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remove draft/resume-0.5

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This commit is contained in:
Shivaram Lingamneni 2021-05-18 23:27:46 -04:00
parent df49137aca
commit ba21987d03
14 changed files with 4 additions and 683 deletions
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74
irc/channel.go
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@ -1035,80 +1035,6 @@ func (channel *Channel) Part(client *Client, message string, rb *ResponseBuffer)
client.server.logger.Debug("channels", fmt.Sprintf("%s left channel %s", details.nick, chname))
}
// Resume is called after a successful global resume to:
// 1. Replace the old client with the new in the channel's data structures
// 2. Send JOIN and MODE lines to channel participants (including the new client)
// 3. Replay missed message history to the client
func (channel *Channel) Resume(session *Session, timestamp time.Time) {
channel.resumeAndAnnounce(session)
if !timestamp.IsZero() {
channel.replayHistoryForResume(session, timestamp, time.Time{})
}
}
func (channel *Channel) resumeAndAnnounce(session *Session) {
channel.stateMutex.RLock()
memberData, found := channel.members[session.client]
channel.stateMutex.RUnlock()
if !found {
return
}
oldModes := memberData.modes.String()
if 0 < len(oldModes) {
oldModes = "+" + oldModes
}
// send join for old clients
chname := channel.Name()
details := session.client.Details()
// TODO: for now, skip this entirely for auditoriums,
// but really we should send it to voiced clients
if !channel.flags.HasMode(modes.Auditorium) {
for _, member := range channel.Members() {
for _, mSes := range member.Sessions() {
if mSes == session || mSes.capabilities.Has(caps.Resume) {
continue
}
if mSes.capabilities.Has(caps.ExtendedJoin) {
mSes.Send(nil, details.nickMask, "JOIN", chname, details.accountName, details.realname)
} else {
mSes.Send(nil, details.nickMask, "JOIN", chname)
}
if 0 < len(oldModes) {
mSes.Send(nil, channel.server.name, "MODE", chname, oldModes, details.nick)
}
}
}
}
rb := NewResponseBuffer(session)
// use blocking i/o to synchronize with the later history replay
if rb.session.capabilities.Has(caps.ExtendedJoin) {
rb.Add(nil, details.nickMask, "JOIN", channel.name, details.accountName, details.realname)
} else {
rb.Add(nil, details.nickMask, "JOIN", channel.name)
}
channel.SendTopic(session.client, rb, false)
channel.Names(session.client, rb)
rb.Send(true)
}
func (channel *Channel) replayHistoryForResume(session *Session, after time.Time, before time.Time) {
var items []history.Item
afterS, beforeS := history.Selector{Time: after}, history.Selector{Time: before}
_, seq, _ := channel.server.GetHistorySequence(channel, session.client, "")
if seq != nil {
items, _ = seq.Between(afterS, beforeS, channel.server.Config().History.ZNCMax)
}
rb := NewResponseBuffer(session)
if len(items) != 0 {
channel.replayHistoryItems(rb, items, false)
}
rb.Send(true)
}
func (channel *Channel) replayHistoryItems(rb *ResponseBuffer, items []history.Item, autoreplay bool) {
// send an empty batch if necessary, as per the CHATHISTORY spec
chname := channel.Name()