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.producer;
39 import mir.producer.*;
40 import mir.generator.*;
42 import mir.entity.adapter.*;
43 //import mircoders.global.*;
44 //import mircoders.localizer.*;
45 import mircoders.entity.*;
46 import mircoders.storage.*;
48 public class MediaGeneratingProducerNode implements ProducerNode {
49 private String mediaEntityKey;
51 public MediaGeneratingProducerNode(String aMediaEntityKey) {
52 mediaEntityKey = aMediaEntityKey;
55 public void produce(Map aValueMap, String aVerb, PrintWriter aLogger) throws ProducerFailure {
58 Entity currentMediaType;
59 MirMedia currentMediaHandler;
62 data = ParameterExpander.findValueForKey( aValueMap, mediaEntityKey );
64 if (!(data instanceof EntityAdapter)) {
65 throw new ProducerFailure("MediaGeneratingProducerNode: value of '"+mediaEntityKey+"' is not an EntityAdapter, but an " + data.getClass().getName(), null);
68 entity = ((EntityAdapter) data).getEntity();
69 if (! (entity instanceof EntityUploadedMedia)) {
70 throw new ProducerFailure("MediaGeneratingProducerNode: value of '"+mediaEntityKey+"' is not an uploaded media EntityAdapter, but a " + entity.getClass().getName() + " adapter", null);
73 currentMediaType = DatabaseUploadedMedia.getInstance().getMediaType(entity);
75 currentMediaHandler = MediaHelper.getHandler( currentMediaType );
76 currentMediaHandler.produce(entity,currentMediaType);
77 entity.setValueForProperty("publish_server", currentMediaHandler.getPublishHost());
78 entity.setValueForProperty("icon_is_produced", "1");
79 entity.setValueForProperty("is_produced", "1");
83 aLogger.println("Error while generating media: " + t.getMessage());
84 t.printStackTrace(aLogger);
86 throw new ProducerFailure(t.getMessage(), t);
95 abstract Database getStorage() throws StorageObjectException;
97 public void handle(PrintWriter htmlout, EntityUsers user, boolean force,
98 boolean sync) throws StorageObjectException, ModuleException {
99 handle(htmlout,user,force,sync,null);
102 public void handle(PrintWriter htmlout,EntityUsers user,boolean force,
103 boolean sync, String id) throws StorageObjectException, ModuleException
105 long sessionConnectTime = 0;
106 long startTime = (new java.util.Date()).getTime();
110 MirMedia currentMediaHandler;
111 EntityList batchEntityList;
113 int contentBatchsize =
114 Integer.parseInt(MirConfig.getProp("Producer.Content.Batchsize"));
115 orderBy = "date desc, webdb_lastchange desc";
117 // get batch of non-produced medias, that are to be published
118 whereClause="is_published='1'";
120 whereClause += " and id="+id;
121 // optimization to avoid select count(*)..
122 contentBatchsize = -1;
124 if (force==false) whereClause += " and is_produced='0'";
126 batchEntityList = getStorage().selectByWhereClause(whereClause,
127 orderBy, 0, contentBatchsize);
129 while (batchEntityList != null) {
130 for(int i=0;i<batchEntityList.size();i++) {
131 currentMedia = (Entity)batchEntityList.elementAt(i);
133 Entity currentMediaType =
134 DatabaseUploadedMedia.getInstance().getMediaType(currentMedia);
135 currentMediaHandler = MediaHelper.getHandler( currentMediaType );
138 currentMediaHandler.produce(currentMedia,currentMediaType);
139 currentMedia.setValueForProperty("publish_server",
140 currentMediaHandler.getPublishHost());
141 currentMedia.setValueForProperty("icon_is_produced", "1");
142 currentMedia.setValueForProperty("is_produced", "1");
143 currentMedia.update();
144 logHTML(htmlout,"produced media id "+currentMedia.getId()
145 +": "+currentMediaType.getValue("mime_type")+" success");
146 } catch (Exception e) {
147 // don't throw and exception here, just log.
148 // we don't want to make the admin interface unuseable
149 theLog.printError("media exception: "+currentMedia.getId()+
151 logHTML(htmlout, "problem with media id: "+currentMedia.getId()+
152 " <font color=\"Red\"> failed!</font>: "+e.toString());
153 e.printStackTrace(htmlout);
157 // if next batch get it...
158 if (batchEntityList.hasNextBatch()){
159 batchEntityList = uploadedMediaModule.getByWhereClause(whereClause,
160 orderBy, batchEntityList.getNextBatch(),contentBatchsize);
162 batchEntityList=null;
166 sessionConnectTime = new java.util.Date().getTime() - startTime;
167 logHTML(htmlout, "Producer.Media finished: " + sessionConnectTime + " ms.");