'.$URI.''); - for (my $n=1; $n<=$#Concepts+1; $n++ ) { - my $tmp=$Concepts[$n-1]; - $tmp =~ s/print("
Concept $n:$tmp"); - } - $r->rflush(); - - &Create_PrgWin(); - &Update_PrgWin("Starting to analyze problem"); - for (my $index=0;$index<=$#students;$index++) { - &Update_PrgWin($index); - &OpStatus($rid,$students[$index]); - } - &Close_PrgWin(); - - for (my $k=0; $k<$Int_No; $k++ ) { - my $data1=''; - my $data2=''; - &DrawGraph(&AdjustData($k).'+'.$Src.'+'.($k+1)); - } -#$Apache::lonxml::debug=1; -#&Apache::lonhomework::showhash(%ConceptData); -#$Apache::lonxml::debug=0; - my $Answ=&Apache::lonnet::ssi($URI); - $r->print("
Here you can see the Problem:
$Answ"); -} - -sub AdjustData { - my $k=shift; - my $Max=0; - my @data1; - my @data2; - for (my $n=0; $n<=$#Concepts; $n++ ) { - my $tmp=$Concepts[$n]; - $data1[$n]=$ConceptData{"$tmp.$k.true"}; - $data2[$n]=$ConceptData{"$tmp.$k.false"}; - my $Sum=$data1[$n]+$data2[$n]; - if ( $Max<$Sum ) {$Max=$Sum;} - $ConceptData{"$tmp.true"}+=$data1[$n]; - $ConceptData{"$tmp.false"}+=$data2[$n]; - } - for (my $n=0; $n<=$#Concepts; $n++ ) { - if ($data1[$n]+$data2[$n]<$Max) { - $data2[$n]+=$Max-($data1[$n]+$data2[$n]); - } - } - return join(',',@data1).'+'. - join(',',@data2).'+'. - $Max.'+'.($#data1+1); +####################################################### +####################################################### + +=pod + +=item Package Variables + +=item @FullClasslist The full classlist + +=item @Students The students we are concerned with for this invocation + +=item @Sections The sections available in this class + +=item $curr_student The student currently being examined + +=item $prev_student The student previous in the classlist + +=item $next_student The student next in the classlist + +=over + +=cut + +####################################################### +####################################################### +# +# Classlist variables +# +my $curr_student; +my $prev_student; +my $next_student; + +####################################################### +####################################################### + +=pod + +=item &clear_classlist_variables() + +undef the following package variables: + +=over + +=item @FullClasslist + +=item @Students + +=item @Sections + +=item @SelectedSections + +=item %StudentData + +=item @StudentDataOrder + +=item @SelectedStudentData + +=item $curr_student + +=item $prev_student + +=item $next_student + +=back + +=cut + +####################################################### +####################################################### +sub clear_classlist_variables { + undef(@FullClasslist); + undef(@Students); + undef(@Sections); + undef(@SelectedSections); + undef(%StudentData); + undef(@SelectedStudentData); + undef($curr_student); + undef($prev_student); + undef($next_student); } +####################################################### +####################################################### -sub DrawGraph { - my $data=shift; - my($data1,$data2,$Max,$P_No,$Src,$k)=split(/\+/,$data); - - my $Str="\n".'
| Correct Answers | '. - "\n".'Wrong Answers | '. - "\n".'From | '. - "\n".'To | '. - "\n".'
|---|---|---|---|
| $data1 | ". - "\n"."$data2 | ". - "\n"."".localtime($ConceptData{'Int.'.($k-1)})." | ". - "\n"."".localtime($ConceptData{'Int.'.$k}-1)." | ". - "\n"."
Correct Answers: '.$data1. -# '
Wrong Answers: '.$data2); -# $r->print('
From: '.localtime($ConceptData{'Int.'.($k-1)}). -# '
To: '.localtime($ConceptData{"Int.$k"})); - -# if ( $Max > 1 ) { -# $Max += (10 - $Max % 10); -# $Max = int($Max); -# } -# else { $Max = 1; } - my $Titr=($ConceptData{'Interval'}>1) ? $Src.'_interval_'.$k : $Src; - $GData=$Titr.'&'.'Concepts'.'&'.'Answers'.'&'.$Max.'&'.$P_No.'&'.$data1.'&'.$data2; - if($ConceptData{'Interval'}>1){ - $r->print('
');
- return;
- }
- $r->print('Move your mouse over a bar to find out the concept'); - my $ptr=''; - $ptr.="\n".''; - $ptr.="\n".'
'.
- "\n".'
'.$ptr.'
