Annotation of loncom/interface/lonprintout.pm, revision 1.630
1.389 foxr 1: # The LearningOnline Network
1.1 www 2: # Printout
3: #
1.630 ! bisitz 4: # $Id: lonprintout.pm,v 1.629 2013/01/04 01:19:57 raeburn Exp $
1.11 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: # http://www.lon-capa.org/
26: #
1.3 sakharuk 27: #
1.1 www 28: package Apache::lonprintout;
29: use strict;
1.615 foxr 30: use POSIX;
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;
1.612 foxr 44: # use Apache::structurelags; # for language management.
1.550 foxr 45:
46: use File::Basename;
1.531 foxr 47:
1.515 foxr 48: use HTTP::Response;
1.491 albertel 49: use LONCAPA::map();
1.616 foxr 50: use POSIX qw(ctime);
1.255 www 51: use Apache::lonlocal;
1.429 foxr 52: use Carp;
1.439 www 53: use LONCAPA;
1.60 sakharuk 54:
1.588 foxr 55:
1.397 albertel 56: my %perm;
1.454 foxr 57: my %parmhash;
1.459 foxr 58: my $resources_printed;
1.454 foxr 59:
1.515 foxr 60: # Global variables that describe errors in ssi calls detected by ssi_with_retries.
61: #
62:
63: my $ssi_error; # True if there was an ssi error.
64: my $ssi_last_error_resource; # The resource URI that could not be fetched.
65: my $ssi_last_error; # The error text from the server. (e.g. 500 Server timed out).
66:
67: #
68: # Our ssi max retry count.
69: #
70:
71: my $ssi_retry_count = 5; # Some arbitrary value.
72:
73:
1.556 foxr 74: # Font size:
75:
76: my $font_size = 'normalsize'; # Default is normalsize...
77:
1.562 foxr 78: #---------------------------- Helper helpers. -------------------------
79:
1.616 foxr 80: ##
81: # Filter function to determine if a resource is a printable sequence.
82: #
83: # @param $res -Resource to check.
84: #
85: # @return 1 - printable and a resource
86: # 0 - either notm a sequence or not printable.
87: #
88: sub printable_sequence {
89: my $res = shift;
90:
91: # Non-sequences are not listed:
92:
93: if (!$res->is_sequence()) {
94: return 0;
95: }
96:
97: # Person with pav or pfo can always print:
98:
99: if ($perm{'pav'} || $perm{'pfo'}) {
100: return 1;
101: }
102:
103: if ($res->is_sequence()) {
104: my $symb = $res->symb();
105: my $navmap = $res->{NAV_MAP};
106:
107: # Find the first resource in the map:
108:
109: my $iterator = $navmap->getIterator($res, undef, undef, 1, 1);
110: my $first = $iterator->next();
111:
112: while (1) {
1.617 foxr 113: if ($first == $iterator->END_ITERATOR) { last; }
1.616 foxr 114: if (ref($first) && ! $first->is_sequence()) {last; }
115: $first = $iterator->next();
116: }
117:
118:
119: # Might be an empty map:
120:
121: if (!ref($first)) {
122: return 0;
123: }
124: my $partsref = $first->parts();
125: my @parts = @$partsref;
126: my ($open, $close) = $navmap->map_printdates($first, $parts[0]);
127: return &printable($open, $close);
128: }
129: return 0;
130: }
131:
1.590 foxr 132: # BZ5209:
133: # Create the states needed to run the helper for incomplete problems from
134: # the current folder for selected students.
135: # This includes:
136: # - A resource selector limited to problems (incompleteness must be
137: # calculated on a student per student basis.
138: # - A student selector.
139: # - Tie in to the FORMAT of the print job.
140: #
141: # States:
142: # CHOOSE_INCOMPLETE_PEOPLE_SEQ - Resource selection.
143: # CHOOSE_STUDENTS_INCOMPLETE - Student selection.
144: # CHOOSE_STUDENTS_INCOMPLETE_FORMAT - Format selection
145: # Parameters:
146: # helper - the helper which already contains info about the current folder we can
147: # purloin.
148: # url - Top url of the sequence
149: # Return:
150: # XML that can be parsed by the helper to drive the state machine.
151: #
1.629 raeburn 152: sub create_incomplete_folder_selstud_helper {
1.590 foxr 153: my ($helper, $map) = @_;
154:
155:
156: my $symbFilter = '$res->shown_symb()';
157: my $selFilter = '$res->is_problem()';
158:
159:
160: my $resource_chooser = &generate_resource_chooser('CHOOSE_INCOMPLETE_PEOPLE_SEQ',
161: 'Select problem(s) to print',
162: 'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
163: 'RESOURCES',
164: 'CHOOSE_STUDENTS_INCOMPLETE',
165: $map,
166: $selFilter,
167: '',
168: $symbFilter,
169: '');
170:
171: my $student_chooser = &generate_student_chooser('CHOOSE_STUDENTS_INCOMPLETE',
172: 'student_sort',
173: 'STUDENTS',
174: 'CHOOSE_STUDENTS_INCOMPLETE_FORMAT');
175:
176: my $format_chooser = &generate_format_selector($helper,
177: 'Format of the print job',
1.598 raeburn 178: 'CHOOSE_STUDENTS_INCOMPLETE_FORMAT'); # end state.
1.590 foxr 179:
180: return $resource_chooser . $student_chooser . $format_chooser;
181: }
182:
183:
184: # BZ 5209
185: # Create the states needed to run the helper for incomplete problems from
186: # the current folder for selected students.
187: # This includes:
188: # - A resource selector limited to problems. (incompleteness must be calculated
189: # on a student per student basis.
190: # - A student selector.
191: # - Tie in to format for the print job.
192: # States:
193: # INCOMPLETE_PROBLEMS_COURSE_RESOURCES - Resource selector.
194: # INCOMPLETE_PROBLEMS_COURSE_STUDENTS - Student selector.
195: # INCOMPLETE_PROBLEMS_COURSE_FORMAT - Format selection.
196: #
197: # Parameters:
198: # helper - Helper we are creating states for.
199: # Returns:
200: # Text that can be parsed by the helper.
201: #
202:
203: sub create_incomplete_course_helper {
204: my $helper = shift;
205:
206: my $filter = '$res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())';
207: my $symbfilter = '$res->shown_symb()';
208:
209: my $resource_chooser = &generate_resource_chooser('INCOMPLETE_PROBLEMS_COURSE_RESOURCES',
210: 'Select problem(s) to print',
211: 'multichoice = "1" suppressEmptySequences="0" addstatus="1" closeallpagtes="1"',
212: 'RESOURCES',
213: 'INCOMPLETE_PROBLEMS_COURSE_STUDENTS',
214: '',
215: $filter,
216: '',
217: $symbfilter,
218: '');
219:
220: my $people_chooser = &generate_student_chooser('INCOMPLETE_PROBLEMS_COURSE_STUDENTS',
221: 'student_sort',
222: 'STUDENTS',
223: 'INCOMPLETE_PROBLEMS_COURSE_FORMAT');
224:
225: my $format = &generate_format_selector($helper,
226: 'Format of the print job',
227: 'INCOMPLETE_PROBLEMS_COURSE_FORMAT'); # end state.
228:
229: return $resource_chooser . $people_chooser . $format;
230:
231:
232: }
233:
234: # BZ5209
235: # Creates the states needed to run the print helper for a student
236: # that wants to print his incomplete problems from the current folder.
237: # Parameters:
238: # $helper - helper we are generating states for.
239: # $map - The map for which the student wants incomplete problems.
240: # Returns:
241: # XML that defines the helper states being created.
242: #
243: # States:
244: # CHOOSE_INCOMPLETE_SEQ - Resource selector.
245: #
246: sub create_incomplete_folder_helper {
247: my ($helper, $map) = @_;
248:
249: my $filter = '$res->is_problem()';
250: $filter .= ' && $res->resprintable() ';
251: $filter .= ' && $res->is_incomplete() ';
252:
253: my $symfilter = '$res->shown_symb()';
254:
255: my $resource_chooser = &generate_resource_chooser('CHOOSE_INCOMPLETE_SEQ',
256: 'Select problem(s) to print',
257: 'multichoice="1", toponly ="1", addstatus="1", closeallpages="1"',
258: 'RESOURCES',
259: 'PAGESIZE',
260: $map,
261: $filter, '',
262: $symfilter,
263: '');
264:
265: return $resource_chooser;
266: }
267:
268:
269: # Returns the text neded for a student chooser.
1.562 foxr 270: # that text must still be parsed by the helper xml parser.
271: # Parameters:
272: # this_state - State name of the chooser.
273: # sort_choice - variable to hold the sorting choice.
274: # variable - Name of variable to hold students.
275: # next_state - State after chooser.
276:
277:
278: sub generate_student_chooser {
279: my ($this_state,
280: $sort_choice,
281: $variable,
282: $next_state) = @_;
283: my $result = <<CHOOSE_STUDENTS;
284: <state name="$this_state" title="Select Students and Resources">
285: <message><b>Select sorting order of printout</b> </message>
286:
287: <choices variable="$sort_choice">
288: <choice computer='0'>Sort by section then student</choice>
289: <choice computer='1'>Sort by students across sections.</choice>
290: </choices>
291:
292: <message><br /><hr /><br /> </message>
293: <student multichoice='1'
294: variable="$variable"
295: nextstate="$next_state"
296: coursepersonnel="1" />
297: </state>
298:
299: CHOOSE_STUDENTS
300:
301: return $result;
302: }
303:
304: # Generate the text needed for a resource chooser given the top level of
305: # the sequence/page
306: #
307: # Parameters:
308: # this_state - State name of the chooser.
309: # prompt_text - Text to use to prompt user.
310: # resource_options - Resource tag options e.g.
311: # "multichoice='1', toponly='1', addstatus='1'"
312: # that control the selection and appearance of the
313: # resource selector.
314: # variable - Name of the variable to hold the choice
315: # next_state - Name of the next state the helper should transition
316: # to
317: # top_url - Top level URL within which to make the selector.
318: # If empty the top level sequence is shown.
319: # filter - How to filter the resources.
320: # value_func - <valuefunc> function.
321: # choice_func - If not empty generates a <choicefunc> with this function.
322: # start_new_option
323: # - Fragment appended after valuefunc.
324: #
325: #
326: sub generate_resource_chooser {
327: my ($this_state,
328: $prompt_text,
329: $resource_options,
330: $variable,
331: $next_state,
332: $top_url,
333: $filter,
334: $choice_func,
335: $value_func,
336: $start_new_option) = @_;
337:
338: my $result = <<CHOOSE_RESOURCES;
339: <state name="$this_state" title="$prompt_text">
340: <resource variable="$variable" $resource_options
341: closeallpages="1">
342: <nextstate>$next_state</nextstate>
343: <filterfunc>return $filter;</filterfunc>
344: CHOOSE_RESOURCES
345: if ($choice_func ne '') {
346: $result .= "<choicefunc>return $choice_func;</choicefunc>";
347: }
348: if ($top_url ne '') {
349: $result .= "<mapurl>$top_url</mapurl>";
350: }
351: $result .= <<CHOOSE_RESOURCES;
352: <valuefunc>return $value_func;</valuefunc>
353: $start_new_option
354: </resource>
355: </state>
356: CHOOSE_RESOURCES
357: return $result;
358: }
359: #
360: # Generate the helper XML for a code choice helper dialog:
361: #
362: # Paramters:
363: # $helper - Reference to the helper.
364: # $state - Name of the state for the chooser.
365: # $next_state - Name fo the state to follow the chooser.
366: # $bubble_types - Populates the bubble sheet type dropt down.
367: # $code_selections - Provides set of code choices that have been used
368: # $saved_codes - Provides the list of saved codes.
369: #
370: # Returns;
371: # The Xml of the code chooser.
372: #
373: sub generate_code_selector {
374: my ($helper,
375: $state,
376: $next_state,
377: $bubble_types,
378: $code_selections,
379: $saved_codes) = @_; # Unpack the parameters.
380:
381: my $result = <<CHOOSE_ANON1;
382: <state name="$state" title="Specify CODEd Assignments">
383: <nextstate>$next_state</nextstate>
384: <message><h4>Fill out one of the forms below</h4></message>
385: <message><br /><hr /> <br /></message>
386: <message><h3>Generate new CODEd Assignments</h3></message>
387: <message><table><tr><td><b>Number of CODEd assignments to print:</b></td><td></message>
1.579 foxr 388: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5" noproceed="1">
1.562 foxr 389: <validator>
390: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
391: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
392: !\$helper->{'VARS'}{'SINGLE_CODE'} &&
1.578 foxr 393: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'} ) {
394:
1.562 foxr 395: return "You need to specify the number of assignments to print";
396: }
1.578 foxr 397: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) >= 1) &&
398: (\$helper->{'VARS'}{'SINGLE_CODE'} ne '') ) {
399: return 'Specifying number of codes to print and a specific code is not compatible';
400: }
1.562 foxr 401: return undef;
402: </validator>
403: </string>
404: <message></td></tr><tr><td></message>
405: <message><b>Names to save the CODEs under for later:</b></message>
406: <message></td><td></message>
407: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
408: <message></td></tr><tr><td></message>
1.599 raeburn 409: <message><b>Bubblesheet type:</b></message>
1.562 foxr 410: <message></td><td></message>
411: <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
412: $bubble_types
413: </dropdown>
414: <message></td></tr><tr><td colspan="2"></td></tr><tr><td></message>
415: <message></td></tr><tr><td></table></message>
416: <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message>
417: <message><tr><td><b>Enter a CODE to print:</b></td><td></message>
418: <string variable="SINGLE_CODE" size="10">
419: <validator>
420: if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} &&
421: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
422: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
423: return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
424: \$helper->{'VARS'}{'CODE_OPTION'});
1.577 foxr 425: } elsif (\$helper->{'VARS'}{'SINGLE_CODE'} ne ''){
1.578 foxr 426: return 'Specifying a code name is incompatible with specifying number of codes.';
1.562 foxr 427: } else {
428: return undef; # Other forces control us.
429: }
430: </validator>
431: </string>
432: <message></td></tr><tr><td></message>
433: $code_selections
434: <message></td></tr></table></message>
435: <message><hr /><h3>Reprint a Set of Saved CODEs</h3><table><tr><td></message>
436: <message><b>Select saved CODEs:</b></message>
437: <message></td><td></message>
438: <dropdown variable="REUSE_OLD_CODES">
439: $saved_codes
440: </dropdown>
441: <message></td></tr></table></message>
442: </state>
443: CHOOSE_ANON1
444:
445: return $result;
446: }
447:
1.598 raeburn 448: # Returns the XML for choosing how assignments are to be formatted
449: # that text must still be parsed by the helper xml parser.
