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Localize "Name: " used in the paper version
# The LearningOnline Network # Printout # # $Id: lonprintout.pm,v 1.613 2012/03/28 21:15:41 ramirez Exp $ # # Copyright Michigan State University Board of Trustees # # This file is part of the LearningOnline Network with CAPA (LON-CAPA). # # LON-CAPA is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # LON-CAPA is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with LON-CAPA; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # # /home/httpd/html/adm/gpl.txt # http://www.lon-capa.org/ # # package Apache::lonprintout; use strict; use Apache::Constants qw(:common :http); use Apache::lonxml; use Apache::lonnet; use Apache::loncommon; use Apache::inputtags; use Apache::grades; use Apache::edit; use Apache::File(); use Apache::lonnavmaps; use Apache::admannotations; use Apache::lonenc; use Apache::entities; use Apache::londefdef; # use Apache::structurelags; # for language management. 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; # Global variables that describe errors in ssi calls detected by ssi_with_retries. # my $ssi_error; # True if there was an ssi error. my $ssi_last_error_resource; # The resource URI that could not be fetched. my $ssi_last_error; # The error text from the server. (e.g. 500 Server timed out). # # Our ssi max retry count. # my $ssi_retry_count = 5; # Some arbitrary value. # Font size: my $font_size = 'normalsize'; # Default is normalsize... #---------------------------- Helper helpers. ------------------------- # BZ5209: # Create the states needed to run the helper for incomplete problems from # the current folder for selected students. # This includes: # - A resource selector limited to problems (incompleteness must be # calculated on a student per student basis. # - A student selector. # - Tie in to the FORMAT of the print job. # # States: # CHOOSE_INCOMPLETE_PEOPLE_SEQ - Resource selection. # CHOOSE_STUDENTS_INCOMPLETE - Student selection. # CHOOSE_STUDENTS_INCOMPLETE_FORMAT - Format selection # Parameters: # helper - the helper which already contains info about the current folder we can # purloin. # url - Top url of the sequence # Return: # XML that can be parsed by the helper to drive the state machine. # sub create_incomplete_folder_selstud_helper($helper) { my ($helper, $map) = @_; my $symbFilter = '$res->shown_symb()'; my $selFilter = '$res->is_problem()'; my $resource_chooser = &generate_resource_chooser('CHOOSE_INCOMPLETE_PEOPLE_SEQ', 'Select problem(s) to print', 'multichoice="1" toponly="1" addstatus="1" closeallpages="1"', 'RESOURCES', 'CHOOSE_STUDENTS_INCOMPLETE', $map, $selFilter, '', $symbFilter, ''); my $student_chooser = &generate_student_chooser('CHOOSE_STUDENTS_INCOMPLETE', 'student_sort', 'STUDENTS', 'CHOOSE_STUDENTS_INCOMPLETE_FORMAT'); my $format_chooser = &generate_format_selector($helper, 'Format of the print job', 'CHOOSE_STUDENTS_INCOMPLETE_FORMAT'); # end state. return $resource_chooser . $student_chooser . $format_chooser; } # BZ 5209 # Create the states needed to run the helper for incomplete problems from # the current folder for selected students. # This includes: # - A resource selector limited to problems. (incompleteness must be calculated # on a student per student basis. # - A student selector. # - Tie in to format for the print job. # States: # INCOMPLETE_PROBLEMS_COURSE_RESOURCES - Resource selector. # INCOMPLETE_PROBLEMS_COURSE_STUDENTS - Student selector. # INCOMPLETE_PROBLEMS_COURSE_FORMAT - Format selection. # # Parameters: # helper - Helper we are creating states for. # Returns: # Text that can be parsed by the helper. # sub create_incomplete_course_helper { my $helper = shift; my $filter = '$res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())'; my $symbfilter = '$res->shown_symb()'; my $resource_chooser = &generate_resource_chooser('INCOMPLETE_PROBLEMS_COURSE_RESOURCES', 'Select problem(s) to print', 'multichoice = "1" suppressEmptySequences="0" addstatus="1" closeallpagtes="1"', 'RESOURCES', 'INCOMPLETE_PROBLEMS_COURSE_STUDENTS', '', $filter, '', $symbfilter, ''); my $people_chooser = &generate_student_chooser('INCOMPLETE_PROBLEMS_COURSE_STUDENTS', 'student_sort', 'STUDENTS', 'INCOMPLETE_PROBLEMS_COURSE_FORMAT'); my $format = &generate_format_selector($helper, 'Format of the print job', 'INCOMPLETE_PROBLEMS_COURSE_FORMAT'); # end state. return $resource_chooser . $people_chooser . $format; } # BZ5209 # Creates the states needed to run the print helper for a student # that wants to print his incomplete problems from the current folder. # Parameters: # $helper - helper we are generating states for. # $map - The map for which the student wants incomplete problems. # Returns: # XML that defines the helper states being created. # # States: # CHOOSE_INCOMPLETE_SEQ - Resource selector. # sub create_incomplete_folder_helper { my ($helper, $map) = @_; my $filter = '$res->is_problem()'; $filter .= ' && $res->resprintable() '; $filter .= ' && $res->is_incomplete() '; my $symfilter = '$res->shown_symb()'; my $resource_chooser = &generate_resource_chooser('CHOOSE_INCOMPLETE_SEQ', 'Select problem(s) to print', 'multichoice="1", toponly ="1", addstatus="1", closeallpages="1"', 'RESOURCES', 'PAGESIZE', $map, $filter, '', $symfilter, ''); return $resource_chooser; } # Returns the text neded for a student chooser. # that text must still be parsed by the helper xml parser. # Parameters: # this_state - State name of the chooser. # sort_choice - variable to hold the sorting choice. # variable - Name of variable to hold students. # next_state - State after chooser. sub generate_student_chooser { my ($this_state, $sort_choice, $variable, $next_state) = @_; my $result = <<CHOOSE_STUDENTS; <state name="$this_state" title="Select Students and Resources"> <message><b>Select sorting order of printout</b> </message> <choices variable="$sort_choice"> <choice computer='0'>Sort by section then student</choice> <choice computer='1'>Sort by students across sections.</choice> </choices> <message><br /><hr /><br /> </message> <student multichoice='1' variable="$variable" nextstate="$next_state" coursepersonnel="1" /> </state> CHOOSE_STUDENTS return $result; } # Generate the text needed for a resource chooser given the top level of # the sequence/page # # Parameters: # this_state - State name of the chooser. # prompt_text - Text to use to prompt user. # resource_options - Resource tag options e.g. # "multichoice='1', toponly='1', addstatus='1'" # that control the selection and appearance of the # resource selector. # variable - Name of the variable to hold the choice # next_state - Name of the next state the helper should transition # to # top_url - Top level URL within which to make the selector. # If empty the top level sequence is shown. # filter - How to filter the resources. # value_func - <valuefunc> function. # choice_func - If not empty generates a <choicefunc> with this function. # start_new_option # - Fragment appended after valuefunc. # # sub generate_resource_chooser { my ($this_state, $prompt_text, $resource_options, $variable, $next_state, $top_url, $filter, $choice_func, $value_func, $start_new_option) = @_; my $result = <<CHOOSE_RESOURCES; <state name="$this_state" title="$prompt_text"> <resource variable="$variable" $resource_options closeallpages="1"> <nextstate>$next_state</nextstate> <filterfunc>return $filter;</filterfunc> CHOOSE_RESOURCES if ($choice_func ne '') { $result .= "<choicefunc>return $choice_func;</choicefunc>"; } if ($top_url ne '') { $result .= "<mapurl>$top_url</mapurl>"; } $result .= <<CHOOSE_RESOURCES; <valuefunc>return $value_func;</valuefunc> $start_new_option </resource> </state> CHOOSE_RESOURCES return $result; } # # Generate the helper XML for a code choice helper dialog: # # Paramters: # $helper - Reference to the helper. # $state - Name of the state for the chooser. # $next_state - Name fo the state to follow the chooser. # $bubble_types - Populates the bubble sheet type dropt down. # $code_selections - Provides set of code choices that have been used # $saved_codes - Provides the list of saved codes. # # Returns; # The Xml of the code chooser. # sub generate_code_selector { my ($helper, $state, $next_state, $bubble_types, $code_selections, $saved_codes) = @_; # Unpack the parameters. my $result = <<CHOOSE_ANON1; <state name="$state" title="Specify CODEd Assignments"> <nextstate>$next_state</nextstate> <message><h4>Fill out one of the forms below</h4></message> <message><br /><hr /> <br /></message> <message><h3>Generate new CODEd Assignments</h3></message> <message><table><tr><td><b>Number of CODEd assignments to print:</b></td><td></message> <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5" noproceed="1"> <validator> if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) && !\$helper->{'VARS'}{'REUSE_OLD_CODES'} && !\$helper->{'VARS'}{'SINGLE_CODE'} && !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'} ) { return "You need to specify the number of assignments to print"; } if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) >= 1) && (\$helper->{'VARS'}{'SINGLE_CODE'} ne '') ) { return 'Specifying number of codes to print and a specific code is not compatible'; } return undef; </validator> </string> <message></td></tr><tr><td></message> <message><b>Names to save the CODEs under for later:</b></message> <message></td><td></message> <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" /> <message></td></tr><tr><td></message> <message><b>Bubblesheet type:</b></message> <message></td><td></message> <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0"> $bubble_types </dropdown> <message></td></tr><tr><td colspan="2"></td></tr><tr><td></message> <message></td></tr><tr><td></table></message> <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message> <message><tr><td><b>Enter a CODE to print:</b></td><td></message> <string variable="SINGLE_CODE" size="10"> <validator> if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} && !\$helper->{'VARS'}{'REUSE_OLD_CODES'} && !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) { return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'}, \$helper->{'VARS'}{'CODE_OPTION'}); } elsif (\$helper->{'VARS'}{'SINGLE_CODE'} ne ''){ return 'Specifying a code name is incompatible with specifying number of codes.'; } else { return undef; # Other forces control us. } </validator> </string> <message></td></tr><tr><td></message> $code_selections <message></td></tr></table></message> <message><hr /><h3>Reprint a Set of Saved CODEs</h3><table><tr><td></message> <message><b>Select saved CODEs:</b></message> <message></td><td></message> <dropdown variable="REUSE_OLD_CODES"> $saved_codes </dropdown> <message></td></tr></table></message> </state> CHOOSE_ANON1 return $result; } # Returns the XML for choosing how assignments are to be formatted # that text must still be parsed by the helper xml parser. # Parameters: 3 (required) # helper - The helper; $helper->{'VARS'}->{'PRINT_TYPE'} used # to check if splitting PDFs by section can be offered. # title - Title for the current state. # this_state - State name of the chooser. sub generate_format_selector { my ($helper,$title,$this_state) = @_; my $secpdfoption; unless (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') || ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon_page') || ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) { $secpdfoption = '<choice computer="sections">Each PDF contains exactly one section</choice>'; } return <<RESOURCE_SELECTOR; <state name="$this_state" title="$title"> <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message> <choices variable="EMPTY_PAGES"> <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice> <choice computer='1'>Add one empty page/column after each student\'s assignment</choice> <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice> <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice> </choices> <nextstate>PAGESIZE</nextstate> <message><hr width='33%' /><b>How do you want assignments split into PDF files? </b></message> <choices variable="SPLIT_PDFS"> <choice computer="all">All assignments in a single PDF file</choice> $secpdfoption <choice computer="oneper">Each PDF contains exactly one assignment</choice> <choice computer="usenumber" relatedvalue="NUMBER_TO_PRINT"> Specify the number of assignments per PDF:</choice> </choices> </state> RESOURCE_SELECTOR } #----------------------------------------------------------------------- # Determine if a resource is incomplete given the map: # Parameters: # $username - Name of user for whom we are checking. # $domain - Domain of user we are checking. # $map - map name. # Returns: # 0 - map is not incomplete. # 1 - map is incomplete. # sub incomplete { my ($username, $domain, $map) = @_; my $navmap = Apache::lonnavmaps::navmap->new($username, $domain); if (defined($navmap)) { my $res = $navmap->getResourceByUrl($map); my $result = $res->is_incomplete(); return $result; } else { return 1; } } # # When printing for students, the resoures and order of the # resources may need to be altered if there are folders with # random selectiopn or random ordering (or both) enabled. # This sub computes the set of resources to print for a student # modified both by random ordering and selection and filtered # to only those that are in the original set selcted to be printed. # # Parameters: # $helper - The helper we need $helper->{'VARS'}->{'symb'} # to construct the navmap and the iteration. # $seq - The original set of resources to print # (really an array of resource names (array of symb's). # $who - Student/domain for whome the sequence will be generated. # # Implicit inputs: # $ # Returns: # reference to an array of resources that can be passed to # print_resources. # sub master_seq_to_person_seq { my ($helper, $seq, $who) = @_; my ($username, $userdomain, $usersection) = split(/:/, $who); # Toss the sequence up into a hash so that we have O(1) lookup time. # on the items that come out of the user's list of resources. # my %seq_hash = map {$_ => 1} @$seq; my @output_seq; my ($map, $id, $url) = &Apache::lonnet::decode_symb($helper->{VARS}->{'symb'}); my $navmap = Apache::lonnavmaps::navmap->new($username, $userdomain); my $iterator = $navmap->getIterator($navmap->firstResource(), $navmap->finishResource(), {}, 1); my %nonResourceItems = ( $iterator->BEGIN_MAP => 1, $iterator->BEGIN_BRANCH => 1, $iterator->END_BRANCH => 1, $iterator->END_MAP => 1, $iterator->FORWARD => 1, $iterator->BACKWARD => 1 ); # These items are not resources but appear in the midst of iteration. # Iterate on the resource..select the items that are randomly selected # and that are in the seq_has. Presumably the iterator will take care # of the random ordering part of the deal. # my $curres; while ($curres = $iterator->next()) { # # Only process resources..that are not removed by randomout... # and are selected for printint as well. # if (! exists $nonResourceItems{$curres} && ! $curres->randomout()) { my $symb = $curres->symb(); if (exists $seq_hash{$symb}) { push(@output_seq, $symb); } } } return \@output_seq; # for now. } # Fetch the contents of a resource, uninterpreted. # This is used here to fetch a latex file to be included # verbatim into the printout< # NOTE: Ask Guy if there is a lonnet function similar to this? # # Parameters: # URL of the file # sub fetch_raw_resource { my ($url) = @_; my $filename = &Apache::lonnet::filelocation("", $url); my $contents = &Apache::lonnet::getfile($filename); if ($contents == -1) { return "File open failed for $filename"; # This will bomb the print. } return $contents; } # Fetch the annotations associated with a URL and # put a centered 'annotations:' title. # This is all suppressed if the annotations are empty. # sub annotate { my ($symb) = @_; my $annotation_text = &Apache::loncommon::get_annotation($symb, 1); my $result = ""; if (length($annotation_text) > 0) { $result .= '\\hspace*{\\fill} \\\\[\\baselineskip] \textbf{Annotations:} \\\\ '; $result .= "\n"; $result .= &Apache::lonxml::latex_special_symbols($annotation_text,""); # Escape latex. $result .= "\n\n"; } return $result; } # # Set a global document font size: # This is done by replacing \begin{document} # with \begin{document}{\some-font-directive # and \end{document} with # }\end{document # sub set_font_size { my ($text) = @_; # There appear to be cases where the font directive is empty.. in which # case the first substituion would insert a spurious \ oh happy day. # as this has been the cause of much mystery and hair pulling _sigh_ if ($font_size ne '') { $text =~ s/\\begin{document}/\\begin{document}{\\$font_size/; } $text =~ s/\\end{document}/}\\end{document}/; return $text; } # include_pdf - PDF files are included into the # output as follows: # - The PDF, if necessary, is replicated. # - The PDF is added to the list of files to convert to postscript (along with the images). # - The LaTeX is added to include the final converted postscript in the file as an included # job. The assumption is that the includedpsheader.ps header will be included. # # Parameters: # pdf_uri - URI of the PDF file to include. # # Returns: # The LaTeX to include. # # Assumptions: # The uri is actually a PDF file # The postscript will have the includepsheader.ps included. # # sub include_pdf { my ($pdf_uri) = @_; # Where is the file? If not local we'll need to repcopy it:' my $file = &Apache::lonnet::filelocation('', $pdf_uri); if (! -e $file) { &Apache::lonnet::repcopy($file); $file = &Apache::lonnet::filelocation('',$pdf_uri); } # The file isn ow replicated locally.. or it did not exist in the first place # (unlikely). If it did exist, add the pdf to the set of files/images that # need tob e converted for this print job: my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'}; $file =~ s{(.