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/*
This file is part of Subsonic.
Subsonic is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Subsonic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Subsonic. If not, see <http://www.gnu.org/licenses/>.
Copyright 2009 (C) Sindre Mehus
*/
package net.sourceforge.subsonic.controller;
import net.sourceforge.subsonic.domain.Avatar;
import net.sourceforge.subsonic.domain.AvatarScheme;
import net.sourceforge.subsonic.domain.UserSettings;
import net.sourceforge.subsonic.service.SettingsService;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.Controller;
import org.springframework.web.servlet.mvc.LastModified;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Controller which produces avatar images.
*
* @author Sindre Mehus
*/
public class AvatarController implements Controller, LastModified {
private SettingsService settingsService;
public long getLastModified(HttpServletRequest request) {
Avatar avatar = getAvatar(request);
return avatar == null ? -1L : avatar.getCreatedDate().getTime();
}
public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception {
Avatar avatar = getAvatar(request);
if (avatar == null) {
response.sendError(HttpServletResponse.SC_NOT_FOUND);
return null;
}
// TODO: specify caching filter.
response.setContentType(avatar.getMimeType());
response.getOutputStream().write(avatar.getData());
return null;
}
private Avatar getAvatar(HttpServletRequest request) {
String id = request.getParameter("id");
if (id != null) {
return settingsService.getSystemAvatar(Integer.parseInt(id));
}
String username = request.getParameter("username");
if (username == null) {
return null;
}
UserSettings userSettings = settingsService.getUserSettings(username);
if (userSettings.getAvatarScheme() == AvatarScheme.SYSTEM) {
return settingsService.getSystemAvatar(userSettings.getSystemAvatarId());
}
return settingsService.getCustomAvatar(username);
}
public void setSettingsService(SettingsService settingsService) {
this.settingsService = settingsService;
}
}
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