conversations-classic/src/main/java/eu/siacs/conversations/OmemoActivity.java

240 lines
11 KiB
Java
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2016-11-15 19:00:52 +00:00
package eu.siacs.conversations;
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 eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.ui.XmppActivity;
import eu.siacs.conversations.ui.widget.Switch;
import eu.siacs.conversations.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);
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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);
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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();
}
}