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https://github.com/moparisthebest/open-keychain
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Add OpenPgpSignatureResultBuilder
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/*
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* Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.sufficientlysecure.keychain.pgp;
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import org.openintents.openpgp.OpenPgpSignatureResult;
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import org.sufficientlysecure.keychain.Constants;
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import org.sufficientlysecure.keychain.util.Log;
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/**
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* This class can be used to build OpenPgpSignatureResult objects based on several checks.
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* It serves as a constraint which information are returned inside an OpenPgpSignatureResult object.
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*/
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public class OpenPgpSignatureResultBuilder {
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// OpenPgpSignatureResult
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private int mStatus = OpenPgpSignatureResult.SIGNATURE_ERROR;
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private boolean mSignatureOnly = false;
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private String mUserId;
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private long mKeyId;
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// builder
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private boolean mSignatureAvailable = false;
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private boolean mKnownKey = false;
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private boolean mValidSignature = false;
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private boolean mValidKeyBinding = false;
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private boolean mIsSignatureKeyCertified = false;
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public void status(int status) {
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this.mStatus = status;
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}
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public void signatureOnly(boolean signatureOnly) {
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this.mSignatureOnly = signatureOnly;
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}
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public void userId(String userId) {
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this.mUserId = userId;
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}
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public void keyId(long keyId) {
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this.mKeyId = keyId;
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}
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public void knownKey(boolean knownKey) {
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this.mKnownKey = knownKey;
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}
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public void validSignature(boolean validSignature) {
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this.mValidSignature = validSignature;
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}
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public void validKeyBinding(boolean validKeyBinding) {
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this.mValidKeyBinding = validKeyBinding;
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}
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public void signatureKeyCertified(boolean isSignatureKeyCertified) {
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this.mIsSignatureKeyCertified = isSignatureKeyCertified;
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}
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public void signatureAvailable(boolean signatureAvailable) {
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this.mSignatureAvailable = signatureAvailable;
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}
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public OpenPgpSignatureResult build() {
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if (mSignatureAvailable) {
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OpenPgpSignatureResult result = new OpenPgpSignatureResult();
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result.setSignatureOnly(mSignatureOnly);
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if (mValidKeyBinding && mValidSignature) {
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// valid sig!
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if (mKnownKey) {
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result.setKeyId(mKeyId);
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result.setUserId(mUserId);
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if (mIsSignatureKeyCertified) {
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Log.d(Constants.TAG, "SIGNATURE_SUCCESS_CERTIFIED");
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result.setStatus(OpenPgpSignatureResult.SIGNATURE_SUCCESS_CERTIFIED);
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} else {
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Log.d(Constants.TAG, "SIGNATURE_SUCCESS_UNCERTIFIED");
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result.setStatus(OpenPgpSignatureResult.SIGNATURE_SUCCESS_UNCERTIFIED);
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}
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} else {
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result.setKeyId(mKeyId);
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Log.d(Constants.TAG, "SIGNATURE_UNKNOWN_PUB_KEY");
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result.setStatus(OpenPgpSignatureResult.SIGNATURE_UNKNOWN_PUB_KEY);
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}
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} else {
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Log.d(Constants.TAG, "Error!\nvalidKeyBinding: " + mValidKeyBinding
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+ "\nvalidSignature: " + mValidSignature);
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result.setStatus(OpenPgpSignatureResult.SIGNATURE_ERROR);
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}
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return result;
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} else {
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Log.d(Constants.TAG, "no signature found!");
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return null;
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}
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}
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}
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