Source View: image_editor_save_pre

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Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

  • Action hooks look like this: do_action( "hook_name" )
  • Filter hooks look like this: apply_filters( "hook_name", "what_to_filter" ).

Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

This hook occurs 2 times in this file.

Line Code
197  * Provided for backcompat reasons
198  *
199  * @param WP_Image_Editor $image
200  * @param string $mime_type
201  * @param int $post_id
202  * @return boolean
203  */
204 function wp_stream_image( $image, $mime_type, $post_id ) {
205      if ( $image instanceof WP_Image_Editor ) {
206           $image = apply_filters('image_editor_save_pre', $image, $post_id);
207
208           if ( is_wp_error( $image->stream( $mime_type ) ) )
209                return false;
210
211           return true;
212      } else {
213           _deprecated_argument( __FUNCTION__, '3.5', __( '$image needs to be an WP_Image_Editor object' ) );
214
215           $image = apply_filters('image_save_pre', $image, $post_id);
 
Line Code
235  *
236  * @param string $filename
237  * @param WP_Image_Editor $image
238  * @param string $mime_type
239  * @param int $post_id
240  * @return boolean
241  */
242 function wp_save_image_file( $filename, $image, $mime_type, $post_id ) {
243      if ( $image instanceof WP_Image_Editor ) {
244           $image = apply_filters('image_editor_save_pre', $image, $post_id);
245           $saved = apply_filters('wp_save_image_editor_file', null, $filename, $image, $mime_type, $post_id);
246
247           if ( null !== $saved )
248                return $saved;
249
250           return $image->save( $filename, $mime_type );
251      } else {
252           _deprecated_argument( __FUNCTION__, '3.5', __( '$image needs to be an WP_Image_Editor object' ) );
253