--- loncom/interface/lonprintout.pm 2004/05/10 14:25:02 1.301 +++ loncom/interface/lonprintout.pm 2006/08/21 22:53:19 1.480 @@ -1,7 +1,8 @@ +# # The LearningOnline Network # Printout # -# $Id: lonprintout.pm,v 1.301 2004/05/10 14:25:02 sakharuk Exp $ +# $Id: lonprintout.pm,v 1.480 2006/08/21 22:53:19 foxr Exp $ # # Copyright Michigan State University Board of Trustees # @@ -41,12 +42,217 @@ use Apache::lonnavmaps; use Apache::lonratedt; use POSIX qw(strftime); use Apache::lonlocal; -use GDBM_File; +use Carp; +use lib '/home/httpd/lib/perl/'; +use LONCAPA; + +my %perm; +my %parmhash; +my $resources_printed; + + +# Format a header according to a format. +# + +# Substitutions: +# %a - Assignment name. +# %c - Course name. +# %n - Student name. +# +sub format_page_header { + my ($format, $assignment, $course, $student) = @_; + + # Default format? + + if ($format eq '') { + $format = "\\textbf{$student} $course \\hfill \\thepage \\\\ \\textit{$assignment}"; + + } else { + $format =~ s/%a/$assignment/g; + $format =~ s/%c/$course/g; + $format =~ s/%n/$student/g; + } + + + return $format; + +} + +# +# Convert a numeric code to letters +# +sub num_to_letters { + my ($num) = @_; + my @nums= split('',$num); + my @num_to_let=('A'..'Z'); + my $word; + foreach my $digit (@nums) { $word.=$num_to_let[$digit]; } + return $word; +} +# Convert a letter code to numeric. +# +sub letters_to_num { + my ($letters) = @_; + my @letters = split('', uc($letters)); + my %substitution; + my $digit = 0; + foreach my $letter ('A'..'J') { + $substitution{$letter} = $digit; + $digit++; + } + # The substitution is done as below to preserve leading + # zeroes which are needed to keep the code size exact + # + my $result =""; + foreach my $letter (@letters) { + $result.=$substitution{$letter}; + } + return $result; +} + +# Determine if a code is a valid numeric code. Valid +# numeric codes must be comprised entirely of digits and +# have a correct number of digits. +# +# Parameters: +# value - proposed code value. +# num_digits - Number of digits required. +# +sub is_valid_numeric_code { + my ($value, $num_digits) = @_; + # Remove leading/trailing whitespace; + $value =~ s/^\s*//g; + $value =~ s/\s*$//g; + + # All digits? + if ($value !~ /^[0-9]+$/) { + return "Numeric code $value has invalid characters - must only be digits"; + } + if (length($value) != $num_digits) { + return "Numeric code $value incorrect number of digits (correct = $num_digits)"; + } + return undef; +} +# Determines if a code is a valid alhpa code. Alpha codes +# are ciphers that map [A-J,a-j] -> 0..9 0..9. +# They also have a correct digit count. +# Parameters: +# value - Proposed code value. +# num_letters - correct number of letters. +# Note: +# leading and trailing whitespace are ignored. +# +sub is_valid_alpha_code { + my ($value, $num_letters) = @_; + + # strip leading and trailing spaces. + + $value =~ s/^\s*//g; + $value =~ s/\s*$//g; + + # All alphas in the right range? + if ($value !~ /^[A-J,a-j]+$/) { + return "Invalid letter code $value must only contain A-J"; + } + if (length($value) != $num_letters) { + return "Letter code $value has incorrect number of letters (correct = $num_letters)"; + } + return undef; +} + +# Determine if a code entered by the user in a helper is valid. +# valid depends on the code type and the type of code selected. +# The type of code selected can either be numeric or +# Alphabetic. If alphabetic, the code, in fact is a simple +# substitution cipher for the actual numeric code: 0->A, 1->B ... +# We'll be nice and be case insensitive for alpha codes. +# Parameters: +# code_value - the value of the code the user typed in. +# code_option - The code type selected from the set in the scantron format +# table. +# Returns: +# undef - The code is valid. +# other - An error message indicating what's wrong. +# +sub is_code_valid { + my ($code_value, $code_option) = @_; + my ($code_type, $code_length) = ('letter', 6); # defaults. + open(FG, $Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); + foreach my $line () { + my ($name, $type, $length) = (split(/:/, $line))[0,2,4]; + if($name eq $code_option) { + $code_length = $length; + if($type eq 'number') { + $code_type = 'number'; + } + } + } + my $valid; + if ($code_type eq 'number') { + return &is_valid_numeric_code($code_value, $code_length); + } else { + return &is_valid_alpha_code($code_value, $code_length); + } + +} + +# Compare two students by name. The students are in the form +# returned by the helper: +# user:domain:section:last, first:status +# This is a helper function for the perl sort built-in therefore: +# Implicit Inputs: +# $a - The first element to compare (global) +# $b - The second element to compare (global) +# Returns: +# -1 - $a < $b +# 0 - $a == $b +# +1 - $a > $b +# Note that the initial comparison is done on the last names with the +# first names only used to break the tie. +# +# +sub compare_names { + # First split the names up into the primary fields. + my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a); + my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b); -my %hash; -my $LaTeXwidth = 0; + # Now split the last name and first name of each n: + # + my ($l1,$f1) = split(/,/, $n1); + my ($l2,$f2) = split(/,/, $n2); + + # We don't bother to remove the leading/trailing whitespace from the + # firstname, unless the last names compare identical. + + if($l1 lt $l2) { + return -1; + } + if($l1 gt $l2) { + return 1; + } + + # Break the tie on the first name, but there are leading (possibly trailing + # whitespaces to get rid of first + # + $f1 =~ s/^\s+//; # Remove leading... + $f1 =~ s/\s+$//; # Trailing spaces from first 1... + + $f2 =~ s/^\s+//; + $f2 =~ s/\s+$//; # And the same for first 2... + + if($f1 lt $f2) { + return -1; + } + if($f1 gt $f2) { + return 1; + } + + # Must be the same name. + + return 0; +} sub latex_header_footer_remove { my $text = shift; @@ -54,7 +260,46 @@ sub latex_header_footer_remove { $text =~ s/\\documentclass([^&]*)\\begin{document}//; return $text; } +# +# If necessary, encapsulate text inside +# a minipage env. +# necessity is determined by the problem_split param. +# +sub encapsulate_minipage { + my ($text) = @_; + if (!($env{'form.problem.split'} =~ /yes/i)) { + $text = '\begin{minipage}{\textwidth}'.$text.'\end{minipage}'; + } + return $text; +} +# +# The NUMBER_TO_PRINT and SPLIT_PDFS +# variables interact, this sub looks at these two parameters +# and comes up with a final value for NUMBER_TO_PRINT which can be: +# all - if SPLIT_PDFS eq 'all'. +# 1 - if SPLIT_PDFS eq 'oneper' +# section - if SPLIT_PDFS eq 'sections' +# - if SPLIT_PDFS eq 'usenumber' +# +sub adjust_number_to_print { + my $helper = shift; + my $split_pdf = $helper->{'VARS'}->{'SPLIT_PDFS'}; + + if ($split_pdf eq 'all') { + $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'all'; + } elsif ($split_pdf eq 'oneper') { + $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 1; + } elsif ($split_pdf eq 'sections') { + $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'section'; + } elsif ($split_pdf eq 'usenumber') { + # Unmodified. + } else { + # Error!!!! + + croak "bad SPLIT_PDFS: $split_pdf in lonprintout::adjust_number_to_print"; + } +} sub character_chart { my $result = shift; @@ -229,7 +474,7 @@ sub character_chart { $result =~ s/&(\#219|Ucirc);/\\^{U}/g; $result =~ s/&(\#220|Uuml);/\\\"{U}/g; $result =~ s/&(\#221|Yacute);/\\\'{Y}/g; - $result =~ s/&(\#223|szlig);/\\ss/g; + $result =~ s/&(\#223|szlig);/{\\ss}/g; $result =~ s/&(\#224|agrave);/\\\`{a}/g; $result =~ s/&(\#225|aacute);/\\\'{a}/g; $result =~ s/&(\#226|acirc);/\\^{a}/g; @@ -261,6 +506,7 @@ sub character_chart { $result =~ s/&(\#252|uuml);/\\\"{u}/g; $result =~ s/&(\#253|yacute);/\\\'{y}/g; $result =~ s/&(\#255|yuml);/\\\"{y}/g; + $result =~ s/&\#295;/\\ensuremath\{\\hbar\}/g; $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g; #Greek Alphabet $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g; @@ -336,6 +582,7 @@ sub character_chart { $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g; $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g; $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g; + $result =~ s/–/\\ensuremath\{-\}/g; $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g; $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g; $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g; @@ -373,121 +620,167 @@ sub character_chart { } + #width, height, oddsidemargin, evensidemargin, topmargin +my %page_formats= + ('letter' => { + 'book' => { + '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm'], + '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm'] + }, + 'album' => { + '1' => [ '8.8 in', '6.8 in','-0.55 in', '-0.83 in','1 cm'], + '2' => [ '4.4 in', '6.8 in','-0.5 in', '-1.5 in','3.5 in'] + }, + }, + 'legal' => { + 'book' => { + '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'], + '2' => ['3.16 in','13 in','-0.57 in','-0.57 in','-0.5 in'] + }, + 'album' => { + '1' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'], + '2' => ['6.0 in','7.1 in','-1 in','-1 in','5 in'] + }, + }, + 'tabloid' => { + 'book' => { + '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'], + '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in'] + }, + 'album' => { + '1' => ['16 in','9.8 in','-0.57 in','-0.57 in','-0.5 in'], + '2' => ['16 in','4.9 in','-0.57 in','-0.57 in','-0.5 in'] + }, + }, + 'executive' => { + 'book' => { + '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'], + '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in'] + }, + 'album' => { + '1' => [], + '2' => [] + }, + }, + 'a2' => { + 'book' => { + '1' => [], + '2' => [] + }, + 'album' => { + '1' => [], + '2' => [] + }, + }, + 'a3' => { + 'book' => { + '1' => [], + '2' => [] + }, + 'album' => { + '1' => [], + '2' => [] + }, + }, + 'a4' => { + 'book' => { + '1' => ['17.6 cm','27.2 cm','-0.55 in','-0.83 in','-0.5 in'], + '2' => [ '9.1 cm','27.2 cm','-0.55 in','-0.83 in','-0.5 in'] + }, + 'album' => { + '1' => ['8.5 in','7.7 in','-0.55 in','-0.83 in','0 in'], + '2' => ['3.9 in','7.7 in','-0.55 in','-0.83 in','0 in'] + }, + }, + 'a5' => { + 'book' => { + '1' => [], + '2' => [] + }, + 'album' => { + '1' => [], + '2' => [] + }, + }, + 'a6' => { + 'book' => { + '1' => [], + '2' => [] + }, + 'album' => { + '1' => [], + '2' => [] + }, + }, + ); + sub page_format { # -#Correspondence between $papersize variable and real paper format: -# 0 - "Letter [8 1/2x11 in]" -# 1 - "Legal [8 1/2x14 in]" -# 2 - "Ledger/Tabloid [11x17 in]" -# 3 - "Executive [7 1/2x10 in]" -# 4 - "A2 [420x594 mm]" -# 5 - "A3 [297x420 mm]" -# 6 - "A4 [210x297 mm]" -# 7 - "A5 [148x210 mm]" -# 8 - "A6 [105x148 mm]" +#Supported paper format: "Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]", +# "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]", +# "A2 [420x594 mm]", "A3 [297x420 mm]", +# "A4 [210x297 mm]", "A5 [148x210 mm]", +# "A6 [105x148 mm]" # my ($papersize,$layout,$numberofcolumns) = @_; - my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = (0,0,0,0,0); - if ($papersize eq '0') { - if ($layout eq 'book') { - if ($numberofcolumns == 1) { - $textwidth = '7.1 in'; #'18 cm'; - $textheight = '10.2 in'; #'25.9 cm'; - $oddoffset = '-0.57 in'; - $evenoffset = '-0.57 in'; - } elsif ($numberofcolumns == 2) { - $textwidth = '3.66 in'; #'93 mm'; - $textheight = '10.2 in'; #'25.9 cm'; - $oddoffset = '-0.57 in'; - $evenoffset = '-0.57 in'; - } - } elsif ($layout eq 'album') { - if ($numberofcolumns eq '1') { - $textwidth = '8.8 in'; - $textheight = '6.8 in'; - $oddoffset = '-40 pt'; - $evenoffset = '-60 pt'; - } elsif ($numberofcolumns == 2) { - $textwidth = '4.4 in'; - $textheight = '6.8 in'; - $oddoffset = '-0.5 in'; - $evenoffset = '-1.5 in'; - $topmargin = '3.5 in'; - } - } -# } elsif($papersize eq '1') { -# } elsif($papersize eq '2') { -# } elsif($papersize eq '3'/) { - } elsif($papersize eq '6') { - if ($layout eq 'book') { - if ($numberofcolumns == 1) { - $textwidth = '18 cm'; - $textheight = '28 cm'; - $oddoffset = '-0.57 in'; - $evenoffset = '-0.57 in'; - } elsif ($numberofcolumns == 2) { - $textwidth = '96 mm'; - $textheight = '2 cm'; - $oddoffset = '-0.57 in'; - $evenoffset = '-0.57 in'; - } - } elsif ($layout eq 'album') { - if ($numberofcolumns eq '1') { - $textwidth = '8.5 in'; - $textheight = '7.7 in'; - $oddoffset = '-40 pt'; - $evenoffset = '-60 pt'; - } elsif ($numberofcolumns == 2) { - $textwidth = '3.9 in'; - $textheight = '7.7 in'; - $oddoffset = '-40 pt'; - $evenoffset = '-60 pt'; - } - } -# } elsif($papersize eq '5') { -# } elsif($papersize eq '4') { -# } elsif($papersize eq '7') { -# } elsif($papersize eq '8') { - } - return $textwidth,$textheight,$oddoffset,$evenoffset,$topmargin; + return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}}; } sub get_name { my ($uname,$udom)=@_; - if (!defined($uname)) { $uname=$ENV{'user.name'}; } - if (!defined($udom)) { $udom=$ENV{'user.domain'}; } + if (!defined($uname)) { $uname=$env{'user.name'}; } + if (!defined($udom)) { $udom=$env{'user.domain'}; } my $plainname=&Apache::loncommon::plainname($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; } sub get_course { my $courseidinfo; - if (defined($ENV{'request.course.id'})) { - $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'header'); + if (defined($env{'request.course.id'})) { + $courseidinfo = &Apache::lonxml::latex_special_symbols(&unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header'); } return $courseidinfo; } sub page_format_transformation { - my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist) = @_; + my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_; my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin); - $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header'); + + if ($selectionmade eq '4') { + $assignment='Problems from the Whole Course'; + } else { + $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header'); + } ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin); + + my $name = &get_name(); my $courseidinfo = &get_course(); if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } + my $header_text = $parmhash{'print_header_format'}; + $header_text = &format_page_header($header_text, $assignment, + $courseidinfo, $name); + my $topmargintoinsert = ''; + if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';} + my $fancypagestatement=''; + if ($numberofcolumns eq '2') { + $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{$header_text}"; + } else { + $fancypagestatement="\\rhead{}\\chead{}\\lhead{$header_text}"; + } if ($layout eq 'album') { - my $topmargintoinsert = ''; - if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';} - $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}} \\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1} /; + $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\n\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\n\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\n\\pagestyle{fancy}$fancypagestatement\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /; } elsif ($layout eq 'book') { if ($choice ne 'All class print') { - $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}/; + $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\n\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\n\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\\pagestyle{fancy}$fancypagestatement\\begin{document}\n\\voffset=-0\.8 cm\\setcounter{page}{1}\n/; } else { - $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\\setcounter{page}{1} \\vskip 5 mm /; + $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1} \\vskip 5 mm\n /; + } + if ($papersize eq 'a4') { + $text =~ s/(\\begin{document})/$1\\special{papersize=210mm,297mm}/; } } if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;} @@ -514,9 +807,11 @@ sub page_cleanup { sub details_for_menu { - - my $name_of_resourse = &Apache::lonnet::gettitle($ENV{'form.postdata'}); - my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'}); + my ($helper)=@_; + my $postdata=$env{'form.postdata'}; + if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; } + my $name_of_resource = &Apache::lonnet::gettitle($postdata); + my $symbolic = &Apache::lonnet::symbread($postdata); my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic); $map=&Apache::lonnet::clutter($map); my $name_of_sequence = &Apache::lonnet::gettitle($map); @@ -524,23 +819,29 @@ sub details_for_menu { $map =~ m|([^/]+)$|; $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 ($name_of_map =~ /^\s*$/) { - $ENV{'request.course.uri'} =~ m|([^/]+)$|; + $env{'request.course.uri'} =~ m|([^/]+)$|; $name_of_map = $1; } - return ($name_of_resourse,$name_of_sequence,$name_of_map); - + return ($name_of_resource,$name_of_sequence,$name_of_map); } +sub copyright_line { + return '\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\vspace*{-2 mm}\newline\noindent{\tiny Printed from LON-CAPA\copyright MSU{\hfill} Licensed under GNU General Public License } '; +} +my $end_of_student = "\n".'