yatra / app / Utils / Logger.php

Logger.php in Yatra – Travel Booking & Tour Operator Software 3.0.2.6, at app/Utils/Logger.php

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1	<?php
2
3	declare(strict_types=1);
4
5	namespace Yatra\Utils;
6
7	/**
8	* Yatra Logger
9	*
10	* Centralized logging system with different log levels and contexts
11	*/
12	class Logger
13	{
14	/**
15	* Log levels
16	*/
17	public const EMERGENCY = 'emergency';
18	public const ALERT = 'alert';
19	public const CRITICAL = 'critical';
20	public const ERROR = 'error';
21	public const WARNING = 'warning';
22	public const NOTICE = 'notice';
23	public const INFO = 'info';
24	public const DEBUG = 'debug';
25
26	/**
27	* Log file path
28	*/
29	private static ?string $logFile = null;
30
31	/**
32	* Initialize logger
33	*/
34	public static function init(): void
35	{
36	if (self::$logFile === null) {
37	$upload_dir = wp_upload_dir();
38	$log_dir = $upload_dir['basedir'] . '/yatra-logs';
39
40	if (!file_exists($log_dir)) {
41	wp_mkdir_p($log_dir);
42	}
43
44	self::$logFile = $log_dir . '/yatra-' . date('Y-m-d') . '.log';
45	}
46	}
47
48	/**
49	* Log emergency message
50	*/
51	public static function emergency(string $message, array $context = []): void
52	{
53	self::log(self::EMERGENCY, $message, $context);
54	}
55
56	/**
57	* Log alert message
58	*/
59	public static function alert(string $message, array $context = []): void
60	{
61	self::log(self::ALERT, $message, $context);
62	}
63
64	/**
65	* Log critical message
66	*/
67	public static function critical(string $message, array $context = []): void
68	{
69	self::log(self::CRITICAL, $message, $context);
70	}
71
72	/**
73	* Log error message
74	*/
75	public static function error(string $message, array $context = []): void
76	{
77	self::log(self::ERROR, $message, $context);
78	}
79
80	/**
81	* Log warning message
82	*/
83	public static function warning(string $message, array $context = []): void
84	{
85	self::log(self::WARNING, $message, $context);
86	}
87
88	/**
89	* Log notice message
90	*/
91	public static function notice(string $message, array $context = []): void
92	{
93	self::log(self::NOTICE, $message, $context);
94	}
95
96	/**
97	* Log info message
98	*/
99	public static function info(string $message, array $context = []): void
100	{
101	self::log(self::INFO, $message, $context);
102	}
103
104	/**
105	* Log debug message
106	*/
107	public static function debug(string $message, array $context = []): void
108	{
109	if (defined('WP_DEBUG') && WP_DEBUG) {
110	self::log(self::DEBUG, $message, $context);
111	}
112	}
113
114	/**
115	* Log message with level
116	*/
117	public static function log(string $level, string $message, array $context = []): void
118	{
119	self::init();
120
121	$timestamp = date('Y-m-d H:i:s');
122	$contextStr = !empty($context) ? ' \| Context: ' . json_encode($context, JSON_UNESCAPED_SLASHES) : '';
123	$logEntry = "[{$timestamp}] [{$level}] {$message}{$contextStr}" . PHP_EOL;
124
125	// Write to file
126	file_put_contents(self::$logFile, $logEntry, FILE_APPEND \| LOCK_EX);
127
128	// Also log to WordPress debug log for critical errors
129	if (in_array($level, [self::EMERGENCY, self::ALERT, self::CRITICAL, self::ERROR], true) && (defined('WP_DEBUG') && WP_DEBUG)) {
130	error_log('[Yatra][' . $level . '] ' . $message . $contextStr);
131	}
132	}
133
134	/**
135	* Log database query performance
136	*/
137	public static function queryPerformance(string $query, float $executionTime, array $context = []): void
138	{
139	$context['execution_time'] = $executionTime;
140	$context['query'] = $query;
141
142	$level = $executionTime > 1.0 ? self::WARNING : self::DEBUG;
143	self::log($level, "Database query executed in {$executionTime}s", $context);
144	}
145
146	/**
147	* Log API request
148	*/
149	public static function apiRequest(string $endpoint, string $method, array $data = [], ?float $responseTime = null): void
150	{
151	$context = [
152	'endpoint' => $endpoint,
153	'method' => $method,
154	'data_size' => count($data),
155	];
156
157	if ($responseTime !== null) {
158	$context['response_time'] = $responseTime;
159	}
160
161	self::info("API request: {$method} {$endpoint}", $context);
162	}
163
164	/**
165	* Log validation errors
166	*/
167	public static function validationError(string $entity, array $errors, array $data = []): void
168	{
169	$context = [
170	'entity' => $entity,
171	'errors' => $errors,
172	'data_keys' => array_keys($data),
173	];
174
175	self::warning("Validation failed for {$entity}", $context);
176	}
177
178	/**
179	* Log business logic events
180	*/
181	public static function businessEvent(string $event, array $context = []): void
182	{
183	self::info("Business event: {$event}", $context);
184	}
185
186	/**
187	* Get log file path
188	*/
189	public static function getLogFile(): ?string
190	{
191	self::init();
192	return self::$logFile;
193	}
194
195	/**
196	* Clear old log files (keep last 30 days)
197	*/
198	public static function cleanup(): void
199	{
200	$upload_dir = wp_upload_dir();
201	$log_dir = $upload_dir['basedir'] . '/yatra-logs';
202
203	if (!is_dir($log_dir)) {
204	return;
205	}
206
207	$files = glob($log_dir . '/yatra-*.log');
208	$cutoff = time() - (30 * 24 * 60 * 60); // 30 days ago
209
210	foreach ($files as $file) {
211	if (filemtime($file) < $cutoff) {
212	unlink($file);
213	}
214	}
215	}
216	}
217