450: # Parameters: 3 (required)
451:
452: # helper - The helper; $helper->{'VARS'}->{'PRINT_TYPE'} used
453: # to check if splitting PDFs by section can be offered.
454: # title - Title for the current state.
455: # this_state - State name of the chooser.
456:
1.586 raeburn 457: sub generate_format_selector {
1.598 raeburn 458: my ($helper,$title,$this_state) = @_;
1.586 raeburn 459: my $secpdfoption;
460: unless (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') ||
461: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon_page') ||
462: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) {
463: $secpdfoption = '<choice computer="sections">Each PDF contains exactly one section</choice>';
464: }
465: return <<RESOURCE_SELECTOR;
1.598 raeburn 466: <state name="$this_state" title="$title">
1.586 raeburn 467: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
468: <choices variable="EMPTY_PAGES">
469: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
470: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
471: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
472: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
473: </choices>
474: <nextstate>PAGESIZE</nextstate>
475: <message><hr width='33%' /><b>How do you want assignments split into PDF files? </b></message>
476: <choices variable="SPLIT_PDFS">
477: <choice computer="all">All assignments in a single PDF file</choice>
478: $secpdfoption
479: <choice computer="oneper">Each PDF contains exactly one assignment</choice>
480: <choice computer="usenumber" relatedvalue="NUMBER_TO_PRINT">
481: Specify the number of assignments per PDF:</choice>
482: </choices>
483: </state>
484: RESOURCE_SELECTOR
485: }
486:
1.562 foxr 487: #-----------------------------------------------------------------------
488:
1.616 foxr 489: # Computes an open and close date from a list of open/close dates for a resource's
490: # parts.
491: #
492: # @param \@opens - reference to an array of open dates.
493: # @param \@closes - reference to an array of close dates.
494: #
495: # @return ($open, $close)
496: #
497: # @note If open/close dates are not defined they will be retunred as undef
498: # @note It is possible for there to be no overlap in which case -1,-1
499: # will be returned.
500: # @note The algorithm used is to take the latest open date and the earliest end date.
501: #
502: sub compute_open_window {
503: my ($opensref, $closesref) = @_;
504:
505: my @opens = @$opensref;
506: my @closes = @$closesref;
507:
508: # latest open date:
509: my $latest_open;
510:
511: foreach my $open (@opens) {
512: if (!defined($latest_open) || ($open > $latest_open)) {
513: $latest_open = $open;
514: }
515: }
516: # Earliest close:
517:
518: my $earliest_close;
519: foreach my $close (@closes) {
520: if (!defined($earliest_close) || ($close < $earliest_close)) {
521: $earliest_close = $close;
522: }
523: }
524:
525: # If no overlap...both are -1 as promised.
526:
527: if (defined($earliest_close) && defined($latest_open)
528: && ($earliest_close < $latest_open)) {
529: $latest_open = -1;
530: $earliest_close = -1;
531: }
532:
533: return ($latest_open, $earliest_close);
534:
535: }
536:
537: ##
538: # Determines if 'now' is within the set of printable dates.
539: #
540: # @param $open_date - Starting date/timestamp.
541: # @param $close_date - Ending date/timestamp.
542: #
543: # @return 0 - Not open.
544: # @return 1 - open.
545: #
546: sub printable {
547: my ($open_date, $close_date) = @_;
548:
549:
550: my $now = time();
551:
552: # Have to do a bit of fancy footwork around undefined open/close dates:
553:
554: if ($open_date && ($open_date > $now)) {
555: return 0;
556: }
557:
558: if ($close_date && ($close_date < $now)) {
559: return 0;
560: }
561:
562: return 1;
563:
564: }
565:
1.615 foxr 566: ##
567: # Returns the innermost print start/print end dates for a resource.
568: # This is done by looking at the start/end dates for its parts and choosing
569: # the intersection of those dates.
570: #
571: # @param res - lonnvamaps::resource object that represents the resource.
572: #
573: # @return (opendate, closedate)
574: #
575: # @note If open/close dates are not defined they will be retunred as undef
576: # @note It is possible for there to be no overlap in which case -1,-1
577: # will be returned.
578: # @note The algorithm used is to take the latest open date and the earliest end date.
579: #
580:
581: sub get_print_dates {
582: my $res = shift;
583: my $partsref = $res->parts();
1.620 raeburn 584: my @parts;
585: if (ref($partsref) eq 'ARRAY') {
586: @parts = @{$partsref};
587: }
1.615 foxr 588: my $open_date;
589: my $close_date;
1.616 foxr 590: my @open_dates;
591: my @close_dates;
592:
1.615 foxr 593:
1.620 raeburn 594: if (@parts) {
1.615 foxr 595: foreach my $part (@parts) {
596: my $partopen = $res->parmval('printstartdate', $part);
597: my $partclose = $res->parmval('printenddate', $part);
1.616 foxr 598:
599: push(@open_dates, $partopen);
600: push(@close_dates, $partclose);
601: }
602: }
603:
604: ($open_date, $close_date) = &compute_open_window(\@open_dates, \@close_dates);
605:
606: if ($open_date) {
607: $open_date = POSIX::strftime('%D', localtime($open_date));
608: }
609: if ($close_date) {
610: $close_date = POSIX::strftime('%D', localtime($close_date));
611: }
612:
613: return ($open_date, $close_date);
614: }
615:
616: ##
617: # Get the dates for which a course says a resource can be printed. This is like
618: # get_print_dates but namvaps::course_print_dates are gotten...and not converted
619: # to times either.
620: #
621: # @param $res - Reference to a resource has from lonnvampas::resource.
622: #
623: # @return (opendate, closedate)
624: #
625: sub course_print_dates {
626: my $res = shift;
627: my $partsref = $res->parts();
628: my @parts = @$partsref;
629: my $open_date;
630: my $close_date;
631: my @open_dates;
632: my @close_dates;
633: my $navmap = $res->{NAV_MAP}; # Slightly OO dirty.
634:
635: # Don't bother looping over undefined or empty parts arraY;
636:
1.620 raeburn 637: if (@parts) {
1.616 foxr 638: foreach my $part (@parts) {
639: my ($partopen, $partclose) = $navmap->course_printdates($res, $part);
640: push(@open_dates, $partopen);
641: push(@close_dates, $partclose);
1.615 foxr 642: }
1.616 foxr 643: ($open_date, $close_date) = &compute_open_window(\@open_dates, \@close_dates);
1.615 foxr 644: }
1.616 foxr 645: return ($open_date, $close_date);
646: }
647: ##
648: # Same as above but for the enclosing map:
649: #
650: sub map_print_dates {
651: my $res = shift;
652: my $partsref = $res->parts();
653: my @parts = @$partsref;
654: my $open_date;
655: my $close_date;
656: my @open_dates;
657: my @close_dates;
658: my $navmap = $res->{NAV_MAP}; # slightly OO dirty.
659:
660:
661: # Don't bother looping over undefined or empty parts arraY;
1.615 foxr 662:
1.620 raeburn 663: if (@parts) {
1.616 foxr 664: foreach my $part (@parts) {
665: my ($partopen, $partclose) = $navmap->map_printdates($res, $part);
666: push(@open_dates, $partopen);
667: push(@close_dates, $partclose);
668: }
669: ($open_date, $close_date) = &compute_open_window(\@open_dates, \@close_dates);
670: }
1.615 foxr 671: return ($open_date, $close_date);
672: }
673:
1.591 foxr 674: # Determine if a resource is incomplete given the map:
675: # Parameters:
676: # $username - Name of user for whom we are checking.
677: # $domain - Domain of user we are checking.
678: # $map - map name.
679: # Returns:
680: # 0 - map is not incomplete.
681: # 1 - map is incomplete.
682: #
683: sub incomplete {
684: my ($username, $domain, $map) = @_;
685:
686:
1.595 foxr 687: my $navmap = Apache::lonnavmaps::navmap->new($username, $domain);
1.591 foxr 688:
689:
690: if (defined($navmap)) {
691: my $res = $navmap->getResourceByUrl($map);
692: my $result = $res->is_incomplete();
693: return $result;
694: } else {
695: return 1;
696: }
697: }
1.595 foxr 698: #
699: # When printing for students, the resoures and order of the
700: # resources may need to be altered if there are folders with
701: # random selectiopn or random ordering (or both) enabled.
702: # This sub computes the set of resources to print for a student
703: # modified both by random ordering and selection and filtered
704: # to only those that are in the original set selcted to be printed.
705: #
706: # Parameters:
1.626 raeburn 707: # $map - The URL of the folder being printed.
708: # Used to determine which startResource and finishResource
709: # to use when using the navmap's getIterator method.
710: # $seq - The original set of resources to print.
1.600 foxr 711: # (really an array of resource names (array of symb's).
1.595 foxr 712: # $who - Student/domain for whome the sequence will be generated.
1.626 raeburn 713: # $code - CODE being printed when printing Problems/Resources
714: # from folder for CODEd assignments
1.595 foxr 715: #
716: # Implicit inputs:
717: # $
718: # Returns:
719: # reference to an array of resources that can be passed to
720: # print_resources.
721: #
722: sub master_seq_to_person_seq {
1.626 raeburn 723: my ($map, $seq, $who, $code) = @_;
1.595 foxr 724:
725:
726: my ($username, $userdomain, $usersection) = split(/:/, $who);
727:
728: # Toss the sequence up into a hash so that we have O(1) lookup time.
729: # on the items that come out of the user's list of resources.
730: #
1.626 raeburn 731:
1.595 foxr 732: my %seq_hash = map {$_ => 1} @$seq;
733: my @output_seq;
734:
1.625 raeburn 735: my $navmap = Apache::lonnavmaps::navmap->new($username, $userdomain,
736: $code);
1.626 raeburn 737: my ($start,$finish);
1.595 foxr 738:
1.626 raeburn 739: if ($map) {
740: my $mapres = $navmap->getResourceByUrl($map);
741: if ($mapres->is_map()) {
742: $start = $mapres->map_start();
743: $finish = $mapres->map_finish();
744: }
745: }
746: unless ($start && $finish) {
747: $start = $navmap->firstResource();
748: $finish = $navmap->finishResource();
749: }
750:
751: my $iterator = $navmap->getIterator($start,$finish,{},1);
1.595 foxr 752:
753: # Iterate on the resource..select the items that are randomly selected
754: # and that are in the seq_has. Presumably the iterator will take care
755: # of the random ordering part of the deal.
756: #
757: my $curres;
758: while ($curres = $iterator->next()) {
759: #
1.600 foxr 760: # Only process resources..that are not removed by randomout...
761: # and are selected for printint as well.
1.595 foxr 762: #
1.626 raeburn 763:
764: if (ref($curres) && ! $curres->randomout()) {
765: my $currsymb = $curres->symb();
766: if (exists($seq_hash{$currsymb})) {
767: push(@output_seq, $currsymb);
1.595 foxr 768: }
769: }
770: }
771:
772: return \@output_seq; # for now.
773:
774: }
775:
1.515 foxr 776:
1.498 foxr 777: # Fetch the contents of a resource, uninterpreted.
778: # This is used here to fetch a latex file to be included
779: # verbatim into the printout<
780: # NOTE: Ask Guy if there is a lonnet function similar to this?
781: #
782: # Parameters:
783: # URL of the file
784: #
785: sub fetch_raw_resource {
786: my ($url) = @_;
787:
788: my $filename = &Apache::lonnet::filelocation("", $url);
1.500 foxr 789: my $contents = &Apache::lonnet::getfile($filename);
1.498 foxr 790:
1.500 foxr 791: if ($contents == -1) {
792: return "File open failed for $filename"; # This will bomb the print.
1.498 foxr 793: }
1.500 foxr 794: return $contents;
1.498 foxr 795:
796:
797: }
798:
1.511 foxr 799: # Fetch the annotations associated with a URL and
800: # put a centered 'annotations:' title.
801: # This is all suppressed if the annotations are empty.
802: #
803: sub annotate {
804: my ($symb) = @_;
805:
1.559 foxr 806: my $annotation_text = &Apache::loncommon::get_annotation($symb, 1);
1.511 foxr 807:
808:
809: my $result = "";
810:
811: if (length($annotation_text) > 0) {
812: $result .= '\\hspace*{\\fill} \\\\[\\baselineskip] \textbf{Annotations:} \\\\ ';
813: $result .= "\n";
814: $result .= &Apache::lonxml::latex_special_symbols($annotation_text,""); # Escape latex.
815: $result .= "\n\n";
816: }
817: return $result;
818: }
819:
1.556 foxr 820: #
821: # Set a global document font size:
822: # This is done by replacing \begin{document}
823: # with \begin{document}{\some-font-directive
824: # and \end{document} with
825: # }\end{document
826: #
827: sub set_font_size {
828:
829: my ($text) = @_;
830:
1.575 foxr 831: # There appear to be cases where the font directive is empty.. in which
832: # case the first substituion would insert a spurious \ oh happy day.
833: # as this has been the cause of much mystery and hair pulling _sigh_
834:
835: if ($font_size ne '') {
836:
837: $text =~ s/\\begin{document}/\\begin{document}{\\$font_size/;
838: }
1.556 foxr 839: $text =~ s/\\end{document}/}\\end{document}/;
840: return $text;
841:
842:
843: }
844:
1.550 foxr 845: # include_pdf - PDF files are included into the
846: # output as follows:
847: # - The PDF, if necessary, is replicated.
848: # - The PDF is added to the list of files to convert to postscript (along with the images).
849: # - The LaTeX is added to include the final converted postscript in the file as an included
850: # job. The assumption is that the includedpsheader.ps header will be included.
851: #
852: # Parameters:
853: # pdf_uri - URI of the PDF file to include.
854: #
855: # Returns:
856: # The LaTeX to include.
857: #
858: # Assumptions:
859: # The uri is actually a PDF file
860: # The postscript will have the includepsheader.ps included.
