Annotation of loncom/interface/lonprintout.pm, revision 1.602

1.590     foxr        1: 
1.389     foxr        2: # The LearningOnline Network
1.1       www         3: # Printout
                      4: #
1.602   ! www         5: # $Id: lonprintout.pm,v 1.601 2011/10/26 02:09:42 www Exp $
1.11      albertel    6: #
                      7: # Copyright Michigan State University Board of Trustees
                      8: #
                      9: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                     10: #
                     11: # LON-CAPA is free software; you can redistribute it and/or modify
                     12: # it under the terms of the GNU General Public License as published by
                     13: # the Free Software Foundation; either version 2 of the License, or
                     14: # (at your option) any later version.
                     15: #
                     16: # LON-CAPA is distributed in the hope that it will be useful,
                     17: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     18: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     19: # GNU General Public License for more details.
                     20: #
                     21: # You should have received a copy of the GNU General Public License
                     22: # along with LON-CAPA; if not, write to the Free Software
                     23: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     24: #
                     25: # /home/httpd/html/adm/gpl.txt
                     26: # http://www.lon-capa.org/
                     27: #
1.3       sakharuk   28: #
1.1       www        29: package Apache::lonprintout;
                     30: use strict;
1.10      albertel   31: use Apache::Constants qw(:common :http);
1.2       sakharuk   32: use Apache::lonxml;
                     33: use Apache::lonnet;
1.54      sakharuk   34: use Apache::loncommon;
1.13      sakharuk   35: use Apache::inputtags;
1.54      sakharuk   36: use Apache::grades;
1.13      sakharuk   37: use Apache::edit;
1.5       sakharuk   38: use Apache::File();
1.68      sakharuk   39: use Apache::lonnavmaps;
1.511     foxr       40: use Apache::admannotations;
1.521     foxr       41: use Apache::lonenc;
1.531     foxr       42: use Apache::entities;
1.550     foxr       43: use Apache::londefdef;
                     44: 
                     45: use File::Basename;
1.531     foxr       46: 
1.515     foxr       47: use HTTP::Response;
1.491     albertel   48: use LONCAPA::map();
1.34      sakharuk   49: use POSIX qw(strftime);
1.255     www        50: use Apache::lonlocal;
1.429     foxr       51: use Carp;
1.439     www        52: use LONCAPA;
1.60      sakharuk   53: 
1.588     foxr       54: 
1.397     albertel   55: my %perm;
1.454     foxr       56: my %parmhash;
1.459     foxr       57: my $resources_printed;
1.454     foxr       58: 
1.515     foxr       59: # Global variables that describe errors in ssi calls detected  by ssi_with_retries.
                     60: #
                     61: 
                     62: my $ssi_error;			# True if there was an ssi error.
                     63: my $ssi_last_error_resource;	# The resource URI that could not be fetched.
                     64: my $ssi_last_error;		# The error text from the server. (e.g. 500 Server timed out).
                     65: 
                     66: #
                     67: #  Our ssi max retry count.
                     68: #
                     69: 
                     70: my $ssi_retry_count = 5;	# Some arbitrary value.
                     71: 
                     72: 
1.556     foxr       73: #  Font size:
                     74: 
                     75: my $font_size = 'normalsize';	# Default is normalsize...
                     76: 
1.562     foxr       77: #----------------------------  Helper helpers. -------------------------
                     78: 
1.590     foxr       79: # BZ5209:
                     80: #    Create the states needed to run the helper for incomplete problems from
                     81: #    the current folder for selected students.
                     82: #    This includes:
                     83: #    -  A resource selector limited to problems (incompleteness must be
                     84: #       calculated on a student per student basis.
                     85: #    -  A student selector.
                     86: #    -  Tie in to the FORMAT of the print job.
                     87: #
                     88: # States:
                     89: #   CHOOSE_INCOMPLETE_PEOPLE_SEQ      - Resource selection.
                     90: #   CHOOSE_STUDENTS_INCOMPLETE        - Student selection.
                     91: #   CHOOSE_STUDENTS_INCOMPLETE_FORMAT - Format selection
                     92: # Parameters:
                     93: #    helper - the helper which already contains info about the current folder we can
                     94: #             purloin.
                     95: #    url    - Top url of the sequence
                     96: # Return:
                     97: #     XML that can be parsed by the helper to drive the state machine.
                     98: #
                     99: sub create_incomplete_folder_selstud_helper($helper)
                    100: {
                    101:     my ($helper, $map)  = @_;
                    102: 
                    103: 
                    104:     my $symbFilter = '$res->shown_symb()';
                    105:     my $selFilter   = '$res->is_problem()';
                    106: 
                    107: 
                    108:     my $resource_chooser = &generate_resource_chooser('CHOOSE_INCOMPLETE_PEOPLE_SEQ',
                    109: 						      'Select problem(s) to print',
                    110: 						      'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
                    111: 						      'RESOURCES',
                    112: 						      'CHOOSE_STUDENTS_INCOMPLETE',
                    113: 						      $map,
                    114: 						      $selFilter,
                    115: 						      '',
                    116: 						      $symbFilter, 
                    117: 						      '');
                    118: 
                    119:     my $student_chooser = &generate_student_chooser('CHOOSE_STUDENTS_INCOMPLETE',
                    120: 						 'student_sort',
                    121: 						 'STUDENTS',
                    122: 						 'CHOOSE_STUDENTS_INCOMPLETE_FORMAT');
                    123: 
                    124:     my $format_chooser = &generate_format_selector($helper,
                    125: 						'Format of the print job',
1.598     raeburn   126: 						'CHOOSE_STUDENTS_INCOMPLETE_FORMAT'); # end state.
1.590     foxr      127: 
                    128:     return $resource_chooser . $student_chooser . $format_chooser;
                    129: }  
                    130: 
                    131: 
                    132: # BZ 5209
                    133: #     Create the states needed to run the helper for incomplete problems from
                    134: #     the current folder for selected students.
                    135: #     This includes:
                    136: #     - A resource selector limited to problems.  (incompleteness must be calculated
                    137: #       on a student per student basis.
                    138: #     - A student selector.
                    139: #     - Tie in to format for the print job.
                    140: # States:
                    141: #    INCOMPLETE_PROBLEMS_COURSE_RESOURCES - Resource selector.
                    142: #    INCOMPLETE_PROBLEMS_COURSE_STUDENTS  - Student selector.
                    143: #    INCOMPLETE_PROBLEMS_COURSE_FORMAT    - Format selection.
                    144: #
                    145: # Parameters:
                    146: #   helper   - Helper we are creating states for.
                    147: # Returns:
                    148: #   Text that can be parsed by the helper.
                    149: # 
                    150: 
                    151: sub create_incomplete_course_helper {
                    152:     my $helper = shift;
                    153: 
                    154:     my $filter = '$res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())';
                    155:     my $symbfilter = '$res->shown_symb()';
                    156:     
                    157:     my $resource_chooser = &generate_resource_chooser('INCOMPLETE_PROBLEMS_COURSE_RESOURCES',
                    158: 						      'Select problem(s) to print',
                    159: 						      'multichoice = "1" suppressEmptySequences="0" addstatus="1" closeallpagtes="1"',
                    160: 						      'RESOURCES',
                    161: 						      'INCOMPLETE_PROBLEMS_COURSE_STUDENTS',
                    162: 						      '',
                    163: 						      $filter,
                    164: 						      '',
                    165: 						      $symbfilter,
                    166: 						      '');
                    167: 
                    168:     my $people_chooser  = &generate_student_chooser('INCOMPLETE_PROBLEMS_COURSE_STUDENTS',
                    169: 						    'student_sort',
                    170: 						    'STUDENTS',
                    171: 						    'INCOMPLETE_PROBLEMS_COURSE_FORMAT');
                    172: 
                    173:     my $format = &generate_format_selector($helper,
                    174: 					   'Format of the print job',
                    175: 					   'INCOMPLETE_PROBLEMS_COURSE_FORMAT'); # end state.
                    176: 
                    177:     return $resource_chooser . $people_chooser . $format;
                    178: 
                    179: 
                    180: }
                    181: 
                    182: # BZ5209 
                    183: #   Creates the states needed to run the print helper for a student
                    184: #   that wants to print his incomplete problems from the current folder.
                    185: # Parameters:
                    186: #   $helper - helper we are generating states for.
                    187: #   $map    - The map for which the student wants incomplete problems.
                    188: # Returns:
                    189: #   XML that defines the helper states being created.
                    190: #
                    191: # States:
                    192: #   CHOOSE_INCOMPLETE_SEQ  - Resource selector.
                    193: #
                    194: sub create_incomplete_folder_helper {
                    195:     my ($helper, $map) = @_;
                    196: 
                    197:     my $filter    = '$res->is_problem()';
                    198:     $filter      .= ' && $res->resprintable() ';
                    199:     $filter      .= ' && $res->is_incomplete() ';
                    200: 
                    201:     my $symfilter = '$res->shown_symb()';
                    202: 
                    203:     my $resource_chooser = &generate_resource_chooser('CHOOSE_INCOMPLETE_SEQ',
                    204: 						      'Select problem(s) to print',
                    205: 						      'multichoice="1", toponly ="1", addstatus="1", closeallpages="1"',
                    206: 						      'RESOURCES',
                    207: 						      'PAGESIZE',
                    208: 						      $map,
                    209: 						      $filter, '', 
                    210: 						      $symfilter,
                    211: 						      '');
                    212: 
                    213:     return $resource_chooser;
                    214: }
                    215: 
                    216: 
                    217: #  Returns the text neded for a student chooser.
1.562     foxr      218: #  that text must still be parsed by the helper xml parser.
                    219: # Parameters:
                    220: #   this_state   - State name of the chooser.
                    221: #   sort_choice  - variable to hold the sorting choice.
                    222: #   variable     - Name of variable to hold students.
                    223: #   next_state   - State after chooser.
                    224: 
                    225: 
                    226: sub generate_student_chooser {
                    227:     my ($this_state, 
                    228: 	$sort_choice, 
                    229: 	$variable, 
                    230: 	$next_state) = @_;
                    231:     my $result = <<CHOOSE_STUDENTS;
                    232:   <state name="$this_state" title="Select Students and Resources">
                    233:       <message><b>Select sorting order of printout</b> </message>
                    234: 
                    235:     <choices variable="$sort_choice">
                    236:       <choice computer='0'>Sort by section then student</choice>
                    237:       <choice computer='1'>Sort by students across sections.</choice>
                    238:     </choices>
                    239: 
                    240:       <message><br /><hr /><br /> </message>
                    241:       <student multichoice='1' 
                    242:                variable="$variable" 
                    243:                nextstate="$next_state" 
                    244:                coursepersonnel="1" />
                    245:   </state>
                    246: 
                    247: CHOOSE_STUDENTS
                    248: 
                    249:   return $result;
                    250: }
                    251: 
                    252: # Generate the text needed for a resource chooser given the top level of
                    253: # the sequence/page
                    254: #
                    255: # Parameters:
                    256: #     this_state    - State name of the chooser.
                    257: #     prompt_text   - Text to use to prompt user.
                    258: #     resource_options - Resource tag options e.g.
                    259: #                        "multichoice='1', toponly='1', addstatus='1'"
                    260: #                     that control the selection and appearance of the
                    261: #                     resource selector.
                    262: #     variable      - Name of the variable to hold the choice
                    263: #     next_state    - Name of the next state the helper should transition
                    264: #                     to
                    265: #     top_url       - Top level URL within which to make the selector.
                    266: #                     If empty the top level sequence is shown.
                    267: #     filter        - How to filter the resources.
                    268: #     value_func    - <valuefunc> function.
                    269: #     choice_func   - If not empty generates a <choicefunc> with this function.
                    270: #     start_new_option 
                    271: #                   - Fragment appended after valuefunc.
                    272: #
                    273: #
                    274: sub generate_resource_chooser {
                    275:     my ($this_state,
                    276: 	$prompt_text,
                    277: 	$resource_options,
                    278: 	$variable,
                    279: 	$next_state,
                    280: 	$top_url,
                    281: 	$filter,
                    282: 	$choice_func,
                    283: 	$value_func,
                    284: 	$start_new_option)  = @_;
                    285: 
                    286:     my $result = <<CHOOSE_RESOURCES;
                    287: <state name="$this_state" title="$prompt_text">
                    288:     <resource variable="$variable" $resource_options
                    289:               closeallpages="1">
                    290:       <nextstate>$next_state</nextstate>
                    291:       <filterfunc>return $filter;</filterfunc>
                    292: CHOOSE_RESOURCES
                    293:     if ($choice_func ne '') {
                    294: 	$result .= "<choicefunc>return $choice_func;</choicefunc>";
                    295:     }
                    296:     if ($top_url ne '') {
                    297: 	$result .=  "<mapurl>$top_url</mapurl>";
                    298:     }
                    299:     $result .= <<CHOOSE_RESOURCES;
                    300:       <valuefunc>return $value_func;</valuefunc>
                    301:       $start_new_option
                    302:       </resource>
                    303:     </state>
                    304: CHOOSE_RESOURCES
                    305: 
                    306:     return $result;
                    307: }
                    308: #
                    309: #   Generate the helper XML for a code choice helper dialog:
                    310: #
                    311: # Paramters:
                    312: #   $helper       - Reference to the helper.
                    313: #   $state        - Name of the state for the chooser.
                    314: #   $next_state   - Name fo the state to follow the chooser.
                    315: #   $bubble_types - Populates the bubble sheet type dropt down.
                    316: #   $code_selections - Provides set of code choices that have been used
                    317: #   $saved_codes  - Provides the list of saved codes.
                    318: #
                    319: # Returns;
                    320: #   The Xml of the code chooser.
                    321: #
                    322: sub generate_code_selector {
                    323:     my ($helper,
                    324: 	$state,
                    325: 	$next_state,
                    326: 	$bubble_types,
                    327: 	$code_selections,
                    328: 	$saved_codes) = @_;	# Unpack the parameters.
                    329: 
                    330:     my $result = <<CHOOSE_ANON1;
                    331:   <state name="$state" title="Specify CODEd Assignments">
                    332:     <nextstate>$next_state</nextstate>
                    333:     <message><h4>Fill out one of the forms below</h4></message>
                    334:     <message><br /><hr /> <br /></message>
                    335:     <message><h3>Generate new CODEd Assignments</h3></message>
                    336:     <message><table><tr><td><b>Number of CODEd assignments to print:</b></td><td></message>
1.579     foxr      337:     <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"  noproceed="1">
1.562     foxr      338:        <validator>
                    339: 	if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
                    340: 	    !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                &&
                    341:             !\$helper->{'VARS'}{'SINGLE_CODE'}                    &&
1.578     foxr      342: 	    !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'} ) {
                    343: 
1.562     foxr      344: 	    return "You need to specify the number of assignments to print";
                    345: 	}
1.578     foxr      346:         if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) >= 1)  &&
                    347:              (\$helper->{'VARS'}{'SINGLE_CODE'} ne '') ) {
                    348:             return 'Specifying number of codes to print and a specific code is not compatible';
                    349:         }
1.562     foxr      350: 	return undef;
                    351:        </validator>
                    352:     </string>
                    353:     <message></td></tr><tr><td></message>
                    354:     <message><b>Names to save the CODEs under for later:</b></message>
                    355:     <message></td><td></message>
                    356:     <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
                    357:     <message></td></tr><tr><td></message>
1.599     raeburn   358:     <message><b>Bubblesheet type:</b></message>
1.562     foxr      359:     <message></td><td></message>
                    360:     <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
                    361:     $bubble_types
                    362:     </dropdown>
                    363:     <message></td></tr><tr><td colspan="2"></td></tr><tr><td></message>
                    364:     <message></td></tr><tr><td></table></message>
                    365:     <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message>
                    366:     <message><tr><td><b>Enter a CODE to print:</b></td><td></message>
                    367:     <string variable="SINGLE_CODE" size="10">
                    368:         <validator>
                    369: 	   if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}           &&
                    370: 	      !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                 &&
                    371: 	      !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
                    372: 	      return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
                    373: 						      \$helper->{'VARS'}{'CODE_OPTION'});
1.577     foxr      374: 	  } elsif (\$helper->{'VARS'}{'SINGLE_CODE'} ne ''){
1.578     foxr      375: 	      return 'Specifying a code name is incompatible with specifying number of codes.';
1.562     foxr      376: 	   } else {
                    377: 	       return undef;	# Other forces control us.
                    378: 	   }
                    379:         </validator>
                    380:     </string>
                    381:     <message></td></tr><tr><td></message>
                    382:         $code_selections
                    383:     <message></td></tr></table></message>
                    384:     <message><hr /><h3>Reprint a Set of Saved CODEs</h3><table><tr><td></message>
                    385:     <message><b>Select saved CODEs:</b></message>
                    386:     <message></td><td></message>
                    387:     <dropdown variable="REUSE_OLD_CODES">
                    388:         $saved_codes
                    389:     </dropdown>
                    390:     <message></td></tr></table></message>
                    391:   </state>
                    392: CHOOSE_ANON1
                    393: 
                    394:    return $result;
                    395: }
                    396: 
1.598     raeburn   397: #  Returns the XML for choosing how assignments are to be formatted 
                    398: #  that text must still be parsed by the helper xml parser.
                    399: # Parameters: 3 (required)
                    400: 
                    401: #   helper       - The helper; $helper->{'VARS'}->{'PRINT_TYPE'} used
                    402: #                  to check if splitting PDFs by section can be offered.
                    403: #   title        - Title for the current state. 
                    404: #   this_state   - State name of the chooser.
                    405: 
1.586     raeburn   406: sub generate_format_selector {
1.598     raeburn   407:     my ($helper,$title,$this_state) = @_;
1.586     raeburn   408:     my $secpdfoption;
                    409:     unless (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon')     ||
                    410:             ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon_page') ||
                    411:             ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon')  ) {
                    412:         $secpdfoption =  '<choice computer="sections">Each PDF contains exactly one section</choice>';
                    413:     }
                    414:     return <<RESOURCE_SELECTOR;
1.598     raeburn   415:     <state name="$this_state" title="$title">
1.586     raeburn   416:     <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
                    417:     <choices variable="EMPTY_PAGES">
                    418:       <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
                    419:       <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
                    420:       <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
                    421:       <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
                    422:     </choices>
                    423:     <nextstate>PAGESIZE</nextstate>
                    424:     <message><hr width='33%' /><b>How do you want assignments split into PDF files? </b></message>
                    425:     <choices variable="SPLIT_PDFS">
                    426:        <choice computer="all">All assignments in a single PDF file</choice>
                    427:        $secpdfoption
                    428:        <choice computer="oneper">Each PDF contains exactly one assignment</choice>
                    429:        <choice computer="usenumber" relatedvalue="NUMBER_TO_PRINT">
                    430:             Specify the number of assignments per PDF:</choice>
                    431:     </choices>
                    432:     </state>
                    433: RESOURCE_SELECTOR
                    434: }
                    435: 
1.562     foxr      436: #-----------------------------------------------------------------------
                    437: 
1.591     foxr      438: # Determine if a resource is incomplete given the map:
                    439: # Parameters:
                    440: #   $username - Name of user for whom we are checking.
                    441: #   $domain   - Domain of user we are checking.
                    442: #   $map - map name.
                    443: # Returns:
                    444: #     0 - map is not incomplete.
                    445: #     1 - map is incomplete.
                    446: #
                    447: sub incomplete {
                    448:     my ($username, $domain, $map) = @_;
                    449: 
                    450: 
1.595     foxr      451:     my $navmap = Apache::lonnavmaps::navmap->new($username, $domain);
1.591     foxr      452:     
                    453: 
                    454:     if (defined($navmap)) {
                    455: 	my $res = $navmap->getResourceByUrl($map);
                    456: 	my $result = $res->is_incomplete();
                    457: 	return $result;
                    458:     } else {
                    459: 	return 1;
                    460:     }
                    461: }
1.595     foxr      462: #
                    463: #  When printing for students, the resoures and order of the
                    464: #  resources may need to be altered if there are folders with
                    465: #  random selectiopn or random ordering (or both) enabled.
                    466: #  This sub computes the set of resources to print for a student
                    467: #  modified both by random ordering and selection and filtered
                    468: #  to only those that are in the original set selcted to be printed.
                    469: #
                    470: # Parameters:
                    471: #   $helper - The helper we need $helper->{'VARS'}->{'symb'}
                    472: #            to construct the navmap and the iteration.
                    473: #   $seq   - The original set of resources to print 
1.600     foxr      474: #            (really an array of resource names (array of symb's).
1.595     foxr      475: #   $who   - Student/domain for whome the sequence will be generated.
                    476: #
                    477: # Implicit inputs:
                    478: #   $
                    479: # Returns:
                    480: #   reference to an array of resources that can be passed to
                    481: #   print_resources.
                    482: # 
                    483: sub master_seq_to_person_seq {
                    484:     my ($helper, $seq, $who) = @_;
                    485: 
                    486: 
                    487:     my ($username, $userdomain, $usersection) = split(/:/, $who);
                    488: 
1.600     foxr      489: 
1.595     foxr      490:     # Toss the sequence up into a hash so that we have O(1) lookup time.
                    491:     # on the items that come out of the user's list of resources.
                    492:     #
                    493:     
                    494:     my %seq_hash = map {$_  => 1} @$seq;
                    495:     my @output_seq;
                    496:     
                    497:     my ($map, $id, $url) = &Apache::lonnet::decode_symb($helper->{VARS}->{'symb'});
                    498:     my $navmap           = Apache::lonnavmaps::navmap->new($username, $userdomain);
                    499:     my $iterator         = $navmap->getIterator($navmap->firstResource(),
                    500: 						$navmap->finishResource(),
                    501: 						{}, 1);
                    502:     my %nonResourceItems = (
                    503: 	$iterator->BEGIN_MAP    => 1,
                    504: 	$iterator->BEGIN_BRANCH => 1,
                    505: 	$iterator->END_BRANCH   => 1,
                    506: 	$iterator->END_MAP      => 1,
                    507: 	$iterator->FORWARD      => 1,
                    508: 	$iterator->BACKWARD     => 1
                    509: 
                    510:     );		# These items are not resources but appear in the midst of iteration.
                    511: 
                    512:     #  Iterate on the resource..select the items that are randomly selected
                    513:     #  and that are in the seq_has.  Presumably the iterator will take care
                    514:     # of the random ordering part of the deal.
                    515:     #
                    516:     my $curres;
                    517:     while ($curres = $iterator->next()) {
                    518: 	#
1.600     foxr      519: 	#  Only process resources..that are not removed by randomout...
                    520: 	#  and are selected for printint as well.
1.595     foxr      521: 	#
                    522: 	if (! exists $nonResourceItems{$curres} && ! $curres->randomout()) {
                    523: 	    my $symb = $curres->symb();
                    524: 	    if (exists $seq_hash{$symb}) {
                    525: 		push(@output_seq, $symb);
                    526: 	    }
                    527: 	}
                    528:     }
                    529:    				
                    530: 
                    531:     return \@output_seq;		# for now.
                    532:     
                    533: }
                    534: 
1.515     foxr      535: 
1.498     foxr      536: # Fetch the contents of a resource, uninterpreted.
                    537: # This is used here to fetch a latex file to be included
                    538: # verbatim into the printout<
                    539: # NOTE: Ask Guy if there is a lonnet function similar to this?
                    540: #
                    541: # Parameters:
                    542: #   URL of the file
                    543: #
                    544: sub fetch_raw_resource {
                    545:     my ($url) = @_;
                    546: 
                    547:     my $filename  = &Apache::lonnet::filelocation("", $url);
1.500     foxr      548:     my $contents  = &Apache::lonnet::getfile($filename);
1.498     foxr      549: 
1.500     foxr      550:     if ($contents == -1) {
                    551: 	return "File open failed for $filename";      # This will bomb the print.
1.498     foxr      552:     }
1.500     foxr      553:     return $contents;
1.498     foxr      554: 
                    555:     
                    556: }
                    557: 
1.511     foxr      558: #  Fetch the annotations associated with a URL and 
                    559: #  put a centered 'annotations:' title.
                    560: #  This is all suppressed if the annotations are empty.
                    561: #
                    562: sub annotate {
                    563:     my ($symb) = @_;
                    564: 
1.559     foxr      565:     my $annotation_text = &Apache::loncommon::get_annotation($symb, 1);
1.511     foxr      566: 
                    567: 
                    568:     my $result = "";
                    569: 
                    570:     if (length($annotation_text) > 0) {
                    571: 	$result .= '\\hspace*{\\fill} \\\\[\\baselineskip] \textbf{Annotations:} \\\\ ';
                    572: 	$result .= "\n";
                    573: 	$result .= &Apache::lonxml::latex_special_symbols($annotation_text,"");	# Escape latex.
                    574: 	$result .= "\n\n";
                    575:     }
                    576:     return $result;
                    577: }
                    578: 
1.556     foxr      579: #
                    580: #   Set a global document font size:
                    581: #   This is done by replacing \begin{document}
                    582: #   with \begin{document}{\some-font-directive
                    583: #   and \end{document} with
                    584: #   }\end{document
                    585: #
                    586: sub set_font_size {
                    587: 
                    588:     my ($text) = @_;
                    589: 
1.575     foxr      590:     # There appear to be cases where the font directive is empty.. in which
                    591:     # case the first substituion would  insert a spurious \ oh happy day.
                    592:     # as this has been the cause of much mystery and hair pulling _sigh_
                    593: 
                    594:     if ($font_size ne '') {
                    595: 
                    596: 	$text =~ s/\\begin{document}/\\begin{document}{\\$font_size/;
                    597:     }
1.556     foxr      598:     $text =~ s/\\end{document}/}\\end{document}/;
                    599:     return $text;
                    600: 
                    601: 
                    602: }
                    603: 
1.550     foxr      604: # include_pdf - PDF files are included into the 
                    605: # output as follows:
                    606: #  - The PDF, if necessary, is replicated.
                    607: #  - The PDF is added to the list of files to convert to postscript (along with the images).
                    608: #  - The LaTeX is added to include the final converted postscript in the file as an included
                    609: #    job.  The assumption is that the includedpsheader.ps header will be included.
                    610: #
                    611: # Parameters:
                    612: #   pdf_uri   - URI of the PDF file to include.
                    613: #   
                    614: # Returns:
                    615: #  The LaTeX to include.
                    616: #
                    617: # Assumptions:
                    618: #    The uri is actually a PDF file
                    619: #    The postscript will have the includepsheader.ps included.
                    620: #
                    621: #
                    622: sub include_pdf {
                    623:     my ($pdf_uri) = @_;
                    624: 
                    625:     # Where is the file? If not local we'll need to repcopy it:'
                    626: 
                    627:     my $file = &Apache::lonnet::filelocation('', $pdf_uri);
                    628:     if (! -e $file) {
                    629: 	&Apache::lonnet::repcopy($file);
                    630: 	$file = &Apache::lonnet::filelocation('',$pdf_uri);
                    631:     }
                    632: 
                    633:     #  The file isn ow replicated locally.. or it did not exist in the first place
                    634:     # (unlikely).  If it did exist, add the pdf to the set of files/images that
                    635:     # need tob e converted for this print job:
                    636: 
                    637:     $file =~ s|(.*)/res/|/home/httpd/html/res/|;
                    638: 
                    639:     open(FILE,">>/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat");
                    640:     print FILE ("$file\n");
                    641:     close (FILE);
                    642: 
                    643:     # Construct the special to put out.  To do this we need to get the
                    644:     # resulting filename after conversion.  The file will have the same name
                    645:     # but will be in the user's spool directory with converted images.
                    646: 
                    647:     my $dirname = "/home/httpd/prtspool/$env{'user.name'}/";
                    648:     my ( $base, $path,  $ext) = &fileparse($file, '.pdf');
                    649: #    my $destname = $dirname.'/'.$base.'.eps'; # Not really an eps but easier in printout.pl
                    650:     $base =~ s/ /\_/g;
                    651: 
                    652: 
1.551     foxr      653:     my $output = &print_latex_header();
1.550     foxr      654:     $output    .= '\special{ps: _begin_job_ ('
                    655: 	.$base.'.pdf.eps'.
                    656: 	')run _end_job_}';
                    657: 
                    658:     return $output;
                    659: 
                    660: 
                    661: }
                    662: 
1.515     foxr      663: 
                    664: #
1.559     foxr      665: #   ssi_with_retries- Does the server side include of a resource.
1.515     foxr      666: #                      if the ssi call returns an error we'll retry it up to
                    667: #                      the number of times requested by the caller.
                    668: #                      If we still have a proble, no text is appended to the
                    669: #                      output and we set some global variables.
1.523     raeburn   670: #                      to indicate to the caller an SSI error occurred.  
1.515     foxr      671: #                      All of this is supposed to deal with the issues described
                    672: #                      in LonCAPA BZ 5631 see:
                    673: #                      http://bugs.lon-capa.org/show_bug.cgi?id=5631
                    674: #                      by informing the user that this happened.
                    675: #
                    676: # Parameters:
                    677: #   resource   - The resource to include.  This is passed directly, without
                    678: #                interpretation to lonnet::ssi.
                    679: #   form       - The form hash parameters that guide the interpretation of the resource
                    680: #                
                    681: #   retries    - Number of retries allowed before giving up completely.
                    682: # Returns:
                    683: #   On success, returns the rendered resource identified by the resource parameter.
                    684: # Side Effects:
                    685: #   The following global variables can be set:
1.523     raeburn   686: #    ssi_error                - If an unrecoverable error occurred this becomes true.
1.515     foxr      687: #                               It is up to the caller to initialize this to false
                    688: #                               if desired.
1.523     raeburn   689: #    ssi_last_error_resource  - If an unrecoverable error occurred, this is the value
1.515     foxr      690: #                               of the resource that could not be rendered by the ssi
                    691: #                               call.
                    692: #    ssi_last_error           - The error string fetched from the ssi response
                    693: #                               in the event of an error.
                    694: #
                    695: sub ssi_with_retries {
                    696:     my ($resource, $retries, %form) = @_;
                    697: 
1.559     foxr      698:     my $target = $form{'grade_target'};
                    699:     my $aom    = $form{'answer_output_mode'};
                    700: 
                    701: 
1.515     foxr      702: 
1.516     foxr      703:     my ($content, $response) = &Apache::loncommon::ssi_with_retries($resource, $retries, %form);
                    704:     if (!$response->is_success) {
1.515     foxr      705: 	$ssi_error               = 1;
                    706: 	$ssi_last_error_resource = $resource;
1.516     foxr      707: 	$ssi_last_error          = $response->code . " " . $response->message;
1.528     raeburn   708:         $content='\section*{!!! An error occurred !!!}';	
1.515     foxr      709:     }
1.516     foxr      710: 
                    711:     return $content;
                    712: 
1.515     foxr      713: }
                    714: 
1.524     www       715: sub get_student_view_with_retries {
                    716:     my ($curresline,$retries,$username,$userdomain,$courseid,$target,$moreenv)=@_;
                    717: 
                    718:     my ($content, $response) = &Apache::loncommon::get_student_view_with_retries($curresline,$retries,$username,$userdomain,$courseid,$target,$moreenv);
                    719:     if (!$response->is_success) {
                    720:         $ssi_error               = 1;
1.526     www       721:         $ssi_last_error_resource = $curresline.' for user '.$username.':'.$userdomain;
1.524     www       722:         $ssi_last_error          = $response->code . " " . $response->message;
1.528     raeburn   723:         $content='\section*{!!! An error occurred !!!}';
1.524     www       724:     }
                    725:     return $content;
                    726: 
                    727: }
                    728: 
1.486     foxr      729: #
                    730: #   printf_style_subst  item format_string repl
                    731: #  
                    732: # Does printf style substitution for a format string that
                    733: # can have %[n]item in it.. wherever, %[n]item occurs,
                    734: # rep is substituted in format_string.  Note that
                    735: # [n] is an optional integer length.  If provided,
                    736: # repl is truncated to at most [n] characters prior to 
                    737: # substitution.
