mirror of
https://github.com/oxen-io/session-android.git
synced 2024-12-24 00:37:47 +00:00
Refactor storage management to have a centralized,
clearer way to get the Signal output directories Closes #6476 // FREEBIE
This commit is contained in:
Jonas Vautherin
Moxie Marlinspike
parent
757ccd0c36
commit
dd3cef5ec2
@ -1,121 +0,0 @@
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/**
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* Copyright (C) 2011 Whisper Systems
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.thoughtcrime.securesms.database;
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import android.content.Context;
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import android.os.Environment;
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import android.util.Log;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.nio.channels.FileChannel;
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public class EncryptedBackupExporter {
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public static void exportToSd(Context context) throws NoExternalStorageException, IOException {
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verifyExternalStorageForExport();
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exportDirectory(context, "");
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}
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public static void importFromSd(Context context) throws NoExternalStorageException, IOException {
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verifyExternalStorageForImport();
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importDirectory(context, "");
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}
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private static String getExportDirectoryPath() {
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File sdDirectory = Environment.getExternalStorageDirectory();
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return sdDirectory.getAbsolutePath() + File.separator + "TextSecureExport";
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}
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private static void verifyExternalStorageForExport() throws NoExternalStorageException {
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if (!Environment.getExternalStorageDirectory().canWrite())
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throw new NoExternalStorageException();
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String exportDirectoryPath = getExportDirectoryPath();
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File exportDirectory = new File(exportDirectoryPath);
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if (!exportDirectory.exists())
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exportDirectory.mkdir();
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}
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private static void verifyExternalStorageForImport() throws NoExternalStorageException {
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if (!Environment.getExternalStorageDirectory().canRead() ||
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!(new File(getExportDirectoryPath()).exists()))
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throw new NoExternalStorageException();
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}
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private static void migrateFile(File from, File to) {
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try {
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if (from.exists()) {
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FileChannel source = new FileInputStream(from).getChannel();
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FileChannel destination = new FileOutputStream(to).getChannel();
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destination.transferFrom(source, 0, source.size());
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source.close();
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destination.close();
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}
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} catch (IOException ioe) {
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Log.w("EncryptedBackupExporter", ioe);
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}
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}
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private static void exportDirectory(Context context, String directoryName) throws IOException {
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File directory = new File(context.getFilesDir().getParent() + File.separatorChar + directoryName);
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File exportDirectory = new File(getExportDirectoryPath() + File.separatorChar + directoryName);
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if (directory.exists()) {
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exportDirectory.mkdirs();
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File[] contents = directory.listFiles();
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for (int i=0;i<contents.length;i++) {
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File localFile = contents[i];
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if (localFile.isFile()) {
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File exportedFile = new File(exportDirectory.getAbsolutePath() + File.separator + localFile.getName());
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migrateFile(localFile, exportedFile);
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} else {
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exportDirectory(context, directoryName + File.separator + localFile.getName());
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}
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}
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} else {
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Log.w("EncryptedBackupExporter", "Could not find directory: " + directory.getAbsolutePath());
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}
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}
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private static void importDirectory(Context context, String directoryName) throws IOException {
