2019-05-06 15:41:15 +00:00
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/*
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Copyright 2019 New Vector Ltd
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2019-05-22 14:16:32 +00:00
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Copyright 2019 The Matrix.org Foundation C.I.C.
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2019-05-06 15:41:15 +00:00
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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 sdk from '../../../index';
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import {_t} from '../../../languageHandler';
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import PropTypes from 'prop-types';
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import dis from '../../../dispatcher';
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2019-05-07 14:27:09 +00:00
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import EditorModel from '../../../editor/model';
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2019-05-13 15:42:00 +00:00
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import {getCaretOffsetAndText} from '../../../editor/dom';
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2019-08-21 09:26:21 +00:00
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import {htmlSerializeIfNeeded, textSerialize, containsEmote, stripEmoteCommand} from '../../../editor/serialize';
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2019-05-27 14:22:55 +00:00
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import {findEditableEvent} from '../../../utils/EventUtils';
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2019-05-14 09:53:42 +00:00
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import {parseEvent} from '../../../editor/deserialize';
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2019-08-05 13:27:40 +00:00
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import {PartCreator} from '../../../editor/parts';
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2019-06-12 16:52:34 +00:00
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import EditorStateTransfer from '../../../utils/EditorStateTransfer';
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import {MatrixClient} from 'matrix-js-sdk';
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2019-05-21 10:18:20 +00:00
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import classNames from 'classnames';
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2019-07-02 12:52:29 +00:00
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import {EventStatus} from 'matrix-js-sdk';
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2019-08-05 13:27:40 +00:00
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import BasicMessageComposer from "./BasicMessageComposer";
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2019-10-09 18:59:11 +00:00
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import {Key} from "../../../Keyboard";
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2019-08-01 09:27:09 +00:00
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2019-07-08 13:25:44 +00:00
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function _isReply(mxEvent) {
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const relatesTo = mxEvent.getContent()["m.relates_to"];
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const isReply = !!(relatesTo && relatesTo["m.in_reply_to"]);
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return isReply;
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}
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function getHtmlReplyFallback(mxEvent) {
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const html = mxEvent.getContent().formatted_body;
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if (!html) {
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return "";
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}
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const rootNode = new DOMParser().parseFromString(html, "text/html").body;
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const mxReply = rootNode.querySelector("mx-reply");
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return (mxReply && mxReply.outerHTML) || "";
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}
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function getTextReplyFallback(mxEvent) {
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const body = mxEvent.getContent().body;
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const lines = body.split("\n").map(l => l.trim());
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if (lines.length > 2 && lines[0].startsWith("> ") && lines[1].length === 0) {
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return `${lines[0]}\n\n`;
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}
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return "";
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}
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function createEditContent(model, editedEvent) {
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2019-08-21 09:26:21 +00:00
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const isEmote = containsEmote(model);
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if (isEmote) {
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model = stripEmoteCommand(model);
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}
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const isReply = _isReply(editedEvent);
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let plainPrefix = "";
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let htmlPrefix = "";
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if (isReply) {
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plainPrefix = getTextReplyFallback(editedEvent);
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htmlPrefix = getHtmlReplyFallback(editedEvent);
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}
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const body = textSerialize(model);
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const newContent = {
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"msgtype": isEmote ? "m.emote" : "m.text",
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"body": plainPrefix + body,
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};
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const contentBody = {
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msgtype: newContent.msgtype,
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body: `${plainPrefix} * ${body}`,
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};
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2019-07-08 14:55:56 +00:00
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const formattedBody = htmlSerializeIfNeeded(model, {forceHTML: isReply});
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if (formattedBody) {
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newContent.format = "org.matrix.custom.html";
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newContent.formatted_body = htmlPrefix + formattedBody;
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contentBody.format = newContent.format;
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contentBody.formatted_body = `${htmlPrefix} * ${formattedBody}`;
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}
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return Object.assign({
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"m.new_content": newContent,
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"m.relates_to": {
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"rel_type": "m.replace",
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"event_id": editedEvent.getId(),
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},
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}, contentBody);
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}
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2019-08-05 13:27:40 +00:00
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export default class EditMessageComposer extends React.Component {
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static propTypes = {
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// the message event being edited
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editState: PropTypes.instanceOf(EditorStateTransfer).isRequired,
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};
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static contextTypes = {
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matrixClient: PropTypes.instanceOf(MatrixClient).isRequired,
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};
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constructor(props, context) {
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super(props, context);
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this.model = null;
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this._editorRef = null;
