diff options
Diffstat (limited to 'xmpp/stream_pair.go')
-rw-r--r-- | xmpp/stream_pair.go | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/xmpp/stream_pair.go b/xmpp/stream_pair.go deleted file mode 100644 index 87df86a..0000000 --- a/xmpp/stream_pair.go +++ /dev/null @@ -1,131 +0,0 @@ -package xmpp - -import ( - "encoding/xml" - "log" -) - -func runStreamPair(s *session) { - end := openStream(s) - defer closeStream(s, end) - - buf := newElementBuffer() - - for { - select { - case data := <-s.in: - switch data.(type) { - case SessionShouldDisconnect: - return - default: - log.Printf("Unknown data '%d'!\n", data) - } - case t := <-s.rx: - err := buf.add(t) - if err != nil { - log.Printf("Could not add XML token to buffer: %v\n", err) - return - } - if buf.isComplete() { - element := buf.reset() - route(s, element, getRoutingTable()) - } - } - } -} - -func openStream(s *session) xml.EndElement { - start := xml.StartElement{ - xml.Name{"jabber:client", "stream:stream"}, - []xml.Attr{ - xml.Attr{xml.Name{"", "from"}, s.jid}, - xml.Attr{xml.Name{"", "to"}, domainpart(s.jid)}, - xml.Attr{xml.Name{"", "version"}, "1.0"}, - xml.Attr{xml.Name{"", "xml:lang"}, "en"}, - xml.Attr{xml.Name{"", "xmlns:stream"}, "http://etherx.jabber.org/streams"}, - }, - } - end := start.End() - - err := s.ed.encodeToken(start) - if err != nil { - log.Println("Could not encode stream start!") - } - - syncStreams(s) - - return end -} - -// syncStreams drops XML tokens from the receiving stream until an -// xml.StartElement with the local name `stream` is received. If this function -// is called after opening a new stream in the sending direction it is ensured -// that both streams directions work on the same stream level and are in sync. -// Tokens received which are not a stream StartElement are not handled but -// logged since this should not happen. -func syncStreams(s *session) { - for { - select { - case data := <-s.in: - switch data.(type) { - case SessionShouldDisconnect: - return - default: - log.Printf("Unhandled data '%d' during stream sync!\n", data) - } - case t := <-s.rx: - switch token := t.(type) { - case xml.StartElement: - if token.Name.Local == "stream" { - return - } - } - log.Printf("Unhandled XML token '%v' during stream sync!\n", t) - } - } -} - -func closeStream(s *session, end xml.EndElement) { - err := s.ed.encodeToken(end) - if err != nil { - log.Println("Could not encode stream end!") - } -} - -func streamFeaturesHandler(s *session, e []xml.Token) { - if hasSaslPlain(e) { - s.sasl() - return - } - - if hasBind(e) { - s.sendBind() - return - } - - log.Println("Stream has no implemented features!") -} - -func iqHandler(s *session, e []xml.Token) { - isResult := false - idMatches := false - - result := xml.Attr{xml.Name{"", "type"}, "result"} - id := xml.Attr{xml.Name{"", "id"}, s.resourceReq} - - switch start := e[0].(type) { - case xml.StartElement: - for _, v := range start.Attr { - if v == result { - isResult = true - } - if v == id { - idMatches = true - } - } - - if isResult && idMatches { - s.sendPresence() - } - } -} |