1 files changed, 40 insertions, 0 deletions
diff --git a/auth.go b/auth.go
new file mode 100644
index 0000000..0bbed40
--- /dev/null
+++ b/auth.go
@@ -0,0 +1,40 @@
+package main
+
+// Authentication globals
+var auth AuthService
+var anonUser = &User{name: "common"}
+
+// Basic registered user account structure, for permissions etc.
+type User struct {
+	// TODO: more specific types for these
+	name, pw, email string
+}
+
+// Minimal requirements for an authentication backend.
+type AuthService interface {
+	CheckLogin(name, pw string) error
+	NewAccount(name, pw, email string) error
+	ChangePassword(name, oldPw, newPw string) error
+	GetEmail(name string) (string, error)
+}
+
+// DummyAuth is a "wide-open" implementation of AuthService for development and
+// local use. Any username/password is accepted, and a dummy email address is
+// always returned.
+type DummyAuth bool // TODO: what is the best "dummy" abstract base type?
+
+func (da *DummyAuth) CheckLogin(name, pw string) error {
+	return nil
+}
+
+func (da *DummyAuth) NewAccount(name, pw, email string) error {
+	return nil
+}
+
+func (da *DummyAuth) ChangePassword(name, oldPw, newPw string) error {
+	return nil
+}
+
+func (da *DummyAuth) GetEmail(name string) (string, error) {
+	return "example@bommom.com", nil
+}