← All changes | includes/class-metasync-errorlogs.php +74 -24 2.6.22 → trunk View file →

		@@ -12,26 +12,64 @@
12	12	}
13	13
14	14	public function getParsedLogFile() {
15	15	$parsedLogs = [];
16		- $logFileHandle = explode("\n", file_get_contents($this->logFilePath));
	16	+ $logFilePath = $this->logFilePath;
17	17
	18	+ // error_log can be disabled (empty ini value), set to "syslog", or
	19	+ // point at a file that no longer exists — there is nothing to parse,
	20	+ // and file_get_contents would warn on those values.
	21	+ if (empty($logFilePath) || !is_string($logFilePath) || 'syslog' === $logFilePath || !is_file($logFilePath)) {
	22	+ return $parsedLogs;
	23	+ }
	24	+
	25	+ // A long-lived error log can grow to gigabytes; parsing it whole
	26	+ // exhausts memory on the request that reads it. Read only the
	27	+ // trailing window — recent entries are what the admin UI shows.
	28	+ $tail_bytes = 1024 * 1024;
	29	+ $size = filesize($logFilePath);
	30	+ $content = false;
	31	+ if (false !== $size && $size > $tail_bytes) {
	32	+ $handle = @fopen($logFilePath, 'rb'); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fopen -- streaming file I/O; WP_Filesystem cannot return a raw stream handle
	33	+ if (false !== $handle) {
	34	+ fseek($handle, $size - $tail_bytes);
	35	+ $content = stream_get_contents($handle);
	36	+ fclose($handle); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fclose -- operates on a native stream handle
	37	+ // Drop the leading partial line the window cut into.
	38	+ if (false !== $content && false !== strpos($content, "\n")) {
	39	+ $content = substr($content, strpos($content, "\n") + 1);
	40	+ }
	41	+ }
	42	+ } else {
	43	+ $content = @file_get_contents($logFilePath);
	44	+ }
	45	+ if (false === $content || '' === $content) {
	46	+ return $parsedLogs;
	47	+ }
	48	+
	49	+ $logFileHandle = explode("\n", $content);
	50	+
18	51	foreach ($logFileHandle as $id => $currentLine) {
19	52	// Normal error log line starts with the date & time in []
20		- if ('[' === @$currentLine[0]) {
	53	+ if ('[' === ($currentLine[0] ?? '')) {
21	54	// if (10000 === \count($parsedLogs)) {
22	55	// return $parsedLogs;
23	56	// }
24	57
25		- // Get the datetime when the error occurred and convert it to berlin timezone
	58	+ // Get the datetime when the error occurred and convert it to
	59	+ // the site's timezone.
26	60	try {
27	61	$dateArr = [];
28	62	preg_match('~^\[(.*?)\]~', $currentLine, $dateArr);
29		- $currentLine = str_replace($dateArr[0], '', $currentLine);
30		- $currentLine = trim($currentLine);
31		- $errorDateTime = new DateTime($dateArr[1]);
32		- $errorDateTime->setTimezone(new DateTimeZone('Europe/Berlin'));
33		- $errorDateTime = $errorDateTime->format('Y-m-d H:i:s');
	63	+ $errorDateTime = '';
	64	+ if (!empty($dateArr[1])) {
	65	+ $currentLine = str_replace($dateArr[0], '', $currentLine);
	66	+ $currentLine = trim($currentLine);
	67	+ $errorDateTime = new DateTime($dateArr[1]);
	68	+ $timezone = function_exists('wp_timezone') ? wp_timezone() : new DateTimeZone('UTC');
	69	+ $errorDateTime->setTimezone($timezone);
	70	+ $errorDateTime = $errorDateTime->format('Y-m-d H:i:s');
	71	+ }
34	72	} catch (\Exception $e) {
35	73	$errorDateTime = '';
36	74	}
37	75
		@@ -68,11 +106,15 @@
68	106	$errorLine = substr($currentLine, strrpos($currentLine, ':') + 1);
69	107	$currentLine = str_replace(':' . $errorLine, '', $currentLine);
70	108	}
71	109
72		- $errorFile = explode(' in /', $currentLine);
73		- $errorFile = '/' . trim($errorFile[1]);
74		- $currentLine = str_replace(' in ' . $errorFile, '', $currentLine);
	110	+ $errorFile = explode(' in /', $currentLine, 2);
	111	+ if (isset($errorFile[1])) {
	112	+ $errorFile = '/' . trim($errorFile[1]);
	113	+ $currentLine = str_replace(' in ' . $errorFile, '', $currentLine);
	114	+ } else {
	115	+ $errorFile = '';
	116	+ }
75	117
76	118	// The message of the error
77	119	$errorMessage = trim($currentLine);
78	120
		@@ -86,24 +128,32 @@
86	128	'stackTrace' => []
87	129	];
88	130	} // Stack trace beginning line
89	131	else if ('Stack trace:' === $currentLine) {
	132	+ $parsedLogsLastKey = array_key_last($parsedLogs);
	133	+ if (null === $parsedLogsLastKey) {
	134	+ continue;
	135	+ }
	136	+
90	137	$stackTraceLineNumber = 0;
91		-
92		- foreach ($logFileHandle as $line) {
93		- $currentLine = str_replace(PHP_EOL, '', $line);
94		-
95		- // If the current line is a stack trace line
96		- if ('#' === $currentLine[0]) {
97		- $parsedLogsLastKey = key($parsedLogs);
98		- $currentLine = str_replace('#' . $stackTraceLineNumber, '', $currentLine);
99		- $parsedLogs[$parsedLogsLastKey]['stackTrace'][] = trim($currentLine);
100		-
	138	+ for ($trace_index = $id + 1, $trace_count = count($logFileHandle); $trace_index < $trace_count; $trace_index++) {
	139	+ $trace_line = trim($logFileHandle[$trace_index]);
	140	+ if ('' === $trace_line) {
	141	+ continue;
	142	+ }
	143	+ if ('#' === $trace_line[0]) {
	144	+ $prefix = '#' . $stackTraceLineNumber;
	145	+ if (0 === strpos($trace_line, $prefix)) {
	146	+ $trace_line = substr($trace_line, strlen($prefix));
	147	+ }
	148	+ $parsedLogs[$parsedLogsLastKey]['stackTrace'][] = trim($trace_line);
101	149	$stackTraceLineNumber++;
102		- } // If the current line is the last stack trace ('thrown in...')
103		- else {
104		- break;
	150	+ continue;
105	151	}
	152	+ if (0 === strpos($trace_line, 'thrown in ')) {
	153	+ $parsedLogs[$parsedLogsLastKey]['stackTrace'][] = $trace_line;
	154	+ }
	155	+ break;
106	156	}
107	157	}
108	158	}
109	159