<?php
class Admin_DataController extends Zend_Controller_Action 
{
    function preDispatch()
    {
    	$this->db=Zend_Registry::get('db');
    	$this->view->config = Zend_Registry::get('config');
    	$this->messenger=$this->_helper->getHelper('FlashMessenger');
    	$this->view->messages = $this->messenger->getMessages();
    }
    function postDispatch()
    {
    	$this->view->messages = $this->messenger->getMessages();
    }
    function indexAction()
    {
        //其他连接
    }

    //提供和GEONETWORK中的元数据的同步功能
    //提供双向同步功能，但只处理ISO 19115格式的元数据？
    function syncAction()
    {
    	set_time_limit(0);
    	$sql="select * from (select count(*) as westdccount from metadata) as t1,(select count(uuid) as gncount from geonetworkmetadata where schemaid='iso19115') as t2";
    	$this->db->setFetchMode(Zend_Db::FETCH_OBJ);
    	$this->view->mdcount=$this->db->fetchRow($sql);
    	$source=$this->_request->getParam('source');
    	$delete=$this->_request->getParam('delete');
    	$thumb=$this->_request->getParam('thumb');
    	$list=$this->_request->getParam('list');
    	$adminuser=$this->_request->getParam('adminuser');
    	$uuid=trim($this->_request->getParam('uuid'));
    	if ($source=="geonetwork" && empty($uuid) ) {
    		//从geonetwork向WESTDC同步
    		//对所有的新数据增加评审状态
    		$sql="insert into mdstatus (uuid,status,ts_accepted,userid) select uuid,1,now(),? 
    			from geonetworkmetadata gn where uuid not in (select uuid from mdstatus)";
			$userid = Zend_Auth::getInstance()->getIdentity()->id;
    		$this->db->query($sql,array($userid));
    		$sql="select uuid,data,source from geonetworkmetadata where schemaid='iso19115'";
    		$rs=$this->db->fetchAll($sql);
    		foreach($rs as $gmd) {
    			$this->import($gmd->data);	
    			$this->db->query("update metadata set source=? where uuid=?",array($gmd->source,$gmd->uuid));
    		}
    		$this->view->msg='成功同步元数据！';
    	} elseif ($source=="watergn" && empty($uuid) ) {
    		//首先删除所有的黑河试验数据
    		//$sql="delete from metadata where source='e3ad32dc-f573-11e0-aa7b-b768cfd88d80'";
    		$sql="delete from metadata where uuid in (select uuid from watergn)";
    		$this->db->query($sql);
    		$sql="delete from responsible where id not in (select distinct(resid) from role)";
    		$this->db->query($sql);
    		//对所有的新数据增加评审状态
    		$sql="insert into mdstatus (uuid,status,ts_accepted,userid) select uuid,1,now(),? 
    			from watergn where uuid not in (select uuid from mdstatus)";
			$userid = Zend_Auth::getInstance()->getIdentity()->id;
    		$this->db->query($sql,array($userid));    		
    		//同步黑河遥感实验的元数据
    		$sql="select uuid,data,source from watergn where schemaid='iso19115'";
    		$rs=$this->db->fetchAll($sql);
    		foreach($rs as $gmd) {
    			$this->import($gmd->data);
    			$this->db->query("update metadata set source=? where uuid=?",array($gmd->source,$gmd->uuid));	
    		}
    		$this->view->msg='成功同步黑河遥感综合实验元数据！';
    	} elseif ($source=="westdc" && empty($uuid) ) {
    		//从westdc向geonetwork同步
    		$sql="select m.uuid,m.source,x.data from metadata m left join xml x on m.id=x.id where m.uuid not in (select uuid from geonetworkmetadata)";
    		$rs=$this->db->fetchAll($sql);
    		foreach($rs as $gmd) {
    			$sql="insert into geonetworkmetadata (uuid,source,data) values('".$gmd->uuid."','".$gmd->source."',".$this->db->quote($gmd->data).")";
    			$this->db->exec($sql);
    		}    		
    		$sql="select m.uuid,m.source,x.data from metadata m left join xml x on m.id=x.id where m.uuid in (select uuid from geonetworkmetadata)";
    		$rs=$this->db->fetchAll($sql);
    		foreach($rs as $gmd) {
    			$sql="update geonetworkmetadata set source='".$gmd->source."',data=".$this->db->quote($gmd->data)." where uuid='".$gmd->uuid."'";
    			$this->db->exec($sql);
    		}
    		$this->view->msg='成功同步WESTDC元数据到GEONETWORK！';
    	} elseif (!empty($uuid) && isset($_POST['submit'])) {
    	  //同步单条元数据
    	  $sql=$this->db->quoteInto("select data,source from geonetworkmetadata where uuid=?",$uuid);
    	  if ($rs=$this->db->fetchRow($sql)) {
    	  	$this->import($rs->data);
    	  	$this->db->exec($this->db->quoteInto("update metadata set source=? where uuid='$uuid'",$rs->source));
    	  	$userid = Zend_Auth::getInstance()->getIdentity()->id;
    	  	$this->db->query("insert into mdstatus (uuid,status,ts_accepted,userid) select uuid,1,now(),? 
    			from geonetworkmetadata gn where uuid not in (select uuid from mdstatus) and uuid=?",array($userid,$uuid));
	  		$this->view->msg='成功同步元数据：'.$uuid;
	  		} else $this->view->msg='不存在此元数据：'.$uuid;
    	} elseif (!empty($uuid) && isset($_POST['gnsubmit'])) {
    	  //同步单条元数据到geonetwork
    	  $sql=$this->db->quoteInto("select m.uuid,m.source,x.data,g.id from metadata m left join xml x on m.id=x.id left join geonetworkmetadata g on g.uuid=m.uuid where m.uuid=?",$uuid);
    	  if ($gmd=$this->db->fetchRow($sql)) {
    	  	if (!empty($gmd->id)) {
    	  		$sql="update geonetworkmetadata set source='".$gmd->source."',data=".$this->db->quote($gmd->data)." where uuid='".$gmd->uuid."'";
    	  	} else {
    	  		$sql="insert into geonetworkmetadata (uuid,source,data) values('".$gmd->uuid."','".$gmd->source."',".$this->db->quote($gmd->data).")";
    	  	}
    	  	$this->db->exec($sql);
	  		$this->view->msg='成功同步元数据：'.$uuid;
	  		} else $this->view->msg='不存在此元数据：'.$uuid;
    	} elseif (!empty($uuid) && isset($_POST['watersubmit'])) {
    	  //同步单条元数据
    	  $sql=$this->db->quoteInto("select data,source from watergn where uuid=?",$uuid);
    	  if ($rs=$this->db->fetchRow($sql)) {
    	  	$this->import($rs->data);
    	  	$this->db->query("update metadata set source=? where uuid=?",array($rs->source,$uuid));
	  		$this->view->msg='成功同步元数据：'.$uuid;
	  		} else $this->view->msg='不存在此元数据：'.$uuid;
    	} elseif ($list=='westdc') {
    		$sql="select uuid,title from metadata where uuid not in (select uuid from geonetworkmetadata where schemaid='iso19115')";
    		$this->view->metadata=$this->db->query($sql);
    	} elseif ($list=='geonetwork') {
    		$sql="select id,uuid,(regexp_matches(data,'<resTitle>(.*)</resTitle>'))[1] as title from geonetworkmetadata 
    			where uuid not in (select uuid from metadata)";    		
    		$this->view->metadata=$this->db->query($sql);
    	} elseif ($delete=='westdc') {
    		$sql="delete from metadata where uuid not in (select uuid from geonetworkmetadata where schemaid='iso19115')";
    		$this->db->query($sql);
    		$this->view->msg='已删除WESTDC中多出的元数据！';
    	} elseif ($delete=='geonetwork') {
    		//dblink view中删除多条有问题，暂时用单条删除替代    		
    		//$sql="delete from geonetworkmetadata where uuid not in (select uuid from metadata)";
    		$sql="select uuid from geonetworkmetadata where uuid not in (select uuid from metadata)";
    		$rows=$this->db->fetchAll($sql);
    		foreach($rows as $row)
    		{
    			$this->db->exec($this->db->quoteInto("delete from geonetworkmetadata where uuid=?",$row->uuid));
    		}
    		$this->view->msg='已删除GEONETWORK中多出的元数据！';
    	} elseif ($delete=='water') {
    		$sql="delete from metadata where uuid not in (select uuid from watergn where schemaid='iso19115')  and uuid not in (select uuid from geonetworkmetadata where schemaid='iso19115')";
    		$this->db->query($sql);
    		$this->view->msg='已删除WESTDC中多出的元数据！';
    	} elseif ($thumb=='geonetwork') {
    		$sql="select g.id as gid,m.uuid,t.* from thumbnail t left join metadata m on t.id=m.id left join geonetworkmetadata g on m.uuid=g.uuid where t.filetype is not null and t.filename is not null";
    		$rows=$this->db->fetchAll($sql);
    		foreach($rows as $row) {
    			$data=file_get_contents($this->view->config->geonetwork->url.'srv/cn/resources.get?access=public&id='.$row->gid.'&fname='.urlencode($row->filename));
    			$sql="update thumbnail set data=? where id=?";
    			$this->db->query($sql,array(base64_encode($data),$row->id));
    		}
    		$this->view->msg='已成功同步缩略图！';
    	} elseif ($thumb=='water') {
    		$sql="select g.id as gid,m.uuid,t.* from watergn g left join metadata m on m.uuid=g.uuid left join thumbnail t on t.id=m.id where t.filetype is not null and t.filename is not null";
    		$rows=$this->db->fetchAll($sql);
    		foreach($rows as $row) {
    			$data=file_get_contents($this->view->config->watergeonetwork->url.'srv/cn/resources.get?access=public&id='.$row->gid.'&fname='.urlencode($row->filename));
    			$sql="update thumbnail set data=? where id=?";
    			$this->db->query($sql,array(base64_encode($data),$row->id));
    		}
    		$this->view->msg='已成功同步缩略图！';
    	} elseif ($adminuser=='geonetwork') {
    		$sql="select id,username,password,email from users";
    		$rows=$this->db->fetchAll($sql);
    		foreach($rows as $row) {
    			$sql="select * from geonetworkusers where id=?";
    			$r=$this->db->fetchRow($sql,array($row->id));
    			if ($r) {
    				$sql="update geonetworkusers set username='$row->username',password=encode(digest(md5('$row->password'),'sha1'),'hex'),email='$row->email' where id=$row->id";
    				$this->db->query($sql);
    			} else {
    				$sql="insert into geonetworkusers (id,username,password,email) values($row->id,'$row->username',encode(digest(md5('$row->password'),'sha1'),'hex'),'$row->email')";
    				$this->db->query($sql);
    			}
    		}
    		$this->view->msg='已成功同步帐号！';
    	}  	  
    }
	
