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package de.thedevstack.conversationsplus.services.filetransfer.http.upload;
import android.os.PowerManager;
import org.apache.http.conn.ssl.StrictHostnameVerifier;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.UnknownHostException;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.util.Scanner;
import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.X509TrustManager;
import de.thedevstack.android.logcat.Logging;
import de.thedevstack.conversationsplus.ConversationsPlusApplication;
import de.thedevstack.conversationsplus.entities.DownloadableFile;
import de.thedevstack.conversationsplus.entities.Message;
import de.thedevstack.conversationsplus.persistance.FileBackend;
import de.thedevstack.conversationsplus.services.filetransfer.FileTransferFailureReason;
import de.thedevstack.conversationsplus.utils.CryptoHelper;
import de.thedevstack.conversationsplus.utils.SSLSocketHelper;
import de.thedevstack.conversationsplus.utils.StreamUtil;
import de.thedevstack.conversationsplus.utils.UiUpdateHelper;
import de.thedevstack.conversationsplus.utils.XmppConnectionServiceAccessor;
import de.thedevstack.conversationsplus.xmpp.filetransfer.http.upload.HttpUpload;
public class HttpFileUploader implements Runnable {
private static final String HTTP_METHOD = "PUT";
private static final String MIME_REQUEST_PROPERTY_NAME = "Content-Type";
private static final String USER_AGENT_REQUEST_PROPERTY_NAME = "User-Agent";
private static final int BUFFER_LENGTH = 4096;
private final HttpUploadFileTransferEntity entity;
public HttpFileUploader(HttpUploadFileTransferEntity entity) {
this.entity = entity;
}
@Override
public void run() {
this.upload();
}
private void upload() {
OutputStream os = null;
HttpURLConnection connection = null;
InputStream fileInputStream = null;
DownloadableFile file = this.entity.getFile();
PowerManager.WakeLock wakeLock = ConversationsPlusApplication.createPartialWakeLock("http_upload_" + entity.getMessage().getUuid());
try {
wakeLock.acquire();
Logging.d("httpupload", "uploading file to " + this.entity.getPutUrl());
URL putUrl = new URL(this.entity.getPutUrl());
fileInputStream = this.entity.getFileInputStream();
connection = (HttpURLConnection) putUrl.openConnection();
if (connection instanceof HttpsURLConnection) {
setupTrustManager((HttpsURLConnection) connection, true);
}
connection.setRequestMethod(HTTP_METHOD);
connection.setFixedLengthStreamingMode((int) file.getExpectedSize());
String mime = file.getMimeType();
connection.setRequestProperty(MIME_REQUEST_PROPERTY_NAME, mime == null ? HttpUpload.DEFAULT_MIME_TYPE : mime);
connection.setRequestProperty(USER_AGENT_REQUEST_PROPERTY_NAME, ConversationsPlusApplication.getNameAndVersion());
connection.setDoOutput(true);
connection.connect();
os = connection.getOutputStream();
int count = -1;
byte[] buffer = new byte[BUFFER_LENGTH];
while (((count = fileInputStream.read(buffer)) != -1) && !this.entity.isCanceled()) {
this.entity.updateProgress(count);
os.write(buffer, 0, count);
UiUpdateHelper.updateConversationUi();
}
os.flush();
os.close();
fileInputStream.close();
int code = connection.getResponseCode();
if (code == 200 || code == 201) {
Logging.d("httpupload", "finished uploading file");
this.entity.transferred();
FileBackend.updateMediaScanner(file, XmppConnectionServiceAccessor.xmppConnectionService); // Why???
// Send the URL to the counterpart
Message message = this.entity.getMessage();
message.setBody(this.entity.getGetUrl());
message.setCounterpart(message.getConversation().getJid().toBareJid());
if (message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
XmppConnectionServiceAccessor.xmppConnectionService.getPgpEngine().encrypt(message, new HttpUploadedFileEncryptionUiCallback(this.entity));
} else {
XmppConnectionServiceAccessor.xmppConnectionService.resendMessage(message, this.entity.isDelayed());
}
} else {
String httpResponseMessage = this.getErrorStreamContent(connection);
String errorMessage = "file upload failed: http code (" + code + ") " + httpResponseMessage;
Logging.e("httpupload", errorMessage);
FileTransferFailureReason failureReason = null;
switch (code) {
case 403:
failureReason = FileTransferFailureReason.createLimitedRecoverableFailureReason(errorMessage);
break;
case 404:
failureReason = FileTransferFailureReason.createNonRecoverableFailureReason("Upload URL not found");
break;
case 500:
failureReason = FileTransferFailureReason.createNonRecoverableFailureReason("Internal Server Error");
break;
default:
failureReason = FileTransferFailureReason.createRecoverableFailureReason(errorMessage);
}
this.entity.fail(failureReason);
}
} catch (UnknownHostException e) {
Logging.e("httpupload", "File upload failed due to unknown host. " + e.getMessage());
//if (!HAS_INTERNET_CONNECTION) {
this.entity.fail(FileTransferFailureReason.createRecoverableFailureReason(e, "Missing internet connection"));
//}
} catch (IOException e) {
String httpResponseMessage = this.getErrorStreamContent(connection);
Logging.e("httpupload", ((null != httpResponseMessage) ? ("http response: " + httpResponseMessage + ", ") : "") + "exception message: " + e.getMessage());
// TODO: Differentiate IOException while internet connection wasn't available and others
this.entity.fail(FileTransferFailureReason.createRecoverableFailureReason(e, httpResponseMessage));
} finally {
StreamUtil.close(os);
StreamUtil.close(fileInputStream);
if (connection != null) {
connection.disconnect();
}
wakeLock.release();
}
}
private String getErrorStreamContent(HttpURLConnection connection) {
InputStream errorStream = null;
String httpResponseMessage = null;
try {
errorStream = connection.getErrorStream();
if (null != errorStream) {
Scanner scanner = new Scanner(errorStream).useDelimiter("\\A");
if (scanner.hasNext()) {
httpResponseMessage = scanner.next();
}
}
} finally {
StreamUtil.close(errorStream);
}
return httpResponseMessage;
}
public static void setupTrustManager(final HttpsURLConnection connection, final boolean interactive) {
final X509TrustManager trustManager;
final HostnameVerifier hostnameVerifier;
if (interactive) {
trustManager = ConversationsPlusApplication.getMemorizingTrustManager();
hostnameVerifier = ConversationsPlusApplication.getMemorizingTrustManager().wrapHostnameVerifier(
new StrictHostnameVerifier());
} else {
trustManager = ConversationsPlusApplication.getMemorizingTrustManager()
.getNonInteractive();
hostnameVerifier = ConversationsPlusApplication.getMemorizingTrustManager()
.wrapHostnameVerifierNonInteractive(
new StrictHostnameVerifier());
}
try {
final SSLContext sc = SSLSocketHelper.getSSLContext();
sc.init(null, new X509TrustManager[]{trustManager},
ConversationsPlusApplication.getSecureRandom());
final SSLSocketFactory sf = sc.getSocketFactory();
final String[] cipherSuites = CryptoHelper.getOrderedCipherSuites(
sf.getSupportedCipherSuites());
if (cipherSuites.length > 0) {
sc.getDefaultSSLParameters().setCipherSuites(cipherSuites);
}
connection.setSSLSocketFactory(sf);
connection.setHostnameVerifier(hostnameVerifier);
} catch (final KeyManagementException | NoSuchAlgorithmException ignored) {
}
}
}
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