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99 lines
3.1 KiB
PHP
Executable File
99 lines
3.1 KiB
PHP
Executable File
<?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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*
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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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* sfPropelUniqueValidator validates that the uniqueness of a column.
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* This validator only works for single column primary key.
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*
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* <b>Required parameters:</b>
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*
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* # <b>class</b> - [none] - Propel class name.
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* # <b>column</b> - [none] - Propel column name.
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*
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* <b>Optional parameters:</b>
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*
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* # <b>unique_error</b> - [Uniqueness error] - An error message to use when
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* the value for this column already
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* exists in the database.
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*
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* @package symfony
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* @subpackage validator
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* @author Fabien Potencier <fabien.potencier@symfony-project.com>
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* @author Fédéric Coelho <frederic.coelho@symfony-project.com>
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* @version SVN: $Id: sfPropelUniqueValidator.class.php 2995 2006-12-09 18:01:32Z fabien $
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*/
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class sfPropelUniqueValidator extends sfValidator
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{
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public function execute(&$value, &$error)
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{
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$className = $this->getParameter('class').'Peer';
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$columnName = call_user_func(array($className, 'translateFieldName'), $this->getParameter('column'), BasePeer::TYPE_FIELDNAME, BasePeer::TYPE_COLNAME);
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$c = new Criteria();
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$c->add($columnName, $value);
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$object = call_user_func(array($className, 'doSelectOne'), $c);
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if ($object)
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{
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$tableMap = call_user_func(array($className, 'getTableMap'));
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foreach ($tableMap->getColumns() as $column)
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{
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if (!$column->isPrimaryKey())
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{
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continue;
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}
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$method = 'get'.$column->getPhpName();
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$primaryKey = call_user_func(array($className, 'translateFieldName'), $column->getPhpName(), BasePeer::TYPE_PHPNAME, BasePeer::TYPE_FIELDNAME);
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if ($object->$method() != $this->getContext()->getRequest()->getParameter($primaryKey))
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{
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$error = $this->getParameter('unique_error');
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return false;
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}
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}
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}
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return true;
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}
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/**
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* Initialize this validator.
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*
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* @param sfContext The current application context.
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* @param array An associative array of initialization parameters.
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*
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* @return bool true, if initialization completes successfully, otherwise false.
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*/
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public function initialize($context, $parameters = null)
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{
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// initialize parent
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parent::initialize($context);
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// set defaults
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$this->setParameter('unique_error', 'Uniqueness error');
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$this->getParameterHolder()->add($parameters);
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// check parameters
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if (!$this->getParameter('class'))
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{
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throw new sfValidatorException('The "class" parameter is mandatory for the sfPropelUniqueValidator validator.');
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}
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if (!$this->getParameter('column'))
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{
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throw new sfValidatorException('The "column" parameter is mandatory for the sfPropelUniqueValidator validator.');
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}
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return true;
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}
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}
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