<?php
class AccountController extends Zend_Controller_Action 
{
	function preDispatch()
    {
    	$this->view->config = Zend_Registry::get('config');
		$this->_request->setParam('return', $this->_request->getServer('REQUEST_URI'));
		$this->db = Zend_Registry::get('db');
		$this->view->messages = $this->messenger->getMessages();
		$this->view->theme = new Theme();
    } 
	
    function indexAction()
    {
		$this->view->pageID = "account-index";
		
		include_once("Users.php");
		$usr = new Users($this->db);
		
    	$auth = Zend_Auth::getInstance();
		if($auth->hasIdentity())
		{
			$user = $auth->getIdentity();
			$uid = $user->id;
		}
		
		include_once("Avatar.php");
		$avatar = new Avatar();
		$this->view->avatar = $avatar->Get($user->email,140);
		
		$this->view->info = $usr->getUserInfo($uid);
    }
	
	function editAction()
    {
		$this->view->pageID = "account-edit";
		
		include_once("Users.php");
		$usr = new Users($this->db);
		
		$auth = Zend_Auth::getInstance();
		if($auth->hasIdentity())
		{
			$user = $auth->getIdentity();
			$uid = $user->id;
		}
		
		include_once("Avatar.php");
		$avatar = new Avatar();
		$this->view->avatar = $avatar->Get($user->email,140);
		
		$this->view->projectType = array(
			"无" => '',
			"国家973计划项目课题" => "国家973计划项目课题",
			"国家863计划课题"=>"国家863计划课题",
			"国家级科技支撑课题" => "国家级科技支撑课题",
			"国家级科技重大专项" => "国家级科技重大专项",
			"国家级国家重大工程" => "国家级国家重大工程",
			"国家级国家自然科学基金" => "国家级国家自然科学基金",
			"国际合作项目"=>"国际合作项目",
			"省部级项目" => "省部级项目",
			"其他项目工程" => "其他项目工程"
		);
		
		$submit = $this->_getParam('submit');
		
		if(!empty($submit))
		{
			$data = $this->AccountEditParamFilter();
			
			if($this->db->update("users",$data,"id=$uid"))
			{
				$this->view->AlertType = "alert-success";
				$this->view->msg = "修改成功！";
				$this->view->jump_url = "/account/edit";
				return true;
			}else{
				$this->view->AlertType = "alert-error";
				$this->view->error = "修改失败，请重试";
				$this->view->info = $data;
				return true;
			}
		}else{
			$this->view->info = $usr->getUserInfo($uid);
		}
    }
	
	function AccountEditParamFilter(){
		$data = array();
		$data['realname'] = substr(trim($this->_getParam('realname')),0,40);
		$data['unit'] = substr(trim($this->_getParam('unit')),0,100);
		$data['address'] = substr(trim($this->_getParam('address')),0,100);
		$data['phone'] = substr(trim($this->_getParam('phone')),0,15);
		$data['postcode'] = substr(trim($this->_getParam('postcode')),0,15);
		$data['project_type'] = substr(trim($this->_getParam('project_type')),0,100);
		$data['project_id'] = substr(trim($this->_getParam('project_id')),0,40);
		$data['project_title'] = substr(trim($this->_getParam('project_title')),0,100);
		$data['project'] = substr(trim($this->_getParam('project')),0,600);
		
		foreach($data as $k=>$v)
		{
			$data[$k] = $this->StringFilter($v);
		}
		
		return $data;
	}
	
	function StringFilter($string){
		$string = preg_replace ('/<[^>]*>/', ' ', $string);
		return $string;
	}
	
	function secureAction()
	{
		$this->view->pageID = "account-secure";
		
		include_once("Users.php");
		$usr = new Users($this->db);
		
		$auth = Zend_Auth::getInstance();
		if($auth->hasIdentity())
		{
			$user = $auth->getIdentity();
			$uid = $user->id;
		}
		
		$submit = $this->_getParam('submit');
		
		if(!empty($submit))
		{
			$data = $this->AccountSecureParamFilter();
			
			$this->view->AlertType = "alert-error";
			if(strlen($data['password'])>18 || strlen($data['new_password'])>18)
			{
				$this->view->error = "密码过长";
				return true;
			}
			if(strlen($data['new_password'])<=6 || strlen($data['new_password_confrim'])<=6)
			{
				$this->view->error = "密码过短，请输入大于6位的密码";
				return true;
			}
			if(md5($data['new_password']) != md5($data['new_password_confrim']))
			{
				$this->view->error = "两次输入的密码不相同";
				return true;
			}
			
			$sql = "SELECT password FROM users WHERE id=$uid";
			$rs = $this->db->query($sql);
			$row = $rs->fetch();
			
			if(md5($data['password']) != $row['password'])
			{
				$this->view->error = "原密码不正确";
				return true;
			}