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2019-09-09 17:12:52 +00:00
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this.state = {
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saveDisabled: true,
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};
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}
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2019-08-05 13:27:40 +00:00
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_setEditorRef = ref => {
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this._editorRef = ref;
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};
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2019-05-24 12:42:33 +00:00
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_getRoom() {
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return this.context.matrixClient.getRoom(this.props.editState.getEvent().getRoomId());
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}
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2019-05-09 13:00:48 +00:00
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_onKeyDown = (event) => {
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// ignore any keypress while doing IME compositions
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if (this._editorRef.isComposing(event)) {
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return;
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}
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2019-05-17 09:22:02 +00:00
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if (event.metaKey || event.altKey || event.shiftKey) {
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return;
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}
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if (event.key === Key.ENTER) {
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2019-05-17 09:22:02 +00:00
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this._sendEdit();
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event.preventDefault();
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2019-10-09 18:59:11 +00:00
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} else if (event.key === Key.ESCAPE) {
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this._cancelEdit();
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} else if (event.key === Key.ARROW_UP) {
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if (this._editorRef.isModified() || !this._editorRef.isCaretAtStart()) {
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2019-05-24 12:42:33 +00:00
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return;
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}
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2019-06-12 16:52:34 +00:00
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const previousEvent = findEditableEvent(this._getRoom(), false, this.props.editState.getEvent().getId());
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2019-05-24 12:42:33 +00:00
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if (previousEvent) {
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dis.dispatch({action: 'edit_event', event: previousEvent});
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event.preventDefault();
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}
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2019-10-09 18:59:11 +00:00
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} else if (event.key === Key.ARROW_DOWN) {
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2019-08-05 13:27:40 +00:00
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if (this._editorRef.isModified() || !this._editorRef.isCaretAtEnd()) {
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2019-05-24 12:42:33 +00:00
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return;
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}
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2019-06-12 16:52:34 +00:00
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const nextEvent = findEditableEvent(this._getRoom(), true, this.props.editState.getEvent().getId());
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2019-05-24 12:42:33 +00:00
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if (nextEvent) {
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dis.dispatch({action: 'edit_event', event: nextEvent});
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} else {
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dis.dispatch({action: 'edit_event', event: null});
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2019-07-23 07:13:51 +00:00
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dis.dispatch({action: 'focus_composer'});
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2019-05-24 12:42:33 +00:00
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}
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event.preventDefault();
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2019-05-09 13:00:48 +00:00
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}
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2019-05-06 15:41:15 +00:00
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}
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2019-05-17 14:35:14 +00:00
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_cancelEdit = () => {
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2019-05-06 15:41:15 +00:00
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dis.dispatch({action: "edit_event", event: null});
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2019-07-23 07:13:51 +00:00
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dis.dispatch({action: 'focus_composer'});
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2019-05-06 15:41:15 +00:00
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}
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2019-09-10 07:51:27 +00:00
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_isContentModified(newContent) {
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2019-06-13 21:56:32 +00:00
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// if nothing has changed then bail
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const oldContent = this.props.editState.getEvent().getContent();
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2019-08-05 13:27:40 +00:00
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if (!this._editorRef.isModified() ||
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2019-06-29 05:52:19 +00:00
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(oldContent["msgtype"] === newContent["msgtype"] && oldContent["body"] === newContent["body"] &&
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2019-06-13 21:56:32 +00:00
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oldContent["format"] === newContent["format"] &&
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2019-06-29 05:52:19 +00:00
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oldContent["formatted_body"] === newContent["formatted_body"])) {
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return false;
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2019-06-13 21:56:32 +00:00
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}
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2019-07-08 13:25:44 +00:00
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return true;
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}
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2019-06-13 21:56:32 +00:00
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2019-07-08 13:25:44 +00:00
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_sendEdit = () => {
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const editedEvent = this.props.editState.getEvent();
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const editContent = createEditContent(this.model, editedEvent);
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const newContent = editContent["m.new_content"];
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2019-09-09 17:12:52 +00:00
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2019-09-10 07:51:27 +00:00
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// If content is modified then send an updated event into the room
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if (this._isContentModified(newContent)) {
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2019-09-09 17:12:52 +00:00
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const roomId = editedEvent.getRoomId();
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this._cancelPreviousPendingEdit();
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this.context.matrixClient.sendMessage(roomId, editContent);
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2019-07-08 13:25:44 +00:00
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}
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2019-05-14 09:37:57 +00:00
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2019-09-10 07:51:27 +00:00
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// close the event editing and focus composer
