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  1: <?php
  2: 
  3: /**
  4:  * This file is part of the Nette Framework (http://nette.org)
  5:  *
  6:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
  7:  *
  8:  * For the full copyright and license information, please view
  9:  * the file license.txt that was distributed with this source code.
 10:  * @package Nette\Diagnostics
 11:  */
 12: 
 13: 
 14: 
 15: /**
 16:  * Debugger: displays and logs errors.
 17:  *
 18:  * Behavior is determined by two factors: mode & output
 19:  * - modes: production / development
 20:  * - output: HTML / AJAX / CLI / other (e.g. XML)
 21:  *
 22:  * @author     David Grudl
 23:  * @package Nette\Diagnostics
 24:  */
 25: final class NDebugger
 26: {
 27:     /** @var bool in production mode is suppressed any debugging output */
 28:     public static $productionMode;
 29: 
 30:     /** @var bool in console mode is omitted HTML output */
 31:     public static $consoleMode;
 32: 
 33:     /** @var int timestamp with microseconds of the start of the request */
 34:     public static $time;
 35: 
 36:     /** @var bool is AJAX request detected? */
 37:     private static $ajaxDetected;
 38: 
 39:     /** @var string  requested URI or command line */
 40:     public static $source;
 41: 
 42:     /** @var string URL pattern mask to open editor */
 43:     public static $editor = 'editor://open/?file=%file&line=%line';
 44: 
 45:     /** @var string command to open browser (use 'start ""' in Windows) */
 46:     public static $browser;
 47: 
 48:     /********************* NDebugger::dump() ****************d*g**/
 49: 
 50:     /** @var int  how many nested levels of array/object properties display {@link NDebugger::dump()} */
 51:     public static $maxDepth = 3;
 52: 
 53:     /** @var int  how long strings display {@link NDebugger::dump()} */
 54:     public static $maxLen = 150;
 55: 
 56:     /** @var bool display location? {@link NDebugger::dump()} */
 57:     public static $showLocation = FALSE;
 58: 
 59:     /** @var array */
 60:     public static $consoleColors = array(
 61:         'bool' => '1;33',
 62:         'null' => '1;33',
 63:         'int' => '1;36',
 64:         'float' => '1;36',
 65:         'string' => '1;32',
 66:         'array' => '1;31',
 67:         'key' => '1;37',
 68:         'object' => '1;31',
 69:         'visibility' => '1;30',
 70:         'resource' => '1;37',
 71:     );
 72: 
 73:     /********************* errors and exceptions reporting ****************d*g**/
 74: 
 75:     /** server modes {@link NDebugger::enable()} */
 76:     const DEVELOPMENT = FALSE,
 77:         PRODUCTION = TRUE,
 78:         DETECT = NULL;
 79: 
 80:     /** @var NDebugBlueScreen */
 81:     public static $blueScreen;
 82: 
 83:     /** @var bool|int determines whether any error will cause immediate death; if integer that it's matched against error severity */
 84:     public static $strictMode = FALSE; // $immediateDeath
 85: 
 86:     /** @var bool disables the @ (shut-up) operator so that notices and warnings are no longer hidden */
 87:     public static $scream = FALSE;
 88: 
 89:     /** @var array of callables specifies the functions that are automatically called after fatal error */
 90:     public static $onFatalError = array();
 91: 
 92:     /** @var bool {@link NDebugger::enable()} */
 93:     private static $enabled = FALSE;
 94: 
 95:     /** @var mixed {@link NDebugger::tryError()} FALSE means catching is disabled */
 96:     private static $lastError = FALSE;
 97: 
 98:     /********************* logging ****************d*g**/
 99: 
100:     /** @var NLogger */
101:     public static $logger;
102: 
103:     /** @var NFireLogger */
104:     public static $fireLogger;
105: 
106:     /** @var string name of the directory where errors should be logged; FALSE means that logging is disabled */
107:     public static $logDirectory;
108: 
109:     /** @var string email to sent error notifications */
110:     public static $email;
111: 
112:     /** @deprecated */
113:     public static $mailer;
114: 
115:     /** @deprecated */
116:     public static $emailSnooze;
117: 
118:     /********************* debug bar ****************d*g**/
119: 
120:     /** @var NDebugBar */
121:     public static $bar;
122: 
123:     /** @var NDefaultBarPanel */
124:     private static $errorPanel;
125: 
126:     /** @var NDefaultBarPanel */
127:     private static $dumpPanel;
128: 
129:     /********************* Firebug extension ****************d*g**/
130: 
131:     /** {@link NDebugger::log()} and {@link NDebugger::fireLog()} */
132:     const DEBUG = 'debug',
133:         INFO = 'info',
134:         WARNING = 'warning',
135:         ERROR = 'error',
136:         CRITICAL = 'critical';
137: 
138: 
139: 
140:     /**
141:      * Static class - cannot be instantiated.
