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;
34 import java.io.FileInputStream;
35 import java.io.InputStream;
37 import mir.config.MirPropertiesConfiguration;
38 import mir.entity.Entity;
39 import mir.log.LoggerWrapper;
40 import mir.media.MediaExc;
41 import mir.media.MediaFailure;
42 import mir.misc.StringUtil;
46 * Image handler that stores images outside of the database. Will be replaced by the new
47 * media handling system.
52 public class MediaHandlerImagesExtern extends MediaHandlerGeneric
54 private int maxIconSize;
55 private float minDescaleRatio;
56 private int minDescaleReduction;
58 public MediaHandlerImagesExtern() {
60 logger = new LoggerWrapper("Media.Images.Extern");
62 MirPropertiesConfiguration configuration = MirPropertiesConfiguration.instance();
65 logger.fatal("MediaHandlerImagesExtern: can't get configuration");
67 throw new RuntimeException(t.toString());
70 maxIconSize = configuration.getInt("Producer.Image.MaxIconSize");
71 minDescaleRatio = configuration.getFloat("Producer.Image.MinDescalePercentage")/100;
72 minDescaleReduction = configuration.getInt("Producer.Image.MinDescaleReduction");
75 public void produce(Entity anImageEntity, Entity mediaTypeEnt) throws MediaExc, MediaFailure {
77 String date = anImageEntity.getValue("date");
78 String datePath = StringUtil.webdbDate2path(date);
79 String ext = "." + mediaTypeEnt.getValue("name");
80 String fileBasePath = datePath + anImageEntity.getId();
81 String filePath = fileBasePath + ext;
82 String iconPath = getIconStoragePath() + fileBasePath + ".jpg";
83 String iconStoragePath = configuration.getString("Producer.StorageRoot") + iconPath;
84 String imageFilePath = getStoragePath() + File.separator + filePath;
86 File imageFile = new File(imageFilePath);
87 File iconFile = new File(iconStoragePath);
89 if (!imageFile.exists()) {
90 throw new MediaExc("error in MediaHandlerImagesExtern.produce(): " + filePath + " does not exist!");
93 ImageProcessor processor = new ImageProcessor(imageFile);
95 processor.descaleImage(maxIconSize, minDescaleRatio, minDescaleReduction);
96 File dir = new File(iconFile.getParent());
97 if (dir!=null && !dir.exists()){
100 processor.writeScaledData(iconFile, "JPEG");
102 anImageEntity.setValueForProperty("img_height", new Integer(processor.getHeight()).toString());
103 anImageEntity.setValueForProperty("img_width", new Integer(processor.getWidth()).toString());
105 anImageEntity.setValueForProperty("icon_height", new Integer(processor.getScaledHeight()).toString());
106 anImageEntity.setValueForProperty("icon_width", new Integer(processor.getScaledWidth()).toString());
108 anImageEntity.setValueForProperty("icon_path", iconPath);
109 anImageEntity.setValueForProperty("publish_path", filePath);
111 anImageEntity.update();
117 logger.error("MediaHandlerImagesExtern.produce: " + t.getMessage());
118 t.printStackTrace(logger.asPrintWriter(LoggerWrapper.DEBUG_MESSAGE));
119 throw new MediaFailure(t.getMessage(), t);
124 public InputStream getIcon(Entity anImageEntity) throws MediaExc, MediaFailure {
127 configuration.getString("Producer.StorageRoot") + anImageEntity.getValue("icon_path");
129 logger.info(filePath);
131 return new FileInputStream(new File(filePath));
133 catch (Throwable t) {
138 public String getIconMimeType(Entity anImageEntity, Entity aMediaType) {
142 public String getStoragePath()
144 return configuration.getString("Producer.Image.Path");
147 public String getIconStoragePath()
149 return configuration.getString("Producer.Image.IconPath");
152 public String getPublishHost()
154 return StringUtil.removeSlash(configuration.getString("Producer.Image.Host"));
157 public String getTinyIconName()
159 return configuration.getString("Producer.Icon.TinyImage");
162 public String getBigIconName()
164 return configuration.getString("Producer.Icon.BigImage");
167 public String getIconAltName()
172 public boolean isVideo()
177 public boolean isAudio()
182 public boolean isImage ()
187 public String getDescr(Entity mediaType)