| /**************************************************************** |
| * Licensed to the Apache Software Foundation (ASF) under one * |
| * or more contributor license agreements. See the NOTICE file * |
| * distributed with this work for additional information * |
| * regarding copyright ownership. The ASF licenses this file * |
| * to you 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 org.apache.james.jmap.model; |
| |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.Optional; |
| import java.util.function.Predicate; |
| |
| import jakarta.mail.internet.AddressException; |
| |
| import org.apache.james.core.MailAddress; |
| import org.apache.james.mime4j.dom.address.AddressList; |
| import org.apache.james.mime4j.dom.address.Mailbox; |
| import org.apache.james.mime4j.dom.address.MailboxList; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import com.fasterxml.jackson.annotation.JsonIgnore; |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| import com.fasterxml.jackson.databind.annotation.JsonDeserialize; |
| import com.fasterxml.jackson.databind.annotation.JsonPOJOBuilder; |
| import com.google.common.annotations.VisibleForTesting; |
| import com.google.common.base.MoreObjects; |
| import com.google.common.base.Preconditions; |
| import com.google.common.base.Strings; |
| import com.google.common.collect.ImmutableList; |
| |
| @JsonDeserialize(builder = Emailer.Builder.class) |
| public class Emailer { |
| |
| private static final Logger LOGGER = LoggerFactory.getLogger(Emailer.class); |
| |
| public static List<Emailer> fromAddressList(AddressList list) { |
| return Optional.ofNullable(list) |
| .map(addresses -> addresses.flatten() |
| .stream() |
| .map(Emailer::fromMailbox) |
| .collect(ImmutableList.toImmutableList())) |
| .orElse(ImmutableList.of()); |
| } |
| |
| public static Optional<Emailer> firstFromMailboxList(MailboxList list) { |
| return Optional.ofNullable(list) |
| .flatMap(mailboxes -> mailboxes.stream() |
| .map(Emailer::fromMailbox) |
| .findFirst()); |
| } |
| |
| private static Emailer fromMailbox(Mailbox mailbox) { |
| return Emailer.builder() |
| .name(getNameOrAddress(mailbox)) |
| .email(mailbox.getAddress()) |
| .allowInvalid() |
| .build(); |
| } |
| |
| private static String getNameOrAddress(Mailbox mailbox) { |
| return Optional.ofNullable(mailbox.getName()) |
| .orElseGet(mailbox::getAddress); |
| } |
| |
| |
| public static Builder builder() { |
| return new Builder(); |
| } |
| |
| @JsonPOJOBuilder(withPrefix = "") |
| public static class Builder { |
| private static final boolean DEFAULT_DISABLE = false; |
| |
| private Optional<Boolean> allowInvalid = Optional.empty(); |
| private Optional<String> name = Optional.empty(); |
| private Optional<String> email = Optional.empty(); |
| |
| @JsonProperty("name") |
| public Builder name(Optional<String> name) { |
| this.name = name; |
| return this; |
| } |
| |
| @JsonIgnore |
| public Builder name(String name) { |
| this.name = Optional.ofNullable(name); |
| return this; |
| } |
| |
| @JsonProperty("email") |
| public Builder email(Optional<String> email) { |
| this.email = email; |
| return this; |
| } |
| |
| @JsonIgnore |
| public Builder email(String email) { |
| this.email = Optional.ofNullable(email); |
| return this; |
| } |
| |
| @JsonIgnore |
| public Builder allowInvalid() { |
| this.allowInvalid = Optional.of(true); |
| return this; |
| } |
| |
| public Emailer build() { |
| if (allowInvalid.orElse(DEFAULT_DISABLE)) { |
| return buildRelaxed(); |
| } else { |
| return buildStrict(); |
| } |
| } |
| |
| private Emailer buildStrict() { |
| Preconditions.checkState(name.isPresent(), "'name' is mandatory"); |
| Preconditions.checkState(email.isPresent(), "'email' is mandatory"); |
| Preconditions.checkState(!name.get().isEmpty(), "'name' should not be empty"); |
| Preconditions.checkState(!email.get().isEmpty(), "'email' should not be empty"); |
| Preconditions.checkState(email.get().contains("@"), "'email' must contain '@' character"); |
| return new Emailer(name, email); |
| } |
| |
| private Emailer buildRelaxed() { |
| return new Emailer(replaceIfNeeded(name), replaceIfNeeded(email)); |
| } |
| |
| private Optional<String> replaceIfNeeded(Optional<String> value) { |
| return value.filter(Predicate.not(Strings::isNullOrEmpty)); |
| } |
| } |
| |
| private final Optional<String> name; |
| private final Optional<String> email; |
| |
| @VisibleForTesting Emailer(Optional<String> name, Optional<String> email) { |
| this.name = name; |
| this.email = email; |
| } |
| |
| public Optional<String> getName() { |
| return name; |
| } |
| |
| public Optional<String> getEmail() { |
| return email; |
| } |
| |
| @JsonIgnore |
| public MailAddress toMailAddress() { |
| Preconditions.checkArgument(email.isPresent(), "eMailer mail address should be present when sending a mail using JMAP"); |
| try { |
| return new MailAddress(email.get()); |
| } catch (AddressException e) { |
| LOGGER.error("Invalid mail address", email); |
| throw new RuntimeException(e); |
| } |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (o instanceof Emailer) { |
| Emailer otherEMailer = (Emailer) o; |
| return Objects.equals(name, otherEMailer.name) |
| && Objects.equals(email, otherEMailer.email); |
| } |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(name, email); |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(this) |
| .add("name", name) |
| .add("email", email) |
| .toString(); |
| } |
| } |