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? ?? ?? thinkphp? ???? ?????. ajax ??? ??? ???, ??, ???? ?? ?? ??? ?? ? ???? ??????? ???? ???.

??? ???? ??? id, num, Password, name, email, addtime, status ???

?? ??? ??? ????

<?php
namespace Home\Controller;
use Think\Controller;
class LoginController extends Controller {
  //處理登錄
  public function signin(){ 
    if(IS_GET){ 
      $this->display();
    } 
    if(IS_POST){
      /* 調(diào)用登錄接口登錄 */
      $User = M(&#39;user&#39;) ;  
      //I方法接收頁面?zhèn)鬟f來的值
      $num = I(&#39;num&#39;) ; 
      $password = I(&#39;password&#39;) ;
      //查找user表中num等于$num的值
      $datanum = $User->where(array(&#39;num&#39;=>$num))->find();
      //判斷$datanum的值
      if ($datanum){
        if (md5($password) === $datanum[&#39;password&#39;]) { 
          if ($datanum[&#39;status&#39;] == 0) {
            $this->error(&#39;用戶處于未審核狀態(tài)，請聯(lián)系管理員&#39;);
          }elseif($datanum[&#39;status&#39;] == 2){
            $this->error(&#39;用戶處于禁用狀態(tài)，請聯(lián)系管理員&#39;);
          }else{
            $this->autoLogin($datanum) ; //調(diào)用私有方法自動登錄. 
            $uid = $datanum[&#39;id&#39;];
            if($_SESSION[&#39;user_auth&#39;][&#39;uid&#39;] && $_SESSION[&#39;user_auth&#39;][&#39;role&#39;] == &#39;user&#39;){
              $this->success(&#39;登錄成功！&#39;, U(&#39;Index/index&#39;));
            }else{
              $this->error(&#39;存儲錯誤.&#39;);
            }
          }
        }else{
          $this->error(&#39;密碼填寫不正確,請重新填寫&#39;); 
          exit();
        }
      }else{
        $this->error(&#39;用戶不存在，請注冊&#39;,U(&#39;signup&#39;));
      }
    }
  }
 
  public function autoLogin($user){  
    /* 記錄登錄SESSION */
    $auth = array(
      &#39;uid&#39;       => $user[&#39;id&#39;],
      &#39;num&#39;    => $user[&#39;num&#39;], 
      &#39;role&#39;      => &#39;user&#39; , //記錄用戶類型 
    );
    session(&#39;user_auth&#39;, $auth);
    session(&#39;user_auth_sign&#39;, data_auth_sign($auth)); 
  }
 
  /*
  * 用戶注冊 
  */
  public function signup(){
    if(is_user_login()){
      $this->redirect(&#39;Index/index&#39;);
    }
    if(IS_GET){
      //注冊頁面
      $this->display();
    }
    if(IS_POST){
      //判斷用戶 
      $data[&#39;num&#39;] = I(&#39;num&#39;) ; 
      $User = M(&#39;user&#39;) ;
      $datanum = $User->where($data)->find();
      if ($datanum){
        $this->success(&#39;您已經(jīng)注冊過，請直接登錄&#39;,U(&#39;signin&#39;));
      }else{
        $data[&#39;password&#39;] = md5(I(&#39;password&#39;)); 
        $data[&#39;name&#39;]  = I(&#39;name&#39;);
        $data[&#39;email&#39;]  = I(&#39;email&#39;);
        $data[&#39;addtime&#39;] = time();
        $uid = $User->add($data);
        if($uid) 
          $this->success(&#39;注冊成功&#39;,U(&#39;signin&#39;)) ; 
        else  
          $this->error(&#39;注冊失敗&#39;) ; 
      }
    }
  }
 
  public function logout(){
    if(is_user_login()){
      $User = M(&#39;user&#39;) ;
      session(&#39;user_auth&#39;, null);
      session(&#39;user_auth_sign&#39;, null);
      session(&#39;[destroy]&#39;);
      $this->success(&#39;登出成功！&#39;, U(&#39;signin&#39;));
    } else {
      $this->redirect(&#39;signin&#39;);
    }
  }
 
  //忘記密碼
  public function wjpas(){ 
    if(IS_GET){ 
      $this->display();
    } 
    if(IS_POST){
      $User = M(&#39;user&#39;) ;
      $num = I(&#39;num&#39;) ;
      $data[&#39;password&#39;] = md5(I(&#39;password&#39;)) ; 
      $email = I(&#39;email&#39;) ;
      $datanum = $User->where(array(&#39;num&#39;=>$num))->find();
      if ($datanum){
        if ($email === $datanum[&#39;email&#39;]) {
          $User->where(array(&#39;num&#39;=>$num))->save($data); // 根據(jù)條件更新記錄
          $this->success(&#39;密碼修改成功&#39;,U(&#39;signin&#39;)) ; 
        }else{
          $this->error(&#39;郵箱填寫不正確,請重新填寫&#39;); 
          exit();
        }
      }else{
        $this->error(&#39;用戶不存在，請注冊&#39;,U(&#39;signup&#39;));
      }
    }
  }
}
?>

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