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/**
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* SWFUpload: http://www.swfupload.org, http://swfupload.googlecode.com
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*
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* mmSWFUpload 1.0: Flash upload dialog - http://profandesign.se/swfupload/, http://www.vinterwebb.se/
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*
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* SWFUpload is (c) 2006-2007 Lars Huring, Olov Nilz閚 and Mammon Media and is released under the MIT License:
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* http://www.opensource.org/licenses/mit-license.php
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*
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* SWFUpload 2 is (c) 2007-2008 Jake Roberts and is released under the MIT License:
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* http://www.opensource.org/licenses/mit-license.php
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*
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*/
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/* ******************* */
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/* Constructor & Init */
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/* ******************* */
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var SWFUpload;
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if (SWFUpload == undefined) {
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SWFUpload = function (settings) {
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this.initSWFUpload(settings);
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};
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}
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SWFUpload.prototype.initSWFUpload = function (settings) {
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try {
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this.customSettings = {}; // A container where developers can place their own settings associated with this instance.
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this.settings = settings;
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this.eventQueue = [];
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this.movieName = "SWFUpload_" + SWFUpload.movieCount++;
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this.movieElement = null;
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// Setup global control tracking
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SWFUpload.instances[this.movieName] = this;
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// Load the settings. Load the Flash movie.
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this.initSettings();
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this.loadFlash();
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this.displayDebugInfo();
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} catch (ex) {
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delete SWFUpload.instances[this.movieName];
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throw ex;
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}
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};
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/* *************** */
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/* Static Members */
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/* *************** */
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SWFUpload.instances = {};
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SWFUpload.movieCount = 0;
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SWFUpload.version = "2.2.0 2009-03-25";
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SWFUpload.QUEUE_ERROR = {
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QUEUE_LIMIT_EXCEEDED : -100,
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FILE_EXCEEDS_SIZE_LIMIT : -110,
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ZERO_BYTE_FILE : -120,
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INVALID_FILETYPE : -130
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};
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SWFUpload.UPLOAD_ERROR = {
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HTTP_ERROR : -200,
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MISSING_UPLOAD_URL : -210,
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IO_ERROR : -220,
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SECURITY_ERROR : -230,
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UPLOAD_LIMIT_EXCEEDED : -240,
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UPLOAD_FAILED : -250,
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SPECIFIED_FILE_ID_NOT_FOUND : -260,
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FILE_VALIDATION_FAILED : -270,
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FILE_CANCELLED : -280,
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UPLOAD_STOPPED : -290
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};
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SWFUpload.FILE_STATUS = {
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QUEUED : -1,
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IN_PROGRESS : -2,
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ERROR : -3,
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COMPLETE : -4,
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CANCELLED : -5
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};
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SWFUpload.BUTTON_ACTION = {
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SELECT_FILE : -100,
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SELECT_FILES : -110,
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START_UPLOAD : -120
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};
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SWFUpload.CURSOR = {
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ARROW : -1,
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HAND : -2
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};
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SWFUpload.WINDOW_MODE = {
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WINDOW : "window",
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TRANSPARENT : "transparent",
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OPAQUE : "opaque"
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};
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// Private: takes a URL, determines if it is relative and converts to an absolute URL
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// using the current site. Only processes the URL if it can, otherwise returns the URL untouched
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SWFUpload.completeURL = function(url) {
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if (typeof(url) !== "string" || url.match(/^https?:\/\//i) || url.match(/^\//)) {
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return url;
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}
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var currentURL = window.location.protocol + "//" + window.location.hostname + (window.location.port ? ":" + window.location.port : "");
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var indexSlash = window.location.pathname.lastIndexOf("/");
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if (indexSlash <= 0) {
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path = "/";
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} else {
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path = window.location.pathname.substr(0, indexSlash) + "/";
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}
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return /*currentURL +*/ path + url;
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};
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/* ******************** */
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/* Instance Members */
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/* ******************** */
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// Private: initSettings ensures that all the
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// settings are set, getting a default value if one was not assigned.
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SWFUpload.prototype.initSettings = function () {
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this.ensureDefault = function (settingName, defaultValue) {
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this.settings[settingName] = (this.settings[settingName] == undefined) ? defaultValue : this.settings[settingName];
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};
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// Upload backend settings
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this.ensureDefault("upload_url", "");
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this.ensureDefault("preserve_relative_urls", false);
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this.ensureDefault("file_post_name", "Filedata");
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this.ensureDefault("post_params", {});
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this.ensureDefault("use_query_string", false);
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this.ensureDefault("requeue_on_error", false);
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this.ensureDefault("http_success", []);
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this.ensureDefault("assume_success_timeout", 0);
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// File Settings
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this.ensureDefault("file_types", "*.*");
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this.ensureDefault("file_types_description", "All Files");
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this.ensureDefault("file_size_limit", 0); // Default zero means "unlimited"
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this.ensureDefault("file_upload_limit", 0);
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this.ensureDefault("file_queue_limit", 0);
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// Flash Settings
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this.ensureDefault("flash_url", "swfupload.swf");
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this.ensureDefault("prevent_swf_caching", true);
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// Button Settings
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this.ensureDefault("button_image_url", "");
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this.ensureDefault("button_width", 1);
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this.ensureDefault("button_height", 1);
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this.ensureDefault("button_text", "");
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this.ensureDefault("button_text_style", "color: #000000; font-size: 16pt;");
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this.ensureDefault("button_text_top_padding", 0);
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this.ensureDefault("button_text_left_padding", 0);
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this.ensureDefault("button_action", SWFUpload.BUTTON_ACTION.SELECT_FILES);
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this.ensureDefault("button_disabled", false);
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this.ensureDefault("button_placeholder_id", "");
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this.ensureDefault("button_placeholder", null);
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this.ensureDefault("button_cursor", SWFUpload.CURSOR.ARROW);
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this.ensureDefault("button_window_mode", SWFUpload.WINDOW_MODE.WINDOW);
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// Debug Settings
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this.ensureDefault("debug", false);
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this.settings.debug_enabled = this.settings.debug; // Here to maintain v2 API
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// Event Handlers
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this.settings.return_upload_start_handler = this.returnUploadStart;
