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Diff for /loncom/interface/lonprintout.pm between versions 1.575 and 1.575.2.2

version 1.575, 2010/04/19 10:29:40 version 1.575.2.2, 2010/05/11 11:10:19
Line 59  my $resources_printed; Line 59  my $resources_printed;
 # Global variables that describe errors in ssi calls detected  by ssi_with_retries.  # 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_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_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).  my $ssi_last_error
     ;    # The error text from the server. (e.g. 500 Server timed out).
   
 #  #
 #  Our ssi max retry count.  #  Our ssi max retry count.
 #  #
   
 my $ssi_retry_count = 5; # Some arbitrary value.  my $ssi_retry_count = 5;    # Some arbitrary value.
   
   
 #  Font size:  #  Font size:
   
 my $font_size = 'normalsize'; # Default is normalsize...  my $font_size = 'normalsize';    # Default is normalsize...
   
   #
   #  Useful filters that will be filled in by printHelper.
   #  These are put here to support modularizing helpers into 
   #  less of a helper soup than it was originally:
   #  These can't be filled in here as there's some conditionalization
   #  involved.
   #
   
   my $isProblem;
   my $isProblemOrMap;
   my $isNotMap;
   my $isMap;
   my $symbFilter;
   
 #----------------------------  Helper helpers. -------------------------  #----------------------------  Helper helpers. -------------------------
   
   
 #  Returns the text needd for a student chooser.  #  Returns the text needd for a student chooser.
 #  that text must still be parsed by the helper xml parser.  #  that text must still be parsed by the helper xml parser.
 # Parameters:  # Parameters:
Line 84  my $font_size = 'normalsize'; # Default Line 99  my $font_size = 'normalsize'; # Default
 #   variable     - Name of variable to hold students.  #   variable     - Name of variable to hold students.
 #   next_state   - State after chooser.  #   next_state   - State after chooser.
   
   
 sub generate_student_chooser {  sub generate_student_chooser {
     my ($this_state,       my ( $this_state, $sort_choice, $variable, $next_state ) = @_;
  $sort_choice,   
  $variable,   
  $next_state) = @_;  
     my $result = <<CHOOSE_STUDENTS;      my $result = <<CHOOSE_STUDENTS;
   <state name="$this_state" title="Select Students and Resources">    <state name="$this_state" title="Select Students and Resources">
       <message><b>Select sorting order of printout</b> </message>        <message><b>Select sorting order of printout</b> </message>
Line 108  sub generate_student_chooser { Line 119  sub generate_student_chooser {
   
 CHOOSE_STUDENTS  CHOOSE_STUDENTS
   
   return $result;      return $result;
 }  }
   
 # Generate the text needed for a resource chooser given the top level of  # Generate the text needed for a resource chooser given the top level of
Line 129  CHOOSE_STUDENTS Line 140  CHOOSE_STUDENTS
 #     filter        - How to filter the resources.  #     filter        - How to filter the resources.
 #     value_func    - <valuefunc> function.  #     value_func    - <valuefunc> function.
 #     choice_func   - If not empty generates a <choicefunc> with this function.  #     choice_func   - If not empty generates a <choicefunc> with this function.
 #     start_new_option   #     start_new_option
 #                   - Fragment appended after valuefunc.  #                   - Fragment appended after valuefunc.
 #  #
 #  #
 sub generate_resource_chooser {  sub generate_resource_chooser {
     my ($this_state,      my (
  $prompt_text,          $this_state, $prompt_text, $resource_options,
  $resource_options,          $variable,   $next_state,  $top_url,
  $variable,          $filter,     $choice_func, $value_func,
  $next_state,          $start_new_option
  $top_url,      ) = @_;
  $filter,  
  $choice_func,  
  $value_func,  
  $start_new_option)  = @_;  
   
     my $result = <<CHOOSE_RESOURCES;      my $result = <<CHOOSE_RESOURCES;
 <state name="$this_state" title="$prompt_text">  <state name="$this_state" title="$prompt_text">
Line 152  sub generate_resource_chooser { Line 159  sub generate_resource_chooser {
       <nextstate>$next_state</nextstate>        <nextstate>$next_state</nextstate>
       <filterfunc>return $filter;</filterfunc>        <filterfunc>return $filter;</filterfunc>
 CHOOSE_RESOURCES  CHOOSE_RESOURCES
     if ($choice_func ne '') {      if ( $choice_func ne '' ) {
  $result .= "<choicefunc>return $choice_func;</choicefunc>";          $result .= "<choicefunc>return $choice_func;</choicefunc>";
     }      }
     if ($top_url ne '') {      if ( $top_url ne '' ) {
  $result .=  "<mapurl>$top_url</mapurl>";          $result .= "<mapurl>$top_url</mapurl>";
     }      }
     $result .= <<CHOOSE_RESOURCES;      $result .= <<CHOOSE_RESOURCES;
       <valuefunc>return $value_func;</valuefunc>        <valuefunc>return $value_func;</valuefunc>
Line 167  CHOOSE_RESOURCES Line 174  CHOOSE_RESOURCES
   
     return $result;      return $result;
 }  }
   
 #  #
 #   Generate the helper XML for a code choice helper dialog:  #   Generate the helper XML for a code choice helper dialog:
 #  #
Line 182  CHOOSE_RESOURCES Line 190  CHOOSE_RESOURCES
 #   The Xml of the code chooser.  #   The Xml of the code chooser.
 #  #
 sub generate_code_selector {  sub generate_code_selector {
     my ($helper,      my ( $helper, $state, $next_state, $bubble_types, $code_selections,
  $state,          $saved_codes )
  $next_state,        = @_;    # Unpack the parameters.
  $bubble_types,  
  $code_selections,  
  $saved_codes) = @_; # Unpack the parameters.  
   
     my $result = <<CHOOSE_ANON1;      my $result = <<CHOOSE_ANON1;
   <state name="$state" title="Specify CODEd Assignments">    <state name="$state" title="Specify CODEd Assignments">
Line 246  sub generate_code_selector { Line 251  sub generate_code_selector {
   </state>    </state>
 CHOOSE_ANON1  CHOOSE_ANON1
   
    return $result;      return $result;
 }  }
   
 #-----------------------------------------------------------------------  # Returns the XML for the states associated with choosing incomplete problems
   # for selected students:
   # Paramterss:
   #   helper     - reference to the helper.
   #   map        - Map within which to generate the selector.
   #   base_state - The first/base state of the helper subsegment.
   #
   #  
   #
   #  States we will use:
   #   $base_state            - Selects resources.
   #   $base_state.WHO        - Selects the people to display.
   #   $base_state.FORMAT     - Selects the final print format etc.
   #
   
   sub generate_incomplete_states {
       my ($helper, $map, $base_state) = @_;
       my $result = '';
   
       $result .= &generate_resource_chooser(
     $base_state,
     'Select Problem(s) to print.',
     "multichoice='1' addstatus='1'",
     'RESOURCES',
     $base_state.'WHO',
     '',
     '$res->is_incomplete()'
     );
       $result .= &generate_student_chooser(
    $base_state.'WHO',
    'student_sort',
    'STUDENTS',
    $base_state.'FORMAT');
       return $result;
   }
   
   #-----------------------------------------------------------------------
   
 # Fetch the contents of a resource, uninterpreted.  # Fetch the contents of a resource, uninterpreted.
 # This is used here to fetch a latex file to be included  # This is used here to fetch a latex file to be included
Line 263  CHOOSE_ANON1 Line 303  CHOOSE_ANON1
 sub fetch_raw_resource {  sub fetch_raw_resource {
     my ($url) = @_;      my ($url) = @_;
   
     my $filename  = &Apache::lonnet::filelocation("", $url);      my $filename = &Apache::lonnet::filelocation( "", $url );
     my $contents  = &Apache::lonnet::getfile($filename);      my $contents = &Apache::lonnet::getfile($filename);
   
     if ($contents == -1) {      if ( $contents == -1 ) {
  return "File open failed for $filename";      # This will bomb the print.          return "File open failed for $filename";    # This will bomb the print.
     }      }
     return $contents;      return $contents;
   
       
 }  }
   
 #  Fetch the annotations associated with a URL and   #  Fetch the annotations associated with a URL and
 #  put a centered 'annotations:' title.  #  put a centered 'annotations:' title.
 #  This is all suppressed if the annotations are empty.  #  This is all suppressed if the annotations are empty.
 #  #
 sub annotate {  sub annotate {
     my ($symb) = @_;      my ($symb) = @_;
   
     my $annotation_text = &Apache::loncommon::get_annotation($symb, 1);      my $annotation_text = &Apache::loncommon::get_annotation( $symb, 1 );
   
   
     my $result = "";      my $result = "";
   
     if (length($annotation_text) > 0) {      if ( length($annotation_text) > 0 ) {
  $result .= '\\hspace*{\\fill} \\\\[\\baselineskip] \textbf{Annotations:} \\\\ ';          $result .=
  $result .= "\n";            '\\hspace*{\\fill} \\\\[\\baselineskip] \textbf{Annotations:} \\\\ ';
  $result .= &Apache::lonxml::latex_special_symbols($annotation_text,""); # Escape latex.          $result .= "\n";
  $result .= "\n\n";          $result .=
             &Apache::lonxml::latex_special_symbols( $annotation_text, "" )
             ;    # Escape latex.
           $result .= "\n\n";
     }      }
     return $result;      return $result;
 }  }
Line 310  sub set_font_size { Line 351  sub set_font_size {
     # case the first substituion would  insert a spurious \ oh happy day.      # case the first substituion would  insert a spurious \ oh happy day.
     # as this has been the cause of much mystery and hair pulling _sigh_      # as this has been the cause of much mystery and hair pulling _sigh_
   
     if ($font_size ne '') {      if ( $font_size ne '' ) {
   
  $text =~ s/\\begin{document}/\\begin{document}{\\$font_size/;          $text =~ s/\\begin{document}/\\begin{document}{\\$font_size/;
     }      }
     $text =~ s/\\end{document}/}\\end{document}/;      $text =~ s/\\end{document}/}\\end{document}/;
     return $text;      return $text;
   
   
 }  }
   
 # include_pdf - PDF files are included into the   # include_pdf - PDF files are included into the
 # output as follows:  # output as follows:
 #  - The PDF, if necessary, is replicated.  #  - The PDF, if necessary, is replicated.
 #  - The PDF is added to the list of files to convert to postscript (along with the images).  #  - The PDF is added to the list of files to convert to postscript (along with the images).
Line 329  sub set_font_size { Line 369  sub set_font_size {
 #  #
 # Parameters:  # Parameters:
 #   pdf_uri   - URI of the PDF file to include.  #   pdf_uri   - URI of the PDF file to include.
 #     #
 # Returns:  # Returns:
 #  The LaTeX to include.  #  The LaTeX to include.
 #  #
Line 343  sub include_pdf { Line 383  sub include_pdf {
   
     # Where is the file? If not local we'll need to repcopy it:'      # Where is the file? If not local we'll need to repcopy it:'
   
     my $file = &Apache::lonnet::filelocation('', $pdf_uri);      my $file = &Apache::lonnet::filelocation( '', $pdf_uri );
     if (! -e $file) {      if ( !-e $file ) {
  &Apache::lonnet::repcopy($file);          &Apache::lonnet::repcopy($file);
  $file = &Apache::lonnet::filelocation('',$pdf_uri);          $file = &Apache::lonnet::filelocation( '', $pdf_uri );
     }      }
   
     #  The file isn ow replicated locally.. or it did not exist in the first place    #  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    # (unlikely).  If it did exist, add the pdf to the set of files/images that
     # need tob e converted for this print job:    # need tob e converted for this print job:
   
     $file =~ s|(.*)/res/|/home/httpd/html/res/|;      $file =~ s|(.*)/res/|/home/httpd/html/res/|;
   
     open(FILE,">>/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat");      open( FILE,
   ">>/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat"
       );
     print FILE ("$file\n");      print FILE ("$file\n");
     close (FILE);      close(FILE);
   
     # Construct the special to put out.  To do this we need to get the      # 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      # resulting filename after conversion.  The file will have the same name
     # but will be in the user's spool directory with converted images.      # but will be in the user's spool directory with converted images.
   
     my $dirname = "/home/httpd/prtspool/$env{'user.name'}/";      my $dirname = "/home/httpd/prtspool/$env{'user.name'}/";
     my ( $base, $path,  $ext) = &fileparse($file, '.pdf');      my ( $base, $path, $ext ) = &fileparse( $file, '.pdf' );
   
 #    my $destname = $dirname.'/'.$base.'.eps'; # Not really an eps but easier in printout.pl  #    my $destname = $dirname.'/'.$base.'.eps'; # Not really an eps but easier in printout.pl
     $base =~ s/ /\_/g;      $base =~ s/ /\_/g;
   
   
     my $output = &print_latex_header();      my $output = &print_latex_header();
     $output    .= '\special{ps: _begin_job_ ('      $output .=
  .$base.'.pdf.eps'.        '\special{ps: _begin_job_ (' . $base . '.pdf.eps' . ')run _end_job_}';
  ')run _end_job_}';  
   
     return $output;      return $output;
   
   
 }  }
   
   
 #  #
 #   ssi_with_retries- Does the server side include of a resource.  #   ssi_with_retries- Does the server side include of a resource.
 #                      if the ssi call returns an error we'll retry it up to  #                      if the ssi call returns an error we'll retry it up to
 #                      the number of times requested by the caller.  #                      the number of times requested by the caller.
 #                      If we still have a proble, no text is appended to the  #                      If we still have a proble, no text is appended to the
 #                      output and we set some global variables.  #                      output and we set some global variables.
 #                      to indicate to the caller an SSI error occurred.    #                      to indicate to the caller an SSI error occurred.
 #                      All of this is supposed to deal with the issues described  #                      All of this is supposed to deal with the issues described
 #                      in LonCAPA BZ 5631 see:  #                      in LonCAPA BZ 5631 see:
 #                      http://bugs.lon-capa.org/show_bug.cgi?id=5631  #                      http://bugs.lon-capa.org/show_bug.cgi?id=5631
Line 396  sub include_pdf { Line 435  sub include_pdf {
 #   resource   - The resource to include.  This is passed directly, without  #   resource   - The resource to include.  This is passed directly, without
 #                interpretation to lonnet::ssi.  #                interpretation to lonnet::ssi.
 #   form       - The form hash parameters that guide the interpretation of the resource  #   form       - The form hash parameters that guide the interpretation of the resource
 #                  #
 #   retries    - Number of retries allowed before giving up completely.  #   retries    - Number of retries allowed before giving up completely.
 # Returns:  # Returns:
 #   On success, returns the rendered resource identified by the resource parameter.  #   On success, returns the rendered resource identified by the resource parameter.
Line 412  sub include_pdf { Line 451  sub include_pdf {
 #                               in the event of an error.  #                               in the event of an error.
 #  #
 sub ssi_with_retries {  sub ssi_with_retries {
     my ($resource, $retries, %form) = @_;      my ( $resource, $retries, %form ) = @_;
   
     my $target = $form{'grade_target'};      my $target = $form{'grade_target'};
     my $aom    = $form{'answer_output_mode'};      my $aom    = $form{'answer_output_mode'};
   
       my ( $content, $response ) =
         &Apache::loncommon::ssi_with_retries( $resource, $retries, %form );
     my ($content, $response) = &Apache::loncommon::ssi_with_retries($resource, $retries, %form);      if ( !$response->is_success ) {
     if (!$response->is_success) {          $ssi_error               = 1;
  $ssi_error               = 1;          $ssi_last_error_resource = $resource;
  $ssi_last_error_resource = $resource;          $ssi_last_error          = $response->code . " " . $response->message;
  $ssi_last_error          = $response->code . " " . $response->message;          $content                 = '\section*{!!! An error occurred !!!}';
         $content='\section*{!!! An error occurred !!!}';          &Apache::lonnet::logthis(
  &Apache::lonnet::logthis("Error in SSI resource: $resource Error: $ssi_last_error");              "Error in SSI resource: $resource Error: $ssi_last_error");
     }      }
   
     return $content;      return $content;
Line 433  sub ssi_with_retries { Line 472  sub ssi_with_retries {
 }  }
   
 sub get_student_view_with_retries {  sub get_student_view_with_retries {
     my ($curresline,$retries,$username,$userdomain,$courseid,$target,$moreenv)=@_;      my (
           $curresline, $retries, $username, $userdomain,
     my ($content, $response) = &Apache::loncommon::get_student_view_with_retries($curresline,$retries,$username,$userdomain,$courseid,$target,$moreenv);          $courseid,   $target,  $moreenv
     if (!$response->is_success) {      ) = @_;
         $ssi_error               = 1;  
         $ssi_last_error_resource = $curresline.' for user '.$username.':'.$userdomain;      my ( $content, $response ) =
         $ssi_last_error          = $response->code . " " . $response->message;        &Apache::loncommon::get_student_view_with_retries(
         $content='\section*{!!! An error occurred !!!}';          $curresline, $retries, $username, $userdomain,
         &Apache::lonnet::logthis("Error in SSI (student view) resource: $curresline Error: $ssi_last_error User: $username:$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;      return $content;
   
Line 449  sub get_student_view_with_retries { Line 498  sub get_student_view_with_retries {
   
 #  #
 #   printf_style_subst  item format_string repl  #   printf_style_subst  item format_string repl
 #    #
 # Does printf style substitution for a format string that  # Does printf style substitution for a format string that
 # can have %[n]item in it.. wherever, %[n]item occurs,  # can have %[n]item in it.. wherever, %[n]item occurs,
 # rep is substituted in format_string.  Note that  # rep is substituted in format_string.  Note that
 # [n] is an optional integer length.  If provided,  # [n] is an optional integer length.  If provided,
 # repl is truncated to at most [n] characters prior to   # repl is truncated to at most [n] characters prior to
 # substitution.  # substitution.
 #  #
 sub printf_style_subst {  sub printf_style_subst {
     my ($item, $format_string, $repl) = @_;      my ( $item, $format_string, $repl ) = @_;
     my $result = "";      my $result = "";
     while ($format_string =~ /(%)(\d*)\Q$item\E/g ) {      while ( $format_string =~ /(%)(\d*)\Q$item\E/g ) {
  my $fmt = $1;          my $fmt   = $1;
  my $size = $2;          my $size  = $2;
  my $subst = $repl;          my $subst = $repl;
  if ($size ne "") {          if ( $size ne "" ) {
     $subst = substr($subst, 0, $size);              $subst = substr( $subst, 0, $size );
       
     #  Here's a nice edge case.. supose the end of the              #  Here's a nice edge case.. supose the end of the
     #  substring is a \.  In that case may have  just              #  substring is a \.  In that case may have  just
     #  chopped off a TeX escape... in that case, we append              #  chopped off a TeX escape... in that case, we append
     #   " " for the trailing character, and let the field               #   " " for the trailing character, and let the field
     #  spill over a bit (sigh).              #  spill over a bit (sigh).
     #  We don't just chop off the last character in order to deal              #  We don't just chop off the last character in order to deal
     #  with one last pathology, and that would be if substr had              #  with one last pathology, and that would be if substr had
     #  trimmed us to e.g. \\\                #  trimmed us to e.g. \\\
   
               if ( $subst =~ /\\$/ ) {
     if ($subst =~ /\\$/) {                  $subst .= " ";
  $subst .= " ";              }
     }          }
  }          my $item_pos = pos($format_string);
  my $item_pos = pos($format_string);          $result .=
  $result .= substr($format_string, 0, $item_pos - length($size) -2) . $subst;            substr( $format_string, 0, $item_pos - length($size) - 2 ) . $subst;
         $format_string = substr($format_string, pos($format_string));          $format_string = substr( $format_string, pos($format_string) );
     }      }
   
     # Put the residual format string into the result:      # Put the residual format string into the result:
Line 493  sub printf_style_subst { Line 542  sub printf_style_subst {
     return $result;      return $result;
 }  }
   
   # Format a header according to a format.
 # Format a header according to a format.    #
 #   
   
 # Substitutions:  # Substitutions:
 #     %a    - Assignment name.  #     %a    - Assignment name.
Line 504  sub printf_style_subst { Line 552  sub printf_style_subst {
 #     %s    - The section if it is supplied.  #     %s    - The section if it is supplied.
 #  #
 sub format_page_header {  sub format_page_header {
     my ($width, $format, $assignment, $course, $student, $section) = @_;      my ( $width, $format, $assignment, $course, $student, $section ) = @_;
   
   
       $width = &recalcto_mm($width);    # Get width in mm.
     $width = &recalcto_mm($width); # Get width in mm.      my $chars_per_line = int( $width / 1.6 );    # Character/textline.
     my $chars_per_line = int($width/1.6);   # Character/textline.  
   
     #  Default format?      #  Default format?
   
     if ($format eq '') {      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);          # For the default format, we may need to truncate
  my $sec_length     = int($chars_per_line / 5);          # 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).
           #
   
  $format  = "%$name_length".'n';          my $name_length = int( $chars_per_line * 3 / 4 );
           my $sec_length  = int( $chars_per_line / 5 );
   
  if ($section) {          $format = "%$name_length" . 'n';
     $format .=  ' - Sec: '."%$sec_length".'s';  
  }  
   
  $format .= '\\\\%c \\\\ %a';          if ($section) {
                       $format .= ' - Sec: ' . "%$sec_length" . 's';
           }
   
           $format .= '\\\\%c \\\\ %a';
   
     }      }
   
     # An open question is how to handle long user formatted page headers...      # 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      # 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.      # the truncation of the elements that can appear in the header.
     #      #
     $format =  &printf_style_subst("a", $format, $assignment);      $format = &printf_style_subst( "a", $format, $assignment );
     $format =  &printf_style_subst("c", $format, $course);      $format = &printf_style_subst( "c", $format, $course );
     $format =  &printf_style_subst("n", $format, $student);      $format = &printf_style_subst( "n", $format, $student );
     $format =  &printf_style_subst("s", $format, $section);      $format = &printf_style_subst( "s", $format, $section );
       
       
     # If the user put %'s in the format string, they  must be escaped      # If the user put %'s in the format string, they  must be escaped
     # to \% else LaTeX will think they are comments and terminate      # to \% else LaTeX will think they are comments and terminate
     # the line.. which is bad!!!      # the line.. which is bad!!!
       
     # If the user has role author, $course and $assignment are empty so      # If the user has role author, $course and $assignment are empty so
     # there is '\\ \\ ' in the page header. That's cause a error in LaTeX      # there is '\\ \\ ' in the page header. That's cause a error in LaTeX
     if($format =~ /\\\\\s\\\\\s/) {      if ( $format =~ /\\\\\s\\\\\s/ ) {
   
         #TODO find sensible caption for page header          #TODO find sensible caption for page header
         my $testPrintout = '\\\\'.&mt('Construction Space').' \\\\'.&mt('Test-Printout ');          my $testPrintout =
             '\\\\' . &mt('Construction Space') . ' \\\\' . &mt('Test-Printout ');
         $format =~ s/\\\\\s\\\\\s/$testPrintout/;          $format =~ s/\\\\\s\\\\\s/$testPrintout/;
     }      }
   
     #      #
     #  We're going to trust LaTeX to break lines appropriately, but      #  We're going to trust LaTeX to break lines appropriately, but
     #  we'll truncate anything that's more than 3 lines worth of      #  we'll truncate anything that's more than 3 lines worth of
Line 569  sub format_page_header { Line 616  sub format_page_header {
     # header or rather that those control sequences won't get broken      # header or rather that those control sequences won't get broken
     # by the stuff below.      # by the stuff below.
     #      #
     my $total_length = 3*$chars_per_line;      my $total_length = 3 * $chars_per_line;
     if (length($format) > $total_length) {      if ( length($format) > $total_length ) {
  $format = substr($format, 0, $total_length);          $format = substr( $format, 0, $total_length );
     }      }
   
   
     return $format;      return $format;
       
 }  }
   
 #  #
Line 584  sub format_page_header { Line 630  sub format_page_header {
 #  #
 sub num_to_letters {  sub num_to_letters {
     my ($num) = @_;      my ($num) = @_;
     my @nums= split('',$num);      my @nums = split( '', $num );
     my @num_to_let=('A'..'Z');      my @num_to_let = ( 'A' .. 'Z' );
     my $word;      my $word;
     foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }      foreach my $digit (@nums) { $word .= $num_to_let[$digit]; }
     return $word;      return $word;
 }  }
   
 #   Convert a letter code to numeric.  #   Convert a letter code to numeric.
 #  #
 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;
  $digit++;          $digit++;
     }      }
   
     #  The substitution is done as below to preserve leading      #  The substitution is done as below to preserve leading
     #  zeroes which are needed to keep the code size exact      #  zeroes which are needed to keep the code size exact
     #      #
     my $result ="";      my $result = "";
     foreach my $letter (@letters) {      foreach my $letter (@letters) {
  $result.=$substitution{$letter};          $result .= $substitution{$letter};
     }      }
     return $result;      return $result;
 }  }
Line 620  sub letters_to_num { Line 668  sub letters_to_num {
 #     num_digits - Number of digits required.  #     num_digits - Number of digits required.
 #  #
 sub is_valid_numeric_code {  sub is_valid_numeric_code {
     my ($value, $num_digits) = @_;      my ( $value, $num_digits ) = @_;
   
     #   Remove leading/trailing whitespace;      #   Remove leading/trailing whitespace;
     $value =~ s/^\s*//g;      $value =~ s/^\s*//g;
     $value =~ s/\s*$//g;      $value =~ s/\s*$//g;
       
     #  All digits?      #  All digits?
     if ($value !~ /^[0-9]+$/) {      if ( $value !~ /^[0-9]+$/ ) {
  return "Numeric code $value has invalid characters - must only be digits";          return
     }            "Numeric code $value has invalid characters - must only be digits";
     if (length($value) != $num_digits) {      }
  return "Numeric code $value incorrect number of digits (correct = $num_digits)";      if ( length($value) != $num_digits ) {
           return
   "Numeric code $value incorrect number of digits (correct = $num_digits)";
     }      }
     return undef;      return undef;
 }  }
   
 #   Determines if a code is a valid alhpa code.  Alpha codes  #   Determines if a code is a valid alhpa code.  Alpha codes
 #   are ciphers that map  [A-J,a-j] -> 0..9 0..9.  #   are ciphers that map  [A-J,a-j] -> 0..9 0..9.
 #   They also have a correct digit count.  #   They also have a correct digit count.
Line 644  sub is_valid_numeric_code { Line 696  sub is_valid_numeric_code {
 #    leading and trailing whitespace are ignored.  #    leading and trailing whitespace are ignored.
 #  #
 sub is_valid_alpha_code {  sub is_valid_alpha_code {
     my ($value, $num_letters) = @_;      my ( $value, $num_letters ) = @_;
       
      # strip leading and trailing spaces.      # strip leading and trailing spaces.
   
     $value =~ s/^\s*//g;      $value =~ s/^\s*//g;
     $value =~ s/\s*$//g;      $value =~ s/\s*$//g;
   
     #  All alphas in the right range?      #  All alphas in the right range?
     if ($value !~ /^[A-J,a-j]+$/) {      if ( $value !~ /^[A-J,a-j]+$/ ) {
  return "Invalid letter code $value must only contain A-J";          return "Invalid letter code $value must only contain A-J";
     }      }
     if (length($value) != $num_letters) {      if ( length($value) != $num_letters ) {
  return "Letter code $value has incorrect number of letters (correct = $num_letters)";          return
   "Letter code $value has incorrect number of letters (correct = $num_letters)";
     }      }
     return undef;      return undef;
 }  }
   
 #   Determine if a code entered by the user in a helper is valid.  #   Determine if a code entered by the user in a helper is valid.
 #   valid depends on the code type and the type of code selected.  #   valid depends on the code type and the type of code selected.
 #   The type of code selected can either be numeric or   #   The type of code selected can either be numeric or
 #   Alphabetic.  If alphabetic, the code, in fact is a simple  #   Alphabetic.  If alphabetic, the code, in fact is a simple
 #   substitution cipher for the actual numeric code: 0->A, 1->B ...  #   substitution cipher for the actual numeric code: 0->A, 1->B ...
 #   We'll be nice and be case insensitive for alpha codes.  #   We'll be nice and be case insensitive for alpha codes.
Line 676  sub is_valid_alpha_code { Line 729  sub is_valid_alpha_code {
 #    other         - An error message indicating what's wrong.  #    other         - An error message indicating what's wrong.
 #  #
 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.
     my @lines = &Apache::grades::get_scantronformat_file();      my @lines = &Apache::grades::get_scantronformat_file();
     foreach my $line (@lines) {      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 = $length;
     if($type eq 'number') {              if ( $type eq 'number' ) {
  $code_type = 'number';                  $code_type = 'number';
     }              }
  }          }
     }      }
     my $valid;      my $valid;
     if ($code_type eq 'number') {      if ( $code_type eq 'number' ) {
  return &is_valid_numeric_code($code_value, $code_length);          return &is_valid_numeric_code( $code_value, $code_length );
     } else {      }
  return &is_valid_alpha_code($code_value, $code_length);      else {
           return &is_valid_alpha_code( $code_value, $code_length );
     }      }
   
 }  }
Line 713  sub is_code_valid { Line 767  sub is_code_valid {
 #  #
 #  #
 sub compare_names {  sub compare_names {
   
     #  First split the names up into the primary fields.      #  First split the names up into the primary fields.
   
     my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a);      my ( $u1, $d1, $s1, $n1, $stat1 ) = split( /:/, $a );
     my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b);      my ( $u2, $d2, $s2, $n2, $stat2 ) = split( /:/, $b );
   
     # Now split the last name and first name of each n:      # Now split the last name and first name of each n:
     #      #
   
     my ($l1,$f1) = split(/,/, $n1);      my ( $l1, $f1 ) = split( /,/, $n1 );
     my ($l2,$f2) = split(/,/, $n2);      my ( $l2, $f2 ) = split( /,/, $n2 );
   
     # We don't bother to remove the leading/trailing whitespace from the      # We don't bother to remove the leading/trailing whitespace from the
     # firstname, unless the last names compare identical.      # firstname, unless the last names compare identical.
   
     if($l1 lt $l2) {      if ( $l1 lt $l2 ) {
  return -1;          return -1;
     }      }
     if($l1 gt $l2) {      if ( $l1 gt $l2 ) {
  return  1;          return 1;
     }      }
   
     # Break the tie on the first name, but there are leading (possibly trailing      # Break the tie on the first name, but there are leading (possibly trailing
     # whitespaces to get rid of first       # whitespaces to get rid of first
     #      #
     $f1 =~ s/^\s+//; # Remove leading...      $f1 =~ s/^\s+//;    # Remove leading...
     $f1 =~ s/\s+$//; # Trailing spaces from first 1...      $f1 =~ s/\s+$//;    # Trailing spaces from first 1...
       
