added customizable "HTML Escapes" for the top and bottom of the topic list

and post list pages; configurable through the host tools

setup/database.sql

@@ -310,6 +310,14 @@ CREATE TABLE propconf (
     PRIMARY KEY (confid, ndx)
 );
 
+# The conference custom HTML block table.  There are two custom blocks, one at the
+# top of the page, one at the bottom, each a maximum of 64K in length.
+CREATE TABLE confcustom (
+    confid INT NOT NULL PRIMARY KEY,
+    htmltop TEXT,
+    htmlbottom TEXT
+);
+
 # The table describing topics within a conference.
 CREATE TABLE topics (
     topicid INT NOT NULL PRIMARY KEY AUTO_INCREMENT,

src/com/silverwrist/venice/core/ConferenceContext.java

@@ -40,6 +40,9 @@ public interface ConferenceContext
   public static final int SORT_TOTAL = 4;
   public static final int SORT_DATE = 5;
 
+  public static final int CUST_BLOCK_TOP = 0;
+  public static final int CUST_BLOCK_BOTTOM = 1;
+
   public abstract int getConfID();
 
   public abstract String getName();
@@ -174,4 +177,10 @@ public interface ConferenceContext
   public abstract void sendMailToParticipants(boolean posters, int day_limit, String subject, String text)
       throws AccessError, DataException;
 
+  public abstract String getCustomBlock(int selector) throws DataException;
+
+  public abstract void setCustomBlock(int selector, String data) throws AccessError, DataException;
+
+  public abstract void removeCustomBlocks() throws AccessError, DataException;
+
 } // end interface ConferenceContext

src/com/silverwrist/venice/core/impl/BackgroundCommunityPurge.java

@@ -129,6 +129,7 @@ class BackgroundCommunityPurge implements Runnable
 	    stmt.executeUpdate("DELETE FROM confs WHERE confid = " + key + ";");
 	    stmt.executeUpdate("DELETE FROM confalias WHERE confid = " + key + ";");
 	    stmt.executeUpdate("DELETE FROM propconf WHERE confid = " + key + ";");
+	    stmt.executeUpdate("DELETE FROM confcustom WHERE confid = " + key + ";");
 
 	    // determine the number of topics in this conference, and the maximum topic ID, and use
 	    // that information to queue up the conference deletion

src/com/silverwrist/venice/core/impl/BackgroundConferencePurge.java

@@ -80,6 +80,7 @@ class BackgroundConferencePurge implements Runnable
       stmt.executeUpdate("DELETE FROM confsettings WHERE confid = " + confid + ";");
       stmt.executeUpdate("DELETE FROM confhotlist WHERE confid = " + confid + ";");
       stmt.executeUpdate("DELETE FROM propconf WHERE confid = " + confid + ";");
+      stmt.executeUpdate("DELETE FROM confcustom WHERE confid = " + confid + ";");
 
       // look up all the topic IDs that are present in this conference
       int[] topicids = new int[num_topics];

src/com/silverwrist/venice/core/impl/ConferenceCommunityContextImpl.java

@@ -772,4 +772,22 @@ class ConferenceCommunityContextImpl implements ConferenceCommunityContext
 
   } // end setProperties
 
+  public String getCustomBlock(int selector) throws DataException
+  {
+    return getConferenceData().getCustomBlock(selector);
+
+  } // end getCustomBlock
+
+  public void setCustomBlock(int selector, String data) throws DataException
+  {
+    getConferenceData().setCustomBlock(selector,data);
+
+  } // end setCustomBlock
+
+  public void removeCustomBlocks() throws DataException
+  {
+    getConferenceData().removeCustomBlocks();
+
+  } // end removeCustomBlocks
+
 } // end class ConferenceCommunityContextImpl

src/com/silverwrist/venice/core/impl/ConferenceCoreData.java

@@ -17,6 +17,7 @@
  */
 package com.silverwrist.venice.core.impl;
 
+import java.lang.ref.*;
 import java.sql.*;
 import java.util.*;
 import org.apache.log4j.*;
@@ -67,6 +68,9 @@ class ConferenceCoreData implements ConferenceData
   private boolean creating_topic = false;  // is somebody creating a topic?
   private boolean deleted = false;         // has this conference been deleted?
   private OptionSet flags;                 // option flags
+  private boolean has_custom = false;      // do we have custom blocks?
+  private SoftReference cust_top = null;   // custom block for top
+  private SoftReference cust_bottom = null; // custom block for bottom
 
   /*--------------------------------------------------------------------------------
    * Constructors
@@ -97,6 +101,7 @@ class ConferenceCoreData implements ConferenceData
       loadData(rs);  // load the conference data
       flags = new OptionSet();
       loadProperties(conn);
+      loadCustom(conn);
 
     } // end try
     catch (SQLException e)
@@ -185,6 +190,36 @@ class ConferenceCoreData implements ConferenceData
 
   } // end loadProperties
 
+  private synchronized void loadCustom(Connection conn) throws SQLException
+  {
+    Statement stmt = conn.createStatement();
+    StringBuffer sql = new StringBuffer("SELECT htmltop, htmlbottom FROM confcustom WHERE confid = ");
+    sql.append(confid).append(';');
+    ResultSet rs = stmt.executeQuery(sql.toString());
+    if (rs.next())
+    { // load the custom data and save it as SoftReferences (so it can be erased 
+      has_custom = true;
+      String s;
+      if ((cust_top==null) || (cust_top.get()==null))
+      { // retrieve the top custom block
+	s = rs.getString(1);
+	if (s!=null)
+	  cust_top = new SoftReference(s);
+
+      } // end if
+
+      if ((cust_bottom==null) || (cust_bottom.get()==null))
+      { // retrieve the bottom custom block
+	s = rs.getString(2);
+	if (s!=null)
+	  cust_bottom = new SoftReference(s);
+
+      } // end if
+
+    } // end if
+
+  } // end loadCustom
+
   private synchronized void touchUpdate(Connection conn) throws SQLException
   {
     Statement stmt = conn.createStatement();
@@ -1269,6 +1304,160 @@ class ConferenceCoreData implements ConferenceData
 