'); -} - - -sub AnalyzeProblem { -# -------------------------------- Selecting the number of intervals - my $OpSel=''; - my $CurInt = $ENV{'form.interval'}; - if ($CurInt eq '') {$CurMap = '1';} - my $Ptr = 'Select number of intervals'."\n". - ''."\n"; - $r->print( $Ptr ); - - $r->print('
Option Response Problems in this course:
'); - my $Str = "\n".'
| # | '. - "\n".'Problem Title | '. - "\n".'Resouse | '. - "\n".'Address | '. - "\n".'
|---|---|---|---|
| $P_No | ". - "\n"."".$Temp." | ". - "\n"."".$hash{'src_'.$rid}." | ". - "\n"."".''.' | '. - "\n"."
shown: ".join(',',@shown)." size=$#shown"); - if ($submission{$_}) { - #if($#shown==-1){ - #my @str=split(/\&/,$Resp); - #my $garb; - #for(my $j=0;$j<=$#str;$j++){ - # ($shown[$j],$garb)=split(/\=/,$str[$j]); - #} - ##$r->print("
shown: ".join(',',@shown)." size=$#shown"); - #} - if ($submission{$_} eq $Ansr) { - &Decide("true",$_,$time ); - } - else {&Decide("false",$_,$time );} - } - #else { - # if ($#shown==-1 && $flag==0) { - # $flag++; - # &InitAnalysis($rid,$student); - # } - # my @erl=split(/\:/,$_); - # for (my $i=0;$i<=$#shown; $i++){ - # my $Ans=$Answer{"$Id1.$Id2.foil.value.$shown[$i]"}; - # if ($erl[$i] eq $Ans) { - # &Decide("true",$shown[$i],$time); - # } - # else {&Decide("false",$shown[$i],$time);} - # } - #} - } - } - } - } - } -} - - -#------- Processing upperlist and lowerlist according to each problem -sub ProcessDisc { - my @List = @_; - @List = sort (@List); - my $Count = $#List+1; - my $Prb; - my @Dis; - my $Slvd=0; - my $tmp; - my $Sum1=0; - my $Sum2=0; - my $nIdx=0; - my $nStud=0; - my %Proc; - undef %Proc; - while ($nIdx<$Count) { - ($Prb,$tmp)=split(/\=/,$List[$nIdx]); - @Dis=split(/\+/,$tmp); - my $Temp = $Prb; - do { - $nIdx++; - $nStud++; - $Sum1 += $Dis[0]; - $Sum2 += $Dis[1]; - ($Prb,$tmp)=split(/\=/,$List[$nIdx]); - @Dis=split(/\+/,$tmp); - } while ( $Prb eq $Temp && $nIdx < $Count ); -# $Proc{$Temp}=($Sum1/$nStud).':'.$nStud; - $Proc{$Temp}=($Sum1/$nStud).':'.($Sum2/$nStud); -# $r->print("$nIdx) $Temp --> ($nStud) $Proc{$Temp}
"); - $Sum1=0; - $Sum2=0; - $nStud=0; - } - return %Proc; -} - - -#------- Creating Discimination factor -sub Discriminant { - my $Count=0; - foreach (keys(%DiscFac)){ - $Count++; - } - $UpCnt = int(0.27*$Count); - my $low=0; - my $up=$Count-$UpCnt; - my @UpList=(); - my @LowList=(); - $Count=0; - foreach my $key (sort(keys(%DiscFac))){ - $Count++; - #$r->print("
$Count) $key = $DiscFac{$key}"); - if ($low < $UpCnt || $Count > $up) { - $low++; - my $str=$DiscFac{$key}; - foreach(split(/\:/,$str)){ - if ($_) { - if ($low<$UpCnt){push(@LowList,$_);} - else {push(@UpList,$_);} - } - } - } - } - %DisUp=&ProcessDisc(@UpList); - %DisLow=&ProcessDisc(@LowList); -} - - -sub NumericSort { - $a <=> $b; -} - -# ------ Create different Student Report -sub StudentReport { - my ($sname,$sdom)=@_; - if ( $sname eq 'All Students' ) { - $r->print( '
WARNING: - Please select a student
' ); - return; - } - my %result = &Apache::lonnet::dump($cid,$sdom,$sname); - my $ResId; - my $PrOrd; - my $Code; - my $Tries; - my $TotalTries = 0; - my $ParCr = 0; - my $Wrongs; - my %TempHash; - my $Version; - my $LatestVersion; - my $PtrTry=''; - my $PtrCod=''; - my $SetNo=0; - my $Str = "\n".'| # | '. - "\n".'Set Title | '. - "\n".'Results | '. - "\n".'Tries | '. - "\n".'
|---|---|---|---|
| $SetNo | ". - "\n"."$Set | ". - "\n"."$PtrCod | ". - "\n"."$PtrTry | ". - "\n"."
