diff options
Diffstat (limited to 'railties/html')
-rw-r--r-- | railties/html/javascripts/prototype.js | 340 |
1 files changed, 214 insertions, 126 deletions
diff --git a/railties/html/javascripts/prototype.js b/railties/html/javascripts/prototype.js index 030ea1c5bb..cedfeeee21 100644 --- a/railties/html/javascripts/prototype.js +++ b/railties/html/javascripts/prototype.js @@ -1,4 +1,4 @@ -/* Prototype JavaScript framework, version 1.5.0_rc2 +/* Prototype JavaScript framework, version 1.5.0 * (c) 2005-2007 Sam Stephenson * * Prototype is freely distributable under the terms of an MIT-style license. @@ -7,7 +7,7 @@ /*--------------------------------------------------------------------------*/ var Prototype = { - Version: '1.5.0_rc2', + Version: '1.5.0', BrowserFeatures: { XPath: !!document.evaluate }, @@ -629,11 +629,43 @@ if(window.opera){ return array; } } -var Hash = { +var Hash = function(obj) { + Object.extend(this, obj || {}); +}; + +Object.extend(Hash, { + toQueryString: function(obj) { + var parts = []; + + this.prototype._each.call(obj, function(pair) { + if (!pair.key) return; + + if (pair.value && pair.value.constructor == Array) { + var values = pair.value.compact(); + if (values.length < 2) pair.value = values.reduce(); + else { + key = encodeURIComponent(pair.key); + values.each(function(value) { + value = value != undefined ? encodeURIComponent(value) : ''; + parts.push(key + '=' + encodeURIComponent(value)); + }); + return; + } + } + if (pair.value == undefined) pair[1] = ''; + parts.push(pair.map(encodeURIComponent).join('=')); + }); + + return parts.join('&'); + } +}); + +Object.extend(Hash.prototype, Enumerable); +Object.extend(Hash.prototype, { _each: function(iterator) { for (var key in this) { var value = this[key]; - if (typeof value == 'function') continue; + if (value && value == Hash.prototype[key]) continue; var pair = [key, value]; pair.key = key; @@ -657,26 +689,24 @@ var Hash = { }); }, - toQueryString: function() { - return this.map(function(pair) { - if (!pair.key) return null; - - if (pair.value && pair.value.constructor == Array) { - pair.value = pair.value.compact(); - - if (pair.value.length < 2) { - pair.value = pair.value.reduce(); - } else { - var key = encodeURIComponent(pair.key); - return pair.value.map(function(value) { - return key + '=' + encodeURIComponent(value); - }).join('&'); + remove: function() { + var result; + for(var i = 0, length = arguments.length; i < length; i++) { + var value = this[arguments[i]]; + if (value !== undefined){ + if (result === undefined) result = value; + else { + if (result.constructor != Array) result = [result]; + result.push(value) } } + delete this[arguments[i]]; + } + return result; + }, - if (pair.value == undefined) pair[1] = ''; - return pair.map(encodeURIComponent).join('='); - }).join('&'); + toQueryString: function() { + return Hash.toQueryString(this); }, inspect: function() { @@ -684,14 +714,12 @@ var Hash = { return pair.map(Object.inspect).join(': '); }).join(', ') + '}>'; } -} +}); function $H(object) { - var hash = Object.extend({}, object || {}); - Object.extend(hash, Enumerable); - Object.extend(hash, Hash); - return hash; -} + if (object && object.constructor == Hash) return object; + return new Hash(object); +}; ObjectRange = Class.create(); Object.extend(ObjectRange.prototype, Enumerable); Object.extend(ObjectRange.prototype, { @@ -785,8 +813,8 @@ Ajax.Base.prototype = { Object.extend(this.options, options || {}); this.options.method = this.options.method.toLowerCase(); - this.options.parameters = $H(typeof this.options.parameters == 'string' ? - this.options.parameters.toQueryParams() : this.options.parameters); + if (typeof this.options.parameters == 'string') + this.options.parameters = this.options.parameters.toQueryParams(); } } @@ -804,26 +832,26 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), { }, request: function(url) { - var params = this.options.parameters; - if (params.any()) params['_'] = ''; + this.url = url; + var params = this.options.parameters, method = this.options.method; - if (!['get', 'post'].include(this.options.method)) { + if (!