1193 lines
49 KiB
JavaScript
1193 lines
49 KiB
JavaScript
/*
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Copyright 2015, 2016 OpenMarket Ltd
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Copyright 2017 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import React from 'react';
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import type SyntheticKeyboardEvent from 'react/lib/SyntheticKeyboardEvent';
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import {Editor, EditorState, RichUtils, CompositeDecorator, Modifier,
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getDefaultKeyBinding, KeyBindingUtil, ContentState, ContentBlock, SelectionState,
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Entity} from 'draft-js';
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import classNames from 'classnames';
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import escape from 'lodash/escape';
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import Promise from 'bluebird';
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import MatrixClientPeg from '../../../MatrixClientPeg';
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import type {MatrixClient} from 'matrix-js-sdk/lib/matrix';
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import SlashCommands from '../../../SlashCommands';
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import { KeyCode, isOnlyCtrlOrCmdKeyEvent } from '../../../Keyboard';
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import Modal from '../../../Modal';
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import sdk from '../../../index';
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import { _t, _td } from '../../../languageHandler';
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import Analytics from '../../../Analytics';
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import dis from '../../../dispatcher';
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import * as RichText from '../../../RichText';
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import * as HtmlUtils from '../../../HtmlUtils';
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import Autocomplete from './Autocomplete';
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import {Completion} from "../../../autocomplete/Autocompleter";
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import Markdown from '../../../Markdown';
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import ComposerHistoryManager from '../../../ComposerHistoryManager';
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import MessageComposerStore from '../../../stores/MessageComposerStore';
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import {MATRIXTO_URL_PATTERN, MATRIXTO_MD_LINK_PATTERN} from '../../../linkify-matrix';
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const REGEX_MATRIXTO = new RegExp(MATRIXTO_URL_PATTERN);
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const REGEX_MATRIXTO_MARKDOWN_GLOBAL = new RegExp(MATRIXTO_MD_LINK_PATTERN, 'g');
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import {asciiRegexp, shortnameToUnicode, emojioneList, asciiList, mapUnicodeToShort} from 'emojione';
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import SettingsStore, {SettingLevel} from "../../../settings/SettingsStore";
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const EMOJI_SHORTNAMES = Object.keys(emojioneList);
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const EMOJI_UNICODE_TO_SHORTNAME = mapUnicodeToShort();
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const REGEX_EMOJI_WHITESPACE = new RegExp('(?:^|\\s)(' + asciiRegexp + ')\\s$');
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const TYPING_USER_TIMEOUT = 10000, TYPING_SERVER_TIMEOUT = 30000;
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const ZWS_CODE = 8203;
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const ZWS = String.fromCharCode(ZWS_CODE); // zero width space
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const ENTITY_TYPES = {
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AT_ROOM_PILL: 'ATROOMPILL',
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};
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function stateToMarkdown(state) {
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return __stateToMarkdown(state)
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.replace(
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ZWS, // draft-js-export-markdown adds these
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''); // this is *not* a zero width space, trust me :)
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}
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function onSendMessageFailed(err, room) {
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// XXX: temporary logging to try to diagnose
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// https://github.com/vector-im/riot-web/issues/3148
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console.log('MessageComposer got send failure: ' + err.name + '('+err+')');
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dis.dispatch({
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action: 'message_send_failed',
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});
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}
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/*
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* The textInput part of the MessageComposer
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*/
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export default class MessageComposerInput extends React.Component {
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static propTypes = {
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// a callback which is called when the height of the composer is
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// changed due to a change in content.
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onResize: React.PropTypes.func,
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// js-sdk Room object
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room: React.PropTypes.object.isRequired,
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// called with current plaintext content (as a string) whenever it changes
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onContentChanged: React.PropTypes.func,
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onInputStateChanged: React.PropTypes.func,
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};
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static getKeyBinding(ev: SyntheticKeyboardEvent): string {
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const ctrlCmdOnly = isOnlyCtrlOrCmdKeyEvent(ev);
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// Restrict a subset of key bindings to ONLY having ctrl/meta* pressed and
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// importantly NOT having alt, shift, meta/ctrl* pressed. draft-js does not
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// handle this in `getDefaultKeyBinding` so we do it ourselves here.
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//
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// * if macOS, read second option
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const ctrlCmdCommand = {
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// C-m => Toggles between rich text and markdown modes
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[KeyCode.KEY_M]: 'toggle-mode',
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[KeyCode.KEY_B]: 'bold',
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[KeyCode.KEY_I]: 'italic',
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[KeyCode.KEY_U]: 'underline',
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[KeyCode.KEY_J]: 'code',
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[KeyCode.KEY_O]: 'split-block',
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}[ev.keyCode];
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if (ctrlCmdCommand) {
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if (!ctrlCmdOnly) {
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return null;
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}
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return ctrlCmdCommand;
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}
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// Handle keys such as return, left and right arrows etc.
