--- loncom/interface/lonstatistics.pm 2002/02/06 16:59:01 1.4
+++ loncom/interface/lonstatistics.pm 2002/03/22 00:18:12 1.12
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# (Publication Handler
#
-# $Id: lonstatistics.pm,v 1.4 2002/02/06 16:59:01 minaeibi Exp $
+# $Id: lonstatistics.pm,v 1.12 2002/03/22 00:18:12 minaeibi Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -27,12 +27,10 @@
#
# (Navigate problems for statistical reports
# YEAR=2001
-# 5/05/01, 7/09/01, 7/25/01, 8/11/01,9/13/01, 9/26/01 Behrouz Minaei
-# 10/5/01, 10/9/01, 10/22/01, 10/26/01 Behrouz Minaei
-# 11/1/01, 11/4/01, 11/16/01 Behrouz Minaei
-# 12/14/01, 12/16/01, 12/18/01,12/20/01,12/31/01 Behrouz Minaei
+# 5/05,7/09,7/25/01,8/11,9/13,9/26,10/5,10/9,10/22,10/26 Behrouz Minaei
+# 11/1, 11/4, 11/16, 12/14, 12/16, 12/18,12/20,12/31 Behrouz Minaei
# YEAR=2002
-# 1/22/02,2/1/02 Behrouz Minaei
+# 1/22, 2/1, 2/6, 2/25, 3/2, 3/6, 3/17, 3/21 Behrouz Minaei
###
package Apache::lonstatistics;
@@ -41,19 +39,23 @@ use strict;
use Apache::Constants qw(:common :http);
use Apache::lonnet();
use Apache::lonhomework;
+use Apache::loncommon;
use HTML::TokeParser;
use GDBM_File;
-#use Benchmark;
# -------------------------------------------------------------- Module Globals
my %hash;
my %CachData;
my %GraphDat;
+my %OpResp;
my %maps;
-my @mapsort;
+my %mapsort;
my %section;
my %StuBox;
my %DiscFac;
+my %DisUp;
+my %DisLow;
+my $UpCnt;
my $CurMap;
my $CurSec;
my $CurStu;
@@ -67,37 +69,108 @@ my $OpSel1;
my $OpSel2;
my $OpSelDis1;
my $OpSelDis2;
-my $CurDis=0;
my $OpSel3;
my $OpSel4;
my $GData;
my $cid;
my $firstres;
my $lastres;
-my $DiscFlag=0;
-my $HWN=0;
+my $DiscFlag;
+my $HWN;
+my $P_Order;
+my %Header = (0,"Homework Sets Order",1,"#Stdnts",2,"Tries",3,"Mod",
+ 4,"Mean",5,"#YES",6,"#yes",7,"%Wrng",8,"DoDiff",
+ 9,"S.D.",10,"Skew.",11,"D.F.1st",12,"D.F.2nd");#,13,"OpResp");
+
+
+#------- 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} WARNING:
Please select a student Tries '.
"\n".'';
unless ($reply=~/^error\:/) {
- map {
+ foreach (split(/\&/,$reply)){
my ($name,$value)=split(/\=/,&Apache::lonnet::unescape($_));
$result{$name}=$value;
- } split(/\&/,$reply);;
- foreach $ResId (@cols) {
- if ( !$ResId ) {
+ }
+ foreach my $CurCol (@cols) {
+ if (!$CurCol){
my $Set=&Apache::lonnet::declutter($hash{'map_id_'.$1});
if ( $Set ) {
$SetNo++;
@@ -137,6 +210,7 @@ sub StudentReport {
$PtrCod='';
next;
}
+ ($PrOrd,$ResId)=split(/\:/,$CurCol);
$ResId=~/(\d+)\.(\d+)/;
my $Map = &Apache::lonnet::declutter( $hash{'map_id_'.$1} );
if ( $CurMap ne 'All Maps' ) {
@@ -146,25 +220,26 @@ sub StudentReport {
my $meta=$hash{'src_'.$ResId};
my $PartNo = 0;
undef %TempHash;
- map {
- if ($_=~/^stores\_(\d+)\_tries$/) {
+ foreach (split(/\,/,&Apache::lonnet::metadata($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"} = '-';
+ $TempHash{"$Part.PrOrd"} = $PrOrd+$PartNo;
$PartNo++;
}
}
- } split(/\,/,&Apache::lonnet::metadata($meta,'keys'));
+ #if ($_=~/^parameter\_(\w+)\_package$/) {
+ }
my $Prob = $Map.'___'.$2.'___'.
