handle .obf.zip by unzipping the map file then installing it

This commit is contained in:
Hans-Christoph Steiner 2020-10-20 16:10:55 +02:00
parent 021d5cc1ff
commit c0344c1eed
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GPG Key ID: 3E177817BA1B9BFA
5 changed files with 146 additions and 36 deletions

View File

@ -263,6 +263,9 @@
<service
android:name=".installer.InstallHistoryService"
android:exported="false"/>
<service
android:name=".installer.ObfInstallerService"
android:exported="false"/>
<service
android:name=".data.InstalledAppProviderService"
android:permission="android.permission.BIND_JOB_SERVICE"

View File

@ -592,7 +592,13 @@ public class Apk extends ValueObject implements Comparable<Apk>, Parcelable {
try {
File cachedFile = ApkCache.getApkDownloadPath(context, this.getCanonicalUrl());
ZipFile zipFile = new ZipFile(cachedFile);
if (zipFile.getEntry("META-INF/com/google/android/update-binary") != null) {
if (zipFile.size() == 1) {
String name = zipFile.entries().nextElement().getName();
if (name != null && name.endsWith(".obf")) {
// temporarily cache this, it will be deleted after unzipping
return context.getCacheDir();
}
} else if (zipFile.getEntry("META-INF/com/google/android/update-binary") != null) {
// Over-The-Air update ZIP files
return new File(context.getApplicationInfo().dataDir + "/ota");
}

View File

@ -5,12 +5,8 @@ import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.os.StrictMode;
import android.util.Log;
import android.view.ContextThemeWrapper;
import android.webkit.MimeTypeMap;
import android.widget.Toast;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AlertDialog;
@ -25,7 +21,6 @@ import org.fdroid.fdroid.data.Apk;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.Method;
public class FileInstallerActivity extends FragmentActivity {
@ -164,10 +159,11 @@ public class FileInstallerActivity extends FragmentActivity {
}
if (apk.isMediaInstalled(activity.getApplicationContext())) { // Copying worked
Utils.debugLog(TAG, "Copying worked: " + localApkUri.getPath());
Toast.makeText(this, String.format(this.getString(R.string.app_installed_media), path.toString()),
Toast.LENGTH_LONG).show();
installer.sendBroadcastInstall(canonicalUri, Installer.ACTION_INSTALL_COMPLETE);
postInstall(path);
if (!postInstall(canonicalUri, apk, path)) {
Toast.makeText(this, String.format(this.getString(R.string.app_installed_media), path.toString()),
Toast.LENGTH_LONG).show();
installer.sendBroadcastInstall(canonicalUri, Installer.ACTION_INSTALL_COMPLETE);
}
} else {
installer.sendBroadcastInstall(canonicalUri, Installer.ACTION_INSTALL_INTERRUPTED);
}
@ -176,33 +172,16 @@ public class FileInstallerActivity extends FragmentActivity {
/**
* Run any file-type-specific processes after the file has been copied into place.
* <p>
* When this was written, OsmAnd only supported importing OBF files via a
* {@code file:///} URL, so this disables {@link android.os.FileUriExposedException}.
*
* @return whether this handles sending the {@link Installer#ACTION_INSTALL_COMPLETE}
* broadcast.
*/
private void postInstall(File path) {
if (path.getName().endsWith(".obf")) {
if (Build.VERSION.SDK_INT >= 24) {
try {
Method m = StrictMode.class.getMethod("disableDeathOnFileUriExposure");
m.invoke(null);
} catch (Exception e) {
e.printStackTrace();
}
}
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_NEW_TASK);
String mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension("obf");
intent.setDataAndType(Uri.fromFile(path), mimeType);
if (Build.VERSION.SDK_INT >= 23) {
intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
}
if (intent.resolveActivity(getPackageManager()) != null) {
startActivity(intent);
} else {
Log.i(TAG, "No Activity available to handle " + intent);
}
private boolean postInstall(Uri canonicalUri, Apk apk, File path) {
if (path.getName().endsWith(".obf") || path.getName().endsWith(".obf.zip")) {
ObfInstallerService.install(this, canonicalUri, apk, path);
return true;
}
return false;
}
private void uninstallPackage(Apk apk) {

