001/* 002 * (C) Copyright 2011 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Anahide Tchertchian 018 */ 019package org.nuxeo.theme.compat.negotiators; 020 021import java.util.List; 022 023import javax.faces.context.FacesContext; 024 025import org.apache.commons.logging.Log; 026import org.apache.commons.logging.LogFactory; 027import org.jboss.seam.Component; 028import org.nuxeo.ecm.core.api.DocumentModel; 029import org.nuxeo.runtime.api.Framework; 030import org.nuxeo.theme.localconfiguration.LocalThemeConfig; 031import org.nuxeo.theme.localconfiguration.LocalThemeHelper; 032import org.nuxeo.theme.negotiation.Negotiator; 033import org.nuxeo.theme.negotiation.Scheme; 034import org.nuxeo.theme.styling.service.ThemeStylingService; 035 036/** 037 * Returns the flavor associated to the current space (workspace, section, ...) as a String. Return null otherwise. 038 * 039 * @since 5.5 040 */ 041public class LocalThemeFlavor implements Scheme { 042 043 private static final Log log = LogFactory.getLog(LocalThemeFlavor.class); 044 045 public String getOutcome(Object context) { 046 Boolean useOldThemeConf = Boolean.valueOf(Framework.getProperty(LocalThemeConfig.OLD_THEME_CONFIGURATION_PROPERTY)); 047 if (Boolean.TRUE.equals(useOldThemeConf)) { 048 return null; 049 } 050 051 DocumentModel currentSuperSpace = (DocumentModel) Component.getInstance("currentSuperSpace"); 052 if (currentSuperSpace == null) { 053 return null; 054 } 055 056 // Get the placeful local theme configuration for the current 057 // workspace. 058 LocalThemeConfig localThemeConfig = LocalThemeHelper.getLocalThemeConfig(currentSuperSpace); 059 if (localThemeConfig == null) { 060 return null; 061 } 062 063 // extract the flavor 064 String flavor = localThemeConfig.getFlavor(); 065 if (flavor == null) { 066 return null; 067 } 068 069 // Check that the theme page accepts this flavor 070 FacesContext faces = (FacesContext) context; 071 String theme = (String) faces.getExternalContext().getRequestMap().get( 072 Negotiator.NEGOTIATION_RESULT_PREFIX + Negotiator.NEGOTIATION_OBJECT.theme.name()); 073 if (theme != null) { 074 ThemeStylingService service = Framework.getService(ThemeStylingService.class); 075 if (service == null) { 076 log.error("Could not find the ThemeStylingService"); 077 return null; 078 } 079 List<String> flavors = service.getFlavorNames(theme); 080 if (flavors != null && flavors.contains(flavor)) { 081 return flavor; 082 } else { 083 if (log.isDebugEnabled()) { 084 log.debug(String.format("Local configuration: current theme page " 085 + "'%s' does not accept the flavor '%s'", theme, flavor)); 086 } 087 } 088 } 089 return null; 090 } 091}