diff options
Diffstat (limited to 'actionpack/lib/action_view/helpers')
4 files changed, 0 insertions, 7384 deletions
diff --git a/actionpack/lib/action_view/helpers/javascripts/controls.js b/actionpack/lib/action_view/helpers/javascripts/controls.js deleted file mode 100644 index ca29aefdd1..0000000000 --- a/actionpack/lib/action_view/helpers/javascripts/controls.js +++ /dev/null @@ -1,963 +0,0 @@ -// Copyright (c) 2005-2008 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) -// (c) 2005-2008 Ivan Krstic (http://blogs.law.harvard.edu/ivan) -// (c) 2005-2008 Jon Tirsen (http://www.tirsen.com) -// Contributors: -// Richard Livsey -// Rahul Bhargava -// Rob Wills -// -// script.aculo.us is freely distributable under the terms of an MIT-style license. -// For details, see the script.aculo.us web site: http://script.aculo.us/ - -// Autocompleter.Base handles all the autocompletion functionality -// that's independent of the data source for autocompletion. This -// includes drawing the autocompletion menu, observing keyboard -// and mouse events, and similar. -// -// Specific autocompleters need to provide, at the very least, -// a getUpdatedChoices function that will be invoked every time -// the text inside the monitored textbox changes. This method -// should get the text for which to provide autocompletion by -// invoking this.getToken(), NOT by directly accessing -// this.element.value. This is to allow incremental tokenized -// autocompletion. Specific auto-completion logic (AJAX, etc) -// belongs in getUpdatedChoices. -// -// Tokenized incremental autocompletion is enabled automatically -// when an autocompleter is instantiated with the 'tokens' option -// in the options parameter, e.g.: -// new Ajax.Autocompleter('id','upd', '/url/', { tokens: ',' }); -// will incrementally autocomplete with a comma as the token. -// Additionally, ',' in the above example can be replaced with -// a token array, e.g. { tokens: [',', '\n'] } which -// enables autocompletion on multiple tokens. This is most -// useful when one of the tokens is \n (a newline), as it -// allows smart autocompletion after linebreaks. - -if(typeof Effect == 'undefined') - throw("controls.js requires including script.aculo.us' effects.js library"); - -var Autocompleter = { }; -Autocompleter.Base = Class.create({ - baseInitialize: function(element, update, options) { - element = $(element); - this.element = element; - this.update = $(update); - this.hasFocus = false; - this.changed = false; - this.active = false; - this.index = 0; - this.entryCount = 0; - this.oldElementValue = this.element.value; - - if(this.setOptions) - this.setOptions(options); - else - this.options = options || { }; - - this.options.paramName = this.options.paramName || this.element.name; - this.options.tokens = this.options.tokens || []; - this.options.frequency = this.options.frequency || 0.4; - this.options.minChars = this.options.minChars || 1; - this.options.onShow = this.options.onShow || - function(element, update){ - if(!update.style.position || update.style.position=='absolute') { - update.style.position = 'absolute'; - Position.clone(element, update, { - setHeight: false, - offsetTop: element.offsetHeight - }); - } - Effect.Appear(update,{duration:0.15}); - }; - this.options.onHide = this.options.onHide || - function(element, update){ new Effect.Fade(update,{duration:0.15}) }; - - if(typeof(this.options.tokens) == 'string') - this.options.tokens = new Array(this.options.tokens); - // Force carriage returns as token delimiters anyway - if (!this.options.tokens.include('\n')) - this.options.tokens.push('\n'); - - this.observer = null; - - this.element.setAttribute('autocomplete','off'); - - Element.hide(this.update); - - Event.observe(this.element, 'blur', this.onBlur.bindAsEventListener(this)); - Event.observe(this.element, 'keydown', this.onKeyPress.bindAsEventListener(this)); - }, - - show: function() { - if(Element.getStyle(this.update, 'display')=='none') this.options.onShow(this.element, this.update); - if(!this.iefix && - (Prototype.Browser.IE) && - (Element.getStyle(this.update, 'position')=='absolute')) { - new Insertion.After(this.update, - '<iframe id="' + this.update.id + '_iefix" '+ - 'style="display:none;position:absolute;filter:progid:DXImageTransform.Microsoft.Alpha(opacity=0);" ' + - 'src="javascript:false;" frameborder="0" scrolling="no"></iframe>'); - this.iefix = $(this.update.id+'_iefix'); - } - if(this.iefix) setTimeout(this.fixIEOverlapping.bind(this), 50); - }, - - fixIEOverlapping: function() { - Position.clone(this.update, this.iefix, {setTop:(!this.update.style.height)}); - this.iefix.style.zIndex = 1; - this.update.style.zIndex = 2; - Element.show(this.iefix); - }, - - hide: function() { - this.stopIndicator(); - if(Element.getStyle(this.update, 'display')!='none') this.options.onHide(this.element, this.update); - if(this.iefix) Element.hide(this.iefix); - }, - - startIndicator: function() { - if(this.options.indicator) Element.show(this.options.indicator); - }, - - stopIndicator: function() { - if(this.options.indicator) Element.hide(this.options.indicator); - }, - - onKeyPress: function(event) { - if(this.active) - switch(event.keyCode) { - case Event.KEY_TAB: - case Event.KEY_RETURN: - this.selectEntry(); - Event.stop(event); - case Event.KEY_ESC: - this.hide(); - this.active = false; - Event.stop(event); - return; - case Event.KEY_LEFT: - case Event.KEY_RIGHT: - return; - case Event.KEY_UP: - this.markPrevious(); - this.render(); - Event.stop(event); - return; - case Event.KEY_DOWN: - this.markNext(); - this.render(); - Event.stop(event); - return; - } - else - if(event.keyCode==Event.KEY_TAB || event.keyCode==Event.KEY_RETURN || - (Prototype.Browser.WebKit > 0 && event.keyCode == 0)) return; - - this.changed = true; - this.hasFocus = true; - - if(this.observer) clearTimeout(this.observer); - this.observer = - setTimeout(this.onObserverEvent.bind(this), this.options.frequency*1000); - }, - - activate: function() { - this.changed = false; - this.hasFocus = true; - this.getUpdatedChoices(); - }, - - onHover: function(event) { - var element = Event.findElement(event, 'LI'); - if(this.index != element.autocompleteIndex) - { - this.index = element.autocompleteIndex; - this.render(); - } - Event.stop(event); - }, - - onClick: function(event) { - var element = Event.findElement(event, 'LI'); - this.index = element.autocompleteIndex; - this.selectEntry(); - this.hide(); - }, - - onBlur: function(event) { - // needed to make click events working - setTimeout(this.hide.bind(this), 250); - this.hasFocus = false; - this.active = false; - }, - - render: function() { - if(this.entryCount > 0) { - for (var i = 0; i < this.entryCount; i++) - this.index==i ? - Element.addClassName(this.getEntry(i),"selected") : - Element.removeClassName(this.getEntry(i),"selected"); - if(this.hasFocus) { - this.show(); - this.active = true; - } - } else { - this.active = false; - this.hide(); - } - }, - - markPrevious: function() { - if(this.index > 0) this.index--; - else this.index = this.entryCount-1; - this.getEntry(this.index).scrollIntoView(true); - }, - - markNext: function() { - if(this.index < this.entryCount-1) this.index++; - else this.index = 0; - this.getEntry(this.index).scrollIntoView(false); - }, - - getEntry: function(index) { - return this.update.firstChild.childNodes[index]; - }, - - getCurrentEntry: function() { - return this.getEntry(this.index); - }, - - selectEntry: function() { - this.active = false; - this.updateElement(this.getCurrentEntry()); - }, - - updateElement: function(selectedElement) { - if (this.options.updateElement) { - this.options.updateElement(selectedElement); - return; - } - var value = ''; - if (this.options.select) { - var nodes = $(selectedElement).select('.' + this.options.select) || []; - if(nodes.length>0) value = Element.collectTextNodes(nodes[0], this.options.select); - } else - value = Element.collectTextNodesIgnoreClass(selectedElement, 'informal'); - - var bounds = this.getTokenBounds(); - if (bounds[0] != -1) { - var newValue = this.element.value.substr(0, bounds[0]); - var whitespace = this.element.value.substr(bounds[0]).match(/^\s+/); - if (whitespace) - newValue += whitespace[0]; - this.element.value = newValue + value + this.element.value.substr(bounds[1]); - } else { - this.element.value = value; - } - this.oldElementValue = this.element.value; - this.element.focus(); - - if (this.options.afterUpdateElement) - this.options.afterUpdateElement(this.element, selectedElement); - }, - - updateChoices: function(choices) { - if(!this.changed && this.hasFocus) { - this.update.innerHTML = choices; - Element.cleanWhitespace(this.update); - Element.cleanWhitespace(this.update.down()); - - if(this.update.firstChild && this.update.down().childNodes) { - this.entryCount = - this.update.down().childNodes.length; - for (var i = 0; i < this.entryCount; i++) { - var entry = this.getEntry(i); - entry.autocompleteIndex = i; - this.addObservers(entry); - } - } else { - this.entryCount = 0; - } - - this.stopIndicator(); - this.index = 0; - - if(this.entryCount==1 && this.options.autoSelect) { - this.selectEntry(); - this.hide(); - } else { - this.render(); - } - } - }, - - addObservers: function(element) { - Event.observe(element, "mouseover", this.onHover.bindAsEventListener(this)); - Event.observe(element, "click", this.onClick.bindAsEventListener(this)); - }, - - onObserverEvent: function() { - this.changed = false; - this.tokenBounds = null; - if(this.getToken().length>=this.options.minChars) { - this.getUpdatedChoices(); - } else { - this.active = false; - this.hide(); - } - this.oldElementValue = this.element.value; - }, - - getToken: function() { - var bounds = this.getTokenBounds(); - return this.element.value.substring(bounds[0], bounds[1]).strip(); - }, - - getTokenBounds: function() { - if (null != this.tokenBounds) return this.tokenBounds; - var value = this.element.value; - if (value.strip().empty()) return [-1, 0]; - var diff = arguments.callee.getFirstDifferencePos(value, this.oldElementValue); - var offset = (diff == this.oldElementValue.length ? 1 : 0); - var prevTokenPos = -1, nextTokenPos = value.length; - var tp; - for (var index = 0, l = this.options.tokens.length; index < l; ++index) { - tp = value.lastIndexOf(this.options.tokens[index], diff + offset - 1); - if (tp > prevTokenPos) prevTokenPos = tp; - tp = value.indexOf(this.options.tokens[index], diff + offset); - if (-1 != tp && tp < nextTokenPos) nextTokenPos = tp; - } - return (this.tokenBounds = [prevTokenPos + 1, nextTokenPos]); - } -}); - -Autocompleter.Base.prototype.getTokenBounds.getFirstDifferencePos = function(newS, oldS) { - var boundary = Math.min(newS.length, oldS.length); - for (var index = 0; index < boundary; ++index) - if (newS[index] != oldS[index]) - return index; - return boundary; -}; - -Ajax.Autocompleter = Class.create(Autocompleter.Base, { - initialize: function(element, update, url, options) { - this.baseInitialize(element, update, options); - this.options.asynchronous = true; - this.options.onComplete = this.onComplete.bind(this); - this.options.defaultParams = this.options.parameters || null; - this.url = url; - }, - - getUpdatedChoices: function() { - this.startIndicator(); - - var entry = encodeURIComponent(this.options.paramName) + '=' + - encodeURIComponent(this.getToken()); - - this.options.parameters = this.options.callback ? - this.options.callback(this.element, entry) : entry; - - if(this.options.defaultParams) - this.options.parameters += '&' + this.options.defaultParams; - - new Ajax.Request(this.url, this.options); - }, - - onComplete: function(request) { - this.updateChoices(request.responseText); - } -}); - -// The local array autocompleter. Used when you'd prefer to -// inject an array of autocompletion options into the page, rather -// than sending out Ajax queries, which can be quite slow sometimes. -// -// The constructor takes four parameters. The first two are, as usual, -// the id of the monitored textbox, and id of the autocompletion menu. -// The third is the array you want to autocomplete from, and the fourth -// is the options block. -// -// Extra local autocompletion options: -// - choices - How many autocompletion choices to offer -// -// - partialSearch - If false, the autocompleter will match entered -// text only at the beginning of strings in the -// autocomplete array. Defaults to true, which will -// match text at the beginning of any *word* in the -// strings in the autocomplete array. If you want to -// search anywhere in the string, additionally set -// the option fullSearch to true (default: off). -// -// - fullSsearch - Search anywhere in autocomplete array strings. -// -// - partialChars - How many characters to enter before triggering -// a partial match (unlike minChars, which defines -// how many characters are required to do any match -// at all). Defaults to 2. -// -// - ignoreCase - Whether to ignore case when autocompleting. -// Defaults to true. -// -// It's possible to pass in a custom function as the 'selector' -// option, if you prefer to write your own autocompletion logic. -// In that case, the other options above will not apply unless -// you support them. - -Autocompleter.Local = Class.create(Autocompleter.Base, { - initialize: function(element, update, array, options) { - this.baseInitialize(element, update, options); - this.options.array = array; - }, - - getUpdatedChoices: function() { - this.updateChoices(this.options.selector(this)); - }, - - setOptions: function(options) { - this.options = Object.extend({ - choices: 10, - partialSearch: true, - partialChars: 2, - ignoreCase: true, - fullSearch: false, - selector: function(instance) { - var ret = []; // Beginning matches - var partial = []; // Inside matches - var entry = instance.getToken(); - var count = 0; - - for (var i = 0; i < instance.options.array.length && - ret.length < instance.options.choices ; i++) { - - var elem = instance.options.array[i]; - var foundPos = instance.options.ignoreCase ? - elem.toLowerCase().indexOf(entry.toLowerCase()) : - elem.indexOf(entry); - - while (foundPos != -1) { - if (foundPos == 0 && elem.length != entry.length) { - ret.push("<li><strong>" + elem.substr(0, entry.length) + "</strong>" + - elem.substr(entry.length) + "</li>"); - break; - } else if (entry.length >= instance.options.partialChars && - instance.options.partialSearch && foundPos != -1) { - if (instance.options.fullSearch || /\s/.test(elem.substr(foundPos-1,1))) { - partial.push("<li>" + elem.substr(0, foundPos) + "<strong>" + - elem.substr(foundPos, entry.length) + "</strong>" + elem.substr( - foundPos + entry.length) + "</li>"); - break; - } - } - - foundPos = instance.options.ignoreCase ? - elem.toLowerCase().indexOf(entry.toLowerCase(), foundPos + 1) : - elem.indexOf(entry, foundPos + 1); - - } - } - if (partial.length) - ret = ret.concat(partial.slice(0, instance.options.choices - ret.length)); - return "<ul>" + ret.join('') + "</ul>"; - } - }, options || { }); - } -}); - -// AJAX in-place editor and collection editor -// Full rewrite by Christophe Porteneuve <tdd@tddsworld.com> (April 2007). - -// Use this if you notice weird scrolling problems on some browsers, -// the DOM might be a bit confused when this gets called so do this -// waits 1 ms (with setTimeout) until it does the activation -Field.scrollFreeActivate = function(field) { - setTimeout(function() { - Field.activate(field); - }, 1); -}; - -Ajax.InPlaceEditor = Class.create({ - initialize: function(element, url, options) { - this.url = url; - this.element = element = $(element); - this.prepareOptions(); - this._controls = { }; - arguments.callee.dealWithDeprecatedOptions(options); // DEPRECATION LAYER!!! - Object.extend(this.options, options || { }); - if (!this.options.formId && this.element.id) { - this.options.formId = this.element.id + '-inplaceeditor'; - if ($(this.options.formId)) - this.options.formId = ''; - } - if (this.options.externalControl) - this.options.externalControl = $(this.options.externalControl); - if (!this.options.externalControl) - this.options.externalControlOnly = false; - this._originalBackground = this.element.getStyle('background-color') || 'transparent'; - this.element.title = this.options.clickToEditText; - this._boundCancelHandler = this.handleFormCancellation.bind(this); - this._boundComplete = (this.options.onComplete || Prototype.emptyFunction).bind(this); - this._boundFailureHandler = this.handleAJAXFailure.bind(this); - this._boundSubmitHandler = this.handleFormSubmission.bind(this); - this._boundWrapperHandler = this.wrapUp.bind(this); - this.registerListeners(); - }, - checkForEscapeOrReturn: function(e) { - if (!this._editing || e.ctrlKey || e.altKey || e.shiftKey) return; - if (Event.KEY_ESC == e.keyCode) - this.handleFormCancellation(e); - else if (Event.KEY_RETURN == e.keyCode) - this.handleFormSubmission(e); - }, - createControl: function(mode, handler, extraClasses) { - var control = this.options[mode + 'Control']; - var text = this.options[mode + 'Text']; - if ('button' == control) { - var btn = document.createElement('input'); - btn.type = 'submit'; - btn.value = text; - btn.className = 'editor_' + mode + '_button'; - if ('cancel' == mode) - btn.onclick = this._boundCancelHandler; - this._form.appendChild(btn); - this._controls[mode] = btn; - } else if ('link' == control) { - var link = document.createElement('a'); - link.href = '#'; - link.appendChild(document.createTextNode(text)); - link.onclick = 'cancel' == mode ? this._boundCancelHandler : this._boundSubmitHandler; - link.className = 'editor_' + mode + '_link'; - if (extraClasses) - link.className += ' ' + extraClasses; - this._form.appendChild(link); - this._controls[mode] = link; - } - }, - createEditField: function() { - var text = (this.options.loadTextURL ? this.options.loadingText : this.getText()); - var fld; - if (1 >= this.options.rows && !/\r|\n/.test(this.getText())) { - fld = document.createElement('input'); - fld.type = 'text'; - var size = this.options.size || this.options.cols || 0; - if (0 < size) fld.size = size; - } else { - fld = document.createElement('textarea'); - fld.rows = (1 >= this.options.rows ? this.options.autoRows : this.options.rows); - fld.cols = this.options.cols || 40; - } - fld.name = this.options.paramName; - fld.value = text; // No HTML breaks conversion anymore - fld.className = 'editor_field'; - if (this.options.submitOnBlur) - fld.onblur = this._boundSubmitHandler; - this._controls.editor = fld; - if (this.options.loadTextURL) - this.loadExternalText(); - this._form.appendChild(this._controls.editor); - }, - createForm: function() { - var ipe = this; - function addText(mode, condition) { - var text = ipe.options['text' + mode + 'Controls']; - if (!text || condition === false) return; - ipe._form.appendChild(document.createTextNode(text)); - }; - this._form = $(document.createElement('form')); - this._form.id = this.options.formId; - this._form.addClassName(this.options.formClassName); - this._form.onsubmit = this._boundSubmitHandler; - this.createEditField(); - if ('textarea' == this._controls.editor.tagName.toLowerCase()) - this._form.appendChild(document.createElement('br')); - if (this.options.onFormCustomization) - this.options.onFormCustomization(this, this._form); - addText('Before', this.options.okControl || this.options.cancelControl); - this.createControl('ok', this._boundSubmitHandler); - addText('Between', this.options.okControl && this.options.cancelControl); - this.createControl('cancel', this._boundCancelHandler, 'editor_cancel'); - addText('After', this.options.okControl || this.options.cancelControl); - }, - destroy: function() { - if (this._oldInnerHTML) - this.element.innerHTML = this._oldInnerHTML; - this.leaveEditMode(); - this.unregisterListeners(); - }, - enterEditMode: function(e) { - if (this._saving || this._editing) return; - this._editing = true; - this.triggerCallback('onEnterEditMode'); - if (this.options.externalControl) - this.options.externalControl.hide(); - this.element.hide(); - this.createForm(); - this.element.parentNode.insertBefore(this._form, this.element); - if (!this.options.loadTextURL) - this.postProcessEditField(); - if (e) Event.stop(e); - }, - enterHover: function(e) { - if (this.options.hoverClassName) - this.element.addClassName(this.options.hoverClassName); - if (this._saving) return; - this.triggerCallback('onEnterHover'); - }, - getText: function() { - return this.element.innerHTML.unescapeHTML(); - }, - handleAJAXFailure: function(transport) { - this.triggerCallback('onFailure', transport); - if (this._oldInnerHTML) { - this.element.innerHTML = this._oldInnerHTML; - this._oldInnerHTML = null; - } - }, - handleFormCancellation: function(e) { - this.wrapUp(); - if (e) Event.stop(e); - }, - handleFormSubmission: function(e) { - var form = this._form; - var value = $F(this._controls.editor); - this.prepareSubmission(); - var params = this.options.callback(form, value) || ''; - if (Object.isString(params)) - params = params.toQueryParams(); - params.editorId = this.element.id; - if (this.options.htmlResponse) { - var options = Object.extend({ evalScripts: true }, this.options.ajaxOptions); - Object.extend(options, { - parameters: params, - onComplete: this._boundWrapperHandler, - onFailure: this._boundFailureHandler - }); - new Ajax.Updater({ success: this.element }, this.url, options); - } else { - var options = Object.extend({ method: 'get' }, this.options.ajaxOptions); - Object.extend(options, { - parameters: params, - onComplete: this._boundWrapperHandler, - onFailure: this._boundFailureHandler - }); - new Ajax.Request(this.url, options); - } - if (e) Event.stop(e); - }, - leaveEditMode: function() { - this.element.removeClassName(this.options.savingClassName); - this.removeForm(); - this.leaveHover(); - this.element.style.backgroundColor = this._originalBackground; - this.element.show(); - if (this.options.externalControl) - this.options.externalControl.show(); - this._saving = false; - this._editing = false; - this._oldInnerHTML = null; - this.triggerCallback('onLeaveEditMode'); - }, - leaveHover: function(e) { - if (this.options.hoverClassName) - this.element.removeClassName(this.options.hoverClassName); - if (this._saving) return; - this.triggerCallback('onLeaveHover'); - }, - loadExternalText: function() { - this._form.addClassName(this.options.loadingClassName); - this._controls.editor.disabled = true; - var options = Object.extend({ method: 'get' }, this.options.ajaxOptions); - Object.extend(options, { - parameters: 'editorId=' + encodeURIComponent(this.element.id), - onComplete: Prototype.emptyFunction, - onSuccess: function(transport) { - this._form.removeClassName(this.options.loadingClassName); - var text = transport.responseText; - if (this.options.stripLoadedTextTags) - text = text.stripTags(); - this._controls.editor.value = text; - this._controls.editor.disabled = false; - this.postProcessEditField(); - }.bind(this), - onFailure: this._boundFailureHandler - }); - new Ajax.Request(this.options.loadTextURL, options); - }, - postProcessEditField: function() { - var fpc = this.options.fieldPostCreation; - if (fpc) - $(this._controls.editor)['focus' == fpc ? 'focus' : 'activate'](); - }, - prepareOptions: function() { - this.options = Object.clone(Ajax.InPlaceEditor.DefaultOptions); - Object.extend(this.options, Ajax.InPlaceEditor.DefaultCallbacks); - [this._extraDefaultOptions].flatten().compact().each(function(defs) { - Object.extend(this.options, defs); - }.bind(this)); - }, - prepareSubmission: function() { - this._saving = true; - this.removeForm(); - this.leaveHover(); - this.showSaving(); - }, - registerListeners: function() { - this._listeners = { }; - var listener; - $H(Ajax.InPlaceEditor.Listeners).each(function(pair) { - listener = this[pair.value].bind(this); - this._listeners[pair.key] = listener; - if (!this.options.externalControlOnly) - this.element.observe(pair.key, listener); - if (this.options.externalControl) - this.options.externalControl.observe(pair.key, listener); - }.bind(this)); - }, - removeForm: function() { - if (!this._form) return; - this._form.remove(); - this._form = null; - this._controls = { }; - }, - showSaving: function() { - this._oldInnerHTML = this.element.innerHTML; - this.element.innerHTML = this.options.savingText; - this.element.addClassName(this.options.savingClassName); - this.element.style.backgroundColor = this._originalBackground; - this.element.show(); - }, - triggerCallback: function(cbName, arg) { - if ('function' == typeof this.options[cbName]) { - this.options[cbName](this, arg); - } - }, - unregisterListeners: function() { - $H(this._listeners).each(function(pair) { - if (!this.options.externalControlOnly) - this.element.stopObserving(pair.key, pair.value); - if (this.options.externalControl) - this.options.externalControl.stopObserving(pair.key, pair.value); - }.bind(this)); - }, - wrapUp: function(transport) { - this.leaveEditMode(); - // Can't use triggerCallback due to backward compatibility: requires - // binding + direct element - this._boundComplete(transport, this.element); - } -}); - -Object.extend(Ajax.InPlaceEditor.prototype, { - dispose: Ajax.InPlaceEditor.prototype.destroy -}); - -Ajax.InPlaceCollectionEditor = Class.create(Ajax.InPlaceEditor, { - initialize: function($super, element, url, options) { - this._extraDefaultOptions = Ajax.InPlaceCollectionEditor.DefaultOptions; - $super(element, url, options); - }, - - createEditField: function() { - var list = document.createElement('select'); - list.name = this.options.paramName; - list.size = 1; - this._controls.editor = list; - this._collection = this.options.collection || []; - if (this.options.loadCollectionURL) - this.loadCollection(); - else - this.checkForExternalText(); - this._form.appendChild(this._controls.editor); - }, - - loadCollection: function() { - this._form.addClassName(this.options.loadingClassName); - this.showLoadingText(this.options.loadingCollectionText); - var options = Object.extend({ method: 'get' }, this.options.ajaxOptions); - Object.extend(options, { - parameters: 'editorId=' + encodeURIComponent(this.element.id), - onComplete: Prototype.emptyFunction, - onSuccess: function(transport) { - var js = transport.responseText.strip(); - if (!/^\[.