<?php
/* 

	@version    $Id: AuthorController.php 2012-2-29 15:01 Z
	@package	author
	@copyright  Copyright (c) 2012, CAREERI.
	@license    http://
	@link       http://
	
	@update		2012-3-1	15:06 李建轩

*/
class AuthorController extends Zend_Controller_Action 
{
	private $limit=10;
	function preDispatch()
	{
		$this->view->config = Zend_Registry::get('config');
		$this->db=Zend_Registry::get('db');
		$this->messenger=$this->_helper->getHelper('FlashMessenger');
    	$this->view->messages = $this->messenger->getMessages();
	}
	function indexAction()
	{
	}
	

   function helpAction()
   {
   }
   
   /*
    * acceptAction() 我的数据
	*
	* param string $ac		// list|search
	* param string $keyword
	*
	* return view
	*/
   function acceptAction()
   {
	    $ac  = $this->_request->getParam("ac");
		
		$auth = Zend_Auth::getInstance();
		if($auth->hasIdentity())
		{
			$user = $auth->getIdentity();
			$u_id = $user->id;
			$u_email = $user->email;
		}
		
		//列表
		if(empty($ac) || $ac=='list'){
		
			$sql = "SELECT a.*,m.title,m.description FROM mdauthor a
					LEFT JOIN metadata m ON m.uuid=a.uuid
					WHERE a.userid=?
					";
					
			$sth = $this->db->prepare($sql);
			$sth->execute(array($u_id));
			$rows = $sth->fetchAll();
			
			$paginator = Zend_Paginator::factory($rows);
			$paginator->setCurrentPageNumber($this->_getParam('page'));
			$paginator->setItemCountPerPage(5);
			$paginator->setView($this->view);
			Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination_param.phtml');
			$this->view->paginator=$paginator;
			
		}//list
		
		//搜索
		if($ac == "search")
		{
			$keyword = trim($this->_request->getParam('q'));
			$this->view->q = $keyword;
			if (!preg_match_all("/^[\x{4e00}-\x{9fa5}A-Za-z0-9_]+$/u",$keyword,$matchs))
			{
				$data = array('error'=>'搜索关键字中只能包含汉字、英文、数字');
			}
			else
			{
				//搜索标题和描述两个字段
				$sql = "SELECT m.uuid,m.title,m.description,a.status,a.userid FROM metadata m
						LEFT JOIN mdauthor a ON m.uuid=a.uuid 
						WHERE (m.title like ? OR m.description like ?) AND a.userid=?";
				$sth = $this->db->prepare($sql);
				$sth->execute(array("%$keyword%","%$keyword%",$u_id));
				$rows = $sth->fetchAll();
				
				$paginator = Zend_Paginator::factory($rows);
				$paginator->setCurrentPageNumber($this->_getParam('page'));
				$paginator->setItemCountPerPage(5);
				$paginator->setView($this->view);
				Zend_View_Helper_PaginationControl::setDefaultViewPartial('pagination_param.phtml');
				$this->view->paginator=$paginator;
			}
		}// search
	
   }//acceptAction() 我的数据
   
   
   
   /*
    * applyAction() 申请成为元数据作者
	*
	* param string $ac		//动作 search|apply
	* param string $q		//搜索关键词
	* param string $uuid	//数据的UUID
	*
	* return view|ajax|json
	*
	* 调试搜索结果:
	* /author/apply?ac=apply&uuid=816ecd28-ba88-464b-a83a-341440f536ef
	*/
   function applyAction()
   {
	   $ac = $this->_request->getParam('ac');
	   
	   	//搜索动作
		if($ac == "search")
		{
			$this->_helper->layout->disableLayout();
			$this->_helper->viewRenderer->setNoRender();
			
			//要输出的Json对象
			//过程中如果没有处理，则不包含任何返回信息，由前台定义提示信息，如:
			/*
				$.ajax({
				  'type':"POST",
				  'url':'/author/apply',
				  'data':'ac=search&q='+$('#keyword').val(),
				  'success':function(data){
					  if (typeof(data)=='object')   //如果服务器端的响应为Json对象
					  {
						if(typeof(data.error)!='undefined')   //服务器端响应的错误消息
						{
							alert(data.error);
						}else{		//服务器端无错误消息则为成功的响应
							alert(data.length);
						}
					  }else{ 		//服务器端响应了非JSON对象或者为空
						  alert('无搜索结果');  
					  }
				  },
				  'beforeSend':function(){
					  //请求发送前
					  }
			  });
			  
			  错误消息的键名必须为error，不包含JS脚本,如：
			  $data['error'] = '服务器忙!';
			*/
			$data = "";
			
			//防止通过其它方式访问，先判断是否是登录用户，如果不是，抛出消息后强制用户退出
			$auth = Zend_Auth::getInstance();
			if($auth->hasIdentity())
			{
				$user = $auth->getIdentity();
				$u_id = $user->id;
			}else{
				$data = array("error"=>"请先登录");
				$this	->getResponse()
						->setHeader('Content-Type', 'application/json')
						->appendBody(Zend_Json::encode($data));
				exit();
			}
			
