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- <?php
- if(isset($_POST['ok']))
- {
- $u=$p="";
- if($_POST['username'] == NULL)
- {
- echo "Please enter your username<br />";
- }
- else
- {
- $u=$_POST['username'];
- }
- if($_POST['password'] == NULL)
- {
- echo "Please enter your password<br />";
- }
- else
- {
- $p=$_POST['password'];
- }
- if($u && $p)
- {
- $conn=mysql_connect("localhost","root","root") or die("can't connect this database");
- mysql_select_db("project",$conn);
- $sql="select * from user where username='".$u."' and password='".$p."'";
- $query=mysql_query($sql);
- if(mysql_num_rows($query) == 0)
- {
- echo "Username or password is not correct, please try again";
- }
- else
- {
- $row=mysql_fetch_array($query);
- session_start();
- $_SESSION['userid'] = $row[id];
- $_SESSION['level'] = $row[level];
- }
- }
- }
- ?>
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