<?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;

}