version 1.27, 2002/02/01 16:37:58
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version 1.40, 2002/05/30 13:08:34
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# |
# |
# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
# |
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# Homework Performance Chart |
# Homework Performance Chart |
# |
# |
# (Navigate Maps Handler |
# (Navigate Maps Handler |
Line 43
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Line 42
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# 9/8 Gerd Kortemeyer |
# 9/8 Gerd Kortemeyer |
# 10/1, 10/19, 11/17, 11/22, 11/24, 11/28 12/18 Behrouz Minaei |
# 10/1, 10/19, 11/17, 11/22, 11/24, 11/28 12/18 Behrouz Minaei |
# YEAR=2002 |
# YEAR=2002 |
# 2/1 Behrouz Minaei |
# 2/1, 2/6, 2/19, 2/28 Behrouz Minaei |
# |
# |
### |
### |
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Line 52 package Apache::lonchart;
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Line 51 package Apache::lonchart;
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use strict; |
use strict; |
use Apache::Constants qw(:common :http); |
use Apache::Constants qw(:common :http); |
use Apache::lonnet(); |
use Apache::lonnet(); |
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use Apache::loncommon(); |
use HTML::TokeParser; |
use HTML::TokeParser; |
use GDBM_File; |
use GDBM_File; |
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# -------------------------------------------------------------- Module Globals |
# -------------------------------------------------------------- Module Globals |
my %hash; |
my %hash; |
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my %CachData; |
my @cols; |
my @cols; |
my @rowlabels; |
my @rowlabels; |
my @students; |
my @students; |
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my @PreCol; |
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my $r; |
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# ------------------------------------------------------------- Find out status |
# ------------------------------------------------------------- Find out status |
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sub ExtractStudentData { |
sub ExtractStudentData { |
my ($index,$coid)=@_; |
my ($index,$coid)=@_; |
my ($sname,$sdom) = split( /\:/, $students[$index] ); |
my ($sname,$sdom) = split( /\:/, $students[$index] ); |
my $shome=&Apache::lonnet::homeserver( $sname,$sdom ); |
my %result=&Apache::lonnet::dump($coid,$sdom,$sname); |
my $reply=&Apache::lonnet::reply('dump:'.$sdom.':'.$sname.':'.$coid,$shome ); |
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my %result=(); |
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my $ResId; |
my $ResId; |
my $Code; |
my $Code; |
my $Tries; |
my $Tries; |
Line 83 sub ExtractStudentData {
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Line 84 sub ExtractStudentData {
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' ',0,14).' ! '. |
' ',0,14).' ! '. |
substr($rowlabels[$index]. |
substr($rowlabels[$index]. |
' ',0,45).' ! '; |
' ',0,45).' ! '; |
unless ($reply=~/^error\:/) { |
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map { |
my($checkForError)=keys (%result); |
my ($name,$value)=split(/\=/,&Apache::lonnet::unescape($_)); |
if($checkForError =~ /^(con_lost|error|no_such_host)/i) { |
$result{$name}=$value; |
my $PrTot = sprintf( "%5d", $ProbTotal ); |
} split(/\&/,$reply); |
my $PrSvd = sprintf( "%5d", $ProbSolved ); |
$ProbNo = 0; |
$Str .= ' '.'<font color="#000088">'.$PrSvd.' /'.$PrTot.'</font> '; |
$ProbTotal = 0; |
return $Str; |
$ProbSolved = 0; |
} |
my $IterationNo = 0; |
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foreach $ResId (@cols) { |
$ProbNo = 0; |
if ($IterationNo == 0) {$IterationNo++; next;} |
$ProbTotal = 0; |
if (!$ResId) { |
$ProbSolved = 0; |
my $PrNo = sprintf( "%3d", $ProbNo ); |
my $IterationNo = 0; |
$Str .= ' '.'<font color="#007700">'.$PrNo.'</font> '; |
foreach $ResId (@cols) { |
$ProbSolved += $ProbNo; |
if ($IterationNo == 0) {$IterationNo++; next;} |
$ProbNo=0; |
if (!$ResId) { |
next; |
my $PrNo = sprintf( "%3d", $ProbNo ); |
} |
$Str .= ' '.'<font color="#007700">'.$PrNo.'</font> '; |
$ResId=~/(\d+)\.(\d+)/; |
$ProbSolved += $ProbNo; |
my $meta=$hash{'src_'.$ResId}; |
$ProbNo=0; |
my $PartNo = 0; |
next; |
undef %TempHash; |
} |
map { |
$ResId=~/(\d+)\.(\d+)/; |
if ($_=~/^stores\_(\d+)\_tries$/) { |
my $meta=$hash{'src_'.$ResId}; |
my $Part=&Apache::lonnet::metadata($meta,$_.'.part'); |
my $PartNo = 0; |
if ( $TempHash{"$Part"} eq '' ) { |
undef %TempHash; |
$TempHash{"$Part"} = $Part; |
foreach (split(/\,/,&Apache::lonnet::metadata($meta,'keys'))) { |
$TempHash{$PartNo}=$Part; |
if ($_=~/^stores\_(\d+)\_tries$/) { |
$TempHash{"$Part.Code"} = ' '; |
my $Part=&Apache::lonnet::metadata($meta,$_.'.part'); |
$PartNo++; |
if ( $TempHash{"$Part"} eq '' ) { |
} |
$TempHash{"$Part"} = $Part; |
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$TempHash{$PartNo}=$Part; |
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$TempHash{"$Part.Code"} = ' '; |
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$PartNo++; |
} |
} |
} split(/\,/,&Apache::lonnet::metadata($meta,'keys')); |
} |
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} |
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my $Prob = &Apache::lonnet::declutter( $hash{'map_id_'.$1} ). |
my $Prob = &Apache::lonnet::symbclean( |
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&Apache::lonnet::declutter($hash{'map_id_'.$1} ). |
'___'.$2.'___'. |
'___'.$2.'___'. |
&Apache::lonnet::declutter( $hash{'src_'.$ResId} ); |
&Apache::lonnet::declutter( $hash{'src_'.$ResId} )); |