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this.ensureDefault("swfupload_loaded_handler", null);
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this.ensureDefault("file_dialog_start_handler", null);
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this.ensureDefault("file_queued_handler", null);
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this.ensureDefault("file_queue_error_handler", null);
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this.ensureDefault("file_dialog_complete_handler", null);
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this.ensureDefault("upload_start_handler", null);
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this.ensureDefault("upload_progress_handler", null);
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this.ensureDefault("upload_error_handler", null);
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this.ensureDefault("upload_success_handler", null);
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this.ensureDefault("upload_complete_handler", null);
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this.ensureDefault("debug_handler", this.debugMessage);
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this.ensureDefault("custom_settings", {});
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// Other settings
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this.customSettings = this.settings.custom_settings;
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// Update the flash url if needed
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if (!!this.settings.prevent_swf_caching) {
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this.settings.flash_url = this.settings.flash_url + (this.settings.flash_url.indexOf("?") < 0 ? "?" : "&") + "preventswfcaching=" + new Date().getTime();
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}
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if (!this.settings.preserve_relative_urls) {
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//this.settings.flash_url = SWFUpload.completeURL(this.settings.flash_url); // Don't need to do this one since flash doesn't look at it
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this.settings.upload_url = SWFUpload.completeURL(this.settings.upload_url);
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this.settings.button_image_url = SWFUpload.completeURL(this.settings.button_image_url);
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}
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delete this.ensureDefault;
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};
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// Private: loadFlash replaces the button_placeholder element with the flash movie.
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SWFUpload.prototype.loadFlash = function () {
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var targetElement, tempParent;
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// Make sure an element with the ID we are going to use doesn't already exist
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if (document.getElementById(this.movieName) !== null) {
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throw "ID " + this.movieName + " is already in use. The Flash Object could not be added";
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}
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// Get the element where we will be placing the flash movie
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targetElement = document.getElementById(this.settings.button_placeholder_id) || this.settings.button_placeholder;
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if (targetElement == undefined) {
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throw "Could not find the placeholder element: " + this.settings.button_placeholder_id;
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}
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// Append the container and load the flash
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tempParent = document.createElement("div");
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tempParent.innerHTML = this.getFlashHTML(); // Using innerHTML is non-standard but the only sensible way to dynamically add Flash in IE (and maybe other browsers)
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targetElement.parentNode.replaceChild(tempParent.firstChild, targetElement);
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// Fix IE Flash/Form bug
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if (window[this.movieName] == undefined) {
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window[this.movieName] = this.getMovieElement();
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}
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};
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// Private: getFlashHTML generates the object tag needed to embed the flash in to the document
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SWFUpload.prototype.getFlashHTML = function () {
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// Flash Satay object syntax: http://www.alistapart.com/articles/flashsatay
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return ['<object id="', this.movieName, '" type="application/x-shockwave-flash" data="', this.settings.flash_url, '" width="', this.settings.button_width, '" height="', this.settings.button_height, '" class="swfupload">',
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'<param name="wmode" value="', this.settings.button_window_mode, '" />',
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'<param name="movie" value="', this.settings.flash_url, '" />',
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'<param name="quality" value="high" />',
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'<param name="menu" value="false" />',
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'<param name="allowScriptAccess" value="always" />',
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'<param name="flashvars" value="' + this.getFlashVars() + '" />',
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'</object>'].join("");
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};
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// Private: getFlashVars builds the parameter string that will be passed
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// to flash in the flashvars param.
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SWFUpload.prototype.getFlashVars = function () {
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// Build a string from the post param object
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var paramString = this.buildParamString();
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var httpSuccessString = this.settings.http_success.join(",");
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// Build the parameter string
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return ["movieName=", encodeURIComponent(this.movieName),
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"&uploadURL=", encodeURIComponent(this.settings.upload_url),
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"&useQueryString=", encodeURIComponent(this.settings.use_query_string),
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"&requeueOnError=", encodeURIComponent(this.settings.requeue_on_error),
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"&httpSuccess=", encodeURIComponent(httpSuccessString),
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"&assumeSuccessTimeout=", encodeURIComponent(this.settings.assume_success_timeout),
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"&params=", encodeURIComponent(paramString),
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"&filePostName=", encodeURIComponent(this.settings.file_post_name),
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"&fileTypes=", encodeURIComponent(this.settings.file_types),
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"&fileTypesDescription=", encodeURIComponent(this.settings.file_types_description),
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"&fileSizeLimit=", encodeURIComponent(this.settings.file_size_limit),
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"&fileUploadLimit=", encodeURIComponent(this.settings.file_upload_limit),
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"&fileQueueLimit=", encodeURIComponent(this.settings.file_queue_limit),
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"&debugEnabled=", encodeURIComponent(this.settings.debug_enabled),
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"&buttonImageURL=", encodeURIComponent(this.settings.button_image_url),
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"&buttonWidth=", encodeURIComponent(this.settings.button_width),
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"&buttonHeight=", encodeURIComponent(this.settings.button_height),
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"&buttonText=", encodeURIComponent(this.settings.button_text),
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"&buttonTextTopPadding=", encodeURIComponent(this.settings.button_text_top_padding),
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"&buttonTextLeftPadding=", encodeURIComponent(this.settings.button_text_left_padding),
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"&buttonTextStyle=", encodeURIComponent(this.settings.button_text_style),
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"&buttonAction=", encodeURIComponent(this.settings.button_action),
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"&buttonDisabled=", encodeURIComponent(this.settings.button_disabled),
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"&buttonCursor=", encodeURIComponent(this.settings.button_cursor)
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].join("");
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};
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// Public: getMovieElement retrieves the DOM reference to the Flash element added by SWFUpload
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// The element is cached after the first lookup
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SWFUpload.prototype.getMovieElement = function () {
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if (this.movieElement == undefined) {
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this.movieElement = document.getElementById(this.movieName);
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}
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if (this.movieElement === null) {
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throw "Could not find Flash element";
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}
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return this.movieElement;
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};
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// Private: buildParamString takes the name/value pairs in the post_params setting object
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// and joins them up in to a string formatted "name=value&name=value"
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SWFUpload.prototype.buildParamString = function () {
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var postParams = this.settings.post_params;
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var paramStringPairs = [];
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if (typeof(postParams) === "object") {
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for (var name in postParams) {
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if (postParams.hasOwnProperty(name)) {
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paramStringPairs.push(encodeURIComponent(name.toString()) + "=" + encodeURIComponent(postParams[name].toString()));
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}
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}
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}
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return paramStringPairs.join("&");
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};
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// Public: Used to remove a SWFUpload instance from the page. This method strives to remove
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// all references to the SWF, and other objects so memory is properly freed.
