Add constants for IRC replies

3 files changed, 117 insertions, 18 deletions

diff --git a/irc/rpl.go b/irc/rpl.go
new file mode 100644
index 0000000..6373972
--- /dev/null
+++ b/irc/rpl.go
@@ -0,0 +1,99 @@
+package irc
+
+// IRC replies.
+const (
+	rplWelcome  = "001" // :Welcome message
+	rplYourhost = "002" // :Your host is...
+	rplCreated  = "003" // :This server was created...
+	rplMyinfo   = "004" // <servername> <version> <umodes> <chan modes> <chan modes with a parameter>
+	rplIsupport = "005" // 1*13<TOKEN[=value]> :are supported by this server
+
+	rplUmodeis       = "221" // <modes>
+	rplLuserclient   = "251" // :<int> users and <int> services on <int> servers
+	rplLuserop       = "252" // <int> :operator(s) online
+	rplLuserunknown  = "253" // <int> :unknown connection(s)
+	rplLuserchannels = "254" // <int> :channels formed
+	rplLuserme       = "255" // :I have <int> clients and <int> servers
+	rplAdminme       = "256" // <server> :Admin info
+	rplAdminloc1     = "257" // :<info>
+	rplAdminloc2     = "258" // :<info>
+	rplAdminmail     = "259" // :<info>
+
+	rplAway            = "301" // <nick> :<away message>
+	rplUnaway          = "305" // :You are no longer marked as being away
+	rplNowaway         = "306" // :You have been marked as being away
+	rplWhoisuser       = "311" // <nick> <user> <host> * :<realname>
+	rplWhoisserver     = "312" // <nick> <server> :<server info>
+	rplWhoisoperator   = "313" // <nick> :is an IRC operator
+	rplEndofwho        = "315" // <name> :End of WHO list
+	rplWhoisidle       = "317" // <nick> <integer> [<integer>] :seconds idle [, signon time]
+	rplEndofwhois      = "318" // <nick> :End of WHOIS list
+	rplWhoischannels   = "319" // <nick> :*( (@/+) <channel> " " )
+	rplList            = "322" // <channel> <# of visible members> <topic>
+	rplListend         = "323" // :End of list
+	rplChannelmodeis   = "324" // <channel> <modes> <mode params>
+	rplNotopic         = "331" // <channel> :No topic set
+	rplTopic           = "332" // <channel> <topic>
+	rplTopicwhotime    = "333" // <channel> <nick> <setat>
+	rplInviting        = "341" // <nick> <channel>
+	rplInvitelist      = "346" // <channel> <invite mask>
+	rplEndofinvitelist = "347" // <channel> :End of invite list
+	rplExceptlist      = "348" // <channel> <exception mask>
+	rplEndofexceptlist = "349" // <channel> :End of exception list
+	rplVersion         = "351" // <version> <servername> :<comments>
+	rplWhoreply        = "352" // <channel> <user> <host> <server> <nick> "H"/"G" ["*"] [("@"/"+")] :<hop count> <nick>
+	rplNamreply        = "353" // <=/*/@> <channel> :1*(@/ /+user)
+	rplEndofnames      = "366" // <channel> :End of names list
+	rplBanlist         = "367" // <channel> <ban mask>
+	rplEndofbanlist    = "368" // <channel> :End of ban list
+	rplInfo            = "371" // :<info>
+	rplMotd            = "372" // :- <text>
+	rplEndofinfo       = "374" // :End of INFO
+	rplMotdstart       = "375" // :- <servername> Message of the day -
+	rplEndofmotd       = "376" // :End of MOTD command
+	rplYoureoper       = "381" // :You are now an operator
+	rplRehashing       = "382" // <config file> :Rehashing
+	rplTime            = "391" // <servername> :<time in whatever format>
+
+	errNosuchnick       = "401" // <nick> :No such nick/channel
+	errNosuchchannel    = "403" // <channel> :No such channel
+	errCannotsendtochan = "404" // <channel> :Cannot send to channel
+	errInvalidcapcmd    = "410" // <command> :Unknown cap command
+	errNorecipient      = "411" // :No recipient given
+	errNotexttosend     = "412" // :No text to send
+	errInputtoolong     = "417" // :Input line was too long
+	errUnknowncommand   = "421" // <command> :Unknown command
+	errNomotd           = "422" // :MOTD file missing
+	errNonicknamegiven  = "431" // :No nickname given
+	errErroneusnickname = "432" // <nick> :Erroneous nickname
+	errNicknameinuse    = "433" // <nick> :Nickname in use
+	errUsernotinchannel = "441" // <nick> <channel> :User not in channel
+	errNotonchannel     = "442" // <channel> :You're not on that channel
+	errUseronchannel    = "443" // <user> <channel> :is already on channel
+	errNotregistered    = "451" // :You have not registered
+	errNeedmoreparams   = "461" // <command> :Not enough parameters
+	errAlreadyregistred = "462" // :Already registered
+	errPasswdmismatch   = "464" // :Password incorrect
+	errYourebannedcreep = "465" // :You're banned from this server
+	errKeyset           = "467" // <channel> :Channel key already set
+	errChannelisfull    = "471" // <channel> :Cannot join channel (+l)
+	errUnknownmode      = "472" // <char> :Don't know this mode for <channel>
+	errInviteonlychan   = "473" // <channel> :Cannot join channel (+I)
+	errBannedfromchan   = "474" // <channel> :Cannot join channel (+b)
+	errBadchankey       = "475" // <channel> :Cannot join channel (+k)
+	errNopriviledges    = "481" // :Permission Denied- You're not an IRC operator
+	errChanoprivsneeded = "482" // <channel> :You're not an operator
+
+	errUmodeunknownflag = "501" // :Unknown mode flag
+	errUsersdontmatch   = "502" // :Can't change mode for other users
+
+	rplLoggedin    = "900" // <nick> <nick>!<ident>@<host> <account> :You are now logged in as <user>
+	rplLoggedout   = "901" // <nick> <nick>!<ident>@<host> :You are now logged out
+	errNicklocked  = "902" // :You must use a nick assigned to you
+	rplSaslsuccess = "903" // :SASL authentication successful
+	errSaslfail    = "904" // :SASL authentication failed
+	errSasltoolong = "905" // :SASL message too long
+	errSaslaborted = "906" // :SASL authentication aborted
+	errSaslalready = "907" // :You have already authenticated using SASL
+	rplSaslmechs   = "908" // <mechanisms> :are available SASL mechanisms
+)
diff --git a/irc/states.go b/irc/states.go
index 24a667e..5c9f912 100644
--- a/irc/states.go
+++ b/irc/states.go
@@ -354,7 +354,7 @@ func (s *Session) handleStart(msg Message) (ev Event, err error) {
 				return
 			}
 		}
-	case "900":
+	case rplLoggedin:
 		err = s.send("CAP END\r\n")
 		if err != nil {
 			return
@@ -362,7 +362,7 @@ func (s *Session) handleStart(msg Message) (ev Event, err error) {
 
