AddIssueRelationAction.java

/*
 * This software was designed and created by Jason Carroll.
 * Copyright (c) 2002, 2003, 2004 Jason Carroll.
 * The author can be reached at jcarroll@cowsultants.com
 * ITracker website: http://www.cowsultants.com
 * ITracker forums: http://www.cowsultants.com/phpBB/index.php
 *
 * This program is free software; you can redistribute it and/or modify
 * it only under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 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.
 */

package org.itracker.web.actions.project;

import org.apache.commons.beanutils.PropertyUtils;
import org.apache.log4j.Logger;
import org.apache.struts.action.*;
import org.itracker.model.Issue;
import org.itracker.model.IssueRelation;
import org.itracker.model.PermissionType;
import org.itracker.model.User;
import org.itracker.model.util.IssueUtilities;
import org.itracker.services.IssueService;
import org.itracker.services.UserService;
import org.itracker.core.AuthenticationConstants;
import org.itracker.web.actions.base.ItrackerBaseAction;
import org.itracker.web.util.Constants;
import org.itracker.web.util.ServletContextUtils;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.util.Map;
import java.util.Set;


public class AddIssueRelationAction extends ItrackerBaseAction {

    private static final Logger log = Logger.getLogger(AddIssueRelationAction.class);

    public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

        ActionMessages errors = new ActionMessages();

        Integer issueId = null;
        String caller = "index";

        UserService userService = ServletContextUtils.getItrackerServices().getUserService();

        try {

            IssueService issueService = ServletContextUtils.getItrackerServices().getIssueService();

            caller = (String) PropertyUtils.getSimpleProperty(form, "caller");
            issueId = (Integer) PropertyUtils.getSimpleProperty(form, "issueId");
            Integer relatedIssueId = (Integer) PropertyUtils.getSimpleProperty(form, "relatedIssueId");
            IssueRelation.Type relationType = (IssueRelation.Type) PropertyUtils.getSimpleProperty(form, "relationType");

            HttpSession session = request.getSession(true);
            User currUser = (User) session.getAttribute(Constants.USER_KEY);

            Map<Integer, Set<PermissionType>> usersMapOfProjectIdsAndSetOfPermissionTypes =
                    userService.getUsersMapOfProjectIdsAndSetOfPermissionTypes(currUser, AuthenticationConstants.REQ_SOURCE_WEB);

            Integer currUserId = currUser.getId();

            Issue issue = issueService.getIssue(issueId);
            if (issue == null || issue.getProject() == null || !IssueUtilities.canEditIssue(issue, currUserId, usersMapOfProjectIdsAndSetOfPermissionTypes)) {
                return mapping.findForward("unauthorized");
            }

            Issue relatedIssue = issueService.getIssue(relatedIssueId);
            if (relatedIssue == null) {
                errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("itracker.web.error.relation.invalidissue"));
            } else if (relatedIssue.getProject() == null || !IssueUtilities.canEditIssue(relatedIssue, currUserId, usersMapOfProjectIdsAndSetOfPermissionTypes)) {
                return mapping.findForward("unauthorized");
            } else {
                if (IssueUtilities.hasIssueRelation(issue, relatedIssueId)) {
                    errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("itracker.web.error.relation.exists", relatedIssueId));
                }
                if (!issueService.addIssueRelation(issueId, relatedIssueId, relationType, currUser.getId())) {
                    errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("itracker.web.error.relation.adderror"));
                }
            }
        } catch (RuntimeException e) {
            log.info("execute: caught exception ", e);
            errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("itracker.web.error.system"));
        } catch (IllegalAccessException e) {
            log.info("execute: caught exception ", e);
            errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("itracker.web.error.system"));
        } catch (InvocationTargetException e) {
            log.info("execute: caught exception ", e);
            errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("itracker.web.error.system"));
        } catch (NoSuchMethodException e) {
            log.info("execute: caught exception ", e);
            errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("itracker.web.error.system"));
        }

        if (!errors.isEmpty()) {
            saveErrors(request, errors);
        }

        return new ActionForward(mapping.findForward(caller).getPath() + (issueId != null ? "?id=" + issueId : ""));
    }

}