*\]$/.test(js)) // TODO: improve sanity check - throw('Server returned an invalid collection representation.'); - this._collection = eval(js); - this.checkForExternalText(); - }.bind(this), - onFailure: this.onFailure - }); - new Ajax.Request(this.options.loadCollectionURL, options); - }, - - showLoadingText: function(text) { - this._controls.editor.disabled = true; - var tempOption = this._controls.editor.firstChild; - if (!tempOption) { - tempOption = document.createElement('option'); - tempOption.value = ''; - this._controls.editor.appendChild(tempOption); - tempOption.selected = true; - } - tempOption.update((text || '').stripScripts().stripTags()); - }, - - checkForExternalText: function() { - this._text = this.getText(); - if (this.options.loadTextURL) - this.loadExternalText(); - else - this.buildOptionList(); - }, - - loadExternalText: function() { - this.showLoadingText(this.options.loadingText); - var options = Object.extend({ method: 'get' }, this.options.ajaxOptions); - Object.extend(options, { - parameters: 'editorId=' + encodeURIComponent(this.element.id), - onComplete: Prototype.emptyFunction, - onSuccess: function(transport) { - this._text = transport.responseText.strip(); - this.buildOptionList(); - }.bind(this), - onFailure: this.onFailure - }); - new Ajax.Request(this.options.loadTextURL, options); - }, - - buildOptionList: function() { - this._form.removeClassName(this.options.loadingClassName); - this._collection = this._collection.map(function(entry) { - return 2 === entry.length ? entry : [entry, entry].flatten(); - }); - var marker = ('value' in this.options) ? this.options.value : this._text; - var textFound = this._collection.any(function(entry) { - return entry[0] == marker; - }.bind(this)); - this._controls.editor.update(''); - var option; - this._collection.each(function(entry, index) { - option = document.createElement('option'); - option.value = entry[0]; - option.selected = textFound ? entry[0] == marker : 0 == index; - option.appendChild(document.createTextNode(entry[1])); - this._controls.editor.appendChild(option); - }.bind(this)); - this._controls.editor.disabled = false; - Field.scrollFreeActivate(this._controls.editor); - } -}); - -//**** DEPRECATION LAYER FOR InPlace[Collection]Editor! **** -//**** This only exists for a while, in order to let **** -//**** users adapt to the new API. Read up on the new **** -//**** API and convert your code to it ASAP! **** - -Ajax.InPlaceEditor.prototype.initialize.dealWithDeprecatedOptions = function(options) { - if (!options) return; - function fallback(name, expr) { - if (name in options || expr === undefined) return; - options[name] = expr; - }; - fallback('cancelControl', (options.cancelLink ? 'link' : (options.cancelButton ? 'button' : - options.cancelLink == options.cancelButton == false ? false : undefined))); - fallback('okControl', (options.okLink ? 'link' : (options.okButton ? 'button' : - options.okLink == options.okButton == false ? false : undefined))); - fallback('highlightColor', options.highlightcolor); - fallback('highlightEndColor', options.highlightendcolor); -}; - -Object.extend(Ajax.InPlaceEditor, { - DefaultOptions: { - ajaxOptions: { }, - autoRows: 3, // Use when multi-line w/ rows == 1 - cancelControl: 'link', // 'link'|'button'|false - cancelText: 'cancel', - clickToEditText: 'Click to edit', - externalControl: null, // id|elt - externalControlOnly: false, - fieldPostCreation: 'activate', // 'activate'|'focus'|false - formClassName: 'inplaceeditor-form', - formId: null, // id|elt - highlightColor: '#ffff99', - highlightEndColor: '#ffffff', - hoverClassName: '', - htmlResponse: true, - loadingClassName: 'inplaceeditor-loading', - loadingText: 'Loading...', - okControl: 'button', // 'link'|'button'|false - okText: 'ok', - paramName: 'value', - rows: 1, // If 1 and multi-line, uses autoRows - savingClassName: 'inplaceeditor-saving', - savingText: 'Saving...', - size: 0, - stripLoadedTextTags: false, - submitOnBlur: false, - textAfterControls: '', - textBeforeControls: '', - textBetweenControls: '' - }, - DefaultCallbacks: { - callback: function(form) { - return Form.serialize(form); - }, - onComplete: function(transport, element) { - // For backward compatibility, this one is bound to the IPE, and passes - // the element directly. It was too often customized, so we don't break it. - new Effect.Highlight(element, { - startcolor: this.options.highlightColor, keepBackgroundImage: true }); - }, - onEnterEditMode: null, - onEnterHover: function(ipe) { - ipe.element.style.backgroundColor = ipe.options.highlightColor; - if (ipe._effect) - ipe._effect.cancel(); - }, - onFailure: function(transport, ipe) { - alert('Error communication with the server: ' + transport.responseText.stripTags()); - }, - onFormCustomization: null, // Takes the IPE and its generated form, after editor, before controls. - onLeaveEditMode: null, - onLeaveHover: function(ipe) { - ipe._effect = new Effect.Highlight(ipe.element, { - startcolor: ipe.options.highlightColor, endcolor: ipe.options.highlightEndColor, - restorecolor: ipe._originalBackground, keepBackgroundImage: true - }); - } - }, - Listeners: { - click: 'enterEditMode', - keydown: 'checkForEscapeOrReturn', - mouseover: 'enterHover', - mouseout: 'leaveHover' - } -}); - -Ajax.InPlaceCollectionEditor.DefaultOptions = { - loadingCollectionText: 'Loading options...' -}; - -// Delayed observer, like Form.Element.Observer, -// but waits for delay after last key input -// Ideal for live-search fields - -Form.Element.DelayedObserver = Class.create({ - initialize: function(element, delay, callback) { - this.delay = delay || 0.5; - this.element = $(element); - this.callback = callback; - this.timer = null; - this.lastValue = $F(this.element); - Event.observe(this.element,'keyup',this.delayedListener.bindAsEventListener(this)); - }, - delayedListener: function(event) { - if(this.lastValue == $F(this.element)) return; - if(this.timer) clearTimeout(this.timer); - this.timer = setTimeout(this.onTimerEvent.bind(this), this.delay * 1000); - this.lastValue = $F(this.element); - }, - onTimerEvent: function() { - this.timer = null; - this.callback(this.element, $F(this.element)); - } -});
\ No newline at end of file diff --git a/actionpack/lib/action_view/helpers/javascripts/dragdrop.js b/actionpack/lib/action_view/helpers/javascripts/dragdrop.js deleted file mode 100644 index 07229f986f..0000000000 --- a/actionpack/lib/action_view/helpers/javascripts/dragdrop.js +++ /dev/null @@ -1,973 +0,0 @@ -// Copyright (c) 2005-2008 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) -// (c) 2005-2008 Sammi Williams (http://www.oriontransfer.co.nz, sammi@oriontransfer.co.nz) -// -// script.aculo.us is freely distributable under the terms of an MIT-style license. -// For details, see the script.aculo.us web site: http://script.aculo.us/ - -if(Object.isUndefined(Effect)) - throw("dragdrop.js requires including script.aculo.us' effects.js library"); - -var Droppables = { - drops: [], - - remove: function(element) { - this.drops = this.drops.reject(function(d) { return d.element==$(element) }); - }, - - add: function(element) { - element = $(element); - var options = Object.extend({ - greedy: true, - hoverclass: null, - tree: false - }, arguments[1] || { }); - - // cache containers - if(options.containment) { - options._containers = []; - var containment = options.containment; - if(Object.isArray(containment)) { - containment.each( function(c) { options._containers.push($(c)) }); - } else { - options._containers.push($(containment)); - } - } - - if(options.accept) options.accept = [options.accept].flatten(); - - Element.makePositioned(element); // fix IE - options.element = element; - - this.drops.push(options); - }, - - findDeepestChild: function(drops) { - deepest = drops[0]; - - for (i = 1; i < drops.length; ++i) - if (Element.isParent(drops[i].element, deepest.element)) - deepest = drops[i]; - - return deepest; - }, - - isContained: function(element, drop) { - var containmentNode; - if(drop.tree) { - containmentNode = element.treeNode; - } else { - containmentNode = element.parentNode; - } - return drop._containers.detect(function(c) { return containmentNode == c }); - }, - - isAffected: function(point, element, drop) { - return ( - (drop.element!=element) && - ((!drop._containers) || - this.isContained(element, drop)) && - ((!drop.accept) || - (Element.classNames(element).detect( - function(v) { return drop.accept.include(v) } ) )) && - Position.within(drop.element, point[0], point[1]) ); - }, - - deactivate: function(drop) { - if(drop.hoverclass) - Element.removeClassName(drop.element, drop.hoverclass); - this.last_active = null; - }, - - activate: function(drop) { - if(drop.hoverclass) - Element.addClassName(drop.element, drop.hoverclass); - this.last_active = drop; - }, - - show: function(point, element) { - if(!this.drops.length) return; - var drop, affected = []; - - this.drops.each( function(drop) { - if(Droppables.isAffected(point, element, drop)) - affected.push(drop); - }); - - if(affected.length>0) - drop = Droppables.findDeepestChild(affected); - - if(this.last_active && this.last_active != drop) this.deactivate(this.last_active); - if (drop) { - Position.within(drop.element, point[0], point[1]); - if(drop.onHover) - drop.onHover(element, drop.element, Position.overlap(drop.overlap, drop.element)); - - if (drop != this.last_active) Droppables.activate(drop); - } - }, - - fire: function(event, element) { - if(!this.last_active) return; - Position.prepare(); - - if (this.isAffected([Event.pointerX(event), Event.pointerY(event)], element, this.last_active)) - if (this.last_active.onDrop) { - this.last_active.onDrop(element, this.last_active.element, event); - return true; - } - }, - - reset: function() { - if(this.last_active) - this.deactivate(this.last_active); - } -}; - -var Draggables = { - drags: [], - observers: [], - - register: function(draggable) { - if(this.drags.length == 0) { - this.eventMouseUp = this.endDrag.bindAsEventListener(this); - this.eventMouseMove = this.updateDrag.bindAsEventListener(this); - this.eventKeypress = this.keyPress.bindAsEventListener(this); - - Event.observe(document, "mouseup", this.eventMouseUp); - Event.observe(document, "mousemove", this.eventMouseMove); - Event.observe(document, "keypress", this.eventKeypress); - } - this.drags.push(draggable); - }, - - unregister: function(draggable) { - this.drags = this.drags.reject(function(d) { return d==draggable }); - if(this.drags.length == 0) { - Event.stopObserving(document, "mouseup", this.eventMouseUp); - Event.stopObserving(document, "mousemove", this.eventMouseMove); - Event.stopObserving(document, "keypress", this.eventKeypress); - } - }, - - activate: function(draggable) { - if(draggable.options.delay) { - this._timeout = setTimeout(function() { - Draggables._timeout = null; - window.focus(); - Draggables.activeDraggable = draggable; - }.bind(this), draggable.options.delay); - } else { - window.focus(); // allows keypress events if window isn't currently focused, fails for Safari - this.activeDraggable = draggable; - } - }, - - deactivate: function() { - this.activeDraggable = null; - }, - - updateDrag: function(event) { - if(!this.activeDraggable) return; - var pointer = [Event.pointerX(event), Event.pointerY(event)]; - // Mozilla-based browsers fire successive mousemove events with - // the same coordinates, prevent needless redrawing (moz bug?) - if(this._lastPointer && (this._lastPointer.inspect() == pointer.inspect())) return; - this._lastPointer = pointer; - - this.activeDraggable.updateDrag(event, pointer); - }, - - endDrag: function(event) { - if(this._timeout) { - clearTimeout(this._timeout); - this._timeout = null; - } - if(!this.activeDraggable) return; - this._lastPointer = null; - this.activeDraggable.endDrag(event); - this.activeDraggable = null; - }, - - keyPress: function(event) { - if(this.activeDraggable) - this.activeDraggable.keyPress(event); - }, - - addObserver: function(observer) { - this.observers.push(observer); - this._cacheObserverCallbacks(); - }, - - removeObserver: function(element) { // element instead of observer fixes mem leaks - this.observers = this.observers.reject( function(o) { return o.element==element }); - this._cacheObserverCallbacks(); - }, - - notify: function(eventName, draggable, event) { // 'onStart', 'onEnd', 'onDrag' - if(this[eventName+'Count'] > 0) - this.observers.each( function(o) { - if(o[eventName]) o[eventName](eventName, draggable, event); - }); - if(draggable.options[eventName]) draggable.options[eventName](draggable, event); - }, - - _cacheObserverCallbacks: function() { - ['onStart','onEnd','onDrag'].each( function(eventName) { - Draggables[eventName+'Count'] = Draggables.observers.select( - function(o) { return o[eventName]; } - ).length; - }); - } -}; - -/*--------------------------------------------------------------------------*/ - -var Draggable = Class.create({ - initialize: function(element) { - var defaults = { - handle: false, - reverteffect: function(element, top_offset, left_offset) { - var dur = Math.sqrt(Math.abs(top_offset^2)+Math.abs(left_offset^2))*0.02; - new Effect.Move(element, { x: -left_offset, y: -top_offset, duration: dur, - queue: {scope:'_draggable', position:'end'} - }); - }, - endeffect: function(element) { - var toOpacity = Object.isNumber(element._opacity) ? element._opacity : 1.0; - new Effect.Opacity(element, {duration:0.2, from:0.7, to:toOpacity, - queue: {scope:'_draggable', position:'end'}, - afterFinish: function(){ - Draggable._dragging[element] = false - } - }); - }, - zindex: 1000, - revert: false, - quiet: false, - scroll: false, - scrollSensitivity: 20, - scrollSpeed: 15, - snap: false, // false, or xy or [x,y] or function(x,y){ return [x,y] } - delay: 0 - }; - - if(!arguments[1] || Object.isUndefined(arguments[1].endeffect)) - Object.extend(defaults, { - starteffect: function(element) { - element._opacity = Element.getOpacity(element); - Draggable._dragging[element] = true; - new Effect.Opacity(element, {duration:0.2, from:element._opacity, to:0.7}); - } - }); - - var options = Object.extend(defaults, arguments[1] || { }); - - this.element = $(element); - - if(options.handle && Object.isString(options.handle)) - this.handle = this.element.down('.'+options.handle, 0); - - if(!this.handle) this.handle = $(options.handle); - if(!this.handle) this.handle = this.element; - - if(options.scroll && !options.scroll.scrollTo && !options.scroll.outerHTML) { - options.scroll = $(options.scroll); - this._isScrollChild = Element.childOf(this.element, options.scroll); - } - - Element.makePositioned(this.element); // fix IE - - this.options = options; - this.dragging = false; - - this.eventMouseDown = this.initDrag.bindAsEventListener(this); - Event.observe(this.handle, "mousedown", this.eventMouseDown); - - Draggables.register(this); - }, - - destroy: function() { - Event.stopObserving(this.handle, "mousedown", this.eventMouseDown); - Draggables.unregister(this); - }, - - currentDelta: function() { - return([ - parseInt(Element.getStyle(this.element,'left') || '0'), - parseInt(Element.getStyle(this.element,'top') || '0')]); - }, - - initDrag: function(event) { - if(!Object.isUndefined(Draggable._dragging[this.element]) && - Draggable._dragging[this.element]) return; - if(Event.isLeftClick(event)) { - // abort on form elements, fixes a Firefox issue - var src = Event.element(event); - if((tag_name = src.tagName.toUpperCase()) && ( - tag_name=='INPUT' || - tag_name=='SELECT' || - tag_name=='OPTION' || - tag_name=='BUTTON' || - tag_name=='TEXTAREA')) return; - - var pointer = [Event.pointerX(event), Event.pointerY(event)]; - var pos = Position.cumulativeOffset(this.element); - this.offset = [0,1].map( function(i) { return (pointer[i] - pos[i]) }); - - Draggables.activate(this); - Event.stop(event); - } - }, - - startDrag: function(event) { - this.dragging = true; - if(!this.delta) - this.delta = this.currentDelta(); - - if(this.options.zindex) { - this.originalZ = parseInt(Element.getStyle(this.element,'z-index') || 0); - this.element.style.zIndex = this.options.zindex; - } - - if(this.options.ghosting) { - this._clone = this.element.cloneNode(true); - this._originallyAbsolute = (this.element.getStyle('position') == 'absolute'); - if (!this._originallyAbsolute) - Position.absolutize(this.element); - this.element.parentNode.insertBefore(this._clone, this.element); - } - - if(this.options.scroll) { - if (this.options.scroll == window) { - var where = this._getWindowScroll(this.options.scroll); - this.originalScrollLeft = where.left; - this.originalScrollTop = where.top; - } else { - this.originalScrollLeft = this.options.scroll.scrollLeft; - this.originalScrollTop = this.options.scroll.scrollTop; - } - } - - Draggables.notify('onStart', this, event); - - if(this.options.starteffect) this.options.starteffect(this.element); - }, - - updateDrag: function(event, pointer) { - if(!this.dragging) this.startDrag(event); - - if(!this.options.quiet){ - Position.prepare(); - Droppables.show(pointer, this.element); - } - - Draggables.notify('onDrag', this, event); - - this.draw(pointer); - if(this.options.change) this.options.change(this); - - if(this.options.scroll) { - this.stopScrolling(); - - var p; - if (this.options.scroll == window) { - with(this._getWindowScroll(this.options.scroll)) { p = [ left, top, left+width, top+height ]; } - } else { - p = Position.page(this.options.scroll); - p[0] += this.options.scroll.scrollLeft + Position.deltaX; - p[1] += this.options.scroll.scrollTop + Position.deltaY; - p.push(p[0]+this.options.scroll.offsetWidth); - p.push(p[1]+this.options.scroll.offsetHeight); - } - var speed = [0,0]; - if(pointer[0] < (p[0]+this.options.scrollSensitivity)) speed[0] = pointer[0]-(p[0]+this.options.scrollSensitivity); - if(pointer[1] < (p[1]+this.options.scrollSensitivity)) speed[1] = pointer[1]-(p[1]+this.options.scrollSensitivity); - if(pointer[0] > (p[2]-this.options.scrollSensitivity)) speed[0] = pointer[0]-(p[2]-this.options.scrollSensitivity); - if(pointer[1] > (p[3]-this.options.scrollSensitivity)) speed[1] = pointer[1]-(p[3]-this.options.scrollSensitivity); - this.startScrolling(speed); - } - - // fix AppleWebKit rendering - if(Prototype.Browser.WebKit) window.scrollBy(0,0); - - Event.stop(event); - }, - - finishDrag: function(event, success) { - this.dragging = false; - - if(this.options.quiet){ - Position.prepare(); - var pointer = [Event.pointerX(event), Event.pointerY(event)]; - Droppables.show(pointer, this.element); - } - - if(this.options.ghosting) { - if (!this._originallyAbsolute) - Position.relativize(this.element); - delete this._originallyAbsolute; - Element.remove(this._clone); - this._clone = null; - } - - var dropped = false; - if(success) { - dropped = Droppables.fire(event, this.element); - if (!dropped) dropped = false; - } - if(dropped && this.options.onDropped) this.options.onDropped(this.element); - Draggables.notify('onEnd', this, event); - - var revert = this.options.revert; - if(revert && Object.isFunction(revert)) revert = revert(this.element); - - var d = this.currentDelta(); - if(revert && this.options.reverteffect) { - if (dropped == 0 || revert != 'failure') - this.options.reverteffect(this.element, - d[1]-this.delta[1], d[0]-this.delta[0]); - } else { - this.delta = d; - } - - if(this.options.zindex) - this.element.style.zIndex = this.originalZ; - - if(this.options.endeffect) - this.options.endeffect(this.element); - - Draggables.deactivate(this); - Droppables.reset(); - }, - - keyPress: function(event) { - if(event.keyCode!=Event.KEY_ESC) return; - this.finishDrag(event, false); - Event.stop(event); - }, - - endDrag: function(event) { - if(!this.dragging) return; - this.stopScrolling(); - this.finishDrag(event, true); - Event.stop(event); - }, - - draw: function(point) { - var pos = Position.cumulativeOffset(this.element); - if(this.options.ghosting) { - var r = Position.realOffset(this.element); - pos[0] += r[0] - Position.deltaX; pos[1] += r[1] - Position.deltaY; - } - - var d = this.currentDelta(); - pos[0] -= d[0]; pos[1] -= d[1]; - - if(this.options.scroll && (this.options.scroll != window && this._isScrollChild)) { - pos[0] -= this.options.scroll.scrollLeft-this.originalScrollLeft; - pos[1] -= this.options.scroll.scrollTop-this.originalScrollTop; - } - - var p = [0,1].map(function(i){ - return (point[i]-pos[i]-this.offset[i]) - }.bind(this)); - - if(this.options.snap) { - if(Object.isFunction(this.options.snap)) { - p = this.options.snap(p[0],p[1],this); - } else { - if(Object.isArray(this.options.snap)) { - p = p.map( function(v, i) { - return (v/this.options.snap[i]).round()*this.options.snap[i] }.bind(this)); - } else { - p = p.map( function(v) { - return (v/this.options.snap).round()*this.options.snap }.bind(this)); - } - }} - - var style = this.element.style; - if((!this.options.constraint) || (this.options.constraint=='horizontal')) - style.left = p[0] + "px"; - if((!this.options.constraint) || (this.options.constraint=='vertical')) - style.top = p[1] + "px"; - - if(style.visibility=="hidden") style.visibility = ""; // fix gecko rendering - }, - - stopScrolling: function() { - if(this.scrollInterval) { - clearInterval(this.scrollInterval); - this.scrollInterval = null; - Draggables._lastScrollPointer = null; - } - }, - - startScrolling: function(speed) { - if(!(speed[0] || speed[1])) return; - this.scrollSpeed = [speed[0]*this.options.scrollSpeed,speed[1]*this.options.scrollSpeed]; - this.lastScrolled = new Date(); - this.scrollInterval = setInterval(this.scroll.bind(this), 10); - }, - - scroll: function() { - var current = new Date(); - var delta = current - this.lastScrolled; - this.lastScrolled = current; - if(this.options.scroll == window) { - with (this._getWindowScroll(this.options.scroll)) { - if (this.scrollSpeed[0] || this.scrollSpeed[1]) { - var d = delta / 1000; - this.options.scroll.scrollTo( left + d*this.scrollSpeed[0], top + d*this.scrollSpeed[1] ); - } - } - } else { - this.options.scroll.scrollLeft += this.scrollSpeed[0] * delta / 1000; - this.options.scroll.scrollTop += this.scrollSpeed[1] * delta / 1000; - } - - Position.prepare(); - Droppables.show(Draggables._lastPointer, this.element); - Draggables.notify('onDrag', this); - if (this._isScrollChild) { - Draggables._lastScrollPointer = Draggables._lastScrollPointer || $A(Draggables._lastPointer); - Draggables._lastScrollPointer[0] += this.scrollSpeed[0] * delta / 1000; - Draggables._lastScrollPointer[1] += this.scrollSpeed[1] * delta / 1000; - if (Draggables._lastScrollPointer[0] < 0) - Draggables._lastScrollPointer[0] = 0; - if (Draggables._lastScrollPointer[1] < 0) - Draggables._lastScrollPointer[1] = 0; - this.draw(Draggables._lastScrollPointer); - } - - if(this.options.change) this.options.change(this); - }, - - _getWindowScroll: function(w) { - var T, L, W, H; - with (w.document) { - if (w.document.documentElement && documentElement.scrollTop) { - T = documentElement.scrollTop; - L = documentElement.scrollLeft; - } else if (w.document.body) { - T = body.scrollTop; - L = body.scrollLeft; - } - if (w.innerWidth) { - W = w.innerWidth; - H = w.innerHeight; - } else if (w.document.documentElement && documentElement.clientWidth) { - W = documentElement.clientWidth; - H = documentElement.clientHeight; - } else { - W = body.offsetWidth; - H = body.offsetHeight; - } - } - return { top: T, left: L, width: W, height: H }; - } -}); - -Draggable._dragging = { }; - -/*--------------------------------------------------------------------------*/ - -var SortableObserver = Class.create({ - initialize: function(element, observer) { - this.element = $(element); - this.observer = observer; - this.lastValue = Sortable.serialize(this.element); - }, - - onStart: function() { - this.lastValue = Sortable.serialize(this.element); - }, - - onEnd: function() { - Sortable.unmark(); - if(this.lastValue != Sortable.serialize(this.element)) - this.observer(this.element) - } -}); - -var Sortable = { - SERIALIZE_RULE: /^[^_\-](?:[A-Za-z0-9\-\_]*)[_](.*)$/, - - sortables: { }, - - _findRootElement: function(element) { - while (element.tagName.toUpperCase() != "BODY") { - if(element.id && Sortable.sortables[element.id]) return element; - element = element.parentNode; - } - }, - - options: function(element) { - element = Sortable._findRootElement($(element)); - if(!element) return; - return Sortable.sortables[element.id]; - }, - - destroy: function(element){ - element = $(element); - var s = Sortable.sortables[element.id]; - - if(s) { - Draggables.removeObserver(s.element); - s.droppables.each(function(d){ Droppables.remove(d) }); - s.draggables.invoke('destroy'); - - delete Sortable.sortables[s.element.id]; - } - }, - - create: function(element) { - element = $(element); - var options = Object.extend({ - element: element, - tag: 'li', // assumes li children, override with tag: 'tagname' - dropOnEmpty: false, - tree: false, - treeTag: 'ul', - overlap: 'vertical', // one of 'vertical', 'horizontal' - constraint: 'vertical', // one of 'vertical', 'horizontal', false - containment: element, // also takes array of elements (or id's); or false - handle: false, // or a CSS class - only: false, - delay: 0, - hoverclass: null, - ghosting: false, - quiet: false, - scroll: false, - scrollSensitivity: 20, - scrollSpeed: 15, - format: this.SERIALIZE_RULE, - - // these take arrays of elements or ids and can be - // used for better initialization performance - elements: false, - handles: false, - - onChange: Prototype.emptyFunction, - onUpdate: Prototype.emptyFunction - }, arguments[1] || { }); - - // clear any old sortable with same element - this.destroy(element); - - // build options for the draggables - var options_for_draggable = { - revert: true, - quiet: options.quiet, - scroll: options.scroll, - scrollSpeed: options.scrollSpeed, - scrollSensitivity: options.scrollSensitivity, - delay: options.delay, - ghosting: options.ghosting, - constraint: options.constraint, - handle: options.handle }; - - if(options.starteffect) - options_for_draggable.starteffect = options.starteffect; - - if(options.reverteffect) - options_for_draggable.reverteffect = options.reverteffect; - else - if(options.ghosting) options_for_draggable.reverteffect = function(element) { - element.style.top = 0; - element.style.left = 0; - }; - - if(options.endeffect) - options_for_draggable.endeffect = options.endeffect; - - if(options.zindex) - options_for_draggable.zindex = options.zindex; - - // build options for the droppables - var options_for_droppable = { - overlap: options.overlap, - containment: options.containment, - tree: options.tree, - hoverclass: options.hoverclass, - onHover: Sortable.onHover - }; - - var options_for_tree = { - onHover: Sortable.onEmptyHover, - overlap: options.overlap, - containment: options.containment, - hoverclass: options.hoverclass - }; - - // fix for gecko engine - Element.cleanWhitespace(element); - - options.draggables = []; - options.droppables = []; - - // drop on empty handling - if(options.dropOnEmpty || options.tree) { - Droppables.add(element, options_for_tree); - options.droppables.push(element); - } - - (options.elements || this.findElements(element, options) || []).each( function(e,i) { - var handle = options.handles ? $(options.handles[i]) : - (options.handle ? $(e).select('.' + options.handle)[0] : e); - options.draggables.push( - new Draggable(e, Object.extend(options_for_draggable, { handle: handle }))); - Droppables.add(e, options_for_droppable); - if(options.tree) e.treeNode = element; - options.droppables.push(e); - }); - - if(options.tree) { - (Sortable.findTreeElements(element, options) || []).each( function(e) { - Droppables.add(e, options_for_tree); - e.treeNode = element; - options.droppables.push(e); - }); - } - - // keep reference - this.sortables[element.id] = options; - - // for onupdate - Draggables.addObserver(new SortableObserver(element, options.onUpdate)); - - }, - - // return all suitable-for-sortable elements in a guaranteed order - findElements: function(element, options) { - return Element.findChildren( - element, options.only, options.tree ? true : false, options.tag); - }, - - findTreeElements: function(element, options) { - return Element.findChildren( - element, options.only, options.tree ? true : false, options.treeTag); - }, - - onHover: function(element, dropon, overlap) { - if(Element.isParent(dropon, element)) return; - - if(overlap > .33 && overlap < .66 && Sortable.options(dropon).tree) { - return; - } else if(overlap>0.5) { - Sortable.mark(dropon, 'before'); - if(dropon.previousSibling != element) { - var oldParentNode = element.parentNode; - element.style.visibility = "hidden"; // fix gecko rendering - dropon.parentNode.insertBefore(element, dropon); - if(dropon.parentNode!