westdc-zf1/application/admin/controllers/ReviewController.php

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<?php
class Admin_ReviewController 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()
{
$sql = "select m.id,md.title,u.username,u.realname,m.status from mdstatus m
left join metadata md on md.uuid=m.uuid
left join users u on u.id=m.userid
order by m.id desc limit 10 ";
$re = $this->db->query($sql);
$queue = $re->fetchAll();
foreach ($queue as $k=>$v)
{
$queue[$k]['status']=$this->rewritestatus($v['status']);
}
$this->view->queue = $queue;
$auth = Zend_Auth::getInstance();
if($auth->hasIdentity())
{
$user = $auth->getIdentity();
$userid = $user->id;
}
$sql = "select m.id,md.title,u.username,u.realname,m.status from mdstatus m
left join metadata md on md.uuid=m.uuid
left join users u on u.id=m.userid
where u.id='$userid'";
$re = $this->db->query($sql);
$rows = $re->fetchAll();
$this->view->my = $rows;
}//indexAction
function rewritestatus($status){
if($status==-1)
{return "取消评审";}
else if($status==0)
{return "初始状态";}
else if($status==1)
{return "接受元数据评审";}
else if($status==2)
{return "开始邀请专家";}
else if($status==3)
{return "专家接受邀请";}
else if($status==4)
{return "专家反馈";}
else if($status==5)
{return "已发布";}
else
{return "";}
}
/**
*changestatus
*
*@param int $id //要更改状态的mdstatus记录的ID
*@param int $status //状态
*
*/
function changestatus($id,$status){
$stvalues = array(
-1, //取消评审
0, //初始状态
1, //接受元数据评审,进入评审阶段
2, //开始邀请专家,送审阶段
3, //专家接受邀请,在审阶段
4, //专家反馈,在审
5 //评审结束,发布
);
if(empty($id) || !isset($status) || !in_array($status,$stvalues))
{
return false;
}
else
{
if($status==1)
{$sql = "update mdstatus set status='$status',ts_accepted='now()' where id in ($id)"; }
else if($status==5)
{$sql = "update mdstatus set status='$status',ts_finished='now()' where id in ($id)";}
else
{$sql = "update mdstatus set status='$status' where id in ($id)";}
try{
if($this->db->exec($sql)>0)
{
return true;
}
}
catch(Exception $e)
{
return false;
}
}
}//changestatus 更改状态
function acceptAction()
{
$search = $this->_request->getParam('search');
$cancel = $this->_request->getParam('cancel');
$update = $this->_request->getParam('update');
$invite = $this->_request->getParam('invite');
if($cancel>0)
{
if($this->changestatus($cancel,-1))
{
$this->messenger->addMessage('操作成功:已取消该数据的评审');
$this->_redirect("/admin/review/accept");
}
else{
$this->messenger->addMessage('操作失败');
$this->_redirect("/admin/review/accept");
}
}//取消元数据评审
if($search)
{
$keyword = $this->_request->getParam('keyword');
if(!empty($keyword))
{
$sql = "select m.*,u.username,u.realname from mdstatus m
left join metadata md on md.uuid=m.uuid
left join users u on u.id=m.userid
where m.status=1
and md.title like '%$keyword%'
";
$re = $this->db->query($sql);
$rows = $re->fetchAll();
$paginator = Zend_Paginator::factory($rows);
$paginator->setCurrentPageNumber($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;
}
}//搜索
else
{
$sql = "select m.*,md.title,u.username,u.realname from mdstatus m
left join metadata md on md.uuid=m.uuid
left join users u on u.id=m.userid
where m.status=1";
$re = $this->db->query($sql);
$rows = $re->fetchAll();
$paginator = Zend_Paginator::factory($rows);
$paginator->setCurrentPageNumber($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;
}//列表
}//acceptAction
function inreviewAction(){
$show = $this->_request->getParam('show');
$search = $this->_request->getParam('search');
$keyword = $this->_request->getParam('keyword');
if($show>0)
{
$sql = "select m.*,md.*,u.realname from mdstatus m
left join metadata md on md.uuid=m.uuid
left join users u on u.id=m.userid
where m.id=$show
";
$rs = $this->db->query($sql);
$rows = $rs->fetch();
$sql = "select exp.*,u.* from mdexpertreview exp
left join users u on u.id=exp.id
where exp.uuid='{$rows['uuid']}'";
$rs = $this->db->query($sql);