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return getDefaultKeyBinding(ev);
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}
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static getBlockStyle(block: ContentBlock): ?string {
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if (block.getType() === 'strikethrough') {
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return 'mx_Markdown_STRIKETHROUGH';
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}
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return null;
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}
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client: MatrixClient;
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autocomplete: Autocomplete;
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historyManager: ComposerHistoryManager;
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constructor(props, context) {
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super(props, context);
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this.onAction = this.onAction.bind(this);
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this.handleReturn = this.handleReturn.bind(this);
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this.handleKeyCommand = this.handleKeyCommand.bind(this);
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this.onEditorContentChanged = this.onEditorContentChanged.bind(this);
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this.onUpArrow = this.onUpArrow.bind(this);
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this.onDownArrow = this.onDownArrow.bind(this);
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this.onTab = this.onTab.bind(this);
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this.onEscape = this.onEscape.bind(this);
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this.setDisplayedCompletion = this.setDisplayedCompletion.bind(this);
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this.onMarkdownToggleClicked = this.onMarkdownToggleClicked.bind(this);
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this.onTextPasted = this.onTextPasted.bind(this);
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const isRichtextEnabled = SettingsStore.getValue('MessageComposerInput.isRichTextEnabled');
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Analytics.setRichtextMode(isRichtextEnabled);
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this.state = {
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// whether we're in rich text or markdown mode
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isRichtextEnabled,
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// the currently displayed editor state (note: this is always what is modified on input)
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editorState: this.createEditorState(
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isRichtextEnabled,
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MessageComposerStore.getContentState(this.props.room.roomId),
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),
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// the original editor state, before we started tabbing through completions
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originalEditorState: null,
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// the virtual state "above" the history stack, the message currently being composed that
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// we want to persist whilst browsing history
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currentlyComposedEditorState: null,
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// whether there were any completions
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someCompletions: null,
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};
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this.client = MatrixClientPeg.get();
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}
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findPillEntities(contentState: ContentState, contentBlock: ContentBlock, callback) {
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contentBlock.findEntityRanges(
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(character) => {
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const entityKey = character.getEntity();
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return (
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entityKey !== null &&
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(
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contentState.getEntity(entityKey).getType() === 'LINK' ||
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contentState.getEntity(entityKey).getType() === ENTITY_TYPES.AT_ROOM_PILL
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)
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);
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}, callback,
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);
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}
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/*
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* "Does the right thing" to create an EditorState, based on:
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* - whether we've got rich text mode enabled
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* - contentState was passed in
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*/
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createEditorState(richText: boolean, contentState: ?ContentState): EditorState {
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const decorators = richText ? RichText.getScopedRTDecorators(this.props) :
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RichText.getScopedMDDecorators(this.props);
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const shouldShowPillAvatar = !SettingsStore.getValue("Pill.shouldHidePillAvatar");
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decorators.push({
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strategy: this.findPillEntities.bind(this),
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component: (entityProps) => {
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const Pill = sdk.getComponent('elements.Pill');
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const type = entityProps.contentState.getEntity(entityProps.entityKey).getType();
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const {url} = entityProps.contentState.getEntity(entityProps.entityKey).getData();
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if (type === ENTITY_TYPES.AT_ROOM_PILL) {
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return <Pill
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type={Pill.TYPE_AT_ROOM_MENTION}
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room={this.props.room}
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offsetKey={entityProps.offsetKey}
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shouldShowPillAvatar={shouldShowPillAvatar}
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/>;
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} else if (Pill.isPillUrl(url)) {
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return <Pill
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url={url}
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room={this.props.room}
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offsetKey={entityProps.offsetKey}
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shouldShowPillAvatar={shouldShowPillAvatar}
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/>;
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}
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return (
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<a href={url} data-offset-key={entityProps.offsetKey}>
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{ entityProps.children }
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</a>
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);
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},
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});
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const compositeDecorator = new CompositeDecorator(decorators);
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let editorState = null;
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if (contentState) {
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editorState = EditorState.createWithContent(contentState, compositeDecorator);
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} else {
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editorState = EditorState.createEmpty(compositeDecorator);
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}
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return EditorState.moveFocusToEnd(editorState);
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}
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componentDidMount() {
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this.dispatcherRef = dis.register(this.onAction);
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this.historyManager = new ComposerHistoryManager(this.props.room.roomId);
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}
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componentWillUnmount() {
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dis.unregister(this.dispatcherRef);
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}
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componentWillUpdate(nextProps, nextState) {
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// this is dirty, but moving all this state to MessageComposer is dirtier
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if (this.props.onInputStateChanged && nextState !== this.state) {
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const state = this.getSelectionInfo(nextState.editorState);
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state.isRichtextEnabled = nextState.isRichtextEnabled;
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this.props.onInputStateChanged(state);
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}
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}
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onAction = (payload) => {
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const editor = this.refs.editor;
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let contentState = this.state.editorState.getCurrentContent();
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switch (payload.action) {
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case 'focus_composer':
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editor.focus();
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break;
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case 'insert_mention': {
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// Pretend that we've autocompleted this user because keeping two code
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// paths for inserting a user pill is not fun
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const selection = this.state.editorState.getSelection();
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const member = this.props.room.getMember(payload.user_id);
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const completion = member ?
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member.rawDisplayName.replace(' (IRC)', '') : payload.user_id;
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this.setDisplayedCompletion({
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completion,
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selection,
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href: `https://matrix.to/#/${payload.user_id}`,
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suffix: selection.getStartOffset() === 0 ? ': ' : ' ',
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});
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}
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break;
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case 'quote': {
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/// XXX: Not doing rich-text quoting from formatted-body because draft-js
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/// has regressed such that when links are quoted, errors are thrown. See
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/// https://github.com/vector-im/riot-web/issues/4756.