     $f2 =~ s/^\s+//;      $f2 =~ s/^\s+//;
     $f2 =~ s/\s+$//; # And the same for first 2...      $f2 =~ s/\s+$//;    # And the same for first 2...
   
     if($f1 lt $f2) {      if ( $f1 lt $f2 ) {
  return -1;          return -1;
     }      }
     if($f1 gt $f2) {      if ( $f1 gt $f2 ) {
  return 1;          return 1;
     }      }
       
     #  Must be the same name.      #  Must be the same name.
   
     return 0;      return 0;
Line 761  sub latex_header_footer_remove { Line 816  sub latex_header_footer_remove {
     $text =~ s/\\documentclass([^&]*)\\begin{document}//;      $text =~ s/\\documentclass([^&]*)\\begin{document}//;
     return $text;      return $text;
 }  }
   
 #  #
 #  If necessary, encapsulate text inside   #  If necessary, encapsulate text inside
 #  a minipage env.  #  a minipage env.
 #  necessity is determined by the problem_split param.  #  necessity is determined by the problem_split param.
 #  #
 sub encapsulate_minipage {  sub encapsulate_minipage {
     my ($text) = @_;      my ($text) = @_;
     if (!($env{'form.problem.split'} =~ /yes/i)) {      if ( !( $env{'form.problem.split'} =~ /yes/i ) ) {
  $text = '\begin{minipage}{\textwidth}'.$text.'\end{minipage}';          $text = '\begin{minipage}{\textwidth}' . $text . '\end{minipage}';
     }      }
     return $text;      return $text;
 }  }
   
 #  #
 #  The NUMBER_TO_PRINT and SPLIT_PDFS  #  The NUMBER_TO_PRINT and SPLIT_PDFS
 #  variables interact, this sub looks at these two parameters  #  variables interact, this sub looks at these two parameters
Line 786  sub adjust_number_to_print { Line 843  sub adjust_number_to_print {
     my $helper = shift;      my $helper = shift;
   
     my $split_pdf = $helper->{'VARS'}->{'SPLIT_PDFS'};      my $split_pdf = $helper->{'VARS'}->{'SPLIT_PDFS'};
       
     if ($split_pdf eq 'all') {  
  $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'all';  
     } elsif ($split_pdf eq 'oneper') {  
  $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 1;  
     } elsif ($split_pdf eq 'sections') {  
  $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'section';  
     } elsif ($split_pdf eq 'usenumber') {  
  #  Unmodified.  
     } else {  
  # Error!!!!  
   
  croak "bad SPLIT_PDFS: $split_pdf in lonprintout::adjust_number_to_print";  
   
       if ( $split_pdf eq 'all' ) {
           $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'all';
     }      }
 }      elsif ( $split_pdf eq 'oneper' ) {
           $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 1;
       }
       elsif ( $split_pdf eq 'sections' ) {
           $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'section';
       }
       elsif ( $split_pdf eq 'usenumber' ) {
   
           #  Unmodified.
       }
       else {
   
           # Error!!!!
   
           croak
             "bad SPLIT_PDFS: $split_pdf in lonprintout::adjust_number_to_print";
   
       }
   }
   
 sub character_chart {  sub character_chart {
     my $result = shift;      my $result = shift;
     return  &Apache::entities::replace_entities($result);      return &Apache::entities::replace_entities($result);
 }  }
   
 sub old_character_chart {  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;
     $result =~ s/&\#0?32;/ /g;      $result =~ s/&\#0?32;/ /g;
Line 818  sub old_character_chart { Line 881  sub old_character_chart {
     $result =~ s/&(\#0?34|quot);/\"/g;      $result =~ s/&(\#0?34|quot);/\"/g;
     $result =~ s/&\#0?35;/\\\#/g;      $result =~ s/&\#0?35;/\\\#/g;
     $result =~ s/&\#0?36;/\\\$/g;      $result =~ s/&\#0?36;/\\\$/g;
     $result =~ s/&\#0?37;/\\%/g;       $result =~ s/&\#0?37;/\\%/g;
     $result =~ s/&(\#0?38|amp);/\\&/g;       $result =~ s/&(\#0?38|amp);/\\&/g;
     $result =~ s/&\#(0?39|146);/\'/g;      $result =~ s/&\#(0?39|146);/\'/g;
     $result =~ s/&\#0?40;/(/g;      $result =~ s/&\#0?40;/(/g;
     $result =~ s/&\#0?41;/)/g;      $result =~ s/&\#0?41;/)/g;
Line 926  sub old_character_chart { Line 989  sub old_character_chart {
     $result =~ s/&(\#160|nbsp);/~/g;      $result =~ s/&(\#160|nbsp);/~/g;
     $result =~ s/&(\#161|iexcl);/!\`/g;      $result =~ s/&(\#161|iexcl);/!\`/g;
     $result =~ s/&(\#162|cent);/\\textcent /g;      $result =~ s/&(\#162|cent);/\\textcent /g;
     $result =~ s/&(\#163|pound);/\\pounds /g;       $result =~ s/&(\#163|pound);/\\pounds /g;
     $result =~ s/&(\#164|curren);/\\textcurrency /g;      $result =~ s/&(\#164|curren);/\\textcurrency /g;
     $result =~ s/&(\#165|yen);/\\textyen /g;      $result =~ s/&(\#165|yen);/\\textyen /g;
     $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;      $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
Line 952  sub old_character_chart { Line 1015  sub old_character_chart {
     $result =~ s/&(\#188|frac14);/\\textonequarter /g;      $result =~ s/&(\#188|frac14);/\\textonequarter /g;
     $result =~ s/&(\#189|frac12);/\\textonehalf /g;      $result =~ s/&(\#189|frac12);/\\textonehalf /g;
     $result =~ s/&(\#190|frac34);/\\textthreequarters /g;      $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
     $result =~ s/&(\#191|iquest);/?\`/g;         $result =~ s/&(\#191|iquest);/?\`/g;
     $result =~ s/&(\#192|Agrave);/\\\`{A}/g;        $result =~ s/&(\#192|Agrave);/\\\`{A}/g;
     $result =~ s/&(\#193|Aacute);/\\\'{A}/g;       $result =~ s/&(\#193|Aacute);/\\\'{A}/g;
     $result =~ s/&(\#194|Acirc);/\\^{A}/g;      $result =~ s/&(\#194|Acirc);/\\^{A}/g;
     $result =~ s/&(\#195|Atilde);/\\~{A}/g;      $result =~ s/&(\#195|Atilde);/\\~{A}/g;
     $result =~ s/&(\#196|Auml);/\\\"{A}/g;       $result =~ s/&(\#196|Auml);/\\\"{A}/g;
     $result =~ s/&(\#197|Aring);/{\\AA}/g;      $result =~ s/&(\#197|Aring);/{\\AA}/g;
     $result =~ s/&(\#198|AElig);/{\\AE}/g;      $result =~ s/&(\#198|AElig);/{\\AE}/g;
     $result =~ s/&(\#199|Ccedil);/\\c{c}/g;      $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
     $result =~ s/&(\#200|Egrave);/\\\`{E}/g;        $result =~ s/&(\#200|Egrave);/\\\`{E}/g;
     $result =~ s/&(\#201|Eacute);/\\\'{E}/g;          $result =~ s/&(\#201|Eacute);/\\\'{E}/g;
     $result =~ s/&(\#202|Ecirc);/\\^{E}/g;      $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
     $result =~ s/&(\#203|Euml);/\\\"{E}/g;      $result =~ s/&(\#203|Euml);/\\\"{E}/g;
     $result =~ s/&(\#204|Igrave);/\\\`{I}/g;      $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
     $result =~ s/&(\#205|Iacute);/\\\'{I}/g;          $result =~ s/&(\#205|Iacute);/\\\'{I}/g;
     $result =~ s/&(\#206|Icirc);/\\^{I}/g;      $result =~ s/&(\#206|Icirc);/\\^{I}/g;
     $result =~ s/&(\#207|Iuml);/\\\"{I}/g;          $result =~ s/&(\#207|Iuml);/\\\"{I}/g;
     $result =~ s/&(\#209|Ntilde);/\\~{N}/g;      $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
     $result =~ s/&(\#210|Ograve);/\\\`{O}/g;      $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
     $result =~ s/&(\#211|Oacute);/\\\'{O}/g;      $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
     $result =~ s/&(\#212|Ocirc);/\\^{O}/g;      $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
     $result =~ s/&(\#213|Otilde);/\\~{O}/g;      $result =~ s/&(\#213|Otilde);/\\~{O}/g;
     $result =~ s/&(\#214|Ouml);/\\\"{O}/g;          $result =~ s/&(\#214|Ouml);/\\\"{O}/g;
     $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;      $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
     $result =~ s/&(\#216|Oslash);/{\\O}/g;      $result =~ s/&(\#216|Oslash);/{\\O}/g;
     $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;          $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;
     $result =~ s/&(\#218|Uacute);/\\\'{U}/g;      $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
     $result =~ s/&(\#219|Ucirc);/\\^{U}/g;      $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
     $result =~ s/&(\#220|Uuml);/\\\"{U}/g;      $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
Line 1008  sub old_character_chart { Line 1071  sub old_character_chart {
     $result =~ s/&(\#246|ouml);/\\\"{o}/g;      $result =~ s/&(\#246|ouml);/\\\"{o}/g;
     $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;      $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
     $result =~ s/&(\#248|oslash);/{\\o}/g;      $result =~ s/&(\#248|oslash);/{\\o}/g;
     $result =~ s/&(\#249|ugrave);/\\\`{u}/g;       $result =~ s/&(\#249|ugrave);/\\\`{u}/g;
     $result =~ s/&(\#250|uacute);/\\\'{u}/g;      $result =~ s/&(\#250|uacute);/\\\'{u}/g;
     $result =~ s/&(\#251|ucirc);/\\^{u}/g;      $result =~ s/&(\#251|ucirc);/\\^{u}/g;
     $result =~ s/&(\#252|uuml);/\\\"{u}/g;      $result =~ s/&(\#252|uuml);/\\\"{u}/g;
Line 1016  sub old_character_chart { Line 1079  sub old_character_chart {
     $result =~ s/&(\#255|yuml);/\\\"{y}/g;      $result =~ s/&(\#255|yuml);/\\\"{y}/g;
     $result =~ s/&\#295;/\\ensuremath\{\\hbar\}/g;      $result =~ s/&\#295;/\\ensuremath\{\\hbar\}/g;
     $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;      $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
 #Greek Alphabet  
       #Greek Alphabet
     $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;      $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
     $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;      $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
     $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;      $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
Line 1067  sub old_character_chart { Line 1131  sub old_character_chart {
     $result =~ s/&(Chi|\#935);/X/g;      $result =~ s/&(Chi|\#935);/X/g;
     $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;      $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
     $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;      $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
 #Arrows (extended HTML 4.01)  
       #Arrows (extended HTML 4.01)
     $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;      $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
     $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;      $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
     $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;      $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
Line 1078  sub old_character_chart { Line 1143  sub old_character_chart {
     $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;      $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
     $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;      $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
     $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;      $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
 #Mathematical Operators (extended HTML 4.01)  
       #Mathematical Operators (extended HTML 4.01)
     $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;      $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
     $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;      $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
     $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;      $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
Line 1117  sub old_character_chart { Line 1183  sub old_character_chart {
     $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;      $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
     $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;      $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
     $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;      $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
 #Geometric Shapes (extended HTML 4.01)  
       #Geometric Shapes (extended HTML 4.01)
     $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;      $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
 #Miscellaneous Symbols (extended HTML 4.01)  
       #Miscellaneous Symbols (extended HTML 4.01)
     $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;      $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
     $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).  
       #   Chemically useful 'things' contributed by Hon Kie (bug 4652).
   
     $result =~ s/&\#8636;/\\ensuremath\{\\leftharpoonup\}/g;      $result =~ s/&\#8636;/\\ensuremath\{\\leftharpoonup\}/g;
     $result =~ s/&\#8637;/\\ensuremath\{\\leftharpoondown\}/g;      $result =~ s/&\#8637;/\\ensuremath\{\\leftharpoondown\}/g;
Line 1145  sub old_character_chart { Line 1214  sub old_character_chart {
     $result =~ s/&(ldquo|#8220);/\`\`/g;      $result =~ s/&(ldquo|#8220);/\`\`/g;
     $result =~ s/&(rdquo|#8221);/\'\'/g;      $result =~ s/&(rdquo|#8221);/\'\'/g;
   
   
   
     return $result;      return $result;
 }  }
   
   #width, height, oddsidemargin, evensidemargin, topmargin
                   #width, height, oddsidemargin, evensidemargin, topmargin  my %page_formats = (
 my %page_formats=      'letter' => {
     ('letter' => {          'book' => {
  'book' => {              '1' => [ '7.1 in',  '9.8 in', '-0.57 in', '-0.57 in', '0.275 in' ],
      '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.275 in'],              '2' => [ '3.66 in', '9.8 in', '-0.57 in', '-0.57 in', '0.275 in' ]
      '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', '-0.55 in', '-0.55 in', '0.394 in' ],
      '1' => [ '8.8 in', '6.8 in','-0.55 in',  '-0.55 in','0.394 in'],              '2' => [ '4.8 in', '6.8 in', '-0.5 in',  '-1.0 in',  '3.5 in' ]
      '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' => [ '3.66 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'],              '2' => [ '6.0 in', '7.1 in',  '-1 in',    '-1 in',    '5 in' ]
              '2' => ['6.0 in','7.1 in','-1 in','-1 in','5 in']          },
           },      },
      },      'tabloid' => {
      'tabloid' => {          'book' => {
  'book' => {              '1' => [ '9.8 in', '16 in', '-0.57 in', '-0.57 in', '-0.5 in' ],
      '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'],              '2' => [ '4.9 in', '16 in', '-0.57 in', '-0.57 in', '-0.5 in' ]
      '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in']          },
  },          'album' => {
  'album' => {              '1' => [ '16 in', '9.8 in', '-0.57 in', '-0.57 in', '-0.5 in' ],
      '1' => ['16 in','9.8 in','-0.57 in','-0.57 in','-0.5 in'],              '2' => [ '16 in', '4.9 in', '-0.57 in', '-0.57 in', '-0.5 in' ]
      '2' => ['16 in','4.9 in','-0.57 in','-0.57 in','-0.5 in']          },
           },      },
      },      'executive' => {
      'executive' => {          'book' => {
  'book' => {              '1' => [ '6.8 in', '9 in', '-0.57 in', '-0.57 in', '1.2 in' ],
      '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'],              '2' => [ '3.1 in', '9 in', '-0.57 in', '-0.57 in', '1.2 in' ]
      '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in']          },
  },          'album' => {
  'album' => {              '1' => [],
      '1' => [],              '2' => []
      '2' => []          },
           },      },
      },      'a2' => {
      'a2' => {          'book' => {
  'book' => {              '1' => [],
      '1' => [],              '2' => []
      '2' => []          },
  },          'album' => {
  'album' => {              '1' => [],
      '1' => [],              '2' => []
      '2' => []          },
           },      },
      },      'a3' => {
      'a3' => {          'book' => {
  'book' => {              '1' => [],
      '1' => [],              '2' => []
      '2' => []          },
  },          'album' => {
  'album' => {              '1' => [],
      '1' => [],              '2' => []
      '2' => []          },
           },      },
      },      'a4' => {
      'a4' => {          'book' => {
  'book' => {              '1' =>
      '1' => ['17.6 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm'],                [ '17.6 cm', '27.2 cm', '-1.397 cm', '-2.11 cm', '-1.27 cm' ],
      '2' => [ '9.1 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm']              '2' => [ '9.1 cm', '27.2 cm', '-1.397 cm', '-2.11 cm', '-1.27 cm' ]
  },          },
  'album' => {          'album' => {
      '1' => ['21.59 cm','19.558 cm','-1.397cm','-2.11 cm','0 cm'],              '1' => [ '21.59 cm', '19.558 cm', '-1.397cm',  '-2.11 cm', '0 cm' ],
      '2' => ['9.91 cm','19.558 cm','-1.397 cm','-2.11 cm','0 cm']              '2' => [ '9.91 cm',  '19.558 cm', '-1.397 cm', '-2.11 cm', '0 cm' ]
  },          },
      },      },
      'a5' => {      'a5' => {
  'book' => {          'book' => {
      '1' => [],              '1' => [],
      '2' => []              '2' => []
  },          },
  'album' => {          'album' => {
      '1' => [],              '1' => [],
      '2' => []              '2' => []
           },          },
      },      },
      'a6' => {      'a6' => {
  'book' => {          'book' => {
      '1' => [],              '1' => [],
      '2' => []              '2' => []
  },          },
  'album' => {          'album' => {
      '1' => [],              '1' => [],
      '2' => []              '2' => []
           },          },
      },      },
      );  );
   
 sub page_format {  sub page_format {
   
 #  #
 #Supported paper format: "Letter [8 1/2x11 in]",      "Legal [8 1/2x14 in]",  #Supported paper format: "Letter [8 1/2x11 in]",      "Legal [8 1/2x14 in]",
 #                        "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",  #                        "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
 #                        "A2 [420x594 mm]",           "A3 [297x420 mm]",  #                        "A2 [420x594 mm]",           "A3 [297x420 mm]",
 #                        "A4 [210x297 mm]",           "A5 [148x210 mm]",  #                        "A4 [210x297 mm]",           "A5 [148x210 mm]",
 #                        "A6 [105x148 mm]"  #                        "A6 [105x148 mm]"
 #   #
     my ($papersize,$layout,$numberofcolumns) = @_;       my ( $papersize, $layout, $numberofcolumns ) = @_;
     return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}};      return @{ $page_formats{$papersize}->{$layout}->{$numberofcolumns} };
 }  }
   
   
 sub get_name {  sub get_name {
     my ($uname,$udom)=@_;      my ( $uname, $udom ) = @_;
     if (!defined($uname)) { $uname=$env{'user.name'}; }      if ( !defined($uname) ) { $uname = $env{'user.name'}; }
     if (!defined($udom)) { $udom=$env{'user.domain'}; }      if ( !defined($udom) )  { $udom  = $env{'user.domain'}; }
     my $plainname=&Apache::loncommon::plainname($uname,$udom);      my $plainname = &Apache::loncommon::plainname( $uname, $udom );
     if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }      if ( $plainname =~ /^\s*$/ ) { $plainname = $uname . '@' . $udom; }
    $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');      $plainname = &Apache::lonxml::latex_special_symbols( $plainname, 'header' );
     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'} ) ) {
  $courseidinfo = &Apache::lonxml::latex_special_symbols(&unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header');          $courseidinfo = &Apache::lonxml::latex_special_symbols(
  my $sec = $env{'request.course.sec'};              &unescape(
                       $env{ 'course.' . $env{'request.course.id'} . '.description' }
               ),
               'header'
           );
           my $sec = $env{'request.course.sec'};
   
     }      }
     return $courseidinfo;      return $courseidinfo;
 }  }
   
 sub page_format_transformation {  sub page_format_transformation {
     my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_;       my (
     my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);          $papersize,       $layout,    $numberofcolumns,
           $choice,          $text,      $assignment,
     if ($selectionmade eq '4') {          $tableofcontents, $indexlist, $selectionmade
  if ($choice eq 'all_problems') {      ) = @_;
             $assignment=&mt('Problems from the Whole Course');      my ( $textwidth, $textheight, $oddoffset, $evenoffset, $topmargin );
  } else {  
             $assignment=&mt('Resources from the Whole Course');      if ( $selectionmade eq '4' ) {
  }          if ( $choice eq 'all_problems' ) {
     } else {              $assignment = &mt('Problems from the Whole Course');
  $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');          }
           else {
               $assignment = &mt('Resources from the Whole Course');
           }
     }      }
     ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);      else {
           $assignment =
             &Apache::lonxml::latex_special_symbols( $assignment, 'header' );
       }
       ( $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();
     my $header_text  = $parmhash{'print_header_format'};      my $header_text  = $parmhash{'print_header_format'};
     $header_text     = &format_page_header($textwidth, $header_text, $assignment,      $header_text =
    $courseidinfo, $name);        &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' ) {
     my $fancypagestatement='';          $topmargintoinsert = '\setlength{\topmargin}{' . $topmargin . '}';
     if ($numberofcolumns eq '2') {      }
  $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{$header_text}";      my $fancypagestatement = '';
     } else {      if ( $numberofcolumns eq '2' ) {
  $fancypagestatement="\\rhead{}\\chead{}\\lhead{$header_text}";          $fancypagestatement = "\\fancyhead{}\\fancyhead[LO]{$header_text}";
     }      }
     if ($layout eq 'album') {      else {
     $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$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 /;          $fancypagestatement = "\\rhead{}\\chead{}\\lhead{$header_text}";
     } elsif ($layout eq 'book') {      }
  if ($choice ne 'All class print') {       if ( $layout eq 'album' ) {
     $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/;          $text =~
  } else {  s/\\begin{document}/\\setlength{\\oddsidemargin}{$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 /;
     $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 /;      }
  }      elsif ( $layout eq 'book' ) {
  if ($papersize eq 'a4') {          if ( $choice ne 'All class print' ) {
     my $papersize_text;              $text =~
     if ($perm{'pav'}) {  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/;
  $papersize_text = '\\special{papersize=210mm,297mm}';          }
     } else {          else {
  $papersize_text = '\special{papersize=210mm,297mm}';              $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 /;
     $text =~ s/(\\begin{document})/$1$papersize_text/;          }
  }          if ( $papersize eq 'a4' ) {
               my $papersize_text;
               if ( $perm{'pav'} ) {
                   $papersize_text = '\\special{papersize=210mm,297mm}';
               }
               else {
                   $papersize_text = '\special{papersize=210mm,297mm}';
               }
               $text =~ s/(\\begin{document})/$1$papersize_text/;
           }
       }
       if ( $tableofcontents eq 'yes' ) {
           $text =~ s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;
     }      }
     if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}      if ( $indexlist eq 'yes' ) {
     if ($indexlist eq 'yes') {          $text =~ s/(\\begin{document})/\\makeindex $1/;
  $text=~s/(\\begin{document})/\\makeindex $1/;          $text =~ s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;
  $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;  
     }      }
     return $text;      return $text;
 }  }
   
   
 sub page_cleanup {  sub page_cleanup {
     my $result = shift;      my $result = shift;
    
     $result =~ m/\\end{document}(\d*)$/;      $result =~ m/\\end{document}(\d*)$/;
     my $number_of_columns = $1;      my $number_of_columns = $1;
     my $insert = '{';      my $insert            = '{';
     for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }      for ( my $id = 1 ; $id <= $number_of_columns ; $id++ ) { $insert .= 'l'; }
     $insert .= '}';      $insert .= '}';
     $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;      $result =~
   s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
     $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;      $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
     return $result,$number_of_columns;      return $result, $number_of_columns;
 }  }
   
   
 sub details_for_menu {  sub details_for_menu {
     my ($helper)=@_;      my ($helper) = @_;
     my $postdata=$env{'form.postdata'};      my $postdata = $env{'form.postdata'};
     if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }      if ( !$postdata ) { $postdata = $helper->{VARS}{'postdata'}; }
     my $name_of_resource = &Apache::lonnet::gettitle($postdata);      my $name_of_resource = &Apache::lonnet::gettitle($postdata);
     my $symbolic = &Apache::lonnet::symbread($postdata);      my $symbolic         = &Apache::lonnet::symbread($postdata);
     return if ( $symbolic eq '');      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);
     if ($name_of_sequence =~ /^\s*$/) {      if ( $name_of_sequence =~ /^\s*$/ ) {
  $map =~ m|([^/]+)$|;          $map =~ m|([^/]+)$|;
  $name_of_sequence = $1;          $name_of_sequence = $1;
     }      }
     my $name_of_map = &Apache::lonnet::gettitle($env{'request.course.uri'});      my $name_of_map = &Apache::lonnet::gettitle( $env{'request.course.uri'} );
     if ($name_of_map =~ /^\s*$/) {      if ( $name_of_map =~ /^\s*$/ ) {
  $env{'request.course.uri'} =~ m|([^/]+)$|;          $env{'request.course.uri'} =~ m|([^/]+)$|;
  $name_of_map = $1;          $name_of_map = $1;
     }      }
     return ($name_of_resource,$name_of_sequence,$name_of_map);      return ( $name_of_resource, $name_of_sequence, $name_of_map );
 }  }
   
 sub copyright_line {  sub copyright_line {
     return '\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\vspace*{-2 mm}\newline\noindent{\tiny Printed from LON-CAPA\copyright MSU{\hfill} Licensed under GNU General Public License } ';      return
   '\noindent\makebox[\textwidth/$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";  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;
     my $copyright = &copyright_line();      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 $copyright $end_of_student $1/;          $result =~
     } else {  s/(\\end{document})/\\strut\\vskip 0 mm $copyright $end_of_student $1/;
  $result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline $copyright $end_of_student $1/;      }
       else {
           $result =~
   s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline $copyright $end_of_student $1/;
     }      }
     $result =~ s/\$number_of_columns/$number_of_columns/g;      $result =~ s/\$number_of_columns/$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       
     my $first_comment = index($result,'<!--',0);      #-- LaTeX corrections
     while ($first_comment != -1) {      my $first_comment = index( $result, '<!--', 0 );
  my $end_comment = index($result,'-->',$first_comment);      while ( $first_comment != -1 ) {
  substr($result,$first_comment,$end_comment-$first_comment+3) = '';          my $end_comment = index( $result, '-->', $first_comment );
  $first_comment = index($result,'<!--',$first_comment);          substr( $result, $first_comment, $end_comment - $first_comment + 3 ) =
             '';
           $first_comment = index( $result, '<!--', $first_comment );
     }      }
     $result =~ s/^\s+$//gm; #remove empty lines      $result =~ s/^\s+$//gm;    #remove empty lines
     #removes more than one empty space                                 #removes more than one empty space
     $result =~ s|(\s\s+)|($1=~/[\n\r]/)?"\n":" "|ge;      $result =~ s|(\s\s+)|($1=~/[\n\r]/)?"\n":" "|ge;
     $result =~ s/\\\\\s*\\vskip/\\vskip/gm;      $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
     $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;      $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
     $result =~ s/{\\par }\s*\\\\/\\\\/gm;      $result =~ s/{\\par }\s*\\\\/\\\\/gm;
     $result =~ s/\\\\\s+\[/ \[/g;      $result =~ s/\\\\\s+\[/ \[/g;
   