$exps = $rs->fetchAll();
$expname = array();
foreach ($exps as $k=>$v)
{
if($v['id']!='')
{$expname[] = '<a href="/admin/user/show/id/'.$v['id'].'">'.$v['realname'].'</a>';}
}
if(count($expname>0))
{$rows['exps'] = join('',$expname);}
$rows['status'] = $this->rewritestatus($rows['status']);
$this->view->info = $rows;
$this->_helper->viewRenderer('inreviewshow');
}//查看详细
else
{
$searchjoin = "";
if(!empty($search) && !empty($keyword))
{
$searchjoin = " and md.title like '%$keyword%'";
$this->view->keyword = $keyword;
}
$sql = "select m.id,md.title,m.status,m.uuid from mdstatus m
left join metadata md on md.uuid=m.uuid
where m.status in (2,3,4) $searchjoin";
$rs = $this->db->query($sql);
$rows = $rs->fetchAll();
foreach ($rows as $k=>$v)
{
$rows[$k]['status']=$this->rewritestatus($v['status']);
}
$paginator = Zend_Paginator::factory($rows);
$paginator->setCurrentPageNumber($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;
}//列表
}//在审元数据
function inviteAction(){//邀请
$id = $this->_request->getParam('id');
if(empty($id))
{
$this->_redirect("/admin/review");
}
$search = $this->_request->getParam('search');
$keyword = $this->_request->getParam('keyword');
$submit = $this->_request->getParam('submit');
$exps = $this->_request->getParam('exps');
$stid = $this->_request->getParam('stid');
$uid = $this->_request->getParam('uid');
$this->view->id = $id;
if(!empty($submit))
{
if(is_array($exps))
{
$sql = "select m.uuid,m.title,s.status from metadata m
left join mdstatus s on s.uuid=m.uuid
where s.id='$id'";
$rs = $this -> db -> query($sql);
$md = $rs -> fetch();
$uuid = $md['uuid'];
foreach ($exps as $v)
{
$sql = "select m.id,u.realname,m.uuid,u.email from mdexpertreview m
left join users u on m.id=u.id
where m.uuid='$uuid' and m.id='$v'";
$rs = $this->db->query($sql);
$rows = $rs->fetch();
if($rows['id']!='')
{
$this->messenger->addMessage('已经邀请过专家:'.$rows['realname']);
}//已经有评审记录
else
{
$sql = "insert into mdexpertreview (id,uuid) values ('$v','$uuid')";
$expinfo="select realname,email from users where id='$v'";
$rs = $this->db->query($expinfo);
$expinfo = $rs->fetch();
try{
if($this->db->exec($sql)>0)
{
if($md['status']<2)
{
$update = "update mdstatus set status=2 where uuid='$uuid'";
@$this->db->exec($update);
}
//实例化EmailText
$mailtp=new EmailText($this->db,'invite-expert-review',array('user'=>$expinfo['realname'],'uuid'=>$uuid,'title'=>$md['title']));
$mail=new WestdcMailer($this->view->config->smtp);
$mail->setBodyText($mailtp->getBody());
$mail->setFrom($this->view->config->service->email,'西部数据中心服务组');
$mail->addTo($expinfo['email']);
$mail->setSubject($mailtp->getSubject());
$filecontent=file_get_contents("http://" . $_SERVER['HTTP_HOST'].'/data/doc/uuid/'.$uuid);
$mail->createAttachment($filecontent,'application/octet-stream',Zend_Mime::DISPOSITION_ATTACHMENT, Zend_Mime::ENCODING_BASE64, $md['title'].'.doc');
if($mail->send())
{
$this->messenger->addMessage('成功邀请专家:'.$expinfo['realname']);
}else
{
$this->messenger->addMessage('邀请专家'.$expinfo['realname'].'的邮件发送失败,请尝试手动发送邀请邮件');
}
}
}catch(Exception $e){
$this->messenger->addMessage('邀请失败:'.$e->getMessage());
}
}//不存在原来的记录
}//循环结束
$this->_redirect("/admin/review/invite/?id=$id");
}
else
{
$this->messenger->addMessage('请选择要邀请的专家');
$this->_redirect("/admin/review/invite/?id=$id");
}
}
$searchjoin = "";
if(!empty($search) && !empty($keyword))
{
$searchjoin = " where u.username like '%$keyword%'
or u.realname like '%$keyword%'
or u.unit like '%$keyword%'
or u.email like '%$keyword%'";
$this->view->keyword = $keyword;
}
$sql = "select me.id,u.username,u.realname,u.unit,u.phone,u.email from users u
right join mdexperts me on u.id=me.id
$searchjoin";
$re = $this->db->query($sql);
$rows = $re->fetchAll();
$paginator = Zend_Paginator::factory($rows);
