0.29.1原版

server/router/api/v1/user_resource_name.go

@@ -0,0 +1,59 @@
+package v1
+
+import (
+	"context"
+
+	"github.com/pkg/errors"
+
+	"github.com/usememos/memos/internal/base"
+	"github.com/usememos/memos/store"
+)
+
+// BuildUserName returns the canonical public resource name for a user.
+func BuildUserName(username string) string {
+	return UserNamePrefix + username
+}
+
+func parseUsernameFromName(name string) (string, error) {
+	tokens, err := GetNameParentTokens(name, UserNamePrefix)
+	if err != nil {
+		return "", err
+	}
+	username := tokens[0]
+	if username == "" {
+		return "", errors.Errorf("invalid user name %q", name)
+	}
+	return username, nil
+}
+
+func validateWritableUsername(username string) error {
+	if username == "" || isNumericUsername(username) || !base.UIDMatcher.MatchString(username) {
+		return errors.Errorf("invalid username %q", username)
+	}
+	return nil
+}
+
+func isNumericUsername(username string) bool {
+	if username == "" {
+		return false
+	}
+	for _, char := range username {
+		if char < '0' || char > '9' {
+			return false
+		}
+	}
+	return true
+}
+
+// ResolveUserByName resolves a username-based user resource name to a store user.
+func ResolveUserByName(ctx context.Context, stores *store.Store, name string) (*store.User, error) {
+	username, err := parseUsernameFromName(name)
+	if err != nil {
+		return nil, err
+	}
+	user, err := stores.GetUser(ctx, &store.FindUser{Username: &username})
+	if err != nil {
+		return nil, errors.Wrap(err, "resolve user by name: GetUser failed")
+	}
+	return user, nil
+}