fixe scan in OmemoActivities

Daniel Gultsch created

Change summary

src/main/java/eu/siacs/conversations/ui/OmemoActivity.java     | 436 ++-
src/main/java/eu/siacs/conversations/ui/ScanActivity.java      |  29 
src/main/java/eu/siacs/conversations/ui/TrustKeysActivity.java |   1 
3 files changed, 250 insertions(+), 216 deletions(-)

Detailed changes

src/main/java/eu/siacs/conversations/ui/OmemoActivity.java 🔗

@@ -1,6 +1,7 @@
 package eu.siacs.conversations.ui;
 
 import android.databinding.DataBindingUtil;
+import android.net.Uri;
 import android.support.v7.app.AlertDialog;
 import android.content.Intent;
 import android.os.Bundle;
@@ -28,219 +29,224 @@ import eu.siacs.conversations.utils.XmppUri;
 
 public abstract class OmemoActivity extends XmppActivity {
 
-    private Account mSelectedAccount;
-    private String mSelectedFingerprint;
-
-    protected XmppUri mPendingFingerprintVerificationUri = null;
-
-    @Override
-    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
-        super.onCreateContextMenu(menu,v,menuInfo);
-        Object account = v.getTag(R.id.TAG_ACCOUNT);
-        Object fingerprint = v.getTag(R.id.TAG_FINGERPRINT);
-        Object fingerprintStatus = v.getTag(R.id.TAG_FINGERPRINT_STATUS);
-        if (account != null
-                && fingerprint != null
-                && account instanceof Account
-                && fingerprintStatus != null
-                && fingerprint instanceof String
-                && fingerprintStatus instanceof FingerprintStatus) {
-            getMenuInflater().inflate(R.menu.omemo_key_context, menu);
-            MenuItem distrust = menu.findItem(R.id.distrust_key);
-            MenuItem verifyScan = menu.findItem(R.id.verify_scan);
-            if (this instanceof TrustKeysActivity) {
-                distrust.setVisible(false);
-                verifyScan.setVisible(false);
-            } else {
-                FingerprintStatus status = (FingerprintStatus) fingerprintStatus;
-                if (!status.isActive() || status.isVerified()) {
-                    verifyScan.setVisible(false);
-                }
-                distrust.setVisible(status.isVerified() || (!status.isActive() && status.isTrusted()));
-            }
-            this.mSelectedAccount = (Account) account;
-            this.mSelectedFingerprint = (String) fingerprint;
-        }
-    }
-
-    @Override
-    public boolean onContextItemSelected(MenuItem item) {
-        switch (item.getItemId()) {
-            case R.id.distrust_key:
-                showPurgeKeyDialog(mSelectedAccount,mSelectedFingerprint);
-                break;
-            case R.id.copy_omemo_key:
-                copyOmemoFingerprint(mSelectedFingerprint);
-                break;
-            case R.id.verify_scan:
-                //new IntentIntegrator(this).initiateScan(Arrays.asList("AZTEC","QR_CODE"));
-                break;
-        }
-        return true;
-    }
-
-    @Override
-    public void onActivityResult(int requestCode, int resultCode, Intent intent) {
-        /*IntentResult scanResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
-        if (scanResult != null && scanResult.getFormatName() != null) {
-            String data = scanResult.getContents();
-            XmppUri uri = new XmppUri(data);
-            if (xmppConnectionServiceBound) {
-                processFingerprintVerification(uri);
-            } else {
-                this.mPendingFingerprintVerificationUri =uri;
-            }
-        }*/
-    }
-
-    protected abstract void processFingerprintVerification(XmppUri uri);
-
-    protected void copyOmemoFingerprint(String fingerprint) {
-        if (copyTextToClipboard(CryptoHelper.prettifyFingerprint(fingerprint.substring(2)), R.string.omemo_fingerprint)) {
-            Toast.makeText(
-                    this,
-                    R.string.toast_message_omemo_fingerprint,
-                    Toast.LENGTH_SHORT).show();
-        }
-    }
-
-    protected void addFingerprintRow(LinearLayout keys, final XmppAxolotlSession session, boolean highlight) {
-        final Account account = session.getAccount();
-        final String fingerprint = session.getFingerprint();
-        addFingerprintRowWithListeners(keys,
-                session.getAccount(),
