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Code Issues Releases Wiki Activity

added share button to account details

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This commit is contained in:
Daniel Gultsch 2016-11-22 22:31:46 +01:00
parent d2268c6a6f
commit 07fe434cc7
7 changed files with 288 additions and 25 deletions
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5
src/main/AndroidManifest.xml
View File

@ -204,6 +204,11 @@
android:name="android.support.FILE_PROVIDER_PATHS"
android:resource="@xml/file_paths" />
</provider>
<provider
android:authorities="eu.siacs.conversations.barcodes"
android:name=".services.BarcodeProvider"
android:exported="false"
android:grantUriPermissions="true"/>
</application>

226
src/main/java/eu/siacs/conversations/services/BarcodeProvider.java Normal file
View File

@ -0,0 +1,226 @@
package eu.siacs.conversations.services;
import android.annotation.TargetApi;
import android.content.ComponentName;
import android.content.ContentProvider;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.content.ServiceConnection;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.Color;
import android.net.Uri;
import android.os.Build;
import android.os.CancellationSignal;
import android.os.IBinder;
import android.os.ParcelFileDescriptor;
import android.support.annotation.Nullable;
import android.util.Log;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.EncodeHintType;
import com.google.zxing.aztec.AztecWriter;
import com.google.zxing.common.BitMatrix;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Hashtable;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.utils.CryptoHelper;
import eu.siacs.conversations.xmpp.jid.InvalidJidException;
import eu.siacs.conversations.xmpp.jid.Jid;
public class BarcodeProvider extends ContentProvider implements ServiceConnection {
private static final String AUTHORITY = "eu.siacs.conversations.barcodes";
private final Object lock = new Object();
private XmppConnectionService mXmppConnectionService;
@Override
public boolean onCreate() {
File barcodeDirectory = new File(getContext().getCacheDir().getAbsolutePath() + "/barcodes/");
if (barcodeDirectory.exists() && barcodeDirectory.isDirectory()) {
for (File file : barcodeDirectory.listFiles()) {
if (file.isFile() && !file.isHidden()) {
Log.d(Config.LOGTAG, "deleting old barcode file " + file.getAbsolutePath());
file.delete();
}
}
}
return true;
}
@Nullable
@Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder) {
return null;
}
@Nullable
@Override
public String getType(Uri uri) {
return "image/png";
}
@Nullable
@Override
public Uri insert(Uri uri, ContentValues values) {
return null;
}
@Override
public int delete(Uri uri, String selection, String[] selectionArgs) {
return 0;
}
@Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
return 0;
}
@Override
public ParcelFileDescriptor openFile(Uri uri, String mode) throws FileNotFoundException {
return openFile(uri, mode, null);
}
@Override
public ParcelFileDescriptor openFile(Uri uri, String mode, CancellationSignal signal) throws FileNotFoundException {
Log.d(Config.LOGTAG, "opening file with uri (normal): " + uri.toString());
String path = uri.getPath();
if (path != null && path.endsWith(".png") && path.length() >= 5) {
String jid = path.substring(1).substring(0, path.length() - 4);
Log.d(Config.LOGTAG, "account:" + jid);
if (connectAndWait()) {
Log.d(Config.LOGTAG, "connected to background service");
try {
Account account = mXmppConnectionService.findAccountByJid(Jid.fromString(jid));
if (account != null) {
String shareableUri = account.getShareableUri();
String hash = CryptoHelper.getFingerprint(shareableUri);
File file = new File(getContext().getCacheDir().getAbsolutePath() + "/barcodes/" + hash);
if (!file.exists()) {
file.getParentFile().mkdirs();
file.createNewFile();
Bitmap bitmap = createAztecBitmap(account.getShareableUri(), 1024);
OutputStream outputStream = new FileOutputStream(file);
bitmap.compress(Bitmap.CompressFormat.PNG, 100, outputStream);
outputStream.close();
outputStream.flush();
}
return ParcelFileDescriptor.open(file,ParcelFileDescriptor.MODE_READ_ONLY);
}
} catch (Exception e) {
throw new FileNotFoundException();
}
}
}
throw new FileNotFoundException();
}
private boolean connectAndWait() {
Intent intent = new Intent(getContext(), XmppConnectionService.class);
intent.setAction("contact_chooser");
Context context = getContext();
if (context != null) {
context.startService(intent);
context.bindService(intent, this, Context.BIND_AUTO_CREATE);
try {
waitForService();
Log.d(Config.LOGTAG, "service initialized");
return true;
} catch (InterruptedException e) {
return false;
}
} else {
Log.d(Config.LOGTAG, "context was null");
return false;
}
}
@Override
public void onServiceConnected(ComponentName name, IBinder service) {
XmppConnectionService.XmppConnectionBinder binder = (XmppConnectionService.XmppConnectionBinder) service;
mXmppConnectionService = binder.getService();
synchronized (this.lock) {
lock.notifyAll();
}
}
@Override
public void onServiceDisconnected(ComponentName name) {
mXmppConnectionService = null;
}
private void waitForService() throws InterruptedException {
if (mXmppConnectionService == null) {
synchronized (this.lock) {
lock.wait();
}
}
}
public static Uri getUriForAccount(Account account) {
return Uri.parse("content://" + AUTHORITY + "/" + account.getJid().toBareJid() + ".png");
}
public static Bitmap createAztecBitmap(String input, int size) {
try {
final AztecWriter AZTEC_WRITER = new AztecWriter();
final Hashtable<EncodeHintType, Object> hints = new Hashtable<>();
hints.put(EncodeHintType.ERROR_CORRECTION, 10);
final BitMatrix result = AZTEC_WRITER.encode(input, BarcodeFormat.AZTEC, size, size, hints);
final int width = result.getWidth();
final int height = result.getHeight();
final int[] pixels = new int[width * height];
for (int y = 0; y < height; y++) {
final int offset = y * width;
for (int x = 0; x < width; x++) {
pixels[offset + x] = result.get(x, y) ? Color.BLACK : Color.TRANSPARENT;
}
}
final Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
bitmap.setPixels(pixels, 0, width, 0, 0, width, height);
return bitmap;
} catch (final Exception e) {
return null;
}
}
static class TransferThread extends Thread {
InputStream in;
OutputStream out;
TransferThread(InputStream in, OutputStream out) {
this.in = in;
this.out = out;
}
@Override
public void run() {
byte[] buf = new byte[1024];
int len;
try {
while ((len = in.read(buf)) >= 0) {
out.write(buf, 0, len);
}
in.close();
out.flush();
out.close();
} catch (IOException e) {
Log.e(Config.LOGTAG, "Exception transferring file", e);
}
}
}
}

