# The LearningOnline Network with CAPA
# Homework Performance Chart
#
# (Navigate Maps Handler
#
# (Page Handler
#
# (TeX Content Handler
#
# 05/29/00,05/30 Gerd Kortemeyer)
# 08/30,08/31,09/06,09/14,09/15,09/16,09/19,09/20,09/21,09/23,
# 10/02,10/10,10/14,10/16,10/18,10/19,10/31,11/6,11/14,11/16 Gerd Kortemeyer)
#
# 3/1/1,6/1,17/1,29/1,30/1,31/1 Gerd Kortemeyer)
# 7/10/01 Behrouz Minaei
# 9/8 Gerd Kortemeyer
# 10/18/01, 10/19/01 Behrouz Minaei
# 11/17/01, 11/22/01, 11/24/01 Behrouz Minaei
package Apache::lonchart;
use strict;
use Apache::Constants qw(:common :http);
use Apache::lonnet();
use HTML::TokeParser;
use GDBM_File;
# -------------------------------------------------------------- Module Globals
my %hash;
my @cols;
my @rowlabels;
my @students;
my $r;
# ------------------------------------------------------------- Find out status
sub ExtractStudentData {
my ($index,$coid)=@_;
my ($sname,$sdom) = split( /\:/, $students[$index] );
my $shome=&Apache::lonnet::homeserver( $sname,$sdom );
my $reply=&Apache::lonnet::reply('dump:'.$sdom.':'.$sname.':'.$coid,$shome );
my %result=();
my $ResId;
my $Code;
my $Tries;
my $Wrongs;
my %TempHash;
my $Version;
my $ProbNo;
my $PrTotal;
my $LatestVersion;
my $test = $ENV{'request.course.fn'};
my $comp = '/home/httpd/perl/tmp/minaeibi_msu_12679c3ed543a25msul1';
my $Str=substr($students[$index].
' ',0,14).' ! '.
substr($rowlabels[$index].
' ',0,45).' ! ';
unless ($reply=~/^error\:/) {
map {
my ($name,$value)=split(/\=/,&Apache::lonnet::unescape($_));
$result{$name}=$value;
} split(/\&/,$reply);
$ProbNo = 0;
$PrTotal = 0;
my $IterationNo = 0;
foreach $ResId (@cols) {
if ($IterationNo == 0) {$IterationNo++; next;}
if (!$ResId) {
my $PrNo = sprintf( "%3d", $ProbNo );
$Str .= ' '.''.$PrNo.' ';
$PrTotal += $ProbNo;
$ProbNo=0;
next;
}
$ResId=~/(\d+)\.(\d+)/;
my $meta=$hash{'src_'.$ResId};
my $PartNo = 0;
undef %TempHash;
map {
if ($_=~/^stores\_(\d+)\_tries$/) {
my $Part=&Apache::lonnet::metadata($meta,$_.'.part');
if ( $TempHash{"$Part"} eq '' ) {
$TempHash{"$Part"} = $Part;
$TempHash{$PartNo}=$Part;
$TempHash{"$Part.Code"} = ' ';
$PartNo++;
}
}
} split(/\,/,&Apache::lonnet::metadata($meta,'keys'));
my $Prob = &Apache::lonnet::declutter( $hash{'map_id_'.$1} ).
'___'.$2.'___'.
&Apache::lonnet::declutter( $hash{'src_'.$ResId} );
$Code=' ';
$Tries = 0;
$LatestVersion = $result{"version:$Prob"};
if ( $LatestVersion ) {
for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) {
my $vkeys = $result{"$Version:keys:$Prob"};
my @keys = split(/\:/,$vkeys);
foreach my $Key (@keys) {
if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) {
my $Part = $1;
$Tries = $result{"$Version:$Prob:resource.$Part.tries"};
#if ($Tries) {$TempHash{"$Part.Tries"}=$Tries;}
#my $Val = $result{"$Version:$Prob:$Key"};
my $Val = $result{"$Version:$Prob:resource.$Part.solved"};
if ($Val eq 'correct_by_student'){
$Code='*';
$TempHash{$Part.'.Tries'}=$Tries;
}
elsif ($Val eq 'correct_by_override'){$Code = '+';}
elsif ($Val eq 'incorrect_attempted'){$Code = '.';}
elsif ($Val eq 'incorrect_by_override'){$Code = '-';}
elsif ($Val eq 'excused'){$Code = 'x';}
else {$Code = ' ';}
$TempHash{"$Part.Code"} = $Code;
# if ($test=~/*minaeibi*/) {
$r->print($Key." PartNo =$PartNo "." Tries=$Tries!
$Version:$Prob:resource.$Part.tries".' = '.$result{"$Version:$Prob:resource.$Part.tries"}." $Val "."($Code)".'