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// Returns true if everything was destroyed. Returns a false if a failure occurs leaving SWFUpload in an inconsistant state.
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// Credits: Major improvements provided by steffen
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SWFUpload.prototype.destroy = function () {
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try {
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// Make sure Flash is done before we try to remove it
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this.cancelUpload(null, false);
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// Remove the SWFUpload DOM nodes
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var movieElement = null;
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movieElement = this.getMovieElement();
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if (movieElement && typeof(movieElement.CallFunction) === "unknown") { // We only want to do this in IE
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// Loop through all the movie's properties and remove all function references (DOM/JS IE 6/7 memory leak workaround)
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for (var i in movieElement) {
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try {
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if (typeof(movieElement[i]) === "function") {
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movieElement[i] = null;
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}
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} catch (ex1) {}
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}
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// Remove the Movie Element from the page
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try {
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movieElement.parentNode.removeChild(movieElement);
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} catch (ex) {}
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}
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// Remove IE form fix reference
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window[this.movieName] = null;
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// Destroy other references
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SWFUpload.instances[this.movieName] = null;
|
|
|
|
delete SWFUpload.instances[this.movieName];
|
|
|
|
|
|
|
|
this.movieElement = null;
|
|
|
|
this.settings = null;
|
|
|
|
this.customSettings = null;
|
|
|
|
this.eventQueue = null;
|
|
|
|
this.movieName = null;
|
|
|
|
|
|
|
|
|
|
|
|
return true;
|
|
|
|
} catch (ex2) {
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
// Public: displayDebugInfo prints out settings and configuration
|
|
|
|
// information about this SWFUpload instance.
|
|
|
|
// This function (and any references to it) can be deleted when placing
|
|
|
|
// SWFUpload in production.
|
|
|
|
SWFUpload.prototype.displayDebugInfo = function () {
|
|
|
|
this.debug(
|
|
|
|
[
|
|
|
|
"---SWFUpload Instance Info---\n",
|
|
|
|
"Version: ", SWFUpload.version, "\n",
|
|
|
|
"Movie Name: ", this.movieName, "\n",
|
|
|
|
"Settings:\n",
|
|
|
|
"\t", "upload_url: ", this.settings.upload_url, "\n",
|
|
|
|
"\t", "flash_url: ", this.settings.flash_url, "\n",
|
|
|
|
"\t", "use_query_string: ", this.settings.use_query_string.toString(), "\n",
|
|
|
|
"\t", "requeue_on_error: ", this.settings.requeue_on_error.toString(), "\n",
|
|
|
|
"\t", "http_success: ", this.settings.http_success.join(", "), "\n",
|
|
|
|
"\t", "assume_success_timeout: ", this.settings.assume_success_timeout, "\n",
|
|
|
|
"\t", "file_post_name: ", this.settings.file_post_name, "\n",
|
|
|
|
"\t", "post_params: ", this.settings.post_params.toString(), "\n",
|
|
|
|
"\t", "file_types: ", this.settings.file_types, "\n",
|
|
|
|
"\t", "file_types_description: ", this.settings.file_types_description, "\n",
|
|
|
|
"\t", "file_size_limit: ", this.settings.file_size_limit, "\n",
|
|
|
|
"\t", "file_upload_limit: ", this.settings.file_upload_limit, "\n",
|
|
|
|
"\t", "file_queue_limit: ", this.settings.file_queue_limit, "\n",
|
|
|
|
"\t", "debug: ", this.settings.debug.toString(), "\n",
|
|
|
|
|
|
|
|
"\t", "prevent_swf_caching: ", this.settings.prevent_swf_caching.toString(), "\n",
|
|
|
|
|
|
|
|
"\t", "button_placeholder_id: ", this.settings.button_placeholder_id.toString(), "\n",
|
|
|
|
"\t", "button_placeholder: ", (this.settings.button_placeholder ? "Set" : "Not Set"), "\n",
|
|
|
|
"\t", "button_image_url: ", this.settings.button_image_url.toString(), "\n",
|
|
|
|
"\t", "button_width: ", this.settings.button_width.toString(), "\n",
|
|
|
|
"\t", "button_height: ", this.settings.button_height.toString(), "\n",
|
|
|
|
"\t", "button_text: ", this.settings.button_text.toString(), "\n",
|
|
|
|
"\t", "button_text_style: ", this.settings.button_text_style.toString(), "\n",
|
|
|
|
"\t", "button_text_top_padding: ", this.settings.button_text_top_padding.toString(), "\n",
|
|
|
|
"\t", "button_text_left_padding: ", this.settings.button_text_left_padding.toString(), "\n",
|
|
|
|
"\t", "button_action: ", this.settings.button_action.toString(), "\n",
|
|