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File directory = new File(getExportDirectoryPath() + File.separator + directoryName);
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File importDirectory = new File(context.getFilesDir().getParent() + File.separator + directoryName);
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if (directory.exists() && directory.isDirectory()) {
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importDirectory.mkdirs();
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File[] contents = directory.listFiles();
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for (File exportedFile : contents) {
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if (exportedFile.isFile()) {
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File localFile = new File(importDirectory.getAbsolutePath() + File.separator + exportedFile.getName());
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migrateFile(exportedFile, localFile);
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} else if (exportedFile.isDirectory()) {
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importDirectory(context, directoryName + File.separator + exportedFile.getName());
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}
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}
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}
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}
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}
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@ -2,10 +2,10 @@ package org.thoughtcrime.securesms.database;
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import android.content.Context;
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import android.os.Environment;
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import org.thoughtcrime.securesms.crypto.MasterSecret;
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import org.thoughtcrime.securesms.database.model.SmsMessageRecord;
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import org.thoughtcrime.securesms.util.StorageUtil;
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import java.io.File;
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import java.io.IOException;
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@ -17,21 +17,15 @@ public class PlaintextBackupExporter {
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public static void exportPlaintextToSd(Context context, MasterSecret masterSecret)
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throws NoExternalStorageException, IOException
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{
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verifyExternalStorageForPlaintextExport();
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exportPlaintext(context, masterSecret);
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}
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private static void verifyExternalStorageForPlaintextExport() throws NoExternalStorageException {
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if (!Environment.getExternalStorageDirectory().canWrite())
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throw new NoExternalStorageException();
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}
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public static File getPlaintextExportFile() {
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return new File(Environment.getExternalStorageDirectory(), FILENAME);
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public static File getPlaintextExportFile() throws NoExternalStorageException {
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return new File(StorageUtil.getBackupDir(), FILENAME);
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}
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private static void exportPlaintext(Context context, MasterSecret masterSecret)
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throws IOException
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throws NoExternalStorageException, IOException
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{
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int count = DatabaseFactory.getSmsDatabase(context).getMessageCount();
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XmlBackup.Writer writer = new XmlBackup.Writer(getPlaintextExportFile().getAbsolutePath(), count);
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@ -17,34 +17,10 @@ import java.io.IOException;
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import java.util.HashSet;
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import java.util.Set;
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public class PlaintextBackupImporter {
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public static void importPlaintextFromSd(Context context, MasterSecret masterSecret)
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throws NoExternalStorageException, IOException
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{
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Log.w("PlaintextBackupImporter", "Importing plaintext...");
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verifyExternalStorageForPlaintextImport();
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importPlaintext(context, masterSecret);
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}
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private static void verifyExternalStorageForPlaintextImport() throws NoExternalStorageException {
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if (!Environment.getExternalStorageDirectory().canRead() || !getPlaintextExportFile().exists())
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throw new NoExternalStorageException();
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}
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private static File getPlaintextExportFile() {
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File backup = PlaintextBackupExporter.getPlaintextExportFile();
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File oldBackup = new File(Environment.getExternalStorageDirectory(), "TextSecurePlaintextBackup.xml");
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if (!backup.exists() && oldBackup.exists()) {
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return oldBackup;
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}
