better-search / better-search.php

better-search.php in Better Search – Relevant search results for WordPress 4.3.0, at better-search.php

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1	<?php
2	/**
3	* Better Search is a plugin that will replace the default WordPress search page
4	* with highly relevant search results improving your visitors search experience.
5	*
6	* @package Better_Search
7	* @author Ajay D'Souza
8	* @license GPL-2.0+
9	* @link https://webberzone.com
10	* @copyright 2009-2026 Ajay D'Souza
11	*
12	* @wordpress-plugin
13	* Plugin Name: Better Search
14	* Plugin URI: https://webberzone.com/plugins/better-search/
15	* Description: Replace the default WordPress search with a contextual search. Search results are sorted by relevancy ensuring a better visitor search experience.
16	* Version: 4.3.0
17	* Author: WebberZone
18	* Author URI: https://webberzone.com/
19	* Text Domain: better-search
20	* License: GPL-2.0+
21	* License URI: https://www.gnu.org/licenses/gpl-2.0.txt
22	* Domain Path: /languages
23	*/
24
25	namespace WebberZone\Better_Search;
26
27	if ( ! defined( 'WPINC' ) ) {
28	die;
29	}
30
31	if ( ! defined( 'BETTER_SEARCH_VERSION' ) ) {
32	/**
33	* Holds the version of Better Search.
34	*
35	* @since 2.9.3
36	*/
37	define( 'BETTER_SEARCH_VERSION', '4.3.0' );
38	}
39
40	if ( ! defined( 'BETTER_SEARCH_PLUGIN_DIR' ) ) {
41	/**
42	* Holds the filesystem directory path (with trailing slash) for Better Search
43	*
44	* @since 2.2.0
45	*/
46	define( 'BETTER_SEARCH_PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
47	}
48
49	if ( ! defined( 'BETTER_SEARCH_PLUGIN_URL' ) ) {
50	/**
51	* Holds the filesystem directory path (with trailing slash) for Better Search
52	*
53	* @since 2.2.0
54	*/
55	define( 'BETTER_SEARCH_PLUGIN_URL', plugin_dir_url( __FILE__ ) );
56	}
57
58	if ( ! defined( 'BETTER_SEARCH_PLUGIN_FILE' ) ) {
59	/**
60	* Holds the filesystem directory path (with trailing slash) for Better Search
61	*
62	* @since 2.2.0
63	*/
64	define( 'BETTER_SEARCH_PLUGIN_FILE', __FILE__ );
65	}
66
67	if ( ! defined( 'BETTER_SEARCH_DB_VERSION' ) ) {
68	/**
69	* Holds the version of Better Search.
70	*
71	* @since 3.3.0
72	*/
73	define( 'BETTER_SEARCH_DB_VERSION', '2.0' );
74	}
75
76	/**
77	* Holds the default thumbnail URL for Better Search.
78	*
79	* @since 4.2.2
80	*/
81	if ( ! defined( 'BETTER_SEARCH_DEFAULT_THUMBNAIL_URL' ) ) {
82	define( 'BETTER_SEARCH_DEFAULT_THUMBNAIL_URL', BETTER_SEARCH_PLUGIN_URL . 'includes/images/default-thumb.png' );
83	}
84
85	if ( ! function_exists( __NAMESPACE__ . '\bsearch_deactivate_other_instances' ) ) {
86	/**
87	* Deactivate other instances of Better Search when this plugin is activated.
88	*
89	* @param string $plugin The plugin being activated.
90	* @param bool $network_wide Whether the plugin is being activated network-wide.
91	*/
92	function bsearch_deactivate_other_instances( $plugin, $network_wide = false ) {
93	$free_plugin = 'better-search/better-search.php';
94	$pro_plugin = 'better-search-pro/better-search.php';
95
96	// Only proceed if one of our plugins is being activated.
97	if ( ! in_array( $plugin, array( $free_plugin, $pro_plugin ), true ) ) {
98	return;
99	}
100
101	$plugins_to_deactivate = array();
102	$deactivated_plugin = '';
103
104	// If pro is being activated, deactivate free.
105	if ( $pro_plugin === $plugin ) {
106	if ( is_plugin_active( $free_plugin ) \|\| ( $network_wide && is_plugin_active_for_network( $free_plugin ) ) ) {
107	$plugins_to_deactivate[] = $free_plugin;
108	$deactivated_plugin = 'Better Search';
109	}
110	}
111
112	// If free is being activated, deactivate pro.
