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authorlookshe <github@lookshe.org>2016-03-06 19:42:55 +0100
committerlookshe <github@lookshe.org>2016-03-06 19:42:55 +0100
commit3c400703e082a1b180b35d891b8fb3460c7d5b87 (patch)
tree28738dd90fc41b4ab71897f38d324828778ad2e3 /src/main/java/de/thedevstack/conversationsplus/http/HttpDownloadConnection.java
parent72114d732427266024cdd6e27cd8d1aa60afae2f (diff)
parentf28d77dc42f6bac5a026e0b1c78562dee8de45ac (diff)
Merge branch 'trz/rebase' into trz/rename
Diffstat (limited to 'src/main/java/de/thedevstack/conversationsplus/http/HttpDownloadConnection.java')
-rw-r--r--src/main/java/de/thedevstack/conversationsplus/http/HttpDownloadConnection.java270
1 files changed, 168 insertions, 102 deletions
diff --git a/src/main/java/de/thedevstack/conversationsplus/http/HttpDownloadConnection.java b/src/main/java/de/thedevstack/conversationsplus/http/HttpDownloadConnection.java
index d8859df5..4381ed03 100644
--- a/src/main/java/de/thedevstack/conversationsplus/http/HttpDownloadConnection.java
+++ b/src/main/java/de/thedevstack/conversationsplus/http/HttpDownloadConnection.java
@@ -2,30 +2,36 @@ package de.thedevstack.conversationsplus.http;
import android.content.Intent;
import android.net.Uri;
-import android.os.SystemClock;
+import android.os.PowerManager;
import java.io.BufferedInputStream;
import java.io.IOException;
+import java.io.InputStream;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Arrays;
+import java.util.concurrent.CancellationException;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLHandshakeException;
import de.thedevstack.android.logcat.Logging;
-import de.thedevstack.conversationsplus.Config;
+import de.thedevstack.conversationsplus.ConversationsPlusApplication;
import de.thedevstack.conversationsplus.ConversationsPlusPreferences;
+import de.thedevstack.conversationsplus.utils.MessageUtil;
+import de.thedevstack.conversationsplus.utils.StreamUtil;
+import de.thedevstack.conversationsplus.Config;
import de.thedevstack.conversationsplus.R;
-import de.thedevstack.conversationsplus.entities.Transferable;
import de.thedevstack.conversationsplus.entities.DownloadableFile;
import de.thedevstack.conversationsplus.entities.Message;
+import de.thedevstack.conversationsplus.entities.Transferable;
+import de.thedevstack.conversationsplus.entities.TransferablePlaceholder;
import de.thedevstack.conversationsplus.persistance.FileBackend;
+import de.thedevstack.conversationsplus.services.AbstractConnectionManager;
import de.thedevstack.conversationsplus.services.XmppConnectionService;
import de.thedevstack.conversationsplus.utils.CryptoHelper;
-import de.thedevstack.conversationsplus.utils.MessageUtil;
public class HttpDownloadConnection implements Transferable {
@@ -38,7 +44,7 @@ public class HttpDownloadConnection implements Transferable {
private int mStatus = Transferable.STATUS_UNKNOWN;
private boolean acceptedAutomatically = false;
private int mProgress = 0;
- private long mLastGuiRefresh = 0;
+ private boolean canceled = false;
public HttpDownloadConnection(HttpConnectionManager manager) {
this.mHttpConnectionManager = manager;
@@ -64,39 +70,45 @@ public class HttpDownloadConnection implements Transferable {
}
public void init(Message message, boolean interactive) {
- this.message = message;
- this.message.setTransferable(this);
- try {
- mUrl = new URL(message.getBody());
- String[] parts = mUrl.getPath().toLowerCase().split("\\.");
- String lastPart = parts.length >= 1 ? parts[parts.length - 1] : null;
