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Diff for /loncom/interface/spreadsheet/Spreadsheet.pm between versions 1.24 and 1.25

version 1.24, 2003/09/08 20:32:22 version 1.25, 2003/09/12 18:59:48
Line 299  Returns the safe space required by a Spr Line 299  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 $safeeval = new Safe(shift);    if (! defined($safeeval)) {
     my $safehole = new Safe::Hole;        $safeeval = new Safe(shift);
     $safeeval->permit("entereval");        my $safehole = new Safe::Hole;
     $safeeval->permit(":base_math");        $safeeval->permit("entereval");
     $safeeval->permit("sort");        $safeeval->permit(":base_math");
     $safeeval->deny(":base_io");        $safeeval->permit("sort");
     $safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT');        $safeeval->deny(":base_io");
     $safehole->wrap(\&mask,$safeeval,'&mask');        $safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT');
     $safeeval->share('$@');        $safehole->wrap(\&mask,$safeeval,'&mask');
     my $code=<<'ENDDEFS';        $safeeval->share('$@');
         my $code=<<'ENDDEFS';
 # ---------------------------------------------------- Inside of the safe space  # ---------------------------------------------------- Inside of the safe space
 #  #
 # f: formulas  # f: formulas
Line 677  sub calc { Line 682  sub calc {
   
 # ------------------------------------------- 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();
     #      #
Line 691  ENDDEFS Line 697  ENDDEFS
     $self->{'safe'}->reval($initstring);      $self->{'safe'}->reval($initstring);
     return $self;      return $self;
 }  }
   
   }
   
 ######################################################  ######################################################
   
 =pod  =pod
Removed from v.1.24  
changed lines
  Added in v.1.25

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