version 1.3, 2000/12/04 19:38:35
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version 1.51, 2001/03/21 15:38:47
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Line 1
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# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
# Spreadsheet/Grades Display Handler |
# Spreadsheet/Grades Display Handler |
# |
# |
# 11/11,11/15,11/27,12/04 Gerd Kortemeyer |
# 11/11,11/15,11/27,12/04,12/05,12/06,12/07, |
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# 12/08,12/09,12/11,12/12,12/15,12/16,12/18,12/19,12/30, |
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# 01/01/01,02/01,03/01,19/01,20/01,22/01, |
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# 03/05,03/08,03/10,03/12,03/13,03/15,03/17, |
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# 03/19,03/20,03/21 Gerd Kortemeyer |
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package Apache::lonspreadsheet; |
package Apache::lonspreadsheet; |
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use strict; |
use strict; |
use Safe; |
use Safe; |
use Safe::Hole; |
use Safe::Hole; |
use Opcode; |
use Opcode; |
use Apache::lonnet; |
use Apache::lonnet; |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common :http); |
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use GDBM_File; |
use HTML::TokeParser; |
use HTML::TokeParser; |
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# |
# |
# f: formulas |
# Caches for previously calculated spreadsheets |
# t: intermediate format (from f after sett) |
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# v: output values (from t after calcv) |
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# |
# |
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use vars qw(%v %t %f); |
my %oldsheets; |
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my %loadedcaches; |
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my %expiredates; |
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# |
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# Cache for stores of an individual user |
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# |
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my $cachedassess; |
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my %cachedstores; |
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sub deffunc { |
# |
my $safeeval=shift; |
# These cache hashes need to be independent of user, resource and course |
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# (user and course can/should be in the keys) |
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# |
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my %spreadsheets; |
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my %courserdatas; |
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my %userrdatas; |
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my %defaultsheets; |
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my %updatedata; |
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# |
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# These global hashes are dependent on user, course and resource, |
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# and need to be initialized every time when a sheet is calculated |
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# |
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my %courseopt; |
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my %useropt; |
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my %parmhash; |
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# Stuff that only the screen handler can know |
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my $includedir; |
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my $tmpdir; |
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# ============================================================================= |
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# ===================================== Implements an instance of a spreadsheet |
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sub initsheet { |
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my $safeeval = new Safe(shift); |
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my $safehole = new Safe::Hole; |
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$safeeval->permit("entereval"); |
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$safeeval->permit(":base_math"); |
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$safeeval->permit("sort"); |
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$safeeval->deny(":base_io"); |
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$safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT'); |
my $code=<<'ENDDEFS'; |
my $code=<<'ENDDEFS'; |
# ---------------------------------------------------- Inside of the safe space |
# ---------------------------------------------------- Inside of the safe space |
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# |
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# f: formulas |
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# t: intermediate format (variable references expanded) |
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# v: output values |
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# c: preloaded constants (A-column) |
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# rl: row label |
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undef %v; |
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undef %t; |
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undef %f; |
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undef %c; |
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undef %rl; |
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$maxrow=0; |
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$sheettype=''; |
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# filename/reference of the sheet |
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$filename=''; |
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# user data |
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$uname=''; |
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$uhome=''; |
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$udom=''; |
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# course data |
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$csec=''; |
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$chome=''; |
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$cnum=''; |
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$cdom=''; |
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$cid=''; |
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$cfn=''; |
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# symb |
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$usymb=''; |
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sub mask { |
sub mask { |
my ($lower,$upper)=@_; |
my ($lower,$upper)=@_; |
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$lower=~/([A-Z]|\*)(\d+|\*)/; |
$lower=~/([A-Za-z]|\*)(\d+|\*)/; |
my $la=$1; |
my $la=$1; |
my $ld=$2; |
my $ld=$2; |
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$upper=~/([A-Z]|\*)(\d+|\*)/; |
$upper=~/([A-Za-z]|\*)(\d+|\*)/; |
my $ua=$1; |
my $ua=$1; |
my $ud=$2; |
my $ud=$2; |
my $alpha=''; |
my $alpha=''; |
my $num=''; |
my $num=''; |
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if (($la eq '*') || ($ua eq '*')) { |
if (($la eq '*') || ($ua eq '*')) { |
$alpha='[A-Z]'; |
$alpha='[A-Za-z]'; |
} else { |
} else { |
$alpha='['.$la.'-'.$ua.']'; |
if (($la=~/[A-Z]/) && ($ua=~/[A-Z]/) || |
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($la=~/[a-z]/) && ($ua=~/[a-z]/)) { |
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$alpha='['.$la.'-'.$ua.']'; |
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} else { |
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$alpha='['.$la.'-Za-'.$ua.']'; |
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} |
} |
} |
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if (($ld eq '*') || ($ud eq '*')) { |
if (($ld eq '*') || ($ud eq '*')) { |
Line 65 sub mask {
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Line 152 sub mask {
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} else { |
} else { |
my @lda=($ld=~m/\d/g); |
my @lda=($ld=~m/\d/g); |
my @uda=($ud=~m/\d/g); |
my @uda=($ud=~m/\d/g); |
my $i; $j=0; |
my $i; $j=0; $notdone=1; |
for ($i=0;$i<=$#lda;$i++) { |
for ($i=0;($i<=$#lda)&&($notdone);$i++) { |
if ($lda[$i]==$uda[$i]) { |
if ($lda[$i]==$uda[$i]) { |
$num.=$lda[$i]; |
$num.=$lda[$i]; |
$j=$i; |
$j=$i; |
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} else { |
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$notdone=0; |
} |
} |
} |
} |
if ($j<$#lda-1) { |
if ($j<$#lda-1) { |
Line 87 sub mask {
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Line 176 sub mask {
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} |
} |
$num.=')'; |
$num.=')'; |
} else { |
} else { |
$num.='['.$lda[$#lda].'-'.$uda[$#uda].']'; |
if ($lda[$#lda]!=$uda[$#uda]) { |