$Code=' '; |
$Code=' '; |
$Tries = 0; |
$Tries = 0; |
$LatestVersion = $result{"version:$Prob"}; |
$LatestVersion = $result{"version:$Prob"}; |
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if ( $LatestVersion ) { |
if ( $LatestVersion ) { |
for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) { |
for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) { |
my $vkeys = $result{"$Version:keys:$Prob"}; |
my $vkeys = $result{"$Version:keys:$Prob"}; |
my @keys = split(/\:/,$vkeys); |
my @keys = split(/\:/,$vkeys); |
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foreach my $Key (@keys) { |
foreach my $Key (@keys) { |
if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) { |
if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) { |
my $Part = $1; |
my $Part = $1; |
$Tries = $result{"$Version:$Prob:resource.$Part.tries"}; |
$Tries = $result{"$Version:$Prob:resource.$Part.tries"}; |
$TempHash{"$Part.Tries"}=($Tries) ? $Tries : 0; |
$TempHash{"$Part.Tries"}=($Tries) ? $Tries : 0; |
my $Val = $result{"$Version:$Prob:resource.$Part.solved"}; |
my $Val = $result{"$Version:$Prob:resource.$Part.solved"}; |
if ($Val eq 'correct_by_student'){$Code='*';} |
if ($Val eq 'correct_by_student'){$Code='*';} |
elsif ($Val eq 'correct_by_override'){$Code = '+';} |
elsif ($Val eq 'correct_by_override'){$Code = '+';} |
elsif ($Val eq 'incorrect_attempted'){$Code = '.';} |
elsif ($Val eq 'incorrect_attempted'){$Code = '.';} |
elsif ($Val eq 'incorrect_by_override'){$Code = '-';} |
elsif ($Val eq 'incorrect_by_override'){$Code = '-';} |
elsif ($Val eq 'excused'){$Code = 'x';} |
elsif ($Val eq 'excused'){$Code = 'x';} |
elsif ($Val eq 'ungraded_attempted'){$Code = '#';} |
elsif ($Val eq 'ungraded_attempted'){$Code = '#';} |
else {$Code = ' ';} |
else {$Code = ' ';} |
$TempHash{"$Part.Code"} = $Code; |
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} |
$TempHash{"$Part.Code"} = $Code; |
} |
} |
} |
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for ( my $n = 0; $n < $PartNo; $n++ ) { |
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my $part = $TempHash{$n}; |
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my $Code = $TempHash{"$part.Code"}; |
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if ( $Code eq '*') { |
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$ProbNo++; |
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if (($TempHash{"$part.Tries"}<10) || |
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($TempHash{"$part.Tries"} eq '')) { |
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$TempHash{"$part.Code"}=$TempHash{"$part.Tries"}; |
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} |
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} |
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elsif ( $Code eq '+' ) {$ProbNo++;} |
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$Str .= $TempHash{"$part.Code"}; |
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if ( $Code ne 'x' ) {$ProbTotal++;} |
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} |
} |
} |
} |
else { |
# Actually append problem to output (all parts) |
for(my $n=0; $n<$PartNo; $n++) { |
$Str.='<a href="/adm/grades?symb='. |
$Str.=' '; |
&Apache::lonnet::escape($Prob). |
$ProbTotal++; |
'&student='.$sname.'&domain='.$sdom.'&command=submission">'; |
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for ( my $n = 0; $n < $PartNo; $n++ ) { |
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my $part = $TempHash{$n}; |
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my $Code = $TempHash{"$part.Code"}; |
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if ( $Code eq '*') { |
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$ProbNo++; |
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if (($TempHash{"$part.Tries"}<10) || |
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($TempHash{"$part.Tries"} eq '')) { |
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$TempHash{"$part.Code"}=$TempHash{"$part.Tries"}; |
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} |
} |
} |
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elsif ( $Code eq '+' ) {$ProbNo++;} |
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$Str .= $TempHash{"$part.Code"}; |
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if ( $Code ne 'x' ) {$ProbTotal++;} |
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} |
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$Str.='</a>'; |
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} else { |
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for(my $n=0; $n<$PartNo; $n++) { |
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$Str.=' '; |
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$ProbTotal++; |
} |
} |
} |
} |
} |
} |
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my $PrTot = sprintf( "%5d", $ProbTotal ); |
my $PrTot = sprintf( "%5d", $ProbTotal ); |
my $PrSvd = sprintf( "%5d", $ProbSolved ); |
my $PrSvd = sprintf( "%5d", $ProbSolved ); |
$Str .= ' '.'<font color="#000088">'.$PrSvd.' /'.$PrTot.'</font> '; |
$Str .= ' '.'<font color="#000088">'.$PrSvd.' /'.$PrTot.'</font> '; |
Line 213 sub tracetable {
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Line 224 sub tracetable {
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} |
} |
} |
} |
if (defined($hash{'to_'.$rid})) { |
if (defined($hash{'to_'.$rid})) { |
map { |
foreach (split(/\,/,$hash{'to_'.$rid})){ |
&tracetable($hash{'goesto_'.$_},$beenhere); |
&tracetable($hash{'goesto_'.$_},$beenhere); |
} split(/\,/,$hash{'to_'.$rid}); |
} |
} |
} |
} |
} |
} |
} |