*)/res/}{$londocroot/res/}; open(FILE,">>$Apache::lonnet::perlvar{'lonPrtDir'}/$env{'user.name'}_$env{'user.domain'}_printout.dat"); print FILE ("$file\n"); close (FILE); # Construct the special to put out. To do this we need to get the # resulting filename after conversion. The file will have the same name # but will be in the user's spool directory with converted images. my $dirname = "/home/httpd/prtspool/$env{'user.name'}/"; my ( $base, $path, $ext) = &fileparse($file, '.pdf'); # my $destname = $dirname.'/'.$base.'.eps'; # Not really an eps but easier in printout.pl $base =~ s/ /\_/g; my $output = &print_latex_header(); $output .= '\special{ps: _begin_job_ (' .$base.'.pdf.eps'. ')run _end_job_}'; return $output; } ## # Collect the various \select_language{language_name} # latex tags to build a \usepackage[lang-list]{babel} which will # appear just prior to the \begin{document} at the front of the concatenated # set of resources: # @param doc - The string of latex to search/replace. # @return string # @retval - the modified document stringt. # sub collect_languages { my $doc = shift; my %languages; while ($doc =~ /\\selectlanguage{(\w+)}/mg) { $languages{$1} = 1; # allows us to request each language exactly once. } my @lang_list = (keys(%languages)); # List of unique languages if (scalar @lang_list) { my $babel_header = '\usepackage[' . join(',', @lang_list) .']{babel}'. "\n"; $doc =~ s/\\begin{document}/$babel_header\\begin{document}/; } return $doc; } #------------------------------------------------------------------- # # ssi_with_retries- Does the server side include of a resource. # if the ssi call returns an error we'll retry it up to # the number of times requested by the caller. # If we still have a proble, no text is appended to the # output and we set some global variables. # to indicate to the caller an SSI error occurred. # All of this is supposed to deal with the issues described # in LonCAPA BZ 5631 see: # http://bugs.lon-capa.org/show_bug.cgi?id=5631 # by informing the user that this happened. # # Parameters: # resource - The resource to include. This is passed directly, without # interpretation to lonnet::ssi. # form - The form hash parameters that guide the interpretation of the resource # # retries - Number of retries allowed before giving up completely. # Returns: # On success, returns the rendered resource identified by the resource parameter. # Side Effects: # The following global variables can be set: # ssi_error - If an unrecoverable error occurred this becomes true. # It is up to the caller to initialize this to false # if desired. # ssi_last_error_resource - If an unrecoverable error occurred, this is the value # of the resource that could not be rendered by the ssi # call. # ssi_last_error - The error string fetched from the ssi response # in the event of an error. # sub ssi_with_retries { my ($resource, $retries, %form) = @_; my $target = $form{'grade_target'}; my $aom = $form{'answer_output_mode'}; my ($content, $response) = &Apache::loncommon::ssi_with_retries($resource, $retries, %form); if (!$response->is_success) { $ssi_error = 1; $ssi_last_error_resource = $resource; $ssi_last_error = $response->code . " " . $response->message; $content='\section*{!!! An error occurred !!!}'; } return $content; } sub get_student_view_with_retries { my ($curresline,$retries,$username,$userdomain,$courseid,$target,$moreenv)=@_; my ($content, $response) = &Apache::loncommon::get_student_view_with_retries($curresline,$retries,$username,$userdomain,$courseid,$target,$moreenv); if (!$response->is_success) { $ssi_error = 1; $ssi_last_error_resource = $curresline.' for user '.$username.':'.$userdomain; $ssi_last_error = $response->code . " " . $response->message; $content='\section*{!!! An error occurred !!!}'; } return $content; } # # printf_style_subst item format_string repl # # Does printf style substitution for a format string that # can have %[n]item in it.. wherever, %[n]item occurs, # rep is substituted in format_string. Note that # [n] is an optional integer length. If provided, # repl is truncated to at most [n] characters prior to # substitution. # sub printf_style_subst { my ($item, $format_string, $repl) = @_; my $result = ""; while ($format_string =~ /(%)(\d*)\Q$item\E/g ) { my $fmt = $1; my $size = $2; my $subst = $repl; if ($size ne "") { $subst = substr($subst, 0, $size); # Here's a nice edge case.. supose the end of the # substring is a \. In that case may have just # chopped off a TeX escape... in that case, we append # " " for the trailing character, and let the field # spill over a bit (sigh). # We don't just chop off the last character in order to deal # with one last pathology, and that would be if substr had # trimmed us to e.g. \\\ if ($subst =~ /\\$/) { $subst .= " "; } } my $item_pos = pos($format_string); $result .= substr($format_string, 0, $item_pos - length($size) -2) . $subst; $format_string = substr($format_string, pos($format_string)); } # Put the residual format string into the result: $result .= $format_string; return $result; } # Format a header according to a format. # # Substitutions: # %a - Assignment name. # %c - Course name. # %n - Student name. # %s - The section if it is supplied. # sub format_page_header { my ($width, $format, $assignment, $course, $student, $section) = @_; $width = &recalcto_mm($width); # Get width in mm. my $chars_per_line = int($width/1.6); # Character/textline. # Default format? if ($format eq '') { # For the default format, we may need to truncate # elements.. To do this we need to get the page width. # we assume that each character is about 2mm in width. # (correct for the header text size??). We ignore # any formatting (e.g. boldfacing in this). # # - Allow the student/course to be one line. # but only truncate the course. # - Allow the assignment to be 2 lines (wrapped). # my $name_length = int($chars_per_line *3 /4); my $sec_length = int($chars_per_line / 5); $format = "%$name_length".'n'; if ($section) { $format .= ' - Sec: '."%$sec_length".'s'; } $format .= '\\\\%c \\\\ %a'; } # An open question is how to handle long user formatted page headers... # A possible future is to support e.g. %na so that the user can control # the truncation of the elements that can appear in the header. # $format = &printf_style_subst("a", $format, $assignment); $format = &printf_style_subst("c", $format, $course); $format = &printf_style_subst("n", $format, $student); $format = &printf_style_subst("s", $format, $section); # If the user put %'s in the format string, they must be escaped # to \% else LaTeX will think they are comments and terminate # the line.. which is bad!!! # If the user has role author, $course and $assignment are empty so # there is '\\ \\ ' in the page header. That's cause a error in LaTeX if($format =~ /\\\\\s\\\\\s/) { #TODO find sensible caption for page header my $testPrintout = '\\\\'.&mt('Construction Space').' \\\\'.&mt('Test-Printout '); $format =~ s/\\\\\s\\\\\s/$testPrintout/; } # # We're going to trust LaTeX to break lines appropriately, but # we'll truncate anything that's more than 3 lines worth of # text. This is also assuming (which will probably end badly) # nobody's going to embed LaTeX control sequences in the title # header or rather that those control sequences won't get broken # by the stuff below. # my $total_length = 3*$chars_per_line; if (length($format) > $total_length) { $format = substr($format, 0, $total_length); } return $format; } # # Convert a numeric code to letters # sub num_to_letters { my ($num) = @_; my @nums= split('',$num); my @num_to_let=('A'..'Z'); my $word; foreach my $digit (@nums) { $word.=$num_to_let[$digit]; } return $word; } # Convert a letter code to numeric. # sub letters_to_num { my ($letters) = @_; my @letters = split('', uc($letters)); my %substitution; my $digit = 0; foreach my $letter ('A'..'J') { $substitution{$letter} = $digit; $digit++; } # The substitution is done as below to preserve leading # zeroes which are needed to keep the code size exact # my $result =""; foreach my $letter (@letters) { $result.=$substitution{$letter}; } return $result; } # Determine if a code is a valid numeric code. Valid # numeric codes must be comprised entirely of digits and # have a correct number of digits. # # Parameters: # value - proposed code value. # num_digits - Number of digits required. # sub is_valid_numeric_code { my ($value, $num_digits) = @_; # Remove leading/trailing whitespace; $value =~ s/^\s*//g; $value =~ s/\s*$//g; # All digits? if ($value !~ /^[0-9]+$/) { return "Numeric code $value has invalid characters - must only be digits"; } if (length($value) != $num_digits) { return "Numeric code $value incorrect number of digits (correct = $num_digits)"; } return undef; } # Determines if a code is a valid alhpa code. Alpha codes # are ciphers that map [A-J,a-j] -> 0..9 0..9. # They also have a correct digit count. # Parameters: # value - Proposed code value. # num_letters - correct number of letters. # Note: # leading and trailing whitespace are ignored. # sub is_valid_alpha_code { my ($value, $num_letters) = @_; # strip leading and trailing spaces. $value =~ s/^\s*//g; $value =~ s/\s*$//g; # All alphas in the right range? if ($value !~ /^[A-J,a-j]+$/) { return "Invalid letter code $value must only contain A-J"; } if (length($value) != $num_letters) { return "Letter code $value has incorrect number of letters (correct = $num_letters)"; } return undef; } # Determine if a code entered by the user in a helper is valid. # valid depends on the code type and the type of code selected. # The type of code selected can either be numeric or # Alphabetic. If alphabetic, the code, in fact is a simple # substitution cipher for the actual numeric code: 0->A, 1->B ... # We'll be nice and be case insensitive for alpha codes. # Parameters: # code_value - the value of the code the user typed in. # code_option - The code type selected from the set in the scantron format # table. # Returns: # undef - The code is valid. # other - An error message indicating what's wrong. # sub is_code_valid { my ($code_value, $code_option) = @_; my ($code_type, $code_length) = ('letter', 6); # defaults. my @lines = &Apache::grades::get_scantronformat_file(); foreach my $line (@lines) { my ($name, $type, $length) = (split(/:/, $line))[0,2,4]; if($name eq $code_option) { $code_length = $length; if($type eq 'number') { $code_type = 'number'; } } } my $valid; if ($code_type eq 'number') { return &is_valid_numeric_code($code_value, $code_length); } else { return &is_valid_alpha_code($code_value, $code_length); } } # Compare two students by name. The students are in the form # returned by the helper: # user:domain:section:last, first:status # This is a helper function for the perl sort built-in therefore: # Implicit Inputs: # $a - The first element to compare (global) # $b - The second element to compare (global) # Returns: # -1 - $a < $b # 0 - $a == $b # +1 - $a > $b # Note that the initial comparison is done on the last names with the # first names only used to break the tie. # # sub compare_names { # First split the names up into the primary fields. my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a); my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b); # Now split the last name and first name of each n: # my ($l1,$f1) = split(/,/, $n1); my ($l2,$f2) = split(/,/, $n2); # We don't bother to remove the leading/trailing whitespace from the # firstname, unless the last names compare identical. if($l1 lt $l2) { return -1; } if($l1 gt $l2) { return 1; } # Break the tie on the first name, but there are leading (possibly trailing # whitespaces to get rid of first # $f1 =~ s/^\s+//; # Remove leading... $f1 =~ s/\s+$//; # Trailing spaces from first 1... $f2 =~ s/^\s+//; $f2 =~ s/\s+$//; # And the same for first 2... 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; $text =~ s/\\end{document}//; $text =~ s/\\documentclass([^&]*)\\begin{document}//; return $text; } # # If necessary, encapsulate text inside # a minipage env. # necessity is determined by the problem_split param. # sub encapsulate_minipage { my ($text) = @_; if (!($env{'form.problem.split'} =~ /yes/i)) { $text = '\begin{minipage}{\textwidth}'.$text.'\end{minipage}'; } return $text; } # # The NUMBER_TO_PRINT and SPLIT_PDFS # variables interact, this sub looks at these two parameters # and comes up with a final value for NUMBER_TO_PRINT which can be: # all - if SPLIT_PDFS eq 'all'. # 1 - if SPLIT_PDFS eq 'oneper' # section - if SPLIT_PDFS eq 'sections' # <unchanged> - if SPLIT_PDFS eq 'usenumber' # sub adjust_number_to_print { my $helper = shift; my $split_pdf = $helper->{'VARS'}->{'SPLIT_PDFS'}; if ($split_pdf eq 'all') { $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'all'; } elsif ($split_pdf eq 'oneper') { $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 1; } elsif ($split_pdf eq 'sections') { $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'section'; } elsif ($split_pdf eq 'usenumber') { # Unmodified. } else { # Error!!!! croak "bad SPLIT_PDFS: $split_pdf in lonprintout::adjust_number_to_print"; } } sub character_chart { my $result = shift; return &Apache::entities::replace_entities($result); } sub old_character_chart { my $result = shift; $result =~ s/&\#0?0?(7|9);//g; $result =~ s/&\#0?(10|13);//g; $result =~ s/&\#0?32;/ /g; $result =~ s/&\#0?33;/!/g; $result =~ s/&(\#0?34|quot);/\"/g; $result =~ s/&\#0?35;/\\\#/g; $result =~ s/&\#0?36;/\\\$/g; $result =~ s/&\#0?37;/\\%/g; $result =~ s/&(\#0?38|amp);/\\&/g; $result =~ s/&\#(0?39|146);/\'/g; $result =~ s/&\#0?40;/(/g; $result =~ s/&\#0?41;/)/g; $result =~ s/&\#0?42;/\*/g; $result =~ s/&\#0?43;/\+/g; $result =~ s/&\#(0?44|130);/,/g; $result =~ s/&\#0?45;/-/g; $result =~ s/&\#0?46;/\./g; $result =~ s/&\#0?47;/\//g; $result =~ s/&\#0?48;/0/g; $result =~ s/&\#0?49;/1/g; $result =~ s/&\#0?50;/2/g; $result =~ s/&\#0?51;/3/g; $result =~ s/&\#0?52;/4/g; $result =~ s/&\#0?53;/5/g; $result =~ s/&\#0?54;/6/g; $result =~ s/&\#0?55;/7/g; $result =~ s/&\#0?56;/8/g; $result =~ s/&\#0?57;/9/g; $result =~ s/&\#0?58;/:/g; $result =~ s/&\#0?59;/;/g; $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g; $result =~ s/&\#0?61;/\\ensuremath\{=\}/g; $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g; $result =~ s/&\#0?63;/\?/g; $result =~ s/&\#0?65;/A/g; $result =~ s/&\#0?66;/B/g; $result =~ s/&\#0?67;/C/g; $result =~ s/&\#0?68;/D/g; $result =~ s/&\#0?69;/E/g; $result =~ s/&\#0?70;/F/g; $result =~ s/&\#0?71;/G/g; $result =~ s/&\#0?72;/H/g; $result =~ s/&\#0?73;/I/g; $result =~ s/&\#0?74;/J/g; $result =~ s/&\#0?75;/K/g; $result =~ s/&\#0?76;/L/g; $result =~ s/&\#0?77;/M/g; $result =~ s/&\#0?78;/N/g; $result =~ s/&\#0?79;/O/g; $result =~ s/&\#0?80;/P/g; $result =~ s/&\#0?81;/Q/g; $result =~ s/&\#0?82;/R/g; $result =~ s/&\#0?83;/S/g; $result =~ s/&\#0?84;/T/g; $result =~ s/&\#0?85;/U/g; $result =~ s/&\#0?86;/V/g; $result =~ s/&\#0?87;/W/g; $result =~ s/&\#0?88;/X/g; $result =~ s/&\#0?89;/Y/g; $result =~ s/&\#0?90;/Z/g; $result =~ s/&\#0?91;/[/g; $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g; $result =~ s/&\#0?93;/]/g; $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g; $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g; $result =~ s/&\#(0?96|145);/\`/g; $result =~ s/&\#0?97;/a/g; $result =~ s/&\#0?98;/b/g; $result =~ s/&\#0?99;/c/g; $result =~ s/&\#100;/d/g; $result =~ s/&\#101;/e/g; $result =~ s/&\#102;/f/g; $result =~ s/&\#103;/g/g; $result =~ s/&\#104;/h/g; $result =~ s/&\#105;/i/g; $result =~ s/&\#106;/j/g; $result =~ s/&\#107;/k/g; $result =~ s/&\#108;/l/g; $result =~ s/&\#109;/m/g; $result =~ s/&\#110;/n/g; $result =~ s/&\#111;/o/g; $result =~ s/&\#112;/p/g; $result =~ s/&\#113;/q/g; $result =~ s/&\#114;/r/g; $result =~ s/&\#115;/s/g; $result =~ s/&\#116;/t/g; $result =~ s/&\#117;/u/g; $result =~ s/&\#118;/v/g; $result =~ s/&\#119;/w/g; $result =~ s/&\#120;/x/g; $result =~ s/&\#121;/y/g; $result =~ s/&\#122;/z/g; $result =~ s/&\#123;/\\{/g; $result =~ s/&\#124;/\|/g; $result =~ s/&\#125;/\\}/g; $result =~ s/&\#126;/\~/g; $result =~ s/&\#131;/\\textflorin /g; $result =~ s/&\#132;/\"/g; $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g; $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g; $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g; $result =~ s/&\#137;/\\textperthousand /g; $result =~ s/&\#140;/{\\OE}/g; $result =~ s/&\#147;/\`\`/g; $result =~ s/&\#148;/\'\'/g; $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g; $result =~ s/&(\#150|\#8211);/--/g; $result =~ s/&\#151;/---/g; $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g; $result =~ s/&\#153;/\\texttrademark /g; $result =~ s/&\#156;/\\oe/g; $result =~ s/&\#159;/\\\"Y/g; $result =~ s/&(\#160|nbsp);/~/g; $result =~ s/&(\#161|iexcl);/!\`/g; $result =~ s/&(\#162|cent);/\\textcent /g; $result =~ s/&(\#163|pound);/\\pounds /g; $result =~ s/&(\#164|curren);/\\textcurrency /g; $result =~ s/&(\#165|yen);/\\textyen /g; $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g; $result =~ s/&(\#167|sect);/\\textsection /g; $result =~ s/&(\#168|uml);/\\"\{\} /g; $result =~ s/&(\#169|copy);/\\copyright /g; $result =~ s/&(\#170|ordf);/\\textordfeminine /g; $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g; $result =~ s/&(\#173|shy);/ - /g; $result =~ s/&(\#174|reg);/\\textregistered /g; $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g; $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g; $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g; $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g; $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g; $result =~ s/&(\#180|acute);/\\'\{\} /g; $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g; $result =~ s/&(\#182|para);/\\P/g; $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g; $result =~ s/&(\#184|cedil);/\\c{\\strut}/g; $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g; $result =~ s/&(\#186|ordm);/\\textordmasculine /g; $result =~ s/&(\#188|frac14);/\\textonequarter /g; $result =~ s/&(\#189|frac12);/\\textonehalf /g; $result =~ s/&(\#190|frac34);/\\textthreequarters /g; $result =~ s/&(\#191|iquest);/?