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$num.='['.$lda[$#lda].'-'.$uda[$#uda].']'; |
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} |
} |
} |
} |
} |
} |
} |
return '^'.$alpha.$num.'$'; |
return '^'.$alpha.$num."\$"; |
} |
} |
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sub NUM { |
sub NUM { |
my $mask=mask(@_); |
my $mask=mask(@_); |
my $num=0; |
my $num=0; |
Line 215 sub SUMMIN {
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Line 305 sub SUMMIN {
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return $sum; |
return $sum; |
} |
} |
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# ------------------------------------------- End of "Inside of the safe space" |
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ENDDEFS |
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$safeeval->reval($code); |
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} |
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# --------------------------------------------------------- Initialize t from f |
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sub sett { |
sub sett { |
%t=(); |
%t=(); |
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my $pattern=''; |
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if ($sheettype eq 'assesscalc') { |
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$pattern='A'; |
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} else { |
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$pattern='[A-Z]'; |
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} |
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map { |
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if ($_=~/template\_(\w)/) { |
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my $col=$1; |
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unless ($col=~/^$pattern/) { |
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map { |
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if ($_=~/A(\d+)/) { |
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my $trow=$1; |
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if ($trow) { |
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my $lb=$col.$trow; |
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$t{$lb}=$f{'template_'.$col}; |
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$t{$lb}=~s/\#/$trow/g; |
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$t{$lb}=~s/\.\.+/\,/g; |
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$t{$lb}=~s/(^|[^\"\'])([A-Za-z]\d+)/$1\$v\{\'$2\'\}/g; |
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$t{$lb}=~s/(^|[^\"\'])\[(\w+)\]/$1\$c\{\'$2\'\}/g; |
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} |
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} |
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} keys %f; |
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} |
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} |
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} keys %f; |
map { |
map { |
if ($f{$_}) { |
if (($f{$_}) && ($_!~/template\_/)) { |
$t{$_}=$f{$_}; |
my $matches=($_=~/^$pattern(\d+)/); |
$t{$_}=~s/\.+/\,/g; |
if (($matches) && ($1)) { |
$t{$_}=~s/(^|[^\"\'])([A-Z]\d+)/$1\$v\{\'$2\'\}/g; |
unless ($f{$_}=~/^\!/) { |
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$t{$_}=$c{$_}; |
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} |
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} else { |
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$t{$_}=$f{$_}; |
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$t{$_}=~s/\.\.+/\,/g; |
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$t{$_}=~s/(^|[^\"\'])([A-Za-z]\d+)/$1\$v\{\'$2\'\}/g; |
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$t{$_}=~s/(^|[^\"\'])\[([\w\.]+)\]/$1\$c\{\'$2\'\}/g; |
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} |
} |
} |
} keys %f; |
} keys %f; |
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$t{'A0'}=$f{'A0'}; |
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$t{'A0'}=~s/\.\.+/\,/g; |
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$t{'A0'}=~s/(^|[^\"\'])([A-Za-z]\d+)/$1\$v\{\'$2\'\}/g; |
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$t{'A0'}=~s/(^|[^\"\'])\[([\w\.]+)\]/$1\$c\{\'$2\'\}/g; |
} |
} |
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# ------------------------------------------------------------ Calculate values |
sub calc { |
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sub calcv { |
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my $safeeval=shift; |
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%v=(); |
%v=(); |
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&sett(); |
my $notfinished=1; |
my $notfinished=1; |
my $depth=0; |
my $depth=0; |
while ($notfinished) { |
while ($notfinished) { |
$notfinished=0; |
$notfinished=0; |
map { |
map { |
my $old=$v{$_}; |
my $old=$v{$_}; |
$v{$_}=$safeeval->reval($t{$_}); |
$v{$_}=eval($t{$_}); |
if ($@) { |
if ($@) { |
%v=(); |
%v=(); |
return $@; |
return $@; |
Line 261 sub calcv {
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Line 379 sub calcv {
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return ''; |
return ''; |
} |
} |
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# ------------------------------------------------------------ Read spreadsheet |
sub templaterow { |
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my @cols=(); |
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$cols[0]='<b><font size=+1>Template</font></b>'; |
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map { |
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my $fm=$f{'template_'.$_}; |
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$fm=~s/[\'\"]/\&\#34;/g; |
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$cols[$#cols+1]="'template_$_','$fm'".'___eq___'.$fm; |
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} ('A','B','C','D','E','F','G','H','I','J','K','L','M', |
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'N','O','P','Q','R','S','T','U','V','W','X','Y','Z', |
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'a','b','c','d','e','f','g','h','i','j','k','l','m', |
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'n','o','p','q','r','s','t','u','v','w','x','y','z'); |
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return @cols; |
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} |
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sub readf { |
sub outrowassess { |
my $fn=shift; |
my $n=shift; |
%f=(); |
my @cols=(); |
my $content; |
if ($n) { |
{ |
$cols[0]=$rl{$f{'A'.$n}}; |
my $fh=Apache::File->new($fn); |
} else { |
$content=join('',<$fh>); |
$cols[0]='<b><font size=+1>Export</font></b>'; |
} |
} |
{ |
map { |
my $parser=HTML::TokeParser->new(\$content); |
my $fm=$f{$_.$n}; |
my $token; |
$fm=~s/[\'\"]/\&\#34;/g; |
while ($token=$parser->get_token) { |
$cols[$#cols+1]="'$_$n','$fm'".'___eq___'.$v{$_.$n}; |
if ($token->[0] eq 'S') { |
} ('A','B','C','D','E','F','G','H','I','J','K','L','M', |
if ($token->[1] eq 'field') { |
'N','O','P','Q','R','S','T','U','V','W','X','Y','Z', |
$f{$token->[2]->{'col'}.$token->[2]->{'row'}}= |
'a','b','c','d','e','f','g','h','i','j','k','l','m', |
$parser->get_text('/field'); |
'n','o','p','q','r','s','t','u','v','w','x','y','z'); |
} |
return @cols; |
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} |
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sub outrow { |
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my $n=shift; |
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my @cols=(); |
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if ($n) { |
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$cols[0]=$rl{$f{'A'.$n}}; |
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} else { |
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$cols[0]='<b><font size=+1>Export</font></b>'; |
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} |
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map { |
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my $fm=$f{$_.$n}; |
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$fm=~s/[\'\"]/\&\#34;/g; |
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$cols[$#cols+1]="'$_$n','$fm'".'___eq___'.$v{$_.$n}; |
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} ('A','B','C','D','E','F','G','H','I','J','K','L','M', |
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'N','O','P','Q','R','S','T','U','V','W','X','Y','Z', |
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'a','b','c','d','e','f','g','h','i','j','k','l','m', |
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'n','o','p','q','r','s','t','u','v','w','x','y','z'); |
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return @cols; |
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} |
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sub exportrowa { |
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my @exportarray=(); |
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map { |
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$exportarray[$#exportarray+1]=$v{$_.'0'}; |
