class-give-cache-setting.php — GiveWP – Donation Plugin and Fundraising Platform 2.7.5

give / includes / class-give-cache-setting.php

give / includes Last commit date

class-give-cache-setting.php

299 lines

1	<?php
2	/**
3	* Class for managing plugin settings cache
4	*
5	* Note: only use for internal purpose.
6	*
7	* @package Give
8	* @subpackage Classes/Give_Cache_Setting
9	* @copyright Copyright (c) 2018, GiveWP
10	* @license https://opensource.org/licenses/gpl-license GNU Public License
11	* @since 2.4.0
12	*/
13
14	// Exit if accessed directly.
15	if ( ! defined( 'ABSPATH' ) ) {
16	exit;
17	}
18
19	/**
20	* Class Give_Cache_Setting
21	*/
22	class Give_Cache_Setting {
23	/**
24	* Instance.
25	*
26	* @since 2.4.0
27	* @access private
28	* @var Give_Cache_Setting
29	*/
30	private static $instance;
31
32	/**
33	* Cache key.
34	*
35	* @since 2.4.0
36	* @access private
37	* @var string
38	*/
39	private $cache_key = 'giveAllOptions';
40
41
42	/**
43	* Cache group.
44	*
45	* @since 2.4.0
46	* @access private
47	* @var string
48	*/
49	private $cache_group = 'give-options';
50
51	/**
52	* Array of cached settings
53	*
54	* @since 2.4.0
55	* @access private
56	* @var array
57	*/
58	private $settings = array(
59	'give_settings' => array(),
60	'give_version' => '',
61	'give_completed_upgrades' => array(),
62	'give_doing_upgrade' => array(),
63	'give_paused_batches' => array(),
64	'give_install_pages_created' => '',
65	'give_show_db_upgrade_complete_notice' => '',
66	'give_addon_last_activated' => '',
67	'currencies' => array(),
68	'gateways' => array(),
69	);
70
71	/**
72	* Array of cached setting db option names
73	*
74	* @since 2.4.0
75	* @access private
76	* @var array
77	*/
78	private $db_option_ids = array(
79	'give_settings',
80	'give_version',
81	'give_completed_upgrades',
82	'give_doing_upgrade',
83	'give_install_pages_created',
84	'give_show_db_upgrade_complete_notice',
85	'give_addon_last_activated',
86	'give_paused_batches',
87	);
88
89	/**
90	* Array of cached setting option names
91	*
92	* @since 2.4.0
93	* @access private
94	* @var array
95	*/
96	private static $all_option_ids;
97
98	/**
99	* Singleton pattern.
100	*
101	* @since 2.4.0
102	* @access private
103	*/
104	private function __construct() {
105	}
106
107
108	/**
109	* Get instance.
110	*
111	* @since 2.4.0
112	* @access public
113	* @return Give_Cache_Setting
114	*/
115	public static function get_instance() {
116	if ( null === static::$instance ) {
117	self::$instance = new static();
118
119	self::$instance->setup();
120	}
121
122	return self::$instance;
123	}
124
125	/**
126	* Setup
127	*
128	* @since 2.4.0
129	* @access private
130	*/
131	private function setup() {
132	self::$all_option_ids = array_keys( $this->settings );
133
134	$this->load_plugin_settings();
135
136	add_action( 'added_option', array( $this, 'reload_plugin_settings' ) );
137	add_action( 'updated_option', array( $this, 'reload_plugin_settings' ) );
138	add_action( 'deleted_option', array( $this, 'reload_plugin_settings' ) );
139
140	add_action( 'give_init', array( $this, 'setup_currencies_list' ), 11 );
141	add_action( 'give_init', array( $this, 'setup_gateways_list' ), 11 );
142	}
143
144	/**
145	* Load plugin settings
146	*
147	* @since 2.4.0
148	* @access private
149	*/
150	private function load_plugin_settings() {
151	global $wpdb;
152
153	/**
154	* Fire the filter
155	*
156	* This filter can be used if admin facing any caching issue.