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const body = escape(payload.text);
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if (body) {
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let content = RichText.htmlToContentState(`<blockquote>${body}</blockquote>`);
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if (!this.state.isRichtextEnabled) {
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content = ContentState.createFromText(RichText.stateToMarkdown(content));
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}
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const blockMap = content.getBlockMap();
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let startSelection = SelectionState.createEmpty(contentState.getFirstBlock().getKey());
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contentState = Modifier.splitBlock(contentState, startSelection);
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startSelection = SelectionState.createEmpty(contentState.getFirstBlock().getKey());
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contentState = Modifier.replaceWithFragment(contentState,
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startSelection,
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blockMap);
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startSelection = SelectionState.createEmpty(contentState.getFirstBlock().getKey());
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if (this.state.isRichtextEnabled) {
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contentState = Modifier.setBlockType(contentState, startSelection, 'blockquote');
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}
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let editorState = EditorState.push(this.state.editorState, contentState, 'insert-characters');
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editorState = EditorState.moveSelectionToEnd(editorState);
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this.onEditorContentChanged(editorState);
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editor.focus();
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}
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}
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break;
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}
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};
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onTypingActivity() {
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this.isTyping = true;
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if (!this.userTypingTimer) {
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this.sendTyping(true);
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}
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this.startUserTypingTimer();
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this.startServerTypingTimer();
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}
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onFinishedTyping() {
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this.isTyping = false;
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this.sendTyping(false);
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this.stopUserTypingTimer();
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this.stopServerTypingTimer();
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}
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startUserTypingTimer() {
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this.stopUserTypingTimer();
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const self = this;
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this.userTypingTimer = setTimeout(function() {
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self.isTyping = false;
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self.sendTyping(self.isTyping);
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self.userTypingTimer = null;
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}, TYPING_USER_TIMEOUT);
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}
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stopUserTypingTimer() {
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if (this.userTypingTimer) {
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clearTimeout(this.userTypingTimer);
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this.userTypingTimer = null;
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}
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}
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startServerTypingTimer() {
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if (!this.serverTypingTimer) {
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const self = this;
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this.serverTypingTimer = setTimeout(function() {
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if (self.isTyping) {
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self.sendTyping(self.isTyping);
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self.startServerTypingTimer();
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}
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}, TYPING_SERVER_TIMEOUT / 2);
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}
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}
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stopServerTypingTimer() {
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if (this.serverTypingTimer) {
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clearTimeout(this.servrTypingTimer);
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this.serverTypingTimer = null;
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}
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}
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sendTyping(isTyping) {
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if (SettingsStore.getValue('dontSendTypingNotifications')) return;
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MatrixClientPeg.get().sendTyping(
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this.props.room.roomId,
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this.isTyping, TYPING_SERVER_TIMEOUT,
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).done();
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}
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refreshTyping() {
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if (this.typingTimeout) {
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clearTimeout(this.typingTimeout);
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this.typingTimeout = null;
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}
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}
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// Called by Draft to change editor contents
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onEditorContentChanged = (editorState: EditorState) => {
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editorState = RichText.attachImmutableEntitiesToEmoji(editorState);
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const currentBlock = editorState.getSelection().getStartKey();
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const currentSelection = editorState.getSelection();
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const currentStartOffset = editorState.getSelection().getStartOffset();
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const block = editorState.getCurrentContent().getBlockForKey(currentBlock);
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const text = block.getText();
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const entityBeforeCurrentOffset = block.getEntityAt(currentStartOffset - 1);
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const entityAtCurrentOffset = block.getEntityAt(currentStartOffset);
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// If the cursor is on the boundary between an entity and a non-entity and the
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// text before the cursor has whitespace at the end, set the entity state of the
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// character before the cursor (the whitespace) to null. This allows the user to
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// stop editing the link.
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if (entityBeforeCurrentOffset && !entityAtCurrentOffset &&
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/\s$/.test(text.slice(0, currentStartOffset))) {
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editorState = RichUtils.toggleLink(
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editorState,
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currentSelection.merge({
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anchorOffset: currentStartOffset - 1,
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focusOffset: currentStartOffset,
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}),
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null,
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);
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// Reset selection
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editorState = EditorState.forceSelection(editorState, currentSelection);
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}
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// Automatic replacement of plaintext emoji to Unicode emoji
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if (SettingsStore.getValue('MessageComposerInput.autoReplaceEmoji')) {
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// The first matched group includes just the matched plaintext emoji
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const emojiMatch = REGEX_EMOJI_WHITESPACE.exec(text.slice(0, currentStartOffset));
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if (emojiMatch) {
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// plaintext -> hex unicode
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const emojiUc = asciiList[emojiMatch[1]];
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// hex unicode -> shortname -> actual unicode
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const unicodeEmoji = shortnameToUnicode(EMOJI_UNICODE_TO_SHORTNAME[emojiUc]);
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const newContentState = Modifier.replaceText(
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editorState.getCurrentContent(),
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currentSelection.merge({
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anchorOffset: currentStartOffset - emojiMatch[1].length - 1,
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focusOffset: currentStartOffset,
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}),
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unicodeEmoji,
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);
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editorState = EditorState.push(
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editorState,
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newContentState,
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'insert-characters',
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);
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editorState = EditorState.forceSelection(editorState, newContentState.getSelectionAfter());
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}
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}
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/* Since a modification was made, set originalEditorState to null, since newState is now our original */
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this.setState({
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editorState,
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originalEditorState: null,
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});
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};
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/**
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* We're overriding setState here because it's the most convenient way to monitor changes to the editorState.
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* Doing it using a separate function that calls setState is a possibility (and was the old approach), but that
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* approach requires a callback and an extra setState whenever trying to set multiple state properties.
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*
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* @param state
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* @param callback
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*/
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setState(state, callback) {
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if (state.editorState != null) {
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state.editorState = RichText.attachImmutableEntitiesToEmoji(
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state.editorState);
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// Hide the autocomplete if the cursor location changes but the plaintext
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// content stays the same. We don't hide if the pt has changed because the
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// autocomplete will probably have different completions to show.
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if (
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!state.editorState.getSelection().equals(
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this.state.editorState.getSelection(),
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)
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&& state.editorState.getCurrentContent().getPlainText() ===
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this.state.editorState.getCurrentContent().getPlainText()
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) {
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this.autocomplete.hide();
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}
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if (state.editorState.getCurrentContent().hasText()) {
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this.onTypingActivity();
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} else {
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this.onFinishedTyping();
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}
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// Record the editor state for this room so that it can be retrieved after
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// switching to another room and back
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dis.dispatch({
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action: 'content_state',
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room_id: this.props.room.roomId,
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content_state: state.editorState.getCurrentContent(),
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});
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if (!state.hasOwnProperty('originalEditorState')) {
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state.originalEditorState = null;
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}
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}
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super.setState(state, () => {
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if (callback != null) {
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callback();
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}
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const textContent = this.state.editorState.getCurrentContent().getPlainText();
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const selection = RichText.selectionStateToTextOffsets(
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this.state.editorState.getSelection(),
|
|
this.state.editorState.getCurrentContent().getBlocksAsArray());
|
|
if (this.props.onContentChanged) {
|
|
this.props.onContentChanged(textContent, selection);
|
|
}
|
|
|
|
// Scroll to the bottom of the editor if the cursor is on the last line of the
|
|
// composer. For some reason the editor won't scroll automatically if we paste
|
|
// blocks of text in or insert newlines.
