CmsAdminStaticExport


1   /*
2   * File   : $Source: /usr/local/cvs/opencms/src-modules/com/opencms/workplace/CmsAdminStaticExport.java,v $
3   * Date   : $Date: 2005/07/08 17:42:47 $
4   * Version: $Revision: 1.5 $
5   *
6   * This library is part of OpenCms -
7   * the Open Source Content Mananagement System
8   *
9   * Copyright (C) 2001  The OpenCms Group
10  *
11  * This library is free software; you can redistribute it and/or
12  * modify it under the terms of the GNU Lesser General Public
13  * License as published by the Free Software Foundation; either
14  * version 2.1 of the License, or (at your option) any later version.
15  *
16  * This library is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
19  * Lesser General Public License for more details.
20  *
21  * For further information about OpenCms, please see the
22  * OpenCms Website: http://www.opencms.org
23  *
24  * You should have received a copy of the GNU Lesser General Public
25  * License along with this library; if not, write to the Free Software
26  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
27  */
28  
29  package com.opencms.workplace;
30  
31  import org.opencms.file.CmsObject;
32  import org.opencms.i18n.CmsEncoder;
33  import org.opencms.main.CmsException;
34  import org.opencms.main.CmsLog;
35  import org.opencms.main.OpenCms;
36  import org.opencms.report.A_CmsReportThread;
37  import org.opencms.workplace.tools.database.CmsStaticExportThread;
38  
39  import com.opencms.core.I_CmsSession;
40  import com.opencms.legacy.CmsXmlTemplateLoader;
41  
42  import java.util.Hashtable  ;
43  import java.util.Vector  ;
44  
45  import org.apache.oro.text.perl.Perl5Util;
46  
47  /**
48   * Template class for displaying OpenCms workplace admin static export.
49   * <P>
50   *
51   * @author Hanjo Riege
52   * @version $Revision: 1.5 $
53   * @see com.opencms.workplace.CmsXmlWpTemplateFile
54   * 
55   * @deprecated Will not be supported past the OpenCms 6 release.
56   */
57  
58  public class CmsAdminStaticExport extends CmsWorkplaceDefault {
59  
60      private static String   C_STATICEXPORT_THREAD = "static_export_thread";
61  
62      /**
63       * Gets the content of a defined section in a given template file and its subtemplates
64       * with the given parameters.
65       *
66       * @see #getContent(CmsObject, String, String, Hashtable, String)
67       * @param cms CmsObject Object for accessing system resources.
68       * @param templateFile Filename of the template file.
69       * @param elementName Element name of this template in our parent template.
70       * @param parameters Hashtable with all template class parameters.
71       * @param templateSelector template section that should be processed.
72       */
73  
74      public byte[] getContent(CmsObject cms, String   templateFile, String   elementName,
75              Hashtable   parameters, String   templateSelector) throws CmsException {
76          if(CmsLog.getLog(this).isDebugEnabled() && C_DEBUG) {
77              CmsLog.getLog(this).debug("Getting content of element " + ((elementName==null)?"<root>":elementName));
78              CmsLog.getLog(this).debug("Template file is: " + templateFile);
79              CmsLog.getLog(this).debug("Selected template section is: " + ((templateSelector==null)?"<default>":templateSelector));
80          }
81  
82          CmsXmlWpTemplateFile xmlTemplateDocument = new CmsXmlWpTemplateFile(cms, templateFile);
83          I_CmsSession session = CmsXmlTemplateLoader.getSession(cms.getRequestContext(), true);
84          CmsXmlLanguageFile lang = xmlTemplateDocument.getLanguageFile();
85  
86          // get the parameters
87          String   action = (String  )parameters.get("action");
88  
89          // here we show the report updates when the threads are allready running.
90          if("showResult".equals(action)){
91              // ok. Thread is started and we shoud show the report information.
92              A_CmsReportThread doTheWork = (A_CmsReportThread)session.getValue(C_STATICEXPORT_THREAD);
93              //still working?
94              if(doTheWork.isAlive()){
95                  xmlTemplateDocument.setData("endMethod", "");
96                  xmlTemplateDocument.setData("text", "");
97              }else{
98                  xmlTemplateDocument.setData("endMethod", xmlTemplateDocument.getDataValue("endMethod"));
99                  xmlTemplateDocument.setData("autoUpdate","");
100                 xmlTemplateDocument.setData("text", lang.getLanguageValue("staticexport.label.exportend"));
101             }
102             xmlTemplateDocument.setData("data", doTheWork.getReportUpdate());
103             return startProcessing(cms, xmlTemplateDocument, elementName, parameters, "updateReport");
104         }
105         if(action == null || "dynPrint".equals(action)) {
106             // This is an initial request of the static export page
107             Vector   exportStartPoints = null;
108             String   allStartPoints = "";
109             if(exportStartPoints != null){
110                 for(int i=0; i<exportStartPoints.size(); i++){
111                     xmlTemplateDocument.setData("entry", (String  )exportStartPoints.elementAt(i));
112                     allStartPoints += xmlTemplateDocument.getProcessedDataValue("exportpoint");
113                 }
114             }
115             xmlTemplateDocument.setData("exportpoints", allStartPoints);
116             xmlTemplateDocument.setData("path", OpenCms.getStaticExportManager().getExportPath(null));
117         }
118 
119         // special feature to test the regular expressions
120         if((action != null) && ("regTest".equals(action))) {
121             String   sub = (String  )parameters.get("sub");
122             String   link = "";
123             String   regExpr = "";
124             String   result = "";
125             if(sub != null && "true".equals(sub)){
126                 link = (String  )parameters.get("link");
127                 regExpr = (String  )parameters.get("regExpr");
128                 try{
129                     Perl5Util subClass = new Perl5Util();
130                     result = subClass.substitute(regExpr, link);
131                 }catch(Exception   e){
132                     result = "error: "+ e.getMessage();
133                 }
134             }
135             xmlTemplateDocument.setData("link", CmsEncoder.escape(link,
136                 cms.getRequestContext().getEncoding()));
137             xmlTemplateDocument.setData("regExpr", CmsEncoder.escape(regExpr,
138                 cms.getRequestContext().getEncoding()));
139             xmlTemplateDocument.setData("result", CmsEncoder.escape(result,
140                 cms.getRequestContext().getEncoding()));
141             return startProcessing(cms, xmlTemplateDocument, elementName, parameters, "regTest");
142         }
143 
144         // first we look if the thread is allready running
145         if((action != null) && ("working".equals(action))) {
146             // still working?
