UriHandlerActivity.java

  1package eu.siacs.conversations.ui;
  2
  3import android.Manifest;
  4import android.app.Activity;
  5import android.content.pm.PackageManager;
  6import android.os.Bundle;
  7import android.support.v13.app.ActivityCompat;
  8import android.support.v4.content.ContextCompat;
  9import android.support.v7.app.AppCompatActivity;
 10import android.content.Intent;
 11import android.net.Uri;
 12import android.widget.Toast;
 13
 14import java.util.List;
 15
 16import eu.siacs.conversations.R;
 17import eu.siacs.conversations.persistance.DatabaseBackend;
 18import eu.siacs.conversations.utils.XmppUri;
 19import rocks.xmpp.addr.Jid;
 20
 21public class UriHandlerActivity extends AppCompatActivity {
 22
 23	public static final String ACTION_SCAN_QR_CODE = "scan_qr_code";
 24	private static final int REQUEST_SCAN_QR_CODE = 0x1234;
 25	private static final int REQUEST_CAMERA_PERMISSIONS_TO_SCAN = 0x6789;
 26
 27	private boolean handled = false;
 28
 29	public static void scan(Activity activity) {
 30		if (ContextCompat.checkSelfPermission(activity, Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED) {
 31			Intent intent = new Intent(activity, UriHandlerActivity.class);
 32			intent.setAction(UriHandlerActivity.ACTION_SCAN_QR_CODE);
 33			intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
 34			activity.startActivity(intent);
 35		} else {
 36			ActivityCompat.requestPermissions(activity, new String[]{Manifest.permission.CAMERA}, REQUEST_CAMERA_PERMISSIONS_TO_SCAN);
 37		}
 38	}
 39
 40	public static void onRequestPermissionResult(Activity activity, int requestCode, int[] grantResults) {
 41		if (requestCode != REQUEST_CAMERA_PERMISSIONS_TO_SCAN) {
 42			return;
 43		}
 44		if (grantResults.length > 0) {
 45			if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
 46				scan(activity);
 47			} else {
 48				Toast.makeText(activity, R.string.qr_code_scanner_needs_access_to_camera, Toast.LENGTH_SHORT).show();
 49			}
 50		}
 51	}
 52
 53	@Override
 54	protected void onCreate(Bundle savedInstanceState) {
 55		super.onCreate(savedInstanceState);
 56		this.handled = savedInstanceState != null && savedInstanceState.getBoolean("handled", false);
 57		getLayoutInflater().inflate(R.layout.toolbar, findViewById(android.R.id.content));
 58		setSupportActionBar(findViewById(R.id.toolbar));
 59	}
 60
 61	@Override
 62	public void onStart() {
 63		super.onStart();
 64		handleIntent(getIntent());
 65	}
 66
 67	@Override
 68	public void onSaveInstanceState(Bundle savedInstanceState) {
 69		savedInstanceState.putBoolean("handled", this.handled);
 70		super.onSaveInstanceState(savedInstanceState);
 71	}
 72
 73	@Override
 74	public void onNewIntent(Intent intent) {
 75		handleIntent(intent);
 76	}
 77
 78	private void handleUri(Uri uri) {
 79		handleUri(uri, false);
 80	}
 81
 82	private void handleUri(Uri uri, final boolean scanned) {
 83		final Intent intent;
 84		final XmppUri xmppUri = new XmppUri(uri);
 85		final List<Jid> accounts = DatabaseBackend.getInstance(this).getAccountJids(); //TODO only look at enabled accounts
 86
 87		if (accounts.size() == 0) {
 88			intent = new Intent(getApplicationContext(), WelcomeActivity.class);
 89			WelcomeActivity.addInviteUri(intent, xmppUri);
 90			startActivity(intent);
 91			return;
 92		}
 93
 94		if (xmppUri.isAction(XmppUri.ACTION_MESSAGE)) {
 95			final Jid jid = xmppUri.getJid();
 96			final String body = xmppUri.getBody();
 97
 98			if (jid != null) {
 99				intent = new Intent(getApplicationContext(), ShareViaAccountActivity.class);
100				intent.putExtra(ShareViaAccountActivity.EXTRA_CONTACT, jid.toString());
101				intent.putExtra(ShareViaAccountActivity.EXTRA_BODY, body);
102			} else {
103				intent = new Intent(getApplicationContext(), ShareWithActivity.class);
104				intent.setAction(Intent.ACTION_SEND);
105				intent.setType("text/plain");
106				intent.putExtra(Intent.EXTRA_TEXT, body);
107			}
108		} else if (accounts.contains(xmppUri.getJid())) {
109			intent = new Intent(getApplicationContext(), EditAccountActivity.class);
110			intent.setAction(Intent.ACTION_VIEW);
111			intent.putExtra("jid", xmppUri.getJid().asBareJid().toString());
112			intent.setData(uri);
113			intent.putExtra("scanned", scanned);
114		} else if (xmppUri.isJidValid()) {
115			intent = new Intent(getApplicationContext(), StartConversationActivity.class);
116			intent.setAction(Intent.ACTION_VIEW);
117			intent.setFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT);
118			intent.putExtra("scanned", scanned);
119			intent.setData(uri);
120		} else {
121			Toast.makeText(this, R.string.invalid_jid, Toast.LENGTH_SHORT).show();
122			return;
123		}
124
125		startActivity(intent);
126	}
127
128	private void handleIntent(Intent data) {
129		if (handled) {
130			return;
131		}
132		if (data == null || data.getAction() == null) {
133			finish();
134			return;
135		}
136
137		handled = true;
138
139		switch (data.getAction()) {
140			case Intent.ACTION_VIEW:
141			case Intent.ACTION_SENDTO:
142				handleUri(data.getData());
143				break;
144			case ACTION_SCAN_QR_CODE:
145				Intent intent = new Intent(this, ScanActivity.class);
146				startActivityForResult(intent, REQUEST_SCAN_QR_CODE);
147				return;
148		}
149
150		finish();
151	}
152
153	@Override
154	public void onActivityResult(int requestCode, int resultCode, Intent intent) {
155		super.onActivityResult(requestCode, requestCode, intent);
156		if (requestCode == REQUEST_SCAN_QR_CODE && resultCode == RESULT_OK) {
157			String result = intent.getStringExtra(ScanActivity.INTENT_EXTRA_RESULT);
158			if (result != null) {
159				Uri uri = Uri.parse(result);
160				handleUri(uri, true);
161			}
162		}
163		finish();
164	}
165}