	function datasetcdAction()
	{
		$add=(int)$this->_getParam('add');
		$edit=(int)$this->_getParam('edit');
		$delete=(int)$this->_getParam('delete');
		if ($add) {
			$form=new DatasetcdForm();
			$form->img->setRequired(true);
			$form->document->setRequired(true);
			if ($this->_request->isPost()) {
				$formdata=$this->_request->getPost();
				if ($form->isValid($formdata)) {
					$uploadedData = $form->getValues();
					$img = '/'.$form->img->getFileName();
					$document='/'.$form->document->getFileName();
					$sql="insert into datasetcd (title,size,uuid,img,document,descript) values(?,?,?,?,?,?)";
					$this->db->query($sql,array($formdata['title'],$formdata['size'],$formdata['uuid'],$img,$document,$formdata['descript']));
					$this->messenger->addMessage('提示信息：您已经成功添加该特色数据集。');
					$this->_redirect('/admin/data/datasetcd');
				} else {
					$form->populate($formdata);
				}
			}
			$this->view->form=$form;
			$this->_helper->viewRenderer('datasetcdadd');
		} elseif ($edit){
			$form=new DatasetcdForm();
			if ($this->_request->isPost()) {
				$formdata=$this->_request->getPost();
				if ($form->isValid($formdata)) {
					$uploadedData = $form->getValues();
					$img = '/'.$form->img->getFileName();
					$document='/'.$form->document->getFileName();
					$sql="update datasetcd set title=?,size=?,uuid=?,";
					if ($form->img->isUploaded()) $sql.="img=?,";
					if ($form->document->isUploaded()) $sql.="document=?,";
					$sql.="descript=? where id=?";
					$param=array($formdata['title'],$formdata['size'],$formdata['uuid']);
					if ($form->img->isUploaded()) $param[]=$img;
					if ($form->document->isUploaded()) $param[]=$document;
					$param[]=$formdata['descript'];
					$param[]=$edit;
					$this->db->query($sql,$param);
					$this->messenger->addMessage('提示信息：您已经编辑添加该特色数据集。');
					$this->_redirect('/admin/data/datasetcd');
				} else {
					$form->populate($formdata);
				}
			} else {
				$sql="select * from datasetcd where id=?";
				$formdata=$this->db->fetchRow($sql,array($edit));
				$form->populate($formdata);
			}
			$this->view->form=$form;
			$this->_helper->viewRenderer('datasetcdadd');
		
		} elseif ($delete) {
			$sql="delete from datasetcd where id=?";
			try {
				$this->db->query($sql,array($delete));
				$this->messenger->addMessage('提示信息：您已经成功删除该特色数据集。');
			} catch (Exception $e) { 	
				$this->messenger->addMessage($e->getMessage());
			}
			$this->_redirect("/admin/data/datasetcd");			
		}
		$select=$this->db->select();
		$select->from('datasetcd')->order('id desc');
		$paginator = Zend_Paginator::factory($select);
		$paginator->setCurrentPageNumber($this->_getParam('page'));
		$paginator->setItemCountPerPage($this->view->config->page->max);
		$paginator->setView($this->view);
		Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination.phtml');
		$this->view->paginator=$paginator;		
	}
	function mdAction()
	{
		$delete=(int)$this->_getParam('delete');
		$down=(int)$this->_getParam('down');
		$search = $this->_getParam('search');
		$keyword = $this->_getParam('keyword');
		$att=$this->_getParam('att');
		
		if ($delete) 
		{
			$sql="delete from metadata where id=?";
			try {
				$this->db->query($sql,array($delete));
				$this->messenger->addMessage('提示信息：您已经成功删除该数据。');
			} catch (Exception $e) { 	
				$this->messenger->addMessage($e->getMessage());
			}
			$this->_redirect("/admin/data/md");				
		}//删除 
		
		elseif($att>0){
			$submit=$this->_request->getParam('submit');
			$uuid=$this->_request->getParam('uuid');
			$atts=$this->_request->getParam('ids');
			$addatts=$this->_request->getParam('addatts');
			