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} ('A','B','C','D','E','F','G','H','I','J','K','L','M', |
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'N','O','P','Q','R','S','T','U','V','W','X','Y','Z'); |
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return @exportarray; |
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} |
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# ------------------------------------------- End of "Inside of the safe space" |
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ENDDEFS |
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$safeeval->reval($code); |
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return $safeeval; |
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} |
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# ------------------------------------------------ Add or change formula values |
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sub setformulas { |
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my ($safeeval,%f)=@_; |
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%{$safeeval->varglob('f')}=%f; |
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} |
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# ------------------------------------------------ Add or change formula values |
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sub setconstants { |
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my ($safeeval,%c)=@_; |
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%{$safeeval->varglob('c')}=%c; |
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} |
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# ------------------------------------------------ Add or change formula values |
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sub setrowlabels { |
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my ($safeeval,%rl)=@_; |
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%{$safeeval->varglob('rl')}=%rl; |
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} |
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# ------------------------------------------------------- Calculate spreadsheet |
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sub calcsheet { |
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my $safeeval=shift; |
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$safeeval->reval('&calc();'); |
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} |
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# ------------------------------------------------------------------ Get values |
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sub getvalues { |
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my $safeeval=shift; |
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return $safeeval->reval('%v'); |
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} |
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# ---------------------------------------------------------------- Get formulas |
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sub getformulas { |
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my $safeeval=shift; |
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return %{$safeeval->varglob('f')}; |
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} |
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# -------------------------------------------------------------------- Get type |
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sub gettype { |
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my $safeeval=shift; |
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return $safeeval->reval('$sheettype'); |
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} |
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# ------------------------------------------------------------------ Set maxrow |
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sub setmaxrow { |
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my ($safeeval,$row)=@_; |
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$safeeval->reval('$maxrow='.$row.';'); |
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} |
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# ------------------------------------------------------------------ Get maxrow |
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sub getmaxrow { |
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my $safeeval=shift; |
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return $safeeval->reval('$maxrow'); |
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} |
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# ---------------------------------------------------------------- Set filename |
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sub setfilename { |
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my ($safeeval,$fn)=@_; |
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$safeeval->reval('$filename="'.$fn.'";'); |
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} |
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# ---------------------------------------------------------------- Get filename |
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sub getfilename { |
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my $safeeval=shift; |
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return $safeeval->reval('$filename'); |
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} |
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# --------------------------------------------------------------- Get course ID |
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sub getcid { |
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my $safeeval=shift; |
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return $safeeval->reval('$cid'); |
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} |
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# --------------------------------------------------------- Get course filename |
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sub getcfn { |
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my $safeeval=shift; |
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return $safeeval->reval('$cfn'); |
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} |
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# ----------------------------------------------------------- Get course number |
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sub getcnum { |
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my $safeeval=shift; |
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return $safeeval->reval('$cnum'); |
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} |
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# ------------------------------------------------------------- Get course home |
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sub getchome { |
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my $safeeval=shift; |
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return $safeeval->reval('$chome'); |
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} |
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# ----------------------------------------------------------- Get course domain |
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sub getcdom { |
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my $safeeval=shift; |
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return $safeeval->reval('$cdom'); |
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} |
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# ---------------------------------------------------------- Get course section |
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sub getcsec { |
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my $safeeval=shift; |
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return $safeeval->reval('$csec'); |
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} |
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# --------------------------------------------------------------- Get user name |
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sub getuname { |
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my $safeeval=shift; |
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return $safeeval->reval('$uname'); |
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} |
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# ------------------------------------------------------------- Get user domain |
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sub getudom { |
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my $safeeval=shift; |
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return $safeeval->reval('$udom'); |
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} |
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# --------------------------------------------------------------- Get user home |
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sub getuhome { |
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my $safeeval=shift; |
