boxzilla / src / admin / class-autocomplete.php

class-autocomplete.php in Boxzilla – WordPress Popup Builder 3.2.5, at src/admin/class-autocomplete.php

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1	<?php
2
3	namespace Boxzilla\Filter;
4
5	class Autocomplete {
6
7	public function add_hooks() {
8	add_action( 'wp_ajax_boxzilla_autocomplete', array( $this, 'ajax' ) );
9	}
10
11	/**
12	* AJAX listener for autocomplete
13	*/
14	public function ajax() {
15	$q = ( isset( $_GET['q'] ) ) ? sanitize_text_field( $_GET['q'] ) : '';
16	$type = ( isset( $_GET['type'] ) && in_array( $_GET['type'], array( 'page', 'post', 'category', 'post_type', 'post_tag' ) ) ) ? $_GET['type'] : 'post';
17
18	// do nothing if supplied 'q' parameter is omitted or empty
19	// or less than 2 characters long
20	if( empty( $q ) \|\| strlen( $q ) < 2 ) {
21	die();
22	}
23
24	switch( $type ) {
25
26	default:
27	case 'post':
28	case 'page':
29	echo $this->list_posts( $q, $type );
30	break;
31
32	case 'category':
33	echo $this->list_categories( $q );
34	break;
35
36	case 'post_type':
37	echo $this->list_post_types( $q );
38	break;
39
40	case 'post_tag':
41	echo $this->list_tags( $q );
42	break;
43	}
44
45	die();
46	}
47
48	/**
49	* @param string $query
50	* @param string $post_type
51	*
52	* @return string
53	*/
54	protected function list_posts( $query, $post_type = 'post' ) {
55	global $wpdb;
56	$sql = $wpdb->prepare( "SELECT p.post_name FROM $wpdb->posts p WHERE p.post_type = '%s' AND p.post_status = 'publish' AND ( p.post_title LIKE '%s' OR p.post_name LIKE '%s' ) GROUP BY p.post_name", $post_type, $query . '%%', $query . '%%' );
57	$post_slugs = $wpdb->get_col( $sql );
58	return join( $post_slugs, PHP_EOL );
59	}
60
61	/**
62	* @param string $query
63	*
64	* @return string
65	*/
66	protected function list_categories( $query ) {
67	$terms = get_terms( 'category', array( 'name__like' => $query, 'fields' => 'names', 'hide_empty' => false ) );
68	return join( $terms, PHP_EOL );
69	}
70
71	/**
72	* @param string $query
73	*
74	* @return string
75	*/
76	protected function list_tags( $query ) {
77	$terms = get_terms( 'post_tag', array( 'name__like' => $query, 'fields' => 'names', 'hide_empty' => false ) );
78	return join( $terms, PHP_EOL );
79	}
80
81
82	/**
83	* @param string $query
84	*
85	* @return string
86	*/
87	protected function list_post_types( $query ) {
88	$post_types = get_post_types( array( 'public' => true ), 'names' );
89	$matched_post_types = array_filter( $post_types, function( $name ) use( $query ) {
90	return strpos( $name, $query ) === 0;
91	});
92
93	return join( $matched_post_types, PHP_EOL );
94	}
95	}