增加附件下载功能

application/default/controllers/ServiceController.php

@@ -11,7 +11,7 @@ class ServiceController extends Zend_Controller_Action
     function preDispatch()
     {
     	$this->db=Zend_Registry::get('db');
-    	$this->view->config = Zend_Registry::get('config');
+    	$this->config = Zend_Registry::get('config');
     	$this->messenger=$this->_helper->getHelper('FlashMessenger');
     	$this->view->messages = $this->messenger->getMessages();
     }
@@ -81,7 +81,7 @@ class ServiceController extends Zend_Controller_Action
 			fpassthru($file);
 			exit;
 		} else {
-			$url=$this->view->config->bigthumb->path.sprintf('%05d',floor(($thumb['gid']+0.1)/100)*100).'-'.sprintf('%05d',ceil(($thumb['gid']+0.1)/100)*100-1)."/".$thumb['gid'];
+			$url=$this->config->bigthumb->path.sprintf('%05d',floor(($thumb['gid']+0.1)/100)*100).'-'.sprintf('%05d',ceil(($thumb['gid']+0.1)/100)*100-1)."/".$thumb['gid'];
 			$url.='/public/'.str_replace('_s.','.',$thumb['filename']);	
 			header("Content-Type:image/".$thumb['filetype']);
 			$file=fopen($url,'r');
@@ -168,7 +168,7 @@ class ServiceController extends Zend_Controller_Action
 		$xml = new DOMDocument;
 		$xml->loadXML($row->data);
 		$xsl = new DOMDocument;
-		$xsl->load($this->view->config->westdc->xsl);
+		$xsl->load($this->config->westdc->xsl);
 		// Configure the transformer
 		$proc = new XSLTProcessor;
 		$proc->importStyleSheet($xsl); // attach the xsl rules
@@ -600,7 +600,7 @@ class ServiceController extends Zend_Controller_Action
 			}
 			
 			$files=new files();
-			$msg = $files -> upload($this->view->config->upload,$_FILES['Filedata'],'reviewatt');
+			$msg = $files -> upload($this->config->upload,$_FILES['Filedata'],'reviewatt');
 			
 			if(empty($msg['error']))
 			{
@@ -655,6 +655,93 @@ class ServiceController extends Zend_Controller_Action
 		$this->_helper->layout()->disableLayout();
 		$this->_helper->viewRenderer->setNoRender();
 		echo Zend_Json::encode($files);
-	}   
+	}  
+	
+	/*
+	* 附件下载
+	*/
+	function attachAction()
+	{
+		$zipuuid = $this->_request->getParam('zip');
+		$id=(int)$this->_request->getParam('id');
+		$this->_helper->layout->disableLayout();
+		$this->_helper->viewRenderer->setNoRender();    		
+		if(!empty($zipuuid))
+		{
+			$sql=$this->db->quoteInto("select a.*,md.title from mdattach m left join metadata md on m.uuid=md.uuid left join attachments a on m.id=a.id where m.uuid=? order by a.ts_created desc",$zipuuid);
+			$atts = $this->db->fetchAll($sql);
+			$title=$atts[0]['title'];
+			$zip = new ZipArchive();
+			$url = tempnam($this->config->temp->path,$zipuuid);//创建临时文件
+			$last_update=strtotime($atts[0]['ts_created']);
+			if (!file_exists($url) || (filemtime($fn)<$last_update))
+			{
+				if( $zip->open($url, ZIPARCHIVE::CREATE | ZIPARCHIVE::OVERWRITE) !== true )
+				{
+					throw new Exception("cannot open {$url} for writing.");
+				}
+										
+				$updates = array(); //统计被下载的附件ID
+				foreach ($atts as $k=>$v)
+				{
+					if (file_exists($this->config->upload.$v['filename'])) {
+						$updates[]=$v['id'];
+						$zip->addFile($this->config->upload.$v['filename'],'/'.basename($v['realname']));
+					}
+				}
+				$zip->close(); 
+			}	
+			//更新统计
+			$ids=join(',',$updates);
+			$sql = "update attachments set downtimes=downtimes+1 where id in ($ids)";
+			@$this->db->exec($sql);
+					
+			//输出下载
+			$content=file_get_contents($url);
+			$this->getResponse()->setHeader('Content-Type', 'application/octet-stream')
+											->setHeader('Content-Disposition','attachment; filename="'.basename($title).'-文档.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);
+		}
+		elseif ($id>0)
+		{
+			//下载单个附件
+			$sql=$this->db->quoteInto("select a.*,md.title from mdattach m left join metadata md on m.uuid=md.uuid left join attachments a on m.id=a.id where m.id=? order by a.ts_created desc",$id);
+			$atts = $this->db->fetchRow($sql);
+			$title=$atts['title'];
+			$updates = array(); //统计被下载的附件ID
+			//更新统计
+			$sql = "update attachments set downtimes=downtimes+1 where id in ($id)";
+			@$this->db->exec($sql);
+					
+			//输出下载
+			$content=file_get_contents($this->config->upload.$atts['filename']);
+			$this->getResponse()->setHeader('Content-Type', 'application/octet-stream')
+											->setHeader('Content-Disposition','attachment; filename="'.$atts['realname'].'"')
+											->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);			
+		}
+		else
+		{
+			throw new Exception('发生严重意外！您确认链接正确？');
+		}
+		
+	}	 
 }