Diff for /loncom/interface/lonprintout.pm between versions 1.430 and 1.590

version 1.430, 2006/03/15 16:17:53 version 1.590, 2011/06/06 10:53:09
Line 1 Line 1
   
 # The LearningOnline Network  # The LearningOnline Network
 # Printout  # Printout
 #  #
Line 22 Line 23
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 #  #
 # /home/httpd/html/adm/gpl.txt  # /home/httpd/html/adm/gpl.txt
 #  
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
 #  #
 package Apache::lonprintout;  package Apache::lonprintout;
   
 use strict;  use strict;
 use Apache::Constants qw(:common :http);  use Apache::Constants qw(:common :http);
 use Apache::lonxml;  use Apache::lonxml;
Line 38  use Apache::grades; Line 37  use Apache::grades;
 use Apache::edit;  use Apache::edit;
 use Apache::File();  use Apache::File();
 use Apache::lonnavmaps;  use Apache::lonnavmaps;
 use Apache::lonratedt;  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 POSIX qw(strftime);
 use Apache::lonlocal;  use Apache::lonlocal;
 use Carp;  use Carp;
   use LONCAPA;
   
   
 my %perm;  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>Bubble sheet 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;
   }
   
   sub generate_format_selector {
       my ($helper,$title,$nextstate, $thisstate) = @_;
       my $secpdfoption;
       my $state = 'PRINT_FORMATTING';
       if ($thisstate) {
    $state = $thisstate;
       }
       unless (($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')  ) {
           $secpdfoption =  '<choice computer="sections">Each PDF contains exactly one section</choice>';
       }
       return <<RESOURCE_SELECTOR;
       <state name="$state" title="$title">
       $nextstate
       <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
   }
   
   #-----------------------------------------------------------------------
   
   
   # 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 !!!}';
    &Apache::lonnet::logthis("Error in SSI resource: $resource Error: $ssi_last_error");
       }
   
       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 !!!}';
           &Apache::lonnet::logthis("Error in SSI (student view) resource: $curresline Error: $ssi_last_error User: $username:$userdomain");
       }
       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  #   Convert a numeric code to letters
Line 61  sub num_to_letters { Line 776  sub num_to_letters {
 sub letters_to_num {  sub letters_to_num {
     my ($letters) = @_;      my ($letters) = @_;
     my @letters = split('', uc($letters));      my @letters = split('', uc($letters));
     my %substitution;     my %substitution;
     my $digit = 0;      my $digit = 0;
     foreach my $letter ('A'..'J') {      foreach my $letter ('A'..'J') {
  $substitution{$letter} = $digit;   $substitution{$letter} = $digit;
Line 144  sub is_valid_alpha_code { Line 859  sub is_valid_alpha_code {
 sub is_code_valid {  sub is_code_valid {
     my ($code_value, $code_option) = @_;      my ($code_value, $code_option) = @_;
     my ($code_type, $code_length) = ('letter', 6); # defaults.      my ($code_type, $code_length) = ('letter', 6); # defaults.
     open(FG, $Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');      my @lines = &Apache::grades::get_scantronformat_file();
     foreach my $line (<FG>) {      foreach my $line (@lines) {
  my ($name, $type, $length) = (split(/:/, $line))[0,2,4];   my ($name, $type, $length) = (split(/:/, $line))[0,2,4];
  if($name eq $code_option) {   if($name eq $code_option) {
     $code_length = $length;      $code_length = $length;
Line 263  sub adjust_number_to_print { Line 978  sub adjust_number_to_print {
  #  Unmodified.   #  Unmodified.
     } else {      } else {
  # Error!!!!   # Error!!!!
   
  croak "bad SPLIT_PDFS: $split_pdf in lonprintout::adjust_number_to_print";   croak "bad SPLIT_PDFS: $split_pdf in lonprintout::adjust_number_to_print";
   
     }      }
 }  }
   
   
 sub character_chart {  sub character_chart {
       my $result = shift;
       return  &Apache::entities::replace_entities($result);
   }
   
   sub old_character_chart {
     my $result = shift;      my $result = shift;
     $result =~ s/&\#0?0?(7|9);//g;      $result =~ s/&\#0?0?(7|9);//g;
     $result =~ s/&\#0?(10|13);//g;      $result =~ s/&\#0?(10|13);//g;
Line 376  sub character_chart { Line 1098  sub character_chart {
     $result =~ s/&\#147;/\`\`/g;      $result =~ s/&\#147;/\`\`/g;
     $result =~ s/&\#148;/\'\'/g;      $result =~ s/&\#148;/\'\'/g;
     $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;      $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
     $result =~ s/&\#150;/--/g;      $result =~ s/&(\#150|\#8211);/--/g;
     $result =~ s/&\#151;/---/g;      $result =~ s/&\#151;/---/g;
     $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;      $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
     $result =~ s/&\#153;/\\texttrademark /g;      $result =~ s/&\#153;/\\texttrademark /g;
Line 390  sub character_chart { Line 1112  sub character_chart {
     $result =~ s/&(\#165|yen);/\\textyen /g;      $result =~ s/&(\#165|yen);/\\textyen /g;
     $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;      $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
     $result =~ s/&(\#167|sect);/\\textsection /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/&(\#169|copy);/\\copyright /g;
     $result =~ s/&(\#170|ordf);/\\textordfeminine /g;      $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
     $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;      $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
Line 401  sub character_chart { Line 1123  sub character_chart {
     $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;      $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
     $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;      $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
     $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;      $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
     $result =~ s/&(\#180|acute);/\\textacute /g;      $result =~ s/&(\#180|acute);/\\'\{\} /g;
     $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;      $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
     $result =~ s/&(\#182|para);/\\P/g;      $result =~ s/&(\#182|para);/\\P/g;
     $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;      $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
Line 583  sub character_chart { Line 1305  sub character_chart {
     $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;      $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
     $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;      $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
     $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/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;      return $result;
 }  }
   
Line 591  sub character_chart { Line 1336  sub character_chart {
 my %page_formats=  my %page_formats=
     ('letter' => {      ('letter' => {
  'book' => {   'book' => {
      '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm'],       '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','0.7 cm']       '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.275 in']
  },   },
  'album' => {   'album' => {
      '1' => [ '8.8 in', '6.8 in','-40 pt in',  '-60 pt','1 cm'],       '1' => [ '8.8 in', '6.8 in','-0.55 in',  '-0.55 in','0.394 in'],
      '2' => [ '4.4 in', '6.8 in','-0.5 in', '-1.5 in','3.5 in']       '2' => [ '4.8 in', '6.8 in','-0.5 in', '-1.0 in','3.5 in']
  },   },
      },       },
      'legal' => {       'legal' => {
  'book' => {   'book' => {
      '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'],       '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'],
      '2' => ['3.16 in','13 in','-0.57 in','-0.57 in','-0.5 in']       '2' => ['3.66 in','13 in','-0.57 in','-0.57 in','-0.5 in']
  },   },
  'album' => {   'album' => {
      '1' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'],       '1' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'],
Line 651  my %page_formats= Line 1396  my %page_formats=
      },       },
      'a4' => {       'a4' => {
  'book' => {   'book' => {
      '1' => ['176 mm','272 mm','-40 pt in','-60 pt','-0.5 in'],       '1' => ['17.6 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm'],
      '2' => [ '91 mm','272 mm','-40 pt in','-60 pt','-0.5 in']       '2' => [ '9.1 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm']
  },   },
  'album' => {   'album' => {
      '1' => ['8.5 in','7.7 in','-40 pt in','-60 pt','0 in'],       '1' => ['21.59 cm','19.558 cm','-1.397cm','-2.11 cm','0 cm'],
      '2' => ['3.9 in','7.7 in','-40 pt in','-60 pt','0 in']       '2' => ['9.91 cm','19.558 cm','-1.397 cm','-2.11 cm','0 cm']
  },   },
      },       },
      'a5' => {       'a5' => {
Line 700  sub get_name { Line 1445  sub get_name {
     if (!defined($udom)) { $udom=$env{'user.domain'}; }      if (!defined($udom)) { $udom=$env{'user.domain'}; }
     my $plainname=&Apache::loncommon::plainname($uname,$udom);      my $plainname=&Apache::loncommon::plainname($uname,$udom);
     if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }      if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
     $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');     $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
     return $plainname;      return $plainname;
 }  }
   
 sub get_course {  sub get_course {
     my $courseidinfo;      my $courseidinfo;
     if (defined($env{'request.course.id'})) {      if (defined($env{'request.course.id'})) {
  $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header');   $courseidinfo = &Apache::lonxml::latex_special_symbols(&unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header');
    my $sec = $env{'request.course.sec'};
       
     }      }
     return $courseidinfo;      return $courseidinfo;
 }  }
Line 715  sub get_course { Line 1462  sub get_course {
 sub page_format_transformation {  sub page_format_transformation {
     my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_;       my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_; 
     my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);      my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
   
     if ($selectionmade eq '4') {      if ($selectionmade eq '4') {
  $assignment='Problems from the Whole Course';   if ($choice eq 'all_problems') {
               $assignment=&mt('Problems from the Whole Course');
    } else {
               $assignment=&mt('Resources from the Whole Course');
    }
     } else {      } else {
  $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');   $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
     }      }
     ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);      ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
   
   
     my $name = &get_name();      my $name = &get_name();
     my $courseidinfo = &get_course();      my $courseidinfo = &get_course();
     if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }      my $header_text  = $parmhash{'print_header_format'};
       $header_text     = &format_page_header($textwidth, $header_text, $assignment,
      $courseidinfo, $name);
     my $topmargintoinsert = '';      my $topmargintoinsert = '';
     if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}      if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
     my $fancypagestatement='';      my $fancypagestatement='';
     if ($numberofcolumns eq '2') {      if ($numberofcolumns eq '2') {
  $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";   $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{$header_text}";
     } else {      } else {
  $fancypagestatement="\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";   $fancypagestatement="\\rhead{}\\chead{}\\lhead{$header_text}";
     }      }
     if ($layout eq 'album') {      if ($layout eq 'album') {
     $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$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\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /;      $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$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') {      } elsif ($layout eq 'book') {
  if ($choice ne 'All class print') {    if ($choice ne 'All class print') { 
     $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\\begin{document}\n\\voffset=-0\.8 cm\\setcounter{page}{1}\n/;      $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 {   } else {
     $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{}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1}  \\vskip 5 mm\n /;      $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') {   if ($papersize eq 'a4') {
     $text =~ s/(\\begin{document})/$1\\special{papersize=210mm,297mm}/;      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\})/$1 \\tableofcontents\\newpage /;}      if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
Line 773  sub details_for_menu { Line 1535  sub details_for_menu {
     if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }      if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }
     my $name_of_resource = &Apache::lonnet::gettitle($postdata);      my $name_of_resource = &Apache::lonnet::gettitle($postdata);
     my $symbolic = &Apache::lonnet::symbread($postdata);      my $symbolic = &Apache::lonnet::symbread($postdata);
       return if ( $symbolic eq '');
   
     my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);      my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
     $map=&Apache::lonnet::clutter($map);      $map=&Apache::lonnet::clutter($map);
     my $name_of_sequence = &Apache::lonnet::gettitle($map);      my $name_of_sequence = &Apache::lonnet::gettitle($map);
Line 788  sub details_for_menu { Line 1552  sub details_for_menu {
     return ($name_of_resource,$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 {  sub latex_corrections {
     my ($number_of_columns,$result,$selectionmade,$answer_mode) = @_;      my ($number_of_columns,$result,$selectionmade,$answer_mode) = @_;
 #    $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;  #    $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
     $result =~ s/\$number_of_columns/$number_of_columns/g;      my $copyright = &copyright_line();
     if ($selectionmade eq '1' || $answer_mode eq 'only') {      if ($selectionmade eq '1' || $answer_mode eq 'only') {
  $result =~ s/(\\end{document})/\\strut\\vskip 0 mm\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License  $1/;   $result =~ s/(\\end{document})/\\strut\\vskip 0 mm $copyright $end_of_student $1/;
     } else {      } else {
  $result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License  $1/;   $result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline $copyright $end_of_student $1/;
     }      }
       $result =~ s/\$number_of_columns/$number_of_columns/g;
     $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;      $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
     $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;      $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
 #-- LaTeX corrections       #-- LaTeX corrections     
Line 854  sub IndexCreation { Line 1623  sub IndexCreation {
   
