1
19
20 package com.liferay.portal.servlet.taglib.portlet;
21
22 import com.liferay.portal.kernel.log.Log;
23 import com.liferay.portal.kernel.log.LogFactoryUtil;
24 import com.liferay.portal.kernel.util.HtmlUtil;
25 import com.liferay.portal.kernel.util.HttpUtil;
26 import com.liferay.portal.kernel.util.StringPool;
27 import com.liferay.portal.kernel.util.StringUtil;
28 import com.liferay.portal.kernel.util.Validator;
29
30 import java.util.StringTokenizer;
31
32 import javax.portlet.PortletURL;
33
34 import javax.servlet.jsp.JspException;
35 import javax.servlet.jsp.PageContext;
36
37
43 public class RenderURLParamsTagUtil {
44
45 public static String doEndTag(String varImpl, PageContext pageContext)
46 throws JspException {
47
48 try {
49 PortletURL portletURL =
50 (PortletURL)pageContext.getAttribute(varImpl);
51
52 String params = StringPool.BLANK;
53
54 if (portletURL != null) {
55 params = _toParamsString(portletURL);
56
57 pageContext.getOut().print(params);
58 }
59
60 return params;
61 }
62 catch (Exception e) {
63 _log.error(e, e);
64
65 throw new JspException(e);
66 }
67 }
68
69 private static String _toParamsString(PortletURL portletURL)
70 throws Exception {
71
72 StringBuilder sb = new StringBuilder();
73
74 String url = portletURL.toString();
75
76 String queryString = HttpUtil.getQueryString(url);
77
78 StringTokenizer st = new StringTokenizer(
79 queryString, StringPool.AMPERSAND);
80
81 while (st.hasMoreTokens()) {
82 String token = st.nextToken();
83
84 if (Validator.isNotNull(token)) {
85 String[] kvp = StringUtil.split(token, StringPool.EQUAL);
86
87 if ((kvp != null) && (kvp.length > 0)) {
88 String key = kvp[0];
89 String value = StringPool.BLANK;
90
91 if (kvp.length > 1) {
92 value = kvp[1];
93 }
94
95 value = HttpUtil.decodeURL(value);
96
97 sb.append("<input name=\"");
98 sb.append(key);
99 sb.append("\" type=\"hidden\" value=\"");
100 sb.append(HtmlUtil.escape(value));
101 sb.append("\" />");
102 }
103 }
104 }
105
106 return sb.toString();
107 }
108
109 private static Log _log = LogFactoryUtil.getLog(ActionURLTagUtil.class);
110
111 }