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return backup;
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}
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private static void importPlaintext(Context context, MasterSecret masterSecret)
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throws IOException
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{
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Log.w("PlaintextBackupImporter", "importPlaintext()");
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SmsDatabase db = DatabaseFactory.getSmsDatabase(context);
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@ -54,7 +30,7 @@ public class PlaintextBackupImporter {
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ThreadDatabase threads = DatabaseFactory.getThreadDatabase(context);
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XmlBackup backup = new XmlBackup(getPlaintextExportFile().getAbsolutePath());
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MasterCipher masterCipher = new MasterCipher(masterSecret);
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Set<Long> modifiedThreads = new HashSet<Long>();
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Set<Long> modifiedThreads = new HashSet<>();
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XmlBackup.XmlBackupItem item;
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while ((item = backup.getNext()) != null) {
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@ -78,7 +54,7 @@ public class PlaintextBackupImporter {
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addTranslatedTypeToStatement(statement, 8, item.getType());
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addNullToStatement(statement, 9);
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addStringToStatement(statement, 10, item.getSubject());
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addEncryptedStingToStatement(masterCipher, statement, 11, item.getBody());
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addEncryptedStringToStatement(masterCipher, statement, 11, item.getBody());
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addStringToStatement(statement, 12, item.getServiceCenter());
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addLongToStatement(statement, 13, threadId);
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modifiedThreads.add(threadId);
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@ -98,7 +74,14 @@ public class PlaintextBackupImporter {
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}
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}
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private static void addEncryptedStingToStatement(MasterCipher masterCipher, SQLiteStatement statement, int index, String value) {
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private static File getPlaintextExportFile() throws NoExternalStorageException {
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File backup = PlaintextBackupExporter.getPlaintextExportFile();
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File oldBackup = new File(Environment.getExternalStorageDirectory(), "TextSecurePlaintextBackup.xml");
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return !backup.exists() && oldBackup.exists() ? oldBackup : backup;
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}
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private static void addEncryptedStringToStatement(MasterCipher masterCipher, SQLiteStatement statement, int index, String value) {
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if (value == null || value.equals("null")) {
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statement.bindNull(index);
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} else {
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@ -130,6 +113,4 @@ public class PlaintextBackupImporter {
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ourType == MmsSmsColumns.Types.BASE_SENT_TYPE ||
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ourType == MmsSmsColumns.Types.BASE_SENT_FAILED_TYPE;
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}
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}
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@ -5,7 +5,6 @@ import android.content.DialogInterface.OnClickListener;
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import android.content.Intent;
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import android.media.MediaScannerConnection;
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import android.net.Uri;
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import android.os.Environment;
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import android.support.annotation.NonNull;
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import android.support.annotation.Nullable;
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import android.support.design.widget.Snackbar;
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@ -17,6 +16,7 @@ import android.widget.Toast;
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import org.thoughtcrime.securesms.R;
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import org.thoughtcrime.securesms.crypto.MasterSecret;
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import org.thoughtcrime.securesms.database.NoExternalStorageException;
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import org.thoughtcrime.securesms.mms.PartAuthority;
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import org.thoughtcrime.securesms.util.task.ProgressDialogAsyncTask;
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import org.whispersystems.libsignal.util.Pair;
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@ -32,9 +32,9 @@ import java.text.SimpleDateFormat;
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public class SaveAttachmentTask extends ProgressDialogAsyncTask<SaveAttachmentTask.Attachment, Void, Pair<Integer, File>> {
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private static final String TAG = SaveAttachmentTask.class.getSimpleName();
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private static final int SUCCESS = 0;
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private static final int FAILURE = 1;
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private static final int WRITE_ACCESS_FAILURE = 2;
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protected static final int SUCCESS = 0;
