loncom/interface/entities.pm - diff

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version 1.11, 2008/05/05 10:46:19	version 1.12.2.1, 2008/12/11 14:03:14
Line 1	Line 1
# The LearningOnline Network	# The LearningOnline Network
# entity -> tex.	# entity -> tex.
#	#
#	# $Id$
#	#
# Copyright Michigan State University Board of Trustees	# Copyright Michigan State University Board of Trustees
#	#
Line 979 sub entity_to_latex {	Line 979 sub entity_to_latex {
# Try to look up the entity (text or numeric) in the hash:	# Try to look up the entity (text or numeric) in the hash:



my $latex = $entities{"$entity"};	my $latex = $entities{"$entity"};
if (defined $latex) {	if (defined $latex) {
return $latex;	return $latex;
Line 1031 sub replace_entities {	Line 1032 sub replace_entities {
$latex = &entity_to_latex($entity);	$latex = &entity_to_latex($entity);
substr($input, $start, $end-$start) = $latex;	substr($input, $start, $end-$start) = $latex;
}	}

	# Hexadecimal entities:

	while ($input =~ /&\#x(\d\|[a-f,A-f])+;/) {
	($start) = @-;
	($end) = @+;
	$entity = "0" . substr($input, $start+2, $end-$start-3); # 0xhexnumber
	$latex = &entity_to_latex(hex($entity));
	substr($input, $start, $end-$start) = $latex;
	}


# Now the &text; entites;	# Now the &text; entites;

while ($input =~/(&\w+;)/) {	while ($input =~/(&\w+;)/) {