31
src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
View File

@ -46,6 +46,7 @@ import eu.siacs.conversations.R;
import eu.siacs.conversations.crypto.axolotl.AxolotlService;
import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.services.BarcodeProvider;
import eu.siacs.conversations.services.XmppConnectionService.OnCaptchaRequested;
import eu.siacs.conversations.services.XmppConnectionService;
import eu.siacs.conversations.services.XmppConnectionService.OnAccountUpdate;
@ -703,6 +704,15 @@ public class EditAccountActivity extends OmemoActivity implements OnAccountUpdat
case R.id.action_server_info_show_more:
changeMoreTableVisibility(!item.isChecked());
break;
case R.id.action_share_barcode:
shareBarcode();
break;
case R.id.action_share_http:
shareLink(true);
break;
case R.id.action_share_uri:
shareLink(false);
break;
case R.id.action_change_password_on_server:
gotoChangePassword(null);
break;
@ -722,6 +732,27 @@ public class EditAccountActivity extends OmemoActivity implements OnAccountUpdat
return super.onOptionsItemSelected(item);
}
private void shareLink(boolean http) {
Intent intent = new Intent(Intent.ACTION_SEND);
intent.setType("text/plain");
String text;
if (http) {
text = "https://conversations.im/i/"+mAccount.getJid().toBareJid().toString();
} else {
text = mAccount.getShareableUri();
}
intent.putExtra(Intent.EXTRA_TEXT,text);
startActivity(Intent.createChooser(intent, getText(R.string.share_with)));
}
private void shareBarcode() {
Intent intent = new Intent(Intent.ACTION_SEND);
intent.putExtra(Intent.EXTRA_STREAM,BarcodeProvider.getUriForAccount(mAccount));
intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
intent.setType("image/png");
startActivity(Intent.createChooser(intent, getText(R.string.share_with)));
}
private void changeMoreTableVisibility(boolean visible) {
mMoreTable.setVisibility(visible ? View.VISIBLE : View.GONE);
}