                    738: #
                    739: sub printf_style_subst {
                    740:     my ($item, $format_string, $repl) = @_;
1.490     foxr      741:     my $result = "";
                    742:     while ($format_string =~ /(%)(\d*)\Q$item\E/g ) {
1.488     albertel  743: 	my $fmt = $1;
                    744: 	my $size = $2;
1.486     foxr      745: 	my $subst = $repl;
                    746: 	if ($size ne "") {
                    747: 	    $subst = substr($subst, 0, $size);
1.490     foxr      748: 	    
                    749: 	    #  Here's a nice edge case.. supose the end of the
                    750: 	    #  substring is a \.  In that case may have  just
                    751: 	    #  chopped off a TeX escape... in that case, we append
                    752: 	    #   " " for the trailing character, and let the field 
                    753: 	    #  spill over a bit (sigh).
                    754: 	    #  We don't just chop off the last character in order to deal
                    755: 	    #  with one last pathology, and that would be if substr had
                    756: 	    #  trimmed us to e.g. \\\  
                    757: 
                    758: 
                    759: 	    if ($subst =~ /\\$/) {
                    760: 		$subst .= " ";
                    761: 	    }
1.486     foxr      762: 	}
1.490     foxr      763: 	my $item_pos = pos($format_string);
                    764: 	$result .= substr($format_string, 0, $item_pos - length($size) -2) . $subst;
                    765:         $format_string = substr($format_string, pos($format_string));
1.486     foxr      766:     }
1.490     foxr      767: 
                    768:     # Put the residual format string into the result:
                    769: 
                    770:     $result .= $format_string;
                    771: 
                    772:     return $result;
1.486     foxr      773: }
                    774: 
1.454     foxr      775: 
                    776: # Format a header according to a format.  
                    777: # 
                    778: 
                    779: # Substitutions:
                    780: #     %a    - Assignment name.
                    781: #     %c    - Course name.
                    782: #     %n    - Student name.
1.537     foxr      783: #     %s    - The section if it is supplied.
1.454     foxr      784: #
                    785: sub format_page_header {
1.537     foxr      786:     my ($width, $format, $assignment, $course, $student, $section) = @_;
                    787: 
1.565     foxr      788: 
                    789: 
1.486     foxr      790:     $width = &recalcto_mm($width); # Get width in mm.
1.565     foxr      791:     my $chars_per_line = int($width/1.6);   # Character/textline.
                    792: 
1.454     foxr      793:     #  Default format?
                    794: 
                    795:     if ($format eq '') {
1.486     foxr      796: 	# For the default format, we may need to truncate
                    797: 	# elements..  To do this we need to get the page width.
                    798: 	# we assume that each character is about 2mm in width.
                    799: 	# (correct for the header text size??).  We ignore
                    800: 	# any formatting (e.g. boldfacing in this).
                    801: 	# 
                    802: 	# - Allow the student/course to be one line.
                    803: 	#   but only truncate the course.
                    804: 	# - Allow the assignment to be 2 lines (wrapped).
                    805: 	#
1.565     foxr      806: 
1.537     foxr      807: 	
                    808: 
                    809: 	my $name_length    = int($chars_per_line *3 /4);
                    810: 	my $sec_length     = int($chars_per_line / 5);
1.486     foxr      811: 
1.537     foxr      812: 	$format  = "%$name_length".'n';
1.486     foxr      813: 
1.537     foxr      814: 	if ($section) {
                    815: 	    $format .=  ' - Sec: '."%$sec_length".'s';
1.486     foxr      816: 	}
1.489     foxr      817: 
1.537     foxr      818: 	$format .= '\\\\%c \\\\ %a';
                    819:         
1.490     foxr      820: 
1.454     foxr      821:     }
1.537     foxr      822:     # An open question is how to handle long user formatted page headers...
                    823:     # A possible future is to support e.g. %na so that the user can control
                    824:     # the truncation of the elements that can appear in the header.
                    825:     #
                    826:     $format =  &printf_style_subst("a", $format, $assignment);
                    827:     $format =  &printf_style_subst("c", $format, $course);
                    828:     $format =  &printf_style_subst("n", $format, $student);
                    829:     $format =  &printf_style_subst("s", $format, $section);
                    830:     
                    831:     
                    832:     # If the user put %'s in the format string, they  must be escaped
                    833:     # to \% else LaTeX will think they are comments and terminate
                    834:     # the line.. which is bad!!!
                    835:     
1.538     onken     836:     # If the user has role author, $course and $assignment are empty so
                    837:     # there is '\\ \\ ' in the page header. That's cause a error in LaTeX
                    838:     if($format =~ /\\\\\s\\\\\s/) {
                    839:         #TODO find sensible caption for page header
                    840:         my $testPrintout = '\\\\'.&mt('Construction Space').' \\\\'.&mt('Test-Printout ');
                    841:         $format =~ s/\\\\\s\\\\\s/$testPrintout/;
                    842:     }
1.565     foxr      843:     #
                    844:     #  We're going to trust LaTeX to break lines appropriately, but
                    845:     #  we'll truncate anything that's more than 3 lines worth of
                    846:     # text.  This is also assuming (which will probably end badly)
                    847:     # nobody's going to embed LaTeX control sequences in the title
                    848:     # header or rather that those control sequences won't get broken
                    849:     # by the stuff below.
                    850:     #
                    851:     my $total_length = 3*$chars_per_line;
                    852:     if (length($format) > $total_length) {
                    853: 	$format = substr($format, 0, $total_length);
                    854:     }
                    855: 
1.454     foxr      856: 
                    857:     return $format;
                    858:     
                    859: }
1.397     albertel  860: 
1.385     foxr      861: #
                    862: #   Convert a numeric code to letters
                    863: #
                    864: sub num_to_letters {
                    865:     my ($num) = @_;
                    866:     my @nums= split('',$num);
                    867:     my @num_to_let=('A'..'Z');
                    868:     my $word;
                    869:     foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
                    870:     return $word;
                    871: }
                    872: #   Convert a letter code to numeric.
                    873: #
                    874: sub letters_to_num {
                    875:     my ($letters) = @_;
                    876:     my @letters = split('', uc($letters));
1.490     foxr      877:    my %substitution;
1.385     foxr      878:     my $digit = 0;
                    879:     foreach my $letter ('A'..'J') {
                    880: 	$substitution{$letter} = $digit;
                    881: 	$digit++;
                    882:     }
                    883:     #  The substitution is done as below to preserve leading
                    884:     #  zeroes which are needed to keep the code size exact
                    885:     #
                    886:     my $result ="";
                    887:     foreach my $letter (@letters) {
                    888: 	$result.=$substitution{$letter};
                    889:     }
                    890:     return $result;
                    891: }
                    892: 
1.383     foxr      893: #  Determine if a code is a valid numeric code.  Valid
                    894: #  numeric codes must be comprised entirely of digits and
1.384     albertel  895: #  have a correct number of digits.
1.383     foxr      896: #
                    897: #  Parameters:
                    898: #     value      - proposed code value.
1.384     albertel  899: #     num_digits - Number of digits required.
1.383     foxr      900: #
                    901: sub is_valid_numeric_code {
1.384     albertel  902:     my ($value, $num_digits) = @_;
1.383     foxr      903:     #   Remove leading/trailing whitespace;
1.387     foxr      904:     $value =~ s/^\s*//g;
                    905:     $value =~ s/\s*$//g;
1.383     foxr      906:     
                    907:     #  All digits?
1.387     foxr      908:     if ($value !~ /^[0-9]+$/) {
1.383     foxr      909: 	return "Numeric code $value has invalid characters - must only be digits";
                    910:     }
1.384     albertel  911:     if (length($value) != $num_digits) {
                    912: 	return "Numeric code $value incorrect number of digits (correct = $num_digits)";
                    913:     }
1.385     foxr      914:     return undef;
1.383     foxr      915: }
                    916: #   Determines if a code is a valid alhpa code.  Alpha codes
                    917: #   are ciphers that map  [A-J,a-j] -> 0..9 0..9.
1.384     albertel  918: #   They also have a correct digit count.
1.383     foxr      919: # Parameters:
                    920: #     value          - Proposed code value.
1.384     albertel  921: #     num_letters    - correct number of letters.
1.383     foxr      922: # Note:
                    923: #    leading and trailing whitespace are ignored.
                    924: #
                    925: sub is_valid_alpha_code {
1.384     albertel  926:     my ($value, $num_letters) = @_;
1.383     foxr      927:     
                    928:      # strip leading and trailing spaces.
                    929: 
                    930:     $value =~ s/^\s*//g;
                    931:     $value =~ s/\s*$//g;
                    932: 
                    933:     #  All alphas in the right range?
1.384     albertel  934:     if ($value !~ /^[A-J,a-j]+$/) {
1.383     foxr      935: 	return "Invalid letter code $value must only contain A-J";
                    936:     }
1.384     albertel  937:     if (length($value) != $num_letters) {
                    938: 	return "Letter code $value has incorrect number of letters (correct = $num_letters)";
                    939:     }
1.385     foxr      940:     return undef;
1.383     foxr      941: }
                    942: 
1.382     foxr      943: #   Determine if a code entered by the user in a helper is valid.
                    944: #   valid depends on the code type and the type of code selected.
                    945: #   The type of code selected can either be numeric or 
                    946: #   Alphabetic.  If alphabetic, the code, in fact is a simple
                    947: #   substitution cipher for the actual numeric code: 0->A, 1->B ...
                    948: #   We'll be nice and be case insensitive for alpha codes.
                    949: # Parameters:
                    950: #    code_value    - the value of the code the user typed in.
                    951: #    code_option   - The code type selected from the set in the scantron format
                    952: #                    table.
                    953: # Returns:
                    954: #    undef         - The code is valid.
                    955: #    other         - An error message indicating what's wrong.
                    956: #
                    957: sub is_code_valid {
                    958:     my ($code_value, $code_option) = @_;
1.383     foxr      959:     my ($code_type, $code_length) = ('letter', 6);	# defaults.
1.542     raeburn   960:     my @lines = &Apache::grades::get_scantronformat_file();
                    961:     foreach my $line (@lines) {
1.383     foxr      962: 	my ($name, $type, $length) = (split(/:/, $line))[0,2,4];
                    963: 	if($name eq $code_option) {
                    964: 	    $code_length = $length;
                    965: 	    if($type eq 'number') {
                    966: 		$code_type = 'number';
                    967: 	    }
                    968: 	}
                    969:     }
                    970:     my $valid;
                    971:     if ($code_type eq 'number') {
1.385     foxr      972: 	return &is_valid_numeric_code($code_value, $code_length);
1.383     foxr      973:     } else {
1.385     foxr      974: 	return &is_valid_alpha_code($code_value, $code_length);
1.383     foxr      975:     }
1.382     foxr      976: 
                    977: }
                    978: 
1.341     foxr      979: #   Compare two students by name.  The students are in the form
                    980: #   returned by the helper:
                    981: #      user:domain:section:last,   first:status
                    982: #   This is a helper function for the perl sort built-in  therefore:
                    983: # Implicit Inputs:
                    984: #    $a     - The first element to compare (global)
                    985: #    $b     - The second element to compare (global)
                    986: # Returns:
                    987: #   -1   - $a < $b
                    988: #    0   - $a == $b
                    989: #   +1   - $a > $b
                    990: #   Note that the initial comparison is done on the last names with the
                    991: #   first names only used to break the tie.
                    992: #
                    993: #
                    994: sub compare_names {
                    995:     #  First split the names up into the primary fields.
                    996: 
                    997:     my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a);
                    998:     my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b);
                    999: 
                   1000:     # Now split the last name and first name of each n:
                   1001:     #
                   1002: 
                   1003:     my ($l1,$f1) = split(/,/, $n1);
                   1004:     my ($l2,$f2) = split(/,/, $n2);
                   1005: 
                   1006:     # We don't bother to remove the leading/trailing whitespace from the
                   1007:     # firstname, unless the last names compare identical.
                   1008: 
                   1009:     if($l1 lt $l2) {
                   1010: 	return -1;
                   1011:     }
                   1012:     if($l1 gt $l2) {
                   1013: 	return  1;
                   1014:     }
                   1015: 
                   1016:     # Break the tie on the first name, but there are leading (possibly trailing
                   1017:     # whitespaces to get rid of first 
                   1018:     #
                   1019:     $f1 =~ s/^\s+//;		# Remove leading...
                   1020:     $f1 =~ s/\s+$//;		# Trailing spaces from first 1...
                   1021:     
                   1022:     $f2 =~ s/^\s+//;
                   1023:     $f2 =~ s/\s+$//;		# And the same for first 2...
                   1024: 
                   1025:     if($f1 lt $f2) {
                   1026: 	return -1;
                   1027:     }
                   1028:     if($f1 gt $f2) {
                   1029: 	return 1;
                   1030:     }
                   1031:     
                   1032:     #  Must be the same name.
                   1033: 
                   1034:     return 0;
                   1035: }
                   1036: 
1.71      sakharuk 1037: sub latex_header_footer_remove {
                   1038:     my $text = shift;
                   1039:     $text =~ s/\\end{document}//;
                   1040:     $text =~ s/\\documentclass([^&]*)\\begin{document}//;
                   1041:     return $text;
                   1042: }
1.423     foxr     1043: #
                   1044: #  If necessary, encapsulate text inside 
                   1045: #  a minipage env.
                   1046: #  necessity is determined by the problem_split param.
                   1047: #
                   1048: sub encapsulate_minipage {
                   1049:     my ($text) = @_;
1.427     albertel 1050:     if (!($env{'form.problem.split'} =~ /yes/i)) {
1.423     foxr     1051: 	$text = '\begin{minipage}{\textwidth}'.$text.'\end{minipage}';
                   1052:     }
                   1053:     return $text;
                   1054: }
1.429     foxr     1055: #
                   1056: #  The NUMBER_TO_PRINT and SPLIT_PDFS
                   1057: #  variables interact, this sub looks at these two parameters
                   1058: #  and comes up with a final value for NUMBER_TO_PRINT which can be:
                   1059: #     all     - if SPLIT_PDFS eq 'all'.
                   1060: #     1       - if SPLIT_PDFS eq 'oneper'
                   1061: #     section - if SPLIT_PDFS eq 'sections'
                   1062: #     <unchanged> - if SPLIT_PDFS eq 'usenumber'
                   1063: #
                   1064: sub adjust_number_to_print {
                   1065:     my $helper = shift;
1.71      sakharuk 1066: 
1.429     foxr     1067:     my $split_pdf = $helper->{'VARS'}->{'SPLIT_PDFS'};
                   1068:     
                   1069:     if ($split_pdf eq 'all') {
                   1070: 	$helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'all';
                   1071:     } elsif ($split_pdf eq 'oneper') {
                   1072: 	$helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 1;
                   1073:     } elsif ($split_pdf eq 'sections') {
                   1074: 	$helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'section';
                   1075:     } elsif ($split_pdf eq 'usenumber') {
                   1076: 	#  Unmodified.
                   1077:     } else {
                   1078: 	# Error!!!!
1.536     foxr     1079: 	
                   1080: 	croak "bad SPLIT_PDFS: $split_pdf in lonprintout::adjust_number_to_print";
1.429     foxr     1081: 
                   1082:     }
                   1083: }
1.71      sakharuk 1084: 
1.531     foxr     1085: 
1.37      sakharuk 1086: sub character_chart {
1.531     foxr     1087:     my $result = shift;
                   1088:     return  &Apache::entities::replace_entities($result);
                   1089: }
                   1090: 
                   1091: sub old_character_chart {
1.37      sakharuk 1092:     my $result = shift;	
1.116     sakharuk 1093:     $result =~ s/&\#0?0?(7|9);//g;
                   1094:     $result =~ s/&\#0?(10|13);//g;
                   1095:     $result =~ s/&\#0?32;/ /g;
                   1096:     $result =~ s/&\#0?33;/!/g;
                   1097:     $result =~ s/&(\#0?34|quot);/\"/g;
                   1098:     $result =~ s/&\#0?35;/\\\#/g;
                   1099:     $result =~ s/&\#0?36;/\\\$/g;
                   1100:     $result =~ s/&\#0?37;/\\%/g; 
                   1101:     $result =~ s/&(\#0?38|amp);/\\&/g; 
                   1102:     $result =~ s/&\#(0?39|146);/\'/g;
                   1103:     $result =~ s/&\#0?40;/(/g;
                   1104:     $result =~ s/&\#0?41;/)/g;
                   1105:     $result =~ s/&\#0?42;/\*/g;
                   1106:     $result =~ s/&\#0?43;/\+/g;
                   1107:     $result =~ s/&\#(0?44|130);/,/g;
                   1108:     $result =~ s/&\#0?45;/-/g;
                   1109:     $result =~ s/&\#0?46;/\./g;
                   1110:     $result =~ s/&\#0?47;/\//g;
                   1111:     $result =~ s/&\#0?48;/0/g;
                   1112:     $result =~ s/&\#0?49;/1/g;
                   1113:     $result =~ s/&\#0?50;/2/g;
                   1114:     $result =~ s/&\#0?51;/3/g;
                   1115:     $result =~ s/&\#0?52;/4/g;
                   1116:     $result =~ s/&\#0?53;/5/g;
                   1117:     $result =~ s/&\#0?54;/6/g;
                   1118:     $result =~ s/&\#0?55;/7/g;
                   1119:     $result =~ s/&\#0?56;/8/g;
                   1120:     $result =~ s/&\#0?57;/9/g;
1.269     albertel 1121:     $result =~ s/&\#0?58;/:/g;
1.116     sakharuk 1122:     $result =~ s/&\#0?59;/;/g;
                   1123:     $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
1.281     sakharuk 1124:     $result =~ s/&\#0?61;/\\ensuremath\{=\}/g;
                   1125:     $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g;
1.116     sakharuk 1126:     $result =~ s/&\#0?63;/\?/g;
                   1127:     $result =~ s/&\#0?65;/A/g;
                   1128:     $result =~ s/&\#0?66;/B/g;
                   1129:     $result =~ s/&\#0?67;/C/g;
                   1130:     $result =~ s/&\#0?68;/D/g;
                   1131:     $result =~ s/&\#0?69;/E/g;
                   1132:     $result =~ s/&\#0?70;/F/g;
                   1133:     $result =~ s/&\#0?71;/G/g;
                   1134:     $result =~ s/&\#0?72;/H/g;
                   1135:     $result =~ s/&\#0?73;/I/g;
                   1136:     $result =~ s/&\#0?74;/J/g;
                   1137:     $result =~ s/&\#0?75;/K/g;
                   1138:     $result =~ s/&\#0?76;/L/g;
                   1139:     $result =~ s/&\#0?77;/M/g;
                   1140:     $result =~ s/&\#0?78;/N/g;
                   1141:     $result =~ s/&\#0?79;/O/g;
                   1142:     $result =~ s/&\#0?80;/P/g;
                   1143:     $result =~ s/&\#0?81;/Q/g;
                   1144:     $result =~ s/&\#0?82;/R/g;
                   1145:     $result =~ s/&\#0?83;/S/g;
                   1146:     $result =~ s/&\#0?84;/T/g;
                   1147:     $result =~ s/&\#0?85;/U/g;
                   1148:     $result =~ s/&\#0?86;/V/g;
                   1149:     $result =~ s/&\#0?87;/W/g;
                   1150:     $result =~ s/&\#0?88;/X/g;
                   1151:     $result =~ s/&\#0?89;/Y/g;
                   1152:     $result =~ s/&\#0?90;/Z/g;
                   1153:     $result =~ s/&\#0?91;/[/g;
1.281     sakharuk 1154:     $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g;
1.116     sakharuk 1155:     $result =~ s/&\#0?93;/]/g;
1.281     sakharuk 1156:     $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g;
1.116     sakharuk 1157:     $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
                   1158:     $result =~ s/&\#(0?96|145);/\`/g;
                   1159:     $result =~ s/&\#0?97;/a/g;
                   1160:     $result =~ s/&\#0?98;/b/g;
                   1161:     $result =~ s/&\#0?99;/c/g;
                   1162:     $result =~ s/&\#100;/d/g;
                   1163:     $result =~ s/&\#101;/e/g;
                   1164:     $result =~ s/&\#102;/f/g;
                   1165:     $result =~ s/&\#103;/g/g;
                   1166:     $result =~ s/&\#104;/h/g;
                   1167:     $result =~ s/&\#105;/i/g;
                   1168:     $result =~ s/&\#106;/j/g;
                   1169:     $result =~ s/&\#107;/k/g;
                   1170:     $result =~ s/&\#108;/l/g;
                   1171:     $result =~ s/&\#109;/m/g;
                   1172:     $result =~ s/&\#110;/n/g;
                   1173:     $result =~ s/&\#111;/o/g;
                   1174:     $result =~ s/&\#112;/p/g;
                   1175:     $result =~ s/&\#113;/q/g;
                   1176:     $result =~ s/&\#114;/r/g;
                   1177:     $result =~ s/&\#115;/s/g;
                   1178:     $result =~ s/&\#116;/t/g;
                   1179:     $result =~ s/&\#117;/u/g;
                   1180:     $result =~ s/&\#118;/v/g;
                   1181:     $result =~ s/&\#119;/w/g;
                   1182:     $result =~ s/&\#120;/x/g;
                   1183:     $result =~ s/&\#121;/y/g;
                   1184:     $result =~ s/&\#122;/z/g;
                   1185:     $result =~ s/&\#123;/\\{/g;
                   1186:     $result =~ s/&\#124;/\|/g;
                   1187:     $result =~ s/&\#125;/\\}/g;
                   1188:     $result =~ s/&\#126;/\~/g;
                   1189:     $result =~ s/&\#131;/\\textflorin /g;
                   1190:     $result =~ s/&\#132;/\"/g;
1.281     sakharuk 1191:     $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g;
                   1192:     $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g;
                   1193:     $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g;
1.116     sakharuk 1194:     $result =~ s/&\#137;/\\textperthousand /g;
                   1195:     $result =~ s/&\#140;/{\\OE}/g;
                   1196:     $result =~ s/&\#147;/\`\`/g;
                   1197:     $result =~ s/&\#148;/\'\'/g;
1.281     sakharuk 1198:     $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
1.494     albertel 1199:     $result =~ s/&(\#150|\#8211);/--/g;
1.116     sakharuk 1200:     $result =~ s/&\#151;/---/g;
1.281     sakharuk 1201:     $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
1.116     sakharuk 1202:     $result =~ s/&\#153;/\\texttrademark /g;
                   1203:     $result =~ s/&\#156;/\\oe/g;
                   1204:     $result =~ s/&\#159;/\\\"Y/g;
1.283     albertel 1205:     $result =~ s/&(\#160|nbsp);/~/g;
1.116     sakharuk 1206:     $result =~ s/&(\#161|iexcl);/!\`/g;
                   1207:     $result =~ s/&(\#162|cent);/\\textcent /g;
                   1208:     $result =~ s/&(\#163|pound);/\\pounds /g; 
                   1209:     $result =~ s/&(\#164|curren);/\\textcurrency /g;
                   1210:     $result =~ s/&(\#165|yen);/\\textyen /g;
                   1211:     $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
                   1212:     $result =~ s/&(\#167|sect);/\\textsection /g;
1.530     foxr     1213:     $result =~ s/&(\#168|uml);/\\"\{\} /g;
1.116     sakharuk 1214:     $result =~ s/&(\#169|copy);/\\copyright /g;
                   1215:     $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
1.281     sakharuk 1216:     $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
1.116     sakharuk 1217:     $result =~ s/&(\#173|shy);/ - /g;
                   1218:     $result =~ s/&(\#174|reg);/\\textregistered /g;
1.281     sakharuk 1219:     $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g;
                   1220:     $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g;
                   1221:     $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
                   1222:     $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
                   1223:     $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
1.530     foxr     1224:     $result =~ s/&(\#180|acute);/\\'\{\} /g;
1.281     sakharuk 1225:     $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
1.116     sakharuk 1226:     $result =~ s/&(\#182|para);/\\P/g;
1.281     sakharuk 1227:     $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
1.116     sakharuk 1228:     $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
1.281     sakharuk 1229:     $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g;
1.116     sakharuk 1230:     $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
                   1231:     $result =~ s/&(\#188|frac14);/\\textonequarter /g;
                   1232:     $result =~ s/&(\#189|frac12);/\\textonehalf /g;
                   1233:     $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
                   1234:     $result =~ s/&(\#191|iquest);/?\`/g;   
                   1235:     $result =~ s/&(\#192|Agrave);/\\\`{A}/g;  
                   1236:     $result =~ s/&(\#193|Aacute);/\\\'{A}/g; 
                   1237:     $result =~ s/&(\#194|Acirc);/\\^{A}/g;
                   1238:     $result =~ s/&(\#195|Atilde);/\\~{A}/g;
                   1239:     $result =~ s/&(\#196|Auml);/\\\"{A}/g; 
                   1240:     $result =~ s/&(\#197|Aring);/{\\AA}/g;
                   1241:     $result =~ s/&(\#198|AElig);/{\\AE}/g;
                   1242:     $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
                   1243:     $result =~ s/&(\#200|Egrave);/\\\`{E}/g;  
                   1244:     $result =~ s/&(\#201|Eacute);/\\\'{E}/g;    
                   1245:     $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
                   1246:     $result =~ s/&(\#203|Euml);/\\\"{E}/g;
                   1247:     $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
                   1248:     $result =~ s/&(\#205|Iacute);/\\\'{I}/g;    
                   1249:     $result =~ s/&(\#206|Icirc);/\\^{I}/g;
                   1250:     $result =~ s/&(\#207|Iuml);/\\\"{I}/g;    
                   1251:     $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
                   1252:     $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
                   1253:     $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
                   1254:     $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
                   1255:     $result =~ s/&(\#213|Otilde);/\\~{O}/g;
                   1256:     $result =~ s/&(\#214|Ouml);/\\\"{O}/g;    
1.281     sakharuk 1257:     $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
1.116     sakharuk 1258:     $result =~ s/&(\#216|Oslash);/{\\O}/g;
                   1259:     $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;    
                   1260:     $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
                   1261:     $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
                   1262:     $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
                   1263:     $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
1.329     sakharuk 1264:     $result =~ s/&(\#223|szlig);/{\\ss}/g;
1.116     sakharuk 1265:     $result =~ s/&(\#224|agrave);/\\\`{a}/g;
                   1266:     $result =~ s/&(\#225|aacute);/\\\'{a}/g;
                   1267:     $result =~ s/&(\#226|acirc);/\\^{a}/g;
                   1268:     $result =~ s/&(\#227|atilde);/\\~{a}/g;
                   1269:     $result =~ s/&(\#228|auml);/\\\"{a}/g;
                   1270:     $result =~ s/&(\#229|aring);/{\\aa}/g;
                   1271:     $result =~ s/&(\#230|aelig);/{\\ae}/g;
                   1272:     $result =~ s/&(\#231|ccedil);/\\c{c}/g;
                   1273:     $result =~ s/&(\#232|egrave);/\\\`{e}/g;
                   1274:     $result =~ s/&(\#233|eacute);/\\\'{e}/g;
                   1275:     $result =~ s/&(\#234|ecirc);/\\^{e}/g;
                   1276:     $result =~ s/&(\#235|euml);/\\\"{e}/g;
                   1277:     $result =~ s/&(\#236|igrave);/\\\`{i}/g;
                   1278:     $result =~ s/&(\#237|iacute);/\\\'{i}/g;
                   1279:     $result =~ s/&(\#238|icirc);/\\^{i}/g;
                   1280:     $result =~ s/&(\#239|iuml);/\\\"{i}/g;
1.281     sakharuk 1281:     $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g;
1.116     sakharuk 1282:     $result =~ s/&(\#241|ntilde);/\\~{n}/g;
                   1283:     $result =~ s/&(\#242|ograve);/\\\`{o}/g;
                   1284:     $result =~ s/&(\#243|oacute);/\\\'{o}/g;
                   1285:     $result =~ s/&(\#244|ocirc);/\\^{o}/g;
                   1286:     $result =~ s/&(\#245|otilde);/\\~{o}/g;
                   1287:     $result =~ s/&(\#246|ouml);/\\\"{o}/g;
1.281     sakharuk 1288:     $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
1.116     sakharuk 1289:     $result =~ s/&(\#248|oslash);/{\\o}/g;
                   1290:     $result =~ s/&(\#249|ugrave);/\\\`{u}/g; 
                   1291:     $result =~ s/&(\#250|uacute);/\\\'{u}/g;
                   1292:     $result =~ s/&(\#251|ucirc);/\\^{u}/g;
                   1293:     $result =~ s/&(\#252|uuml);/\\\"{u}/g;
                   1294:     $result =~ s/&(\#253|yacute);/\\\'{y}/g;
                   1295:     $result =~ s/&(\#255|yuml);/\\\"{y}/g;
1.399     albertel 1296:     $result =~ s/&\#295;/\\ensuremath\{\\hbar\}/g;
1.281     sakharuk 1297:     $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
1.117     sakharuk 1298: #Greek Alphabet
1.281     sakharuk 1299:     $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
                   1300:     $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
                   1301:     $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
                   1302:     $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g;
                   1303:     $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g;
                   1304:     $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g;
                   1305:     $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g;
                   1306:     $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g;
                   1307:     $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g;
                   1308:     $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g;
                   1309:     $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g;
                   1310:     $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g;
                   1311:     $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g;
                   1312:     $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g;
1.199     sakharuk 1313:     $result =~ s/&(omicron|\#959);/o/g;
1.281     sakharuk 1314:     $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g;
                   1315:     $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g;
                   1316:     $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g;
                   1317:     $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g;
                   1318:     $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g;
                   1319:     $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g;
                   1320:     $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g;
                   1321:     $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g;
                   1322:     $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g;
                   1323:     $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g;
                   1324:     $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g;
1.199     sakharuk 1325:     $result =~ s/&(Alpha|\#913);/A/g;
                   1326:     $result =~ s/&(Beta|\#914);/B/g;
1.281     sakharuk 1327:     $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g;
                   1328:     $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g;
1.199     sakharuk 1329:     $result =~ s/&(Epsilon|\#917);/E/g;
                   1330:     $result =~ s/&(Zeta|\#918);/Z/g;
                   1331:     $result =~ s/&(Eta|\#919);/H/g;
1.281     sakharuk 1332:     $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g;
1.199     sakharuk 1333:     $result =~ s/&(Iota|\#921);/I/g;
                   1334:     $result =~ s/&(Kappa|\#922);/K/g;
1.281     sakharuk 1335:     $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g;
1.199     sakharuk 1336:     $result =~ s/&(Mu|\#924);/M/g;
                   1337:     $result =~ s/&(Nu|\#925);/N/g;
1.281     sakharuk 1338:     $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g;
1.199     sakharuk 1339:     $result =~ s/&(Omicron|\#927);/O/g;
1.281     sakharuk 1340:     $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g;
1.199     sakharuk 1341:     $result =~ s/&(Rho|\#929);/P/g;
1.281     sakharuk 1342:     $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g;
1.199     sakharuk 1343:     $result =~ s/&(Tau|\#932);/T/g;
1.281     sakharuk 1344:     $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g;
                   1345:     $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g;
1.199     sakharuk 1346:     $result =~ s/&(Chi|\#935);/X/g;
1.281     sakharuk 1347:     $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
                   1348:     $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
1.199     sakharuk 1349: #Arrows (extended HTML 4.01)
1.281     sakharuk 1350:     $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
                   1351:     $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
                   1352:     $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
                   1353:     $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g;
                   1354:     $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g;
                   1355:     $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g;
                   1356:     $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g;
                   1357:     $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
                   1358:     $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
                   1359:     $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
1.199     sakharuk 1360: #Mathematical Operators (extended HTML 4.01)
1.281     sakharuk 1361:     $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
                   1362:     $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
                   1363:     $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
                   1364:     $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g;
                   1365:     $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g;
                   1366:     $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g;
                   1367:     $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g;
                   1368:     $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g;
                   1369:     $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g;
                   1370:     $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g;
                   1371:     $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g;
1.390     albertel 1372:     $result =~ s/–/\\ensuremath\{-\}/g;
1.281     sakharuk 1373:     $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g;
                   1374:     $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g;
                   1375:     $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g;
                   1376:     $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g;
                   1377:     $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g;
                   1378:     $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g;
                   1379:     $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g;
                   1380:     $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g;
                   1381:     $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g;
                   1382:     $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g;
                   1383:     $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g;
                   1384:     $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g;
                   1385:     $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g;
                   1386:     $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g;
                   1387:     $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g;
                   1388:     $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g;
                   1389:     $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g;
                   1390:     $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g;
                   1391:     $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g;
                   1392:     $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g;
                   1393:     $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g;
                   1394:     $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g;
                   1395:     $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g;
                   1396:     $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
                   1397:     $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
                   1398:     $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
1.199     sakharuk 1399: #Geometric Shapes (extended HTML 4.01)
1.281     sakharuk 1400:     $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
1.199     sakharuk 1401: #Miscellaneous Symbols (extended HTML 4.01)
1.281     sakharuk 1402:     $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
                   1403:     $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
                   1404:     $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
                   1405:     $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g;
1.495     foxr     1406: #   Chemically useful 'things' contributed by Hon Kie (bug 4652).
