loncom/interface/lonprintout.pm - diff

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Diff for /loncom/interface/lonprintout.pm between versions 1.603 and 1.621

version 1.603, 2011/11/05 22:50:47	version 1.621, 2012/11/20 12:01:54
Line 1	Line 1

# The LearningOnline Network	# The LearningOnline Network
# Printout	# Printout
#	#
Line 28	Line 27
#	#
package Apache::lonprintout;	package Apache::lonprintout;
use strict;	use strict;
	use POSIX;
use Apache::Constants qw(:common :http);	use Apache::Constants qw(:common :http);
use Apache::lonxml;	use Apache::lonxml;
use Apache::lonnet;	use Apache::lonnet;
Line 41 use Apache::admannotations;	Line 41 use Apache::admannotations;
use Apache::lonenc;	use Apache::lonenc;
use Apache::entities;	use Apache::entities;
use Apache::londefdef;	use Apache::londefdef;
	# use Apache::structurelags; # for language management.

use File::Basename;	use File::Basename;

use HTTP::Response;	use HTTP::Response;
use LONCAPA::map();	use LONCAPA::map();
use POSIX qw(strftime);	use POSIX qw(ctime);
use Apache::lonlocal;	use Apache::lonlocal;
use Carp;	use Carp;
use LONCAPA;	use LONCAPA;
Line 76 my $font_size = 'normalsize'; # Default	Line 77 my $font_size = 'normalsize'; # Default

#---------------------------- Helper helpers. -------------------------	#---------------------------- Helper helpers. -------------------------

	##
	# Filter function to determine if a resource is a printable sequence.
	#
	# @param $res -Resource to check.
	#
	# @return 1 - printable and a resource
	# 0 - either notm a sequence or not printable.
	#
	sub printable_sequence {
	my $res = shift;

	# Non-sequences are not listed:

	if (!$res->is_sequence()) {
	return 0;
	}

	# Person with pav or pfo can always print:

	if ($perm{'pav'} \|\| $perm{'pfo'}) {
	return 1;
	}

	if ($res->is_sequence()) {
	my $symb = $res->symb();
	my $navmap = $res->{NAV_MAP};

	# Find the first resource in the map:

	my $iterator = $navmap->getIterator($res, undef, undef, 1, 1);
	my $first = $iterator->next();

	while (1) {
	if ($first == $iterator->END_ITERATOR) { last; }
	if (ref($first) && ! $first->is_sequence()) {last; }
	$first = $iterator->next();
	}


	# Might be an empty map:

	if (!ref($first)) {
	return 0;
	}
	my $partsref = $first->parts();
	my @parts = @$partsref;
	my ($open, $close) = $navmap->map_printdates($first, $parts[0]);
	return &printable($open, $close);
	}
	return 0;
	}

# BZ5209:	# BZ5209:
# Create the states needed to run the helper for incomplete problems from	# Create the states needed to run the helper for incomplete problems from
# the current folder for selected students.	# the current folder for selected students.
Line 302 CHOOSE_RESOURCES	Line 355 CHOOSE_RESOURCES
</resource>	</resource>
</state>	</state>
CHOOSE_RESOURCES	CHOOSE_RESOURCES

return $result;	return $result;
}	}
#	#
Line 435 RESOURCE_SELECTOR	Line 487 RESOURCE_SELECTOR

#-----------------------------------------------------------------------	#-----------------------------------------------------------------------

	# Computes an open and close date from a list of open/close dates for a resource's
	# parts.
	#
	# @param \@opens - reference to an array of open dates.
	# @param \@closes - reference to an array of close dates.
	#
	# @return ($open, $close)
	#
	# @note If open/close dates are not defined they will be retunred as undef
	# @note It is possible for there to be no overlap in which case -1,-1
	# will be returned.
	# @note The algorithm used is to take the latest open date and the earliest end date.
	#
	sub compute_open_window {
	my ($opensref, $closesref) = @_;

	my @opens = @$opensref;
	my @closes = @$closesref;

	# latest open date:
	my $latest_open;

	foreach my $open (@opens) {
	if (!defined($latest_open) \|\| ($open > $latest_open)) {
	$latest_open = $open;
	}
	}
	# Earliest close:

	my $earliest_close;
	foreach my $close (@closes) {
	if (!defined($earliest_close) \|\| ($close < $earliest_close)) {
	$earliest_close = $close;
	}
	}

	# If no overlap...both are -1 as promised.

	if (defined($earliest_close) && defined($latest_open)
	&& ($earliest_close < $latest_open)) {
	$latest_open = -1;
	$earliest_close = -1;
	}

	return ($latest_open, $earliest_close);

