br.com.m4rc310.gql.MGraphQLAutoConfiguration Maven / Gradle / Ivy
package br.com.m4rc310.gql;
import java.lang.reflect.Constructor;
import java.text.MessageFormat;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Locale;
import java.util.Objects;
import java.util.Set;
import java.util.concurrent.CompletableFuture;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.hibernate.boot.model.naming.EntityNaming;
import org.hibernate.boot.model.naming.Identifier;
import org.hibernate.boot.model.naming.ImplicitNamingStrategy;
import org.hibernate.boot.model.naming.ImplicitNamingStrategyLegacyJpaImpl;
import org.hibernate.boot.model.naming.PhysicalNamingStrategyStandardImpl;
import org.hibernate.boot.spi.MetadataBuildingContext;
import org.hibernate.engine.jdbc.env.spi.JdbcEnvironment;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.boot.autoconfigure.AutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.context.event.ApplicationReadyEvent;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.ApplicationListener;
import org.springframework.context.MessageSource;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider;
import org.springframework.context.annotation.Scope;
import org.springframework.context.support.ResourceBundleMessageSource;
import org.springframework.core.annotation.Order;
import org.springframework.core.type.filter.RegexPatternTypeFilter;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import br.com.m4rc310.gql.exceptions.MException;
import br.com.m4rc310.gql.exceptions.MExceptionWhileDataFetching;
import br.com.m4rc310.gql.jwt.MGraphQLJwtService;
import br.com.m4rc310.gql.mappers.annotations.MAuth;
import br.com.m4rc310.gql.mappers.annotations.MMapper;
import br.com.m4rc310.gql.messages.MMessageBuilder;
import br.com.m4rc310.gql.messages.i18n.M;
import br.com.m4rc310.gql.properties.MGraphQLProperty;
import br.com.m4rc310.gql.security.IMAuthUserProvider;
import br.com.m4rc310.gql.security.MGraphQLSecurity;
import br.com.m4rc310.gql.security.UserDetailsServiceImpl;
import br.com.m4rc310.gql.security.UserPrincipal;
import br.com.m4rc310.gql.services.MFluxService;
import br.com.m4rc310.gql.strategies.MPhysicalNamingImpl;
import graphql.GraphQL;
import graphql.GraphQL.Builder;
import graphql.execution.AsyncExecutionStrategy;
import graphql.execution.DataFetcherExceptionHandlerParameters;
import graphql.execution.DataFetcherExceptionHandlerResult;
import graphql.execution.ResultPath;
import graphql.execution.SimpleDataFetcherExceptionHandler;
import graphql.language.SourceLocation;
import graphql.schema.GraphQLSchema;
import io.leangen.graphql.ExtensionProvider;
import io.leangen.graphql.GeneratorConfiguration;
import io.leangen.graphql.execution.InvocationContext;
import io.leangen.graphql.execution.ResolverInterceptor;
import io.leangen.graphql.execution.ResolverInterceptorFactory;
import io.leangen.graphql.generator.mapping.TypeMapper;
import io.leangen.graphql.metadata.messages.MessageBundle;
import io.leangen.graphql.spqr.spring.util.GlobalResolverInterceptorFactory;
import lombok.extern.slf4j.Slf4j;
/**
*
* MGraphQLAutoConfiguration class.
*
*
* @author marcelo
* @version $Id: $Id
*/
@Slf4j
@AutoConfiguration
@EnableWebSecurity
@EnableConfigurationProperties(MGraphQLProperty.class)
@ConditionalOnProperty(name = MGraphQLProperty.ENABLE_GRAPHQL, havingValue = "true", matchIfMissing = false)
public class MGraphQLAutoConfiguration {
@Value("${m4rc310.graphql.security.enable:true}")
private boolean enableSecurity;
@Value("${IS_DEV:false}")
private boolean isDev;
@Autowired(required = false)
private MUserProvider provider;
@Bean("br.com.m4rc310.gql.enable")
void init() {
log.info("~> Loading {}...", getClass().getName());
}
@Bean
MGraphQLJwtService loadMGraphQLJwtService() {
return new MGraphQLJwtService();
}
@Bean
MFluxService loadMFluxService() {
return new MFluxService();
}
@Bean
PasswordEncoder passwordEncoder() {
BCryptPasswordEncoder encoder = new BCryptPasswordEncoder();
if(provider != null) {
provider.setEncoder(encoder);
}
return encoder;
}
@Scope("singleton")
@Bean("message_builder")
@Order(0)
MMessageBuilder getMessageBuilder() {
return new MMessageBuilder();
}
@Bean("messageSource")
MessageSource getMessageSource() {
ResourceBundleMessageSource source = new ResourceBundleMessageSource();
source.setBasenames("messages/message");
log.debug("Load message source {}", source);
return source;
}
@Bean
MessageBundle messageBundle(MMessageBuilder messageBuilder, MessageSource messageSource) {
return key -> getString(messageBuilder, messageSource, key);
}
/**
*
* getString.
