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version 1.18, 2003/06/25 15:33:49
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version 1.39, 2005/03/03 17:52:36
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Line 48 Spreadsheet
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Line 48 Spreadsheet
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| package Apache::Spreadsheet; |
package Apache::Spreadsheet; |
| |
|
| use strict; |
use strict; |
| |
#use warnings FATAL=>'all'; |
| |
#no warnings 'uninitialized'; |
| use Apache::Constants qw(:common :http); |
use Apache::Constants qw(:common :http); |
| use Apache::lonnet; |
use Apache::lonnet; |
| use Safe; |
use Safe; |
|
Line 57 use HTML::Entities();
|
Line 59 use HTML::Entities();
|
| use HTML::TokeParser; |
use HTML::TokeParser; |
| use Spreadsheet::WriteExcel; |
use Spreadsheet::WriteExcel; |
| use Time::HiRes; |
use Time::HiRes; |
| |
use Apache::lonlocal; |
| |
|
| ## |
## |
| ## Package Variables |
## Package Variables |
|
Line 83 sub new {
|
Line 86 sub new {
|
| my ($stype) = ($class =~ /Apache::(.*)$/); |
my ($stype) = ($class =~ /Apache::(.*)$/); |
| # |
# |
| my ($name,$domain,$filename,$usymb)=@_; |
my ($name,$domain,$filename,$usymb)=@_; |
| |
if (defined($usymb) && ref($usymb)) { |
| |
$usymb = $usymb->symb; |
| |
} |
| |
if (! defined($name) || $name eq '') { |
| |
$name = $ENV{'user.name'}; |
| |
} |
| |
if (! defined($domain) || $domain eq '') { |
| |
$domain = $ENV{'user.domain'}; |
| |
} |
| # |
# |
| my $self = { |
my $self = { |
| name => $name, |
name => $name, |
|
Line 90 sub new {
|
Line 102 sub new {
|
| type => $stype, |
type => $stype, |
| symb => $usymb, |
symb => $usymb, |
| errorlog => '', |
errorlog => '', |
| maxrow => '', |
maxrow => 0, |
| cid => $ENV{'request.course.id'}, |
cid => $ENV{'request.course.id'}, |
| cnum => $ENV{'course.'.$ENV{'request.course.id'}.'.num'}, |
cnum => $ENV{'course.'.$ENV{'request.course.id'}.'.num'}, |
| cdom => $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
cdom => $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
|
Line 157 sub filename {
|
Line 169 sub filename {
|
| if ($newfilename !~ /\w/ || $newfilename =~ /^\W*$/) { |
if ($newfilename !~ /\w/ || $newfilename =~ /^\W*$/) { |
| $newfilename = 'default_'.$self->{'type'}; |
$newfilename = 'default_'.$self->{'type'}; |
| } |
} |
| if ($newfilename !~ /^default\.$self->{'type'}$/ ) { |
if ($newfilename !~ /^default\.$self->{'type'}$/ && |
| |
$newfilename !~ /^\/res\/(.*)spreadsheet$/) { |
| if ($newfilename !~ /_$self->{'type'}$/) { |
if ($newfilename !~ /_$self->{'type'}$/) { |
| $newfilename =~ s/[\s_]*$//; |
$newfilename =~ s/[\s_]*$//; |
| $newfilename .= '_'.$self->{'type'}; |
$newfilename .= '_'.$self->{'type'}; |
|
Line 229 sub initialize {
|
Line 242 sub initialize {
|
| # the descendents of the spreadsheet class. |
# the descendents of the spreadsheet class. |
| } |
} |
| |
|
| |
sub clear_package { |
| |
# This method is here to remind you that it will be overridden by |
| |
# the descendents of the spreadsheet class. |
| |
} |
| |
|
| |
sub cleanup { |
| |
my $self = shift(); |
| |
$self->clear_package(); |
| |
} |
| |
|
| sub initialize_spreadsheet_package { |
sub initialize_spreadsheet_package { |
| &load_spreadsheet_expirationdates(); |
&load_spreadsheet_expirationdates(); |
| &clear_spreadsheet_definition_cache(); |
&clear_spreadsheet_definition_cache(); |
|
Line 248 sub load_spreadsheet_expirationdates {
|
Line 271 sub load_spreadsheet_expirationdates {
|
| sub check_expiration_time { |
sub check_expiration_time { |
| my $self = shift; |
my $self = shift; |
| my ($time)=@_; |
my ($time)=@_; |
| my ($key1,$key2,$key3,$key4); |
return 0 if (! defined($time)); |
| |
my ($key1,$key2,$key3,$key4,$key5); |
| |
# Description of keys |
| |
# |
| |
# key1: all sheets of this type have expired |
| |
# key2: all sheets of this type for this student |
| |
# key3: all sheets of this type in this map for this student |
| |
# key4: this assessment sheet for this student |
| |
# key5: this assessment sheet for all students |
| $key1 = '::'.$self->{'type'}.':'; |
$key1 = '::'.$self->{'type'}.':'; |
| $key2 = $self->{'name'}.':'.$self->{'domain'}.':'.$self->{'type'}.':'; |
$key2 = $self->{'name'}.':'.$self->{'domain'}.':'.$self->{'type'}.':'; |