|
|
if (textContent.slice(selection.start).indexOf("\n") === -1) {
|
|
let editorRoot = this.refs.editor.refs.editor.parentNode.parentNode;
|
|
editorRoot.scrollTop = editorRoot.scrollHeight;
|
|
}
|
|
});
|
|
}
|
|
|
|
enableRichtext(enabled: boolean) {
|
|
if (enabled === this.state.isRichtextEnabled) return;
|
|
|
|
let contentState = null;
|
|
if (enabled) {
|
|
const md = new Markdown(this.state.editorState.getCurrentContent().getPlainText());
|
|
contentState = RichText.htmlToContentState(md.toHTML());
|
|
} else {
|
|
let markdown = RichText.stateToMarkdown(this.state.editorState.getCurrentContent());
|
|
if (markdown[markdown.length - 1] === '\n') {
|
|
markdown = markdown.substring(0, markdown.length - 1); // stateToMarkdown tacks on an extra newline (?!?)
|
|
}
|
|
contentState = ContentState.createFromText(markdown);
|
|
}
|
|
|
|
Analytics.setRichtextMode(enabled);
|
|
|
|
this.setState({
|
|
editorState: this.createEditorState(enabled, contentState),
|
|
isRichtextEnabled: enabled,
|
|
});
|
|
SettingsStore.setValue("MessageComposerInput.isRichTextEnabled", null, SettingLevel.ACCOUNT, enabled);
|
|
}
|
|
|
|
handleKeyCommand = (command: string): boolean => {
|
|
if (command === 'toggle-mode') {
|
|
this.enableRichtext(!this.state.isRichtextEnabled);
|
|
return true;
|
|
}
|
|
let newState: ?EditorState = null;
|
|
|
|
// Draft handles rich text mode commands by default but we need to do it ourselves for Markdown.
|
|
if (this.state.isRichtextEnabled) {
|
|
// These are block types, not handled by RichUtils by default.
|
|
const blockCommands = ['code-block', 'blockquote', 'unordered-list-item', 'ordered-list-item'];
|
|
const currentBlockType = RichUtils.getCurrentBlockType(this.state.editorState);
|
|
|
|
const shouldToggleBlockFormat = (
|
|
command === 'backspace' ||
|
|
command === 'split-block'
|
|
) && currentBlockType !== 'unstyled';
|
|
|
|
if (blockCommands.includes(command)) {
|
|
newState = RichUtils.toggleBlockType(this.state.editorState, command);
|
|
} else if (command === 'strike') {
|
|
// this is the only inline style not handled by Draft by default
|
|
newState = RichUtils.toggleInlineStyle(this.state.editorState, 'STRIKETHROUGH');
|
|
} else if (shouldToggleBlockFormat) {
|
|
const currentStartOffset = this.state.editorState.getSelection().getStartOffset();
|
|
const currentEndOffset = this.state.editorState.getSelection().getEndOffset();
|
|
if (currentStartOffset === 0 && currentEndOffset === 0) {
|
|
// Toggle current block type (setting it to 'unstyled')
|
|
newState = RichUtils.toggleBlockType(this.state.editorState, currentBlockType);
|
|
}
|
|
}
|
|
} else {
|
|
const contentState = this.state.editorState.getCurrentContent();
|
|
const multipleLinesSelected = RichText.hasMultiLineSelection(this.state.editorState);
|
|
|
|
const selectionState = this.state.editorState.getSelection();
|
|
const start = selectionState.getStartOffset();
|
|
const end = selectionState.getEndOffset();
|
|
|
|
// If multiple lines are selected or nothing is selected, insert a code block
|
|
// instead of applying inline code formatting. This is an attempt to mimic what
|
|
// happens in non-MD mode.
|
|
const treatInlineCodeAsBlock = multipleLinesSelected || start === end;
|
|
const textMdCodeBlock = (text) => `\`\`\`\n${text}\n\`\`\`\n`;
|
|
const modifyFn = {
|
|
'bold': (text) => `**${text}**`,
|
|
'italic': (text) => `*${text}*`,
|
|
'underline': (text) => `<u>${text}</u>`,
|
|
'strike': (text) => `<del>${text}</del>`,
|
|
// ("code" is triggered by ctrl+j by draft-js by default)
|
|
'code': (text) => treatInlineCodeAsBlock ? textMdCodeBlock(text) : `\`${text}\``,
|
|
'code-block': textMdCodeBlock,
|
|
'blockquote': (text) => text.split('\n').map((line) => `> ${line}\n`).join('') + '\n',
|
|
'unordered-list-item': (text) => text.split('\n').map((line) => `\n- ${line}`).join(''),
|
|
'ordered-list-item': (text) => text.split('\n').map((line, i) => `\n${i + 1}. ${line}`).join(''),
|
|
}[command];
|
|
|
|
const selectionAfterOffset = {
|
|
'bold': -2,
|
|
'italic': -1,
|
|
'underline': -4,
|
|
'strike': -6,
|
|
'code': treatInlineCodeAsBlock ? -5 : -1,
|
|
'code-block': -5,
|
|
'blockquote': -2,
|
|
}[command];
|
|
|
|
// Returns a function that collapses a selectionState to its end and moves it by offset
|
|
const collapseAndOffsetSelection = (selectionState, offset) => {
|
|
const key = selectionState.getEndKey();
|
|
return new SelectionState({
|
|
anchorKey: key, anchorOffset: offset,
|
|
focusKey: key, focusOffset: offset,
|
|
});
|
|
};
|
|
|
|
if (modifyFn) {
|
|
const previousSelection = this.state.editorState.getSelection();
|
|
const newContentState = RichText.modifyText(contentState, previousSelection, modifyFn);
|
|
newState = EditorState.push(
|
|
this.state.editorState,
|
|
newContentState,
|
|
'insert-characters',
|
|
);
|
|
|
|
let newSelection = newContentState.getSelectionAfter();
|
|
// If the selection range is 0, move the cursor inside the formatted body
|
|
if (previousSelection.getStartOffset() === previousSelection.getEndOffset() &&
|
|
previousSelection.getStartKey() === previousSelection.getEndKey() &&
|
|
selectionAfterOffset !== undefined
|
|
) {
|
|
const selectedBlock = newContentState.getBlockForKey(previousSelection.getAnchorKey());
|
|
