# The LearningOnline Network
# Simple Problem Parameter Setting "Editor"
#
# $Id: lonsimpleproblemedit.pm,v 1.1 2003/07/07 07:32:16 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA 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.
#
# LON-CAPA 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 LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#
package Apache::lonsimpleproblemedit;
use strict;
use Apache::Constants qw(:common :http);
use Apache::loncommon;
use Apache::lonnet;
sub questiontext {
my $text=shift;
return (<<ENDQUESTION);
<table bgcolor="#dddd22" cellspacing="4" cellpadding="2">
<tr><td><b>Question Text</b><br />
<textarea name="questiontext" cols="80" rows="8">$text</textarea>
</td></tr>
</table>
<br />
ENDQUESTION
}
sub hint {
my $text=shift;
return (<<ENDHINT);
<table bgcolor="#accacc" cellspacing="4" cellpadding="2">
<tr><td><b>Hint Text</b><br />
<textarea name="hinttext" cols="80" rows="4">$text</textarea>
</td></tr>
</table>
<br />
ENDHINT
}
sub foil {
my ($number,$value,$position,$text,%values)=@_;
$values{'unused'}='Not shown, not used';
unless (defined($value)) { $value='unused'; }
unless ($values{$value}) { $value='unused'; }
my %positions=('random' => 'Random position',
'top' => 'Show always at top position',
'bottom' => 'Show always at bottom position');
unless (defined($position)) { $position='random'; }
unless ($positions{$position}) {
$position='random';
}
my $selectvalue=&Apache::loncommon::select_form
($value,'value'.$number,%values);
my $selectposition=&Apache::loncommon::select_form
($position,'position'.$number,%positions);
return (<<ENDFOIL);
<table bgcolor="#dd55ff" cellspacing="4" cellpadding="2">
<tr><td colspan="2"><b>Foil</b></td></tr>
<tr><td>Value: $selectvalue</td><td>Position: $selectposition</td></tr>
<tr><td colspan="2">Text:<br />
<textarea name="text$number" cols="80" rows="4">$text</textarea>
</td></tr>
</table>
<br />
ENDFOIL
}
sub handler {
my $r = shift;
if ($r->header_only) {
$r->content_type('text/html');
$r->send_http_header;
return OK;
}
# -------------------------------------------------------------------- Allowed?
unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
return HTTP_NOT_ACCEPTABLE;
}
# ----------------------------------------------------------------- Send header
$r->content_type('text/html');
$r->send_http_header;
# ----------------------------------------------------- Figure out where we are
my $uri=$r->uri;
$uri=~s/\/smpedit$//;
my $symb=&Apache::lonnet::symbread($uri);
# ---------------------------------------------------------- Anything to store?
if (($symb) && ($ENV{'form.storeproblem'})) {
my %storecontent=();
undef %storecontent;
foreach (keys %ENV) {
if ($_=~/^form\.(\w+)$/) {
my $spnam=$1;
my $symbparm=$symb.'.'.$spnam;
my $courselevelr=$ENV{'request.course.id'}.'.'.$symbparm;
$storecontent{$courselevelr}=$ENV{'form.'.$spnam};;
}
}
my $reply=&Apache::lonnet::cput
('resourcedata',\%storecontent,
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
$ENV{'course.'.$ENV{'request.course.id'}.'.num'});
}
# ------------------------------------------------------------ Print the screen
$r->print(<<ENDDOCUMENT);
<html>
<head>
<title>The LearningOnline Network with CAPA</title>
ENDDOCUMENT
$r->print(&Apache::loncommon::bodytag('Simple Problem Editor'));
if ($symb) {
$r->print('<h1>'.&Apache::lonnet::gettitle($symb).'</h1>');
#
#
$r->print(&questiontext('What color?').
&foil(3,'green','bottom','Tomato',
('green'=>'green','red'=>'red')).
&hint('This is the hint.'));
#
#
} else {
$r->print('Could not identify problem.');
}
$r->print('</body></html>');
return OK;
}
1;
__END__
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