Merge pull request #5225 from XiangRongLin/extract_settings_import

Extract settings import
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Stypox 2021-01-14 15:18:36 +01:00 committed by GitHub
commit 10c35f354e
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9 changed files with 274 additions and 132 deletions

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@ -102,6 +102,7 @@ ext {
groupieVersion = '2.8.1'
markwonVersion = '4.6.0'
googleAutoServiceVersion = '1.0-rc7'
mockitoVersion = '3.6.0'
}
configurations {
@ -235,7 +236,8 @@ dependencies {
implementation "org.ocpsoft.prettytime:prettytime:4.0.6.Final"
testImplementation 'junit:junit:4.13.1'
testImplementation 'org.mockito:mockito-core:3.6.0'
testImplementation "org.mockito:mockito-core:${mockitoVersion}"
testImplementation "org.mockito:mockito-inline:${mockitoVersion}"
androidTestImplementation "androidx.test.ext:junit:1.1.2"
androidTestImplementation "androidx.room:room-testing:${androidxRoomVersion}"

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@ -32,14 +32,9 @@ import org.schabi.newpipe.util.FilePickerActivityHelper;
import org.schabi.newpipe.util.ZipHelper;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
import java.util.Map;
import java.util.zip.ZipFile;
import static org.schabi.newpipe.util.Localization.assureCorrectAppLanguage;
@ -49,13 +44,6 @@ public class ContentSettingsFragment extends BasePreferenceFragment {
private ContentSettingsManager manager;
private File databasesDir;
private File newpipeDb;
private File newpipeDbJournal;
private File newpipeDbShm;
private File newpipeDbWal;
private File newpipeSettings;
private String thumbnailLoadToggleKey;
private String youtubeRestrictedModeEnabledKey;
@ -120,16 +108,8 @@ public class ContentSettingsFragment extends BasePreferenceFragment {
@Override
public void onCreatePreferences(final Bundle savedInstanceState, final String rootKey) {
final File homeDir = ContextCompat.getDataDir(requireContext());
databasesDir = new File(homeDir, "/databases");
newpipeDb = new File(homeDir, "/databases/newpipe.db");
newpipeDbJournal = new File(homeDir, "/databases/newpipe.db-journal");
newpipeDbShm = new File(homeDir, "/databases/newpipe.db-shm");
newpipeDbWal = new File(homeDir, "/databases/newpipe.db-wal");
newpipeSettings = new File(homeDir, "/databases/newpipe.settings");
newpipeSettings.delete();
manager = new ContentSettingsManager(homeDir);
manager = new ContentSettingsManager(new NewPipeFileLocator(homeDir));
manager.deleteSettingsFile();
addPreferencesFromResource(R.xml.content_settings);
@ -224,33 +204,24 @@ public class ContentSettingsFragment extends BasePreferenceFragment {
private void importDatabase(final String filePath) {
// check if file is supported
try (ZipFile zipFile = new ZipFile(filePath)) {
} catch (final IOException ioe) {
if (!ZipHelper.isValidZipFile(filePath)) {
Toast.makeText(getContext(), R.string.no_valid_zip_file, Toast.LENGTH_SHORT)
.show();
return;
}
try {
if (!databasesDir.exists() && !databasesDir.mkdir()) {
if (!manager.ensureDbDirectoryExists()) {
throw new Exception("Could not create databases dir");
}
final boolean isDbFileExtracted = ZipHelper.extractFileFromZip(filePath,
newpipeDb.getPath(), "newpipe.db");
if (isDbFileExtracted) {
newpipeDbJournal.delete();
newpipeDbWal.delete();
newpipeDbShm.delete();
} else {
if (!manager.extractDb(filePath)) {
Toast.makeText(getContext(), R.string.could_not_import_all_files, Toast.LENGTH_LONG)
.show();
}
//If settings file exist, ask if it should be imported.
if (ZipHelper.extractFileFromZip(filePath, newpipeSettings.getPath(),
"newpipe.settings")) {
if (manager.extractSettings(filePath)) {
final AlertDialog.Builder alert = new AlertDialog.Builder(getContext());
alert.setTitle(R.string.import_settings);
@ -261,7 +232,8 @@ public class ContentSettingsFragment extends BasePreferenceFragment {
});
alert.setPositiveButton(getString(R.string.finish), (dialog, which) -> {
dialog.dismiss();
loadSharedPreferences(newpipeSettings);
manager.loadSharedPreferences(PreferenceManager
.getDefaultSharedPreferences(requireContext()));
// restart app to properly load db
System.exit(0);
});
@ -275,34 +247,6 @@ public class ContentSettingsFragment extends BasePreferenceFragment {
}
}
private void loadSharedPreferences(final File src) {
try (ObjectInputStream input = new ObjectInputStream(new FileInputStream(src))) {
final SharedPreferences.Editor prefEdit = PreferenceManager
.getDefaultSharedPreferences(requireContext()).edit();
prefEdit.clear();
final Map<String, ?> entries = (Map<String, ?>) input.readObject();
for (final Map.Entry<String, ?> entry : entries.entrySet()) {
final Object v = entry.getValue();
final String key = entry.getKey();
if (v instanceof Boolean) {
prefEdit.putBoolean(key, (Boolean) v);
} else if (v instanceof Float) {
prefEdit.putFloat(key, (Float) v);
} else if (v instanceof Integer) {
prefEdit.putInt(key, (Integer) v);
} else if (v instanceof Long) {
prefEdit.putLong(key, (Long) v);
} else if (v instanceof String) {
prefEdit.putString(key, (String) v);
}
}
prefEdit.commit();
} catch (final IOException | ClassNotFoundException e) {
e.printStackTrace();
}
}
/*//////////////////////////////////////////////////////////////////////////
// Error
//////////////////////////////////////////////////////////////////////////*/

