thinkphp Study 13

Simple Login Verification

Creating the Login Class

1<?PHP2     classLoginactionextendsAction {3         functionindex () {4             $this-display ();5         }6         functionDo_login () {7             //get the user name and password, and so on. And in the database, there is a user allowed to log on otherwise output error page8             $username=$_post[' username '];9             $password=$_post[' Password '];Ten             $code=$_post[' Code ']; One              A             if($_session[' Verify ']!==MD5($code) {//$_session[' verify ']tp the SESSION created by default does not need to be modified to code  -                 $this->error (' Verification code Error! ‘); -             } the  -             $m=m (' User '); -             $where[' username ']=$username; -             $where[' Password ']=$password; +             $i=$m->where ($where),Count(); -             if($i>0){ +                 $this->redirect (' User/index '); A}Else{ at                 $this->error (' The user does not exist '); -             } -         } -     } -?>

Template for Login class

1 <div style= "width:400px;margin:0 Auto" >2     <form action= "__url__/do_login" method= " Post ">3         user name: <input type=" text "name=" username "/><br/>4         secret      code:< Input type= "password" name= "pwd"/><br/>5         Verification Code: <input type= ' text ' name= ' code '/><br/>  //src=code Class code method, Math.random () Avoid cache cannot refresh 6         <input type= "Submit" value= "Login"/>7     </form>8 </div>

To create a verification code class

1 <? PHP 2   class extends action{3       function code () {4           import (' ORG. Util.image '); 5         Image::buildimageverify (); 6       }7  }89 ?>

thinkphp Study 13