142:      */
143:     final public function __construct()
144:     {
145:         throw new NStaticClassException;
146:     }
147: 
148: 
149: 
150:     /**
151:      * Static class constructor.
152:      * @internal
153:      */
154:     public static function _init()
155:     {
156:         self::$time = microtime(TRUE);
157:         self::$consoleMode = PHP_SAPI === 'cli';
158:         self::$productionMode = self::DETECT;
159:         if (self::$consoleMode) {
160:             self::$source = empty($_SERVER['argv']) ? 'cli' : 'cli: ' . implode(' ', $_SERVER['argv']);
161:         } else {
162:             self::$ajaxDetected = isset($_SERVER['HTTP_X_REQUESTED_WITH']) && $_SERVER['HTTP_X_REQUESTED_WITH'] === 'XMLHttpRequest';
163:             if (isset($_SERVER['REQUEST_URI'])) {
164:                 self::$source = (isset($_SERVER['HTTPS']) && strcasecmp($_SERVER['HTTPS'], 'off') ? 'https://' : 'http://')
165:                     . (isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : (isset($_SERVER['SERVER_NAME']) ? $_SERVER['SERVER_NAME'] : ''))
166:                     . $_SERVER['REQUEST_URI'];
167:             }
168:         }
169: 
170:         self::$logger = new NLogger;
171:         self::$logDirectory = & self::$logger->directory;
172:         self::$email = & self::$logger->email;
173:         self::$mailer = & self::$logger->mailer;
174:         self::$emailSnooze = & NLogger::$emailSnooze;
175: 
176:         self::$fireLogger = new NFireLogger;
177: 
178:         self::$blueScreen = new NDebugBlueScreen;
179:         self::$blueScreen->addPanel(create_function('$e', '
180:             if ($e instanceof NTemplateException) {
181:                 return array(
182:                     \'tab\' => \'Template\',
183:                     \'panel\' => \'<p><b>File:</b> \' . NDebugHelpers::editorLink($e->sourceFile, $e->sourceLine)
184:                     . \'&nbsp; <b>Line:</b> \' . ($e->sourceLine ? $e->sourceLine : \'n/a\') . \'</p>\'
185:                     . ($e->sourceLine ? NDebugBlueScreen::highlightFile($e->sourceFile, $e->sourceLine) : \'\')
186:                 );
187:             } elseif ($e instanceof NNeonException && preg_match(\'#line (\\d+)#\', $e->getMessage(), $m)) {
188:                 if ($item = NDebugHelpers::findTrace($e->getTrace(), \'NConfigNeonAdapter::load\')) {
189:                     return array(
190:                         \'tab\' => \'NEON\',
191:                         \'panel\' => \'<p><b>File:</b> \' . NDebugHelpers::editorLink($item[\'args\'][0], $m[1]) . \'&nbsp; <b>Line:</b> \' . $m[1] . \'</p>\'
192:                             . NDebugBlueScreen::highlightFile($item[\'args\'][0], $m[1])
193:                     );
194:                 } elseif ($item = NDebugHelpers::findTrace($e->getTrace(), \'NNeon::decode\')) {
195:                     return array(
196:                         \'tab\' => \'NEON\',
197:                         \'panel\' => NDebugBlueScreen::highlightPhp($item[\'args\'][0], $m[1])
198:                     );
199:                 }
200:             }
201:         '));
202: 
203:         self::$bar = new NDebugBar;
204:         self::$bar->addPanel(new NDefaultBarPanel('time'));
205:         self::$bar->addPanel(new NDefaultBarPanel('memory'));
206:         self::$bar->addPanel(self::$errorPanel = new NDefaultBarPanel('errors')); // filled by _errorHandler()
207:         self::$bar->addPanel(self::$dumpPanel = new NDefaultBarPanel('dumps')); // filled by barDump()
208:     }
209: 
210: 
211: 
212:     /********************* errors and exceptions reporting ****************d*g**/
213: 
214: 
215: 
216:     /**
217:      * Enables displaying or logging errors and exceptions.
218:      * @param  mixed         production, development mode, autodetection or IP address(es) whitelist.
