loncom/interface/lonprintout.pm - diff

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Diff for /loncom/interface/lonprintout.pm between versions 1.193 and 1.606

-version 1.193, 2003/06/23 19:22:00
+version 1.606, 2011/11/07 16:00:17
  Line 1
  # The LearningOnline Network
  # Printout
  #
- Line 22
+ Line 23
  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  #
  # /home/httpd/html/adm/gpl.txt
- #
  # http://www.lon-capa.org/
  #
- # (Internal Server Error Handler
- #
- # (Login Screen
- # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
- # 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
- #
- # 3/1/1 Gerd Kortemeyer)
- #
- # 3/1 Gerd Kortemeyer
- #
- # 9/17 Alex Sakharuk
  #
  package Apache::lonprintout;
  use strict;
  use Apache::Constants qw(:common :http);
  use Apache::lonxml;
- Line 49  use Apache::grades;
+ Line 37  use Apache::grades;
  use Apache::edit;
  use Apache::File();
  use Apache::lonnavmaps;
+ use Apache::admannotations;
+ use Apache::lonenc;
+ use Apache::entities;
+ use Apache::londefdef;
+ use File::Basename;
+ use HTTP::Response;
+ use LONCAPA::map();
  use POSIX qw(strftime);
- use GDBM_File;
+ use Apache::lonlocal;
+ use Carp;
+ use LONCAPA;
+ my %perm;
+ my %parmhash;
+ my $resources_printed;
+ # Global variables that describe errors in ssi calls detected  by ssi_with_retries.
+ #
+ my $ssi_error;			# True if there was an ssi error.
+ my $ssi_last_error_resource;	# The resource URI that could not be fetched.
+ my $ssi_last_error;		# The error text from the server. (e.g. 500 Server timed out).
+ #
+ #  Our ssi max retry count.
+ #
+ my $ssi_retry_count = 5;	# Some arbitrary value.
+ #  Font size:
+ my $font_size = 'normalsize';	# Default is normalsize...
+ #----------------------------  Helper helpers. -------------------------
+ # BZ5209:
+ #    Create the states needed to run the helper for incomplete problems from
+ #    the current folder for selected students.
+ #    This includes:
+ #    -  A resource selector limited to problems (incompleteness must be
+ #       calculated on a student per student basis.
+ #    -  A student selector.
+ #    -  Tie in to the FORMAT of the print job.
+ #
+ # States:
+ #   CHOOSE_INCOMPLETE_PEOPLE_SEQ      - Resource selection.
+ #   CHOOSE_STUDENTS_INCOMPLETE        - Student selection.
+ #   CHOOSE_STUDENTS_INCOMPLETE_FORMAT - Format selection
+ # Parameters:
+ #    helper - the helper which already contains info about the current folder we can
+ #             purloin.
+ #    url    - Top url of the sequence
+ # Return:
+ #     XML that can be parsed by the helper to drive the state machine.
+ #
+ sub create_incomplete_folder_selstud_helper($helper)
+ {
+     my ($helper, $map)  = @_;
+     my $symbFilter = '$res->shown_symb()';
+     my $selFilter   = '$res->is_problem()';
+     my $resource_chooser = &generate_resource_chooser('CHOOSE_INCOMPLETE_PEOPLE_SEQ',
+ 						      'Select problem(s) to print',
+ 						      'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
+ 						      'RESOURCES',
+ 						      'CHOOSE_STUDENTS_INCOMPLETE',
+ 						      $map,
+ 						      $selFilter,
+ 						      '',
+ 						      $symbFilter,
+ 						      '');
+     my $student_chooser = &generate_student_chooser('CHOOSE_STUDENTS_INCOMPLETE',
+ 						 'student_sort',
+ 						 'STUDENTS',
+ 						 'CHOOSE_STUDENTS_INCOMPLETE_FORMAT');
+     my $format_chooser = &generate_format_selector($helper,
+ 						'Format of the print job',
+ 						'CHOOSE_STUDENTS_INCOMPLETE_FORMAT'); # end state.
+     return $resource_chooser . $student_chooser . $format_chooser;
+ }
+ # BZ 5209
+ #     Create the states needed to run the helper for incomplete problems from
+ #     the current folder for selected students.
+ #     This includes:
+ #     - A resource selector limited to problems.  (incompleteness must be calculated
+ #       on a student per student basis.
+ #     - A student selector.
+ #     - Tie in to format for the print job.
+ # States:
+ #    INCOMPLETE_PROBLEMS_COURSE_RESOURCES - Resource selector.
+ #    INCOMPLETE_PROBLEMS_COURSE_STUDENTS  - Student selector.
+ #    INCOMPLETE_PROBLEMS_COURSE_FORMAT    - Format selection.
+ #
+ # Parameters:
+ #   helper   - Helper we are creating states for.
+ # Returns:
+ #   Text that can be parsed by the helper.
+ #
+ sub create_incomplete_course_helper {
+     my $helper = shift;
+     my $filter = '$res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())';
+     my $symbfilter = '$res->shown_symb()';
+     my $resource_chooser = &generate_resource_chooser('INCOMPLETE_PROBLEMS_COURSE_RESOURCES',
+ 						      'Select problem(s) to print',
+ 						      'multichoice = "1" suppressEmptySequences="0" addstatus="1" closeallpagtes="1"',
+ 						      'RESOURCES',
+ 						      'INCOMPLETE_PROBLEMS_COURSE_STUDENTS',
+ 						      '',
+ 						      $filter,
+ 						      '',
+ 						      $symbfilter,
+ 						      '');
+     my $people_chooser  = &generate_student_chooser('INCOMPLETE_PROBLEMS_COURSE_STUDENTS',
+ 						    'student_sort',
+ 						    'STUDENTS',
+ 						    'INCOMPLETE_PROBLEMS_COURSE_FORMAT');
+     my $format = &generate_format_selector($helper,
+ 					   'Format of the print job',
+ 					   'INCOMPLETE_PROBLEMS_COURSE_FORMAT'); # end state.
+     return $resource_chooser . $people_chooser . $format;
+ }
+ # BZ5209
+ #   Creates the states needed to run the print helper for a student
+ #   that wants to print his incomplete problems from the current folder.
+ # Parameters:
+ #   $helper - helper we are generating states for.
+ #   $map    - The map for which the student wants incomplete problems.
+ # Returns:
+ #   XML that defines the helper states being created.
+ #
+ # States:
+ #   CHOOSE_INCOMPLETE_SEQ  - Resource selector.
+ #
+ sub create_incomplete_folder_helper {
+     my ($helper, $map) = @_;
+     my $filter    = '$res->is_problem()';
+     $filter      .= ' && $res->resprintable() ';
+     $filter      .= ' && $res->is_incomplete() ';
+     my $symfilter = '$res->shown_symb()';
+     my $resource_chooser = &generate_resource_chooser('CHOOSE_INCOMPLETE_SEQ',
+ 						      'Select problem(s) to print',
+ 						      'multichoice="1", toponly ="1", addstatus="1", closeallpages="1"',
+ 						      'RESOURCES',
+ 						      'PAGESIZE',
+ 						      $map,
+ 						      $filter, '',
+ 						      $symfilter,
+ 						      '');
+     return $resource_chooser;
+ }
+ #  Returns the text neded for a student chooser.
+ #  that text must still be parsed by the helper xml parser.
+ # Parameters:
+ #   this_state   - State name of the chooser.
+ #   sort_choice  - variable to hold the sorting choice.
+ #   variable     - Name of variable to hold students.
+ #   next_state   - State after chooser.
+ sub generate_student_chooser {
+     my ($this_state,
+ 	$sort_choice,
+ 	$variable,
+ 	$next_state) = @_;
+     my $result = <<CHOOSE_STUDENTS;
+   <state name="$this_state" title="Select Students and Resources">
+       <message><b>Select sorting order of printout</b> </message>
+     <choices variable="$sort_choice">
+       <choice computer='0'>Sort by section then student</choice>
+       <choice computer='1'>Sort by students across sections.</choice>
+     </choices>
+       <message><br /><hr /><br /> </message>
+       <student multichoice='1'
+                variable="$variable"
+                nextstate="$next_state"
+                coursepersonnel="1" />
+   </state>
+ CHOOSE_STUDENTS
+   return $result;
+ }
+ # Generate the text needed for a resource chooser given the top level of
+ # the sequence/page
+ #
+ # Parameters:
+ #     this_state    - State name of the chooser.
+ #     prompt_text   - Text to use to prompt user.
+ #     resource_options - Resource tag options e.g.
+ #                        "multichoice='1', toponly='1', addstatus='1'"
+ #                     that control the selection and appearance of the
+ #                     resource selector.
+ #     variable      - Name of the variable to hold the choice
+ #     next_state    - Name of the next state the helper should transition
+ #                     to
+ #     top_url       - Top level URL within which to make the selector.
+ #                     If empty the top level sequence is shown.
+ #     filter        - How to filter the resources.
+ #     value_func    - <valuefunc> function.
+ #     choice_func   - If not empty generates a <choicefunc> with this function.
+ #     start_new_option
+ #                   - Fragment appended after valuefunc.
+ #
+ #
+ sub generate_resource_chooser {
+     my ($this_state,
+ 	$prompt_text,
+ 	$resource_options,
+ 	$variable,
+ 	$next_state,
+ 	$top_url,
+ 	$filter,
+ 	$choice_func,
+ 	$value_func,
+ 	$start_new_option)  = @_;
+     my $result = <<CHOOSE_RESOURCES;
+ <state name="$this_state" title="$prompt_text">
+     <resource variable="$variable" $resource_options
+               closeallpages="1">
+       <nextstate>$next_state</nextstate>
+       <filterfunc>return $filter;</filterfunc>
+ CHOOSE_RESOURCES
+     if ($choice_func ne '') {
+ 	$result .= "<choicefunc>return $choice_func;</choicefunc>";
+     }
+     if ($top_url ne '') {
+ 	$result .=  "<mapurl>$top_url</mapurl>";
+     }
+     $result .= <<CHOOSE_RESOURCES;
+       <valuefunc>return $value_func;</valuefunc>
+       $start_new_option
+       </resource>
+     </state>
+ CHOOSE_RESOURCES
+     return $result;
+ }
+ #
+ #   Generate the helper XML for a code choice helper dialog:
+ #
+ # Paramters:
+ #   $helper       - Reference to the helper.
+ #   $state        - Name of the state for the chooser.
+ #   $next_state   - Name fo the state to follow the chooser.
+ #   $bubble_types - Populates the bubble sheet type dropt down.
+ #   $code_selections - Provides set of code choices that have been used
+ #   $saved_codes  - Provides the list of saved codes.
+ #
+ # Returns;
+ #   The Xml of the code chooser.
+ #
+ sub generate_code_selector {
+     my ($helper,
+ 	$state,
+ 	$next_state,
+ 	$bubble_types,
+ 	$code_selections,
+ 	$saved_codes) = @_;	# Unpack the parameters.
+     my $result = <<CHOOSE_ANON1;
+   <state name="$state" title="Specify CODEd Assignments">
+     <nextstate>$next_state</nextstate>
+     <message><h4>Fill out one of the forms below</h4></message>
+     <message><br /><hr /> <br /></message>
+     <message><h3>Generate new CODEd Assignments</h3></message>
+     <message><table><tr><td><b>Number of CODEd assignments to print:</b></td><td></message>
+     <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"  noproceed="1">
+        <validator>
+ 	if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
+ 	    !\$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";
+ 	}
+         if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) >= 1)  &&
+              (\$helper->{'VARS'}{'SINGLE_CODE'} ne '') ) {
+             return 'Specifying number of codes to print and a specific code is not compatible';
+         }
+ 	return undef;
+        </validator>
+     </string>
+     <message></td></tr><tr><td></message>
+     <message><b>Names to save the CODEs under for later:</b></message>
+     <message></td><td></message>
+     <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
+     <message></td></tr><tr><td></message>
+     <message><b>Bubblesheet type:</b></message>
+     <message></td><td></message>
+     <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
+     $bubble_types
+     </dropdown>
+     <message></td></tr><tr><td colspan="2"></td></tr><tr><td></message>
+     <message></td></tr><tr><td></table></message>
+     <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message>
+     <message><tr><td><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'});
+ 	  } elsif (\$helper->{'VARS'}{'SINGLE_CODE'} ne ''){
+ 	      return 'Specifying a code name is incompatible with specifying number of codes.';
+ 	   } else {
+ 	       return undef;	# Other forces control us.
+ 	   }
+         </validator>
+     </string>
+     <message></td></tr><tr><td></message>
+         $code_selections
+     <message></td></tr></table></message>
+     <message><hr /><h3>Reprint a Set of Saved CODEs</h3><table><tr><td></message>
+     <message><b>Select saved CODEs:</b></message>
+     <message></td><td></message>
+     <dropdown variable="REUSE_OLD_CODES">
+         $saved_codes
+     </dropdown>
+     <message></td></tr></table></message>
+   </state>
+ CHOOSE_ANON1
+    return $result;
+ }
+ #  Returns the XML for choosing how assignments are to be formatted
+ #  that text must still be parsed by the helper xml parser.
+ # Parameters: 3 (required)
+ #   helper       - The helper; $helper->{'VARS'}->{'PRINT_TYPE'} used
+ #                  to check if splitting PDFs by section can be offered.
+ #   title        - Title for the current state.
+ #   this_state   - State name of the chooser.
+ sub generate_format_selector {
+     my ($helper,$title,$this_state) = @_;
+     my $secpdfoption;
+     unless (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon')     ||
+             ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon_page') ||
+             ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon')  ) {
+         $secpdfoption =  '<choice computer="sections">Each PDF contains exactly one section</choice>';
+     }
+     return <<RESOURCE_SELECTOR;
+     <state name="$this_state" title="$title">
+     <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
+     <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='1'>Add one empty page/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>
+     </choices>
+     <nextstate>PAGESIZE</nextstate>
+     <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>
+        $secpdfoption
+        <choice computer="oneper">Each PDF contains exactly one assignment</choice>
+        <choice computer="usenumber" relatedvalue="NUMBER_TO_PRINT">
+             Specify the number of assignments per PDF:</choice>
+     </choices>
+     </state>
+ RESOURCE_SELECTOR
+ }
+ #-----------------------------------------------------------------------
+ # Determine if a resource is incomplete given the map:
+ # Parameters:
+ #   $username - Name of user for whom we are checking.
+ #   $domain   - Domain of user we are checking.
+ #   $map - map name.
+ # Returns:
+ #     0 - map is not incomplete.
+ #     1 - map is incomplete.
+ #
+ sub incomplete {
+     my ($username, $domain, $map) = @_;
+     my $navmap = Apache::lonnavmaps::navmap->new($username, $domain);
+     if (defined($navmap)) {
+ 	my $res = $navmap->getResourceByUrl($map);
+ 	my $result = $res->is_incomplete();
+ 	return $result;
+     } else {
+ 	return 1;
+     }
+ }
+ #
+ #  When printing for students, the resoures and order of the
+ #  resources may need to be altered if there are folders with
+ #  random selectiopn or random ordering (or both) enabled.
+ #  This sub computes the set of resources to print for a student
+ #  modified both by random ordering and selection and filtered
+ #  to only those that are in the original set selcted to be printed.
+ #
+ # Parameters:
+ #   $helper - The helper we need $helper->{'VARS'}->{'symb'}
+ #            to construct the navmap and the iteration.
+ #   $seq   - The original set of resources to print
+ #            (really an array of resource names (array of symb's).
+ #   $who   - Student/domain for whome the sequence will be generated.
+ #
+ # Implicit inputs:
+ #   $
+ # Returns:
+ #   reference to an array of resources that can be passed to
+ #   print_resources.
+ #
+ sub master_seq_to_person_seq {
+     my ($helper, $seq, $who) = @_;
+     my ($username, $userdomain, $usersection) = split(/:/, $who);
+     # Toss the sequence up into a hash so that we have O(1) lookup time.
+     # on the items that come out of the user's list of resources.
+     #
+     my %seq_hash = map {$_  => 1} @$seq;
+     my @output_seq;
+     my ($map, $id, $url) = &Apache::lonnet::decode_symb($helper->{VARS}->{'symb'});
+     my $navmap           = Apache::lonnavmaps::navmap->new($username, $userdomain);
+     my $iterator         = $navmap->getIterator($navmap->firstResource(),
+ 						$navmap->finishResource(),
+ 						{}, 1);
+     my %nonResourceItems = (
+ 	$iterator->BEGIN_MAP    => 1,
+ 	$iterator->BEGIN_BRANCH => 1,
+ 	$iterator->END_BRANCH   => 1,
+ 	$iterator->END_MAP      => 1,
+ 	$iterator->FORWARD      => 1,
+ 	$iterator->BACKWARD     => 1
+     );		# These items are not resources but appear in the midst of iteration.
+     #  Iterate on the resource..select the items that are randomly selected
+     #  and that are in the seq_has.  Presumably the iterator will take care
+     # of the random ordering part of the deal.
+     #
+     my $curres;
+     while ($curres = $iterator->next()) {
+ 	#
+ 	#  Only process resources..that are not removed by randomout...
+ 	#  and are selected for printint as well.
+ 	#
+ 	if (! exists $nonResourceItems{$curres} && ! $curres->randomout()) {
+ 	    my $symb = $curres->symb();
+ 	    if (exists $seq_hash{$symb}) {
+ 		push(@output_seq, $symb);
+ 	    }
+ 	}
+     }
+     return \@output_seq;		# for now.
+ }
+ # Fetch the contents of a resource, uninterpreted.
+ # This is used here to fetch a latex file to be included
+ # verbatim into the printout<
+ # NOTE: Ask Guy if there is a lonnet function similar to this?
+ #
+ # Parameters:
+ #   URL of the file
+ #
+ sub fetch_raw_resource {
+     my ($url) = @_;
+     my $filename  = &Apache::lonnet::filelocation("", $url);
+     my $contents  = &Apache::lonnet::getfile($filename);
+     if ($contents == -1) {
+ 	return "File open failed for $filename";      # This will bomb the print.
+     }
+     return $contents;
+ }
+ #  Fetch the annotations associated with a URL and
+ #  put a centered 'annotations:' title.
+ #  This is all suppressed if the annotations are empty.
+ #
+ sub annotate {
+     my ($symb) = @_;
+     my $annotation_text = &Apache::loncommon::get_annotation($symb, 1);
+     my $result = "";
+     if (length($annotation_text) > 0) {
+ 	$result .= '\\hspace*{\\fill} \\\\[\\baselineskip] \textbf{Annotations:} \\\\ ';
+ 	$result .= "\n";
+ 	$result .= &Apache::lonxml::latex_special_symbols($annotation_text,"");	# Escape latex.
+ 	$result .= "\n\n";
+     }
+     return $result;
+ }
+ #
+ #   Set a global document font size:
+ #   This is done by replacing \begin{document}
+ #   with \begin{document}{\some-font-directive
+ #   and \end{document} with
+ #   }\end{document
+ #
+ sub set_font_size {
+     my ($text) = @_;
+     # There appear to be cases where the font directive is empty.. in which
+     # case the first substituion would  insert a spurious \ oh happy day.
+     # as this has been the cause of much mystery and hair pulling _sigh_
+     if ($font_size ne '') {
+ 	$text =~ s/\\begin{document}/\\begin{document}{\\$font_size/;
+     }
+     $text =~ s/\\end{document}/}\\end{document}/;
+     return $text;
+ }
+ # include_pdf - PDF files are included into the
+ # output as follows:
+ #  - The PDF, if necessary, is replicated.
+ #  - The PDF is added to the list of files to convert to postscript (along with the images).
+ #  - The LaTeX is added to include the final converted postscript in the file as an included
+ #    job.  The assumption is that the includedpsheader.ps header will be included.
+ #
+ # Parameters:
+ #   pdf_uri   - URI of the PDF file to include.
+ #
+ # Returns:
+ #  The LaTeX to include.
+ #
+ # Assumptions:
+ #    The uri is actually a PDF file
+ #    The postscript will have the includepsheader.ps included.
+ #
+ #
+ sub include_pdf {
+     my ($pdf_uri) = @_;
+     # Where is the file? If not local we'll need to repcopy it:'
+     my $file = &Apache::lonnet::filelocation('', $pdf_uri);
+     if (! -e $file) {
+ 	&Apache::lonnet::repcopy($file);
+ 	$file = &Apache::lonnet::filelocation('',$pdf_uri);
+     }
+     #  The file isn ow replicated locally.. or it did not exist in the first place
+     # (unlikely).  If it did exist, add the pdf to the set of files/images that
+     # need tob e converted for this print job:
+     $file =~ s|(.*)/res/|/home/httpd/html/res/|;
+     open(FILE,">>/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat");
+     print FILE ("$file\n");
+     close (FILE);
+     # Construct the special to put out.  To do this we need to get the
+     # resulting filename after conversion.  The file will have the same name
+     # but will be in the user's spool directory with converted images.
+     my $dirname = "/home/httpd/prtspool/$env{'user.name'}/";
+     my ( $base, $path,  $ext) = &fileparse($file, '.pdf');
+ #    my $destname = $dirname.'/'.$base.'.eps'; # Not really an eps but easier in printout.pl
+     $base =~ s/ /\_/g;
+     my $output = &print_latex_header();
+     $output    .= '\special{ps: _begin_job_ ('
+ 	.$base.'.pdf.eps'.
+ 	')run _end_job_}';
+     return $output;
+ }
+ #
+ #   ssi_with_retries- Does the server side include of a resource.
+ #                      if the ssi call returns an error we'll retry it up to
+ #                      the number of times requested by the caller.
+ #                      If we still have a proble, no text is appended to the
+ #                      output and we set some global variables.
+ #                      to indicate to the caller an SSI error occurred.
+ #                      All of this is supposed to deal with the issues described
+ #                      in LonCAPA BZ 5631 see:
+ #                      http://bugs.lon-capa.org/show_bug.cgi?id=5631
+ #                      by informing the user that this happened.
+ #
+ # Parameters:
+ #   resource   - The resource to include.  This is passed directly, without
+ #                interpretation to lonnet::ssi.
+ #   form       - The form hash parameters that guide the interpretation of the resource
+ #
+ #   retries    - Number of retries allowed before giving up completely.
+ # Returns:
+ #   On success, returns the rendered resource identified by the resource parameter.
+ # Side Effects:
+ #   The following global variables can be set:
+ #    ssi_error                - If an unrecoverable error occurred this becomes true.
+ #                               It is up to the caller to initialize this to false
+ #                               if desired.
+ #    ssi_last_error_resource  - If an unrecoverable error occurred, this is the value
+ #                               of the resource that could not be rendered by the ssi
+ #                               call.
+ #    ssi_last_error           - The error string fetched from the ssi response
+ #                               in the event of an error.
