org.apache.james.jmap.QueryParameterAccessTokenAuthenticationStrategy Maven / Gradle / Ivy
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package org.apache.james.jmap;
import java.util.Optional;
import javax.inject.Inject;
import javax.servlet.http.HttpServletRequest;
import org.apache.james.jmap.api.SimpleTokenManager;
import org.apache.james.jmap.exceptions.MailboxSessionCreationException;
import org.apache.james.jmap.exceptions.NoValidAuthHeaderException;
import org.apache.james.jmap.exceptions.UnauthorizedException;
import org.apache.james.jmap.model.AttachmentAccessToken;
import org.apache.james.jmap.utils.DownloadPath;
import org.apache.james.mailbox.MailboxManager;
import org.apache.james.mailbox.MailboxSession;
import org.apache.james.mailbox.exception.MailboxException;
import com.google.common.annotations.VisibleForTesting;
public class QueryParameterAccessTokenAuthenticationStrategy implements AuthenticationStrategy {
private static final String AUTHENTICATION_PARAMETER = "access_token";
private final SimpleTokenManager tokenManager;
private final MailboxManager mailboxManager;
@Inject
@VisibleForTesting
QueryParameterAccessTokenAuthenticationStrategy(SimpleTokenManager tokenManager, MailboxManager mailboxManager) {
this.tokenManager = tokenManager;
this.mailboxManager = mailboxManager;
}
@Override
public MailboxSession createMailboxSession(HttpServletRequest httpRequest) throws MailboxSessionCreationException, NoValidAuthHeaderException {
return getAccessToken(httpRequest)
.filter(tokenManager::isValid)
.map(AttachmentAccessToken::getUsername)
.map(this::createSystemSession)
.orElseThrow(UnauthorizedException::new);
}
private MailboxSession createSystemSession(String username) {
try {
return mailboxManager.createSystemSession(username);
} catch (MailboxException e) {
throw new MailboxSessionCreationException(e);
}
}
private Optional getAccessToken(HttpServletRequest httpRequest) {
try {
return Optional.of(AttachmentAccessToken.from(httpRequest.getParameter(AUTHENTICATION_PARAMETER), getBlobId(httpRequest)));
} catch (IllegalArgumentException e) {
return Optional.empty();
}
}
private String getBlobId(HttpServletRequest httpRequest) {
String pathInfo = httpRequest.getPathInfo();
return DownloadPath.from(pathInfo).getBlobId();
}
}