 sub print_latex_header {  sub print_latex_header {
     my $mode=shift;      my $mode=shift;
     my $output='\documentclass[letterpaper,twoside]{article}';  
     if (($mode eq 'batchmode') || (!$perm{'pav'})) {      return &Apache::londefdef::latex_header($mode);
  $output.='\batchmode';  
     }  
     $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'."\n".  
        '\usepackage{multirow}'."\n".  
      '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'."\n".  
      '\usepackage[dvips]{graphicx}\usepackage{epsfig}'."\n".  
      '\usepackage{wrapfig}'.  
      '\usepackage{picins}\usepackage{calc}'."\n".  
      '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'."\n".  
      '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'."\n".  
      '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'."\n".  
      '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'."\n".  
      '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".  
      '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'."\n".  
      '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'."\n".  
      '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'."\n".  
      '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'."\n".  
      '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'."\n".  
      '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'."\n".  
      '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".  
      '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}'."\n";  
     return $output;       
 }  }
   
 sub path_to_problem {  sub path_to_problem {
Line 948  sub unsupported { Line 1695  sub unsupported {
     return $result;      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{Prints from construction space - there is no title.}\vskip 0 mm ';
    my $URLpath=$urlp;
    $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
    $texversion.=&path_to_problem($URLpath,$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  # List of recently generated print files
 #  #
 sub recently_generated {  sub recently_generated {
     my $r=shift;      my ($prtspool) = @_;
     my $prtspool=$r->dir_config('lonPrtDir');      my $output;
     my $zip_result;      my $zip_result;
     my $pdf_result;      my $pdf_result;
     opendir(DIR,$prtspool);      opendir(DIR,$prtspool);
Line 975  sub recently_generated { Line 1903  sub recently_generated {
     $cuid,$cgid,$crdev,$csize,      $cuid,$cgid,$crdev,$csize,
     $catime,$cmtime,$cctime,      $catime,$cmtime,$cctime,
     $cblksize,$cblocks)=stat($prtspool.'/'.$filename);      $cblksize,$cblocks)=stat($prtspool.'/'.$filename);
  my $result="<a href='/prtspool/$filename'>".          my $ext_text = 'pdf' ? &mt('PDF File'):&mt('Zip File');
     &mt('Generated [_1] ([_2] bytes)',   my $result=&Apache::loncommon::start_data_table_row()
  &Apache::lonlocal::locallocaltime($cctime),$csize).                    .'<td>'
  '</a><br />';                    .'<a href="/prtspool/'.$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 'pdf') { $pdf_result .= $result; }
  if ($ext eq 'zip') { $zip_result .= $result; }   if ($ext eq 'zip') { $zip_result .= $result; }
     }      }
       if ($zip_result || $pdf_result) {
           $output ='<hr />';
       }
     if ($zip_result) {      if ($zip_result) {
  $r->print('<h4>'.&mt('Recently generated printout zip files')."</h4>\n"   $output .='<h3>'.&mt('Recently generated printout zip files')."</h3>\n"
   .$zip_result);                    .&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) {      if ($pdf_result) {
  $r->print('<h4>'.&mt('Recently generated printouts')."</h4>\n"   $output .='<h3>'.&mt('Recently generated printouts')."</h3>\n"
   .$pdf_result);                    .&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;
 }  }
   
 #  #
Line 1001  sub recently_generated { Line 1951  sub recently_generated {
 #    A reference to a page break hash.  #    A reference to a page break hash.
 #  #
 #  #
 #use Data::Dumper;  # use Data::Dumper;
 #sub dump_helper_vars {  # sub dump_helper_vars {
 #    my ($helper) = @_;  #    my ($helper) = @_;
 #    my $helpervars = Dumper($helper->{'VARS'});  #    my $helpervars = Dumper($helper->{'VARS'});
 #    &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars");  #    &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars");
Line 1017  sub get_page_breaks  { Line 1967  sub get_page_breaks  {
     }      }
     return %page_breaks;      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 $errtext=&LONCAPA::map::mapread($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 ($urlp =~ /\.sequence$/) {
    my $sequence_url = $urlp;
    my $domain       = $env{'user.domain'}; # Constr. space only on local
    my $user         = $env{'user.name'};
   
    $sequence_url    =~ s/^\/res\/$domain/\/home/;
    $sequence_url    =~ s/^(\/home\/$user)/$1\/public_html/;
   # $sequence_url    =~ s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
    $result .= &print_construction_sequence($sequence_url, 
    $helper, %form, 
    $LaTeXwidth);
       }
    }
    elsif ($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.
   #   101      map_incomplete_problems_people_seq Print incomplete problems from the
   #            current folder in privileged context.
   #   102      incomplete_problems_selpeople_course Print incomplete problems for
   #            selected people from the entire course.
   #
   #   Item 101 has much the same processing as 8,
   #   Item 102 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 {  sub output_data {
     my ($r,$helper,$rparmhash) = @_;      my ($r,$helper,$rparmhash) = @_;
     my %parmhash = %$rparmhash;      my %parmhash = %$rparmhash;
     my $resources_printed = '';      $ssi_error = 0; # This will be set nonzero by failing ssi's.
     my $html=&Apache::lonxml::xmlbegin();      $resources_printed = '';
     my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');      $font_size = $helper->{'VARS'}->{'fontsize'};
     $r->print(<<ENDPART);      my $print_type = $helper->{'VARS'}->{'PRINT_TYPE'}; # Allows textual simplification.
 $html      my $do_postprocessing = 1;
 <head>      my $js = <<ENDPART;
 <script type="text/javascript" language="Javascript">  <script type="text/javascript">
     var editbrowser;      var editbrowser;
     function openbrowser(formname,elementname,only,omit) {      function openbrowser(formname,elementname,only,omit) {
         var url = '/res/?';          var url = '/res/?';
Line 1051  $html Line 2267  $html
         editbrowser.focus();          editbrowser.focus();
     }      }
 </script>  </script>
 <title>LON-CAPA output for printing</title>  
 </head>  
 $bodytag  
 <p>  
 Please stand by while processing your print request, this may take some time ...  
 </p>  
 ENDPART  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      # fetch the pagebreaks and store them in the course environment
     # The page breaks will be pulled into the hash %page_breaks which is      # The page breaks will be pulled into the hash %page_breaks which is
     # indexed by symb and contains 1's for each break.      # indexed by symb and contains 1's for each break.
   
     $env{'form.pagebreaks'}  = $helper->{'VARS'}->{'FINISHPAGE'};      $env{'form.pagebreaks'}  = $helper->{'VARS'}->{'FINISHPAGE'};
     $env{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'};       &set_form_extraspace($helper);
       $env{'form.lastprinttype'} = $print_type; 
     &Apache::loncommon::store_course_settings('print',      &Apache::loncommon::store_course_settings('print',
       {'pagebreaks'    => 'scalar',        {'pagebreaks'    => 'scalar',
          'extraspace'    => 'scalar',
          'extraspace_units' => 'scalar',
        'lastprinttype' => 'scalar'});         'lastprinttype' => 'scalar'});
   
     my %page_breaks  = &get_page_breaks($helper);      my %page_breaks  = &get_page_breaks($helper);
   
     my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};      my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
     my ($result,$selectionmade) = ('','');      my ($result,$selectionmade) = ('','');
     my $number_of_columns = 1; #used only for pages to determine the width of the cell      my $number_of_columns = 1; #used only for pages to determine the width of the cell
     my @temporary_array=split /\|/,$format_from_helper;      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 ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
     my $assignment =  $env{'form.assignment'};      my $assignment =  $env{'form.assignment'};
     my $LaTeXwidth=&recalcto_mm($textwidth);       my $LaTeXwidth=&recalcto_mm($textwidth); 
     my @print_array=();      my @print_array=();
     my @student_names=();      my @student_names=();
   
        
     #  Common settings for the %form has:      #  Common settings for the %form has:
     # In some cases these settings get overriddent by specific cases, but the      # In some cases these settings get overriddent by specific cases, but the
     # settings are common enough to make it worthwhile factoring them out      # settings are common enough to make it worthwhile factoring them out
Line 1097  ENDPART Line 2320  ENDPART
     my %form;      my %form;
     $form{'grade_target'} = 'tex';      $form{'grade_target'} = 'tex';
     $form{'textwidth'}    = &get_textwidth($helper, $LaTeXwidth);      $form{'textwidth'}    = &get_textwidth($helper, $LaTeXwidth);
       $form{'pdfFormFields'} = $pdfFormFields;
   
     # If form.showallfoils is set, then request all foils be shown:      # If form.showallfoils is set, then request all foils be shown:
     # privilege will be enforced both by not allowing the       # privilege will be enforced both by not allowing the 
Line 1108  ENDPART Line 2332  ENDPART
     if ($helper->{'VARS'}->{'showallfoils'} eq "1") {       if ($helper->{'VARS'}->{'showallfoils'} eq "1") { 
  $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};   $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
     }      }
       
       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 ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {      if ($print_type eq 'current_document') {
       #-- single document - problem, page, html, xml, ...        #-- single document - problem, page, html, xml, ...
  my ($currentURL,$cleanURL);   my ($currentURL,$cleanURL);
   
Line 1118  ENDPART Line 2349  ENDPART
     $currentURL=$helper->{'VARS'}->{'postdata'};      $currentURL=$helper->{'VARS'}->{'postdata'};
     $cleanURL=&Apache::lonenc::check_decrypt($currentURL);      $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
  } else {   } else {
   
             #prints resource from the construction space              #prints resource from the construction space
     $currentURL='/'.$helper->{'VARS'}->{'filename'};      $currentURL='/'.$helper->{'VARS'}->{'filename'};
     if ($currentURL=~/([^?]+)/) {$currentURL=$1;}      if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
Line 1125  ENDPART Line 2357  ENDPART
  }   }
  $selectionmade = 1;   $selectionmade = 1;
  if ($cleanURL!~m|^/adm/|   if ($cleanURL!~m|^/adm/|
     && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {      && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
     my $rndseed=time;      my $rndseed=time;
     my $texversion='';      my $texversion='';
     if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {      if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
  my %moreenv;   my %moreenv;
  $moreenv{'request.filename'}=$cleanURL;   $moreenv{'request.filename'}=$cleanURL;
  if ($helper->{'VARS'}->{'style_file'}=~/\w/) {  
     $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};  
     my $dom = $env{'user.domain'};  
     my $user = $env{'user.name'};  
     my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);  
  }  
                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}                  if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
  $form{'problem_split'}=$parmhash{'problem_stream_switch'};   $form{'problem_split'}=$parmhash{'problem_stream_switch'};
  $form{'suppress_tries'}=$parmhash{'suppress_tries'};   $form{'suppress_tries'}=$parmhash{'suppress_tries'};
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};   $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
  $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};   $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
  if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}   $form{'print_annotations'}=$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'}) {   if ($helper->{'VARS'}->{'curseed'}) {
     $rndseed=$helper->{'VARS'}->{'curseed'};      $rndseed=$helper->{'VARS'}->{'curseed'};
  }   }
  $form{'rndseed'}=$rndseed;   $form{'rndseed'}=$rndseed;
  &Apache::lonnet::appenv(%moreenv);   &Apache::lonnet::appenv(\%moreenv);
   
  &Apache::lonxml::clear_problem_counter();   &Apache::lonxml::clear_problem_counter();
   
  $resources_printed .= $currentURL.':';   $resources_printed .= $currentURL.':';
  $texversion.=&Apache::lonnet::ssi($currentURL,%form);   $texversion.=&ssi_with_retries($currentURL,$ssi_retry_count, %form);
   
    #  Add annotations if required:
       
  &Apache::lonxml::clear_problem_counter();   &Apache::lonxml::clear_problem_counter();
   
