Add setting for d->m URL previews

src/d2m/converters/message-to-event.embeds.test.js

@@ -1,7 +1,7 @@
 const {test} = require("supertape")
 const {messageToEvent} = require("./message-to-event")
 const data = require("../../../test/data")
-const Ty = require("../../types")
+const {db} = require("../../passthrough")
 
 test("message2event embeds: nothing but a field", async t => {
 	const events = await messageToEvent(data.message_with_embeds.nothing_but_a_field, data.guild.general, {})
@@ -351,3 +351,16 @@ test("message2event embeds: if discord creates an embed preview for a discord ch
 		"m.mentions": {}
 	}])
 })
+
+test("message2event embeds: nothing generated if embeds are disabled in settings", async t => {
+	db.prepare("UPDATE guild_space SET url_preview = 0 WHERE guild_id = ?").run(data.guild.general.id)
+	const events = await messageToEvent(data.message_with_embeds.youtube_video, data.guild.general)
+	t.deepEqual(events, [{
+		$type: "m.room.message",
+		msgtype: "m.text",
+		body: "https://youtu.be/kDMHHw8JqLE?si=NaqNjVTtXugHeG_E\n\n\nJutomi I'm gonna make these sounds in your walls tonight",
+		format: "org.matrix.custom.html",
+		formatted_body: `<a href="https://youtu.be/kDMHHw8JqLE?si=NaqNjVTtXugHeG_E">https://youtu.be/kDMHHw8JqLE?si=NaqNjVTtXugHeG_E</a><br><br><br>Jutomi I'm gonna make these sounds in your walls tonight`,
+		"m.mentions": {}
+	}])
+})

src/d2m/converters/message-to-event.js

@@ -597,7 +597,12 @@ async function messageToEvent(message, guild, options = {}, di) {
 	}
 
 	// Then embeds
+	const urlPreviewEnabled = select("guild_space", "url_preview", {guild_id: guild?.id}).pluck().get() ?? 1
 	for (const embed of message.embeds || []) {
+		if (!urlPreviewEnabled && !message.author?.bot) {
+			continue // show embeds for everyone if enabled, or bot users only if disabled (bots often send content in embeds)
+		}
+
 		if (embed.type === "image") {
 			continue // Matrix's own URL previews are fine for images.
 		}