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Code Issues Releases Activity

Kotlin-ize ReleaseVersionUtil, merge with NewVersionManager

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This commit is contained in:
TacoTheDank 2022-03-03 13:21:50 -05:00
parent 1602befc51
commit 0f175de599
5 changed files with 130 additions and 144 deletions
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12
app/src/main/java/org/schabi/newpipe/CheckForNewAppVersion.java
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@ -73,7 +73,6 @@ public final class CheckForNewAppVersion extends IntentService {
final App app = App.getApp();
final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(app);
final NewVersionManager manager = new NewVersionManager();
// Check if the current apk is a github one or not.
if (!ReleaseVersionUtil.isReleaseApk()) {
@ -83,24 +82,23 @@ public final class CheckForNewAppVersion extends IntentService {
// Check if the last request has happened a certain time ago
// to reduce the number of API requests.
final long expiry = prefs.getLong(app.getString(R.string.update_expiry_key), 0);
if (!manager.isExpired(expiry)) {
if (!ReleaseVersionUtil.isLastUpdateCheckExpired(expiry)) {
return;
}
// Make a network request to get latest NewPipe data.
final Response response = DownloaderImpl.getInstance().get(NEWPIPE_API_URL);
handleResponse(response, manager);
handleResponse(response);
}
private void handleResponse(@NonNull final Response response,
@NonNull final NewVersionManager manager) {
private void handleResponse(@NonNull final Response response) {
final App app = App.getApp();
final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(app);
try {
// Store a timestamp which needs to be exceeded,
// before a new request to the API is made.
final long newExpiry = manager
.coerceExpiry(response.getHeader("expires"));
final long newExpiry = ReleaseVersionUtil
.coerceUpdateCheckExpiry(response.getHeader("expires"));
prefs.edit()
.putLong(app.getString(R.string.update_expiry_key), newExpiry)
.apply();

28
app/src/main/java/org/schabi/newpipe/NewVersionManager.kt
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@ -1,28 +0,0 @@
package org.schabi.newpipe
import java.time.Instant
import java.time.ZonedDateTime
import java.time.format.DateTimeFormatter
class NewVersionManager {
fun isExpired(expiry: Long): Boolean {
return Instant.ofEpochSecond(expiry).isBefore(Instant.now())
}
/**
* Coerce expiry date time in between 6 hours and 72 hours from now
*
* @return Epoch second of expiry date time
*/
fun coerceExpiry(expiryString: String?): Long {
val now = ZonedDateTime.now()
return expiryString?.let {
var expiry = ZonedDateTime.from(DateTimeFormatter.RFC_1123_DATE_TIME.parse(expiryString))
expiry = maxOf(expiry, now.plusHours(6))
expiry = minOf(expiry, now.plusHours(72))
expiry.toEpochSecond()
} ?: now.plusHours(6).toEpochSecond()
}
}