&Apache::lonnet::declutter( $hash{'src_'.$ResId} );
$Code='U';
$Tries = 0;
$Wrongs = 0;
- $LatestVersion = $result{"version:$Prob"};
-
+ $LatestVersion = $result{"version:$Prob"};
if ( $LatestVersion ) {
for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) {
my $vkeys = $result{"$Version:keys:$Prob"};
@@ -188,7 +263,7 @@ sub StudentReport {
$TempHash{"$Part.Wrongs"} = $Wrongs;
}
}
- }
+ }
for ( my $n = 0; $n < $PartNo; $n++ ) {
my $part = $TempHash{$n};
if ($PtrTry ne '') {$PtrTry .= ',';}
@@ -210,18 +285,54 @@ sub StudentReport {
$r->rflush();
}
+sub CreateTable {
+ my $ColNo=0;
+ foreach (keys(%Header)){
+ $ColNo++;
+ }
+ my ($Hd, $Hid)=@_;
+ if ( $Hd == 1 ) {
+ $r->print(''.$hash{'title_'.$Hid}.' ');
+ }
+ my $Result = "\n".''."\n");
+ $r->rflush();
+}
+
# ------------------------------------------- Prepare Statistics Table
sub PreStatTable {
my $CacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}".
"_$ENV{'user.domain'}_$cid\_statistics.db";
my $GraphDB = "/home/httpd/perl/tmp/$ENV{'user.name'}".
"_$ENV{'user.domain'}_$cid\_graph.db";
- my $CachDisFac = "/home/httpd/perl/tmp/$ENV{'user.name'}".
- "_$ENV{'user.domain'}_$cid\_DiscFactor.db";
- $r->print(' Student Status: '."\n".
+ ''.
+ 'Active '."\n".
+ 'Expired '."\n".
+ 'Any '."\n";
+ $Ptr .= ' ';
+ $Ptr .= ' Sorting Type: '."\n".
' Ascending '."\n".
@@ -232,36 +343,33 @@ sub PreStatTable {
$Ptr .= ''.
- ' #Stdnts: Total Number of Students opened the problem. #Stdnts : Total Number of Students opened the problem. 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. [ 1 - ((#YES+#yes) / Tries) ] S.D. : Standard Deviation of the tries.'.
'[ sqrt(sum((Xi - Mean)^2)) / (#Stdnts-1)'.
- ' where Xi is 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'.
' ';
$r->print($Ptr);
$r->rflush();
-
- my $Result = "\n".'';
- $Result .= 'P# '."\n";
- for ( my $nIdx=0; $nIdx < 12; $nIdx++ ) {
- $Result .= ''.' '."\n";
- }
- $Result .= "\n".'
'."\n");
- $r->rflush();
}
# ------------------------------------- Find the section of student in a course
sub usection {
- my ($udom,$unam,$courseid)=@_;
+ my ($udom,$unam,$courseid,$ActiveFlag)=@_;
$courseid=~s/\_/\//g;
$courseid=~s/^(\w)/\/$1/;
- map {
+ 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));
- $section=($section) ? $section : '(none)';
-# $section=(int($section)) ? int($section) : $section;
-# $r->print($unam.'...'.$section.'
