Console::getBacktraceLine() - Code Metrics - Inspection of "remove deprecated css" - pryley/site-reviews - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 4562dd...74d0bd )

by Paul

created 2019-03-09 18:27 UTC

Console::getBacktraceLine() A

↳ Parent: Console

Complexity

Conditions	3
Paths	3

Size

Total Lines	11
Code Lines	8

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	7
CRAP Score	3.0987

Importance

Changes

Metric	Value
cc	3
eloc	8
nc	3
nop	0
dl	0
loc	11
ccs	7
cts	9
cp	0.7778
crap	3.0987
rs	10
c	0
b	0
f	0

<?php

namespace GeminiLabs\SiteReviews\Modules;

use DateTime;
use GeminiLabs\SiteReviews\Application;
use GeminiLabs\SiteReviews\Helper;
use GeminiLabs\SiteReviews\Modules\Session;
use ReflectionClass;
use Throwable;

class Console
{
	const DEBUG_0 = 'debug';         // Detailed debug information
	const INFO_1 = 'info';           // Interesting events
	const NOTICE_2 = 'notice';       // Normal but significant events
	const WARNING_3 = 'warning';     // Exceptional occurrences that are not errors
	const ERROR_4 = 'error';         // Runtime errors that do not require immediate action
	const CRITICAL_5 = 'critical';   // Critical conditions
	const ALERT_6 = 'alert';         // Action must be taken immediately
	const EMERGENCY_7 = 'emergency'; // System is unusable

	protected $file;
	protected $log;
	protected $onceSessionKey = 'glsr_log_once';

	public function __construct( Application $app )
	{
		$this->file = $app->path( 'console.log' );
		$this->log = file_exists( $this->file )
			? file_get_contents( $this->file )
			: '';
		$this->reset();
	}

	/**
	 * @return string
	 */
	public function __toString()
	{
		return $this->get();
	}

	/**
	 * Action must be taken immediately
	 * Example: Entire website down, database unavailable, etc. This should trigger the SMS alerts and wake you up
	 * @param mixed $message
	 * @param array $context
	 * @return static
	 */
	public function alert( $message, array $context = [] )
	{
		return $this->log( static::ALERT_6, $message, $context );
	}

	/**
	 * @return void
	 */
	public function clear()
	{
		$this->log = '';
		file_put_contents( $this->file, $this->log );
	}

	/**
	 * Critical conditions
	 * Example: Application component unavailable, unexpected exception
	 * @param mixed $message
	 * @param array $context
	 * @return static
	 */
	public function critical( $message, array $context = [] )
	{
		return $this->log( static::CRITICAL_5, $message, $context );
	}

	/**
	 * Detailed debug information
	 * @param mixed $message
	 * @param array $context
	 * @return static
	 */
	public function debug( $message, array $context = [] )
	{
		return $this->log( static::DEBUG_0, $message, $context );
	}

	/**
	 * System is unusable
	 * @param mixed $message
	 * @param array $context
	 * @return static
	 */
	public function emergency( $message, array $context = [] )
	{
		return $this->log( static::EMERGENCY_7, $message, $context );
	}

	/**
	 * Runtime errors that do not require immediate action but should typically be logged and monitored
	 * @param mixed $message
	 * @param array $context
	 * @return static
	 */
	public function error( $message, array $context = [] )
	{
		return $this->log( static::ERROR_4, $message, $context );
	}

	/**
	 * @return string
	 */
	public function get()
	{
		return empty( $this->log )
			? __( 'Console is empty', 'site-reviews' )
			: $this->log;
	}

	/**
	 * @return array
	 */
	public function getLevels()
	{
		return array_values( (new ReflectionClass(__CLASS__))->getConstants() );
	}

	/**
	 * @param null|string $valueIfEmpty
	 * @return string
	 */
	public function humanSize( $valueIfEmpty = null )
	{
		$bytes = $this->size();
		if( empty( $bytes ) && is_string( $valueIfEmpty )) {
			return $valueIfEmpty;
		}
		$exponent = floor( log( max( $bytes, 1 ), 1024 ));
		return round( $bytes / pow( 1024, $exponent ), 2 ).' '.['bytes','KB','MB','GB'][$exponent];
	}

