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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) 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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* sfWidgetFormPropelChoice represents a choice widget for a model.
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*
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* @package symfony
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* @subpackage widget
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* @author Fabien Potencier <fabien.potencier@symfony-project.com>
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* @version SVN: $Id: sfWidgetFormPropelChoice.class.php 29679 2010-05-30 14:46:03Z Kris.Wallsmith $
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*/
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class sfWidgetFormPropelChoice extends sfWidgetFormChoice
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{
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/**
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* @see sfWidget
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*/
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public function __construct($options = array(), $attributes = array())
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{
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$options['choices'] = array();
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parent::__construct($options, $attributes);
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}
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/**
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* Constructor.
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*
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* Available options:
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*
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* * model: The model class (required)
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* * add_empty: Whether to add a first empty value or not (false by default)
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* If the option is not a Boolean, the value will be used as the text value
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* * method: The method to use to display object values (__toString by default)
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* * key_method: The method to use to display the object keys (getPrimaryKey by default)
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* * order_by: An array composed of two fields:
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* * The column to order by the results (must be in the PhpName format)
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* * asc or desc
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* * criteria: A criteria to use when retrieving objects
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* * connection: The Propel connection to use (null by default)
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* * multiple: true if the select tag must allow multiple selections
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* * peer_method: The peer method to use to fetch objects
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*
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* @see sfWidgetFormSelect
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*/
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protected function configure($options = array(), $attributes = array())
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{
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$this->addRequiredOption('model');
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$this->addOption('add_empty', false);
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$this->addOption('method', '__toString');
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$this->addOption('key_method', 'getPrimaryKey');
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$this->addOption('order_by', null);
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$this->addOption('criteria', null);
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$this->addOption('connection', null);
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$this->addOption('multiple', false);
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$this->addOption('peer_method', 'doSelect');
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parent::configure($options, $attributes);
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}
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/**
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* Returns the choices associated to the model.
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*
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* @return array An array of choices
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*/
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public function getChoices()
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{
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$choices = array();
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if (false !== $this->getOption('add_empty'))
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{
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$choices[''] = true === $this->getOption('add_empty') ? '' : $this->translate($this->getOption('add_empty'));
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}
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$class = constant($this->getOption('model').'::PEER');
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$criteria = null === $this->getOption('criteria') ? new Criteria() : clone $this->getOption('criteria');
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if ($order = $this->getOption('order_by'))
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{
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$method = sprintf('add%sOrderByColumn', 0 === strpos(strtoupper($order[1]), 'ASC') ? 'Ascending' : 'Descending');
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$criteria->$method(call_user_func(array($class, 'translateFieldName'), $order[0], BasePeer::TYPE_PHPNAME, BasePeer::TYPE_COLNAME));
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}
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$objects = call_user_func(array($class, $this->getOption('peer_method')), $criteria, $this->getOption('connection'));
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$methodKey = $this->getOption('key_method');
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if (!method_exists($this->getOption('model'), $methodKey))
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{
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throw new RuntimeException(sprintf('Class "%s" must implement a "%s" method to be rendered in a "%s" widget', $this->getOption('model'), $methodKey, __CLASS__));
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}
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$methodValue = $this->getOption('method');
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if (!method_exists($this->getOption('model'), $methodValue))
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{
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throw new RuntimeException(sprintf('Class "%s" must implement a "%s" method to be rendered in a "%s" widget', $this->getOption('model'), $methodValue, __CLASS__));
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}
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foreach ($objects as $object)
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{
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$choices[$object->$methodKey()] = $object->$methodValue();
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}
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return $choices;
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}
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}
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