001/* 002 * (C) Copyright 2012 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 * bjalon 018 */ 019package org.nuxeo.ecm.mobile.handler; 020 021import java.util.Arrays; 022import java.util.List; 023import java.util.Map; 024 025import javax.servlet.http.HttpServletRequest; 026 027import org.apache.commons.logging.Log; 028import org.apache.commons.logging.LogFactory; 029 030/** 031 * @author <a href="mailto:bjalon@nuxeo.com">Benjamin JALON</a> 032 * @since 5.5 033 */ 034public class MobileRequestHandler implements RequestHandler { 035 036 public static final String URL_SKIPPED_PATTERNS_PROP = "urlSkippedPatterns"; 037 038 private static final Log log = LogFactory.getLog(MobileRequestHandler.class); 039 040 private static List<String> MOBILE_USER_AGENT_REGEXP = Arrays.asList("(.*)Mobile(.*)Safari(.*)", 041 "(.*)AppleWebKit(.*)Mobile(.*)", "(.*)Android(.*)"); 042 043 private String[] urlPatterns; 044 045 @Override 046 public boolean isRequestRedirectedToApplication(HttpServletRequest request) { 047 048 // Some resources are skipped (nxfile pattern for instance, ...) but we 049 // want login page displayed for mobile 050 String queryString = request.getQueryString() != null ? "?" + request.getQueryString() : ""; 051 052 String urlRequest = request.getRequestURL() + queryString; 053 054 if (urlPatterns != null) { 055 for (String urlPattern : urlPatterns) { 056 if (urlRequest.matches(urlPattern)) { 057 if (log.isDebugEnabled()) { 058 log.debug(String.format("Mobile Handler: URL redirection (%s) is skipped by configuration: %s", 059 urlRequest, urlPattern)); 060 } 061 return false; 062 } 063 } 064 } 065 066 return isRequestRedirectedToApplicationLoginForm(request); 067 068 } 069 070 @Override 071 public boolean isRequestRedirectedToApplicationLoginForm(HttpServletRequest request) { 072 String userAgent = request.getHeader("User-Agent"); 073 074 if (userAgent == null) { 075 return false; 076 } 077 078 for (String pattern : MOBILE_USER_AGENT_REGEXP) { 079 if (userAgent.matches(pattern)) { 080 return true; 081 } 082 } 083 084 return false; 085 } 086 087 @Override 088 public RequestHandler init(Map<String, String> properties) { 089 String urlSkippedPatterns = properties.get(URL_SKIPPED_PATTERNS_PROP); 090 091 if (urlSkippedPatterns != null && !"".equals(urlSkippedPatterns)) { 092 urlPatterns = urlSkippedPatterns.split("[|]"); 093 } 094 095 return this; 096 } 097 098}