From 1b90f989616f7dbd5fd33b401a0214492e4af1bb Mon Sep 17 00:00:00 2001
From: Tulir Asokan <tulir@maunium.net>
Date: Tue, 5 Jul 2022 12:52:32 +0300
Subject: [PATCH] Clamp sticker rendering suggestion 190px

---
 portal.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/portal.go b/portal.go
index f451476..330598d 100644
--- a/portal.go
+++ b/portal.go
@@ -2276,6 +2276,8 @@ type MediaMessageWithDuration interface {
 	GetSeconds() uint32
 }
 
+const WhatsAppStickerSize = 190
+
 func (portal *Portal) convertMediaMessageContent(intent *appservice.IntentAPI, msg MediaMessage) *ConvertedMessage {
 	content := &event.MessageEventContent{
 		Info: &event.FileInfo{
@@ -2355,6 +2357,16 @@ func (portal *Portal) convertMediaMessageContent(intent *appservice.IntentAPI, m
 		content.MsgType = event.MsgImage
 	case *waProto.StickerMessage:
 		eventType = event.EventSticker
+		if content.Info.Width > content.Info.Height {
+			content.Info.Height /= content.Info.Width / WhatsAppStickerSize
+			content.Info.Width = WhatsAppStickerSize
+		} else if content.Info.Width < content.Info.Height {
+			content.Info.Width /= content.Info.Height / WhatsAppStickerSize
+			content.Info.Height = WhatsAppStickerSize
+		} else {
+			content.Info.Width = WhatsAppStickerSize
+			content.Info.Height = WhatsAppStickerSize
+		}
 	case *waProto.VideoMessage:
 		content.MsgType = event.MsgVideo
 	case *waProto.AudioMessage: