version 1.67, 2005/07/05 18:59:03
|
version 1.76, 2006/09/05 17:33:11
|
Line 42 package Apache::lontexconvert;
|
Line 42 package Apache::lontexconvert;
|
use strict; |
use strict; |
use tth(); |
use tth(); |
use vars qw($errorstring); |
use vars qw($errorstring); |
use Apache(); |
#use Apache::lonxml(); |
use Apache::lonmsg(); |
|
use Apache::lonxml(); |
|
use Apache::lonmenu(); |
|
use Apache::lonlocal; |
use Apache::lonlocal; |
use Apache::lonnet; |
use Apache::lonnet; |
|
use lib '/home/httpd/lib/perl/'; |
|
use LONCAPA; |
|
|
|
|
# ====================================================================== Header |
# ====================================================================== Header |
|
|
sub init_tth { |
sub init_tth { |
my $options=$env{'course.'.$env{'request.course.id'}.'.tthoptions'}; |
my $options=$env{'course.'.$env{'request.course.id'}.'.tthoptions'}; |
|
if ($options =~ /\S/) { |
|
$options = ' '.$options; |
|
} else { |
|
undef($options); |
|
} |
if ($env{'browser.mathml'}) { |
if ($env{'browser.mathml'}) { |
&tth::ttminit(); |
&tth::ttminit(); |
if ($env{'browser.unicode'}) { |
if ($env{'browser.unicode'}) { |
&tth::ttmoptions('-L -u1 '.$options); |
&tth::ttmoptions('-L -u1'.$options); |
} else { |
} else { |
&tth::ttmoptions('-L -u0 '.$options); |
&tth::ttmoptions('-L -u0'.$options); |
} |
} |
} else { |
} else { |
&tth::tthinit(); |
&tth::tthinit(); |
if ($env{'browser.unicode'}) { |
if ($env{'browser.unicode'}) { |
&tth::tthoptions('-L -u1 '.$options); |
&tth::tthoptions('-L -u1'.$options); |
} else { |
} else { |
&tth::tthoptions('-L -u0 '.$options); |
&tth::tthoptions('-L -u0'.$options); |
} |
} |
} |
} |
} |
} |
|
|
sub header { |
|
$errorstring=''; |
|
my $time=time; |
|
&init_tth(); |
|
return &Apache::lonxml::xmlbegin(). |
|
"\n<head>\n". |
|
&Apache::lonxml::fontsettings(). |
|
&Apache::lonmenu::registerurl(undef,'tex'). |
|
"\n</head>\n"; |
|
} |
|
|
|
# ================================================================== Conversion |
# ================================================================== Conversion |
|
|
$Apache::lontexconvert::messedup=0; |
$Apache::lontexconvert::messedup=0; |
Line 137 ENDCONV
|
Line 131 ENDCONV
|
$errorstring) { |
$errorstring) { |
&Apache::lonnet::logthis("Trying to kill myself"); |
&Apache::lonnet::logthis("Trying to kill myself"); |
$Apache::lontexconvert::messedup=1; |
$Apache::lontexconvert::messedup=1; |
my $request=Apache->request(); |
if (ref($Apache::lonxml::request)) { |
$request->child_terminate(); |
$Apache::lonxml::request->child_terminate(); |
|
} else { |
|
my $request; |
|
eval { $request=Apache->request; }; |
|
if (!$request) { |
|
eval { $request=Apache2::RequestUtil->request; }; |
|
} |
|
if ($request) { |
|
$request->child_terminate(); |
|
} else { |
|
&Apache::lonnet::logthis("Unable to find a request to do child_terminate on"); |
|
} |
|
} |
} |
} |
return $xmlstring; |
return $xmlstring; |
} |
} |
Line 170 sub jsMath_converted {
|
Line 176 sub jsMath_converted {
|
} |
} |
|
|
{ |
{ |
my $jsMath_sent_header; |
my @jsMath_sent_header; |
sub jsMath_reset { |
sub jsMath_reset { |
$jsMath_sent_header=0; |
undef(@jsMath_sent_header); |
|
} |
|
sub jsMath_push { |
|
push(@jsMath_sent_header,0); |
} |
} |
