Allow rendering messages as plaintext (#805)

* Parse room input from user id and emoji

* Add more plain outputs

* Add reply support

* Always include formatted reply

* Add room mention parser

* Allow single linebreak after codeblock

* Remove margin from math display blocks

* Escape shrug

* Rewrite HTML tag function

* Normalize def keys

* Fix embedding replies into replies

* Don't add margin to file name

* Collapse spaces in HTML message body

* Don't crash with no plaintext rendering

* Add blockquote support

* Remove ref support

* Fix image html rendering

* Remove debug output

* Remove duplicate default option value

* Add table plain rendering support

* Correctly handle paragraph padding when mixed with block content

* Simplify links if possible

* Make blockquote plain rendering better

* Don't error when emojis are matching but not found

* Allow plain only messages with newlines

* Set user id as user mention fallback

* Fix mixed up variable name

* Replace replaceAll with replace
This commit is contained in:
ginnyTheCat 2022-09-14 11:00:06 +02:00 committed by GitHub
parent efda9991f2
commit 15c1f6dadf
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10 changed files with 368 additions and 211 deletions

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@ -1,5 +1,6 @@
import React, { useEffect, useRef } from 'react'; import React, { useEffect, useRef } from 'react';
import PropTypes from 'prop-types'; import PropTypes from 'prop-types';
import './Math.scss';
import katex from 'katex'; import katex from 'katex';
import 'katex/dist/katex.min.css'; import 'katex/dist/katex.min.css';

View file

@ -0,0 +1,3 @@
.katex-display {
margin: 0 !important;
}

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@ -8,7 +8,9 @@ import './Message.scss';
import { twemojify } from '../../../util/twemojify'; import { twemojify } from '../../../util/twemojify';
import initMatrix from '../../../client/initMatrix'; import initMatrix from '../../../client/initMatrix';
import { getUsername, getUsernameOfRoomMember, parseReply } from '../../../util/matrixUtil'; import {
getUsername, getUsernameOfRoomMember, parseReply, trimHTMLReply,
} from '../../../util/matrixUtil';
import colorMXID from '../../../util/colorMXID'; import colorMXID from '../../../util/colorMXID';
import { getEventCords } from '../../../util/common'; import { getEventCords } from '../../../util/common';
import { redactEvent, sendReaction } from '../../../client/action/roomTimeline'; import { redactEvent, sendReaction } from '../../../client/action/roomTimeline';
@ -248,7 +250,7 @@ const MessageBody = React.memo(({
if (!isCustomHTML) { if (!isCustomHTML) {
// If this is a plaintext message, wrap it in a <p> element (automatically applying // If this is a plaintext message, wrap it in a <p> element (automatically applying
// white-space: pre-wrap) in order to preserve newlines // white-space: pre-wrap) in order to preserve newlines
content = (<p>{content}</p>); content = (<p className="message__body-plain">{content}</p>);
} }
return ( return (
@ -729,23 +731,23 @@ function Message({
let { body } = content; let { body } = content;
const username = mEvent.sender ? getUsernameOfRoomMember(mEvent.sender) : getUsername(senderId); const username = mEvent.sender ? getUsernameOfRoomMember(mEvent.sender) : getUsername(senderId);
const avatarSrc = mEvent.sender?.getAvatarUrl(initMatrix.matrixClient.baseUrl, 36, 36, 'crop') ?? null; const avatarSrc = mEvent.sender?.getAvatarUrl(initMatrix.matrixClient.baseUrl, 36, 36, 'crop') ?? null;
let isCustomHTML = content.format === 'org.matrix.custom.html';
let customHTML = isCustomHTML ? content.formatted_body : null;
const edit = useCallback(() => { const edit = useCallback(() => {
setEdit(eventId); setEdit(eventId);
}, []); }, []);
const reply = useCallback(() => { const reply = useCallback(() => {
replyTo(senderId, mEvent.getId(), body); replyTo(senderId, mEvent.getId(), body, customHTML);
}, [body]); }, [body, customHTML]);
if (msgType === 'm.emote') className.push('message--type-emote'); if (msgType === 'm.emote') className.push('message--type-emote');
let isCustomHTML = content.format === 'org.matrix.custom.html';
const isEdited = roomTimeline ? editedTimeline.has(eventId) : false; const isEdited = roomTimeline ? editedTimeline.has(eventId) : false;
const haveReactions = roomTimeline const haveReactions = roomTimeline
? reactionTimeline.has(eventId) || !!mEvent.getServerAggregatedRelation('m.annotation') ? reactionTimeline.has(eventId) || !!mEvent.getServerAggregatedRelation('m.annotation')
: false; : false;
const isReply = !!mEvent.replyEventId; const isReply = !!mEvent.replyEventId;
let customHTML = isCustomHTML ? content.formatted_body : null;
if (isEdited) { if (isEdited) {
const editedList = editedTimeline.get(eventId); const editedList = editedTimeline.get(eventId);
@ -755,6 +757,7 @@ function Message({
if (isReply) { if (isReply) {
body = parseReply(body)?.body ?? body; body = parseReply(body)?.body ?? body;
customHTML = trimHTMLReply(customHTML);
} }
if (typeof body !== 'string') body = ''; if (typeof body !== 'string') body = '';

