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class.logger.php
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class.logger.php
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<?php
/**
* Logger
*
* The logger provides basic logging / debug info storage to the database. Needs to be extended in the future.
*
* @todo Make the auto-dbtype-switch if available.
* @todo If all else fails: use emails.
* @package Pork-Utilities
* @author Jelle Ursem
* @copyright Jelle Ursem 2009
* @version 1.0
* @access public
*/
class Logger {
private $checked= false;
private $debugmode = false;
#queries to create the initial table for your logging.
private $createqueries = array(
"sqlite" => "CREATE TABLE '@logtable@' ('RequestID' VARCHAR(255) NOT NULL, 'Message' VARCHAR(255) NOT NULL, 'Payload' TEXT NULL , 'Type' VARCHAR (20) NULL, 'Class' VARCHAR( 255 ) NULL , 'Function' VARCHAR( 255 ) NULL , 'File' VARCHAR( 255 ) NULL ,'Line' INT( 11 ) NULL , 'Time' TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP , 'POST' TEXT NULL , 'GET' TEXT NULL , 'URI' VARCHAR( 255 ) NOT NULL , 'REMOTE_ADDR' VARCHAR( 25 ) NOT NULL )",
"mysql" => "CREATE TABLE `@logtable@` ( `ROWID` int(11) NOT NULL auto_increment, `RequestID` varchar(255) NOT NULL, `Message` varchar(255) NOT NULL, `Payload` text NOT NULL, `Type` varchar(20) NOT NULL, `Class` varchar(255) NOT NULL, `Function` varchar(255) NOT NULL, `Line` int(11) NOT NULL, `File` varchar(255) NOT NULL, `Time` timestamp NOT NULL, `POST` text NOT NULL, `GET` text NOT NULL, `URI` varchar(255) NOT NULL, `REMOTE_ADDR` varchar(25) NOT NULL, PRIMARY KEY (`ROWID`) ) AUTO_INCREMENT=0 ;"
);
public $RequestID;
/**
* Logger::__construct()
*/
public function __construct()
{
$this->RequestID = md5($_SERVER['REQUEST_URI'].$_SERVER['REMOTE_ADDR'].$_SERVER['REQUEST_TIME']).time().uniqid();
}
/**
* Logger::Log()
* Sends a LOG message to the log. This will not work if debugmode is disabled.
*/
public static function Log($var)
{
if(Settings::Load()->Get('Logger', 'debug') == '1')
{
$trace =
self::getInstance()->createLog(Array('Variable' => $var, 'Parameters' => func_get_args()), 'LOG', debug_backtrace());
}
}
/**
* Logger::Info()
* Sends an INFO message to the log. This will not work if debugmode is disabled.
*/
public static function Info($var)
{
if(Settings::Load()->Get('Logger', 'debug') == '1')
{
self::getInstance()->createLog(Array('Variable' => $var, 'Parameters' => func_get_args()), 'INFO', debug_backtrace());
}
}
public static function Dump($var)
{
if(Settings::Load()->Get('Logger', 'debug') == '1')
{
self::getInstance()->createLog(Array('Variable' => $var, 'Parameters' => func_get_args()), 'DUMP', debug_backtrace());
}
}
/**
* Logger::Warn()
* Sends a warning to the log. This will also work if debugmode is disabled.
*/
public static function Warn($var)
{
self::getInstance()->createLog(Array('Variable' => $var, 'Parameters' => func_get_args()), 'WARN', debug_backtrace());
}
public static function Error($var)
{
self::getInstance()->trace[] = debugLog::Log(Array('Parameters' => func_get_args()), 'ERROR', debug_backtrace());
}
/**
* Logger::Trace()
* Sends a debug_print_backtrace to the log. This will also work if debugmode is disabled.
*/
public static function Trace($var)
{
$trace = debug_backtrace();
self::getInstance()->PHPError($var, 'TRACE', $trace[sizeof($trace) == 1 ? 0 : 1]['file'], $trace[sizeof($trace) == 1 ? 0 : 1]['line'], $trace);
// self::getInstance()->createLog(Array('Variable' => $var, 'Parameters' => func_get_args(), 'Trace'=>$trace), 'TRACE');
}
/**
* Logger::PHPError
* Catches PHP errors to the database.
