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fix #1850

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Add WHO responses for services
This commit is contained in:
Shivaram Lingamneni 2022-12-02 07:04:19 -05:00
parent f665525735
commit 825cdab67d
2 changed files with 71 additions and 13 deletions
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66
irc/handlers.go
View File

@ -1892,7 +1892,7 @@ func umodeHandler(server *Server, client *Client, msg ircmsg.Message, rb *Respon
// get the correct capitalization of a nick (if it's online), otherwise return ""
func (server *Server) getCurrentNick(nick string) (result string) {
if service, isService := OragonoServices[strings.ToLower(nick)]; isService {
if service, isService := ErgoServices[strings.ToLower(nick)]; isService {
return service.Name
} else if iclient := server.clients.Get(nick); iclient != nil {
return iclient.Nick()
@ -2277,7 +2277,7 @@ func dispatchMessageToTarget(client *Client, tags map[string]string, histType hi
}
} else {
lowercaseTarget := strings.ToLower(target)
service, isService := OragonoServices[lowercaseTarget]
service, isService := ErgoServices[lowercaseTarget]
_, isZNC := zncHandlers[lowercaseTarget]
if isService || isZNC {
@ -3427,6 +3427,59 @@ func (client *Client) rplWhoReply(channel *Channel, target *Client, rb *Response
rb.Add(nil, client.server.name, numeric, params...)
}
func serviceWhoReply(client *Client, service *ircService, rb *ResponseBuffer, isWhox bool, fields whoxFields, whoType string) {
params := []string{client.Nick()}
if fields.Has('t') {
params = append(params, whoType)
}
if fields.Has('c') {
params = append(params, "*")
}
if fields.Has('u') {
params = append(params, service.Name)
}
if fields.Has('i') {
params = append(params, "127.0.0.1")
}
if fields.Has('h') {
params = append(params, "localhost")
}
if fields.Has('s') {
params = append(params, client.server.name)
}
if fields.Has('n') {
params = append(params, service.Name)
}
if fields.Has('f') { // "flags" (away + oper state + channel status prefix + bot)
params = append(params, "H")
}
if fields.Has('d') { // server hops from us to target
params = append(params, "0")
}
if fields.Has('l') { // idle seconds
params = append(params, "0")
}
if fields.Has('a') { // account, services are considered not to have one
params = append(params, "0")
}
if fields.Has('o') { // channel oplevel, not implemented
params = append(params, "*")
}
if fields.Has('r') {
params = append(params, service.Realname(client))
}
numeric := RPL_WHOSPCRPL
if !isWhox {
numeric = RPL_WHOREPLY
// if this isn't WHOX, stick hops + realname at the end
params = append(params, "0 "+service.Realname(client))
}
rb.Add(nil, client.server.name, numeric, params...)
}
// WHO <mask> [<filter>%<fields>,<type>]
func whoHandler(server *Server, client *Client, msg ircmsg.Message, rb *ResponseBuffer) bool {
origMask := utils.SafeErrorParam(msg.Params[0])
@ -3519,9 +3572,10 @@ func whoHandler(server *Server, client *Client, msg ircmsg.Message, rb *Response
}
}
} else if isBareNick {
mclient := server.clients.Get(mask)
if mclient != nil {
if mclient := server.clients.Get(mask); mclient != nil {
client.rplWhoReply(nil, mclient, rb, canSeeIPs, oper != nil, includeRFlag, isWhox, fields, whoType)
} else if service, ok := ErgoServices[strings.ToLower(mask)]; ok {
serviceWhoReply(client, service, rb, isWhox, fields, whoType)
}
} else {
// Construct set of channels the client is in.
@ -3571,7 +3625,7 @@ func whoisHandler(server *Server, client *Client, msg ircmsg.Message, rb *Respon
handleService := func(nick string) bool {
cfnick, _ := CasefoldName(nick)
service, ok := OragonoServices[cfnick]
service, ok := ErgoServices[cfnick]
hostname := "localhost"
config := server.Config()
if config.Server.OverrideServicesHostname != "" {
@ -3581,7 +3635,7 @@ func whoisHandler(server *Server, client *Client, msg ircmsg.Message, rb *Respon
return false
}
clientNick := client.Nick()
rb.Add(nil, client.server.name, RPL_WHOISUSER, clientNick, service.Name, service.Name, hostname, "*", fmt.Sprintf(client.t("Network service, for more info /msg %s HELP"), service.Name))
rb.Add(nil, client.server.name, RPL_WHOISUSER, clientNick, service.Name, service.Name, hostname, "*", service.Realname(client))
// #1080:
rb.Add(nil, client.server.name, RPL_WHOISOPERATOR, clientNick, service.Name, client.t("is a network service"))
// hehe