			$data['password'] = md5($data['new_password']);
			
			unset($data['new_password']);
			unset($data['new_password_confrim']);
			
			if($this->db->update("users",$data,"id=$uid"))
			{
				$this->view->AlertType = "alert-success";
				$this->view->msg = "修改成功！";
				$this->view->jump_url = "/account/secure";
				return true;
			}else{
				$this->view->AlertType = "alert-error";
				$this->view->error = "修改失败，请重试";
				$this->view->info = $data;
				return true;
			}
		}else{
			$this->view->info = $usr->getUserInfo($uid);
		}
		
	}
	
	function AccountSecureParamFilter(){
		$data = array();
		$data['password'] = trim($this->_getParam('password'));
		$data['new_password'] = trim($this->_getParam('new_password'));
		$data['new_password_confrim'] = trim($this->_getParam('new_password_confrim'));
		foreach($data as $k=>$v)
		{
			$data[$k] = $this->StringFilter($v);
		}
		return $data;
	}
	
    function init()
    {
    	$this->messenger=$this->_helper->getHelper('FlashMessenger');
    }
	
    function postDispatch()
    {    	
    	//$this->view->messages = $this->messenger->getMessages();
    } 
        
    function registerAction()
    {
        $form = new RegisterForm();
        $this->view->form = $form;
        
        if ($this->_request->isPost()) {
            $formData = $this->_request->getPost();
            if ($form->isValid($formData)) {
                $ut = new UsersTable();
                $u = $ut->createRow();
                $u->username = $form->getValue('username');
                $u->password = $form->getValue('password');
                $u->email=$form->getValue('email');
                if ($form->getValue('realname'))  $u->realname=$form->getValue('realname');
                if ($form->getValue('phone')) $u->phone=$form->getValue('phone');
                if ($form->getValue('address')) $u->address=$form->getValue('address');
                if ($form->getValue('unit')) $u->unit=$form->getValue('unit');                
                if ($form->getValue('project'))  $u->project=$form->getValue('project');
                if ($u->save()) {
                	//发送欢迎邮件
                	$mail=new WestdcMailer($this->view->config->smtp);
						$body=file_get_contents($this->view->config->register->email->template);
						$body=str_replace("[username]",$formData['username'],$body);
                	$mail->setBodyText($body);
						$mail->setFrom($this->view->config->service->email,'西部数据中心服务组');
                	$mail->addTo($formData['email']);
                	//中文标题有乱码，在1.5版本中尚未解决
                	//ref: http://framework.zend.com/issues/browse/ZF-2532
                	$mail->setSubject('欢迎使用中国西部环境与生态数据中心');
    					$mail->send();

                	//自动登录系统
                	$this->login($formData['username'],$formData['password']);
                	$this->_redirect('/');
                }
            } else {
                $form->populate($formData);
            }
        }
    }
	
    function loginAction()
    {
        $form = new LoginForm();
        $success=false;
        $message='';
        $this->view->form = $form;
        $auth = Zend_Auth::getInstance();
        if ($auth->hasIdentity())   $this->_redirect('/account');
        if ($this->_request->isPost()) {
            $formData = $this->_request->getPost();
            if ($form->isValid($formData)) {
                if (!$this->login($formData['username'],$formData['password']))
                {
                	$this->messenger->addMessage('登录失败，请检查您的用户名和密码。');
                } else $success=true;
            }
       
         if(!$success) {
         	$flashMessenger = $this->_helper->getHelper('FlashMessenger');
         	$flashMessenger->setNamespace('actionErrors');
         	$flashMessenger->addMessage($message);
         	$this->_redirect('/account/login');
         } else 
         {
         	$tohref = $this->_request->getParam('href');
         	if(!empty($tohref))
         	{
         		$this->_redirect($tohref);
         	}else{
         		$this->_redirect($this->_request->getParam('return'));
         	}
			
			if($_SERVER['REQUEST_URI']!='/account/login')
			{
				$this->_redirect($_SERVER['REQUEST_URI']);
			}
         	
         }
		} else {
			//$formData['redirect'] = $redirect;
			//$form->populate($formData);
		}
    }
    
    function logoutAction()
    {
    	$auth = Zend_Auth::getInstance();
    	$auth->clearIdentity();
    	require_once 'member.php';
    	$mb=new member();
    	member::flushcookie();
    	$this->_redirect('/');
    }	

    private function default_login($u,$p)
    {
    	$auth = Zend_Auth::getInstance();
    	$db=Zend_Registry::get('db');
    	
    	$authAdapter = new Zend_Auth_Adapter_DbTable($db);
    	$authAdapter->setTableName('users')
                            ->setIdentityColumn('username')
                            ->setCredentialColumn('password');
      $authAdapter->setIdentity($u)->setCredential(md5($p));
      $result = $auth->authenticate($authAdapter);
      if ($result->isValid()) {
      	 // success: store database row to auth's storage   	
         $data = $authAdapter->getResultRowObject(null,'password');
		 
