477 lines
12 KiB
TypeScript
477 lines
12 KiB
TypeScript
|
|
import streamSaver from "streamsaver";
|
|
import JSZip from "jszip";
|
|
import { decryptFile } from "../DecryptFile";
|
|
import { mediaFromContent, mediaFromMxc } from "../../customisations/Media";
|
|
import { textForEvent } from "../../TextForEvent";
|
|
import Room from 'matrix-js-sdk/src/models/room';
|
|
import { MatrixEvent } from "matrix-js-sdk/src/models/event";
|
|
|
|
const wrapHTML = (content: string, room: Room) => (`
|
|
<!DOCTYPE html>
|
|
<html>
|
|
<head>
|
|
<meta charset="utf-8" />
|
|
<title>Exported Data</title>
|
|
<meta content="width=device-width, initial-scale=1.0" name="viewport" />
|
|
<link href="css/style.css" rel="stylesheet" />
|
|
<script src="js/script.js" type="text/javascript"></script>
|
|
</head>
|
|
<body>
|
|
<div class="page_wrap">
|
|
<div class="page_header">
|
|
<div class="content">
|
|
<div class="text bold">${room.name}</div>
|
|
</div>
|
|
</div>
|
|
<div class="page_body chat_page">
|
|
<div class="history">
|
|
${content}
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</body>
|
|
</html>
|
|
`);
|
|
|
|
|
|
const css = `
|
|
body {
|
|
margin: 0;
|
|
font: 12px/18px 'Inter', 'Open Sans',"Lucida Grande","Lucida Sans Unicode",Arial,Helvetica,Verdana,sans-serif;
|
|
}
|
|
|
|
strong {
|
|
font-weight: 700;
|
|
}
|
|
|
|
code, kbd, pre, samp {
|
|
font-family: Menlo,Monaco,Consolas,"Courier New",monospace;
|
|
}
|
|
|
|
code {
|
|
padding: 2px 4px;
|
|
font-size: 90%;
|
|
color: #c7254e;
|
|
background-color: #f9f2f4;
|
|
border-radius: 4px;
|
|
}
|
|
|
|
pre {
|
|
display: block;
|
|
margin: 0;
|
|
line-height: 1.42857143;
|
|
word-break: break-all;
|
|
word-wrap: break-word;
|
|
color: #333;
|
|
background-color: #f5f5f5;
|
|
border-radius: 4px;
|
|
overflow: auto;
|
|
padding: 3px;
|
|
border: 1px solid #eee;
|
|
max-height: none;
|
|
font-size: inherit;
|
|
}
|
|
|
|
.clearfix:after {
|
|
content: " ";
|
|
visibility: hidden;
|
|
display: block;
|
|
height: 0;
|
|
clear: both;
|
|
}
|
|
|
|
.pull_left {
|
|
float: left;
|
|
}
|
|
|
|
.pull_right {
|
|
float: right;
|
|
}
|
|
|
|
.page_wrap {
|
|
background-color: #ffffff;
|
|
color: #000000;
|
|
}
|
|
|
|
.page_wrap a {
|
|
color: #168acd;
|
|
text-decoration: none;
|
|
}
|
|
|
|
.page_wrap a:hover {
|
|
text-decoration: underline;
|
|
}
|
|
|
|
.page_header {
|
|
position: fixed;
|
|
z-index: 10;
|
|
background-color: #ffffff;
|
|
width: 100%;
|
|
border-bottom: 1px solid #e3e6e8;
|
|
}
|
|
|
|
.page_header .content {
|
|
width: 480px;
|
|
margin: 0 auto;
|
|
border-radius: 0 !important;
|
|
}
|
|
|
|
.page_header a.content {
|
|
background-repeat: no-repeat;
|
|
background-position: 24px 21px;
|
|
background-size: 24px 24px;
|
|
}
|
|
|
|
.bold {
|
|
color: #212121;
|
|
font-weight: 700;
|
|
}
|
|
|
|
.details {
|
|
color: #70777b;
|
|
}
|
|
|
|
.page_header .content .text {
|
|
padding: 24px 24px 22px 24px;
|
|
font-size: 22px;
|
|
overflow: hidden;
|
|
text-overflow: ellipsis;
|
|
white-space: nowrap;
|
|
text-align: center;
|
|
}
|
|
|
|
