<?php

define('cn_CMSDocMiddleMiddle', 'Doc_Middle');

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

class Doc_Middle extends DB_Grid
{
	var $_options;

	function Doc_Middle(&$Page, &$DBObj, $options)
	{
		$this->actions['reoder_form']      = 'doReoderForm';
		$this->actions['reoder_save']      = 'doReoderSave';
		$this->_options = $options;
		$this->DB_Grid($Page, $DBObj);
	}
	
	function _bindFormFields($form)
	{
		$form->addElement('hidden', 'id', $this->DBObj->getData('id')) ;				

		//$id_parent =& Form::createElement('select', 'id_parent', 'Parent Page', $this->DBObj->getPagentPages4Sel());		
		//$id_parent->setValue($this->DBObj->id_parent);
		//$form->addElement($id_parent);
		$form->addElement('hidden', 'id_parent', $this->DBObj->id_parent);
		
		$form = parent::_bindFormFields($form);
				
		$form->removeElement('final');		

		$form->removeElement('system');		
		$system =& Form::createElement('advcheckbox', 'system', 'Don\'t show in sitemap', null, array('n', 'y'));
		$system->setValue($this->DBObj->getData('system'));
		$form->addElement($system);
		
		$form->addFormRule(array(&$this, 'validAlias') );

		$form->removeElement('sorter');
				
		$form->addRule('alias', 'Alias is requied', 'required',  null, 'client');
		$form->addRule('alias', 'Alias is requied', 'required');
		$form->addRule('alias', 'Invalid Alias', 'alias',  null, 'client');
		$form->addRule('alias', 'Invalid Alias', 'alias');
		
		$form->removeElement('handler');
		$handlerList = $this->DBObj->getTypes();
		if (1 == count($handlerList)){
			$handlerIds = array_keys($handlerList);
			$handler = Form::createElement('hidden', 'handler', $handlerIds[0]);
		}else {
			$handler = Form::createElement('select', 'handler', 'Page Type', $handlerList);
			$handler->setValue( $this->DBObj->getData('handler') );
		}
		$form->addElement($handler);
		
		
		require_once 'class/DB/Lang/DLang.php';
		$DLang = new DLang();
		$langList = $DLang->getList(); 
		
		if (count($langList) > 1){
			$form->addElement('header', 'title_header',  'Title');		
		}
		foreach ($langList as $lang){
			$name = "title[{$lang['name']}]";
			if (count($langList) == 1){
				$title_error = 'Title is required';
				$title = 'Title';
			}else{
			 	$title_error = $lang['title'] . ' title is required';
			 	$title = $lang['title'];
			}			
			$form->addElement('text', $name, $title,  array('value' => $this->DBObj->getData($name)) );
			$form->addRule($name, $title_error, 'required');
			$form->addRule($name, $title_error, 'required', null, 'client');
		}
		
		
		if ( 1 == $this->_options['showSEO_Fields']){
			if (count($langList) > 1){
				$form->addElement('header', 'keyword_header',  'Keywords');
			}
			foreach ($langList as $lang){
				$name = "keyword[{$lang['name']}]";
				if (count($langList) == 1){
					$title = 'Keywords';
				}else{
				 	$title = $lang['title'];
				}			
				$textarea = Form::createElement('textarea', $name, $title,array('cols' => '35', 'rows' => '3'));
				$textarea->setValue($this->DBObj->getData($name));
				$form->addElement($textarea);
			}
			
			if (count($langList) > 1){
				$form->addElement('header', 'description_header',  'Description');
			}
			foreach ($langList as $lang){
				$name = "description[{$lang['name']}]";
				if (count($langList) == 1){
					$title = 'Description';
				}else{
				 	$title = $lang['title'];
				}	
				$textarea = Form::createElement('textarea', $name, $title,array('cols' => '35', 'rows' => '3'));
				$textarea->setValue($this->DBObj->getData($name));
				$form->addElement($textarea);
			}
		}
		
		if (empty($this->DBObj->id)){
			$form = $this->_addContFld($form, $langList, 'content');		
		}else {
			foreach ($this->DBObj->getDocContIds($id) AS $id){
				$form = $this->_addContFld($form, $langList, "content_$id");
			}
		}

