Merge pull request #2863 from FinnStutzenstein/StartUp

Start up

CHANGELOG

@@ -96,6 +96,7 @@ Other:
 - Added new caching system with support for Redis.
 - Support https as websocket protocol (wss).
 - Added migration path from 2.0.
+- Accelerated startup process (send all data to the client after login).
 
 
 Version 2.0 (2016-04-18)

openslides/agenda/apps.py

@@ -35,3 +35,7 @@ class AgendaAppConfig(AppConfig):
 
         # Register viewsets.
         router.register(self.get_model('Item').get_collection_string(), ItemViewSet)
+
+    def get_startup_elements(self):
+        from ..utils.collection import Collection
+        return [Collection(self.get_model('Item').get_collection_string())]

openslides/assignments/apps.py

@@ -24,3 +24,7 @@ class AssignmentsAppConfig(AppConfig):
         # Register viewsets.
         router.register(self.get_model('Assignment').get_collection_string(), AssignmentViewSet)
         router.register('assignments/poll', AssignmentPollViewSet)
+
+    def get_startup_elements(self):
+        from ..utils.collection import Collection
+        return [Collection(self.get_model('Assignment').get_collection_string())]

openslides/core/apps.py

@@ -14,10 +14,10 @@ class CoreAppConfig(AppConfig):
 
         # Import all required stuff.
         from django.db.models import signals
-        from openslides.core.config import config
+        from .config import config
-        from openslides.core.signals import post_permission_creation
+        from .signals import post_permission_creation
-        from openslides.utils.rest_api import router
+        from ..utils.rest_api import router
-        from openslides.utils.search import index_add_instance, index_del_instance
+        from ..utils.search import index_add_instance, index_del_instance
         from .config_variables import get_config_variables
         from .signals import delete_django_app_permissions
         from .views import (
@@ -55,3 +55,10 @@ class CoreAppConfig(AppConfig):
         signals.m2m_changed.connect(
             index_add_instance,
             dispatch_uid='m2m_index_add_instance')
+
+    def get_startup_elements(self):
+        from .config import config
+        from ..utils.collection import Collection
+        for model in ('Projector', 'ChatMessage', 'Tag', 'ProjectorMessage', 'Countdown'):
+            yield Collection(self.get_model(model).get_collection_string())
+        yield Collection(config.get_collection_string())

openslides/core/static/css/app.css

@@ -129,6 +129,25 @@ img {
     margin: 0 auto 0 auto;
 }
 
+#startup-overlay {
+    display: table;
+    background-color: #fff;
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    z-index: 1000;
+}
+#startup-overlay h1 {
+    font-size: 56px;
+    text-align: center;
+}
+#startup-overlay > div {
+    display: table-cell;
+    vertical-align: middle;
+}
+
 /** Header **/
 #header {
     float: left;
@@ -138,12 +157,6 @@ img {
     color: #999;
 }
 
-#header div.unconnected {
-    border: 1px solid red;
-    position: fixed;
-    width: 100%;
-    z-index: 1000;
-}
 #header a.headerlink {
     text-decoration: none;
 }

openslides/core/static/js/core/base.js

@@ -53,13 +53,12 @@ angular.module('OpenSlidesApp.core', [
 
 .factory('autoupdate', [
     'DS',
-    '$rootScope',
     'REALM',
     'ProjectorID',
-    function (DS, $rootScope, REALM, ProjectorID) {
+    '$q',
+    function (DS, REALM, ProjectorID, $q) {
         var socket = null;
         var recInterval = null;
-        $rootScope.connected = false;
 
         var websocketProtocol;
         if (location.protocol == 'https:') {
@@ -69,50 +68,83 @@ angular.module('OpenSlidesApp.core', [
         }
 
         var websocketPath;
-        if (REALM == 'site') {
+        if (REALM === 'site') {
           websocketPath = '/ws/site/';
-        } else if (REALM == 'projector') {
+        } else if (REALM === 'projector') {
           websocketPath = '/ws/projector/' + ProjectorID() + '/';
         } else {
           console.error('The constant REALM is not set properly.');
         }
 
