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lonsimpleproblemedit.pm
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1.19:
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Fri Jun 30 01:16:41 2006 UTC (18 years, 1 month ago) by
albertel
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CVS tags:
version_2_8_0,
version_2_7_X,
version_2_7_99_1,
version_2_7_99_0,
version_2_7_1,
version_2_7_0,
version_2_6_X,
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version_2_6_3,
version_2_6_2,
version_2_6_1,
version_2_6_0,
version_2_5_X,
version_2_5_99_1,
version_2_5_99_0,
version_2_5_2,
version_2_5_1,
version_2_5_0,
version_2_4_X,
version_2_4_99_0,
version_2_4_2,
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version_2_4_0,
version_2_3_X,
version_2_3_99_0,
version_2_3_2,
version_2_3_1,
version_2_3_0,
version_2_2_X,
version_2_2_99_1,
version_2_2_99_0,
version_2_2_2,
version_2_2_1,
version_2_2_0,
version_2_1_99_3,
version_2_1_99_2,
version_2_1_99_1,
version_2_1_99_0,
HEAD
- make the table full width otheriwse on IE it ends up being minimal width BUG#4873
# The LearningOnline Network
# Simple Problem Parameter Setting "Editor"
#
# $Id: lonsimpleproblemedit.pm,v 1.19 2006/06/30 01:16:41 albertel 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;
use Apache::lonlocal;
use Apache::lonnavmaps;
use lib '/home/httpd/lib/perl/';
use LONCAPA;
my %qparms;
my $prefix;
my $qtype;
sub evaloptionhash {
my $options=shift;
$options=~s/^\(\'//;
$options=~s/\'\)$//;
my %returnhash=();
foreach (split(/\'\,\'/,$options)) {
$returnhash{$_}=$_;
}
return %returnhash;
}
sub rawrendering {
my ($symb)=@_;
my %data=('show_errors'=>'on',
'simple_edit_button' => 'off',
'devalidatecourseresdata'=>'on');
return &Apache::loncommon::get_student_view($symb,time,time,
$env{'request.course.id'},
'web',\%data);
}
sub questiontext {
my $text=$qparms{$prefix.'questiontext'};
my $qt=&mt('Question Text');
my $spell_link=
&Apache::lonhtmlcommon::spelllink('simpleedit','questiontext');
return (<<ENDQUESTION);
<table bgcolor="#dddd22" cellspacing="4" cellpadding="2" style="width:100%">
<tr><td><b>$qt</b><br />
<textarea style="width:100%" name="questiontext" cols="80" rows="8">$text</textarea>
<br />$spell_link
</td></tr>
</table>
<br />
ENDQUESTION
}
sub hint {
my $text=$qparms{$prefix.'hinttext'};
my $ht=&mt('Hint Text');
my $spell_link=
&Apache::lonhtmlcommon::spelllink('simpleedit','hinttext');
return (<<ENDHINT);
<table bgcolor="#accacc" cellspacing="4" cellpadding="2">
<tr><td><b>$ht</b><br />
<textarea style="width:100%" name="hinttext" cols="80" rows="4">$text</textarea>
<br />$spell_link
</td></tr>
</table>
<br />
ENDHINT
}
sub foil {
my $number=shift;
my %values='';
if ($qtype eq 'radio') {
%values=('true' => 'True', 'false' => 'False');
} elsif ($qtype eq 'option') {
%values=&evaloptionhash($qparms{$prefix.'options'});
}
$values{'unused'}='Not shown, not used';
my $value=$qparms{$prefix.'value'.$number};
unless (defined($value)) { $value='unused'; }
unless ($values{$value}) { $value='unused'; }
my $position=$qparms{$prefix.'position'.$number};
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);
my $text=$qparms{$prefix.'text'.$number};
my %lt=&Apache::lonlocal::texthash('foil' => 'Foil',
'value' => 'Value',
'pos' => 'Position',
'text' => 'Text');
my $spell_link=
&Apache::lonhtmlcommon::spelllink('simpleedit',"text$number");