	/**
	 * Interesting events
	 * Example: User logs in, SQL logs
	 * @param mixed $message
	 * @param array $context
	 * @return static
	 */
	public function info( $message, array $context = [] )
	{
		return $this->log( static::INFO_1, $message, $context );
	}

	/**
	 * @param mixed $level
	 * @param mixed $message
	 * @param array $context
	 * @param string $backtraceLine
	 * @return static
	 */
	public function log( $level, $message, $context = [], $backtraceLine = '' )
	{
		if( empty( $backtraceLine )) {
			$backtraceLine = $this->getBacktraceLine();
		}
		if( $this->canLogEntry( $level, $backtraceLine )) {
			$context = glsr( Helper::class )->consolidateArray( $context );
			$entry = $this->buildLogEntry(
				$level,
				$this->interpolate( $message, $context ),
				$this->normalizeBacktraceLine( $backtraceLine )
			);
			file_put_contents( $this->file, $entry.PHP_EOL, FILE_APPEND|LOCK_EX );
			$this->reset();
		}
		return $this;
	}

	/**
	 * @return void
	 */
	public function logOnce()
	{
		$once = glsr( Session::class )->get( $this->onceSessionKey, [], true );
		$once = glsr( Helper::class )->consolidateArray( $once );
		$levels = $this->getLevels();
		foreach( $once as $entry ) {
			if( !in_array( glsr_get( $entry, 'level' ), $levels ))continue;
			$level = glsr_get( $entry, 'level' );
			$message = glsr_get( $entry, 'message' );
			$backtraceLine = glsr_get( $entry, 'backtrace' );
			$this->log( $level, $message, [], $backtraceLine );
		}
	}

	/**
	 * Normal but significant events
	 * @param mixed $message
	 * @param array $context
	 * @return static
	 */
	public function notice( $message, array $context = [] )
	{
		return $this->log( static::NOTICE_2, $message, $context );
	}

	/**
	 * @param string $level
	 * @param string $handle
	 * @param mixed $data
	 * @return void
	 */
	public function once( $level, $handle, $data )
	{
		$once = glsr( Session::class )->get( $this->onceSessionKey, [] );
		$once = glsr( Helper::class )->consolidateArray( $once );
		$filtered = array_filter( $once, function( $entry ) use( $level, $handle ) {
			return glsr_get( $entry, 'level' ) == $level
				&& glsr_get( $entry, 'handle' ) == $handle;
		});
		if( !empty( $filtered ))return;
		$once[] = [
			'backtrace' => $this->getBacktraceLineFromData( $data ),
			'handle' => $handle,
			'level' => $level,
			'message' => '[RECURRING] '.$this->getMessageFromData( $data ),
		];
		glsr( Session::class )->set( $this->onceSessionKey, $once );
	}

	/**
	 * @return int
	 */
	public function size()
	{
		return file_exists( $this->file )
			? filesize( $this->file )
			: 0;
	}

	/**
	 * Exceptional occurrences that are not errors
	 * Example: Use of deprecated APIs, poor use of an API, undesirable things that are not necessarily wrong
	 * @param mixed $message
	 * @param array $context
	 * @return static
	 */
	public function warning( $message, array $context = [] )
	{
		return $this->log( static::WARNING_3, $message, $context );
	}

	/**
	 * @param array $backtrace
	 * @param int $index
	 * @return string
	 */
	protected function buildBacktraceLine( $backtrace, $index )
	{
		return sprintf( '%s:%s',
			glsr_get( $backtrace, $index.'.file' ), // realpath
			glsr_get( $backtrace, $index.'.line' )
		);
	}

	/**
	 * @param string $level
	 * @param mixed $message
	 * @param string $backtraceLine
	 * @return string
	 */
	protected function buildLogEntry( $level, $message, $backtraceLine = '' )
	{
		if( !empty( $backtraceLine )) {
			$backtraceLine = '|'.$backtraceLine;
		}
		return sprintf( '[%s%s] %s: %s',
			current_time( 'mysql' ),
			$backtraceLine,
			strtoupper( $level ),
			$message
		);
	}

