| commit | author | age | ||
| 9c5db9 | 1 | /* |
| U | 2 | http-adoc - Asciidoctor extensions to jdk.httpserver |
| 3 | Copyright (C) 2021 Ulrich Hilger | |
| 4 | ||
| 5 | This program is free software: you can redistribute it and/or modify | |
| 6 | it under the terms of the GNU Affero General Public License as | |
| 7 | published by the Free Software Foundation, either version 3 of the | |
| 8 | License, or (at your option) any later version. | |
| 9 | ||
| 10 | This program is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 | GNU Affero General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU Affero General Public License | |
| 16 | along with this program. If not, see <https://www.gnu.org/licenses/>. | |
| 17 | */ | |
| 18 | package de.uhilger.httpserver.adoc; | |
| 19 | ||
| 20 | import com.sun.net.httpserver.Filter; | |
| 21 | import com.sun.net.httpserver.HttpExchange; | |
| 22 | import com.sun.net.httpserver.HttpHandler; | |
| 1b0a18 | 23 | import de.uhilger.httpserver.base.HttpHelper; |
| 0de53a | 24 | import de.uhilger.httpserver.base.handler.FileHandler; |
| 9c5db9 | 25 | import java.io.File; |
| U | 26 | import java.io.IOException; |
| 27 | import java.net.URI; | |
| 28 | import java.util.logging.Logger; | |
| 29 | ||
| 30 | /** | |
| 31 | * AdocFilter prueft, ob fuer eine | |
| 32 | * Asciidoctor-Quelldatei bereits eine HTML-Version vorliegt. Wenn nicht, | |
| 33 | * verwendet der AdocFilter den AdocActor, um eine HTML-Version zu erzeugen. | |
| 34 | * | |
| 35 | * @author Ulrich Hilger | |
| 36 | * @version 1, 16.06.2021 | |
| 37 | */ | |
| 38 | public class AdocFilter extends Filter { | |
| 39 | ||
| 40 | private static final Logger logger = Logger.getLogger(AdocFilter.class.getName()); | |
| 41 | ||
| 42 | public static final String DESCRIPTION = "Asciidoctor Filter"; | |
| 43 | ||
| 44 | public static final String ADOC = ".adoc"; | |
| 45 | ||
| 46 | @Override | |
| 47 | public void doFilter(HttpExchange exchange, Chain chain) throws IOException { | |
| 48 | URI uri = exchange.getRequestURI(); | |
| 49 | String query = uri.getQuery(); | |
| 50 | //String[] params = query.split("?&"); // hier noch Regex ermitteln | |
| 51 | String requestPathStr = uri.getPath(); | |
| 52 | //logger.fine("filter: " + requestUriStr); | |
| 53 | ||
| 54 | if(requestPathStr.toLowerCase().endsWith(ADOC)) { | |
| 55 | logger.fine("filter: " + requestPathStr); | |
| 56 | HttpHandler handler = exchange.getHttpContext().getHandler(); | |
| 0de53a | 57 | if(handler instanceof FileHandler) { |
| U | 58 | FileHandler fileHandler = (FileHandler) handler; |
| 90c249 | 59 | String fileBase = exchange.getHttpContext().getAttributes().get(FileHandler.ATTR_FILE_BASE).toString(); |
| 9c5db9 | 60 | AdocActor actor = new AdocActor(); |
| 1b0a18 | 61 | HttpHelper helper = new HttpHelper(); |
| 8b9c74 | 62 | if(query != null && query.equalsIgnoreCase("pdf=true")) { |
| U | 63 | actor.processAdocFile(new File(fileBase, helper.getFileName(exchange)), Boolean.TRUE.toString()); |
| 64 | } else { | |
| 65 | actor.processAdocFile(new File(fileBase, helper.getFileName(exchange)), Boolean.FALSE.toString()); | |
| 66 | } | |
| 9c5db9 | 67 | } |
| 5ca813 | 68 | } |
| 9c5db9 | 69 | chain.doFilter(exchange); |
| U | 70 | } |
| 71 | ||
| 72 | @Override | |
| 73 | public String description() { | |
| 74 | return DESCRIPTION; | |
| 75 | } | |
| 76 | ||
| 77 | } | |