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2019-05-14 09:37:57 +00:00
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dis.dispatch({action: "edit_event", event: null});
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2019-07-23 07:13:51 +00:00
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dis.dispatch({action: 'focus_composer'});
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2019-09-09 17:12:52 +00:00
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};
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2019-05-14 09:37:57 +00:00
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2019-07-02 12:52:29 +00:00
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_cancelPreviousPendingEdit() {
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const originalEvent = this.props.editState.getEvent();
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const previousEdit = originalEvent.replacingEvent();
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2019-07-02 16:30:57 +00:00
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if (previousEdit && (
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previousEdit.status === EventStatus.QUEUED ||
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previousEdit.status === EventStatus.NOT_SENT
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)) {
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2019-07-02 12:52:29 +00:00
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this.context.matrixClient.cancelPendingEvent(previousEdit);
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}
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}
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2019-06-12 16:52:34 +00:00
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componentWillUnmount() {
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const sel = document.getSelection();
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const {caret} = getCaretOffsetAndText(this._editorRef, sel);
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const parts = this.model.serializeParts();
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this.props.editState.setEditorState(caret, parts);
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}
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2019-08-05 13:27:40 +00:00
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componentWillMount() {
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2019-08-01 09:26:20 +00:00
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this._createEditorModel();
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2019-05-08 12:31:43 +00:00
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}
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2019-06-12 16:52:34 +00:00
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_createEditorModel() {
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const {editState} = this.props;
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const room = this._getRoom();
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const partCreator = new PartCreator(room, this.context.matrixClient);
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2019-06-12 16:52:34 +00:00
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let parts;
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if (editState.hasEditorState()) {
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// if restoring state from a previous editor,
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// restore serialized parts from the state
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parts = editState.getSerializedParts().map(p => partCreator.deserializePart(p));
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} else {
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// otherwise, parse the body of the event
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parts = parseEvent(editState.getEvent(), partCreator);
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2019-06-12 16:52:34 +00:00
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}
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this.model = new EditorModel(parts, partCreator);
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2019-06-12 16:52:34 +00:00
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}
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2019-08-01 09:28:01 +00:00
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_getInitialCaretPosition() {
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2019-06-12 16:52:34 +00:00
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const {editState} = this.props;
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let caretPosition;
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if (editState.hasEditorState()) {
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// if restoring state from a previous editor,
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// restore caret position from the state
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const caret = editState.getCaret();
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caretPosition = this.model.positionForOffset(caret.offset, caret.atNodeEnd);
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} else {
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// otherwise, set it at the end
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caretPosition = this.model.getPositionAtEnd();
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}
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2019-08-01 09:28:01 +00:00
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return caretPosition;
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2019-06-12 16:52:34 +00:00
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}
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2019-09-09 17:12:52 +00:00
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_onChange = () => {
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2019-09-11 16:29:52 +00:00
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if (!this.state.saveDisabled || !this._editorRef || !this._editorRef.isModified()) {
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2019-09-09 17:12:52 +00:00
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return;
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}
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this.setState({
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saveDisabled: false,
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2019-09-09 17:12:52 +00:00
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});
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};
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2019-05-06 15:41:15 +00:00
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render() {
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const AccessibleButton = sdk.getComponent('elements.AccessibleButton');
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2019-08-06 14:31:21 +00:00
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return (<div className={classNames("mx_EditMessageComposer", this.props.className)} onKeyDown={this._onKeyDown}>
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<BasicMessageComposer
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ref={this._setEditorRef}
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model={this.model}
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room={this._getRoom()}
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initialCaret={this.props.editState.getCaret()}
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2019-08-06 15:03:16 +00:00
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label={_t("Edit message")}
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2019-09-09 17:12:52 +00:00
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onChange={this._onChange}
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2019-08-06 14:31:21 +00:00
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/>
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<div className="mx_EditMessageComposer_buttons">
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<AccessibleButton kind="secondary" onClick={this._cancelEdit}>{_t("Cancel")}</AccessibleButton>
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2019-09-11 16:29:52 +00:00
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<AccessibleButton kind="primary" onClick={this._sendEdit} disabled={this.state.saveDisabled}>
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{_t("Save")}
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</AccessibleButton>
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2019-08-06 14:31:21 +00:00
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</div>
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</div>);
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2019-05-06 15:41:15 +00:00
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}
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}
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