Create a basic HTML export tool with support only for text based events
This commit is contained in:
Jaiwanth
parent
cf384c2a54
commit
ebdb340a5c
5 changed files with 488 additions and 1 deletions
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@ -32,6 +32,8 @@ import RoomTopic from "../elements/RoomTopic";
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import RoomName from "../elements/RoomName";
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import {PlaceCallType} from "../../../CallHandler";
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import {replaceableComponent} from "../../../utils/replaceableComponent";
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import exportConversationalHistory from '../../../utils/exportUtils';
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@replaceableComponent("views.rooms.RoomHeader")
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export default class RoomHeader extends React.Component {
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@ -117,6 +119,10 @@ export default class RoomHeader extends React.Component {
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return !(currentPinEvent.getContent().pinned && currentPinEvent.getContent().pinned.length <= 0);
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}
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_exportConvertionalHistory = async () => {
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exportConversationalHistory(this.props.room);
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}
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render() {
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let searchStatus = null;
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let cancelButton = null;
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@ -244,8 +250,14 @@ export default class RoomHeader extends React.Component {
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title={_t("Video call")} />;
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}
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const exportButton = <AccessibleTooltipButton
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className="mx_RoomHeader_button mx_ImageView_button_download"
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onClick={this._exportConvertionalHistory}
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title={_t("Export conversation")} />;
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const rightRow =
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<div className="mx_RoomHeader_buttons">
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{ exportButton }
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{ videoCallButton }
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{ voiceCallButton }
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{ pinnedEventsButton }
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@ -1545,6 +1545,7 @@
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"Search": "Search",
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"Voice call": "Voice call",
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"Video call": "Video call",
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"Export conversation": "Export conversation",
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"Start a Conversation": "Start a Conversation",
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"Open dial pad": "Open dial pad",
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"Invites": "Invites",
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435
src/utils/exportUtils.js
Normal file
435
src/utils/exportUtils.js
Normal file
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@ -0,0 +1,435 @@
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import { MatrixClientPeg } from "../MatrixClientPeg";
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import { arrayFastClone } from "./arrays";
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import { TimelineWindow } from "matrix-js-sdk/src/timeline-window";
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import JSZip from "jszip";
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import { textForEvent } from "../TextForEvent";
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import streamSaver from "streamsaver";
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const wrapHTML = (content, room) => (`
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8" />
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<title>Exported Data</title>
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<meta content="width=device-width, initial-scale=1.0" name="viewport" />
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<link href="css/style.css" rel="stylesheet" />
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<script src="js/script.js" type="text/javascript"></script>
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</head>
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<body>
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<div class="page_wrap">
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<div class="page_header">
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<div class="content">
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<div class="text bold">${room.name}</div>
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</div>
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</div>
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<div class="page_body chat_page">
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<div class="history">
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${content}
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</div>
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</div>
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</div>
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</body>
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</html>
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`);
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const getTimelineConversation = (room) => {
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if (!room) return;
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const cli = MatrixClientPeg.get();
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const timelineSet = room.getUnfilteredTimelineSet();
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const timelineWindow = new TimelineWindow(
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cli, timelineSet,
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{windowLimit: Number.MAX_VALUE});
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timelineWindow.load(null, 20);
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const events = timelineWindow.getEvents();
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// Clone and reverse the events so that we preserve the order
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arrayFastClone(events)
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.reverse()
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.forEach(event => {
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cli.decryptEventIfNeeded(event);
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});
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if (!timelineWindow.canPaginate('f')) {
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events.push(...timelineSet.getPendingEvents());
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}
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return events;
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};
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const css = `
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body {
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margin: 0;
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font: 12px/18px 'Inter', 'Open Sans',"Lucida Grande","Lucida Sans Unicode",Arial,Helvetica,Verdana,sans-serif;
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}
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strong {
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font-weight: 700;
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}
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code, kbd, pre, samp {
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font-family: Menlo,Monaco,Consolas,"Courier New",monospace;
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}
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code {
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padding: 2px 4px;
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font-size: 90%;
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color: #c7254e;
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background-color: #f9f2f4;
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border-radius: 4px;
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}
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pre {
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display: block;
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margin: 0;
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line-height: 1.42857143;
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word-break: break-all;
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word-wrap: break-word;
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color: #333;
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background-color: #f5f5f5;
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border-radius: 4px;
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overflow: auto;
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padding: 3px;
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border: 1px solid #eee;
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max-height: none;
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font-size: inherit;
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}
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.clearfix:after {
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content: " ";
