| commit | author | age | ||
| e369b9 | 1 | /* |
| c45b52 | 2 | fm - File management class library |
| e369b9 | 3 | Copyright (C) 2024 Ulrich Hilger |
| U | 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.fm; | |
| 19 | ||
| 20 | import com.sun.net.httpserver.HttpExchange; | |
| 21 | import java.io.File; | |
| 22 | import java.io.IOException; | |
| 23 | import java.nio.file.DirectoryStream; | |
| 24 | import java.nio.file.Files; | |
| 25 | import java.nio.file.Path; | |
| 26 | ||
| 27 | /** | |
| 28 | * Eine Klasse mit Methoden zum Umbenennen von Dateien | |
| 29 | * | |
| 30 | * @author Ulrich Hilger, 15. Januar 2024 | |
| 31 | */ | |
| 32 | public class Renamer { | |
| 33 | ||
| 34 | public static final String STR_DOT = "."; | |
| 35 | ||
| 973951 | 36 | public String umbenennen(HttpExchange exchange, String relPfad, String neuerName, File file) |
| U | 37 | throws IOException { |
| e369b9 | 38 | File neueDatei; |
| U | 39 | String fname = file.getName().toLowerCase(); |
| 973951 | 40 | if(fname.endsWith(ImageFileFilter.JPEG) || fname.endsWith(ImageFileFilter.JPG) || |
| U | 41 | fname.endsWith(ImageFileFilter.PNG)) { |
| e369b9 | 42 | neueDatei = renameImgFiles(file.getParentFile(), file, neuerName); |
| U | 43 | } else { |
| 44 | neueDatei = new File(file.getParentFile(), neuerName); | |
| 45 | file.renameTo(neueDatei); | |
| 46 | } | |
| 47 | return neueDatei.getName(); | |
| 48 | } | |
| 49 | ||
| 50 | public File renameImgFiles(File targetDir, File targetFile, String newName) throws IOException { | |
| 51 | String alt; | |
| 52 | String neu; | |
| 53 | File neueDatei = targetFile; | |
| 54 | ||
| 55 | int newdotpos = newName.lastIndexOf(STR_DOT); | |
| 56 | String newfname = newName.substring(0, newdotpos); | |
| 57 | String newext = newName.substring(newdotpos); | |
| 58 | //logger.fine("newfname: " + newfname + ", newext: " + newext); | |
| 59 | ||
| 60 | String fnameext = targetFile.getName(); | |
| 61 | int dotpos = fnameext.lastIndexOf(STR_DOT); | |
| 62 | String fname = fnameext.substring(0, dotpos); | |
| 63 | String ext = fnameext.substring(dotpos); | |
| 64 | //logger.fine("fname: " + fname + ", ext: " + ext); | |
| 65 | ||
| 973951 | 66 | DirectoryStream<Path> stream = Files.newDirectoryStream(targetDir.toPath(), fname + "*" + ext); |
| e369b9 | 67 | for (Path path : stream) { |
| U | 68 | //logger.fine(path.getFileName().toString()); |
| 69 | alt = path.getFileName().toString(); | |
| 70 | //logger.fine("alt: " + alt); | |
| 973951 | 71 | if(alt.contains(ImageFileFilter.TN)) { |
| U | 72 | neu = newfname + ImageFileFilter.TN + newext; |
| 73 | } else if (alt.contains(ImageFileFilter.KL)) { | |
| 74 | neu = newfname + ImageFileFilter.KL + newext; | |
| 75 | } else if(alt.contains(ImageFileFilter.GR)) { | |
| 76 | neu = newfname + ImageFileFilter.GR + newext; | |
| 77 | } else if(alt.contains(ImageFileFilter.MT)) { | |
| 78 | neu = newfname + ImageFileFilter.MT + newext; | |
| 79 | } else if(alt.contains(ImageFileFilter.SM)) { | |
| 80 | neu = newfname + ImageFileFilter.SM + newext; | |
| e369b9 | 81 | } else { |
| U | 82 | neu = newName; |
| 83 | } | |
| 84 | neueDatei = new File(targetDir, neu); | |
| 85 | path.toFile().renameTo(neueDatei); | |
| 86 | } | |
| 87 | stream.close(); | |
| 88 | return neueDatei; | |
| 89 | } | |
| 90 | ||
| 91 | ||
| 92 | ||
| 93 | } | |