=oldParentNode) - Sortable.options(oldParentNode).onChange(element); - Sortable.options(dropon.parentNode).onChange(element); - } - } else { - Sortable.mark(dropon, 'after'); - var nextElement = dropon.nextSibling || null; - if(nextElement != element) { - var oldParentNode = element.parentNode; - element.style.visibility = "hidden"; // fix gecko rendering - dropon.parentNode.insertBefore(element, nextElement); - if(dropon.parentNode!=oldParentNode) - Sortable.options(oldParentNode).onChange(element); - Sortable.options(dropon.parentNode).onChange(element); - } - } - }, - - onEmptyHover: function(element, dropon, overlap) { - var oldParentNode = element.parentNode; - var droponOptions = Sortable.options(dropon); - - if(!Element.isParent(dropon, element)) { - var index; - - var children = Sortable.findElements(dropon, {tag: droponOptions.tag, only: droponOptions.only}); - var child = null; - - if(children) { - var offset = Element.offsetSize(dropon, droponOptions.overlap) * (1.0 - overlap); - - for (index = 0; index < children.length; index += 1) { - if (offset - Element.offsetSize (children[index], droponOptions.overlap) >= 0) { - offset -= Element.offsetSize (children[index], droponOptions.overlap); - } else if (offset - (Element.offsetSize (children[index], droponOptions.overlap) / 2) >= 0) { - child = index + 1 < children.length ? children[index + 1] : null; - break; - } else { - child = children[index]; - break; - } - } - } - - dropon.insertBefore(element, child); - - Sortable.options(oldParentNode).onChange(element); - droponOptions.onChange(element); - } - }, - - unmark: function() { - if(Sortable._marker) Sortable._marker.hide(); - }, - - mark: function(dropon, position) { - // mark on ghosting only - var sortable = Sortable.options(dropon.parentNode); - if(sortable && !sortable.ghosting) return; - - if(!Sortable._marker) { - Sortable._marker = - ($('dropmarker') || Element.extend(document.createElement('DIV'))). - hide().addClassName('dropmarker').setStyle({position:'absolute'}); - document.getElementsByTagName("body").item(0).appendChild(Sortable._marker); - } - var offsets = Position.cumulativeOffset(dropon); - Sortable._marker.setStyle({left: offsets[0]+'px', top: offsets[1] + 'px'}); - - if(position=='after') - if(sortable.overlap == 'horizontal') - Sortable._marker.setStyle({left: (offsets[0]+dropon.clientWidth) + 'px'}); - else - Sortable._marker.setStyle({top: (offsets[1]+dropon.clientHeight) + 'px'}); - - Sortable._marker.show(); - }, - - _tree: function(element, options, parent) { - var children = Sortable.findElements(element, options) || []; - - for (var i = 0; i < children.length; ++i) { - var match = children[i].id.match(options.format); - - if (!match) continue; - - var child = { - id: encodeURIComponent(match ? match[1] : null), - element: element, - parent: parent, - children: [], - position: parent.children.length, - container: $(children[i]).down(options.treeTag) - }; - - /* Get the element containing the children and recurse over it */ - if (child.container) - this._tree(child.container, options, child); - - parent.children.push (child); - } - - return parent; - }, - - tree: function(element) { - element = $(element); - var sortableOptions = this.options(element); - var options = Object.extend({ - tag: sortableOptions.tag, - treeTag: sortableOptions.treeTag, - only: sortableOptions.only, - name: element.id, - format: sortableOptions.format - }, arguments[1] || { }); - - var root = { - id: null, - parent: null, - children: [], - container: element, - position: 0 - }; - - return Sortable._tree(element, options, root); - }, - - /* Construct a [i] index for a particular node */ - _constructIndex: function(node) { - var index = ''; - do { - if (node.id) index = '[' + node.position + ']' + index; - } while ((node = node.parent) != null); - return index; - }, - - sequence: function(element) { - element = $(element); - var options = Object.extend(this.options(element), arguments[1] || { }); - - return $(this.findElements(element, options) || []).map( function(item) { - return item.id.match(options.format) ? item.id.match(options.format)[1] : ''; - }); - }, - - setSequence: function(element, new_sequence) { - element = $(element); - var options = Object.extend(this.options(element), arguments[2] || { }); - - var nodeMap = { }; - this.findElements(element, options).each( function(n) { - if (n.id.match(options.format)) - nodeMap[n.id.match(options.format)[1]] = [n, n.parentNode]; - n.parentNode.removeChild(n); - }); - - new_sequence.each(function(ident) { - var n = nodeMap[ident]; - if (n) { - n[1].appendChild(n[0]); - delete nodeMap[ident]; - } - }); - }, - - serialize: function(element) { - element = $(element); - var options = Object.extend(Sortable.options(element), arguments[1] || { }); - var name = encodeURIComponent( - (arguments[1] && arguments[1].name) ? arguments[1].name : element.id); - - if (options.tree) { - return Sortable.tree(element, arguments[1]).children.map( function (item) { - return [name + Sortable._constructIndex(item) + "[id]=" + - encodeURIComponent(item.id)].concat(item.children.map(arguments.callee)); - }).flatten().join('&'); - } else { - return Sortable.sequence(element, arguments[1]).map( function(item) { - return name + "[]=" + encodeURIComponent(item); - }).join('&'); - } - } -}; - -// Returns true if child is contained within element -Element.isParent = function(child, element) { - if (!child.parentNode || child == element) return false; - if (child.parentNode == element) return true; - return Element.isParent(child.parentNode, element); -}; - -Element.findChildren = function(element, only, recursive, tagName) { - if(!element.hasChildNodes()) return null; - tagName = tagName.toUpperCase(); - if(only) only = [only].flatten(); - var elements = []; - $A(element.childNodes).each( function(e) { - if(e.tagName && e.tagName.toUpperCase()==tagName && - (!only || (Element.classNames(e).detect(function(v) { return only.include(v) })))) - elements.push(e); - if(recursive) { - var grandchildren = Element.findChildren(e, only, recursive, tagName); - if(grandchildren) elements.push(grandchildren); - } - }); - - return (elements.length>0 ? elements.flatten() : []); -}; - -Element.offsetSize = function (element, type) { - return element['offset' + ((type=='vertical' || type=='height') ? 'Height' : 'Width')]; -};
\ No newline at end of file diff --git a/actionpack/lib/action_view/helpers/javascripts/effects.js b/actionpack/lib/action_view/helpers/javascripts/effects.js deleted file mode 100644 index 5a639d2dea..0000000000 --- a/actionpack/lib/action_view/helpers/javascripts/effects.js +++ /dev/null @@ -1,1128 +0,0 @@ -// Copyright (c) 2005-2008 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) -// Contributors: -// Justin Palmer (http://encytemedia.com/) -// Mark Pilgrim (http://diveintomark.org/) -// Martin Bialasinki -// -// script.aculo.us is freely distributable under the terms of an MIT-style license. -// For details, see the script.aculo.us web site: http://script.aculo.us/ - -// converts rgb() and #xxx to #xxxxxx format, -// returns self (or first argument) if not convertable -String.prototype.parseColor = function() { - var color = '#'; - if (this.slice(0,4) == 'rgb(') { - var cols = this.slice(4,this.length-1).split(','); - var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3); - } else { - if (this.slice(0,1) == '#') { - if (this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase(); - if (this.length==7) color = this.toLowerCase(); - } - } - return (color.length==7 ? color : (arguments[0] || this)); -}; - -/*--------------------------------------------------------------------------*/ - -Element.collectTextNodes = function(element) { - return $A($(element).childNodes).collect( function(node) { - return (node.nodeType==3 ? node.nodeValue : - (node.hasChildNodes() ? Element.collectTextNodes(node) : '')); - }).flatten().join(''); -}; - -Element.collectTextNodesIgnoreClass = function(element, className) { - return $A($(element).childNodes).collect( function(node) { - return (node.nodeType==3 ? node.nodeValue : - ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? - Element.collectTextNodesIgnoreClass(node, className) : '')); - }).flatten().join(''); -}; - -Element.setContentZoom = function(element, percent) { - element = $(element); - element.setStyle({fontSize: (percent/100) + 'em'}); - if (Prototype.Browser.WebKit) window.scrollBy(0,0); - return element; -}; - -Element.getInlineOpacity = function(element){ - return $(element).style.opacity || ''; -}; - -Element.forceRerendering = function(element) { - try { - element = $(element); - var n = document.createTextNode(' '); - element.appendChild(n); - element.removeChild(n); - } catch(e) { } -}; - -/*--------------------------------------------------------------------------*/ - -var Effect = { - _elementDoesNotExistError: { - name: 'ElementDoesNotExistError', - message: 'The specified DOM element does not exist, but is required for this effect to operate' - }, - Transitions: { - linear: Prototype.K, - sinoidal: function(pos) { - return (-Math.cos(pos*Math.PI)/2) + .5; - }, - reverse: function(pos) { - return 1-pos; - }, - flicker: function(pos) { - var pos = ((-Math.cos(pos*Math.PI)/4) + .75) + Math.random()/4; - return pos > 1 ? 1 : pos; - }, - wobble: function(pos) { - return (-Math.cos(pos*Math.PI*(9*pos))/2) + .5; - }, - pulse: function(pos, pulses) { - return (-Math.cos((pos*((pulses||5)-.5)*2)*Math.PI)/2) + .5; - }, - spring: function(pos) { - return 1 - (Math.cos(pos * 4.5 * Math.PI) * Math.exp(-pos * 6)); - }, - none: function(pos) { - return 0; - }, - full: function(pos) { - return 1; - } - }, - DefaultOptions: { - duration: 1.0, // seconds - fps: 100, // 100= assume 66fps max. - sync: false, // true for combining - from: 0.0, - to: 1.0, - delay: 0.0, - queue: 'parallel' - }, - tagifyText: function(element) { - var tagifyStyle = 'position:relative'; - if (Prototype.Browser.IE) tagifyStyle += ';zoom:1'; - - element = $(element); - $A(element.childNodes).each( function(child) { - if (child.nodeType==3) { - child.nodeValue.toArray().each( function(character) { - element.insertBefore( - new Element('span', {style: tagifyStyle}).update( - character == ' ' ? String.fromCharCode(160) : character), - child); - }); - Element.remove(child); - } - }); - }, - multiple: function(element, effect) { - var elements; - if (((typeof element == 'object') || - Object.isFunction(element)) && - (element.length)) - elements = element; - else - elements = $(element).childNodes; - - var options = Object.extend({ - speed: 0.1, - delay: 0.0 - }, arguments[2] || { }); - var masterDelay = options.delay; - - $A(elements).each( function(element, index) { - new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay })); - }); - }, - PAIRS: { - 'slide': ['SlideDown','SlideUp'], - 'blind': ['BlindDown','BlindUp'], - 'appear': ['Appear','Fade'] - }, - toggle: function(element, effect) { - element = $(element); - effect = (effect || 'appear').toLowerCase(); - var options = Object.extend({ - queue: { position:'end', scope:(element.id || 'global'), limit: 1 } - }, arguments[2] || { }); - Effect[element.visible() ? - Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options); - } -}; - -Effect.DefaultOptions.transition = Effect.Transitions.sinoidal; - -/* ------------- core effects ------------- */ - -Effect.ScopedQueue = Class.create(Enumerable, { - initialize: function() { - this.effects = []; - this.interval = null; - }, - _each: function(iterator) { - this.effects._each(iterator); - }, - add: function(effect) { - var timestamp = new Date().getTime(); - - var position = Object.isString(effect.options.queue) ? - effect.options.queue : effect.options.queue.position; - - switch(position) { - case 'front': - // move unstarted effects after this effect - this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) { - e.startOn += effect.finishOn; - e.finishOn += effect.finishOn; - }); - break; - case 'with-last': - timestamp = this.effects.pluck('startOn').max() || timestamp; - break; - case 'end': - // start effect after last queued effect has finished - timestamp = this.effects.pluck('finishOn').max() || timestamp; - break; - } - - effect.startOn += timestamp; - effect.finishOn += timestamp; - - if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit)) - this.effects.push(effect); - - if (!this.interval) - this.interval = setInterval(this.loop.bind(this), 15); - }, - remove: function(effect) { - this.effects = this.effects.reject(function(e) { return e==effect }); - if (this.effects.length == 0) { - clearInterval(this.interval); - this.interval = null; - } - }, - loop: function() { - var timePos = new Date().getTime(); - for(var i=0, len=this.effects.length;i<len;i++) - this.effects[i] && this.effects[i].loop(timePos); - } -}); - -Effect.Queues = { - instances: $H(), - get: function(queueName) { - if (!Object.isString(queueName)) return queueName; - - return this.instances.get(queueName) || - this.instances.set(queueName, new Effect.ScopedQueue()); - } -}; -Effect.Queue = Effect.Queues.get('global'); - -Effect.Base = Class.create({ - position: null, - start: function(options) { - function codeForEvent(options,eventName){ - return ( - (options[eventName+'Internal'] ? 'this.options.'+eventName+'Internal(this);' : '') + - (options[eventName] ? 'this.options.'+eventName+'(this);' : '') - ); - } - if (options && options.transition === false) options.transition = Effect.Transitions.linear; - this.options = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { }); - this.currentFrame = 0; - this.state = 'idle'; - this.startOn = this.options.delay*1000; - this.finishOn = this.startOn+(this.options.duration*1000); - this.fromToDelta = this.options.to-this.options.from; - this.totalTime = this.finishOn-this.startOn; - this.totalFrames = this.options.fps*this.options.duration; - - this.render = (function() { - function dispatch(effect, eventName) { - if (effect.options[eventName + 'Internal']) - effect.options[eventName + 'Internal'](effect); - if (effect.options[eventName]) - effect.options[eventName](effect); - } - - return function(pos) { - if (this.state === "idle") { - this.state = "running"; - dispatch(this, 'beforeSetup'); - if (this.setup) this.setup(); - dispatch(this, 'afterSetup'); - } - if (this.state === "running") { - pos = (this.options.transition(pos) * this.fromToDelta) + this.options.from; - this.position = pos; - dispatch(this, 'beforeUpdate'); - if (this.update) this.update(pos); - dispatch(this, 'afterUpdate'); - } - }; - })(); - - this.event('beforeStart'); - if (!this.options.sync) - Effect.Queues.get(Object.isString(this.options.queue) ? - 'global' : this.options.queue.scope).add(this); - }, - loop: function(timePos) { - if (timePos >= this.startOn) { - if (timePos >= this.finishOn) { - this.render(1.0); - this.cancel(); - this.event('beforeFinish'); - if (this.finish) this.finish(); - this.event('afterFinish'); - return; - } - var pos = (timePos - this.startOn) / this.totalTime, - frame = (pos * this.totalFrames).round(); - if (frame > this.currentFrame) { - this.render(pos); - this.currentFrame = frame; - } - } - }, - cancel: function() { - if (!this.options.sync) - Effect.Queues.get(Object.isString(this.options.queue) ? - 'global' : this.options.queue.scope).remove(this); - this.state = 'finished'; - }, - event: function(eventName) { - if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this); - if (this.options[eventName]) this.options[eventName](this); - }, - inspect: function() { - var data = $H(); - for(property in this) - if (!Object.isFunction(this[property])) data.set(property, this[property]); - return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>'; - } -}); - -Effect.Parallel = Class.create(Effect.Base, { - initialize: function(effects) { - this.effects = effects || []; - this.start(arguments[1]); - }, - update: function(position) { - this.effects.invoke('render', position); - }, - finish: function(position) { - this.effects.each( function(effect) { - effect.render(1.0); - effect.cancel(); - effect.event('beforeFinish'); - if (effect.finish) effect.finish(position); - effect.event('afterFinish'); - }); - } -}); - -Effect.Tween = Class.create(Effect.Base, { - initialize: function(object, from, to) { - object = Object.isString(object) ? $(object) : object; - var args = $A(arguments), method = args.last(), - options = args.length == 5 ? args[3] : null; - this.method = Object.isFunction(method) ? method.bind(object) : - Object.isFunction(object[method]) ? object[method].bind(object) : - function(value) { object[method] = value }; - this.start(Object.extend({ from: from, to: to }, options || { })); - }, - update: function(position) { - this.method(position); - } -}); - -Effect.Event = Class.create(Effect.Base, { - initialize: function() { - this.start(Object.extend({ duration: 0 }, arguments[0] || { })); - }, - update: Prototype.emptyFunction -}); - -Effect.Opacity = Class.create(Effect.Base, { - initialize: function(element) { - this.element = $(element); - if (!this.element) throw(Effect._elementDoesNotExistError); - // make this work on IE on elements without 'layout' - if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout)) - this.element.setStyle({zoom: 1}); - var options = Object.extend({ - from: this.element.getOpacity() || 0.0, - to: 1.0 - }, arguments[1] || { }); - this.start(options); - }, - update: function(position) { - this.element.setOpacity(position); - } -}); - -Effect.Move = Class.create(Effect.Base, { - initialize: function(element) { - this.element = $(element); - if (!this.element) throw(Effect._elementDoesNotExistError); - var options = Object.extend({ - x: 0, - y: 0, - mode: 'relative' - }, arguments[1] || { }); - this.start(options); - }, - setup: function() { - this.element.makePositioned(); - this.originalLeft = parseFloat(this.element.getStyle('left') || '0'); - this.originalTop = parseFloat(this.element.getStyle('top') || '0'); - if (this.options.mode == 'absolute') { - this.options.x = this.options.x - this.originalLeft; - this.options.y = this.options.y - this.originalTop; - } - }, - update: function(position) { - this.element.setStyle({ - left: (this.options.x * position + this.originalLeft).round() + 'px', - top: (this.options.y * position + this.originalTop).round() + 'px' - }); - } -}); - -// for backwards compatibility -Effect.MoveBy = function(element, toTop, toLeft) { - return new Effect.Move(element, - Object.extend({ x: toLeft, y: toTop }, arguments[3] || { })); -}; - -Effect.Scale = Class.create(Effect.Base, { - initialize: function(element, percent) { - this.element = $(element); - if (!this.element) throw(Effect._elementDoesNotExistError); - var options = Object.extend({ - scaleX: true, - scaleY: true, - scaleContent: true, - scaleFromCenter: false, - scaleMode: 'box', // 'box' or 'contents' or { } with provided values - scaleFrom: 100.0, - scaleTo: percent - }, arguments[2] || { }); - this.start(options); - }, - setup: function() { - this.restoreAfterFinish = this.options.restoreAfterFinish || false; - this.elementPositioning = this.element.getStyle('position'); - - this.originalStyle = { }; - ['top','left','width','height','fontSize'].each( function(k) { - this.originalStyle[k] = this.element.style[k]; - }.bind(this)); - - this.originalTop = this.element.offsetTop; - this.originalLeft = this.element.offsetLeft; - - var fontSize = this.element.getStyle('font-size') || '100%'; - ['em','px','%','pt'].each( function(fontSizeType) { - if (fontSize.indexOf(fontSizeType)>0) { - this.fontSize = parseFloat(fontSize); - this.fontSizeType = fontSizeType; - } - }.bind(this)); - - this.factor = (this.options.scaleTo - this.options.scaleFrom)/100; - - this.dims = null; - if (this.options.scaleMode=='box') - this.dims = [this.element.offsetHeight, this.element.offsetWidth]; - if (/^content/.test(this.options.scaleMode)) - this.dims = [this.element.scrollHeight, this.element.scrollWidth]; - if (!this.dims) - this.dims = [this.options.scaleMode.originalHeight, - this.options.scaleMode.originalWidth]; - }, - update: function(position) { - var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position); - if (this.options.scaleContent && this.fontSize) - this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType }); - this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale); - }, - finish: function(position) { - if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle); - }, - setDimensions: function(height, width) { - var d = { }; - if (this.options.scaleX) d.width = width.round() + 'px'; - if (this.options.scaleY) d.height = height.round() + 'px'; - if (this.options.scaleFromCenter) { - var topd = (height - this.dims[0])/2; - var leftd = (width - this.dims[1])/2; - if (this.elementPositioning == 'absolute') { - if (this.options.scaleY) d.top = this.originalTop-topd + 'px'; - if (this.options.scaleX) d.left = this.originalLeft-leftd + 'px'; - } else { - if (this.options.scaleY) d.top = -topd + 'px'; - if (this.options.scaleX) d.left = -leftd + 'px'; - } - } - this.element.setStyle(d); - } -}); - -Effect.Highlight = Class.create(Effect.Base, { - initialize: function(element) { - this.element = $(element); - if (!this.element) throw(Effect._elementDoesNotExistError); - var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || { }); - this.start(options); - }, - setup: function() { - // Prevent executing on elements not in the layout flow - if (this.element.getStyle('display')=='none') { this.cancel(); return; } - // Disable background image during the effect - this.oldStyle = { }; - if (!this.options.keepBackgroundImage) { - this.oldStyle.backgroundImage = this.element.getStyle('background-image'); - this.element.setStyle({backgroundImage: 'none'}); - } - if (!this.options.endcolor) - this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff'); - if (!this.options.restorecolor) - this.options.restorecolor = this.element.getStyle('background-color'); - // init color calculations - this._base = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this)); - this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this)); - }, - update: function(position) { - this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){ - return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart()); }.bind(this)) }); - }, - finish: function() { - this.element.setStyle(Object.extend(this.oldStyle, { - backgroundColor: this.options.restorecolor - })); - } -}); - -Effect.ScrollTo = function(element) { - var options = arguments[1] || { }, - scrollOffsets = document.viewport.getScrollOffsets(), - elementOffsets = $(element).cumulativeOffset(); - - if (options.offset) elementOffsets[1] += options.offset; - - return new Effect.Tween(null, - scrollOffsets.top, - elementOffsets[1], - options, - function(p){ scrollTo(scrollOffsets.left, p.round()); } - ); -}; - -/* ------------- combination effects ------------- */ - -Effect.Fade = function(element) { - element = $(element); - var oldOpacity = element.getInlineOpacity(); - var options = Object.extend({ - from: element.getOpacity() || 1.0, - to: 0.0, - afterFinishInternal: function(effect) { - if (effect.options.to!=0) return; - effect.element.hide().setStyle({opacity: oldOpacity}); - } - }, arguments[1] || { }); - return new Effect.Opacity(element,options); -}; - -Effect.Appear = function(element) { - element = $(element); - var options = Object.extend({ - from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0), - to: 1.0, - // force Safari to render floated elements properly - afterFinishInternal: function(effect) { - effect.element.forceRerendering(); - }, - beforeSetup: function(effect) { - effect.element.setOpacity(effect.options.from).show(); - }}, arguments[1] || { }); - return new Effect.Opacity(element,options); -}; - -Effect.Puff = function(element) { - element = $(element); - var oldStyle = { - opacity: element.getInlineOpacity(), - position: element.getStyle('position'), - top: element.style.top, - left: element.style.left, - width: element.style.width, - height: element.style.height - }; - return new Effect.Parallel( - [ new Effect.Scale(element, 200, - { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), - new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], - Object.extend({ duration: 1.0, - beforeSetupInternal: function(effect) { - Position.absolutize(effect.effects[0].element); - }, - afterFinishInternal: function(effect) { - effect.effects[0].element.hide().setStyle(oldStyle); } - }, arguments[1] || { }) - ); -}; - -Effect.BlindUp = function(element) { - element = $(element); - element.makeClipping(); - return new Effect.Scale(element, 0, - Object.extend({ scaleContent: false, - scaleX: false, - restoreAfterFinish: true, - afterFinishInternal: function(effect) { - effect.element.hide().undoClipping(); - } - }, arguments[1] || { }) - ); -}; - -Effect.BlindDown = function(element) { - element = $(element); - var elementDimensions = element.getDimensions(); - return new Effect.Scale(element, 100, Object.extend({ - scaleContent: false, - scaleX: false, - scaleFrom: 0, - scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, - restoreAfterFinish: true, - afterSetup: function(effect) { - effect.element.makeClipping().setStyle({height: '0px'}).show(); - }, - afterFinishInternal: function(effect) { - effect.element.undoClipping(); - } - }, arguments[1] || { })); -}; - -Effect.SwitchOff = function(element) { - element = $(element); - var oldOpacity = element.getInlineOpacity(); - return new Effect.Appear(element, Object.extend({ - duration: 0.4, - from: 0, - transition: Effect.Transitions.flicker, - afterFinishInternal: function(effect) { - new Effect.Scale(effect.element, 1, { - duration: 0.3, scaleFromCenter: true, - scaleX: false, scaleContent: false, restoreAfterFinish: true, - beforeSetup: function(effect) { - effect.element.makePositioned().makeClipping(); - }, - afterFinishInternal: function(effect) { - effect.element.hide().undoClipping().undoPositioned().setStyle({opacity: oldOpacity}); - } - }); - } - }, arguments[1] || { })); -}; - -Effect.DropOut = function(element) { - element = $(element); - var oldStyle = { - top: element.getStyle('top'), - left: element.getStyle('left'), - opacity: element.getInlineOpacity() }; - return new Effect.Parallel( - [ new Effect.Move(element, {x: 0, y: 100, sync: true }), - new Effect.Opacity(element, { sync: true, to: 0.0 }) ], - Object.extend( - { duration: 0.5, - beforeSetup: function(effect) { - effect.effects[0].element.makePositioned(); - }, - afterFinishInternal: function(effect) { - effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle); - } - }, arguments[1] || { })); -}; - -Effect.Shake = function(element) { - element = $(element); - var options = Object.extend({ - distance: 20, - duration: 0.5 - }, arguments[1] || {}); - var distance = parseFloat(options.distance); - var split = parseFloat(options.duration) / 10.0; - var oldStyle = { - top: element.getStyle('top'), - left: element.getStyle('left') }; - return new Effect.Move(element, - { x: distance, y: 0, duration: split, afterFinishInternal: function(effect) { - new Effect.Move(effect.element, - { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { - new Effect.Move(effect.element, - { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { - new Effect.Move(effect.element, - { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { - new Effect.Move(effect.element, - { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { - new Effect.Move(effect.element, - { x: -distance, y: 0, duration: split, afterFinishInternal: function(effect) { - effect.element.undoPositioned().setStyle(oldStyle); - }}); }}); }}); }}); }}); }}); -}; - -Effect.SlideDown = function(element) { - element = $(element).cleanWhitespace(); - // SlideDown need to have the content of the element wrapped in a container element with fixed height! - var oldInnerBottom = element.down().getStyle('bottom'); - var elementDimensions = element.getDimensions(); - return new Effect.Scale(element, 100, Object.extend({ - scaleContent: false, - scaleX: false, - scaleFrom: window.opera ? 