Implement URI handler for local file editing

Signed-off-by: alex-z <blackslayer4@gmail.com>

4 files changed, 32 insertions, 0 deletions

diff --git a/src/common/utility.h b/src/common/utility.h
index 98dc3030a..6179be9d5 100644
--- a/src/common/utility.h
+++ b/src/common/utility.h
@@ -247,6 +247,11 @@ namespace Utility {
      */
     OCSYNC_EXPORT QString getCurrentUserName();
 
+    /**
+     * @brief Registers the desktop app as a handler for a custom URI to enable local editing
+     */
+    OCSYNC_EXPORT void registerUriHandlerForLocalEditing();
+
 #ifdef Q_OS_WIN
     OCSYNC_EXPORT bool registryKeyExists(HKEY hRootKey, const QString &subKey);
     OCSYNC_EXPORT QVariant registryGetKeyValue(HKEY hRootKey, const QString &subKey, const QString &valueName);
diff --git a/src/common/utility_mac.cpp b/src/common/utility_mac.cpp
index d3a3d480a..9a220527f 100644
--- a/src/common/utility_mac.cpp
+++ b/src/common/utility_mac.cpp
@@ -141,4 +141,6 @@ QString Utility::getCurrentUserName()
     return {};
 }
 
+void Utility::registerUriHandlerForLocalEditing() { /* URI handler is registered via MacOSXBundleInfo.plist.in */ }
+
 } // namespace OCC
diff --git a/src/common/utility_unix.cpp b/src/common/utility_unix.cpp
index 887213f09..27e66dc73 100644
--- a/src/common/utility_unix.cpp
+++ b/src/common/utility_unix.cpp
@@ -19,6 +19,7 @@
 
 #include <QStandardPaths>
 #include <QtGlobal>
+#include <QProcess>
 
 namespace OCC {
 
@@ -113,4 +114,26 @@ QString Utility::getCurrentUserName()
     return {};
 }
 
+void Utility::registerUriHandlerForLocalEditing()
+{
+    const auto appImagePath = qEnvironmentVariable("APPIMAGE");
+    const auto runningInsideAppImage = !appImagePath.isNull() && QFile::exists(appImagePath);
+
+    if (!runningInsideAppImage) {
+        // only register x-scheme-handler if running inside appImage
+        return;
+    }
+
+    // mirall.desktop.in must have an x-scheme-handler mime type specified
+    const QString desktopFileName = QLatin1String(LINUX_APPLICATION_ID) + QLatin1String(".desktop");
+    QProcess process;
+    const QStringList args = {
+        QLatin1String("default"),
+        desktopFileName,
+        QStringLiteral("x-scheme-handler/%1").arg(QStringLiteral(APPLICATION_URI_HANDLER_SCHEME))
+    };
+    process.start(QStringLiteral("xdg-mime"), args, QIODevice::ReadOnly);
+    process.waitForFinished();
+}
+
 } // namespace OCC
diff --git a/src/common/utility_win.cpp b/src/common/utility_win.cpp
index ed322669b..37b348660 100644
--- a/src/common/utility_win.cpp
+++ b/src/common/utility_win.cpp
@@ -448,6 +448,8 @@ QString Utility::getCurrentUserName()
     return QString::fromWCharArray(username);
 }
 
+void Utility::registerUriHandlerForLocalEditing() { /* URI handler is registered via Nextcloud.wxs */ }
+
 Utility::NtfsPermissionLookupRAII::NtfsPermissionLookupRAII()
 {
     qt_ntfs_permission_lookup++;