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protected static final int FAILURE = 1;
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protected static final int WRITE_ACCESS_FAILURE = 2;
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private final WeakReference<Context> contextReference;
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private final WeakReference<MasterSecret> masterSecretReference;
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@ -67,7 +67,7 @@ public class SaveAttachmentTask extends ProgressDialogAsyncTask<SaveAttachmentTa
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MasterSecret masterSecret = masterSecretReference.get();
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File directory = null;
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if (!Environment.getExternalStorageDirectory().canWrite()) {
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if (!StorageUtil.canWriteInSignalStorageDir()) {
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return new Pair<>(WRITE_ACCESS_FAILURE, null);
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}
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@ -84,17 +84,23 @@ public class SaveAttachmentTask extends ProgressDialogAsyncTask<SaveAttachmentTa
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if (attachments.length > 1) return new Pair<>(SUCCESS, null);
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else return new Pair<>(SUCCESS, directory);
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} catch (IOException ioe) {
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} catch (NoExternalStorageException|IOException ioe) {
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Log.w(TAG, ioe);
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return new Pair<>(FAILURE, null);
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}
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}
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private @Nullable File saveAttachment(Context context, MasterSecret masterSecret, Attachment attachment)
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throws IOException
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throws NoExternalStorageException, IOException
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{
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String contentType = MediaUtil.getCorrectedMimeType(attachment.contentType);
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File mediaFile = constructOutputFile(attachment.fileName, contentType, attachment.date);
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String fileName = attachment.fileName;
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if (fileName == null) fileName = generateOutputFileName(contentType, attachment.date);
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fileName = sanitizeOutputFileName(fileName);
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File outputDirectory = createOutputDirectoryFromContentType(contentType);
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File mediaFile = createOutputFile(outputDirectory, fileName);
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InputStream inputStream = PartAuthority.getAttachmentStream(context, masterSecret, attachment.uri);
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if (inputStream == null) {
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@ -110,6 +116,73 @@ public class SaveAttachmentTask extends ProgressDialogAsyncTask<SaveAttachmentTa
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return mediaFile.getParentFile();
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}
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private File createOutputDirectoryFromContentType(@NonNull String contentType)
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throws NoExternalStorageException
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{
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File outputDirectory;
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if (contentType.startsWith("video/")) {
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outputDirectory = StorageUtil.getVideoDir();
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} else if (contentType.startsWith("audio/")) {
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outputDirectory = StorageUtil.getAudioDir();
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} else if (contentType.startsWith("image/")) {
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outputDirectory = StorageUtil.getImageDir();
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} else {
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outputDirectory = StorageUtil.getDownloadDir();
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}
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if (!outputDirectory.mkdirs()) Log.w(TAG, "mkdirs() returned false, attempting to continue");
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return outputDirectory;
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}
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private String generateOutputFileName(@NonNull String contentType, long timestamp) {
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MimeTypeMap mimeTypeMap = MimeTypeMap.getSingleton();
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String extension = mimeTypeMap.getExtensionFromMimeType(contentType);
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SimpleDateFormat dateFormatter = new SimpleDateFormat("yyyy-MM-dd-HHmmss");
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String base = "signal-" + dateFormatter.format(timestamp);
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if (extension == null) extension = "attach";
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return base + "." + extension;
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}
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private String sanitizeOutputFileName(@NonNull String fileName) {
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return new File(fileName).getName();
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}
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private File createOutputFile(@NonNull File outputDirectory, @NonNull String fileName)
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throws IOException