1.515     foxr     1407: 
1.495     foxr     1408:     $result =~ s/&\#8636;/\\ensuremath\{\\leftharpoonup\}/g;
                   1409:     $result =~ s/&\#8637;/\\ensuremath\{\\leftharpoondown\}/g;
                   1410:     $result =~ s/&\#8640;/\\ensuremath\{\\rightharpoonup\}/g;
                   1411:     $result =~ s/&\#8641;/\\ensuremath\{\\rightharpoondown\}/g;
                   1412:     $result =~ s/&\#8652;/\\ensuremath\{\\rightleftharpoons\}/g;
                   1413:     $result =~ s/&\#8605;/\\ensuremath\{\\leadsto\}/g;
                   1414:     $result =~ s/&\#8617;/\\ensuremath\{\\hookleftarrow\}/g;
                   1415:     $result =~ s/&\#8618;/\\ensuremath\{\\hookrightarrow\}/g;
                   1416:     $result =~ s/&\#8614;/\\ensuremath\{\\mapsto\}/g;
                   1417:     $result =~ s/&\#8599;/\\ensuremath\{\\nearrow\}/g;
                   1418:     $result =~ s/&\#8600;/\\ensuremath\{\\searrow\}/g;
                   1419:     $result =~ s/&\#8601;/\\ensuremath\{\\swarrow\}/g;
                   1420:     $result =~ s/&\#8598;/\\ensuremath\{\\nwarrow\}/g;
1.513     foxr     1421: 
                   1422:     # Left/right quotations:
                   1423: 
                   1424:     $result =~ s/&(ldquo|#8220);/\`\`/g;
                   1425:     $result =~ s/&(rdquo|#8221);/\'\'/g;
                   1426: 
                   1427: 
1.559     foxr     1428: 
1.37      sakharuk 1429:     return $result;
                   1430: }
1.41      sakharuk 1431: 
                   1432: 
1.327     albertel 1433:                   #width, height, oddsidemargin, evensidemargin, topmargin
                   1434: my %page_formats=
                   1435:     ('letter' => {
                   1436: 	 'book' => {
1.493     foxr     1437: 	     '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.275 in'],
                   1438: 	     '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.275 in']
1.327     albertel 1439: 	 },
                   1440: 	 'album' => {
1.496     foxr     1441: 	     '1' => [ '8.8 in', '6.8 in','-0.55 in',  '-0.55 in','0.394 in'],
1.484     albertel 1442: 	     '2' => [ '4.8 in', '6.8 in','-0.5 in', '-1.0 in','3.5 in']
1.327     albertel 1443: 	 },
                   1444:      },
                   1445:      'legal' => {
                   1446: 	 'book' => {
                   1447: 	     '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'],
1.514     foxr     1448: 	     '2' => ['3.66 in','13 in','-0.57 in','-0.57 in','-0.5 in']
1.327     albertel 1449: 	 },
                   1450: 	 'album' => {
1.376     albertel 1451: 	     '1' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'],
                   1452:              '2' => ['6.0 in','7.1 in','-1 in','-1 in','5 in']
1.327     albertel 1453:           },
                   1454:      },
                   1455:      'tabloid' => {
                   1456: 	 'book' => {
                   1457: 	     '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'],
                   1458: 	     '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in']
                   1459: 	 },
                   1460: 	 'album' => {
1.376     albertel 1461: 	     '1' => ['16 in','9.8 in','-0.57 in','-0.57 in','-0.5 in'],
                   1462: 	     '2' => ['16 in','4.9 in','-0.57 in','-0.57 in','-0.5 in']
1.327     albertel 1463:           },
                   1464:      },
                   1465:      'executive' => {
                   1466: 	 'book' => {
                   1467: 	     '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'],
                   1468: 	     '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in']
                   1469: 	 },
                   1470: 	 'album' => {
                   1471: 	     '1' => [],
                   1472: 	     '2' => []
                   1473:           },
                   1474:      },
                   1475:      'a2' => {
                   1476: 	 'book' => {
                   1477: 	     '1' => [],
                   1478: 	     '2' => []
                   1479: 	 },
                   1480: 	 'album' => {
                   1481: 	     '1' => [],
                   1482: 	     '2' => []
                   1483:           },
                   1484:      },
                   1485:      'a3' => {
                   1486: 	 'book' => {
                   1487: 	     '1' => [],
                   1488: 	     '2' => []
                   1489: 	 },
                   1490: 	 'album' => {
                   1491: 	     '1' => [],
                   1492: 	     '2' => []
                   1493:           },
                   1494:      },
                   1495:      'a4' => {
                   1496: 	 'book' => {
1.493     foxr     1497: 	     '1' => ['17.6 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm'],
1.496     foxr     1498: 	     '2' => [ '9.1 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm']
1.327     albertel 1499: 	 },
                   1500: 	 'album' => {
1.496     foxr     1501: 	     '1' => ['21.59 cm','19.558 cm','-1.397cm','-2.11 cm','0 cm'],
1.493     foxr     1502: 	     '2' => ['9.91 cm','19.558 cm','-1.397 cm','-2.11 cm','0 cm']
1.327     albertel 1503: 	 },
                   1504:      },
                   1505:      'a5' => {
                   1506: 	 'book' => {
                   1507: 	     '1' => [],
                   1508: 	     '2' => []
                   1509: 	 },
                   1510: 	 'album' => {
                   1511: 	     '1' => [],
                   1512: 	     '2' => []
                   1513:           },
                   1514:      },
                   1515:      'a6' => {
                   1516: 	 'book' => {
                   1517: 	     '1' => [],
                   1518: 	     '2' => []
                   1519: 	 },
                   1520: 	 'album' => {
                   1521: 	     '1' => [],
                   1522: 	     '2' => []
                   1523:           },
                   1524:      },
                   1525:      );
                   1526: 
1.177     sakharuk 1527: sub page_format {
1.140     sakharuk 1528: #
1.326     sakharuk 1529: #Supported paper format: "Letter [8 1/2x11 in]",      "Legal [8 1/2x14 in]",
                   1530: #                        "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
                   1531: #                        "A2 [420x594 mm]",           "A3 [297x420 mm]",
                   1532: #                        "A4 [210x297 mm]",           "A5 [148x210 mm]",
                   1533: #                        "A6 [105x148 mm]"
1.140     sakharuk 1534: # 
                   1535:     my ($papersize,$layout,$numberofcolumns) = @_; 
1.327     albertel 1536:     return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}};
1.140     sakharuk 1537: }
1.76      sakharuk 1538: 
                   1539: 
1.126     albertel 1540: sub get_name {
                   1541:     my ($uname,$udom)=@_;
1.373     albertel 1542:     if (!defined($uname)) { $uname=$env{'user.name'}; }
                   1543:     if (!defined($udom)) { $udom=$env{'user.domain'}; }
1.126     albertel 1544:     my $plainname=&Apache::loncommon::plainname($uname,$udom);
1.213     albertel 1545:     if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
1.453     foxr     1546:    $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
1.213     albertel 1547:     return $plainname;
1.126     albertel 1548: }
                   1549: 
1.213     albertel 1550: sub get_course {
                   1551:     my $courseidinfo;
1.373     albertel 1552:     if (defined($env{'request.course.id'})) {
1.439     www      1553: 	$courseidinfo = &Apache::lonxml::latex_special_symbols(&unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header');
1.537     foxr     1554: 	my $sec = $env{'request.course.sec'};
                   1555: 	    
1.213     albertel 1556:     }
                   1557:     return $courseidinfo;
                   1558: }
1.177     sakharuk 1559: 
1.76      sakharuk 1560: sub page_format_transformation {
1.312     sakharuk 1561:     my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_; 
1.202     sakharuk 1562:     my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
1.454     foxr     1563: 
1.312     sakharuk 1564:     if ($selectionmade eq '4') {
1.502     foxr     1565: 	if ($choice eq 'all_problems') {
1.561     bisitz   1566:             $assignment=&mt('Problems from the Whole Course');
1.502     foxr     1567: 	} else {
1.561     bisitz   1568:             $assignment=&mt('Resources from the Whole Course');
1.502     foxr     1569: 	}
1.312     sakharuk 1570:     } else {
                   1571: 	$assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
                   1572:     }
1.261     sakharuk 1573:     ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
1.454     foxr     1574: 
                   1575: 
1.126     albertel 1576:     my $name = &get_name();
1.213     albertel 1577:     my $courseidinfo = &get_course();
1.455     albertel 1578:     my $header_text  = $parmhash{'print_header_format'};
1.486     foxr     1579:     $header_text     = &format_page_header($textwidth, $header_text, $assignment,
1.455     albertel 1580: 					   $courseidinfo, $name);
1.319     sakharuk 1581:     my $topmargintoinsert = '';
                   1582:     if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
1.325     sakharuk 1583:     my $fancypagestatement='';
                   1584:     if ($numberofcolumns eq '2') {
1.455     albertel 1585: 	$fancypagestatement="\\fancyhead{}\\fancyhead[LO]{$header_text}";
1.325     sakharuk 1586:     } else {
1.455     albertel 1587: 	$fancypagestatement="\\rhead{}\\chead{}\\lhead{$header_text}";
1.325     sakharuk 1588:     }
1.140     sakharuk 1589:     if ($layout eq 'album') {
1.550     foxr     1590: 	    $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$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}$fancypagestatement\\usepackage{booktabs}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /;
1.140     sakharuk 1591:     } elsif ($layout eq 'book') {
                   1592: 	if ($choice ne 'All class print') { 
1.550     foxr     1593: 	    $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/;
1.140     sakharuk 1594: 	} else {
1.550     foxr     1595: 	    $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\usepackage{booktabs}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1}  \\vskip 5 mm\n /;
1.319     sakharuk 1596: 	}
1.326     sakharuk 1597: 	if ($papersize eq 'a4') {
1.575     foxr     1598: 	    my $papersize_text;
                   1599: 	    if ($perm{'pav'}) {
                   1600: 		$papersize_text = '\\special{papersize=210mm,297mm}';
                   1601: 	    } else {
                   1602: 		$papersize_text = '\special{papersize=210mm,297mm}';
                   1603: 	    }
                   1604: 	    $text =~ s/(\\begin{document})/$1$papersize_text/;
1.140     sakharuk 1605: 	}
                   1606:     }
1.214     sakharuk 1607:     if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
                   1608:     if ($indexlist eq 'yes') {
                   1609: 	$text=~s/(\\begin{document})/\\makeindex $1/;
                   1610: 	$text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;
                   1611:     }
1.140     sakharuk 1612:     return $text;
                   1613: }
                   1614: 
                   1615: 
1.33      sakharuk 1616: sub page_cleanup {
                   1617:     my $result = shift;	
1.65      sakharuk 1618:  
                   1619:     $result =~ m/\\end{document}(\d*)$/;
1.34      sakharuk 1620:     my $number_of_columns = $1;
1.33      sakharuk 1621:     my $insert = '{';
1.34      sakharuk 1622:     for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1.33      sakharuk 1623:     $insert .= '}';
1.65      sakharuk 1624:     $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
1.34      sakharuk 1625:     $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
                   1626:     return $result,$number_of_columns;
1.7       sakharuk 1627: }
1.5       sakharuk 1628: 
1.3       sakharuk 1629: 
1.60      sakharuk 1630: sub details_for_menu {
1.335     albertel 1631:     my ($helper)=@_;
1.373     albertel 1632:     my $postdata=$env{'form.postdata'};
1.335     albertel 1633:     if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }
                   1634:     my $name_of_resource = &Apache::lonnet::gettitle($postdata);
                   1635:     my $symbolic = &Apache::lonnet::symbread($postdata);
1.482     albertel 1636:     return if ( $symbolic eq '');
                   1637: 
1.233     www      1638:     my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
1.123     albertel 1639:     $map=&Apache::lonnet::clutter($map);
1.269     albertel 1640:     my $name_of_sequence = &Apache::lonnet::gettitle($map);
1.63      albertel 1641:     if ($name_of_sequence =~ /^\s*$/) {
1.123     albertel 1642: 	$map =~ m|([^/]+)$|;
                   1643: 	$name_of_sequence = $1;
1.63      albertel 1644:     }
1.373     albertel 1645:     my $name_of_map = &Apache::lonnet::gettitle($env{'request.course.uri'});
1.63      albertel 1646:     if ($name_of_map =~ /^\s*$/) {
1.373     albertel 1647: 	$env{'request.course.uri'} =~ m|([^/]+)$|;
1.123     albertel 1648: 	$name_of_map = $1;
                   1649:     }
1.335     albertel 1650:     return ($name_of_resource,$name_of_sequence,$name_of_map);
1.76      sakharuk 1651: }
                   1652: 
1.476     albertel 1653: sub copyright_line {
                   1654:     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 } ';
                   1655: }
                   1656: my $end_of_student = "\n".'\special{ps:ENDOFSTUDENTSTAMP}'."\n";
1.76      sakharuk 1657: 
                   1658: sub latex_corrections {
1.408     albertel 1659:     my ($number_of_columns,$result,$selectionmade,$answer_mode) = @_;
1.185     sakharuk 1660: #    $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
1.476     albertel 1661:     my $copyright = &copyright_line();
1.408     albertel 1662:     if ($selectionmade eq '1' || $answer_mode eq 'only') {
1.476     albertel 1663: 	$result =~ s/(\\end{document})/\\strut\\vskip 0 mm $copyright $end_of_student $1/;
1.408     albertel 1664:     } else {
1.476     albertel 1665: 	$result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline $copyright $end_of_student $1/;
1.316     sakharuk 1666:     }
1.476     albertel 1667:     $result =~ s/\$number_of_columns/$number_of_columns/g;
1.91      sakharuk 1668:     $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
                   1669:     $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
1.76      sakharuk 1670: #-- LaTeX corrections     
                   1671:     my $first_comment = index($result,'<!--',0);
                   1672:     while ($first_comment != -1) {
                   1673: 	my $end_comment = index($result,'-->',$first_comment);
                   1674: 	substr($result,$first_comment,$end_comment-$first_comment+3) = '';
                   1675: 	$first_comment = index($result,'<!--',$first_comment);
                   1676:     }
                   1677:     $result =~ s/^\s+$//gm; #remove empty lines
1.377     albertel 1678:     #removes more than one empty space
                   1679:     $result =~ s|(\s\s+)|($1=~/[\n\r]/)?"\n":" "|ge;
1.76      sakharuk 1680:     $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
                   1681:     $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
                   1682:     $result =~ s/{\\par }\s*\\\\/\\\\/gm;
1.313     sakharuk 1683:     $result =~ s/\\\\\s+\[/ \[/g;
1.76      sakharuk 1684:     #conversion of html characters to LaTeX equivalents
                   1685:     if ($result =~ m/&(\w+|#\d+);/) {
                   1686: 	$result = &character_chart($result);
                   1687:     }
                   1688:     $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
                   1689:     $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
                   1690:     return $result;
1.60      sakharuk 1691: }
                   1692: 
1.3       sakharuk 1693: 
1.214     sakharuk 1694: sub index_table {
                   1695:     my $currentURL = shift;
                   1696:     my $insex_string='';
                   1697:     $currentURL=~s/\.([^\/+])$/\.$1\.meta/;
                   1698:     $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');
                   1699:     return $insex_string;
                   1700: }
                   1701: 
                   1702: 
1.215     sakharuk 1703: sub IndexCreation {
                   1704:     my ($texversion,$currentURL)=@_;
                   1705:     my @key_words=split(/,/,&index_table($currentURL));
                   1706:     my $chunk='';
                   1707:     my $st=index $texversion,'\addcontentsline{toc}{subsection}{';
                   1708:     if ($st>0) {
                   1709: 	for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}
                   1710: 	$chunk=substr($texversion,0,$st+1);
                   1711: 	substr($texversion,0,$st+1)=' ';
                   1712:     }
                   1713:     foreach my $key_word (@key_words) {
                   1714: 	if ($key_word=~/\S+/) {
                   1715: 	    $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;
                   1716: 	}
                   1717:     }			
                   1718:     if ($st>0) {substr($texversion,0,1)=$chunk;}
                   1719:     return $texversion;
                   1720: }
                   1721: 
1.242     sakharuk 1722: sub print_latex_header {
                   1723:     my $mode=shift;
1.550     foxr     1724: 
                   1725:     return &Apache::londefdef::latex_header($mode);
1.242     sakharuk 1726: }
                   1727: 
                   1728: sub path_to_problem {
1.328     albertel 1729:     my ($urlp,$colwidth)=@_;
1.404     albertel 1730:     $urlp=&Apache::lonnet::clutter($urlp);
                   1731: 
1.242     sakharuk 1732:     my $newurlp = '';
1.328     albertel 1733:     $colwidth=~s/\s*mm\s*$//;
                   1734: #characters average about 2 mm in width
1.360     albertel 1735:     if (length($urlp)*2 > $colwidth) {
1.404     albertel 1736: 	my @elements = split('/',$urlp);
1.328     albertel 1737: 	my $curlength=0;
                   1738: 	foreach my $element (@elements) {
1.404     albertel 1739: 	    if ($element eq '') { next; }
1.328     albertel 1740: 	    if ($curlength+(length($element)*2) > $colwidth) {
1.404     albertel 1741: 		$newurlp .=  '|\vskip -1 mm \verb|';
                   1742: 		$curlength=length($element)*2;
1.328     albertel 1743: 	    } else {
                   1744: 		$curlength+=length($element)*2;
1.242     sakharuk 1745: 	    }
1.328     albertel 1746: 	    $newurlp.='/'.$element;
1.242     sakharuk 1747: 	}
1.253     sakharuk 1748:     } else {
                   1749: 	$newurlp=$urlp;
1.242     sakharuk 1750:     }
                   1751:     return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
                   1752: }
1.215     sakharuk 1753: 
1.275     sakharuk 1754: sub recalcto_mm {
                   1755:     my $textwidth=shift;
                   1756:     my $LaTeXwidth;
1.339     albertel 1757:     if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) {
1.275     sakharuk 1758: 	$LaTeXwidth = $1*10;
1.339     albertel 1759:     } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) {
1.275     sakharuk 1760: 	$LaTeXwidth = $1;
1.339     albertel 1761:     } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) {
1.275     sakharuk 1762: 	$LaTeXwidth = $1*25.4;
                   1763:     }
                   1764:     $LaTeXwidth.=' mm';
                   1765:     return $LaTeXwidth;
                   1766: }
                   1767: 
1.285     albertel 1768: sub get_textwidth {
                   1769:     my ($helper,$LaTeXwidth)=@_;
1.286     albertel 1770:     my $textwidth=$LaTeXwidth;
1.285     albertel 1771:     if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
                   1772: 	$helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
1.286     albertel 1773: 	$textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
                   1774: 				$helper->{'VARS'}->{'pagesize.widthunit'});
1.285     albertel 1775:     }
1.286     albertel 1776:     return $textwidth;
1.285     albertel 1777: }
                   1778: 
1.296     sakharuk 1779: 
                   1780: sub unsupported {
1.414     albertel 1781:     my ($currentURL,$mode,$symb)=@_;
1.307     sakharuk 1782:     if ($mode ne '') {$mode='\\'.$mode}
1.308     sakharuk 1783:     my $result.= &print_latex_header($mode);
1.414     albertel 1784:     if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {
                   1785: 	$currentURL=~s|^(/adm/wrapper/)?ext/|http://|;
                   1786: 	my $title=&Apache::lonnet::gettitle($symb);
                   1787: 	$title = &Apache::lonxml::latex_special_symbols($title);
                   1788: 	$result.=' \strut \\\\ '.$title.' \strut \\\\ '.$currentURL.' ';
1.296     sakharuk 1789:     } else {
                   1790: 	$result.=$currentURL;
                   1791:     }
1.419     albertel 1792:     $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
1.296     sakharuk 1793:     return $result;
                   1794: }
                   1795: 
1.559     foxr     1796: #
                   1797: #  Map from helper layout style to the book/album:
                   1798: #
                   1799: sub map_laystyle {
                   1800:     my ($laystyle) = @_;
                   1801:     if ($laystyle eq 'L') {
                   1802: 	$laystyle='album';
                   1803:     } else {
                   1804: 	$laystyle='book';
                   1805:     }
                   1806:     return $laystyle;
                   1807: }
                   1808: 
                   1809: sub print_page_in_course {
                   1810:     my ($helper, $rparmhash, $currentURL, $resources) = @_;
1.602   ! www      1811: 
1.559     foxr     1812:     my %parmhash       = %$rparmhash;
                   1813:     my @page_resources = @$resources;
                   1814:     my $mode = $helper->{'VARS'}->{'LATEX_TYPE'};
                   1815:     my $symb = $helper->{'VARS'}->{'symb'};
                   1816: 
                   1817: 
                   1818:     my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
                   1819: 
                   1820: 
                   1821:     my @temporary_array=split /\|/,$format_from_helper;
                   1822:     my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array;
                   1823:     $laystyle = &map_laystyle($laystyle);
                   1824:     my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,
                   1825: 								      $numberofcolumns);
                   1826:     my $LaTeXwidth=&recalcto_mm($textwidth); 
                   1827: 
                   1828: 
                   1829:     if ($mode ne '') {$mode='\\'.$mode}
1.562     foxr     1830:     my $result   =    &print_latex_header($mode);
1.559     foxr     1831:     if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {
                   1832: 	$currentURL=~s|^(/adm/wrapper/)?ext/|http://|;
                   1833: 	my $title=&Apache::lonnet::gettitle($symb);
                   1834: 	$title = &Apache::lonxml::latex_special_symbols($title);
                   1835:     } else {
1.582     raeburn  1836:         my $esc_currentURL= $currentURL;
                   1837:         $esc_currentURL =~ s/_/\\_/g;
                   1838: 	$result.=$esc_currentURL;
1.559     foxr     1839:     }
                   1840:     $result .= '\\\\';
                   1841: 
                   1842:     if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
                   1843: 	&Apache::lonnet::appenv({'construct.style' =>
                   1844: 				$helper->{'VARS'}->{'style_file'}});
                   1845:     } elsif ($env{'construct.style'}) {
                   1846: 	&Apache::lonnet::delenv('construct.style');
                   1847:     }
                   1848: 
                   1849:     # First is the overall page description.  This is then followed by the 
                   1850:     # components of the page. Each of which must be printed independently.
1.564     foxr     1851:     my $the_page = shift(@page_resources); 
1.559     foxr     1852: 
                   1853: 
                   1854:     foreach my $resource (@page_resources) {
                   1855: 	my $resource_src   = $resource->src(); # Essentially the URL of the resource.
                   1856: 	$result           .= $resource->title() . '\\\\';
                   1857: 
                   1858: 	# Recurse if a .page:
                   1859: 
                   1860: 	if ($resource_src =~ /.page$/i) {
                   1861: 	    my $navmap         = Apache::lonnavmaps::navmap->new();
                   1862: 	    my @page_resources = $navmap->retrieveResources($resource_src);
                   1863: 	    $result           .= &print_page_in_course($helper, $rparmhash, 
                   1864: 						       $resource_src, \@page_resources);
                   1865: 	}
                   1866: 	# these resources go through the XML transformer:
                   1867: 
1.602   ! www      1868: 	elsif ($resource_src =~ /\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/)  {
        !          1869: 
1.559     foxr     1870: 	    my $urlp = &Apache::lonnet::clutter($resource_src);
1.602   ! www      1871: 
1.559     foxr     1872: 	    my %form;
                   1873: 	    my %moreenv;
                   1874: 
                   1875: 	    &Apache::lonxml::remember_problem_counter();
                   1876: 	    $moreenv{'request.filename'}=$urlp;
                   1877: 	    if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
                   1878: 
                   1879: 	    $form{'grade_target'}  = 'tex';
                   1880: 	    $form{'textwidth'}    = &get_textwidth($helper, $LaTeXwidth);
1.576     raeburn  1881: 	    $form{'pdfFormFields'} = $pdfFormFields; # 
1.559     foxr     1882: 	    $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};    
                   1883: 	    
                   1884: 	    $form{'problem_split'}=$parmhash{'problem_stream_switch'};
                   1885: 	    $form{'suppress_tries'}=$parmhash{'suppress_tries'};
                   1886: 	    $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
                   1887: 	    $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
                   1888: 	    $form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
                   1889: 	    if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') ||
                   1890: 		($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
                   1891: 		$form{'problem_split'}='yes';
                   1892: 	    }
                   1893: 	    my $rndseed = time;
                   1894: 	    if ($helper->{'VARS'}->{'curseed'}) {
                   1895: 		$rndseed=$helper->{'VARS'}->{'curseed'};
                   1896: 	    }
                   1897: 	    $form{'rndseed'}=$rndseed;
                   1898: 	    &Apache::lonnet::appenv(\%moreenv);
                   1899: 	    
                   1900: 	    &Apache::lonxml::clear_problem_counter();
                   1901: 
                   1902: 	    my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form);
                   1903: 
                   1904: 
                   1905: 	    # current document with answers.. no need to encap in minipage
                   1906: 	    #  since there's only one answer.
                   1907: 
                   1908: 	    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
                   1909: 	       ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
                   1910: 		my %answerform = %form;
                   1911: 
                   1912: 
                   1913: 		$answerform{'problem_split'}=$parmhash{'problem_stream_switch'};
                   1914: 		$answerform{'grade_target'}='answer';
                   1915: 		$answerform{'answer_output_mode'}='tex';
                   1916: 		$answerform{'rndseed'}=$rndseed;
                   1917:                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {
                   1918: 		    $answerform{'problemtype'}='exam';
                   1919: 		}
                   1920: 		$resources_printed .= $urlp.':';
                   1921: 		my $answer=&ssi_with_retries($urlp,$ssi_retry_count, %answerform);
                   1922: 
                   1923: 		if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
                   1924: 		    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
                   1925: 		} else {
1.562     foxr     1926: 		    $texversion= &print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.559     foxr     1927: 		    if ($helper->{'VARS'}->{'construction'} ne '1') {
                   1928: 			my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});
                   1929: 			$title = &Apache::lonxml::latex_special_symbols($title);
                   1930: 			$texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
                   1931: 			$texversion.=&path_to_problem($urlp,$LaTeXwidth);
                   1932: 		    } else {
1.602   ! www      1933: 			$texversion.='\vskip 0 mm \noindent\textbf{'.
        !          1934:                         &mt("Printing from Construction Space: No Title").'}\vskip 0 mm ';
        !          1935: 			$texversion.=&path_to_problem($urlp,$LaTeXwidth);
1.559     foxr     1936: 		    }
                   1937: 		    $texversion.='\vskip 1 mm '.$answer.'\end{document}';
                   1938: 		}
                   1939: 
                   1940: 
                   1941: 		
                   1942: 
                   1943: 	    
                   1944: 	    }
                   1945: 	    # Print annotations.
                   1946: 
                   1947: 
                   1948: 	    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
                   1949: 		my $annotation .= &annotate($currentURL);
                   1950: 		$texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
                   1951: 	    }
                   1952: 	    
                   1953: 	    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
                   1954: 		$texversion=&IndexCreation($texversion,$currentURL);
                   1955: 	    }
                   1956: 	    if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
                   1957: 		$texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
                   1958: 
                   1959: 	    }
1.562     foxr     1960: 	    $texversion = &latex_header_footer_remove($texversion);
                   1961: 
                   1962: 	    # the first remaining line is a comment from londefdef the second
                   1963: 	    # line  seems to be an extraneous \vskip 1mm \\\\ :
                   1964:             # (imperfect removal from header_footer_remove?