+ #
+ sub ssi_with_retries {
+     my ($resource, $retries, %form) = @_;
+     my $target = $form{'grade_target'};
+     my $aom    = $form{'answer_output_mode'};
+     my ($content, $response) = &Apache::loncommon::ssi_with_retries($resource, $retries, %form);
+     if (!$response->is_success) {
+ 	$ssi_error               = 1;
+ 	$ssi_last_error_resource = $resource;
+ 	$ssi_last_error          = $response->code . " " . $response->message;
+         $content='\section*{!!! An error occurred !!!}';
+     }
+     return $content;
+ }
+ sub get_student_view_with_retries {
+     my ($curresline,$retries,$username,$userdomain,$courseid,$target,$moreenv)=@_;
+     my ($content, $response) = &Apache::loncommon::get_student_view_with_retries($curresline,$retries,$username,$userdomain,$courseid,$target,$moreenv);
+     if (!$response->is_success) {
+         $ssi_error               = 1;
+         $ssi_last_error_resource = $curresline.' for user '.$username.':'.$userdomain;
+         $ssi_last_error          = $response->code . " " . $response->message;
+         $content='\section*{!!! An error occurred !!!}';
+     }
+     return $content;
+ }
+ #
+ #   printf_style_subst  item format_string repl
+ #
+ # Does printf style substitution for a format string that
+ # can have %[n]item in it.. wherever, %[n]item occurs,
+ # rep is substituted in format_string.  Note that
+ # [n] is an optional integer length.  If provided,
+ # repl is truncated to at most [n] characters prior to
+ # substitution.
+ #
+ sub printf_style_subst {
+     my ($item, $format_string, $repl) = @_;
+     my $result = "";
+     while ($format_string =~ /(%)(\d*)\Q$item\E/g ) {
+ 	my $fmt = $1;
+ 	my $size = $2;
+ 	my $subst = $repl;
+ 	if ($size ne "") {
+ 	    $subst = substr($subst, 0, $size);
+ 	    #  Here's a nice edge case.. supose the end of the
+ 	    #  substring is a \.  In that case may have  just
+ 	    #  chopped off a TeX escape... in that case, we append
+ 	    #   " " for the trailing character, and let the field
+ 	    #  spill over a bit (sigh).
+ 	    #  We don't just chop off the last character in order to deal
+ 	    #  with one last pathology, and that would be if substr had
+ 	    #  trimmed us to e.g. \\\
+ 	    if ($subst =~ /\\$/) {
+ 		$subst .= " ";
+ 	    }
+ 	}
+ 	my $item_pos = pos($format_string);
+ 	$result .= substr($format_string, 0, $item_pos - length($size) -2) . $subst;
+         $format_string = substr($format_string, pos($format_string));
+     }
+     # Put the residual format string into the result:
+     $result .= $format_string;
+     return $result;
+ }
+ # Format a header according to a format.
+ #
+ # Substitutions:
+ #     %a    - Assignment name.
+ #     %c    - Course name.
+ #     %n    - Student name.
+ #     %s    - The section if it is supplied.
+ #
+ sub format_page_header {
+     my ($width, $format, $assignment, $course, $student, $section) = @_;
+     $width = &recalcto_mm($width); # Get width in mm.
+     my $chars_per_line = int($width/1.6);   # Character/textline.
+     #  Default format?
+     if ($format eq '') {
+ 	# For the default format, we may need to truncate
+ 	# elements..  To do this we need to get the page width.
+ 	# we assume that each character is about 2mm in width.
+ 	# (correct for the header text size??).  We ignore
+ 	# any formatting (e.g. boldfacing in this).
+ 	#
+ 	# - Allow the student/course to be one line.
+ 	#   but only truncate the course.
+ 	# - Allow the assignment to be 2 lines (wrapped).
+ 	#
+ 	my $name_length    = int($chars_per_line *3 /4);
+ 	my $sec_length     = int($chars_per_line / 5);
+ 	$format  = "%$name_length".'n';
+ 	if ($section) {
+ 	    $format .=  ' - Sec: '."%$sec_length".'s';
+ 	}
+ 	$format .= '\\\\%c \\\\ %a';
+     }
+     # An open question is how to handle long user formatted page headers...
+     # A possible future is to support e.g. %na so that the user can control
+     # the truncation of the elements that can appear in the header.
+     #
+     $format =  &printf_style_subst("a", $format, $assignment);
+     $format =  &printf_style_subst("c", $format, $course);
+     $format =  &printf_style_subst("n", $format, $student);
+     $format =  &printf_style_subst("s", $format, $section);
+     # If the user put %'s in the format string, they  must be escaped
+     # to \% else LaTeX will think they are comments and terminate
+     # the line.. which is bad!!!
+     # If the user has role author, $course and $assignment are empty so
+     # there is '\\ \\ ' in the page header. That's cause a error in LaTeX
+     if($format =~ /\\\\\s\\\\\s/) {
+         #TODO find sensible caption for page header
+         my $testPrintout = '\\\\'.&mt('Construction Space').' \\\\'.&mt('Test-Printout ');
+         $format =~ s/\\\\\s\\\\\s/$testPrintout/;
+     }
+     #
+     #  We're going to trust LaTeX to break lines appropriately, but
+     #  we'll truncate anything that's more than 3 lines worth of
+     # text.  This is also assuming (which will probably end badly)
+     # nobody's going to embed LaTeX control sequences in the title
+     # header or rather that those control sequences won't get broken
+     # by the stuff below.
+     #
+     my $total_length = 3*$chars_per_line;
+     if (length($format) > $total_length) {
+ 	$format = substr($format, 0, $total_length);
+     }
+     return $format;
+ }
+ #
+ #   Convert a numeric code to letters
+ #
+ sub num_to_letters {
+     my ($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.
+     my @lines = &Apache::grades::get_scantronformat_file();
+     foreach my $line (@lines) {
+ 	my ($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
+ #   returned by the helper:
+ #      user:domain:section:last,   first:status
+ #   This is a helper function for the perl sort built-in  therefore:
+ # Implicit Inputs:
+ #    $a     - The first element to compare (global)
+ #    $b     - The second element to compare (global)
+ # Returns:
+ #   -1   - $a < $b
+ #    0   - $a == $b
+ #   +1   - $a > $b
+ #   Note that the initial comparison is done on the last names with the
+ #   first names only used to break the tie.
+ #
+ #
+ sub compare_names {
+     #  First split the names up into the primary fields.
+     my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a);
+     my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b);
+     # Now split the last name and first name of each n:
+     #
+     my ($l1,$f1) = split(/,/, $n1);
+     my ($l2,$f2) = split(/,/, $n2);
+     # We don't bother to remove the leading/trailing whitespace from the
+     # firstname, unless the last names compare identical.
+     if($l1 lt $l2) {
+ 	return -1;
+     }
+     if($l1 gt $l2) {
+ 	return  1;
+     }
+     # Break the tie on the first name, but there are leading (possibly trailing
+     # whitespaces to get rid of first
+     #
+     $f1 =~ s/^\s+//;		# Remove leading...
+     $f1 =~ s/\s+$//;		# Trailing spaces from first 1...
+     $f2 =~ s/^\s+//;
+     $f2 =~ s/\s+$//;		# And the same for first 2...
- my %hash;
+     if($f1 lt $f2) {
- my $LaTeXwidth = 0;
+ 	return -1;
+     }
+     if($f1 gt $f2) {
+ 	return 1;
+     }
+     #  Must be the same name.
+     return 0;
+ }
  sub latex_header_footer_remove {
      my $text = shift;
- Line 63  sub latex_header_footer_remove {
+ Line 1040  sub latex_header_footer_remove {
      $text =~ s/\\documentclass([^&]*)\\begin{document}//;
      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 {
+     my $result = shift;
+     return  &Apache::entities::replace_entities($result);
+ }
+ sub old_character_chart {
      my $result = shift;
      $result =~ s/&\#0?0?(7|9);//g;
      $result =~ s/&\#0?(10|13);//g;
- Line 98  sub character_chart {
+ Line 1121  sub character_chart {
      $result =~ s/&\#0?58;/:/g;
      $result =~ s/&\#0?59;/;/g;
      $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
-     $result =~ s/&\#0?61;/\$=\$/g;
+     $result =~ s/&\#0?61;/\\ensuremath\{=\}/g;
-     $result =~ s/&(\#0?62|gt|\#155);/\$>\$/g;
+     $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g;
      $result =~ s/&\#0?63;/\?/g;
      $result =~ s/&\#0?65;/A/g;
      $result =~ s/&\#0?66;/B/g;
- Line 128  sub character_chart {
+ Line 1151  sub character_chart {
      $result =~ s/&\#0?89;/Y/g;
      $result =~ s/&\#0?90;/Z/g;
      $result =~ s/&\#0?91;/[/g;
-     $result =~ s/&\#0?92;/\$\\setminus\$/g;
+     $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g;
      $result =~ s/&\#0?93;/]/g;
-     $result =~ s/&\#(0?94|136);/\$\\wedge\$/g;
+     $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g;
      $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
      $result =~ s/&\#(0?96|145);/\`/g;
      $result =~ s/&\#0?97;/a/g;
- Line 165  sub character_chart {
+ Line 1188  sub character_chart {
      $result =~ s/&\#126;/\~/g;
      $result =~ s/&\#131;/\\textflorin /g;
      $result =~ s/&\#132;/\"/g;
-     $result =~ s/&\#133;/\$\\ldots\$/g;
+     $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g;
-     $result =~ s/&\#134;/\$\\dagger\$/g;
+     $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g;
-     $result =~ s/&\#135;/\$\\ddagger\$/g;
+     $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g;
      $result =~ s/&\#137;/\\textperthousand /g;
      $result =~ s/&\#140;/{\\OE}/g;
      $result =~ s/&\#147;/\`\`/g;
      $result =~ s/&\#148;/\'\'/g;
-     $result =~ s/&\#149;/\$\\bullet\$/g;
+     $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
-     $result =~ s/&\#150;/--/g;
+     $result =~ s/&(\#150|\#8211);/--/g;
      $result =~ s/&\#151;/---/g;
-     $result =~ s/&\#152;/\$\\sim\$/g;
+     $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
      $result =~ s/&\#153;/\\texttrademark /g;
      $result =~ s/&\#156;/\\oe/g;
      $result =~ s/&\#159;/\\\"Y/g;
-     $result =~ s/&(\#160|nbsp);//g;
+     $result =~ s/&(\#160|nbsp);/~/g;
      $result =~ s/&(\#161|iexcl);/!\`/g;
      $result =~ s/&(\#162|cent);/\\textcent /g;
      $result =~ s/&(\#163|pound);/\\pounds /g;
- Line 187  sub character_chart {
+ Line 1210  sub character_chart {
      $result =~ s/&(\#165|yen);/\\textyen /g;
      $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
      $result =~ s/&(\#167|sect);/\\textsection /g;
-     $result =~ s/&(\#168|uml);/\\texthighdieresis /g;
+     $result =~ s/&(\#168|uml);/\\"\{\} /g;
      $result =~ s/&(\#169|copy);/\\copyright /g;
      $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
-     $result =~ s/&(\#172|not);/\$\\neg\$/g;
+     $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
      $result =~ s/&(\#173|shy);/ - /g;
      $result =~ s/&(\#174|reg);/\\textregistered /g;
-     $result =~ s/&(\#175|macr);/\$^{-}\$/g;
+     $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g;
-     $result =~ s/&(\#176|deg);/\$^{\\circ}\$/g;
+     $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g;
-     $result =~ s/&(\#177|plusmn);/\$\\pm\$/g;
+     $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
-     $result =~ s/&(\#178|sup2);/\$^2\$/g;
+     $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
-     $result =~ s/&(\#179|sup3);/\$^3\$/g;
+     $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
-     $result =~ s/&(\#180|acute);/\\textacute /g;
+     $result =~ s/&(\#180|acute);/\\'\{\} /g;
-     $result =~ s/&(\#181|micro);/\$\\mu\$/g;
+     $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
      $result =~ s/&(\#182|para);/\\P/g;
-     $result =~ s/&(\#183|middot);/\$\\cdot\$/g;
+     $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
      $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
-     $result =~ s/&(\#185|sup1);/\$^1\$/g;
+     $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g;
      $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
      $result =~ s/&(\#188|frac14);/\\textonequarter /g;
      $result =~ s/&(\#189|frac12);/\\textonehalf /g;
- Line 231  sub character_chart {
+ Line 1254  sub character_chart {
      $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
      $result =~ s/&(\#213|Otilde);/\\~{O}/g;
      $result =~ s/&(\#214|Ouml);/\\\"{O}/g;
-     $result =~ s/&(\#215|times);/\$\\times\$/g;
+     $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
      $result =~ s/&(\#216|Oslash);/{\\O}/g;
      $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;
      $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
      $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
      $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
      $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
-     $result =~ s/&(\#223|szlig);/\\ss/g;
+     $result =~ s/&(\#223|szlig);/{\\ss}/g;
      $result =~ s/&(\#224|agrave);/\\\`{a}/g;
      $result =~ s/&(\#225|aacute);/\\\'{a}/g;
      $result =~ s/&(\#226|acirc);/\\^{a}/g;
- Line 255  sub character_chart {
+ Line 1278  sub character_chart {
      $result =~ s/&(\#237|iacute);/\\\'{i}/g;
      $result =~ s/&(\#238|icirc);/\\^{i}/g;
      $result =~ s/&(\#239|iuml);/\\\"{i}/g;
-     $result =~ s/&(\#240|eth);/\$\\partial\$/g;
+     $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g;
      $result =~ s/&(\#241|ntilde);/\\~{n}/g;
      $result =~ s/&(\#242|ograve);/\\\`{o}/g;
      $result =~ s/&(\#243|oacute);/\\\'{o}/g;
      $result =~ s/&(\#244|ocirc);/\\^{o}/g;
      $result =~ s/&(\#245|otilde);/\\~{o}/g;
      $result =~ s/&(\#246|ouml);/\\\"{o}/g;
-     $result =~ s/&(\#247|divide);/\$\\div\$/g;
+     $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
      $result =~ s/&(\#248|oslash);/{\\o}/g;
      $result =~ s/&(\#249|ugrave);/\\\`{u}/g;
      $result =~ s/&(\#250|uacute);/\\\'{u}/g;
- Line 270  sub character_chart {
+ Line 1293  sub character_chart {
      $result =~ s/&(\#252|uuml);/\\\"{u}/g;
      $result =~ s/&(\#253|yacute);/\\\'{y}/g;
      $result =~ s/&(\#255|yuml);/\\\"{y}/g;
-     $result =~ s/&\#952;/\$\\theta\$/g;
+     $result =~ s/&\#295;/\\ensuremath\{\\hbar\}/g;
+     $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
  #Greek Alphabet
-     $result =~ s/&(alpha|\#945);/\$\\alpha \$/g;
+     $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
-     $result =~ s/&(beta|\#946);/\$\\beta \$/g;
+     $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
-     $result =~ s/&(gamma|\#947);/\$\\gamma \$/g;
+     $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
-     $result =~ s/&(delta|\#948);/\$\\delta \$/g;
+     $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g;
-     $result =~ s/&(epsilon|\#949);/\$\\epsilon \$/g;
+     $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g;
-     $result =~ s/&(zeta|\#950);/\$\\zeta \$/g;
+     $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g;
-     $result =~ s/&(eta|\#951);/\$\\eta \$/g;
+     $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g;
-     $result =~ s/&(theta|\#952);/\$\\theta \$/g;
+     $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g;
-     $result =~ s/&(iota|\#953);/\$\\iota \$/g;
+     $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g;
-     $result =~ s/&(kappa|\#954);/\$\\kappa \$/g;
+     $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g;
-     $result =~ s/&(lambda|\#955);/\$\\lambda \$/g;
+     $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g;
-     $result =~ s/&(mu|\#956);/\$\\mu \$/g;
+     $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g;
-     $result =~ s/&(nu|\#957);/\$\\nu \$/g;
+     $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g;
-     $result =~ s/&(xi|\#958);/\$\\xi \$/g;
+     $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g;
-     $result =~ s/&(pi|\#960);/\$\\pi \$/g;
+     $result =~ s/&(omicron|\#959);/o/g;
-     $result =~ s/&(rho|\#961);/\$\\rho \$/g;
+     $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g;
-     $result =~ s/&(sigma|\#963);/\$\\sigma \$/g;
+     $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g;
-     $result =~ s/&(tau|\#964);/\$\\tau \$/g;
+     $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g;
-     $result =~ s/&(upsilon|\#965);/\$\\upsilon \$/g;
+     $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g;
-     $result =~ s/&(phi|\#966);/\$\\phi \$/g;
+     $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g;
-     $result =~ s/&(chi|\#967);/\$\\chi \$/g;
+     $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g;
-     $result =~ s/&(psi|\#968);/\$\\psi \$/g;
+     $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g;
-     $result =~ s/&(omega|\#969);/\$\\omega \$/g;
+     $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g;
-     $result =~ s/&(Gamma|\#915);/\$\\Gamma \$/g;
+     $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g;
-     $result =~ s/&(Delta|\#916);/\$\\Delta \$/g;
+     $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g;
-     $result =~ s/&(Theta|\#920);/\$\\Theta \$/g;
+     $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g;
-     $result =~ s/&(Lambda|\#923);/\$\\Lambda \$/g;
+     $result =~ s/&(Alpha|\#913);/A/g;
-     $result =~ s/&(Xi|\#926);/\$\\Xi \$/g;
+     $result =~ s/&(Beta|\#914);/B/g;
-     $result =~ s/&(Pi|\#928);/\$\\Pi \$/g;
+     $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g;
-     $result =~ s/&(Sigma|\#931);/\$\\Sigma \$/g;
+     $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g;
-     $result =~ s/&(Upsilon|\#933);/\$\\Upsilon \$/g;
+     $result =~ s/&(Epsilon|\#917);/E/g;
-     $result =~ s/&(Phi|\#934);/\$\\Phi \$/g;
+     $result =~ s/&(Zeta|\#918);/Z/g;
-     $result =~ s/&(Psi|\#936);/\$\\Psi \$/g;
+     $result =~ s/&(Eta|\#919);/H/g;
-     $result =~ s/&(Omega|\#937);/\$\\Omega \$/g;
+     $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g;
+     $result =~ s/&(Iota|\#921);/I/g;
+     $result =~ s/&(Kappa|\#922);/K/g;
+     $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g;
+     $result =~ s/&(Mu|\#924);/M/g;
+     $result =~ s/&(Nu|\#925);/N/g;
+     $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g;
+     $result =~ s/&(Omicron|\#927);/O/g;
+     $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g;
+     $result =~ s/&(Rho|\#929);/P/g;
+     $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g;
+     $result =~ s/&(Tau|\#932);/T/g;
+     $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g;
+     $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g;
+     $result =~ s/&(Chi|\#935);/X/g;
+     $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
+     $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
+ #Arrows (extended HTML 4.01)
+     $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
+     $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
+     $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
+     $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g;
+     $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g;
+     $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g;
+     $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g;
+     $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
+     $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
+     $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
+ #Mathematical Operators (extended HTML 4.01)
+     $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
+     $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
+     $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
+     $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g;
+     $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g;
+     $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g;
+     $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g;
+     $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g;
+     $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g;
+     $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g;
+     $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g;
+     $result =~ s/–/\\ensuremath\{-\}/g;
+     $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g;
+     $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g;
+     $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g;
+     $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g;
+     $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g;
+     $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g;
+     $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g;
+     $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g;
+     $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g;
+     $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g;
+     $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g;
+     $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g;
+     $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g;
+     $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g;
+     $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g;
+     $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g;
+     $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g;
+     $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g;
+     $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g;
+     $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g;
+     $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g;
+     $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g;
+     $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g;
+     $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
+     $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
+     $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
+ #Geometric Shapes (extended HTML 4.01)
+     $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
+ #Miscellaneous Symbols (extended HTML 4.01)
+     $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
+     $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
+     $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
+     $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g;
+ #   Chemically useful 'things' contributed by Hon Kie (bug 4652).