   } // end setProperties
 
+  public String getCustomBlock(int selector) throws DataException
+  {
+    SoftReference r;
+    if (selector==ConferenceContext.CUST_BLOCK_TOP)
+      r = cust_top;
+    else if (selector==ConferenceContext.CUST_BLOCK_BOTTOM)
+      r = cust_bottom;
+    else
+      throw new IndexOutOfBoundsException("invalid custom block selector");
+
+    if ((!has_custom) || (r==null))
+      return null;   // no custom block to return
+
+    // try to retrieve a custom block value
+    String rc = (String)(r.get());
+    if (rc==null)
+    { // need to reload the custom block data
+      Connection conn = null;
+      try
+      { // load the custom information
+	conn = env.getConnection();
+	loadCustom(conn);
+
+	// set up the return value
+	if (selector==ConferenceContext.CUST_BLOCK_TOP)
+	  rc = (String)(cust_top.get());
+	else if (selector==ConferenceContext.CUST_BLOCK_BOTTOM)
+	  rc = (String)(cust_bottom.get());
+
+      } // end try
+      catch (SQLException e)
+      { // database error - this is a DataException
+	logger.error("DB error getting custom block: " + e.getMessage(),e);
+	throw new DataException("unable to get custom block: " + e.getMessage(),e);
+
+      } // end catch
+      finally
+      { // make sure the connection is released before we go
+	env.releaseConnection(conn);
+
+      } // end finally
+
+    } // end if
+
+    return rc;
+
+  } // end getCustomBlock
+
+  public synchronized void setCustomBlock(int selector, String data) throws DataException
+  {
+    if (logger.isDebugEnabled())
+      logger.debug("setCustomBlock(" + selector + ") entry");
+
+    String fieldname;
+    if (selector==ConferenceContext.CUST_BLOCK_TOP)
+      fieldname = "htmltop";
+    else if (selector==ConferenceContext.CUST_BLOCK_BOTTOM)
+      fieldname = "htmlbottom";
+    else
+      throw new IndexOutOfBoundsException("invalid custom block selector");
+      
+    Connection conn = null;
+    try
+    { // get a connection
+      conn = env.getConnection();
+      Statement stmt = conn.createStatement();
+
+      // build the right SQL command
+      StringBuffer sql = null;
+      if (has_custom)
+      { // build an UPDATE command
+	sql = new StringBuffer("UPDATE confcustom SET ");
+	sql.append(fieldname).append(" = ").append(SQLUtil.encodeStringArg(data)).append(" WHERE confid = ");
+	sql.append(confid).append(';');
+	
+      } // end if
+      else
+      { // build an INSERT command
+	sql = new StringBuffer("INSERT INTO confcustom (confid, ");
+	sql.append(fieldname).append(") VALUES (").append(confid).append(", ");
+	sql.append(SQLUtil.encodeStringArg(data)).append(");");
+
+      } // end else
+
+      stmt.executeUpdate(sql.toString());  // update the database
+
+      // save off all the data cached locally
+      has_custom = true;
+      SoftReference old_r = null;
+      if (selector==ConferenceContext.CUST_BLOCK_TOP)
+      { // replace the top block
+	old_r = cust_top;
+	cust_top = new SoftReference(data);
+
+      } // end if
+      else if (selector==ConferenceContext.CUST_BLOCK_BOTTOM)
+      { // replace the bottom block
+	old_r = cust_bottom;
+	cust_bottom = new SoftReference(data);
+
+      } // end else if
+
+      if (old_r!=null)
+	old_r.clear();   // dump the old data block before we go
+
+    } // end try
+    catch (SQLException e)
+    { // database error - this is a DataException
+      logger.error("DB error setting custom block: " + e.getMessage(),e);
+      throw new DataException("unable to set custom block: " + e.getMessage(),e);
+
+    } // end catch
+    finally
+    { // make sure the connection is released before we go
+      env.releaseConnection(conn);
+
+    } // end finally
+
+  } // end setCustomBlock
+
+  public synchronized void removeCustomBlocks() throws DataException
+  {
+    Connection conn = null;
+    try
+    { // get a connection
+      conn = env.getConnection();
+      Statement stmt = conn.createStatement();
+
+      // execute the delete statement
+      stmt.executeUpdate("DELETE FROM confcustom WHERE confid = " + confid + ";");
+
+      // zap the custom data in this object
+      has_custom = false;
+      if (cust_top!=null)
+	cust_top.clear();
+      if (cust_bottom!=null)
+	cust_bottom.clear();
+      cust_top = cust_bottom = null;
+
+    } // end try
+    catch (SQLException e)
+    { // database error - this is a DataException
+      logger.error("DB error removing custom blocks: " + e.getMessage(),e);
+      throw new DataException("unable to remove custom blocks: " + e.getMessage(),e);
+
+    } // end catch
+    finally
+    { // make sure the connection is released before we go
+      env.releaseConnection(conn);
+
+    } // end finally
+
+  } // end removeCustomBlocks
+
   /*--------------------------------------------------------------------------------
    * External static operations (usable only from within package)
    *--------------------------------------------------------------------------------

src/com/silverwrist/venice/core/impl/ConferenceUserContextImpl.java

@@ -1591,6 +1591,40 @@ class ConferenceUserContextImpl implements ConferenceContext, ConferenceBackend
 