View file

@ -163,7 +163,7 @@
.message__body { .message__body {
word-break: break-word; word-break: break-word;
& > .text > * { & > .text > .message__body-plain {
white-space: pre-wrap; white-space: pre-wrap;
} }
@ -174,8 +174,8 @@
white-space: initial !important; white-space: initial !important;
} }
& p:not(:last-child) { & > .text > p + p {
margin-bottom: var(--sp-normal); margin-top: var(--sp-normal);
} }
& span[data-mx-pill] { & span[data-mx-pill] {

View file

@ -143,9 +143,11 @@ function RoomViewInput({
textAreaRef.current.focus(); textAreaRef.current.focus();
} }
function setUpReply(userId, eventId, body) { function setUpReply(userId, eventId, body, formattedBody) {
setReplyTo({ userId, eventId, body }); setReplyTo({ userId, eventId, body });
roomsInput.setReplyTo(roomId, { userId, eventId, body }); roomsInput.setReplyTo(roomId, {
userId, eventId, body, formattedBody,
});
focusInput(); focusInput();
} }

View file

@ -139,12 +139,13 @@ export function openViewSource(event) {
}); });
} }
export function replyTo(userId, eventId, body) { export function replyTo(userId, eventId, body, formattedBody) {
appDispatcher.dispatch({ appDispatcher.dispatch({
type: cons.actions.navigation.CLICK_REPLY_TO, type: cons.actions.navigation.CLICK_REPLY_TO,
userId, userId,
eventId, eventId,
body, body,
formattedBody,
}); });
} }