			$this->view->id = $att;
			$this->view->uuid = $uuid;
			
			if(!empty($addatts))
			{
				
				if(empty($submit))
				{
				$sql = "select title from metadata where uuid='$uuid'";
				$re = $this->db->query($sql);
				$rows = $re->fetch();
				
				
				$this->view->id = $att;
				$this->view->uuid = $uuid;
				$this->view->mdtitle = $rows['title'];
				$this->view->thisatt = $rows;
					
				$this->_redirect("/admin/data/attachments/uuid/$uuid/mdtitle/{$rows['title']}");	
				}
				else
				{
					if(!empty($uuid))
					{
						foreach($atts as $v)
						{
							$sql = "insert into mdattach (uuid,id) values ('$uuid','$v')";
							try{
								$this->db->exec($sql);
								$this->messenger->addMessage('成功添加附件:'.$v);
							}catch (Exception $e)
							{
								$this->messenger->addMessage('添加附件失败:'.$v);
							}
						}
						$this->_redirect("/admin/data/md/att/1/uuid/$uuid");
					}
				}	
			}//empty($addatts)
			else
			{	
			if(!empty($uuid))
				{

				$sql = "select m.*,a.*,d.title from mdattach m
						left join attachments a on m.id = a.id
						left join metadata d on m.uuid=d.uuid where m.uuid='$uuid'";
				$re = $this->db->query($sql);
					
				$rows = $re->fetchAll();
				
				$sql = "select title from metadata where uuid='$uuid'";
				$re = $this->db->query($sql);
				$title = $re->fetch();
			
				$this->view->atts=$rows;
				$this->view->mdtitle = $title['title'];
			
				$this->_helper->viewRenderer('attmanager');
				}
				
				
			}
			
		}//编辑附件
		
		/*
		* 输出打包下载的xml文件
		*
		* 文件量大时可能出现超时，需要修改超时时间为无限
		*/
		elseif ($down) {
			
			$this->_helper->layout->disableLayout();
			$this->_helper->viewRenderer->setNoRender();
			
			//临时zip文件名
			$tmpname="dataxml";
			
			//xml文件存放的缓存目录
			$dirName = '../data/import/';
			
			//查询需要创建的文件
			$sql = "SELECT md.title,md.uuid,x.* from xml x
					LEFT JOIN normalmetadata md ON md.id=x.id";
					
			$sth = $this->db->prepare($sql);
			$sth->execute();
			$rows = $sth->fetchAll(); //将结果储存，但不使用
			
			//创建zip文件，创建成功后再使用查询结果
			$zip = new ZipArchive();
			$url = tempnam($this->config->temp->path,$tmpname);//创建临时文件

			if( $zip->open($url, ZIPARCHIVE::CREATE | ZIPARCHIVE::OVERWRITE) !== true )
			{
				throw new Exception("cannot open {$url} for writing.");
			}
			
			foreach($rows as $k=>$v)
			{
				
				$filename = $dirName.$v['uuid'].'.xml';
				
				//创建xml文件
				$handle = fopen($filename,"w");
				fwrite($handle,$v['data']);
				fclose($handle);
				
				//添加到zip文件
				//zip localname 直接使用UUID作为文件名
				$zip->addFile($filename,$v['uuid'].".xml");

			}
			$zip->close(); 
			
			//zip文件创建完成后删除服务器上的缓存文件，防止发生冗余
			foreach($rows as $k=>$v)
			{
				$filename = $dirName.$v['uuid'].'.xml';
				unlink($filename);
			}

    		//输出下载
			$content=file_get_contents($url);
			$this->getResponse()->setHeader('Content-Type', 'application/octet-stream')
											->setHeader('Content-Disposition','attachment; filename="dataxml.zip"')
											->setHeader('Content-Length', strlen($content))
											->setHeader('Content-Type','application/force-download')
											->setHeader('Content-Type','application/download')
											->setHeader('Content-Type','application/zip')
											->setHeader('Content-Description','File Transfer')
											->setHeader('Content-Transfer-Encoding','binary')
											->setHeader('Expires',0)
											->setHeader('Cache-Control','must-revalidate, post-check=0, pre-check=0')
											->setHeader('Pragma','public')
											->setBody($content);
		}//down
		else if($search){
			
			if(!empty($keyword))
			{
				$sql = "select m.*,md.viewed,g.id as gid from metadata m
						left join mdstat md on m.uuid=md.uuid
						left join geonetworkmetadata g on g.uuid=m.uuid
						where m.title like '%$keyword%'
						order by m.id desc
						";
						
				$re=$this->db->query($sql);
				$row=$re->fetchAll();
				$paginator = Zend_Paginator::factory($row);
				$paginator->setCurrentPageNumber($this->_getParam('page'));
				$paginator->setItemCountPerPage($this->view->config->page->max);
				$paginator->setView($this->view);
				Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination_param.phtml');
				$this->view->paginator=$paginator;
				$this->messenger->addMessage($keyword.' 的搜索结果');
			}
			else
			{
				$this->messenger->addMessage('请输入搜索关键字');
				$this->_redirect("/admin/data/md");	
			}
			
		}//search
		else{
		$select=$this->db->select();
		$select->from('metadata')
				->joinLeft('mdstat','metadata.uuid=mdstat.uuid','viewed')
				->joinLeft('geonetworkmetadata','geonetworkmetadata.uuid=metadata.uuid','id as gid')
				->joinLeft('mdstatus','metadata.uuid=mdstatus.uuid','status as mdstatus')
				->order('metadata.id desc');
		$paginator = Zend_Paginator::factory($select);
		$paginator->setCurrentPageNumber($this->_getParam('page'));
		$paginator->setItemCountPerPage($this->view->config->page->max);
		$paginator->setView($this->view);
		Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination.phtml');
		$this->view->paginator=$paginator;
		}

	}
	function commentAction()
	{
		$delete=(int)$this->_getParam('delete');
		if ($delete) 
		{
			$sql="delete from comments where id=?";
			try {
				$this->db->query($sql,array($delete));
				$this->messenger->addMessage('提示信息：您已经成功删除该评论。');
			} catch (Exception $e) { 	
				$this->messenger->addMessage($e->getMessage());
			}
			$this->_redirect("/admin/data/comment");				
		}
		$select=$this->db->select();
		$select->from('comments')
				->joinLeft('metadata','metadata.uuid=comments.uuid','title')
				->order('comments.ts_created desc')
				->order('comments.id desc');
		$paginator = Zend_Paginator::factory($select);
		$paginator->setCurrentPageNumber($this->_getParam('page'));
		$paginator->setItemCountPerPage($this->view->config->page->max);
		$paginator->setView($this->view);
		Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination.phtml');
		$this->view->paginator=$paginator;		