	}

	##
	# Determines if 'now' is within the set of printable dates.
	#
	# @param $open_date - Starting date/timestamp.
	# @param $close_date - Ending date/timestamp.
	#
	# @return 0 - Not open.
	# @return 1 - open.
	#
	sub printable {
	my ($open_date, $close_date) = @_;


	my $now = time();

	# Have to do a bit of fancy footwork around undefined open/close dates:

	if ($open_date && ($open_date > $now)) {
	return 0;
	}

	if ($close_date && ($close_date < $now)) {
	return 0;
	}

	return 1;

	}

	##
	# Returns the innermost print start/print end dates for a resource.
	# This is done by looking at the start/end dates for its parts and choosing
	# the intersection of those dates.
	#
	# @param res - lonnvamaps::resource object that represents the resource.
	#
	# @return (opendate, closedate)
	#
	# @note If open/close dates are not defined they will be retunred as undef
	# @note It is possible for there to be no overlap in which case -1,-1
	# will be returned.
	# @note The algorithm used is to take the latest open date and the earliest end date.
	#

	sub get_print_dates {
	my $res = shift;
	my $partsref = $res->parts();
	my @parts;
	if (ref($partsref) eq 'ARRAY') {
	@parts = @{$partsref};
	}
	my $open_date;
	my $close_date;
	my @open_dates;
	my @close_dates;


	if (@parts) {
	foreach my $part (@parts) {
	my $partopen = $res->parmval('printstartdate', $part);
	my $partclose = $res->parmval('printenddate', $part);

	push(@open_dates, $partopen);
	push(@close_dates, $partclose);
	}
	}

	($open_date, $close_date) = &compute_open_window(\@open_dates, \@close_dates);

	if ($open_date) {
	$open_date = POSIX::strftime('%D', localtime($open_date));
	}
	if ($close_date) {
	$close_date = POSIX::strftime('%D', localtime($close_date));
	}

	return ($open_date, $close_date);
	}

	##
	# Get the dates for which a course says a resource can be printed. This is like
	# get_print_dates but namvaps::course_print_dates are gotten...and not converted
	# to times either.
	#
	# @param $res - Reference to a resource has from lonnvampas::resource.
	#
	# @return (opendate, closedate)
	#
	sub course_print_dates {
	my $res = shift;
	my $partsref = $res->parts();
	my @parts = @$partsref;
	my $open_date;
	my $close_date;
	my @open_dates;
	my @close_dates;
	my $navmap = $res->{NAV_MAP}; # Slightly OO dirty.

	# Don't bother looping over undefined or empty parts arraY;

	if (@parts) {
	foreach my $part (@parts) {
	my ($partopen, $partclose) = $navmap->course_printdates($res, $part);
	push(@open_dates, $partopen);
	push(@close_dates, $partclose);
	}
	($open_date, $close_date) = &compute_open_window(\@open_dates, \@close_dates);
	}
	return ($open_date, $close_date);
	}
	##
	# Same as above but for the enclosing map:
	#
	sub map_print_dates {
	my $res = shift;
	my $partsref = $res->parts();
	my @parts = @$partsref;
	my $open_date;
	my $close_date;
	my @open_dates;
	my @close_dates;
	my $navmap = $res->{NAV_MAP}; # slightly OO dirty.


	# Don't bother looping over undefined or empty parts arraY;

	if (@parts) {
	foreach my $part (@parts) {
	my ($partopen, $partclose) = $navmap->map_printdates($res, $part);
	push(@open_dates, $partopen);
	push(@close_dates, $partclose);
	}
	($open_date, $close_date) = &compute_open_window(\@open_dates, \@close_dates);
	}
	return ($open_date, $close_date);
	}

# Determine if a resource is incomplete given the map:	# Determine if a resource is incomplete given the map:
# Parameters:	# Parameters:
# $username - Name of user for whom we are checking.	# $username - Name of user for whom we are checking.
Line 519 sub master_seq_to_person_seq {	Line 756 sub master_seq_to_person_seq {
# Only process resources..that are not removed by randomout...	# Only process resources..that are not removed by randomout...
# and are selected for printint as well.	# and are selected for printint as well.
#	#

if (! exists $nonResourceItems{$curres} && ! $curres->randomout()) {	if (! exists $nonResourceItems{$curres} && ! $curres->randomout()) {
my $symb = $curres->symb();	my $symb = $curres->symb();
if (exists $seq_hash{$symb}) {	if (exists $seq_hash{$symb}) {
Line 634 sub include_pdf {	Line 872 sub include_pdf {
# (unlikely). If it did exist, add the pdf to the set of files/images that	# (unlikely). If it did exist, add the pdf to the set of files/images that
# need tob e converted for this print job:	# need tob e converted for this print job:

