func GetIdentity(network, id, username string) (*models.Identity, error) {
network = strings.ToLower(network)
username = strings.ToLower(username)
id = strings.ToLower(id) // ID is not necessarily an integer
if strings.HasPrefix(username, "@") {
username = username[1:]
}
var ok bool
if _, ok = Networks[network]; !ok {
return nil, ErrUnknownNet
}
var session, err = mgo.Dial(MongoDSN)
if err != nil {
return nil, err
}
defer session.Close()
var identities = session.DB("identities").C(network)
var one = new(models.Identity)
var two models.Identity
var selector bson.M
if id != "" {
selector = bson.M{
"network": network,
"id": id,
}
} else {
selector = bson.M{
"network": network,
"username": username,
}
}
err = identities.Find(selector).One(&two)
one = &two
if err != nil && err.Error() != "not found" {
return nil, err
}
if err != nil && err.Error() == "not found" {
one, err = getFrom[network](id, username)
if err != nil {
return nil, err
}
if err = addTo[network](one, identities); err != nil {
log.Printf("Failed to obtain profile: %s", err)
return nil, errors.New("Failed to obtain profile")
}
one.Status = "new"
}
return one, nil
}
func addToTwitter(item *models.Identity, c *mgo.Collection) error {
if item == nil {
return errors.New("item is nil.")
}
item.Status = "cached"
var err error
if err = ensureIdentitySchema(c); err != nil {
return err
}
return c.Insert(item)
}