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return $safeeval->reval('$uhome'); |
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} |
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# -------------------------------------------------------------------- Get symb |
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sub getusymb { |
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my $safeeval=shift; |
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return $safeeval->reval('$usymb'); |
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} |
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# ------------------------------------------------------------- Export of A-row |
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sub exportdata { |
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my $safeeval=shift; |
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return $safeeval->reval('&exportrowa()'); |
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} |
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# ========================================================== End of Spreadsheet |
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# ============================================================================= |
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# |
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# Procedures for screen output |
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# |
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# --------------------------------------------- Produce output row n from sheet |
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sub rown { |
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my ($safeeval,$n)=@_; |
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my $defaultbg; |
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my $rowdata=''; |
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unless ($n eq '-') { |
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$defaultbg=((($n-1)/5)==int(($n-1)/5))?'#E0E0':'#FFFF'; |
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} else { |
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$defaultbg='#E0FF'; |
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} |
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if ((($n-1)/25)==int(($n-1)/25)) { |
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my $what='Student'; |
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if (&gettype($safeeval) eq 'assesscalc') { |
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$what='Item'; |
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} elsif (&gettype($safeeval) eq 'studentcalc') { |
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$what='Assessment'; |
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} |
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$rowdata.="</table>\n<br><table border=2>". |
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'<tr><td> <td>'.$what.'</td>'; |
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map { |
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$rowdata.='<td>'.$_.'</td>'; |
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} ('A','B','C','D','E','F','G','H','I','J','K','L','M', |
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'N','O','P','Q','R','S','T','U','V','W','X','Y','Z', |
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'a','b','c','d','e','f','g','h','i','j','k','l','m', |
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'n','o','p','q','r','s','t','u','v','w','x','y','z'); |
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$rowdata.='</tr>'; |
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} |
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$rowdata.="\n<tr><td><b><font size=+1>$n</font></b></td>"; |
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my $showf=0; |
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my $proc; |
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my $maxred; |
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if (&gettype($safeeval) eq 'assesscalc') { |
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$proc='&outrowassess'; |
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$maxred=1; |
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} else { |
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$proc='&outrow'; |
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$maxred=26; |
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} |
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if ($n eq '-') { $proc='&templaterow'; $n=-1; } |
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map { |
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my $bgcolor=$defaultbg.((($showf-1)/5==int(($showf-1)/5))?'99':'DD'); |
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my ($fm,$vl)=split(/\_\_\_eq\_\_\_/,$_); |
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if ($showf==0) { $vl=$_; } |
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if ($showf<=$maxred) { $bgcolor='#FFDDDD'; } |
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if (($n==0) && ($showf<=26)) { $bgcolor='#CCCCFF'; } |
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if (($showf>$maxred) || ((!$n) && ($showf>0))) { |
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if ($vl eq '') { |
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$vl='<font size=+2 color='.$bgcolor.'>#</font>'; |
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} |
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$rowdata.= |
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'<td bgcolor='.$bgcolor.'><a href="javascript:celledit('.$fm.');">'.$vl. |
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'</a></td>'; |
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} else { |
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$rowdata.='<td bgcolor='.$bgcolor.'> '.$vl.' </td>'; |
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} |
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$showf++; |
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} $safeeval->reval($proc.'('.$n.')'); |
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return $rowdata.'</tr>'; |
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} |
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# ------------------------------------------------------------- Print out sheet |
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sub outsheet { |
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my ($r,$safeeval)=@_; |
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my $maxred; |
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my $realm; |
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if (&gettype($safeeval) eq 'assesscalc') { |
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$maxred=1; |
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$realm='Assessment'; |
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} elsif (&gettype($safeeval) eq 'studentcalc') { |
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$maxred=26; |
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$realm='User'; |
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} else { |
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$maxred=26; |
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$realm='Course'; |
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} |
|
my $maxyellow=52-$maxred; |
|
my $tabledata= |
|
'<table border=2><tr><th colspan=2 rowspan=2><font size=+2>'. |
|
$realm.'</font></th>'. |
|
'<td bgcolor=#FFDDDD colspan='.$maxred. |
|
'><b><font size=+1>Import</font></b></td>'. |
|
'<td colspan='.$maxyellow. |
|
'><b><font size=+1>Calculations</font></b></td></tr><tr>'; |
|
my $showf=0; |
|
map { |
|
$showf++; |
|
if ($showf<=$maxred) { |
|
$tabledata.='<td bgcolor="#FFDDDD">'; |
|
} else { |
|
$tabledata.='<td>'; |
|
} |
|
$tabledata.="<b><font size=+1>$_</font></b></td>"; |
|
} ('A','B','C','D','E','F','G','H','I','J','K','L','M', |
|
'N','O','P','Q','R','S','T','U','V','W','X','Y','Z', |
|
'a','b','c','d','e','f','g','h','i','j','k','l','m', |
|
'n','o','p','q','r','s','t','u','v','w','x','y','z'); |
|
$tabledata.='</tr>'; |
|
my $row; |
|
my $maxrow=&getmaxrow($safeeval); |
|
$tabledata.=&rown($safeeval,'-'); |
|
$r->print($tabledata); |
|
for ($row=0;$row<=$maxrow;$row++) { |
|
$r->print(&rown($safeeval,$row)); |
|
} |
|
$r->print('</table>'); |
|
} |
|
|
|
# |
|
# -------------------------------------- Read spreadsheet formulas for a course |
|
# |
|
|
|
sub readsheet { |
|
my ($safeeval,$fn)=@_; |
|
my $stype=&gettype($safeeval); |
|
my $cnum=&getcnum($safeeval); |
|
my $cdom=&getcdom($safeeval); |
|
my $chome=&getchome($safeeval); |
|
|
|
# --------- There is no filename. Look for defaults in course and global, cache |
|
|
|
unless($fn) { |
|
unless ($fn=$defaultsheets{$cnum.'_'.$cdom.'_'.$stype}) { |
|
$fn=&Apache::lonnet::reply('get:'.$cdom.':'.$cnum. |
|
':environment:spreadsheet_default_'.$stype, |
|
$chome); |
|
unless (($fn) && ($fn!~/^error\:/)) { |
|
$fn='default_'.$stype; |