| $key3 = $key2.$self->{'container'} if (defined($self->{'container'})); |
$key3 = $key2.$self->{'container'} if (defined($self->{'container'})); |
| $key4 = $key2.$self->{'usymb'} if (defined($self->{'usymb'})); |
$key4 = $key2.$self->{'symb'} if (defined($self->{'symb'})); |
| foreach my $key ($key1,$key2,$key3,$key4) { |
$key5 = $key1.$self->{'symb'} if (defined($self->{'symb'})); |
| |
my $returnvalue = 1; # default to okay |
| |
foreach my $key ($key1,$key2,$key3,$key4,$key5) { |
| next if (! defined($key)); |
next if (! defined($key)); |
| if (exists($expiredates{$key}) &&$expiredates{$key} > $time) { |
if (exists($expiredates{$key}) && $expiredates{$key} > $time) { |
| return 0; |
$returnvalue = 0; # need to recompute |
| } |
} |
| } |
} |
| return 1; |
return $returnvalue; |
| } |
} |
| |
|
| ###################################################### |
###################################################### |
|
Line 277 Returns the safe space required by a Spr
|
Line 310 Returns the safe space required by a Spr
|
| =cut |
=cut |
| |
|
| ###################################################### |
###################################################### |
| |
{ |
| |
|
| |
my $safeeval; |
| |
|
| sub initialize_safe_space { |
sub initialize_safe_space { |
| my $self = shift; |
my $self = shift; |
| my $safeeval = new Safe(shift); |
my $usection = &Apache::lonnet::getsection($self->{'domain'}, |
| my $safehole = new Safe::Hole; |
$self->{'name'}, |
| $safeeval->permit("entereval"); |
$ENV{'request.course.id'}); |
| $safeeval->permit(":base_math"); |
if (! defined($safeeval)) { |
| $safeeval->permit("sort"); |
$safeeval = new Safe(shift); |
| $safeeval->deny(":base_io"); |
my $safehole = new Safe::Hole; |
| $safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT'); |
$safeeval->permit("entereval"); |
| $safehole->wrap(\&mask,$safeeval,'&mask'); |
$safeeval->permit(":base_math"); |
| $safeeval->share('$@'); |
$safeeval->permit("sort"); |
| my $code=<<'ENDDEFS'; |
$safeeval->deny(":base_io"); |
| |
$safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&Apache::lonnet::EXT'); |
| |
$safehole->wrap(\&mask,$safeeval,'&mask'); |
| |
$safeeval->share('$@'); |
| |
my $code=<<'ENDDEFS'; |
| # ---------------------------------------------------- Inside of the safe space |
# ---------------------------------------------------- Inside of the safe space |
| # |
# |
| # f: formulas |
# f: formulas |
|
Line 344 $errormsg = '';
|
Line 385 $errormsg = '';
|
| |
|
| =pod |
=pod |
| |
|
| |
=item EXT(parameter) |
| |
|
| |
Calls the system EXT function to determine the value of the given parameter. |
| |
|
| |
=cut |
| |
|
| |
#------------------------------------------------------- |
| |
sub EXT { |
| |
my ($parameter) = @_; |
| |
return '' if (! defined($parameter) || $parameter eq ''); |
| |
$parameter =~ s/^parameter\./resource\./; |
| |
my $value = &Apache::lonnet::EXT($parameter,$symb,$domain,$name,$usection); |
| |
return $value; |
| |
} |
| |
|
| |
#------------------------------------------------------- |
| |
|
| |
=pod |
| |
|
| =item NUM(range) |
=item NUM(range) |
| |
|
| returns the number of items in the range. |
returns the number of items in the range. |
|
Line 353 returns the number of items in the range
|
Line 413 returns the number of items in the range
|
| #------------------------------------------------------- |
#------------------------------------------------------- |
| sub NUM { |
sub NUM { |
| my $mask=&mask(@_); |
my $mask=&mask(@_); |
| my $num= $#{@{grep(/$mask/,keys(%sheet_values))}}+1; |
my $num= $#{@{grep(eval("/$mask/"),keys(%sheet_values))}}+1; |
| return $num; |
return $num; |
| } |
} |
| |
|
|
Line 370 sub BIN {
|
Line 430 sub BIN {
|
| my ($low,$high,$lower,$upper)=@_; |
my ($low,$high,$lower,$upper)=@_; |
| my $mask=&mask($lower,$upper); |
my $mask=&mask($lower,$upper); |
| my $num=0; |
my $num=0; |
| foreach (grep /$mask/,keys(%sheet_values)) { |
foreach (grep eval("/$mask/"),keys(%sheet_values)) { |
| if (($sheet_values{$_}>=$low) && ($sheet_values{$_}<=$high)) { |
if (($sheet_values{$_}>=$low) && ($sheet_values{$_}<=$high)) { |
| $num++; |
$num++; |
| } |
} |
|
Line 392 returns the sum of items in the range.
|
Line 452 returns the sum of items in the range.
