--- loncom/interface/lonprintout.pm 2009/06/23 10:24:31 1.557 +++ loncom/interface/lonprintout.pm 2011/06/06 10:53:09 1.590 @@ -1,7 +1,8 @@ + # The LearningOnline Network # Printout # -# $Id: lonprintout.pm,v 1.557 2009/06/23 10:24:31 foxr Exp $ +# $Id: lonprintout.pm,v 1.590 2011/06/06 10:53:09 foxr Exp $ # # Copyright Michigan State University Board of Trustees # @@ -26,7 +27,6 @@ # # package Apache::lonprintout; - use strict; use Apache::Constants qw(:common :http); use Apache::lonxml; @@ -45,13 +45,13 @@ use Apache::londefdef; use File::Basename; use HTTP::Response; - use LONCAPA::map(); use POSIX qw(strftime); use Apache::lonlocal; use Carp; use LONCAPA; + my %perm; my %parmhash; my $resources_printed; @@ -74,6 +74,364 @@ my $ssi_retry_count = 5; # Some arbitrar my $font_size = 'normalsize'; # Default is normalsize... +#---------------------------- Helper helpers. ------------------------- + +# BZ5209: +# Create the states needed to run the helper for incomplete problems from +# the current folder for selected students. +# This includes: +# - A resource selector limited to problems (incompleteness must be +# calculated on a student per student basis. +# - A student selector. +# - Tie in to the FORMAT of the print job. +# +# States: +# CHOOSE_INCOMPLETE_PEOPLE_SEQ - Resource selection. +# CHOOSE_STUDENTS_INCOMPLETE - Student selection. +# CHOOSE_STUDENTS_INCOMPLETE_FORMAT - Format selection +# Parameters: +# helper - the helper which already contains info about the current folder we can +# purloin. +# url - Top url of the sequence +# Return: +# XML that can be parsed by the helper to drive the state machine. +# +sub create_incomplete_folder_selstud_helper($helper) +{ + my ($helper, $map) = @_; + + + my $symbFilter = '$res->shown_symb()'; + my $selFilter = '$res->is_problem()'; + + + my $resource_chooser = &generate_resource_chooser('CHOOSE_INCOMPLETE_PEOPLE_SEQ', + 'Select problem(s) to print', + 'multichoice="1" toponly="1" addstatus="1" closeallpages="1"', + 'RESOURCES', + 'CHOOSE_STUDENTS_INCOMPLETE', + $map, + $selFilter, + '', + $symbFilter, + ''); + + my $student_chooser = &generate_student_chooser('CHOOSE_STUDENTS_INCOMPLETE', + 'student_sort', + 'STUDENTS', + 'CHOOSE_STUDENTS_INCOMPLETE_FORMAT'); + + my $format_chooser = &generate_format_selector($helper, + 'Format of the print job', + '','CHOOSE_STUDENTS_INCOMPLETE_FORMAT'); # end state. + + return $resource_chooser . $student_chooser . $format_chooser; +} + + +# BZ 5209 +# Create the states needed to run the helper for incomplete problems from +# the current folder for selected students. +# This includes: +# - A resource selector limited to problems. (incompleteness must be calculated +# on a student per student basis. +# - A student selector. +# - Tie in to format for the print job. +# States: +# INCOMPLETE_PROBLEMS_COURSE_RESOURCES - Resource selector. +# INCOMPLETE_PROBLEMS_COURSE_STUDENTS - Student selector. +# INCOMPLETE_PROBLEMS_COURSE_FORMAT - Format selection. +# +# Parameters: +# helper - Helper we are creating states for. +# Returns: +# Text that can be parsed by the helper. +# + +sub create_incomplete_course_helper { + my $helper = shift; + + my $filter = '$res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())'; + my $symbfilter = '$res->shown_symb()'; + + my $resource_chooser = &generate_resource_chooser('INCOMPLETE_PROBLEMS_COURSE_RESOURCES', + 'Select problem(s) to print', + 'multichoice = "1" suppressEmptySequences="0" addstatus="1" closeallpagtes="1"', + 'RESOURCES', + 'INCOMPLETE_PROBLEMS_COURSE_STUDENTS', + '', + $filter, + '', + $symbfilter, + ''); + + my $people_chooser = &generate_student_chooser('INCOMPLETE_PROBLEMS_COURSE_STUDENTS', + 'student_sort', + 'STUDENTS', + 'INCOMPLETE_PROBLEMS_COURSE_FORMAT'); + + my $format = &generate_format_selector($helper, + 'Format of the print job', + '', + 'INCOMPLETE_PROBLEMS_COURSE_FORMAT'); # end state. + + return $resource_chooser . $people_chooser . $format; + + +} + +# BZ5209 +# Creates the states needed to run the print helper for a student +# that wants to print his incomplete problems from the current folder. +# Parameters: +# $helper - helper we are generating states for. +# $map - The map for which the student wants incomplete problems. +# Returns: +# XML that defines the helper states being created. +# +# States: +# CHOOSE_INCOMPLETE_SEQ - Resource selector. +# +sub create_incomplete_folder_helper { + my ($helper, $map) = @_; + + my $filter = '$res->is_problem()'; + $filter .= ' && $res->resprintable() '; + $filter .= ' && $res->is_incomplete() '; + + my $symfilter = '$res->shown_symb()'; + + my $resource_chooser = &generate_resource_chooser('CHOOSE_INCOMPLETE_SEQ', + 'Select problem(s) to print', + 'multichoice="1", toponly ="1", addstatus="1", closeallpages="1"', + 'RESOURCES', + 'PAGESIZE', + $map, + $filter, '', + $symfilter, + ''); + + return $resource_chooser; +} + + +# Returns the text neded for a student chooser. +# that text must still be parsed by the helper xml parser. +# Parameters: +# this_state - State name of the chooser. +# sort_choice - variable to hold the sorting choice. +# variable - Name of variable to hold students. +# next_state - State after chooser. + + +sub generate_student_chooser { + my ($this_state, + $sort_choice, + $variable, + $next_state) = @_; + my $result = < + Select sorting order of printout + + + Sort by section then student + Sort by students across sections. + + +

