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initial commit
This commit is contained in:
Chris Sewell
295
lib/symfony/exception/sfException.class.php
Executable file
295
lib/symfony/exception/sfException.class.php
Executable file
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<?php
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/*
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* This file is part of the symfony package.
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* (c) 2004-2006 Fabien Potencier <fabien.potencier@symfony-project.com>
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* (c) 2004-2006 Sean Kerr.
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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/**
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* sfException is the base class for all symfony related exceptions and
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* provides an additional method for printing up a detailed view of an
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* exception.
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*
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* @package symfony
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* @subpackage exception
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* @author Fabien Potencier <fabien.potencier@symfony-project.com>
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* @author Sean Kerr <skerr@mojavi.org>
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* @version SVN: $Id: sfException.class.php 3243 2007-01-12 14:22:50Z fabien $
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*/
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class sfException extends Exception
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{
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protected
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$name = null;
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/**
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* Class constructor.
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*
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* @param string The error message
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* @param int The error code
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*/
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public function __construct($message = null, $code = 0)
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{
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if ($this->getName() === null)
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{
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$this->setName('sfException');
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}
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parent::__construct($message, $code);
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if (sfConfig::get('sf_logging_enabled') && $this->getName() != 'sfStopException')
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{
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sfLogger::getInstance()->err('{'.$this->getName().'} '.$message);
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}
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}
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/**
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* Retrieves the name of this exception.
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*
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* @return string This exception's name
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*/
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public function getName()
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{
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return $this->name;
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}
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/**
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* Prints the stack trace for this exception.
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*
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* @param Exception An Exception implementation instance
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*/
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public function printStackTrace($exception = null)
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{
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if (!$exception)
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{
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$exception = $this;
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}
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// don't print message if it is an sfStopException exception
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if (method_exists($exception, 'getName') && $exception->getName() == 'sfStopException')
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{
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if (!sfConfig::get('sf_test'))
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{
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exit(1);
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}
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return;
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}
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if (class_exists('sfMixer', false))
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{
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foreach (sfMixer::getCallables('sfException:printStackTrace:printStackTrace') as $callable)
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{
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$ret = call_user_func($callable, $this, $exception);
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if ($ret)
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{
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if (!sfConfig::get('sf_test'))
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{
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exit(1);
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}
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return;
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}
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}
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}
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if (!sfConfig::get('sf_test'))
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{
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header('HTTP/1.0 500 Internal Server Error');
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// clean current output buffer
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while (@ob_end_clean());
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ob_start(sfConfig::get('sf_compressed') ? 'ob_gzhandler' : '');
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}
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// send an error 500 if not in debug mode
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if (!sfConfig::get('sf_debug'))
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{
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error_log($exception->getMessage());
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$file = sfConfig::get('sf_web_dir').'/errors/error500.php';
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include(is_readable($file) ? $file : sfConfig::get('sf_symfony_data_dir').'/web/errors/error500.php');
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if (!sfConfig::get('sf_test'))
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{
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exit(1);
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}
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return;
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}
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$message = null !== $exception->getMessage() ? $exception->getMessage() : 'n/a';
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$name = get_class($exception);
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$format = 0 == strncasecmp(PHP_SAPI, 'cli', 3) ? 'plain' : 'html';
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$traces = $this->getTraces($exception, $format);
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// extract error reference from message
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$error_reference = '';
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if (preg_match('/\[(err\d+)\]/', $message, $matches))
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{
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$error_reference = $matches[1];
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}
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// dump main objects values
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$sf_settings = '';
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$settingsTable = $requestTable = $responseTable = $globalsTable = '';
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if (class_exists('sfContext', false) && sfContext::hasInstance())
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{
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$context = sfContext::getInstance();
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$settingsTable = $this->formatArrayAsHtml(sfDebug::settingsAsArray());
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$requestTable = $this->formatArrayAsHtml(sfDebug::requestAsArray($context->getRequest()));
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$responseTable = $this->formatArrayAsHtml(sfDebug::responseAsArray($context->getResponse()));
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$globalsTable = $this->formatArrayAsHtml(sfDebug::globalsAsArray());
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}
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include(sfConfig::get('sf_symfony_data_dir').'/data/exception.'.($format == 'html' ? 'php' : 'txt'));
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// if test, do not exit
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if (!sfConfig::get('sf_test'))
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{
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exit(1);
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}
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}
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/**
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* Returns an array of exception traces.
