refactor(backend): rename OpenFlare directory to lowercase openflare

backend/openflare/plugins/server/domain/pages/download_url.go

@@ -0,0 +1,56 @@
+// Copyright 2026 Arctel.net
+// SPDX-License-Identifier: Apache-2.0
+
+package pages
+
+import (
+	"context"
+	"errors"
+	"net/url"
+	"strings"
+
+	"Wavelet/openflare/share/pagesarchive"
+)
+
+// downloadPagesPackageFromURL is the deprecated one-shot URL adapter. It uses
+// the same bounded downloader as persisted sources and allows insecure TLS for
+// operator-managed internal artifact services.
+func downloadPagesPackageFromURL(
+	ctx context.Context,
+	rawURL string,
+	maxPackageBytes int64,
+) (tempPath string, checksum string, size int64, format pagesarchive.Format, fileName string, err error) {
+	if _, err := parseAndValidatePagesDownloadURL(rawURL); err != nil {
+		return "", "", 0, "", "", err
+	}
+	candidate, err := FetchRemoteSource(ctx, RemoteSourceRequest{
+		URL:             strings.TrimSpace(rawURL),
+		AllowInsecure:   true,
+		MaxPackageBytes: maxPackageBytes,
+	})
+	if err != nil {
+		if strings.Contains(err.Error(), errPagesSourceRemoteURLInvalid) {
+			return "", "", 0, "", "", errors.New(errPagesPackageURLInvalid)
+		}
+		return "", "", 0, "", "", err
+	}
+	// Ownership transfers to the existing one-shot caller, which removes the
+	// temporary file after the candidate deployment has been created.
+	return candidate.TempPath, candidate.Checksum, candidate.PackageSize, candidate.Format, candidate.SafeLabel, nil
+}
+
+func parseAndValidatePagesDownloadURL(raw string) (*url.URL, error) {
+	value := strings.TrimSpace(raw)
+	if value == "" {
+		return nil, errors.New(errPagesPackageURLRequired)
+	}
+	parsed, err := url.Parse(value)
+	if err != nil || parsed.User != nil || parsed.Fragment != "" || parsed.Opaque != "" {
+		return nil, errors.New(errPagesPackageURLInvalid)
+	}
+	scheme := strings.ToLower(strings.TrimSpace(parsed.Scheme))
+	if (scheme != remoteSourceSchemeHTTP && scheme != remoteSourceSchemeHTTPS) || strings.TrimSpace(parsed.Hostname()) == "" {
+		return nil, errors.New(errPagesPackageURLInvalid)
+	}
+	return parsed, nil
+}