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Diff for /loncom/xml/lonxml.pm between versions 1.81 and 1.82

version 1.81, 2001/05/30 15:27:13 version 1.82, 2001/05/30 17:42:15
Line 172  sub xmlparse { Line 172  sub xmlparse {
   
  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");  
  $safeeval->permit("sort");  
  $safeeval->deny(":base_io");  
  $safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT');  
   
  $safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin');  
  $safehole->wrap(\&Math::Cephes::acos,$safeeval,'&acos');  
  $safehole->wrap(\&Math::Cephes::atan,$safeeval,'&atan');  
  $safehole->wrap(\&Math::Cephes::sinh,$safeeval,'&sinh');  
  $safehole->wrap(\&Math::Cephes::cosh,$safeeval,'&cosh');  
  $safehole->wrap(\&Math::Cephes::tanh,$safeeval,'&tanh');  
  $safehole->wrap(\&Math::Cephes::asinh,$safeeval,'&asinh');  
  $safehole->wrap(\&Math::Cephes::acosh,$safeeval,'&acosh');  
  $safehole->wrap(\&Math::Cephes::atanh,$safeeval,'&atanh');  
  $safehole->wrap(\&Math::Cephes::erf,$safeeval,'&erf');  
  $safehole->wrap(\&Math::Cephes::erfc,$safeeval,'&erfc');  
  $safehole->wrap(\&Math::Cephes::j0,$safeeval,'&j0');  
  $safehole->wrap(\&Math::Cephes::j1,$safeeval,'&j1');  
  $safehole->wrap(\&Math::Cephes::jn,$safeeval,'&jn');  
  $safehole->wrap(\&Math::Cephes::jv,$safeeval,'&jv');  
  $safehole->wrap(\&Math::Cephes::y0,$safeeval,'&y0');  
  $safehole->wrap(\&Math::Cephes::y1,$safeeval,'&y1');  
  $safehole->wrap(\&Math::Cephes::yn,$safeeval,'&yn');  
  $safehole->wrap(\&Math::Cephes::yv,$safeeval,'&yv');  
   
 #need to inspect this class of ops  
 # $safeeval->deny(":base_orig");  
  $safeinit .= ';$external::target='.$target.';';  
  $safeinit .= ';$external::randomseed='.&Apache::lonnet::rndseed().';';  
  &Apache::run::run($safeinit,$safeeval);  
 #-------------------- Redefinition of the target in the case of compound target  #-------------------- Redefinition of the target in the case of compound target
   
  ($target, my @tenta) = split('&&',$target);   ($target, my @tenta) = split('&&',$target);
Line 418  sub callsub { Line 388  sub callsub {
   return $currentstring;    return $currentstring;
 }  }
   
   sub init_safespace {
     my ($target,$safeeval,$safehole,$safeinit) = @_;
     $safeeval->permit("entereval");
     $safeeval->permit(":base_math");
     $safeeval->permit("sort");
     $safeeval->deny(":base_io");
     $safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT');
     
     $safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin');
     $safehole->wrap(\&Math::Cephes::acos,$safeeval,'&acos');
     $safehole->wrap(\&Math::Cephes::atan,$safeeval,'&atan');
     $safehole->wrap(\&Math::Cephes::sinh,$safeeval,'&sinh');
     $safehole->wrap(\&Math::Cephes::cosh,$safeeval,'&cosh');
     $safehole->wrap(\&Math::Cephes::tanh,$safeeval,'&tanh');
     $safehole->wrap(\&Math::Cephes::asinh,$safeeval,'&asinh');
     $safehole->wrap(\&Math::Cephes::acosh,$safeeval,'&acosh');
     $safehole->wrap(\&Math::Cephes::atanh,$safeeval,'&atanh');
     $safehole->wrap(\&Math::Cephes::erf,$safeeval,'&erf');
     $safehole->wrap(\&Math::Cephes::erfc,$safeeval,'&erfc');
     $safehole->wrap(\&Math::Cephes::j0,$safeeval,'&j0');
     $safehole->wrap(\&Math::Cephes::j1,$safeeval,'&j1');
     $safehole->wrap(\&Math::Cephes::jn,$safeeval,'&jn');
     $safehole->wrap(\&Math::Cephes::jv,$safeeval,'&jv');
     $safehole->wrap(\&Math::Cephes::y0,$safeeval,'&y0');
     $safehole->wrap(\&Math::Cephes::y1,$safeeval,'&y1');
     $safehole->wrap(\&Math::Cephes::yn,$safeeval,'&yn');
     $safehole->wrap(\&Math::Cephes::yv,$safeeval,'&yv');
     
   #need to inspect this class of ops
   # $safeeval->deny(":base_orig");
     $safeinit .= ';$external::target='.$target.';';
     $safeinit .= ';$external::randomseed='.&Apache::lonnet::rndseed().';';
     &Apache::run::run($safeinit,$safeeval);
   }
   
 sub startredirection {  sub startredirection {
   $Apache::lonxml::redirection++;    $Apache::lonxml::redirection++;
   push (@Apache::lonxml::outputstack, '');    push (@Apache::lonxml::outputstack, '');
Removed from v.1.81  
changed lines
  Added in v.1.82

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