$paginator->setCurrentPageNumber($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;
$sql = "select m.title from metadata m
left join mdstatus s on s.uuid=m.uuid
where s.id='$id'";
$re = $this->db->query($sql);
$title = $re->fetch();
$this->view->md=$title;
}//邀请专家
function changeadminAction(){
$id = $this->_request->getParam('id');
$uid = $this->_request->getParam('uid');
if(empty($id))
{
$this->_redirect("/admin/review");
}
$this->view->id = $id;
if(!empty($uid))
{
$sql = "update mdstatus set userid='$uid' where id='$id'";
if($this->db->exec($sql)>0)
{
$this->messenger->addMessage('更改管理员成功');
$this->_redirect("/admin/review/changeadmin/?id=$id");
}
}
$sql = "select u.* from users u
where usertype='administrator'";
$re = $this->db->query($sql);
$rows = $re->fetchAll();
$paginator = Zend_Paginator::factory($rows);
$paginator->setCurrentPageNumber($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;
}//改变管理员
function addonAction(){
$uuid=$this->_request->getParam('uuid');
$sql = "select * from mdstatus where uuid='$uuid'";
$re = $this->db->query($sql);
$row = $re->fetch();
if(empty($row['id']))
{
$auth = Zend_Auth::getInstance();
if($auth->hasIdentity())
{
$user = $auth->getIdentity();
$userid = $user->id;
$sql = "insert into mdstatus (uuid,userid,ts_scheduled,status) values ('$uuid','$userid','".date("Y-m-d H:i:s")."','0')";
try{
if($this->db->exec($sql)>0)
{
$this->messenger->addMessage('操作成功!该数据已放入评审');
$this->_redirect("/admin/review/draft");
}
}catch( Exception $e){
$this->messenger->addMessage('操作失败:'.$e->getMessage());
$this->_redirect("/admin/review/draft");
}
}
}
else
{
$this->messenger->addMessage('该数据已放入评审');
$this->_redirect("/admin/data/md");
}
}//将数据放入评审
function myreviewAction(){
$auth = Zend_Auth::getInstance();
if($auth->hasIdentity())
{
$user = $auth->getIdentity();
$userid = $user->id;
}
$search=$this->_request->getParam('search');
$keyword = $this->_request->getParam('keyword');
$searchjoin = "";
if(!empty($search) && !empty($keyword))
{
$searchjoin = " and md.title like '%$keyword%'";
$this->view->keyword = $keyword;
}
$sql = "select m.id,md.title,u.username,u.realname,m.status from mdstatus m
left join metadata md on md.uuid=m.uuid
left join users u on u.id=m.userid
where u.id='$userid' $searchjoin";
$re = $this->db->query($sql);
$rows = $re->fetchAll();
$paginator = Zend_Paginator::factory($rows);
$paginator->setCurrentPageNumber($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;
}//我管理的元数据
function draftAction(){
$search=$this->_request->getParam('search');
$keyword = $this->_request->getParam('keyword');
$update = $this->_request->getParam('update');
if($update>0 || is_array($update))
{
$ids = '';
if(is_array($update))$ids = join(',',$update);
else $ids=$update;
if($this->changestatus($ids,1))
{
$this->messenger->addMessage('操作成功!');
$this->_redirect("/admin/review/draft");
}
else{
$this->messenger->addMessage('操作失败');
$this->_redirect("/admin/review/accept");
}
}//开始评审
$searchjoin = "";
if(!empty($search) && !empty($keyword))
{
$searchjoin = " and md.title like '%$keyword%'";
$this->view->keyword = $keyword;
}
$sql = "select m.id,md.title,md.uuid,u.username,u.realname,m.status,m.ts_created from mdstatus m
left join metadata md on md.uuid=m.uuid
left join users u on u.id=m.userid
where status=0 $searchjoin";
$re = $this->db->query($sql);
$rows = $re->fetchAll();
$paginator = Zend_Paginator::factory($rows);
$paginator->setCurrentPageNumber($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;
}// draftAction 投稿元数据
function canceledAction(){
$search=$this->_request->getParam('search');
$keyword = $this->_request->getParam('keyword');
$update = $this->_request->getParam('update');
if($update>0 || is_array($update))
{
$ids = '';
if(is_array($update))$ids = join(',',$update);
else $ids=$update;
if($this->changestatus($ids,0))
{