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{
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String[] fileParts = getFileNameParts(fileName);
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String base = fileParts[0];
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String extension = fileParts[1];
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File outputFile = new File(outputDirectory, base + "." + extension);
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int i = 0;
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while (outputFile.exists()) {
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outputFile = new File(outputDirectory, base + "-" + (++i) + "." + extension);
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}
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if (outputFile.isHidden()) {
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throw new IOException("Specified name would not be visible");
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}
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return outputFile;
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}
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private String[] getFileNameParts(String fileName) {
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String[] result = new String[2];
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String[] tokens = fileName.split("\\.(?=[^\\.]+$)");
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result[0] = tokens[0];
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if (tokens.length > 1) result[1] = tokens[1];
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else result[1] = "";
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return result;
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}
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@Override
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protected void onPostExecute(final Pair<Integer, File> result) {
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super.onPostExecute(result);
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@ -152,64 +225,6 @@ public class SaveAttachmentTask extends ProgressDialogAsyncTask<SaveAttachmentTa
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}
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}
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private File constructOutputFile(@Nullable String fileName, String contentType, long timestamp)
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throws IOException
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{
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File sdCard = Environment.getExternalStorageDirectory();
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File outputDirectory;
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if (contentType.startsWith("video/")) {
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outputDirectory = new File(sdCard.getAbsoluteFile() + File.separator + Environment.DIRECTORY_MOVIES);
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} else if (contentType.startsWith("audio/")) {
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outputDirectory = new File(sdCard.getAbsolutePath() + File.separator + Environment.DIRECTORY_MUSIC);
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} else if (contentType.startsWith("image/")) {
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outputDirectory = new File(sdCard.getAbsolutePath() + File.separator + Environment.DIRECTORY_PICTURES);
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} else {
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outputDirectory = new File(sdCard.getAbsolutePath() + File.separator + Environment.DIRECTORY_DOWNLOADS);
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}
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if (!outputDirectory.mkdirs()) Log.w(TAG, "mkdirs() returned false, attempting to continue");
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if (fileName == null) {
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MimeTypeMap mimeTypeMap = MimeTypeMap.getSingleton();
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String extension = mimeTypeMap.getExtensionFromMimeType(contentType);
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SimpleDateFormat dateFormatter = new SimpleDateFormat("yyyy-MM-dd-HHmmss");
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String base = "signal-" + dateFormatter.format(timestamp);
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if (extension == null) extension = "attach";
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fileName = base + "." + extension;
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}
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fileName = new File(fileName).getName();
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int i = 0;
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File file = new File(outputDirectory, fileName);
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while (file.exists()) {
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String[] fileParts = getFileNameParts(fileName);
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file = new File(outputDirectory, fileParts[0] + "-" + (++i) + "." + fileParts[1]);
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}
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if (file.isHidden()) {
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throw new IOException("Specified name would not be visible");
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}
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return file;
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}
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private String[] getFileNameParts(String fileName) {
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String[] result = new String[2];
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String[] tokens = fileName.split("\\.(?=[^\\.]+$)");
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|
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result[0] = tokens[0];
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|
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if (tokens.length > 1) result[1] = tokens[1];
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else result[1] = "";
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|