\`/g; $result =~ s/&(\#192|Agrave);/\\\`{A}/g; $result =~ s/&(\#193|Aacute);/\\\'{A}/g; $result =~ s/&(\#194|Acirc);/\\^{A}/g; $result =~ s/&(\#195|Atilde);/\\~{A}/g; $result =~ s/&(\#196|Auml);/\\\"{A}/g; $result =~ s/&(\#197|Aring);/{\\AA}/g; $result =~ s/&(\#198|AElig);/{\\AE}/g; $result =~ s/&(\#199|Ccedil);/\\c{c}/g; $result =~ s/&(\#200|Egrave);/\\\`{E}/g; $result =~ s/&(\#201|Eacute);/\\\'{E}/g; $result =~ s/&(\#202|Ecirc);/\\^{E}/g; $result =~ s/&(\#203|Euml);/\\\"{E}/g; $result =~ s/&(\#204|Igrave);/\\\`{I}/g; $result =~ s/&(\#205|Iacute);/\\\'{I}/g; $result =~ s/&(\#206|Icirc);/\\^{I}/g; $result =~ s/&(\#207|Iuml);/\\\"{I}/g; $result =~ s/&(\#209|Ntilde);/\\~{N}/g; $result =~ s/&(\#210|Ograve);/\\\`{O}/g; $result =~ s/&(\#211|Oacute);/\\\'{O}/g; $result =~ s/&(\#212|Ocirc);/\\^{O}/g; $result =~ s/&(\#213|Otilde);/\\~{O}/g; $result =~ s/&(\#214|Ouml);/\\\"{O}/g; $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g; $result =~ s/&(\#216|Oslash);/{\\O}/g; $result =~ s/&(\#217|Ugrave);/\\\`{U}/g; $result =~ s/&(\#218|Uacute);/\\\'{U}/g; $result =~ s/&(\#219|Ucirc);/\\^{U}/g; $result =~ s/&(\#220|Uuml);/\\\"{U}/g; $result =~ s/&(\#221|Yacute);/\\\'{Y}/g; $result =~ s/&(\#223|szlig);/{\\ss}/g; $result =~ s/&(\#224|agrave);/\\\`{a}/g; $result =~ s/&(\#225|aacute);/\\\'{a}/g; $result =~ s/&(\#226|acirc);/\\^{a}/g; $result =~ s/&(\#227|atilde);/\\~{a}/g; $result =~ s/&(\#228|auml);/\\\"{a}/g; $result =~ s/&(\#229|aring);/{\\aa}/g; $result =~ s/&(\#230|aelig);/{\\ae}/g; $result =~ s/&(\#231|ccedil);/\\c{c}/g; $result =~ s/&(\#232|egrave);/\\\`{e}/g; $result =~ s/&(\#233|eacute);/\\\'{e}/g; $result =~ s/&(\#234|ecirc);/\\^{e}/g; $result =~ s/&(\#235|euml);/\\\"{e}/g; $result =~ s/&(\#236|igrave);/\\\`{i}/g; $result =~ s/&(\#237|iacute);/\\\'{i}/g; $result =~ s/&(\#238|icirc);/\\^{i}/g; $result =~ s/&(\#239|iuml);/\\\"{i}/g; $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g; $result =~ s/&(\#241|ntilde);/\\~{n}/g; $result =~ s/&(\#242|ograve);/\\\`{o}/g; $result =~ s/&(\#243|oacute);/\\\'{o}/g; $result =~ s/&(\#244|ocirc);/\\^{o}/g; $result =~ s/&(\#245|otilde);/\\~{o}/g; $result =~ s/&(\#246|ouml);/\\\"{o}/g; $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g; $result =~ s/&(\#248|oslash);/{\\o}/g; $result =~ s/&(\#249|ugrave);/\\\`{u}/g; $result =~ s/&(\#250|uacute);/\\\'{u}/g; $result =~ s/&(\#251|ucirc);/\\^{u}/g; $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; $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g; $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g; $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g; $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g; $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g; $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g; $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g; $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g; $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g; $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g; $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g; $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g; $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g; $result =~ s/&(omicron|\#959);/o/g; $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g; $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g; $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g; $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g; $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g; $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g; $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g; $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g; $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g; $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g; $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g; $result =~ s/&(Alpha|\#913);/A/g; $result =~ s/&(Beta|\#914);/B/g; $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g; $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g; $result =~ s/&(Epsilon|\#917);/E/g; $result =~ s/&(Zeta|\#918);/Z/g; $result =~ s/&(Eta|\#919);/H/g; $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g; $result =~ s/&(Iota|\#921);/I/g; $result =~ s/&(Kappa|\#922);/K/g; $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g; $result =~ s/&(Mu|\#924);/M/g; $result =~ s/&(Nu|\#925);/N/g; $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g; $result =~ s/&(Omicron|\#927);/O/g; $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g; $result =~ s/&(Rho|\#929);/P/g; $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g; $result =~ s/&(Tau|\#932);/T/g; $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g; $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g; $result =~ s/&(Chi|\#935);/X/g; $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g; $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g; #Arrows (extended HTML 4.01) $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g; $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g; $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g; $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g; $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g; $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g; $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g; $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g; $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g; $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g; #Mathematical Operators (extended HTML 4.01) $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g; $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g; $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g; $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g; $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g; $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g; $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g; $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g; $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g; $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g; $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g; $result =~ s/–/\\ensuremath\{-\}/g; $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g; $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g; $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g; $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g; $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g; $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g; $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g; $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g; $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g; $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g; $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g; $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g; $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g; $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g; $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g; $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g; $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g; $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g; $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g; $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g; $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g; $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g; $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g; $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g; $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g; $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g; #Geometric Shapes (extended HTML 4.01) $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g; #Miscellaneous Symbols (extended HTML 4.01) $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g; $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g; $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g; $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g; # Chemically useful 'things' contributed by Hon Kie (bug 4652). $result =~ s/&\#8636;/\\ensuremath\{\\leftharpoonup\}/g; $result =~ s/&\#8637;/\\ensuremath\{\\leftharpoondown\}/g; $result =~ s/&\#8640;/\\ensuremath\{\\rightharpoonup\}/g; $result =~ s/&\#8641;/\\ensuremath\{\\rightharpoondown\}/g; $result =~ s/&\#8652;/\\ensuremath\{\\rightleftharpoons\}/g; $result =~ s/&\#8605;/\\ensuremath\{\\leadsto\}/g; $result =~ s/&\#8617;/\\ensuremath\{\\hookleftarrow\}/g; $result =~ s/&\#8618;/\\ensuremath\{\\hookrightarrow\}/g; $result =~ s/&\#8614;/\\ensuremath\{\\mapsto\}/g; $result =~ s/&\#8599;/\\ensuremath\{\\nearrow\}/g; $result =~ s/&\#8600;/\\ensuremath\{\\searrow\}/g; $result =~ s/&\#8601;/\\ensuremath\{\\swarrow\}/g; $result =~ s/&\#8598;/\\ensuremath\{\\nwarrow\}/g; # Left/right quotations: $result =~ s/&(ldquo|#8220);/\`\`/g; $result =~ s/&(rdquo|#8221);/\'\'/g; return $result; } #width, height, oddsidemargin, evensidemargin, topmargin my %page_formats= ('letter' => { 'book' => { '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.275 in'], '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.275 in'] }, 'album' => { '1' => [ '8.8 in', '6.8 in','-0.55 in', '-0.55 in','0.394 in'], '2' => [ '4.8 in', '6.8 in','-0.5 in', '-1.0 in','3.5 in'] }, }, 'legal' => { 'book' => { '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'], '2' => ['3.66 in','13 in','-0.57 in','-0.57 in','-0.5 in'] }, 'album' => { '1' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'], '2' => ['6.0 in','7.1 in','-1 in','-1 in','5 in'] }, }, 'tabloid' => { 'book' => { '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'], '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in'] }, 'album' => { '1' => ['16 in','9.8 in','-0.57 in','-0.57 in','-0.5 in'], '2' => ['16 in','4.9 in','-0.57 in','-0.57 in','-0.5 in'] }, }, 'executive' => { 'book' => { '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'], '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in'] }, 'album' => { '1' => [], '2' => [] }, }, 'a2' => { 'book' => { '1' => [], '2' => [] }, 'album' => { '1' => [], '2' => [] }, }, 'a3' => { 'book' => { '1' => [], '2' => [] }, 'album' => { '1' => [], '2' => [] }, }, 'a4' => { 'book' => { '1' => ['17.6 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm'], '2' => [ '9.1 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm'] }, 'album' => { '1' => ['21.59 cm','19.558 cm','-1.397cm','-2.11 cm','0 cm'], '2' => ['9.91 cm','19.558 cm','-1.397 cm','-2.11 cm','0 cm'] }, }, 'a5' => { 'book' => { '1' => [], '2' => [] }, 'album' => { '1' => [], '2' => [] }, }, 'a6' => { 'book' => { '1' => [], '2' => [] }, 'album' => { '1' => [], '2' => [] }, }, ); sub page_format { # #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) = @_; 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'}; } my $plainname=&Apache::loncommon::plainname($uname,$udom); if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; } $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header'); return $plainname; } sub get_course { my $courseidinfo; if (defined($env{'request.course.id'})) { $courseidinfo = &Apache::lonxml::latex_special_symbols(&unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header'); my $sec = $env{'request.course.sec'}; } return $courseidinfo; } sub page_format_transformation { my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_; my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin); if ($selectionmade eq '4') { if ($choice eq 'all_problems') { $assignment=&mt('Problems from the Whole Course'); } else { $assignment=&mt('Resources from the Whole Course'); } } else { $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header'); } ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin); my $name = &get_name(); my $courseidinfo = &get_course(); my $header_text = $parmhash{'print_header_format'}; $header_text = &format_page_header($textwidth, $header_text, $assignment, $courseidinfo, $name); my $topmargintoinsert = ''; if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';} my $fancypagestatement=''; if ($numberofcolumns eq '2') { $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{$header_text}"; } else { $fancypagestatement="\\rhead{}\\chead{}\\lhead{$header_text}"; } if ($layout eq 'album') { $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\n\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\n\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\n\\pagestyle{fancy}$fancypagestatement\\usepackage{booktabs}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /; } elsif ($layout eq 'book') { if ($choice ne 'All class print') { $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\n\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\n\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\\pagestyle{fancy}$fancypagestatement\\usepackage{booktabs}\\begin{document}\n\\voffset=-0\.8 cm\\setcounter{page}{1}\n/; } else { $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\usepackage{booktabs}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1} \\vskip 5 mm\n /; } if ($papersize eq 'a4') { my $papersize_text; if ($perm{'pav'}) { $papersize_text = '\\special{papersize=210mm,297mm}'; } else { $papersize_text = '\special{papersize=210mm,297mm}'; } $text =~ s/(\\begin{document})/$1$papersize_text/; } } if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;} if ($indexlist eq 'yes') { $text=~s/(\\begin{document})/\\makeindex $1/; $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/; } return $text; } sub page_cleanup { my $result = shift; $result =~ m/\\end{document}(\d*)$/; my $number_of_columns = $1; my $insert = '{'; for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; } $insert .= '}'; $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g; $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g; return $result,$number_of_columns; } sub details_for_menu { my ($helper)=@_; my $postdata=$env{'form.postdata'}; if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; } my $name_of_resource = &Apache::lonnet::gettitle($postdata); my $symbolic = &Apache::lonnet::symbread($postdata); return if ( $symbolic eq ''); my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic); $map=&Apache::lonnet::clutter($map); my $name_of_sequence = &Apache::lonnet::gettitle($map); if ($name_of_sequence =~ /^\s*$/) { $map =~ m|([^/]+)$|; $name_of_sequence = $1; } my $name_of_map = &Apache::lonnet::gettitle($env{'request.course.uri'}); if ($name_of_map =~ /^\s*$/) { $env{'request.course.uri'} =~ m|([^/]+)$|; $name_of_map = $1; } return ($name_of_resource,$name_of_sequence,$name_of_map); } sub copyright_line { return '\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\vspace*{-2 mm}\newline\noindent{\tiny Printed from LON-CAPA\copyright MSU{\hfill} Licensed under GNU General Public License } '; } my $end_of_student = "\n".'\special{ps:ENDOFSTUDENTSTAMP}'."\n"; sub latex_corrections { my ($number_of_columns,$result,$selectionmade,$answer_mode) = @_; # $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{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 my $first_comment = index($result,'<!--',0); while ($first_comment != -1) { my $end_comment = index($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 #removes more than one empty space $result =~ s|(\s\s+)|($1=~/[\n\r]/)?"\n":" "|ge; $result =~ s/\\\\\s*\\vskip/\\vskip/gm; $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g; $result =~ s/{\\par }\s*\\\\/\\\\/gm; $result =~ s/\\\\\s+\[/ \[/g; #conversion of html characters to LaTeX equivalents if ($result =~ m/&(\w+|#\d+);/) { $result = &character_chart($result); } $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g; $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g; return $result; } sub index_table { my $currentURL = shift; my $insex_string=''; $currentURL=~s/\.([^\/+])$/\.$1\.meta/; $insex_string=&Apache::lonnet::metadata($currentURL,'keywords'); return $insex_string; } sub IndexCreation { my ($texversion,$currentURL)=@_; my @key_words=split(/,/,&index_table($currentURL)); my $chunk=''; my $st=index $texversion,'\addcontentsline{toc}{subsection}{'; if ($st>0) { for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);} $chunk=substr($texversion,0,$st+1); substr($texversion,0,$st+1)=' '; } foreach my $key_word (@key_words) { if ($key_word=~/\S+/) { $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i; } } if ($st>0) {substr($texversion,0,1)=$chunk;} return $texversion; } sub print_latex_header { my $mode=shift; return &Apache::londefdef::latex_header($mode); } sub path_to_problem { my ($urlp,$colwidth)=@_; $urlp=&Apache::lonnet::clutter($urlp); my $newurlp = ''; $colwidth=~s/\s*mm\s*$//; #characters average about 2 mm in width if (length($urlp)*2 > $colwidth) { my @elements = split('/',$urlp); my $curlength=0; foreach my $element (@elements) { if ($element eq '') { next; } if ($curlength+(length($element)*2) > $colwidth) { $newurlp .= '|\vskip -1 mm \verb|'; $curlength=length($element)*2; } else { $curlength+=length($element)*2; } $newurlp.='/'.$element; } } else { $newurlp=$urlp; } return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}'; } sub recalcto_mm { my $textwidth=shift; my $LaTeXwidth; if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) { $LaTeXwidth = $1*10; } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) { $LaTeXwidth = $1; } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) { $LaTeXwidth = $1*25.4; } $LaTeXwidth.