File:
[LON-CAPA] /
loncom /
homework /
grades.pm
Revision
1.20:
download - view:
text,
annotated -
select for diffs
Tue Apr 9 03:56:29 2002 UTC (22 years, 4 months ago) by
albertel
Branches:
MAIN
CVS tags:
HEAD
- igot rid of the 1 (in a much earlier version listStudents returned a string to be printed, in a later rewrite it started doing it's own printing, thus no need to print the result of listStudents)
# The LearningOnline Network with CAPA
# The LON-CAPA Grading handler
#
# $Id: grades.pm,v 1.20 2002/04/09 03:56:29 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/
#
# 2/9,2/13 Guy Albertelli
# 6/8 Gerd Kortemeyer
# 7/26 H.K. Ng
# 8/20 Gerd Kortemeyer
package Apache::grades;
use strict;
use Apache::style;
use Apache::lonxml;
use Apache::lonnet;
use Apache::loncommon;
use Apache::lonhomework;
use Apache::Constants qw(:common);
sub moreinfo {
my ($request,$reason) = @_;
$request->print("Unable to process request: $reason");
if ( $Apache::grades::viewgrades eq 'F' ) {
$request->print('<form action="/adm/grades" method="post">'."\n");
if ($ENV{'form.url'}) {
$request->print('<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />'."\n");
}
if ($ENV{'form.symb'}) {
$request->print('<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />'."\n");
}
$request->print('<input type="hidden" name="command" value="'.$ENV{'form.command'}.'" />'."\n");
$request->print("Student:".'<input type="text" name="student" value="'.$ENV{'form.student'}.'" />'."<br />\n");
$request->print("Domain:".'<input type="text" name="domain" value="'.$ENV{'user.domain'}.'" />'."<br />\n");
$request->print('<input type="submit" name="submit" value="ReSubmit" />'."<br />\n");
$request->print('</form>');
}
return '';
}
sub listStudents {
my ($request) = shift;
my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'});
my $chome=$ENV{"course.$ENV{'request.course.id'}.home"};
$request->print ('<h1>Show Student Submissions on Assessment</h1>'.
'<table border="1"><tr><th>Username</th><th>Domain</th><th>Name</th><th> </th></tr>'
);
my (%classlist) = &getclasslist($cdom,$cnum,$chome,'0');
foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
my ($sname,$sdom) = split(/:/,$student);
my $reply=&Apache::lonnet::reply('get:'.$sdom.':'.$sname.
':environment:lastname&generation&firstname&middlename',
&Apache::lonnet::homeserver($sname,$sdom));
#print "reply=$reply<br>";
my (@nameparts) = split /&/,$reply;
# my $sfullname = $Apache::lonnet::unescape($nameparts[0]);
if ( $Apache::grades::viewgrades eq 'F' ) {
$request->print(
"\n".'<tr><form action="/adm/grades" method="post">'.
"<td>$sname</td><td>$sdom</td><td>@nameparts</td><td>");
if ($ENV{'form.url'}) {
$request->print(
'<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />');
}
if ($ENV{'form.symb'}) {
$request->print(
'<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />');
}
$request->print(
'<input type="hidden" name="command" value="'.$ENV{'form.command'}.'" />');
$request->print(
'<input type="hidden" name="student" value="'.$sname.'" />');
$request->print(
'<input type="hidden" name="domain" value="'.$sdom.'" />');
$request->print(
'<input type="submit" name="submit" value="View" />');
$request->print('</td></form></tr>');
}
}
$request->print('</table>');
}
#FIXME - needs to handle multiple matches
sub finduser {
my ($name) = @_;
my $domain = '';
if ( $Apache::grades::viewgrades eq 'F' ) {
#get classlist
my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'});
my $chome=$ENV{"course.$ENV{'request.course.id'}.home"};
#print "Found $cdom:$cnum:$chome<br />";
my (%classlist) = &getclasslist($cdom,$cnum,$chome,'0');
foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
my ($posname,$posdomain) = split(/:/,$student);
if ($posname =~ $name) { $name=$posname; $domain=$posdomain; last; }
}
return ($name,$domain);
} else {
return ($ENV{'user.name'},$ENV{'user.domain'});
}
}
sub getclasslist {
my ($coursedomain,$coursenum,$coursehome,$hideexpired) = @_;
my $classlist=&Apache::lonnet::reply("dump:$coursedomain:$coursenum:classlist",$coursehome);
my %classlist=();
my $now = time;
foreach my $record (split /&/, $classlist) {
my ($name,$value)=split(/=/,&Apache::lonnet::unescape($record));
my ($end,$start)=split(/:/,$value);
