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Diffstat (limited to 'js/jquery.htmlstream.js')
-rw-r--r-- | js/jquery.htmlstream.js | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/js/jquery.htmlstream.js b/js/jquery.htmlstream.js deleted file mode 100644 index c62c538f7..000000000 --- a/js/jquery.htmlstream.js +++ /dev/null @@ -1,157 +0,0 @@ -/* jQuery ajax stream plugin -* Version 0.1 -* Copyright (C) 2009 Chris Tarquini -* Licensed under a Creative Commons Attribution-Share Alike 3.0 Unported License (http://creativecommons.org/licenses/by-sa/3.0/) -* Permissions beyond the scope of this license may be available by contacting petros000[at]hotmail.com. -*/ - -(function($) { - -// Save the original AJAX function -var ajax_old = $.ajax; -var get_old = $.get; -var post_old = $.post; -var active = true; -// Add our settings -$.ajaxSetup({stream: false,pollInterval: 500/*, onDataRecieved: function(){}*/ }); -$.enableAjaxStream = function(enable) -{ -if(typeof enable == 'undefined') enable = !active; -if(!enable) -{ -$.ajax = ajax_old; -$.get = get_old; -$.post = post_old; -active = false; -} -else -{ -$.ajax = ajax_stream; -$.get = ajax_get_stream; -$.post = ajax_post_stream; -active = true; -} - -} -var ajax_stream = $.ajax = function(options) -{ -//copied from original ajax function - options = jQuery.extend(true, options, jQuery.extend(true, {}, jQuery.ajaxSettings, options)); -if(options.stream) -{ -var timer = 0; -var offset = 0; -var xmlhttp = null; -var lastlen = 0; -var done = false; -var hook = function(xhr) -{ -xmlhttp = xhr; -checkagain(); -} -var fix = function(){ check('stream'); };// fixes weird bug with random numbers as arg -var checkagain = function(){if(!done) timer = setTimeout(fix,options.pollInterval);} -var check = function(status) -{ -if(typeof status == 'undefined') status = "stream"; -if(xmlhttp.status < 3) return; //only get the latest packet if data has been sent -var text = xmlhttp.responseText; -if(status == 'stream') //if we arent streaming then just flush the buffer -{ -if(text.length <= lastlen) { checkagain(); return;} -lastlength = text.length; -if(offset == text.length) { checkagain(); return;} -} -var pkt = text.substr(offset); -offset = text.length; -if($.isFunction(options.OnDataRecieved)) -{ -options.OnDataRecieved(pkt, status, xmlhttp.responseText, xmlhttp); -} -if(xmlhttp.status != 4) -checkagain(); -} -var complete = function(xhr,s) -{ -clearTimeout(timer);//done..stop polling -done = true; -// send final call -check(s); -} -// If the complete callback is set create a new callback that calls the users and outs -if($.isFunction(options.success)) -{ -var oc = options.success; -options.success = function(xhr,s){ complete(xhr,s); oc(xhr,s);}; - -} -else options.success = complete; -// Set up our hook on the beforeSend -if($.isFunction(options.beforeSend)) -{ -var obs = options.beforeSend; -options.beforeSend = function(xhr){ obs(xhr); hook(xhr);}; -} -else options.beforeSend = hook; - -} -ajax_old(options); -} - -var ajax_get_stream = $.get = function(url,data,callback,type,stream) -{ - if($.isFunction(data)) - { - var orgcb = callback; - callback = data; - if($.isFunction(orgcb)) - { - stream = orgcb; - } - data = null; - } - if($.isFunction(type)) - { - stream = type; - type = undefined; - } - var dostream = $.isFunction(stream); - return jQuery.ajax({ - type: "GET", - url: url, - data: data, - success: callback, - dataType: type, - stream: dostream, - OnDataRecieved: stream - }); - -} - -var ajax_post_stream = $.post = function(url,data,callback,type,stream) -{ - if($.isFunction(data)) - { - var orgcb = callback; - callback = data; - } - if($.isFunction(type)) - { - stream = type; - type = undefined; - } - var dostream = $.isFunction(stream); - return jQuery.ajax({ - type: "POST", - url: url, - data: data, - success: callback, - dataType: type, - stream: dostream, - OnDataRecieved: stream - }); - -} - -})(jQuery); - |