.page_header a.content .text {
|
|
padding: 24px 24px 22px 82px;
|
|
}
|
|
|
|
.page_body {
|
|
padding-top: 64px;
|
|
width: 700px;
|
|
margin: 0 auto;
|
|
}
|
|
|
|
.userpic {
|
|
display: block;
|
|
border-radius: 50%;
|
|
overflow: hidden;
|
|
}
|
|
|
|
.userpic .initials {
|
|
display: block;
|
|
color: #fff;
|
|
text-align: center;
|
|
text-transform: uppercase;
|
|
user-select: none;
|
|
}
|
|
|
|
a.block_link {
|
|
display: block;
|
|
text-decoration: none !important;
|
|
border-radius: 4px;
|
|
}
|
|
|
|
a.block_link:hover {
|
|
text-decoration: none !important;
|
|
background-color: #f5f7f8;
|
|
}
|
|
|
|
.history {
|
|
padding: 16px 0;
|
|
}
|
|
|
|
.message {
|
|
margin: 0 -10px;
|
|
transition: background-color 2.0s ease;
|
|
}
|
|
|
|
div.selected {
|
|
background-color: rgba(242,246,250,255);
|
|
transition: background-color 0.5s ease;
|
|
}
|
|
|
|
.service {
|
|
padding: 10px 24px;
|
|
}
|
|
|
|
.service .body {
|
|
text-align: center;
|
|
}
|
|
|
|
.message .userpic .initials {
|
|
font-size: 16px;
|
|
}
|
|
|
|
.default {
|
|
padding: 10px;
|
|
}
|
|
|
|
.default.joined {
|
|
margin-top: -10px;
|
|
}
|
|
|
|
.default .from_name {
|
|
font-weight: 700;
|
|
padding-bottom: 5px;
|
|
}
|
|
|
|
.default .body {
|
|
margin-left: 60px;
|
|
}
|
|
|
|
.default .text {
|
|
word-wrap: break-word;
|
|
line-height: 150%;
|
|
}
|
|
|
|
.default .reply_to,
|
|
.default .media_wrap {
|
|
padding-bottom: 5px;
|
|
}
|
|
|
|
.default .media {
|
|
margin: 0 -10px;
|
|
padding: 5px 10px;
|
|
}
|
|
|
|
.default .media .fill,
|
|
.default .media .thumb {
|
|
width: 48px;
|
|
height: 48px;
|
|
border-radius: 50%;
|
|
}
|
|
|
|
.default .media .fill {
|
|
background-repeat: no-repeat;
|
|
background-position: 12px 12px;
|
|
background-size: 24px 24px;
|
|
}
|
|
|
|
.default .media .title,
|
|
.default .media_poll .question {
|
|
padding-top: 4px;
|
|
font-size: 14px;
|
|
}
|
|
|
|
.default .media .description {
|
|
color: #000000;
|
|
padding-top: 4px;
|
|
font-size: 13px;
|
|
}
|
|
|
|
.default .media .status {
|
|
padding-top: 4px;
|
|
font-size: 13px;
|
|
}
|
|
|
|
.default .photo {
|
|
display: block;
|
|
}
|
|
`;
|
|
|
|
|
|
const userColors = [
|
|
"#64bf47",
|
|
"#4f9cd9",
|
|
"#9884e8",
|
|
];
|
|
|
|
//Get a color associated with string length. This is to map userId to a specific color
|
|
const getUserColor = (userId: string) => {
|
|
return userColors[userId.length % 4];
|
|
};
|
|
|
|
|
|
const getUserPic = async (event: MatrixEvent) => {
|
|
const member = event.sender;
|
|
if (!member.getMxcAvatarUrl()) {
|
|
return `
|
|
<div class="pull_left userpic_wrap">
|
|
<div class="userpic" style="width: 42px;height: 42px;background-color: ${getUserColor(member.userId)}">
|
|
<div class="initials" style="line-height: 42px;" src="users/${member.userId}">
|
|
${event.sender.name[0]}
|
|
</div>
|
|
</div>
|
|
</div>
|
|
`;
|
|
} else {
|
|
const imageUrl = mediaFromMxc(member.getMxcAvatarUrl()).getThumbnailOfSourceHttp(42, 42, "crop");
|
|
|
|
if (!avatars.has(member.userId)) {
|
|
avatars.set(member.userId, true);
