<?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;
}