Files
element-web/src/components/views/rooms/wysiwyg_composer/utils/createMessageContent.ts

118 lines
3.6 KiB
TypeScript

/*
Copyright 2022 The Matrix.org Foundation C.I.C.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
import { IContent, IEventRelation, MatrixEvent, MsgType } from "matrix-js-sdk/src/matrix";
import { RoomPermalinkCreator } from "../../../../../utils/permalinks/Permalinks";
import { addReplyToMessageContent } from "../../../../../utils/Reply";
// Merges favouring the given relation
function attachRelation(content: IContent, relation?: IEventRelation): void {
if (relation) {
content['m.relates_to'] = {
...(content['m.relates_to'] || {}),
...relation,
};
}
}
function getHtmlReplyFallback(mxEvent: MatrixEvent): string {
const html = mxEvent.getContent().formatted_body;
if (!html) {
return "";
}
const rootNode = new DOMParser().parseFromString(html, "text/html").body;
const mxReply = rootNode.querySelector("mx-reply");
return (mxReply && mxReply.outerHTML) || "";
}
interface CreateMessageContentParams {
relation?: IEventRelation;
replyToEvent?: MatrixEvent;
permalinkCreator?: RoomPermalinkCreator;
includeReplyLegacyFallback?: boolean;
editedEvent?: MatrixEvent;
}
export function createMessageContent(
message: string,
{ relation, replyToEvent, permalinkCreator, includeReplyLegacyFallback = true, editedEvent }:
CreateMessageContentParams,
): IContent {
// TODO emote ?
const isReply = Boolean(replyToEvent?.replyEventId);
const isEditing = Boolean(editedEvent);
/*const isEmote = containsEmote(model);
if (isEmote) {
model = stripEmoteCommand(model);
}
if (startsWith(model, "//")) {
model = stripPrefix(model, "/");
}
model = unescapeMessage(model);*/
// const body = textSerialize(model);
const body = message;
const content: IContent = {
// TODO emote
// msgtype: isEmote ? "m.emote" : "m.text",
msgtype: MsgType.Text,
body: body,
};
// TODO markdown support
/*const formattedBody = htmlSerializeIfNeeded(model, {
forceHTML: !!replyToEvent,
useMarkdown: SettingsStore.getValue("MessageComposerInput.useMarkdown"),
});*/
const formattedBody = message;
if (formattedBody) {
content.format = "org.matrix.custom.html";
const htmlPrefix = isReply ? getHtmlReplyFallback(editedEvent) : '';
content.formatted_body = isEditing ? `${htmlPrefix} * ${formattedBody}` : formattedBody;
if (isEditing) {
content['m.new_content'] = {
"msgtype": content.msgtype,
"body": body,
"format": "org.matrix.custom.html",
'formatted_body': formattedBody,
};
}
}
const newRelation = isEditing ?
{ ...relation, 'rel_type': 'm.replace', 'event_id': editedEvent.getId() }
: relation;
attachRelation(content, newRelation);
if (!isEditing && replyToEvent && permalinkCreator) {
addReplyToMessageContent(content, replyToEvent, {
permalinkCreator,
includeLegacyFallback: includeReplyLegacyFallback,
});
}
return content;
}