Merge pull request ergochat#1591 from slingamn/grabbag

some small fixes/enhancements

irc/channel.go

@@ -1324,6 +1324,12 @@ func (channel *Channel) isMuted(client *Client) bool {
 	return muteRe.MatchString(nuh) && !channel.lists[modes.ExceptMask].MatchMute(nuh)
 }
 
+func (channel *Channel) relayNickMuted(relayNick string) bool {
+	relayNUH := fmt.Sprintf("%s!*@*", relayNick)
+	return channel.lists[modes.BanMask].MatchMute(relayNUH) &&
+		!channel.lists[modes.ExceptMask].MatchMute(relayNUH)
+}
+
 func msgCommandToHistType(command string) (history.ItemType, error) {
 	switch command {
 	case "PRIVMSG":

irc/chanserv.go

@@ -579,7 +579,12 @@ func csTransferHandler(service *ircService, server *Server, client *Client, comm
 			service.Notice(rb, fmt.Sprintf(client.t("Cancelled pending transfer of channel %s"), chname))
 		}
 	} else {
-		service.Notice(rb, client.t("Could not transfer channel"))
+		switch err {
+		case errChannelNotOwnedByAccount:
+			service.Notice(rb, client.t("You don't own that channel"))
+		default:
+			service.Notice(rb, client.t("Could not transfer channel"))
+		}
 	}
 }
 

irc/handlers.go

@@ -2647,6 +2647,10 @@ func relaymsgHandler(server *Server, client *Client, msg ircmsg.Message, rb *Res
 		rb.Add(nil, server.name, "FAIL", "RELAYMSG", "INVALID_NICK", fmt.Sprintf(client.t("Relayed nicknames MUST contain a relaymsg separator from this set: %s"), config.Server.Relaymsg.Separators))
 		return false
 	}
+	if channel.relayNickMuted(nick) {
+		rb.Add(nil, server.name, "FAIL", "RELAYMSG", "BANNED", fmt.Sprintf(client.t("%s is banned from relaying to the channel"), nick))
+		return false
+	}
 
 	channel.AddHistoryItem(history.Item{
 		Type:    history.Privmsg,

irc/histserv.go

@@ -13,6 +13,7 @@ import (
 	"time"
 
 	"github.com/oragono/oragono/irc/history"
+	"github.com/oragono/oragono/irc/modes"
 	"github.com/oragono/oragono/irc/utils"
 )
 
@@ -102,21 +103,31 @@ func histservDeleteHandler(service *ircService, server *Server, client *Client,
 		target, msgid = params[0], params[1]
 	}
 
+	// operators can delete; if individual delete is allowed, a chanop or
+	// the message author can delete
 	accountName := "*"
-	hasPrivs := client.HasRoleCapabs("history")
-	if !hasPrivs {
-		accountName = client.AccountName()
-		if !(server.Config().History.Retention.AllowIndividualDelete && accountName != "*") {
-			service.Notice(rb, client.t("Insufficient privileges"))
-			return
+	isChanop := false
+	isOper := client.HasRoleCapabs("history")
+	if !isOper {
+		if server.Config().History.Retention.AllowIndividualDelete {
+			channel := server.channels.Get(target)
+			if channel != nil && channel.ClientIsAtLeast(client, modes.Operator) {
+				isChanop = true
+			} else {
+				accountName = client.AccountName()
+			}
 		}
 	}
+	if !isOper && !isChanop && accountName == "*" {
+		service.Notice(rb, client.t("Insufficient privileges"))
+		return
+	}
 
 	err := server.DeleteMessage(target, msgid, accountName)
 	if err == nil {
 		service.Notice(rb, client.t("Successfully deleted message"))
 	} else {
-		if hasPrivs {
+		if isOper {
 			service.Notice(rb, fmt.Sprintf(client.t("Error deleting message: %v"), err))
 		} else {
 			service.Notice(rb, client.t("Could not delete message"))

irc/nickserv.go

@@ -425,7 +425,7 @@ func displaySetting(service *ircService, settingName string, settings AccountSet
 	case "always-on":
 		stored := settings.AlwaysOn
 		actual := persistenceEnabled(config.Accounts.Multiclient.AlwaysOn, stored)
-		service.Notice(rb, fmt.Sprintf(client.t("Your stored always-on setting is: %s"), persistentStatusToString(stored)))
+		service.Notice(rb, fmt.Sprintf(client.t("Your stored always-on setting is: %s"), userPersistentStatusToString(stored)))
 		if actual {
 			service.Notice(rb, client.t("Given current server settings, your client is always-on"))
 		} else {
@@ -447,7 +447,7 @@ func displaySetting(service *ircService, settingName string, settings AccountSet
 		stored := settings.AutoAway
 		alwaysOn := persistenceEnabled(config.Accounts.Multiclient.AlwaysOn, settings.AlwaysOn)
 		actual := persistenceEnabled(config.Accounts.Multiclient.AutoAway, settings.AutoAway)
-		service.Notice(rb, fmt.Sprintf(client.t("Your stored auto-away setting is: %s"), persistentStatusToString(stored)))
+		service.Notice(rb, fmt.Sprintf(client.t("Your stored auto-away setting is: %s"), userPersistentStatusToString(stored)))
 		if actual && alwaysOn {
 			service.Notice(rb, client.t("Given current server settings, auto-away is enabled for your client"))
 		} else if actual && !alwaysOn {
@@ -465,6 +465,15 @@ func displaySetting(service *ircService, settingName string, settings AccountSet
 	}
 }
 
+func userPersistentStatusToString(status PersistentStatus) string {
+	// #1544: "mandatory" as a user setting should display as "enabled"
+	result := persistentStatusToString(status)
+	if result == "mandatory" {
+		result = "enabled"
+	}
+	return result
+}
+
 func nsSetHandler(service *ircService, server *Server, client *Client, command string, params []string, rb *ResponseBuffer) {
 	var account string
 	if command == "saset" {

irc/server.go

@@ -153,10 +153,8 @@ func (server *Server) Run() {
 			return
 
 		case <-server.rehashSignal:
-			go func() {
-				server.logger.Info("server", "Rehashing due to SIGHUP")
-				server.rehash()
-			}()
+			server.logger.Info("server", "Rehashing due to SIGHUP")
+			go server.rehash()
 		}
 	}
 }
@@ -520,14 +518,24 @@ func (client *Client) getWhoisOf(target *Client, hasPrivs bool, rb *ResponseBuff
 
 // rehash reloads the config and applies the changes from the config file.
 func (server *Server) rehash() error {
+	// #1570; this needs its own panic handling because it can be invoked via SIGHUP
+	defer func() {
+		if r := recover(); r != nil {
+			if server.Config().Debug.recoverFromErrors {
+				server.logger.Error("internal",
+					fmt.Sprintf("Panic during rehash: %v\n%s", r, debug.Stack()))
+			} else {
+				panic(r)
+			}
+		}
+	}()
+
 	server.logger.Info("server", "Attempting rehash")
 
 	// only let one REHASH go on at a time
 	server.rehashMutex.Lock()
 	defer server.rehashMutex.Unlock()
 
-	server.logger.Debug("server", "Got rehash lock")
-
 	config, err := LoadConfig(server.configFilename)
 	if err != nil {
 		server.logger.Error("server", "failed to load config file", err.Error())