<?php

define_class(__FILE__, 'PollQuestion_Grid');

require_once 'class/DB/Grid/Grid.php';
require_once 'class/HTTP.php';

class PollQuestion_Grid extends DB_Grid
{
	var $functionalFields = array('id', 'id_poll', 'enabled', 'sorter', 'changed', 'added');
	//var $_allowed_images = array('image/jpeg', 'image/pjpeg', 'image/png', 'image/gif');

	function PollQuestion_Grid(&$Doc, &$DBObj)
	{
		$this->DB_Grid($Doc, $DBObj);
		$this->actions['reorder'] = 'doReorderForm';
		$this->actions['reorder_save'] = 'doReorderSave';
		$this->actions['enable'] = 'doEnable';
	}

	function _getBaseForm($method = 'post')
	{
	    require_once 'class/Form/Form.class.php';
	    $form = new Form($this->Doc, 'form', $method);
		$form->cancelUrl = BASE_URL . '/' . CURR_PAGE . '?action=cancel&id_poll=' . $this->DBObj->id_poll;

        $form->registerElementType('grid_answer', 'app/Poll/Question/grid_answer.php', 'HTML_QuickForm_grid_answer');

	    return $form;   
	}

	function _bindFormFields($form)
	{
		$langs = $this->DBObj->langs;
		$langs_count = count($langs);

		$id_poll =& $form->addElement('hidden', 'id_poll', $this->DBObj->id_poll);

		$title_title = _('Question');
		if ($langs_count > 1) {
			$form->addElement('header', 'title_header', $title_title);
		}
		$title = array();
		foreach ($langs as $lng) {
			if ($langs_count > 1) {
				$field_title = $lng['title'];
			} else {
				$field_title = $title_title;
			}
			$field_name = "title[{$lng['name']}]";
			$title[$lng['name']] =& $form->addElement('text', $field_name, $field_title, array());
			$required_note = _('Question is required') . ($langs_count > 1 ? " ({$lng['title']})" : '');
			$form->addRule($field_name, $required_note, 'required');
			$form->addRule($field_name, $required_note, 'required', null, 'client');
		}

		$cols = array();
		foreach ($langs as $lng) {
			//$cols[] = array('name' => $lng['name'], 'title' => $lng['title']);
			$cols[] = array('name' => $lng['name'], 'title' => $lng['title']);
		}
		$ansewrs =& $form->addElement('grid_answer', 'answers', 'Answers', $cols, null, array('style' => 'width:300px;'));
		$ansewrs->_tplOptions = '{del} | {up} | {down}';
		$required_note = _('Answers is required');
		$form->addRule('answers', $required_note, 'required');

		$enabled =& $form->addElement('advcheckbox', 'enabled', 'Enabled', null, null, array('n', 'y'));

		$data = $this->DBObj->getData();
        if (!is_array($data)) {
			$data = array();
		}
		if (!is_array($data['answers']) || empty($data['answers'])) {
			foreach ($langs as $lng) {
				$data['answers'][$lng['name']] = array(0 => '');
			}
		}
        $form->setDefaults($data);

		$form->addFormRule(array(&$this, 'validateForm'));

		return $form;
	}

	function validateForm($data)
	{
		//vdie($data);
		$error = array();

		foreach ($data['answers'] as $al) {
			if (empty($al)) {
				$error['answers'] = 'Answers is required';
				break;
			} else {
				foreach ($al as $v) {
					if (empty($v)) {
						$error['answers'] = 'Answers is required';
					}
				}
			}
		}

		return empty($error) ? true : $error;
	}

	function _getNewForm()
	{
		$form = parent::_getNewForm();
        //$form->addRule('image', _('Изображение обязательно'), 'uploadedfile');
        return $form;
	}

	function _doListBind(&$DB_List)
	{
		$DB_List->def_order_by = 'sorter';
		$DB_List->bindCols();
		$DB_List->urlVarNames[] = 'id_poll';

		$DB_List->insertColFirst(
			'sorter',
			array(
				'title' => '#',
				'width' => 40,
				'order_by' => 'sorter',
				'tpl' => DB_LIST_CELL_SORTER,
				'params' => array('sorter'),
			)
		);

		$DB_List->insertColAfter(
			'title',
			array(
				'title' => _('Question'),
				'width' => 450,
				'order_by' => 'title',
				'tpl' => DB_LIST_CELL_TEXT,
				'params' => array('title'),
			),
			'sorter'
		);

		$DB_List->insertColAfter('enabled',
		    array(
		        'title' => 'Enabled',
		        'width' => 100,
		        'order_by' => 'enabled',
		        'tpl' => DB_LIST_CELL_LINK_ENUM,
				'values' => array('y' => 'Yes', 'n' => 'No'),
		        'url' => BASE_URL . '/' . CURR_PAGE . '?action=enable&id_poll=' . $this->DBObj->id_poll . '&id=',
		        'target' => '',
		        'params' => array('enabled', 'id'),
		    ),
		    'title'
		);

		$opt = $DB_List->getCol('options');
		$link = BASE_URL . '/' . CURR_PAGE;
		$opt['edit_link'] = $link . "?action=edit&id_poll={$this->DBObj->id_poll}&id=";
		$opt['del_link'] = $link . "?action=del&id_poll={$this->DBObj->id_poll}&id=";
		$DB_List->setCol('options', $opt);
		$DB_List->bind();

		return true;
	}

	function doList()
	{
		/*$filtFrm = $this->getFilterForm();
		$this->DBObj->setFilter($filtFrm->getElementValue('query'));
		$filtFrm->exec();*/
		parent::doList();
	}

	function addLink()
	{
		$link = Constant::get('BASE_URL') . '/' . CURR_PAGE;
		$addLink = array(
			'tpl' => 'center_link.tpl',
			'link_list' => array(
				array('link' => $this->getBackUrl(PARENT_PAGE), 'title' => $this->DBObj->getPollName()),
				array('link' => $link . '?action=new&id_poll=' . $this->DBObj->id_poll, 'title' => 'Add new Question'),
				array('link' => $link . '?action=reorder&id_poll=' . $this->DBObj->id_poll, 'title' => _('Reorder Questions')),
			)
		);
		$this->Doc->addContent($addLink);
	}

	function _getReorderFrom()
	{
		$form = $this->_getBaseForm();
		$list = array();
		$list4Grid = $this->DBObj->getList4Grid(array('order_by' => 'sorter'));
		foreach ($list4Grid['list'] as $val) {
			$list[$val['id']] = substr($val['title'], 0, 80);
		}
		$orderList = Form::createElement('select_edit', 'order_list', false, $list, array('style' => 'width:600px;'));
		$orderList->delAction('add');
		$orderList->delAction('del');
		$orderList->delAction('edit');
		$form->addElement($orderList);
		$form->addElement('hidden', 'id_poll', $this->DBObj->id_poll);
		return $form;
	}

	function doReorderForm()
	{
		$form = $this->_getReorderFrom();
		$form->setTitle('Reorder Questions');
		$form->addElement('hidden', 'action', 'reorder_save');
		$form->exec();
	}

	function doReorderSave()
	{
		$form = $this->_getReorderFrom();
		$this->DBObj->reorder($form->getElementValue('order_list'));
		$this->doBack();
	}

	function doEnable()
	{
	    Session::setData(CURR_PAGE, 'msg', 'Question is updated');         
		$this->DBObj->changeOption('enabled');
	    $this->doBack();
	    return true;
	}

}