|
|
"\t", "button_disabled: ", this.settings.button_disabled.toString(), "\n",
|
|
|
|
|
|
|
|
"\t", "custom_settings: ", this.settings.custom_settings.toString(), "\n",
|
|
|
|
"Event Handlers:\n",
|
|
|
|
"\t", "swfupload_loaded_handler assigned: ", (typeof this.settings.swfupload_loaded_handler === "function").toString(), "\n",
|
|
|
|
"\t", "file_dialog_start_handler assigned: ", (typeof this.settings.file_dialog_start_handler === "function").toString(), "\n",
|
|
|
|
"\t", "file_queued_handler assigned: ", (typeof this.settings.file_queued_handler === "function").toString(), "\n",
|
|
|
|
"\t", "file_queue_error_handler assigned: ", (typeof this.settings.file_queue_error_handler === "function").toString(), "\n",
|
|
|
|
"\t", "upload_start_handler assigned: ", (typeof this.settings.upload_start_handler === "function").toString(), "\n",
|
|
|
|
"\t", "upload_progress_handler assigned: ", (typeof this.settings.upload_progress_handler === "function").toString(), "\n",
|
|
|
|
"\t", "upload_error_handler assigned: ", (typeof this.settings.upload_error_handler === "function").toString(), "\n",
|
|
|
|
"\t", "upload_success_handler assigned: ", (typeof this.settings.upload_success_handler === "function").toString(), "\n",
|
|
|
|
"\t", "upload_complete_handler assigned: ", (typeof this.settings.upload_complete_handler === "function").toString(), "\n",
|
|
|
|
"\t", "debug_handler assigned: ", (typeof this.settings.debug_handler === "function").toString(), "\n"
|
|
|
|
].join("")
|
|
|
|
);
|
|
|
|
};
|
|
|
|
|
|
|
|
/* Note: addSetting and getSetting are no longer used by SWFUpload but are included
|
|
|
|
the maintain v2 API compatibility
|
|
|
|
*/
|
|
|
|
// Public: (Deprecated) addSetting adds a setting value. If the value given is undefined or null then the default_value is used.
|
|
|
|
SWFUpload.prototype.addSetting = function (name, value, default_value) {
|
|
|
|
if (value == undefined) {
|
|
|
|
return (this.settings[name] = default_value);
|
|
|
|
} else {
|
|
|
|
return (this.settings[name] = value);
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: (Deprecated) getSetting gets a setting. Returns an empty string if the setting was not found.
|
|
|
|
SWFUpload.prototype.getSetting = function (name) {
|
|
|
|
if (this.settings[name] != undefined) {
|
|
|
|
return this.settings[name];
|
|
|
|
}
|
|
|
|
|
|
|
|
return "";
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// Private: callFlash handles function calls made to the Flash element.
|
|
|
|
// Calls are made with a setTimeout for some functions to work around
|
|
|
|
// bugs in the ExternalInterface library.
|
|
|
|
SWFUpload.prototype.callFlash = function (functionName, argumentArray) {
|
|
|
|
argumentArray = argumentArray || [];
|
|
|
|
|
|
|
|
var movieElement = this.getMovieElement();
|
|
|
|
var returnValue, returnString;
|
|
|
|
|
|
|
|
// Flash's method if calling ExternalInterface methods (code adapted from MooTools).
|
|
|
|
try {
|
|
|
|
returnString = movieElement.CallFunction('<invoke name="' + functionName + '" returntype="javascript">' + __flash__argumentsToXML(argumentArray, 0) + '</invoke>');
|
|
|
|
returnValue = eval(returnString);
|
|
|
|
} catch (ex) {
|
|
|
|
throw "Call to " + functionName + " failed";
|
|
|
|
}
|
|
|
|
|
|
|
|
// Unescape file post param values
|
|
|
|
if (returnValue != undefined && typeof returnValue.post === "object") {
|
|
|
|
returnValue = this.unescapeFilePostParams(returnValue);
|
|
|
|
}
|
|
|
|
|
|
|
|
return returnValue;
|
|
|
|
};
|
|
|
|
|
|
|
|
/* *****************************
|
|
|
|
-- Flash control methods --
|
|
|
|
Your UI should use these
|
|
|
|
to operate SWFUpload
|
|
|
|
***************************** */
|
|
|
|
|
|
|
|
// WARNING: this function does not work in Flash Player 10
|
|
|
|
// Public: selectFile causes a File Selection Dialog window to appear. This
|
|
|
|
// dialog only allows 1 file to be selected.
|
|
|
|
SWFUpload.prototype.selectFile = function () {
|
|
|
|
this.callFlash("SelectFile");
|
|
|
|
};
|
|
|
|
|
|
|
|
// WARNING: this function does not work in Flash Player 10
|
|
|
|
// Public: selectFiles causes a File Selection Dialog window to appear/ This
|
|
|
|
// dialog allows the user to select any number of files
|
|
|
|
// Flash Bug Warning: Flash limits the number of selectable files based on the combined length of the file names.
|
|
|
|
// If the selection name length is too long the dialog will fail in an unpredictable manner. There is no work-around
|
|
|
|
// for this bug.
|
|
|
|
SWFUpload.prototype.selectFiles = function () {
|
|
|
|
this.callFlash("SelectFiles");
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
// Public: startUpload starts uploading the first file in the queue unless
|
|
|
|
// the optional parameter 'fileID' specifies the ID
|
|
|
|
SWFUpload.prototype.startUpload = function (fileID) {
|
|
|
|
this.callFlash("StartUpload", [fileID]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: cancelUpload cancels any queued file. The fileID parameter may be the file ID or index.
|
|
|
|
// If you do not specify a fileID the current uploading file or first file in the queue is cancelled.
|
|
|
|
// If you do not want the uploadError event to trigger you can specify false for the triggerErrorEvent parameter.
