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Introduce remove_custom_image_header(). see #14903.

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git-svn-id: https://develop.svn.wordpress.org/trunk@16674 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Andrew Nacin 2010-12-02 00:16:35 +00:00
parent 14a1be89f6
commit 8ca2300955
1 changed files with 46 additions and 6 deletions
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52
wp-includes/theme.php
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@ -1444,18 +1444,49 @@ function header_image() {
* @param callback $admin_header_callback Call on custom header administration screen.
* @param callback $admin_image_div_callback Output a custom header image div on the custom header administration screen. Optional.
*/
function add_custom_image_header($header_callback, $admin_header_callback, $admin_image_div_callback = '') {
if ( ! empty($header_callback) )
function add_custom_image_header( $header_callback, $admin_header_callback, $admin_image_div_callback = '' ) {
if ( ! empty( $header_callback ) )
add_action('wp_head', $header_callback);
add_theme_support( 'custom-header' );
add_theme_support( 'custom-header', array( 'callback' => $header_callback ) );
add_theme_support( 'custom-header-uploads' );
if ( ! is_admin() )
return;
require_once(ABSPATH . 'wp-admin/custom-header.php');
$GLOBALS['custom_image_header'] =& new Custom_Image_Header($admin_header_callback, $admin_image_div_callback);
add_action('admin_menu', array(&$GLOBALS['custom_image_header'], 'init'));
global $custom_image_header;
require_once( ABSPATH . 'wp-admin/custom-header.php' );
$custom_image_header = new Custom_Image_Header( $admin_header_callback, $admin_image_div_callback );
add_action( 'admin_menu', array( &$custom_image_header, 'init' ) );
}
/**
* Remove image header support.
*
* @since 3.1.0
* @see add_custom_image_header()
*
* @return bool Whether support was removed.
*/
function remove_custom_image_header() {
if ( ! current_theme_supports( 'custom-header' ) )
return false;
$callback = get_theme_support( 'custom-header' );
remove_action( 'wp_head', $callback['callback'] );
_remove_theme_support( 'custom-header' );
remove_theme_support( 'custom-header-uploads' );
if ( ! is_admin() )
return;
global $custom_image_header;
remove_action( 'admin_menu', array( &$custom_image_header, 'init' ) );
unset( $GLOBALS['custom_image_header'] );
return true;
}
/**
@ -1694,7 +1725,16 @@ function remove_theme_support( $feature ) {
// Blacklist: for internal registrations not used directly by themes.
if ( in_array( $feature, array( 'custom-background', 'custom-header', 'editor-style', 'widgets', 'menus' ) ) )
return false;
return _remove_theme_support( $feature );
}
/**
* Removes theme support internally, ignorant of the blacklist.
*
* @access private
* @since 3.1.0
*/
function _remove_theme_support( $feature ) {
global $_wp_theme_features;
if ( ! isset( $_wp_theme_features[$feature] ) )