-                fingerprint,
-                highlight,
-                session.getTrust(),
-                true,
-                true,
-                (buttonView, isChecked) -> account.getAxolotlService().setFingerprintTrust(fingerprint, FingerprintStatus.createActive(isChecked)));
-    }
-
-    protected void addFingerprintRowWithListeners(LinearLayout keys, final Account account,
-                                                     final String fingerprint,
-                                                     boolean highlight,
-                                                     FingerprintStatus status,
-                                                     boolean showTag,
-                                                     boolean undecidedNeedEnablement,
-                                                     CompoundButton.OnCheckedChangeListener
-                                                             onCheckedChangeListener) {
-        ContactKeyBinding binding = DataBindingUtil.inflate(getLayoutInflater(),R.layout.contact_key,keys,true);
-        if (Config.X509_VERIFICATION && status.getTrust() == FingerprintStatus.Trust.VERIFIED_X509) {
-            binding.key.setOnClickListener(v -> showX509Certificate(account,fingerprint));
-            binding.keyType.setOnClickListener(v -> showX509Certificate(account,fingerprint));
-        }
-        binding.tglTrust.setVisibility(View.VISIBLE);
-        registerForContextMenu(binding.getRoot());
-        binding.getRoot().setTag(R.id.TAG_ACCOUNT,account);
-        binding.getRoot().setTag(R.id.TAG_FINGERPRINT,fingerprint);
-        binding.getRoot().setTag(R.id.TAG_FINGERPRINT_STATUS,status);
-        boolean x509 = Config.X509_VERIFICATION && status.getTrust() == FingerprintStatus.Trust.VERIFIED_X509;
-        final View.OnClickListener toast;
-        binding.tglTrust.setChecked(status.isTrusted());
-
-        if (status.isActive()){
-            binding.key.setTextColor(getPrimaryTextColor());
-            binding.keyType.setTextColor(getSecondaryTextColor());
-            if (status.isVerified()) {
-                binding.verifiedFingerprint.setVisibility(View.VISIBLE);
-                binding.verifiedFingerprint.setAlpha(1.0f);
-                binding.tglTrust.setVisibility(View.GONE);
-                binding.verifiedFingerprint.setOnClickListener(v -> replaceToast(getString(R.string.this_device_has_been_verified), false));
-                toast = null;
-            } else {
-                binding.verifiedFingerprint.setVisibility(View.GONE);
-                binding.tglTrust.setVisibility(View.VISIBLE);
-                binding.tglTrust.setOnCheckedChangeListener(onCheckedChangeListener);
-                if (status.getTrust() == FingerprintStatus.Trust.UNDECIDED && undecidedNeedEnablement) {
-                    binding.buttonEnableDevice.setVisibility(View.VISIBLE);
-                    binding.buttonEnableDevice.setOnClickListener(v -> {
-                        account.getAxolotlService().setFingerprintTrust(fingerprint,FingerprintStatus.createActive(false));
-                        binding.buttonEnableDevice.setVisibility(View.GONE);
-                        binding.tglTrust.setVisibility(View.VISIBLE);
-                    });
-                    binding.tglTrust.setVisibility(View.GONE);
-                } else {
-                    binding.tglTrust.setOnClickListener(null);
-                    binding.tglTrust.setEnabled(true);
-                }
-                toast = v -> hideToast();
-            }
-        } else {
-            binding.key.setTextColor(getTertiaryTextColor());
-            binding.keyType.setTextColor(getTertiaryTextColor());
-            toast = v -> replaceToast(getString(R.string.this_device_is_no_longer_in_use), false);
-            if (status.isVerified()) {
-                binding.tglTrust.setVisibility(View.GONE);
-                binding.verifiedFingerprint.setVisibility(View.VISIBLE);
-                binding.verifiedFingerprint.setAlpha(0.4368f);
-                binding.verifiedFingerprint.setOnClickListener(toast);
-            } else {
-                binding.tglTrust.setVisibility(View.VISIBLE);
-                binding.verifiedFingerprint.setVisibility(View.GONE);
-                binding.tglTrust.setEnabled(false);
