修改

+<?php
+namespace LibModels\Web\Home;
+use Api\Yohobuy;
+use Api\Sign;
+use Plugin\Helpers;
+class UserData extends \LibModels\Wap\Home\UserData
+{
+    /**
+     * 根据手机号获取用户信息[TODO +cache]
+     *
+     * @param string $area
+     * @param string $mobile
+     * @return array
+     */
+    public static function getUserInfoByMobile($area, $mobile)
+    {
+        $param = Yohobuy::param();
+        $param['method'] = 'app.passport.userlist';
+        $param['mobile'] = Helpers::makeMobile($area, $mobile);
+        $param['debug'] = 'Y';
+        $param['screen_size'] = '320x568';
+        $param['client_secret'] = Sign::getSign($param);
+        return Yohobuy::post(Yohobuy::API_URL, $param);
+    }
+    
+    /**
+     * 根据email获取用户信息
+     * 
+     * @param string $email
+     * @return array
+     */
+    public static function getUserInfoByEmail($email)
+    {
+        $param = Yohobuy::param();
+        $param['method'] = 'app.passport.userlist';
+        $param['email'] = $email;
+        $param['debug'] = 'Y';
+        $param['screen_size'] = '320x568';
+        $param['client_secret'] = Sign::getSign($param);
+        return Yohobuy::post(Yohobuy::API_URL, $param);
+    }
+}
\ No newline at end of file

 <?php
 namespace LibModels\Web\Passport;
-use Api\Yohobuy;
-use Api\Sign;
-use Plugin\Helpers;
 class RegData extends \LibModels\Wap\Passport\RegData
 {
 
-    /**
-     * 根据手机号获取用户信息[TODO +cache]
-     * 
-     * @param string $area
-     * @param string $mobile
-     * @return string
-     */
-    public static function getUserInfoByMobile($area, $mobile)
-    {
-        $param = Yohobuy::param();
-        $param['method'] = 'app.passport.userlist';
-        $param['mobile'] = Helpers::makeMobile($area, $mobile);
-        $param['debug'] = 'Y';
-        $param['screen_size'] = '320x568';
-        $param['client_secret'] = Sign::getSign($param);
-        return Yohobuy::post(Yohobuy::API_URL, $param);
-    }
-    
 }
\ No newline at end of file

@@ -4,7 +4,7 @@ namespace Passport;
 
 use Plugin\Helpers;
 use LibModels\Web\Home\IndexData;
-use LibModels\Web\Passport\RegData;
+use LibModels\Web\Home\UserData;
 use Plugin\Images;
 use Plugin\Captcha;
 
@@ -113,7 +113,7 @@ class PassportModel
      */
     public static function getUserInfoByMobile($area, $mobile) {
         $ret = array();
-        $data = RegData::getUserInfoByMobile($area, $mobile);
+        $data = UserData::getUserInfoByMobile($area, $mobile);
         if($data['code'] == 200) {
             if(!empty($data['data'])) {
                 $ret = current($data['data']);
@@ -122,4 +122,20 @@ class PassportModel
         return $ret;
     }
     
+    /**
+     * 根据邮箱获取用户信息
+     * 
+     * @param string $email
+     * @return array
+     */
+    public static function getUserInfoByEmail($email) {
+        $ret = array();
+        $data = UserData::getUserInfoByEmail($email);
+        if($data['code'] == 200) {
+            if(!empty($data['data'])) {
+                $ret = current($data['data']);
+            }
+        }
+        return $ret;
+    }
 }

@@ -30,15 +30,27 @@ class BackController extends WebAction {
     /**
      * 校验验证码
      */
-    public function authcodeAction() {
-        $phoneNum = $this->post ('phoneNum', '');
-        $area = intval ($this->post( 'area', '86' ));
-        $verifyCode = $this->post ('verifyCode', '');
-        $data = array('code' => 400, 'message' =>'验证失败');
-        if ((Helpers::verifyEmail($phoneNum) || Helpers::verifyMobile($phoneNum)) 
-                && PassportModel::verifyCode($verifyCode)) {
-            $data['code'] = 200;
-            $data['message'] = '验证成功';
+    public function authcodeAction()
+    {
+        $phoneNum = $this->post('phoneNum', '');
+        $area = intval($this->post('area', '86'));
+        $verifyCode = $this->post('verifyCode', '');
+        $data = array(
+            'code' => 200,
+            'message' => '验证成功'
+        );
+        if (PassportModel::verifyCode($verifyCode)) {
+            if (Helpers::verifyEmail($phoneNum)) {
+                if (empty(PassportModel::getUserInfoByEmail($phoneNum))) {
+                    $data['message'] = '该账户不存在';
+                    $data['code'] = 400;
+                }
+            } else if (Helpers::verifyMobile($phoneNum)) {
+                if (empty(PassportModel::getUserInfoByMobile($phoneNum, $area))) {
+                    $data['message'] = '该账户不存在';
+                    $data['code'] = 400;
+                }
+            }
         }
         echo $this->echoJson($data);
     }