func (o ObjFactory) makeItem(c gregor.Category, d *time.Time, b gregor.Body) *Item {
return &Item{
Dtime_: timeToTimeOrOffset(d),
Category_: Category(c.String()),
Body_: Body(b.Bytes()),
}
}
func (s State) ItemsWithCategoryPrefix(gc gregor.Category) ([]gregor.Item, error) {
var ret []gregor.Item
c := Category(gc.String())
for _, i := range s.Items_ {
if i.HasCategoryPrefix(c) {
ret = append(ret, i)
}
}
return ret, nil
}
func (s *SQLEngine) items(u gregor.UID, d gregor.DeviceID, t gregor.TimeOrOffset, m gregor.MsgID, cp gregor.Category) ([]gregor.Item, error) {
qry := `SELECT i.msgid, m.devid, i.category, i.dtime, i.body, m.ctime
FROM gregor_items AS i
INNER JOIN gregor_messages AS m ON (i.uid=m.uid AND i.msgid=m.msgid)
WHERE i.uid=? AND (i.dtime IS NULL OR i.dtime > `
qb := s.newQueryBuilder()
qb.Build(qry, hexEnc(u))
if t != nil {
qb.TimeOrOffset(t)
} else {
qb.Now()
}
qb.Build(")")
if d != nil {
// A "NULL" devid in this case means that the Item/message is intended for all
// devices. So include that as well.
qb.Build("AND (m.devid=? OR m.devid IS NULL)", hexEnc(d))
}
if t != nil {
qb.Build("AND m.ctime <=")
qb.TimeOrOffset(t)
}
if m != nil {
qb.Build("AND i.msgid=?", hexEnc(m))
}
if cp != nil {
qb.Build(" AND i.category LIKE ?", cp.String()+"%")
}
qb.Build("ORDER BY m.ctime ASC")
stmt, err := s.driver.Prepare(qb.Query())
if err != nil {
return nil, err
}
defer stmt.Close()
rows, err := stmt.Query(qb.Args()...)
if err != nil {
return nil, err
}
var items []gregor.Item
for rows.Next() {
item, err := s.rowToItem(u, rows)
if err != nil {
return nil, err
}
items = append(items, item)
}
return items, nil
}
func (o ObjFactory) MakeDismissalByRange(uid gregor.UID, msgid gregor.MsgID, devid gregor.DeviceID, ctime time.Time, c gregor.Category, d time.Time) (gregor.InBandMessage, error) {
md, err := o.makeMetadata(uid, msgid, devid, ctime, gregor.InBandMsgTypeUpdate)
if err != nil {
return nil, err
}
return InBandMessage{
StateUpdate_: &StateUpdateMessage{
Md_: md,
Dismissal_: &Dismissal{
Ranges_: []MsgRange{{
EndTime_: timeToTimeOrOffset(&d),
Category_: Category(c.String()),
}},
},
},
}, nil
}