175 lines
6.3 KiB
Java
175 lines
6.3 KiB
Java
/*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* (the "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
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*
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* Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
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* WARRANTY OF ANY KIND, either express or implied. See the License for the specific
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* language governing rights and limitations under the License.
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*
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* The Original Code is the Venice Web Communities System.
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*
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* The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
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* for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
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* Copyright (C) 2001 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
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*
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* Contributor(s):
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*/
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package com.silverwrist.venice.servlets;
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import java.io.*;
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import java.net.URLEncoder;
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import java.util.*;
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import javax.servlet.*;
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import javax.servlet.http.*;
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import org.apache.log4j.*;
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import com.silverwrist.util.StringUtil;
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import com.silverwrist.util.ServletMultipartHandler;
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import com.silverwrist.util.ServletMultipartException;
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import com.silverwrist.util.image.*;
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import com.silverwrist.venice.core.*;
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import com.silverwrist.venice.except.*;
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import com.silverwrist.venice.servlets.format.*;
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public class UserPhoto extends VeniceServlet
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{
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/*--------------------------------------------------------------------------------
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* Static data members
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*--------------------------------------------------------------------------------
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*/
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private static Category logger = Category.getInstance(UserPhoto.class);
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/*--------------------------------------------------------------------------------
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* Overrides from class HttpServlet
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*--------------------------------------------------------------------------------
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*/
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public String getServletInfo()
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{
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String rc = "UserPhoto servlet - changes the user photo for a user\n"
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+ "Part of the Venice Web Communities System\n";
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return rc;
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} // end getServletInfo
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/*--------------------------------------------------------------------------------
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* Overrides from class VeniceServlet
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*--------------------------------------------------------------------------------
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*/
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protected VeniceContent doVeniceGet(HttpServletRequest request, VeniceEngine engine,
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UserContext user, RenderData rdat)
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throws ServletException, IOException, VeniceServletResult
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{
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String tgt = request.getParameter("tgt"); // target location
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if (tgt==null)
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tgt = "top"; // go back to the Top screen if nothing else
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try
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{ // create the display
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return new UserPhotoData(engine,user,rdat,tgt);
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} // end try
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catch (DataException de)
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{ // error getting at the data stream from the attachment
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return new ErrorBox("Database Error","Database error generating display: " + de.getMessage(),null);
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} // end catch
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} // end doVeniceGet
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protected VeniceContent doVenicePost(HttpServletRequest request, ServletMultipartHandler mphandler,
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VeniceEngine engine, UserContext user, RenderData rdat)
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throws ServletException, IOException, VeniceServletResult
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{
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// Get target URL for the operation
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if (mphandler.isFileParam("tgt"))
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{ // bogus target URL
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logger.error("Internal Error: 'tgt' should be a normal param");
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return new ErrorBox(null,"Internal Error: 'tgt' should be a normal param","top");
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} // end if
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String tgt = mphandler.getValue("tgt");
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if (tgt==null)
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tgt = "top"; // go back to the Top screen if nothing else
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if (isImageButtonClicked(mphandler,"cancel"))
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throw new RedirectResult("account?cmd=P&tgt=" + URLEncoder.encode(tgt));
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if (isImageButtonClicked(mphandler,"upload"))
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{ // uploading the image here!
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// also check on file parameter status
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if (!(mphandler.isFileParam("thepic")))
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{ // bogus file parameter
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logger.error("Internal Error: 'thepic' should be a file param");
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return new ErrorBox(null,"Internal Error: 'thepic' should be a file param",
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"account?cmd=P&tgt=" + URLEncoder.encode(tgt));
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} // end if
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if (!(mphandler.getContentType("thepic").startsWith("image/")))
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{ // must be an image type we uploaded!
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logger.error("Error: 'thepic' not an image type");
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return new ErrorBox(null,"You did not upload an image file. Try again.",
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"userphoto?tgt=" + URLEncoder.encode(tgt));
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} // end if
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try
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{ // get the real picture (normalized to 100x100 size)
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ImageLengthPair real_pic = ImageNormalizer.normalizeImage(mphandler.getFileContentStream("thepic"),
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engine.getUserPhotoSize(),"jpeg");
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// set the user photo data!
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ContactInfo ci = user.getContactInfo();
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ci.setPhotoData(request.getContextPath() + "/imagedata/","image/jpeg",real_pic.getLength(),
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real_pic.getData());
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user.putContactInfo(ci);
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// Jump back to the profile form.
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throw new RedirectResult("account?cmd=P&tgt=" + URLEncoder.encode(tgt));
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} // end try
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catch (ServletMultipartException smpe)
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{ // the servlet multipart parser screwed up
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logger.error("Servlet multipart error:",smpe);
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return new ErrorBox(null,"Internal Error: " + smpe.getMessage(),
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"account?cmd=P&tgt=" + URLEncoder.encode(tgt));
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} // end catch
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catch (ImageNormalizerException ine)
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{ // the image was not valid
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logger.error("Image normalizer error:",ine);
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return new ErrorBox(null,ine.getMessage(),"userphoto?tgt=" + URLEncoder.encode(tgt));
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} // end catch
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catch (DataException de)
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{ // error in the database!
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logger.error("DataException:",de);
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return new ErrorBox("Database Error","Database error storing user photo: " + de.getMessage(),
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"account?cmd=P&tgt=" + URLEncoder.encode(tgt));
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} // end catch
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catch (EmailException ee)
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{ // email exception (WTF?)
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logger.error("Email exception (shouldn't happen):",ee);
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return new ErrorBox(null,"Internal Error: " + ee.getMessage(),
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"account?cmd=P&tgt=" + URLEncoder.encode(tgt));
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} // end catch
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} // end if
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else
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{ // the button must be wrong!
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logger.error("no known button click on UserPhoto.doPost");
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return new ErrorBox("Internal Error","Unknown command button pressed",
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"account?cmd=P&tgt=" + URLEncoder.encode(tgt));
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} // end else
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} // end doVenicePost
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} // end class UserPhoto
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