Code

< 40 %
40-60 %
> 60 %
1
<?php
2
/**
3
 * Uninstall page for Email Log Plugin to clean up all plugin data.
4
 *
5
 * This file is named uninstall.php since WordPress requires that name.
6
 */
7
8
// exit if WordPress is not uninstalling the plugin.
9
if ( ! defined( 'ABSPATH' ) && ! defined( 'WP_UNINSTALL_PLUGIN' ) ) {
10
	exit();
11
}
12
13
if ( is_multisite() ) {
14
	// Note: if there are more than 10,000 blogs or
15
	// if `wp_is_large_network` filter is set, then this may fail.
16
	$sites = get_sites();
17
18
	foreach ( $sites as $site ) {
19
		switch_to_blog( $site->blog_id );
20
		email_log_delete_db_data();
21
		restore_current_blog();
22
	}
23
} else {
24
	email_log_delete_db_data();
25
}
26
27
/**
28
 * Delete all email log data from db.
29
 *
30
 * The data include email log table, options, capability and add-on license data.
31
 *
32
 * @since 1.7
33
 *
34
 * @global object $wpdb
35
 */
36
function email_log_delete_db_data() {
37
	global $wpdb;
38
39
	$remove_data_on_uninstall = false;
40
41
	$option = get_option( 'email-log-core' );
42
	if ( is_array( $option ) && array_key_exists( 'remove_on_uninstall', $option ) &&
43
	     'true' === strtolower( $option['remove_on_uninstall'] ) ) {
44
45
		$remove_data_on_uninstall = true;
46
	}
47
48
	// This is hardcoded on purpose, since the entire plugin is not loaded during uninstall.
49
	$table_name = $wpdb->prefix . 'email_log';
50
51
	if ( $remove_data_on_uninstall ) {
52
		if ( $wpdb->get_var( "SHOW TABLES LIKE '{$table_name}'" ) == $table_name ) {
53
			$wpdb->query( "DROP TABLE $table_name" );
54
		}
55
56
		delete_option( 'email-log-db' );
57
		delete_option( 'email-log-core' );
58
59
		$roles = get_editable_roles();
60
		foreach ( $roles as $role_name => $role_obj ) {
61
			$role = get_role( $role_name );
62
63
			if ( ! is_null( $role ) ) {
64
				$role->remove_cap( 'manage_email_logs' );
65
			}
66
		}
67
		// Mask Fields addon adds this option.
68
		delete_option( 'el_mask_fields' );
69
70
		delete_option( 'el_bundle_license' );
71
		$wpdb->query( "DELETE FROM {$wpdb->options} WHERE option_name LIKE 'el_license_%'" );
72
	}
73
}
74