Current File : //opt/alt/php55/usr/share/pear/PHPUnit/Extensions/Database/DB/MetaData/Sqlite.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 functionality to retrieve meta data from an Sqlite database.
*
* @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
* @version Release: 1.3.1
* @link http://www.phpunit.de/
* @since Class available since Release 1.0.0
*/
class PHPUnit_Extensions_Database_DB_MetaData_Sqlite extends PHPUnit_Extensions_Database_DB_MetaData
{
protected $columns = array();
protected $keys = array();
protected $truncateCommand = 'DELETE FROM';
/**
* Returns an array containing the names of all the tables in the database.
*
* @return array
*/
public function getTableNames()
{
$query = "
SELECT name
FROM sqlite_master
WHERE
type='table' AND
name <> 'sqlite_sequence'
ORDER BY name
";
$result = $this->pdo->query($query);
$tableNames = array();
while ($tableName = $result->fetchColumn(0)) {
$tableNames[] = $tableName;
}
return $tableNames;
}
/**
* Returns an array containing the names of all the columns in the
* $tableName table,
*
* @param string $tableName
* @return array
*/
public function getTableColumns($tableName)
{
if (!isset($this->columns[$tableName])) {
$this->loadColumnInfo($tableName);
}
return $this->columns[$tableName];
}
/**
* Returns an array containing the names of all the primary key columns in
* the $tableName table.
*
* @param string $tableName
* @return array
*/
public function getTablePrimaryKeys($tableName)
{
if (!isset($this->keys[$tableName])) {
$this->loadColumnInfo($tableName);
}
return $this->keys[$tableName];
}
/**
* Loads column info from a sqlite database.
*
* @param string $tableName
*/
protected function loadColumnInfo($tableName)
{
$query = "PRAGMA table_info('{$tableName}')";
$statement = $this->pdo->query($query);
/* @var $statement PDOStatement */
$this->columns[$tableName] = array();
$this->keys[$tableName] = array();
while ($columnData = $statement->fetch(PDO::FETCH_NUM)) {
$this->columns[$tableName][] = $columnData[1];
if ($columnData[5] == 1) {
$this->keys[$tableName][] = $columnData[1];
}
}
}
}
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