  &Apache::lonnet::delenv('request.filename');   &Apache::lonnet::delenv('request.filename');
Line 1171  ENDPART Line 2403  ENDPART
     $form{'problemtype'}='exam';      $form{'problemtype'}='exam';
  }   }
  $resources_printed .= $currentURL.':';   $resources_printed .= $currentURL.':';
  my $answer=&Apache::lonnet::ssi($currentURL,%form);   my $answer=&ssi_with_retries($currentURL,$ssi_retry_count, %form);
   
   
  if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {   if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
     $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;      $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
  } else {   } else {
     $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});      $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
     if ($helper->{'VARS'}->{'construction'} ne '1') {      if ($helper->{'VARS'}->{'construction'} ne '1') {
  $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';   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);   $texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
     } else {      } else {
  $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';   $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
  my $URLpath=$cleanURL;   my $URLpath=$cleanURL;
  $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;   $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
  $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);   $texversion.=&path_to_problem($URLpath,$LaTeXwidth);
     }      }
     $texversion.='\vskip 1 mm '.$answer.'\end{document}';      $texversion.='\vskip 1 mm '.$answer.'\end{document}';
  }   }
   
   
   
   
       
       }
       # Print annotations.
   
   
       if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
    my $annotation .= &annotate($currentURL);
    $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
     }      }
   
   
     if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {      if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
  $texversion=&IndexCreation($texversion,$currentURL);   $texversion=&IndexCreation($texversion,$currentURL);
     }      }
Line 1200  ENDPART Line 2450  ENDPART
  ($result,$number_of_columns) = &page_cleanup($result);   ($result,$number_of_columns) = &page_cleanup($result);
     }      }
         } elsif ($cleanURL!~m|^/adm/|          } elsif ($cleanURL!~m|^/adm/|
  && $currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {   && $currentURL=~/\.(sequence|page)$/ && $helper->{'VARS'}->{'construction'} eq '1') {
             #printing content of sequence from the construction space              #printing content of sequence from the construction space
     my $flag_latex_header_remove = 'NO';   
     my $rndseed=time;  
     if ($helper->{'VARS'}->{'curseed'}) {  
  $rndseed=$helper->{'VARS'}->{'curseed'};  
     }  
     $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;  
     my $errtext=&Apache::lonratedt::mapread($currentURL);  
     for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) {  
  $Apache::lonratedt::resources[$Apache::lonratedt::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.':';  
  $texversion=&Apache::lonnet::ssi($urlp,%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 $answer=&Apache::lonnet::ssi($urlp,%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 $body ='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';      $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
     $body.=&path_to_problem($urlp,$LaTeXwidth);      $result .= &print_construction_sequence($currentURL, $helper, %form,
     $body.='\vskip 1 mm '.$answer.'\end{document}';      $LaTeXwidth);
     $body = &encapsulate_minipage($body);      $result .= '\end{document}';  
     $texversion.=$body;      if (!($result =~ /\\begin\{document\}/)) {
  }   $result = &print_latex_header() . $result;
     }  
     if ($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_URpL'} eq 'yes') {  
  $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;  
     }  
     $result.=$texversion;  
     $flag_latex_header_remove = 'YES';  
  } elsif ($urlp=~/\.(sequence|page)$/) {  
     $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';  
  }    
     }      }
     if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}      # End construction space sequence.
     $result .= '\end{document}';     
  } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {    } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};   $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
  if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}   if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
  $resources_printed .= $currentURL.':';   $resources_printed .= $currentURL.':';
  my $texversion=&Apache::lonnet::ssi($currentURL,%form);   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;   $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 {   } else {
     $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'},      $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'},
   $helper->{'VARS'}->{'symb'});    $helper->{'VARS'}->{'symb'});
  }   }
     } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems')       or      } elsif (($print_type eq 'map_problems')          or
              ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or       ($print_type eq 'map_problems_in_page')  or
              ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems')       or       ($print_type eq 'map_resources_in_page') or
      ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources')      or # BUGBUG               ($print_type eq 'map_problems_pages')    or
      ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) {                ($print_type eq 'all_problems')          or
        ($print_type eq 'all_resources')         or # BUGBUG
        ($print_type eq 'select_sequences')      or
        ($print_type eq 'map_incomplete_problems_seq')
        ) {
   
    
         #-- produce an output string          #-- produce an output string
  if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {   if (($print_type eq 'map_problems')                or
       ($print_type eq 'map_incomplete_problems_seq') or
       ($print_type eq 'map_problems_in_page') ) {
     $selectionmade = 2;      $selectionmade = 2;
  } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {   } elsif (($print_type eq 'map_problems_pages') or
    ($print_type eq 'map_resources_in_page'))
    {
     $selectionmade = 3;      $selectionmade = 3;
  } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {   } elsif (($print_type eq 'all_problems') 
    ) {
     $selectionmade = 4;      $selectionmade = 4;
  } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') {  #BUGBUG   } elsif ($print_type eq 'all_resources') {  #BUGBUG
     $selectionmade = 4;      $selectionmade = 4;
  } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {   } elsif ($print_type eq 'select_sequences') {
     $selectionmade = 7;      $selectionmade = 7;
  }   }
   
  $form{'problem_split'}=$parmhash{'problem_stream_switch'};   $form{'problem_split'}=$parmhash{'problem_stream_switch'};
  $form{'suppress_tries'}=$parmhash{'suppress_tries'};   $form{'suppress_tries'}=$parmhash{'suppress_tries'};
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};   $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
  $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};   $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
  if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}   $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_latex_header_remove = 'NO';
  my $flag_page_in_sequence = 'NO';   my $flag_page_in_sequence = 'NO';
  my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};   my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
Line 1308  ENDPART Line 2550  ENDPART
  my $pbreakresources = keys %page_breaks;   my $pbreakresources = keys %page_breaks;
  for (my $i=0;$i<=$#master_seq;$i++) {   for (my $i=0;$i<=$#master_seq;$i++) {
   
       &Apache::lonenc::reset_enc();
   
   
     # Note due to document structure, not allowed to put \newpage      # Note due to document structure, not allowed to put \newpage
     # prior to the first resource      # prior to the first resource
   
Line 1316  ENDPART Line 2561  ENDPART
     $result.="\\newpage\n";      $result.="\\newpage\n";
  }   }
     }      }
     my ($sequence,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);      $result .= &get_extra_vspaces($helper, $master_seq[$i]);
       my ($sequence,$middle_thingy,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
     $urlp=&Apache::lonnet::clutter($urlp);      $urlp=&Apache::lonnet::clutter($urlp);
     $form{'symb'}=$master_seq[$i];      $form{'symb'}=$master_seq[$i];
   
     my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem      my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem
   
     if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}      if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
     if ($i==0) {$prevassignment=$assignment;}      if ($i==0) {$prevassignment=$assignment;}
     my $texversion='';      my $texversion='';
     if ($urlp!~m|^/adm/|      if ($urlp!~m|^/adm/|
  && $urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {   && $urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
  $resources_printed .= $urlp.':';   $resources_printed .= $urlp.':';
   
  &Apache::lonxml::remember_problem_counter();   &Apache::lonxml::remember_problem_counter();
    if ($flag_latex_header_remove eq 'NO') {
  $texversion.=&Apache::lonnet::ssi($urlp,%form);      $texversion.=&print_latex_header($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$/) {   if ($urlp=~/\.page$/) {
     ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);      ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
     if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}       if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} 
     $texversion =~ s/\\end{document}\d*/\\end{document}/;      $texversion =~ s/\\end{document}\d*/\\end{document}/;
     $flag_page_in_sequence = 'YES';      $flag_page_in_sequence = 'YES';
  }    }
   
  if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||   if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
    ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {     ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
Line 1347  ENDPART Line 2602  ENDPART
     $resources_printed .= $urlp.':';      $resources_printed .= $urlp.':';
   
     &Apache::lonxml::restore_problem_counter();      &Apache::lonxml::restore_problem_counter();
     my $answer=&Apache::lonnet::ssi($urlp,%answerform);      my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
                       if ($urlp =~ /\.page$/) {
                           $answer =~ s/\\end{document}(\d*)$//;
                       }
     if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {      if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
  $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;                          if ($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$1/;
                           }
     } else {      } else {
  if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {   if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/) {
     $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});      $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
     my $body ='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($master_seq[$i]).'}\vskip 0 mm ';  #    $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);      $body   .= &path_to_problem ($urlp,$LaTeXwidth);
     $body   .='\vskip 1 mm '.$answer;      $body   .='\vskip 1 mm '.$answer;
     $body    = &encapsulate_minipage($body);      $body    = &encapsulate_minipage($body);
Line 1363  ENDPART Line 2630  ENDPART
     $texversion='';      $texversion='';
  }   }
     }      }
   
  }   }
    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
       my $annotation .= &annotate($urlp);
       $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
    }
   
  if ($flag_latex_header_remove ne 'NO') {   if ($flag_latex_header_remove ne 'NO') {
     $texversion = &latex_header_footer_remove($texversion);      $texversion = &latex_header_footer_remove($texversion);
  } else {   } else {
Line 1375  ENDPART Line 2648  ENDPART
  if (($selectionmade == 4) and ($assignment ne $prevassignment)) {   if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
     my $name = &get_name();      my $name = &get_name();
     my $courseidinfo = &get_course();      my $courseidinfo = &get_course();
     if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }  
     $prevassignment=$assignment;      $prevassignment=$assignment;
       my $header_text = $parmhash{'print_header_format'};
       $header_text    = &format_page_header($textwidth, $header_text,
     $assignment, 
     $courseidinfo, 
     $name);
   
     if ($numberofcolumns eq '1') {      if ($numberofcolumns eq '1') {
  $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';   $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{'.$header_text.'}} \vskip 5 mm ';
     } else {      } else {
  $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';   $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{'.$header_text.'}} \vskip 5 mm ';
     }      }
  }   }
  $result .= $texversion;   $result .= $texversion;
Line 1389  ENDPART Line 2667  ENDPART
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};   $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
  if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}   if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
  $resources_printed .= $urlp.':';   $resources_printed .= $urlp.':';
  my $texversion=&Apache::lonnet::ssi($urlp,%form);   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 ($flag_latex_header_remove ne 'NO') {   if ($flag_latex_header_remove ne 'NO') {
     $texversion = &latex_header_footer_remove($texversion);      $texversion = &latex_header_footer_remove($texversion);
  } else {   } else {
     $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;      $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
  }   }
  $result .= $texversion;   $result .= $texversion;
  $flag_latex_header_remove = 'YES';    $flag_latex_header_remove = 'YES'; 
       } elsif ($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 {      } else {
  $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'},   $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'},
  $master_seq[$i]);   $master_seq[$i]);
Line 1407  ENDPART Line 2711  ENDPART
  }   }
  $result .= $texversion;   $result .= $texversion;
  $flag_latex_header_remove = 'YES';      $flag_latex_header_remove = 'YES';   
     }          }
     if (&Apache::loncommon::connection_aborted($r)) { last; }      if (&Apache::loncommon::connection_aborted($r)) { 
    last; 
       }
  }   }
  &Apache::lonxml::clear_problem_counter();   &Apache::lonxml::clear_problem_counter();
  if ($flag_page_in_sequence eq 'YES') {   if ($flag_page_in_sequence eq 'YES') {
     $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;      $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
  }   }
  $result .= '\end{document}';   $result .= '\end{document}';
      } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||       } elsif (($print_type eq 'problems_for_students')           ||
       ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){        ($print_type eq 'problems_for_students_from_page') ||
         ($print_type eq 'all_problems_students')           ||
         ($print_type eq 'resources_for_students')){
   
   
      #-- prints assignments for whole class or for selected students         #-- prints assignments for whole class or for selected students  
  my $type;   my $type;
  if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {   if (($print_type eq 'problems_for_students')           ||
        ($print_type eq 'problems_for_students_from_page') ||
        ($print_type eq 'all_problems_students') ) {
      $selectionmade=5;       $selectionmade=5;
      $type='problems';       $type='problems';
  } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {   } elsif ($print_type eq 'resources_for_students') {
      $selectionmade=8;       $selectionmade=8;
      $type='resources';       $type='resources';
  }   }
Line 1460  ENDPART Line 2770  ENDPART
  my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};   my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
   