+ + + +CHOOSE_STUDENTS + + return $result; +} + +# Generate the text needed for a resource chooser given the top level of +# the sequence/page +# +# Parameters: +# this_state - State name of the chooser. +# prompt_text - Text to use to prompt user. +# resource_options - Resource tag options e.g. +# "multichoice='1', toponly='1', addstatus='1'" +# that control the selection and appearance of the +# resource selector. +# variable - Name of the variable to hold the choice +# next_state - Name of the next state the helper should transition +# to +# top_url - Top level URL within which to make the selector. +# If empty the top level sequence is shown. +# filter - How to filter the resources. +# value_func - function. +# choice_func - If not empty generates a with this function. +# start_new_option +# - Fragment appended after valuefunc. +# +# +sub generate_resource_chooser { + my ($this_state, + $prompt_text, + $resource_options, + $variable, + $next_state, + $top_url, + $filter, + $choice_func, + $value_func, + $start_new_option) = @_; + + my $result = < + + $next_state + return $filter; +CHOOSE_RESOURCES + if ($choice_func ne '') { + $result .= "return $choice_func;"; + } + if ($top_url ne '') { + $result .= "$top_url"; + } + $result .= <return $value_func; + $start_new_option + + +CHOOSE_RESOURCES + + return $result; +} +# +# Generate the helper XML for a code choice helper dialog: +# +# Paramters: +# $helper - Reference to the helper. +# $state - Name of the state for the chooser. +# $next_state - Name fo the state to follow the chooser. +# $bubble_types - Populates the bubble sheet type dropt down. +# $code_selections - Provides set of code choices that have been used +# $saved_codes - Provides the list of saved codes. +# +# Returns; +# The Xml of the code chooser. +# +sub generate_code_selector { + my ($helper, + $state, + $next_state, + $bubble_types, + $code_selections, + $saved_codes) = @_; # Unpack the parameters. + + my $result = < + $next_state +

Fill out one of the forms below

 +

+

Generate new CODEd Assignments

 +
Number of CODEd assignments to print: + + + if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) && + !\$helper->{'VARS'}{'REUSE_OLD_CODES'} && + !\$helper->{'VARS'}{'SINGLE_CODE'} && + !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'} ) { + + return "You need to specify the number of assignments to print"; + } + if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) >= 1) && + (\$helper->{'VARS'}{'SINGLE_CODE'} ne '') ) { + return 'Specifying number of codes to print and a specific code is not compatible'; + } + return undef; + + +
+ Names to save the CODEs under for later: + + +
+ Bubble sheet type: + + + $bubble_types + +
+
+

Print a Specific CODE


+
Enter a CODE to print: + + + if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} && + !\$helper->{'VARS'}{'REUSE_OLD_CODES'} && + !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) { + return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'}, + \$helper->{'VARS'}{'CODE_OPTION'}); + } elsif (\$helper->{'VARS'}{'SINGLE_CODE'} ne ''){ + return 'Specifying a code name is incompatible with specifying number of codes.'; + } else { + return undef; # Other forces control us. + } + + +
+ $code_selections +
+

