+/*
+ * Copyright (C) 2001, 2002 The Mir-coders group
+ *
+ * This file is part of Mir.
+ *
+ * Mir is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Mir is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Mir; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * In addition, as a special exception, The Mir-coders gives permission to link
+ * the code of this program with the com.oreilly.servlet library, any library
+ * licensed under the Apache Software License, The Sun (tm) Java Advanced
+ * Imaging library (JAI), The Sun JIMI library (or with modified versions of
+ * the above that use the same license as the above), and distribute linked
+ * combinations including the two. You must obey the GNU General Public
+ * License in all respects for all of the code used other than the above
+ * mentioned libraries. If you modify this file, you may extend this exception
+ * to your version of the file, but you are not obligated to do so. If you do
+ * not wish to do so, delete this exception statement from your version.
+ */
+
package mircoders.servlet;
import java.io.*;
import mircoders.producer.*;
/*
- * ServletModuleBilder -
- * liefert HTML fuer Bilder
+ * ServletModuleImages -
+ * liefert HTML fuer Images
*
*
* @author RK
*/
-public class ServletModuleImages extends mir.servlet.ServletModule
+public class ServletModuleImages extends ServletModuleUploadedMedia
{
//private static DatabaseRights dbRights;
private ServletModuleImages() {
- theLog = Logfile.getInstance(MirConfig.getProp("Home") + MirConfig.getProp("ServletModule.Bilder.Logfile"));
- templateListString = MirConfig.getProp("ServletModule.Bilder.ListTemplate");
- templateObjektString = MirConfig.getProp("ServletModule.Bilder.ObjektTemplate");
- templateConfirmString = MirConfig.getProp("ServletModule.Bilder.ConfirmTemplate");
+ theLog = Logfile.getInstance(MirConfig.getProp("Home") + MirConfig.getProp("ServletModule.Images.Logfile"));
+ templateListString = MirConfig.getProp("ServletModule.Images.ListTemplate");
+ templateObjektString = MirConfig.getProp("ServletModule.Images.ObjektTemplate");
+ templateConfirmString = MirConfig.getProp("ServletModule.Images.ConfirmTemplate");
try {
mainModule = new ModuleImages(DatabaseImages.getInstance());
//dbRights = DatabaseRights.getInstance();
}
}
-
- public void insert(HttpServletRequest req, HttpServletResponse res) throws ServletModuleException
- {
- try {
- WebdbMultipartRequest mp = new WebdbMultipartRequest(req);
- HashMap parameters = mp.getParameters();
- String mediaId=null;
- MpRequest mpReq = (MpRequest)mp.requestList.get(0);
- byte[] imageData=mpReq.getMedia();
- String fileName=mpReq.getFilename();
- String contentType= mpReq.getContentType();
-
- EntityUsers user = _getUser(req);
- parameters.put("date", StringUtil.date2webdbDate(new GregorianCalendar()));
- parameters.put("to_publisher", user.getId());
- parameters.put("is_produced", "0");
- if (!parameters.containsKey("is_published"))
- parameters.put("is_published","0");
-
- String id = mainModule.add(parameters);
- EntityImages entImage = (EntityImages)mainModule.getById(id);
-
- if (imageData!=null && fileName!=null) {
- //the where clause to find the media_type entry
- //from the content-type.
- //we use the media type entry to lookup the
- //media Handler/Storage classes
- String wc = " mime_type='"+contentType+"'";
-
- EntityList mediaTypesList = DatabaseMediaType.getInstance().selectByWhereClause(wc);
- String mediaTypeId = null;
- String mediaStorageName = null;
- String mediaHandlerName = null;
-
- //if we found an entry matching the
- //content-type int the table.
- if (mediaTypesList.size() > 0) {
- //get the class names from the media_type table.