|
|
|
|
SWFUpload.prototype.cancelUpload = function (fileID, triggerErrorEvent) {
|
|
|
|
if (triggerErrorEvent !== false) {
|
|
|
|
triggerErrorEvent = true;
|
|
|
|
}
|
|
|
|
this.callFlash("CancelUpload", [fileID, triggerErrorEvent]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: stopUpload stops the current upload and requeues the file at the beginning of the queue.
|
|
|
|
// If nothing is currently uploading then nothing happens.
|
|
|
|
SWFUpload.prototype.stopUpload = function () {
|
|
|
|
this.callFlash("StopUpload");
|
|
|
|
};
|
|
|
|
|
|
|
|
/* ************************
|
|
|
|
* Settings methods
|
|
|
|
* These methods change the SWFUpload settings.
|
|
|
|
* SWFUpload settings should not be changed directly on the settings object
|
|
|
|
* since many of the settings need to be passed to Flash in order to take
|
|
|
|
* effect.
|
|
|
|
* *********************** */
|
|
|
|
|
|
|
|
// Public: getStats gets the file statistics object.
|
|
|
|
SWFUpload.prototype.getStats = function () {
|
|
|
|
return this.callFlash("GetStats");
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setStats changes the SWFUpload statistics. You shouldn't need to
|
|
|
|
// change the statistics but you can. Changing the statistics does not
|
|
|
|
// affect SWFUpload accept for the successful_uploads count which is used
|
|
|
|
// by the upload_limit setting to determine how many files the user may upload.
|
|
|
|
SWFUpload.prototype.setStats = function (statsObject) {
|
|
|
|
this.callFlash("SetStats", [statsObject]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: getFile retrieves a File object by ID or Index. If the file is
|
|
|
|
// not found then 'null' is returned.
|
|
|
|
SWFUpload.prototype.getFile = function (fileID) {
|
|
|
|
if (typeof(fileID) === "number") {
|
|
|
|
return this.callFlash("GetFileByIndex", [fileID]);
|
|
|
|
} else {
|
|
|
|
return this.callFlash("GetFile", [fileID]);
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: addFileParam sets a name/value pair that will be posted with the
|
|
|
|
// file specified by the Files ID. If the name already exists then the
|
|
|
|
// exiting value will be overwritten.
|
|
|
|
SWFUpload.prototype.addFileParam = function (fileID, name, value) {
|
|
|
|
return this.callFlash("AddFileParam", [fileID, name, value]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: removeFileParam removes a previously set (by addFileParam) name/value
|
|
|
|
// pair from the specified file.
|
|
|
|
SWFUpload.prototype.removeFileParam = function (fileID, name) {
|
|
|
|
this.callFlash("RemoveFileParam", [fileID, name]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setUploadUrl changes the upload_url setting.
|
|
|
|
SWFUpload.prototype.setUploadURL = function (url) {
|
|
|
|
this.settings.upload_url = url.toString();
|
|
|
|
this.callFlash("SetUploadURL", [url]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setPostParams changes the post_params setting
|
|
|
|
SWFUpload.prototype.setPostParams = function (paramsObject) {
|
|
|
|
this.settings.post_params = paramsObject;
|
|
|
|
this.callFlash("SetPostParams", [paramsObject]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: addPostParam adds post name/value pair. Each name can have only one value.
|
|
|
|
SWFUpload.prototype.addPostParam = function (name, value) {
|
|
|
|
this.settings.post_params[name] = value;
|
|
|
|
this.callFlash("SetPostParams", [this.settings.post_params]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: removePostParam deletes post name/value pair.
|
|
|
|
SWFUpload.prototype.removePostParam = function (name) {
|
|
|
|
delete this.settings.post_params[name];
|
|
|
|
this.callFlash("SetPostParams", [this.settings.post_params]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setFileTypes changes the file_types setting and the file_types_description setting
|
|
|
|
SWFUpload.prototype.setFileTypes = function (types, description) {
|
|
|
|
this.settings.file_types = types;
|
|
|
|
this.settings.file_types_description = description;
|
|
|
|
this.callFlash("SetFileTypes", [types, description]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setFileSizeLimit changes the file_size_limit setting
|
|
|
|
SWFUpload.prototype.setFileSizeLimit = function (fileSizeLimit) {
|
|
|
|
this.settings.file_size_limit = fileSizeLimit;
|
|
|
|
this.callFlash("SetFileSizeLimit", [fileSizeLimit]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setFileUploadLimit changes the file_upload_limit setting
|
|
|
|
SWFUpload.prototype.setFileUploadLimit = function (fileUploadLimit) {
|
|
|
|
this.settings.file_upload_limit = fileUploadLimit;
|
|
|
|
this.callFlash("SetFileUploadLimit", [fileUploadLimit]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setFileQueueLimit changes the file_queue_limit setting
|
|
|
|
SWFUpload.prototype.setFileQueueLimit = function (fileQueueLimit) {
|
|
|
|
this.settings.file_queue_limit = fileQueueLimit;
|
|
|
|
this.callFlash("SetFileQueueLimit", [fileQueueLimit]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setFilePostName changes the file_post_name setting
|
|
|
|
SWFUpload.prototype.setFilePostName = function (filePostName) {
|
|
|
|
this.settings.file_post_name = filePostName;
|
|
|
|
this.callFlash("SetFilePostName", [filePostName]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setUseQueryString changes the use_query_string setting
|
|
|
|
SWFUpload.prototype.setUseQueryString = function (useQueryString) {
|
|
|
|
this.settings.use_query_string = useQueryString;
|
|
|
|