=' mm'; return $LaTeXwidth; } sub get_textwidth { my ($helper,$LaTeXwidth)=@_; my $textwidth=$LaTeXwidth; if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ && $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) { $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '. $helper->{'VARS'}->{'pagesize.widthunit'}); } return $textwidth; } sub unsupported { my ($currentURL,$mode,$symb)=@_; if ($mode ne '') {$mode='\\'.$mode} my $result.= &print_latex_header($mode); if ($currentURL=~m|^(/adm/wrapper/)?ext/|) { $currentURL=~s|^(/adm/wrapper/)?ext/|http://|; my $title=&Apache::lonnet::gettitle($symb); $title = &Apache::lonxml::latex_special_symbols($title); $result.=' \strut \\\\ '.$title.' \strut \\\\ '.$currentURL.' '; } else { $result.=$currentURL; } $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}'; return $result; } # # Map from helper layout style to the book/album: # sub map_laystyle { my ($laystyle) = @_; if ($laystyle eq 'L') { $laystyle='album'; } else { $laystyle='book'; } return $laystyle; } sub print_page_in_course { my ($helper, $rparmhash, $currentURL, $resources) = @_; my %parmhash = %$rparmhash; my @page_resources = @$resources; my $mode = $helper->{'VARS'}->{'LATEX_TYPE'}; my $symb = $helper->{'VARS'}->{'symb'}; my $format_from_helper = $helper->{'VARS'}->{'FORMAT'}; my @temporary_array=split /\|/,$format_from_helper; my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array; $laystyle = &map_laystyle($laystyle); my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle, $numberofcolumns); my $LaTeXwidth=&recalcto_mm($textwidth); if ($mode ne '') {$mode='\\'.$mode} my $result = &print_latex_header($mode); if ($currentURL=~m|^(/adm/wrapper/)?ext/|) { $currentURL=~s|^(/adm/wrapper/)?ext/|http://|; my $title=&Apache::lonnet::gettitle($symb); $title = &Apache::lonxml::latex_special_symbols($title); } else { my $esc_currentURL= $currentURL; $esc_currentURL =~ s/_/\\_/g; $result.=$esc_currentURL; } $result .= '\\\\'; if ($helper->{'VARS'}->{'style_file'}=~/\w/) { &Apache::lonnet::appenv({'construct.style' => $helper->{'VARS'}->{'style_file'}}); } elsif ($env{'construct.style'}) { &Apache::lonnet::delenv('construct.style'); } # First is the overall page description. This is then followed by the # components of the page. Each of which must be printed independently. my $the_page = shift(@page_resources); foreach my $resource (@page_resources) { my $resource_src = $resource->src(); # Essentially the URL of the resource. $result .= $resource->title() . '\\\\'; # Recurse if a .page: if ($resource_src =~ /.page$/i) { my $navmap = Apache::lonnavmaps::navmap->new(); my @page_resources = $navmap->retrieveResources($resource_src); $result .= &print_page_in_course($helper, $rparmhash, $resource_src, \@page_resources); } # these resources go through the XML transformer: elsif ($resource_src =~ /\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) { my $urlp = &Apache::lonnet::clutter($resource_src); my %form; my %moreenv; &Apache::lonxml::remember_problem_counter(); $moreenv{'request.filename'}=$urlp; if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';} $form{'grade_target'} = 'tex'; $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth); $form{'pdfFormFields'} = $pdfFormFields; # $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'}; $form{'problem_split'}=$parmhash{'problem_stream_switch'}; $form{'suppress_tries'}=$parmhash{'suppress_tries'}; $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; $form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'}; if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') || ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) { $form{'problem_split'}='yes'; } my $rndseed = time; if ($helper->{'VARS'}->{'curseed'}) { $rndseed=$helper->{'VARS'}->{'curseed'}; } $form{'rndseed'}=$rndseed; &Apache::lonnet::appenv(\%moreenv); &Apache::lonxml::clear_problem_counter(); my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form); # current document with answers.. no need to encap in minipage # since there's only one answer. if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { my %answerform = %form; $answerform{'problem_split'}=$parmhash{'problem_stream_switch'}; $answerform{'grade_target'}='answer'; $answerform{'answer_output_mode'}='tex'; $answerform{'rndseed'}=$rndseed; if ($helper->{'VARS'}->{'probstatus'} eq 'exam') { $answerform{'problemtype'}='exam'; } $resources_printed .= $urlp.':'; my $answer=&ssi_with_retries($urlp,$ssi_retry_count, %answerform); if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; } else { $texversion= &print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); if ($helper->{'VARS'}->{'construction'} ne '1') { my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}); $title = &Apache::lonxml::latex_special_symbols($title); $texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; $texversion.=&path_to_problem($urlp,$LaTeXwidth); } else { $texversion.='\vskip 0 mm \noindent\textbf{'. &mt("Printing from Construction Space: No Title").'}\vskip 0 mm '; $texversion.=&path_to_problem($urlp,$LaTeXwidth); } $texversion.='\vskip 1 mm '.$answer.'\end{document}'; } } # Print annotations. if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { my $annotation .= &annotate($currentURL); $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/; } if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { $texversion=&IndexCreation($texversion,$currentURL); } if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /; } $texversion = &latex_header_footer_remove($texversion); # the first remaining line is a comment from londefdef the second # line seems to be an extraneous \vskip 1mm \\\\ : # (imperfect removal from header_footer_remove? $texversion =~ s/\\vskip 1mm \\\\\\\\//; $result .= $texversion; if ($currentURL=~m/\.page\s*$/) { ($result,$numberofcolumns) = &page_cleanup($result); } } } $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}'; return $result; } # # List of recently generated print files # sub recently_generated { my ($prtspool) = @_; my $output; my $zip_result; my $pdf_result; opendir(DIR,$prtspool); my @files = grep(/^$env{'user.name'}_$env{'user.domain'}_printout_(\d+)_.*\.(pdf|zip)$/,readdir(DIR)); closedir(DIR); @files = sort { my ($actime) = (stat($prtspool.'/'.$a))[10]; my ($bctime) = (stat($prtspool.'/'.$b))[10]; return $bctime <=> $actime; } (@files); foreach my $filename (@files) { my ($ext) = ($filename =~ m/(pdf|zip)$/); my ($cdev,$cino,$cmode,$cnlink, $cuid,$cgid,$crdev,$csize, $catime,$cmtime,$cctime, $cblksize,$cblocks)=stat($prtspool.'/'.$filename); my $ext_text = 'pdf' ? &mt('PDF File'):&mt('Zip File'); my $result=&Apache::loncommon::start_data_table_row() .'<td>' .'<a href="/prtspool/'.$filename.'">'.$ext_text.'</a>' .'</td>' .'<td>'.&Apache::lonlocal::locallocaltime($cctime).'</td>' .'<td align="right">'.$csize.'</td>' .&Apache::loncommon::end_data_table_row(); if ($ext eq 'pdf') { $pdf_result .= $result; } if ($ext eq 'zip') { $zip_result .= $result; } } if ($zip_result || $pdf_result) { $output ='<hr />'; } if ($zip_result) { $output .='<h3>'.&mt('Recently generated printout zip files')."</h3>\n" .&Apache::loncommon::start_data_table() .&Apache::loncommon::start_data_table_header_row() .'<th>'.&mt('Download').'</th>' .'<th>'.&mt('Creation Date').'</th>' .'<th>'.&mt('File Size (Bytes)').'</th>' .&Apache::loncommon::end_data_table_header_row() .$zip_result .&Apache::loncommon::end_data_table(); } if ($pdf_result) { $output .='<h3>'.&mt('Recently generated printouts')."</h3>\n" .&Apache::loncommon::start_data_table() .&Apache::loncommon::start_data_table_header_row() .'<th>'.&mt('Download').'</th>' .'<th>'.&mt('Creation Date').'</th>' .'<th>'.&mt('File Size (Bytes)').'</th>' .&Apache::loncommon::end_data_table_header_row() .$pdf_result .&Apache::loncommon::end_data_table(); } return $output; } # # Retrieve the hash of page breaks. # # Inputs: # helper - reference to helper object. # Outputs # A reference to a page break hash. # # # use Data::Dumper; # sub dump_helper_vars { # my ($helper) = @_; # my $helpervars = Dumper($helper->{'VARS'}); # &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars"); #} sub get_page_breaks { my ($helper) = @_; my %page_breaks; foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) { $page_breaks{$break} = 1; } return %page_breaks; } # # Returns text to insert for any extra vskip prior to the resource. # Parameters: # helper - Reference to the helper object driving the printout. # resource - Identifies the resource about to be printed. # # This is done as follows: # POSSIBLE_RESOURCES has the list of possible resources. # EXTRASPACE has the list of extra space values. # EXTRASPACE_UNITS is the set of resources for which the units are # mm. All others are 'in'. # # The resource is found in the POSSIBLE_RESOURCES to get the index # of the EXTRASPACE value. # # In order to speed this up for lengthy printouts, the first time, # POSSIBLE_RESOURCES is turned into a look up hash and # EXTRASPACE is turned into an array. # my %possible_resources; my %extraspace_mm; my @extraspace; my $skips_loaded = 0; # Function to load the skips hash and array sub load_skips { my ($helper) = @_; # If this is the first time, unrap the resources and extra spaces: if (!$skips_loaded) { @extraspace = (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE'})); my @resource_list = (split(/\|\|\|/, $helper->{'VARS'}->{'POSSIBLE_RESOURCES'})); my $i = 0; foreach my $resource (@resource_list) { $possible_resources{$resource} = $i; $i++; } foreach my $mm_resource (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE_UNITS'})) { $extraspace_mm{$mm_resource} = 1; } $skips_loaded = 1; } } sub get_extra_vspaces { my ($helper, $resource) = @_; &load_skips($helper); # Lookup the resource in the possible resources hash.. that is the index # into the extraspace array that gives us either an empty string or # the number of mm to skip: my $index = $possible_resources{$resource}; my $skip = $extraspace[$index]; my $result = ''; if ($skip ne '') { my $units = 'in'; if (defined($extraspace_mm{$resource})) { $units = 'mm'; } $result = '\vskip '.$skip.' '.$units; } return $result; } # # The resource chooser part of the helper needs more than just # the value of the extraspaces var to recover the value into a text # field option. This sub produces the required format for the saved var: # specifically # ||| separated fields of the form resourcename=value # # Parameters: # $helper - Refers to the helper we are configuring # Implicit input: # $helper->{'VARS'}->{'EXTRASPACE'} - the spaces helper var has the text field # value. # $helper->{'VARS'}->{'EXTRASPACE_UNITS'} - units for the skips (checkboxes). # $helper->{'VARS'}->{'POSSIBLE_RESOURCES'} - has the list of resources. ||| # separated of course. # Implicit outputs: # $env{'form.extraspace'} # $env{'form.extraspace_units'} # sub set_form_extraspace { my ($helper) = @_; # the most convenient way to do this is to drive from the skips arrays/hash. # may not be the fastest, but this is once per print request so it's not so # speed critical: &load_skips($helper); my $result = ''; foreach my $resource (keys(%possible_resources)) { my $vskip = $extraspace[$possible_resources{$resource}]; $result .= $resource .'=' . $vskip . '|||'; } $env{'form.extraspace'} = $result; $env{'form.extraspace_units'} = $helper->{'VARS'}->{'EXTRASPACE_UNITS'}; return $result; } # Output a sequence (recursively if neeed) # from construction space. # Parameters: # url = URL of the sequence to print. # helper - Reference to the helper hash. # form - Copy of the format hash. # LaTeXWidth # Returns: # Text to add to the printout. # NOTE if the first element of the outermost sequence # is itself a sequence, the outermost caller may need to # prefix the latex with the page headers stuff. # sub print_construction_sequence { my ($currentURL, $helper, %form, $LaTeXwidth) = @_; my $result; my $rndseed=time; if ($helper->{'VARS'}->{'curseed'}) { $rndseed=$helper->{'VARS'}->{'curseed'}; } my $errtext=&LONCAPA::map::mapread(&Apache::lonnet::filelocation('',$currentURL)); # # These make this all support recursing for subsequences. # my @order = @LONCAPA::map::order; my @resources = @LONCAPA::map::resources; for (my $member=0;$member<=$#order;$member++) { $resources[$order[$member]]=~/^([^:]*):([^:]*):/; my $urlp=$2; if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) { my $texversion=''; if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') { $form{'problem_split'}=$parmhash{'problem_stream_switch'}; $form{'suppress_tries'}=$parmhash{'suppress_tries'}; $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; $form{'rndseed'}=$rndseed; $resources_printed .=$urlp.':'; $texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form); } if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) && ($urlp=~/$LONCAPA::assess_page_re/)) { # Don't permanently modify %$form... my %answerform = %form; $answerform{'grade_target'}='answer'; $answerform{'answer_output_mode'}='tex'; $answerform{'rndseed'}=$rndseed; $answerform{'problem_split'}=$parmhash{'problem_stream_switch'}; if ($urlp=~/\/res\//) {$env{'request.state'}='published';} $resources_printed .= $urlp.':'; my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform); if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; } else { # If necessary, encapsulate answer in minipage: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}); $title = &Apache::lonxml::latex_special_symbols($title); my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; $body.=&path_to_problem($urlp,$LaTeXwidth); $body.='\vskip 1 mm '.$answer.'\end{document}'; $body = &encapsulate_minipage($body); $texversion.=$body; } } $texversion = &latex_header_footer_remove($texversion); if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { $texversion=&IndexCreation($texversion,$urlp); } if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /; } $result.=$texversion; } elsif ($urlp=~/\.(sequence|page)$/) { # header: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent '; # IF sequence, recurse: if ($urlp =~ /\.sequence$/) { $result .= &print_construction_sequence($urlp, $helper, %form, $LaTeXwidth); } } elsif ($urlp =~ /\.pdf$/i) { my $texversion; if ($member != 0) { $texversion .= '\cleardoublepage'; } $texversion .= &include_pdf($urlp); $texversion = &latex_header_footer_remove($texversion); if ($member != $#order) { $texversion .= '\\ \cleardoublepage'; } $result .= $texversion; } } if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;} return $result; } # # Top level for generating print output. # # May call print_resources if multiple resources will be printed. # # The main driver is $selectionmade which reflects the type of print out # requested: # Value Print type: # 1 Print resource that's being looked at. # 2 Print problems in a map or in a page. # 3 Print pages in a map or resources in a page. # 4 Print all problems or all resources. # 5 Print problems for seleted students. # 6 Print selected problems from a folder. # 7 Print print selected resources from some scope. # 8 Print resources for selected students. # #BZ 5209 # 2 map_incomplete_problems_seq Print incomplete problems from the current # folder in student context. # 5 map_incomplete_problems_people_seq Print incomplete problems from the # current folder in privileged context. # 5 incomplete_problems_selpeople_course Print incomplete problems for # selected people from the entire course. # # Item 101 has much the same processing as 8, # # Differences: Item 101, 102 require per-student filtering of the resource # set so that only the incomplete resources are printed. # For item 100, filtering was done at the helper level. sub output_data { my ($r,$helper,$rparmhash) = @_; my %parmhash = %$rparmhash; $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 = <<ENDPART; <script type="text/javascript"> var editbrowser; function openbrowser(formname,elementname,only,omit) { var url = '/res/?'; if (editbrowser == null) { url += 'launch=1&'; } url += 'catalogmode=interactive&'; url += 'mode=parmset&'; url += 'form=' + formname + '&'; if (only != null) { url += 'only=' + only + '&'; } if (omit != null) { url += 'omit=' + omit + '&'; } url += 'element=' + elementname + ''; var title = 'Browser'; var options = 'scrollbars=1,resizable=1,menubar=0'; options += ',width=700,height=600'; editbrowser = open(url,title,options,'1'); editbrowser.focus(); } </script> ENDPART # Breadcrumbs #FIXME: Choose better/different breadcrumbs?!? Links? my $brcrum = [{'href' => '', 'text' => 'Helper'}, #FIXME: Different origin possible than print out helper? {'href' => '', 'text' => 'Preparing Printout'}]; my $start_page = &Apache::loncommon::start_page('Preparing Printout', $js, {'bread_crumbs' => $brcrum,}); my $msg = &mt('Please stand by while processing your print request, this may take some time ...'); $r->print($start_page."