Current File : //opt/alt/php55/usr/share/pear/PHPUnit/Extensions/Database/DB/DefaultDatabaseConnection.php
<?php
/**
* PHPUnit
*
* Copyright (c) 2002-2014, Sebastian Bergmann <sebastian@phpunit.de>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of Sebastian Bergmann nor the names of his
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package DbUnit
* @author Mike Lively <m@digitalsandwich.com>
* @copyright 2002-2014 Sebastian Bergmann <sebastian@phpunit.de>
* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
* @link http://www.phpunit.de/
* @since File available since Release 1.0.0
*/
/**
* Provides a basic interface for communicating with a database.
*
* @package DbUnit
* @author Mike Lively <m@digitalsandwich.com>
* @copyright 2010-2014 Mike Lively <m@digitalsandwich.com>
* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
* @version Release: 1.3.1
* @link http://www.phpunit.de/
* @since Class available since Release 1.0.0
*/
class PHPUnit_Extensions_Database_DB_DefaultDatabaseConnection implements PHPUnit_Extensions_Database_DB_IDatabaseConnection
{
/**
* @var PDO
*/
protected $connection;
/**
* The metadata object used to retrieve table meta data from the database.
*
* @var PHPUnit_Extensions_Database_DB_IMetaData
*/
protected $metaData;
/**
* Creates a new database connection
*
* @param PDO $connection
* @param string $schema - The name of the database schema you will be testing against.
*/
public function __construct(PDO $connection, $schema = '')
{
$this->connection = $connection;
$this->metaData = PHPUnit_Extensions_Database_DB_MetaData::createMetaData($connection, $schema);
$connection->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
}
/**
* Close this connection.
*/
public function close()
{
unset($this->connection);
}
/**
* Returns a database metadata object that can be used to retrieve table
* meta data from the database.
*
* @return PHPUnit_Extensions_Database_DB_IMetaData
*/
public function getMetaData()
{
return $this->metaData;
}
/**
* Returns the schema for the connection.
*
* @return string
*/
public function getSchema()
{
return $this->getMetaData()->getSchema();
}
/**
* Creates a dataset containing the specified table names. If no table
* names are specified then it will created a dataset over the entire
* database.
*
* @param array $tableNames
* @return PHPUnit_Extensions_Database_DataSet_IDataSet
* @todo Implement the filtered data set.
*/
public function createDataSet(array $tableNames = NULL)
{
if (empty($tableNames)) {
return new PHPUnit_Extensions_Database_DB_DataSet($this);
} else {
return new PHPUnit_Extensions_Database_DB_FilteredDataSet($this, $tableNames);
}
}
/**
* Creates a table with the result of the specified SQL statement.
*
* @param string $resultName
* @param string $sql
* @return PHPUnit_Extensions_Database_DB_Table
*/
public function createQueryTable($resultName, $sql)
{
return new PHPUnit_Extensions_Database_DataSet_QueryTable($resultName, $sql, $this);
}
/**
* Returns this connection database configuration
*
* @return PHPUnit_Extensions_Database_Database_DatabaseConfig
*/
public function getConfig()
{
}
/**
* Returns a PDO Connection
*
* @return PDO
*/
public function getConnection()
{
return $this->connection;
}
/**
* Returns the number of rows in the given table. You can specify an
* optional where clause to return a subset of the table.
*
* @param string $tableName
* @param string $whereClause
* @return int
*/
public function getRowCount($tableName, $whereClause = NULL)
{
$query = "SELECT COUNT(*) FROM ".$this->quoteSchemaObject($tableName);
if (isset($whereClause)) {
$query .= " WHERE {$whereClause}";
}
return (int) $this->connection->query($query)->fetchColumn();
}
/**
* Returns a quoted schema object. (table name, column name, etc)
*
* @param string $object
* @return string
*/
public function quoteSchemaObject($object)
{
return $this->getMetaData()->quoteSchemaObject($object);
}
/**
* Returns the command used to truncate a table.
*
* @return string
*/
public function getTruncateCommand()
{
return $this->getMetaData()->getTruncateCommand();
}
/**
* Returns true if the connection allows cascading
*
* @return bool
*/
public function allowsCascading()
{
return $this->getMetaData()->allowsCascading();
}
/**
* Disables primary keys if connection does not allow setting them otherwise
*
* @param string $tableName
*/
public function disablePrimaryKeys($tableName)
{
$this->getMetaData()->disablePrimaryKeys($tableName);
}
/**
* Reenables primary keys after they have been disabled
*
* @param string $tableName
*/
public function enablePrimaryKeys($tableName)
{
$this->getMetaData()->enablePrimaryKeys($tableName);
}
}
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