   } // end if
 
+  public String getCustomBlock(int selector) throws DataException
+  {
+    return getConferenceData().getCustomBlock(selector);
+
+  } // end getCustomBlock
+
+  public void setCustomBlock(int selector, String data) throws AccessError, DataException
+  {
+    if (!(getConferenceData().canChangeConference(level)))
+    { // this user can't modify the conference properties
+      logger.error("setCustomBlock(): user not permitted to change custom blocks");
+      throw new AccessError("You are not permitted to change the custom blocks for this conference.");
+
+    } // end if
+
+    // call down to set the custom block
+    getConferenceData().setCustomBlock(selector,data);
+
+  } // end setCustomBlock
+
+  public void removeCustomBlocks() throws AccessError, DataException
+  {
+    if (!(getConferenceData().canChangeConference(level)))
+    { // this user can't modify the conference properties
+      logger.error("setCustomBlock(): user not permitted to change custom blocks");
+      throw new AccessError("You are not permitted to change the custom blocks for this conference.");
+
+    } // end if
+
+    // call down to remove the custom blocks
+    getConferenceData().removeCustomBlocks();
+
+  } // end removeCustomBlocks
+
   /*--------------------------------------------------------------------------------
    * Implementations from interface ConferenceBackend
    *--------------------------------------------------------------------------------

src/com/silverwrist/venice/core/internals/ConferenceCommunityContext.java

@@ -115,4 +115,10 @@ public interface ConferenceCommunityContext
 
   public abstract void setProperties(ConferenceProperties props) throws DataException;
 
+  public abstract String getCustomBlock(int selector) throws DataException;
+
+  public abstract void setCustomBlock(int selector, String data) throws DataException;
+
+  public abstract void removeCustomBlocks() throws DataException;
+
 } // end interface ConferenceCommunityContext

src/com/silverwrist/venice/core/internals/ConferenceData.java

@@ -109,4 +109,10 @@ public interface ConferenceData
 
   public abstract void setProperties(ConferenceProperties props) throws DataException;
 
+  public abstract String getCustomBlock(int selector) throws DataException;
+
+  public abstract void setCustomBlock(int selector, String data) throws DataException;
+
+  public abstract void removeCustomBlocks() throws DataException;
+
 } // end interface ConferenceData

src/com/silverwrist/venice/servlets/ConfOperations.java

@@ -168,6 +168,8 @@ public class ConfOperations extends VeniceServlet
    * SH = Hide/show conference from sequence manager menu
    * SS = Change conference sequence from sequence manager menu
    * T = Create topic (requires conference parameter)
+   * U = Customize Conference Display (requires conference parameter)
+   * UX = Remove all custom blocks (requires conference parameter)
    * Other = Display list of conferences in community
    */
 
@@ -337,8 +339,8 @@ public class ConfOperations extends VeniceServlet
 	String message = "You are about to permanently delete the \"" + conf.getName() + "\" conference!  "
 	               + "Are you sure you want to do this?";
 	return new ConfirmBox(request,DELETE_CONFIRM_ATTR,DELETE_CONFIRM_PARAM,"Delete Conference",message,
-			      "confops?sig=" + comm.getCommunityID() + "&conf=" + conf.getConfID() + "&cmd=SDEL",
+			      "confops?sig=" + comm.getCommunityID() + "&conf=" + conf.getConfID()
-			      on_error);
+			      + "&cmd=SDEL",on_error);
 
       } // end else
 
@@ -495,7 +497,8 @@ public class ConfOperations extends VeniceServlet
 
       try
       { // display the "Conference Reports" display
-	setMyLocation(request,"confops?sig=" + comm.getCommunityID() + "&conf=" + conf.getConfID() + "&cmd=QR");
+	setMyLocation(request,"confops?sig=" + comm.getCommunityID() + "&conf=" + conf.getConfID()
+		              + "&cmd=QR");
 	return new ReportConferenceMenu(comm,conf);
 
       } // end try
@@ -602,7 +605,7 @@ public class ConfOperations extends VeniceServlet
       } // end try
       catch (DataException de)
       { // something wrong in the database
-	return new ErrorBox("Database Error","Database error getting topic list " + de.getMessage(),
+	return new ErrorBox("Database Error","Database error getting topic list: " + de.getMessage(),
 			    on_error);
 
       } // end catch
@@ -614,6 +617,61 @@ public class ConfOperations extends VeniceServlet
 
     } // end if ("I" command)
 
+    if (cmd.equals("U"))
+    { // "U" = Customize Conference Displays (requires conference parameter)
+      ConferenceContext conf = getConferenceParameter(request,comm,true,on_error);
+      on_error = "confops?sig=" + comm.getCommunityID() + "&conf=" + conf.getConfID() + "&cmd=Q";
+
+      if (!(conf.canChangeConference()))
+	return new ErrorBox("Access Error","You are not permitted to change this conference's customizations.",
+			    on_error);
+
+      try
+      { // return the conference custom blocks view
+	return new ConferenceCustomBlocks(comm,conf);
+
+      } // end try
+      catch (DataException de)
+      { // something wrong in the database
+	return new ErrorBox("Database Error","Database error getting custom blocks: " + de.getMessage(),
+			    on_error);
+
+      } // end catch
+
+    } // end if ("U" command)
+
+    if (cmd.equals("UX"))
+    { // "UX" = Customize Conference Displays (requires conference parameter)
+      ConferenceContext conf = getConferenceParameter(request,comm,true,on_error);
+      on_error = "confops?sig=" + comm.getCommunityID() + "&conf=" + conf.getConfID() + "&cmd=U";
+
+      if (!(conf.canChangeConference()))
+	return new ErrorBox("Access Error","You are not permitted to change this conference's customizations.",
+			    on_error);
+
+      try
+      { // zap the custom blocks
+	conf.removeCustomBlocks();
+
+      } // end try
+      catch (DataException de)
+      { // something wrong in the database
+	return new ErrorBox("Database Error","Database error removing custom blocks: " + de.getMessage(),
+			    on_error);
+
+      } // end catch
+      catch (AccessError ae)
+      { // some lack of access is causing problems
+	return new ErrorBox("Access Error",ae.getMessage(),on_error);
+
+      } // end catch
+
+      // all done - bounce back to the menu
+      throw new RedirectResult("confops?sig=" + comm.getCommunityID() + "&conf=" + conf.getConfID()
+			       + "&cmd=Q");
+
+    } // end if ("UX" command)
+
     if (cmd.equals("DEL"))
     { // "DEL" = "Delete Conference (requires conference parameter)
       ConferenceContext conf = getConferenceParameter(request,comm,true,on_error);
@@ -1139,6 +1197,51 @@ public class ConfOperations extends VeniceServlet
 
