Improved uploader error handling and updated library.

assets/js/ajax-file-upload.js

@@ -42,6 +42,13 @@ jQuery(function($) {
 			fail: function (e, data) {
 				var $file_field     = $( this );
 				var $form           = $file_field.closest( 'form' );
+
+				if ( data.errorThrown ) {
+					alert( data.errorThrown );
+				}
+
+				data.context.remove();
+
 				$form.find(':input[type="submit"]').removeAttr( 'disabled' );
 			},
 			done: function (e, data) {

assets/js/jquery-fileupload/jquery.fileupload.js

@@ -1,5 +1,5 @@
 /*
- * jQuery File Upload Plugin 5.42.3
+ * jQuery File Upload Plugin
  * https://github.com/blueimp/jQuery-File-Upload
  *
  * Copyright 2010, Sebastian Tschan
@@ -277,7 +277,8 @@
             // The following are jQuery ajax settings required for the file uploads:
             processData: false,
             contentType: false,
-            cache: false
+            cache: false,
+            timeout: 0
         },
 
         // A list of options that require reinitializing event listeners and/or
@@ -983,7 +984,10 @@
                 fileSet,
                 i,
                 j = 0;
-            if (limitSize && (!filesLength || files[0].size === undefined)) {
+            if (!filesLength) {
+                return false;
+            }
+            if (limitSize && files[0].size === undefined) {
                 limitSize = undefined;
             }
             if (!(options.singleFileUploads || limit || limitSize) ||
@@ -1042,13 +1046,19 @@
 
         _replaceFileInput: function (data) {
             var input = data.fileInput,
-                inputClone = input.clone(true);
+                inputClone = input.clone(true),
+                restoreFocus = input.is(document.activeElement);
             // Add a reference for the new cloned file input to the data argument:
             data.fileInputClone = inputClone;
             $('<form></form>').append(inputClone)[0].reset();
             // Detaching allows to insert the fileInput on another form
             // without loosing the file input value:
             input.after(inputClone).detach();
+            // If the fileInput had focus before it was detached,
+            // restore focus to the inputClone.
+            if (restoreFocus) {
+                inputClone.focus();
+            }
             // Avoid memory leaks with the detached file input:
             $.cleanData(input.unbind('remove'));
             // Replace the original file input element in the fileInput
@@ -1464,4 +1474,4 @@
 
     });
 
-}));
+}));

assets/js/jquery-fileupload/jquery.iframe-transport.js

@@ -1,5 +1,5 @@
 /*
- * jQuery Iframe Transport Plugin 1.8.3
+ * jQuery Iframe Transport Plugin
  * https://github.com/blueimp/jQuery-File-Upload
  *
  * Copyright 2011, Sebastian Tschan

readme.txt

@@ -146,6 +146,7 @@ You can view (and contribute) translations via the [translate.wordpress.org](htt
 * Fix - Handle WP 4.3 signup notification.
 * Fix - Map mime types to those that WordPress knows.
 * Fix - Alert text color.
+* Tweak - Improved uploader error handling and updated library.
 * Tweak - Improve job_manager_user_can_post_job and job_manager_user_can_edit_job capability handling in job-submit.php
 * Tweak - Clear transients in batches of 500.
 * Tweak - Removed transifex and translations - translation will take place on https://translate.wordpress.org/projects/wp-plugins/wp-job-manager

wp-job-manager.php

@@ -133,7 +133,7 @@ public function frontend_scripts() {
 
 		if ( apply_filters( 'job_manager_ajax_file_upload_enabled', true ) ) {
 			wp_register_script( 'jquery-iframe-transport', JOB_MANAGER_PLUGIN_URL . '/assets/js/jquery-fileupload/jquery.iframe-transport.js', array( 'jquery' ), '1.8.3', true );
-			wp_register_script( 'jquery-fileupload', JOB_MANAGER_PLUGIN_URL . '/assets/js/jquery-fileupload/jquery.fileupload.js', array( 'jquery', 'jquery-iframe-transport', 'jquery-ui-widget' ), '5.42.3', true );
+			wp_register_script( 'jquery-fileupload', JOB_MANAGER_PLUGIN_URL . '/assets/js/jquery-fileupload/jquery.fileupload.js', array( 'jquery', 'jquery-iframe-transport', 'jquery-ui-widget' ), '9.11.2', true );
 			wp_register_script( 'wp-job-manager-ajax-file-upload', JOB_MANAGER_PLUGIN_URL . '/assets/js/ajax-file-upload.min.js', array( 'jquery', 'jquery-fileupload' ), JOB_MANAGER_VERSION, true );
 
 			ob_start();