pgstorex/examples/sessions.go

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package examples
import (
"log"
"net/http"
"time"
"gitto.work/shortcut/pgstorex"
)
// ExampleHandler is an example that displays the usage of PGStore.
func ExampleHandler(w http.ResponseWriter, r *http.Request) {
// Fetch new store.
store, err := pgstorex.NewPGStore("postgres://user:password@127.0.0.1:5432/database?sslmode=verify-full", []byte("secret-key"))
if err != nil {
log.Fatalf(err.Error())
}
defer store.Close()
// Run a background goroutine to clean up expired sessions from the database.
defer store.StopCleanup(store.Cleanup(time.Minute * 5))
// Get a session.
session, err := store.Get(r, "session-key")
if err != nil {
log.Fatalf(err.Error())
}
// Add a value.
session.Values["foo"] = "bar"
// Save.
if err = session.Save(r, w); err != nil {
log.Fatalf("Error saving session: %v", err)
}
// Delete session.
session.Options.MaxAge = -1
if err = session.Save(r, w); err != nil {
log.Fatalf("Error saving session: %v", err)
}
}