wp_get_attachment_thumb_file

Filters the attachment thumbnail file path.

Description

apply_filters( 'wp_get_attachment_thumb_file', (string) $thumbfile, (int) $post_id ); 

Parameters (2)

0. $thumbfile (string)
File path to the attachment thumbnail.
1. $post_id (int)
Attachment ID.

Usage

To run the hook, copy the example below.
  1. $thumbfile = apply_filters( 'wp_get_attachment_thumb_file', $thumbfile, $post_id ); 
  2.  
  3. if ( !empty( $thumbfile ) ) { 
  4.  
  5. // everything has led up to this point... 
  6.  
  7.  
The following example is for adding a hook callback.
  1. // define the wp_get_attachment_thumb_file callback 
  2. function filter_wp_get_attachment_thumb_file( $thumbfile, $post_id ) { 
  3. // make filter magic happen here... 
  4. return $thumbfile
  5. }; 
  6.  
  7. // add the filter 
  8. add_filter( 'wp_get_attachment_thumb_file', 'filter_wp_get_attachment_thumb_file', 10, 2 ); 
To remove a hook callback, use the example below.
  1. // remove the filter 
  2. remove_filter( 'wp_get_attachment_thumb_file', 'filter_wp_get_attachment_thumb_file', 10, 2 ); 

Defined (1)

The filter is defined in the following location(s).

/wp-includes/post.php  
  1. return apply_filters( 'wp_get_attachment_thumb_file', $thumbfile, $post->ID );