157	* This is a switch to enable or disable setting cache.
158	* Thus filter can be removed in future.
159	*
160	* @since 2.4.1
161	*/
162	if ( ! apply_filters( 'give_disable_setting_cache', false ) ) {
163	$cache = wp_cache_get( $this->cache_key, $this->cache_group );
164
165	// Load options from cache.
166	if ( ! empty( $cache ) ) {
167	$this->settings = $cache;
168
169	return;
170	}
171	}
172
173	$db_option_ids = '\'' . implode( '\',\'', $this->db_option_ids ) . '\'';
174
175	$sql = "SELECT option_name, option_value FROM $wpdb->options WHERE option_name IN ({$db_option_ids}) ";
176	$results = $wpdb->get_results( $sql );
177
178	if ( ! empty( $results ) ) {
179
180	/* @var stdClass $result */
181	foreach ( $results as $result ) {
182	$this->settings[ $result->option_name ] = maybe_unserialize( $result->option_value );
183	}
184
185	wp_cache_set( $this->cache_key, $this->settings, $this->cache_group );
186	}
187	}
188
189	/**
190	* Reload option when add, update or delete
191	*
192	* Note: only for internal logic
193	*
194	* @since 2.4.0
195	*
196	* @param $option_name
197	*/
198	public function reload_plugin_settings( $option_name ) {
199	// Bailout.
200	if ( ! in_array( $option_name, $this->db_option_ids ) ) {
201	return;
202	}
203
204	wp_cache_delete( $this->cache_key, $this->cache_group );
205	$this->load_plugin_settings();
206	}
207
208	/**
209	* Setup currencies list
210	*
211	* @since 2.4.0
212	*/
213	public function setup_currencies_list() {
214	$currencies = require_once GIVE_PLUGIN_DIR . 'includes/currencies-list.php';
215
216	/**
217	* Filter the supported currency list
218	*
219	* @since 2.4.0
220	*/
221	$currencies = apply_filters( 'give_register_currency', $currencies );
222
223	$this->settings['currencies'] = $currencies;
224	}
225
226
227	/**
228	* Setup gateway list
229	*
230	* @since 2.4.0
231	*/
232	public function setup_gateways_list() {
233	// Default, built-in gateways
234	$gateways = array(
235	'paypal' => array(
236	'admin_label' => __( 'PayPal Standard', 'give' ),
237	'checkout_label' => __( 'PayPal', 'give' ),
238	),
239	'manual' => array(
240	'admin_label' => __( 'Test Donation', 'give' ),
241	'checkout_label' => __( 'Test Donation', 'give' ),
242	),
243	'offline' => array(
244	'admin_label' => esc_attr__( 'Offline Donation', 'give' ),
245	'checkout_label' => esc_attr__( 'Offline Donation', 'give' ),
246	),
247	);
248
249	/**
250	* Filter the supported gateways list
251	*
252	* @since 2.4.0
253	*/
254	$gateways = apply_filters( 'give_register_gateway', $gateways );
255
256	$this->settings['gateways'] = $gateways;
257	}
258
259
260	/**
261	* Get option
262	*
263	* @since 2.4.0
264	* @access public
265	*
266	* @param $option_name
267	* @param bool $default
268	*
269	* @return mixed
270	*/
271	public static function get_option( $option_name, $default = false ) {
272	$value = $default;
273
274	if ( in_array( $option_name, self::$all_option_ids ) ) {
275	$value = ! empty( self::$instance->settings[ $option_name ] )
276	? self::$instance->settings[ $option_name ]
277	: $default;
278	}
279
280	return $value;
281	}
282
283	/**
284	* Get plugin settings
285	*
286	* @since 2.4.0
287	* @access public
288	*/
289	public static function get_settings() {
290
291	/**
292	* Filter the plugin setting
293	*/
294	return (array) apply_filters( 'give_get_settings', self::get_option( 'give_settings', array() ) );
295	}
296	}
297
298	Give_Cache_Setting::get_instance();
299