rvg-optimize-database / classes / odb-scheduler.php

odb-scheduler.php in Optimize Database after Deleting Revisions 5.2, at classes/odb-scheduler.php

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1	<?php
2	/************************************************************************************************
3	*
4	* SCHEDULER CLASS
5	*
6	************************************************************************************************/
7	?>
8	<?php
9	class ODB_Scheduler {
10
11	/********************************************************************************************
12	* CONSTRUCTOR
13	********************************************************************************************/
14	function __construct() {
15	global $odb_class;
16
17	// ADD EXTRA CRON SCHEDULES
18	add_filter('cron_schedules', array(&$this, 'odb_extra_cron_schedules'));
19
20	// ADD SCHEDULER
21	add_action('odb_scheduler', array(&$odb_class, 'odb_start_scheduler'));
22	} // __construct()
23
24
25	/*******************************************************************************
26	* ADD EXTRA SCHEDULE FOR THE CRONTAB
27	* http://codex.wordpress.org/Plugin_API/Filter_Reference/cron_schedules
28	*
29	* v4.0.1 Localization fixed
30	* v4.0.3 ($schedules) added as a parameter
31	* v4.2.0 Added monthly
32	*******************************************************************************/
33	function odb_extra_cron_schedules($schedules) {
34	global $odb_class;
35
36	$schedules['weekly'] = array(
37	'interval' => 604800,
38	'display' => __('Once Weekly', 'rvg-optimize-database')
39	);
40	$schedules['monthly'] = array(
41	'interval' => 2628000, // average amount of seconds in a month
42	'display' => __('Once Monthly', 'rvg-optimize-database')
43	);
44	// FOR DEBUGGING
45	$schedules['fiveminutes'] = array(
46	'interval' => 300,
47	'display' => __('Every Five Minutes', 'rvg-optimize-database')
48	);
49	return $schedules;
50	} // odb_extra_cron_schedules()
51
52
53	/*******************************************************************************
54	* UPDATE SCHEDULER (IF NEEDED)
55	*******************************************************************************/
56	function odb_update_scheduler() {
57	global $odb_class;
58
59	if($odb_class->odb_rvg_options['schedule_type'] == '') {
60	// SHOULDN'T BE SCHEDULED
61	wp_clear_scheduled_hook('odb_scheduler');
62	$odb_class->odb_rvg_options['schedule_hour'] = '';
63	$odb_class->odb_multisite_obj->odb_ms_update_option('odb_rvg_options', $odb_class->odb_rvg_options);
64	} else {
65	// JOB SHOULD BE SCHEDULED: SCHEDULE IT
66	if($odb_class->odb_rvg_options['schedule_type'] != 'daily' &&
67	$odb_class->odb_rvg_options['schedule_type'] != 'weekly' &&
68	$odb_class->odb_rvg_options['schedule_type'] != 'monthly'
69	) {
70	$odb_class->odb_rvg_options['schedule_hour'] = '';
71	$odb_class->odb_multisite_obj->odb_ms_update_option('odb_rvg_options', $odb_class->odb_rvg_options);
72	}
73
74	if (!wp_next_scheduled('odb_scheduler'))
75	wp_schedule_event($this->odb_calculate_time(), $odb_class->odb_rvg_options['schedule_type'], 'odb_scheduler');
76	} // if($odb_class->odb_rvg_options['schedule_type'] == '')
77	} // odb_update_scheduler()
78
79
80	/*******************************************************************************
81	* SCHEDULE CHANGED ON SETTINGS PAGE: RESCHEDULE
82	*******************************************************************************/
83	function odb_reschedule() {
84	global $odb_class;
85
86	wp_clear_scheduled_hook('odb_scheduler');
87	wp_schedule_event($this->odb_calculate_time(), $odb_class->odb_rvg_options['schedule_type'], 'odb_scheduler');
88	} // odb_reschedule()
89
90
91	/*******************************************************************************
92	* CALCULATE SCHEDULE TIME, BASED ON THE SCHEDULE TYPE
93	*
94	* v4.5 Fixed time issues
95	*******************************************************************************/
96	function odb_calculate_time() {
97	global $odb_class;
98
99	// CURRENT TIME (WITH TIMEZONE)
100	$timestamp = current_time('timestamp', 1);
101	// YYYYMMDDHHMMSS
102	$ymdhis = date('YmdHis', $timestamp);
103
104	// CHOP TIME, YYYYMMDD
105	$current_date = substr($ymdhis, 0, 8);
106	$current_hour = substr($ymdhis, 8, 2);
107
108	if ($odb_class->odb_rvg_options['schedule_type'] == 'daily' \|\|
109	$odb_class->odb_rvg_options['schedule_type'] == 'weekly' \|\|
110	$odb_class->odb_rvg_options['schedule_type'] == 'monthly'
111	) {
112	// 'daily', 'weekly' OR 'monthly'
113	if($odb_class->odb_rvg_options['schedule_hour'] <= $current_hour) {
114	// NEXT RUN WILL BE TOMORROW
115	$date = date('YmdHis', strtotime($current_date.$odb_class->odb_rvg_options['schedule_hour'].'0000'.' + 1 day'));
116	} else {
117	// NEXT RUN WILL BE TODAY
118	$date = $current_date.$odb_class->odb_rvg_options['schedule_hour'].'0000';
119	} // if($odb_class->odb_rvg_options['schedule_hour'] <= $current_hour)
120	} else {
121	// 'hourly' OR 'twicedaily'
122
123	// ADD ONE HOUR TO THE CURRENT TIME: IT WILL RUN THE NEXT FULL HOUR (16:00 FOR INSTANCE)
124	$ts = $timestamp + 3600;
125	$date = date('YmdH0000', $ts);
126	} // if ($odb_class->odb_rvg_options['schedule_type'] == 'daily' ...
127
128	// CONVERT TO TIMESTAMP
129	return strtotime($date);
130	} // odb_calculate_time()
131	} // ODB_Scheduler
132	?>