	/**
	 * @param string $level
	 * @return bool
	 */
	protected function canLogEntry( $level, $backtraceLine )
	{
		$levelIndex = array_search( $level, $this->getLevels(), true );
		$result = $levelIndex !== false;
		if( strpos( $backtraceLine, glsr()->path() ) === false ) {
			return $result; // triggered outside of the plugin
		}
		return $result && $levelIndex >= apply_filters( 'site-reviews/console/level', 2 );
	}

	/**
	 * @return void|string
	 */
	protected function getBacktraceLine()
	{
		$backtrace = debug_backtrace( DEBUG_BACKTRACE_IGNORE_ARGS, 6 );
		$search = array_search( 'log', glsr_array_column( $backtrace, 'function' ));
		if( $search !== false ) {
			$index = glsr_get( $backtrace, ( $search + 2 ).'.function' ) == '{closure}'
				? $search + 4
				: $search + 1;
			return $this->buildBacktraceLine( $backtrace, $index );
		}
		return 'Unknown';
	}

	/**
	 * @param mixed $data
	 * @return string
	 */
	protected function getBacktraceLineFromData( $data )
	{
		$backtrace = $data instanceof Throwable
			? $data->getTrace()
			: debug_backtrace( DEBUG_BACKTRACE_IGNORE_ARGS, 1 );
		return $this->buildBacktraceLine( $backtrace, 0 );
	}

	/**
	 * @param mixed $data
	 * @return string
	 */
	protected function getMessageFromData( $data )
	{
		return $data instanceof Throwable
			? $this->normalizeThrowableMessage( $data->getMessage() )
			: print_r( $data, 1 );
	}

	/**
	 * Interpolates context values into the message placeholders
	 * @param mixed $message
	 * @param array $context
	 * @return string
	 */
	protected function interpolate( $message, $context = [] )
	{
		if( $this->isObjectOrArray( $message ) || !is_array( $context )) {
			return print_r( $message, true );
		}
		$replace = [];
		foreach( $context as $key => $value ) {
			$replace['{'.$key.'}'] = $this->normalizeValue( $value );
		}
		return strtr( $message, $replace );
	}

	/**
	 * @param mixed $value
	 * @return bool
	 */
	protected function isObjectOrArray( $value )
	{
		return is_object( $value ) || is_array( $value );
	}

	/**
	 * @param string $backtraceLine
	 * @return string
	 */
	protected function normalizeBacktraceLine( $backtraceLine )
	{
		$search = [
			glsr()->path( 'plugin/' ),
			glsr()->path( 'plugin/', false ),
			trailingslashit( glsr()->path() ),
			trailingslashit( glsr()->path( '', false )),
			WP_CONTENT_DIR,
			ABSPATH
		];
		return str_replace( array_unique( $search ), '', $backtraceLine );
	}

	/**
	 * @param string $message
	 * @return string
	 */
	protected function normalizeThrowableMessage( $message )
	{
		$calledIn = strpos( $message, ', called in' );
		return $calledIn !== false
			? substr( $message, 0, $calledIn )
			: $message;
	}

	/**
	 * @param mixed $value
	 * @return string
	 */
	protected function normalizeValue( $value )
	{
		if( $value instanceof DateTime ) {
			$value = $value->format( 'Y-m-d H:i:s' );
		}
		else if( $this->isObjectOrArray( $value )) {
			$value = json_encode( $value );
		}
		return (string)$value;
	}

	/**
	 * @return void
	 */
	protected function reset()
	{
		if( $this->size() <= pow( 1024, 2 ) / 8 )return;
		$this->clear();
		file_put_contents(
			$this->file,
			$this->buildLogEntry(
				static::INFO_1,
				__( 'Console was automatically cleared (128 KB maximum size)', 'site-reviews' )
			)
		);
	}
}


