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Diff for /loncom/interface/lonprintout.pm between versions 1.365 and 1.440

version 1.365, 2005/02/22 23:32:48	version 1.440, 2006/06/06 11:02:38
Line 1	Line 1
# The LearningOnline Network	# The LearningOnline Network
# Printout	# Printout
#	#
# $Id$	# $Id$
Line 41 use Apache::lonnavmaps;	Line 41 use Apache::lonnavmaps;
use Apache::lonratedt;	use Apache::lonratedt;
use POSIX qw(strftime);	use POSIX qw(strftime);
use Apache::lonlocal;	use Apache::lonlocal;
	use Carp;
	use lib '/home/httpd/lib/perl/';
	use LONCAPA;

	my %perm;

	#
	# Convert a numeric code to letters
	#
	sub num_to_letters {
	my ($num) = @_;
	my @nums= split('',$num);
	my @num_to_let=('A'..'Z');
	my $word;
	foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
	return $word;
	}
	# Convert a letter code to numeric.
	#
	sub letters_to_num {
	my ($letters) = @_;
	my @letters = split('', uc($letters));
	my %substitution;
	my $digit = 0;
	foreach my $letter ('A'..'J') {
	$substitution{$letter} = $digit;
	$digit++;
	}
	# The substitution is done as below to preserve leading
	# zeroes which are needed to keep the code size exact
	#
	my $result ="";
	foreach my $letter (@letters) {
	$result.=$substitution{$letter};
	}
	return $result;
	}

	# Determine if a code is a valid numeric code. Valid
	# numeric codes must be comprised entirely of digits and
	# have a correct number of digits.
	#
	# Parameters:
	# value - proposed code value.
	# num_digits - Number of digits required.
	#
	sub is_valid_numeric_code {
	my ($value, $num_digits) = @_;
	# Remove leading/trailing whitespace;
	$value =~ s/^\s*//g;
	$value =~ s/\s*$//g;

	# All digits?
	if ($value !~ /^[0-9]+$/) {
	return "Numeric code $value has invalid characters - must only be digits";
	}
	if (length($value) != $num_digits) {
	return "Numeric code $value incorrect number of digits (correct = $num_digits)";
	}
	return undef;
	}
	# Determines if a code is a valid alhpa code. Alpha codes
	# are ciphers that map [A-J,a-j] -> 0..9 0..9.
	# They also have a correct digit count.
	# Parameters:
	# value - Proposed code value.
	# num_letters - correct number of letters.
	# Note:
	# leading and trailing whitespace are ignored.
	#
	sub is_valid_alpha_code {
	my ($value, $num_letters) = @_;

	# strip leading and trailing spaces.

	$value =~ s/^\s*//g;
	$value =~ s/\s*$//g;

	# All alphas in the right range?
	if ($value !~ /^[A-J,a-j]+$/) {
	return "Invalid letter code $value must only contain A-J";
	}
	if (length($value) != $num_letters) {
	return "Letter code $value has incorrect number of letters (correct = $num_letters)";
	}
	return undef;
	}

	# Determine if a code entered by the user in a helper is valid.
	# valid depends on the code type and the type of code selected.
	# The type of code selected can either be numeric or
	# Alphabetic. If alphabetic, the code, in fact is a simple
	# substitution cipher for the actual numeric code: 0->A, 1->B ...
	# We'll be nice and be case insensitive for alpha codes.
	# Parameters:
	# code_value - the value of the code the user typed in.
	# code_option - The code type selected from the set in the scantron format
	# table.
	# Returns:
	# undef - The code is valid.
	# other - An error message indicating what's wrong.
	#
	sub is_code_valid {
	my ($code_value, $code_option) = @_;
	my ($code_type, $code_length) = ('letter', 6); # defaults.
	open(FG, $Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
	foreach my $line (<FG>) {
	my ($name, $type, $length) = (split(/:/, $line))[0,2,4];
	if($name eq $code_option) {
	$code_length = $length;
	if($type eq 'number') {
	$code_type = 'number';
	}
	}
	}
	my $valid;
	if ($code_type eq 'number') {
	return &is_valid_numeric_code($code_value, $code_length);
	} else {
	return &is_valid_alpha_code($code_value, $code_length);
	}

	}

# Compare two students by name. The students are in the form	# Compare two students by name. The students are in the form
# returned by the helper:	# returned by the helper:
Line 106 sub latex_header_footer_remove {	Line 229 sub latex_header_footer_remove {
$text =~ s/\\documentclass([^&]*)\\begin{document}//;	$text =~ s/\\documentclass([^&]*)\\begin{document}//;
return $text;	return $text;
}	}
	#
	# If necessary, encapsulate text inside
	# a minipage env.
	# necessity is determined by the problem_split param.
	#
	sub encapsulate_minipage {
	my ($text) = @_;
	if (!($env{'form.problem.split'} =~ /yes/i)) {
	$text = '\begin{minipage}{\textwidth}'.$text.'\end{minipage}';
	}
	return $text;
	}
	#
	# The NUMBER_TO_PRINT and SPLIT_PDFS
	# variables interact, this sub looks at these two parameters
	# and comes up with a final value for NUMBER_TO_PRINT which can be:
	# all - if SPLIT_PDFS eq 'all'.
	# 1 - if SPLIT_PDFS eq 'oneper'
	# section - if SPLIT_PDFS eq 'sections'
	# <unchanged> - if SPLIT_PDFS eq 'usenumber'
	#
	sub adjust_number_to_print {
	my $helper = shift;

	my $split_pdf = $helper->{'VARS'}->{'SPLIT_PDFS'};

	if ($split_pdf eq 'all') {
	$helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'all';
	} elsif ($split_pdf eq 'oneper') {
	$helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 1;
	} elsif ($split_pdf eq 'sections') {
	$helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'section';
	} elsif ($split_pdf eq 'usenumber') {
	# Unmodified.
	} else {
	# Error!!!!

	croak "bad SPLIT_PDFS: $split_pdf in lonprintout::adjust_number_to_print";
	}
	}

sub character_chart {	sub character_chart {
my $result = shift;	my $result = shift;
Line 313 sub character_chart {	Line 475 sub character_chart {
$result =~ s/&(\#252\|uuml);/\\\"{u}/g;	$result =~ s/&(\#252\|uuml);/\\\"{u}/g;
$result =~ s/&(\#253\|yacute);/\\\'{y}/g;	$result =~ s/&(\#253\|yacute);/\\\'{y}/g;
$result =~ s/&(\#255\|yuml);/\\\"{y}/g;	$result =~ s/&(\#255\|yuml);/\\\"{y}/g;
	$result =~ s/&\#295;/\\ensuremath\{\\hbar\}/g;
$result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;	$result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
#Greek Alphabet	#Greek Alphabet
$result =~ s/&(alpha\|\#945);/\\ensuremath\{\\alpha\}/g;	$result =~ s/&(alpha\|\#945);/\\ensuremath\{\\alpha\}/g;
Line 388 sub character_chart {	Line 551 sub character_chart {
$result =~ s/&(prod\|\#8719);/\\ensuremath\{\\prod\}/g;	$result =~ s/&(prod\|\#8719);/\\ensuremath\{\\prod\}/g;
$result =~ s/&(sum\|\#8721);/\\ensuremath\{\\sum\}/g;	$result =~ s/&(sum\|\#8721);/\\ensuremath\{\\sum\}/g;
$result =~ s/&(minus\|\#8722);/\\ensuremath\{-\}/g;	$result =~ s/&(minus\|\#8722);/\\ensuremath\{-\}/g;
	$result =~ s/–/\\ensuremath\{-\}/g;
$result =~ s/&(lowast\|\#8727);/\\ensuremath\{*\}/g;	$result =~ s/&(lowast\|\#8727);/\\ensuremath\{*\}/g;
$result =~ s/&(radic\|\#8730);/\\ensuremath\{\\surd\}/g;	$result =~ s/&(radic\|\#8730);/\\ensuremath\{\\surd\}/g;
$result =~ s/&(prop\|\#8733);/\\ensuremath\{\\propto\}/g;	$result =~ s/&(prop\|\#8733);/\\ensuremath\{\\propto\}/g;
Line 443 my %page_formats=	Line 607 my %page_formats=
'2' => ['3.16 in','13 in','-0.57 in','-0.57 in','-0.5 in']	'2' => ['3.16 in','13 in','-0.57 in','-0.57 in','-0.5 in']
},	},
'album' => {	'album' => {
'1' => [],	'1' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'],
'2' => []	'2' => ['6.0 in','7.1 in','-1 in','-1 in','5 in']
},	},
},	},
'tabloid' => {	'tabloid' => {
Line 453 my %page_formats=	Line 617 my %page_formats=
'2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in']	'2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in']
},	},
'album' => {	'album' => {
'1' => [],	'1' => ['16 in','9.8 in','-0.57 in','-0.57 in','-0.5 in'],
'2' => []	'2' => ['16 in','4.9 in','-0.57 in','-0.57 in','-0.5 in']
},	},
},	},
'executive' => {	'executive' => {
Line 534 sub page_format {	Line 698 sub page_format {

sub get_name {	sub get_name {
my ($uname,$udom)=@_;	my ($uname,$udom)=@_;
if (!defined($uname)) { $uname=$ENV{'user.name'}; }	if (!defined($uname)) { $uname=$env{'user.name'}; }
if (!defined($udom)) { $udom=$ENV{'user.domain'}; }	if (!defined($udom)) { $udom=$env{'user.domain'}; }
my $plainname=&Apache::loncommon::plainname($uname,$udom);	my $plainname=&Apache::loncommon::plainname($uname,$udom);
if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }	if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
$plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');	$plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
Line 544 sub get_name {	Line 708 sub get_name {

sub get_course {	sub get_course {
my $courseidinfo;	my $courseidinfo;
if (defined($ENV{'request.course.id'})) {	if (defined($env{'request.course.id'})) {
$courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'header');	$courseidinfo = &Apache::lonxml::latex_special_symbols(&unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header');
}	}
return $courseidinfo;	return $courseidinfo;
}	}
Line 607 sub page_cleanup {	Line 771 sub page_cleanup {

sub details_for_menu {	sub details_for_menu {
my ($helper)=@_;	my ($helper)=@_;
my $postdata=$ENV{'form.postdata'};	my $postdata=$env{'form.postdata'};
if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }	if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }
my $name_of_resource = &Apache::lonnet::gettitle($postdata);	my $name_of_resource = &Apache::lonnet::gettitle($postdata);
my $symbolic = &Apache::lonnet::symbread($postdata);	my $symbolic = &Apache::lonnet::symbread($postdata);
Line 618 sub details_for_menu {	Line 782 sub details_for_menu {
$map =~ m\|([^/]+)$\|;	$map =~ m\|([^/]+)$\|;
$name_of_sequence = $1;	$name_of_sequence = $1;
}	}
my $name_of_map = &Apache::lonnet::gettitle($ENV{'request.course.uri'});	my $name_of_map = &Apache::lonnet::gettitle($env{'request.course.uri'});
if ($name_of_map =~ /^\s*$/) {	if ($name_of_map =~ /^\s*$/) {
$ENV{'request.course.uri'} =~ m\|([^/]+)$\|;	$env{'request.course.uri'} =~ m\|([^/]+)$\|;
$name_of_map = $1;	$name_of_map = $1;
}	}
return ($name_of_resource,$name_of_sequence,$name_of_map);	return ($name_of_resource,$name_of_sequence,$name_of_map);
Line 628 sub details_for_menu {	Line 792 sub details_for_menu {


sub latex_corrections {	sub latex_corrections {
	my ($number_of_columns,$result,$selectionmade,$answer_mode) = @_;
my ($number_of_columns,$result,$selectionmade) = @_;