|
| sub SUM { |
sub SUM { |
| my $mask=&mask(@_); |
my $mask=&mask(@_); |
| my $sum=0; |
my $sum=0; |
| foreach (grep /$mask/,keys(%sheet_values)) { |
foreach (grep eval("/$mask/"),keys(%sheet_values)) { |
| $sum+=$sheet_values{$_}; |
$sum+=$sheet_values{$_}; |
| } |
} |
| return $sum; |
return $sum; |
|
Line 413 sub MEAN {
|
Line 473 sub MEAN {
|
| my $mask=&mask(@_); |
my $mask=&mask(@_); |
| my $sum=0; |
my $sum=0; |
| my $num=0; |
my $num=0; |
| foreach (grep /$mask/,keys(%sheet_values)) { |
foreach (grep eval("/$mask/"),keys(%sheet_values)) { |
| $sum+=$sheet_values{$_}; |
$sum+=$sheet_values{$_}; |
| $num++; |
$num++; |
| } |
} |
|
Line 438 compute the standard deviation of the it
|
Line 498 compute the standard deviation of the it
|
| sub STDDEV { |
sub STDDEV { |
| my $mask=&mask(@_); |
my $mask=&mask(@_); |
| my $sum=0; my $num=0; |
my $sum=0; my $num=0; |
| foreach (grep /$mask/,keys(%sheet_values)) { |
foreach (grep eval("/$mask/"),keys(%sheet_values)) { |
| $sum+=$sheet_values{$_}; |
$sum+=$sheet_values{$_}; |
| $num++; |
$num++; |
| } |
} |
| unless ($num>1) { return undef; } |
unless ($num>1) { return undef; } |
| my $mean=$sum/$num; |
my $mean=$sum/$num; |
| $sum=0; |
$sum=0; |
| foreach (grep /$mask/,keys(%sheet_values)) { |
foreach (grep eval("/$mask/"),keys(%sheet_values)) { |
| $sum+=($sheet_values{$_}-$mean)**2; |
$sum+=($sheet_values{$_}-$mean)**2; |
| } |
} |
| return sqrt($sum/($num-1)); |
return sqrt($sum/($num-1)); |
|
Line 465 compute the product of the items in the
|
Line 525 compute the product of the items in the
|
| sub PROD { |
sub PROD { |
| my $mask=&mask(@_); |
my $mask=&mask(@_); |
| my $prod=1; |
my $prod=1; |
| foreach (grep /$mask/,keys(%sheet_values)) { |
foreach (grep eval("/$mask/"),keys(%sheet_values)) { |
| $prod*=$sheet_values{$_}; |
$prod*=$sheet_values{$_}; |
| } |
} |
| return $prod; |
return $prod; |
|
Line 485 compute the maximum of the items in the
|
Line 545 compute the maximum of the items in the
|
| sub MAX { |
sub MAX { |
| my $mask=&mask(@_); |
my $mask=&mask(@_); |
| my $max='-'; |
my $max='-'; |
| foreach (grep /$mask/,keys(%sheet_values)) { |
foreach (grep eval("/$mask/"),keys(%sheet_values)) { |
| unless ($max) { $max=$sheet_values{$_}; } |
unless ($max) { $max=$sheet_values{$_}; } |
| if (($sheet_values{$_}>$max) || ($max eq '-')) { |
if (($sheet_values{$_}>$max) || ($max eq '-')) { |
| $max=$sheet_values{$_}; |
$max=$sheet_values{$_}; |
|
Line 508 compute the minimum of the items in the
|
Line 568 compute the minimum of the items in the
|
| sub MIN { |
sub MIN { |
| my $mask=&mask(@_); |
my $mask=&mask(@_); |
| my $min='-'; |
my $min='-'; |
| foreach (grep /$mask/,keys(%sheet_values)) { |
foreach (grep eval("/$mask/"),keys(%sheet_values)) { |
| unless ($max) { $max=$sheet_values{$_}; } |
unless ($max) { $max=$sheet_values{$_}; } |
| if (($sheet_values{$_}<$min) || ($min eq '-')) { |
if (($sheet_values{$_}<$min) || ($min eq '-')) { |
| $min=$sheet_values{$_}; |
$min=$sheet_values{$_}; |
|
Line 533 sub SUMMAX {
|
Line 593 sub SUMMAX {
|
| my ($num,$lower,$upper)=@_; |
my ($num,$lower,$upper)=@_; |
| my $mask=&mask($lower,$upper); |
my $mask=&mask($lower,$upper); |
| my @inside=(); |
my @inside=(); |
| foreach (grep /$mask/,keys(%sheet_values)) { |
foreach (grep eval("/$mask/"),keys(%sheet_values)) { |
| push (@inside,$sheet_values{$_}); |
push (@inside,$sheet_values{$_}); |
| } |
} |
| @inside=sort(@inside); |
@inside=sort(@inside); |
|
Line 560 sub SUMMIN {
|
Line 620 sub SUMMIN {
|
| my ($num,$lower,$upper)=@_; |
my ($num,$lower,$upper)=@_; |
| my $mask=&mask($lower,$upper); |
my $mask=&mask($lower,$upper); |
| my @inside=(); |
my @inside=(); |
| foreach (grep /$mask/,keys(%sheet_values)) { |
foreach (grep eval("/$mask/"),keys(%sheet_values)) { |
| $inside[$#inside+1]=$sheet_values{$_}; |
$inside[$#inside+1]=$sheet_values{$_}; |
| } |
} |
| @inside=sort(@inside); |
@inside=sort(@inside); |
|
Line 586 parametername should be a string such as
|
Line 646 parametername should be a string such as
|
| sub MINPARM { |
sub MINPARM { |
| my ($expression) = @_; |
my ($expression) = @_; |
| my $min = undef; |
my $min = undef; |
| study($expression); |
|
| foreach $parameter (keys(%c)) { |
foreach $parameter (keys(%c)) { |
| next if ($parameter !~ /$expression/); |
next if ($parameter !~ /$expression/); |
| if ((! defined($min)) || ($min > $c{$parameter})) { |
if ((! defined($min)) || ($min > $c{$parameter})) { |
|
Line 611 parametername should be a string such as
|
Line 670 parametername should be a string such as
|
| sub MAXPARM { |
sub MAXPARM { |
| my ($expression) = @_; |
my ($expression) = @_; |
| my $max = undef; |
my $max = undef; |
| study($expression); |
|
| foreach $parameter (keys(%c)) { |
foreach $parameter (keys(%c)) { |
| next if ($parameter !~ /$expression/); |
