<?php
class HaiheController extends DataController 
{
	private $limit=20;
	
	function preDispatch()
	{
    	parent::preDispatch();
		$this->debug = 1;
		$acName = $this->_request->getActionName();
		$this->view->pageID = "haihe-".$acName;
		//$this->_helper->layout->setLayout('heihe');
	}
		
	function indexAction()
	{
		$archive = new Archive($this->db);
		$this->view->info = $archive->getOneArchive('海河流域多尺度地表通量与气象要素观测数据集','about');
	}
	
	function documentAction()
	{
		$page=(int)$this->_request->getParam('page');    	
	    	if (empty($page)) $page=1;
	    	$offset=$this->limit*($page-1);
	    	$row=$this->db->fetchAll("select count(*) from reference where id in (select refid from mdref where uuid in (select uuid from normalmetadata where  uuid in (select d.uuid from datasource d left join source s on d.sourceid=s.id where s.code='haihe') ))");
	    	$sum=$row[0]['count'];
		$sql="select * from reference where id in (select refid from mdref where uuid in (select uuid from normalmetadata where  uuid in (select d.uuid from datasource d left join source s on d.sourceid=s.id where s.code='haihe') )) order by reference limit ? offset ?";
		$this->view->refs=$this->db->fetchAll($sql,array($this->limit,$offset));
	    	$this->view->page=new Pagination($sum,$page,$this->limit,"文献");
	    	$this->view->offset=$offset+1; 	
	}

	function daxingAction()
	{
		$this->getmd(array('大兴区'),'place');
		$this->_helper->viewRenderer('base');
	}
	
	function miyunAction()
	{
		$this->getmd(array('密云'),'place');
		$this->_helper->viewRenderer('base');
	}

	function guantaoAction()
	{
		$this->getmd(array('馆陶县'),'place');
		$this->_helper->viewRenderer('base');
	}

	function viewAction()
	{
		parent::viewAction();
		$this->_helper->viewRenderer('haihe/view');
	}
	
	private function getmd($keyword,$type='theme')
	{
		$page=(int)$this->_request->getParam('page');    	
	    	if (empty($page)) $page=1;
	    	$offset=$this->limit*($page-1);
		if (!is_array($keyword))
		{
			$keyword=array($keyword);
		}
		$key="(";
		foreach($keyword as $k)
		{
			$key.="'".$k."',";
		}
		$key=substr($key,0,-1);
		$key.=")";
		$keyword=$key;
		
	    	$state=$this->db->query("select count(m.*) from normalmetadata m left join datasource d on m.uuid=d.uuid left join source s on d.sourceid=s.id where s.code='haihe' and m.id in (select id from keyword where keytype='".$type."' and keyword in ".$keyword.")");
	    	$row=$state->fetchAll();
	    	$sum=$row[0]['count'];
	    	//@todo: add order with title
		$sql="select uuid,title from normalmetadata where uuid in (select d.uuid from datasource d left join source s on d.sourceid=s.id where s.code='haihe') and id in (select id from keyword where keytype='".$type."' and keyword in ".$keyword.") order by title limit ? offset ?";
		$this->view->metadata=$this->db->fetchAll($sql,array($this->limit,$offset));
	    	$this->view->page=new Pagination($sum,$page,$this->limit);
	    	$this->view->offset=$offset+1; 
	}	
}