Add UI for handling the case when an enterprise has reached its maximum seat count

.gitignore

@@ -7,3 +7,6 @@ grunt/node_modules
 dist
 dest
 node_modules
+static/ldn
+static/fonts
+stack_local

endpoints/api/__init__.py

@@ -66,6 +66,10 @@ class Unauthorized(ApiException):
       ApiException.__init__(self, 'insufficient_scope', 403, 'Unauthorized', payload)
 
 
+class ExceedsLicenseException(ApiException):
+  def __init__(self, payload=None):
+    ApiException.__init__(self, None, 402, 'Payment Required', payload)
+
 
 class NotFound(ApiException):
   def __init__(self, payload=None):
@@ -275,6 +279,10 @@ def request_error(exception=None, **kwargs):
   raise InvalidRequest(message, data)
 
 
+def license_error(exception=None):
+  raise ExceedsLicenseException()
+
+
 def log_action(kind, user_or_orgname, metadata=None, repo=None):
   if not metadata:
     metadata = {}

endpoints/api/user.py

@@ -8,7 +8,7 @@ from flask.ext.principal import identity_changed, AnonymousIdentity
 from app import app, billing as stripe, authentication
 from endpoints.api import (ApiResource, nickname, resource, validate_json_request, request_error,
                            log_action, internal_only, NotFound, require_user_admin,
-                           InvalidToken, require_scope, format_date, hide_if, show_if)
+                           InvalidToken, require_scope, format_date, hide_if, show_if, license_error)
 from endpoints.api.subscribe import subscribe
 from endpoints.common import common_login
 from data import model
@@ -193,6 +193,8 @@ class User(ApiResource):
       code = model.create_confirm_email_code(new_user)
       send_confirmation_email(new_user.username, new_user.email, code.code)
       return 'Created', 201
+    except model.TooManyUsersException as ex:
+      raise license_error(exception=ex)
     except model.DataModelException as ex:
       raise request_error(exception=ex)
 

endpoints/common.py

@@ -164,6 +164,7 @@ def render_page_template(name, **kwargs):
                                        is_debug=str(app.config.get('DEBUGGING', False)).lower(),
                                        show_chat=features.OLARK_CHAT,
                                        cache_buster=cache_buster,
+                                       has_billing=features.BILLING,
                                        **kwargs))
 
   resp.headers['X-FRAME-OPTIONS'] = 'DENY'

endpoints/index.py

@@ -112,7 +112,12 @@ def create_user():
   else:
     # New user case
     profile.debug('Creating user')
-    new_user = model.create_user(username, password, user_data['email'])
+    new_user = None
+
+    try:
+      new_user = model.create_user(username, password, user_data['email'])
+    except model.TooManyUsersException as ex:
+      abort(402, 'Seat limit has been reached for this license', issue='seat-limit')
 
     profile.debug('Creating email code for user')
     code = model.create_confirm_email_code(new_user)

static/js/app.js

@@ -4749,8 +4749,8 @@ quayApp.directive('ngVisible', function () {
   };
 });
 
-quayApp.run(['$location', '$rootScope', 'Restangular', 'UserService', 'PlanService', '$http', '$timeout', 'CookieService',
-  function($location, $rootScope, Restangular, UserService, PlanService, $http, $timeout, CookieService) {
+quayApp.run(['$location', '$rootScope', 'Restangular', 'UserService', 'PlanService', '$http', '$timeout', 'CookieService', 'Features',
+  function($location, $rootScope, Restangular, UserService, PlanService, $http, $timeout, CookieService, Features) {
 
   // Handle session security.
   Restangular.setDefaultRequestParams(['post', 'put', 'remove', 'delete'], {'_csrf_token': window.__token || ''});
@@ -4764,6 +4764,11 @@ quayApp.run(['$location', '$rootScope', 'Restangular', 'UserService', 'PlanServi
       }
     }
 
+    if (!Features.BILLING && response.status == 402) {
+      $('#overlicenseModal').modal({});
+      return false;
+    }
+
     if (response.status == 500) {
       document.location = '/500';
       return false;

templates/index.html

@@ -35,4 +35,23 @@
     </div><!-- /.modal-dialog -->
   </div><!-- /.modal -->
 
+{% if not has_billing %}
+  <!-- Modal message dialog -->
+  <div class="modal fade" id="overlicenseModal" data-backdrop="static">
+    <div class="modal-dialog">
+      <div class="modal-content">
+        <div class="modal-header">
+          <h4 class="modal-title">Cannot create user</h4>
+        </div>
+        <div class="modal-body">
+          A new user cannot be created as this organization has reached its licensed seat count. Please contact your administrator.
+        </div>
+        <div class="modal-footer">
+          <a href="javascript:void(0)" class="btn btn-primary" data-dismiss="modal" onclick="location = '/signin'">Sign In</a>
+        </div>
+      </div><!-- /.modal-content -->
+    </div><!-- /.modal-dialog -->
+  </div><!-- /.modal -->
+{% endif %}
+
 {% endblock %}