113	if ( $free_plugin === $plugin ) {
114	if ( is_plugin_active( $pro_plugin ) \|\| ( $network_wide && is_plugin_active_for_network( $pro_plugin ) ) ) {
115	$plugins_to_deactivate[] = $pro_plugin;
116	$deactivated_plugin = 'Better Search Pro';
117	}
118	}
119
120	if ( ! empty( $plugins_to_deactivate ) ) {
121	deactivate_plugins( $plugins_to_deactivate, false, $network_wide );
122	set_transient( 'bsearch_deactivated_notice', $deactivated_plugin, 1 * HOUR_IN_SECONDS );
123	}
124	}
125	add_action( 'activated_plugin', __NAMESPACE__ . '\bsearch_deactivate_other_instances', 10, 2 );
126	}
127
128	// Show admin notice about automatic deactivation.
129	if ( ! has_action( 'admin_notices', __NAMESPACE__ . '\bsearch_show_deactivation_notice' ) ) {
130	add_action(
131	'admin_notices',
132	function () {
133	$deactivated_plugin = get_transient( 'bsearch_deactivated_notice' );
134	if ( $deactivated_plugin ) {
135	/* translators: %s: Name of the deactivated plugin */
136	$message = sprintf( __( "Better Search and Better Search PRO should not be active at the same time. We've automatically deactivated %s.", 'better-search' ), $deactivated_plugin );
137	?>
138	<div class="updated" style="border-left: 4px solid #ffba00;">
139	<p><?php echo esc_html( $message ); ?></p>
140	</div>
141	<?php
142	delete_transient( 'bsearch_deactivated_notice' );
143	}
144	}
145	);
146	}
147
148	if ( ! function_exists( __NAMESPACE__ . '\bsearch_freemius' ) ) {
149	// Finally load Freemius integration.
150	require_once BETTER_SEARCH_PLUGIN_DIR . 'load-freemius.php';
151	}
152
153	// Load custom autoloader.
154	if ( ! function_exists( __NAMESPACE__ . '\autoload' ) ) {
155	require_once BETTER_SEARCH_PLUGIN_DIR . 'includes/autoloader.php';
156	}
157
158	if ( ! function_exists( __NAMESPACE__ . '\better_search' ) ) {
159	/**
160	* Returns the main instance of Better_Search to prevent the need to use globals.
161	*
162	* @since 4.0.6
163	*
164	* @return Main Main instance of the plugin.
165	*/
166	function better_search() {
167	return Main::get_instance();
168	}
169	}
170
171	if ( ! function_exists( __NAMESPACE__ . '\load' ) ) {
172	/**
173	* The main function responsible for returning the one true WebberZone Better Search instance to functions everywhere.
174	*
175	* @since 3.3.0
176	*/
177	function load(): void {
178	better_search();
179	}
180	add_action( 'plugins_loaded', __NAMESPACE__ . '\load' );
181	}
182
183	/*
184	*----------------------------------------------------------------------------
185	* Include files
186	*----------------------------------------------------------------------------
187	*/
188	if ( ! function_exists( 'bsearch_get_settings' ) ) {
189	require_once BETTER_SEARCH_PLUGIN_DIR . 'includes/options-api.php';
190	require_once BETTER_SEARCH_PLUGIN_DIR . 'includes/class-better-search-core-query.php';
191	require_once BETTER_SEARCH_PLUGIN_DIR . 'includes/class-better-search-query.php';
192	require_once BETTER_SEARCH_PLUGIN_DIR . 'includes/functions.php';
193	require_once BETTER_SEARCH_PLUGIN_DIR . 'includes/general-template.php';
194	require_once BETTER_SEARCH_PLUGIN_DIR . 'includes/heatmap.php';
195	}
196
197	// Register activation hook.
198	register_activation_hook( __FILE__, __NAMESPACE__ . '\Admin\Activator::activation_hook' );
199
200	/**
201	* Declare $bsearch_settings global so that it can be accessed in every function
202	*
203	* @since 1.3
204	*/
205	global $bsearch_settings;
206	$bsearch_settings = bsearch_get_settings();
207