     #conversion of html characters to LaTeX equivalents      #conversion of html characters to LaTeX equivalents
     if ($result =~ m/&(\w+|#\d+);/) {      if ( $result =~ m/&(\w+|#\d+);/ ) {
  $result = &character_chart($result);          $result = &character_chart($result);
     }      }
     $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;      $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
     $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;      $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
     return $result;      return $result;
 }  }
   
   
 sub index_table {  sub index_table {
     my $currentURL = shift;      my $currentURL   = shift;
     my $insex_string='';      my $insex_string = '';
     $currentURL=~s/\.([^\/+])$/\.$1\.meta/;      $currentURL =~ s/\.([^\/+])$/\.$1\.meta/;
     $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');      $insex_string = &Apache::lonnet::metadata( $currentURL, 'keywords' );
     return $insex_string;      return $insex_string;
 }  }
   
   
 sub IndexCreation {  sub IndexCreation {
     my ($texversion,$currentURL)=@_;      my ( $texversion, $currentURL ) = @_;
     my @key_words=split(/,/,&index_table($currentURL));      my @key_words = split( /,/, &index_table($currentURL) );
     my $chunk='';      my $chunk     = '';
     my $st=index $texversion,'\addcontentsline{toc}{subsection}{';      my $st        = index $texversion, '\addcontentsline{toc}{subsection}{';
     if ($st>0) {      if ( $st > 0 ) {
  for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}          for ( my $i = 0 ; $i < 3 ; $i++ ) {
  $chunk=substr($texversion,0,$st+1);              $st = ( index $texversion, '}', $st + 1 );
  substr($texversion,0,$st+1)=' ';          }
           $chunk = substr( $texversion, 0, $st + 1 );
           substr( $texversion, 0, $st + 1 ) = ' ';
     }      }
     foreach my $key_word (@key_words) {      foreach my $key_word (@key_words) {
  if ($key_word=~/\S+/) {          if ( $key_word =~ /\S+/ ) {
     $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;              $texversion =~ s/\b($key_word)\b/$1 \\index{$key_word} /i;
  }          }
     }      }
     if ($st>0) {substr($texversion,0,1)=$chunk;}      if ( $st > 0 ) { substr( $texversion, 0, 1 ) = $chunk; }
     return $texversion;      return $texversion;
 }  }
   
 sub print_latex_header {  sub print_latex_header {
     my $mode=shift;      my $mode = shift;
   
     return &Apache::londefdef::latex_header($mode);      return &Apache::londefdef::latex_header($mode);
 }  }
   
 sub path_to_problem {  sub path_to_problem {
     my ($urlp,$colwidth)=@_;      my ( $urlp, $colwidth ) = @_;
     $urlp=&Apache::lonnet::clutter($urlp);      $urlp = &Apache::lonnet::clutter($urlp);
   
     my $newurlp = '';      my $newurlp = '';
     $colwidth=~s/\s*mm\s*$//;      $colwidth =~ s/\s*mm\s*$//;
 #characters average about 2 mm in width  
     if (length($urlp)*2 > $colwidth) {      #characters average about 2 mm in width
  my @elements = split('/',$urlp);      if ( length($urlp) * 2 > $colwidth ) {
  my $curlength=0;          my @elements = split( '/', $urlp );
  foreach my $element (@elements) {          my $curlength = 0;
     if ($element eq '') { next; }          foreach my $element (@elements) {
     if ($curlength+(length($element)*2) > $colwidth) {              if ( $element eq '' ) { next; }
  $newurlp .=  '|\vskip -1 mm \verb|';              if ( $curlength + ( length($element) * 2 ) > $colwidth ) {
  $curlength=length($element)*2;                  $newurlp .= '|\vskip -1 mm \verb|';
     } else {                  $curlength = length($element) * 2;
  $curlength+=length($element)*2;              }
     }              else {
     $newurlp.='/'.$element;                  $curlength += length($element) * 2;
  }              }
     } else {              $newurlp .= '/' . $element;
  $newurlp=$urlp;          }
     }      }
     return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';      else {
           $newurlp = $urlp;
       }
       return '{\small\noindent\verb|' . $newurlp . '|\vskip 0 mm}';
 }  }
   
 sub recalcto_mm {  sub recalcto_mm {
     my $textwidth=shift;      my $textwidth = shift;
     my $LaTeXwidth;      my $LaTeXwidth;
     if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) {      if ( $textwidth =~ /(-?\d+\.?\d*)\s*cm/ ) {
  $LaTeXwidth = $1*10;          $LaTeXwidth = $1 * 10;
     } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) {      }
  $LaTeXwidth = $1;      elsif ( $textwidth =~ /(-?\d+\.?\d*)\s*mm/ ) {
     } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) {          $LaTeXwidth = $1;
  $LaTeXwidth = $1*25.4;  
     }      }
     $LaTeXwidth.=' mm';      elsif ( $textwidth =~ /(-?\d+\.?\d*)\s*in/ ) {
           $LaTeXwidth = $1 * 25.4;
       }
       $LaTeXwidth .= ' mm';
     return $LaTeXwidth;      return $LaTeXwidth;
 }  }
   
 sub get_textwidth {  sub get_textwidth {
     my ($helper,$LaTeXwidth)=@_;      my ( $helper, $LaTeXwidth ) = @_;
     my $textwidth=$LaTeXwidth;      my $textwidth = $LaTeXwidth;
     if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&      if (   $helper->{'VARS'}->{'pagesize.width'} =~ /\d+/
  $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {          && $helper->{'VARS'}->{'pagesize.widthunit'} =~ /\w+/ )
  $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.      {
  $helper->{'VARS'}->{'pagesize.widthunit'});          $textwidth =
             &recalcto_mm( $helper->{'VARS'}->{'pagesize.width'} . ' '
                 . $helper->{'VARS'}->{'pagesize.widthunit'} );
     }      }
     return $textwidth;      return $textwidth;
 }  }
   
   
 sub unsupported {  sub unsupported {
     my ($currentURL,$mode,$symb)=@_;      my ( $currentURL, $mode, $symb ) = @_;
     if ($mode ne '') {$mode='\\'.$mode}      if ( $mode ne '' ) { $mode = '\\' . $mode }
     my $result.= &print_latex_header($mode);      my $result .= &print_latex_header($mode);
     if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {      if ( $currentURL =~ m|^(/adm/wrapper/)?ext/| ) {
  $currentURL=~s|^(/adm/wrapper/)?ext/|http://|;          $currentURL =~ s|^(/adm/wrapper/)?ext/|http://|;
  my $title=&Apache::lonnet::gettitle($symb);          my $title = &Apache::lonnet::gettitle($symb);
  $title = &Apache::lonxml::latex_special_symbols($title);          $title = &Apache::lonxml::latex_special_symbols($title);
  $result.=' \strut \\\\ '.$title.' \strut \\\\ '.$currentURL.' ';          $result .=
     } else {            ' \strut \\\\ ' . $title . ' \strut \\\\ ' . $currentURL . ' ';
  $result.=$currentURL;  
     }      }
     $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';      else {
           $result .= $currentURL;
       }
       $result .=
   '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
     return $result;      return $result;
 }  }
   
Line 1519  sub unsupported { Line 1627  sub unsupported {
 #  #
 sub map_laystyle {  sub map_laystyle {
     my ($laystyle) = @_;      my ($laystyle) = @_;
     if ($laystyle eq 'L') {      if ( $laystyle eq 'L' ) {
  $laystyle='album';          $laystyle = 'album';
     } else {      }
  $laystyle='book';      else {
           $laystyle = 'book';
     }      }
     return $laystyle;      return $laystyle;
 }  }
   
 sub print_page_in_course {  sub print_page_in_course {
     my ($helper, $rparmhash, $currentURL, $resources) = @_;      my ( $helper, $rparmhash, $currentURL, $resources ) = @_;
     my %parmhash       = %$rparmhash;      my %parmhash       = %$rparmhash;
     my @page_resources = @$resources;      my @page_resources = @$resources;
     my $mode = $helper->{'VARS'}->{'LATEX_TYPE'};      my $mode           = $helper->{'VARS'}->{'LATEX_TYPE'};
     my $symb = $helper->{'VARS'}->{'symb'};      my $symb           = $helper->{'VARS'}->{'symb'};
   
   
     my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};      my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
   
       my @temporary_array = split /\|/, $format_from_helper;
     my @temporary_array=split /\|/,$format_from_helper;      my ( $laystyle, $numberofcolumns, $papersize, $pdfFormFields ) =
     my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array;        @temporary_array;
     $laystyle = &map_laystyle($laystyle);      $laystyle = &map_laystyle($laystyle);
     my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,      my ( $textwidth, $textheight, $oddoffset, $evenoffset ) =
       $numberofcolumns);        &page_format( $papersize, $laystyle, $numberofcolumns );
     my $LaTeXwidth=&recalcto_mm($textwidth);       my $LaTeXwidth = &recalcto_mm($textwidth);
   
       if ( $mode ne '' ) { $mode = '\\' . $mode }
     if ($mode ne '') {$mode='\\'.$mode}      my $result = &print_latex_header($mode);
     my $result   =    &print_latex_header($mode);      if ( $currentURL =~ m|^(/adm/wrapper/)?ext/| ) {
     if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {          $currentURL =~ s|^(/adm/wrapper/)?ext/|http://|;
  $currentURL=~s|^(/adm/wrapper/)?ext/|http://|;          my $title = &Apache::lonnet::gettitle($symb);
  my $title=&Apache::lonnet::gettitle($symb);          $title = &Apache::lonxml::latex_special_symbols($title);
  $title = &Apache::lonxml::latex_special_symbols($title);      }
     } else {      else {
  $result.=$currentURL;          $result .= $currentURL;
     }      }
     $result .= '\\\\';      $result .= '\\\\';
   
     if ($helper->{'VARS'}->{'style_file'}=~/\w/) {      if ( $helper->{'VARS'}->{'style_file'} =~ /\w/ ) {
  &Apache::lonnet::appenv({'construct.style' =>          &Apache::lonnet::appenv(
  $helper->{'VARS'}->{'style_file'}});              { 'construct.style' => $helper->{'VARS'}->{'style_file'} } );
     } elsif ($env{'construct.style'}) {      }
  &Apache::lonnet::delenv('construct.style');      elsif ( $env{'construct.style'} ) {
           &Apache::lonnet::delenv('construct.style');
     }      }
   
     # First is the overall page description.  This is then followed by the       # First is the overall page description.  This is then followed by the
     # components of the page. Each of which must be printed independently.      # components of the page. Each of which must be printed independently.
     my $the_page = shift(@page_resources);       my $the_page = shift(@page_resources);
   
   
     foreach my $resource (@page_resources) {      foreach my $resource (@page_resources) {
  my $resource_src   = $resource->src(); # Essentially the URL of the resource.          my $resource_src =
  $result           .= $resource->title() . '\\\\';            $resource->src();    # Essentially the URL of the resource.
           $result .= $resource->title() . '\\\\';
  # Recurse if a .page:  
           # 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 );
           }
   
  if ($resource_src =~ /.page$/i) {          # these resources go through the XML transformer:
     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 ($resource_src =~ /\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm\xhtml|xhtm)$/)  {          elsif ( $resource_src =~
     my $urlp = &Apache::lonnet::clutter($resource_src);  /\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm\xhtml|xhtm)$/
     my %form;            )
     my %moreenv;          {
               my $urlp = &Apache::lonnet::clutter($resource_src);
     &Apache::lonxml::remember_problem_counter();              my %form;
     $moreenv{'request.filename'}=$urlp;              my %moreenv;
     if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}  
               &Apache::lonxml::remember_problem_counter();
     $form{'grade_target'}  = 'tex';              $moreenv{'request.filename'} = $urlp;
     $form{'textwidth'}    = &get_textwidth($helper, $LaTeXwidth);              if ( $helper->{'VARS'}->{'probstatus'} eq 'exam' ) {
     $form{'pdfFormFiels'} = $pdfFormFields; #                   $form{'problemtype'} = 'exam';
     $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};                  }
       
     $form{'problem_split'}=$parmhash{'problem_stream_switch'};              $form{'grade_target'} = 'tex';
     $form{'suppress_tries'}=$parmhash{'suppress_tries'};              $form{'textwidth'}    = &get_textwidth( $helper, $LaTeXwidth );
     $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};              $form{'pdfFormFiels'} = $pdfFormFields;                           #
     $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};              $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
     $form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'};  
     if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') ||              $form{'problem_split'}  = $parmhash{'problem_stream_switch'};
  ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {              $form{'suppress_tries'} = $parmhash{'suppress_tries'};
  $form{'problem_split'}='yes';              $form{'latex_type'}     = $helper->{'VARS'}->{'LATEX_TYPE'};
     }              $form{'print_discussions'} =
     my $rndseed = time;                $helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
     if ($helper->{'VARS'}->{'curseed'}) {              $form{'print_annotations'} =
  $rndseed=$helper->{'VARS'}->{'curseed'};                $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
     }              if (   ( $helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes' )
     $form{'rndseed'}=$rndseed;                  || ( $helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes' ) )
     &Apache::lonnet::appenv(\%moreenv);              {
                       $form{'problem_split'} = 'yes';
     &Apache::lonxml::clear_problem_counter();              }
               my $rndseed = time;
     my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form);              if ( $helper->{'VARS'}->{'curseed'} ) {
                   $rndseed = $helper->{'VARS'}->{'curseed'};
               }
     # current document with answers.. no need to encap in minipage              $form{'rndseed'} = $rndseed;
     #  since there's only one answer.              &Apache::lonnet::appenv( \%moreenv );
   
     if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||              &Apache::lonxml::clear_problem_counter();
        ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {  
  my %answerform = %form;              my $texversion =
                 &ssi_with_retries( $urlp, $ssi_retry_count, %form );
   
  $answerform{'problem_split'}=$parmhash{'problem_stream_switch'};              # current document with answers.. no need to encap in minipage
  $answerform{'grade_target'}='answer';              #  since there's only one answer.
  $answerform{'answer_output_mode'}='tex';  
  $answerform{'rndseed'}=$rndseed;              if (   ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no' )
                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {                  || ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only' ) )
     $answerform{'problemtype'}='exam';              {
  }                  my %answerform = %form;
  $resources_printed .= $urlp.':';  
  my $answer=&ssi_with_retries($urlp,$ssi_retry_count, %answerform);                  $answerform{'problem_split'} =
                     $parmhash{'problem_stream_switch'};
  if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {                  $answerform{'grade_target'}       = 'answer';
     $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;                  $answerform{'answer_output_mode'} = 'tex';
  } else {                  $answerform{'rndseed'}            = $rndseed;
     $texversion= &print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});                  if ( $helper->{'VARS'}->{'probstatus'} eq 'exam' ) {
     if ($helper->{'VARS'}->{'construction'} ne '1') {                      $answerform{'problemtype'} = 'exam';
  my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});                  }
  $title = &Apache::lonxml::latex_special_symbols($title);                  $resources_printed .= $urlp . ':';
  $texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';                  my $answer =
  $texversion.=&path_to_problem($urlp,$LaTeXwidth);                    &ssi_with_retries( $urlp, $ssi_retry_count, %answerform );
     } else {  
  $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';                  if ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no' ) {
  my $URLpath=$urlp;                      $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
  $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;                  }
  $texversion.=&path_to_problem($URLpath,$LaTeXwidth);                  else {
     }                      $texversion =
     $texversion.='\vskip 1 mm '.$answer.'\end{document}';                        &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{' 
     # Print annotations.                            . $title
                             . '}\vskip 0 mm ';
                           $texversion .= &path_to_problem( $urlp, $LaTeXwidth );
     if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {                      }
  my $annotation .= &annotate($currentURL);                      else {
  $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;                          $texversion .=
     }  '\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
                               my $URLpath = $urlp;
     if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {                          $URLpath =~ s/~([^\/]+)/public_html\/$1\/$1/;
  $texversion=&IndexCreation($texversion,$currentURL);                          $texversion .=
     }                            &path_to_problem( $URLpath, $LaTeXwidth );
     if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {                      }
  $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;                      $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);              $texversion = &latex_header_footer_remove($texversion);
   
     # the first remaining line is a comment from londefdef the second              # the first remaining line is a comment from londefdef the second
     # line  seems to be an extraneous \vskip 1mm \\\\ :              # line  seems to be an extraneous \vskip 1mm \\\\ :
             # (imperfect removal from header_footer_remove?              # (imperfect removal from header_footer_remove?
   
     $texversion =~ s/\\vskip 1mm \\\\\\\\//;              $texversion =~ s/\\vskip 1mm \\\\\\\\//;
   
     $result .= $texversion;              $result .= $texversion;
     if ($currentURL=~m/\.page\s*$/) {              if ( $currentURL =~ m/\.page\s*$/ ) {
  ($result,$numberofcolumns) = &page_cleanup($result);                  ( $result, $numberofcolumns ) = &page_cleanup($result);
     }              }
  }          }
     }      }
   
     $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';      $result .=
   '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
     return $result;      return $result;
 }  }
   
   
 #  #
 # List of recently generated print files  # List of recently generated print files
 #  #
 sub recently_generated {  sub recently_generated {
     my $r=shift;      my $r        = shift;
     my $prtspool=$r->dir_config('lonPrtDir');      my $prtspool = $r->dir_config('lonPrtDir');
     my $zip_result;      my $zip_result;
     my $pdf_result;      my $pdf_result;
     opendir(DIR,$prtspool);      opendir( DIR, $prtspool );
   
     my @files =       my @files =
  grep(/^$env{'user.name'}_$env{'user.domain'}_printout_(\d+)_.*\.(pdf|zip)$/,readdir(DIR));        grep(
           /^$env{'user.name'}_$env{'user.domain'}_printout_(\d+)_.*\.(pdf|zip)$/,
           readdir(DIR) );
     closedir(DIR);      closedir(DIR);
   
     @files = sort {      @files = sort {
  my ($actime) = (stat($prtspool.'/'.$a))[10];          my ($actime) = ( stat( $prtspool . '/' . $a ) )[10];
  my ($bctime) = (stat($prtspool.'/'.$b))[10];          my ($bctime) = ( stat( $prtspool . '/' . $b ) )[10];
  return $bctime <=> $actime;          return $bctime <=> $actime;
     } (@files);      } (@files);
   
     foreach my $filename (@files) {      foreach my $filename (@files) {
  my ($ext) = ($filename =~ m/(pdf|zip)$/);          my ($ext) = ( $filename =~ m/(pdf|zip)$/ );
  my ($cdev,$cino,$cmode,$cnlink,          my (
     $cuid,$cgid,$crdev,$csize,              $cdev,   $cino,     $cmode, $cnlink, $cuid,
     $catime,$cmtime,$cctime,              $cgid,   $crdev,    $csize, $catime, $cmtime,
     $cblksize,$cblocks)=stat($prtspool.'/'.$filename);              $cctime, $cblksize, $cblocks
         my $ext_text = 'pdf' ? &mt('PDF File'):&mt('Zip File');          ) = stat( $prtspool . '/' . $filename );
  my $result=&Apache::loncommon::start_data_table_row()          my $ext_text = 'pdf' ? &mt('PDF File') : &mt('Zip File');
                   .'<td>'          my $result =
                   .'<a href="/prtspool/'.$filename.'">'.$ext_text.'</a>'              &Apache::loncommon::start_data_table_row() . '<td>'
                   .'</td>'            . '<a href="/prtspool/'
                   .'<td>'.&Apache::lonlocal::locallocaltime($cctime).'</td>'            . $filename . '">'
                   .'<td align="right">'.$csize.'</td>'            . $ext_text . '</a>' . '</td>' . '<td>'
                   .&Apache::loncommon::end_data_table_row();            . &Apache::lonlocal::locallocaltime($cctime) . '</td>'
  if ($ext eq 'pdf') { $pdf_result .= $result; }            . '<td align="right">'
  if ($ext eq 'zip') { $zip_result .= $result; }            . $csize . '</td>'
             . &Apache::loncommon::end_data_table_row();
           if ( $ext eq 'pdf' ) { $pdf_result .= $result; }
           if ( $ext eq 'zip' ) { $zip_result .= $result; }
     }      }
     if ($zip_result || $pdf_result) {      if ( $zip_result || $pdf_result ) {
         $r->print('<hr />');          $r->print('<hr />');
     }      }
     if ($zip_result) {      if ($zip_result) {
  $r->print('<h3>'.&mt('Recently generated printout zip files')."</h3>\n"          $r->print( '<h3>'
                   .&Apache::loncommon::start_data_table()                . &mt('Recently generated printout zip files')
                   .&Apache::loncommon::start_data_table_header_row()                . "</h3>\n"
                   .'<th>'.&mt('Download').'</th>'                . &Apache::loncommon::start_data_table()
                   .'<th>'.&mt('Creation Date').'</th>'                . &Apache::loncommon::start_data_table_header_row() . '<th>'
                   .'<th>'.&mt('File Size (Bytes)').'</th>'                . &mt('Download') . '</th>' . '<th>'
                   .&Apache::loncommon::end_data_table_header_row()                . &mt('Creation Date') . '</th>' . '<th>'
                   .$zip_result                . &mt('File Size (Bytes)') . '</th>'
                   .&Apache::loncommon::end_data_table()                . &Apache::loncommon::end_data_table_header_row()
         );                . $zip_result
                 . &Apache::loncommon::end_data_table() );
     }      }
     if ($pdf_result) {      if ($pdf_result) {
  $r->print('<h3>'.&mt('Recently generated printouts')."</h3>\n"          $r->print( '<h3>'
                   .&Apache::loncommon::start_data_table()                . &mt('Recently generated printouts')
                   .&Apache::loncommon::start_data_table_header_row()                . "</h3>\n"
                   .'<th>'.&mt('Download').'</th>'                . &Apache::loncommon::start_data_table()
                   .'<th>'.&mt('Creation Date').'</th>'                . &Apache::loncommon::start_data_table_header_row() . '<th>'
                   .'<th>'.&mt('File Size (Bytes)').'</th>'                . &mt('Download') . '</th>' . '<th>'
                   .&Apache::loncommon::end_data_table_header_row()                . &mt('Creation Date') . '</th>' . '<th>'
                   .$pdf_result                . &mt('File Size (Bytes)') . '</th>'
                   .&Apache::loncommon::end_data_table()                . &Apache::loncommon::end_data_table_header_row()
         );                . $pdf_result
                 . &Apache::loncommon::end_data_table() );
     }      }
 }  }
   
Line 1776  sub recently_generated { Line 1911  sub recently_generated {
 #    &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars");  #    &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars");
 #}  #}
   
 sub get_page_breaks  {  sub get_page_breaks {
     my ($helper) = @_;      my ($helper) = @_;
     my %page_breaks;      my %page_breaks;
   
     foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {      foreach my $break ( split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'} ) {
  $page_breaks{$break} = 1;          $page_breaks{$break} = 1;
     }      }
     return %page_breaks;      return %page_breaks;
 }  }
 #   
   #
 #   Returns text to insert for any extra vskip prior to the resource.  #   Returns text to insert for any extra vskip prior to the resource.
 #   Parameters:  #   Parameters:
 #     helper   - Reference to the helper object driving the printout.  #     helper   - Reference to the helper object driving the printout.
Line 1796  sub get_page_breaks  { Line 1932  sub get_page_breaks  {
 #    EXTRASPACE         has the list of extra space values.  #    EXTRASPACE         has the list of extra space values.
 #    EXTRASPACE_UNITS   is the set of resources for which the units are  #    EXTRASPACE_UNITS   is the set of resources for which the units are
 #                       mm. All others are 'in'.  #                       mm. All others are 'in'.
 #      #
 #    The resource is found in the POSSIBLE_RESOURCES to get the index  #    The resource is found in the POSSIBLE_RESOURCES to get the index
 #    of the EXTRASPACE value.  #    of the EXTRASPACE value.
 #  #
Line 1805  sub get_page_breaks  { Line 1941  sub get_page_breaks  {
 #   EXTRASPACE is turned into an array.  #   EXTRASPACE is turned into an array.
 #  #
   
   
 my %possible_resources;  my %possible_resources;
 my %extraspace_mm;  my %extraspace_mm;
 my @extraspace;  my @extraspace;
 my $skips_loaded       = 0;  my $skips_loaded = 0;
   
 #  Function to load the skips hash and array  #  Function to load the skips hash and array
   
 sub load_skips {  sub load_skips {
   
     my ($helper)  = @_;      my ($helper) = @_;
   
     #  If this is the first time, unrap the resources and extra spaces:      #  If this is the first time, unrap the resources and extra spaces:
   
     if (!$skips_loaded) {      if ( !$skips_loaded ) {
  @extraspace = (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE'}));          @extraspace = ( split( /\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE'} ) );
  my @resource_list = (split(/\|\|\|/, $helper->{'VARS'}->{'POSSIBLE_RESOURCES'}));          my @resource_list =
  my $i = 0;            ( split( /\|\|\|/, $helper->{'VARS'}->{'POSSIBLE_RESOURCES'} ) );
  foreach my $resource (@resource_list) {          my $i = 0;
     $possible_resources{$resource} = $i;          foreach my $resource (@resource_list) {
     $i++;              $possible_resources{$resource} = $i;
  }              $i++;
  foreach my $mm_resource (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE_UNITS'})) {          }
     $extraspace_mm{$mm_resource} = 1;          foreach my $mm_resource (
  }              split( /\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE_UNITS'} ) )
  $skips_loaded = 1;          {
               $extraspace_mm{$mm_resource} = 1;
           }
           $skips_loaded = 1;
     }      }
 }  }
   
 sub get_extra_vspaces {  sub get_extra_vspaces {
     my ($helper, $resource) = @_;      my ( $helper, $resource ) = @_;
   
     &load_skips($helper);      &load_skips($helper);
   
Line 1847  sub get_extra_vspaces { Line 1985  sub get_extra_vspaces {
     my $skip  = $extraspace[$index];      my $skip  = $extraspace[$index];
   
     my $result = '';      my $result = '';
     if ($skip ne '') {      if ( $skip ne '' ) {
  my $units = 'in';          my $units = 'in';
  if (defined($extraspace_mm{$resource})) {          if ( defined( $extraspace_mm{$resource} ) ) {
     $units = 'mm';              $units = 'mm';
  }          }
  $result = '\vskip '.$skip.' '.$units;          $result = '\vskip ' . $skip . ' ' . $units;
     }      }
   
   
     return $result;      return $result;
   
   
 }  }
   
 #  #
 #  The resource chooser part of the helper needs more than just  #  The resource chooser part of the helper needs more than just
 #  the value of the extraspaces var to recover the value into a text  #  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:  #  field option.  This sub produces the required format for the saved var:
 #  specifically   #  specifically
 #    ||| separated fields of the form resourcename=value  #    ||| separated fields of the form resourcename=value
 #  #
 #  Parameters:  #  Parameters:
Line 1891  sub set_form_extraspace { Line 2027  sub set_form_extraspace {
   
     my $result = '';      my $result = '';
   
     foreach my $resource (keys(%possible_resources)) {      foreach my $resource ( keys(%possible_resources) ) {
  my $vskip = $extraspace[$possible_resources{$resource}];          my $vskip = $extraspace[ $possible_resources{$resource} ];
  $result  .= $resource .'=' . $vskip . '|||';          $result .= $resource . '=' . $vskip . '|||';
     }      }
   
     $env{'form.extraspace'}  = $result;      $env{'form.extraspace'}       = $result;
     $env{'form.extraspace_units'} = $helper->{'VARS'}->{'EXTRASPACE_UNITS'};      $env{'form.extraspace_units'} = $helper->{'VARS'}->{'EXTRASPACE_UNITS'};
     return $result;      return $result;
       
