Fix the variable containing WP_Error to avoid a fatal (ahmedkaludi#1908)

includes/vendor/aq_resizer.php

@@ -77,23 +77,23 @@ public function process( $url, $width = null, $height = null, $crop = null, $sin
                 $upload_info = wp_upload_dir();
                 $upload_dir = $upload_info['basedir'];
                 $upload_url = $upload_info['baseurl'];
-                
+
                 $http_prefix = "http://";
                 $https_prefix = "https://";
                 $relative_prefix = "//"; // The protocol-relative URL
-                
-                /* if the $url scheme differs from $upload_url scheme, make them match 
+
+                /* if the $url scheme differs from $upload_url scheme, make them match
                    if the schemes differe, images don't show up. */
                 if(!strncmp($url,$https_prefix,strlen($https_prefix))){ //if url begins with https:// make $upload_url begin with https:// as well
                     $upload_url = str_replace($http_prefix,$https_prefix,$upload_url);
                 }
                 elseif(!strncmp($url,$http_prefix,strlen($http_prefix))){ //if url begins with http:// make $upload_url begin with http:// as well
-                    $upload_url = str_replace($https_prefix,$http_prefix,$upload_url);      
+                    $upload_url = str_replace($https_prefix,$http_prefix,$upload_url);
                 }
                 elseif(!strncmp($url,$relative_prefix,strlen($relative_prefix))){ //if url begins with // make $upload_url begin with // as well
                     $upload_url = str_replace(array( 0 => "$http_prefix", 1 => "$https_prefix"),$relative_prefix,$upload_url);
                 }
-                
+
 
                 // Check if $img_url is local.
                 if ( false === strpos( $url, $upload_url ) ) {
@@ -149,7 +149,7 @@ public function process( $url, $width = null, $height = null, $crop = null, $sin
                         $editor = wp_get_image_editor( $img_path );
 
                         if ( is_wp_error( $editor ) || is_wp_error( $editor->resize( $width, $height, $crop ) ) ) {
-                            throw new Aq_Exception('Unable to get WP_Image_Editor: ' . 
+                            throw new Aq_Exception('Unable to get WP_Image_Editor: ' .
                                                    $editor->get_error_message() . ' (is GD or ImageMagick installed?)');
                         }
 
@@ -159,7 +159,7 @@ public function process( $url, $width = null, $height = null, $crop = null, $sin
                             $resized_rel_path = str_replace( $upload_dir, '', $resized_file['path'] );
                             $img_url = $upload_url . $resized_rel_path;
                         } else {
-                            throw new Aq_Exception('Unable to save resized image file: ' . $editor->get_error_message());
+                            throw new Aq_Exception('Unable to save resized image file: ' . $resized_file->get_error_message());
                         }
 
                     }