$file =~ s\|(.*)/res/\|/home/httpd/html/res/\|;	my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};
	$file =~ s{(.*)/res/}{$londocroot/res/};

open(FILE,">>/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat");	open(FILE,">>$Apache::lonnet::perlvar{'lonPrtDir'}/$env{'user.name'}_$env{'user.domain'}_printout.dat");
print FILE ("$file\n");	print FILE ("$file\n");
close (FILE);	close (FILE);

Line 659 sub include_pdf {	Line 898 sub include_pdf {


}	}
	##
	# Collect the various \select_language{language_name}
	# latex tags to build a \usepackage[lang-list]{babel} which will
	# appear just prior to the \begin{document} at the front of the concatenated
	# set of resources:
	# @param doc - The string of latex to search/replace.
	# @return string
	# @retval - the modified document stringt.
	#
	sub collect_languages {
	my $doc = shift;
	my %languages;
	while ($doc =~ /\\selectlanguage{(\w+)}/mg) {
	$languages{$1} = 1; # allows us to request each language exactly once.
	}
	my @lang_list = (keys(%languages)); # List of unique languages
	if (scalar @lang_list) {
	my $babel_header = '\usepackage[' . join(',', @lang_list) .']{babel}'. "\n";
	$doc =~ s/\\begin{document}/$babel_header\\begin{document}/;
	}
	return $doc;
	}
	#-------------------------------------------------------------------

#	#
# ssi_with_retries- Does the server side include of a resource.	# ssi_with_retries- Does the server side include of a resource.
Line 975 sub is_code_valid {	Line 1236 sub is_code_valid {
}	}

}	}
	#
	# Compare two students by section (Used to sort by section).
	#
	# Implicit inputs,
	# $a - The first one
	# $b - The second one.
	#
	# Returns:
	# a-section cmp b-section
	#
	sub compare_sections {
	my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a);
	my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b);

	return $s1 cmp $s2;
	}

# 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 2051 sub recently_generated {	Line 2328 sub recently_generated {
# A reference to a page break hash.	# A reference to a page break hash.
#	#
#	#
use Data::Dumper;	# use Data::Dumper;
# sub dump_helper_vars {	# sub dump_helper_vars {
# my ($helper) = @_;	# my ($helper) = @_;
# my $helpervars = Dumper($helper->{'VARS'});	# my $helpervars = Dumper($helper->{'VARS'});
Line 2200 sub set_form_extraspace {	Line 2477 sub set_form_extraspace {
sub print_construction_sequence {	sub print_construction_sequence {
my ($currentURL, $helper, %form, $LaTeXwidth) = @_;	my ($currentURL, $helper, %form, $LaTeXwidth) = @_;


my $result;	my $result;
my $rndseed=time;	my $rndseed=time;
if ($helper->{'VARS'}->{'curseed'}) {	if ($helper->{'VARS'}->{'curseed'}) {
$rndseed=$helper->{'VARS'}->{'curseed'};	$rndseed=$helper->{'VARS'}->{'curseed'};
}	}
my $errtext=&LONCAPA::map::mapread($currentURL);	my $errtext=&LONCAPA::map::mapread(&Apache::lonnet::filelocation('',$currentURL));

#	#
# These make this all support recursing for subsequences.	# These make this all support recursing for subsequences.
#	#
my @order = @LONCAPA::map::order;	my @order = @LONCAPA::map::order;
my @resources = @LONCAPA::map::resources;	my @resources = @LONCAPA::map::resources;

for (my $member=0;$member<=$#order;$member++) {	for (my $member=0;$member<=$#order;$member++) {
$resources[$order[$member]]=~/^([^:]):([^:]):/;	$resources[$order[$member]]=~/^([^:]):([^:]):/;
my $urlp=$2;	my $urlp=$2;
Line 2227 sub print_construction_sequence {	Line 2505 sub print_construction_sequence {
}	}
if((($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=~/$LONCAPA::assess_page_re/)) {
# Don't permanently modify %$form...	# Don't permanently modify %$form...
my %answerform = %form;	my %answerform = %form;
$answerform{'grade_target'}='answer';	$answerform{'grade_target'}='answer';
Line 2271 sub print_construction_sequence {	Line 2549 sub print_construction_sequence {
# IF sequence, recurse:	# IF sequence, recurse:

if ($urlp =~ /\.sequence$/) {	if ($urlp =~ /\.sequence$/) {
#	$result .= &print_construction_sequence($urlp,
# FIXME: this does not work for co-authors
my $sequence_url = $urlp;
my $domain = $env{'user.domain'}; # Constr. space only on local
my $user = $env{'user.name'};
# FIXME: the substitutions below do not seem to make sense