0 : 1, - scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, - restoreAfterFinish: true, - afterSetup: function(effect) { - effect.element.makePositioned(); - effect.element.down().makePositioned(); - if (window.opera) effect.element.setStyle({top: ''}); - effect.element.makeClipping().setStyle({height: '0px'}).show(); - }, - afterUpdateInternal: function(effect) { - effect.element.down().setStyle({bottom: - (effect.dims[0] - effect.element.clientHeight) + 'px' }); - }, - afterFinishInternal: function(effect) { - effect.element.undoClipping().undoPositioned(); - effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); } - }, arguments[1] || { }) - ); -}; - -Effect.SlideUp = function(element) { - element = $(element).cleanWhitespace(); - var oldInnerBottom = element.down().getStyle('bottom'); - var elementDimensions = element.getDimensions(); - return new Effect.Scale(element, window.opera ? 0 : 1, - Object.extend({ scaleContent: false, - scaleX: false, - scaleMode: 'box', - scaleFrom: 100, - scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, - restoreAfterFinish: true, - afterSetup: function(effect) { - effect.element.makePositioned(); - effect.element.down().makePositioned(); - if (window.opera) effect.element.setStyle({top: ''}); - effect.element.makeClipping().show(); - }, - afterUpdateInternal: function(effect) { - effect.element.down().setStyle({bottom: - (effect.dims[0] - effect.element.clientHeight) + 'px' }); - }, - afterFinishInternal: function(effect) { - effect.element.hide().undoClipping().undoPositioned(); - effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); - } - }, arguments[1] || { }) - ); -}; - -// Bug in opera makes the TD containing this element expand for a instance after finish -Effect.Squish = function(element) { - return new Effect.Scale(element, window.opera ? 1 : 0, { - restoreAfterFinish: true, - beforeSetup: function(effect) { - effect.element.makeClipping(); - }, - afterFinishInternal: function(effect) { - effect.element.hide().undoClipping(); - } - }); -}; - -Effect.Grow = function(element) { - element = $(element); - var options = Object.extend({ - direction: 'center', - moveTransition: Effect.Transitions.sinoidal, - scaleTransition: Effect.Transitions.sinoidal, - opacityTransition: Effect.Transitions.full - }, arguments[1] || { }); - var oldStyle = { - top: element.style.top, - left: element.style.left, - height: element.style.height, - width: element.style.width, - opacity: element.getInlineOpacity() }; - - var dims = element.getDimensions(); - var initialMoveX, initialMoveY; - var moveX, moveY; - - switch (options.direction) { - case 'top-left': - initialMoveX = initialMoveY = moveX = moveY = 0; - break; - case 'top-right': - initialMoveX = dims.width; - initialMoveY = moveY = 0; - moveX = -dims.width; - break; - case 'bottom-left': - initialMoveX = moveX = 0; - initialMoveY = dims.height; - moveY = -dims.height; - break; - case 'bottom-right': - initialMoveX = dims.width; - initialMoveY = dims.height; - moveX = -dims.width; - moveY = -dims.height; - break; - case 'center': - initialMoveX = dims.width / 2; - initialMoveY = dims.height / 2; - moveX = -dims.width / 2; - moveY = -dims.height / 2; - break; - } - - return new Effect.Move(element, { - x: initialMoveX, - y: initialMoveY, - duration: 0.01, - beforeSetup: function(effect) { - effect.element.hide().makeClipping().makePositioned(); - }, - afterFinishInternal: function(effect) { - new Effect.Parallel( - [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }), - new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }), - new Effect.Scale(effect.element, 100, { - scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, - sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true}) - ], Object.extend({ - beforeSetup: function(effect) { - effect.effects[0].element.setStyle({height: '0px'}).show(); - }, - afterFinishInternal: function(effect) { - effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle); - } - }, options) - ); - } - }); -}; - -Effect.Shrink = function(element) { - element = $(element); - var options = Object.extend({ - direction: 'center', - moveTransition: Effect.Transitions.sinoidal, - scaleTransition: Effect.Transitions.sinoidal, - opacityTransition: Effect.Transitions.none - }, arguments[1] || { }); - var oldStyle = { - top: element.style.top, - left: element.style.left, - height: element.style.height, - width: element.style.width, - opacity: element.getInlineOpacity() }; - - var dims = element.getDimensions(); - var moveX, moveY; - - switch (options.direction) { - case 'top-left': - moveX = moveY = 0; - break; - case 'top-right': - moveX = dims.width; - moveY = 0; - break; - case 'bottom-left': - moveX = 0; - moveY = dims.height; - break; - case 'bottom-right': - moveX = dims.width; - moveY = dims.height; - break; - case 'center': - moveX = dims.width / 2; - moveY = dims.height / 2; - break; - } - - return new Effect.Parallel( - [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }), - new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}), - new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }) - ], Object.extend({ - beforeStartInternal: function(effect) { - effect.effects[0].element.makePositioned().makeClipping(); - }, - afterFinishInternal: function(effect) { - effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); } - }, options) - ); -}; - -Effect.Pulsate = function(element) { - element = $(element); - var options = arguments[1] || { }, - oldOpacity = element.getInlineOpacity(), - transition = options.transition || Effect.Transitions.linear, - reverser = function(pos){ - return 1 - transition((-Math.cos((pos*(options.pulses||5)*2)*Math.PI)/2) + .5); - }; - - return new Effect.Opacity(element, - Object.extend(Object.extend({ duration: 2.0, from: 0, - afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); } - }, options), {transition: reverser})); -}; - -Effect.Fold = function(element) { - element = $(element); - var oldStyle = { - top: element.style.top, - left: element.style.left, - width: element.style.width, - height: element.style.height }; - element.makeClipping(); - return new Effect.Scale(element, 5, Object.extend({ - scaleContent: false, - scaleX: false, - afterFinishInternal: function(effect) { - new Effect.Scale(element, 1, { - scaleContent: false, - scaleY: false, - afterFinishInternal: function(effect) { - effect.element.hide().undoClipping().setStyle(oldStyle); - } }); - }}, arguments[1] || { })); -}; - -Effect.Morph = Class.create(Effect.Base, { - initialize: function(element) { - this.element = $(element); - if (!this.element) throw(Effect._elementDoesNotExistError); - var options = Object.extend({ - style: { } - }, arguments[1] || { }); - - if (!Object.isString(options.style)) this.style = $H(options.style); - else { - if (options.style.include(':')) - this.style = options.style.parseStyle(); - else { - this.element.addClassName(options.style); - this.style = $H(this.element.getStyles()); - this.element.removeClassName(options.style); - var css = this.element.getStyles(); - this.style = this.style.reject(function(style) { - return style.value == css[style.key]; - }); - options.afterFinishInternal = function(effect) { - effect.element.addClassName(effect.options.style); - effect.transforms.each(function(transform) { - effect.element.style[transform.style] = ''; - }); - }; - } - } - this.start(options); - }, - - setup: function(){ - function parseColor(color){ - if (!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff'; - color = color.parseColor(); - return $R(0,2).map(function(i){ - return parseInt( color.slice(i*2+1,i*2+3), 16 ); - }); - } - this.transforms = this.style.map(function(pair){ - var property = pair[0], value = pair[1], unit = null; - - if (value.parseColor('#zzzzzz') != '#zzzzzz') { - value = value.parseColor(); - unit = 'color'; - } else if (property == 'opacity') { - value = parseFloat(value); - if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout)) - this.element.setStyle({zoom: 1}); - } else if (Element.CSS_LENGTH.test(value)) { - var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/); - value = parseFloat(components[1]); - unit = (components.length == 3) ? components[2] : null; - } - - var originalValue = this.element.getStyle(property); - return { - style: property.camelize(), - originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0), - targetValue: unit=='color' ? parseColor(value) : value, - unit: unit - }; - }.bind(this)).reject(function(transform){ - return ( - (transform.originalValue == transform.targetValue) || - ( - transform.unit != 'color' && - (isNaN(transform.originalValue) || isNaN(transform.targetValue)) - ) - ); - }); - }, - update: function(position) { - var style = { }, transform, i = this.transforms.length; - while(i--) - style[(transform = this.transforms[i]).style] = - transform.unit=='color' ? '#'+ - (Math.round(transform.originalValue[0]+ - (transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart() + - (Math.round(transform.originalValue[1]+ - (transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart() + - (Math.round(transform.originalValue[2]+ - (transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart() : - (transform.originalValue + - (transform.targetValue - transform.originalValue) * position).toFixed(3) + - (transform.unit === null ? '' : transform.unit); - this.element.setStyle(style, true); - } -}); - -Effect.Transform = Class.create({ - initialize: function(tracks){ - this.tracks = []; - this.options = arguments[1] || { }; - this.addTracks(tracks); - }, - addTracks: function(tracks){ - tracks.each(function(track){ - track = $H(track); - var data = track.values().first(); - this.tracks.push($H({ - ids: track.keys().first(), - effect: Effect.Morph, - options: { style: data } - })); - }.bind(this)); - return this; - }, - play: function(){ - return new Effect.Parallel( - this.tracks.map(function(track){ - var ids = track.get('ids'), effect = track.get('effect'), options = track.get('options'); - var elements = [$(ids) || $$(ids)].flatten(); - return elements.map(function(e){ return new effect(e, Object.extend({ sync:true }, options)) }); - }).flatten(), - this.options - ); - } -}); - -Element.CSS_PROPERTIES = $w( - 'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' + - 'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' + - 'borderRightColor borderRightStyle borderRightWidth borderSpacing ' + - 'borderTopColor borderTopStyle borderTopWidth bottom clip color ' + - 'fontSize fontWeight height left letterSpacing lineHeight ' + - 'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+ - 'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' + - 'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' + - 'right textIndent top width wordSpacing zIndex'); - -Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/; - -String.__parseStyleElement = document.createElement('div'); -String.prototype.parseStyle = function(){ - var style, styleRules = $H(); - if (Prototype.Browser.WebKit) - style = new Element('div',{style:this}).style; - else { - String.__parseStyleElement.innerHTML = '<div style="' + this + '"></div>'; - style = String.__parseStyleElement.childNodes[0].style; - } - - Element.CSS_PROPERTIES.each(function(property){ - if (style[property]) styleRules.set(property, style[property]); - }); - - if (Prototype.Browser.IE && this.include('opacity')) - styleRules.set('opacity', this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]); - - return styleRules; -}; - -if (document.defaultView && document.defaultView.getComputedStyle) { - Element.getStyles = function(element) { - var css = document.defaultView.getComputedStyle($(element), null); - return Element.CSS_PROPERTIES.inject({ }, function(styles, property) { - styles[property] = css[property]; - return styles; - }); - }; -} else { - Element.getStyles = function(element) { - element = $(element); - var css = element.currentStyle, styles; - styles = Element.CSS_PROPERTIES.inject({ }, function(results, property) { - results[property] = css[property]; - return results; - }); - if (!styles.opacity) styles.opacity = element.getOpacity(); - return styles; - }; -} - -Effect.Methods = { - morph: function(element, style) { - element = $(element); - new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || { })); - return element; - }, - visualEffect: function(element, effect, options) { - element = $(element); - var s = effect.dasherize().camelize(), klass = s.charAt(0).toUpperCase() + s.substring(1); - new Effect[klass](element, options); - return element; - }, - highlight: function(element, options) { - element = $(element); - new Effect.Highlight(element, options); - return element; - } -}; - -$w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+ - 'pulsate shake puff squish switchOff dropOut').each( - function(effect) { - Effect.Methods[effect] = function(element, options){ - element = $(element); - Effect[effect.charAt(0).toUpperCase() + effect.substring(1)](element, options); - return element; - }; - } -); - -$w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each( - function(f) { Effect.Methods[f] = Element[f]; } -); - -Element.addMethods(Effect.Methods);
\ No newline at end of file diff --git a/actionpack/lib/action_view/helpers/javascripts/prototype.js b/actionpack/lib/action_view/helpers/javascripts/prototype.js deleted file mode 100644 index dfe8ab4e13..0000000000 --- a/actionpack/lib/action_view/helpers/javascripts/prototype.js +++ /dev/null @@ -1,4320 +0,0 @@ -/* Prototype JavaScript framework, version 1.6.0.3 - * (c) 2005-2008 Sam Stephenson - * - * Prototype is freely distributable under the terms of an MIT-style license. - * For details, see the Prototype web site: http://www.prototypejs.org/ - * - *--------------------------------------------------------------------------*/ - -var Prototype = { - Version: '1.6.0.3', - - Browser: { - IE: !!(window.attachEvent && - navigator.userAgent.indexOf('Opera') === -1), - Opera: navigator.userAgent.indexOf('Opera') > -1, - WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1, - Gecko: navigator.userAgent.indexOf('Gecko') > -1 && - navigator.userAgent.indexOf('KHTML') === -1, - MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/) - }, - - BrowserFeatures: { - XPath: !!document.evaluate, - SelectorsAPI: !!document.querySelector, - ElementExtensions: !!window.HTMLElement, - SpecificElementExtensions: - document.createElement('div')['__proto__'] && - document.createElement('div')['__proto__'] !== - document.createElement('form')['__proto__'] - }, - - ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>', - JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/, - - emptyFunction: function() { }, - K: function(x) { return x } -}; - -if (Prototype.Browser.MobileSafari) - Prototype.BrowserFeatures.SpecificElementExtensions = false; - - -/* Based on Alex Arnell's inheritance implementation. */ -var Class = { - create: function() { - var parent = null, properties = $A(arguments); - if (Object.isFunction(properties[0])) - parent = properties.shift(); - - function klass() { - this.initialize.apply(this, arguments); - } - - Object.extend(klass, Class.Methods); - klass.superclass = parent; - klass.subclasses = []; - - if (parent) { - var subclass = function() { }; - subclass.prototype = parent.prototype; - klass.prototype = new subclass; - parent.subclasses.push(klass); - } - - for (var i = 0; i < properties.length; i++) - klass.addMethods(properties[i]); - - if (!klass.prototype.initialize) - klass.prototype.initialize = Prototype.emptyFunction; - - klass.prototype.constructor = klass; - - return klass; - } -}; - -Class.Methods = { - addMethods: function(source) { - var ancestor = this.superclass && this.superclass.prototype; - var properties = Object.keys(source); - - if (!Object.keys({ toString: true }).length) - properties.push("toString", "valueOf"); - - for (var i = 0, length = properties.length; i < length; i++) { - var property = properties[i], value = source[property]; - if (ancestor && Object.isFunction(value) && - value.argumentNames().first() == "$super") { - var method = value; - value = (function(m) { - return function() { return ancestor[m].apply(this, arguments) }; - })(property).wrap(method); - - value.valueOf = method.valueOf.bind(method); - value.toString = method.toString.bind(method); - } - this.prototype[property] = value; - } - - return this; - } -}; - -var Abstract = { }; - -Object.extend = function(destination, source) { - for (var property in source) - destination[property] = source[property]; - return destination; -}; - -Object.extend(Object, { - inspect: function(object) { - try { - if (Object.isUndefined(object)) return 'undefined'; - if (object === null) return 'null'; - return object.inspect ? object.inspect() : String(object); - } catch (e) { - if (e instanceof RangeError) return '...'; - throw e; - } - }, - - toJSON: function(object) { - var type = typeof object; - switch (type) { - case 'undefined': - case 'function': - case 'unknown': return; - case 'boolean': return object.toString(); - } - - if (object === null) return 'null'; - if (object.toJSON) return object.toJSON(); - if (Object.isElement(object)) return; - - var results = []; - for (var property in object) { - var value = Object.toJSON(object[property]); - if (!Object.isUndefined(value)) - results.push(property.toJSON() + ': ' + value); - } - - return '{' + results.join(', ') + '}'; - }, - - toQueryString: function(object) { - return $H(object).toQueryString(); - }, - - toHTML: function(object) { - return object && object.toHTML ? object.toHTML() : String.interpret(object); - }, - - keys: function(object) { - var keys = []; - for (var property in object) - keys.push(property); - return keys; - }, - - values: function(object) { - var values = []; - for (var property in object) - values.push(object[property]); - return values; - }, - - clone: function(object) { - return Object.extend({ }, object); - }, - - isElement: function(object) { - return !!(object && object.nodeType == 1); - }, - - isArray: function(object) { - return object != null && typeof object == "object" && - 'splice' in object && 'join' in object; - }, - - isHash: function(object) { - return object instanceof Hash; - }, - - isFunction: function(object) { - return typeof object == "function"; - }, - - isString: function(object) { - return typeof object == "string"; - }, - - isNumber: function(object) { - return typeof object == "number"; - }, - - isUndefined: function(object) { - return typeof object == "undefined"; - } -}); - -Object.extend(Function.prototype, { - argumentNames: function() { - var names = this.toString().match(/^[\s\(]*function[^(]*\(([^\)]*)\)/)[1] - .replace(/\s+/g, '').split(','); - return names.length == 1 && !names[0] ? [] : names; - }, - - bind: function() { - if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this; - var __method = this, args = $A(arguments), object = args.shift(); - return function() { - return __method.apply(object, args.concat($A(arguments))); - } - }, - - bindAsEventListener: function() { - var __method = this, args = $A(arguments), object = args.shift(); - return function(event) { - return __method.apply(object, [event || window.event].concat(args)); - } - }, - - curry: function() { - if (!arguments.length) return this; - var __method = this, args = $A(arguments); - return function() { - return __method.apply(this, args.concat($A(arguments))); - } - }, - - delay: function() { - var __method = this, args = $A(arguments), timeout = args.shift() * 1000; - return window.setTimeout(function() { - return __method.apply(__method, args); - }, timeout); - }, - - defer: function() { - var args = [0.01].concat($A(arguments)); - return this.delay.apply(this, args); - }, - - wrap: function(wrapper) { - var __method = this; - return function() { - return wrapper.apply(this, [__method.bind(this)].concat($A(arguments))); - } - }, - - methodize: function() { - if (this._methodized) return this._methodized; - var __method = this; - return this._methodized = function() { - return __method.apply(null, [this].concat($A(arguments))); - }; - } -}); - -Date.prototype.toJSON = function() { - return '"' + this.getUTCFullYear() + '-' + - (this.getUTCMonth() + 1).toPaddedString(2) + '-' + - this.getUTCDate().toPaddedString(2) + 'T' + - this.getUTCHours().toPaddedString(2) + ':' + - this.getUTCMinutes().toPaddedString(2) + ':' + - this.getUTCSeconds().toPaddedString(2) + 'Z"'; -}; - -var Try = { - these: function() { - var returnValue; - - for (var i = 0, length = arguments.length; i < length; i++) { - var lambda = arguments[i]; - try { - returnValue = lambda(); - break; - } catch (e) { } - } - - return returnValue; - } -}; - -RegExp.prototype.match = RegExp.prototype.test; - -RegExp.escape = function(str) { - return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1'); -}; - -/*--------------------------------------------------------------------------*/ - -var PeriodicalExecuter = Class.create({ - initialize: function(callback, frequency) { - this.callback = callback; - this.frequency = frequency; - this.currentlyExecuting = false; - - this.registerCallback(); - }, - - registerCallback: function() { - this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); - }, - - execute: function() { - this.callback(this); - }, - - stop: function() { - if (!this.timer) return; - clearInterval(this.timer); - this.timer = null; - }, - - onTimerEvent: function() { - if (!this.currentlyExecuting) { - try { - this.currentlyExecuting = true; - this.execute(); - } finally { - this.currentlyExecuting = false; - } - } - } -}); -Object.extend(String, { - interpret: function(value) { - return value == null ? '' : String(value); - }, - specialChar: { - '\b': '\\b', - '\t': '\\t', - '\n': '\\n', - '\f': '\\f', - '\r': '\\r', - '\\': '\\\\' - } -}); - -Object.extend(String.prototype, { - gsub: function(pattern, replacement) { - var result = '', source = this, match; - replacement = arguments.callee.prepareReplacement(replacement); - - while (source.length > 0) { - if (match = source.match(pattern)) { - result += source.slice(0, match.index); - result += String.interpret(replacement(match)); - source = source.slice(match.index + match[0].length); - } else { - result += source, source = ''; - } - } - return result; - }, - - sub: function(pattern, replacement, count) { - replacement = this.gsub.prepareReplacement(replacement); - count = Object.isUndefined(count) ? 1 : count; - - return this.gsub(pattern, function(match) { - if (--count < 0) return match[0]; - return replacement(match); - }); - }, - - scan: function(pattern, iterator) { - this.gsub(pattern, iterator); - return String(this); - }, - - truncate: function(length, truncation) { - length = length || 30; - truncation = Object.isUndefined(truncation) ? '...' : truncation; - return this.length > length ? - this.slice(0, length - truncation.length) + truncation : String(this); - }, - - strip: function() { - return this.replace(/^\s+/, '').replace(/\s+$/, ''); - }, - - stripTags: function() { - return this.replace(/<\/?[^>]+>/gi, ''); - }, - - stripScripts: function() { - return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), ''); - }, - - extractScripts: function() { - var matchAll = new RegExp(Prototype.ScriptFragment, 'img'); - var matchOne = new RegExp(Prototype.ScriptFragment, 'im'); - return (this.match(matchAll) || []).map(function(scriptTag) { - return (scriptTag.match(matchOne) || ['', ''])[1]; - }); - }, - - evalScripts: function() { - return this.extractScripts().map(function(script) { return eval(script) }); - }, - - escapeHTML: function() { - var self = arguments.callee; - self.text.data = this; - return self.div.innerHTML; - }, - - unescapeHTML: function() { - var div = new Element('div'); - div.innerHTML = this.stripTags(); - return div.childNodes[0] ? (div.childNodes.length > 1 ? - $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) : - div.childNodes[0].nodeValue) : ''; - }, - - toQueryParams: function(separator) { - var match = this.strip().match(/([^?#]*)(#.*)?