user authentication

internal/config/config.go

@@ -35,6 +35,23 @@ type Config struct {
 	ShowFilesInTree    bool
 	ShowImagesInFolder bool
 	ShowFilesInFolder  bool
+
+	// Database settings
+	DBType string
+	DBPath string
+
+	// Auth settings
+	RequireAdminActivation  bool
+	RequireEmailConfirmation bool
+	MFAEnabledByDefault     bool
+
+	// Email (SMTP) settings
+	SMTPHost     string
+	SMTPPort     int
+	SMTPUsername string
+	SMTPPassword string
+	SMTPSender   string
+	SMTPUseTLS   bool
 }
 
 var defaultConfig = map[string]map[string]string{
@@ -62,6 +79,23 @@ var defaultConfig = map[string]map[string]string{
 		"SHOW_IMAGES_IN_FOLDER": "true",
 		"SHOW_FILES_IN_FOLDER":  "true",
 	},
+	"DATABASE": {
+		"TYPE": "sqlite",
+		"PATH": "data/gobsidian.db",
+	},
+	"AUTH": {
+		"REQUIRE_ADMIN_ACTIVATION":  "true",
+		"REQUIRE_EMAIL_CONFIRMATION": "true",
+		"MFA_ENABLED_BY_DEFAULT":    "false",
+	},
+	"EMAIL": {
+		"SMTP_HOST":     "",
+		"SMTP_PORT":     "587",
+		"SMTP_USERNAME": "",
+		"SMTP_PASSWORD": "",
+		"SMTP_SENDER":   "",
+		"SMTP_USE_TLS":  "true",
+	},
 }
 
 func Load() (*Config, error) {
@@ -130,6 +164,36 @@ func Load() (*Config, error) {
 		config.ImageStoragePath = filepath.Join(wd, config.ImageStoragePath)
 	}
 
+	// Load DATABASE section
+	dbSection := cfg.Section("DATABASE")
+	config.DBType = strings.ToLower(strings.TrimSpace(dbSection.Key("TYPE").String()))
+	config.DBPath = dbSection.Key("PATH").String()
+	if config.DBType == "sqlite" {
+		if !filepath.IsAbs(config.DBPath) {
+			wd, _ := os.Getwd()
+			config.DBPath = filepath.Join(wd, config.DBPath)
+		}
+		// ensure parent dir exists
+		if err := os.MkdirAll(filepath.Dir(config.DBPath), 0o755); err != nil {
+			return nil, fmt.Errorf("failed to create db directory: %w", err)
+		}
+	}
+
+	// Load AUTH section
+	authSection := cfg.Section("AUTH")
+	config.RequireAdminActivation, _ = authSection.Key("REQUIRE_ADMIN_ACTIVATION").Bool()
+	config.RequireEmailConfirmation, _ = authSection.Key("REQUIRE_EMAIL_CONFIRMATION").Bool()
+	config.MFAEnabledByDefault, _ = authSection.Key("MFA_ENABLED_BY_DEFAULT").Bool()
+
+	// Load EMAIL (SMTP) section
+	emailSection := cfg.Section("EMAIL")
+	config.SMTPHost = emailSection.Key("SMTP_HOST").String()
+	config.SMTPPort, _ = emailSection.Key("SMTP_PORT").Int()
+	config.SMTPUsername = emailSection.Key("SMTP_USERNAME").String()
+	config.SMTPPassword = emailSection.Key("SMTP_PASSWORD").String()
+	config.SMTPSender = emailSection.Key("SMTP_SENDER").String()
+	config.SMTPUseTLS, _ = emailSection.Key("SMTP_USE_TLS").Bool()
+
 	return config, nil
 }
 
@@ -265,6 +329,39 @@ func (c *Config) SaveSetting(section, key, value string) error {
 		case "SHOW_FILES_IN_FOLDER":
 			c.ShowFilesInFolder = value == "true"
 		}
+	case "DATABASE":
+		switch key {
+		case "TYPE":
+			c.DBType = strings.ToLower(strings.TrimSpace(value))
+		case "PATH":
+			c.DBPath = value
+		}
+	case "AUTH":
+		switch key {
+		case "REQUIRE_ADMIN_ACTIVATION":
+			c.RequireAdminActivation = value == "true"
+		case "REQUIRE_EMAIL_CONFIRMATION":
+			c.RequireEmailConfirmation = value == "true"
+		case "MFA_ENABLED_BY_DEFAULT":
+			c.MFAEnabledByDefault = value == "true"
+		}
+	case "EMAIL":
+		switch key {
+		case "SMTP_HOST":
+			c.SMTPHost = value
+		case "SMTP_PORT":
+			if v, err := strconv.Atoi(value); err == nil {
+				c.SMTPPort = v
+			}
+		case "SMTP_USERNAME":
+			c.SMTPUsername = value
+		case "SMTP_PASSWORD":
+			c.SMTPPassword = value
+		case "SMTP_SENDER":
+			c.SMTPSender = value
+		case "SMTP_USE_TLS":
+			c.SMTPUseTLS = value == "true"
+		}
 	}
 
 	return cfg.SaveTo(configPath)