notifier / libraries / action-scheduler / classes / ActionScheduler_WPCommentCleaner.php

ActionScheduler_WPCommentCleaner.php in WANotifier for Forms and Actions 2.7.13, at libraries/action-scheduler/classes/ActionScheduler_WPCommentCleaner.php

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1	<?php
2
3	/**
4	* Class ActionScheduler_WPCommentCleaner
5	*
6	* @since 3.0.0
7	*/
8	class ActionScheduler_WPCommentCleaner {
9
10	/**
11	* Post migration hook used to cleanup the WP comment table.
12	*
13	* @var string
14	*/
15	protected static $cleanup_hook = 'action_scheduler/cleanup_wp_comment_logs';
16
17	/**
18	* An instance of the ActionScheduler_wpCommentLogger class to interact with the comments table.
19	*
20	* This instance should only be used as an interface. It should not be initialized.
21	*
22	* @var ActionScheduler_wpCommentLogger
23	*/
24	protected static $wp_comment_logger = null;
25
26	/**
27	* The key used to store the cached value of whether there are logs in the WP comment table.
28	*
29	* @var string
30	*/
31	protected static $has_logs_option_key = 'as_has_wp_comment_logs';
32
33	/**
34	* Initialize the class and attach callbacks.
35	*/
36	public static function init() {
37	if ( empty( self::$wp_comment_logger ) ) {
38	self::$wp_comment_logger = new ActionScheduler_wpCommentLogger();
39	}
40
41	add_action( self::$cleanup_hook, array( __CLASS__, 'delete_all_action_comments' ) );
42
43	// While there are orphaned logs left in the comments table, we need to attach the callbacks which filter comment counts.
44	add_action( 'pre_get_comments', array( self::$wp_comment_logger, 'filter_comment_queries' ), 10, 1 );
45	add_action( 'wp_count_comments', array( self::$wp_comment_logger, 'filter_comment_count' ), 20, 2 ); // run after WC_Comments::wp_count_comments() to make sure we exclude order notes and action logs
46	add_action( 'comment_feed_where', array( self::$wp_comment_logger, 'filter_comment_feed' ), 10, 2 );
47
48	// Action Scheduler may be displayed as a Tools screen or WooCommerce > Status administration screen
49	add_action( 'load-tools_page_action-scheduler', array( __CLASS__, 'register_admin_notice' ) );
50	add_action( 'load-woocommerce_page_wc-status', array( __CLASS__, 'register_admin_notice' ) );
51	}
52
53	/**
54	* Determines if there are log entries in the wp comments table.
55	*
56	* Uses the flag set on migration completion set by @see self::maybe_schedule_cleanup().
57	*
58	* @return boolean Whether there are scheduled action comments in the comments table.
59	*/
60	public static function has_logs() {
61	return 'yes' === get_option( self::$has_logs_option_key );
62	}
63
64	/**
65	* Schedules the WP Post comment table cleanup to run in 6 months if it's not already scheduled.
66	* Attached to the migration complete hook 'action_scheduler/migration_complete'.
67	*/
68	public static function maybe_schedule_cleanup() {
69	if ( (bool) get_comments( array( 'type' => ActionScheduler_wpCommentLogger::TYPE, 'number' => 1, 'fields' => 'ids' ) ) ) {
70	update_option( self::$has_logs_option_key, 'yes' );
71
72	if ( ! as_next_scheduled_action( self::$cleanup_hook ) ) {
73	as_schedule_single_action( gmdate( 'U' ) + ( 6 * MONTH_IN_SECONDS ), self::$cleanup_hook );
74	}
75	}
76	}
77
78	/**
79	* Delete all action comments from the WP Comments table.
80	*/
81	public static function delete_all_action_comments() {
82	global $wpdb;
83	$wpdb->delete( $wpdb->comments, array( 'comment_type' => ActionScheduler_wpCommentLogger::TYPE, 'comment_agent' => ActionScheduler_wpCommentLogger::AGENT ) );
84	delete_option( self::$has_logs_option_key );
85	}
86
87	/**
88	* Registers admin notices about the orphaned action logs.
89	*/
90	public static function register_admin_notice() {
91	add_action( 'admin_notices', array( __CLASS__, 'print_admin_notice' ) );
92	}
93
94	/**
95	* Prints details about the orphaned action logs and includes information on where to learn more.
96	*/
97	public static function print_admin_notice() {
98	$next_cleanup_message = '';
99	$next_scheduled_cleanup_hook = as_next_scheduled_action( self::$cleanup_hook );
100
101	if ( $next_scheduled_cleanup_hook ) {
102	/* translators: %s: date interval */
103	$next_cleanup_message = sprintf( __( 'This data will be deleted in %s.', 'action-scheduler' ), human_time_diff( gmdate( 'U' ), $next_scheduled_cleanup_hook ) );
104	}
105
106	$notice = sprintf(
107	/* translators: 1: next cleanup message 2: github issue URL */
108	__( 'Action Scheduler has migrated data to custom tables; however, orphaned log entries exist in the WordPress Comments table. %1$s <a href="%2$s">Learn more »</a>', 'action-scheduler' ),
109	$next_cleanup_message,
110	'https://github.com/woocommerce/action-scheduler/issues/368'
111	);
112
113	echo '<div class="notice notice-warning"><p>' . wp_kses_post( $notice ) . '</p></div>';
114	}
115	}
116