woocommerce-square / woocommerce-square.php

woocommerce-square.php in WooCommerce Square 2.1.3, at woocommerce-square.php

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1	<?php
2	/**
3	* Plugin Name: WooCommerce Square
4	* Version: 2.1.3
5	* Plugin URI: https://woocommerce.com/products/square/
6	* Description: Adds ability to sync inventory between WooCommerce and Square POS. In addition, you can also make purchases through the Square payment gateway.
7	* Author: WooCommerce
8	* Author URI: https://www.woocommerce.com/
9	* Text Domain: woocommerce-square
10	* Domain Path: /i18n/languages/
11	*
12	* Copyright: © 2020 WooCommerce
13	*
14	* License: GNU General Public License v3.0
15	* License URI: http://www.gnu.org/licenses/gpl-3.0.html
16	*
17	* @author WooCommerce
18	* @copyright Copyright (c) 2019, Automattic, Inc.
19	* @license http://www.gnu.org/licenses/gpl-3.0.html GNU General Public License v3.0
20	*
21	* WC requires at least: 3.0
22	* WC tested up to: 4.0
23	*/
24
25	defined( 'ABSPATH' ) or exit;
26
27	require_once( plugin_dir_path( __FILE__ ) . 'vendor/prospress/action-scheduler/action-scheduler.php' );
28
29	/**
30	* The plugin loader class.
31	*
32	* @since 2.0.0
33	*/
34	class WooCommerce_Square_Loader {
35
36
37	/** minimum PHP version required by this plugin */
38	const MINIMUM_PHP_VERSION = '5.6.0';
39
40	/** minimum WordPress version required by this plugin */
41	const MINIMUM_WP_VERSION = '4.6';
42
43	/** minimum WooCommerce version required by this plugin */
44	const MINIMUM_WC_VERSION = '3.0';
45
46	/** SkyVerge plugin framework version used by this plugin */
47	const FRAMEWORK_VERSION = '5.4.0';
48
49	/** the plugin name, for displaying notices */
50	const PLUGIN_NAME = 'WooCommerce Square';
51
52
53	/** @var WooCommerce_Square_Loader single instance of this class */
54	private static $instance;
55
56	/** @var array the admin notices to add */
57	private $notices = array();
58
59
60	/**
61	* Constructs the class.
62	*
63	* @since 2.0.0
64	*/
65	protected function __construct() {
66
67	register_activation_hook( __FILE__, array( $this, 'activation_check' ) );
68
69	add_action( 'admin_init', array( $this, 'check_environment' ) );
70	add_action( 'admin_init', array( $this, 'add_plugin_notices' ) );
71
72	add_action( 'admin_notices', array( $this, 'admin_notices' ), 15 );
73
74	// if the environment check fails, initialize the plugin
75	if ( $this->is_environment_compatible() ) {
76	add_action( 'plugins_loaded', array( $this, 'init_plugin' ) );
77	}
78	}
79
80
81	/**
82	* Cloning instances is forbidden due to singleton pattern.
83	*
84	* @since 2.0.0
85	*/
86	public function __clone() {
87
88	_doing_it_wrong( __FUNCTION__, sprintf( 'You cannot clone instances of %s.', get_class( $this ) ), '2.0.0' );
89	}
90
91
92	/**
93	* Unserializing instances is forbidden due to singleton pattern.
94	*
95	* @since 2.0.0
96	*/
97	public function __wakeup() {
98
99	_doing_it_wrong( __FUNCTION__, sprintf( 'You cannot unserialize instances of %s.', get_class( $this ) ), '2.0.0' );
100	}
101
102
103	/**
104	* Initializes the plugin.
105	*
106	* @since 2.0.0
107	*/
108	public function init_plugin() {
109
110	if ( ! $this->plugins_compatible() ) {
111	return;
112	}
113
114	$this->load_framework();
115
116	// autoload plugin and vendor files
117	$loader = require_once( plugin_dir_path( __FILE__ ) . 'vendor/autoload.php' );
118
119	// register plugin namespace with autoloader
120	$loader->addPsr4( 'WooCommerce\\Square\\', __DIR__ . '/includes' );
121
122	require_once( plugin_dir_path( __FILE__ ) . 'includes/Functions.php' );
123
124	// fire it up!