return (<<ENDFOIL);
<table bgcolor="#dd55ff" cellspacing="4" cellpadding="2">
<tr><td colspan="2"><b>$lt{'foil'}</b></td></tr>
<tr><td>$lt{'value'}: $selectvalue</td><td>$lt{'pos'}: $selectposition</td></tr>
<tr><td colspan="2">$lt{'text'}:<br />
<textarea style="width:100%" name="text$number" cols="80" rows="4">$text</textarea>
<br />$spell_link
</td></tr>
</table>
<br />
ENDFOIL
}
sub get_parent_uri {
my ($cur_symb)=@_;
my $navmap = Apache::lonnavmaps::navmap->new();
my $it = $navmap->getIterator(undef, undef, undef, 1);
while ( my $res=$it->next()) {
if (ref($res) && $res->symb() eq $cur_symb) { last; }
}
my ($src,$symb,$anchor)=&Apache::lonnavmaps::getLinkForResource($it->getStack());
if (defined($anchor)) { $anchor='#'.$anchor; }
return $src.'?symb='.&escape($symb).$anchor;
}
sub handler {
my $r = shift;
if ($r->header_only) {
&Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
return OK;
}
# -------------------------------------------------------------------- Allowed?
unless (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
return HTTP_NOT_ACCEPTABLE;
}
# ----------------------------------------------------------------- Send header
&Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
# ----------------------------------------------------- Figure out where we are
my $uri=$r->uri;
$uri=~s/\/smpedit$//;
my $symb=&Apache::lonnet::symbread();
# ------------------------------------------------ Prefix for everything stored
$prefix=$env{'request.course.id'}.'.'.$symb.'.0.';
# ---------------------------------------------------------- Anything to store?
if (($symb) && (defined($env{'form.questiontype'}))) {
my %storecontent=();
undef %storecontent;
if ($env{'form.questiontype'} eq 'option') {
my %curoptions=&evaloptionhash($env{'form.options'});
if ($env{'form.delopt'}) {
delete $curoptions{$env{'form.delopt'}};
}
if ($env{'form.newopt'}) {
$env{'form.newopt'}=~s/\'/\\\'/g;
$curoptions{$env{'form.newopt'}}=$env{'form.newopt'};
}
$env{'form.options'}="('".join("','",keys %curoptions)."')";
}
$env{'form.hiddenparts'}='!'.$env{'form.questiontype'};
foreach (keys %env) {
if ($_=~/^form\.(\w+)$/) {
my $parm=$1;
$storecontent{$prefix.$parm}=$env{'form.'.$parm};
$storecontent{$prefix.$parm}=~s/^\s+//s;
$storecontent{$prefix.$parm}=~s/\s+$//s;
}
}
my $reply=&Apache::lonnet::cput
('resourcedata',\%storecontent,
$env{'course.'.$env{'request.course.id'}.'.domain'},
$env{'course.'.$env{'request.course.id'}.'.num'});
}
# ------------------------------------------------------------------- Read Data
%qparms=&Apache::lonnet::dump('resourcedata',
$env{'course.'.$env{'request.course.id'}.'.domain'},
$env{'course.'.$env{'request.course.id'}.'.num'},
$env{'request.course.id'}.'.'.$symb);
# ------------------------------------------------------------ Print the screen
my $spell_header=&Apache::lonhtmlcommon::spellheader();
$r->print(&Apache::loncommon::start_page('Simple Problem Editor',
$spell_header));
if ($symb) {
$r->print('<h1>'.&Apache::lonnet::gettitle($symb).'</h1>');
$r->print('<table width="100%" bgcolor="#FFFFAA" border="2"><tr><td>'.
'<a href="'.&get_parent_uri($symb).'">'.&mt('Student View').'</a> - '.&mt('Note: it can take up to 10 minutes for changes to take effect for all users.').
&Apache::loncommon::help_open_topic('Caching').'</td></tr></table>');
$r->print('<table border="2" bgcolor="#FFFFFF" width="100%"><tr><td>'.
