| /* |
| * Copyright 1999,2004 The Apache Software Foundation. Licensed 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. |
| */ |
| package org.apache.catalina.ssi; |
| |
| |
| import javax.servlet.http.HttpServletRequest; |
| import org.apache.catalina.util.RequestUtil; |
| public class SSIServletRequestUtil { |
| /** |
| * Return the relative path associated with this servlet. Taken from |
| * DefaultServlet.java. Perhaps this should be put in |
| * org.apache.catalina.util somewhere? Seems like it would be widely used. |
| * |
| * @param request |
| * The servlet request we are processing |
| */ |
| public static String getRelativePath(HttpServletRequest request) { |
| // Are we being processed by a RequestDispatcher.include()? |
| if (request.getAttribute("javax.servlet.include.request_uri") != null) { |
| String result = (String)request |
| .getAttribute("javax.servlet.include.path_info"); |
| if (result == null) |
| result = (String)request |
| .getAttribute("javax.servlet.include.servlet_path"); |
| if ((result == null) || (result.equals(""))) result = "/"; |
| return (result); |
| } |
| // No, extract the desired path directly from the request |
| String result = request.getPathInfo(); |
| if (result == null) { |
| result = request.getServletPath(); |
| } |
| if ((result == null) || (result.equals(""))) { |
| result = "/"; |
| } |
| return normalize(result); |
| } |
| |
| |
| /** |
| * Return a context-relative path, beginning with a "/", that represents |
| * the canonical version of the specified path after ".." and "." elements |
| * are resolved out. If the specified path attempts to go outside the |
| * boundaries of the current context (i.e. too many ".." path elements are |
| * present), return <code>null</code> instead. This normalize should be |
| * the same as DefaultServlet.normalize, which is almost the same ( see |
| * source code below ) as RequestUtil.normalize. Do we need all this |
| * duplication? |
| * |
| * @param path |
| * Path to be normalized |
| */ |
| public static String normalize(String path) { |
| if (path == null) return null; |
| String normalized = path; |
| //Why doesn't RequestUtil do this?? |
| // Normalize the slashes and add leading slash if necessary |
| if (normalized.indexOf('\\') >= 0) |
| normalized = normalized.replace('\\', '/'); |
| normalized = RequestUtil.normalize(path); |
| return normalized; |
| } |
| } |