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Move from ascii(ish) unicode encoding to prelim rfc7700 using functions instead

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This commit is contained in:
Daniel Oaks 2016-10-11 23:51:46 +10:00
parent 2bfcc553ce
commit 5e72409695
16 changed files with 587 additions and 515 deletions
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58
irc/modes.go
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@ -120,7 +120,7 @@ func (changes ChannelModeChanges) String() string {
}
type ChannelModeCommand struct {
channel Name
channel string
changes ChannelModeChanges
}
@ -209,8 +209,9 @@ var (
// MODE <target> [<modestring> [<mode arguments>...]]
func modeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
name := NewName(msg.Params[0])
if name.IsChannel() {
_, errChan := CasefoldChannel(msg.Params[0])
if errChan != nil {
return cmodeHandler(server, client, msg)
} else {
return umodeHandler(server, client, msg)
@ -219,12 +220,12 @@ func modeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
// MODE <target> [<modestring> [<mode arguments>...]]
func umodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
nickname := NewName(msg.Params[0])
nickname, err := CasefoldName(msg.Params[0])
target := server.clients.Get(nickname)
if target == nil {
client.Send(nil, server.nameString, ERR_NOSUCHNICK, client.nickString, msg.Params[0], "No such nick")
if err != nil || target == nil {
client.Send(nil, server.name, ERR_NOSUCHNICK, client.nick, msg.Params[0], "No such nick")
return false
}
@ -232,9 +233,9 @@ func umodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
// point SAMODE at this handler too, if they are operator and SAMODE was called then fine
if client != target && !client.flags[Operator] {
if len(msg.Params) > 1 {
client.Send(nil, server.nameString, ERR_USERSDONTMATCH, client.nickString, "Can't change modes for other users")
client.Send(nil, server.name, ERR_USERSDONTMATCH, client.nick, "Can't change modes for other users")
} else {
client.Send(nil, server.nameString, ERR_USERSDONTMATCH, client.nickString, "Can't view modes for other users")
client.Send(nil, server.name, ERR_USERSDONTMATCH, client.nick, "Can't view modes for other users")
}
return false
}
@ -249,7 +250,7 @@ func umodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
if (op == Add) || (op == Remove) {
modeArg = modeArg[1:]
} else {
client.Send(nil, server.nameString, ERR_UNKNOWNMODE, client.nickString, string(modeArg[0]), "is an unknown mode character to me")
client.Send(nil, server.name, ERR_UNKNOWNMODE, client.nick, string(modeArg[0]), "is an unknown mode character to me")
return false
}
@ -298,20 +299,20 @@ func umodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
}
if len(applied) > 0 {
client.Send(nil, client.nickMaskString, "MODE", target.nickString, applied.String())
client.Send(nil, client.nickMaskString, "MODE", target.nick, applied.String())
} else if client == target {
client.Send(nil, target.nickMaskString, RPL_UMODEIS, target.nickString, target.ModeString())
client.Send(nil, target.nickMaskString, RPL_UMODEIS, target.nick, target.ModeString())
}
return false
}
// MODE <target> [<modestring> [<mode arguments>...]]
func cmodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
channelName := NewName(msg.Params[0])
channelName, err := CasefoldChannel(msg.Params[0])
channel := server.channels.Get(channelName)
if channel == nil {
client.Send(nil, server.nameString, ERR_NOSUCHCHANNEL, client.nickString, msg.Params[0], "No such channel")
if err != nil || channel == nil {
client.Send(nil, server.name, ERR_NOSUCHCHANNEL, client.nick, msg.Params[0], "No such channel")
return false
}
@ -327,7 +328,7 @@ func cmodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
if (op == Add) || (op == Remove) {
modeArg = modeArg[1:]
} else {
client.Send(nil, server.nameString, ERR_UNKNOWNMODE, client.nickString, string(modeArg[0]), "is an unknown mode character to me")
client.Send(nil, server.name, ERR_UNKNOWNMODE, client.nick, string(modeArg[0]), "is an unknown mode character to me")
return false
}
@ -380,7 +381,7 @@ func cmodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
list := channel.lists[change.mode]
if list == nil {
// This should never happen, but better safe than panicky.
client.Send(nil, server.nameString, ERR_UNKNOWNERROR, client.nickString, "MODE", "Could not complete MODE command")
client.Send(nil, server.name, ERR_UNKNOWNERROR, client.nick, "MODE", "Could not complete MODE command")
return false
}
@ -389,13 +390,19 @@ func cmodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
continue
}
// confirm mask looks valid
mask, err = Casefold(mask)
if err != nil {
continue
}
switch change.op {
case Add:
list.Add(Name(mask))
list.Add(mask)
applied = append(applied, change)
case Remove:
list.Remove(Name(mask))
list.Remove(mask)
applied = append(applied, change)
}
@ -460,13 +467,16 @@ func cmodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
}
}
name := NewName(change.arg)
casefoldedName, err := CasefoldName(change.arg)
if err != nil {
continue
}
if !hasPrivs {
if change.op == Remove && name.ToLower() == client.nick.ToLower() {
if change.op == Remove && casefoldedName == client.nickCasefolded {
// success!
} else {
client.Send(nil, client.server.nameString, ERR_CHANOPRIVSNEEDED, channel.nameString, "You're not a channel operator")
client.Send(nil, client.server.name, ERR_CHANOPRIVSNEEDED, channel.name, "You're not a channel operator")
continue
}
}
@ -481,13 +491,13 @@ func cmodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
if len(applied) > 0 {
//TODO(dan): we should change the name of String and make it return a slice here
args := append([]string{channel.nameString}, strings.Split(applied.String(), " ")...)
args := append([]string{channel.name}, strings.Split(applied.String(), " ")...)
client.Send(nil, client.nickMaskString, "MODE", args...)
} else {
//TODO(dan): we should just make ModeString return a slice here
args := append([]string{client.nickString, channel.nameString}, strings.Split(channel.ModeString(client), " ")...)
args := append([]string{client.nick, channel.name}, strings.Split(channel.ModeString(client), " ")...)
client.Send(nil, client.nickMaskString, RPL_CHANNELMODEIS, args...)
client.Send(nil, client.nickMaskString, RPL_CHANNELCREATED, client.nickString, channel.nameString, strconv.FormatInt(channel.createdTime.Unix(), 10))
client.Send(nil, client.nickMaskString, RPL_CHANNELCREATED, client.nick, channel.name, strconv.FormatInt(channel.createdTime.Unix(), 10))
}
return false
}