 }  }
   
 #  Output a sequence (recursively if neeed)  #  Output a sequence (recursively if neeed)
Line 1916  sub set_form_extraspace { Line 2052  sub set_form_extraspace {
 #   prefix the latex with the page headers stuff.  #   prefix the latex with the page headers stuff.
 #  #
 sub print_construction_sequence {  sub print_construction_sequence {
     my ($currentURL, $helper, %form, $LaTeXwidth) = @_;      my ( $currentURL, $helper, %form, $LaTeXwidth ) = @_;
     my $result;      my $result;
     my $rndseed=time;      my $rndseed = time;
     if ($helper->{'VARS'}->{'curseed'}) {      if ( $helper->{'VARS'}->{'curseed'} ) {
  $rndseed=$helper->{'VARS'}->{'curseed'};          $rndseed = $helper->{'VARS'}->{'curseed'};
     }      }
     my $errtext=&LONCAPA::map::mapread($currentURL);      my $errtext = &LONCAPA::map::mapread($currentURL);
     #   
       #
     #  These make this all support recursing for subsequences.      #  These make this all support recursing for subsequences.
     #      #
     my @order    = @LONCAPA::map::order;      my @order     = @LONCAPA::map::order;
     my @resources = @LONCAPA::map::resources;       my @resources = @LONCAPA::map::resources;
     for (my $member=0;$member<=$#order;$member++) {      for ( my $member = 0 ; $member <= $#order ; $member++ ) {
  $resources[$order[$member]]=~/^([^:]*):([^:]*):/;          $resources[ $order[$member] ] =~ /^([^:]*):([^:]*):/;
  my $urlp=$2;          my $urlp = $2;
  if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {          if ( $urlp =~
     my $texversion='';  /\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/
     if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {            )
  $form{'problem_split'}=$parmhash{'problem_stream_switch'};          {
  $form{'suppress_tries'}=$parmhash{'suppress_tries'};              my $texversion = '';
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};              if ( $helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only' ) {
  $form{'rndseed'}=$rndseed;                  $form{'problem_split'}  = $parmhash{'problem_stream_switch'};
  $resources_printed .=$urlp.':';                  $form{'suppress_tries'} = $parmhash{'suppress_tries'};
  $texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form);                  $form{'latex_type'}     = $helper->{'VARS'}->{'LATEX_TYPE'};
     }                  $form{'rndseed'}        = $rndseed;
     if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||                  $resources_printed .= $urlp . ':';
  ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&                   $texversion =
        ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {                    &ssi_with_retries( $urlp, $ssi_retry_count, %form );
  #  Don't permanently modify %$form...              }
  my %answerform = %form;              if (
  $answerform{'grade_target'}='answer';                  (
  $answerform{'answer_output_mode'}='tex';                         ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no' )
  $answerform{'rndseed'}=$rndseed;                      || ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only' )
  $answerform{'problem_split'}=$parmhash{'problem_stream_switch'};                  )
  if ($urlp=~/\/res\//) {$env{'request.state'}='published';}                  && ( $urlp =~
  $resources_printed .= $urlp.':';                      /\.(problem|exam|quiz|assess|survey|form|library|page)$/ )
  my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);                )
  if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {              {
     $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;  
  } else {                  #  Don't permanently modify %$form...
     # If necessary, encapsulate answer in minipage:                  my %answerform = %form;
                       $answerform{'grade_target'}       = 'answer';
     $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});                  $answerform{'answer_output_mode'} = 'tex';
     my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});                  $answerform{'rndseed'}            = $rndseed;
     $title = &Apache::lonxml::latex_special_symbols($title);                  $answerform{'problem_split'} =
     my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';                    $parmhash{'problem_stream_switch'};
     $body.=&path_to_problem($urlp,$LaTeXwidth);                  if ( $urlp =~ /\/res\// ) {
     $body.='\vskip 1 mm '.$answer.'\end{document}';                      $env{'request.state'} = 'published';
     $body = &encapsulate_minipage($body);                  }
     $texversion.=$body;                  $resources_printed .= $urlp . ':';
  }                  my $answer =
     }                    &ssi_with_retries( $urlp, $ssi_retry_count, %answerform );
     $texversion = &latex_header_footer_remove($texversion);  
                   if ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no' ) {
     if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {                      $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
  $texversion=&IndexCreation($texversion,$urlp);                  }
     }                  else {
     if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {  
  $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;                      # If necessary, encapsulate answer in minipage:
     }  
     $result.=$texversion;                      $texversion =
                         &print_latex_header( $helper->{'VARS'}->{'LATEX_TYPE'} );
  } elsif ($urlp=~/\.(sequence|page)$/) {                      my $title =
                          &Apache::lonnet::gettitle( $helper->{'VARS'}->{'symb'} );
     # header:                      $title = &Apache::lonxml::latex_special_symbols($title);
                       my $body =
     $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';                          '\vskip 0 mm \noindent\textbf{' 
                         . $title
     # IF sequence, recurse:                        . '}\vskip 0 mm ';
                           $body .= &path_to_problem( $urlp, $LaTeXwidth );
     if ($urlp =~ /\.sequence$/) {                      $body .= '\vskip 1 mm ' . $answer . '\end{document}';
  my $sequence_url = $urlp;                      $body = &encapsulate_minipage($body);
  my $domain       = $env{'user.domain'}; # Constr. space only on local                      $texversion .= $body;
  my $user         = $env{'user.name'};                  }
               }
  $sequence_url    =~ s/^\/res\/$domain/\/home/;              $texversion = &latex_header_footer_remove($texversion);
  $sequence_url    =~ s/^(\/home\/$user)/$1\/public_html/;  
 # $sequence_url    =~ s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;              if ( $helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes' ) {
  $result .= &print_construction_sequence($sequence_url,                   $texversion = &IndexCreation( $texversion, $urlp );
  $helper, %form,               }
  $LaTeXwidth);              if ( $helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes' ) {
     }                  $texversion =~
  }  s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
  elsif ($urlp =~ /\.pdf$/i) {              }
     my $texversion;              $result .= $texversion;
     if ($member != 0) {  
  $texversion .= '\cleardoublepage';          }
     }          elsif ( $urlp =~ /\.(sequence|page)$/ ) {
   
     $texversion .= &include_pdf($urlp);              # header:
     $texversion = &latex_header_footer_remove($texversion);  
     if ($member != $#order) {              $result .=
  $texversion .= '\\ \cleardoublepage';                  '\strut\newline\noindent Sequence/page ' 
     }                . $urlp
                     . '\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
     $result .= $texversion;  
  }              # 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 $rndseed\} /;
     }      }
     if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}  
     return $result;      return $result;
 }  }
   
 sub output_data {  sub output_data {
     my ($r,$helper,$rparmhash) = @_;      my ( $r, $helper, $rparmhash ) = @_;
     my %parmhash = %$rparmhash;      my %parmhash = %$rparmhash;
     $ssi_error = 0; # This will be set nonzero by failing ssi's.      $ssi_error         = 0;    # This will be set nonzero by failing ssi's.
     $resources_printed = '';      $resources_printed = '';
     $font_size = $helper->{'VARS'}->{'fontsize'};      $font_size = $helper->{'VARS'}->{'fontsize'};
     my $do_postprocessing = 1;      my $do_postprocessing = 1;
     my $js = <<ENDPART;      my $js                = <<ENDPART;
 <script type="text/javascript">  <script type="text/javascript">
     var editbrowser;      var editbrowser;
     function openbrowser(formname,elementname,only,omit) {      function openbrowser(formname,elementname,only,omit) {
Line 2052  sub output_data { Line 2220  sub output_data {
 </script>  </script>
 ENDPART  ENDPART
   
   
     # Breadcrumbs      # Breadcrumbs
     #FIXME: Choose better/different breadcrumbs?!? Links?      #FIXME: Choose better/different breadcrumbs?!? Links?
     my $brcrum = [{'href' => '',      my $brcrum = [
                    'text' => 'Helper'}, #FIXME: Different origin possible than print out helper?          {
                   {'href' => '',              'href' => '',
                    'text' => 'Preparing Printout'}];              'text' => 'Helper'
           },    #FIXME: Different origin possible than print out helper?
     my $start_page  = &Apache::loncommon::start_page('Preparing Printout',          {
                                                      $js,              'href' => '',
                                                      {'bread_crumbs' => $brcrum,});              'text' => 'Preparing Printout'
     my $msg = &mt('Please stand by while processing your print request, this may take some time ...');          }
       ];
   
       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");      $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'} = $helper->{'VARS'}->{'FINISHPAGE'};
     &set_form_extraspace($helper);      &set_form_extraspace($helper);
     $env{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'};       $env{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'};
     &Apache::loncommon::store_course_settings('print',      &Apache::loncommon::store_course_settings(
       {'pagebreaks'    => 'scalar',          'print',
        'extraspace'    => 'scalar',          {
        'extraspace_units' => 'scalar',              'pagebreaks'       => 'scalar',
        'lastprinttype' => 'scalar'});              'extraspace'       => 'scalar',
     my %page_breaks  = &get_page_breaks($helper);              'extraspace_units' => 'scalar',
               'lastprinttype'    => 'scalar'
           }
       );
       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 $number_of_columns =
     my @temporary_array=split /\|/,$format_from_helper;        1;    #used only for pages to determine the width of the cell
     my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array;      my @temporary_array = split /\|/, $format_from_helper;
       my ( $laystyle, $numberofcolumns, $papersize, $pdfFormFields ) =
         @temporary_array;
   
     $laystyle = &map_laystyle($laystyle);      $laystyle = &map_laystyle($laystyle);
     my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);      my ( $textwidth, $textheight, $oddoffset, $evenoffset ) =
     my $assignment =  $env{'form.assignment'};        &page_format( $papersize, $laystyle, $numberofcolumns );
     my $LaTeXwidth=&recalcto_mm($textwidth);       my $assignment    = $env{'form.assignment'};
     my @print_array=();      my $LaTeXwidth    = &recalcto_mm($textwidth);
     my @student_names=();      my @print_array   = ();
       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
     # here.      # here.
     #      #
     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;      $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
     # check box selecting this option to be presnt unless it's ok,      # check box selecting this option to be presnt unless it's ok,
     # and by lonresponse's priv. check.      # and by lonresponse's priv. check.
     # The if is here because lonresponse.pm only cares that      # The if is here because lonresponse.pm only cares that
     # showallfoils is defined, not what the value is.      # showallfoils is defined, not what the value is.
   
     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/) {      if ( $helper->{'VARS'}->{'style_file'} =~ /\w/ ) {
  &Apache::lonnet::appenv({'construct.style' =>          &Apache::lonnet::appenv(
  $helper->{'VARS'}->{'style_file'}});              { 'construct.style' => $helper->{'VARS'}->{'style_file'} } );
     } elsif ($env{'construct.style'}) {      }
  &Apache::lonnet::delenv('construct.style');      elsif ( $env{'construct.style'} ) {
           &Apache::lonnet::delenv('construct.style');
     }      }
   
       if ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document' ) {
   
     if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {          #-- single document - problem, page, html, xml, ...
       #-- single document - problem, page, html, xml, ...          my ( $currentURL, $cleanURL );
  my ($currentURL,$cleanURL);  
           if ( $helper->{'VARS'}->{'construction'} ne '1' ) {
   
  if ($helper->{'VARS'}->{'construction'} ne '1') {  
             #prints published resource              #prints published resource
     $currentURL=$helper->{'VARS'}->{'postdata'};              $currentURL = $helper->{'VARS'}->{'postdata'};
     $cleanURL=&Apache::lonenc::check_decrypt($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; }
     $cleanURL=$currentURL;              $cleanURL = $currentURL;
  }          }
  $selectionmade = 1;          $selectionmade = 1;
  if ($cleanURL!~m|^/adm/|          if (   $cleanURL !~ m|^/adm/|
     && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {              && $cleanURL =~
     my $rndseed=time;  /\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/
     my $texversion='';            )
     if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {          {
  my %moreenv;              my $rndseed    = time;
  $moreenv{'request.filename'}=$cleanURL;              my $texversion = '';
                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}              if ( $helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only' ) {
  $form{'problem_split'}=$parmhash{'problem_stream_switch'};                  my %moreenv;
  $form{'suppress_tries'}=$parmhash{'suppress_tries'};                  $moreenv{'request.filename'} = $cleanURL;
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};                  if ( $helper->{'VARS'}->{'probstatus'} eq 'exam' ) {
  $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};                      $form{'problemtype'} = 'exam';
  $form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'};                  }
  if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') ||                  $form{'problem_split'}  = $parmhash{'problem_stream_switch'};
     ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {                  $form{'suppress_tries'} = $parmhash{'suppress_tries'};
     $form{'problem_split'}='yes';                  $form{'latex_type'}     = $helper->{'VARS'}->{'LATEX_TYPE'};
  }                  $form{'print_discussions'} =
  if ($helper->{'VARS'}->{'curseed'}) {                    $helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
     $rndseed=$helper->{'VARS'}->{'curseed'};                  $form{'print_annotations'} =
  }                    $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
  $form{'rndseed'}=$rndseed;                  if (   ( $helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes' )
  &Apache::lonnet::appenv(\%moreenv);                      || ( $helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes' ) )
                   {
  &Apache::lonxml::clear_problem_counter();                      $form{'problem_split'} = 'yes';
                   }
  $resources_printed .= $currentURL.':';                  if ( $helper->{'VARS'}->{'curseed'} ) {
  $texversion.=&ssi_with_retries($currentURL,$ssi_retry_count, %form);                      $rndseed = $helper->{'VARS'}->{'curseed'};
                   }
  #  Add annotations if required:                  $form{'rndseed'} = $rndseed;
                       &Apache::lonnet::appenv( \%moreenv );
  &Apache::lonxml::clear_problem_counter();  
                   &Apache::lonxml::clear_problem_counter();
  &Apache::lonnet::delenv('request.filename');  
     }                  $resources_printed .= $currentURL . ':';
     # current document with answers.. no need to encap in minipage                  $texversion .=
     #  since there's only one answer.                    &ssi_with_retries( $currentURL, $ssi_retry_count, %form );
   
     if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||                  #  Add annotations if required:
        ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {  
  $form{'problem_split'}=$parmhash{'problem_stream_switch'};                  &Apache::lonxml::clear_problem_counter();
  $form{'grade_target'}='answer';  
  $form{'answer_output_mode'}='tex';                  &Apache::lonnet::delenv('request.filename');
  $form{'rndseed'}=$rndseed;              }
                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {  
     $form{'problemtype'}='exam';              # current document with answers.. no need to encap in minipage
  }              #  since there's only one answer.
  $resources_printed .= $currentURL.':';  
  my $answer=&ssi_with_retries($currentURL,$ssi_retry_count, %form);              if (   ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no' )
                   || ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only' ) )
               {
  if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {                  $form{'problem_split'} = $parmhash{'problem_stream_switch'};
     $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;                  $form{'grade_target'}  = 'answer';
  } else {                  $form{'answer_output_mode'} = 'tex';
     $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});                  $form{'rndseed'}            = $rndseed;
     if ($helper->{'VARS'}->{'construction'} ne '1') {                  if ( $helper->{'VARS'}->{'probstatus'} eq 'exam' ) {
  my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});                      $form{'problemtype'} = 'exam';
  $title = &Apache::lonxml::latex_special_symbols($title);                  }
  $texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';                  $resources_printed .= $currentURL . ':';
  $texversion.=&path_to_problem($cleanURL,$LaTeXwidth);                  my $answer =
     } else {                    &ssi_with_retries( $currentURL, $ssi_retry_count, %form );
  $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';  
  my $URLpath=$cleanURL;                  if ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no' ) {
  $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;                      $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
  $texversion.=&path_to_problem($URLpath,$LaTeXwidth);                  }
     }                  else {
     $texversion.='\vskip 1 mm '.$answer.'\end{document}';                      $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 .=
     # Print annotations.                              '\vskip 0 mm \noindent\textbf{' 
                             . $title
                             . '}\vskip 0 mm ';
     if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {                          $texversion .=
  my $annotation .= &annotate($currentURL);                            &path_to_problem( $cleanURL, $LaTeXwidth );
  $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;                      }
     }                      else {
                           $texversion .=
   '\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
     if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {                          my $URLpath = $cleanURL;
  $texversion=&IndexCreation($texversion,$currentURL);                          $URLpath =~ s/~([^\/]+)/public_html\/$1\/$1/;
     }                          $texversion .=
     if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {                            &path_to_problem( $URLpath, $LaTeXwidth );
  $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;                      }
                       $texversion .= '\vskip 1 mm ' . $answer . '\end{document}';
     }                  }
     $result .= $texversion;  
     if ($currentURL=~m/\.page\s*$/) {              }
  ($result,$number_of_columns) = &page_cleanup($result);  
     }              # Print annotations.
         } elsif ($cleanURL!~m|^/adm/|  
  && $currentURL=~/\.(sequence|page)$/ && $helper->{'VARS'}->{'construction'} eq '1') {              if ( $helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes' ) {
             #printing content of sequence from the construction space                  my $annotation .= &annotate($currentURL);
                   $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
               }
     $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;  
     $result .= &print_construction_sequence($currentURL, $helper, %form,              if ( $helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes' ) {
     $LaTeXwidth);                  $texversion = &IndexCreation( $texversion, $currentURL );
     $result .= '\end{document}';                }
     if (!($result =~ /\\begin\{document\}/)) {              if ( $helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes' ) {
  $result = &print_latex_header() . $result;                  $texversion =~
     }  s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
     # End construction space sequence.  
  } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {               }
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};              $result .= $texversion;
  if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}              if ( $currentURL =~ m/\.page\s*$/ ) {
  $resources_printed .= $currentURL.':';                  ( $result, $number_of_columns ) = &page_cleanup($result);
  my $texversion = &ssi_with_retries($currentURL, $ssi_retry_count, %form);              }
  if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {          }
     my $annotation = &annotate($currentURL);          elsif ($cleanURL !~ m|^/adm/|
     $texversion    =~ s/(\\end{document})/$annotation$1/;              && $currentURL =~ /\.(sequence|page)$/
  }              && $helper->{'VARS'}->{'construction'} eq '1' )
  $result .= $texversion;          {
  } elsif ($cleanURL =~/\.tex$/) {  
     # For this sort of print of a single LaTeX file,              #printing content of sequence from the construction space
     # We can just print the LaTeX file as it is uninterpreted in any way:  
     #              $currentURL =~ s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
               $result .=
     $result = &fetch_raw_resource($currentURL);                &print_construction_sequence( $currentURL, $helper, %form,
     if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {                  $LaTeXwidth );
  my $annotation = &annotate($currentURL);              $result .= '\end{document}';
  $result =~ s/(\\end{document})/$annotation$1/;              if ( !( $result =~ /\\begin\{document\}/ ) ) {
     }                  $result = &print_latex_header() . $result;
               }
     $do_postprocessing = 0; # Don't massage the result.  
               # End construction space sequence.
  } elsif ($cleanURL =~ /\.pdf$/i) {          }
     $result .= &include_pdf($cleanURL);          elsif ( $cleanURL =~ /\/(smppg|syllabus|aboutme|bulletinboard)$/ ) {
     $result .= '\end{document}';              $form{'latex_type'} = $helper->{'VARS'}->{'LATEX_TYPE'};
  } elsif ($cleanURL =~ /\.page$/i) { #  Print page in non construction space contexts.              if ( $currentURL =~ /\/syllabus$/ ) { $currentURL =~ s/\/res//; }
               $resources_printed .= $currentURL . ':';
     # Determine the set of resources in the map of the page:              my $texversion =
                 &ssi_with_retries( $currentURL, $ssi_retry_count, %form );
     my $navmap         =  Apache::lonnavmaps::navmap->new();              if ( $helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes' ) {
     my @page_resources =  $navmap->retrieveResources($cleanURL);                  my $annotation = &annotate($currentURL);
     $result           .=  &print_page_in_course($helper, $rparmhash,                  $texversion =~ s/(\\end{document})/$annotation$1/;
  $cleanURL, \@page_resources);              }
               $result .= $texversion;
                  }
  } else {          elsif ( $cleanURL =~ /\.tex$/ ) {
     $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'},  
   $helper->{'VARS'}->{'symb'});  
  }  
     } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems')       or  
      ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_in_page') or  
      ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_resources_in_page') or  
              ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or  
              ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems')       or  
      ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources')      or # BUGBUG  
      ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')   
      ) {   
   
              # For this sort of print of a single LaTeX file,
              # We can just print the LaTeX file as it is uninterpreted in any way:
              #
   
               $result = &fetch_raw_resource($currentURL);
               if ( $helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes' ) {
                   my $annotation = &annotate($currentURL);
                   $result =~ s/(\\end{document})/$annotation$1/;
               }
   
               $do_postprocessing = 0;    # Don't massage the result.
   
           }
           elsif ( $cleanURL =~ /\.pdf$/i ) {
               $result .= &include_pdf($cleanURL);
               $result .= '\end{document}';
           }
           elsif ( $cleanURL =~ /\.page$/i )
           {    #  Print page in non construction space contexts.
   
               # Determine the set of resources in the map of the page:
   
               my $navmap         = Apache::lonnavmaps::navmap->new();
               my @page_resources = $navmap->retrieveResources($cleanURL);
               $result .= &print_page_in_course( $helper, $rparmhash, $cleanURL,
                   \@page_resources );
   
           }
           else {
               $result .= &unsupported(
                   $currentURL,
                   $helper->{'VARS'}->{'LATEX_TYPE'},
                   $helper->{'VARS'}->{'symb'}
               );
           }
       }
       elsif (
              ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems' )
           or ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_in_page' )
           or ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_resources_in_page' )
           or ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages' )
           or ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems' )
           or ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources' )
           or    # BUGBUG
           ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences' )
         )
       {
   
         #-- produce an output string          #-- produce an output string
  if (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems')  or          if (   ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems' )
     ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_in_page') ) {              or ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_in_page' ) )
     $selectionmade = 2;          {
  } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or              $selectionmade = 2;
  ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_resources_in_page'))          }
  {          elsif (( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages' )
     $selectionmade = 3;              or ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_resources_in_page' )
  } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems')             )
  ) {          {
     $selectionmade = 4;              $selectionmade = 3;
  } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') {  #BUGBUG          }
     $selectionmade = 4;          elsif ( ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems' ) ) {
  } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {              $selectionmade = 4;
     $selectionmade = 7;          }
  }          elsif ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources' ) { #BUGBUG
  $form{'problem_split'}=$parmhash{'problem_stream_switch'};              $selectionmade = 4;
  $form{'suppress_tries'}=$parmhash{'suppress_tries'};          }
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};          elsif ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences' ) {
  $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};              $selectionmade = 7;
  $form{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};          }
  if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes')   ||          $form{'problem_split'}     = $parmhash{'problem_stream_switch'};
     ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') ) {          $form{'suppress_tries'}    = $parmhash{'suppress_tries'};
     $form{'problem_split'}='yes';          $form{'latex_type'}        = $helper->{'VARS'}->{'LATEX_TYPE'};
  }          $form{'print_discussions'} = $helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
  my $flag_latex_header_remove = 'NO';          $form{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
  my $flag_page_in_sequence = 'NO';          if (   ( $helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes' )
  my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};              || ( $helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes' ) )
  my $prevassignment='';          {
               $form{'problem_split'} = 'yes';
  &Apache::lonxml::clear_problem_counter();          }
           my $flag_latex_header_remove = 'NO';
  my $pbreakresources = keys %page_breaks;          my $flag_page_in_sequence    = 'NO';
  for (my $i=0;$i<=$#master_seq;$i++) {          my @master_seq     = split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
           my $prevassignment = '';
     &Apache::lonenc::reset_enc();  
           &Apache::lonxml::clear_problem_counter();
   
     # Note due to document structure, not allowed to put \newpage          my $pbreakresources = keys %page_breaks;
     # prior to the first resource          for ( my $i = 0 ; $i <= $#master_seq ; $i++ ) {
   
     if (defined $page_breaks{$master_seq[$i]}) {              &Apache::lonenc::reset_enc();
  if($i != 0) {  
     $result.="\\newpage\n";              # Note due to document structure, not allowed to put \newpage
  }              # prior to the first resource
     }  
     $result .= &get_extra_vspaces($helper, $master_seq[$i]);              if ( defined $page_breaks{ $master_seq[$i] } ) {
     my ($sequence,$middle_thingy,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);                  if ( $i != 0 ) {
     $urlp=&Apache::lonnet::clutter($urlp);                      $result .= "\\newpage\n";
     $form{'symb'}=$master_seq[$i];                  }
               }
     my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem              $result .= &get_extra_vspaces( $helper, $master_seq[$i] );
               my ( $sequence, $middle_thingy, $urlp ) =
     if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}                &Apache::lonnet::decode_symb( $master_seq[$i] );
     if ($i==0) {$prevassignment=$assignment;}              $urlp = &Apache::lonnet::clutter($urlp);
     my $texversion='';              $form{'symb'} = $master_seq[$i];
     if ($urlp!~m|^/adm/|  
  && $urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {              my $assignment =
  $resources_printed .= $urlp.':';                &Apache::lonxml::latex_special_symbols(
  &Apache::lonxml::remember_problem_counter();                  &Apache::lonnet::gettitle($sequence), 'header' )
  if ($flag_latex_header_remove eq 'NO') {                ;    #title of the assignment which contains this problem
     $texversion.=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});  # RF  
     $flag_latex_header_remove = 'YES';              if ( $selectionmade == 7 ) {
  }                  $helper->{VARS}->{'assignment'} = $assignment;
  $texversion.=&ssi_with_retries($urlp, $ssi_retry_count, %form);              }
  if ($urlp=~/\.page$/) {              if ( $i == 0 ) { $prevassignment = $assignment; }
     ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);              my $texversion = '';
     if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}               if (   $urlp !~ m|^/adm/|
     $texversion =~ s/\\end{document}\d*/\\end{document}/;                  && $urlp =~
     $flag_page_in_sequence = 'YES';  /\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/
  }                 )
               {
  if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||                  $resources_printed .= $urlp . ':';
    ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {                  &Apache::lonxml::remember_problem_counter();
     #  Don't permanently pervert the %form hash                  if ( $flag_latex_header_remove eq 'NO' ) {
     my %answerform = %form;                      $texversion .=
     $answerform{'grade_target'}='answer';                        &print_latex_header( $helper->{'VARS'}->{'LATEX_TYPE'} )
     $answerform{'answer_output_mode'}='tex';                        ;    # RF
     $resources_printed .= $urlp.':';                      $flag_latex_header_remove = 'YES';
                   }
     &Apache::lonxml::restore_problem_counter();                  $texversion .=
     my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);                    &ssi_with_retries( $urlp, $ssi_retry_count, %form );
                   if ( $urlp =~ /\.page$/ ) {
     if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {                      ( $texversion, my $number_of_columns_page ) =
  $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;                        &page_cleanup($texversion);
     } else {                      if ( $number_of_columns_page > $number_of_columns ) {
  if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {                          $number_of_columns = $number_of_columns_page;
     $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});                      }
     $texversion =~ s/\\begin{document}//;                      $texversion =~ s/\\end{document}\d*/\\end{document}/;
     my $title = &Apache::lonnet::gettitle($master_seq[$i]);                      $flag_page_in_sequence = 'YES';
     $title = &Apache::lonxml::latex_special_symbols($title);                  }
     my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';  
     $body   .= &path_to_problem ($urlp,$LaTeXwidth);                  if (   ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no' )
     $body   .='\vskip 1 mm '.$answer;                      || ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only' ) )
     $body    = &encapsulate_minipage($body);                  {
     $texversion .= $body;  
  } else {                      #  Don't permanently pervert the %form hash
     $texversion='';                      my %answerform = %form;
  }                      $answerform{'grade_target'}       = 'answer';
     }                      $answerform{'answer_output_mode'} = 'tex';
                       $resources_printed .= $urlp . ':';
  }  
  if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {                      &Apache::lonxml::restore_problem_counter();
     my $annotation .= &annotate($urlp);                      my $answer =
     $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;                        &ssi_with_retries( $urlp, $ssi_retry_count, %answerform );
  }  
                       if ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no' ) {
  if ($flag_latex_header_remove ne 'NO') {                          $texversion =~
     $texversion = &latex_header_footer_remove($texversion);                            s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
  } else {                      }
     $texversion =~ s/\\end{document}//;                      else {
  }                          if ( $urlp =~
  if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {                              /\.(problem|exam|quiz|assess|survey|form|library)$/
     $texversion=&IndexCreation($texversion,$urlp);                            )
  }                          {
  if (($selectionmade == 4) and ($assignment ne $prevassignment)) {                              $texversion =
     my $name = &get_name();                                &print_latex_header(
     my $courseidinfo = &get_course();                                  $helper->{'VARS'}->{'LATEX_TYPE'} );
     $prevassignment=$assignment;                              $texversion =~ s/\\begin{document}//;
     my $header_text = $parmhash{'print_header_format'};                              my $title =
     $header_text    = &format_page_header($textwidth, $header_text,                                &Apache::lonnet::gettitle( $master_seq[$i] );
   $assignment,                               $title =
   $courseidinfo,                                 &Apache::lonxml::latex_special_symbols($title);
   $name);                              my $body =
                                   '\vskip 0 mm \noindent\textbf{' 
     if ($numberofcolumns eq '1') {                                . $title
  $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{'.$header_text.'}} \vskip 5 mm ';                                . '}\vskip 0 mm ';
     } else {                              $body .= &path_to_problem( $urlp, $LaTeXwidth );
  $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{'.$header_text.'}} \vskip 5 mm ';                              $body .= '\vskip 1 mm ' . $answer;
     }                              $body = &encapsulate_minipage($body);
  }                              $texversion .= $body;
  $result .= $texversion;                          }
  $flag_latex_header_remove = 'YES';                             else {
     } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {                               $texversion = '';
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};                          }
  if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}                      }
  $resources_printed .= $urlp.':';  
  my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form);                  }
  if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {                  if ( $helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes' ) {
     my $annotation = &annotate($urlp);                      my $annotation .= &annotate($urlp);
     $texversion =~ s/(\\end{document)/$annotation$1/;                      $texversion =~
  }                        s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
                   }
  if ($flag_latex_header_remove ne 'NO') {  
     $texversion = &latex_header_footer_remove($texversion);                  if ( $flag_latex_header_remove ne 'NO' ) {
  } else {                      $texversion = &latex_header_footer_remove($texversion);
     $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;                  }
  }                  else {
  $result .= $texversion;                      $texversion =~ s/\\end{document}//;
  $flag_latex_header_remove = 'YES';                   }
     } elsif ($urlp=~ /\.pdf$/i) {                  if ( $helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes' ) {
  if ($i > 0) {                      $texversion = &IndexCreation( $texversion, $urlp );
     $result .= '\cleardoublepage';                  }
  }                  if (    ( $selectionmade == 4 )
  $result .= &include_pdf($urlp);                      and ( $assignment ne $prevassignment ) )
  if ($i != $#master_seq) {                  {
     if ($numberofcolumns eq '1') {                      my $name         = &get_name();
  $result .= '\newpage';                      my $courseidinfo = &get_course();
     } else {                      $prevassignment = $assignment;
  # the \\'s seem to be needed to let LaTeX know there's something                      my $header_text = $parmhash{'print_header_format'};
  # on the page since LaTeX seems to not like to clear an empty page.                      $header_text = &format_page_header(
  #                          $textwidth,    $header_text, $assignment,
  $result .= '\\ \cleardoublepage';                          $courseidinfo, $name
     }                      );
  }  
  $flag_latex_header_remove = 'YES';                      if ( $numberofcolumns eq '1' ) {
                           $result .=
     } else {  '\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{'
  $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'},                            . $header_text
  $master_seq[$i]);                            . '}} \vskip 5 mm ';
  if ($flag_latex_header_remove ne 'NO') {                      }
     $texversion = &latex_header_footer_remove($texversion);                      else {
  } else {                          $result .=
     $texversion =~ s/\\end{document}//;  '\newpage \noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{'
  }                            . $header_text
  $result .= $texversion;                            . '}} \vskip 5 mm ';
  $flag_latex_header_remove = 'YES';                         }
     }                      }
     if (&Apache::loncommon::connection_aborted($r)) {                   $result .= $texversion;
  last;                   $flag_latex_header_remove = 'YES';
     }              }
  }              elsif ( $urlp =~ /\/(smppg|syllabus|aboutme|bulletinboard)$/ ) {
  &Apache::lonxml::clear_problem_counter();                  $form{'latex_type'} = $helper->{'VARS'}->{'LATEX_TYPE'};
  if ($flag_page_in_sequence eq 'YES') {                  if ( $urlp =~ /\/syllabus$/ ) { $urlp =~ s/\/res//; }
     $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;                  $resources_printed .= $urlp . ':';
  }                  my $texversion =
  $result .= '\end{document}';                    &ssi_with_retries( $urlp, $ssi_retry_count, %form );
      } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||                  if ( $helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes' ) {
       ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students_from_page') ||                      my $annotation = &annotate($urlp);
       ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems_students') ||                      $texversion =~ s/(\\end{document)/$annotation$1/;
       ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){                  }
   
