writefreely/jobs.go

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package writefreely
import (
"github.com/writeas/web-core/log"
"time"
)
type PostJob struct {
ID int64
PostID string
Action string
Delay int64
}
func addJob(app *App, p *PublicPost, action string, delay int64) error {
j := &PostJob{
PostID: p.ID,
Action: action,
Delay: delay,
}
return app.db.InsertJob(j)
}
func startPublishJobsQueue(app *App) {
t := time.NewTicker(62 * time.Second)
for {
log.Info("[jobs] Done.")
<-t.C
log.Info("[jobs] Fetching email publish jobs...")
jobs, err := app.db.GetJobsToRun("email")
if err != nil {
log.Error("[jobs] %s - Skipping.", err)
continue
}
log.Info("[jobs] Running %d email publish jobs...", len(jobs))
err = runJobs(app, jobs, true)
if err != nil {
log.Error("[jobs] Failed: %s", err)
}
}
}
func runJobs(app *App, jobs []*PostJob, reqColl bool) error {
for _, j := range jobs {
p, err := app.db.GetPost(j.PostID, 0)
if err != nil {
log.Info("[job #%d] Unable to get post: %s", j.ID, err)
continue
}
if !p.CollectionID.Valid && reqColl {
log.Info("[job #%d] Post %s not part of a collection", j.ID, p.ID)
app.db.DeleteJob(j.ID)
continue
}
coll, err := app.db.GetCollectionByID(p.CollectionID.Int64)
if err != nil {
log.Info("[job #%d] Unable to get collection: %s", j.ID, err)
continue
}
coll.hostName = app.cfg.App.Host
coll.ForPublic()
p.Collection = &CollectionObj{Collection: *coll}
err = emailPost(app, p, p.Collection.ID)
if err != nil {
log.Error("[job #%d] Failed to email post %s", j.ID, p.ID)
continue
}
log.Info("[job #%d] Success for post %s.", j.ID, p.ID)
app.db.DeleteJob(j.ID)
}
return nil
}