com.tysanclan.site.projectewok.pages.member.group.EditGroupForumModeratorPage.java Source code

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Here is the source code for com.tysanclan.site.projectewok.pages.member.group.EditGroupForumModeratorPage.java

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/**
 * Tysan Clan Website
 * Copyright (C) 2008-2013 Jeroen Steenbeeke and Ties van de Ven
 *
 * This program 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.
 *
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.tysanclan.site.projectewok.pages.member.group;

import java.util.Collections;
import java.util.Comparator;
import java.util.LinkedList;
import java.util.List;

import org.apache.wicket.RestartResponseAtInterceptPageException;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.form.DropDownChoice;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.image.ContextImage;
import org.apache.wicket.markup.html.link.Link;
import org.apache.wicket.markup.html.list.ListItem;
import org.apache.wicket.markup.html.list.ListView;
import org.apache.wicket.model.IModel;
import org.apache.wicket.spring.injection.annot.SpringBean;

import com.jeroensteenbeeke.hyperion.data.ModelMaker;
import com.tysanclan.site.projectewok.TysanPage;
import com.tysanclan.site.projectewok.auth.TysanMemberSecured;
import com.tysanclan.site.projectewok.beans.ForumService;
import com.tysanclan.site.projectewok.entities.Group;
import com.tysanclan.site.projectewok.entities.GroupForum;
import com.tysanclan.site.projectewok.entities.User;
import com.tysanclan.site.projectewok.pages.AccessDeniedPage;

/**
 * @author Jeroen Steenbeeke
 */
@TysanMemberSecured
public class EditGroupForumModeratorPage extends TysanPage {
    private static final long serialVersionUID = 1L;

    private IModel<GroupForum> forumModel;

    public EditGroupForumModeratorPage(GroupForum groupForum) {
        super("Moderators for forum " + groupForum.getName());

        forumModel = ModelMaker.wrap(groupForum);

        Group group = groupForum.getGroup();

        if (!group.getLeader().equals(getUser())) {
            throw new RestartResponseAtInterceptPageException(AccessDeniedPage.class);
        }

        add(new Label("title", "Moderators for forum " + groupForum.getName()));

        List<User> moderators = new LinkedList<User>();
        moderators.addAll(groupForum.getModerators());

        Collections.sort(moderators, new Comparator<User>() {

            @Override
            public int compare(User o1, User o2) {
                return o1.getUsername().compareTo(o2.getUsername());
            }

        });

        add(new ListView<User>("moderators", ModelMaker.wrap(moderators)) {
            private static final long serialVersionUID = 1L;

            @Override
            protected void populateItem(ListItem<User> item) {
                User user = item.getModelObject();
                item.add(new Label("user", user.getUsername()));

                Link<User> deleteLink = new Link<User>("remove", ModelMaker.wrap(user)) {
                    private static final long serialVersionUID = 1L;

                    @SpringBean
                    private ForumService forumService;

                    /**
                     * @see org.apache.wicket.markup.html.link.Link#onClick()
                     */
                    @Override
                    public void onClick() {
                        User moderator = getModelObject();

                        setResponsePage(new EditGroupForumModeratorPage(
                                (GroupForum) forumService.removeModerator(getUser(), getForum(), moderator)));
                    }
                };

                deleteLink.add(new ContextImage("icon", "images/icons/group_delete.png"));

                item.add(deleteLink);

            }

        });

        Form<GroupForum> addModeratorForm = new Form<GroupForum>("addForm", ModelMaker.wrap(groupForum)) {
            private static final long serialVersionUID = 1L;

            @SpringBean
            private ForumService forumService;

            /**
             * @see org.apache.wicket.markup.html.form.Form#onSubmit()
             */
            @SuppressWarnings("unchecked")
            @Override
            protected void onSubmit() {
                DropDownChoice<User> userChoice = (DropDownChoice<User>) get("userSelect");

                User moderator = userChoice.getModelObject();

                setResponsePage(new EditGroupForumModeratorPage(
                        (GroupForum) forumService.addModerator(getUser(), getModelObject(), moderator)));
            }

        };

        List<User> users = new LinkedList<User>();

        users.addAll(group.getGroupMembers());
        users.removeAll(moderators);

        Collections.sort(users, new Comparator<User>() {

            @Override
            public int compare(User o1, User o2) {
                return o1.getUsername().compareToIgnoreCase(o2.getUsername());
            }

        });

        addModeratorForm.add(
                new DropDownChoice<User>("userSelect", ModelMaker.wrap(users.isEmpty() ? null : users.get(0), true),
                        ModelMaker.wrap(users)).setNullValid(false));

        addModeratorForm.setVisible(!users.isEmpty());

        add(addModeratorForm);

        addBackLink(group);
    }

    private GroupForum getForum() {
        return forumModel.getObject();
    }

    private void addBackLink(Group group) {
        add(new Link<Group>("back", ModelMaker.wrap(group)) {
            private static final long serialVersionUID = 1L;

            /**
             * @see org.apache.wicket.markup.html.link.Link#onClick()
             */
            @Override
            public void onClick() {
                setResponsePage(new GroupForumManagementPage(getModelObject()));

            }
        });
    }
}