001    /**
002     * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet.mobiledevicerules.action;
016    
017    import com.liferay.portal.kernel.bean.BeanParamUtil;
018    import com.liferay.portal.kernel.exception.PortalException;
019    import com.liferay.portal.kernel.exception.SystemException;
020    import com.liferay.portal.kernel.json.JSONArray;
021    import com.liferay.portal.kernel.json.JSONFactoryUtil;
022    import com.liferay.portal.kernel.json.JSONObject;
023    import com.liferay.portal.kernel.servlet.SessionErrors;
024    import com.liferay.portal.kernel.util.Constants;
025    import com.liferay.portal.kernel.util.ParamUtil;
026    import com.liferay.portal.security.auth.PrincipalException;
027    import com.liferay.portal.struts.PortletAction;
028    import com.liferay.portal.util.WebKeys;
029    import com.liferay.portlet.mobiledevicerules.NoSuchRuleGroupException;
030    import com.liferay.portlet.mobiledevicerules.model.MDRRuleGroup;
031    import com.liferay.portlet.mobiledevicerules.model.MDRRuleGroupInstance;
032    import com.liferay.portlet.mobiledevicerules.service.MDRRuleGroupInstanceLocalServiceUtil;
033    import com.liferay.portlet.mobiledevicerules.service.MDRRuleGroupInstanceServiceUtil;
034    import com.liferay.portlet.mobiledevicerules.service.MDRRuleGroupLocalServiceUtil;
035    
036    import javax.portlet.ActionRequest;
037    import javax.portlet.ActionResponse;
038    import javax.portlet.PortletConfig;
039    import javax.portlet.RenderRequest;
040    import javax.portlet.RenderResponse;
041    
042    import org.apache.struts.action.ActionForm;
043    import org.apache.struts.action.ActionForward;
044    import org.apache.struts.action.ActionMapping;
045    
046    /**
047     * @author Edward Han
048     */
049    public class EditRuleGroupInstanceAction extends PortletAction {
050    
051            @Override
052            public void processAction(
053                            ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
054                            ActionRequest actionRequest, ActionResponse actionResponse)
055                    throws Exception {
056    
057                    String cmd = ParamUtil.getString(actionRequest, Constants.CMD);
058    
059                    try {
060                            if (cmd.equals(Constants.DELETE)) {
061                                    deleteRuleGroupInstance(actionRequest);
062                            }
063                            else if (cmd.equals(Constants.UPDATE)) {
064                                    updateRuleGroupInstancesPriorities(actionRequest);
065                            }
066    
067                            sendRedirect(actionRequest, actionResponse);
068                    }
069                    catch (Exception e) {
070                            if (e instanceof PrincipalException) {
071                                    SessionErrors.add(actionRequest, e.getClass().getName());
072    
073                                    setForward(actionRequest, "portlet.mobile_device_rules.error");
074                            }
075                            else if (e instanceof NoSuchRuleGroupException) {
076                                    SessionErrors.add(actionRequest, e.getClass().getName());
077                            }
078                            else {
079                                    throw e;
080                            }
081                    }
082            }
083    
084            @Override
085            public ActionForward render(
086                            ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
087                            RenderRequest renderRequest, RenderResponse renderResponse)
088                    throws Exception {
089    
090                    long ruleGroupInstanceId = ParamUtil.getLong(
091                            renderRequest, "ruleGroupInstanceId");
092    
093                    MDRRuleGroupInstance ruleGroupInstance =
094                            MDRRuleGroupInstanceLocalServiceUtil.fetchRuleGroupInstance(
095                                    ruleGroupInstanceId);
096    
097                    renderRequest.setAttribute(
098                            WebKeys.MOBILE_DEVICE_RULES_RULE_INSTANCE, ruleGroupInstance);
099    
100                    long ruleGroupId = BeanParamUtil.getLong(
101                            ruleGroupInstance, renderRequest, "ruleGroupId");
102    
103                    MDRRuleGroup ruleGroup = MDRRuleGroupLocalServiceUtil.fetchRuleGroup(
104                            ruleGroupId);
105    
106                    renderRequest.setAttribute(
107                            WebKeys.MOBILE_DEVICE_RULES_RULE_GROUP, ruleGroup);
108    
109                    return mapping.findForward(
110                            "portlet.mobile_device_rules.edit_rule_group_instance_priorities");
111            }
112    
113            protected void deleteRuleGroupInstance(ActionRequest actionRequest)
114                    throws PortalException, SystemException {
115    
116                    long ruleGroupInstanceId = ParamUtil.getLong(
117                            actionRequest, "ruleGroupInstanceId");
118    
119                    MDRRuleGroupInstanceServiceUtil.deleteRuleGroupInstance(
120                            ruleGroupInstanceId);
121            }
122    
123            protected void updateRuleGroupInstancesPriorities(
124                            ActionRequest actionRequest)
125                    throws PortalException, SystemException {
126    
127                    String ruleGroupsInstancesJSON = ParamUtil.getString(
128                            actionRequest, "ruleGroupsInstancesJSON");
129    
130                    JSONArray ruleGroupsInstancesJSONArray =
131                            JSONFactoryUtil.createJSONArray(ruleGroupsInstancesJSON);
132    
133                    for (int i = 0; i < ruleGroupsInstancesJSONArray.length(); i++) {
134                            JSONObject ruleGroupInstanceJSONObject =
135                                    ruleGroupsInstancesJSONArray.getJSONObject(i);
136    
137                            long ruleGroupInstanceId = ruleGroupInstanceJSONObject.getLong(
138                                    "ruleGroupInstanceId");
139    
140                            int priority = ruleGroupInstanceJSONObject.getInt("priority");
141    
142                            MDRRuleGroupInstanceServiceUtil.updateRuleGroupInstance(
143                                    ruleGroupInstanceId, priority);
144                    }
145            }
146    
147    }