-            }
-        }
-
-        binding.getRoot().setOnClickListener(toast);
-        binding.key.setOnClickListener(toast);
-        binding.keyType.setOnClickListener(toast);
-        if (showTag) {
-            binding.keyType.setText(getString(x509 ? R.string.omemo_fingerprint_x509 : R.string.omemo_fingerprint));
-        } else {
-            binding.keyType.setVisibility(View.GONE);
-        }
-        if (highlight) {
-            binding.keyType.setTextColor(ContextCompat.getColor(this, R.color.accent));
-            binding.keyType.setText(getString(x509 ? R.string.omemo_fingerprint_x509_selected_message : R.string.omemo_fingerprint_selected_message));
-        } else {
-            binding.keyType.setText(getString(x509 ? R.string.omemo_fingerprint_x509 : R.string.omemo_fingerprint));
-        }
-
-        binding.key.setText(CryptoHelper.prettifyFingerprint(fingerprint.substring(2)));
-    }
-
-    public void showPurgeKeyDialog(final Account account, final String fingerprint) {
-        AlertDialog.Builder builder = new AlertDialog.Builder(this);
-        builder.setTitle(R.string.distrust_omemo_key);
-        builder.setMessage(R.string.distrust_omemo_key_text);
-        builder.setNegativeButton(getString(R.string.cancel), null);
-        builder.setPositiveButton(R.string.confirm,
-                (dialog, which) -> {
-                    account.getAxolotlService().distrustFingerprint(fingerprint);
-                    refreshUi();
-                });
-        builder.create().show();
-    }
-
-    private void showX509Certificate(Account account, String fingerprint) {
-        X509Certificate x509Certificate = account.getAxolotlService().getFingerprintCertificate(fingerprint);
-        if (x509Certificate != null) {
-            showCertificateInformationDialog(CryptoHelper.extractCertificateInformation(x509Certificate));
-        } else {
-            Toast.makeText(this,R.string.certificate_not_found, Toast.LENGTH_SHORT).show();
-        }
-    }
-
-    private void showCertificateInformationDialog(Bundle bundle) {
-        View view = getLayoutInflater().inflate(R.layout.certificate_information, null);
-        final String not_available = getString(R.string.certicate_info_not_available);
-        TextView subject_cn = (TextView) view.findViewById(R.id.subject_cn);
-        TextView subject_o = (TextView) view.findViewById(R.id.subject_o);
-        TextView issuer_cn = (TextView) view.findViewById(R.id.issuer_cn);
-        TextView issuer_o = (TextView) view.findViewById(R.id.issuer_o);
-        TextView sha1 = (TextView) view.findViewById(R.id.sha1);
-
-        subject_cn.setText(bundle.getString("subject_cn", not_available));
-        subject_o.setText(bundle.getString("subject_o", not_available));
-        issuer_cn.setText(bundle.getString("issuer_cn", not_available));
-        issuer_o.setText(bundle.getString("issuer_o", not_available));
-        sha1.setText(bundle.getString("sha1", not_available));
-
-        AlertDialog.Builder builder = new AlertDialog.Builder(this);
-        builder.setTitle(R.string.certificate_information);
-        builder.setView(view);
-        builder.setPositiveButton(R.string.ok, null);
-        builder.create().show();
-    }
+	private Account mSelectedAccount;
+	private String mSelectedFingerprint;
+
+	protected XmppUri mPendingFingerprintVerificationUri = null;
+
+	@Override
+	public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
+		super.onCreateContextMenu(menu, v, menuInfo);
+		Object account = v.getTag(R.id.TAG_ACCOUNT);
+		Object fingerprint = v.getTag(R.id.TAG_FINGERPRINT);
+		Object fingerprintStatus = v.getTag(R.id.TAG_FINGERPRINT_STATUS);
+		if (account != null
+				&& fingerprint != null
+				&& account instanceof Account
+				&& fingerprintStatus != null
+				&& fingerprint instanceof String
+				&& fingerprintStatus instanceof FingerprintStatus) {
+			getMenuInflater().inflate(R.menu.omemo_key_context, menu);
+			MenuItem distrust = menu.findItem(R.id.distrust_key);
+			MenuItem verifyScan = menu.findItem(R.id.verify_scan);
+			if (this instanceof TrustKeysActivity) {
+				distrust.setVisible(false);
+				verifyScan.setVisible(false);
+			} else {
+				FingerprintStatus status = (FingerprintStatus) fingerprintStatus;
