cz.muni.fi.editor.webapp.config.MvcConfiguration.java Source code

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Here is the source code for cz.muni.fi.editor.webapp.config.MvcConfiguration.java

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/*
*Copyright  2016 Dominik Szalai (emptulik@gmail.com)
*
*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.
*/
/*
 * Copyright  2016 Dominik Szalai (emptulik@gmail.com)
 *
 * 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 cz.muni.fi.editor.webapp.config;

import cz.muni.fi.editor.webapp.formatters.OrganizationFormatter;
import cz.muni.fi.editor.webapp.formatters.UserPermissionFormatter;
import org.springframework.context.EnvironmentAware;
import org.springframework.context.annotation.*;
import org.springframework.context.support.ReloadableResourceBundleMessageSource;
import org.springframework.core.env.Environment;
import org.springframework.format.FormatterRegistry;
import org.springframework.security.web.method.annotation.AuthenticationPrincipalArgumentResolver;
import org.springframework.validation.Validator;
import org.springframework.validation.beanvalidation.LocalValidatorFactoryBean;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.multipart.support.StandardServletMultipartResolver;
import org.springframework.web.servlet.config.annotation.*;
import org.springframework.web.servlet.i18n.CookieLocaleResolver;
import org.springframework.web.servlet.i18n.LocaleChangeInterceptor;

import java.util.List;
import java.util.Locale;

/**
 * Created by Dominik Szalai - emptulik at gmail.com on 8/9/16.
 */
@Configuration
@EnableWebMvc
@Import(ViewControllerConfiguration.class)
@ComponentScan({ "cz.muni.fi.editor.webapp.controllers", "cz.muni.fi.editor.webapp.formatters",
        "cz.muni.fi.editor.webapp.forms", })
public class MvcConfiguration extends WebMvcConfigurerAdapter implements EnvironmentAware {
    private Environment environment;

    @Override
    public void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) {
        configurer.enable();
    }

    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/resources/**").addResourceLocations("/resources/")
                .setCachePeriod(environment.getProperty("web.cache.resources.time", Integer.class));

        registry.addResourceHandler("/webjars/**").addResourceLocations("classpath:/META-INF/resources/webjars/")
                .setCachePeriod(environment.getProperty("web.cache.webjars.time", Integer.class));

        registry.addResourceHandler("/favicon.ico").addResourceLocations("/resources/favicon/favicon.ico")
                .setCachePeriod(31556926);
    }

    @Override
    public void addArgumentResolvers(List<HandlerMethodArgumentResolver> argumentResolvers) {
        argumentResolvers.add(authenticationPrincipalArgumentResolver());
    }

    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(localeChangeInterceptor());
    }

    @Override
    public void addFormatters(FormatterRegistry registry) {
        registry.addFormatter(new UserPermissionFormatter());
        registry.addFormatter(new OrganizationFormatter());
    }

    @Override
    public Validator getValidator() {
        return localValidatorFactoryBean();
    }

    @Bean(name = "multipartResolver")
    public StandardServletMultipartResolver standardServletMultipartResolver() {
        return new StandardServletMultipartResolver();
    }

    @Bean(name = "validator")
    public LocalValidatorFactoryBean localValidatorFactoryBean() {
        LocalValidatorFactoryBean lvfb = new LocalValidatorFactoryBean();
        lvfb.setValidationMessageSource(reloadableResourceBundleMessageSource());

        return lvfb;
    }

    @Bean(name = "messageSource")
    @Description("Message source for this context, loaded from localized 'messages_xx' files.")
    public ReloadableResourceBundleMessageSource reloadableResourceBundleMessageSource() {
        ReloadableResourceBundleMessageSource messageSource = new ReloadableResourceBundleMessageSource();
        messageSource.setBasenames("classpath:i18n/messages", "classpath:i18n/validator");
        messageSource.setUseCodeAsDefaultMessage(true);
        return messageSource;
    }

    @Bean(name = "localeChangeInterceptor")
    public LocaleChangeInterceptor localeChangeInterceptor() {
        LocaleChangeInterceptor localeChangeInterceptor = new LocaleChangeInterceptor();
        localeChangeInterceptor.setParamName("lang");

        return localeChangeInterceptor;
    }

    @Bean(name = "localeResolver")
    public CookieLocaleResolver cookieLocaleResolver() {
        CookieLocaleResolver cookieLocaleResolver = new CookieLocaleResolver();
        cookieLocaleResolver.setDefaultLocale(Locale.ENGLISH);

        return cookieLocaleResolver;
    }

    @Bean
    public AuthenticationPrincipalArgumentResolver authenticationPrincipalArgumentResolver() {
        return new AuthenticationPrincipalArgumentResolver();
    }

    @Override
    public void setEnvironment(Environment environment) {
        this.environment = environment;
    }
}