1<?php
  2/**
  3 * Manage link administration actions.
  4 *
  5 * This page is accessed by the link management pages and handles the forms and
  6 * Ajax processes for link actions.
  7 *
  8 * @package WordPress
  9 * @subpackage Administration
 10 */
 11
 12/** Load WordPress Administration Bootstrap */
 13require_once __DIR__ . '/admin.php';
 14
 15$action  = ! empty( $_REQUEST['action'] ) ? sanitize_text_field( $_REQUEST['action'] ) : '';
 16$cat_id  = ! empty( $_REQUEST['cat_id'] ) ? absint( $_REQUEST['cat_id'] ) : 0;
 17$link_id = ! empty( $_REQUEST['link_id'] ) ? absint( $_REQUEST['link_id'] ) : 0;
 18
 19if ( ! current_user_can( 'manage_links' ) ) {
 20	wp_link_manager_disabled_message();
 21}
 22
 23if ( ! empty( $_POST['deletebookmarks'] ) ) {
 24	$action = 'deletebookmarks';
 25}
 26if ( ! empty( $_POST['move'] ) ) {
 27	$action = 'move';
 28}
 29if ( ! empty( $_POST['linkcheck'] ) ) {
 30	$linkcheck = $_POST['linkcheck'];
 31}
 32
 33$this_file = admin_url( 'link-manager.php' );
 34
 35switch ( $action ) {
 36	case 'deletebookmarks':
 37		check_admin_referer( 'bulk-bookmarks' );
 38
 39		// For each link id (in $linkcheck[]) change category to selected value.
 40		if ( count( $linkcheck ) === 0 ) {
 41			wp_redirect( $this_file );
 42			exit;
 43		}
 44
 45		$deleted = 0;
 46		foreach ( $linkcheck as $link_id ) {
 47			$link_id = (int) $link_id;
 48
 49			if ( wp_delete_link( $link_id ) ) {
 50				++$deleted;
 51			}
 52		}
 53
 54		wp_redirect( "$this_file?deleted=$deleted" );
 55		exit;
 56
 57	case 'move':
 58		check_admin_referer( 'bulk-bookmarks' );
 59
 60		// For each link id (in $linkcheck[]) change category to selected value.
 61		if ( count( $linkcheck ) === 0 ) {
 62			wp_redirect( $this_file );
 63			exit;
 64		}
 65		$all_links = implode( ',', $linkcheck );
 66		/*
 67		 * Should now have an array of links we can change:
 68		 *     $q = $wpdb->query("update $wpdb->links SET link_category='$category' WHERE link_id IN ($all_links)");
 69		 */
 70
 71		wp_redirect( $this_file );
 72		exit;
 73
 74	case 'add':
 75		check_admin_referer( 'add-bookmark' );
 76
 77		$redir = wp_get_referer();
 78		if ( add_link() ) {
 79			$redir = add_query_arg( 'added', 'true', $redir );
 80		}
 81
 82		wp_redirect( $redir );
 83		exit;
 84
 85	case 'save':
 86		$link_id = (int) $_POST['link_id'];
 87		check_admin_referer( 'update-bookmark_' . $link_id );
 88
 89		edit_link( $link_id );
 90
 91		wp_redirect( $this_file );
 92		exit;
 93
 94	case 'delete':
 95		$link_id = (int) $_GET['link_id'];
 96		check_admin_referer( 'delete-bookmark_' . $link_id );
 97
 98		wp_delete_link( $link_id );
 99
100		wp_redirect( $this_file );
101		exit;
102
103	case 'edit':
104		wp_enqueue_script( 'link' );
105		wp_enqueue_script( 'xfn' );
106
107		if ( wp_is_mobile() ) {
108			wp_enqueue_script( 'jquery-touch-punch' );
109		}
110
111		$parent_file  = 'link-manager.php';
112		$submenu_file = 'link-manager.php';
113		// Used in the HTML title tag.
114		$title = __( 'Edit Link' );
115
116		$link_id = (int) $_GET['link_id'];
117
118		$link = get_link_to_edit( $link_id );
119		if ( ! $link ) {
120			wp_die( __( 'Link not found.' ) );
121		}
122
123		require ABSPATH . 'wp-admin/edit-link-form.php';
124		require_once ABSPATH . 'wp-admin/admin-footer.php';
125		break;
126
127	default:
128		break;
129}
130