* Finish task #48614.

module/gitlab/control.php

@@ -252,6 +252,10 @@ class gitlab extends control
 
         if(!is_object($user)) return $this->send(array('result' => 'fail', 'message' => array('url' => array($this->lang->gitlab->hostError))));
         if(!isset($user->is_admin) or !$user->is_admin) return $this->send(array('result' => 'fail', 'message' => array('token' => array($this->lang->gitlab->tokenError))));
+
+        /* Verify version compatibility. */
+        $result = $this->gitlab->getVersion($gitlabURL, $token);
+        if(empty($result) or !isset($result->version) or ((float)$result->version < (float)$this->gitlab->minCompatibleVersion)) return $this->send(array('result' => 'fail', 'message' => array('url' => array($this->lang->gitlab->notCompatible))));
     }
 
     /**

module/gitlab/lang/en.php

@@ -75,6 +75,7 @@ $lang->gitlab->emptyError    = " cannot be empty";
 $lang->gitlab->createSuccess = "Create success";
 $lang->gitlab->mustBindUser  = 'You have not registered the GitLab account, please contact the administrator to register.';
 $lang->gitlab->noAccess      = 'Permission denied';
+$lang->gitlab->notCompatible = 'The current GitLab version is not compatible with ZenTao, please upgrade the GitLab version and try again';
 
 $lang->gitlab->placeholder = new stdclass;
 $lang->gitlab->placeholder->name        = '';

module/gitlab/lang/zh-cn.php

@@ -75,6 +75,7 @@ $lang->gitlab->emptyError    = "不能为空";
 $lang->gitlab->createSuccess = "创建成功";
 $lang->gitlab->mustBindUser  = '您还未绑定GitLab用户，请联系管理员进行绑定';
 $lang->gitlab->noAccess      = '权限不足';
+$lang->gitlab->notCompatible = '当前GitLab版本与禅道不兼容，请升级GitLab版本后重试';
 
 $lang->gitlab->placeholder = new stdclass;
 $lang->gitlab->placeholder->name        = '';

module/gitlab/model.php

@@ -20,6 +20,9 @@ class gitlabModel extends model
     public $developerAccess  = 30;
     public $maintainerAccess = 40;
 
+    /* Minimum compatible version. */
+    public $minCompatibleVersion = '9.0';
+
     /**
      * Get a gitlab by id.
      *
@@ -2809,4 +2812,18 @@ class gitlabModel extends model
 
         return false;
     }
+
+    /**
+     * Get gitlab version.
+     *
+     * @param  string $host
+     * @param  string $token
+     * @access public
+     * @return array
+     */
+    public function getVersion($host, $token)
+    {
+        $host = rtrim($host, '/') . "/api/v4%s?private_token=$token";
+        return $this->apiGet($host, '/version');
+    }
 }