//GetActive gets the active presentations from the Datastore.
func GetActive(c appengine.Context) (ps []*Presentation, err error) {
q := datastore.NewQuery("Presentation").Filter("Active =", true)
is, err := gaemodel.MultiQuery(c, typ, "Presentation", q)
if err != nil {
return
}
ps = is.([]*Presentation)
return
}
func timeQuery(t time.Time, sign string, c appengine.Context) (as []*Activation, err error) {
q := datastore.NewQuery("Activation").Filter("Time "+sign, t).Order("Time")
is, err := gaemodel.MultiQuery(c, typ, "Activation", q)
if err != nil {
return
}
as = is.([]*Activation)
return
}
//GetListing gets paginated Presentations from Datastore.
func GetListing(page int, perPage int, c appengine.Context) (ps []*Presentation, err error) {
var q *datastore.Query
if page == 1 {
q = datastore.NewQuery("Presentation").Limit(perPage).Order("-Active").Order("-Created")
} else {
q = datastore.NewQuery("Presentation").Limit(perPage).Offset(perPage * (page - 1)).Order("-Active").Order("-Created")
}
is, err := gaemodel.MultiQuery(c, typ, "Presentation", q)
if err != nil {
return
}
ps = is.([]*Presentation)
return
}