+				if (!status.isActive() || status.isVerified()) {
+					verifyScan.setVisible(false);
+				}
+				distrust.setVisible(status.isVerified() || (!status.isActive() && status.isTrusted()));
+			}
+			this.mSelectedAccount = (Account) account;
+			this.mSelectedFingerprint = (String) fingerprint;
+		}
+	}
+
+	@Override
+	public boolean onContextItemSelected(MenuItem item) {
+		switch (item.getItemId()) {
+			case R.id.distrust_key:
+				showPurgeKeyDialog(mSelectedAccount, mSelectedFingerprint);
+				break;
+			case R.id.copy_omemo_key:
+				copyOmemoFingerprint(mSelectedFingerprint);
+				break;
+			case R.id.verify_scan:
+				ScanActivity.scan(this);
+				break;
+		}
+		return true;
+	}
+
+	@Override
+	public void onActivityResult(int requestCode, int resultCode, Intent intent) {
+		super.onActivityResult(requestCode, requestCode, intent);
+		if (requestCode == ScanActivity.REQUEST_SCAN_QR_CODE && resultCode == RESULT_OK) {
+			String result = intent.getStringExtra(ScanActivity.INTENT_EXTRA_RESULT);
+			XmppUri uri = new XmppUri(result == null ? "" : result);
+			if (xmppConnectionServiceBound) {
+				processFingerprintVerification(uri);
+			} else {
+				this.mPendingFingerprintVerificationUri = uri;
+			}
+		}
+	}
+
+	protected abstract void processFingerprintVerification(XmppUri uri);
+
+	protected void copyOmemoFingerprint(String fingerprint) {
+		if (copyTextToClipboard(CryptoHelper.prettifyFingerprint(fingerprint.substring(2)), R.string.omemo_fingerprint)) {
+			Toast.makeText(
+					this,
+					R.string.toast_message_omemo_fingerprint,
+					Toast.LENGTH_SHORT).show();
+		}
+	}
+
+	protected void addFingerprintRow(LinearLayout keys, final XmppAxolotlSession session, boolean highlight) {
+		final Account account = session.getAccount();
+		final String fingerprint = session.getFingerprint();
+		addFingerprintRowWithListeners(keys,
+				session.getAccount(),
+				fingerprint,
+				highlight,
+				session.getTrust(),
+				true,
+				true,
+				(buttonView, isChecked) -> account.getAxolotlService().setFingerprintTrust(fingerprint, FingerprintStatus.createActive(isChecked)));
+	}
+
+	protected void addFingerprintRowWithListeners(LinearLayout keys, final Account account,
+	                                              final String fingerprint,
+	                                              boolean highlight,
+	                                              FingerprintStatus status,
+	                                              boolean showTag,
+	                                              boolean undecidedNeedEnablement,
+	                                              CompoundButton.OnCheckedChangeListener
+			                                              onCheckedChangeListener) {
+		ContactKeyBinding binding = DataBindingUtil.inflate(getLayoutInflater(), R.layout.contact_key, keys, true);
+		if (Config.X509_VERIFICATION && status.getTrust() == FingerprintStatus.Trust.VERIFIED_X509) {
+			binding.key.setOnClickListener(v -> showX509Certificate(account, fingerprint));
+			binding.keyType.setOnClickListener(v -> showX509Certificate(account, fingerprint));
+		}
+		binding.tglTrust.setVisibility(View.VISIBLE);
+		registerForContextMenu(binding.getRoot());
+		binding.getRoot().setTag(R.id.TAG_ACCOUNT, account);
+		binding.getRoot().setTag(R.id.TAG_FINGERPRINT, fingerprint);
+		binding.getRoot().setTag(R.id.TAG_FINGERPRINT_STATUS, status);
+		boolean x509 = Config.X509_VERIFICATION && status.getTrust() == FingerprintStatus.Trust.VERIFIED_X509;
+		final View.OnClickListener toast;
+		binding.tglTrust.setChecked(status.isTrusted());
+
+		if (status.isActive()) {
+			binding.key.setTextColor(getPrimaryTextColor());
+			binding.keyType.setTextColor(getSecondaryTextColor());
+			if (status.isVerified()) {
+				binding.verifiedFingerprint.setVisibility(View.VISIBLE);
+				binding.verifiedFingerprint.setAlpha(1.0f);
+				binding.tglTrust.setVisibility(View.GONE);
+				binding.verifiedFingerprint.setOnClickListener(v -> replaceToast(getString(R.string.this_device_has_been_verified), false));
+				toast = null;
+			} else {
+				binding.verifiedFingerprint.setVisibility(View.GONE);
+				binding.tglTrust.setVisibility(View.VISIBLE);
+				binding.tglTrust.setOnCheckedChangeListener(onCheckedChangeListener);