\n<p>\n$msg\n</p>\n"); # fetch the pagebreaks and store them in the course environment # The page breaks will be pulled into the hash %page_breaks which is # indexed by symb and contains 1's for each break. $env{'form.pagebreaks'} = $helper->{'VARS'}->{'FINISHPAGE'}; &set_form_extraspace($helper); $env{'form.lastprinttype'} = $print_type; &Apache::loncommon::store_course_settings('print', {'pagebreaks' => 'scalar', 'extraspace' => 'scalar', 'extraspace_units' => 'scalar', 'lastprinttype' => 'scalar'}); my %page_breaks = &get_page_breaks($helper); my $format_from_helper = $helper->{'VARS'}->{'FORMAT'}; my ($result,$selectionmade) = ('',''); my $number_of_columns = 1; #used only for pages to determine the width of the cell my @temporary_array=split /\|/,$format_from_helper; my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array; $laystyle = &map_laystyle($laystyle); my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns); my $assignment = $env{'form.assignment'}; my $LaTeXwidth=&recalcto_mm($textwidth); my @print_array=(); my @student_names=(); # Common settings for the %form has: # In some cases these settings get overriddent by specific cases, but the # settings are common enough to make it worthwhile factoring them out # here. # my %form; $form{'grade_target'} = 'tex'; $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth); $form{'pdfFormFields'} = $pdfFormFields; # If form.showallfoils is set, then request all foils be shown: # privilege will be enforced both by not allowing the # check box selecting this option to be presnt unless it's ok, # and by lonresponse's priv. check. # The if is here because lonresponse.pm only cares that # showallfoils is defined, not what the value is. if ($helper->{'VARS'}->{'showallfoils'} eq "1") { $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'}; } if ($helper->{'VARS'}->{'style_file'}=~/\w/) { &Apache::lonnet::appenv({'construct.style' => $helper->{'VARS'}->{'style_file'}}); } elsif ($env{'construct.style'}) { &Apache::lonnet::delenv('construct.style'); } if ($print_type eq 'current_document') { #-- single document - problem, page, html, xml, ... my ($currentURL,$cleanURL); if ($helper->{'VARS'}->{'construction'} ne '1') { #prints published resource $currentURL=$helper->{'VARS'}->{'postdata'}; $cleanURL=&Apache::lonenc::check_decrypt($currentURL); } else { #prints resource from the construction space $currentURL=$helper->{'VARS'}->{'filename'}; $cleanURL=$currentURL; } $selectionmade = 1; if ($cleanURL!~m|^/adm/| && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) { my $rndseed=time; my $texversion=''; if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') { my %moreenv; $moreenv{'request.filename'}=$cleanURL; if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';} $form{'problem_split'}=$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')) { $form{'problem_split'}='yes'; } if ($helper->{'VARS'}->{'curseed'}) { $rndseed=$helper->{'VARS'}->{'curseed'}; } $form{'rndseed'}=$rndseed; &Apache::lonnet::appenv(\%moreenv); &Apache::lonxml::clear_problem_counter(); $resources_printed .= $currentURL.':'; $texversion.=&ssi_with_retries($currentURL,$ssi_retry_count, %form); # Add annotations if required: &Apache::lonxml::clear_problem_counter(); &Apache::lonnet::delenv('request.filename'); } # current document with answers.. no need to encap in minipage # since there's only one answer. if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { $form{'problem_split'}=$parmhash{'problem_stream_switch'}; $form{'grade_target'}='answer'; $form{'answer_output_mode'}='tex'; $form{'rndseed'}=$rndseed; if ($helper->{'VARS'}->{'probstatus'} eq 'exam') { $form{'problemtype'}='exam'; } $resources_printed .= $currentURL.':'; my $answer=&ssi_with_retries($currentURL,$ssi_retry_count, %form); if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; } else { $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); if ($helper->{'VARS'}->{'construction'} ne '1') { my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}); $title = &Apache::lonxml::latex_special_symbols($title); $texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; $texversion.=&path_to_problem($cleanURL,$LaTeXwidth); } else { $texversion.='\vskip 0 mm \noindent\textbf{'. &mt("Printing from Construction Space: No Title").'}\vskip 0 mm '; $texversion.=&path_to_problem($cleanURL,$LaTeXwidth); } $texversion.='\vskip 1 mm '.$answer.'\end{document}'; } } # Print annotations. if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { my $annotation .= &annotate($currentURL); $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/; } if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { $texversion=&IndexCreation($texversion,$currentURL); } if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /; } $result .= $texversion; if ($currentURL=~m/\.page\s*$/) { ($result,$number_of_columns) = &page_cleanup($result); } } elsif ($cleanURL!~m|^/adm/| && $currentURL=~/\.(sequence|page)$/ && $helper->{'VARS'}->{'construction'} eq '1') { $result .= &print_construction_sequence($currentURL, $helper, %form, $LaTeXwidth); $result .= '\end{document}'; if (!($result =~ /\\begin\{document\}/)) { $result = &print_latex_header() . $result; } # End construction space sequence. } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;} $resources_printed .= $currentURL.':'; my $texversion = &ssi_with_retries($currentURL, $ssi_retry_count, %form); if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { my $annotation = &annotate($currentURL); $texversion =~ s/(\\end{document})/$annotation$1/; } $result .= $texversion; } elsif ($cleanURL =~/\.tex$/) { # For this sort of print of a single LaTeX file, # We can just print the LaTeX file as it is uninterpreted in any way: # $result = &fetch_raw_resource($currentURL); if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { my $annotation = &annotate($currentURL); $result =~ s/(\\end{document})/$annotation$1/; } $do_postprocessing = 0; # Don't massage the result. } elsif ($cleanURL =~ /\.pdf$/i) { $result .= &include_pdf($cleanURL); $result .= '\end{document}'; } elsif ($cleanURL =~ /\.page$/i) { # Print page in non construction space contexts. # Determine the set of resources in the map of the page: my $navmap = Apache::lonnavmaps::navmap->new(); my @page_resources = $navmap->retrieveResources($cleanURL); $result .= &print_page_in_course($helper, $rparmhash, $cleanURL, \@page_resources); } else { $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'}, $helper->{'VARS'}->{'symb'}); } } elsif (($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 ($print_type eq 'map_incomplete_problems_seq') ) { #-- produce an output string if (($print_type eq 'map_problems') or ($print_type eq 'map_incomplete_problems_seq') or ($print_type eq 'map_problems_in_page') ) { $selectionmade = 2; } elsif (($print_type eq 'map_problems_pages') or ($print_type eq 'map_resources_in_page')) { $selectionmade = 3; } elsif (($print_type eq 'all_problems') ) { $selectionmade = 4; } elsif ($print_type eq 'all_resources') { #BUGBUG $selectionmade = 4; } elsif ($print_type eq 'select_sequences') { $selectionmade = 7; } $form{'problem_split'}=$parmhash{'problem_stream_switch'}; $form{'suppress_tries'}=$parmhash{'suppress_tries'}; $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; $form{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'}; if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') || ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') ) { $form{'problem_split'}='yes'; } my $flag_latex_header_remove = 'NO'; my $flag_page_in_sequence = 'NO'; my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; my $prevassignment=''; &Apache::lonxml::clear_problem_counter(); my $pbreakresources = keys %page_breaks; for (my $i=0;$i<=$#master_seq;$i++) { &Apache::lonenc::reset_enc(); # Note due to document structure, not allowed to put \newpage # prior to the first resource if (defined $page_breaks{$master_seq[$i]}) { if($i != 0) { $result.="\\newpage\n"; } } $result .= &get_extra_vspaces($helper, $master_seq[$i]); my ($sequence,$middle_thingy,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]); $urlp=&Apache::lonnet::clutter($urlp); $form{'symb'}=$master_seq[$i]; my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;} if ($i==0) {$prevassignment=$assignment;} my $texversion=''; if ($urlp!~m|^/adm/| && $urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { $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')) { # Don't permanently pervert the %form hash my %answerform = %form; $answerform{'grade_target'}='answer'; $answerform{'answer_output_mode'}='tex'; $resources_printed .= $urlp.':'; &Apache::lonxml::restore_problem_counter(); my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform); if ($urlp =~ /\.page$/) { $answer =~ s/\\end{document}(\d*)$//; } if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { if ($urlp =~ /\.page$/) { my @probs = split(/\\keephidden{ENDOFPROBLEM}/,$texversion); my $lastprob = pop(@probs); $texversion = join('\keephidden{ENDOFPROBLEM}',@probs). $answer.'\keephidden{ENDOFPROBLEM}'.$lastprob; } else { $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; } } else { if ($urlp=~/$LONCAPA::assess_page_re/) { $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); # $texversion =~ s/\\begin{document}//; # FIXME my $title = &Apache::lonnet::gettitle($master_seq[$i]); $title = &Apache::lonxml::latex_special_symbols($title); my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; $body .= &path_to_problem ($urlp,$LaTeXwidth); $body .='\vskip 1 mm '.$answer; $body = &encapsulate_minipage($body); $texversion .= $body; } else { $texversion=''; } } } if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { my $annotation .= &annotate($urlp); $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/; } if ($flag_latex_header_remove ne 'NO') { $texversion = &latex_header_footer_remove($texversion); } else { $texversion =~ s/\\end{document}//; } if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { $texversion=&IndexCreation($texversion,$urlp); } if (($selectionmade == 4) and ($assignment ne $prevassignment)) { my $name = &get_name(); my $courseidinfo = &get_course(); $prevassignment=$assignment; my $header_text = $parmhash{'print_header_format'}; $header_text = &format_page_header($textwidth, $header_text, $assignment, $courseidinfo, $name); if ($numberofcolumns eq '1') { $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{'.$header_text.'}} \vskip 5 mm '; } else { $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{'.$header_text.'}} \vskip 5 mm '; } } $result .= $texversion; $flag_latex_header_remove = 'YES'; } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;} $resources_printed .= $urlp.':'; my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form); if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { my $annotation = &annotate($urlp); $texversion =~ s/(\\end{document)/$annotation$1/; } if ($flag_latex_header_remove ne 'NO') { $texversion = &latex_header_footer_remove($texversion); } else { $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/; } $result .= $texversion; $flag_latex_header_remove = 'YES'; } elsif ($urlp=~ /\.pdf$/i) { if ($i > 0) { $result .= '\cleardoublepage'; } my $texfrompdf = &include_pdf($urlp); if ($flag_latex_header_remove ne 'NO') { $texfrompdf = &latex_header_footer_remove($texfrompdf); } $result .= $texfrompdf; if ($i != $#master_seq) { if ($numberofcolumns eq '1') { $result .= '\newpage'; } else { # the \\'s seem to be needed to let LaTeX know there's something # on the page since LaTeX seems to not like to clear an empty page. # $result .= '\\ \cleardoublepage'; } } $flag_latex_header_remove = 'YES'; } else { $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'}, $master_seq[$i]); if ($flag_latex_header_remove ne 'NO') { $texversion = &latex_header_footer_remove($texversion); } else { $texversion =~ s/\\end{document}//; } $result .= $texversion; $flag_latex_header_remove = 'YES'; } if (&Apache::loncommon::connection_aborted($r)) { last; } } &Apache::lonxml::clear_problem_counter(); if ($flag_page_in_sequence eq 'YES') { $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/; } $result .= '\end{document}'; } elsif (($print_type eq 'problems_for_students') || ($print_type eq 'problems_for_students_from_page') || ($print_type eq 'all_problems_students') || ($print_type eq 'resources_for_students') || ($print_type eq 'incomplete_problems_selpeople_course') || ($print_type eq 'map_incomplete_problems_people_seq')){ #-- prints assignments for whole class or for selected students my $type; if (($print_type eq 'problems_for_students') || ($print_type eq 'problems_for_students_from_page') || ($print_type eq 'all_problems_students') || ($print_type eq 'incomplete_problems_selpeople_course') || ($print_type eq 'map_incomplete_problems_people_seq')) { $selectionmade=5; $type='problems'; } elsif ($print_type eq 'resources_for_students') { $selectionmade=8; $type='resources'; } my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'}; # The normal sort order is by section then by students within the # section. If the helper var student_sort is 1, then the user has elected # to override this and output the students by name. # Each element of the students array is of the form: # username:domain:section:last, first:status # # Note that student sort is not compatible with printing # 1 section per pdf...so that setting overrides. # if (($helper->{'VARS'}->{'student_sort'} eq 1) && ($helper->{'VARS'}->{'SPLIT_PDFS'} ne "sections")) { @students = sort compare_names @students; } &adjust_number_to_print($helper); if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' || $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) { $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1; } # If we are splitting on section boundaries, we need # to remember that in split_on_sections and # print all of the students in the list. # my $split_on_sections = 0; if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'section') { $split_on_sections = 1; $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = $#students+1; } my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; #loop over students my $flag_latex_header_remove = 'NO'; my %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,$#students+1); 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 $actual_seq = master_seq_to_person_seq($helper, \@master_seq, $person); my ($output,$fullname, $printed)=&print_resources($r,$helper, $person,$type, \%moreenv, $actual_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); &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 .= $print_array[0].' \end{document}'; } elsif (($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'}; 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,$bubbles_per_row)=('letter',6,10); foreach my $line (@lines) { chomp($line); my ($name,$type,$length,$bubbles_per_item) = (split(/:/,$line))[0,2,4,17]; if ($name eq $code_option) { $code_length=$length; if ($type eq 'number') { $code_type = 'number'; } chomp($bubbles_per_item); if (($bubbles_per_item ne '') && ($bubbles_per_item > 0)) { $bubbles_per_row = $bubbles_per_item; } } } my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth)); $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'}; $moreenv{'instructor_comments'}='hide'; $moreenv{'bubbles_per_row'} = $bubbles_per_row; my $seed=time+($$<<16)+($$); my @allcodes; if ($old_name) { my %result=&Apache::lonnet::get('CODEs', [$old_name,"type\0$old_name"], $cdom,$cnum); $code_type=$result{"type\0$old_name"}; @allcodes=split(',',$result{$old_name}); $num_todo=scalar(@allcodes); } elsif ($selected_code) { # Selection value is always numeric. $num_todo = 1; @allcodes = ($selected_code); } elsif ($single_code) { $num_todo = 1; # Unconditionally one code to do. # If an alpha code have to convert to numbers so it can be # converted back to letters again :-) # if ($code_type ne 'number') { $single_code = &letters_to_num($single_code); } @allcodes = ($single_code); } else { my %allcodes; srand($seed); for (my $i=0;$i<$num_todo;$i++) { $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,$code_length, $code_type); } if ($code_name) { &Apache::lonnet::put('CODEs', { $code_name =>join(',',keys(%allcodes)), "type\0$code_name" => $code_type }, $cdom,$cnum); } @allcodes=keys(%allcodes); } my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; my ($type) = split(/_/,$print_type); &adjust_number_to_print($helper); my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'}; if ($number_per_page eq '0' || $number_per_page eq 'all' || $number_per_page eq 'section') { $number_per_page=$num_todo > 0 ? $num_todo : 1; } my $flag_latex_header_remove = 'NO'; my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,$num_todo); my $count=0; foreach my $code (sort(@allcodes)) { my $file_num=int($count/$number_per_page); if ($code_type eq 'number') { $moreenv{'CODE'}=$code; } else { $moreenv{'CODE'}=&num_to_letters($code); } my ($output,$fullname, $printed)= &print_resources($r,$helper,'anonymous',$type,\%moreenv, \@master_seq,$flag_latex_header_remove, $LaTeXwidth); $resources_printed .= ":"; $print_array[$file_num].=$output; &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state, &mt('last assignment').' '.$fullname); $flag_latex_header_remove = 'YES'; $count++; if (&Apache::loncommon::connection_aborted($r)) { last; } } &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); $result .= $print_array[0].' \end{document}'; } elsif ($print_type eq 'problems_from_directory') { #prints selected problems from the subdirectory $selectionmade = 6; my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'}; @list_of_files=sort @list_of_files; my $flag_latex_header_remove = 'NO'; my $rndseed=time; if ($helper->{'VARS'}->{'curseed'}) { $rndseed=$helper->{'VARS'}->{'curseed'}; } for (my $i=0;$i<=$#list_of_files;$i++) { &Apache::lonenc::reset_enc(); my $urlp = $list_of_files[$i]; $urlp=~s|//|/|; if ($urlp=~/\//) { $form{'problem_split'}=$parmhash{'problem_stream_switch'}; $form{'rndseed'}=$rndseed; $urlp =~ s|^$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{'. &mt("Printing from Construction Space: No Title").'}\vskip 0 mm '; $texversion.=&path_to_problem ($urlp,$LaTeXwidth); } $texversion.='\vskip 1 mm '.$answer.'\end{document}'; } } #this chunk is responsible for printing the path to problem my $newurlp=&path_to_problem($urlp,$LaTeXwidth); $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/; if ($flag_latex_header_remove ne 'NO') { $texversion = &latex_header_footer_remove($texversion); } else { $texversion =~ s/\\end{document}//; } if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { $texversion=&IndexCreation($texversion,$urlp); } if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /; } $result .