'.$hash{'title_'.$Hid}.''); - } - my $Result = "\n".'
| P# | '."\n"; - for ( my $nIdx=0; $nIdx < $ColNo; $nIdx++ ) { - $Result .= ''.''.' | '."\n"; + +####################################################### +####################################################### + +=pod + +=item get_students + +Returns a list of the selected students + +=cut + +####################################################### +####################################################### +sub get_students { + if (! @Students) { + &PrepareClasslist() } - $Result .= "\n".'
|---|
Student Status: '."\n". - ' '."\n"; - $Ptr .= ' '; - $Ptr .= ''."\n"; - - $Ptr .= '
Sorting Type: '."\n". - ' '."\n"; - $Ptr .= ' '; - $Ptr .= ''."\n"; - $Ptr .= ' '; - $Ptr .= ''."\n"; - - $Ptr .= '
'. - ' #Stdnts: Total Number of Students opened the problem.'; - - $r->print($Ptr); - $r->rflush(); - - if ((-e "$CacheDB")&&($ENV{'form.sort'} ne 'Recalculate Statistics')) { - if (tie(%CachData,'GDBM_File',"$CacheDB",&GDBM_READER,0640)) { - tie(%GraphDat,'GDBM_File',$GraphDB,&GDBM_WRCREAT,0640); - &Cache_Statistics(); - } - else { - $r->print("Unable to tie hash to db file"); - } - } - else { - if (tie(%CachData,'GDBM_File',$CacheDB,&GDBM_WRCREAT,0640)) { - tie(%GraphDat,'GDBM_File',$GraphDB,&GDBM_WRCREAT,0640); - foreach (keys %DiscFac) {delete $CachData{$_};} - foreach (keys %CachData) {delete $CachData{$_};} - $DiscFlag=0; - &Build_Statistics(); - } - else { - $r->print("Unable to tie hash to db file"); - } - } - -# $r->print('Total instances of the problems : '.($p_count*($#students+1))); - untie(%CachData); - untie(%GraphDat); -} - - -# ------------------------------------- Find the section of student in a course - -sub usection { - my ($udom,$unam,$courseid,$ActiveFlag)=@_; - $courseid=~s/\_/\//g; - $courseid=~s/^(\w)/\/$1/; - foreach (split(/\&/,&Apache::lonnet::reply('dump:'. - $udom.':'.$unam.':roles', - &Apache::lonnet::homeserver($unam,$udom)))){ - my ($key,$value)=split(/\=/,$_); - $key=&Apache::lonnet::unescape($key); - if ($key=~/^$courseid(?:\/)*(\w+)*\_st$/) { - my $section=$1; - if ($key eq $courseid.'_st') { $section=''; } - my ($dummy,$end,$start)=split(/\_/,&Apache::lonnet::unescape($value)); - if ( $ActiveFlag ne 'Any' ) { - my $now=time; - my $notactive=0; - if ($start) { - if ($now<$start) { $notactive=1; } - } - if ($end) { - if ($now>$end) { $notactive=1; } - } - if ((($ActiveFlag eq 'Expired') && $notactive == 1) || - (($ActiveFlag eq 'Active') && $notactive == 0 ) ) { - return $section; - } - else { return '-1'; } - } - return $section; - } - } - return '-1'; -} - - -# ------ Dump the Student's DB file and handling the data for statistics table -sub ExtractStudentData { - my $student=shift; - my ($sname,$sdom) = split( /\:/, $student ); - my %result = &Apache::lonnet::dump($cid,$sdom,$sname); - my $ResId; - my $PrOrd; - my $Dis = ''; - my $Code; - my $Tries; - my $ParCr; - my $TotalTries = 0; - my $TotalOpend = 0; - my $ProbSolved = 0; - my $ProbTot = 0; - my $TimeTot = 0; - my $TotParCr = 0; - my $Wrongs; - my %TempHash; - my $Version; - my $LatestVersion; - my $SecLimit; - my $MapLimit; - my ($temp)=keys(%result); - unless ($temp=~/^error\:/) { - foreach my $CurCol(@cols) { - ($PrOrd,$ResId)=split(/\:/,$CurCol); - if ( !$CurCol ) { next; } - $ResId=~/(\d+)\.(\d+)/; - my $MapId=$1; - my $PrbId=$2; - my $MapOrg = $hash{'map_id_'.$MapId}; - my $Map = &Apache::lonnet::declutter($MapOrg); - if ( $CurMap ne 'All Maps' ) { - my ( $ResMap, $NameMap ) = split(/\=/,$CurMap); - if ( $Map ne $ResMap ) { next; } - } - my $meta=$hash{'src_'.$ResId}; - my $PartNo = 0; - $Dis .= ':'; - undef %TempHash; - - foreach (split(/\,/,&Apache::lonnet::metadata($meta,'keys'))) { - if ($_=~/^stores\_(\w+)\_tries$/) { - my $Part=&Apache::lonnet::metadata($meta,$_.'