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# ================================================================ Main Handler |
sub usection { |
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my ($udom,$unam,$courseid,$ActiveFlag)=@_; |
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$courseid=~s/\_/\//g; |
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$courseid=~s/^(\w)/\/$1/; |
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my %result=&Apache::lonnet::dump('roles',$udom,$unam); |
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my($checkForError)=keys (%result); |
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if($checkForError =~ /^(con_lost|error|no_such_host)/i) { |
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return -1; |
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} |
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sub handler { |
foreach my $key (keys (%result)) { |
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my $value = $result{$key}; |
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if ($key=~/^$courseid(?:\/)*(\w+)*\_st$/) { |
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my $section=$1; |
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if ($key eq $courseid.'_st') { $section=''; } |
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my ($dummy,$end,$start)=split(/\_/,$value); |
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if ( $ActiveFlag ne 'Any' ) { |
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my $now=time; |
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my $notactive=0; |
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if ($start) { |
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if ($now<$start) { $notactive=1; } |
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} |
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if ($end) { |
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if ($now>$end) { $notactive=1; } |
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} |
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if ((($ActiveFlag eq 'Expired') && $notactive == 1) || |
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(($ActiveFlag eq 'Active') && $notactive == 0 ) ) { |
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return $section; |
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} |
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else { return '-1'; } |
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} |
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return $section; |
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} |
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} |
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return '-1'; |
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} |
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undef %hash; |
sub BuildChart { |
undef @students; |
# ----------------------- Get first and last resource, see if there is anything |
undef @cols; |
my $firstres=$hash{'map_start_/res/'.$ENV{'request.course.uri'}}; |
undef @rowlabels; |
my $lastres=$hash{'map_finish_/res/'.$ENV{'request.course.uri'}}; |
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if (($firstres) && ($lastres)) { |
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# ----------------------------------------------------------------- Render page |
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my $cid=$ENV{'request.course.id'}; |
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my $chome=$ENV{'course.'.$cid.'.home'}; |
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my ($cdom,$cnum)=split(/\_/,$cid); |
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# ---------------------------------------------- Read class list and row labels |
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my %classlist=&Apache::lonnet::dump('classlist',$cdom,$cnum); |
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my $r=shift; |
my($checkForError)=keys (%classlist); |
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if($checkForError =~ /^(con_lost|error|no_such_host)/i) { |
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$r->print('<h1>Could not access course data</h1>'); |
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} else { |
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my $now=time; |
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foreach my $name (keys (%classlist)) { |
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my $value=$classlist{$name}; |
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my ($end,$start)=split(/\:/,$value); |
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my $active=1; |
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my $Status=$ENV{'form.status'}; |
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$Status = ($Status) ? $Status : 'Active'; |
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if ( ( ($end) && $now > $end ) && |
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( ($Status eq 'Active') ) ) { $active=0; } |
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if ( ($Status eq 'Expired') && |
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($end == 0 || $now < $end) ) { $active=0; } |
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if ($active) { |
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my $thisindex=$#students+1; |
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$students[$thisindex]=$name; |
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my ($sname,$sdom)=split(/\:/,$name); |
