一个通用的php网站的会员系统和通行证系统

								
				Class Chat extends iData {
					
					function add()
					{
						global $table;
						$this->addData("TIME", time());
				 		if($this->dataInsert($table->chatMsg))
							return true;
						else return false;
					
					}
				
					function update($UserID)
					{
						global $table;
						$where="where UserID=".$UserID;
						if($this->dataUpdate($table->chatMsg,$where))
							return true;
						else return false;
					
					}
				
				
					function del($UserID)
					{
						global $table;
						$which="UserID";
						
						if($this->dataDel($table->chatMsg,$which,$UserID,$method="="))
							return true;
						else return false;
					
					}
				
					function getOnlineListByNewMsg()
					{
						$return[] = array("UserName"=>"风一样的男子","UserID"=>10388, "Gender"=>1, "Description"=>"飘！", "Signal"=>1);
						$return[] = array("UserName"=>"我是刷哥","UserID"=>10389, "Gender"=>1, "Description"=>"帅难道有罪吗？", "Signal"=>1);
						return $return;
					}
				
					function getOnlineListBySysAssign()
					{
						$return[] = array("UserName"=>"男人一个","UserID"=>10390, "Gender"=>1, "Description"=>"飘！", "Signal"=>0);
						$return[] = array("UserName"=>"东邪","UserID"=>10391, "Gender"=>1, "Description"=>"帅难道有罪吗？", "Signal"=>1);
				 
						return $return;
				
					}
				
					function getOnlineListByMyFriends()
					{
						$return[] = array("UserName"=>"挪威的森林","UserID"=>10392, "Gender"=>1, "Description"=>"飘！", "Signal"=>0);
						$return[] = array("UserName"=>"秋天的树","UserID"=>10392, "Gender"=>1, "Description"=>"帅难道有罪吗？", "Signal"=>0);
						return $return;
				
					}
				
					function getChatMsg($UserID, $TargetUserID)
					{
						$return[] = array("UserName"=>"秋天的树","UserID"=>10392, "Content"=>"帅难道有罪吗？", "Mode"=>1, "Time"=>time());
						$return[] = array("UserName"=>"秋天的树","UserID"=>10392, "Content"=>"你好？", "Mode"=>0, "Time"=>time());
						return $return;
					
					} 
				
				 	
					function getUserNum()
					{
						global $table,$db;
						$sql  ="SELECT Count(*) as nr FROM  $table->chatMsg ";
						$result = $db->getRow($sql);
						
						return $result[nr];
					}
				
					function getUserLimit($start, $offset)
					{
						global $table,$db;
						$sql  ="SELECT  u.*, g.*  FROM $table->chatMsg u , $table->group g where g.GroupID=u.GroupID  Order by u.RegisterDate DESC Limit $start, $offset";
						$result = $db->Execute($sql);
						while(!$result->EOF) {
							$data[] = $result->fields;
							$result->MoveNext();
						}
						
						return $data;
					}
				
					function getUserInfo($UserID)
					{
						global $table,$db;
				
						$sql  ="SELECT * FROM $table->chatMsg u , $table->group g where g.GroupID=u.GroupID  AND u.UserID='$UserID' ";
						$result = $db->getRow($sql);
							
						return $result;
					}
				
				 
				
				
				
				}
				?>