125	wc_square();
126	}
127
128
129	/**
130	* Loads the base framework classes.
131	*
132	* @since 2.0.0
133	*/
134	protected function load_framework() {
135
136	if ( ! class_exists( '\\SkyVerge\\WooCommerce\\PluginFramework\\' . $this->get_framework_version_namespace() . '\\SV_WC_Plugin' ) ) {
137	require_once( plugin_dir_path( __FILE__ ) . 'vendor/skyverge/wc-plugin-framework/woocommerce/class-sv-wc-plugin.php' );
138	}
139
140	if ( ! class_exists( '\\SkyVerge\\WooCommerce\\PluginFramework\\' . $this->get_framework_version_namespace() . '\\SV_WC_Payment_Gateway_Plugin' ) ) {
141	require_once( plugin_dir_path( __FILE__ ) . 'vendor/skyverge/wc-plugin-framework/woocommerce/payment-gateway/class-sv-wc-payment-gateway-plugin.php' );
142	}
143	}
144
145
146	/**
147	* Gets the framework version in namespace form.
148	*
149	* @since 2.0.0
150	*
151	* @return string
152	*/
153	protected function get_framework_version_namespace() {
154
155	return 'v' . str_replace( '.', '_', $this->get_framework_version() );
156	}
157
158
159	/**
160	* Gets the framework version used by this plugin.
161	*
162	* @since 2.0.0
163	*
164	* @return string
165	*/
166	protected function get_framework_version() {
167
168	return self::FRAMEWORK_VERSION;
169	}
170
171
172	/**
173	* Checks the server environment and other factors and deactivates plugins as necessary.
174	*
175	* Based on http://wptavern.com/how-to-prevent-wordpress-plugins-from-activating-on-sites-with-incompatible-hosting-environments
176	*
177	* @since 2.0.0
178	*/
179	public function activation_check() {
180
181	if ( ! $this->is_environment_compatible() ) {
182
183	$this->deactivate_plugin();
184
185	wp_die( self::PLUGIN_NAME . ' could not be activated. ' . $this->get_environment_message() );
186	}
187	}
188
189	/**
190	* Checks the environment on loading WordPress, just in case the environment changes after activation.
191	*
192	* @since 2.0.0
193	*/
194	public function check_environment() {
195
196	if ( ! $this->is_environment_compatible() && is_plugin_active( plugin_basename( __FILE__ ) ) ) {
197
198	$this->deactivate_plugin();
199
200	$this->add_admin_notice( 'bad_environment', 'error', self::PLUGIN_NAME . ' has been deactivated. ' . $this->get_environment_message() );
201	}
202	}
203
204
205	/**
206	* Adds notices for out-of-date WordPress and/or WooCommerce versions.
207	*
208	* @since 2.0.0
209	*/
210	public function add_plugin_notices() {
211
212	if ( ! $this->is_wp_compatible() ) {
213
214	$this->add_admin_notice( 'update_wordpress', 'error', sprintf(
215	'%s requires WordPress version %s or higher. Please %supdate WordPress »%s',
216	'<strong>' . self::PLUGIN_NAME . '</strong>',
217	self::MINIMUM_WP_VERSION,
218	'<a href="' . esc_url( admin_url( 'update-core.php' ) ) . '">', '</a>'
219	) );
220	}
221
222	if ( ! $this->is_wc_compatible() ) {
223
224	$this->add_admin_notice( 'update_woocommerce', 'error', sprintf(
225	'%1$s requires WooCommerce version %2$s or higher. Please %3$supdate WooCommerce%4$s to the latest version, or %5$sdownload the minimum required version »%6$s',
226	'<strong>' . self::PLUGIN_NAME . '</strong>',
227	self::MINIMUM_WC_VERSION,
228	'<a href="' . esc_url( admin_url( 'update-core.php' ) ) . '">', '</a>',
229	'<a href="' . esc_url( 'https://downloads.wordpress.org/plugin/woocommerce.' . self::MINIMUM_WC_VERSION . '.zip' ) . '">', '</a>'
230	) );
231	}
232	}
233
234
235	/**
236	* Determines if the required plugins are compatible.
