loncom/xml/run.pm - diff

Return to run.pm CVS log

Up to [LON-CAPA] / loncom / xml

version 1.4, 2000/06/29 18:53:24	version 1.6, 2000/09/19 18:05:21
Line 2 package Apache::run;	Line 2 package Apache::run;

sub evaluate {	sub evaluate {
my ($expression,$safeeval,$decls) = @_;	my ($expression,$safeeval,$decls) = @_;
# print "inside2 evaluate with $expression\n";	# print "inside2 evaluate $decls with $expression<br>\n";
# gerd's old method interpolates unset vars	# gerd's old method interpolates unset vars
# $safeeval->reval('return qq('.$expression.');');	# $safeeval->reval('return qq('.$expression.');');
	unless (defined $expression) { return ''; }
$safeeval->reval('$_=\''.$expression.'\';');	$safeeval->reval('$_=\''.$expression.'\';');
$safeeval->reval('{'.$decls.'$_=~s/(\$\{?[A-Za-z]\w*\}?)/(defined(eval($1))?eval($1):$1)/ge;}');	$safeeval->reval('{'.$decls.'$_=~s/(\$\{?[A-Za-z]\w*\}?)/(defined(eval($1))?eval($1):$1)/ge;}');
$safeeval->reval('return $_;');	$safeeval->reval('return $_;');