Файл: framework/logging/CDbLogRoute.php
Строк: 171
<?php
/**
* CDbLogRoute class file.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @link http://www.yiiframework.com/
* @copyright 2008-2013 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
/**
* CDbLogRoute stores log messages in a database table.
*
* To specify the database table for storing log messages, set {@link logTableName} as
* the name of the table and specify {@link connectionID} to be the ID of a {@link CDbConnection}
* application component. If they are not set, a SQLite3 database named 'log-YiiVersion.db' will be created
* and used under the application runtime directory.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @package system.logging
* @since 1.0
*/
class CDbLogRoute extends CLogRoute
{
/**
* @var string the ID of CDbConnection application component. If not set, a SQLite database
* will be automatically created and used. The SQLite database file is
* <code>protected/runtime/log-YiiVersion.db</code>.
*/
public $connectionID;
/**
* @var string the name of the DB table that stores log content. Defaults to 'YiiLog'.
* If {@link autoCreateLogTable} is false and you want to create the DB table manually by yourself,
* you need to make sure the DB table is of the following structure:
* <pre>
* (
* id INTEGER NOT NULL PRIMARY KEY,
* level VARCHAR(128),
* category VARCHAR(128),
* logtime INTEGER,
* message TEXT
* )
* </pre>
* Note, the 'id' column must be created as an auto-incremental column.
* In MySQL, this means it should be <code>id INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY</code>;
* In PostgreSQL, it is <code>id SERIAL PRIMARY KEY</code>.
* @see autoCreateLogTable
*/
public $logTableName='YiiLog';
/**
* @var boolean whether the log DB table should be automatically created if not exists. Defaults to true.
* @see logTableName
*/
public $autoCreateLogTable=true;
/**
* @var CDbConnection the DB connection instance
*/
private $_db;
/**
* Initializes the route.
* This method is invoked after the route is created by the route manager.
*/
public function init()
{
parent::init();
if($this->autoCreateLogTable)
{
$db=$this->getDbConnection();
try
{
$db->createCommand()->delete($this->logTableName,'0=1');
}
catch(Exception $e)
{
$this->createLogTable($db,$this->logTableName);
}
}
}
/**
* Creates the DB table for storing log messages.
* @param CDbConnection $db the database connection
* @param string $tableName the name of the table to be created
*/
protected function createLogTable($db,$tableName)
{
$db->createCommand()->createTable($tableName, array(
'id'=>'pk',
'level'=>'varchar(128)',
'category'=>'varchar(128)',
'logtime'=>'integer',
'message'=>'text',
));
}
/**
* @return CDbConnection the DB connection instance
* @throws CException if {@link connectionID} does not point to a valid application component.
*/
protected function getDbConnection()
{
if($this->_db!==null)
return $this->_db;
elseif(($id=$this->connectionID)!==null)
{
if(($this->_db=Yii::app()->getComponent($id)) instanceof CDbConnection)
return $this->_db;
else
throw new CException(Yii::t('yii','CDbLogRoute.connectionID "{id}" does not point to a valid CDbConnection application component.',
array('{id}'=>$id)));
}
else
{
$dbFile=Yii::app()->getRuntimePath().DIRECTORY_SEPARATOR.'log-'.Yii::getVersion().'.db';
return $this->_db=new CDbConnection('sqlite:'.$dbFile);
}
}
/**
* Stores log messages into database.
* @param array $logs list of log messages
*/
protected function processLogs($logs)
{
$command=$this->getDbConnection()->createCommand();
foreach($logs as $log)
{
$command->insert($this->logTableName,array(
'level'=>$log[1],
'category'=>$log[2],
'logtime'=>(int)$log[3],
'message'=>$log[0],
));
}
}
}