/**

 * SWFUpload fallback

 *

 * @since 4.9.0

 */

var SWFUpload;

( function () {

	function noop() {}

	if (SWFUpload == undefined) {

		SWFUpload = function (settings) {

			this.initSWFUpload(settings);

		};

	}

	SWFUpload.prototype.initSWFUpload = function ( settings ) {

		function fallback() {

			var $ = window.jQuery;

			var $placeholder = settings.button_placeholder_id ? $( '#' + settings.button_placeholder_id ) : $( settings.button_placeholder );

			if ( ! $placeholder.length ) {

				return;

			}

			var $form = $placeholder.closest( 'form' );

			if ( ! $form.length ) {

				$form = $( '<form enctype="multipart/form-data" method="post">' );

				$form.attr( 'action', settings.upload_url );

				$form.insertAfter( $placeholder ).append( $placeholder );

			}

			$placeholder.replaceWith(

				$( '<div>' )

					.append(

						$( '<input type="file" multiple />' ).attr({

							name: settings.file_post_name || 'async-upload',

							accepts: settings.file_types || '*.*'

						})

					).append(

						$( '<input type="submit" name="html-upload" class="button" value="Upload" />' )

					)

			);

		}

		try {

			// Try the built-in fallback.

			if ( typeof settings.swfupload_load_failed_handler === 'function' && settings.custom_settings ) {

				window.swfu = {

					customSettings: settings.custom_settings

				};

				settings.swfupload_load_failed_handler();

			} else {

				fallback();

			}

		} catch ( ex ) {

			fallback();

		}

	};

	SWFUpload.instances = {};

	SWFUpload.movieCount = 0;

	SWFUpload.version = "0";

	SWFUpload.QUEUE_ERROR = {};

	SWFUpload.UPLOAD_ERROR = {};

	SWFUpload.FILE_STATUS = {};

	SWFUpload.BUTTON_ACTION = {};

	SWFUpload.CURSOR = {};

	SWFUpload.WINDOW_MODE = {};

	SWFUpload.completeURL = noop;

	SWFUpload.prototype.initSettings = noop;

	SWFUpload.prototype.loadFlash = noop;

	SWFUpload.prototype.getFlashHTML = noop;

	SWFUpload.prototype.getFlashVars = noop;

	SWFUpload.prototype.getMovieElement = noop;

	SWFUpload.prototype.buildParamString = noop;

	SWFUpload.prototype.destroy = noop;

	SWFUpload.prototype.displayDebugInfo = noop;

	SWFUpload.prototype.addSetting = noop;

	SWFUpload.prototype.getSetting = noop;

	SWFUpload.prototype.callFlash = noop;

	SWFUpload.prototype.selectFile = noop;

	SWFUpload.prototype.selectFiles = noop;

	SWFUpload.prototype.startUpload = noop;

	SWFUpload.prototype.cancelUpload = noop;

	SWFUpload.prototype.stopUpload = noop;

	SWFUpload.prototype.getStats = noop;

	SWFUpload.prototype.setStats = noop;

	SWFUpload.prototype.getFile = noop;

	SWFUpload.prototype.addFileParam = noop;

	SWFUpload.prototype.removeFileParam = noop;

	SWFUpload.prototype.setUploadURL = noop;

	SWFUpload.prototype.setPostParams = noop;

	SWFUpload.prototype.addPostParam = noop;

	SWFUpload.prototype.removePostParam = noop;

	SWFUpload.prototype.setFileTypes = noop;

	SWFUpload.prototype.setFileSizeLimit = noop;

	SWFUpload.prototype.setFileUploadLimit = noop;

	SWFUpload.prototype.setFileQueueLimit = noop;

	SWFUpload.prototype.setFilePostName = noop;

	SWFUpload.prototype.setUseQueryString = noop;

	SWFUpload.prototype.setRequeueOnError = noop;

	SWFUpload.prototype.setHTTPSuccess = noop;

	SWFUpload.prototype.setAssumeSuccessTimeout = noop;

	SWFUpload.prototype.setDebugEnabled = noop;

	SWFUpload.prototype.setButtonImageURL = noop;

	SWFUpload.prototype.setButtonDimensions = noop;

	SWFUpload.prototype.setButtonText = noop;

	SWFUpload.prototype.setButtonTextPadding = noop;

	SWFUpload.prototype.setButtonTextStyle = noop;

	SWFUpload.prototype.setButtonDisabled = noop;

	SWFUpload.prototype.setButtonAction = noop;

	SWFUpload.prototype.setButtonCursor = noop;

	SWFUpload.prototype.queueEvent = noop;

	SWFUpload.prototype.executeNextEvent = noop;

	SWFUpload.prototype.unescapeFilePostParams = noop;

	SWFUpload.prototype.testExternalInterface = noop;

	SWFUpload.prototype.flashReady = noop;

	SWFUpload.prototype.cleanUp = noop;

	SWFUpload.prototype.fileDialogStart = noop;

	SWFUpload.prototype.fileQueued = noop;

	SWFUpload.prototype.fileQueueError = noop;

	SWFUpload.prototype.fileDialogComplete = noop;

	SWFUpload.prototype.uploadStart = noop;

	SWFUpload.prototype.returnUploadStart = noop;

	SWFUpload.prototype.uploadProgress = noop;

	SWFUpload.prototype.uploadError = noop;

	SWFUpload.prototype.uploadSuccess = noop;

	SWFUpload.prototype.uploadComplete = noop;

	SWFUpload.prototype.debug = noop;

	SWFUpload.prototype.debugMessage = noop;

	SWFUpload.Console = {

		writeLine: noop

	};

}() );