loncom/xml/lontexconvert.pm - diff

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Diff for /loncom/xml/lontexconvert.pm between versions 1.58 and 1.59

version 1.58, 2005/02/24 10:09:32	version 1.59, 2005/02/25 05:54:01
Line 117 sub convert_real {	Line 117 sub convert_real {
return ($xmlstring,$errorstring);	return ($xmlstring,$errorstring);
}	}

sub converted {	sub tth_converted {
my $texstring=shift;	my $texstring=shift;
my $xmlstring='['.&mt('UNDISPLAYABLE').']';	my $xmlstring='['.&mt('UNDISPLAYABLE').']';
if ($Apache::lontexconvert::messedup) {	if ($Apache::lontexconvert::messedup) {
return '['.&mt('TeX unconverted due to previous errors').']';	return '['.&mt('TeX unconverted due to previous errors').']';
}	}
	$$texstring ='\\documentstyle{article}'.$$texstring;

eval(<<'ENDCONV');	eval(<<'ENDCONV');
($xmlstring,$errorstring)=&convert_real($texstring)	($xmlstring,$errorstring)=&convert_real($texstring)
ENDCONV	ENDCONV
Line 140 ENDCONV	Line 142 ENDCONV
return $xmlstring;	return $xmlstring;
}	}

	sub jsMath_converted {
	my $texstring=shift;
	my $tag='span';
	if ($$texstring=~/[^\\]\$\$/) {
	#has a $$ in it, guessinng it's display mode
	$tag='div';
	}
	&Apache::lonnet::logthis($$texstring);
	$$texstring=~s/(?!\\)\$//g;
	$$texstring=~s/\\ensuremath//g
	&Apache::lonnet::logthis($$texstring);
	return '<'.$tag.' class="math">'.$$texstring.'</'.$tag.'>';
	}

	sub converted {
	if ($ENV{'environment.texengine'} eq 'tth') {
	return &tth_converted;
	} elsif ($ENV{'environment.texengine'} eq 'jsMath') {
	return &jsMath_converted;
	}
	return &tth_converted;
	}

# ====================================================================== Footer	# ====================================================================== Footer

sub footer {	sub footer {

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