     } // end if ("I" command)
 
+    if (cmd.equals("U"))
+    { // "U" command - Customize Conference
+      ConferenceContext conf = getConferenceParameter(request,comm,true,on_error);
+      on_error = "confops?sig=" + comm.getCommunityID() + "&conf=" + conf.getConfID() + "&cmd=U";
+
+      if (!(conf.canChangeConference()))
+	return new ErrorBox("Access Error","You are not permitted to change this conference's customizations.",
+			    on_error);
+
+      if (isImageButtonClicked(request,"cancel"))  // cancel - bounce back to the menu
+	throw new RedirectResult("confops?sig=" + comm.getCommunityID() + "&conf=" + conf.getConfID()
+				 + "&cmd=Q");
+
+      if (isImageButtonClicked(request,"update"))
+      { // OK, actually update the operation
+	try
+	{ // reset the custom blocks
+	  conf.setCustomBlock(ConferenceContext.CUST_BLOCK_TOP,request.getParameter("tx"));
+	  conf.setCustomBlock(ConferenceContext.CUST_BLOCK_BOTTOM,request.getParameter("bx"));
+
+	} // end try
+	catch (DataException de)
+	{ // something wrong in the database
+	  return new ErrorBox("Database Error","Database error setting custom blocks: " + de.getMessage(),
+			      on_error);
+
+	} // end catch
+	catch (AccessError ae)
+	{ // some lack of access is causing problems
+	  return new ErrorBox("Access Error",ae.getMessage(),on_error);
+
+	} // end catch
+
+	// all done - bounce back to the menu
+	throw new RedirectResult("confops?sig=" + comm.getCommunityID() + "&conf=" + conf.getConfID()
+				 + "&cmd=Q");
+
+      } // end if
+
+      // we don't know what button was pressed
+      logger.error("no known button click on ConfOperations.doPost, cmd=U");
+      return new ErrorBox("Internal Error","Unknown command button pressed",on_error);
+
+    } // end if ("U" command)
+
     // unrecognized command!
     logger.error("invalid command to ConfOperations.doPost: " + cmd);
     return new ErrorBox("Internal Error","Invalid command to ConfOperations.doPost",on_error);

src/com/silverwrist/venice/servlets/format/ConferenceCustomBlocks.java

@@ -0,0 +1,150 @@
+/*
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
+ * 
+ * Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
+ * WARRANTY OF ANY KIND, either express or implied. See the License for the specific
+ * language governing rights and limitations under the License.
+ * 
+ * The Original Code is the Venice Web Communities System.
+ * 
+ * The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
+ * for Silverwrist Design Studios.  Portions created by Eric J. Bowersox are
+ * Copyright (C) 2001 Eric J. Bowersox/Silverwrist Design Studios.  All Rights Reserved.
+ * 
+ * Contributor(s): 
+ */
+package com.silverwrist.venice.servlets.format;
+
+import java.util.*;
+import javax.servlet.*;
+import javax.servlet.http.*;
+import com.silverwrist.util.StringUtil;
+import com.silverwrist.venice.core.*;
+import com.silverwrist.venice.except.*;
+
+public class ConferenceCustomBlocks implements JSPRender
+{
+  /*--------------------------------------------------------------------------------
+   * Static data members
+   *--------------------------------------------------------------------------------
+   */
+
+  // Attribute name for request attribute
+  protected static final String ATTR_NAME = "com.silverwrist.venice.content.ConferenceCustomBlocks";
+
+  /*--------------------------------------------------------------------------------
+   * Attributes
+   *--------------------------------------------------------------------------------
+   */
+
+  private CommunityContext comm;        // the community we're in
+  private ConferenceContext conf;       // the conference being diddled with
+  private String top_custom;            // the top custom block
+  private String bottom_custom;         // the bottom custom block
+  private String locator = null;        // locator string
+
+  /*--------------------------------------------------------------------------------
+   * Constructor
+   *--------------------------------------------------------------------------------
+   */
+
+  public ConferenceCustomBlocks(CommunityContext comm, ConferenceContext conf) throws DataException
+  {
+    this.comm = comm;
+    this.conf = conf;
+    this.top_custom = conf.getCustomBlock(ConferenceContext.CUST_BLOCK_TOP);
+    this.bottom_custom = conf.getCustomBlock(ConferenceContext.CUST_BLOCK_BOTTOM);
+
+  } // end constructor
+
+  /*--------------------------------------------------------------------------------
+   * External static functions
+   *--------------------------------------------------------------------------------
+   */
+
+  public static ConferenceCustomBlocks retrieve(ServletRequest request)
+  {
+    return (ConferenceCustomBlocks)(request.getAttribute(ATTR_NAME));
+
+  } // end retrieve
+
+  /*--------------------------------------------------------------------------------
+   * Implementations from interface VeniceContent
+   *--------------------------------------------------------------------------------
+   */
+
+  public String getPageTitle(RenderData rdat)
+  {
+    return "Customize Conference: " + conf.getName();
+
+  } // end getPageTitle
+
+  public String getPageQID()
+  {
+    return null;
+
+  } // end getPageQID
+
+  /*--------------------------------------------------------------------------------
+   * Implementations from interface JSPRender
+   *--------------------------------------------------------------------------------
+   */
+
+  public void store(ServletRequest request)
+  {
+    request.setAttribute(ATTR_NAME,this);
+
+  } // end store
+
+  public String getTargetJSPName()
+  {
+    return "conf_custom.jsp";
+
+  } // end getTargetJSPName
+
+  /*--------------------------------------------------------------------------------
+   * External operations
+   *--------------------------------------------------------------------------------
+   */
+
+  public final int getCommunityID()
+  {
+    return comm.getCommunityID();
+
+  } // end getCommunityID
+
+  public final int getConferenceID()
+  {
+    return conf.getConfID();
+
+  } // end getConferenceID
+
+  public final String getConferenceName()
+  {
+    return conf.getName();
+
+  } // end getConferenceName
+
+  public final String getLocator()
+  {
+    if (locator==null)
+      locator = "sig=" + comm.getCommunityID() + "&conf=" + conf.getConfID();
+    return locator;
+
+  } // end getLocator
+
+  public final String getTopCustomBlock()
+  {
+    return (top_custom==null) ? "" : StringUtil.encodeHTML(top_custom);
+
+  } // end getTopCustomBlock
+
+  public final String getBottomCustomBlock()
+  {
+    return (bottom_custom==null) ? "" : StringUtil.encodeHTML(bottom_custom);
+
+  } // end getBottomCustomBlock
+
+} // end class ConferenceCustomBlocks