+				if (status.getTrust() == FingerprintStatus.Trust.UNDECIDED && undecidedNeedEnablement) {
+					binding.buttonEnableDevice.setVisibility(View.VISIBLE);
+					binding.buttonEnableDevice.setOnClickListener(v -> {
+						account.getAxolotlService().setFingerprintTrust(fingerprint, FingerprintStatus.createActive(false));
+						binding.buttonEnableDevice.setVisibility(View.GONE);
+						binding.tglTrust.setVisibility(View.VISIBLE);
+					});
+					binding.tglTrust.setVisibility(View.GONE);
+				} else {
+					binding.tglTrust.setOnClickListener(null);
+					binding.tglTrust.setEnabled(true);
+				}
+				toast = v -> hideToast();
+			}
+		} else {
+			binding.key.setTextColor(getTertiaryTextColor());
+			binding.keyType.setTextColor(getTertiaryTextColor());
+			toast = v -> replaceToast(getString(R.string.this_device_is_no_longer_in_use), false);
+			if (status.isVerified()) {
+				binding.tglTrust.setVisibility(View.GONE);
+				binding.verifiedFingerprint.setVisibility(View.VISIBLE);
+				binding.verifiedFingerprint.setAlpha(0.4368f);
+				binding.verifiedFingerprint.setOnClickListener(toast);
+			} else {
+				binding.tglTrust.setVisibility(View.VISIBLE);
+				binding.verifiedFingerprint.setVisibility(View.GONE);
+				binding.tglTrust.setEnabled(false);
+			}
+		}
+
+		binding.getRoot().setOnClickListener(toast);
+		binding.key.setOnClickListener(toast);
+		binding.keyType.setOnClickListener(toast);
+		if (showTag) {
+			binding.keyType.setText(getString(x509 ? R.string.omemo_fingerprint_x509 : R.string.omemo_fingerprint));
+		} else {
+			binding.keyType.setVisibility(View.GONE);
+		}
+		if (highlight) {
+			binding.keyType.setTextColor(ContextCompat.getColor(this, R.color.accent));
+			binding.keyType.setText(getString(x509 ? R.string.omemo_fingerprint_x509_selected_message : R.string.omemo_fingerprint_selected_message));
+		} else {
+			binding.keyType.setText(getString(x509 ? R.string.omemo_fingerprint_x509 : R.string.omemo_fingerprint));
+		}
+
+		binding.key.setText(CryptoHelper.prettifyFingerprint(fingerprint.substring(2)));
+	}
+
+	public void showPurgeKeyDialog(final Account account, final String fingerprint) {
+		AlertDialog.Builder builder = new AlertDialog.Builder(this);
+		builder.setTitle(R.string.distrust_omemo_key);
+		builder.setMessage(R.string.distrust_omemo_key_text);
+		builder.setNegativeButton(getString(R.string.cancel), null);
+		builder.setPositiveButton(R.string.confirm,
+				(dialog, which) -> {
+					account.getAxolotlService().distrustFingerprint(fingerprint);
+					refreshUi();
+				});
+		builder.create().show();
+	}
+
+	private void showX509Certificate(Account account, String fingerprint) {
+		X509Certificate x509Certificate = account.getAxolotlService().getFingerprintCertificate(fingerprint);
+		if (x509Certificate != null) {
+			showCertificateInformationDialog(CryptoHelper.extractCertificateInformation(x509Certificate));
+		} else {
+			Toast.makeText(this, R.string.certificate_not_found, Toast.LENGTH_SHORT).show();
+		}
+	}
+
+	private void showCertificateInformationDialog(Bundle bundle) {
+		View view = getLayoutInflater().inflate(R.layout.certificate_information, null);
+		final String not_available = getString(R.string.certicate_info_not_available);
+		TextView subject_cn = (TextView) view.findViewById(R.id.subject_cn);
+		TextView subject_o = (TextView) view.findViewById(R.id.subject_o);
+		TextView issuer_cn = (TextView) view.findViewById(R.id.issuer_cn);
+		TextView issuer_o = (TextView) view.findViewById(R.id.issuer_o);
+		TextView sha1 = (TextView) view.findViewById(R.id.sha1);
+
+		subject_cn.setText(bundle.getString("subject_cn", not_available));
+		subject_o.setText(bundle.getString("subject_o", not_available));
+		issuer_cn.setText(bundle.getString("issuer_cn", not_available));
+		issuer_o.setText(bundle.getString("issuer_o", not_available));
+		sha1.setText(bundle.getString("sha1", not_available));
+
+		AlertDialog.Builder builder = new AlertDialog.Builder(this);
+		builder.setTitle(R.string.certificate_information);
+		builder.setView(view);
+		builder.setPositiveButton(R.string.ok, null);
+		builder.create().show();
+	}
+
+	@Override
+	public void onRequestPermissionsResult(int requestCode, String permissions[], int[] grantResults) {
+		ScanActivity.onRequestPermissionResult(this, requestCode, grantResults);
+	}
 }