1		<?php
2
3		namespace GeminiLabs\SiteReviews\Modules;
4
5		use DateTime;
6		use GeminiLabs\SiteReviews\Application;
7		use GeminiLabs\SiteReviews\Helper;
8		use GeminiLabs\SiteReviews\Modules\Session;
9		use ReflectionClass;
10		use Throwable;
11
12		class Console
13		{
14		const DEBUG_0 = 'debug'; // Detailed debug information
15		const INFO_1 = 'info'; // Interesting events
16		const NOTICE_2 = 'notice'; // Normal but significant events
17		const WARNING_3 = 'warning'; // Exceptional occurrences that are not errors
18		const ERROR_4 = 'error'; // Runtime errors that do not require immediate action
19		const CRITICAL_5 = 'critical'; // Critical conditions
20		const ALERT_6 = 'alert'; // Action must be taken immediately
21		const EMERGENCY_7 = 'emergency'; // System is unusable
22
23		protected $file;
24		protected $log;
25		protected $onceSessionKey = 'glsr_log_once';
26
27	7	public function __construct( Application $app )
28		{
29	7	$this->file = $app->path( 'console.log' );
30	7	$this->log = file_exists( $this->file )
31	6	? file_get_contents( $this->file )
32	1	: '';
33	7	$this->reset();
34	7	}
35
36		/**
37		* @return string
38		*/
39		public function __toString()
40		{
41		return $this->get();
42		}
43
44		/**
45		* Action must be taken immediately
46		* Example: Entire website down, database unavailable, etc. This should trigger the SMS alerts and wake you up
47		* @param mixed $message
48		* @param array $context
49		* @return static
50		*/
51		public function alert( $message, array $context = [] )
52		{
53		return $this->log( static::ALERT_6, $message, $context );
54		}
55
56		/**
57		* @return void
58		*/
59		public function clear()
60		{
61		$this->log = '';
62		file_put_contents( $this->file, $this->log );
63		}
64
65		/**
66		* Critical conditions
67		* Example: Application component unavailable, unexpected exception
68		* @param mixed $message
69		* @param array $context
70		* @return static
71		*/
72		public function critical( $message, array $context = [] )
73		{
74		return $this->log( static::CRITICAL_5, $message, $context );
75		}
76
77		/**
78		* Detailed debug information
79		* @param mixed $message
80		* @param array $context
81		* @return static
82		*/
83		public function debug( $message, array $context = [] )
84		{
85		return $this->log( static::DEBUG_0, $message, $context );
86		}
87
88		/**
89		* System is unusable
90		* @param mixed $message
91		* @param array $context
92		* @return static
93		*/
94		public function emergency( $message, array $context = [] )
95		{
96		return $this->log( static::EMERGENCY_7, $message, $context );
97		}
98
99		/**
100		* Runtime errors that do not require immediate action but should typically be logged and monitored
101		* @param mixed $message
102		* @param array $context
103		* @return static
104		*/
105		public function error( $message, array $context = [] )
106		{
107		return $this->log( static::ERROR_4, $message, $context );
108		}
109
110		/**
111		* @return string
112		*/
113		public function get()
114		{
115		return empty( $this->log )
116		? __( 'Console is empty', 'site-reviews' )
117		: $this->log;
118		}
119
120		/**
121		* @return array
122		*/
123	7	public function getLevels()
124		{
125	7	return array_values( (new ReflectionClass(__CLASS__))->getConstants() );
126		}
127
128		/**
129		* @param null\|string $valueIfEmpty
130		* @return string
131		*/
132		public function humanSize( $valueIfEmpty = null )
133		{
134		$bytes = $this->size();
135		if( empty( $bytes ) && is_string( $valueIfEmpty )) {
136		return $valueIfEmpty;
137		}
138		$exponent = floor( log( max( $bytes, 1 ), 1024 ));
139		return round( $bytes / pow( 1024, $exponent ), 2 ).' '.['bytes','KB','MB','GB'][$exponent];
140		}
141
142		/**
143		* Interesting events
144		* Example: User logs in, SQL logs
145		* @param mixed $message
146		* @param array $context
147		* @return static
148		*/