# $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;	# $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
$result =~ s/\$number_of_columns/$number_of_columns/g;	$result =~ s/\$number_of_columns/$number_of_columns/g;
if ($selectionmade ne '1') {	if ($selectionmade eq '1' \|\| $answer_mode eq 'only') {
$result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License $1/;	$result =~ s/(\\end{document})/\\strut\\vskip 0 mm\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License $1/;
} else {	} else {
$result =~ s/(\\end{document})/\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License $1/;	$result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License $1/;
}	}
$result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;	$result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
$result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;	$result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
Line 648 sub latex_corrections {	Line 810 sub latex_corrections {
$first_comment = index($result,'<!--',$first_comment);	$first_comment = index($result,'<!--',$first_comment);
}	}
$result =~ s/^\s+$//gm; #remove empty lines	$result =~ s/^\s+$//gm; #remove empty lines
$result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space	#removes more than one empty space
	$result =~ s\|(\s\s+)\|($1=~/[\n\r]/)?"\n":" "\|ge;
$result =~ s/\\\\\s*\\vskip/\\vskip/gm;	$result =~ s/\\\\\s*\\vskip/\\vskip/gm;
$result =~ s/\\\\\s\\noindent\s(\\\\)+/\\\\\\noindent /g;	$result =~ s/\\\\\s\\noindent\s(\\\\)+/\\\\\\noindent /g;
$result =~ s/{\\par }\s*\\\\/\\\\/gm;	$result =~ s/{\\par }\s*\\\\/\\\\/gm;
Line 659 sub latex_corrections {	Line 822 sub latex_corrections {
}	}
$result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;	$result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
$result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;	$result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;

return $result;	return $result;
}	}

Line 694 sub IndexCreation {	Line 856 sub IndexCreation {

sub print_latex_header {	sub print_latex_header {
my $mode=shift;	my $mode=shift;
my $output='\documentclass[letterpaper]{article}';	my $output='\documentclass[letterpaper,twoside]{article}';
if (($mode eq 'batchmode') \|\| (!$ENV{'request.role.adv'})) {	if (($mode eq 'batchmode') \|\| (!$perm{'pav'})) {
$output.='\batchmode';	$output.='\batchmode';
}	}
$output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'."\n".	$output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'."\n".
	'\usepackage{multirow}'."\n".
'\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'."\n".	'\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'."\n".
'\usepackage[dvips]{graphicx}\usepackage{epsfig}'."\n".	'\usepackage[dvips]{graphicx}\usepackage{epsfig}'."\n".
	'\usepackage{wrapfig}'.
'\usepackage{picins}\usepackage{calc}'."\n".	'\usepackage{picins}\usepackage{calc}'."\n".
'\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'."\n".	'\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'."\n".
'\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'."\n".	'\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'."\n".
Line 720 sub print_latex_header {	Line 884 sub print_latex_header {

sub path_to_problem {	sub path_to_problem {
my ($urlp,$colwidth)=@_;	my ($urlp,$colwidth)=@_;
	$urlp=&Apache::lonnet::clutter($urlp);

my $newurlp = '';	my $newurlp = '';
$colwidth=~s/\smm\s$//;	$colwidth=~s/\smm\s$//;
#characters average about 2 mm in width	#characters average about 2 mm in width
if (length($urlp)*2 > $colwidth) {	if (length($urlp)*2 > $colwidth) {
my @elements = split '/',$urlp;	my @elements = split('/',$urlp);
my $curlength=0;	my $curlength=0;
foreach my $element (@elements) {	foreach my $element (@elements) {
	if ($element eq '') { next; }
if ($curlength+(length($element)*2) > $colwidth) {	if ($curlength+(length($element)*2) > $colwidth) {
$newurlp .= '\|\vskip -1 mm \noindent \verb\|';	$newurlp .= '\|\vskip -1 mm \verb\|';
$curlength=0;	$curlength=length($element)*2;
} else {	} else {
$curlength+=length($element)*2;	$curlength+=length($element)*2;
}	}
Line 768 sub get_textwidth {	Line 935 sub get_textwidth {


sub unsupported {	sub unsupported {
my ($currentURL,$mode)=@_;	my ($currentURL,$mode,$symb)=@_;
if ($mode ne '') {$mode='\\'.$mode}	if ($mode ne '') {$mode='\\'.$mode}
my $result.= &print_latex_header($mode);	my $result.= &print_latex_header($mode);
if ($currentURL=~/\/ext\//) {	if ($currentURL=~m\|^(/adm/wrapper/)?ext/\|) {
$result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' ';	$currentURL=~s\|^(/adm/wrapper/)?ext/\|http://\|;
	my $title=&Apache::lonnet::gettitle($symb);
	$title = &Apache::lonxml::latex_special_symbols($title);
	$result.=' \strut \\\\ '.$title.' \strut \\\\ '.$currentURL.' ';
} else {	} else {
$result.=$currentURL;	$result.=$currentURL;
}	}
Line 782 sub unsupported {	Line 952 sub unsupported {


#	#
	# List of recently generated print files
	#
	sub recently_generated {
	my $r=shift;
	my $prtspool=$r->dir_config('lonPrtDir');
	my $zip_result;
	my $pdf_result;
	opendir(DIR,$prtspool);

	my @files =
	grep(/^$env{'user.name'}_$env{'user.domain'}_printout_(\d+)_.*\.(pdf\|zip)$/,readdir(DIR));
	closedir(DIR);

	@files = sort {
	my ($actime) = (stat($prtspool.'/'.$a))[10];
	my ($bctime) = (stat($prtspool.'/'.$b))[10];
	return $bctime <=> $actime;
	} (@files);

	foreach my $filename (@files) {
	my ($ext) = ($filename =~ m/(pdf\|zip)$/);
	my ($cdev,$cino,$cmode,$cnlink,
	$cuid,$cgid,$crdev,$csize,
	$catime,$cmtime,$cctime,
	$cblksize,$cblocks)=stat($prtspool.'/'.$filename);
	my $result="<a href='/prtspool/$filename'>".
	&mt('Generated [_1] ([_2] bytes)',
	&Apache::lonlocal::locallocaltime($cctime),$csize).
	'</a><br />';
	if ($ext eq 'pdf') { $pdf_result .= $result; }
	if ($ext eq 'zip') { $zip_result .= $result; }
	}
	if ($zip_result) {
	$r->print('<h4>'.&mt('Recently generated printout zip files')."</h4>\n"
	.$zip_result);
	}
	if ($pdf_result) {
	$r->print('<h4>'.&mt('Recently generated printouts')."</h4>\n"
	.$pdf_result);
	}
	}

	#
# Retrieve the hash of page breaks.	# Retrieve the hash of page breaks.
#	#
# Inputs:	# Inputs:
Line 790 sub unsupported {	Line 1003 sub unsupported {
# A reference to a page break hash.	# A reference to a page break hash.
#	#
#	#
	#use Data::Dumper;
	#sub dump_helper_vars {
	# my ($helper) = @_;
	# my $helpervars = Dumper($helper->{'VARS'});
	# &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars");
	#}

sub get_page_breaks {	sub get_page_breaks {
my ($helper) = @_;	my ($helper) = @_;
my %page_breaks;	my %page_breaks;

foreach my $break (split /\\|\\|\\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {	foreach my $break (split /\\|\\|\\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {
$page_breaks{$break} = 1;	$page_breaks{$break} = 1;
}	}

return %page_breaks;	return %page_breaks;
}	}

sub output_data {	sub output_data {
my ($r,$helper,$rparmhash) = @_;	my ($r,$helper,$rparmhash) = @_;
my %parmhash = %$rparmhash;	my %parmhash = %$rparmhash;
my $html=&Apache::lonxml::xmlbegin();	my $resources_printed = '';
my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');	my $js = <<ENDPART;
$r->print(<<ENDPART);	<script type="text/javascript">
$html
<head>
<script type="text/javascript" language="Javascript">
var editbrowser;	var editbrowser;
function openbrowser(formname,elementname,only,omit) {	function openbrowser(formname,elementname,only,omit) {
var url = '/res/?';	var url = '/res/?';
Line 834 $html	Line 1049 $html
editbrowser.focus();	editbrowser.focus();
}	}
</script>	</script>
<title>LON-CAPA output for printing</title>
</head>
$bodytag
Please stand by while processing your print request, this may take some time ...
ENDPART	ENDPART

	my $start_page = &Apache::loncommon::start_page('Preparing Printout',$js);
	my $msg = &mt('Please stand by while processing your print request, this may take some time ...');

	$r->print($start_page."\n<p>\n$msg\n</p>\n");

# fetch the pagebreaks and store them in the course environment	# fetch the pagebreaks and store them in the course environment
# The page breaks will be pulled into the hash %page_breaks which is	# The page breaks will be pulled into the hash %page_breaks which is
# indexed by symb and contains 1's for each break.	# indexed by symb and contains 1's for each break.

$ENV{'form.pagebreaks'} = $helper->{'VARS'}->{'FINISHPAGE'};	$env{'form.pagebreaks'} = $helper->{'VARS'}->{'FINISHPAGE'};
	$env{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'};
&Apache::loncommon::store_course_settings('print',	&Apache::loncommon::store_course_settings('print',
{'pagebreaks' => 'scalar'});	{'pagebreaks' => 'scalar',
	'lastprinttype' => 'scalar'});

my %page_breaks = &get_page_breaks($helper);	my %page_breaks = &get_page_breaks($helper);

Line 862 ENDPART	Line 1079 ENDPART
$laystyle='book';	$laystyle='book';
}	}
my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);	my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
my $assignment = $ENV{'form.assignment'};	my $assignment = $env{'form.assignment'};
my $LaTeXwidth=&recalcto_mm($textwidth);	my $LaTeXwidth=&recalcto_mm($textwidth);
my @print_array=();	my @print_array=();
my @student_names=();	my @student_names=();
Line 875 ENDPART	Line 1092 ENDPART
my %form;	my %form;
$form{'grade_target'} = 'tex';	$form{'grade_target'} = 'tex';
$form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth);	$form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth);

	# If form.showallfoils is set, then request all foils be shown:
	# privilege will be enforced both by not allowing the
	# check box selecting this option to be presnt unless it's ok,
	# and by lonresponse's priv. check.
	# The if is here because lonresponse.pm only cares that
	# showallfoils is defined, not what the value is.

