Adds LDAP auth support

backend/internal/entity/setting/auth_methods.go

@@ -0,0 +1,20 @@
+package setting
+
+import (
+	"encoding/json"
+)
+
+// GetAuthMethods returns the authentication methods enabled for this site
+func GetAuthMethods() ([]string, error) {
+	var l []string
+	var m Model
+	if err := m.LoadByName("auth-methods"); err != nil {
+		return l, err
+	}
+
+	if err := json.Unmarshal([]byte(m.Value.String()), &l); err != nil {
+		return l, err
+	}
+
+	return l, nil
+}

backend/internal/entity/setting/ldap.go

@@ -0,0 +1,32 @@
+package setting
+
+import (
+	"encoding/json"
+)
+
+// LDAPSettings are the settings for LDAP that come from
+// the `ldap-auth` setting value
+type LDAPSettings struct {
+	Host           string `json:"host"`
+	BaseDN         string `json:"base_dn"`
+	UserDN         string `json:"user_dn"`
+	EmailProperty  string `json:"email_property"`
+	NameProperty   string `json:"name_property"`
+	SelfFilter     string `json:"self_filter"`
+	AutoCreateUser bool   `json:"auto_create_user"`
+}
+
+// GetLDAPSettings will return the LDAP settings
+func GetLDAPSettings() (LDAPSettings, error) {
+	var l LDAPSettings
+	var m Model
+	if err := m.LoadByName("ldap-auth"); err != nil {
+		return l, err
+	}
+
+	if err := json.Unmarshal([]byte(m.Value.String()), &l); err != nil {
+		return l, err
+	}
+
+	return l, nil
+}