001/*
002 * Copyright 2012-2016 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.boot.autoconfigure.sendgrid;
018
019import com.sendgrid.SendGrid;
020import org.apache.http.HttpHost;
021import org.apache.http.impl.client.HttpClientBuilder;
022
023import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
024import org.springframework.boot.autoconfigure.condition.AnyNestedCondition;
025import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
026import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
027import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
028import org.springframework.boot.context.properties.EnableConfigurationProperties;
029import org.springframework.context.annotation.Bean;
030import org.springframework.context.annotation.Conditional;
031import org.springframework.context.annotation.Configuration;
032
033/**
034 * {@link EnableAutoConfiguration Auto-configuration} for SendGrid.
035 *
036 * @author Maciej Walkowiak
037 * @author Patrick Bray
038 * @since 1.3.0
039 */
040@Configuration
041@ConditionalOnClass(SendGrid.class)
042@Conditional(SendGridAutoConfiguration.SendGridPropertyCondition.class)
043@EnableConfigurationProperties(SendGridProperties.class)
044public class SendGridAutoConfiguration {
045
046        private final SendGridProperties properties;
047
048        public SendGridAutoConfiguration(SendGridProperties properties) {
049                this.properties = properties;
050        }
051
052        @Bean
053        @ConditionalOnMissingBean(SendGrid.class)
054        public SendGrid sendGrid() {
055                SendGrid sendGrid = createSendGrid();
056                if (this.properties.isProxyConfigured()) {
057                        HttpHost proxy = new HttpHost(this.properties.getProxy().getHost(),
058                                        this.properties.getProxy().getPort());
059                        sendGrid.setClient(HttpClientBuilder.create().setProxy(proxy)
060                                        .setUserAgent("sendgrid/" + sendGrid.getVersion() + ";java").build());
061                }
062                return sendGrid;
063        }
064
065        private SendGrid createSendGrid() {
066                if (this.properties.getApiKey() != null) {
067                        return new SendGrid(this.properties.getApiKey());
068                }
069                return new SendGrid(this.properties.getUsername(), this.properties.getPassword());
070        }
071
072        static class SendGridPropertyCondition extends AnyNestedCondition {
073
074                SendGridPropertyCondition() {
075                        super(ConfigurationPhase.PARSE_CONFIGURATION);
076                }
077
078                @ConditionalOnProperty(prefix = "spring.sendgrid", value = "username")
079                static class SendGridUserProperty {
080
081                }
082
083                @ConditionalOnProperty(prefix = "spring.sendgrid", value = "api-key")
084                static class SendGridApiKeyProperty {
085
086                }
087
088        }
089
090}