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

ActionScheduler_Compatibility.php in WANotifier for Forms and Actions 1.0.3, at libraries/action-scheduler/classes/ActionScheduler_Compatibility.php

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1	<?php
2
3	/**
4	* Class ActionScheduler_Compatibility
5	*/
6	class ActionScheduler_Compatibility {
7
8	/**
9	* Converts a shorthand byte value to an integer byte value.
10	*
11	* Wrapper for wp_convert_hr_to_bytes(), moved to load.php in WordPress 4.6 from media.php
12	*
13	* @link https://secure.php.net/manual/en/function.ini-get.php
14	* @link https://secure.php.net/manual/en/faq.using.php#faq.using.shorthandbytes
15	*
16	* @param string $value A (PHP ini) byte value, either shorthand or ordinary.
17	* @return int An integer byte value.
18	*/
19	public static function convert_hr_to_bytes( $value ) {
20	if ( function_exists( 'wp_convert_hr_to_bytes' ) ) {
21	return wp_convert_hr_to_bytes( $value );
22	}
23
24	$value = strtolower( trim( $value ) );
25	$bytes = (int) $value;
26
27	if ( false !== strpos( $value, 'g' ) ) {
28	$bytes *= GB_IN_BYTES;
29	} elseif ( false !== strpos( $value, 'm' ) ) {
30	$bytes *= MB_IN_BYTES;
31	} elseif ( false !== strpos( $value, 'k' ) ) {
32	$bytes *= KB_IN_BYTES;
33	}
34
35	// Deal with large (float) values which run into the maximum integer size.
36	return min( $bytes, PHP_INT_MAX );
37	}
38
39	/**
40	* Attempts to raise the PHP memory limit for memory intensive processes.
41	*
42	* Only allows raising the existing limit and prevents lowering it.
43	*
44	* Wrapper for wp_raise_memory_limit(), added in WordPress v4.6.0
45	*
46	* @return bool\|int\|string The limit that was set or false on failure.
47	*/
48	public static function raise_memory_limit() {
49	if ( function_exists( 'wp_raise_memory_limit' ) ) {
50	return wp_raise_memory_limit( 'admin' );
51	}
52
53	$current_limit = @ini_get( 'memory_limit' );
54	$current_limit_int = self::convert_hr_to_bytes( $current_limit );
55
56	if ( -1 === $current_limit_int ) {
57	return false;
58	}
59
60	$wp_max_limit = WP_MAX_MEMORY_LIMIT;
61	$wp_max_limit_int = self::convert_hr_to_bytes( $wp_max_limit );
62	$filtered_limit = apply_filters( 'admin_memory_limit', $wp_max_limit );
63	$filtered_limit_int = self::convert_hr_to_bytes( $filtered_limit );
64
65	if ( -1 === $filtered_limit_int \|\| ( $filtered_limit_int > $wp_max_limit_int && $filtered_limit_int > $current_limit_int ) ) {
66	if ( false !== @ini_set( 'memory_limit', $filtered_limit ) ) {
67	return $filtered_limit;
68	} else {
69	return false;
70	}
71	} elseif ( -1 === $wp_max_limit_int \|\| $wp_max_limit_int > $current_limit_int ) {
72	if ( false !== @ini_set( 'memory_limit', $wp_max_limit ) ) {
73	return $wp_max_limit;
74	} else {
75	return false;
76	}
77	}
78	return false;
79	}
80
81	/**
82	* Attempts to raise the PHP timeout for time intensive processes.
83	*
84	* Only allows raising the existing limit and prevents lowering it. Wrapper for wc_set_time_limit(), when available.
85	*
86	* @param int $limit The time limit in seconds.
87	*/
88	public static function raise_time_limit( $limit = 0 ) {
89	$limit = (int) $limit;
90	$max_execution_time = (int) ini_get( 'max_execution_time' );
91
92	/*
93	* If the max execution time is already unlimited (zero), or if it exceeds or is equal to the proposed
94	* limit, there is no reason for us to make further changes (we never want to lower it).
95	*/
96	if (
97	0 === $max_execution_time
98	\|\| ( $max_execution_time >= $limit && $limit !== 0 )
99	) {
100	return;
101	}
102
103	if ( function_exists( 'wc_set_time_limit' ) ) {
104	wc_set_time_limit( $limit );
105	} elseif ( function_exists( 'set_time_limit' ) && false === strpos( ini_get( 'disable_functions' ), 'set_time_limit' ) && ! ini_get( 'safe_mode' ) ) { // phpcs:ignore PHPCompatibility.IniDirectives.RemovedIniDirectives.safe_modeDeprecatedRemoved
106	@set_time_limit( $limit ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
107	}
108	}
109	}
110