sub jsMath_header { |
sub jsMath_header { |
return '' if $jsMath_sent_header; |
return '' if $jsMath_sent_header[-1]; |
$jsMath_sent_header=1; |
$jsMath_sent_header[-1]=1; |
return |
return |
'<script type="text/javascript"> |
'<script type="text/javascript"> |
function NoFontMessage () {} |
function NoFontMessage () {} |
</script>'."\n". |
</script>'."\n". |
'<script src="/adm/jsMath/jsMath.js"></script>'."\n"; |
'<script type="text/javascript" src="/adm/jsMath/jsMath.js"></script>'."\n"; |
} |
} |
sub jsMath_process { |
sub jsMath_process { |
return '' if !$jsMath_sent_header; |
my $state = pop(@jsMath_sent_header); |
|
return '' if !$state; |
return '<script type="text/javascript">jsMath.Process()</script>'; |
return '<script type="text/javascript">jsMath.Process()</script>'; |
} |
} |
} |
} |
|
|
|
sub init_math_support { |
|
&init_tth(); |
|
&Apache::lontexconvert::jsMath_push(); |
|
if ($env{'environment.texengine'} eq 'jsMath' || |
|
$env{'form.texengine'} eq 'jsMath' ) { |
|
return &Apache::lontexconvert::jsMath_header(); |
|
} |
|
return; |
|
} |
|
|
sub mimetex_converted { |
sub mimetex_converted { |
my $texstring=shift; |
my $texstring=shift; |
my $displaystyle=&displaystyle($texstring); |
my $displaystyle=&displaystyle($texstring); |
Line 198 sub mimetex_converted {
|
Line 218 sub mimetex_converted {
|
if ($displaystyle) { |
if ($displaystyle) { |
$$texstring='\\displaystyle \\Large '.$$texstring; |
$$texstring='\\displaystyle \\Large '.$$texstring; |
} |
} |
my $result='<img src="/cgi-bin/mimetex.cgi?'.&Apache::lonnet::escape($$texstring).'" />'; |
my $result='<img src="/cgi-bin/mimetex.cgi?'.&escape($$texstring).'" />'; |
if ($displaystyle) { |
if ($displaystyle) { |
$result='<center>'.$result.'</center>'; |
$result='<center>'.$result.'</center>'; |
} |
} |
Line 208 sub mimetex_converted {
|
Line 228 sub mimetex_converted {
|
sub converted { |
sub converted { |
my ($string,$mode)=@_; |
my ($string,$mode)=@_; |
if ($mode eq '') { $mode=$env{'environment.texengine'}; } |
if ($mode eq '') { $mode=$env{'environment.texengine'}; } |
if ($mode eq 'tth') { |
if ($mode =~ /tth/i) { |
return &tth_converted($string); |
return &tth_converted($string); |
} elsif ($mode eq 'jsMath') { |
} elsif ($mode =~ /jsmath/i) { |
return &jsMath_converted($string); |
return &jsMath_converted($string); |
} elsif ($mode eq 'mimetex') { |
} elsif ($mode =~ /mimetex/i) { |
return &mimetex_converted($string); |
return &mimetex_converted($string); |
} |
} |
return &tth_converted($string); |
return &tth_converted($string); |
} |
} |
|
|
# ====================================================================== Footer |
|
|
|
sub footer { |
|
my $xmlstring=''; |
|
if ($env{'request.state'} eq 'construct') { |
|
$xmlstring.='<address>'.$errorstring.'</address>'; |
|
} else { |
|
&Apache::lonmsg::author_res_msg($env{'request.filename'},$errorstring); |
|
} |
|
# -------------------------------------------------------------------- End Body |
|
$xmlstring.=&Apache::lonxml::xmlend(); |
|
return $xmlstring; |
|
} |
|
|
|
# ------------------------------------------------------------ Message display |
# ------------------------------------------------------------ Message display |
|
|
sub to_convert { |
sub to_convert { |