378 lines
15 KiB
Java
378 lines
15 KiB
Java
/*
|
|
* Copyright (C) 2017 Schürmann & Breitmoser GbR
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
package org.sufficientlysecure.keychain.ui.adapter;
|
|
|
|
|
|
import java.util.Calendar;
|
|
import java.util.Date;
|
|
import java.util.TimeZone;
|
|
|
|
import android.content.Context;
|
|
import android.content.res.ColorStateList;
|
|
import android.database.Cursor;
|
|
import android.graphics.PorterDuff;
|
|
import android.graphics.Typeface;
|
|
import android.support.annotation.Nullable;
|
|
import android.support.v4.widget.CursorAdapter;
|
|
import android.text.Spannable;
|
|
import android.text.SpannableString;
|
|
import android.text.SpannableStringBuilder;
|
|
import android.text.format.DateFormat;
|
|
import android.text.style.StyleSpan;
|
|
import android.view.LayoutInflater;
|
|
import android.view.View;
|
|
import android.view.ViewGroup;
|
|
import android.widget.ImageView;
|
|
import android.widget.TextView;
|
|
|
|
import org.sufficientlysecure.keychain.R;
|
|
import org.sufficientlysecure.keychain.pgp.CanonicalizedSecretKey.SecretKeyType;
|
|
import org.sufficientlysecure.keychain.provider.KeychainContract.Keys;
|
|
import org.sufficientlysecure.keychain.service.SaveKeyringParcel;
|
|
import org.sufficientlysecure.keychain.service.SaveKeyringParcel.SubkeyChange;
|
|
import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
|
|
|
|
public class SubkeysAdapter extends CursorAdapter {
|
|
private LayoutInflater mInflater;
|
|
private SaveKeyringParcel.Builder mSkpBuilder;
|
|
|
|
private boolean mHasAnySecret;
|
|
private ColorStateList mDefaultTextColor;
|
|
|
|
public static final String[] SUBKEYS_PROJECTION = new String[]{
|
|
Keys._ID,
|
|
Keys.KEY_ID,
|
|
Keys.RANK,
|
|
Keys.ALGORITHM,
|
|
Keys.KEY_SIZE,
|
|
Keys.KEY_CURVE_OID,
|
|
Keys.HAS_SECRET,
|
|
Keys.CAN_CERTIFY,
|
|
Keys.CAN_ENCRYPT,
|
|
Keys.CAN_SIGN,
|
|
Keys.CAN_AUTHENTICATE,
|
|
Keys.IS_REVOKED,
|
|
Keys.IS_SECURE,
|
|
Keys.CREATION,
|
|
Keys.EXPIRY,
|
|
Keys.FINGERPRINT
|
|
};
|
|
private static final int INDEX_ID = 0;
|
|
private static final int INDEX_KEY_ID = 1;
|
|
private static final int INDEX_RANK = 2;
|
|
private static final int INDEX_ALGORITHM = 3;
|
|
private static final int INDEX_KEY_SIZE = 4;
|
|
private static final int INDEX_KEY_CURVE_OID = 5;
|
|
private static final int INDEX_HAS_SECRET = 6;
|
|
private static final int INDEX_CAN_CERTIFY = 7;
|
|
private static final int INDEX_CAN_ENCRYPT = 8;
|
|
private static final int INDEX_CAN_SIGN = 9;
|
|
private static final int INDEX_CAN_AUTHENTICATE = 10;
|
|
private static final int INDEX_IS_REVOKED = 11;
|
|
private static final int INDEX_IS_SECURE = 12;
|
|
private static final int INDEX_CREATION = 13;
|
|
private static final int INDEX_EXPIRY = 14;
|
|
private static final int INDEX_FINGERPRINT = 15;
|
|
|
|
public SubkeysAdapter(Context context, Cursor c, int flags) {
|
|
super(context, c, flags);
|
|
|
|
mInflater = LayoutInflater.from(context);
|
|
}
|
|
|
|
public long getKeyId(int position) {
|
|
mCursor.moveToPosition(position);
|
|
return mCursor.getLong(INDEX_KEY_ID);
|
|
}
|
|
|
|
public long getCreationDate(int position) {
|
|