$sequence_url =~ s/^\/res\/$domain/\/home/;
$sequence_url =~ s/^(\/home\/$user)/$1\/public_html/;
# $sequence_url =~ s\|\/~([^\/]+)\/\|\/home\/$1\/public_html\/\|;
$result .= &print_construction_sequence($sequence_url,
$helper, %form,	$helper, %form,
$LaTeXwidth);	$LaTeXwidth);
}	}
Line 2337 sub print_construction_sequence {	Line 2605 sub print_construction_sequence {
# For item 100, filtering was done at the helper level.	# For item 100, filtering was done at the helper level.

sub output_data {	sub output_data {
my ($r,$helper,$rparmhash) = @_;	&Apache::lonnet::logthis("outptu_data");

	my ($r,$helper,$rparmhash) = @_;
my %parmhash = %$rparmhash;	my %parmhash = %$rparmhash;
$ssi_error = 0; # This will be set nonzero by failing ssi's.	$ssi_error = 0; # This will be set nonzero by failing ssi's.
$resources_printed = '';	$resources_printed = '';
Line 2555 ENDPART	Line 2824 ENDPART
}	}
} elsif ($cleanURL!~m\|^/adm/\|	} elsif ($cleanURL!~m\|^/adm/\|
&& $currentURL=~/\.(sequence\|page)$/ && $helper->{'VARS'}->{'construction'} eq '1') {	&& $currentURL=~/\.(sequence\|page)$/ && $helper->{'VARS'}->{'construction'} eq '1') {
#printing content of sequence from the construction space

# FIXME: unclear how this would work

$currentURL=~s\|\/~([^\/]+)\/\|\/home\/$1\/public_html\/\|;
$result .= &print_construction_sequence($currentURL, $helper, %form,	$result .= &print_construction_sequence($currentURL, $helper, %form,
$LaTeXwidth);	$LaTeXwidth);
$result .= '\end{document}';	$result .= '\end{document}';
Line 2616 ENDPART	Line 2880 ENDPART
($print_type eq 'select_sequences') or	($print_type eq 'select_sequences') or
($print_type eq 'map_incomplete_problems_seq')	($print_type eq 'map_incomplete_problems_seq')
) {	) {
	&Apache::lonnet::logthis("map_problems maybe");
	&Apache::lonnet::logthis($print_type eq 'map_problems' ? " Yes" : "No");

#-- produce an output string	#-- produce an output string
if (($print_type eq 'map_problems') or	if (($print_type eq 'map_problems') or
Line 2721 ENDPART	Line 2986 ENDPART
$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;	$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
}	}
} else {	} else {
if ($urlp=~/\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|page)$/) {	if ($urlp=~/$LONCAPA::assess_page_re/) {
$texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});	$texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
# $texversion =~ s/\\begin{document}//; # FIXME	# $texversion =~ s/\\begin{document}//; # FIXME
my $title = &Apache::lonnet::gettitle($master_seq[$i]);	my $title = &Apache::lonnet::gettitle($master_seq[$i]);
Line 2759 ENDPART	Line 3024 ENDPART
$assignment,	$assignment,
$courseidinfo,	$courseidinfo,
$name);	$name);

if ($numberofcolumns eq '1') {	if ($numberofcolumns eq '1') {
$result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{'.$header_text.'}} \vskip 5 mm ';	$result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{'.$header_text.'}} \vskip 5 mm ';
} else {	} else {
Line 2860 ENDPART	Line 3124 ENDPART
if (($helper->{'VARS'}->{'student_sort'} eq 1) &&	if (($helper->{'VARS'}->{'student_sort'} eq 1) &&
($helper->{'VARS'}->{'SPLIT_PDFS'} ne "sections")) {	($helper->{'VARS'}->{'SPLIT_PDFS'} ne "sections")) {
@students = sort compare_names @students;	@students = sort compare_names @students;
	} else {
	@students = sort compare_sections @students;
}	}
&adjust_number_to_print($helper);	&adjust_number_to_print($helper);

