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package org.sufficientlysecure.keychain.operations;
import android.content.Context;
import org.sufficientlysecure.keychain.operations.results.ConsolidateResult;
import org.sufficientlysecure.keychain.operations.results.DeleteResult;
import org.sufficientlysecure.keychain.operations.results.OperationResult.LogType;
import org.sufficientlysecure.keychain.operations.results.OperationResult.OperationLog;
import org.sufficientlysecure.keychain.pgp.Progressable;
import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRingData;
import org.sufficientlysecure.keychain.provider.ProviderHelper;
import org.sufficientlysecure.keychain.service.ContactSyncAdapterService;
import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
/** An operation which implements a high level keyring delete operation.
*
* This operation takes a list of masterKeyIds as input, deleting all
* corresponding public keyrings from the database. Secret keys can
* be deleted as well, but only explicitly and individually, not as
* a list.
*
*/
public class DeleteOperation extends BaseOperation {
public DeleteOperation(Context context, ProviderHelper providerHelper, Progressable progressable) {
super(context, providerHelper, progressable);
}
public DeleteResult execute(long[] masterKeyIds, boolean isSecret) {
OperationLog log = new OperationLog();
if (masterKeyIds.length == 0) {
log.add(LogType.MSG_DEL_ERROR_EMPTY, 0);
return new DeleteResult(DeleteResult.RESULT_ERROR, log, 0, 0);
}
if (isSecret && masterKeyIds.length > 1) {
log.add(LogType.MSG_DEL_ERROR_MULTI_SECRET, 0);
return new DeleteResult(DeleteResult.RESULT_ERROR, log, 0, 0);
}
log.add(LogType.MSG_DEL, 0, masterKeyIds.length);
boolean cancelled = false;
int success = 0, fail = 0;
for (long masterKeyId : masterKeyIds) {
if (checkCancelled()) {
cancelled = true;
break;
}
int count = mProviderHelper.getContentResolver().delete(
KeyRingData.buildPublicKeyRingUri(masterKeyId), null, null
);
if (count > 0) {
log.add(LogType.MSG_DEL_KEY, 1, KeyFormattingUtils.beautifyKeyId(masterKeyId));
success += 1;
} else {
log.add(LogType.MSG_DEL_KEY_FAIL, 1, KeyFormattingUtils.beautifyKeyId(masterKeyId));
fail += 1;
}
}
if (isSecret && success > 0) {
log.add(LogType.MSG_DEL_CONSOLIDATE, 1);
ConsolidateResult sub = mProviderHelper.consolidateDatabaseStep1(mProgressable);
log.add(sub, 2);
}
int result = DeleteResult.RESULT_OK;
if (success > 0) {
// make sure new data is synced into contacts
ContactSyncAdapterService.requestSync();
log.add(LogType.MSG_DEL_OK, 0, success);
}
if (fail > 0) {
log.add(LogType.MSG_DEL_FAIL, 0, fail);
result |= DeleteResult.RESULT_WARNINGS;
if (success == 0) {
result |= DeleteResult.RESULT_ERROR;
}
}
if (cancelled) {
log.add(LogType.MSG_OPERATION_CANCELLED, 0);
result |= DeleteResult.RESULT_CANCELLED;
}
return new DeleteResult(result, log, success, fail);
}
}
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