+     $result =~ s/&\#8636;/\\ensuremath\{\\leftharpoonup\}/g;
+     $result =~ s/&\#8637;/\\ensuremath\{\\leftharpoondown\}/g;
+     $result =~ s/&\#8640;/\\ensuremath\{\\rightharpoonup\}/g;
+     $result =~ s/&\#8641;/\\ensuremath\{\\rightharpoondown\}/g;
+     $result =~ s/&\#8652;/\\ensuremath\{\\rightleftharpoons\}/g;
+     $result =~ s/&\#8605;/\\ensuremath\{\\leadsto\}/g;
+     $result =~ s/&\#8617;/\\ensuremath\{\\hookleftarrow\}/g;
+     $result =~ s/&\#8618;/\\ensuremath\{\\hookrightarrow\}/g;
+     $result =~ s/&\#8614;/\\ensuremath\{\\mapsto\}/g;
+     $result =~ s/&\#8599;/\\ensuremath\{\\nearrow\}/g;
+     $result =~ s/&\#8600;/\\ensuremath\{\\searrow\}/g;
+     $result =~ s/&\#8601;/\\ensuremath\{\\swarrow\}/g;
+     $result =~ s/&\#8598;/\\ensuremath\{\\nwarrow\}/g;
+     # Left/right quotations:
+     $result =~ s/&(ldquo|#8220);/\`\`/g;
+     $result =~ s/&(rdquo|#8221);/\'\'/g;
      return $result;
  }
+                   #width, height, oddsidemargin, evensidemargin, topmargin
+ my %page_formats=
+     ('letter' => {
+ 	 'book' => {
+ 	     '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.275 in'],
+ 	     '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.275 in']
+ 	 },
+ 	 'album' => {
+ 	     '1' => [ '8.8 in', '6.8 in','-0.55 in',  '-0.55 in','0.394 in'],
+ 	     '2' => [ '4.8 in', '6.8 in','-0.5 in', '-1.0 in','3.5 in']
+ 	 },
+      },
+      'legal' => {
+ 	 'book' => {
+ 	     '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'],
+ 	     '2' => ['3.66 in','13 in','-0.57 in','-0.57 in','-0.5 in']
+ 	 },
+ 	 'album' => {
+ 	     '1' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'],
+              '2' => ['6.0 in','7.1 in','-1 in','-1 in','5 in']
+           },
+      },
+      'tabloid' => {
+ 	 'book' => {
+ 	     '1' => ['9.8 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' => {
+ 	     '1' => ['16 in','9.8 in','-0.57 in','-0.57 in','-0.5 in'],
+ 	     '2' => ['16 in','4.9 in','-0.57 in','-0.57 in','-0.5 in']
+           },
+      },
+      'executive' => {
+ 	 'book' => {
+ 	     '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'],
+ 	     '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in']
+ 	 },
+ 	 'album' => {
+ 	     '1' => [],
+ 	     '2' => []
+           },
+      },
+      'a2' => {
+ 	 'book' => {
+ 	     '1' => [],
+ 	     '2' => []
+ 	 },
+ 	 'album' => {
+ 	     '1' => [],
+ 	     '2' => []
+           },
+      },
+      'a3' => {
+ 	 'book' => {
+ 	     '1' => [],
+ 	     '2' => []
+ 	 },
+ 	 'album' => {
+ 	     '1' => [],
+ 	     '2' => []
+           },
+      },
+      'a4' => {
+ 	 'book' => {
+ 	     '1' => ['17.6 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm'],
+ 	     '2' => [ '9.1 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm']
+ 	 },
+ 	 'album' => {
+ 	     '1' => ['21.59 cm','19.558 cm','-1.397cm','-2.11 cm','0 cm'],
+ 	     '2' => ['9.91 cm','19.558 cm','-1.397 cm','-2.11 cm','0 cm']
+ 	 },
+      },
+      'a5' => {
+ 	 'book' => {
+ 	     '1' => [],
+ 	     '2' => []
+ 	 },
+ 	 'album' => {
+ 	     '1' => [],
+ 	     '2' => []
+           },
+      },
+      'a6' => {
+ 	 'book' => {
+ 	     '1' => [],
+ 	     '2' => []
+ 	 },
+ 	 'album' => {
+ 	     '1' => [],
+ 	     '2' => []
+           },
+      },
+      );
  sub page_format {
  #
- #Correspondence between $papersize variable and real paper format:
+ #Supported paper format: "Letter [8 1/2x11 in]",      "Legal [8 1/2x14 in]",
- # 0 - "Letter [8 1/2x11 in]"
+ #                        "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
- # 1 - "Legal [8 1/2x14 in]"
+ #                        "A2 [420x594 mm]",           "A3 [297x420 mm]",
- # 2 - "Ledger/Tabloid [11x17 in]"
+ #                        "A4 [210x297 mm]",           "A5 [148x210 mm]",
- # 3 - "Executive [7 1/2x10 in]"
+ #                        "A6 [105x148 mm]"
- # 4 - "A2 [420x594 mm]"
- # 5 - "A3 [297x420 mm]"
- # 6 - "A4 [210x297 mm]"
- # 7 - "A5 [148x210 mm]"
- # 8 - "A6 [105x148 mm]"
  #
      my ($papersize,$layout,$numberofcolumns) = @_;
-     my ($textwidth,$textheight,$oddoffset,$evenoffset) = (0,0,0,0);
+     return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}};
-     if ($papersize eq '0') {
- 	if ($layout eq 'book') {
- 	    if ($numberofcolumns == 1) {
- 		$textwidth = '7.1 in';      #'18 cm';
- 		$textheight = '10.2 in';    #'25.9 cm';
- 		$oddoffset = '-0.57 in';
- 		$evenoffset = '-0.57 in';
- 	    } elsif ($numberofcolumns == 2) {
- 		$textwidth = '3.66 in';     #'93 mm';
- 		$textheight = '10.2 in';    #'25.9 cm';
- 		$oddoffset = '-0.57 in';
- 		$evenoffset = '-0.57 in';
- 	    }
- 	} elsif ($layout eq 'album') {
- 	    if ($numberofcolumns eq '1') {
- 		$textwidth = '8.8 in';
- 		$textheight = '6.8 in';
- 		$oddoffset = '-40 pt';
- 		$evenoffset = '-60 pt';
- 	    } elsif ($numberofcolumns == 2) {
- 		$textwidth = '4.2 in';
- 		$textheight = '6.8 in';
- 		$oddoffset = '-40 pt';
- 		$evenoffset = '-60 pt';
- 	    }
- 	}
- #    } elsif($papersize eq '1') {
- #    } elsif($papersize eq '2') {
- #    } elsif($papersize eq '3'/) {
-     } elsif($papersize eq '6') {
- 	if ($layout eq 'book') {
- 	    if ($numberofcolumns == 1) {
- 		$textwidth = '18 cm';
- 		$textheight = '28 cm';
- 		$oddoffset = '-0.57 in';
- 		$evenoffset = '-0.57 in';
- 	    } elsif ($numberofcolumns == 2) {
- 		$textwidth = '96 mm';
- 		$textheight = '2 cm';
- 		$oddoffset = '-0.57 in';
- 		$evenoffset = '-0.57 in';
- 	    }
- 	} elsif ($layout eq 'album') {
- 	    if ($numberofcolumns eq '1') {
- 		$textwidth = '8.5 in';
- 		$textheight = '7.7 in';
- 		$oddoffset = '-40 pt';
- 		$evenoffset = '-60 pt';
- 	    } elsif ($numberofcolumns == 2) {
- 		$textwidth = '3.9 in';
- 		$textheight = '7.7 in';
- 		$oddoffset = '-40 pt';
- 		$evenoffset = '-60 pt';
- 	    }
- 	}
- #    } elsif($papersize eq '5') {
- #    } elsif($papersize eq '4') {
- #    } elsif($papersize eq '7') {
- #    } elsif($papersize eq '8') {
-     }
-     return $textwidth,$textheight,$oddoffset,$evenoffset;
  }
  sub get_name {
      my ($uname,$udom)=@_;
-     if (!defined($uname)) { $uname=$ENV{'user.name'}; }
+     if (!defined($uname)) { $uname=$env{'user.name'}; }
-     if (!defined($udom)) { $uname=$ENV{'user.domain'}; }
+     if (!defined($udom)) { $udom=$env{'user.domain'}; }
      my $plainname=&Apache::loncommon::plainname($uname,$udom);
-     if ($plainname=~/^\s*$/) { $plainname=$uname; }
+     if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
-     return &Apache::lonxml::latex_special_symbols($plainname,undef,undef,
+    $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
- 						  'header');
+     return $plainname;
  }
+ sub get_course {
+     my $courseidinfo;
+     if (defined($env{'request.course.id'})) {
+ 	$courseidinfo = &Apache::lonxml::latex_special_symbols(&unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header');
+ 	my $sec = $env{'request.course.sec'};
+     }
+     return $courseidinfo;
+ }
  sub page_format_transformation {
-     my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment) = @_;
+     my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_;
-     my ($textwidth,$textheight,$oddoffset,$evenoffset);
+     my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
- 	$assignment=~s/_/ /g;
-         if ($numberofcolumns != 1) {
+     if ($selectionmade eq '4') {
-           ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$layout,$numberofcolumns);
+ 	if ($choice eq 'all_problems') {
+             $assignment=&mt('Problems from the Whole Course');
  	} else {
- 	  ($textwidth,$textheight,$oddoffset,$evenoffset) = ($ENV{'form.width'},$ENV{'form.height'},$ENV{'form.leftmargin'},$ENV{'form.leftmargin'});
+             $assignment=&mt('Resources from the Whole Course');
  	}
+     } else {
+ 	$assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
+     }
+     ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
      my $name = &get_name();
-     if ($name =~ /^\s*$/) {
+     my $courseidinfo = &get_course();
- 	$name=&Apache::lonxml::latex_special_symbols($ENV{'user.name'},undef,
+     my $header_text  = $parmhash{'print_header_format'};
- 						     undef,'header');
+     $header_text     = &format_page_header($textwidth, $header_text, $assignment,
+ 					   $courseidinfo, $name);
+     my $topmargintoinsert = '';
+     if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
+     my $fancypagestatement='';
+     if ($numberofcolumns eq '2') {
+ 	$fancypagestatement="\\fancyhead{}\\fancyhead[LO]{$header_text}";
+     } else {
+ 	$fancypagestatement="\\rhead{}\\chead{}\\lhead{$header_text}";
      }
-     my $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'','','header');
      if ($layout eq 'album') {
- 	    $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}\\setlength{\\topmargin}{200pt}\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\parindent}{20pt}\\setlength{\\marginparwidth}{90pt}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm} \\begin{document}\\setcounter{page}{1}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fbox{\\textbf{$name}} \\hfill  $courseidinfo} \\vskip 5 mm /;
+ 	    $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\n\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\n\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\n\\pagestyle{fancy}$fancypagestatement\\usepackage{booktabs}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /;
      } elsif ($layout eq 'book') {
  	if ($choice ne 'All class print') {
- 	    $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$name} - $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}/;
+ 	    $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\n\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\n\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\\pagestyle{fancy}$fancypagestatement\\usepackage{booktabs}\\begin{document}\n\\voffset=-0\.8 cm\\setcounter{page}{1}\n/;
  	} else {
- 	    $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\\setcounter{page}{1}  \\vskip 5 mm /;
+ 	    $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\usepackage{booktabs}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1}  \\vskip 5 mm\n /;
+ 	}
+ 	if ($papersize eq 'a4') {
+ 	    my $papersize_text;
+ 	    if ($perm{'pav'}) {
+ 		$papersize_text = '\\special{papersize=210mm,297mm}';
+ 	    } else {
+ 		$papersize_text = '\special{papersize=210mm,297mm}';
+ 	    }
+ 	    $text =~ s/(\\begin{document})/$1$papersize_text/;
  	}
      }
+     if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
+     if ($indexlist eq 'yes') {
+ 	$text=~s/(\\begin{document})/\\makeindex $1/;
+ 	$text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;
+     }
      return $text;
  }
- Line 443  sub page_cleanup {
+ Line 1628  sub page_cleanup {
  sub details_for_menu {
+     my ($helper)=@_;
+     my $postdata=$env{'form.postdata'};
+     if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }
+     my $name_of_resource = &Apache::lonnet::gettitle($postdata);
+     my $symbolic = &Apache::lonnet::symbread($postdata);
+     return if ( $symbolic eq '');
-     my $name_of_resourse = $hash{'title_'.$hash{'ids_'.$ENV{'form.postdata'}}};
+     my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
-     my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
-     my ($map,$id,$resource)=split(/___/,$symbolic);
      $map=&Apache::lonnet::clutter($map);
-     my $name_of_sequence;
+     my $name_of_sequence = &Apache::lonnet::gettitle($map);
-     $name_of_sequence = $hash{'title_'.$hash{'ids_'.$map}};
      if ($name_of_sequence =~ /^\s*$/) {
  	$map =~ m|([^/]+)$|;
  	$name_of_sequence = $1;
      }
-     my $name_of_map = $hash{'title_'.$hash{'ids_'.&Apache::lonnet::clutter($ENV{'request.course.uri'})}};
+     my $name_of_map = &Apache::lonnet::gettitle($env{'request.course.uri'});
      if ($name_of_map =~ /^\s*$/) {
- 	$ENV{'request.course.uri'} =~ m|([^/]+)$|;
+ 	$env{'request.course.uri'} =~ m|([^/]+)$|;
  	$name_of_map = $1;
      }
-     return ($name_of_resourse,$name_of_sequence,$name_of_map);
+     return ($name_of_resource,$name_of_sequence,$name_of_map);
  }
+ sub copyright_line {
+     return '\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\vspace*{-2 mm}\newline\noindent{\tiny Printed from LON-CAPA\copyright MSU{\hfill} Licensed under GNU General Public License } ';
+ }
+ my $end_of_student = "\n".'\special{ps:ENDOFSTUDENTSTAMP}'."\n";
  sub latex_corrections {
+     my ($number_of_columns,$result,$selectionmade,$answer_mode) = @_;
-     my ($number_of_columns,$result) = @_;
  #    $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
+     my $copyright = &copyright_line();
+     if ($selectionmade eq '1' || $answer_mode eq 'only') {
+ 	$result =~ s/(\\end{document})/\\strut\\vskip 0 mm $copyright $end_of_student $1/;
+     } else {
+ 	$result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline $copyright $end_of_student $1/;
+     }
      $result =~ s/\$number_of_columns/$number_of_columns/g;
-     $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{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
      $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
  #-- LaTeX corrections
- Line 481  sub latex_corrections {
+ Line 1675  sub latex_corrections {
  	$first_comment = index($result,'<!--',$first_comment);
      }
      $result =~ s/^\s+$//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*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
      $result =~ s/{\\par }\s*\\\\/\\\\/gm;
- 	$result =~ s/\\\\\s+\[/ \[/g;
+     $result =~ s/\\\\\s+\[/ \[/g;
-     $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
      #conversion of html characters to LaTeX equivalents
      if ($result =~ m/&(\w+|#\d+);/) {
  	$result = &character_chart($result);
      }
      $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
      $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
+     return $result;
+ }
+ sub index_table {
+     my $currentURL = shift;
+     my $insex_string='';
+     $currentURL=~s/\.([^\/+])$/\.$1\.meta/;
+     $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');
+     return $insex_string;
+ }
+ sub IndexCreation {
+     my ($texversion,$currentURL)=@_;
+     my @key_words=split(/,/,&index_table($currentURL));
+     my $chunk='';
+     my $st=index $texversion,'\addcontentsline{toc}{subsection}{';
+     if ($st>0) {
+ 	for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}
+ 	$chunk=substr($texversion,0,$st+1);
+ 	substr($texversion,0,$st+1)=' ';
+     }
+     foreach my $key_word (@key_words) {
+ 	if ($key_word=~/\S+/) {
+ 	    $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;
+ 	}
+     }
+     if ($st>0) {substr($texversion,0,1)=$chunk;}
+     return $texversion;
+ }
+ sub print_latex_header {
+     my $mode=shift;
+     return &Apache::londefdef::latex_header($mode);
+ }
+ sub path_to_problem {
+     my ($urlp,$colwidth)=@_;
+     $urlp=&Apache::lonnet::clutter($urlp);
+     my $newurlp = '';
+     $colwidth=~s/\s*mm\s*$//;
+ #characters average about 2 mm in width
+     if (length($urlp)*2 > $colwidth) {
+ 	my @elements = split('/',$urlp);
+ 	my $curlength=0;
+ 	foreach my $element (@elements) {
+ 	    if ($element eq '') { next; }
+ 	    if ($curlength+(length($element)*2) > $colwidth) {
+ 		$newurlp .=  '|\vskip -1 mm \verb|';
+ 		$curlength=length($element)*2;
+ 	    } else {
+ 		$curlength+=length($element)*2;
+ 	    }
+ 	    $newurlp.='/'.$element;
+ 	}
+     } else {
+ 	$newurlp=$urlp;
+     }
+     return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
+ }
+ sub recalcto_mm {
+     my $textwidth=shift;
+     my $LaTeXwidth;
+     if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) {
+ 	$LaTeXwidth = $1*10;
+     } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) {
+ 	$LaTeXwidth = $1;
+     } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) {
+ 	$LaTeXwidth = $1*25.4;
+     }
+     $LaTeXwidth.=' mm';
+     return $LaTeXwidth;
+ }
+ sub get_textwidth {
+     my ($helper,$LaTeXwidth)=@_;
+     my $textwidth=$LaTeXwidth;
+     if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
+ 	$helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
+ 	$textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
+ 				$helper->{'VARS'}->{'pagesize.widthunit'});
+     }
+     return $textwidth;
+ }
+ sub unsupported {
+     my ($currentURL,$mode,$symb)=@_;
+     if ($mode ne '') {$mode='\\'.$mode}
+     my $result.= &print_latex_header($mode);
+     if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {
+ 	$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 {
+ 	$result.=$currentURL;
+     }
+     $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
      return $result;
  }
+ #
+ #  Map from helper layout style to the book/album:
+ #
+ sub map_laystyle {
+     my ($laystyle) = @_;
+     if ($laystyle eq 'L') {
+ 	$laystyle='album';
+     } else {
+ 	$laystyle='book';
+     }
+     return $laystyle;
+ }
+ sub print_page_in_course {
+     my ($helper, $rparmhash, $currentURL, $resources) = @_;
+     my %parmhash       = %$rparmhash;
+     my @page_resources = @$resources;
+     my $mode = $helper->{'VARS'}->{'LATEX_TYPE'};
+     my $symb = $helper->{'VARS'}->{'symb'};
+     my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
+     my @temporary_array=split /\|/,$format_from_helper;
+     my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array;
+     $laystyle = &map_laystyle($laystyle);
+     my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,
+ 								      $numberofcolumns);
+     my $LaTeXwidth=&recalcto_mm($textwidth);
+     if ($mode ne '') {$mode='\\'.$mode}
+     my $result   =    &print_latex_header($mode);
+     if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {
+ 	$currentURL=~s|^(/adm/wrapper/)?ext/|http://|;
+ 	my $title=&Apache::lonnet::gettitle($symb);
+ 	$title = &Apache::lonxml::latex_special_symbols($title);
+     } else {
+         my $esc_currentURL= $currentURL;
+         $esc_currentURL =~ s/_/\\_/g;
+ 	$result.=$esc_currentURL;
+     }
+     $result .= '\\\\';
+     if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
+ 	&Apache::lonnet::appenv({'construct.style' =>
+ 				$helper->{'VARS'}->{'style_file'}});
+     } elsif ($env{'construct.style'}) {
+ 	&Apache::lonnet::delenv('construct.style');
+     }
+     # First is the overall page description.  This is then followed by the
+     # components of the page. Each of which must be printed independently.
+     my $the_page = shift(@page_resources);
+     foreach my $resource (@page_resources) {
+ 	my $resource_src   = $resource->src(); # Essentially the URL of the resource.
+ 	$result           .= $resource->title() . '\\\\';
+ 	# Recurse if a .page:
+ 	if ($resource_src =~ /.page$/i) {
+ 	    my $navmap         = Apache::lonnavmaps::navmap->new();
+ 	    my @page_resources = $navmap->retrieveResources($resource_src);
+ 	    $result           .= &print_page_in_course($helper, $rparmhash,
+ 						       $resource_src, \@page_resources);
+ 	}
+ 	# these resources go through the XML transformer:
+ 	elsif ($resource_src =~ /\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/)  {
+ 	    my $urlp = &Apache::lonnet::clutter($resource_src);
+ 	    my %form;
+ 	    my %moreenv;
+ 	    &Apache::lonxml::remember_problem_counter();
+ 	    $moreenv{'request.filename'}=$urlp;
+ 	    if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
+ 	    $form{'grade_target'}  = 'tex';
+ 	    $form{'textwidth'}    = &get_textwidth($helper, $LaTeXwidth);
+ 	    $form{'pdfFormFields'} = $pdfFormFields; #
+ 	    $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
+ 	    $form{'problem_split'}=$parmhash{'problem_stream_switch'};
+ 	    $form{'suppress_tries'}=$parmhash{'suppress_tries'};
+ 	    $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
+ 	    $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
+ 	    $form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
+ 	    if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') ||
+ 		($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
+ 		$form{'problem_split'}='yes';
+ 	    }
+ 	    my $rndseed = time;
+ 	    if ($helper->{'VARS'}->{'curseed'}) {
+ 		$rndseed=$helper->{'VARS'}->{'curseed'};
+ 	    }
+ 	    $form{'rndseed'}=$rndseed;
+ 	    &Apache::lonnet::appenv(\%moreenv);
+ 	    &Apache::lonxml::clear_problem_counter();
+ 	    my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form);
+ 	    # current document with answers.. no need to encap in minipage
+ 	    #  since there's only one answer.
+ 	    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
+ 	       ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
+ 		my %answerform = %form;
+ 		$answerform{'problem_split'}=$parmhash{'problem_stream_switch'};
+ 		$answerform{'grade_target'}='answer';
+ 		$answerform{'answer_output_mode'}='tex';
+ 		$answerform{'rndseed'}=$rndseed;
+                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {
+ 		    $answerform{'problemtype'}='exam';
+ 		}
+ 		$resources_printed .= $urlp.':';
+ 		my $answer=&ssi_with_retries($urlp,$ssi_retry_count, %answerform);
+ 		if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
+ 		    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
+ 		} else {
+ 		    $texversion= &print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
+ 		    if ($helper->{'VARS'}->{'construction'} ne '1') {
+ 			my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});
+ 			$title = &Apache::lonxml::latex_special_symbols($title);
+ 			$texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
+ 			$texversion.=&path_to_problem($urlp,$LaTeXwidth);
+ 		    } else {
+ 			$texversion.='\vskip 0 mm \noindent\textbf{'.
+                         &mt("Printing from Construction Space: No Title").'}\vskip 0 mm ';
+ 			$texversion.=&path_to_problem($urlp,$LaTeXwidth);
+ 		    }
+ 		    $texversion.='\vskip 1 mm '.$answer.'\end{document}';
+ 		}
+ 	    }
+ 	    # Print annotations.
+ 	    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
+ 		my $annotation .= &annotate($currentURL);
+ 		$texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
+ 	    }
+ 	    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
+ 		$texversion=&IndexCreation($texversion,$currentURL);
+ 	    }
+ 	    if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
+ 		$texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
+ 	    }
+ 	    $texversion = &latex_header_footer_remove($texversion);
+ 	    # the first remaining line is a comment from londefdef the second
+ 	    # line  seems to be an extraneous \vskip 1mm \\\\ :
+             # (imperfect removal from header_footer_remove?
+ 	    $texversion =~ s/\\vskip 1mm \\\\\\\\//;
+ 	    $result .= $texversion;
+ 	    if ($currentURL=~m/\.page\s*$/) {
+ 		($result,$numberofcolumns) = &page_cleanup($result);
+ 	    }
+ 	}
+     }
+     $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
+     return $result;
+ }
+ #
+ # List of recently generated print files
+ #
+ sub recently_generated {
+     my ($prtspool) = @_;
+     my $output;
+     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 $ext_text = 'pdf' ? &mt('PDF File'):&mt('Zip File');
+ 	my $result=&Apache::loncommon::start_data_table_row()
+                   .'<td>'
+                   .'<a href="/prtspool/'.$filename.'">'.$ext_text.'</a>'
+                   .'</td>'
+                   .'<td>'.&Apache::lonlocal::locallocaltime($cctime).'</td>'
+                   .'<td align="right">'.$csize.'</td>'
+                   .&Apache::loncommon::end_data_table_row();
+ 	if ($ext eq 'pdf') { $pdf_result .= $result; }
+ 	if ($ext eq 'zip') { $zip_result .= $result; }
+     }
+     if ($zip_result || $pdf_result) {
+         $output ='<hr />';
+     }
+     if ($zip_result) {
+ 	$output .='<h3>'.&mt('Recently generated printout zip files')."</h3>\n"
+                   .&Apache::loncommon::start_data_table()
+                   .&Apache::loncommon::start_data_table_header_row()
+                   .'<th>'.&mt('Download').'</th>'
+                   .'<th>'.&mt('Creation Date').'</th>'
+                   .'<th>'.&mt('File Size (Bytes)').'</th>'
+                   .&Apache::loncommon::end_data_table_header_row()
+                   .$zip_result
+                   .&Apache::loncommon::end_data_table();
+     }
+     if ($pdf_result) {
+ 	$output .='<h3>'.&mt('Recently generated printouts')."</h3>\n"
+                   .&Apache::loncommon::start_data_table()
+                   .&Apache::loncommon::start_data_table_header_row()
+                   .'<th>'.&mt('Download').'</th>'
+                   .'<th>'.&mt('Creation Date').'</th>'
+                   .'<th>'.&mt('File Size (Bytes)').'</th>'
+                   .&Apache::loncommon::end_data_table_header_row()
+                   .$pdf_result
+                   .&Apache::loncommon::end_data_table();
+     }
+     return $output;
+ }
+ #
+ #   Retrieve the hash of page breaks.
+ #
+ #  Inputs:
+ #    helper   - reference to helper object.
+ #  Outputs
+ #    A reference to a page break hash.
+ #
+ #
+ use Data::Dumper;
+ # sub dump_helper_vars {
+ #    my ($helper) = @_;
+ #    my $helpervars = Dumper($helper->{'VARS'});
+ #    &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars");
+ #}
+ sub get_page_breaks  {
+     my ($helper) = @_;
+     my %page_breaks;
+     foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {
+ 	$page_breaks{$break} = 1;
+     }
+     return %page_breaks;
+ }
+ #
+ #   Returns text to insert for any extra vskip prior to the resource.
+ #   Parameters:
+ #     helper   - Reference to the helper object driving the printout.
+ #     resource - Identifies the resource about to be printed.
