126 lines
4.2 KiB
Java
126 lines
4.2 KiB
Java
/**
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*
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* Copyright 2018 Paul Schaub.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx.ox.bouncycastle;
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import java.io.DataInputStream;
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import java.io.DataOutputStream;
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import java.io.EOFException;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.text.ParseException;
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import java.util.Date;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import org.jivesoftware.smack.util.Objects;
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import org.jivesoftware.smackx.ox.element.PublicKeysListElement;
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import org.bouncycastle.openpgp.PGPPublicKeyRingCollection;
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import org.bouncycastle.openpgp.PGPSecretKeyRingCollection;
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import org.jxmpp.jid.BareJid;
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import org.jxmpp.util.XmppDateTime;
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public class FileBasedBouncyCastleIdentityStore implements BouncyCastleIdentityStore {
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private static final Logger LOGGER = Logger.getLogger(FileBasedBouncyCastleIdentityStore.class.getName());
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private final File baseDirectory;
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public FileBasedBouncyCastleIdentityStore(File path) {
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// Check if path is not null, not a file and directory exists
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if (!Objects.requireNonNull(path).exists()) {
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path.mkdirs();
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} else if (path.isFile()) {
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throw new IllegalArgumentException("Path MUST point to a directory, not a file.");
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}
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this.baseDirectory = path;
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}
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@Override
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public void storeActivePubkeyList(BareJid jid, PublicKeysListElement list) throws IOException {
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File contactsDir = contactsDir(jid);
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File destination = new File(contactsDir, "pubkey_list");
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DataOutputStream dataOut = new DataOutputStream(new FileOutputStream(destination));
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for (String key : list.getMetadata().keySet()) {
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PublicKeysListElement.PubkeyMetadataElement value = list.getMetadata().get(key);
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dataOut.writeUTF(value.getV4Fingerprint());
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dataOut.writeUTF(XmppDateTime.formatXEP0082Date(value.getDate()));
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}
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dataOut.close();
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}
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@Override
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public PublicKeysListElement loadActivePubkeyList(BareJid jid) throws IOException {
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File contactsDir = contactsDir(jid);
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File source = new File(contactsDir, "pubkey_list");
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if (!source.exists()) {
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LOGGER.log(Level.FINE, "File " + source.getAbsolutePath() + " does not exist. Returning null.");
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return null;
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}
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DataInputStream dataIn = new DataInputStream(new FileInputStream(source));
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PublicKeysListElement.Builder builder = PublicKeysListElement.builder();
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while (true) {
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try {
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String fingerprint = dataIn.readUTF();
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String d = dataIn.readUTF();
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Date date = XmppDateTime.parseXEP0082Date(d);
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builder.addMetadata(new PublicKeysListElement.PubkeyMetadataElement(fingerprint, date));
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} catch (ParseException e) {
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LOGGER.log(Level.WARNING, "Could not parse date.", e);
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} catch (EOFException e) {
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LOGGER.log(Level.INFO, "Reached EOF.");
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break;
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}
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}
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return builder.build();
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}
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@Override
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public void storePublicKeys(BareJid jid, PGPPublicKeyRingCollection keys) {
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}
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@Override
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public PGPPublicKeyRingCollection loadPublicKeys(BareJid jid) {
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return null;
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}
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@Override
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public void storeSecretKeys(PGPSecretKeyRingCollection secretKeys) {
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}
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@Override
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public PGPSecretKeyRingCollection loadSecretKeys() {
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return null;
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}
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private File contactsDir(BareJid contact) {
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File f = new File(baseDirectory, "contacts/" + contact.toString());
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if (!f.exists()) {
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f.mkdirs();
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}
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return f;
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}
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}
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