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evil temporary hack to apply event transforms in one place

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This commit is contained in:
Matthew Hodgson 2026-04-10 19:12:39 +01:00
parent 29be1e29d8
commit 675be154c0
3 changed files with 23 additions and 12 deletions
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6
apps/web/src/components/views/rooms/SendMessageComposer.tsx
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@ -60,7 +60,6 @@ import { type IDiff } from "../../../editor/diff";
import { getBlobSafeMimeType } from "../../../utils/blobs";
import { EMOJI_REGEX } from "../../../HtmlUtils";
import { attachMentions, attachRelation } from "../../../utils/messages";
import { ModuleApi } from "../../../modules/Api";
// The prefix used when persisting editor drafts to localstorage.
export const EDITOR_STATE_STORAGE_PREFIX = "mx_cider_state_";
@ -417,11 +416,6 @@ export class SendMessageComposer extends React.Component<ISendMessageComposerPro
// don't bother sending an empty message
if (!content.body.trim()) return;
// Apply module event content transforms
for (const cb of ModuleApi.instance.extras.eventContentTransformCallbacks) {
content = cb(roomId, content as Record<string, unknown>) as RoomMessageEventContent;
}
if (SettingsStore.getValue("Performance.addSendMessageTimingMetadata")) {
decorateStartSendingTime(content);
}

6
apps/web/src/components/views/rooms/wysiwyg_composer/utils/message.ts
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@ -28,7 +28,6 @@ import { createRedactEventDialog } from "../../../dialogs/ConfirmRedactDialog";
import { endEditing, cancelPreviousPendingEdit } from "./editing";
import type EditorStateTransfer from "../../../../../utils/EditorStateTransfer";
import { createMessageContent, EMOTE_PREFIX } from "./createMessageContent";
import { ModuleApi } from "../../../../../modules/Api";
import { isContentModified } from "./isContentModified";
import { CommandCategories, getCommand } from "../../../../../slash-commands/SlashCommands";
import { runSlashCommand, shouldSendAnyway } from "../../../../../editor/commands";
@ -123,11 +122,6 @@ export async function sendMessage(
return;
}
// Apply module event content transforms
for (const cb of ModuleApi.instance.extras.eventContentTransformCallbacks) {
content = cb(roomId, content as Record<string, unknown>) as RoomMessageEventContent;
}
if (SettingsStore.getValue("Performance.addSendMessageTimingMetadata")) {
decorateStartSendingTime(content);
}

23
apps/web/src/modules/Api.ts
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@ -111,6 +111,29 @@ export class ModuleApi implements Api {
public static patchClientForEnvelopeTransforms(): void {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const proto = MatrixClient.prototype as any;
// Patch sendCompleteEvent to apply plaintext content transforms before
// encryption. This is the single funnel point for all event sends
// (messages, edits, media, stickers, etc.) and has a clean
// { roomId, eventObject: { type, content } } shape.
const originalSendComplete = proto.sendCompleteEvent;
// eslint-disable-next-line @typescript-eslint/no-explicit-any
proto.sendCompleteEvent = function (this: MatrixClient, params: any) {
if (
params?.roomId &&
params?.eventObject?.content &&
ModuleApi._instance?.extras.eventContentTransformCallbacks.length
) {
let content = params.eventObject.content;
for (const cb of ModuleApi._instance.extras.eventContentTransformCallbacks) {
content = cb(params.roomId, content);
}
params.eventObject.content = content;
}
return originalSendComplete.call(this, params);
};
// Patch sendEventHttpRequest to apply envelope transforms after encryption.
const original = proto.sendEventHttpRequest;
proto.sendEventHttpRequest = function (
this: MatrixClient,