                   if ( $flag_latex_header_remove ne 'NO' ) {
      #-- prints assignments for whole class or for selected students                        $texversion = &latex_header_footer_remove($texversion);
  my $type;                  }
  if (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||                  else {
      ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students_from_page') ||                      $texversion =~
      ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems_students') ) {  s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
      $selectionmade=5;                  }
      $type='problems';                  $result .= $texversion;
  } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {                  $flag_latex_header_remove = 'YES';
      $selectionmade=8;              }
      $type='resources';              elsif ( $urlp =~ /\.pdf$/i ) {
  }                  if ( $i > 0 ) {
  my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};                      $result .= '\cleardoublepage';
  #   The normal sort order is by section then by students within the                  }
  #   section. If the helper var student_sort is 1, then the user has elected                  $result .= &include_pdf($urlp);
  #   to override this and output the students by name.                  if ( $i != $#master_seq ) {
  #    Each element of the students array is of the form:                      if ( $numberofcolumns eq '1' ) {
  #       username:domain:section:last, first:status                          $result .= '\newpage';
  #                          }
  #  Note that student sort is not compatible with printing                       else {
  #  1 section per pdf...so that setting overrides.  
  #                  # the \\'s seem to be needed to let LaTeX know there's something
  if (($helper->{'VARS'}->{'student_sort'}    eq 1)  &&                # on the page since LaTeX seems to not like to clear an empty page.
      ($helper->{'VARS'}->{'SPLIT_PDFS'} ne "sections")) {               #
      @students = sort compare_names  @students;                          $result .= '\\ \cleardoublepage';
  }                      }
  &adjust_number_to_print($helper);                  }
                   $flag_latex_header_remove = 'YES';
          if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||  
      $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {              }
      $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;              else {
  }                  $texversion =
  # If we are splitting on section boundaries, we need                     &unsupported( $urlp, $helper->{'VARS'}->{'LATEX_TYPE'},
  # to remember that in split_on_sections and                       $master_seq[$i] );
  # print all of the students in the list.                  if ( $flag_latex_header_remove ne 'NO' ) {
  #                      $texversion = &latex_header_footer_remove($texversion);
  my $split_on_sections = 0;                  }
  if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'section') {                  else {
      $split_on_sections = 1;                      $texversion =~ s/\\end{document}//;
      $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = $#students+1;                  }
  }                  $result .= $texversion;
  my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};                  $flag_latex_header_remove = 'YES';
               }
  #loop over students              if ( &Apache::loncommon::connection_aborted($r) ) {
                   last;
   my $flag_latex_header_remove = 'NO';              }
  my %moreenv;          }
          $moreenv{'instructor_comments'}='hide';          &Apache::lonxml::clear_problem_counter();
  $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);          if ( $flag_page_in_sequence eq 'YES' ) {
  $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};              $result =~
  $moreenv{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};                s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
  $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};          }
  $moreenv{'suppress_tries'}   = $parmhash{'suppress_tries'};          $result .= '\end{document}';
  if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes')  ||      }
      ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {      elsif (
      $moreenv{'problem_split'}='yes';          ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students' )
  }          || ( $helper->{'VARS'}->{'PRINT_TYPE'} eq
  my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');              'problems_for_students_from_page' )
  my $student_counter=-1;          || ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems_students' )
  my $i = 0;          || ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students' )
  my $last_section = (split(/:/,$students[0]))[2];        )
  foreach my $person (@students) {      {
   
              my $duefile="/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";          #-- prints assignments for whole class or for selected students
      if (-e $duefile) {          my $type;
  my $temp_file = Apache::File->new('>>'.$duefile);          if (
  print $temp_file "1969\n";              ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students' )
      }              || ( $helper->{'VARS'}->{'PRINT_TYPE'} eq
      $student_counter++;                  'problems_for_students_from_page' )
      if ($split_on_sections) {              || ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems_students' )
  my $this_section = (split(/:/,$person))[2];            )
  if ($this_section ne $last_section) {          {
      $i++;              $selectionmade = 5;
      $last_section = $this_section;              $type          = 'problems';
  }          }
      } else {          elsif ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students' )
  $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});          {
      }              $selectionmade = 8;
      my ($output,$fullname, $printed)=&print_resources($r,$helper,              $type          = 'resources';
      $person,$type,          }
      \%moreenv,\@master_seq,          my @students = split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
      $flag_latex_header_remove,  
      $LaTeXwidth);       #   The normal sort order is by section then by students within the
      $resources_printed .= ":";       #   section. If the helper var student_sort is 1, then the user has elected
      $print_array[$i].=$output;       #   to override this and output the students by name.
      $student_names[$i].=$person.':'.$fullname.'_END_';       #    Each element of the students array is of the form:
      &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);       #       username:domain:section:last, first:status
      $flag_latex_header_remove = 'YES';       #
      if (&Apache::loncommon::connection_aborted($r)) { last; }       #  Note that student sort is not compatible with printing
  }       #  1 section per pdf...so that setting overrides.
  &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);       #
  $result .= $print_array[0].'  \end{document}';          if (   ( $helper->{'VARS'}->{'student_sort'} eq 1 )
      } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon')     ||              && ( $helper->{'VARS'}->{'SPLIT_PDFS'} ne "sections" ) )
       ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon_page') ||          {
       ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon')  ) {               @students = sort compare_names @students;
  my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};          }
  my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};          &adjust_number_to_print($helper);
  my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};  
  my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};          if (   $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0'
  my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};              || $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' )
  my $single_code = $helper->{'VARS'}->{'SINGLE_CODE'};          {
  my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'};              $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = $#students + 1;
           }
  my $code_option=$helper->{'VARS'}->{'CODE_OPTION'};  
          my @lines = &Apache::grades::get_scantronformat_file();  
  my ($code_type,$code_length)=('letter',6);  
  foreach my $line (@lines) {  
      my ($name,$type,$length) = (split(/:/,$line))[0,2,4];  
      if ($name eq $code_option) {  
  $code_length=$length;  
  if ($type eq 'number') { $code_type = 'number'; }  
      }  
  }  
  my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));  
  $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};  
          $moreenv{'instructor_comments'}='hide';  
  my $seed=time+($$<<16)+($$);  
  my @allcodes;  
  if ($old_name) {  
      my %result=&Apache::lonnet::get('CODEs',  
      [$old_name,"type\0$old_name"],  
      $cdom,$cnum);  
      $code_type=$result{"type\0$old_name"};  
      @allcodes=split(',',$result{$old_name});  
      $num_todo=scalar(@allcodes);  
  } elsif ($selected_code) { # Selection value is always numeric.  
      $num_todo = 1;  
      @allcodes = ($selected_code);  
  } elsif ($single_code) {  
   
      $num_todo    = 1; # Unconditionally one code to do.  
      # If an alpha code have to convert to numbers so it can be  
      # converted back to letters again :-)  
      #  
      if ($code_type ne 'number') {  
  $single_code = &letters_to_num($single_code);  
      }  
      @allcodes = ($single_code);  
  } else {  
      my %allcodes;  
      srand($seed);  
      for (my $i=0;$i<$num_todo;$i++) {  
  $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,$code_length,  
     $code_type);  
      }  
      if ($code_name) {  
  &Apache::lonnet::put('CODEs',  
       {  
  $code_name =>join(',',keys(%allcodes)),  
  "type\0$code_name" => $code_type  
       },  
       $cdom,$cnum);  
      }  
      @allcodes=keys(%allcodes);  
  }  
  my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};  
  my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});  
  &adjust_number_to_print($helper);  
  my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};  
  if ($number_per_page eq '0' || $number_per_page eq 'all') {  
      $number_per_page=$num_todo;  
  }  
  my $flag_latex_header_remove = 'NO';   
  my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');  
  my $count=0;  
  foreach my $code (sort(@allcodes)) {  
      my $file_num=int($count/$number_per_page);  
      if ($code_type eq 'number') {   
  $moreenv{'CODE'}=$code;  
      } else {  
  $moreenv{'CODE'}=&num_to_letters($code);  
      }  
      my ($output,$fullname, $printed)=  
  &print_resources($r,$helper,'anonymous',$type,\%moreenv,  
   \@master_seq,$flag_latex_header_remove,  
   $LaTeXwidth);  
      $resources_printed .= ":";  
      $print_array[$file_num].=$output;  
      &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,  
        &mt('last assignment').' '.$fullname);  
      $flag_latex_header_remove = 'YES';  
      $count++;  
      if (&Apache::loncommon::connection_aborted($r)) { last; }  
  }  
  &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);  
  $result .= $print_array[0].'  \end{document}';  
      } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {        
     #prints selected problems from the subdirectory   
  $selectionmade = 6;  
         my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};  
  @list_of_files=sort @list_of_files;  
  my $flag_latex_header_remove = 'NO';   
  my $rndseed=time;  
  if ($helper->{'VARS'}->{'curseed'}) {  
     $rndseed=$helper->{'VARS'}->{'curseed'};  
  }  
  for (my $i=0;$i<=$#list_of_files;$i++) {  
   
     &Apache::lonenc::reset_enc();          # If we are splitting on section boundaries, we need
           # to remember that in split_on_sections and
           # print all of the students in the list.
           #
           my $split_on_sections = 0;
           if ( $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'section' ) {
               $split_on_sections = 1;
               $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = $#students + 1;
           }
           my @master_seq = split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
   
           #loop over students
   
           my $flag_latex_header_remove = 'NO';
           my %moreenv;
           $moreenv{'instructor_comments'} = 'hide';
           $moreenv{'textwidth'} = &get_textwidth( $helper, $LaTeXwidth );
           $moreenv{'print_discussions'} =
             $helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
           $moreenv{'print_annotations'} =
             $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
           $moreenv{'problem_split'}  = $parmhash{'problem_stream_switch'};
           $moreenv{'suppress_tries'} = $parmhash{'suppress_tries'};
   
           if (   ( $helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes' )
               || ( $helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes' ) )
           {
               $moreenv{'problem_split'} = 'yes';
           }
           my %prog_state = &Apache::lonhtmlcommon::Create_PrgWin(
               $r, 'Print Status',
               'Class Print Status',
               $#students + 1,
               'inline', '75'
           );
           my $student_counter = -1;
           my $i               = 0;
           my $last_section    = ( split( /:/, $students[0] ) )[2];
           foreach my $person (@students) {
   
               my $duefile =
   "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
               if ( -e $duefile ) {
                   my $temp_file = Apache::File->new( '>>' . $duefile );
                   print $temp_file "1969\n";
               }
               $student_counter++;
               if ($split_on_sections) {
                   my $this_section = ( split( /:/, $person ) )[2];
                   if ( $this_section ne $last_section ) {
                       $i++;
                       $last_section = $this_section;
                   }
               }
               else {
                   $i = int(
                       $student_counter / $helper->{'VARS'}{'NUMBER_TO_PRINT'} );
               }
               my ( $output, $fullname, $printed ) =
                 &print_resources( $r, $helper, $person, $type, \%moreenv,
                   \@master_seq, $flag_latex_header_remove, $LaTeXwidth );
               $resources_printed .= ":";
               $print_array[$i]   .= $output;
               $student_names[$i] .= $person . ':' . $fullname . '_END_';
               &Apache::lonhtmlcommon::Increment_PrgWin( $r, \%prog_state,
                   &mt('last student') . ' ' . $fullname );
               $flag_latex_header_remove = 'YES';
               if ( &Apache::loncommon::connection_aborted($r) ) { last; }
           }
           &Apache::lonhtmlcommon::Close_PrgWin( $r, \%prog_state );
           $result .= $print_array[0] . '  \end{document}';
       }
       elsif (( $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' ) )
       {
           my $cdom = $env{ 'course.' . $env{'request.course.id'} . '.domain' };
           my $cnum = $env{ 'course.' . $env{'request.course.id'} . '.num' };
           my $num_todo      = $helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
           my $code_name     = $helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
           my $old_name      = $helper->{'VARS'}->{'REUSE_OLD_CODES'};
           my $single_code   = $helper->{'VARS'}->{'SINGLE_CODE'};
           my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'};
   
           my $code_option = $helper->{'VARS'}->{'CODE_OPTION'};
           my @lines       = &Apache::grades::get_scantronformat_file();
           my ( $code_type, $code_length ) = ( 'letter', 6 );
           foreach my $line (@lines) {
               my ( $name, $type, $length ) = ( split( /:/, $line ) )[ 0, 2, 4 ];
               if ( $name eq $code_option ) {
                   $code_length = $length;
                   if ( $type eq 'number' ) { $code_type = 'number'; }
               }
           }
           my %moreenv = ( 'textwidth' => &get_textwidth( $helper, $LaTeXwidth ) );
           $moreenv{'problem_split'}       = $parmhash{'problem_stream_switch'};
           $moreenv{'instructor_comments'} = 'hide';
           my $seed = time + ( $$ << 16 ) + ($$);
           my @allcodes;
           if ($old_name) {
               my %result =
                 &Apache::lonnet::get( 'CODEs', [ $old_name, "type\0$old_name" ],
                   $cdom, $cnum );
               $code_type = $result{"type\0$old_name"};
               @allcodes  = split( ',', $result{$old_name} );
               $num_todo  = scalar(@allcodes);
           }
           elsif ($selected_code) {    # Selection value is always numeric.
               $num_todo = 1;
               @allcodes = ($selected_code);
           }
           elsif ($single_code) {
   
               $num_todo = 1;          # Unconditionally one code to do.
                    # If an alpha code have to convert to numbers so it can be
                    # converted back to letters again :-)
                    #
               if ( $code_type ne 'number' ) {
                   $single_code = &letters_to_num($single_code);
               }
               @allcodes = ($single_code);
           }
           else {
               my %allcodes;
               srand($seed);
               for ( my $i = 0 ; $i < $num_todo ; $i++ ) {
                   $moreenv{'CODE'} =
                     &get_CODE( \%allcodes, $i, $seed, $code_length, $code_type );
               }
               if ($code_name) {
                   &Apache::lonnet::put(
                       'CODEs',
                       {
                           $code_name         => join( ',', keys(%allcodes) ),
                           "type\0$code_name" => $code_type
                       },
                       $cdom, $cnum
                   );
               }
               @allcodes = keys(%allcodes);
           }
           my @master_seq = split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
           my ($type) = split( /_/, $helper->{'VARS'}->{'PRINT_TYPE'} );
           &adjust_number_to_print($helper);
           my $number_per_page = $helper->{'VARS'}->{'NUMBER_TO_PRINT'};
           if ( $number_per_page eq '0' || $number_per_page eq 'all' ) {
               $number_per_page = $num_todo;
           }
           my $flag_latex_header_remove = 'NO';
           my %prog_state =
             &Apache::lonhtmlcommon::Create_PrgWin( $r, 'Print Status',
               'Class Print Status',
               $num_todo, 'inline', '75' );
           my $count = 0;
           foreach my $code ( sort(@allcodes) ) {
               my $file_num = int( $count / $number_per_page );
               if ( $code_type eq 'number' ) {
                   $moreenv{'CODE'} = $code;
               }
               else {
                   $moreenv{'CODE'} = &num_to_letters($code);
               }
               my ( $output, $fullname, $printed ) =
                 &print_resources( $r, $helper, 'anonymous', $type, \%moreenv,
                   \@master_seq, $flag_latex_header_remove, $LaTeXwidth );
               $resources_printed .= ":";
               $print_array[$file_num] .= $output;
               &Apache::lonhtmlcommon::Increment_PrgWin( $r, \%prog_state,
                   &mt('last assignment') . ' ' . $fullname );
               $flag_latex_header_remove = 'YES';
               $count++;
               if ( &Apache::loncommon::connection_aborted($r) ) { last; }
           }
           &Apache::lonhtmlcommon::Close_PrgWin( $r, \%prog_state );
           $result .= $print_array[0] . '  \end{document}';
       }
       elsif ( $helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory' ) {
   
           #prints selected problems from the subdirectory
           $selectionmade = 6;
           my @list_of_files = split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
           @list_of_files = sort @list_of_files;
           my $flag_latex_header_remove = 'NO';
           my $rndseed                  = time;
           if ( $helper->{'VARS'}->{'curseed'} ) {
               $rndseed = $helper->{'VARS'}->{'curseed'};
           }
           for ( my $i = 0 ; $i <= $#list_of_files ; $i++ ) {
   
               &Apache::lonenc::reset_enc();
   
               my $urlp = $list_of_files[$i];
               $urlp =~ s|//|/|;
               if ( $urlp =~ /\// ) {
                   $form{'problem_split'} = $parmhash{'problem_stream_switch'};
                   $form{'rndseed'}       = $rndseed;
                   if ( $urlp =~ m|/home/([^/]+)/public_html| ) {
                       $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
                   }
                   else {
                       $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
                   }
                   $resources_printed .= $urlp . ':';
                   my $texversion =
                     &ssi_with_retries( $urlp, $ssi_retry_count, %form );
                   if (   ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no' )
                       || ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only' ) )
                   {
   
                       #  Don't permanently pervert %form:
                       my %answerform = %form;
                       $answerform{'grade_target'}       = 'answer';
                       $answerform{'answer_output_mode'} = 'tex';
                       $answerform{'latex_type'} =
                         $helper->{'VARS'}->{'LATEX_TYPE'};
                       $answerform{'rndseed'} = $rndseed;
                       $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' ) {
                               $texversion .= '\vskip 0 mm \noindent ';
                               $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}';
                       }
                   }
   
     my $urlp = $list_of_files[$i];  
     $urlp=~s|//|/|;  
     if ($urlp=~/\//) {  
  $form{'problem_split'}=$parmhash{'problem_stream_switch'};  
  $form{'rndseed'}=$rndseed;  
  if ($urlp =~ m|/home/([^/]+)/public_html|) {  
     $urlp =~ s|/home/([^/]*)/public_html|/~$1|;  
  } else {  
     $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;  
  }  
  $resources_printed .= $urlp.':';  
  my $texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form);  
  if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||  
    ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {  
     #  Don't permanently pervert %form:  
     my %answerform = %form;  
     $answerform{'grade_target'}='answer';  
     $answerform{'answer_output_mode'}='tex';  
     $answerform{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};  
     $answerform{'rndseed'}=$rndseed;  
     $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') {  
     $texversion.='\vskip 0 mm \noindent ';  
     $texversion.=&path_to_problem ($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}';  
     }  
  }  
                 #this chunk 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 =~ /~/ ) {
  $newurlp=&path_to_problem($newurlp,$LaTeXwidth);                      $newurlp =~ s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
  $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;                  }
  if ($flag_latex_header_remove ne 'NO') {                  $newurlp = &path_to_problem( $newurlp, $LaTeXwidth );
     $texversion = &latex_header_footer_remove($texversion);                  $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
  } else {                  if ( $flag_latex_header_remove ne 'NO' ) {
     $texversion =~ s/\\end{document}//;                      $texversion = &latex_header_footer_remove($texversion);
  }                  }
  if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {                  else {
     $texversion=&IndexCreation($texversion,$urlp);                      $texversion =~ s/\\end{document}//;
  }                  }
  if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {                  if ( $helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes' ) {
     $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;                      $texversion = &IndexCreation( $texversion, $urlp );
                       }
  }                  if ( $helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes' ) {
  $result .= $texversion;                      $texversion =~
     }  s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
     $flag_latex_header_remove = 'YES';    
  }                  }
  if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}                  $result .= $texversion;
  $result .= '\end{document}';                    }
               $flag_latex_header_remove = 'YES';
           }
           if ( $helper->{VARS}->{'construction'} eq '1' ) {
               $result =~ s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;
           }
           $result .= '\end{document}';
     }      }
   
 #-------------------------------------------------------- corrections for the different page formats  #-------------------------------------------------------- corrections for the different page formats
   
     # Only post process if that has not been turned off e.g. by a raw latex resource.  # Only post process if that has not been turned off e.g. by a raw latex resource.
   
     if ($do_postprocessing) {      if ($do_postprocessing) {
  $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);          $result = &page_format_transformation(
  $result = &latex_corrections($number_of_columns,$result,$selectionmade,              $papersize,
      $helper->{'VARS'}->{'ANSWER_TYPE'});              $laystyle,
  #if ($numberofcolumns == 1) {              $numberofcolumns,
  $result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;              $helper->{'VARS'}->{'PRINT_TYPE'},
  $result =~ s/\\textheight\s*=?\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;              $result,
  $result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;              $helper->{VARS}->{'assignment'},
  $result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;              $helper->{'VARS'}->{'TABLE_CONTENTS'},
  #}              $helper->{'VARS'}->{'TABLE_INDEX'},
               $selectionmade
           );
           $result =
             &latex_corrections( $number_of_columns, $result, $selectionmade,
               $helper->{'VARS'}->{'ANSWER_TYPE'} );
   
           #if ($numberofcolumns == 1) {
           $result =~
   s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
           $result =~
   s/\\textheight\s*=?\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
           $result =~
   s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
           $result =~
   s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
   
           #}
     }      }
   
     # Set URLback if this is a construction space print so we can provide      # Set URLback if this is a construction space print so we can provide
     # a link to the resource being edited.      # a link to the resource being edited.
     #      #
   
     my $URLback=''; #link to original document      my $URLback = '';    #link to original document
     if ($helper->{'VARS'}->{'construction'} eq '1') {      if ( $helper->{'VARS'}->{'construction'} eq '1' ) {
  #prints resource from the construction space  
  $URLback='/'.$helper->{'VARS'}->{'filename'};          #prints resource from the construction space
  if ($URLback=~/([^?]+)/) {          $URLback = '/' . $helper->{'VARS'}->{'filename'};
     $URLback=$1;          if ( $URLback =~ /([^?]+)/ ) {
     $URLback=~s|^/~|/priv/|;              $URLback = $1;
  }              $URLback =~ s|^/~|/priv/|;
           }
     }      }
   
     #      #
     # Final adjustment of the font size:      # Final adjustment of the font size:
     #      #
   
     $result = set_font_size($result);      $result = set_font_size($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 $filename =
     if (!($#print_array>0)) {   "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex";
        unless ($temp_file = Apache::File->new('>'.$filename)) {      if ( !( $#print_array > 0 ) ) {
   $r->log_error("Couldn't open $filename for output $!");          unless ( $temp_file = Apache::File->new( '>' . $filename ) ) {
   return SERVER_ERROR;               $r->log_error("Couldn't open $filename for output $!");
        }              return SERVER_ERROR;
        print $temp_file $result;          }
        my $begin=index($result,'\begin{document}',0);          print $temp_file $result;
        my $inc=substr($result,0,$begin+16);           my $begin = index( $result, '\begin{document}', 0 );
     } else {          my $inc = substr( $result, 0, $begin + 16 );
        my $begin=index($result,'\begin{document}',0);      }
        my $inc=substr($result,0,$begin+16);      else {
        for (my $i=0;$i<=$#print_array;$i++) {          my $begin = index( $result, '\begin{document}', 0 );
   if ($i==0) {          my $inc = substr( $result, 0, $begin + 16 );
       $print_array[$i]=$result;          for ( my $i = 0 ; $i <= $#print_array ; $i++ ) {
   } else {              if ( $i == 0 ) {
       $print_array[$i].='\end{document}';                  $print_array[$i] = $result;
       $print_array[$i] =               }
  &latex_corrections($number_of_columns,$print_array[$i],              else {
    $selectionmade,                   $print_array[$i] .= '\end{document}';
    $helper->{'VARS'}->{'ANSWER_TYPE'});                  $print_array[$i] =
                         &latex_corrections( $number_of_columns, $print_array[$i],
       my $anobegin=index($print_array[$i],'\setcounter{page}',0);                      $selectionmade, $helper->{'VARS'}->{'ANSWER_TYPE'} );
       substr($print_array[$i],0,$anobegin)='';  
       $print_array[$i]=$inc.$print_array[$i];                  my $anobegin =
   }                    index( $print_array[$i], '\setcounter{page}', 0 );
   my $temp_file;                  substr( $print_array[$i], 0, $anobegin ) = '';
   my $newfilename=$filename;                  $print_array[$i] = $inc . $print_array[$i];
   my $num=$i+1;              }
   $newfilename =~s/\.tex$//;               my $temp_file;
   $newfilename=sprintf("%s_%03d.tex",$newfilename, $num);              my $newfilename = $filename;
   unless ($temp_file = Apache::File->new('>'.$newfilename)) {              my $num         = $i + 1;
       $r->log_error("Couldn't open $newfilename for output $!");              $newfilename =~ s/\.tex$//;
       return SERVER_ERROR;               $newfilename = sprintf( "%s_%03d.tex", $newfilename, $num );
   }              unless ( $temp_file = Apache::File->new( '>' . $newfilename ) ) {
   print $temp_file $print_array[$i];                  $r->log_error("Couldn't open $newfilename for output $!");
        }                  return SERVER_ERROR;
     }              }
     my $student_names='';              print $temp_file $print_array[$i];
     if ($#print_array>0) {          }
         for (my $i=0;$i<=$#print_array;$i++) {      }
    $student_names.=$student_names[$i].'_ENDPERSON_';      my $student_names = '';
  }      if ( $#print_array > 0 ) {
     } else {          for ( my $i = 0 ; $i <= $#print_array ; $i++ ) {
  if ($#student_names>-1) {              $student_names .= $student_names[$i] . '_ENDPERSON_';
    $student_names=$student_names[0].'_ENDPERSON_';          }
  } else {      }
            my $fullname = &get_name($env{'user.name'},$env{'user.domain'});      else {
    $student_names=join(':',$env{'user.name'},$env{'user.domain'},          if ( $#student_names > -1 ) {
     $env{'request.course.sec'},$fullname).              $student_names = $student_names[0] . '_ENDPERSON_';
  '_ENDPERSON_'.'_END_';          }
  }          else {
      }              my $fullname = &get_name( $env{'user.name'}, $env{'user.domain'} );
               $student_names = join( ':',
      # logic for now is too complex to trace if this has been defined                  $env{'user.name'}, $env{'user.domain'},
      #  yet.                  $env{'request.course.sec'}, $fullname )
      my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};                . '_ENDPERSON_' . '_END_';
      my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};          }
      &Apache::lonnet::appenv({'cgi.'.$identifier.'.file'   => $filename,      }
  'cgi.'.$identifier.'.layout'  => $laystyle,  
  'cgi.'.$identifier.'.numcol'  => $numberofcolumns,      # logic for now is too complex to trace if this has been defined
  'cgi.'.$identifier.'.paper'  => $papersize,      #  yet.
  'cgi.'.$identifier.'.selection' => $selectionmade,      my $cnum = $env{ 'course.' . $env{'request.course.id'} . '.num' };
  'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},      my $cdom = $env{ 'course.' . $env{'request.course.id'} . '.domain' };
  'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},      &Apache::lonnet::appenv(
  'cgi.'.$identifier.'.role' => $perm{'pav'},          {
  'cgi.'.$identifier.'.numberoffiles' => $#print_array,              'cgi.' . $identifier . '.file'      => $filename,
  'cgi.'.$identifier.'.studentnames' => $student_names,              'cgi.' . $identifier . '.layout'    => $laystyle,
  'cgi.'.$identifier.'.backref' => $URLback,});              'cgi.' . $identifier . '.numcol'    => $numberofcolumns,
     &Apache::lonnet::appenv({"cgi.$identifier.user"    => $env{'user.name'},              'cgi.' . $identifier . '.paper'     => $papersize,
  "cgi.$identifier.domain"  => $env{'user.domain'},              'cgi.' . $identifier . '.selection' => $selectionmade,
  "cgi.$identifier.courseid" => $cnum,               'cgi.'
  "cgi.$identifier.coursedom" => $cdom,                 . $identifier
  "cgi.$identifier.resources" => $resources_printed});                . '.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
               'cgi.'
     my $end_page = &Apache::loncommon::end_page();                . $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');      my $continue_text = &mt('Continue');
   