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return result;
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}
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|
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public static class Attachment {
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public Uri uri;
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public String fileName;
|
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|
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52
src/org/thoughtcrime/securesms/util/StorageUtil.java
Normal file
52
src/org/thoughtcrime/securesms/util/StorageUtil.java
Normal file
@ -0,0 +1,52 @@
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package org.thoughtcrime.securesms.util;
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|
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import android.os.Environment;
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|
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import org.thoughtcrime.securesms.database.NoExternalStorageException;
|
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|
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import java.io.File;
|
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|
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public class StorageUtil
|
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{
|
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private static File getSignalStorageDir() throws NoExternalStorageException {
|
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final File storage = Environment.getExternalStorageDirectory();
|
||||
|
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if (!storage.canWrite()) {
|
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throw new NoExternalStorageException();
|
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}
|
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|
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return storage;
|
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}
|
||||
|
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public static boolean canWriteInSignalStorageDir() {
|
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File storage;
|
||||
|
||||
try {
|
||||
storage = getSignalStorageDir();
|
||||
} catch (NoExternalStorageException e) {
|
||||
return false;
|
||||
}
|
||||
|
||||
return storage.canWrite();
|
||||
}
|
||||
|
||||
public static File getBackupDir() throws NoExternalStorageException {
|
||||
return getSignalStorageDir();
|
||||
}
|
||||
|
||||
public static File getVideoDir() throws NoExternalStorageException {
|
||||
return new File(getSignalStorageDir(), Environment.DIRECTORY_MOVIES);
|
||||
}
|
||||
|
||||
public static File getAudioDir() throws NoExternalStorageException {
|
||||
return new File(getSignalStorageDir(), Environment.DIRECTORY_MUSIC);
|
||||
}
|
||||
|
||||
public static File getImageDir() throws NoExternalStorageException {
|
||||
return new File(getSignalStorageDir(), Environment.DIRECTORY_PICTURES);
|
||||
}
|
||||
|
||||
public static File getDownloadDir() throws NoExternalStorageException {
|
||||
return new File(getSignalStorageDir(), Environment.DIRECTORY_DOWNLOADS);
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,242 @@
|
||||
package org.thoughtcrime.securesms.util;
|
||||
|
||||
import android.content.Context;
|
||||
import android.net.Uri;
|
||||
import android.view.View;
|
||||
|
||||
import org.thoughtcrime.securesms.TextSecureTestCase;
|
||||
import org.thoughtcrime.securesms.crypto.MasterSecret;
|
||||
import org.thoughtcrime.securesms.database.NoExternalStorageException;
|
||||
import org.whispersystems.libsignal.util.Pair;
|
||||
|
||||
import java.io.File;
|
||||
import java.io.IOException;
|
||||
import java.text.SimpleDateFormat;
|
||||
import java.util.ArrayList;
|
||||
|
||||
public class SaveAttachmentTaskTest extends TextSecureTestCase
|
||||
{
|
||||
private static final long TEST_TIMESTAMP = 585001320000L;
|
||||
|
||||
private TestSaveAttachmentTask saveAttachmentTask;
|
||||
|
||||
@Override
|
||||
public void setUp() {
|
||||
super.setUp();
|
||||
saveAttachmentTask = createTestSaveAttachmentTask();
|
||||
}
|
||||
|
||||
private TestSaveAttachmentTask createTestSaveAttachmentTask() {
|
||||
return new TestSaveAttachmentTask(getInstrumentation().getTargetContext(), null, null);
|
||||
}
|
||||
|
||||
public void testDoInBackground_emptyImageAttachmentWithFileNameIsCorrectlySaved()
|
||||
throws IOException, NoExternalStorageException
|
||||
{
|
||||
final String name = "testImageThatShouldNotAlreadyExist";
|
||||
final String extension = "png";
|
||||
final String outputFileName = name + "." + extension;
|
||||
final String contentType = "image/png";
|
||||
final File outputDir = StorageUtil.getImageDir();
|
||||
final File expectedOutputFile = generateOutputFileForKnownFilename(name, extension, outputDir);
|
||||
|
||||
verifyAttachmentSavedCorrectly(outputFileName, contentType, outputDir, expectedOutputFile);
|
||||
|
||||
assertTrue(expectedOutputFile.delete());
|
||||
}
|
||||
|
||||
public void testDoInBackground_emptyImageAttachmentWithFileNameIsCorrectlySavedWithIndex()
|
||||
throws IOException, NoExternalStorageException
|
||||
{
|
||||
final String name = "testImageThatShouldNotAlreadyExist";
|
||||
final String extension = "png";
|
||||
final String outputFileName = name + "." + extension;
|
||||
final String contentType = "image/png";
|
||||
final File outputDir = StorageUtil.getImageDir();
|
||||
final ArrayList<File> testFiles = populateWithTestFiles(name, extension, outputDir);
|
||||
final File expectedOutputFile = generateOutputFileForKnownFilename(name, extension, outputDir);
|
||||
testFiles.add(expectedOutputFile);
|
||||
|
||||
verifyAttachmentSavedCorrectly(outputFileName, contentType, outputDir, expectedOutputFile);
|
||||
|
||||
for (File tmpFile : testFiles) {
|
||||
assertTrue(tmpFile.delete());
|
||||
}
|
||||
}
|
||||
|
||||
public void testDoInBackground_emptyImageAttachmentWithoutFileNameIsCorrectlySaved()
|
||||
throws IOException, NoExternalStorageException
|
||||
{
|
||||
final String extension = "png";
|
||||
final String contentType = "image/png";
|
||||
final File outputDir = StorageUtil.getImageDir();
|
||||
final File expectedOutputFile = generateOutputFileForUnknownFilename(extension, TEST_TIMESTAMP, outputDir);
|
||||
|
||||
verifyAttachmentSavedCorrectly(null, contentType, outputDir, expectedOutputFile);