-        var Autoupdate = {
+        var Autoupdate = {};
-            messageReceivers: [],
+        Autoupdate.messageReceivers = [];
-            onMessage: function (receiver) {
+        // We use later a promise to defer the first message of the established ws connection.
-                this.messageReceivers.push(receiver);
+        Autoupdate.firstMessageDeferred = $q.defer();
-            },
+        Autoupdate.onMessage = function (receiver) {
-            reconnect: function () {
+            Autoupdate.messageReceivers.push(receiver);
+        };
+        Autoupdate.reconnect = function () {
             if (socket) {
                 socket.close();
             }
-            }
         };
-        var newConnect = function () {
+        Autoupdate.newConnect = function () {
             socket = new WebSocket(websocketProtocol + '//' + location.host + websocketPath);
             clearInterval(recInterval);
-            socket.onopen = function () {
-                $rootScope.connected = true;
-            };
             socket.onclose = function () {
-                $rootScope.connected = false;
                 socket = null;
                 recInterval = setInterval(function () {
-                    newConnect();
+                    Autoupdate.newConnect();
                 }, 1000);
             };
             socket.onmessage = function (event) {
                 _.forEach(Autoupdate.messageReceivers, function (receiver) {
                     receiver(event.data);
                 });
+                // The first message is done: resolve the promise.
+                // TODO: check whether the promise is already resolved.
+                Autoupdate.firstMessageDeferred.resolve();
             };
         };
-
-        newConnect();
         return Autoupdate;
     }
 ])
 
+.factory('operator', [
+    'User',
+    'Group',
+    function (User, Group) {
+        var operator = {
+            user: null,
+            perms: [],
+            isAuthenticated: function () {
+                return !!this.user;
+            },
+            setUser: function(user_id, user_data) {
+                if (user_id && user_data) {
+                    operator.user = User.inject(user_data);
+                    operator.perms = operator.user.getPerms();
+                } else {
+                    operator.user = null;
+                    operator.perms = Group.get(1).permissions;
+                }
+            },
+            // Returns true if the operator has at least one perm of the perms-list.
+            hasPerms: function(perms) {
+                if (typeof perms === 'string') {
+                    perms = perms.split(' ');
+                }
+                return _.intersection(perms, operator.perms).length > 0;
+            },
+            // Returns true if the operator is a member of group.
+            isInGroup: function(group) {
+                return _.indexOf(operator.user.groups_id, group.id) > -1;
+            },
+        };
+        return operator;
+    }
+])
+
 // gets all in OpenSlides available languages
 .factory('Languages', [
     'gettext',
@@ -230,7 +262,7 @@ angular.module('OpenSlidesApp.core', [
                 var deletedElements = [];
                 var collectionString = key;
                 _.forEach(list, function(data) {
-                    // uncomment this line for debugging to log all autoupdates:
+                    // Uncomment this line for debugging to log all autoupdates:
                     // console.log("Received object: " + data.collection + ", " + data.id);
 
                     // remove (=eject) object from local DS store
@@ -301,39 +333,7 @@ angular.module('OpenSlidesApp.core', [
     }
 ])
 
-.factory('loadGlobalData', [
-    'ChatMessage',
-    'Config',
-    'Projector',
-    'ProjectorMessage',
-    'Countdown',
-    function (ChatMessage, Config, Projector, ProjectorMessage, Countdown) {
-        return function () {
-            Config.findAll();
-
-            // Loads all projector data and the projectiondefaults
-            Projector.findAll();
-            ProjectorMessage.findAll();
-            Countdown.findAll();
-
-            // Loads all chat messages data and their user_ids
-            // TODO: add permission check if user has required chat permission
-            // error if include 'operator' here:
-            // "Circular dependency found: loadGlobalData <- operator <- loadGlobalData"
-            //if (operator.hasPerms("core.can_use_chat")) {
-                ChatMessage.findAll().then( function(chatmessages) {
-                    angular.forEach(chatmessages, function (chatmessage) {
-                        ChatMessage.loadRelations(chatmessage, 'user');
-                    });
-                });
-            //}
-        };
-    }
-])
-
-
 // Template hooks
-
 .factory('templateHooks', [
     function () {
         var hooks = {};

openslides/core/static/js/core/projector.js

@@ -8,6 +8,13 @@ angular.module('OpenSlidesApp.core.projector', ['OpenSlidesApp.core'])
 // Can be used to find out if the projector or the side is used
 .constant('REALM', 'projector')
 