	if ($helper->{'VARS'}->{'showallfoils'} eq "1") {
	$form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
	}

if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {	if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
#-- single document - problem, page, html, xml, ...	#-- single document - problem, page, html, xml, ...
my ($currentURL,$cleanURL);	my ($currentURL,$cleanURL);

if ($helper->{'VARS'}->{'construction'} ne '1') {	if ($helper->{'VARS'}->{'construction'} ne '1') {
#prints published resource	#prints published resource
$currentURL=$helper->{'VARS'}->{'postdata'};	$currentURL=$helper->{'VARS'}->{'postdata'};
Line 890 ENDPART	Line 1119 ENDPART
$cleanURL=$currentURL;	$cleanURL=$currentURL;
}	}
$selectionmade = 1;	$selectionmade = 1;
if ($cleanURL=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|page\|xml\|html\|htm\|xhtml\|xhtm)$/) {	if ($cleanURL!~m\|^/adm/\|
	&& $cleanURL=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|page\|xml\|html\|htm\|xhtml\|xhtm)$/) {
my $rndseed=time;	my $rndseed=time;
my $texversion='';	my $texversion='';
if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {	if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
Line 898 ENDPART	Line 1128 ENDPART
$moreenv{'request.filename'}=$cleanURL;	$moreenv{'request.filename'}=$cleanURL;
if ($helper->{'VARS'}->{'style_file'}=~/\w/) {	if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
$moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};	$moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};
my $dom = $ENV{'user.domain'};	my $dom = $env{'user.domain'};
my $user = $ENV{'user.name'};	my $user = $env{'user.name'};
my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);	my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);
}	}
if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}	if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
Line 913 ENDPART	Line 1143 ENDPART
}	}
$form{'rndseed'}=$rndseed;	$form{'rndseed'}=$rndseed;
&Apache::lonnet::appenv(%moreenv);	&Apache::lonnet::appenv(%moreenv);
&Apache::lonnet::delenv('form.counter');
&Apache::lonxml::init_counter();	&Apache::lonxml::clear_problem_counter();

	$resources_printed .= $currentURL.':';
$texversion.=&Apache::lonnet::ssi($currentURL,%form);	$texversion.=&Apache::lonnet::ssi($currentURL,%form);
&Apache::lonnet::delenv('form.counter');
	&Apache::lonxml::clear_problem_counter();

&Apache::lonnet::delenv('request.filename');	&Apache::lonnet::delenv('request.filename');
}	}
	# current document with answers.. no need to encap in minipage
	# since there's only one answer.

if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') \|\|	if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') \|\|
($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {	($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
$form{'problem_split'}=$parmhash{'problem_stream_switch'};	$form{'problem_split'}=$parmhash{'problem_stream_switch'};
$form{'grade_target'}='answer';	$form{'grade_target'}='answer';
$form{'answer_output_mode'}='tex';	$form{'answer_output_mode'}='tex';
$form{'rndseed'}=$rndseed;	$form{'rndseed'}=$rndseed;
	if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {
	$form{'problemtype'}='exam';
	}
	$resources_printed .= $currentURL.':';
my $answer=&Apache::lonnet::ssi($currentURL,%form);	my $answer=&Apache::lonnet::ssi($currentURL,%form);
if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {	if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;	$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
Line 953 ENDPART	Line 1194 ENDPART
if ($currentURL=~m/\.page\s*$/) {	if ($currentURL=~m/\.page\s*$/) {
($result,$number_of_columns) = &page_cleanup($result);	($result,$number_of_columns) = &page_cleanup($result);
}	}
} elsif ($currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {	} elsif ($cleanURL!~m\|^/adm/\|
	&& $currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {
#printing content of sequence from the construction space	#printing content of sequence from the construction space
my $flag_latex_header_remove = 'NO';	my $flag_latex_header_remove = 'NO';
my $rndseed=time;	my $rndseed=time;
Line 972 ENDPART	Line 1214 ENDPART
$form{'suppress_tries'}=$parmhash{'suppress_tries'};	$form{'suppress_tries'}=$parmhash{'suppress_tries'};
$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};	$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
$form{'rndseed'}=$rndseed;	$form{'rndseed'}=$rndseed;
	$resources_printed .=$urlp.':';
$texversion=&Apache::lonnet::ssi($urlp,%form);	$texversion=&Apache::lonnet::ssi($urlp,%form);
}	}
if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') \|\|	if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') \|\|
($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&	($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&
($urlp=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|page)$/)) {	($urlp=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|page)$/)) {
$form{'grade_target'}='answer';	# Don't permanently modify %$form...
$form{'answer_output_mode'}='tex';	my %answerform = %form;
$form{'rndseed'}=$rndseed;	$answerform{'grade_target'}='answer';
$form{'problem_split'}=$parmhash{'problem_stream_switch'};	$answerform{'answer_output_mode'}='tex';
if ($urlp=~/\/res\//) {$ENV{'request.state'}='published';}	$answerform{'rndseed'}=$rndseed;
my $answer=&Apache::lonnet::ssi($urlp,%form);	$answerform{'problem_split'}=$parmhash{'problem_stream_switch'};
	if ($urlp=~/\/res\//) {$env{'request.state'}='published';}
	$resources_printed .= $urlp.':';
	my $answer=&Apache::lonnet::ssi($urlp,%answerform);
if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {	if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;	$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
} else {	} else {
	# If necessary, encapsulate answer in minipage:

$texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});	$texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
$texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';	my $body ='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
$texversion.=&path_to_problem ($currentURL,$LaTeXwidth);	$body.=&path_to_problem($urlp,$LaTeXwidth);
$texversion.='\vskip 1 mm '.$answer.'\end{document}';	$body.='\vskip 1 mm '.$answer.'\end{document}';
	$body = &encapsulate_minipage($body);
	$texversion.=$body;
}	}
}	}
if ($flag_latex_header_remove ne 'NO') {	if ($flag_latex_header_remove ne 'NO') {
Line 1014 ENDPART	Line 1264 ENDPART
} elsif ($cleanURL=~/\/(smppg\|syllabus\|aboutme\|bulletinboard)$/) {	} elsif ($cleanURL=~/\/(smppg\|syllabus\|aboutme\|bulletinboard)$/) {
$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};	$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}	if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
	$resources_printed .= $currentURL.':';
my $texversion=&Apache::lonnet::ssi($currentURL,%form);	my $texversion=&Apache::lonnet::ssi($currentURL,%form);
$result .= $texversion;	$result .= $texversion;
} else {	} else {
$result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'});	$result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'},
	$helper->{'VARS'}->{'symb'});
}	}
} elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or	} elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or	($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
Line 1045 ENDPART	Line 1297 ENDPART
my $flag_page_in_sequence = 'NO';	my $flag_page_in_sequence = 'NO';
my @master_seq=split /\\|\\|\\|/, $helper->{'VARS'}->{'RESOURCES'};	my @master_seq=split /\\|\\|\\|/, $helper->{'VARS'}->{'RESOURCES'};
my $prevassignment='';	my $prevassignment='';
&Apache::lonnet::delenv('form.counter');
&Apache::lonxml::init_counter();	&Apache::lonxml::clear_problem_counter();

	my $pbreakresources = keys %page_breaks;
for (my $i=0;$i<=$#master_seq;$i++) {	for (my $i=0;$i<=$#master_seq;$i++) {

# Note due to document structure, not allowed to put \newpage	# Note due to document structure, not allowed to put \newpage
Line 1057 ENDPART	Line 1311 ENDPART
$result.="\\newpage\n";	$result.="\\newpage\n";
}	}
}	}
my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);	my ($sequence,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
$urlp=&Apache::lonnet::clutter($urlp);	$urlp=&Apache::lonnet::clutter($urlp);
$form{'symb'}=$master_seq[$i];	$form{'symb'}=$master_seq[$i];
my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);
my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem	my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem
if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}	if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
if ($i==0) {$prevassignment=$assignment;}	if ($i==0) {$prevassignment=$assignment;}
my $texversion='';	my $texversion='';
if ($urlp=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|page\|xml\|html\|htm\|xhtml\|xhtm)$/) {	if ($urlp!~m\|^/adm/\|
	&& $urlp=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|page\|xml\|html\|htm\|xhtml\|xhtm)$/) {
	$resources_printed .= $urlp.':';

	&Apache::lonxml::remember_problem_counter();
$texversion.=&Apache::lonnet::ssi($urlp,%form);	$texversion.=&Apache::lonnet::ssi($urlp,%form);
if ($urlp=~/\.page$/) {	if ($urlp=~/\.page$/) {
($texversion,my $number_of_columns_page) = &page_cleanup($texversion);	($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
Line 1073 ENDPART	Line 1331 ENDPART
$texversion =~ s/\\end{document}\d*/\\end{document}/;	$texversion =~ s/\\end{document}\d*/\\end{document}/;
$flag_page_in_sequence = 'YES';	$flag_page_in_sequence = 'YES';
}	}
my $lonidsdir=$r->dir_config('lonIDsDir');
my $envfile=$ENV{'user.environment'};
$envfile=~/\/([^\/]+)\.id$/;
$envfile=$1;
&Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
my $current_counter=$ENV{'form.counter'};
if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') \|\|	if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') \|\|
($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {	($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
$form{'grade_target'}='answer';	# Don't permanently pervert the %form hash
$form{'answer_output_mode'}='tex';	my %answerform = %form;
my $answer=&Apache::lonnet::ssi($urlp,%form);	$answerform{'grade_target'}='answer';
&Apache::lonnet::appenv(('form.counter' => $current_counter));	$answerform{'answer_output_mode'}='tex';
	$resources_printed .= $urlp.':';

	&Apache::lonxml::restore_problem_counter();
	my $answer=&Apache::lonnet::ssi($urlp,%answerform);

