wp-optimize / vendor / team-updraft / lib-central / central / updraftplus.php

updraftplus.php in WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance 4.7.0, at vendor/team-updraft/lib-central/central/updraftplus.php

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1	<?php
2
3	if (class_exists('UpdraftPlus_Host')) return;
4
5	if (!defined('UPDRAFTCENTRAL_CLIENT_DIR')) define('UPDRAFTCENTRAL_CLIENT_DIR', dirname(__FILE__));
6	if (!defined('UPDRAFTCENTRAL_CLIENT_URL')) define('UPDRAFTCENTRAL_CLIENT_URL', plugins_url('', __FILE__));
7	if (!class_exists('UpdraftCentral_Host')) {
8	include_once(UPDRAFTCENTRAL_CLIENT_DIR.'/host.php');
9	}
10
11	/**
12	* This class is the basic bridge between UpdraftCentral and UpdraftPlus.
13	*/
14	class UpdraftPlus_Host extends UpdraftCentral_Host {
15
16	public $plugin_name = 'updraftplus';
17
18	public $translations = array();
19
20	protected static $_instance = null;
21
22	/**
23	* Creates an instance of this class. Singleton Pattern
24	*
25	* @return object Instance of this class
26	*/
27	public static function instance() {
28	if (empty(self::$_instance)) {
29	self::$_instance = new self();
30	}
31
32	return self::$_instance;
33	}
34
35	/**
36	* Class constructor
37	*/
38	public function __construct() {
39	parent::__construct();
40
41	add_action('updraftplus_debugtools_dashboard', array($this, 'debugtools_dashboard'), 20);
42	add_action('updraftplus_load_translations_for_udcentral', array($this, 'load_updraftplus_translations'));
43
44	$this->maybe_initialize_required_objects();
45	}
46
47	/**
48	* Loads the UpdraftCentral_Main instance
49	*
50	* @return void
51	*/
52	public function load_updraftcentral() {
53	$central_path = $this->is_host_dir_set() ? trailingslashit(UPDRAFTPLUS_DIR) : '';
54
55	if (file_exists($central_path.'central/bootstrap.php')) {
56	include_once($central_path.'central/bootstrap.php');
57	}
58	}
59
60	/**
61	* Whether the current user can perform key control AJAX actions
62	*
63	* @return Boolean
64	*/
65	public function current_user_can_ajax() {
66	return UpdraftPlus_Options::user_can_manage();
67	}
68
69	/**
70	* Below are interface methods' implementations that are required by UpdraftCentral to function properly. Please
71	* see the "interface.php" to check all the required interface methods.
72	*/
73
74	/**
75	* Checks whether the plugin's DIR constant is currently define or not
76	*
77	* @return bool
78	*/
79	public function is_host_dir_set() {
80	return defined('UPDRAFTPLUS_DIR') ? true : false;
81	}
82
83	/**
84	* Get the host plugin's dir path
85	*
86	* @return string
87	*/
88	public function get_host_dir() {
89	return defined('UPDRAFTPLUS_DIR') ? UPDRAFTPLUS_DIR : dirname(dirname(__FILE__));
90	}
91
92	/**
93	* Retrieves the filter used by UpdraftPlus to log errors or certain events
94	*
95	* @return string
96	*/
97	public function get_logline_filter() {
98	return 'updraftplus_logline';
99	}
100
101	/**
102	* Checks whether debug mod is set
103	*
104	* @return bool
105	*/
106	public function get_debug_mode() {
107	if (class_exists('UpdraftPlus_Options')) {
108	return UpdraftPlus_Options::get_updraft_option('updraft_debug_mode');
109	}
110	return false;
111	}
112
113	/**
114	* Used as a central location (to avoid repetition) to register or de-register hooks into the WP HTTP API
115	*
116	* @param bool $register True to register, false to de-register
117	* @return void
118	*/
119	public function register_wp_http_option_hooks($register = true) {
120	global $updraftplus;
121
122	if ($updraftplus) {
123	$updraftplus->register_wp_http_option_hooks($register);
124	}
125	}
126
127	/**
128	* Retrieves the class name of the host plugin
129	*
130	* @return string\|bool
131	*/
132	public function get_class_name() {
133	global $updraftplus;
134
135	if ($updraftplus) {
136	return get_class($updraftplus);
137	}
138
139	return false;
140	}
141
142	/**
143	* Returns the instance of the host plugin
144	*
145	* @return object\|bool
146	*/
147	public function get_instance() {
148	global $updraftplus;
149
150	if ($updraftplus) {
151	return $updraftplus;
152	}
153
154	return false;
155	}
156
157	/**
158	* Returns the admin instance of the host plugin
159	*
160	* @return object\|bool
161	*/
162	public function get_admin_instance() {
163	global $updraftplus_admin;
164
165	if ($updraftplus_admin) {
166	return $updraftplus_admin;
167	} else {
168	if (defined('UPDRAFTPLUS_DIR') && file_exists(UPDRAFTPLUS_DIR.'/admin.php')) {
169	updraft_try_include_file('admin.php', 'include_once');
170	$updraftplus_admin = new UpdraftPlus_Admin();
171	return $updraftplus_admin;
172	}
173	}
174
175	return false;
176	}
177
178	/**
179	* Logs the given line
180	*
181	* @param string $line The log line
182	* @param string $level The log level: notice, warning, error, etc.