	}
	function newsletterAction()
	{
		$form=new Zend_Form();
		$form->setName('newsletter');
		$form->setAttrib('enctype', 'multipart/form-data');
		$nlf=new Zend_Form_Element_File('nlf');
		$nlf->setLabel('数据通讯')
			->setRequired(true)
			->setDestination($this->view->config->paths->newsletter)
	      ->addValidator('Count', false, 1)     // ensure only 1 file
	      ->addValidator('Size', false, 2048000) // limit to 2M
	      ->addValidator('Extension', false, 'pdf'); // only JPEG, PNG, and GIFs	
		$submit = new Zend_Form_Element_Submit('submit');
		$form->addElements(array($nlf,$submit));
		if ($this->_request->isPost()) {
			$formdata=$this->_request->getPost();
			if ($form->isValid($formdata)) {
				$uploadedData = $form->getValues();
				//自动生成JPG文件
				$pdf = $form->nlf->getFileName();
				$img = new Imagick($pdf.'[0]');
				$img->thumbnailImage(200, 0);
				$img->writeImage($this->view->config->paths->newsletter.basename($pdf,'.pdf').'.jpg');
				$this->messenger->addMessage('提示信息：您已经成功添加该数据通讯。');
				$this->_redirect('/admin/data/newsletter');
			}
		}	
		$l=new mydir($this->view->config->paths->newsletter,"newsletter_*.pdf");	
		$this->view->newsletters=$l->toArray();
		$this->view->addHelperPath('helper','Zend_View_Helper_');
		rsort($this->view->newsletters);	
		$this->view->form=$form;
	}
	function featureAction()
	{
		$add=(int)$this->_getParam('add');
		$edit=(int)$this->_getParam('edit');
		$delete=(int)$this->_getParam('delete');
		if ($add) {
			$form=new DatafeatureForm();
			if ($this->_request->isPost()) {
				$formdata=$this->_request->getPost();
				if ($form->isValid($formdata)) {
					$uploadedData = $form->getValues();
					if (!$form->imgurl) {
						$imgurl = '/'.$form->img->getFileName();
					} else
						$imgurl=$formdata['imgurl'];
					$sql="insert into datafeature (title,detailurl,imgurl,description) values(?,?,?,?)";
					$this->db->query($sql,array($formdata['title'],$formdata['detailurl'],$imgurl,$formdata['description']));
					$this->messenger->addMessage('提示信息：您已经成功添加该特色推荐。');
					$this->_redirect('/admin/data/feature');
				} else {
					$form->populate($formdata);
				}
			}
			$this->view->form=$form;
			$this->_helper->viewRenderer('featureadd');
		} elseif ($edit){
			$form=new DatafeatureForm();
			if ($this->_request->isPost()) {
				$formdata=$this->_request->getPost();
				if ($form->isValid($formdata)) {
					$uploadedData = $form->getValues();
					if (!$form->imgurl) {
						$imgurl = '/'.$form->img->getFileName();
					} else
						$imgurl=$form->imgurl;
					$sql="update datafeature set title=?,detailurl=?,imgurl=?,description=? where id=?";
					$param=array($formdata['title'],$formdata['detailurl'],$formdata['imgurl'],$formdata['description'],$edit);
					$this->db->query($sql,$param);
					$this->messenger->addMessage('提示信息：您已经编辑该特色推荐。');
					$this->_redirect('/admin/data/feature');
				} else {
					$form->populate($formdata);
				}
			} else {
				$sql="select * from datafeature where id=?";
				$formdata=$this->db->fetchRow($sql,array($edit));
				$form->populate($formdata);
			}
			$this->view->form=$form;
			$this->_helper->viewRenderer('featureadd');		
		} elseif ($delete) {
			$sql="delete from datafeature where id=?";
			try {
				$this->db->query($sql,array($delete));
				$this->messenger->addMessage('提示信息：您已经成功删除该特色推荐。');
			} catch (Exception $e) { 	
				$this->messenger->addMessage($e->getMessage());
			}
			$this->_redirect("/admin/data/feature");			
		}
		$select=$this->db->select();
		$select->from('datafeature')->order('id desc');
		$paginator = Zend_Paginator::factory($select);
		$paginator->setCurrentPageNumber($this->_getParam('page'));
		$paginator->setItemCountPerPage($this->view->config->page->max);
		$paginator->setView($this->view);
		Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination.phtml');
		$this->view->paginator=$paginator;			
	}
	/*
	* 数据文献管理
	*/    
	function referenceAction()
	{
		$add=(int)$this->_getParam('add');
		$edit=(int)$this->_getParam('edit');
		$delete=(int)$this->_getParam('delete');
		$uuid=$this->_getParam('uuid');
		$search=$this->_getParam('search');
		$keyword=$this->_getParam('keyword');
		$import=(int)$this->_getParam('import');
		$show = $this->_getParam('show');
		
		if ($add) {
			$form=new ReferenceForm();
			if ($this->_request->isPost()) {
				$formdata=$this->_request->getPost();
				if ($form->isValid($formdata)) {
					$sql="select id from reference where reference=?";
					$row=$this->db->fetchRow($sql,array(trim($formdata['reference'])));
					if (!$row) 
					{
						$sql="insert into reference (reference,link) values(?,?)";
						$this->db->query($sql,array(trim($formdata['reference']),trim($formdata['link'])));
						$sql="select id from reference where reference=?";
						$row=$this->db->fetchRow($sql,array(trim($formdata['reference'])));
					}
					$sql="insert into mdref (uuid,refid,reftype) values(?,?,?)";
					$this->db->query($sql,array(trim($formdata['uuid']),$row['id'],$formdata['reftype']));					
					$this->messenger->addMessage('提示信息：您已经成功添加该数据文献。');
					$this->_redirect('/admin/data/reference/show/'.$formdata['uuid']);
				}else {
					$form->populate($formdata);
				}
			} else {
				if ($uuid)
				{
					$formdata['uuid']=$uuid;
					$form->populate($formdata);
				}
			}
			$this->view->form=$form;
			$this->_helper->viewRenderer('referenceadd');
		} //添加 
		
		else if($show){
			$sql = "select mr.id as mdid,mr.refid,r.reference,md.title,md.uuid FROM mdref mr
					left join metadata md on md.uuid=mr.uuid
					left join reference r on r.id=mr.refid
					where mr.uuid='$show';
					";
			$rs = $this->db->query($sql);
			$rows = $rs->fetchAll();
			$paginator = Zend_Paginator::factory($rows);
			$paginator->setCurrentPageNumber($this->_getParam('page'));
			$paginator->setItemCountPerPage(30);
			$paginator->setView($this->view);
			Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination.phtml');
			$this->view->paginator=$paginator;
			
		} //按UUID查看
		
		elseif ($edit){
			$form=new ReferenceForm();
			if ($this->_request->isPost()) {
				$formdata=$this->_request->getPost();
				if ($form->isValid($formdata)) {
					$sql="select id from reference where reference=? order by id desc";
					$rs=$this->db->query($sql,array($formdata['reference']));
					$row = $rs->fetch();
					if ($row['id']!='') 
					{
						//更新文献信息
						$sql="update mdref set refid=?,reftype=? where uuid=? and id=?";
						$td = $this->db->query($sql,array($row['id'],$formdata['reftype'],$formdata['uuid'],$edit));
						$sql="update reference set reference=?,link=? where id=?";
						$this->db->query($sql,array($formdata['reference'],$formdata['link'],$row['id']));
						if($td)
						{
							$this->messenger->addMessage('提示信息：您已经编辑该数据文献。');
							$this->_redirect('/admin/data/reference/show/'.$formdata['uuid']);
						}
					}else
					{
						$sql = "INSERT INTO reference (reference,link) VALUES ('".$formdata['reference']."','".$formdata['link']."') RETURNING id";
						$sth = $this->db->prepare($sql);
						if($sth->execute())
						{
							$row = $sth->fetch(PDO::FETCH_ASSOC);
							$sql="update mdref set refid=?,reftype=? where uuid=? and id=?";
							$td = $this->db->query($sql,array($row['id'],$formdata['reftype'],$formdata['uuid'],$edit));
							$this->messenger->addMessage('提示信息：您已经编辑该数据文献。');
							$this->_redirect('/admin/data/reference/show/'.$formdata['uuid']);
						}else
						{
							$this->messenger->addMessage('提示信息：文献创建失败，请重试');
							$this->_redirect('/admin/data/reference/edit/'.$edit);
						}
					}
				} else {
					$form->populate($formdata);
				}
			} else {
				$sql="select m.uuid,r.reference,r.link,m.reftype from reference r left join mdref m on r.id=m.refid where m.id=?";
				$formdata=$this->db->fetchRow($sql,array($edit));
				$form->populate($formdata);
			}
			$this->view->form=$form;
			$this->_helper->viewRenderer('referenceadd');		
		} //编辑相关文献
		