Reprint a Set of Saved CODEs

+ Select saved CODEs: + + + $saved_codes + +
+ +CHOOSE_ANON1 + + return $result; +} + +sub generate_format_selector { + my ($helper,$title,$nextstate, $thisstate) = @_; + my $secpdfoption; + my $state = 'PRINT_FORMATTING'; + if ($thisstate) { + $state = $thisstate; + } + unless (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') || + ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon_page') || + ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) { + $secpdfoption = 'Each PDF contains exactly one section'; + } + return < + $nextstate +
How should the results be printed?
 + + Start each student\'s assignment on a new page/column (add a pagefeed after each assignment) + Add one empty page/column after each student\'s assignment + Add two empty pages/column after each student\'s assignment + Add three empty pages/column after each student\'s assignment + + PAGESIZE +
How do you want assignments split into PDF files? + + All assignments in a single PDF file + $secpdfoption + Each PDF contains exactly one assignment + + Specify the number of assignments per PDF: + + +RESOURCE_SELECTOR +} + +#----------------------------------------------------------------------- + # Fetch the contents of a resource, uninterpreted. # This is used here to fetch a latex file to be included @@ -104,7 +462,7 @@ sub fetch_raw_resource { sub annotate { my ($symb) = @_; - my $annotation_text = &Apache::admannotations::get_annotation($symb, 1); + my $annotation_text = &Apache::loncommon::get_annotation($symb, 1); my $result = ""; @@ -129,7 +487,14 @@ sub set_font_size { my ($text) = @_; - $text =~ s/\\begin{document}/\\begin{document}{\\$font_size/; + # There appear to be cases where the font directive is empty.. in which + # case the first substituion would insert a spurious \ oh happy day. + # as this has been the cause of much mystery and hair pulling _sigh_ + + if ($font_size ne '') { + + $text =~ s/\\begin{document}/\\begin{document}{\\$font_size/; + } $text =~ s/\\end{document}/}\\end{document}/; return $text; @@ -197,7 +562,7 @@ sub include_pdf { # -# ssi_with_retries - Does the server side include of a resource. +# ssi_with_retries- Does the server side include of a resource. # if the ssi call returns an error we'll retry it up to # the number of times requested by the caller. # If we still have a proble, no text is appended to the @@ -230,6 +595,10 @@ sub include_pdf { sub ssi_with_retries { my ($resource, $retries, %form) = @_; + my $target = $form{'grade_target'}; + my $aom = $form{'answer_output_mode'}; + + my ($content, $response) = &Apache::loncommon::ssi_with_retries($resource, $retries, %form); if (!$response->is_success) { @@ -318,8 +687,11 @@ sub printf_style_subst { sub format_page_header { my ($width, $format, $assignment, $course, $student, $section) = @_; - + + $width = &recalcto_mm($width); # Get width in mm. + my $chars_per_line = int($width/1.6); # Character/textline. + # Default format? if ($format eq '') { @@ -333,9 +705,8 @@ sub format_page_header { # but only truncate the course. # - Allow the assignment to be 2 lines (wrapped). # - my $chars_per_line = $width/2; # Character/textline. - + my $name_length = int($chars_per_line *3 /4); my $sec_length = int($chars_per_line / 5); @@ -371,7 +742,19 @@ sub format_page_header { my $testPrintout = '\\\\'.&mt('Construction Space').' \\\\'.&mt('Test-Printout '); $format =~ s/\\\\\s\\\\\s/$testPrintout/; } - + # + # We're going to trust LaTeX to break lines appropriately, but + # we'll truncate anything that's more than 3 lines worth of + # text. This is also assuming (which will probably end badly) + # nobody's going to embed LaTeX control sequences in the title + # header or rather that those control sequences won't get broken + # by the stuff below. + # + my $total_length = 3*$chars_per_line; + if (length($format) > $total_length) { + $format = substr($format, 0, $total_length); + } + return $format; @@ -944,6 +1327,7 @@ sub old_character_chart { $result =~ s/&(rdquo|#8221);/\'\'/g; + return $result; } @@ -1081,9 +1465,9 @@ sub page_format_transformation { if ($selectionmade eq '4') { if ($choice eq 'all_problems') { - $assignment='Problems from the Whole Course'; + $assignment=&mt('Problems from the Whole Course'); } else { - $assignment='Resources from the Whole Course'; + $assignment=&mt('Resources from the Whole Course'); } } else { $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header'); @@ -1113,7 +1497,13 @@ sub page_format_transformation { $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\usepackage{booktabs}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1} \\vskip 5 mm\n /; } if ($papersize eq 'a4') { - $text =~ s/(\\begin{document})/$1\\special{papersize=210mm,297mm}/; + my $papersize_text; + if ($perm{'pav'}) { + $papersize_text = '\\special{papersize=210mm,297mm}'; + } else { + $papersize_text = '\special{papersize=210mm,297mm}'; + } + $text =~ s/(\\begin{document})/$1$papersize_text/; } } if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;} @@ -1305,13 +1695,194 @@ sub unsupported { return $result; } +# +# Map from helper layout style to the book/album: +# +sub map_laystyle { + my ($laystyle) = @_; + if ($laystyle eq 'L') { + $laystyle='album'; + } else { + $laystyle='book'; + } + return $laystyle; +} + +sub print_page_in_course { + my ($helper, $rparmhash, $currentURL, $resources) = @_; + my %parmhash = %$rparmhash; + my @page_resources = @$resources; + my $mode = $helper->{'VARS'}->{'LATEX_TYPE'}; + my $symb = $helper->{'VARS'}->{'symb'}; + + + my $format_from_helper = $helper->{'VARS'}->{'FORMAT'}; + + + my @temporary_array=split /\|/,$format_from_helper; + my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array; + $laystyle = &map_laystyle($laystyle); + my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle, + $numberofcolumns); + my $LaTeXwidth=&recalcto_mm($textwidth); + + + if ($mode ne '') {$mode='\\'.