add_contact_man.php

邮箱加即时聊天

<? ob_start() ?>
<?
	include "Sysconf.php";//连接数据库
        $username=$_COOKIE["username"];
	$contact_name=$_POST["addname"];
	$relation=$_POST["relation"];
	//echo $relation;
	//echo $name;
	$sql="select user_name from user_base_information where user_name='$contact_name'";
	$result=mysql_query($sql);
	if(mysql_fetch_row($result)==true)
	{
		//echo "ok";
		if($username=="")
		{
			echo "<script> alert('请你先登陆!')</script>";
			//header("refresh:0;url=index.html");
		}
		else
		{
			$sql_find_local_id="select * from user_base_information where user_name='$username'";
			$result_local_id=mysql_query($sql_find_local_id);
			$local_id = mysql_result($result_local_id,0,"user_id");
			

			$sql_find_contact_id="select * from user_base_information where user_name='$contact_name'";	
			$result_contact_id=mysql_query($sql_find_contact_id);
		        $contact_id = mysql_result($result_contact_id,0,"user_id");
			
			if($contact_id==$local_id)
			{
				echo "<script>alert('您不能添加自己为好友!')</script>";
				echo "<script>javascript:history.back()</script>";
			}else
			{
				$sql_add="insert into contact_man values('$local_id','$contact_id','$relation')";
				mysql_query($sql_add);
				echo "<script>alert('添加成功!')</script>";
				header("refresh:0;url='contact.php'");
			}
		}
	}
	else
	{
		echo "<script> alert('对不起,无此用户!')</script>";
		echo "<script>javascript:history.back()</script>";

	}
	
?>