861: #
862: #
863: sub include_pdf {
864: my ($pdf_uri) = @_;
865:
866: # Where is the file? If not local we'll need to repcopy it:'
867:
868: my $file = &Apache::lonnet::filelocation('', $pdf_uri);
869: if (! -e $file) {
870: &Apache::lonnet::repcopy($file);
871: $file = &Apache::lonnet::filelocation('',$pdf_uri);
872: }
873:
874: # The file isn ow replicated locally.. or it did not exist in the first place
875: # (unlikely). If it did exist, add the pdf to the set of files/images that
876: # need tob e converted for this print job:
877:
1.608 raeburn 878: my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};
879: $file =~ s{(.*)/res/}{$londocroot/res/};
1.550 foxr 880:
1.608 raeburn 881: open(FILE,">>$Apache::lonnet::perlvar{'lonPrtDir'}/$env{'user.name'}_$env{'user.domain'}_printout.dat");
1.550 foxr 882: print FILE ("$file\n");
883: close (FILE);
884:
885: # Construct the special to put out. To do this we need to get the
886: # resulting filename after conversion. The file will have the same name
887: # but will be in the user's spool directory with converted images.
888:
889: my $dirname = "/home/httpd/prtspool/$env{'user.name'}/";
890: my ( $base, $path, $ext) = &fileparse($file, '.pdf');
891: # my $destname = $dirname.'/'.$base.'.eps'; # Not really an eps but easier in printout.pl
892: $base =~ s/ /\_/g;
893:
894:
1.551 foxr 895: my $output = &print_latex_header();
1.550 foxr 896: $output .= '\special{ps: _begin_job_ ('
897: .$base.'.pdf.eps'.
898: ')run _end_job_}';
899:
900: return $output;
901:
902:
903: }
1.612 foxr 904: ##
905: # Collect the various \select_language{language_name}
906: # latex tags to build a \usepackage[lang-list]{babel} which will
907: # appear just prior to the \begin{document} at the front of the concatenated
908: # set of resources:
909: # @param doc - The string of latex to search/replace.
910: # @return string
911: # @retval - the modified document stringt.
912: #
913: sub collect_languages {
914: my $doc = shift;
915: my %languages;
916: while ($doc =~ /\\selectlanguage{(\w+)}/mg) {
917: $languages{$1} = 1; # allows us to request each language exactly once.
918: }
919: my @lang_list = (keys(%languages)); # List of unique languages
920: if (scalar @lang_list) {
921: my $babel_header = '\usepackage[' . join(',', @lang_list) .']{babel}'. "\n";
922: $doc =~ s/\\begin{document}/$babel_header\\begin{document}/;
923: }
924: return $doc;
925: }
926: #-------------------------------------------------------------------
1.515 foxr 927:
928: #
1.559 foxr 929: # ssi_with_retries- Does the server side include of a resource.
1.515 foxr 930: # if the ssi call returns an error we'll retry it up to
931: # the number of times requested by the caller.
932: # If we still have a proble, no text is appended to the
933: # output and we set some global variables.
1.523 raeburn 934: # to indicate to the caller an SSI error occurred.
1.515 foxr 935: # All of this is supposed to deal with the issues described
936: # in LonCAPA BZ 5631 see:
937: # http://bugs.lon-capa.org/show_bug.cgi?id=5631
938: # by informing the user that this happened.
939: #
940: # Parameters:
941: # resource - The resource to include. This is passed directly, without
942: # interpretation to lonnet::ssi.
943: # form - The form hash parameters that guide the interpretation of the resource
944: #
945: # retries - Number of retries allowed before giving up completely.
946: # Returns:
947: # On success, returns the rendered resource identified by the resource parameter.
948: # Side Effects:
949: # The following global variables can be set:
1.523 raeburn 950: # ssi_error - If an unrecoverable error occurred this becomes true.
1.515 foxr 951: # It is up to the caller to initialize this to false
952: # if desired.
1.523 raeburn 953: # ssi_last_error_resource - If an unrecoverable error occurred, this is the value
1.515 foxr 954: # of the resource that could not be rendered by the ssi
955: # call.
956: # ssi_last_error - The error string fetched from the ssi response
957: # in the event of an error.
958: #
959: sub ssi_with_retries {
960: my ($resource, $retries, %form) = @_;
961:
1.559 foxr 962: my $target = $form{'grade_target'};
963: my $aom = $form{'answer_output_mode'};
964:
965:
1.515 foxr 966:
1.516 foxr 967: my ($content, $response) = &Apache::loncommon::ssi_with_retries($resource, $retries, %form);
968: if (!$response->is_success) {
1.515 foxr 969: $ssi_error = 1;
970: $ssi_last_error_resource = $resource;
1.516 foxr 971: $ssi_last_error = $response->code . " " . $response->message;
1.528 raeburn 972: $content='\section*{!!! An error occurred !!!}';
1.515 foxr 973: }
1.516 foxr 974:
975: return $content;
976:
1.515 foxr 977: }
978:
1.524 www 979: sub get_student_view_with_retries {
980: my ($curresline,$retries,$username,$userdomain,$courseid,$target,$moreenv)=@_;
981:
982: my ($content, $response) = &Apache::loncommon::get_student_view_with_retries($curresline,$retries,$username,$userdomain,$courseid,$target,$moreenv);
983: if (!$response->is_success) {
984: $ssi_error = 1;
1.526 www 985: $ssi_last_error_resource = $curresline.' for user '.$username.':'.$userdomain;
1.524 www 986: $ssi_last_error = $response->code . " " . $response->message;
1.528 raeburn 987: $content='\section*{!!! An error occurred !!!}';
1.524 www 988: }
989: return $content;
990:
991: }
992:
1.486 foxr 993: #
994: # printf_style_subst item format_string repl
995: #
996: # Does printf style substitution for a format string that
997: # can have %[n]item in it.. wherever, %[n]item occurs,
998: # rep is substituted in format_string. Note that
999: # [n] is an optional integer length. If provided,
1000: # repl is truncated to at most [n] characters prior to
1001: # substitution.
1002: #
1003: sub printf_style_subst {
1004: my ($item, $format_string, $repl) = @_;
1.490 foxr 1005: my $result = "";
1006: while ($format_string =~ /(%)(\d*)\Q$item\E/g ) {
1.488 albertel 1007: my $fmt = $1;
1008: my $size = $2;
1.486 foxr 1009: my $subst = $repl;
1010: if ($size ne "") {
1011: $subst = substr($subst, 0, $size);
1.490 foxr 1012:
1013: # Here's a nice edge case.. supose the end of the
1014: # substring is a \. In that case may have just
1015: # chopped off a TeX escape... in that case, we append
1016: # " " for the trailing character, and let the field
1017: # spill over a bit (sigh).
1018: # We don't just chop off the last character in order to deal
1019: # with one last pathology, and that would be if substr had
1020: # trimmed us to e.g. \\\
1021:
1022:
1023: if ($subst =~ /\\$/) {
1024: $subst .= " ";
1025: }
1.486 foxr 1026: }
1.490 foxr 1027: my $item_pos = pos($format_string);
1028: $result .= substr($format_string, 0, $item_pos - length($size) -2) . $subst;
1029: $format_string = substr($format_string, pos($format_string));
1.486 foxr 1030: }
1.490 foxr 1031:
1032: # Put the residual format string into the result:
1033:
1034: $result .= $format_string;
1035:
1036: return $result;
1.486 foxr 1037: }
1038:
1.454 foxr 1039:
1040: # Format a header according to a format.
1041: #
1042:
1043: # Substitutions:
1044: # %a - Assignment name.
1045: # %c - Course name.
1046: # %n - Student name.
1.537 foxr 1047: # %s - The section if it is supplied.
1.454 foxr 1048: #
1049: sub format_page_header {
1.537 foxr 1050: my ($width, $format, $assignment, $course, $student, $section) = @_;
1051:
1.565 foxr 1052:
1053:
1.486 foxr 1054: $width = &recalcto_mm($width); # Get width in mm.
1.565 foxr 1055: my $chars_per_line = int($width/1.6); # Character/textline.
1056:
1.454 foxr 1057: # Default format?
1058:
1059: if ($format eq '') {
1.486 foxr 1060: # For the default format, we may need to truncate
1061: # elements.. To do this we need to get the page width.
1062: # we assume that each character is about 2mm in width.
1063: # (correct for the header text size??). We ignore
1064: # any formatting (e.g. boldfacing in this).
1065: #
1066: # - Allow the student/course to be one line.
1067: # but only truncate the course.
1068: # - Allow the assignment to be 2 lines (wrapped).
1069: #
1.565 foxr 1070:
1.537 foxr 1071:
1072:
1073: my $name_length = int($chars_per_line *3 /4);
1074: my $sec_length = int($chars_per_line / 5);
1.486 foxr 1075:
1.537 foxr 1076: $format = "%$name_length".'n';
1.486 foxr 1077:
1.537 foxr 1078: if ($section) {
1079: $format .= ' - Sec: '."%$sec_length".'s';
1.486 foxr 1080: }
1.489 foxr 1081:
1.537 foxr 1082: $format .= '\\\\%c \\\\ %a';
1083:
1.490 foxr 1084:
1.454 foxr 1085: }
1.537 foxr 1086: # An open question is how to handle long user formatted page headers...
1087: # A possible future is to support e.g. %na so that the user can control
1088: # the truncation of the elements that can appear in the header.
1089: #
1090: $format = &printf_style_subst("a", $format, $assignment);
1091: $format = &printf_style_subst("c", $format, $course);
1092: $format = &printf_style_subst("n", $format, $student);
1093: $format = &printf_style_subst("s", $format, $section);
1094:
1095:
1096: # If the user put %'s in the format string, they must be escaped
1097: # to \% else LaTeX will think they are comments and terminate
1098: # the line.. which is bad!!!
1099:
1.538 onken 1100: # If the user has role author, $course and $assignment are empty so
1101: # there is '\\ \\ ' in the page header. That's cause a error in LaTeX
1102: if($format =~ /\\\\\s\\\\\s/) {
1103: #TODO find sensible caption for page header
1104: my $testPrintout = '\\\\'.&mt('Construction Space').' \\\\'.&mt('Test-Printout ');
1105: $format =~ s/\\\\\s\\\\\s/$testPrintout/;
1106: }
1.565 foxr 1107: #
1108: # We're going to trust LaTeX to break lines appropriately, but
1109: # we'll truncate anything that's more than 3 lines worth of
1110: # text. This is also assuming (which will probably end badly)
1111: # nobody's going to embed LaTeX control sequences in the title
1112: # header or rather that those control sequences won't get broken
1113: # by the stuff below.
1114: #
1115: my $total_length = 3*$chars_per_line;
1116: if (length($format) > $total_length) {
1117: $format = substr($format, 0, $total_length);
1118: }
1119:
1.454 foxr 1120:
1121: return $format;
1122:
1123: }
1.397 albertel 1124:
1.385 foxr 1125: #
1126: # Convert a numeric code to letters
1127: #
1128: sub num_to_letters {
1129: my ($num) = @_;
1130: my @nums= split('',$num);
1131: my @num_to_let=('A'..'Z');
1132: my $word;
1133: foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
1134: return $word;
1135: }
1136: # Convert a letter code to numeric.
1137: #
1138: sub letters_to_num {
1139: my ($letters) = @_;
1140: my @letters = split('', uc($letters));
1.490 foxr 1141: my %substitution;
1.385 foxr 1142: my $digit = 0;
1143: foreach my $letter ('A'..'J') {
1144: $substitution{$letter} = $digit;
1145: $digit++;
1146: }
1147: # The substitution is done as below to preserve leading
1148: # zeroes which are needed to keep the code size exact
1149: #
1150: my $result ="";
1151: foreach my $letter (@letters) {
1152: $result.=$substitution{$letter};
1153: }
1154: return $result;
1155: }
1156:
1.383 foxr 1157: # Determine if a code is a valid numeric code. Valid
1158: # numeric codes must be comprised entirely of digits and
1.384 albertel 1159: # have a correct number of digits.
1.383 foxr 1160: #
1161: # Parameters:
1162: # value - proposed code value.
1.384 albertel 1163: # num_digits - Number of digits required.
1.383 foxr 1164: #
1165: sub is_valid_numeric_code {
1.384 albertel 1166: my ($value, $num_digits) = @_;
1.383 foxr 1167: # Remove leading/trailing whitespace;
1.387 foxr 1168: $value =~ s/^\s*//g;
1169: $value =~ s/\s*$//g;
1.383 foxr 1170:
1171: # All digits?
1.387 foxr 1172: if ($value !~ /^[0-9]+$/) {
1.383 foxr 1173: return "Numeric code $value has invalid characters - must only be digits";
1174: }
1.384 albertel 1175: if (length($value) != $num_digits) {
1176: return "Numeric code $value incorrect number of digits (correct = $num_digits)";
1177: }
1.385 foxr 1178: return undef;
1.383 foxr 1179: }
1180: # Determines if a code is a valid alhpa code. Alpha codes
1181: # are ciphers that map [A-J,a-j] -> 0..9 0..9.
1.384 albertel 1182: # They also have a correct digit count.
1.383 foxr 1183: # Parameters:
1184: # value - Proposed code value.
1.384 albertel 1185: # num_letters - correct number of letters.
1.383 foxr 1186: # Note:
1187: # leading and trailing whitespace are ignored.
1188: #
1189: sub is_valid_alpha_code {
1.384 albertel 1190: my ($value, $num_letters) = @_;
1.383 foxr 1191:
1192: # strip leading and trailing spaces.
1193:
1194: $value =~ s/^\s*//g;
1195: $value =~ s/\s*$//g;
1196:
1197: # All alphas in the right range?
1.384 albertel 1198: if ($value !~ /^[A-J,a-j]+$/) {
1.383 foxr 1199: return "Invalid letter code $value must only contain A-J";
1200: }
1.384 albertel 1201: if (length($value) != $num_letters) {
1202: return "Letter code $value has incorrect number of letters (correct = $num_letters)";
1203: }
1.385 foxr 1204: return undef;
1.383 foxr 1205: }
1206:
1.382 foxr 1207: # Determine if a code entered by the user in a helper is valid.
1208: # valid depends on the code type and the type of code selected.
1209: # The type of code selected can either be numeric or
1210: # Alphabetic. If alphabetic, the code, in fact is a simple
1211: # substitution cipher for the actual numeric code: 0->A, 1->B ...
1212: # We'll be nice and be case insensitive for alpha codes.
1213: # Parameters:
1214: # code_value - the value of the code the user typed in.
1215: # code_option - The code type selected from the set in the scantron format
1216: # table.
1217: # Returns:
1218: # undef - The code is valid.
1219: # other - An error message indicating what's wrong.
1220: #
1221: sub is_code_valid {
1222: my ($code_value, $code_option) = @_;
1.383 foxr 1223: my ($code_type, $code_length) = ('letter', 6); # defaults.