['get', 'post'].include(method)) { // simulate other verbs over post - params['_method'] = this.options.method; - this.options.method = 'post'; + params['_method'] = method; + method = 'post'; } - this.url = url; + params = Hash.toQueryString(params); + if (params && /Konqueror|Safari|KHTML/.test(navigator.userAgent)) params += '&_=' // when GET, append parameters to URL - if (this.options.method == 'get' && params.any()) - this.url += (this.url.indexOf('?') >= 0 ? '&' : '?') + - params.toQueryString(); + if (method == 'get' && params) + this.url += (this.url.indexOf('?') > -1 ? '&' : '?') + params; try { Ajax.Responders.dispatch('onCreate', this, this.transport); - this.transport.open(this.options.method.toUpperCase(), this.url, + this.transport.open(method.toUpperCase(), this.url, this.options.asynchronous); if (this.options.asynchronous) @@ -832,8 +860,7 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), { this.transport.onreadystatechange = this.onStateChange.bind(this); this.setRequestHeaders(); - var body = this.options.method == 'post' ? - (this.options.postBody || params.toQueryString()) : null; + var body = method == 'post' ? (this.options.postBody || params) : null; this.transport.send(body); @@ -1054,7 +1081,7 @@ if (Prototype.BrowserFeatures.XPath) { for (var i = 0, length = query.snapshotLength; i < length; i++) results.push(query.snapshotItem(i)); return results; - } + }; } document.getElementsByClassName = function(className, parentElement) { @@ -1071,7 +1098,7 @@ document.getElementsByClassName = function(className, parentElement) { } return elements; } -} +}; /*--------------------------------------------------------------------------*/ @@ -1100,7 +1127,7 @@ Element.extend = function(element) { element._extended = true; return element; -} +}; Element.extend.cache = { findOrStore: function(value) { @@ -1108,7 +1135,7 @@ Element.extend.cache = { return value.apply(null, [this].concat($A(arguments))); } } -} +}; Element.Methods = { visible: function(element) { @@ -1146,6 +1173,7 @@ Element.Methods = { replace: function(element, html) { element = $(element); + html = typeof html == 'undefined' ? '' : html.toString(); if (element.outerHTML) { element.outerHTML = html.stripScripts(); } else { @@ -1238,11 +1266,23 @@ Element.Methods = { }, readAttribute: function(element, name) { - return $(element).getAttribute(name); + element = $(element); + if (document.all && !window.opera) { + var t = Element._attributeTranslations; + if (t.values[name]) return t.values[name](element, name); + if (t.names[name]) name = t.names[name]; + var attribute = element.attributes[name]; + if(attribute) return attribute.nodeValue; + } + return element.getAttribute(name); }, getHeight: function(element) { - return $(element).offsetHeight; + return $(element).getDimensions().height; + }, + + getWidth: function(element) { + return $(element).getDimensions().width; }, classNames: function(element) { @@ -1304,7 +1344,7 @@ Element.Methods = { return $(element).innerHTML.match(/^\s*$/); }, - childOf: function(element, ancestor) { + descendantOf: function(element, ancestor) { element = $(element), ancestor = $(ancestor); while (element = element.parentNode) if (element == ancestor) return true; @@ -1320,15 +1360,16 @@ Element.Methods = { getStyle: function(element, style) { element = $(element); - var camelizedStyle = (style == 'float' ? - (typeof element.style.styleFloat != 'undefined' ? 'styleFloat' : 'cssFloat') : style).camelize(); - var value = element.style[camelizedStyle]; + if (['float','cssFloat'].include(style)) + style = (typeof element.style.styleFloat != 'undefined' ? 'styleFloat' : 'cssFloat'); + style = style.camelize(); + var value = element.style[style]; if (!value) { if (document.defaultView && document.defaultView.getComputedStyle) { var css = document.defaultView.getComputedStyle(element, null); - value = css ? css[camelizedStyle] : null; + value = css ? css[style] : null; } else if (element.currentStyle) { - value = element.currentStyle[camelizedStyle]; + value = element.currentStyle[style]; } } @@ -1356,13 +1397,16 @@ Element.Methods = { !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? 0.999999 : 1.0; if(/MSIE/.test(navigator.userAgent) && !window.opera) element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,''); + } else if(value == '') { + if(/MSIE/.test(navigator.userAgent) && !window.opera) + element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,''); } else { if(value < 0.00001) value = 0; if(/MSIE/.test(navigator.userAgent) && !window.opera) element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'') + 'alpha(opacity='+value*100+')'; } - } else if(name == 'float') name = (typeof element.style.styleFloat != 'undefined') ? 'styleFloat' : 'cssFloat'; + } else if(['float','cssFloat'].include(name)) name = (typeof element.style.styleFloat != 'undefined') ? 