.part'); - if ( $TempHash{"$Part"} eq '' ) { - $TempHash{"$Part"} = $Part; - $TempHash{$PartNo}=$Part; - $TempHash{"$Part.Code"} = 'U'; - $TempHash{"$Part.PrOrd"} = $PrOrd+$PartNo; - $PartNo++; - } - #my $Part=&Apache::lonnet::metadata($meta,$_.'.part'); - } + +####################################################### +####################################################### + +=pod + +=item &clear_sequence_variables() + +=cut + +####################################################### +####################################################### +sub clear_sequence_variables { + undef($top_map); + undef(@Sequences); + undef(@Assessments); +} + +####################################################### +####################################################### + +=pod + +=item &SetSelectedMaps($elementname) + +Sets the @SelectedMaps array from $ENV{'form.'.$elementname}; + +=cut + +####################################################### +####################################################### +sub SetSelectedMaps { + my $elementname = shift; + if (exists($ENV{'form.'.$elementname})) { + if (ref($ENV{'form.'.$elementname})) { + @SelectedMaps = @{$ENV{'form.'.$elementname}}; + } else { + @SelectedMaps = ($ENV{'form.'.$elementname}); + } + } else { + @SelectedMaps = ('all'); + } +} + + +####################################################### +####################################################### + +=pod + +=item &Sequences_with_Assess() + +Returns an array containing the subset of @Sequences which contain +assessments. + +=cut + +####################################################### +####################################################### +sub Sequences_with_Assess { + my @Sequences_to_Show; + foreach my $map_symb (@SelectedMaps) { + foreach my $sequence (@Sequences) { + next if ($sequence->{'symb'} ne $map_symb && $map_symb ne 'all'); + next if ($sequence->{'num_assess'} < 1); + push (@Sequences_to_Show,$sequence); + } + } + return @Sequences_to_Show; +} + +####################################################### +####################################################### + +=pod + +=item &PrepareCourseData($r) + +=cut + +####################################################### +####################################################### +sub PrepareCourseData { + my ($r) = @_; + &clear_sequence_variables(); + my ($top,$sequences,$assessments) = + &Apache::loncoursedata::get_sequence_assessment_data(); + if (! defined($top) || ! ref($top)) { + # There has been an error, better report it + &Apache::lonnet::logthis('top is undefined'); + return; + } + $top_map = $top if (ref($top)); + @Sequences = @{$sequences} if (ref($sequences) eq 'ARRAY'); + @Assessments = @{$assessments} if (ref($assessments) eq 'ARRAY'); + # + # Compute column widths + foreach my $seq (@Sequences) { + my $name_length = length($seq->{'title'}); + my $num_parts = $seq->{'num_assess_parts'}; + # + # Use 3 digits for each the sum and total, which means 7 total... + my $num_col = $num_parts+7; + if ($num_col < $name_length) { + $num_col = $name_length; + } + $seq->{'base_width'} = $name_length; + $seq->{'width'} = $num_col; + } + return; +} + +####################################################### +####################################################### + +=pod + +=item &log_sequence($sequence,$recursive,$padding) + +Write data about the sequence to a logfile. If $recursive is not +undef the data is written recursively. $padding is used for recursive +calls. + +=cut + +####################################################### +####################################################### +sub log_sequence { + my ($seq,$recursive,$padding) = @_; + $padding = '' if (! defined($padding)); + if (ref($seq) ne 'HASH') { + &Apache::lonnet::logthis('log_sequence passed bad sequnce'); + return; + } + &Apache::lonnet::logthis($padding.'sequence '.