     # If there's been an unrecoverable SSI error, report it to the user      # If there's been an unrecoverable SSI error, report it to the user
     if ($ssi_error) {      if ($ssi_error) {
         my $helpurl = &Apache::loncommon::top_nav_help('Helpdesk');          my $helpurl = &Apache::loncommon::top_nav_help('Helpdesk');
         $r->print('<br /><p class="LC_error">'.&mt('An unrecoverable network error occurred:').'</p><p>'.          $r->print(
                   &mt('At least one of the resources you chose to print could not be rendered due to an unrecoverable error when communicating with a server:').                  '<br /><p class="LC_error">'
                   '<br />'.$ssi_last_error_resource.'<br />'.$ssi_last_error.                . &mt('An unrecoverable network error occurred:')
                   '</p><p>'.&mt('You can continue using the link provided below, but make sure to carefully inspect your output file! The errors will be marked in the file.').'<br />'.                . '</p><p>'
                   &mt('You may be able to reprint the individual resources for which this error occurred, as the issue may be temporary.').                . &mt(
                   '<br />'.&mt('If the error persists, please contact the [_1] for assistance.',$helpurl).'</p><p>'.  'At least one of the resources you chose to print could not be rendered due to an unrecoverable error when communicating with a server:'
                   &mt('We apologize for the inconvenience.').'</p>'.                )
                   '<a href="/cgi-bin/printout.pl?'.$identifier.'">'.$continue_text.'</a>'.$end_page);                . '<br />'
     } else {                . $ssi_last_error_resource
  $r->print(<<FINALEND);                . '<br />'
                 . $ssi_last_error
                 . '</p><p>'
                 . &mt(
   'You can continue using the link provided below, but make sure to carefully inspect your output file! The errors will be marked in the file.'
                 )
                 . '<br />'
                 . &mt(
   'You may be able to reprint the individual resources for which this error occurred, as the issue may be temporary.'
                 )
                 . '<br />'
                 . &mt(
   'If the error persists, please contact the [_1] for assistance.',
                   $helpurl
                 )
                 . '</p><p>'
                 . &mt('We apologize for the inconvenience.') . '</p>'
                 . '<a href="/cgi-bin/printout.pl?'
                 . $identifier . '">'
                 . $continue_text . '</a>'
                 . $end_page
           );
       }
       else {
           $r->print(<<FINALEND);
 <br />  <br />
 <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />  <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
 <a href="/cgi-bin/printout.pl?$identifier">$continue_text</a>  <a href="/cgi-bin/printout.pl?$identifier">$continue_text</a>
 $end_page  $end_page
 FINALEND  FINALEND
     }                                     # endif ssi errors.      }    # endif ssi errors.
 }  }
   
   
 sub get_CODE {  sub get_CODE {
     my ($all_codes,$num,$seed,$size,$type)=@_;      my ( $all_codes, $num, $seed, $size, $type ) = @_;
     my $max='1'.'0'x$size;      my $max = '1' . '0' x $size;
     my $newcode;      my $newcode;
     while(1) {      while (1) {
  $newcode=sprintf("%0".$size."d",int(rand($max)));          $newcode = sprintf( "%0" . $size . "d", int( rand($max) ) );
  if (!exists($$all_codes{$newcode})) {          if ( !exists( $$all_codes{$newcode} ) ) {
     $$all_codes{$newcode}=1;              $$all_codes{$newcode} = 1;
     if ($type eq 'number' ) {              if ( $type eq 'number' ) {
  return $newcode;                  return $newcode;
     } else {              }
  return &num_to_letters($newcode);              else {
     }                  return &num_to_letters($newcode);
  }              }
           }
     }      }
 }  }
   
 sub print_resources {  sub print_resources {
     my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,      my ( $r, $helper, $person, $type, $moreenv, $master_seq,
  $LaTeXwidth)=@_;          $remove_latex_header, $LaTeXwidth )
     my $current_output = '';         = @_;
     my $printed = '';      my $current_output = '';
     my ($username,$userdomain,$usersection) = split /:/,$person;      my $printed        = '';
     my $fullname = &get_name($username,$userdomain);      my ( $username, $userdomain, $usersection ) = split /:/, $person;
     my $namepostfix = "\\\\"; # Both anon and not anon should get the same vspace.      my $fullname = &get_name( $username, $userdomain );
     if ($person =~ 'anon') {      my $namepostfix =
  $namepostfix .="Name: ";        "\\\\";    # Both anon and not anon should get the same vspace.
  $fullname = "CODE - ".$moreenv->{'CODE'};      if ( $person =~ 'anon' ) {
           $namepostfix .= "Name: ";
           $fullname = "CODE - " . $moreenv->{'CODE'};
     }      }
   
     #  Fullname may have special latex characters that need \ prefixing:      #  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   
     #current student, and produces output         #goes through all resources, checks if they are available for
       #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 $columns_in_format = (split(/\|/,$helper->{'VARS'}->{'FORMAT'}))[1];      my $columns_in_format = ( split( /\|/, $helper->{'VARS'}->{'FORMAT'} ) )[1];
   
     #      #
     #   end each student with a       #   end each student with a
     #   Special that allows the post processor to even out the page      #   Special that allows the post processor to even out the page
     #   counts later.  Nasty problem this... it would be really      #   counts later.  Nasty problem this... it would be really
     #   nice to put the special in as a postscript comment      #   nice to put the special in as a postscript comment
Line 2938  sub print_resources { Line 3343  sub print_resources {
     #   postscript.  Each ENDOFSTUDENTSTAMP will go on a line by itself.      #   postscript.  Each ENDOFSTUDENTSTAMP will go on a line by itself.
     #      #
     my $syllabus_first = 0;      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);          $current_output .= &get_extra_vspaces( $helper, $curresline );
  $i++;          $i++;
   
  if ( !($type eq 'problems' &&           if (
        ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {              !(
     my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);                  $type eq 'problems'
     if (&Apache::lonnet::allowed('bre',$res_url)) {                  && ( $curresline !~
  if ($res_url!~m|^ext/|                      m/\.(problem|exam|quiz|assess|survey|form|library)$/ )
     && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {              )
     $printed .= $curresline.':';            )
     &Apache::lonxml::remember_problem_counter();              {
               my ( $map, $id, $res_url ) =
     my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);                &Apache::lonnet::decode_symb($curresline);
     if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||              if ( &Apache::lonnet::allowed( 'bre', $res_url ) ) {
        ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {                  if (   $res_url !~ m|^ext/|
  #   Use a copy of the hash so we don't pervert it on future loop passes.                      && $res_url =~
  my %answerenv = %{$moreenv};  /\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/
  $answerenv{'answer_output_mode'}='tex';                    )
  $answerenv{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};                  {
                       $printed .= $curresline . ':';
  &Apache::lonxml::restore_problem_counter();                      &Apache::lonxml::remember_problem_counter();
   
  my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$env{'request.course.id'},%answerenv);                      my $rendered =
                         &get_student_view_with_retries( $curresline,
  if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {                          $ssi_retry_count, $username, $userdomain,
     $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;                          $env{'request.course.id'},
  } else {                          'tex', $moreenv );
                       if (   ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no' )
                               || ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only' ) )
     my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});                      {
     $header =~ s/\\begin{document}//;     #<<<<<  
     my $title = &Apache::lonnet::gettitle($curresline);          #   Use a copy of the hash so we don't pervert it on future loop passes.
     $title = &Apache::lonxml::latex_special_symbols($title);                          my %answerenv = %{$moreenv};
     my $body   ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';                          $answerenv{'answer_output_mode'} = 'tex';
     $body     .=&path_to_problem($res_url,$LaTeXwidth);                          $answerenv{'latex_type'} =
     $body     .='\vskip 1 mm '.$ansrendered;                            $helper->{'VARS'}->{'LATEX_TYPE'};
     $body     = &encapsulate_minipage($body);  
     $rendered = $header.$body;                          &Apache::lonxml::restore_problem_counter();
  }  
     }                          my $ansrendered =
     if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {                            &Apache::loncommon::get_student_answers( $curresline,
  my $url = &Apache::lonnet::clutter($res_url);                              $username, $userdomain, $env{'request.course.id'},
  my $annotation = &annotate($url);                              %answerenv );
  $rendered =~  s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;  
     }                          if ( $helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no' ) {
     my $junk;                              $rendered =~
     if ($remove_latex_header eq 'YES') {                                s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
  $rendered = &latex_header_footer_remove($rendered);                          }
     } else {                          else {
  $rendered =~ s/\\end{document}//;  
     }                              my $header =
     $current_output .= $rendered;                                    &print_latex_header(
  } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {                                  $helper->{'VARS'}->{'LATEX_TYPE'} );
     if ($i == 1) {                              $header =~ s/\\begin{document}//;    #<<<<<
  $syllabus_first = 1;                              my $title = &Apache::lonnet::gettitle($curresline);
     }                              $title =
     $printed .= $curresline.':';                                &Apache::lonxml::latex_special_symbols($title);
     my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);                              my $body =
     if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {                                  '\vskip 0 mm \noindent\textbf{' 
  my $url = &Apache::lonnet::clutter($res_url);                                . $title
  my $annotation = &annotate($url);                                . '}\vskip 0 mm ';
  $annotation    =~ s/(\\end{document})/$annotation$1/;                              $body .= &path_to_problem( $res_url, $LaTeXwidth );
     }                              $body .= '\vskip 1 mm ' . $ansrendered;
     if ($remove_latex_header eq 'YES') {                              $body     = &encapsulate_minipage($body);
  $rendered = &latex_header_footer_remove($rendered);                              $rendered = $header . $body;
     } else {                          }
  $rendered =~ s/\\end{document}//;                      }
     }                      if ( $helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes' ) {
     $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';                          my $url        = &Apache::lonnet::clutter($res_url);
  } elsif($res_url = ~/\.pdf$/) {                          my $annotation = &annotate($url);
     my $url = &Apache::lonnet::clutter($res_url);                          $rendered =~
     my $rendered  = &include_pdf($url);                            s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
     if ($remove_latex_header ne 'NO') {                      }
  $rendered = &latex_header_footer_remove($rendered);                      my $junk;
     }                      if ( $remove_latex_header eq 'YES' ) {
     $current_output .= $rendered;                          $rendered = &latex_header_footer_remove($rendered);
  } else {                      }
     my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline);                      else {
     if ($remove_latex_header ne 'NO') {                          $rendered =~ s/\\end{document}//;
  $rendered = &latex_header_footer_remove($rendered);                      }
     } else {                      $current_output .= $rendered;
  $rendered =~ s/\\end{document}//;                  }
     }                  elsif (
     $current_output .= $rendered;                      $res_url =~ /\/(smppg|syllabus|aboutme|bulletinboard)$/ )
  }                  {
     }                      if ( $i == 1 ) {
     $remove_latex_header = 'YES';                          $syllabus_first = 1;
  }                       }
  if (&Apache::loncommon::connection_aborted($r)) { last; }                      $printed .= $curresline . ':';
                       my $rendered =
                         &get_student_view_with_retries( $curresline,
                           $ssi_retry_count, $username, $userdomain,
                           $env{'request.course.id'},
                           'tex', $moreenv );
                       if ( $helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes' ) {
                           my $url        = &Apache::lonnet::clutter($res_url);
                           my $annotation = &annotate($url);
                           $annotation =~ s/(\\end{document})/$annotation$1/;
                       }
                       if ( $remove_latex_header eq 'YES' ) {
                           $rendered = &latex_header_footer_remove($rendered);
                       }
                       else {
                           $rendered =~ s/\\end{document}//;
                       }
                       $current_output .= $rendered
                         . '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
                   }
                   elsif ( $res_url = ~/\.pdf$/ ) {
                       my $url      = &Apache::lonnet::clutter($res_url);
                       my $rendered = &include_pdf($url);
                       if ( $remove_latex_header ne 'NO' ) {
                           $rendered = &latex_header_footer_remove($rendered);
                       }
                       $current_output .= $rendered;
                   }
                   else {
                       my $rendered =
                         &unsupported( $res_url, $helper->{'VARS'}->{'LATEX_TYPE'},
                           $curresline );
                       if ( $remove_latex_header ne 'NO' ) {
                           $rendered = &latex_header_footer_remove($rendered);
                       }
                       else {
                           $rendered =~ s/\\end{document}//;
                       }
                       $current_output .= $rendered;
                   }
               }
               $remove_latex_header = 'YES';
           }
           if ( &Apache::loncommon::connection_aborted($r) ) { last; }
     }      }
   
   
     my $courseidinfo = &get_course();      my $courseidinfo = &get_course();
     my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');      my $currentassignment =
         &Apache::lonxml::latex_special_symbols( $helper->{VARS}->{'assignment'},
           'header' );
     my $header_line =      my $header_line =
  &format_page_header($LaTeXwidth, $parmhash{'print_header_format'},        &format_page_header( $LaTeXwidth, $parmhash{'print_header_format'},
     $currentassignment, $courseidinfo, $fullname, $usersection);          $currentassignment, $courseidinfo, $fullname, $usersection );
     my $header_start = ($columns_in_format == 1) ? '\lhead'      my $header_start =
                                          : '\fancyhead[LO]';        ( $columns_in_format == 1 )
     $header_line = $header_start.'{'.$header_line.'}';        ? '\lhead'
     if ($current_output=~/\\documentclass/ && (!$syllabus_first)) {        : '\fancyhead[LO]';
  $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /;      $header_line = $header_start . '{' . $header_line . '}';
     } elsif ($syllabus_first) {      if ( $current_output =~ /\\documentclass/ && ( !$syllabus_first ) ) {
           $current_output =~
  $current_output =~ s/\\\\ Last updated:/Last updated:/  s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /;
     } else {      }
  my $blankpages =       elsif ($syllabus_first) {
     '\clearpage\strut\clearpage'x$helper->{'VARS'}->{'EMPTY_PAGES'};  
               $current_output =~ s/\\\\ Last updated:/Last updated:/;
  $current_output = '\strut\vspace*{-6 mm}\\newline'.      }
     &copyright_line().' \newpage '.$blankpages.$end_of_student.      else {
     '\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent'.          my $blankpages =
     $header_line.$namepostfix.'} \vskip 5 mm '.$current_output;            '\clearpage\strut\clearpage' x $helper->{'VARS'}->{'EMPTY_PAGES'};
   
           $current_output =
               '\strut\vspace*{-6 mm}\\newline'
             . &copyright_line()
             . ' \newpage '
             . $blankpages
             . $end_of_student
             . '\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent'
             . $header_line
             . $namepostfix
             . '} \vskip 5 mm '
             . $current_output;
     }      }
   
     #      #
     #  Close the student bracketing.      #  Close the student bracketing.
     #      #
     return ($current_output,$fullname, $printed);      return ( $current_output, $fullname, $printed );
   
 }  }
   
 sub handler {  sub handler {
   
     my $r = shift;      my $r = shift;
       
     &init_perm();  
   
   
       &init_perm();
   
     my $helper = printHelper($r);      my $helper = printHelper($r);
     if (!ref($helper)) {      if ( !ref($helper) ) {
  return $helper;          return $helper;
     }      }
      
   
     %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});  
    
   
   
       %parmhash = &Apache::lonnet::coursedescription( $env{'request.course.id'} );
   
     #  If a figure conversion queue file exists for this user.domain      #  If a figure conversion queue file exists for this user.domain
     # we delete it since it can only be bad (if it were good, printout.pl      # we delete it since it can only be bad (if it were good, printout.pl
     # would have deleted it the last time around.      # would have deleted it the last time around.
   
     my $conversion_queuefile = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat";      my $conversion_queuefile =
     if(-e $conversion_queuefile) {        "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat";
  unlink $conversion_queuefile;      if ( -e $conversion_queuefile ) {
           unlink $conversion_queuefile;
     }      }
       
   
     &output_data($r,$helper,\%parmhash);      &output_data( $r, $helper, \%parmhash );
     return OK;      return OK;
 }   }
   
 use Apache::lonhelper;  use Apache::lonhelper;
   
 sub addMessage {  sub addMessage {
     my $text = shift;      my $text      = shift;
     my $paramHash = Apache::lonhelper::getParamHash();      my $paramHash = Apache::lonhelper::getParamHash();
     $paramHash->{MESSAGE_TEXT} = $text;      $paramHash->{MESSAGE_TEXT} = $text;
     Apache::lonhelper::message->new();      Apache::lonhelper::message->new();
 }  }
   
   
   
 sub init_perm {  sub init_perm {
     undef(%perm);      undef(%perm);
     $perm{'pav'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'});      $perm{'pav'} = &Apache::lonnet::allowed( 'pav', $env{'request.course.id'} );
     if (!$perm{'pav'}) {      if ( !$perm{'pav'} ) {
  $perm{'pav'}=&Apache::lonnet::allowed('pav',          $perm{'pav'} =
   $env{'request.course.id'}.'/'.$env{'request.course.sec'});            &Apache::lonnet::allowed( 'pav',
     }              $env{'request.course.id'} . '/' . $env{'request.course.sec'} );
     $perm{'pfo'}=&Apache::lonnet::allowed('pfo',$env{'request.course.id'});      }
     if (!$perm{'pfo'}) {      $perm{'pfo'} = &Apache::lonnet::allowed( 'pfo', $env{'request.course.id'} );
  $perm{'pfo'}=&Apache::lonnet::allowed('pfo',      if ( !$perm{'pfo'} ) {
   $env{'request.course.id'}.'/'.$env{'request.course.sec'});          $perm{'pfo'} =
             &Apache::lonnet::allowed( 'pfo',
               $env{'request.course.id'} . '/' . $env{'request.course.sec'} );
     }      }
 }  }
   
 sub get_randomly_ordered_warning {  sub get_randomly_ordered_warning {
     my ($helper,$map) = @_;      my ( $helper, $map ) = @_;
   
     my $message;      my $message;
   
     my $postdata = $env{'form.postdata'} || $helper->{VARS}{'postdata'};      my $postdata = $env{'form.postdata'} || $helper->{VARS}{'postdata'};
     my $navmap = Apache::lonnavmaps::navmap->new();      my $navmap = Apache::lonnavmaps::navmap->new();
     if (defined($navmap)) {      if ( defined($navmap) ) {
         my $res = $navmap->getResourceByUrl($map);          my $res = $navmap->getResourceByUrl($map);
         if ($res) {          if ($res) {
     my $func =               my $func =
         sub { return ($_[0]->is_map() && $_[0]->randomorder); };                sub { return ( $_[0]->is_map() && $_[0]->randomorder ); };
     my @matches = $navmap->retrieveResources($res, $func,1,1,1);              my @matches = $navmap->retrieveResources( $res, $func, 1, 1, 1 );
     if (@matches) {              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.";                  $message =
     }  "Some of the items below are in folders set to be randomly ordered. However, when printing the contents of these folders, they will be printed in the original order for all students, not the randomized order.";
               }
         }          }
         if ($message) {          if ($message) {
     return '<message type="warning">'.$message.'</message>';              return '<message type="warning">' . $message . '</message>';
         }          }
     } else {      }
         $message = "Retrieval of information about ordering of resources failed.";       else {
         return '<message type="warning">'.$message.'</message>';          $message =
             "Retrieval of information about ordering of resources failed.";
           return '<message type="warning">' . $message . '</message>';
     }      }
     return;      return;
 }  }
Line 3153  sub get_randomly_ordered_warning { Line 3612  sub get_randomly_ordered_warning {
 sub printHelper {  sub printHelper {
     my $r = shift;      my $r = shift;
   
     if ($r->header_only) {      if ( $r->header_only ) {
         if ($env{'browser.mathml'}) {          if ( $env{'browser.mathml'} ) {
             &Apache::loncommon::content_type($r,'text/xml');              &Apache::loncommon::content_type( $r, 'text/xml' );
         } else {          }
             &Apache::loncommon::content_type($r,'text/html');          else {
               &Apache::loncommon::content_type( $r, 'text/html' );
         }          }
         $r->send_http_header;          $r->send_http_header;
         return OK;          return OK;
     }      }
   
     # Send header, nocache      # Send header, nocache
     if ($env{'browser.mathml'}) {      if ( $env{'browser.mathml'} ) {
         &Apache::loncommon::content_type($r,'text/xml');          &Apache::loncommon::content_type( $r, 'text/xml' );
     } else {      }
         &Apache::loncommon::content_type($r,'text/html');      else {
           &Apache::loncommon::content_type( $r, 'text/html' );
     }      }
     &Apache::loncommon::no_cache($r);      &Apache::loncommon::no_cache($r);
     $r->send_http_header;      $r->send_http_header;
Line 3176  sub printHelper { Line 3637  sub printHelper {
     # Unfortunately, this helper is so complicated we have to      # Unfortunately, this helper is so complicated we have to
     # write it by hand      # write it by hand
   
     Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});      Apache::loncommon::get_unprocessed_cgi( $ENV{QUERY_STRING} );
       
     my $helper = Apache::lonhelper::helper->new("Printing Helper");      my $helper = Apache::lonhelper::helper->new("Printing Helper");
     $helper->declareVar('symb');      $helper->declareVar('symb');
     $helper->declareVar('postdata');          $helper->declareVar('postdata');
     $helper->declareVar('curseed');       $helper->declareVar('curseed');
     $helper->declareVar('probstatus');         $helper->declareVar('probstatus');
     $helper->declareVar('filename');      $helper->declareVar('filename');
     $helper->declareVar('construction');      $helper->declareVar('construction');
     $helper->declareVar('assignment');      $helper->declareVar('assignment');
Line 3194  sub printHelper { Line 3655  sub printHelper {
     $helper->declareVar("STUDENTS");      $helper->declareVar("STUDENTS");
     $helper->declareVar("EXTRASPACE");      $helper->declareVar("EXTRASPACE");
   
        #  The page breaks and extra spaces
     #  can get loaded initially from the course environment:
     # But we only do this in the initial state so that they are allowed to change.
     #  The page breaks and extra spaces    #
     #  can get loaded initially from the course environment:  
     # But we only do this in the initial state so that they are allowed to change.      &Apache::loncommon::restore_course_settings(
     #          'print',
           {
               'pagebreaks'       => 'scalar',
               'extraspace'       => 'scalar',
               'extraspace_units' => 'scalar',
               'lastprinttype'    => 'scalar'
           }
       );
   
       
     &Apache::loncommon::restore_course_settings('print',  
  {'pagebreaks'  => 'scalar',  
  'extraspace'  => 'scalar',  
  'extraspace_units' => 'scalar',  
          'lastprinttype' => 'scalar'});  
       
     # This will persistently load in the data we want from the      # This will persistently load in the data we want from the
     # very first screen.      # 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}       = $env{'form.extraspace'};
     $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};              $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};
  } else {          }
     my $state = $env{"form.CURRENT_STATE"};          else {
     if ($state eq "START") {              my $state = $env{"form.CURRENT_STATE"};
  $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};              if ( $state eq "START" ) {
  $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'};                  $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
  $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};                  $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'};
                   $helper->{VARS}->{EXTRASPACE_UNITS} =
     }                    $env{'form.extraspace_units'};
  }  
               }
           }
   
     }      }
   
     # Detect whether we're coming from construction space      # Detect whether we're coming from construction space.  If so,
     if ($env{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {      # $helper->{VARS}->{'construction'} will be defined and true.
         $helper->{VARS}->{'filename'} = "~$1/$2";      # Otherwise, if this is a post, load the helper 'postdata' var with
       # the posted form data.
       
       if (
           $env{'form.postdata'} =~ /^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/ )
       {
           $helper->{VARS}->{'filename'}     = "~$1/$2";
         $helper->{VARS}->{'construction'} = 1;          $helper->{VARS}->{'construction'} = 1;
     } else {      }
         if ($env{'form.postdata'}) {      else {
             $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'});          if ( $env{'form.postdata'} ) {
     if ( $helper->{VARS}->{'symb'} eq '') {              $helper->{VARS}->{'symb'} =
  $helper->{VARS}->{'postdata'} = $env{'form.postdata'};                &Apache::lonnet::symbread( $env{'form.postdata'} );
     }              if ( $helper->{VARS}->{'symb'} eq '' ) {
                   $helper->{VARS}->{'postdata'} = $env{'form.postdata'};
               }
         }          }
         if ($env{'form.symb'}) {          if ( $env{'form.symb'} ) {
             $helper->{VARS}->{'symb'} = $env{'form.symb'};              $helper->{VARS}->{'symb'} = $env{'form.symb'};
         }          }
         if ($env{'form.url'}) {          if ( $env{'form.url'} ) {
             $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});              $helper->{VARS}->{'symb'} =
                 &Apache::lonnet::symbread( $helper->{VARS}->{'postdata'} );
         }          }
   
     }      }
   
     if ($env{'form.symb'}) {      if ( $env{'form.symb'} ) {
         $helper->{VARS}->{'symb'} = $env{'form.symb'};          $helper->{VARS}->{'symb'} = $env{'form.symb'};
     }      }
     if ($env{'form.url'}) {      if ( $env{'form.url'} ) {
         $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});          $helper->{VARS}->{'symb'} =
             &Apache::lonnet::symbread( $helper->{VARS}->{'postdata'} );
   
     }      }
     $helper->{VARS}->{'symb'}=      $helper->{VARS}->{'symb'} =
  &Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});        &Apache::lonenc::check_encrypt( $helper->{VARS}->{'symb'} );
     my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);      my ( $resourceTitle, $sequenceTitle, $mapTitle ) =
     if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}        &details_for_menu($helper);
       if ( $sequenceTitle ne '' ) {
           $helper->{VARS}->{'assignment'} = $sequenceTitle;
       }
   
       
     # Extract map      # Extract map
     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 $is_published = 0;    # True when printing from resource space.
   