+ #
+ #   This is done as follows:
+ #    POSSIBLE_RESOURCES has the list of possible resources.
+ #    EXTRASPACE         has the list of extra space values.
+ #    EXTRASPACE_UNITS   is the set of resources for which the units are
+ #                       mm. All others are 'in'.
+ #
+ #    The resource is found in the POSSIBLE_RESOURCES to get the index
+ #    of the EXTRASPACE value.
+ #
+ #   In order to speed this up for lengthy printouts, the first time,
+ #   POSSIBLE_RESOURCES is turned into a look up hash and
+ #   EXTRASPACE is turned into an array.
+ #
+ my %possible_resources;
+ my %extraspace_mm;
+ my @extraspace;
+ my $skips_loaded       = 0;
+ #  Function to load the skips hash and array
+ sub load_skips {
+     my ($helper)  = @_;
+     #  If this is the first time, unrap the resources and extra spaces:
+     if (!$skips_loaded) {
+ 	@extraspace = (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE'}));
+ 	my @resource_list = (split(/\|\|\|/, $helper->{'VARS'}->{'POSSIBLE_RESOURCES'}));
+ 	my $i = 0;
+ 	foreach my $resource (@resource_list) {
+ 	    $possible_resources{$resource} = $i;
+ 	    $i++;
+ 	}
+ 	foreach my $mm_resource (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE_UNITS'})) {
+ 	    $extraspace_mm{$mm_resource} = 1;
+ 	}
+ 	$skips_loaded = 1;
+     }
+ }
+ sub get_extra_vspaces {
+     my ($helper, $resource) = @_;
+     &load_skips($helper);
+     #  Lookup the resource in the possible resources hash.. that is the index
+     # into the extraspace array that gives us either an empty string or
+     # the number of mm to skip:
+     my $index = $possible_resources{$resource};
+     my $skip  = $extraspace[$index];
+     my $result = '';
+     if ($skip ne '') {
+ 	my $units = 'in';
+ 	if (defined($extraspace_mm{$resource})) {
+ 	    $units = 'mm';
+ 	}
+ 	$result = '\vskip '.$skip.' '.$units;
+     }
+     return $result;
+ }
+ #
+ #  The resource chooser part of the helper needs more than just
+ #  the value of the extraspaces var to recover the value into a text
+ #  field option.  This sub produces the required format for the saved var:
+ #  specifically
+ #    ||| separated fields of the form resourcename=value
+ #
+ #  Parameters:
+ #    $helper     - Refers to the helper we are configuring
+ #  Implicit input:
+ #     $helper->{'VARS'}->{'EXTRASPACE'}  - the spaces helper var has the text field
+ #                                          value.
+ #     $helper->{'VARS'}->{'EXTRASPACE_UNITS'} - units for the skips (checkboxes).
+ #     $helper->{'VARS'}->{'POSSIBLE_RESOURCES'}  - has the list of resources. |||
+ #                                          separated of course.
+ #  Implicit outputs:
+ #     $env{'form.extraspace'}
+ #     $env{'form.extraspace_units'}
+ #
+ sub set_form_extraspace {
+     my ($helper) = @_;
+     # the most convenient way to do this is to drive from the skips arrays/hash.
+     # may not be the fastest, but this is once per print request so it's not so
+     # speed critical:
+     &load_skips($helper);
+     my $result = '';
+     foreach my $resource (keys(%possible_resources)) {
+ 	my $vskip = $extraspace[$possible_resources{$resource}];
+ 	$result  .= $resource .'=' . $vskip . '|||';
+     }
+     $env{'form.extraspace'}  = $result;
+     $env{'form.extraspace_units'} = $helper->{'VARS'}->{'EXTRASPACE_UNITS'};
+     return $result;
+ }
+ #  Output a sequence (recursively if neeed)
+ #  from construction space.
+ # Parameters:
+ #    url     = URL of the sequence to print.
+ #    helper  - Reference to the helper hash.
+ #    form    - Copy of the format hash.
+ #    LaTeXWidth
+ # Returns:
+ #   Text to add to the printout.
+ #   NOTE if the first element of the outermost sequence
+ #   is itself a sequence, the outermost caller may need to
+ #   prefix the latex with the page headers stuff.
+ #
+ sub print_construction_sequence {
+     my ($currentURL, $helper, %form, $LaTeXwidth) = @_;
+     my $result;
+     my $rndseed=time;
+     if ($helper->{'VARS'}->{'curseed'}) {
+ 	$rndseed=$helper->{'VARS'}->{'curseed'};
+     }
+     my $errtext=&LONCAPA::map::mapread(&Apache::lonnet::filelocation('',$currentURL));
+     #
+     #  These make this all support recursing for subsequences.
+     #
+     my @order    = @LONCAPA::map::order;
+     my @resources = @LONCAPA::map::resources;
+     for (my $member=0;$member<=$#order;$member++) {
+ 	$resources[$order[$member]]=~/^([^:]*):([^:]*):/;
+ 	my $urlp=$2;
+ 	if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
+ 	    my $texversion='';
+ 	    if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
+ 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
+ 		$form{'suppress_tries'}=$parmhash{'suppress_tries'};
+ 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
+ 		$form{'rndseed'}=$rndseed;
+ 		$resources_printed .=$urlp.':';
+ 		$texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form);
+ 	    }
+ 	    if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
+ 		($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&
+ 	       ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
+ 		#  Don't permanently modify %$form...
+ 		my %answerform = %form;
+ 		$answerform{'grade_target'}='answer';
+ 		$answerform{'answer_output_mode'}='tex';
+ 		$answerform{'rndseed'}=$rndseed;
+ 		$answerform{'problem_split'}=$parmhash{'problem_stream_switch'};
+ 		if ($urlp=~/\/res\//) {$env{'request.state'}='published';}
+ 		$resources_printed .= $urlp.':';
+ 		my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
+ 		if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
+ 		    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
+ 		} else {
+ 		    # If necessary, encapsulate answer in minipage:
+ 		    $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
+ 		    my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});
+ 		    $title = &Apache::lonxml::latex_special_symbols($title);
+ 		    my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
+ 		    $body.=&path_to_problem($urlp,$LaTeXwidth);
+ 		    $body.='\vskip 1 mm '.$answer.'\end{document}';
+ 		    $body = &encapsulate_minipage($body);
+ 		    $texversion.=$body;
+ 		}
+ 	    }
+ 	    $texversion = &latex_header_footer_remove($texversion);
+ 	    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
+ 		$texversion=&IndexCreation($texversion,$urlp);
+ 	    }
+ 	    if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
+ 		$texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
+ 	    }
+ 	    $result.=$texversion;
+ 	} elsif ($urlp=~/\.(sequence|page)$/) {
+ 	    # header:
+ 	    $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
+ 	    # IF sequence, recurse:
+ 	    if ($urlp =~ /\.sequence$/) {
+ 		$result .= &print_construction_sequence($urlp,
+ 							$helper, %form,
+ 							$LaTeXwidth);
+ 	    }
+ 	}
+ 	elsif ($urlp =~ /\.pdf$/i) {
+ 	    my $texversion;
+ 	    if ($member != 0) {
+ 		$texversion .= '\cleardoublepage';
+ 	    }
+ 	    $texversion .= &include_pdf($urlp);
+ 	    $texversion = &latex_header_footer_remove($texversion);
+ 	    if ($member != $#order) {
+ 		$texversion .= '\\ \cleardoublepage';
+ 	    }
+ 	    $result .= $texversion;
+ 	}
+     }
+     if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
+     return $result;
+ }
+ #
+ #  Top level for generating print output.
+ #
+ #  May call print_resources if multiple resources will be printed.
+ #
+ #  The main driver is $selectionmade which reflects the type of print out
+ #  requested:
+ #   Value    Print type:
+ #   1        Print resource that's being looked at.
+ #   2        Print problems in a map or in a page.
+ #   3        Print pages in a map or resources in a page.
+ #   4        Print all problems  or all resources.
+ #   5        Print problems for seleted students.
+ #   6        Print selected problems from a folder.
+ #   7        Print print selected resources from some scope.
+ #   8        Print resources for selected students.
+ #
+ #BZ 5209
+ #   2        map_incomplete_problems_seq Print incomplete problems from the current
+ #            folder in student context.
+ #   5      map_incomplete_problems_people_seq Print incomplete problems from the
+ #            current folder in privileged context.
+ #    5      incomplete_problems_selpeople_course Print incomplete problems for
+ #            selected people from the entire course.
+ #
+ #   Item 101 has much the same processing as 8,
+ #
+ #  Differences:  Item 101, 102 require per-student filtering of the resource
+ #  set so that only the incomplete resources are printed.
+ #  For item 100, filtering was done at the helper level.
  sub output_data {
      my ($r,$helper,$rparmhash) = @_;
      my %parmhash = %$rparmhash;
-     my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
+     $ssi_error = 0;		# This will be set nonzero by failing ssi's.
-     $r->print(<<ENDPART);
+     $resources_printed = '';
- <html>
+     $font_size = $helper->{'VARS'}->{'fontsize'};
- <head>
+     my $print_type = $helper->{'VARS'}->{'PRINT_TYPE'}; # Allows textual simplification.
- <title>LON-CAPA output for printing</title>
+     my $do_postprocessing = 1;
- </head>
+     my $js = <<ENDPART;
- $bodytag
+ <script type="text/javascript">
- Please stand by while processing your print request, this may take some time ...
+     var editbrowser;
+     function openbrowser(formname,elementname,only,omit) {
+         var url = '/res/?';
+         if (editbrowser == null) {
+             url += 'launch=1&';
+         }
+         url += 'catalogmode=interactive&';
+         url += 'mode=parmset&';
+         url += 'form=' + formname + '&';
+         if (only != null) {
+             url += 'only=' + only + '&';
+         }
+         if (omit != null) {
+             url += 'omit=' + omit + '&';
+         }
+         url += 'element=' + elementname + '';
+         var title = 'Browser';
+         var options = 'scrollbars=1,resizable=1,menubar=0';
+         options += ',width=700,height=600';
+         editbrowser = open(url,title,options,'1');
+         editbrowser.focus();
+     }
+ </script>
  ENDPART
+     # Breadcrumbs
+     #FIXME: Choose better/different breadcrumbs?!? Links?
+     my $brcrum = [{'href' => '',
+                    'text' => 'Helper'}, #FIXME: Different origin possible than print out helper?
+                   {'href' => '',
+                    'text' => 'Preparing Printout'}];
+     my $start_page  = &Apache::loncommon::start_page('Preparing Printout',
+                                                      $js,
+                                                      {'bread_crumbs' => $brcrum,});
+     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
+     # The page breaks will be pulled into the hash %page_breaks which is
+     # indexed by symb and contains 1's for each break.
+     $env{'form.pagebreaks'}  = $helper->{'VARS'}->{'FINISHPAGE'};
+     &set_form_extraspace($helper);
+     $env{'form.lastprinttype'} = $print_type;
+     &Apache::loncommon::store_course_settings('print',
+ 					      {'pagebreaks'    => 'scalar',
+ 					       'extraspace'    => 'scalar',
+ 					       'extraspace_units' => 'scalar',
+ 					       'lastprinttype' => 'scalar'});
+     my %page_breaks  = &get_page_breaks($helper);
      my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
      my ($result,$selectionmade) = ('','');
      my $number_of_columns = 1; #used only for pages to determine the width of the cell
      my @temporary_array=split /\|/,$format_from_helper;
-     my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
+     my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array;
-     if ($laystyle eq 'L') {
- 	$laystyle='album';
+     $laystyle = &map_laystyle($laystyle);
-     } else {
- 	$laystyle='book';
-     }
      my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
-     my $assignment =  $ENV{'form.assignment'};
+     my $assignment =  $env{'form.assignment'};
-     my $LaTeXwidth;
+     my $LaTeXwidth=&recalcto_mm($textwidth);
-     if ($textwidth=~/(\d+\.?\d*)\s*cm/) {
+     my @print_array=();
- 	$LaTeXwidth = $1*10;
+     my @student_names=();
-     } elsif ($textwidth=~/(\d+\.?\d*)\s*mm/) {
- 	$LaTeXwidth = $1;
-     } elsif ($textwidth=~/(\d+\.?\d*)\s*in/) {
+     #  Common settings for the %form has:
- 	$LaTeXwidth = $1*25.4;
+     # In some cases these settings get overriddent by specific cases, but the
+     # settings are common enough to make it worthwhile factoring them out
+     # here.
+     #
+     my %form;
+     $form{'grade_target'} = 'tex';
+     $form{'textwidth'}    = &get_textwidth($helper, $LaTeXwidth);
+     $form{'pdfFormFields'} = $pdfFormFields;
+     # If form.showallfoils is set, then request all foils be shown:
+     # privilege will be enforced both by not allowing the
+     # check box selecting this option to be presnt unless it's ok,
+     # and by lonresponse's priv. check.
+     # The if is here because lonresponse.pm only cares that
+     # showallfoils is defined, not what the value is.
+     if ($helper->{'VARS'}->{'showallfoils'} eq "1") {
+ 	$form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
      }
-     $LaTeXwidth.=' mm';
-     if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
+     if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
+ 	&Apache::lonnet::appenv({'construct.style' =>
+ 				$helper->{'VARS'}->{'style_file'}});
+     } elsif ($env{'construct.style'}) {
+ 	&Apache::lonnet::delenv('construct.style');
+     }
+     if ($print_type eq 'current_document') {
        #-- single document - problem, page, html, xml, ...
- 	my $currentURL;
+ 	my ($currentURL,$cleanURL);
  	if ($helper->{'VARS'}->{'construction'} ne '1') {
              #prints published resource
  	    $currentURL=$helper->{'VARS'}->{'postdata'};
+ 	    $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
  	} else {
              #prints resource from the construction space
  	    $currentURL=$helper->{'VARS'}->{'filename'};
- 	    $currentURL=~s/\/home\//\/~/;
+ 	    $cleanURL=$currentURL;
- 	    $currentURL=~s/public_html\///;
  	}
  	$selectionmade = 1;
- 	if ($currentURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
- 	    my %moreenv;
+ 	if ($cleanURL!~m|^/adm/|
- 	    $moreenv{'request.filename'}=$currentURL;
+ 	    && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
- 	    my %form;
- 	    $form{'grade_target'}='tex';
- 	    $form{'textwidth'}=$LaTeXwidth;
  	    my $rndseed=time;
- 	    $form{'rndseed'}=$rndseed;
+ 	    my $texversion='';
- 	    &Apache::lonnet::appenv(%moreenv);
+ 	    if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
- 	    my $texversion=&Apache::lonnet::ssi($currentURL,%form);
+ 		my %moreenv;
- 	    &Apache::lonnet::delenv('form.counter');
+ 		$moreenv{'request.filename'}=$cleanURL;
- 	    &Apache::lonnet::delenv('request.filename');
+                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
- 	    if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
+ 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
- 		my %form;
+ 		$form{'suppress_tries'}=$parmhash{'suppress_tries'};
+ 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
+ 		$form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
+ 		$form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
+ 		if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') ||
+ 		    ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
+ 		    $form{'problem_split'}='yes';
+ 		}
+ 		if ($helper->{'VARS'}->{'curseed'}) {
+ 		    $rndseed=$helper->{'VARS'}->{'curseed'};
+ 		}
+ 		$form{'rndseed'}=$rndseed;
+ 		&Apache::lonnet::appenv(\%moreenv);
+ 		&Apache::lonxml::clear_problem_counter();
+ 		$resources_printed .= $currentURL.':';
+ 		$texversion.=&ssi_with_retries($currentURL,$ssi_retry_count, %form);
+ 		#  Add annotations if required:
+ 		&Apache::lonxml::clear_problem_counter();
+ 		&Apache::lonnet::delenv('request.filename');
+ 	    }
+ 	    # current document with answers.. no need to encap in minipage
+ 	    #  since there's only one answer.
+ 	    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
+ 	       ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
+ 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
  		$form{'grade_target'}='answer';
  		$form{'answer_output_mode'}='tex';
  		$form{'rndseed'}=$rndseed;
- 		my $answer=&Apache::lonnet::ssi($currentURL,%form);
+                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {
- 		$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
+ 		    $form{'problemtype'}='exam';
+ 		}
+ 		$resources_printed .= $currentURL.':';
+ 		my $answer=&ssi_with_retries($currentURL,$ssi_retry_count, %form);
+ 		if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
+ 		    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
+ 		} else {
+ 		    $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
+ 		    if ($helper->{'VARS'}->{'construction'} ne '1') {
+ 			my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});
+ 			$title = &Apache::lonxml::latex_special_symbols($title);
+ 			$texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
+ 			$texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
+ 		    } else {
+ 			$texversion.='\vskip 0 mm \noindent\textbf{'.
+                         &mt("Printing from Construction Space: No Title").'}\vskip 0 mm ';
+ 			$texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
+ 		    }
+ 		    $texversion.='\vskip 1 mm '.$answer.'\end{document}';
+ 		}
+ 	    }
+ 	    # Print annotations.
+ 	    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
+ 		my $annotation .= &annotate($currentURL);
+ 		$texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
+ 	    }
+ 	    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
+ 		$texversion=&IndexCreation($texversion,$currentURL);
+ 	    }
+ 	    if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
+ 		$texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
  	    }
  	    $result .= $texversion;
  	    if ($currentURL=~m/\.page\s*$/) {
  		($result,$number_of_columns) = &page_cleanup($result);
  	    }
+         } elsif ($cleanURL!~m|^/adm/|
+ 		 && $currentURL=~/\.(sequence|page)$/ && $helper->{'VARS'}->{'construction'} eq '1') {
+ 	    $result .= &print_construction_sequence($currentURL, $helper, %form,
+ 						    $LaTeXwidth);
+ 	    $result .= '\end{document}';
+ 	    if (!($result =~ /\\begin\{document\}/)) {
+ 		$result = &print_latex_header() . $result;
+ 	    }
+ 	    # End construction space sequence.
+ 	} elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
+ 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
+ 		if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
+ 		$resources_printed .= $currentURL.':';
+ 		my $texversion = &ssi_with_retries($currentURL, $ssi_retry_count, %form);
+ 		if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
+ 		    my $annotation = &annotate($currentURL);
+ 		    $texversion    =~ s/(\\end{document})/$annotation$1/;
+ 		}
+ 		$result .= $texversion;
+ 	} elsif ($cleanURL =~/\.tex$/) {
+ 	    # For this sort of print of a single LaTeX file,
+ 	    # We can just print the LaTeX file as it is uninterpreted in any way:
+ 	    #
+ 	    $result = &fetch_raw_resource($currentURL);
+ 	    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
+ 		my $annotation = &annotate($currentURL);
+ 		$result =~ s/(\\end{document})/$annotation$1/;
+ 	    }
+ 	    $do_postprocessing = 0; # Don't massage the result.
+ 	} elsif ($cleanURL =~ /\.pdf$/i) {
+ 	    $result .= &include_pdf($cleanURL);
+ 	    $result .= '\end{document}';
+ 	} elsif ($cleanURL =~ /\.page$/i) { #  Print page in non construction space contexts.
+ 	    # Determine the set of resources in the map of the page:
+ 	    my $navmap         =  Apache::lonnavmaps::navmap->new();
+ 	    my @page_resources =  $navmap->retrieveResources($cleanURL);
+ 	    $result           .=  &print_page_in_course($helper, $rparmhash,
+ 							$cleanURL, \@page_resources);
  	} else {
- #	  $result='\documentclass[letterpaper]{article}\usepackage{calc}\begin{document}Printout of this type of document is currently not supported: ';
+ 	    $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'},
- #	  if ($ENV{'form.url'}=~/\/(aboutme|syllabus|bulletinboard|smppg)$/) {
+ 				  $helper->{'VARS'}->{'symb'});
- #	      $result.=$1;
+ 	}
- #	  } else {
+     } elsif (($print_type eq 'map_problems')          or
- #	      $result.=$ENV{'form.url'};
+ 	     ($print_type eq 'map_problems_in_page')  or
- #	  }
+ 	     ($print_type eq 'map_resources_in_page') or
- #	  $result.=' \end{document}'
+              ($print_type eq 'map_problems_pages')    or
- 	}
+              ($print_type eq 'all_problems')          or
-     } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
+ 	     ($print_type eq 'all_resources')         or # BUGBUG
-              ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
+ 	     ($print_type eq 'select_sequences')      or
-              ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems')) {
+ 	     ($print_type eq 'map_incomplete_problems_seq')
+ 	     ) {
          #-- produce an output string
- 	my %form=();
+ 	if (($print_type eq 'map_problems')                or
- 	$form{'grade_target'}='tex';
+ 	    ($print_type eq 'map_incomplete_problems_seq') or
- 	$form{'textwidth'}=$LaTeXwidth;
+ 	    ($print_type eq 'map_problems_in_page') ) {
+ 	    $selectionmade = 2;
+ 	} elsif (($print_type eq 'map_problems_pages') or
+ 		 ($print_type eq 'map_resources_in_page'))
+ 	{
+ 	    $selectionmade = 3;
+ 	} elsif (($print_type eq 'all_problems')
+ 		 ) {
+ 	    $selectionmade = 4;
+ 	} elsif ($print_type eq 'all_resources') {  #BUGBUG
+ 	    $selectionmade = 4;
+ 	} elsif ($print_type eq 'select_sequences') {
+ 	    $selectionmade = 7;
+ 	}
  	$form{'problem_split'}=$parmhash{'problem_stream_switch'};
+ 	$form{'suppress_tries'}=$parmhash{'suppress_tries'};
+ 	$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
+ 	$form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
+ 	$form{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
+ 	if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes')   ||
+ 	    ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') ) {
+ 	    $form{'problem_split'}='yes';
+ 	}
  	my $flag_latex_header_remove = 'NO';
  	my $flag_page_in_sequence = 'NO';
  	my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
  	my $prevassignment='';
+ 	&Apache::lonxml::clear_problem_counter();
+ 	my $pbreakresources = keys %page_breaks;
  	for (my $i=0;$i<=$#master_seq;$i++) {
- 	    $master_seq[$i]=~/___\d+___(.*)$/;
- 	    my $urlp='/res/'.$1;
+ 	    &Apache::lonenc::reset_enc();
- 	    if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
- 		$selectionmade = 2;
- 	    } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
+ 	    # Note due to document structure, not allowed to put \newpage
- 		$selectionmade = 3;
+ 	    # prior to the first resource
- 	    } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
- 		$selectionmade = 4;
+ 	    if (defined $page_breaks{$master_seq[$i]}) {
+ 		if($i != 0) {
+ 		    $result.="\\newpage\n";
+ 		}
  	    }
+ 	    $result .= &get_extra_vspaces($helper, $master_seq[$i]);
+ 	    my ($sequence,$middle_thingy,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
+ 	    $urlp=&Apache::lonnet::clutter($urlp);
  	    $form{'symb'}=$master_seq[$i];
- 	    $master_seq[$i]=~/\/([^\/]+)\.sequence_/;
- 	    my $assignment=' '.$1.' ';
+ 	    my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem
- 	    #&Apache::lonnet::logthis("Trying to get $urlp with symb $master_seq[$i]");
- 	    my $texversion=&Apache::lonnet::ssi($urlp,%form);
+ 	    if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
- 	    if ($urlp=~/\.page$/) {
+ 	    if ($i==0) {$prevassignment=$assignment;}
- 		($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
+ 	    my $texversion='';
- 		if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
+ 	    if ($urlp!~m|^/adm/|
- 		$texversion =~ s/\\end{document}\d*/\\end{document}/;
+ 		&& $urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
- 		$flag_page_in_sequence = 'YES';
+ 		$resources_printed .= $urlp.':';
- 	    }
+ 		&Apache::lonxml::remember_problem_counter();
- 	    if ($flag_latex_header_remove ne 'NO') {
+ 		if ($flag_latex_header_remove eq 'NO') {
- 		$texversion = &latex_header_footer_remove($texversion);
+ 		    $texversion.=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});  # RF
+                     unless (($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') ||
+                             (($i==0) &&
+                              (($urlp=~/\.page$/) ||
+                               ($print_type eq 'map_problems_in_page') ||
+                               ($print_type eq 'map_resources_in_page')))) {
+                         $flag_latex_header_remove = 'YES';
+                     }
+ 		}
+ 		$texversion.=&ssi_with_retries($urlp, $ssi_retry_count, %form);
+ 		if ($urlp=~/\.page$/) {
+ 		    ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
+ 		    if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
+ 		    $texversion =~ s/\\end{document}\d*/\\end{document}/;
+ 		    $flag_page_in_sequence = 'YES';
+ 		}
+ 		if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
+ 		   ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
+ 		    #  Don't permanently pervert the %form hash
+ 		    my %answerform = %form;
+ 		    $answerform{'grade_target'}='answer';
+ 		    $answerform{'answer_output_mode'}='tex';
+ 		    $resources_printed .= $urlp.':';
+ 		    &Apache::lonxml::restore_problem_counter();
+ 		    my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
+                     if ($urlp =~ /\.page$/) {
+                         $answer =~ s/\\end{document}(\d*)$//;
+                     }
+ 		    if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
+                         if ($urlp =~ /\.page$/) {
+                             my @probs = split(/\\keephidden{ENDOFPROBLEM}/,$texversion);
+                             my $lastprob = pop(@probs);
+                             $texversion = join('\keephidden{ENDOFPROBLEM}',@probs).