# still a student?
if (($hideexpired) && ($end) && ($end < $now)) {
#print "Skipping:$name:$end:$now<br />\n";
next;
}
#print "record=$record<br>";
push( @{ $classlist{'allids'} }, $name);
}
return (%classlist);
}
sub getpartlist {
my ($url) = @_;
my @parts =();
my (@metakeys) = split(/,/,&Apache::lonnet::metadata($url,'keys'));
foreach my $key (@metakeys) {
if ( $key =~ m/stores_([0-9]+)_.*/ ) {
push(@parts,$key);
}
}
return @parts;
}
sub viewstudentgrade {
my ($url,$symb,$courseid,$student,@parts) = @_;
my $result ='';
my $cellclr = '"#ffffdd"';
my ($stuname,$domain) = split(/:/,$student);
my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$stuname);
$result.="<tr><td bgcolor=$cellclr>$stuname</td><td bgcolor=$cellclr align=\"middle\">$domain</td>\n";
foreach my $part (@parts) {
my ($temp,$part,$type)=split(/_/,$part);
#print "resource.$part.$type = ".$record{"resource.$part.$type"}." <br />\n";
if ($type eq 'awarded') {
my $score=$record{"resource.$part.$type"};
$result.="<td bgcolor=$cellclr align=\"middle\"><input type=\"text\" name=\"GRADE.$student.$part.$type\" value=\"$score\" size=\"4\" /></td>\n";
} elsif ($type eq 'tries') {
my $score=$record{"resource.$part.$type"};
$result.="<td bgcolor=$cellclr align=\"middle\"><input type=\"text\" name=\"GRADE.$student.$part.$type\" value=\"$score\" size=\"4\" /></td>\n"
} elsif ($type eq 'solved') {
my $score=$record{"resource.$part.$type"};
$result.="<td bgcolor=$cellclr align=\"middle\"><select name=\"GRADE.$student.$part.$type\">\n";
if ($score =~ /^correct/) {
$result.="<option selected=\"on\">correct</option>\n<option>incorrect</option>\n<option>excused</option>\n<option>ungraded</option>\n<option>nothing</option>\n";
} elsif ($score =~ /^incorrect/) {
$result.="<option>correct</option>\n<option selected=\"on\">incorrect</option>\n<option>excused</option>\n<option>ungraded</option>\n<option>nothing</option>\n";
} elsif ($score eq '') {
$result.="<option>correct</option>\n<option>incorrect</option>\n<option>excused</option>\n<option>ungraded</option>\n<option selected=\"on\">nothing</option>\n";
} elsif ($score =~ /^excused/) {
$result.="<option>correct</option>\n<option>incorrect</option>\n<option selected=\"on\">excused</option>\n<option>ungraded</option>\n<option>nothing</option>\n";
} elsif ($score =~ /^ungraded/) {
$result.="<option>correct</option>\n<option>incorrect</option>\n<option>excused</option>\n<option selected=\"on\">ungraded</option>\n<option>nothing</option>\n";
}
$result.="</select></td>\n";
}
}
$result.='</tr>';
return $result;
}
#FIXME need to look at the meatdata <stores> spec on what type of data to accept and provide an
#interface based on that, also do that to above function.