} |
} |
|
$defaultsheets{$cnum.'_'.$cdom.'_'.$stype}=$fn; |
|
} |
|
} |
|
|
|
# ---------------------------------------------------------- fn now has a value |
|
|
|
&setfilename($safeeval,$fn); |
|
|
|
# ------------------------------------------------------ see if sheet is cached |
|
my $fstring=''; |
|
if ($fstring=$spreadsheets{$cnum.'_'.$cdom.'_'.$stype.'_'.$fn}) { |
|
&setformulas($safeeval,split(/\_\_\_\;\_\_\_/,$fstring)); |
|
} else { |
|
|
|
# ---------------------------------------------------- Not cached, need to read |
|
|
|
my %f=(); |
|
|
|
if ($fn=~/^default\_/) { |
|
my $sheetxml=''; |
|
{ |
|
my $fh; |
|
if ($fh=Apache::File->new($includedir. |
|
'/default.'.&gettype($safeeval))) { |
|
$sheetxml=join('',<$fh>); |
|
} |
|
} |
|
my $parser=HTML::TokeParser->new(\$sheetxml); |
|
my $token; |
|
while ($token=$parser->get_token) { |
|
if ($token->[0] eq 'S') { |
|
if ($token->[1] eq 'field') { |
|
$f{$token->[2]->{'col'}.$token->[2]->{'row'}}= |
|
$parser->get_text('/field'); |
|
} |
|
if ($token->[1] eq 'template') { |
|
$f{'template_'.$token->[2]->{'col'}}= |
|
$parser->get_text('/template'); |
|
} |
|
} |
|
} |
|
} else { |
|
my $sheet=''; |
|
my $reply=&Apache::lonnet::reply('dump:'.$cdom.':'.$cnum.':'.$fn, |
|
$chome); |
|
unless ($reply=~/^error\:/) { |
|
$sheet=$reply; |
|
} |
|
map { |
|
my ($name,$value)=split(/\=/,$_); |
|
$f{&Apache::lonnet::unescape($name)}= |
|
&Apache::lonnet::unescape($value); |
|
} split(/\&/,$sheet); |
|
} |
|
# --------------------------------------------------------------- Cache and set |
|
$spreadsheets{$cnum.'_'.$cdom.'_'.$stype.'_'.$fn}=join('___;___',%f); |
|
&setformulas($safeeval,%f); |
|
} |
|
} |
|
|
|
# -------------------------------------------------------- Make new spreadsheet |
|
|
|
sub makenewsheet { |
|
my ($uname,$udom,$stype,$usymb)=@_; |
|
my $safeeval=initsheet($stype); |
|
$safeeval->reval( |
|
'$uname="'.$uname. |
|
'";$udom="'.$udom. |
|
'";$uhome="'.&Apache::lonnet::homeserver($uname,$udom). |
|
'";$sheettype="'.$stype. |
|
'";$usymb="'.$usymb. |
|
'";$csec="'.&Apache::lonnet::usection($udom,$uname, |
|
$ENV{'request.course.id'}). |
|
'";$cid="'.$ENV{'request.course.id'}. |
|
'";$cfn="'.$ENV{'request.course.fn'}. |
|
'";$cnum="'.$ENV{'course.'.$ENV{'request.course.id'}.'.num'}. |
|
'";$cdom="'.$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}. |
|
'";$chome="'.$ENV{'course.'.$ENV{'request.course.id'}.'.home'}.'";'); |
|
return $safeeval; |
|
} |
|
|
|
# ------------------------------------------------------------ Save spreadsheet |
|
|
|
sub writesheet { |
|
my ($safeeval,$makedef)=@_; |
|
my $cid=&getcid($safeeval); |
|
if (&Apache::lonnet::allowed('opa',$cid)) { |
|
my %f=&getformulas($safeeval); |
|
my $stype=&gettype($safeeval); |
|
my $cnum=&getcnum($safeeval); |
|
my $cdom=&getcdom($safeeval); |
|
my $chome=&getchome($safeeval); |
|
my $fn=&getfilename($safeeval); |
|
|
|
# ------------------------------------------------------------- Cache new sheet |
|
$spreadsheets{$cnum.'_'.$cdom.'_'.$stype.'_'.$fn}=join('___;___',%f); |
|
# ----------------------------------------------------------------- Write sheet |
|
my $sheetdata=''; |
|
map { |
|
$sheetdata.=&Apache::lonnet::escape($_).'='. |
|
&Apache::lonnet::escape($f{$_}).'&'; |
|
} keys %f; |
|
$sheetdata=~s/\&$//; |
|
my $reply=&Apache::lonnet::reply('put:'.$cdom.':'.$cnum.':'.$fn.':'. |
|
$sheetdata,$chome); |
|
if ($reply eq 'ok') { |
|
$reply=&Apache::lonnet::reply('put:'.$cdom.':'.$cnum.':'. |
|
$stype.'_spreadsheets:'. |
|
&Apache::lonnet::escape($fn).'='.$ENV{'user.name'}, |
|
$chome); |
|
if ($reply eq 'ok') { |
|
if ($makedef) { |
|
return &Apache::lonnet::reply('put:'.$cdom.':'.$cnum. |
|
':environment:spreadsheet_default_'.$stype.'='. |
|
&Apache::lonnet::escape($fn), |
|
$chome); |
|
} else { |
|
return $reply; |
|
} |
|
} else { |
|
return $reply; |
|
} |
|
} else { |
|
return $reply; |
} |
} |
|
} |
|
return 'unauthorized'; |
|
} |
|
|
|
# ----------------------------------------------- Make a temp copy of the sheet |
|
# "Modified workcopy" - interactive only |
|
# |
|
|
|
sub tmpwrite { |
|
my $safeeval=shift; |
|
my $fn=$ENV{'user.name'}.'_'. |
|
$ENV{'user.domain'}.'_spreadsheet_'.&getusymb($safeeval).'_'. |
|
&getfilename($safeeval); |
|
$fn=~s/\W/\_/g; |
|
$fn=$tmpdir.$fn.'.tmp'; |
|
my $fh; |
|
if ($fh=Apache::File->new('>'.$fn)) { |
|
print $fh join("\n",&getformulas($safeeval)); |
} |
} |
} |
} |
|
|
# --------------------------------------------------------------- Read metadata |
# ---------------------------------------------------------- Read the temp copy |
|
|
|
sub tmpread { |
|
my ($safeeval,$nfield,$nform)=@_; |
|
my $fn=$ENV{'user.name'}.'_'. |
|
$ENV{'user.domain'}.'_spreadsheet_'.&getusymb($safeeval).'_'. |
|
&getfilename($safeeval); |
|
$fn=~s/\W/\_/g; |
|
$fn=$tmpdir.$fn.'.tmp'; |
|
my $fh; |
|
my %fo=(); |
|
if ($fh=Apache::File->new($fn)) { |
|
my $name; |
|
while ($name=<$fh>) { |
|
chomp($name); |
|
my $value=<$fh>; |
|
chomp($value); |
|
$fo{$name}=$value; |
|
} |
|
} |
|
if ($nfield) { $fo{$nfield}=$nform; } |
|
&setformulas($safeeval,%fo); |
|
} |
|
|
|
# ================================================================== Parameters |
|
# -------------------------------------------- Figure out a cascading parameter |
|
# |
|
# For this function to work |
|
# |
|
# * parmhash needs to be tied |
|
# * courseopt and useropt need to be initialized for this user and course |
|
# |
|
|
|
sub parmval { |
|
my ($what,$safeeval)=@_; |
|
my $cid=&getcid($safeeval); |
|
my $csec=&getcsec($safeeval); |
|
my $uname=&getuname($safeeval); |
|
my $udom=&getudom($safeeval); |
|
my $symb=&getusymb($safeeval); |
|
|
|
unless ($symb) { return ''; } |
|
my $result=''; |
|
|
|
my ($mapname,$id,$fn)=split(/\_\_\_/,$symb); |
|
# ----------------------------------------------------- Cascading lookup scheme |
|
my $rwhat=$what; |
|
$what=~s/^parameter\_//; |
|
$what=~s/\_/\./; |
|
|
|
my $symbparm=$symb.'.'.$what; |
|
my $mapparm=$mapname.'___(all).'.$what; |
|
my $usercourseprefix=$uname.'_'.$udom.'_'.$cid; |
|
|
|
my $seclevel= |
|
$usercourseprefix.'.['. |
|
$csec.'].'.$what; |
|
my $seclevelr= |
|
$usercourseprefix.'.['. |
|
$csec.'].'.$symbparm; |
|
my $seclevelm= |
|
$usercourseprefix.'.['. |
|
$csec.'].'.$mapparm; |
|
|
|
my $courselevel= |
|
$usercourseprefix.'.'.$what; |
|
my $courselevelr= |
|
$usercourseprefix.'.'.$symbparm; |
|
my $courselevelm= |
|
$usercourseprefix.'.'.$mapparm; |
|
|
|
# ---------------------------------------------------------- fourth, check user |
|
|
|
if ($uname) { |
|
|
|
if ($useropt{$courselevelr}) { return $useropt{$courselevelr}; } |
|
|
|
if ($useropt{$courselevelm}) { return $useropt{$courselevelm}; } |
|
|
|
if ($useropt{$courselevel}) { return $useropt{$courselevel}; } |
|
|
|
} |
|
|
|
# --------------------------------------------------------- third, check course |
|
|
|
if ($csec) { |
|
|
|
if ($courseopt{$seclevelr}) { return $courseopt{$seclevelr}; } |
|
|
|
if ($courseopt{$seclevelm}) { return $courseopt{$seclevelm}; } |
|
|
|
if ($courseopt{$seclevel}) { return $courseopt{$seclevel}; } |
|
|
|
} |
|
|
|
if ($courseopt{$courselevelr}) { return $courseopt{$courselevelr}; } |
|
|
|
if ($courseopt{$courselevelm}) { return $courseopt{$courselevelm}; } |
|
|
|
if ($courseopt{$courselevel}) { return $courseopt{$courselevel}; } |
|
|
sub readmeta { |
# ----------------------------------------------------- second, check map parms |
my $fn=shift; |
|
unless ($fn=~/\.meta$/) { $fn.='meta'; } |
my $thisparm=$parmhash{$symbparm}; |
my $content; |
if ($thisparm) { return $thisparm; } |
my %returnhash=(); |
|
|
# -------------------------------------------------------- first, check default |
|
|
|
return &Apache::lonnet::metadata($fn,$rwhat.'.default'); |
|
|
|
} |
|
|
|
# ---------------------------------------------- Update rows for course listing |
|
|
|
sub updateclasssheet { |
|
my $safeeval=shift; |
|
my $cnum=&getcnum($safeeval); |
|
my $cdom=&getcdom($safeeval); |
|
my $cid=&getcid($safeeval); |
|
my $chome=&getchome($safeeval); |
|
|
|
# ---------------------------------------------- Read class list and row labels |
|
|
|
my $classlst=&Apache::lonnet::reply |
|
('dump:'.$cdom.':'.$cnum.':classlist',$chome); |
|
my %currentlist=(); |
|
my $now=time; |
|
unless ($classlst=~/^error\:/) { |
|
map { |
|
my ($name,$value)=split(/\=/,$_); |
|
my ($end,$start)=split(/\:/,&Apache::lonnet::unescape($value)); |
|
my $active=1; |
|
if (($end) && ($now>$end)) { $active=0; } |
|
if ($active) { |
|
my $rowlabel=''; |
|
$name=&Apache::lonnet::unescape($name); |
|
my ($sname,$sdom)=split(/\:/,$name); |
|
my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid); |
|
if ($ssec==-1) { |
|
$rowlabel='<font color=red>Data not available: '.$name. |
|
'</font>'; |
|
} else { |
|
my %reply=&Apache::lonnet::idrget($sdom,$sname); |
|
my $reply=&Apache::lonnet::reply('get:'.$sdom.':'.$sname. |
|
':environment:firstname&middlename&lastname&generation', |
|
&Apache::lonnet::homeserver($sname,$sdom)); |
|
$rowlabel='<a href="/adm/studentcalc?uname='.$sname. |
|
'&udom='.$sdom.'">'. |
|
$ssec.' '.$reply{$sname}.'<br>'; |
|
map { |
|
