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<?php
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/*
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* This file is part of the symfony package.
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* (c) 2004-2006 Fabien Potencier <fabien.potencier@symfony-project.com>
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* (c) 2004-2006 Sean Kerr <sean@code-box.org>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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/**
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* sfPostgreSQLDatabase provides connectivity for the PostgreSQL brand database.
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*
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* <b>Optional parameters:</b>
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*
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* # <b>database</b> - [none] - The database name.
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* # <b>host</b> - [localhost] - The database host.
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* # <b>username</b> - [none] - The database username.
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* # <b>password</b> - [none] - The database password.
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* # <b>persistent</b> - [No] - Indicates that the connection should be persistent.
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* # <b>port</b> - [none] - TCP/IP port on which PostgreSQL is listening.
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*
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* @package symfony
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* @subpackage database
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* @author Fabien Potencier <fabien.potencier@symfony-project.com>
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* @author Sean Kerr <sean@code-box.org>
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* @version SVN: $Id: sfPostgreSQLDatabase.class.php 23810 2009-11-12 11:07:44Z Kris.Wallsmith $
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*/
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class sfPostgreSQLDatabase extends sfDatabase
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{
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/**
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* Connects to the database.
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*
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* @throws <b>sfDatabaseException</b> If a connection could not be created
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*/
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public function connect()
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{
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$database = $this->getParameter('database');
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$host = $this->getParameter('host');
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$password = $this->getParameter('password');
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$port = $this->getParameter('port');
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$username = $this->getParameter('username');
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// construct connection string
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$string = ($database != null ? (' dbname=' .$database) : '').
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($host != null ? (' host=' .$host) : '').
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($password != null ? (' password=' .$password) : '').
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($port != null ? (' port=' .$port) : '').
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($username != null ? (' user=' .$username) : '');
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// let's see if we need a persistent connection
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$persistent = $this->getParameter('persistent', false);
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$connect = $persistent ? 'pg_pconnect' : 'pg_connect';
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$this->connection = @$connect($string);
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// make sure the connection went through
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if ($this->connection === false)
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{
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// the connection's foobar'd
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throw new sfDatabaseException('Failed to create a PostgreSQLDatabase connection.');
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}
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// since we're not an abstraction layer, we copy the connection
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// to the resource
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$this->resource = $this->connection;
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}
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/**
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* Executes the shutdown procedure.
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*
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* @throws <b>sfDatabaseException</b> If an error occurs while shutting down this database
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*/
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public function shutdown()
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{
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if ($this->connection != null)
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{
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@pg_close($this->connection);
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}
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}
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}
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