237	*
238	* @since 2.0.0
239	*
240	* @return bool
241	*/
242	protected function plugins_compatible() {
243
244	return $this->is_wp_compatible() && $this->is_wc_compatible();
245	}
246
247
248	/**
249	* Determines if the WordPress compatible.
250	*
251	* @since 2.0.0
252	*
253	* @return bool
254	*/
255	protected function is_wp_compatible() {
256
257	if ( ! self::MINIMUM_WP_VERSION ) {
258	return true;
259	}
260
261	return version_compare( get_bloginfo( 'version' ), self::MINIMUM_WP_VERSION, '>=' );
262	}
263
264
265	/**
266	* Determines if the WooCommerce compatible.
267	*
268	* @since 2.0.0
269	*
270	* @return bool
271	*/
272	protected function is_wc_compatible() {
273
274	if ( ! self::MINIMUM_WC_VERSION ) {
275	return true;
276	}
277
278	return defined( 'WC_VERSION' ) && version_compare( WC_VERSION, self::MINIMUM_WC_VERSION, '>=' );
279	}
280
281
282	/**
283	* Deactivates the plugin.
284	*
285	* @since 2.0.0
286	*/
287	protected function deactivate_plugin() {
288
289	deactivate_plugins( plugin_basename( __FILE__ ) );
290
291	if ( isset( $_GET['activate'] ) ) {
292	unset( $_GET['activate'] );
293	}
294	}
295
296
297	/**
298	* Adds an admin notice to be displayed.
299	*
300	* @since 2.0.0
301	*
302	* @param string $slug the slug for the notice
303	* @param string $class the css class for the notice
304	* @param string $message the notice message
305	*/
306	public function add_admin_notice( $slug, $class, $message ) {
307
308	$this->notices[ $slug ] = array(
309	'class' => $class,
310	'message' => $message
311	);
312	}
313
314
315	/**
316	* Displays any admin notices added with \WooCommerce_Square_Loader::add_admin_notice()
317	*
318	* @since 2.0.0
319	*/
320	public function admin_notices() {
321
322	foreach ( (array) $this->notices as $notice_key => $notice ) {
323
324	?>
325	<div class="<?php echo esc_attr( $notice['class'] ); ?>">
326	<p>
327	<?php echo wp_kses( $notice['message'], array( 'a' => array( 'href' => array() ) ) ); ?>
328	</p>
329	</div>
330	<?php
331	}
332	}
333
334
335	/**
336	* Determines if the server environment is compatible with this plugin.
337	*
338	* Override this method to add checks for more than just the PHP version.
339	*
340	* @since 2.0.0
341	*
342	* @return bool
343	*/
344	protected function is_environment_compatible() {
345
346	return version_compare( PHP_VERSION, self::MINIMUM_PHP_VERSION, '>=' );
347	}
348
349
350	/**
351	* Gets the message for display when the environment is incompatible with this plugin.
352	*
353	* @since 2.0.0
354	*
355	* @return string
356	*/
357	protected function get_environment_message() {
358
359	$message = sprintf( 'The minimum PHP version required for this plugin is %1$s. You are running %2$s.', self::MINIMUM_PHP_VERSION, PHP_VERSION );
360
361	return $message;
362	}
363
364
365	/**
366	* Gets the main plugin loader instance.
367	*
368	* Ensures only one instance can be loaded.
369	*
370	* @since 2.0.0
371	*
372	* @return \WooCommerce_Square_Loader
373	*/
374	public static function instance() {
375
376	if ( null === self::$instance ) {
377	self::$instance = new self();
378	}
379
380	return self::$instance;
381	}
382
383
384	}
385
386	// fire it up!
387	WooCommerce_Square_Loader::instance();
388