Line 2892 ENDPART	Line 3158 ENDPART
($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {	($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
$moreenv{'problem_split'}='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,$#students+1);
my $student_counter=-1;	my $student_counter=-1;
my $i = 0;	my $i = 0;
my $last_section = (split(/:/,$students[0]))[2];	my $last_section = (split(/:/,$students[0]))[2];
Line 3007 ENDPART	Line 3273 ENDPART
$number_per_page=$num_todo > 0 ? $num_todo : 1;	$number_per_page=$num_todo > 0 ? $num_todo : 1;
}	}
my $flag_latex_header_remove = 'NO';	my $flag_latex_header_remove = 'NO';
my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');	my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,$num_todo);
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);
Line 3070 ENDPART	Line 3336 ENDPART
$texversion.='\vskip 0 mm \noindent ';	$texversion.='\vskip 0 mm \noindent ';
$texversion.=&path_to_problem ($urlp,$LaTeXwidth);	$texversion.=&path_to_problem ($urlp,$LaTeXwidth);
} else {	} else {
$texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';	$texversion.='\vskip 0 mm \noindent\textbf{'.
my $URLpath=$urlp;	&mt("Printing from Construction Space: No Title").'}\vskip 0 mm ';
$URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;	$texversion.=&path_to_problem ($urlp,$LaTeXwidth);
$texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
}	}
$texversion.='\vskip 1 mm '.$answer.'\end{document}';	$texversion.='\vskip 1 mm '.$answer.'\end{document}';
}	}
Line 3129 ENDPART	Line 3394 ENDPART

my $URLback=''; #link to original document	my $URLback=''; #link to original document
if ($helper->{'VARS'}->{'construction'} eq '1') {	if ($helper->{'VARS'}->{'construction'} eq '1') {
#prints resource from the construction space	$URLback=$helper->{'VARS'}->{'filename'};
$URLback='/'.$helper->{'VARS'}->{'filename'};
if ($URLback=~/([^?]+)/) {
$URLback=$1;
$URLback=~s\|^/~\|/priv/\|;
}
}	}
#	#
# Final adjustment of the font size:	# Final adjustment of the font size:
Line 3142 ENDPART	Line 3402 ENDPART

$result = set_font_size($result);	$result = set_font_size($result);

	# Insert any babel headers required.

	$result = &collect_languages($result);


#-- 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();
Line 3270 sub print_resources {	Line 3535 sub print_resources {
my $fullname = &get_name($username,$userdomain);	my $fullname = &get_name($username,$userdomain);
my $namepostfix = "\\\\"; # Both anon and not anon should get the same vspace.	my $namepostfix = "\\\\"; # Both anon and not anon should get the same vspace.


#	#
# Figure out if we need to filter the output by	# Figure out if we need to filter the output by
# the incomplete problems for that person	# the incomplete problems for that person
Line 3281 sub print_resources {	Line 3547 sub print_resources {
$print_incomplete = 1;	$print_incomplete = 1;
}	}
if ($person eq 'anonymous') {	if ($person eq 'anonymous') {
$namepostfix .="Name: ";	$namepostfix .=&mt('Name:')." ";
$fullname = "CODE - ".$moreenv->{'CODE'};	$fullname = "CODE - ".$moreenv->{'CODE'};
}	}

Line 3308 sub print_resources {	Line 3574 sub print_resources {
#	#

my $syllabus_first = 0;	my $syllabus_first = 0;
	my $current_assignment = "";
	my $assignment;
	my $courseidinfo = &get_course();

foreach my $curresline (@{$master_seq}) {	foreach my $curresline (@{$master_seq}) {
if (defined $page_breaks{$curresline}) {	if (defined $page_breaks{$curresline}) {
if($i != 0) {	if($i != 0) {
Line 3316 sub print_resources {	Line 3586 sub print_resources {
}	}
$current_output .= &get_extra_vspaces($helper, $curresline);	$current_output .= &get_extra_vspaces($helper, $curresline);
$i++;	$i++;
	my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);

	# See if we need to emit a new header:

if ( !($type eq 'problems' &&	if ( !($type eq 'problems' &&
($curresline!~ m/\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|page)$/)) ) {	($curresline!~ m/$LONCAPA::assess_page_re/)) ) {
my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
if ($print_incomplete && !&incomplete($username, $userdomain, $res_url)) {	if ($print_incomplete && !&incomplete($username, $userdomain, $res_url)) {
next;	next;
}	}
Line 3422 sub print_resources {	Line 3695 sub print_resources {
}	}
$remove_latex_header = 'YES';	$remove_latex_header = 'YES';
}	}
	$assignment = &Apache::lonxml::latex_special_symbols(
	&Apache::lonnet::gettitle($map), 'header');
	if (($assignment ne $current_assignment) && ($assignment ne "")) {
	my $header_line = &format_page_header($LaTeXwidth, $parmhash{'print_header_format'},
	$assignment, $courseidinfo,
	$fullname, $usersection);
	my $header_start = ($columns_in_format == 1) ? '\lhead'
	: '\fancyhead[LO]';
	$header_line = $header_start.'{'.$header_line.'}';
	$current_output = $current_output . $header_line;
	$current_assignment = $assignment;
	}

