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 any library licensed under the Apache Software License,
22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
23 * (or with modified versions of the above that use the same license as the above),
24 * and distribute linked combinations including the two. You must obey the
25 * GNU General Public License in all respects for all of the code used other than
26 * the above mentioned libraries. If you modify this file, you may extend this
27 * exception to your version of the file, but you are not obligated to do so.
28 * If you do not wish to do so, delete this exception statement from your version.
30 package mircoders.media;
33 import java.io.BufferedInputStream;
35 import java.io.FileInputStream;
36 import java.io.InputStream;
38 import mir.config.MirPropertiesConfiguration;
39 import mir.entity.Entity;
40 import mir.log.LoggerWrapper;
41 import mir.media.MediaExc;
42 import mir.media.MediaFailure;
43 import mir.misc.StringUtil;
47 * Image handler that stores images outside of the database. Will be replaced by the new
48 * media handling system.
53 public class MediaHandlerImagesExtern extends MediaHandlerGeneric
55 private int maxIconSize;
56 private float minDescaleRatio;
57 private int minDescaleReduction;
59 public MediaHandlerImagesExtern() {
61 logger = new LoggerWrapper("Media.Images.Extern");
63 MirPropertiesConfiguration configuration = MirPropertiesConfiguration.instance();
66 logger.fatal("MediaHandlerImagesExtern: can't get configuration");
68 throw new RuntimeException(t.toString());
71 maxIconSize = configuration.getInt("Producer.Image.MaxIconSize");
72 minDescaleRatio = configuration.getFloat("Producer.Image.MinDescalePercentage")/100;
73 minDescaleReduction = configuration.getInt("Producer.Image.MinDescaleReduction");
76 public void produce(Entity anImageEntity, Entity mediaTypeEnt) throws MediaExc, MediaFailure {
78 String date = anImageEntity.getValue("date");
79 String datePath = StringUtil.webdbDate2path(date);
80 String ext = "." + mediaTypeEnt.getValue("name");
81 String fileBasePath = datePath + anImageEntity.getId();
82 String filePath = fileBasePath + ext;
83 String iconPath = getIconStoragePath() + fileBasePath + ".jpg";
84 String iconStoragePath = configuration.getString("Producer.StorageRoot") + iconPath;
85 String imageFilePath = getStoragePath() + File.separator + filePath;
87 File imageFile = new File(imageFilePath);
88 File iconFile = new File(iconStoragePath);
90 if (!imageFile.exists()) {
91 throw new MediaExc("error in MediaHandlerImagesExtern.produce(): " + filePath + " does not exist!");
94 ImageProcessor processor = new ImageProcessor(imageFile);
96 processor.descaleImage(maxIconSize, minDescaleRatio, minDescaleReduction);
97 File dir = new File(iconFile.getParent());
98 if (dir!=null && !dir.exists()){
101 processor.writeScaledData(iconFile, "JPEG");
103 anImageEntity.setValueForProperty("img_height", new Integer(processor.getHeight()).toString());
104 anImageEntity.setValueForProperty("img_width", new Integer(processor.getWidth()).toString());
106 anImageEntity.setValueForProperty("icon_height", new Integer(processor.getScaledHeight()).toString());
107 anImageEntity.setValueForProperty("icon_width", new Integer(processor.getScaledWidth()).toString());
109 anImageEntity.setValueForProperty("icon_path", iconPath);
110 anImageEntity.setValueForProperty("publish_path", filePath);
112 anImageEntity.update();
118 logger.error("MediaHandlerImagesExtern.produce: " + t.getMessage());
119 t.printStackTrace(logger.asPrintWriter(LoggerWrapper.DEBUG_MESSAGE));
120 throw new MediaFailure(t.getMessage(), t);
125 public InputStream getIcon(Entity anImageEntity) throws MediaExc, MediaFailure {
128 configuration.getString("Producer.StorageRoot") + anImageEntity.getValue("icon_path");
130 logger.info(filePath);
132 return new BufferedInputStream(
133 new FileInputStream(new File(filePath)),8192);
135 catch (Throwable t) {
140 public String getIconMimeType(Entity anImageEntity, Entity aMediaType) {
144 public String getStoragePath()
146 return configuration.getString("Producer.Image.Path");
149 public String getIconStoragePath()
151 return configuration.getString("Producer.Image.IconPath");
154 public String getPublishHost()
156 return StringUtil.removeSlash(configuration.getString("Producer.Image.Host"));
159 public String getTinyIconName()
161 return configuration.getString("Producer.Icon.TinyImage");
164 public String getBigIconName()
166 return configuration.getString("Producer.Icon.BigImage");
169 public String getIconAltName()
174 public String getDescr(Entity mediaType)