96
app/src/main/java/org/schabi/newpipe/util/ReleaseVersionUtil.java
View File

@ -1,96 +0,0 @@
package org.schabi.newpipe.util;
import android.content.pm.PackageManager;
import android.content.pm.Signature;
import androidx.annotation.NonNull;
import androidx.core.content.pm.PackageInfoCompat;
import org.schabi.newpipe.App;
import org.schabi.newpipe.error.ErrorInfo;
import org.schabi.newpipe.error.ErrorUtil;
import org.schabi.newpipe.error.UserAction;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateEncodingException;
import java.security.cert.CertificateException;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;
import java.util.List;
public class ReleaseVersionUtil {
// Public key of the certificate that is used in NewPipe release versions
private static final String RELEASE_CERT_PUBLIC_KEY_SHA1
= "B0:2E:90:7C:1C:D6:FC:57:C3:35:F0:88:D0:8F:50:5F:94:E4:D2:15";
public static boolean isReleaseApk() {
return getCertificateSHA1Fingerprint().equals(RELEASE_CERT_PUBLIC_KEY_SHA1);
}
/**
* Method to get the APK's SHA1 key. See https://stackoverflow.com/questions/9293019/#22506133.
*
* @return String with the APK's SHA1 fingerprint in hexadecimal
*/
@NonNull
private static String getCertificateSHA1Fingerprint() {
final App app = App.getApp();
final List<Signature> signatures;
try {
signatures = PackageInfoCompat.getSignatures(app.getPackageManager(),
app.getPackageName());
} catch (final PackageManager.NameNotFoundException e) {
ErrorUtil.createNotification(app, new ErrorInfo(e,
UserAction.CHECK_FOR_NEW_APP_VERSION, "Could not find package info"));
return "";
}
if (signatures.isEmpty()) {
return "";
}
final X509Certificate c;
try {
final byte[] cert = signatures.get(0).toByteArray();
final InputStream input = new ByteArrayInputStream(cert);
final CertificateFactory cf = CertificateFactory.getInstance("X509");
c = (X509Certificate) cf.generateCertificate(input);
} catch (final CertificateException e) {
ErrorUtil.createNotification(app, new ErrorInfo(e,
UserAction.CHECK_FOR_NEW_APP_VERSION, "Certificate error"));
return "";
}
try {
final MessageDigest md = MessageDigest.getInstance("SHA1");
final byte[] publicKey = md.digest(c.getEncoded());
return byte2HexFormatted(publicKey);
} catch (NoSuchAlgorithmException | CertificateEncodingException e) {
ErrorUtil.createNotification(app, new ErrorInfo(e,
UserAction.CHECK_FOR_NEW_APP_VERSION, "Could not retrieve SHA1 key"));
return "";
}
}
private static String byte2HexFormatted(final byte[] arr) {
final StringBuilder str = new StringBuilder(arr.length * 2);
for (int i = 0; i < arr.length; i++) {
String h = Integer.toHexString(arr[i]);
final int l = h.length();
if (l == 1) {
h = "0" + h;
}
if (l > 2) {
h = h.substring(l - 2, l);
}
str.append(h.toUpperCase());
if (i < (arr.length - 1)) {
str.append(':');
}
}
return str.toString();
}
}

118
app/src/main/java/org/schabi/newpipe/util/ReleaseVersionUtil.kt Normal file
View File

@ -0,0 +1,118 @@
package org.schabi.newpipe.util
import android.content.pm.PackageManager
import android.content.pm.Signature
import androidx.core.content.pm.PackageInfoCompat
import org.schabi.newpipe.App
import org.schabi.newpipe.error.ErrorInfo
import org.schabi.newpipe.error.ErrorUtil.Companion.createNotification
import org.schabi.newpipe.error.UserAction
import java.io.ByteArrayInputStream
import java.io.InputStream
import java.security.MessageDigest
import java.security.NoSuchAlgorithmException
import java.security.cert.CertificateEncodingException
import java.security.cert.CertificateException
import java.security.cert.CertificateFactory
import java.security.cert.X509Certificate
import java.time.Instant
import java.time.ZonedDateTime
import java.time.format.DateTimeFormatter
object ReleaseVersionUtil {
// Public key of the certificate that is used in NewPipe release versions
private const val RELEASE_CERT_PUBLIC_KEY_SHA1 =
"B0:2E:90:7C:1C:D6:FC:57:C3:35:F0:88:D0:8F:50:5F:94:E4:D2:15"
@JvmStatic
fun isReleaseApk(): Boolean {
return certificateSHA1Fingerprint == RELEASE_CERT_PUBLIC_KEY_SHA1
}
/**
* Method to get the APK's SHA1 key. See https://stackoverflow.com/questions/9293019/#22506133.
*
* @return String with the APK's SHA1 fingerprint in hexadecimal
*/
private val certificateSHA1Fingerprint: String
get() {
val app = App.getApp()
val signatures: List<Signature> = try {
PackageInfoCompat.getSignatures(app.packageManager, app.packageName)
} catch (e: PackageManager.NameNotFoundException) {
showRequestError(app, e, "Could not find package info")
return ""
}
if (signatures.isEmpty()) {
return ""
}
val x509cert = try {
val cert = signatures[0].toByteArray()
val input: InputStream = ByteArrayInputStream(cert)
val cf = CertificateFactory.getInstance("X509")
cf.generateCertificate(input) as X509Certificate
} catch (e: CertificateException) {
showRequestError(app, e, "Certificate error")
return ""
}
return try {
val md = MessageDigest.getInstance("SHA1")
val publicKey = md.digest(x509cert.encoded)
byte2HexFormatted(publicKey)
} catch (e: NoSuchAlgorithmException) {
showRequestError(app, e, "Could not retrieve SHA1 key")
""
} catch (e: CertificateEncodingException) {
showRequestError(app, e, "Could not retrieve SHA1 key")
""
}
}
private fun byte2HexFormatted(arr: ByteArray): String {
val str = StringBuilder(arr.size * 2)
for (i in arr.indices) {
var h = Integer.toHexString(arr[i].toInt())
val l = h.length
if (l == 1) {
h = "0$h"
}
if (l > 2) {
h = h.substring(l - 2, l)
}
str.append(h.uppercase())
if (i < arr.size - 1) {
str.append(':')
}
}
return str.toString()
}
private fun showRequestError(app: App, e: Exception, request: String) {
createNotification(
app, ErrorInfo(e, UserAction.CHECK_FOR_NEW_APP_VERSION, request)
)
}
@JvmStatic
fun isLastUpdateCheckExpired(expiry: Long): Boolean {
return Instant.ofEpochSecond(expiry).isBefore(Instant.now())
}
/**
* Coerce expiry date time in between 6 hours and 72 hours from now
*
* @return Epoch second of expiry date time
*/
@JvmStatic
fun coerceUpdateCheckExpiry(expiryString: String?): Long {
val now = ZonedDateTime.now()
return expiryString?.let {
var expiry =
ZonedDateTime.from(DateTimeFormatter.RFC_1123_DATE_TIME.parse(expiryString))
expiry = maxOf(expiry, now.plusHours(6))
expiry = minOf(expiry, now.plusHours(72))
expiry.toEpochSecond()
} ?: now.plusHours(6).toEpochSecond()
}
}