+.run([
+    'autoupdate',
+    function (autoupdate) {
+        autoupdate.newConnect();
+    }
+])
+
 // Provider to register slides in a .config() statement.
 .provider('slides', [
     function() {
@@ -84,10 +91,8 @@ angular.module('OpenSlidesApp.core.projector', ['OpenSlidesApp.core'])
     '$scope',
     '$location',
     'gettext',
-    'loadGlobalData',
     'Projector',
-    function($scope, $location, gettext, loadGlobalData, Projector) {
+    function($scope, $location, gettext, Projector) {
-        loadGlobalData();
         $scope.error = '';
 
         // watch for changes in Projector

openslides/core/static/js/core/site.js

@@ -5,6 +5,7 @@
 // The core module for the OpenSlides site
 angular.module('OpenSlidesApp.core.site', [
     'OpenSlidesApp.core',
+    'OpenSlidesApp.core.start',
     'OpenSlidesApp.poll.majority',
     'ui.router',
     'angular-loading-bar',
@@ -76,10 +77,7 @@ angular.module('OpenSlidesApp.core.site', [
         this.$get = ['operator', function(operator) {
             return {
                 registerScope: function (scope) {
-                    var that = this;
                     this.scope = scope;
-                    this.updateMainMenu();
-                    operator.onOperatorChange(function () {that.updateMainMenu();});
                 },
                 updateMainMenu: function () {
                     this.scope.elements = this.getElements();
@@ -99,15 +97,6 @@ angular.module('OpenSlidesApp.core.site', [
     }
 ])
 
-// Load the global data when the operator changes
-.run([
-    'loadGlobalData',
-    'operator',
-    function (loadGlobalData, operator) {
-        operator.onOperatorChange(loadGlobalData);
-    }
-])
-
 .run([
     'editableOptions',
     'gettext',
@@ -615,14 +604,6 @@ angular.module('OpenSlidesApp.core.site', [
     }
 ])
 
-// Load the global data on startup
-.run([
-    'loadGlobalData',
-    function(loadGlobalData) {
-        loadGlobalData();
-    }
-])
-
 // html-tag os-form-field to generate generic from fields
 // TODO: make it possible to use other fields then config fields
 .directive('osFormField', [
@@ -676,28 +657,6 @@ angular.module('OpenSlidesApp.core.site', [
     }
 ])
 
-.directive('routeLoadingIndicator', [
-    '$rootScope',
-    '$state',
-    'gettext',
-    function($rootScope, $state, gettext) {
-        gettext('Loading ...');
-        return {
-            restrict: 'E',
-            template: "<div class='header spacer-bottom' ng-if='isRouteLoading'><div class='title'><h1><translate>Loading ...</translate> <i class='fa fa-spinner fa-pulse'></i></h1></div></div>",
-            link: function(scope, elem, attrs) {
-                scope.isRouteLoading = false;
-                $rootScope.$on('$stateChangeStart', function() {
-                    scope.isRouteLoading = true;
-                });
-                $rootScope.$on('$stateChangeSuccess', function() {
-                    scope.isRouteLoading = false;
-                });
-            }
-        };
-    }
-])
-
 /* This directive provides a csv import template.
  * Papa Parse is used to parse the csv file. Accepted attributes:
  * * change:

openslides/core/static/js/core/start.js

@@ -0,0 +1,35 @@
+(function () {
+
+'use strict';
+
+angular.module('OpenSlidesApp.core.start', [])
+
+.run([
+    '$http',
+    '$rootScope',
+    '$state',
+    'autoupdate',
+    'operator',
+    'Group',
+    'mainMenu',
+    function($http, $rootScope, $state, autoupdate, operator, Group, mainMenu) {
+        $rootScope.startupWaitingEnabled = true;
+        $http.get('/users/whoami/').success(function(data) {
+            $rootScope.guest_enabled = data.guest_enabled;
+            if (data.user_id === null && !data.guest_enabled) {
+                // Redirect to login dialog if user is not logged in.
+                $state.go('login', {guest_enabled: data.guest_enabled});
+            } else {
+                autoupdate.newConnect();
+                autoupdate.firstMessageDeferred.promise.then(function () {
+                    operator.setUser(data.user_id, data.user);
+                    $rootScope.operator = operator;
+                    mainMenu.updateMainMenu();
+                    $rootScope.startupWaitingEnabled = false;
+                });
+            }
+        });
+    }
+]);
+
+}());

