update minSdkVersion to 21 (#843)

* set minSdkVersion to 21

* use elevation instead of additional views for shadow

* clean up code occurrences

* remove drawable compat code

* remove no longer needed resources

* remove unneeded android:clipChildren="false"

* Revert "remove no longer needed resources"

This reverts commit 67a4d6f8d87b3f116b95d90dfb48f350d342f503.

* remove no longer needed resources (this time the right ones)
This commit is contained in:
Konrad Pozniak 2018-09-16 18:54:12 +02:00 committed by GitHub
commit 4402f3d337
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40 changed files with 35 additions and 249 deletions

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@ -24,11 +24,8 @@ import android.util.Log;
import com.keylesspalace.tusky.BuildConfig;
import java.io.IOException;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.net.Socket;
import java.security.KeyManagementException;
import java.security.KeyStore;
import java.security.KeyStoreException;
@ -39,7 +36,6 @@ import java.util.List;
import java.util.concurrent.TimeUnit;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocket;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import javax.net.ssl.TrustManagerFactory;
@ -106,7 +102,7 @@ public class OkHttpUtils {
builder.proxy(new Proxy(Proxy.Type.HTTP, address));
}
return enableHigherTlsOnPreLollipop(builder);
return builder;
}
/**
@ -168,98 +164,4 @@ public class OkHttpUtils {
specList.add(spec);
}
private static OkHttpClient.Builder enableHigherTlsOnPreLollipop(OkHttpClient.Builder builder) {
if (Build.VERSION.SDK_INT < 22) {
try {
TrustManagerFactory trustManagerFactory = TrustManagerFactory.getInstance(
TrustManagerFactory.getDefaultAlgorithm());
trustManagerFactory.init((KeyStore) null);
TrustManager[] trustManagers = trustManagerFactory.getTrustManagers();
if (trustManagers.length != 1 || !(trustManagers[0] instanceof X509TrustManager)) {
throw new IllegalStateException("Unexpected default trust managers:"
+ Arrays.toString(trustManagers));
}
X509TrustManager trustManager = (X509TrustManager) trustManagers[0];
SSLContext sslContext = SSLContext.getInstance("TLS");
sslContext.init(null, new TrustManager[] { trustManager }, null);
SSLSocketFactory sslSocketFactory = sslContext.getSocketFactory();
builder.sslSocketFactory(new SSLSocketFactoryCompat(sslSocketFactory),
trustManager);
} catch (NoSuchAlgorithmException|KeyStoreException|KeyManagementException e) {
Log.e(TAG, "Failed enabling TLS 1.1 & 1.2. " + e.getMessage());
}
}
return builder;
}
private static class SSLSocketFactoryCompat extends SSLSocketFactory {
private static final String[] DESIRED_TLS_VERSIONS = { "TLSv1", "TLSv1.1", "TLSv1.2",
"TLSv1.3" };
final SSLSocketFactory delegate;
SSLSocketFactoryCompat(SSLSocketFactory base) {
this.delegate = base;
}
@Override
public String[] getDefaultCipherSuites() {
return delegate.getDefaultCipherSuites();
}
@Override
public String[] getSupportedCipherSuites() {
return delegate.getSupportedCipherSuites();
}
@Override
public Socket createSocket(Socket s, String host, int port, boolean autoClose)
throws IOException {
return patch(delegate.createSocket(s, host, port, autoClose));
}
@Override
public Socket createSocket(String host, int port) throws IOException {
return patch(delegate.createSocket(host, port));
}
@Override
public Socket createSocket(String host, int port, InetAddress localHost, int localPort)
throws IOException {
return patch(delegate.createSocket(host, port, localHost, localPort));
}
@Override
public Socket createSocket(InetAddress host, int port) throws IOException {
return patch(delegate.createSocket(host, port));
}
@Override
public Socket createSocket(InetAddress address, int port, InetAddress localAddress,
int localPort) throws IOException {
return patch(delegate.createSocket(address, port, localAddress, localPort));
}
@NonNull
private static String[] getMatches(String[] wanted, String[] have) {
List<String> a = new ArrayList<>(Arrays.asList(wanted));
List<String> b = Arrays.asList(have);
a.retainAll(b);
return a.toArray(new String[0]);
}
private Socket patch(Socket socket) {
if (socket instanceof SSLSocket) {
SSLSocket sslSocket = (SSLSocket) socket;
String[] protocols = getMatches(DESIRED_TLS_VERSIONS,
sslSocket.getSupportedProtocols());
sslSocket.setEnabledProtocols(protocols);
}
return socket;
}
}
}