if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {	if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;	$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
} else {	} else {
if ($urlp=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library)$/) {	if ($urlp=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library)$/) {
$texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});	$texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
$texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm ';	my $body ='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($master_seq[$i]).'}\vskip 0 mm ';
$texversion.=&path_to_problem ($urlp,$LaTeXwidth);	$body .= &path_to_problem ($urlp,$LaTeXwidth);
$texversion.='\vskip 1 mm '.$answer;	$body .='\vskip 1 mm '.$answer;
	$body = &encapsulate_minipage($body);
	$texversion .= $body;
} else {	} else {
$texversion='';	$texversion='';
}	}
Line 1111 ENDPART	Line 1371 ENDPART
my $courseidinfo = &get_course();	my $courseidinfo = &get_course();
if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }	if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
$prevassignment=$assignment;	$prevassignment=$assignment;
$result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';	if ($numberofcolumns eq '1') {
	$result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';
	} else {
	$result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';
	}
}	}
$result .= $texversion;	$result .= $texversion;
$flag_latex_header_remove = 'YES';	$flag_latex_header_remove = 'YES';
} elsif ($urlp=~/\/(smppg\|syllabus\|aboutme\|bulletinboard)$/) {	} elsif ($urlp=~/\/(smppg\|syllabus\|aboutme\|bulletinboard)$/) {
$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};	$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}	if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
	$resources_printed .= $urlp.':';
my $texversion=&Apache::lonnet::ssi($urlp,%form);	my $texversion=&Apache::lonnet::ssi($urlp,%form);
if ($flag_latex_header_remove ne 'NO') {	if ($flag_latex_header_remove ne 'NO') {
$texversion = &latex_header_footer_remove($texversion);	$texversion = &latex_header_footer_remove($texversion);
Line 1127 ENDPART	Line 1392 ENDPART
$result .= $texversion;	$result .= $texversion;
$flag_latex_header_remove = 'YES';	$flag_latex_header_remove = 'YES';
} else {	} else {
$texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'});	$texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'},
	$master_seq[$i]);
if ($flag_latex_header_remove ne 'NO') {	if ($flag_latex_header_remove ne 'NO') {
$texversion = &latex_header_footer_remove($texversion);	$texversion = &latex_header_footer_remove($texversion);
} else {	} else {
Line 1138 ENDPART	Line 1404 ENDPART
}	}
if (&Apache::loncommon::connection_aborted($r)) { last; }	if (&Apache::loncommon::connection_aborted($r)) { last; }
}	}
&Apache::lonnet::delenv('form.counter');	&Apache::lonxml::clear_problem_counter();
if ($flag_page_in_sequence eq 'YES') {	if ($flag_page_in_sequence eq 'YES') {
$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;	$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
}	}
Line 1163 ENDPART	Line 1429 ENDPART
# Each element of the students array is of the form:	# Each element of the students array is of the form:
# username:domain:section:last, first:status	# username:domain:section:last, first:status
#	#
	# Note that student sort is not compatible with printing
	# 1 section per pdf...so that setting overrides.
#	#
if ($helper->{'VARS'}->{'student_sort'} eq 1) {	if (($helper->{'VARS'}->{'student_sort'} eq 1) &&
	($helper->{'VARS'}->{'SPLIT_PDFS'} ne "sections")) {
@students = sort compare_names @students;	@students = sort compare_names @students;
}	}
	&adjust_number_to_print($helper);

if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' \|\|	if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' \|\|
$helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {	$helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
$helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;	$helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
}	}
	# If we are splitting on section boundaries, we need
	# to remember that in split_on_sections and
	# print all of the students in the list.
	#
	my $split_on_sections = 0;
	if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'section') {
	$split_on_sections = 1;
	$helper->{'VARS'}->{'NUMBER_TO_PRINT'} = $#students+1;
	}
my @master_seq=split /\\|\\|\\|/, $helper->{'VARS'}->{'RESOURCES'};	my @master_seq=split /\\|\\|\\|/, $helper->{'VARS'}->{'RESOURCES'};

#loop over students	#loop over students
Line 1180 ENDPART	Line 1460 ENDPART
$moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);	$moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
$moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};	$moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
$moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};	$moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
	$moreenv{'suppress_tries'} = $parmhash{'suppress_tries'};
if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}	if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}
my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');	my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
my $student_counter=-1;	my $student_counter=-1;
	my $i = 0;
	my $last_section = (split(/:/,$students[0]))[2];
foreach my $person (@students) {	foreach my $person (@students) {

my $duefile="/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.due";	my $duefile="/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
if (-e $duefile) {	if (-e $duefile) {
my $temp_file = Apache::File->new('>>'.$duefile);	my $temp_file = Apache::File->new('>>'.$duefile);
print $temp_file "1969\n";	print $temp_file "1969\n";
}	}
$student_counter++;	$student_counter++;
my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});	if ($split_on_sections) {
my ($output,$fullname)=&print_resources($r,$helper,	my $this_section = (split(/:/,$person))[2];
	if ($this_section ne $last_section) {
	$i++;
	$last_section = $this_section;
	}
	} else {
	$i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
	}
	my ($output,$fullname, $printed)=&print_resources($r,$helper,
$person,$type,	$person,$type,
\%moreenv,\@master_seq,	\%moreenv,\@master_seq,
$flag_latex_header_remove,	$flag_latex_header_remove,
$LaTeXwidth);	$LaTeXwidth);
	$resources_printed .= ":";
$print_array[$i].=$output;	$print_array[$i].=$output;
$student_names[$i].=$person.':'.$fullname.'_END_';	$student_names[$i].=$person.':'.$fullname.'_END_';
&Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);	&Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
Line 1207 ENDPART	Line 1499 ENDPART
$result .= $print_array[0].' \end{document}';	$result .= $print_array[0].' \end{document}';
} elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') \|\|	} elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') \|\|
($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) {	($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) {
my $cdom =$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};	my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum =$ENV{'course.'.$ENV{'request.course.id'}.'.num'};	my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};	my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};	my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};	my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
	my $single_code = $helper->{'VARS'}->{'SINGLE_CODE'};
	my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'};

	my $code_option=$helper->{'VARS'}->{'CODE_OPTION'};
	open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
	my ($code_type,$code_length)=('letter',6);
	foreach my $line (<FH>) {
	my ($name,$type,$length) = (split(/:/,$line))[0,2,4];
	if ($name eq $code_option) {
	$code_length=$length;
	if ($type eq 'number') { $code_type = 'number'; }
	}
	}
my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));	my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
$moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};	$moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
	$moreenv{'instructor_comments'}='hide';
my $seed=time+($$<<16)+($$);	my $seed=time+($$<<16)+($$);
my @allcodes;	my @allcodes;
if ($old_name) {	if ($old_name) {
my %result=&Apache::lonnet::get('CODEs',[$old_name],$cdom,$cnum);	my %result=&Apache::lonnet::get('CODEs',
	[$old_name,"type\0$old_name"],
	$cdom,$cnum);
	$code_type=$result{"type\0$old_name"};
@allcodes=split(',',$result{$old_name});	@allcodes=split(',',$result{$old_name});
$num_todo=scalar(@allcodes);	$num_todo=scalar(@allcodes);
	} elsif ($selected_code) { # Selection value is always numeric.
	$num_todo = 1;
	@allcodes = ($selected_code);
	} elsif ($single_code) {

	$num_todo = 1; # Unconditionally one code to do.
	# If an alpha code have to convert to numbers so it can be
	# converted back to letters again :-)
	#
	if ($code_type ne 'number') {
	$single_code = &letters_to_num($single_code);
	}
	@allcodes = ($single_code);
} else {	} else {
my %allcodes;	my %allcodes;
srand($seed);	srand($seed);
for (my $i=0;$i<$num_todo;$i++) {	for (my $i=0;$i<$num_todo;$i++) {
$moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,'6');	$moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,$code_length,
	$code_type);
}	}
if ($code_name) {	if ($code_name) {
&Apache::lonnet::put('CODEs',	&Apache::lonnet::put('CODEs',
{$code_name =>join(',',keys(%allcodes))},	{
	$code_name =>join(',',keys(%allcodes)),
	"type\0$code_name" => $code_type
	},
$cdom,$cnum);	$cdom,$cnum);
}	}
@allcodes=keys(%allcodes);	@allcodes=keys(%allcodes);
Line 1244 ENDPART	Line 1570 ENDPART
my $count=0;	my $count=0;
foreach my $code (sort(@allcodes)) {	foreach my $code (sort(@allcodes)) {
my $file_num=int($count/$number_per_page);	my $file_num=int($count/$number_per_page);
$moreenv{'CODE'}=&num_to_letters($code);	if ($code_type eq 'number') {
my ($output,$fullname)=	$moreenv{'CODE'}=$code;
	} else {
	$moreenv{'CODE'}=&num_to_letters($code);
	}
	my ($output,$fullname, $printed)=
&print_resources($r,$helper,'anonymous',$type,\%moreenv,	&print_resources($r,$helper,'anonymous',$type,\%moreenv,
\@master_seq,$flag_latex_header_remove,	\@master_seq,$flag_latex_header_remove,
$LaTeXwidth);	$LaTeXwidth);
	$resources_printed .= ":";
$print_array[$file_num].=$output;	$print_array[$file_num].=$output;
&Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,	&Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
&mt('last assignment').' '.$fullname);	&mt('last assignment').' '.$fullname);
Line 1279 ENDPART	Line 1610 ENDPART
} else {	} else {
$urlp =~ s\|^$Apache::lonnet::perlvar{'lonDocRoot'}\|\|;	$urlp =~ s\|^$Apache::lonnet::perlvar{'lonDocRoot'}\|\|;
}	}
	$resources_printed .= $urlp.':';
my $texversion=&Apache::lonnet::ssi($urlp,%form);	my $texversion=&Apache::lonnet::ssi($urlp,%form);
if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') \|\|	if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') \|\|
($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {	($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
$form{'grade_target'}='answer';	# Don't permanently pervert %form:
$form{'answer_output_mode'}='tex';	my %answerform = %form;
$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};	$answerform{'grade_target'}='answer';
$form{'rndseed'}=$rndseed;	$answerform{'answer_output_mode'}='tex';
my $answer=&Apache::lonnet::ssi($urlp,%form);	$answerform{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
	$answerform{'rndseed'}=$rndseed;
	$resources_printed .= $urlp.':';
	my $answer=&Apache::lonnet::ssi($urlp,%answerform);
if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {	if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;	$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
} else {	} else {
Line 1329 ENDPART	Line 1664 ENDPART
}	}
#-------------------------------------------------------- corrections for the different page formats	#-------------------------------------------------------- corrections for the different page formats
$result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);	$result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);
$result = &latex_corrections($number_of_columns,$result,$selectionmade);	$result = &latex_corrections($number_of_columns,$result,$selectionmade,
for (my $i=1;$i<=$#print_array;$i++) {$print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i],$selectionmade);}	$helper->{'VARS'}->{'ANSWER_TYPE'});
#changes page's parameters for the one column output	for (my $i=1;$i<=$#print_array;$i++) {
if ($numberofcolumns == 1) {	$print_array[$i] =
$result =~ s/\\textwidth\s=\s-?\d\.?\d\s*(cm\|mm\|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;	&latex_corrections($number_of_columns,$print_array[$i],
$result =~ s/\\textheight\s=\s-?\d\.?\d\s*(cm\|mm\|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;	$selectionmade,
$result =~ s/\\evensidemargin\s=\s-?\d\.?\d\s*(cm\|mm\|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;	$helper->{'VARS'}->{'ANSWER_TYPE'});
$result =~ s/\\oddsidemargin\s=\s-?\d\.?\d\s*(cm\|mm\|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;	}
}	&Apache::lonnet::logthis("Resetting page e.g. height -> $helper->{'VARS'}->{'pagesize.height'}");
	&Apache::lonnet::logthis("Before: $result \n--------------------------\n");
	$result =~ s/\\textwidth\s=\s-?\d\.?\d\s*(cm\|mm\|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
	$result =~ s/\\textheight\s=?\s-?\d\.?\d\s*(cm\|mm\|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
	$result =~ s/\\evensidemargin\s=\s-?\d\.?\d\s*(cm\|mm\|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
	$result =~ s/\\oddsidemargin\s=\s-?\d\.?\d\s*(cm\|mm\|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;

	&Apache::lonnet::logthis("After: $result \n----------------------------------\n");