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$PreCol[$thisindex]=$sname.':'; |
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my $ssec=&usection($sdom,$sname,$cid,$Status); |
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if ($ssec==-1) { |
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$rowlabels[$thisindex]= |
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'Data not available: '.$name; |
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} else { |
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my %reply=&Apache::lonnet::idrget($sdom,$sname); |
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my $reply=&Apache::lonnet::get('environment', |
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['lastname','generation' |
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,'firstname' |
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,'middlename'], |
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$sdom,$sname); |
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#$ssec=(int($ssec)) ? int($ssec) : $ssec; |
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my $sec=sprintf('%3s',$ssec); |
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$rowlabels[$thisindex]=$sec.' '.$reply{$sname}.' '; |
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$PreCol[$thisindex] .= $reply.':'.$sec; |
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my $i=0; |
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foreach (split(/\&/,$reply)) { |
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$i++; |
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if ( $_ ne '') { |
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$rowlabels[$thisindex].=&Apache::lonnet::unescape($_).' '; |
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} |
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if ($i == 2) { |
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chop($rowlabels[$thisindex]); |
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$rowlabels[$thisindex].=', '; |
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} |
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} |
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} |
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} |
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} |
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} |
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if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
my $allstudents=$#students+1; |
# ------------------------------------------- Set document type for header only |
$r->print('<h3>'.$allstudents.' students</h3>'); |
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&CreateForm(); |
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$r->rflush(); |
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if ($r->header_only) { |
# --------------- Find all assessments and put them into some linear-like order |
if ($ENV{'browser.mathml'}) { |
&tracetable($firstres,'&'.$lastres.'&'); |
$r->content_type('text/xml'); |
# ----------------------------------------------------------------- Start table |
} else { |
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$r->content_type('text/html'); |
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} |
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$r->send_http_header; |
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return OK; |
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} |
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my $requrl=$r->uri; |
$r->print('<p><pre>'); |
# ----------------------------------------------------------------- Tie db file |
my $index; |
if ($ENV{'request.course.fn'}) { |
for ($index=0;$index<=$#students;$index++) { |
my $fn=$ENV{'request.course.fn'}; |
my $Str=&ExtractStudentData($index,$cid); |
if (-e "$fn.db") { |
$r->print($Str.'<br>'); |
if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER,0640)) { |
$r->rflush(); |
# ------------------------------------------------------------------- Hash tied |
$CachData{$PreCol[$index]}=$Str; |
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} |
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$r->print('</pre>'); |
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} else { |
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$r->print('<h3>Undefined course sequence</h3>'); |
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} |
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} |
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sub CreateForm { |
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my $OpSel1=''; |
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my $OpSel2=''; |
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my $OpSel3=''; |
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my $Status = $ENV{'form.status'}; |
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if ( $Status eq 'Any' ) { $OpSel3='selected'; } |
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elsif ($Status eq 'Expired' ) { $OpSel2 = 'selected'; } |
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else { $OpSel1 = 'selected'; } |
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my $Ptr = '<form name=stat method=post action="/adm/chart" >'."\n"; |
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$Ptr .= '<b> Sort by: </b>'."\n"; |
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$Ptr .= ' '; |
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$Ptr .= '<input type=submit name=sort value="User Name" />'."\n"; |
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$Ptr .= ' '; |
