Subversion Repositories general

package ak.hostcaptain.core.action;

import java.util.List;

import java.util.Collections;

import java.util.ArrayList;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.Action;

import org.apache.struts.action.ActionMapping;

import org.apache.struts.action.ActionForm;

import org.apache.struts.action.DynaActionForm;

import org.apache.struts.action.ActionForward;

import org.apache.struts.action.ActionMessages;

import org.apache.struts.action.ActionErrors;

import org.apache.struts.action.ActionError;

import ak.strutsx.RequestUtilsX;

import ak.strutsx.ErrorHandlerX;

import ak.backpath.BackPath;

import ak.hostcaptain.util.StringConverter;

import ak.hostcaptain.util.UserException;

import ak.hostcaptain.core.CoreResources;

import ak.hostcaptain.core.model.User;

import ak.hostcaptain.core.model.UserManager;

public final class UserAction

	extends Action

	implements ErrorHandlerX

{

	public void handleErrors(ActionMapping mapping, ActionForm form,

			 HttpServletRequest request, HttpServletResponse response)

		throws Exception

	{

		if("submit".equals(mapping.getParameter())) {

			User user = (User)request.getSession().getAttribute("user");

			initUserList(request, user);

		}

	}

	public ActionForward execute(ActionMapping mapping, ActionForm form,

			HttpServletRequest request, HttpServletResponse response)

		throws Exception

	{

		User user = (User)request.getSession().getAttribute("user");

		if("list".equals(mapping.getParameter())) {

			List list = new ArrayList(UserManager.getInstance().listUsers(user));

			Collections.sort(list, UserManager.LOGIN_COMPARATOR);

			request.setAttribute("users", list);

			return mapping.findForward("default");

		}

		else if("edit".equals(mapping.getParameter())) {

			DynaActionForm theForm  = (DynaActionForm)form;

			Long           userId   = StringConverter.parseLong(theForm.get("id"));

			DynaActionForm showForm = (DynaActionForm)RequestUtilsX.populateActionForm(

				this, request, "ak.hostcaptain.core.form.UserEditForm");

			if(userId == null) {

				showForm.set("enabled", new Boolean(true));

			}

			else {

				User u = UserManager.getInstance().get(user, userId);

				showForm.set("login",     u.getLogin());

				if(u.getBoss() != null)

					showForm.set("boss", StringConverter.toString(u.getBoss().getId()));

				showForm.set("superuser", u.getSuperuser());

				showForm.set("enabled",   u.getEnabled());

				showForm.set("comment",   u.getComment());

			}

			initUserList(request, user);

			return mapping.findForward("default");

		}

		else if("delete".equals(mapping.getParameter())) {

			DynaActionForm theForm  = (DynaActionForm)form;

			Long           userId   = StringConverter.parseLong(theForm.get("id"));

			User           u        = UserManager.getInstance().get(user, userId);

			if(u.equals(user))

				throw new UserException(CoreResources.DELETE_ME_SELF);

			// FIXME: invalidate session of deleted user if it is logged in

            // FIXME: if two admins delete each other at the same time

			UserManager.getInstance().delete(user, u);

			response.sendRedirect(BackPath.findBackPath(request).getBackwardUrl());

			return null;

		}

		else if("submit".equals(mapping.getParameter())) {

			DynaActionForm theForm  = (DynaActionForm)form;

			Long           userId   = StringConverter.parseLong(theForm.get("id"));

			User           u;

            String         password = (String)theForm.get("password");

			if(userId == null) {

	            if(password == null || password.equals(""))

	            	throw new UserException(CoreResources.PASSWORD_REQUIRED);

				u = UserManager.getInstance().create(user);

			}

			else {

				u = UserManager.getInstance().get(user, userId);

			}

			u.setLogin((String)theForm.get("login"));

			Long bossId = StringConverter.parseLong(theForm.get("boss"));

			if(bossId == null)

				u.setBoss(null);

			else

				u.setBoss(UserManager.getInstance().get(user, bossId));

			if(!user.equals(u)) // do not allow user to change own superuser status

				u.setSuperuser((Boolean)theForm.get("superuser"));

            if(password != null && !password.equals(""))

            	u.setNewPassword(password);

			u.setEnabled((Boolean)theForm.get("enabled"));

			u.setComment((String)theForm.get("comment"));

			UserManager.getInstance().save(user, u);

			response.sendRedirect(BackPath.findBackPath(request).getBackwardUrl());

			return null;

		}

		else {

			throw new Exception("unknown mapping parameter");

		}

	}

	private void initUserList(HttpServletRequest request, User user)

		throws Exception

	{

		List list = new ArrayList(UserManager.getInstance().listUsers(user));

		Collections.sort(list, UserManager.LOGIN_COMPARATOR);

		request.setAttribute("users", list);

	}

}