Implement XEP-0448: Stateless File Sharing

This adds a file sharing manager that is capable of using multiple back
ends. Currently implemented are a normal HTTP File Upload backend and an
encrypted HTTP File Upload. Jingle File Transfer could be implemented
later.

Co-authored-by: Linus Jahn <lnj@kaidan.im>

1 files changed, 33 insertions, 0 deletions

diff --git a/src/client/QXmppEncryptedHttpFileSharingProvider.h b/src/client/QXmppEncryptedHttpFileSharingProvider.h
new file mode 100644
index 00000000..6c43d8cd
--- /dev/null
+++ b/src/client/QXmppEncryptedHttpFileSharingProvider.h
@@ -0,0 +1,33 @@
+// SPDX-FileCopyrightText: 2022 Jonah Brüchert <jbb@kaidan.im>
+//
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
+#ifndef QXMPPENCRYPTEDHTTPFILESHARINGPROVIDER_H
+#define QXMPPENCRYPTEDHTTPFILESHARINGPROVIDER_H
+
+#include "QXmppEncryptedFileSource.h"
+#include "QXmppHttpFileSharingProvider.h"
+
+class QXmppEncryptedHttpFileSharingProviderPrivate;
+
+class QXMPP_EXPORT QXmppEncryptedHttpFileSharingProvider : public QXmppFileSharingProvider
+{
+public:
+    /// \cond
+    using SourceType = QXmppEncryptedFileSource;
+    /// \endcond
+
+    QXmppEncryptedHttpFileSharingProvider(QXmppClient *client, QNetworkAccessManager *netManager);
+    ~QXmppEncryptedHttpFileSharingProvider() override;
+
+    auto downloadFile(const std::any &source,
+                      std::unique_ptr<QIODevice> &&target) -> std::shared_ptr<QXmppDownload> override;
+    auto uploadFile(
+        std::unique_ptr<QIODevice> data,
+        const QXmppFileMetadata &info) -> std::shared_ptr<QXmppUpload> override;
+
+private:
+    std::unique_ptr<QXmppEncryptedHttpFileSharingProviderPrivate> d;
+};
+
+#endif  // QXMPPENCRYPTEDHTTPFILESHARINGPROVIDER_H