                   1965: 
                   1966: 	    $texversion =~ s/\\vskip 1mm \\\\\\\\//;
                   1967: 
1.559     foxr     1968: 	    $result .= $texversion;
                   1969: 	    if ($currentURL=~m/\.page\s*$/) {
                   1970: 		($result,$numberofcolumns) = &page_cleanup($result);
                   1971: 	    }
                   1972: 	}
                   1973:     }
                   1974: 
                   1975:     $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
                   1976:     return $result;
                   1977: }
                   1978: 
1.296     sakharuk 1979: 
1.363     foxr     1980: #
1.395     www      1981: # List of recently generated print files
                   1982: #
                   1983: sub recently_generated {
1.584     raeburn  1984:     my ($prtspool) = @_;
                   1985:     my $output;
1.400     albertel 1986:     my $zip_result;
                   1987:     my $pdf_result;
1.395     www      1988:     opendir(DIR,$prtspool);
1.400     albertel 1989: 
                   1990:     my @files = 
                   1991: 	grep(/^$env{'user.name'}_$env{'user.domain'}_printout_(\d+)_.*\.(pdf|zip)$/,readdir(DIR));
1.395     www      1992:     closedir(DIR);
1.400     albertel 1993: 
                   1994:     @files = sort {
                   1995: 	my ($actime) = (stat($prtspool.'/'.$a))[10];
                   1996: 	my ($bctime) = (stat($prtspool.'/'.$b))[10];
                   1997: 	return $bctime <=> $actime;
                   1998:     } (@files);
                   1999: 
                   2000:     foreach my $filename (@files) {
                   2001: 	my ($ext) = ($filename =~ m/(pdf|zip)$/);
                   2002: 	my ($cdev,$cino,$cmode,$cnlink,
                   2003: 	    $cuid,$cgid,$crdev,$csize,
                   2004: 	    $catime,$cmtime,$cctime,
                   2005: 	    $cblksize,$cblocks)=stat($prtspool.'/'.$filename);
1.544     bisitz   2006:         my $ext_text = 'pdf' ? &mt('PDF File'):&mt('Zip File');
                   2007: 	my $result=&Apache::loncommon::start_data_table_row()
                   2008:                   .'<td>'
                   2009:                   .'<a href="/prtspool/'.$filename.'">'.$ext_text.'</a>'
                   2010:                   .'</td>'
                   2011:                   .'<td>'.&Apache::lonlocal::locallocaltime($cctime).'</td>'
                   2012:                   .'<td align="right">'.$csize.'</td>'
                   2013:                   .&Apache::loncommon::end_data_table_row();
1.400     albertel 2014: 	if ($ext eq 'pdf') { $pdf_result .= $result; }
                   2015: 	if ($ext eq 'zip') { $zip_result .= $result; }
                   2016:     }
1.544     bisitz   2017:     if ($zip_result || $pdf_result) {
1.584     raeburn  2018:         $output ='<hr />';
1.544     bisitz   2019:     }
1.400     albertel 2020:     if ($zip_result) {
1.584     raeburn  2021: 	$output .='<h3>'.&mt('Recently generated printout zip files')."</h3>\n"
1.544     bisitz   2022:                   .&Apache::loncommon::start_data_table()
                   2023:                   .&Apache::loncommon::start_data_table_header_row()
                   2024:                   .'<th>'.&mt('Download').'</th>'
                   2025:                   .'<th>'.&mt('Creation Date').'</th>'
                   2026:                   .'<th>'.&mt('File Size (Bytes)').'</th>'
                   2027:                   .&Apache::loncommon::end_data_table_header_row()
                   2028:                   .$zip_result
1.584     raeburn  2029:                   .&Apache::loncommon::end_data_table();
1.400     albertel 2030:     }
                   2031:     if ($pdf_result) {
1.584     raeburn  2032: 	$output .='<h3>'.&mt('Recently generated printouts')."</h3>\n"
1.544     bisitz   2033:                   .&Apache::loncommon::start_data_table()
                   2034:                   .&Apache::loncommon::start_data_table_header_row()
                   2035:                   .'<th>'.&mt('Download').'</th>'
                   2036:                   .'<th>'.&mt('Creation Date').'</th>'
                   2037:                   .'<th>'.&mt('File Size (Bytes)').'</th>'
                   2038:                   .&Apache::loncommon::end_data_table_header_row()
                   2039:                   .$pdf_result
1.584     raeburn  2040:                   .&Apache::loncommon::end_data_table();
1.396     albertel 2041:     }
1.584     raeburn  2042:     return $output;
1.395     www      2043: }
                   2044: 
                   2045: #
1.363     foxr     2046: #   Retrieve the hash of page breaks.
                   2047: #
                   2048: #  Inputs:
                   2049: #    helper   - reference to helper object.
                   2050: #  Outputs
                   2051: #    A reference to a page break hash.
                   2052: #
                   2053: #
1.600     foxr     2054: use Data::Dumper;
1.569     foxr     2055: # sub dump_helper_vars {
1.418     foxr     2056: #    my ($helper) = @_;
                   2057: #    my $helpervars = Dumper($helper->{'VARS'});
                   2058: #    &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars");
                   2059: #}
1.363     foxr     2060: 
1.481     albertel 2061: sub get_page_breaks  {
                   2062:     my ($helper) = @_;
                   2063:     my %page_breaks;
                   2064: 
                   2065:     foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {
                   2066: 	$page_breaks{$break} = 1;
                   2067:     }
                   2068:     return %page_breaks;
                   2069: }
1.569     foxr     2070: # 
                   2071: #   Returns text to insert for any extra vskip prior to the resource.
                   2072: #   Parameters:
                   2073: #     helper   - Reference to the helper object driving the printout.
                   2074: #     resource - Identifies the resource about to be printed.
                   2075: #
                   2076: #   This is done as follows:
                   2077: #    POSSIBLE_RESOURCES has the list of possible resources.
                   2078: #    EXTRASPACE         has the list of extra space values.
1.570     foxr     2079: #    EXTRASPACE_UNITS   is the set of resources for which the units are
                   2080: #                       mm. All others are 'in'.
1.569     foxr     2081: #    
                   2082: #    The resource is found in the POSSIBLE_RESOURCES to get the index
                   2083: #    of the EXTRASPACE value.
                   2084: #
                   2085: #   In order to speed this up for lengthy printouts, the first time,
                   2086: #   POSSIBLE_RESOURCES is turned into a look up hash and
                   2087: #   EXTRASPACE is turned into an array.
                   2088: #
                   2089: 
                   2090: 
                   2091: my %possible_resources;
1.570     foxr     2092: my %extraspace_mm;
1.569     foxr     2093: my @extraspace;
                   2094: my $skips_loaded       = 0;
                   2095: 
                   2096: #  Function to load the skips hash and array
                   2097: 
                   2098: sub load_skips {
                   2099: 
                   2100:     my ($helper)  = @_;
                   2101: 
                   2102:     #  If this is the first time, unrap the resources and extra spaces:
                   2103: 
                   2104:     if (!$skips_loaded) {
                   2105: 	@extraspace = (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE'}));
                   2106: 	my @resource_list = (split(/\|\|\|/, $helper->{'VARS'}->{'POSSIBLE_RESOURCES'}));
                   2107: 	my $i = 0;
                   2108: 	foreach my $resource (@resource_list) {
                   2109: 	    $possible_resources{$resource} = $i;
                   2110: 	    $i++;
                   2111: 	}
1.570     foxr     2112: 	foreach my $mm_resource (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE_UNITS'})) {
                   2113: 	    $extraspace_mm{$mm_resource} = 1;
                   2114: 	}
1.569     foxr     2115: 	$skips_loaded = 1;
                   2116:     }
                   2117: }
                   2118: 
                   2119: sub get_extra_vspaces {
                   2120:     my ($helper, $resource) = @_;
                   2121: 
                   2122:     &load_skips($helper);
                   2123: 
                   2124:     #  Lookup the resource in the possible resources hash.. that is the index
                   2125:     # into the extraspace array that gives us either an empty string or
                   2126:     # the number of mm to skip:
                   2127: 
                   2128:     my $index = $possible_resources{$resource};
                   2129:     my $skip  = $extraspace[$index];
                   2130: 
                   2131:     my $result = '';
                   2132:     if ($skip ne '') {
1.570     foxr     2133: 	my $units = 'in';
                   2134: 	if (defined($extraspace_mm{$resource})) {
                   2135: 	    $units = 'mm';
                   2136: 	}
                   2137: 	$result = '\vskip '.$skip.' '.$units;
1.569     foxr     2138:     }
1.570     foxr     2139: 
                   2140: 	
1.569     foxr     2141:     return $result;
                   2142: 
                   2143: 
                   2144: }
                   2145: 
                   2146: #
                   2147: #  The resource chooser part of the helper needs more than just
                   2148: #  the value of the extraspaces var to recover the value into a text
                   2149: #  field option.  This sub produces the required format for the saved var:
                   2150: #  specifically 
                   2151: #    ||| separated fields of the form resourcename=value
                   2152: #
                   2153: #  Parameters:
                   2154: #    $helper     - Refers to the helper we are configuring
                   2155: #  Implicit input:
                   2156: #     $helper->{'VARS'}->{'EXTRASPACE'}  - the spaces helper var has the text field
                   2157: #                                          value.
1.570     foxr     2158: #     $helper->{'VARS'}->{'EXTRASPACE_UNITS'} - units for the skips (checkboxes).
1.569     foxr     2159: #     $helper->{'VARS'}->{'POSSIBLE_RESOURCES'}  - has the list of resources. |||
                   2160: #                                          separated of course.
                   2161: #  Implicit outputs:
1.570     foxr     2162: #     $env{'form.extraspace'}
                   2163: #     $env{'form.extraspace_units'}
1.569     foxr     2164: #
                   2165: sub set_form_extraspace {
                   2166:     my ($helper) = @_;
                   2167: 
                   2168:     # the most convenient way to do this is to drive from the skips arrays/hash.
                   2169:     # may not be the fastest, but this is once per print request so it's not so
                   2170:     # speed critical:
                   2171: 
                   2172:     &load_skips($helper);
                   2173: 
                   2174:     my $result = '';
                   2175: 
                   2176:     foreach my $resource (keys(%possible_resources)) {
                   2177: 	my $vskip = $extraspace[$possible_resources{$resource}];
                   2178: 	$result  .= $resource .'=' . $vskip . '|||';
                   2179:     }
                   2180: 
                   2181:     $env{'form.extraspace'}  = $result;
1.570     foxr     2182:     $env{'form.extraspace_units'} = $helper->{'VARS'}->{'EXTRASPACE_UNITS'};
1.569     foxr     2183:     return $result;
                   2184:     
                   2185: }
1.363     foxr     2186: 
1.459     foxr     2187: #  Output a sequence (recursively if neeed)
                   2188: #  from construction space.
                   2189: # Parameters:
                   2190: #    url     = URL of the sequence to print.
                   2191: #    helper  - Reference to the helper hash.
                   2192: #    form    - Copy of the format hash.
                   2193: #    LaTeXWidth
                   2194: # Returns:
                   2195: #   Text to add to the printout.
                   2196: #   NOTE if the first element of the outermost sequence
                   2197: #   is itself a sequence, the outermost caller may need to
                   2198: #   prefix the latex with the page headers stuff.
                   2199: #
                   2200: sub print_construction_sequence {
                   2201:     my ($currentURL, $helper, %form, $LaTeXwidth) = @_;
1.590     foxr     2202: 
                   2203: 
1.459     foxr     2204:     my $result;
                   2205:     my $rndseed=time;
                   2206:     if ($helper->{'VARS'}->{'curseed'}) {
                   2207: 	$rndseed=$helper->{'VARS'}->{'curseed'};
                   2208:     }
1.491     albertel 2209:     my $errtext=&LONCAPA::map::mapread($currentURL);
1.459     foxr     2210:     # 
                   2211:     #  These make this all support recursing for subsequences.
                   2212:     #
1.491     albertel 2213:     my @order    = @LONCAPA::map::order;
                   2214:     my @resources = @LONCAPA::map::resources; 
1.459     foxr     2215:     for (my $member=0;$member<=$#order;$member++) {
                   2216: 	$resources[$order[$member]]=~/^([^:]*):([^:]*):/;
                   2217: 	my $urlp=$2;
                   2218: 	if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
                   2219: 	    my $texversion='';
                   2220: 	    if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
                   2221: 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
                   2222: 		$form{'suppress_tries'}=$parmhash{'suppress_tries'};
                   2223: 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
                   2224: 		$form{'rndseed'}=$rndseed;
                   2225: 		$resources_printed .=$urlp.':';
1.515     foxr     2226: 		$texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form);
1.459     foxr     2227: 	    }
                   2228: 	    if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
                   2229: 		($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) && 
                   2230: 	       ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
                   2231: 		#  Don't permanently modify %$form...
                   2232: 		my %answerform = %form;
                   2233: 		$answerform{'grade_target'}='answer';
                   2234: 		$answerform{'answer_output_mode'}='tex';
                   2235: 		$answerform{'rndseed'}=$rndseed;
                   2236: 		$answerform{'problem_split'}=$parmhash{'problem_stream_switch'};
1.481     albertel 2237: 		if ($urlp=~/\/res\//) {$env{'request.state'}='published';}
1.459     foxr     2238: 		$resources_printed .= $urlp.':';
1.515     foxr     2239: 		my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
1.459     foxr     2240: 		if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
                   2241: 		    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
                   2242: 		} else {
                   2243: 		    # If necessary, encapsulate answer in minipage:
                   2244: 		    
                   2245: 		    $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.477     albertel 2246: 		    my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});
                   2247: 		    $title = &Apache::lonxml::latex_special_symbols($title);
                   2248: 		    my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
1.459     foxr     2249: 		    $body.=&path_to_problem($urlp,$LaTeXwidth);
                   2250: 		    $body.='\vskip 1 mm '.$answer.'\end{document}';
                   2251: 		    $body = &encapsulate_minipage($body);
                   2252: 		    $texversion.=$body;
                   2253: 		}
                   2254: 	    }
                   2255: 	    $texversion = &latex_header_footer_remove($texversion);
                   2256: 
                   2257: 	    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
                   2258: 		$texversion=&IndexCreation($texversion,$urlp);
                   2259: 	    }
                   2260: 	    if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
                   2261: 		$texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
                   2262: 	    }
                   2263: 	    $result.=$texversion;
                   2264: 
                   2265: 	} elsif ($urlp=~/\.(sequence|page)$/) {
1.557     foxr     2266:  
1.459     foxr     2267: 	    # header:
                   2268: 
                   2269: 	    $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
                   2270: 
                   2271: 	    # IF sequence, recurse:
                   2272: 	    
                   2273: 	    if ($urlp =~ /\.sequence$/) {
1.601     www      2274: #
                   2275: # FIXME: this does not work for co-authors
1.459     foxr     2276: 		my $sequence_url = $urlp;
                   2277: 		my $domain       = $env{'user.domain'};	# Constr. space only on local
                   2278: 		my $user         = $env{'user.name'};
1.601     www      2279: # FIXME: the substitutions below do not seem to make sense
1.602   ! www      2280: 
1.459     foxr     2281: 		$sequence_url    =~ s/^\/res\/$domain/\/home/;
                   2282: 		$sequence_url    =~ s/^(\/home\/$user)/$1\/public_html/;
                   2283: #		$sequence_url    =~ s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
                   2284: 		$result .= &print_construction_sequence($sequence_url, 
                   2285: 							$helper, %form, 
                   2286: 							$LaTeXwidth);
                   2287: 	    }
1.550     foxr     2288: 	}
                   2289: 	elsif ($urlp =~ /\.pdf$/i) {
1.552     foxr     2290: 	    my $texversion;
                   2291: 	    if ($member != 0) {
                   2292: 		$texversion .= '\cleardoublepage';
                   2293: 	    }
                   2294: 
                   2295: 	    $texversion .= &include_pdf($urlp);
                   2296: 	    $texversion = &latex_header_footer_remove($texversion);
                   2297: 	    if ($member != $#order) {
                   2298: 		$texversion .= '\\ \cleardoublepage';
                   2299: 	    }
1.551     foxr     2300: 	    
                   2301: 	    $result .= $texversion;
1.550     foxr     2302: 	}
1.459     foxr     2303:     }
                   2304:     if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
                   2305:     return $result;
                   2306: }
                   2307: 
1.590     foxr     2308: #
                   2309: #  Top level for generating print output.
                   2310: #
                   2311: #  May call print_resources if multiple resources will be printed.
                   2312: #
                   2313: #  The main driver is $selectionmade which reflects the type of print out
                   2314: #  requested:
                   2315: #   Value    Print type:
                   2316: #   1        Print resource that's being looked at.
                   2317: #   2        Print problems in a map or in a page.
                   2318: #   3        Print pages in a map or resources in a page.
                   2319: #   4        Print all problems  or all resources.
                   2320: #   5        Print problems for seleted students.
                   2321: #   6        Print selected problems from a folder.
                   2322: #   7        Print print selected resources from some scope.
                   2323: #   8        Print resources for selected students.
                   2324: #
                   2325: #BZ 5209
                   2326: #   2        map_incomplete_problems_seq Print incomplete problems from the current
                   2327: #            folder in student context.
1.591     foxr     2328: #   5      map_incomplete_problems_people_seq Print incomplete problems from the
1.590     foxr     2329: #            current folder in privileged context.
1.591     foxr     2330: #    5      incomplete_problems_selpeople_course Print incomplete problems for
1.590     foxr     2331: #            selected people from the entire course.
                   2332: #
                   2333: #   Item 101 has much the same processing as 8,
                   2334: #
                   2335: #  Differences:  Item 101, 102 require per-student filtering of the resource
                   2336: #  set so that only the incomplete resources are printed.
                   2337: #  For item 100, filtering was done at the helper level.
                   2338: 
1.177     sakharuk 2339: sub output_data {
1.184     sakharuk 2340:     my ($r,$helper,$rparmhash) = @_;
1.602   ! www      2341: 
1.184     sakharuk 2342:     my %parmhash = %$rparmhash;
1.515     foxr     2343:     $ssi_error = 0;		# This will be set nonzero by failing ssi's.
1.459     foxr     2344:     $resources_printed = '';
1.556     foxr     2345:     $font_size = $helper->{'VARS'}->{'fontsize'};
1.590     foxr     2346:     my $print_type = $helper->{'VARS'}->{'PRINT_TYPE'}; # Allows textual simplification.
1.499     foxr     2347:     my $do_postprocessing = 1;
1.433     albertel 2348:     my $js = <<ENDPART;
                   2349: <script type="text/javascript">
1.264     sakharuk 2350:     var editbrowser;
                   2351:     function openbrowser(formname,elementname,only,omit) {
                   2352:         var url = '/res/?';
                   2353:         if (editbrowser == null) {
                   2354:             url += 'launch=1&';
                   2355:         }
                   2356:         url += 'catalogmode=interactive&';
                   2357:         url += 'mode=parmset&';
                   2358:         url += 'form=' + formname + '&';
                   2359:         if (only != null) {
                   2360:             url += 'only=' + only + '&';
                   2361:         } 
                   2362:         if (omit != null) {
                   2363:             url += 'omit=' + omit + '&';
                   2364:         }
                   2365:         url += 'element=' + elementname + '';
                   2366:         var title = 'Browser';
                   2367:         var options = 'scrollbars=1,resizable=1,menubar=0';
                   2368:         options += ',width=700,height=600';
                   2369:         editbrowser = open(url,title,options,'1');
                   2370:         editbrowser.focus();
                   2371:     }
                   2372: </script>
1.140     sakharuk 2373: ENDPART
                   2374: 
1.512     foxr     2375: 
1.558     bisitz   2376:     # Breadcrumbs
                   2377:     #FIXME: Choose better/different breadcrumbs?!? Links?
                   2378:     my $brcrum = [{'href' => '',
                   2379:                    'text' => 'Helper'}, #FIXME: Different origin possible than print out helper?
                   2380:                   {'href' => '',
                   2381:                    'text' => 'Preparing Printout'}];
                   2382: 
                   2383:     my $start_page  = &Apache::loncommon::start_page('Preparing Printout',
                   2384:                                                      $js,
                   2385:                                                      {'bread_crumbs' => $brcrum,});
1.433     albertel 2386:     my $msg = &mt('Please stand by while processing your print request, this may take some time ...');
1.363     foxr     2387: 
1.433     albertel 2388:     $r->print($start_page."\n<p>\n$msg\n</p>\n");
1.372     foxr     2389: 
1.363     foxr     2390:     # fetch the pagebreaks and store them in the course environment
                   2391:     # The page breaks will be pulled into the hash %page_breaks which is
                   2392:     # indexed by symb and contains 1's for each break.
                   2393: 
1.373     albertel 2394:     $env{'form.pagebreaks'}  = $helper->{'VARS'}->{'FINISHPAGE'};
1.569     foxr     2395:     &set_form_extraspace($helper);
1.590     foxr     2396:     $env{'form.lastprinttype'} = $print_type; 
1.363     foxr     2397:     &Apache::loncommon::store_course_settings('print',
1.366     foxr     2398: 					      {'pagebreaks'    => 'scalar',
1.569     foxr     2399: 					       'extraspace'    => 'scalar',
1.570     foxr     2400: 					       'extraspace_units' => 'scalar',
1.366     foxr     2401: 					       'lastprinttype' => 'scalar'});
1.364     albertel 2402:     my %page_breaks  = &get_page_breaks($helper);
1.363     foxr     2403: 
1.140     sakharuk 2404:     my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
                   2405:     my ($result,$selectionmade) = ('','');
                   2406:     my $number_of_columns = 1; #used only for pages to determine the width of the cell
                   2407:     my @temporary_array=split /\|/,$format_from_helper;
1.539     onken    2408:     my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array;
1.559     foxr     2409: 
                   2410:     $laystyle = &map_laystyle($laystyle);
1.177     sakharuk 2411:     my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
1.373     albertel 2412:     my $assignment =  $env{'form.assignment'};
1.275     sakharuk 2413:     my $LaTeXwidth=&recalcto_mm($textwidth); 
1.272     sakharuk 2414:     my @print_array=();
1.274     sakharuk 2415:     my @student_names=();
1.360     albertel 2416: 
1.512     foxr     2417:      
1.360     albertel 2418:     #  Common settings for the %form has:
                   2419:     # In some cases these settings get overriddent by specific cases, but the
                   2420:     # settings are common enough to make it worthwhile factoring them out
                   2421:     # here.
                   2422:     #
                   2423:     my %form;
                   2424:     $form{'grade_target'} = 'tex';
                   2425:     $form{'textwidth'}    = &get_textwidth($helper, $LaTeXwidth);
1.539     onken    2426:     $form{'pdfFormFields'} = $pdfFormFields;
1.372     foxr     2427: 
                   2428:     # If form.showallfoils is set, then request all foils be shown:
                   2429:     # privilege will be enforced both by not allowing the 
                   2430:     # check box selecting this option to be presnt unless it's ok,
                   2431:     # and by lonresponse's priv. check.
                   2432:     # The if is here because lonresponse.pm only cares that
                   2433:     # showallfoils is defined, not what the value is.
                   2434: 
                   2435:     if ($helper->{'VARS'}->{'showallfoils'} eq "1") { 
                   2436: 	$form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
                   2437:     }
1.504     albertel 2438:     
                   2439:     if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
1.520     raeburn  2440: 	&Apache::lonnet::appenv({'construct.style' =>
                   2441: 				$helper->{'VARS'}->{'style_file'}});
1.504     albertel 2442:     } elsif ($env{'construct.style'}) {
1.549     raeburn  2443: 	&Apache::lonnet::delenv('construct.style');
1.504     albertel 2444:     }
                   2445: 
1.590     foxr     2446:     if ($print_type eq 'current_document') {
1.143     sakharuk 2447:       #-- single document - problem, page, html, xml, ...
1.343     albertel 2448: 	my ($currentURL,$cleanURL);
1.375     foxr     2449: 
1.162     sakharuk 2450: 	if ($helper->{'VARS'}->{'construction'} ne '1') {
1.185     sakharuk 2451:             #prints published resource
1.153     sakharuk 2452: 	    $currentURL=$helper->{'VARS'}->{'postdata'};
1.343     albertel 2453: 	    $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
1.143     sakharuk 2454: 	} else {
1.512     foxr     2455: 
1.185     sakharuk 2456:             #prints resource from the construction space
1.602   ! www      2457: 	    $currentURL=$helper->{'VARS'}->{'filename'};
1.343     albertel 2458: 	    $cleanURL=$currentURL;
1.143     sakharuk 2459: 	}
1.140     sakharuk 2460: 	$selectionmade = 1;
1.602   ! www      2461:       
1.413     albertel 2462: 	if ($cleanURL!~m|^/adm/|
1.557     foxr     2463: 	    && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
1.169     albertel 2464: 	    my $rndseed=time;
1.242     sakharuk 2465: 	    my $texversion='';
                   2466: 	    if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
                   2467: 		my %moreenv;
1.343     albertel 2468: 		$moreenv{'request.filename'}=$cleanURL;
1.290     sakharuk 2469:                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
1.242     sakharuk 2470: 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310     sakharuk 2471: 		$form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.242     sakharuk 2472: 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309     sakharuk 2473: 		$form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1.511     foxr     2474: 		$form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
                   2475: 		if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') ||
                   2476: 		    ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
                   2477: 		    $form{'problem_split'}='yes';
                   2478: 		}
1.242     sakharuk 2479: 		if ($helper->{'VARS'}->{'curseed'}) {
                   2480: 		    $rndseed=$helper->{'VARS'}->{'curseed'};
                   2481: 		}
                   2482: 		$form{'rndseed'}=$rndseed;
1.520     raeburn  2483: 		&Apache::lonnet::appenv(\%moreenv);
1.428     albertel 2484: 
                   2485: 		&Apache::lonxml::clear_problem_counter();
                   2486: 
1.375     foxr     2487: 		$resources_printed .= $currentURL.':';
1.515     foxr     2488: 		$texversion.=&ssi_with_retries($currentURL,$ssi_retry_count, %form);
1.428     albertel 2489: 
1.511     foxr     2490: 		#  Add annotations if required:
                   2491: 	    
1.428     albertel 2492: 		&Apache::lonxml::clear_problem_counter();
                   2493: 
1.242     sakharuk 2494: 		&Apache::lonnet::delenv('request.filename');
1.230     albertel 2495: 	    }
1.423     foxr     2496: 	    # current document with answers.. no need to encap in minipage
                   2497: 	    #  since there's only one answer.
                   2498: 
1.242     sakharuk 2499: 	    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
                   2500: 	       ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.602   ! www      2501: 
1.353     foxr     2502: 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.166     albertel 2503: 		$form{'grade_target'}='answer';
1.167     albertel 2504: 		$form{'answer_output_mode'}='tex';
1.169     albertel 2505: 		$form{'rndseed'}=$rndseed;
1.401     albertel 2506:                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {
                   2507: 		    $form{'problemtype'}='exam';
                   2508: 		}
1.375     foxr     2509: 		$resources_printed .= $currentURL.':';
1.515     foxr     2510: 		my $answer=&ssi_with_retries($currentURL,$ssi_retry_count, %form);
1.511     foxr     2511: 		
                   2512: 
1.242     sakharuk 2513: 		if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
                   2514: 		    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
                   2515: 		} else {
                   2516: 		    $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.245     sakharuk 2517: 		    if ($helper->{'VARS'}->{'construction'} ne '1') {
1.477     albertel 2518: 			my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});
                   2519: 			$title = &Apache::lonxml::latex_special_symbols($title);
                   2520: 			$texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
1.343     albertel 2521: 			$texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
1.245     sakharuk 2522: 		    } else {
1.602   ! www      2523: 			$texversion.='\vskip 0 mm \noindent\textbf{'.
        !          2524:                         &mt("Printing from Construction Space: No Title").'}\vskip 0 mm ';
        !          2525: 
        !          2526: 			$texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
1.245     sakharuk 2527: 		    }
1.242     sakharuk 2528: 		    $texversion.='\vskip 1 mm '.$answer.'\end{document}';
                   2529: 		}
1.511     foxr     2530: 
                   2531: 
                   2532: 		
                   2533: 
1.550     foxr     2534: 	    
1.511     foxr     2535: 	    }
                   2536: 	    # Print annotations.
                   2537: 
                   2538: 
                   2539: 	    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
                   2540: 		my $annotation .= &annotate($currentURL);
                   2541: 		$texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
1.163     sakharuk 2542: 	    }
1.511     foxr     2543: 
                   2544: 
1.214     sakharuk 2545: 	    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1.215     sakharuk 2546: 		$texversion=&IndexCreation($texversion,$currentURL);
1.214     sakharuk 2547: 	    }
1.219     sakharuk 2548: 	    if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
                   2549: 		$texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
                   2550: 
                   2551: 	    }
1.162     sakharuk 2552: 	    $result .= $texversion;
                   2553: 	    if ($currentURL=~m/\.page\s*$/) {
                   2554: 		($result,$number_of_columns) = &page_cleanup($result);
                   2555: 	    }
1.413     albertel 2556:         } elsif ($cleanURL!~m|^/adm/|
1.557     foxr     2557: 		 && $currentURL=~/\.(sequence|page)$/ && $helper->{'VARS'}->{'construction'} eq '1') {
1.227     sakharuk 2558:             #printing content of sequence from the construction space	
1.559     foxr     2559: 
1.601     www      2560: # FIXME: unclear how this would work
1.602   ! www      2561: 
1.227     sakharuk 2562: 	    $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
1.459     foxr     2563: 	    $result .= &print_construction_sequence($currentURL, $helper, %form,
                   2564: 						    $LaTeXwidth);
                   2565: 	    $result .= '\end{document}';  
                   2566: 	    if (!($result =~ /\\begin\{document\}/)) {
                   2567: 		$result = &print_latex_header() . $result;
1.227     sakharuk 2568: 	    }
1.459     foxr     2569: 	    # End construction space sequence.
1.456     raeburn  2570: 	} elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 
1.258     sakharuk 2571: 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.298     sakharuk 2572: 		if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
1.375     foxr     2573: 		$resources_printed .= $currentURL.':';
1.567     foxr     2574: 		my $texversion = &ssi_with_retries($currentURL, $ssi_retry_count, %form);
1.511     foxr     2575: 		if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
                   2576: 		    my $annotation = &annotate($currentURL);
                   2577: 		    $texversion    =~ s/(\\end{document})/$annotation$1/;
                   2578: 		}
1.258     sakharuk 2579: 		$result .= $texversion;
1.550     foxr     2580: 	} elsif ($cleanURL =~/\.tex$/) {
1.498     foxr     2581: 	    # For this sort of print of a single LaTeX file,
                   2582: 	    # We can just print the LaTeX file as it is uninterpreted in any way:
                   2583: 	    #
                   2584: 
                   2585: 	    $result = &fetch_raw_resource($currentURL);
1.511     foxr     2586: 	    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
                   2587: 		my $annotation = &annotate($currentURL);
                   2588: 		$result =~ s/(\\end{document})/$annotation$1/;
                   2589: 	    }
                   2590: 
1.499     foxr     2591: 	    $do_postprocessing = 0; # Don't massage the result.
1.498     foxr     2592: 
1.550     foxr     2593: 	} elsif ($cleanURL =~ /\.pdf$/i) {
                   2594: 	    $result .= &include_pdf($cleanURL);
1.551     foxr     2595: 	    $result .= '\end{document}';
1.559     foxr     2596: 	} elsif ($cleanURL =~ /\.page$/i) { #  Print page in non construction space contexts.