$rowlabel.=&Apache::lonnet::unescape($_).' '; |
|
} split(/\&/,$reply); |
|
$rowlabel.='</a>'; |
|
} |
|
$currentlist{&Apache::lonnet::unescape($name)}=$rowlabel; |
|
} |
|
} split(/\&/,$classlst); |
|
# |
|
# -------------------- Find discrepancies between the course row table and this |
|
# |
|
my %f=&getformulas($safeeval); |
|
my $changed=0; |
|
|
|
my $maxrow=0; |
|
my %existing=(); |
|
|
|
# ----------------------------------------------------------- Now obsolete rows |
|
map { |
|
if ($_=~/^A(\d+)/) { |
|
$maxrow=($1>$maxrow)?$1:$maxrow; |
|
$existing{$f{$_}}=1; |
|
unless ((defined($currentlist{$f{$_}})) || (!$1)) { |
|
$f{$_}='!!! Obsolete'; |
|
$changed=1; |
|
} |
|
} |
|
} keys %f; |
|
|
|
# -------------------------------------------------------- New and unknown keys |
|
|
|
map { |
|
unless ($existing{$_}) { |
|
$changed=1; |
|
$maxrow++; |
|
$f{'A'.$maxrow}=$_; |
|
} |
|
} sort keys %currentlist; |
|
|
|
if ($changed) { &setformulas($safeeval,%f); } |
|
|
|
&setmaxrow($safeeval,$maxrow); |
|
&setrowlabels($safeeval,%currentlist); |
|
|
|
} else { |
|
return 'Could not access course data'; |
|
} |
|
} |
|
|
|
# ----------------------------------- Update rows for student and assess sheets |
|
|
|
sub updatestudentassesssheet { |
|
my $safeeval=shift; |
|
my %bighash; |
|
my $stype=&gettype($safeeval); |
|
my %current=(); |
|
unless ($updatedata{$ENV{'request.course.fn'}.'_'.$stype}) { |
|
# -------------------------------------------------------------------- Tie hash |
|
if (tie(%bighash,'GDBM_File',$ENV{'request.course.fn'}.'.db', |
|
&GDBM_READER,0640)) { |
|
# --------------------------------------------------------- Get all assessments |
|
|
|
my %allkeys=(); |
|
my %allassess=(); |
|
|
|
my $adduserstr=''; |
|
if ((&getuname($safeeval) ne $ENV{'user.name'}) || |
|
(&getudom($safeeval) ne $ENV{'user.domain'})) { |
|
$adduserstr='&uname='.&getuname($safeeval). |
|
'&udom='.&getudom($safeeval); |
|
} |
|
|
|
map { |
|
if ($_=~/^src\_(\d+)\.(\d+)$/) { |
|
my $mapid=$1; |
|
my $resid=$2; |
|
my $id=$mapid.'.'.$resid; |
|
my $srcf=$bighash{$_}; |
|
if ($srcf=~/\.(problem|exam|quiz|assess|survey|form)$/) { |
|
my $symb= |
|
&Apache::lonnet::declutter($bighash{'map_id_'.$mapid}). |
|
'___'.$resid.'___'. |
|
&Apache::lonnet::declutter($srcf); |
|
$allassess{$symb}= |
|
'<a href="/adm/assesscalc?usymb='.$symb.$adduserstr.'">'. |
|
$bighash{'title_'.$id}.'</a>'; |
|
if ($stype eq 'assesscalc') { |
|
map { |
|
if (($_=~/^stores\_(.*)/) || ($_=~/^parameter\_(.*)/)) { |
|
my $key=$_; |
|
my $display= |
|
&Apache::lonnet::metadata($srcf,$key.'.display'); |
|
unless ($display) { |
|
$display.= |
|
&Apache::lonnet::metadata($srcf,$key.'.name'); |
|
} |
|
$display.='<br>'.$key; |
|
$allkeys{$key}=$display; |
|
} |
|
} split(/\,/,&Apache::lonnet::metadata($srcf,'keys')); |
|
} |
|
} |
|
} |
|
} keys %bighash; |
|
untie(%bighash); |
|
|
|
# |
|
# %allkeys has a list of storage and parameter displays by unikey |
|
# %allassess has a list of all resource displays by symb |
|
# |
|
|
|
if ($stype eq 'assesscalc') { |
|
%current=%allkeys; |
|
} elsif ($stype eq 'studentcalc') { |
|
%current=%allassess; |
|
} |
|
$updatedata{$ENV{'request.course.fn'}.'_'.$stype}= |
|
join('___;___',%current); |
|
} else { |
|
return 'Could not access course data'; |
|
} |
|
# ------------------------------------------------------ Get current from cache |
|
} else { |
|
%current=split(/\_\_\_\;\_\_\_/, |
|
$updatedata{$ENV{'request.course.fn'}.'_'.$stype}); |
|
} |
|
# -------------------- Find discrepancies between the course row table and this |
|
# |
|
my %f=&getformulas($safeeval); |
|
my $changed=0; |
|
|
|
my $maxrow=0; |
|
my %existing=(); |
|
|
|
# ----------------------------------------------------------- Now obsolete rows |
|
map { |
|
if ($_=~/^A(\d+)/) { |
|
$maxrow=($1>$maxrow)?$1:$maxrow; |
|
$existing{$f{$_}}=1; |
|
unless ((defined($current{$f{$_}})) || (!$1)) { |
|
$f{$_}='!!! Obsolete'; |
|
$changed=1; |
|
} |
|
} |
|
} keys %f; |
|
|
|
# -------------------------------------------------------- New and unknown keys |
|
|
|
map { |
|
unless ($existing{$_}) { |
|
$changed=1; |
|
$maxrow++; |
|
$f{'A'.$maxrow}=$_; |
|
} |
|
} keys %current; |
|
|
|
if ($changed) { &setformulas($safeeval,%f); } |
|
|
|
&setmaxrow($safeeval,$maxrow); |
|
&setrowlabels($safeeval,%current); |
|
|
|
undef %current; |
|
undef %existing; |
|
} |
|
|
|
# ------------------------------------------------ Load data for one assessment |
|
|
|
sub loadstudent { |
|
my $safeeval=shift; |
|
my %c=(); |
|
my %f=&getformulas($safeeval); |
|
$cachedassess=&getuname($safeeval).':'.&getudom($safeeval); |
|
%cachedstores=(); |
{ |
{ |
my $fh=Apache::File->new($fn); |
my $reply=&Apache::lonnet::reply('dump:'.&getudom($safeeval).':'. |
$content=join('',<$fh>); |
&getuname($safeeval).':'. |
|
&getcid($safeeval), |
|
&getuhome($safeeval)); |
|
unless ($reply=~/^error\:/) { |
|
map { |
|
my ($name,$value)=split(/\=/,$_); |
|
$cachedstores{&Apache::lonnet::unescape($name)}= |
|
&Apache::lonnet::unescape($value); |
|
} split(/\&/,$reply); |
|
} |
|
} |
|
my @assessdata=(); |
|
map { |
|
if ($_=~/^A(\d+)/) { |
|
my $row=$1; |
|
unless (($f{$_}=~/^\!/) || ($row==0)) { |
|
@assessdata=&exportsheet(&getuname($safeeval), |
|
&getudom($safeeval), |
|
'assesscalc',$f{$_}); |
|
my $index=0; |
|
map { |
|
if ($assessdata[$index]) { |
|
my $col=$_; |
|
if ($assessdata[$index]=~/\D/) { |
|
$c{$col.$row}="'".$assessdata[$index]."'"; |
|
} else { |
|
$c{$col.$row}=$assessdata[$index]; |
|
} |
|
unless ($col eq 'A') { |
|
$f{$col.$row}='import'; |
|
} |
|
} |
|
$index++; |
|
} ('A','B','C','D','E','F','G','H','I','J','K','L','M', |
|
'N','O','P','Q','R','S','T','U','V','W','X','Y','Z'); |
|
} |
|
} |
|
} keys %f; |
|
$cachedassess=''; |
|
undef %cachedstores; |
|
&setformulas($safeeval,%f); |
|
&setconstants($safeeval,%c); |
|
} |
|
|
|
# --------------------------------------------------- Load data for one student |
|
|
|
sub loadcourse { |
|
my ($safeeval,$r)=@_; |
|
my %c=(); |
|
my %f=&getformulas($safeeval); |
|
my $total=0; |
|
map { |
|
if ($_=~/^A(\d+)/) { |
|
unless ($f{$_}=~/^\!/) { $total++; } |
|
} |
|
} keys %f; |
|
my $now=0; |
|
my $since=time; |
|
$r->print(<<ENDPOP); |
|
<script> |
|
popwin=open('','popwin','width=400,height=100'); |
|
popwin.document.writeln('<html><body bgcolor="#FFFFFF">'+ |
|
'<h3>Spreadsheet Calculation Progress</h3>'+ |
|
'<form name=popremain>'+ |
|
'<input type=text size=35 name=remaining value=Starting></form>'+ |
|
'</body></html>'); |
|
popwin.document.close(); |
|
</script> |
|
ENDPOP |
|
$r->rflush(); |
|
map { |
|
if ($_=~/^A(\d+)/) { |
|
my $row=$1; |
|
unless (($f{$_}=~/^\!/) || ($row==0)) { |
|
my @studentdata=&exportsheet(split(/\:/,$f{$_}), |
|
'studentcalc'); |
|
undef %userrdatas; |
|
$now++; |
|
$r->print('<script>popwin.document.popremain.remaining.value="'. |
|
$now.'/'.$total.': '.int((time-$since)/$now*($total-$now)). |
|
' secs remaining";</script>'); |
|
$r->rflush(); |
|
|
|
my $index=0; |
|
map { |
|
if ($studentdata[$index]) { |
|
my $col=$_; |
|
if ($studentdata[$index]=~/\D/) { |
|
$c{$col.$row}="'".$studentdata[$index]."'"; |
|
} else { |
|
$c{$col.$row}=$studentdata[$index]; |
|
} |
|
unless ($col eq 'A') { |
|
$f{$col.$row}='import'; |
|
} |
|
} |
|
$index++; |
|
} ('A','B','C','D','E','F','G','H','I','J','K','L','M', |
|
'N','O','P','Q','R','S','T','U','V','W','X','Y','Z'); |
|
} |
|
} |
|
} keys %f; |
|
&setformulas($safeeval,%f); |
|
&setconstants($safeeval,%c); |
|
$r->print('<script>popwin.close()</script>'); |
|
$r->rflush(); |
|
} |
|
|
|
# ------------------------------------------------ Load data for one assessment |
|
|
|
sub loadassessment { |
|
my $safeeval=shift; |
|
|
|
my $uhome=&getuhome($safeeval); |
|
my $uname=&getuname($safeeval); |
|
my $udom=&getudom($safeeval); |
|
my $symb=&getusymb($safeeval); |
|
my $cid=&getcid($safeeval); |
|
my $cnum=&getcnum($safeeval); |
|
my $cdom=&getcdom($safeeval); |
|
my $chome=&getchome($safeeval); |
|
|
|
my $namespace; |
|
unless ($namespace=$cid) { return ''; } |
|
|
|
# ----------------------------------------------------------- Get stored values |
|
|
|
my %returnhash=(); |
|
|
|
if ($cachedassess eq $uname.':'.$udom) { |
|
# |
|
# get data out of the dumped stores |
|
# |
|
|
|
my $version=$cachedstores{'version:'.$symb}; |
|
my $scope; |
|
for ($scope=1;$scope<=$version;$scope++) { |
|
map { |
|
$returnhash{$_}=$cachedstores{$scope.':'.$symb.':'.$_}; |
|
} split(/\:/,$cachedstores{$scope.':keys:'.$symb}); |
|
} |
|
|
|
} else { |
|
# |
|
# restore individual |
|
# |
|
|
|
my $answer=&Apache::lonnet::reply( |
|
"restore:$udom:$uname:". |
|
&Apache::lonnet::escape($namespace).":". |
|
&Apache::lonnet::escape($symb),$uhome); |
|
map { |
|
my ($name,$value)=split(/\=/,$_); |
|
$returnhash{&Apache::lonnet::unescape($name)}= |
|
&Apache::lonnet::unescape($value); |
|
} split(/\&/,$answer); |
|
my $version; |
|
for ($version=1;$version<=$returnhash{'version'};$version++) { |
|
map { |
|
$returnhash{$_}=$returnhash{$version.':'.$_}; |
|
} split(/\:/,$returnhash{$version.':keys'}); |
} |
} |
my $parser=HTML::TokeParser->new(\$content); |
} |
my $token; |
