get single message && message rights enforcement

2 files changed, 15 insertions, 2 deletions

diff --git a/api/src/routes/channels/#channel_id/messages/#message_id/index.ts b/api/src/routes/channels/#channel_id/messages/#message_id/index.ts
index 58dfb1cc..a27c71e1 100644
--- a/api/src/routes/channels/#channel_id/messages/#message_id/index.ts
+++ b/api/src/routes/channels/#channel_id/messages/#message_id/index.ts
@@ -51,6 +51,18 @@ router.patch("/", route({ body: "MessageCreateSchema", permission: "SEND_MESSAGE
 	return res.json(message);
 });
 
+router.get("/", route({ permission: "VIEW_CHANNEL" }), async (req: Request, res: Response) => {
+	const { message_id, channel_id } = req.params;
+
+	const message = await Message.findOneOrFail({ where: { id: message_id, channel_id }, relations: ["attachments"] });
+
+	const permissions = await getPermission(req.user_id, undefined, channel_id);
+	
+	if (message.author_id !== req.user_id) permissions.hasThrow("READ_MESSAGE_HISTORY");
+
+	return res.json(message);
+});
+
 router.delete("/", route({}), async (req: Request, res: Response) => {
 	const { message_id, channel_id } = req.params;
 
diff --git a/api/src/routes/channels/#channel_id/messages/index.ts b/api/src/routes/channels/#channel_id/messages/index.ts
index 2fd08b04..4cfaf247 100644
--- a/api/src/routes/channels/#channel_id/messages/index.ts
+++ b/api/src/routes/channels/#channel_id/messages/index.ts
@@ -8,6 +8,7 @@ import {
 	Embed,
 	emitEvent,
 	getPermission,
+	getRights,
 	Message,
 	MessageCreateEvent,
 	uploadFile,
@@ -149,7 +150,7 @@ const messageUpload = multer({
 }); // max upload 50 mb
 
 // TODO: dynamically change limit of MessageCreateSchema with config
-// TODO: check: sum of all characters in an embed structure must not exceed 6000 characters
+// TODO: check: sum of all characters in an embed structure must not exceed instance limits
 
 // https://discord.com/developers/docs/resources/channel#create-message
 // TODO: text channel slowdown
@@ -167,7 +168,7 @@ router.post(
 
 		next();
 	},
-	route({ body: "MessageCreateSchema", permission: "SEND_MESSAGES" }),
+	route({ body: "MessageCreateSchema", permission: "SEND_MESSAGES", right: "SEND_MESSAGES" }),
 	async (req: Request, res: Response) => {
 		const { channel_id } = req.params;
 		var body = req.body as MessageCreateSchema;