+                             $answer.'\keephidden{ENDOFPROBLEM}'.$lastprob;
+                         } else {
+                             $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
+                         }
+ 		    } else {
+ 			if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/) {
+ 			    $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
+ #			    $texversion =~ s/\\begin{document}//; # FIXME
+ 			    my $title = &Apache::lonnet::gettitle($master_seq[$i]);
+ 			    $title = &Apache::lonxml::latex_special_symbols($title);
+ 			    my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
+ 			    $body   .= &path_to_problem ($urlp,$LaTeXwidth);
+ 			    $body   .='\vskip 1 mm '.$answer;
+ 			    $body    = &encapsulate_minipage($body);
+ 			    $texversion .= $body;
+ 			} else {
+ 			    $texversion='';
+ 			}
+ 		    }
+ 		}
+ 		if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
+ 		    my $annotation .= &annotate($urlp);
+ 		    $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
+ 		}
+ 		if ($flag_latex_header_remove ne 'NO') {
+ 		    $texversion = &latex_header_footer_remove($texversion);
+ 		} else {
+ 		    $texversion =~ s/\\end{document}//;
+ 		}
+ 		if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
+ 		    $texversion=&IndexCreation($texversion,$urlp);
+ 		}
+ 		if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
+ 		    my $name = &get_name();
+ 		    my $courseidinfo = &get_course();
+ 		    $prevassignment=$assignment;
+ 		    my $header_text = $parmhash{'print_header_format'};
+ 		    $header_text    = &format_page_header($textwidth, $header_text,
+ 							  $assignment,
+ 							  $courseidinfo,
+ 							  $name);
+ 		    if ($numberofcolumns eq '1') {
+ 			$result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{'.$header_text.'}} \vskip 5 mm ';
+ 		    } else {
+ 			$result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{'.$header_text.'}} \vskip 5 mm ';
+ 		    }
+ 		}
+ 		$result .= $texversion;
+ 		$flag_latex_header_remove = 'YES';
+ 	    } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
+ 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
+ 		if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
+ 		$resources_printed .= $urlp.':';
+ 		my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form);
+ 		if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
+ 		    my $annotation = &annotate($urlp);
+ 		    $texversion =~ s/(\\end{document)/$annotation$1/;
+ 		}
+ 		if ($flag_latex_header_remove ne 'NO') {
+ 		    $texversion = &latex_header_footer_remove($texversion);
+ 		} else {
+ 		    $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
+ 		}
+ 		$result .= $texversion;
+ 		$flag_latex_header_remove = 'YES';
+ 	    } elsif ($urlp=~ /\.pdf$/i) {
+ 		if ($i > 0) {
+ 		    $result .= '\cleardoublepage';
+ 		}
+                 my $texfrompdf = &include_pdf($urlp);
+                 if ($flag_latex_header_remove ne 'NO') {
+                     $texfrompdf = &latex_header_footer_remove($texfrompdf);
+                 }
+                 $result .= $texfrompdf;
+ 		if ($i != $#master_seq) {
+ 		    if ($numberofcolumns eq '1') {
+ 			$result .= '\newpage';
+ 		    } else {
+ 			# the \\'s seem to be needed to let LaTeX know there's something
+ 			# on the page since LaTeX seems to not like to clear an empty page.
+ 			#
+ 			$result .= '\\ \cleardoublepage';
+ 		    }
+ 		}
+ 		$flag_latex_header_remove = 'YES';
  	    } else {
- 		$texversion =~ s/\\end{document}//;
+ 		$texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'},
- 	    }
+ 					 $master_seq[$i]);
- 	    if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
+ 		if ($flag_latex_header_remove ne 'NO') {
- 		my %form;
+ 		    $texversion = &latex_header_footer_remove($texversion);
- 		$form{'grade_target'}='answer';
+ 		} else {
- 		$form{'answer_output_mode'}='tex';
+ 		    $texversion =~ s/\\end{document}//;
- 		my $answer=&Apache::lonnet::ssi($urlp,%form);
+ 		}
- 		$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
+ 		$result .= $texversion;
+ 		$flag_latex_header_remove = 'YES';
  	    }
- #	    $result .= $texversion;
+ 	    if (&Apache::loncommon::connection_aborted($r)) {
- 	    if (($selectionmade == 4) and ($assignment ne $prevassignment) and ($i>1)) {
+ 		last;
- 		my $name = &get_name();
- 		if ($name =~ /^\s*$/) {
- 		    $name=&Apache::lonxml::latex_special_symbols($ENV{'user.name'},undef,
- 								 undef,'header');
- 		}
- 		my $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'','','header');
- 		$prevassignment=$assignment;
- 		$result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}} - '.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip -5 mm ';
  	    }
- 	    $result .= $texversion;
- 	    $flag_latex_header_remove = 'YES';
  	}
- 	&Apache::lonnet::delenv('form.counter');
+ 	&Apache::lonxml::clear_problem_counter();
- 	if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}
+ 	if ($flag_page_in_sequence eq 'YES') {
+ 	    $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
+ 	}
  	$result .= '\end{document}';
-      } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
+      } elsif (($print_type eq 'problems_for_students')           ||
+ 	      ($print_type eq 'problems_for_students_from_page') ||
+ 	      ($print_type eq 'all_problems_students')           ||
+ 	      ($print_type eq 'resources_for_students')          ||
+ 	      ($print_type eq 'incomplete_problems_selpeople_course') ||
+ 	      ($print_type eq 'map_incomplete_problems_people_seq')){
       #-- prints assignments for whole class or for selected students
- 	 $selectionmade=5;
+ 	 my $type;
+ 	 if (($print_type eq 'problems_for_students')           ||
+ 	     ($print_type eq 'problems_for_students_from_page') ||
+ 	     ($print_type eq 'all_problems_students')           ||
+ 	     ($print_type eq 'incomplete_problems_selpeople_course') ||
+ 	     ($print_type eq 'map_incomplete_problems_people_seq')) {
+ 	     $selectionmade=5;
+ 	     $type='problems';
+ 	 } elsif ($print_type eq 'resources_for_students') {
+ 	     $selectionmade=8;
+ 	     $type='resources';
+ 	 }
  	 my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
+ 	 #   The normal sort order is by section then by students within the
+ 	 #   section. If the helper var student_sort is 1, then the user has elected
+ 	 #   to override this and output the students by name.
+ 	 #    Each element of the students array is of the form:
+ 	 #       username:domain:section:last, first:status
+ 	 #
+ 	 #  Note that student sort is not compatible with printing
+ 	 #  1 section per pdf...so that setting overrides.
+ 	 #
+ 	 if (($helper->{'VARS'}->{'student_sort'}    eq 1)  &&
+ 	     ($helper->{'VARS'}->{'SPLIT_PDFS'} ne "sections")) {
+ 	     @students = sort compare_names  @students;
+ 	 }
+ 	 &adjust_number_to_print($helper);
+          if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
+ 	     $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
+ 	     $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#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'};
  	 #loop over students
- 	 my $flag_latex_header_remove = 'NO';
+  	 my $flag_latex_header_remove = 'NO';
  	 my %moreenv;
- 	 $moreenv{'form.textwidth'}=$LaTeXwidth;
+          $moreenv{'instructor_comments'}='hide';
- 	 &Apache::lonnet::appenv(%moreenv);
+ 	 $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
- 	 my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1);
+ 	 $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
+ 	 $moreenv{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
+ 	 $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};
+ 	 $moreenv{'suppress_tries'}   = $parmhash{'suppress_tries'};
+ 	 if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes')  ||
+ 	     ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
+ 	     $moreenv{'problem_split'}='yes';
+ 	 }
+ 	 my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
+ 	 my $student_counter=-1;
+ 	 my $i = 0;
+ 	 my $last_section = (split(/:/,$students[0]))[2];
  	 foreach my $person (@students) {
- 	    my $current_output = '';
+              my $duefile="/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
- #	    my ($usersection,$username,$userdomain) = split /:/,$person;
+ 	     if (-e $duefile) {
- 	    my ($username,$userdomain) = split /:/,$person;
+ 		 my $temp_file = Apache::File->new('>>'.$duefile);
- 	    my $fullname = &get_name($username,$userdomain);
+ 		 print $temp_file "1969\n";
-             #goes through all resources, checks if they are available for current student, and produces output
+ 	     }
- 	    foreach my $curresline (@master_seq)  {
+ 	     $student_counter++;
- 		if ($curresline=~ m/\.(problem|exam|quiz|assess|survey|form|library)$/) {
+ 	     if ($split_on_sections) {
- 		    my ($map,$id,$res_url) = split(/___/,$curresline);
+ 		 my $this_section = (split(/:/,$person))[2];
- 		    if (&Apache::lonnet::allowed('bre',$res_url)) {
+ 		 if ($this_section ne $last_section) {
- 			my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,
+ 		     $i++;
-                                                                         $ENV{'request.course.id'},'tex');
+ 		     $last_section = $this_section;
- 			if ($flag_latex_header_remove eq 'YES') {
+ 		 }
- 			    $rendered = &latex_header_footer_remove($rendered);
+ 	     } else {
- 			} else {
+ 		 $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
- 			    $rendered =~ s/\\end{document}//;
+ 	     }
- 			}
+ 	     my $actual_seq = master_seq_to_person_seq($helper, \@master_seq, $person);
- 			if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
+ 	     my ($output,$fullname, $printed)=&print_resources($r,$helper,
- 			    my %form;
+ 						     $person,$type,
- 			    $form{'answer_output_mode'}='tex';
+ 						     \%moreenv,  $actual_seq,
- 			    my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%form);
+ 						     $flag_latex_header_remove,
- 			    $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
+ 						     $LaTeXwidth);
- 			}
+ 	     $resources_printed .= ":";
- 			$current_output .= $rendered;
+ 	     $print_array[$i].=$output;
- 		    }
+ 	     $student_names[$i].=$person.':'.$fullname.'_END_';
- 		    $flag_latex_header_remove = 'YES';
+ #	     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
- 		}
+ 	     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
- 	    }
+ 	     $flag_latex_header_remove = 'YES';
- 	    my $courseidinfo = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
+ 	     if (&Apache::loncommon::connection_aborted($r)) { last; }
- 	    if ($current_output=~/\\documentclass/) {
+ 	 }
- 		$current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}} - $courseidinfo \\hfill \\thepage \\\\ \\textit{$helper->{VARS}->{'assignment'}}}\\vskip 3 mm /;
+ 	 &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
- 	    } else {
+ 	 $result .= $print_array[0].'  \end{document}';
- 		my $blanspages = '';
+      } elsif (($print_type eq 'problems_for_anon')      ||
- 		for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blanspages.='\clearpage\strut\clearpage';}
+ 	      ($print_type eq 'problems_for_anon_page') ||
- 		$current_output = '\strut\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blanspages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}} - '.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$helper->{VARS}->{'assignment'}.'}}} \vskip -5 mm '.$current_output;
+ 	      ($print_type eq 'resources_for_anon')  ) {
- 	    }
+ 	 my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
- 	    $result .= $current_output;
+ 	 my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
- 	    &Apache::lonnet::delenv('form.counter');
+ 	 my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
- 	    &Apache::lonxml::init_counter();
+ 	 my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
- 	    &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
+ 	 my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
- 						    'last student '.$fullname);
+ 	 my $single_code = $helper->{'VARS'}->{'SINGLE_CODE'};
- 	}
+ 	 my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'};
- 	&Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
- 	$result .= '\end{document}';
+ 	 my $code_option=$helper->{'VARS'}->{'CODE_OPTION'};
- 	&Apache::lonnet::delenv('form.textwidth');
+          my @lines = &Apache::grades::get_scantronformat_file();
-     } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {
+ 	 my ($code_type,$code_length,$bubbles_per_row)=('letter',6,10);
+ 	 foreach my $line (@lines) {
+              chomp($line);
+ 	     my ($name,$type,$length,$bubbles_per_item) =
+                  (split(/:/,$line))[0,2,4,17];
+ 	     if ($name eq $code_option) {
+ 		 $code_length=$length;
+ 		 if ($type eq 'number') { $code_type = 'number'; }
+                  chomp($bubbles_per_item);
+                  if (($bubbles_per_item ne '') && ($bubbles_per_item > 0)) {
+                      $bubbles_per_row = $bubbles_per_item;
+                  }
+ 	     }
+ 	 }
+ 	 my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
+ 	 $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};
+          $moreenv{'instructor_comments'}='hide';
+          $moreenv{'bubbles_per_row'} = $bubbles_per_row;
+ 	 my $seed=time+($$<<16)+($$);
+ 	 my @allcodes;
+ 	 if ($old_name) {
+ 	     my %result=&Apache::lonnet::get('CODEs',
+ 					     [$old_name,"type\0$old_name"],
+ 					     $cdom,$cnum);
+ 	     $code_type=$result{"type\0$old_name"};
+ 	     @allcodes=split(',',$result{$old_name});
+ 	     $num_todo=scalar(@allcodes);
+ 	 } elsif ($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 = ($single_code);
+ 	 } else {
+ 	     my %allcodes;
+ 	     srand($seed);
+ 	     for (my $i=0;$i<$num_todo;$i++) {
+ 		 $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,$code_length,
+ 					    $code_type);
+ 	     }
+ 	     if ($code_name) {
+ 		 &Apache::lonnet::put('CODEs',
+ 				      {
+ 					$code_name =>join(',',keys(%allcodes)),
+ 					"type\0$code_name" => $code_type
+ 				      },
+ 				      $cdom,$cnum);
+ 	     }
+ 	     @allcodes=keys(%allcodes);
+ 	 }
+ 	 my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
+ 	 my ($type) = split(/_/,$print_type);
+ 	 &adjust_number_to_print($helper);
+ 	 my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
+ 	 if ($number_per_page eq '0' || $number_per_page eq 'all'
+ 	     || $number_per_page eq 'section') {
+ 	     $number_per_page=$num_todo > 0 ? $num_todo : 1;
+ 	 }
+ 	 my $flag_latex_header_remove = 'NO';
+ 	 my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
+ 	 my $count=0;
+ 	 foreach my $code (sort(@allcodes)) {
+ 	     my $file_num=int($count/$number_per_page);
+ 	     if ($code_type eq 'number') {
+ 		 $moreenv{'CODE'}=$code;
+ 	     } else {
+ 		 $moreenv{'CODE'}=&num_to_letters($code);
+ 	     }
+ 	     my ($output,$fullname, $printed)=
+ 		 &print_resources($r,$helper,'anonymous',$type,\%moreenv,
+ 				  \@master_seq,$flag_latex_header_remove,
+ 				  $LaTeXwidth);
+ 	     $resources_printed .= ":";
+ 	     $print_array[$file_num].=$output;
+ 	     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
+ 				       &mt('last assignment').' '.$fullname);
+ 	     $flag_latex_header_remove = 'YES';
+ 	     $count++;
+ 	     if (&Apache::loncommon::connection_aborted($r)) { last; }
+ 	 }
+ 	 &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
+ 	 $result .= $print_array[0].'  \end{document}';
+      } elsif ($print_type eq 'problems_from_directory') {
      #prints selected problems from the subdirectory
  	$selectionmade = 6;
          my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
  	@list_of_files=sort @list_of_files;
  	my $flag_latex_header_remove = 'NO';
  	my $rndseed=time;
+ 	if ($helper->{'VARS'}->{'curseed'}) {
+ 	    $rndseed=$helper->{'VARS'}->{'curseed'};
+ 	}
  	for (my $i=0;$i<=$#list_of_files;$i++) {
+ 	    &Apache::lonenc::reset_enc();
  	    my $urlp = $list_of_files[$i];
+ 	    $urlp=~s|//|/|;
  	    if ($urlp=~/\//) {
- 		my %form;
+ 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
- 		$form{'grade_target'}='tex';
- 		$form{'textwidth'}=$LaTeXwidth;
  		$form{'rndseed'}=$rndseed;
- 		if ($urlp =~ m|/home/([^/]+)/public_html|) {
+ 		$urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
- 		    $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
+ 		$resources_printed .= $urlp.':';
- 		} else {
+ 		my $texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form);
- 		    $urlp =~ s|^/home/httpd/html||;
+ 		if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
- 		}
+ 		   ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
- 		my $texversion=&Apache::lonnet::ssi($urlp,%form);
+ 		    #  Don't permanently pervert %form:
- 		if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
+ 		    my %answerform = %form;
- 		    my %form;
+ 		    $answerform{'grade_target'}='answer';
- 		    $form{'grade_target'}='answer';
+ 		    $answerform{'answer_output_mode'}='tex';
- 		    $form{'answer_output_mode'}='tex';
+ 		    $answerform{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
- 		    $form{'rndseed'}=$rndseed;
+ 		    $answerform{'rndseed'}=$rndseed;
- 		    my $answer=&Apache::lonnet::ssi($urlp,%form);
+ 		    $resources_printed .= $urlp.':';
- 		    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
+ 		    my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
- 		}
+ 		    if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
-                 #this chunck is responsible for printing the path to problem
+ 			$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
- 		my $newurlp = '';
+ 		    } else {
- 		my $HowMany = length($urlp)*2;
+ 			$texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
- 		if ($HowMany > $LaTeXwidth) {
+ 			if ($helper->{'VARS'}->{'construction'} ne '1') {
- 		    my @temporrary = split '/',$urlp;
+ 			    $texversion.='\vskip 0 mm \noindent ';
- 		    my $HowManyNew = 0;
+ 			    $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
- 		    for (my $ii=0;$ii<=$#temporrary;$ii++) {
+ 			} else {
- 			if ($temporrary[$ii] ne '') {
+ 			    $texversion.='\vskip 0 mm \noindent\textbf{'.
- 			    $HowManyNew += length($temporrary[$ii])*2;
+                                          &mt("Printing from Construction Space: No Title").'}\vskip 0 mm ';
- 			    if ($HowManyNew < $LaTeXwidth ) {
+ 			    $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
- 				$newurlp .=  '/'.$temporrary[$ii];
- 			    } else {
- 				$HowManyNew = 0;
- 				$newurlp .=  '|\vskip -1 mm \noindent \verb|';
- 				$ii--;
- 			    }
  			}
+ 			$texversion.='\vskip 1 mm '.$answer.'\end{document}';
  		    }
  		}
- 		$texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 {\\small\\noindent\\verb|$newurlp\|\\vskip 0 mm}/;
+                 #this chunk is responsible for printing the path to problem
+ 		my $newurlp=&path_to_problem($urlp,$LaTeXwidth);
+ 		$texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
  		if ($flag_latex_header_remove ne 'NO') {
  		    $texversion = &latex_header_footer_remove($texversion);
  		} else {
  		    $texversion =~ s/\\end{document}//;
  		}
+ 		if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
+ 		    $texversion=&IndexCreation($texversion,$urlp);
+ 		}
+ 		if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
+ 		    $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
+ 		}
  		$result .= $texversion;
  	    }
  	    $flag_latex_header_remove = 'YES';
- Line 758  ENDPART
+ Line 3086  ENDPART
  	$result .= '\end{document}';
      }
  #-------------------------------------------------------- corrections for the different page formats
-     $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'});
-     $result = &latex_corrections($number_of_columns,$result);
+     # Only post process if that has not been turned off e.g. by a raw latex resource.
-     #changes page's parameters for the one column output
- #    if ($numberofcolumns == 1) {
+     if ($do_postprocessing) {
- #	$result =~ s/\\textwidth= 9cm/\\textwidth= $ENV{'form.width'}/;
+ 	$result = &page_format_transformation($papersize,
- #	$result =~ s/\\textheight 25\.9cm/\\textheight $ENV{'form.height'}/;
+ 					      $laystyle,$numberofcolumns,
- #	$result =~ s/\\evensidemargin = -0\.57in/\\evensidemargin= $ENV{'form.leftmargin'}/;
+ 					      $print_type,$result,
- #	$result =~ s/\\oddsidemargin = -0\.57in/\\oddsidemargin= $ENV{'form.leftmargin'}/;
+ 					      $helper->{VARS}->{'assignment'},
- #    }
+ 					      $helper->{'VARS'}->{'TABLE_CONTENTS'},
+ 					      $helper->{'VARS'}->{'TABLE_INDEX'},
+ 					      $selectionmade);
+ 	$result = &latex_corrections($number_of_columns,$result,$selectionmade,
+ 				     $helper->{'VARS'}->{'ANSWER_TYPE'});
+ 	#if ($numberofcolumns == 1) {
+ 	$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'} /;
+ 	#}
+     }
+     # Set URLback if this is a construction space print so we can provide
+     # a link to the resource being edited.