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@ -3,22 +3,14 @@ package org.schabi.newpipe.settings
import android.content.SharedPreferences
import org.schabi.newpipe.util.ZipHelper
import java.io.BufferedOutputStream
import java.io.File
import java.io.FileInputStream
import java.io.FileOutputStream
import java.io.IOException
import java.io.ObjectInputStream
import java.io.ObjectOutputStream
import java.lang.Exception
import java.util.zip.ZipOutputStream
class ContentSettingsManager(
private val newpipeDb: File,
private val newpipeSettings: File
) {
constructor(homeDir: File) : this(
File(homeDir, "databases/newpipe.db"),
File(homeDir, "databases/newpipe.settings")
)
class ContentSettingsManager(private val fileLocator: NewPipeFileLocator) {
/**
* Exports given [SharedPreferences] to the file in given outputPath.
@ -28,10 +20,10 @@ class ContentSettingsManager(
fun exportDatabase(preferences: SharedPreferences, outputPath: String) {
ZipOutputStream(BufferedOutputStream(FileOutputStream(outputPath)))
.use { outZip ->
ZipHelper.addFileToZip(outZip, newpipeDb.path, "newpipe.db")
ZipHelper.addFileToZip(outZip, fileLocator.db.path, "newpipe.db")
try {
ObjectOutputStream(FileOutputStream(newpipeSettings)).use { output ->
ObjectOutputStream(FileOutputStream(fileLocator.settings)).use { output ->
output.writeObject(preferences.all)
output.flush()
}
@ -39,7 +31,72 @@ class ContentSettingsManager(
e.printStackTrace()
}
ZipHelper.addFileToZip(outZip, newpipeSettings.path, "newpipe.settings")
ZipHelper.addFileToZip(outZip, fileLocator.settings.path, "newpipe.settings")
}
}
fun deleteSettingsFile() {
fileLocator.settings.delete()
}
/**
* Tries to create database directory if it does not exist.
*
* @return Whether the directory exists afterwards.
*/
fun ensureDbDirectoryExists(): Boolean {
return fileLocator.dbDir.exists() || fileLocator.dbDir.mkdir()
}
fun extractDb(filePath: String): Boolean {
val success = ZipHelper.extractFileFromZip(filePath, fileLocator.db.path, "newpipe.db")
if (success) {
fileLocator.dbJournal.delete()
fileLocator.dbWal.delete()
fileLocator.dbShm.delete()
}
return success
}
fun extractSettings(filePath: String): Boolean {
return ZipHelper
.extractFileFromZip(filePath, fileLocator.settings.path, "newpipe.settings")
}
fun loadSharedPreferences(preferences: SharedPreferences) {
try {
val preferenceEditor = preferences.edit()
ObjectInputStream(FileInputStream(fileLocator.settings)).use { input ->
preferenceEditor.clear()
@Suppress("UNCHECKED_CAST")
val entries = input.readObject() as Map<String, *>
for ((key, value) in entries) {
when (value) {
is Boolean -> {
preferenceEditor.putBoolean(key, value)
}
is Float -> {
preferenceEditor.putFloat(key, value)
}
is Int -> {
preferenceEditor.putInt(key, value)
}
is Long -> {
preferenceEditor.putLong(key, value)
}
is String -> {
preferenceEditor.putString(key, value)
}
}
}
preferenceEditor.commit()
}
} catch (e: IOException) {
e.printStackTrace()
} catch (e: ClassNotFoundException) {
e.printStackTrace()
}
}
}

