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package com.juick.ws.configuration;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.datatype.jdk8.Jdk8Module;
import com.juick.ws.WebsocketComponent;
import com.mitchellbosecke.pebble.PebbleEngine;
import com.mitchellbosecke.pebble.loader.Loader;
import com.mitchellbosecke.pebble.loader.ServletLoader;
import com.mitchellbosecke.pebble.spring4.PebbleViewResolver;
import com.mitchellbosecke.pebble.spring4.extension.SpringExtension;
import org.apache.commons.dbcp2.BasicDataSource;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.PropertySource;
import org.springframework.core.env.Environment;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.web.servlet.ViewResolver;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping;
import org.springframework.web.socket.config.annotation.EnableWebSocket;
import org.springframework.web.socket.config.annotation.ServletWebSocketHandlerRegistry;
import org.springframework.web.socket.config.annotation.WebSocketConfigurer;
import org.springframework.web.socket.config.annotation.WebSocketHandlerRegistry;
import javax.inject.Inject;
import javax.servlet.ServletContext;
import java.util.List;
/**
* Created by vitalyster on 28.06.2016.
*/
@Configuration
@EnableWebSocket
@ComponentScan(basePackages = {"com.juick"})
@PropertySource("classpath:juick.conf")
public class WebsocketConfiguration extends WebMvcConfigurationSupport implements WebSocketConfigurer {
@Inject
Environment env;
@Bean
WebsocketComponent wsHandler() {
return new WebsocketComponent();
}
@Bean
JdbcTemplate jdbc() {
BasicDataSource dataSource = new BasicDataSource();
dataSource.setDriverClassName(env.getProperty("datasource_driver", "com.mysql.jdbc.Driver"));
dataSource.setUrl(env.getProperty("datasource_url"));
return new JdbcTemplate(dataSource);
}
@Inject
private ServletContext servletContext;
@Bean
public Loader templateLoader(){
return new ServletLoader(servletContext);
}
@Bean
public SpringExtension springExtension() {
return new SpringExtension();
}
@Bean
public PebbleEngine pebbleEngine() {
return new PebbleEngine.Builder()
.loader(this.templateLoader())
.extension(springExtension())
.build();
}
@Bean
public ViewResolver viewResolver() {
PebbleViewResolver viewResolver = new PebbleViewResolver();
viewResolver.setPrefix("/WEB-INF/templates/");
viewResolver.setSuffix(".html");
viewResolver.setPebbleEngine(pebbleEngine());
return viewResolver;
}
@Override
public RequestMappingHandlerMapping requestMappingHandlerMapping() {
RequestMappingHandlerMapping mapping = super.requestMappingHandlerMapping();
mapping.setUseSuffixPatternMatch(false);
return mapping;
}
@Override
public void registerWebSocketHandlers(WebSocketHandlerRegistry registry) {
((ServletWebSocketHandlerRegistry)registry).setOrder(2);
registry.addHandler(wsHandler(), "/**").setAllowedOrigins("*");
}
@Override
protected void addResourceHandlers(ResourceHandlerRegistry registry) {
registry.setOrder(0);
registry.addResourceHandler("/scripts.js").addResourceLocations("/");
registry.addResourceHandler("/style.css").addResourceLocations("/");
}
@Override
protected void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
Jackson2ObjectMapperBuilder builder = new Jackson2ObjectMapperBuilder()
.serializationInclusion(JsonInclude.Include.NON_DEFAULT)
.serializationInclusion(JsonInclude.Include.NON_NULL)
.serializationInclusion(JsonInclude.Include.NON_ABSENT)
.serializationInclusion(JsonInclude.Include.NON_EMPTY);
MappingJackson2HttpMessageConverter converter = new MappingJackson2HttpMessageConverter(builder.build());
converter.getObjectMapper().registerModule(new Jdk8Module());
converters.add(converter);
super.configureMessageConverters(converters);
}
}
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