version 1.80, 2001/05/28 18:27:46
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version 1.82, 2001/05/30 17:42:15
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Line 17 use strict;
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Line 17 use strict;
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use HTML::TokeParser; |
use HTML::TokeParser; |
use Safe; |
use Safe; |
use Safe::Hole; |
use Safe::Hole; |
use Math::Trig; |
use Math::Cephes qw(:trigs :hypers :bessels erf erfc); |
use Math::Cephes qw(j0 j1 jn jv y0 y1 yn yv); |
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use Opcode; |
use Opcode; |
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sub register { |
sub register { |
Line 173 sub xmlparse {
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Line 172 sub xmlparse {
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my $safeeval = new Safe; |
my $safeeval = new Safe; |
my $safehole = new Safe::Hole; |
my $safehole = new Safe::Hole; |
$safeeval->permit("entereval"); |
&init_safespace($target,$safeeval,$safehole,$safeinit); |
$safeeval->permit(":base_math"); |
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$safeeval->permit("sort"); |
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$safeeval->deny(":base_io"); |
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# $safe->share_from('Math::Trig',['acsc','asin','acos','atan']); |
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$safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT'); |
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$safehole->wrap(\&Math::Trig::acsc,$safeeval,'&acsc'); |
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$safehole->wrap(\&Math::Trig::acosec,$safeeval,'&acosec'); |
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$safehole->wrap(\&Math::Trig::asec,$safeeval,'&asec'); |
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$safehole->wrap(\&Math::Trig::acot,$safeeval,'&acot'); |
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$safehole->wrap(\&Math::Trig::acotan,$safeeval,'&acotan'); |
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$safehole->wrap(\&Math::Trig::acsch,$safeeval,'&acsch'); |
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$safehole->wrap(\&Math::Trig::acosech,$safeeval,'&acosech'); |
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$safehole->wrap(\&Math::Trig::asech,$safeeval,'&asech'); |
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$safehole->wrap(\&Math::Trig::acoth,$safeeval,'&acoth'); |
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$safehole->wrap(\&Math::Trig::acotanh,$safeeval,'&acotanh'); |
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$safehole->wrap(\&Math::Trig::asin,$safeeval,'&asin'); |
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$safehole->wrap(\&Math::Trig::acos,$safeeval,'&acos'); |
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$safehole->wrap(\&Math::Trig::atan,$safeeval,'&atan'); |
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$safehole->wrap(\&Math::Trig::asinh,$safeeval,'&asinh'); |
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$safehole->wrap(\&Math::Trig::acosh,$safeeval,'&acosh'); |
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$safehole->wrap(\&Math::Trig::atanh,$safeeval,'&atanh'); |
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$safehole->wrap(\&Math::Trig::atan2,$safeeval,'&atan2'); |
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$safehole->wrap(\&Math::Trig::csc,$safeeval,'&csc'); |
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$safehole->wrap(\&Math::Trig::cosec,$safeeval,'&cosec'); |
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$safehole->wrap(\&Math::Trig::sec,$safeeval,'&sec'); |
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$safehole->wrap(\&Math::Trig::cot,$safeeval,'&cot'); |
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$safehole->wrap(\&Math::Trig::cotan,$safeeval,'&cotan'); |
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$safehole->wrap(\&Math::Trig::csch,$safeeval,'&csch'); |
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$safehole->wrap(\&Math::Trig::cosech,$safeeval,'&cosech'); |
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$safehole->wrap(\&Math::Trig::sech,$safeeval,'&sech'); |
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$safehole->wrap(\&Math::Trig::coth,$safeeval,'&coth'); |
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$safehole->wrap(\&Math::Trig::cotanh,$safeeval,'&cptanh'); |
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$safehole->wrap(\&Math::Trig::deg2rad,$safeeval,'°2rad'); |
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$safehole->wrap(\&Math::Trig::deg2grad,$safeeval,'°2grad'); |
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$safehole->wrap(\&Math::Trig::grad2deg,$safeeval,'&grad2deg'); |
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$safehole->wrap(\&Math::Trig::grad2rad,$safeeval,'&grad2rad'); |
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$safehole->wrap(\&Math::Trig::rad2deg,$safeeval,'&rad2deg'); |
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$safehole->wrap(\&Math::Trig::rad2grad,$safeeval,'&rad2grad'); |
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$safehole->wrap(\&Math::Trig::pi,$safeeval,'&pi'); |