$seq->{'title'}); + while (my($key,$value) = each(%$seq)) { + next if ($key eq 'contents'); + if (ref($value) eq 'ARRAY') { + for (my $i=0;$i< scalar(@$value);$i++) { + &Apache::lonnet::logthis($padding.$key.'['.$i.']='. + $value->[$i]); } - &Apache::lonnet::declutter( $hash{'src_'.$ResId} ); - my $URI = $hash{'src_'.$ResId}; - my $Prob = $Map.'___'.$PrbId.'___'. - &Apache::lonnet::declutter($URI); - $Code='U'; - $Tries = 0; - $ParCr = 0; - $Wrongs = 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"}; - $ParCr = $result{"$Version:$Prob:resource.$Part.awarded"}; - my $Time = $result{"$Version:$Prob:timestamp"}; - $TempHash{"$Part.Time"} = ($Time) ? $Time : 0; - $TempHash{"$Part.Tries"} = ($Tries) ? $Tries : 0; - $TempHash{"$Part.ParCr"} = ($ParCr) ? $ParCr : 0; - $TotalTries += $TempHash{"$Part.Tries"}; - $TotParCr += $TempHash{"$Part.ParCr"}; - my $Val = $result{"$Version:$Prob:resource.$Part.solved"}; - if ( $Val eq 'correct_by_student' ) - { $Wrongs = $Tries - 1; $Code = 'C'; } - elsif ( $Val eq 'correct_by_override' ) - { $Wrongs = $Tries - 1; $Code = 'O'; } - elsif ( $Val eq 'incorrect_attempted' || - $Val eq 'incorrect_by_override' ) - { $Wrongs = $Tries; $Code = 'I'; } - $TempHash{"$Part.Code"} = $Code; - $TempHash{"$Part.Wrongs"} = $Wrongs; - } - } - } - for ( my $n = 0; $n < $PartNo; $n++ ) { - my $part = $TempHash{$n}; - my $Yes = 0; - if ( $TempHash{$part.'.Code'} eq 'C' || - $TempHash{$part.'.Code'} eq 'O' ) - {$ProbSolved++;$Yes=1;} - - # my $ptr = "$hash{'title_'.$ResId}"; - my $ptr = $TempHash{$part.'.PrOrd'}.'&'.$ResId; - - if ( $PartNo > 1 ) { - $ptr .= "*(part $part)"; - $Dis .= '&'; - } - my $Fac = ($TempHash{"$part.Tries"}) ? - ($TempHash{"$part.ParCr"}/$TempHash{"$part.Tries"}) : 0; - my $DisF; - if ( $Fac > 0 && $Fac < 1 ) { - $DisF = sprintf( "%.4f", $Fac ); - } - else {$DisF = $Fac;} -# $DisF .= '+'.$TempHash{"$part.Time"};33333333 - $TimeTot += $TempHash{"$part.Time"}; - $Dis .= $TempHash{$part.'.PrOrd'}.'='.$DisF.'+'.$Yes; - $ptr .= "&$TempHash{$part.'.Tries'}". - "&$TempHash{$part.'.Wrongs'}". - "&$TempHash{$part.'.Code'}"; - push (@list, $ptr); - $TotalOpend++; - $ProbTot++; - } + } else { + &Apache::lonnet::logthis($padding.$key.'='.$value); + } + } + if (defined($recursive)) { + &Apache::lonnet::logthis($padding.'-'x20); + &Apache::lonnet::logthis($padding.'contains:'); + foreach my $item (@{$seq->{'contents'}}) { + if ($item->{'type'} eq 'container') { + &log_sequence($item,$recursive,$padding.' '); + } else { + &Apache::lonnet::logthis($padding.'title = '.$item->{'title'}); + while (my($key,$value) = each(%$item)) { + next if ($key eq 'title'); + if (ref($value) eq 'ARRAY') { + for (my $i=0;$i< scalar(@$value);$i++) { + &Apache::lonnet::logthis($padding.$key.'['.$i.']='. + $value->[$i]); + } + } else { + &Apache::lonnet::logthis($padding.$key.'='.$value); + } + } } - #else { - #for(my $n=0; $n<$PartNo; $n++) { - # push (@list, "$TempHash{'0'.'.PrOrd'}.':'.$ResId:0:0:U"); - # $ProbTot++; - #} - #} - } - if ( $TotalTries ) { - my $DisFac = ( $TotalTries ) ? ($TotParCr/$TotalTries) : 0; - my $DisFactor = sprintf( "%.4f", $DisFac ); - $DiscFac{$DisFactor}=$Dis; - #my $time; - #if ($ProbSolved){ - #$time = int(($TimeTot/$ProbSolved)-10000000); - #} - #$DiscFac{($DisFactor.':'.$sname.':'.$ProbTot.':'.$TotalOpend.':'. - # $TotalTries.':'.$ProbSolved.':'.$time)}=$Dis; - } - } - #$r->print($sname.' PrCr= '.$TotParCr.' Slvd= '.$ProbSolved.' Tries='.$TotalTries.'
'. - ' Tries : Total Number of Tries for solving the problem.
'. - ' Mod : Maximunm Number of Tries for solving the problem.
'. - ' Mean : Average Number of the tries. [ Tries / #Stdnts ]
'. - ' #YES : Number of students solved the problem correctly.
'. - ' #yes : Number of students solved the problem by override.
