/**
* Ajax handler for internal linking.
*
* @since 3.1.0
*/
function wp_ajax_wp_link_ajax()
{
check_ajax_referer('internal-linking', '_ajax_linking_nonce');
$args = array();
if (isset($_POST['search'])) {
$args['s'] = wp_unslash($_POST['search']);
}
$args['pagenum'] = !empty($_POST['page']) ? absint($_POST['page']) : 1;
require ABSPATH . WPINC . '/class-wp-editor.php';
$results = _WP_Editors::wp_link_query($args);
if (!isset($results)) {
wp_die(0);
}
echo wp_json_encode($results);
echo "\n";
wp_die();
}
public function ckeditor_linkbrowser_search()
{
check_ajax_referer('internal-linking', '_ajax_linking_nonce');
$args = array();
if (isset($_POST['search'])) {
$args['s'] = stripslashes($_POST['search']);
}
$args['pagenum'] = !empty($_POST['page']) ? absint($_POST['page']) : 1;
$results = _WP_Editors::wp_link_query($args);
if (!isset($results)) {
wp_die(0);
}
echo json_encode($results);
echo "\n";
wp_die();
}
if (!current_user_can('edit_theme_options')) {
die('-1');
}
require_once ABSPATH . 'wp-admin/includes/nav-menu.php';
_wp_ajax_menu_quick_search($_REQUEST);
exit;
break;
case 'wp-link-ajax':
check_ajax_referer('internal-linking', '_ajax_linking_nonce');
$args = array();
if (isset($_POST['search'])) {
$args['s'] = stripslashes($_POST['search']);
}
$args['pagenum'] = !empty($_POST['page']) ? absint($_POST['page']) : 1;
require ABSPATH . WPINC . '/class-wp-editor.php';
$results = _WP_Editors::wp_link_query($args);
if (!isset($results)) {
die('0');
}
echo json_encode($results);
echo "\n";
exit;
break;
case 'menu-locations-save':
if (!current_user_can('edit_theme_options')) {
die('-1');
}
check_ajax_referer('add-menu_item', 'menu-settings-column-nonce');
if (!isset($_POST['menu-locations'])) {
die('0');
}
/**
* Returns search results.
*
* Results returned in a format expected by the internal link manager.
* Doesn't have support for paging.
*
* Multiple filters provided for either adding results or short-circuiting
* the flow at various points.
*
* @since 1.1.0
*/
public static function ajax_get_link_search_results()
{
global $wpdb;
check_ajax_referer('internal-linking', '_ajax_linking_nonce');
if (isset($_POST['search'])) {
$results = array();
$s = stripslashes($_POST['search']);
$args['s'] = $s;
$args['page'] = !empty($_POST['page']) ? absint($_POST['page']) : 1;
$args['per_page'] = 20;
// Default for usage in filters, otherwise, it shouldn't do anything.
// Check to see if the request is prepended with a modifier (ex: -wikipedia interrobang, -spotify:artist willie nelson).
if (0 === mb_strpos($s, '-')) {
preg_match('/-([^\\s]+)\\s?(.*)?/', $s, $matches);
$s = trim($matches[2]);
$args['s'] = $s;
$args['modifier'] = explode(':', trim($matches[1]));
$results = (array) apply_filters('better_internal_link_search_modifier-' . $args['modifier'][0], array(), $args);
if (!empty($results)) {
echo json_encode($results);
wp_die();
}
}
// Allow plugins to intercept the request and add their own results or short-circuit execution.
$pre_results = (array) apply_filters('pre_better_internal_link_search_results', array(), $args);
if (!empty($pre_results)) {
$results = array_merge($results, $pre_results);
}
// Short-circuit if this is a paged request. The first request should have returned all results.
if (isset($_POST['page']) && $_POST['page'] > 1) {
wp_die(0);
}
// Don't continue if the query length is less than three.
if (strlen($args['s']) < 3) {
wp_die(0);
}
// @see wp_link_ajax();
require_once ABSPATH . WPINC . '/class-wp-editor.php';
$posts = _WP_Editors::wp_link_query($args);
if ($posts) {
$future_status_object = get_post_status_object('future');
$private_status_object = get_post_status_object('private');
foreach ($posts as $key => $post) {
if ('future' == get_post_status($post['ID'])) {
$posts[$key]['info'] = $future_status_object->label;
} elseif ('private' == get_post_status($post['ID'])) {
$posts[$key]['info'] .= ' (' . $private_status_object->label . ')';
}
}
$results = array_merge($results, $posts);
}
if ('yes' === Better_Internal_Link_Search_Settings::get_settings('include_term_results')) {
// Search for matching term archives.
$search = '%' . self::esc_like($s) . '%';
$terms = $wpdb->get_results($wpdb->prepare("SELECT t.term_id, t.name, tt.taxonomy\n\t\t\t\t\tFROM {$wpdb->terms} t\n\t\t\t\t\tINNER JOIN {$wpdb->term_taxonomy} tt ON t.term_id=tt.term_id\n\t\t\t\t\tWHERE t.name LIKE %s\n\t\t\t\t\tORDER BY name ASC", $search));
if ($terms) {
foreach ($terms as $term) {
$taxonomy = get_taxonomy($term->taxonomy);
if (isset($taxonomy->query_var)) {
$results[] = array('title' => trim(esc_html(strip_tags($term->name))), 'permalink' => get_term_link((int) $term->term_id, $term->taxonomy), 'info' => $taxonomy->labels->singular_name);
}
}
}
}
// Allow results to be filtered one last time and attempt to sort them.
if (!empty($results)) {
self::$s = $s;
$results = apply_filters('better_internal_link_search_results', $results, $args);
if (apply_filters('better_internal_link_search_sort_results', true, $results, $args)) {
usort($results, array(__CLASS__, 'sort_results'));
}
}
// Add shortcut results.
$shortcuts = (array) self::get_shortcuts();
if (!empty($shortcuts)) {
if (array_key_exists($s, $shortcuts)) {
array_unshift($results, $shortcuts[$s]);
} elseif ('shortcuts' == $s) {
$results = array_merge($shortcuts, $results);
}
}
}
if (!isset($results) || empty($results)) {
wp_die(0);
}
echo json_encode($results);
echo "\n";
wp_die();
}