+     #
+     my $URLback=''; #link to original document
+     if ($helper->{'VARS'}->{'construction'} eq '1') {
+ 	#prints resource from the construction space
+ 	$URLback='/'.$helper->{'VARS'}->{'filename'};
+ 	if ($URLback=~/([^?]+)/) {
+ 	    $URLback=$1;
+ 	    $URLback=~s|^/~|/priv/|;
+ 	}
+     }
+     #
+     # Final adjustment of the font size:
+     #
+     $result = set_font_size($result);
  #-- writing .tex file in prtspool
      my $temp_file;
-     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
+     my $identifier = &Apache::loncommon::get_cgi_id();
-     unless ($temp_file = Apache::File->new('>'.$filename)) {
+     my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex";
- 	$r->log_error("Couldn't open $filename for output $!");
+     if (!($#print_array>0)) {
- 	return SERVER_ERROR;
+        unless ($temp_file = Apache::File->new('>'.$filename)) {
-     }
+ 	  $r->log_error("Couldn't open $filename for output $!");
-     print $temp_file $result;
+ 	  return SERVER_ERROR;
+        }
- #<meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
+        print $temp_file $result;
- $r->print(<<FINALEND);
+        my $begin=index($result,'\begin{document}',0);
- <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
+        my $inc=substr($result,0,$begin+16);
- </body>
+     } else {
- </html>
+        my $begin=index($result,'\begin{document}',0);
+        my $inc=substr($result,0,$begin+16);
+        for (my $i=0;$i<=$#print_array;$i++) {
+ 	  if ($i==0) {
+ 	      $print_array[$i]=$result;
+ 	  } else {
+ 	      $print_array[$i].='\end{document}';
+ 	      $print_array[$i] =
+ 		&latex_corrections($number_of_columns,$print_array[$i],
+ 				   $selectionmade,
+ 				   $helper->{'VARS'}->{'ANSWER_TYPE'});
+ 	      my $anobegin=index($print_array[$i],'\setcounter{page}',0);
+ 	      substr($print_array[$i],0,$anobegin)='';
+ 	      $print_array[$i]=$inc.$print_array[$i];
+ 	  }
+ 	  my $temp_file;
+ 	  my $newfilename=$filename;
+ 	  my $num=$i+1;
+ 	  $newfilename =~s/\.tex$//;
+ 	  $newfilename=sprintf("%s_%03d.tex",$newfilename, $num);
+ 	  unless ($temp_file = Apache::File->new('>'.$newfilename)) {
+ 	      $r->log_error("Couldn't open $newfilename for output $!");
+ 	      return SERVER_ERROR;
+ 	  }
+ 	  print $temp_file $print_array[$i];
+        }
+     }
+     my $student_names='';
+     if ($#print_array>0) {
+         for (my $i=0;$i<=$#print_array;$i++) {
+   	  $student_names.=$student_names[$i].'_ENDPERSON_';
+ 	}
+     } else {
+ 	if ($#student_names>-1) {
+ 	   $student_names=$student_names[0].'_ENDPERSON_';
+ 	} else {
+            my $fullname = &get_name($env{'user.name'},$env{'user.domain'});
+ 	   $student_names=join(':',$env{'user.name'},$env{'user.domain'},
+ 				    $env{'request.course.sec'},$fullname).
+ 					'_ENDPERSON_'.'_END_';
+ 	}
+      }
+      # 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'   => $filename,
+ 				'cgi.'.$identifier.'.layout'  => $laystyle,
+ 				'cgi.'.$identifier.'.numcol'  => $numberofcolumns,
+ 				'cgi.'.$identifier.'.paper'  => $papersize,
+ 				'cgi.'.$identifier.'.selection' => $selectionmade,
+ 				'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
+ 				'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
+ 				'cgi.'.$identifier.'.role' => $perm{'pav'},
+ 				'cgi.'.$identifier.'.numberoffiles' => $#print_array,
+ 				'cgi.'.$identifier.'.studentnames' => $student_names,
+ 				'cgi.'.$identifier.'.backref' => $URLback,});
+     &Apache::lonnet::appenv({"cgi.$identifier.user"    => $env{'user.name'},
+ 				"cgi.$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();
+     my $continue_text = &mt('Continue');
+     # If there's been an unrecoverable SSI error, report it to the user
+     if ($ssi_error) {
+         my $helpurl = &Apache::loncommon::top_nav_help('Helpdesk');
+         $r->print('<br /><p class="LC_error">'.&mt('An unrecoverable network error occurred:').'</p><p>'.
+                   &mt('At least one of the resources you chose to print could not be rendered due to an unrecoverable error when communicating with a server:').
+                   '<br />'.$ssi_last_error_resource.'<br />'.$ssi_last_error.
+                   '</p><p>'.&mt('You can continue using the link provided below, but make sure to carefully inspect your output file! The errors will be marked in the file.').'<br />'.
+                   &mt('You may be able to reprint the individual resources for which this error occurred, as the issue may be temporary.').
+                   '<br />'.&mt('If the error persists, please contact the [_1] for assistance.',$helpurl).'</p><p>'.
+                   &mt('We apologize for the inconvenience.').'</p>'.
+                   '<a href="/cgi-bin/printout.pl?'.$identifier.'">'.$continue_text.'</a>'.$end_page);
+     } else {
+ 	$r->print(<<FINALEND);
+ <br />
+ <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
+ <a href="/cgi-bin/printout.pl?$identifier">$continue_text</a>
+ $end_page
  FINALEND
+     }                                     # endif ssi errors.
+ }
+ sub get_CODE {
+     my ($all_codes,$num,$seed,$size,$type)=@_;
+     my $max='1'.'0'x$size;
+     my $newcode;
+     while(1) {
+ 	$newcode=sprintf("%0".$size."d",int(rand($max)));
+ 	if (!exists($$all_codes{$newcode})) {
+ 	    $$all_codes{$newcode}=1;
+ 	    if ($type eq 'number' ) {
+ 		return $newcode;
+ 	    } else {
+ 		return &num_to_letters($newcode);
+ 	    }
+ 	}
+     }
  }
+ sub print_resources {
+     my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,
+ 	$LaTeXwidth)=@_;
+     my $current_output = '';
+     my $printed = '';
+     my ($username,$userdomain,$usersection) = split /:/,$person;
+     my $fullname = &get_name($username,$userdomain);
+     my $namepostfix = "\\\\";	# Both anon and not anon should get the same vspace.
+     #
+     # Figure out if we need to filter the output by
+     # the incomplete problems for that person
+     #
+     my $print_type = $helper->{'VARS'}->{'PRINT_TYPE'};
+     my $print_incomplete = 0;
+     if (($print_type eq 'map_incomplete_problems_people_seq')   ||
+ 	($print_type eq 'incomplete_problems_selpeople_course')) {
+ 	$print_incomplete = 1;
+     }
+     if ($person eq 'anonymous') {
+ 	$namepostfix .="Name: ";
+ 	$fullname = "CODE - ".$moreenv->{'CODE'};
+     }
+     #  Fullname may have special latex characters that need \ prefixing:
+     #
+     my $i           = 0;
+     my $actually_printed = 0;	# Count of resources printed.
+     #goes through all resources, checks if they are available for
+     #current student, and produces output
+     &Apache::lonxml::clear_problem_counter();
+     my %page_breaks  = &get_page_breaks($helper);
+     my $columns_in_format = (split(/\|/,$helper->{'VARS'}->{'FORMAT'}))[1];
+     #
+     #   end 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:\ENDOFSTUDENTSTAMP}  unfortunately,
+     #   The special gets passed the \ and dvips puts it in the output file
+     #   so we will just rely on prntout.pl to strip  ENDOFSTUDENTSTAMP from the
+     #   postscript.  Each ENDOFSTUDENTSTAMP will go on a line by itself.
+     #
+     my $syllabus_first = 0;
+     foreach my $curresline (@{$master_seq})  {
+ 	if (defined $page_breaks{$curresline}) {
+ 	    if($i != 0) {
+ 		$current_output.= "\\newpage\n";
+ 	    }
+ 	}
+ 	$current_output .= &get_extra_vspaces($helper, $curresline);
+ 	$i++;
+ 	if ( !($type eq 'problems' &&
+ 	       ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) ) {
+ 	    my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
+ 	    if ($print_incomplete && !&incomplete($username, $userdomain, $res_url)) {
+ 		next;
+ 	    }
+ 	    $actually_printed++; # we're going to print one.
+ 	    if (&Apache::lonnet::allowed('bre',$res_url)) {
+ 		if ($res_url!~m|^ext/|
+ 		    && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
+ 		    $printed .= $curresline.':';
+ 		    &Apache::lonxml::remember_problem_counter();
+ 		    my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
+                     if ($res_url =~ /\.page$/) {
+                         if ($remove_latex_header eq 'NO') {
+                             if (!($rendered =~ /\\begin\{document\}/)) {
+                                 $rendered = &print_latex_header().$rendered;
+                             }
+                         }
+ ;
+                         if ($remove_latex_header eq 'YES') {
+                             $rendered = &latex_header_footer_remove($rendered);
+                         } else {
+                             $rendered =~ s/\\end{document}\d*//;
+                         }
+                     }
+ 		    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
+ 		       ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
+ 			#   Use a copy of the hash so we don't pervert it on future loop passes.
+ 			my %answerenv = %{$moreenv};
+ 			$answerenv{'answer_output_mode'}='tex';
+ 			$answerenv{'latex_type'}=$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') {
+ 			    $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
+ 			} else {
+ 			    my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
+                             unless ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') {
+                                 $header =~ s/\\begin{document}//;     #<<<<<
+                             }
+ 			    my $title = &Apache::lonnet::gettitle($curresline);
+ 			    $title = &Apache::lonxml::latex_special_symbols($title);
+ 			    my $body   ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
+ 			    $body     .=&path_to_problem($res_url,$LaTeXwidth);
+ 			    $body     .='\vskip 1 mm '.$ansrendered;
+ 			    $body     = &encapsulate_minipage($body);
+ 			    $rendered = $header.$body;
+ 			}
+ 		    }
+ 		    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
+ 			my $url = &Apache::lonnet::clutter($res_url);
+ 			my $annotation = &annotate($url);
+ 			$rendered =~  s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
+ 		    }
+ 		    my $junk;
+ 		    if ($remove_latex_header eq 'YES') {
+ 			$rendered = &latex_header_footer_remove($rendered);
+ 		    } else {
+ 			$rendered =~ s/\\end{document}//;
+ 		    }
+ 		    $current_output .= $rendered;
+ 		} elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
+ 		    if ($i == 1) {
+ 			$syllabus_first = 1;
+ 		    }
+ 		    $printed .= $curresline.':';
+ 		    my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
+ 		    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
+ 			my $url = &Apache::lonnet::clutter($res_url);
+ 			my $annotation = &annotate($url);
+ 			$annotation    =~ s/(\\end{document})/$annotation$1/;
+ 		    }
+ 		    if ($remove_latex_header eq 'YES') {
+ 			$rendered = &latex_header_footer_remove($rendered);
+ 		    } else {
+ 			$rendered =~ s/\\end{document}//;
+ 		    }
+ 		    $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
+ 		} elsif($res_url = ~/\.pdf$/) {
+ 		    my $url = &Apache::lonnet::clutter($res_url);
+ 		    my $rendered  = &include_pdf($url);
+ 		    if ($remove_latex_header ne 'NO') {
+ 			$rendered = &latex_header_footer_remove($rendered);
+ 		    }
+ 		    $current_output .= $rendered;
+ 		} else {
+ 		    my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline);
+ 		    if ($remove_latex_header ne 'NO') {
+ 			$rendered = &latex_header_footer_remove($rendered);
+ 		    } else {
+ 			$rendered =~ s/\\end{document}//;
+ 		    }
+ 		    $current_output .= $rendered;
+ 		}
+ 	    }
+ 	    $remove_latex_header = 'YES';
+ 	}
+ 	if (&Apache::loncommon::connection_aborted($r)) { last; }
+     }
+     # If we are printing incomplete it's possible we don't have
+     # anything to print.  The print subsystem is not so good at handling
+     # that so we're going to generate a stub that says there are no
+     # incomplete resources for the person.
+     #
+     if ($actually_printed == 0) {
+ 	$current_output  = &encapsulate_minipage("\\vskip -10mm \nNo incomplete resources\n \\vskip 100 mm { }\n");
+ 	if ($remove_latex_header eq "NO") {
+ 	    $current_output = &print_latex_header() . $current_output;
+ 	} else {
+ 	    $current_output = &latex_header_footer_remove($current_output);
+ 	}
+     }
+     if ($syllabus_first) {
+         $current_output =~ s/\\\\ Last updated:/Last updated:/
+     }
+     my $courseidinfo = &get_course();
+     my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
+     my $header_line =
+ 	&format_page_header($LaTeXwidth, $parmhash{'print_header_format'},
+ 			    $currentassignment, $courseidinfo, $fullname, $usersection);
+     my $header_start = ($columns_in_format == 1) ? '\lhead'
+ 	                                         : '\fancyhead[LO]';
+     $header_line = $header_start.'{'.$header_line.'}';
+     if ($current_output=~/\\documentclass/) {
+ 	$current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /;
+     } else {
+ 	my $blankpages =
+ 	    '\clearpage\strut\clearpage'x$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 '.$current_output;
+     }
+     #
+     #  Close the student bracketing.
+     #
+     return ($current_output,$fullname, $printed);
+ }
  sub handler {
      my $r = shift;
-     my $helper;
+     &init_perm();
- #    my $loaderror=&Apache::lonnet::overloaderror($r);
- #    if ($loaderror) { return $loaderror; }
- #    $loaderror=
- #       &Apache::lonnet::overloaderror($r,
- #         $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
- #    if ($loaderror) { return $loaderror; }
-     my $result = printHelper($r);
+     my $helper = printHelper($r);
-     if (!ref($result)) {
+     if (!ref($helper)) {
- 	return $result;
+ 	return $helper;
      }
-     $helper = $result;
- #	my $key;
- #	foreach $key (keys %{$helper->{'VARS'}}) {
- #	    $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
- #	}
- #	return OK;
-     my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
+     %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
+     #  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);
- Line 819  sub handler {
+ Line 3485  sub handler {
  use Apache::lonhelper;
- sub printHelper {
+ sub addMessage {
-     my $r = shift;
+     my $text = shift;
+     my $paramHash = Apache::lonhelper::getParamHash();
+     $paramHash->{MESSAGE_TEXT} = $text;
+     Apache::lonhelper::message->new();
+ }
-     if ($ENV{'request.course.id'}) {
+ sub init_perm {
- 	my $fn=$ENV{'request.course.fn'};
+     undef(%perm);
- 	tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
+     $perm{'pav'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'});
+     if (!$perm{'pav'}) {
+ 	$perm{'pav'}=&Apache::lonnet::allowed('pav',
+ 		  $env{'request.course.id'}.'/'.$env{'request.course.sec'});
      }
+     $perm{'pfo'}=&Apache::lonnet::allowed('pfo',$env{'request.course.id'});
+     if (!$perm{'pfo'}) {
+ 	$perm{'pfo'}=&Apache::lonnet::allowed('pfo',
+ 		  $env{'request.course.id'}.'/'.$env{'request.course.sec'});
+     }
+     $perm{'vgr'}=&Apache::lonnet::allowed('vgr',$env{'request.course.id'});
+     if (!$perm{'vgr'}) {
+         $perm{'vgr'}=&Apache::lonnet::allowed('vgr',
+                    $env{'request.course.id'}.'/'.$env{'request.course.sec'});
+     }
+ }
+ sub get_randomly_ordered_warning {
+     my ($helper,$map) = @_;
+     my $message;
+     my $postdata = $env{'form.postdata'} || $helper->{VARS}{'postdata'};
+     my $navmap = Apache::lonnavmaps::navmap->new();
+     if (defined($navmap)) {
+         my $res = $navmap->getResourceByUrl($map);
+         if ($res) {
+ 	    my $func =
+ 	        sub { return ($_[0]->is_map() && $_[0]->randomorder); };
+ 	    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 {
+         $message = "Retrieval of information about ordering of resources failed.";
+         return '<message type="warning">'.$message.'</message>';
+     }
+     return;
+ }
+ sub printHelper {
+     my $r = shift;
      if ($r->header_only) {
-         if ($ENV{'browser.mathml'}) {
+         if ($env{'browser.mathml'}) {
-             $r->content_type('text/xml');
+             &Apache::loncommon::content_type($r,'text/xml');
          } else {
-             $r->content_type('text/html');
+             &Apache::loncommon::content_type($r,'text/html');
          }
          $r->send_http_header;
          return OK;
      }
      # Send header, nocache
-     if ($ENV{'browser.mathml'}) {
+     if ($env{'browser.mathml'}) {
-         $r->content_type('text/xml');
+         &Apache::loncommon::content_type($r,'text/xml');
      } else {
-         $r->content_type('text/html');
+         &Apache::loncommon::content_type($r,'text/html');
      }
      &Apache::loncommon::no_cache($r);
      $r->send_http_header;
- Line 855  sub printHelper {
+ Line 3571  sub printHelper {
      my $helper = Apache::lonhelper::helper->new("Printing Helper");
      $helper->declareVar('symb');
      $helper->declareVar('postdata');
+     $helper->declareVar('curseed');
+     $helper->declareVar('probstatus');
      $helper->declareVar('filename');
      $helper->declareVar('construction');
      $helper->declareVar('assignment');
+     $helper->declareVar('style_file');
+     $helper->declareVar('student_sort');
+     $helper->declareVar('FINISHPAGE');
+     $helper->declareVar('PRINT_TYPE');
+     $helper->declareVar("showallfoils");
+     $helper->declareVar("STUDENTS");
+     $helper->declareVar("EXTRASPACE");
+     #  The page breaks and extra spaces
+     #  can get loaded initially from the course environment:
+     # But we only do this in the initial state so that they are allowed to change.
+     #
+     &Apache::loncommon::restore_course_settings('print',
+ 						{'pagebreaks'  => 'scalar',
+ 						 'extraspace'  => 'scalar',
+ 						 'extraspace_units' => 'scalar',
+ 					         'lastprinttype' => 'scalar'});
      # This will persistently load in the data we want from the
      # very first screen.
+     if($helper->{VARS}->{PRINT_TYPE} eq $env{'form.lastprinttype'}) {
+ 	if (!defined ($env{"form.CURRENT_STATE"})) {
+ 	    $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
+ 	    $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'};
+ 	    $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};
+ 	} else {
+ 	    my $state = $env{"form.CURRENT_STATE"};
+ 	    if ($state eq "START") {
+ 		$helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
+ 		$helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'};
+ 		$helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};
+ 	    }
+ 	}
+     }
      # Detect whether we're coming from construction space
-     if ($ENV{'form.postdata'} =~ /http:\/\// ) {
+     if ($env{'form.postdata'}=~m{^/priv}) {
-         $ENV{'form.postdata'} =~ /http:\/\/[^\/]+\/~([^\/]+)\/(.*)/;
+         $helper->{VARS}->{'filename'} = $env{'form.postdata'};
-         $helper->{VARS}->{'filename'} = "/home/$1/public_html/$2";
          $helper->{VARS}->{'construction'} = 1;
      } else {
-         if ($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 ( $helper->{VARS}->{'symb'} eq '') {
+ 		$helper->{VARS}->{'postdata'} = $env{'form.postdata'};
+ 	    }
          }
-         if ($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'});
          }
      }
-     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'});
      }
+     $helper->{VARS}->{'symb'}=
-     my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu;
+ 	&Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
+     my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
      if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
- Line 894  sub printHelper {
+ Line 3657  sub printHelper {
      my $symb = $helper->{VARS}->{'symb'};
      my ($map, $id, $url);
      my $subdir;
+     my $is_published=0;		# True when printing from resource space.
+     my $res_printable = 1;	# By default the current resource is printable.
+     my $userCanPrint = ($perm{'pav'} || $perm{'pfo'});
      # Get the resource name from construction space
      if ($helper->{VARS}->{'construction'}) {
- Line 902  sub printHelper {
+ Line 3668  sub printHelper {
          $subdir = substr($helper->{VARS}->{'filename'},
 , rindex($helper->{VARS}->{'filename'}, '/') + 1);
      } else {
-         ($map, $id, $url) = split(/___/, $symb);
+ 	# From course space:
-         $helper->{VARS}->{'postdata'} = Apache::lonnet::clutter($url);
+ 	if ($symb ne '') {
+ 	    ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
+ 	    $helper->{VARS}->{'postdata'} =
+ 		&Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
+ 	    my $navmap = Apache::lonnavmaps::navmap->new();
+ 	    my $res   = $navmap->getBySymb($symb);
+ 	    $res_printable  = $res->resprintable() || $userCanPrint; #printability in course context
+ 	} else {
+ 	    # Resource space.
+ 	    $url = $helper->{VARS}->{'postdata'};
+ 	    $is_published=1;	# From resource space.
+ 	}
+ 	$url = &Apache::lonnet::clutter($url);
          if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
-             my $url = $helper->{VARS}->{'postdata'};
+             my $postdata = $helper->{VARS}->{'postdata'};
-             $resourceTitle = substr($url, rindex($url, '/') + 1);
+             $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
          }
          $subdir = &Apache::lonnet::filelocation("", $url);
+     }
+     if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) {
+ 	$helper->{VARS}->{'curseed'}=$env{'form.curseed'};
+     }
+     if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
+ 	$helper->{VARS}->{'probstatus'}=$env{'form.problemstatus'};
      }
      my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
- Line 918  sub printHelper {
+ Line 3705  sub printHelper {
      # "Delete everything after the last slash."
      $subdir =~ s|/[^/]+$||;
-     if (not $helper->{VARS}->{'construction'}) {
- 	$subdir='/home/httpd/html/res/'.$subdir;
-     }
-     # "Remove all duplicate slashes."
-     $subdir =~ s|/+|/|g;
      # What can be printed is a very dynamic decision based on
      # lots of factors. So we need to dynamically build this list.
- Line 938  sub printHelper {
+ Line 3720  sub printHelper {
      my $printChoices = [];
      my $paramHash;
-     if ($resourceTitle) {
+     # If there is a current resource and it is printable
-         push @{$printChoices}, ["<b>$resourceTitle</b> (prints what you just saw on the screen)", 'current_document', 'PAGESIZE'];
+     # Give that as a choice.
+     if ($resourceTitle && $res_printable) {
+         push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('the resource you just saw on the screen').")", 'current_document', 'PAGESIZE'];
      }
+     # Useful filter strings
+     my $isPrintable = ' && $res->resprintable()';
+     my $isProblem = '(($res->is_problem()||$res->contains_problem() ||$res->is_practice()))';
+     $isProblem .= $isPrintable unless $userCanPrint;
+     $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
+     my $isProblemOrMap = '($res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())';
+     $isProblemOrMap .= $isPrintable unless $userCanPrint;
+     my $isNotMap = '(!$res->is_sequence())';
+     $isNotMap .= $isPrintable unless $userCanPrint;
+     $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
+     my $isMap = '$res->is_map()';
+     $isMap .= $isPrintable unless $userCanPrint;
+     my $symbFilter = '$res->shown_symb() ';
+     my $urlValue = '$res->link()';
- #    $r->print($helper->{VARS}->{'postdata'});
+     $helper->declareVar('SEQUENCE');
      # If we're in a sequence...
-     if ($helper->{'VARS'}->{'construction'} ne '1') {
+     my $start_new_option;
+     if ($perm{'pav'}) {
+ 	$start_new_option =
+ 	    "<option text='".&mt('Start new page<br />before selected').
+ 	    "' variable='FINISHPAGE' />".
+ 	    "<option text='".&mt('Extra space<br />before selected').
+ 	    "' variable='EXTRASPACE' type='text' />" .
+ 	    "<option " .