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$Ptr .= '<input type=submit name=sort value="Last Name" />'."\n"; |
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$Ptr .= ' '; |
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$Ptr .= '<input type=submit name=sort value="Section"/>'."\n"; |
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$Ptr .= '<br><br>'; |
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$Ptr .= '<b> Student Status: </b>'."\n". |
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'<select name="status">'. |
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'<option '.$OpSel1.' >Active</option>'."\n". |
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'<option '.$OpSel2.' >Expired</option>'."\n". |
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'<option '.$OpSel3.' >Any</option> </select> '."\n"; |
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$Ptr .= ' '; |
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$Ptr .= '<input type=submit name=sort value="Recalculate Chart"/>'."\n"; |
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$Ptr .= '</form>'."\n"; |
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$r->print( $Ptr ); |
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} |
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# ------------------------------------------------------------------ Build page |
sub CacheChart { |
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my %list = (); |
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my $count=0; |
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my $Pos = $ENV{'form.sort'}; |
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if ( $Pos eq 'Last Name' ) {$Pos=1;} |
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elsif ( $Pos eq 'Section' ) {$Pos=2;} |
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else {$Pos=0;} |
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foreach my $key( keys %CachData) { |
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my @Temp=split(/\:/,$key); |
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my $Use = $Temp[$Pos]; |
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$list{$Use.$key}=$key; |
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$count++; |
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} |
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# ---------------------------------------------------------------- Send headers |
my @order = sort(keys(%list)); |
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$r->content_type('text/html'); |
$r->print('<h3>'.$count.' students</h3>'); |
$r->send_http_header; |
&CreateForm(); |
$r->print( |
$r->rflush(); |
'<html><head><title>LON-CAPA Assessment Chart</title></head>'); |
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$r->print('<p><pre>'); |
$r->print('<body bgcolor="#FFFFFF">'. |
for ( my $n; $n < $count; $n++) { |
'<script>window.focus();</script>'. |
$r->print($CachData{$list{$order[$n]}}.'<br>'); |
'<img align=right src=/adm/lonIcons/lonlogos.gif>'. |
} |
'<h1>Assessment Chart</h1>'); |
$r->print('</pre>'); |
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} |
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sub Start { |
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undef %hash; |
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undef %CachData; |
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undef @students; |
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undef @cols; |
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undef @rowlabels; |
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undef @PreCol; |
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$r->print('<html><head><title>'. |
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'LON-CAPA Assessment Chart</title></head>'); |
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$r->print('<body bgcolor="#FFFFFF">'. |
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'<script>window.focus();</script>'. |
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'<img align=right src=/adm/lonIcons/lonlogos.gif>'. |
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'<h1>Assessment Chart</h1>'); |
# ---------------------------------------------------------------- Course title |
# ---------------------------------------------------------------- Course title |
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$r->print('<h1>'.$ENV{'course.'.$ENV{'request.course.id'}. |
$r->print('<h1>'. |
'.description'}.'</h1><h3>'.localtime(). |
$ENV{'course.'.$ENV{'request.course.id'}.'.description'}.'</h1><h3>'. |
"</h3><p><pre>1..9: correct by student in 1..9 tries\n". |
localtime()."</h3><p><pre>1..9: correct by student in 1..9 tries\n". |
" *: correct by student in more than 9 tries\n". |
" *: correct by student in more than 9 tries\n". |
" +: correct by override\n". |
" +: correct by override\n". |
" -: incorrect by override\n". |
" -: incorrect by override\n". |
" .: incorrect attempted\n". |
" .: incorrect attempted\n". |
" #: ungraded attempted\n". |
" #: ungraded attempted\n". |
" : not attempted\n". |
" : not attempted\n". |
" x: excused</pre><p>"); |
" x: excused</pre><p>"); |
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|
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# ------------------------------- This is going to take a while, produce output |
# ------------------------------- This is going to take a while, produce output |
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$r->rflush(); |
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# ----------------------- Get first and last resource, see if there is anything |
