/*
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neon-fm - Dateiverwaltung fuer neon
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Copyright (C) 2024 Ulrich Hilger
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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package de.uhilger.neon.fm;
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import com.sun.net.httpserver.HttpExchange;
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import de.uhilger.neon.FileServer;
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import de.uhilger.neon.HttpResponder;
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import de.uhilger.fm.Duplicator;
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import de.uhilger.fm.Mover;
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import de.uhilger.fm.Renamer;
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import de.uhilger.fm.Inflator;
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import de.uhilger.fm.Deflator;
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import java.io.IOException;
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/**
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* Ein Neon-Actor fuer Aenderungen an Dateien.
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*
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* Die folgenden Aktionen werden ausgefuehrt.
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*
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* PUT [url] [body]
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*
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* <pre>
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* - Inhalt einer einzelnen Datei anlegen oder ueberschreiben: url=ziel, Dateiinhalt im Body
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* - Liste mit Dateien kopieren (?copyFrom=quelle): url=ziel, Dateiliste im Body
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* - Liste mit Dateien verschieben (?moveFrom=quelle): url=Ziel, Dateiliste im Body
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* - einzelne Datei duplizieren (?duplicate): url=Zieldatei
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* - einzelne Datei umbenennen (?renameTo=neuer Name): url=Datei oder -odner
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* - Ordner packen (?zip): url=Ordner
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* - Zip-Datei entpacken (?unzip): url=Datei
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* </pre>
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*
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* @author Ulrich Hilger
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* @version 0.1, 07.11.2024
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*/
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public class FileManipulator extends AbstractFileActor {
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private static final String P_RENAME = "renameTo";
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private static final String P_COPY = "copyFrom";
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private static final String P_MOVE = "moveFrom";
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private static final String P_DUPLICATE = "duplicate";
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private static final String P_ZIP = "zip";
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private static final String P_UNZIP = "unzip";
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public void run(HttpExchange exchange) {
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try {
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super.run(exchange);
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String query = exchange.getRequestURI().getQuery();
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if (query != null) {
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String[] params = query.split(FileServer.STR_EQUAL);
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switch (params[0]) {
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case P_RENAME:
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h.inspectFileName(params[1]);
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String neuerDateiName = new Renamer().umbenennen(exchange, fileName, params[1], file);
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antwort(exchange, HttpResponder.SC_OK, neuerDateiName);
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break;
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case P_COPY:
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h.inspectFileName(params[1]);
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copyOrMove(exchange, params[1], fileName, Mover.OP_COPY);
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break;
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case P_MOVE:
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h.inspectFileName(params[1]);
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copyOrMove(exchange, params[1], fileName, Mover.OP_MOVE);
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break;
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case P_DUPLICATE:
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if (Boolean.parseBoolean(params[1])) {
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String dup = new Duplicator().duplizieren(base, fileName);
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//logger.fine("neuer Name: " + neuerDateiName);
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antwort(exchange, HttpResponder.SC_OK, dup);
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}
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break;
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case P_ZIP:
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String path = exchange.getRequestURI().toString();
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zipAntwort(exchange, new Deflator().packFolder(fileName, path, base));
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break;
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case P_UNZIP:
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path = exchange.getRequestURI().toString();
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zipAntwort(exchange, new Inflator().extractZipfile(fileName, path, base));
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break;
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default:
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antwort(exchange, HttpResponder.SC_NOT_FOUND, "ungueltige Anfrage");
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break;
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}
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} else {
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if (fileName.endsWith(FileServer.STR_SLASH)) {
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antwort(exchange, HttpResponder.SC_METHOD_NOT_ALLOWED, "PUT nicht erlaubt, POST verwenden.");
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} else {
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speichern(exchange);
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}
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}
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} catch (IOException | IllegalArgumentException ex) {
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fehlerAntwort(exchange, ex);
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} finally {
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free();
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}
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}
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private void copyOrMove(HttpExchange exchange, String quelle, String ziel, int op) throws IOException {
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String[] dateiNamen = dateiliste(exchange);
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new Mover().copyOrMoveFiles(quelle, ziel, dateiNamen, op, base);
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antwort(exchange, HttpResponder.SC_OK, "Dateien verarbeitet.");
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}
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private void zipAntwort(HttpExchange exchange, String antw) throws IOException {
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if (antw.equalsIgnoreCase("ok")) {
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antwort(exchange, HttpResponder.SC_OK, antw);
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} else {
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antwort(exchange, HttpResponder.SC_UNPROCESSABLE_ENTITY, antw);
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}
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}
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}
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