		 //头像
		 include_once("Avatar.php");
		 $avatar = new Avatar();
		 $data->avatar = $avatar->Get($data->email,40);
		 
		 //组ID
		 include_once("Users.php");
		 $usr = new Users($db);
		 $data->gid = $usr->getGroup($data->id);

         $auth->getStorage()->write($data); 
         $db->query("update users set ts_last_login=now() where username=?",array($u));
         
      	 if ($this->_request->getParam('remember')) {
      	 	$sql="select usertype from users where username='$u'";
      	 	$rs=$db->query($sql);
      	 	$row=$rs->fetch();
      	 	//if($row['usertype']!='administrator')
      	 	{
				require_once 'member.php';
				$mb =  new member();
				$mb -> putcookie($u,md5($p));
      	 	}
		 }

         return true;
      }else
	  {
		  return false;
	  }
      return false;
     }
     private function aspnet_login($p,$salt,$password)
     {
       $p1=implode("\x00",str_split($p))."\x00";
       $ball=base64_decode($salt).$p1;
       return trim($password)==base64_encode(sha1($ball,true));
     }
    // 首先判断是否存在salt
    // 若有salt，则按照aspnet membership加密算法进行判断
    function login($u,$p)
    {
      $ut= new UsersTable();
      $db=$ut->getAdapter();
      $sql="select password,salt from users where username=?";
      $uq=$db->query($sql,array($u));
      if ($urow=$uq->fetchObject())
      {
        if (empty($urow->salt))
          return $this->default_login($u,$p);
        else {          
          //进行判断并进行转换到默认
          if ($this->aspnet_login($p,$urow->salt,$urow->password))
          {
            $sql="update users set password=md5(?),salt='' where username=?";
            $db->query($sql,array($p,$u));
            return $this->default_login($u,$p);
          } else 
            return false;
        }
      } else {
        //没有对应的用户，登录失败
        return false;
      }
    }
	function fetchpwdAction()
	{
      $ut= new UsersTable();
      $db=$ut->getAdapter();
		$form = new LostpwdForm();
		$key=$this->_request->getParam('key');
		$login=$this->_request->getParam('login');
		if (empty($key) && empty($login)) {
        	$this->view->form = $form;
        	if ($this->_request->isPost()) {
            $formData = $this->_request->getPost();
            if ($form->isValid($formData)) {
            	$sql="select * from users where email=?";
            	$uq=$db->query($sql,array($formData['email']));
            	if ($urow=$uq->fetchObject())
            	{
            		//email the url to user
            		$username=$urow->username;
            		$sql="update users set activation=? where email=?";
            		$uid=uniqid();
            		$db->query($sql,array($uid,$formData['email']));
                	$mail=new WestdcMailer($this->view->config->smtp);
                	$body="尊敬的西部数据中心用户：
    有人提出了针对此用户名的密码重置请求。
	
	用户名：";
						$body.=$username;
						$body.="

 若想重置您的密码请打开下面的链接，否则请忽略此邮件，一切如常。
";
						$body.="http://westdc.westgis.ac.cn/account/fetchpwd/".$username."/".$uid;
                	$mail->setBodyText($body);
						$mail->setFrom($this->view->config->service->email,'西部数据中心服务组');
                	$mail->addTo($formData['email']);
                	$mail->setSubject('密码已重置');
    					$mail->send();
            		$this->view->messages[]='请检查您的新邮件中的确认激活链接。';
            		$this->view->form=false;//do not echo form
            	} else             	
                	$this->messenger->addMessage('对不起，没有找到对应的电子邮件地址。');
            } 
      	} else 
          	$this->view->messages[]='请输入您的电子邮件地址。您将通过电子邮件收到新密码。';
		} else {
			$sql="select * from users where username=? and activation=?";
			$uq=$db->query($sql,array($login,$key));
			$tmp_pwd=uniqid();
			if ($urow=$uq->fetchObject())
			{
				$sql="update users set salt='',activation='',password=md5('".$tmp_pwd."') where username=? and activation=?";
				$db->query($sql,array($login,$key));
				$mail=new WestdcMailer($this->view->config->smtp);
                	$body="尊敬的西部数据中心用户：
    您的密码已修改。
	
	用户名：";
						$body.=$login;
						$body.="密码：".$tmp_pwd;
						$body.="
    http://westdc.westgis.ac.cn/account/login";
                	$mail->setBodyText($body);
						$mail->setFrom($this->view->config->service->email,'西部数据中心服务组');
                	$mail->addTo($urow->email);
                	$mail->setSubject('您的新密码');
    					$mail->send();
            		$this->view->messages[]='请查收您新邮件中的新密码';
            		$this->view->form=false;//do not echo form
				 
			}
		}

    }
}