View File

@ -0,0 +1,122 @@
package org.fdroid.fdroid.installer;
import android.app.IntentService;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Build;
import android.os.Environment;
import android.os.StrictMode;
import android.text.TextUtils;
import android.util.Log;
import android.webkit.MimeTypeMap;
import org.apache.commons.io.FileUtils;
import org.fdroid.fdroid.data.Apk;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.Method;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
/**
* An {@link IntentService} subclass for installing {@code .obf} and {@code .obf.zip}
* map files into OsmAnd. This will unzip the {@code .obf}
*/
public class ObfInstallerService extends IntentService {
private static final String TAG = "ObfInstallerService";
private static final String ACTION_INSTALL_OBF = "org.fdroid.fdroid.installer.action.INSTALL_OBF";
private static final String EXTRA_OBF_PATH = "org.fdroid.fdroid.installer.extra.OBF_PATH";
public ObfInstallerService() {
super("ObfInstallerService");
}
public static void install(Context context, Uri canonicalUri, Apk apk, File path) {
Intent intent = new Intent(context, ObfInstallerService.class);
intent.setAction(ACTION_INSTALL_OBF);
intent.putExtra(org.fdroid.fdroid.net.Downloader.EXTRA_CANONICAL_URL, canonicalUri.toString());
intent.putExtra(Installer.EXTRA_APK, apk);
intent.putExtra(EXTRA_OBF_PATH, path.getAbsolutePath());
context.startService(intent);
}
@Override
protected void onHandleIntent(Intent intent) {
if (intent == null || !ACTION_INSTALL_OBF.equals(intent.getAction())) {
Log.e(TAG, "received invalid intent: " + intent);
return;
}
Uri canonicalUri = Uri.parse(intent.getStringExtra(org.fdroid.fdroid.net.Downloader.EXTRA_CANONICAL_URL));
final Apk apk = intent.getParcelableExtra(Installer.EXTRA_APK);
final String path = intent.getStringExtra(EXTRA_OBF_PATH);
final String extension = MimeTypeMap.getFileExtensionFromUrl(path);
if ("obf".equals(extension)) {
sendPostInstallAndCompleteIntents(canonicalUri, apk, new File(path));
return;
}
if (!"zip".equals(extension)) {
sendBroadcastInstall(Installer.ACTION_INSTALL_INTERRUPTED, canonicalUri, apk,
"Only .obf and .zip files are supported: " + path);
return;
}
try {
File zip = new File(path);
ZipFile zipFile = new ZipFile(zip);
if (zipFile.size() < 1) {
sendBroadcastInstall(Installer.ACTION_INSTALL_INTERRUPTED, canonicalUri, apk,
"Corrupt or empty ZIP file!");
}
ZipEntry zipEntry = zipFile.entries().nextElement();
File extracted = new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS),
zipEntry.getName());
FileUtils.copyInputStreamToFile(zipFile.getInputStream(zipEntry), extracted);
zip.delete();
sendPostInstallAndCompleteIntents(canonicalUri, apk, extracted);
} catch (IOException e) {
e.printStackTrace();
sendBroadcastInstall(Installer.ACTION_INSTALL_INTERRUPTED, canonicalUri, apk, e.getMessage());
}
}
private void sendBroadcastInstall(String action, Uri canonicalUri, Apk apk, String msg) {
Installer.sendBroadcastInstall(this, canonicalUri, action, apk, null, msg);
}
/**
* Once the file is downloaded and installed, send an {@link Intent} to
* let map apps know that the file is available for install.
* <p>
* When this was written, OsmAnd only supported importing OBF files via a
* {@code file:///} URL, so this disables {@link android.os.FileUriExposedException}.
*/
void sendPostInstallAndCompleteIntents(Uri canonicalUri, Apk apk, File file) {
if (Build.VERSION.SDK_INT >= 24) {
try {
Method m = StrictMode.class.getMethod("disableDeathOnFileUriExposure");
m.invoke(null);
} catch (Exception e) {
e.printStackTrace();
}
}
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_NEW_TASK);
String mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension("obf");
if (TextUtils.isEmpty(mimeType)) {
mimeType = "application/octet-stream";
}
intent.setDataAndType(Uri.fromFile(file), mimeType);
if (Build.VERSION.SDK_INT >= 23) {
intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
}
if (intent != null && intent.resolveActivity(getPackageManager()) != null) {
startActivity(intent);
} else {
Log.i(TAG, "No Activity available to handle " + intent);
}
sendBroadcastInstall(Installer.ACTION_INSTALL_COMPLETE, canonicalUri, apk, null);
}
}

View File

@ -75,7 +75,7 @@ public class ApkTest {
assertFalse(apk.isApk());
copyResourceFileToCache(apk);
File path = apk.getMediaInstallPath(context);
assertEquals(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS), path);
assertEquals(context.getCacheDir(), path);
}
private void copyResourceFileToCache(Apk apk) throws IOException {