Add .desktop launchers in both snap and flatpack packages

desktop/package/linux/org.onionshare.OnionShare.desktop

@@ -1,18 +0,0 @@
-[Desktop Entry]
-Name=OnionShare
-GenericName=OnionShare Client
-Comment=Share a file securely and anonymously over Tor
-Comment[da]=Del en fil sikkert og anonymt over Tor
-Comment[de]=Teile Dateien sicher und anonym über das Tor-Netzwerk
-Comment[hr]=Dijeli datoteku sigurno i anonimno preko Tora
-Exec=onionshare-gui
-Terminal=false
-Type=Application
-Icon=org.onionshare.OnionShare
-Categories=Network;FileTransfer;
-Keywords=tor;anonymity;privacy;onion service;file sharing;file hosting;
-Keywords[da]=tor;anonymitet;privatliv;onion-tjeneste;fildeling;filhosting;
-Keywords[de]=tor;Anonymität;Privatsphäre;Onion-Service;File-Sharing;File-Hosting;
-Keywords[hr]=tor;anonimnost;privatnost;Onion usluga;dijeljenje datoteka;hosting datoteka;
-StartupNotify=true
-StartupWMClass=onionshare

desktop/src/org.onionshare.OnionShare.desktop

@@ -0,0 +1,10 @@
+[Desktop Entry]
+Name=OnionShare
+Exec=onionshare
+Terminal=false
+Type=Application
+Icon=org.onionshare.OnionShare
+Categories=Network;FileTransfer;
+Keywords=tor;anonymity;privacy;onion service;file sharing;file hosting;
+StartupNotify=true
+StartupWMClass=onionshare

desktop/src/setup.py

@@ -19,7 +19,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 """
 
-# This setup.py file is used for flatpak packaging. For other packaging,
+# This setup.py file is used for snap and flatpak packaging. For other packaging,
 # OnionShare uses briefcase.
 
 import os

flatpak/org.onionshare.OnionShare.yaml

@@ -116,6 +116,8 @@ modules:
     build-commands:
       - python3 setup.py install --prefix=${FLATPAK_DEST}
       - install -D -m0644 org.onionshare.OnionShare.appdata.xml ${FLATPAK_DEST}/share/metainfo/${FLATPAK_ID}.appdata.xml
+      - install -D -m0644 org.onionshare.OnionShare.svg ${FLATPAK_DEST}/share/icons/hicolor/scalable/apps/org.onionshare.OnionShare.svg
+      - install -D -m0644 org.onionshare.OnionShare.desktop ${FLATPAK_DEST}/share/applications/${FLATPAK_ID}.desktop
     sources:
       - type: dir
         path: ../desktop/src

snap/gui/onionshare.desktop

@@ -0,0 +1,10 @@
+[Desktop Entry]
+Name=OnionShare
+Exec=onionshare
+Terminal=false
+Type=Application
+Icon=${SNAP}/meta/gui/onionshare.svg
+Categories=Network;FileTransfer;
+Keywords=tor;anonymity;privacy;onion service;file sharing;file hosting;
+StartupNotify=true
+StartupWMClass=onionshare