learnpress / inc / class-lp-debug.php

class-lp-debug.php in LearnPress – WordPress LMS Plugin for Create and Sell Online Courses 4.2.1, at inc/class-lp-debug.php

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1	<?php
2	/**
3	* Class LP_Debug
4	*
5	* @editor tungnx
6	*/
7
8	if ( ! defined( 'ABSPATH' ) ) {
9	exit;
10	}
11
12	class LP_Debug {
13	/**
14	* @var null
15	*/
16	private static $_instance = null;
17	/**
18	* @var array
19	*/
20	private static $_time = array();
21	/**
22	* Constructor for the logger.
23	*/
24	protected function __construct() {
25
26	}
27
28	/**
29	* @var bool
30	*/
31	protected static $_transaction_started = false;
32
33	public function output() {
34
35	}
36
37	/**
38	* Set time start
39	*
40	* @param string $name
41	*/
42	public static function time_start( string $name = '' ) {
43	if ( ! self::is_debug() ) {
44	return;
45	}
46
47	if ( empty( $name ) ) {
48	echo 'Please set unique name';
49	}
50
51	self::$_time[ $name ] = microtime( true );
52	}
53
54	/**
55	* Get total time execute
56	*
57	* @param string $name
58	*/
59	public static function time_end( string $name = '' ) {
60	if ( ! self::is_debug() ) {
61	return;
62	}
63	if ( empty( $name ) ) {
64	echo 'Please set unique name';
65	}
66
67	$time = microtime( true ) - self::$_time[ $name ];
68	echo esc_html( wp_sprintf( '%s execution time = %s', $name, $time ) );
69	unset( self::$_time[ $name ] );
70	}
71
72	/**
73	* Start a new sql transaction
74	*
75	* Remove this function on add-on Frontend Editor and update
76	*/
77	public static function startTransaction() {
78	global $wpdb;
79
80	if ( self::$_transaction_started ) {
81	return;
82	}
83
84	$wpdb->query( 'START TRANSACTION;' );
85
86	self::$_transaction_started = true;
87	}
88
89	/**
90	* Rollback a sql transaction
91	*/
92	public static function rollbackTransaction() {
93	global $wpdb;
94
95	if ( ! self::$_transaction_started ) {
96	return;
97	}
98
99	$wpdb->query( 'ROLLBACK;' );
100
101	self::$_transaction_started = false;
102	}
103
104	/**
105	* Show value of variable
106	*
107	* @param mixed $variable
108	* @param string $file_path
109	* @param string $line
110	*/
111	public static function var_dump( $variable, string $file_path = '', string $line = '' ) {
112	echo wp_kses( '<pre>' . print_r( $variable, true ) . '</pre>', true );
113	echo 'FILE:' . esc_html( $file_path ) . '<br> LINE:' . esc_html( $line );
114	}
115
116	/**
117	* Check enable debug mode
118	*
119	* @return bool
120	* @since 3.2.8
121	* @editor tungnx
122	*/
123	public static function is_debug(): bool {
124	return LP_Settings::get_option( 'debug', 'no' ) === 'yes';
125	}
126
127	/**
128	* Set error log
129	*
130	* @param string $message
131	*
132	* @return void
133	*/
134	public static function error_log( string $message ) {
135	if ( LP_Debug::is_debug() ) {
136	error_log( $message );
137	}
138	}
139
140	/**
141	* @return LP_Debug\|null
142	*/
143	public static function instance() {
144	if ( ! self::$_instance ) {
145	self::$_instance = new self();
146	}
147
148	return self::$_instance;
149	}
150	}
151
152	return LP_Debug::instance();
153