- String secondToLast = parts.length >= 2 ? parts[parts.length -2] : null;
- if ("pgp".equals(lastPart) || "gpg".equals(lastPart)) {
- this.message.setEncryption(Message.ENCRYPTION_PGP);
- } else if (message.getEncryption() != Message.ENCRYPTION_OTR) {
- this.message.setEncryption(Message.ENCRYPTION_NONE);
- }
- String extension;
- if (Arrays.asList(VALID_CRYPTO_EXTENSIONS).contains(lastPart)) {
- extension = secondToLast;
- } else {
- extension = lastPart;
- }
- message.setRelativeFilePath(message.getUuid()+"."+extension);
- this.file = FileBackend.getFile(message, false);
- String reference = mUrl.getRef();
- if (reference != null && reference.length() == 96) {
- this.file.setKey(CryptoHelper.hexToBytes(reference));
- }
-
- if (this.message.getEncryption() == Message.ENCRYPTION_OTR
- && this.file.getKey() == null) {
- this.message.setEncryption(Message.ENCRYPTION_NONE);
- }
- checkFileSize(interactive);
- } catch (MalformedURLException e) {
- this.cancel();
- }
+ this.message = message;
+ this.message.setTransferable(this);
+ try {
+ if (message.hasFileOnRemoteHost()) {
+ mUrl = message.getFileParams().url;
+ } else {
+ mUrl = new URL(message.getBody());
+ }
+ String[] parts = mUrl.getPath().toLowerCase().split("\\.");
+ String lastPart = parts.length >= 1 ? parts[parts.length - 1] : null;
+ String secondToLast = parts.length >= 2 ? parts[parts.length -2] : null;
+ if ("pgp".equals(lastPart) || "gpg".equals(lastPart)) {
+ this.message.setEncryption(Message.ENCRYPTION_PGP);
+ } else if (message.getEncryption() != Message.ENCRYPTION_OTR
+ && message.getEncryption() != Message.ENCRYPTION_AXOLOTL) {
+ this.message.setEncryption(Message.ENCRYPTION_NONE);
+ }
+ String extension;
+ if (Arrays.asList(VALID_CRYPTO_EXTENSIONS).contains(lastPart)) {
+ extension = secondToLast;
+ } else {
+ extension = lastPart;
+ }
+ message.setRelativeFilePath(message.getUuid()+"."+extension);
+ this.file = FileBackend.getFile(message, false);
+ String reference = mUrl.getRef();
+ if (reference != null && reference.length() == 96) {
+ this.file.setKeyAndIv(CryptoHelper.hexToBytes(reference));
+ }
+
+ if ((this.message.getEncryption() == Message.ENCRYPTION_OTR
+ || this.message.getEncryption() == Message.ENCRYPTION_AXOLOTL)
+ && this.file.getKey() == null) {
+ this.message.setEncryption(Message.ENCRYPTION_NONE);
+ }
+ checkFileSize(interactive);
+ } catch (MalformedURLException e) {
+ this.cancel();
+ }
}
private void checkFileSize(boolean interactive) {
@@ -104,21 +116,29 @@ public class HttpDownloadConnection implements Transferable {
}
public void cancel() {
- mHttpConnectionManager.finishConnection(this);
- message.setTransferable(null);
- mXmppConnectionService.updateConversationUi();
+ this.canceled = true;
+ mHttpConnectionManager.finishConnection(this);
+ if (message.isFileOrImage()) {
+ message.setTransferable(new TransferablePlaceholder(Transferable.STATUS_DELETED));
+ } else {
+ message.setTransferable(null);
+ }
+ mXmppConnectionService.updateConversationUi();
}
private void finish() {
- Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
- intent.setData(Uri.fromFile(file));
- mXmppConnectionService.sendBroadcast(intent);
- message.setTransferable(null);
- mHttpConnectionManager.finishConnection(this);
- mXmppConnectionService.updateConversationUi();
- if (acceptedAutomatically) {
- mXmppConnectionService.getNotificationService().push(message);
- }
+ Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
+ intent.setData(Uri.fromFile(file));
+ mXmppConnectionService.sendBroadcast(intent);
