Changeset 27202

Timestamp:

02/20/2014 06:26:51 AM (11 years ago)

Author:

DrewAPicture

Message:

Inline documentation for hooks in wp-admin/includes/image.php.

Props theorboman, kpdesign.
Fixes #25832.

File:

• trunk/src/wp-admin/includes/image.php (modified) (8 diffs)

trunk/src/wp-admin/includes/image.php

@@ -103 +103 @@
         }
 
+        /**
+         * Filter the image sizes automatically generated when uploading an image.
+         *
+         * @since 2.9.0
+         *
+         * @param array $sizes An associative array of image sizes.
+         */
         $sizes = apply_filters( 'intermediate_image_sizes_advanced', $sizes );
 
@@ -156 +163 @@
         unset( $metadata['image']['data'] );
 
+    /**
+     * Filter the generated attachment meta data.
+     *
+     * @since 2.1.0
+     *
+     * @param array $metadata      An array of attachment meta data.
+     * @param int   $attachment_id Current attachment ID.
+     */
     return apply_filters( 'wp_generate_attachment_metadata', $metadata, $attachment_id );
 }
@@ -269 +284 @@
     }
 
-    // fetch additional info from exif if available
+    /**
+     * Filter the image types to check for exif data.
+     *
+     * @since 2.5.0
+     *
+     * @param array $image_types Image types to check for exif data.
+     */
     if ( is_callable( 'exif_read_data' ) && in_array( $sourceImageType, apply_filters( 'wp_read_image_metadata_types', array( IMAGETYPE_JPEG, IMAGETYPE_TIFF_II, IMAGETYPE_TIFF_MM ) ) ) ) {
         $exif = @exif_read_data( $file );
@@ -317 +338 @@
     }
 
+    /**
+     * Filter the array of meta data read from an image's exif data.
+     *
+     * @since 2.5.0
+     *
+     * @param array  $meta            Image meta data.
+     * @param string $file            Path to image file.
+     * @param int    $sourceImageType Type of image.
+     */
     return apply_filters( 'wp_read_image_metadata', $meta, $file, $sourceImageType );
 
@@ -338 +368 @@
  *
  * @since 2.5.0
- * @uses apply_filters() Calls 'file_is_displayable_image' on $result and $path.
  *
  * @param string $path File path to test.
@@ -352 +381 @@
         $result = true;
 
-    return apply_filters('file_is_displayable_image', $result, $path);
+    /**
+     * Filter whether the current image is displayable in the browser.
+     *
+     * @since 2.5.0
+     *
+     * @param bool   $result Whether the image can be displayed. Default true.
+     * @param string $path   Path to the image.
+     */
+    return apply_filters( 'file_is_displayable_image', $result, $path );
 }
 
@@ -385 +422 @@
     }
     if ( is_resource($image) ) {
-        $image = apply_filters('load_image_to_edit', $image, $attachment_id, $size);
+        /**
+         * Filter the current image being loaded for editing.
+         *
+         * @since 2.9.0
+         *
+         * @param resource $image         Current image.
+         * @param string   $attachment_id Attachment ID.
+         * @param string   $size          Image size.
+         */
+        $image = apply_filters( 'load_image_to_edit', $image, $attachment_id, $size );
         if ( function_exists('imagealphablending') && function_exists('imagesavealpha') ) {
             imagealphablending($image, false);
@@ -412 +458 @@
     if ( $filepath && file_exists( $filepath ) ) {
         if ( 'full' != $size && ( $data = image_get_intermediate_size( $attachment_id, $size ) ) ) {
+            /**
+             * Filter the path to the current image.
+             *
+             * The filter is evaluated for all image sizes except 'full'.
+             *
+             * @since 3.1.0
+             *
+             * @param string $path          Path to the current image.
+             * @param string $attachment_id Attachment ID.
+             * @param string $size          Size of the image.
+             */
             $filepath = apply_filters( 'load_image_to_edit_filesystempath', path_join( dirname( $filepath ), $data['file'] ), $attachment_id, $size );
         }
     } elseif ( function_exists( 'fopen' ) && function_exists( 'ini_get' ) && true == ini_get( 'allow_url_fopen' ) ) {
+        /**
+         * Filter the image URL if not in the local filesystem.
+         *
+         * The filter is only evaluated if fopen is enabled on the server.
+         *
+         * @since 3.1.0
+         *
+         * @param string $image_url     Current image URL.
+         * @param string $attachment_id Attachment ID.
+         * @param string $size          Size of the image.
+         */
         $filepath = apply_filters( 'load_image_to_edit_attachmenturl', wp_get_attachment_url( $attachment_id ), $attachment_id, $size );
     }
 
+    /**
+     * Filter the returned path or URL of the current image.
+     *
+     * @since 2.9.0
+     *
+     * @param string|bool $filepath      File path or URL to current image, or false.
+     * @param string      $attachment_id Attachment ID.
+     * @param string      $size          Size of the image.
+     */
     return apply_filters( 'load_image_to_edit_path', $filepath, $attachment_id, $size );
 }