'. - ' %Wrng : Percentage of students tried to solve the problem but'. - ' still incorrect. [ 100*((#Stdnts-(#YES+#yes))/#Stdnts) ]
'. -# ' DoDiff : Degree of Difficulty of the problem. [ Tries/(#YES+#yes+0.1) ]
'. Kashy formula - ' DoDiff : Degree of Difficulty of the problem. [ 1 - ((#YES+#yes) / Tries) ]
'. #Gerd formula - ' S.D. : Standard Deviation of the tries.'. - '[ sqrt(sum((Xi - Mean)^2)) / (#Stdnts-1)'. - ' where Xi denotes every student\'s tries ]
'. - ' Skew. : Skewness of the students tries.'. - ' [ (sqrt( sum((Xi - Mean)^3) / #Stdnts)) / (S.D.^3) ]
'. - ' Dis.F. : Discrimination Factor: A Standard for '. - 'evaluating the problem according to a Criterion
'. - ' [Applied Criterion in %27 Upper Students - '. - 'Applied the same Criterion in %27 Lower Students]
'. - ' 1st Criterion for Sorting the Students: '. - 'Sum of Partial Credit Awarded / Total Number of Tries
'. - ' 2nd Criterion for Sorting the Students: '. - 'Total number of Correct Answers / Total Number of Tries'. - '
'); -} - - -# ------------------------------------------------------------ Build page table -sub tracetable { - my ($rid,$beenhere)=@_; - my $IsMap=0; - $rid=~/(\d+)\.(\d+)/; - $maps{&Apache::lonnet::declutter($hash{'map_id_'.$1})}='';#$hash{'title_'.$rid}; - #$maps{$HWN}=$hash{'title_'.$rid}; - unless ($beenhere=~/\&$rid\&/) { - $beenhere.=$rid.'&'; - 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; - $P_Order++; - $HWN=$P_Order; - $mapsort{$HWN} = $rid.':'; - $IsMap=1; - - #$maps{&Apache::lonnet::declutter($hash{'src_'.$rid})}= - # $hash{'title_'.$rid}; - } - 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.'&'); - - $cols[$#cols+1]=($P_Order+1).':'.$frid; - - my $meta=$hash{'src_'.$frid}; - my $PartNo = 0; - my $Part; - # if ($IsMap==0){ - if ($meta) { - if ($meta=~/\.(problem|exam|quiz|assess|survey|form)$/) { - foreach (split(/\,/,&Apache::lonnet::metadata($meta,'keys'))) { - if ($_=~/^stores\_(\w+)\_tries$/) { - $Part=&Apache::lonnet::metadata($meta,$_.'.part'); - $P_Order++; - $mapsort{$HWN} .= '&'.$P_Order; - $PartNo++; - #$r->print('
'.$PartNo.'---'.$P_Order); - } - foreach my $K(split(/\,/,&Apache::lonnet::metadata($meta,'packages'))) { - if ($K=~/^optionresponse\_($Part)\_(\w+)$/) { - #$r->print('
'.$_.'...'.$P_Order.'---'.$Part); - $OpResp{$P_Order}="$frid:$Part"; - } - } - } - } - } - } - # } - } else { - $cols[$#cols+1]=($P_Order+1).':'.$rid; - my $meta=$hash{'src_'.$rid}; - my $PartNo = 0; - if ($meta) { - if ($meta=~/\.(problem|exam|quiz|assess|survey|form)$/) { - foreach my $Key(split(/\,/,&Apache::lonnet::metadata($meta,'keys'))) { - if ($Key=~/^stores\_(\w+)\_tries$/) { - my $Part=&Apache::lonnet::metadata($meta,$Key.'.part'); - $P_Order++; - $mapsort{$HWN} .= '&'.$P_Order; - $PartNo++; - foreach (split(/\,/,&Apache::lonnet::metadata($meta,'packages'))) { - if ($_=~/^optionresponse\_($Part)\_(\w+)$/) { - #$r->print('
'.$_.'...'.$P_Order.'---'.$Part); - $OpResp{$P_Order}="$rid:$Part";; - } - - } - - } - } - } - } - } - if (defined($hash{'to_'.$rid})) { - foreach (split(/\,/,$hash{'to_'.$rid})){ - &tracetable($hash{'goesto_'.$_},$beenhere); - } - } - } -} - -sub MySort { - if ( $Pos > 0 ) { - if ($ENV{'form.order'} eq 'Descending') {$b <=> $a;} - else { $a <=> $b; } - } - else { - if ($ENV{'form.order'} eq 'Descending') {$b cmp $a;} - else { $a cmp $b; } - } -} - -sub Create_PrgWin { -#----------- Create progress - $r->print(<
Computation Progress
'+ - ''+ - ''); - popwin.document.close(); - -ENDPOP + } + &Apache::lonnet::logthis($padding.'end contents of '.$seq->{'title'}); + &Apache::lonnet::logthis($padding.'-'x20); + } + return; +} - $r->rflush(); +############################################## +############################################## + +=pod + +=item &StudentDataSelect($elementname,$status,$numvisible,$selected) + +Returns html for a selection box allowing the user to choose one (or more) +of the fields of student data available (fullname, username, id, section, etc) + +=over 4 + +=item $elementname The name of the HTML form element + +=item $status 'multiple' or 'single' selection box + +=item $numvisible The number of options to be visible + +=back + +=cut + +############################################## +############################################## +sub StudentDataSelect { + my ($elementname,$status,$numvisible)=@_; + if ($numvisible < 1) { + return; + } + # + # Build the form element + my $Str = "\n"; + $Str .