| package org.apache.maven.plugins.site.run; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| import org.apache.maven.doxia.siterenderer.DocumentRenderer; |
| import org.apache.maven.doxia.siterenderer.DoxiaDocumentRenderer; |
| import org.apache.maven.doxia.siterenderer.Renderer; |
| import org.apache.maven.doxia.siterenderer.RendererException; |
| import org.apache.maven.doxia.siterenderer.SiteRenderingContext; |
| import org.apache.maven.plugins.site.render.ReportDocumentRenderer; |
| |
| import static org.apache.maven.shared.utils.logging.MessageUtils.buffer; |
| |
| import javax.servlet.Filter; |
| import javax.servlet.FilterChain; |
| import javax.servlet.FilterConfig; |
| import javax.servlet.ServletContext; |
| import javax.servlet.ServletException; |
| import javax.servlet.ServletRequest; |
| import javax.servlet.ServletResponse; |
| import javax.servlet.http.HttpServletRequest; |
| |
| import java.io.IOException; |
| import java.util.List; |
| import java.util.Locale; |
| import java.util.Map; |
| |
| /** |
| * Render a page as requested. |
| * |
| * @author <a href="mailto:brett@apache.org">Brett Porter</a> |
| */ |
| public class DoxiaFilter |
| implements Filter |
| { |
| public static final String SITE_RENDERER_KEY = "siteRenderer"; |
| |
| public static final String I18N_DOXIA_CONTEXTS_KEY = "i18nDoxiaContexts"; |
| |
| public static final String LOCALES_LIST_KEY = "localesList"; |
| |
| private ServletContext servletContext; |
| |
| private Renderer siteRenderer; |
| |
| private Map<String, DoxiaBean> i18nDoxiaContexts; |
| |
| private List<Locale> localesList; |
| |
| /** |
| * @see javax.servlet.Filter#init(javax.servlet.FilterConfig) |
| */ |
| public void init( FilterConfig filterConfig ) |
| throws ServletException |
| { |
| servletContext = filterConfig.getServletContext(); |
| |
| siteRenderer = (Renderer) servletContext.getAttribute( SITE_RENDERER_KEY ); |
| |
| i18nDoxiaContexts = (Map<String, DoxiaBean>) servletContext.getAttribute( I18N_DOXIA_CONTEXTS_KEY ); |
| |
| localesList = (List<Locale>) servletContext.getAttribute( LOCALES_LIST_KEY ); |
| } |
| |
| /** |
| * @see javax.servlet.Filter#doFilter(javax.servlet.ServletRequest, javax.servlet.ServletResponse, javax.servlet.FilterChain) |
| */ |
| public void doFilter( ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain ) |
| throws IOException, ServletException |
| { |
| HttpServletRequest req = (HttpServletRequest) servletRequest; |
| |
| // ---------------------------------------------------------------------- |
| // Handle the servlet path |
| // ---------------------------------------------------------------------- |
| String path = req.getServletPath(); |
| // welcome file |
| if ( path.endsWith( "/" ) ) |
| { |
| path += "index.html"; |
| } |
| |
| // Remove the / |
| path = path.substring( 1 ); |
| |
| // Handle locale request |
| SiteRenderingContext context; |
| Map<String, DocumentRenderer> documents; |
| SiteRenderingContext generatedSiteContext; |
| |
| String languageWanted = null; |
| for ( Locale locale : localesList ) |
| { |
| if ( path.startsWith( locale.getLanguage() + "/" ) ) |
| { |
| languageWanted = locale.getLanguage(); |
| path = path.substring( languageWanted.length() + 1 ); |
| } |
| } |
| |
| if ( languageWanted == null ) |
| { |
| DoxiaBean defaultDoxiaBean = i18nDoxiaContexts.get( "default" ); |
| if ( defaultDoxiaBean == null ) |
| { |
| throw new ServletException( "No doxia bean found for the default locale" ); |
| } |
| context = defaultDoxiaBean.getContext(); |
| documents = defaultDoxiaBean.getDocuments(); |
| generatedSiteContext = defaultDoxiaBean.getGeneratedSiteContext(); |
| } |
| else |
| { |
| DoxiaBean i18nDoxiaBean = i18nDoxiaContexts.get( languageWanted ); |
| if ( i18nDoxiaBean == null ) |
| { |
| throw new ServletException( "No doxia bean found for the language " + languageWanted ); |
| } |
| context = i18nDoxiaBean.getContext(); |
| documents = i18nDoxiaBean.getDocuments(); |
| generatedSiteContext = i18nDoxiaBean.getGeneratedSiteContext(); |
| } |
| |
| // ---------------------------------------------------------------------- |
| // Handle report and documents |
| // ---------------------------------------------------------------------- |
| if ( documents.containsKey( path ) ) |
| { |
| try |
| { |
| DocumentRenderer renderer = documents.get( path ); |
| logDocumentRenderer( path, renderer ); |
| renderer.renderDocument( servletResponse.getWriter(), siteRenderer, context ); |
| |
| if ( renderer instanceof ReportDocumentRenderer ) |
| { |
| ReportDocumentRenderer reportDocumentRenderer = (ReportDocumentRenderer) renderer; |
| if ( reportDocumentRenderer.isExternalReport() ) |
| { |
| try |
| { |
| filterChain.doFilter( servletRequest, servletResponse ); |
| } |
| catch ( Exception e ) |
| { |
| throw new ServletException( e ); |
| } |
| } |
| } |
| |
| return; |
| } |
| catch ( RendererException e ) |
| { |
| throw new ServletException( e ); |
| } |
| } |
| else if ( generatedSiteContext != null ) |
| { |
| try |
| { |
| Map<String, DocumentRenderer> locateDocuments = |
| siteRenderer.locateDocumentFiles( generatedSiteContext ); |
| |
| if ( locateDocuments.containsKey( path ) ) |
| { |
| DocumentRenderer renderer = locateDocuments.get( path ); |
| logDocumentRenderer( path, renderer ); |
| renderer.renderDocument( servletResponse.getWriter(), siteRenderer, generatedSiteContext ); |
| |
| return; |
| } |
| } |
| catch ( RendererException e ) |
| { |
| throw new ServletException( e ); |
| } |
| } |
| |
| filterChain.doFilter( servletRequest, servletResponse ); |
| |
| servletContext.log( path ); |
| } |
| |
| private void logDocumentRenderer( String path, DocumentRenderer renderer ) |
| { |
| String source; |
| if ( renderer instanceof DoxiaDocumentRenderer ) |
| { |
| DoxiaDocumentRenderer doxiaDocumentRenderer = (DoxiaDocumentRenderer) renderer; |
| source = doxiaDocumentRenderer.getRenderingContext().getInputName(); |
| } |
| else if ( renderer instanceof ReportDocumentRenderer ) |
| { |
| ReportDocumentRenderer reportDocumentRenderer = (ReportDocumentRenderer) renderer; |
| source = reportDocumentRenderer.getReportMojoInfo(); |
| } |
| else |
| { |
| source = renderer.getClass().getName(); |
| } |
| servletContext.log( path + " -> " + buffer().strong( source ) ); |
| } |
| |
| /** |
| * @see javax.servlet.Filter#destroy() |
| */ |
| public void destroy() |
| { |
| } |
| } |