| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| * |
| */ |
| |
| /* $Id$ */ |
| |
| package org.apache.lenya.cms.publication; |
| |
| /** |
| * This class resolves all Lenya-specific information from a webapp URL. |
| */ |
| public class URLInformation { |
| |
| private String publicationId = null; |
| private String area = null; |
| private String completeArea = null; |
| private String documentUrl = null; |
| |
| private String url; |
| |
| /** |
| * Returns the area (without the "webdav" prefix). |
| * @return A string. |
| */ |
| public String getArea() { |
| if (this.area == null) { |
| String completeArea = getCompleteArea(); |
| if (Publication.DAV_AREA.equals(completeArea)) { |
| this.area = Publication.AUTHORING_AREA; |
| } else { |
| this.area = completeArea; |
| } |
| } |
| return this.area; |
| } |
| |
| /** |
| * Returns the complete area (including the "webdav" prefix). |
| * @return A string. |
| */ |
| public String getCompleteArea() { |
| String pubId = getPublicationId(); |
| if (this.completeArea == null && pubId != null) { |
| String pubUrl = this.url.substring(pubId.length()); |
| if (pubUrl.startsWith("/")) { |
| this.completeArea = extractBeforeSlash(pubUrl.substring(1)); |
| } else { |
| this.completeArea = null; |
| } |
| } |
| return this.completeArea; |
| } |
| |
| /** |
| * Returns the document URL. |
| * @return A string. |
| */ |
| public String getDocumentUrl() { |
| if (this.documentUrl == null) { |
| String pubId = getPublicationId(); |
| String area = getCompleteArea(); |
| if (pubId != null && area != null) { |
| String prefix = pubId + "/" + area; |
| this.documentUrl = this.url.substring(prefix.length()); |
| } |
| } |
| return this.documentUrl; |
| } |
| |
| /** |
| * Returns the publication ID. |
| * @return A string. |
| */ |
| public String getPublicationId() { |
| if (this.publicationId == null) { |
| this.publicationId = extractBeforeSlash(this.url); |
| } |
| return this.publicationId; |
| } |
| |
| protected String extractBeforeSlash(String remaining) { |
| |
| if (remaining.length() == 0) { |
| return null; |
| } |
| |
| String step; |
| int slashIndex = remaining.indexOf('/'); |
| if (slashIndex == -1) { |
| step = remaining; |
| } else { |
| step = remaining.substring(0, slashIndex); |
| } |
| return step; |
| } |
| |
| /** |
| * Ctor. |
| * @param webappUrl A webapp URL (without context prefix). |
| */ |
| public URLInformation(String webappUrl) { |
| |
| if (!webappUrl.startsWith("/")) { |
| throw new RuntimeException("The URL [" + webappUrl + "] doesn't start with a slash!"); |
| } |
| |
| this.url = webappUrl.substring(1); |
| } |
| } |