# The LearningOnline Network
# Printout
#
# (Internal Server Error Handler
#
# (Login Screen
# 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
# 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
#
# 3/1/1 Gerd Kortemeyer)
#
# 3/1 Gerd Kortemeyer
#
# 9/17 Alex Sakharuk
#
package Apache::lonprintout;
use strict;
use Apache::Constants qw(:common);
use Apache::lonxml;
use Apache::lonnet;
use Apache::File();
sub headerform {
my $r = shift;
$r->print(<<ENDHEADER);
<html>
<head>
<title>LON-CAPA output for printing</title>
</head>
<body bgcolor="FFFFFF">
<form method="post" enctype="multipart/form-data" action="/adm/printout" name="printform">
<h1>Printout:</h1><br></br>
ENDHEADER
}
sub menu_for_output {
my $r = shift;
$r->print(<<ENDMENUOUT);
<input type="hidden" name="phase" value="two">
<input type="radio" name="choice" value="Standard LaTeX output for current document"> Standard LaTeX output for current document<br></br>
<input type="radio" name="choice" value="Standard LaTeX output for the whole sequence"> Standard LaTeX output for the whole sequence<br></br>
<input type="submit" value="Please make a choice">
</form>
</body>
</html>
ENDMENUOUT
}
sub output_data {
my $r = shift;
$r->print(<<ENDPART);
<html>
<head>
<title>LON-CAPA output for printing</title>
</head>
<body bgcolor="FFFFFF">
<hr>
ENDPART
my $choice = $ENV{'form.choice'};
my $result = '';
my %mystyle;
my $filename;
if ($choice eq 'Standard LaTeX output for current document') {
my $file=&Apache::lonnet::filelocation("",'/res/'.$ENV{'request.ambiguous'});
my $filecontents=&Apache::lonnet::getfile($file);
$result = &Apache::lonxml::xmlparse('tex',$filecontents,'',%mystyle);
{
my $temp_file;
$filename = "/home/httpd/prtspool/$ENV{'environment.firstname'}$ENV{'environment.lastname'}temp$ENV{'user.login.time'}.tex";
unless ($temp_file = Apache::File->new('>'.$filename)) {
$r->log_error("Couldn't open $filename for output $!");
return SERVER_ERROR;
}
print $temp_file $result;
}
} elsif ($choice eq 'Standard LaTeX output for the whole sequence') {
my $current_file = '/res/'.$ENV{'request.ambiguous'};
$current_file =~ s/(\/res\/physnet\/physnet)(\/m\d+)\/(.*)/$1$2$2\.sequence/;
my $file=&Apache::lonnet::filelocation("",$current_file);
my $filecontents=&Apache::lonnet::getfile($file);
$result = &Apache::lonxml::xmlparse('tex',$filecontents,'',%mystyle);
my @number_seq = &content_map($result);
$r->print(@number_seq);
}
$r->print(<<FINALEND);
<meta http-equiv="Refresh" content="0; url=http://bistromath.lite.msu.edu/cgi-bin/printout.pl?$filename">
</body>
</html>
FINALEND
}
sub content_map {
#-- find a list of files to publish
my $map_string = shift;
my @number_seq = ();
my $startlink = index($map_string,'<link',0);
while ($startlink != -1) {
my $endlink = index($map_string,'</link>',$startlink);
my $chunk = substr($map_string,$startlink,$endlink-$startlink+7);
substr($map_string,$startlink,$endlink-$startlink+7) = '';
$_ = $chunk;
m/from=\"(\d+)\"/;
push @number_seq,$1;
m/to=\"(\d+)\"/;
push @number_seq,$1;
$startlink = index($map_string,'<link from="'.$1.'"',$startlink);
}
return @number_seq;
# my @one = ();
# my @two = ();
# my @three = ();
# my $start = index($map_string,'<link',0);
# while ($start != -1) {
# my $finish = index($map_string,'</link>',$start);
# my $chunk = substr($map_string,$start,$finish-$start+7);
# substr($map_string,$start,$finish-$start+7) = '';
# $_ = $chunk;
# m/from=\"(\d+)\"/;
# push @one,$1;
# m/to=\"(\d+)\"/;
# push @two,$1;
# $start = index($map_string,'<link',$start);
# }
# return @three;
# return $map_string;
}
sub handler {
my $r = shift;
$r->content_type('text/html');
$r->send_http_header;
#-- start form
&headerform($r);
#-- menu for output
unless ($ENV{'form.phase'}) {
&menu_for_output($r);
}
#-- core part
if ($ENV{'form.phase'} eq 'two') {
&output_data($r);
}
return OK;
}
1;
__END__
# my $ere;
# foreach $ere (%ENV) {
# $r->print(' SS '.$ere.' => '.$ENV{$ere}.' FF '."\n\n");
# }
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>