src/main/java/eu/siacs/conversations/ui/ScanActivity.java 🔗

@@ -54,6 +54,7 @@ import android.view.TextureView;
 import android.view.TextureView.SurfaceTextureListener;
 import android.view.View;
 import android.view.WindowManager;
+import android.widget.Toast;
 
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
@@ -67,6 +68,9 @@ import eu.siacs.conversations.ui.widget.ScannerView;
 public final class ScanActivity extends Activity implements SurfaceTextureListener, ActivityCompat.OnRequestPermissionsResultCallback {
 	public static final String INTENT_EXTRA_RESULT = "result";
 
+	public static final int REQUEST_SCAN_QR_CODE = 0x0987;
+	private static final int REQUEST_CAMERA_PERMISSIONS_TO_SCAN = 0x6789;
+
 	private static final long VIBRATE_DURATION = 50L;
 	private static final long AUTO_FOCUS_INTERVAL_MS = 2500L;
 	private static boolean DISABLE_CONTINUOUS_AUTOFOCUS = Build.MODEL.equals("GT-I9100") // Galaxy S2
@@ -263,7 +267,30 @@ public final class ScanActivity extends Activity implements SurfaceTextureListen
 	}
 
 	private void postFinish() {
-		new Handler().postDelayed(() -> finish(), 50);
+		new Handler().postDelayed(this::finish, 50);
+	}
+
+	public static void scan(Activity activity) {
+		if (ContextCompat.checkSelfPermission(activity, Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED) {
+			Intent intent = new Intent(activity, ScanActivity.class);
+			activity.startActivityForResult(intent, REQUEST_SCAN_QR_CODE);
+		} else {
+			ActivityCompat.requestPermissions(activity, 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();
+			}
+		}
 	}
 
 	private final class AutoFocusRunnable implements Runnable {

src/main/java/eu/siacs/conversations/ui/TrustKeysActivity.java 🔗

@@ -133,6 +133,7 @@ public class TrustKeysActivity extends OmemoActivity implements OnKeyStatusUpdat
 				if (hasPendingKeyFetches()) {
 					Toast.makeText(this, R.string.please_wait_for_keys_to_be_fetched, Toast.LENGTH_SHORT).show();
 				} else {
+					ScanActivity.scan(this);
 					//new IntentIntegrator(this).initiateScan(Arrays.asList("AZTEC","QR_CODE"));
 					return true;
 				}