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capability: Add 3.2 CAP values
This commit is contained in:
Daniel Oaks
parent
9162d0da61
commit
e643c2101f
@ -12,8 +12,9 @@ Improved compatibility, more features, etc.
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### Security
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### Added
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* Added integrated help.
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* Support for IRCv3 capability [`account-notify`](http://ircv3.net/specs/extensions/account-notify-3.1.html), and draft capability [`message-tags`](http://ircv3.net/specs/core/message-tags-3.3.html) as `draft/message-tags`.
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* Added integrated help (with the `/HELP` command).
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* Added support for IRCv3.2 [capability negotiation](http://ircv3.net/specs/core/capability-negotiation-3.2.html) including CAP values.
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* Added support for IRCv3 capability [`account-notify`](http://ircv3.net/specs/extensions/account-notify-3.1.html), and draft capability [`message-tags`](http://ircv3.net/specs/core/message-tags-3.3.html) as `draft/message-tags`.
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### Changed
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* Casemapping changed from custom unicode mapping to preliminary [rfc7700](https://github.com/ircv3/ircv3-specifications/pull/272) mapping.
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@ -43,7 +44,7 @@ Initial release of Oragono!
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* Ability to parse complex mode change syntax commonly used these days (i.e. `+h-ov dan dan dan`).
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* User mode for clients connected via TLS (`+Z`).
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* Ability to register and login to accounts (with passphrase or certfp).
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* Support for IRCv3 capabilities [`account-tag`](http://ircv3.net/specs/extensions/account-tag-3.2.html), [`away-notify`](http://ircv3.net/specs/extensions/away-notify-3.1.html), [`extended-join`](http://ircv3.net/specs/extensions/extended-join-3.1.html), [`sasl`](http://ircv3.net/specs/extensions/sasl-3.1.html), [`server-time`](http://ircv3.net/specs/extensions/server-time-3.2.html), and [`userhost-in-names`](http://ircv3.net/specs/extensions/userhost-in-names-3.2.html).
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* Added support for IRCv3 capabilities [`account-tag`](http://ircv3.net/specs/extensions/account-tag-3.2.html), [`away-notify`](http://ircv3.net/specs/extensions/away-notify-3.1.html), [`extended-join`](http://ircv3.net/specs/extensions/extended-join-3.1.html), [`sasl`](http://ircv3.net/specs/extensions/sasl-3.1.html), [`server-time`](http://ircv3.net/specs/extensions/server-time-3.2.html), and [`userhost-in-names`](http://ircv3.net/specs/extensions/userhost-in-names-3.2.html).
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### Changed
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* Channel creator (`O`) privilege changed to founder/admin/halfops (`qah`) privileges.
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@ -37,6 +37,9 @@ var (
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ServerTime: true,
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UserhostInNames: true,
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}
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CapValues = map[Capability]string{
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SASL: "PLAIN,EXTERNAL",
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}
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)
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func (capability Capability) String() string {
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@ -65,14 +68,32 @@ const (
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CapNegotiated CapState = iota
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)
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// CapVersion is used to select which max version of CAP the client supports.
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type CapVersion uint
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const (
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// Cap301 refers to the base CAP spec.
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Cap301 CapVersion = 301
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// Cap302 refers to the IRCv3.2 CAP spec.
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Cap302 CapVersion = 302
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)
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// CapabilitySet is used to track supported, enabled, and existing caps.
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type CapabilitySet map[Capability]bool
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func (set CapabilitySet) String() string {
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func (set CapabilitySet) String(version CapVersion) string {
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strs := make([]string, len(set))
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index := 0
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for capability := range set {
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strs[index] = string(capability)
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index += 1
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capString := string(capability)
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if version == Cap302 {
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val, exists := CapValues[capability]
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if exists {
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capString += "=" + val
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}
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}
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strs[index] = capString
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index++
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}
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return strings.Join(strs, " ")
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}
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@ -108,13 +129,17 @@ func capHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
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if !client.registered {
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client.capState = CapNegotiating
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}
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// client.server needs to be here to workaround a parsing bug in weechat 1.4
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// and let it connect to the server (otherwise it doesn't respond to the CAP
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// message with anything and just hangs on connection)
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client.Send(nil, server.name, "CAP", client.nick, subCommand, SupportedCapabilities.String())
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if len(msg.Params) > 1 && msg.Params[1] == "302" {
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client.capVersion = 302
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}
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// weechat 1.4 has a bug here where it won't accept the CAP reply unless it contains
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// the server.name source... otherwise it doesn't respond to the CAP message with
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// anything and just hangs on connection.
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//TODO(dan): limit number of caps and send it multiline in 3.2 style as appropriate.
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client.Send(nil, server.name, "CAP", client.nick, subCommand, SupportedCapabilities.String(client.capVersion))
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case "LIST":
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client.Send(nil, server.name, "CAP", client.nick, subCommand, client.capabilities.String())
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client.Send(nil, server.name, "CAP", client.nick, subCommand, client.capabilities.String(Cap301)) // values not sent on LIST so force 3.1
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case "REQ":
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// make sure all capabilities actually exist
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@ -33,6 +33,7 @@ type Client struct {
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awayMessage string
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capabilities CapabilitySet
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capState CapState
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capVersion CapVersion
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certfp string
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channels ChannelSet
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ctime time.Time
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@ -64,8 +65,9 @@ func NewClient(server *Server, conn net.Conn, isTLS bool) *Client {
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client := &Client{
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atime: now,
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authorized: server.password == nil,
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capState: CapNone,
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capabilities: make(CapabilitySet),
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capState: CapNone,
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capVersion: Cap301,
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channels: make(ChannelSet),
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ctime: now,
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flags: make(map[UserMode]bool),
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