\special{ps:ENDOFSTUDENTSTAMP}'."\n"; sub latex_corrections { - - my ($number_of_columns,$result) = @_; - + my ($number_of_columns,$result,$selectionmade,$answer_mode) = @_; # $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g; + my $copyright = ©right_line(); + if ($selectionmade eq '1' || $answer_mode eq 'only') { + $result =~ s/(\\end{document})/\\strut\\vskip 0 mm $copyright $end_of_student $1/; + } else { + $result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline $copyright $end_of_student $1/; + } $result =~ s/\$number_of_columns/$number_of_columns/g; - $result =~ s/(\\end{document})/\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License $1/; $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g; $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g; #-- LaTeX corrections @@ -551,19 +852,18 @@ sub latex_corrections { $first_comment = index($result,' ELEMENTHTML return $result; } -# If the user didn't select 1 column, skip this state. + sub preprocess { my $self = shift; my $helper = Apache::lonhelper::getHelper(); my $format = $helper->{VARS}->{$self->{'formatvar'}}; - if (substr($format, 2, 1) ne '1') { - $helper->changeState($self->{NEXTSTATE}); + + # If the user does not have 'pav' privilege, set default widths and + # on to the next state right away. + # + if (!$perm{'pav'}) { + my $var = $self->{'variable'}; + my $format = $helper->{VARS}->{$self->{'formatvar'}}; + + my ($laystyle, $cols, $papersize) = split(/\|/, $format); + ($papersize) = split(/ /, $papersize); + + + if ($laystyle eq 'L') { + $laystyle = 'album'; + } else { + $laystyle = 'book'; + } + # Figure out some good defaults for the print out and set them: + + my %size; + ($size{'width'}, + $size{'height'}, + $size{'lmargin'})= + &Apache::lonprintout::page_format($papersize, $laystyle, $cols); + + foreach my $dim ('width', 'height', 'lmargin') { + my ($value, $units) = split(/ /, $size{$dim}); + + $helper->{VARS}->{"$var.".$dim} = $value; + $helper->{VARS}->{"$var.".$dim.'unit'} = $units; + + } + + + # Transition to the next state + + $helper->changeState($self->{NEXTSTATE}); } return 1; @@ -2115,26 +3165,34 @@ sub postprocess { my $var = $self->{'variable'}; my $helper = Apache::lonhelper->getHelper(); - my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"}; - my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"}; - my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${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 $width = $helper->{VARS}->{$var .'.width'} = $env{"form.${var}.width"}; + my $height = $helper->{VARS}->{$var .'.height'} = $env{"form.${var}.height"}; + my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $env{"form.${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 $error = ''; # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed # by an optional period, followed by digits, ending the string - if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) { + if ($width !~ /^-?[0-9]*(\.[0-9]*)?$/) { $error .= "Invalid width; please type only a number.
\n"; } - if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) { + if ($height !~ /^-?[0-9]*(\.[0-9]*)?$/) { $error .= "Invalid height; please type only a number.
\n"; } - if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) { + if ($lmargin !~ /^-?[0-9]*(\.[0-9]*)?$/) { $error .= "Invalid left margin; please type only a number.
\n"; + } else { + # Adjust for LaTeX 1.0 inch margin: + + if ($env{"form.${var}.lmarginunit"} eq "in") { + $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 1; + } else { + $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 2.54; + } } if (!$error) {