--- loncom/interface/lonprintout.pm 2001/08/21 15:59:08 1.2
+++ loncom/interface/lonprintout.pm 2001/12/19 17:17:46 1.11
@@ -1,6 +1,30 @@
# The LearningOnline Network
# Printout
#
+# $Id: lonprintout.pm,v 1.11 2001/12/19 17:17:46 albertel Exp $
+#
+# Copyright Michigan State University Board of Trustees
+#
+# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
+#
+# LON-CAPA is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# LON-CAPA is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with LON-CAPA; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+# /home/httpd/html/adm/gpl.txt
+#
+# http://www.lon-capa.org/
+#
# (Internal Server Error Handler
#
# (Login Screen
@@ -11,56 +35,219 @@
#
# 3/1 Gerd Kortemeyer
#
+# 9/17 Alex Sakharuk
+#
package Apache::lonprintout;
use strict;
-use Apache::Constants qw(:common);
+use Apache::Constants qw(:common :http);
use Apache::lonxml;
use Apache::lonnet;
+use Apache::File();
-sub handler {
+
+
+sub headerform {
my $r = shift;
- $r->content_type('text/html');
- $r->send_http_header;
- return OK if $r->header_only;
+ $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
+}
-#--- my developmental space begin (Alex)
-#-- local menu
-
+
+sub menu_for_output {
+ my $r = shift;
+ $r->print(<<ENDMENUOUT);
+<input type="hidden" name="phase" value="two">
+<input type="hidden" name="url" value="$ENV{'form.postdata'}">
+<input type="radio" name="choice" value="Standard LaTeX output for current document"> Standard LaTeX output for current document<br />
+<input type="radio" name="choice" value="Standard LaTeX output for the primary sequence"> Standard LaTeX output for the primary sequence<br />
+<input type="radio" name="choice" value="Standard LaTeX output for the top level sequence"> Standard LaTeX output for the top level sequence<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
-#-- core
+ my $choice = $ENV{'form.choice'};
my $result = '';
my %mystyle;
+ my $filename;
- my $file=&Apache::lonnet::filelocation("",$ENV{'form.postdata'});
+ if ($choice eq 'Standard LaTeX output for current document') {
+ my $access=&Apache::lonnet::allowed('bre',$ENV{'form.url'});
+ if (($access ne '2') && ($access ne 'F')) {
+ $ENV{'user.error.msg'}="$ENV{'form.url'}:bre:1:1:Access Denied";
+ return HTTP_NOT_ACCEPTABLE;
+ }
+ my $file=&Apache::lonnet::filelocation("",$ENV{'form.url'});
+ my $filecontents=&Apache::lonnet::getfile($file);
+ $result = &Apache::lonxml::xmlparse('tex',$filecontents,'',%mystyle);
+ } elsif ($choice eq 'Standard LaTeX output for the primary sequence') {
+ my @master_seq = ();
+ my $keyword = 0;
+ my $output_seq = '';
+ my $current_file = '/res/'.$ENV{'request.ambiguous'};
+ $current_file =~ s/(\/res\/physnet\/physnet)(\/m\d+)\/(.*)/$1$2$2\.sequence/;
+ while ($current_file ne '') {
+ my $file=&Apache::lonnet::filelocation("",$current_file);
+ my $filecontents=&Apache::lonnet::getfile($file);
+ my @file_seq = &content_map($filecontents);
+ if (defined @file_seq) {
+#-- adding an additional array to the master one
+ if (defined @master_seq) {
+ my $old_value = $#master_seq;
+ my $total_value = $#master_seq + $#file_seq +2;
+ for (my $j=0; $j<=$old_value-$keyword+1; $j++) {
+ $master_seq[$total_value-$j] = $master_seq[$old_value-$j];
+ }
+ for (my $j=0; $j<=$#file_seq; $j++){
+ $master_seq[$keyword+$j] = $file_seq[$j];
+ }
+ @file_seq = ();