$mode} + my $result = &print_latex_header($mode); + if ($currentURL=~m|^(/adm/wrapper/)?ext/|) { + $currentURL=~s|^(/adm/wrapper/)?ext/|http://|; + my $title=&Apache::lonnet::gettitle($symb); + $title = &Apache::lonxml::latex_special_symbols($title); + } else { + my $esc_currentURL= $currentURL; + $esc_currentURL =~ s/_/\\_/g; + $result.=$esc_currentURL; + } + $result .= '\\\\'; + + if ($helper->{'VARS'}->{'style_file'}=~/\w/) { + &Apache::lonnet::appenv({'construct.style' => + $helper->{'VARS'}->{'style_file'}}); + } elsif ($env{'construct.style'}) { + &Apache::lonnet::delenv('construct.style'); + } + + # First is the overall page description. This is then followed by the + # components of the page. Each of which must be printed independently. + my $the_page = shift(@page_resources); + + + foreach my $resource (@page_resources) { + my $resource_src = $resource->src(); # Essentially the URL of the resource. + $result .= $resource->title() . '\\\\'; + + # Recurse if a .page: + + if ($resource_src =~ /.page$/i) { + my $navmap = Apache::lonnavmaps::navmap->new(); + my @page_resources = $navmap->retrieveResources($resource_src); + $result .= &print_page_in_course($helper, $rparmhash, + $resource_src, \@page_resources); + } + # these resources go through the XML transformer: + + elsif ($resource_src =~ /\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) { + my $urlp = &Apache::lonnet::clutter($resource_src); + my %form; + my %moreenv; + + &Apache::lonxml::remember_problem_counter(); + $moreenv{'request.filename'}=$urlp; + if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';} + + $form{'grade_target'} = 'tex'; + $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth); + $form{'pdfFormFields'} = $pdfFormFields; # + $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'}; + + $form{'problem_split'}=$parmhash{'problem_stream_switch'}; + $form{'suppress_tries'}=$parmhash{'suppress_tries'}; + $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; + $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; + $form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'}; + if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') || + ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) { + $form{'problem_split'}='yes'; + } + my $rndseed = time; + if ($helper->{'VARS'}->{'curseed'}) { + $rndseed=$helper->{'VARS'}->{'curseed'}; + } + $form{'rndseed'}=$rndseed; + &Apache::lonnet::appenv(\%moreenv); + + &Apache::lonxml::clear_problem_counter(); + + my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form); + + + # current document with answers.. no need to encap in minipage + # since there's only one answer. + + if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || + ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { + my %answerform = %form; + + + $answerform{'problem_split'}=$parmhash{'problem_stream_switch'}; + $answerform{'grade_target'}='answer'; + $answerform{'answer_output_mode'}='tex'; + $answerform{'rndseed'}=$rndseed; + if ($helper->{'VARS'}->{'probstatus'} eq 'exam') { + $answerform{'problemtype'}='exam'; + } + $resources_printed .= $urlp.':'; + my $answer=&ssi_with_retries($urlp,$ssi_retry_count, %answerform); + + if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { + $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; + } else { + $texversion= &print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); + if ($helper->{'VARS'}->{'construction'} ne '1') { + my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}); + $title = &Apache::lonxml::latex_special_symbols($title); + $texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; + $texversion.=&path_to_problem($urlp,$LaTeXwidth); + } else { + $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm '; + my $URLpath=$urlp; + $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/; + $texversion.=&path_to_problem($URLpath,$LaTeXwidth); + } + $texversion.='\vskip 1 mm '.$answer.'\end{document}'; + } + + + + + + } + # Print annotations. + + + if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { + my $annotation .= &annotate($currentURL); + $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/; + } + + if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { + $texversion=&IndexCreation($texversion,$currentURL); + } + if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { + $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /; + + } + $texversion = &latex_header_footer_remove($texversion); + + # the first remaining line is a comment from londefdef the second + # line seems to be an extraneous \vskip 1mm \\\\ : + # (imperfect removal from header_footer_remove? + + $texversion =~ s/\\vskip 1mm \\\\\\\\//; + + $result .= $texversion; + if ($currentURL=~m/\.page\s*$/) { + ($result,$numberofcolumns) = &page_cleanup($result); + } + } + } + + $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}'; + return $result; +} + # # List of recently generated print files # sub recently_generated { - my $r=shift; - my $prtspool=$r->dir_config('lonPrtDir'); + my ($prtspool) = @_; + my $output; my $zip_result; my $pdf_result; opendir(DIR,$prtspool); @@ -1344,10 +1915,10 @@ sub recently_generated { if ($ext eq 'zip') { $zip_result .= $result; } } if ($zip_result || $pdf_result) { - $r->print('
'); + $output ='
'; } if ($zip_result) { - $r->print('

