func UpdateMetadata(self *ss.AppServer, w http.ResponseWriter, req *http.Request) error {
job, err := ss.NewAsyncMetadataUpdate(req)
if err != nil {
ss.SendJSON(w, false)
return err
}
err = self.UpdateEntry(job)
if err != nil {
ss.SendJSON(w, false)
return err
}
ss.SendJSON(w, true)
return nil
}
// deleteRows handles the deletion of a group of rows from a table.
func DeleteRows(self *ss.AppServer, w http.ResponseWriter, req *http.Request) error {
job, err := ss.NewAsyncDelete(req)
if err != nil {
ss.SendJSONError(w, err)
return err
}
err = self.DeleteEntries(job)
if err != nil {
ss.SendJSONError(w, err)
}
ss.SendJSON(w, true)
return nil
}
// InsertData server as the back-end for handling data insertion into
// existing tables. The request holds all the relevent data encoded
// into rows.
func InsertData(self *ss.AppServer, w http.ResponseWriter, req *http.Request) error {
job, err := ss.NewAsyncInsert(req)
if err != nil {
ss.SendJSONError(w, err)
return err
}
err = self.InsertEntry(job)
if err != nil {
ss.SendJSONError(w, err)
return err
}
ss.SendJSON(w, true)
return nil
}
// This is a handler which checks the POST for the data required to
// make a change to the database.
//
// This function will have one of two possible side effects which are
// writing a JSON response to the caller.
func ChangeTable(self *ss.AppServer, w http.ResponseWriter, req *http.Request) error {
job, err := ss.NewAsyncJob(req)
if err != nil {
ss.SendJSON(w, false)
return err
}
err = self.WriteEntry(job)
if err != nil {
ss.SendJSON(w, false)
return err
}
ss.SendJSON(w, true)
return nil
}