*
*
* @param messageBuilder a {@link br.com.m4rc310.gql.messages.MMessageBuilder}
* object
* @param messageSource a {@link org.springframework.context.MessageSource}
* object
* @param pattern a {@link java.lang.String} object
* @param args a {@link java.lang.Object} object
* @return a {@link java.lang.String} object
*/
public String getString(MMessageBuilder messageBuilder, MessageSource messageSource, String pattern,
Object... args) {
String REGEX = "[^a-zA-Z0-9_]+";
String ret = pattern.replaceAll(REGEX, "_");
try {
String message = messageSource.getMessage(pattern, args, Locale.forLanguageTag("pt-BR"));
try {
if (!pattern.startsWith("desc.")) {
pattern = String.format("desc.%s", pattern);
messageSource.getMessage(pattern, args, Locale.forLanguageTag("pt-BR"));
}
} catch (Exception e) {
messageBuilder.appendText(pattern, ret);
}
return message;
} catch (Exception e) {
messageBuilder.appendText(pattern, ret);
return ret;
}
}
/**
* Load message.
*
* @return the m
*/
@Bean
M loadMessage() {
M message = new M();
if (provider != null) {
provider.setM(message);
}
return message;
}
@Component
public class MApplicationListener implements ApplicationListener {
@Autowired
MMessageBuilder messageBuilder;
@Override
public void onApplicationEvent(ApplicationReadyEvent event) {
if (isDev) {
log.info("~> Process messages");
messageBuilder.fixUnknowMessages();
}
}
}
@Bean
GraphQL makeErrorInterceptor(GraphQLSchema schema) {
Builder builder = GraphQL.newGraphQL(schema);
AsyncExecutionStrategy aes = new AsyncExecutionStrategy(new SimpleDataFetcherExceptionHandler() {
@Override
public CompletableFuture handleException(
DataFetcherExceptionHandlerParameters handlerParameters) {
return CompletableFuture.completedFuture(handleExceptionImpl(handlerParameters));
}
private DataFetcherExceptionHandlerResult handleExceptionImpl(
DataFetcherExceptionHandlerParameters handlerParameters) {
Throwable exception = unwrap(handlerParameters.getException());
SourceLocation sourceLocation = handlerParameters.getSourceLocation();
ResultPath path = handlerParameters.getPath();
MExceptionWhileDataFetching error = new MExceptionWhileDataFetching(path, exception, sourceLocation);
return DataFetcherExceptionHandlerResult.newResult().error(error).build();
}
});
builder.queryExecutionStrategy(aes);
builder.mutationExecutionStrategy(aes);
// builder.subscriptionExecutionStrategy(aes);
return builder.build();
}
@Bean
ExtensionProvider pageableInputField() {
log.info("~> Starting '{}'...", "Custom Mappers");
return (config, defaults) -> {
final ClassPathScanningCandidateComponentProvider provider = new ClassPathScanningCandidateComponentProvider(
false);
provider.addIncludeFilter(new RegexPatternTypeFilter(Pattern.compile(".*")));
final Set classes = provider.findCandidateComponents("br");
for (BeanDefinition bean : classes) {
try {
Class clazz = Class.forName(bean.getBeanClassName());
if (clazz.isAnnotationPresent(MMapper.class)) {
Constructor constructor = clazz.getDeclaredConstructor();
TypeMapper mapper = (TypeMapper) constructor.newInstance();
defaults.prepend(mapper);
log.info("~~> Prepend mapper: {}", mapper);
}
} catch (Exception e) {
e.printStackTrace();
}
}
return defaults;
};
}
// @Bean
// GraphQLSchema graphQLSchema(GraphQLSchemaGenerator schemaGenerator) {
// schemaGenerator.withResolverInterceptors(new AuthInterceptor());
//
//// schemaGenerator.withResolverBuilders(
//// new AnnotatedResolverBuilder().withOperationInfoGenerator(new MOperationInfoGenerator()));
// return schemaGenerator.generate();
// }
@Bean
ExtensionProvider customInterceptors() {
List authInterceptor = Collections.singletonList(new AuthInterceptor());
return (config, interceptors) -> interceptors.append(new GlobalResolverInterceptorFactory(authInterceptor));
}
// Security
private class AuthInterceptor implements ResolverInterceptor {
@Override
public Object aroundInvoke(InvocationContext context, Continuation continuation) throws Exception {
Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
if (Objects.nonNull(authentication)) {
UserPrincipal principal = (UserPrincipal) authentication.getPrincipal();
boolean isBasic = principal == null ? false
: principal.getAuthorities().stream()
.anyMatch(ga -> "basic".equalsIgnoreCase(ga.getAuthority()));
MAuth auth = context.getResolver().getExecutable().getDelegate().getAnnotation(MAuth.class);
