001/* 002 * (C) Copyright 2011 Nuxeo SA (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * Anahide Tchertchian 016 */ 017package org.nuxeo.theme.compat.negotiators; 018 019import java.util.List; 020 021import javax.faces.context.FacesContext; 022 023import org.apache.commons.logging.Log; 024import org.apache.commons.logging.LogFactory; 025import org.jboss.seam.Component; 026import org.nuxeo.ecm.core.api.DocumentModel; 027import org.nuxeo.runtime.api.Framework; 028import org.nuxeo.theme.localconfiguration.LocalThemeConfig; 029import org.nuxeo.theme.localconfiguration.LocalThemeHelper; 030import org.nuxeo.theme.negotiation.Negotiator; 031import org.nuxeo.theme.negotiation.Scheme; 032import org.nuxeo.theme.styling.service.ThemeStylingService; 033 034/** 035 * Returns the flavor associated to the current space (workspace, section, ...) as a String. Return null otherwise. 036 * 037 * @since 5.5 038 */ 039public class LocalThemeFlavor implements Scheme { 040 041 private static final Log log = LogFactory.getLog(LocalThemeFlavor.class); 042 043 public String getOutcome(Object context) { 044 Boolean useOldThemeConf = Boolean.valueOf(Framework.getProperty(LocalThemeConfig.OLD_THEME_CONFIGURATION_PROPERTY)); 045 if (Boolean.TRUE.equals(useOldThemeConf)) { 046 return null; 047 } 048 049 DocumentModel currentSuperSpace = (DocumentModel) Component.getInstance("currentSuperSpace"); 050 if (currentSuperSpace == null) { 051 return null; 052 } 053 054 // Get the placeful local theme configuration for the current 055 // workspace. 056 LocalThemeConfig localThemeConfig = LocalThemeHelper.getLocalThemeConfig(currentSuperSpace); 057 if (localThemeConfig == null) { 058 return null; 059 } 060 061 // extract the flavor 062 String flavor = localThemeConfig.getFlavor(); 063 if (flavor == null) { 064 return null; 065 } 066 067 // Check that the theme page accepts this flavor 068 FacesContext faces = (FacesContext) context; 069 String theme = (String) faces.getExternalContext().getRequestMap().get( 070 Negotiator.NEGOTIATION_RESULT_PREFIX + Negotiator.NEGOTIATION_OBJECT.theme.name()); 071 if (theme != null) { 072 ThemeStylingService service = Framework.getService(ThemeStylingService.class); 073 if (service == null) { 074 log.error("Could not find the ThemeStylingService"); 075 return null; 076 } 077 List<String> flavors = service.getFlavorNames(theme); 078 if (flavors != null && flavors.contains(flavor)) { 079 return flavor; 080 } else { 081 if (log.isDebugEnabled()) { 082 log.debug(String.format("Local configuration: current theme page " 083 + "'%s' does not accept the flavor '%s'", theme, flavor)); 084 } 085 } 086 } 087 return null; 088 } 089}