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<?php
class TErrorHandler extends TComponent implements IModule
{
/**
* @var string module ID
*/
private $_id;
/**
* @var TApplication application instance
*/
private $_application;
/**
* Initializes the module.
* This method is required by IModule and is invoked by application.
* @param TApplication application
* @param TXmlElement module configuration
*/
public function init($application,$config)
{
$this->_application=$application;
$application->attachEventHandler('Error',array($this,'handleError'));
$application->setErrorHandler($this);
}
/**
* @return string id of this module
*/
public function getID()
{
return $this->_id;
}
/**
* @param string id of this module
*/
public function setID($value)
{
$this->_id=$value;
}
public function handleError($sender,$param)
{
if(($response=Prado::getApplication()->getResponse())!==null)
$response->clear();
switch(Prado::getApplication()->getMode())
{
case 'Off':
case 'Debug':
$this->displayException($param);
exit(1);
case 'Normal':
case 'Performance':
error_log($param->__toString());
header("HTTP/1.0 500 Internal Error");
exit(1);
}
}
protected function displayException($exception)
{
$lines=file($exception->getFile());
$errorLine=$exception->getLine();
$beginLine=$errorLine-9>=0?$errorLine-9:0;
$endLine=$errorLine+8<=count($lines)?$errorLine+8:count($lines);
$source='';
for($i=$beginLine;$i<$endLine;++$i)
{
if($i===$errorLine-1)
{
$line=highlight_string(sprintf("Line %4d: %s",$i+1,$lines[$i]),true);
$source.="<div style=\"background-color: #ffeeee\">".$line."</div>";
}
else
$source.=highlight_string(sprintf("Line %4d: %s",$i+1,$lines[$i]),true);
}
$fields=array(
'%%ErrorType%%',
'%%ErrorMessage%%',
'%%SourceFile%%',
'%%SourceCode%%',
'%%StackTrace%%',
'%%Version%%',
'%%Time%%'
);
$values=array(
get_class($exception),
htmlspecialchars($exception->getMessage()),
htmlspecialchars($exception->getFile()).' ('.$exception->getLine().')',
$source,
htmlspecialchars($exception->getTraceAsString()),
$_SERVER['SERVER_SOFTWARE'].' <a href="http://www.pradosoft.com/">PRADO</a>/'.Prado::getVersion(),
strftime('%Y-%m-%d %H:%m',time())
);
$languages=Prado::getUserLanguages();
$errorFile=dirname(__FILE__).'/error.'.$languages[0];
if(!is_file($errorFile))
$errorFile=dirname(__FILE__).'/error.en';
if(($content=@file_get_contents($errorFile))===false)
die("Unable to open error template file '$errorFile'.");
echo str_replace($fields,$values,$content);
}
}
?>
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