     # Get the resource name from construction space      # Get the resource name from construction space
     if ($helper->{VARS}->{'construction'}) {      if ( $helper->{VARS}->{'construction'} ) {
         $resourceTitle = substr($helper->{VARS}->{'filename'},           $resourceTitle = substr( $helper->{VARS}->{'filename'},
                                 rindex($helper->{VARS}->{'filename'}, '/')+1);              rindex( $helper->{VARS}->{'filename'}, '/' ) + 1 );
         $subdir = substr($helper->{VARS}->{'filename'},          $subdir = substr( $helper->{VARS}->{'filename'},
                          0, rindex($helper->{VARS}->{'filename'}, '/') + 1);              0, rindex( $helper->{VARS}->{'filename'}, '/' ) + 1 );
     } else {      }
  # From course space:      else {
   
  if ($symb ne '') {          # From course space:
     ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);  
     $helper->{VARS}->{'postdata'} =           if ( $symb ne '' ) {
  &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));              ( $map, $id, $url ) = &Apache::lonnet::decode_symb($symb);
  } else {              $helper->{VARS}->{'postdata'} =
     $url = $helper->{VARS}->{'postdata'};                &Apache::lonenc::check_encrypt( &Apache::lonnet::clutter($url) );
     $is_published=1; # From resource space.          }
  }          else {
  $url = &Apache::lonnet::clutter($url);              $url          = $helper->{VARS}->{'postdata'};
         if (!$resourceTitle) { # if the resource doesn't have a title, use the filename              $is_published = 1;                            # From resource space.
           }
           $url = &Apache::lonnet::clutter($url);
           if ( !$resourceTitle )
           {    # if the resource doesn't have a title, use the filename
             my $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.problemstatus'};          $helper->{VARS}->{'probstatus'} = $env{'form.problemstatus'};
     }      }
   
     my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();      my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
Line 3322  sub printHelper { Line 3801  sub printHelper {
     my $paramHash;      my $paramHash;
   
     if ($resourceTitle) {      if ($resourceTitle) {
         push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('the resource you just saw on the screen').")", 'current_document', 'PAGESIZE'];          push @{$printChoices},
             [
               "<b><i>$resourceTitle</i></b> ("
                 . &mt('the resource you just saw on the screen') . ")",
               'current_document', 'PAGESIZE'
             ];
     }      }
   
     # Useful filter strings      # Useful filter strings
     my $isProblem = '($res->is_problem()||$res->contains_problem||$res->is_practice()) ';      $isProblem =
         '($res->is_problem()||$res->contains_problem||$res->is_practice()) ';
     $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;      $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
     my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice()';      $isProblemOrMap =
     my $isNotMap = '!$res->is_sequence()';  '$res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice()';
       $isNotMap = '!$res->is_sequence()';
     $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;      $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
     my $isMap = '$res->is_map()';      $isMap      = '$res->is_map()';
     my $symbFilter = '$res->shown_symb()';      $symbFilter = '$res->shown_symb()';
     my $urlValue = '$res->link()';  
       my $urlValue   = '$res->link()';
   
     $helper->declareVar('SEQUENCE');      $helper->declareVar('SEQUENCE');
   
     # If we're in a sequence...      # If we're in a sequence...
   
     my $start_new_option;      my $start_new_option;
     if ($perm{'pav'}) {      if ( $perm{'pav'} ) {
  $start_new_option =           $start_new_option =
     "<option text='".&mt('Start new page<br />before selected').              "<option text='"
     "' variable='FINISHPAGE' />".            . &mt('Start new page<br />before selected')
     "<option text='".&mt('Extra space<br />before selected').            . "' variable='FINISHPAGE' />"
     "' variable='EXTRASPACE' type='text' />" .            . "<option text='"
     "<option " .            . &mt('Extra space<br />before selected')
     "' variable='POSSIBLE_RESOURCES' type='hidden' />".            . "' variable='EXTRASPACE' type='text' />"
     "<option text='".&mt('Space units<br />check for mm').            . "<option "
     "' variable='EXTRASPACE_UNITS' type='checkbox' />"            . "' variable='POSSIBLE_RESOURCES' type='hidden' />"
     ;            . "<option text='"
                 . &mt('Space units<br />check for mm')
             . "' variable='EXTRASPACE_UNITS' type='checkbox' />";
   
     }      }
   
Line 3359  sub printHelper { Line 3847  sub printHelper {
   
     my $page_ispage;      my $page_ispage;
     my $page_title;      my $page_title;
     if (!$helper->{VARS}->{'construction'}) {      if ( !$helper->{VARS}->{'construction'} ) {
  my $varspostdata = $helper->{VARS}->{'postdata'};          my $varspostdata   = $helper->{VARS}->{'postdata'};
  my $varsassignment = $helper->{VARS}->{'assignment'};          my $varsassignment = $helper->{VARS}->{'assignment'};
  my $page_navmap         = Apache::lonnavmaps::navmap->new();          my $page_navmap    = Apache::lonnavmaps::navmap->new();
  if (defined($page_navmap)) {          if ( defined($page_navmap) ) {
     my @page_resources      = $page_navmap->retrieveResources($url);              my @page_resources = $page_navmap->retrieveResources($url);
     if(defined($page_resources[0])) {              if ( defined( $page_resources[0] ) ) {
  $page_ispage       = $page_resources[0]->is_page();                  $page_ispage = $page_resources[0]->is_page();
  $page_title     = $page_resources[0]->title();                  $page_title  = $page_resources[0]->title();
  my $resourcesymb   = $page_resources[0]->symb();                  my $resourcesymb = $page_resources[0]->symb();
  my ($pagemap, $pageid, $pageurl) = &Apache::lonnet::decode_symb($symb);                  my ( $pagemap, $pageid, $pageurl ) =
  if ($page_ispage) {                    &Apache::lonnet::decode_symb($symb);
     push @{$printChoices},                   if ($page_ispage) {
     [&mt('Selected [_1]Problems[_2] from page [_3]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>'),                       push @{$printChoices},
      'map_problems_in_page',                         [
      'CHOOSE_PROBLEMS_PAGE'];                          &mt(
     push @{$printChoices},                               'Selected [_1]Problems[_2] from page [_3]',
     [&mt('Selected [_1]Resources[_2] from page [_3]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>'),                               '<b>', '</b>', '<b><i>' . $page_title . '</i></b>'
      'map_resources_in_page',                           ),
      'CHOOSE_RESOURCES_PAGE'];                          'map_problems_in_page',
  }                          'CHOOSE_PROBLEMS_PAGE'
         my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS_PAGE',                        ];
  'Select Problem(s) to print',                      push @{$printChoices},
  "multichoice='1' toponly='1' addstatus='1' closeallpages='1'",                        [
  'RESOURCES',                          &mt(
  'PAGESIZE',                              'Selected [_1]Resources[_2] from page [_3]',
  $url,                              '<b>', '</b>', '<b><i>' . $page_title . '</i></b>'
  $isProblem, '',  $symbFilter,                          ),
  $start_new_option);                          'map_resources_in_page',
                           'CHOOSE_RESOURCES_PAGE'
                         ];
       $helperFragment .= &generate_resource_chooser('CHOOSE_RESOURCES_PAGE',                  }
     'Select Resource(s) to print',                  my $helperFragment = &generate_resource_chooser(
     'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',                      'CHOOSE_PROBLEMS_PAGE',
     'RESOURCES',                      'Select Problem(s) to print',
     'PAGESIZE',  "multichoice='1' toponly='1' addstatus='1' closeallpages='1'",
     $url,                      'RESOURCES',
     $isNotMap, '', $symbFilter,                      'PAGESIZE',
     $start_new_option);                      $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 );
   
  &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);              }
           }
     }  
  }  
     }      }
   
     if (($helper->{'VAR'}->{'construction'} ne '1' ) &&      if (   ( $helper->{'VAR'}->{'construction'} ne '1' )
  $helper->{VARS}->{'postdata'} &&          && $helper->{VARS}->{'postdata'}
  $helper->{VARS}->{'assignment'}) {          && $helper->{VARS}->{'assignment'} )
       {
   
         # Allow problems from sequence          # Allow problems from sequence
         push @{$printChoices},           push @{$printChoices},
     [&mt('Selected [_1]Problems[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'),             [
      'map_problems',               &mt(
      'CHOOSE_PROBLEMS'];                  '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 @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'),           push @{$printChoices},
  'map_problems_pages',             [
  'CHOOSE_PROBLEMS_HTML'];              &mt(
         my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS',                  'Selected [_1]Resources[_2] from folder [_3]',
  'Select Problem(s) to print',                  '<b>', '</b>', '<b><i>' . $sequenceTitle . '</i></b>'
  'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',              ),
  'RESOURCES',              'map_problems_pages',
  'PAGESIZE',              'CHOOSE_PROBLEMS_HTML'
  $map,            ];
  $isProblem, '',          my $helperFragment = &generate_resource_chooser(
  $symbFilter,              'CHOOSE_PROBLEMS',
  $start_new_option);              'Select Problem(s) to print',
  $helperFragment .= &generate_resource_chooser('CHOOSE_PROBLEMS_HTML',              'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
       'Select Resource(s) to print',              'RESOURCES',
        'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',              'PAGESIZE',
       'RESOURCES',              $map,
       'PAGESIZE',              $isProblem,
       $map,              '',
       $isNotMap, '',              $symbFilter,
       $symbFilter,              $start_new_option
       $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
           );
   
  &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);          &Apache::lonxml::xmlparse( $r, 'helper', $helperFragment );
     }      }
   
     # If the user has pfo (print for others) allow them to print all   # If the user has pfo (print for others) allow them to print all
     # problems and resources  in the entire course, optionally for selected students  # problems and resources  in the entire course, optionally for selected students
     my $post_data = $helper->{VARS}->{'postdata'};      my $post_data = $helper->{VARS}->{'postdata'};
     if ($perm{'pfo'} &&  !$is_published  &&      if (
         ($post_data=~/\/res\// || $post_data =~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) {              $perm{'pfo'}
           && !$is_published
         push @{$printChoices}, [&mtn('Selected <b>Problems</b> from <b>entire course</b>'), 'all_problems', 'ALL_PROBLEMS'];          && (   $post_data =~ /\/res\//
  push @{$printChoices}, [&mtn('Selected <b>Resources</b> from <b>entire course</b>'), 'all_resources', 'ALL_RESOURCES'];              || $post_data =~ /\/(syllabus|smppg|aboutme|bulletinboard)$/ )
  push @{$printChoices}, [&mtn('Selected <b>Problems</b> from <b>entire course</b> for <b>selected people</b>'), 'all_problems_students', 'ALL_PROBLEMS_STUDENTS'];        )
 my $suffixXml = <<ALL_PROBLEMS;      {
   
           push @{$printChoices},
             [
               &mtn('Selected <b>Problems</b> from <b>entire course</b>'),
               'all_problems', 'ALL_PROBLEMS'
             ];
           push @{$printChoices},
             [
               &mtn('Selected <b>Resources</b> from <b>entire course</b>'),
               'all_resources', 'ALL_RESOURCES'
             ];
           push @{$printChoices},
             [
               &mtn(
   'Selected <b>Problems</b> from <b>entire course</b> for <b>selected people</b>'
               ),
               'all_problems_students',
               'ALL_PROBLEMS_STUDENTS'
             ];
           my $suffixXml = <<ALL_PROBLEMS;
   <state name="STUDENTS1" title="Select People">    <state name="STUDENTS1" title="Select People">
       <message><b>Select sorting order of printout</b> </message>        <message><b>Select sorting order of printout</b> </message>
     <choices variable='student_sort'>      <choices variable='student_sort'>
Line 3463  my $suffixXml = <<ALL_PROBLEMS; Line 4005  my $suffixXml = <<ALL_PROBLEMS;
       <student multichoice='1' variable="STUDENTS" nextstate="PRINT_FORMATTING" coursepersonnel="1"/>        <student multichoice='1' variable="STUDENTS" nextstate="PRINT_FORMATTING" coursepersonnel="1"/>
   </state>    </state>
 ALL_PROBLEMS  ALL_PROBLEMS
          &Apache::lonxml::xmlparse($r, 'helper',          #
    &generate_resource_chooser('ALL_PROBLEMS',         #  Support printing incompleteproblems.:
       'SelectProblem(s) to print',         #
       'multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"',         push @{$printChoices},
       'RESOURCES',              [
       'PAGESIZE',                 &mtn('Incomplete <b>Problems</b> from <b>entire course</b> for <b>selected people</b>'),
       '',       'incomplete_problems_students',
       $isProblemOrMap, $isNotMap,       'INCOMPLETE_PROBLEMS_STUDENTS'
       $symbFilter,       ];
       $start_new_option) .  
    &generate_resource_chooser('ALL_RESOURCES',          &Apache::lonxml::xmlparse(
       'Select Resource(s) to print',              $r, 'helper',
       " toponly='0' multichoice='1' suppressEmptySequences='0' addstatus='1' closeallpages='1'",      &generate_incomplete_states($helper, $map, 
       'RESOURCES',       'INCOMPLETE_PROBLEMS_STUDENTS')
       'PAGESIZE',    
       '',              .&generate_resource_chooser(
       $isNotMap,'',$symbFilter,                  'ALL_PROBLEMS',
       $start_new_option) .                  'SelectProblem(s) to print',
    &generate_resource_chooser('ALL_PROBLEMS_STUDENTS',  'multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"',
       'Select Problem(s) to print',                  'RESOURCES',
       'toponly="0" multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"',                  'PAGESIZE',
       'RESOURCES',                  '',
       'STUDENTS1',                  $isProblemOrMap,
       '',                  $isNotMap,
       $isProblemOrMap,'' , $symbFilter,                  $symbFilter,
       $start_new_option) .                  $start_new_option
      $suffixXml                )
    );                . &generate_resource_chooser(
                   'ALL_RESOURCES',
  if ($helper->{VARS}->{'assignment'}) {                  'Select Resource(s) to print',
   " toponly='0' multichoice='1' suppressEmptySequences='0' addstatus='1' closeallpages='1'",
     # If we were looking at a page, allow a selection of problems from the page                  'RESOURCES',
     # either for selected students or for coded assignments.                  'PAGESIZE',
                   '',
     if ($page_ispage) {                  $isNotMap,
  push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3] for [_4]selected people[_5]',                  '',
     '<b>', '</b>', '<b><i>'.$page_title.'</i></b>', '<b>', '</b>'),                  $symbFilter,
  'problems_for_students_from_page', 'CHOOSE_TGT_STUDENTS_PAGE'];                  $start_new_option
  push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3] for [_4]CODEd assignments[_5]',                )
     '<b>', '</b>', '<b><i>'.$page_title.'</i></b>', '<b>', '</b>'),                . &generate_resource_chooser(
  'problems_for_anon_page', 'CHOOSE_ANON1_PAGE'];                  'ALL_PROBLEMS_STUDENTS',
     }                  'Select Problem(s) to print',
     push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3] for [_4]selected people[_5]',  'toponly="0" multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"',
  '<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'),                   'RESOURCES',
     'problems_for_students', 'CHOOSE_STUDENTS'];                  'STUDENTS1',
     push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3] for [_4]CODEd assignments[_5]',                  '',
  '<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'),                   $isProblemOrMap,
     'problems_for_anon', 'CHOOSE_ANON1'];                  '',
  }                  $symbFilter,
                   $start_new_option
                 )
                 . $suffixXml
           );
   
           if ( $helper->{VARS}->{'assignment'} ) {
   
  my $randomly_ordered_warning =        # If we were looking at a page, allow a selection of problems from the page
     &get_randomly_ordered_warning($helper,$map);       # 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'
                 ];
           }
   
  # resource_selector will hold a few states that:          my $randomly_ordered_warning =
  #   - Allow resources to be selected for printing.            &get_randomly_ordered_warning( $helper, $map );
  #   - Determine pagination between assignments.  
  #   - Determine how many assignments should be bundled into a single PDF.     # resource_selector will hold a few states that:
         # TODO:     #   - Allow resources to be selected for printing.
  #    Probably good to do things like separate this up into several vars, each     #   - Determine pagination between assignments.
  #    with one state, and use REGEXPs at inclusion time to set state names     #   - Determine how many assignments should be bundled into a single PDF.
  #    and next states for better mix and match capability     # TODO:
  #     #    Probably good to do things like separate this up into several vars, each
  my $resource_selector= &generate_resource_chooser('SELECT_PROBLEMS',     #    with one state, and use REGEXPs at inclusion time to set state names
   'Select resources to print',     #    and next states for better mix and match capability
   'multichoice="1" addstatus="1" closeallpages="1"',     #
   'RESOURCES',           my $resource_selector = &generate_resource_chooser(
   'PRINT_FORMATTING',              'SELECT_PROBLEMS',
   $map,              'Select resources to print',
   $isProblem, '', $symbFilter,              'multichoice="1" addstatus="1" closeallpages="1"',
   $start_new_option);              'RESOURCES',
  $resource_selector .=  <<RESOURCE_SELECTOR;              'PRINT_FORMATTING',
               $map,
               $isProblem,
               '',
               $symbFilter,
               $start_new_option
           );
           $resource_selector .= <<RESOURCE_SELECTOR;
     <state name="PRINT_FORMATTING" title="How should results be printed?">      <state name="PRINT_FORMATTING" title="How should results be printed?">
     <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>      <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
     <choices variable="EMPTY_PAGES">      <choices variable="EMPTY_PAGES">
Line 3553  ALL_PROBLEMS Line 4164  ALL_PROBLEMS
     </choices>      </choices>
     </state>      </state>
 RESOURCE_SELECTOR  RESOURCE_SELECTOR
         $resource_selector .= &generate_resource_chooser('CHOOSE_STUDENTS_PAGE',          $resource_selector .= &generate_resource_chooser(
  'Select Problem(s) to print',              'CHOOSE_STUDENTS_PAGE',
  "multichoice='1' addstatus='1' closeallpages ='1'",              'Select Problem(s) to print',
  'RESOURCES',              "multichoice='1' addstatus='1' closeallpages ='1'",
  'PRINT_FORMATTING',              'RESOURCES',
  $url,              'PRINT_FORMATTING',
  $isProblem, '',  $symbFilter,              $url,
  $start_new_option);              $isProblem,
               '',
               $symbFilter,
 # Generate student choosers.              $start_new_option
           );
   
           # Generate student choosers.
   
         &Apache::lonxml::xmlparse($r, 'helper',          &Apache::lonxml::xmlparse(
   &generate_student_chooser('CHOOSE_TGT_STUDENTS_PAGE',              $r, 'helper',
     'student_sort',              &generate_student_chooser(
     'STUDENTS',                  'CHOOSE_TGT_STUDENTS_PAGE', 'student_sort',
     'CHOOSE_STUDENTS_PAGE'));                  'STUDENTS',                 'CHOOSE_STUDENTS_PAGE'
  &Apache::lonxml::xmlparse($r, 'helper',               )
   &generate_student_chooser('CHOOSE_STUDENTS',          );
     'student_sort',          &Apache::lonxml::xmlparse(
     'STUDENTS',              $r, 'helper',
     'SELECT_PROBLEMS'));              &generate_student_chooser(
  &Apache::lonxml::xmlparse($r, 'helper', $resource_selector);                  'CHOOSE_STUDENTS', 'student_sort',
                   'STUDENTS',        'SELECT_PROBLEMS'
  my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};              )
  my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};          );
         my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);          &Apache::lonxml::xmlparse( $r, 'helper', $resource_selector );
  my $namechoice='<choice></choice>';  
  foreach my $name (sort {uc($a) cmp uc($b)} @names) {  
     if ($name =~ /^error: 2 /) { next; }  
     if ($name =~ /^type\0/) { next; }  
     $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';  
  }  
   
           my $cdom  = $env{ 'course.' . $env{'request.course.id'} . '.domain' };
           my $cnum  = $env{ 'course.' . $env{'request.course.id'} . '.num' };
           my @names = &Apache::lonnet::getkeys( 'CODEs', $cdom, $cnum );
           my $namechoice = '<choice></choice>';
           foreach my $name ( sort { uc($a) cmp uc($b) } @names ) {
               if ( $name =~ /^error: 2 / ) { next; }
               if ( $name =~ /^type\0/ )    { next; }
               $namechoice .=
                 '<choice computer="' . $name . '">' . $name . '</choice>';
           }
   
  my %code_values;          my %code_values;
  my %codes_to_print;          my %codes_to_print;
  foreach my $key (@names) {          foreach my $key (@names) {
     %code_values = &Apache::grades::get_codes($key, $cdom, $cnum);              %code_values = &Apache::grades::get_codes( $key, $cdom, $cnum );
     foreach my $key (keys(%code_values)) {              foreach my $key ( keys(%code_values) ) {
  $codes_to_print{$key} = 1;                  $codes_to_print{$key} = 1;
     }              }
  }          }
   
  my $code_selection;          my $code_selection;
  foreach my $code (sort {uc($a) cmp uc($b)} (keys(%codes_to_print))) {          foreach
     my $choice  = $code;            my $code ( sort { uc($a) cmp uc($b) } ( keys(%codes_to_print) ) )
     if ($code =~ /^[A-Z]+$/) { # Alpha code          {
  $choice = &letters_to_num($code);              my $choice = $code;
     }              if ( $code =~ /^[A-Z]+$/ ) {    # Alpha code
     push(@{$helper->{DATA}{ALL_CODE_CHOICES}},[$code,$choice]);                  $choice = &letters_to_num($code);
  }              }
  if (%codes_to_print) {              push( @{ $helper->{DATA}{ALL_CODE_CHOICES} }, [ $code, $choice ] );
     $code_selection .='             }
           if (%codes_to_print) {
               $code_selection .= '   
     <message><b>Choose single CODE from list:</b></message>      <message><b>Choose single CODE from list:</b></message>
  <message></td><td></message>   <message></td><td></message>
  <dropdown variable="CODE_SELECTED_FROM_LIST" multichoice="0" allowempty="0">   <dropdown variable="CODE_SELECTED_FROM_LIST" multichoice="0" allowempty="0">
Line 3618  RESOURCE_SELECTOR Line 4236  RESOURCE_SELECTOR
                   </exec>                    </exec>
  </dropdown>   </dropdown>
     <message></td></tr><tr><td></message>      <message></td></tr><tr><td></message>
             '.$/;              ' . $/;
   
  }          }
   
         my @lines = &Apache::grades::get_scantronformat_file();          my @lines      = &Apache::grades::get_scantronformat_file();
  my $codechoice='';          my $codechoice = '';
  foreach my $line (@lines) {          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
  $code_type =~/^(letter|number|-1)/) {                  && $code_type =~ /^(letter|number|-1)/ )
  $codechoice.='<choice computer="'.$name.'">'.$description.'</choice>';              {
     }                  $codechoice .=
  }                      '<choice computer="' 
  if ($codechoice eq '') {                    . $name . '">'
     $codechoice='<choice computer="default">Default</choice>';                    . $description
  }                    . '</choice>';
  my $anon1 = &generate_code_selector($helper,               }
     'CHOOSE_ANON1',          }
     'SELECT_PROBLEMS',          if ( $codechoice eq '' ) {
     $codechoice,              $codechoice = '<choice computer="default">Default</choice>';
     $code_selection,          }
     $namechoice) . $resource_selector;          my $anon1 =
                 &generate_code_selector( $helper, 'CHOOSE_ANON1', 'SELECT_PROBLEMS',
                   $codechoice, $code_selection, $namechoice )
         &Apache::lonxml::xmlparse($r, 'helper',$anon1);            . $resource_selector;
   
  my $anon_page = &generate_code_selector($helper,          &Apache::lonxml::xmlparse( $r, 'helper', $anon1 );
  'CHOOSE_ANON1_PAGE',  
  'SELECT_PROBLEMS_PAGE',          my $anon_page =
  $codechoice,            &generate_code_selector( $helper, 'CHOOSE_ANON1_PAGE',
  $code_selection,              'SELECT_PROBLEMS_PAGE', $codechoice, $code_selection, $namechoice )
  $namechoice) .            . &generate_resource_chooser(
  &generate_resource_chooser('SELECT_PROBLEMS_PAGE',              'SELECT_PROBLEMS_PAGE',
    'Select Problem(s) to print',              'Select Problem(s) to print',
    "multichoice='1' addstatus='1' closeallpages ='1'",              "multichoice='1' addstatus='1' closeallpages ='1'",
    'RESOURCES',              'RESOURCES',
    'PRINT_FORMATTING',              'PRINT_FORMATTING',
    $url,              $url,
    $isProblem, '',  $symbFilter,              $isProblem,
    $start_new_option);              '',
  &Apache::lonxml::xmlparse($r, 'helper', $anon_page);              $symbFilter,
               $start_new_option
             );
  if ($helper->{VARS}->{'assignment'}) {          &Apache::lonxml::xmlparse( $r, 'helper', $anon_page );
     push @{$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'];          if ( $helper->{VARS}->{'assignment'} ) {
  }              push @{$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      $randomly_ordered_warning
     <nextstate>PRINT_FORMATTING</nextstate>      <nextstate>PRINT_FORMATTING</nextstate>
Line 3703  RESOURCE_SELECTOR Line 4346  RESOURCE_SELECTOR
     </state>      </state>
 RESOURCE_SELECTOR  RESOURCE_SELECTOR
   
  &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);          &Apache::lonxml::xmlparse( $r, 'helper', <<CHOOSE_STUDENTS1);
   <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">    <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
     <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>
Line 3716  RESOURCE_SELECTOR Line 4359  RESOURCE_SELECTOR
     $resource_selector      $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 CODEd Assignments">    <state name="CHOOSE_ANON2" title="Select CODEd Assignments">
     <nextstate>SELECT_RESOURCES</nextstate>      <nextstate>SELECT_RESOURCES</nextstate>
     <message><h4>Fill out one of the forms below</h4></message>      <message><h4>Fill out one of the forms below</h4></message>
Line 3775  CHOOSE_ANON2 Line 4418  CHOOSE_ANON2
     }      }
   
     # FIXME: That RE should come from a library somewhere.      # FIXME: That RE should come from a library somewhere.
     if (($perm{'pav'}       if (
  && $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'          (
  && (defined($helper->{'VARS'}->{'construction'})                 $perm{'pav'} 
     ||              && $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}
     (&Apache::lonnet::allowed('bre',$subdir) eq 'F'              . '/res/'
      &&               && (
      $helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)                  defined( $helper->{'VARS'}->{'construction'} )
     ))                   || (   &Apache::lonnet::allowed( 'bre', $subdir ) eq 'F'
  && $helper->{VARS}->{'assignment'} eq ""                      && $helper->{VARS}->{'postdata'} =~
  ) {  /\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/
  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'];              )
           )
           && $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 $xmlfrag = <<CHOOSE_FROM_SUBDIR;
   <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$pretty_dir</small></b> to print">    <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$pretty_dir</small></b> to print">
   
Line 3794  CHOOSE_ANON2 Line 4455  CHOOSE_ANON2
       <nextstate>PAGESIZE</nextstate>        <nextstate>PAGESIZE</nextstate>
       <filechoice>return '$subdir';</filechoice>        <filechoice>return '$subdir';</filechoice>
 CHOOSE_FROM_SUBDIR  CHOOSE_FROM_SUBDIR
           
         # this is broken up because I really want interpolation above,          # this is broken up because I really want interpolation above,
         # and I really DON'T want it below          # and I really DON'T want it below
         $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';          $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
Line 3804  CHOOSE_FROM_SUBDIR Line 4465  CHOOSE_FROM_SUBDIR
       </files>        </files>
     </state>      </state>
 CHOOSE_FROM_SUBDIR  CHOOSE_FROM_SUBDIR
         &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);          &Apache::lonxml::xmlparse( $r, 'helper', $xmlfrag );
     }      }
   
     # 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 (!$helper->{VARS}->{'construction'} && !$is_published) {      if ( !$helper->{VARS}->{'construction'} && !$is_published ) {
  push @$printChoices, [&mtn("Selected <b>Resources</b> from <b>selected folder</b> in course"),          push @$printChoices,
       'select_sequences', 'CHOOSE_SEQUENCE'];            [
  my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};              &mtn(
  #Escape apostrophes and backslashes for Perl  "Selected <b>Resources</b> from <b>selected folder</b> in course"
  $escapedSequenceName =~ s/\\/\\\\/g;              ),
  $escapedSequenceName =~ s/'/\\'/g;              'select_sequences',
  &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);              'CHOOSE_SEQUENCE'
             ];
           my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
   
           #Escape apostrophes and backslashes for Perl
           $escapedSequenceName =~ s/\\/\\\\/g;
           $escapedSequenceName =~ s/'/\\'/g;
           &Apache::lonxml::xmlparse( $r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
   <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">    <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
     <message>Select the sequence to print resources from:</message>      <message>Select the sequence to print resources from:</message>
     <resource variable="SEQUENCE">      <resource variable="SEQUENCE">
Line 3839  CHOOSE_FROM_SUBDIR Line 4507  CHOOSE_FROM_SUBDIR
       </resource>        </resource>
     </state>      </state>
 CHOOSE_FROM_ANY_SEQUENCE  CHOOSE_FROM_ANY_SEQUENCE
 }      }
   
     # Generate the first state, to select which resources get printed.      # Generate the first state, to select which resources get printed.
     Apache::lonhelper::state->new("START", "Select Printing Options:");      Apache::lonhelper::state->new( "START", "Select Printing Options:" );
     $paramHash = Apache::lonhelper::getParamHash();      $paramHash = Apache::lonhelper::getParamHash();
     $paramHash->{MESSAGE_TEXT} = "";      $paramHash->{MESSAGE_TEXT} = "";
     Apache::lonhelper::message->new();      Apache::lonhelper::message->new();
     $paramHash = Apache::lonhelper::getParamHash();      $paramHash               = Apache::lonhelper::getParamHash();
     $paramHash->{'variable'} = 'PRINT_TYPE';      $paramHash->{'variable'} = 'PRINT_TYPE';
     $paramHash->{CHOICES} = $printChoices;      $paramHash->{CHOICES}    = $printChoices;
     Apache::lonhelper::choices->new();      Apache::lonhelper::choices->new();
   
     my $startedTable = 0; # have we started an HTML table yet? (need      my $startedTable = 0;    # have we started an HTML table yet? (need
                           # to close it later)                               # to close it later)
   
     if (($perm{'pav'} and &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) or       if (
  ($helper->{VARS}->{'construction'} eq '1')) {          (
  &addMessage('<br />'                  $perm{'pav'}
                    .'<h3>'.&mt('Print Options').'</h3>'              and &Apache::lonnet::allowed( 'vgr', $env{'request.course.id'} )
                    .&Apache::lonhtmlcommon::start_pick_box()          )
                    .&Apache::lonhtmlcommon::row_title(          or ( $helper->{VARS}->{'construction'} eq '1' )
                        '<label for="ANSWER_TYPE_forminput">'        )
                       .&mt('Print Answers')      {
                       .'</label>'          &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');
         $paramHash->{CHOICES} = [          $paramHash->{CHOICES} = [
                                    ['Without Answers', 'yes'],              [ 'Without Answers', 'yes' ],
                                    ['With Answers', 'no'],              [ 'With Answers',    'no' ],
                                    ['Only Answers', 'only']              [ 'Only Answers',    'only' ]
                                 ];          ];
         Apache::lonhelper::dropdown->new();          Apache::lonhelper::dropdown->new();
  &addMessage(&Apache::lonhtmlcommon::row_closure());          &addMessage( &Apache::lonhtmlcommon::row_closure() );
  $startedTable = 1;          $startedTable = 1;
   
 #          #
 #  Select font size.          #  Select font size.
 #          #
   
             $helper->declareVar('fontsize');          $helper->declareVar('fontsize');
             &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Font Size')));          &addMessage( &Apache::lonhtmlcommon::row_title( &mt('Font Size') ) );
             my $xmlfrag = << "FONT_SELECTION";          my $xmlfrag = << "FONT_SELECTION";
   
                       
             <dropdown variable='fontsize' multichoice='0', allowempty='0'>              <dropdown variable='fontsize' multichoice='0', allowempty='0'>
Line 3902  CHOOSE_FROM_ANY_SEQUENCE Line 4577  CHOOSE_FROM_ANY_SEQUENCE
             <choice computer='Huge'>Largest possible size</choice>              <choice computer='Huge'>Largest possible size</choice>
             </dropdown>              </dropdown>
 FONT_SELECTION  FONT_SELECTION
             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);          &Apache::lonxml::xmlparse( $r, 'helper', $xmlfrag );
             &addMessage(&Apache::lonhtmlcommon::row_closure(1));          &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'>".              addMessage( "<hr width='33%' /><table><tr><td align='right'>"
                        '<label for="LATEX_TYPE_forminput">'.                    . '<label for="LATEX_TYPE_forminput">'
                        &mt('LaTeX mode').                    . &mt('LaTeX mode')
                        "</label>: </td><td>");                    . "</label>: </td><td>" );
     $startedTable = 1;              $startedTable = 1;
  } else {          }
     &addMessage(&Apache::lonhtmlcommon::row_title(          else {
                            '<label for="LATEX_TYPE_forminput">'              &addMessage(
                            .&mt('LaTeX mode')                  &Apache::lonhtmlcommon::row_title(
                            .'</label>'                          '<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';
  $helper->declareVar('LATEX_TYPE');            $helper->declareVar('LATEX_TYPE');
  if ($helper->{VARS}->{'construction'} eq '1') {                 if ( $helper->{VARS}->{'construction'} eq '1' ) {
     $paramHash->{CHOICES} = [              $paramHash->{CHOICES} = [
      ['standard LaTeX mode', 'standard'],                   [ 'standard LaTeX mode', 'standard' ],
      ['LaTeX batchmode', 'batchmode'], ];                  [ 'LaTeX batchmode',     'batchmode' ],
  } else {              ];
     $paramHash->{CHOICES} = [          }
      ['LaTeX batchmode', 'batchmode'],          else {
      ['standard LaTeX mode', 'standard'] ];              $paramHash->{CHOICES} = [
  }                  [ 'LaTeX batchmode',     'batchmode' ],
                   [ 'standard LaTeX mode', 'standard' ]
               ];
           }
         Apache::lonhelper::dropdown->new();          Apache::lonhelper::dropdown->new();
    
  &addMessage(&Apache::lonhtmlcommon::row_closure()          &addMessage(
                    .&Apache::lonhtmlcommon::row_title(              &Apache::lonhtmlcommon::row_closure()
                         '<label for="TABLE_CONTENTS_forminput">'                . &Apache::lonhtmlcommon::row_title(
                        .&mt('Print Table of Contents')                      '<label for="TABLE_CONTENTS_forminput">'
                        .'</label>'                    . &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');
         $paramHash->{CHOICES} = [          $paramHash->{CHOICES} = [ [ 'No', 'no' ], [ 'Yes', 'yes' ] ];
                                    ['No', 'no'],  
                                    ['Yes', 'yes'] ];  
         Apache::lonhelper::dropdown->new();          Apache::lonhelper::dropdown->new();
  &addMessage(&Apache::lonhtmlcommon::row_closure());          &addMessage( &Apache::lonhtmlcommon::row_closure() );
           
  if (not $helper->{VARS}->{'construction'}) {          if ( not $helper->{VARS}->{'construction'} ) {
     &addMessage(&Apache::lonhtmlcommon::row_title(              &addMessage(
                             '<label for="TABLE_INDEX_forminput">'                  &Apache::lonhtmlcommon::row_title(
                            .&mt('Print Index')                          '<label for="TABLE_INDEX_forminput">'
                            .'</label>'                        . &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');
     $paramHash->{CHOICES} = [              $paramHash->{CHOICES} = [ [ 'No', 'no' ], [ 'Yes', 'yes' ] ];
      ['No', 'no'],              Apache::lonhelper::dropdown->new();
      ['Yes', 'yes'] ];              &addMessage( &Apache::lonhtmlcommon::row_closure() );
     Apache::lonhelper::dropdown->new();              &addMessage(
             &addMessage(&Apache::lonhtmlcommon::row_closure());                  &Apache::lonhtmlcommon::row_title(
             &addMessage(&Apache::lonhtmlcommon::row_title(                          '<label for="PRINT_DISCUSSIONS_forminput">'
                             '<label for="PRINT_DISCUSSIONS_forminput">'                        . &mt('Print Discussions')
                            .&mt('Print Discussions')                        . '</label>'
                            .'</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');
     $paramHash->{CHOICES} = [              $paramHash->{CHOICES} = [ [ 'No', 'no' ], [ 'Yes', 'yes' ] ];
      ['No', 'no'],              Apache::lonhelper::dropdown->new();
      ['Yes', 'yes'] ];              &addMessage( &Apache::lonhtmlcommon::row_closure() );
     Apache::lonhelper::dropdown->new();  
             &addMessage(&Apache::lonhtmlcommon::row_closure());              # Prompt for printing annotations too.
   