1.542 raeburn 1224: my @lines = &Apache::grades::get_scantronformat_file();
1225: foreach my $line (@lines) {
1.383 foxr 1226: my ($name, $type, $length) = (split(/:/, $line))[0,2,4];
1227: if($name eq $code_option) {
1228: $code_length = $length;
1229: if($type eq 'number') {
1230: $code_type = 'number';
1231: }
1232: }
1233: }
1234: my $valid;
1235: if ($code_type eq 'number') {
1.385 foxr 1236: return &is_valid_numeric_code($code_value, $code_length);
1.383 foxr 1237: } else {
1.385 foxr 1238: return &is_valid_alpha_code($code_value, $code_length);
1.383 foxr 1239: }
1.382 foxr 1240:
1241: }
1.618 foxr 1242: #
1243: # Compare two students by section (Used to sort by section).
1244: #
1245: # Implicit inputs,
1246: # $a - The first one
1247: # $b - The second one.
1248: #
1249: # Returns:
1250: # a-section cmp b-section
1251: #
1252: sub compare_sections {
1253: my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a);
1254: my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b);
1255:
1256: return $s1 cmp $s2;
1257: }
1.382 foxr 1258:
1.341 foxr 1259: # Compare two students by name. The students are in the form
1260: # returned by the helper:
1261: # user:domain:section:last, first:status
1262: # This is a helper function for the perl sort built-in therefore:
1263: # Implicit Inputs:
1264: # $a - The first element to compare (global)
1265: # $b - The second element to compare (global)
1266: # Returns:
1267: # -1 - $a < $b
1268: # 0 - $a == $b
1269: # +1 - $a > $b
1270: # Note that the initial comparison is done on the last names with the
1271: # first names only used to break the tie.
1272: #
1273: #
1274: sub compare_names {
1275: # First split the names up into the primary fields.
1276:
1277: my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a);
1278: my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b);
1279:
1280: # Now split the last name and first name of each n:
1281: #
1282:
1283: my ($l1,$f1) = split(/,/, $n1);
1284: my ($l2,$f2) = split(/,/, $n2);
1285:
1286: # We don't bother to remove the leading/trailing whitespace from the
1287: # firstname, unless the last names compare identical.
1288:
1289: if($l1 lt $l2) {
1290: return -1;
1291: }
1292: if($l1 gt $l2) {
1293: return 1;
1294: }
1295:
1296: # Break the tie on the first name, but there are leading (possibly trailing
1297: # whitespaces to get rid of first
1298: #
1299: $f1 =~ s/^\s+//; # Remove leading...
1300: $f1 =~ s/\s+$//; # Trailing spaces from first 1...
1301:
1302: $f2 =~ s/^\s+//;
1303: $f2 =~ s/\s+$//; # And the same for first 2...
1304:
1305: if($f1 lt $f2) {
1306: return -1;
1307: }
1308: if($f1 gt $f2) {
1309: return 1;
1310: }
1311:
1312: # Must be the same name.
1313:
1314: return 0;
1315: }
1316:
1.71 sakharuk 1317: sub latex_header_footer_remove {
1318: my $text = shift;
1319: $text =~ s/\\end{document}//;
1320: $text =~ s/\\documentclass([^&]*)\\begin{document}//;
1321: return $text;
1322: }
1.423 foxr 1323: #
1324: # If necessary, encapsulate text inside
1325: # a minipage env.
1326: # necessity is determined by the problem_split param.
1327: #
1328: sub encapsulate_minipage {
1329: my ($text) = @_;
1.427 albertel 1330: if (!($env{'form.problem.split'} =~ /yes/i)) {
1.423 foxr 1331: $text = '\begin{minipage}{\textwidth}'.$text.'\end{minipage}';
1332: }
1333: return $text;
1334: }
1.429 foxr 1335: #
1336: # The NUMBER_TO_PRINT and SPLIT_PDFS
1337: # variables interact, this sub looks at these two parameters
1338: # and comes up with a final value for NUMBER_TO_PRINT which can be:
1339: # all - if SPLIT_PDFS eq 'all'.
1340: # 1 - if SPLIT_PDFS eq 'oneper'
1341: # section - if SPLIT_PDFS eq 'sections'
1342: # <unchanged> - if SPLIT_PDFS eq 'usenumber'
1343: #
1344: sub adjust_number_to_print {
1345: my $helper = shift;
1.71 sakharuk 1346:
1.429 foxr 1347: my $split_pdf = $helper->{'VARS'}->{'SPLIT_PDFS'};
1348:
1349: if ($split_pdf eq 'all') {
1350: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'all';
1351: } elsif ($split_pdf eq 'oneper') {
1352: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 1;
1353: } elsif ($split_pdf eq 'sections') {
1354: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'section';
1355: } elsif ($split_pdf eq 'usenumber') {
1356: # Unmodified.
1357: } else {
1358: # Error!!!!
1.536 foxr 1359:
1360: croak "bad SPLIT_PDFS: $split_pdf in lonprintout::adjust_number_to_print";
1.429 foxr 1361:
1362: }
1363: }
1.71 sakharuk 1364:
1.531 foxr 1365:
1.37 sakharuk 1366: sub character_chart {
1.531 foxr 1367: my $result = shift;
1368: return &Apache::entities::replace_entities($result);
1369: }
1370:
1371: sub old_character_chart {
1.37 sakharuk 1372: my $result = shift;
1.116 sakharuk 1373: $result =~ s/&\#0?0?(7|9);//g;
1374: $result =~ s/&\#0?(10|13);//g;
1375: $result =~ s/&\#0?32;/ /g;
1376: $result =~ s/&\#0?33;/!/g;
1377: $result =~ s/&(\#0?34|quot);/\"/g;
1378: $result =~ s/&\#0?35;/\\\#/g;
1379: $result =~ s/&\#0?36;/\\\$/g;
1380: $result =~ s/&\#0?37;/\\%/g;
1381: $result =~ s/&(\#0?38|amp);/\\&/g;
1382: $result =~ s/&\#(0?39|146);/\'/g;
1383: $result =~ s/&\#0?40;/(/g;
1384: $result =~ s/&\#0?41;/)/g;
1385: $result =~ s/&\#0?42;/\*/g;
1386: $result =~ s/&\#0?43;/\+/g;
1387: $result =~ s/&\#(0?44|130);/,/g;
1388: $result =~ s/&\#0?45;/-/g;
1389: $result =~ s/&\#0?46;/\./g;
1390: $result =~ s/&\#0?47;/\//g;
1391: $result =~ s/&\#0?48;/0/g;
1392: $result =~ s/&\#0?49;/1/g;
1393: $result =~ s/&\#0?50;/2/g;
1394: $result =~ s/&\#0?51;/3/g;
1395: $result =~ s/&\#0?52;/4/g;
1396: $result =~ s/&\#0?53;/5/g;
1397: $result =~ s/&\#0?54;/6/g;
1398: $result =~ s/&\#0?55;/7/g;
1399: $result =~ s/&\#0?56;/8/g;
1400: $result =~ s/&\#0?57;/9/g;
1.269 albertel 1401: $result =~ s/&\#0?58;/:/g;
1.116 sakharuk 1402: $result =~ s/&\#0?59;/;/g;
1403: $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
1.281 sakharuk 1404: $result =~ s/&\#0?61;/\\ensuremath\{=\}/g;
1405: $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g;
1.116 sakharuk 1406: $result =~ s/&\#0?63;/\?/g;
1407: $result =~ s/&\#0?65;/A/g;
1408: $result =~ s/&\#0?66;/B/g;
1409: $result =~ s/&\#0?67;/C/g;
1410: $result =~ s/&\#0?68;/D/g;
1411: $result =~ s/&\#0?69;/E/g;
1412: $result =~ s/&\#0?70;/F/g;
1413: $result =~ s/&\#0?71;/G/g;
1414: $result =~ s/&\#0?72;/H/g;
1415: $result =~ s/&\#0?73;/I/g;
1416: $result =~ s/&\#0?74;/J/g;
1417: $result =~ s/&\#0?75;/K/g;
1418: $result =~ s/&\#0?76;/L/g;
1419: $result =~ s/&\#0?77;/M/g;
1420: $result =~ s/&\#0?78;/N/g;
1421: $result =~ s/&\#0?79;/O/g;
1422: $result =~ s/&\#0?80;/P/g;
1423: $result =~ s/&\#0?81;/Q/g;
1424: $result =~ s/&\#0?82;/R/g;
1425: $result =~ s/&\#0?83;/S/g;
1426: $result =~ s/&\#0?84;/T/g;
1427: $result =~ s/&\#0?85;/U/g;
1428: $result =~ s/&\#0?86;/V/g;
1429: $result =~ s/&\#0?87;/W/g;
1430: $result =~ s/&\#0?88;/X/g;
1431: $result =~ s/&\#0?89;/Y/g;
1432: $result =~ s/&\#0?90;/Z/g;
1433: $result =~ s/&\#0?91;/[/g;
1.281 sakharuk 1434: $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g;
1.116 sakharuk 1435: $result =~ s/&\#0?93;/]/g;
1.281 sakharuk 1436: $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g;
1.116 sakharuk 1437: $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
1438: $result =~ s/&\#(0?96|145);/\`/g;
1439: $result =~ s/&\#0?97;/a/g;
1440: $result =~ s/&\#0?98;/b/g;
1441: $result =~ s/&\#0?99;/c/g;
1442: $result =~ s/&\#100;/d/g;
1443: $result =~ s/&\#101;/e/g;
1444: $result =~ s/&\#102;/f/g;
1445: $result =~ s/&\#103;/g/g;
1446: $result =~ s/&\#104;/h/g;
1447: $result =~ s/&\#105;/i/g;
1448: $result =~ s/&\#106;/j/g;
1449: $result =~ s/&\#107;/k/g;
1450: $result =~ s/&\#108;/l/g;
1451: $result =~ s/&\#109;/m/g;
1452: $result =~ s/&\#110;/n/g;
1453: $result =~ s/&\#111;/o/g;
1454: $result =~ s/&\#112;/p/g;
1455: $result =~ s/&\#113;/q/g;
1456: $result =~ s/&\#114;/r/g;
1457: $result =~ s/&\#115;/s/g;
1458: $result =~ s/&\#116;/t/g;
1459: $result =~ s/&\#117;/u/g;
1460: $result =~ s/&\#118;/v/g;
1461: $result =~ s/&\#119;/w/g;
1462: $result =~ s/&\#120;/x/g;
1463: $result =~ s/&\#121;/y/g;
1464: $result =~ s/&\#122;/z/g;
1465: $result =~ s/&\#123;/\\{/g;
1466: $result =~ s/&\#124;/\|/g;
1467: $result =~ s/&\#125;/\\}/g;
1468: $result =~ s/&\#126;/\~/g;
1469: $result =~ s/&\#131;/\\textflorin /g;
1470: $result =~ s/&\#132;/\"/g;
1.281 sakharuk 1471: $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g;
1472: $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g;
1473: $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g;
1.116 sakharuk 1474: $result =~ s/&\#137;/\\textperthousand /g;
1475: $result =~ s/&\#140;/{\\OE}/g;
1476: $result =~ s/&\#147;/\`\`/g;
1477: $result =~ s/&\#148;/\'\'/g;
1.281 sakharuk 1478: $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
1.494 albertel 1479: $result =~ s/&(\#150|\#8211);/--/g;
1.116 sakharuk 1480: $result =~ s/&\#151;/---/g;
1.281 sakharuk 1481: $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
1.116 sakharuk 1482: $result =~ s/&\#153;/\\texttrademark /g;
1483: $result =~ s/&\#156;/\\oe/g;
1484: $result =~ s/&\#159;/\\\"Y/g;
1.283 albertel 1485: $result =~ s/&(\#160|nbsp);/~/g;
1.116 sakharuk 1486: $result =~ s/&(\#161|iexcl);/!\`/g;
1487: $result =~ s/&(\#162|cent);/\\textcent /g;
1488: $result =~ s/&(\#163|pound);/\\pounds /g;
1489: $result =~ s/&(\#164|curren);/\\textcurrency /g;
1490: $result =~ s/&(\#165|yen);/\\textyen /g;
1491: $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
1492: $result =~ s/&(\#167|sect);/\\textsection /g;
1.530 foxr 1493: $result =~ s/&(\#168|uml);/\\"\{\} /g;
1.116 sakharuk 1494: $result =~ s/&(\#169|copy);/\\copyright /g;
1495: $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
1.281 sakharuk 1496: $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
1.116 sakharuk 1497: $result =~ s/&(\#173|shy);/ - /g;
1498: $result =~ s/&(\#174|reg);/\\textregistered /g;
1.281 sakharuk 1499: $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g;
1500: $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g;
1501: $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
1502: $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
1503: $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
1.530 foxr 1504: $result =~ s/&(\#180|acute);/\\'\{\} /g;
1.281 sakharuk 1505: $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
1.116 sakharuk 1506: $result =~ s/&(\#182|para);/\\P/g;
1.281 sakharuk 1507: $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
1.116 sakharuk 1508: $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
1.281 sakharuk 1509: $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g;
1.116 sakharuk 1510: $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
1511: $result =~ s/&(\#188|frac14);/\\textonequarter /g;
1512: $result =~ s/&(\#189|frac12);/\\textonehalf /g;
1513: $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
1514: $result =~ s/&(\#191|iquest);/?\`/g;
1515: $result =~ s/&(\#192|Agrave);/\\\`{A}/g;
1516: $result =~ s/&(\#193|Aacute);/\\\'{A}/g;
1517: $result =~ s/&(\#194|Acirc);/\\^{A}/g;
1518: $result =~ s/&(\#195|Atilde);/\\~{A}/g;
1519: $result =~ s/&(\#196|Auml);/\\\"{A}/g;
1520: $result =~ s/&(\#197|Aring);/{\\AA}/g;
1521: $result =~ s/&(\#198|AElig);/{\\AE}/g;
1522: $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
1523: $result =~ s/&(\#200|Egrave);/\\\`{E}/g;
1524: $result =~ s/&(\#201|Eacute);/\\\'{E}/g;
1525: $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
1526: $result =~ s/&(\#203|Euml);/\\\"{E}/g;
1527: $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
1528: $result =~ s/&(\#205|Iacute);/\\\'{I}/g;
1529: $result =~ s/&(\#206|Icirc);/\\^{I}/g;
1530: $result =~ s/&(\#207|Iuml);/\\\"{I}/g;
1531: $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
1532: $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
1533: $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
1534: $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
1535: $result =~ s/&(\#213|Otilde);/\\~{O}/g;
1536: $result =~ s/&(\#214|Ouml);/\\\"{O}/g;
1.281 sakharuk 1537: $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
1.116 sakharuk 1538: $result =~ s/&(\#216|Oslash);/{\\O}/g;
1539: $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;
1540: $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
1541: $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
1542: $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
1543: $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
1.329 sakharuk 1544: $result =~ s/&(\#223|szlig);/{\\ss}/g;
1.116 sakharuk 1545: $result =~ s/&(\#224|agrave);/\\\`{a}/g;
1546: $result =~ s/&(\#225|aacute);/\\\'{a}/g;
1547: $result =~ s/&(\#226|acirc);/\\^{a}/g;
1548: $result =~ s/&(\#227|atilde);/\\~{a}/g;
1549: $result =~ s/&(\#228|auml);/\\\"{a}/g;
1550: $result =~ s/&(\#229|aring);/{\\aa}/g;
1551: $result =~ s/&(\#230|aelig);/{\\ae}/g;
1552: $result =~ s/&(\#231|ccedil);/\\c{c}/g;
1553: $result =~ s/&(\#232|egrave);/\\\`{e}/g;
1554: $result =~ s/&(\#233|eacute);/\\\'{e}/g;
1555: $result =~ s/&(\#234|ecirc);/\\^{e}/g;
1556: $result =~ s/&(\#235|euml);/\\\"{e}/g;
1557: $result =~ s/&(\#236|igrave);/\\\`{i}/g;
1558: $result =~ s/&(\#237|iacute);/\\\'{i}/g;
1559: $result =~ s/&(\#238|icirc);/\\^{i}/g;
1560: $result =~ s/&(\#239|iuml);/\\\"{i}/g;
1.281 sakharuk 1561: $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g;
1.116 sakharuk 1562: $result =~ s/&(\#241|ntilde);/\\~{n}/g;
1563: $result =~ s/&(\#242|ograve);/\\\`{o}/g;
1564: $result =~ s/&(\#243|oacute);/\\\'{o}/g;
1565: $result =~ s/&(\#244|ocirc);/\\^{o}/g;
1566: $result =~ s/&(\#245|otilde);/\\~{o}/g;
1567: $result =~ s/&(\#246|ouml);/\\\"{o}/g;
1.281 sakharuk 1568: $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
1.116 sakharuk 1569: $result =~ s/&(\#248|oslash);/{\\o}/g;
1570: $result =~ s/&(\#249|ugrave);/\\\`{u}/g;
1571: $result =~ s/&(\#250|uacute);/\\\'{u}/g;
1572: $result =~ s/&(\#251|ucirc);/\\^{u}/g;
1573: $result =~ s/&(\#252|uuml);/\\\"{u}/g;
1574: $result =~ s/&(\#253|yacute);/\\\'{y}/g;
