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Java > Open Source Codes > com > sslexplorer > webforwards > WebForwardResourceType


1 /*
2  * SSL-Explorer
3  *
4  * Copyright (C) 2003-2006 3SP LTD. All Rights Reserved
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * as published by the Free Software Foundation; either version 2 of
9  * the License, or (at your option) any later version.
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public
16  * License along with this program; if not, write to the Free Software
17  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18  */

19             
20 package com.sslexplorer.webforwards;
21
22 import javax.servlet.http.HttpServletRequest JavaDoc;
23
24 import org.apache.commons.logging.Log;
25 import org.apache.commons.logging.LogFactory;
26
27 import com.sslexplorer.boot.HostService;
28 import com.sslexplorer.core.CoreEvent;
29 import com.sslexplorer.core.CoreServlet;
30 import com.sslexplorer.navigation.FavoriteResourceType;
31 import com.sslexplorer.navigation.WrappedFavoriteItem;
32 import com.sslexplorer.policyframework.DefaultResourceType;
33 import com.sslexplorer.policyframework.PolicyConstants;
34 import com.sslexplorer.policyframework.PolicyDatabaseFactory;
35 import com.sslexplorer.policyframework.Resource;
36 import com.sslexplorer.policyframework.ResourceChangeEvent;
37 import com.sslexplorer.policyframework.ResourceDeleteEvent;
38 import com.sslexplorer.policyframework.ResourceUtil;
39 import com.sslexplorer.security.LogonControllerFactory;
40 import com.sslexplorer.security.SessionInfo;
41
42 /**
43  * Implementation of a {@link com.sslexplorer.policyframework.ResourceType} for
44  * <i>Web Forward</i> resources.
45  *
46  * @author Brett Smith <a HREF="mailto: brett@3sp.com">&lt;brett@3sp.com&gt;</a>
47  */

48 public class WebForwardResourceType extends DefaultResourceType implements FavoriteResourceType {
49
50     final static Log log = LogFactory.getLog(WebForwardResourceType.class);
51
52     /**
53      * Constructor
54      */

55     public WebForwardResourceType() {
56         super(WebForwardPlugin.WEBFORWARD_RESOURCE_TYPE_ID, "policyframework", PolicyConstants.DELEGATION_CLASS);
57     }
58
59     CoreEvent addWebForwardAttributes(CoreEvent evt, WebForward webForward) {
60         evt.addAttribute(WebForwardEventConstants.EVENT_ATTR_WEB_FORWARD_TYPE,
61             ((WebForwardTypeItem) WebForwardTypes.WEB_FORWARD_TYPES.get(webForward.getType())).getName());
62         evt.addAttribute(WebForwardEventConstants.EVENT_ATTR_WEB_FORWARD_URL, webForward.getDestinationURL());
63         evt.addAttribute(WebForwardEventConstants.EVENT_ATTR_WEB_FORWARD_CATEGORY, webForward.getCategory());
64
65         if (webForward instanceof AbstractAuthenticatingWebForward) {
66             AbstractAuthenticatingWebForward abstractAuthenticatingWebForward = (AbstractAuthenticatingWebForward) webForward;
67             evt.addAttribute(WebForwardEventConstants.EVENT_ATTR_WEB_FORWARD_PREFERED_AUTH_SCHEME,
68                 abstractAuthenticatingWebForward.getPreferredAuthenticationScheme()).addAttribute(
69                                 WebForwardEventConstants.EVENT_ATTR_WEB_FORWARD_AUTH_USERNAME,
70                 abstractAuthenticatingWebForward.getAuthenticationUsername()).addAttribute(
71                                 WebForwardEventConstants.EVENT_ATTR_WEB_FORWARD_AUTH_FORM_TYPE, abstractAuthenticatingWebForward.getFormType());
72             abstractAuthenticatingWebForward.addFormParametersToEvent(evt,
73                             WebForwardEventConstants.EVENT_ATTR_WEB_FORWARD_AUTH_FORM_PARAMETERS);
74
75             if (abstractAuthenticatingWebForward instanceof ReplacementProxyWebForward) {
76                 ReplacementProxyWebForward rpwf = (ReplacementProxyWebForward) abstractAuthenticatingWebForward;
77                 rpwf.addRestrictToHostsToEvent(evt, WebForwardEventConstants.EVENT_ATTR_REPLACEMENT_WEB_FORWARD_RESTRICT_TO_HOSTS);
78
79                 evt.addAttribute(WebForwardEventConstants.EVENT_ATTR_REPLACEMENT_WEB_FORWARD_ENCODEING, rpwf.getEncoding());
80             } else if (abstractAuthenticatingWebForward instanceof ReverseProxyWebForward) {
81                 ReverseProxyWebForward rpwf = (ReverseProxyWebForward) abstractAuthenticatingWebForward;
82                 evt.addAttribute(WebForwardEventConstants.EVENT_ATTR_REVERSE_WEB_FORWARD_ACTIVE_DNS,
83                     String.valueOf(rpwf.getActiveDNS())).addAttribute(
84                                     WebForwardEventConstants.EVENT_ATTR_REVERSE_WEB_FORWARD_HOST_HEADER, rpwf.getHostHeader());
85
86                 rpwf.addPathsToEvent(evt, WebForwardEventConstants.EVENT_ATTR_REVERSE_WEB_FORWARD_PATHS);
87                 rpwf.addCustomHeadersToEvent(evt, WebForwardEventConstants.EVENT_ATTR_REVERSE_WEB_FORWARD_CUSTOM_HEADERS);
88
89             }
90         }
91         return evt;
92     }
93
94     /*
95      * (non-Javadoc)
96      *
97      * @see com.sslexplorer.navigation.FavoriteResourceType#createWrappedFavoriteItem(int,
98      * javax.servlet.http.HttpServletRequest, java.lang.String)
99      */

