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package de.pixart.messenger.ui;
import android.Manifest;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import androidx.core.content.ContextCompat;
import androidx.appcompat.app.AppCompatActivity;
import android.widget.Toast;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import de.pixart.messenger.R;
import de.pixart.messenger.persistance.DatabaseBackend;
import de.pixart.messenger.utils.SignupUtils;
import de.pixart.messenger.utils.XmppUri;
import rocks.xmpp.addr.Jid;
public class UriHandlerActivity extends AppCompatActivity {
public static final String ACTION_SCAN_QR_CODE = "scan_qr_code";
private static final int REQUEST_SCAN_QR_CODE = 0x1234;
private static final int REQUEST_CAMERA_PERMISSIONS_TO_SCAN = 0x6789;
private boolean handled = false;
public static void scan(Activity activity) {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(activity, Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED) {
Intent intent = new Intent(activity, UriHandlerActivity.class);
intent.setAction(UriHandlerActivity.ACTION_SCAN_QR_CODE);
intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
activity.startActivity(intent);
} else {
activity.requestPermissions(new String[]{Manifest.permission.CAMERA}, REQUEST_CAMERA_PERMISSIONS_TO_SCAN);
}
}
public static void onRequestPermissionResult(Activity activity, int requestCode, int[] grantResults) {
if (requestCode != REQUEST_CAMERA_PERMISSIONS_TO_SCAN) {
return;
}
if (grantResults.length > 0) {
if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
scan(activity);
} else {
Toast.makeText(activity, R.string.qr_code_scanner_needs_access_to_camera, Toast.LENGTH_SHORT).show();
}
}
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.handled = savedInstanceState != null && savedInstanceState.getBoolean("handled", false);
getLayoutInflater().inflate(R.layout.toolbar, findViewById(android.R.id.content));
setSupportActionBar(findViewById(R.id.toolbar));
}
@Override
public void onStart() {
super.onStart();
handleIntent(getIntent());
}
@Override
public void onSaveInstanceState(Bundle savedInstanceState) {
savedInstanceState.putBoolean("handled", this.handled);
super.onSaveInstanceState(savedInstanceState);
}
@Override
public void onNewIntent(Intent intent) {
handleIntent(intent);
}
private void handleUri(Uri uri) {
handleUri(uri, false);
}
private void handleUri(Uri uri, final boolean scanned) {
final Intent intent;
final XmppUri xmppUri = new XmppUri(uri);
final List<Jid> accounts = DatabaseBackend.getInstance(this).getAccountJids(true);
if (accounts.size() == 0) {
if (xmppUri.isJidValid()) {
intent = SignupUtils.getSignUpIntent(this);
intent.putExtra(StartConversationActivity.EXTRA_INVITE_URI, xmppUri.toString());
startActivity(intent);
} else {
Toast.makeText(this, R.string.invalid_jid, Toast.LENGTH_SHORT).show();
}
return;
}
if (xmppUri.isAction(XmppUri.ACTION_MESSAGE)) {
final Jid jid = xmppUri.getJid();
final String body = xmppUri.getBody();
if (jid != null) {
Class clazz;
try {
clazz = Class.forName("de.pixart.messenger.ui.ShareViaAccountActivity");
} catch (ClassNotFoundException e) {
clazz = null;
}
if (clazz != null) {
intent = new Intent(this, clazz);
intent.putExtra("contact", jid.toEscapedString());
intent.putExtra("body", body);
} else {
intent = new Intent(this, StartConversationActivity.class);
intent.setAction(Intent.ACTION_VIEW);
intent.setData(uri);
intent.putExtra("account", accounts.get(0).toEscapedString());
}
} else {
intent = new Intent(this, ShareWithActivity.class);
intent.setAction(Intent.ACTION_SEND);
intent.setType("text/plain");
intent.putExtra(Intent.EXTRA_TEXT, body);
}
} else if (accounts.contains(xmppUri.getJid())) {
intent = new Intent(getApplicationContext(), EditAccountActivity.class);
intent.setAction(Intent.ACTION_VIEW);
intent.putExtra("jid", xmppUri.getJid().asBareJid().toString());
intent.setData(uri);
intent.putExtra("scanned", scanned);
} else if (xmppUri.isJidValid()) {
intent = new Intent(getApplicationContext(), StartConversationActivity.class);
intent.setAction(Intent.ACTION_VIEW);
intent.setFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT);
intent.putExtra("scanned", scanned);
intent.setData(uri);
} else {
Toast.makeText(this, R.string.invalid_jid, Toast.LENGTH_SHORT).show();
return;
}
startActivity(intent);
}
private void handleIntent(Intent data) {
if (handled) {
return;
}
if (data == null || data.getAction() == null) {
finish();
return;
}
handled = true;
switch (data.getAction()) {
case Intent.ACTION_VIEW:
case Intent.ACTION_SENDTO:
handleUri(data.getData());
break;
case ACTION_SCAN_QR_CODE:
Intent intent = new Intent(this, ScanActivity.class);
startActivityForResult(intent, REQUEST_SCAN_QR_CODE);
return;
}
finish();
}
private static final Pattern VCARD_XMPP_PATTERN = Pattern.compile("\nIMPP([^:]*):(xmpp:.+)\n");
@Override
public void onActivityResult(int requestCode, int resultCode, Intent intent) {
super.onActivityResult(requestCode, requestCode, intent);
if (requestCode == REQUEST_SCAN_QR_CODE && resultCode == RESULT_OK) {
String result = intent.getStringExtra(ScanActivity.INTENT_EXTRA_RESULT);
if (result != null) {
if (result.startsWith("BEGIN:VCARD\n")) {
Matcher matcher = VCARD_XMPP_PATTERN.matcher(result);
if (matcher.find()) {
result = matcher.group(2);
}
}
Uri uri = Uri.parse(result);
handleUri(uri, true);
}
}
finish();
}
}
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