polylang / install / install-base.php

install-base.php in Polylang 2.2.2, at install/install-base.php

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1	<?php
2
3	/**
4	* A generic activation / de-activation class compatble with multisite
5	*
6	* @since 1.7
7	*/
8	class PLL_Install_Base {
9	protected $plugin_basename;
10
11	/**
12	* Constructor
13	*
14	* @since 1.7
15	*
16	* @param string $plugin_basename Plugin basename
17	*/
18	public function __construct( $plugin_basename ) {
19	$this->plugin_basename = $plugin_basename;
20
21	// Manages plugin activation and deactivation
22	register_activation_hook( $plugin_basename, array( $this, 'activate' ) );
23	register_deactivation_hook( $plugin_basename, array( $this, 'deactivate' ) );
24
25	// Blog creation on multisite
26	add_action( 'wpmu_new_blog', array( $this, 'wpmu_new_blog' ), 5 ); // Before WP attempts to send mails which can break on some PHP versions
27	}
28
29	/**
30	* Allows to detect plugin deactivation
31	*
32	* @since 1.7
33	*
34	* @return bool true if the plugin is currently beeing deactivated
35	*/
36	public function is_deactivation() {
37	return isset( $_GET['action'], $_GET['plugin'] ) && 'deactivate' == $_GET['action'] && $this->plugin_basename == $_GET['plugin'];
38	}
39
40	/**
41	* Activation or deactivation for all blogs
42	*
43	* @since 1.2
44	*
45	* @param string $what Either 'activate' or 'deactivate'
46	* @param bool $networkwide
47	*/
48	protected function do_for_all_blogs( $what, $networkwide ) {
49	// Network
50	if ( is_multisite() && $networkwide ) {
51	global $wpdb;
52
53	foreach ( $wpdb->get_col( "SELECT blog_id FROM $wpdb->blogs" ) as $blog_id ) {
54	switch_to_blog( $blog_id );
55	'activate' == $what ? $this->_activate() : $this->_deactivate();
56	}
57	restore_current_blog();
58	}
59
60	// Single blog
61	else {
62	'activate' == $what ? $this->_activate() : $this->_deactivate();
63	}
64	}
65
66	/**
67	* Plugin activation for multisite
68	*
69	* @since 1.7
70	*
71	* @param bool $networkwide
72	*/
73	public function activate( $networkwide ) {
74	$this->do_for_all_blogs( 'activate', $networkwide );
75	}
76
77	/**
78	* Plugin activation
79	*
80	* @since 0.5
81	*/
82	protected function _activate() {
83	// Can be overriden in child class
84	}
85
86	/**
87	* Plugin deactivation for multisite
88	*
89	* @since 0.1
90	*
91	* @param bool $networkwide
92	*/
93	public function deactivate( $networkwide ) {
94	$this->do_for_all_blogs( 'deactivate', $networkwide );
95	}
96
97	/**
98	* Plugin deactivation
99	*
100	* @since 0.5
101	*/
102	protected function _deactivate() {
103	// Can be overriden in child class
104	}
105
106	/**
107	* Blog creation on multisite ( to set default options )
108	*
109	* @since 0.9.4
110	*
111	* @param int $blog_id
112	*/
113	public function wpmu_new_blog( $blog_id ) {
114	switch_to_blog( $blog_id );
115	$this->_activate();
116	restore_current_blog();
117	}
118	}
119