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my $firstres=$hash{'map_start_/res/'.$ENV{'request.course.uri'}}; |
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my $lastres=$hash{'map_finish_/res/'.$ENV{'request.course.uri'}}; |
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if (($firstres) && ($lastres)) { |
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# ----------------------------------------------------------------- Render page |
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my $cid=$ENV{'request.course.id'}; |
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my $chome=$ENV{'course.'.$cid.'.home'}; |
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my ($cdom,$cnum)=split(/\_/,$cid); |
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# ---------------------------------------------- Read class list and row labels |
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|
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my $classlst=&Apache::lonnet::reply |
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('dump:'.$cdom.':'.$cnum.':classlist',$chome); |
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my $now=time; |
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unless ($classlst=~/^error\:/) { |
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map { |
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my ($name,$value)=split(/\=/,$_); |
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my ($end,$start)=split(/\:/,&Apache::lonnet::unescape($value)); |
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my $active=1; |
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if (($end) && ($now>$end)) { $active=0; } |
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if ($active) { |
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my $thisindex=$#students+1; |
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$name=&Apache::lonnet::unescape($name); |
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$students[$thisindex]=$name; |
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my ($sname,$sdom)=split(/\:/,$name); |
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my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid); |
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if ($ssec==-1) { |
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$rowlabels[$thisindex]= |
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'Data not available: '.$name; |
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} else { |
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my %reply=&Apache::lonnet::idrget($sdom,$sname); |
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my $reply=&Apache::lonnet::reply('get:'.$sdom.':'.$sname. |
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':environment:lastname&generation&firstname&middlename', |
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&Apache::lonnet::homeserver($sname,$sdom)); |
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|
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$ssec=(int($ssec)) ? int($ssec) : $ssec; |
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|
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$rowlabels[$thisindex]= |
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sprintf('%3s ',$ssec).' '.$reply{$sname}.' '; |
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my $i=0; |
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map { |
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$i++; |
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if ( $_ ne '') { |
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$rowlabels[$thisindex].=&Apache::lonnet::unescape($_).' '; |
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} |
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if ($i == 2) { |
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chop($rowlabels[$thisindex]); |
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$rowlabels[$thisindex].=', '; |
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} |
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} split(/\&/,$reply); |
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|
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} |
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} |
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} sort split(/\&/,$classlst); |
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|
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} else { |
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$r->print('<h1>Could not access course data</h1>'); |
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} |
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|
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my $allstudents=$#students+1; |
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$r->print('<h3>'.$allstudents.' students</h3>'); |
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$r->rflush(); |
$r->rflush(); |
|
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# --------------- Find all assessments and put them into some linear-like order |
my $cid=$ENV{'request.course.id'}; |
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my $ChartDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
&tracetable($firstres,'&'.$lastres.'&'); |
"_$ENV{'user.domain'}_$cid\_chart.db"; |
|
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# ----------------------------------------------------------------- Start table |
if ((-e "$ChartDB") && ($ENV{'form.sort'} ne 'Recalculate Chart')) { |