const blockLength = selectedBlock.getText().length;
|
|
const newOffset = blockLength + selectionAfterOffset;
|
|
newSelection = collapseAndOffsetSelection(newSelection, newOffset);
|
|
}
|
|
|
|
newState = EditorState.forceSelection(newState, newSelection);
|
|
}
|
|
}
|
|
|
|
if (newState == null) {
|
|
newState = RichUtils.handleKeyCommand(this.state.editorState, command);
|
|
}
|
|
|
|
if (newState != null) {
|
|
this.setState({editorState: newState});
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
onTextPasted(text: string, html?: string) {
|
|
const currentSelection = this.state.editorState.getSelection();
|
|
const currentContent = this.state.editorState.getCurrentContent();
|
|
|
|
let contentState = null;
|
|
if (html && this.state.isRichtextEnabled) {
|
|
contentState = Modifier.replaceWithFragment(
|
|
currentContent,
|
|
currentSelection,
|
|
RichText.htmlToContentState(html).getBlockMap(),
|
|
);
|
|
} else {
|
|
contentState = Modifier.replaceText(currentContent, currentSelection, text);
|
|
}
|
|
|
|
let newEditorState = EditorState.push(this.state.editorState, contentState, 'insert-characters');
|
|
|
|
newEditorState = EditorState.forceSelection(newEditorState, contentState.getSelectionAfter());
|
|
this.onEditorContentChanged(newEditorState);
|
|
return true;
|
|
}
|
|
|
|
handleReturn(ev) {
|
|
if (ev.shiftKey) {
|
|
this.onEditorContentChanged(RichUtils.insertSoftNewline(this.state.editorState));
|
|
return true;
|
|
}
|
|
|
|
const currentBlockType = RichUtils.getCurrentBlockType(this.state.editorState);
|
|
if (
|
|
['code-block', 'blockquote', 'unordered-list-item', 'ordered-list-item']
|
|
.includes(currentBlockType)
|
|
) {
|
|
// By returning false, we allow the default draft-js key binding to occur,
|
|
// which in this case invokes "split-block". This creates a new block of the
|
|
// same type, allowing the user to delete it with backspace.
|
|
// See handleKeyCommand (when command === 'backspace')
|
|
return false;
|
|
}
|
|
|
|
const contentState = this.state.editorState.getCurrentContent();
|
|
if (!contentState.hasText()) {
|
|
return true;
|
|
}
|
|
|
|
|
|
let contentText = contentState.getPlainText(), contentHTML;
|
|
|
|
// Strip MD user (tab-completed) mentions to preserve plaintext mention behaviour.
|
|
// We have to do this now as opposed to after calculating the contentText for MD
|
|
// mode because entity positions may not be maintained when using
|
|
// md.toPlaintext().
|
|
// Unfortunately this means we lose mentions in history when in MD mode. This
|
|
// would be fixed if history was stored as contentState.
|
|
contentText = this.removeMDLinks(contentState, ['@']);
|
|
|
|
// Some commands (/join) require pills to be replaced with their text content
|
|
const commandText = this.removeMDLinks(contentState, ['#']);
|
|
const cmd = SlashCommands.processInput(this.props.room.roomId, commandText);
|
|
if (cmd) {
|
|
if (!cmd.error) {
|
|
this.setState({
|
|
editorState: this.createEditorState(),
|
|
});
|
|
}
|
|
if (cmd.promise) {
|
|
cmd.promise.then(function() {
|
|
console.log("Command success.");
|
|
}, function(err) {
|
|
console.error("Command failure: %s", err);
|
|
const ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");
|
|
Modal.createTrackedDialog('Server error', '', ErrorDialog, {
|
|
title: _t("Server error"),
|
|
description: ((err && err.message) ? err.message : _t("Server unavailable, overloaded, or something else went wrong.")),
|
|
});
|
|
});
|
|
} else if (cmd.error) {
|
|
console.error(cmd.error);
|
|
const ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");
|
|
// TODO possibly track which command they ran (not its Arguments) here
|
|
Modal.createTrackedDialog('Command error', '', ErrorDialog, {
|
|
title: _t("Command error"),
|
|
description: cmd.error,
|
|
});
|
|
}
|
|
return true;
|
|
}
|
|
|
|
if (this.state.isRichtextEnabled) {
|
|
// We should only send HTML if any block is styled or contains inline style
|
|
let shouldSendHTML = false;
|
|
const blocks = contentState.getBlocksAsArray();
|
|
if (blocks.some((block) => block.getType() !== 'unstyled')) {
|
|
shouldSendHTML = true;
|
|
} else {
|
|
const characterLists = blocks.map((block) => block.getCharacterList());
|
|
// For each block of characters, determine if any inline styles are applied
|
|
// and if yes, send HTML
|
|
characterLists.forEach((characters) => {
|
|
const numberOfStylesForCharacters = characters.map(
|
|
(character) => character.getStyle().toArray().length,
|
|
).toArray();
|
|
// If any character has more than 0 inline styles applied, send HTML
|
|
if (numberOfStylesForCharacters.some((styles) => styles > 0)) {
|
|
shouldSendHTML = true;
|
|
}
|
|
});
|
|
}
|
|
if (!shouldSendHTML) {
|
|
const hasLink = blocks.some((block) => {
|
|
return block.getCharacterList().filter((c) => {
|
|
const entityKey = c.getEntity();
|
|
return entityKey && contentState.getEntity(entityKey).getType() === 'LINK';
|
|
}).size > 0;
|
|
});
|
|
shouldSendHTML = hasLink;
|
|
}
|
|
if (shouldSendHTML) {
|
|
contentHTML = HtmlUtils.processHtmlForSending(
|
|
RichText.contentStateToHTML(contentState),
|
|
);
|
|
}
|
|
} else {
|
|
// Use the original contentState because `contentText` has had mentions
|
|
// stripped and these need to end up in contentHTML.