this.callFlash("SetUseQueryString", [useQueryString]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setRequeueOnError changes the requeue_on_error setting
|
|
|
|
SWFUpload.prototype.setRequeueOnError = function (requeueOnError) {
|
|
|
|
this.settings.requeue_on_error = requeueOnError;
|
|
|
|
this.callFlash("SetRequeueOnError", [requeueOnError]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setHTTPSuccess changes the http_success setting
|
|
|
|
SWFUpload.prototype.setHTTPSuccess = function (http_status_codes) {
|
|
|
|
if (typeof http_status_codes === "string") {
|
|
|
|
http_status_codes = http_status_codes.replace(" ", "").split(",");
|
|
|
|
}
|
|
|
|
|
|
|
|
this.settings.http_success = http_status_codes;
|
|
|
|
this.callFlash("SetHTTPSuccess", [http_status_codes]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setHTTPSuccess changes the http_success setting
|
|
|
|
SWFUpload.prototype.setAssumeSuccessTimeout = function (timeout_seconds) {
|
|
|
|
this.settings.assume_success_timeout = timeout_seconds;
|
|
|
|
this.callFlash("SetAssumeSuccessTimeout", [timeout_seconds]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setDebugEnabled changes the debug_enabled setting
|
|
|
|
SWFUpload.prototype.setDebugEnabled = function (debugEnabled) {
|
|
|
|
this.settings.debug_enabled = debugEnabled;
|
|
|
|
this.callFlash("SetDebugEnabled", [debugEnabled]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setButtonImageURL loads a button image sprite
|
|
|
|
SWFUpload.prototype.setButtonImageURL = function (buttonImageURL) {
|
|
|
|
if (buttonImageURL == undefined) {
|
|
|
|
buttonImageURL = "";
|
|
|
|
}
|
|
|
|
|
|
|
|
this.settings.button_image_url = buttonImageURL;
|
|
|
|
this.callFlash("SetButtonImageURL", [buttonImageURL]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setButtonDimensions resizes the Flash Movie and button
|
|
|
|
SWFUpload.prototype.setButtonDimensions = function (width, height) {
|
|
|
|
this.settings.button_width = width;
|
|
|
|
this.settings.button_height = height;
|
|
|
|
|
|
|
|
var movie = this.getMovieElement();
|
|
|
|
if (movie != undefined) {
|
|
|
|
movie.style.width = width + "px";
|
|
|
|
movie.style.height = height + "px";
|
|
|
|
}
|
|
|
|
|
|
|
|
this.callFlash("SetButtonDimensions", [width, height]);
|
|
|
|
};
|
|
|
|
// Public: setButtonText Changes the text overlaid on the button
|
|
|
|
SWFUpload.prototype.setButtonText = function (html) {
|
|
|
|
this.settings.button_text = html;
|
|
|
|
this.callFlash("SetButtonText", [html]);
|
|
|
|
};
|
|
|
|
// Public: setButtonTextPadding changes the top and left padding of the text overlay
|
|
|
|
SWFUpload.prototype.setButtonTextPadding = function (left, top) {
|
|
|
|
this.settings.button_text_top_padding = top;
|
|
|
|
this.settings.button_text_left_padding = left;
|
|
|
|
this.callFlash("SetButtonTextPadding", [left, top]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setButtonTextStyle changes the CSS used to style the HTML/Text overlaid on the button
|
|
|
|
SWFUpload.prototype.setButtonTextStyle = function (css) {
|
|
|
|
this.settings.button_text_style = css;
|
|
|
|
this.callFlash("SetButtonTextStyle", [css]);
|
|
|
|
};
|
|
|
|
// Public: setButtonDisabled disables/enables the button
|
|
|
|
SWFUpload.prototype.setButtonDisabled = function (isDisabled) {
|
|
|
|
this.settings.button_disabled = isDisabled;
|
|
|
|
this.callFlash("SetButtonDisabled", [isDisabled]);
|
|
|
|
};
|
|
|
|
// Public: setButtonAction sets the action that occurs when the button is clicked
|
|
|
|
SWFUpload.prototype.setButtonAction = function (buttonAction) {
|
|
|
|
this.settings.button_action = buttonAction;
|
|
|
|
this.callFlash("SetButtonAction", [buttonAction]);
|
|
|
|
};
|
|
|
|
|
|
|
|
// Public: setButtonCursor changes the mouse cursor displayed when hovering over the button
|
|
|
|
SWFUpload.prototype.setButtonCursor = function (cursor) {
|
|
|
|
this.settings.button_cursor = cursor;
|
|
|
|
this.callFlash("SetButtonCursor", [cursor]);
|
|
|
|
};
|
|
|
|
|
|
|
|
/* *******************************
|
|
|
|
Flash Event Interfaces
|
|
|
|
These functions are used by Flash to trigger the various
|
|
|
|
events.
|
|
|
|
|
|
|
|
All these functions a Private.
|
|
|
|
|
|
|
|
Because the ExternalInterface library is buggy the event calls
|
|
|
|
are added to a queue and the queue then executed by a setTimeout.
|
|
|
|
This ensures that events are executed in a determinate order and that
|
|
|
|
the ExternalInterface bugs are avoided.
|
|
|
|
******************************* */
|
|
|
|
|
|
|
|
SWFUpload.prototype.queueEvent = function (handlerName, argumentArray) {
|
|
|
|
// Warning: Don't call this.debug inside here or you'll create an infinite loop
|
|
|
|
|
|
|
|
if (argumentArray == undefined) {
|
|
|
|
argumentArray = [];
|
|
|
|
} else if (!(argumentArray instanceof Array)) {
|
|
|
|
argumentArray = [argumentArray];
|
|
|
|
}
|
|
|
|
|
|
|
|
var self = this;
|
|
|
|
if (typeof this.settings[handlerName] === "function") {
|
|
|
|
// Queue the event
|
|
|
|
this.eventQueue.push(function () {
|
|
|
|
this.settings[handlerName].apply(this, argumentArray);
|
|
|
|
});
|
|
|
|
|
|
|
|
// Execute the next queued event
|
|
|
|
setTimeout(function () {
|
|
|
|
self.executeNextEvent();
|
|
|
|
}, 0);
|
|
|
|
|
|
|
|
} else if (this.settings[handlerName] !== null) {
|
|
|
|
throw "Event handler " + handlerName + " is unknown or is not a function";
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
// Private: Causes the next event in the queue to be executed. Since events are queued using a setTimeout
|
|
|
|
// we must queue them in order to garentee that they are executed in order.