openslides/core/static/templates/index.html

@@ -20,9 +20,15 @@
 
 <div id="wrapper" ng-cloak>
 
+<!-- please wait -->
+<div id="startup-overlay" ng-if="startupWaitingEnabled">
+  <div>
+    <h1><i class="fa fa-spinner fa-pulse"></i></h1>
+  </div>
+</div>
+
 <!-- Header -->
 <div id="header">
-  <div ng-hide="connected" class="unconnected"></div>
   <div class="containerOS">
     <!-- Logo -->
     <div class="title">
@@ -174,8 +180,7 @@
   <div class="containerOS">
     <div class="col1" ng-class="isProjectorSidebar ? 'min' : 'max'">
         <!-- dynamic views -->
-        <route-loading-indicator></route-loading-indicator>
+        <div ui-view></div>
-        <div ui-view ng-if="!isRouteLoading"></div>
         <!-- footer -->
         <div id="footer">
           &copy; Copyright by <a href="http://www.openslides.org" target="_blank">OpenSlides</a> |

openslides/mediafiles/apps.py

@@ -18,3 +18,7 @@ class MediafilesAppConfig(AppConfig):
 
         # Register viewsets.
         router.register(self.get_model('Mediafile').get_collection_string(), MediafileViewSet)
+
+    def get_startup_elements(self):
+        from ..utils.collection import Collection
+        return [Collection(self.get_model('Mediafile').get_collection_string())]

openslides/motions/apps.py

@@ -34,3 +34,8 @@ class MotionsAppConfig(AppConfig):
         router.register(self.get_model('MotionChangeRecommendation').get_collection_string(),
                         MotionChangeRecommendationViewSet)
         router.register('motions/motionpoll', MotionPollViewSet)
+
+    def get_startup_elements(self):
+        from ..utils.collection import Collection
+        for model in ('Category', 'Motion', 'MotionBlock', 'Workflow', 'MotionChangeRecommendation'):
+            yield Collection(self.get_model(model).get_collection_string())

openslides/motions/static/js/motions/base.js

@@ -198,14 +198,14 @@ angular.module('OpenSlidesApp.motions', [
     'jsDataModel',
     'gettext',
     'gettextCatalog',
-    'operator',
     'Config',
     'lineNumberingService',
     'diffService',
     'OpenSlidesSettings',
     'Projector',
+    'operator',
     function(DS, $http, MotionPoll, MotionChangeRecommendation, MotionComment, jsDataModel, gettext, gettextCatalog,
-        operator, Config, lineNumberingService, diffService, OpenSlidesSettings, Projector) {
+        Config, lineNumberingService, diffService, OpenSlidesSettings, Projector, operator) {
         var name = 'motions/motion';
         return DS.defineResource({
             name: name,

openslides/motions/static/js/motions/site.js

@@ -285,14 +285,6 @@ angular.module('OpenSlidesApp.motions.site', [
     }
 ])
 
-// Load all MotionWorkflows at startup
-.run([
-    'Workflow',
-    function (Workflow) {
-        Workflow.findAll();
-    }
-])
-
 .factory('ChangeRecommendationForm', [
     'gettextCatalog',
     'Editor',

openslides/topics/apps.py

@@ -18,3 +18,7 @@ class TopicsAppConfig(AppConfig):
 
         # Register viewsets.
         router.register(self.get_model('Topic').get_collection_string(), TopicViewSet)
+
+    def get_startup_elements(self):
+        from ..utils.collection import Collection
+        return [Collection(self.get_model('Topic').get_collection_string())]

openslides/users/access_permissions.py

@@ -42,6 +42,8 @@ class UserAccessPermissions(BaseAccessPermissions):
                     case = MANY_DATA
             else:
                 case = LITTLE_DATA
+        elif user.pk == full_data.get('id'):
+            case = LITTLE_DATA
         else:
             case = NO_DATA
 

openslides/users/apps.py

@@ -30,4 +30,9 @@ class UsersAppConfig(AppConfig):
 