View file

@ -6,11 +6,9 @@ import { getBlobSafeMimeType } from '../../util/mimetypes';
import { sanitizeText } from '../../util/sanitize'; import { sanitizeText } from '../../util/sanitize';
import cons from './cons'; import cons from './cons';
import settings from './settings'; import settings from './settings';
import { htmlOutput, parser } from '../../util/markdown'; import { markdown, plain } from '../../util/markdown';
const blurhashField = 'xyz.amorgan.blurhash'; const blurhashField = 'xyz.amorgan.blurhash';
const MXID_REGEX = /\B@\S+:\S+\.\S+[^.,:;?!\s]/g;
const SHORTCODE_REGEX = /\B:([\w-]+):\B/g;
function encodeBlurhash(img) { function encodeBlurhash(img) {
const canvas = document.createElement('canvas'); const canvas = document.createElement('canvas');
@ -100,91 +98,6 @@ function getVideoThumbnail(video, width, height, mimeType) {
}); });
} }
function getFormattedBody(markdown) {
let content = parser(markdown);
if (content.length === 1 && content[0].type === 'paragraph') {
content = content[0].content;
}
return htmlOutput(content);
}
function getReplyFormattedBody(roomId, reply) {
const replyToLink = `<a href="https://matrix.to/#/${roomId}/${reply.eventId}">In reply to</a>`;
const userLink = `<a href="https://matrix.to/#/${reply.userId}">${reply.userId}</a>`;
const formattedReply = getFormattedBody(reply.body.replace(/\n/g, '\n> '));
return `<mx-reply><blockquote>${replyToLink}${userLink}<br />${formattedReply}</blockquote></mx-reply>`;
}
function bindReplyToContent(roomId, reply, content) {
const newContent = { ...content };
newContent.body = `> <${reply.userId}> ${reply.body.replace(/\n/g, '\n> ')}`;
newContent.body += `\n\n${content.body}`;
newContent.format = 'org.matrix.custom.html';
newContent['m.relates_to'] = content['m.relates_to'] || {};
newContent['m.relates_to']['m.in_reply_to'] = { event_id: reply.eventId };
const formattedReply = getReplyFormattedBody(roomId, reply);
newContent.formatted_body = formattedReply + (content.formatted_body || content.body);
return newContent;
}
function findAndReplace(text, regex, filter, replace) {
let copyText = text;
Array.from(copyText.matchAll(regex))
.filter(filter)
.reverse() /* to replace backward to forward */
.forEach((match) => {
const matchText = match[0];
const tag = replace(match);
copyText = copyText.substr(0, match.index)
+ tag
+ copyText.substr(match.index + matchText.length);
});
return copyText;
}
function formatUserPill(room, text) {
const { userIdsToDisplayNames } = room.currentState;
return findAndReplace(
text,
MXID_REGEX,
(match) => userIdsToDisplayNames[match[0]],
(match) => (
`<a href="https://matrix.to/#/${match[0]}">@${userIdsToDisplayNames[match[0]]}</a>`
),
);
}
function formatEmoji(mx, room, roomList, text) {
const parentIds = roomList.getAllParentSpaces(room.roomId);
const parentRooms = [...parentIds].map((id) => mx.getRoom(id));
const allEmoji = getShortcodeToEmoji(mx, [room, ...parentRooms]);
return findAndReplace(
text,
SHORTCODE_REGEX,
(match) => allEmoji.has(match[1]),
(match) => {
const emoji = allEmoji.get(match[1]);
let tag;
if (emoji.mxc) {
tag = `<img data-mx-emoticon="" src="${