next if ($parameter !~ /$expression/); |
| if ((! defined($min)) || ($max < $c{$parameter})) { |
if ((! defined($min)) || ($max < $c{$parameter})) { |
|
Line 650 sub calc {
|
Line 708 sub calc {
|
| return $lastcalc.': Maximum calculation depth exceeded'; |
return $lastcalc.': Maximum calculation depth exceeded'; |
| } |
} |
| } |
} |
| return ''; |
return 'okay'; |
| } |
} |
| |
|
| # ------------------------------------------- End of "Inside of the safe space" |
# ------------------------------------------- End of "Inside of the safe space" |
| ENDDEFS |
ENDDEFS |
| $safeeval->reval($code); |
$safeeval->reval($code); |
| |
} |
| $self->{'safe'} = $safeeval; |
$self->{'safe'} = $safeeval; |
| $self->{'root'} = $self->{'safe'}->root(); |
$self->{'root'} = $self->{'safe'}->root(); |
| # |
# |
| # Place some of the %$self items into the safe space except the safe space |
# Place some of the %$self items into the safe space except the safe space |
| # itself |
# itself |
| my $initstring = ''; |
my $initstring = ''; |
| foreach (qw/name domain type usymb cid csec coursefilename |
foreach (qw/name domain type symb cid csec coursefilename |
| cnum cdom chome uhome/) { |
cnum cdom chome uhome/) { |
| $initstring.= qq{\$$_="$self->{$_}";}; |
$initstring.= qq{\$$_="$self->{$_}";}; |
| } |
} |
| |
$initstring.=qq{\$usection="$usection";}; |
| $self->{'safe'}->reval($initstring); |
$self->{'safe'}->reval($initstring); |
| return $self; |
return $self; |
| } |
} |
| |
|
| |
} |
| |
|
| ###################################################### |
###################################################### |
| |
|
| =pod |
=pod |
|
Line 682 ENDDEFS
|
Line 745 ENDDEFS
|
| |
|
| ###################################################### |
###################################################### |
| |
|
| |
=pod |
| |
|
| |
=item &mask($lower,$upper) |
| |
|
| |
Inputs: $lower and $upper, cell names ("X12" or "a150") or globs ("X*"). |
| |
|
| |
Returns: Regular expression matching spreadsheet cells that are within |
| |
the rectangle defined by $lower and $upper. Due to the nature of the |
| |
regular expression this result must be used inside an eval(). |
| |
|
| |
=cut |
| |
|
| ###################################################### |
###################################################### |
| { |
{ |
|
Line 696 sub mask {
|
Line 770 sub mask {
|
| } |
} |
| $upper = $lower if (! defined($upper)); |
$upper = $lower if (! defined($upper)); |
| # |
# |
| my ($la,$ld) = ($lower=~/([A-Za-z]|\*)(\d+|\*)/); |
my ($la,$ld) = ($lower=~/([A-z]|\*)(\d+|\*)/); |
| my ($ua,$ud) = ($upper=~/([A-Za-z]|\*)(\d+|\*)/); |
my ($ua,$ud) = ($upper=~/([A-z]|\*)(\d+|\*)/); |
| # |
# |
| my $alpha=''; |
my $alpha=''; |
| my $num=''; |
my $num=''; |
| # |
# |
| |
# Do not put parenthases around $alpha. |
| |
# $num depends on the value in $1. |
| if (($la eq '*') || ($ua eq '*')) { |
if (($la eq '*') || ($ua eq '*')) { |
| $alpha='[A-Za-z]'; |
$alpha='[A-z]'; |
| } else { |
} else { |
| if (($la=~/[A-Z]/) && ($ua=~/[A-Z]/) || |
if ($la gt $ua) { |
| ($la=~/[a-z]/) && ($ua=~/[a-z]/)) { |
my $tmp = $ua; |
| $alpha='['.$la.'-'.$ua.']'; |
$ua = $la; |
| } else { |
$la = $ua; |
| $alpha='['.$la.'-Za-'.$ua.']'; |
} |
| } |
$alpha=qq/[$la-$ua]/; |
| } |
} |
| if (($ld eq '*') || ($ud eq '*')) { |
if ($ld ne '*' && $ud ne '*') { |
| $num='\d+'; |
# Make sure $ld <= $ud |
| |
if ($ld > $ud) { |
| |
my $tmp = $ud; |
| |
$ud = $ld; |
| |
$ld = $tmp; |
| |
} |
| |
# Here we make a regular expression using some advanced regexp |
| |
# abilities. |
| |
# (\d+) will match the digits of the cell name and dump them in |
| |
# to $1 |
| |
# (?(?{ ... code ...} pattern_if_true | pattern_if_false)) will |
| |
# choose pattern_if_true if { ... code ... } is true and |
| |
# pattern_if_false if { ... code ... } is false. |
| |
# In this case, pattern_if_true is empty. pattern_if_false is |
| |
# 'donotmatch' and will not match our cells because none of |
| |
# them end with donotmatch. |
| |
# Unfortunately, the use of this type of regular expression |
| |
# requires that each match be wrapped in an eval(). Search for |
| |
# $mask in this module for examples |
| |
$num = '(\d+)(?(?{$1>= '.$ld.' && $1<='.$ud.'})|donotmatch)'; |
| } else { |
} else { |
| if (length($ld)!=length($ud)) { |
$num = '(\d+)'; |
| $num.='('; |
|
| foreach ($ld=~m/\d/g) { |
|
| $num.='['.$_.'-9]'; |
|
| } |
|
| if (length($ud)-length($ld)>1) { |
|
| $num.='|\d{'.(length($ld)+1).','.(length($ud)-1).'}'; |
|
| } |
|
| $num.='|'; |
|
| foreach ($ud=~m/\d/g) { |
|
| $num.='[0-'.$_.']'; |
|
| } |
|
| $num.=')'; |
|
| } else { |
|
| my @lda=($ld=~m/\d/g); |
|
| my @uda=($ud=~m/\d/g); |
|
| my $i; |
|
| my $j=0; |
|
| my $notdone=1; |
|
| for ($i=0;($i<=$#lda)&&($notdone);$i++) { |
|
| if ($lda[$i]==$uda[$i]) { |