src/com/silverwrist/venice/servlets/format/TopicListing.java

@@ -17,6 +17,8 @@
  */
 package com.silverwrist.venice.servlets.format;
 
+import java.io.IOException;
+import java.io.Writer;
 import java.util.*;
 import javax.servlet.*;
 import javax.servlet.http.*;
@@ -45,6 +47,8 @@ public class TopicListing implements JSPRender
   private List topic_list;              // the topic list
   private TopicVisitOrder visit_order;  // indicates order in which topics are visited
   private String qid;                   // "quick ID" for this page
+  private String top_custom;            // top custom HTML block
+  private String bottom_custom;         // bottom custom HTML block
 
   /*--------------------------------------------------------------------------------
    * Constructor
@@ -62,6 +66,8 @@ public class TopicListing implements JSPRender
     this.visit_order = TopicVisitOrder.initialize(request.getSession(true),conf.getConfID(),this.topic_list);
     List aliases = conf.getAliases();
     this.qid = "go/" + comm.getAlias() + "!" + (String)(aliases.get(0));
+    this.top_custom = conf.getCustomBlock(ConferenceContext.CUST_BLOCK_TOP);
+    this.bottom_custom = conf.getCustomBlock(ConferenceContext.CUST_BLOCK_BOTTOM);
 
   } // end constructor
 
@@ -115,19 +121,19 @@ public class TopicListing implements JSPRender
    *--------------------------------------------------------------------------------
    */
 
-  public int getCommunityID()
+  public final int getCommunityID()
   {
     return comm.getCommunityID();
 
   } // end getCommunityID
 
-  public int getConfID()
+  public final int getConfID()
   {
     return conf.getConfID();
 
   } // end getConfID
 
-  public String getLocator()
+  public final String getLocator()
   {
     StringBuffer buf = new StringBuffer("sig=");
     buf.append(comm.getCommunityID()).append("&conf=").append(conf.getConfID());
@@ -135,19 +141,19 @@ public class TopicListing implements JSPRender
 
   } // end getLocator
 
-  public String getConfName()
+  public final String getConfName()
   {
     return conf.getName();
 
   } // end getConfName
 
-  public boolean canDoReadNew()
+  public final boolean canDoReadNew()
   {
     return visit_order.isNext();
 
   } // end canDoReadNew
 
-  public String getNextLocator()
+  public final String getNextLocator()
   {
     StringBuffer buf = new StringBuffer("sig=");
     buf.append(comm.getCommunityID()).append("&conf=").append(conf.getConfID()).append("&top=");
@@ -156,46 +162,60 @@ public class TopicListing implements JSPRender
 
   } // end getNextLocator
 
-  public boolean canCreateTopic()
+  public final boolean canCreateTopic()
   {
     return conf.canCreateTopic();
 
   } // end canCreateTopic
 
-  public boolean canAddToHotlist()
+  public final boolean canAddToHotlist()
   {
     return conf.canAddToHotlist();
 
   } // end canAddToHotlist
 
-  public boolean anyTopics()
+  public final boolean anyTopics()
   {
     return (topic_list.size()>0);
 
   } // end anyTopics
 
-  public int getViewOption()
+  public final int getViewOption()
   {
     return view_opt;
 
   } // end getViewOption
 
-  public boolean isView(int value)
+  public final boolean isView(int value)
   {
     return (view_opt==value);
 
   } // end isSort
 
-  public boolean isSort(int value)
+  public final boolean isSort(int value)
   {
     return (sort_opt==value);
 
   } // end isSort
 
-  public Iterator getTopicIterator()
+  public final Iterator getTopicIterator()
   {
     return topic_list.iterator();
 