  #loop over students   #loop over students
  my $flag_latex_header_remove = 'NO';   
     my $flag_latex_header_remove = 'NO';
  my %moreenv;   my %moreenv;
          $moreenv{'instructor_comments'}='hide';           $moreenv{'instructor_comments'}='hide';
  $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);   $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
  $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};   $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
    $moreenv{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
  $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};   $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};
  $moreenv{'suppress_tries'}   = $parmhash{'suppress_tries'};   $moreenv{'suppress_tries'}   = $parmhash{'suppress_tries'};
  if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}   if (($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',$#students+1,'inline','75');   my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
  my $student_counter=-1;   my $student_counter=-1;
  my $i = 0;   my $i = 0;
Line 1497  ENDPART Line 2812  ENDPART
      $resources_printed .= ":";       $resources_printed .= ":";
      $print_array[$i].=$output;       $print_array[$i].=$output;
      $student_names[$i].=$person.':'.$fullname.'_END_';       $student_names[$i].=$person.':'.$fullname.'_END_';
      &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);  #     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
        &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
      $flag_latex_header_remove = 'YES';       $flag_latex_header_remove = 'YES';
      if (&Apache::loncommon::connection_aborted($r)) { last; }       if (&Apache::loncommon::connection_aborted($r)) { last; }
  }   }
  &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);   &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
  $result .= $print_array[0].'  \end{document}';   $result .= $print_array[0].'  \end{document}';
      } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon')     ||       } elsif (($print_type eq 'problems_for_anon')      ||
       ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon')  ) {         ($print_type eq 'problems_for_anon_page') ||
         ($print_type eq 'resources_for_anon')  ) { 
  my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};   my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
  my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};   my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
  my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};   my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
Line 1514  ENDPART Line 2831  ENDPART
  my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'};   my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'};
   
  my $code_option=$helper->{'VARS'}->{'CODE_OPTION'};   my $code_option=$helper->{'VARS'}->{'CODE_OPTION'};
  open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');           my @lines = &Apache::grades::get_scantronformat_file();
  my ($code_type,$code_length)=('letter',6);   my ($code_type,$code_length)=('letter',6);
  foreach my $line (<FH>) {   foreach my $line (@lines) {
      my ($name,$type,$length) = (split(/:/,$line))[0,2,4];       my ($name,$type,$length) = (split(/:/,$line))[0,2,4];
      if ($name eq $code_option) {       if ($name eq $code_option) {
  $code_length=$length;   $code_length=$length;
Line 1566  ENDPART Line 2883  ENDPART
      @allcodes=keys(%allcodes);       @allcodes=keys(%allcodes);
  }   }
  my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};   my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
  my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});   my ($type) = split(/_/,$print_type);
    &adjust_number_to_print($helper);
  my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};   my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
  if ($number_per_page eq '0' || $number_per_page eq 'all') {   if ($number_per_page eq '0' || $number_per_page eq 'all'
      $number_per_page=$num_todo;       || $number_per_page eq 'section') {
        $number_per_page=$num_todo > 0 ? $num_todo : 1;
  }   }
  my $flag_latex_header_remove = 'NO';    my $flag_latex_header_remove = 'NO'; 
  my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');   my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
Line 1595  ENDPART Line 2914  ENDPART
  }   }
  &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);   &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
  $result .= $print_array[0].'  \end{document}';   $result .= $print_array[0].'  \end{document}';
      } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {             } elsif ($print_type eq 'problems_from_directory') {      
     #prints selected problems from the subdirectory       #prints selected problems from the subdirectory 
  $selectionmade = 6;   $selectionmade = 6;
         my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};          my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
Line 1606  ENDPART Line 2925  ENDPART
     $rndseed=$helper->{'VARS'}->{'curseed'};      $rndseed=$helper->{'VARS'}->{'curseed'};
  }   }
  for (my $i=0;$i<=$#list_of_files;$i++) {   for (my $i=0;$i<=$#list_of_files;$i++) {
   
       &Apache::lonenc::reset_enc();
   
     my $urlp = $list_of_files[$i];      my $urlp = $list_of_files[$i];
     $urlp=~s|//|/|;      $urlp=~s|//|/|;
     if ($urlp=~/\//) {      if ($urlp=~/\//) {
Line 1617  ENDPART Line 2939  ENDPART
     $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;      $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
  }   }
  $resources_printed .= $urlp.':';   $resources_printed .= $urlp.':';
  my $texversion=&Apache::lonnet::ssi($urlp,%form);   my $texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form);
  if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||   if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
    ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {     ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
     #  Don't permanently pervert %form:      #  Don't permanently pervert %form:
Line 1627  ENDPART Line 2949  ENDPART
     $answerform{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};      $answerform{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
     $answerform{'rndseed'}=$rndseed;      $answerform{'rndseed'}=$rndseed;
     $resources_printed .= $urlp.':';      $resources_printed .= $urlp.':';
     my $answer=&Apache::lonnet::ssi($urlp,%answerform);      my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
     if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {      if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
  $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;   $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
     } else {      } else {
Line 1644  ENDPART Line 2966  ENDPART
  $texversion.='\vskip 1 mm '.$answer.'\end{document}';   $texversion.='\vskip 1 mm '.$answer.'\end{document}';
     }      }
  }   }
                 #this chunck is responsible for printing the path to problem                  #this chunk is responsible for printing the path to problem
   
  my $newurlp=$urlp;   my $newurlp=$urlp;
  if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}   if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
  $newurlp=&path_to_problem($newurlp,$LaTeXwidth);   $newurlp=&path_to_problem($newurlp,$LaTeXwidth);
Line 1669  ENDPART Line 2992  ENDPART
  $result .= '\end{document}';         $result .= '\end{document}';      
     }      }
 #-------------------------------------------------------- corrections for the different page formats  #-------------------------------------------------------- corrections for the different page formats
     $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);  
     $result = &latex_corrections($number_of_columns,$result,$selectionmade,      # Only post process if that has not been turned off e.g. by a raw latex resource.
  $helper->{'VARS'}->{'ANSWER_TYPE'});  
     for (my $i=1;$i<=$#print_array;$i++) {      if ($do_postprocessing) {
  $print_array[$i] =    $result = &page_format_transformation($papersize,
     &latex_corrections($number_of_columns,$print_array[$i],        $laystyle,$numberofcolumns,
        $selectionmade,         $print_type,$result,
        $helper->{'VARS'}->{'ANSWER_TYPE'});        $helper->{VARS}->{'assignment'},
     }        $helper->{'VARS'}->{'TABLE_CONTENTS'},
     #changes page's parameters for the one column output         $helper->{'VARS'}->{'TABLE_INDEX'},
     if ($numberofcolumns == 1) {        $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/\\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/\\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/\\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'} /;   $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   #-- writing .tex file in prtspool 
     my $temp_file;      my $temp_file;
     my $identifier = &Apache::loncommon::get_cgi_id();      my $identifier = &Apache::loncommon::get_cgi_id();
     my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex";      my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex";
     if (!($#print_array>0)) {       if (!($#print_array>0)) { 
  unless ($temp_file = Apache::File->new('>'.$filename)) {         unless ($temp_file = Apache::File->new('>'.$filename)) {
     $r->log_error("Couldn't open $filename for output $!");    $r->log_error("Couldn't open $filename for output $!");
     return SERVER_ERROR;     return SERVER_ERROR; 
  }         }
  print $temp_file $result;         print $temp_file $result;
  my $begin=index($result,'\begin{document}',0);         my $begin=index($result,'\begin{document}',0);
  my $inc=substr($result,0,$begin+16);         my $inc=substr($result,0,$begin+16); 
     } else {      } else {
  my $begin=index($result,'\begin{document}',0);         my $begin=index($result,'\begin{document}',0);
  my $inc=substr($result,0,$begin+16);         my $inc=substr($result,0,$begin+16);
         for (my $i=0;$i<=$#print_array;$i++) {         for (my $i=0;$i<=$#print_array;$i++) {
     if ($i==0) {    if ($i==0) {
  $print_array[$i]=$result;        $print_array[$i]=$result;
     } else {    } else {
  my $anobegin=index($print_array[$i],'\setcounter{page}',0);        $print_array[$i].='\end{document}';
  substr($print_array[$i],0,$anobegin)='';        $print_array[$i] = 
  $print_array[$i]=$inc.$print_array[$i].'\end{document}';   &latex_corrections($number_of_columns,$print_array[$i],
     }     $selectionmade, 
     my $temp_file;     $helper->{'VARS'}->{'ANSWER_TYPE'});
     my $newfilename=$filename;      
     my $num=$i+1;        my $anobegin=index($print_array[$i],'\setcounter{page}',0);
     $newfilename =~s/\.tex$//;         substr($print_array[$i],0,$anobegin)='';
     $newfilename=sprintf("%s_%03d.tex",$newfilename, $num);        $print_array[$i]=$inc.$print_array[$i];
     unless ($temp_file = Apache::File->new('>'.$newfilename)) {    }
  $r->log_error("Couldn't open $newfilename for output $!");    my $temp_file;
  return SERVER_ERROR;     my $newfilename=$filename;
     }    my $num=$i+1;
     print $temp_file $print_array[$i];    $newfilename =~s/\.tex$//; 
  }    $newfilename=sprintf("%s_%03d.tex",$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='';      my $student_names='';
     if ($#print_array>0) {      if ($#print_array>0) {
  for (my $i=0;$i<=$#print_array;$i++) {          for (my $i=0;$i<=$#print_array;$i++) {
     $student_names.=$student_names[$i].'_ENDPERSON_';     $student_names.=$student_names[$i].'_ENDPERSON_';
  }   }
     } else {      } else {
  if ($#student_names>-1) {   if ($#student_names>-1) {
     $student_names=$student_names[0].'_ENDPERSON_';     $student_names=$student_names[0].'_ENDPERSON_';
  } else {   } else {
     my $fullname = &get_name($env{'user.name'},$env{'user.domain'});             my $fullname = &get_name($env{'user.name'},$env{'user.domain'});
     $student_names=join(':',$env{'user.name'},$env{'user.domain'},     $student_names=join(':',$env{'user.name'},$env{'user.domain'},
  $env{'request.course.sec'},$fullname).      $env{'request.course.sec'},$fullname).
     '_ENDPERSON_'.'_END_';   '_ENDPERSON_'.'_END_';
  }   }
     }       }
   
     my $URLback=''; #link to original document       # logic for now is too complex to trace if this has been defined
     if ($helper->{'VARS'}->{'construction'} ne '1') {       #  yet.
  #prints published resource       my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
  $URLback=&Apache::lonnet::escape('/adm/flip?postdata=return:');       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 {      } else {
  #prints resource from the construction space   $r->print(<<FINALEND);
  $URLback='/'.$helper->{'VARS'}->{'filename'};  
  if ($URLback=~/([^?]+)/) {  
     $URLback=$1;  
     $URLback=~s|^/~|/priv/|;  
  }  
     }  
     # logic for now is too complex to trace if this has been defined  
     #  yet.  
     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};  
     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};  
     &Apache::lonnet::appenv('cgi.'.$identifier.'.file'   => $filename,  
                             'cgi.'.$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);  
   
 $r->print(<<FINALEND);  
 <br />  <br />
 <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />  <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
 <a href="/cgi-bin/printout.pl?$identifier">Continue</a>  <a href="/cgi-bin/printout.pl?$identifier">$continue_text</a>
 </body>  $end_page
 </html>  
 FINALEND  FINALEND
       }                                     # endif ssi errors.
 }  }
   
   
Line 1804  sub print_resources { Line 3158  sub print_resources {
     my $printed = '';      my $printed = '';
     my ($username,$userdomain,$usersection) = split /:/,$person;      my ($username,$userdomain,$usersection) = split /:/,$person;
     my $fullname = &get_name($username,$userdomain);      my $fullname = &get_name($username,$userdomain);
     my $namepostfix;      my $namepostfix = "\\\\"; # Both anon and not anon should get the same vspace.
     if ($person =~ 'anon') {      if ($person =~ 'anon') {
  $namepostfix="\\\\Name: ";   $namepostfix .="Name: ";
  $fullname = "CODE - ".$moreenv->{'CODE'};   $fullname = "CODE - ".$moreenv->{'CODE'};
     }      }
   
