← All changes | classes/class-deactivate-duplicate-plugin.php +71 -32 3.3.2 → 3.7.2 View file →

		@@ -1,7 +1,7 @@
1	1	<?php
2	2	/**
3		- * Checks if another version of Ghost Kit/Ghost Kit Pro is active and deactivates it.
	3	+ * Deactivates a copy of Ghost Kit that cannot run next to Ghost Kit Pro.
4	4	*
5	5	* @package ghostkit/deactivate-duplicate-plugin
6	6	*/
7	7
		@@ -13,68 +13,107 @@
13	13	* Class GhostKit_Deactivate_Duplicate_Plugin
14	14	*/
15	15	class GhostKit_Deactivate_Duplicate_Plugin {
16	16	/**
	17	+ * Basename of the free plugin.
	18	+ */
	19	+ const FREE_PLUGIN = 'ghostkit/class-ghost-kit.php';
	20	+
	21	+ /**
	22	+ * Basename of the Pro plugin.
	23	+ */
	24	+ const PRO_PLUGIN = 'ghostkit-pro/class-ghost-kit-pro.php';
	25	+
	26	+ /**
	27	+ * First version of the free plugin that steps aside on its own when the Pro plugin
	28	+ * is active. Older ones declare the core class a second time instead, so they cannot
	29	+ * stay active next to it.
	30	+ *
	31	+ * `version_compare()` ranks a pre-release below the release it precedes, so the
	32	+ * `-alpha` suffix is what lets a beta or an RC of that version through.
	33	+ */
	34	+ const FREE_PLUGIN_MIN_VERSION = '3.7.1-alpha';
	35	+
	36	+ /**
17	37	* GhostKit_Deactivate_Duplicate_Plugin constructor.
18	38	*/
19	39	public function __construct() {
20		- add_action( 'activated_plugin', array( $this, 'deactivate_other_instances' ) );
	40	+ add_action( 'activated_plugin', array( $this, 'deactivate_outdated_free_plugin' ) );
21	41	add_action( 'pre_current_active_plugins', array( $this, 'plugin_deactivated_notice' ) );
22	42	}
23	43
24	44	/**
25		- * Checks if another version of Ghost Kit/Ghost Kit Pro is active and deactivates it.
26		- * Hooked on `activated_plugin` so other plugin is deactivated when current plugin is activated.
	45	+ * Deactivates the free plugin when the Pro plugin is active and the free copy is too
	46	+ * old to step aside by itself. Hooked on `activated_plugin`, so it runs whichever of
	47	+ * the two was just switched on.
27	48	*
28	49	* @param string $plugin The plugin being activated.
29	50	*/
30		- public function deactivate_other_instances( $plugin ) {
31		- if ( ! in_array( $plugin, array( 'ghostkit/class-ghost-kit.php', 'ghostkit-pro/class-ghost-kit-pro.php' ), true ) ) {
	51	+ public function deactivate_outdated_free_plugin( $plugin ) {
	52	+ if ( ! in_array( $plugin, array( self::FREE_PLUGIN, self::PRO_PLUGIN ), true ) ) {
32	53	return;
33	54	}
34	55
35		- $plugin_to_deactivate = 'ghostkit/class-ghost-kit.php';
36		- $deactivated_notice_id = 1;
	56	+ $active_plugins = (array) get_option( 'active_plugins', array() );
37	57
38		- // If we just activated the free version, deactivate the Pro version.
39		- if ( $plugin === $plugin_to_deactivate ) {
40		- $plugin_to_deactivate = 'ghostkit-pro/class-ghost-kit-pro.php';
41		- $deactivated_notice_id = 2;
	58	+ if ( is_multisite() ) {
	59	+ $active_plugins = array_merge(
	60	+ $active_plugins,
	61	+ array_keys( (array) get_site_option( 'active_sitewide_plugins', array() ) )
	62	+ );
42	63	}
43	64
44		- if ( is_multisite() && is_network_admin() ) {
45		- $active_plugins = (array) get_site_option( 'active_sitewide_plugins', array() );
46		- $active_plugins = array_keys( $active_plugins );
47		- } else {
48		- $active_plugins = (array) get_option( 'active_plugins', array() );
	65	+ if (
	66	+ ! in_array( self::FREE_PLUGIN, $active_plugins, true ) ||
	67	+ ! in_array( self::PRO_PLUGIN, $active_plugins, true )
	68	+ ) {
	69	+ return;
49	70	}
50	71
51		- foreach ( $active_plugins as $plugin_basename ) {
52		- if ( $plugin_to_deactivate === $plugin_basename ) {
53		- set_transient( 'gkt_deactivated_notice_id', $deactivated_notice_id, 1 * HOUR_IN_SECONDS );
54		- deactivate_plugins( $plugin_basename );
55		- return;
56		- }
	72	+ $free_plugin_file = WP_PLUGIN_DIR . '/' . self::FREE_PLUGIN;
	73	+
	74	+ // `active_plugins` keeps naming a plugin whose directory was removed by hand,
	75	+ // and `get_plugin_data()` reads the file without checking that it is there.
	76	+ if ( ! file_exists( $free_plugin_file ) ) {
	77	+ return;
57	78	}
	79	+
	80	+ if ( ! function_exists( 'get_plugin_data' ) ) {
	81	+ require_once ABSPATH . 'wp-admin/includes/plugin.php';
	82	+ }
	83	+
	84	+ $free_plugin_data = get_plugin_data( $free_plugin_file, false, false );
	85	+
	86	+ if (
	87	+ empty( $free_plugin_data['Version'] ) ||
	88	+ version_compare( $free_plugin_data['Version'], self::FREE_PLUGIN_MIN_VERSION, '>=' )
	89	+ ) {
	90	+ return;
	91	+ }
	92	+
	93	+ set_transient( 'gkt_deactivated_notice_id', 1, 1 * HOUR_IN_SECONDS );
	94	+
	95	+ deactivate_plugins( self::FREE_PLUGIN );
58	96	}
59	97
60	98	/**
61		- * Displays a notice when either Ghost Kit or Ghost Kit Pro is automatically deactivated.
	99	+ * Displays a notice when Ghost Kit is automatically deactivated.
62	100	*/
63	101	public function plugin_deactivated_notice() {
64		- $deactivated_notice_id = (int) get_transient( 'gkt_deactivated_notice_id' );
65		- if ( ! in_array( $deactivated_notice_id, array( 1, 2 ), true ) ) {
	102	+ if ( 1 !== (int) get_transient( 'gkt_deactivated_notice_id' ) ) {
66	103	return;
67	104	}
68	105
69		- $message = __( "Ghost Kit and Ghost Kit Pro should not be active at the same time. We've automatically deactivated Ghost Kit.", 'ghostkit' );
70		- if ( 2 === $deactivated_notice_id ) {
71		- $message = __( "Ghost Kit and Ghost Kit Pro should not be active at the same time. We've automatically deactivated Ghost Kit Pro.", 'ghostkit' );
72		- }
73		-
74	106	?>
75	107	<div class="notice notice-warning">
76		- <p><?php echo esc_html( $message ); ?></p>
	108	+ <p>
	109	+ <?php
	110	+ esc_html_e(
	111	+ "This version of Ghost Kit is too old to run next to Ghost Kit Pro. We've automatically deactivated Ghost Kit.",
	112	+ 'ghostkit'
	113	+ );
	114	+ ?>
	115	+ </p>
77	116	</div>
78	117	<?php
79	118
80	119	delete_transient( 'gkt_deactivated_notice_id' );