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*
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* @param Exception An Exception implementation instance
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* @param string The trace format (plain or html)
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*
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* @return array An array of traces
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*/
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public function getTraces($exception, $format = 'plain')
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{
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$traceData = $exception->getTrace();
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array_unshift($traceData, array(
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'function' => '',
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'file' => $exception->getFile() != null ? $exception->getFile() : 'n/a',
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'line' => $exception->getLine() != null ? $exception->getLine() : 'n/a',
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'args' => array(),
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));
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$traces = array();
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if ($format == 'html')
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{
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$lineFormat = 'at <strong>%s%s%s</strong>(%s)<br />in <em>%s</em> line %s <a href="#" onclick="toggle(\'%s\'); return false;">...</a><br /><ul id="%s" style="display: %s">%s</ul>';
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}
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else
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{
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$lineFormat = 'at %s%s%s(%s) in %s line %s';
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}
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for ($i = 0, $count = count($traceData); $i < $count; $i++)
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{
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$line = isset($traceData[$i]['line']) ? $traceData[$i]['line'] : 'n/a';
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$file = isset($traceData[$i]['file']) ? $traceData[$i]['file'] : 'n/a';
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$shortFile = preg_replace(array('#^'.preg_quote(sfConfig::get('sf_root_dir')).'#', '#^'.preg_quote(realpath(sfConfig::get('sf_symfony_lib_dir'))).'#'), array('SF_ROOT_DIR', 'SF_SYMFONY_LIB_DIR'), $file);
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$args = isset($traceData[$i]['args']) ? $traceData[$i]['args'] : array();
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$traces[] = sprintf($lineFormat,
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(isset($traceData[$i]['class']) ? $traceData[$i]['class'] : ''),
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(isset($traceData[$i]['type']) ? $traceData[$i]['type'] : ''),
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$traceData[$i]['function'],
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$this->formatArgs($args, false, $format),
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$shortFile,
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$line,
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'trace_'.$i,
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'trace_'.$i,
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$i == 0 ? 'block' : 'none',
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$this->fileExcerpt($file, $line)
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);
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}
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return $traces;
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}
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/**
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* Returns an HTML version of an array as YAML.
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*
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* @param array The values array
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*
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* @return string An HTML string
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*/
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protected function formatArrayAsHtml($values)
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{
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return '<pre>'.@sfYaml::Dump($values).'</pre>';
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}
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/**
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* Returns an excerpt of a code file around the given line number.
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*
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* @param string A file path
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* @param int The selected line number
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*
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* @return string An HTML string
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*/
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protected function fileExcerpt($file, $line)
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{
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if (is_readable($file))
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{
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$content = preg_split('#<br />#', highlight_file($file, true));
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$lines = array();
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for ($i = max($line - 3, 1), $max = min($line + 3, count($content)); $i <= $max; $i++)
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{
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$lines[] = '<li'.($i == $line ? ' class="selected"' : '').'>'.$content[$i - 1].'</li>';
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}
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return '<ol start="'.max($line - 3, 1).'">'.implode("\n", $lines).'</ol>';
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}
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}
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/**
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* Formats an array as a string.
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*
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* @param array The argument array
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* @param boolean
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* @param string The format string (html or plain)
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*
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* @return string
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*/
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protected function formatArgs($args, $single = false, $format = 'html')
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{
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$result = array();
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$single and $args = array($args);
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foreach ($args as $key => $value)
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{
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if (is_object($value))
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{
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$result[] = ($format == 'html' ? '<em>object</em>' : 'object').'(\''.get_class($value).'\')';
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}
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else if (is_array($value))
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{
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$result[] = ($format == 'html' ? '<em>array</em>' : 'array').'('.self::formatArgs($value).')';
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}
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else if ($value === null)
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{
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$result[] = '<em>null</em>';
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}
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else if (!is_int($key))
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{
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$result[] = "'$key' => '$value'";
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}
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else
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{
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$result[] = "'".$value."'";
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}
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}
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return implode(', ', $result);
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}
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/**
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* Sets the name of this exception.
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*
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* @param string An exception name
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*/
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protected function setName($name)
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{
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$this->name = $name;
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}
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}
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