|
|
|
|
// Replace all Entities of type `LINK` with markdown link equivalents.
|
|
// TODO: move this into `Markdown` and do the same conversion in the other
|
|
// two places (toggling from MD->RT mode and loading MD history into RT mode)
|
|
// but this can only be done when history includes Entities.
|
|
const pt = contentState.getBlocksAsArray().map((block) => {
|
|
let blockText = block.getText();
|
|
let offset = 0;
|
|
this.findPillEntities(contentState, block, (start, end) => {
|
|
const entity = contentState.getEntity(block.getEntityAt(start));
|
|
if (entity.getType() !== 'LINK') {
|
|
return;
|
|
}
|
|
const text = blockText.slice(offset + start, offset + end);
|
|
const url = entity.getData().url;
|
|
const mdLink = `[${text}](${url})`;
|
|
blockText = blockText.slice(0, offset + start) + mdLink + blockText.slice(offset + end);
|
|
offset += mdLink.length - text.length;
|
|
});
|
|
return blockText;
|
|
}).join('\n');
|
|
|
|
const md = new Markdown(pt);
|
|
if (md.isPlainText()) {
|
|
contentText = md.toPlaintext();
|
|
} else {
|
|
contentHTML = md.toHTML();
|
|
}
|
|
}
|
|
|
|
let sendHtmlFn = this.client.sendHtmlMessage;
|
|
let sendTextFn = this.client.sendTextMessage;
|
|
|
|
this.historyManager.save(
|
|
contentState,
|
|
this.state.isRichtextEnabled ? 'html' : 'markdown',
|
|
);
|
|
|
|
if (contentText.startsWith('/me')) {
|
|
contentText = contentText.substring(4);
|
|
// bit of a hack, but the alternative would be quite complicated
|
|
if (contentHTML) contentHTML = contentHTML.replace(/\/me ?/, '');
|
|
sendHtmlFn = this.client.sendHtmlEmote;
|
|
sendTextFn = this.client.sendEmoteMessage;
|
|
}
|
|
|
|
let sendMessagePromise;
|
|
if (contentHTML) {
|
|
sendMessagePromise = sendHtmlFn.call(
|
|
this.client, this.props.room.roomId, contentText, contentHTML,
|
|
);
|
|
} else {
|
|
sendMessagePromise = sendTextFn.call(this.client, this.props.room.roomId, contentText);
|
|
}
|
|
|
|
sendMessagePromise.done((res) => {
|
|
dis.dispatch({
|
|
action: 'message_sent',
|
|
});
|
|
}, (e) => onSendMessageFailed(e, this.props.room));
|
|
|
|
this.setState({
|
|
editorState: this.createEditorState(),
|
|
});
|
|
|
|
return true;
|
|
}
|
|
|
|
onUpArrow = (e) => {
|
|
this.onVerticalArrow(e, true);
|
|
};
|
|
|
|
onDownArrow = (e) => {
|
|
this.onVerticalArrow(e, false);
|
|
};
|
|
|
|
onVerticalArrow = (e, up) => {
|
|
if (e.ctrlKey || e.shiftKey || e.altKey || e.metaKey) {
|
|
return;
|
|
}
|
|
|
|
// Select history only if we are not currently auto-completing
|
|
if (this.autocomplete.state.completionList.length === 0) {
|
|
// Don't go back in history if we're in the middle of a multi-line message
|
|
const selection = this.state.editorState.getSelection();
|
|
const blockKey = selection.getStartKey();
|
|
const firstBlock = this.state.editorState.getCurrentContent().getFirstBlock();
|
|
const lastBlock = this.state.editorState.getCurrentContent().getLastBlock();
|
|
|
|
let canMoveUp = false;
|
|
let canMoveDown = false;
|
|
if (blockKey === firstBlock.getKey()) {
|
|
canMoveUp = selection.getStartOffset() === selection.getEndOffset() &&
|
|
selection.getStartOffset() === 0;
|
|
}
|
|
|
|
if (blockKey === lastBlock.getKey()) {
|
|
canMoveDown = selection.getStartOffset() === selection.getEndOffset() &&
|
|
selection.getStartOffset() === lastBlock.getText().length;
|
|
}
|
|
|
|
if ((up && !canMoveUp) || (!up && !canMoveDown)) return;
|
|
|
|
const selected = this.selectHistory(up);
|
|
if (selected) {
|
|
// We're selecting history, so prevent the key event from doing anything else
|
|
e.preventDefault();
|
|
}
|
|
} else {
|
|
this.moveAutocompleteSelection(up);
|
|
e.preventDefault();
|
|
}
|
|
};
|
|
|
|
selectHistory = async (up) => {
|
|
const delta = up ? -1 : 1;
|
|
|
|
// True if we are not currently selecting history, but composing a message
|
|
if (this.historyManager.currentIndex === this.historyManager.history.length) {
|
|
// We can't go any further - there isn't any more history, so nop.