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if (tie(%CachData,'GDBM_File',"$ChartDB",&GDBM_READER,0640)) { |
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&CacheChart(); |
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} |
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else { |
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$r->print("Unable to tie hash to db file"); |
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} |
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} |
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else { |
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if (tie(%CachData,'GDBM_File',$ChartDB,&GDBM_WRCREAT,0640)) { |
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foreach (keys %CachData) {delete $CachData{$_};} |
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&BuildChart(); |
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} |
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else { |
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$r->print("Unable to tie hash to db file"); |
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} |
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} |
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untie(%CachData); |
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} |
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$r->print('<p><pre>'); |
# ================================================================ Main Handler |
my $index; |
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for ($index=0;$index<=$#students;$index++) { |
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$r->print(&ExtractStudentData($index,$cid).'<br>'); |
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$r->rflush(); |
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} |
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$r->print('</pre>'); |
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} else { |
sub handler { |
$r->print('<h3>Undefined course sequence</h3>'); |
$r=shift; |
} |
if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
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# ------------------------------------------- Set document type for header only |
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if ($r->header_only) { |
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if ($ENV{'browser.mathml'}) { |
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$r->content_type('text/xml'); |
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} else { |
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$r->content_type('text/html'); |
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} |
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&Apache::loncommon::no_cache($r); |
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$r->send_http_header; |
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return OK; |
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} |
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$r->print('</body></html>'); |
my $requrl=$r->uri; |
|
# ----------------------------------------------------------------- Tie db file |
|
if ($ENV{'request.course.fn'}) { |
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my $fn=$ENV{'request.course.fn'}; |
|
if (-e "$fn.db") { |
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if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER,0640)) { |
|
# ------------------------------------------------------------------- Hash tied |
|
# ---------------------------------------------------------------- Send headers |
|
$r->content_type('text/html'); |
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$r->send_http_header; |
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&Start(); |
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$r->print('</body></html>'); |
# ------------------------------------------------------------- End render page |
# ------------------------------------------------------------- End render page |
} else { |
} else { |
$r->content_type('text/html'); |
$r->content_type('text/html'); |
$r->send_http_header; |
$r->send_http_header; |
$r->print('<html><body>Coursemap undefined.</body></html>'); |
$r->print('<html><body>Coursemap undefined.</body></html>'); |
} |
} |
# ------------------------------------------------------------------ Untie hash |
# ------------------------------------------------------------------ Untie hash |
unless (untie(%hash)) { |
unless (untie(%hash)) { |
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
"Could not untie coursemap $fn (browse).</font>"); |
"Could not untie coursemap $fn (browse).</font>"); |
} |
} |
|
|
# -------------------------------------------------------------------- All done |
# -------------------------------------------------------------------- All done |
return OK; |
return OK; |
# ----------------------------------------------- Errors, hash could no be tied |
# ----------------------------------------------- Errors, hash could no be tied |
} |
} |
} else { |
} else { |
$ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized"; |
$ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized"; |
return HTTP_NOT_ACCEPTABLE; |
return HTTP_NOT_ACCEPTABLE; |
} |
} |
} else { |
} else { |
$ENV{'user.error.msg'}= |
$ENV{'user.error.msg'}= |
$r->uri.":vgr:0:0:Cannot view grades for complete course"; |
$r->uri.":vgr:0:0:Cannot view grades for complete course"; |
return HTTP_NOT_ACCEPTABLE; |
return HTTP_NOT_ACCEPTABLE; |
|
} |
} |
|
} |
} |
1; |
1; |
__END__ |
__END__ |
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