100     public WrappedFavoriteItem createWrappedFavoriteItem(int resourceId, HttpServletRequest JavaDoc request, String JavaDoc type) throws Exception JavaDoc {
101         WebForward wf = WebForwardDatabaseFactory.getInstance().getWebForward(resourceId);
102         SessionInfo sessionInfo = LogonControllerFactory.getInstance().getSessionInfo(request);
103         WebForwardItem wfi;
104         String JavaDoc hostField = request.getHeader("Host");
105         HostService sslexplorerHost = hostField == null ? null : new HostService(hostField);
106         if (wf != null) {
107             wfi = new WebForwardItem(wf, sslexplorerHost, PolicyDatabaseFactory.getInstance()
108                             .getPoliciesAttachedToResource(wf, sessionInfo.getUser().getRealm()), wf.sessionPasswordRequired(sessionInfo));
109             return new WrappedFavoriteItem(wfi, type);
110         }
111         return null;
112     }
113
114     /*
115      * (non-Javadoc)
116      *
117      * @see com.sslexplorer.navigation.FavoriteResourceType#getResourceById(int)
118      */

119     public Resource getResourceById(int resourceId) throws Exception JavaDoc {
120         return WebForwardDatabaseFactory.getInstance().getWebForward(resourceId);
121     }
122
123     /* (non-Javadoc)
124      * @see com.sslexplorer.policyframework.DefaultResourceType#getResourceByName(java.lang.String, com.sslexplorer.security.SessionInfo)
125      */

126     public Resource getResourceByName(String JavaDoc resourceName, SessionInfo session) throws Exception JavaDoc {
127         return WebForwardDatabaseFactory.getInstance().getWebForward(resourceName, session.getUser().getRealm().getRealmID());
128     }
129
130     /*
131      * (non-Javadoc)
132      *
133      * @see com.sslexplorer.boot.policyframework.ResourceType#removeResource(int,
134      * com.sslexplorer.security.SessionInfo)
135      */

136     public Resource removeResource(int resourceId, SessionInfo session) throws Exception JavaDoc {
137         try {
138             WebForward resource = WebForwardDatabaseFactory.getInstance().deleteWebForward(resourceId);
139             CoreEvent evt = new ResourceDeleteEvent(this, WebForwardEventConstants.DELETE_WEBFORWARD, resource, session,
140                             CoreEvent.STATE_SUCCESSFUL).addAttribute(WebForwardEventConstants.EVENT_ATTR_WEB_FORWARD_URL,
141                 resource.getDestinationURL()).addAttribute(WebForwardEventConstants.EVENT_ATTR_WEB_FORWARD_TYPE,
142                 ((WebForwardTypeItem) WebForwardTypes.WEB_FORWARD_TYPES.get(resource.getType())).getName());
143             CoreServlet.getServlet().fireCoreEvent(evt);
144             return resource;
145         } catch (Exception JavaDoc e) {
146             CoreServlet.getServlet().fireCoreEvent(
147                 new ResourceDeleteEvent(this, WebForwardEventConstants.DELETE_WEBFORWARD, null, session, CoreEvent.STATE_UNSUCCESSFUL));
148             throw e;
149         }
150     }
151
152     /*
153      * (non-Javadoc)
154      *
155      * @see com.sslexplorer.boot.policyframework.ResourceType#updateResource(com.sslexplorer.boot.policyframework.Resource,
156      * com.sslexplorer.security.SessionInfo)
157      */

158     public void updateResource(Resource resource, SessionInfo session) throws Exception JavaDoc {
159         try {
160             WebForwardDatabaseFactory.getInstance().updateWebForward((WebForward) resource);
161             CoreServlet.getServlet().fireCoreEvent(
162                 addWebForwardAttributes(new ResourceChangeEvent(this, WebForwardEventConstants.UPDATE_WEB_FORWARD, resource, session,
163                                 CoreEvent.STATE_SUCCESSFUL), ((WebForward) resource)));
164         } catch (Exception JavaDoc e) {
165             CoreServlet.getServlet()
166                             .fireCoreEvent(new ResourceChangeEvent(this, WebForwardEventConstants.UPDATE_WEB_FORWARD, session, e));
167             throw e;
168         }
169     }
170
171 }
172
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