|
|
|
|
SWFUpload.prototype.executeNextEvent = function () {
|
|
|
|
// Warning: Don't call this.debug inside here or you'll create an infinite loop
|
|
|
|
|
|
|
|
var f = this.eventQueue ? this.eventQueue.shift() : null;
|
|
|
|
if (typeof(f) === "function") {
|
|
|
|
f.apply(this);
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
// Private: unescapeFileParams is part of a workaround for a flash bug where objects passed through ExternalInterface cannot have
|
|
|
|
// properties that contain characters that are not valid for JavaScript identifiers. To work around this
|
|
|
|
// the Flash Component escapes the parameter names and we must unescape again before passing them along.
|
|
|
|
SWFUpload.prototype.unescapeFilePostParams = function (file) {
|
|
|
|
var reg = /[$]([0-9a-f]{4})/i;
|
|
|
|
var unescapedPost = {};
|
|
|
|
var uk;
|
|
|
|
|
|
|
|
if (file != undefined) {
|
|
|
|
for (var k in file.post) {
|
|
|
|
if (file.post.hasOwnProperty(k)) {
|
|
|
|
uk = k;
|
|
|
|
var match;
|
|
|
|
while ((match = reg.exec(uk)) !== null) {
|
|
|
|
uk = uk.replace(match[0], String.fromCharCode(parseInt("0x" + match[1], 16)));
|
|
|
|
}
|
|
|
|
unescapedPost[uk] = file.post[k];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
file.post = unescapedPost;
|
|
|
|
}
|
|
|
|
|
|
|
|
return file;
|
|
|
|
};
|
|
|
|
|
|
|
|
// Private: Called by Flash to see if JS can call in to Flash (test if External Interface is working)
|
|
|
|
SWFUpload.prototype.testExternalInterface = function () {
|
|
|
|
try {
|
|
|
|
return this.callFlash("TestExternalInterface");
|
|
|
|
} catch (ex) {
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
// Private: This event is called by Flash when it has finished loading. Don't modify this.
|
|
|
|
// Use the swfupload_loaded_handler event setting to execute custom code when SWFUpload has loaded.
|
|
|
|
SWFUpload.prototype.flashReady = function () {
|
|
|
|
// Check that the movie element is loaded correctly with its ExternalInterface methods defined
|
|
|
|
var movieElement = this.getMovieElement();
|
|
|
|
|
|
|
|
if (!movieElement) {
|
|
|
|
this.debug("Flash called back ready but the flash movie can't be found.");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
this.cleanUp(movieElement);
|
|
|
|
|
|
|
|
this.queueEvent("swfupload_loaded_handler");
|
|
|
|
};
|
|
|
|
|
|
|
|
// Private: removes Flash added fuctions to the DOM node to prevent memory leaks in IE.
|
|
|
|
// This function is called by Flash each time the ExternalInterface functions are created.
|
|
|
|
SWFUpload.prototype.cleanUp = function (movieElement) {
|
|
|
|
// Pro-actively unhook all the Flash functions
|
|
|
|
try {
|
|
|
|
if (this.movieElement && typeof(movieElement.CallFunction) === "unknown") { // We only want to do this in IE
|
|
|
|
this.debug("Removing Flash functions hooks (this should only run in IE and should prevent memory leaks)");
|
|
|
|
for (var key in movieElement) {
|
|
|
|
try {
|
|
|
|
if (typeof(movieElement[key]) === "function") {
|
|
|
|
movieElement[key] = null;
|
|
|
|
}
|
|
|
|
} catch (ex) {
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} catch (ex1) {
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
// Fix Flashes own cleanup code so if the SWFMovie was removed from the page
|
|
|
|
// it doesn't display errors.
|
|
|
|
window["__flash__removeCallback"] = function (instance, name) {
|
|
|
|
try {
|
|
|
|
if (instance) {
|
|
|
|
instance[name] = null;
|
|
|
|
}
|
|
|
|
} catch (flashEx) {
|
|
|
|
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
/* This is a chance to do something before the browse window opens */
|
|
|
|
SWFUpload.prototype.fileDialogStart = function () {
|
|
|
|
this.queueEvent("file_dialog_start_handler");
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
/* Called when a file is successfully added to the queue. */
|
|
|
|
SWFUpload.prototype.fileQueued = function (file) {
|
|
|
|
file = this.unescapeFilePostParams(file);
|
|
|
|
this.queueEvent("file_queued_handler", file);
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
/* Handle errors that occur when an attempt to queue a file fails. */
|
|
|
|
SWFUpload.prototype.fileQueueError = function (file, errorCode, message) {
|
|
|
|
file = this.unescapeFilePostParams(file);
|
|
|
|
this.queueEvent("file_queue_error_handler", [file, errorCode, message]);
|
|
|
|
};
|
|
|
|
|
|
|
|
/* Called after the file dialog has closed and the selected files have been queued.
