add better support for OwnCloud (less typing required when selecting a file)

src/Kp2aBusinessLogic/Io/JavaFileStorage.cs

@@ -252,7 +252,7 @@ namespace keepass2android.Io
 			return _jfs.RequiresSetup(IocToPath(ioConnection));
 		}
 
-		public void StartSelectFile(IFileStorageSetupInitiatorActivity activity, bool isForSave, int requestCode, string protocolId)
+		public virtual void StartSelectFile(IFileStorageSetupInitiatorActivity activity, bool isForSave, int requestCode, string protocolId)
 		{
 			Kp2aLog.Log("StartSelectFile " + protocolId);
 			_jfs.StartSelectFile((IJavaFileStorageFileStorageSetupInitiatorActivity) activity, isForSave, requestCode);

src/keepass2android/FileSelectHelper.cs

@@ -136,6 +136,8 @@ namespace keepass2android
 				ShowFtpDialog(_activity, ReturnFileOrStartFileChooser, ReturnCancel);
 			else if ((defaultPath.StartsWith("http://")) || (defaultPath.StartsWith("https://")))
 				ShowHttpDialog(_activity, ReturnFileOrStartFileChooser, ReturnCancel, defaultPath);
+			else if (defaultPath.StartsWith("owncloud://"))
+				ShowOwncloudDialog(_activity, ReturnFileOrStartFileChooser, ReturnCancel, defaultPath);
 			else
 			{
 				Func<string, Dialog, bool> onOpen = OnOpenButton;
@@ -151,6 +153,38 @@ namespace keepass2android
 			}
 		}
 
+		private void ShowOwncloudDialog(Activity activity, Util.FileSelectedHandler onStartBrowse, Action onCancel, string defaultPath)
+		{
+#if !EXCLUDE_JAVAFILESTORAGE && !NoNet
+			AlertDialog.Builder builder = new AlertDialog.Builder(activity);
+			View dlgContents = activity.LayoutInflater.Inflate(Resource.Layout.owncloudcredentials, null);
+			builder.SetView(dlgContents);
+			builder.SetPositiveButton(Android.Resource.String.Ok,
+									  (sender, args) =>
+									  {
+										  string host = dlgContents.FindViewById<EditText>(Resource.Id.owncloud_url).Text;
+
+										  string user = dlgContents.FindViewById<EditText>(Resource.Id.http_user).Text;
+										  string password = dlgContents.FindViewById<EditText>(Resource.Id.http_password).Text;
+
+										  string scheme = defaultPath.Substring(defaultPath.IndexOf("://", StringComparison.Ordinal));
+										  if (host.Contains("://") == false)
+											  host = scheme + "://" + host;
+										  string httpPath = new Keepass2android.Javafilestorage.WebDavStorage(null).BuildFullPath(WebDavFileStorage.Owncloud2Webdav(host), user,
+																										  password);
+										  onStartBrowse(httpPath);
+									  });
+			EventHandler<DialogClickEventArgs> evtH = new EventHandler<DialogClickEventArgs>((sender, e) => onCancel());
+
+			builder.SetNegativeButton(Android.Resource.String.Cancel, evtH);
+			builder.SetTitle(activity.GetString(Resource.String.enter_owncloud_login_title));
+			Dialog dialog = builder.Create();
+
+			dialog.Show();
+#endif
+
+		}
+
 		private bool ReturnFileOrStartFileChooser(string filename)
 		{
 			int lastSlashPos = filename.LastIndexOf('/');

src/keepass2android/Resources/values/strings.xml

@@ -474,6 +474,10 @@
   <string name="enter_http_login_title">Enter WebDav login data:</string>
   <string name="hint_http_url">URL of folder or file (ex: mycloud.me.com/webdav/)</string>
 
+
+  <string name="enter_owncloud_login_title">Enter OwnCloud login data:</string>
+  <string name="hint_owncloud_url">OwnCloud URL (ex: owncloud.me.com)</string>
+  
   <string name="hint_sftp_host">host (ex: 192.168.0.1)</string>
 	<string name="hint_sftp_port">port</string>
 	<string name="initial_directory">Initial directory (optional):</string>
@@ -491,7 +495,8 @@
 	<string name="filestoragename_ftp">FTP</string>
 	<string name="filestoragename_http">HTTP (WebDav)</string>
 	<string name="filestoragename_https">HTTPS (WebDav)</string>
-	<string name="filestoragename_dropbox">Dropbox</string>
+  <string name="filestoragename_owncloud">OwnCloud</string>
+  <string name="filestoragename_dropbox">Dropbox</string>
 	<string name="filestoragename_dropboxKP2A">Dropbox (KP2A folder)</string>
 	<string name="filestoragehelp_dropboxKP2A">If you do not want to give KP2A access to your full Dropbox, you may select this option. It will request only access to the folder Apps/Keepass2Android. This is especially suited when creating a new database. If you already have a database, click this option to create the folder, then place your file inside the folder (from your PC) and then select this option again for opening the file.</string>
 	<string name="filestoragename_gdrive">Google Drive</string>

src/keepass2android/keepass2android.csproj

@@ -1706,6 +1706,9 @@
       <SubType>Designer</SubType>
     </AndroidResource>
   </ItemGroup>
+  <ItemGroup>
+    <AndroidResource Include="Resources\layout\owncloudcredentials.xml" />
+  </ItemGroup>
   <Import Project="$(MSBuildExtensionsPath)\Xamarin\Android\Xamarin.Android.CSharp.targets" />
   <Import Project="..\packages\Xamarin.Insights.1.11.3\build\MonoAndroid10\Xamarin.Insights.targets" Condition="Exists('..\packages\Xamarin.Insights.1.11.3\build\MonoAndroid10\Xamarin.Insights.targets')" />
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">