*
* @package Spun
* @since Spun 1.0
*/
/**
* Setup the WordPress core custom header feature.
*
* Use add_theme_support to register support for WordPress 3.4+
* as well as provide backward compatibility for previous versions.
* Use feature detection of wp_get_theme() which was introduced
* in WordPress 3.4.
*
* @todo Rework this function to remove WordPress 3.4 support when WordPress 3.6 is released.
*
* @uses spun_header_style()
* @uses spun_admin_header_style()
* @uses spun_admin_header_image()
*
* @package Spun
*/
function spun_custom_header_setup() {
$args = array(
'default-image' => '',
'default-text-color' => '999',
'width' => 150,
'height' => 150,
'flex-height' => false,
'wp-head-callback' => 'spun_header_style',
'admin-head-callback' => 'spun_admin_header_style',
'admin-preview-callback' => 'spun_admin_header_image',
);
$args = apply_filters( 'spun_custom_header_args', $args );
if ( function_exists( 'wp_get_theme' ) ) {
add_theme_support( 'custom-header', $args );
} else {
// Compat: Versions of WordPress prior to 3.4.
define( 'HEADER_TEXTCOLOR', $args['default-text-color'] );
define( 'HEADER_IMAGE', $args['default-image'] );
define( 'HEADER_IMAGE_WIDTH', $args['width'] );
define( 'HEADER_IMAGE_HEIGHT', $args['height'] );
add_custom_image_header( $args['wp-head-callback'], $args['admin-head-callback'], $args['admin-preview-callback'] );
}
}
add_action( 'after_setup_theme', 'spun_custom_header_setup' );
/**
* Shiv for get_custom_header().
*
* get_custom_header() was introduced to WordPress
* in version 3.4. To provide backward compatibility
* with previous versions, we will define our own version
* of this function.
*
* @todo Remove this function when WordPress 3.6 is released.
* @return stdClass All properties represent attributes of the curent header image.
*
* @package Spun
* @since Spun 1.1
*/
if ( ! function_exists( 'get_custom_header' ) ) {
function get_custom_header() {
return (object) array(
'url' => get_header_image(),
'thumbnail_url' => get_header_image(),
'width' => HEADER_IMAGE_WIDTH,
'height' => HEADER_IMAGE_HEIGHT,
);
}
}
if ( ! function_exists( 'spun_header_style' ) ) :
/**
* Styles the header image and text displayed on the blog
*
* @see spun_custom_header_setup().
*
* @since Spun 1.0
*/
function spun_header_style() {
// If no custom options for text are set, let's bail
// get_header_textcolor() options: HEADER_TEXTCOLOR is default, hide text (returns 'blank') or any hex value
if ( HEADER_TEXTCOLOR == get_header_textcolor() )
return;
// If we get this far, we have custom styles. Let's do this.
?>
Header admin panel.
*
* @see spun_custom_header_setup().
*
* @since Spun 1.0
*/
function spun_admin_header_style() {
?>
Header admin panel.
*
* @see spun_custom_header_setup().
*
* @since Spun 1.0
*/
function spun_admin_header_image() { ?>
>