emoji.mxc
}" alt=":${
emoji.shortcode
}:" title=":${
emoji.shortcode
}:" height="32" />`;
} else {
tag = emoji.unicode;
}
return tag;
},
);
}
class RoomsInput extends EventEmitter { class RoomsInput extends EventEmitter {
constructor(mx, roomList) { constructor(mx, roomList) {
super(); super();
@ -274,9 +187,76 @@ class RoomsInput extends EventEmitter {
return this.roomIdToInput.get(roomId)?.isSending || false; return this.roomIdToInput.get(roomId)?.isSending || false;
} }
async sendInput(roomId, options) { getContent(roomId, options, message, reply, edit) {
const { msgType, autoMarkdown } = options; const msgType = options?.msgType || 'm.text';
const autoMarkdown = options?.autoMarkdown ?? true;
const room = this.matrixClient.getRoom(roomId); const room = this.matrixClient.getRoom(roomId);
const userNames = room.currentState.userIdsToDisplayNames;
const parentIds = this.roomList.getAllParentSpaces(room.roomId);
const parentRooms = [...parentIds].map((id) => this.matrixClient.getRoom(id));
const emojis = getShortcodeToEmoji(this.matrixClient, [room, ...parentRooms]);
const output = settings.isMarkdown && autoMarkdown ? markdown : plain;
const body = output(message, { userNames, emojis });
const content = {
body: body.plain,
msgtype: msgType,
};
if (!body.onlyPlain || reply) {
content.format = 'org.matrix.custom.html';
content.formatted_body = body.html;
}
if (edit) {
content['m.new_content'] = { ...content };
content['m.relates_to'] = {
event_id: edit.getId(),
rel_type: 'm.replace',
};
const isReply = edit.getWireContent()['m.relates_to']?.['m.in_reply_to'];
if (isReply) {
content.format = 'org.matrix.custom.html';
content.formatted_body = body.html;
}
content.body = ` * ${content.body}`;
if (content.formatted_body) content.formatted_body = ` * ${content.formatted_body}`;
if (isReply) {
const eBody = edit.getContent().body;
const replyHead = eBody.substring(0, eBody.indexOf('\n\n'));
if (replyHead) content.body = `${replyHead}\n\n${content.body}`;
const eFBody = edit.getContent().formatted_body;
const fReplyHead = eFBody.substring(0, eFBody.indexOf('</mx-reply>'));
if (fReplyHead) content.formatted_body = `${fReplyHead}</mx-reply>${content.formatted_body}`;
}
}
if (reply) {
content['m.relates_to'] = {
'm.in_reply_to': {
event_id: reply.eventId,
},
};
content.body = `> <${reply.userId}> ${reply.body.replace(/\n/g, '\n> ')}\n\n${content.body}`;
const replyToLink = `<a href="https://matrix.to/#/${encodeURIComponent(roomId)}/${encodeURIComponent(reply.eventId)}">In reply to</a>`;
const userLink = `<a href="https://matrix.to/#/${encodeURIComponent(reply.userId)}">${sanitizeText(reply.userId)}</a>`;
const fallback = `<mx-reply><blockquote>${replyToLink}${userLink}<br />${reply.formattedBody || sanitizeText(reply.body)}</blockquote></mx-reply>`;
content.formatted_body = fallback + content.formatted_body;
}
return content;
}
async sendInput(roomId, options) {
const input = this.getInput(roomId); const input = this.getInput(roomId);
input.isSending = true; input.isSending = true;
this.roomIdToInput.set(roomId, input); this.roomIdToInput.set(roomId, input);
