1 /*
2 * $Source: /usr/cvsroot/Bibliomania/src/main/java/org/paneris/bibliomania/BibliomaniaFileFormDataAdaptor.java,v $
3 * $Revision: 1.1 $
4 *
5 * Copyright (C) 2000 Myles Chippendale
6 *
7 * Part of Melati (http://melati.org), a framework for the rapid
8 * development of clean, maintainable web applications.
9 *
10 * Melati is free software; Permission is granted to copy, distribute
11 * and/or modify this software under the terms either:
12 *
13 * a) the GNU General Public License as published by the Free Software
14 * Foundation; either version 2 of the License, or (at your option)
15 * any later version,
16 *
17 * or
18 *
19 * b) any version of the Melati Software License, as published
20 * at http://melati.org
21 *
22 * You should have received a copy of the GNU General Public License and
23 * the Melati Software License along with this program;
24 * if not, write to the Free Software Foundation, Inc.,
25 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
26 * GNU General Public License and visit http://melati.org to obtain the
27 * Melati Software License.
28 *
29 * Feel free to contact the Developers of Melati (http://melati.org),
30 * if you would like to work out a different arrangement than the options
31 * outlined here. It is our intention to allow Melati to be used by as
32 * wide an audience as possible.
33 *
34 * This program is distributed in the hope that it will be useful,
35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
37 * GNU General Public License for more details.
38 *
39 * Contact details for copyright holder:
40 *
41 * Mylesc Chippendale <mylesc@paneris.org>
42 * http://paneris.org/
43 * 29 Stanley Road, Oxford, OX4 1QY, UK
44 */
45
46 /**
47 * Interface for a file uploaded from a HTML form
48 */
49
50 package org.paneris.bibliomania;
51
52 import java.io.File;
53
54 import org.melati.servlet.BaseFileFormDataAdaptor;
55 import org.melati.util.FileUtils;
56 import org.melati.util.UTF8URLEncoder;
57
58 /**
59 * The default way to save an uploaded file to disk - we tell
60 * it what directory to save it in and the base URL to that
61 * directory
62 */
63
64 public class BibliomaniaFileFormDataAdaptor extends BaseFileFormDataAdaptor {
65
66 protected String uploadDir = null;
67 protected String uploadURL = null;
68 protected boolean makeUnique = true;
69 protected String path;
70
71 /**
72 * Constructor
73 *
74 * @param uploadDir The directory to save this file in
75 * @param book - the book the upload is for
76 */
77
78 public BibliomaniaFileFormDataAdaptor(String uploadDir, Book book) {
79 this(uploadDir,true,book);
80 }
81
82 /**
83 * Constructor
84 *
85 * @param uploadDir The directory to save this file in
86 * @param makeUnique Whether we should make sure the new file has a unique
87 * name within the <code>uploadDir</code> directory
88 * @param book - the book the upload is for
89 */
90 public BibliomaniaFileFormDataAdaptor(String uploadDir,
91 boolean makeUnique, Book book) {
92 this.uploadDir = uploadDir;
93 this.makeUnique = makeUnique;
94 if (book != null) {
95 this.uploadDir = book.getSourceDir().toString();
96 }
97 }
98
99 protected File calculateLocalFile() {
100 File f = new File(uploadDir,
101 UTF8URLEncoder.encode(field.getUploadedFileName()));
102 return makeUnique ? FileUtils.withUniqueName(f) : f;
103 }
104
105 /* our url is calculated by the cached location of the book, so we don't need
106 * do anything here.
107 */
108 protected String calculateURL() {
109 return file.getName();
110 }
111 }