1575: $result =~ s/&(\#255|yuml);/\\\"{y}/g;
1.399 albertel 1576: $result =~ s/&\#295;/\\ensuremath\{\\hbar\}/g;
1.281 sakharuk 1577: $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
1.117 sakharuk 1578: #Greek Alphabet
1.281 sakharuk 1579: $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
1580: $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
1581: $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
1582: $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g;
1583: $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g;
1584: $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g;
1585: $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g;
1586: $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g;
1587: $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g;
1588: $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g;
1589: $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g;
1590: $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g;
1591: $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g;
1592: $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g;
1.199 sakharuk 1593: $result =~ s/&(omicron|\#959);/o/g;
1.281 sakharuk 1594: $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g;
1595: $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g;
1596: $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g;
1597: $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g;
1598: $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g;
1599: $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g;
1600: $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g;
1601: $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g;
1602: $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g;
1603: $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g;
1604: $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g;
1.199 sakharuk 1605: $result =~ s/&(Alpha|\#913);/A/g;
1606: $result =~ s/&(Beta|\#914);/B/g;
1.281 sakharuk 1607: $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g;
1608: $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g;
1.199 sakharuk 1609: $result =~ s/&(Epsilon|\#917);/E/g;
1610: $result =~ s/&(Zeta|\#918);/Z/g;
1611: $result =~ s/&(Eta|\#919);/H/g;
1.281 sakharuk 1612: $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g;
1.199 sakharuk 1613: $result =~ s/&(Iota|\#921);/I/g;
1614: $result =~ s/&(Kappa|\#922);/K/g;
1.281 sakharuk 1615: $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g;
1.199 sakharuk 1616: $result =~ s/&(Mu|\#924);/M/g;
1617: $result =~ s/&(Nu|\#925);/N/g;
1.281 sakharuk 1618: $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g;
1.199 sakharuk 1619: $result =~ s/&(Omicron|\#927);/O/g;
1.281 sakharuk 1620: $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g;
1.199 sakharuk 1621: $result =~ s/&(Rho|\#929);/P/g;
1.281 sakharuk 1622: $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g;
1.199 sakharuk 1623: $result =~ s/&(Tau|\#932);/T/g;
1.281 sakharuk 1624: $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g;
1625: $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g;
1.199 sakharuk 1626: $result =~ s/&(Chi|\#935);/X/g;
1.281 sakharuk 1627: $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
1628: $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
1.199 sakharuk 1629: #Arrows (extended HTML 4.01)
1.281 sakharuk 1630: $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
1631: $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
1632: $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
1633: $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g;
1634: $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g;
1635: $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g;
1636: $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g;
1637: $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
1638: $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
1639: $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
1.199 sakharuk 1640: #Mathematical Operators (extended HTML 4.01)
1.281 sakharuk 1641: $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
1642: $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
1643: $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
1644: $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g;
1645: $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g;
1646: $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g;
1647: $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g;
1648: $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g;
1649: $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g;
1650: $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g;
1651: $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g;
1.390 albertel 1652: $result =~ s/–/\\ensuremath\{-\}/g;
1.281 sakharuk 1653: $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g;
1654: $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g;
1655: $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g;
1656: $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g;
1657: $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g;
1658: $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g;
1659: $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g;
1660: $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g;
1661: $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g;
1662: $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g;
1663: $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g;
1664: $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g;
1665: $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g;
1666: $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g;
1667: $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g;
1668: $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g;
1669: $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g;
1670: $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g;
1671: $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g;
1672: $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g;
1673: $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g;
1674: $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g;
1675: $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g;
1676: $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
1677: $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
1678: $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
1.199 sakharuk 1679: #Geometric Shapes (extended HTML 4.01)
1.281 sakharuk 1680: $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
1.199 sakharuk 1681: #Miscellaneous Symbols (extended HTML 4.01)
1.281 sakharuk 1682: $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
1683: $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
1684: $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
1685: $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g;
1.495 foxr 1686: # Chemically useful 'things' contributed by Hon Kie (bug 4652).
1.515 foxr 1687:
1.495 foxr 1688: $result =~ s/&\#8636;/\\ensuremath\{\\leftharpoonup\}/g;
1689: $result =~ s/&\#8637;/\\ensuremath\{\\leftharpoondown\}/g;
1690: $result =~ s/&\#8640;/\\ensuremath\{\\rightharpoonup\}/g;
1691: $result =~ s/&\#8641;/\\ensuremath\{\\rightharpoondown\}/g;
1692: $result =~ s/&\#8652;/\\ensuremath\{\\rightleftharpoons\}/g;
1693: $result =~ s/&\#8605;/\\ensuremath\{\\leadsto\}/g;
1694: $result =~ s/&\#8617;/\\ensuremath\{\\hookleftarrow\}/g;
1695: $result =~ s/&\#8618;/\\ensuremath\{\\hookrightarrow\}/g;
1696: $result =~ s/&\#8614;/\\ensuremath\{\\mapsto\}/g;
1697: $result =~ s/&\#8599;/\\ensuremath\{\\nearrow\}/g;
1698: $result =~ s/&\#8600;/\\ensuremath\{\\searrow\}/g;
1699: $result =~ s/&\#8601;/\\ensuremath\{\\swarrow\}/g;
1700: $result =~ s/&\#8598;/\\ensuremath\{\\nwarrow\}/g;
1.513 foxr 1701:
1702: # Left/right quotations:
1703:
1704: $result =~ s/&(ldquo|#8220);/\`\`/g;
1705: $result =~ s/&(rdquo|#8221);/\'\'/g;
1706:
1707:
1.559 foxr 1708:
1.37 sakharuk 1709: return $result;
1710: }
1.41 sakharuk 1711:
1712:
1.327 albertel 1713: #width, height, oddsidemargin, evensidemargin, topmargin
1714: my %page_formats=
1715: ('letter' => {
1716: 'book' => {
1.493 foxr 1717: '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.275 in'],
1718: '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.275 in']
1.327 albertel 1719: },
1720: 'album' => {
1.496 foxr 1721: '1' => [ '8.8 in', '6.8 in','-0.55 in', '-0.55 in','0.394 in'],
1.484 albertel 1722: '2' => [ '4.8 in', '6.8 in','-0.5 in', '-1.0 in','3.5 in']
1.327 albertel 1723: },
1724: },
1725: 'legal' => {
1726: 'book' => {
1727: '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'],
1.514 foxr 1728: '2' => ['3.66 in','13 in','-0.57 in','-0.57 in','-0.5 in']
1.327 albertel 1729: },
1730: 'album' => {
1.376 albertel 1731: '1' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'],
1732: '2' => ['6.0 in','7.1 in','-1 in','-1 in','5 in']
1.327 albertel 1733: },
1734: },
1735: 'tabloid' => {
1736: 'book' => {
1737: '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'],
1738: '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in']
1739: },
1740: 'album' => {
1.376 albertel 1741: '1' => ['16 in','9.8 in','-0.57 in','-0.57 in','-0.5 in'],
1742: '2' => ['16 in','4.9 in','-0.57 in','-0.57 in','-0.5 in']
1.327 albertel 1743: },
1744: },
1745: 'executive' => {
1746: 'book' => {
1747: '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'],
1748: '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in']
1749: },
1750: 'album' => {
1751: '1' => [],
1752: '2' => []
1753: },
1754: },
1755: 'a2' => {
1756: 'book' => {
1757: '1' => [],
1758: '2' => []
1759: },
1760: 'album' => {
1761: '1' => [],
1762: '2' => []
1763: },
1764: },
1765: 'a3' => {
1766: 'book' => {
1767: '1' => [],
1768: '2' => []
1769: },
1770: 'album' => {
1771: '1' => [],
1772: '2' => []
1773: },
1774: },
1775: 'a4' => {
1776: 'book' => {
1.493 foxr 1777: '1' => ['17.6 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm'],
1.496 foxr 1778: '2' => [ '9.1 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm']
1.327 albertel 1779: },
1780: 'album' => {
1.496 foxr 1781: '1' => ['21.59 cm','19.558 cm','-1.397cm','-2.11 cm','0 cm'],
1.493 foxr 1782: '2' => ['9.91 cm','19.558 cm','-1.397 cm','-2.11 cm','0 cm']
1.327 albertel 1783: },
1784: },
1785: 'a5' => {
1786: 'book' => {
1787: '1' => [],
1788: '2' => []
1789: },
1790: 'album' => {
1791: '1' => [],
1792: '2' => []
1793: },
1794: },
1795: 'a6' => {
1796: 'book' => {
1797: '1' => [],
1798: '2' => []
1799: },
1800: 'album' => {
1801: '1' => [],
1802: '2' => []
1803: },
1804: },
1805: );
1806:
1.177 sakharuk 1807: sub page_format {
1.140 sakharuk 1808: #
1.326 sakharuk 1809: #Supported paper format: "Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",
1810: # "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
1811: # "A2 [420x594 mm]", "A3 [297x420 mm]",
1812: # "A4 [210x297 mm]", "A5 [148x210 mm]",
1813: # "A6 [105x148 mm]"
1.140 sakharuk 1814: #
1815: my ($papersize,$layout,$numberofcolumns) = @_;
1.327 albertel 1816: return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}};
1.140 sakharuk 1817: }
1.76 sakharuk 1818:
1819:
1.126 albertel 1820: sub get_name {
1821: my ($uname,$udom)=@_;
1.373 albertel 1822: if (!defined($uname)) { $uname=$env{'user.name'}; }
1823: if (!defined($udom)) { $udom=$env{'user.domain'}; }
1.126 albertel 1824: my $plainname=&Apache::loncommon::plainname($uname,$udom);
1.213 albertel 1825: if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
1.453 foxr 1826: $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
1.213 albertel 1827: return $plainname;
1.126 albertel 1828: }
1829:
1.213 albertel 1830: sub get_course {
1831: my $courseidinfo;
1.373 albertel 1832: if (defined($env{'request.course.id'})) {
1.439 www 1833: $courseidinfo = &Apache::lonxml::latex_special_symbols(&unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header');
1.537 foxr 1834: my $sec = $env{'request.course.sec'};
1835:
1.213 albertel 1836: }
1837: return $courseidinfo;
1838: }
1.177 sakharuk 1839:
1.76 sakharuk 1840: sub page_format_transformation {
1.312 sakharuk 1841: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_;
1.202 sakharuk 1842: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
1.454 foxr 1843:
1.312 sakharuk 1844: if ($selectionmade eq '4') {
1.502 foxr 1845: if ($choice eq 'all_problems') {
1.561 bisitz 1846: $assignment=&mt('Problems from the Whole Course');
1.502 foxr 1847: } else {
1.561 bisitz 1848: $assignment=&mt('Resources from the Whole Course');
1.502 foxr 1849: }
1.312 sakharuk 1850: } else {
1851: $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
1852: }
1.261 sakharuk 1853: ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
1.454 foxr 1854:
1855:
1.126 albertel 1856: my $name = &get_name();
1.213 albertel 1857: my $courseidinfo = &get_course();
1.455 albertel 1858: my $header_text = $parmhash{'print_header_format'};
1.486 foxr 1859: $header_text = &format_page_header($textwidth, $header_text, $assignment,
1.455 albertel 1860: $courseidinfo, $name);
1.319 sakharuk 1861: my $topmargintoinsert = '';
1862: if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
1.325 sakharuk 1863: my $fancypagestatement='';
1864: if ($numberofcolumns eq '2') {
1.455 albertel 1865: $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{$header_text}";
1.325 sakharuk 1866: } else {
1.455 albertel 1867: $fancypagestatement="\\rhead{}\\chead{}\\lhead{$header_text}";
1.325 sakharuk 1868: }
1.140 sakharuk 1869: if ($layout eq 'album') {
1.550 foxr 1870: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$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}$fancypagestatement\\usepackage{booktabs}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /;
1.140 sakharuk 1871: } elsif ($layout eq 'book') {
1872: if ($choice ne 'All class print') {