@ -286,38 +266,7 @@ class RoomsInput extends EventEmitter {
} }
if (this.getMessage(roomId).trim() !== '') { if (this.getMessage(roomId).trim() !== '') {
const rawMessage = input.message; const content = this.getContent(roomId, options, input.message, input.replyTo);
let content = {
body: rawMessage,
msgtype: msgType ?? 'm.text',
};
// Apply formatting if relevant
let formattedBody = settings.isMarkdown && autoMarkdown
? getFormattedBody(rawMessage)
: sanitizeText(rawMessage);
if (autoMarkdown) {
formattedBody = formatUserPill(room, formattedBody);
formattedBody = formatEmoji(this.matrixClient, room, this.roomList, formattedBody);
content.body = findAndReplace(
content.body,
MXID_REGEX,
(match) => room.currentState.userIdsToDisplayNames[match[0]],
(match) => `@${room.currentState.userIdsToDisplayNames[match[0]]}`,
);
}
if (formattedBody !== sanitizeText(rawMessage)) {
// Formatting was applied, and we need to switch to custom HTML
content.format = 'org.matrix.custom.html';
content.formatted_body = formattedBody;
}
if (typeof input.replyTo !== 'undefined') {
content = bindReplyToContent(roomId, input.replyTo, content);
}
this.matrixClient.sendMessage(roomId, content); this.matrixClient.sendMessage(roomId, content);
} }
@ -460,55 +409,13 @@ class RoomsInput extends EventEmitter {
} }
async sendEditedMessage(roomId, mEvent, editedBody) { async sendEditedMessage(roomId, mEvent, editedBody) {
const room = this.matrixClient.getRoom(roomId); const content = this.getContent(
const isReply = typeof mEvent.getWireContent()['m.relates_to']?.['m.in_reply_to'] !== 'undefined'; roomId,
{ msgType: mEvent.getWireContent().msgtype },
const msgtype = mEvent.getWireContent().msgtype ?? 'm.text'; editedBody,
null,
const content = { mEvent,
body: ` * ${editedBody}`,
msgtype,
'm.new_content': {
body: editedBody,
msgtype,
},
'm.relates_to': {
event_id: mEvent.getId(),
rel_type: 'm.replace',
},
};
// Apply formatting if relevant
let formattedBody = settings.isMarkdown
? getFormattedBody(editedBody)
: sanitizeText(editedBody);
formattedBody = formatUserPill(room, formattedBody);
formattedBody = formatEmoji(this.matrixClient, room, this.roomList, formattedBody);
content.body = findAndReplace(
content.body,
MXID_REGEX,
(match) => room.currentState.userIdsToDisplayNames[match[0]],
(match) => `@${room.currentState.userIdsToDisplayNames[match[0]]}`,
); );
if (formattedBody !== sanitizeText(editedBody)) {
content.formatted_body = ` * ${formattedBody}`;
content.format = 'org.matrix.custom.html';
content['m.new_content'].formatted_body = formattedBody;
content['m.new_content'].format = 'org.matrix.custom.html';
}
if (isReply) {
const evBody = mEvent.getContent().body;
const replyHead = evBody.slice(0, evBody.indexOf('\n\n'));
const evFBody = mEvent.getContent().formatted_body;
const fReplyHead = evFBody.slice(0, evFBody.indexOf('</mx-reply>'));
content.format = 'org.matrix.custom.html';
content.formatted_body = `${fReplyHead}</mx-reply>${(content.formatted_body || content.body)}`;
content.body = `${replyHead}\n\n${content.body}`;
}
this.matrixClient.sendMessage(roomId, content); this.matrixClient.sendMessage(roomId, content);
} }
} }