mCursor.moveToPosition(position);
|
|
return mCursor.getLong(INDEX_CREATION);
|
|
}
|
|
|
|
public Long getExpiryDate(int position) {
|
|
mCursor.moveToPosition(position);
|
|
if (mCursor.isNull(INDEX_EXPIRY)) {
|
|
return null;
|
|
} else {
|
|
return mCursor.getLong(INDEX_EXPIRY);
|
|
}
|
|
}
|
|
|
|
public int getAlgorithm(int position) {
|
|
mCursor.moveToPosition(position);
|
|
return mCursor.getInt(INDEX_ALGORITHM);
|
|
}
|
|
|
|
public int getKeySize(int position) {
|
|
mCursor.moveToPosition(position);
|
|
return mCursor.getInt(INDEX_KEY_SIZE);
|
|
}
|
|
|
|
public String getCurveOid(int position) {
|
|
mCursor.moveToPosition(position);
|
|
return mCursor.getString(INDEX_KEY_CURVE_OID);
|
|
}
|
|
|
|
public SecretKeyType getSecretKeyType(int position) {
|
|
mCursor.moveToPosition(position);
|
|
return SecretKeyType.fromNum(mCursor.getInt(INDEX_HAS_SECRET));
|
|
}
|
|
|
|
@Override
|
|
public Cursor swapCursor(Cursor newCursor) {
|
|
mHasAnySecret = false;
|
|
if (newCursor != null && newCursor.moveToFirst()) {
|
|
do {
|
|
SecretKeyType hasSecret = SecretKeyType.fromNum(newCursor.getInt(INDEX_HAS_SECRET));
|
|
if (hasSecret.isUsable()) {
|
|
mHasAnySecret = true;
|
|
break;
|
|
}
|
|
} while (newCursor.moveToNext());
|
|
}
|
|
|
|
return super.swapCursor(newCursor);
|
|
}
|
|
|
|
@Override
|
|
public void bindView(View view, Context context, Cursor cursor) {
|
|
TextView vKeyId = view.findViewById(R.id.subkey_item_key_id);
|
|
TextView vKeyDetails = view.findViewById(R.id.subkey_item_details);
|
|
TextView vKeyExpiry = view.findViewById(R.id.subkey_item_expiry);
|
|
ImageView vCertifyIcon = view.findViewById(R.id.subkey_item_ic_certify);
|
|
ImageView vSignIcon = view.findViewById(R.id.subkey_item_ic_sign);
|
|
ImageView vEncryptIcon = view.findViewById(R.id.subkey_item_ic_encrypt);
|
|
ImageView vAuthenticateIcon = view.findViewById(R.id.subkey_item_ic_authenticate);
|
|
ImageView vEditImage = view.findViewById(R.id.subkey_item_edit_image);
|
|
ImageView vStatus = view.findViewById(R.id.subkey_item_status);
|
|
|
|
// not used:
|
|
ImageView deleteImage = view.findViewById(R.id.subkey_item_delete_button);
|
|
deleteImage.setVisibility(View.GONE);
|
|
|
|
long keyId = cursor.getLong(INDEX_KEY_ID);
|
|
vKeyId.setText(KeyFormattingUtils.beautifyKeyId(keyId));
|
|
|
|
// may be set with additional "stripped" later on
|
|
SpannableStringBuilder algorithmStr = new SpannableStringBuilder();
|
|
algorithmStr.append(KeyFormattingUtils.getAlgorithmInfo(
|
|
context,
|
|
cursor.getInt(INDEX_ALGORITHM),
|
|
cursor.getInt(INDEX_KEY_SIZE),
|
|
cursor.getString(INDEX_KEY_CURVE_OID)
|
|
));
|
|
|
|
SubkeyChange change = mSkpBuilder != null ? mSkpBuilder.getSubkeyChange(keyId) : null;
|
|
if (change != null && (change.getDummyStrip() || change.getMoveKeyToSecurityToken())) {
|
|
if (change.getDummyStrip()) {
|
|
algorithmStr.append(", ");
|
|
final SpannableString boldStripped = new SpannableString(
|
|
context.getString(R.string.key_stripped)
|
|
);
|
|
boldStripped.setSpan(new StyleSpan(Typeface.BOLD), 0, boldStripped.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
|
|
algorithmStr.append(boldStripped);
|
|
}
|
|
if (change.getMoveKeyToSecurityToken()) {
|
|