if (&Apache::loncommon::connection_aborted($r)) { last; }	if (&Apache::loncommon::connection_aborted($r)) { last; }
}	}
# If we are printing incomplete it's possible we don't have	# If we are printing incomplete it's possible we don't have
Line 3442 sub print_resources {	Line 3728 sub print_resources {
if ($syllabus_first) {	if ($syllabus_first) {
$current_output =~ s/\\\\ Last updated:/Last updated:/	$current_output =~ s/\\\\ Last updated:/Last updated:/
}	}
my $courseidinfo = &get_course();	if (0) {
my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');	my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
my $header_line =	my $header_line =
&format_page_header($LaTeXwidth, $parmhash{'print_header_format'},	&format_page_header($LaTeXwidth, $parmhash{'print_header_format'},
$currentassignment, $courseidinfo, $fullname, $usersection);	$currentassignment, $courseidinfo, $fullname, $usersection);
my $header_start = ($columns_in_format == 1) ? '\lhead'	my $header_start = ($columns_in_format == 1) ? '\lhead'
: '\fancyhead[LO]';	: '\fancyhead[LO]';
$header_line = $header_start.'{'.$header_line.'}';	$header_line = $header_start.'{'.$header_line.'}';
	}
if ($current_output=~/\\documentclass/) {	if ($current_output=~/\\documentclass/) {
$current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /;	# $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /;
	$current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$namepostfix}\\vskip 5 mm /;

} else {	} else {
my $blankpages =	my $blankpages =
'\clearpage\strut\clearpage'x$helper->{'VARS'}->{'EMPTY_PAGES'};	'\clearpage\strut\clearpage'x$helper->{'VARS'}->{'EMPTY_PAGES'};

	# $current_output = '\strut\vspace*{-6 mm}\\newline'.
	# &copyright_line().' \newpage '.$blankpages.$end_of_student.
	# '\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent'.
	# $header_line.$namepostfix. '} \vskip 5 mm '.$current_output;
$current_output = '\strut\vspace*{-6 mm}\\newline'.	$current_output = '\strut\vspace*{-6 mm}\\newline'.
&copyright_line().' \newpage '.$blankpages.$end_of_student.	&copyright_line().' \newpage '.$blankpages.$end_of_student.
'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent'.	'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent'
$header_line.$namepostfix.'} \vskip 5 mm '.$current_output;	.$namepostfix. '} \vskip 5 mm '.$current_output;

}	}
#	#
# Close the student bracketing.	# Close the student bracketing.
Line 3468 sub print_resources {	Line 3762 sub print_resources {

}	}

	sub printing_blocked {
	my ($r,$blocktext) = @_;
	my $title = &mt('Preparing Printout');
	&Apache::lonhtmlcommon::clear_breadcrumbs();
	&Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/printout',
	text=> $title});
	my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs($title);
	&Apache::loncommon::content_type($r,'text/html');
	&Apache::loncommon::no_cache($r);
	$r->send_http_header;
	$r->print(&Apache::loncommon::start_page('Preparing Printout').
	$breadcrumbs.
	$blocktext.
	&Apache::loncommon::end_page());
	return;
	}

sub handler {	sub handler {

my $r = shift;	my $r = shift;

	if ($env{'request.course.id'}) {
	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
	my ($blocked,$blocktext) =
	&Apache::loncommon::blocking_status('printout',$cnum,$cdom);
	if ($blocked) {
	my $checkrole = "cm./$cdom/$cnum";
	if ($env{'request.course.sec'} ne '') {
	$checkrole .= "/$env{'request.course.sec'}";
	}
	unless ((&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) &&
	($env{'request.role'} !~ m{^st\./$cdom/$cnum})) {
	&printing_blocked($r,$blocktext);
	return OK;
	}
	}
	}

&init_perm();	&init_perm();
	&Apache::lonnet::logthis("Handler");
my $helper = printHelper($r);	my $helper = printHelper($r);
if (!ref($helper)) {	if (!ref($helper)) {
return $helper;	return $helper;
Line 3497 sub handler {	Line 3826 sub handler {

&output_data($r,$helper,\%parmhash);	&output_data($r,$helper,\%parmhash);
return OK;	return OK;
}	}

use Apache::lonhelper;	use Apache::lonhelper;