219:      * @param  string        error log directory; enables logging in production mode, FALSE means that logging is disabled
220:      * @param  string        administrator email; enables email sending in production mode
221:      * @return void
222:      */
223:     public static function enable($mode = NULL, $logDirectory = NULL, $email = NULL)
224:     {
225:         error_reporting(E_ALL | E_STRICT);
226: 
227:         // production/development mode detection
228:         if (is_bool($mode)) {
229:             self::$productionMode = $mode;
230: 
231:         } elseif ($mode !== self::DETECT || self::$productionMode === NULL) { // IP addresses or computer names whitelist detection
232:             $mode = is_string($mode) ? preg_split('#[,\s]+#', $mode) : (array) $mode;
233:             $mode[] = '127.0.0.1';
234:             $mode[] = '::1';
235:             self::$productionMode = !in_array(isset($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : php_uname('n'), $mode, TRUE);
236:         }
237: 
238:         // logging configuration
239:         if (is_string($logDirectory)) {
240:             self::$logDirectory = realpath($logDirectory);
241:             if (self::$logDirectory === FALSE) {
242:                 throw new DirectoryNotFoundException("Directory '$logDirectory' is not found.");
243:             }
244:         } elseif ($logDirectory === FALSE) {
245:             self::$logDirectory = FALSE;
246: 
247:         } elseif (self::$logDirectory === NULL) {
248:             self::$logDirectory = defined('APP_DIR') ? APP_DIR . '/../log' : getcwd() . '/log';
249:         }
250:         if (self::$logDirectory) {
251:             ini_set('error_log', self::$logDirectory . '/php_error.log');
252:         }
253: 
254:         // php configuration
255:         if (function_exists('ini_set')) {
256:             ini_set('display_errors', !self::$productionMode); // or 'stderr'
257:             ini_set('html_errors', FALSE);
258:             ini_set('log_errors', FALSE);
259: 
260:         } elseif (ini_get('display_errors') != !self::$productionMode && ini_get('display_errors') !== (self::$productionMode ? 'stderr' : 'stdout')) { // intentionally ==
261:             throw new NotSupportedException('Function ini_set() must be enabled.');
262:         }
263: 
264:         if ($email) {
265:             if (!is_string($email)) {
266:                 throw new InvalidArgumentException('Email address must be a string.');
267:             }
268:             self::$email = $email;
269:         }
270: 
271:         if (!defined('E_DEPRECATED')) {
272:             define('E_DEPRECATED', 8192);
273:         }
274: 
275:         if (!defined('E_USER_WARNING')) {
276:             define('E_USER_WARNING', 16384);
277:         }
278: 
279:         if (!self::$enabled) {
280:             register_shutdown_function(array(__CLASS__, '_shutdownHandler'));
281:             set_exception_handler(array(__CLASS__, '_exceptionHandler'));
282:             set_error_handler(array(__CLASS__, '_errorHandler'));
283:             self::$enabled = TRUE;
284:         }
285:     }
286: 
287: 
288: 
289:     /**
290:      * Is Debug enabled?
291:      * @return bool
292:      */
293:     public static function isEnabled()
294:     {
295:         return self::$enabled;
296:     }
297: 
298: 
299: 
300:     /**
301:      * Logs message or exception to file (if not disabled) and sends email notification (if enabled).