   } // end getTopicIterator
 
+  public final void writeTopCustom(Writer out) throws IOException
+  {
+    if (top_custom!=null)
+      out.write(top_custom);
+
+  } // end writeTopCustom
+
+  public final void writeBottomCustom(Writer out) throws IOException
+  {
+    if (bottom_custom!=null)
+      out.write(bottom_custom);
+
+  } // end writeBottomCustom
+
 } // end class TopicListing

src/com/silverwrist/venice/servlets/format/TopicPosts.java

@@ -18,6 +18,8 @@
 package com.silverwrist.venice.servlets.format;
 
 import java.awt.Dimension;
+import java.io.Writer;
+import java.io.IOException;
 import java.util.*;
 import javax.servlet.*;
 import javax.servlet.http.*;
@@ -59,6 +61,8 @@ public class TopicPosts implements JSPRender
   private TopicVisitOrder visit_order;
   private String topic_stem;
   private String topic_qid;
+  private String top_custom;
+  private String bottom_custom;
   private String cache_locator = null;
   private HashSet bozo_uids = new HashSet();
   private Dimension photo_size = null;
@@ -97,6 +101,8 @@ public class TopicPosts implements JSPRender
     List aliases = conf.getAliases();
     topic_stem = (String)(aliases.get(0)) + "." + topic.getTopicNumber() + ".";
     topic_qid = "go/" + comm.getAlias() + "!" + (String)(aliases.get(0)) + "." + topic.getTopicNumber();
+    top_custom = conf.getCustomBlock(ConferenceContext.CUST_BLOCK_TOP);
+    bottom_custom = conf.getCustomBlock(ConferenceContext.CUST_BLOCK_BOTTOM);
 
     // build up the list of users IN THIS VIEW that are bozo-filtered
     HashSet saw_users = new HashSet();
@@ -192,7 +198,7 @@ public class TopicPosts implements JSPRender
    *--------------------------------------------------------------------------------
    */
 
-  public static String getPosterName(TopicMessageContext msg)
+  public static final String getPosterName(TopicMessageContext msg)
   {
     try
     { // have to guard agains a DataException here
@@ -207,7 +213,7 @@ public class TopicPosts implements JSPRender
 
   } // end getPosterName
 
-  public static String getMessageBodyText(TopicMessageContext msg)
+  public static final String getMessageBodyText(TopicMessageContext msg)
   {
     try
     { // have to guard against a DataException here
@@ -222,25 +228,25 @@ public class TopicPosts implements JSPRender
 
   } // end getMessageBodyText
 
-  public int getCommunityID()
+  public final int getCommunityID()
   {
     return comm.getCommunityID();
 
   } // end getCommunityID
 
-  public int getConfID()
+  public final int getConfID()
   {
     return conf.getConfID();
 
   } // end getConfID
 
-  public int getTopicNumber()
+  public final int getTopicNumber()
   {
     return topic.getTopicNumber();
 
   } // end getTopicNumber
 
-  public int getNextTopicNumber()
+  public final int getNextTopicNumber()
   {
     if (visit_order!=null)
       return visit_order.getNext();
@@ -249,7 +255,7 @@ public class TopicPosts implements JSPRender
 
   } // end getNextTopicNumber
 
-  public String getConfLocator()
+  public final String getConfLocator()
   {
     StringBuffer buf = new StringBuffer("sig=");
     buf.append(comm.getCommunityID()).append("&conf=").append(conf.getConfID());
@@ -257,7 +263,7 @@ public class TopicPosts implements JSPRender
 
   } // end getConfLocator
 
-  public String getLocator()
+  public final String getLocator()
   {
     if (cache_locator==null)
     { // build up the standard locator
@@ -272,7 +278,7 @@ public class TopicPosts implements JSPRender
 
   } // end getLocator
 
-  public String getNextLocator()
+  public final String getNextLocator()
   {
     StringBuffer buf = new StringBuffer("sig=");
     buf.append(comm.getCommunityID()).append("&conf=").append(conf.getConfID());
@@ -282,7 +288,7 @@ public class TopicPosts implements JSPRender
 
   } // end getNextLocator
 
-  public String getRestoreLocator()
+  public final String getRestoreLocator()
   {
     StringBuffer buf = new StringBuffer("rtop=");
     buf.append(topic.getTopicNumber()).append("&rct=").append(unread);
@@ -290,7 +296,7 @@ public class TopicPosts implements JSPRender
 
   } // end getRestoreLocator
 
-  public String getIdentifyingData()
+  public final String getIdentifyingData()
   {
     StringBuffer buf = new StringBuffer("Posts ");
     buf.append(first).append(" through ").append(last).append(" in topic #").append(topic.getTopicID());
@@ -298,37 +304,37 @@ public class TopicPosts implements JSPRender
 
   } // end getIdentifyingData
 
-  public String getTopicName()
+  public final String getTopicName()
   {
     return topic.getName();
 
   } // end getTopicName
 
-  public int getTotalMessages()
+  public final int getTotalMessages()
   {
     return topic.getTotalMessages();
 
   } // end getTotalMessages
 
-  public int getNewMessages()
+  public final int getNewMessages()
   {
     return unread;
 
   } // end getNewMessages
 
-  public Date getLastUpdate()
+  public final Date getLastUpdate()
   {
     return topic.getLastUpdateDate();
 
   } // end getLastUpdate
 
-  public boolean isTopicHidden()
+  public final boolean isTopicHidden()
   {
     return topic.isHidden();
 
   } // end isTopicHidden
 
-  public boolean canDoNextTopic()
+  public final boolean canDoNextTopic()
   {
     if (visit_order!=null)
       return visit_order.isNext();
@@ -337,43 +343,43 @@ public class TopicPosts implements JSPRender
 
   } // end canDoNextTopic
 
-  public boolean canFreezeTopic()
+  public final boolean canFreezeTopic()
   {
     return topic.canFreeze();
 
   } // end canFreezeTopic
 
-  public boolean isTopicFrozen()
+  public final boolean isTopicFrozen()
   {
     return topic.isFrozen();
 
   } // end isTopicFrozen
 
-  public boolean canArchiveTopic()
+  public final boolean canArchiveTopic()
   {
     return topic.canArchive();
 
   } // end canArchiveTopic
 
-  public boolean isTopicArchived()
+  public final boolean isTopicArchived()
   {
     return topic.isArchived();
 
   } // end isTopicArchived
 
-  public boolean canDeleteTopic()
+  public final boolean canDeleteTopic()
   {
     return topic.canDelete();
 