         # Register viewsets.
         router.register(self.get_model('User').get_collection_string(), UserViewSet)
-        router.register('users/group', GroupViewSet)
+        router.register(self.get_model('Group').get_collection_string(), GroupViewSet)
+
+    def get_startup_elements(self):
+        from ..utils.collection import Collection
+        for model in ('User', 'Group'):
+            yield Collection(self.get_model(model).get_collection_string())

openslides/users/static/js/users/base.js

@@ -4,66 +4,6 @@
 
 angular.module('OpenSlidesApp.users', [])
 
-.factory('operator', [
-    'User',
-    'Group',
-    'loadGlobalData',
-    'autoupdate',
-    'DS',
-    function (User, Group, loadGlobalData, autoupdate, DS) {
-        var operatorChangeCallbacks = [autoupdate.reconnect];
-        var operator = {
-            user: null,
-            perms: [],
-            isAuthenticated: function () {
-                return !!this.user;
-            },
-            onOperatorChange: function (func) {
-                operatorChangeCallbacks.push(func);
-            },
-            setUser: function(user_id) {
-                if (user_id) {
-                    User.find(user_id).then(function(user) {
-                        operator.user = user;
-                        // TODO: load only the needed groups
-                        Group.findAll().then(function() {
-                            operator.perms = user.getPerms();
-                            _.forEach(operatorChangeCallbacks, function (callback) {
-                                callback();
-                            });
-                        });
-                    });
-                } else {
-                    operator.user = null;
-                    operator.perms = [];
-                    DS.clear();
-                    _.forEach(operatorChangeCallbacks, function (callback) {
-                        callback();
-                    });
-                    Group.find(1).then(function(group) {
-                        operator.perms = group.permissions;
-                        _.forEach(operatorChangeCallbacks, function (callback) {
-                            callback();
-                        });
-                    });
-                }
-            },
-            // Returns true if the operator has at least one perm of the perms-list.
-            hasPerms: function(perms) {
-                if (typeof perms == 'string') {
-                    perms = perms.split(' ');
-                }
-                return _.intersection(perms, operator.perms).length > 0;
-            },
-            // Returns true if the operator is a member of group.
-            isInGroup: function(group) {
-                return _.indexOf(operator.user.groups_id, group.id) > -1;
-            },
-        };
-        return operator;
-    }
-])
-
 .factory('User', [
     'DS',
     'Group',

openslides/users/static/js/users/site.js

@@ -40,31 +40,13 @@ angular.module('OpenSlidesApp.users.site', [
             abstract: true,
             template: "<ui-view/>",
         })
-        .state('users.user.list', {
+        .state('users.user.list', {})
-            resolve: {
+        .state('users.user.create', {})
-                users: function(User) {
-                    return User.findAll();
-                },
-                groups: function(Group) {
-                    return Group.findAll();
-                }
-            }
-        })
-        .state('users.user.create', {
-            resolve: {
-                groups: function(Group) {
-                    return Group.findAll();
-                }
-            }
-        })
         .state('users.user.detail', {
             resolve: {
-                user: function(User, $stateParams) {
+                userId: ['$stateParams', function($stateParams) {
-                    return User.find($stateParams.id);
+                    return $stateParams.id;
-                },
+                }]
-                groups: function(Group) {
-                    return Group.findAll();
-                }
             }
         })
         // Redirects to user detail view and opens user edit form dialog, uses edit url.
@@ -72,8 +54,8 @@ angular.module('OpenSlidesApp.users.site', [
         // (from users list controller use UserForm factory instead to open dialog in front of
         // current view without redirect)
         .state('users.user.detail.update', {
-            onEnter: ['$stateParams', '$state', 'ngDialog', 'User',
+            onEnter: ['$stateParams', '$state', 'ngDialog',
-                function($stateParams, $state, ngDialog, User) {
+                function($stateParams, $state, ngDialog) {
                     ngDialog.open({
                         template: 'static/templates/users/user-form.html',
                         controller: 'UserUpdateCtrl',
@@ -81,7 +63,7 @@ angular.module('OpenSlidesApp.users.site', [
                         closeByEscape: false,
                         closeByDocument: false,
                         resolve: {
-                            user: function() {return User.find($stateParams.id);}
+                            userId: function() {return $stateParams.id;}
                         }
                     });
                 }
@@ -106,22 +88,14 @@ angular.module('OpenSlidesApp.users.site', [
             controller: 'UserChangePasswordCtrl',
             templateUrl: 'static/templates/users/user-change-password.html',
             resolve: {
-                user: function(User, $stateParams) {
+                userId: ['$stateParams', function($stateParams) {
-                    return User.find($stateParams.id);
+                    return $stateParams.id;
-                }
+                }]
             }
         })
         .state('users.user.import', {
             url: '/import',
             controller: 'UserImportCtrl',
-            resolve: {
-                groups: function(Group) {
-                    return Group.findAll();
-                },
-                users: function(User) {
-                    return User.findAll();
-                }
-            }
         })
         // groups
         .state('users.group', {
@@ -134,9 +108,6 @@ angular.module('OpenSlidesApp.users.site', [
         })
         .state('users.group.list', {
             resolve: {
-                groups: function(Group) {
-                    return Group.findAll();
-                },
                 permissions: function(Group) {
                     return Group.getPermissions();
                 }
@@ -162,28 +133,6 @@ angular.module('OpenSlidesApp.users.site', [
     }
 ])
 