'.&mt('Recently generated printout zip files')."

\n" + $output .='

'.&mt('Recently generated printout zip files')."

\n" .&Apache::loncommon::start_data_table() .&Apache::loncommon::start_data_table_header_row() .''.&mt('Download').'' @@ -1355,11 +1926,10 @@ sub recently_generated { .''.&mt('File Size (Bytes)').'' .&Apache::loncommon::end_data_table_header_row() .$zip_result - .&Apache::loncommon::end_data_table() - ); + .&Apache::loncommon::end_data_table(); } if ($pdf_result) { - $r->print('

'.&mt('Recently generated printouts')."

\n" + $output .='

'.&mt('Recently generated printouts')."

\n" .&Apache::loncommon::start_data_table() .&Apache::loncommon::start_data_table_header_row() .''.&mt('Download').'' @@ -1367,9 +1937,9 @@ sub recently_generated { .''.&mt('File Size (Bytes)').'' .&Apache::loncommon::end_data_table_header_row() .$pdf_result - .&Apache::loncommon::end_data_table() - ); + .&Apache::loncommon::end_data_table(); } + return $output; } # @@ -1381,8 +1951,8 @@ sub recently_generated { # A reference to a page break hash. # # -#use Data::Dumper; -#sub dump_helper_vars { +# use Data::Dumper; +# sub dump_helper_vars { # my ($helper) = @_; # my $helpervars = Dumper($helper->{'VARS'}); # &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars"); @@ -1397,6 +1967,122 @@ sub get_page_breaks { } return %page_breaks; } +# +# Returns text to insert for any extra vskip prior to the resource. +# Parameters: +# helper - Reference to the helper object driving the printout. +# resource - Identifies the resource about to be printed. +# +# This is done as follows: +# POSSIBLE_RESOURCES has the list of possible resources. +# EXTRASPACE has the list of extra space values. +# EXTRASPACE_UNITS is the set of resources for which the units are +# mm. All others are 'in'. +# +# The resource is found in the POSSIBLE_RESOURCES to get the index +# of the EXTRASPACE value. +# +# In order to speed this up for lengthy printouts, the first time, +# POSSIBLE_RESOURCES is turned into a look up hash and +# EXTRASPACE is turned into an array. +# + + +my %possible_resources; +my %extraspace_mm; +my @extraspace; +my $skips_loaded = 0; + +# Function to load the skips hash and array + +sub load_skips { + + my ($helper) = @_; + + # If this is the first time, unrap the resources and extra spaces: + + if (!$skips_loaded) { + @extraspace = (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE'})); + my @resource_list = (split(/\|\|\|/, $helper->{'VARS'}->{'POSSIBLE_RESOURCES'})); + my $i = 0; + foreach my $resource (@resource_list) { + $possible_resources{$resource} = $i; + $i++; + } + foreach my $mm_resource (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE_UNITS'})) { + $extraspace_mm{$mm_resource} = 1; + } + $skips_loaded = 1; + } +} + +sub get_extra_vspaces { + my ($helper, $resource) = @_; + + &load_skips($helper); + + # Lookup the resource in the possible resources hash.. that is the index + # into the extraspace array that gives us either an empty string or + # the number of mm to skip: + + my $index = $possible_resources{$resource}; + my $skip = $extraspace[$index]; + + my $result = ''; + if ($skip ne '') { + my $units = 'in'; + if (defined($extraspace_mm{$resource})) { + $units = 'mm'; + } + $result = '\vskip '.$skip.' '.$units; + } + + + return $result; + + +} + +# +# The resource chooser part of the helper needs more than just +# the value of the extraspaces var to recover the value into a text +# field option. This sub produces the required format for the saved var: +# specifically +# ||| separated fields of the form resourcename=value +# +# Parameters: +# $helper - Refers to the helper we are configuring +# Implicit input: +# $helper->{'VARS'}->{'EXTRASPACE'} - the spaces helper var has the text field +# value. +# $helper->{'VARS'}->{'EXTRASPACE_UNITS'} - units for the skips (checkboxes). +# $helper->{'VARS'}->{'POSSIBLE_RESOURCES'} - has the list of resources. ||| +# separated of course. +# Implicit outputs: +# $env{'form.extraspace'} +# $env{'form.extraspace_units'} +# +sub set_form_extraspace { + my ($helper) = @_; + + # the most convenient way to do this is to drive from the skips arrays/hash. + # may not be the fastest, but this is once per print request so it's not so + # speed critical: + + &load_skips($helper); + + my $result = ''; + + foreach my $resource (keys(%possible_resources)) { + my $vskip = $extraspace[$possible_resources{$resource}]; + $result .= $resource .'=' . $vskip . '|||'; + } + + $env{'form.extraspace'} = $result; + $env{'form.extraspace_units'} = $helper->{'VARS'}->{'EXTRASPACE_UNITS'}; + return $result; + +} # Output a sequence (recursively if neeed) # from construction space. @@ -1413,6 +2099,8 @@ sub get_page_breaks { # sub print_construction_sequence { my ($currentURL, $helper, %form, $LaTeXwidth) = @_; + + my $result; my $rndseed=time; if ($helper->{'VARS'}->{'curseed'}) { @@ -1514,12 +2202,45 @@ sub print_construction_sequence { return $result; } +# +# Top level for generating print output. +# +# May call print_resources if multiple resources will be printed. +# +# The main driver is $selectionmade which reflects the type of print out +# requested: +# Value Print type: +# 1 Print resource that's being looked at. +# 2 Print problems in a map or in a page. +# 3 Print pages in a map or resources in a page. +# 4 Print all problems or all resources. +# 5 Print problems for seleted students. +# 6 Print selected problems from a folder. +# 7 Print print selected resources from some scope. +# 8 Print resources for selected students. +# +#BZ 5209 +# 2 map_incomplete_problems_seq Print incomplete problems from the current +# folder in student context. +# 101 map_incomplete_problems_people_seq Print incomplete problems from the +# current folder in privileged context. +# 102 incomplete_problems_selpeople_course Print incomplete problems for +# selected people from the entire course. +# +# Item 101 has much the same processing as 8, +# Item 102 has much the same processing as 8. +# +# Differences: Item 101, 102 require per-student filtering of the resource +# set so that only the incomplete resources are printed. +# For item 100, filtering was done at the helper level. + sub output_data { my ($r,$helper,$rparmhash) = @_; my %parmhash = %$rparmhash; $ssi_error = 0; # This will be set nonzero by failing ssi's. $resources_printed = ''; $font_size = $helper->{'VARS'}->{'fontsize'}; + my $print_type = $helper->{'VARS'}->{'PRINT_TYPE'}; # Allows textual simplification. my $do_postprocessing = 1; my $js = < @@ -1549,8 +2270,16 @@ sub output_data { ENDPART - - my $start_page = &Apache::loncommon::start_page('Preparing Printout',$js); + # Breadcrumbs + #FIXME: Choose better/different breadcrumbs?!? Links? + my $brcrum = [{'href' => '', + 'text' => 'Helper'}, #FIXME: Different origin possible than print out helper? + {'href' => '', + 'text' => 'Preparing Printout'}]; + + my $start_page = &Apache::loncommon::start_page('Preparing Printout', + $js, + {'bread_crumbs' => $brcrum,}); my $msg = &mt('Please stand by while processing your print request, this may take some time ...'); $r->print($start_page."\n