149	6	public function info( $message, array $context = [] )
150		{
151	6	return $this->log( static::INFO_1, $message, $context );
152		}
153
154		/**
155		* @param mixed $level
156		* @param mixed $message
157		* @param array $context
158		* @param string $backtraceLine
159		* @return static
160		*/
161	7	public function log( $level, $message, $context = [], $backtraceLine = '' )
162		{
163	7	if( empty( $backtraceLine )) {
164	7	$backtraceLine = $this->getBacktraceLine();
165		}
166	7	if( $this->canLogEntry( $level, $backtraceLine )) {
167	1	$context = glsr( Helper::class )->consolidateArray( $context );
168	1	$entry = $this->buildLogEntry(
169	1	$level,
170	1	$this->interpolate( $message, $context ),
171	1	$this->normalizeBacktraceLine( $backtraceLine )
172		);
173	1	file_put_contents( $this->file, $entry.PHP_EOL, FILE_APPEND\|LOCK_EX );
174	1	$this->reset();
175		}
176	7	return $this;
177		}
178
179		/**
180		* @return void
181		*/
182		public function logOnce()
183		{
184		$once = glsr( Session::class )->get( $this->onceSessionKey, [], true );
185		$once = glsr( Helper::class )->consolidateArray( $once );
186		$levels = $this->getLevels();
187		foreach( $once as $entry ) {
188		if( !in_array( glsr_get( $entry, 'level' ), $levels ))continue;
189		$level = glsr_get( $entry, 'level' );
190		$message = glsr_get( $entry, 'message' );
191		$backtraceLine = glsr_get( $entry, 'backtrace' );
192		$this->log( $level, $message, [], $backtraceLine );
193		}
194		}
195
196		/**
197		* Normal but significant events
198		* @param mixed $message
199		* @param array $context
200		* @return static
201		*/
202	1	public function notice( $message, array $context = [] )
203		{
204	1	return $this->log( static::NOTICE_2, $message, $context );
205		}
206
207		/**
208		* @param string $level
209		* @param string $handle
210		* @param mixed $data
211		* @return void
212		*/
213		public function once( $level, $handle, $data )
214		{
215		$once = glsr( Session::class )->get( $this->onceSessionKey, [] );
216		$once = glsr( Helper::class )->consolidateArray( $once );
217		$filtered = array_filter( $once, function( $entry ) use( $level, $handle ) {
218		return glsr_get( $entry, 'level' ) == $level
219		&& glsr_get( $entry, 'handle' ) == $handle;
220		});
221		if( !empty( $filtered ))return;
222		$once[] = [
223		'backtrace' => $this->getBacktraceLineFromData( $data ),
224		'handle' => $handle,
225		'level' => $level,
226		'message' => '[RECURRING] '.$this->getMessageFromData( $data ),
227		];
228		glsr( Session::class )->set( $this->onceSessionKey, $once );
229		}
230
231		/**
232		* @return int
233		*/
234	7	public function size()
235		{
236	7	return file_exists( $this->file )
237	7	? filesize( $this->file )
238	7	: 0;
239		}
240
241		/**
242		* Exceptional occurrences that are not errors
243		* Example: Use of deprecated APIs, poor use of an API, undesirable things that are not necessarily wrong
244		* @param mixed $message
245		* @param array $context
246		* @return static
247		*/
248		public function warning( $message, array $context = [] )
249		{
250		return $this->log( static::WARNING_3, $message, $context );
251		}
252
253		/**
254		* @param array $backtrace
255		* @param int $index
256		* @return string
257		*/
258	7	protected function buildBacktraceLine( $backtrace, $index )
259		{
260	7	return sprintf( '%s:%s',
261	7	glsr_get( $backtrace, $index.'.file' ), // realpath
262	7	glsr_get( $backtrace, $index.'.line' )
263		);
264		}
265
266		/**
267		* @param string $level
268		* @param mixed $message
269		* @param string $backtraceLine
270		* @return string
271		*/
272	1	protected function buildLogEntry( $level, $message, $backtraceLine = '' )
273		{
274	1	if( !empty( $backtraceLine )) {
275	1	$backtraceLine = '\|'.$backtraceLine;
276		}
277	1	return sprintf( '[%s%s] %s: %s',
278	1	current_time( 'mysql' ),
279	1	$backtraceLine,
280	1	strtoupper( $level ),
281	1	$message
282		);
283		}
284