     # Prompt for printing annotations too.              &addMessage(
                   &Apache::lonhtmlcommon::row_title(
     &addMessage(&Apache::lonhtmlcommon::row_title(                          '<label for="PRINT_ANNOTATIONS_forminput">'
                             '<label for="PRINT_ANNOTATIONS_forminput">'                        . &mt('Print Annotations')
                            .&mt('Print Annotations')                        . '</label>'
                            .'</label>'                  )
                         )  
             );              );
     $paramHash = Apache::lonhelper::getParamHash();              $paramHash = Apache::lonhelper::getParamHash();
     $paramHash->{'variable'} = "PRINT_ANNOTATIONS";              $paramHash->{'variable'} = "PRINT_ANNOTATIONS";
     $helper->declareVar("PRINT_ANNOTATIONS");              $helper->declareVar("PRINT_ANNOTATIONS");
     $paramHash->{CHOICES} = [              $paramHash->{CHOICES} = [ [ 'No', 'no' ], [ 'Yes', 'yes' ] ];
      ['No', 'no'],              Apache::lonhelper::dropdown->new();
      ['Yes', 'yes']];              &addMessage( &Apache::lonhtmlcommon::row_closure() );
     Apache::lonhelper::dropdown->new();  
             &addMessage(&Apache::lonhtmlcommon::row_closure());              &addMessage( &Apache::lonhtmlcommon::row_title( &mt('Foils') ) );
               $paramHash                  = Apache::lonhelper::getParamHash();
             &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Foils')));              $paramHash->{'multichoice'} = "true";
     $paramHash = Apache::lonhelper::getParamHash();              $paramHash->{'allowempty'}  = "true";
     $paramHash->{'multichoice'} = "true";              $paramHash->{'variable'}    = "showallfoils";
     $paramHash->{'allowempty'}  = "true";              $paramHash->{'CHOICES'} = [ [ &mt('Show All Foils'), "1" ] ];
     $paramHash->{'variable'}   = "showallfoils";              Apache::lonhelper::choices->new();
     $paramHash->{'CHOICES'} = [ [&mt('Show All Foils'), "1"] ];              &addMessage( &Apache::lonhtmlcommon::row_closure(1) );
     Apache::lonhelper::choices->new();          }
             &addMessage(&Apache::lonhtmlcommon::row_closure(1));  
  }  
   
  if ($helper->{'VARS'}->{'construction'}) {           if ( $helper->{'VARS'}->{'construction'} ) {
     my $stylevalue='$Apache::lonnet::env{"construct.style"}';              my $stylevalue     = '$Apache::lonnet::env{"construct.style"}';
             my $randseedtext=&mt("Use random seed");              my $randseedtext   = &mt("Use random seed");
             my $stylefiletext=&mt("Use style file");              my $stylefiletext  = &mt("Use style file");
             my $selectfiletext=&mt("Select style file");              my $selectfiletext = &mt("Select style file");
   
     my $xmlfrag .= '<message>'              my $xmlfrag .=
             .&Apache::lonhtmlcommon::row_title('<label for="curseed_forminput">'                '<message>'
                                               .$randseedtext                . &Apache::lonhtmlcommon::row_title(
                                               .'</label>'                  '<label for="curseed_forminput">' . $randseedtext . '</label>' )
              )                . '</message>
             .'</message>  
             <string variable="curseed" size="15" maxlength="15">              <string variable="curseed" size="15" maxlength="15">
                 <defaultvalue>                  <defaultvalue>
                    return '.$helper->{VARS}->{'curseed'}.';                     return ' . $helper->{VARS}->{'curseed'} . ';
                 </defaultvalue>'                  </defaultvalue>'
             .'</string>'                . '</string>'
             .'<message>'                . '<message>'
             .&Apache::lonhtmlcommon::row_closure()                . &Apache::lonhtmlcommon::row_closure()
             .&Apache::lonhtmlcommon::row_title('<label for="style_file">'                . &Apache::lonhtmlcommon::row_title(
                                               .$stylefiletext                  '<label for="style_file">' . $stylefiletext . '</label>' )
                                               .'</label>'                . '</message>
              )  
             .'</message>  
              <string variable="style_file" size="40">               <string variable="style_file" size="40">
                 <defaultvalue>                  <defaultvalue>
                     return '.$stylevalue.';                      return ' . $stylevalue . ';
                 </defaultvalue>                  </defaultvalue>
              </string><message>&nbsp;'               </string><message>&nbsp;'
 .qq|<a href="javascript:openbrowser('helpform','style_file_forminput','sty')">|                . qq|<a href="javascript:openbrowser('helpform','style_file_forminput','sty')">|
 .$selectfiletext.'</a>'                . $selectfiletext . '</a>'
             .&Apache::lonhtmlcommon::row_closure()                . &Apache::lonhtmlcommon::row_closure()
             .&Apache::lonhtmlcommon::row_title(&mt('Show All Foils'))                . &Apache::lonhtmlcommon::row_title( &mt('Show All Foils') )
             .'</message>                . '</message>
      <choices allowempty="1" multichoice="true" variable="showallfoils">       <choices allowempty="1" multichoice="true" variable="showallfoils">
                 <choice computer="1">&nbsp;</choice>                  <choice computer="1">&nbsp;</choice>
              </choices>'               </choices>'
     .'<message>'                . '<message>'
             .&Apache::lonhtmlcommon::row_closure()                . &Apache::lonhtmlcommon::row_closure()
             .'</message>';                . '</message>';
             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);              &Apache::lonxml::xmlparse( $r, 'helper', $xmlfrag );
   
               &addMessage(
             &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Problem Type')));                  &Apache::lonhtmlcommon::row_title( &mt('Problem Type') ) );
     #  
     # Initial value from construction space:              #
     #              # Initial value from construction space:
     if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {              #
  $helper->{VARS}->{'probstatus'} = $env{'form.problemtype'}; # initial value              if ( !$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'} )
     }              {
     $xmlfrag = << "PROBTYPE";                  $helper->{VARS}->{'probstatus'} =
                     $env{'form.problemtype'};    # initial value
               }
               $xmlfrag = << "PROBTYPE";
  <dropdown variable="probstatus" multichoice="0" allowempty="0">   <dropdown variable="probstatus" multichoice="0" allowempty="0">
    <defaultvalue>     <defaultvalue>
       return "$helper->{VARS}->{'probstatus'}";        return "$helper->{VARS}->{'probstatus'}";
Line 4069  FONT_SELECTION Line 4745  FONT_SELECTION
                    ,choice computer="anonsurvey"Anonymous survey question</choice>                     ,choice computer="anonsurvey"Anonymous survey question</choice>
  </dropdown>   </dropdown>
 PROBTYPE  PROBTYPE
             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);              &Apache::lonxml::xmlparse( $r, 'helper', $xmlfrag );
             &addMessage(&Apache::lonhtmlcommon::row_closure(1));              &addMessage( &Apache::lonhtmlcommon::row_closure(1) );
   
   
   
         }          }
     }      }
   
   
   
   
     if ($startedTable) {      if ($startedTable) {
         &addMessage(&Apache::lonhtmlcommon::end_pick_box());          &addMessage( &Apache::lonhtmlcommon::end_pick_box() );
     }      }
   
     Apache::lonprintout::page_format_state->new("FORMAT");      Apache::lonprintout::page_format_state->new("FORMAT");
   
     # Generate the PAGESIZE state which will offer the user the margin      # Generate the PAGESIZE state which will offer the user the margin
     # choices if they select one column      # choices if they select one column
     Apache::lonhelper::state->new("PAGESIZE", "Set Margins");      Apache::lonhelper::state->new( "PAGESIZE", "Set Margins" );
     Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');      Apache::lonprintout::page_size_state->new( 'pagesize', 'FORMAT', 'FINAL' );
   
   
     $helper->process();      $helper->process();
   
   
     # MANUAL BAILOUT CONDITION:      # MANUAL BAILOUT CONDITION:
     # If we're in the "final" state, bailout and return to handler      # If we're in the "final" state, bailout and return to handler
     if ($helper->{STATE} eq 'FINAL') {      if ( $helper->{STATE} eq 'FINAL' ) {
         return $helper;          return $helper;
     }          }
   
     $r->print($helper->display());      $r->print( $helper->display() );
     if ($helper->{STATE} eq 'START') {      if ( $helper->{STATE} eq 'START' ) {
  &recently_generated($r);          &recently_generated($r);
     }      }
     &Apache::lonhelper::unregisterHelperTags();      &Apache::lonhelper::unregisterHelperTags();
   
     return OK;      return OK;
 }  }
   
   
 1;  1;
   
 package Apache::lonprintout::page_format_state;  package Apache::lonprintout::page_format_state;
Line 4147  use Apache::lonlocal; Line 4815  use Apache::lonlocal;
 use Apache::lonnet;  use Apache::lonnet;
   
 my $maxColumns = 2;  my $maxColumns = 2;
   
 # it'd be nice if these all worked  # it'd be nice if these all worked
 #my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",   #my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
 #                 "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",  #                 "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
 #                 "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]",   #                 "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]",
 #                 "a5 [148x210 mm]", "a6 [105x148 mm]" );  #                 "a5 [148x210 mm]", "a6 [105x148 mm]" );
 my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",   my @paperSize =
  "a4 [210x297 mm]");    ( "letter [8 1/2x11 in]", "legal [8 1/2x14 in]", "a4 [210x297 mm]" );
   
 # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |  # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
 #                   Paper type  #                   Paper type
   
 sub new {   sub new {
     my $self = Apache::lonhelper::element->new();      my $self = Apache::lonhelper::element->new();
   
     shift;      shift;
   
     $self->{'variable'} = shift;      $self->{'variable'} = shift;
     my $helper = Apache::lonhelper::getHelper();      my $helper = Apache::lonhelper::getHelper();
     $helper->declareVar($self->{'variable'});      $helper->declareVar( $self->{'variable'} );
     bless($self);      bless($self);
     return $self;      return $self;
 }  }
   
 sub render {  sub render {
     my $self = shift;      my $self            = shift;
     my $helper = Apache::lonhelper::getHelper();      my $helper          = Apache::lonhelper::getHelper();
     my $result = '';      my $result          = '';
     my $var = $self->{'variable'};      my $var             = $self->{'variable'};
     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');
     my $landscape=&mt('Landscape');      my $landscape       = &mt('Landscape');
     my $portrait=&mt('Portrait');      my $portrait        = &mt('Portrait');
     my $pdfFormLabel=&mt('PDF-Formfields');      my $pdfFormLabel    = &mt('PDF-Formfields');
     my $with=&mt('with Formfields');      my $with            = &mt('with Formfields');
     my $without=&mt('without Formfields');      my $without         = &mt('without Formfields');
       
       $result .= '<h3>'
     $result.='<h3>'.&mt('Layout Options').'</h3>'        . &mt('Layout Options') . '</h3>'
             .&Apache::loncommon::start_data_table()        . &Apache::loncommon::start_data_table()
             .&Apache::loncommon::start_data_table_header_row()        . &Apache::loncommon::start_data_table_header_row() . '<th>'
             .'<th>'.$PageLayout.'</th>'        . $PageLayout . '</th>' . '<th>'
             .'<th>'.$NumberOfColumns.'</th>'        . $NumberOfColumns . '</th>' . '<th>'
             .'<th>'.$PaperType.'</th>'        . $PaperType . '</th>' . '<th>'
             .'<th>'.$pdfFormLabel.'</th>'        . $pdfFormLabel . '</th>'
             .&Apache::loncommon::end_data_table_header_row()        . &Apache::loncommon::end_data_table_header_row()
             .&Apache::loncommon::start_data_table_row()        . &Apache::loncommon::start_data_table_row() . '<td>'
     .'<td>'        . '<label><input type="radio" name="'
     .'<label><input type="radio" name="'.${var}.'.layout" value="L" />'.$landscape.'</label><br />'        . ${var}
     .'<label><input type="radio" name="'.${var}.'.layout" value="P" checked="checked" />'.$portrait.'</label>'        . '.layout" value="L" />'
     .'</td>';        . $landscape
         . '</label><br />'
         . '<label><input type="radio" name="'
         . ${var}
         . '.layout" value="P" checked="checked" />'
         . $portrait
         . '</label>' . '</td>';
   
     $result.='<td align="center">'      $result .= '<td align="center">' . '<select name="' . ${var} . '.cols">';
             .'<select name="'.${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="selected">'.$i.'</option>'."\n";              $result .=
         } else {                  '<option value="' 
             $result .= '<option value="'.$i.'">'.$i.'</option>'."\n";                . $i
                 . '" selected="selected">'
                 . $i
                 . '</option>' . "\n";
           }
           else {
               $result .= '<option value="' . $i . '">' . $i . '</option>' . "\n";
         }          }
     }      }
   
     $result .= "</select></td><td>\n";      $result .= "</select></td><td>\n";
     $result .= "<select name='${var}.paper'>\n";      $result .= "<select name='${var}.paper'>\n";
   
     my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});      my %parmhash =
     my $DefaultPaperSize=lc($parmhash{'default_paper_size'});        &Apache::lonnet::coursedescription( $env{'request.course.id'} );
     $DefaultPaperSize=~s/\s//g;      my $DefaultPaperSize = lc( $parmhash{'default_paper_size'} );
     if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}      $DefaultPaperSize =~ s/\s//g;
       if ( $DefaultPaperSize eq '' ) { $DefaultPaperSize = 'letter'; }
     $i = 0;      $i = 0;
     foreach (@paperSize) {      foreach (@paperSize) {
  $_=~/(\w+)/;          $_ =~ /(\w+)/;
  my $papersize=$1;          my $papersize = $1;
         if ($paperSize[$i]=~/$DefaultPaperSize/) {          if ( $paperSize[$i] =~ /$DefaultPaperSize/ ) {
             $result .= '<option selected="selected" value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n";              $result .=
         } else {                  '<option selected="selected" value="'
             $result .= '<option value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n";                . $papersize . '">'
                 . $paperSize[$i]
                 . '</option>' . "\n";
           }
           else {
               $result .=
                   '<option value="'
                 . $papersize . '">'
                 . $paperSize[$i]
                 . '</option>' . "\n";
         }          }
         $i++;          $i++;
     }      }
Line 4239  sub render { Line 4929  sub render {
         </select>          </select>
     </td>      </td>
 HTML  HTML
     $result.=&Apache::loncommon::end_data_table_row()      $result .= &Apache::loncommon::end_data_table_row()
             .&Apache::loncommon::end_data_table();        . &Apache::loncommon::end_data_table();
   
     return $result;      return $result;
 }  }
Line 4248  HTML Line 4938  HTML
 sub postprocess {  sub postprocess {
     my $self = shift;      my $self = shift;
   
     my $var = $self->{'variable'};      my $var    = $self->{'variable'};
     my $helper = Apache::lonhelper->getHelper();      my $helper = Apache::lonhelper->getHelper();
     $helper->{VARS}->{$var} =       $helper->{VARS}->{$var} =
         $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' .          $env{"form.$var.layout"} . '|'
         $env{"form.$var.paper"} . '|' . $env{"form.$var.pdfFormFields"};        . $env{"form.$var.cols"} . '|'
         . $env{"form.$var.paper"} . '|'
         . $env{"form.$var.pdfFormFields"};
     return 1;      return 1;
 }  }
   
Line 4287  no strict; Line 4979  no strict;
 @ISA = ("Apache::lonhelper::element");  @ISA = ("Apache::lonhelper::element");
 use strict;  use strict;
   
   sub new {
   
 sub new {   
     my $self = Apache::lonhelper::element->new();      my $self = Apache::lonhelper::element->new();
   
     shift; # disturbs me (probably prevents subclassing) but works (drops      shift;    # disturbs me (probably prevents subclassing) but works (drops
            # package descriptor)... - Jeremy                # package descriptor)... - Jeremy
   
     $self->{'variable'} = shift;      $self->{'variable'} = shift;
     my $helper = Apache::lonhelper::getHelper();      my $helper = Apache::lonhelper::getHelper();
     $helper->declareVar($self->{'variable'});      $helper->declareVar( $self->{'variable'} );
   
     # The variable name of the format element, so we can look into       # The variable name of the format element, so we can look into
     # $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;
   
   
     $self->{NEXTSTATE} = shift;      $self->{NEXTSTATE} = shift;
     bless($self);      bless($self);
   
Line 4311  sub new { Line 5000  sub new {
 }  }
   
 sub render {  sub render {
     my $self = shift;      my $self   = shift;
     my $helper = Apache::lonhelper::getHelper();      my $helper = Apache::lonhelper::getHelper();
     my $result = '';      my $result = '';
     my $var = $self->{'variable'};      my $var    = $self->{'variable'};
   
       if ( defined $self->{ERROR_MSG} ) {
           $result .=
     if (defined $self->{ERROR_MSG}) {              '<br /><span class="LC_error">'
         $result .= '<br /><span class="LC_error">' . $self->{ERROR_MSG} . '</span><br />';            . $self->{ERROR_MSG}
             . '</span><br />';
     }      }
   
     my $format = $helper->{VARS}->{$self->{'formatvar'}};      my $format = $helper->{VARS}->{ $self->{'formatvar'} };
   
     # Use format to get sensible defaults for the margins:      # Use format to get sensible defaults for the margins:
   
       my ( $laystyle, $cols, $papersize ) = split( /\|/, $format );
     my ($laystyle, $cols, $papersize) = split(/\|/, $format);      ($papersize) = split( / /, $papersize );
     ($papersize)                      = split(/ /, $papersize);  
   
     $laystyle = &Apache::lonprintout::map_laystyle($laystyle);      $laystyle = &Apache::lonprintout::map_laystyle($laystyle);
   
   
   
     my %size;      my %size;
     ($size{'width_and_units'},      (
      $size{'height_and_units'},          $size{'width_and_units'},
      $size{'margin_and_units'})=          $size{'height_and_units'},
  &Apache::lonprintout::page_format($papersize, $laystyle, $cols);          $size{'margin_and_units'}
           ) = &Apache::lonprintout::page_format( $papersize, $laystyle, $cols );
     foreach my $dimension ('width','height','margin') {  
  ($size{$dimension},$size{$dimension.'_unit'}) =      foreach my $dimension ( 'width', 'height', 'margin' ) {
     split(/ +/, $size{$dimension.'_and_units'},2);          ( $size{$dimension}, $size{ $dimension . '_unit' } ) =
                    split( / +/, $size{ $dimension . '_and_units' }, 2 );
  foreach my $unit ('cm','in') {  
     $size{$dimension.'_options'} .= '<option ';          foreach my $unit ( 'cm', 'in' ) {
     if ($size{$dimension.'_unit'} eq $unit) {              $size{ $dimension . '_options' } .= '<option ';
  $size{$dimension.'_options'} .= 'selected="selected" ';              if ( $size{ $dimension . '_unit' } eq $unit ) {
     }                  $size{ $dimension . '_options' } .= 'selected="selected" ';
     $size{$dimension.'_options'} .= '>'.$unit.'</option>';              }
  }              $size{ $dimension . '_options' } .= '>' . $unit . '</option>';
           }
     }      }
   
     # Adjust margin for LaTeX margin: .. requires units == cm or in.      # Adjust margin for LaTeX margin: .. requires units == cm or in.
   
     if ($size{'margin_unit'} eq 'in') {      if ( $size{'margin_unit'} eq 'in' ) {
  $size{'margin'} += 1;          $size{'margin'} += 1;
     }  else {      }
  $size{'margin'} += 2.54;      else {
           $size{'margin'} += 2.54;
     }      }
     my %lt = &Apache::lonlocal::texthash(      my %lt = &Apache::lonlocal::texthash(
         'format' => 'How should each column be formatted?',          'format' => 'How should each column be formatted?',
Line 4367  sub render { Line 5056  sub render {
         'margin' => 'Left Margin'          'margin' => 'Left Margin'
     );      );
   
     $result .= '<p>'.$lt{'format'}.'</p>'      $result .= '<p>'
               .&Apache::lonhtmlcommon::start_pick_box()        . $lt{'format'} . '</p>'
               .&Apache::lonhtmlcommon::row_title($lt{'width'})        . &Apache::lonhtmlcommon::start_pick_box()
               .'<input type="text" name="'.$var.'.width" value="'.$size{'width'}.'" size="4" />'        . &Apache::lonhtmlcommon::row_title( $lt{'width'} )
               .'<select name="'.$var.'.widthunit">'        . '<input type="text" name="'
               .$size{'width_options'}        . $var
               .'</select>'        . '.width" value="'
               .&Apache::lonhtmlcommon::row_closure()        . $size{'width'}
               .&Apache::lonhtmlcommon::row_title($lt{'height'})        . '" size="4" />'
               .'<input type="text" name="'.$var.'.height" value="'.$size{'height'}.'" size="4" />'        . '<select name="'
               .'<select name="'.$var.'.heightunit">'        . $var
               .$size{'height_options'}        . '.widthunit">'
               .'</select>'        . $size{'width_options'}
               .&Apache::lonhtmlcommon::row_closure()        . '</select>'
               .&Apache::lonhtmlcommon::row_title($lt{'margin'})        . &Apache::lonhtmlcommon::row_closure()
               .'<input type="text" name="'.$var.'.lmargin" value="'.$size{'margin'}.'" size="4" />'        . &Apache::lonhtmlcommon::row_title( $lt{'height'} )
               .'<select name="'.$var.'.lmarginunit">'        . '<input type="text" name="'
               .$size{'margin_options'}        . $var
               .'</select>'        . '.height" value="'
               .&Apache::lonhtmlcommon::row_closure(1)        . $size{'height'}
               .&Apache::lonhtmlcommon::end_pick_box();        . '" 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      # <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>      # making the width much smaller than the width of the page.</p>
   
     return $result;      return $result;
 }  }
   
   
 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 the user does not have 'pav' privilege, set default widths and      #  If the user does not have 'pav' privilege, set default widths and
     #  on to the next state right away.      #  on to the next state right away.
     #      #
     if (!$perm{'pav'}) {      if ( !$perm{'pav'} ) {
  my $var = $self->{'variable'};          my $var    = $self->{'variable'};
  my $format = $helper->{VARS}->{$self->{'formatvar'}};          my $format = $helper->{VARS}->{ $self->{'formatvar'} };
   
  my ($laystyle, $cols, $papersize) = split(/\|/, $format);          my ( $laystyle, $cols, $papersize ) = split( /\|/, $format );
  ($papersize)                      = split(/ /, $papersize);          ($papersize) = split( / /, $papersize );
   
           $laystyle = &Apache::lonprintout::map_laystyle($laystyle);
  $laystyle = &Apache::lonprintout::map_laystyle($laystyle);  
           #  Figure out some good defaults for the print out and set them:
  #  Figure out some good defaults for the print out and set them:  
           my %size;
  my %size;          ( $size{'width'}, $size{'height'}, $size{'lmargin'} ) =
  ($size{'width'},            &Apache::lonprintout::page_format( $papersize, $laystyle, $cols );
  $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          foreach my $dim ( 'width', 'height', 'lmargin' ) {
               my ( $value, $units ) = split( / /, $size{$dim} );
   
  $helper->changeState($self->{NEXTSTATE});              $helper->{VARS}->{ "$var." . $dim } = $value;
               $helper->{VARS}->{ "$var." . $dim . 'unit' } = $units;
   
           }
   
           # Transition to the next state
   
           $helper->changeState( $self->{NEXTSTATE} );
     }      }
      
     return 1;      return 1;
 }  }
   
 sub postprocess {  sub postprocess {
     my $self = shift;      my $self = shift;
   
     my $var = $self->{'variable'};      my $var    = $self->{'variable'};
     my $helper = Apache::lonhelper->getHelper();      my $helper = Apache::lonhelper->getHelper();
     my $width = $helper->{VARS}->{$var .'.width'} = $env{"form.${var}.width"};       my $width  = $helper->{VARS}->{ $var . '.width' } =
     my $height = $helper->{VARS}->{$var .'.height'} = $env{"form.${var}.height"};         $env{"form.${var}.width"};
     my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $env{"form.${var}.lmargin"};       my $height = $helper->{VARS}->{ $var . '.height' } =
     $helper->{VARS}->{$var .'.widthunit'} = $env{"form.${var}.widthunit"};         $env{"form.${var}.height"};
     $helper->{VARS}->{$var .'.heightunit'} = $env{"form.${var}.heightunit"};       my $lmargin = $helper->{VARS}->{ $var . '.lmargin' } =
     $helper->{VARS}->{$var .'.lmarginunit'} = $env{"form.${var}.lmarginunit"};         $env{"form.${var}.lmargin"};
       $helper->{VARS}->{ $var . '.widthunit' }  = $env{"form.${var}.widthunit"};
       $helper->{VARS}->{ $var . '.heightunit' } = $env{"form.${var}.heightunit"};
       $helper->{VARS}->{ $var . '.lmarginunit' } =
         $env{"form.${var}.lmarginunit"};
   
     my $error = '';      my $error = '';
   
     # /^-?[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:      else {
   
  if ($env{"form.${var}.lmarginunit"} eq "in") {          # Adjust for LaTeX 1.0 inch margin:
     $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 1;  
  } else {          if ( $env{"form.${var}.lmarginunit"} eq "in" ) {
     $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 2.54;              $helper->{VARS}->{ $var . '.lmargin' } = $lmargin - 1;
  }          }
           else {
               $helper->{VARS}->{ $var . '.lmargin' } = $lmargin - 2.54;
           }
     }      }
   
     if (!$error) {      if ( !$error ) {
         Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});          Apache::lonhelper::getHelper()->changeState( $self->{NEXTSTATE} );
         return 1;          return 1;
     } else {      }
       else {
         $self->{ERROR_MSG} = $error;          $self->{ERROR_MSG} = $error;
         return 0;          return 0;
     }      }
 }  }
   
   
   
 __END__  __END__
   
Removed from v.1.575  
changed lines
  Added in v.1.575.2.2

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