# ----------------------------- returnhash now has all stores for this resource |
while ($token=$parser->get_token) { |
|
if ($token->[0] eq 'S') { |
# ---------------------------- initialize coursedata and userdata for this user |
my $entry=$token->[1]; |
undef %courseopt; |
if (($entry eq 'stores') || ($entry eq 'parameter')) { |
undef %useropt; |
my $unikey=$entry; |
|
$unikey.='_'.$token->[2]->{'part'}; |
my $userprefix=$uname.'_'.$udom.'_'; |
$unikey.='_'.$token->[2]->{'name'}; |
|
$returnhash{$unikey}=$token->[2]->{'display'}; |
unless ($uhome eq 'no_host') { |
|
# -------------------------------------------------------------- Get coursedata |
|
unless |
|
((time-$courserdatas{$cid.'.last_cache'})<240) { |
|
my $reply=&Apache::lonnet::reply('dump:'.$cdom.':'.$cnum. |
|
':resourcedata',$chome); |
|
if ($reply!~/^error\:/) { |
|
$courserdatas{$cid}=$reply; |
|
$courserdatas{$cid.'.last_cache'}=time; |
} |
} |
} |
} |
} |
map { |
return %returnhash; |
my ($name,$value)=split(/\=/,$_); |
|
$courseopt{$userprefix.&Apache::lonnet::unescape($name)}= |
|
&Apache::lonnet::unescape($value); |
|
} split(/\&/,$courserdatas{$cid}); |
|
# --------------------------------------------------- Get userdata (if present) |
|
unless |
|
((time-$userrdatas{$uname.'___'.$udom.'.last_cache'})<240) { |
|
my $reply= |
|
&Apache::lonnet::reply('dump:'.$udom.':'.$uname.':resourcedata',$uhome); |
|
if ($reply!~/^error\:/) { |
|
$userrdatas{$uname.'___'.$udom}=$reply; |
|
$userrdatas{$uname.'___'.$udom.'.last_cache'}=time; |
|
} |
|
} |
|
map { |
|
my ($name,$value)=split(/\=/,$_); |
|
$useropt{$userprefix.&Apache::lonnet::unescape($name)}= |
|
&Apache::lonnet::unescape($value); |
|
} split(/\&/,$userrdatas{$uname.'___'.$udom}); |
|
} |
|
# ----------------- now courseopt, useropt initialized for this user and course |
|
# (used by parmval) |
|
|
|
my %c=(); |
|
|
|
if (tie(%parmhash,'GDBM_File', |
|
&getcfn($safeeval).'_parms.db',&GDBM_READER,0640)) { |
|
my %f=&getformulas($safeeval); |
|
map { |
|
if ($_=~/^A/) { |
|
unless ($f{$_}=~/^\!/) { |
|
if ($f{$_}=~/^parameter/) { |
|
my $val=&parmval($f{$_},$safeeval); |
|
$c{$_}=$val; |
|
$c{$f{$_}}=$val; |
|
} else { |
|
my $key=$f{$_}; |
|
my $ckey=$key; |
|
$key=~s/^stores\_/resource\./; |
|
$key=~s/\_/\./; |
|
$c{$_}=$returnhash{$key}; |
|
$c{$ckey}=$returnhash{$key}; |
|
} |
|
} |
|
} |
|
} keys %f; |
|
untie(%parmhash); |
|
} |
|
&setconstants($safeeval,%c); |
} |
} |
|
|
|
# --------------------------------------------------------- Various form fields |
|
|
# ------------------------------------------------------------ Returns safeeval |
sub textfield { |
|
my ($title,$name,$value)=@_; |
|
return "\n<p><b>$title:</b><br>". |
|
'<input type=text name="'.$name.'" size=80 value="'.$value.'">'; |
|
} |
|
|
sub init { |
sub hiddenfield { |
|
my ($name,$value)=@_; |
|
return "\n".'<input type=hidden name="'.$name.'" value="'.$value.'">'; |
|
} |
|
|
%v=(); |
sub selectbox { |
%t=(); |
my ($title,$name,$value,%options)=@_; |
%f=(); |
my $selout="\n<p><b>$title:</b><br>".'<select name="'.$name.'">'; |
my $safeeval = new Safe; |
map { |
my $safehole = new Safe::Hole; |
$selout.='<option value="'.$_.'"'; |
$safeeval->permit("entereval"); |
if ($_ eq $value) { $selout.=' selected'; } |
$safeeval->permit(":base_math"); |
$selout.='>'.$options{$_}.'</option>'; |
$safeeval->permit("sort"); |
} sort keys %options; |
$safeeval->deny(":base_io"); |
return $selout.'</select>'; |
$safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT'); |
} |
$safeeval->share('%v','%t','%f'); |
|
&deffunc($safeeval); |
|
|
|
return $safeeval; |
# =============================================== Update information in a sheet |
|
# |
|
# Add new users or assessments, etc. |
|
# |
|
|
|
sub updatesheet { |
|
my $safeeval=shift; |
|
my $stype=&gettype($safeeval); |
|
if ($stype eq 'classcalc') { |
|
return &updateclasssheet($safeeval); |
|
} else { |
|
return &updatestudentassesssheet($safeeval); |
|
} |
} |
} |
|
|
# ----------------------------------------------------------------------------- |
# =================================================== Load the rows for a sheet |
|
# |
|
# Import the data for rows |
|
# |
|
|
sub handler { |
sub loadrows { |
|
my ($safeeval,$r)=@_; |
|
my $stype=&gettype($safeeval); |
|
if ($stype eq 'classcalc') { |
|
&loadcourse($safeeval,$r); |
|
} elsif ($stype eq 'studentcalc') { |
|
&loadstudent($safeeval); |
|
} else { |
|
&loadassessment($safeeval); |
|
} |
|
} |
|
|
my $r=shift; |
# ======================================================= Forced recalculation? |
|
|
$r->content_type('text/html'); |
sub checkthis { |
$r->send_http_header; |
my ($keyname,$time)=@_; |
|
return ($time<$expiredates{$keyname}); |
|
} |
|
sub forcedrecalc { |
|
my ($uname,$udom,$stype,$usymb)=@_; |
|
my $key=$uname.':'.$udom.':'.$stype.':'.$usymb; |
|
my $time=$oldsheets{$key.'.time'}; |
|
unless ($time) { return 1; } |
|
if ($stype eq 'assesscalc') { |
|
my $map=(split(/\_\_\_/,$usymb))[0]; |
|
if (&checkthis('::assesscalc:',$time) || |
|
&checkthis('::assesscalc:'.$map,$time) || |
|
&checkthis('::assesscalc:'.$usymb,$time) || |
|
&checkthis($uname.':'.$udom.':assesscalc:',$time) || |
|
&checkthis($uname.':'.$udom.':assesscalc:'.$map,$time) || |
|
&checkthis($uname.':'.$udom.':assesscalc:'.$usymb,$time)) { |
|
return 1; |
|
} |
|
} else { |
|
if (&checkthis('::studentcalc:',$time) || |
|
&checkthis($uname.':'.$udom.':studentcalc:',$time)) { |
|
return 1; |
|
} |
|
} |
|
return 0; |
|
} |
|
|
|
# ============================================================== Export handler |
|
# |
|
# Non-interactive call from with program |
|
# |
|
|
$r->print('<html><head><title>LON-CAPA Spreadsheet</title></head>'); |
sub exportsheet { |
$r->print('<body bgcolor="#FFFFFF">'); |
my ($uname,$udom,$stype,$usymb,$fn)=@_; |
|
my @exportarr=(); |
|
# |
|
# Check if cached |
|
# |
|
|
|
my $key=$uname.':'.$udom.':'.$stype.':'.$usymb; |
|
my $found=''; |
|
|
|
if ($oldsheets{$key}) { |
|
map { |
|
my ($name,$value)=split(/\_\_\_\=\_\_\_/,$_); |
|
if ($name eq $fn) { |
|
$found=$value; |
|
} |
|
} split(/\_\_\_\&\_\_\_/,$oldsheets{$key}); |
|
} |
|
|
|
unless ($found) { |
|
&cachedssheets($uname,$udom,&Apache::lonnet::homeserver($uname,$udom)); |
|
if ($oldsheets{$key}) { |
|
map { |
|
my ($name,$value)=split(/\_\_\_\=\_\_\_/,$_); |
|
if ($name eq $fn) { |
|
$found=$value; |
|
} |
|
} split(/\_\_\_\&\_\_\_/,$oldsheets{$key}); |
|
} |
|
} |
|
# |
|
# Check if still valid |
|
# |
|
if ($found) { |
|
if (&forcedrecalc($uname,$udom,$stype,$usymb)) { |
|
$found=''; |
|
} |
|
} |
|
|
my $safeeval=init(); |
if ($found) { |
|
# |
|
# Return what was cached |
|
# |
|
@exportarr=split(/\_\_\_\;\_\_\_/,$found); |
|
|
$f{'A3'}=5; |
} else { |
$f{'A4'}=3; |
# |
$f{'A5'}=8; |
# Not cached |
$f{'E100'}=5; |
# |
$f{'C3'}='A3+6'; |
|
$f{'B4'}='8+int(C3/3)'; |
|
$f{'C7'}='A3+B4'; |
|
$f{'G8'}='MEAN("E*")'; |
|
$f{'G5'}='A3+SUMMIN(2,"A*")'; |
|
$f{'G6'}='A3+SUM("A*")'; |
|
$f{'G7'}='STDDEV("A*")'; |
|
$f{'G9'}='NUM("G*")'; |
|
$f{'H10'}='MEAN("E*")'; |
|
$f{'G10'}='BIN(3,5,"A*")'; |
|
&sett(); |
|
$r->print(&calcv($safeeval)."\n"); |
|
$r->print($v{'C7'}."\n"); |
|
$r->print($t{'G5'}.' - '.$v{'G5'}."\n"); |
|
$r->print($t{'G6'}.' - '.$v{'G6'}."\n"); |
|
$r->print($t{'G7'}.' - '.$v{'G7'}."\n"); |
|
$r->print($t{'G8'}.' - '.$v{'G8'}."\n"); |
|
$r->print($t{'G9'}.' - '.$v{'G9'}."\n"); |
|
$r->print($t{'G10'}.' - '.$v{'G10'}."\n"); |
|
|
|
$r->print('</body></html>'); |
my $thissheet=&makenewsheet($uname,$udom,$stype,$usymb); |
return OK; |
&readsheet($thissheet,$fn); |
|
&updatesheet($thissheet); |
|
&loadrows($thissheet); |
|
&calcsheet($thissheet); |
|
@exportarr=&exportdata($thissheet); |
|
# |
|
# Store now |
|
# |
|
my $cid=$ENV{'request.course.id'}; |
|
my $current=''; |
|
if ($stype eq 'studentcalc') { |
|
$current=&Apache::lonnet::reply('get:'. |
|
$ENV{'course.'.$cid.'.domain'}.':'. |
|
$ENV{'course.'.$cid.'.num'}. |
|
':nohist_calculatedsheets:'. |
|
&Apache::lonnet::escape($key), |
|
$ENV{'course.'.$cid.'.home'}); |
|
} else { |
|
$current=&Apache::lonnet::reply('get:'. |
|
&getudom($thissheet).':'. |
|
&getuname($thissheet). |
|
':nohist_calculatedsheets_'. |
|
$ENV{'request.course.id'}.':'. |
|
&Apache::lonnet::escape($key), |
|
&getuhome($thissheet)); |
|
|
|
} |
|
my %currentlystored=(); |
|
unless ($current=~/^error\:/) { |
|
map { |
|
my ($name,$value)=split(/\_\_\_\=\_\_\_/,$_); |
|
$currentlystored{$name}=$value; |
|
} split(/\_\_\_\&\_\_\_/,&Apache::lonnet::unescape($current)); |
|
} |
|
$currentlystored{$fn}=join('___;___',@exportarr); |
|
|
|
my $newstore=''; |
|
map { |
|
if ($newstore) { $newstore.='___&___'; } |
|
$newstore.=$_.'___=___'.$currentlystored{$_}; |
|
} keys %currentlystored; |
|
my $now=time; |
|
if ($stype eq 'studentcalc') { |
|
&Apache::lonnet::reply('put:'. |
|
$ENV{'course.'.$cid.'.domain'}.':'. |
|
$ENV{'course.'.$cid.'.num'}. |
|
':nohist_calculatedsheets:'. |
|
&Apache::lonnet::escape($key).'='. |
|
&Apache::lonnet::escape($newstore).'&'. |
|
&Apache::lonnet::escape($key).'.time='.$now, |
|
$ENV{'course.'.$cid.'.home'}); |
|
} else { |
|
&Apache::lonnet::reply('put:'. |
|
&getudom($thissheet).':'. |
|
&getuname($thissheet). |
|
':nohist_calculatedsheets_'. |
