Ticket #41801: 41801.diff

src/wp-includes/media.php

@@ -2398 +2398 @@
 }
 
 /**
+ * Returns a filtered list of WP-supported image formats.
+ *
+ * @since x.y.z
+ *
+ * @return array List of supported video formats.
+ */
+function wp_get_image_extensions() {
+        /**
+         * Filters the list of supported image formats.
+         *
+         * @since z.y.z
+         *
+         * @param array $extensions An array of support image formats. Defaults are
+         *                          'jpg', 'jpeg', 'jpe', 'gif', 'png'.
+         */
+        return apply_filters( 'wp_image_extensions', array( 'jpg', 'jpeg', 'jpe', 'gif', 'png' ) );
+}
+
+/**
  * Builds the Video shortcode output.
  *
  * This implements the functionality of the Video Shortcode for displaying

src/wp-includes/post.php

@@ -5217 +5217 @@
         }
 
         switch ( $type ) {
-        case 'image':
-                $image_exts = array( 'jpg', 'jpeg', 'jpe', 'gif', 'png' );
-                return in_array( $ext, $image_exts );
+                case 'image':
+                        return in_array( $ext, wp_get_image_extensions() );
 
-        case 'audio':
-                return in_array( $ext, wp_get_audio_extensions() );
+                case 'audio':
+                        return in_array( $ext, wp_get_audio_extensions() );
 
-        case 'video':
-                return in_array( $ext, wp_get_video_extensions() );
+                case 'video':
+                        return in_array( $ext, wp_get_video_extensions() );
 
-        default:
-                return $type === $ext;
+                default:
+                        return $type === $ext;
         }
 }