/**
* AJAX handler for adding custom background context to an attachment.
*
* Triggered when the user adds a new background image from the
* Media Manager.
*
* @since 0.0.1
*/
public function ajax_background_add()
{
check_ajax_referer('background-add', 'nonce');
if (!current_user_can('edit_theme_options')) {
hq_send_json_error();
}
$attachment_id = absint($_POST['attachment_id']);
if ($attachment_id < 1) {
hq_send_json_error();
}
update_post_meta($attachment_id, '_hq_attachment_is_custom_background', get_stylesheet());
hq_send_json_success();
}
/**
* Given an attachment ID for a header image, unsets it as a user-uploaded
* header image for the current theme.
*
* Triggered when the user clicks the overlay "X" button next to each image
* choice in the Customizer's Header tool.
*/
public function ajax_header_remove()
{
check_ajax_referer('header-remove', 'nonce');
if (!current_user_can('edit_theme_options')) {
hq_send_json_error();
}
$attachment_id = absint($_POST['attachment_id']);
if ($attachment_id < 1) {
hq_send_json_error();
}
$key = '_hq_attachment_custom_header_last_used_' . get_stylesheet();
delete_post_meta($attachment_id, $key);
delete_post_meta($attachment_id, '_hq_attachment_is_custom_header', get_stylesheet());
hq_send_json_success();
}