|
| $num.=$lda[$i]; |
|
| $j=$i; |
|
| } else { |
|
| $notdone=0; |
|
| } |
|
| } |
|
| if ($j<$#lda-1) { |
|
| $num.='('.$lda[$j+1]; |
|
| for ($i=$j+2;$i<=$#lda;$i++) { |
|
| $num.='['.$lda[$i].'-9]'; |
|
| } |
|
| if ($uda[$j+1]-$lda[$j+1]>1) { |
|
| $num.='|['.($lda[$j+1]+1).'-'.($uda[$j+1]-1).']\d{'. |
|
| ($#lda-$j-1).'}'; |
|
| } |
|
| $num.='|'.$uda[$j+1]; |
|
| for ($i=$j+2;$i<=$#uda;$i++) { |
|
| $num.='[0-'.$uda[$i].']'; |
|
| } |
|
| $num.=')'; |
|
| } else { |
|
| if ($lda[-1]!=$uda[-1]) { |
|
| $num.='['.$lda[-1].'-'.$uda[-1].']'; |
|
| } |
|
| } |
|
| } |
|
| } |
} |
| my $expression ='^'.$alpha.$num."\$"; |
my $expression = '^'.$alpha.$num.'$'; |
| $memoizer{$key} = $expression; |
$memoizer{$key} = $expression; |
| return $expression; |
return $expression; |
| } |
} |
| |
|
| |
# |
| |
# Debugging routine |
| |
sub dump_memoized_values { |
| |
while (my ($key,$value) = each(%memoizer)) { |
| |
&Apache::lonnet::logthis('memoizer: '.$key.' = '.$value); |
| |
} |
| |
return; |
| |
} |
| |
|
| } |
} |
| |
|
| ## |
## |
|
Line 785 sub expandnamed {
|
Line 843 sub expandnamed {
|
| my @vars=split(/\W+/,$formula); |
my @vars=split(/\W+/,$formula); |
| my %values=(); |
my %values=(); |
| foreach my $varname ( @vars ) { |
foreach my $varname ( @vars ) { |
| if ($varname=~/\D/) { |
if ($varname=~/^(parameter|stores|timestamp)/) { |
| $formula=~s/$varname/'$c{\''.$varname.'\'}'/ge; |
$formula=~s/$varname/'$c{\''.$varname.'\'}'/ge; |
| $varname=~s/$var/\([\\w:\\- ]\+\)/g; |
$varname=~s/$var/\([\\w:\\- ]\+\)/g; |
| foreach (keys(%{$self->{'constants'}})) { |
foreach (keys(%{$self->{'constants'}})) { |
| if ($_=~/$varname/) { |
if ($_=~/$varname/) { |
|
Line 818 sub expandnamed {
|
Line 876 sub expandnamed {
|
| my @matches = (); |
my @matches = (); |
| my @values = (); |
my @values = (); |
| $#matches = -1; |
$#matches = -1; |
| study $expression; |
|
| while (my($parameter,$value) = each(%{$self->{'constants'}})) { |
while (my($parameter,$value) = each(%{$self->{'constants'}})) { |
| next if ($parameter !~ /$expression/); |
next if ($parameter !~ /$expression/); |
| push(@matches,$parameter); |
push(@matches,$parameter); |
|
Line 1112 sub calcsheet {
|
Line 1169 sub calcsheet {
|
| # $self->logthis($self->get_errorlog()); |
# $self->logthis($self->get_errorlog()); |
| %{$self->{'values'}} = %{$self->{'safe'}->varglob('sheet_values')}; |
%{$self->{'values'}} = %{$self->{'safe'}->varglob('sheet_values')}; |
| # $self->logthis($self->get_errorlog()); |
# $self->logthis($self->get_errorlog()); |
| |
if ($result ne 'okay') { |
| |
$self->set_calcerror($result); |
| |
} |
| return $result; |
return $result; |
| } |
} |
| |
|
| |
sub set_badcalc { |
| |
my $self = shift(); |
| |
$self->{'badcalc'} =1; |
| |
return; |
| |
} |
| |
|
| |
sub badcalc { |
| |
my $self = shift; |
| |
if (exists($self->{'badcalc'}) && $self->{'badcalc'}) { |
| |
return 1; |
| |
} else { |
| |
return 0; |
| |
} |
| |
} |
| |
|
| |
sub set_calcerror { |
| |
my $self = shift; |
| |
if (@_) { |
| |
$self->set_badcalc(); |
| |
if (exists($self->{'calcerror'})) { |
| |
$self->{'calcerror'}.="\n".$_[0]; |
| |
} else { |
| |
$self->{'calcerror'}.=$_[0]; |
| |
} |
| |
} |
| |
} |
| |
|
| |
sub calcerror { |
| |
my $self = shift; |
| |
if ($self->badcalc()) { |
| |
if (exists($self->{'calcerror'})) { |
| |
return $self->{'calcerror'}; |
| |
} |
| |
} |
| |
return; |
| |
} |
| |
|
| ########################################################### |
########################################################### |
| ## |
## |
| ## Output Helpers |
## Output Helpers |
|
Line 1123 sub calcsheet {
|
Line 1220 sub calcsheet {
|
| sub display { |
sub display { |
| my $self = shift; |
my $self = shift; |
| my ($r) = @_; |
my ($r) = @_; |
| $self->compute($r); |
|
| my $outputmode = 'html'; |
my $outputmode = 'html'; |
| if ($ENV{'form.output_format'} =~ /^(html|excel|csv)$/) { |
foreach ($self->output_options()) { |
| $outputmode = $ENV{'form.output_format'}; |
if ($ENV{'form.output_format'} eq $_->{'value'}) { |
| |
$outputmode = $_->{'value'}; |
| |
last; |
| |
} |
| } |
} |
| if ($outputmode eq 'html') { |
if ($outputmode eq 'html') { |
| |
$self->compute($r); |
| $self->outsheet_html($r); |
$self->outsheet_html($r); |
| |
} elsif ($outputmode eq 'htmlclasslist') { |
| |
# No computation neccessary... This is kludgy |
| |
$self->outsheet_htmlclasslist($r); |
| } elsif ($outputmode eq 'excel') { |
} elsif ($outputmode eq 'excel') { |
| |
$self->compute($r); |
| $self->outsheet_excel($r); |
$self->outsheet_excel($r); |
| } elsif ($outputmode eq 'csv') { |
} elsif ($outputmode eq 'csv') { |
| |
$self->compute($r); |
| $self->outsheet_csv($r); |
$self->outsheet_csv($r); |
| |
} elsif ($outputmode eq 'xml') { |
| |
# $self->compute($r); |
| |
$self->outsheet_xml($r); |