                   2597: 
                   2598: 	    # Determine the set of resources in the map of the page:
                   2599: 
                   2600: 	    my $navmap         =  Apache::lonnavmaps::navmap->new();
                   2601: 	    my @page_resources =  $navmap->retrieveResources($cleanURL);
                   2602: 	    $result           .=  &print_page_in_course($helper, $rparmhash,
                   2603: 							$cleanURL, \@page_resources);
                   2604: 
                   2605:        
1.162     sakharuk 2606: 	} else {
1.414     albertel 2607: 	    $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'},
                   2608: 				  $helper->{'VARS'}->{'symb'});
1.162     sakharuk 2609: 	}
1.590     foxr     2610:     } elsif (($print_type eq 'map_problems')          or
                   2611: 	     ($print_type eq 'map_problems_in_page')  or
                   2612: 	     ($print_type eq 'map_resources_in_page') or
                   2613:              ($print_type eq 'map_problems_pages')    or
                   2614:              ($print_type eq 'all_problems')          or
                   2615: 	     ($print_type eq 'all_resources')         or # BUGBUG
                   2616: 	     ($print_type eq 'select_sequences')      or
                   2617: 	     ($print_type eq 'map_incomplete_problems_seq')
1.582     raeburn  2618: 	     ) {
1.511     foxr     2619: 
1.582     raeburn  2620:  
1.141     sakharuk 2621:         #-- produce an output string
1.590     foxr     2622: 	if (($print_type eq 'map_problems')                or
                   2623: 	    ($print_type eq 'map_incomplete_problems_seq') or
                   2624: 	    ($print_type eq 'map_problems_in_page') ) {
1.296     sakharuk 2625: 	    $selectionmade = 2;
1.590     foxr     2626: 	} elsif (($print_type eq 'map_problems_pages') or
                   2627: 		 ($print_type eq 'map_resources_in_page'))
1.562     foxr     2628: 	{
1.296     sakharuk 2629: 	    $selectionmade = 3;
1.590     foxr     2630: 	} elsif (($print_type eq 'all_problems') 
1.536     foxr     2631: 		 ) {
1.296     sakharuk 2632: 	    $selectionmade = 4;
1.590     foxr     2633: 	} elsif ($print_type eq 'all_resources') {  #BUGBUG
1.354     foxr     2634: 	    $selectionmade = 4;
1.590     foxr     2635: 	} elsif ($print_type eq 'select_sequences') {
1.296     sakharuk 2636: 	    $selectionmade = 7;
                   2637: 	}
1.590     foxr     2638: 
1.193     sakharuk 2639: 	$form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310     sakharuk 2640: 	$form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.203     sakharuk 2641: 	$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309     sakharuk 2642: 	$form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1.511     foxr     2643: 	$form{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
                   2644: 	if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes')   ||
                   2645: 	    ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') ) {
                   2646: 	    $form{'problem_split'}='yes';
                   2647: 	}
1.141     sakharuk 2648: 	my $flag_latex_header_remove = 'NO';
                   2649: 	my $flag_page_in_sequence = 'NO';
                   2650: 	my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.193     sakharuk 2651: 	my $prevassignment='';
1.428     albertel 2652: 
                   2653: 	&Apache::lonxml::clear_problem_counter();
                   2654: 
1.416     foxr     2655: 	my $pbreakresources = keys %page_breaks;
1.141     sakharuk 2656: 	for (my $i=0;$i<=$#master_seq;$i++) {
1.350     foxr     2657: 
1.521     foxr     2658: 	    &Apache::lonenc::reset_enc();
                   2659: 
                   2660: 
1.350     foxr     2661: 	    # Note due to document structure, not allowed to put \newpage
                   2662: 	    # prior to the first resource
                   2663: 
1.351     foxr     2664: 	    if (defined $page_breaks{$master_seq[$i]}) {
1.350     foxr     2665: 		if($i != 0) {
                   2666: 		    $result.="\\newpage\n";
                   2667: 		}
                   2668: 	    }
1.569     foxr     2669: 	    $result .= &get_extra_vspaces($helper, $master_seq[$i]);
1.564     foxr     2670: 	    my ($sequence,$middle_thingy,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
1.237     albertel 2671: 	    $urlp=&Apache::lonnet::clutter($urlp);
1.166     albertel 2672: 	    $form{'symb'}=$master_seq[$i];
1.407     albertel 2673: 
                   2674: 	    my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem
1.521     foxr     2675: 
1.267     sakharuk 2676: 	    if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
1.247     sakharuk 2677: 	    if ($i==0) {$prevassignment=$assignment;}
1.297     sakharuk 2678: 	    my $texversion='';
1.413     albertel 2679: 	    if ($urlp!~m|^/adm/|
                   2680: 		&& $urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.375     foxr     2681: 		$resources_printed .= $urlp.':';
1.428     albertel 2682: 		&Apache::lonxml::remember_problem_counter();
1.566     foxr     2683: 		if ($flag_latex_header_remove eq 'NO') {
                   2684: 		    $texversion.=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});  # RF
1.582     raeburn  2685:                     unless (($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') ||
                   2686:                             (($i==0) &&
                   2687:                              (($urlp=~/\.page$/) ||
1.590     foxr     2688:                               ($print_type eq 'map_problems_in_page') ||
                   2689:                               ($print_type eq 'map_resources_in_page')))) {
1.582     raeburn  2690:                         $flag_latex_header_remove = 'YES';
                   2691:                     }
1.566     foxr     2692: 		}
1.515     foxr     2693: 		$texversion.=&ssi_with_retries($urlp, $ssi_retry_count, %form);
1.296     sakharuk 2694: 		if ($urlp=~/\.page$/) {
                   2695: 		    ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
                   2696: 		    if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} 
                   2697: 		    $texversion =~ s/\\end{document}\d*/\\end{document}/;
                   2698: 		    $flag_page_in_sequence = 'YES';
1.582     raeburn  2699: 		}
1.428     albertel 2700: 
1.296     sakharuk 2701: 		if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
                   2702: 		   ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.380     foxr     2703: 		    #  Don't permanently pervert the %form hash
                   2704: 		    my %answerform = %form;
                   2705: 		    $answerform{'grade_target'}='answer';
                   2706: 		    $answerform{'answer_output_mode'}='tex';
1.375     foxr     2707: 		    $resources_printed .= $urlp.':';
1.428     albertel 2708: 
                   2709: 		    &Apache::lonxml::restore_problem_counter();
1.515     foxr     2710: 		    my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
1.582     raeburn  2711:                     if ($urlp =~ /\.page$/) {
                   2712:                         $answer =~ s/\\end{document}(\d*)$//;
                   2713:                     }
1.296     sakharuk 2714: 		    if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1.582     raeburn  2715:                         if ($urlp =~ /\.page$/) {
                   2716:                             my @probs = split(/\\keephidden{ENDOFPROBLEM}/,$texversion);
                   2717:                             my $lastprob = pop(@probs);
                   2718:                             $texversion = join('\keephidden{ENDOFPROBLEM}',@probs).
                   2719:                             $answer.'\keephidden{ENDOFPROBLEM}'.$lastprob;
                   2720:                         } else {
                   2721:                             $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
                   2722:                         }
1.249     sakharuk 2723: 		    } else {
1.582     raeburn  2724: 			if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/) {
1.296     sakharuk 2725: 			    $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.582     raeburn  2726: #			    $texversion =~ s/\\begin{document}//; # FIXME
1.477     albertel 2727: 			    my $title = &Apache::lonnet::gettitle($master_seq[$i]);
                   2728: 			    $title = &Apache::lonxml::latex_special_symbols($title);
                   2729: 			    my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
1.423     foxr     2730: 			    $body   .= &path_to_problem ($urlp,$LaTeXwidth);
                   2731: 			    $body   .='\vskip 1 mm '.$answer;
                   2732: 			    $body    = &encapsulate_minipage($body);
                   2733: 			    $texversion .= $body;
1.296     sakharuk 2734: 			} else {
                   2735: 			    $texversion='';
                   2736: 			}
1.249     sakharuk 2737: 		    }
1.511     foxr     2738: 
1.246     sakharuk 2739: 		}
1.511     foxr     2740: 		if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
                   2741: 		    my $annotation .= &annotate($urlp);
                   2742: 		    $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
                   2743: 		}
                   2744: 
1.296     sakharuk 2745: 		if ($flag_latex_header_remove ne 'NO') {
                   2746: 		    $texversion = &latex_header_footer_remove($texversion);
                   2747: 		} else {
                   2748: 		    $texversion =~ s/\\end{document}//;
                   2749: 		}
                   2750: 		if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
                   2751: 		    $texversion=&IndexCreation($texversion,$urlp);
                   2752: 		}
                   2753: 		if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
                   2754: 		    my $name = &get_name();
                   2755: 		    my $courseidinfo = &get_course();
                   2756: 		    $prevassignment=$assignment;
1.455     albertel 2757: 		    my $header_text = $parmhash{'print_header_format'};
1.486     foxr     2758: 		    $header_text    = &format_page_header($textwidth, $header_text,
1.455     albertel 2759: 							  $assignment, 
                   2760: 							  $courseidinfo, 
                   2761: 							  $name);
1.552     foxr     2762: 
1.417     foxr     2763: 		    if ($numberofcolumns eq '1') {
1.455     albertel 2764: 			$result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{'.$header_text.'}} \vskip 5 mm ';
1.416     foxr     2765: 		    } else {
1.455     albertel 2766: 			$result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{'.$header_text.'}} \vskip 5 mm ';
1.416     foxr     2767: 		    }			
1.296     sakharuk 2768: 		}
                   2769: 		$result .= $texversion;
                   2770: 		$flag_latex_header_remove = 'YES';   
1.456     raeburn  2771: 	    } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 
1.301     sakharuk 2772: 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
                   2773: 		if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
1.375     foxr     2774: 		$resources_printed .= $urlp.':';
1.567     foxr     2775: 		my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form);
1.511     foxr     2776: 		if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
                   2777: 		    my $annotation = &annotate($urlp);
                   2778: 		    $texversion =~ s/(\\end{document)/$annotation$1/;
                   2779: 		}
                   2780: 
1.301     sakharuk 2781: 		if ($flag_latex_header_remove ne 'NO') {
                   2782: 		    $texversion = &latex_header_footer_remove($texversion);
1.550     foxr     2783: 		} else {	
1.301     sakharuk 2784: 		    $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
                   2785: 		}
                   2786: 		$result .= $texversion;
                   2787: 		$flag_latex_header_remove = 'YES'; 
1.550     foxr     2788: 	    } elsif ($urlp=~ /\.pdf$/i) {
                   2789: 		if ($i > 0) {
                   2790: 		    $result .= '\cleardoublepage';
                   2791: 		}
1.580     raeburn  2792:                 my $texfrompdf = &include_pdf($urlp);
                   2793:                 if ($flag_latex_header_remove ne 'NO') {
                   2794:                     $texfrompdf = &latex_header_footer_remove($texfrompdf);
                   2795:                 }
                   2796:                 $result .= $texfrompdf;
1.550     foxr     2797: 		if ($i != $#master_seq) {
                   2798: 		    if ($numberofcolumns eq '1') {
                   2799: 			$result .= '\newpage';
                   2800: 		    } else {
                   2801: 			# the \\'s seem to be needed to let LaTeX know there's something
                   2802: 			# on the page since LaTeX seems to not like to clear an empty page.
                   2803: 			#
                   2804: 			$result .= '\\ \cleardoublepage';
                   2805: 		    }
                   2806: 		}
                   2807: 		$flag_latex_header_remove = 'YES';
                   2808: 
1.141     sakharuk 2809: 	    } else {
1.414     albertel 2810: 		$texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'},
                   2811: 					 $master_seq[$i]);
1.297     sakharuk 2812: 		if ($flag_latex_header_remove ne 'NO') {
                   2813: 		    $texversion = &latex_header_footer_remove($texversion);
                   2814: 		} else {
                   2815: 		    $texversion =~ s/\\end{document}//;
                   2816: 		}
                   2817: 		$result .= $texversion;
                   2818: 		$flag_latex_header_remove = 'YES';   
1.582     raeburn  2819: 	    }
1.550     foxr     2820: 	    if (&Apache::loncommon::connection_aborted($r)) { 
                   2821: 		last; 
                   2822: 	    }
1.141     sakharuk 2823: 	}
1.428     albertel 2824: 	&Apache::lonxml::clear_problem_counter();
1.344     foxr     2825: 	if ($flag_page_in_sequence eq 'YES') {
                   2826: 	    $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
                   2827: 	}	
1.141     sakharuk 2828: 	$result .= '\end{document}';
1.590     foxr     2829:      } elsif (($print_type eq 'problems_for_students')           ||
                   2830: 	      ($print_type eq 'problems_for_students_from_page') ||
                   2831: 	      ($print_type eq 'all_problems_students')           ||
1.591     foxr     2832: 	      ($print_type eq 'resources_for_students')          ||
                   2833: 	      ($print_type eq 'incomplete_problems_selpeople_course') ||
                   2834: 	      ($print_type eq 'map_incomplete_problems_people_seq')){
1.353     foxr     2835: 
                   2836: 
1.150     sakharuk 2837:      #-- prints assignments for whole class or for selected students  
1.284     albertel 2838: 	 my $type;
1.590     foxr     2839: 	 if (($print_type eq 'problems_for_students')           ||
                   2840: 	     ($print_type eq 'problems_for_students_from_page') ||
1.591     foxr     2841: 	     ($print_type eq 'all_problems_students')           ||
                   2842: 	     ($print_type eq 'incomplete_problems_selpeople_course') ||
                   2843: 	     ($print_type eq 'map_incomplete_problems_people_seq')) {
1.254     sakharuk 2844: 	     $selectionmade=5;
1.284     albertel 2845: 	     $type='problems';
1.590     foxr     2846: 	 } elsif ($print_type eq 'resources_for_students') {
1.254     sakharuk 2847: 	     $selectionmade=8;
1.284     albertel 2848: 	     $type='resources';
1.254     sakharuk 2849: 	 }
1.150     sakharuk 2850: 	 my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
1.341     foxr     2851: 	 #   The normal sort order is by section then by students within the
                   2852: 	 #   section. If the helper var student_sort is 1, then the user has elected
                   2853: 	 #   to override this and output the students by name.
                   2854: 	 #    Each element of the students array is of the form:
                   2855: 	 #       username:domain:section:last, first:status
                   2856: 	 #    
1.429     foxr     2857: 	 #  Note that student sort is not compatible with printing 
                   2858: 	 #  1 section per pdf...so that setting overrides.
1.341     foxr     2859: 	 #   
1.429     foxr     2860: 	 if (($helper->{'VARS'}->{'student_sort'}    eq 1)  && 
                   2861: 	     ($helper->{'VARS'}->{'SPLIT_PDFS'} ne "sections")) {
1.341     foxr     2862: 	     @students = sort compare_names  @students;
                   2863: 	 }
1.429     foxr     2864: 	 &adjust_number_to_print($helper);
                   2865: 
1.278     albertel 2866:          if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
                   2867: 	     $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
                   2868: 	     $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
                   2869: 	 }
1.429     foxr     2870: 	 # If we are splitting on section boundaries, we need 
                   2871: 	 # to remember that in split_on_sections and 
                   2872: 	 # print all of the students in the list.
                   2873: 	 #
                   2874: 	 my $split_on_sections = 0;
                   2875: 	 if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'section') {
                   2876: 	     $split_on_sections = 1;
                   2877: 	     $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = $#students+1;
                   2878: 	 }
1.150     sakharuk 2879: 	 my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.350     foxr     2880: 
1.150     sakharuk 2881: 	 #loop over students
1.562     foxr     2882: 
                   2883:  	 my $flag_latex_header_remove = 'NO';
1.150     sakharuk 2884: 	 my %moreenv;
1.330     sakharuk 2885:          $moreenv{'instructor_comments'}='hide';
1.285     albertel 2886: 	 $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1.309     sakharuk 2887: 	 $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1.511     foxr     2888: 	 $moreenv{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
1.353     foxr     2889: 	 $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};
1.369     foxr     2890: 	 $moreenv{'suppress_tries'}   = $parmhash{'suppress_tries'};
1.511     foxr     2891: 	 if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes')  ||
                   2892: 	     ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
                   2893: 	     $moreenv{'problem_split'}='yes';
                   2894: 	 }
1.318     albertel 2895: 	 my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
1.272     sakharuk 2896: 	 my $student_counter=-1;
1.429     foxr     2897: 	 my $i = 0;
1.430     albertel 2898: 	 my $last_section = (split(/:/,$students[0]))[2];
1.150     sakharuk 2899: 	 foreach my $person (@students) {
1.373     albertel 2900:              my $duefile="/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
1.311     sakharuk 2901: 	     if (-e $duefile) {
                   2902: 		 my $temp_file = Apache::File->new('>>'.$duefile);
                   2903: 		 print $temp_file "1969\n";
                   2904: 	     }
1.272     sakharuk 2905: 	     $student_counter++;
1.429     foxr     2906: 	     if ($split_on_sections) {
1.430     albertel 2907: 		 my $this_section = (split(/:/,$person))[2];
1.429     foxr     2908: 		 if ($this_section ne $last_section) {
                   2909: 		     $i++;
                   2910: 		     $last_section = $this_section;
                   2911: 		 }
                   2912: 	     } else {
                   2913: 		 $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
                   2914: 	     }
1.595     foxr     2915: 	     my $actual_seq = master_seq_to_person_seq($helper, \@master_seq, $person);
1.375     foxr     2916: 	     my ($output,$fullname, $printed)=&print_resources($r,$helper,
1.353     foxr     2917: 						     $person,$type,
1.595     foxr     2918: 						     \%moreenv,  $actual_seq,
1.360     albertel 2919: 						     $flag_latex_header_remove,
1.422     albertel 2920: 						     $LaTeXwidth);
1.375     foxr     2921: 	     $resources_printed .= ":";
1.284     albertel 2922: 	     $print_array[$i].=$output;
                   2923: 	     $student_names[$i].=$person.':'.$fullname.'_END_';
1.581     bisitz   2924: #	     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
                   2925: 	     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
1.284     albertel 2926: 	     $flag_latex_header_remove = 'YES';
1.331     albertel 2927: 	     if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284     albertel 2928: 	 }
                   2929: 	 &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
                   2930: 	 $result .= $print_array[0].'  \end{document}';
1.590     foxr     2931:      } elsif (($print_type eq 'problems_for_anon')      ||
                   2932: 	      ($print_type eq 'problems_for_anon_page') ||
                   2933: 	      ($print_type eq 'resources_for_anon')  ) { 
1.373     albertel 2934: 	 my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
                   2935: 	 my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
1.288     albertel 2936: 	 my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
                   2937: 	 my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
1.292     albertel 2938: 	 my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
1.385     foxr     2939: 	 my $single_code = $helper->{'VARS'}->{'SINGLE_CODE'};
1.388     foxr     2940: 	 my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'};
                   2941: 
1.381     albertel 2942: 	 my $code_option=$helper->{'VARS'}->{'CODE_OPTION'};
1.542     raeburn  2943:          my @lines = &Apache::grades::get_scantronformat_file();
1.596     raeburn  2944: 	 my ($code_type,$code_length,$bubbles_per_row)=('letter',6,10);
1.542     raeburn  2945: 	 foreach my $line (@lines) {
1.596     raeburn  2946:              chomp($line);
                   2947: 	     my ($name,$type,$length,$bubbles_per_item) = 
                   2948:                  (split(/:/,$line))[0,2,4,17];
1.381     albertel 2949: 	     if ($name eq $code_option) {
                   2950: 		 $code_length=$length;
                   2951: 		 if ($type eq 'number') { $code_type = 'number'; }
1.596     raeburn  2952:                  chomp($bubbles_per_item); 
                   2953:                  if (($bubbles_per_item ne '') && ($bubbles_per_item > 0)) {
                   2954:                      $bubbles_per_row = $bubbles_per_item; 
                   2955:                  }
1.381     albertel 2956: 	     }
                   2957: 	 }
1.288     albertel 2958: 	 my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
1.353     foxr     2959: 	 $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};
1.420     albertel 2960:          $moreenv{'instructor_comments'}='hide';
1.596     raeburn  2961:          $moreenv{'bubbles_per_row'} = $bubbles_per_row;
1.288     albertel 2962: 	 my $seed=time+($$<<16)+($$);
1.292     albertel 2963: 	 my @allcodes;
                   2964: 	 if ($old_name) {
1.381     albertel 2965: 	     my %result=&Apache::lonnet::get('CODEs',
                   2966: 					     [$old_name,"type\0$old_name"],
                   2967: 					     $cdom,$cnum);
                   2968: 	     $code_type=$result{"type\0$old_name"};
1.292     albertel 2969: 	     @allcodes=split(',',$result{$old_name});
1.336     albertel 2970: 	     $num_todo=scalar(@allcodes);
1.389     foxr     2971: 	 } elsif ($selected_code) { # Selection value is always numeric.
1.388     foxr     2972: 	     $num_todo = 1;
                   2973: 	     @allcodes = ($selected_code);
1.385     foxr     2974: 	 } elsif ($single_code) {
                   2975: 
1.387     foxr     2976: 	     $num_todo    = 1;	# Unconditionally one code to do.
1.385     foxr     2977: 	     # If an alpha code have to convert to numbers so it can be
                   2978: 	     # converted back to letters again :-)
                   2979: 	     #
                   2980: 	     if ($code_type ne 'number') {
                   2981: 		 $single_code = &letters_to_num($single_code);
                   2982: 	     }
                   2983: 	     @allcodes = ($single_code);
1.292     albertel 2984: 	 } else {
                   2985: 	     my %allcodes;
1.299     albertel 2986: 	     srand($seed);
1.292     albertel 2987: 	     for (my $i=0;$i<$num_todo;$i++) {
1.381     albertel 2988: 		 $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,$code_length,
                   2989: 					    $code_type);
1.292     albertel 2990: 	     }
                   2991: 	     if ($code_name) {
                   2992: 		 &Apache::lonnet::put('CODEs',
1.381     albertel 2993: 				      {
                   2994: 					$code_name =>join(',',keys(%allcodes)),
                   2995: 					"type\0$code_name" => $code_type
                   2996: 				      },
1.292     albertel 2997: 				      $cdom,$cnum);
                   2998: 	     }
                   2999: 	     @allcodes=keys(%allcodes);
                   3000: 	 }
1.336     albertel 3001: 	 my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.590     foxr     3002: 	 my ($type) = split(/_/,$print_type);
1.452     albertel 3003: 	 &adjust_number_to_print($helper);
1.336     albertel 3004: 	 my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
1.587     foxr     3005: 	 if ($number_per_page eq '0' || $number_per_page eq 'all'
                   3006: 	     || $number_per_page eq 'section') {
                   3007: 	     $number_per_page=$num_todo > 0 ? $num_todo : 1;
1.336     albertel 3008: 	 }
                   3009: 	 my $flag_latex_header_remove = 'NO'; 
                   3010: 	 my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
1.295     albertel 3011: 	 my $count=0;
1.292     albertel 3012: 	 foreach my $code (sort(@allcodes)) {
1.295     albertel 3013: 	     my $file_num=int($count/$number_per_page);
1.381     albertel 3014: 	     if ($code_type eq 'number') { 
                   3015: 		 $moreenv{'CODE'}=$code;
                   3016: 	     } else {
                   3017: 		 $moreenv{'CODE'}=&num_to_letters($code);
                   3018: 	     }
1.375     foxr     3019: 	     my ($output,$fullname, $printed)=
1.288     albertel 3020: 		 &print_resources($r,$helper,'anonymous',$type,\%moreenv,
1.360     albertel 3021: 				  \@master_seq,$flag_latex_header_remove,
                   3022: 				  $LaTeXwidth);
1.375     foxr     3023: 	     $resources_printed .= ":";
1.295     albertel 3024: 	     $print_array[$file_num].=$output;
1.288     albertel 3025: 	     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
                   3026: 				       &mt('last assignment').' '.$fullname);
                   3027: 	     $flag_latex_header_remove = 'YES';
1.295     albertel 3028: 	     $count++;
1.331     albertel 3029: 	     if (&Apache::loncommon::connection_aborted($r)) { last; }
1.288     albertel 3030: 	 }
                   3031: 	 &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
                   3032: 	 $result .= $print_array[0].'  \end{document}';
1.590     foxr     3033:      } elsif ($print_type eq 'problems_from_directory') {      
1.151     sakharuk 3034:     #prints selected problems from the subdirectory 
                   3035: 	$selectionmade = 6;
                   3036:         my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1.154     sakharuk 3037: 	@list_of_files=sort @list_of_files;
1.175     sakharuk 3038: 	my $flag_latex_header_remove = 'NO'; 
                   3039: 	my $rndseed=time;
1.230     albertel 3040: 	if ($helper->{'VARS'}->{'curseed'}) {
                   3041: 	    $rndseed=$helper->{'VARS'}->{'curseed'};
                   3042: 	}
1.151     sakharuk 3043: 	for (my $i=0;$i<=$#list_of_files;$i++) {
1.521     foxr     3044: 
                   3045: 	    &Apache::lonenc::reset_enc();
                   3046: 
1.152     sakharuk 3047: 	    my $urlp = $list_of_files[$i];
1.253     sakharuk 3048: 	    $urlp=~s|//|/|;
1.152     sakharuk 3049: 	    if ($urlp=~/\//) {
1.353     foxr     3050: 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.175     sakharuk 3051: 		$form{'rndseed'}=$rndseed;
1.152     sakharuk 3052: 		if ($urlp =~ m|/home/([^/]+)/public_html|) {
                   3053: 		    $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
                   3054: 		} else {
1.302     sakharuk 3055: 		    $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
1.152     sakharuk 3056: 		}
1.375     foxr     3057: 		$resources_printed .= $urlp.':';
1.515     foxr     3058: 		my $texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form);
1.251     sakharuk 3059: 		if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1.253     sakharuk 3060: 		   ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.380     foxr     3061: 		    #  Don't permanently pervert %form:
                   3062: 		    my %answerform = %form;
                   3063: 		    $answerform{'grade_target'}='answer';
                   3064: 		    $answerform{'answer_output_mode'}='tex';
                   3065: 		    $answerform{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
                   3066: 		    $answerform{'rndseed'}=$rndseed;
1.375     foxr     3067: 		    $resources_printed .= $urlp.':';
1.515     foxr     3068: 		    my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
1.251     sakharuk 3069: 		    if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
                   3070: 			$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
                   3071: 		    } else {
1.253     sakharuk 3072: 			$texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
                   3073: 			if ($helper->{'VARS'}->{'construction'} ne '1') {
                   3074: 			    $texversion.='\vskip 0 mm \noindent ';
                   3075: 			    $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
                   3076: 			} else {
                   3077: 			    $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
                   3078: 			    my $URLpath=$urlp;
                   3079: 			    $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
                   3080: 			    $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
                   3081: 			}
                   3082: 			$texversion.='\vskip 1 mm '.$answer.'\end{document}';
1.251     sakharuk 3083: 		    }
1.174     sakharuk 3084: 		}
1.515     foxr     3085:                 #this chunk is responsible for printing the path to problem
                   3086: 
1.253     sakharuk 3087: 		my $newurlp=$urlp;
                   3088: 		if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
                   3089: 		$newurlp=&path_to_problem($newurlp,$LaTeXwidth);
1.242     sakharuk 3090: 		$texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
1.152     sakharuk 3091: 		if ($flag_latex_header_remove ne 'NO') {
                   3092: 		    $texversion = &latex_header_footer_remove($texversion);
                   3093: 		} else {
                   3094: 		    $texversion =~ s/\\end{document}//;
1.216     sakharuk 3095: 		}
                   3096: 		if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
                   3097: 		    $texversion=&IndexCreation($texversion,$urlp);
1.152     sakharuk 3098: 		}
1.219     sakharuk 3099: 		if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
                   3100: 		    $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
                   3101: 		    
                   3102: 		}
1.152     sakharuk 3103: 		$result .= $texversion;
                   3104: 	    }
                   3105: 	    $flag_latex_header_remove = 'YES';  
1.151     sakharuk 3106: 	}
1.175     sakharuk 3107: 	if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1.152     sakharuk 3108: 	$result .= '\end{document}';      	
1.140     sakharuk 3109:     }
                   3110: #-------------------------------------------------------- corrections for the different page formats
1.499     foxr     3111: 
                   3112:     # Only post process if that has not been turned off e.g. by a raw latex resource.
                   3113: 
                   3114:     if ($do_postprocessing) {
1.590     foxr     3115: 	$result = &page_format_transformation($papersize,
                   3116: 					      $laystyle,$numberofcolumns,
                   3117: 					      $print_type,$result,
                   3118: 					      $helper->{VARS}->{'assignment'},
                   3119: 					      $helper->{'VARS'}->{'TABLE_CONTENTS'},
                   3120: 					      $helper->{'VARS'}->{'TABLE_INDEX'},
                   3121: 					      $selectionmade);
1.499     foxr     3122: 	$result = &latex_corrections($number_of_columns,$result,$selectionmade,
                   3123: 				     $helper->{'VARS'}->{'ANSWER_TYPE'});
                   3124: 	#if ($numberofcolumns == 1) {
1.451     albertel 3125: 	$result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
                   3126: 	$result =~ s/\\textheight\s*=?\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
                   3127: 	$result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
                   3128: 	$result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1.499     foxr     3129: 	#}
                   3130:     }
1.367     foxr     3131: 
1.515     foxr     3132:     # Set URLback if this is a construction space print so we can provide
                   3133:     # a link to the resource being edited.
                   3134:     #
1.274     sakharuk 3135: 
1.276     sakharuk 3136:     my $URLback=''; #link to original document
1.510     albertel 3137:     if ($helper->{'VARS'}->{'construction'} eq '1') {
1.276     sakharuk 3138: 	#prints resource from the construction space
                   3139: 	$URLback='/'.$helper->{'VARS'}->{'filename'};
1.279     albertel 3140: 	if ($URLback=~/([^?]+)/) {
                   3141: 	    $URLback=$1;
                   3142: 	    $URLback=~s|^/~|/priv/|;
                   3143: 	}
1.276     sakharuk 3144:     }
1.556     foxr     3145:     #
                   3146:     # Final adjustment of the font size:
                   3147:     #
                   3148: 
                   3149:     $result = set_font_size($result);
1.375     foxr     3150: 
1.525     www      3151: #-- writing .tex file in prtspool 
                   3152:     my $temp_file;
                   3153:     my $identifier = &Apache::loncommon::get_cgi_id();
                   3154:     my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex";
                   3155:     if (!($#print_array>0)) { 
                   3156:        unless ($temp_file = Apache::File->new('>'.$filename)) {
                   3157: 	  $r->log_error("Couldn't open $filename for output $!");
                   3158: 	  return SERVER_ERROR; 
                   3159:        }
                   3160:        print $temp_file $result;
                   3161:        my $begin=index($result,'\begin{document}',0);
                   3162:        my $inc=substr($result,0,$begin+16); 
1.515     foxr     3163:     } else {
1.525     www      3164:        my $begin=index($result,'\begin{document}',0);
                   3165:        my $inc=substr($result,0,$begin+16);
                   3166:        for (my $i=0;$i<=$#print_array;$i++) {
                   3167: 	  if ($i==0) {
                   3168: 	      $print_array[$i]=$result;
                   3169: 	  } else {
                   3170: 	      $print_array[$i].='\end{document}';
                   3171: 	      $print_array[$i] = 
                   3172: 		&latex_corrections($number_of_columns,$print_array[$i],
                   3173: 				   $selectionmade, 
                   3174: 				   $helper->{'VARS'}->{'ANSWER_TYPE'});
1.515     foxr     3175: 	    
1.525     www      3176: 	      my $anobegin=index($print_array[$i],'\setcounter{page}',0);
                   3177: 	      substr($print_array[$i],0,$anobegin)='';
                   3178: 	      $print_array[$i]=$inc.$print_array[$i];
                   3179: 	  }
                   3180: 	  my $temp_file;
                   3181: 	  my $newfilename=$filename;
                   3182: 	  my $num=$i+1;
                   3183: 	  $newfilename =~s/\.tex$//; 
                   3184: 	  $newfilename=sprintf("%s_%03d.tex",$newfilename, $num);
                   3185: 	  unless ($temp_file = Apache::File->new('>'.$newfilename)) {
                   3186: 	      $r->log_error("Couldn't open $newfilename for output $!");
                   3187: 	      return SERVER_ERROR; 
                   3188: 	  }
                   3189: 	  print $temp_file $print_array[$i];
                   3190:        }
                   3191:     }
                   3192:     my $student_names='';
                   3193:     if ($#print_array>0) {
                   3194:         for (my $i=0;$i<=$#print_array;$i++) {
                   3195:   	  $student_names.=$student_names[$i].'_ENDPERSON_';
1.515     foxr     3196: 	}
1.525     www      3197:     } else {
                   3198: 	if ($#student_names>-1) {
                   3199: 	   $student_names=$student_names[0].'_ENDPERSON_';
1.515     foxr     3200: 	} else {
1.525     www      3201:            my $fullname = &get_name($env{'user.name'},$env{'user.domain'});
                   3202: 	   $student_names=join(':',$env{'user.name'},$env{'user.domain'},
1.515     foxr     3203: 				    $env{'request.course.sec'},$fullname).