+ message.setTransferable(null);
+ mHttpConnectionManager.finishConnection(this);
+ if (message.getEncryption() == Message.ENCRYPTION_PGP) {
+ message.getConversation().getAccount().getPgpDecryptionService().add(message);
+ }
+ mXmppConnectionService.updateConversationUi();
+ if (acceptedAutomatically) {
+ mXmppConnectionService.getNotificationService().push(message);
+ }
}
private void changeStatus(int status) {
@@ -126,6 +146,17 @@ public class HttpDownloadConnection implements Transferable {
mXmppConnectionService.updateConversationUi();
}
+ private void showToastForException(Exception e) {
+ e.printStackTrace();
+ if (e instanceof java.net.UnknownHostException) {
+ mXmppConnectionService.showErrorToastInUi(R.string.download_failed_server_not_found);
+ } else if (e instanceof java.net.ConnectException) {
+ mXmppConnectionService.showErrorToastInUi(R.string.download_failed_could_not_connect);
+ } else if (!(e instanceof CancellationException)) {
+ mXmppConnectionService.showErrorToastInUi(R.string.download_failed_file_not_found);
+ }
+ }
+
private class FileSizeChecker implements Runnable {
private boolean interactive = false;
@@ -147,7 +178,7 @@ public class HttpDownloadConnection implements Transferable {
} catch (IOException e) {
Logging.d(Config.LOGTAG, "io exception in http file size checker: " + e.getMessage());
if (interactive) {
- mXmppConnectionService.showErrorToastInUi(R.string.file_not_found_on_remote_host);
+ showToastForException(e);
}
cancel();
return;
@@ -164,31 +195,38 @@ public class HttpDownloadConnection implements Transferable {
}
private long retrieveFileSize() throws IOException {
- Logging.d(Config.LOGTAG,"retrieve file size. interactive:"+String.valueOf(interactive));
- changeStatus(STATUS_CHECKING);
- HttpURLConnection connection = (HttpURLConnection) mUrl.openConnection();
- connection.setRequestMethod("HEAD");
- if (connection instanceof HttpsURLConnection) {
- mHttpConnectionManager.setupTrustManager((HttpsURLConnection) connection, interactive);
- }
- connection.connect();
- String contentLength = connection.getHeaderField("Content-Length");
- if (contentLength == null) {
- return -1;
- }
- try {
- return Long.parseLong(contentLength, 10);
- } catch (NumberFormatException e) {
- return -1;
- }
+ try {
+ Logging.d(Config.LOGTAG, "retrieve file size. interactive:" + String.valueOf(interactive));
+ changeStatus(STATUS_CHECKING);
+ HttpURLConnection connection = (HttpURLConnection) mUrl.openConnection();
+ connection.setRequestMethod("HEAD");
+ Logging.d(Config.LOGTAG, "url: "+connection.getURL().toString());
+ Logging.d(Config.LOGTAG, "connection: "+connection.toString());
+ connection.setRequestProperty("User-Agent", ConversationsPlusApplication.getNameAndVersion());
+ if (connection instanceof HttpsURLConnection) {
+ mHttpConnectionManager.setupTrustManager((HttpsURLConnection) connection, interactive);
+ }
+ connection.connect();
+ String contentLength = connection.getHeaderField("Content-Length");
+ connection.disconnect();
+ if (contentLength == null) {
+ return -1;
+ }
+ return Long.parseLong(contentLength, 10);
+ } catch (IOException e) {
+ return -1;
+ } catch (NumberFormatException e) {
+ return -1;
+ }
}
-
}
private class FileDownloader implements Runnable {
private boolean interactive = false;
+ private OutputStream os;
+
public FileDownloader(boolean interactive) {
this.interactive = interactive;
}
@@ -202,37 +240,69 @@ public class HttpDownloadConnection implements Transferable {
finish();
} catch (SSLHandshakeException e) {
changeStatus(STATUS_OFFER);