		elseif ($delete) {
			$sql = "select uuid from mdref where id=$delete";
			$rs = $this->db->query($sql);
			$row  = $rs->fetch();
			$sql="delete from mdref where id=?";
			try {
				$this->db->query($sql,array($delete));
				$this->messenger->addMessage('提示信息：您已经成功删除该数据文献。');
			} catch (Exception $e) { 	
				$this->messenger->addMessage($e->getMessage());
			}
			$this->_redirect('/admin/data/reference/show/'.$row['uuid']);			
		} //删除相关文献 
		
		elseif ($import) {
			if ($this->_request->isPost()) {
				if ($_FILES["ref"]["error"] == UPLOAD_ERR_OK) {
						$tmp_name = $_FILES["ref"]["tmp_name"];
						$fp = fopen($tmp_name, "rb");
						$ref=fread($fp, filesize($tmp_name));
						fclose($fp);
						$lines=explode("\n",$ref);
						foreach($lines as $line)
						{
							$data=explode(";",$line);
							if (count($data)==2) 
							  $link='';
							else 
							  $link=$data[2];
							$link=$this->db->quote($link);
							$sql="insert into reference (reference,link) values(?,".$link.")";
							try { 
								$this->db->exec($this->db->quoteInto($sql,$data[1]));
							} catch (Exception $e) {}
							$sql="select id from reference where reference=?";
							$row=$this->db->fetchRow($this->db->quoteInto($sql,$data[1]));
							$sql="insert into mdref (uuid,refid) values(?,".$row['id'].")";
							try {
								$this->db->exec($this->db->quoteInto($sql,$data[0]));
							} catch (Exception $e) {}
						}
				}//end if
			}
			$this->_helper->viewRenderer('referenceimport');
		} //引用
		
		else if($search){
			if(!empty($keyword))
			{
				$sql="select rf.id as mdid,rf.refid,m.*,r.* from mdref rf
					  left join metadata m on m.uuid=rf.uuid
					  left join reference r on r.id=rf.refid
					  where m.title like '%$keyword%'
					  order by m.title";
						
				$re=$this->db->query($sql);
				$row=$re->fetchAll();
				$paginator = Zend_Paginator::factory($row);
				$paginator->setCurrentPageNumber($this->_getParam('page'));
				$paginator->setItemCountPerPage(30);
				$paginator->setView($this->view);
				Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination_param.phtml');
				$this->view->paginator=$paginator;
				$this->messenger->addMessage($keyword.' 的搜索结果');
			}
			else
			{
				$this->messenger->addMessage('请输入搜索关键字');
				$this->_redirect("/admin/data/reference");	
			}
		} //搜索
		
		else{
		$select=$this->db->select();
		$select->from('mdref',array('id as mdid','refid'))
			->join('metadata','metadata.uuid=mdref.uuid')
			->join('reference','reference.id=mdref.refid')
			->order('metadata.title');
		$paginator = Zend_Paginator::factory($select);
		$paginator->setCurrentPageNumber($this->_getParam('page'));
		$paginator->setItemCountPerPage(30);
		$paginator->setView($this->view);
		Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination.phtml');
		$this->view->paginator=$paginator;
		
		}//列表
	} 
    /*
    * 删除元数据，删除前有确认
    */
    function deleteAction()
    {
        if ($this->_request->isPost()) {
            $id = (int)$this->_request->getPost('id');
            $del = $this->_request->getPost('del');
            if ($del == 'Yes' && $id > 0) {
                $md = new MetadataTable();
                $where = 'id = ' . $id;
                $md->delete($where);
            }
            $this->_redirect('/data');
        } else {
            $id = (int)$this->_request->getParam('id');
            if ($id > 0) {
                $mdt = new MetadataTable();
                $this->view->md = $mdt->fetchRow('id='.$id);
            }
        }    
    }

    /*
    * 导入本地元数据
    */   
	function importAction()
	{
        $md=new MetadataTable();  
        $thumb=new ThumbnailTable();
        $xmlt=new XmlTable();
        $cgt=new CategoryTable();  
        $cgct=new CategoryCodeTable();
        $keyt=new KeywordTable();   
        $dst=new DatasetSeriesTable();
        $seriestable=new SeriesTable();
        if ($this->_request->isPost()) {
			foreach ($_FILES["xmlfile"]["error"] as $key => $error) {
				if ($error == UPLOAD_ERR_OK) {
					$tmp_name = $_FILES["xmlfile"]["tmp_name"][$key];
					$name = $_FILES["xmlfile"]["name"][$key];
					$fp = fopen($tmp_name, "rb");
					$xml=fread($fp, filesize($tmp_name));
					fclose($fp);
					$this->import($xml);
					//采用UUID为文件名？
					//move_uploaded_file($tmp_name, "../data/import/$name");
				}//end if
			}//foreach
            $this->_redirect('/data');
        } else {
        	//do nothing now.
        }	
	}
	/*
	* 批量处理元数据（元数据保存在服务器的一个目录上）
	*/
	function batchimportAction()
	{
        if ($this->_request->isPost()) {
            $dir = $this->_request->getPost('directory');
            $subdir = $this->_request->getPost('subdir');
            $l=new mydir($dir,"*.xml");
            $xmlfiles=$l->toArray();
            foreach($xmlfiles as $xmlfile)
            {
            	$fp=fopen($dir.'/'.$xmlfile,'rb');
            	$xml=fread($fp,filesize($dir.'/'.$xmlfile));
            	fclose($fp);
            	$this->import($xml);
            }
            $this->_redirect('/data');
        }	
	}
	function datafileimportAction()
	{
        if ($this->_request->isPost()) {
        		set_time_limit(0);
            $dir = $this->_request->getPost('directory');
            if (file_exists($dir.'/dataset.txt'))
            {
            	$fp=fopen($dir.'/dataset.txt','rb');
            	$ds=fread($fp,filesize($dir.'/dataset.txt'));
            	fclose($fp);
            	$ds1=explode("\n",$ds);
            	for($i=0;$i<floor(count($ds1)/2);$i++)
            	{
            		$dpath=trim($ds1[$i*2]);
            		$duuid=trim($ds1[$i*2+1]);
            		if (file_exists($dir.'/'.$duuid.'.txt'))
            		{
            			$sql="delete from dataset where uuid='".$duuid."'";
            			//datafile table will auto-delete
            			$this->db->query($sql);
            			//$sql="insert into dataset (path,uuid) values('".$dpath."','".$duuid."')";
            			$sql="insert into dataset (path,uuid) values(?,?)";
            			$this->db->query($sql,array($dpath,$duuid));
            			$sql="select id from dataset where uuid='".$duuid."'";
            			$rs=$this->db->fetchRow($sql);
            			$dsid=$rs["id"];
            			$fp=fopen($dir.'/'.$duuid.'.txt','rb');
            			$filep=fread($fp,filesize($dir.'/'.$duuid.'.txt'));
            			fclose($fp);
            			$filep1=explode("\n",$filep);
            			//print $duuid."<br/>";
            			//print $dpath." ".count($dpatch)."<br/>";
            			for($j=0;$j<floor(count($filep1)/2);$j++)
            			{
            				$fpath1=explode("\t",$filep1[$j*2]);
            				$fsize=$fpath1[0];
            				$fpath=mb_substr($fpath1[1],mb_strlen($dpath));
            				$fdir=($filep1[$j*2+1]=="directory")?1:0;
            				if ($fdir==1) $fsize=0;            				
            				if ($fpath!="")
            				{
            					$fdepth=substr_count($fpath,"/")+1;
            					if ($fdir==1) $fpath.="/";
            					//print $fsize." ".$fpath." ".$fdir."<br/>";
            					//$sql="insert into datafile (dsid,filename,filesize,isdir,depth) values(".$dsid.",'".$this->db->escape($fpath)."',".$fsize.",".$fdir.",".$fdepth.")";
            					$sql="insert into datafile (dsid,filename,filesize,isdir,depth) values(?,?,?,?,?)";
            					$this->db->query($sql,array($dsid,$fpath,$fsize,$fdir,$fdepth));
            				}
            			}
            		}
            	}
            }
            $this->view->msg='已成功处理数据目录信息！';
        }	
	}//datafileimportAction
	