- mediaTypeId = mediaTypesList.elementAt(0).getId();
- mediaStorageName = mediaTypesList.elementAt(0).getValue("tablename");
- mediaHandlerName = mediaTypesList.elementAt(0).getValue("classname");
- parameters.put("to_media_type",mediaTypeId);
-
- //load the classes via reflection
- String MediaId;
- try {
- Class mediaStorageClass = Class.forName("mircoders.storage.Database"+mediaStorageName);
- Method m = mediaStorageClass.getMethod("getInstance", null);
- Database mediaStorage = (Database)m.invoke(null, null);
- Entity mediaEnt = (Entity)mediaStorage.getEntityClass().newInstance();
- mediaEnt.setStorage(mediaStorage);
- mediaEnt.setValues(parameters);
- mediaId = mediaEnt.insert();
-
- Class mediaHandlerClass = Class.forName("mir.media.MediaHandler"+mediaHandlerName);
- MirMedia mediaHandler = (MirMedia)mediaHandlerClass.newInstance();
- //save and store the media data/metadata
- mediaHandler.set(mpReq.getMedia(), mediaEnt,mediaTypesList.elementAt(0));
-
- //were done with mpReq at this point, dereference it. as it contains
- //mucho mem. -mh 01.10.2001
- mpReq=null;
-
- if(mediaId!=null){
- new ProducerImages().handle(null, null, false, false, mediaId);
- }
- } catch (Exception e) {
- theLog.printError("setting uploaded_media failed: "+e.toString());
- } //end try-catch
-
-
- entImage.setImage(imageData);
- }
- _edit(id, req, res);
- }
- }
- catch (IOException e) { throw new ServletModuleException("upload -- ioexception " + e.toString());}
- catch (ModuleException e) { throw new ServletModuleException("upload -- moduleexception " + e.toString());}
- catch (StorageObjectException e) { throw new ServletModuleException("StorageObjectException" + e.toString());}
-
- }
-
- public void update(HttpServletRequest req, HttpServletResponse res) throws ServletModuleException
- {
-
- try {
- WebdbMultipartRequest mp = new WebdbMultipartRequest(req);
- HashMap parameters = mp.getParameters();
- //MpRequest mpReq = (MpRequest)mp.requestList.get(0);
- //byte[] imageData=mpReq.getMedia();
- //String fileName=mpReq.getFilename();
- //String contentType=mpReq.getContentType();
-
- EntityUsers user = _getUser(req);
- parameters.put("to_publisher", user.getId());
- parameters.put("is_produced", "0");
- if (!parameters.containsKey("is_published"))
- parameters.put("is_published","0");
-
- String id = mainModule.set(parameters);
- theLog.printError("Image ID"+id);
- _edit(id, req, res);
- }
- catch (IOException e) { throw new ServletModuleException("upload -- ioexception " + e.toString());}
- catch (ModuleException e) { throw new ServletModuleException("upload -- moduleexception " + e.toString());}
-
- }
-
-
public void showimg(HttpServletRequest req, HttpServletResponse res)
throws ServletModuleException
{
if (idParam!=null && !idParam.equals("")) {
try {
EntityImages entImage =(EntityImages)mainModule.getById(idParam);
- res.setContentType("image/jpeg"); // testweise
+ ServletContext ctx =
+ (ServletContext)MirConfig.getPropAsObject("ServletContext");
+ String fName = entImage.getId()+"."
+ +entImage.getMediaType().getValue("name");
+ res.setContentType(ctx.getMimeType(fName));
ServletOutputStream out = res.getOutputStream(); // wichtig, dass vorher kein res.getwriter() gelaufen ist
- byte[] outbytes = entImage.getImage();
- out.write(outbytes);
+ InputStream in = entImage.getImage();
+ int read;
+ byte[] buf = new byte[8 * 1024];
+ while((read = in.read(buf)) != -1) {
+ out.write(buf, 0, read);
+ }
+ in.close();
out.close();
}
if (idParam!=null && !idParam.equals("")) {
try {
EntityImages entImage =(EntityImages)mainModule.getById(idParam);
- res.setContentType("image/jpeg"); // testweise
+ ServletContext ctx =
+ (ServletContext)MirConfig.getPropAsObject("ServletContext");
+ String fName = entImage.getId()+"."
+ +entImage.getMediaType().getValue("name");
+ res.setContentType(ctx.getMimeType(fName));
ServletOutputStream out = res.getOutputStream(); // wichtig, dass vorher kein res.getwriter() gelaufen ist
- byte[] outbytes = entImage.getIcon();
- out.write(outbytes);
+ InputStream in = entImage.getIcon();
+ int read;
+ byte[] buf = new byte[8 * 1024];
+ while((read = in.read(buf)) != -1) {
+ out.write(buf, 0, read);
+ }
+ in.close();
+ //out.write(outbytes);
out.close();
}
}
else throw new ServletModuleException("id nicht angeben.");
}
-
- public void list(HttpServletRequest req, HttpServletResponse res)
- throws ServletModuleException {
- // Parameter auswerten
- SimpleHash mergeData = new SimpleHash();
- String query_text = req.getParameter("query_text");
- mergeData.put("query_text",query_text);
- if (query_text!=null) mergeData.put("query_text_encoded",URLEncoder.encode(query_text));
- String query_field = req.getParameter("query_field");
- mergeData.put("query_field",query_field);
- String query_is_published = req.getParameter("query_is_published");
- mergeData.put("query_is_published",query_is_published);
- String query_media_folder = req.getParameter("query_media_folder");
