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
194  * Provided for backcompat reasons
195  *
196  * @param WP_Image_Editor $image
197  * @param string $mime_type
198  * @param int $post_id
199  * @return boolean
200  */
201 function wp_stream_image( $image, $mime_type, $post_id ) {
202      if ( $image instanceof WP_Image_Editor ) {
203           $image = apply_filters('image_editor_save_pre', $image, $post_id);
204
205           if ( is_wp_error( $image->stream( $mime_type ) ) )
206                return false;
207
208           return true;
209      } else {
210           _deprecated_argument( __FUNCTION__, '3.5', __( '$image needs to be an WP_Image_Editor object' ) );
211
212           $image = apply_filters('image_save_pre', $image, $post_id);
 
Line Code
232  *
233  * @param string $filename
234  * @param WP_Image_Editor $image
235  * @param string $mime_type
236  * @param int $post_id
237  * @return boolean
238  */
239 function wp_save_image_file( $filename, $image, $mime_type, $post_id ) {
240      if ( $image instanceof WP_Image_Editor ) {
241           $image = apply_filters('image_editor_save_pre', $image, $post_id);
242           $saved = apply_filters('wp_save_image_editor_file', null, $filename, $image, $mime_type, $post_id);
243
244           if ( null !== $saved )
245                return $saved;
246
247           return $image->save( $filename, $mime_type );
248      } else {
249           _deprecated_argument( __FUNCTION__, '3.5', __( '$image needs to be an WP_Image_Editor object' ) );
250