			
			//数据处理代码 EOH<<<<<<<<<<<<<<<<
			try{
				
				$keyword = trim($this->_request->getParam('q'));
				if (!preg_match_all("/^[\x{4e00}-\x{9fa5}A-Za-z0-9_]+$/u",$keyword,$matchs))
				{
					$data = array('error'=>'搜索关键字中只能包含汉字、英文、数字');
				}
				else
				{
					//搜索标题和描述两个字段
					$sql = "SELECT m.uuid,m.title,m.description,a.status,a.userid FROM metadata m
							LEFT JOIN mdauthor a ON m.uuid=a.uuid 
							WHERE m.title like ? OR m.description like ?";
					$sth = $this->db->prepare($sql);
					$sth->execute(array("%$keyword%","%$keyword%"));
					$rows = $sth->fetchAll();
					
					if(is_array($rows) && count($rows)>0)
					$data = $rows;
					else
					$data = "";
				}
			
			}catch(Exception $e){
				//如果上面的程序已经发送出提示，就不发送抛出的错误
				if(empty($data['error']))
				{
					//产品模式
					$data = array("error"=>"处理过程中遇到错误，请重新尝试");
					//调试模式
					//$data = array("error"=>$e->getMessage());
				}
			}	
			// >>>>>>>>>>> F
			
			//截获响应对象，并修改头部和内容
			//不管有没有数据存在，都将返回Json数据，前台有判断机制来分析数据
			
			$this	->getResponse()
					->setHeader('Content-Type', 'application/json')
					->appendBody(Zend_Json::encode($data));
		}// search
		
		
		/****************
		 	 申请动作
		 ****************/
		if($ac == "apply")
		{
			$this->_helper->layout->disableLayout();
			$this->_helper->viewRenderer->setNoRender();
			
			$data = ""; 
			
			$auth = Zend_Auth::getInstance();
			if($auth->hasIdentity())
			{
				$user = $auth->getIdentity();
				$u_id = $user->id;
				$u_email = $user->email;
			}
			
			//处理部分<<<<<<<<<<
			try{
				
				$uuid = $this->_request->getParam('uuid');
				$m = $this->_request->getParam('m');
				
				if(preg_match("/^[0-9A-Za-z]{8}-[0-9A-Za-z]{4}-[0-9A-Za-z]{4}-[0-9A-Za-z]{4}-[0-9A-Za-z]{12}$/",$uuid))
				{
					
					//判断该用户是否已经申请过或者是否已经是该元数据作者
					$sql="SELECT id,status FROM mdauthor WHERE uuid=? AND userid=?";
					$sth = $this->db->prepare($sql);
					$sth->execute(array($uuid,$u_id));
					$row = $sth->fetch();
						
					//如果已经是元数据作者，从流程中直接退出程序
					if(!empty($row['id']) && $row['status']==1)
					{
						$data = array("error"=>"您目前已经是该数据作者，不需要再申请");
					}
					//如果已经存在申请，但是没有激活的，返回激活信息
					if($row['status']==0){
					if(!empty($row['id']) && empty($m))
					{
						$data = array(
							"error"=>'您已经申请过了，请在<我的数据>中进行激活操作',
							"post"=>"activa",
							"uid"=>$u_id,
							"uemail"=>$u_email,
							"uuid"=>$uuid,
						);
					}//if
					
					else{
					
						//获得元数据作者email
						$sql="select p.email,md.title from role r 
								left join responsible p on r.resid=p.id 
								left join metadata md on md.uuid=r.uuid
								where r.uuid=? order by r.role,r.id";
						$sth = $this->db->prepare($sql);
						$sth->execute(array($uuid));
						$rows = $sth->fetchAll();
						
						$address = array();
						foreach($rows as $v)
						{
							$address[] = $v['email'];
						}
						
						$mdtitle = $rows[0]['title'];
						
						//如果当前用户的email包含在元数据作者email列表中，则直接使其成为元数据作者
						if(in_array($u_email,$address))
						{
							$sql = "INSERT INTO mdauthor (uuid,userid,activation,ts_activated,status) VALUES (?,?,?,?,?)";
							$sth = $this->db->prepare($sql);
							$ex = $sth->execute(array($uuid,$u_id,'','now()',1));
							if($ex)
							{
								$data = array("error"=>"您的身份符合申请条件，已经自动成为该元数据作者");
								include_once("EmailText.php");
								$mail=new WestdcMailer($this->view->config->smtp);
								$mail->setFrom($this->view->config->service->email,'西部数据中心服务组');
								$mailtp=new EmailText($this->db,"md-author-newmember",array(
									'user' => $user->realname,
									'uuid' => $uuid,
									'title'=> $mdtitle,
									'email'=> $u_email,
									));
								$mail->setBodyText($mailtp->getBody());
								$mail->setSubject($mailtp->getSubject());
/*
mail=>元数据有新作者加入 
id=>md-author-newmember
body=>
您好:
　　{user} ({email}) 已经申请成为元数据《{title}》的作者，如果有疑问请联系该作者或者数据中心服务组
　　　　　　　　　　　　　　　　　　　　中国西部环境与生态科学数据中心
*/
								/*
								foreach ($address as $dist)
								{$mail->addTo($dist);}	//元数据作者
								$mail->addTo($u_email);
								$mail->addCc($this->view->config->service->email);	//管理员
								*/
								$mail->addTo("la5c@qq.com");
								$mail->send();
							}
							else
							{
								$data = array("error"=>"处理中出现错误，请重新尝试");
							}
						}
						