       #  Fullname may have special latex characters that need \ prefixing:
       #
   
     my $i           = 0;      my $i           = 0;
     #goes through all resources, checks if they are available for       #goes through all resources, checks if they are available for 
     #current student, and produces output         #current student, and produces output   
   
     &Apache::lonxml::clear_problem_counter();      &Apache::lonxml::clear_problem_counter();
     my %page_breaks  = &get_page_breaks($helper);      my %page_breaks  = &get_page_breaks($helper);
     my @format_array = split(/\|/,$helper->{'VARS'}->{'FORMAT'});      my $columns_in_format = (split(/\|/,$helper->{'VARS'}->{'FORMAT'}))[1];
     my $columns_in_format = $format_array[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})  {      foreach my $curresline (@{$master_seq})  {
  if (defined $page_breaks{$curresline}) {   if (defined $page_breaks{$curresline}) {
     if($i != 0) {      if($i != 0) {
  $current_output.= "\\newpage\n";   $current_output.= "\\newpage\n";
     }      }
  }   }
    $current_output .= &get_extra_vspaces($helper, $curresline);
  $i++;   $i++;
  if ( !($type eq 'problems' &&    if ( !($type eq 'problems' && 
        ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {         ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) ) {
     my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);      my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
     if (&Apache::lonnet::allowed('bre',$res_url)) {      if (&Apache::lonnet::allowed('bre',$res_url)) {
  if ($res_url!~m|^ext/|   if ($res_url!~m|^ext/|
     && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {      && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
     $printed .= $curresline.':';      $printed .= $curresline.':';
   
     &Apache::lonxml::remember_problem_counter();          &Apache::lonxml::remember_problem_counter();    
   
     my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);      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') ||      if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
        ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {         ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
  #   Use a copy of the hash so we don't pervert it on future loop passes.   #   Use a copy of the hash so we don't pervert it on future loop passes.
Line 1854  sub print_resources { Line 3232  sub print_resources {
   
           
     my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});      my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
     my $body   ='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';                              unless ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') {
     $body     .=&path_to_problem($res_url,$LaTeXwidth);                                      $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;      $body     .='\vskip 1 mm '.$ansrendered;
     $body     = &encapsulate_minipage($body);      $body     = &encapsulate_minipage($body);
     $rendered = $header.$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') {      if ($remove_latex_header eq 'YES') {
  $rendered = &latex_header_footer_remove($rendered);   $rendered = &latex_header_footer_remove($rendered);
     } else {      } else {
Line 1868  sub print_resources { Line 3257  sub print_resources {
     }      }
     $current_output .= $rendered;          $current_output .= $rendered;    
  } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {   } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
       if ($i == 1) {
    $syllabus_first = 1;
       }
     $printed .= $curresline.':';      $printed .= $curresline.':';
     my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);      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') {      if ($remove_latex_header eq 'YES') {
  $rendered = &latex_header_footer_remove($rendered);   $rendered = &latex_header_footer_remove($rendered);
     } else {      } else {
  $rendered =~ s/\\end{document}//;   $rendered =~ s/\\end{document}//;
     }      }
     $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';      $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
    } 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 {   } else {
     my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline);      my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline);
     if ($remove_latex_header ne 'NO') {      if ($remove_latex_header ne 'NO') {
Line 1892  sub print_resources { Line 3294  sub print_resources {
  }   }
  if (&Apache::loncommon::connection_aborted($r)) { last; }   if (&Apache::loncommon::connection_aborted($r)) { last; }
     }      }
   
       if ($syllabus_first) {
           $current_output =~ s/\\\\ Last updated:/Last updated:/
       }
     my $courseidinfo = &get_course();      my $courseidinfo = &get_course();
     if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }  
     if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}  
     my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');      my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
       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 ($current_output=~/\\documentclass/) {      if ($current_output=~/\\documentclass/) {
  if ($columns_in_format == 1) {   $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /;
     $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;  
  } else {  
         $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fancyhead[LO]{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;  
   
  }  
     } else {      } else {
  my $blankpages = '';   my $blankpages = 
  for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}      '\clearpage\strut\clearpage'x$helper->{'VARS'}->{'EMPTY_PAGES'};
  if ($columns_in_format == 1) {      
     $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\vspace*{-2 mm}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blankpages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}'.$namepostfix.'}} \vskip 5 mm '.$current_output;   $current_output = '\strut\vspace*{-6 mm}\\newline'.
  } else {      &copyright_line().' \newpage '.$blankpages.$end_of_student.
    $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\vspace*{-2 mm}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blankpages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}'.$namepostfix.'}} \vskip 5 mm '.$current_output;      '\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent'.
  }      $header_line.$namepostfix.'} \vskip 5 mm '.$current_output;
     }      }
       #
       #  Close the student bracketing.
       #
     return ($current_output,$fullname, $printed);      return ($current_output,$fullname, $printed);
   
 }  }
Line 1930  sub handler { Line 3338  sub handler {
     }      }
         
   
     my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});      %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
     
   
   
Line 1943  sub handler { Line 3351  sub handler {
     if(-e $conversion_queuefile) {      if(-e $conversion_queuefile) {
  unlink $conversion_queuefile;   unlink $conversion_queuefile;
     }      }
       
   
     &output_data($r,$helper,\%parmhash);      &output_data($r,$helper,\%parmhash);
     return OK;      return OK;
 }   } 
Line 1965  sub init_perm { Line 3375  sub init_perm {
  $perm{'pav'}=&Apache::lonnet::allowed('pav',   $perm{'pav'}=&Apache::lonnet::allowed('pav',
   $env{'request.course.id'}.'/'.$env{'request.course.sec'});    $env{'request.course.id'}.'/'.$env{'request.course.sec'});
     }      }
     $perm{'pfo'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'});      $perm{'pfo'}=&Apache::lonnet::allowed('pfo',$env{'request.course.id'});
     if (!$perm{'pfo'}) {      if (!$perm{'pfo'}) {
  $perm{'pfo'}=&Apache::lonnet::allowed('pfo',   $perm{'pfo'}=&Apache::lonnet::allowed('pfo',
   $env{'request.course.id'}.'/'.$env{'request.course.sec'});    $env{'request.course.id'}.'/'.$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 {  sub printHelper {
Line 2013  sub printHelper { Line 3455  sub printHelper {
     $helper->declareVar('FINISHPAGE');      $helper->declareVar('FINISHPAGE');
     $helper->declareVar('PRINT_TYPE');      $helper->declareVar('PRINT_TYPE');
     $helper->declareVar("showallfoils");      $helper->declareVar("showallfoils");
       $helper->declareVar("STUDENTS");
       $helper->declareVar("EXTRASPACE");
   
     #  The page breaks can get loaded initially from the course environment:     
   
   
       #  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.      # But we only do this in the initial state so that they are allowed to change.
     #      #
   
     # $helper->{VARS}->{FINISHPAGE} = '';  
           
     &Apache::loncommon::restore_course_settings('print',      &Apache::loncommon::restore_course_settings('print',
  {'pagebreaks'  => 'scalar',   {'pagebreaks'  => 'scalar',
    'extraspace'  => 'scalar',
    'extraspace_units' => 'scalar',
          'lastprinttype' => 'scalar'});           'lastprinttype' => 'scalar'});
           
       # This will persistently load in the data we want from the
       # very first screen.
           
     if($helper->{VARS}->{PRINT_TYPE} eq $env{'form.lastprinttype'}) {      if($helper->{VARS}->{PRINT_TYPE} eq $env{'form.lastprinttype'}) {
  if (!defined ($env{"form.CURRENT_STATE"})) {   if (!defined ($env{"form.CURRENT_STATE"})) {
           
     $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};      $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
       $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'};
       $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};
  } else {   } else {
     my $state = $env{"form.CURRENT_STATE"};      my $state = $env{"form.CURRENT_STATE"};
     if ($state eq "START") {      if ($state eq "START") {
  $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};   $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
    $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'};
    $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};
   
     }      }
  }   }
   
     }      }
   
       
     # This will persistently load in the data we want from the  
     # very first screen.  
     # Detect whether we're coming from construction space      # Detect whether we're coming from construction space
     if ($env{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {      if ($env{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {
         $helper->{VARS}->{'filename'} = "~$1/$2";          $helper->{VARS}->{'filename'} = "~$1/$2";
Line 2048  sub printHelper { Line 3501  sub printHelper {
     } else {      } else {
         if ($env{'form.postdata'}) {          if ($env{'form.postdata'}) {
             $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'});              $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'});
       if ( $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'};
Line 2075  sub printHelper { Line 3531  sub printHelper {
     my $symb = $helper->{VARS}->{'symb'};      my $symb = $helper->{VARS}->{'symb'};
     my ($map, $id, $url);      my ($map, $id, $url);
     my $subdir;      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      # Get the resource name from construction space
     if ($helper->{VARS}->{'construction'}) {      if ($helper->{VARS}->{'construction'}) {
Line 2083  sub printHelper { Line 3542  sub printHelper {
         $subdir = substr($helper->{VARS}->{'filename'},          $subdir = substr($helper->{VARS}->{'filename'},
                          0, rindex($helper->{VARS}->{'filename'}, '/') + 1);                           0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
     } else {      } else {
         ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);   # From course space:
         $helper->{VARS}->{'postdata'} =   
     &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($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 (!$resourceTitle) { # if the resource doesn't have a title, use the filename          if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
             my $postdata = $helper->{VARS}->{'postdata'};              my $postdata = $helper->{VARS}->{'postdata'};
             $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);              $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
         }          }
         $subdir = &Apache::lonnet::filelocation("", $url);          $subdir = &Apache::lonnet::filelocation("", $url);
   
   
     }      }
     if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) {      if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) {
  $helper->{VARS}->{'curseed'}=$env{'form.curseed'};   $helper->{VARS}->{'curseed'}=$env{'form.curseed'};
     }      }
     if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {      if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
  $helper->{VARS}->{'probstatus'}=$env{'form.problemtype'};   $helper->{VARS}->{'probstatus'}=$env{'form.problemstatus'};
     }      }
   
     my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();      my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
Line 2106  sub printHelper { Line 3579  sub printHelper {
   
     # "Delete everything after the last slash."      # "Delete everything after the last slash."
     $subdir =~ s|/[^/]+$||;      $subdir =~ s|/[^/]+$||;
     if (not $helper->{VARS}->{'construction'}) {  
  $subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir;  
     }  
     # "Remove all duplicate slashes."  
     $subdir =~ s|/+|/|g;  
   
     # What can be printed is a very dynamic decision based on      # What can be printed is a very dynamic decision based on
     # lots of factors. So we need to dynamically build this list.      # lots of factors. So we need to dynamically build this list.
Line 2126  sub printHelper { Line 3594  sub printHelper {
     my $printChoices = [];      my $printChoices = [];
     my $paramHash;      my $paramHash;
   
     if ($resourceTitle) {      # If there is a current resource and it is printable
         push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('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      # Useful filter strings
     my $isProblem = '($res->is_problem()||$res->contains_problem) ';  
       my $isPrintable = ' && $res->resprintable()';
   
       my $isProblem = '(($res->is_problem()||$res->contains_problem() ||$res->is_practice()))';
       $isProblem .= $isPrintable unless $userCanPrint;
     $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;      $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
     my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()';      my $isProblemOrMap = '($res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())';
     my $isNotMap = '!$res->is_sequence()';      $isProblemOrMap .= $isPrintable unless $userCanPrint;
       my $isNotMap = '(!$res->is_sequence())';
       $isNotMap .= $isPrintable unless $userCanPrint;
     $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;      $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
     my $isMap = '$res->is_map()';      my $isMap = '$res->is_map()';
     my $symbFilter = '$res->shown_symb()';      $isMap .= $isPrintable unless $userCanPrint;
       my $symbFilter = '$res->shown_symb() ';
     my $urlValue = '$res->link()';      my $urlValue = '$res->link()';
   