| } |
} |
| |
$self->cleanup(); |
| return; |
return; |
| } |
} |
| |
|
| ############################################ |
############################################ |
| ## HTML output routines ## |
## HTML output routines ## |
| ############################################ |
############################################ |
| |
sub html_report_error { |
| |
my $self = shift(); |
| |
my $Str = ''; |
| |
if ($self->badcalc()) { |
| |
$Str = '<h3 style="color:red">'. |
| |
&mt('An error occurred while calculating this spreadsheet'). |
| |
"</h3>\n". |
| |
'<pre>'.$self->calcerror()."</pre>\n"; |
| |
} |
| |
return $Str; |
| |
} |
| |
|
| sub html_export_row { |
sub html_export_row { |
| my $self = shift(); |
my $self = shift(); |
| my ($color) = @_; |
my ($color) = @_; |
|
Line 1199 sub html_editable_cell {
|
Line 1320 sub html_editable_cell {
|
| } elsif ($value =~ /^\s*$/ ) { |
} elsif ($value =~ /^\s*$/ ) { |
| $value = '<font color="'.$bgcolor.'">#</font>'; |
$value = '<font color="'.$bgcolor.'">#</font>'; |
| } else { |
} else { |
| $value = &HTML::Entities::encode($value) if ($value !~/ /); |
$value = &HTML::Entities::encode($value,'<>&"') if ($value !~/ /); |
| } |
} |
| return $value if (! $allowed); |
return $value if (! $allowed); |
| # |
# |
|
Line 1208 sub html_editable_cell {
|
Line 1329 sub html_editable_cell {
|
| # |
# |
| # The encoding string "^A-blah" is placed in []'s inside a regexp, so |
# The encoding string "^A-blah" is placed in []'s inside a regexp, so |
| # we specify the characters we want left alone by putting a '^' in front. |
# we specify the characters we want left alone by putting a '^' in front. |
| $formula = &HTML::Entities::encode($formula,"^A-z0-9 !#\$%-;=?~"); |
$formula = &HTML::Entities::encode($formula,'^A-z0-9 !#$%-;=?~'); |
| |
# HTML::Entities::encode does not catch everything - we need '\' encoded |
| |
$formula =~ s/\\/&\#092/g; |
| # Escape it again - this time the only encodable character is '&' |
# Escape it again - this time the only encodable character is '&' |
| $formula =~ s/\&/\&/g; |
$formula =~ s/\&/\&/g; |
| # Glue everything together |
# Glue everything together |
|
Line 1220 sub html_editable_cell {
|
Line 1343 sub html_editable_cell {
|
| sub html_uneditable_cell { |
sub html_uneditable_cell { |
| my ($cell,$bgcolor) = @_; |
my ($cell,$bgcolor) = @_; |
| my $value = (defined($cell) ? $cell->{'value'} : ''); |
my $value = (defined($cell) ? $cell->{'value'} : ''); |
| $value = &HTML::Entities::encode($value) if ($value !~/ /); |
$value = &HTML::Entities::encode($value,'<>&"') if ($value !~/ /); |
| return ' '.$value.' '; |
return ' '.$value.' '; |
| } |
} |
| |
|
|
Line 1253 sub html_header {
|
Line 1376 sub html_header {
|
| my $self = shift; |
my $self = shift; |
| return '' if (! $ENV{'request.role.adv'}); |
return '' if (! $ENV{'request.role.adv'}); |
| return "<table>\n". |
return "<table>\n". |
| '<tr><th align="center">Output Format</th><tr>'."\n". |
'<tr><th align="center">'.&mt('Output Format').'</th></tr>'."\n". |
| '<tr><td>'.&output_selector()."</td></tr>\n". |
'<tr><td>'.$self->output_selector()."</td></tr>\n". |
| "</table>\n"; |
"</table>\n"; |
| } |
} |
| |
|
| |
## |
| |
## Default output types are HTML, Excel, and CSV |
| |
sub output_options { |
| |
my $self = shift(); |
| |
return ({value => 'html', |
| |
description => 'HTML'}, |
| |
{value => 'excel', |
| |
description => 'Excel'}, |
| |
# {value => 'xml', |
| |
# description => 'XML'}, |
| |
{value => 'csv', |
| |
description => 'Comma Separated Values'},); |
| |
} |
| |
|
| sub output_selector { |
sub output_selector { |
| |
my $self = shift(); |
| my $output_selector = '<select name="output_format" size="3">'."\n"; |
my $output_selector = '<select name="output_format" size="3">'."\n"; |
| my $default = 'html'; |
my $default = 'html'; |
| if (exists($ENV{'form.output_format'})) { |
if (exists($ENV{'form.output_format'})) { |
|
Line 1266 sub output_selector {
|
Line 1404 sub output_selector {
|
| } else { |
} else { |
| $ENV{'form.output_format'} = $default; |
$ENV{'form.output_format'} = $default; |
| } |
} |
| foreach (['html','HTML'], |
foreach ($self->output_options()) { |
| ['excel','Excel'], |
$output_selector.='<option value="'.$_->{'value'}.'"'; |
| ['csv','Comma Seperated Values']) { |
if ($_->{'value'} eq $default) { |
| my ($name,$description) = @{$_}; |
|
| $output_selector.=qq{<option value="$name"}; |
|
| if ($name eq $default) { |
|
| $output_selector .= ' selected'; |
$output_selector .= ' selected'; |
| } |
} |
| $output_selector .= ">$description</option>\n"; |
$output_selector .= ">".&mt($_->{'description'})."</option>\n"; |
| } |
} |
| $output_selector .= "</select>\n"; |
$output_selector .= "</select>\n"; |
| return $output_selector; |
return $output_selector; |
|