 		s.acct = msg.Params[2]
 		_, _, s.host = FullMask(msg.Params[1])
-	case "902", "904", "905", "906", "907", "908":
+	case errNicklocked, errSaslfail, errSasltoolong, errSaslaborted, errSaslalready, rplSaslmechs:
 		err = s.send("CAP END\r\n")
 		if err != nil {
 			return
@@ -423,9 +423,9 @@ func (s *Session) handleStart(msg Message) (ev Event, err error) {
 				}
 			}
 		}
-	case "372": // RPL_MOTD
+	case errNomotd:
 		s.motd += "\n" + strings.TrimPrefix(msg.Params[1], "- ")
-	case "433": // ERR_NICKNAMEINUSE
+	case errNicknameinuse:
 		s.nick = s.nick + "_"
 
 		err = s.send("NICK %s\r\n", s.nick)
@@ -451,7 +451,7 @@ func (s *Session) handle(msg Message) (ev Event, err error) {
 	}
 
 	switch msg.Command {
-	case "001": // RPL_WELCOME
+	case rplWelcome:
 		s.nick = msg.Params[0]
 		s.lNick = strings.ToLower(s.nick)
 		s.state = ConnRegistered
@@ -463,9 +463,9 @@ func (s *Session) handle(msg Message) (ev Event, err error) {
 				return
 			}
 		}
-	case "005": // RPL_ISUPPORT
+	case rplIsupport:
 		s.updateFeatures(msg.Params[1 : len(msg.Params)-1])
-	case "352": // RPL_WHOREPLY
+	case rplWhoreply:
 		if s.lNick == strings.ToLower(msg.Params[5]) {
 			s.host = msg.Params[3]
 		}
@@ -618,7 +618,7 @@ func (s *Session) handle(msg Message) (ev Event, err error) {
 				Time:         t,
 			}
 		}
-	case "353": // RPL_NAMREPLY
+	case rplNamreply:
 		channel := strings.ToLower(msg.Params[2])
 
 		if c, ok := s.channels[channel]; ok {
@@ -635,9 +635,9 @@ func (s *Session) handle(msg Message) (ev Event, err error) {
 				c.Members[lNick] = name.PowerLevel
 			}
 		}
-	case "366": // RPL_ENDOFNAMES
+	case rplEndofnames:
 		ev = SelfJoinEvent{ChannelEvent{Channel: msg.Params[1]}}
-	case "332": // RPL_TOPIC
+	case rplTopic:
 		channel := strings.ToLower(msg.Params[1])
 
 		if c, ok := s.channels[channel]; ok {
diff --git a/irc/tokens.go b/irc/tokens.go
index d65ae7b..53deaee 100644
--- a/irc/tokens.go
+++ b/irc/tokens.go
@@ -156,19 +156,19 @@ func Tokenize(line string) (msg Message, err error) {
 
 func (msg *Message) Validate() (err error) {
 	switch msg.Command {
-	case "001":
+	case rplWelcome:
 		if len(msg.Params) < 1 {
 			err = errNotEnoughParams
 		}
-	case "005":
+	case rplIsupport:
 		if len(msg.Params) < 3 {
 			err = errNotEnoughParams
 		}
-	case "352":
+	case rplWhoreply:
 		if len(msg.Params) < 8 {
 			err = errNotEnoughParams
 		}
-	case "372":
+	case rplMotd:
 		if len(msg.Params) < 2 {
 			err = errNotEnoughParams
 		}
@@ -176,11 +176,11 @@ func (msg *Message) Validate() (err error) {
 		if len(msg.Params) < 1 {
 			err = errNotEnoughParams
 		}
-	case "900":
+	case rplLoggedin:
 		if len(msg.Params) < 3 {
 			err = errNotEnoughParams
 		}
-	case "901":
+	case rplLoggedout:
 		if len(msg.Params) < 2 {
 			err = errNotEnoughParams
 		}
@@ -212,11 +212,11 @@ func (msg *Message) Validate() (err error) {
 		if msg.Prefix == "" {
 			err = errNoPrefix
 		}
-	case "353":
+	case rplNamreply:
 		if len(msg.Params) < 4 {
 			err = errNotEnoughParams
 		}
-	case "332":
+	case rplTopic:
 		if len(msg.Params) < 3 {
 			err = errNotEnoughParams
 		}