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<?php/**
 * Manage link administration actions.
 *
 * This page is accessed by the link management pages and handles the forms and
 * Ajax processes for link actions.
 *
 * @package WordPress
 * @subpackage Administration
 */
 
 /** Load WordPress Administration Bootstrap */
 require_once __DIR__ . '/admin.php';
 
 $action  = ! empty( $_REQUEST['action'] ) ? sanitize_text_field( $_REQUEST['action'] ) : '';
 $cat_id  = ! empty( $_REQUEST['cat_id'] ) ? absint( $_REQUEST['cat_id'] ) : 0;
 $link_id = ! empty( $_REQUEST['link_id'] ) ? absint( $_REQUEST['link_id'] ) : 0;
 
 if ( ! current_user_can( 'manage_links' ) ) {
 wp_link_manager_disabled_message();
 }
 
 if ( ! empty( $_POST['deletebookmarks'] ) ) {
 $action = 'deletebookmarks';
 }
 if ( ! empty( $_POST['move'] ) ) {
 $action = 'move';
 }
 if ( ! empty( $_POST['linkcheck'] ) ) {
 $linkcheck = $_POST['linkcheck'];
 }
 
 $this_file = admin_url( 'link-manager.php' );
 
 switch ( $action ) {
 case 'deletebookmarks':
 check_admin_referer( 'bulk-bookmarks' );
 
 // For each link id (in $linkcheck[]) change category to selected value.
 if ( count( $linkcheck ) === 0 ) {
 wp_redirect( $this_file );
 exit;
 }
 
 $deleted = 0;
 foreach ( $linkcheck as $link_id ) {
 $link_id = (int) $link_id;
 
 if ( wp_delete_link( $link_id ) ) {
 ++$deleted;
 }
 }
 
 wp_redirect( "$this_file?deleted=$deleted" );
 exit;
 
 case 'move':
 check_admin_referer( 'bulk-bookmarks' );
 
 // For each link id (in $linkcheck[]) change category to selected value.
 if ( count( $linkcheck ) === 0 ) {
 wp_redirect( $this_file );
 exit;
 }
 $all_links = implode( ',', $linkcheck );
 /*
 * Should now have an array of links we can change:
 *     $q = $wpdb->query("update $wpdb->links SET link_category='$category' WHERE link_id IN ($all_links)");
 */
 
 wp_redirect( $this_file );
 exit;
 
 case 'add':
 check_admin_referer( 'add-bookmark' );
 
 $redir = wp_get_referer();
 if ( add_link() ) {
 $redir = add_query_arg( 'added', 'true', $redir );
 }
 
 wp_redirect( $redir );
 exit;
 
 case 'save':
 $link_id = (int) $_POST['link_id'];
 check_admin_referer( 'update-bookmark_' . $link_id );
 
 edit_link( $link_id );
 
 wp_redirect( $this_file );
 exit;
 
 case 'delete':
 $link_id = (int) $_GET['link_id'];
 check_admin_referer( 'delete-bookmark_' . $link_id );
 
 wp_delete_link( $link_id );
 
 wp_redirect( $this_file );
 exit;
 
 case 'edit':
 wp_enqueue_script( 'link' );
 wp_enqueue_script( 'xfn' );
 
 if ( wp_is_mobile() ) {
 wp_enqueue_script( 'jquery-touch-punch' );
 }
 
 $parent_file  = 'link-manager.php';
 $submenu_file = 'link-manager.php';
 // Used in the HTML title tag.
 $title = __( 'Edit Link' );
 
 $link_id = (int) $_GET['link_id'];
 
 $link = get_link_to_edit( $link_id );
 if ( ! $link ) {
 wp_die( __( 'Link not found.' ) );
 }
 
 require ABSPATH . 'wp-admin/edit-link-form.php';
 require_once ABSPATH . 'wp-admin/admin-footer.php';
 break;
 
 default:
 break;
 }
 
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