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@ -0,0 +1,21 @@
package org.schabi.newpipe.settings
import java.io.File
/**
* Locates specific files of NewPipe based on the home directory of the app.
*/
class NewPipeFileLocator(private val homeDir: File) {
val dbDir by lazy { File(homeDir, "/databases") }
val db by lazy { File(homeDir, "/databases/newpipe.db") }
val dbJournal by lazy { File(homeDir, "/databases/newpipe.db-journal") }
val dbShm by lazy { File(homeDir, "/databases/newpipe.db-shm") }
val dbWal by lazy { File(homeDir, "/databases/newpipe.db-wal") }
val settings by lazy { File(homeDir, "/databases/newpipe.settings") }
}

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@ -4,7 +4,9 @@ import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import java.util.zip.ZipInputStream;
import java.util.zip.ZipOutputStream;
@ -99,4 +101,12 @@ public final class ZipHelper {
return found;
}
}
public static boolean isValidZipFile(final String filePath) {
try (ZipFile ignored = new ZipFile(filePath)) {
return true;
} catch (final IOException ioe) {
return false;
}
}
}

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@ -1,76 +1,184 @@
package org.schabi.newpipe.settings
import android.content.SharedPreferences
import org.junit.Assert
import org.junit.Assert.assertEquals
import org.junit.Assert.assertFalse
import org.junit.Assert.assertTrue
import org.junit.Assume
import org.junit.Before
import org.junit.BeforeClass
import org.junit.Test
import org.junit.runner.RunWith
import org.junit.runners.Suite
import org.mockito.Mockito
import org.mockito.Mockito.`when`
import org.mockito.Mockito.anyBoolean
import org.mockito.Mockito.anyInt
import org.mockito.Mockito.anyString
import org.mockito.Mockito.atLeastOnce
import org.mockito.Mockito.verify
import org.mockito.Mockito.withSettings
import org.mockito.junit.MockitoJUnitRunner
import org.schabi.newpipe.settings.ContentSettingsManagerTest.ExportTest
import java.io.File
import java.io.ObjectInputStream
import java.nio.file.Files
import java.util.zip.ZipFile
@RunWith(Suite::class)
@Suite.SuiteClasses(ExportTest::class)
@RunWith(MockitoJUnitRunner::class)
class ContentSettingsManagerTest {
@RunWith(MockitoJUnitRunner::class)
class ExportTest {
companion object {
private lateinit var newpipeDb: File
private lateinit var newpipeSettings: File
@JvmStatic
@BeforeClass
fun setupFiles() {
val dbPath = ExportTest::class.java.classLoader?.getResource("settings/newpipe.db")?.file
val settingsPath = ExportTest::class.java.classLoader?.getResource("settings/newpipe.settings")?.path
Assume.assumeNotNull(dbPath)
Assume.assumeNotNull(settingsPath)
newpipeDb = File(dbPath!!)
newpipeSettings = File(settingsPath!!)
}
private val classloader = ContentSettingsManager::class.java.classLoader!!
}
private lateinit var preferences: SharedPreferences
private lateinit var fileLocator: NewPipeFileLocator
@Before
fun setupMocks() {
preferences = Mockito.mock(SharedPreferences::class.java, Mockito.withSettings().stubOnly())
fun setupFileLocator() {
fileLocator = Mockito.mock(NewPipeFileLocator::class.java, withSettings().stubOnly())
}
@Test
fun `The settings must be exported successfully in the correct format`() {
val expectedPreferences = mapOf("such pref" to "much wow")
`when`(preferences.all).thenReturn(expectedPreferences)
val db = File(classloader.getResource("settings/newpipe.db")!!.file)
val newpipeSettings = File.createTempFile("newpipe_", "")
`when`(fileLocator.db).thenReturn(db)
`when`(fileLocator.settings).thenReturn(newpipeSettings)
val manager = ContentSettingsManager(newpipeDb, newpipeSettings)
val expectedPreferences = mapOf("such pref" to "much wow")
val sharedPreferences = Mockito.mock(SharedPreferences::class.java, withSettings().stubOnly())
`when`(sharedPreferences.all).thenReturn(expectedPreferences)
val output = File.createTempFile("newpipe_", "")
manager.exportDatabase(preferences, output.absolutePath)
ContentSettingsManager(fileLocator).exportDatabase(sharedPreferences, output.absolutePath)
val zipFile = ZipFile(output.absoluteFile)
val zipFile = ZipFile(output)
val entries = zipFile.entries().toList()
Assert.assertEquals(2, entries.size)
assertEquals(2, entries.size)
zipFile.getInputStream(entries.first { it.name == "newpipe.db" }).use { actual ->
newpipeDb.inputStream().use { expected ->
