loncom/xml/lontexconvert.pm - diff

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Diff for /loncom/xml/lontexconvert.pm between versions 1.14 and 1.19

version 1.14, 2003/02/03 18:03:53	version 1.19, 2003/02/27 21:01:39
Line 44 package Apache::lontexconvert;	Line 44 package Apache::lontexconvert;
use strict;	use strict;
use tth;	use tth;
use vars qw($errorstring);	use vars qw($errorstring);
	use Apache();
use Apache::lonmsg;	use Apache::lonmsg;
use Apache::lonxml;	use Apache::lonxml;
	use Apache::lonmenu;

# ====================================================================== Header	# ====================================================================== Header

Line 70 sub header {	Line 72 sub header {
return &Apache::lonxml::xmlbegin().	return &Apache::lonxml::xmlbegin().
&Apache::lonxml::fontsettings().	&Apache::lonxml::fontsettings().
"\n<head>\n".	"\n<head>\n".
&Apache::lonxml::registerurl(undef,'tex').	&Apache::lonmenu::registerurl(undef,'tex').
"\n</head>\n";	"\n</head>\n";
}	}

# ================================================================== Conversion	# ================================================================== Conversion

	$Apache::lontexconvert::messedup=0;
sub converted {	sub converted {
my $texstring=shift;	my $texstring=shift;
my $xmlstring='[UNDISPLAYABLE]';	my $xmlstring='[UNDISPLAYABLE]';
	if ($Apache::lontexconvert::messedup) {
	return '[Uncoverted Due To Previous Errors]';
	}
eval(<<'ENDCONV');	eval(<<'ENDCONV');
{	{
local $SIG{SEGV}=sub { die; };	local $SIG{SEGV}=sub { $Apache::lontexconvert::messedup=1; die; };
if ($ENV{'browser.mathml'}) {	if ($ENV{'browser.mathml'}) {
$xmlstring=&tth::ttm($$texstring);	$xmlstring=&tth::ttm($$texstring);
$xmlstring=~s/\<math\>/\<math xmlns=\"\&mathns\;\"\>/g;	$xmlstring=~s/\<math\>/\<math xmlns=\"\&mathns\;\"\>/g;
Line 94 sub converted {	Line 100 sub converted {
}	}
}	}
ENDCONV	ENDCONV
	if ($Apache::lontexconvert::messedup \|\| &tth::tthmessedup()) {
	&Apache::lonnet::logthis("Trying to kill myself");
	$Apache::lontexconvert::messedup=1;
	my $request=Apache->request();
	$request->child_terminate();
	}
return $xmlstring;	return $xmlstring;
}	}

Line 116 sub footer {	Line 128 sub footer {
sub to_convert {	sub to_convert {
my ($string) = @_;	my ($string) = @_;
$string=~s/\<br\s*\/?\>/ /g;	$string=~s/\<br\s*\/?\>/ /g;
	$string=&HTML::Entities::decode($string);
return &converted(\$string);	return &converted(\$string);
}	}

sub msgtexconverted {	sub msgtexconverted {
my $message=shift;	my $message=shift;

#FIXME this crap needs to go but right now the -L option might be	$errorstring='';
#ignored if this isn;t the first time the tth engine is used
#thus the \\document class crap, it makes sure we init the LaTeX stuff
if ($ENV{'browser.mathml'}) {	if ($ENV{'browser.mathml'}) {
&tth::ttminit();	&tth::ttminit();
&tth::ttmoptions("-L");	if ($ENV{'browser.unicode'}) {
	&tth::ttmoptions('-L -u1');
	} else {
	&tth::ttmoptions('-L -u0');
	}
} else {	} else {
&tth::tthinit();	&tth::tthinit();
&tth::tthoptions("-L");	if ($ENV{'browser.unicode'}) {
	&tth::tthoptions('-L -u1');
	} else {
	&tth::tthoptions('-L -u0');
	}
}	}
$message=~s/(\$\$.+?\$\$)/&to_convert("\\documentclass{article}".$1)/ge;	$message=~s/(\$\$.+?\$\$)/&to_convert($1)/ge;
$message=~s/(\$.+?\$)/&to_convert("\\documentclass{article}".$1)/ge;	$message=~s/(\$.+?\$)/&to_convert($1)/ge;
$message=~s/(\\$.+?\\$)/&to_convert("\\documentclass{article}".$1)/ge;	$message=~s/(\\$.+?\\$)/&to_convert($1)/ge;
$message=~s/(\\\[.+?\\\])/&to_convert("\\documentclass{article}".$1)/ge;	$message=~s/(\\\[.+?\\\])/&to_convert($1)/ge;
return $message.$errorstring;	return $message.$errorstring;
}	}

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Removed from v.1.14
changed lines
	Added in v.1.19