feat: complete registration invitation and auth redesign

server/db/mysql/registration_config.go

@@ -0,0 +1,48 @@
+//go:build mysql
+// +build mysql
+
+package mysql
+
+import (
+	"database/sql"
+	"errors"
+	"strconv"
+	"strings"
+
+	t "github.com/tinode/chat/server/store/types"
+)
+
+func (a *adapter) RegistrationSMSEnabled() (bool, error) {
+	db := a.registryDB
+	if db == nil {
+		db = a.db
+	}
+	if db == nil {
+		return true, t.ErrInternal
+	}
+	ctx, cancel := a.getContext()
+	if cancel != nil {
+		defer cancel()
+	}
+	var value string
+	err := db.GetContext(ctx, &value, `SELECT value FROM hg_sys_config
+		WHERE `+"`group`"+`='im' AND `+"`key`"+`='register_sms_enabled' AND status=1 LIMIT 1`)
+	if errors.Is(err, sql.ErrNoRows) {
+		return true, t.ErrNotFound
+	}
+	if err != nil {
+		return true, err
+	}
+	value = strings.TrimSpace(strings.ToLower(value))
+	switch value {
+	case "1", "true":
+		return true, nil
+	case "0", "false":
+		return false, nil
+	default:
+		if parsed, parseErr := strconv.ParseBool(value); parseErr == nil {
+			return parsed, nil
+		}
+		return true, t.ErrMalformed
+	}
+}