- } catch (IOException e) {
- mXmppConnectionService.showErrorToastInUi(R.string.file_not_found_on_remote_host);
- cancel();
+ } catch (Exception e) {
+ if (interactive) {
+ showToastForException(e);
+ }
+ cancel();
}
}
private void download() throws SSLHandshakeException, IOException {
- HttpURLConnection connection = (HttpURLConnection) mUrl.openConnection();
- if (connection instanceof HttpsURLConnection) {
- mHttpConnectionManager.setupTrustManager((HttpsURLConnection) connection, interactive);
- }
- connection.connect();
- BufferedInputStream is = new BufferedInputStream(connection.getInputStream());
- file.getParentFile().mkdirs();
- file.createNewFile();
- OutputStream os = file.createOutputStream();
- if (os == null) {
- throw new IOException();
- }
- long transmitted = 0;
- long expected = file.getExpectedSize();
- int count = -1;
- byte[] buffer = new byte[1024];
- while ((count = is.read(buffer)) != -1) {
- transmitted += count;
- os.write(buffer, 0, count);
- updateProgress((int) ((((double) transmitted) / expected) * 100));
- }
- os.flush();
- os.close();
- is.close();
+ InputStream is = null;
+ PowerManager.WakeLock wakeLock = mHttpConnectionManager.createWakeLock("http_download_"+message.getUuid());
+ try {
+ wakeLock.acquire();
+ HttpURLConnection connection = (HttpURLConnection) mUrl.openConnection();
+ if (connection instanceof HttpsURLConnection) {
+ mHttpConnectionManager.setupTrustManager((HttpsURLConnection) connection, interactive);
+ }
+ connection.setRequestProperty("User-Agent", ConversationsPlusApplication.getNameAndVersion());
+ final boolean tryResume = file.exists() && file.getKey() == null;
+ if (tryResume) {
+ Logging.d(Config.LOGTAG, "http download trying resume");
+ long size = file.getSize();
+ connection.setRequestProperty("Range", "bytes="+size+"-");
+ }
+ connection.connect();
+ is = new BufferedInputStream(connection.getInputStream());
+ boolean serverResumed = "bytes".equals(connection.getHeaderField("Accept-Ranges"));
+ long transmitted = 0;
+ long expected = file.getExpectedSize();
+ if (tryResume && serverResumed) {
+ Logging.d(Config.LOGTAG, "server resumed");
+ transmitted = file.getSize();
+ updateProgress((int) ((((double) transmitted) / expected) * 100));
+ os = AbstractConnectionManager.createAppendedOutputStream(file);
+ } else {
+ file.getParentFile().mkdirs();
+ file.createNewFile();
+ os = AbstractConnectionManager.createOutputStream(file, true);
+ }
+ int count = -1;
+ byte[] buffer = new byte[1024];
+ while ((count = is.read(buffer)) != -1) {
+ transmitted += count;
+ os.write(buffer, 0, count);
+ updateProgress((int) ((((double) transmitted) / expected) * 100));
+ if (canceled) {
+ throw new CancellationException();
+ }
+ }
+ } catch (CancellationException | IOException e) {
+ throw e;
+ } finally {
+ if (os != null) {
+ try {
+ os.flush();
+ } catch (final IOException ignored) {
+
+ }
+ }
+ StreamUtil.close(os);
+ StreamUtil.close(is);
+ wakeLock.release();
+ }
}
private void updateImageBounds() {
@@ -240,15 +310,11 @@ public class HttpDownloadConnection implements Transferable {
MessageUtil.updateFileParams(message, mUrl);
mXmppConnectionService.updateMessage(message);
}
-
}
public void updateProgress(int i) {
- this.mProgress = i;
- if (SystemClock.elapsedRealtime() - this.mLastGuiRefresh > Config.PROGRESS_UI_UPDATE_INTERVAL) {
- this.mLastGuiRefresh = SystemClock.elapsedRealtime();
- mXmppConnectionService.updateConversationUi();
- }
+ this.mProgress = i;
+ mXmppConnectionService.updateConversationUi();
}
@Override