system/log/log.php
2013-12-20 08:52:43 +01:00

63 lines
3.1 KiB
PHP

<?php
namespace SYSTEM\LOG;
//ini_set('error_prepend_string', '{querytime: 0.0, status: false, result: { class: "FatalError",message: "');
//ini_set('error_append_string', '", code: 1, file: "unknown", line: 0, trace: }}');
class log {
const HANDLER_FUNC_MASK = 'MASK';
const HANDLER_FUNC_CALL = 'CALL';
private static $handlers = array();
//$handler = string with classname
public static function registerHandler($handler){
if( !class_exists($handler) ||
!\method_exists($handler,self::HANDLER_FUNC_MASK) ||
!\method_exists($handler,self::HANDLER_FUNC_CALL)){
die("You registered an invalid Errorhandler!");}
self::$handlers[] = $handler;
set_error_handler('\SYSTEM\LOG\log::__error_handler');
set_exception_handler('\SYSTEM\LOG\log::__exception_handler');
register_shutdown_function( '\SYSTEM\LOG\log::__shutdown_handler' );
ini_set('error_prepend_string', '<phpfatalerror>');
ini_set('error_append_string', '</phpfatalerror>');
ob_start('\SYSTEM\LOG\log::__fatal_error_handler');
}
private static function call_handlers(\Exception $E, $thrown = true){
foreach(self::$handlers as $handler){
if( ((\call_user_func(array($handler,self::HANDLER_FUNC_MASK)) & $E->getCode())) &&
\call_user_func_array(array($handler,self::HANDLER_FUNC_CALL),array($E, $thrown))){
return true;}
}
return false;
}
public static function __exception_handler(\Exception $E, $thrown = true){
return self::call_handlers($E, $thrown) && $thrown;}
public static function __error_handler($code, $message, $file, $line, $thrown = true){
return self::call_handlers(new \SYSTEM\LOG\ErrorException($message, 1, $code, $file, $line) ,$thrown);}
public static function __shutdown_handler($thrown = true) {
if( ($error = error_get_last()) !== NULL && !$error['type'] === E_DEPRECATED) { //http://www.dreamincode.net/forums/topic/284506-having-trouble-supressing-magic-quotes-gpc-fatal-errors/
return self::call_handlers(new \SYSTEM\LOG\ShutdownException($error["message"], 1, $error["type"],$error["file"],$error["line"]) ,$thrown);}
}
public static function __fatal_error_handler($bufferContent, $thrown = true){
$errors = array();
if ( preg_match('|<phpfatalerror>.*</phpfatalerror>|s', $bufferContent, &$errors) ){
$error = strip_tags($errors[0]);
$error = substr($error,1,strlen($error)-2);
$file = substr($error,strpos($error,' in ')+5,strpos($error,' on ')-5-strpos($error,' in '));
$line = intval(substr($error,strpos($error,' line ')+6));
$error = substr($error,0,strpos($error,' in '));
return \SYSTEM\LOG\JsonResult::error(new \SYSTEM\LOG\ShutdownException($error,1,1,$file,$line));}
return $bufferContent;
}
}