= $texversion; } $flag_latex_header_remove = 'YES'; } if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;} $result .= '\end{document}'; } #-------------------------------------------------------- corrections for the different page formats # Only post process if that has not been turned off e.g. by a raw latex resource. if ($do_postprocessing) { $result = &page_format_transformation($papersize, $laystyle,$numberofcolumns, $print_type,$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) { $result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /; $result =~ s/\\textheight\s*=?\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /; $result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /; $result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /; #} } # Set URLback if this is a construction space print so we can provide # a link to the resource being edited. # my $URLback=''; #link to original document if ($helper->{'VARS'}->{'construction'} eq '1') { $URLback=$helper->{'VARS'}->{'filename'}; } # # Final adjustment of the font size: # $result = set_font_size($result); # Insert any babel headers required. $result = &collect_languages($result); #-- writing .tex file in prtspool my $temp_file; my $identifier = &Apache::loncommon::get_cgi_id(); my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex"; if (!($#print_array>0)) { unless ($temp_file = Apache::File->new('>'.$filename)) { $r->log_error("Couldn't open $filename for output $!"); return SERVER_ERROR; } print $temp_file $result; my $begin=index($result,'\begin{document}',0); my $inc=substr($result,0,$begin+16); } else { my $begin=index($result,'\begin{document}',0); my $inc=substr($result,0,$begin+16); for (my $i=0;$i<=$#print_array;$i++) { if ($i==0) { $print_array[$i]=$result; } else { $print_array[$i].='\end{document}'; $print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i], $selectionmade, $helper->{'VARS'}->{'ANSWER_TYPE'}); my $anobegin=index($print_array[$i],'\setcounter{page}',0); substr($print_array[$i],0,$anobegin)=''; $print_array[$i]=$inc.$print_array[$i]; } my $temp_file; my $newfilename=$filename; my $num=$i+1; $newfilename =~s/\.tex$//; $newfilename=sprintf("%s_%03d.tex",$newfilename, $num); unless ($temp_file = Apache::File->new('>'.$newfilename)) { $r->log_error("Couldn't open $newfilename for output $!"); return SERVER_ERROR; } print $temp_file $print_array[$i]; } } my $student_names=''; if ($#print_array>0) { for (my $i=0;$i<=$#print_array;$i++) { $student_names.=$student_names[$i].'_ENDPERSON_'; } } else { if ($#student_names>-1) { $student_names=$student_names[0].'_ENDPERSON_'; } else { my $fullname = &get_name($env{'user.name'},$env{'user.domain'}); $student_names=join(':',$env{'user.name'},$env{'user.domain'}, $env{'request.course.sec'},$fullname). '_ENDPERSON_'.'_END_'; } } # logic for now is too complex to trace if this has been defined # yet. my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; &Apache::lonnet::appenv({'cgi.'.$identifier.'.file' => $filename, 'cgi.'.$identifier.'.layout' => $laystyle, 'cgi.'.$identifier.'.numcol' => $numberofcolumns, 'cgi.'.$identifier.'.paper' => $papersize, 'cgi.'.$identifier.'.selection' => $selectionmade, 'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'}, 'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'}, 'cgi.'.$identifier.'.role' => $perm{'pav'}, 'cgi.'.$identifier.'.numberoffiles' => $#print_array, 'cgi.'.$identifier.'.studentnames' => $student_names, 'cgi.'.$identifier.'.backref' => $URLback,}); &Apache::lonnet::appenv({"cgi.$identifier.user" => $env{'user.name'}, "cgi.$identifier.domain" => $env{'user.domain'}, "cgi.$identifier.courseid" => $cnum, "cgi.$identifier.coursedom" => $cdom, "cgi.$identifier.resources" => $resources_printed}); my $end_page = &Apache::loncommon::end_page(); my $continue_text = &mt('Continue'); # If there's been an unrecoverable SSI error, report it to the user if ($ssi_error) { my $helpurl = &Apache::loncommon::top_nav_help('Helpdesk'); $r->print('<br /><p class="LC_error">'.&mt('An unrecoverable network error occurred:').'</p><p>'. &mt('At least one of the resources you chose to print could not be rendered due to an unrecoverable error when communicating with a server:'). '<br />'.$ssi_last_error_resource.'<br />'.$ssi_last_error. '</p><p>'.&mt('You can continue using the link provided below, but make sure to carefully inspect your output file! The errors will be marked in the file.').'<br />'. &mt('You may be able to reprint the individual resources for which this error occurred, as the issue may be temporary.'). '<br />'.&mt('If the error persists, please contact the [_1] for assistance.',$helpurl).'</p><p>'. &mt('We apologize for the inconvenience.').'</p>'. '<a href="/cgi-bin/printout.pl?'.$identifier.'">'.$continue_text.'</a>'.$end_page); } else { $r->print(<<FINALEND); <br /> <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" /> <a href="/cgi-bin/printout.pl?$identifier">$continue_text</a> $end_page FINALEND } # endif ssi errors. } sub get_CODE { my ($all_codes,$num,$seed,$size,$type)=@_; my $max='1'.'0'x$size; my $newcode; while(1) { $newcode=sprintf("%0".$size."d",int(rand($max))); if (!exists($$all_codes{$newcode})) { $$all_codes{$newcode}=1; if ($type eq 'number' ) { return $newcode; } else { return &num_to_letters($newcode); } } } } sub print_resources { my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header, $LaTeXwidth)=@_; my $current_output = ''; my $printed = ''; my ($username,$userdomain,$usersection) = split /:/,$person; my $fullname = &get_name($username,$userdomain); my $namepostfix = "\\\\"; # Both anon and not anon should get the same vspace. # # Figure out if we need to filter the output by # the incomplete problems for that person # my $print_type = $helper->{'VARS'}->{'PRINT_TYPE'}; my $print_incomplete = 0; if (($print_type eq 'map_incomplete_problems_people_seq') || ($print_type eq 'incomplete_problems_selpeople_course')) { $print_incomplete = 1; } if ($person eq 'anonymous') { $namepostfix .=&mt('Name:')." "; $fullname = "CODE - ".$moreenv->{'CODE'}; } # Fullname may have special latex characters that need \ prefixing: # my $i = 0; my $actually_printed = 0; # Count of resources printed. #goes through all resources, checks if they are available for #current student, and produces output &Apache::lonxml::clear_problem_counter(); my %page_breaks = &get_page_breaks($helper); my $columns_in_format = (split(/\|/,$helper->{'VARS'}->{'FORMAT'}))[1]; # # end each student with a # Special that allows the post processor to even out the page # counts later. Nasty problem this... it would be really # nice to put the special in as a postscript comment # e.g. \special{ps:\ENDOFSTUDENTSTAMP} unfortunately, # The special gets passed the \ and dvips puts it in the output file # so we will just rely on prntout.pl to strip ENDOFSTUDENTSTAMP from the # postscript. Each ENDOFSTUDENTSTAMP will go on a line by itself. # my $syllabus_first = 0; foreach my $curresline (@{$master_seq}) { if (defined $page_breaks{$curresline}) { if($i != 0) { $current_output.= "\\newpage\n"; } } $current_output .= &get_extra_vspaces($helper, $curresline); $i++; if ( !($type eq 'problems' && ($curresline!~ m/$LONCAPA::assess_page_re/)) ) { my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline); if ($print_incomplete && !&incomplete($username, $userdomain, $res_url)) { next; } $actually_printed++; # we're going to print one. if (&Apache::lonnet::allowed('bre',$res_url)) { if ($res_url!~m|^ext/| && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { $printed .= $curresline.':'; &Apache::lonxml::remember_problem_counter(); my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv); if ($res_url =~ /\.page$/) { if ($remove_latex_header eq 'NO') { if (!($rendered =~ /\\begin\{document\}/)) { $rendered = &print_latex_header().$rendered; } } ; if ($remove_latex_header eq 'YES') { $rendered = &latex_header_footer_remove($rendered); } else { $rendered =~ s/\\end{document}\d*//; } } if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { # Use a copy of the hash so we don't pervert it on future loop passes. my %answerenv = %{$moreenv}; $answerenv{'answer_output_mode'}='tex'; $answerenv{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; &Apache::lonxml::restore_problem_counter(); my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$env{'request.course.id'},%answerenv); if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/; } else { my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); unless ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') { $header =~ s/\\begin{document}//; #<<<<< } my $title = &Apache::lonnet::gettitle($curresline); $title = &Apache::lonxml::latex_special_symbols($title); my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; $body .=&path_to_problem($res_url,$LaTeXwidth); $body .='\vskip 1 mm '.$ansrendered; $body = &encapsulate_minipage($body); $rendered = $header.$body; } } if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { my $url = &Apache::lonnet::clutter($res_url); my $annotation = &annotate($url); $rendered =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/; } my $junk; if ($remove_latex_header eq 'YES') { $rendered = &latex_header_footer_remove($rendered); } else { $rendered =~ s/\\end{document}//; } $current_output .= $rendered; } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { if ($i == 1) { $syllabus_first = 1; } $printed .= $curresline.':'; my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv); if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') { my $url = &Apache::lonnet::clutter($res_url); my $annotation = &annotate($url); $annotation =~ s/(\\end{document})/$annotation$1/; } if ($remove_latex_header eq 'YES') { $rendered = &latex_header_footer_remove($rendered); } else { $rendered =~ s/\\end{document}//; } $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut '; } elsif($res_url = ~/\.pdf$/) { my $url = &Apache::lonnet::clutter($res_url); my $rendered = &include_pdf($url); if ($remove_latex_header ne 'NO') { $rendered = &latex_header_footer_remove($rendered); } $current_output .= $rendered; } else { my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline); if ($remove_latex_header ne 'NO') { $rendered = &latex_header_footer_remove($rendered); } else { $rendered =~ s/\\end{document}//; } $current_output .= $rendered; } } $remove_latex_header = 'YES'; } if (&Apache::loncommon::connection_aborted($r)) { last; } } # If we are printing incomplete it's possible we don't have # anything to print. The print subsystem is not so good at handling # that so we're going to generate a stub that says there are no # incomplete resources for the person. # if ($actually_printed == 0) { $current_output = &encapsulate_minipage("\\vskip -10mm \nNo incomplete resources\n \\vskip 100 mm { }\n"); if ($remove_latex_header eq "NO") { $current_output = &print_latex_header() . $current_output; } else { $current_output = &latex_header_footer_remove($current_output); } } if ($syllabus_first) { $current_output =~ s/\\\\ Last updated:/Last updated:/ } my $courseidinfo = &get_course(); my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header'); my $header_line = &format_page_header($LaTeXwidth, $parmhash{'print_header_format'}, $currentassignment, $courseidinfo, $fullname, $usersection); my $header_start = ($columns_in_format == 1) ? '\lhead' : '\fancyhead[LO]'; $header_line = $header_start.'{'.$header_line.'}'; if ($current_output=~/\\documentclass/) { $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /; } else { my $blankpages = '\clearpage\strut\clearpage'x$helper->{'VARS'}->{'EMPTY_PAGES'}; $current_output = '\strut\vspace*{-6 mm}\\newline'. ©right_line().' \newpage '.$blankpages.$end_of_student. '\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent'. $header_line.$namepostfix.'} \vskip 5 mm '.$current_output; } # # Close the student bracketing. # return ($current_output,$fullname, $printed); } sub handler { my $r = shift; &init_perm(); my $helper = printHelper($r); if (!ref($helper)) { return $helper; } %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'}); # If a figure conversion queue file exists for this user.domain # we delete it since it can only be bad (if it were good, printout.pl # would have deleted it the last time around. my $conversion_queuefile = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat"; if(-e $conversion_queuefile) { unlink $conversion_queuefile; } &output_data($r,$helper,\%parmhash); return OK; } use Apache::lonhelper; sub addMessage { my $text = shift; my $paramHash = Apache::lonhelper::getParamHash(); $paramHash->{MESSAGE_TEXT} = $text; Apache::lonhelper::message->new(); } sub init_perm { undef(%perm); $perm{'pav'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'}); if (!$perm{'pav'}) { $perm{'pav'}=&Apache::lonnet::allowed('pav', $env{'request.course.id'}.'/'.$env{'request.course.sec'}); } $perm{'pfo'}=&Apache::lonnet::allowed('pfo',$env{'request.course.id'}); if (!$perm{'pfo'}) { $perm{'pfo'}=&Apache::lonnet::allowed('pfo', $env{'request.course.id'}.'/'.$env{'request.course.sec'}); } $perm{'vgr'}=&Apache::lonnet::allowed('vgr',$env{'request.course.id'}); if (!$perm{'vgr'}) { $perm{'vgr'}=&Apache::lonnet::allowed('vgr', $env{'request.course.id'}.'/'.$env{'request.course.sec'}); } } sub get_randomly_ordered_warning { my ($helper,$map) = @_; my $message; my $postdata = $env{'form.postdata'} || $helper->{VARS}{'postdata'}; my $navmap = Apache::lonnavmaps::navmap->new(); if (defined($navmap)) { my $res = $navmap->getResourceByUrl($map); if ($res) { my $func = sub { return ($_[0]->is_map() && $_[0]->randomorder); }; my @matches = $navmap->retrieveResources($res, $func,1,1,1); } } else { $message = "Retrieval of information about ordering of resources failed."; return '<message type="warning">'.$message.'</message>'; } return; } sub printHelper { my $r = shift; if ($r->header_only) { if ($env{'browser.mathml'}) { &Apache::loncommon::content_type($r,'text/xml'); } else { &Apache::loncommon::content_type($r,'text/html'); } $r->send_http_header; return OK; } # Send header, nocache if ($env{'browser.mathml'}) { &Apache::loncommon::content_type($r,'text/xml'); } else { &Apache::loncommon::content_type($r,'text/html'); } &Apache::loncommon::no_cache($r); $r->send_http_header; $r->rflush(); # Unfortunately, this helper is so complicated we have to # write it by hand Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING}); my $helper = Apache::lonhelper::helper->new("Printing Helper"); $helper->declareVar('symb'); $helper->declareVar('postdata'); $helper->declareVar('curseed'); $helper->declareVar('probstatus'); $helper->declareVar('filename'); $helper->declareVar('construction'); $helper->declareVar('assignment'); $helper->declareVar('style_file'); $helper->declareVar('student_sort'); $helper->declareVar('FINISHPAGE'); $helper->declareVar('PRINT_TYPE'); $helper->declareVar("showallfoils"); $helper->declareVar("STUDENTS"); $helper->declareVar("EXTRASPACE"); # The page breaks and extra spaces # can get loaded initially from the course environment: # But we only do this in the initial state so that they are allowed to change. # &Apache::loncommon::restore_course_settings('print', {'pagebreaks' => 'scalar', 'extraspace' => 'scalar', 'extraspace_units' => 'scalar', 'lastprinttype' => 'scalar'}); # This will persistently load in the data we want from the # very first screen. if($helper->{VARS}->{PRINT_TYPE} eq $env{'form.lastprinttype'}) { if (!defined ($env{"form.CURRENT_STATE"})) { $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'}; $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'}; $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'}; } else { my $state = $env{"form.CURRENT_STATE"}; if ($state eq "START") { $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'}; $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'}; $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'}; } } } # Detect whether we're coming from construction space if ($env{'form.postdata'}=~m{^/priv}) { $helper->{VARS}->{'filename'} = $env{'form.postdata'}; $helper->{VARS}->{'construction'} = 1; } else { if ($env{'form.postdata'}) { $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'}); if ( $helper->{VARS}->{'symb'} eq '') { $helper->{VARS}->{'postdata'} = $env{'form.postdata'}; } } if ($env{'form.symb'}) { $helper->{VARS}->{'symb'} = $env{'form.symb'}; } if ($env{'form.url'}) { $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'}); } } if ($env{'form.symb'}) { $helper->{VARS}->{'symb'} = $env{'form.symb'}; } if ($env{'form.url'}) { $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'}); } $helper->{VARS}->{'symb'}= &Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'}); my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper); if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;} # Extract map my $symb = $helper->{VARS}->{'symb'}; my ($map, $id, $url); my $subdir; my $is_published=0; # True when printing from resource space. my $res_printable = 1; # By default the current resource is printable. my $userCanPrint = ($perm{'pav'} || $perm{'pfo'}); # Get the resource name from construction space if ($helper->{VARS}->{'construction'}) { $resourceTitle = substr($helper->{VARS}->{'filename'}, rindex($helper->{VARS}->{'filename'}, '/')+1); $subdir = substr($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'}; } if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) { $helper->{VARS}->{'probstatus'}=$env{'form.problemstatus'}; } my $userCanSeeHidden = Apache::lonnavmaps::advancedUser(); Apache::lonhelper::registerHelperTags(); # "Delete everything after the last slash." $subdir =~ s|/[^/]+$||; # What can be printed is a very dynamic decision based on # lots of factors. So we need to dynamically build this list. # To prevent security leaks, states are only added to the wizard # if they can be reached, which ensures manipulating the form input # won't allow anyone to reach states they shouldn't have permission # to reach. # printChoices is tracking the kind of printing the user can # do, and will be used in a choices construction later. # In the meantime we will be adding states and elements to # the helper by hand. my $printChoices = []; my $paramHash; # If there is a current resource and it is printable # Give that as a choice. if ($resourceTitle && $res_printable) { push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('the resource you just saw on the screen').")", 'current_document', 'PAGESIZE']; } # Useful filter strings my $isPrintable = ' && $res->resprintable()'; my $isProblem = '(($res->is_problem()||$res->contains_problem() ||$res->is_practice()))'; $isProblem .