     $helper->declareVar('SEQUENCE');      $helper->declareVar('SEQUENCE');
   
       # If we're in a sequence...
   
       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 we're in a sequence...      }
     if (($helper->{'VARS'}->{'construction'} ne '1') &&  
       # 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}->{'postdata'} &&
  $helper->{VARS}->{'assignment'}) {   $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 Incomplete  [_1]Problems[_2] from folder [_3]' . $textSuffix,
     '<b>', '</b>',
     '<b><i>'. $sequenceTitle . '</b></i>'),
         $printSelector,
         $nextState]);
   
         # Allow problems from sequence          # Allow problems from sequence
         push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></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          # Allow all resources from sequence
         push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></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 $helperFragment = <<HELPERFRAGMENT;   &Apache::lonxml::xmlparse($r, 'helper', $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' addstatus="1"  
               closeallpages="1">  
       <nextstate>PAGESIZE</nextstate>  
       <filterfunc>return $isProblem;</filterfunc>  
       <mapurl>$map</mapurl>  
       <valuefunc>return $symbFilter;</valuefunc>  
       <option text='Newpage' variable='FINISHPAGE' />  
       </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' addstatus="1"      my $post_data = $helper->{VARS}->{'postdata'};
               closeallpages="1">      
       <nextstate>PAGESIZE</nextstate>      if ($perm{'pfo'} &&  !$is_published  &&
       <filterfunc>return $isNotMap;</filterfunc>          ($post_data=~/\/res\// || $post_data =~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) { 
       <mapurl>$map</mapurl>  
       <valuefunc>return $symbFilter;</valuefunc>   # BZ 5209 - incomplete problems from entire course:
       <option text='Newpage' variable='FINISHPAGE' />  
       </resource>   push(@{$printChoices},
     </state>       [&mtn('Selected incomplete <b>Problems</b> from <b>entire course</b> for selected people'),
 HELPERFRAGMENT        'incomplete_problems_selpeople_course', 'INCOMPLETE_PROBLEMS_COURSE_RESOURCES']);
    my $helperFragment = &create_incomplete_course_helper($helper); # Create needed states.
   
  &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);   &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
     }  
   
     # If the user has pfo (print for otheres) allow them to print all    #  Selected problems/resources from entire course:
     # problems and resources  in the entier course, optionally for selected students  
     if ($perm{'pfo'} &&           push @{$printChoices}, [&mtn('Selected <b>Problems</b> from <b>entire course</b>'), 'all_problems', 'ALL_PROBLEMS'];
         ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) {    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'];
         push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];  my $suffixXml = <<ALL_PROBLEMS;
  push @{$printChoices}, ['<b>Resources</b> from <b>entire course</b>', 'all_resources', 'ALL_RESOURCES'];    <state name="STUDENTS1" title="Select People">
          &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS);        <message><b>Select sorting order of printout</b> </message>
   <state name="ALL_PROBLEMS" title="Select Problem(s) to print">      <choices variable='student_sort'>
     <message>(mark them then click "next" button) <br /></message>        <choice computer='0'>Sort by section then student</choice>
     <resource variable="RESOURCES" toponly='0' multichoice="1"        <choice computer='1'>Sort by students across sections.</choice>
  suppressEmptySequences='0' addstatus="1" closeallpages="1">      </choices>
       <nextstate>PAGESIZE</nextstate>        <message><br /><hr /><br /> </message>
       <filterfunc>return $isProblemOrMap;</filterfunc>        <student multichoice='1' variable="STUDENTS" nextstate="PRINT_FORMATTING" coursepersonnel="1"/>
       <choicefunc>return $isNotMap;</choicefunc>  
       <valuefunc>return $symbFilter;</valuefunc>  
       <option text='Newpage' variable='FINISHPAGE' />  
     </resource>  
   </state>  
   <state name="ALL_RESOURCES" title="Select Resource(s) to print">  
     <message>(Mark them then click "next" button) <br /> </message>  
     <resource variable="RESOURCES" toponly='0' multichoice='1'  
               suppressEmptySequences='0' addstatus='1' closeallpages='1'>  
       <nextstate>PAGESIZE</nextstate>  
       <filterfunc>return $isNotMap; </filterfunc>  
       <valuefunc>return $symbFilter;</valuefunc>  
       <option text='NewPage' variable='FINISHPAGE' />  
     </resource>  
   </state>    </state>
 ALL_PROBLEMS  ALL_PROBLEMS
            &Apache::lonxml::xmlparse($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 ($helper->{VARS}->{'assignment'}) {   if ($helper->{VARS}->{'assignment'}) {
     push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'problems_for_students', 'CHOOSE_STUDENTS'];  
     push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'problems_for_anon', 'CHOOSE_ANON1'];      # 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:   # resource_selector will hold a few states that:
  #   - Allow resources to be selected for printing.   #   - Allow resources to be selected for printing.
  #   - Determine pagination between assignments.   #   - Determine pagination between assignments.
Line 2228  ALL_PROBLEMS Line 3849  ALL_PROBLEMS
  #    with one state, and use REGEXPs at inclusion time to set state names   #    with one state, and use REGEXPs at inclusion time to set state names
  #    and next states for better mix and match capability   #    and next states for better mix and match capability
  #   #
  my $resource_selector=<<RESOURCE_SELECTOR;   my $resource_selector= &generate_resource_chooser('SELECT_PROBLEMS',
     <state name="SELECT_PROBLEMS" title="Select resources to print">    'Select resources to print',
    <nextstate>PRINT_FORMATTING</nextstate>     'multichoice="1" addstatus="1" closeallpages="1"',
    <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>    'RESOURCES', 
     <resource variable="RESOURCES" multichoice="1" addstatus="1"     'PRINT_FORMATTING',
               closeallpages="1">    $map,
       <filterfunc>return $isProblem;</filterfunc>    $isProblem, '', $symbFilter,
       <mapurl>$map</mapurl>    $start_new_option);
       <valuefunc>return $symbFilter;</valuefunc>          my $secpdfoption;
       <option text='New Page' variable='FINISHPAGE' />          unless (($helper->{'VARS'} eq 'problems_for_anon')     ||
       </resource>                  ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon_page') ||
     </state>                  ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon')  ) {
     <state name="PRINT_FORMATTING" title="How should results be printed?">              $secpdfoption =  '<choice computer="sections">Each PDF contains exactly one section</choice>';
     <nextstate>NUMBER_PER_PDF</nextstate>          }
     <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>   $resource_selector .=  &generate_format_selector($helper,
     <choices variable="EMPTY_PAGES">                                                           'How should results be printed?').
       <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>                                 &generate_resource_chooser('CHOOSE_STUDENTS_PAGE',
       <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>   'Select Problem(s) to print',
       <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>   "multichoice='1' addstatus='1' closeallpages ='1'",
       <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>   'RESOURCES',
     </choices>   'PRINT_FORMATTING',
     </state>   $url,
     <state name="NUMBER_PER_PDF" title="Number printed at once">   $isProblem, '',  $symbFilter,
     <nextstate>PAGESIZE</nextstate>   $start_new_option);
     <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>  # Generate student choosers.
        <choice computer="sections">Each PDF contains exactly one section</choice>  
        <choice computer="oneper">Each PDF contains exactly one assignment</choice>  
        <choice computer="usenumber">Specify Number:</choice>  
     </choices>  
     <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>  
     </state>  
 RESOURCE_SELECTOR  
   
         &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);  
   <state name="CHOOSE_STUDENTS" title="Select Students and Resources">  
       <message><b>Select sort order</b> </message>          &Apache::lonxml::xmlparse($r, 'helper',
     <choices variable='student_sort'>    &generate_student_chooser('CHOOSE_TGT_STUDENTS_PAGE',
       <choice computer='0'>Sort by section then student</choice>      'student_sort',
       <choice computer='1'>Sort by students across sections.</choice>      'STUDENTS',
     </choices>      'CHOOSE_STUDENTS_PAGE'));
       <student multichoice='1' variable="STUDENTS" nextstate="SELECT_PROBLEMS" coursepersonnel="1"/>   &Apache::lonxml::xmlparse($r, 'helper', 
   </state>    &generate_student_chooser('CHOOSE_STUDENTS',
     $resource_selector      'student_sort',
 CHOOSE_STUDENTS      'STUDENTS',
       'SELECT_PROBLEMS'));
    &Apache::lonxml::xmlparse($r, 'helper', $resource_selector);
   
  my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};   my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
  my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};   my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
Line 2295  CHOOSE_STUDENTS Line 3911  CHOOSE_STUDENTS
     }      }
  }   }
   
  my $code_selection = "<choice></choice>\n";   my $code_selection;
  foreach my $code (sort {uc($a) cmp uc($b)} (keys(%codes_to_print))) {   foreach my $code (sort {uc($a) cmp uc($b)} (keys(%codes_to_print))) {
     my $choice  = $code;      my $choice  = $code;
     if ($code =~ /^[A-Z]+$/) { # Alpha code      if ($code =~ /^[A-Z]+$/) { # Alpha code
  $choice = &letters_to_num($code);   $choice = &letters_to_num($code);
     }      }
     $code_selection .= '   <choice computer="'.$choice.'">'.$code."</choice>\n";      push(@{$helper->{DATA}{ALL_CODE_CHOICES}},[$code,$choice]);
  }   }
  open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');   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='';   my $codechoice='';
  foreach my $line (<FH>) {   foreach my $line (@lines) {
     my ($name,$description,$code_type,$code_length)=      my ($name,$description,$code_type,$code_length)=
  (split(/:/,$line))[0,1,2,4];   (split(/:/,$line))[0,1,2,4];
     if ($code_length > 0 &&       if ($code_length > 0 && 
Line 2316  CHOOSE_STUDENTS Line 3947  CHOOSE_STUDENTS
  if ($codechoice eq '') {   if ($codechoice eq '') {
     $codechoice='<choice computer="default">Default</choice>';      $codechoice='<choice computer="default">Default</choice>';
  }   }
         &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);   my $anon1 = &generate_code_selector($helper, 
   <state name="CHOOSE_ANON1" title="Select Students and Resources">      'CHOOSE_ANON1',
     <nextstate>SELECT_PROBLEMS</nextstate>      'SELECT_PROBLEMS',
     <message><table><tr><td><b>Number of anonymous assignments to print:</b></td><td></message>      $codechoice,
     <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">      $code_selection,
        <validator>      $namechoice) . $resource_selector;
  if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&      
     !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                &&      
             !\$helper->{'VARS'}{'SINGLE_CODE'}                    &&          &Apache::lonxml::xmlparse($r, 'helper',$anon1);
     !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {  
     return "You need to specify the number of assignments to print";   my $anon_page = &generate_code_selector($helper,
  }   'CHOOSE_ANON1_PAGE',
  return undef;   'SELECT_PROBLEMS_PAGE',
        </validator>   $codechoice,
     </string>   $code_selection,
     <message></td></tr><tr><td></message>   $namechoice) .
     <message><b>Names to store the CODEs under for later:</b></message>   &generate_resource_chooser('SELECT_PROBLEMS_PAGE',
     <message></td><td></message>     'Select Problem(s) to print',
     <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />     "multichoice='1' addstatus='1' closeallpages ='1'",
     <message></td></tr><tr><td></message>     'RESOURCES',
     <message><b>Bubble sheet type:</b></message>     'PRINT_FORMATTING',
     <message></td><td></message>     $url,
     <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">     $isProblem, '',  $symbFilter,
     $codechoice     $start_new_option);
     </dropdown>   &Apache::lonxml::xmlparse($r, 'helper', $anon_page);
     <message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>  
     <message></td></tr><tr><td></message>  
     <message><b>Enter a CODE to print:</b></td><td></message>  
     <string variable="SINGLE_CODE" size="10">  
         <validator>  
    if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}           &&  
       !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                 &&  
       !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {  
       return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},  
       \$helper->{'VARS'}{'CODE_OPTION'});  
    } else {  
        return undef; # Other forces control us.  
    }  
         </validator>  
     </string>  
     <message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>  
     <message><b>Reprint a set of saved CODEs:</b></message>  
     <message></td><td></message>  
     <dropdown variable="REUSE_OLD_CODES">  
         $namechoice  
     </dropdown>  
     <message></td></tr></table></message>  
     <message><hr width='33%' /></message>  
   </state>  
   $resource_selector  
 CHOOSE_ANON1  
   