#-- writing .tex file in prtspool	#-- writing .tex file in prtspool
my $temp_file;	my $temp_file;
my $identifier = &Apache::loncommon::get_cgi_id();	my $identifier = &Apache::loncommon::get_cgi_id();
my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".$identifier.".tex";	my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex";
if (!($#print_array>0)) {	if (!($#print_array>0)) {
unless ($temp_file = Apache::File->new('>'.$filename)) {	unless ($temp_file = Apache::File->new('>'.$filename)) {
$r->log_error("Couldn't open $filename for output $!");	$r->log_error("Couldn't open $filename for output $!");
Line 1364 ENDPART	Line 1707 ENDPART
my $temp_file;	my $temp_file;
my $newfilename=$filename;	my $newfilename=$filename;
my $num=$i+1;	my $num=$i+1;
$newfilename =~s/\.tex$/_$num\.tex/;	$newfilename =~s/\.tex$//;
	$newfilename=sprintf("%s_%03d.tex",$newfilename, $num);
unless ($temp_file = Apache::File->new('>'.$newfilename)) {	unless ($temp_file = Apache::File->new('>'.$newfilename)) {
$r->log_error("Couldn't open $newfilename for output $!");	$r->log_error("Couldn't open $newfilename for output $!");
return SERVER_ERROR;	return SERVER_ERROR;
Line 1381 ENDPART	Line 1725 ENDPART
if ($#student_names>-1) {	if ($#student_names>-1) {
$student_names=$student_names[0].'_ENDPERSON_';	$student_names=$student_names[0].'_ENDPERSON_';
} else {	} else {
my $fullname = &get_name($ENV{'user.name'},$ENV{'user.domain'});	my $fullname = &get_name($env{'user.name'},$env{'user.domain'});
$student_names=join(':',$ENV{'user.name'},$ENV{'user.domain'},	$student_names=join(':',$env{'user.name'},$env{'user.domain'},
$ENV{'request.course.sec'},$fullname).	$env{'request.course.sec'},$fullname).
'_ENDPERSON_'.'_END_';	'_ENDPERSON_'.'_END_';
}	}
}	}
Line 1391 ENDPART	Line 1735 ENDPART
my $URLback=''; #link to original document	my $URLback=''; #link to original document
if ($helper->{'VARS'}->{'construction'} ne '1') {	if ($helper->{'VARS'}->{'construction'} ne '1') {
#prints published resource	#prints published resource
$URLback=&Apache::lonnet::escape('/adm/flip?postdata=return:');	$URLback=&escape('/adm/flip?postdata=return:');
} else {	} else {
#prints resource from the construction space	#prints resource from the construction space
$URLback='/'.$helper->{'VARS'}->{'filename'};	$URLback='/'.$helper->{'VARS'}->{'filename'};
Line 1400 ENDPART	Line 1744 ENDPART
$URLback=~s\|^/~\|/priv/\|;	$URLback=~s\|^/~\|/priv/\|;
}	}
}	}
	# logic for now is too complex to trace if this has been defined
	# yet.
	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
&Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename,	&Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename,
'cgi.'.$identifier.'.layout' => $laystyle,	'cgi.'.$identifier.'.layout' => $laystyle,
'cgi.'.$identifier.'.numcol' => $numberofcolumns,	'cgi.'.$identifier.'.numcol' => $numberofcolumns,
'cgi.'.$identifier.'.paper' => $papersize,	'cgi.'.$identifier.'.paper' => $papersize,
'cgi.'.$identifier.'.selection' => $selectionmade,	'cgi.'.$identifier.'.selection' => $selectionmade,
'cgi.'.$identifier.'tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},	'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
'cgi.'.$identifier.'tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},	'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
'cgi.'.$identifier.'role' => $ENV{'request.role.adv'},	'cgi.'.$identifier.'.role' => $perm{'pav'},
'cgi.'.$identifier.'numberoffiles' => $#print_array,	'cgi.'.$identifier.'.numberoffiles' => $#print_array,
'cgi.'.$identifier.'studentnames' => $student_names,	'cgi.'.$identifier.'.studentnames' => $student_names,
'cgi.'.$identifier.'backref' => $URLback,);	'cgi.'.$identifier.'.backref' => $URLback,);
	&Apache::lonnet::appenv("cgi.$identifier.user" => $env{'user.name'},
$r->print(<<FINALEND);	"cgi.$identifier.domain" => $env{'user.domain'},
	"cgi.$identifier.courseid" => $cnum,
	"cgi.$identifier.coursedom" => $cdom,
	"cgi.$identifier.resources" => $resources_printed);

	my $end_page = &Apache::loncommon::end_page();
	$r->print(<<FINALEND);
<br />	<br />
<meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />	<meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
<a href="/cgi-bin/printout.pl?$identifier">Continue</a>	<a href="/cgi-bin/printout.pl?$identifier">Continue</a>
</body>	$end_page
</html>
FINALEND	FINALEND
}	}

sub num_to_letters {
my ($num) = @_;
my @nums= split('',$num);
my @num_to_let=('A'..'Z');
my $word;
foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
return $word;
}

sub get_CODE {	sub get_CODE {
my ($all_codes,$num,$seed,$size)=@_;	my ($all_codes,$num,$seed,$size,$type)=@_;
my $max='1'.'0'x$size;	my $max='1'.'0'x$size;
my $newcode;	my $newcode;
while(1) {	while(1) {
$newcode=sprintf("%06d",int(rand($max)));	$newcode=sprintf("%0".$size."d",int(rand($max)));
if (!exists($$all_codes{$newcode})) {	if (!exists($$all_codes{$newcode})) {
$$all_codes{$newcode}=1;	$$all_codes{$newcode}=1;
return &num_to_letters($newcode);	if ($type eq 'number' ) {
	return $newcode;
	} else {
	return &num_to_letters($newcode);
	}
}	}
}	}
}	}
Line 1448 sub print_resources {	Line 1796 sub print_resources {
my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,	my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,
$LaTeXwidth)=@_;	$LaTeXwidth)=@_;
my $current_output = '';	my $current_output = '';
	my $printed = '';
my ($username,$userdomain,$usersection) = split /:/,$person;	my ($username,$userdomain,$usersection) = split /:/,$person;
my $fullname = &get_name($username,$userdomain);	my $fullname = &get_name($username,$userdomain);
my $namepostfix;	my $namepostfix;
Line 1458 sub print_resources {	Line 1807 sub print_resources {
my $i = 0;	my $i = 0;
#goes through all resources, checks if they are available for	#goes through all resources, checks if they are available for
#current student, and produces output	#current student, and produces output
&Apache::lonnet::delenv('form.counter');
&Apache::lonxml::init_counter();

	&Apache::lonxml::clear_problem_counter();
my %page_breaks = &get_page_breaks($helper);	my %page_breaks = &get_page_breaks($helper);
	my @format_array = split(/\\|/,$helper->{'VARS'}->{'FORMAT'});
	my $columns_in_format = $format_array[1];
	#
	# Bracket each student with a
	# Special that allows the post processor to even out the page
	# counts later. Nasty problem this... it would be really
	# nice to put the special in as a postscript comment
	# e.g. \special{ps:\%STARTOFSTUDENTSTAMP} unfortunately,
	# The special gets passed the \ and dvips puts it in the output file
	# so we'll just put STARTOFSTUDENTSTAMP in the postscript and rely
	# on printout.pl to strip it...simlarly with ENDOFSTUDENTSTAMP.
	# These will go on a line by themselves.
	#
	$current_output .= "\\special{ps:\nSTARTOFSTUDENTSTAMP\n}";

foreach my $curresline (@{$master_seq}) {	foreach my $curresline (@{$master_seq}) {
if (defined $page_breaks{$curresline}) {	if (defined $page_breaks{$curresline}) {
Line 1474 sub print_resources {	Line 1836 sub print_resources {
($curresline!~ m/\.(problem\|exam\|quiz\|assess\|survey\|form\|library)$/)) ) {	($curresline!~ m/\.(problem\|exam\|quiz\|assess\|survey\|form\|library)$/)) ) {
my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);	my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
if (&Apache::lonnet::allowed('bre',$res_url)) {	if (&Apache::lonnet::allowed('bre',$res_url)) {
if ($res_url=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|page\|xml\|html\|htm\|xhtml\|xhtm)$/) {	if ($res_url!~m\|^ext/\|
my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);	&& $res_url=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|page\|xml\|html\|htm\|xhtml\|xhtm)$/) {
my $lonidsdir=$r->dir_config('lonIDsDir');	$printed .= $curresline.':';
my $envfile=$ENV{'user.environment'};
$envfile=~/\/([^\/]+)\.id$/;	&Apache::lonxml::remember_problem_counter();
$envfile=$1;
&Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);	my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
my $current_counter=$ENV{'form.counter'};
if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') \|\|	if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') \|\|
($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {	($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
$moreenv->{'answer_output_mode'}='tex';	# Use a copy of the hash so we don't pervert it on future loop passes.
$moreenv->{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};	my %answerenv = %{$moreenv};
my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%{$moreenv});	$answerenv{'answer_output_mode'}='tex';
&Apache::lonnet::appenv(('form.counter' => $current_counter));	$answerenv{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};

	&Apache::lonxml::restore_problem_counter();

	my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$env{'request.course.id'},%answerenv);

if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {	if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
$rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;	$rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
} else {	} else {
$rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
$rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
$rendered.=&path_to_problem ($curresline,$LaTeXwidth);	my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
$rendered.='\vskip 1 mm '.$ansrendered;	my $body ='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
	$body .=&path_to_problem($res_url,$LaTeXwidth);
	$body .='\vskip 1 mm '.$ansrendered;
	$body = &encapsulate_minipage($body);
	$rendered = $header.$body;
}	}
}	}
if ($remove_latex_header eq 'YES') {	if ($remove_latex_header eq 'YES') {
Line 1504 sub print_resources {	Line 1875 sub print_resources {
}	}
$current_output .= $rendered;	$current_output .= $rendered;
} elsif ($res_url=~/\/(smppg\|syllabus\|aboutme\|bulletinboard)$/) {	} elsif ($res_url=~/\/(smppg\|syllabus\|aboutme\|bulletinboard)$/) {
my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);	$printed .= $curresline.':';
my $lonidsdir=$r->dir_config('lonIDsDir');	my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
my $envfile=$ENV{'user.environment'};
$envfile=~/\/([^\/]+)\.id$/;
$envfile=$1;
&Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
my $current_counter=$ENV{'form.counter'};
if ($remove_latex_header eq 'YES') {	if ($remove_latex_header eq 'YES') {
$rendered = &latex_header_footer_remove($rendered);	$rendered = &latex_header_footer_remove($rendered);
} else {	} else {
$rendered =~ s/\\end{document}//;	$rendered =~ s/\\end{document}//;
}	}
$current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';	$current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';

} else {	} else {
my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'});	my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline);
if ($remove_latex_header ne 'NO') {	if ($remove_latex_header ne 'NO') {
$rendered = &latex_header_footer_remove($rendered);	$rendered = &latex_header_footer_remove($rendered);
} else {	} else {
Line 1536 sub print_resources {	Line 1904 sub print_resources {
if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}	if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}
my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');	my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
if ($current_output=~/\\documentclass/) {	if ($current_output=~/\\documentclass/) {
$current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;	if ($columns_in_format == 1) {
	$current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;
	} else {
	$current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fancyhead[LO]{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;

