Differential D18212 Diff 50069 src/org/kde/kdeconnect/Plugins/SftpPlugin/AndroidSafFileSystemView.java

Changeset View

Standalone View

src/org/kde/kdeconnect/Plugins/SftpPlugin/AndroidSafFileSystemView.java

This file was added.

		1		/*
		2		* Copyright 2018 Erik Duisters <e.duisters1@gmail.com>
		3		*
		4		* This program is free software; you can redistribute it and/or
		5		* modify it under the terms of the GNU General Public License as
		6		* published by the Free Software Foundation; either version 2 of
		7		* the License or (at your option) version 3 or any later version
		8		* accepted by the membership of KDE e.V. (or its successor approved
		9		* by the membership of KDE e.V.), which shall act as a proxy
		10		* defined in Section 14 of version 3 of the license.
		11		*
		12		* This program is distributed in the hope that it will be useful,
		13		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		14		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		15		* GNU General Public License for more details.
		16		*
		17		* You should have received a copy of the GNU General Public License
		18		* along with this program. If not, see <http://www.gnu.org/licenses/>.
		19		*/
		20
		21		package org.kde.kdeconnect.Plugins.SftpPlugin;
		22
		23		import android.annotation.TargetApi;
		24		import android.content.Context;
		25		import android.net.Uri;
		26		import android.provider.DocumentsContract;
		27
		28		import org.apache.sshd.common.file.FileSystemView;
		29		import org.apache.sshd.common.file.SshFile;
		30		import org.apache.sshd.common.file.nativefs.NativeSshFile;
		31
		32		import java.io.File;
		33		import java.util.ArrayList;
		34		import java.util.List;
		35		import java.util.Map;
		36
		37		@TargetApi(21)
		38		public class AndroidSafFileSystemView implements FileSystemView {
		39		final String userName;
		40		final Context context;
		41		private final Map<String, String> roots;
		42		private final RootFile rootFile;
		43
		44		AndroidSafFileSystemView(Map<String, String> roots, String userName, Context context) {
		45		this.roots = roots;
		46		this.userName = userName;
		47		this.context = context;
		48		this.rootFile = new RootFile( createFileList(), userName, true);
		49		}
		50
		51		private List<SshFile> createFileList() {
		52		List<SshFile> list = new ArrayList<>();
		53		for (Map.Entry<String, String> entry : roots.entrySet()) {
		54		String displayName = entry.getKey();
		55		String uri = entry.getValue();
		56
		57		Uri treeUri = Uri.parse(uri);
		58		Uri documentUri = DocumentsContract.buildDocumentUriUsingTree(treeUri, DocumentsContract.getTreeDocumentId(treeUri));
		59		list.add(createAndroidSafSshFile(null, documentUri, File.separatorChar + displayName));
		60		}
		61
		62		return list;
		63		}
		64
		65		@Override
		66		public SshFile getFile(String file) {
		67		return getFile("/", file);
		68		}
		69
		70		@Override
		71		public SshFile getFile(SshFile baseDir, String file) {
		72		return getFile(baseDir.getAbsolutePath(), file);
		73		}
		74
		75		protected SshFile getFile(String dir, String file) {
		76		if (!dir.endsWith("/")) {
		77		dir = dir + "/";
		78		}
		79
		80		if (!file.startsWith("/")) {
		81		file = dir + file;
		82		}
		83
		84		String filename = NativeSshFile.getPhysicalName("/", "/", file, false);
		85
		86		if (filename.equals("/")) {
		87		return rootFile;
		88		}
		89
		90		for (String root : roots.keySet()) {
		91		if (filename.indexOf(root) == 1) {
		92		String nameWithoutRoot = filename.substring(root.length() + 1);
		93		String pathOrUri = roots.get(root);
		94
		95		Uri treeUri = Uri.parse(pathOrUri);
		96		if (nameWithoutRoot.isEmpty()) {
		97		//TreeDocument
		98		Uri documentUri = DocumentsContract.buildDocumentUriUsingTree(treeUri, DocumentsContract.getTreeDocumentId(treeUri));
		99
		100		return createAndroidSafSshFile(documentUri, documentUri, filename);
		101		} else {
		102		//ChildDocument, strip the leading / from nameWithoutRoot and append that to the treeDocumentId
		103		String treeDocumentId = DocumentsContract.getTreeDocumentId(treeUri);
		104		File nameWithoutRootFile = new File(nameWithoutRoot);
		105		String parentSuffix = nameWithoutRootFile.getParent();
		106		String parentDocumentId = treeDocumentId + (parentSuffix.equals("/") ? "" : parentSuffix.substring(1));
		107
		108		Uri parentUri = DocumentsContract.buildDocumentUriUsingTree(treeUri, parentDocumentId);
		109		Uri documentUri = DocumentsContract.buildDocumentUriUsingTree(treeUri, treeDocumentId + nameWithoutRoot.substring(1));
		110
		111		return createAndroidSafSshFile(parentUri, documentUri, filename);
		112		}
		113		}
		114		}
		115
		116		//It's a file under / but not one covered by any Tree
		117		return new RootFile(new ArrayList<>(0), userName, false);
		118		}
		119
		120		public AndroidSafSshFile createAndroidSafSshFile(Uri parentUri, Uri documentUri, String virtualFilename) {
		121		return new AndroidSafSshFile(this, parentUri, documentUri, virtualFilename);
		122		}
		123
		124		@Override
		125		public FileSystemView getNormalizedView() {
		126		return this;
		127		}
		128		}