View file

@ -375,6 +375,7 @@ class Navigation extends EventEmitter {
action.userId, action.userId,
action.eventId, action.eventId,
action.body, action.body,
action.formattedBody,
); );
}, },
[cons.actions.navigation.OPEN_SEARCH]: () => { [cons.actions.navigation.OPEN_SEARCH]: () => {

View file

@ -1,25 +1,82 @@
import SimpleMarkdown from '@khanacademy/simple-markdown'; import SimpleMarkdown from '@khanacademy/simple-markdown';
const { const {
defaultRules, parserFor, outputFor, anyScopeRegex, blockRegex, inlineRegex, htmlTag, sanitizeText, defaultRules, parserFor, outputFor, anyScopeRegex, blockRegex, inlineRegex,
sanitizeText, sanitizeUrl,
} = SimpleMarkdown; } = SimpleMarkdown;
function htmlTag(tagName, content, attributes, isClosed) {
let s = '';
Object.entries(attributes || {}).forEach(([k, v]) => {
if (v !== undefined) {
s += ` ${sanitizeText(k)}`;
if (v !== null) s += `="${sanitizeText(v)}"`;
}
});
s = `<${tagName}${s}>`;
if (isClosed === false) {
return s;
}
return `${s}${content}</${tagName}>`;
}
function mathHtml(wrap, node) { function mathHtml(wrap, node) {
return htmlTag(wrap, htmlTag('code', sanitizeText(node.content)), { 'data-mx-maths': node.content }); return htmlTag(wrap, htmlTag('code', sanitizeText(node.content)), { 'data-mx-maths': node.content });
} }
const rules = { const emojiRegex = /^:([\w-]+):/;
...defaultRules,
const plainRules = {
Array: { Array: {
...defaultRules.Array, ...defaultRules.Array,
plain: (arr, output, state) => arr.map((node) => output(node, state)).join(''), plain: (arr, output, state) => arr.map((node) => output(node, state)).join(''),
}, },
displayMath: { userMention: {
order: defaultRules.list.order + 0.5, order: defaultRules.em.order - 0.9,
match: blockRegex(/^\$\$\n*([\s\S]+?)\n*\$\$/), match: inlineRegex(/^(@\S+:\S+)/),
parse: (capture) => ({ content: capture[1] }), parse: (capture, _, state) => ({
plain: (node) => `$$\n${node.content}\n$$`, content: state.userNames[capture[1]] ? `@${state.userNames[capture[1]]}` : capture[1],
html: (node) => mathHtml('div', node), id: capture[1],
}),
plain: (node) => node.content,
html: (node) => htmlTag('a', sanitizeText(node.content), {
href: `https://matrix.to/#/${encodeURIComponent(node.id)}`,
}),
},
roomMention: {
order: defaultRules.em.order - 0.8,
match: inlineRegex(/^(#\S+:\S+)/), // TODO: Handle line beginning with roomMention (instead of heading)
parse: (capture) => ({ content: capture[1], id: capture[1] }),
plain: (node) => node.content,
html: (node) => htmlTag('a', sanitizeText(node.content), {
href: `https://matrix.to/#/${encodeURIComponent(node.id)}`,
}),
},
emoji: {
order: defaultRules.em.order - 0.1,
match: (source, state) => {
if (!state.inline) return null;
const capture = emojiRegex.exec(source);
if (!capture) return null;
const emoji = state.emojis.get(capture[1]);
if (emoji) return capture;
return null;
},
parse: (capture, _, state) => ({ content: capture[1], emoji: state.emojis.get(capture[1]) }),
plain: ({ emoji }) => (emoji.mxc
? `:${emoji.shortcode}:`
: emoji.unicode),
html: ({ emoji }) => (emoji.mxc
? htmlTag('img', null, {
'data-mx-emoticon': null,
src: emoji.mxc,
alt: `:${emoji.shortcode}:`,
title: `:${emoji.shortcode}:`,
height: 32,
}, false)
: emoji.unicode),
}, },
newline: { newline: {
...defaultRules.newline, ...defaultRules.newline,
@ -30,10 +87,163 @@ const rules = {
plain: (node, output, state) => `${output(node.content, state)}\n\n`, plain: (node, output, state) => `${output(node.content, state)}\n\n`,
html: (node, output, state) => htmlTag('p', output(node.content, state)), html: (node, output, state) => htmlTag('p', output(node.content, state)),
}, },
br: {