   
  if ($helper->{VARS}->{'assignment'}) {   if ($helper->{VARS}->{'assignment'}) {
     push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'resources_for_students', 'CHOOSE_STUDENTS1'];  
     push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'resources_for_anon', 'CHOOSE_ANON2'];      # 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;   $resource_selector=<<RESOURCE_SELECTOR;
     <state name="SELECT_RESOURCES" title="Select Resources">      <state name="SELECT_RESOURCES" title="Select Resources">
       $randomly_ordered_warning
     <nextstate>PRINT_FORMATTING</nextstate>      <nextstate>PRINT_FORMATTING</nextstate>
     <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>      <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
     <resource variable="RESOURCES" multichoice="1" addstatus="1"       <resource variable="RESOURCES" multichoice="1" addstatus="1" 
Line 2384  CHOOSE_ANON1 Line 3993  CHOOSE_ANON1
       <filterfunc>return $isNotMap;</filterfunc>        <filterfunc>return $isNotMap;</filterfunc>
       <mapurl>$map</mapurl>        <mapurl>$map</mapurl>
       <valuefunc>return $symbFilter;</valuefunc>        <valuefunc>return $symbFilter;</valuefunc>
       <option text='Newpage' variable='FINISHPAGE' />        $start_new_option
       </resource>        </resource>
     </state>      </state>
     <state name="PRINT_FORMATTING" title="Format of the print job">  
     <nextstate>NUMBER_PER_PDF</nextstate>  
     <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>  
     <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>  
     </state>  
     <state name="NUMBER_PER_PDF" title="Number assignments per pdf">  
     <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>  
        <choice computer="sections">Each PDF contains exactly one section</choice>  
        <choice computer="oneper">Each PDF contains exactly one assignment</choice>  
        <choice computer="usenumber">Specify Number:</choice>  
     </choices>  
     <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>  
     </state>  
 RESOURCE_SELECTOR  RESOURCE_SELECTOR
   
           my $nextstate = '<nextstate>NUMBER_PER_PDF</nextstate>'; 
           $resource_selector .= &generate_format_selector($helper,
                                                           'Format of the print job',
                                                           $nextstate);
  &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);   &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
   <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">    <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
     <choices variable='student_sort'>      <choices variable='student_sort'>
       <choice computer='0'>Sort by section then student</choice>        <choice computer='0'>Sort by section then student</choice>
       <choice computer='1'>Sort by students across sections.</choice>        <choice computer='1'>Sort by students across sections.</choice>
     </choices>      </choices>
       <message><br /><hr /><br /></message>
     <student multichoice='1' variable="STUDENTS" nextstate="SELECT_RESOURCES" coursepersonnel="1" />      <student multichoice='1' variable="STUDENTS" nextstate="SELECT_RESOURCES" coursepersonnel="1" />
   
     </state>      </state>
Line 2423  RESOURCE_SELECTOR Line 4016  RESOURCE_SELECTOR
 CHOOSE_STUDENTS1  CHOOSE_STUDENTS1
   
  &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);   &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
   <state name="CHOOSE_ANON2" title="Select Students and Resources">    <state name="CHOOSE_ANON2" title="Select CODEd Assignments">
     <nextstate>SELECT_RESOURCES</nextstate>      <nextstate>SELECT_RESOURCES</nextstate>
     <message><table><tr><td><b>Number of anonymous assignments to print:</b></td><td></message>      <message><h4>Fill out one of the forms below</h4></message>
     <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">      <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>         <validator>
  if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&   if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
     !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                &&      !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                &&
Line 2434  CHOOSE_STUDENTS1 Line 4030  CHOOSE_STUDENTS1
     !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {      !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
     return "You need to specify the number of assignments to print";      return "You need to specify the number of assignments to print";
  }   }
           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;   return undef;
        </validator>         </validator>
     </string>      </string>
     <message></td></tr><tr><td></message>      <message></td></tr><tr><td></message>
     <message><b>Names to store the CODEs under for later:</b></message>      <message><b>Names to save the CODEs under for later:</b></message>
     <message></td><td></message>      <message></td><td></message>
     <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />      <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
     <message></td></tr><tr><td></message>      <message></td></tr><tr><td></message>
Line 2447  CHOOSE_STUDENTS1 Line 4047  CHOOSE_STUDENTS1
     <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">      <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
     $codechoice      $codechoice
     </dropdown>      </dropdown>
     <message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>      <message></td></tr><tr><td></table></message>
     <message></td></tr><tr><td></message>      <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message>
     <message><b>Enter a CODE to print:</b></td><td></message>      <message><tr><td><b>Enter a CODE to print:</b></td><td></message>
     <string variable="SINGLE_CODE" size="10">      <string variable="SINGLE_CODE" size="10">
         <validator>          <validator>
    if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}           &&     if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}           &&
Line 2457  CHOOSE_STUDENTS1 Line 4057  CHOOSE_STUDENTS1
       !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {        !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
       return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},        return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
       \$helper->{'VARS'}{'CODE_OPTION'});        \$helper->{'VARS'}{'CODE_OPTION'});
     } elsif (\$helper->{'VARS'}{'SINGLE_CODE'} ne ''){
         return 'Specifying a code name is incompatible specifying number of codes.';
    } else {     } else {
        return undef; # Other forces control us.         return undef; # Other forces control us.
    }     }
         </validator>          </validator>
     </string>      </string>
     <message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>      <message></td></tr><tr><td></message>
     <message><b>Reprint a set of saved CODEs:</b></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>      <message></td><td></message>
     <dropdown variable="REUSE_OLD_CODES">      <dropdown variable="REUSE_OLD_CODES">
         $namechoice          $namechoice
     </dropdown>      </dropdown>
     <message></td></tr></table></message>      <message></td></tr></table></message>
     <message><hr width='33%' /></message>  
   </state>    </state>
     $resource_selector      $resource_selector
 CHOOSE_ANON2  CHOOSE_ANON2
     }      }
   
     # FIXME: That RE should come from a library somewhere.      # FIXME: That RE should come from a library somewhere.
     if ((((&Apache::lonnet::allowed('bre',$subdir) eq 'F') and ($helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)) or defined $helper->{'VARS'}->{'construction'}) and $perm{'pav'} and $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {          if (($perm{'pav'} 
         push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></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;          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>$pretty_dir</small></b> to print">
     <message>(mark them then click "next" button) <br /></message>  
     <files variable="FILES" multichoice='1'>      <files variable="FILES" multichoice='1'>
       <nextstate>PAGESIZE</nextstate>        <nextstate>PAGESIZE</nextstate>
       <filechoice>return '$subdir';</filechoice>        <filechoice>return '$subdir';</filechoice>
Line 2502  CHOOSE_FROM_SUBDIR Line 4114  CHOOSE_FROM_SUBDIR
   
     # Allow the user to select any sequence in the course, feed it to      # Allow the user to select any sequence in the course, feed it to
     # another resource selector for that sequence      # another resource selector for that sequence
     if (!$helper->{VARS}->{'construction'}) {      if (!$helper->{VARS}->{'construction'} && !$is_published) {
  push @$printChoices, ["<b>Resources</b> from <b>selected sequence</b> in course",   push @$printChoices, [&mtn("Selected <b>Resources</b> from <b>selected folder</b> in course"),
       'select_sequences', 'CHOOSE_SEQUENCE'];        'select_sequences', 'CHOOSE_SEQUENCE'];
  my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};   my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
  #Escape apostrophes and backslashes for Perl   #Escape apostrophes and backslashes for Perl
Line 2525  CHOOSE_FROM_SUBDIR Line 4137  CHOOSE_FROM_SUBDIR
     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"      <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
               closeallpages="1">                closeallpages="1">
       <nextstate>PAGESIZE</nextstate>        <nextstate>PAGESIZE</nextstate>
       <filterfunc>return $isProblem</filterfunc>        <filterfunc>return $isNotMap</filterfunc>
       <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>        <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
       <valuefunc>return $symbFilter;</valuefunc>        <valuefunc>return $symbFilter;</valuefunc>
       <option text='Newpage' variable='FINISHPAGE' />        $start_new_option
       </resource>        </resource>
     </state>      </state>
 CHOOSE_FROM_ANY_SEQUENCE  CHOOSE_FROM_ANY_SEQUENCE
Line 2547  CHOOSE_FROM_ANY_SEQUENCE Line 4159  CHOOSE_FROM_ANY_SEQUENCE
     my $startedTable = 0; # have we started an HTML table yet? (need      my $startedTable = 0; # have we started an HTML table yet? (need
                           # to close it later)                            # to close it later)
   
     if (($perm{'pav'} and &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) or       if (($perm{'pav'} and $perm{'vgr'}) or 
  ($helper->{VARS}->{'construction'} eq '1')) {   ($helper->{VARS}->{'construction'} eq '1')) {
  addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");   &addMessage('<br />'
                      .'<h3>'.&mt('Print Options').'</h3>'
                      .&Apache::lonhtmlcommon::start_pick_box()
                      .&Apache::lonhtmlcommon::row_title(
                          '<label for="ANSWER_TYPE_forminput">'
                         .&mt('Print Answers')
                         .'</label>'
                       )
           );
         $paramHash = Apache::lonhelper::getParamHash();          $paramHash = Apache::lonhelper::getParamHash();
  $paramHash->{'variable'} = 'ANSWER_TYPE';      $paramHash->{'variable'} = 'ANSWER_TYPE';   
  $helper->declareVar('ANSWER_TYPE');            $helper->declareVar('ANSWER_TYPE');         
Line 2559  CHOOSE_FROM_ANY_SEQUENCE Line 4179  CHOOSE_FROM_ANY_SEQUENCE
                                    ['Only Answers', 'only']                                     ['Only Answers', 'only']
                                 ];                                  ];
         Apache::lonhelper::dropdown->new();          Apache::lonhelper::dropdown->new();
  addMessage("</td></tr>");   &addMessage(&Apache::lonhtmlcommon::row_closure());
  $startedTable = 1;   $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 ($perm{'pav'}) {      if ($perm{'pav'}) {
  if (!$startedTable) {   if (!$startedTable) {
     addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");      addMessage("<hr width='33%' /><table><tr><td align='right'>".
                          '<label for="LATEX_TYPE_forminput">'.
                          &mt('LaTeX mode').
                          "</label>: </td><td>");
     $startedTable = 1;      $startedTable = 1;
  } else {   } else {
     addMessage("<tr><td align='right'>LaTeX mode: </td><td>");      &addMessage(&Apache::lonhtmlcommon::row_title(
                              '<label for="LATEX_TYPE_forminput">'
                              .&mt('LaTeX mode')
                              .'</label>'
                           )
               );
  }   }
         $paramHash = Apache::lonhelper::getParamHash();          $paramHash = Apache::lonhelper::getParamHash();
  $paramHash->{'variable'} = 'LATEX_TYPE';      $paramHash->{'variable'} = 'LATEX_TYPE';   
Line 2584  CHOOSE_FROM_ANY_SEQUENCE Line 4240  CHOOSE_FROM_ANY_SEQUENCE
  }   }
         Apache::lonhelper::dropdown->new();          Apache::lonhelper::dropdown->new();
     
  addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>");   &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 = Apache::lonhelper::getParamHash();
  $paramHash->{'variable'} = 'TABLE_CONTENTS';      $paramHash->{'variable'} = 'TABLE_CONTENTS';   
  $helper->declareVar('TABLE_CONTENTS');            $helper->declareVar('TABLE_CONTENTS');         
Line 2592  CHOOSE_FROM_ANY_SEQUENCE Line 4254  CHOOSE_FROM_ANY_SEQUENCE
                                    ['No', 'no'],                                     ['No', 'no'],
                                    ['Yes', 'yes'] ];                                     ['Yes', 'yes'] ];
         Apache::lonhelper::dropdown->new();          Apache::lonhelper::dropdown->new();
  addMessage("</td></tr>");   &addMessage(&Apache::lonhtmlcommon::row_closure());
                   