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$safehole->wrap(\&Math::Cephes::erf,$safeeval,'&erf'); |
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$safehole->wrap(\&Math::Cephes::erfc,$safeeval,'&erfc'); |
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$safehole->wrap(\&Math::Cephes::j0,$safeeval,'&j0'); |
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$safehole->wrap(\&Math::Cephes::j1,$safeeval,'&j1'); |
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$safehole->wrap(\&Math::Cephes::jn,$safeeval,'&jn'); |
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$safehole->wrap(\&Math::Cephes::jv,$safeeval,'&jv'); |
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$safehole->wrap(\&Math::Cephes::y0,$safeeval,'&y0'); |
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$safehole->wrap(\&Math::Cephes::y1,$safeeval,'&y1'); |
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$safehole->wrap(\&Math::Cephes::yn,$safeeval,'&yn'); |
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$safehole->wrap(\&Math::Cephes::yv,$safeeval,'&yv'); |
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#need to inspect this class of ops |
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# $safeeval->deny(":base_orig"); |
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$safeinit .= ';$external::target='.$target.';'; |
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$safeinit .= ';$external::randomseed='.&Apache::lonnet::rndseed().';'; |
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&Apache::run::run($safeinit,$safeeval); |
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#-------------------- Redefinition of the target in the case of compound target |
#-------------------- Redefinition of the target in the case of compound target |
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($target, my @tenta) = split('&&',$target); |
($target, my @tenta) = split('&&',$target); |
Line 444 sub callsub {
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Line 388 sub callsub {
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return $currentstring; |
return $currentstring; |
} |
} |
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sub init_safespace { |
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my ($target,$safeeval,$safehole,$safeinit) = @_; |
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$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,$safeeval,'&EXT'); |
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$safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin'); |
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$safehole->wrap(\&Math::Cephes::acos,$safeeval,'&acos'); |
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$safehole->wrap(\&Math::Cephes::atan,$safeeval,'&atan'); |
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$safehole->wrap(\&Math::Cephes::sinh,$safeeval,'&sinh'); |
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$safehole->wrap(\&Math::Cephes::cosh,$safeeval,'&cosh'); |
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$safehole->wrap(\&Math::Cephes::tanh,$safeeval,'&tanh'); |
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$safehole->wrap(\&Math::Cephes::asinh,$safeeval,'&asinh'); |
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$safehole->wrap(\&Math::Cephes::acosh,$safeeval,'&acosh'); |
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$safehole->wrap(\&Math::Cephes::atanh,$safeeval,'&atanh'); |
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$safehole->wrap(\&Math::Cephes::erf,$safeeval,'&erf'); |
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$safehole->wrap(\&Math::Cephes::erfc,$safeeval,'&erfc'); |
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$safehole->wrap(\&Math::Cephes::j0,$safeeval,'&j0'); |
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$safehole->wrap(\&Math::Cephes::j1,$safeeval,'&j1'); |
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$safehole->wrap(\&Math::Cephes::jn,$safeeval,'&jn'); |
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$safehole->wrap(\&Math::Cephes::jv,$safeeval,'&jv'); |
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$safehole->wrap(\&Math::Cephes::y0,$safeeval,'&y0'); |
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$safehole->wrap(\&Math::Cephes::y1,$safeeval,'&y1'); |
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$safehole->wrap(\&Math::Cephes::yn,$safeeval,'&yn'); |
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$safehole->wrap(\&Math::Cephes::yv,$safeeval,'&yv'); |
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#need to inspect this class of ops |
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# $safeeval->deny(":base_orig"); |
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$safeinit .= ';$external::target='.$target.';'; |
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$safeinit .= ';$external::randomseed='.&Apache::lonnet::rndseed().';'; |
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&Apache::run::run($safeinit,$safeeval); |
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} |
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sub startredirection { |
sub startredirection { |
$Apache::lonxml::redirection++; |
$Apache::lonxml::redirection++; |
push (@Apache::lonxml::outputstack, ''); |
push (@Apache::lonxml::outputstack, ''); |