*/
public function PHPError($errstr, $err, $errfile, $errline, $backtrace)
{
if((($err) == 'NOTICE' || $err == 'STRICT NOTICE') && $this->debugmode == false) return;
$log = new DebugLog();
$log->Payload = @json_encode($backtrace);
$log->Message = $errstr;
$log->REMOTE_ADDR = $_SERVER['REMOTE_ADDR'];
$log->URI = $_SERVER['REQUEST_URI'];
$log->POST = !empty($_POST) ? @json_encode($_POST) : "";
$log->GET = !empty($_GET) ? @json_encode($_GET) : "";
$log->RequestID = $this->RequestID;
$log->Class = @$backtrace[0]['class'];
$log->Function = @$backtrace[0]['function'];
$log->Type = $err;
$log->File = $errfile;
$log->Line = $errline;
$log->Time = now();
$log->Save();
}
/**
* Logger:: CreateLog
* Used internally and externally to actually insert data into the db.
*
*/
public function createLog($debug, $type='LOG', $trace=false)
{
$log = new DebugLog();
$log->Message = ($type != 'DUMP' && sizeof($debug['Parameters']) == 1 && is_string($debug['Variable'])) ? $debug['Variable'] : json_encode($debug);
$log->RequestID = $this->RequestID;
$log->REMOTE_ADDR = $_SERVER['REMOTE_ADDR'];
$log->URI = $_SERVER['REQUEST_URI'];
$log->POST = !empty($_POST) ? json_encode($_POST) : "";
$log->GET = !empty($_GET) ? json_encode($_GET) : "";
$log->Type = $type;
$log->Time = now();
if(!$trace) $trace = debug_backtrace();
$curlog = (sizeof($trace) > 2) ? $trace[2] : (sizeof($trace)> 1) ? $trace[1] : $trace[0];
if($type == 'TRACE') {
ob_start();
debug_print_backtrace();
$debug['Trace']= nl2br(ob_get_clean());
$log->Payload = json_encode($debug);
}
if($type == 'DUMP') {
$log->Payload = json_encode($debug);
}
$log->Function = @$curlog['function'];
$log->Class = @$curlog['class'];
$log->Line = @$curlog['line'];
$log->File = @$curlog['file'];
$log->Save();
}
/**
* Logger::logEmail()
*
* @todo make it so that this sends an email and is automatically used as fallback.
* @param mixed $message
*/
public static function logEmail($message)
{
echo('email log '.$message);
}
/**
* Logger::dbCheck()
* Checks if the current database exists, and creates it if it's not there.
*/
public function dbCheck()
{
if(!$this->checked)
{
$this->log[] = "checking if db exists";
$this->checked = dbConnection::getInstance('Logger')->tableExists(Settings::Load()->Get('Logger', 'logtable'));
if (!$this->checked)
{
$createquery = $this->createqueries[strtolower(Settings::Load()->Get('Logger', 'dbtype'))];
$createquery = str_replace('@logtable@', Settings::Load()->Get('Logger', 'logtable'), $createquery);
$this->checked = dbConnection::getInstance('Logger')->query($createquery);
if(!$this->checked) die( "Error creating logdatabase");
Logger::Log("Log database created.");
}
}
}
/**
* Logger::getInstance()
* Singleton functionality
*
* @return Logger $instance
*/
public static function getInstance()
{
static $instance;
if (!isset($instance))
{
$c = __CLASS__;
$instance = new $c;
$instance->dbCheck();
}
return $instance;
}
}
/**
*
* DebugLog dbObject class. As soon as the database is created, this is used to insert records into the debuglog table.
*
*/
class DebugLog extends dbObject
{
function __construct($ID=false)
{
$this->__setupDatabase('debuglog', // db table
array('ROWID' => 'ID', // db field => object property
'RequestID' => 'RequestID',
'Message' => 'Message',
'Payload' => 'Payload',
'Type' => 'Type',
'Class' => 'Class',
'Function' => 'Function',
'Line' => 'Line',
'File' => 'File',
'Time' => 'Time',
'POST' => 'POST',
'GET' => 'GET',
'URI' => 'URI',
'REMOTE_ADDR' => 'REMOTE_ADDR'),
'ROWID', // primary db key
$ID, 'Logger'); // primary key value
$this->setOrderProperty('Time', 'DESC');
}
}
?>