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lib/Doctrine/Adapter/Mysqli.php

+<?php
+/*
+ *  $Id: Mock.php 1080 2007-02-10 18:17:08Z romanb $
+ *
+ * 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.
+ *
+ * This software consists of voluntary contributions made by many individuals
+ * and is licensed under the LGPL. For more information, see
+ * <http://www.phpdoctrine.com>.
+ */
+/**
+ * Doctrine_Adapter_Mysqli
+ * This class is used for special testing purposes.
+ *
+ * @package     Doctrine
+ * @subpackage  Doctrine_Adapter
+ * @author      Konsta Vesterinen <kvesteri@cc.hut.fi>
+ * @license     http://www.opensource.org/licenses/lgpl-license.php LGPL
+ * @category    Object Relational Mapping
+ * @link        www.phpdoctrine.com
+ * @since       1.0
+ * @version     $Revision: 1080 $
+ */
+class Doctrine_Adapter_Mysqli extends Doctrine_Adapter
+{
+    /**
+     * Creates a connection to the database.
+     *
+     * @return void
+     * @throws Doctrine_Adapter_Mysqli_Exception
+     */
+    protected function _connect()
+    {
+        if ($this->_connection) {
+            return;
+        }
+        // Suppress connection warnings here.
+        // Throw an exception instead.
+        @$this->_connection = new mysqli(
+            $this->_config['host'],
+            $this->_config['username'],
+            $this->_config['password'],
+            $this->_config['dbname']
+        );
+        if ($this->_connection === false || mysqli_connect_errno()) {
+            throw new Doctrine_Adapter_Mysqli_Exception(mysqli_connect_error());
+        }
+    }
+
+    /**
+     * Force the connection to close.
+     *
+     * @return void
+     */
+    public function closeConnection()
+    {
+        $this->_connection->close();
+        $this->_connection = null;
+    }
+
+    /**
+     * Prepare a statement and return a PDOStatement-like object.
+     *
+     * @param  string  $sql  SQL query
+     * @return Doctrine_Statement_Mysqli
+     */
+    public function prepare($sql)
+    {
+        $this->_connect();
+        $stmt = new Doctrine_Statement_Mysqli($this, $sql);
+        $stmt->setFetchMode($this->_fetchMode);
+        return $stmt;
+    }
+
+    /**
+     * Gets the last ID generated automatically by an IDENTITY/AUTOINCREMENT column.
+     *
+     * As a convention, on RDBMS brands that support sequences
+     * (e.g. Oracle, PostgreSQL, DB2), this method forms the name of a sequence
+     * from the arguments and returns the last id generated by that sequence.
+     * On RDBMS brands that support IDENTITY/AUTOINCREMENT columns, this method
+     * returns the last value generated for such a column, and the table name
+     * argument is disregarded.
+     *
+     * MySQL does not support sequences, so $tableName and $primaryKey are ignored.
+     *
+     * @param string $tableName   OPTIONAL Name of table.
+     * @param string $primaryKey  OPTIONAL Name of primary key column.
+     * @return integer
+     */
+    public function lastInsertId($tableName = null, $primaryKey = null)
+    {
+        $mysqli = $this->_connection;
+        return $mysqli->insert_id;
+    }
+
+    /**
+     * Begin a transaction.
+     *
+     * @return void
+     */
+    protected function _beginTransaction()
+    {
+        $this->_connect();
+        $this->_connection->autocommit(false);
+    }
+
+    /**
+     * Commit a transaction.
+     *
+     * @return void
+     */
+    protected function _commit()
+    {
+        $this->_connect();
+        $this->_connection->commit();
+        $this->_connection->autocommit(true);
+    }
+
+    /**
+     * Roll-back a transaction.
+     *
+     * @return void
+     */
+    protected function _rollBack()
+    {
+        $this->_connect();
+        $this->_connection->rollback();
+        $this->_connection->autocommit(true);
+    }
+}