+ 	    "' variable='POSSIBLE_RESOURCES' type='hidden' />".
+ 	    "<option text='".&mt('Space units<br />check for mm').
+ 	    "' variable='EXTRASPACE_UNITS' type='checkbox' />"
+ 	    ;
+     }
+     # If not construction space user can print the components of a page:
+     my $page_ispage;
+     my $page_title;
+     if (!$helper->{VARS}->{'construction'}) {
+ 	my $varspostdata = $helper->{VARS}->{'postdata'};
+ 	my $varsassignment = $helper->{VARS}->{'assignment'};
+ 	my $page_navmap         = Apache::lonnavmaps::navmap->new();
+ 	if (defined($page_navmap)) {
+ 	    my @page_resources      = $page_navmap->retrieveResources($url);
+ 	    if(defined($page_resources[0])) {
+ 		$page_ispage       = $page_resources[0]->is_page();
+ 		$page_title     = $page_resources[0]->title();
+ 		my $resourcesymb   = $page_resources[0]->symb();
+ 		my ($pagemap, $pageid, $pageurl) = &Apache::lonnet::decode_symb($symb);
+ 		if ($page_ispage) {
+ 		    push @{$printChoices},
+ 		    [&mt('Selected [_1]Problems[_2] from page [_3]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>'),
+ 		     'map_problems_in_page',
+ 		     'CHOOSE_PROBLEMS_PAGE'];
+ 		    push @{$printChoices},
+ 		    [&mt('Selected [_1]Resources[_2] from page [_3]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>'),
+ 		     'map_resources_in_page',
+ 		     'CHOOSE_RESOURCES_PAGE'];
+ 		}
+         my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS_PAGE',
+ 							'Select Problem(s) to print',
+ 							"multichoice='1' toponly='1' addstatus='1' closeallpages='1'",
+ 							'RESOURCES',
+ 							'PAGESIZE',
+ 							$url,
+ 							$isProblem, '',  $symbFilter,
+ 							$start_new_option);
+       $helperFragment .= &generate_resource_chooser('CHOOSE_RESOURCES_PAGE',
+ 						    'Select Resource(s) to print',
+ 						    'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
+ 						    'RESOURCES',
+ 						    'PAGESIZE',
+ 						    $url,
+ 						    $isNotMap, '', $symbFilter,
+ 						    $start_new_option);
+ 	&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
+ 	    }
+ 	}
+     }
+     if (($helper->{'VAR'}->{'construction'} ne '1' ) &&
+ 	$helper->{VARS}->{'postdata'} &&
+ 	$helper->{VARS}->{'assignment'}) {
+ 	# BZ 5209 - Print incomplete problems from sequence:
+ 	# the exact form of this depends on whether or not we are privileged or a mere
+ 	# plebe of s student:
+ 	my $printSelector = 'map_incomplete_problems_seq';
+ 	my $nextState     = 'CHOOSE_INCOMPLETE_SEQ';
+ 	my $textSuffix    = '';
+ 	if ($userCanPrint) {
+ 	    $printSelector = 'map_incomplete_problems_people_seq';
+ 	    $nextState     = 'CHOOSE_INCOMPLETE_PEOPLE_SEQ';
+ 	    $textSuffix    = ' for selected students';
+ 	    my $helperStates =
+ 		&create_incomplete_folder_selstud_helper($helper, $map);
+ 	    &Apache::lonxml::xmlparse($r, 'helper', $helperStates);
+ 	} else {
+ 	    my $helperStates = &create_incomplete_folder_helper($helper, $map); # Create needed states for student.
+ 	    &Apache::lonxml::xmlparse($r, 'helper', $helperStates);
+ 	}
+ 	push(@{$printChoices},
+ 	     [&mt('Selected  [_1]Incomplete Problems[_2] from folder [_3]' . $textSuffix,
+ 		  '<b>', '</b>',
+ 		  '<b><i>'. $sequenceTitle . '</b></i>'),
+ 	      $printSelector,
+ 	      $nextState]);
          # Allow problems from sequence
-         push @{$printChoices}, ["Problem(s) from <b>$sequenceTitle</b>", 'map_problems', 'CHOOSE_PROBLEMS'];
+         push @{$printChoices},
+ 	    [&mt('Selected [_1]Problems[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'),
+ 	     'map_problems',
+ 	     'CHOOSE_PROBLEMS'];
          # Allow all resources from sequence
-         push @{$printChoices}, ["Everything (problem(s), page(s), html/xml file(s)) from <b>$sequenceTitle</b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
+         push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'),
+ 				'map_problems_pages',
+ 				'CHOOSE_PROBLEMS_HTML'];
+         my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS',
+ 							'Select Problem(s) to print',
+ 							'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
+ 							'RESOURCES',
+ 							'PAGESIZE',
+ 							$map,
+ 							$isProblem, '',
+ 							$symbFilter,
+ 							$start_new_option);
+ 	$helperFragment .= &generate_resource_chooser('CHOOSE_PROBLEMS_HTML',
+ 						      'Select Resource(s) to print',
+ 						      	'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
+ 						      'RESOURCES',
+ 						      'PAGESIZE',
+ 						      $map,
+ 						      $isNotMap, '',
+ 						      $symbFilter,
+ 						      $start_new_option);
-         my $isProblem = '$res->is_problem()';
+ 	&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
- 	$isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
+     }
-         my $isProblemOrMap = '$res->is_problem() || $res->is_map()';
-         my $isNotMap = '!$res->is_map()';
- 	$isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
-         my $symb = '$res->symb()';
-         my $helperFragment = <<HELPERFRAGMENT;
-   <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
-     <message>(mark them then click "next" button) <br /></message>
-     <resource variable="RESOURCES" multichoice="1" toponly='1'>
-       <nextstate>PAGESIZE</nextstate>
-       <filterfunc>return $isProblem;</filterfunc>
-       <mapurl>$map</mapurl>
-       <valuefunc>return $symb;</valuefunc>
-       </resource>
-     </state>
-   <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
+     # If the user has pfo (print for others) allow them to print all
-     <message>(mark them then click "next" button) <br /></message>
+     # problems and resources  in the entire course, optionally for selected students
-     <resource variable="RESOURCES" multichoice="1" toponly='1'>
+     my $post_data = $helper->{VARS}->{'postdata'};
-       <nextstate>PAGESIZE</nextstate>
+     if ($perm{'pfo'} &&  !$is_published  &&
+         ($post_data=~/\/res\// || $post_data =~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) {
+ 	# BZ 5209 - incomplete problems from entire course:
+ 	push(@{$printChoices},
+ 	     [&mtn('Selected <b>Incomplete Problems</b> from <b>entire course</b> for selected people'),
+ 	      'incomplete_problems_selpeople_course', 'INCOMPLETE_PROBLEMS_COURSE_RESOURCES']);
+ 	my $helperFragment = &create_incomplete_course_helper($helper); # Create needed states.
+ 	&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
+ 	#  Selected problems/resources from entire course:
+         push @{$printChoices}, [&mtn('Selected <b>Problems</b> from <b>entire course</b>'), 'all_problems', 'ALL_PROBLEMS'];
+ 	push @{$printChoices}, [&mtn('Selected <b>Resources</b> from <b>entire course</b>'), 'all_resources', 'ALL_RESOURCES'];
+ 	push @{$printChoices}, [&mtn('Selected <b>Problems</b> from <b>entire course</b> for <b>selected people</b>'), 'all_problems_students', 'ALL_PROBLEMS_STUDENTS'];
+ my $suffixXml = <<ALL_PROBLEMS;
+   <state name="STUDENTS1" title="Select People">
+       <message><b>Select sorting order of printout</b> </message>
+     <choices variable='student_sort'>
+       <choice computer='0'>Sort by section then student</choice>
+       <choice computer='1'>Sort by students across sections.</choice>
+     </choices>
+       <message><br /><hr /><br /> </message>
+       <student multichoice='1' variable="STUDENTS" nextstate="PRINT_FORMATTING" coursepersonnel="1"/>
+   </state>
+ ALL_PROBLEMS
+          &Apache::lonxml::xmlparse($r, 'helper',
+ 				   &generate_resource_chooser('ALL_PROBLEMS',
+ 							      'SelectProblem(s) to print',
+ 							      'multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"',
+ 							      'RESOURCES',
+ 							      'PAGESIZE',
+ 							      '',
+ 							      $isProblemOrMap, $isNotMap,
+ 							      $symbFilter,
+ 							      $start_new_option) .
+ 				   &generate_resource_chooser('ALL_RESOURCES',
+ 							      'Select Resource(s) to print',
+ 							      " toponly='0' multichoice='1' suppressEmptySequences='0' addstatus='1' closeallpages='1'",
+ 							      'RESOURCES',
+ 							      'PAGESIZE',
+ 							      '',
+ 							      $isNotMap,'',$symbFilter,
+ 							      $start_new_option) .
+ 				   &generate_resource_chooser('ALL_PROBLEMS_STUDENTS',
+ 							      'Select Problem(s) to print',
+ 							      'toponly="0" multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"',
+ 							      'RESOURCES',
+ 							      'STUDENTS1',
+ 							      '',
+ 							      $isProblemOrMap,'' , $symbFilter,
+ 							      $start_new_option) .
+ 				     $suffixXml
+ 				   );
+ 	if ($helper->{VARS}->{'assignment'}) {
+ 	    # If we were looking at a page, allow a selection of problems from the page
+ 	    # either for selected students or for coded assignments.
+ 	    if ($page_ispage) {
+ 		push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3] for [_4]selected people[_5]',
+ 					    '<b>', '</b>', '<b><i>'.$page_title.'</i></b>', '<b>', '</b>'),
+ 					'problems_for_students_from_page', 'CHOOSE_TGT_STUDENTS_PAGE'];
+ 		push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3] for [_4]CODEd assignments[_5]',
+ 					    '<b>', '</b>', '<b><i>'.$page_title.'</i></b>', '<b>', '</b>'),
+ 					'problems_for_anon_page', 'CHOOSE_ANON1_PAGE'];
+ 	    }
+ 	    push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3] for [_4]selected people[_5]',
+ 					'<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'),
+ 				    'problems_for_students', 'CHOOSE_STUDENTS'];
+ 	    push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3] for [_4]CODEd assignments[_5]',
+ 					'<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'),
+ 				    'problems_for_anon', 'CHOOSE_ANON1'];
+ 	}
+ 	my $randomly_ordered_warning =
+             &get_randomly_ordered_warning($helper, $map);
+ 	# 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= &generate_resource_chooser('SELECT_PROBLEMS',
+ 							  'Select resources to print',
+ 							  'multichoice="1" addstatus="1" closeallpages="1"',
+ 							  'RESOURCES',
+ 							  'PRINT_FORMATTING',
+ 							  $map,
+ 							  $isProblem, '', $symbFilter,
+ 							  $start_new_option);
+ 	$resource_selector .=  &generate_format_selector($helper,
+                                                          'How should results be printed?',
+                                                          'PRINT_FORMATTING').
+                                &generate_resource_chooser('CHOOSE_STUDENTS_PAGE',
+ 							'Select Problem(s) to print',
+ 							"multichoice='1' addstatus='1' closeallpages ='1'",
+ 							'RESOURCES',
+ 							'PRINT_FORMATTING',
+ 							$url,
+ 							$isProblem, '',  $symbFilter,
+ 							$start_new_option);
+ # Generate student choosers.
+         &Apache::lonxml::xmlparse($r, 'helper',
+ 				  &generate_student_chooser('CHOOSE_TGT_STUDENTS_PAGE',
+ 							    'student_sort',
+ 							    'STUDENTS',
+ 							    'CHOOSE_STUDENTS_PAGE'));
+ 	&Apache::lonxml::xmlparse($r, 'helper',
+ 				  &generate_student_chooser('CHOOSE_STUDENTS',
+ 							    'student_sort',
+ 							    'STUDENTS',
+ 							    'SELECT_PROBLEMS'));
+ 	&Apache::lonxml::xmlparse($r, 'helper', $resource_selector);
+ 	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ 	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+         my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
+ 	my $namechoice='<choice></choice>';
+ 	foreach my $name (sort {uc($a) cmp uc($b)} @names) {
+ 	    if ($name =~ /^error: 2 /) { next; }
+ 	    if ($name =~ /^type\0/) { next; }
+ 	    $namechoice.='<choice computer="'.$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;
+ 	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) {
+ 	    $code_selection .='
+ 	    <message><b>Choose single CODE from list:</b></message>
+ 		<message></td><td></message>
+ 		<dropdown variable="CODE_SELECTED_FROM_LIST" multichoice="0" allowempty="0">
+                   <choice></choice>
+                   <exec>
+                      push(@{$state->{CHOICES}},@{$helper->{DATA}{ALL_CODE_CHOICES}});
+                   </exec>
+ 		</dropdown>
+ 	    <message></td></tr><tr><td></message>
+             '.$/;
+ 	}
+         my @lines = &Apache::grades::get_scantronformat_file();
+ 	my $codechoice='';
+ 	foreach my $line (@lines) {
+ 	    my ($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>';
+ 	}
+ 	my $anon1 = &generate_code_selector($helper,
+ 					    'CHOOSE_ANON1',
+ 					    'SELECT_PROBLEMS',
+ 					    $codechoice,
+ 					    $code_selection,
+ 					    $namechoice) . $resource_selector;
+         &Apache::lonxml::xmlparse($r, 'helper',$anon1);
+ 	my $anon_page = &generate_code_selector($helper,
+ 						'CHOOSE_ANON1_PAGE',
+ 						'SELECT_PROBLEMS_PAGE',
+ 						$codechoice,
+ 						$code_selection,
+ 						$namechoice) .
+ 			&generate_resource_chooser('SELECT_PROBLEMS_PAGE',
+ 						   'Select Problem(s) to print',
+ 						   "multichoice='1' addstatus='1' closeallpages ='1'",
+ 						   'RESOURCES',
+ 						   'PRINT_FORMATTING',
+ 						   $url,
+ 						   $isProblem, '',  $symbFilter,
+ 						   $start_new_option);
+ 	&Apache::lonxml::xmlparse($r, 'helper', $anon_page);
+ 	if ($helper->{VARS}->{'assignment'}) {
+ 	    # Assignment printing:
+ 	    push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3] for [_4]selected people[_5]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'), 'resources_for_students', 'CHOOSE_STUDENTS1'];
+ 	    push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3] for [_4]CODEd assignments[_5]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'), 'resources_for_anon', 'CHOOSE_ANON2'];
+ 	}
+ 	$resource_selector=<<RESOURCE_SELECTOR;
+     <state name="SELECT_RESOURCES" title="Select Resources">
+     $randomly_ordered_warning
+     <nextstate>PRINT_FORMATTING</nextstate>
+     <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
+     <resource variable="RESOURCES" multichoice="1" addstatus="1"
+               closeallpages="1">
        <filterfunc>return $isNotMap;</filterfunc>
        <mapurl>$map</mapurl>
-       <valuefunc>return $symb;</valuefunc>
+       <valuefunc>return $symbFilter;</valuefunc>
+       $start_new_option
        </resource>
      </state>
- HELPERFRAGMENT
+ RESOURCE_SELECTOR
-         &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
+         $resource_selector .= &generate_format_selector($helper,
-     }
+                                                         'Format of the print job',
+                                                         'PRINT_FORMATTING');
+ 	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
+   <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
+     <choices variable='student_sort'>
+       <choice computer='0'>Sort by section then student</choice>
+       <choice computer='1'>Sort by students across sections.</choice>
+     </choices>
+     <message><br /><hr /><br /></message>
+     <student multichoice='1' variable="STUDENTS" nextstate="SELECT_RESOURCES" coursepersonnel="1" />
-     # If the user is priviledged, allow them to print all
-     # problems in the course, optionally for selected students
-     if (($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) and ($helper->{VARS}->{'postdata'}=~/\/res\//)) {
-         push @{$printChoices}, ['<b>Problems</b> in this course', 'all_problems', 'ALL_PROBLEMS'];
-         push @{$printChoices}, ["Problems from <b>$sequenceTitle</b> for selected students", 'problems_for_students', 'CHOOSE_STUDENTS'];
-         my $isProblem = '$res->is_problem()';
- 	$isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
-         my $isProblemOrMap = '($res->is_problem() || $res->is_map())';
- 	$isProblemOrMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
-         my $symb = '$res->symb()';
-         &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
-   <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
-     <message>(mark them then click "next" button) <br /></message>
-     <resource variable="RESOURCES" multichoice="1" suppressEmptySequences='1'>
-       <nextstate>PAGESIZE</nextstate>
-       <filterfunc>return $isProblemOrMap;</filterfunc>
-       <choicefunc>return $isProblem;</choicefunc>
-       <valuefunc>return $symb;</valuefunc>
-       </resource>
      </state>
+     $resource_selector
+ CHOOSE_STUDENTS1
-   <state name="CHOOSE_STUDENTS" title="Choose Students whose assignments you want to print">
+ 	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
-     <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
+   <state name="CHOOSE_ANON2" title="Select CODEd Assignments">
-     <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
+     <nextstate>SELECT_RESOURCES</nextstate>
-     <resource variable="RESOURCES" multichoice="1">
+     <message><h4>Fill out one of the forms below</h4></message>
-       <filterfunc>return $isProblem</filterfunc>
+     <message><br /><hr /> <br /></message>
-       <mapurl>$map</mapurl>
+     <message><h3>Generate new CODEd Assignments</h3></message>
-       <valuefunc>return $symb</valuefunc>
+     <message><table><tr><td><b>Number of CODEd assignments to print:</b></td><td></message>
-       </resource>
+     <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"  noproceed="1">
-     <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
+        <validator>
-     <choices variable="EMPTY_PAGES">
+ 	if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
-       <choice computer='0'>Start each student\'s assignment on a new page (add a pagefeed after each assignment)</choice>
+ 	    !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                &&
-       <choice computer='1'>Add one empty page after each student\'s assignment</choice>
+ 	    !\$helper->{'VARS'}{'SINGLE_CODE'}                   &&
-       <choice computer='2'>Add two empty pages after each student\'s assignment</choice>
+ 	    !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
-       </choices>
+ 	    return "You need to specify the number of assignments to print";
-     </state>
+ 	}
- CHOOSE_STUDENTS
+         if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) >= 1)  &&
+              (\$helper->{'VARS'}{'SINGLE_CODE'} ne '') ) {
+             return 'Specifying number of codes to print and a specific code is not compatible';
+         }
+ 	return undef;
+        </validator>
+     </string>
+     <message></td></tr><tr><td></message>
+     <message><b>Names to save the CODEs under for later:</b></message>
+     <message></td><td></message>
+     <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
+     <message></td></tr><tr><td></message>
+     <message><b>Bubblesheet type:</b></message>
+     <message></td><td></message>
+     <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
+     $codechoice
+     </dropdown>
+     <message></td></tr><tr><td></table></message>
+     <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message>
+     <message><tr><td><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'});
+ 	  } elsif (\$helper->{'VARS'}{'SINGLE_CODE'} ne ''){
+ 	      return 'Specifying a code name is incompatible specifying number of codes.';
+ 	   } else {
+ 	       return undef;	# Other forces control us.
+ 	   }
+         </validator>
+     </string>
+     <message></td></tr><tr><td></message>
+         $code_selection
+     <message></td></tr></table></message>
+     <message><hr /><h3>Reprint a Set of Saved CODEs</h3><table><tr><td></message>
+     <message><b>Select saved CODEs:</b></message>
+     <message></td><td></message>
+     <dropdown variable="REUSE_OLD_CODES">
+         $namechoice
+     </dropdown>
+     <message></td></tr></table></message>
+   </state>
+     $resource_selector
+ CHOOSE_ANON2
      }
      # FIXME: That RE should come from a library somewhere.
-     if (((&Apache::lonnet::allowed('bre',$subdir) eq 'F') and ($helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)) or defined $helper->{'VARS'}->{'construction'}) {
+     if (($perm{'pav'}
-         push @{$printChoices}, ["Problems from current subdirectory <b>$subdir</b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
+ 	&& $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'
+ 	&& (defined($helper->{'VARS'}->{'construction'})
-         my $f = '$filename';
+ 	    ||
+ 	    (&Apache::lonnet::allowed('bre',$subdir) eq 'F'
+ 	     &&
+ 	     $helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)
+ 	    ))
+ 	&& $helper->{VARS}->{'assignment'} eq ""
+ 	) {
+ 	my $pretty_dir = &Apache::lonnet::hreflocation($subdir);
+         push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from current subdirectory [_3]','<b>','</b>','<b><i>'.$pretty_dir.'</i></b>','<b>','</b>'), 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
          my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
-   <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
+   <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$pretty_dir</small></b> to print">
-     <message>(mark them then click "next" button) <br /></message>
      <files variable="FILES" multichoice='1'>
        <nextstate>PAGESIZE</nextstate>
        <filechoice>return '$subdir';</filechoice>
  CHOOSE_FROM_SUBDIR
+         # this is broken up because I really want interpolation above,
+         # and I really DON'T want it below
          $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
-       <filefilter>return $filename =~
+       <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
-            m/^[^\.]+\.(problem|exam|quiz|assess|survey|form|library)$/;
+ 	  $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
        </filefilter>
        </files>
      </state>
- Line 1045  CHOOSE_FROM_SUBDIR
+ Line 4232  CHOOSE_FROM_SUBDIR
          &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
      }
+     # Allow the user to select any sequence in the course, feed it to
+     # another resource selector for that sequence
+     if (!$helper->{VARS}->{'construction'} && !$is_published) {
+ 	push @$printChoices, [&mtn("Selected <b>Resources</b> from <b>selected folder</b> in course"),
+ 			      'select_sequences', 'CHOOSE_SEQUENCE'];
+ 	my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
+ 	#Escape apostrophes and backslashes for Perl
+ 	$escapedSequenceName =~ s/\\/\\\\/g;
+ 	$escapedSequenceName =~ s/'/\\'/g;
+ 	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
+   <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
+     <message>Select the sequence to print resources from:</message>
+     <resource variable="SEQUENCE">
+       <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
+       <filterfunc>return \$res->is_sequence;</filterfunc>
+       <valuefunc>return $urlValue;</valuefunc>
+       <choicefunc>return \$res->hasResource(\$res,sub { return !\$_[0]->is_sequence() },0,0);
+ 	</choicefunc>
+       </resource>
+     </state>
+   <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
+     <message>(mark desired resources then click "next" button) <br /></message>
+     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
+               closeallpages="1">
+       <nextstate>PAGESIZE</nextstate>
+       <filterfunc>return $isNotMap</filterfunc>
+       <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
+       <valuefunc>return $symbFilter;</valuefunc>
+       $start_new_option
+       </resource>
+     </state>
+ CHOOSE_FROM_ANY_SEQUENCE
+ }
      # Generate the first state, to select which resources get printed.
-     Apache::lonhelper::state->new("START", "What do you want to print? Make a choice.");
+     Apache::lonhelper::state->new("START", "Select Printing Options:");
      $paramHash = Apache::lonhelper::getParamHash();
      $paramHash->{MESSAGE_TEXT} = "";
      Apache::lonhelper::message->new();
      $paramHash = Apache::lonhelper::getParamHash();
      $paramHash->{'variable'} = 'PRINT_TYPE';
-     $helper->declareVar('PRINT_TYPE');
      $paramHash->{CHOICES} = $printChoices;
      Apache::lonhelper::choices->new();
-     if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or
+     my $startedTable = 0; # have we started an HTML table yet? (need
+                           # to close it later)
+     if (($perm{'pav'} and $perm{'vgr'}) or
  	($helper->{VARS}->{'construction'} eq '1')) {
-         $paramHash = Apache::lonhelper::getParamHash();
+ 	&addMessage('<br />'
-         $paramHash->{MESSAGE_TEXT} = "<br /><big><b><i>Next option is available only for advanced users:</i></b></big><br />";
+                    .'<h3>'.&mt('Print Options').'</h3>'
-         Apache::lonhelper::message->new();
+                    .&Apache::lonhtmlcommon::start_pick_box()
+                    .&Apache::lonhtmlcommon::row_title(
+                        '<label for="ANSWER_TYPE_forminput">'
+                       .&mt('Print Answers')
+                       .'</label>'
+                     )
+         );
          $paramHash = Apache::lonhelper::getParamHash();
  	$paramHash->{'variable'} = 'ANSWER_TYPE';
  	$helper->declareVar('ANSWER_TYPE');
          $paramHash->{CHOICES} = [
-                                    ['Print without answer', 'yes'],
+                                    ['Without Answers', 'yes'],
-                                    ['Print with answers', 'no'] ];
+                                    ['With Answers', 'no'],
-         Apache::lonhelper::choices->new();
+                                    ['Only Answers', 'only']
+                                 ];
+         Apache::lonhelper::dropdown->new();
+ 	&addMessage(&Apache::lonhtmlcommon::row_closure());
+ 	$startedTable = 1;
+ #
+ #  Select font size.
