capabilities: add text length limit

mautrix · Jan 10, 2025 · 305d849 · 305d849
1 parent d205154
commit 305d849
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Showing 3 changed files with 18 additions and 10 deletions.
diff --git a/go.mod b/go.mod
@@ -18,7 +18,7 @@ require (
 	golang.org/x/exp v0.0.0-20250106191152-7588d65b2ba8
 	golang.org/x/net v0.34.0
 	google.golang.org/protobuf v1.36.2
-	maunium.net/go/mautrix v0.22.2-0.20250110145518-285106586976
+	maunium.net/go/mautrix v0.22.2-0.20250110154103-bbcb1904e268
 )
 
 require (

diff --git a/go.sum b/go.sum
@@ -97,5 +97,5 @@ gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 maunium.net/go/mauflag v1.0.0 h1:YiaRc0tEI3toYtJMRIfjP+jklH45uDHtT80nUamyD4M=
 maunium.net/go/mauflag v1.0.0/go.mod h1:nLivPOpTpHnpzEh8jEdSL9UqO9+/KBJFmNRlwKfkPeA=
-maunium.net/go/mautrix v0.22.2-0.20250110145518-285106586976 h1:I06GGTFPiwWTMuLoZCtTg2y9Oc3Qi85MzvS+9fgyCtg=
-maunium.net/go/mautrix v0.22.2-0.20250110145518-285106586976/go.mod h1:07i96D7BALyuAqxFhRzvaId8FC9NABgRQBPY5HWndf4=
+maunium.net/go/mautrix v0.22.2-0.20250110154103-bbcb1904e268 h1:p+3TofdhqiVYIkLjgzidayg2XriGUEbj+nbWs3/UQbk=
+maunium.net/go/mautrix v0.22.2-0.20250110154103-bbcb1904e268/go.mod h1:07i96D7BALyuAqxFhRzvaId8FC9NABgRQBPY5HWndf4=
diff --git a/pkg/connector/capabilities.go b/pkg/connector/capabilities.go
@@ -37,14 +37,15 @@ func supportedIfFFmpeg() event.CapabilitySupportLevel {
 }
 
 func capID() string {
-	base := "fi.mau.signal.capabilities.2025_01_10"
+	base := "fi.mau.signal.capabilities.2025_01_10-2"
 	if ffmpeg.Supported() {
 		return base + "+ffmpeg"
 	}
 	return base
 }
 
 const MaxFileSize = 100 * 1024 * 1024
+const MaxTextLength = 2000
 
 var signalCaps = &event.RoomFeatures{
 	ID: capID(),
@@ -74,17 +75,21 @@ var signalCaps = &event.RoomFeatures{
 				"image/png":  event.CapLevelFullySupported,
 				"image/jpeg": event.CapLevelFullySupported,
 			},
-			MaxWidth:  4096,
-			MaxHeight: 4096,
-			MaxSize:   MaxFileSize,
+			MaxWidth:         4096,
+			MaxHeight:        4096,
+			MaxSize:          MaxFileSize,
+			Caption:          event.CapLevelFullySupported,
+			MaxCaptionLength: MaxTextLength,
 		},
 		event.MsgVideo: {
 			MimeTypes: map[string]event.CapabilitySupportLevel{
 				"video/mp4":  event.CapLevelFullySupported,
 				"video/ogg":  event.CapLevelFullySupported,
 				"video/webm": event.CapLevelFullySupported,
 			},
-			MaxSize: MaxFileSize,
+			MaxSize:          MaxFileSize,
+			Caption:          event.CapLevelFullySupported,
+			MaxCaptionLength: MaxTextLength,
 		},
 		event.MsgAudio: {
 			MimeTypes: map[string]event.CapabilitySupportLevel{
@@ -97,7 +102,9 @@ var signalCaps = &event.RoomFeatures{
 			MimeTypes: map[string]event.CapabilitySupportLevel{
 				"*/*": event.CapLevelFullySupported,
 			},
-			MaxSize: MaxFileSize,
+			MaxSize:          MaxFileSize,
+			Caption:          event.CapLevelFullySupported,
+			MaxCaptionLength: MaxTextLength,
 		},
 		event.CapMsgSticker: {
 			MimeTypes: map[string]event.CapabilitySupportLevel{
@@ -119,6 +126,7 @@ var signalCaps = &event.RoomFeatures{
 			MaxDuration: ptr.Ptr(jsontime.S(1 * time.Hour)),
 		},
 	},
+	MaxTextLength:        MaxTextLength, // TODO support arbitrary sized text messages with files
 	LocationMessage:      event.CapLevelPartialSupport,
 	Poll:                 event.CapLevelRejected,
 	Thread:               event.CapLevelUnsupported,
@@ -162,5 +170,5 @@ func (s *SignalConnector) GetCapabilities() *bridgev2.NetworkGeneralCapabilities
 }
 
 func (s *SignalConnector) GetBridgeInfoVersion() (info, capabilities int) {
-	return 1, 1
+	return 1, 2
 }