C# 和 PHP 做 溝通 [登錄、紀錄COOKIE、取資料]
C# 和 PHP 做 溝通 [登錄、紀錄COOKIE、取資料]
PHP的部分
01. index.php
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<?php header(‘content-type:text/html;charset=utf-8’); session_start();
//檢測是否登錄，若沒登錄則轉向登錄介面 if(!isset($_SESSION[‘username’])){ header(“Location:login.html”); exit(); } else{
$arraydata=array(); for($i=0;$i<5;$i++) { $arraydata[$i][“name”]=”jash”; $arraydata[$i][“password”]=”1234″; } echo json_encode($arraydata); } ?> |
02. login.html
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<!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> <meta http-equiv=”Content-Type” content=”text/html; charset=UTF-8″ /> <title>登錄頁面</title> <style type=”text/css”> html{font-size:20px;} fieldset{width:300px; margin: 0 auto;} legend{font-weight:bold; font-size:24px;} .label{float:left; width:70px; margin-left:20px;} .left{margin-left:180px;font-size:18px;} .input{width:150px;} span{color: #666666;} </style> <script language=JavaScript> <!–
function InputCheck(LoginForm) { if (LoginForm.username.value == “”) { alert(“請輸入帳號!”); LoginForm.username.focus(); return (false); } if (LoginForm.password.value == “”) { alert(“請輸入密碼!”); LoginForm.password.focus(); return (false); } }
//–> </script> </head>
<body> <div> <fieldset> <legend>登錄頁面</legend> <form name=”LoginForm” method=”post” action=”login.php” onSubmit=”return InputCheck(this)”> <p> <label for=”username” class=”label”>帳 號:</label> <input id=”username” name=”username” type=”text” class=”input” /> <p/> <p> <label for=”password” class=”label”>密 碼:</label> <input id=”password” name=”password” type=”password” class=”input” /> <p/> <p> <input type=”submit” name=”submit” value=” 確 定 ” class=”left” /> </p> </form> </fieldset> </div> </body> </html> |
03. login.php
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<?php header(‘content-type:text/html;charset=utf-8’); session_start(); echo “<font size=’24’ face=’Arial’>”;//PHP放大字體
$username = htmlspecialchars($_POST[‘username’]); $password = $_POST[‘password’];
if($username===’jash’ && $password==’1234′) { //登錄成功 $_SESSION[‘username’] = $username; exit(‘OK’); } else { exit(‘fail’); } ?> |
C#部分
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using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text;
using System.Windows.Forms;
using System.Net; using System.IO; /* //http://www.myhow2.net/wp/2012/09/c-visual-studio-2010%E4%B8%AD%E6%B2%A1%E4%BB%80%E4%B9%88%E6%89%BE%E4%B8%8D%E5%88%B0httputility-urlencode%E6%96%B9%E6%B3%95/ 原因：Visual Studio 2010中建立的新專案，預設的編譯目標平臺是”.NET Framework 4.0 Client Profile”， 這個配置沒有包含System.Web assembly
解決方法：把編譯目標平臺改成“.NET Framework 4.0”，然後到Reference裡把System.Web Assembly 添加上。
Project -> Properties -> Application -> Target Framework */ using System.Web;
namespace CS2PHP { public partial class Form1 : Form { //參考資料:http://www.cnblogs.com/Fooo/archive/2010/10/12/1848568.html public CookieContainer cc = new CookieContainer();
public Form1() { InitializeComponent(); }
private void button1_Click(object sender, EventArgs e) { string url = “http://localhost:8080/cs2php/login.php”; HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url); request.Method = “POST”; request.ContentType = “application/x-www-form-urlencoded”; request.CookieContainer=cc; string user = textBox1.Text; //用戶名 string pass = textBox2.Text; //密碼 string data = “username=” + HttpUtility.UrlEncode(user) + “&password=” + HttpUtility.UrlEncode(pass); request.ContentLength = data.Length; StreamWriter writer = new StreamWriter(request.GetRequestStream(),Encoding.ASCII); writer.Write(data); writer.Flush(); HttpWebResponse response = (HttpWebResponse)request.GetResponse(); string encoding = response.ContentEncoding; if (encoding == null || encoding.Length < 1) { encoding = “UTF-8”; //預設編碼 } StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.GetEncoding(encoding)); data = reader.ReadToEnd(); label1.Text = data; cc = request.CookieContainer; response.Close(); }
private void button2_Click(object sender, EventArgs e) { string url = “http://localhost:8080/cs2php/index.php”; HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url); request.Method = “POST”; request.ContentType = “application/x-www-form-urlencoded”; request.CookieContainer = cc; string data; /* string user = textBox1.Text; //用戶名 string pass = textBox2.Text; //密碼 data = “username=” + user + “&password=” + pass; request.ContentLength = data.Length; StreamWriter writer = new StreamWriter(request.GetRequestStream(), Encoding.ASCII); writer.Write(data); writer.Flush(); */
HttpWebResponse response = (HttpWebResponse)request.GetResponse(); string encoding = response.ContentEncoding; if (encoding == null || encoding.Length < 1) { encoding = “UTF-8”; //預設編碼 } StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.GetEncoding(encoding)); data = reader.ReadToEnd(); label1.Text = data; cc = request.CookieContainer; response.Close(); } } } |