	}
} else {	} else {
my $blankpages = '';	my $blankpages = '';
for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}	for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}
$current_output = '\strut\vspace{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\vspace{-2 mm}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blankpages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}'.$namepostfix.'}} \vskip 5 mm '.$current_output;	if ($columns_in_format == 1) {
	$current_output = '\strut\vspace{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\vspace{-2 mm}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blankpages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}'.$namepostfix.'}} \vskip 5 mm '.$current_output;
	} else {
	$current_output = '\strut\vspace{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\vspace{-2 mm}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blankpages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}'.$namepostfix.'}} \vskip 5 mm '.$current_output;
	}
}	}
return ($current_output,$fullname);	#
	# Close the student bracketing.
	#
	$current_output .= "\\special{ps:\nENDOFSTUDENTSTAMP\n}";
	return ($current_output,$fullname, $printed);

}	}

sub handler {	sub handler {

my $r = shift;	my $r = shift;
my $helper;
	&init_perm();

# my $loaderror=&Apache::lonnet::overloaderror($r);
# if ($loaderror) { return $loaderror; }
# $loaderror=	my $helper = printHelper($r);
# &Apache::lonnet::overloaderror($r,	if (!ref($helper)) {
# $ENV{'course.'.$ENV{'request.course.id'}.'.home'});	return $helper;
# if ($loaderror) { return $loaderror; }

my $result = printHelper($r);
if (!ref($result)) {
return $result;
}	}
$helper = $result;

# my $key;
# foreach $key (keys %{$helper->{'VARS'}}) {
# $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
# }
# foreach $key (keys %ENV) {
# $r->print(' '.$key.'->'.$ENV{$key}.'<-<br />');
# }
# return OK;

my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});	my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});

# my $key;
# foreach $key (keys %parmhash) {
# $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />');
# }
#



	# If a figure conversion queue file exists for this user.domain
	# we delete it since it can only be bad (if it were good, printout.pl
	# would have deleted it the last time around.

	my $conversion_queuefile = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat";
	if(-e $conversion_queuefile) {
	unlink $conversion_queuefile;
	}
&output_data($r,$helper,\%parmhash);	&output_data($r,$helper,\%parmhash);
return OK;	return OK;
}	}
Line 1596 sub addMessage {	Line 1967 sub addMessage {
Apache::lonhelper::message->new();	Apache::lonhelper::message->new();
}	}

use Data::Dumper;

	sub init_perm {
	undef(%perm);
	$perm{'pav'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'});
	if (!$perm{'pav'}) {
	$perm{'pav'}=&Apache::lonnet::allowed('pav',
	$env{'request.course.id'}.'/'.$env{'request.course.sec'});
	}
	$perm{'pfo'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'});
	if (!$perm{'pfo'}) {
	$perm{'pfo'}=&Apache::lonnet::allowed('pfo',
	$env{'request.course.id'}.'/'.$env{'request.course.sec'});
	}
	}

sub printHelper {	sub printHelper {
my $r = shift;	my $r = shift;

if ($r->header_only) {	if ($r->header_only) {
if ($ENV{'browser.mathml'}) {	if ($env{'browser.mathml'}) {
&Apache::loncommon::content_type($r,'text/xml');	&Apache::loncommon::content_type($r,'text/xml');
} else {	} else {
&Apache::loncommon::content_type($r,'text/html');	&Apache::loncommon::content_type($r,'text/html');
Line 1612 sub printHelper {	Line 1997 sub printHelper {
}	}

# Send header, nocache	# Send header, nocache
if ($ENV{'browser.mathml'}) {	if ($env{'browser.mathml'}) {
&Apache::loncommon::content_type($r,'text/xml');	&Apache::loncommon::content_type($r,'text/xml');
} else {	} else {
&Apache::loncommon::content_type($r,'text/html');	&Apache::loncommon::content_type($r,'text/html');
Line 1637 sub printHelper {	Line 2022 sub printHelper {
$helper->declareVar('style_file');	$helper->declareVar('style_file');
$helper->declareVar('student_sort');	$helper->declareVar('student_sort');
$helper->declareVar('FINISHPAGE');	$helper->declareVar('FINISHPAGE');
	$helper->declareVar('PRINT_TYPE');
	$helper->declareVar("showallfoils");

# The page breaks can get loaded initially from the course environment:	# The page breaks can get loaded initially from the course environment:
	# But we only do this in the initial state so that they are allowed to change.
	#

	# $helper->{VARS}->{FINISHPAGE} = '';

&Apache::loncommon::restore_course_settings('print',	&Apache::loncommon::restore_course_settings('print',
{'pagebreaks' => 'scalar'});	{'pagebreaks' => 'scalar',
	'lastprinttype' => 'scalar'});


	if($helper->{VARS}->{PRINT_TYPE} eq $env{'form.lastprinttype'}) {
	if (!defined ($env{"form.CURRENT_STATE"})) {

	$helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
	} else {
	my $state = $env{"form.CURRENT_STATE"};
	if ($state eq "START") {
	$helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
	}
	}

	}

$helper->{VARS}->{FINISHPAGE} = $ENV{'form.pagebreaks'};

# This will persistently load in the data we want from the	# This will persistently load in the data we want from the
# very first screen.	# very first screen.
# Detect whether we're coming from construction space	# Detect whether we're coming from construction space
if ($ENV{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/\|\/\|)\~([^\/]+)\/(.*)$/) {	if ($env{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/\|\/\|)\~([^\/]+)\/(.*)$/) {
$helper->{VARS}->{'filename'} = "~$1/$2";	$helper->{VARS}->{'filename'} = "~$1/$2";
$helper->{VARS}->{'construction'} = 1;	$helper->{VARS}->{'construction'} = 1;
} else {	} else {
if ($ENV{'form.postdata'}) {	if ($env{'form.postdata'}) {
$helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'});	$helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'});
}	}
if ($ENV{'form.symb'}) {	if ($env{'form.symb'}) {
$helper->{VARS}->{'symb'} = $ENV{'form.symb'};	$helper->{VARS}->{'symb'} = $env{'form.symb'};
}	}
if ($ENV{'form.url'}) {	if ($env{'form.url'}) {
$helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});	$helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
}	}

}	}

if ($ENV{'form.symb'}) {	if ($env{'form.symb'}) {
$helper->{VARS}->{'symb'} = $ENV{'form.symb'};	$helper->{VARS}->{'symb'} = $env{'form.symb'};
}	}
if ($ENV{'form.url'}) {	if ($env{'form.url'}) {
$helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});	$helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});

}	}
Line 1698 sub printHelper {	Line 2104 sub printHelper {
}	}
$subdir = &Apache::lonnet::filelocation("", $url);	$subdir = &Apache::lonnet::filelocation("", $url);
}	}
if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) {	if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) {
$helper->{VARS}->{'curseed'}=$ENV{'form.curseed'};	$helper->{VARS}->{'curseed'}=$env{'form.curseed'};
}	}
if (!$helper->{VARS}->{'probstatus'} && $ENV{'form.problemtype'}) {	if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
$helper->{VARS}->{'probstatus'}=$ENV{'form.problemtype'};	$helper->{VARS}->{'probstatus'}=$env{'form.problemtype'};
}	}

my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();	my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
my $userPriviledged = ($ENV{'request.role'}=~m/^cc\./ or
$ENV{'request.role'}=~m/^in\./ or
$ENV{'request.role'}=~m/^ta\./);

Apache::lonhelper::registerHelperTags();	Apache::lonhelper::registerHelperTags();

Line 1750 sub printHelper {	Line 2153 sub printHelper {

$helper->declareVar('SEQUENCE');	$helper->declareVar('SEQUENCE');

# Useful for debugging: Dump the help vars
#$r->print(Dumper($helper->{VARS}));
#$r->print($map);

# If we're in a sequence...	# If we're in a sequence...
if (($helper->{'VARS'}->{'construction'} ne '1') &&	if (($helper->{'VARS'}->{'construction'} ne '1') &&
Line 1793 HELPERFRAGMENT	Line 2194 HELPERFRAGMENT
&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);	&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
}	}

# If the user is privileged, allow them to print all	# If the user has pfo (print for otheres) allow them to print all
# problems and resources in the entier course, optionally for selected students	# problems and resources in the entier course, optionally for selected students
if ($userPriviledged &&	if ($perm{'pfo'} &&
($helper->{VARS}->{'postdata'}=~/\/res\// \|\| $helper->{VARS}->{'postdata'}=~/\/(syllabus\|smppg\|aboutme\|bulletinboard)$/)) {	($helper->{VARS}->{'postdata'}=~/\/res\// \|\| $helper->{VARS}->{'postdata'}=~/\/(syllabus\|smppg\|aboutme\|bulletinboard)$/)) {

push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];	push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
Line 1828 ALL_PROBLEMS	Line 2229 ALL_PROBLEMS
push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'problems_for_students', 'CHOOSE_STUDENTS'];	push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'problems_for_students', 'CHOOSE_STUDENTS'];
push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'problems_for_anon', 'CHOOSE_ANON1'];	push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'problems_for_anon', 'CHOOSE_ANON1'];
}	}

	# resource_selector will hold a few states that:
	# - Allow resources to be selected for printing.
	# - Determine pagination between assignments.
	# - Determine how many assignments should be bundled into a single PDF.
	# TODO:
	# Probably good to do things like separate this up into several vars, each
	# with one state, and use REGEXPs at inclusion time to set state names
	# and next states for better mix and match capability
	#
my $resource_selector=<<RESOURCE_SELECTOR;	my $resource_selector=<<RESOURCE_SELECTOR;
	<state name="SELECT_PROBLEMS" title="Select resources to print">
	<nextstate>PRINT_FORMATTING</nextstate>
<message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>	<message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
<resource variable="RESOURCES" multichoice="1" addstatus="1"	<resource variable="RESOURCES" multichoice="1" addstatus="1"
closeallpages="1">	closeallpages="1">
Line 1837 ALL_PROBLEMS	Line 2250 ALL_PROBLEMS
<valuefunc>return $symbFilter;</valuefunc>	<valuefunc>return $symbFilter;</valuefunc>
<option text='New Page' variable='FINISHPAGE' />	<option text='New Page' variable='FINISHPAGE' />
</resource>	</resource>
	</state>
	<state name="PRINT_FORMATTING" title="How should results be printed?">
<message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>	<message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
<choices variable="EMPTY_PAGES">	<choices variable="EMPTY_PAGES">
<choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>	<choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
Line 1844 ALL_PROBLEMS	Line 2259 ALL_PROBLEMS
<choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>	<choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
<choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>	<choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
</choices>	</choices>
<message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>	<nextstate>PAGESIZE</nextstate>
<string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>	<message><hr width='33%' /><b>How do you want assignments split into PDF files? </b></message>
	<choices variable="SPLIT_PDFS">
	<choice computer="all">All assignments in a single PDF file</choice>
	<choice computer="sections">Each PDF contains exactly one section</choice>
	<choice computer="oneper">Each PDF contains exactly one assignment</choice>
	<choice computer="usenumber" relatedvalue="NUMBER_TO_PRINT" relateddefault="all">
	Specify Number:</choice>
	</choices>
	</state>
RESOURCE_SELECTOR	RESOURCE_SELECTOR