|
|
if (!up) {
|
|
return;
|
|
}
|
|
this.setState({
|
|
currentlyComposedEditorState: this.state.editorState,
|
|
});
|
|
} else if (this.historyManager.currentIndex + delta === this.historyManager.history.length) {
|
|
// True when we return to the message being composed currently
|
|
this.setState({
|
|
editorState: this.state.currentlyComposedEditorState,
|
|
});
|
|
this.historyManager.currentIndex = this.historyManager.history.length;
|
|
return;
|
|
}
|
|
|
|
const newContent = this.historyManager.getItem(delta, this.state.isRichtextEnabled ? 'html' : 'markdown');
|
|
if (!newContent) return false;
|
|
let editorState = EditorState.push(
|
|
this.state.editorState,
|
|
newContent,
|
|
'insert-characters',
|
|
);
|
|
|
|
// Move selection to the end of the selected history
|
|
let newSelection = SelectionState.createEmpty(newContent.getLastBlock().getKey());
|
|
newSelection = newSelection.merge({
|
|
focusOffset: newContent.getLastBlock().getLength(),
|
|
anchorOffset: newContent.getLastBlock().getLength(),
|
|
});
|
|
editorState = EditorState.forceSelection(editorState, newSelection);
|
|
|
|
this.setState({editorState});
|
|
return true;
|
|
};
|
|
|
|
onTab = async (e) => {
|
|
this.setState({
|
|
someCompletions: null,
|
|
});
|
|
e.preventDefault();
|
|
if (this.autocomplete.state.completionList.length === 0) {
|
|
// Force completions to show for the text currently entered
|
|
const completionCount = await this.autocomplete.forceComplete();
|
|
this.setState({
|
|
someCompletions: completionCount > 0,
|
|
});
|
|
// Select the first item by moving "down"
|
|
await this.moveAutocompleteSelection(false);
|
|
} else {
|
|
await this.moveAutocompleteSelection(e.shiftKey);
|
|
}
|
|
};
|
|
|
|
moveAutocompleteSelection = (up) => {
|
|
up ? this.autocomplete.onUpArrow() : this.autocomplete.onDownArrow();
|
|
};
|
|
|
|
onEscape = async (e) => {
|
|
e.preventDefault();
|
|
if (this.autocomplete) {
|
|
this.autocomplete.onEscape(e);
|
|
}
|
|
await this.setDisplayedCompletion(null); // restore originalEditorState
|
|
};
|
|
|
|
/* If passed null, restores the original editor content from state.originalEditorState.
|
|
* If passed a non-null displayedCompletion, modifies state.originalEditorState to compute new state.editorState.
|
|
*/
|
|
setDisplayedCompletion = async (displayedCompletion: ?Completion): boolean => {
|
|
const activeEditorState = this.state.originalEditorState || this.state.editorState;
|
|
|
|
if (displayedCompletion == null) {
|
|
if (this.state.originalEditorState) {
|
|
let editorState = this.state.originalEditorState;
|
|
// This is a workaround from https://github.com/facebook/draft-js/issues/458
|
|
// Due to the way we swap editorStates, Draft does not rerender at times
|
|
editorState = EditorState.forceSelection(editorState,
|
|
editorState.getSelection());
|
|
this.setState({editorState});
|
|
}
|
|
return false;
|
|
}
|
|
|
|
const {range = null, completion = '', href = null, suffix = ''} = displayedCompletion;
|
|
let contentState = activeEditorState.getCurrentContent();
|
|
|
|
let entityKey;
|
|
if (href) {
|
|
contentState = contentState.createEntity('LINK', 'IMMUTABLE', {
|
|
url: href,
|
|
isCompletion: true,
|
|
});
|
|
entityKey = contentState.getLastCreatedEntityKey();
|
|
} else if (completion === '@room') {
|
|
contentState = contentState.createEntity(ENTITY_TYPES.AT_ROOM_PILL, 'IMMUTABLE', {
|
|
isCompletion: true,
|
|
});
|
|
entityKey = contentState.getLastCreatedEntityKey();
|
|
}
|
|
|
|
let selection;
|
|
if (range) {
|
|
selection = RichText.textOffsetsToSelectionState(
|
|
range, contentState.getBlocksAsArray(),
|
|
);
|
|
} else {
|
|
selection = activeEditorState.getSelection();
|
|
}
|
|
|
|
contentState = Modifier.replaceText(contentState, selection, completion, null, entityKey);
|
|
|
|
// Move the selection to the end of the block
|
|
const afterSelection = contentState.getSelectionAfter();
|
|
if (suffix) {
|
|
contentState = Modifier.replaceText(contentState, afterSelection, suffix);
|
|
}
|
|
|
|
let editorState = EditorState.push(activeEditorState, contentState, 'insert-characters');
|
|
editorState = EditorState.forceSelection(editorState, contentState.getSelectionAfter());
|
|
this.setState({editorState, originalEditorState: activeEditorState});
|
|
|
|
// for some reason, doing this right away does not update the editor :(
|
|
// setTimeout(() => this.refs.editor.focus(), 50);
|
|
return true;
|
|
};
|
|
|
|
onFormatButtonClicked(name: "bold" | "italic" | "strike" | "code" | "underline" | "quote" | "bullet" | "numbullet", e) {
|
|
e.preventDefault(); // don't steal focus from the editor!
