SWFupload

/* Version history 1.0.2 - row 86 - added "escape" to the querystring to keep all the parameters intact */ function SWFUpload(settings) { // Remove background flicker in IE try { document.execCommand('BackgroundImageCache', false, true); } catch(e) {} // Generate the tags ID this.movieName = "SWFUpload_" + SWFUpload.movieCount++; // Load the settings. Load the Flash movie. this.init(settings); //fix ie refresh bugs //this.loadFlash(); if (this.debug) this.debugSettings(); } SWFUpload.movieCount = 0; // Default error handling. SWFUpload.handleErrors = function(errcode, file, msg) { switch(errcode) { case -10: // HTTP error alert("Error Code: HTTP Error, File name: " + file.name + ", Message: " + msg); break; case -20: // No upload script specified alert("Error Code: No upload script, File name: " + file.name + ", Message: " + msg); break; case -30: // IOError alert("Error Code: IO Error, File name: " + file.name + ", Message: " + msg); break; case -40: // Security error alert("Error Code: Security Error, File name: " + file.name + ", Message: " + msg); break; case -50: // Filesize too big alert(file.name+"文件大小受限制, 文件大小: " + file.size +"bit"); break; } }; SWFUpload.prototype.init = function(settings) { this.settings = []; this.addSetting("debug", settings["debug"], false); // Turn debugging on/off // UI settings this.addSetting("target", settings["target"], ""); // Target for auto-generated upload/browse links this.addSetting("create_ui", settings["create_ui"], false); // Auto-generate UI //this.addSetting("browse_link_class", settings["browse_link_class"], "SWFBrowseLink"); // CSS-class given to auto-generated browse link //this.addSetting("upload_link_class", settings["upload_link_class"], "SWFUploadLink"); // CSS-class given to auto-generated upload link this.addSetting("browse_link_ID", settings["browse_link_ID"], "<span>Browse...</span>"); // innerHTML for generated browse link, default surround with span for easy css-styling this.addSetting("upload_link_ID", settings["upload_link_ID"], "<span>Upload</span>"); // innerHTML for generated upload link, default surround with span for easy css-styling // Callbacks this.addSetting("flash_loaded_callback", settings["flash_loaded_callback"], "SWFUpload.flashLoaded"); // Invoked when the flash is loaded this.addSetting("upload_file_queued_callback", settings["upload_file_queued_callback"], ""); // Invoked when each file is added to the queue this.addSetting("upload_file_start_callback", settings["upload_file_start_callback"], ""); // Invoked when upload starts this.addSetting("upload_file_complete_callback", settings["upload_file_complete_callback"], ""); // Invoked when each file is completed this.addSetting("upload_queue_complete_callback", settings["upload_queue_complete_callback"], ""); // Invoked when upload queue is complete this.addSetting("upload_progress_callback", settings["upload_progress_callback"], ""); // Called with regular updates on progress.. this.addSetting("upload_dialog_cancel_callback", settings["upload_dialog_cancel_callback"], ""); // Invoked when cancel btn in dialog is clicked this.addSetting("upload_file_error_callback", settings["upload_file_error_callback"], "SWFUpload.handleErrors"); // Invoked on error this.addSetting("upload_file_cancel_callback", settings["upload_file_cancel_callback"], ""); // Invoked when a file upload is cancelled this.addSetting("upload_queue_cancel_callback", settings["upload_queue_cancel_callback"], ""); // Invoked when upload queue is cancelled // SWF Settings this.addSetting("upload_script", escape(settings["upload_script"], "")); // The file that recieves the uploaded files from flash this.addSetting("auto_upload", settings["auto_upload"], false); // Start upload directly or require upload button. this.addSetting("allowed_filetypes", settings["allowed_filetypes"], "*.*"); // List of allowed filetypes this.addSetting("allowed_filetypes_description", settings["allowed_filetypes_description"], "All files"); // Description for allowed filetypes this.addSetting("allowed_filesize", settings["allowed_filesize"], 1024); // Max allowed filesize this.addSetting("flash_path", settings["flash_path"], "jscripts/SWFUpload/SWFUpload.swf"); // Path to flash-file this.addSetting("flash_target", settings["flash_target"], ""); // Where to output the flash (not used) this.addSetting("flash_width", settings["flash_width"], "1px"); // Flash width this.addSetting("flash_height", settings["flash_height"], "1px"); // Flash height this.addSetting("flash_color", settings["flash_color"], "#000000"); // Flash color this.debug = this.getSetting("debug"); // Set debug }; SWFUpload.prototype.loadFlash = function() { var html = ""; var sb = new stringBuilder(); // Create Mozilla Embed HTML if (navigator.plugins && navigator.mimeTypes && navigator.mimeTypes.length) { // Build the basic embed html sb.append('<embed type="application/x-shockwave-flash" src="' + this.getSetting("flash_path") + '" width="' + this.getSetting("flash_width") + '" height="' + this.getSetting("flash_height") + '"'); sb.append(' id="' + this.movieName + '" name="' + this.movieName + '" '); sb.append('bgcolor="' + this.getSetting["flash_color"] + '" quality="high" wmode="transparent" menu="false" flashvars="'); sb.append(this._getFlashVars()); sb.append('" />'); // Create IE Object HTML } else { // Build the basic Object tag sb.append('<object id="' + this.movieName + '" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="' + this.getSetting("flash_width") + '" height="' + this.getSetting("flash_height") + '">'); sb.append('<param name="movie" value="' + this.getSetting("flash_path") + '" />'); sb.append('<param name="bgcolor" value="#000000" />'); sb.append('<param name="quality" value="high" />'); sb.append('<param name="wmode" value="transparent" />'); sb.append('<param name="menu" value="false" />'); sb.append('<param name="flashvars" value="' + this._getFlashVars() + '" />'); sb.append('</object>'); } // Build the DOM nodes to hold the flash; var container = document.createElement("div"); container.style.width = "0px"; container.style.height = "0px"; container.style.position = "absolute"; container.style.top = "0px"; container.style.left = "0px"; var target_element = document.getElementsByTagName("body")[0]; if (typeof(target_element) == "undefined" || target_element == null) return false; var html = sb.toString(); target_element.appendChild(container); container.innerHTML = html; this.movieElement = document.getElementById(this.movieName); }; SWFUpload.prototype._getFlashVars = function() { var sb = new stringBuilder(); sb.append("uploadScript=" + this.getSetting("upload_script")); sb.append("&allowedFiletypesDescription=" + this.getSetting("allowed_filetypes_description")) sb.append("&flashLoadedCallback=" + this.getSetting("flash_loaded_callback")); sb.append("&uploadFileQueuedCallback=" + this.getSetting("upload_file_queued_callback")); sb.append("&uploadFileStartCallback=" + this.getSetting("upload_file_start_callback")); sb.append("&uploadProgressCallback=" + this.getSetting("upload_progress_callback")); sb.append("&uploadFileCompleteCallback=" + this.getSetting("upload_file_complete_callback")); sb.append("&uploadQueueCompleteCallback=" + this.getSetting("upload_queue_complete_callback")); sb.append("&uploadDialo