Line 3542 sub get_randomly_ordered_warning {	Line 3871 sub get_randomly_ordered_warning {
my $func =	my $func =
sub { return ($_[0]->is_map() && $_[0]->randomorder); };	sub { return ($_[0]->is_map() && $_[0]->randomorder); };
my @matches = $navmap->retrieveResources($res, $func,1,1,1);	my @matches = $navmap->retrieveResources($res, $func,1,1,1);
if (@matches) {
$message = "Some of the items below are in folders set to be randomly ordered. However, when printing the contents of these folders, they will be printed in the original order for all students, not the randomized order.";
}
}
if ($message) {
return '<message type="warning">'.$message.'</message>';
}	}
} else {	} else {
$message = "Retrieval of information about ordering of resources failed.";	$message = "Retrieval of information about ordering of resources failed.";
Line 3676 sub printHelper {	Line 4000 sub printHelper {
my $is_published=0; # True when printing from resource space.	my $is_published=0; # True when printing from resource space.
my $res_printable = 1; # By default the current resource is printable.	my $res_printable = 1; # By default the current resource is printable.
my $userCanPrint = ($perm{'pav'} \|\| $perm{'pfo'});	my $userCanPrint = ($perm{'pav'} \|\| $perm{'pfo'});
	my $res_printstartdate;
	my $res_printenddate;
	my $map_open = 0;
	my $map_close = 0xffffffff;
	my $course_open = 0;
	my $course_close = 0xffffffff;

# Get the resource name from construction space	# Get the resource name from construction space
if ($helper->{VARS}->{'construction'}) {	if ($helper->{VARS}->{'construction'}) {
Line 3692 sub printHelper {	Line 4022 sub printHelper {
&Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));	&Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
my $navmap = Apache::lonnavmaps::navmap->new();	my $navmap = Apache::lonnavmaps::navmap->new();
my $res = $navmap->getBySymb($symb);	my $res = $navmap->getBySymb($symb);
$res_printable = $res->resprintable() \|\| $userCanPrint; #printability in course context	$res_printable = $res->resprintable() \| $userCanPrint; #printability in course context
	($res_printstartdate, $res_printenddate) = &get_print_dates($res);
	($course_open, $course_close) = &course_print_dates($res);
	($map_open, $map_close) = &map_print_dates($res);

} else {	} else {
# Resource space.	# Resource space.

Line 3711 sub printHelper {	Line 4045 sub printHelper {
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.problemstatus'};	$helper->{VARS}->{'probstatus'}=$env{'form.problemstatus'};
}	}
Line 3741 sub printHelper {	Line 4076 sub printHelper {

if ($resourceTitle && $res_printable) {	if ($resourceTitle && $res_printable) {
push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('the resource you just saw on the screen').")", 'current_document', 'PAGESIZE'];	push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('the resource you just saw on the screen').")", 'current_document', 'PAGESIZE'];
}	}


# Useful filter strings	# Useful filter strings

Line 3847 sub printHelper {	Line 4181 sub printHelper {
my $nextState = 'CHOOSE_INCOMPLETE_SEQ';	my $nextState = 'CHOOSE_INCOMPLETE_SEQ';
my $textSuffix = '';	my $textSuffix = '';

if ($userCanPrint) {	if ($userCanPrint) {
$printSelector = 'map_incomplete_problems_people_seq';	$printSelector = 'map_incomplete_problems_people_seq';
$nextState = 'CHOOSE_INCOMPLETE_PEOPLE_SEQ';	$nextState = 'CHOOSE_INCOMPLETE_PEOPLE_SEQ';
$textSuffix = ' for selected students';	$textSuffix = ' for selected students';
Line 3855 sub printHelper {	Line 4189 sub printHelper {
&create_incomplete_folder_selstud_helper($helper, $map);	&create_incomplete_folder_selstud_helper($helper, $map);
&Apache::lonxml::xmlparse($r, 'helper', $helperStates);	&Apache::lonxml::xmlparse($r, 'helper', $helperStates);
} else {	} else {
my $helperStates = &create_incomplete_folder_helper($helper, $map); # Create needed states for student.	if (&printable($map_open, $map_close)) {
&Apache::lonxml::xmlparse($r, 'helper', $helperStates);	my $helperStates = &create_incomplete_folder_helper($helper, $map); # Create needed states for student.
	&Apache::lonxml::xmlparse($r, 'helper', $helperStates);
	} else {
	# TODO: Figure out how to break the news...this folder is not printable.
	}
}	}