+
+
ENDPOP
$r->rflush();
@@ -552,11 +737,16 @@ ENDPOP
&ExtractStudentData($students[$index],$cid);
}
-#--------------------- close Progress Line
- $r->print('');
- $r->rflush();
+
# -------------------- sorting the Data
- @list = sort(@list);
+ $r->print('');
+
+ @list = sort (@list);
+
+
+ &Discriminant();
+
$OpSel2='';
$OpSel1='selected';
@@ -567,172 +757,206 @@ ENDPOP
my $ResId;
my $NoElements = $#list + 1;
#-------------------------------- loop for data representation
- while ( $nIdx < $NoElements ) {
- my %storestats=();
- my ($Prob,$Tries,$Wrongs,$Code)=split(/\:/,$list[$nIdx]);
- my $Temp = $Prob;
- my $MxTries = 0;
- my $TotalTries = 0;
- my $YES = 0;
- my $Incorrect = 0;
- my $Override = 0;
- my $StdNo = 0;
- my @StdLst;
- do {
- $nIdx++;
- $StdNo++;
- $StdLst[ $StdNo ] = $Tries;
- $TotalTries += $Tries;
- if ( $MxTries < $Tries ) { $MxTries = $Tries; }
- if ( $Code eq 'C' ){ $YES++; }
- elsif( $Code eq 'I' ) { $Incorrect++; }
- elsif( $Code eq 'O' ) { $Override++; }
- elsif( $Code eq 'U' ) { $StdNo--; }
- ($Prob,$Tries,$Wrongs,$Code)=split(/\:/,$list[$nIdx]);
- } while ( $Prob eq $Temp && $nIdx < $NoElements );
+ foreach (sort keys %mapsort) {
+ my ($Hid,$pr)=split(/\:/,$mapsort{$_});
+ my @lpr=split(/\&/,$pr);
+ &CreateTable(1,$Hid);
+ for (my $i=1; $i<=$#lpr; $i++) {
+ my %storestats=();
+ my ($PrOrd,$Prob,$Tries,$Wrongs,$Code)=split(/\&/,$list[$nIdx]);
+ my $Temp = $Prob;
+ my $MxTries = 0;
+ my $TotalTries = 0;
+ my $YES = 0;
+ my $Incorrect = 0;
+ my $Override = 0;
+ my $StdNo = 0;
+ my @StdLst;
+ while ( $PrOrd == $lpr[$i] )
+ {
+ $nIdx++;
+ $StdNo++;
+ $StdLst[ $StdNo ] = $Tries;
+ $TotalTries += $Tries;
+ if ( $MxTries < $Tries ) { $MxTries = $Tries; }
+ if ( $Code eq 'C' ){ $YES++; }
+ elsif( $Code eq 'I' ) { $Incorrect++; }
+ elsif( $Code eq 'O' ) { $Override++; }
+ elsif( $Code eq 'U' ) { $StdNo--; }
+ ($PrOrd,$Prob,$Tries,$Wrongs,$Code)=split(/\&/,$list[$nIdx]);
+ }
+
+ $p_count++;
+ my $Dummy;
+ ($ResId,$Dummy)=split(/\*/,$Temp);
- $p_count++;
-
- ($Temp,$ResId)=split(/\*/,$Temp);
-
- $Temp = ''.$Temp.' ';
+ $Temp = ''.$hash{'title_'.$ResId}.$Dummy.' ';
- my $res = &Apache::lonnet::declutter($hash{'src_'.$ResId});
- my $urlres=$res;
+ my $res = &Apache::lonnet::declutter($hash{'src_'.$ResId});
+ my $urlres=$res;
- $ResId=~/(\d+)\.(\d+)/;
- my $Map = &Apache::lonnet::declutter( $hash{'map_id_'.$1} );
- $urlres=$Map;
+ $ResId=~/(\d+)\.(\d+)/;
+ my $Map = &Apache::lonnet::declutter( $hash{'map_id_'.$1} );
+ $urlres=$Map;
-
- $res = ''.$res.' ';
-
- #$Map = ''.$res.' ';
+ $res = ''.$res.' ';
+ #$Map = ''.$res.' ';
#------------------------ Compute the Average of Tries about one problem
