001/* 002 * This library is part of OpenCms - 003 * the Open Source Content Management System 004 * 005 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com) 006 * 007 * This library is free software; you can redistribute it and/or 008 * modify it under the terms of the GNU Lesser General Public 009 * License as published by the Free Software Foundation; either 010 * version 2.1 of the License, or (at your option) any later version. 011 * 012 * This library is distributed in the hope that it will be useful, 013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 015 * Lesser General Public License for more details. 016 * 017 * For further information about Alkacon Software, please see the 018 * company website: http://www.alkacon.com 019 * 020 * For further information about OpenCms, please see the 021 * project website: http://www.opencms.org 022 * 023 * You should have received a copy of the GNU Lesser General Public 024 * License along with this library; if not, write to the Free Software 025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 026 */ 027 028package org.opencms.staticexport; 029 030import org.opencms.file.CmsObject; 031import org.opencms.i18n.CmsLocaleManager; 032import org.opencms.i18n.CmsSingleTreeLocaleHandler; 033import org.opencms.main.OpenCms; 034import org.opencms.site.CmsSite; 035import org.opencms.util.CmsPair; 036import org.opencms.util.CmsStringUtil; 037import org.opencms.workplace.CmsWorkplace; 038 039import java.util.Locale; 040import java.util.regex.Matcher; 041import java.util.regex.Pattern; 042 043/** 044 * Link substitution handler required to render single tree localized sites.<p> 045 */ 046public class CmsLocalePrefixLinkSubstitutionHandler extends CmsDefaultLinkSubstitutionHandler { 047 048 /** 049 * @see org.opencms.staticexport.CmsDefaultLinkSubstitutionHandler#addVfsPrefix(org.opencms.file.CmsObject, java.lang.String, org.opencms.site.CmsSite, java.lang.String) 050 */ 051 @Override 052 protected CmsPair<String, String> addVfsPrefix( 053 CmsObject cms, 054 String vfsName, 055 CmsSite targetSite, 056 String parameters) { 057 058 if (CmsSite.LocalizationMode.singleTree.equals(targetSite.getLocalizationMode())) { 059 // check if locale is specified via parameters 060 Locale localeFromParameter = null; 061 if (null != parameters) { 062 Pattern pattern = Pattern.compile("(.*)" + CmsLocaleManager.PARAMETER_LOCALE + "=([^&]*)(.*)"); 063 Matcher matcher = pattern.matcher(parameters); 064 if (matcher.find()) { 065 String localeFromParameterString = matcher.group(2); 066 if ((localeFromParameterString != null) && !localeFromParameterString.isEmpty()) { 067 Locale l = CmsLocaleManager.getLocale(localeFromParameterString); 068 if (OpenCms.getLocaleManager().getAvailableLocales(cms, vfsName).contains(l)) { 069 localeFromParameter = l; 070 if (matcher.group(3).isEmpty()) { 071 parameters = matcher.group(1).substring(0, matcher.group(1).length() - 1); 072 if (parameters.isEmpty()) { 073 parameters = null; 074 } 075 } else { 076 parameters = matcher.group(1) + matcher.group(3).substring(1); 077 } 078 } 079 } 080 } 081 } 082 // inject the current locale as a virtual path element 083 return new CmsPair<String, String>( 084 CmsStringUtil.joinPaths( 085 OpenCms.getStaticExportManager().getVfsPrefix(), 086 null != localeFromParameter 087 ? localeFromParameter.toString() 088 : cms.getRequestContext().getLocale().toString(), 089 vfsName), 090 parameters); 091 } else { 092 return super.addVfsPrefix(cms, vfsName, targetSite, parameters); 093 } 094 } 095 096 /** 097 * @see org.opencms.staticexport.CmsDefaultLinkSubstitutionHandler#generateCacheKey(org.opencms.file.CmsObject, java.lang.String, java.lang.String, java.lang.String, java.lang.String) 098 */ 099 @Override 100 protected String generateCacheKey( 101 CmsObject cms, 102 String sourceSiteRoot, 103 String targetSiteRoot, 104 String detailPagePart, 105 String absoluteLink) { 106 107 return "" 108 + cms.getRequestContext().getCurrentUser().getId() 109 + ":" 110 + cms.getRequestContext().getSiteRoot() 111 + ":" 112 + sourceSiteRoot 113 + ":" 114 + targetSiteRoot 115 + ":" 116 + detailPagePart 117 + absoluteLink 118 + ":" 119 + cms.getRequestContext().getLocale().toString(); 120 } 121 122 /** 123 * @see org.opencms.staticexport.CmsDefaultLinkSubstitutionHandler#getRootPathForSite(org.opencms.file.CmsObject, java.lang.String, java.lang.String, boolean) 124 */ 125 @Override 126 protected String getRootPathForSite(CmsObject cms, String path, String siteRoot, boolean isRootPath) { 127 128 CmsSite site = OpenCms.getSiteManager().getSiteForSiteRoot(siteRoot); 129 if ((site != null) && CmsSite.LocalizationMode.singleTree.equals(site.getLocalizationMode())) { 130 if (isRootPath) { 131 path = path.substring(site.getSiteRoot().length()); 132 } 133 Locale locale = CmsSingleTreeLocaleHandler.getLocaleFromPath(path); 134 if (locale != null) { 135 path = path.substring(locale.toString().length() + 1); 136 } 137 return cms.getRequestContext().addSiteRoot(site.getSiteRoot(), path); 138 } else { 139 return super.getRootPathForSite(cms, path, siteRoot, isRootPath); 140 } 141 } 142 143 /** 144 * @see org.opencms.staticexport.CmsDefaultLinkSubstitutionHandler#prepareExportParameters(org.opencms.file.CmsObject, java.lang.String, java.lang.String) 145 */ 146 @Override 147 protected String prepareExportParameters(CmsObject cms, String vfsName, String parameters) { 148 149 CmsSite site = OpenCms.getSiteManager().getSiteForSiteRoot(cms.getRequestContext().getSiteRoot()); 150 if ((site != null) && CmsSite.LocalizationMode.singleTree.equals(site.getLocalizationMode())) { 151 if (!(OpenCms.getSiteManager().startsWithShared(vfsName) 152 || vfsName.startsWith(CmsWorkplace.VFS_PATH_SYSTEM))) { 153 if (parameters != null) { 154 parameters += "&"; 155 } else { 156 parameters = "?"; 157 } 158 parameters += CmsLocaleManager.PARAMETER_LOCALE + "=" + cms.getRequestContext().getLocale().toString(); 159 } 160 } 161 return parameters; 162 } 163}