quillforms / includes / class-utils.php

class-utils.php in Quill Forms | Conversational Multi Step Forms, Surveys & quizzes trunk, at includes/class-utils.php

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1	<?php
2	/**
3	* Utils class
4	*
5	* @since next.version
6	*
7	* @package QuillForms
8	*/
9
10	namespace QuillForms;
11
12	/**
13	* Utils Class
14	*/
15	final class Utils {
16
17	/**
18	* Get max execution time
19	*
20	* @return int
21	*/
22	public static function get_max_execution_time() {
23	$max_execution_time = 30;
24
25	if ( function_exists( 'ini_get' ) ) {
26	$max_execution_time = ini_get( 'max_execution_time' );
27
28	if ( ! $max_execution_time ) {
29	$max_execution_time = 30;
30	}
31	}
32
33	// Decrease a little bit to avoid reaching the limit.
34	$max_execution_time = $max_execution_time * 0.75;
35	return apply_filters( 'quillforms_max_execution_time', $max_execution_time );
36	}
37
38	/**
39	* Is memory limit reached
40	*
41	* @return bool
42	*/
43	public static function is_memory_limit_reached() {
44	$memory_limit = self::get_memory_limit();
45	$memory_usage = memory_get_usage( true );
46	$memory_limit = self::convert_to_bytes( $memory_limit );
47	$memory_limit = $memory_limit * 0.75;
48
49	return $memory_usage >= $memory_limit;
50	}
51
52	/**
53	* Get memory limit
54	*
55	* @return string
56	*/
57	public static function get_memory_limit() {
58	$memory_limit = '128M';
59
60	if ( function_exists( 'ini_get' ) ) {
61	$memory_limit = ini_get( 'memory_limit' );
62
63	if ( ! $memory_limit ) {
64	$memory_limit = '128M';
65	}
66	}
67
68	return apply_filters( 'quillforms_memory_limit', $memory_limit );
69	}
70
71	/**
72	* Convert to bytes
73	*
74	* @param string $value
75	*
76	* @return int
77	*/
78	public static function convert_to_bytes( $value ) {
79	$value = trim( $value );
80	$last = strtolower( $value[ strlen( $value ) - 1 ] );
81	$new_value = intval( $value );
82
83	switch ( $last ) {
84	case 'g':
85	$new_value *= GB_IN_BYTES;
86	break;
87	case 'm':
88	$new_value *= MB_IN_BYTES;
89	break;
90	case 'k':
91	$new_value *= KB_IN_BYTES;
92	break;
93	}
94
95	return $new_value;
96	}
97	}
98