<?php
class WaterController extends DataController 
{
	private $limit=20;
	function indexAction()
	{
    	//关键词
    	$state=$this->db->query("select keyword.keyword,count(*) from keyword left join metadata on keyword.id=metadata.id where keyword.keytype='place' and metadata.source='0595169a-279e-4b95-819f-129d0ba4280d' group by keyword.keyword order by count desc");    	
    	$k1=$state->fetchAll();
    	$state=$this->db->query("select k.keyword,count(k.keyword) from keyword k left join metadata m on k.id=m.id where k.keytype='theme' and m.source='0595169a-279e-4b95-819f-129d0ba4280d'  group by k.keyword order by count(k.keyword) desc");
    	$k2=$state->fetchAll();
    	$state=$this->db->query("select keyword.keyword,count(*) from keyword left join metadata on keyword.id=metadata.id where keyword.keytype='temporal' and metadata.source='0595169a-279e-4b95-819f-129d0ba4280d' group by keyword.keyword order by count desc");
    	$k5=$state->fetchAll();
    	$this->view->keywords=array('place'=>$k1,'theme'=>$k2,'discipline'=>$k3,'stratum'=>$k4,'temporal'=>$k5);

    	$searchform=new SearchForm();
    	$this->view->searchform=$searchform;	
	}
	function coldAction()
	{
		$this->getmd('上游寒区水文试验区');
    	//$this->view->searchform=new SearchForm();
	}
	function bgAction()
	{
		//metadata
		// 必须确认时间范围信息检查！
		$this->getmd('冰沟流域加密观测区');
	}
	function arAction()
	{
		$this->getmd('阿柔加密观测区');
	}	
	function bdkAction()
	{
		$this->getmd('扁都口加密观测区');
	}
	function ebAction()
	{
		$this->getmd('峨堡加密观测区');
	}
	function forestAction()
	{
		$this->getmd('森林水文试验区');
	}	
	function dykAction()
	{
		$this->getmd('大野口流域加密观测区');
	}
	function plgAction()
	{
		$this->getmd('排露沟流域加密观测区');
	}	
	function aridAction()
	{
		$this->getmd('中游干旱区水文试验区');
	}
	function hzzAction()
	{
		$this->getmd('花寨子加密观测区');
	}	
	function ykAction()
	{
		$this->getmd('盈科绿洲加密观测区');
	}
	function zyAction()
	{
		$this->getmd('张掖市加密观测区');
	}	
	function zynocAction()
	{
		$this->getmd('观象台加密观测区');
	}
	function lzgAction()
	{
		$this->getmd('临泽草地加密观测区');
	}	
	function lzsAction()
	{
		$this->getmd('临泽站加密观测区');
	}
	function meteoAction()
	{
		$this->getmd('气象水文','theme');
	}
	function autometeoAction()
	{
		$this->getmd('气象观测','theme');
	}
	function ecAction()
	{
		$this->getmd('涡动相关','theme');
	}
	function lasAction()
	{
		$this->getmd('大孔径闪烁仪','theme');
	}
	function normalmeteoAction()
	{
		$this->getmd('常规气象观测','theme');
	}
	function regionalmeteoAction()
	{
		$this->getmd('区域气象观测','theme');
	}
	function dopplerAction()
	{
		$this->getmd('降水','theme');
	}
	function runoffAction()
	{
		$this->getmd('径流','theme');
	}
	function hydroAction()
	{
		$this->getmd('水文','theme');
	}
	function airsoundingAction()
	{
		$this->getmd('大气廓线','theme');
	}
	function aireboneAction()
	{
		$this->getmd('航空遥感','theme');
	}
	function satelliteAction()
	{
		$this->getmd('卫星遥感','theme');
	}

   function tagAction()
   {
    	$key = $this->_request->getParam('key');
    	$page=(int)$this->_request->getParam('page');    	
    	if (empty($page)) $page=1;
    	$offset=$this->limit*($page-1);
    	if (!empty($key)) {
    		$this->view->codename=$key;
    		$sql=$this->db->quoteInto('select count(id) from keyword where keyword=?',$key);
    		$state=$this->db->query($sql);
    		$row=$state->fetchAll();
			$sum=$row[0]['count'];
			$sql="select uuid,title,id,description from metadata where source='0595169a-279e-4b95-819f-129d0ba4280d' and id in (select id from keyword where keyword='".$key."') order by timebegin limit ? offset ?";
			$this->view->metadata=$this->db->fetchAll($sql,array($this->limit,$offset));
    		$this->view->page=new Pagination($sum,$page,$this->limit);
    	}
   }