= '\n"; + return $Str; +} + +############################################## +############################################## + +=pod + +=item &MapSelect($elementname,$status,$numvisible,$restriction) + +Returns html for a selection box allowing the user to choose one (or more) +of the sequences in the course. The values of the sequences are the symbs. +If the top sequence is selected, the value 'top' will result. + +=over 4 + +=item $elementname The name of the HTML form element + +=item $status 'multiple' or 'single' selection box + +=item $numvisible The number of options to be visible + +=item $restriction Code reference to subroutine which returns true or +false. The code must expect a reference to a sequence data structure. + +=back + +=cut + +############################################## +############################################## +sub MapSelect { + my ($elementname,$status,$numvisible,$restriction)=@_; + if ($numvisible < 1) { + return; + } + # + # Set up array of selected items + &SetSelectedMaps($elementname); + # + # Set up the restriction call + if (! defined($restriction)) { + $restriction = sub { 1; }; + } + # + # Build the form element + my $Str = "\n"; + $Str .= '\n"; + return $Str; } +############################################## +############################################## + +=pod + +=item &SectionSelect($elementname,$status,$numvisible) + +Returns html for a selection box allowing the user to choose one (or more) +of the sections in the course. + +Uses the package variables @Sections and @SelectedSections +=over 4 + +=item $elementname The name of the HTML form element -sub Update_PrgWin { -#----------- update progress - my $index = shift; - $r->print(''); +=item $status 'multiple' or 'single' selection box + +=item $numvisible The number of options to be visible + +=back + +=cut + +############################################## +############################################## +sub SectionSelect { + my ($elementname,$status,$numvisible)=@_; + if ($numvisible < 1) { + return; + } + # + # Make sure we have the data we need to continue + if (! @Sections) { + &PrepareClasslist() + } + # + # Build the form element + my $Str = "\n"; + $Str .= '\n"; + return $Str; +} + +####################################################### +####################################################### + +=pod + +=item &CreateAndParseOutputSelector() + +Construct a selection list of options for output and parse output selections. + +=cut + +####################################################### +####################################################### +sub OutputDescriptions { + my (@OutputOptions) = @_; + my $Str = ''; + $Str .= "Output Modes
\n"; + $Str .= "- \n";
+ foreach my $outputmode (@OutputOptions) {
+ $Str .="
- ".$outputmode->{'name'}." \n"; + $Str .="
- ".$outputmode->{'description'}." \n"; + } + $Str .= "
'.$Pre.'---'.$Post); - &TableRow($Post,$i,$nIdx); - $nIdx++; - } - &CloseTable(); - } - } - else { - &CreateTable(0); - for ( my $nIdx = 0; $nIdx < $p_count; $nIdx++ ) { - my($Pre, $Post) = split(/\@/,$list[$nIdx]); - &TableRow($Post,$nIdx,$nIdx); - } - &CloseTable(); - } -} - -sub TableRow { - my ($Str,$Idx,$RealIdx)=@_; - my($PrOrd,$Temp,$StdNo,$TotalTries,$MxTries,$Avg,$YES,$Override, - $Wrng,$DoD,$SD,$Sk,$_D1,$_D2,$Prob)=split(/\&/,$Str); - my $Ptr = "\n".'
Could not access course data
'); - } - $r->print("Total number of students : ".($#students+1)); - $r->rflush(); -# --------------- Find all assessments and put them into some linear-like order - &tracetable($firstres,'&'.$lastres.'&'); -# my $c=0; -# foreach (sort keys %mapsort) { -# $r->print(''.$c.')'.$_.' ... '.$mapsort{$_}); -# $c++; -# } -# my $c=1; -# foreach (sort keys %OpResp) { -# $r->print('
'.$c.')'.$_.' ... '.$OpResp{$_}.' ... '.$hash{'src_'.$OpResp{$_}}); -# $c++; -# } - - } - -# ------------------------------------------------------------- End render page - else { - $r->print('
Undefined course sequence
'); - } -} - - -sub Title { - $r->print('
');
-# ---------------------------------------------------------------- Course title
- $r->print('Course : "'. - $ENV{'course.'.$ENV{'request.course.id'}. - '.description'}.'"
'.localtime().'
