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C:/php5.2.9/PEAR/symfony/lib/plugins/sfPropelPlugin/lib/widget/
files >> C:/php5.2.9/PEAR/symfony/lib/plugins/sfPropelPlugin/lib/widget/sfWidgetFormPropelSelect.class.php
 <?php

/*
 * This file is part of the symfony package.
 * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 * sfWidgetFormPropelSelect represents a select HTML tag for a model.
 *
 * @package    symfony
 * @subpackage widget
 * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
 * @version    SVN: $Id: sfWidgetFormPropelSelect.class.php 12803 2008-11-09 07:26:18Z fabien $
 */
class sfWidgetFormPropelSelect extends sfWidgetFormSelect
{
  /**
   * @see sfWidget
   */
  public function __construct($options = array(), $attributes = array())
  {
    $options['choices'] = new sfCallable(array($this, 'getChoices'));

    parent::__construct($options, $attributes);
  }

  /**
   * Constructor.
   *
   * Available options:
   *
   *  * model:       The model class (required)
   *  * add_empty:   Whether to add a first empty value or not (false by default)
   *                 If the option is not a Boolean, the value will be used as the text value
   *  * method:      The method to use to display object values (__toString by default)
   *  * key_method:  The method to use to display the object keys (getPrimaryKey by default)
   *  * order_by:    An array composed of two fields:
   *                   * The column to order by the results (must be in the PhpName format)
   *                   * asc or desc
   *  * criteria:    A criteria to use when retrieving objects
   *  * connection:  The Propel connection to use (null by default)
   *  * multiple:    true if the select tag must allow multiple selections
   *  * peer_method: The peer method to use to fetch objects
   *
   * @see sfWidgetFormSelect
   */
  protected function configure($options = array(), $attributes = array())
  {
    $this->addRequiredOption('model');
    $this->addOption('add_empty', false);
    $this->addOption('method', '__toString');
    $this->addOption('key_method', 'getPrimaryKey');
    $this->addOption('order_by', null);
    $this->addOption('criteria', null);
    $this->addOption('connection', null);
    $this->addOption('multiple', false);
    $this->addOption('peer_method', 'doSelect');

    parent::configure($options, $attributes);
  }

  /**
   * Returns the choices associated to the model.
   *
   * @return array An array of choices
   */
  public function getChoices()
  {
    $choices = array();
    if (false !== $this->getOption('add_empty'))
    {
      $choices[''] = true === $this->getOption('add_empty') ? '' : $this->getOption('add_empty');
    }

    $class = constant($this->getOption('model').'::PEER');

    $criteria = is_null($this->getOption('criteria')) ? new Criteria() : clone $this->getOption('criteria');
    if ($order = $this->getOption('order_by'))
    {
      $method = sprintf('add%sOrderByColumn', 0 === strpos(strtoupper($order[1]), 'ASC') ? 'Ascending' : 'Descending');
      $criteria->$method(call_user_func(array($class, 'translateFieldName'), $order[0], BasePeer::TYPE_PHPNAME, BasePeer::TYPE_COLNAME));
    }
    $objects = call_user_func(array($class, $this->getOption('peer_method')), $criteria, $this->getOption('connection'));

    $methodKey = $this->getOption('key_method');
    if (!method_exists($this->getOption('model'), $methodKey))
    {
      throw new RuntimeException(sprintf('Class "%s" must implement a "%s" method to be rendered in a "%s" widget', $this->getOption('model'), $methodKey, __CLASS__));
    }

    $methodValue = $this->getOption('method');
    if (!method_exists($this->getOption('model'), $methodValue))
    {
      throw new RuntimeException(sprintf('Class "%s" must implement a "%s" method to be rendered in a "%s" widget', $this->getOption('model'), $methodValue, __CLASS__));
    }

    foreach ($objects as $object)
    {
      $choices[$object->$methodKey()] = $object->$methodValue();
    }

    return $choices;
  }
}