   function searchAction()
   {
		$this->view->addHelperPath('helper','Zend_View_Helper_');
    	$form=new SearchForm();
    	$this->view->form=$form;
    	//$form->submit->setLabel('快速搜索');
    	$key=$this->_request->getParam('q');
    	if (!empty($key)) {
    		$search=new Search($key);
    		$where=$search->sql_expr(array("title","description"));
    		$page=@(int)$this->_request->getParam('page');
    		if (empty($page)) $page=1;
    		$offset=$this->limit*($page-1);
    		$row=$this->db->fetchAll("select count(*) from metadata where source='0595169a-279e-4b95-819f-129d0ba4280d' and ".$where);
    		$sum=$row[0]['count'];
    		$sql="select uuid,title,id,description from metadata where source='0595169a-279e-4b95-819f-129d0ba4280d' and ".$where." order by timebegin limit ? offset ?";
			$this->view->metadata=$this->db->fetchAll($sql,array($this->limit,$offset));
    		$this->view->page=new Pagination($sum,$page,$this->limit);
    		$this->view->key=$key;    
    	}
   }

   function timelineAction()
   {
    	$fn="watertime.xml";
    	$rows=$this->db->fetchAll("select ts_created from metadata where source='0595169a-279e-4b95-819f-129d0ba4280d' order by ts_created desc limit 1");
    	$last_update=strtotime($rows[0]['ts_created']);
    	if (!file_exists($fn) || (filemtime($fn)<$last_update))
    	{ 
	    	$dateformat="M j Y";
   	 	$rows=$this->db->fetchAll("select id,uuid,description,title,timebegin,timeend from metadata where source='0595169a-279e-4b95-819f-129d0ba4280d' and timebegin is not null order by timebegin");
    		$timexml='<data>';
    		foreach($rows as $row) {
    			$timexml.='<event start="'.date($dateformat,strtotime($row['timebegin'])).' GMT+0800" ';
    			if ($row['timeend']!='' && $row['timeend']!=$row['timebegin']) $timexml.=' end="'.date($dateformat,strtotime($row['timeend'])).'" isDuration="true"';    		
    			$timexml.= ' title="'.htmlspecialchars(mb_substr($row['title'],11,mb_strlen($row['title'],'UTF-8')-10,'UTF-8')).'" image="/images/westdc_40w.gif" link="/water/'.$row['uuid'].'">';
    			$desc_length=mb_strlen($row['description'],"UTF-8");
    			$desc=mb_substr($row['description'],0,($desc_length>300)?300:$desc_length,"UTF-8");
    			if ($desc_length>300) $desc.=" ...";
    			$timexml.=htmlspecialchars($desc);
    			$timexml.="</event>\n";
    		}    		
    		$timexml.='</data>';
    		$fp=fopen($fn,'w');
    		fwrite($fp,$timexml);
    		fclose($fp);
    	}
   }

	private function getmd($keyword,$type='place')
	{
    	$page=(int)$this->_request->getParam('page');    	
    	if (empty($page)) $page=1;
    	$offset=$this->limit*($page-1);
    	$state=$this->db->query("select count(*) from metadata where source='0595169a-279e-4b95-819f-129d0ba4280d' and id in (select id from keyword where keytype='".$type."' and keyword='".$keyword."')");
    	$row=$state->fetchAll();
    	$sum=$row[0]['count'];
		$sql="select uuid,title from metadata where source='0595169a-279e-4b95-819f-129d0ba4280d' and id in (select id from keyword where keytype='".$type."' and keyword='".$keyword."') order by timebegin limit ? offset ?";
		$this->view->metadata=$this->db->fetchAll($sql,array($this->limit,$offset));
    	$this->view->page=new Pagination($sum,$page,$this->limit);
	}	
}