sub setstudentgrade {
my ($url,$symb,$courseid,$student,@parts) = @_;
my $result ='';
my ($stuname,$domain) = split(/:/,$student);
my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$stuname);
my %newrecord;
foreach my $part (@parts) {
my ($temp,$part,$type)=split(/_/,$part);
my $oldscore=$record{"resource.$part.$type"};
my $newscore=$ENV{"form.GRADE.$student.$part.$type"};
if ($type eq 'solved') {
my $update=0;
if ($newscore eq 'nothing' ) {
if ($oldscore ne '') {
$update=1;
$newscore = '';
}
} elsif ($oldscore !~ m/^$newscore/) {
$update=1;
$result.="Updating $stuname to $newscore<br />\n";
if ($newscore eq 'correct') { $newscore = 'correct_by_override'; }
if ($newscore eq 'incorrect') { $newscore = 'incorrect_by_override'; }
if ($newscore eq 'excused') { $newscore = 'excused'; }
if ($newscore eq 'ungraded') { $newscore = 'ungraded_attempted'; }
} else {
#$result.="$stuname:$part:$type:unchanged $oldscore to $newscore:<br />\n";
}
if ($update) { $newrecord{"resource.$part.$type"}=$newscore; }
} else {
if ($oldscore ne $newscore) {
$newrecord{"resource.$part.$type"}=$newscore;
$result.="Updating $student"."'s status for $part.$type to $newscore<br />\n";
} else {
#$result.="$stuname:$part:$type:unchanged $oldscore to $newscore:<br />\n";
}
}
}
if ( scalar(keys(%newrecord)) > 0 ) {
$newrecord{"resource.regrader"}="$ENV{'user.name'}:$ENV{'user.domain'}";
&Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$stuname);
$result.="Stored away ".scalar(keys(%newrecord))." elements.<br />\n";
}
return $result;
}
sub submission {
my ($request) = @_;
my $url=$ENV{'form.url'};
$url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
if ($ENV{'form.student'} eq '') { &moreinfo($request,"Need student login id"); return ''; }
# if ($ENV{'form.student'} eq '') { &listStudents($request); return ''; }
my ($uname,$udom) = &finduser($ENV{'form.student'});
if ($uname eq '') { &moreinfo($request,"Unable to find student"); return ''; }
my $symb;
if ($ENV{'form.symb'}) {
$symb=$ENV{'form.symb'};
} else {
$symb=&Apache::lonnet::symbread($url);
}
if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
my $answer=&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,
$ENV{'request.course.id'});
my $result="<h2> Submission Record </h2> $uname:$udom for $url <br />".$answer;
my $rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom,
$ENV{'request.course.id'});
$result.="Student's view of the problem:<br /> $rendered <br /> Correct answer:";
my $answer=&Apache::loncommon::get_student_answers($symb,$uname,$udom,
$ENV{'request.course.id'});
$result.=$answer;
return $result;
}
sub viewgrades {
my ($request) = @_;
my $result='';
#get resource reference
my $url=$ENV{'form.url'};
$url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
my $symb=$ENV{'form.symb'};
if (!$symb) { $symb=&Apache::lonnet::symbread($url); }
if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
#get classlist
my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'});
my $chome=$ENV{"course.$ENV{'request.course.id'}.home"};
#print "Found $cdom:$cnum:$chome<br />";
my (%classlist) = &getclasslist($cdom,$cnum,$chome,'0');
my $headerclr = '"#ccffff"';
my $cellclr = '"#ffffcc"';
#get list of parts for this problem
my (@parts) = &getpartlist($url);
$request->print ("<h2><font color=\"#339966\">Manual Grading</font></h2>");
#start the form
$result = '<form action="/adm/grades" method="post">'."\n".
'<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
'<input type="hidden" name="url" value="'.$url.'" />'."\n".
'<input type="hidden" name="command" value="editgrades" />'."\n".
'<input type="submit" name="submit" value="Submit Changes" />'."\n".
'<table border=0><tr><td bgcolor="#999999">'."\n".
'<table border=0>'."\n".