+ $keyword = 0;
+ } else {
+ @master_seq = @file_seq;
+ @file_seq = ();
+ }
+ }
+#-- checking wether .sequence file is among the set of files
+ $current_file = '';
+ for (my $i=0; $i<=$#file_seq; $i++) {
+ $_ = $file_seq[$i];
+ if (m/(.*)\.sequence/) {
+ $current_file = $_;
+ $keyword = $i;
+ last;
+ }
+ }
+ }
+#-- produce an output string
+ for (my $i=0;$i<=$#master_seq;$i++) {
+ $_ = $master_seq[$i];
+ m/\"(.*)\"/;
+ if (index($1,'-tc.xml',0)==-1) {
+ my $file=&Apache::lonnet::filelocation("",$1);
+ my $filecontents=&Apache::lonnet::getfile($file);
+ $output_seq .= $filecontents;
+ }
+ }
+#-- cleanup of output string (temporary cbi-specific)
+ $output_seq =~ s/<physnet>//g;
+ $output_seq =~ s/<\/physnet>//g;
+ $output_seq = '<physnet>'.$output_seq.' </physnet>';
+#-- final accord
+ $result = &Apache::lonxml::xmlparse('tex',$output_seq,'',%mystyle);
+ }
+#-- writing .tex file in prtspool
+ {
+ 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 $result;
+ }
+$r->print(<<FINALEND);
+<meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename">
+</body>
+</html>
+FINALEND
+}
+
+
+
+
+sub content_map {
+#-- find a list of files to print
+ my $map_string = shift;
+ my @number_seq = ();
+ my @file_seq = ();
+ my $startlink = index($map_string,'<link',0);
+ my $endlink = index($map_string,'</link>',$startlink);
+ my $chunk = substr($map_string,$startlink,$endlink-$startlink+7);
+ $_ = $chunk;
+ m/from=\"(\d+)\"/;
+ push @number_seq,$1;
+ while ($startlink != -1) {
+ $endlink = index($map_string,'</link>',$startlink);
+ $chunk = substr($map_string,$startlink,$endlink-$startlink+7);
+ substr($map_string,$startlink,$endlink-$startlink+7) = '';
+ $_ = $chunk;
+ m/to=\"(\d+)\"/;
+ push @number_seq,$1;
+ $startlink = index($map_string,'<link from="'.$1.'"',$startlink);
+ }
+ my $stalink = index($map_string,' to="'.$number_seq[0].'"',$startlink);
+ while ($stalink != -1) {
+ $startlink = rindex($map_string,'<link ',$stalink);
+ $endlink = index($map_string,'</link>',$startlink);
+ $chunk = substr($map_string,$startlink,$endlink-$startlink+7);
+ substr($map_string,$startlink,$endlink-$startlink+7) = '';
+ $_ = $chunk;
+ m/from=\"(\d+)\"/;
+ unshift @number_seq,$1;
+ $stalink = index($map_string,' to="'.$number_seq[0].'"',0);
+ }
+ for (my $i=0;$i<=$#number_seq;$i++) {
+ $stalink = index($map_string,' id="'.$number_seq[$i].'"',0);
+ $startlink = index($map_string,'src="',$stalink);
+ $startlink = index($map_string,'"',$startlink);
+ $endlink = index($map_string,'"',$startlink+1);
+ $chunk = substr($map_string,$startlink,$endlink-$startlink+1);
+ push @file_seq,$chunk;
+ }
+ return @file_seq;
+}
- my $filecontents=&Apache::lonnet::getfile($file);
- $result = &Apache::lonxml::xmlparse('tex',$filecontents,'',%mystyle);
-
- $r->print($result);
- return OK;
+sub handler {
-#--- my developmental space end (Alex)
+ 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;
-# --------------------------------------------------- Print login screen header
-# $r->print(<<ENDDOCUMENT);
-#<html>
-#<head>
-#<title>The LearningOnline Network with CAPA</title>
-#</head>
-#<body bgcolor="#FFFFFF">
-#<h1>Printout</h1>
-#<img src="/adm/lonKaputt/lonconstruct.gif">
-
-#</body>
-#</html>
-#ENDDOCUMENT
-# return OK;
}
1;
__END__
+
+
+# my $ere;
+# foreach $ere (%ENV) {
+# $r->print(' SS '.$ere.' => '.$ENV{$ere}.' FF '."\n\n");
+# }