<?php

use_helper('Form', 'Javascript', 'Helper');

/*
 * This file is part of the symfony package.
 * (c) 2004-2006 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.
 */

/**
 * ObjectHelper for admin generator.
 *
 * @package    symfony
 * @subpackage helper
 * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
 * @version    SVN: $Id: ObjectAdminHelper.php 3746 2007-04-11 08:08:38Z fabien $
 */

function object_admin_input_file_tag($object, $method, $options = array())
{
  $options = _parse_attributes($options);
  $name    = _convert_method_to_name($method, $options);

  $html = '';

  $value = _get_object_value($object, $method);

  if ($value)
  {
    if ($include_link = _get_option($options, 'include_link'))
    {
      $image_path = image_path('/'.sfConfig::get('sf_upload_dir_name').'/'.$include_link.'/'.$value);
      $image_text = ($include_text = _get_option($options, 'include_text')) ? __($include_text) : __('[show file]');

      $html .= sprintf('<a onclick="window.open(this.href);return false;" href="%s">%s</a>', $image_path, $image_text)."\n";
    }

    if ($include_remove = _get_option($options, 'include_remove'))
    {
      $html .= checkbox_tag(strpos($name, ']') !== false ? substr($name, 0, -1).'_remove]' : $name).' '.($include_remove != true ? __($include_remove) : __('remove file'))."\n";
    }
  }

  return input_file_tag($name, $options)."\n<br />".$html;
}

function object_admin_double_list($object, $method, $options = array(), $callback = null)
{
  $options = _parse_attributes($options);

  $options['multiple'] = true;
  $options['class'] = 'sf_admin_multiple';
  if (!isset($options['size']))
  {
    $options['size'] = 10;
  }
  $label_all   = __(isset($options['unassociated_label']) ? $options['unassociated_label'] : 'Unassociated');
  $label_assoc = __(isset($options['associated_label'])   ? $options['associated_label']   : 'Associated');

  // get the lists of objects
  list($all_objects, $objects_associated, $associated_ids) = _get_object_list($object, $method, $options, $callback);
  
  $objects_unassociated = array();
  foreach ($all_objects as $object)
  {
    if (!in_array($object->getPrimaryKey(), $associated_ids))
    {
      $objects_unassociated[] = $object;
    }
  }

  // override field name
  unset($options['control_name']);
  $name  = _convert_method_to_name($method, $options);
  $name1 = 'unassociated_'.$name;
  $name2 = 'associated_'.$name;
  $select1 = select_tag($name1, options_for_select(_get_options_from_objects($objects_unassociated), '', $options), $options);
  $options['class'] = 'sf_admin_multiple-selected';
  $select2 = select_tag($name2, options_for_select(_get_options_from_objects($objects_associated), '', $options), $options);

  $html =
'<div>
  <div style="float: left">
    <div style="font-weight: bold; padding-bottom: 0.5em">%s</div>
    %s
  </div>
  <div style="float: left">
    %s<br />
    %s
  </div>
  <div style="float: left">
    <div style="font-weight: bold; padding-bottom: 0.5em">%s</div>
    %s
  </div>
  <br style="clear: both" />
</div>
';

  $response = sfContext::getInstance()->getResponse();
  $response->addJavascript(sfConfig::get('sf_prototype_web_dir').'/js/prototype');
  $response->addJavascript(sfConfig::get('sf_admin_web_dir').'/js/double_list');

  return sprintf($html,
    $label_all,
    $select1,
    submit_image_tag(sfConfig::get('sf_admin_web_dir').'/images/next.png', "style=\"border: 0\" onclick=\"double_list_move(\$('{$name1}'), \$('{$name2}')); return false;\""),
    submit_image_tag(sfConfig::get('sf_admin_web_dir').'/images/previous.png', "style=\"border: 0\" onclick=\"double_list_move(\$('{$name2}'), \$('{$name1}')); return false;\""),
    $label_assoc,
    $select2
  );
}

function object_admin_select_list($object, $method, $options = array(), $callback = null)
{
  $options = _parse_attributes($options);

  $options['multiple'] = true;
  $options['class'] = 'sf_admin_multiple';
  if (!isset($options['size']))
  {
    $options['size'] = 10;
  }

  // get the lists of objects
  list($objects, $objects_associated, $ids) = _get_object_list($object, $method, $options, $callback);
  // override field name
  unset($options['control_name']);
  $name = 'associated_'._convert_method_to_name($method, $options);

  return select_tag($name, options_for_select(_get_options_from_objects($objects), $ids, $options), $options);
}

function object_admin_check_list($object, $method, $options = array(), $callback = null)
{
  $options = _parse_attributes($options);

  // get the lists of objects
  list($objects, $objects_associated, $assoc_ids) = _get_object_list($object, $method, $options, $callback);

  // override field name
  unset($options['control_name']);
  $name = 'associated_'._convert_method_to_name($method, $options).'[]';
  $html = '';

  if (!empty($objects))
  {
    // which method to call?
    $methodToCall = '__toString';
    foreach (array('__toString', 'toString', 'getPrimaryKey') as $method)
    {
      if (method_exists($objects[0], $method))
      {
        $methodToCall = $method;
        break;
      }
    }

    $html .= "<ul class=\"sf_admin_checklist\">\n";
    foreach ($objects as $related_object)
    {
      $relatedPrimaryKey = $related_object->getPrimaryKey();

      // multi primary key handling
      if (is_array($relatedPrimaryKey))
      {
        $relatedPrimaryKeyHtmlId = implode('/', $relatedPrimaryKey);
      }
      else
      {
        $relatedPrimaryKeyHtmlId = $relatedPrimaryKey;
      }

      $html .= '<li>'.checkbox_tag($name, $relatedPrimaryKeyHtmlId, in_array($relatedPrimaryKey, $assoc_ids)).' <label for="'.get_id_from_name($name, $relatedPrimaryKeyHtmlId).'">'.$related_object->$methodToCall()."</label></li>\n";
    }
    $html .= "</ul>\n";
  }

  return $html;
}

function _get_propel_object_list($object, $method, $options)
{
  // get the lists of objects
  $through_class = _get_option($options, 'through_class');

  $objects = sfPropelManyToMany::getAllObjects($object, $through_class);
  $objects_associated = sfPropelManyToMany::getRelatedObjects($object, $through_class);
  $ids = array_map(create_function('$o', 'return $o->getPrimaryKey();'), $objects_associated);

  return array($objects, $objects_associated, $ids);
}

function _get_object_list($object, $method, $options, $callback)
{
  $object = $object instanceof sfOutputEscaper ? $object->getRawValue() : $object;

  // the default callback is the propel one
  if (!$callback)
  {
    $callback = '_get_propel_object_list';
  }

  return call_user_func($callback, $object, $method, $options);
}