	
	function sourceAction()
	{
		$do = $this->_request->getParam('do');
		$uuid = $this->_request->getParam('uuid');
		$id = $this->_request->getParam('id');
		$q = $this->_request->getParam('q');
		$search = $this->_request->getParam('search');
		
		if ($do == 'add') {
			
			$redirect = "/admin/data/source/";
			
			if(!empty($_POST['submit']))
			{
				try{
					$title	 = $this->_request->getParam('title');
					$uuid	 = $this->_request->getParam('uuid');
					$code	 = $this->_request->getParam('code');
					$description = $this->_request->getParam('description');
					$has_pages = $this->_request->getParam('has_pages');
					$has_agreement = $this->_request->getParam('has_agreement');
					
					$data = array(
						'title' => $title,
						'uuid' => $uuid,
						'code' => $code,
						'description' => $description,
						'has_pages' => $has_pages,
						'has_agreement' => $has_agreement
					);
					
					if($this->db->insert('source',$data))
					{
						$this->messenger->addMessage('添加来源信息成功');
						$this->_redirect($redirect);
					}
				}catch(Exception $e){
					$this->messenger->addMessage('添加来源信息失败:'.$e->getMessage());
					$this->_redirect('/admin/data/source/do/add');
				}
				
			}
			
			$this->_helper->viewRenderer('sourceadd');
		}// 添加项目来源
		
		else if($do == 'edit' && !empty($id))
		{
			
			if(!empty($_POST['submit']))
			{
				try{
					$title	 = $this->_request->getParam('title');
					$uuid	 = $this->_request->getParam('uuid');
					$code	 = $this->_request->getParam('code');
					$description = $this->_request->getParam('description');
					$has_pages = $this->_request->getParam('has_pages');
					$has_agreement = $this->_request->getParam('has_agreement');
					
					$sql = "update source set title='$title',uuid='$uuid',code='$code',description='$description',has_pages='$has_pages',has_agreement='$has_agreement' where id='$id'";
					
					if($this->db->exec($sql))
					{
						$this->messenger->addMessage('修改来源信息成功');
						$this->_redirect("/admin/data/source/do/edit/id/$id");
					}
				}catch(Exception $e){
					$this->messenger->addMessage('修改来源信息失败:'.$e->getMessage());
					$this->_redirect("/admin/data/source/do/edit/id/$id");
				}
				
			}
			
			$sql = "select * from source where id='$id'";
			$rs = $this->db->query($sql);
			$row = $rs->fetch();
			
			$this->view->info = $row;	
			
			$this->_helper->viewRenderer('sourceadd');

		}// 编辑单条信息
		
		else if($do == 'datasource' && !empty($uuid))
		{
			$redirect = "/admin/data/source/do/datasource/uuid/$uuid";
			
			$this->view->uuid = $uuid;
			$sql = "select md.title,ds.id,ds.sourceid,s.title as stitle,s.code from metadata md
					left join datasource ds on ds.uuid=md.uuid
					left join source s on s.id=ds.sourceid
					where md.uuid='$uuid'";
			$rs = $this->db->query($sql);
			$row = $rs->fetch();
			
			$this->view->info = $row;
			
			if(!empty($_POST['submit']))
			{
				$sourceid = $this->_request->getParam('sourceid');
				if(empty($sourceid))
				{
					$this->messenger->addMessage('请选择项目来源');
					$this->_redirect($redirect);
				}
				
				$sql="";
				if(empty($row['id']))
				{
					$sql = "insert into datasource (uuid,sourceid) values ('$uuid','$sourceid')";
				}else
				{
					$sql = "update datasource set uuid='$uuid',sourceid='$sourceid' where id='{$row['id']}'";
				}
				try{
					if($this->db->exec($sql))
					{
						$this->messenger->addMessage('修改项目来源成功');
						$this->_redirect($redirect);
					}
					else
					{
						$this->messenger->addMessage('修改项目来源失败');
						$this->_redirect($redirect);
					}
				}catch (Exception $e){
					$this->messenger->addMessage('修改项目来源失败:'.$e->getMessage());
					$this->_redirect($redirect);
				}
				
			}
			
			
			$wheresql = array();
			
			if(!empty($q) && !empty($search))
			{
				$this->view->q = $q;
				$wheresql[] = " title like '%$q%' ";
			}
			
			if(count($wheresql>0))$wheresql = join(' and ',$wheresql);
			else $wheresql='';
			
			if($wheresql!='')
			{
				$wheresql = 'where '.$wheresql;
			}
			
			$sql = "select * from source $wheresql order by id desc";
			$rs	 = $this->db->query($sql);
			$rows = $rs->fetchAll();
			
			$paginator = Zend_Paginator::factory($rows);
			$paginator->setCurrentPageNumber($this->_getParam('page'));
			$paginator->setItemCountPerPage(30);
			$paginator->setView($this->view);
			Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination_param.phtml');
			$this->view->paginator=$paginator;
			
			$this->_helper->viewRenderer('sourceselect');
		}// 为元数据选择项目来源
		
		else if($do == 'del' && !empty($id))
		{
			$redirect = "/admin/data/source/";
			$sql = "delete from source where id='$id'";
			try{
				if($this->db->exec($sql))
				{
					$this->messenger->addMessage('删除成功');
					$this->_redirect($redirect);
				}else{
					$this->messenger->addMessage('删除失败，可能该数据已不存在');
					$this->_redirect($redirect);
				}
			}catch (Exception $e){
				$this->messenger->addMessage('删除失败:'.$e->getMessage());
				$this->_redirect($redirect);
			}
		}// 删除项目来源
		
		else if($do == 'fetch' && !empty($id))
		{
			
			$wheresql = array();
			
			$wheresql[] = " ds.sourceid='$id' ";
			
			if(!empty($q) && !empty($search))
			{
				$this->view->q = $q;
				$wheresql[] = " title like '%$q%' ";
			}
			
			if(count($wheresql>0))$wheresql = join(' and ',$wheresql);
			else $wheresql='';
			
			if($wheresql!='')
			{
				$wheresql = 'where '.$wheresql;
			}
			
			$sql = "select md.title,md.uuid,ds.id,ds.sourceid,s.title as stitle,s.code from metadata md
					left join datasource ds on ds.uuid=md.uuid
					left join source s on s.id=ds.sourceid
					$wheresql
					order by id desc";
			$rs	 = $this->db->query($sql);
			$rows = $rs->fetchAll();
			
