Annotation of loncom/xml/lontexconvert.pm, revision 1.2
1.1 harris41 1: # The LearningOnline Network with CAPA
2: # TeX Conversion Module
3: #
4: # 05/29/00,05/30,10/11,10/20 Gerd Kortemeyer
5: # 05/03/2001 Scott Harrison
6:
7: package Apache::lontexconvert;
8:
9: use strict;
10: use tth;
11: use vars qw($errorstring);
12: use Apache::lonmsg;
13:
14: # ====================================================================== Header
15:
16: sub header {
17: $errorstring='';
18: my $time=time;
19: my $addhead=<<END;
20: <script language="JavaScript">
21: if (window.location.pathname!="/res/adm/pages/menu.html") {
22: menu=window.open("","LONCAPAmenu");
1.2 ! harris41 23: menu.currentURL=window.location.pathname;
1.1 harris41 24: }
25: </script>
26: END
27: if ($ENV{'browser.mathml'}) {
28: &tth::ttminit();
29: return '<?xml version="1.0"?>'
30: .'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'
31: .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '
32: .'[<!ENTITY mathns "http://www.w3.org/1998/Math/MathML">]>'
33: .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
34: .'xmlns="http://www.w3.org/TR/REC-html40">'
35: ."<head>$addhead</head>"
36: ."\n";
37: } else {
38: &tth::tthinit();
39: my $headerstring='<html>';
40: if ($ENV{'browser.os'} eq 'mac') {
41: $headerstring.="<head>\n"
42: .'<meta Content-Type="text/html; charset=x-mac-roman">'
43: ."\n$addhead</head>\n";
44: }
45: else {
46: $headerstring.="<head>$addhead</head>";
47: }
48: return $headerstring."\n";
49: }
50: }
51:
52: # ================================================================== Conversion
53:
54: sub converted {
55: my $texstring=shift;
56: my $xmlstring;
57: if ($ENV{'browser.mathml'}) {
58: $xmlstring=&tth::ttm($$texstring);
59: $xmlstring=~s/\<math\>/\<math xmlns=\"\&mathns\;\"\>/g;
60: $xmlstring=~s/\<br\>/\<br\/\>/g;
61: $xmlstring=~s/\<p\>/\<p\>\<\/p\>/g;
62: $errorstring.=&tth::ttmerror();
63: } else {
64: $xmlstring=&tth::tth($$texstring);
65: $errorstring.=&tth::ttherror();
66: }
67: return $xmlstring;
68: }
69:
70: # ====================================================================== Footer
71:
72: sub footer {
73: my $xmlstring='';
74: if ($ENV{'request.state'} eq 'construct') {
75: $xmlstring.='<address>'.$errorstring.'</address>';
76: } else {
77: &Apache::lonmsg::author_res_msg($ENV{'request.filename'},$errorstring);
78: }
79: # -------------------------------------------------------------------- End Body
80: $xmlstring.='</html>';
81: return $xmlstring;
82: }
83:
84: 1;
85: __END__
86:
87:
88:
89:
90:
91:
92:
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