br.eti.clairton.vraptor.crud.controller.PluralRoutesParser Maven / Gradle / Ivy

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package br.eti.clairton.vraptor.crud.controller;

import static br.com.caelum.vraptor.util.StringUtils.lowercaseFirst;
import static java.lang.Boolean.FALSE;

import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.inject.Specializes;
import javax.inject.Inject;

import br.com.caelum.vraptor.controller.BeanClass;
import br.com.caelum.vraptor.http.route.PathAnnotationRoutesParser;
import br.com.caelum.vraptor.http.route.Route;
import br.com.caelum.vraptor.http.route.Router;
import br.eti.clairton.inflector.Inflector;
import br.eti.clairton.inflector.Language;

/**
 * Deixa o nome do controller no plural.
 * 
 * @author Clairton Rodrigo Heinzen [email protected]
 */
@Specializes
@ApplicationScoped
public class PluralRoutesParser extends PathAnnotationRoutesParser {
	private final Inflector inflector;

	@Inject
	public PluralRoutesParser(final Router router,
			@Language final Inflector inflector) {
		super(router);
		this.inflector = inflector;
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public List rulesFor(BeanClass controller) {
		final List routes = super.rulesFor(controller);
		return routes;
	}

	/**
	 * Retorna somente o nome do controller, o resto das operações é baseada nos
	 * verbos HTTP e não no nome dos metodos.
	 */
	@Override
	protected String defaultUriFor(final String controllerName,
			final String methodName) {
		return controllerName;
	}

	/**
	 * {@inheritDoc}. adiciona o nome do controller para ficar /aplicacoes/{id}
	 */
	@Override
	protected void fixURIs(final Class type, final String[] uris) {
		super.fixURIs(type, uris);
		final Collection collection = new ArrayList();
		final String controllerName = extractControllerNameFrom(type);
		for (final String uri : uris) {
			if(uri.matches("/\\.(?i)(csv|pdf|html|xls)$")){
				collection.add((controllerName + uri.replace("/", "")));
				continue;
			}
			// adiciona o nome do controller para ficar /aplicacoes/{id}
			collection.add((controllerName + uri).replace("//", "/"));
		}
		collection.toArray(uris);
	}

	/**
	 * Extrai o nome do recurso, que é o nome do controller no plural.
	 */
	@Override
	protected String extractControllerNameFrom(final Class type) {
		final String prefix = extractPrefix(type);
		if (prefix == null || prefix.isEmpty()) {
			String baseName = lowercaseFirst(type.getSimpleName());
			if (baseName.endsWith("Controller")) {
				baseName = baseName.substring(0, baseName.lastIndexOf("Controller"));
			}
			return "/" + inflector.pluralize(baseName);
		} else {
			return prefix;
		}
	}

	/**
	 * Se o method não estiver anotado com {@link Ignore} chama super.
	 * {@inheritDoc}
	 */
	@Override
	protected boolean isEligible(Method javaMethod) {
		if (javaMethod.isAnnotationPresent(Ignore.class)) {
			return FALSE;
		} else {
			return super.isEligible(javaMethod);
		}
	}
}