$/); - if (!match) return { }; - - return match[1].split(separator || '&').inject({ }, function(hash, pair) { - if ((pair = pair.split('='))[0]) { - var key = decodeURIComponent(pair.shift()); - var value = pair.length > 1 ? pair.join('=') : pair[0]; - if (value != undefined) value = decodeURIComponent(value); - - if (key in hash) { - if (!Object.isArray(hash[key])) hash[key] = [hash[key]]; - hash[key].push(value); - } - else hash[key] = value; - } - return hash; - }); - }, - - toArray: function() { - return this.split(''); - }, - - succ: function() { - return this.slice(0, this.length - 1) + - String.fromCharCode(this.charCodeAt(this.length - 1) + 1); - }, - - times: function(count) { - return count < 1 ? '' : new Array(count + 1).join(this); - }, - - camelize: function() { - var parts = this.split('-'), len = parts.length; - if (len == 1) return parts[0]; - - var camelized = this.charAt(0) == '-' - ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1) - : parts[0]; - - for (var i = 1; i < len; i++) - camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1); - - return camelized; - }, - - capitalize: function() { - return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase(); - }, - - underscore: function() { - return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase(); - }, - - dasherize: function() { - return this.gsub(/_/,'-'); - }, - - inspect: function(useDoubleQuotes) { - var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) { - var character = String.specialChar[match[0]]; - return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16); - }); - if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"'; - return "'" + escapedString.replace(/'/g, '\\\'') + "'"; - }, - - toJSON: function() { - return this.inspect(true); - }, - - unfilterJSON: function(filter) { - return this.sub(filter || Prototype.JSONFilter, '#{1}'); - }, - - isJSON: function() { - var str = this; - if (str.blank()) return false; - str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, ''); - return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str); - }, - - evalJSON: function(sanitize) { - var json = this.unfilterJSON(); - try { - if (!sanitize || json.isJSON()) return eval('(' + json + ')'); - } catch (e) { } - throw new SyntaxError('Badly formed JSON string: ' + this.inspect()); - }, - - include: function(pattern) { - return this.indexOf(pattern) > -1; - }, - - startsWith: function(pattern) { - return this.indexOf(pattern) === 0; - }, - - endsWith: function(pattern) { - var d = this.length - pattern.length; - return d >= 0 && this.lastIndexOf(pattern) === d; - }, - - empty: function() { - return this == ''; - }, - - blank: function() { - return /^\s*$/.test(this); - }, - - interpolate: function(object, pattern) { - return new Template(this, pattern).evaluate(object); - } -}); - -if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, { - escapeHTML: function() { - return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>'); - }, - unescapeHTML: function() { - return this.stripTags().replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>'); - } -}); - -String.prototype.gsub.prepareReplacement = function(replacement) { - if (Object.isFunction(replacement)) return replacement; - var template = new Template(replacement); - return function(match) { return template.evaluate(match) }; -}; - -String.prototype.parseQuery = String.prototype.toQueryParams; - -Object.extend(String.prototype.escapeHTML, { - div: document.createElement('div'), - text: document.createTextNode('') -}); - -String.prototype.escapeHTML.div.appendChild(String.prototype.escapeHTML.text); - -var Template = Class.create({ - initialize: function(template, pattern) { - this.template = template.toString(); - this.pattern = pattern || Template.Pattern; - }, - - evaluate: function(object) { - if (Object.isFunction(object.toTemplateReplacements)) - object = object.toTemplateReplacements(); - - return this.template.gsub(this.pattern, function(match) { - if (object == null) return ''; - - var before = match[1] || ''; - if (before == '\\') return match[2]; - - var ctx = object, expr = match[3]; - var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/; - match = pattern.exec(expr); - if (match == null) return before; - - while (match != null) { - var comp = match[1].startsWith('[') ? match[2].gsub('\\\\]', ']') : match[1]; - ctx = ctx[comp]; - if (null == ctx || '' == match[3]) break; - expr = expr.substring('[' == match[3] ? match[1].length : match[0].length); - match = pattern.exec(expr); - } - - return before + String.interpret(ctx); - }); - } -}); -Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/; - -var $break = { }; - -var Enumerable = { - each: function(iterator, context) { - var index = 0; - try { - this._each(function(value) { - iterator.call(context, value, index++); - }); - } catch (e) { - if (e != $break) throw e; - } - return this; - }, - - eachSlice: function(number, iterator, context) { - var index = -number, slices = [], array = this.toArray(); - if (number < 1) return array; - while ((index += number) < array.length) - slices.push(array.slice(index, index+number)); - return slices.collect(iterator, context); - }, - - all: function(iterator, context) { - iterator = iterator || Prototype.K; - var result = true; - this.each(function(value, index) { - result = result && !!iterator.call(context, value, index); - if (!result) throw $break; - }); - return result; - }, - - any: function(iterator, context) { - iterator = iterator || Prototype.K; - var result = false; - this.each(function(value, index) { - if (result = !!iterator.call(context, value, index)) - throw $break; - }); - return result; - }, - - collect: function(iterator, context) { - iterator = iterator || Prototype.K; - var results = []; - this.each(function(value, index) { - results.push(iterator.call(context, value, index)); - }); - return results; - }, - - detect: function(iterator, context) { - var result; - this.each(function(value, index) { - if (iterator.call(context, value, index)) { - result = value; - throw $break; - } - }); - return result; - }, - - findAll: function(iterator, context) { - var results = []; - this.each(function(value, index) { - if (iterator.call(context, value, index)) - results.push(value); - }); - return results; - }, - - grep: function(filter, iterator, context) { - iterator = iterator || Prototype.K; - var results = []; - - if (Object.isString(filter)) - filter = new RegExp(filter); - - this.each(function(value, index) { - if (filter.match(value)) - results.push(iterator.call(context, value, index)); - }); - return results; - }, - - include: function(object) { - if (Object.isFunction(this.indexOf)) - if (this.indexOf(object) != -1) return true; - - var found = false; - this.each(function(value) { - if (value == object) { - found = true; - throw $break; - } - }); - return found; - }, - - inGroupsOf: function(number, fillWith) { - fillWith = Object.isUndefined(fillWith) ? null : fillWith; - return this.eachSlice(number, function(slice) { - while(slice.length < number) slice.push(fillWith); - return slice; - }); - }, - - inject: function(memo, iterator, context) { - this.each(function(value, index) { - memo = iterator.call(context, memo, value, index); - }); - return memo; - }, - - invoke: function(method) { - var args = $A(arguments).slice(1); - return this.map(function(value) { - return value[method].apply(value, args); - }); - }, - - max: function(iterator, context) { - iterator = iterator || Prototype.K; - var result; - this.each(function(value, index) { - value = iterator.call(context, value, index); - if (result == null || value >= result) - result = value; - }); - return result; - }, - - min: function(iterator, context) { - iterator = iterator || Prototype.K; - var result; - this.each(function(value, index) { - value = iterator.call(context, value, index); - if (result == null || value < result) - result = value; - }); - return result; - }, - - partition: function(iterator, context) { - iterator = iterator || Prototype.K; - var trues = [], falses = []; - this.each(function(value, index) { - (iterator.call(context, value, index) ? - trues : falses).push(value); - }); - return [trues, falses]; - }, - - pluck: function(property) { - var results = []; - this.each(function(value) { - results.push(value[property]); - }); - return results; - }, - - reject: function(iterator, context) { - var results = []; - this.each(function(value, index) { - if (!iterator.call(context, value, index)) - results.push(value); - }); - return results; - }, - - sortBy: function(iterator, context) { - return this.map(function(value, index) { - return { - value: value, - criteria: iterator.call(context, value, index) - }; - }).sort(function(left, right) { - var a = left.criteria, b = right.criteria; - return a < b ? -1 : a > b ? 1 : 0; - }).pluck('value'); - }, - - toArray: function() { - return this.map(); - }, - - zip: function() { - var iterator = Prototype.K, args = $A(arguments); - if (Object.isFunction(args.last())) - iterator = args.pop(); - - var collections = [this].concat(args).map($A); - return this.map(function(value, index) { - return iterator(collections.pluck(index)); - }); - }, - - size: function() { - return this.toArray().length; - }, - - inspect: function() { - return '#<Enumerable:' + this.toArray().inspect() + '>'; - } -}; - -Object.extend(Enumerable, { - map: Enumerable.collect, - find: Enumerable.detect, - select: Enumerable.findAll, - filter: Enumerable.findAll, - member: Enumerable.include, - entries: Enumerable.toArray, - every: Enumerable.all, - some: Enumerable.any -}); -function $A(iterable) { - if (!iterable) return []; - if (iterable.toArray) return iterable.toArray(); - var length = iterable.length || 0, results = new Array(length); - while (length--) results[length] = iterable[length]; - return results; -} - -if (Prototype.Browser.WebKit) { - $A = function(iterable) { - if (!iterable) return []; - // In Safari, only use the `toArray` method if it's not a NodeList. - // A NodeList is a function, has an function `item` property, and a numeric - // `length` property. Adapted from Google Doctype. - if (!(typeof iterable === 'function' && typeof iterable.length === - 'number' && typeof iterable.item === 'function') && iterable.toArray) - return iterable.toArray(); - var length = iterable.length || 0, results = new Array(length); - while (length--) results[length] = iterable[length]; - return results; - }; -} - -Array.from = $A; - -Object.extend(Array.prototype, Enumerable); - -if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse; - -Object.extend(Array.prototype, { - _each: function(iterator) { - for (var i = 0, length = this.length; i < length; i++) - iterator(this[i]); - }, - - clear: function() { - this.length = 0; - return this; - }, - - first: function() { - return this[0]; - }, - - last: function() { - return this[this.length - 1]; - }, - - compact: function() { - return this.select(function(value) { - return value != null; - }); - }, - - flatten: function() { - return this.inject([], function(array, value) { - return array.concat(Object.isArray(value) ? - value.flatten() : [value]); - }); - }, - - without: function() { - var values = $A(arguments); - return this.select(function(value) { - return !values.include(value); - }); - }, - - reverse: function(inline) { - return (inline !== false ? this : this.toArray())._reverse(); - }, - - reduce: function() { - return this.length > 1 ? this : this[0]; - }, - - uniq: function(sorted) { - return this.inject([], function(array, value, index) { - if (0 == index || (sorted ? array.last() != value : !array.include(value))) - array.push(value); - return array; - }); - }, - - intersect: function(array) { - return this.uniq().findAll(function(item) { - return array.detect(function(value) { return item === value }); - }); - }, - - clone: function() { - return [].concat(this); - }, - - size: function() { - return this.length; - }, - - inspect: function() { - return '[' + this.map(Object.inspect).join(', ') + ']'; - }, - - toJSON: function() { - var results = []; - this.each(function(object) { - var value = Object.toJSON(object); - if (!Object.isUndefined(value)) results.push(value); - }); - return '[' + results.join(', ') + ']'; - } -}); - -// use native browser JS 1.6 implementation if available -if (Object.isFunction(Array.prototype.forEach)) - Array.prototype._each = Array.prototype.forEach; - -if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) { - i || (i = 0); - var length = this.length; - if (i < 0) i = length + i; - for (; i < length; i++) - if (this[i] === item) return i; - return -1; -}; - -if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) { - i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1; - var n = this.slice(0, i).reverse().indexOf(item); - return (n < 0) ? n : i - n - 1; -}; - -Array.prototype.toArray = Array.prototype.clone; - -function $w(string) { - if (!Object.isString(string)) return []; - string = string.strip(); - return string ? string.split(/\s+/) : []; -} - -if (Prototype.Browser.Opera){ - Array.prototype.concat = function() { - var array = []; - for (var i = 0, length = this.length; i < length; i++) array.push(this[i]); - for (var i = 0, length = arguments.length; i < length; i++) { - if (Object.isArray(arguments[i])) { - for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++) - array.push(arguments[i][j]); - } else { - array.push(arguments[i]); - } - } - return array; - }; -} -Object.extend(Number.prototype, { - toColorPart: function() { - return this.toPaddedString(2, 16); - }, - - succ: function() { - return this + 1; - }, - - times: function(iterator, context) { - $R(0, this, true).each(iterator, context); - return this; - }, - - toPaddedString: function(length, radix) { - var string = this.toString(radix || 10); - return '0'.times(length - string.length) + string; - }, - - toJSON: function() { - return isFinite(this) ? this.toString() : 'null'; - } -}); - -$w('abs round ceil floor').each(function(method){ - Number.prototype[method] = Math[method].methodize(); -}); -function $H(object) { - return new Hash(object); -}; - -var Hash = Class.create(Enumerable, (function() { - - function toQueryPair(key, value) { - if (Object.isUndefined(value)) return key; - return key + '=' + encodeURIComponent(String.interpret(value)); - } - - return { - initialize: function(object) { - this._object = Object.isHash(object) ? object.toObject() : Object.clone(object); - }, - - _each: function(iterator) { - for (var key in this._object) { - var value = this._object[key], pair = [key, value]; - pair.key = key; - pair.value = value; - iterator(pair); - } - }, - - set: function(key, value) { - return this._object[key] = value; - }, - - get: function(key) { - // simulating poorly supported hasOwnProperty - if (this._object[key] !== Object.prototype[key]) - return this._object[key]; - }, - - unset: function(key) { - var value = this._object[key]; - delete this._object[key]; - return value; - }, - - toObject: function() { - return Object.clone(this._object); - }, - - keys: function() { - return this.pluck('key'); - }, - - values: function() { - return this.pluck('value'); - }, - - index: function(value) { - var match = this.detect(function(pair) { - return pair.value === value; - }); - return match && match.key; - }, - - merge: function(object) { - return this.clone().update(object); - }, - - update: function(object) { - return new Hash(object).inject(this, function(result, pair) { - result.set(pair.key, pair.value); - return result; - }); - }, - - toQueryString: function() { - return this.inject([], function(results, pair) { - var key = encodeURIComponent(pair.key), values = pair.value; - - if (values && typeof values == 'object') { - if (Object.isArray(values)) - return results.concat(values.map(toQueryPair.curry(key))); - } else results.push(toQueryPair(key, values)); - return results; - }).join('&'); - }, - - inspect: function() { - return '#<Hash:{' + this.map(function(pair) { - return pair.map(Object.inspect).join(': '); - }).join(', ') + '}>'; - }, - - toJSON: function() { - return Object.toJSON(this.toObject()); - }, - - clone: function() { - return new Hash(this); - } - } -})()); - -Hash.prototype.toTemplateReplacements = Hash.prototype.toObject; -Hash.from = $H; -var ObjectRange = Class.create(Enumerable, { - initialize: function(start, end, exclusive) { - this.start = start; - this.end = end; - this.exclusive = exclusive; - }, - - _each: function(iterator) { - var value = this.start; - while (this.include(value)) { - iterator(value); - value = value.succ(); - } - }, - - include: function(value) { - if (value < this.start) - return false; - if (this.exclusive) - return value < this.end; - return value <= this.end; - } -}); - -var $R = function(start, end, exclusive) { - return new ObjectRange(start, end, exclusive); -}; - -var Ajax = { - getTransport: function() { - return Try.these( - function() {return new XMLHttpRequest()}, - function() {return new ActiveXObject('Msxml2.XMLHTTP')}, - function() {return new ActiveXObject('Microsoft.XMLHTTP')} - ) || false; - }, - - activeRequestCount: 0 -}; - -Ajax.Responders = { - responders: [], - - _each: function(iterator) { - this.responders._each(iterator); - }, - - register: function(responder) { - if (!this.include(responder)) - this.responders.push(responder); - }, - - unregister: function(responder) { - this.responders = this.responders.without(responder); - }, - - dispatch: function(callback, request, transport, json) { - this.each(function(responder) { - if (Object.isFunction(responder[callback])) { - try { - responder[callback].apply(responder, [request, transport, json]); - } catch (e) { } - } - }); - } -}; - -Object.extend(Ajax.Responders, Enumerable); - -Ajax.Responders.register({ - onCreate: function() { Ajax.activeRequestCount++ }, - onComplete: function() { Ajax.activeRequestCount-- } -}); - -Ajax.Base = Class.create({ - initialize: function(options) { - this.options = { - method: 'post', - asynchronous: true, - contentType: 'application/x-www-form-urlencoded', - encoding: 'UTF-8', - parameters: '', - evalJSON: true, - evalJS: true - }; - Object.extend(this.options, options || { }); - - this.options.method = this.options.method.toLowerCase(); - - if (Object.isString(this.options.parameters)) - this.options.parameters = this.options.parameters.toQueryParams(); - else if (Object.isHash(this.options.parameters)) - this.options.parameters = this.options.parameters.toObject(); - } -}); - -Ajax.Request = Class.create(Ajax.Base, { - _complete: false, - - initialize: function($super, url, options) { - $super(options); - this.transport = Ajax.getTransport(); - this.request(url); - }, - - request: function(url) { - this.url = url; - this.method = this.options.method; - var params = Object.clone(this.options.parameters); - - if (!['get', 'post'].include(this.method)) { - // simulate other verbs over post - params['_method'] = this.method; - this.method = 'post'; - } - - this.parameters = params; - - if (params = Object.toQueryString(params)) { - // when GET, append parameters to URL - if (this.method == 'get') - this.url += (this.url.include('?') ? '&' : '?') + params; - else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) - params += '&_='; - } - - try { - var response = new Ajax.Response(this); - if (this.options.onCreate) this.options.onCreate(response); - Ajax.Responders.dispatch('onCreate', this, response); - - this.transport.open(this.method.toUpperCase(), this.url, - this.options.asynchronous); - - if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1); - - this.transport.onreadystatechange = this.onStateChange.bind(this); - this.setRequestHeaders(); - - this.body = this.method == 'post' ? (this.options.postBody || params) : null; - this.transport.send(this.body); - - /* Force Firefox to handle ready state 4 for synchronous requests */ - if (!this.options.asynchronous && this.transport.overrideMimeType) - this.onStateChange(); - - } - catch (e) { - this.dispatchException(e); - } - }, - - onStateChange: function() { - var readyState = this.transport.readyState; - if (readyState > 1 && !((readyState == 4) && this._complete)) - this.respondToReadyState(this.transport.readyState); - }, - - setRequestHeaders: function() { - var headers = { - 'X-Requested-With': 'XMLHttpRequest', - 'X-Prototype-Version': Prototype.Version, - 'Accept': 'text/javascript, text/html, application/xml, text/xml, */*' - }; - - if (this.method == 'post') { - headers['Content-type'] = this.options.contentType + - (this.options.encoding ? '; charset=' + this.options.encoding : ''); - - /* Force "Connection: close" for older Mozilla browsers to work - * around a bug where XMLHttpRequest sends an incorrect - * Content-length header. See Mozilla Bugzilla #246651. - */ - if (this.transport.overrideMimeType && - (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005) - headers['Connection'] = 'close'; - } - - // user-defined headers - if (typeof this.options.requestHeaders == 'object') { - var extras = this.options.requestHeaders; - - if (Object.isFunction(extras.push)) - for (var i = 0, length = extras.length; i < length; i += 2) - headers[extras[i]] = extras[i+1]; - else - $H(extras).each(function(pair) { headers[pair.key] = pair.value }); - } - - for (var name in headers) - this.transport.setRequestHeader(name, headers[name]); - }, - - success: function() { - var status = this.getStatus(); - return !status || (status >= 200 && status < 300); - }, - - getStatus: function() { - try { - return this.transport.status || 0; - } catch (e) { return 0 } - }, - - respondToReadyState: function(readyState) { - var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this); - - if (state == 'Complete') { - try { - this._complete = true; - (this.options['on' + response.status] - || this.options['on' + (this.success() ? 'Success' : 'Failure')] - || Prototype.emptyFunction)(response, response.headerJSON); - } catch (e) { - this.dispatchException(e); - } - - var contentType = response.getHeader('Content-type'); - if (this.options.evalJS == 'force' - || (this.options.evalJS && this.isSameOrigin() && contentType - && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i))) - this.evalResponse(); - } - - try { - (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON); - Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON); - } catch (e) { - this.dispatchException(e); - } - - if (state == 'Complete') { - // avoid memory leak in MSIE: clean up - this.transport.onreadystatechange = Prototype.emptyFunction; - } - }, - - isSameOrigin: function() { - var m = this.url.match(/^\s*https?:\/\/[^\/]*/); - return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({ - protocol: location.protocol, - domain: document.domain, - port: location.port ? ':' + location.port : '' - })); - }, - - getHeader: function(name) { - try { - return this.transport.getResponseHeader(name) || null; - } catch (e) { return null } - }, - - evalResponse: function() { - try { - return eval((this.transport.responseText || '').unfilterJSON()); - } catch (e) { - this.dispatchException(e); - } - }, - - dispatchException: function(exception) { - (this.options.onException || Prototype.emptyFunction)(this, exception); - Ajax.Responders.dispatch('onException', this, exception); - } -}); - -Ajax.Request.Events = - ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete']; - -Ajax.Response = Class.create({ - initialize: function(request){ - this.request = request; - var transport = this.transport = request.transport, - readyState = this.readyState = transport.readyState; - - if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) { - this.status = this.getStatus(); - this.statusText = this.getStatusText(); - this.responseText = String.interpret(transport.responseText); - this.headerJSON = this._getHeaderJSON(); - } - - if(readyState == 4) { - var xml = transport.responseXML; - this.responseXML = Object.isUndefined(xml) ? null : xml; - this.responseJSON = this._getResponseJSON(); - } - }, - - status: 0, - statusText: '', - - getStatus: Ajax.Request.prototype.getStatus, - - getStatusText: function() { - try { - return this.transport.statusText || ''; - } catch (e) { return '' } - }, - - getHeader: Ajax.Request.prototype.getHeader, - - getAllHeaders: function() { - try { - return this.getAllResponseHeaders(); - } catch (e) { return null } - }, - - getResponseHeader: function(name) { - return this.transport.getResponseHeader(name); - }, - - getAllResponseHeaders: function() { - return this.transport.getAllResponseHeaders(); - }, - - _getHeaderJSON: function() { - var json = this.getHeader('X-JSON'); - if (!json) return null; - json = decodeURIComponent(escape(json)); - try { - return json.evalJSON(this.request.options.sanitizeJSON || - !this.request.isSameOrigin()); - } catch (e) { - this.request.dispatchException(e); - } - }, - - _getResponseJSON: function() { - var options = this.request.options; - if (!options.evalJSON || (options.evalJSON != 'force' && - !(this.getHeader('Content-type') || '').include('application/json')) || - this.responseText.blank()) - return null; - try { - return this.responseText.evalJSON(options.sanitizeJSON || - !this.request.isSameOrigin()); - } catch (e) { - this.request.dispatchException(e); - } - } -}); - -Ajax.Updater = Class.create(Ajax.Request, { - initialize: function($super, container, url, options) { - this.container = { - success: (container.success || container), - failure: (container.failure || (container.success ? null : container)) - }; - - options = Object.clone(options); - var onComplete = options.onComplete; - options.onComplete = (function(response, json) { - this.updateContent(response.responseText); - if (Object.isFunction(onComplete)) onComplete(response, json); - }).bind(this); - - $super(url, options); - }, - - updateContent: function(responseText) { - var receiver = this.container[this.success() ? 