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path: root/core/libraries/MY_Form_Radio.php
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<?php defined("SYSPATH") or die("No direct script access.");
/**
 * Gallery - a web based photo album viewer and editor
 * Copyright (C) 2000-2008 Bharat Mediratta
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or (at
 * your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
 */
 
/** * FORGE radio button input library. * */
/* http://forum.kohanaphp.com/comments.php?DiscussionID=164 */
class Form_Radio extends Form_Input { 
  protected $data = array ( 
    'name' => '', 
    'class' => 'radio', 
    'type'=>'radio', 
    'options'=>array() 
  ); 
  protected $protect = array('type'); 
  
  public function __get($key) { 
    if ($key == 'value') { 
      return $this->selected; 
    } 
    return parent::__get($key); 
  }
  
  public function html_element() { 
    // Import base data 
    $data = $this->data; 
    // Get the options and default selection 
    $options = arr::remove('options', $data); 
    $selected = arr::remove('selected', $data); 
    // martin hack 
    unset($data['label']);
    $html =''; 
    foreach($options as $option=>$labelText){ 
      $html .= form::radio(array ('name' => $data['name'], 'id' => $data['name'] . "_" . $option ), 
        $option, $this->value? $this->value==$option: $data['default']==$option). 
        form::label($data['name']."_".$option , $labelText)." "; 
    }
    return $html; 
  }
  
  protected function load_value() { 
    if (is_bool($this->valid)) 
      return; 
    $this->data['selected'] = $this->input_value($this->name); 
  } 
} // End Form radio