- my $Average = ($StdNo) ? $TotalTries/$StdNo : 0;
+ my $Average = ($StdNo) ? $TotalTries/$StdNo : 0;
- $storestats{$ENV{'request.course.id'}.'___'.$urlres.'___timestamp'}=time;
- $storestats{$ENV{'request.course.id'}.'___'.$urlres.'___stdno'}=$StdNo;
- $storestats{$ENV{'request.course.id'}.'___'.$urlres.'___avetries'}=$Average;
+ $storestats{$ENV{'request.course.id'}.'___'.$urlres.'___timestamp'}=time;
+ $storestats{$ENV{'request.course.id'}.'___'.$urlres.'___stdno'}=$StdNo;
+ $storestats{$ENV{'request.course.id'}.'___'.$urlres.'___avetries'}=$Average;
#-------------------------------- Compute percentage of Wrong tries
- my $Wrong = ( $StdNo ) ? 100 * ( $Incorrect / $StdNo ) : 0;
+ my $Wrong = ( $StdNo ) ? 100 * ( $Incorrect / $StdNo ) : 0;
#-------------------------------- Compute Standard Deviation
- my $StdDev = 0;
- if ( $StdNo > 1 ) {
- for ( my $n = 0; $n < $StdNo; $n++ ) {
- my $Dif = $StdLst[ $n ]-$Average;
- $StdDev += $Dif*$Dif;
- }
- $StdDev /= ( $StdNo - 1 );
- $StdDev = sqrt( $StdDev );
- }
+ my $StdDev = 0;
+ if ( $StdNo > 1 ) {
+ for ( my $n = 0; $n < $StdNo; $n++ ) {
+ my $Dif = $StdLst[ $n ]-$Average;
+ $StdDev += $Dif*$Dif;
+ }
+ $StdDev /= ( $StdNo - 1 );
+ $StdDev = sqrt( $StdDev );
+ }
#-------------------------------- Compute Degree of Difficulty
- my $DoDiff = 0;
- if( $TotalTries > 0 ) {
- $DoDiff = 1 - ( ( $YES + $Override ) / $TotalTries );
+ my $DoDiff = 0;
+ if( $TotalTries > 0 ) {
+ $DoDiff = 1 - ( ( $YES + $Override ) / $TotalTries );
# $DoDiff = ($TotalTries)/($YES + $Override+ 0.1);
- }
+ }
- $storestats{$ENV{'request.course.id'}.'___'.$urlres.'___difficulty'}=$DoDiff;
+ $storestats{$ENV{'request.course.id'}.'___'.$urlres.'___difficulty'}=$DoDiff;
#-------------------------------- Compute the Skewness
- my $Skewness = 0;
- my $Sum = 0;
- if ( $StdNo > 0 && $StdDev > 0 ) {
- for ( my $n = 0; $n < $StdNo; $n++ ) {
- my $Dif = $StdLst[ $n ]-$Average;
- $Skewness += $Dif*$Dif*$Dif;
- }
- $Skewness /= $StdNo;
+ my $Skewness = 0;
+ my $Sum = 0;
+ if ( $StdNo > 0 && $StdDev > 0 ) {
+ for ( my $n = 0; $n < $StdNo; $n++ ) {
+ my $Dif = $StdLst[ $n ]-$Average;
+ $Skewness += $Dif*$Dif*$Dif;
+ }
+ $Skewness /= $StdNo;
$Skewness /= $StdDev*$StdDev*$StdDev;
- }
-#----------------- Some restition in presenting the float numbers
- my $Avg = sprintf( "%.2f", $Average );
- my $Wrng = sprintf( "%.1f", $Wrong );
- my $SD = sprintf( "%.1f", $StdDev );
- my $DoD = sprintf( "%.2f", $DoDiff );
- my $Sk = sprintf( "%.1f", $Skewness );
-
- $CachData{($p_count-1)}=$Temp.':'.$StdNo.':'.$TotalTries.':'.
- $MxTries.':'.$Avg.':'.$YES.':'.
- $Override.':'.$Wrng.':'.$SD.':'.