   } // end canDeleteTopic
 
-  public boolean canScrollUp()
+  public final boolean canScrollUp()
   {
     return (first>0);
 
   } // end canScrollUp
 
-  public String getScrollUpLocator()
+  public final String getScrollUpLocator()
   {
     int new_first = first - engine.getNumPostsPerPage();
     int new_last = first - 1;
@@ -390,13 +396,13 @@ public class TopicPosts implements JSPRender
 
   } // end getScrollUpLocator
 
-  public boolean canScrollDown()
+  public final boolean canScrollDown()
   {
     return ((topic.getTotalMessages() - (1 + last))>0);
 
   } // end canScrollDown
 
-  public String getScrollDownLocator()
+  public final String getScrollDownLocator()
   {
     int new_last = last + engine.getNumPostsPerPage();
     int my_last = topic.getTotalMessages() - 1;
@@ -408,13 +414,13 @@ public class TopicPosts implements JSPRender
 
   } // end getScrollDownLocator
 
-  public boolean canScrollToEnd()
+  public final boolean canScrollToEnd()
   {
     return ((topic.getTotalMessages() - (1 + last))>0);
 
   } // end canScrollToEnd
 
-  public String getScrollToEndLocator()
+  public final String getScrollToEndLocator()
   {
     int my_last = topic.getTotalMessages();
     StringBuffer buf = new StringBuffer("p1=");
@@ -423,25 +429,25 @@ public class TopicPosts implements JSPRender
 
   } // end getScrollToEndLocator
 
-  public Iterator getMessageIterator()
+  public final Iterator getMessageIterator()
   {
     return messages.iterator();
 
   } // end getMessageIterator()
 
-  public boolean emitBreakLinePoint(int msg)
+  public final boolean emitBreakLinePoint(int msg)
   {
     return (msg==(topic.getTotalMessages()-unread));
 
   } // end emitBreakLinePoint
 
-  public boolean showAdvanced()
+  public final boolean showAdvanced()
   {
     return show_advanced && (last==first);
 
   } // end showAdvanced
 
-  public boolean displayPostBox()
+  public final boolean displayPostBox()
   {
     boolean flag1 = conf.canPostToConference();
     boolean flag2 = (topic.isFrozen() ? topic.canFreeze() : true);
@@ -450,25 +456,25 @@ public class TopicPosts implements JSPRender
 
   } // end displayPostBox
 
-  public String getDefaultPseud()
+  public final String getDefaultPseud()
   {
     return conf.getDefaultPseud();
 
   } // end getDefaultPseud
 
-  public String getMessageReference(TopicMessageContext msg)
+  public final String getMessageReference(TopicMessageContext msg)
   {
     return topic_stem + msg.getPostNumber();
 
   } // end getMessageReference
 
-  public int getNumPostsPerPage()
+  public final int getNumPostsPerPage()
   {
     return engine.getNumPostsPerPage();
 
   } // end getNumPostsPerPage
 
-  public boolean displayAttachmentInNewWindow(TopicMessageContext msg)
+  public final boolean displayAttachmentInNewWindow(TopicMessageContext msg)
   {
     if (!(msg.hasAttachment()))
       return false;
@@ -477,7 +483,7 @@ public class TopicPosts implements JSPRender
 
   } // end displayAttachmentInNewWindow
 
-  public boolean bozoFilterUser(int uid)
+  public final boolean bozoFilterUser(int uid)
   {
     if (no_bozos)
       return false;
@@ -486,7 +492,7 @@ public class TopicPosts implements JSPRender
 
   } // end bozoFilterUser
 
-  public boolean showBozoFilteredIndicator(int uid)
+  public final boolean showBozoFilteredIndicator(int uid)
   {
     if (no_bozos)
       return bozo_uids.contains(new Integer(uid));
@@ -495,13 +501,13 @@ public class TopicPosts implements JSPRender
 
   } // end showBozoFilteredIndicator
 
-  public boolean showFilterButton(int uid)
+  public final boolean showFilterButton(int uid)
   {
     return !(bozo_uids.contains(new Integer(uid))) && topic.canSetBozo(uid);
 
   } // end showFilterButton
 
-  public String getUserPhotoTag(int uid, RenderData rdat)
+  public final String getUserPhotoTag(int uid, RenderData rdat)
   {
     if (photo_size==null)
       return "";  // user photos not enabled
@@ -515,10 +521,24 @@ public class TopicPosts implements JSPRender
 
   } // end getUserPhotoTag
 
-  public boolean displayPostPictures()
+  public final boolean displayPostPictures()
   {
     return (photo_size!=null);
 
   } // end displayPostPictures
 
+  public final void writeTopCustom(Writer out) throws IOException
+  {
+    if (top_custom!=null)
+      out.write(top_custom);
+
+  } // end writeTopCustom
+
+  public final void writeBottomCustom(Writer out) throws IOException
+  {
+    if (bottom_custom!=null)
+      out.write(bottom_custom);
+
+  } // end writeBottomCustom
+
 } // end class TopicPosts

