2007-06-01 02:00:59 +04:00
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<?php
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/*
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* $Id$
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.phpdoctrine.com>.
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*/
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/**
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* Doctrine_AuditLog
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*
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* @package Doctrine
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @category Object Relational Mapping
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* @link www.phpdoctrine.com
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* @since 1.0
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* @version $Revision$
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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*/
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2007-06-05 22:38:00 +04:00
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class Doctrine_AuditLog
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2007-06-01 02:00:59 +04:00
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{
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2007-06-06 03:58:11 +04:00
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protected $_options = array(
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'className' => '%CLASS%Version',
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'deleteTrigger' => '%TABLE%_ddt',
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'updateTrigger' => '%TABLE%_dut',
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'versionTable' => '%TABLE%_dvt',
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'identifier' => '__version',
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);
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protected $_table;
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public function __construct(Doctrine_Table $table)
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{
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$this->_table = $table;
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}
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2007-06-05 22:38:00 +04:00
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public function audit()
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2007-06-01 02:00:59 +04:00
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{
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2007-06-06 03:58:11 +04:00
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$conn = $this->_table->getConnection();
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// begin new transaction
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$conn->beginTransaction();
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try {
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// create the version table and the triggers
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$this->createVersionTable();
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$conn->execute($this->deleteTriggerSql());
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$conn->execute($this->updateTriggerSql());
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// commit structure changes
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$conn->commit();
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} catch(Doctrine_Connection_Exception $e) {
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$conn->rollback();
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}
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}
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public function createVersionTable()
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{
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$data = $this->_table->getExportableFormat(false);
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$conn = $this->_table->getConnection();
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$data['tableName'] = str_replace('%TABLE%', $data['tableName'], $this->_options['versionTable']);
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foreach ($data['columns'] as $name => $def) {
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unset($data['columns'][$name]['autoinc']);
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unset($data['columns'][$name]['autoincrement']);
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unset($data['columns'][$name]['sequence']);
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unset($data['columns'][$name]['seq']);
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}
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$data['columns'] = array_merge(array($this->_options['identifier'] =>
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array('type' => 'integer',
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'primary' => true,
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'autoinc' => true)), $data['columns']);
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$definition = 'class ' . str_replace('%CLASS%', $this->_table->getComponentName(), $this->_options['className'])
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. ' extends Doctrine_Record { '
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. 'public function setTableDefinition() { '
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. '$this->hasColumns(' . var_export($data['columns'], true) . ');'
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. '$this->option(\'tableName\', \'' . $data['tableName'] . '\'); } }';
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print $definition;
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eval( $definition );
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$data['options']['primary'] = array($this->_options['identifier']);
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2007-06-05 22:38:00 +04:00
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2007-06-06 03:58:11 +04:00
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$conn->export->createTable($data['tableName'], $data['columns'], $data['options']);
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2007-06-05 22:38:00 +04:00
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}
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2007-06-06 03:58:11 +04:00
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/**
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* deleteTriggerSql
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*
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* returns the sql needed for the delete trigger creation
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*/
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public function deleteTriggerSql()
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2007-06-05 22:38:00 +04:00
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{
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2007-06-06 03:58:11 +04:00
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$conn = $this->_table->getConnection();
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$columnNames = $this->_table->getColumnNames();
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2007-06-05 22:38:00 +04:00
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$oldColumns = array_map(array($this, 'formatOld'), $columnNames);
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$sql = 'CREATE TRIGGER '
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2007-06-06 03:58:11 +04:00
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. $conn->quoteIdentifier($this->_table->getTableName()) . '_ddt' . ' DELETE ON '
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. $conn->quoteIdentifier($this->_table->getTableName())
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2007-06-05 22:38:00 +04:00
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. ' BEGIN'
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2007-06-06 03:58:11 +04:00
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. ' INSERT INTO ' . $this->_table->getTableName() . '_dvt ('
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2007-06-05 22:38:00 +04:00
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. implode(', ', array_map(array($conn, 'quoteIdentifier'), $columnNames))
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. ') VALUES ('
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. implode(', ', array_map(array($conn, 'quoteIdentifier'), $oldColumns))
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. ');'
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. ' END;';
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return $sql;
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}
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2007-06-06 03:58:11 +04:00
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/**
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* updateTriggerSql
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*
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* returns the sql needed for the update trigger creation
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*/
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public function updateTriggerSql()
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2007-06-05 22:38:00 +04:00
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{
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2007-06-06 03:58:11 +04:00
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$conn = $this->_table->getConnection();
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$columnNames = $this->_table->getColumnNames();
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2007-06-05 22:38:00 +04:00
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$oldColumns = array_map(array($this, 'formatOld'), $columnNames);
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$sql = 'CREATE TRIGGER '
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2007-06-06 03:58:11 +04:00
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. $conn->quoteIdentifier($this->_table->getTableName()) . '_dut' . ' UPDATE ON '
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. $conn->quoteIdentifier($this->_table->getTableName())
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2007-06-05 22:38:00 +04:00
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. ' BEGIN'
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2007-06-06 03:58:11 +04:00
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. ' INSERT INTO ' . $this->_table->getTableName() . '_dvt ('
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2007-06-05 22:38:00 +04:00
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. implode(', ', array_map(array($conn, 'quoteIdentifier'), $columnNames))
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. ') VALUES ('
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. implode(', ', array_map(array($conn, 'quoteIdentifier'), $oldColumns))
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. ');'
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. ' END;';
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return $sql;
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}
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public function formatOld($column)
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{
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return 'old.' . $column;
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2007-06-01 02:00:59 +04:00
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}
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}
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