26
src/main/java/eu/siacs/conversations/ui/XmppActivity.java
View File

@ -78,6 +78,7 @@ import eu.siacs.conversations.entities.Message;
import eu.siacs.conversations.entities.MucOptions;
import eu.siacs.conversations.entities.Presences;
import eu.siacs.conversations.services.AvatarService;
import eu.siacs.conversations.services.BarcodeProvider;
import eu.siacs.conversations.services.XmppConnectionService;
import eu.siacs.conversations.services.XmppConnectionService.XmppConnectionBinder;
import eu.siacs.conversations.utils.CryptoHelper;
@ -1058,7 +1059,7 @@ public abstract class XmppActivity extends Activity {
Point size = new Point();
getWindowManager().getDefaultDisplay().getSize(size);
final int width = (size.x < size.y ? size.x : size.y);
Bitmap bitmap = createQrCodeBitmap(uri, width);
Bitmap bitmap = BarcodeProvider.createAztecBitmap(uri, width);
ImageView view = new ImageView(this);
view.setBackgroundColor(Color.WHITE);
view.setImageBitmap(bitmap);
@ -1068,29 +1069,6 @@ public abstract class XmppActivity extends Activity {
}
}
protected Bitmap createQrCodeBitmap(String input, int size) {
try {
final AztecWriter AZTEC_WRITER = new AztecWriter();
final Hashtable<EncodeHintType, Object> hints = new Hashtable<>();
hints.put(EncodeHintType.ERROR_CORRECTION, 10);
final BitMatrix result = AZTEC_WRITER.encode(input, BarcodeFormat.AZTEC, size, size, hints);
final int width = result.getWidth();
final int height = result.getHeight();
final int[] pixels = new int[width * height];
for (int y = 0; y < height; y++) {
final int offset = y * width;
for (int x = 0; x < width; x++) {
pixels[offset + x] = result.get(x, y) ? Color.BLACK : Color.TRANSPARENT;
}
}
final Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
bitmap.setPixels(pixels, 0, width, 0, 0, width, height);
return bitmap;
} catch (final Exception e) {
return null;
}
}
protected Account extractAccount(Intent intent) {
String jid = intent != null ? intent.getStringExtra(EXTRA_ACCOUNT) : null;
try {

6
src/main/java/eu/siacs/conversations/utils/CryptoHelper.java
View File

@ -206,9 +206,13 @@ public final class CryptoHelper {
}
public static String getAccountFingerprint(Account account) {
return getFingerprint(account.getJid().toBareJid().toString());
}
public static String getFingerprint(String value) {
try {
MessageDigest md = MessageDigest.getInstance("SHA-256");
return bytesToHex(md.digest(account.getJid().toBareJid().toString().getBytes("UTF-8")));
return bytesToHex(md.digest(value.getBytes("UTF-8")));
} catch (Exception e) {
return "";
}

16
src/main/res/menu/editaccount.xml
View File

@ -1,5 +1,21 @@
<menu xmlns:android="http://schemas.android.com/apk/res/android">
<item android:id="@+id/action_share"
android:title="@string/share_uri_with"
android:icon="?attr/icon_share"
android:showAsAction="always">
<menu>
<item
android:id="@+id/action_share_barcode"
android:title="@string/share_as_barcode"/>
<item
android:id="@+id/action_share_uri"
android:title="@string/share_as_uri"/>
<item android:id="@+id/action_share_http"
android:title="@string/share_as_http"/>
</menu>
</item>
<item
android:id="@+id/action_change_presence"
android:showAsAction="always"

3
src/main/res/values/strings.xml
View File

@ -707,4 +707,7 @@
<string name="verified_fingerprints">Verified fingerprints</string>
<string name="use_camera_icon_to_scan_barcode">Use the camera to scan a contacts barcode</string>
<string name="please_wait_for_keys_to_be_fetched">Please wait for keys to be fetched</string>
<string name="share_as_barcode">Share as Barcode</string>
<string name="share_as_uri">Share as XMPP URI</string>
<string name="share_as_http">Share as HTTP link</string>
</resources>