-.run([
-    'operator',
-    '$rootScope',
-    '$http',
-    '$state',
-    'Group',
-    function(operator, $rootScope, $http, $state, Group) {
-        // Put the operator into the root scope
-        $http.get('/users/whoami/').success(function(data) {
-            operator.setUser(data.user_id);
-            $rootScope.guest_enabled = data.guest_enabled;
-            if (data.user_id === null && !data.guest_enabled) {
-                // redirect to login dialog if use is not logged in
-                $state.go('login', {guest_enabled: data.guest_enabled});
-            }
-        });
-        $rootScope.operator = operator;
-        // Load all Groups. They are needed later
-        Group.findAll();
-    }
-])
-
 /*
  * Directive to check for permissions
  *
@@ -210,7 +159,7 @@ angular.module('OpenSlidesApp.users.site', [
                 }
                 $scope.$watch(
                     function (scope) {
-                        return scope.operator.hasPerms(perms);
+                        return scope.operator && scope.operator.hasPerms(perms);
                     },
                     function (value) {
                         if ($attr.osPerms[0] === '!') {
@@ -284,19 +233,15 @@ angular.module('OpenSlidesApp.users.site', [
         return {
             // ngDialog for user form
             getDialog: function (user) {
-                var resolve;
-                if (user) {
-                    resolve = {
-                        user: function(User) {return User.find(user.id);}
-                    };
-                }
                 return {
                     template: 'static/templates/users/user-form.html',
                     controller: (user) ? 'UserUpdateCtrl' : 'UserCreateCtrl',
                     className: 'ngdialog-theme-default wide-form',
                     closeByEscape: false,
                     closeByDocument: false,
-                    resolve: (resolve) ? resolve : null
+                    resolve: {
+                        userId: function () {return user ? user.id : void 0;},
+                    }
                 };
             },
             // angular-formly fields for user form
@@ -697,12 +642,12 @@ angular.module('OpenSlidesApp.users.site', [
     'ngDialog',
     'UserForm',
     'User',
-    'user',
+    'userId',
     'Group',
     'Projector',
     'ProjectionDefault',
-    function($scope, ngDialog, UserForm, User, user, Group, Projector, ProjectionDefault) {
+    function($scope, ngDialog, UserForm, User, userId, Group, Projector, ProjectionDefault) {
-        User.bindOne(user.id, $scope, 'user');
+        User.bindOne(userId, $scope, 'user');
         Group.bindAll({where: {id: {'>': 1}}}, $scope, 'groups');
         $scope.$watch(function () {
             return Projector.lastModified();
@@ -760,13 +705,13 @@ angular.module('OpenSlidesApp.users.site', [
     'User',
     'UserForm',
     'Group',
-    'user',
+    'userId',
-    function($scope, $state, $http, User, UserForm, Group, user) {
+    function($scope, $state, $http, User, UserForm, Group, userId) {
         Group.bindAll({where: {id: {'>': 2}}}, $scope, 'groups');
         $scope.alert = {};
         // set initial values for form model by create deep copy of user object
         // so list/detail view is not updated while editing
-        $scope.model = angular.copy(user);
+        $scope.model = angular.copy(User.get(userId));
 