web/format/conf_custom.jsp

@@ -0,0 +1,69 @@
+<%--
+  The contents of this file are subject to the Mozilla Public License Version 1.1
+  (the "License"); you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
+
+  Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
+  WARRANTY OF ANY KIND, either express or implied. See the License for the specific
+  language governing rights and limitations under the License.
+  
+  The Original Code is the Venice Web Communities System.
+  
+  The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
+  for Silverwrist Design Studios.  Portions created by Eric J. Bowersox are
+  Copyright (C) 2001 Eric J. Bowersox/Silverwrist Design Studios.  All Rights Reserved.
+
+  Contributor(s): 
+--%>
+<%@ page import = "java.util.*" %>
+<%@ page import = "com.silverwrist.util.StringUtil" %>
+<%@ page import = "com.silverwrist.venice.core.*" %>
+<%@ page import = "com.silverwrist.venice.servlets.Variables" %>
+<%@ page import = "com.silverwrist.venice.servlets.format.*" %>
+<%
+  ConferenceCustomBlocks data = ConferenceCustomBlocks.retrieve(request);
+  Variables.failIfNull(data);
+  RenderData rdat = RenderConfig.createRenderData(application,request,response);
+%>
+<% if (rdat.useHTMLComments()) { %><!-- Custom blocks for conference #<%= data.getConferenceID() %> --><% } %>
+<% rdat.writeContentHeader(out,"Customize Conference:",data.getConferenceName()); %>
+
+<FORM METHOD="POST" ACTION="<%= rdat.getEncodedServletPath("confops") %>"><DIV CLASS="content">
+  <INPUT TYPE="HIDDEN" NAME="sig" VALUE="<%= data.getCommunityID() %>">
+  <INPUT TYPE="HIDDEN" NAME="conf" VALUE="<%= data.getConferenceID() %>">
+  <INPUT TYPE="HIDDEN" NAME="cmd" VALUE="U">
+  <TABLE BORDER=0 CELLPADDING=0>
+    <TR VALIGN=MIDDLE>
+      <TD ALIGN=LEFT CLASS="content" COLSPAN=2><%= rdat.getStdFontTag(ColorSelectors.CONTENT_FOREGROUND,2) %>
+        Custom HTML block to appear at top of Topic List/Posts pages:
+      </FONT></TD>
+    </TR>
+    <TR VALIGN=MIDDLE>
+      <TD ALIGN=LEFT CLASS="cinput" COLSPAN=2>
+        <TEXTAREA NAME="tx" WRAP=HARD ROWS=7 COLS=80><%= data.getTopCustomBlock() %></TEXTAREA>
+      </TD>
+    </TR>
+    <TR VALIGN=MIDDLE>
+      <TD ALIGN=LEFT CLASS="content" COLSPAN=2><%= rdat.getStdFontTag(ColorSelectors.CONTENT_FOREGROUND,2) %>
+        Custom HTML block to appear at bottom of Topic List/Posts pages:
+      </FONT></TD>
+    </TR>
+    <TR VALIGN=MIDDLE>
+      <TD ALIGN=LEFT CLASS="cinput" COLSPAN=2>
+        <TEXTAREA NAME="bx" WRAP=HARD ROWS=7 COLS=80><%= data.getBottomCustomBlock() %></TEXTAREA>
+      </TD>
+    </TR>
+    <TR VALIGN=MIDDLE>
+      <TD ALIGN=LEFT CLASS="content">
+        <INPUT TYPE="IMAGE" SRC="<%= rdat.getFullImagePath("bn_update.gif") %>" NAME="update"
+               ALT="Update" WIDTH=80 HEIGHT=24 BORDER=0>&nbsp;
+        <INPUT TYPE="IMAGE" SRC="<%= rdat.getFullImagePath("bn_cancel.gif") %>" NAME="cancel"
+               ALT="Cancel" WIDTH=80 HEIGHT=24 BORDER=0>
+      </TD>
+      <TD ALIGN=RIGHT CLASS="content">
+        <A HREF="<%= rdat.getEncodedServletPath("confops?cmd=UX&" + data.getLocator()) %>"><IMG
+           SRC="<%= rdat.getFullImagePath("bn_remove.gif") %>" ALT="Remove" WIDTH=80 HEIGHT=24 BORDER=0></A>
+      </TD>
+    </TR>
+  </TABLE>
+</DIV></FORM>

web/format/manage_conf.jsp

@@ -73,6 +73,8 @@
         Conference Aliases</A><P>
     <A HREF="<%= rdat.getEncodedServletPath("confops?" + data.getLocator() + "&cmd=M") %>">Manage
         Conference Members</A><P>
+    <A HREF="<%= rdat.getEncodedServletPath("confops?" + data.getLocator() + "&cmd=U") %>">Customize
+        Conference Appearance</A><P>
     <A HREF="<%= rdat.getEncodedServletPath("confops?" + data.getLocator() + "&cmd=QR") %>">Conference
         Activity Reports</A><P>
     <A HREF="<%= rdat.getEncodedServletPath("confops?" + data.getLocator() + "&cmd=I") %>">Conference

web/format/posts.jsp

@@ -37,6 +37,7 @@
 </B></FONT></SPAN>
 <HR ALIGN=LEFT SIZE=2 WIDTH="90%" NOSHADE>
 
+<% data.writeTopCustom(out); %>
 <TABLE BORDER=0 WIDTH="100%" CELLPADDING=0 CELLSPACING=0>
   <TR VALIGN=BOTTOM>
     <TD NOWRAP ALIGN=LEFT COLSPAN=2 CLASS="content">
@@ -383,3 +384,4 @@
   <DIV ALIGN=CENTER CLASS="content"><%= rdat.getStdFontTag(ColorSelectors.CONTENT_FOREGROUND,2) %><B>This is a
   <EM>Frozen</EM> Topic</B></DIV>
 <% } // end if %>
+<% data.writeBottomCustom(out); %>

web/format/topics.jsp

@@ -30,6 +30,8 @@
 %>
 <% if (rdat.useHTMLComments()) { %><!-- Topic list for conf #<%= data.getConfID() %> --><% } %>
 <% rdat.writeContentHeader(out,"Topics in " + data.getConfName(),null); %>
+
+<% data.writeTopCustom(out); %>
 <%= stdfont %>
   <DIV ALIGN="LEFT" CLASS="content">
     <A HREF="<%= rdat.getEncodedServletPath("confops?sig=" + data.getCommunityID()) %>"><IMG
@@ -191,3 +193,4 @@
     <B>]</B>
   </DIV>
 </FONT>
+<% data.writeBottomCustom(out); %>