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Up to [LON-CAPA] / loncom / xml

- fixed bug with poorly formed xml documents

    1: package Apache::run;
    2: 
    3: sub evaluate {
    4:   my ($expression,$safeeval,$decls) = @_;
    5: # print "inside2 evaluate $decls with $expression<br>\n";
    6: # gerd's old method interpolates unset vars
    7: # $safeeval->reval('return qq('.$expression.');');
    8:   unless (defined $expression) { return ''; }
    9:   $safeeval->reval('$_=\''.$expression.'\';');
   10:   $safeeval->reval('{'.$decls.'$_=~s/(\$\{?[A-Za-z]\w*\}?)/(defined(eval($1))?eval($1):$1)/ge;}');
   11:   $safeeval->reval('return $_;');
   12: }
   13: 
   14: sub run {
   15:   my ($code,$safeeval) = @_;
   16: #  print "inside run\n";
   17:   $safeeval->reval($code);
   18: }
   19: 
   20: 1;
   21: __END__;