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| author | Tyler Bello <tylerbello@users.sourceforge.net> | 2009-07-03 20:02:35 +0000 |
|---|---|---|
| committer | Tyler Bello <tylerbello@users.sourceforge.net> | 2009-07-03 20:02:35 +0000 |
| commit | 1cabe0cc0862ee71ef98ee24676aad2512c7fd4d (patch) | |
| tree | 6e102779cc35b97ad95d8dac5e3cfd2f6107f30d /javascript/libs | |
| parent | 01a5b504e0bf7c89eb6d00250c8540c08fb21f30 (diff) | |
| download | util-1cabe0cc0862ee71ef98ee24676aad2512c7fd4d.tar.gz util-1cabe0cc0862ee71ef98ee24676aad2512c7fd4d.tar.bz2 util-1cabe0cc0862ee71ef98ee24676aad2512c7fd4d.zip | |
Add uploadProgress script
Diffstat (limited to 'javascript/libs')
| -rw-r--r-- | javascript/libs/jquery/plugins/jquery.uploadProgress.js | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/javascript/libs/jquery/plugins/jquery.uploadProgress.js b/javascript/libs/jquery/plugins/jquery.uploadProgress.js new file mode 100644 index 0000000..7759214 --- /dev/null +++ b/javascript/libs/jquery/plugins/jquery.uploadProgress.js @@ -0,0 +1,117 @@ +/* +* jquery.uploadProgress +* +* Copyright (c) 2008 Piotr Sarnacki (drogomir.com) +* +* Licensed under the MIT license: +* http://www.opensource.org/licenses/mit-license.php +* +*/ +(function($) { + $.fn.uploadProgress = function(options) { + options = $.extend({ + dataType: "json", + interval: 2000, + progressBar: "#progressbar", + progressUrl: "/progress", + start: function() {}, + uploading: function() {}, + complete: function() {}, + success: function() {}, + error: function() {}, + preloadImages: [], + uploadProgressPath: '/javascripts/jquery.uploadProgress.js', + jqueryPath: '/javascripts/jquery.js', + timer: "" + }, options); + + $(function() { + //preload images + for(var i = 0; i<options.preloadImages.length; i++) + { + options.preloadImages[i] = $("<img>").attr("src", options.preloadImages[i]); + } + /* tried to add iframe after submit (to not always load it) but it won't work. +safari can't get scripts properly while submitting files */ + if($.browser.safari && top.document == document) { + /* iframe to send ajax requests in safari +thanks to Michele Finotto for idea */ + iframe = document.createElement('iframe'); + iframe.name = "progressFrame"; + $(iframe).css({width: '0', height: '0', position: 'absolute', top: '-3000px'}); + document.body.appendChild(iframe); + + var d = iframe.contentWindow.document; + d.open(); + /* weird - safari won't load scripts without this lines... */ + d.write('<html><head></head><body></body></html>'); + d.close(); + + var b = d.body; + var s = d.createElement('script'); + s.src = options.jqueryPath; + /* must be sure that jquery is loaded */ + s.onload = function() { + var s1 = d.createElement('script'); + s1.src = options.uploadProgressPath; + b.appendChild(s1); + } + b.appendChild(s); + } + }); + + return this.each(function(){ + $(this).bind('submit', function() { + var uuid = ""; + for (i = 0; i < 32; i++) { uuid += Math.floor(Math.random() * 16).toString(16); } + + /* update uuid */ + options.uuid = uuid; + /* start callback */ + options.start(); + + /* patch the form-action tag to include the progress-id if X-Progress-ID has been already added just replace it */ + if(old_id = /X-Progress-ID=([^&]+)/.exec($(this).attr("action"))) { + var action = $(this).attr("action").replace(old_id[1], uuid); + $(this).attr("action", action); + } else { + $(this).attr("action", jQuery(this).attr("action") + "?X-Progress-ID=" + uuid); + } + var uploadProgress = $.browser.safari ? progressFrame.jQuery.uploadProgress : jQuery.uploadProgress; + options.timer = window.setInterval(function() { uploadProgress(this, options) }, options.interval); + }); + }); + }; + +jQuery.uploadProgress = function(e, options) { + jQuery.ajax({ + type: "GET", + url: options.progressUrl + "?X-Progress-ID=" + options.uuid, + dataType: options.dataType, + success: function(upload) { + if (upload.state == 'uploading') { + upload.percents = Math.floor((upload.received / upload.size)*1000)/10; + + var bar = $.browser.safari ? $(options.progressBar, parent.document) : $(options.progressBar); + bar.css({width: upload.percents+'%'}); + options.uploading(upload); + } + + if (upload.state == 'done' || upload.state == 'error') { + window.clearTimeout(options.timer); + options.complete(upload); + } + + if (upload.state == 'done') { + options.success(upload); + } + + if (upload.state == 'error') { + options.error(upload); + } + } + }); +}; + +})(jQuery); + |