package de.pixart.messenger; import android.app.AlertDialog; import android.content.DialogInterface; import android.os.Bundle; import android.view.ContextMenu; import android.view.MenuItem; import android.view.View; import android.widget.CompoundButton; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView; import android.widget.Toast; import java.security.cert.X509Certificate; import de.pixart.messenger.crypto.axolotl.FingerprintStatus; import de.pixart.messenger.entities.Account; import de.pixart.messenger.ui.XmppActivity; import de.pixart.messenger.ui.widget.Switch; import de.pixart.messenger.utils.CryptoHelper; public abstract class OmemoActivity extends XmppActivity { private Account mSelectedAccount; private String mSelectedFingerprint; @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); if (account != null && fingerprint != null && account instanceof Account && fingerprint instanceof String) { getMenuInflater().inflate(R.menu.omemo_key_context, menu); this.mSelectedAccount = (Account) account; this.mSelectedFingerprint = (String) fingerprint; } } @Override public boolean onContextItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.purge_omemo_key: showPurgeKeyDialog(mSelectedAccount,mSelectedFingerprint); break; case R.id.copy_omemo_key: copyOmemoFingerprint(mSelectedFingerprint); break; } return true; } 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 boolean addFingerprintRow(LinearLayout keys, final Account account, final String fingerprint, boolean highlight) { final FingerprintStatus status = account.getAxolotlService().getFingerprintTrust(fingerprint); return status != null && addFingerprintRowWithListeners(keys, account, fingerprint, highlight, status, true, true, new CompoundButton.OnCheckedChangeListener() { @Override public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { account.getAxolotlService().setFingerprintTrust(fingerprint, FingerprintStatus.createActive(isChecked)); } }); } protected boolean addFingerprintRowWithListeners(LinearLayout keys, final Account account, final String fingerprint, boolean highlight, FingerprintStatus status, boolean showTag, boolean undecidedNeedEnablement, CompoundButton.OnCheckedChangeListener onCheckedChangeListener) { if (status.isCompromised()) { return false; } View view = getLayoutInflater().inflate(R.layout.contact_key, keys, false); TextView key = (TextView) view.findViewById(R.id.key); TextView keyType = (TextView) view.findViewById(R.id.key_type); if (Config.X509_VERIFICATION && status.getTrust() == FingerprintStatus.Trust.VERIFIED_X509) { View.OnClickListener listener = new View.OnClickListener() { @Override public void onClick(View v) { showX509Certificate(account,fingerprint); } }; key.setOnClickListener(listener); keyType.setOnClickListener(listener); } Switch trustToggle = (Switch) view.findViewById(R.id.tgl_trust); ImageView verifiedFingerprintSymbol = (ImageView) view.findViewById(R.id.verified_fingerprint); trustToggle.setVisibility(View.VISIBLE); registerForContextMenu(view); view.setTag(R.id.TAG_ACCOUNT,account); view.setTag(R.id.TAG_FINGERPRINT,fingerprint); boolean x509 = Config.X509_VERIFICATION && status.getTrust() == FingerprintStatus.Trust.VERIFIED_X509; final View.OnClickListener toast; trustToggle.setChecked(status.isTrusted(), false); if (status.isActive()){ key.setTextColor(getPrimaryTextColor()); keyType.setTextColor(getSecondaryTextColor()); if (status.isVerified()) { verifiedFingerprintSymbol.setVisibility(View.VISIBLE); verifiedFingerprintSymbol.setAlpha(1.0f); trustToggle.setVisibility(View.GONE); verifiedFingerprintSymbol.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { replaceToast(getString(R.string.this_device_has_been_verified), false); } }); toast = null; } else { verifiedFingerprintSymbol.setVisibility(View.GONE); trustToggle.setVisibility(View.VISIBLE); trustToggle.setOnCheckedChangeListener(onCheckedChangeListener); if (status.getTrust() == FingerprintStatus.Trust.UNDECIDED && undecidedNeedEnablement) { trustToggle.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { account.getAxolotlService().setFingerprintTrust(fingerprint,FingerprintStatus.createActive(false)); v.setEnabled(true); v.setOnClickListener(null); } }); trustToggle.setEnabled(false); } else { trustToggle.setOnClickListener(null); trustToggle.setEnabled(true); } toast = new View.OnClickListener() { @Override public void onClick(View v) { hideToast(); } }; } } else { key.setTextColor(getTertiaryTextColor()); keyType.setTextColor(getTertiaryTextColor()); toast = new View.OnClickListener() { @Override public void onClick(View v) { replaceToast(getString(R.string.this_device_is_no_longer_in_use), false); } }; if (status.isVerified()) { trustToggle.setVisibility(View.GONE); verifiedFingerprintSymbol.setVisibility(View.VISIBLE); verifiedFingerprintSymbol.setAlpha(0.4368f); verifiedFingerprintSymbol.setOnClickListener(toast); } else { trustToggle.setVisibility(View.VISIBLE); verifiedFingerprintSymbol.setVisibility(View.GONE); trustToggle.setOnClickListener(null); trustToggle.setEnabled(false); trustToggle.setOnClickListener(toast); } } view.setOnClickListener(toast); key.setOnClickListener(toast); keyType.setOnClickListener(toast); if (showTag) { keyType.setText(getString(x509 ? R.string.omemo_fingerprint_x509 : R.string.omemo_fingerprint)); } else { keyType.setVisibility(View.GONE); } if (highlight) { keyType.setTextColor(getResources().getColor(R.color.accent)); keyType.setText(getString(x509 ? R.string.omemo_fingerprint_x509_selected_message : R.string.omemo_fingerprint_selected_message)); } else { keyType.setText(getString(x509 ? R.string.omemo_fingerprint_x509 : R.string.omemo_fingerprint)); } key.setText(CryptoHelper.prettifyFingerprint(fingerprint.substring(2))); keys.addView(view); return true; } public void showPurgeKeyDialog(final Account account, final String fingerprint) { AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(getString(R.string.purge_key)); builder.setIconAttribute(android.R.attr.alertDialogIcon); builder.setMessage(getString(R.string.purge_key_desc_part1) + "\n\n" + CryptoHelper.prettifyFingerprint(fingerprint.substring(2)) + "\n\n" + getString(R.string.purge_key_desc_part2)); builder.setNegativeButton(getString(R.string.cancel), null); builder.setPositiveButton(getString(R.string.purge_key), new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { account.getAxolotlService().purgeKey(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(); } }