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Java > Open Source Codes > org > apache > jetspeed > portal > portlets > BASICAuthIFramePortlet


1 /*
2  * Copyright 2000-2004 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package org.apache.jetspeed.portal.portlets;
17
18 import org.apache.jetspeed.portal.PortletException;
19 import org.apache.jetspeed.services.logging.JetspeedLogFactoryService;
20 import org.apache.jetspeed.services.logging.JetspeedLogger;
21
22 import org.apache.turbine.util.RunData;
23 import org.apache.ecs.ConcreteElement;
24
25
26 /**
27  * Same as IFramePortlet except that it allows to use basic authentication using current
28  * user name and password (or whatever is provided in portlet preferences)
29  *
30  * @author <a HREF="mailto:hoju@visi.com">Jacob Kjome</a>
31  * @author <a HREF="mailto:morciuch@apache.org">Mark Orciuch</a>
32  * @version $Id: BASICAuthIFramePortlet.java,v 1.3 2004/02/23 04:03:34 jford Exp $
33  */
34 public class BASICAuthIFramePortlet extends IFramePortlet
35 {
36
37     /**
38      * Static initialization of the logger for this class
39      */
40     private static final JetspeedLogger logger = JetspeedLogFactoryService.getLogger(BASICAuthIFramePortlet.class.getName());
41     
42     private String JavaDoc origSource = null;
43
44     private static final String JavaDoc USERNAME = "username";
45     private static final String JavaDoc PASSWORD = "password";
46
47     /**
48      *
49      * @param runData
50      * @return
51      */
52     public ConcreteElement getContent(RunData runData)
53     {
54         if (org.apache.jetspeed.util.PortletSessionState.getPortletConfigChanged(this, runData))
55         {
56             try {
57                 this.init();
58             }
59             catch (PortletException pe)
60             {
61                 logger.error("Exception", pe);
62             }
63         }
64         
65         setSource(getSource(runData));
66
67         return super.getContent(runData);
68     }
69
70     /**
71      *
72      * @param runData
73      * @return
74      */
75     public String JavaDoc getSource(RunData runData)
76     {
77         String JavaDoc source = origSource;
78         if (source == null || source.trim().length() == 0)
79         {
80             return null;
81         }
82
83         int schemeCount = 8;
84         int index = source.indexOf("https://");
85         if (index == -1)
86         {
87             schemeCount = 7;
88             index = source.indexOf("http://");
89         }
90
91         if (index != -1)
92         {
93             String JavaDoc user = this.getPortletConfig().getInitParameter(USERNAME);
94             if (user == null || user.trim().length() == 0)
95             {
96                 user = runData.getUser().getUserName();
97             }
98             String JavaDoc pass = this.getPortletConfig().getInitParameter(PASSWORD);
99             if (pass == null || pass.trim().length() == 0)
100             {
101                 pass = runData.getUser().getPassword();
102             }
103             String JavaDoc beginStr = source.substring(0, schemeCount);
104             String JavaDoc endStr = source.substring(schemeCount);
105             int size = user.length() + pass.length() + source.length() + 2;
106             StringBuffer JavaDoc buff = new StringBuffer JavaDoc(size);
107             source = buff.append(beginStr).append(user).append(":").append(pass).append("@").append(endStr).toString();
108         }
109         return source;
110     }
111
112     /**
113      *
114      * @exception PortletException
115      */
116     public void init() throws PortletException
117     {
118         super.init();
119         origSource = getSource();
120     }
121
122 }
123
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