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visibility: hidden;
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display: block;
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height: 0;
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clear: both;
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}
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.pull_left {
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float: left;
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}
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.pull_right {
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float: right;
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}
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.page_wrap {
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background-color: #ffffff;
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color: #000000;
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}
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.page_wrap a {
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color: #168acd;
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text-decoration: none;
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}
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.page_wrap a:hover {
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text-decoration: underline;
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}
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.page_header {
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position: fixed;
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z-index: 10;
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background-color: #ffffff;
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width: 100%;
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border-bottom: 1px solid #e3e6e8;
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}
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.page_header .content {
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width: 480px;
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margin: 0 auto;
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border-radius: 0 !important;
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}
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.page_header a.content {
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background-repeat: no-repeat;
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background-position: 24px 21px;
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background-size: 24px 24px;
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}
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.bold {
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color: #212121;
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font-weight: 700;
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}
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.details {
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color: #70777b;
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}
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.page_header .content .text {
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padding: 24px 24px 22px 24px;
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font-size: 22px;
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overflow: hidden;
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text-overflow: ellipsis;
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white-space: nowrap;
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text-align: center;
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}
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.page_header a.content .text {
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padding: 24px 24px 22px 82px;
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}
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.page_body {
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padding-top: 64px;
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width: 480px;
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margin: 0 auto;
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}
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.userpic {
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display: block;
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border-radius: 50%;
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overflow: hidden;
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}
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.userpic .initials {
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display: block;
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color: #fff;
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text-align: center;
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text-transform: uppercase;
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user-select: none;
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}
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a.block_link {
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display: block;
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text-decoration: none !important;
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border-radius: 4px;
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}
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a.block_link:hover {
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text-decoration: none !important;
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background-color: #f5f7f8;
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}
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.history {
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padding: 16px 0;
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}
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.message {
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margin: 0 -10px;
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transition: background-color 2.0s ease;
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}
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div.selected {
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background-color: rgba(242,246,250,255);
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transition: background-color 0.5s ease;
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}
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.service {
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padding: 10px 24px;
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}
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.service .body {
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text-align: center;
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}
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.message .userpic .initials {
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font-size: 16px;
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}
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.default {
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padding: 10px;
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}
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.default.joined {
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margin-top: -10px;
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}
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.default .from_name {
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color: #3892db;
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font-weight: 700;
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padding-bottom: 5px;
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}
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.default .body {
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margin-left: 60px;
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}
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.default .text {
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word-wrap: break-word;
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line-height: 150%;
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}
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.default .reply_to,
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.default .media_wrap {
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padding-bottom: 5px;
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}
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.default .media {
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margin: 0 -10px;
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padding: 5px 10px;
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}
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.default .media .fill,
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.default .media .thumb {
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width: 48px;
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height: 48px;
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border-radius: 50%;
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}
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.default .media .fill {
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background-repeat: no-repeat;
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background-position: 12px 12px;
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background-size: 24px 24px;
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}
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.default .media .title,
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.default .media_poll .question {
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padding-top: 4px;
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font-size: 14px;
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}
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.default .media .description {
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color: #000000;
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padding-top: 4px;