$this->messenger->addMessage('操作成功!');
$this->_redirect("/admin/review/canceled");
}
else{
$this->messenger->addMessage('操作失败'.$ids);
$this->_redirect("/admin/review/canceled");
}
}//取消评审
$searchjoin = "";
if(!empty($search) && !empty($keyword))
{
$searchjoin = " and md.title like '%$keyword%'";
$this->view->keyword = $keyword;
}
$sql = "select m.id,md.title,md.uuid,u.username,u.realname,m.status from mdstatus m
left join metadata md on md.uuid=m.uuid
left join users u on u.id=m.userid
where status=-1 $searchjoin";
$re = $this->db->query($sql);
$rows = $re->fetchAll();
$paginator = Zend_Paginator::factory($rows);
$paginator->setCurrentPageNumber($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;
}//被取消评审的元数据
function reviewedAction(){
$search=$this->_request->getParam('search');
$keyword = $this->_request->getParam('keyword');
$searchjoin = "";
if(!empty($search) && !empty($keyword))
{
$searchjoin = " and md.title like '%$keyword%'";
$this->view->keyword = $keyword;
}
$sql = "select m.id,md.title,md.uuid,u.username,u.realname,m.status,m.ts_finished from mdstatus m
left join metadata md on md.uuid=m.uuid
left join users u on u.id=m.userid
where status=5 $searchjoin";
$re = $this->db->query($sql);
$rows = $re->fetchAll();
$paginator = Zend_Paginator::factory($rows);
$paginator->setCurrentPageNumber($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;
}//已结束评审
function expertsAction()
{
$search = $this->_request->getParam('search');
$keyword= $this->_request->getParam('keyword');
$submit = $this->_request->getParam('submit');
$edit = $this->_request->getParam('edit');
$del = $this->_request->getParam('del');
$add = $this->_request->getParam('add');
if($add)
{
if(!empty($submit))
{
foreach($_POST as $k=>$v)
{
$$k=$v;
}
$speciality = $_POST['speciality'];
$chars = array(
"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k",
"l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v",
"w", "x", "y", "z", "A", "B", "C", "D", "E", "F", "G",
"H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R",
"S", "T", "U", "V", "W", "X", "Y", "Z", "0", "1", "2",
"3", "4", "5", "6", "7", "8", "9"
);
$charsLen = count($chars) - 1;
shuffle($chars);
$output = "";
for ($i=0; $i<8; $i++)
{
$output .= $chars[mt_rand(0, $charsLen)];
}
$password=$output;
$testsql="select id from users where username='$username' or email='$email'";
$re=$this->db->query($testsql);
$test=$re->fetch();
if(!empty($test['id']))
{
$this->messenger->addMessage('用户名或邮箱重复');
$this->_redirect("/admin/review/experts");
}
else
{
$data = array(
'username' => $username,
'realname' => $realname,
'email' => $email,
'unit' => $unit,
'address' => $address,
'phone' => $phone,
'project' => $project,
'password' => md5($password)
);
if($this->db->insert('users',$data))
{
$mail=new WestdcMailer($this->view->config->smtp);
$mailtp=new EmailText($this->db,'expert-register',array('user'=>$username,'password'=>$password));
$mail->setBodyText($mailtp->getBody());
$mail->setFrom($this->view->config->service->email,'西部数据中心服务组');
$mail->addTo($email);
$mail->setSubject($mailtp->getSubject());
$mail->send();
$sql="select id from users where username='{$data['username']}'";
$re=$this->db->query($sql);
$row = $re->fetch();
$sql="insert into mdexperts (id,speciality) values ('{$row['id']}','$speciality')";
if($this->db->exec($sql)>0)
{
$this->messenger->addMessage('成功添加评审专家');
$this->_redirect("/admin/review/experts");
}
}
}
}
else
{
$this->_helper->viewRenderer('expertsadd');
}
}
if($del>0)
{
$sql="delete from mdexperts where id='$del'";
if($this->db->exec($sql)>0)
{
$this->messenger->addMessage('删除成功!');
$this->_redirect('/admin/review/experts');
}
}
if($edit>0)
{
if(!empty($submit))
{
$speciality = $this->_request->getParam('speciality');
$sql = "update mdexperts set speciality='$speciality',ts_modified='".date("Y-m-d H:i:s",time())."' where id='$edit'";