302:      * @param  string|Exception
303:      * @param  int  one of constant NDebugger::INFO, WARNING, ERROR (sends email), CRITICAL (sends email)
304:      * @return string logged error filename
305:      */
306:     public static function log($message, $priority = self::INFO)
307:     {
308:         if (self::$logDirectory === FALSE) {
309:             return;
310: 
311:         } elseif (!self::$logDirectory) {
312:             throw new InvalidStateException('Logging directory is not specified in NDebugger::$logDirectory.');
313:         }
314: 
315:         if ($message instanceof Exception) {
316:             $exception = $message;
317:             $message = ($message instanceof FatalErrorException
318:                 ? 'Fatal error: ' . $exception->getMessage()
319:                 : get_class($exception) . ": " . $exception->getMessage())
320:                 . " in " . $exception->getFile() . ":" . $exception->getLine();
321: 
322:             $hash = md5($exception . (method_exists($exception, 'getPrevious') ? $exception->getPrevious() : (isset($exception->previous) ? $exception->previous : '')));
323:             $exceptionFilename = "exception-" . @date('Y-m-d-H-i-s') . "-$hash.html";
324:             foreach (new DirectoryIterator(self::$logDirectory) as $entry) {
325:                 if (strpos($entry, $hash)) {
326:                     $exceptionFilename = $entry;
327:                     $saved = TRUE;
328:                     break;
329:                 }
330:             }
331:         }
332: 
333:         self::$logger->log(array(
334:             @date('[Y-m-d H-i-s]'),
335:             trim($message),
336:             self::$source ? ' @  ' . self::$source : NULL,
337:             !empty($exceptionFilename) ? ' @@  ' . $exceptionFilename : NULL
338:         ), $priority);
339: 
340:         if (!empty($exceptionFilename)) {
341:             $exceptionFilename = self::$logDirectory . '/' . $exceptionFilename;
342:             if (empty($saved) && $logHandle = @fopen($exceptionFilename, 'w')) {
343:                 ob_start(); // double buffer prevents sending HTTP headers in some PHP
344:                 ob_start(create_function('$buffer', 'extract(NCFix::$vars['.NCFix::uses(array('logHandle'=>$logHandle)).'], EXTR_REFS); fwrite($logHandle, $buffer); '), 4096);
345:                 self::$blueScreen->render($exception);
346:                 ob_end_flush();
347:                 ob_end_clean();
348:                 fclose($logHandle);
349:             }
350:             return strtr($exceptionFilename, '\\/', DIRECTORY_SEPARATOR . DIRECTORY_SEPARATOR);
351:         }
352:     }
353: 
354: 
355: 
356:     /**
357:      * Shutdown handler to catch fatal errors and execute of the planned activities.
358:      * @return void
359:      * @internal
360:      */
361:     public static function _shutdownHandler()
362:     {
363:         if (!self::$enabled) {
364:             return;
365:         }
366: 
367:         // fatal error handler
368:         static $types = array(
369:             E_ERROR => 1,
370:             E_CORE_ERROR => 1,
371:             E_COMPILE_ERROR => 1,
372:             E_PARSE => 1,
373:         );
374:         $error = error_get_last();
375:         if (isset($types[$error['type']])) {
376:             self::_exceptionHandler(new FatalErrorException($error['message'], 0, $error['type'], $error['file'], $error['line'], NULL));
377:         }
378: 
379:         // debug bar (require HTML & development mode)
380:         if (self::$bar && !self::$productionMode && self::isHtmlMode()) {
381:             self::$bar->render();
382:         }
383:     }
384: 
385: 
386: 
387:     /**
388:      * Handler to catch uncaught exception.
389:      * @param  Exception
390:      * @return void
391:      * @internal
392:      */
393:     public static function _exceptionHandler(Exception $exception)
394:     {
395:         if (!headers_sent()) { // for PHP < 5.2.4
396:             $protocol = isset($_SERVER['SERVER_PROTOCOL']) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.1';
397:             header($protocol . ' 500', TRUE, 500);
398:         }
399: 
400:         try {
401:             if (self::$productionMode) {
402:                 try {
403:                     self::log($exception, self::ERROR);
404:                 } catch (Exception $e) {
405:                     echo 'FATAL ERROR: unable to log error';
406:                 }
407: 
408:                 if (self::$consoleMode) {
409:                     echo "ERROR: the server encountered an internal error and was unable to complete your request.\n";
410: 
411:                 } elseif (self::isHtmlMode()) {
412:                     require dirname(__FILE__) . '/templates/error.phtml';
413:                 }
414: 
415:             } else {
416:                 if (self::$consoleMode) { // dump to console
417:                     echo "$exception\n";
418:                     if ($file = self::log($exception)) {
419:                         echo "(stored in $file)\n";
420:                         if (self::$browser) {
421:                             exec(self::$browser . ' ' . escapeshellarg($file));
422:                         }
423:                     }
424: 
425:                 } elseif (self::isHtmlMode()) { // dump to browser
426:                     self::$blueScreen->render($exception);
427:                     if (self::$bar) {
428:                         self::$bar->render();
429:                     }
430: 
431:                 } elseif (!self::fireLog($exception, self::ERROR)) { // AJAX or non-HTML mode
432:                     $file = self::log($exception);
433:                     if (!headers_sent()) {
434:                         header("X-Nette-Error-Log: $file");
435:                     }
436:                 }
437:             }
438: 
439:             foreach (self::$onFatalError as $handler) {
440:                 call_user_func($handler, $exception);
441:             }
442: 
443:         } catch (Exception $e) {
444:             if (self::$productionMode) {
445:                 echo self::isHtmlMode() ? '<meta name=robots content=noindex>FATAL ERROR' : 'FATAL ERROR';
446:             } else {
447:                 echo "FATAL ERROR: thrown ", get_class($e), ': ', $e->getMessage(),
448:                     "\nwhile processing ", get_class($exception), ': ', $exception->getMessage(), "\n";
449:             }
450:         }
451: 
452:         self::$enabled = FALSE; // un-register shutdown function
453:         exit(255);
454:     }
455: 
456: 
457: 
458:     /**
459:      * Handler to catch warnings and notices.