...defaultRules.br,
match: anyScopeRegex(/^ *\n/),
plain: () => '\n',
},
text: {
...defaultRules.text,
match: anyScopeRegex(/^[\s\S]+?(?=[^0-9A-Za-z\s\u00c0-\uffff]| *\n|\w+:\S|$)/),
plain: (node) => node.content,
},
};
const markdownRules = {
...defaultRules,
...plainRules,
heading: {
...defaultRules.heading,
plain: (node, output, state) => {
const out = output(node.content, state);
if (node.level <= 2) {
return `${out}\n${(node.level === 1 ? '=' : '-').repeat(out.length)}\n\n`;
}
return `${'#'.repeat(node.level)} ${out}\n\n`;
},
},
hr: {
...defaultRules.hr,
plain: () => '---\n\n',
},
codeBlock: {
...defaultRules.codeBlock,
plain: (node) => `\`\`\`${node.lang || ''}\n${node.content}\n\`\`\``,
},
fence: {
...defaultRules.fence,
match: blockRegex(/^ *(`{3,}|~{3,}) *(?:(\S+) *)?\n([\s\S]+?)\n?\1 *(?:\n *)*\n/),
},
blockQuote: {
...defaultRules.blockQuote,
plain: (node, output, state) => `> ${output(node.content, state).trim().replace(/\n/g, '\n> ')}\n\n`,
},
list: {
...defaultRules.list,
plain: (node, output, state) => `${node.items.map((item, i) => {
const prefix = node.ordered ? `${node.start + i + 1}. ` : '* ';
return prefix + output(item, state).replace(/\n/g, `\n${' '.repeat(prefix.length)}`);
}).join('\n')}\n`,
},
def: undefined,
table: {
...defaultRules.table,
plain: (node, output, state) => {
const header = node.header.map((content) => output(content, state));
function lineWidth(i) {
switch (node.align[i]) {
case 'left':
case 'right':
return 2;
case 'center':
return 3;
default:
return 1;
}
}
const colWidth = header.map((s, i) => Math.max(s.length, lineWidth(i)));
const cells = node.cells.map((row) => row.map((content, i) => {
const s = output(content, state);
if (s.length > colWidth[i]) {
colWidth[i] = s.length;
}
return s;
}));
function pad(s, i) {
switch (node.align[i]) {
case 'right':
return s.padStart(colWidth[i]);
case 'center':
return s
.padStart(s.length + Math.floor((colWidth[i] - s.length) / 2))
.padEnd(colWidth[i]);
default:
return s.padEnd(colWidth[i]);
}
}
const line = colWidth.map((len, i) => {
switch (node.align[i]) {
case 'left':
return `:${'-'.repeat(len - 1)}`;
case 'center':
return `:${'-'.repeat(len - 2)}:`;
case 'right':
return `${'-'.repeat(len - 1)}:`;
default:
return '-'.repeat(len);
}
});
const table = [
header.map(pad),
line,
...cells.map((row) => row.map(pad))];
return table.map((row) => `| ${row.join(' | ')} |\n`).join('');
},
},
displayMath: {
order: defaultRules.table.order + 0.1,
match: blockRegex(/^ *\$\$ *\n?([\s\S]+?)\n?\$\$ *(?:\n *)*\n/),
parse: (capture) => ({ content: capture[1] }),
plain: (node) => (node.content.includes('\n')
? `$$\n${node.content}\n$$\n`
: `$$${node.content}$$\n`),
html: (node) => mathHtml('div', node),
},
shrug: {
order: defaultRules.escape.order - 0.1,
match: inlineRegex(/^¯\\_\(ツ\)_\/¯/),
parse: (capture) => ({ type: 'text', content: capture[0] }),
},
escape: { escape: {
...defaultRules.escape, ...defaultRules.escape,
plain: (node, output, state) => `\\${output(node.content, state)}`, plain: (node, output, state) => `\\${output(node.content, state)}`,
}, },
tableSeparator: {
...defaultRules.tableSeparator,
plain: () => ' | ',
},
link: {
...defaultRules.link,
plain: (node, output, state) => {
const out = output(node.content, state);
const target = sanitizeUrl(node.target) || '';
if (out !== target || node.title) {
return `[${out}](${target}${node.title ? ` "${node.title}"` : ''})`;
}
return out;
},
html: (node, output, state) => htmlTag('a', output(node.content, state), {
href: sanitizeUrl(node.target) || '',
title: node.title,
}),
},
image: {
...defaultRules.image,
plain: (node) => `![${node.alt}](${sanitizeUrl(node.target) || ''}${node.title ? ` "${node.title}"` : ''})`,
