WooYun.org

public function checked_option(){
		 //var_dump($_POST);
		 $mysql_model=System::load_sys_class('model');
		 $title="投票";	 
	     $curtime=time();
		 $option_id=$_POST['radio']; 
		 $vote_id=$_POST['vote_id'];
		 $clientip=self::getIP(); //获取客户端地址
		 $sqlallowguest='';
		 $sqlinterval=0;
		 
		//查询投票项的规则和规定时间
		 $vote_subjects=$mysql_model->GetOne("select * from `@#_vote_subject` where `vote_id`='$vote_id'"); 
         
		 $sqlallowguest=$vote_subjects['vote_allowguest'];//1允许游客投票 0不允许游客投票
		 $sqlinterval=$vote_subjects['vote_interval'];  //N天后可再次投票，0 表示此IP地址只能投一次
 
		 if(1==$sqlallowguest){//判断是否允许游客投票		 
		      		 
			  $vote_activer=$mysql_model->GetOne("select * from `@#_vote_activer` where `vote_id`='$vote_id' and `ip`='$clientip' order by subtime desc"); 
			   
			  
			 if(!empty($vote_activer)){//判断该ip用户已经投过票
			    
				 //上次投票间隔天数
			       $datenum=($curtime-$vote_activer['subtime'])/(60*60*24);
				  
				
			    if($sqlinterval==0 || $datenum<=$sqlinterval){ //0 表示此IP地址只能投一次
				   _message("您已参加此次投票活动",null,3);
				}else{
				
						 //查出新增加的票数		 
					$vote_option=$mysql_model->GetList("select * from `@#_vote_option` where  `option_id`='$option_id' ");	
					  
					  $option_number=$vote_option[0]['option_number']+1;					  
					 $mysql_model->Query("UPDATE `@#_vote_option` SET option_number='$option_number' where `vote_id`='$vote_id' and `option_id`='$option_id' ");

function getIP()
	{
		global $ip;
		if (getenv("HTTP_CLIENT_IP"))
		$ip = getenv("HTTP_CLIENT_IP");
		else if(getenv("HTTP_X_FORWARDED_FOR"))
		$ip = getenv("HTTP_X_FORWARDED_FOR");
		else if(getenv("REMOTE_ADDR"))
		$ip = getenv("REMOTE_ADDR");
		else $ip = "Unknow";
		return $ip;
	}