if($this->db->exec($sql)>0)
{
$this->messenger->addMessage('编辑成功!');
$this->_redirect('/admin/review/experts');
}
}
else
{
$sql = "select m.*,m.id as mid,u.* from mdexperts m left join users u on u.id=m.id
where m.id='$edit'";
$re = $this->db->query($sql);
$row = $re->fetch();
$this->view->infos = $row;
$this->view->id=$edit;
$this->_helper->viewRenderer('expertsedit');
}
}//编辑
if($search)
{
$sql = "select m.*,m.id as mid,u.* from mdexperts m left join users u on u.id=m.id
where u.realname like '%$keyword%' or m.speciality like '%$keyword%' or u.unit like '%$keyword%'";
$re = $this->db->query($sql);
$rows = $re->fetchAll();
$paginator = Zend_Paginator::factory($rows);
$paginator->setCurrentPageNumber($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;
}//搜索
else
{
$sql="select m.*,m.id as mid,u.* from mdexperts m left join users u on u.id=m.id";
$re = $this->db->query($sql);
$rows = $re->fetchAll();
$paginator = Zend_Paginator::factory($rows);
$paginator->setCurrentPageNumber($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;
}//列表
}//expertsAction 专家库
/*
* 转换元数据为WORD DOC格式
*/
public function docAction()
{
$this->_helper->layout->disableLayout();
$this->_helper->viewRenderer->setNoRender();
$ua = $_SERVER["HTTP_USER_AGENT"];
$uuid=$this->_request->getParam('uuid');
if (!empty($uuid))
{
$sql="select x.data,m.title,m.description,g.id from xml x left join metadata m on m.id=x.id left join geonetworkmetadata g on g.uuid=m.uuid where m.uuid=".$this->db->quote($uuid);
$row=$this->db->fetchRow($sql);
}
$dom = new DOMDocument();
$dom->loadXML($row['data']);
//提前对表格进行预处理
$wiki=new WikiFormat();
$abs=$wiki->parseTable($this->view->escape($row["description"]));
//处理外部链接
$abs=preg_replace('/\[\s*(http:\/\/.+?)\s+(.*?)\]/m','<a href="$1">$2</a>',$abs);
$abs=str_replace(array("\r\n", "\n", "\r"),'</p><p>',$abs);
$abs=str_replace("'","&apos;",$abs);//not needed?
$id = $row['id'];
$thumburl=sprintf('%05d',floor(($id+0.1)/100)*100).'-'.sprintf('%05d',ceil(($id+0.1)/100)*100-1)."/".$id;
$xslt = new XSLTProcessor();
$xslt->registerPHPFunctions();
$xslt->setParameter('', 'thumburl', $thumburl);
$xslt->setParameter('', 'abstract', $abs);
$XSL = new DOMDocument();
$XSL->load( '../data/doc.xsl', LIBXML_NOCDATA);
$xslt->importStylesheet($XSL);
$content='<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8">';
$content.='<title>'.$row['title'].'</title>';
$content.='<style>
body{MARGIN-RIGHT: auto;MARGIN-LEFT: auto;font-size:14px;line-height:22px;}
span{font-size:14px;}
div{clear: both;margin: 0 auto;width:100%;vertical-align:baseline;}
#uuid{text-align: right;}
h3{font-size: 18px;}
img {border:0 none;}
a, a:visited {color:Blue;text-decoration:none;}
a:hover{text-decoration:underline;}
ul{list-style: none;margin: 0;}
ul li{list-style:none;}
#etitle{font-size:16px;margin-left:10px;}
span{font-weight:bolder;}
#content{padding:5px 0 10px 0;border:1px solid #BF5008;}
#divFooter {background-color:#BF5008;color:White;font-size:12px;padding:5px 15px;}
#divFooter a:link, #divFooter a:visited, #divFooter a:active {color:White;font-family:Arial,Serif;text-decoration:none;}
</style>
</head>
<body>';
$content.=$xslt->transformToXML($dom);
$content.="</body></html>";
$this->getResponse()->setHeader('Content-Type', 'application/vnd.ms-doc')
->setHeader('Content-Disposition','attachment; filename="'.$row['title'].'.doc"')
->setHeader('Content-Length', strlen($content))
->setHeader('Content-Type','application/force-download')
->setHeader('Content-Type','application/download')
->setHeader('Content-Description','File Transfer')
->setHeader('Content-Transfer-Encoding','binary')
->setHeader('Expires',0)
->setHeader('Cache-Control','must-revalidate, post-check=0, pre-check=0')
->setHeader('Pragma','public')
->setBody($content);
}
}