|
$ENV{'request.course.id'}.':'. |
|
&Apache::lonnet::escape($key).'='. |
|
&Apache::lonnet::escape($newstore).'&'. |
|
&Apache::lonnet::escape($key).'.time='.$now, |
|
&getuhome($thissheet)); |
|
} |
|
} |
|
return @exportarr; |
} |
} |
|
# ============================================================ Expiration Dates |
|
# |
|
# Load previously cached student spreadsheets for this course |
|
# |
|
|
1; |
sub expirationdates { |
__END__ |
undef %expiredates; |
|
my $cid=$ENV{'request.course.id'}; |
|
my $reply=&Apache::lonnet::reply('dump:'. |
|
$ENV{'course.'.$cid.'.domain'}.':'. |
|
$ENV{'course.'.$cid.'.num'}. |
|
':nohist_expirationdates', |
|
$ENV{'course.'.$cid.'.home'}); |
|
unless ($reply=~/^error\:/) { |
|
map { |
|
my ($name,$value)=split(/\=/,$_); |
|
$expiredates{&Apache::lonnet::unescape($name)} |
|
=&Apache::lonnet::unescape($value); |
|
} split(/\&/,$reply); |
|
} |
|
} |
|
|
|
# ===================================================== Calculated sheets cache |
|
# |
|
# Load previously cached student spreadsheets for this course |
|
# |
|
|
|
sub cachedcsheets { |
|
my $cid=$ENV{'request.course.id'}; |
|
my $reply=&Apache::lonnet::reply('dump:'. |
|
$ENV{'course.'.$cid.'.domain'}.':'. |
|
$ENV{'course.'.$cid.'.num'}. |
|
':nohist_calculatedsheets', |
|
$ENV{'course.'.$cid.'.home'}); |
|
unless ($reply=~/^error\:/) { |
|
map { |
|
my ($name,$value)=split(/\=/,$_); |
|
$oldsheets{&Apache::lonnet::unescape($name)} |
|
=&Apache::lonnet::unescape($value); |
|
} split(/\&/,$reply); |
|
} |
|
} |
|
|
|
# ===================================================== Calculated sheets cache |
|
# |
|
# Load previously cached assessment spreadsheets for this student |
|
# |
|
|
|
sub cachedssheets { |
|
my ($sname,$sdom,$shome)=@_; |
|
unless (($loadedcaches{$sname.'_'.$sdom}) || ($shome eq 'no_host')) { |
|
my $cid=$ENV{'request.course.id'}; |
|
my $reply=&Apache::lonnet::reply('dump:'.$sdom.':'.$sname. |
|
':nohist_calculatedsheets_'. |
|
$ENV{'request.course.id'}, |
|
$shome); |
|
unless ($reply=~/^error\:/) { |
|
map { |
|
my ($name,$value)=split(/\=/,$_); |
|
$oldsheets{&Apache::lonnet::unescape($name)} |
|
=&Apache::lonnet::unescape($value); |
|
} split(/\&/,$reply); |
|
} |
|
$loadedcaches{$sname.'_'.$sdom}=1; |
|
} |
|
} |
|
|
|
# ===================================================== Calculated sheets cache |
|
# |
|
# Load previously cached assessment spreadsheets for this student |
|
# |
|
|
|
# ================================================================ Main handler |
|
# |
|
# Interactive call to screen |
|
# |
|
# |
|
|
|
|
|
sub handler { |
|
my $r=shift; |
|
|
|
if ($r->header_only) { |
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
return OK; |
|
} |
|
|
|
# ---------------------------------------------------- Global directory configs |
|
|
|
$includedir=$r->dir_config('lonIncludes'); |
|
$tmpdir=$r->dir_config('lonDaemons').'/tmp/'; |
|
|
|
# ----------------------------------------------------- Needs to be in a course |
|
|
|
if ($ENV{'request.course.fn'}) { |
|
|
|
# --------------------------- Get query string for limited number of parameters |
|
|
|
map { |
|
my ($name, $value) = split(/=/,$_); |
|
$value =~ tr/+/ /; |
|
$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
|
if (($name eq 'uname') || ($name eq 'udom') || |
|
($name eq 'usymb') || ($name eq 'ufn')) { |
|
unless ($ENV{'form.'.$name}) { |
|
$ENV{'form.'.$name}=$value; |
|
} |
|
} |
|
} (split(/&/,$ENV{'QUERY_STRING'})); |
|
|
|
# ------------------------------------------- Nothing there? Must be login user |
|
|
|
my $aname; |
|
my $adom; |
|
|
|
unless ($ENV{'form.uname'}) { |
|
$aname=$ENV{'user.name'}; |
|
$adom=$ENV{'user.domain'}; |
|
} else { |
|
$aname=$ENV{'form.uname'}; |
|
$adom=$ENV{'form.udom'}; |
|
} |
|
|
|
# ------------------------------------------------------------------- Open page |
|
|
|
$r->content_type('text/html'); |
|
$r->header_out('Cache-control','no-cache'); |
|
$r->header_out('Pragma','no-cache'); |
|
$r->send_http_header; |
|
|
|
# --------------------------------------------------------------- Screen output |
|
|
|
$r->print('<html><head><title>LON-CAPA Spreadsheet</title>'); |
|
$r->print(<<ENDSCRIPT); |
|
<script language="JavaScript"> |
|
|
|
function celledit(cn,cf) { |
|
var cnf=prompt(cn,cf); |
|
if (cnf!=null) { |
|
document.sheet.unewfield.value=cn; |
|
document.sheet.unewformula.value=cnf; |
|
document.sheet.submit(); |
|
} |
|
} |
|
|
|
</script> |
|
ENDSCRIPT |
|
$r->print('</head><body bgcolor="#FFFFFF">'. |
|
'<img align=right src=/adm/lonIcons/lonlogos.gif>'. |
|
'<h1>LON-CAPA Spreadsheet</h1>'. |
|
'<form action="'.$r->uri.'" name=sheet method=post>'. |
|
&hiddenfield('uname',$ENV{'form.uname'}). |
|
&hiddenfield('udom',$ENV{'form.udom'}). |
|
&hiddenfield('usymb',$ENV{'form.usymb'}). |
|
&hiddenfield('unewfield',''). |
|
&hiddenfield('unewformula','')); |
|
|
|
# ---------------------- Make sure that this gets out, even if user hits "stop" |
|
|
|
$r->rflush(); |
|
|
|
# ---------------------------------------- Read new sheet or modified worksheet |
|
|
|
$r->uri=~/\/(\w+)$/; |
|
|
|
my $asheet=&makenewsheet($aname,$adom,$1,$ENV{'form.usymb'}); |
|
|
|
# ------------------------ If a new formula had been entered, go from work copy |
|
|
|
if ($ENV{'form.unewfield'}) { |
|
$r->print('<h2>Modified Workcopy</h2>'); |
|
$ENV{'form.unewformula'}=~s/\'/\"/g; |
|
$r->print('<p>New formula: '.$ENV{'form.unewfield'}.'='. |
|
$ENV{'form.unewformula'}.'<p>'); |
|
&setfilename($asheet,$ENV{'form.ufn'}); |
|
&tmpread($asheet, |
|
$ENV{'form.unewfield'},$ENV{'form.unewformula'}); |
|
|
|
} elsif ($ENV{'form.saveas'}) { |
|
&setfilename($asheet,$ENV{'form.ufn'}); |
|
&tmpread($asheet); |
|
} else { |
|
&readsheet($asheet,$ENV{'form.ufn'}); |
|
} |
|
|
|
# -------------------------------------------------- Print out user information |
|
|
|
unless (&gettype($asheet) eq 'classcalc') { |
|
$r->print('<p><b>User:</b> '.&getuname($asheet). |
|
'<br><b>Domain:</b> '.&getudom($asheet)); |
|
if (&getcsec($asheet) eq '-1') { |
|
$r->print('<h3><font color=red>'. |
|
'Not a student in this course</font></h3>'); |
|
} else { |
|
$r->print('<br><b>Section/Group:</b> '.&getcsec($asheet)); |
|
} |
|
} |
|
|
|
# ---------------------------------------------------------------- Course title |
|
|
|
$r->print('<h1>'. |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.description'}.'</h1>'); |
|
|
|
|
|
# ---------------------------------------------------- See if something to save |
|
|
|
if (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'})) { |
|
my $fname=''; |
|
if ($ENV{'form.saveas'} && ($fname=$ENV{'form.newfn'})) { |
|
$fname=~s/\W/\_/g; |
|
if ($fname eq 'default') { $fname='course_default'; } |
|
$fname.='_'.&gettype($asheet); |
|
&setfilename($asheet,$fname); |
|
$ENV{'form.ufn'}=$fname; |
|
$r->print('<p>Saving spreadsheet: '. |
|
&writesheet($asheet,$ENV{'form.makedefufn'}).'<p>'); |
|
} |
|
} |
|
|
|
# ------------------------------------------------ Write the modified worksheet |
|
|
|
$r->print('<b>Current sheet:</b> '.&getfilename($asheet).'<p>'); |
|
|
|
&tmpwrite($asheet); |
|
|
|
# ----------------------------------------------------------------- Save dialog |
|
|
|
|
|
if (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'})) { |
|
my $fname=$ENV{'form.ufn'}; |
|
$fname=~s/\_[^\_]+$//; |
|
if ($fname eq 'default') { $fname='course_default'; } |
|
$r->print('<input type=submit name=saveas value="Save as ...">'. |
|
'<input type=text size=20 name=newfn value="'.$fname. |
|
'"> (make default: <input type=checkbox name="makedefufn">)<p>'); |
|
} |
|
|
|
$r->print(&hiddenfield('ufn',&getfilename($asheet))); |
|
|
|
# --------------------------------------------------------------- Cached sheets |
|
|
|
&expirationdates(); |
|
|
|
undef %oldsheets; |
|
undef %loadedcaches; |
|
|
|
if (&gettype($asheet) eq 'classcalc') { |
|
$r->print("Loading previously calculated student sheets ...<br>\n"); |
|
$r->rflush(); |
|
&cachedcsheets(); |
|
} elsif (&gettype($asheet) eq 'studentcalc') { |
|
$r->print("Loading previously calculated assessment sheets ...<br>\n"); |
|
$r->rflush(); |
|
&cachedssheets(&getuname($asheet),&getudom($asheet), |
|
&getuhome($asheet)); |
|
} |
|
|
|
# ----------------------------------------------------- Update sheet, load rows |
|
|
|
$r->print("Loaded sheet(s), updating rows ...<br>\n"); |
|
$r->rflush(); |
|
|
|
&updatesheet($asheet); |
|
|
|
$r->print("Updated rows, loading row data ...<br>\n"); |
|
$r->rflush(); |
|
|
|
&loadrows($asheet,$r); |
|
|
|
$r->print("Loaded row data, calculating sheet ...<br>\n"); |
|
$r->rflush(); |
|
|
|
my $calcoutput=&calcsheet($asheet); |
|
$r->print('<h3><font color=red>'.$calcoutput.'</h3></font>'); |
|
|
|
&outsheet($r,$asheet); |
|
$r->print('</form></body></html>'); |
|
|
|
# ------------------------------------------------------------------------ Done |
|
} else { |
|
# ----------------------------- Not in a course, or not allowed to modify parms |
|
$ENV{'user.error.msg'}= |
|
$r->uri.":opa:0:0:Cannot modify spreadsheet"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
return OK; |
|
|
|
} |
|
|
|
1; |
|
__END__ |