algorithmStr.append(", ");
|
|
final SpannableString boldDivert = new SpannableString(
|
|
context.getString(R.string.key_divert)
|
|
);
|
|
boldDivert.setSpan(new StyleSpan(Typeface.BOLD), 0, boldDivert.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
|
|
algorithmStr.append(boldDivert);
|
|
}
|
|
} else {
|
|
switch (SecretKeyType.fromNum(cursor.getInt(INDEX_HAS_SECRET))) {
|
|
case GNU_DUMMY:
|
|
algorithmStr.append(", ");
|
|
algorithmStr.append(context.getString(R.string.key_stripped));
|
|
break;
|
|
case DIVERT_TO_CARD:
|
|
algorithmStr.append(", ");
|
|
algorithmStr.append(context.getString(R.string.key_divert));
|
|
break;
|
|
case PASSPHRASE_EMPTY:
|
|
algorithmStr.append(", ");
|
|
algorithmStr.append(context.getString(R.string.key_no_passphrase));
|
|
break;
|
|
case UNAVAILABLE:
|
|
// don't show this on pub keys
|
|
//algorithmStr += ", " + context.getString(R.string.key_unavailable);
|
|
break;
|
|
}
|
|
}
|
|
vKeyDetails.setText(algorithmStr, TextView.BufferType.SPANNABLE);
|
|
|
|
boolean isMasterKey = cursor.getInt(INDEX_RANK) == 0;
|
|
if (isMasterKey) {
|
|
vKeyId.setTypeface(null, Typeface.BOLD);
|
|
} else {
|
|
vKeyId.setTypeface(null, Typeface.NORMAL);
|
|
}
|
|
|
|
// Set icons according to properties
|
|
vCertifyIcon.setVisibility(cursor.getInt(INDEX_CAN_CERTIFY) != 0 ? View.VISIBLE : View.GONE);
|
|
vEncryptIcon.setVisibility(cursor.getInt(INDEX_CAN_ENCRYPT) != 0 ? View.VISIBLE : View.GONE);
|
|
vSignIcon.setVisibility(cursor.getInt(INDEX_CAN_SIGN) != 0 ? View.VISIBLE : View.GONE);
|
|
vAuthenticateIcon.setVisibility(cursor.getInt(INDEX_CAN_AUTHENTICATE) != 0 ? View.VISIBLE : View.GONE);
|
|
|
|
boolean isRevoked = cursor.getInt(INDEX_IS_REVOKED) > 0;
|
|
boolean isSecure = cursor.getInt(INDEX_IS_SECURE) > 0;
|
|
|
|
Date expiryDate = null;
|
|
if (!cursor.isNull(INDEX_EXPIRY)) {
|
|
expiryDate = new Date(cursor.getLong(INDEX_EXPIRY) * 1000);
|
|
}
|
|
|
|
// for edit key
|
|
if (mSkpBuilder != null) {
|
|
boolean revokeThisSubkey = (mSkpBuilder.getMutableRevokeSubKeys().contains(keyId));
|
|
|
|
if (revokeThisSubkey) {
|
|
if (!isRevoked) {
|
|
isRevoked = true;
|
|
}
|
|
}
|
|
|
|
SaveKeyringParcel.SubkeyChange subkeyChange = mSkpBuilder.getSubkeyChange(keyId);
|
|
if (subkeyChange != null) {
|
|
if (subkeyChange.getExpiry() == null || subkeyChange.getExpiry() == 0L) {
|
|
expiryDate = null;
|
|
} else {
|
|
expiryDate = new Date(subkeyChange.getExpiry() * 1000);
|
|
}
|
|
}
|
|
|
|
vEditImage.setVisibility(View.VISIBLE);
|
|
} else {
|
|
vEditImage.setVisibility(View.GONE);
|
|
}
|
|
|
|
boolean isExpired;
|
|
if (expiryDate != null) {
|
|
isExpired = expiryDate.before(new Date());
|
|
Calendar expiryCal = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
|
|
expiryCal.setTime(expiryDate);
|
|
// convert from UTC to time zone of device
|
|
expiryCal.setTimeZone(TimeZone.getDefault());
|
|
|
|
vKeyExpiry.setText(context.getString(R.string.label_expiry) + ": "
|
|
+ DateFormat.getDateFormat(context).format(expiryCal.getTime()));
|
|
} else {
|
|
isExpired = false;
|
|
|
|
vKeyExpiry.setText(context.getString(R.string.label_expiry) + ": " + context.getString(R.string.none));
|
|
}
|
|
|
|
// if key is expired or revoked...
