func buildRepo(srv *eventsource.Server) {
repo := eventsource.NewSliceRepository()
srv.Register("articles", repo)
for i := range articles {
repo.Add("articles", &articles[i])
srv.Publish([]string{"articles"}, &articles[i])
}
}
func TimePublisher(srv *eventsource.Server) {
start := time.Date(2013, time.January, 1, 0, 0, 0, 0, time.UTC)
ticker := time.NewTicker(time.Second)
for i := 0; i < TICK_COUNT; i++ {
<-ticker.C
srv.Publish([]string{"time"}, TimeEvent(start))
start = start.Add(time.Second)
}
}
func (repo *articleRepository) Monitor(srv *eventsource.Server) {
stream := make(chan *article)
defer close(stream)
var lastEventId string
if err := repo.QueryRow("SELECT MAX(id) FROM article").Scan(&lastEventId); err != nil {
glog.Fatal(err)
}
glog.Infof("Monitoring from Id: %s onwards ", lastEventId)
go func() {
for art := range stream {
glog.Infof("Publishing Id: %s Channel: %s", art.id, art.channel)
srv.Publish([]string{"articles", art.channel}, repo.Get(art.channel, art.id))
}
}()
for {
glog.V(2).Infoln("Polling...")
if last := repo.streamArticles("articles", lastEventId, stream); last.id != "" {
lastEventId = last.id
}
time.Sleep(*interval)
}
}