&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
<state name="CHOOSE_STUDENTS" title="Select Students and Resources">	<state name="CHOOSE_STUDENTS" title="Select Students and Resources">
<student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
<message><b>Select sort order</b> </message>	<message><b>Select sort order</b> </message>
<choices variable='student_sort'>	<choices variable='student_sort'>
<choice computer='0'>Sort by section then student</choice>	<choice computer='0'>Sort by section then student</choice>
<choice computer='1'>Sort by students across sections.</choice>	<choice computer='1'>Sort by students across sections.</choice>
</choices>	</choices>
$resource_selector	<message><br /><hr /><br /> </message>
	<student multichoice='1' variable="STUDENTS" nextstate="SELECT_PROBLEMS" coursepersonnel="1"/>
</state>	</state>
	$resource_selector
CHOOSE_STUDENTS	CHOOSE_STUDENTS

my $cdom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $cnum = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);	my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
my $namechoice='<choice></choice>';	my $namechoice='<choice></choice>';
foreach my $name (sort {uc($a) cmp uc($b)} @names) {	foreach my $name (sort {uc($a) cmp uc($b)} @names) {
if ($name =~ /^error: 2 /) { next; }	if ($name =~ /^error: 2 /) { next; }
	if ($name =~ /^type\0/) { next; }
$namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';	$namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
}	}


	my %code_values;
	my %codes_to_print;
	foreach my $key (@names) {
	%code_values = &Apache::grades::get_codes($key, $cdom, $cnum);
	foreach my $key (keys(%code_values)) {
	$codes_to_print{$key} = 1;
	}
	}

	my $code_selection = "<choice></choice>\n";
	foreach my $code (sort {uc($a) cmp uc($b)} (keys(%codes_to_print))) {
	my $choice = $code;
	if ($code =~ /^[A-Z]+$/) { # Alpha code
	$choice = &letters_to_num($code);
	}
	push(@{$helper->{DATA}{ALL_CODE_CHOICES}},[$code,$choice]);
	}
	if (%codes_to_print) {
	$code_selection .='
	<exec>
	push(@{$state->{CHOICES}},@{$helper->{DATA}{ALL_CODE_CHOICES}});
	</exec>
	'.$/;
	}


	open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
	my $codechoice='';
	foreach my $line (<FH>) {
	my ($name,$description,$code_type,$code_length)=
	(split(/:/,$line))[0,1,2,4];
	if ($code_length > 0 &&
	$code_type =~/^(letter\|number\|-1)/) {
	$codechoice.='<choice computer="'.$name.'">'.$description.'</choice>';
	}
	}
	if ($codechoice eq '') {
	$codechoice='<choice computer="default">Default</choice>';
	}
&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);
<state name="CHOOSE_ANON1" title="Select Students and Resources">	<state name="CHOOSE_ANON1" title="Select Students and Resources">
<nextstate>PAGESIZE</nextstate>	<nextstate>SELECT_PROBLEMS</nextstate>
<message><hr width='33%' /></message>	<message><table><tr><td><b>Number of anonymous assignments to print:</b></td><td></message>
<message><table><tr><td><b>Number of anonymous assignments to print?</b></td><td></message>
<string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">	<string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
<validator>	<validator>
if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&	if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
!\$helper->{'VARS'}{'REUSE_OLD_CODES'}) {	!\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
	!\$helper->{'VARS'}{'SINGLE_CODE'} &&
	!\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
return "You need to specify the number of assignments to print";	return "You need to specify the number of assignments to print";
}	}
return undef;	return undef;
Line 1886 CHOOSE_STUDENTS	Line 2353 CHOOSE_STUDENTS
<message><b>Names to store the CODEs under for later:</b></message>	<message><b>Names to store the CODEs under for later:</b></message>
<message></td><td></message>	<message></td><td></message>
<string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />	<string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
<message></td></tr></table></message>	<message></td></tr><tr><td></message>
<message><hr width='33%' /></message>	<message><b>Bubble sheet type:</b></message>
	<message></td><td></message>
	<dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
	$codechoice
	</dropdown>
	<message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
	<message></td></tr><tr><td></message>
	<message><b>Enter a CODE to print:</b></td><td></message>
	<string variable="SINGLE_CODE" size="10">
	<validator>
	if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} &&
	!\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
	!\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
	return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
	\$helper->{'VARS'}{'CODE_OPTION'});
	} else {
	return undef; # Other forces control us.
	}
	</validator>
	</string>
	<message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
	<message><b>Choose single code from list</b></message>
	<message></td><td></message>
	<choices variable="CODE_SELECTED_FROM_LIST" multichoice="0" allowempty="0">
	$code_selection
	</choices>
	<message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
<message><b>Reprint a set of saved CODEs:</b></message>	<message><b>Reprint a set of saved CODEs:</b></message>
	<message></td><td></message>
<dropdown variable="REUSE_OLD_CODES">	<dropdown variable="REUSE_OLD_CODES">
$namechoice	$namechoice
</dropdown>	</dropdown>
	<message></td></tr></table></message>
<message><hr width='33%' /></message>	<message><hr width='33%' /></message>
$resource_selector
</state>	</state>
	$resource_selector
CHOOSE_ANON1	CHOOSE_ANON1


Line 1905 CHOOSE_ANON1	Line 2400 CHOOSE_ANON1


$resource_selector=<<RESOURCE_SELECTOR;	$resource_selector=<<RESOURCE_SELECTOR;
	<state name="SELECT_RESOURCES" title="Select Resources">
	<nextstate>PRINT_FORMATTING</nextstate>
<message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>	<message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
<resource variable="RESOURCES" multichoice="1" addstatus="1"	<resource variable="RESOURCES" multichoice="1" addstatus="1"
closeallpages="1">	closeallpages="1">
Line 1913 CHOOSE_ANON1	Line 2410 CHOOSE_ANON1
<valuefunc>return $symbFilter;</valuefunc>	<valuefunc>return $symbFilter;</valuefunc>
<option text='Newpage' variable='FINISHPAGE' />	<option text='Newpage' variable='FINISHPAGE' />
</resource>	</resource>
	</state>
	<state name="PRINT_FORMATTING" title="Format of the print job">
	<nextstate>NUMBER_PER_PDF</nextstate>
<message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>	<message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
<choices variable="EMPTY_PAGES">	<choices variable="EMPTY_PAGES">
<choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>	<choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
Line 1920 CHOOSE_ANON1	Line 2420 CHOOSE_ANON1
<choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>	<choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
<choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>	<choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
</choices>	</choices>
<message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>	<nextstate>PAGESIZE</nextstate>
<string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>	<message><hr width='33%' /><b>How do you want assignments split into PDF files? </b></message>
	<choices variable="SPLIT_PDFS">
	<choice computer="all">All assignments in a single PDF file</choice>
	<choice computer="sections">Each PDF contains exactly one section</choice>
	<choice computer="oneper">Each PDF contains exactly one assignment</choice>
	<choice computer="usenumber" relatedvalue="NUMBER_TO_PRINT" relateddefault="all">
	Specify Number:</choice>
	</choices>
	</state>
RESOURCE_SELECTOR	RESOURCE_SELECTOR

&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
<state name="CHOOSE_STUDENTS1" title="Select Students and Resources">	<state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
<student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
<choices variable='student_sort'>	<choices variable='student_sort'>
<choice computer='0'>Sort by section then student</choice>	<choice computer='0'>Sort by section then student</choice>
<choice computer='1'>Sort by students across sections.</choice>	<choice computer='1'>Sort by students across sections.</choice>
</choices>	</choices>
	<message><br /><hr /><br /></message>
	<student multichoice='1' variable="STUDENTS" nextstate="SELECT_RESOURCES" coursepersonnel="1" />

$resource_selector
</state>	</state>
	$resource_selector
CHOOSE_STUDENTS1	CHOOSE_STUDENTS1

&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
<state name="CHOOSE_ANON2" title="Select Students and Resources">	<state name="CHOOSE_ANON2" title="Select Students and Resources">
<nextstate>PAGESIZE</nextstate>	<nextstate>SELECT_RESOURCES</nextstate>
<message><table><tr><td><b>Number of anonymous assignments to print?</b></td><td></message>	<message><table><tr><td><b>Number of anonymous assignments to print:</b></td><td></message>
<string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">	<string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
<validator>	<validator>
if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&	if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
!\$helper->{'VARS'}{'REUSE_OLD_CODES'}) {	!\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
	!\$helper->{'VARS'}{'SINGLE_CODE'} &&
	!\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
return "You need to specify the number of assignments to print";	return "You need to specify the number of assignments to print";
}	}
return undef;	return undef;
Line 1953 CHOOSE_STUDENTS1	Line 2464 CHOOSE_STUDENTS1
<message><b>Names to store the CODEs under for later:</b></message>	<message><b>Names to store the CODEs under for later:</b></message>
<message></td><td></message>	<message></td><td></message>
<string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />	<string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
<message></td></tr></table></message>	<message></td></tr><tr><td></message>
<message><hr width='33%' /></message>	<message><b>Bubble sheet type:</b></message>
	<message></td><td></message>
	<dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
	$codechoice
	</dropdown>
	<message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
	<message></td></tr><tr><td></message>
	<message><b>Enter a CODE to print:</b></td><td></message>
	<string variable="SINGLE_CODE" size="10">
	<validator>
	if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} &&
	!\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
	!\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
	return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
	\$helper->{'VARS'}{'CODE_OPTION'});
	} else {
	return undef; # Other forces control us.
	}
	</validator>
	</string>
	<message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
	<message><b>Choose single code from list</b></message>
	<message></td><td></message>
	<dropdown variable="CODE_SELECTED_FROM_LIST" multichoice="0" allowempty="0">
	$code_selection
	</dropdown>
	<message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
<message><b>Reprint a set of saved CODEs:</b></message>	<message><b>Reprint a set of saved CODEs:</b></message>
	<message></td><td></message>
<dropdown variable="REUSE_OLD_CODES">	<dropdown variable="REUSE_OLD_CODES">
$namechoice	$namechoice
</dropdown>	</dropdown>
	<message></td></tr></table></message>
<message><hr width='33%' /></message>	<message><hr width='33%' /></message>
$resource_selector
</state>	</state>
	$resource_selector
CHOOSE_ANON2	CHOOSE_ANON2
}	}