|
|
const image = await fetch(imageUrl);
|
|
const blob = await image.blob();
|
|
zip.file(`users/${member.userId}`, blob);
|
|
}
|
|
|
|
return `
|
|
<div class="pull_left userpic_wrap">
|
|
<div class="userpic" style="width: 42px; height: 42px;">
|
|
<img class="initials" style="width: 42px;height: 42px;line-height:42px;" src="users/${member.userId}"/>
|
|
</div>
|
|
</div>
|
|
`;
|
|
}
|
|
};
|
|
|
|
//Gets the event_id of an event to which an event is replied
|
|
const getBaseEventId = (event: MatrixEvent) => {
|
|
const isEncrypted = event.isEncrypted();
|
|
|
|
// If encrypted, in_reply_to lies in event.event.content
|
|
const content = isEncrypted ? event.event.content : event.getContent();
|
|
const relatesTo = content["m.relates_to"];
|
|
return (relatesTo && relatesTo["m.in_reply_to"]) ? relatesTo["m.in_reply_to"]["event_id"] : null;
|
|
};
|
|
|
|
|
|
const dateSeparator = (event: MatrixEvent, prevEvent: MatrixEvent) => {
|
|
const prevDate = prevEvent ? new Date(prevEvent.getTs()) : null;
|
|
const currDate = new Date(event.getTs());
|
|
if (!prevDate || currDate.setHours(0, 0, 0, 0) !== prevDate.setHours(0, 0, 0, 0)) {
|
|
return `
|
|
<div class="message service">
|
|
<div class="body details">
|
|
${new Date(event.getTs())
|
|
.toLocaleString("en-us", {year: "numeric", month: "long", day: "numeric" })}
|
|
</div>
|
|
</div>
|
|
`;
|
|
}
|
|
return "";
|
|
};
|
|
|
|
const getImageData = async (event: MatrixEvent) => {
|
|
let blob: Blob;
|
|
try {
|
|
const isEncrypted = event.isEncrypted();
|
|
const content = event.getContent();
|
|
if (isEncrypted) {
|
|
blob = await decryptFile(content.file);
|
|
} else {
|
|
const media = mediaFromContent(event.getContent());
|
|
const image = await fetch(media.srcHttp);
|
|
blob = await image.blob();
|
|
}
|
|
} catch (err) {
|
|
console.log("Error decrypting image");
|
|
}
|
|
return blob;
|
|
};
|
|
|
|
|
|
const createMessageBody = async (event: MatrixEvent, joined = false, isReply = false, replyId = null) => {
|
|
const userPic = await getUserPic(event);
|
|
let messageBody = "";
|
|
switch (event.getContent().msgtype) {
|
|
case "m.text":
|
|
messageBody = `<div class="text"> ${event.getContent().body} </div>`;
|
|
break;
|
|
case "m.image": {
|
|
messageBody = `
|
|
<a class="photo_wrap clearfix pull_left" href="images/${event.getId()}.png">
|
|
<img class="photo" src="images/${event.getId()}.png" style="max-width: 600px; max-height: 500px;">
|
|
</a>`;
|
|
const blob = await getImageData(event);
|
|
zip.file(`images/${event.getId()}.png`, blob);
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return `
|
|
<div class="message default clearfix ${joined ? `joined` : ``}" id="${event.getId()}">
|
|
${!joined ? userPic : ``}
|
|
<div class="body">
|
|
<div class="pull_right date details" title="${new Date(event.getTs())}">
|
|
${new Date(event.getTs()).toLocaleTimeString().slice(0, -3)}
|
|
</div>
|
|
${!joined ? `<div class="from_name" style="color:${getUserColor(event.sender.name)}">
|
|
${event.sender.name}
|
|
</div>`: ``}
|
|
${isReply ?