460:      * @param  int    level of the error raised
461:      * @param  string error message
462:      * @param  string file that the error was raised in
463:      * @param  int    line number the error was raised at
464:      * @param  array  an array of variables that existed in the scope the error was triggered in
465:      * @return bool   FALSE to call normal error handler, NULL otherwise
466:      * @throws FatalErrorException
467:      * @internal
468:      */
469:     public static function _errorHandler($severity, $message, $file, $line, $context)
470:     {
471:         if (self::$scream) {
472:             error_reporting(E_ALL | E_STRICT);
473:         }
474: 
475:         if (self::$lastError !== FALSE && ($severity & error_reporting()) === $severity) { // tryError mode
476:             self::$lastError = new ErrorException($message, 0, $severity, $file, $line);
477:             return NULL;
478:         }
479: 
480:         if ($severity === E_RECOVERABLE_ERROR || $severity === E_USER_ERROR) {
481:             throw new FatalErrorException($message, 0, $severity, $file, $line, $context);
482: 
483:         } elseif (($severity & error_reporting()) !== $severity) {
484:             return FALSE; // calls normal error handler to fill-in error_get_last()
485: 
486:         } elseif (!self::$productionMode && (is_bool(self::$strictMode) ? self::$strictMode : ((self::$strictMode & $severity) === $severity))) {
487:             self::_exceptionHandler(new FatalErrorException($message, 0, $severity, $file, $line, $context));
488:         }
489: 
490:         static $types = array(
491:             E_WARNING => 'Warning',
492:             E_COMPILE_WARNING => 'Warning', // currently unable to handle
493:             E_USER_WARNING => 'Warning',
494:             E_NOTICE => 'Notice',
495:             E_USER_NOTICE => 'Notice',
496:             E_STRICT => 'Strict standards',
497:             E_DEPRECATED => 'Deprecated',
498:             E_USER_WARNING => 'Deprecated',
499:         );
500: 
501:         $message = 'PHP ' . (isset($types[$severity]) ? $types[$severity] : 'Unknown error') . ": $message";
502:         $count = & self::$errorPanel->data["$message|$file|$line"];
503: 
504:         if ($count++) { // repeated error
505:             return NULL;
506: 
507:         } elseif (self::$productionMode) {
508:             self::log("$message in $file:$line", self::ERROR);
509:             return NULL;
510: 
511:         } else {
512:             $ok = self::fireLog(new ErrorException($message, 0, $severity, $file, $line), self::WARNING);
513:             return !self::isHtmlMode() || (!self::$bar && !$ok) ? FALSE : NULL;
514:         }
515: 
516:         return FALSE; // call normal error handler
517:     }
518: 
519: 
520: 
521:     /**
522:      * Handles exception thrown in __toString().
523:      * @param  Exception
524:      * @return void
525:      */
526:     public static function toStringException(Exception $exception)
527:     {
528:         if (self::$enabled) {
529:             self::_exceptionHandler($exception);
530:         } else {
531:             trigger_error($exception->getMessage(), E_USER_ERROR);
532:         }
533:     }
534: 
535: 
536: 
537:     /**
538:      * Starts catching potential errors/warnings.
539:      * @return void
540:      */
541:     public static function tryError()
542:     {
543:         if (!self::$enabled && self::$lastError === FALSE) {
544:             set_error_handler(array(__CLASS__, '_errorHandler'));
545:         }
546:         self::$lastError = NULL;
547:     }
548: 
549: 
550: 
551:     /**
552:      * Returns catched error/warning message.
553:      * @param  ErrorException  catched error
554:      * @return bool
555:      */
556:     public static function catchError(& $error)
557:     {
558:         if (!self::$enabled && self::$lastError !== FALSE) {
559:             restore_error_handler();
560:         }
561:         $error = self::$lastError;
562:         self::$lastError = FALSE;
563:         return (bool) $error;
564:     }
565: 
566: 
567: 
568:     /********************* useful tools ****************d*g**/
569: 
570: 
571: 
572:     /**
573:      * Dumps information about a variable in readable format.
