因为演示程序,所以有下面问题:
1。password是明码传输。
本文在
C#建立最简单的web服务,无需IIS 的基础上完毕。
详细步骤:
一。RequestProcessor添加变量mLogin,改写ParseRequestAndProcess函数。
protected bool mLogin = false;
public bool ParseRequestAndProcess(string[] RequestLines)//解析内容
{
char[] sp = new Char[1] { ' ' };
string[] strs = RequestLines[0].Split(sp);
if (strs[0] == "GET")
{
Send(strs[1], 0, 0);
}
else if ("POST" == strs[0])
{
for (int j = 1; j < RequestLines.Length; j++)
{
if (RequestLines[j].IndexOf('&') >= 0)
{
if( mLogin )
{
SendHeadrAndStr("已经登录。不能反复登录。
");
}
else
{
//分拆username和password
String sName = "";
String sPassWord = "";
string[] s = RequestLines[j].Split('&');
for (int k = 0; k < s.Length; k++)
{
string[] sItems = s[k].Split('=');
if (null == sItems || sItems.Length < 2)
continue;
if ("username" == sItems[0])
sName = sItems[1];
if ("password" == sItems[0])
sPassWord = sItems[1];
}
//模拟登录
if ("a" == sName && "b" == sPassWord)
{
mLogin = true;
SendHeadrAndStr("登录成功。");
}
else
{
SendHeadrAndStr("username、password不匹配。");
}
}
}
}
}
return false;
}
二,改写index.htm。
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>3</title>
<script>
function check()
{
var username=document.getElementById("username");
var pass=document.getElementById("password");
if(username.value=="")
{
alert("请输入username");
username.focus();
return false;
}
if(pass.value=="")
{
alert("请输入password");
pass.focus();
return false;
}
return true;
}
</script>
</head>
<body>
<form name= "LoginForm" method="post" onsubmit="return check()">
<table width="350" bgcolor="#ccffcc" style="border-color" border="1">
<tr>
<td width="100">
username
</td>
<td>
<input type="text" name="username" >
</td>
</tr>
<tr>
<td>
密 码
</td>
<td>
<input type="password" name="password" >
</td>
</tr>
<tr>
<td>
</td>
<td>
<input type="submit" value="登 录" >
</td>
</tr>
</table>
</form>
</body>
</html>
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