&rawrendering($symb).
'</td></tr></table><br />');
$r->print('<form name="simpleedit" method="POST">');
# Question Type
my %questiontypes=('radio' =>
'1 out of N multiple choice (radio button)',
'option' => 'Option response',
'string' => 'Short string response',
'essay' => 'Essay, open end');
$qtype=$qparms{$prefix.'questiontype'};
unless (defined($qtype)) { $qtype='radio'; }
unless ($questiontypes{$qtype}) { $qtype='radio'; }
$r->print('<b>'.&mt('Question Type').
': '.&Apache::loncommon::select_form
($qtype,'questiontype',%questiontypes).
'</b><br /><input type="submit" value="'.&mt('Save and Edit').
'" /><p> </p>');
# Question Text
$r->print(&questiontext());
# Radio, Option ===
if (($qtype eq 'radio') || ($qtype eq 'option')) {
# Response
my $maxfoils=$qparms{$prefix.'maxfoils'};
unless (defined($maxfoils)) { $maxfoils=10; }
unless ($maxfoils=~/^\d+$/) { $maxfoils=10; }
if ($maxfoils<=0) { $maxfoils=10; }
my %randomizes=('yes' => 'Display foils in random order',
'no' => 'Display foils in order given');
my $randomize=$qparms{$prefix.'randomize'};
unless (defined($randomize)) { $randomize='yes'; }
unless ($randomizes{$randomize}) { $randomize='yes'; }
$r->print(
'<table bgcolor="#00ee44" cellspacing="4" cellpadding="2">'.
'<tr><td>'.&mt('Max number of foils displayed').
': <input type="text" size="3" name="maxfoils" value="'.$maxfoils.'" /> '.
&Apache::loncommon::select_form
($randomize,'randomize',%randomizes).
'</td></tr><tr><td bgcolor="#AAAAAA">');
# Option Response: Options
if ($qtype eq 'option') {
my $options=$qparms{$prefix.'options'};
unless (defined($options)) { $options="('true','false')"; }
my %optionshash=&evaloptionhash($options);
$r->print(
'<table bgcolor="#ffcc22" cellspacing="4" cellpadding="2">'.
'<tr><td><input type="hidden" name="options" value="'.
$options.'" />'.&mt('Add new option').': '.
'<input type="text" name="newopt" size="15" />'.
&mt('Delete an option').': '.
&Apache::loncommon::select_form('','delopt',('' => '',%optionshash)).
'</td></tr><tr><td>');
}
# Foils
for (my $i=1;$i<=10;$i++) {
$r->print(&foil($i));
}
# End Options
if ($qtype eq 'option') {
$r->print('</td></tr></table>');
}
# End Response
$r->print('</td></tr></table><br />');
# Hint
$r->print(&hint());
}
if ($qtype eq 'string') {
my %stringtypes=(
'cs' => 'Case sensitive',
'ci' => 'Case Insensitive',
'mc' => 'Multiple Choice, Order of characters unchecked');
my $stringanswer=$qparms{$prefix.'stringanswer'};
unless (defined($stringanswer)) { $stringanswer=''; }
my $stringtype=$qparms{$prefix.'stringtype'};
unless (defined($stringtype)) { $stringtype='cs'; }
unless ($stringtypes{$stringtype}) { $stringtype='cs'; }
$r->print(
'<table bgcolor="#00ee44" cellspacing="4" cellpadding="2">'.
'<tr><td>'.&mt('Correct answer').': <input type="text" size="20" name="stringanswer" value="'.$stringanswer.'" /> '.
&Apache::loncommon::select_form
($stringtype,'stringtype',%stringtypes).
'</td></tr></table><br />');
# Hint
$r->print(&hint());
}
# Store Button
$r->print(
'<input type="submit" value="'.&mt('Save and Edit').'" /></form>');
} else {
$r->print(&mt('Could not identify problem.'));
}
$r->print(&Apache::loncommon::end_page());
return OK;
}
1;
__END__
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