147             A_CmsReportThread doTheWork = (A_CmsReportThread)session.getValue(C_STATICEXPORT_THREAD);
148             if(doTheWork.isAlive()) {
149                 String   time = (String  )parameters.get("time");
150                 int wert = Integer.parseInt(time);
151                 wert += 20;
152                 xmlTemplateDocument.setData("time", "" + wert);
153                 return startProcessing(cms, xmlTemplateDocument, elementName, parameters, "wait");
154             }else {
155                 // thread has come to an end, was there an error?
156                 String   errordetails = (String  )session.getValue(com.opencms.core.I_CmsConstants.C_SESSION_THREAD_ERROR);
157                 session.removeValue(com.opencms.core.I_CmsConstants.C_SESSION_THREAD_ERROR);
158                 if(errordetails == null) {
159                     // export ready
160                     return startProcessing(cms, xmlTemplateDocument, elementName, parameters, "done");
161                 }else {
162                     // get errorpage:
163                     xmlTemplateDocument.setData("details", errordetails);
164                     return startProcessing(cms, xmlTemplateDocument, elementName, parameters, "error");
165                 }
166             }
167         }
168         if("export".equals(action)) {
169 
170             // start the thread for export
171             // first clear the session entry if necessary
172             if(session.getValue(com.opencms.core.I_CmsConstants.C_SESSION_THREAD_ERROR) != null) {
173                 session.removeValue(com.opencms.core.I_CmsConstants.C_SESSION_THREAD_ERROR);
174             }
175             A_CmsReportThread doExport = new CmsStaticExportThread(cms);
176             doExport.start();
177             session.putValue(C_STATICEXPORT_THREAD , doExport);
178             xmlTemplateDocument.setData("time", "10");
179             templateSelector = "showresult";
180         }
181 
182         // Now load the template file and start the processing
183         return startProcessing(cms, xmlTemplateDocument, elementName, parameters, templateSelector);
184     }
185 
186 
187     /**
188      * Indicates if the results of this class are cacheable.
189      *
190      * @param cms CmsObject Object for accessing system resources
191      * @param templateFile Filename of the template file
192      * @param elementName Element name of this template in our parent template.
193      * @param parameters Hashtable with all template class parameters.
194      * @param templateSelector template section that should be processed.
195      * @return <EM>true</EM> if cacheable, <EM>false</EM> otherwise.
196      */
197     public boolean isCacheable(CmsObject cms, String   templateFile, String   elementName,
198             Hashtable   parameters, String   templateSelector) {
199         return false;
200     }
201 
202     /**
203      * Returns <code>true</code> if the staticExport is enabled, 
204      * the current project is the online project
205      * and the current user is in the project manager group.<p>
206      * 
207      * This method is used by workplace icons to decide whether the icon should
208      * be activated or not. Icons will use this method if the attribute <code>method="isExportActive"</code>
209      * is defined in the <code>&lt;ICON&gt;</code> tag.
210      *
211      * @param cms for accessing system resources <em>(not used here)</em>
212      * @param lang reference to the currently valid language file <em>(not used here)</em>
213      * @param parameters Hashtable containing all user parameters <em>(not used here)</em>
214      * @return (see method description)
215      * @throws CmsException if there were errors while accessing project data
216      */
217     public Boolean   isExportActive(CmsObject cms, CmsXmlLanguageFile lang, Hashtable   parameters) throws CmsException {
218         boolean isProMan = isProjectManager(cms, lang, parameters).booleanValue();
219         return new Boolean  (OpenCms.getStaticExportManager().isStaticExportEnabled() && isProMan);
220     }
221 
222     /**
223      * Returns <code>true</code> if the staticExport is enabled, 
224      * the current project is the online project
225      * and the current user is in the administrator group.<p>
226      * 
227      * This method is used by workplace icons to decide whether the icon should
228      * be activated or not. Icons will use this method if the attribute <code>method="isExportActiveAdmin"</code>
229      * is defined in the <code>&lt;ICON&gt;</code> tag.
230      *
231      * @param cms for accessing system resources <em>(not used here)</em>
232      * @param lang reference to the currently valid language file <em>(not used here)</em>
233      * @param parameters Hashtable containing all user parameters <em>(not used here)</em>
234      * @return (see method description)
235      * @throws CmsException if there were errors while accessing project data
236      */
237     public Boolean   isExportActiveAdmin(CmsObject cms, CmsXmlLanguageFile lang, Hashtable   parameters) throws CmsException {
238         boolean isAdmin = isAdmin(cms, lang, parameters).booleanValue();
239         return new Boolean  (OpenCms.getStaticExportManager().isStaticExportEnabled() && isAdmin);
240     }
241 }
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