#!/usr/bin/perl -wTI.
#
# TWiki WikiClone (see wiki.pm for $wikiversion and other info)
#
# Based on parts of Ward Cunninghams original Wiki and JosWiki.
# Copyright (C) 1998 Markus Peter - SPiN GmbH (warpi@spin.de)
# Some changes by Dave Harris (drh@bhresearch.co.uk) incorporated
# Copyright (C) 1999-2000 Peter Thoeny, peter@thoeny.com
#
# This program 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.
#
# This program 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, published at 
# http://www.gnu.org/copyleft/gpl.html

use CGI;
use wiki;

$query = new CGI;

&main();


sub main
{
    my $thePathInfo = $query->path_info(); 
    my $theRemoteUser = $query->remote_user();
    my $theTopic = $query->param( 'topic' ) || "";
    my $theUrl = $query->url;

    ( $topic, $webName, $dummy, $userName ) = 
	&wiki::initialize( $thePathInfo, $theRemoteUser, $theTopic, $theUrl );
    $dummy = "";  # to suppress warning

    my $tmpl = "";
    my $text = "";
    my $rev = $query->param( "rev" );
  
    if( ! &wiki::webExists( $webName ) ) {
        print "Content-type: text/html\n\n";
	$tmpl= &wiki::readTemplate( "noweb" );
	$tmpl = &wiki::handleCommonTags( $tmpl, $topic );
	print $tmpl;
        return;
    }


    if( &wiki::topicExists( $webName, $topic ) ) {
	if( $rev ) {
	    $text= &wiki::readVersion( $topic, "$rev" );
	} else {
	    $text= &wiki::readTopic( $topic );
	    $rev= $maxrev;
	}

    }
   
    print "Content-type: text/html\n\n";

    $tmpl= &wiki::readTemplate( "viewsource", $topic );
    
   

    $text =~ s/&/&amp\;/go;
    $text =~ s/\t/   /go;
    $tmpl = &wiki::handleCommonTags( $tmpl, $topic );
    if( $rev ) {
      $tmpl =~ s/\(viewsource\)/\(viewsource rev=$rev\)/go;
    }
    $tmpl =~ s/%TEXT%/$text/go;
   
    print $tmpl;
}