		return $form;
	}	
	
	function _addContFld($form, $langList, $elName, $elTitle = 'Content', $elType = 'html_editor')
	{
		if (count($langList) > 1){
			$form->addElement('header', 'content_header',  $elTitle);		
		}
		foreach ($langList as $lang){
			$name = $elName."[{$lang['name']}]";
			if (count($langList) == 1){
				$title = $elTitle;
			}else{
			 	$title = $lang['title'];
			}			
			$form->addElement($elType, $name, $title, null, (string)$this->DBObj->getData($name) );
		}
		
		return $form;
	}
	
	function addLink()
	{
		$addLink = array(
			'tpl' => 'center_link.tpl', 
			'link_list' => 
				array( 
					array('link' => Constant::get('BASE_URL').'/'.CURR_PAGE.'?action=reoder_form&id_parent='.$this->DBObj->id_parent, 'title' => 'Reorder '.$this->DBObj->itemName.'s', ),
					array('link' => Constant::get('BASE_URL').'/'.CURR_PAGE.'?action=new&id_parent='.$this->DBObj->id_parent, 'title' => 'Add new '.$this->DBObj->itemName, ),
				),
			);
		$this->Doc->addContent($addLink);
	}	
	
	function doList()
	{
		$this->_saveBackUrl();
		$this->addLink();
		
		require_once('class/DB/List/List.php');
		$DB_List = new DB_List($this->Doc, $this->DBObj, $this->functionalFields);
		$DB_List->def_order_by = 'sorter';
		
		$DB_List->insertColLast('title', array('title' => 'Title',
				'width' => 150,
				'order_by' => 'title',
				'tpl' => DB_LIST_CELL_TEXT,
				'params' => array('title'),				
			));
			
		$DB_List->insertColLast('alias', Array ( 'title' => 'Alias',
            'order_by' => 'alias',
            'width' => 150,
            'tpl' => DB_LIST_CELL_TEXT,
            'params' => Array('alias'), )  );
            
		if (count($this->DBObj->getTypes()) > 1 ){
			$DB_List->insertColLast('handler', Array ( 'title' => 'Handler',
	            'order_by' => 'DocHandler.title',
	            'width' => 150,
	            'tpl' => DB_LIST_CELL_TEXT,
	            'params' => Array('handler'),
	        ));
		}
		
		$DB_List->insertColLast('sub_pages', 			array('title' => 'Sub pages',
				'width' => 100,
				'tpl' => DB_LIST_CELL_LINK,
				'params' => array('id'),
				'empty_title' => 'Sub pages',
				'url' => CURR_PAGE.'?id_parent='
			));	

		$DB_List->insertColLast('options', 			array('title' => 'Options',
				'width' => 100,
				'tpl' => DB_LIST_CELL_EDIT_DEL,
				'params' => array('id'),
				'edit_link' => CURR_PAGE.'?action=edit&id=',
				'del_link' => CURR_PAGE.'?action=del&id=',
			) );		
			
		$DB_List->urlVarNames[] = 'id_parent';	
		$DB_List->bind();	
		$DB_List->exec();
		return true;
	}	
	
	function _getReorderFrom()
	{
		$form = $this->_getBaseForm();
		$list = array();
		$list4Grid = $this->DBObj->getList4Grid(array('order_by' => 'sorter'));
		foreach ($list4Grid['list'] as $val) {
			$list[$val['id']] = $val['title'];
		}		
		
		$orderList = Form::createElement('select_edit', 'order_list', false, $list);
		$orderList->delAction('add');
		$orderList->delAction('del');
		$orderList->delAction('edit');
		$form->addElement($orderList) ;        
		$form->addElement('hidden', 'id_parent', $this->DBObj->id_parent);
		return $form;
	}
	
	function doReoderForm()
	{
		$form = $this->_getReorderFrom();
        $form->setTitle('Reorder '.$this->DBObj->itemName.'s');		
        $form->addElement('hidden', 'action', 'reoder_save') ;        
        $form->exec();
	}
	
	function doReoderSave()
	{
		$form = $this->_getReorderFrom();
		$this->DBObj->reorder( $form->getElementValue('order_list') );
		$this->doBack();
	}
	
	function validAlias($fields) 
	{
		if ($this->DBObj->isAliasUnique($fields['alias'])){
			return true;
		}else {
			return array('alias' => 'This alias already used. Please select another alias.');
		}
	}	
	
	function doDelete()
	{
		$this->DBObj->initFromDB();
		$editonly = $this->DBObj->getData('editonly');
		if ($editonly == 'y') {
			Session::setData($this->_getPage4SaveMessage(), 'error', 'You can not delete this page');
			$this->doBack();
			return;
		}
		parent::doDelete();
	}
	
}