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https://codeberg.org/PGPainless/wkd-java.git
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60 lines
2.1 KiB
Java
60 lines
2.1 KiB
Java
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// SPDX-FileCopyrightText: 2022 Paul Schaub <vanitasvitae@fsfe.org>
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//
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// SPDX-License-Identifier: Apache-2.0
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package pgp.wkd;
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import pgp.certificate_store.Certificate;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.List;
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public class AbstractDiscover implements Discover {
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protected final CertificateReader reader;
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protected final WKDFetcher fetcher;
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public AbstractDiscover(CertificateReader reader, WKDFetcher fetcher) {
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this.reader = reader;
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this.fetcher = fetcher;
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}
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@Override
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public WKDDiscoveryItem discover(DiscoveryMethod method, WKDAddress address) {
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try {
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InputStream inputStream = fetcher.fetch(address, method);
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List<CertificateAndUserIds> fetchedCertificates = reader.read(inputStream);
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List<RejectedCertificate> rejectedCertificates = new ArrayList<>();
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List<Certificate> acceptableCertificates = new ArrayList<>();
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String email = address.getEmail();
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for (CertificateAndUserIds certAndUserIds : fetchedCertificates) {
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Certificate certificate = certAndUserIds.getCertificate();
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boolean containsEmail = false;
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for (String userId : certAndUserIds.getUserIds()) {
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if (userId.contains("<" + email + ">") || userId.equals(email)) {
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containsEmail = true;
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break;
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}
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}
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if (!containsEmail) {
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rejectedCertificates.add(new RejectedCertificate(certificate,
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new MissingUserIdException("Certificate " + certificate.getFingerprint() +
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" does not contain user-id with email '" + email + "'")));
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} else {
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acceptableCertificates.add(certificate);
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}
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}
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return WKDDiscoveryItem.success(method, address, acceptableCertificates, rejectedCertificates);
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} catch (IOException e) {
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return WKDDiscoveryItem.failure(method, address, e);
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}
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}
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}
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