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<?php
/**
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @since 3.0
* @license http://www.opensource.org/licenses/mit-license.php MIT License
*/
namespace DebugKit\Database\Log;
use Cake\Database\Log\LoggedQuery;
use Cake\Database\Log\QueryLogger;
use Psr\Log\AbstractLogger as PsrAbstractLogger;
/**
* DebugKit Query logger.
*
* This logger decorates the existing logger if it exists,
* and stores log messages internally so they can be displayed
* or stored for future use.
*/
class DebugLog extends QueryLogger
{
/**
* Logs from the current request.
*
* @var array
*/
protected $_queries = [];
/**
* Decorated logger.
*
* @var \Cake\Database\Log\LoggedQuery
*/
protected $_logger;
/**
* Name of the connection being logged.
*
* @var string
*/
protected $_connectionName;
/**
* Total time (ms) of all queries
*
* @var int
*/
protected $_totalTime = 0;
/**
* Total rows of all queries
*
* @var int
*/
protected $_totalRows = 0;
/**
* Set to true to capture schema reflection queries
* in the SQL log panel.
*
* @var bool
*/
protected $_includeSchema = false;
/**
* Constructor
*
* @param \Cake\Database\Log\QueryLogger $logger The logger to decorate and spy on.
* @param string $name The name of the connection being logged.
* @param bool $includeSchema Whether or not schema reflection should be included.
*/
public function __construct($logger, $name, $includeSchema = false)
{
$this->_logger = $logger;
$this->_connectionName = $name;
$this->_includeSchema = $includeSchema;
}
/**
* Set the schema include flag.
*
* @param bool $value Set
* @return $this
*/
public function setIncludeSchema($value)
{
$this->_includeSchema = $value;
return $this;
}
/**
* Get the connection name.
*
* @return array
*/
public function name()
{
return $this->_connectionName;
}
/**
* Get the stored logs.
*
* @return array
*/
public function queries()
{
return $this->_queries;
}
/**
* Get the total time
*
* @return int
*/
public function totalTime()
{
return $this->_totalTime;
}
/**
* Get the total rows
*
* @return int
*/
public function totalRows()
{
return $this->_totalRows;
}
/**
* Log queries
*
* @param \Cake\Database\Log\LoggedQuery $query The query being logged.
* @return void
*/
public function log(LoggedQuery $query)
{
if ($this->_logger) {
if ($this->_logger instanceof PsrAbstractLogger) {
$this->_logger->log($query, $query->error);
} else {
$this->_logger->log($query);
}
}
if ($this->_includeSchema === false && $this->isSchemaQuery($query)) {
return;
}
if (!empty($query->params)) {
$query->query = $this->_interpolate($query);
}
$this->_totalTime += $query->took;
$this->_totalRows += $query->numRows;
$this->_queries[] = [
'query' => $query->query,
'took' => $query->took,
'rows' => $query->numRows
];
}
/**
* Sniff SQL statements for things only found in schema reflection.
*
* @param \Cake\Database\Log\LoggedQuery $query The query to check.
* @return bool
*/
protected function isSchemaQuery(LoggedQuery $query)
{
$querystring = $query->query;
return (
// Multiple engines
strpos($querystring, 'FROM information_schema') !== false ||
// Postgres
strpos($querystring, 'FROM pg_catalog') !== false ||
// MySQL
strpos($querystring, 'SHOW TABLE') === 0 ||
strpos($querystring, 'SHOW FULL COLUMNS') === 0 ||
strpos($querystring, 'SHOW INDEXES') === 0 ||
// Sqlite
strpos($querystring, 'FROM sqlite_master') !== false ||
strpos($querystring, 'PRAGMA') === 0 ||
// Sqlserver
strpos($querystring, 'FROM INFORMATION_SCHEMA') !== false ||
strpos($querystring, 'FROM sys.') !== false
);
}
}