config.php:
- <?php
- $dbhost = "localhost";
- $dbuname = "brugeranv;
- $dbpass = "";
- $dbname = "applecake";
- $tbl_name="main";
-
- $conn = mysql_connect($dbhost, $dbuname, $dbpass);
- mysql_select_db($dbname, $conn) or die(mysql_error());
- ?>
index.php
- <html xmlns="http://www.w3.org/1999/xhtml">
- <html>
- <body>
- <br>
- <br>
- <br>
- <br>
- <br>
- <table width="300" border="0" align="center" cellpadding="0" cellspacing="1" bgcolor="black">
- <tr>
- <form name="form1" method="post" action="checklogin.php">
- <td>
- <table width="100%" border="0" cellpadding="3" cellspacing="1" bgcolor="grey">
- <tr>
- <td colspan="3"><strong>Administrator login</strong></td>
- </tr>
- <tr>
- <td width="78">Username</td>
- <td width="6">:</td>
- <td width="294"><input name="myusername" type="text" id="myusername"></td>
- </tr>
- <tr>
- <td>Password</td>
- <td>:</td>
- <td><input name="mypassword" type="password" id="mypassword"></td>
- </tr>
- <tr>
- <td> </td>
- <td> </td>
- <td><input type="submit" name="Submit" value="Login"></td>
- </tr>
- </table>
- </td>
- </form>
- </tr>
- </body>
- </html>
checklogin.php
- <?php
- ob_start();
- /*
- $host="localhost"; // Host name
- $username="root"; // Mysql username
- $password=""; // Mysql password
- $db_name="applecake"; // Database name
- $tbl_name="main"; // Table name
-
- // Connect to server and select databse.
- mysql_connect("$host", "$username", "$password")or die("cannot connect");
- mysql_select_db("$db_name")or die("cannot select DB");
- */
- include("config.php");
- // Define $myusername and $mypassword
- $myusername=$_POST['myusername'];
- $mypassword=$_POST['mypassword'];
-
- // To protect MySQL injection (more detail about MySQL injection)
- $myusername = stripslashes($myusername);
- $mypassword = stripslashes($mypassword);
- $myusername = mysql_real_escape_string($myusername);
- $mypassword = mysql_real_escape_string($mypassword);
-
- $sql="SELECT * FROM $tbl_name WHERE username='$myusername' and password='$mypassword'";
- $result=mysql_query($sql);
-
- // Mysql_num_row is counting table row
- $count=mysql_num_rows($result);
- // If result matched $myusername and $mypassword, table row must be 1 row
-
- if($count==1){
- // Register $myusername, $mypassword and redirect to file "login_success.php"
- session_register("myusername");
- session_register("mypassword");
- header("location:login_success.php");
- }
- else {
- echo "Wrong Username or Password";
- }
-
- ob_end_flush();
- ?>
login_success.php
- <?php
- session_start();
- if(session_is_registered(myusername)){
- header("location:main.php");
- }
- ?>
-
- <html>
- <body>
- Login Successful
- </body>
- </html>
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