1.550 foxr 1873: $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 1874: } else {
1.550 foxr 1875: $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\usepackage{booktabs}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1} \\vskip 5 mm\n /;
1.319 sakharuk 1876: }
1.326 sakharuk 1877: if ($papersize eq 'a4') {
1.575 foxr 1878: my $papersize_text;
1879: if ($perm{'pav'}) {
1880: $papersize_text = '\\special{papersize=210mm,297mm}';
1881: } else {
1882: $papersize_text = '\special{papersize=210mm,297mm}';
1883: }
1884: $text =~ s/(\\begin{document})/$1$papersize_text/;
1.140 sakharuk 1885: }
1886: }
1.214 sakharuk 1887: if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
1888: if ($indexlist eq 'yes') {
1889: $text=~s/(\\begin{document})/\\makeindex $1/;
1890: $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;
1891: }
1.140 sakharuk 1892: return $text;
1893: }
1894:
1895:
1.33 sakharuk 1896: sub page_cleanup {
1897: my $result = shift;
1.65 sakharuk 1898:
1899: $result =~ m/\\end{document}(\d*)$/;
1.34 sakharuk 1900: my $number_of_columns = $1;
1.33 sakharuk 1901: my $insert = '{';
1.34 sakharuk 1902: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1.33 sakharuk 1903: $insert .= '}';
1.65 sakharuk 1904: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
1.34 sakharuk 1905: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
1906: return $result,$number_of_columns;
1.7 sakharuk 1907: }
1.5 sakharuk 1908:
1.3 sakharuk 1909:
1.60 sakharuk 1910: sub details_for_menu {
1.335 albertel 1911: my ($helper)=@_;
1.373 albertel 1912: my $postdata=$env{'form.postdata'};
1.335 albertel 1913: if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }
1914: my $name_of_resource = &Apache::lonnet::gettitle($postdata);
1915: my $symbolic = &Apache::lonnet::symbread($postdata);
1.482 albertel 1916: return if ( $symbolic eq '');
1917:
1.233 www 1918: my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
1.123 albertel 1919: $map=&Apache::lonnet::clutter($map);
1.269 albertel 1920: my $name_of_sequence = &Apache::lonnet::gettitle($map);
1.63 albertel 1921: if ($name_of_sequence =~ /^\s*$/) {
1.123 albertel 1922: $map =~ m|([^/]+)$|;
1923: $name_of_sequence = $1;
1.63 albertel 1924: }
1.373 albertel 1925: my $name_of_map = &Apache::lonnet::gettitle($env{'request.course.uri'});
1.63 albertel 1926: if ($name_of_map =~ /^\s*$/) {
1.373 albertel 1927: $env{'request.course.uri'} =~ m|([^/]+)$|;
1.123 albertel 1928: $name_of_map = $1;
1929: }
1.335 albertel 1930: return ($name_of_resource,$name_of_sequence,$name_of_map);
1.76 sakharuk 1931: }
1932:
1.476 albertel 1933: sub copyright_line {
1934: 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 } ';
1935: }
1936: my $end_of_student = "\n".'\special{ps:ENDOFSTUDENTSTAMP}'."\n";
1.76 sakharuk 1937:
1938: sub latex_corrections {
1.408 albertel 1939: my ($number_of_columns,$result,$selectionmade,$answer_mode) = @_;
1.185 sakharuk 1940: # $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
1.476 albertel 1941: my $copyright = ©right_line();
1.408 albertel 1942: if ($selectionmade eq '1' || $answer_mode eq 'only') {
1.476 albertel 1943: $result =~ s/(\\end{document})/\\strut\\vskip 0 mm $copyright $end_of_student $1/;
1.408 albertel 1944: } else {
1.476 albertel 1945: $result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline $copyright $end_of_student $1/;
1.316 sakharuk 1946: }
1.476 albertel 1947: $result =~ s/\$number_of_columns/$number_of_columns/g;
1.91 sakharuk 1948: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
1949: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
1.76 sakharuk 1950: #-- LaTeX corrections
1951: my $first_comment = index($result,'<!--',0);
1952: while ($first_comment != -1) {
1953: my $end_comment = index($result,'-->',$first_comment);
1954: substr($result,$first_comment,$end_comment-$first_comment+3) = '';
1955: $first_comment = index($result,'<!--',$first_comment);
1956: }
1957: $result =~ s/^\s+$//gm; #remove empty lines
1.377 albertel 1958: #removes more than one empty space
1959: $result =~ s|(\s\s+)|($1=~/[\n\r]/)?"\n":" "|ge;
1.76 sakharuk 1960: $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
1961: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
1962: $result =~ s/{\\par }\s*\\\\/\\\\/gm;
1.313 sakharuk 1963: $result =~ s/\\\\\s+\[/ \[/g;
1.76 sakharuk 1964: #conversion of html characters to LaTeX equivalents
1965: if ($result =~ m/&(\w+|#\d+);/) {
1966: $result = &character_chart($result);
1967: }
1968: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
1969: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
1970: return $result;
1.60 sakharuk 1971: }
1972:
1.3 sakharuk 1973:
1.214 sakharuk 1974: sub index_table {
1975: my $currentURL = shift;
1976: my $insex_string='';
1977: $currentURL=~s/\.([^\/+])$/\.$1\.meta/;
1978: $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');
1979: return $insex_string;
1980: }
1981:
1982:
1.215 sakharuk 1983: sub IndexCreation {
1984: my ($texversion,$currentURL)=@_;
1985: my @key_words=split(/,/,&index_table($currentURL));
1986: my $chunk='';
1987: my $st=index $texversion,'\addcontentsline{toc}{subsection}{';
1988: if ($st>0) {
1989: for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}
1990: $chunk=substr($texversion,0,$st+1);
1991: substr($texversion,0,$st+1)=' ';
1992: }
1993: foreach my $key_word (@key_words) {
1994: if ($key_word=~/\S+/) {
1995: $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;
1996: }
1997: }
1998: if ($st>0) {substr($texversion,0,1)=$chunk;}
1999: return $texversion;
2000: }
2001:
1.242 sakharuk 2002: sub print_latex_header {
2003: my $mode=shift;
1.550 foxr 2004:
2005: return &Apache::londefdef::latex_header($mode);
1.242 sakharuk 2006: }
2007:
2008: sub path_to_problem {
1.328 albertel 2009: my ($urlp,$colwidth)=@_;
1.404 albertel 2010: $urlp=&Apache::lonnet::clutter($urlp);
2011:
1.242 sakharuk 2012: my $newurlp = '';
1.328 albertel 2013: $colwidth=~s/\s*mm\s*$//;
2014: #characters average about 2 mm in width
1.360 albertel 2015: if (length($urlp)*2 > $colwidth) {
1.404 albertel 2016: my @elements = split('/',$urlp);
1.328 albertel 2017: my $curlength=0;
2018: foreach my $element (@elements) {
1.404 albertel 2019: if ($element eq '') { next; }
1.328 albertel 2020: if ($curlength+(length($element)*2) > $colwidth) {
1.404 albertel 2021: $newurlp .= '|\vskip -1 mm \verb|';
2022: $curlength=length($element)*2;
1.328 albertel 2023: } else {
2024: $curlength+=length($element)*2;
1.242 sakharuk 2025: }
1.328 albertel 2026: $newurlp.='/'.$element;
1.242 sakharuk 2027: }
1.253 sakharuk 2028: } else {
2029: $newurlp=$urlp;
1.242 sakharuk 2030: }
2031: return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
2032: }
1.215 sakharuk 2033:
1.275 sakharuk 2034: sub recalcto_mm {
2035: my $textwidth=shift;
2036: my $LaTeXwidth;
1.339 albertel 2037: if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) {
1.275 sakharuk 2038: $LaTeXwidth = $1*10;
1.339 albertel 2039: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) {
1.275 sakharuk 2040: $LaTeXwidth = $1;
1.339 albertel 2041: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) {
1.275 sakharuk 2042: $LaTeXwidth = $1*25.4;
2043: }
2044: $LaTeXwidth.=' mm';
2045: return $LaTeXwidth;
2046: }
2047:
1.285 albertel 2048: sub get_textwidth {
2049: my ($helper,$LaTeXwidth)=@_;
1.286 albertel 2050: my $textwidth=$LaTeXwidth;
1.285 albertel 2051: if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
2052: $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
1.286 albertel 2053: $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
2054: $helper->{'VARS'}->{'pagesize.widthunit'});
1.285 albertel 2055: }
1.286 albertel 2056: return $textwidth;
1.285 albertel 2057: }
2058:
1.296 sakharuk 2059:
2060: sub unsupported {
1.414 albertel 2061: my ($currentURL,$mode,$symb)=@_;
1.307 sakharuk 2062: if ($mode ne '') {$mode='\\'.$mode}
1.308 sakharuk 2063: my $result.= &print_latex_header($mode);
1.414 albertel 2064: if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {
2065: $currentURL=~s|^(/adm/wrapper/)?ext/|http://|;
1.623 raeburn 2066: $currentURL=~s|^http://https://|https://|;
1.414 albertel 2067: my $title=&Apache::lonnet::gettitle($symb);
2068: $title = &Apache::lonxml::latex_special_symbols($title);
2069: $result.=' \strut \\\\ '.$title.' \strut \\\\ '.$currentURL.' ';
1.296 sakharuk 2070: } else {
2071: $result.=$currentURL;
2072: }
1.419 albertel 2073: $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
1.296 sakharuk 2074: return $result;
2075: }
2076:
1.559 foxr 2077: #
2078: # Map from helper layout style to the book/album:
2079: #
2080: sub map_laystyle {
2081: my ($laystyle) = @_;
2082: if ($laystyle eq 'L') {
2083: $laystyle='album';
2084: } else {
2085: $laystyle='book';
2086: }
2087: return $laystyle;
2088: }
2089:
2090: sub print_page_in_course {
2091: my ($helper, $rparmhash, $currentURL, $resources) = @_;
1.602 www 2092:
1.559 foxr 2093: my %parmhash = %$rparmhash;
2094: my @page_resources = @$resources;
2095: my $mode = $helper->{'VARS'}->{'LATEX_TYPE'};
2096: my $symb = $helper->{'VARS'}->{'symb'};
2097:
2098:
2099: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
2100:
2101:
2102: my @temporary_array=split /\|/,$format_from_helper;
2103: my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array;
2104: $laystyle = &map_laystyle($laystyle);
2105: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,
2106: $numberofcolumns);
2107: my $LaTeXwidth=&recalcto_mm($textwidth);
2108:
2109:
2110: if ($mode ne '') {$mode='\\'.$mode}
1.562 foxr 2111: my $result = &print_latex_header($mode);
1.559 foxr 2112: if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {
2113: $currentURL=~s|^(/adm/wrapper/)?ext/|http://|;
2114: my $title=&Apache::lonnet::gettitle($symb);
2115: $title = &Apache::lonxml::latex_special_symbols($title);
2116: } else {
1.582 raeburn 2117: my $esc_currentURL= $currentURL;
2118: $esc_currentURL =~ s/_/\\_/g;
2119: $result.=$esc_currentURL;
1.559 foxr 2120: }
2121: $result .= '\\\\';
2122:
2123: if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
2124: &Apache::lonnet::appenv({'construct.style' =>
2125: $helper->{'VARS'}->{'style_file'}});
2126: } elsif ($env{'construct.style'}) {
2127: &Apache::lonnet::delenv('construct.style');
2128: }
2129:
2130: # First is the overall page description. This is then followed by the
2131: # components of the page. Each of which must be printed independently.
1.564 foxr 2132: my $the_page = shift(@page_resources);
1.559 foxr 2133:
2134:
2135: foreach my $resource (@page_resources) {
2136: my $resource_src = $resource->src(); # Essentially the URL of the resource.
2137: $result .= $resource->title() . '\\\\';
2138:
2139: # Recurse if a .page:
2140:
2141: if ($resource_src =~ /.page$/i) {
2142: my $navmap = Apache::lonnavmaps::navmap->new();
2143: my @page_resources = $navmap->retrieveResources($resource_src);
2144: $result .= &print_page_in_course($helper, $rparmhash,
2145: $resource_src, \@page_resources);
1.624 raeburn 2146: } elsif ($resource->ext()) {
2147: $result .= &unsupported($currentURL,$mode,$symb);
1.559 foxr 2148: }
2149: # these resources go through the XML transformer:
2150:
1.602 www 2151: elsif ($resource_src =~ /\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
2152:
1.559 foxr 2153: my $urlp = &Apache::lonnet::clutter($resource_src);
1.602 www 2154:
1.559 foxr 2155: my %form;
2156: my %moreenv;
2157:
2158: &Apache::lonxml::remember_problem_counter();
2159: $moreenv{'request.filename'}=$urlp;
2160: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
2161:
2162: $form{'grade_target'} = 'tex';
2163: $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth);
1.576 raeburn 2164: $form{'pdfFormFields'} = $pdfFormFields; #
1.559 foxr 2165: $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
2166:
2167: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
2168: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
2169: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
2170: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
2171: $form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
2172: if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') ||
2173: ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
2174: $form{'problem_split'}='yes';
2175: }
2176: my $rndseed = time;
2177: if ($helper->{'VARS'}->{'curseed'}) {
2178: $rndseed=$helper->{'VARS'}->{'curseed'};
2179: }
2180: $form{'rndseed'}=$rndseed;
2181: &Apache::lonnet::appenv(\%moreenv);
2182:
2183: &Apache::lonxml::clear_problem_counter();
2184:
2185: my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form);
2186:
2187:
2188: # current document with answers.. no need to encap in minipage
2189: # since there's only one answer.
2190:
2191: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
2192: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
2193: my %answerform = %form;
2194:
2195:
2196: $answerform{'problem_split'}=$parmhash{'problem_stream_switch'};
2197: $answerform{'grade_target'}='answer';
2198: $answerform{'answer_output_mode'}='tex';
2199: $answerform{'rndseed'}=$rndseed;
2200: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {
2201: $answerform{'problemtype'}='exam';
2202: }
2203: $resources_printed .= $urlp.':';
2204: my $answer=&ssi_with_retries($urlp,$ssi_retry_count, %answerform);
2205:
2206: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
2207: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
2208: } else {
1.562 foxr 2209: $texversion= &print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.559 foxr 2210: if ($helper->{'VARS'}->{'construction'} ne '1') {
2211: my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});
2212: $title = &Apache::lonxml::latex_special_symbols($title);
2213: $texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
2214: $texversion.=&path_to_problem($urlp,$LaTeXwidth);
2215: } else {
1.602 www 2216: $texversion.='\vskip 0 mm \noindent\textbf{'.