html: (node) => htmlTag('img', '', {
src: sanitizeUrl(node.target) || '',
alt: node.alt,
title: node.title,
}, false),
},
reflink: undefined,
refimage: undefined,
em: { em: {
...defaultRules.em, ...defaultRules.em,
plain: (node, output, state) => `_${output(node.content, state)}_`, plain: (node, output, state) => `_${output(node.content, state)}_`,
@ -50,40 +260,59 @@ const rules = {
...defaultRules.del, ...defaultRules.del,
plain: (node, output, state) => `~~${output(node.content, state)}~~`, plain: (node, output, state) => `~~${output(node.content, state)}~~`,
}, },
inlineCode: {
...defaultRules.inlineCode,
plain: (node) => `\`${node.content}\``,
},
spoiler: { spoiler: {
order: defaultRules.em.order - 0.5, order: defaultRules.inlineCode.order + 0.1,
match: inlineRegex(/^\|\|([\s\S]+?)\|\|(?:\(([\s\S]+?)\))?/), match: inlineRegex(/^\|\|([\s\S]+?)\|\|(?:\(([\s\S]+?)\))?/),
parse: (capture, parse, state) => ({ parse: (capture, parse, state) => ({
content: parse(capture[1], state), content: parse(capture[1], state),
reason: capture[2], reason: capture[2],
}), }),
plain: (node) => `[spoiler${node.reason ? `: ${node.reason}` : ''}](mxc://somewhere)`, plain: (node, output, state) => `[spoiler${node.reason ? `: ${node.reason}` : ''}](${output(node.content, state)})`,
html: (node, output, state) => `<span data-mx-spoiler${node.reason ? `="${sanitizeText(node.reason)}"` : ''}>${output(node.content, state)}</span>`, html: (node, output, state) => htmlTag(
'span',
output(node.content, state),
{ 'data-mx-spoiler': node.reason || null },
),
}, },
inlineMath: { inlineMath: {
order: defaultRules.del.order + 0.5, order: defaultRules.del.order + 0.2,
match: inlineRegex(/^\$(\S[\s\S]+?\S|\S)\$(?!\d)/), match: inlineRegex(/^\$(\S[\s\S]+?\S|\S)\$(?!\d)/),
parse: (capture) => ({ content: capture[1] }), parse: (capture) => ({ content: capture[1] }),
plain: (node) => `$${node.content}$`, plain: (node) => `$${node.content}$`,
html: (node) => mathHtml('span', node), html: (node) => mathHtml('span', node),
}, },
br: {
...defaultRules.br,
match: anyScopeRegex(/^ *\n/),
plain: () => '\n',
},
text: {
...defaultRules.text,
match: anyScopeRegex(/^[\s\S]+?(?=[^0-9A-Za-z\s\u00c0-\uffff]| *\n|\w+:\S|$)/),
plain: (node) => node.content,
},
}; };
function genOut(rules) {
const parser = parserFor(rules); const parser = parserFor(rules);
const plainOutput = outputFor(rules, 'plain'); const plainOut = outputFor(rules, 'plain');
const htmlOutput = outputFor(rules, 'html'); const htmlOut = outputFor(rules, 'html');
export { return (source, state) => {
parser, plainOutput, htmlOutput, let content = parser(source, state);
if (content.length === 1 && content[0].type === 'paragraph') {
content = content[0].content;
}
const plain = plainOut(content, state).trim();
const html = htmlOut(content, state);
const plainHtml = html.replace(/<br>/g, '\n').replace(/<\/p><p>/g, '\n\n').replace(/<\/?p>/g, '');
const onlyPlain = sanitizeText(plain) === plainHtml;
return {
onlyPlain,
plain,
html,
}; };
};
}
export const plain = genOut(plainRules);
export const markdown = genOut(markdownRules);

View file

@ -79,6 +79,16 @@ export function parseReply(rawBody) {
}; };
} }
export function trimHTMLReply(html) {
if (!html) return html;
const suffix = '</mx-reply>';
const i = html.indexOf(suffix);
if (i < 0) {
return html;
}
return html.slice(i + suffix.length);
}
export function hasDMWith(userId) { export function hasDMWith(userId) {
const mx = initMatrix.matrixClient; const mx = initMatrix.matrixClient;
const directIds = [...initMatrix.roomList.directs]; const directIds = [...initMatrix.roomList.directs];