         // get all form fields
         $scope.formFields = UserForm.getFormFields();
@@ -825,11 +770,11 @@ angular.module('OpenSlidesApp.users.site', [
     '$state',
     '$http',
     'User',
-    'user',
+    'userId',
     'gettextCatalog',
     'PasswordGenerator',
-    function($scope, $state, $http, User, user, gettextCatalog, PasswordGenerator) {
+    function($scope, $state, $http, User, userId, gettextCatalog, PasswordGenerator) {
-        User.bindOne(user.id, $scope, 'user');
+        User.bindOne(userId, $scope, 'user');
         $scope.alert={};
         $scope.generatePassword = function () {
             $scope.new_password = PasswordGenerator.generate();
@@ -1173,7 +1118,7 @@ angular.module('OpenSlidesApp.users.site', [
             $scope.groups.forEach(function (group) {
                 if ((_.indexOf(group.permissions, 'users.can_see_name') > -1) &&
                     (_.indexOf(group.permissions, 'users.can_manage') > -1)){
-                    if (operator.isInGroup(group)){
+                    if (!operator.user || operator.isInGroup(group)){
                         groups_danger.push(group);
                     }
                 }
@@ -1305,19 +1250,15 @@ angular.module('OpenSlidesApp.users.site', [
         };
 
         $scope.openDialog = function (group) {
-            var resolve;
-            if (group) {
-                resolve = {
-                    group: function() {return Group.find(group.id);}
-                };
-            }
             ngDialog.open({
                 template: 'static/templates/users/group-edit.html',
                 controller: group ? 'GroupRenameCtrl' : 'GroupCreateCtrl',
                 className: 'ngdialog-theme-default wide-form',
                 closeByEscape: false,
                 closeByDocument: false,
-                resolve: (resolve) ? resolve : null
+                resolve: {
+                    group: function () {return group;},
+                }
             });
         };
     }
@@ -1402,10 +1343,15 @@ angular.module('OpenSlidesApp.users.site', [
     '$rootScope',
     '$scope',
     '$http',
+    '$state',
     '$stateParams',
+    '$q',
     'operator',
     'gettext',
-    function ($rootScope, $scope, $http, $stateParams, operator, gettext) {
+    'autoupdate',
+    'mainMenu',
+    'DS',
+    function ($rootScope, $scope, $http, $state, $stateParams, $q, operator, gettext, autoupdate, mainMenu, DS) {
         $scope.alerts = [];
 
         // get login info-text from server
@@ -1441,11 +1387,19 @@ angular.module('OpenSlidesApp.users.site', [
             $http.post('/users/login/', data).then(
                 function (response) {
                     // Success: User logged in.
-                    operator.setUser(response.data.user_id);
+                    // Clear store and reset deferred first message, if guests was enabled before.
+                    DS.clear();
+                    autoupdate.firstMessageDeferred = $q.defer();
+                    // The next lines are partly the same lines as in core/start.js
+                    autoupdate.newConnect();
+                    autoupdate.firstMessageDeferred.promise.then(function () {
+                        operator.setUser(response.data.user_id, response.data.user);
+                        $rootScope.operator = operator;
+                        mainMenu.updateMainMenu();
                         $scope.closeThisDialog();
-                    setTimeout(function(){
+                        $state.go('home');
-                        window.location.replace('/');
+                        $rootScope.startupWaitingEnabled = false;
-                    }, 1000);
+                    });
                 },
                 function (response) {
                     // Error: Username or password is not correct.

openslides/users/views.py

@@ -5,6 +5,7 @@ from django.utils.encoding import force_text
 from django.utils.translation import ugettext as _
 
 from ..core.config import config
+from ..utils.collection import CollectionElement
 from ..utils.rest_api import (
     ModelViewSet,
     Response,
@@ -208,6 +209,8 @@ class UserLoginView(APIView):
         else:
             # self.request.method == 'POST'
             context['user_id'] = self.user.pk
+            user_collection = CollectionElement.from_instance(self.user)
+            context['user'] = user_collection.as_dict_for_user(self.user)
         return super().get_context_data(**context)
 