                   3204: 					'_ENDPERSON_'.'_END_';
                   3205: 	}
1.525     www      3206:      }
1.515     foxr     3207: 	
1.525     www      3208:      # logic for now is too complex to trace if this has been defined
                   3209:      #  yet.
                   3210:      my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
                   3211:      my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   3212:      &Apache::lonnet::appenv({'cgi.'.$identifier.'.file'   => $filename,
1.515     foxr     3213: 				'cgi.'.$identifier.'.layout'  => $laystyle,
                   3214: 				'cgi.'.$identifier.'.numcol'  => $numberofcolumns,
                   3215: 				'cgi.'.$identifier.'.paper'  => $papersize,
                   3216: 				'cgi.'.$identifier.'.selection' => $selectionmade,
                   3217: 				'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
                   3218: 				'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
                   3219: 				'cgi.'.$identifier.'.role' => $perm{'pav'},
                   3220: 				'cgi.'.$identifier.'.numberoffiles' => $#print_array,
                   3221: 				'cgi.'.$identifier.'.studentnames' => $student_names,
1.520     raeburn  3222: 				'cgi.'.$identifier.'.backref' => $URLback,});
1.525     www      3223:     &Apache::lonnet::appenv({"cgi.$identifier.user"    => $env{'user.name'},
1.515     foxr     3224: 				"cgi.$identifier.domain"  => $env{'user.domain'},
                   3225: 				"cgi.$identifier.courseid" => $cnum, 
                   3226: 				"cgi.$identifier.coursedom" => $cdom, 
1.520     raeburn  3227: 				"cgi.$identifier.resources" => $resources_printed});
1.515     foxr     3228: 	
1.525     www      3229:     my $end_page = &Apache::loncommon::end_page();
1.529     raeburn  3230:     my $continue_text = &mt('Continue');
1.525     www      3231:     # If there's been an unrecoverable SSI error, report it to the user
                   3232:     if ($ssi_error) {
                   3233:         my $helpurl = &Apache::loncommon::top_nav_help('Helpdesk');
1.554     bisitz   3234:         $r->print('<br /><p class="LC_error">'.&mt('An unrecoverable network error occurred:').'</p><p>'.
1.526     www      3235:                   &mt('At least one of the resources you chose to print could not be rendered due to an unrecoverable error when communicating with a server:').
                   3236:                   '<br />'.$ssi_last_error_resource.'<br />'.$ssi_last_error.
                   3237:                   '</p><p>'.&mt('You can continue using the link provided below, but make sure to carefully inspect your output file! The errors will be marked in the file.').'<br />'.
1.528     raeburn  3238:                   &mt('You may be able to reprint the individual resources for which this error occurred, as the issue may be temporary.').
1.525     www      3239:                   '<br />'.&mt('If the error persists, please contact the [_1] for assistance.',$helpurl).'</p><p>'.
                   3240:                   &mt('We apologize for the inconvenience.').'</p>'.
1.528     raeburn  3241:                   '<a href="/cgi-bin/printout.pl?'.$identifier.'">'.$continue_text.'</a>'.$end_page);
1.525     www      3242:     } else {
1.515     foxr     3243: 	$r->print(<<FINALEND);
1.317     albertel 3244: <br />
1.288     albertel 3245: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
1.528     raeburn  3246: <a href="/cgi-bin/printout.pl?$identifier">$continue_text</a>
1.431     albertel 3247: $end_page
1.140     sakharuk 3248: FINALEND
1.528     raeburn  3249:     }                                     # endif ssi errors.
1.140     sakharuk 3250: }
                   3251: 
1.288     albertel 3252: 
                   3253: sub get_CODE {
1.381     albertel 3254:     my ($all_codes,$num,$seed,$size,$type)=@_;
1.288     albertel 3255:     my $max='1'.'0'x$size;
                   3256:     my $newcode;
                   3257:     while(1) {
1.392     albertel 3258: 	$newcode=sprintf("%0".$size."d",int(rand($max)));
1.288     albertel 3259: 	if (!exists($$all_codes{$newcode})) {
                   3260: 	    $$all_codes{$newcode}=1;
1.381     albertel 3261: 	    if ($type eq 'number' ) {
                   3262: 		return $newcode;
                   3263: 	    } else {
                   3264: 		return &num_to_letters($newcode);
                   3265: 	    }
1.288     albertel 3266: 	}
                   3267:     }
                   3268: }
1.140     sakharuk 3269: 
1.284     albertel 3270: sub print_resources {
1.360     albertel 3271:     my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,
1.422     albertel 3272: 	$LaTeXwidth)=@_;
1.284     albertel 3273:     my $current_output = ''; 
1.375     foxr     3274:     my $printed = '';
1.284     albertel 3275:     my ($username,$userdomain,$usersection) = split /:/,$person;
                   3276:     my $fullname = &get_name($username,$userdomain);
1.492     foxr     3277:     my $namepostfix = "\\\\";	# Both anon and not anon should get the same vspace.
1.600     foxr     3278: 
1.591     foxr     3279:     #
                   3280:     # Figure out if we need to filter the output by
                   3281:     # the incomplete problems for that person
                   3282:     #
                   3283:     my $print_type = $helper->{'VARS'}->{'PRINT_TYPE'};
                   3284:     my $print_incomplete = 0;
                   3285:     if (($print_type eq 'map_incomplete_problems_people_seq')   ||
                   3286: 	($print_type eq 'incomplete_problems_selpeople_course')) {
                   3287: 	$print_incomplete = 1;
                   3288:     }
1.596     raeburn  3289:     if ($person eq 'anonymous') {
1.492     foxr     3290: 	$namepostfix .="Name: ";
1.288     albertel 3291: 	$fullname = "CODE - ".$moreenv->{'CODE'};
                   3292:     }
1.590     foxr     3293: 
1.444     foxr     3294:     #  Fullname may have special latex characters that need \ prefixing:
                   3295:     #
                   3296: 
1.350     foxr     3297:     my $i           = 0;
1.591     foxr     3298:     my $actually_printed = 0;	# Count of resources printed.
1.284     albertel 3299:     #goes through all resources, checks if they are available for 
                   3300:     #current student, and produces output   
1.428     albertel 3301: 
                   3302:     &Apache::lonxml::clear_problem_counter();
1.364     albertel 3303:     my %page_breaks  = &get_page_breaks($helper);
1.476     albertel 3304:     my $columns_in_format = (split(/\|/,$helper->{'VARS'}->{'FORMAT'}))[1];
1.440     foxr     3305:     #
1.441     foxr     3306:     #   end each student with a 
1.440     foxr     3307:     #   Special that allows the post processor to even out the page
                   3308:     #   counts later.  Nasty problem this... it would be really
                   3309:     #   nice to put the special in as a postscript comment
1.441     foxr     3310:     #   e.g. \special{ps:\ENDOFSTUDENTSTAMP}  unfortunately,
1.440     foxr     3311:     #   The special gets passed the \ and dvips puts it in the output file
1.441     foxr     3312:     #   so we will just rely on prntout.pl to strip  ENDOFSTUDENTSTAMP from the
                   3313:     #   postscript.  Each ENDOFSTUDENTSTAMP will go on a line by itself.
1.440     foxr     3314:     #
1.591     foxr     3315: 
1.568     foxr     3316:     my $syllabus_first = 0;
1.284     albertel 3317:     foreach my $curresline (@{$master_seq})  {
1.351     foxr     3318: 	if (defined $page_breaks{$curresline}) {
1.350     foxr     3319: 	    if($i != 0) {
                   3320: 		$current_output.= "\\newpage\n";
                   3321: 	    }
                   3322: 	}
1.569     foxr     3323: 	$current_output .= &get_extra_vspaces($helper, $curresline);
1.350     foxr     3324: 	$i++;
1.284     albertel 3325: 	if ( !($type eq 'problems' && 
1.582     raeburn  3326: 	       ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) ) {
1.284     albertel 3327: 	    my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
1.591     foxr     3328: 	    if ($print_incomplete && !&incomplete($username, $userdomain, $res_url)) {
                   3329: 		next;
                   3330: 	    }
                   3331: 	    $actually_printed++; # we're going to print one.
1.284     albertel 3332: 	    if (&Apache::lonnet::allowed('bre',$res_url)) {
1.414     albertel 3333: 		if ($res_url!~m|^ext/|
1.413     albertel 3334: 		    && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.375     foxr     3335: 		    $printed .= $curresline.':';
1.428     albertel 3336: 		    &Apache::lonxml::remember_problem_counter();    
                   3337: 
1.526     www      3338: 		    my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
1.582     raeburn  3339:                     if ($res_url =~ /\.page$/) {
                   3340:                         if ($remove_latex_header eq 'NO') {
                   3341:                             if (!($rendered =~ /\\begin\{document\}/)) {
                   3342:                                 $rendered = &print_latex_header().$rendered;
                   3343:                             }
                   3344:                         }
1.591     foxr     3345: ;
1.582     raeburn  3346:                         if ($remove_latex_header eq 'YES') {
                   3347:                             $rendered = &latex_header_footer_remove($rendered);
                   3348:                         } else {
                   3349:                             $rendered =~ s/\\end{document}\d*//;
                   3350:                         }
                   3351:                     }
1.305     sakharuk 3352: 		    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
                   3353: 		       ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.380     foxr     3354: 			#   Use a copy of the hash so we don't pervert it on future loop passes.
                   3355: 			my %answerenv = %{$moreenv};
                   3356: 			$answerenv{'answer_output_mode'}='tex';
1.591     foxr     3357: 
                   3358: 
1.380     foxr     3359: 			$answerenv{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.428     albertel 3360: 			
                   3361: 			&Apache::lonxml::restore_problem_counter();
                   3362: 
1.380     foxr     3363: 			my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$env{'request.course.id'},%answerenv);
1.428     albertel 3364: 
1.305     sakharuk 3365: 			if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
                   3366: 			    $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
                   3367: 			} else {
1.423     foxr     3368: 
                   3369: 			    
                   3370: 			    my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.582     raeburn  3371:                             unless ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') {
                   3372:                                 $header =~ s/\\begin{document}//;     #<<<<<
                   3373:                             }
1.477     albertel 3374: 			    my $title = &Apache::lonnet::gettitle($curresline);
                   3375: 			    $title = &Apache::lonxml::latex_special_symbols($title);
                   3376: 			    my $body   ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
                   3377: 			    $body     .=&path_to_problem($res_url,$LaTeXwidth);
1.423     foxr     3378: 			    $body     .='\vskip 1 mm '.$ansrendered;
                   3379: 			    $body     = &encapsulate_minipage($body);
                   3380: 			    $rendered = $header.$body;
1.305     sakharuk 3381: 			}
                   3382: 		    }
1.511     foxr     3383: 		    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
                   3384: 			my $url = &Apache::lonnet::clutter($res_url);
                   3385: 			my $annotation = &annotate($url);
                   3386: 			$rendered =~  s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
                   3387: 		    }
1.562     foxr     3388: 		    my $junk;
1.305     sakharuk 3389: 		    if ($remove_latex_header eq 'YES') {
                   3390: 			$rendered = &latex_header_footer_remove($rendered);
                   3391: 		    } else {
                   3392: 			$rendered =~ s/\\end{document}//;
                   3393: 		    }
                   3394: 		    $current_output .= $rendered;		    
1.456     raeburn  3395: 		} elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1.568     foxr     3396: 		    if ($i == 1) {
                   3397: 			$syllabus_first = 1;
                   3398: 		    }
1.375     foxr     3399: 		    $printed .= $curresline.':';
1.528     raeburn  3400: 		    my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
1.511     foxr     3401: 		    if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
                   3402: 			my $url = &Apache::lonnet::clutter($res_url);
                   3403: 			my $annotation = &annotate($url);
                   3404: 			$annotation    =~ s/(\\end{document})/$annotation$1/;
                   3405: 		    }
1.305     sakharuk 3406: 		    if ($remove_latex_header eq 'YES') {
                   3407: 			$rendered = &latex_header_footer_remove($rendered);
1.284     albertel 3408: 		    } else {
1.305     sakharuk 3409: 			$rendered =~ s/\\end{document}//;
1.284     albertel 3410: 		    }
1.421     foxr     3411: 		    $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
1.552     foxr     3412: 		} elsif($res_url = ~/\.pdf$/) {
                   3413: 		    my $url = &Apache::lonnet::clutter($res_url);
                   3414: 		    my $rendered  = &include_pdf($url);
                   3415: 		    if ($remove_latex_header ne 'NO') {
                   3416: 			$rendered = &latex_header_footer_remove($rendered);
                   3417: 		    }
                   3418: 		    $current_output .= $rendered;
1.284     albertel 3419: 		} else {
1.414     albertel 3420: 		    my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline);
1.305     sakharuk 3421: 		    if ($remove_latex_header ne 'NO') {
                   3422: 			$rendered = &latex_header_footer_remove($rendered);
                   3423: 		    } else {
                   3424: 			$rendered =~ s/\\end{document}//;
                   3425: 		    }
                   3426: 		    $current_output .= $rendered;
1.284     albertel 3427: 		}
                   3428: 	    }
                   3429: 	    $remove_latex_header = 'YES';
1.590     foxr     3430: 	}
1.331     albertel 3431: 	if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284     albertel 3432:     }
1.591     foxr     3433:     # If we are printing incomplete it's possible we don't have
                   3434:     # anything to print.  The print subsystem is not so good at handling
                   3435:     # that so we're going to generate a stub that says there are no
                   3436:     # incomplete resources for the person.
                   3437:     #
1.593     foxr     3438: 
1.591     foxr     3439:     if ($actually_printed == 0) {
1.592     foxr     3440: 	$current_output  = &encapsulate_minipage("\\vskip -10mm \nNo incomplete resources\n \\vskip 100 mm { }\n");
1.593     foxr     3441: 	if ($remove_latex_header eq "NO") {
                   3442: 	    $current_output = &print_latex_header() . $current_output;
                   3443: 	} else {
                   3444: 	    $current_output = &latex_header_footer_remove($current_output);
                   3445: 	}
1.591     foxr     3446:     }
1.552     foxr     3447: 
1.583     raeburn  3448:     if ($syllabus_first) {
                   3449:         $current_output =~ s/\\\\ Last updated:/Last updated:/
                   3450:     }
1.284     albertel 3451:     my $courseidinfo = &get_course();
                   3452:     my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
1.476     albertel 3453:     my $header_line =
1.486     foxr     3454: 	&format_page_header($LaTeXwidth, $parmhash{'print_header_format'},
1.537     foxr     3455: 			    $currentassignment, $courseidinfo, $fullname, $usersection);
1.476     albertel 3456:     my $header_start = ($columns_in_format == 1) ? '\lhead'
                   3457: 	                                         : '\fancyhead[LO]';
                   3458:     $header_line = $header_start.'{'.$header_line.'}';
1.583     raeburn  3459:     if ($current_output=~/\\documentclass/) {
1.476     albertel 3460: 	$current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /;
1.284     albertel 3461:     } else {
1.476     albertel 3462: 	my $blankpages = 
                   3463: 	    '\clearpage\strut\clearpage'x$helper->{'VARS'}->{'EMPTY_PAGES'};
                   3464: 	    
                   3465: 	$current_output = '\strut\vspace*{-6 mm}\\newline'.
                   3466: 	    &copyright_line().' \newpage '.$blankpages.$end_of_student.
                   3467: 	    '\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent'.
                   3468: 	    $header_line.$namepostfix.'} \vskip 5 mm '.$current_output;
1.284     albertel 3469:     }
1.440     foxr     3470:     #
                   3471:     #  Close the student bracketing.
                   3472:     #
1.375     foxr     3473:     return ($current_output,$fullname, $printed);
1.284     albertel 3474: 
                   3475: }
1.140     sakharuk 3476: 
1.3       sakharuk 3477: sub handler {
                   3478: 
                   3479:     my $r = shift;
1.397     albertel 3480:     
                   3481:     &init_perm();
1.114     bowersj2 3482: 
1.397     albertel 3483:     my $helper = printHelper($r);
                   3484:     if (!ref($helper)) {
                   3485: 	return $helper;
1.60      sakharuk 3486:     }
1.177     sakharuk 3487:    
1.184     sakharuk 3488: 
1.454     foxr     3489:     %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
1.353     foxr     3490:  
1.416     foxr     3491: 
1.350     foxr     3492: 
                   3493: 
1.367     foxr     3494:     #  If a figure conversion queue file exists for this user.domain
                   3495:     # we delete it since it can only be bad (if it were good, printout.pl
                   3496:     # would have deleted it the last time around.
                   3497: 
1.373     albertel 3498:     my $conversion_queuefile = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat";
1.367     foxr     3499:     if(-e $conversion_queuefile) {
                   3500: 	unlink $conversion_queuefile;
                   3501:     }
1.515     foxr     3502:     
                   3503: 
1.184     sakharuk 3504:     &output_data($r,$helper,\%parmhash);
1.2       sakharuk 3505:     return OK;
1.60      sakharuk 3506: } 
1.2       sakharuk 3507: 
1.131     bowersj2 3508: use Apache::lonhelper;
1.130     sakharuk 3509: 
1.223     bowersj2 3510: sub addMessage {
                   3511:     my $text = shift;
                   3512:     my $paramHash = Apache::lonhelper::getParamHash();
                   3513:     $paramHash->{MESSAGE_TEXT} = $text;
                   3514:     Apache::lonhelper::message->new();
                   3515: }
                   3516: 
1.416     foxr     3517: 
1.238     bowersj2 3518: 
1.397     albertel 3519: sub init_perm {
                   3520:     undef(%perm);
                   3521:     $perm{'pav'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'});
                   3522:     if (!$perm{'pav'}) {
                   3523: 	$perm{'pav'}=&Apache::lonnet::allowed('pav',
                   3524: 		  $env{'request.course.id'}.'/'.$env{'request.course.sec'});
                   3525:     }
1.465     albertel 3526:     $perm{'pfo'}=&Apache::lonnet::allowed('pfo',$env{'request.course.id'});
1.397     albertel 3527:     if (!$perm{'pfo'}) {
                   3528: 	$perm{'pfo'}=&Apache::lonnet::allowed('pfo',
                   3529: 		  $env{'request.course.id'}.'/'.$env{'request.course.sec'});
                   3530:     }
1.585     raeburn  3531:     $perm{'vgr'}=&Apache::lonnet::allowed('vgr',$env{'request.course.id'});
                   3532:     if (!$perm{'vgr'}) {
                   3533:         $perm{'vgr'}=&Apache::lonnet::allowed('vgr',
                   3534:                    $env{'request.course.id'}.'/'.$env{'request.course.sec'});
                   3535:     }
1.397     albertel 3536: }
                   3537: 
1.507     albertel 3538: sub get_randomly_ordered_warning {
                   3539:     my ($helper,$map) = @_;
                   3540: 
                   3541:     my $message;
                   3542: 
                   3543:     my $postdata = $env{'form.postdata'} || $helper->{VARS}{'postdata'};
                   3544:     my $navmap = Apache::lonnavmaps::navmap->new();
1.547     raeburn  3545:     if (defined($navmap)) {
                   3546:         my $res = $navmap->getResourceByUrl($map);
                   3547:         if ($res) {
                   3548: 	    my $func = 
                   3549: 	        sub { return ($_[0]->is_map() && $_[0]->randomorder); };
                   3550: 	    my @matches = $navmap->retrieveResources($res, $func,1,1,1);
                   3551: 	    if (@matches) {
                   3552: 	        $message = "Some of the items below are in folders set to be randomly ordered. However, when printing the contents of these folders, they will be printed in the original order for all students, not the randomized order.";
                   3553: 	    }
                   3554:         }
                   3555:         if ($message) {
                   3556: 	    return '<message type="warning">'.$message.'</message>';
                   3557:         }
                   3558:     } else {
                   3559:         $message = "Retrieval of information about ordering of resources failed."; 
                   3560:         return '<message type="warning">'.$message.'</message>';
1.507     albertel 3561:     }
                   3562:     return;
                   3563: }
                   3564: 
1.131     bowersj2 3565: sub printHelper {
1.115     bowersj2 3566:     my $r = shift;
                   3567: 
                   3568:     if ($r->header_only) {
1.373     albertel 3569:         if ($env{'browser.mathml'}) {
1.241     www      3570:             &Apache::loncommon::content_type($r,'text/xml');
1.131     bowersj2 3571:         } else {
1.241     www      3572:             &Apache::loncommon::content_type($r,'text/html');
1.131     bowersj2 3573:         }
                   3574:         $r->send_http_header;
                   3575:         return OK;
1.115     bowersj2 3576:     }
                   3577: 
1.131     bowersj2 3578:     # Send header, nocache
1.373     albertel 3579:     if ($env{'browser.mathml'}) {
1.241     www      3580:         &Apache::loncommon::content_type($r,'text/xml');
1.115     bowersj2 3581:     } else {
1.241     www      3582:         &Apache::loncommon::content_type($r,'text/html');
1.115     bowersj2 3583:     }
                   3584:     &Apache::loncommon::no_cache($r);
                   3585:     $r->send_http_header;
                   3586:     $r->rflush();
                   3587: 
1.131     bowersj2 3588:     # Unfortunately, this helper is so complicated we have to
                   3589:     # write it by hand
                   3590: 
                   3591:     Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
                   3592:     
1.176     bowersj2 3593:     my $helper = Apache::lonhelper::helper->new("Printing Helper");
1.146     bowersj2 3594:     $helper->declareVar('symb');
1.156     bowersj2 3595:     $helper->declareVar('postdata');    
1.290     sakharuk 3596:     $helper->declareVar('curseed'); 
                   3597:     $helper->declareVar('probstatus');   
1.156     bowersj2 3598:     $helper->declareVar('filename');
                   3599:     $helper->declareVar('construction');
1.178     sakharuk 3600:     $helper->declareVar('assignment');
1.262     sakharuk 3601:     $helper->declareVar('style_file');
1.340     foxr     3602:     $helper->declareVar('student_sort');
1.363     foxr     3603:     $helper->declareVar('FINISHPAGE');
1.366     foxr     3604:     $helper->declareVar('PRINT_TYPE');
1.372     foxr     3605:     $helper->declareVar("showallfoils");
1.483     foxr     3606:     $helper->declareVar("STUDENTS");
1.569     foxr     3607:     $helper->declareVar("EXTRASPACE");
1.518     foxr     3608: 
                   3609:    
                   3610: 
                   3611: 
1.569     foxr     3612:     #  The page breaks and extra spaces
                   3613:     #  can get loaded initially from the course environment:
1.394     foxr     3614:     # But we only do this in the initial state so that they are allowed to change.
                   3615:     #
1.366     foxr     3616: 
1.363     foxr     3617:     
                   3618:     &Apache::loncommon::restore_course_settings('print',
1.366     foxr     3619: 						{'pagebreaks'  => 'scalar',
1.569     foxr     3620: 						 'extraspace'  => 'scalar',
1.570     foxr     3621: 						 'extraspace_units' => 'scalar',
1.366     foxr     3622: 					         'lastprinttype' => 'scalar'});
                   3623:     
1.483     foxr     3624:     # This will persistently load in the data we want from the
                   3625:     # very first screen.
1.394     foxr     3626:     
                   3627:     if($helper->{VARS}->{PRINT_TYPE} eq $env{'form.lastprinttype'}) {
                   3628: 	if (!defined ($env{"form.CURRENT_STATE"})) {
                   3629: 	    
                   3630: 	    $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
1.569     foxr     3631: 	    $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'};
1.570     foxr     3632: 	    $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};
1.394     foxr     3633: 	} else {
                   3634: 	    my $state = $env{"form.CURRENT_STATE"};
                   3635: 	    if ($state eq "START") {
                   3636: 		$helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
1.569     foxr     3637: 		$helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'};
1.570     foxr     3638: 		$helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};
                   3639: 		
1.394     foxr     3640: 	    }
                   3641: 	}
                   3642: 	
1.366     foxr     3643:     }
1.481     albertel 3644: 
1.156     bowersj2 3645:     # Detect whether we're coming from construction space
1.602   ! www      3646:     if ($env{'form.postdata'}=~m{^/priv}) {
        !          3647:         $helper->{VARS}->{'filename'} = $env{'form.postdata'};
1.156     bowersj2 3648:         $helper->{VARS}->{'construction'} = 1;
1.481     albertel 3649:     } else {
1.373     albertel 3650:         if ($env{'form.postdata'}) {
                   3651:             $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'});
1.482     albertel 3652: 	    if ( $helper->{VARS}->{'symb'} eq '') {
                   3653: 		$helper->{VARS}->{'postdata'} = $env{'form.postdata'};
                   3654: 	    }
1.156     bowersj2 3655:         }
1.373     albertel 3656:         if ($env{'form.symb'}) {
                   3657:             $helper->{VARS}->{'symb'} = $env{'form.symb'};
1.156     bowersj2 3658:         }
1.373     albertel 3659:         if ($env{'form.url'}) {
1.156     bowersj2 3660:             $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
                   3661:         }
1.416     foxr     3662: 
1.157     bowersj2 3663:     }
1.481     albertel 3664: 
1.373     albertel 3665:     if ($env{'form.symb'}) {
                   3666:         $helper->{VARS}->{'symb'} = $env{'form.symb'};
1.146     bowersj2 3667:     }
1.373     albertel 3668:     if ($env{'form.url'}) {
1.140     sakharuk 3669:         $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1.153     sakharuk 3670: 
1.140     sakharuk 3671:     }
1.343     albertel 3672:     $helper->{VARS}->{'symb'}=
                   3673: 	&Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
1.335     albertel 3674:     my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
1.178     sakharuk 3675:     if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1.481     albertel 3676: 
1.156     bowersj2 3677:     
1.146     bowersj2 3678:     # Extract map
                   3679:     my $symb = $helper->{VARS}->{'symb'};
1.156     bowersj2 3680:     my ($map, $id, $url);
                   3681:     my $subdir;
1.483     foxr     3682:     my $is_published=0;		# True when printing from resource space.
1.589     foxr     3683:     my $res_printable = 1;	# By default the current resource is printable.    
                   3684:     my $userCanPrint = ($perm{'pav'} || $perm{'pfo'});
1.156     bowersj2 3685: 
                   3686:     # Get the resource name from construction space
                   3687:     if ($helper->{VARS}->{'construction'}) {
                   3688:         $resourceTitle = substr($helper->{VARS}->{'filename'}, 
                   3689:                                 rindex($helper->{VARS}->{'filename'}, '/')+1);
                   3690:         $subdir = substr($helper->{VARS}->{'filename'},
                   3691:                          0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
1.481     albertel 3692:     } else {
1.562     foxr     3693: 	# From course space:
                   3694: 
1.482     albertel 3695: 	if ($symb ne '') {
                   3696: 	    ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
                   3697: 	    $helper->{VARS}->{'postdata'} = 
                   3698: 		&Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
1.589     foxr     3699: 	    my $navmap = Apache::lonnavmaps::navmap->new();
                   3700: 	    my $res   = $navmap->getBySymb($symb);
                   3701: 	    $res_printable  = $res->resprintable() || $userCanPrint; #printability in course context
1.482     albertel 3702: 	} else {
1.589     foxr     3703: 	    # Resource space.
                   3704: 
1.482     albertel 3705: 	    $url = $helper->{VARS}->{'postdata'};
1.483     foxr     3706: 	    $is_published=1;	# From resource space.
1.482     albertel 3707: 	}
                   3708: 	$url = &Apache::lonnet::clutter($url);
1.156     bowersj2 3709:         if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1.238     bowersj2 3710:             my $postdata = $helper->{VARS}->{'postdata'};
                   3711:             $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
1.156     bowersj2 3712:         }
                   3713:         $subdir = &Apache::lonnet::filelocation("", $url);
1.589     foxr     3714: 
                   3715: 
1.128     bowersj2 3716:     }
1.373     albertel 3717:     if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) {
                   3718: 	$helper->{VARS}->{'curseed'}=$env{'form.curseed'};
1.230     albertel 3719:     }
1.373     albertel 3720:     if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
1.512     foxr     3721: 	$helper->{VARS}->{'probstatus'}=$env{'form.problemstatus'};
1.290     sakharuk 3722:     }
1.115     bowersj2 3723: 
1.192     bowersj2 3724:     my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
                   3725: 
1.481     albertel 3726:     Apache::lonhelper::registerHelperTags();
1.119     bowersj2 3727: 
1.131     bowersj2 3728:     # "Delete everything after the last slash."
1.119     bowersj2 3729:     $subdir =~ s|/[^/]+$||;
                   3730: 
1.131     bowersj2 3731:     # What can be printed is a very dynamic decision based on
                   3732:     # lots of factors. So we need to dynamically build this list.
                   3733:     # To prevent security leaks, states are only added to the wizard
                   3734:     # if they can be reached, which ensures manipulating the form input
                   3735:     # won't allow anyone to reach states they shouldn't have permission
                   3736:     # to reach.
                   3737: 
                   3738:     # printChoices is tracking the kind of printing the user can
                   3739:     # do, and will be used in a choices construction later.
                   3740:     # In the meantime we will be adding states and elements to
                   3741:     # the helper by hand.
                   3742:     my $printChoices = [];
                   3743:     my $paramHash;
1.130     sakharuk 3744: 
1.589     foxr     3745:     # If there is a current resource and it is printable
                   3746:     # Give that as a choice.
                   3747: 
                   3748:     if ($resourceTitle && $res_printable) {
1.458     www      3749:         push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('the resource you just saw on the screen').")", 'current_document', 'PAGESIZE'];
1.156     bowersj2 3750:     }
1.590     foxr     3751:     
1.156     bowersj2 3752: 
1.238     bowersj2 3753:     # Useful filter strings
1.589     foxr     3754: 
                   3755:     my $isPrintable = ' && $res->resprintable()';
                   3756: 
1.590     foxr     3757:     my $isProblem = '(($res->is_problem()||$res->contains_problem() ||$res->is_practice()))';
1.589     foxr     3758:     $isProblem .= $isPrintable unless $userCanPrint;
1.238     bowersj2 3759:     $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1.589     foxr     3760:     my $isProblemOrMap = '($res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())';
                   3761:     $isProblemOrMap .= $isPrintable unless $userCanPrint;
                   3762:     my $isNotMap = '(!$res->is_sequence())';
                   3763:     $isNotMap .= $isPrintable unless $userCanPrint;
1.238     bowersj2 3764:     $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
1.589     foxr     3765:     my $isMap = '$res->is_map()';
                   3766:     $isMap .= $isPrintable unless $userCanPrint;
                   3767:     my $symbFilter = '$res->shown_symb() ';
1.342     albertel 3768:     my $urlValue = '$res->link()';
1.238     bowersj2 3769: 
                   3770:     $helper->declareVar('SEQUENCE');
                   3771: 
1.465     albertel 3772:     # If we're in a sequence...
