_bw_header_theme_mod_header_image() – Implement the "theme_mod_header_image" filter to replace the header image file name

Description

Implement the "theme_mod_header_image" filter to replace the header image file name

Usage

$string = _bw_header_theme_mod_header_image( $filename );

Parameters

$filename

( string ) required – the URL of the header image

Returns

string $filenane – the (new) URL of the header image

Source

File name: oik-header/oik-header.php
Lines:

function _bw_header_theme_mod_header_image( $filename ) {
  //bw_trace2( $filename );
  static $post_id = null;
  if ( null === $post_id ) {
    $post_id = get_the_id();
    $post_meta = get_post_meta( $post_id, '_bw_header_image', TRUE );
    bw_trace2( $post_meta, "_bw_header_image" );
    if ( $post_meta ) {
      $filename = $post_meta;
    }
  }    
  return( $filename );
}