|
|
boolean isInvalid = isRevoked || isExpired || !isSecure;
|
|
if (isInvalid) {
|
|
vStatus.setVisibility(View.VISIBLE);
|
|
|
|
vCertifyIcon.setColorFilter(
|
|
mContext.getResources().getColor(R.color.key_flag_gray),
|
|
PorterDuff.Mode.SRC_IN);
|
|
vSignIcon.setColorFilter(
|
|
mContext.getResources().getColor(R.color.key_flag_gray),
|
|
PorterDuff.Mode.SRC_IN);
|
|
vEncryptIcon.setColorFilter(
|
|
mContext.getResources().getColor(R.color.key_flag_gray),
|
|
PorterDuff.Mode.SRC_IN);
|
|
vAuthenticateIcon.setColorFilter(
|
|
mContext.getResources().getColor(R.color.key_flag_gray),
|
|
PorterDuff.Mode.SRC_IN);
|
|
|
|
if (isRevoked) {
|
|
vStatus.setImageResource(R.drawable.status_signature_revoked_cutout_24dp);
|
|
vStatus.setColorFilter(
|
|
mContext.getResources().getColor(R.color.key_flag_gray),
|
|
PorterDuff.Mode.SRC_IN);
|
|
} else if (isExpired) {
|
|
vStatus.setImageResource(R.drawable.status_signature_expired_cutout_24dp);
|
|
vStatus.setColorFilter(
|
|
mContext.getResources().getColor(R.color.key_flag_gray),
|
|
PorterDuff.Mode.SRC_IN);
|
|
} else if (!isSecure) {
|
|
vStatus.setImageResource(R.drawable.status_signature_invalid_cutout_24dp);
|
|
vStatus.setColorFilter(
|
|
mContext.getResources().getColor(R.color.key_flag_gray),
|
|
PorterDuff.Mode.SRC_IN);
|
|
}
|
|
} else {
|
|
vStatus.setVisibility(View.GONE);
|
|
|
|
vKeyId.setTextColor(mDefaultTextColor);
|
|
vKeyDetails.setTextColor(mDefaultTextColor);
|
|
vKeyExpiry.setTextColor(mDefaultTextColor);
|
|
|
|
vCertifyIcon.clearColorFilter();
|
|
vSignIcon.clearColorFilter();
|
|
vEncryptIcon.clearColorFilter();
|
|
vAuthenticateIcon.clearColorFilter();
|
|
}
|
|
vKeyId.setEnabled(!isInvalid);
|
|
vKeyDetails.setEnabled(!isInvalid);
|
|
vKeyExpiry.setEnabled(!isInvalid);
|
|
}
|
|
|
|
@Override
|
|
public View newView(Context context, Cursor cursor, ViewGroup parent) {
|
|
View view = mInflater.inflate(R.layout.view_key_adv_subkey_item, null);
|
|
if (mDefaultTextColor == null) {
|
|
TextView keyId = view.findViewById(R.id.subkey_item_key_id);
|
|
mDefaultTextColor = keyId.getTextColors();
|
|
}
|
|
return view;
|
|
}
|
|
|
|
// Disable selection of items, http://stackoverflow.com/a/4075045
|
|
@Override
|
|
public boolean areAllItemsEnabled() {
|
|
if (mSkpBuilder == null) {
|
|
return false;
|
|
} else {
|
|
return super.areAllItemsEnabled();
|
|
}
|
|
}
|
|
|
|
// Disable selection of items, http://stackoverflow.com/a/4075045
|
|
@Override
|
|
public boolean isEnabled(int position) {
|
|
if (mSkpBuilder == null) {
|
|
return false;
|
|
} else {
|
|
return super.isEnabled(position);
|
|
}
|
|
}
|
|
|
|
/** Set this adapter into edit mode. This mode displays additional info for
|
|
* each item from a supplied SaveKeyringParcel reference.
|
|
*
|
|
* Note that it is up to the caller to reload the underlying cursor after
|
|
* updating the SaveKeyringParcel!
|
|
*
|
|
* @see SaveKeyringParcel
|
|
*
|
|
* @param builder The parcel to get info from, or null to leave edit mode.
|
|
*/
|
|
public void setEditMode(@Nullable SaveKeyringParcel.Builder builder) {
|
|
mSkpBuilder = builder;
|
|
}
|
|
|
|
}
|