574:      * @param  mixed  variable to dump
575:      * @param  bool   return output instead of printing it? (bypasses $productionMode)
576:      * @return mixed  variable itself or dump
577:      */
578:     public static function dump($var, $return = FALSE)
579:     {
580:         if (!$return && self::$productionMode) {
581:             return $var;
582:         }
583: 
584:         $output = "<pre class=\"nette-dump\">" . NDebugHelpers::htmlDump($var) . "</pre>\n";
585: 
586:         if (!$return) {
587:             $trace = PHP_VERSION_ID < 50205 ? debug_backtrace() :debug_backtrace(FALSE);
588:             $i = NDebugHelpers::findTrace($trace, 'dump') ? 1 : 0;
589:             if (isset($trace[$i]['file'], $trace[$i]['line']) && is_file($trace[$i]['file'])) {
590:                 $lines = file($trace[$i]['file']);
591:                 preg_match('#dump\((.*)\)#', $lines[$trace[$i]['line'] - 1], $m);
592:                 $output = substr_replace(
593:                     $output,
594:                     ' title="' . htmlspecialchars((isset($m[0]) ? "$m[0] \n" : '') . "in file {$trace[$i]['file']} on line {$trace[$i]['line']}") . '"',
595:                     4, 0);
596: 
597:                 if (self::$showLocation) {
598:                     $output = substr_replace(
599:                         $output,
600:                         ' <small>in ' . NDebugHelpers::editorLink($trace[$i]['file'], $trace[$i]['line']) . ":{$trace[$i]['line']}</small>",
601:                         -8, 0);
602:                 }
603:             }
604:         }
605: 
606:         if (self::$consoleMode) {
607:             if (self::$consoleColors && substr(PHP_OS, 0, 3) !== 'WIN') {
608:                 $output = preg_replace_callback('#<span class="php-(\w+)">|</span>#', create_function('$m', '
609:                     return "\\033[" . (isset($m[1], NDebugger::$consoleColors[$m[1]]) ? NDebugger::$consoleColors[$m[1]] : \'0\') . "m";
610:                 '), $output);
611:             }
612:             $output = htmlspecialchars_decode(strip_tags($output), ENT_QUOTES);
613:         }
614: 
615:         if ($return) {
616:             return $output;
617: 
618:         } else {
619:             echo $output;
620:             return $var;
621:         }
622:     }
623: 
624: 
625: 
626:     /**
627:      * Starts/stops stopwatch.
628:      * @param  string  name
629:      * @return float   elapsed seconds
630:      */
631:     public static function timer($name = NULL)
632:     {
633:         static $time = array();
634:         $now = microtime(TRUE);
635:         $delta = isset($time[$name]) ? $now - $time[$name] : 0;
636:         $time[$name] = $now;
637:         return $delta;
638:     }
639: 
640: 
641: 
642:     /**
643:      * Dumps information about a variable in Nette Debug Bar.
644:      * @param  mixed  variable to dump
645:      * @param  string optional title
646:      * @return mixed  variable itself
647:      */
648:     public static function barDump($var, $title = NULL)
649:     {
650:         if (!self::$productionMode) {
651:             $dump = array();
652:             foreach ((is_array($var) ? $var : array('' => $var)) as $key => $val) {
653:                 $dump[$key] = NDebugHelpers::clickableDump($val);
654:             }
655:             self::$dumpPanel->data[] = array('title' => $title, 'dump' => $dump);
656:         }
657:         return $var;
658:     }
659: 
660: 
661: 
662:     /**
663:      * Sends message to FireLogger console.
664:      * @param  mixed   message to log
665:      * @return bool    was successful?
666:      */
667:     public static function fireLog($message)
668:     {
669:         if (!self::$productionMode) {
670:             return self::$fireLogger->log($message);
671:         }
672:     }
673: 
674: 
675: 
676:     private static function isHtmlMode()
677:     {
678:         return !self::$ajaxDetected && !self::$consoleMode
679:             && !preg_match('#^Content-Type: (?!text/html)#im', implode("\n", headers_list()));
680:     }
681: 
682: 
683: 
684:     /** @deprecated */
685:     public static function addPanel(IBarPanel $panel, $id = NULL)
686:     {
687:         return self::$bar->addPanel($panel, $id);
688:     }
689: 
690: }
691: 
Nette Framework 2.0.3 (for PHP 5.2, prefixed) API API documentation generated by ApiGen 2.7.0