 
@@ -234,10 +237,18 @@ class WhoAmIView(APIView):
         """
         Appends the user id to the context. Uses None for the anonymous
         user. Appends also a flag if guest users are enabled in the config.
+        Appends also the serialized user if available.
         """
+        user_id = self.request.user.pk
+        if user_id is not None:
+            user_collection = CollectionElement.from_instance(self.request.user)
+            user_data = user_collection.as_dict_for_user(self.request.user)
+        else:
+            user_data = None
         return super().get_context_data(
-            user_id=self.request.user.pk,
+            user_id=user_id,
             guest_enabled=config['general_system_enable_anonymous'],
+            user=user_data,
             **context)
 
 

openslides/utils/autoupdate.py

@@ -4,6 +4,7 @@ from collections import Iterable
 from asgiref.inmemory import ChannelLayer
 from channels import Channel, Group
 from channels.auth import channel_session_user, channel_session_user_from_http
+from django.apps import apps
 from django.db import transaction
 
 from ..core.config import config
@@ -19,12 +20,33 @@ def ws_add_site(message):
     Adds the websocket connection to a group specific to the connecting user.
 
     The group with the name 'user-None' stands for all anonymous users.
+
+    Send all "startup-data" through the connection.
     """
     Group('site').add(message.reply_channel)
     message.channel_session['user_id'] = message.user.id
     # Saves the reply channel to the user. Uses 0 for anonymous users.
     websocket_user_cache.add(message.user.id or 0, message.reply_channel.name)
-    message.reply_channel.send({"accept": True})
+
+    # Collect all elements that shoud be send to the client when the websocket
+    # connection is established
+    output = []
+    for app in apps.get_app_configs():
+        try:
+            # Get the method get_startup_elements() from an app.
+            # This method has to return an iterable of Collection objects.
+            get_startup_elements = app.get_startup_elements
+        except AttributeError:
+            # Skip apps that do not implement get_startup_elements
+            continue
+        for collection in get_startup_elements():
+            output.extend(collection.as_autoupdate_for_user(message.user))
+
+    # Send all data. If there is no data, then only accept the connection
+    if output:
+        message.reply_channel.send({'text': json.dumps(output)})
+    else:
+        message.reply_channel.send({'accept': True})
 
 
 @channel_session_user

openslides/utils/collection.py

@@ -352,6 +352,17 @@ class Collection:
             output.append(content)
         return output
 
+    def as_autoupdate_for_user(self, user):
+        """
+        Returns a list of dicts, that can be send though the websocket to a user.
+        """
+        output = []
+        for collection_element in self.element_generator():
+            content = collection_element.as_autoupdate_for_user(user)
+            if content is not None:
+                output.append(content)
+        return output
+
     def as_list_for_user(self, user):
         """
         Returns a list of dictonaries to send them to a user, for example over

tests/integration/users/test_views.py

@@ -14,7 +14,7 @@ class TestWhoAmIView(TestCase):
         self.assertEqual(response.status_code, 200)
         self.assertEqual(
             json.loads(response.content.decode()),
-            {'user_id': None, 'guest_enabled': False})
+            {'user_id': None, 'user': None, 'guest_enabled': False})
 
     def test_get_authenticated_user(self):
         self.client.login(username='admin', password='admin')
@@ -22,9 +22,8 @@ class TestWhoAmIView(TestCase):
         response = self.client.get(self.url)
 
         self.assertEqual(response.status_code, 200)
-        self.assertEqual(
+        self.assertEqual(json.loads(response.content.decode()).get('user_id'), 1)
-            json.loads(response.content.decode()),
+        self.assertEqual(json.loads(response.content.decode()).get('guest_enabled'), False)
-            {'user_id': 1, 'guest_enabled': False})
 
     def test_post(self):
         response = self.client.post(self.url)
@@ -79,9 +78,7 @@ class TestUserLoginView(TestCase):
             {'username': 'admin', 'password': 'admin'})
 
         self.assertEqual(response.status_code, 200)
-        self.assertEqual(
+        self.assertEqual(json.loads(response.content.decode()).get('user_id'), 1)
-            json.loads(response.content.decode()),
-            {'user_id': 1})
 
     def test_post_incorrect_data(self):
         response = self.client.post(