= $isPrintable unless $userCanPrint; $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden; my $isProblemOrMap = '($res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())'; $isProblemOrMap .= $isPrintable unless $userCanPrint; my $isNotMap = '(!$res->is_sequence())'; $isNotMap .= $isPrintable unless $userCanPrint; $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden; my $isMap = '$res->is_map()'; $isMap .= $isPrintable unless $userCanPrint; my $symbFilter = '$res->shown_symb() '; my $urlValue = '$res->link()'; $helper->declareVar('SEQUENCE'); # If we're in a sequence... my $start_new_option; if ($perm{'pav'}) { $start_new_option = "<option text='".&mt('Start new page<br />before selected'). "' variable='FINISHPAGE' />". "<option text='".&mt('Extra space<br />before selected'). "' variable='EXTRASPACE' type='text' />" . "<option " . "' variable='POSSIBLE_RESOURCES' type='hidden' />". "<option text='".&mt('Space units<br />check for mm'). "' variable='EXTRASPACE_UNITS' type='checkbox' />" ; } # If not construction space user can print the components of a page: my $page_ispage; my $page_title; if (!$helper->{VARS}->{'construction'}) { my $varspostdata = $helper->{VARS}->{'postdata'}; my $varsassignment = $helper->{VARS}->{'assignment'}; my $page_navmap = Apache::lonnavmaps::navmap->new(); if (defined($page_navmap)) { my @page_resources = $page_navmap->retrieveResources($url); if(defined($page_resources[0])) { $page_ispage = $page_resources[0]->is_page(); $page_title = $page_resources[0]->title(); my $resourcesymb = $page_resources[0]->symb(); my ($pagemap, $pageid, $pageurl) = &Apache::lonnet::decode_symb($symb); if ($page_ispage) { push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>'), 'map_problems_in_page', 'CHOOSE_PROBLEMS_PAGE']; push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from page [_3]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>'), 'map_resources_in_page', 'CHOOSE_RESOURCES_PAGE']; } my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS_PAGE', 'Select Problem(s) to print', "multichoice='1' toponly='1' addstatus='1' closeallpages='1'", 'RESOURCES', 'PAGESIZE', $url, $isProblem, '', $symbFilter, $start_new_option); $helperFragment .= &generate_resource_chooser('CHOOSE_RESOURCES_PAGE', 'Select Resource(s) to print', 'multichoice="1" toponly="1" addstatus="1" closeallpages="1"', 'RESOURCES', 'PAGESIZE', $url, $isNotMap, '', $symbFilter, $start_new_option); &Apache::lonxml::xmlparse($r, 'helper', $helperFragment); } } } if (($helper->{'VAR'}->{'construction'} ne '1' ) && $helper->{VARS}->{'postdata'} && $helper->{VARS}->{'assignment'}) { # BZ 5209 - Print incomplete problems from sequence: # the exact form of this depends on whether or not we are privileged or a mere # plebe of s student: my $printSelector = 'map_incomplete_problems_seq'; my $nextState = 'CHOOSE_INCOMPLETE_SEQ'; my $textSuffix = ''; if ($userCanPrint) { $printSelector = 'map_incomplete_problems_people_seq'; $nextState = 'CHOOSE_INCOMPLETE_PEOPLE_SEQ'; $textSuffix = ' for selected students'; my $helperStates = &create_incomplete_folder_selstud_helper($helper, $map); &Apache::lonxml::xmlparse($r, 'helper', $helperStates); } else { my $helperStates = &create_incomplete_folder_helper($helper, $map); # Create needed states for student. &Apache::lonxml::xmlparse($r, 'helper', $helperStates); } push(@{$printChoices}, [&mt('Selected [_1]Incomplete Problems[_2] from folder [_3]' . $textSuffix, '<b>', '</b>', '<b><i>'. $sequenceTitle . '</b></i>'), $printSelector, $nextState]); # Allow problems from sequence push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'), 'map_problems', 'CHOOSE_PROBLEMS']; # Allow all resources from sequence push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'), 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML']; my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS', 'Select Problem(s) to print', 'multichoice="1" toponly="1" addstatus="1" closeallpages="1"', 'RESOURCES', 'PAGESIZE', $map, $isProblem, '', $symbFilter, $start_new_option); $helperFragment .= &generate_resource_chooser('CHOOSE_PROBLEMS_HTML', 'Select Resource(s) to print', 'multichoice="1" toponly="1" addstatus="1" closeallpages="1"', 'RESOURCES', 'PAGESIZE', $map, $isNotMap, '', $symbFilter, $start_new_option); &Apache::lonxml::xmlparse($r, 'helper', $helperFragment); } # If the user has pfo (print for others) allow them to print all # problems and resources in the entire course, optionally for selected students my $post_data = $helper->{VARS}->{'postdata'}; if ($perm{'pfo'} && !$is_published && ($post_data=~/\/res\// || $post_data =~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) { # BZ 5209 - incomplete problems from entire course: push(@{$printChoices}, [&mtn('Selected <b>Incomplete Problems</b> from <b>entire course</b> for selected people'), 'incomplete_problems_selpeople_course', 'INCOMPLETE_PROBLEMS_COURSE_RESOURCES']); my $helperFragment = &create_incomplete_course_helper($helper); # Create needed states. &Apache::lonxml::xmlparse($r, 'helper', $helperFragment); # Selected problems/resources from entire course: push @{$printChoices}, [&mtn('Selected <b>Problems</b> from <b>entire course</b>'), 'all_problems', 'ALL_PROBLEMS']; push @{$printChoices}, [&mtn('Selected <b>Resources</b> from <b>entire course</b>'), 'all_resources', 'ALL_RESOURCES']; push @{$printChoices}, [&mtn('Selected <b>Problems</b> from <b>entire course</b> for <b>selected people</b>'), 'all_problems_students', 'ALL_PROBLEMS_STUDENTS']; my $suffixXml = <<ALL_PROBLEMS; <state name="STUDENTS1" title="Select People"> <message><b>Select sorting order of printout</b> </message> <choices variable='student_sort'> <choice computer='0'>Sort by section then student</choice> <choice computer='1'>Sort by students across sections.</choice> </choices> <message><br /><hr /><br /> </message> <student multichoice='1' variable="STUDENTS" nextstate="PRINT_FORMATTING" coursepersonnel="1"/> </state> ALL_PROBLEMS &Apache::lonxml::xmlparse($r, 'helper', &generate_resource_chooser('ALL_PROBLEMS', 'SelectProblem(s) to print', 'multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"', 'RESOURCES', 'PAGESIZE', '', $isProblemOrMap, $isNotMap, $symbFilter, $start_new_option) . &generate_resource_chooser('ALL_RESOURCES', 'Select Resource(s) to print', " toponly='0' multichoice='1' suppressEmptySequences='0' addstatus='1' closeallpages='1'", 'RESOURCES', 'PAGESIZE', '', $isNotMap,'',$symbFilter, $start_new_option) . &generate_resource_chooser('ALL_PROBLEMS_STUDENTS', 'Select Problem(s) to print', 'toponly="0" multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"', 'RESOURCES', 'STUDENTS1', '', $isProblemOrMap,'' , $symbFilter, $start_new_option) . $suffixXml ); if ($helper->{VARS}->{'assignment'}) { # If we were looking at a page, allow a selection of problems from the page # either for selected students or for coded assignments. if ($page_ispage) { push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3] for [_4]selected people[_5]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>', '<b>', '</b>'), 'problems_for_students_from_page', 'CHOOSE_TGT_STUDENTS_PAGE']; push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3] for [_4]CODEd assignments[_5]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>', '<b>', '</b>'), 'problems_for_anon_page', 'CHOOSE_ANON1_PAGE']; } push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3] for [_4]selected people[_5]', '<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'), 'problems_for_students', 'CHOOSE_STUDENTS']; push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3] for [_4]CODEd assignments[_5]', '<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'), 'problems_for_anon', 'CHOOSE_ANON1']; } my $randomly_ordered_warning = &get_randomly_ordered_warning($helper, $map); # resource_selector will hold a few states that: # - Allow resources to be selected for printing. # - Determine pagination between assignments. # - Determine how many assignments should be bundled into a single PDF. # TODO: # Probably good to do things like separate this up into several vars, each # with one state, and use REGEXPs at inclusion time to set state names # and next states for better mix and match capability # my $resource_selector= &generate_resource_chooser('SELECT_PROBLEMS', 'Select resources to print', 'multichoice="1" addstatus="1" closeallpages="1"', 'RESOURCES', 'PRINT_FORMATTING', $map, $isProblem, '', $symbFilter, $start_new_option); $resource_selector .= &generate_format_selector($helper, 'How should results be printed?', 'PRINT_FORMATTING'). &generate_resource_chooser('CHOOSE_STUDENTS_PAGE', 'Select Problem(s) to print', "multichoice='1' addstatus='1' closeallpages ='1'", 'RESOURCES', 'PRINT_FORMATTING', $url, $isProblem, '', $symbFilter, $start_new_option); # Generate student choosers. &Apache::lonxml::xmlparse($r, 'helper', &generate_student_chooser('CHOOSE_TGT_STUDENTS_PAGE', 'student_sort', 'STUDENTS', 'CHOOSE_STUDENTS_PAGE')); &Apache::lonxml::xmlparse($r, 'helper', &generate_student_chooser('CHOOSE_STUDENTS', 'student_sort', 'STUDENTS', 'SELECT_PROBLEMS')); &Apache::lonxml::xmlparse($r, 'helper', $resource_selector); my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum); my $namechoice='<choice></choice>'; foreach my $name (sort {uc($a) cmp uc($b)} @names) { if ($name =~ /^error: 2 /) { next; } if ($name =~ /^type\0/) { next; } $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>'; } my %code_values; my %codes_to_print; foreach my $key (@names) { %code_values = &Apache::grades::get_codes($key, $cdom, $cnum); foreach my $key (keys(%code_values)) { $codes_to_print{$key} = 1; } } my $code_selection; foreach my $code (sort {uc($a) cmp uc($b)} (keys(%codes_to_print))) { my $choice = $code; if ($code =~ /^[A-Z]+$/) { # Alpha code $choice = &letters_to_num($code); } push(@{$helper->{DATA}{ALL_CODE_CHOICES}},[$code,$choice]); } if (%codes_to_print) { $code_selection .=' <message><b>Choose single CODE from list:</b></message> <message></td><td></message> <dropdown variable="CODE_SELECTED_FROM_LIST" multichoice="0" allowempty="0"> <choice></choice> <exec> push(@{$state->{CHOICES}},@{$helper->{DATA}{ALL_CODE_CHOICES}}); </exec> </dropdown> <message></td></tr><tr><td></message> '.$/; } my @lines = &Apache::grades::get_scantronformat_file(); my $codechoice=''; foreach my $line (@lines) { my ($name,$description,$code_type,$code_length)= (split(/:/,$line))[0,1,2,4]; if ($code_length > 0 && $code_type =~/^(letter|number|-1)/) { $codechoice.='<choice computer="'.$name.'">'.$description.'</choice>'; } } if ($codechoice eq '') { $codechoice='<choice computer="default">Default</choice>'; } my $anon1 = &generate_code_selector($helper, 'CHOOSE_ANON1', 'SELECT_PROBLEMS', $codechoice, $code_selection, $namechoice) . $resource_selector; &Apache::lonxml::xmlparse($r, 'helper',$anon1); my $anon_page = &generate_code_selector($helper, 'CHOOSE_ANON1_PAGE', 'SELECT_PROBLEMS_PAGE', $codechoice, $code_selection, $namechoice) . &generate_resource_chooser('SELECT_PROBLEMS_PAGE', 'Select Problem(s) to print', "multichoice='1' addstatus='1' closeallpages ='1'", 'RESOURCES', 'PRINT_FORMATTING', $url, $isProblem, '', $symbFilter, $start_new_option); &Apache::lonxml::xmlparse($r, 'helper', $anon_page); if ($helper->{VARS}->{'assignment'}) { # Assignment printing: push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3] for [_4]selected people[_5]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'), 'resources_for_students', 'CHOOSE_STUDENTS1']; push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3] for [_4]CODEd assignments[_5]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'), 'resources_for_anon', 'CHOOSE_ANON2']; } $resource_selector=<<RESOURCE_SELECTOR; <state name="SELECT_RESOURCES" title="Select Resources"> $randomly_ordered_warning <nextstate>PRINT_FORMATTING</nextstate> <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message> <resource variable="RESOURCES" multichoice="1" addstatus="1" closeallpages="1"> <filterfunc>return $isNotMap;</filterfunc> <mapurl>$map</mapurl> <valuefunc>return $symbFilter;</valuefunc> $start_new_option </resource> </state> RESOURCE_SELECTOR $resource_selector .= &generate_format_selector($helper, 'Format of the print job', 'PRINT_FORMATTING'); &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1); <state name="CHOOSE_STUDENTS1" title="Select Students and Resources"> <choices variable='student_sort'> <choice computer='0'>Sort by section then student</choice> <choice computer='1'>Sort by students across sections.</choice> </choices> <message><br /><hr /><br /></message> <student multichoice='1' variable="STUDENTS" nextstate="SELECT_RESOURCES" coursepersonnel="1" /> </state> $resource_selector CHOOSE_STUDENTS1 &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2); <state name="CHOOSE_ANON2" title="Select CODEd Assignments"> <nextstate>SELECT_RESOURCES</nextstate> <message><h4>Fill out one of the forms below</h4></message> <message><br /><hr /> <br /></message> <message><h3>Generate new CODEd Assignments</h3></message> <message><table><tr><td><b>Number of CODEd assignments to print:</b></td><td></message> <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5" noproceed="1"> <validator> if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) && !\$helper->{'VARS'}{'REUSE_OLD_CODES'} && !\$helper->{'VARS'}{'SINGLE_CODE'} && !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) { return "You need to specify the number of assignments to print"; } if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) >= 1) && (\$helper->{'VARS'}{'SINGLE_CODE'} ne '') ) { return 'Specifying number of codes to print and a specific code is not compatible'; } return undef; </validator> </string> <message></td></tr><tr><td></message> <message><b>Names to save the CODEs under for later:</b></message> <message></td><td></message> <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" /> <message></td></tr><tr><td></message> <message><b>Bubblesheet type:</b></message> <message></td><td></message> <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0"> $codechoice </dropdown> <message></td></tr><tr><td></table></message> <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message> <message><tr><td><b>Enter a CODE to print:</b></td><td></message> <string variable="SINGLE_CODE" size="10"> <validator> if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} && !\$helper->{'VARS'}{'REUSE_OLD_CODES'} && !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) { return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'}, \$helper->{'VARS'}{'CODE_OPTION'}); } elsif (\$helper->{'VARS'}{'SINGLE_CODE'} ne ''){ return 'Specifying a code name is incompatible specifying number of codes.'; } else { return undef; # Other forces control us. } </validator> </string> <message></td></tr><tr><td></message> $code_selection <message></td></tr></table></message> <message><hr /><h3>Reprint a Set of Saved CODEs</h3><table><tr><td></message> <message><b>Select saved CODEs:</b></message> <message></td><td></message> <dropdown variable="REUSE_OLD_CODES"> $namechoice </dropdown> <message></td></tr></table></message> </state> $resource_selector CHOOSE_ANON2 } # FIXME: That RE should come from a library somewhere. if (($perm{'pav'} && $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/' && (defined($helper->{'VARS'}->{'construction'}) || (&Apache::lonnet::allowed('bre',$subdir) eq 'F' && $helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/) )) && $helper->{VARS}->{'assignment'} eq "" ) { my $pretty_dir = &Apache::lonnet::hreflocation($subdir); push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from current subdirectory [_3]','<b>','</b>','<b><i>'.$pretty_dir.'</i></b>','<b>','</b>'), 'problems_from_directory', 'CHOOSE_FROM_SUBDIR']; my $xmlfrag = <<CHOOSE_FROM_SUBDIR; <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$pretty_dir</small></b> to print"> <files variable="FILES" multichoice='1'> <nextstate>PAGESIZE</nextstate> <filechoice>return '$subdir';</filechoice> CHOOSE_FROM_SUBDIR # this is broken up because I really want interpolation above, # and I really DON'T want it below $xmlfrag .= <<'CHOOSE_FROM_SUBDIR'; <filefilter>return Apache::lonhelper::files::not_old_version($filename) && $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/; </filefilter> </files> </state> CHOOSE_FROM_SUBDIR &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag); } # Allow the user to select any sequence in the course, feed it to # another resource selector for that sequence if (!$helper->{VARS}->{'construction'} && !