Assert.assertEquals(expected.reader().readText(), actual.reader().readText())
db.inputStream().use { expected ->
assertEquals(expected.reader().readText(), actual.reader().readText())
}
}
zipFile.getInputStream(entries.first { it.name == "newpipe.settings" }).use { actual ->
val actualPreferences = ObjectInputStream(actual).readObject()
Assert.assertEquals(expectedPreferences, actualPreferences)
assertEquals(expectedPreferences, actualPreferences)
}
}
@Test
fun `Settings file must be deleted`() {
val settings = File.createTempFile("newpipe_", "")
`when`(fileLocator.settings).thenReturn(settings)
ContentSettingsManager(fileLocator).deleteSettingsFile()
assertFalse(settings.exists())
}
@Test
fun `Deleting settings file must do nothing if none exist`() {
val settings = File("non_existent")
`when`(fileLocator.settings).thenReturn(settings)
ContentSettingsManager(fileLocator).deleteSettingsFile()
assertFalse(settings.exists())
}
@Test
fun `Ensuring db directory existence must work`() {
val dir = Files.createTempDirectory("newpipe_").toFile()
Assume.assumeTrue(dir.delete())
`when`(fileLocator.dbDir).thenReturn(dir)
ContentSettingsManager(fileLocator).ensureDbDirectoryExists()
assertTrue(dir.exists())
}
@Test
fun `Ensuring db directory existence must work when the directory already exists`() {
val dir = Files.createTempDirectory("newpipe_").toFile()
`when`(fileLocator.dbDir).thenReturn(dir)
ContentSettingsManager(fileLocator).ensureDbDirectoryExists()
assertTrue(dir.exists())
}
@Test
fun `The database must be extracted from the zip file`() {
val db = File.createTempFile("newpipe_", "")
val dbJournal = File.createTempFile("newpipe_", "")
val dbWal = File.createTempFile("newpipe_", "")
val dbShm = File.createTempFile("newpipe_", "")
`when`(fileLocator.db).thenReturn(db)
`when`(fileLocator.dbJournal).thenReturn(dbJournal)
`when`(fileLocator.dbShm).thenReturn(dbShm)
`when`(fileLocator.dbWal).thenReturn(dbWal)
val zip = File(classloader.getResource("settings/newpipe.zip")?.file!!)
val success = ContentSettingsManager(fileLocator).extractDb(zip.path)
assertTrue(success)
assertFalse(dbJournal.exists())
assertFalse(dbWal.exists())
assertFalse(dbShm.exists())
assertTrue("database file size is zero", Files.size(db.toPath()) > 0)
}
@Test
fun `Extracting the database from an empty zip must not work`() {
val db = File.createTempFile("newpipe_", "")
val dbJournal = File.createTempFile("newpipe_", "")
val dbWal = File.createTempFile("newpipe_", "")
val dbShm = File.createTempFile("newpipe_", "")
`when`(fileLocator.db).thenReturn(db)
val emptyZip = File(classloader.getResource("settings/empty.zip")?.file!!)
val success = ContentSettingsManager(fileLocator).extractDb(emptyZip.path)
assertFalse(success)
assertTrue(dbJournal.exists())
assertTrue(dbWal.exists())
assertTrue(dbShm.exists())
assertEquals(0, Files.size(db.toPath()))
}
@Test
fun `Contains setting must return true if a settings file exists in the zip`() {
val settings = File.createTempFile("newpipe_", "")
`when`(fileLocator.settings).thenReturn(settings)
val zip = File(classloader.getResource("settings/newpipe.zip")?.file!!)
val contains = ContentSettingsManager(fileLocator).extractSettings(zip.path)
assertTrue(contains)
}
@Test
fun `Contains setting must return false if a no settings file exists in the zip`() {
val settings = File.createTempFile("newpipe_", "")
`when`(fileLocator.settings).thenReturn(settings)
val emptyZip = File(classloader.getResource("settings/empty.zip")?.file!!)
val contains = ContentSettingsManager(fileLocator).extractSettings(emptyZip.path)
assertFalse(contains)
}
@Test
fun `Preferences must be set from the settings file`() {
val settings = File(classloader.getResource("settings/newpipe.settings")!!.path)
`when`(fileLocator.settings).thenReturn(settings)
val preferences = Mockito.mock(SharedPreferences::class.java, withSettings().stubOnly())
val editor = Mockito.mock(SharedPreferences.Editor::class.java)
`when`(preferences.edit()).thenReturn(editor)
ContentSettingsManager(fileLocator).loadSharedPreferences(preferences)
verify(editor, atLeastOnce()).putBoolean(anyString(), anyBoolean())
verify(editor, atLeastOnce()).putString(anyString(), anyString())
verify(editor, atLeastOnce()).putInt(anyString(), anyInt())
}
}

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