Fix tls for pre lollipop

twidere/src/main/kotlin/org/mariotaku/twidere/util/HttpClientFactory.kt

@@ -7,7 +7,6 @@ import android.os.Build
 import android.util.Base64
 import android.util.Log
 import okhttp3.*
-import okhttp3.internal.platform.Platform
 import org.mariotaku.kpreferences.get
 import org.mariotaku.ktextension.toIntOr
 import org.mariotaku.restfu.http.RestHttpClient
@@ -15,7 +14,6 @@ import org.mariotaku.restfu.okhttp3.OkHttpRestClient
 import org.mariotaku.twidere.constant.SharedPreferenceConstants.*
 import org.mariotaku.twidere.constant.cacheSizeLimitKey
 import org.mariotaku.twidere.util.dagger.DependencyHolder
-import org.mariotaku.twidere.util.net.TLSSocketFactory
 import java.io.IOException
 import java.net.InetSocketAddress
 import java.net.Proxy
@@ -31,7 +29,6 @@ import javax.net.ssl.X509TrustManager
  * Created by mariotaku on 16/1/27.
  */
 object HttpClientFactory {
-
     fun createRestHttpClient(conf: HttpClientConfiguration, dns: Dns, connectionPool: ConnectionPool,
             cache: Cache): RestHttpClient {
         val builder = OkHttpClient.Builder()
@@ -42,25 +39,14 @@ object HttpClientFactory {
     fun initOkHttpClient(conf: HttpClientConfiguration, builder: OkHttpClient.Builder, dns: Dns,
             connectionPool: ConnectionPool, cache: Cache) {
         updateHttpClientConfiguration(builder, conf, dns, connectionPool, cache)
-        if (Build.VERSION.SDK_INT in Build.VERSION_CODES.JELLY_BEAN until Build.VERSION_CODES.LOLLIPOP) {
-            val tlsContext = SSLContext.getInstance("TLS")
-            val trustManager = getPlatformTrustManager()
-            val tlsSocketFactory = tlsContext.apply {
-                init(null, arrayOf(trustManager), null)
-              }.socketFactory
-            builder.sslSocketFactory(tlsSocketFactory, trustManager)
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
+            val tlsTocketFactory = TLSSocketFactory()
+            builder.sslSocketFactory(tlsTocketFactory, tlsTocketFactory.trustManager);
         }
         updateTLSConnectionSpecs(builder)
         DebugModeUtils.initForOkHttpClient(builder)
     }
 
-    fun getPlatformTrustManager(): X509TrustManager {
-        val factory = TrustManagerFactory.getInstance(
-            TrustManagerFactory.getDefaultAlgorithm())
-        factory.init(null as KeyStore?)
-        return factory.trustManagers!![0] as X509TrustManager
-      }
-
     fun reloadConnectivitySettings(context: Context) {
         val holder = DependencyHolder.get(context)
         val client = holder.restHttpClient as? OkHttpRestClient ?: return

twidere/src/main/kotlin/org/mariotaku/twidere/util/TLSSocketFactory.java

@@ -0,0 +1,98 @@
+package org.mariotaku.twidere.util;
+
+import androidx.annotation.Nullable;
+
+import java.io.IOException;
+import java.net.InetAddress;
+import java.net.Socket;
+import java.net.UnknownHostException;
+import java.security.KeyManagementException;
+import java.security.KeyStore;
+import java.security.KeyStoreException;
+import java.security.NoSuchAlgorithmException;
+import java.util.Arrays;
+
+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;
+import javax.net.ssl.X509TrustManager;
+
+public class TLSSocketFactory extends SSLSocketFactory {
+
+    private final SSLSocketFactory delegate;
+    private TrustManager[] trustManagers;
+
+    public TLSSocketFactory() throws KeyStoreException, KeyManagementException, NoSuchAlgorithmException {
+        generateTrustManagers();
+        SSLContext context = SSLContext.getInstance("TLS");
+        context.init(null, trustManagers, null);
+        delegate = context.getSocketFactory();
+    }
+
+    private void generateTrustManagers() throws KeyStoreException, NoSuchAlgorithmException {
+        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));
+        }
+
+        this.trustManagers = trustManagers;
+    }
+
+    @Override
+    public String[] getDefaultCipherSuites() {
+        return delegate.getDefaultCipherSuites();
+    }
+
+    @Override
+    public String[] getSupportedCipherSuites() {
+        return delegate.getSupportedCipherSuites();
+    }
+
+    @Override
+    public Socket createSocket() throws IOException {
+        return enableTLSOnSocket(delegate.createSocket());
+    }
+
+    @Override
+    public Socket createSocket(Socket s, String host, int port, boolean autoClose) throws IOException {
+        return enableTLSOnSocket(delegate.createSocket(s, host, port, autoClose));
+    }
+
+    @Override
+    public Socket createSocket(String host, int port) throws IOException, UnknownHostException {
+        return enableTLSOnSocket(delegate.createSocket(host, port));
+    }
+
+    @Override
+    public Socket createSocket(String host, int port, InetAddress localHost, int localPort) throws IOException, UnknownHostException {
+        return enableTLSOnSocket(delegate.createSocket(host, port, localHost, localPort));
+    }
+
+    @Override
+    public Socket createSocket(InetAddress host, int port) throws IOException {
+        return enableTLSOnSocket(delegate.createSocket(host, port));
+    }
+
+    @Override
+    public Socket createSocket(InetAddress address, int port, InetAddress localAddress, int localPort) throws IOException {
+        return enableTLSOnSocket(delegate.createSocket(address, port, localAddress, localPort));
+    }
+
+    private Socket enableTLSOnSocket(Socket socket) {
+        if (socket instanceof SSLSocket) {
+            ((SSLSocket) socket).setEnabledProtocols(new String[]{"TLSv1.1", "TLSv1.2"});
+        }
+        return socket;
+    }
+
+    @Nullable
+    public X509TrustManager getTrustManager() {
+        return  (X509TrustManager) trustManagers[0];
+    }
+}