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font-size: 13px;
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}
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.default .media .status {
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padding-top: 4px;
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font-size: 13px;
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}
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.default .photo {
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display: block;
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}
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`;
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const userColors = [
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"#64bf47",
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"#4f9cd9",
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"#9884e8",
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"#e671a5",
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"#47bcd1",
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"#ff8c44",
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];
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const createDiv = (content, id, ...classNames) => {
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return `<div class = "${classNames.join(" ")}" id = "${id}" >
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${content}
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</div>`;
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};
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//Get a color associated with a string. This is to map userId to a specific color
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const getUserColor = (userId) => {
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return userColors[userId.length % 4];
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};
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const createBody = (event, joined = false) => {
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return `
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<div class="message default clearfix ${joined ? `joined` : ``}" id="message2680">
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${!joined ? `<div class="pull_left userpic_wrap">
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<div class="userpic" style="width: 42px; height: 42px; background-color: ${getUserColor(event.sender.name)}">
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<div class="initials" style="line-height: 42px">${event.sender.name[0]}</div>
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</div>
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</div>` : ``}
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<div class="body">
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<div class="pull_right date details" title="${new Date(event._localTimestamp)}">${new Date(event._localTimestamp).toLocaleTimeString().slice(0, -3)}</div>
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${!joined ? `<div class="from_name" style="color:${getUserColor(event.sender.name)}">
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${event.sender.name}
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</div>`: ``}
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<div class="text"> ${event.getContent().body} </div>
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</div>
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</div>
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`;
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};
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const replyAnchor = (eventId) => {
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return `<a href = "#${eventId}">this message</a>}`;
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};
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const _isReply = (event) => {
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const relatesTo = event.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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const dateSeparator = (event, prevEvent) => {
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const prevDate = prevEvent ? new Date(prevEvent._localTimestamp) : null;
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const currDate = new Date(event._localTimestamp);
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if (!prevDate || currDate.setHours(0, 0, 0, 0) !== prevDate.setHours(0, 0, 0, 0)) {
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return `
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<div class="message service">
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<div class="body details">
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${new Date(event._localTimestamp)
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.toLocaleString("en-us", {year: "numeric", month: "long", day: "numeric" })}
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</div>
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</div>
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`;
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}
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return "";
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};
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const createHTML = (events, room) => {
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let content = "";
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let prevEvent = null;
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for (const event of events) {
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content += dateSeparator(event, prevEvent);
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if (event.getContent().msgtype === "m.text") {
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const shouldBeJoined = prevEvent && prevEvent.getContent().msgtype === "m.text"
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&& event.sender.userId === prevEvent.sender.userId && !dateSeparator(event, prevEvent);
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const body = createBody(event, shouldBeJoined);
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content += body;
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} else {
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content += `
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<div class="message service" id="${event.getId()}">
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<div class="body details">
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${textForEvent(event)}
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</div>
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</div>
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`;
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}
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prevEvent = event;
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}
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return wrapHTML(content, room);
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};
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const exportConversationalHistory = async (room) => {
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const res = getTimelineConversation(room);
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const html = createHTML(res, room);
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const zip = new JSZip();
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zip.file("css/style.css", css);
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zip.file("index.html", html);
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const filename = `matrix-export-${new Date().toISOString()}.zip`;
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//Generate the zip file asynchronously
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const blob = await zip.generateAsync({ type: "blob" });
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//Create a writable stream to the directory
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const fileStream = streamSaver.createWriteStream(filename, blob.size);
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const writer = fileStream.getWriter();
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// console.log(blob.size);
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// Here we chunk the blob into pieces of 10 MiB
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const sliceSize = 10 * 1e6;
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for (let fPointer = 0; fPointer < blob.size; fPointer += sliceSize) {
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// console.log(fPointer);
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const blobPiece = blob.slice(fPointer, fPointer + sliceSize);
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const reader = new FileReader();
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const waiter = new Promise((resolve, reject) => {
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reader.onloadend = evt => {
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const arrayBufferNew = evt.target.result;
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const uint8ArrayNew = new Uint8Array(arrayBufferNew);
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// Buffer.from(reader.result)
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writer.write(uint8ArrayNew);
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resolve();
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};
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reader.readAsArrayBuffer(blobPiece);
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});
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await waiter;
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}
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writer.close();
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};
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export default exportConversationalHistory;
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