/*
* Copyright 2015-Present Entando Inc. (http://www.entando.com) All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package org.entando.entando.aps.system.services.pagemodel.api;
import com.agiletec.aps.system.SystemConstants;
import com.agiletec.aps.system.exception.ApsSystemException;
import com.agiletec.aps.system.services.pagemodel.IPageModelManager;
import com.agiletec.aps.system.services.pagemodel.PageModel;
import com.agiletec.aps.system.services.pagemodel.PageModelUtilizer;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import org.entando.entando.aps.system.services.api.IApiErrorCodes;
import org.entando.entando.aps.system.services.api.IApiExportable;
import org.entando.entando.aps.system.services.api.model.ApiException;
import org.entando.entando.aps.system.services.api.model.LinkedListItem;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.BeanFactoryAware;
import org.springframework.beans.factory.ListableBeanFactory;
/**
* @author E.Santoboni
*/
public class ApiPageModelInterface implements BeanFactoryAware, IApiExportable {
private static final Logger _logger = LoggerFactory.getLogger(ApiPageModelInterface.class);
public List<LinkedListItem> getPageModels(Properties properties) throws Throwable {
List<LinkedListItem> list = new ArrayList<LinkedListItem>();
try {
Collection<PageModel> pageModels = this.getPageModelManager().getPageModels();
if (null != pageModels) {
Iterator<PageModel> iter = pageModels.iterator();
while (iter.hasNext()) {
PageModel pageModel = iter.next();
String url = this.getApiResourceUrl(pageModel, properties.getProperty(SystemConstants.API_APPLICATION_BASE_URL_PARAMETER),
properties.getProperty(SystemConstants.API_LANG_CODE_PARAMETER), (MediaType) properties.get(SystemConstants.API_PRODUCES_MEDIA_TYPE_PARAMETER));
LinkedListItem item = new LinkedListItem();
item.setCode(pageModel.getCode());
item.setUrl(url);
list.add(item);
}
}
} catch (Throwable t) {
_logger.error("Error extracting list of models", t);
throw t;
}
return list;
}
public PageModel getPageModel(Properties properties) throws ApiException, Throwable {
String code = properties.getProperty("code");
PageModel pageModel = null;
try {
pageModel = this.getPageModelManager().getPageModel(code);
if (null == pageModel) {
throw new ApiException(IApiErrorCodes.API_VALIDATION_ERROR, "PageModel with code '" + code + "' does not exist", Response.Status.CONFLICT);
}
} catch (ApiException ae) {
throw ae;
} catch (Throwable t) {
_logger.error("Error creating page model - code '{}'", code, t);
throw t;
}
return pageModel;
}
public void addPageModel(PageModel pageModel) throws ApiException, Throwable {
try {
if (null != this.getPageModelManager().getPageModel(pageModel.getCode())) {
throw new ApiException(IApiErrorCodes.API_VALIDATION_ERROR, "PageModel with code " + pageModel.getCode() + " already exists", Response.Status.CONFLICT);
}
this.getPageModelManager().addPageModel(pageModel);
} catch (ApiException ae) {
throw ae;
} catch (Throwable t) {
_logger.error("Error adding new page model", t);
throw t;
}
}
public void updatePageModel(PageModel pageModel) throws ApiException, Throwable {
try {
if (null != this.getPageModelManager().getPageModel(pageModel.getCode())) {
throw new ApiException(IApiErrorCodes.API_VALIDATION_ERROR, "PageModel with code '" + pageModel.getCode() + "' does not exist", Response.Status.CONFLICT);
}
this.getPageModelManager().updatePageModel(pageModel);
} catch (ApiException ae) {
throw ae;
} catch (Throwable t) {
_logger.error("Error updating page model", t);
throw t;
}
}
public void deletePageModel(Properties properties) throws ApiException, Throwable {
String code = properties.getProperty("code");
try {
PageModel pageModel = this.getPageModelManager().getPageModel(code);
if (null == pageModel) {
throw new ApiException(IApiErrorCodes.API_VALIDATION_ERROR, "PageModel with code '" + code + "' does not exist", Response.Status.CONFLICT);
}
Map<String, List<Object>> references = new HashMap<String, List<Object>>();
ListableBeanFactory factory = (ListableBeanFactory) this.getBeanFactory();
String[] defNames = factory.getBeanNamesForType(PageModelUtilizer.class);
for (int i=0; i < defNames.length; i++) {
Object service = null;
try {
service = this.getBeanFactory().getBean(defNames[i]);
} catch (Throwable t) {
_logger.error("error extracting bean with name '{}'", defNames[i], t);
throw new ApsSystemException("error extracting bean with name '" + defNames[i] + "'", t);
}
if (service != null) {
PageModelUtilizer pageModelUtilizer = (PageModelUtilizer) service;
List<Object> utilizers = pageModelUtilizer.getPageModelUtilizers(code);
if (utilizers != null && !utilizers.isEmpty()) {
references.put(pageModelUtilizer.getName(), utilizers);
}
}
}
if (!references.isEmpty()) {
throw new ApiException(IApiErrorCodes.API_VALIDATION_ERROR, "PageModel with code " + code + " has references with other object", Response.Status.CONFLICT);
}
this.getPageModelManager().deletePageModel(code);
} catch (ApiException ae) {
throw ae;
} catch (Throwable t) {
_logger.error("Error deleting page model throw api", t);
throw t;
}
}
@Override
public String getApiResourceUrl(Object object, String applicationBaseUrl, String langCode, MediaType mediaType) {
if (!(object instanceof PageModel) || null == applicationBaseUrl || null == langCode) {
return null;
}
PageModel pageModel = (PageModel) object;
StringBuilder stringBuilder = new StringBuilder(applicationBaseUrl);
stringBuilder.append("api/rs/").append(langCode).append("/core/pageModel");//?code=").append(pageModel.getCode());
if (null == mediaType || mediaType.equals(MediaType.APPLICATION_XML_TYPE)) {
stringBuilder.append(".xml");
} else {
stringBuilder.append(".json");
}
stringBuilder.append("?code=").append(pageModel.getCode());
return stringBuilder.toString();
}
protected BeanFactory getBeanFactory() {
return _beanFactory;
}
@Override
public void setBeanFactory(BeanFactory beanFactory) throws BeansException {
this._beanFactory = beanFactory;
}
protected IPageModelManager getPageModelManager() {
return _pageModelManager;
}
public void setPageModelManager(IPageModelManager pageModelManager) {
this._pageModelManager = pageModelManager;
}
private BeanFactory _beanFactory;
private IPageModelManager _pageModelManager;
}