com.google.gerrit.server.mail.send.InboundEmailRejectionEmailDecorator Maven / Gradle / Ivy
// Copyright (C) 2018 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.gerrit.server.mail.send;
import static java.util.Objects.requireNonNull;
import com.google.gerrit.entities.Address;
import com.google.gerrit.extensions.api.changes.RecipientType;
import com.google.gerrit.mail.MailHeader;
import com.google.gerrit.server.mail.send.OutgoingEmail.EmailDecorator;
import org.apache.james.mime4j.dom.field.FieldName;
/** Send an email to inform users that parsing their inbound email failed. */
public class InboundEmailRejectionEmailDecorator implements EmailDecorator {
/** Used by the templating system to determine what error message should be sent */
public enum InboundEmailError {
PARSING_ERROR,
INACTIVE_ACCOUNT,
UNKNOWN_ACCOUNT,
INTERNAL_EXCEPTION,
COMMENT_REJECTED,
CHANGE_NOT_FOUND
}
private OutgoingEmail email;
private final Address to;
private final InboundEmailError reason;
private final String threadId;
public InboundEmailRejectionEmailDecorator(
Address to, String threadId, InboundEmailError reason) {
this.to = requireNonNull(to);
this.threadId = requireNonNull(threadId);
this.reason = requireNonNull(reason);
}
@Override
public void init(OutgoingEmail email) {
this.email = email;
setListIdHeader();
email.setHeader(FieldName.SUBJECT, "[Gerrit Code Review] Unable to process your email");
if (!threadId.isEmpty()) {
email.setHeader(MailHeader.REFERENCES.fieldName(), threadId);
}
}
private void setListIdHeader() {
// Set a reasonable list id so that filters can be used to sort messages
email.setHeader("List-Id", "");
if (email.getSettingsUrl() != null) {
email.setHeader("List-Unsubscribe", "<" + email.getSettingsUrl() + ">");
}
}
@Override
public void populateEmailContent() {
email.addByEmail(RecipientType.TO, to);
email.appendText(email.textTemplate("InboundEmailRejection_" + reason.name()));
if (email.useHtml()) {
email.appendHtml(email.soyHtmlTemplate("InboundEmailRejectionHtml_" + reason.name()));
}
}
}