if (Objects.isNull(auth) && isBasic) {
throw getWebException(401, "Access unauthorizade. User with basic privileges!");
}
if (Objects.nonNull(auth)) {
if (isBasic) {
if (!Arrays.asList(auth.roles()).contains("basic")) {
throw getWebException(401, "Access unauthorizade. User with basic privileges!");
}
}
boolean isAuth = principal == null ? false
: principal.getAuthorities().stream()
.anyMatch(ga -> Arrays.asList(auth.roles()).contains(ga.getAuthority()));
if (!isAuth) {
throw getWebException(401, "Access unauthorizade.");
}
}
}
return continuation.proceed(context);
}
}
private MException getWebException(int code, String message, Object... args) {
message = MessageFormat.format(message, args);
return MException.to(code, message);
}
@Bean
WebMvcConfigurer corsConfigurer() {
return new WebMvcConfigurer() {
@Override
public void addCorsMappings(CorsRegistry registry) {
log.info("~> Add cors configurer");
registry.addMapping("/graphql").allowedOrigins("*");
}
};
}
@Bean
MGraphQLSecurity loadMGraphQLSecurity() {
return new MGraphQLSecurity();
}
@Bean
SecurityFilterChain securityFilterChain(HttpSecurity http, MGraphQLJwtService jwt, MGraphQLSecurity graphQLSecurity,
MFluxService flux) throws Exception {
if (Objects.isNull(provider)) {
String error = "Implement a %s in main project.";
error = String.format(error, IMAuthUserProvider.class.getName());
throw new UnsupportedOperationException(error);
}
return graphQLSecurity.getSecurityFilterChain(http, jwt, provider, flux);
}
@Bean
UserDetailsServiceImpl loadUserDetailsServiceImpl() {
return new UserDetailsServiceImpl();
}
@Bean
PhysicalNamingStrategyStandardImpl physicalNamingStrategyStandard(MMessageBuilder messageBuilder) {
return new MPhysicalNamingImpl() {
private static final long serialVersionUID = -4054141843987604307L;
@Override
public Identifier apply(Identifier name, JdbcEnvironment context) {
if (name != null && name.getCanonicalName().contains("${")) {
String message = name.getCanonicalName();
message = message.replace("${", "");
message = message.replace("}", "");
try {
message = getMessageSource().getMessage(message, null, Locale.forLanguageTag("pt-BR"));
return Identifier.toIdentifier(message, true);
} catch (Exception e) {
Pattern pattern = Pattern.compile("\\b\\w+\\.\\w+\\b");
Matcher matcher = pattern.matcher(message);
while (matcher.find()) {
String palavra = matcher.group();
log.warn("Message not found for {}", palavra);
messageBuilder.appendText(message, palavra);
}
throw new UnsupportedOperationException(e);
}
}
return name;
}
};
}
/**
* Implicit.
*
* @return the implicit naming strategy
*/
@Bean
ImplicitNamingStrategy implicit(MMessageBuilder messageBuilder) {
return new ImplicitNamingStrategyLegacyJpaImpl() {
private static final long serialVersionUID = -5643307972624175002L;
@Override
protected Identifier toIdentifier(String stringForm, MetadataBuildingContext buildingContext) {
if (Objects.nonNull(stringForm) && stringForm.startsWith("${")) {
stringForm = stringForm.replace("${", "");
stringForm = stringForm.replace("}", "");
try {
stringForm = getMessageSource().getMessage(stringForm, null, Locale.forLanguageTag("pt-BR"));
return super.toIdentifier(stringForm, buildingContext);
} catch (Exception e) {
Pattern pattern = Pattern.compile("\\b\\w+\\.\\w+\\b");
Matcher matcher = pattern.matcher(stringForm);
while (matcher.find()) {
String palavra = matcher.group();
log.warn("Message not found for {}", palavra);
messageBuilder.appendText(stringForm, palavra);
}
throw new UnsupportedOperationException(e);
}
}
return super.toIdentifier(stringForm, buildingContext);
}
@Override
protected String transformEntityName(EntityNaming entityNaming) {
String entityName = super.transformEntityName(entityNaming);
if (Objects.nonNull(entityName) && entityName.startsWith("${")) {
entityName = entityName.replace("${", "");
entityName = entityName.replace("}", "");
try {
return getMessageSource().getMessage(entityName, null, Locale.forLanguageTag("pt-BR"));
} catch (Exception e) {
Pattern pattern = Pattern.compile("\\b\\w+\\.\\w+\\b");
Matcher matcher = pattern.matcher(entityName);
while (matcher.find()) {
String palavra = matcher.group();
log.warn("Message not found for {}", palavra);
messageBuilder.appendText(entityName, palavra);
}
throw new UnsupportedOperationException(e);
}
}
return entityName;
}
};
}
}
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