|
|
`<div class="reply_to details">
|
|
In reply to <a href="#${replyId}">this message</a>
|
|
</div>`: ``}
|
|
${messageBody}
|
|
</div>
|
|
</div>
|
|
`;
|
|
};
|
|
|
|
|
|
const createHTML = async (events: MatrixEvent[], room: Room) => {
|
|
let content = "";
|
|
let prevEvent = null;
|
|
for (const event of events) {
|
|
content += dateSeparator(event, prevEvent);
|
|
|
|
if (event.getType() === "m.room.message") {
|
|
const replyTo = getBaseEventId(event);
|
|
const shouldBeJoined = prevEvent && prevEvent.getContent().msgtype === "m.text"
|
|
&& event.sender.userId === prevEvent.sender.userId && !dateSeparator(event, prevEvent) && !replyTo;
|
|
|
|
const body = await createMessageBody(event, shouldBeJoined, !!replyTo, replyTo);
|
|
content += body;
|
|
} else {
|
|
const eventText = textForEvent(event);
|
|
content += eventText ? `
|
|
<div class="message service" id="${event.getId()}">
|
|
<div class="body details">
|
|
${textForEvent(event)}
|
|
</div>
|
|
</div>
|
|
` : "";
|
|
}
|
|
prevEvent = event;
|
|
}
|
|
return wrapHTML(content, room);
|
|
};
|
|
|
|
const avatars = new Map();
|
|
let zip;
|
|
|
|
const exportAsHTML = async (res: MatrixEvent[], room: Room) => {
|
|
zip = new JSZip();
|
|
|
|
const html = await createHTML(res, room);
|
|
|
|
zip.file("index.html", html);
|
|
zip.file("css/style.css", css);
|
|
|
|
avatars.clear();
|
|
|
|
const filename = `matrix-export-${new Date().toISOString()}.zip`;
|
|
|
|
//Generate the zip file asynchronously
|
|
const blob = await zip.generateAsync({ type: "blob" });
|
|
|
|
//Create a writable stream to the directory
|
|
const fileStream = streamSaver.createWriteStream(filename, blob.size);
|
|
const writer = fileStream.getWriter();
|
|
|
|
// Here we chunk the blob into pieces of 10 MB, the size might be dynamically generated.
|
|
// This can be used to keep track of the progress
|
|
const sliceSize = 10 * 1e6;
|
|
for (let fPointer = 0; fPointer < blob.size; fPointer += sliceSize) {
|
|
// console.log(fPointer);
|
|
const blobPiece = blob.slice(fPointer, fPointer + sliceSize);
|
|
const reader = new FileReader();
|
|
|
|
const waiter = new Promise<void>((resolve, reject) => {
|
|
reader.onloadend = evt => {
|
|
const arrayBufferNew: any = evt.target.result;
|
|
const uint8ArrayNew = new Uint8Array(arrayBufferNew);
|
|
// Buffer.from(reader.result)
|
|
writer.write(uint8ArrayNew);
|
|
resolve();
|
|
};
|
|
reader.readAsArrayBuffer(blobPiece);
|
|
});
|
|
await waiter;
|
|
}
|
|
writer.close();
|
|
}
|
|
|
|
export default exportAsHTML;
|