'); -# ------------------------------- This is going to take a while, produce output - $r->rflush(); -} - -sub CreateForm { - $r->print("\n".''); +############################################### +############################################### + +=pod + +=item &Gather_Full_Student_Data() + +Ensures all student data is up to date. + +=cut + +############################################### +############################################### +sub Gather_Full_Student_Data { + my ($r) = @_; + my $c = $r->connection(); + # + &Apache::loncoursedata::clear_internal_caches(); + # + my @Students = @Apache::lonstatistics::Students; + # + # Open the progress window + my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin + ($r,&mt('Student Data Compilation Status'), + &mt('Student Data Compilation Progress'), scalar(@Students)); + # + while (my $student = shift @Students) { + return if ($c->aborted()); + my ($status,undef) = &Apache::loncoursedata::ensure_current_full_data + ($student->{'username'},$student->{'domain'}, + $ENV{'request.course.id'}); + &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state, + &mt('last student')); } - $r->print("\n".''. - "\n".''); + &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); $r->rflush(); } -sub StudentOptions { - my $OpSel5=''; - $CurStu = $ENV{'form.student'}; - if ( $CurStu eq '' ) { - $CurStu = 'All Students'; - $OpSel5 = 'selected'; - } - my $Ptr =''; -# ----------------------------------- Loading the Students Combobox - $Ptr .= 'Select Student'."\n". - ''; - $Ptr .= '
'; - $r->print( $Ptr ); - $r->rflush(); -} - - -sub GetStatus { - $OpSel1=''; - $OpSel2=''; - $OpSel3=''; - $OpSel4=''; - - if ( $ENV{'form.order'} eq 'Descending' ) { $OpSel2='selected'; } - else { $OpSel1 = 'selected'; } - - my %myHeader = reverse( %Header ); - $Pos = $myHeader{$ENV{'form.sort'}}; - if ($Pos == 0) { - $OpSel1 = 'selected'; - $ENV{'form.order'}='Ascendig'; - } - - $CurMap = $ENV{'form.maps'}; - if ( $CurMap eq '' ) { - $CurMap = 'All Maps'; - $OpSel3 = 'selected'; - } - $CurSec = $ENV{'form.section'}; - if ( $CurSec eq '' ) { - $CurSec = 'All Sections'; - $OpSel4 = 'selected'; - } -} - - -sub MapSecOptions { -# ----------------------------------- Loading the Maps Combobox - my $Ptr = '
'; - $Ptr .= '
'; - $Ptr .= '
Select Map '."\n". - ''; - $Ptr .= ' '; - -# ----------------------------------- Loading the Sections Combobox - $Ptr .= '
Select Section'."\n". - ''."\n"; - $r->print( $Ptr ); + # "Click" is asinine but it is probably not my place to change the world. + $Str .= '
Click on a students name or username to view their chart
'; + $Str .= ''."\n";
+ $Str .= '
|
'.&mt('Please select a report to generate').'
'; + foreach my $reportdata (@reports) { + $Str .=''. + $reportdata->{'name'}."
\n"; + $Str .= ' '.(' 'x8).$reportdata->{'short_description'}. + "\n"; + } + $Str .="\n"; + # + return $Str; +} -# ================================================================ 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 - - undef %hash; - - 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 - $r->content_type('text/html'); - $r->send_http_header; - &Menu(); - } - else { - $r->content_type('text/html'); - $r->send_http_header; - $r->print('Coursemap undefined.'); - } -# ------------------------------------------------------------------ Untie hash - unless (untie(%hash)) { - &Apache::lonnet::logthis("WARNING: ". - "Could not untie coursemap $fn (browse)."); - } - -# -------------------------------------------------------------------- All done - return OK; -# ----------------------------------------------- Errors, hash could no be tied - } - } - else { - $ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized"; - return HTTP_NOT_ACCEPTABLE; - } - } - else { + my $r=shift; + my $c = $r->connection(); + # + # Check for overloading + my $loaderror=&Apache::lonnet::overloaderror($r); + if ($loaderror) { return $loaderror; } + $loaderror= + &Apache::lonnet::overloaderror($r, + $ENV{'course.'.$ENV{'request.course.id'}.'.home'}); + if ($loaderror) { return $loaderror; } + # + # Check for access + if (! &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { $ENV{'user.error.msg'}= - $r->uri.":vgr:0:0:Cannot view grades for complete course"; - - return HTTP_NOT_ACCEPTABLE; + $r->uri.":vgr:0:0:Cannot view grades for complete course"; + if (! &Apache::lonnet::allowed('vgr', + $ENV{'request.course.id'}.'/'.$ENV{'request.course.sec'})) { + $ENV{'user.error.msg'}= + $r->uri.":vgr:0:0:Cannot view grades with given role"; + return HTTP_NOT_ACCEPTABLE; + } } + # + # Set document type for header only + if($r->header_only) { + if ($ENV{'browser.mathml'}) { + $r->content_type('text/xml'); + } else { + $r->content_type('text/html'); + } + &Apache::loncommon::no_cache($r); + $r->send_http_header; + return OK; + } + # + # Send the header + $r->content_type('text/html'); + $r->send_http_header; + # + # Extract form elements from query string + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['sort','reportSelected', + 'SelectedStudent']); + # + # Give the LON-CAPA page header + $r->print(&Apache::lonhtmlcommon::Title('Course Statistics and Charts')); + $r->rflush(); + # + # Either print out a menu for them or send them to a report + if (! exists($ENV{'form.reportSelected'}) || + $ENV{'form.reportSelected'} eq '') { + $r->print(&CreateMainMenu()); + } else { + # + if (! &Apache::lonmysql::verify_sql_connection()) { + my $serveradmin = $r->dir_config('lonAdmEMail'); + $r->print(''. + &mt('Unable to connect to database!'). + '
'); + $r->print(''. + &mt('Please notify the server administrator '). + ''.$serveradmin.'
'); + $r->print(''. + &mt('Course Statistics and Charts cannot be '. + 'retrieved until the database is restarted. '. + 'Your data is intact but cannot be displayed '. + 'at this time.').'
'); + $r->print('