2217: &mt("Printing from Construction Space: No Title").'}\vskip 0 mm ';
2218: $texversion.=&path_to_problem($urlp,$LaTeXwidth);
1.559 foxr 2219: }
2220: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
2221: }
2222:
2223:
2224:
2225:
2226:
2227: }
2228: # Print annotations.
2229:
2230:
2231: if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
2232: my $annotation .= &annotate($currentURL);
2233: $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
2234: }
2235:
2236: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
2237: $texversion=&IndexCreation($texversion,$currentURL);
2238: }
2239: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
2240: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
2241:
2242: }
1.562 foxr 2243: $texversion = &latex_header_footer_remove($texversion);
2244:
2245: # the first remaining line is a comment from londefdef the second
2246: # line seems to be an extraneous \vskip 1mm \\\\ :
2247: # (imperfect removal from header_footer_remove?
2248:
2249: $texversion =~ s/\\vskip 1mm \\\\\\\\//;
2250:
1.559 foxr 2251: $result .= $texversion;
2252: if ($currentURL=~m/\.page\s*$/) {
2253: ($result,$numberofcolumns) = &page_cleanup($result);
2254: }
2255: }
2256: }
2257:
2258: $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
2259: return $result;
2260: }
2261:
1.296 sakharuk 2262:
1.363 foxr 2263: #
1.395 www 2264: # List of recently generated print files
2265: #
2266: sub recently_generated {
1.584 raeburn 2267: my ($prtspool) = @_;
2268: my $output;
1.400 albertel 2269: my $zip_result;
2270: my $pdf_result;
1.395 www 2271: opendir(DIR,$prtspool);
1.400 albertel 2272:
2273: my @files =
2274: grep(/^$env{'user.name'}_$env{'user.domain'}_printout_(\d+)_.*\.(pdf|zip)$/,readdir(DIR));
1.395 www 2275: closedir(DIR);
1.400 albertel 2276:
2277: @files = sort {
2278: my ($actime) = (stat($prtspool.'/'.$a))[10];
2279: my ($bctime) = (stat($prtspool.'/'.$b))[10];
2280: return $bctime <=> $actime;
2281: } (@files);
2282:
2283: foreach my $filename (@files) {
2284: my ($ext) = ($filename =~ m/(pdf|zip)$/);
2285: my ($cdev,$cino,$cmode,$cnlink,
2286: $cuid,$cgid,$crdev,$csize,
2287: $catime,$cmtime,$cctime,
2288: $cblksize,$cblocks)=stat($prtspool.'/'.$filename);
1.544 bisitz 2289: my $ext_text = 'pdf' ? &mt('PDF File'):&mt('Zip File');
2290: my $result=&Apache::loncommon::start_data_table_row()
2291: .'<td>'
2292: .'<a href="/prtspool/'.$filename.'">'.$ext_text.'</a>'
2293: .'</td>'
2294: .'<td>'.&Apache::lonlocal::locallocaltime($cctime).'</td>'
2295: .'<td align="right">'.$csize.'</td>'
2296: .&Apache::loncommon::end_data_table_row();
1.400 albertel 2297: if ($ext eq 'pdf') { $pdf_result .= $result; }
2298: if ($ext eq 'zip') { $zip_result .= $result; }
2299: }
1.544 bisitz 2300: if ($zip_result || $pdf_result) {
1.584 raeburn 2301: $output ='<hr />';
1.544 bisitz 2302: }
1.400 albertel 2303: if ($zip_result) {
1.584 raeburn 2304: $output .='<h3>'.&mt('Recently generated printout zip files')."</h3>\n"
1.544 bisitz 2305: .&Apache::loncommon::start_data_table()
2306: .&Apache::loncommon::start_data_table_header_row()
2307: .'<th>'.&mt('Download').'</th>'
2308: .'<th>'.&mt('Creation Date').'</th>'
2309: .'<th>'.&mt('File Size (Bytes)').'</th>'
2310: .&Apache::loncommon::end_data_table_header_row()
2311: .$zip_result
1.584 raeburn 2312: .&Apache::loncommon::end_data_table();
1.400 albertel 2313: }
2314: if ($pdf_result) {
1.584 raeburn 2315: $output .='<h3>'.&mt('Recently generated printouts')."</h3>\n"
1.544 bisitz 2316: .&Apache::loncommon::start_data_table()
2317: .&Apache::loncommon::start_data_table_header_row()
2318: .'<th>'.&mt('Download').'</th>'
2319: .'<th>'.&mt('Creation Date').'</th>'
2320: .'<th>'.&mt('File Size (Bytes)').'</th>'
2321: .&Apache::loncommon::end_data_table_header_row()
2322: .$pdf_result
1.584 raeburn 2323: .&Apache::loncommon::end_data_table();
1.396 albertel 2324: }
1.584 raeburn 2325: return $output;
1.395 www 2326: }
2327:
2328: #
1.363 foxr 2329: # Retrieve the hash of page breaks.
2330: #
2331: # Inputs:
2332: # helper - reference to helper object.
2333: # Outputs
2334: # A reference to a page break hash.
2335: #
2336: #
1.610 foxr 2337: # use Data::Dumper;
1.569 foxr 2338: # sub dump_helper_vars {
1.418 foxr 2339: # my ($helper) = @_;
2340: # my $helpervars = Dumper($helper->{'VARS'});
2341: # &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars");
2342: #}
1.363 foxr 2343:
1.481 albertel 2344: sub get_page_breaks {
2345: my ($helper) = @_;
2346: my %page_breaks;
2347:
2348: foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {
2349: $page_breaks{$break} = 1;
2350: }
2351: return %page_breaks;
2352: }
1.569 foxr 2353: #
2354: # Returns text to insert for any extra vskip prior to the resource.
2355: # Parameters:
2356: # helper - Reference to the helper object driving the printout.
2357: # resource - Identifies the resource about to be printed.
2358: #
2359: # This is done as follows:
2360: # POSSIBLE_RESOURCES has the list of possible resources.
2361: # EXTRASPACE has the list of extra space values.
1.570 foxr 2362: # EXTRASPACE_UNITS is the set of resources for which the units are
2363: # mm. All others are 'in'.
1.569 foxr 2364: #
2365: # The resource is found in the POSSIBLE_RESOURCES to get the index
2366: # of the EXTRASPACE value.
2367: #
2368: # In order to speed this up for lengthy printouts, the first time,
2369: # POSSIBLE_RESOURCES is turned into a look up hash and
2370: # EXTRASPACE is turned into an array.
2371: #
2372:
2373:
2374: my %possible_resources;
1.570 foxr 2375: my %extraspace_mm;
1.569 foxr 2376: my @extraspace;
2377: my $skips_loaded = 0;
2378:
2379: # Function to load the skips hash and array
2380:
2381: sub load_skips {
2382:
2383: my ($helper) = @_;
2384:
2385: # If this is the first time, unrap the resources and extra spaces:
2386:
2387: if (!$skips_loaded) {
2388: @extraspace = (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE'}));
2389: my @resource_list = (split(/\|\|\|/, $helper->{'VARS'}->{'POSSIBLE_RESOURCES'}));
2390: my $i = 0;
2391: foreach my $resource (@resource_list) {
2392: $possible_resources{$resource} = $i;
2393: $i++;
2394: }
1.570 foxr 2395: foreach my $mm_resource (split(/\|\|\|/, $helper->{'VARS'}->{'EXTRASPACE_UNITS'})) {
2396: $extraspace_mm{$mm_resource} = 1;
2397: }
1.569 foxr 2398: $skips_loaded = 1;
2399: }
2400: }
2401:
2402: sub get_extra_vspaces {
2403: my ($helper, $resource) = @_;
2404:
2405: &load_skips($helper);
2406:
2407: # Lookup the resource in the possible resources hash.. that is the index
2408: # into the extraspace array that gives us either an empty string or
2409: # the number of mm to skip:
2410:
2411: my $index = $possible_resources{$resource};
2412: my $skip = $extraspace[$index];
2413:
2414: my $result = '';
2415: if ($skip ne '') {
1.570 foxr 2416: my $units = 'in';
2417: if (defined($extraspace_mm{$resource})) {
2418: $units = 'mm';
2419: }
2420: $result = '\vskip '.$skip.' '.$units;
1.569 foxr 2421: }
1.570 foxr 2422:
2423:
1.569 foxr 2424: return $result;
2425:
2426:
2427: }
2428:
2429: #
2430: # The resource chooser part of the helper needs more than just
2431: # the value of the extraspaces var to recover the value into a text
2432: # field option. This sub produces the required format for the saved var:
2433: # specifically
2434: # ||| separated fields of the form resourcename=value
2435: #
2436: # Parameters:
2437: # $helper - Refers to the helper we are configuring
2438: # Implicit input:
2439: # $helper->{'VARS'}->{'EXTRASPACE'} - the spaces helper var has the text field
2440: # value.
1.570 foxr 2441: # $helper->{'VARS'}->{'EXTRASPACE_UNITS'} - units for the skips (checkboxes).
1.569 foxr 2442: # $helper->{'VARS'}->{'POSSIBLE_RESOURCES'} - has the list of resources. |||
2443: # separated of course.
2444: # Implicit outputs:
1.570 foxr 2445: # $env{'form.extraspace'}
2446: # $env{'form.extraspace_units'}
1.569 foxr 2447: #
2448: sub set_form_extraspace {
2449: my ($helper) = @_;
2450:
2451: # the most convenient way to do this is to drive from the skips arrays/hash.
2452: # may not be the fastest, but this is once per print request so it's not so
2453: # speed critical:
2454:
2455: &load_skips($helper);
2456:
2457: my $result = '';
2458:
2459: foreach my $resource (keys(%possible_resources)) {
2460: my $vskip = $extraspace[$possible_resources{$resource}];
2461: $result .= $resource .'=' . $vskip . '|||';
2462: }
2463:
2464: $env{'form.extraspace'} = $result;
1.570 foxr 2465: $env{'form.extraspace_units'} = $helper->{'VARS'}->{'EXTRASPACE_UNITS'};
1.569 foxr 2466: return $result;
2467:
2468: }
1.363 foxr 2469:
1.459 foxr 2470: # Output a sequence (recursively if neeed)
2471: # from construction space.
2472: # Parameters:
2473: # url = URL of the sequence to print.
2474: # helper - Reference to the helper hash.
2475: # form - Copy of the format hash.
2476: # LaTeXWidth
2477: # Returns:
2478: # Text to add to the printout.
2479: # NOTE if the first element of the outermost sequence
2480: # is itself a sequence, the outermost caller may need to
2481: # prefix the latex with the page headers stuff.
2482: #
2483: sub print_construction_sequence {
2484: my ($currentURL, $helper, %form, $LaTeXwidth) = @_;
1.590 foxr 2485:
1.459 foxr 2486: my $result;
2487: my $rndseed=time;
2488: if ($helper->{'VARS'}->{'curseed'}) {
2489: $rndseed=$helper->{'VARS'}->{'curseed'};
2490: }
1.606 www 2491: my $errtext=&LONCAPA::map::mapread(&Apache::lonnet::filelocation('',$currentURL));
2492:
1.459 foxr 2493: #
2494: # These make this all support recursing for subsequences.
2495: #
1.491 albertel 2496: my @order = @LONCAPA::map::order;
2497: my @resources = @LONCAPA::map::resources;
1.606 www 2498:
1.459 foxr 2499: for (my $member=0;$member<=$#order;$member++) {
2500: $resources[$order[$member]]=~/^([^:]*):([^:]*):/;
2501: my $urlp=$2;
2502: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
2503: my $texversion='';
2504: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
2505: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
2506: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
2507: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
2508: $form{'rndseed'}=$rndseed;
2509: $resources_printed .=$urlp.':';
1.515 foxr 2510: $texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form);
1.459 foxr 2511: }
2512: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
2513: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&
1.609 www 2514: ($urlp=~/$LONCAPA::assess_page_re/)) {
1.459 foxr 2515: # Don't permanently modify %$form...
2516: my %answerform = %form;
2517: $answerform{'grade_target'}='answer';
2518: $answerform{'answer_output_mode'}='tex';
2519: $answerform{'rndseed'}=$rndseed;
2520: $answerform{'problem_split'}=$parmhash{'problem_stream_switch'};
1.481 albertel 2521: if ($urlp=~/\/res\//) {$env{'request.state'}='published';}
1.459 foxr 2522: $resources_printed .= $urlp.':';
1.515 foxr 2523: my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
1.459 foxr 2524: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
2525: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
2526: } else {
2527: # If necessary, encapsulate answer in minipage:
2528:
2529: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.477 albertel 2530: my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});
2531: $title = &Apache::lonxml::latex_special_symbols($title);
2532: my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
1.459 foxr 2533: $body.=&path_to_problem($urlp,$LaTeXwidth);
2534: $body.='\vskip 1 mm '.$answer.'\end{document}';
2535: $body = &encapsulate_minipage($body);
2536: $texversion.=$body;
2537: }
2538: }
2539: $texversion = &latex_header_footer_remove($texversion);
2540:
2541: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
2542: $texversion=&IndexCreation($texversion,$urlp);
2543: }
2544: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
2545: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
2546: }
2547: $result.=$texversion;
2548:
2549: } elsif ($urlp=~/\.(sequence|page)$/) {
1.557 foxr 2550:
1.459 foxr 2551: # header:
2552:
2553: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
2554:
2555: # IF sequence, recurse:
2556:
2557: if ($urlp =~ /\.sequence$/) {
1.605 www 2558: $result .= &print_construction_sequence($urlp,
1.459 foxr 2559: $helper, %form,
2560: $LaTeXwidth);
2561: }
1.550 foxr 2562: }
2563: elsif ($urlp =~ /\.pdf$/i) {
1.552 foxr 2564: my $texversion;
2565: if ($member != 0) {
2566: $texversion .= '\cleardoublepage';
2567: }
2568:
2569: $texversion .= &include_pdf($urlp);
2570: $texversion = &latex_header_footer_remove($texversion);
2571: if ($member != $#order) {
2572: $texversion .= '\\ \cleardoublepage';
2573: }
1.551 foxr 2574:
2575: $result .= $texversion;
1.550 foxr 2576: }
1.459 foxr 2577: }
2578: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
2579: return $result;
2580: }
2581:
1.590 foxr 2582: #
2583: # Top level for generating print output.