');
# }
}
}
}
for ( my $n = 0; $n < $PartNo; $n++ ) {
my $part = $TempHash{$n};
if ($TempHash{$part.'.Code'} eq '*') {
$ProbNo++;
if ($TempHash{$part.'.Tries'}<10) {
$TempHash{$part.'.Code'}=$Tries;
}
}
$Str .= $TempHash{$part.'.Code'};
$r->print($n.") Part=".$part." code=$TempHash{$part.'.Code'}
");
}
}
else {for(my $n=0; $n<$PartNo; $n++) {$Str.=' ';}}
}
}
my $PrTot = sprintf( "%5d", $PrTotal );
$Str .= ' '.''.$PrTot.' ';
return $Str ;
}
# ------------------------------------------------------------ Build page table
sub tracetable {
my ($rid,$beenhere)=@_;
unless ($beenhere=~/\&$rid\&/) {
$beenhere.=$rid.'&';
# new ... updating the map according to sequence and page
if (defined($hash{'is_map_'.$rid})) {
my $cmap=$hash{'map_type_'.$hash{'map_pc_'.$hash{'src_'.$rid}}};
if ( $cmap eq 'sequence' || $cmap eq 'page' ) {
$cols[$#cols+1]=0;
}
if ((defined($hash{'map_start_'.$hash{'src_'.$rid}})) &&
(defined($hash{'map_finish_'.$hash{'src_'.$rid}}))) {
my $frid=$hash{'map_finish_'.$hash{'src_'.$rid}};
&tracetable($hash{'map_start_'.$hash{'src_'.$rid}},
'&'.$frid.'&');
if ($hash{'src_'.$frid}) {
if ($hash{'src_'.$frid}=~
/\.(problem|exam|quiz|assess|survey|form)$/) {
$cols[$#cols+1]=$frid;
}
}
}
} else {
if ($hash{'src_'.$rid}) {
if ($hash{'src_'.$rid}=~
/\.(problem|exam|quiz|assess|survey|form)$/) {
$cols[$#cols+1]=$rid;
}
}
}
if (defined($hash{'to_'.$rid})) {
map {
&tracetable($hash{'goesto_'.$_},$beenhere);
} split(/\,/,$hash{'to_'.$rid});
}
}
}
# ================================================================ Main Handler
sub handler {
$r=shift;
if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) {
# ------------------------------------------- Set document type for header only
if ($r->header_only) {
if ($ENV{'browser.mathml'}) {
$r->content_type('text/xml');
} else {
$r->content_type('text/html');
}
$r->send_http_header;
return OK;
}
my $requrl=$r->uri;
# ----------------------------------------------------------------- Tie db file
if ($ENV{'request.course.fn'}) {
my $fn=$ENV{'request.course.fn'};
if (-e "$fn.db") {
if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER,0640)) {
# ------------------------------------------------------------------- Hash tied
# ------------------------------------------------------------------ Build page
# ---------------------------------------------------------------- Send headers
$r->content_type('text/html');
$r->send_http_header;
$r->print(
'
1..9: correct by student in 1..9 tries\n". " *: correct by student in more than 9 tries\n". " +: correct by override\n". " -: incorrect by override\n". " .: incorrect attempted\n". " : not attempted\n". " x: excused
"); # ------------------------------- This is going to take a while, produce output $r->rflush(); # ----------------------- Get first and last resource, see if there is anything my $firstres=$hash{'map_start_/res/'.$ENV{'request.course.uri'}}; my $lastres=$hash{'map_finish_/res/'.$ENV{'request.course.uri'}}; if (($firstres) && ($lastres)) { # ----------------------------------------------------------------- Render page my $cid=$ENV{'request.course.id'}; my $chome=$ENV{'course.'.$cid.'.home'}; my ($cdom,$cnum)=split(/\_/,$cid); # ---------------------------------------------- Read class list and row labels undef @rowlabels; undef @students; my $classlst=&Apache::lonnet::reply ('dump:'.$cdom.':'.$cnum.':classlist',$chome); my $now=time; unless ($classlst=~/^error\:/) { map { my ($name,$value)=split(/\=/,$_); my ($end,$start)=split(/\:/,&Apache::lonnet::unescape($value)); my $active=1; if (($end) && ($now>$end)) { $active=0; } if ($active) { my $thisindex=$#students+1; $name=&Apache::lonnet::unescape($name); $students[$thisindex]=$name; my ($sname,$sdom)=split(/\:/,$name); my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid); if ($ssec==-1) { $rowlabels[$thisindex]= 'Data not available: '.$name; } else { my %reply=&Apache::lonnet::idrget($sdom,$sname); my $reply=&Apache::lonnet::reply('get:'.$sdom.':'.$sname. ':environment:lastname&generation&firstname&middlename', &Apache::lonnet::homeserver($sname,$sdom)); $rowlabels[$thisindex]= sprintf('%3s',$ssec).' '.$reply{$sname}.' '; my $i=0; map { $i++; if ( $_ ne '') { $rowlabels[$thisindex].=&Apache::lonnet::unescape($_).' '; } if ($i == 2) { chop($rowlabels[$thisindex]); $rowlabels[$thisindex].=', '; } } split(/\&/,$reply); } } } sort split(/\&/,$classlst); } else { $r->print('
'); my $index; for ($index=0;$index<=$#students;$index++) { $r->print(&ExtractStudentData($index,$cid).''); } else { $r->print('
'); $r->rflush(); } $r->print('