285		/**
286		* @param string $level
287		* @return bool
288		*/
289	7	protected function canLogEntry( $level, $backtraceLine )
290		{
291	7	$levelIndex = array_search( $level, $this->getLevels(), true );
292	7	$result = $levelIndex !== false;
293	7	if( strpos( $backtraceLine, glsr()->path() ) === false ) {
294		return $result; // triggered outside of the plugin
295		}
296	7	return $result && $levelIndex >= apply_filters( 'site-reviews/console/level', 2 );
297		}
298
299		/**
300		* @return void\|string
301		*/
302	7	protected function getBacktraceLine()
303		{
304	7	$backtrace = debug_backtrace( DEBUG_BACKTRACE_IGNORE_ARGS, 6 );
305	7	$search = array_search( 'log', glsr_array_column( $backtrace, 'function' ));
306	7	if( $search !== false ) {
307	7	$index = glsr_get( $backtrace, ( $search + 2 ).'.function' ) == '{closure}'
308		? $search + 4
309	7	: $search + 1;
310	7	return $this->buildBacktraceLine( $backtrace, $index );
311		}
312		return 'Unknown';
313		}
314
315		/**
316		* @param mixed $data
317		* @return string
318		*/
319		protected function getBacktraceLineFromData( $data )
320		{
321		$backtrace = $data instanceof Throwable
322		? $data->getTrace()
323		: debug_backtrace( DEBUG_BACKTRACE_IGNORE_ARGS, 1 );
324		return $this->buildBacktraceLine( $backtrace, 0 );
325		}
326
327		/**
328		* @param mixed $data
329		* @return string
330		*/
331		protected function getMessageFromData( $data )
332		{
333		return $data instanceof Throwable
334		? $this->normalizeThrowableMessage( $data->getMessage() )
335		: print_r( $data, 1 );
336		}
337
338		/**
339		* Interpolates context values into the message placeholders
340		* @param mixed $message
341		* @param array $context
342		* @return string
343		*/
344	1	protected function interpolate( $message, $context = [] )
345		{
346	1	if( $this->isObjectOrArray( $message ) \|\| !is_array( $context )) {
347		return print_r( $message, true );
348		}
349	1	$replace = [];
350	1	foreach( $context as $key => $value ) {
351		$replace['{'.$key.'}'] = $this->normalizeValue( $value );
352		}
353	1	return strtr( $message, $replace );
354		}
355
356		/**
357		* @param mixed $value
358		* @return bool
359		*/
360	1	protected function isObjectOrArray( $value )
361		{
362	1	return is_object( $value ) \|\| is_array( $value );
363		}
364
365		/**
366		* @param string $backtraceLine
367		* @return string
368		*/
369	1	protected function normalizeBacktraceLine( $backtraceLine )
370		{
371		$search = [
372	1	glsr()->path( 'plugin/' ),
373	1	glsr()->path( 'plugin/', false ),
374	1	trailingslashit( glsr()->path() ),
375	1	trailingslashit( glsr()->path( '', false )),
376	1	WP_CONTENT_DIR,
377	1	ABSPATH
378		];
379	1	return str_replace( array_unique( $search ), '', $backtraceLine );
380		}
381
382		/**
383		* @param string $message
384		* @return string
385		*/
386		protected function normalizeThrowableMessage( $message )
387		{
388		$calledIn = strpos( $message, ', called in' );
389		return $calledIn !== false
390		? substr( $message, 0, $calledIn )
391		: $message;
392		}
393
394		/**
395		* @param mixed $value
396		* @return string
397		*/
398		protected function normalizeValue( $value )
399		{
400		if( $value instanceof DateTime ) {
401		$value = $value->format( 'Y-m-d H:i:s' );
402		}
403		else if( $this->isObjectOrArray( $value )) {
404		$value = json_encode( $value );
405		}
406		return (string)$value;
407		}
408
409		/**
410		* @return void
411		*/
412	7	protected function reset()
413		{
414	7	if( $this->size() <= pow( 1024, 2 ) / 8 )return;
415		$this->clear();
416		file_put_contents(
417		$this->file,
418		$this->buildLogEntry(
419		static::INFO_1,
420		__( 'Console was automatically cleared (128 KB maximum size)', 'site-reviews' )
421		)
422		);
423		}
424		}
425

pryley / site-reviews

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Console::getBacktraceLine() A

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