The Headers. Based upon a post from Julio Biason.
* Version: 1.7.0
* Author: Andy Fragen
* Author URI: http://thefragens.com
* License: GNU General Public License v2
* License URI: http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* Text Domain: add-custom-header-images
* Domain Path: /languages
* GitHub Plugin URI: https://github.com/afragen/add-custom-header-images
* Requires WP: 3.4.0
* Requires PHP: 5.3
*/
/**
* Class Add_Custom_Header_Images
*/
class Add_Custom_Header_Images {
/**
* Variable to hold the data for `get_page_by_title()`.
*
* @var array|null|\WP_Post
*/
private $the_headers_page;
/**
* Constructor.
*/
public function __construct() {
$the_headers_title = __('The Headers', 'add-custom-header-images');
$this->the_headers_page = get_page_by_title(esc_attr($the_headers_title));
$this->run();
}
/**
* Let's get started.
*
* @return bool
*/
public function run() {
global $wp_version;
load_plugin_textdomain('add-custom-header-images', false, basename(dirname(__FILE__)));
if ($wp_version < 3.4 || (is_admin() && null === $this->the_headers_page)
) {
add_action('admin_notices', array( $this, 'headers_page_present' ));
return false;
}
if (! is_admin()) {
add_action('after_setup_theme', array( $this, 'new_default_header_images' ), 99);
}
}
/**
* Disable plugin if 'The Headers' page does not exist.
*/
public function headers_page_present() {
?>
the_headers_page instanceof \WP_Post) {
return false;
}
$this->remove_default_header_images();
$headers = array();
$images_query = new \WP_Query(
array(
'post_parent' => $this->the_headers_page->ID,
'post_status' => 'inherit',
'post_type' => 'attachment',
'post_mime_type' => 'image',
'order' => 'ASC',
'orderby' => 'menu_order ID',
)
);
$images = $images_query->posts;
if (empty($images)) {
return false;
}
foreach ($images as $image) {
$thumb = wp_get_attachment_image_src($image->ID, 'medium');
$headers[] = array(
'url' => $image->guid,
'thumbnail_url' => $thumb[0],
'description' => $image->post_title,
'attachment_id' => $image->ID,
);
}
register_default_headers($headers);
}
}
new Add_Custom_Header_Images();