version 1.6, 2006/12/11 17:37:43
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version 1.12, 2006/12/19 17:44:16
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Line 31 package Apache::lonmaxima;
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Line 31 package Apache::lonmaxima;
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use strict; |
use strict; |
use IO::Socket; |
use IO::Socket; |
use Apache::lonnet; |
use Apache::lonnet; |
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use Apache::response(); |
use LONCAPA; |
use LONCAPA; |
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sub connect { |
sub connect { |
Line 68 sub blacklisted {
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Line 69 sub blacklisted {
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sub runscript { |
sub runscript { |
my ($socket,$fullscript)=@_; |
my ($socket,$fullscript)=@_; |
if (&blacklisted($fullscript)) { return 'Error: blacklisted'; } |
if (&blacklisted($fullscript)) { return 'Error: blacklisted'; } |
return &maximareply($socket,$fullscript); |
my $reply; |
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$fullscript=~s/[\n\r\l]//gs; |
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foreach my $line (split(/\;/s,$fullscript)) { |
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if ($line=~/\w/) { $reply=&maximareply($socket,$line.";\n"); } |
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if ($reply=~/^Error\:/) { return $reply; } |
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} |
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$reply=~s/\W//gs; |
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return $reply; |
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} |
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sub maxima_cas_formula_fix { |
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my ($expression)=@_; |
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return &Apache::response::implicit_multiplication($expression); |
} |
} |
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sub maxima_run { |
sub maxima_run { |
my ($script,$submission,$arguments) = @_; |
my ($script,$submission,$argument) = @_; |
my $socket=&connect(); |
my $socket=&connect(); |
my $fullscript=$script; |
my @submissionarray=split(/\s*\,\s*/,$submission); |
my $reply=&runscript($socket,$fullscript); |
for (my $i=0;$i<=$#submissionarray;$i++) { |
# &Apache::lonnet::logthis('Script:'.$fullscript); |
my $n=$i+1; |
# &Apache::lonnet::logthis('Sub:'.$submission); |
my $fixedsubmission=&maxima_cas_formula_fix($submissionarray[$i]); |
# &Apache::lonnet::logthis('Arg:'.$arguments); |
$script=~s/RESPONSE\[$n\]/$fixedsubmission/gs; |
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} |
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my @argumentarray=@{$argument}; |
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for (my $i=0;$i<=$#argumentarray;$i++) { |
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my $n=$i+1; |
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my $fixedargument=&maxima_cas_formula_fix($argumentarray[$i]); |
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$script=~s/LONCAPALIST\[$n\]/$fixedargument/gs; |
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} |
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my $reply=&runscript($socket,$script); |
&disconnect($socket); |
&disconnect($socket); |
if ($reply=~/^\s*true\s*$/) { return 'EXACT_ANS'; } |
if ($reply=~/^\s*true\s*$/) { return 'EXACT_ANS'; } |
if ($reply=~/^\s*false\s*/) { return 'INCORRECT'; } |
if ($reply=~/^\s*false\s*/) { return 'INCORRECT'; } |
return 'BAD_FORMULA'; |
return 'BAD_FORMULA'; |
} |
} |
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sub maxima_eval { |
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my ($script) = @_; |
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my $socket=&connect(); |
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my $reply=&runscript($socket,$script); |
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&disconnect($socket); |
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return $reply; |
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} |
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sub compareterms { |
sub compareterms { |
my ($socket,$terma,$termb)=@_; |
my ($socket,$terma,$termb)=@_; |
my $difference=$terma.'-'.$termb; |
my $difference=$terma.'-'.$termb; |