1.416     foxr     3773: 
1.465     albertel 3774:     my $start_new_option;
                   3775:     if ($perm{'pav'}) {
                   3776: 	$start_new_option = 
                   3777: 	    "<option text='".&mt('Start new page<br />before selected').
1.569     foxr     3778: 	    "' variable='FINISHPAGE' />".
1.570     foxr     3779: 	    "<option text='".&mt('Extra space<br />before selected').
1.569     foxr     3780: 	    "' variable='EXTRASPACE' type='text' />" .
                   3781: 	    "<option " .
1.570     foxr     3782: 	    "' variable='POSSIBLE_RESOURCES' type='hidden' />".
                   3783: 	    "<option text='".&mt('Space units<br />check for mm').
                   3784: 	    "' variable='EXTRASPACE_UNITS' type='checkbox' />"
                   3785: 	    ;
                   3786: 	    
1.569     foxr     3787: 
1.465     albertel 3788:     }
1.238     bowersj2 3789: 
1.562     foxr     3790:     # If not construction space user can print the components of a page:
                   3791: 
                   3792:     my $page_ispage;
                   3793:     my $page_title;
                   3794:     if (!$helper->{VARS}->{'construction'}) {
                   3795: 	my $varspostdata = $helper->{VARS}->{'postdata'};
                   3796: 	my $varsassignment = $helper->{VARS}->{'assignment'};
                   3797: 	my $page_navmap         = Apache::lonnavmaps::navmap->new();
1.563     foxr     3798: 	if (defined($page_navmap)) {
                   3799: 	    my @page_resources      = $page_navmap->retrieveResources($url);
                   3800: 	    if(defined($page_resources[0])) {
                   3801: 		$page_ispage       = $page_resources[0]->is_page();
                   3802: 		$page_title     = $page_resources[0]->title();
                   3803: 		my $resourcesymb   = $page_resources[0]->symb();
                   3804: 		my ($pagemap, $pageid, $pageurl) = &Apache::lonnet::decode_symb($symb);
                   3805: 		if ($page_ispage) {
                   3806: 		    push @{$printChoices}, 
                   3807: 		    [&mt('Selected [_1]Problems[_2] from page [_3]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>'), 
                   3808: 		     'map_problems_in_page', 
                   3809: 		     'CHOOSE_PROBLEMS_PAGE'];
                   3810: 		    push @{$printChoices}, 
                   3811: 		    [&mt('Selected [_1]Resources[_2] from page [_3]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>'), 
                   3812: 		     'map_resources_in_page', 
                   3813: 		     'CHOOSE_RESOURCES_PAGE'];
                   3814: 		}
1.562     foxr     3815:         my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS_PAGE',
                   3816: 							'Select Problem(s) to print',
                   3817: 							"multichoice='1' toponly='1' addstatus='1' closeallpages='1'",
                   3818: 							'RESOURCES',
                   3819: 							'PAGESIZE',
                   3820: 							$url,
                   3821: 							$isProblem, '',  $symbFilter,
                   3822: 							$start_new_option);
                   3823: 
                   3824: 
                   3825:       $helperFragment .= &generate_resource_chooser('CHOOSE_RESOURCES_PAGE',
                   3826: 						    'Select Resource(s) to print',
                   3827: 						    'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
                   3828: 						    'RESOURCES',
                   3829: 						    'PAGESIZE',
                   3830: 						    $url,
                   3831: 						    $isNotMap, '', $symbFilter,
                   3832: 						    $start_new_option);
                   3833: 
                   3834: 						    
                   3835: 
                   3836: 
                   3837: 
                   3838: 	&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
                   3839: 	
1.563     foxr     3840: 	    }
                   3841: 	}
1.562     foxr     3842:     }
                   3843: 
                   3844:     if (($helper->{'VAR'}->{'construction'} ne '1' ) &&
1.243     bowersj2 3845: 	$helper->{VARS}->{'postdata'} &&
                   3846: 	$helper->{VARS}->{'assignment'}) {
1.590     foxr     3847: 
                   3848: 	# BZ 5209 - Print incomplete problems from sequence:
                   3849: 	# the exact form of this depends on whether or not we are privileged or a mere
                   3850: 	# plebe of s student:
                   3851: 
                   3852: 	my $printSelector = 'map_incomplete_problems_seq';
                   3853: 	my $nextState     = 'CHOOSE_INCOMPLETE_SEQ';
                   3854: 	my $textSuffix    = '';
                   3855: 
                   3856: 	if ($userCanPrint) {
                   3857: 	    $printSelector = 'map_incomplete_problems_people_seq';
                   3858: 	    $nextState     = 'CHOOSE_INCOMPLETE_PEOPLE_SEQ';
                   3859: 	    $textSuffix    = ' for selected students';
                   3860: 	    my $helperStates =
                   3861: 		&create_incomplete_folder_selstud_helper($helper, $map); 
                   3862: 	    &Apache::lonxml::xmlparse($r, 'helper', $helperStates);
                   3863: 	} else {
                   3864: 	    my $helperStates = &create_incomplete_folder_helper($helper, $map); # Create needed states for student.
                   3865: 	    &Apache::lonxml::xmlparse($r, 'helper', $helperStates);
                   3866: 	}
                   3867: 
                   3868: 	push(@{$printChoices},
1.594     foxr     3869: 	     [&mt('Selected  [_1]Incomplete Problems[_2] from folder [_3]' . $textSuffix,
1.590     foxr     3870: 		  '<b>', '</b>',
                   3871: 		  '<b><i>'. $sequenceTitle . '</b></i>'),
                   3872: 	      $printSelector,
                   3873: 	      $nextState]);
                   3874: 
1.131     bowersj2 3875:         # Allow problems from sequence
1.562     foxr     3876:         push @{$printChoices}, 
                   3877: 	    [&mt('Selected [_1]Problems[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'), 
                   3878: 	     'map_problems', 
                   3879: 	     'CHOOSE_PROBLEMS'];
1.131     bowersj2 3880:         # Allow all resources from sequence
1.562     foxr     3881:         push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'), 
                   3882: 				'map_problems_pages', 
                   3883: 				'CHOOSE_PROBLEMS_HTML'];
                   3884:         my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS',
                   3885: 							'Select Problem(s) to print',
                   3886: 							'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
                   3887: 							'RESOURCES',
                   3888: 							'PAGESIZE',
                   3889: 							$map,
                   3890: 							$isProblem, '',
                   3891: 							$symbFilter,
                   3892: 							$start_new_option);
                   3893: 	$helperFragment .= &generate_resource_chooser('CHOOSE_PROBLEMS_HTML',
                   3894: 						      'Select Resource(s) to print',
                   3895: 						      	'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
                   3896: 						      'RESOURCES',
                   3897: 						      'PAGESIZE',
                   3898: 						      $map,
                   3899: 						      $isNotMap, '',
                   3900: 						      $symbFilter,
                   3901: 						      $start_new_option);
1.121     bowersj2 3902: 
1.326     sakharuk 3903: 	&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1.121     bowersj2 3904:     }
                   3905: 
1.546     bisitz   3906:     # If the user has pfo (print for others) allow them to print all 
                   3907:     # problems and resources  in the entire course, optionally for selected students
1.562     foxr     3908:     my $post_data = $helper->{VARS}->{'postdata'};
1.590     foxr     3909:     
1.483     foxr     3910:     if ($perm{'pfo'} &&  !$is_published  &&
1.562     foxr     3911:         ($post_data=~/\/res\// || $post_data =~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) { 
1.481     albertel 3912: 
1.590     foxr     3913: 	# BZ 5209 - incomplete problems from entire course:
                   3914: 
                   3915: 	push(@{$printChoices},
1.594     foxr     3916: 	     [&mtn('Selected <b>Incomplete Problems</b> from <b>entire course</b> for selected people'),
1.590     foxr     3917: 	      'incomplete_problems_selpeople_course', 'INCOMPLETE_PROBLEMS_COURSE_RESOURCES']);
                   3918: 	my $helperFragment = &create_incomplete_course_helper($helper); # Create needed states.
                   3919: 
                   3920: 	&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
                   3921: 
                   3922: 	#  Selected problems/resources from entire course:
                   3923: 
1.509     albertel 3924:         push @{$printChoices}, [&mtn('Selected <b>Problems</b> from <b>entire course</b>'), 'all_problems', 'ALL_PROBLEMS'];
                   3925: 	push @{$printChoices}, [&mtn('Selected <b>Resources</b> from <b>entire course</b>'), 'all_resources', 'ALL_RESOURCES'];
1.536     foxr     3926: 	push @{$printChoices}, [&mtn('Selected <b>Problems</b> from <b>entire course</b> for <b>selected people</b>'), 'all_problems_students', 'ALL_PROBLEMS_STUDENTS'];
1.562     foxr     3927: my $suffixXml = <<ALL_PROBLEMS;
1.536     foxr     3928:   <state name="STUDENTS1" title="Select People">
                   3929:       <message><b>Select sorting order of printout</b> </message>
                   3930:     <choices variable='student_sort'>
                   3931:       <choice computer='0'>Sort by section then student</choice>
                   3932:       <choice computer='1'>Sort by students across sections.</choice>
                   3933:     </choices>
                   3934:       <message><br /><hr /><br /> </message>
                   3935:       <student multichoice='1' variable="STUDENTS" nextstate="PRINT_FORMATTING" coursepersonnel="1"/>
                   3936:   </state>
1.284     albertel 3937: ALL_PROBLEMS
1.562     foxr     3938:          &Apache::lonxml::xmlparse($r, 'helper', 
                   3939: 				   &generate_resource_chooser('ALL_PROBLEMS',
                   3940: 							      'SelectProblem(s) to print',
                   3941: 							      'multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"',
                   3942: 							      'RESOURCES',
                   3943: 							      'PAGESIZE',
                   3944: 							      '',
                   3945: 							      $isProblemOrMap, $isNotMap,
                   3946: 							      $symbFilter,
                   3947: 							      $start_new_option) .
                   3948: 				   &generate_resource_chooser('ALL_RESOURCES',
                   3949: 							      'Select Resource(s) to print',
                   3950: 							      " toponly='0' multichoice='1' suppressEmptySequences='0' addstatus='1' closeallpages='1'",
                   3951: 							      'RESOURCES',
                   3952: 							      'PAGESIZE',
                   3953: 							      '',
                   3954: 							      $isNotMap,'',$symbFilter,
                   3955: 							      $start_new_option) .
                   3956: 				   &generate_resource_chooser('ALL_PROBLEMS_STUDENTS',
                   3957: 							      'Select Problem(s) to print',
                   3958: 							      'toponly="0" multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"',
                   3959: 							      'RESOURCES',
                   3960: 							      'STUDENTS1',
                   3961: 							      '',
                   3962: 							      $isProblemOrMap,'' , $symbFilter,
                   3963: 							      $start_new_option) .
                   3964: 				     $suffixXml
                   3965: 				   );
1.132     bowersj2 3966: 
1.284     albertel 3967: 	if ($helper->{VARS}->{'assignment'}) {
1.562     foxr     3968: 
                   3969: 	    # If we were looking at a page, allow a selection of problems from the page
                   3970: 	    # either for selected students or for coded assignments.
                   3971: 
                   3972: 	    if ($page_ispage) {
                   3973: 		push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3] for [_4]selected people[_5]',
                   3974: 					    '<b>', '</b>', '<b><i>'.$page_title.'</i></b>', '<b>', '</b>'),
                   3975: 					'problems_for_students_from_page', 'CHOOSE_TGT_STUDENTS_PAGE'];
                   3976: 		push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3] for [_4]CODEd assignments[_5]',
                   3977: 					    '<b>', '</b>', '<b><i>'.$page_title.'</i></b>', '<b>', '</b>'),
                   3978: 					'problems_for_anon_page', 'CHOOSE_ANON1_PAGE'];
                   3979: 	    }
                   3980: 	    push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3] for [_4]selected people[_5]',
                   3981: 					'<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'), 
                   3982: 				    'problems_for_students', 'CHOOSE_STUDENTS'];
                   3983: 	    push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3] for [_4]CODEd assignments[_5]',
                   3984: 					'<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'), 
                   3985: 				    'problems_for_anon', 'CHOOSE_ANON1'];
1.284     albertel 3986: 	}
1.424     foxr     3987: 
1.507     albertel 3988: 	my $randomly_ordered_warning = 
1.591     foxr     3989:             &get_randomly_ordered_warning($helper, $map);
1.507     albertel 3990: 
1.424     foxr     3991: 	# resource_selector will hold a few states that:
                   3992: 	#   - Allow resources to be selected for printing.
                   3993: 	#   - Determine pagination between assignments.
                   3994: 	#   - Determine how many assignments should be bundled into a single PDF.
                   3995:         # TODO:
                   3996: 	#    Probably good to do things like separate this up into several vars, each
                   3997: 	#    with one state, and use REGEXPs at inclusion time to set state names
                   3998: 	#    and next states for better mix and match capability
                   3999: 	#
1.562     foxr     4000: 	my $resource_selector= &generate_resource_chooser('SELECT_PROBLEMS',
                   4001: 							  'Select resources to print',
                   4002: 							  'multichoice="1" addstatus="1" closeallpages="1"',
                   4003: 							  'RESOURCES', 
                   4004: 							  'PRINT_FORMATTING',
1.571     droeschl 4005: 							  $map,
1.562     foxr     4006: 							  $isProblem, '', $symbFilter,
                   4007: 							  $start_new_option);
1.586     raeburn  4008: 	$resource_selector .=  &generate_format_selector($helper,
1.598     raeburn  4009:                                                          'How should results be printed?',
                   4010:                                                          'PRINT_FORMATTING').
1.586     raeburn  4011:                                &generate_resource_chooser('CHOOSE_STUDENTS_PAGE',
1.562     foxr     4012: 							'Select Problem(s) to print',
                   4013: 							"multichoice='1' addstatus='1' closeallpages ='1'",
                   4014: 							'RESOURCES',
                   4015: 							'PRINT_FORMATTING',
                   4016: 							$url,
                   4017: 							$isProblem, '',  $symbFilter,
                   4018: 							$start_new_option);
                   4019: 
                   4020: 
                   4021: # Generate student choosers.
                   4022: 
                   4023: 
1.284     albertel 4024: 
1.562     foxr     4025:         &Apache::lonxml::xmlparse($r, 'helper',
                   4026: 				  &generate_student_chooser('CHOOSE_TGT_STUDENTS_PAGE',
                   4027: 							    'student_sort',
                   4028: 							    'STUDENTS',
                   4029: 							    'CHOOSE_STUDENTS_PAGE'));
                   4030: 	&Apache::lonxml::xmlparse($r, 'helper', 
                   4031: 				  &generate_student_chooser('CHOOSE_STUDENTS',
                   4032: 							    'student_sort',
                   4033: 							    'STUDENTS',
                   4034: 							    'SELECT_PROBLEMS'));
                   4035: 	&Apache::lonxml::xmlparse($r, 'helper', $resource_selector);
1.292     albertel 4036: 
1.373     albertel 4037: 	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   4038: 	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.292     albertel 4039:         my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
                   4040: 	my $namechoice='<choice></choice>';
1.337     albertel 4041: 	foreach my $name (sort {uc($a) cmp uc($b)} @names) {
1.294     albertel 4042: 	    if ($name =~ /^error: 2 /) { next; }
1.381     albertel 4043: 	    if ($name =~ /^type\0/) { next; }
1.292     albertel 4044: 	    $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
                   4045: 	}
1.389     foxr     4046: 
                   4047: 
                   4048: 	my %code_values;
1.405     albertel 4049: 	my %codes_to_print;
1.411     albertel 4050: 	foreach my $key (@names) {
1.389     foxr     4051: 	    %code_values = &Apache::grades::get_codes($key, $cdom, $cnum);
1.405     albertel 4052: 	    foreach my $key (keys(%code_values)) {
                   4053: 		$codes_to_print{$key} = 1;
1.388     foxr     4054: 	    }
                   4055: 	}
1.389     foxr     4056: 
1.452     albertel 4057: 	my $code_selection;
1.405     albertel 4058: 	foreach my $code (sort {uc($a) cmp uc($b)} (keys(%codes_to_print))) {
1.389     foxr     4059: 	    my $choice  = $code;
                   4060: 	    if ($code =~ /^[A-Z]+$/) { # Alpha code
                   4061: 		$choice = &letters_to_num($code);
                   4062: 	    }
1.432     albertel 4063: 	    push(@{$helper->{DATA}{ALL_CODE_CHOICES}},[$code,$choice]);
1.388     foxr     4064: 	}
1.436     albertel 4065: 	if (%codes_to_print) {
                   4066: 	    $code_selection .='   
1.472     albertel 4067: 	    <message><b>Choose single CODE from list:</b></message>
1.448     albertel 4068: 		<message></td><td></message>
1.452     albertel 4069: 		<dropdown variable="CODE_SELECTED_FROM_LIST" multichoice="0" allowempty="0">
                   4070:                   <choice></choice>
1.448     albertel 4071:                   <exec>
                   4072:                      push(@{$state->{CHOICES}},@{$helper->{DATA}{ALL_CODE_CHOICES}});
                   4073:                   </exec>
1.452     albertel 4074: 		</dropdown>
1.468     foxr     4075: 	    <message></td></tr><tr><td></message>
1.436     albertel 4076:             '.$/;
1.448     albertel 4077: 
1.436     albertel 4078: 	}
1.432     albertel 4079: 
1.542     raeburn  4080:         my @lines = &Apache::grades::get_scantronformat_file();
1.381     albertel 4081: 	my $codechoice='';
1.542     raeburn  4082: 	foreach my $line (@lines) {
1.381     albertel 4083: 	    my ($name,$description,$code_type,$code_length)=
                   4084: 		(split(/:/,$line))[0,1,2,4];
                   4085: 	    if ($code_length > 0 && 
                   4086: 		$code_type =~/^(letter|number|-1)/) {
                   4087: 		$codechoice.='<choice computer="'.$name.'">'.$description.'</choice>';
                   4088: 	    }
                   4089: 	}
                   4090: 	if ($codechoice eq '') {
                   4091: 	    $codechoice='<choice computer="default">Default</choice>';
                   4092: 	}
1.562     foxr     4093: 	my $anon1 = &generate_code_selector($helper, 
                   4094: 					    'CHOOSE_ANON1',
                   4095: 					    'SELECT_PROBLEMS',
                   4096: 					    $codechoice,
                   4097: 					    $code_selection,
                   4098: 					    $namechoice) . $resource_selector;
                   4099: 					    
                   4100: 					    
                   4101:         &Apache::lonxml::xmlparse($r, 'helper',$anon1);
                   4102: 
                   4103: 	my $anon_page = &generate_code_selector($helper,
                   4104: 						'CHOOSE_ANON1_PAGE',
                   4105: 						'SELECT_PROBLEMS_PAGE',
                   4106: 						$codechoice,
                   4107: 						$code_selection,
                   4108: 						$namechoice) .
                   4109: 			&generate_resource_chooser('SELECT_PROBLEMS_PAGE',
                   4110: 						   'Select Problem(s) to print',
                   4111: 						   "multichoice='1' addstatus='1' closeallpages ='1'",
                   4112: 						   'RESOURCES',
                   4113: 						   'PRINT_FORMATTING',
                   4114: 						   $url,
                   4115: 						   $isProblem, '',  $symbFilter,
                   4116: 						   $start_new_option);
                   4117: 	&Apache::lonxml::xmlparse($r, 'helper', $anon_page);
1.254     sakharuk 4118: 
1.272     sakharuk 4119: 
1.254     sakharuk 4120: 	if ($helper->{VARS}->{'assignment'}) {
1.590     foxr     4121: 
                   4122: 	    # Assignment printing:
                   4123: 
1.546     bisitz   4124: 	    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'];
                   4125: 	    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'];
1.254     sakharuk 4126: 	}
1.284     albertel 4127: 	    
                   4128: 
                   4129: 	$resource_selector=<<RESOURCE_SELECTOR;
1.424     foxr     4130:     <state name="SELECT_RESOURCES" title="Select Resources">
1.507     albertel 4131:     $randomly_ordered_warning
1.424     foxr     4132:     <nextstate>PRINT_FORMATTING</nextstate>
1.254     sakharuk 4133:     <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.287     albertel 4134:     <resource variable="RESOURCES" multichoice="1" addstatus="1" 
                   4135:               closeallpages="1">
1.254     sakharuk 4136:       <filterfunc>return $isNotMap;</filterfunc>
                   4137:       <mapurl>$map</mapurl>
                   4138:       <valuefunc>return $symbFilter;</valuefunc>
1.465     albertel 4139:       $start_new_option
1.254     sakharuk 4140:       </resource>
1.424     foxr     4141:     </state>
1.284     albertel 4142: RESOURCE_SELECTOR
                   4143: 
1.586     raeburn  4144:         $resource_selector .= &generate_format_selector($helper,
                   4145:                                                         'Format of the print job',
1.598     raeburn  4146:                                                         'PRINT_FORMATTING');
1.284     albertel 4147: 	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
                   4148:   <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
1.340     foxr     4149:     <choices variable='student_sort'>
                   4150:       <choice computer='0'>Sort by section then student</choice>
                   4151:       <choice computer='1'>Sort by students across sections.</choice>
                   4152:     </choices>
1.437     foxr     4153:     <message><br /><hr /><br /></message>
1.426     foxr     4154:     <student multichoice='1' variable="STUDENTS" nextstate="SELECT_RESOURCES" coursepersonnel="1" />
1.340     foxr     4155: 
1.424     foxr     4156:     </state>
1.284     albertel 4157:     $resource_selector
1.254     sakharuk 4158: CHOOSE_STUDENTS1
                   4159: 
1.284     albertel 4160: 	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
1.472     albertel 4161:   <state name="CHOOSE_ANON2" title="Select CODEd Assignments">
1.424     foxr     4162:     <nextstate>SELECT_RESOURCES</nextstate>
1.472     albertel 4163:     <message><h4>Fill out one of the forms below</h4></message>
                   4164:     <message><br /><hr /> <br /></message>
                   4165:     <message><h3>Generate new CODEd Assignments</h3></message>
                   4166:     <message><table><tr><td><b>Number of CODEd assignments to print:</b></td><td></message>
1.579     foxr     4167:     <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"  noproceed="1">
1.362     albertel 4168:        <validator>
                   4169: 	if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
1.386     foxr     4170: 	    !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                &&
1.388     foxr     4171: 	    !\$helper->{'VARS'}{'SINGLE_CODE'}                   &&
                   4172: 	    !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
1.362     albertel 4173: 	    return "You need to specify the number of assignments to print";
                   4174: 	}
1.578     foxr     4175:         if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) >= 1)  &&
                   4176:              (\$helper->{'VARS'}{'SINGLE_CODE'} ne '') ) {
                   4177:             return 'Specifying number of codes to print and a specific code is not compatible';
                   4178:         }
1.362     albertel 4179: 	return undef;
                   4180:        </validator>
                   4181:     </string>
                   4182:     <message></td></tr><tr><td></message>
1.501     albertel 4183:     <message><b>Names to save the CODEs under for later:</b></message>
1.412     albertel 4184:     <message></td><td></message>
                   4185:     <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
                   4186:     <message></td></tr><tr><td></message>
1.599     raeburn  4187:     <message><b>Bubblesheet type:</b></message>
1.412     albertel 4188:     <message></td><td></message>
                   4189:     <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
                   4190:     $codechoice
                   4191:     </dropdown>
1.472     albertel 4192:     <message></td></tr><tr><td></table></message>
                   4193:     <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message>
                   4194:     <message><tr><td><b>Enter a CODE to print:</b></td><td></message>
1.412     albertel 4195:     <string variable="SINGLE_CODE" size="10">
1.386     foxr     4196:         <validator>
                   4197: 	   if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}           &&
1.388     foxr     4198: 	      !\$helper->{'VARS'}{'REUSE_OLD_CODES'}                 &&
                   4199: 	      !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
1.386     foxr     4200: 	      return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
                   4201: 						      \$helper->{'VARS'}{'CODE_OPTION'});
1.577     foxr     4202: 	  } elsif (\$helper->{'VARS'}{'SINGLE_CODE'} ne ''){
1.578     foxr     4203: 	      return 'Specifying a code name is incompatible specifying number of codes.';
1.386     foxr     4204: 	   } else {
                   4205: 	       return undef;	# Other forces control us.
                   4206: 	   }
                   4207:         </validator>
                   4208:     </string>
1.472     albertel 4209:     <message></td></tr><tr><td></message>
1.432     albertel 4210:         $code_selection
1.472     albertel 4211:     <message></td></tr></table></message>
                   4212:     <message><hr /><h3>Reprint a Set of Saved CODEs</h3><table><tr><td></message>
                   4213:     <message><b>Select saved CODEs:</b></message>
1.381     albertel 4214:     <message></td><td></message>
1.294     albertel 4215:     <dropdown variable="REUSE_OLD_CODES">
                   4216:         $namechoice
                   4217:     </dropdown>
1.412     albertel 4218:     <message></td></tr></table></message>
1.424     foxr     4219:   </state>
1.284     albertel 4220:     $resource_selector
                   4221: CHOOSE_ANON2
1.481     albertel 4222:     }
                   4223: 
1.121     bowersj2 4224:     # FIXME: That RE should come from a library somewhere.
1.483     foxr     4225:     if (($perm{'pav'} 
1.482     albertel 4226: 	&& $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'
                   4227: 	&& (defined($helper->{'VARS'}->{'construction'})
                   4228: 	    ||
                   4229: 	    (&Apache::lonnet::allowed('bre',$subdir) eq 'F'
                   4230: 	     && 
                   4231: 	     $helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)
1.483     foxr     4232: 	    )) 
                   4233: 	&& $helper->{VARS}->{'assignment'} eq ""
1.482     albertel 4234: 	) {
                   4235: 	my $pretty_dir = &Apache::lonnet::hreflocation($subdir);
1.546     bisitz   4236:         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'];
1.139     bowersj2 4237:         my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
1.482     albertel 4238:   <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$pretty_dir</small></b> to print">
1.458     www      4239: 
1.138     bowersj2 4240:     <files variable="FILES" multichoice='1'>
1.144     bowersj2 4241:       <nextstate>PAGESIZE</nextstate>
1.138     bowersj2 4242:       <filechoice>return '$subdir';</filechoice>
1.139     bowersj2 4243: CHOOSE_FROM_SUBDIR
                   4244:         
1.238     bowersj2 4245:         # this is broken up because I really want interpolation above,
                   4246:         # and I really DON'T want it below
1.139     bowersj2 4247:         $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
1.225     bowersj2 4248:       <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
                   4249: 	  $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
1.131     bowersj2 4250:       </filefilter>
1.138     bowersj2 4251:       </files>
1.131     bowersj2 4252:     </state>
                   4253: CHOOSE_FROM_SUBDIR
1.139     bowersj2 4254:         &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.131     bowersj2 4255:     }
1.238     bowersj2 4256: 
                   4257:     # Allow the user to select any sequence in the course, feed it to
                   4258:     # another resource selector for that sequence
1.483     foxr     4259:     if (!$helper->{VARS}->{'construction'} && !$is_published) {
1.509     albertel 4260: 	push @$printChoices, [&mtn("Selected <b>Resources</b> from <b>selected folder</b> in course"),
1.249     sakharuk 4261: 			      'select_sequences', 'CHOOSE_SEQUENCE'];
1.244     bowersj2 4262: 	my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
                   4263: 	#Escape apostrophes and backslashes for Perl
                   4264: 	$escapedSequenceName =~ s/\\/\\\\/g;
                   4265: 	$escapedSequenceName =~ s/'/\\'/g;
1.239     bowersj2 4266: 	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
1.238     bowersj2 4267:   <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
                   4268:     <message>Select the sequence to print resources from:</message>
                   4269:     <resource variable="SEQUENCE">
                   4270:       <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
                   4271:       <filterfunc>return \$res->is_sequence;</filterfunc>
                   4272:       <valuefunc>return $urlValue;</valuefunc>
1.447     foxr     4273:       <choicefunc>return \$res->hasResource(\$res,sub { return !\$_[0]->is_sequence() },0,0);
1.391     foxr     4274: 	</choicefunc>
1.238     bowersj2 4275:       </resource>
                   4276:     </state>
                   4277:   <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
                   4278:     <message>(mark desired resources then click "next" button) <br /></message>
1.435     foxr     4279:     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1.287     albertel 4280:               closeallpages="1">
1.238     bowersj2 4281:       <nextstate>PAGESIZE</nextstate>
1.466     albertel 4282:       <filterfunc>return $isNotMap</filterfunc>
1.244     bowersj2 4283:       <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
1.238     bowersj2 4284:       <valuefunc>return $symbFilter;</valuefunc>
1.465     albertel 4285:       $start_new_option
1.238     bowersj2 4286:       </resource>
                   4287:     </state>
                   4288: CHOOSE_FROM_ANY_SEQUENCE
1.239     bowersj2 4289: }
1.481     albertel 4290: 
1.131     bowersj2 4291:     # Generate the first state, to select which resources get printed.
1.223     bowersj2 4292:     Apache::lonhelper::state->new("START", "Select Printing Options:");
1.131     bowersj2 4293:     $paramHash = Apache::lonhelper::getParamHash();
1.155     sakharuk 4294:     $paramHash->{MESSAGE_TEXT} = "";
1.131     bowersj2 4295:     Apache::lonhelper::message->new();
                   4296:     $paramHash = Apache::lonhelper::getParamHash();
                   4297:     $paramHash->{'variable'} = 'PRINT_TYPE';
                   4298:     $paramHash->{CHOICES} = $printChoices;
                   4299:     Apache::lonhelper::choices->new();
1.161     bowersj2 4300: 
1.223     bowersj2 4301:     my $startedTable = 0; # have we started an HTML table yet? (need
                   4302:                           # to close it later)
                   4303: 
1.585     raeburn  4304:     if (($perm{'pav'} and $perm{'vgr'}) or 
1.170     sakharuk 4305: 	($helper->{VARS}->{'construction'} eq '1')) {
1.544     bisitz   4306: 	&addMessage('<br />'
                   4307:                    .'<h3>'.&mt('Print Options').'</h3>'
                   4308:                    .&Apache::lonhtmlcommon::start_pick_box()
                   4309:                    .&Apache::lonhtmlcommon::row_title(
                   4310:                        '<label for="ANSWER_TYPE_forminput">'
                   4311:                       .&mt('Print Answers')
                   4312:                       .'</label>'
                   4313:                     )
                   4314:         );
1.161     bowersj2 4315:         $paramHash = Apache::lonhelper::getParamHash();
1.162     sakharuk 4316: 	$paramHash->{'variable'} = 'ANSWER_TYPE';   
                   4317: 	$helper->declareVar('ANSWER_TYPE');         
1.161     bowersj2 4318:         $paramHash->{CHOICES} = [
1.242     sakharuk 4319:                                    ['Without Answers', 'yes'],
                   4320:                                    ['With Answers', 'no'],
1.368     albertel 4321:                                    ['Only Answers', 'only']
1.289     sakharuk 4322:                                 ];
1.210     sakharuk 4323:         Apache::lonhelper::dropdown->new();
1.544     bisitz   4324: 	&addMessage(&Apache::lonhtmlcommon::row_closure());
1.223     bowersj2 4325: 	$startedTable = 1;
1.556     foxr     4326: 
                   4327: #
                   4328: #  Select font size.