# FIXME: That RE should come from a library somewhere.	# FIXME: That RE should come from a library somewhere.
if ((((&Apache::lonnet::allowed('bre',$subdir) eq 'F') and ($helper->{VARS}->{'postdata'}=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|page\|xml\|html\|htm\|xhtml\|xhtm)/)) or defined $helper->{'VARS'}->{'construction'}) and $ENV{'request.role.adv'} and $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {	if ((((&Apache::lonnet::allowed('bre',$subdir) eq 'F') and ($helper->{VARS}->{'postdata'}=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|page\|xml\|html\|htm\|xhtml\|xhtm)/)) or defined $helper->{'VARS'}->{'construction'}) and $perm{'pav'} and $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {
push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];	push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];

my $f = '$filename';	my $f = '$filename';
Line 2006 CHOOSE_FROM_SUBDIR	Line 2545 CHOOSE_FROM_SUBDIR
<nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>	<nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
<filterfunc>return \$res->is_sequence;</filterfunc>	<filterfunc>return \$res->is_sequence;</filterfunc>
<valuefunc>return $urlValue;</valuefunc>	<valuefunc>return $urlValue;</valuefunc>
<option text='Newpage' variable='FINISHPAGE' />	<choicefunc>return \$res->hasResource(\$res,sub { return !\$_[0]->is_sequence() },0,0);
	</choicefunc>
</resource>	</resource>
</state>	</state>
<state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">	<state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
Line 2030 CHOOSE_FROM_ANY_SEQUENCE	Line 2570 CHOOSE_FROM_ANY_SEQUENCE
Apache::lonhelper::message->new();	Apache::lonhelper::message->new();
$paramHash = Apache::lonhelper::getParamHash();	$paramHash = Apache::lonhelper::getParamHash();
$paramHash->{'variable'} = 'PRINT_TYPE';	$paramHash->{'variable'} = 'PRINT_TYPE';
$helper->declareVar('PRINT_TYPE');
$paramHash->{CHOICES} = $printChoices;	$paramHash->{CHOICES} = $printChoices;
Apache::lonhelper::choices->new();	Apache::lonhelper::choices->new();

my $startedTable = 0; # have we started an HTML table yet? (need	my $startedTable = 0; # have we started an HTML table yet? (need
# to close it later)	# to close it later)

if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or	if (($perm{'pav'} and &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) or
($helper->{VARS}->{'construction'} eq '1')) {	($helper->{VARS}->{'construction'} eq '1')) {
addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");	addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
$paramHash = Apache::lonhelper::getParamHash();	$paramHash = Apache::lonhelper::getParamHash();
Line 2046 CHOOSE_FROM_ANY_SEQUENCE	Line 2585 CHOOSE_FROM_ANY_SEQUENCE
$paramHash->{CHOICES} = [	$paramHash->{CHOICES} = [
['Without Answers', 'yes'],	['Without Answers', 'yes'],
['With Answers', 'no'],	['With Answers', 'no'],
['Only Answers', 'only'],	['Only Answers', 'only']
['As Exam Problem', 'exam']
];	];
Apache::lonhelper::dropdown->new();	Apache::lonhelper::dropdown->new();
addMessage("</td></tr>");	addMessage("</td></tr>");
$startedTable = 1;	$startedTable = 1;
}	}

if ($ENV{'request.role.adv'}) {	if ($perm{'pav'}) {
if (!$startedTable) {	if (!$startedTable) {
addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");	addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");
$startedTable = 1;	$startedTable = 1;
Line 2104 CHOOSE_FROM_ANY_SEQUENCE	Line 2642 CHOOSE_FROM_ANY_SEQUENCE
['Yes', 'yes'] ];	['Yes', 'yes'] ];
Apache::lonhelper::dropdown->new();	Apache::lonhelper::dropdown->new();
addMessage("</td></tr>");	addMessage("</td></tr>");

	addMessage("<tr><td align = 'right'> </td><td>");
	$paramHash = Apache::lonhelper::getParamHash();
	$paramHash->{'multichoice'} = "true";
	$paramHash->{'allowempty'} = "true";
	$paramHash->{'variable'} = "showallfoils";
	$paramHash->{'CHOICES'} = [ ["Show all foils", "1"] ];
	Apache::lonhelper::choices->new();
	addMessage("</td></tr>");
}	}

if ($helper->{'VARS'}->{'construction'}) {	if ($helper->{'VARS'}->{'construction'}) {
my $stylevalue=$ENV{'construct.style'};	my $stylevalue=$env{'construct.style'};
my $xmlfrag .= <<"RNDSEED";	my $xmlfrag .= <<"RNDSEED";
<message><tr><td align='right'>Use random seed: </td><td></message>	<message><tr><td align='right'>Use random seed: </td><td></message>
<string variable="curseed" size="15" maxlength="15">	<string variable="curseed" size="15" maxlength="15">
Line 2116 CHOOSE_FROM_ANY_SEQUENCE	Line 2663 CHOOSE_FROM_ANY_SEQUENCE
</defaultvalue>	</defaultvalue>
</string>	</string>
<message></td></tr><tr><td align="right">Use style file:</td><td></message>	<message></td></tr><tr><td align="right">Use style file:</td><td></message>
<message><input type="text" size="40" name="style_file_value" value="$stylevalue" />  <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><td></message>	<message><input type="text" size="40" name="style_file_value" value="$stylevalue" />  <a href="javascript:openbrowser('helpform','style_file_value','sty')">Select style file</a> </td><tr><td></message>
<message></td></tr></message>	<choices allowempty="1" multichoice="true" variable="showallfoils">
	<choice computer="1">Show all foils?</choice>
	</choices>
	<message></td></tr></message>
RNDSEED	RNDSEED
&Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);	&Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
$helper->{'VARS'}->{'style_file'}=$ENV{'form.style_file_value'};	$helper->{'VARS'}->{'style_file'}=$env{'form.style_file_value'};
}
	}
}	}


Line 2141 RNDSEED	Line 2692 RNDSEED

$helper->process();	$helper->process();


# MANUAL BAILOUT CONDITION:	# MANUAL BAILOUT CONDITION:
# If we're in the "final" state, bailout and return to handler	# If we're in the "final" state, bailout and return to handler
if ($helper->{STATE} eq 'FINAL') {	if ($helper->{STATE} eq 'FINAL') {
Line 2148 RNDSEED	Line 2700 RNDSEED
}	}

$r->print($helper->display());	$r->print($helper->display());
	if ($helper->{STATE} eq 'START') {
	&recently_generated($r);
	}
&Apache::lonhelper::unregisterHelperTags();	&Apache::lonhelper::unregisterHelperTags();

return OK;	return OK;
Line 2188 no strict;	Line 2742 no strict;
@ISA = ("Apache::lonhelper::element");	@ISA = ("Apache::lonhelper::element");
use strict;	use strict;
use Apache::lonlocal;	use Apache::lonlocal;
	use Apache::lonnet;

my $maxColumns = 2;	my $maxColumns = 2;
	# it'd be nice if these all worked
	#my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
	# "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
	# "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]",
	# "a5 [148x210 mm]", "a6 [105x148 mm]" );
my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",	my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
"tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",	"a4 [210x297 mm]");
"a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]",
"a5 [148x210 mm]", "a6 [105x148 mm]" );

# Tentative format: Orientation (L = Landscape, P = portrait) \| Colnum \|	# Tentative format: Orientation (L = Landscape, P = portrait) \| Colnum \|
# Paper type	# Paper type
Line 2229 sub render {	Line 2787 sub render {
</tr>	</tr>
<tr>	<tr>
<td>	<td>
<input type="radio" name="${var}.layout" value="L" /> Landscape<br />	<label><input type="radio" name="${var}.layout" value="L" /> Landscape </label><br />
<input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait	<label><input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait </label>
</td>	</td>
<td align="center">	<td align="center">
<select name="${var}.cols">	<select name="${var}.cols">
Line 2248 STATEHTML	Line 2806 STATEHTML
$result .= "</select></td><td>\n";	$result .= "</select></td><td>\n";
$result .= "<select name='${var}.paper'>\n";	$result .= "<select name='${var}.paper'>\n";

my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});	my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
my $DefaultPaperSize=$parmhash{'default_paper_size'};	my $DefaultPaperSize=lc($parmhash{'default_paper_size'});
	$DefaultPaperSize=~s/\s//g;
if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}	if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
$i = 0;	$i = 0;
foreach (@paperSize) {	foreach (@paperSize) {
Line 2272 sub postprocess {	Line 2831 sub postprocess {
my $var = $self->{'variable'};	my $var = $self->{'variable'};
my $helper = Apache::lonhelper->getHelper();	my $helper = Apache::lonhelper->getHelper();
$helper->{VARS}->{$var} =	$helper->{VARS}->{$var} =
$ENV{"form.$var.layout"} . '\|' . $ENV{"form.$var.cols"} . '\|' .	$env{"form.$var.layout"} . '\|' . $env{"form.$var.cols"} . '\|' .
$ENV{"form.$var.paper"};	$env{"form.$var.paper"};
return 1;	return 1;
}	}

Line 2303 is no tag interface. You actually pass p	Line 2862 is no tag interface. You actually pass p
=cut	=cut

use Apache::lonhelper;	use Apache::lonhelper;
	use Apache::lonnet;
no strict;	no strict;
@ISA = ("Apache::lonhelper::element");	@ISA = ("Apache::lonhelper::element");
use strict;	use strict;
Line 2341 sub render {	Line 2900 sub render {
$result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';	$result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
}	}

	my $width = 18;
	my $format = $helper->{VARS}->{$self->{'formatvar'}};
	if (substr($format, 2, 1) ne '1') {
	$width = 9;
	}

$result .= <<ELEMENTHTML;	$result .= <<ELEMENTHTML;

<p>How should the column be formatted?</p>	<p>How should the column be formatted?</p>
Line 2348 sub render {	Line 2913 sub render {
<table cellpadding='3'>	<table cellpadding='3'>
<tr>	<tr>
<td align='right'><b>Width</b>:</td>	<td align='right'><b>Width</b>:</td>
<td align='left'><input type='text' name='$var.width' value='18' size='4'></td>	<td align='left'><input type='text' name='$var.width' value='$width' size='4'></td>
<td align='left'>	<td align='left'>
<select name='$var.widthunit'>	<select name='$var.widthunit'>
<option>cm</option><option>in</option>	<option>cm</option><option>in</option>
Line 2389 sub preprocess {	Line 2954 sub preprocess {
my $helper = Apache::lonhelper::getHelper();	my $helper = Apache::lonhelper::getHelper();

my $format = $helper->{VARS}->{$self->{'formatvar'}};	my $format = $helper->{VARS}->{$self->{'formatvar'}};
if (substr($format, 2, 1) ne '1') {	# if (substr($format, 2, 1) ne '1') {
$helper->changeState($self->{NEXTSTATE});	# $helper->changeState($self->{NEXTSTATE});
}	# }

return 1;	return 1;
}	}
Line 2401 sub postprocess {	Line 2966 sub postprocess {

my $var = $self->{'variable'};	my $var = $self->{'variable'};
my $helper = Apache::lonhelper->getHelper();	my $helper = Apache::lonhelper->getHelper();
my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"};	my $width = $helper->{VARS}->{$var .'.width'} = $env{"form.${var}.width"};
my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"};	my $height = $helper->{VARS}->{$var .'.height'} = $env{"form.${var}.height"};
my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"};	my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $env{"form.${var}.lmargin"};
$helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"};	$helper->{VARS}->{$var .'.widthunit'} = $env{"form.${var}.widthunit"};
$helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"};	$helper->{VARS}->{$var .'.heightunit'} = $env{"form.${var}.heightunit"};
$helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"};	$helper->{VARS}->{$var .'.lmarginunit'} = $env{"form.${var}.lmarginunit"};

my $error = '';	my $error = '';

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.

Removed from v.1.365
changed lines
	Added in v.1.440