func init() {
// Mongo URL
url, ok := config.GroupString("db", "mongoURL")
if !ok {
log.Fatal("wombat:apps:article: MongoURL missing from configuration")
}
// Database name
db, ok := config.GroupString("db", "mongoDB")
if !ok {
db = "main"
}
col, ok := config.GroupString("db", "mongoCol")
if !ok {
col = "articles"
}
// Mongo error
b, err := New(url, db, col)
if err != nil {
log.Fatal("Failed to create backend: %v", err)
}
// Register
backends.Register("wombat:apps:article-reader", b)
backends.Register("wombat:apps:article-printer", b)
}
func init() {
if url, ok := config.GroupString("db", "mongoURL"); !ok {
log.Fatal("users mongo: MongoURL missing from configuration")
} else if session, err := mgo.Dial(url); err != nil {
log.Fatal("Failed to retrieve Mongo session: ", err)
} else {
// set monotonic mode
session.SetMode(mgo.Monotonic, true)
// register backend
b := Backend{session}
backends.Register("mongo:user-reader", b)
backends.Register("mongo:user-writer", b)
}
if d, ok := config.GroupString("db", "mongoDB"); ok {
db = d
}
}
func ExampleGroupString() {
// for a `config.json` file like:
/*
{
"host": "google.com",
"links": {
"google": "https://google.com"
}
}
*/
groupHost, ok := config.GroupString("links", "google")
fmt.Println(groupHost, ok)
// Output:
// https://google.com true
}
func setString(group, key string, s *string) {
if v, ok := config.GroupString(group, key); ok {
*s = v
}
}