'success' : 'failure'], - options = this.options; - - if (!options.evalScripts) responseText = responseText.stripScripts(); - - if (receiver = $(receiver)) { - if (options.insertion) { - if (Object.isString(options.insertion)) { - var insertion = { }; insertion[options.insertion] = responseText; - receiver.insert(insertion); - } - else options.insertion(receiver, responseText); - } - else receiver.update(responseText); - } - } -}); - -Ajax.PeriodicalUpdater = Class.create(Ajax.Base, { - initialize: function($super, container, url, options) { - $super(options); - this.onComplete = this.options.onComplete; - - this.frequency = (this.options.frequency || 2); - this.decay = (this.options.decay || 1); - - this.updater = { }; - this.container = container; - this.url = url; - - this.start(); - }, - - start: function() { - this.options.onComplete = this.updateComplete.bind(this); - this.onTimerEvent(); - }, - - stop: function() { - this.updater.options.onComplete = undefined; - clearTimeout(this.timer); - (this.onComplete || Prototype.emptyFunction).apply(this, arguments); - }, - - updateComplete: function(response) { - if (this.options.decay) { - this.decay = (response.responseText == this.lastText ? - this.decay * this.options.decay : 1); - - this.lastText = response.responseText; - } - this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency); - }, - - onTimerEvent: function() { - this.updater = new Ajax.Updater(this.container, this.url, this.options); - } -}); -function $(element) { - if (arguments.length > 1) { - for (var i = 0, elements = [], length = arguments.length; i < length; i++) - elements.push($(arguments[i])); - return elements; - } - if (Object.isString(element)) - element = document.getElementById(element); - return Element.extend(element); -} - -if (Prototype.BrowserFeatures.XPath) { - document._getElementsByXPath = function(expression, parentElement) { - var results = []; - var query = document.evaluate(expression, $(parentElement) || document, - null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null); - for (var i = 0, length = query.snapshotLength; i < length; i++) - results.push(Element.extend(query.snapshotItem(i))); - return results; - }; -} - -/*--------------------------------------------------------------------------*/ - -if (!window.Node) var Node = { }; - -if (!Node.ELEMENT_NODE) { - // DOM level 2 ECMAScript Language Binding - Object.extend(Node, { - ELEMENT_NODE: 1, - ATTRIBUTE_NODE: 2, - TEXT_NODE: 3, - CDATA_SECTION_NODE: 4, - ENTITY_REFERENCE_NODE: 5, - ENTITY_NODE: 6, - PROCESSING_INSTRUCTION_NODE: 7, - COMMENT_NODE: 8, - DOCUMENT_NODE: 9, - DOCUMENT_TYPE_NODE: 10, - DOCUMENT_FRAGMENT_NODE: 11, - NOTATION_NODE: 12 - }); -} - -(function() { - var element = this.Element; - this.Element = function(tagName, attributes) { - attributes = attributes || { }; - tagName = tagName.toLowerCase(); - var cache = Element.cache; - if (Prototype.Browser.IE && attributes.name) { - tagName = '<' + tagName + ' name="' + attributes.name + '">'; - delete attributes.name; - return Element.writeAttribute(document.createElement(tagName), attributes); - } - if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName)); - return Element.writeAttribute(cache[tagName].cloneNode(false), attributes); - }; - Object.extend(this.Element, element || { }); - if (element) this.Element.prototype = element.prototype; -}).call(window); - -Element.cache = { }; - -Element.Methods = { - visible: function(element) { - return $(element).style.display != 'none'; - }, - - toggle: function(element) { - element = $(element); - Element[Element.visible(element) ? 'hide' : 'show'](element); - return element; - }, - - hide: function(element) { - element = $(element); - element.style.display = 'none'; - return element; - }, - - show: function(element) { - element = $(element); - element.style.display = ''; - return element; - }, - - remove: function(element) { - element = $(element); - element.parentNode.removeChild(element); - return element; - }, - - update: function(element, content) { - element = $(element); - if (content && content.toElement) content = content.toElement(); - if (Object.isElement(content)) return element.update().insert(content); - content = Object.toHTML(content); - element.innerHTML = content.stripScripts(); - content.evalScripts.bind(content).defer(); - return element; - }, - - replace: function(element, content) { - element = $(element); - if (content && content.toElement) content = content.toElement(); - else if (!Object.isElement(content)) { - content = Object.toHTML(content); - var range = element.ownerDocument.createRange(); - range.selectNode(element); - content.evalScripts.bind(content).defer(); - content = range.createContextualFragment(content.stripScripts()); - } - element.parentNode.replaceChild(content, element); - return element; - }, - - insert: function(element, insertions) { - element = $(element); - - if (Object.isString(insertions) || Object.isNumber(insertions) || - Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML))) - insertions = {bottom:insertions}; - - var content, insert, tagName, childNodes; - - for (var position in insertions) { - content = insertions[position]; - position = position.toLowerCase(); - insert = Element._insertionTranslations[position]; - - if (content && content.toElement) content = content.toElement(); - if (Object.isElement(content)) { - insert(element, content); - continue; - } - - content = Object.toHTML(content); - - tagName = ((position == 'before' || position == 'after') - ? element.parentNode : element).tagName.toUpperCase(); - - childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); - - if (position == 'top' || position == 'after') childNodes.reverse(); - childNodes.each(insert.curry(element)); - - content.evalScripts.bind(content).defer(); - } - - return element; - }, - - wrap: function(element, wrapper, attributes) { - element = $(element); - if (Object.isElement(wrapper)) - $(wrapper).writeAttribute(attributes || { }); - else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes); - else wrapper = new Element('div', wrapper); - if (element.parentNode) - element.parentNode.replaceChild(wrapper, element); - wrapper.appendChild(element); - return wrapper; - }, - - inspect: function(element) { - element = $(element); - var result = '<' + element.tagName.toLowerCase(); - $H({'id': 'id', 'className': 'class'}).each(function(pair) { - var property = pair.first(), attribute = pair.last(); - var value = (element[property] || '').toString(); - if (value) result += ' ' + attribute + '=' + value.inspect(true); - }); - return result + '>'; - }, - - recursivelyCollect: function(element, property) { - element = $(element); - var elements = []; - while (element = element[property]) - if (element.nodeType == 1) - elements.push(Element.extend(element)); - return elements; - }, - - ancestors: function(element) { - return $(element).recursivelyCollect('parentNode'); - }, - - descendants: function(element) { - return $(element).select("*"); - }, - - firstDescendant: function(element) { - element = $(element).firstChild; - while (element && element.nodeType != 1) element = element.nextSibling; - return $(element); - }, - - immediateDescendants: function(element) { - if (!(element = $(element).firstChild)) return []; - while (element && element.nodeType != 1) element = element.nextSibling; - if (element) return [element].concat($(element).nextSiblings()); - return []; - }, - - previousSiblings: function(element) { - return $(element).recursivelyCollect('previousSibling'); - }, - - nextSiblings: function(element) { - return $(element).recursivelyCollect('nextSibling'); - }, - - siblings: function(element) { - element = $(element); - return element.previousSiblings().reverse().concat(element.nextSiblings()); - }, - - match: function(element, selector) { - if (Object.isString(selector)) - selector = new Selector(selector); - return selector.match($(element)); - }, - - up: function(element, expression, index) { - element = $(element); - if (arguments.length == 1) return $(element.parentNode); - var ancestors = element.ancestors(); - return Object.isNumber(expression) ? ancestors[expression] : - Selector.findElement(ancestors, expression, index); - }, - - down: function(element, expression, index) { - element = $(element); - if (arguments.length == 1) return element.firstDescendant(); - return Object.isNumber(expression) ? element.descendants()[expression] : - Element.select(element, expression)[index || 0]; - }, - - previous: function(element, expression, index) { - element = $(element); - if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element)); - var previousSiblings = element.previousSiblings(); - return Object.isNumber(expression) ? previousSiblings[expression] : - Selector.findElement(previousSiblings, expression, index); - }, - - next: function(element, expression, index) { - element = $(element); - if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element)); - var nextSiblings = element.nextSiblings(); - return Object.isNumber(expression) ? nextSiblings[expression] : - Selector.findElement(nextSiblings, expression, index); - }, - - select: function() { - var args = $A(arguments), element = $(args.shift()); - return Selector.findChildElements(element, args); - }, - - adjacent: function() { - var args = $A(arguments), element = $(args.shift()); - return Selector.findChildElements(element.parentNode, args).without(element); - }, - - identify: function(element) { - element = $(element); - var id = element.readAttribute('id'), self = arguments.callee; - if (id) return id; - do { id = 'anonymous_element_' + self.counter++ } while ($(id)); - element.writeAttribute('id', id); - return id; - }, - - readAttribute: function(element, name) { - element = $(element); - if (Prototype.Browser.IE) { - var t = Element._attributeTranslations.read; - if (t.values[name]) return t.values[name](element, name); - if (t.names[name]) name = t.names[name]; - if (name.include(':')) { - return (!element.attributes || !element.attributes[name]) ? null : - element.attributes[name].value; - } - } - return element.getAttribute(name); - }, - - writeAttribute: function(element, name, value) { - element = $(element); - var attributes = { }, t = Element._attributeTranslations.write; - - if (typeof name == 'object') attributes = name; - else attributes[name] = Object.isUndefined(value) ? true : value; - - for (var attr in attributes) { - name = t.names[attr] || attr; - value = attributes[attr]; - if (t.values[attr]) name = t.values[attr](element, value); - if (value === false || value === null) - element.removeAttribute(name); - else if (value === true) - element.setAttribute(name, name); - else element.setAttribute(name, value); - } - return element; - }, - - getHeight: function(element) { - return $(element).getDimensions().height; - }, - - getWidth: function(element) { - return $(element).getDimensions().width; - }, - - classNames: function(element) { - return new Element.ClassNames(element); - }, - - hasClassName: function(element, className) { - if (!(element = $(element))) return; - var elementClassName = element.className; - return (elementClassName.length > 0 && (elementClassName == className || - new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName))); - }, - - addClassName: function(element, className) { - if (!(element = $(element))) return; - if (!element.hasClassName(className)) - element.className += (element.className ? ' ' : '') + className; - return element; - }, - - removeClassName: function(element, className) { - if (!(element = $(element))) return; - element.className = element.className.replace( - new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip(); - return element; - }, - - toggleClassName: function(element, className) { - if (!(element = $(element))) return; - return element[element.hasClassName(className) ? - 'removeClassName' : 'addClassName'](className); - }, - - // removes whitespace-only text node children - cleanWhitespace: function(element) { - element = $(element); - var node = element.firstChild; - while (node) { - var nextNode = node.nextSibling; - if (node.nodeType == 3 && !/\S/.test(node.nodeValue)) - element.removeChild(node); - node = nextNode; - } - return element; - }, - - empty: function(element) { - return $(element).innerHTML.blank(); - }, - - descendantOf: function(element, ancestor) { - element = $(element), ancestor = $(ancestor); - - if (element.compareDocumentPosition) - return (element.compareDocumentPosition(ancestor) & 8) === 8; - - if (ancestor.contains) - return ancestor.contains(element) && ancestor !== element; - - while (element = element.parentNode) - if (element == ancestor) return true; - - return false; - }, - - scrollTo: function(element) { - element = $(element); - var pos = element.cumulativeOffset(); - window.scrollTo(pos[0], pos[1]); - return element; - }, - - getStyle: function(element, style) { - element = $(element); - style = style == 'float' ? 'cssFloat' : style.camelize(); - var value = element.style[style]; - if (!value || value == 'auto') { - var css = document.defaultView.getComputedStyle(element, null); - value = css ? css[style] : null; - } - if (style == 'opacity') return value ? parseFloat(value) : 1.0; - return value == 'auto' ? null : value; - }, - - getOpacity: function(element) { - return $(element).getStyle('opacity'); - }, - - setStyle: function(element, styles) { - element = $(element); - var elementStyle = element.style, match; - if (Object.isString(styles)) { - element.style.cssText += ';' + styles; - return styles.include('opacity') ? - element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element; - } - for (var property in styles) - if (property == 'opacity') element.setOpacity(styles[property]); - else - elementStyle[(property == 'float' || property == 'cssFloat') ? - (Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') : - property] = styles[property]; - - return element; - }, - - setOpacity: function(element, value) { - element = $(element); - element.style.opacity = (value == 1 || value === '') ? '' : - (value < 0.00001) ? 0 : value; - return element; - }, - - getDimensions: function(element) { - element = $(element); - var display = element.getStyle('display'); - if (display != 'none' && display != null) // Safari bug - return {width: element.offsetWidth, height: element.offsetHeight}; - - // All *Width and *Height properties give 0 on elements with display none, - // so enable the element temporarily - var els = element.style; - var originalVisibility = els.visibility; - var originalPosition = els.position; - var originalDisplay = els.display; - els.visibility = 'hidden'; - els.position = 'absolute'; - els.display = 'block'; - var originalWidth = element.clientWidth; - var originalHeight = element.clientHeight; - els.display = originalDisplay; - els.position = originalPosition; - els.visibility = originalVisibility; - return {width: originalWidth, height: originalHeight}; - }, - - makePositioned: function(element) { - element = $(element); - var pos = Element.getStyle(element, 'position'); - if (pos == 'static' || !pos) { - element._madePositioned = true; - element.style.position = 'relative'; - // Opera returns the offset relative to the positioning context, when an - // element is position relative but top and left have not been defined - if (Prototype.Browser.Opera) { - element.style.top = 0; - element.style.left = 0; - } - } - return element; - }, - - undoPositioned: function(element) { - element = $(element); - if (element._madePositioned) { - element._madePositioned = undefined; - element.style.position = - element.style.top = - element.style.left = - element.style.bottom = - element.style.right = ''; - } - return element; - }, - - makeClipping: function(element) { - element = $(element); - if (element._overflow) return element; - element._overflow = Element.getStyle(element, 'overflow') || 'auto'; - if (element._overflow !== 'hidden') - element.style.overflow = 'hidden'; - return element; - }, - - undoClipping: function(element) { - element = $(element); - if (!element._overflow) return element; - element.style.overflow = element._overflow == 'auto' ? '' : element._overflow; - element._overflow = null; - return element; - }, - - cumulativeOffset: function(element) { - var valueT = 0, valueL = 0; - do { - valueT += element.offsetTop || 0; - valueL += element.offsetLeft || 0; - element = element.offsetParent; - } while (element); - return Element._returnOffset(valueL, valueT); - }, - - positionedOffset: function(element) { - var valueT = 0, valueL = 0; - do { - valueT += element.offsetTop || 0; - valueL += element.offsetLeft || 0; - element = element.offsetParent; - if (element) { - if (element.tagName.toUpperCase() == 'BODY') break; - var p = Element.getStyle(element, 'position'); - if (p !== 'static') break; - } - } while (element); - return Element._returnOffset(valueL, valueT); - }, - - absolutize: function(element) { - element = $(element); - if (element.getStyle('position') == 'absolute') return element; - // Position.prepare(); // To be done manually by Scripty when it needs it. - - var offsets = element.positionedOffset(); - var top = offsets[1]; - var left = offsets[0]; - var width = element.clientWidth; - var height = element.clientHeight; - - element._originalLeft = left - parseFloat(element.style.left || 0); - element._originalTop = top - parseFloat(element.style.top || 0); - element._originalWidth = element.style.width; - element._originalHeight = element.style.height; - - element.style.position = 'absolute'; - element.style.top = top + 'px'; - element.style.left = left + 'px'; - element.style.width = width + 'px'; - element.style.height = height + 'px'; - return element; - }, - - relativize: function(element) { - element = $(element); - if (element.getStyle('position') == 'relative') return element; - // Position.prepare(); // To be done manually by Scripty when it needs it. - - element.style.position = 'relative'; - var top = parseFloat(element.style.top || 0) - (element._originalTop || 0); - var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0); - - element.style.top = top + 'px'; - element.style.left = left + 'px'; - element.style.height = element._originalHeight; - element.style.width = element._originalWidth; - return element; - }, - - cumulativeScrollOffset: function(element) { - var valueT = 0, valueL = 0; - do { - valueT += element.scrollTop || 0; - valueL += element.scrollLeft || 0; - element = element.parentNode; - } while (element); - return Element._returnOffset(valueL, valueT); - }, - - getOffsetParent: function(element) { - if (element.offsetParent) return $(element.offsetParent); - if (element == document.body) return $(element); - - while ((element = element.parentNode) && element != document.body) - if (Element.getStyle(element, 'position') != 'static') - return $(element); - - return $(document.body); - }, - - viewportOffset: function(forElement) { - var valueT = 0, valueL = 0; - - var element = forElement; - do { - valueT += element.offsetTop || 0; - valueL += element.offsetLeft || 0; - - // Safari fix - if (element.offsetParent == document.body && - Element.getStyle(element, 'position') == 'absolute') break; - - } while (element = element.offsetParent); - - element = forElement; - do { - if (!Prototype.Browser.Opera || (element.tagName && (element.tagName.toUpperCase() == 'BODY'))) { - valueT -= element.scrollTop || 0; - valueL -= element.scrollLeft || 0; - } - } while (element = element.parentNode); - - return Element._returnOffset(valueL, valueT); - }, - - clonePosition: function(element, source) { - var options = Object.extend({ - setLeft: true, - setTop: true, - setWidth: true, - setHeight: true, - offsetTop: 0, - offsetLeft: 0 - }, arguments[2] || { }); - - // find page position of source - source = $(source); - var p = source.viewportOffset(); - - // find coordinate system to use - element = $(element); - var delta = [0, 0]; - var parent = null; - // delta [0,0] will do fine with position: fixed elements, - // position:absolute needs offsetParent deltas - if (Element.getStyle(element, 'position') == 'absolute') { - parent = element.getOffsetParent(); - delta = parent.viewportOffset(); - } - - // correct by body offsets (fixes Safari) - if (parent == document.body) { - delta[0] -= document.body.offsetLeft; - delta[1] -= document.body.offsetTop; - } - - // set position - if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px'; - if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px'; - if (options.setWidth) element.style.width = source.offsetWidth + 'px'; - if (options.setHeight) element.style.height = source.offsetHeight + 'px'; - return element; - } -}; - -Element.Methods.identify.counter = 1; - -Object.extend(Element.Methods, { - getElementsBySelector: Element.Methods.select, - childElements: Element.Methods.immediateDescendants -}); - -Element._attributeTranslations = { - write: { - names: { - className: 'class', - htmlFor: 'for' - }, - values: { } - } -}; - -if (Prototype.Browser.Opera) { - Element.Methods.getStyle = Element.Methods.getStyle.wrap( - function(proceed, element, style) { - switch (style) { - case 'left': case 'top': case 'right': case 'bottom': - if (proceed(element, 'position') === 'static') return null; - case 'height': case 'width': - // returns '0px' for hidden elements; we want it to return null - if (!Element.visible(element)) return null; - - // returns the border-box dimensions rather than the content-box - // dimensions, so we subtract padding and borders from the value - var dim = parseInt(proceed(element, style), 10); - - if (dim !== element['offset' + style.capitalize()]) - return dim + 'px'; - - var properties; - if (style === 'height') { - properties = ['border-top-width', 'padding-top', - 'padding-bottom', 'border-bottom-width']; - } - else { - properties = ['border-left-width', 'padding-left', - 'padding-right', 'border-right-width']; - } - return properties.inject(dim, function(memo, property) { - var val = proceed(element, property); - return val === null ? memo : memo - parseInt(val, 10); - }) + 'px'; - default: return proceed(element, style); - } - } - ); - - Element.Methods.readAttribute = Element.Methods.readAttribute.wrap( - function(proceed, element, attribute) { - if (attribute === 'title') return element.title; - return proceed(element, attribute); - } - ); -} - -else if (Prototype.Browser.IE) { - // IE doesn't report offsets correctly for static elements, so we change them - // to "relative" to get the values, then change them back. - Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap( - function(proceed, element) { - element = $(element); - // IE throws an error if element is not in document - try { element.offsetParent } - catch(e) { return $(document.body) } - var position = element.getStyle('position'); - if (position !== 'static') return proceed(element); - element.setStyle({ position: 'relative' }); - var value = proceed(element); - element.setStyle({ position: position }); - return value; - } - ); - - $w('positionedOffset viewportOffset').each(function(method) { - Element.Methods[method] = Element.Methods[method].wrap( - function(proceed, element) { - element = $(element); - try { element.offsetParent } - catch(e) { return Element._returnOffset(0,0) } - var position = element.getStyle('position'); - if (position !== 'static') return proceed(element); - // Trigger hasLayout on the offset parent so that IE6 reports - // accurate offsetTop and offsetLeft values for position: fixed. - var offsetParent = element.getOffsetParent(); - if (offsetParent && offsetParent.getStyle('position') === 'fixed') - offsetParent.setStyle({ zoom: 1 }); - element.setStyle({ position: 'relative' }); - var value = proceed(element); - element.setStyle({ position: position }); - return value; - } - ); - }); - - Element.Methods.cumulativeOffset = Element.Methods.cumulativeOffset.wrap( - function(proceed, element) { - try { element.offsetParent } - catch(e) { return Element._returnOffset(0,0) } - return proceed(element); - } - ); - - Element.Methods.getStyle = function(element, style) { - element = $(element); - style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize(); - var value = element.style[style]; - if (!value && element.currentStyle) value = element.currentStyle[style]; - - if (style == 'opacity') { - if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/)) - if (value[1]) return parseFloat(value[1]) / 100; - return 1.0; - } - - if (value == 'auto') { - if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none')) - return element['offset' + style.capitalize()] + 'px'; - return null; - } - return value; - }; - - Element.Methods.setOpacity = function(element, value) { - function stripAlpha(filter){ - return filter.replace(/alpha\([^\)]*\)/gi,''); - } - element = $(element); - var currentStyle = element.currentStyle; - if ((currentStyle && !currentStyle.hasLayout) || - (!currentStyle && element.style.zoom == 'normal')) - element.style.zoom = 1; - - var filter = element.getStyle('filter'), style = element.style; - if (value == 1 || value === '') { - (filter = stripAlpha(filter)) ? - style.filter = filter : style.removeAttribute('filter'); - return element; - } else if (value < 0.00001) value = 0; - style.filter = stripAlpha(filter) + - 'alpha(opacity=' + (value * 100) + ')'; - return element; - }; - - Element._attributeTranslations = { - read: { - names: { - 'class': 'className', - 'for': 'htmlFor' - }, - values: { - _getAttr: function(element, attribute) { - return element.getAttribute(attribute, 2); - }, - _getAttrNode: function(element, attribute) { - var node = element.getAttributeNode(attribute); - return node ? node.value : ""; - }, - _getEv: function(element, attribute) { - attribute = element.getAttribute(attribute); - return attribute ? attribute.toString().slice(23, -2) : null; - }, - _flag: function(element, attribute) { - return $(element).hasAttribute(attribute) ? attribute : null; - }, - style: function(element) { - return element.style.cssText.toLowerCase(); - }, - title: function(element) { - return element.title; - } - } - } - }; - - Element._attributeTranslations.write = { - names: Object.extend({ - cellpadding: 'cellPadding', - cellspacing: 'cellSpacing' - }, Element._attributeTranslations.read.names), - values: { - checked: function(element, value) { - element.checked = !!value; - }, - - style: function(element, value) { - element.style.cssText = value ? value : ''; - } - } - }; - - Element._attributeTranslations.has = {}; - - $w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' + - 'encType maxLength readOnly longDesc frameBorder').each(function(attr) { - Element._attributeTranslations.write.names[attr.toLowerCase()] = attr; - Element._attributeTranslations.has[attr.toLowerCase()] = attr; - }); - - (function(v) { - Object.extend(v, { - href: v._getAttr, - src: v._getAttr, - type: v._getAttr, - action: v._getAttrNode, - disabled: v._flag, - checked: v._flag, - readonly: v._flag, - multiple: v._flag, - onload: v._getEv, - onunload: v._getEv, - onclick: v._getEv, - ondblclick: v._getEv, - onmousedown: v._getEv, - onmouseup: v._getEv, - onmouseover: v._getEv, - onmousemove: v._getEv, - onmouseout: v._getEv, - onfocus: v._getEv, - onblur: v._getEv, - onkeypress: v._getEv, - onkeydown: v._getEv, - onkeyup: v._getEv, - onsubmit: v._getEv, - onreset: v._getEv, - onselect: v._getEv, - onchange: v._getEv - }); - })(Element._attributeTranslations.read.values); -} - -else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) { - Element.Methods.setOpacity = function(element, value) { - element = $(element); - element.style.opacity = (value == 1) ? 0.999999 : - (value === '') ? '' : (value < 0.00001) ? 0 : value; - return element; - }; -} - -else if (Prototype.Browser.WebKit) { - Element.Methods.setOpacity = function(element, value) { - element = $(element); - element.style.opacity = (value == 1 || value === '') ? '' : - (value < 0.00001) ? 