\n$msg\n

\n"); @@ -1560,11 +2289,13 @@ ENDPART # indexed by symb and contains 1's for each break. $env{'form.pagebreaks'} = $helper->{'VARS'}->{'FINISHPAGE'}; - $env{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'}; + &set_form_extraspace($helper); + $env{'form.lastprinttype'} = $print_type; &Apache::loncommon::store_course_settings('print', {'pagebreaks' => 'scalar', + 'extraspace' => 'scalar', + 'extraspace_units' => 'scalar', 'lastprinttype' => 'scalar'}); - my %page_breaks = &get_page_breaks($helper); my $format_from_helper = $helper->{'VARS'}->{'FORMAT'}; @@ -1572,11 +2303,8 @@ ENDPART my $number_of_columns = 1; #used only for pages to determine the width of the cell my @temporary_array=split /\|/,$format_from_helper; my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array; - if ($laystyle eq 'L') { - $laystyle='album'; - } else { - $laystyle='book'; - } + + $laystyle = &map_laystyle($laystyle); my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns); my $assignment = $env{'form.assignment'}; my $LaTeXwidth=&recalcto_mm($textwidth); @@ -1612,8 +2340,7 @@ ENDPART &Apache::lonnet::delenv('construct.style'); } - - if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') { + if ($print_type eq 'current_document') { #-- single document - problem, page, html, xml, ... my ($currentURL,$cleanURL); @@ -1725,8 +2452,9 @@ ENDPART } elsif ($cleanURL!~m|^/adm/| && $currentURL=~/\.(sequence|page)$/ && $helper->{'VARS'}->{'construction'} eq '1') { #printing content of sequence from the construction space + + $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|; -# $result .= &print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); $result .= &print_construction_sequence($currentURL, $helper, %form, $LaTeXwidth); $result .= '\end{document}'; @@ -1738,7 +2466,7 @@ ENDPART $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;} $resources_printed .= $currentURL.':'; - my $texversion=&ssi_with_retries($currentURL, $ssi_retry_count, %form); + my $texversion = &ssi_with_retries($currentURL, $ssi_retry_count, %form); if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { my $annotation = &annotate($currentURL); $texversion =~ s/(\\end{document})/$annotation$1/; @@ -1760,31 +2488,49 @@ ENDPART } elsif ($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 - ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or - ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or - ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') or # BUGBUG - ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') - ) { - + } elsif (($print_type eq 'map_problems') or + ($print_type eq 'map_problems_in_page') or + ($print_type eq 'map_resources_in_page') or + ($print_type eq 'map_problems_pages') or + ($print_type eq 'all_problems') or + ($print_type eq 'all_resources') or # BUGBUG + ($print_type eq 'select_sequences') or + ($print_type eq 'map_incomplete_problems_seq') + ) { + #-- produce an output string - if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') { + if (($print_type eq 'map_problems') or + ($print_type eq 'map_incomplete_problems_seq') or + ($print_type eq 'map_problems_in_page') ) { $selectionmade = 2; - } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') { + } elsif (($print_type eq 'map_problems_pages') or + ($print_type eq 'map_resources_in_page')) + { $selectionmade = 3; - } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') + } elsif (($print_type eq 'all_problems') ) { $selectionmade = 4; - } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') { #BUGBUG + } elsif ($print_type eq 'all_resources') { #BUGBUG $selectionmade = 4; - } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') { + } elsif ($print_type eq 'select_sequences') { $selectionmade = 7; } + $form{'problem_split'}=$parmhash{'problem_stream_switch'}; $form{'suppress_tries'}=$parmhash{'suppress_tries'}; $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; @@ -1815,11 +2561,11 @@ ENDPART $result.="\\newpage\n"; } } + $result .= &get_extra_vspaces($helper, $master_seq[$i]); my ($sequence,$middle_thingy,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]); $urlp=&Apache::lonnet::clutter($urlp); $form{'symb'}=$master_seq[$i]; - my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;} @@ -1829,13 +2575,23 @@ ENDPART && $urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { $resources_printed .= $urlp.':'; &Apache::lonxml::remember_problem_counter(); + if ($flag_latex_header_remove eq 'NO') { + $texversion.=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); # RF + unless (($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') || + (($i==0) && + (($urlp=~/\.page$/) || + ($print_type eq 'map_problems_in_page') || + ($print_type eq 'map_resources_in_page')))) { + $flag_latex_header_remove = 'YES'; + } + } $texversion.=&ssi_with_retries($urlp, $ssi_retry_count, %form); if ($urlp=~/\.page$/) { ($texversion,my $number_of_columns_page) = &page_cleanup($texversion); if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} $texversion =~ s/\\end{document}\d*/\\end{document}/; $flag_page_in_sequence = 'YES'; - } + } if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { @@ -1847,13 +2603,22 @@ ENDPART &Apache::lonxml::restore_problem_counter(); my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform); - + if ($urlp =~ /\.page$/) { + $answer =~ s/\\end{document}(\d*)$//; + } if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { - $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; + if ($urlp =~ /\.page$/) { + my @probs = split(/\\keephidden{ENDOFPROBLEM}/,$texversion); + my $lastprob = pop(@probs); + $texversion = join('\keephidden{ENDOFPROBLEM}',@probs). + $answer.'\keephidden{ENDOFPROBLEM}'.$lastprob; + } else { + $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; + } } else { - if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) { + if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/) { $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); - $texversion =~ s/\\begin{document}//; +# $texversion =~ s/\\begin{document}//; # FIXME my $title = &Apache::lonnet::gettitle($master_seq[$i]); $title = &Apache::lonxml::latex_special_symbols($title); my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; @@ -1902,7 +2667,7 @@ ENDPART $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;} $resources_printed .