Line 1307 sub create_excel_spreadsheet {
|
Line 1442 sub create_excel_spreadsheet {
|
| my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename); |
my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename); |
| if (! defined($workbook)) { |
if (! defined($workbook)) { |
| $r->log_error("Error creating excel spreadsheet $filename: $!"); |
$r->log_error("Error creating excel spreadsheet $filename: $!"); |
| $r->print("Problems creating new Excel file. ". |
$r->print(&mt("Problems creating new Excel file. ". |
| "This error has been logged. ". |
"This error has been logged. ". |
| "Please alert your LON-CAPA administrator"); |
"Please alert your LON-CAPA administrator")); |
| return undef; |
return undef; |
| } |
} |
| # |
# |
|
Line 1323 sub create_excel_spreadsheet {
|
Line 1458 sub create_excel_spreadsheet {
|
| return ($workbook,$filename); |
return ($workbook,$filename); |
| } |
} |
| |
|
| |
# |
| |
# This routine is just a stub |
| |
sub outsheet_htmlclasslist { |
| |
my $self = shift; |
| |
my ($r) = @_; |
| |
$r->print('<h2>'.&mt("This output is not supported").'</h2>'); |
| |
$r->rflush(); |
| |
return; |
| |
} |
| |
|
| sub outsheet_excel { |
sub outsheet_excel { |
| my $self = shift; |
my $self = shift; |
| my ($r) = @_; |
my ($r) = @_; |
| $r->print("<h2>Preparing Excel Spreadsheet</h2>"); |
my $connection = $r->connection(); |
| |
# |
| |
$r->print($self->html_report_error()); |
| |
$r->rflush(); |
| |
# |
| |
$r->print("<h2>".&mt('Preparing Excel Spreadsheet')."</h2>"); |
| # |
# |
| # Create excel worksheet |
# Create excel worksheet |
| my ($workbook,$filename) = $self->create_excel_spreadsheet($r); |
my ($workbook,$filename) = $self->create_excel_spreadsheet($r); |
|
Line 1349 sub outsheet_excel {
|
Line 1499 sub outsheet_excel {
|
| $self->excel_output_row($worksheet,0,$rows_output++,'Summary'); |
$self->excel_output_row($worksheet,0,$rows_output++,'Summary'); |
| $rows_output++; # skip a line |
$rows_output++; # skip a line |
| # |
# |
| $self->excel_rows($worksheet,$cols_output,$rows_output); |
$self->excel_rows($connection,$worksheet,$cols_output,$rows_output); |
| # |
# |
| # |
# |
| # Close the excel file |
# Close the excel file |
|
Line 1367 sub outsheet_excel {
|
Line 1517 sub outsheet_excel {
|
| sub outsheet_csv { |
sub outsheet_csv { |
| my $self = shift; |
my $self = shift; |
| my ($r) = @_; |
my ($r) = @_; |
| |
my $connection = $r->connection(); |
| |
# |
| |
$r->print($self->html_report_error()); |
| |
$r->rflush(); |
| |
# |
| my $csvdata = ''; |
my $csvdata = ''; |
| my @Values; |
my @Values; |
| # |
# |
|
Line 1377 sub outsheet_csv {
|
Line 1532 sub outsheet_csv {
|
| my $file; |
my $file; |
| unless ($file = Apache::File->new('>'.'/home/httpd'.$filename)) { |
unless ($file = Apache::File->new('>'.'/home/httpd'.$filename)) { |
| $r->log_error("Couldn't open $filename for output $!"); |
$r->log_error("Couldn't open $filename for output $!"); |
| $r->print("Problems occured in writing the csv file. ". |
$r->print(&mt("Problems occured in writing the csv file. ". |
| "This error has been logged. ". |
"This error has been logged. ". |
| "Please alert your LON-CAPA administrator."); |
"Please alert your LON-CAPA administrator.")); |
| $r->print("<pre>\n".$csvdata."</pre>\n"); |
$r->print("<pre>\n".$csvdata."</pre>\n"); |
| return 0; |
return 0; |
| } |
} |
|
Line 1390 sub outsheet_csv {
|
Line 1545 sub outsheet_csv {
|
| } |
} |
| # |
# |
| # Output the body of the spreadsheet |
# Output the body of the spreadsheet |
| $self->csv_rows($file); |
$self->csv_rows($connection,$file); |
| # |
# |
| # Close the csv file |
# Close the csv file |
| close($file); |
close($file); |
| $r->print('<br /><br />'. |
$r->print('<br /><br />'. |
| '<a href="'.$filename.'">Your CSV spreadsheet.</a>'."\n"); |
'<a href="'.$filename.'">'.&mt('Your CSV spreadsheet.').'</a>'."\n"); |
| # |
# |
| return 1; |
return 1; |
| } |
} |
|
Line 1431 sub outsheet_xml {
|
Line 1586 sub outsheet_xml {
|
| ## But not on this day |
## But not on this day |
| my $Str = '<spreadsheet type="'.$self->{'type'}.'">'."\n"; |
my $Str = '<spreadsheet type="'.$self->{'type'}.'">'."\n"; |
| while (my ($cell,$formula) = each(%{$self->{'formulas'}})) { |
while (my ($cell,$formula) = each(%{$self->{'formulas'}})) { |
| if ($cell =~ /^template_(\d+)/) { |
if ($cell =~ /^template_(\w+)/) { |
| my $col = $1; |
my $col = $1; |
| $Str .= '<template col="'.$col.'">'.$formula.'</template>'."\n"; |
$Str .= '<template col="'.$col.'">'.$formula.'</template>'."\n"; |
| } else { |
} else { |
| my ($row,$col) = ($cell =~ /^([A-z])(\d+)/); |
my ($col,$row) = ($cell =~ /^([A-z])(\d+)/); |
| next if (! defined($row) || ! defined($col)); |
next if (! defined($row) || ! defined($col)); |
| $Str .= '<field row="'.$row.'" col="'.$col.'" >'.$formula.'</cell>' |
