| RateEntryAction.java |
1 /**
2 * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portlet.ratings.action;
24
25 import com.liferay.portal.kernel.util.ParamUtil;
26 import com.liferay.portal.struts.JSONAction;
27 import com.liferay.portlet.ratings.model.RatingsStats;
28 import com.liferay.portlet.ratings.service.RatingsEntryServiceUtil;
29 import com.liferay.portlet.ratings.service.RatingsStatsLocalServiceUtil;
30
31 import javax.servlet.http.HttpServletRequest;
32 import javax.servlet.http.HttpServletResponse;
33
34 import org.apache.struts.action.ActionForm;
35 import org.apache.struts.action.ActionMapping;
36
37 import org.json.JSONObject;
38
39 /**
40 * <a href="RateEntryAction.java.html"><b><i>View Source</i></b></a>
41 *
42 * @author Brian Wing Shun Chan
43 *
44 */
45 public class RateEntryAction extends JSONAction {
46
47 public String getJSON(
48 ActionMapping mapping, ActionForm form, HttpServletRequest req,
49 HttpServletResponse res)
50 throws Exception {
51
52 String className = getClassName(req);
53 long classPK = getClassPK(req);
54 double score = ParamUtil.getDouble(req, "score");
55
56 RatingsEntryServiceUtil.updateEntry(className, classPK, score);
57
58 RatingsStats stats = RatingsStatsLocalServiceUtil.getStats(
59 className, classPK);
60
61 JSONObject jsonObj = new JSONObject();
62
63 jsonObj.put("totalEntries", stats.getTotalEntries());
64 jsonObj.put("totalScore", stats.getTotalScore());
65 jsonObj.put("averageScore", stats.getAverageScore());
66
67 return jsonObj.toString();
68 }
69
70 protected String getClassName(HttpServletRequest req) {
71 return ParamUtil.getString(req, "className");
72 }
73
74 protected long getClassPK(HttpServletRequest req) {
75 return ParamUtil.getLong(req, "classPK");
76 }
77
78 }