From cb2342c75d929f11f901e6f8e3d44f6bdc0261b4 Mon Sep 17 00:00:00 2001
From: Bernhard Tittelbach <xro@realraum.at>
Date: Wed, 6 Nov 2013 16:19:04 +0000
Subject: [PATCH] ask for missed events

---
 go/r3-netstatus/main.go |   35 +++++++++++++++++++++++------------
 1 file changed, 23 insertions(+), 12 deletions(-)

diff --git a/go/r3-netstatus/main.go b/go/r3-netstatus/main.go
index 85309ae..cc63daa 100644
--- a/go/r3-netstatus/main.go
+++ b/go/r3-netstatus/main.go
@@ -10,6 +10,7 @@ import (
     "fmt"
     //~ "./brain"
     r3events "svn.spreadspace.org/realraum/go.svn/r3events"
+    zmq "github.com/vaughan0/go-zmq"
 )
 
 type SpaceState struct {
@@ -65,11 +66,9 @@ func composeDoorLockMessage(locked bool, frontshut r3events.DoorAjarUpdate, door
     }
 }
 
-func EventToXMPP(ps *pubsub.PubSub, xmpp_presence_events_chan chan <- interface{}) {
-    events := ps.Sub("presence","door","buttons","updateinterval")
+func EventToXMPP(events <- chan interface{}, xmpp_presence_events_chan chan <- interface{}) {
 
     defer func() {
-        ps.Unsub(events, "presence","door","buttons","updateinterval")
         if x := recover(); x != nil {
             //defer ist called _after_ EventToXMPP function has returned. Thus we recover after returning from this function.
             Syslog_.Printf("handleIncomingXMPPStanzas: run time panic: %v", x)
@@ -125,14 +124,16 @@ func EventToXMPP(ps *pubsub.PubSub, xmpp_presence_events_chan chan <- interface{
 	}
 }
 
-func RunXMPPBot(ps *pubsub.PubSub) {
+func RunXMPPBot(ps *pubsub.PubSub, zmqctx *zmq.Context) {
     var xmpperr error
     var bot *r3xmppbot.XmppBot
     var xmpp_presence_events_chan chan interface{}
+    psevents := ps.Sub("presence","door","buttons","updateinterval")
     for {
         bot, xmpp_presence_events_chan, xmpperr = r3xmppbot.NewStartedBot(xmpp_login_.jid, xmpp_login_.pass, xmpp_bot_authstring_, xmpp_state_save_dir_, true)
         if xmpperr == nil {
-            EventToXMPP(ps, xmpp_presence_events_chan)
+            QueryLatestEventsAndInjectThem(ps, zmqctx)
+            EventToXMPP(psevents, xmpp_presence_events_chan)
             bot.StopBot()
         } else {
             Syslog_.Printf("Error starting XMPP Bot: %s", xmpperr.Error())
@@ -148,6 +149,20 @@ func ParseZMQr3Event(lines [][]byte, ps *pubsub.PubSub) {
     ps.Pub(evnt, pubsubcat)
 }
 
+func QueryLatestEventsAndInjectThem(ps *pubsub.PubSub, zmqctx *zmq.Context) {
+    answ := ZmqsAskQuestionsAndClose(zmqctx, brain_connect_addr_, [][][]byte{
+        [][]byte{[]byte("DoorCommandEvent")}, 
+        [][]byte{[]byte("DoorLockUpdate")}, 
+        [][]byte{[]byte("DoorAjarUpdate")}, 
+        [][]byte{[]byte("BackdoorAjarUpdate")}, 
+        [][]byte{[]byte("PresenceUpdate")},
+        [][]byte{[]byte("IlluminationSensorUpdate")}, 
+        [][]byte{[]byte("TempSensorUpdate")}})
+    for _, a := range(answ) {
+        ParseZMQr3Event(a, ps)
+    }
+}
+
 func main() {
     if enable_syslog_ { LogEnableSyslog(); r3xmppbot.LogEnableSyslog() }
     if enable_debug_ { LogEnableDebuglog(); r3xmppbot.LogEnableDebuglog() }
@@ -160,19 +175,15 @@ func main() {
         panic("zmq sockets must not be nil !!")
     }
 
-    ps := pubsub.New(1)
+    ps := pubsub.New(10)
     defer ps.Shutdown()
     //~ brn := brain.New()
     //~ defer brn.Shutdown()
 
     go EventToWeb(ps)
-    go RunXMPPBot(ps) 
-
     // --- get update on most recent events ---
-    answ := ZmqsAskQuestionsAndClose(zmqctx, brain_connect_addr_, [][][]byte{[][]byte{[]byte("DoorCommandEvent")}, [][]byte{[]byte("DoorLockUpdate")}, [][]byte{[]byte("DoorAjarUpdate")}, [][]byte{[]byte("PresenceUpdate")}, [][]byte{[]byte("IlluminationSensorUpdate")}, [][]byte{[]byte("TempSensorUpdate")}})
-    for _, a := range(answ) {
-        ParseZMQr3Event(a, ps)
-    }
+    QueryLatestEventsAndInjectThem(ps, zmqctx)
+    go RunXMPPBot(ps, zmqctx) 
 
     // --- receive and distribute events ---
     ticker := time.NewTicker(time.Duration(7) * time.Minute)
-- 
1.7.10.4