3 * Copyright(c) 2006-2010 Ext JS, LLC
5 * http://www.extjs.com/license
11 *Adds a cancelQueue() method for cancelling the entire queue.
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12 *All queued files are uploaded when startUpload() is called.
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13 *If false is returned from uploadComplete then the queue upload is stopped.
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14 If false is not returned (strict comparison) then the queue upload is continued.
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15 *Adds a QueueComplete event that is fired when all the queued files have finished uploading.
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16 Set the event handler with the queue_complete_handler setting.
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21 if (typeof(SWFUpload) === "function") {
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22 SWFUpload.queue = {};
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24 SWFUpload.prototype.initSettings = (function (oldInitSettings) {
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25 return function () {
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26 if (typeof(oldInitSettings) === "function") {
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27 oldInitSettings.call(this);
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30 this.queueSettings = {};
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32 this.queueSettings.queue_cancelled_flag = false;
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33 this.queueSettings.queue_upload_count = 0;
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35 this.queueSettings.user_upload_complete_handler = this.settings.upload_complete_handler;
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36 this.queueSettings.user_upload_start_handler = this.settings.upload_start_handler;
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37 this.settings.upload_complete_handler = SWFUpload.queue.uploadCompleteHandler;
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38 this.settings.upload_start_handler = SWFUpload.queue.uploadStartHandler;
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40 this.settings.queue_complete_handler = this.settings.queue_complete_handler || null;
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42 })(SWFUpload.prototype.initSettings);
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44 SWFUpload.prototype.startUpload = function (fileID) {
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45 this.queueSettings.queue_cancelled_flag = false;
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46 this.callFlash("StartUpload", [fileID]);
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49 SWFUpload.prototype.cancelQueue = function () {
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50 this.queueSettings.queue_cancelled_flag = true;
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53 var stats = this.getStats();
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54 while (stats.files_queued > 0) {
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55 this.cancelUpload();
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56 stats = this.getStats();
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60 SWFUpload.queue.uploadStartHandler = function (file) {
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62 if (typeof(this.queueSettings.user_upload_start_handler) === "function") {
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63 returnValue = this.queueSettings.user_upload_start_handler.call(this, file);
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66 // To prevent upload a real "FALSE" value must be returned, otherwise default to a real "TRUE" value.
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67 returnValue = (returnValue === false) ? false : true;
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69 this.queueSettings.queue_cancelled_flag = !returnValue;
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74 SWFUpload.queue.uploadCompleteHandler = function (file) {
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75 var user_upload_complete_handler = this.queueSettings.user_upload_complete_handler;
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78 if (file.filestatus === SWFUpload.FILE_STATUS.COMPLETE) {
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79 this.queueSettings.queue_upload_count++;
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82 if (typeof(user_upload_complete_handler) === "function") {
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83 continueUpload = (user_upload_complete_handler.call(this, file) === false) ? false : true;
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84 } else if (file.filestatus === SWFUpload.FILE_STATUS.QUEUED) {
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85 // If the file was stopped and re-queued don't restart the upload
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86 continueUpload = false;
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88 continueUpload = true;
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91 if (continueUpload) {
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92 var stats = this.getStats();
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93 if (stats.files_queued > 0 && this.queueSettings.queue_cancelled_flag === false) {
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95 } else if (this.queueSettings.queue_cancelled_flag === false) {
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96 this.queueEvent("queue_complete_handler", [this.queueSettings.queue_upload_count]);
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97 this.queueSettings.queue_upload_count = 0;
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99 this.queueSettings.queue_cancelled_flag = false;
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100 this.queueSettings.queue_upload_count = 0;
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