|
||||
|
||||
assertTrue(expectedOutputFile.delete());
|
||||
}
|
||||
|
||||
public void testDoInBackground_emptyImageAttachmentWithoutFileNameNorExtensionIsCorrectlySaved()
|
||||
throws IOException, NoExternalStorageException
|
||||
{
|
||||
final String extension = "attach";
|
||||
final String contentType = "image/";
|
||||
final File outputDir = StorageUtil.getImageDir();
|
||||
final File expectedOutputFile = generateOutputFileForUnknownFilename(extension, TEST_TIMESTAMP, outputDir);
|
||||
|
||||
verifyAttachmentSavedCorrectly(null, contentType, outputDir, expectedOutputFile);
|
||||
|
||||
assertTrue(expectedOutputFile.delete());
|
||||
}
|
||||
|
||||
public void testDoInBackground_emptyAudioAttachmentWithFileNameIsCorrectlySaved()
|
||||
throws IOException, NoExternalStorageException
|
||||
{
|
||||
final String name = "testAudioThatShouldNotAlreadyExist";
|
||||
final String extension = "mp3";
|
||||
final String outputFileName = name + "." + extension;
|
||||
final String contentType = "audio/";
|
||||
final File outputDir = StorageUtil.getAudioDir();
|
||||
final File expectedOutputFile = generateOutputFileForKnownFilename(name, extension, outputDir);
|
||||
|
||||
verifyAttachmentSavedCorrectly(outputFileName, contentType, outputDir, expectedOutputFile);
|
||||
|
||||
assertTrue(expectedOutputFile.delete());
|
||||
}
|
||||
|
||||
public void testDoInBackground_emptyVideoAttachmentWithFileNameIsCorrectlySaved()
|
||||
throws IOException, NoExternalStorageException
|
||||
{
|
||||
final String name = "testVideoThatShouldNotAlreadyExist";
|
||||
final String extension = "mp4";
|
||||
final String outputFileName = name + "." + extension;
|
||||
final String contentType = "video/";
|
||||
final File outputDir = StorageUtil.getVideoDir();
|
||||
final File expectedOutputFile = generateOutputFileForKnownFilename(name, extension, outputDir);
|
||||
|
||||
verifyAttachmentSavedCorrectly(outputFileName, contentType, outputDir, expectedOutputFile);
|
||||
|
||||
assertTrue(expectedOutputFile.delete());
|
||||
}
|
||||
|
||||
public void testDoInBackground_emptyUnknownAttachmentWithFileNameIsCorrectlySaved()
|
||||
throws IOException, NoExternalStorageException
|
||||
{
|
||||
final String name = "testFileThatShouldNotAlreadyExist";
|
||||
final String extension = "rand";
|
||||
final String outputFileName = name + "." + extension;
|
||||
final String contentType = "somethingweird/";
|
||||
final File outputDir = StorageUtil.getDownloadDir();
|
||||
final File expectedOutputFile = generateOutputFileForKnownFilename(name, extension, outputDir);
|
||||
|
||||
verifyAttachmentSavedCorrectly(outputFileName, contentType, outputDir, expectedOutputFile);
|
||||
|
||||
assertTrue(expectedOutputFile.delete());
|
||||
}
|
||||
|
||||
private ArrayList<File> populateWithTestFiles(String name, String extension, final File outputDir)
|
||||
throws IOException
|
||||
{
|
||||
ArrayList<File> testFiles = new ArrayList<>();
|
||||
|
||||
for (int i = 0; i < 4; i++) {
|
||||
File tmpFile = generateOutputFileForKnownFilename(name, extension, outputDir);
|
||||
if (tmpFile.createNewFile()) {
|
||||
testFiles.add(tmpFile);
|
||||
}
|
||||
}
|
||||
|
||||
return testFiles;
|
||||
}
|
||||
|
||||
private File generateOutputFileForKnownFilename(String name,
|
||||
String extension,
|
||||
final File outputDir)
|
||||
{
|
||||
final String outputFileName = guessOutputFileNameIndex(name, extension, outputDir);
|
||||
final File outputFile = new File(outputDir, outputFileName);
|
||||
|
||||
assertFalse(outputFile.exists());
|
||||
return outputFile;
|
||||
}
|
||||
|
||||
private String guessOutputFileNameIndex(String name, String extension, final File outputDir) {
|
||||
final File outputFile = new File(outputDir, name + "." + extension);
|
||||
|
||||
if (outputFile.exists()) {
|
||||
String newName;
|
||||
|
||||
if (name.charAt(name.length() - 2) == '-') {
|
||||
int newIndex = Integer.parseInt("" + name.charAt(name.length() - 1)) + 1;
|
||||
newName = name.substring(0, name.length() - 1) + newIndex;
|
||||
} else {
|
||||
newName = name + "-1";
|
||||
}
|
||||
|
||||
return guessOutputFileNameIndex(newName, extension, outputDir);
|
||||
} else {
|
||||
return name + "." + extension;
|
||||
}
|
||||
}
|
||||
|
||||
private void verifyAttachmentSavedCorrectly(String outputFileName,
|
||||
String contentType,
|
||||
final File outputDir,
|
||||
final File expectedOutputFile)
|
||||
throws IOException
|
||||
{
|
||||
final File testFile = createEmptyTempFile("testFile", "ext");
|
||||
final SaveAttachmentTask.Attachment attachment
|
||||
= new SaveAttachmentTask.Attachment(Uri.fromFile(testFile),
|
||||
contentType,
|
||||
TEST_TIMESTAMP,
|
||||
outputFileName);
|
||||
|
||||
Pair<Integer, File> result = saveAttachmentTask.doInBackground(attachment);
|
||||
|
||||
assertTrue(result.first() == SaveAttachmentTask.SUCCESS);
|
||||
assertEquals(result.second().getAbsolutePath(), outputDir.getAbsolutePath());
|
||||
assertTrue(expectedOutputFile.exists());
|
||||
}
|
||||
|
||||
private File createEmptyTempFile(String fileName, String extension) throws IOException
|
||||
{
|
||||
String fullName = fileName + "." + extension;
|
||||
File file = new File(getInstrumentation().getTargetContext().getCacheDir(), fullName);
|
||||
|
||||
if (file.exists()) {
|
||||
file = createEmptyTempFile(fileName + "-" + System.currentTimeMillis(), extension);
|
||||
} else {
|
||||
file.createNewFile();
|
||||
}
|
||||
|
||||
return file;
|
||||
}
|
||||
|
||||
private File generateOutputFileForUnknownFilename(String extension,
|
||||
long date,
|
||||
final File outputDir)
|
||||
{
|
||||
if (extension == null) extension = "attach";
|
||||
|
||||
SimpleDateFormat dateFormatter = new SimpleDateFormat("yyyy-MM-dd-HHmmss");
|
||||
String base = "signal-" + dateFormatter.format(date);
|
||||
|
||||
final String outputFileName = guessOutputFileNameIndex(base, extension, outputDir);
|
||||
final File outputFile = new File(outputDir, outputFileName);
|
||||
|
||||
assertFalse(outputFile.exists());
|
||||
return outputFile;
|
||||
}
|
||||
|
||||
private class TestSaveAttachmentTask extends SaveAttachmentTask {
|
||||
private TestSaveAttachmentTask(Context context, MasterSecret masterSecret, View view)
|
||||
{
|
||||
super(context, masterSecret, view);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onPreExecute() {}
|
||||
}
|
||||
}
|
||||
Loading…
x
Reference in New Issue
Block a user