_delete_attachment_theme_mod

Checks an attachment being deleted to see if it's a header or background image.

Description

_delete_attachment_theme_mod( (int) $id ); 

If true it removes the theme modification which would be pointing at the deleted attachment.

Parameters (1)

0. $id (int)
The attachment id.

Usage

  1. if ( !function_exists( '_delete_attachment_theme_mod' ) ) { 
  2.     require_once ABSPATH . WPINC . '/theme.php'; 
  3. } 
  4.   
  5. // The attachment id. 
  6. $id = -1; 
  7.   
  8. // NOTICE! Understand what this does before running. 
  9. $result = _delete_attachment_theme_mod($id); 
  10.     

Defined (1)

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

/wp-includes/theme.php  
  1. function _delete_attachment_theme_mod( $id ) { 
  2.     $attachment_image = wp_get_attachment_url( $id ); 
  3.     $header_image = get_header_image(); 
  4.     $background_image = get_background_image(); 
  5.     $custom_logo_id = get_theme_mod( 'custom_logo' ); 
  6.  
  7.     if ( $custom_logo_id && $custom_logo_id == $id ) { 
  8.         remove_theme_mod( 'custom_logo' ); 
  9.         remove_theme_mod( 'header_text' ); 
  10.     } 
  11.  
  12.     if ( $header_image && $header_image == $attachment_image ) { 
  14.         remove_theme_mod( 'header_image_data' ); 
  15.     } 
  16.  
  17.     if ( $background_image && $background_image == $attachment_image ) { 
  19.     } 
  20. }