18
irc/services.go
View File

@ -26,6 +26,10 @@ type ircService struct {
HelpBanner string
}
func (service *ircService) Realname(client *Client) string {
return fmt.Sprintf(client.t("Network service, for more info /msg %s HELP"), service.Name)
}
// defines a command associated with a service, e.g., NICKSERV IDENTIFY
type serviceCommand struct {
aliasOf string // marks this command as an alias of another
@ -92,7 +96,7 @@ var (
)
// all services, by lowercase name
var OragonoServices = map[string]*ircService{
var ErgoServices = map[string]*ircService{
"nickserv": nickservService,
"chanserv": chanservService,
"hostserv": hostservService,
@ -105,7 +109,7 @@ func (service *ircService) Notice(rb *ResponseBuffer, text string) {
// all service commands at the protocol level, by uppercase command name
// e.g., NICKSERV, NS
var oragonoServicesByCommandAlias map[string]*ircService
var ergoServicesByCommandAlias map[string]*ircService
// special-cased command shared by all services
var servHelpCmd serviceCommand = serviceCommand{
@ -117,7 +121,7 @@ HELP returns information on the given command.`,
// generic handler for IRC commands like `/NICKSERV INFO`
func serviceCmdHandler(server *Server, client *Client, msg ircmsg.Message, rb *ResponseBuffer) bool {
service, ok := oragonoServicesByCommandAlias[msg.Command]
service, ok := ergoServicesByCommandAlias[msg.Command]
if !ok {
server.logger.Warning("internal", "can't handle unrecognized service", msg.Command)
return false
@ -323,7 +327,7 @@ func overrideServicePrefixes(hostname string) error {
if !utils.IsHostname(hostname) {
return fmt.Errorf("`%s` is an invalid services hostname", hostname)
}
for _, serv := range OragonoServices {
for _, serv := range ErgoServices {
serv.prefix = fmt.Sprintf("%s!%s@%s", serv.Name, serv.Name, hostname)
}
return nil
@ -332,9 +336,9 @@ func overrideServicePrefixes(hostname string) error {
func initializeServices() {
// this modifies the global Commands map,
// so it must be called from irc/commands.go's init()
oragonoServicesByCommandAlias = make(map[string]*ircService)
ergoServicesByCommandAlias = make(map[string]*ircService)
for serviceName, service := range OragonoServices {
for serviceName, service := range ErgoServices {
service.prefix = fmt.Sprintf("%s!%s@localhost", service.Name, service.Name)
// make `/MSG ServiceName HELP` work correctly
@ -349,7 +353,7 @@ func initializeServices() {
ircCmdDef.handler = serviceCmdHandler
for _, ircCmd := range service.CommandAliases {
Commands[ircCmd] = ircCmdDef
oragonoServicesByCommandAlias[ircCmd] = service
ergoServicesByCommandAlias[ircCmd] = service
Help[strings.ToLower(ircCmd)] = HelpEntry{
textGenerator: makeServiceHelpTextGenerator(ircCmd, service.HelpBanner),
}