			$paginator = Zend_Paginator::factory($rows);
			$paginator->setCurrentPageNumber($this->_getParam('page'));
			$paginator->setItemCountPerPage(30);
			$paginator->setView($this->view);
			Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination_param.phtml');
			$this->view->paginator=$paginator;
			
			$this->_helper->viewRenderer('sourcefetchone');
			
		}//查看某项目来源中的所有元数据
		
		else if($do == 'delsource' && !empty($id))
		{
			$redirect = "/admin/data/source/do/datasource/uuid/$uuid";
			
			$sql = "delete from datasource where id='$id'";
			
			try{
				if($this->db->exec($sql))
				{
					$this->messenger->addMessage('删除成功');
					$this->_redirect($redirect);
				}else{
					$this->messenger->addMessage('删除失败，可能该数据已不存在');
					$this->_redirect($redirect);
				}
			}catch (Exception $e){
				$this->messenger->addMessage('删除失败:'.$e->getMessage());
				$this->_redirect($redirect);
			}
			
			
		}// 清除元数据来源记录
		elseif ($do=='sync') { //同步数据来源到metadata表
			$redirect = "/admin/data/source/";
			$sql = "update metadata m set source=s.uuid from source s right join datasource d on s.id=d.sourceid where m.uuid=d.uuid";
			if($this->db->exec($sql))
			{
				$this->messenger->addMessage('成功同步数据来源');
				$this->_redirect($redirect);
			}else{
				$this->messenger->addMessage('同步数据来源失败');
				$this->_redirect($redirect);
			}
		}
		
		else
		{
			$wheresql = array();
			
			if(!empty($q) && !empty($search))
			{
				$this->view->q = $q;
				$wheresql[] = " title like '%$q%' ";
			}
			
			if(count($wheresql>0))$wheresql = join(' and ',$wheresql);
			else $wheresql='';
			
			if($wheresql!='')
			{
				$wheresql = 'where '.$wheresql;
			}
			
			$sql = "select * from source $wheresql order by id desc";
			$rs	 = $this->db->query($sql);
			$rows = $rs->fetchAll();
			
			$paginator = Zend_Paginator::factory($rows);
			$paginator->setCurrentPageNumber($this->_getParam('page'));
			$paginator->setItemCountPerPage(30);
			$paginator->setView($this->view);
			Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination_param.phtml');
			$this->view->paginator=$paginator;
		}// 项目来源管理
		
		
	}//function sourceAction
	
	
	function attachmentsAction()
	{
		$submit = $this->_request->getParam('submit');
		$add = $this->_request->getParam('add');
		$search  = $this->_request->getParam('search');
		$delete  = $this->_request->getParam('delete');
		$edit  = $this->_request->getParam('edit');
		$down = $this->_request->getParam('down');
		$uuid  = $this->_request->getParam('uuid');
		$mdtitle = $this->_request->getParam('mdtitle');
		$mdattdel = $this->_request->getParam('mdattdel');
		
		if(!empty($uuid)&&!empty($mdtitle))
		{
			$this->view->uuid= $uuid;
			$this->view->mdtitle=$mdtitle;
		}
		
		if($add)
		{
			$this->_helper->viewRenderer('attachmentsadd');
			if(!empty($uuid))
			{
				$this->view->uuid = $uuid;
			}
		}//附件添加
		
		else if($mdattdel)
		{
			$this->_helper->layout->disableLayout();
			$this->_helper->viewRenderer->setNoRender();


			$sql = "delete from mdattach where uuid=? AND id=?";
			$sth = $this->db->prepare($sql);
			$ds = $sth->execute(array($uuid,$mdattdel));
			if($ds)
			{
				$data = array("status"=>1);		//操作状态代码 : 1=>成功  2=>失败
				$this->jsonexit($data);
				return true;
			}else{
				$data = array("error"=>"处理中出现错误");
				$this->jsonexit($data);
				return true;
			}
		}
		
		else if($delete)
		{
			
			//需要删除文件，通过Zend_Registry::get('upload')获得上传文件的根目录
			
			$basepath = $this->view->config->upload;
			
			//从数据库获取文件路径
			
			$info = $this->getFileinfo($delete);
			
			$filepath = $basepath.$info['filename'];
			
			$sql = "SELECT * FROM mdattach WHERE id=?";
			$sth = $this->db->prepare($sql);
			$sth->execute(array($delete));
			$rows = $sth->fetchAll();
			
			if(count($rows)>0)
			{
				$this->messenger->addMessage('删除失败！该文件有对应元数据附件信息，不能直接删除');
				$this->_redirect("/admin/data/attachments/");
			}
			
			$sql = "SELECT * FROM mdreviewattach WHERE attachid=?";
			$sth = $this->db->prepare($sql);
			$sth->execute(array($delete));
			$rows = $sth->fetchAll();
			
			if(count($rows)>0)
			{
				$this->messenger->addMessage('删除失败！该文件有对应评审附件信息，不能直接删除');
				$this->_redirect("/admin/data/attachments/");
			}
			
			
			if(unlink($filepath))
			{
				$sql = "delete from attachments where id='$delete'";
				if($this->db->exec($sql)>0)
				{
					$this->messenger->addMessage('删除文件成功');
					$this->_redirect("/admin/data/attachments/");
				}
			}
			else
			{
				$sql = "delete from attachments where id='$delete'";
				if($this->db->exec($sql)>0)
				{
					$this->messenger->addMessage('文件删除失败，仅删除数据库记录，请手动删除文件:'.$info['filename']);
					$this->_redirect("/admin/data/attachments/");
				}
			}
			
		}//删除
		
		else if($edit>0)
		{
			
			if(empty($submit))
			{
				
				$this->view->info = $this->getFileinfo($edit);
				
				$this->_helper->viewRenderer('attachmentsadd');
				
			}
			else
			{
				$filedesc = $this->_request->getParam('filedesc');
				
				$sql="update attachments set filedesc='$filedesc' where id='$edit'";
				
				if($this->db->exec($sql)>0)
				{
					$this->messenger->addMessage('编辑成功');
					$this->_redirect("/admin/data/attachments/edit/$edit");
				}
			}
			
		}//编辑
		
		else if($search && $search!='my')
		{
			$keyword  = $this->_request->getParam('keyword');
			if(empty($keyword))
			{
				$this->messenger->addMessage('请输入关键词');
				$this->_redirect("/admin/data/attachments/search/1");
			}
			else
			{
				$sql="select * from attachments where filedesc like '%$keyword%'";
				$re = $this->db->query($sql);
				$rows=$re->fetchAll();
				
				$paginator = Zend_Paginator::factory($rows);
				$paginator->setCurrentPageNumber($this->_getParam('page'));
				$paginator->setItemCountPerPage(30);
				$paginator->setView($this->view);
				Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination_param.phtml');
				$this->view->paginator=$paginator;
			}
			
		}//搜索
		
		else if($search && $search=='my')
		{
			$auth = Zend_Auth::getInstance();
			if($auth->hasIdentity())
			{
				$user = $auth->getIdentity();
				$userid = $user->id;
				$sql="select * from attachments where userid='$userid'";
				$re= $this->db->query($sql);
				$rows  = $re->fetchAll();
				