next if ($row != 0); |
| |
$Str .= |
| |
'<field row="'.$row.'" col="'.$col.'" >'.$formula.'</field>' |
| ."\n"; |
."\n"; |
| } |
} |
| } |
} |
| $Str.="</spreadsheet>"; |
$Str.="</spreadsheet>"; |
| |
$r->print("<pre>\n\n\n".$Str."\n\n\n</pre>"); |
| return $Str; |
return $Str; |
| } |
} |
| |
|
|
Line 1468 sub parse_sheet {
|
Line 1626 sub parse_sheet {
|
| $formulas{$cell} = $formula; |
$formulas{$cell} = $formula; |
| $sources{$cell} = $source if (defined($source)); |
$sources{$cell} = $source if (defined($source)); |
| $parser->get_text('/field'); |
$parser->get_text('/field'); |
| } |
} elsif ($token->[1] eq 'template') { |
| if ($token->[1] eq 'template') { |
|
| $formulas{'template_'.$token->[2]->{'col'}}= |
$formulas{'template_'.$token->[2]->{'col'}}= |
| $parser->get_text('/template'); |
$parser->get_text('/template'); |
| } |
} |
|
Line 1523 sub load {
|
Line 1680 sub load {
|
| # Not cached, need to read |
# Not cached, need to read |
| if (! defined($filename)) { |
if (! defined($filename)) { |
| $formulas = $self->load_system_default_sheet(); |
$formulas = $self->load_system_default_sheet(); |
| } elsif($self->filename() =~ /^\/res\/.*\.spreadsheet$/) { |
} elsif($filename =~ /^\/res\/.*\.spreadsheet$/) { |
| # Load a spreadsheet definition file |
# Load a spreadsheet definition file |
| my $sheetxml=&Apache::lonnet::getfile |
my $sheetxml=&Apache::lonnet::getfile |
| (&Apache::lonnet::filelocation('',$filename)); |
(&Apache::lonnet::filelocation('',$filename)); |
|
Line 1564 sub load {
|
Line 1721 sub load {
|
| sub set_row_sources { |
sub set_row_sources { |
| my $self = shift; |
my $self = shift; |
| while (my ($cell,$value) = each(%{$self->{'formulas'}})) { |
while (my ($cell,$value) = each(%{$self->{'formulas'}})) { |
| next if ($cell !~ /^A(\d+)/ && $1 > 0); |
next if ($cell !~ /^A(\d+)/ || $1 < 1); |
| my $row = $1; |
my $row = $1; |
| $self->{'row_source'}->{$row} = $value; |
$self->{'row_source'}->{$row} = $value; |
| } |
} |
|
Line 1586 sub set_row_numbers {
|
Line 1743 sub set_row_numbers {
|
| ## |
## |
| sub exportrow { |
sub exportrow { |
| my $self = shift; |
my $self = shift; |
| |
if (exists($self->{'badcalc'}) && $self->{'badcalc'}) { |
| |
return (); |
| |
} |
| my @exportarray; |
my @exportarray; |
| foreach my $column (@UC_Columns) { |
foreach my $column (@UC_Columns) { |
| push(@exportarray,$self->value($column.'0')); |
push(@exportarray,$self->value($column.'0')); |
|
Line 1626 sub save {
|
Line 1786 sub save {
|
| return $reply if ($reply ne 'ok'); |
return $reply if ($reply ne 'ok'); |
| } |
} |
| if ($self->is_default()) { |
if ($self->is_default()) { |
| &Apache::lonnet::expirespread('','',$self->{'type'},''); |
if ($self->{'type'} eq 'studentcalc') { |
| if ($self->{'type'} eq 'assesscalc') { |
&Apache::lonnet::expirespread('','','studentcalc',''); |
| |
} elsif ($self->{'type'} eq 'assesscalc') { |
| |
&Apache::lonnet::expirespread('','','assesscalc',''); |
| &Apache::lonnet::expirespread('','','studentcalc',''); |
&Apache::lonnet::expirespread('','','studentcalc',''); |
| } |
} |
| } |
} |
|
Line 1641 sub save {
|
Line 1803 sub save {
|
| sub save_tmp { |
sub save_tmp { |
| my $self = shift; |
my $self = shift; |
| my $filename=$ENV{'user.name'}.'_'. |
my $filename=$ENV{'user.name'}.'_'. |
| $ENV{'user.domain'}.'_spreadsheet_'.$self->{'usymb'}.'_'. |
$ENV{'user.domain'}.'_spreadsheet_'.$self->{'symb'}.'_'. |
| $self->{'filename'}; |
$self->{'filename'}; |
| $filename=~s/\W/\_/g; |
$filename=~s/\W/\_/g; |
| $filename=$Apache::lonnet::tmpdir.$filename.'.tmp'; |
$filename=$Apache::lonnet::tmpdir.$filename.'.tmp'; |
|
Line 1661 sub save_tmp {
|
Line 1823 sub save_tmp {
|
| sub load_tmp { |
sub load_tmp { |
| my $self = shift; |
my $self = shift; |
| my $filename=$ENV{'user.name'}.'_'. |
my $filename=$ENV{'user.name'}.'_'. |
| $ENV{'user.domain'}.'_spreadsheet_'.$self->{'usymb'}.'_'. |
$ENV{'user.domain'}.'_spreadsheet_'.$self->{'symb'}.'_'. |
| $self->{'filename'}; |
$self->{'filename'}; |
| $filename=~s/\W/\_/g; |
$filename=~s/\W/\_/g; |
| $filename=$Apache::lonnet::tmpdir.$filename.'.tmp'; |
$filename=$Apache::lonnet::tmpdir.$filename.'.tmp'; |
|
Line 1719 sub othersheets {
|
Line 1881 sub othersheets {
|
| $self->{'cdom'}, $self->{'cnum'}); |
$self->{'cdom'}, $self->{'cnum'}); |
| my ($tmp) = keys(%results); |
my ($tmp) = keys(%results); |
| if ($tmp =~ /^(con_lost|error|no_such_host)/i ) { |
if ($tmp =~ /^(con_lost|error|no_such_host)/i ) { |
| @alternatives = ('Default'); |
@alternatives = (&mt('Default')); |
| } else { |
} else { |
| @alternatives = ('Default', sort (keys(%results))); |
@alternatives = (&mt('Default'), sort (keys(%results))); |
| } |
} |
| return @alternatives; |
return @alternatives; |
| } |
} |
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