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CHATHISTORY with no results SHOULD send an empty batch

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This commit is contained in:
Shivaram Lingamneni 2020-02-20 23:47:13 -05:00
parent 98a7b45d96
commit 03378da81b
4 changed files with 15 additions and 16 deletions
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9
irc/channel.go
View File

@ -944,7 +944,9 @@ func (channel *Channel) replayHistoryForResume(session *Session, after time.Time
items, complete, _ = seq.Between(afterS, beforeS, channel.server.Config().History.ZNCMax)
}
rb := NewResponseBuffer(session)
channel.replayHistoryItems(rb, items, false)
if len(items) != 0 {
channel.replayHistoryItems(rb, items, false)
}
if !complete && !session.resumeDetails.HistoryIncomplete {
// warn here if we didn't warn already
rb.Add(nil, histServMask, "NOTICE", channel.Name(), session.client.t("Some additional message history may have been lost"))
@ -961,10 +963,7 @@ func stripMaskFromNick(nickMask string) (nick string) {
}
func (channel *Channel) replayHistoryItems(rb *ResponseBuffer, items []history.Item, autoreplay bool) {
if len(items) == 0 {
return
}
// send an empty batch if necessary, as per the CHATHISTORY spec
chname := channel.Name()
client := rb.target
eventPlayback := rb.session.capabilities.Has(caps.EventPlayback)

16
irc/client.go
View File

@ -832,9 +832,11 @@ func (session *Session) playResume() {
if !timestamp.IsZero() && privmsgSeq != nil {
after := history.Selector{Time: timestamp}
items, complete, _ := privmsgSeq.Between(after, history.Selector{}, config.History.ZNCMax)
rb := NewResponseBuffer(session)
client.replayPrivmsgHistory(rb, items, "", complete)
rb.Send(true)
if len(items) != 0 {
rb := NewResponseBuffer(session)
client.replayPrivmsgHistory(rb, items, "", complete)
rb.Send(true)
}
}
session.resumeDetails = nil
@ -844,12 +846,10 @@ func (client *Client) replayPrivmsgHistory(rb *ResponseBuffer, items []history.I
var batchID string
details := client.Details()
nick := details.nick
if 0 < len(items) {
if target == "" {
target = nick
}
batchID = rb.StartNestedHistoryBatch(target)
if target == "" {
target = nick
}
batchID = rb.StartNestedHistoryBatch(target)
allowTags := rb.session.capabilities.Has(caps.MessageTags)
for _, item := range items {

4
irc/handlers.go
View File

@ -525,7 +525,7 @@ func chathistoryHandler(server *Server, client *Client, msg ircmsg.IrcMessage, r
var err error
defer func() {
// successful responses are sent as a chathistory or history batch
if err == nil && 0 < len(items) {
if err == nil {
if channel != nil {
channel.replayHistoryItems(rb, items, false)
} else {
@ -958,7 +958,7 @@ func historyHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *R
items, _, err = sequence.Between(start, end, limit)
}
if err == nil {
if err == nil && len(items) != 0 {
if channel != nil {
channel.replayHistoryItems(rb, items, false)
} else {

2
irc/znc.go
View File

@ -124,7 +124,7 @@ func zncPlayPrivmsgs(client *Client, rb *ResponseBuffer, after, before time.Time
}
zncMax := client.server.Config().History.ZNCMax
items, _, err := sequence.Between(history.Selector{Time: after}, history.Selector{Time: before}, zncMax)
if err == nil {
if err == nil && len(items) != 0 {
client.replayPrivmsgHistory(rb, items, "", true)
}
}