183	* @param boolean\|string $uniq_id Each of these will only be logged once
184	*
185	* @return void
186	*/
187	public function log($line, $level = 'notice', $uniq_id = false) {
188	global $updraftplus;
189
190	if ($updraftplus) {
191	if (is_callable(array($updraftplus, 'log'))) {
192	call_user_func(array($updraftplus, 'log'), $line, $level, $uniq_id);
193	}
194	}
195	}
196
197	/**
198	* Returns the current version of the host plugin
199	*
200	* @return string\|bool
201	*/
202	public function get_version() {
203	global $updraftplus;
204
205	if ($updraftplus) {
206	return $updraftplus->version;
207	}
208
209	return false;
210	}
211
212	/**
213	* Returns the filesystem class of the host's plugin
214	*
215	* @return class\|bool
216	*/
217	public function get_filesystem_functions() {
218	if ($this->has_filesystem_functions()) {
219	return UpdraftPlus_Filesystem_Functions;
220	}
221
222	return false;
223	}
224
225	/**
226	* Checks whether the filesystem class of the host plugin exists
227	*
228	* @return bool
229	*/
230	public function has_filesystem_functions() {
231	return class_exists('UpdraftPlus_Filesystem_Functions');
232	}
233
234	/**
235	* Checks whether force debugging is set
236	*
237	* @return bool
238	*/
239	public function is_force_debug() {
240	return (defined('UPDRAFTPLUS_UDRPC_FORCE_DEBUG') && UPDRAFTPLUS_UDRPC_FORCE_DEBUG) ? true : false;
241	}
242
243	/**
244	* Initializes required objects (if not yet initialized) for UpdraftCentral usage
245	*
246	* @return void
247	*/
248	private function maybe_initialize_required_objects() {
249	global $updraftplus;
250
251	if (!class_exists('UpdraftPlus')) {
252	if (defined('UPDRAFTPLUS_DIR') && file_exists(UPDRAFTPLUS_DIR.'/class-updraftplus.php')) {
253	updraft_try_include_file('class-updraftplus.php', 'include_once');
254	if (empty($updraftplus) \|\| !is_a($updraftplus, 'UpdraftPlus')) {
255	$updraftplus = new UpdraftPlus();
256	}
257	}
258	}
259
260	if (!class_exists('UpdraftPlus_Options')) {
261	if (defined('UPDRAFTPLUS_DIR') && file_exists(UPDRAFTPLUS_DIR.'/options.php')) {
262	updraft_try_include_file('options.php', 'require_once');
263	}
264	}
265
266	if (!class_exists('UpdraftPlus_Filesystem_Functions')) {
267	if (defined('UPDRAFTPLUS_DIR') && file_exists(UPDRAFTPLUS_DIR.'/includes/class-filesystem-functions.php')) {
268	updraft_try_include_file('includes/class-filesystem-functions.php', 'require_once');
269	}
270	}
271	}
272
273	/**
274	* Load translations which are based on UpdraftPlus domain text
275	*/
276	public function load_updraftplus_translations() {
277	// Load updraftplus translations
278	if (defined('UPDRAFTCENTRAL_CLIENT_DIR') && file_exists(UPDRAFTCENTRAL_CLIENT_DIR.'/translations-central.php')) {
279	$this->translations = include(UPDRAFTCENTRAL_CLIENT_DIR.'/translations-central.php');
280	}
281	}
282	}
283