- $Sk.':'.$DoD.':'.$Map.':'.$Prob;
-
- $urlres=~/^(\w+)\/(\w+)/;
- if ($StdNo) {
- &Apache::lonnet::put('resevaldata',\%storestats,$1,$2);
- }
+ }
+#--------------------- Compute the Discrimination Factors
+ my ($Up1,$Up2)=split(/\:/,$DisUp{$lpr[$i]});
+ my ($Lw1,$Lw2)=split(/\:/,$DisLow{$lpr[$i]});
+ my $Dis1 = $Up1 - $Lw1;
+ my $Dis2 = $Up2 - $Lw2;
+ my $_D1 = sprintf("%.2f", $Dis1);
+ my $_D2 = sprintf("%.2f", $Dis2);
+
+#----------------- Some restition in presenting the float numbers
+ my $Avg = sprintf( "%.2f", $Average );
+ my $Wrng = sprintf( "%.1f", $Wrong );
+ my $SD = sprintf( "%.1f", $StdDev );
+ my $DoD = sprintf( "%.2f", $DoDiff );
+ my $Sk = sprintf( "%.1f", $Skewness );
+ my $join = $PrOrd.'&'.$Temp.'&'.$StdNo.'&'.
+ $TotalTries.'&'.$MxTries.'&'.$Avg.'&'.
+ $YES.'&'.$Override.'&'.$Wrng.'&'.$DoD.'&'.
+ $SD.'&'.$Sk.'&'.$_D1.'&'.$_D2.'&'.$Prob;
+ $CachData{($p_count-1)}=$join;
+
+ $urlres=~/^(\w+)\/(\w+)/;
+ if ($StdNo) {
+ &Apache::lonnet::put('resevaldata',\%storestats,$1,$2);
+ }
#-------------------------------- Row of statistical table
- if ( $DiscFlag == 0 ) {
- $r->print( "\n".''.
- "\n".''.$p_count.' '.
- "\n".''.$Temp.' '.
- "\n".''.$StdNo.' '.
- "\n".''.$TotalTries.' '.
- "\n".''.$MxTries.' '.
- "\n".''.$Avg.' '.
- "\n".''.$YES.' '.
- "\n".''.$Override.' '.
- "\n".''.$Wrng.' '.
- "\n".''.$SD.' '.
- "\n".''.$Sk.' '.
- "\n".''.$DoD.' '.
- "\n".''.$Map.' '.
- "\n".' ' );
- $GraphDat{$nIdx}=$DoD.':'.$Wrng;
- }
+ if ( $DiscFlag == 0 ) {
+ &TableRow($join,$i,($p_count-1));
+ }
+ }
+ &CloseTable();
}
+#--------------------- close Progress Line
+ $r->print('');
+ $r->rflush();
}
-
sub Cache_Statistics {
my @list = ();
my $Useful;
my $UnUseful;
my %myHeader = reverse( %Header );
$Pos = $myHeader{$ENV{'form.sort'}};
+ if ($Pos > 0) {$Pos++;}
$p_count = 0;
-
foreach my $key( keys %CachData) {
- my @Temp=split(/\:/,$CachData{$key});
- if ( $Pos == 0 || $Pos == 11 ) {
+ my @Temp=split(/\&/,$CachData{$key});
+ if ( $Pos == 0 ) {
($UnUseful,$Useful)=split(/\>/,$Temp[$Pos]);
}
else {
$Useful = $Temp[$Pos];
}
- $list[$p_count]=$Useful.'&'.$CachData{$key};
+ $list[$p_count]=$Useful.'@'.$CachData{$key};
$p_count++;
}
@list = sort MySort (@list);
- for ( my $nIdx = 0; $nIdx < $p_count; $nIdx++ ) {
- my( $Pre, $Post ) = split(/\&/,$list[$nIdx]);
- my ($Temp,$StdNo,$TotalTries,$MxTries,$Avg,$YES,
- $Override,$Wrng,$SD,$Sk,$DoD,$res,$Prob)=split(/\:/,$Post);
- $r->print( "\n".''.
- "\n".''.($nIdx+1).' '.
- "\n".''.$Temp.' '.
- "\n".''.$StdNo.' '.
- "\n".''.$TotalTries.' '.
- "\n".''.$MxTries.' '.
- "\n".''.$Avg.' '.
- "\n".''.$YES.' '.
- "\n".''.$Override.' '.
