| ViewCounterTransformerListener.java |
1 /**
2 * Copyright (c) 2000-2009 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.journal.util;
24
25 import com.liferay.portal.kernel.log.Log;
26 import com.liferay.portal.kernel.log.LogFactoryUtil;
27 import com.liferay.portal.kernel.util.StringPool;
28 import com.liferay.portal.kernel.util.StringUtil;
29
30 import java.util.Map;
31
32 /**
33 * <a href="ViewCounterTransformerListener.java.html"><b><i>View Source</i></b>
34 * </a>
35 *
36 * @author Raymond Augé
37 *
38 */
39 public class ViewCounterTransformerListener extends TransformerListener {
40
41 public String onXml(String s) {
42 if (_log.isDebugEnabled()) {
43 _log.debug("onXml");
44 }
45
46 return s;
47 }
48
49 public String onScript(String s) {
50 if (_log.isDebugEnabled()) {
51 _log.debug("onScript");
52 }
53
54 return s;
55 }
56
57 public String onOutput(String s) {
58 if (_log.isDebugEnabled()) {
59 _log.debug("onOutput");
60 }
61
62 return replace(s);
63 }
64
65 /**
66 * Replace the counter token with the increment call.
67 *
68 * @param s the given string
69 * @return the processed string
70 */
71 protected String replace(String s) {
72 Map<String, String> tokens = getTokens();
73
74 String articleResourcePK = tokens.get("article_resource_pk");
75
76 String counterToken = StringPool.AT + "view_counter" + StringPool.AT;
77
78 StringBuilder sb = new StringBuilder();
79
80 sb.append("<script type=\"text/javascript\">");
81 sb.append("Liferay.Service.Tags.TagsAsset.incrementViewCounter");
82 sb.append("({className:'");
83 sb.append("com.liferay.portlet.journal.model.JournalArticle', ");
84 sb.append("classPK:");
85 sb.append(articleResourcePK);
86 sb.append("});");
87 sb.append("</script>");
88
89 s = StringUtil.replace(s, counterToken, sb.toString());
90
91 return s;
92 }
93
94 private static Log _log =
95 LogFactoryUtil.getLog(ViewCounterTransformerListener.class);
96
97 }