$is_published) { push @$printChoices, [&mtn("Selected <b>Resources</b> from <b>selected folder</b> in course"), 'select_sequences', 'CHOOSE_SEQUENCE']; my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'}; #Escape apostrophes and backslashes for Perl $escapedSequenceName =~ s/\\/\\\\/g; $escapedSequenceName =~ s/'/\\'/g; &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE); <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From"> <message>Select the sequence to print resources from:</message> <resource variable="SEQUENCE"> <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate> <filterfunc>return \$res->is_sequence;</filterfunc> <valuefunc>return $urlValue;</valuefunc> <choicefunc>return \$res->hasResource(\$res,sub { return !\$_[0]->is_sequence() },0,0); </choicefunc> </resource> </state> <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print"> <message>(mark desired resources then click "next" button) <br /></message> <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1" closeallpages="1"> <nextstate>PAGESIZE</nextstate> <filterfunc>return $isNotMap</filterfunc> <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl> <valuefunc>return $symbFilter;</valuefunc> $start_new_option </resource> </state> CHOOSE_FROM_ANY_SEQUENCE } # Generate the first state, to select which resources get printed. Apache::lonhelper::state->new("START", "Select Printing Options:"); $paramHash = Apache::lonhelper::getParamHash(); $paramHash->{MESSAGE_TEXT} = ""; Apache::lonhelper::message->new(); $paramHash = Apache::lonhelper::getParamHash(); $paramHash->{'variable'} = 'PRINT_TYPE'; $paramHash->{CHOICES} = $printChoices; Apache::lonhelper::choices->new(); my $startedTable = 0; # have we started an HTML table yet? (need # to close it later) if (($perm{'pav'} and $perm{'vgr'}) or ($helper->{VARS}->{'construction'} eq '1')) { &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->{'variable'} = 'ANSWER_TYPE'; $helper->declareVar('ANSWER_TYPE'); $paramHash->{CHOICES} = [ ['Without Answers', 'yes'], ['With Answers', 'no'], ['Only Answers', 'only'] ]; Apache::lonhelper::dropdown->new(); &addMessage(&Apache::lonhtmlcommon::row_closure()); $startedTable = 1; # # Select font size. # $helper->declareVar('fontsize'); &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Font Size'))); my $xmlfrag = << "FONT_SELECTION"; <dropdown variable='fontsize' multichoice='0', allowempty='0'> <defaultvalue> return 'normalsize'; </defaultvalue> <choice computer='tiny'>Tiny</choice> <choice computer='sub/superscriptsize'>Script Size</choice> <choice computer='footnotesize'>Footnote Size</choice> <choice computer='small'>Small</choice> <choice computer='normalsize'>Normal (default)</choice> <choice computer='large'>larger than normal</choice> <choice computer='Large'>Even larger than normal</choice> <choice computer='LARGE'>Still larger than normal</choice> <choice computer='huge'>huge font size</choice> <choice computer='Huge'>Largest possible size</choice> </dropdown> FONT_SELECTION &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag); &addMessage(&Apache::lonhtmlcommon::row_closure(1)); } if ($perm{'pav'}) { if (!$startedTable) { addMessage("<hr width='33%' /><table><tr><td align='right'>". '<label for="LATEX_TYPE_forminput">'. &mt('LaTeX mode'). "</label>: </td><td>"); $startedTable = 1; } else { &addMessage(&Apache::lonhtmlcommon::row_title( '<label for="LATEX_TYPE_forminput">' .&mt('LaTeX mode') .'</label>' ) ); } $paramHash = Apache::lonhelper::getParamHash(); $paramHash->{'variable'} = 'LATEX_TYPE'; $helper->declareVar('LATEX_TYPE'); if ($helper->{VARS}->{'construction'} eq '1') { $paramHash->{CHOICES} = [ ['standard LaTeX mode', 'standard'], ['LaTeX batchmode', 'batchmode'], ]; } else { $paramHash->{CHOICES} = [ ['LaTeX batchmode', 'batchmode'], ['standard LaTeX mode', 'standard'] ]; } Apache::lonhelper::dropdown->new(); &addMessage(&Apache::lonhtmlcommon::row_closure() .&Apache::lonhtmlcommon::row_title( '<label for="TABLE_CONTENTS_forminput">' .&mt('Print Table of Contents') .'</label>' ) ); $paramHash = Apache::lonhelper::getParamHash(); $paramHash->{'variable'} = 'TABLE_CONTENTS'; $helper->declareVar('TABLE_CONTENTS'); $paramHash->{CHOICES} = [ ['No', 'no'], ['Yes', 'yes'] ]; Apache::lonhelper::dropdown->new(); &addMessage(&Apache::lonhtmlcommon::row_closure()); if (not $helper->{VARS}->{'construction'}) { &addMessage(&Apache::lonhtmlcommon::row_title( '<label for="TABLE_INDEX_forminput">' .&mt('Print Index') .'</label>' ) ); $paramHash = Apache::lonhelper::getParamHash(); $paramHash->{'variable'} = 'TABLE_INDEX'; $helper->declareVar('TABLE_INDEX'); $paramHash->{CHOICES} = [ ['No', 'no'], ['Yes', 'yes'] ]; Apache::lonhelper::dropdown->new(); &addMessage(&Apache::lonhtmlcommon::row_closure()); &addMessage(&Apache::lonhtmlcommon::row_title( '<label for="PRINT_DISCUSSIONS_forminput">' .&mt('Print Discussions') .'</label>' ) ); $paramHash = Apache::lonhelper::getParamHash(); $paramHash->{'variable'} = 'PRINT_DISCUSSIONS'; $helper->declareVar('PRINT_DISCUSSIONS'); $paramHash->{CHOICES} = [ ['No', 'no'], ['Yes', 'yes'] ]; Apache::lonhelper::dropdown->new(); &addMessage(&Apache::lonhtmlcommon::row_closure()); # Prompt for printing annotations too. &addMessage(&Apache::lonhtmlcommon::row_title( '<label for="PRINT_ANNOTATIONS_forminput">' .&mt('Print Annotations') .'</label>' ) ); $paramHash = Apache::lonhelper::getParamHash(); $paramHash->{'variable'} = "PRINT_ANNOTATIONS"; $helper->declareVar("PRINT_ANNOTATIONS"); $paramHash->{CHOICES} = [ ['No', 'no'], ['Yes', 'yes']]; Apache::lonhelper::dropdown->new(); &addMessage(&Apache::lonhtmlcommon::row_closure()); &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Foils'))); $paramHash = Apache::lonhelper::getParamHash(); $paramHash->{'multichoice'} = "true"; $paramHash->{'allowempty'} = "true"; $paramHash->{'variable'} = "showallfoils"; $paramHash->{'CHOICES'} = [ [&mt('Show All Foils'), "1"] ]; Apache::lonhelper::choices->new(); &addMessage(&Apache::lonhtmlcommon::row_closure(1)); } if ($helper->{'VARS'}->{'construction'}) { my $stylevalue='$Apache::lonnet::env{"construct.style"}'; my $randseedtext=&mt("Use random seed"); my $stylefiletext=&mt("Use style file"); my $selectfiletext=&mt("Select style file"); my $xmlfrag .= '<message>' .&Apache::lonhtmlcommon::row_title('<label for="curseed_forminput">' .$randseedtext .'</label>' ) .'</message> <string variable="curseed" size="15" maxlength="15"> <defaultvalue> return '.$helper->{VARS}->{'curseed'}.'; </defaultvalue>' .'</string>' .'<message>' .&Apache::lonhtmlcommon::row_closure() .&Apache::lonhtmlcommon::row_title('<label for="style_file">' .$stylefiletext .'</label>' ) .'</message> <string variable="style_file" size="40"> <defaultvalue> return '.$stylevalue.'; </defaultvalue> </string><message> ' .qq|<a href="javascript:openbrowser('helpform','style_file_forminput','sty')">| .$selectfiletext.'</a>' .&Apache::lonhtmlcommon::row_closure() .&Apache::lonhtmlcommon::row_title(&mt('Show All Foils')) .'</message> <choices allowempty="1" multichoice="true" variable="showallfoils"> <choice computer="1"> </choice> </choices>' .'<message>' .&Apache::lonhtmlcommon::row_closure() .'</message>'; &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag); &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Problem Type'))); # # Initial value from construction space: # if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) { $helper->{VARS}->{'probstatus'} = $env{'form.problemtype'}; # initial value } $xmlfrag = << "PROBTYPE"; <dropdown variable="probstatus" multichoice="0" allowempty="0"> <defaultvalue> return "$helper->{VARS}->{'probstatus'}"; </defaultvalue> <choice computer="problem">Homework Problem</choice> <choice computer="exam">Exam Problem</choice> <choice computer="survey">Survey question</choice> ,choice computer="anonsurvey"Anonymous survey question</choice> </dropdown> PROBTYPE &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag); &addMessage(&Apache::lonhtmlcommon::row_closure(1)); } } if ($startedTable) { &addMessage(&Apache::lonhtmlcommon::end_pick_box()); } Apache::lonprintout::page_format_state->new("FORMAT"); # Generate the PAGESIZE state which will offer the user the margin # choices if they select one column Apache::lonhelper::state->new("PAGESIZE", "Set Margins"); Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL'); $helper->process(); # MANUAL BAILOUT CONDITION: # If we're in the "final" state, bailout and return to handler if ($helper->{STATE} eq 'FINAL') { return $helper; } my $footer; if ($helper->{STATE} eq 'START') { my $prtspool=$r->dir_config('lonPrtDir'); $footer = &recently_generated($prtspool); } $r->print($helper->display($footer)); &Apache::lonhelper::unregisterHelperTags(); return OK; } 1; package Apache::lonprintout::page_format_state; =pod =head1 Helper element: page_format_state See lonhelper.pm documentation for discussion of the helper framework. Apache::lonprintout::page_format_state is an element that gives the user an opportunity to select the page layout they wish to print with: Number of columns, portrait/landscape, and paper size. If you want to change the paper size choices, change the @paperSize array contents in this package. page_format_state is always directly invoked in lonprintout.pm, so there is no tag interface. You actually pass parameters to the constructor. =over 4 =item * B<new>(varName): varName is where the print information will be stored in the format FIXME. =back =cut use Apache::lonhelper; no strict; @ISA = ("Apache::lonhelper::element"); use strict; use Apache::lonlocal; use Apache::lonnet; my $maxColumns = 2; # it'd be nice if these all worked #my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]", # "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]", # "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]", # "a5 [148x210 mm]", "a6 [105x148 mm]" ); my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]", "a4 [210x297 mm]"); # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum | # Paper type sub new { my $self = Apache::lonhelper::element->new(); shift; $self->{'variable'} = shift; my $helper = Apache::lonhelper::getHelper(); $helper->declareVar($self->{'variable'}); bless($self); return $self; } sub render { my $self = shift; my $helper = Apache::lonhelper::getHelper(); my $result = ''; my $var = $self->{'variable'}; my $PageLayout=&mt('Page layout'); my $NumberOfColumns=&mt('Number of columns'); my $PaperType=&mt('Paper type'); my $landscape=&mt('Landscape'); my $portrait=&mt('Portrait'); my $pdfFormLabel=&mt('PDF-Formfields'); my $with=&mt('with Formfields'); my $without=&mt('without Formfields'); $result.='<h3>'.&mt('Layout Options').'</h3>' .&Apache::loncommon::start_data_table() .&Apache::loncommon::start_data_table_header_row() .'<th>'.$PageLayout.'</th>' .'<th>'.$NumberOfColumns.'</th>' .'<th>'.$PaperType.'</th>' .'<th>'.$pdfFormLabel.'</th>' .&Apache::loncommon::end_data_table_header_row() .&Apache::loncommon::start_data_table_row() .'<td>' .'<label><input type="radio" name="'.${var}.'.layout" value="L" />'.$landscape.'</label><br />' .'<label><input type="radio" name="'.${var}.'.layout" value="P" checked="checked" />'.$portrait.'</label>' .'</td>'; $result.='<td align="center">' .'<select name="'.${var}.'.cols">'; my $i; for ($i = 1; $i <= $maxColumns; $i++) { if ($i == 2) { $result .= '<option value="'.$i.'" selected="selected">'.$i.'</option>'."\n"; } else { $result .= '<option value="'.$i.'">'.$i.'</option>'."\n"; } } $result .= "</select></td><td>\n"; $result .= "<select name='${var}.paper'>\n"; my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'}); my $DefaultPaperSize=lc($parmhash{'default_paper_size'}); $DefaultPaperSize=~s/\s//g; if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';} $i = 0; foreach (@paperSize) { $_=~/(\w+)/; my $papersize=$1; if ($paperSize[$i]=~/$DefaultPaperSize/) { $result .= '<option selected="selected" value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n"; } else { $result .= '<option value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n"; } $i++; } $result .= <<HTML; </select> </td> <td align='center'> <select name='${var}.pdfFormFields'> <option selected="selected" value="no">$without</option> <option value="yes">$with</option> </select> </td> HTML $result.=&Apache::loncommon::end_data_table_row() .&Apache::loncommon::end_data_table(); return $result; } sub postprocess { my $self = shift; my $var = $self->{'variable'}; my $helper = Apache::lonhelper->getHelper(); $helper->{VARS}->{$var} = $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' . $env{"form.$var.paper"} . '|' . $env{"form.$var.pdfFormFields"}; return 1; } 1; package Apache::lonprintout::page_size_state; =pod =head1 Helper element: page_size_state See lonhelper.pm documentation for discussion of the helper framework. Apache::lonprintout::page_size_state is an element that gives the user the opportunity to further refine the page settings if they select a single-column page. page_size_state is always directly invoked in lonprintout.pm, so there is no tag interface. You actually pass parameters to the constructor. =over 4 =item * B<new>(varName): varName is where the print information will be stored in the format FIXME. =back =cut use Apache::lonhelper; use Apache::lonnet; no strict; @ISA = ("Apache::lonhelper::element"); use strict; sub new { my $self = Apache::lonhelper::element->new(); shift; # disturbs me (probably prevents subclassing) but works (drops # package descriptor)... - Jeremy $self->{'variable'} = shift; my $helper = Apache::lonhelper::getHelper(); $helper->declareVar($self->{'variable'}); # The variable name of the format element, so we can look into # $helper->{VARS} to figure out whether the columns are one or two $self->{'formatvar'} = shift; $self->{NEXTSTATE} = shift; bless($self); return $self; } sub render { my $self = shift; my $helper = Apache::lonhelper::getHelper(); my $result = ''; my $var = $self->{'variable'}; if (defined $self->{ERROR_MSG}) { $result .= '<br /><span class="LC_error">' . $self->{ERROR_MSG} . '</span><br />'; } my $format = $helper->{VARS}->{$self->{'formatvar'}}; # Use format to get sensible defaults for the margins: my ($laystyle, $cols, $papersize) = split(/\|/, $format); ($papersize) = split(/ /, $papersize); $laystyle = &Apache::lonprintout::map_laystyle($laystyle); my %size; ($size{'width_and_units'}, $size{'height_and_units'}, $size{'margin_and_units'})= &Apache::lonprintout::page_format($papersize, $laystyle, $cols); foreach my $dimension ('width','height','margin') { ($size{$dimension},$size{$dimension.'_unit'}) = split(/ +/, $size{$dimension.'_and_units'},2); foreach my $unit ('cm','in') { $size{$dimension.'_options'} .= '<option '; if ($size{$dimension.'_unit'} eq $unit) { $size{$dimension.'_options'} .= 'selected="selected" '; } $size{$dimension.'_options'} .= '>'.$unit.'</option>'; } } # Adjust margin for LaTeX margin: .. requires units == cm or in. if ($size{'margin_unit'} eq 'in') { $size{'margin'} += 1; } else { $size{'margin'} += 2.54; } my %lt = &Apache::lonlocal::texthash( 'format' => 'How should each column be formatted?', 'width' => 'Width', 'height' => 'Height', 'margin' => 'Left Margin' ); $result .= '<p>'.$lt{'format'}.'</p>' .&Apache::lonhtmlcommon::start_pick_box() .&Apache::lonhtmlcommon::row_title($lt{'width'}) .'<input type="text" name="'.$var.'.width" value="'.$size{'width'}.'" size="4" />' .'<select name="'.$var.'.widthunit">' .$size{'width_options'} .'</select>' .&Apache::lonhtmlcommon::row_closure() .&Apache::lonhtmlcommon::row_title($lt{'height'}) .'<input type="text" name="'.$var.'.height" value="'.$size{'height'}.'" size="4" />' .'<select name="'.$var.'.heightunit">' .$size{'height_options'} .'</select>' .&Apache::lonhtmlcommon::row_closure() .&Apache::lonhtmlcommon::row_title($lt{'margin'}) .'<input type="text" name="'.$var.'.lmargin" value="'.$size{'margin'}.'" size="4" />' .'<select name="'.$var.'.lmarginunit">' .$size{'margin_options'} .'</select>' .&Apache::lonhtmlcommon::row_closure(1) .&Apache::lonhtmlcommon::end_pick_box(); # <p>Hint: Some instructors like to leave scratch space for the student by # making the width much smaller than the width of the page.</p> return $result; } sub preprocess { my $self = shift; my $helper = Apache::lonhelper::getHelper(); my $format = $helper->{VARS}->{$self->{'formatvar'}}; # If the user does not have 'pav' privilege, set default widths and # on to the next state right away. # if (!$perm{'pav'}) { my $var = $self->{'variable'}; my $format = $helper->{VARS}->{$self->{'formatvar'}}; my ($laystyle, $cols, $papersize) = split(/\|/, $format); ($papersize) = split(/ /, $papersize); $laystyle = &Apache::lonprintout::map_laystyle($laystyle); # Figure out some good defaults for the print out and set them: my %size; ($size{'width'}, $size{'height'}, $size{'lmargin'})= &Apache::lonprintout::page_format($papersize, $laystyle, $cols); foreach my $dim ('width', 'height', 'lmargin') { my ($value, $units) = split(/ /, $size{$dim}); $helper->{VARS}->{"$var.".$dim} = $value; $helper->{VARS}->{"$var.".$dim.'unit'} = $units; } # Transition to the next state $helper->changeState($self->{NEXTSTATE}); } return 1; } sub postprocess { my $self = shift; 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 $error = ''; # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed # by an optional period, followed by digits, ending the string if ($width !~ /^-?[0-9]*(\.[0-9]*)?$/) { $error .= "Invalid width; please type only a number.<br />\n"; } if ($height !~ /^-?[0-9]*(\.[0-9]*)?$/) { $error .= "Invalid height; please type only a number.<br />\n"; } if ($lmargin !~ /^-?[0-9]*(\.[0-9]*)?$/) { $error .= "Invalid left margin; please type only a number.<br />\n"; } else { # Adjust for LaTeX 1.0 inch margin: if ($env{"form.${var}.lmarginunit"} eq "in") { $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 1; } else { $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 2.54; } } if (!$error) { Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE}); return 1; } else { $self->{ERROR_MSG} = $error; return 0; } } __END__