2 * DemosceneMusic - AddTrackPage.java - Copyright © 2012 David Roden
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 package net.pterodactylus.demoscenemusic.page.admin;
20 import net.pterodactylus.demoscenemusic.core.Core;
21 import net.pterodactylus.demoscenemusic.data.Artist;
22 import net.pterodactylus.demoscenemusic.data.Track;
23 import net.pterodactylus.demoscenemusic.page.ServletRequest;
24 import net.pterodactylus.util.database.DatabaseException;
25 import net.pterodactylus.util.template.Template;
26 import net.pterodactylus.util.template.TemplateContext;
27 import net.pterodactylus.util.template.TemplateContextFactory;
28 import net.pterodactylus.util.web.Method;
29 import net.pterodactylus.util.web.RedirectException;
32 * Page that lets the user create a new track. The track is created without any
35 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
37 public class AddTrackPage extends AdminBasePage {
40 * Creates a new “add track” page.
44 * @param templateContextFactory
45 * The template context factory
47 * The template to render
49 public AddTrackPage(Core core, TemplateContextFactory templateContextFactory, Template template) {
50 super(core, templateContextFactory, template, "admin.add-track");
61 protected void processTemplate(TemplateContext templateContext, ServletRequest request) throws RedirectException {
62 super.processTemplate(templateContext, request);
63 if (request.getMethod() == Method.POST) {
64 String name = request.getServletRequest().getParameter("name").trim();
65 if (name.length() == 0) {
66 templateContext.set("error", "no-name-given");
70 String artistId = request.getServletRequest().getParameter("artist");
71 Artist artist = getCore().getDataManager().getArtistById(artistId);
73 templateContext.set("error", "no-artist-given");
75 Track track = getCore().getDataManager().createTrack(name);
76 track.getArtists().add(artist);
77 getCore().getDataManager().saveTrack(track);
78 throw new RedirectException("admin.edit-track?id=" + track.getId());
79 } catch (DatabaseException de1) {
80 throw new RuntimeException("Could not create track.", de1);