= $urlp.':'; - my $texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form); + my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form); if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { my $annotation = &annotate($urlp); $texversion =~ s/(\\end{document)/$annotation$1/; @@ -1919,7 +2684,11 @@ ENDPART if ($i > 0) { $result .= '\cleardoublepage'; } - $result .= &include_pdf($urlp); + my $texfrompdf = &include_pdf($urlp); + if ($flag_latex_header_remove ne 'NO') { + $texfrompdf = &latex_header_footer_remove($texfrompdf); + } + $result .= $texfrompdf; if ($i != $#master_seq) { if ($numberofcolumns eq '1') { $result .= '\newpage'; @@ -1942,7 +2711,7 @@ ENDPART } $result .= $texversion; $flag_latex_header_remove = 'YES'; - } + } if (&Apache::loncommon::connection_aborted($r)) { last; } @@ -1952,18 +2721,20 @@ ENDPART $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/; } $result .= '\end{document}'; - } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') || - ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems_students') || - ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){ + } elsif (($print_type eq 'problems_for_students') || + ($print_type eq 'problems_for_students_from_page') || + ($print_type eq 'all_problems_students') || + ($print_type eq 'resources_for_students')){ #-- prints assignments for whole class or for selected students my $type; - if (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') || - ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems_students') ) { + if (($print_type eq 'problems_for_students') || + ($print_type eq 'problems_for_students_from_page') || + ($print_type eq 'all_problems_students') ) { $selectionmade=5; $type='problems'; - } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') { + } elsif ($print_type eq 'resources_for_students') { $selectionmade=8; $type='resources'; } @@ -1999,7 +2770,8 @@ ENDPART my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; #loop over students - my $flag_latex_header_remove = 'NO'; + + my $flag_latex_header_remove = 'NO'; my %moreenv; $moreenv{'instructor_comments'}='hide'; $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); @@ -2040,14 +2812,16 @@ ENDPART $resources_printed .= ":"; $print_array[$i].=$output; $student_names[$i].=$person.':'.$fullname.'_END_'; - &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname); +# &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname); + &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student'); $flag_latex_header_remove = 'YES'; if (&Apache::loncommon::connection_aborted($r)) { last; } } &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); $result .= $print_array[0].' \end{document}'; - } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') || - ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) { + } elsif (($print_type eq 'problems_for_anon') || + ($print_type eq 'problems_for_anon_page') || + ($print_type eq 'resources_for_anon') ) { my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'}; my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'}; my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'}; @@ -2109,11 +2883,12 @@ ENDPART @allcodes=keys(%allcodes); } my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; - my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'}); + my ($type) = split(/_/,$print_type); &adjust_number_to_print($helper); my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'}; - if ($number_per_page eq '0' || $number_per_page eq 'all') { - $number_per_page=$num_todo; + if ($number_per_page eq '0' || $number_per_page eq 'all' + || $number_per_page eq 'section') { + $number_per_page=$num_todo > 0 ? $num_todo : 1; } my $flag_latex_header_remove = 'NO'; my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75'); @@ -2139,7 +2914,7 @@ ENDPART } &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); $result .= $print_array[0].' \end{document}'; - } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') { + } elsif ($print_type eq 'problems_from_directory') { #prints selected problems from the subdirectory $selectionmade = 6; my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'}; @@ -2221,7 +2996,13 @@ ENDPART # Only post process if that has not been turned off e.g. by a raw latex resource. if ($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); + $result = &page_format_transformation($papersize, + $laystyle,$numberofcolumns, + $print_type,$result, + $helper->{VARS}->{'assignment'}, + $helper->{'VARS'}->{'TABLE_CONTENTS'}, + $helper->{'VARS'}->{'TABLE_INDEX'}, + $selectionmade); $result = &latex_corrections($number_of_columns,$result,$selectionmade, $helper->{'VARS'}->{'ANSWER_TYPE'}); #if ($numberofcolumns == 1) { @@ -2382,6 +3163,7 @@ sub print_resources { $namepostfix .="Name: "; $fullname = "CODE - ".$moreenv->{'CODE'}; } + # Fullname may have special latex characters that need \ prefixing: # @@ -2402,28 +3184,37 @@ sub print_resources { # so we will just rely on prntout.pl to strip ENDOFSTUDENTSTAMP from the # postscript. Each ENDOFSTUDENTSTAMP will go on a line by itself. # - - + my $syllabus_first = 0; foreach my $curresline (@{$master_seq}) { if (defined $page_breaks{$curresline}) { if($i != 0) { $current_output.= "\\newpage\n"; } } + $current_output .= &get_extra_vspaces($helper, $curresline); $i++; - if ( !($type eq 'problems' && - ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) { + ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) ) { my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline); if (&Apache::lonnet::allowed('bre',$res_url)) { if ($res_url!~m|^ext/| && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { $printed .= $curresline.':'; - &Apache::lonxml::remember_problem_counter(); my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv); - + if ($res_url =~ /\.page$/) { + if ($remove_latex_header eq 'NO') { + if (!($rendered =~ /\\begin\{document\}/)) { + $rendered = &print_latex_header().