Menu Adam R Brown

WP hooks navigation: Home/browseActions indexFilters index

Source View: intermediate_image_sizes

To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).

Understanding Source Code

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

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

Source View

Line Code
2175           // Don't delete the thumb if another attachment uses it
2176           if (! $wpdb->get_row( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE meta_key = '_wp_attachment_metadata' AND meta_value LIKE %s AND post_id <> %d", '%'.$meta['thumb'].'%', $postid)) ) {
2177                $thumbfile = str_replace(basename($file), $meta['thumb'], $file);
2178                $thumbfile = apply_filters('wp_delete_file', $thumbfile);
2179                @ unlink($thumbfile);
2180           }
2181      }
2182
2183      // remove intermediate images if there are any
2184      $sizes = apply_filters('intermediate_image_sizes', array('thumbnail', 'medium'));
2185      foreach ( $sizes as $size ) {
2186           if ( $intermediate = image_get_intermediate_size($postid, $size) ) {
2187                $intermediate_file = apply_filters('wp_delete_file', $intermediate['path']);
2188                @ unlink($intermediate_file);
2189           }
2190      }
2191
2192      $file = apply_filters('wp_delete_file', $file);
2193