- "\n".''.$Wrng.' '.
- "\n".''.$SD.' '.
- "\n".''.$Sk.' '.
- "\n".''.$DoD.' '.
- "\n".''.$res.' '.
- "\n".' ' );
- $GraphDat{$nIdx}=$DoD.':'.$Wrng;
- }
+ my $nIdx=0;
+
+ if ( $Pos == 0 ) {
+ foreach (sort keys %mapsort) {
+ my ($Hid,$pr)=split(/\:/,$mapsort{$_});
+ &CreateTable(1,$Hid);
+ my @lpr=split(/\&/,$pr);
+ for (my $i=1; $i<=$#lpr; $i++) {
+ my($Pre, $Post) = split(/\@/,$list[$nIdx]);
+ #$r->print(''.
+ "\n".''.($RealIdx+1).' '.
+# "\n".''.$PrOrd.$Temp.' '.
+ "\n".''.$Temp.' '.
+ "\n".' '.$StdNo.' '.
+ "\n".''.$TotalTries.' '.
+ "\n".''.$MxTries.' '.
+ "\n".''.$Avg.' '.
+ "\n".' '.$YES.' '.
+ "\n".' '.$Override.' '.
+ "\n".' '.$Wrng.' '.
+ "\n".''.$DoD.' '.
+ "\n".' '.$SD.' '.
+ "\n".' '.$Sk.' '.
+ "\n".' '.$_D1.' '.
+ "\n".' '.$_D2.' ';
+# if( $OpResp{$PrOrd} ) {
+# $Ptr.=''.' ';
+# }
+# else {
+# $Ptr.=' -------- ';
+# }
+ $r->print("\n".$Ptr.' ' );
+ $GraphDat{$RealIdx}=$DoD.':'.$Wrng;
}
# ------------------------------------------- Prepare data for Graphical chart
@@ -788,12 +1012,16 @@ sub initial {
undef %CachData;
undef %GraphDat;
undef %DiscFac;
+ undef %OpResp;
undef $CurMap;
undef $CurSec;
undef $CurStu;
undef $p_count;
undef $Pos;
undef $GData;
+ $DiscFlag=0;
+ $P_Order=100000;
+ $HWN=$P_Order;
}
@@ -812,23 +1040,40 @@ sub ClassList {
my $classlst=&Apache::lonnet::reply
('dump:'.$cdom.':'.$cnum.':classlist',$chome);
my $StudNo = 0;
+ my $now=time;
unless ($classlst=~/^error\:/) {
foreach (sort split(/\&/,$classlst)) {
my ($name,$value)=split(/\=/,$_);
my ($end,$start)=split(/\:/,&Apache::lonnet::unescape($value));
$name=&Apache::lonnet::unescape($name);
my ($sname,$sdom)=split(/\:/,$name);
- my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid);
- if ($ssec==-1) {next;}
- $ssec=($ssec) ? $ssec : '(none)';
- #$ssec=(int($ssec)) ? int($ssec) : $ssec;
- #$r->print($sname.'...'.$ssec.'';
- $Ptr .= ' ';
$r->print( $Ptr );
}
else {
&initial();
&ClassList();
- if ( $content eq 'Discrimination' || #'Problem Evaluation' ||
- $content eq 'Recalculate Discrimintion Factor' ) {
- &CreateDiscFac();
- }
- elsif ( $content eq 'Student Assessment' ||
+ if ( $content eq 'Student Assessment' ||
$content eq 'Create Student Report' ) {
&StudentOptions();
&StudentReport($CurStu,$StuBox{"$CurStu"});
@@ -936,22 +1172,21 @@ sub StudentOptions {
}
sub GetStatus {
-
- $OpSelDis1='';
- $OpSelDis2='';
$OpSel1='';
$OpSel2='';
$OpSel3='';
$OpSel4='';
-# if ( $ENV{'form.DisType'} eq 'Total Number of Correct Answers' ) {
-# $OpSelDis1='selected';
-# $CurDis=0;
-# }
-# else { $OpSel2 = 'selected'; $CurDis = 1;}
-
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';