push(@{$printChoices},	if ($userCanPrint \|\| &printable($map_open, $map_close)) {
[&mt('Selected [_1]Incomplete Problems[_2] from folder [_3]' . $textSuffix,	push(@{$printChoices},
'<b>', '</b>',	[&mt('Selected [_1]Incomplete Problems[_2] from folder [_3]' . $textSuffix,
'<b><i>'. $sequenceTitle . '</b></i>'),	'<b>', '</b>',
$printSelector,	'<b><i>'. $sequenceTitle . '</b></i>'),
$nextState]);	$printSelector,
	$nextState]);
	}
# Allow problems from sequence	# Allow problems from sequence
push @{$printChoices},	if ($userCanPrint \|\| &printable($map_open, $map_close)) {
	push @{$printChoices},
[&mt('Selected [_1]Problems[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'),	[&mt('Selected [_1]Problems[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'),
'map_problems',	'map_problems',
'CHOOSE_PROBLEMS'];	'CHOOSE_PROBLEMS'];
# Allow all resources from sequence	# Allow all resources from sequence
push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'),	push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'),
'map_problems_pages',	'map_problems_pages',
'CHOOSE_PROBLEMS_HTML'];	'CHOOSE_PROBLEMS_HTML'];
my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS',	my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS',
'Select Problem(s) to print',	'Select Problem(s) to print',
'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',	'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
'RESOURCES',	'RESOURCES',
'PAGESIZE',	'PAGESIZE',
$map,	$map,
$isProblem, '',	$isProblem, '',
$symbFilter,	$symbFilter,
$start_new_option);	$start_new_option);
$helperFragment .= &generate_resource_chooser('CHOOSE_PROBLEMS_HTML',	$helperFragment .= &generate_resource_chooser('CHOOSE_PROBLEMS_HTML',
'Select Resource(s) to print',	'Select Resource(s) to print',
'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',	'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
'RESOURCES',	'RESOURCES',
'PAGESIZE',	'PAGESIZE',
$map,	$map,
$isNotMap, '',	$isNotMap, '',
$symbFilter,	$symbFilter,
$start_new_option);	$start_new_option);

&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);	&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
	} else {
	# TODO: Figure out how to tell them the folder is not printable.
	}
}	}
	# If the user has pfo (print for others) allow them to print all
# If the user has pfo (print for others) allow them to print all	# problems and resources in the entire course, optionally for selected students
# problems and resources in the entire course, optionally for selected students	my $post_data = $helper->{VARS}->{'postdata'};
my $post_data = $helper->{VARS}->{'postdata'};

if ($perm{'pfo'} && !$is_published &&	if ($perm{'pfo'} && !$is_published &&
($post_data=~/\/res\// \|\| $post_data =~/\/(syllabus\|smppg\|aboutme\|bulletinboard)$/)) {	($post_data=~/\/res\// \|\| $post_data =~/\/(syllabus\|smppg\|aboutme\|bulletinboard)$/)) {
Line 4262 CHOOSE_FROM_SUBDIR	Line 4604 CHOOSE_FROM_SUBDIR
<message>Select the sequence to print resources from:</message>	<message>Select the sequence to print resources from:</message>
<resource variable="SEQUENCE">	<resource variable="SEQUENCE">
<nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>	<nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
<filterfunc>return \$res->is_sequence;</filterfunc>	<filterfunc>return &Apache::lonprintout::printable_sequence(\$res);</filterfunc>
<valuefunc>return $urlValue;</valuefunc>	<valuefunc>return $urlValue;</valuefunc>
<choicefunc>return \$res->hasResource(\$res,sub { return !\$_[0]->is_sequence() },0,0);	<choicefunc>return \$res->hasResource(\$res,sub { return !\$_[0]->is_sequence() },0,0);
</choicefunc>	</choicefunc>
Line 4284 CHOOSE_FROM_ANY_SEQUENCE	Line 4626 CHOOSE_FROM_ANY_SEQUENCE

# Generate the first state, to select which resources get printed.	# Generate the first state, to select which resources get printed.
Apache::lonhelper::state->new("START", "Select Printing Options:");	Apache::lonhelper::state->new("START", "Select Printing Options:");
	if (!$res_printable) {
	$paramHash = Apache::lonhelper::getParamHash();
	$paramHash->{MESSAGE_TEXT} =
	&mt('<p><b>Printing for current resource is only possible between [_1] and [_1]</b></p>',
	$res_printstartdate, $res_printenddate);
	Apache::lonhelper::message->new();
	}
	$paramHash = Apache::lonhelper::getParamHash();
$paramHash = Apache::lonhelper::getParamHash();	$paramHash = Apache::lonhelper::getParamHash();
$paramHash->{MESSAGE_TEXT} = "";	$paramHash->{MESSAGE_TEXT} = "";
Apache::lonhelper::message->new();	Apache::lonhelper::message->new();
Line 4926 sub postprocess {	Line 5276 sub postprocess {
}	}
}	}



__END__	__END__

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

Removed from v.1.603
changed lines
	Added in v.1.621