+ #
+             $helper->declareVar('fontsize');
+             &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Font Size')));
+             my $xmlfrag = << "FONT_SELECTION";
+             <dropdown variable='fontsize' multichoice='0', allowempty='0'>
+             <defaultvalue>
+ 		  return 'normalsize';
+             </defaultvalue>
+             <choice computer='tiny'>Tiny</choice>
+             <choice computer='sub/superscriptsize'>Script Size</choice>
+             <choice computer='footnotesize'>Footnote Size</choice>
+             <choice computer='small'>Small</choice>
+             <choice computer='normalsize'>Normal (default)</choice>
+             <choice computer='large'>larger than normal</choice>
+             <choice computer='Large'>Even larger than normal</choice>
+             <choice computer='LARGE'>Still larger than normal</choice>
+             <choice computer='huge'>huge font size</choice>
+             <choice computer='Huge'>Largest possible size</choice>
+             </dropdown>
+ FONT_SELECTION
+             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
+             &addMessage(&Apache::lonhtmlcommon::row_closure(1));
+     }
+     if ($perm{'pav'}) {
+ 	if (!$startedTable) {
+ 	    addMessage("<hr width='33%' /><table><tr><td align='right'>".
+                        '<label for="LATEX_TYPE_forminput">'.
+                        &mt('LaTeX mode').
+                        "</label>: </td><td>");
+ 	    $startedTable = 1;
+ 	} else {
+ 	    &addMessage(&Apache::lonhtmlcommon::row_title(
+                            '<label for="LATEX_TYPE_forminput">'
+                            .&mt('LaTeX mode')
+                            .'</label>'
+                         )
+             );
+ 	}
+         $paramHash = Apache::lonhelper::getParamHash();
+ 	$paramHash->{'variable'} = 'LATEX_TYPE';
+ 	$helper->declareVar('LATEX_TYPE');
+ 	if ($helper->{VARS}->{'construction'} eq '1') {
+ 	    $paramHash->{CHOICES} = [
+ 				     ['standard LaTeX mode', 'standard'],
+ 				     ['LaTeX batchmode', 'batchmode'], ];
+ 	} else {
+ 	    $paramHash->{CHOICES} = [
+ 				     ['LaTeX batchmode', 'batchmode'],
+ 				     ['standard LaTeX mode', 'standard'] ];
+ 	}
+         Apache::lonhelper::dropdown->new();
+ 	&addMessage(&Apache::lonhtmlcommon::row_closure()
+                    .&Apache::lonhtmlcommon::row_title(
+                         '<label for="TABLE_CONTENTS_forminput">'
+                        .&mt('Print Table of Contents')
+                        .'</label>'
+                     )
+         );
+         $paramHash = Apache::lonhelper::getParamHash();
+ 	$paramHash->{'variable'} = 'TABLE_CONTENTS';
+ 	$helper->declareVar('TABLE_CONTENTS');
+         $paramHash->{CHOICES} = [
+                                    ['No', 'no'],
+                                    ['Yes', 'yes'] ];
+         Apache::lonhelper::dropdown->new();
+ 	&addMessage(&Apache::lonhtmlcommon::row_closure());
+ 	if (not $helper->{VARS}->{'construction'}) {
+ 	    &addMessage(&Apache::lonhtmlcommon::row_title(
+                             '<label for="TABLE_INDEX_forminput">'
+                            .&mt('Print Index')
+                            .'</label>'
+                         )
+             );
+ 	    $paramHash = Apache::lonhelper::getParamHash();
+ 	    $paramHash->{'variable'} = 'TABLE_INDEX';
+ 	    $helper->declareVar('TABLE_INDEX');
+ 	    $paramHash->{CHOICES} = [
+ 				     ['No', 'no'],
+ 				     ['Yes', 'yes'] ];
+ 	    Apache::lonhelper::dropdown->new();
+             &addMessage(&Apache::lonhtmlcommon::row_closure());
+             &addMessage(&Apache::lonhtmlcommon::row_title(
+                             '<label for="PRINT_DISCUSSIONS_forminput">'
+                            .&mt('Print Discussions')
+                            .'</label>'
+                         )
+             );
+ 	    $paramHash = Apache::lonhelper::getParamHash();
+ 	    $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';
+ 	    $helper->declareVar('PRINT_DISCUSSIONS');
+ 	    $paramHash->{CHOICES} = [
+ 				     ['No', 'no'],
+ 				     ['Yes', 'yes'] ];
+ 	    Apache::lonhelper::dropdown->new();
+             &addMessage(&Apache::lonhtmlcommon::row_closure());
+ 	    # Prompt for printing annotations too.
+ 	    &addMessage(&Apache::lonhtmlcommon::row_title(
+                             '<label for="PRINT_ANNOTATIONS_forminput">'
+                            .&mt('Print Annotations')
+                            .'</label>'
+                         )
+             );
+ 	    $paramHash = Apache::lonhelper::getParamHash();
+ 	    $paramHash->{'variable'} = "PRINT_ANNOTATIONS";
+ 	    $helper->declareVar("PRINT_ANNOTATIONS");
+ 	    $paramHash->{CHOICES} = [
+ 				     ['No', 'no'],
+ 				     ['Yes', 'yes']];
+ 	    Apache::lonhelper::dropdown->new();
+             &addMessage(&Apache::lonhtmlcommon::row_closure());
+             &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Foils')));
+ 	    $paramHash = Apache::lonhelper::getParamHash();
+ 	    $paramHash->{'multichoice'} = "true";
+ 	    $paramHash->{'allowempty'}  = "true";
+ 	    $paramHash->{'variable'}   = "showallfoils";
+ 	    $paramHash->{'CHOICES'} = [ [&mt('Show All Foils'), "1"] ];
+ 	    Apache::lonhelper::choices->new();
+             &addMessage(&Apache::lonhtmlcommon::row_closure(1));
+ 	}
+ 	if ($helper->{'VARS'}->{'construction'}) {
+ 	    my $stylevalue='$Apache::lonnet::env{"construct.style"}';
+             my $randseedtext=&mt("Use random seed");
+             my $stylefiletext=&mt("Use style file");
+             my $selectfiletext=&mt("Select style file");
+ 	    my $xmlfrag .= '<message>'
+             .&Apache::lonhtmlcommon::row_title('<label for="curseed_forminput">'
+                                               .$randseedtext
+                                               .'</label>'
+              )
+             .'</message>
+             <string variable="curseed" size="15" maxlength="15">
+                 <defaultvalue>
+                    return '.$helper->{VARS}->{'curseed'}.';
+                 </defaultvalue>'
+             .'</string>'
+             .'<message>'
+             .&Apache::lonhtmlcommon::row_closure()
+             .&Apache::lonhtmlcommon::row_title('<label for="style_file">'
+                                               .$stylefiletext
+                                               .'</label>'
+              )
+             .'</message>
+              <string variable="style_file" size="40">
+                 <defaultvalue>
+                     return '.$stylevalue.';
+                 </defaultvalue>
+              </string><message>&nbsp;'
+ .qq|<a href="javascript:openbrowser('helpform','style_file_forminput','sty')">|
+ .$selectfiletext.'</a>'
+             .&Apache::lonhtmlcommon::row_closure()
+             .&Apache::lonhtmlcommon::row_title(&mt('Show All Foils'))
+             .'</message>
+ 	     <choices allowempty="1" multichoice="true" variable="showallfoils">
+                 <choice computer="1">&nbsp;</choice>
+              </choices>'
+ 	    .'<message>'
+             .&Apache::lonhtmlcommon::row_closure()
+             .'</message>';
+             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
+             &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Problem Type')));
+ 	    #
+ 	    # Initial value from construction space:
+ 	    #
+ 	    if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
+ 		$helper->{VARS}->{'probstatus'} = $env{'form.problemtype'};	# initial value
+ 	    }
+ 	    $xmlfrag = << "PROBTYPE";
+ 		<dropdown variable="probstatus" multichoice="0" allowempty="0">
+ 		   <defaultvalue>
+ 		      return "$helper->{VARS}->{'probstatus'}";
+                    </defaultvalue>
+ 		   <choice computer="problem">Homework Problem</choice>
+ 		   <choice computer="exam">Exam Problem</choice>
+ 		   <choice computer="survey">Survey question</choice>
+                    ,choice computer="anonsurvey"Anonymous survey question</choice>
+ 		</dropdown>
+ PROBTYPE
+             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
+             &addMessage(&Apache::lonhtmlcommon::row_closure(1));
+         }
+     }
+     if ($startedTable) {
+         &addMessage(&Apache::lonhtmlcommon::end_pick_box());
      }
      Apache::lonprintout::page_format_state->new("FORMAT");
- Line 1080  CHOOSE_FROM_SUBDIR
+ Line 4519  CHOOSE_FROM_SUBDIR
      $helper->process();
      # MANUAL BAILOUT CONDITION:
      # If we're in the "final" state, bailout and return to handler
      if ($helper->{STATE} eq 'FINAL') {
          return $helper;
      }
-     $r->print($helper->display());
+     my $footer;
+     if ($helper->{STATE} eq 'START') {
-     Apache::lonhelper::unregisterHelperTags();
+         my $prtspool=$r->dir_config('lonPrtDir');
+ 	$footer = &recently_generated($prtspool);
-     untie %hash;
+     }
+     $r->print($helper->display($footer));
+     &Apache::lonhelper::unregisterHelperTags();
      return OK;
  }
- Line 1128  use Apache::lonhelper;
+ Line 4570  use Apache::lonhelper;
  no strict;
  @ISA = ("Apache::lonhelper::element");
  use strict;
+ use Apache::lonlocal;
+ use Apache::lonnet;
  my $maxColumns = 2;
- my @paperSize = ("Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",
+ # it'd be nice if these all worked
-                  "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
+ #my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
-                  "A2 [420x594 mm]", "A3 [297x420 mm]", "A4 [210x297 mm]",
+ #                 "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
-                  "A5 [148x210 mm]", "A6 [105x148 mm]" );
+ #                 "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]",
+ 		 "a4 [210x297 mm]");
  # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
  #                   Paper type
- Line 1155  sub render {
+ Line 4602  sub render {
      my $helper = Apache::lonhelper::getHelper();
      my $result = '';
      my $var = $self->{'variable'};
+     my $PageLayout=&mt('Page layout');
+     my $NumberOfColumns=&mt('Number of columns');
+     my $PaperType=&mt('Paper type');
+     my $landscape=&mt('Landscape');
+     my $portrait=&mt('Portrait');
+     my $pdfFormLabel=&mt('PDF-Formfields');
+     my $with=&mt('with Formfields');
+     my $without=&mt('without Formfields');
-     $result .= <<STATEHTML;
+     $result.='<h3>'.&mt('Layout Options').'</h3>'
+             .&Apache::loncommon::start_data_table()
+             .&Apache::loncommon::start_data_table_header_row()
+             .'<th>'.$PageLayout.'</th>'
+             .'<th>'.$NumberOfColumns.'</th>'
+             .'<th>'.$PaperType.'</th>'
+             .'<th>'.$pdfFormLabel.'</th>'
+             .&Apache::loncommon::end_data_table_header_row()
+             .&Apache::loncommon::start_data_table_row()
+     .'<td>'
+     .'<label><input type="radio" name="'.${var}.'.layout" value="L" />'.$landscape.'</label><br />'
+     .'<label><input type="radio" name="'.${var}.'.layout" value="P" checked="checked" />'.$portrait.'</label>'
+     .'</td>';
- <p><big><i><b>What page format do you prefer?</b></i></big></p>
+     $result.='<td align="center">'
- <table cellpadding="3">
+             .'<select name="'.${var}.'.cols">';
-   <tr>
-     <td align="center"><b>Page layout</b></td>
-     <td align="center"><b>Number of columns</b></td>
-     <td align="center"><b>Paper type</b></td>
-   </tr>
-   <tr>
-     <td>
-       <input type="radio" name="${var}.layout" value="L" /> Landscape<br />
-       <input type="radio" name="${var}.layout" value="P" checked='1'  /> Portrait
-     </td>
-     <td align="center">
-       <select name="${var}.cols">
- STATEHTML
      my $i;
      for ($i = 1; $i <= $maxColumns; $i++) {
          if ($i == 2) {
-             $result .= "<option value='$i' selected>$i</option>\n";
+             $result .= '<option value="'.$i.'" selected="selected">'.$i.'</option>'."\n";
          } else {
-             $result .= "<option value='$i'>$i</option>\n";
+             $result .= '<option value="'.$i.'">'.$i.'</option>'."\n";
          }
      }
      $result .= "</select></td><td>\n";
      $result .= "<select name='${var}.paper'>\n";
+     my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
+     my $DefaultPaperSize=lc($parmhash{'default_paper_size'});
+     $DefaultPaperSize=~s/\s//g;
+     if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
      $i = 0;
      foreach (@paperSize) {
-         if ($i == 0) {
+ 	$_=~/(\w+)/;
-             $result .= "<option selected value='$i'>" . $paperSize[$i] . "</option>\n";
+ 	my $papersize=$1;
+         if ($paperSize[$i]=~/$DefaultPaperSize/) {
+             $result .= '<option selected="selected" value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n";
          } else {
-             $result .= "<option value='$i'>" . $paperSize[$i] . "</option>\n";
+             $result .= '<option value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n";
          }
          $i++;
      }
+     $result .= <<HTML;
+         </select>
+     </td>
+     <td align='center'>
+         <select name='${var}.pdfFormFields'>
+             <option selected="selected" value="no">$without</option>
+             <option value="yes">$with</option>
+         </select>
+     </td>
+ HTML
+     $result.=&Apache::loncommon::end_data_table_row()
+             .&Apache::loncommon::end_data_table();
-     $result .= "</select></td></tr></table>";
      return $result;
  }
- Line 1206  sub postprocess {
+ Line 4678  sub postprocess {
      my $var = $self->{'variable'};
      my $helper = Apache::lonhelper->getHelper();
      $helper->{VARS}->{$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"} . '|' . $env{"form.$var.pdfFormFields"};
      return 1;
  }
- Line 1237  is no tag interface. You actually pass p
+ Line 4709  is no tag interface. You actually pass p
  =cut
  use Apache::lonhelper;
+ use Apache::lonnet;
  no strict;
  @ISA = ("Apache::lonhelper::element");
  use strict;
- Line 1258  sub new {
+ Line 4730  sub new {
      # $helper->{VARS} to figure out whether the columns are one or two
      $self->{'formatvar'} = shift;
-     # The state to transition to after selection, or after discovering
-     # the cols are not set to 1
      $self->{NEXTSTATE} = shift;
      bless($self);
      return $self;
  }
- Line 1271  sub render {
+ Line 4743  sub render {
      my $result = '';
      my $var = $self->{'variable'};
      if (defined $self->{ERROR_MSG}) {
-         $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
+         $result .= '<br /><span class="LC_error">' . $self->{ERROR_MSG} . '</span><br />';
      }
-     $result .= <<ELEMENTHTML;
+     my $format = $helper->{VARS}->{$self->{'formatvar'}};
- <p>How should the column be formatted?</p>
+     # Use format to get sensible defaults for the margins:
- <table cellpadding='3'>
-   <tr>
-     <td align='right'><b>Width</b>:</td>
-     <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
-     <td align='left'>
-       <select name='$var.widthunit'>
-         <option>cm</option><option>in</option>
-       </select>
-     </td>
-   </tr>
-   <tr>
-     <td align='right'><b>Height</b>:</td>
-     <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
-     <td align='left'>
-       <select name='$var.heightunit'>
-         <option>cm</option><option>in</option>
-       </select>
-     </td>
-   </tr>
-   <tr>
-     <td align='right'><b>Left margin</b>:</td>
-     <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
-     <td align='left'>
-       <select name='$var.lmarginunit'>
-         <option>cm</option><option>in</option>
-       </select>
-     </td>
-   </tr>
- </table>
- <p>Hint: Some instructors like to leave scratch space for the student by
+     my ($laystyle, $cols, $papersize) = split(/\|/, $format);
- making the width much smaller then the width of the page.</p>
+     ($papersize)                      = split(/ /, $papersize);
+     $laystyle = &Apache::lonprintout::map_laystyle($laystyle);
- ELEMENTHTML
+     my %size;
+     ($size{'width_and_units'},
+      $size{'height_and_units'},
+      $size{'margin_and_units'})=
+ 	 &Apache::lonprintout::page_format($papersize, $laystyle, $cols);
+     foreach my $dimension ('width','height','margin') {
+ 	($size{$dimension},$size{$dimension.'_unit'}) =
+ 	    split(/ +/, $size{$dimension.'_and_units'},2);
+ 	foreach my $unit ('cm','in') {
+ 	    $size{$dimension.'_options'} .= '<option ';
+ 	    if ($size{$dimension.'_unit'} eq $unit) {
+ 		$size{$dimension.'_options'} .= 'selected="selected" ';
+ 	    }
+ 	    $size{$dimension.'_options'} .= '>'.$unit.'</option>';
+ 	}
+     }
+     # Adjust margin for LaTeX margin: .. requires units == cm or in.
+     if ($size{'margin_unit'} eq 'in') {
+ 	$size{'margin'} += 1;
+     }  else {
+ 	$size{'margin'} += 2.54;
+     }
+     my %lt = &Apache::lonlocal::texthash(
+         'format' => 'How should each column be formatted?',
+         'width'  => 'Width',
+         'height' => 'Height',
+         'margin' => 'Left Margin'
+     );
+     $result .= '<p>'.$lt{'format'}.'</p>'
+               .&Apache::lonhtmlcommon::start_pick_box()
+               .&Apache::lonhtmlcommon::row_title($lt{'width'})
+               .'<input type="text" name="'.$var.'.width" value="'.$size{'width'}.'" size="4" />'
+               .'<select name="'.$var.'.widthunit">'
+               .$size{'width_options'}
+               .'</select>'
+               .&Apache::lonhtmlcommon::row_closure()
+               .&Apache::lonhtmlcommon::row_title($lt{'height'})
+               .'<input type="text" name="'.$var.'.height" value="'.$size{'height'}.'" size="4" />'
+               .'<select name="'.$var.'.heightunit">'
+               .$size{'height_options'}
+               .'</select>'
+               .&Apache::lonhtmlcommon::row_closure()
+               .&Apache::lonhtmlcommon::row_title($lt{'margin'})
+               .'<input type="text" name="'.$var.'.lmargin" value="'.$size{'margin'}.'" size="4" />'
+               .'<select name="'.$var.'.lmarginunit">'
+               .$size{'margin_options'}
+               .'</select>'
+               .&Apache::lonhtmlcommon::row_closure(1)
+               .&Apache::lonhtmlcommon::end_pick_box();
+     # <p>Hint: Some instructors like to leave scratch space for the student by
+     # making the width much smaller than the width of the page.</p>
      return $result;
  }
- # If the user didn't select 1 column, skip this state.
  sub preprocess {
      my $self = shift;
      my $helper = Apache::lonhelper::getHelper();
      my $format = $helper->{VARS}->{$self->{'formatvar'}};
-     if (substr($format, 2, 1) ne '1') {
-         $helper->changeState($self->{NEXTSTATE});
+     #  If the user does not have 'pav' privilege, set default widths and
+     #  on to the next state right away.
+     #
+     if (!$perm{'pav'}) {
+ 	my $var = $self->{'variable'};
+ 	my $format = $helper->{VARS}->{$self->{'formatvar'}};
+ 	my ($laystyle, $cols, $papersize) = split(/\|/, $format);
+ 	($papersize)                      = split(/ /, $papersize);
+ 	$laystyle = &Apache::lonprintout::map_laystyle($laystyle);
+ 	#  Figure out some good defaults for the print out and set them:
+ 	my %size;
+ 	($size{'width'},
+ 	 $size{'height'},
+ 	 $size{'lmargin'})=
+ 	     &Apache::lonprintout::page_format($papersize, $laystyle, $cols);
+ 	foreach my $dim ('width', 'height', 'lmargin') {
+ 	    my ($value, $units) = split(/ /, $size{$dim});
+ 	    $helper->{VARS}->{"$var.".$dim}      = $value;
+ 	    $helper->{VARS}->{"$var.".$dim.'unit'} = $units;
+ 	}
+ 	# Transition to the next state
+ 	$helper->changeState($self->{NEXTSTATE});
      }
      return 1;
- Line 1335  sub postprocess {
+ Line 4871  sub postprocess {
      my $var = $self->{'variable'};
      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 $error = '';
      # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
      # by an optional period, followed by digits, ending the string
-     if ($width !~  /^-?[0-9]+(\.[0-9]*)?$/) {
+     if ($width !~  /^-?[0-9]*(\.[0-9]*)?$/) {
          $error .= "Invalid width; please type only a number.<br />\n";
      }
-     if ($height !~  /^-?[0-9]+(\.[0-9]*)?$/) {
+     if ($height !~  /^-?[0-9]*(\.[0-9]*)?$/) {
          $error .= "Invalid height; please type only a number.<br />\n";
      }
-     if ($lmargin !~  /^-?[0-9]+(\.[0-9]*)?$/) {
+     if ($lmargin !~  /^-?[0-9]*(\.[0-9]*)?$/) {
          $error .= "Invalid left margin; please type only a number.<br />\n";
+     } else {
+ 	# Adjust for LaTeX 1.0 inch margin:
+ 	if ($env{"form.${var}.lmarginunit"} eq "in") {
+ 	    $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 1;
+ 	} else {
+ 	    $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 2.54;
+ 	}
      }
      if (!$error) {

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

Removed from v.1.193
changed lines
	Added in v.1.606