Merge pull request #2588 from matrix-org/bwindels/removellfeatureflag

remove ll feature flag, it's time!

src/MatrixClientPeg.js

@@ -135,14 +135,7 @@ class MatrixClientPeg {
         const opts = utils.deepCopy(this.opts);
         // the react sdk doesn't work without this, so don't allow
         opts.pendingEventOrdering = "detached";
-
-        const LAZY_LOADING_FEATURE = "feature_lazyloading";
-        if (SettingsStore.isFeatureEnabled(LAZY_LOADING_FEATURE)) {
-            const userId = this.matrixClient.credentials.userId;
-            if (phasedRollOutExpiredForUser(userId, LAZY_LOADING_FEATURE, Date.now())) {
         opts.lazyLoadMembers = true;
-            }
-        }
 
         // Connect the matrix client to the dispatcher
         MatrixActionCreators.start(this.matrixClient);

src/components/views/settings/tabs/LabsSettingsTab.js

@@ -18,9 +18,7 @@ import React from 'react';
 import {_t} from "../../../../languageHandler";
 import PropTypes from "prop-types";
 import SettingsStore, {SettingLevel} from "../../../../settings/SettingsStore";
-import MatrixClientPeg from "../../../../MatrixClientPeg";
 import LabelledToggleSwitch from "../../elements/LabelledToggleSwitch";
-const Modal = require("../../../../Modal");
 const sdk = require("../../../../index");
 
 export class LabsSettingToggle extends React.Component {
@@ -28,38 +26,7 @@ export class LabsSettingToggle extends React.Component {
         featureId: PropTypes.string.isRequired,
     };
 
-    async _onLazyLoadChanging(enabling) {
-        // don't prevent turning LL off when not supported
-        if (enabling) {
-            const supported = await MatrixClientPeg.get().doesServerSupportLazyLoading();
-            if (!supported) {
-                await new Promise((resolve) => {
-                    const QuestionDialog = sdk.getComponent("dialogs.QuestionDialog");
-                    Modal.createDialog(QuestionDialog, {
-                        title: _t("Lazy loading members not supported"),
-                        description:
-                            <div>
-                                { _t("Lazy loading is not supported by your " +
-                                    "current homeserver.") }
-                            </div>,
-                        button: _t("OK"),
-                        onFinished: resolve,
-                    });
-                });
-                return false;
-            }
-        }
-        return true;
-    }
-
     _onChange = async (checked) => {
-        if (this.props.featureId === "feature_lazyloading") {
-            const confirmed = await this._onLazyLoadChanging(checked);
-            if (!confirmed) {
-                return;
-            }
-        }
-
         await SettingsStore.setFeatureEnabled(this.props.featureId, checked);
         this.forceUpdate();
     };

src/i18n/strings/en_EN.json

@@ -264,7 +264,6 @@
     "Failed to join room": "Failed to join room",
     "Message Pinning": "Message Pinning",
     "Custom user status messages": "Custom user status messages",
-    "Increase performance by only loading room members on first view": "Increase performance by only loading room members on first view",
     "Backup of encryption keys to server": "Backup of encryption keys to server",
     "Render simple counters in room header": "Render simple counters in room header",
     "Two-way device verification using short text": "Two-way device verification using short text",
@@ -477,8 +476,6 @@
     "Identity Server is": "Identity Server is",
     "Access Token:": "Access Token:",
     "click to reveal": "click to reveal",
-    "Lazy loading members not supported": "Lazy loading members not supported",
-    "Lazy loading is not supported by your current homeserver.": "Lazy loading is not supported by your current homeserver.",
     "Labs": "Labs",
     "Notifications": "Notifications",
     "Start automatically after system login": "Start automatically after system login",

src/settings/Settings.js

@@ -21,7 +21,6 @@ import {
     NotificationBodyEnabledController,
     NotificationsEnabledController,
 } from "./controllers/NotificationControllers";
-import LazyLoadingController from "./controllers/LazyLoadingController";
 import CustomStatusController from "./controllers/CustomStatusController";
 
 // These are just a bunch of helper arrays to avoid copy/pasting a bunch of times
@@ -100,13 +99,6 @@ export const SETTINGS = {
         default: false,
         controller: new CustomStatusController(),
     },
-    "feature_lazyloading": {
-        isFeature: true,
-        displayName: _td("Increase performance by only loading room members on first view"),
-        supportedLevels: LEVELS_FEATURE,
-        controller: new LazyLoadingController(),
-        default: true,
-    },
     "feature_keybackup": {
         isFeature: true,
         displayName: _td("Backup of encryption keys to server"),

src/settings/controllers/LazyLoadingController.js

@@ -1,29 +0,0 @@
-/*
-Copyright 2018 New Vector
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-import SettingController from "./SettingController";
-import MatrixClientPeg from "../../MatrixClientPeg";
-import PlatformPeg from "../../PlatformPeg";
-
-export default class LazyLoadingController extends SettingController {
-    async onChange(level, roomId, newValue) {
-        if (!PlatformPeg.get()) return;
-
-        MatrixClientPeg.get().stopClient();
-        await MatrixClientPeg.get().store.deleteAllData();
-        PlatformPeg.get().reload();
-    }
-}