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/*
* Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
*
* 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.widget;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.content.CursorLoader;
import android.support.v4.content.Loader;
import android.util.AttributeSet;
import android.widget.ImageView;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.provider.KeychainContract;
import org.sufficientlysecure.keychain.provider.KeychainDatabase;
import org.sufficientlysecure.keychain.provider.KeychainDatabase.Tables;
import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
public class CertifyKeySpinner extends KeySpinner {
private long mHiddenMasterKeyId = Constants.key.none;
public CertifyKeySpinner(Context context) {
super(context);
}
public CertifyKeySpinner(Context context, AttributeSet attrs) {
super(context, attrs);
}
public CertifyKeySpinner(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
}
public void setHiddenMasterKeyId(long hiddenMasterKeyId) {
this.mHiddenMasterKeyId = hiddenMasterKeyId;
reload();
}
@Override
public Loader<Cursor> onCreateLoader(int loaderId, Bundle data) {
// This is called when a new Loader needs to be created. This
// sample only has one Loader, so we don't care about the ID.
Uri baseUri = KeychainContract.KeyRings.buildUnifiedKeyRingsUri();
// These are the rows that we will retrieve.
String[] projection = new String[]{
KeychainContract.KeyRings._ID,
KeychainContract.KeyRings.MASTER_KEY_ID,
KeychainContract.KeyRings.KEY_ID,
KeychainContract.KeyRings.USER_ID,
KeychainContract.KeyRings.IS_REVOKED,
KeychainContract.KeyRings.IS_EXPIRED,
KeychainContract.KeyRings.HAS_CERTIFY,
KeychainContract.KeyRings.HAS_ANY_SECRET
};
String where = KeychainContract.KeyRings.HAS_ANY_SECRET + " = 1 AND "
+ KeychainDatabase.Tables.KEYS + "." + KeychainContract.KeyRings.MASTER_KEY_ID
+ " != " + mHiddenMasterKeyId;
// Now create and return a CursorLoader that will take care of
// creating a Cursor for the data being displayed.
return new CursorLoader(getContext(), baseUri, projection, where, null, null);
}
private int mIndexHasCertify, mIndexIsRevoked, mIndexIsExpired;
@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
super.onLoadFinished(loader, data);
if (loader.getId() == LOADER_ID) {
// If there is only one choice, pick it by default
if (mAdapter.getCount() == 2) {
// preselect if key can certify
if (data.moveToPosition(1) && !data.isNull(mIndexHasCertify)) {
setSelection(1);
}
}
mIndexHasCertify = data.getColumnIndex(KeychainContract.KeyRings.HAS_CERTIFY);
mIndexIsRevoked = data.getColumnIndex(KeychainContract.KeyRings.IS_REVOKED);
mIndexIsExpired = data.getColumnIndex(KeychainContract.KeyRings.IS_EXPIRED);
}
}
@Override
boolean setStatus(Context context, Cursor cursor, ImageView statusView) {
if (cursor.getInt(mIndexIsRevoked) != 0) {
KeyFormattingUtils.setStatusImage(getContext(), statusView, null, KeyFormattingUtils.STATE_REVOKED, true);
return false;
}
if (cursor.getInt(mIndexIsExpired) != 0) {
KeyFormattingUtils.setStatusImage(getContext(), statusView, null, KeyFormattingUtils.STATE_EXPIRED, true);
return false;
}
// don't invalidate the "None" entry, which is also null!
if (cursor.getPosition() != 0 && cursor.isNull(mIndexHasCertify)) {
KeyFormattingUtils.setStatusImage(getContext(), statusView, null, KeyFormattingUtils.STATE_UNAVAILABLE, true);
return false;
}
// valid key
return true;
}
}
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