20
app/src/test/java/org/schabi/newpipe/NewVersionManagerTest.kt
View File

@ -2,8 +2,9 @@ package org.schabi.newpipe
import org.junit.Assert.assertFalse
import org.junit.Assert.assertTrue
import org.junit.Before
import org.junit.Test
import org.schabi.newpipe.util.ReleaseVersionUtil.coerceUpdateCheckExpiry
import org.schabi.newpipe.util.ReleaseVersionUtil.isLastUpdateCheckExpired
import java.time.Instant
import java.time.ZoneId
import java.time.format.DateTimeFormatter
@ -11,18 +12,11 @@ import kotlin.math.abs
class NewVersionManagerTest {
private lateinit var manager: NewVersionManager
@Before
fun setup() {
manager = NewVersionManager()
}
@Test
fun `Expiry is reached`() {
val oneHourEarlier = Instant.now().atZone(ZoneId.of("GMT")).minusHours(1)
val expired = manager.isExpired(oneHourEarlier.toEpochSecond())
val expired = isLastUpdateCheckExpired(oneHourEarlier.toEpochSecond())
assertTrue(expired)
}
@ -31,7 +25,7 @@ class NewVersionManagerTest {
fun `Expiry is not reached`() {
val oneHourLater = Instant.now().atZone(ZoneId.of("GMT")).plusHours(1)
val expired = manager.isExpired(oneHourLater.toEpochSecond())
val expired = isLastUpdateCheckExpired(oneHourLater.toEpochSecond())
assertFalse(expired)
}
@ -47,7 +41,7 @@ class NewVersionManagerTest {
fun `Expiry must be returned as is because it is inside the acceptable range of 6-72 hours`() {
val sixHoursLater = Instant.now().atZone(ZoneId.of("GMT")).plusHours(6)
val coerced = manager.coerceExpiry(DateTimeFormatter.RFC_1123_DATE_TIME.format(sixHoursLater))
val coerced = coerceUpdateCheckExpiry(DateTimeFormatter.RFC_1123_DATE_TIME.format(sixHoursLater))
assertNearlyEqual(sixHoursLater.toEpochSecond(), coerced)
}
@ -56,7 +50,7 @@ class NewVersionManagerTest {
fun `Expiry must be increased to 6 hours if below`() {
val tooLow = Instant.now().atZone(ZoneId.of("GMT")).plusHours(5)
val coerced = manager.coerceExpiry(DateTimeFormatter.RFC_1123_DATE_TIME.format(tooLow))
val coerced = coerceUpdateCheckExpiry(DateTimeFormatter.RFC_1123_DATE_TIME.format(tooLow))
assertNearlyEqual(tooLow.plusHours(1).toEpochSecond(), coerced)
}
@ -65,7 +59,7 @@ class NewVersionManagerTest {
fun `Expiry must be decreased to 72 hours if above`() {
val tooHigh = Instant.now().atZone(ZoneId.of("GMT")).plusHours(73)
val coerced = manager.coerceExpiry(DateTimeFormatter.RFC_1123_DATE_TIME.format(tooHigh))
val coerced = coerceUpdateCheckExpiry(DateTimeFormatter.RFC_1123_DATE_TIME.format(tooHigh))
assertNearlyEqual(tooHigh.minusHours(1).toEpochSecond(), coerced)
}