0 : value; - - if (value == 1) - if(element.tagName.toUpperCase() == 'IMG' && element.width) { - element.width++; element.width--; - } else try { - var n = document.createTextNode(' '); - element.appendChild(n); - element.removeChild(n); - } catch (e) { } - - return element; - }; - - // Safari returns margins on body which is incorrect if the child is absolutely - // positioned. For performance reasons, redefine Element#cumulativeOffset for - // KHTML/WebKit only. - Element.Methods.cumulativeOffset = function(element) { - var valueT = 0, valueL = 0; - do { - valueT += element.offsetTop || 0; - valueL += element.offsetLeft || 0; - if (element.offsetParent == document.body) - if (Element.getStyle(element, 'position') == 'absolute') break; - - element = element.offsetParent; - } while (element); - - return Element._returnOffset(valueL, valueT); - }; -} - -if (Prototype.Browser.IE || Prototype.Browser.Opera) { - // IE and Opera are missing .innerHTML support for TABLE-related and SELECT elements - Element.Methods.update = function(element, content) { - element = $(element); - - if (content && content.toElement) content = content.toElement(); - if (Object.isElement(content)) return element.update().insert(content); - - content = Object.toHTML(content); - var tagName = element.tagName.toUpperCase(); - - if (tagName in Element._insertionTranslations.tags) { - $A(element.childNodes).each(function(node) { element.removeChild(node) }); - Element._getContentFromAnonymousElement(tagName, content.stripScripts()) - .each(function(node) { element.appendChild(node) }); - } - else element.innerHTML = content.stripScripts(); - - content.evalScripts.bind(content).defer(); - return element; - }; -} - -if ('outerHTML' in document.createElement('div')) { - Element.Methods.replace = function(element, content) { - element = $(element); - - if (content && content.toElement) content = content.toElement(); - if (Object.isElement(content)) { - element.parentNode.replaceChild(content, element); - return element; - } - - content = Object.toHTML(content); - var parent = element.parentNode, tagName = parent.tagName.toUpperCase(); - - if (Element._insertionTranslations.tags[tagName]) { - var nextSibling = element.next(); - var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); - parent.removeChild(element); - if (nextSibling) - fragments.each(function(node) { parent.insertBefore(node, nextSibling) }); - else - fragments.each(function(node) { parent.appendChild(node) }); - } - else element.outerHTML = content.stripScripts(); - - content.evalScripts.bind(content).defer(); - return element; - }; -} - -Element._returnOffset = function(l, t) { - var result = [l, t]; - result.left = l; - result.top = t; - return result; -}; - -Element._getContentFromAnonymousElement = function(tagName, html) { - var div = new Element('div'), t = Element._insertionTranslations.tags[tagName]; - if (t) { - div.innerHTML = t[0] + html + t[1]; - t[2].times(function() { div = div.firstChild }); - } else div.innerHTML = html; - return $A(div.childNodes); -}; - -Element._insertionTranslations = { - before: function(element, node) { - element.parentNode.insertBefore(node, element); - }, - top: function(element, node) { - element.insertBefore(node, element.firstChild); - }, - bottom: function(element, node) { - element.appendChild(node); - }, - after: function(element, node) { - element.parentNode.insertBefore(node, element.nextSibling); - }, - tags: { - TABLE: ['<table>', '</table>', 1], - TBODY: ['<table><tbody>', '</tbody></table>', 2], - TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3], - TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4], - SELECT: ['<select>', '</select>', 1] - } -}; - -(function() { - Object.extend(this.tags, { - THEAD: this.tags.TBODY, - TFOOT: this.tags.TBODY, - TH: this.tags.TD - }); -}).call(Element._insertionTranslations); - -Element.Methods.Simulated = { - hasAttribute: function(element, attribute) { - attribute = Element._attributeTranslations.has[attribute] || attribute; - var node = $(element).getAttributeNode(attribute); - return !!(node && node.specified); - } -}; - -Element.Methods.ByTag = { }; - -Object.extend(Element, Element.Methods); - -if (!Prototype.BrowserFeatures.ElementExtensions && - document.createElement('div')['__proto__']) { - window.HTMLElement = { }; - window.HTMLElement.prototype = document.createElement('div')['__proto__']; - Prototype.BrowserFeatures.ElementExtensions = true; -} - -Element.extend = (function() { - if (Prototype.BrowserFeatures.SpecificElementExtensions) - return Prototype.K; - - var Methods = { }, ByTag = Element.Methods.ByTag; - - var extend = Object.extend(function(element) { - if (!element || element._extendedByPrototype || - element.nodeType != 1 || element == window) return element; - - var methods = Object.clone(Methods), - tagName = element.tagName.toUpperCase(), property, value; - - // extend methods for specific tags - if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]); - - for (property in methods) { - value = methods[property]; - if (Object.isFunction(value) && !(property in element)) - element[property] = value.methodize(); - } - - element._extendedByPrototype = Prototype.emptyFunction; - return element; - - }, { - refresh: function() { - // extend methods for all tags (Safari doesn't need this) - if (!Prototype.BrowserFeatures.ElementExtensions) { - Object.extend(Methods, Element.Methods); - Object.extend(Methods, Element.Methods.Simulated); - } - } - }); - - extend.refresh(); - return extend; -})(); - -Element.hasAttribute = function(element, attribute) { - if (element.hasAttribute) return element.hasAttribute(attribute); - return Element.Methods.Simulated.hasAttribute(element, attribute); -}; - -Element.addMethods = function(methods) { - var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag; - - if (!methods) { - Object.extend(Form, Form.Methods); - Object.extend(Form.Element, Form.Element.Methods); - Object.extend(Element.Methods.ByTag, { - "FORM": Object.clone(Form.Methods), - "INPUT": Object.clone(Form.Element.Methods), - "SELECT": Object.clone(Form.Element.Methods), - "TEXTAREA": Object.clone(Form.Element.Methods) - }); - } - - if (arguments.length == 2) { - var tagName = methods; - methods = arguments[1]; - } - - if (!tagName) Object.extend(Element.Methods, methods || { }); - else { - if (Object.isArray(tagName)) tagName.each(extend); - else extend(tagName); - } - - function extend(tagName) { - tagName = tagName.toUpperCase(); - if (!Element.Methods.ByTag[tagName]) - Element.Methods.ByTag[tagName] = { }; - Object.extend(Element.Methods.ByTag[tagName], methods); - } - - function copy(methods, destination, onlyIfAbsent) { - onlyIfAbsent = onlyIfAbsent || false; - for (var property in methods) { - var value = methods[property]; - if (!Object.isFunction(value)) continue; - if (!onlyIfAbsent || !(property in destination)) - destination[property] = value.methodize(); - } - } - - function findDOMClass(tagName) { - var klass; - var trans = { - "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph", - "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList", - "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading", - "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote", - "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION": - "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD": - "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR": - "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET": - "FrameSet", "IFRAME": "IFrame" - }; - if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element'; - if (window[klass]) return window[klass]; - klass = 'HTML' + tagName + 'Element'; - if (window[klass]) return window[klass]; - klass = 'HTML' + tagName.capitalize() + 'Element'; - if (window[klass]) return window[klass]; - - window[klass] = { }; - window[klass].prototype = document.createElement(tagName)['__proto__']; - return window[klass]; - } - - if (F.ElementExtensions) { - copy(Element.Methods, HTMLElement.prototype); - copy(Element.Methods.Simulated, HTMLElement.prototype, true); - } - - if (F.SpecificElementExtensions) { - for (var tag in Element.Methods.ByTag) { - var klass = findDOMClass(tag); - if (Object.isUndefined(klass)) continue; - copy(T[tag], klass.prototype); - } - } - - Object.extend(Element, Element.Methods); - delete Element.ByTag; - - if (Element.extend.refresh) Element.extend.refresh(); - Element.cache = { }; -}; - -document.viewport = { - getDimensions: function() { - var dimensions = { }, B = Prototype.Browser; - $w('width height').each(function(d) { - var D = d.capitalize(); - if (B.WebKit && !document.evaluate) { - // Safari <3.0 needs self.innerWidth/Height - dimensions[d] = self['inner' + D]; - } else if (B.Opera && parseFloat(window.opera.version()) < 9.5) { - // Opera <9.5 needs document.body.clientWidth/Height - dimensions[d] = document.body['client' + D] - } else { - dimensions[d] = document.documentElement['client' + D]; - } - }); - return dimensions; - }, - - getWidth: function() { - return this.getDimensions().width; - }, - - getHeight: function() { - return this.getDimensions().height; - }, - - getScrollOffsets: function() { - return Element._returnOffset( - window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft, - window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop); - } -}; -/* Portions of the Selector class are derived from Jack Slocum's DomQuery, - * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style - * license. Please see http://www.yui-ext.com/ for more information. */ - -var Selector = Class.create({ - initialize: function(expression) { - this.expression = expression.strip(); - - if (this.shouldUseSelectorsAPI()) { - this.mode = 'selectorsAPI'; - } else if (this.shouldUseXPath()) { - this.mode = 'xpath'; - this.compileXPathMatcher(); - } else { - this.mode = "normal"; - this.compileMatcher(); - } - - }, - - shouldUseXPath: function() { - if (!Prototype.BrowserFeatures.XPath) return false; - - var e = this.expression; - - // Safari 3 chokes on :*-of-type and :empty - if (Prototype.Browser.WebKit && - (e.include("-of-type") || e.include(":empty"))) - return false; - - // XPath can't do namespaced attributes, nor can it read - // the "checked" property from DOM nodes - if ((/(\[[\w-]*?:|:checked)/).test(e)) - return false; - - return true; - }, - - shouldUseSelectorsAPI: function() { - if (!Prototype.BrowserFeatures.SelectorsAPI) return false; - - if (!Selector._div) Selector._div = new Element('div'); - - // Make sure the browser treats the selector as valid. Test on an - // isolated element to minimize cost of this check. - try { - Selector._div.querySelector(this.expression); - } catch(e) { - return false; - } - - return true; - }, - - compileMatcher: function() { - var e = this.expression, ps = Selector.patterns, h = Selector.handlers, - c = Selector.criteria, le, p, m; - - if (Selector._cache[e]) { - this.matcher = Selector._cache[e]; - return; - } - - this.matcher = ["this.matcher = function(root) {", - "var r = root, h = Selector.handlers, c = false, n;"]; - - while (e && le != e && (/\S/).test(e)) { - le = e; - for (var i in ps) { - p = ps[i]; - if (m = e.match(p)) { - this.matcher.push(Object.isFunction(c[i]) ? c[i](m) : - new Template(c[i]).evaluate(m)); - e = e.replace(m[0], ''); - break; - } - } - } - - this.matcher.push("return h.unique(n);\n}"); - eval(this.matcher.join('\n')); - Selector._cache[this.expression] = this.matcher; - }, - - compileXPathMatcher: function() { - var e = this.expression, ps = Selector.patterns, - x = Selector.xpath, le, m; - - if (Selector._cache[e]) { - this.xpath = Selector._cache[e]; return; - } - - this.matcher = ['.//*']; - while (e && le != e && (/\S/).test(e)) { - le = e; - for (var i in ps) { - if (m = e.match(ps[i])) { - this.matcher.push(Object.isFunction(x[i]) ? x[i](m) : - new Template(x[i]).evaluate(m)); - e = e.replace(m[0], ''); - break; - } - } - } - - this.xpath = this.matcher.join(''); - Selector._cache[this.expression] = this.xpath; - }, - - findElements: function(root) { - root = root || document; - var e = this.expression, results; - - switch (this.mode) { - case 'selectorsAPI': - // querySelectorAll queries document-wide, then filters to descendants - // of the context element. That's not what we want. - // Add an explicit context to the selector if necessary. - if (root !== document) { - var oldId = root.id, id = $(root).identify(); - e = "#" + id + " " + e; - } - - results = $A(root.querySelectorAll(e)).map(Element.extend); - root.id = oldId; - - return results; - case 'xpath': - return document._getElementsByXPath(this.xpath, root); - default: - return this.matcher(root); - } - }, - - match: function(element) { - this.tokens = []; - - var e = this.expression, ps = Selector.patterns, as = Selector.assertions; - var le, p, m; - - while (e && le !== e && (/\S/).test(e)) { - le = e; - for (var i in ps) { - p = ps[i]; - if (m = e.match(p)) { - // use the Selector.assertions methods unless the selector - // is too complex. - if (as[i]) { - this.tokens.push([i, Object.clone(m)]); - e = e.replace(m[0], ''); - } else { - // reluctantly do a document-wide search - // and look for a match in the array - return this.findElements(document).include(element); - } - } - } - } - - var match = true, name, matches; - for (var i = 0, token; token = this.tokens[i]; i++) { - name = token[0], matches = token[1]; - if (!Selector.assertions[name](element, matches)) { - match = false; break; - } - } - - return match; - }, - - toString: function() { - return this.expression; - }, - - inspect: function() { - return "#<Selector:" + this.expression.inspect() + ">"; - } -}); - -Object.extend(Selector, { - _cache: { }, - - xpath: { - descendant: "//*", - child: "/*", - adjacent: "/following-sibling::*[1]", - laterSibling: '/following-sibling::*', - tagName: function(m) { - if (m[1] == '*') return ''; - return "[local-name()='" + m[1].toLowerCase() + - "' or local-name()='" + m[1].toUpperCase() + "']"; - }, - className: "[contains(concat(' ', @class, ' '), ' #{1} ')]", - id: "[@id='#{1}']", - attrPresence: function(m) { - m[1] = m[1].toLowerCase(); - return new Template("[@#{1}]").evaluate(m); - }, - attr: function(m) { - m[1] = m[1].toLowerCase(); - m[3] = m[5] || m[6]; - return new Template(Selector.xpath.operators[m[2]]).evaluate(m); - }, - pseudo: function(m) { - var h = Selector.xpath.pseudos[m[1]]; - if (!h) return ''; - if (Object.isFunction(h)) return h(m); - return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m); - }, - operators: { - '=': "[@#{1}='#{3}']", - '!=': "[@#{1}!='#{3}']", - '^=': "[starts-with(@#{1}, '#{3}')]", - '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']", - '*=': "[contains(@#{1}, '#{3}')]", - '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]", - '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]" - }, - pseudos: { - 'first-child': '[not(preceding-sibling::*)]', - 'last-child': '[not(following-sibling::*)]', - 'only-child': '[not(preceding-sibling::* or following-sibling::*)]', - 'empty': "[count(*) = 0 and (count(text()) = 0)]", - 'checked': "[@checked]", - 'disabled': "[(@disabled) and (@type!='hidden')]", - 'enabled': "[not(@disabled) and (@type!='hidden')]", - 'not': function(m) { - var e = m[6], p = Selector.patterns, - x = Selector.xpath, le, v; - - var exclusion = []; - while (e && le != e && (/\S/).test(e)) { - le = e; - for (var i in p) { - if (m = e.match(p[i])) { - v = Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m); - exclusion.push("(" + v.substring(1, v.length - 1) + ")"); - e = e.replace(m[0], ''); - break; - } - } - } - return "[not(" + exclusion.join(" and ") + ")]"; - }, - 'nth-child': function(m) { - return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m); - }, - 'nth-last-child': function(m) { - return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m); - }, - 'nth-of-type': function(m) { - return Selector.xpath.pseudos.nth("position() ", m); - }, - 'nth-last-of-type': function(m) { - return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m); - }, - 'first-of-type': function(m) { - m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m); - }, - 'last-of-type': function(m) { - m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m); - }, - 'only-of-type': function(m) { - var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m); - }, - nth: function(fragment, m) { - var mm, formula = m[6], predicate; - if (formula == 'even') formula = '2n+0'; - if (formula == 'odd') formula = '2n+1'; - if (mm = formula.match(/^(\d+)$/)) // digit only - return '[' + fragment + "= " + mm[1] + ']'; - if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b - if (mm[1] == "-") mm[1] = -1; - var a = mm[1] ? Number(mm[1]) : 1; - var b = mm[2] ? Number(mm[2]) : 0; - predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " + - "((#{fragment} - #{b}) div #{a} >= 0)]"; - return new Template(predicate).evaluate({ - fragment: fragment, a: a, b: b }); - } - } - } - }, - - criteria: { - tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;', - className: 'n = h.className(n, r, "#{1}", c); c = false;', - id: 'n = h.id(n, r, "#{1}", c); c = false;', - attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;', - attr: function(m) { - m[3] = (m[5] || m[6]); - return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m); - }, - pseudo: function(m) { - if (m[6]) m[6] = m[6].replace(/"/g, '\\"'); - return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m); - }, - descendant: 'c = "descendant";', - child: 'c = "child";', - adjacent: 'c = "adjacent";', - laterSibling: 'c = "laterSibling";' - }, - - patterns: { - // combinators must be listed first - // (and descendant needs to be last combinator) - laterSibling: /^\s*~\s*/, - child: /^\s*>\s*/, - adjacent: /^\s*\+\s*/, - descendant: /^\s/, - - // selectors follow - tagName: /^\s*(\*|[\w\-]+)(\b|$)?/, - id: /^#([\w\-\*]+)(\b|$)/, - className: /^\.([\w\-\*]+)(\b|$)/, - pseudo: -/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/, - attrPresence: /^\[((?:[\w]+:)?[\w]+)\]/, - attr: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/ - }, - - // for Selector.match and Element#match - assertions: { - tagName: function(element, matches) { - return matches[1].toUpperCase() == element.tagName.toUpperCase(); - }, - - className: function(element, matches) { - return Element.hasClassName(element, matches[1]); - }, - - id: function(element, matches) { - return element.id === matches[1]; - }, - - attrPresence: function(element, matches) { - return Element.hasAttribute(element, matches[1]); - }, - - attr: function(element, matches) { - var nodeValue = Element.readAttribute(element, matches[1]); - return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]); - } - }, - - handlers: { - // UTILITY FUNCTIONS - // joins two collections - concat: function(a, b) { - for (var i = 0, node; node = b[i]; i++) - a.push(node); - return a; - }, - - // marks an array of nodes for counting - mark: function(nodes) { - var _true = Prototype.emptyFunction; - for (var i = 0, node; node = nodes[i]; i++) - node._countedByPrototype = _true; - return nodes; - }, - - unmark: function(nodes) { - for (var i = 0, node; node = nodes[i]; i++) - node._countedByPrototype = undefined; - return nodes; - }, - - // mark each child node with its position (for nth calls) - // "ofType" flag indicates whether we're indexing for nth-of-type - // rather than nth-child - index: function(parentNode, reverse, ofType) { - parentNode._countedByPrototype = Prototype.emptyFunction; - if (reverse) { - for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) { - var node = nodes[i]; - if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++; - } - } else { - for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++) - if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++; - } - }, - - // filters out duplicates and extends all nodes - unique: function(nodes) { - if (nodes.length == 0) return nodes; - var results = [], n; - for (var i = 0, l = nodes.length; i < l; i++) - if (!(n = nodes[i])._countedByPrototype) { - n._countedByPrototype = Prototype.emptyFunction; - results.push(Element.extend(n)); - } - return Selector.handlers.unmark(results); - }, - - // COMBINATOR FUNCTIONS - descendant: function(nodes) { - var h = Selector.handlers; - for (var i = 0, results = [], node; node = nodes[i]; i++) - h.concat(results, node.getElementsByTagName('*')); - return results; - }, - - child: function(nodes) { - var h = Selector.handlers; - for (var i = 0, results = [], node; node = nodes[i]; i++) { - for (var j = 0, child; child = node.childNodes[j]; j++) - if (child.nodeType == 1 && child.tagName != '!') results.push(child); - } - return results; - }, - - adjacent: function(nodes) { - for (var i = 0, results = [], node; node = nodes[i]; i++) { - var next = this.nextElementSibling(node); - if (next) results.push(next); - } - return results; - }, - - laterSibling: function(nodes) { - var h = Selector.handlers; - for (var i = 0, results = [], node; node = nodes[i]; i++) - h.concat(results, Element.nextSiblings(node)); - return results; - }, - - nextElementSibling: function(node) { - while (node = node.nextSibling) - if (node.nodeType == 1) return node; - return null; - }, - - previousElementSibling: function(node) { - while (node = node.previousSibling) - if (node.nodeType == 1) return node; - return null; - }, - - // TOKEN FUNCTIONS - tagName: function(nodes, root, tagName, combinator) { - var uTagName = tagName.toUpperCase(); - var results = [], h = Selector.handlers; - if (nodes) { - if (combinator) { - // fastlane for ordinary descendant combinators - if (combinator == "descendant") { - for (var i = 0, node; node = nodes[i]; i++) - h.concat(results, node.getElementsByTagName(tagName)); - return results; - } else nodes = this[combinator](nodes); - if (tagName == "*") return nodes; - } - for (var i = 0, node; node = nodes[i]; i++) - if (node.tagName.toUpperCase() === uTagName) results.push(node); - return results; - } else return root.getElementsByTagName(tagName); - }, - - id: function(nodes, root, id, combinator) { - var targetNode = $(id), h = Selector.handlers; - if (!targetNode) return []; - if (!nodes && root == document) return [targetNode]; - if (nodes) { - if (combinator) { - if (combinator == 'child') { - for (var i = 0, node; node = nodes[i]; i++) - if (targetNode.parentNode == node) return [targetNode]; - } else if (combinator == 'descendant') { - for (var i = 0, node; node = nodes[i]; i++) - if (Element.descendantOf(targetNode, node)) return [targetNode]; - } else if (combinator == 'adjacent') { - for (var i = 0, node; node = nodes[i]; i++) - if (Selector.handlers.previousElementSibling(targetNode) == node) - return [targetNode]; - } else nodes = h[combinator](nodes); - } - for (var i = 0, node; node = nodes[i]; i++) - if (node == targetNode) return [targetNode]; - return []; - } - return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : []; - }, - - className: function(nodes, root, className, combinator) { - if (nodes && combinator) nodes = this[combinator](nodes); - return Selector.handlers.byClassName(nodes, root, className); - }, - - byClassName: function(nodes, root, className) { - if (!nodes) nodes = Selector.handlers.descendant([root]); - var needle = ' ' + className + ' '; - for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) { - nodeClassName = node.className; - if (nodeClassName.length == 0) continue; - if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle)) - results.push(node); - } - return results; - }, - - attrPresence: function(nodes, root, attr, combinator) { - if (!nodes) nodes = root.getElementsByTagName("*"); - if (nodes && combinator) nodes = this[combinator](nodes); - var results = []; - for (var i = 0, node; node = nodes[i]; i++) - if (Element.hasAttribute(node, attr)) results.push(node); - return results; - }, - - attr: function(nodes, root, attr, value, operator, combinator) { - if (!nodes) nodes = root.getElementsByTagName("*"); - if (nodes && combinator) nodes = this[combinator](nodes); - var handler = Selector.operators[operator], results = []; - for (var i = 0, node; node = nodes[i]; i++) { - var nodeValue = Element.readAttribute(node, attr); - if (nodeValue === null) continue; - if (handler(nodeValue, value)) results.push(node); - } - return results; - }, - - pseudo: function(nodes, name, value, root, combinator) { - if (nodes && combinator) nodes = this[combinator](nodes); - if (!nodes) nodes = root.getElementsByTagName("*"); - return Selector.pseudos[name](nodes, value, root); - } - }, - - pseudos: { - 'first-child': function(nodes, value, root) { - for (var i = 0, results = [], node; node = nodes[i]; i++) { - if (Selector.handlers.previousElementSibling(node)) continue; - results.push(node); - } - return results; - }, - 'last-child': function(nodes, value, root) { - for (var i = 0, results = [], node; node = nodes[i]; i++) { - if (Selector.handlers.nextElementSibling(node)) continue; - results.push(node); - } - return results; - }, - 'only-child': function(nodes, value, root) { - var h = Selector.handlers; - for (var i = 0, results = [], node; node = nodes[i]; i++) - if (!h.previousElementSibling(node) && !h.nextElementSibling(node)) - results.push(node); - return results; - }, - 'nth-child': function(nodes, formula, root) { - return Selector.pseudos.nth(nodes, formula, root); - }, - 'nth-last-child': function(nodes, formula, root) { - return Selector.pseudos.nth(nodes, formula, root, true); - }, - 'nth-of-type': function(nodes, formula, root) { - return Selector.pseudos.nth(nodes, formula, root, false, true); - }, - 'nth-last-of-type': function(nodes, formula, root) { - return Selector.pseudos.nth(nodes, formula, root, true, true); - }, - 'first-of-type': function(nodes, formula, root) { - return Selector.pseudos.nth(nodes, "1", root, false, true); - }, - 'last-of-type': function(nodes, formula, root) { - return Selector.pseudos.nth(nodes, "1", root, true, true); - }, - 'only-of-type': function(nodes, formula, root) { - var p = Selector.pseudos; - return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root); - }, - - // handles the an+b logic - getIndices: function(a, b, total) { - if (a == 0) return b > 0 ? [b] : []; - return $R(1, total).inject([], function(memo, i) { - if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i); - return memo; - }); - }, - - // handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type - nth: function(nodes, formula, root, reverse, ofType) { - if (nodes.length == 0) return []; - if (formula == 'even') formula = '2n+0'; - if (formula == 'odd') formula = '2n+1'; - var h = Selector.handlers, results = [], indexed = [], m; - h.mark(nodes); - for (var i = 0, node; node = nodes[i]; i++) { - if (!node.parentNode._countedByPrototype) { - h.index(node.parentNode, reverse, ofType); - indexed.push(node.parentNode); - } - } - if (formula.match(/^\d+$/)) { // just a number - formula = Number(formula); - for (var i = 0, node; node = nodes[i]; i++) - if (node.nodeIndex == formula) results.push(node); - } else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b - if (m[1] == "-") m[1] = -1; - var a = m[1] ? Number(m[1]) : 1; - var b = m[2] ? Number(m[2]) : 0; - var indices = Selector.pseudos.getIndices(a, b, nodes.length); - for (var i = 0, node, l = indices.length; node = nodes[i]; i++) { - for (var j = 0; j < l; j++) - if (node.nodeIndex == indices[j]) results.push(node); - } - } - h.unmark(nodes); - h.unmark(indexed); - return results; - }, - - 'empty': function(nodes, value, root) { - for (var i = 0, results = [], node; node = nodes[i]; i++) { - // IE treats comments as element nodes - if (node.tagName == '!' || node.firstChild) continue; - results.push(node); - } - return results; - }, - - 'not': function(nodes, selector, root) { - var h = Selector.handlers, selectorType, m; - var exclusions = new Selector(selector).findElements(root); - h.mark(exclusions); - for (var i = 0, results = [], node; node = nodes[i]; i++) - if (!node._countedByPrototype) results.push(node); - h.unmark(exclusions); - return results; - }, - - 'enabled': function(nodes, value, root) { - for (var i = 0, results = [], node; node = nodes[i]; i++) - if (!node.disabled && (!node.type || node.type !