'styleFloat' : 'cssFloat'; element.style[name.camelize()] = value; } return element; @@ -1370,7 +1414,8 @@ Element.Methods = { getDimensions: function(element) { element = $(element); - if (Element.getStyle(element, 'display') != 'none') + 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, @@ -1378,12 +1423,13 @@ Element.Methods = { var els = element.style; var originalVisibility = els.visibility; var originalPosition = els.position; + var originalDisplay = els.display; els.visibility = 'hidden'; els.position = 'absolute'; - els.display = ''; + els.display = 'block'; var originalWidth = element.clientWidth; var originalHeight = element.clientHeight; - els.display = 'none'; + els.display = originalDisplay; els.position = originalPosition; els.visibility = originalVisibility; return {width: originalWidth, height: originalHeight}; @@ -1434,16 +1480,63 @@ Element.Methods = { element._overflow = null; return element; } -} +}; + +Object.extend(Element.Methods, {childOf: Element.Methods.descendantOf}); + +Element._attributeTranslations = {}; + +Element._attributeTranslations.names = { + colspan: "colSpan", + rowspan: "rowSpan", + valign: "vAlign", + datetime: "dateTime", + accesskey: "accessKey", + tabindex: "tabIndex", + enctype: "encType", + maxlength: "maxLength", + readonly: "readOnly", + longdesc: "longDesc" +}; + +Element._attributeTranslations.values = { + _getAttr: function(element, attribute) { + return element.getAttribute(attribute, 2); + }, + + _flag: function(element, attribute) { + return $(element).hasAttribute(attribute) ? attribute : null; + }, + + style: function(element) { + return element.style.cssText.toLowerCase(); + }, + + title: function(element) { + var node = element.getAttributeNode('title'); + return node.specified ? node.nodeValue : null; + } +}; + +Object.extend(Element._attributeTranslations.values, { + href: Element._attributeTranslations.values._getAttr, + src: Element._attributeTranslations.values._getAttr, + disabled: Element._attributeTranslations.values._flag, + checked: Element._attributeTranslations.values._flag, + readonly: Element._attributeTranslations.values._flag, + multiple: Element._attributeTranslations.values._flag +}); Element.Methods.Simulated = { hasAttribute: function(element, attribute) { + var t = Element._attributeTranslations; + attribute = t.names[attribute] || attribute; return $(element).getAttributeNode(attribute).specified; } -} +}; // IE is missing .innerHTML support for TABLE-related elements -if(document.all){ +if (document.all && !window.opera){ Element.Methods.update = function(element, html) { element = $(element); html = typeof html == 'undefined' ? '' : html.toString(); @@ -1477,7 +1570,7 @@ if(document.all){ setTimeout(function() {html.evalScripts()}, 10); return element; } -} +}; Object.extend(Element, Element.Methods); @@ -1644,7 +1737,7 @@ Element.ClassNames.prototype = { toString: function() { return $A(this).join(' '); } -} +}; Object.extend(Element.ClassNames.prototype, Enumerable); var Selector = Class.create(); @@ -1691,15 +1784,15 @@ Selector.prototype = { if (params.wildcard) conditions.push('true'); if (clause = params.id) - conditions.push('element.getAttribute("id") == ' + clause.inspect()); + conditions.push('element.readAttribute("id") == ' + clause.inspect()); if (clause = params.tagName) conditions.push('element.tagName.toUpperCase() == ' + clause.inspect()); if ((clause = params.classNames).length > 0) for (var i = 0, length = clause.length; i < length; i++) - conditions.push('Element.hasClassName(element, ' + clause[i].inspect() + ')'); + conditions.push('element.hasClassName(' + clause[i].inspect() + ')'); if (clause = params.attributes) { clause.each(function(attribute) { - var value = 'element.getAttribute(' + attribute.name.inspect() + ')'; + var value = 'element.readAttribute(' + attribute.name.inspect() + ')'; var splitValueBy = function(delimiter) { return value + ' && ' + value + '.split(' + delimiter.inspect() + ')'; } @@ -1712,7 +1805,7 @@ Selector.prototype = { ); break; case '!=': conditions.push(value + ' != ' + attribute.value.inspect()); break; case '': - case undefined: conditions.push(value + ' != null'); break; + case undefined: conditions.push('element.hasAttribute(' + attribute.name.inspect() + ')'); break; default: throw 'Unknown operator ' + attribute.operator + ' in selector'; } }); @@ -1723,6 +1816,7 @@ Selector.prototype = { compileMatcher: function() { this.match = new Function('element', 'if (!element.tagName) return false; \ + element = $(element); \ return ' + this.buildMatchExpression()); }, @@ -1762,7 +1856,7 @@ Object.extend(Selector, { findChildElements: function(element, expressions) { return expressions.map(function(expression) { - return expression.strip().split(/\s+/).inject([null], function(results, expr) { + return expression.match(/[^\s"]+(?:"[^"]*"[^\s"]+)*/g).inject([null], function(results, expr) { var selector = new Selector(expr); return results.inject([], function(elements, result) { return elements.concat(selector.findElements(result || element)); @@ -1781,18 +1875,28 @@ var Form = { return form; }, - serializeElements: function(elements) { - return elements.inject([], function(queryComponents, element) { - var queryComponent = Form.Element.serialize(element); - if (queryComponent) queryComponents.push(queryComponent); - return queryComponents; - }).join('&'); + serializeElements: function(elements, getHash) { + var