Make room names case insensitive by default

go/channelling/config.go

@@ -30,6 +30,7 @@ type Config struct {
 	ContentSecurityPolicyReportOnly string                    `json:"-"` // HTML content security policy in report only mode
 	RoomTypeDefault                 string                    `json:"-"` // New rooms default to this type
 	RoomTypes                       map[*regexp.Regexp]string `json:"-"` // Map of regular expression -> room type
+	RoomNameCaseSensitive           bool                      // Wether the room names are case sensitive.
 }
 
 func (config *Config) WithModule(m string) bool {

go/channelling/room_manager.go

@@ -24,6 +24,7 @@ package channelling
 import (
 	"fmt"
 	"log"
+	"strings"
 	"sync"
 
 	"github.com/nats-io/nats"
@@ -63,6 +64,7 @@ type roomManager struct {
 	roomTypes            map[string]string
 	globalRoomID         string
 	defaultRoomID        string
+	caseSensitive        bool
 }
 
 type roomTypeMessage struct {
@@ -77,6 +79,7 @@ func NewRoomManager(config *Config, encoder OutgoingEncoder) RoomManager {
 		OutgoingEncoder: encoder,
 		roomTable:       make(map[string]RoomWorker),
 		roomTypes:       make(map[string]string),
+		caseSensitive:   config.RoomNameCaseSensitive,
 	}
 	if config.GlobalRoomID != "" {
 		rm.globalRoomID = rm.MakeRoomID(config.GlobalRoomID, "")
@@ -264,6 +267,9 @@ func (rooms *roomManager) MakeRoomID(roomName, roomType string) string {
 		roomType = rooms.getConfiguredRoomType(roomName)
 	}
 
+	if !rooms.caseSensitive {
+		roomName = strings.ToLower(roomName)
+	}
 	return fmt.Sprintf("%s:%s", roomType, roomName)
 }
 

go/channelling/server/config.go

@@ -144,6 +144,7 @@ func NewConfig(container phoenix.Container, tokens bool) (*channelling.Config, e
 		ContentSecurityPolicyReportOnly: container.GetStringDefault("app", "contentSecurityPolicyReportOnly", ""),
 		RoomTypeDefault:                 defaultRoomType,
 		RoomTypes:                       roomTypes,
+		RoomNameCaseSensitive:           container.GetBoolDefault("app", "caseSensitiveRooms", false),
 	}, nil
 }
 

server.conf.in

@@ -82,6 +82,9 @@ encryptionSecret = tne-default-encryption-block-key
 ; all users will join this room if enabled. If it is disabled then a room join
 ; form will be shown instead.
 ;defaultRoomEnabled = true
+; Whether the room names are case sensitive. If enabled, different casing
+; of room names are different rooms. Optional. Defaults to false.
+;caseSensitiveRooms = false
 ; Whether a user account is required to join a room. This only has an effect
 ; if user accounts are enabled. Optional, defaults to false.
 ;authorizeRoomJoin = false