						//如果不包含在当前元数据作者的email列表中
						else
						{
							//生成激活码
							$ssid = session_id();
							$vdcode = md5($uuid.$ssid.$u_id.time());
							
							//激活链接
							// /author/accept/?ac=active&vdcode=$vdcode
							if(empty($m))
							{
								$sql = "INSERT INTO mdauthor (uuid,userid,activation) VALUES (?,?,?)";
								$sth = $this->db->prepare($sql);
								$ex = $sth->execute(array($uuid,$u_id,$vdcode));
							}else{
								$sql = "UPDATE mdauthor SET activation=? WHERE uuid=? AND userid=?";
								$sth = $this->db->prepare($sql);
								$ex = $sth->execute(array($vdcode,$uuid,$u_id));
							}
							
							if($ex)
							{
								
								//给新申请的用户发送邮件
								include_once("EmailText.php");
								@$mail=new WestdcMailer($this->view->config->smtp);
								@$mail->setFrom($this->view->config->service->email,'西部数据中心服务组');
								@$mailtp=new EmailText($this->db,"md-author-applynew",array(
									'user' => $user->username,
									'uuid' => $uuid,
									'title'=> $mdtitle,
									'vdcode' => $vdcode,
									'link'=>"http://".$_SERVER['SERVER_NAME']."/author/accept/?ac=active&v=$vdcode",
									));
								@$mail->setBodyText($mailtp->getBody());
								@$mail->setSubject($mailtp->getSubject());
/*
mail=>元数据作者激活邮件 
id=>md-author-applynew
body=>
您好，{user}:
　　您申请成为元数据《{title}》的作者，这需要您首先激活您的作者身份，请访问以下链接进行激活：
　　{link}

　　此链接有效期为3天，请在3天时间内激活

　　　　　　　　　　　　　　　　　　　　　　中国西部环境与生态科学数据中心
*/								

								//@$mail->addTo($u_email);
								@$mail->addTo("la5c@qq.com"); //Test line...
								@$mail->send();
								
								unset($mail);
								unset($mailtp);
								//给原来的元数据作者以及管理员发送邮件
								@$mail=new WestdcMailer($this->view->config->smtp);
								@$mail->setFrom($this->view->config->service->email,'西部数据中心服务组');
								@$mailtp=new EmailText($this->db,"md-author-apply-confirm",array(
									'user' => $user->username,
									'uuid' => $uuid,
									'email'=> $u_email,
									'title'=> $mdtitle,
									'link'=>"http://".$_SERVER['SERVER_NAME']."/data/$uuid",
									));
								@$mail->setBodyText($mailtp->getBody());
								@$mail->setSubject($mailtp->getSubject());
/*
mail=>元数据作者激活
id=>md-author-apply-confirm
body=>
您好：
　　元数据《{title}》有新用户 {user} (Email:{email})申请成为作者，如果有疑问请联系该用户或者数据中心服务组.
元数据访问地址：{link}
　　　　　　　　　　　　　　　　　　　　中国西部环境与生态科学数据中心　
*/								

								/*
								foreach ($address as $dist)
								{$mail->addTo($dist);}	//元数据作者
								$mail->addCc($this->view->config->service->email);	//管理员
								*/
								@$mail->addTo("la5c@qq.com");
								@$mail->send();
								
								$data = array("error"=>"我们给您的邮箱中发送了激活链接，请按邮件提示进行激活操作。");
							}else{
								$data = array("error"=>"服务器可能在忙，请重试。");
							}//激活码记录
						}//不是确认的元数据作者
					}//empty($row['id'])
					}// status == 0
					
					//调试输出结果
					//$data = array('addr'=>$address,'uemail'=>$u_email);
				}
				else
				{
					$data = array('error'=>'参数出错，请按照正确的访问方式申请');
				}
			}catch(Exception $e){
				if(empty($data['error']))
				{
					//产品模式
					//$data = array("error"=>"处理过程中遇到错误，请重新尝试");
					//调试模式
					$data = array("error"=>$e->getMessage());
				}
			}
			
			// >>>>>>>>>>>>
			
			$this	->getResponse()
					->setHeader('Content-Type', 'application/json')
					->appendBody(Zend_Json::encode($data));
					
		}// ac = apply 申请处理
		
   }//applyAction() 申请成为元数据作者
   
}