$rendered; + } + } + if ($remove_latex_header eq 'YES') { + $rendered = &latex_header_footer_remove($rendered); + } else { + $rendered =~ s/\\end{document}\d*//; + } + } if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { # Use a copy of the hash so we don't pervert it on future loop passes. @@ -2441,7 +3232,9 @@ sub print_resources { my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); - $header =~ s/\\begin{document}//; #<<<<< + unless ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') { + $header =~ s/\\begin{document}//; #<<<<< + } my $title = &Apache::lonnet::gettitle($curresline); $title = &Apache::lonxml::latex_special_symbols($title); my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; @@ -2451,12 +3244,12 @@ sub print_resources { $rendered = $header.$body; } } - if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { my $url = &Apache::lonnet::clutter($res_url); my $annotation = &annotate($url); $rendered =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/; } + my $junk; if ($remove_latex_header eq 'YES') { $rendered = &latex_header_footer_remove($rendered); } else { @@ -2464,6 +3257,9 @@ sub print_resources { } $current_output .= $rendered; } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { + if ($i == 1) { + $syllabus_first = 1; + } $printed .= $curresline.':'; my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv); if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { @@ -2495,11 +3291,13 @@ sub print_resources { } } $remove_latex_header = 'YES'; - } + } if (&Apache::loncommon::connection_aborted($r)) { last; } } - + if ($syllabus_first) { + $current_output =~ s/\\\\ Last updated:/Last updated:/ + } my $courseidinfo = &get_course(); my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header'); my $header_line = @@ -2582,6 +3380,11 @@ sub init_perm { $perm{'pfo'}=&Apache::lonnet::allowed('pfo', $env{'request.course.id'}.'/'.$env{'request.course.sec'}); } + $perm{'vgr'}=&Apache::lonnet::allowed('vgr',$env{'request.course.id'}); + if (!$perm{'vgr'}) { + $perm{'vgr'}=&Apache::lonnet::allowed('vgr', + $env{'request.course.id'}.'/'.$env{'request.course.sec'}); + } } sub get_randomly_ordered_warning { @@ -2653,19 +3456,21 @@ sub printHelper { $helper->declareVar('PRINT_TYPE'); $helper->declareVar("showallfoils"); $helper->declareVar("STUDENTS"); - + $helper->declareVar("EXTRASPACE"); - # The page breaks can get loaded initially from the course environment: + # The page breaks and extra spaces + # can get loaded initially from the course environment: # But we only do this in the initial state so that they are allowed to change. # - # $helper->{VARS}->{FINISHPAGE} = ''; &Apache::loncommon::restore_course_settings('print', {'pagebreaks' => 'scalar', + 'extraspace' => 'scalar', + 'extraspace_units' => 'scalar', 'lastprinttype' => 'scalar'}); # This will persistently load in the data we want from the @@ -2675,10 +3480,15 @@ sub printHelper { if (!defined ($env{"form.CURRENT_STATE"})) { $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'}; + $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'}; + $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'}; } else { my $state = $env{"form.CURRENT_STATE"}; if ($state eq "START") { $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'}; + $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'}; + $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'}; + } } @@ -2722,6 +3532,8 @@ sub printHelper { my ($map, $id, $url); my $subdir; my $is_published=0; # True when printing from resource space. + my $res_printable = 1; # By default the current resource is printable. + my $userCanPrint = ($perm{'pav'} || $perm{'pfo'}); # Get the resource name from construction space if ($helper->{VARS}->{'construction'}) { @@ -2730,21 +3542,29 @@ sub printHelper { $subdir = substr($helper->{VARS}->{'filename'}, 0, rindex($helper->{VARS}->{'filename'}, '/') + 1); } else { + # From course space: + if ($symb ne '') { ($map, $id, $url) = &Apache::lonnet::decode_symb($symb); $helper->{VARS}->{'postdata'} = &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url)); + my $navmap = Apache::lonnavmaps::navmap->new(); + my $res = $navmap->getBySymb($symb); + $res_printable = $res->resprintable() || $userCanPrint; #printability in course context } else { + # Resource space. + $url = $helper->{VARS}->{'postdata'}; $is_published=1; # From resource space. } $url = &Apache::lonnet::clutter($url); - if (!$resourceTitle) { # if the resource doesn't have a title, use the filename my $postdata = $helper->{VARS}->{'postdata'}; $resourceTitle = substr($postdata, rindex($postdata, '/') + 1); } $subdir = &Apache::lonnet::filelocation("", $url); + + } if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) { $helper->{VARS}->{'curseed'}=$env{'form.curseed'}; @@ -2774,18 +3594,29 @@ sub printHelper { my $printChoices = []; my $paramHash; - if ($resourceTitle) { + # If there is a current resource and it is printable + # Give that as a choice. + + if ($resourceTitle && $res_printable) { push @{$printChoices}, ["$resourceTitle (".&mt('the resource you just saw on the screen').")", 'current_document', 'PAGESIZE']; } + # Useful filter strings - my $isProblem = '($res->is_problem()||$res->contains_problem||$res->is_practice()) '; + + my $isPrintable = ' && $res->resprintable()'; + + my $isProblem = '(($res->is_problem()||$res->contains_problem() ||$res->is_practice()))'; + $isProblem .= $isPrintable unless $userCanPrint; $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden; - my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice()'; - my $isNotMap = '!$res->is_sequence()'; + my $isProblemOrMap = '($res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())'; + $isProblemOrMap .= $isPrintable unless $userCanPrint; + my $isNotMap = '(!$res->is_sequence())'; + $isNotMap .= $isPrintable unless $userCanPrint; $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden; my $isMap = '$res->is_map()'; - my $symbFilter = '$res->shown_symb()'; + $isMap .= $isPrintable unless $userCanPrint; + my $symbFilter = '$res->shown_symb() '; my $urlValue = '$res->link()'; $helper->declareVar('SEQUENCE'); @@ -2796,82 +3627,156 @@ sub printHelper { if ($perm{'pav'}) { $start_new_option = "