/**
* Copyright (c) 2007, Markus Jevring <markus@jevring.net>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The names of the contributors may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
package cu.ftpd.user.userbases.actions;
import cu.ftpd.Connection;
import cu.ftpd.Server;
import cu.ftpd.ServiceManager;
import cu.ftpd.logging.Formatter;
import cu.ftpd.filesystem.FileSystem;
import cu.ftpd.user.User;
import cu.ftpd.user.UserPermission;
import cu.ftpd.user.userbases.NoSuchUserException;
import java.util.List;
import java.util.LinkedList;
/**
* @author Markus Jevring <markus@jevring.net>
* @since 2007-okt-27 : 00:00:01
* @version $Id: Credits.java 299 2009-03-09 20:39:48Z jevring $
*/
public class Credits extends UserbaseAction {
protected final boolean give;
public Credits(boolean give) {
super((give ? "give" : "take"));
this.give = give;
}
public void execute(String[] parameterList, Connection connection, User user, FileSystem fs) {
if (user.hasPermission(UserPermission.CREDITS)) {
int loc;
List<User> users = new LinkedList<User>();
if ("*".equals(parameterList[1])) {
users.addAll(ServiceManager.getServices().getUserbase().getUsers().values());
} else if (parameterList[1].startsWith("*") && (loc = parameterList[1].indexOf('@')) > -1) {
String groupname = parameterList[1].substring(loc+1);
for (User u : ServiceManager.getServices().getUserbase().getUsers().values()) {
if (u.isMemberOfGroup(groupname)) {
users.add(u);
}
}
} else {
try {
users.add(ServiceManager.getServices().getUserbase().getUser(parameterList[1]));
} catch (NoSuchUserException e) {
connection.respond("500 " + e.getMessage());
return;
}
}
long credits;
try {
credits = Formatter.size(parameterList[2]);
} catch (NumberFormatException e) {
connection.respond("500 Please supply a number smaller than " + Long.MAX_VALUE);
return;
}
for (User u : users) {
if (give) {
u.giveCredits(credits);
} else {
u.takeCredits(credits);
}
}
connection.respond("200 Credits " + (give ? "given." : "removed."));
} else {
connection.respond("531 Permission denied.");
}
}
protected boolean currentUserIsGadminForUser(String username, User user) {
try {
User u = ServiceManager.getServices().getUserbase().getUser(username);
//current user is gadmin for any of the groups the specified user is a member of
for (String gadminGroup : user.getGadminGroups()) { // this is generally a smaller set, so it makes sense to go over that first, since we abort early
if (u.isMemberOfGroup(gadminGroup)) {
return true;
}
}
} catch (NoSuchUserException e) {
// you can't be the gadmin of a user that doesn't exist
}
return false;
}
}