- mergeData.put("query_media_folder",query_media_folder);
- String offset = req.getParameter("offset");
- if (offset==null || offset.equals("")) offset="0";
- mergeData.put("offset",offset);
-
- String order = req.getParameter("order");
- if (order==null) order="webdb_lastchange desc";
-
- // if in connection mode to content
- String cid = req.getParameter("cid");
- mergeData.put("cid",cid);
-
-
- // sql basteln
- String whereClause=""; boolean isFirst=true;
- if (query_text!=null && !query_text.equalsIgnoreCase("")) {
- whereClause += "lower("+query_field+") like lower('%"+query_text+"%')"; isFirst=false;}
- if (query_is_published != null && !query_is_published.equals("")) {
- if (isFirst==false) whereClause+=" and ";
- whereClause += "is_published='"+query_is_published+"'";
- isFirst=false;
- }
- if (query_media_folder != null && !query_media_folder.equals("")) {
- if (isFirst==false) whereClause+=" and ";
- whereClause += "to_media_folder='"+query_media_folder+"'";
- }
- //theLog.printDebugInfo("sql-whereclause: " + whereClause + " order: " + order + " offset: " + offset);
-
- // fetch und ausliefern
- try {
- if (query_text!=null || query_is_published!=null || query_media_folder!=null) {
- EntityList theList = mainModule.getByWhereClause(whereClause, order, (new Integer(offset)).intValue(),10);
- if (theList != null) {
- mergeData.put("contentlist",theList);
- if(theList.getOrder()!=null) {
- mergeData.put("order", theList.getOrder());
- mergeData.put("order_encoded", URLEncoder.encode(theList.getOrder()));
- }
- mergeData.put("count", (new Integer(theList.getCount())).toString());
- mergeData.put("from", (new Integer(theList.getFrom())).toString());
- mergeData.put("to", (new Integer(theList.getTo())).toString());
- if (theList.hasNextBatch())
- mergeData.put("next", (new Integer(theList.getNextBatch())).toString());
- if (theList.hasPrevBatch())
- mergeData.put("prev", (new Integer(theList.getPrevBatch())).toString());
- }
- }
- // raus damit
- HTMLTemplateProcessor.process(res, templateListString, mergeData, res.getWriter(), getLocale(req));
- }
- catch (ModuleException e) {throw new ServletModuleException(e.toString());}
- catch (IOException e) {throw new ServletModuleException(e.toString());}
- catch (Exception e) {throw new ServletModuleException(e.toString());}
- }
-
-
- public void add(HttpServletRequest req, HttpServletResponse res)
- throws ServletModuleException
- {
- try {
- SimpleHash mergeData = new SimpleHash();
- mergeData.put("new", "1");
- SimpleHash popups = new SimpleHash();
- popups.put("mediafolderPopupData",DatabaseMediafolder.getInstance().getPopupData());
- deliver(req, res, mergeData, popups, templateObjektString);
- }
- catch (Exception e) { throw new ServletModuleException(e.toString());}
- }
-
- public void edit(HttpServletRequest req, HttpServletResponse res)
- throws ServletModuleException {
- String idParam = req.getParameter("id");
- _edit(idParam, req, res);
- }
-
- private void _edit(String idParam, HttpServletRequest req, HttpServletResponse res)
- throws ServletModuleException {
- if (idParam!=null && !idParam.equals("")) {
- try {
- SimpleHash popups = new SimpleHash();
- popups.put("mediafolderPopupData",DatabaseMediafolder.getInstance().getPopupData());
- deliver(req, res, mainModule.getById(idParam),popups,
- templateObjektString);
- } catch (ModuleException e) {
- throw new ServletModuleException(e.toString());
- } catch (StorageObjectException e) {
- throw new ServletModuleException(e.toString());
- }
- } else {
- throw new ServletModuleException("ServletmoduleImage :: _edit without id");
- }
- }
-
-
- /** @todo should be in ServletModule.java */
- private EntityUsers _getUser(HttpServletRequest req)
- {
- HttpSession session=req.getSession(false);
- return (EntityUsers)session.getAttribute("login.uid");
- }
-
-
- // deprecated
- public void upload(HttpServletRequest req, HttpServletResponse res) throws ServletModuleException
- {
- //theLog.printDebugInfo("-- trying to upload");
- String idParam = req.getParameter("id");
- if (idParam!=null && !idParam.equals("")) {
- try {
-
- WebdbMultipartRequest mp = new WebdbMultipartRequest(req);
- HashMap withValues = mp.getParameters();
- MpRequest mpReq = (MpRequest)mp.requestList.get(0);
- byte[] imageData=mpReq.getMedia();
- String fileName=mpReq.getFilename();
- String contentType=mpReq.getContentType();
-
- EntityImages entImage = (EntityImages)mainModule.getById(idParam);
- entImage.setImage(imageData);
- }
- catch (IOException e) { throw new ServletModuleException("upload -- ioexception " + e.toString());}
- catch (ModuleException e) { throw new ServletModuleException("upload -- moduleexception " + e.toString());}
- catch (StorageObjectException e) { throw new ServletModuleException("upload -- storageobjectexception " + e.toString());}
- }
- else // keine id
- throw new ServletModuleException("Keine id angegeben");
- edit(req,res);
- }
-
-
}