|
|
const command = {
|
|
code: 'code-block',
|
|
quote: 'blockquote',
|
|
bullet: 'unordered-list-item',
|
|
numbullet: 'ordered-list-item',
|
|
}[name] || name;
|
|
this.handleKeyCommand(command);
|
|
}
|
|
|
|
/* returns inline style and block type of current SelectionState so MessageComposer can render formatting
|
|
buttons. */
|
|
getSelectionInfo(editorState: EditorState) {
|
|
const styleName = {
|
|
BOLD: _td('bold'),
|
|
ITALIC: _td('italic'),
|
|
STRIKETHROUGH: _td('strike'),
|
|
UNDERLINE: _td('underline'),
|
|
};
|
|
|
|
const originalStyle = editorState.getCurrentInlineStyle().toArray();
|
|
const style = originalStyle
|
|
.map((style) => styleName[style] || null)
|
|
.filter((styleName) => !!styleName);
|
|
|
|
const blockName = {
|
|
'code-block': _td('code'),
|
|
'blockquote': _td('quote'),
|
|
'unordered-list-item': _td('bullet'),
|
|
'ordered-list-item': _td('numbullet'),
|
|
};
|
|
const originalBlockType = editorState.getCurrentContent()
|
|
.getBlockForKey(editorState.getSelection().getStartKey())
|
|
.getType();
|
|
const blockType = blockName[originalBlockType] || null;
|
|
|
|
return {
|
|
style,
|
|
blockType,
|
|
};
|
|
}
|
|
|
|
getAutocompleteQuery(contentState: ContentState) {
|
|
// Don't send markdown links to the autocompleter
|
|
return this.removeMDLinks(contentState, ['@', '#']);
|
|
}
|
|
|
|
removeMDLinks(contentState: ContentState, prefixes: string[]) {
|
|
const plaintext = contentState.getPlainText();
|
|
if (!plaintext) return '';
|
|
return plaintext.replace(REGEX_MATRIXTO_MARKDOWN_GLOBAL,
|
|
(markdownLink, text, resource, prefix, offset) => {
|
|
if (!prefixes.includes(prefix)) return markdownLink;
|
|
// Calculate the offset relative to the current block that the offset is in
|
|
let sum = 0;
|
|
const blocks = contentState.getBlocksAsArray();
|
|
let block;
|
|
for (let i = 0; i < blocks.length; i++) {
|
|
block = blocks[i];
|
|
sum += block.getLength();
|
|
if (sum > offset) {
|
|
sum -= block.getLength();
|
|
break;
|
|
}
|
|
}
|
|
offset -= sum;
|
|
|
|
const entityKey = block.getEntityAt(offset);
|
|
const entity = entityKey ? contentState.getEntity(entityKey) : null;
|
|
if (entity && entity.getData().isCompletion) {
|
|
// This is a completed mention, so do not insert MD link, just text
|
|
return text;
|
|
} else {
|
|
// This is either a MD link that was typed into the composer or another
|
|
// type of pill (e.g. room pill)
|
|
return markdownLink;
|
|
}
|
|
});
|
|
}
|
|
|
|
onMarkdownToggleClicked = (e) => {
|
|
e.preventDefault(); // don't steal focus from the editor!
|
|
this.handleKeyCommand('toggle-mode');
|
|
};
|
|
|
|
render() {
|
|
const activeEditorState = this.state.originalEditorState || this.state.editorState;
|
|
|
|
// From https://github.com/facebook/draft-js/blob/master/examples/rich/rich.html#L92
|
|
// If the user changes block type before entering any text, we can
|
|
// either style the placeholder or hide it.
|
|
let hidePlaceholder = false;
|
|
const contentState = activeEditorState.getCurrentContent();
|
|
if (!contentState.hasText()) {
|
|
if (contentState.getBlockMap().first().getType() !== 'unstyled') {
|
|
hidePlaceholder = true;
|
|
}
|
|
}
|
|
|
|
const className = classNames('mx_MessageComposer_input', {
|
|
mx_MessageComposer_input_empty: hidePlaceholder,
|
|
mx_MessageComposer_input_error: this.state.someCompletions === false,
|
|
});
|
|
|
|
const content = activeEditorState.getCurrentContent();
|
|
const selection = RichText.selectionStateToTextOffsets(activeEditorState.getSelection(),
|
|
activeEditorState.getCurrentContent().getBlocksAsArray());
|
|
|
|
return (
|
|
<div className="mx_MessageComposer_input_wrapper">
|
|
<div className="mx_MessageComposer_autocomplete_wrapper">
|
|
<Autocomplete
|
|
ref={(e) => this.autocomplete = e}
|
|
room={this.props.room}
|
|
onConfirm={this.setDisplayedCompletion}
|
|
onSelectionChange={this.setDisplayedCompletion}
|
|
query={this.getAutocompleteQuery(content)}
|
|
selection={selection}
|
|
/>
|
|
</div>
|
|
<div className={className}>
|
|
<img className="mx_MessageComposer_input_markdownIndicator mx_filterFlipColor"
|
|
onMouseDown={this.onMarkdownToggleClicked}
|
|
title={this.state.isRichtextEnabled ? _t("Markdown is disabled") : _t("Markdown is enabled")}
|
|
src={`img/button-md-${!this.state.isRichtextEnabled}.png`} />
|
|
<Editor ref="editor"
|
|
dir="auto"
|
|
placeholder={this.props.placeholder}
|
|
editorState={this.state.editorState}
|
|
onChange={this.onEditorContentChanged}
|
|
blockStyleFn={MessageComposerInput.getBlockStyle}
|
|
keyBindingFn={MessageComposerInput.getKeyBinding}
|
|
handleKeyCommand={this.handleKeyCommand}
|
|
handleReturn={this.handleReturn}
|
|
handlePastedText={this.onTextPasted}
|
|
handlePastedFiles={this.props.onFilesPasted}
|
|
stripPastedStyles={!this.state.isRichtextEnabled}
|
|
onTab={this.onTab}
|
|
onUpArrow={this.onUpArrow}
|
|
onDownArrow={this.onDownArrow}
|
|
onEscape={this.onEscape}
|
|
spellCheck={true} />
|
|
</div>
|
|
</div>
|
|
);
|
|
}
|
|
}
|
|
|
|
MessageComposerInput.propTypes = {
|
|
// a callback which is called when the height of the composer is
|
|
// changed due to a change in content.
|
|
onResize: React.PropTypes.func,
|
|
|
|
// js-sdk Room object
|
|
room: React.PropTypes.object.isRequired,
|
|
|
|
// called with current plaintext content (as a string) whenever it changes
|
|
onContentChanged: React.PropTypes.func,
|
|
|
|
onFilesPasted: React.PropTypes.func,
|
|
|
|
onInputStateChanged: React.PropTypes.func,
|
|
};
|