data = elements.inject({}, function(result, element) { + if (!element.disabled && element.name) { + var key = element.name, value = $(element).getValue(); + if (value != undefined) { + if (result[key]) { + if (result[key].constructor != Array) result[key] = [result[key]]; + result[key].push(value); + } + else result[key] = value; + } + } + return result; + }); + + return getHash ? data : Hash.toQueryString(data); } }; Form.Methods = { - serialize: function(form) { - return Form.serializeElements(Form.getElements(form)); + serialize: function(form, getHash) { + return Form.serializeElements(Form.getElements(form), getHash); }, getElements: function(form) { @@ -1807,15 +1911,13 @@ Form.Methods = { getInputs: function(form, typeName, name) { form = $(form); - var inputs = form.getElementsByTagName('input'), matchingInputs = []; + var inputs = form.getElementsByTagName('input'); - if (!typeName && !name) - return $A(inputs).map(Element.extend); + if (!typeName && !name) return $A(inputs).map(Element.extend); - for (var i = 0, length = inputs.length; i < length; i++) { + for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) { var input = inputs[i]; - if ((typeName && input.type != typeName) || - (name && input.name != name)) + if ((typeName && input.type != typeName) || (name && input.name != name)) continue; matchingInputs.push(Element.extend(input)); } @@ -1873,30 +1975,21 @@ Form.Element = { Form.Element.Methods = { serialize: function(element) { element = $(element); - if (element.disabled) return ''; - var method = element.tagName.toLowerCase(); - var parameter = Form.Element.Serializers[method](element); - - if (parameter) { - var key = encodeURIComponent(parameter[0]); - if (key.length == 0) return; - - if (parameter[1].constructor != Array) - parameter[1] = [parameter[1]]; - - return parameter[1].map(function(value) { - return key + '=' + encodeURIComponent(value); - }).join('&'); + if (!element.disabled && element.name) { + var value = element.getValue(); + if (value != undefined) { + var pair = {}; + pair[element.name] = value; + return Hash.toQueryString(pair); + } } + return ''; }, getValue: function(element) { element = $(element); var method = element.tagName.toLowerCase(); - var parameter = Form.Element.Serializers[method](element); - - if (parameter) - return parameter[1]; + return Form.Element.Serializers[method](element); }, clear: function(element) { @@ -1933,6 +2026,7 @@ Form.Element.Methods = { Object.extend(Form.Element, Form.Element.Methods); var Field = Form.Element; +var $F = Form.Element.getValue; /*--------------------------------------------------------------------------*/ @@ -1945,51 +2039,45 @@ Form.Element.Serializers = { default: return Form.Element.Serializers.textarea(element); } - return false; }, inputSelector: function(element) { - if (element.checked) - return [element.name, element.value]; + return element.checked ? element.value : null; }, textarea: function(element) { - return [element.name, element.value]; + return element.value; }, select: function(element) { - return Form.Element.Serializers[element.type == 'select-one' ? + return this[element.type == 'select-one' ? 'selectOne' : 'selectMany'](element); }, selectOne: function(element) { - var value = '', opt, index = element.selectedIndex; - if (index >= 0) { - opt = Element.extend(element.options[index]); - // Uses the new potential extension if hasAttribute isn't native. - value = opt.hasAttribute('value') ? opt.value : opt.text; - } - return [element.name, value]; + var index = element.selectedIndex; + return index >= 0 ? this.optionValue(element.options[index]) : null; }, selectMany: function(element) { - var value = []; - for (var i = 0, length = element.length; i < length; i++) { - var opt = Element.extend(element.options[i]); - if (opt.selected) - // Uses the new potential extension if hasAttribute isn't native. - value.push(opt.hasAttribute('value') ? opt.value : opt.text); + 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 [element.name, value]; + return values; + }, + + optionValue: function(opt) { + // extend element because hasAttribute may not be native + return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text; } } /*--------------------------------------------------------------------------*/ -var $F = Form.Element.getValue; - -/*--------------------------------------------------------------------------*/ - Abstract.TimedObserver = function() {} Abstract.TimedObserver.prototype = { initialize: function(element, frequency, callback) { @@ -2382,10 +2470,10 @@ var Position = { 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';; + element.style.top = top + 'px'; + element.style.left = left + 'px'; + element.style.width = width + 'px'; + element.style.height = height + 'px'; }, relativize: function(element) { |