'<tr><td bgcolor='.$headerclr.'>UserId</td><td bgcolor='.$headerclr.'>Domain</td>'."\n";
foreach my $part (@parts) {
my $display=&Apache::lonnet::metadata($url,$part.'.display');
if (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); }
$result.='<td bgcolor='.$headerclr.'>'.$display.'</td>'."\n";
}
$result.="</tr>";
#get info for each student
foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
$result.=&viewstudentgrade($url,$symb,$ENV{'request.course.id'},$student,@parts);
}
$result.='</table></td></tr></table><input type="submit" name="submit" value="Submit Changes" /></form>';
return $result;
}
sub editgrades {
my ($request) = @_;
my $result='';
my $symb=$ENV{'form.symb'};
if ($symb eq '') { $request->print("Unable to handle ambiguous references:$symb:$ENV{'form.url'}"); return ''; }
my $url=$ENV{'form.url'};
#get classlist
my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'});
my $chome=$ENV{"course.$ENV{'request.course.id'}.home"};
#print "Found $cdom:$cnum:$chome<br />";
my (%classlist) = &getclasslist($cdom,$cnum,$chome,'0');
#get list of parts for this problem
my (@parts) = &getpartlist($url);
$result.='<form action="/adm/grades" method="post">'."\n".
'<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
'<input type="hidden" name="url" value="'.$url.'" />'."\n".
'<input type="hidden" name="command" value="viewgrades" />'."\n".
'<input type="submit" name="submit" value="See Grades" /> <br />'."\n";
foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
$result.=&setstudentgrade($url,$symb,$ENV{'request.course.id'},$student,@parts);
}
$result.='<input type="submit" name="submit" value="See Grades" /></table></form>';
return $result;
}
sub send_header {
my ($request)= @_;
$request->print(&Apache::lontexconvert::header());
# $request->print("
#<script>
#remotewindow=open('','homeworkremote');
#remotewindow.close();
#</script>");
$request->print('<body bgcolor="#FFFFFF">');
}
sub send_footer {
my ($request)= @_;
$request->print('</body>');
$request->print(&Apache::lontexconvert::footer());
}
sub handler {
my $request=$_[0];
if ( $ENV{'user.name'} eq 'albertel' ) {$Apache::lonxml::debug=1;} else {$Apache::lonxml::debug=0;}
if ($ENV{'browser.mathml'}) {
$request->content_type('text/xml');
} else {
$request->content_type('text/html');
}
$request->send_http_header;
return OK if $request->header_only;
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
my $url=$ENV{'form.url'};
my $symb=$ENV{'form.symb'};
my $command=$ENV{'form.command'};
if (!$url) {
my ($temp1,$temp2);
($temp1,$temp2,$ENV{'form.url'})=split(/___/,$symb);
$url = $ENV{'form.url'};
}
&send_header($request);
if ($url eq '' && $symb eq '') {
if ($ENV{'user.adv'}) {
if (($ENV{'form.codeone'}) && ($ENV{'form.codetwo'}) &&
($ENV{'form.codethree'})) {
my $token=$ENV{'form.codeone'}.'*'.$ENV{'form.codetwo'}.'*'.
$ENV{'form.codethree'};
my ($tsymb,$tuname,$tudom,$tcrsid)=
&Apache::lonnet::checkin($token);
if ($tsymb) {
my ($map,$id,$url)=split(/\_\_\_/,$tsymb);
if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
$request->print(
&Apache::lonnet::ssi('/res/'.$url,
('grade_username' => $tuname,
'grade_domain' => $tudom,
'grade_courseid' => $tcrsid,
'grade_symb' => $tsymb)));
} else {
$request->print('<h1>Not authorized: '.$token.'</h1>');
}
} else {
$request->print('<h1>Not a valid DocID: '.$token.'</h1>');
}
} else {
$request->print(&Apache::lonxml::tokeninputfield());
}
}
} else {
$Apache::grades::viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'});
if ($command eq 'submission') {
&listStudents($request) if ($ENV{'form.student'} eq '');
$request->print(&submission($request)) if ($ENV{'form.student'} ne '');
} elsif ($command eq 'viewgrades') {
$request->print(&viewgrades($request));
} elsif ($command eq 'editgrades') {
$request->print(&editgrades($request));
} else {
$request->print("Unknown action:$command:");
}
}
&send_footer($request);
return OK;
}
1;
__END__;
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>