== 'hidden')) - results.push(node); - return results; - }, - - 'disabled': function(nodes, value, root) { - for (var i = 0, results = [], node; node = nodes[i]; i++) - if (node.disabled) results.push(node); - return results; - }, - - 'checked': function(nodes, value, root) { - for (var i = 0, results = [], node; node = nodes[i]; i++) - if (node.checked) results.push(node); - return results; - } - }, - - operators: { - '=': function(nv, v) { return nv == v; }, - '!=': function(nv, v) { return nv != v; }, - '^=': function(nv, v) { return nv == v || nv && nv.startsWith(v); }, - '$=': function(nv, v) { return nv == v || nv && nv.endsWith(v); }, - '*=': function(nv, v) { return nv == v || nv && nv.include(v); }, - '$=': function(nv, v) { return nv.endsWith(v); }, - '*=': function(nv, v) { return nv.include(v); }, - '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); }, - '|=': function(nv, v) { return ('-' + (nv || "").toUpperCase() + - '-').include('-' + (v || "").toUpperCase() + '-'); } - }, - - split: function(expression) { - var expressions = []; - expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) { - expressions.push(m[1].strip()); - }); - return expressions; - }, - - matchElements: function(elements, expression) { - var matches = $$(expression), h = Selector.handlers; - h.mark(matches); - for (var i = 0, results = [], element; element = elements[i]; i++) - if (element._countedByPrototype) results.push(element); - h.unmark(matches); - return results; - }, - - findElement: function(elements, expression, index) { - if (Object.isNumber(expression)) { - index = expression; expression = false; - } - return Selector.matchElements(elements, expression || '*')[index || 0]; - }, - - findChildElements: function(element, expressions) { - expressions = Selector.split(expressions.join(',')); - var results = [], h = Selector.handlers; - for (var i = 0, l = expressions.length, selector; i < l; i++) { - selector = new Selector(expressions[i].strip()); - h.concat(results, selector.findElements(element)); - } - return (l > 1) ? h.unique(results) : results; - } -}); - -if (Prototype.Browser.IE) { - Object.extend(Selector.handlers, { - // IE returns comment nodes on getElementsByTagName("*"). - // Filter them out. - concat: function(a, b) { - for (var i = 0, node; node = b[i]; i++) - if (node.tagName !== "!") a.push(node); - return a; - }, - - // IE improperly serializes _countedByPrototype in (inner|outer)HTML. - unmark: function(nodes) { - for (var i = 0, node; node = nodes[i]; i++) - node.removeAttribute('_countedByPrototype'); - return nodes; - } - }); -} - -function $$() { - return Selector.findChildElements(document, $A(arguments)); -} -var Form = { - reset: function(form) { - $(form).reset(); - return form; - }, - - serializeElements: function(elements, options) { - if (typeof options != 'object') options = { hash: !!options }; - else if (Object.isUndefined(options.hash)) options.hash = true; - var key, value, submitted = false, submit = options.submit; - - var data = elements.inject({ }, function(result, element) { - if (!element.disabled && element.name) { - key = element.name; value = $(element).getValue(); - if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted && - submit !== false && (!submit || key == submit) && (submitted = true)))) { - if (key in result) { - // a key is already present; construct an array of values - if (!Object.isArray(result[key])) result[key] = [result[key]]; - result[key].push(value); - } - else result[key] = value; - } - } - return result; - }); - - return options.hash ? data : Object.toQueryString(data); - } -}; - -Form.Methods = { - serialize: function(form, options) { - return Form.serializeElements(Form.getElements(form), options); - }, - - getElements: function(form) { - return $A($(form).getElementsByTagName('*')).inject([], - function(elements, child) { - if (Form.Element.Serializers[child.tagName.toLowerCase()]) - elements.push(Element.extend(child)); - return elements; - } - ); - }, - - getInputs: function(form, typeName, name) { - form = $(form); - var inputs = form.getElementsByTagName('input'); - - if (!typeName && !name) return $A(inputs).map(Element.extend); - - for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) { - var input = inputs[i]; - if ((typeName && input.type != typeName) || (name && input.name != name)) - continue; - matchingInputs.push(Element.extend(input)); - } - - return matchingInputs; - }, - - disable: function(form) { - form = $(form); - Form.getElements(form).invoke('disable'); - return form; - }, - - enable: function(form) { - form = $(form); - Form.getElements(form).invoke('enable'); - return form; - }, - - findFirstElement: function(form) { - var elements = $(form).getElements().findAll(function(element) { - return 'hidden' != element.type && !element.disabled; - }); - var firstByIndex = elements.findAll(function(element) { - return element.hasAttribute('tabIndex') && element.tabIndex >= 0; - }).sortBy(function(element) { return element.tabIndex }).first(); - - return firstByIndex ? firstByIndex : elements.find(function(element) { - return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase()); - }); - }, - - focusFirstElement: function(form) { - form = $(form); - form.findFirstElement().activate(); - return form; - }, - - request: function(form, options) { - form = $(form), options = Object.clone(options || { }); - - var params = options.parameters, action = form.readAttribute('action') || ''; - if (action.blank()) action = window.location.href; - options.parameters = form.serialize(true); - - if (params) { - if (Object.isString(params)) params = params.toQueryParams(); - Object.extend(options.parameters, params); - } - - if (form.hasAttribute('method') && !options.method) - options.method = form.method; - - return new Ajax.Request(action, options); - } -}; - -/*--------------------------------------------------------------------------*/ - -Form.Element = { - focus: function(element) { - $(element).focus(); - return element; - }, - - select: function(element) { - $(element).select(); - return element; - } -}; - -Form.Element.Methods = { - serialize: function(element) { - element = $(element); - if (!element.disabled && element.name) { - var value = element.getValue(); - if (value != undefined) { - var pair = { }; - pair[element.name] = value; - return Object.toQueryString(pair); - } - } - return ''; - }, - - getValue: function(element) { - element = $(element); - var method = element.tagName.toLowerCase(); - return Form.Element.Serializers[method](element); - }, - - setValue: function(element, value) { - element = $(element); - var method = element.tagName.toLowerCase(); - Form.Element.Serializers[method](element, value); - return element; - }, - - clear: function(element) { - $(element).value = ''; - return element; - }, - - present: function(element) { - return $(element).value != ''; - }, - - activate: function(element) { - element = $(element); - try { - element.focus(); - if (element.select && (element.tagName.toLowerCase() != 'input' || - !['button', 'reset', 'submit'].include(element.type))) - element.select(); - } catch (e) { } - return element; - }, - - disable: function(element) { - element = $(element); - element.disabled = true; - return element; - }, - - enable: function(element) { - element = $(element); - element.disabled = false; - return element; - } -}; - -/*--------------------------------------------------------------------------*/ - -var Field = Form.Element; -var $F = Form.Element.Methods.getValue; - -/*--------------------------------------------------------------------------*/ - -Form.Element.Serializers = { - input: function(element, value) { - switch (element.type.toLowerCase()) { - case 'checkbox': - case 'radio': - return Form.Element.Serializers.inputSelector(element, value); - default: - return Form.Element.Serializers.textarea(element, value); - } - }, - - inputSelector: function(element, value) { - if (Object.isUndefined(value)) return element.checked ? element.value : null; - else element.checked = !!value; - }, - - textarea: function(element, value) { - if (Object.isUndefined(value)) return element.value; - else element.value = value; - }, - - select: function(element, value) { - if (Object.isUndefined(value)) - return this[element.type == 'select-one' ? - 'selectOne' : 'selectMany'](element); - else { - var opt, currentValue, single = !Object.isArray(value); - for (var i = 0, length = element.length; i < length; i++) { - opt = element.options[i]; - currentValue = this.optionValue(opt); - if (single) { - if (currentValue == value) { - opt.selected = true; - return; - } - } - else opt.selected = value.include(currentValue); - } - } - }, - - selectOne: function(element) { - var index = element.selectedIndex; - return index >= 0 ? this.optionValue(element.options[index]) : null; - }, - - selectMany: function(element) { - var values, length = element.length; - if (!length) return null; - - for (var i = 0, values = []; i < length; i++) { - var opt = element.options[i]; - if (opt.selected) values.push(this.optionValue(opt)); - } - return values; - }, - - optionValue: function(opt) { - // extend element because hasAttribute may not be native - return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text; - } -}; - -/*--------------------------------------------------------------------------*/ - -Abstract.TimedObserver = Class.create(PeriodicalExecuter, { - initialize: function($super, element, frequency, callback) { - $super(callback, frequency); - this.element = $(element); - this.lastValue = this.getValue(); - }, - - execute: function() { - var value = this.getValue(); - if (Object.isString(this.lastValue) && Object.isString(value) ? - this.lastValue != value : String(this.lastValue) != String(value)) { - this.callback(this.element, value); - this.lastValue = value; - } - } -}); - -Form.Element.Observer = Class.create(Abstract.TimedObserver, { - getValue: function() { - return Form.Element.getValue(this.element); - } -}); - -Form.Observer = Class.create(Abstract.TimedObserver, { - getValue: function() { - return Form.serialize(this.element); - } -}); - -/*--------------------------------------------------------------------------*/ - -Abstract.EventObserver = Class.create({ - initialize: function(element, callback) { - this.element = $(element); - this.callback = callback; - - this.lastValue = this.getValue(); - if (this.element.tagName.toLowerCase() == 'form') - this.registerFormCallbacks(); - else - this.registerCallback(this.element); - }, - - onElementEvent: function() { - var value = this.getValue(); - if (this.lastValue != value) { - this.callback(this.element, value); - this.lastValue = value; - } - }, - - registerFormCallbacks: function() { - Form.getElements(this.element).each(this.registerCallback, this); - }, - - registerCallback: function(element) { - if (element.type) { - switch (element.type.toLowerCase()) { - case 'checkbox': - case 'radio': - Event.observe(element, 'click', this.onElementEvent.bind(this)); - break; - default: - Event.observe(element, 'change', this.onElementEvent.bind(this)); - break; - } - } - } -}); - -Form.Element.EventObserver = Class.create(Abstract.EventObserver, { - getValue: function() { - return Form.Element.getValue(this.element); - } -}); - -Form.EventObserver = Class.create(Abstract.EventObserver, { - getValue: function() { - return Form.serialize(this.element); - } -}); -if (!window.Event) var Event = { }; - -Object.extend(Event, { - KEY_BACKSPACE: 8, - KEY_TAB: 9, - KEY_RETURN: 13, - KEY_ESC: 27, - KEY_LEFT: 37, - KEY_UP: 38, - KEY_RIGHT: 39, - KEY_DOWN: 40, - KEY_DELETE: 46, - KEY_HOME: 36, - KEY_END: 35, - KEY_PAGEUP: 33, - KEY_PAGEDOWN: 34, - KEY_INSERT: 45, - - cache: { }, - - relatedTarget: function(event) { - var element; - switch(event.type) { - case 'mouseover': element = event.fromElement; break; - case 'mouseout': element = event.toElement; break; - default: return null; - } - return Element.extend(element); - } -}); - -Event.Methods = (function() { - var isButton; - - if (Prototype.Browser.IE) { - var buttonMap = { 0: 1, 1: 4, 2: 2 }; - isButton = function(event, code) { - return event.button == buttonMap[code]; - }; - - } else if (Prototype.Browser.WebKit) { - isButton = function(event, code) { - switch (code) { - case 0: return event.which == 1 && !event.metaKey; - case 1: return event.which == 1 && event.metaKey; - default: return false; - } - }; - - } else { - isButton = function(event, code) { - return event.which ? (event.which === code + 1) : (event.button === code); - }; - } - - return { - isLeftClick: function(event) { return isButton(event, 0) }, - isMiddleClick: function(event) { return isButton(event, 1) }, - isRightClick: function(event) { return isButton(event, 2) }, - - element: function(event) { - event = Event.extend(event); - - var node = event.target, - type = event.type, - currentTarget = event.currentTarget; - - if (currentTarget && currentTarget.tagName) { - // Firefox screws up the "click" event when moving between radio buttons - // via arrow keys. It also screws up the "load" and "error" events on images, - // reporting the document as the target instead of the original image. - if (type === 'load' || type === 'error' || - (type === 'click' && currentTarget.tagName.toLowerCase() === 'input' - && currentTarget.type === 'radio')) - node = currentTarget; - } - if (node.nodeType == Node.TEXT_NODE) node = node.parentNode; - return Element.extend(node); - }, - - findElement: function(event, expression) { - var element = Event.element(event); - if (!expression) return element; - var elements = [element].concat(element.ancestors()); - return Selector.findElement(elements, expression, 0); - }, - - pointer: function(event) { - var docElement = document.documentElement, - body = document.body || { scrollLeft: 0, scrollTop: 0 }; - return { - x: event.pageX || (event.clientX + - (docElement.scrollLeft || body.scrollLeft) - - (docElement.clientLeft || 0)), - y: event.pageY || (event.clientY + - (docElement.scrollTop || body.scrollTop) - - (docElement.clientTop || 0)) - }; - }, - - pointerX: function(event) { return Event.pointer(event).x }, - pointerY: function(event) { return Event.pointer(event).y }, - - stop: function(event) { - Event.extend(event); - event.preventDefault(); - event.stopPropagation(); - event.stopped = true; - } - }; -})(); - -Event.extend = (function() { - var methods = Object.keys(Event.Methods).inject({ }, function(m, name) { - m[name] = Event.Methods[name].methodize(); - return m; - }); - - if (Prototype.Browser.IE) { - Object.extend(methods, { - stopPropagation: function() { this.cancelBubble = true }, - preventDefault: function() { this.returnValue = false }, - inspect: function() { return "[object Event]" } - }); - - return function(event) { - if (!event) return false; - if (event._extendedByPrototype) return event; - - event._extendedByPrototype = Prototype.emptyFunction; - var pointer = Event.pointer(event); - Object.extend(event, { - target: event.srcElement, - relatedTarget: Event.relatedTarget(event), - pageX: pointer.x, - pageY: pointer.y - }); - return Object.extend(event, methods); - }; - - } else { - Event.prototype = Event.prototype || document.createEvent("HTMLEvents")['__proto__']; - Object.extend(Event.prototype, methods); - return Prototype.K; - } -})(); - -Object.extend(Event, (function() { - var cache = Event.cache; - - function getEventID(element) { - if (element._prototypeEventID) return element._prototypeEventID[0]; - arguments.callee.id = arguments.callee.id || 1; - return element._prototypeEventID = [++arguments.callee.id]; - } - - function getDOMEventName(eventName) { - if (eventName && eventName.include(':')) return "dataavailable"; - return eventName; - } - - function getCacheForID(id) { - return cache[id] = cache[id] || { }; - } - - function getWrappersForEventName(id, eventName) { - var c = getCacheForID(id); - return c[eventName] = c[eventName] || []; - } - - function createWrapper(element, eventName, handler) { - var id = getEventID(element); - var c = getWrappersForEventName(id, eventName); - if (c.pluck("handler").include(handler)) return false; - - var wrapper = function(event) { - if (!Event || !Event.extend || - (event.eventName && event.eventName != eventName)) - return false; - - Event.extend(event); - handler.call(element, event); - }; - - wrapper.handler = handler; - c.push(wrapper); - return wrapper; - } - - function findWrapper(id, eventName, handler) { - var c = getWrappersForEventName(id, eventName); - return c.find(function(wrapper) { return wrapper.handler == handler }); - } - - function destroyWrapper(id, eventName, handler) { - var c = getCacheForID(id); - if (!c[eventName]) return false; - c[eventName] = c[eventName].without(findWrapper(id, eventName, handler)); - } - - function destroyCache() { - for (var id in cache) - for (var eventName in cache[id]) - cache[id][eventName] = null; - } - - - // Internet Explorer needs to remove event handlers on page unload - // in order to avoid memory leaks. - if (window.attachEvent) { - window.attachEvent("onunload", destroyCache); - } - - // Safari has a dummy event handler on page unload so that it won't - // use its bfcache. Safari <= 3.1 has an issue with restoring the "document" - // object when page is returned to via the back button using its bfcache. - if (Prototype.Browser.WebKit) { - window.addEventListener('unload', Prototype.emptyFunction, false); - } - - return { - observe: function(element, eventName, handler) { - element = $(element); - var name = getDOMEventName(eventName); - - var wrapper = createWrapper(element, eventName, handler); - if (!wrapper) return element; - - if (element.addEventListener) { - element.addEventListener(name, wrapper, false); - } else { - element.attachEvent("on" + name, wrapper); - } - - return element; - }, - - stopObserving: function(element, eventName, handler) { - element = $(element); - var id = getEventID(element), name = getDOMEventName(eventName); - - if (!handler && eventName) { - getWrappersForEventName(id, eventName).each(function(wrapper) { - element.stopObserving(eventName, wrapper.handler); - }); - return element; - - } else if (!eventName) { - Object.keys(getCacheForID(id)).each(function(eventName) { - element.stopObserving(eventName); - }); - return element; - } - - var wrapper = findWrapper(id, eventName, handler); - if (!wrapper) return element; - - if (element.removeEventListener) { - element.removeEventListener(name, wrapper, false); - } else { - element.detachEvent("on" + name, wrapper); - } - - destroyWrapper(id, eventName, handler); - - return element; - }, - - fire: function(element, eventName, memo) { - element = $(element); - if (element == document && document.createEvent && !element.dispatchEvent) - element = document.documentElement; - - var event; - if (document.createEvent) { - event = document.createEvent("HTMLEvents"); - event.initEvent("dataavailable", true, true); - } else { - event = document.createEventObject(); - event.eventType = "ondataavailable"; - } - - event.eventName = eventName; - event.memo = memo || { }; - - if (document.createEvent) { - element.dispatchEvent(event); - } else { - element.fireEvent(event.eventType, event); - } - - return Event.extend(event); - } - }; -})()); - -Object.extend(Event, Event.Methods); - -Element.addMethods({ - fire: Event.fire, - observe: Event.observe, - stopObserving: Event.stopObserving -}); - -Object.extend(document, { - fire: Element.Methods.fire.methodize(), - observe: Element.Methods.observe.methodize(), - stopObserving: Element.Methods.stopObserving.methodize(), - loaded: false -}); - -(function() { - /* Support for the DOMContentLoaded event is based on work by Dan Webb, - Matthias Miller, Dean Edwards and John Resig. */ - - var timer; - - function fireContentLoadedEvent() { - if (document.loaded) return; - if (timer) window.clearInterval(timer); - document.fire("dom:loaded"); - document.loaded = true; - } - - if (document.addEventListener) { - if (Prototype.Browser.WebKit) { - timer = window.setInterval(function() { - if (/loaded|complete/.test(document.readyState)) - fireContentLoadedEvent(); - }, 0); - - Event.observe(window, "load", fireContentLoadedEvent); - - } else { - document.addEventListener("DOMContentLoaded", - fireContentLoadedEvent, false); - } - - } else { - document.write("<script id=__onDOMContentLoaded defer src=//:><\/script>"); - $("__onDOMContentLoaded").onreadystatechange = function() { - if (this.readyState == "complete") { - this.onreadystatechange = null; - fireContentLoadedEvent(); - } - }; - } -})(); -/*------------------------------- DEPRECATED -------------------------------*/ - -Hash.toQueryString = Object.toQueryString; - -var Toggle = { display: Element.toggle }; - -Element.Methods.childOf = Element.Methods.descendantOf; - -var Insertion = { - Before: function(element, content) { - return Element.insert(element, {before:content}); - }, - - Top: function(element, content) { - return Element.insert(element, {top:content}); - }, - - Bottom: function(element, content) { - return Element.insert(element, {bottom:content}); - }, - - After: function(element, content) { - return Element.insert(element, {after:content}); - } -}; - -var $continue = new Error('"throw $continue" is deprecated, use "return" instead'); - -// This should be moved to script.aculo.us; notice the deprecated methods -// further below, that map to the newer Element methods. -var Position = { - // set to true if needed, warning: firefox performance problems - // NOT neeeded for page scrolling, only if draggable contained in - // scrollable elements - includeScrollOffsets: false, - - // must be called before calling withinIncludingScrolloffset, every time the - // page is scrolled - prepare: function() { - this.deltaX = window.pageXOffset - || document.documentElement.scrollLeft - || document.body.scrollLeft - || 0; - this.deltaY = window.pageYOffset - || document.documentElement.scrollTop - || document.body.scrollTop - || 0; - }, - - // caches x/y coordinate pair to use with overlap - within: function(element, x, y) { - if (this.includeScrollOffsets) - return this.withinIncludingScrolloffsets(element, x, y); - this.xcomp = x; - this.ycomp = y; - this.offset = Element.cumulativeOffset(element); - - return (y >= this.offset[1] && - y < this.offset[1] + element.offsetHeight && - x >= this.offset[0] && - x < this.offset[0] + element.offsetWidth); - }, - - withinIncludingScrolloffsets: function(element, x, y) { - var offsetcache = Element.cumulativeScrollOffset(element); - - this.xcomp = x + offsetcache[0] - this.deltaX; - this.ycomp = y + offsetcache[1] - this.deltaY; - this.offset = Element.cumulativeOffset(element); - - return (this.ycomp >= this.offset[1] && - this.ycomp < this.offset[1] + element.offsetHeight && - this.xcomp >= this.offset[0] && - this.xcomp < this.offset[0] + element.offsetWidth); - }, - - // within must be called directly before - overlap: function(mode, element) { - if (!mode) return 0; - if (mode == 'vertical') - return ((this.offset[1] + element.offsetHeight) - this.ycomp) / - element.offsetHeight; - if (mode == 'horizontal') - return ((this.offset[0] + element.offsetWidth) - this.xcomp) / - element.offsetWidth; - }, - - // Deprecation layer -- use newer Element methods now (1.5.2). - - cumulativeOffset: Element.Methods.cumulativeOffset, - - positionedOffset: Element.Methods.positionedOffset, - - absolutize: function(element) { - Position.prepare(); - return Element.absolutize(element); - }, - - relativize: function(element) { - Position.prepare(); - return Element.relativize(element); - }, - - realOffset: Element.Methods.cumulativeScrollOffset, - - offsetParent: Element.Methods.getOffsetParent, - - page: Element.Methods.viewportOffset, - - clone: function(source, target, options) { - options = options || { }; - return Element.clonePosition(target, source, options); - } -}; - -/*--------------------------------------------------------------------------*/ - -if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){ - function iter(name) { - return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]"; - } - - instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ? - function(element, className) { - className = className.toString().strip(); - var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className); - return cond ? document._getElementsByXPath('.//*' + cond, element) : []; - } : function(element, className) { - className = className.toString().strip(); - var elements = [], classNames = (/\s/.test(className) ? $w(className) : null); - if (!classNames && !className) return elements; - - var nodes = $(element).getElementsByTagName('*'); - className = ' ' + className + ' '; - - for (var i = 0, child, cn; child = nodes[i]; i++) { - if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) || - (classNames && classNames.all(function(name) { - return !name.toString().blank() && cn.include(' ' + name + ' '); - })))) - elements.push(Element.extend(child)); - } - return elements; - }; - - return function(className, parentElement) { - return $(parentElement || document.body).getElementsByClassName(className); - }; -}(Element.Methods); - -/*--------------------------------------------------------------------------*/ - -Element.ClassNames = Class.create(); -Element.ClassNames.prototype = { - initialize: function(element) { - this.element = $(element); - }, - - _each: function(iterator) { - this.element.className.split(/\s+/).select(function(name) { - return name.length > 0; - })._each(iterator); - }, - - set: function(className) { - this.element.className = className; - }, - - add: function(classNameToAdd) { - if (this.include(classNameToAdd)) return; - this.set($A(this).concat(classNameToAdd).join(' ')); - }, - - remove: function(classNameToRemove) { - if (!this.include(classNameToRemove)) return; - this.set($A(this).without(classNameToRemove).join(' ')); - }, - - toString: function() { - return $A(this).join(' '); - } -}; - -Object.extend(Element.ClassNames.prototype, Enumerable); - -/*--------------------------------------------------------------------------*/ - -Element.addMethods();
\ No newline at end of file |