2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with the com.oreilly.servlet library, any library
22 * licensed under the Apache Software License, The Sun (tm) Java Advanced
23 * Imaging library (JAI), The Sun JIMI library (or with modified versions of
24 * the above that use the same license as the above), and distribute linked
25 * combinations including the two. You must obey the GNU General Public
26 * License in all respects for all of the code used other than the above
27 * mentioned libraries. If you modify this file, you may extend this exception
28 * to your version of the file, but you are not obligated to do so. If you do
29 * not wish to do so, delete this exception statement from your version.
32 package mircoders.servlet;
35 import java.io.FileReader;
36 import java.io.FileWriter;
37 import java.io.IOException;
38 import java.io.StringReader;
39 import java.io.StringWriter;
41 import javax.servlet.http.HttpServletRequest;
42 import javax.servlet.http.HttpServletResponse;
44 import mir.log.LoggerWrapper;
45 import mir.misc.FileExtFilter;
46 import mir.misc.HTMLTemplateProcessor;
47 import mir.servlet.ServletModule;
48 import mir.servlet.ServletModuleException;
49 import freemarker.template.SimpleHash;
50 import freemarker.template.SimpleList;
53 * ServletModuleFileEdit -
54 * Allows one to do a basic edit of a file in a directory specified
57 * @author $Author: zapata $
58 * @version $Revision: 1.5 $ $Date: 2003/02/23 05:00:15 $
62 public class ServletModuleFileEdit extends ServletModule
65 // Singelton / Kontruktor
67 private static ServletModuleFileEdit instance =
68 new ServletModuleFileEdit();
69 public static ServletModule getInstance() { return instance; }
71 private String _dirName;
72 private String _extName;
74 private ServletModuleFileEdit() {
77 logger = new LoggerWrapper("ServletModule.FileEdit");
79 _dirName = configuration.getString("ServletModule.FileEdit.FileDirectory");
80 _extName = configuration.getString("ServletModule.FileEdit.ExtFilter");
82 templateListString =configuration.getString("ServletModule.FileEdit.ListTemplate");
83 templateObjektString =configuration.getString("ServletModule.FileEdit.ObjektTemplate");
84 templateConfirmString =configuration.getString("ServletModule.FileEdit.ConfirmTemplate");
87 public void list(HttpServletRequest req, HttpServletResponse res)
88 throws ServletModuleException
92 SimpleHash mergeData = new SimpleHash();
93 String offset = req.getParameter("offset");
94 if (offset==null || offset.equals("")) offset="0";
95 mergeData.put("offset",offset);
96 File dir = new File(_dirName);
98 FileExtFilter extFilter = new FileExtFilter(_extName);
99 String[] dirEntries = dir.list(extFilter);
100 SimpleList theList = new SimpleList();
101 for ( int i = 0; i < dirEntries.length; ++i ) {
102 theList.add(dirEntries[i]);
104 mergeData.put("filelist",theList);
106 HTMLTemplateProcessor.process(res, templateListString, mergeData, res.getWriter(), getLocale(req));
108 catch (IOException e) {throw new ServletModuleException(e.toString());}
109 catch (Exception e) {throw new ServletModuleException(e.toString());}
112 public void edit(HttpServletRequest req, HttpServletResponse res)
113 throws ServletModuleException
115 String filename = req.getParameter("filename");
116 if (filename == null) throw new ServletModuleException("No filename specified");
119 File f = new File(_dirName, filename);
120 FileReader in = new FileReader(f);
121 StringWriter out = new StringWriter();
124 while ((c = in.read()) != -1)
128 SimpleHash withValues = new SimpleHash();
129 withValues.put("text", out.toString());
130 withValues.put("filename", filename);
133 deliver(req, res, withValues, null, templateObjektString);
134 } catch (Exception e) {
135 throw new ServletModuleException(e.toString());
139 public void update(HttpServletRequest req, HttpServletResponse res)
140 throws ServletModuleException
142 String filename = req.getParameter("filename");
143 if (filename == null) throw new ServletModuleException("No filename specified");
146 File f = new File(_dirName, filename);
147 StringReader in = new StringReader(req.getParameter("text"));
148 FileWriter out = new FileWriter(f);
151 while ((c = in.read()) != -1)
157 } catch (Exception e) {
158 throw new ServletModuleException(e.toString());