                   4329: #
                   4330: 
                   4331:             $helper->declareVar('fontsize');
                   4332:             &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Font Size')));
                   4333:             my $xmlfrag = << "FONT_SELECTION";
                   4334: 
                   4335:           
                   4336:             <dropdown variable='fontsize' multichoice='0', allowempty='0'>
                   4337:             <defaultvalue>
                   4338: 		  return 'normalsize';
                   4339:             </defaultvalue>
                   4340:             <choice computer='tiny'>Tiny</choice>
                   4341:             <choice computer='sub/superscriptsize'>Script Size</choice>
                   4342:             <choice computer='footnotesize'>Footnote Size</choice>
                   4343:             <choice computer='small'>Small</choice>
                   4344:             <choice computer='normalsize'>Normal (default)</choice>
                   4345:             <choice computer='large'>larger than normal</choice>
                   4346:             <choice computer='Large'>Even larger than normal</choice>
                   4347:             <choice computer='LARGE'>Still larger than normal</choice>
                   4348:             <choice computer='huge'>huge font size</choice>
                   4349:             <choice computer='Huge'>Largest possible size</choice>
                   4350:             </dropdown>
                   4351: FONT_SELECTION
                   4352:             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
                   4353:             &addMessage(&Apache::lonhtmlcommon::row_closure(1));
1.161     bowersj2 4354:     }
1.209     sakharuk 4355: 
1.397     albertel 4356:     if ($perm{'pav'}) {
1.223     bowersj2 4357: 	if (!$startedTable) {
1.497     www      4358: 	    addMessage("<hr width='33%' /><table><tr><td align='right'>".
                   4359:                        '<label for="LATEX_TYPE_forminput">'.
                   4360:                        &mt('LaTeX mode').
                   4361:                        "</label>: </td><td>");
1.223     bowersj2 4362: 	    $startedTable = 1;
                   4363: 	} else {
1.544     bisitz   4364: 	    &addMessage(&Apache::lonhtmlcommon::row_title(
                   4365:                            '<label for="LATEX_TYPE_forminput">'
                   4366:                            .&mt('LaTeX mode')
                   4367:                            .'</label>'
                   4368:                         )
                   4369:             );
1.223     bowersj2 4370: 	}
1.203     sakharuk 4371:         $paramHash = Apache::lonhelper::getParamHash();
                   4372: 	$paramHash->{'variable'} = 'LATEX_TYPE';   
                   4373: 	$helper->declareVar('LATEX_TYPE');  
                   4374: 	if ($helper->{VARS}->{'construction'} eq '1') {       
                   4375: 	    $paramHash->{CHOICES} = [
1.223     bowersj2 4376: 				     ['standard LaTeX mode', 'standard'], 
                   4377: 				     ['LaTeX batchmode', 'batchmode'], ];
1.203     sakharuk 4378: 	} else {
                   4379: 	    $paramHash->{CHOICES} = [
1.223     bowersj2 4380: 				     ['LaTeX batchmode', 'batchmode'],
                   4381: 				     ['standard LaTeX mode', 'standard'] ];
1.203     sakharuk 4382: 	}
1.210     sakharuk 4383:         Apache::lonhelper::dropdown->new();
1.218     sakharuk 4384:  
1.544     bisitz   4385: 	&addMessage(&Apache::lonhtmlcommon::row_closure()
                   4386:                    .&Apache::lonhtmlcommon::row_title(
                   4387:                         '<label for="TABLE_CONTENTS_forminput">'
                   4388:                        .&mt('Print Table of Contents')
                   4389:                        .'</label>'
                   4390:                     )
                   4391:         );
1.209     sakharuk 4392:         $paramHash = Apache::lonhelper::getParamHash();
                   4393: 	$paramHash->{'variable'} = 'TABLE_CONTENTS';   
                   4394: 	$helper->declareVar('TABLE_CONTENTS');         
                   4395:         $paramHash->{CHOICES} = [
1.223     bowersj2 4396:                                    ['No', 'no'],
                   4397:                                    ['Yes', 'yes'] ];
1.210     sakharuk 4398:         Apache::lonhelper::dropdown->new();
1.544     bisitz   4399: 	&addMessage(&Apache::lonhtmlcommon::row_closure());
1.214     sakharuk 4400:         
1.220     sakharuk 4401: 	if (not $helper->{VARS}->{'construction'}) {
1.545     bisitz   4402: 	    &addMessage(&Apache::lonhtmlcommon::row_title(
                   4403:                             '<label for="TABLE_INDEX_forminput">'
                   4404:                            .&mt('Print Index')
                   4405:                            .'</label>'
                   4406:                         )
                   4407:             );
1.220     sakharuk 4408: 	    $paramHash = Apache::lonhelper::getParamHash();
                   4409: 	    $paramHash->{'variable'} = 'TABLE_INDEX';   
                   4410: 	    $helper->declareVar('TABLE_INDEX');         
                   4411: 	    $paramHash->{CHOICES} = [
1.223     bowersj2 4412: 				     ['No', 'no'],
                   4413: 				     ['Yes', 'yes'] ];
1.220     sakharuk 4414: 	    Apache::lonhelper::dropdown->new();
1.545     bisitz   4415:             &addMessage(&Apache::lonhtmlcommon::row_closure());
                   4416:             &addMessage(&Apache::lonhtmlcommon::row_title(
                   4417:                             '<label for="PRINT_DISCUSSIONS_forminput">'
                   4418:                            .&mt('Print Discussions')
                   4419:                            .'</label>'
                   4420:                         )
                   4421:             );
1.309     sakharuk 4422: 	    $paramHash = Apache::lonhelper::getParamHash();
                   4423: 	    $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';   
                   4424: 	    $helper->declareVar('PRINT_DISCUSSIONS');         
                   4425: 	    $paramHash->{CHOICES} = [
                   4426: 				     ['No', 'no'],
                   4427: 				     ['Yes', 'yes'] ];
                   4428: 	    Apache::lonhelper::dropdown->new();
1.545     bisitz   4429:             &addMessage(&Apache::lonhtmlcommon::row_closure());
1.372     foxr     4430: 
1.511     foxr     4431: 	    # Prompt for printing annotations too.
                   4432: 		
1.545     bisitz   4433: 	    &addMessage(&Apache::lonhtmlcommon::row_title(
                   4434:                             '<label for="PRINT_ANNOTATIONS_forminput">'
                   4435:                            .&mt('Print Annotations')
                   4436:                            .'</label>'
                   4437:                         )
                   4438:             );
1.511     foxr     4439: 	    $paramHash = Apache::lonhelper::getParamHash();
                   4440: 	    $paramHash->{'variable'} = "PRINT_ANNOTATIONS";
                   4441: 	    $helper->declareVar("PRINT_ANNOTATIONS");
                   4442: 	    $paramHash->{CHOICES} = [
                   4443: 				     ['No', 'no'],
                   4444: 				     ['Yes', 'yes']];
                   4445: 	    Apache::lonhelper::dropdown->new();
1.545     bisitz   4446:             &addMessage(&Apache::lonhtmlcommon::row_closure());
1.511     foxr     4447: 
1.545     bisitz   4448:             &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Foils')));
1.397     albertel 4449: 	    $paramHash = Apache::lonhelper::getParamHash();
                   4450: 	    $paramHash->{'multichoice'} = "true";
                   4451: 	    $paramHash->{'allowempty'}  = "true";
                   4452: 	    $paramHash->{'variable'}   = "showallfoils";
1.555     bisitz   4453: 	    $paramHash->{'CHOICES'} = [ [&mt('Show All Foils'), "1"] ];
1.397     albertel 4454: 	    Apache::lonhelper::choices->new();
1.545     bisitz   4455:             &addMessage(&Apache::lonhtmlcommon::row_closure(1));
1.220     sakharuk 4456: 	}
1.219     sakharuk 4457: 
1.230     albertel 4458: 	if ($helper->{'VARS'}->{'construction'}) { 
1.505     albertel 4459: 	    my $stylevalue='$Apache::lonnet::env{"construct.style"}';
1.497     www      4460:             my $randseedtext=&mt("Use random seed");
                   4461:             my $stylefiletext=&mt("Use style file");
1.506     albertel 4462:             my $selectfiletext=&mt("Select style file");
1.497     www      4463: 
1.544     bisitz   4464: 	    my $xmlfrag .= '<message>'
                   4465:             .&Apache::lonhtmlcommon::row_title('<label for="curseed_forminput">'
                   4466:                                               .$randseedtext
                   4467:                                               .'</label>'
                   4468:              )
                   4469:             .'</message>
                   4470:             <string variable="curseed" size="15" maxlength="15">
                   4471:                 <defaultvalue>
                   4472:                    return '.$helper->{VARS}->{'curseed'}.';
                   4473:                 </defaultvalue>'
                   4474:             .'</string>'
                   4475:             .'<message>'
                   4476:             .&Apache::lonhtmlcommon::row_closure()
                   4477:             .&Apache::lonhtmlcommon::row_title('<label for="style_file">'
                   4478:                                               .$stylefiletext
                   4479:                                               .'</label>'
                   4480:              )
                   4481:             .'</message>
1.504     albertel 4482:              <string variable="style_file" size="40">
1.544     bisitz   4483:                 <defaultvalue>
                   4484:                     return '.$stylevalue.';
                   4485:                 </defaultvalue>
                   4486:              </string><message>&nbsp;'
                   4487: .qq|<a href="javascript:openbrowser('helpform','style_file_forminput','sty')">|
                   4488: .$selectfiletext.'</a>'
                   4489:             .&Apache::lonhtmlcommon::row_closure()
1.555     bisitz   4490:             .&Apache::lonhtmlcommon::row_title(&mt('Show All Foils'))
1.544     bisitz   4491:             .'</message>
1.371     foxr     4492: 	     <choices allowempty="1" multichoice="true" variable="showallfoils">
1.544     bisitz   4493:                 <choice computer="1">&nbsp;</choice>
                   4494:              </choices>'
                   4495: 	    .'<message>'
                   4496:             .&Apache::lonhtmlcommon::row_closure()
                   4497:             .'</message>';
1.230     albertel 4498:             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.512     foxr     4499: 
                   4500: 
1.544     bisitz   4501:             &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Problem Type')));
1.512     foxr     4502: 	    #
                   4503: 	    # Initial value from construction space:
                   4504: 	    #
                   4505: 	    if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
                   4506: 		$helper->{VARS}->{'probstatus'} = $env{'form.problemtype'};	# initial value
                   4507: 	    }
1.518     foxr     4508: 	    $xmlfrag = << "PROBTYPE";
                   4509: 		<dropdown variable="probstatus" multichoice="0" allowempty="0">
                   4510: 		   <defaultvalue>
                   4511: 		      return "$helper->{VARS}->{'probstatus'}";
                   4512:                    </defaultvalue>
                   4513: 		   <choice computer="problem">Homework Problem</choice>
                   4514: 		   <choice computer="exam">Exam Problem</choice>
                   4515: 		   <choice computer="survey">Survey question</choice>
1.572     raeburn  4516:                    ,choice computer="anonsurvey"Anonymous survey question</choice>
1.518     foxr     4517: 		</dropdown>
                   4518: PROBTYPE
                   4519:             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.544     bisitz   4520:             &addMessage(&Apache::lonhtmlcommon::row_closure(1));
1.512     foxr     4521: 
1.556     foxr     4522: 
                   4523: 
1.544     bisitz   4524:         }
1.223     bowersj2 4525:     }
1.264     sakharuk 4526: 
                   4527: 
                   4528: 
1.218     sakharuk 4529: 
1.223     bowersj2 4530:     if ($startedTable) {
1.544     bisitz   4531:         &addMessage(&Apache::lonhtmlcommon::end_pick_box());
1.215     sakharuk 4532:     }
1.161     bowersj2 4533: 
1.131     bowersj2 4534:     Apache::lonprintout::page_format_state->new("FORMAT");
                   4535: 
1.144     bowersj2 4536:     # Generate the PAGESIZE state which will offer the user the margin
                   4537:     # choices if they select one column
                   4538:     Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
                   4539:     Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
                   4540: 
                   4541: 
1.131     bowersj2 4542:     $helper->process();
                   4543: 
1.416     foxr     4544: 
1.131     bowersj2 4545:     # MANUAL BAILOUT CONDITION:
                   4546:     # If we're in the "final" state, bailout and return to handler
                   4547:     if ($helper->{STATE} eq 'FINAL') {
                   4548:         return $helper;
                   4549:     }    
1.130     sakharuk 4550: 
1.584     raeburn  4551:     my $footer;
1.395     www      4552:     if ($helper->{STATE} eq 'START') {
1.584     raeburn  4553:         my $prtspool=$r->dir_config('lonPrtDir'); 
                   4554: 	$footer = &recently_generated($prtspool);
1.395     www      4555:     }
1.584     raeburn  4556:     $r->print($helper->display($footer));
1.333     albertel 4557:     &Apache::lonhelper::unregisterHelperTags();
1.115     bowersj2 4558: 
                   4559:     return OK;
                   4560: }
                   4561: 
1.1       www      4562: 
                   4563: 1;
1.119     bowersj2 4564: 
                   4565: package Apache::lonprintout::page_format_state;
                   4566: 
                   4567: =pod
                   4568: 
1.131     bowersj2 4569: =head1 Helper element: page_format_state
                   4570: 
                   4571: See lonhelper.pm documentation for discussion of the helper framework.
1.119     bowersj2 4572: 
1.131     bowersj2 4573: Apache::lonprintout::page_format_state is an element that gives the 
                   4574: user an opportunity to select the page layout they wish to print 
                   4575: with: Number of columns, portrait/landscape, and paper size. If you 
                   4576: want to change the paper size choices, change the @paperSize array 
                   4577: contents in this package.
1.119     bowersj2 4578: 
1.131     bowersj2 4579: page_format_state is always directly invoked in lonprintout.pm, so there
                   4580: is no tag interface. You actually pass parameters to the constructor.
1.119     bowersj2 4581: 
                   4582: =over 4
                   4583: 
1.131     bowersj2 4584: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1.119     bowersj2 4585: 
                   4586: =back
                   4587: 
                   4588: =cut
                   4589: 
1.131     bowersj2 4590: use Apache::lonhelper;
1.119     bowersj2 4591: 
                   4592: no strict;
1.131     bowersj2 4593: @ISA = ("Apache::lonhelper::element");
1.119     bowersj2 4594: use strict;
1.266     sakharuk 4595: use Apache::lonlocal;
1.373     albertel 4596: use Apache::lonnet;
1.119     bowersj2 4597: 
                   4598: my $maxColumns = 2;
1.376     albertel 4599: # it'd be nice if these all worked
                   4600: #my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]", 
                   4601: #                 "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
                   4602: #                 "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]", 
                   4603: #                 "a5 [148x210 mm]", "a6 [105x148 mm]" );
1.326     sakharuk 4604: my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]", 
1.376     albertel 4605: 		 "a4 [210x297 mm]");
1.119     bowersj2 4606: 
                   4607: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
                   4608: #                   Paper type
                   4609: 
                   4610: sub new { 
1.131     bowersj2 4611:     my $self = Apache::lonhelper::element->new();
1.119     bowersj2 4612: 
1.135     bowersj2 4613:     shift;
                   4614: 
1.131     bowersj2 4615:     $self->{'variable'} = shift;
1.134     bowersj2 4616:     my $helper = Apache::lonhelper::getHelper();
1.135     bowersj2 4617:     $helper->declareVar($self->{'variable'});
1.131     bowersj2 4618:     bless($self);
1.119     bowersj2 4619:     return $self;
                   4620: }
                   4621: 
                   4622: sub render {
                   4623:     my $self = shift;
1.131     bowersj2 4624:     my $helper = Apache::lonhelper::getHelper();
1.119     bowersj2 4625:     my $result = '';
1.131     bowersj2 4626:     my $var = $self->{'variable'};
1.266     sakharuk 4627:     my $PageLayout=&mt('Page layout');
                   4628:     my $NumberOfColumns=&mt('Number of columns');
                   4629:     my $PaperType=&mt('Paper type');
1.506     albertel 4630:     my $landscape=&mt('Landscape');
                   4631:     my $portrait=&mt('Portrait');
1.539     onken    4632:     my $pdfFormLabel=&mt('PDF-Formfields');
                   4633:     my $with=&mt('with Formfields');
                   4634:     my $without=&mt('without Formfields');
1.556     foxr     4635:     
                   4636: 
1.544     bisitz   4637:     $result.='<h3>'.&mt('Layout Options').'</h3>'
                   4638:             .&Apache::loncommon::start_data_table()
                   4639:             .&Apache::loncommon::start_data_table_header_row()
                   4640:             .'<th>'.$PageLayout.'</th>'
                   4641:             .'<th>'.$NumberOfColumns.'</th>'
                   4642:             .'<th>'.$PaperType.'</th>'
                   4643:             .'<th>'.$pdfFormLabel.'</th>'
                   4644:             .&Apache::loncommon::end_data_table_header_row()
                   4645:             .&Apache::loncommon::start_data_table_row()
                   4646:     .'<td>'
                   4647:     .'<label><input type="radio" name="'.${var}.'.layout" value="L" />'.$landscape.'</label><br />'
                   4648:     .'<label><input type="radio" name="'.${var}.'.layout" value="P" checked="checked" />'.$portrait.'</label>'
                   4649:     .'</td>';
1.119     bowersj2 4650: 
1.544     bisitz   4651:     $result.='<td align="center">'
                   4652:             .'<select name="'.${var}.'.cols">';
1.119     bowersj2 4653: 
                   4654:     my $i;
                   4655:     for ($i = 1; $i <= $maxColumns; $i++) {
1.144     bowersj2 4656:         if ($i == 2) {
1.553     bisitz   4657:             $result .= '<option value="'.$i.'" selected="selected">'.$i.'</option>'."\n";
1.119     bowersj2 4658:         } else {
1.553     bisitz   4659:             $result .= '<option value="'.$i.'">'.$i.'</option>'."\n";
1.119     bowersj2 4660:         }
                   4661:     }
                   4662: 
                   4663:     $result .= "</select></td><td>\n";
                   4664:     $result .= "<select name='${var}.paper'>\n";
                   4665: 
1.373     albertel 4666:     my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
1.398     albertel 4667:     my $DefaultPaperSize=lc($parmhash{'default_paper_size'});
                   4668:     $DefaultPaperSize=~s/\s//g;
1.304     sakharuk 4669:     if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
1.119     bowersj2 4670:     $i = 0;
                   4671:     foreach (@paperSize) {
1.326     sakharuk 4672: 	$_=~/(\w+)/;
                   4673: 	my $papersize=$1;
1.304     sakharuk 4674:         if ($paperSize[$i]=~/$DefaultPaperSize/) {
1.553     bisitz   4675:             $result .= '<option selected="selected" value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n";
1.119     bowersj2 4676:         } else {
1.553     bisitz   4677:             $result .= '<option value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n";
1.119     bowersj2 4678:         }
                   4679:         $i++;
                   4680:     }
1.539     onken    4681:     $result .= <<HTML;
                   4682:         </select>
                   4683:     </td>
                   4684:     <td align='center'>
                   4685:         <select name='${var}.pdfFormFields'>
1.553     bisitz   4686:             <option selected="selected" value="no">$without</option>
                   4687:             <option value="yes">$with</option>
1.539     onken    4688:         </select>
                   4689:     </td>
                   4690: HTML
1.544     bisitz   4691:     $result.=&Apache::loncommon::end_data_table_row()
                   4692:             .&Apache::loncommon::end_data_table();
1.539     onken    4693: 
1.119     bowersj2 4694:     return $result;
1.135     bowersj2 4695: }
                   4696: 
                   4697: sub postprocess {
                   4698:     my $self = shift;
                   4699: 
                   4700:     my $var = $self->{'variable'};
1.136     bowersj2 4701:     my $helper = Apache::lonhelper->getHelper();
1.135     bowersj2 4702:     $helper->{VARS}->{$var} = 
1.373     albertel 4703:         $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' .
1.539     onken    4704:         $env{"form.$var.paper"} . '|' . $env{"form.$var.pdfFormFields"};
1.135     bowersj2 4705:     return 1;
1.119     bowersj2 4706: }
                   4707: 
                   4708: 1;
1.144     bowersj2 4709: 
                   4710: package Apache::lonprintout::page_size_state;
                   4711: 
                   4712: =pod
                   4713: 
                   4714: =head1 Helper element: page_size_state
                   4715: 
                   4716: See lonhelper.pm documentation for discussion of the helper framework.
                   4717: 
                   4718: Apache::lonprintout::page_size_state is an element that gives the 
                   4719: user the opportunity to further refine the page settings if they
                   4720: select a single-column page.
                   4721: 
                   4722: page_size_state is always directly invoked in lonprintout.pm, so there
                   4723: is no tag interface. You actually pass parameters to the constructor.
                   4724: 
                   4725: =over 4
                   4726: 
                   4727: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
                   4728: 
                   4729: =back
                   4730: 
                   4731: =cut
                   4732: 
                   4733: use Apache::lonhelper;
1.373     albertel 4734: use Apache::lonnet;
1.144     bowersj2 4735: no strict;
                   4736: @ISA = ("Apache::lonhelper::element");
                   4737: use strict;
                   4738: 
                   4739: 
                   4740: 
                   4741: sub new { 
                   4742:     my $self = Apache::lonhelper::element->new();
                   4743: 
                   4744:     shift; # disturbs me (probably prevents subclassing) but works (drops
                   4745:            # package descriptor)... - Jeremy
                   4746: 
                   4747:     $self->{'variable'} = shift;
                   4748:     my $helper = Apache::lonhelper::getHelper();
                   4749:     $helper->declareVar($self->{'variable'});
                   4750: 
                   4751:     # The variable name of the format element, so we can look into 
                   4752:     # $helper->{VARS} to figure out whether the columns are one or two
                   4753:     $self->{'formatvar'} = shift;
                   4754: 
1.463     foxr     4755: 
1.144     bowersj2 4756:     $self->{NEXTSTATE} = shift;
                   4757:     bless($self);
1.467     foxr     4758: 
1.144     bowersj2 4759:     return $self;
                   4760: }
                   4761: 
                   4762: sub render {
                   4763:     my $self = shift;
                   4764:     my $helper = Apache::lonhelper::getHelper();
                   4765:     my $result = '';
                   4766:     my $var = $self->{'variable'};
                   4767: 
1.467     foxr     4768: 
                   4769: 
1.144     bowersj2 4770:     if (defined $self->{ERROR_MSG}) {
1.464     albertel 4771:         $result .= '<br /><span class="LC_error">' . $self->{ERROR_MSG} . '</span><br />';
1.144     bowersj2 4772:     }
                   4773: 
1.438     foxr     4774:     my $format = $helper->{VARS}->{$self->{'formatvar'}};
1.463     foxr     4775: 
                   4776:     # Use format to get sensible defaults for the margins:
                   4777: 
                   4778: 
                   4779:     my ($laystyle, $cols, $papersize) = split(/\|/, $format);
                   4780:     ($papersize)                      = split(/ /, $papersize);
                   4781: 
1.559     foxr     4782:     $laystyle = &Apache::lonprintout::map_laystyle($laystyle);
1.463     foxr     4783: 
                   4784: 
                   4785: 
1.464     albertel 4786:     my %size;
                   4787:     ($size{'width_and_units'},
                   4788:      $size{'height_and_units'},
                   4789:      $size{'margin_and_units'})=
                   4790: 	 &Apache::lonprintout::page_format($papersize, $laystyle, $cols);
1.463     foxr     4791:     
1.464     albertel 4792:     foreach my $dimension ('width','height','margin') {
                   4793: 	($size{$dimension},$size{$dimension.'_unit'}) =
                   4794: 	    split(/ +/, $size{$dimension.'_and_units'},2);
                   4795:        	
                   4796: 	foreach my $unit ('cm','in') {
                   4797: 	    $size{$dimension.'_options'} .= '<option ';
                   4798: 	    if ($size{$dimension.'_unit'} eq $unit) {
                   4799: 		$size{$dimension.'_options'} .= 'selected="selected" ';
                   4800: 	    }
                   4801: 	    $size{$dimension.'_options'} .= '>'.$unit.'</option>';
                   4802: 	}
1.438     foxr     4803:     }
                   4804: 
1.470     foxr     4805:     # Adjust margin for LaTeX margin: .. requires units == cm or in.
                   4806: 
                   4807:     if ($size{'margin_unit'} eq 'in') {
                   4808: 	$size{'margin'} += 1;
                   4809:     }  else {
                   4810: 	$size{'margin'} += 2.54;
                   4811:     }
1.548     bisitz   4812:     my %lt = &Apache::lonlocal::texthash(
                   4813:         'format' => 'How should each column be formatted?',
                   4814:         'width'  => 'Width',
                   4815:         'height' => 'Height',
                   4816:         'margin' => 'Left Margin'
                   4817:     );
                   4818: 
                   4819:     $result .= '<p>'.$lt{'format'}.'</p>'
                   4820:               .&Apache::lonhtmlcommon::start_pick_box()
                   4821:               .&Apache::lonhtmlcommon::row_title($lt{'width'})
                   4822:               .'<input type="text" name="'.$var.'.width" value="'.$size{'width'}.'" size="4" />'
                   4823:               .'<select name="'.$var.'.widthunit">'
                   4824:               .$size{'width_options'}
                   4825:               .'</select>'
                   4826:               .&Apache::lonhtmlcommon::row_closure()
                   4827:               .&Apache::lonhtmlcommon::row_title($lt{'height'})
                   4828:               .'<input type="text" name="'.$var.'.height" value="'.$size{'height'}.'" size="4" />'
                   4829:               .'<select name="'.$var.'.heightunit">'
                   4830:               .$size{'height_options'}
                   4831:               .'</select>'
                   4832:               .&Apache::lonhtmlcommon::row_closure()
                   4833:               .&Apache::lonhtmlcommon::row_title($lt{'margin'})
                   4834:               .'<input type="text" name="'.$var.'.lmargin" value="'.$size{'margin'}.'" size="4" />'
                   4835:               .'<select name="'.$var.'.lmarginunit">'
                   4836:               .$size{'margin_options'}
                   4837:               .'</select>'
                   4838:               .&Apache::lonhtmlcommon::row_closure(1)
                   4839:               .&Apache::lonhtmlcommon::end_pick_box();
                   4840:     # <p>Hint: Some instructors like to leave scratch space for the student by
                   4841:     # making the width much smaller than the width of the page.</p>
1.144     bowersj2 4842: 
                   4843:     return $result;
                   4844: }
                   4845: 
1.470     foxr     4846: 
1.144     bowersj2 4847: sub preprocess {
                   4848:     my $self = shift;
                   4849:     my $helper = Apache::lonhelper::getHelper();
                   4850: 
                   4851:     my $format = $helper->{VARS}->{$self->{'formatvar'}};
1.467     foxr     4852: 
                   4853:     #  If the user does not have 'pav' privilege, set default widths and
                   4854:     #  on to the next state right away.
                   4855:     #
                   4856:     if (!$perm{'pav'}) {
                   4857: 	my $var = $self->{'variable'};
                   4858: 	my $format = $helper->{VARS}->{$self->{'formatvar'}};
                   4859: 	
                   4860: 	my ($laystyle, $cols, $papersize) = split(/\|/, $format);
                   4861: 	($papersize)                      = split(/ /, $papersize);
                   4862: 	
                   4863: 	
1.560     foxr     4864: 	$laystyle = &Apache::lonprintout::map_laystyle($laystyle);
1.559     foxr     4865: 
1.467     foxr     4866: 	#  Figure out some good defaults for the print out and set them:
                   4867: 	
                   4868: 	my %size;
                   4869: 	($size{'width'},
                   4870: 	 $size{'height'},
                   4871: 	 $size{'lmargin'})=
                   4872: 	     &Apache::lonprintout::page_format($papersize, $laystyle, $cols);
                   4873: 	
                   4874: 	foreach my $dim ('width', 'height', 'lmargin') {
                   4875: 	    my ($value, $units) = split(/ /, $size{$dim});
1.470     foxr     4876: 	    	    
1.467     foxr     4877: 	    $helper->{VARS}->{"$var.".$dim}      = $value;
                   4878: 	    $helper->{VARS}->{"$var.".$dim.'unit'} = $units;
                   4879: 	    
                   4880: 	}
                   4881: 	
                   4882: 
                   4883: 	# Transition to the next state
                   4884: 
                   4885: 	$helper->changeState($self->{NEXTSTATE});
                   4886:     }
1.144     bowersj2 4887:    
                   4888:     return 1;
                   4889: }
                   4890: 
                   4891: sub postprocess {
                   4892:     my $self = shift;
                   4893: 
                   4894:     my $var = $self->{'variable'};
                   4895:     my $helper = Apache::lonhelper->getHelper();
1.373     albertel 4896:     my $width = $helper->{VARS}->{$var .'.width'} = $env{"form.${var}.width"}; 
                   4897:     my $height = $helper->{VARS}->{$var .'.height'} = $env{"form.${var}.height"}; 
                   4898:     my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $env{"form.${var}.lmargin"}; 
                   4899:     $helper->{VARS}->{$var .'.widthunit'} = $env{"form.${var}.widthunit"}; 
                   4900:     $helper->{VARS}->{$var .'.heightunit'} = $env{"form.${var}.heightunit"}; 
                   4901:     $helper->{VARS}->{$var .'.lmarginunit'} = $env{"form.${var}.lmarginunit"}; 
1.144     bowersj2 4902: 
                   4903:     my $error = '';
                   4904: 
                   4905:     # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed 
                   4906:     # by an optional period, followed by digits, ending the string
                   4907: 
1.464     albertel 4908:     if ($width !~  /^-?[0-9]*(\.[0-9]*)?$/) {
1.144     bowersj2 4909:         $error .= "Invalid width; please type only a number.<br />\n";
                   4910:     }
1.464     albertel 4911:     if ($height !~  /^-?[0-9]*(\.[0-9]*)?$/) {
1.144     bowersj2 4912:         $error .= "Invalid height; please type only a number.<br />\n";
                   4913:     }
1.464     albertel 4914:     if ($lmargin !~  /^-?[0-9]*(\.[0-9]*)?$/) {
1.144     bowersj2 4915:         $error .= "Invalid left margin; please type only a number.<br />\n";
1.470     foxr     4916:     } else {
                   4917: 	# Adjust for LaTeX 1.0 inch margin:
                   4918: 
                   4919: 	if ($env{"form.${var}.lmarginunit"} eq "in") {
                   4920: 	    $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 1;
                   4921: 	} else {
                   4922: 	    $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 2.54;
                   4923: 	}
1.144     bowersj2 4924:     }
                   4925: 
                   4926:     if (!$error) {
                   4927:         Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
                   4928:         return 1;
                   4929:     } else {
                   4930:         $self->{ERROR_MSG} = $error;
                   4931:         return 0;
                   4932:     }
                   4933: }
                   4934: 
                   4935: 
1.119     bowersj2 4936: 
1.1       www      4937: __END__
1.6       sakharuk 4938: 

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