  if (not $helper->{VARS}->{'construction'}) {   if (not $helper->{VARS}->{'construction'}) {
     addMessage("<tr><td align='right'>Print Index: </td><td>");      &addMessage(&Apache::lonhtmlcommon::row_title(
                               '<label for="TABLE_INDEX_forminput">'
                              .&mt('Print Index')
                              .'</label>'
                           )
               );
     $paramHash = Apache::lonhelper::getParamHash();      $paramHash = Apache::lonhelper::getParamHash();
     $paramHash->{'variable'} = 'TABLE_INDEX';         $paramHash->{'variable'} = 'TABLE_INDEX';   
     $helper->declareVar('TABLE_INDEX');               $helper->declareVar('TABLE_INDEX');         
Line 2603  CHOOSE_FROM_ANY_SEQUENCE Line 4270  CHOOSE_FROM_ANY_SEQUENCE
      ['No', 'no'],       ['No', 'no'],
      ['Yes', 'yes'] ];       ['Yes', 'yes'] ];
     Apache::lonhelper::dropdown->new();      Apache::lonhelper::dropdown->new();
     addMessage("</td></tr>");              &addMessage(&Apache::lonhtmlcommon::row_closure());
     addMessage("<tr><td align='right'>Print Discussions: </td><td>");              &addMessage(&Apache::lonhtmlcommon::row_title(
                               '<label for="PRINT_DISCUSSIONS_forminput">'
                              .&mt('Print Discussions')
                              .'</label>'
                           )
               );
     $paramHash = Apache::lonhelper::getParamHash();      $paramHash = Apache::lonhelper::getParamHash();
     $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';         $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';   
     $helper->declareVar('PRINT_DISCUSSIONS');               $helper->declareVar('PRINT_DISCUSSIONS');         
Line 2612  CHOOSE_FROM_ANY_SEQUENCE Line 4284  CHOOSE_FROM_ANY_SEQUENCE
      ['No', 'no'],       ['No', 'no'],
      ['Yes', 'yes'] ];       ['Yes', 'yes'] ];
     Apache::lonhelper::dropdown->new();      Apache::lonhelper::dropdown->new();
     addMessage("</td></tr>");              &addMessage(&Apache::lonhtmlcommon::row_closure());
   
     addMessage("<tr><td align = 'right'>  </td><td>");      # 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 = Apache::lonhelper::getParamHash();
     $paramHash->{'multichoice'} = "true";      $paramHash->{'multichoice'} = "true";
     $paramHash->{'allowempty'}  = "true";      $paramHash->{'allowempty'}  = "true";
     $paramHash->{'variable'}   = "showallfoils";      $paramHash->{'variable'}   = "showallfoils";
     $paramHash->{'CHOICES'} = [ ["Show all foils", "1"] ];      $paramHash->{'CHOICES'} = [ [&mt('Show All Foils'), "1"] ];
     Apache::lonhelper::choices->new();      Apache::lonhelper::choices->new();
     addMessage("</td></tr>");              &addMessage(&Apache::lonhtmlcommon::row_closure(1));
  }   }
   
  if ($helper->{'VARS'}->{'construction'}) {    if ($helper->{'VARS'}->{'construction'}) { 
     my $stylevalue=$env{'construct.style'};      my $stylevalue='$Apache::lonnet::env{"construct.style"}';
     my $xmlfrag .= <<"RNDSEED";              my $randseedtext=&mt("Use random seed");
     <message><tr><td align='right'>Use random seed:  </td><td></message>              my $stylefiletext=&mt("Use style file");
     <string variable="curseed" size="15" maxlength="15">              my $selectfiletext=&mt("Select style file");
  <defaultvalue>  
             return $helper->{VARS}->{'curseed'};      my $xmlfrag .= '<message>'
         </defaultvalue>              .&Apache::lonhtmlcommon::row_title('<label for="curseed_forminput">'
     </string>                                                .$randseedtext
      <message></td></tr><tr><td align="right">Use style file:</td><td></message>                                                .'</label>'
              <message><input type="text" size="40" name="style_file_value" value="$stylevalue"  />&nbsp; <a href="javascript:openbrowser('helpform','style_file_value','sty')">Select style file</a> </td><tr><td></message>               )
               .'</message>
               <string variable="curseed" size="15" maxlength="15">
                   <defaultvalue>
                      return '.$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')">|
   .$selectfiletext.'</a>'
               .&Apache::lonhtmlcommon::row_closure()
               .&Apache::lonhtmlcommon::row_title(&mt('Show All Foils'))
               .'</message>
      <choices allowempty="1" multichoice="true" variable="showallfoils">       <choices allowempty="1" multichoice="true" variable="showallfoils">
                 <choice computer="1">Show all foils?</choice>                  <choice computer="1">&nbsp;</choice>
              </choices>               </choices>'
      <message></td></tr></message>      .'<message>'
 RNDSEED              .&Apache::lonhtmlcommon::row_closure()
               .'</message>';
             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);              &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
     $helper->{'VARS'}->{'style_file'}=$env{'form.style_file_value'};  
       
  }               &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 ($startedTable) {      if ($startedTable) {
  addMessage("</table>");          &addMessage(&Apache::lonhtmlcommon::end_pick_box());
     }      }
   
     Apache::lonprintout::page_format_state->new("FORMAT");      Apache::lonprintout::page_format_state->new("FORMAT");
Line 2670  RNDSEED Line 4406  RNDSEED
         return $helper;          return $helper;
     }          }    
   
     $r->print($helper->display());      my $footer;
     if ($helper->{STATE} eq 'START') {      if ($helper->{STATE} eq 'START') {
  &recently_generated($r);          my $prtspool=$r->dir_config('lonPrtDir'); 
    $footer = &recently_generated($prtspool);
     }      }
       $r->print($helper->display($footer));
     &Apache::lonhelper::unregisterHelperTags();      &Apache::lonhelper::unregisterHelperTags();
   
     return OK;      return OK;
Line 2747  sub render { Line 4485  sub render {
     my $PageLayout=&mt('Page layout');      my $PageLayout=&mt('Page layout');
     my $NumberOfColumns=&mt('Number of columns');      my $NumberOfColumns=&mt('Number of columns');
     my $PaperType=&mt('Paper type');      my $PaperType=&mt('Paper type');
     $result .= <<STATEHTML;      my $landscape=&mt('Landscape');
       my $portrait=&mt('Portrait');
       my $pdfFormLabel=&mt('PDF-Formfields');
       my $with=&mt('with Formfields');
       my $without=&mt('without Formfields');
       
   
 <hr width="33%" />      $result.='<h3>'.&mt('Layout Options').'</h3>'
 <table cellpadding="3">              .&Apache::loncommon::start_data_table()
   <tr>              .&Apache::loncommon::start_data_table_header_row()
     <td align="center"><b>$PageLayout</b></td>              .'<th>'.$PageLayout.'</th>'
     <td align="center"><b>$NumberOfColumns</b></td>              .'<th>'.$NumberOfColumns.'</th>'
     <td align="center"><b>$PaperType</b></td>              .'<th>'.$PaperType.'</th>'
   </tr>              .'<th>'.$pdfFormLabel.'</th>'
   <tr>              .&Apache::loncommon::end_data_table_header_row()
     <td>              .&Apache::loncommon::start_data_table_row()
       <label><input type="radio" name="${var}.layout" value="L" /> Landscape </label><br />      .'<td>'
       <label><input type="radio" name="${var}.layout" value="P" checked='1'  /> Portrait </label>      .'<label><input type="radio" name="'.${var}.'.layout" value="L" />'.$landscape.'</label><br />'
     </td>      .'<label><input type="radio" name="'.${var}.'.layout" value="P" checked="checked" />'.$portrait.'</label>'
     <td align="center">      .'</td>';
       <select name="${var}.cols">  
 STATEHTML      $result.='<td align="center">'
               .'<select name="'.${var}.'.cols">';
   
     my $i;      my $i;
     for ($i = 1; $i <= $maxColumns; $i++) {      for ($i = 1; $i <= $maxColumns; $i++) {
         if ($i == 2) {          if ($i == 2) {
             $result .= "<option value='$i' selected>$i</option>\n";              $result .= '<option value="'.$i.'" selected="selected">'.$i.'</option>'."\n";
         } else {          } else {
             $result .= "<option value='$i'>$i</option>\n";              $result .= '<option value="'.$i.'">'.$i.'</option>'."\n";
         }          }
     }      }
   
Line 2786  STATEHTML Line 4530  STATEHTML
  $_=~/(\w+)/;   $_=~/(\w+)/;
  my $papersize=$1;   my $papersize=$1;
         if ($paperSize[$i]=~/$DefaultPaperSize/) {          if ($paperSize[$i]=~/$DefaultPaperSize/) {
             $result .= "<option selected value='$papersize'>" . $paperSize[$i] . "</option>\n";              $result .= '<option selected="selected" value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n";
         } else {          } else {
             $result .= "<option value='$papersize'>" . $paperSize[$i] . "</option>\n";              $result .= '<option value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n";
         }          }
         $i++;          $i++;
     }      }
     $result .= "</select></td></tr></table>";      $result .= <<HTML;
           </select>
       </td>
       <td align='center'>
           <select name='${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();
   
     return $result;      return $result;
 }  }
   
Line 2803  sub postprocess { Line 4559  sub postprocess {
     my $helper = Apache::lonhelper->getHelper();      my $helper = Apache::lonhelper->getHelper();
     $helper->{VARS}->{$var} =       $helper->{VARS}->{$var} = 
         $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' .          $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' .
         $env{"form.$var.paper"};          $env{"form.$var.paper"} . '|' . $env{"form.$var.pdfFormFields"};
     return 1;      return 1;
 }  }
   
Line 2854  sub new { Line 4610  sub new {
     # $helper->{VARS} to figure out whether the columns are one or two      # $helper->{VARS} to figure out whether the columns are one or two
     $self->{'formatvar'} = shift;      $self->{'formatvar'} = shift;
   
     # The state to transition to after selection, or after discovering  
     # the cols are not set to 1  
     $self->{NEXTSTATE} = shift;      $self->{NEXTSTATE} = shift;
     bless($self);      bless($self);
   
     return $self;      return $self;
 }  }
   
Line 2867  sub render { Line 4623  sub render {
     my $result = '';      my $result = '';
     my $var = $self->{'variable'};      my $var = $self->{'variable'};
   
   
   
     if (defined $self->{ERROR_MSG}) {      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(/\|/, $format);
 making the width much smaller than the width of the page.</p>      ($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;      return $result;
 }  }
   
 # If the user didn't select 1 column, skip this state.  
 sub preprocess {  sub preprocess {
     my $self = shift;      my $self = shift;
     my $helper = Apache::lonhelper::getHelper();      my $helper = Apache::lonhelper::getHelper();
   
     my $format = $helper->{VARS}->{$self->{'formatvar'}};      my $format = $helper->{VARS}->{$self->{'formatvar'}};
     if (substr($format, 2, 1) ne '1') {  
         $helper->changeState($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;      return 1;
Line 2943  sub postprocess { Line 4763  sub postprocess {
     # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed       # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed 
     # by an optional period, followed by digits, ending the string      # 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";          $error .= "Invalid width; please type only a number.<br />\n";
     }      }
     if ($height !~  /^-?[0-9]+(\.[0-9]*)?$/) {      if ($height !~  /^-?[0-9]*(\.[0-9]*)?$/) {
         $error .= "Invalid height; please type only a number.<br />\n";          $error .= "Invalid height; please type only a number.<br />\n";
     }      }
     if ($lmargin !~  /^-?[0-9]+(\.[0-9]*)?$/) {      if ($lmargin !~  /^-?[0-9]*(\.[0-9]*)?$/) {
         $error .= "Invalid left margin; please type only a number.<br />\n";          $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 (!$error) {      if (!$error) {

Removed from v.1.430  
changed lines
  Added in v.1.590


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