|
|
|
|
You could call startUpload here if you want the queued files to begin uploading immediately. */
|
|
|
|
SWFUpload.prototype.fileDialogComplete = function (numFilesSelected, numFilesQueued, numFilesInQueue) {
|
|
|
|
this.queueEvent("file_dialog_complete_handler", [numFilesSelected, numFilesQueued, numFilesInQueue]);
|
|
|
|
};
|
|
|
|
|
|
|
|
SWFUpload.prototype.uploadStart = function (file) {
|
|
|
|
file = this.unescapeFilePostParams(file);
|
|
|
|
this.queueEvent("return_upload_start_handler", file);
|
|
|
|
};
|
|
|
|
|
|
|
|
SWFUpload.prototype.returnUploadStart = function (file) {
|
|
|
|
var returnValue;
|
|
|
|
if (typeof this.settings.upload_start_handler === "function") {
|
|
|
|
file = this.unescapeFilePostParams(file);
|
|
|
|
returnValue = this.settings.upload_start_handler.call(this, file);
|
|
|
|
} else if (this.settings.upload_start_handler != undefined) {
|
|
|
|
throw "upload_start_handler must be a function";
|
|
|
|
}
|
|
|
|
|
|
|
|
// Convert undefined to true so if nothing is returned from the upload_start_handler it is
|
|
|
|
// interpretted as 'true'.
|
|
|
|
if (returnValue === undefined) {
|
|
|
|
returnValue = true;
|
|
|
|
}
|
|
|
|
|
|
|
|
returnValue = !!returnValue;
|
|
|
|
|
|
|
|
this.callFlash("ReturnUploadStart", [returnValue]);
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
SWFUpload.prototype.uploadProgress = function (file, bytesComplete, bytesTotal) {
|
|
|
|
file = this.unescapeFilePostParams(file);
|
|
|
|
this.queueEvent("upload_progress_handler", [file, bytesComplete, bytesTotal]);
|
|
|
|
};
|
|
|
|
|
|
|
|
SWFUpload.prototype.uploadError = function (file, errorCode, message) {
|
|
|
|
file = this.unescapeFilePostParams(file);
|
|
|
|
this.queueEvent("upload_error_handler", [file, errorCode, message]);
|
|
|
|
};
|
|
|
|
|
|
|
|
SWFUpload.prototype.uploadSuccess = function (file, serverData, responseReceived) {
|
|
|
|
file = this.unescapeFilePostParams(file);
|
|
|
|
this.queueEvent("upload_success_handler", [file, serverData, responseReceived]);
|
|
|
|
};
|
|
|
|
|
|
|
|
SWFUpload.prototype.uploadComplete = function (file) {
|
|
|
|
file = this.unescapeFilePostParams(file);
|
|
|
|
this.queueEvent("upload_complete_handler", file);
|
|
|
|
};
|
|
|
|
|
|
|
|
/* Called by SWFUpload JavaScript and Flash functions when debug is enabled. By default it writes messages to the
|
|
|
|
internal debug console. You can override this event and have messages written where you want. */
|
|
|
|
SWFUpload.prototype.debug = function (message) {
|
|
|
|
this.queueEvent("debug_handler", message);
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
/* **********************************
|
|
|
|
Debug Console
|
|
|
|
The debug console is a self contained, in page location
|
|
|
|
for debug message to be sent. The Debug Console adds
|
|
|
|
itself to the body if necessary.
|
|
|
|
|
|
|
|
The console is automatically scrolled as messages appear.
|
|
|
|
|
|
|
|
If you are using your own debug handler or when you deploy to production and
|
|
|
|
have debug disabled you can remove these functions to reduce the file size
|
|
|
|
and complexity.
|
|
|
|
********************************** */
|
|
|
|
|
|
|
|
// Private: debugMessage is the default debug_handler. If you want to print debug messages
|
|
|
|
// call the debug() function. When overriding the function your own function should
|
|
|
|
// check to see if the debug setting is true before outputting debug information.
|
|
|
|
SWFUpload.prototype.debugMessage = function (message) {
|
|
|
|
if (this.settings.debug) {
|
|
|
|
var exceptionMessage, exceptionValues = [];
|
|
|
|
|
|
|
|
// Check for an exception object and print it nicely
|
|
|
|
if (typeof message === "object" && typeof message.name === "string" && typeof message.message === "string") {
|
|
|
|
for (var key in message) {
|
|
|
|
if (message.hasOwnProperty(key)) {
|
|
|
|
exceptionValues.push(key + ": " + message[key]);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
exceptionMessage = exceptionValues.join("\n") || "";
|
|
|
|
exceptionValues = exceptionMessage.split("\n");
|
|
|
|
exceptionMessage = "EXCEPTION: " + exceptionValues.join("\nEXCEPTION: ");
|
|
|
|
SWFUpload.Console.writeLine(exceptionMessage);
|
|
|
|
} else {
|
|
|
|
SWFUpload.Console.writeLine(message);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
SWFUpload.Console = {};
|
|
|
|
SWFUpload.Console.writeLine = function (message) {
|
|
|
|
var console, documentForm;
|
|
|
|
|
|
|
|
try {
|
|
|
|
console = document.getElementById("SWFUpload_Console");
|
|
|
|
|
|
|
|
if (!console) {
|
|
|
|
documentForm = document.createElement("form");
|
|
|
|
document.getElementsByTagName("body")[0].appendChild(documentForm);
|
|
|
|
|
|
|
|
console = document.createElement("textarea");
|
|
|
|
console.id = "SWFUpload_Console";
|
|
|
|
console.style.fontFamily = "monospace";
|
|
|
|
console.setAttribute("wrap", "off");
|
|
|
|
console.wrap = "off";
|
|
|
|
console.style.overflow = "auto";
|
|
|
|
console.style.width = "700px";
|
|
|
|
console.style.height = "350px";
|
|
|
|
console.style.margin = "5px";
|
|
|
|
documentForm.appendChild(console);
|
|
|
|
}
|
|
|
|
|
|
|
|
console.value += message + "\n";
|
|
|
|
|
|
|
|
console.scrollTop = console.scrollHeight - console.clientHeight;
|
|
|
|
} catch (ex) {
|
|
|
|
alert("Exception: " + ex.name + " Message: " + ex.message);
|
|
|
|
}
|
|
|
|
};
|
tianya
3 years ago