				$paginator = Zend_Paginator::factory($rows);
				$paginator->setCurrentPageNumber($this->_getParam('page'));
				$paginator->setItemCountPerPage(30);
				$paginator->setView($this->view);
				Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination.phtml');
				$this->view->paginator=$paginator;
			}
		}//我的附件列表
		
		else if ($down>0)
		{
			
			$sql = "select * from attachments where id='$down'";
			
			$re = $this->db->query($sql);
			
			$row = $re->fetch();
			
			$file = new files();
			
			$fullPath = $this->view->config->upload.$row['filename'];
			
			
				// Parse Info / Get Extension
				$fsize = filesize($fullPath);
				$path_parts = pathinfo($fullPath);
				$ext = strtolower($path_parts["extension"]);
			   
				// Determine Content Type
				switch ($ext) {
				  case "pdf": $ctype="application/pdf"; break;
				  case "exe": $ctype="application/octet-stream"; break;
				  case "zip": $ctype="application/zip"; break;
				  case "doc": $ctype="application/msword"; break;
				  case "xls": $ctype="application/vnd.ms-excel"; break;
				  case "ppt": $ctype="application/vnd.ms-powerpoint"; break;
				  case "gif": $ctype="image/gif"; break;
				  case "png": $ctype="image/png"; break;
				  case "jpeg":
				  case "jpg": $ctype="image/jpg"; break;
				  default: $ctype="application/force-download";
				}
				
				$content=file_get_contents($fullPath);
				$this->_helper->layout->disableLayout();
				$this->_helper->viewRenderer->setNoRender();
				$this->getResponse()->setHeader('Content-Type', 'application/octet-stream')
									->setHeader('Content-Disposition','attachment; filename="'.basename($fullPath).'"')
									->setHeader('Content-Length', $fsize)
									->setHeader('Content-Type','application/force-download')
									->setHeader('Content-Type','application/download')
									->setHeader('Content-Type',$ctype)
									->setHeader('Content-Description','File Transfer')
									->setHeader('Content-Transfer-Encoding','binary')
									->setHeader('Expires',0)
									->setHeader('Cache-Control','must-revalidate, post-check=0, pre-check=0')
									->setHeader('Pragma','public')
									->setBody($content);

				//$sql = "update attachments set downtimes=downtimes+1 where id='$down'";
				//$this->db->exec($sql);
			
		}//附件下载
		
		else
		{
	
				$sql="select * from attachments order by id desc";
				$re= $this->db->query($sql);
				$rows  = $re->fetchAll();
				
				$paginator = Zend_Paginator::factory($rows);
				$paginator->setCurrentPageNumber($this->_getParam('page'));
				$paginator->setItemCountPerPage(30);
				$paginator->setView($this->view);
				Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination.phtml');
				$this->view->paginator=$paginator;
		}//所有附件
		
		
		
		
	}//attachments 附件
	
	function uploadAction(){
	    $this->_helper->layout()->disableLayout();
        $this->_helper->viewRenderer->setNoRender();
		
		$uuid = $this->_getParam('uuid');
		
		try{
			$auth = Zend_Auth::getInstance();
			if($auth->hasIdentity())
			{
				$user = $auth->getIdentity();
				$userid = $user->id;
			}
			
			if(empty($userid)||!is_numeric($userid)){
				$msg['error'] = "请先登录";
				echo Zend_Json::encode($msg);
				exit();
			}
			
			if($user->usertype!='administrator')
			{
				$msg['error'] = "您无权使用此功能";
				echo Zend_Json::encode($msg);
				exit();
			}
			
			$files=new files();
			$msg = $files -> upload($this->view->config->upload,$_FILES['Filedata'],empty($uuid)?'file':'md');
			
			if(empty($msg['error']))
			{
				$msg['error']="";
				$filename = $msg['db_path'];
				$filesize = $msg['file_size'];
				$filedesc = $this->_request->getParam('filedesc');
				$filetype = $msg['file_type'];
				$realname = $msg['realname'];
				
				
				$sql = "insert into attachments (filename,filetype,filedesc,userid,filesize,realname) values ('$filename','$filetype','$filedesc','$userid','$filesize','$realname') RETURNING id";
				$sth = $this->db->prepare($sql);
				$sth->execute();
				$att = $sth->fetch(PDO::FETCH_ASSOC);
				$msg['attid'] = $attid = $att['id'];
				
				$sql = "insert into mdattach (uuid,id) values ('$uuid','$attid')";
				if(empty($uuid) || $this->db->exec($sql))
				{
					$msg['html'] = $realname.'['. round($filesize/1024,2) .' kb]<input type="hidden" name="atts[]" value="'.$attid.'" /><div class="cancel"><a href="javascript:;" id="deletebtn_'.$attid.'"><img border="0" src="/static/js/uploadify/cancel.png" /></a></div>';
					echo Zend_Json::encode($msg);
					exit();
				}else{
					$msg['error'] = '附件上传失败:写入附件表出错';
					@unlink($filename);
					echo Zend_Json::encode($msg);
					exit();
				}
				
				
			}else{
				$msg['error'] = '附件上传失败:'.$msg['error'];
				@unlink($filename);
				echo Zend_Json::encode($msg);
				exit();
			}

		}catch(Exception $e){
			$msg['error'] = "错误：".$e->getMessage();
			echo Zend_Json::encode($msg);
			exit();
		}
   }// uploadAction ajax上传附件
   
   function getattsAction(){
		
		$this->_helper->layout()->disableLayout();
		$this->_helper->viewRenderer->setNoRender();
		
		$uuid = $this->_request->getParam('uuid');
		
		if($uuid!='')
		{
			$auth = Zend_Auth::getInstance();
			if($auth->hasIdentity())
			{
				$user = $auth->getIdentity();
				$userid = $user->id;
				$sql = "select m.*,a.*,d.title from mdattach m
						left join attachments a on m.id = a.id
						left join metadata d on m.uuid=d.uuid where m.uuid='$uuid'
						ORDER BY a.ts_created ASC";
				$rs = $this->db->query($sql);
				$atts = $rs->fetchAll();
				
				foreach($atts as $k=>$v)
				{					
					$atts[$k]['html']= $v['realname'].'['. round($v['filesize']/1024,2) .' kb]<input type="hidden" name="atts[]" value="'.$v['id'].'" /><div class="cancel"><a href="javascript:;" id="deletebtn_'.$v['id'].'"><img border="0" src="/static/js/uploadify/cancel.png" /></a></div>';
				}
				echo Zend_Json::encode($atts);
				exit();
			}else
			{
				exit();
			}
		}else{
			exit();
		}
		//不输出错误
	}//获取附件
	
	/*
	获得单个文件的信息
	return array row
	*/
	public function getFileinfo($id){	
		$sql = "select * from attachments where id='$id'";
		$re= $this->db->query($sql);
		$row= $re->fetch();
		return $row;
	}
	
	
    /*
    * 保存XML数据到数据库
    */
	private function import($xml)
	{
		$iso=new ISO19115();
		$iso->saveDB($this->db,$xml);
	} 
	
	/*
    * jsonexit() 退出并返回json数据
    *
    * param array $data		要返回的JSON数据，可以是任意数组
    *
	* return JSON-response
    */
	public function jsonexit($data){
		$this->getResponse()->setHeader('Content-Type', 'application/json')->appendBody(json_encode($data,JSON_NUMERIC_CHECK));
		return true;  
	}//jsonexit() 退出并返回json数据	 	  	
}