2584: #
2585: # May call print_resources if multiple resources will be printed.
2586: #
2587: # The main driver is $selectionmade which reflects the type of print out
2588: # requested:
2589: # Value Print type:
2590: # 1 Print resource that's being looked at.
2591: # 2 Print problems in a map or in a page.
2592: # 3 Print pages in a map or resources in a page.
2593: # 4 Print all problems or all resources.
2594: # 5 Print problems for seleted students.
2595: # 6 Print selected problems from a folder.
2596: # 7 Print print selected resources from some scope.
2597: # 8 Print resources for selected students.
2598: #
2599: #BZ 5209
2600: # 2 map_incomplete_problems_seq Print incomplete problems from the current
2601: # folder in student context.
1.591 foxr 2602: # 5 map_incomplete_problems_people_seq Print incomplete problems from the
1.590 foxr 2603: # current folder in privileged context.
1.591 foxr 2604: # 5 incomplete_problems_selpeople_course Print incomplete problems for
1.590 foxr 2605: # selected people from the entire course.
2606: #
2607: # Item 101 has much the same processing as 8,
2608: #
2609: # Differences: Item 101, 102 require per-student filtering of the resource
2610: # set so that only the incomplete resources are printed.
2611: # For item 100, filtering was done at the helper level.
2612:
1.177 sakharuk 2613: sub output_data {
1.621 foxr 2614:
1.184 sakharuk 2615: my ($r,$helper,$rparmhash) = @_;
2616: my %parmhash = %$rparmhash;
1.515 foxr 2617: $ssi_error = 0; # This will be set nonzero by failing ssi's.
1.459 foxr 2618: $resources_printed = '';
1.556 foxr 2619: $font_size = $helper->{'VARS'}->{'fontsize'};
1.590 foxr 2620: my $print_type = $helper->{'VARS'}->{'PRINT_TYPE'}; # Allows textual simplification.
1.499 foxr 2621: my $do_postprocessing = 1;
1.433 albertel 2622: my $js = <<ENDPART;
2623: <script type="text/javascript">
1.264 sakharuk 2624: var editbrowser;
2625: function openbrowser(formname,elementname,only,omit) {
2626: var url = '/res/?';
2627: if (editbrowser == null) {
2628: url += 'launch=1&';
2629: }
2630: url += 'catalogmode=interactive&';
2631: url += 'mode=parmset&';
2632: url += 'form=' + formname + '&';
2633: if (only != null) {
2634: url += 'only=' + only + '&';
2635: }
2636: if (omit != null) {
2637: url += 'omit=' + omit + '&';
2638: }
2639: url += 'element=' + elementname + '';
2640: var title = 'Browser';
2641: var options = 'scrollbars=1,resizable=1,menubar=0';
2642: options += ',width=700,height=600';
2643: editbrowser = open(url,title,options,'1');
2644: editbrowser.focus();
2645: }
2646: </script>
1.140 sakharuk 2647: ENDPART
2648:
1.512 foxr 2649:
1.558 bisitz 2650: # Breadcrumbs
2651: #FIXME: Choose better/different breadcrumbs?!? Links?
2652: my $brcrum = [{'href' => '',
2653: 'text' => 'Helper'}, #FIXME: Different origin possible than print out helper?
2654: {'href' => '',
2655: 'text' => 'Preparing Printout'}];
2656:
2657: my $start_page = &Apache::loncommon::start_page('Preparing Printout',
2658: $js,
2659: {'bread_crumbs' => $brcrum,});
1.433 albertel 2660: my $msg = &mt('Please stand by while processing your print request, this may take some time ...');
1.363 foxr 2661:
1.433 albertel 2662: $r->print($start_page."\n<p>\n$msg\n</p>\n");
1.372 foxr 2663:
1.363 foxr 2664: # fetch the pagebreaks and store them in the course environment
2665: # The page breaks will be pulled into the hash %page_breaks which is
2666: # indexed by symb and contains 1's for each break.
2667:
1.373 albertel 2668: $env{'form.pagebreaks'} = $helper->{'VARS'}->{'FINISHPAGE'};
1.569 foxr 2669: &set_form_extraspace($helper);
1.590 foxr 2670: $env{'form.lastprinttype'} = $print_type;
1.363 foxr 2671: &Apache::loncommon::store_course_settings('print',
1.366 foxr 2672: {'pagebreaks' => 'scalar',
1.569 foxr 2673: 'extraspace' => 'scalar',
1.570 foxr 2674: 'extraspace_units' => 'scalar',
1.366 foxr 2675: 'lastprinttype' => 'scalar'});
1.364 albertel 2676: my %page_breaks = &get_page_breaks($helper);
1.363 foxr 2677:
1.140 sakharuk 2678: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
2679: my ($result,$selectionmade) = ('','');
2680: my $number_of_columns = 1; #used only for pages to determine the width of the cell
2681: my @temporary_array=split /\|/,$format_from_helper;
1.539 onken 2682: my ($laystyle,$numberofcolumns,$papersize,$pdfFormFields)=@temporary_array;
1.559 foxr 2683:
2684: $laystyle = &map_laystyle($laystyle);
1.177 sakharuk 2685: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
1.373 albertel 2686: my $assignment = $env{'form.assignment'};
1.275 sakharuk 2687: my $LaTeXwidth=&recalcto_mm($textwidth);
1.272 sakharuk 2688: my @print_array=();
1.274 sakharuk 2689: my @student_names=();
1.360 albertel 2690:
1.512 foxr 2691:
1.360 albertel 2692: # Common settings for the %form has:
2693: # In some cases these settings get overriddent by specific cases, but the
2694: # settings are common enough to make it worthwhile factoring them out
2695: # here.
2696: #
2697: my %form;
2698: $form{'grade_target'} = 'tex';
2699: $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth);
1.539 onken 2700: $form{'pdfFormFields'} = $pdfFormFields;
1.372 foxr 2701:
2702: # If form.showallfoils is set, then request all foils be shown:
2703: # privilege will be enforced both by not allowing the
2704: # check box selecting this option to be presnt unless it's ok,
2705: # and by lonresponse's priv. check.
2706: # The if is here because lonresponse.pm only cares that
2707: # showallfoils is defined, not what the value is.
2708:
2709: if ($helper->{'VARS'}->{'showallfoils'} eq "1") {
2710: $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
2711: }
1.504 albertel 2712:
2713: if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
1.520 raeburn 2714: &Apache::lonnet::appenv({'construct.style' =>
2715: $helper->{'VARS'}->{'style_file'}});
1.504 albertel 2716: } elsif ($env{'construct.style'}) {
1.549 raeburn 2717: &Apache::lonnet::delenv('construct.style');
1.504 albertel 2718: }
2719:
1.590 foxr 2720: if ($print_type eq 'current_document') {
1.143 sakharuk 2721: #-- single document - problem, page, html, xml, ...
1.343 albertel 2722: my ($currentURL,$cleanURL);
1.375 foxr 2723:
1.162 sakharuk 2724: if ($helper->{'VARS'}->{'construction'} ne '1') {
1.185 sakharuk 2725: #prints published resource
1.153 sakharuk 2726: $currentURL=$helper->{'VARS'}->{'postdata'};
1.343 albertel 2727: $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
1.143 sakharuk 2728: } else {
1.512 foxr 2729:
1.185 sakharuk 2730: #prints resource from the construction space
1.602 www 2731: $currentURL=$helper->{'VARS'}->{'filename'};
1.343 albertel 2732: $cleanURL=$currentURL;
1.143 sakharuk 2733: }
1.140 sakharuk 2734: $selectionmade = 1;
1.602 www 2735:
1.413 albertel 2736: if ($cleanURL!~m|^/adm/|
1.557 foxr 2737: && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
1.169 albertel 2738: my $rndseed=time;
1.242 sakharuk 2739: my $texversion='';
2740: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
2741: my %moreenv;
1.343 albertel 2742: $moreenv{'request.filename'}=$cleanURL;
1.290 sakharuk 2743: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
1.242 sakharuk 2744: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 2745: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.242 sakharuk 2746: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309 sakharuk 2747: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1.511 foxr 2748: $form{'print_annotations'}=$helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
2749: if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') ||
2750: ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
2751: $form{'problem_split'}='yes';
2752: }
1.242 sakharuk 2753: if ($helper->{'VARS'}->{'curseed'}) {
2754: $rndseed=$helper->{'VARS'}->{'curseed'};
2755: }
2756: $form{'rndseed'}=$rndseed;
1.520 raeburn 2757: &Apache::lonnet::appenv(\%moreenv);
1.428 albertel 2758:
2759: &Apache::lonxml::clear_problem_counter();
2760:
1.375 foxr 2761: $resources_printed .= $currentURL.':';
1.515 foxr 2762: $texversion.=&ssi_with_retries($currentURL,$ssi_retry_count, %form);
1.428 albertel 2763:
1.511 foxr 2764: # Add annotations if required:
2765:
1.428 albertel 2766: &Apache::lonxml::clear_problem_counter();
2767:
1.242 sakharuk 2768: &Apache::lonnet::delenv('request.filename');
1.230 albertel 2769: }
1.423 foxr 2770: # current document with answers.. no need to encap in minipage
2771: # since there's only one answer.
2772:
1.242 sakharuk 2773: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
2774: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.602 www 2775:
1.353 foxr 2776: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.166 albertel 2777: $form{'grade_target'}='answer';
1.167 albertel 2778: $form{'answer_output_mode'}='tex';
1.169 albertel 2779: $form{'rndseed'}=$rndseed;
1.401 albertel 2780: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {
2781: $form{'problemtype'}='exam';
2782: }
1.375 foxr 2783: $resources_printed .= $currentURL.':';
1.515 foxr 2784: my $answer=&ssi_with_retries($currentURL,$ssi_retry_count, %form);
1.511 foxr 2785:
2786:
1.242 sakharuk 2787: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
2788: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
2789: } else {
2790: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.245 sakharuk 2791: if ($helper->{'VARS'}->{'construction'} ne '1') {
1.477 albertel 2792: my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'});
2793: $title = &Apache::lonxml::latex_special_symbols($title);
2794: $texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
1.343 albertel 2795: $texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
1.245 sakharuk 2796: } else {
1.602 www 2797: $texversion.='\vskip 0 mm \noindent\textbf{'.
2798: &mt("Printing from Construction Space: No Title").'}\vskip 0 mm ';
2799:
2800: $texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
1.245 sakharuk 2801: }
1.242 sakharuk 2802: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
2803: }
1.511 foxr 2804:
2805:
2806:
2807:
1.550 foxr 2808:
1.511 foxr 2809: }
2810: # Print annotations.
2811:
2812:
2813: if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
2814: my $annotation .= &annotate($currentURL);
2815: $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
1.163 sakharuk 2816: }
1.511 foxr 2817:
2818:
1.214 sakharuk 2819: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1.215 sakharuk 2820: $texversion=&IndexCreation($texversion,$currentURL);
1.214 sakharuk 2821: }
1.219 sakharuk 2822: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
2823: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
2824:
2825: }
1.162 sakharuk 2826: $result .= $texversion;
2827: if ($currentURL=~m/\.page\s*$/) {
2828: ($result,$number_of_columns) = &page_cleanup($result);
2829: }
1.413 albertel 2830: } elsif ($cleanURL!~m|^/adm/|
1.557 foxr 2831: && $currentURL=~/\.(sequence|page)$/ && $helper->{'VARS'}->{'construction'} eq '1') {
1.459 foxr 2832: $result .= &print_construction_sequence($currentURL, $helper, %form,
2833: $LaTeXwidth);
2834: $result .= '\end{document}';
2835: if (!($result =~ /\\begin\{document\}/)) {
2836: $result = &print_latex_header() . $result;
1.227 sakharuk 2837: }
1.459 foxr 2838: # End construction space sequence.
1.456 raeburn 2839: } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1.258 sakharuk 2840: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.298 sakharuk 2841: if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
1.375 foxr 2842: $resources_printed .= $currentURL.':';
1.567 foxr 2843: my $texversion = &ssi_with_retries($currentURL, $ssi_retry_count, %form);
1.511 foxr 2844: if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
2845: my $annotation = &annotate($currentURL);
2846: $texversion =~ s/(\\end{document})/$annotation$1/;
2847: }
1.258 sakharuk 2848: $result .= $texversion;
1.550 foxr 2849: } elsif ($cleanURL =~/\.tex$/) {
1.498 foxr 2850: # For this sort of print of a single LaTeX file,
2851: # We can just print the LaTeX file as it is uninterpreted in any way:
2852: #
2853:
2854: $result = &fetch_raw_resource($currentURL);
1.511 foxr 2855: if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
2856: my $annotation = &annotate($currentURL);
2857: $result =~ s/(\\end{document})/$annotation$1/;
2858: }
2859:
1.499 foxr 2860: $do_postprocessing = 0; # Don't massage the result.
1.498 foxr 2861:
1.550 foxr 2862: } elsif ($cleanURL =~ /\.pdf$/i) {
2863: $result .= &include_pdf($cleanURL);
1.551 foxr 2864: $result .= '\end{document}';
1.559 foxr 2865: } elsif ($cleanURL =~ /\.page$/i) { # Print page in non construction space contexts.
2866:
2867: # Determine the set of resources in the map of the page:
2868:
2869: my $navmap = Apache::lonnavmaps::navmap->new();
2870: my @page_resources = $navmap->retrieveResources($cleanURL);
2871: $result .= &print_page_in_course($helper, $rparmhash,
2872: $cleanURL, \@page_resources);
2873:
2874:
1.162 sakharuk 2875: } else {
1.414 albertel 2876: $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'},
2877: $helper->{'VARS'}->{'symb'});
1.162 sakharuk 2878: }
1.590 foxr 2879: } elsif (($print_type eq 'map_problems') or
2880: ($print_type eq 'map_problems_in_page') or
2881: ($print_type eq 'map_resources_in_page') or
2882: ($print_type eq 'map_problems_pages') or
2883: ($print_type eq 'all_problems') or
2884: ($print_type eq 'all_resources') or # BUGBUG
2885: ($print_type eq 'select_sequences') or
2886: ($print_type eq 'map_incomplete_problems_seq')
1.582 raeburn 2887: ) {
2888:
1.141 sakharuk 2889: #-- produce an output string
1.590 foxr 2890: if (($print_type eq 'map_problems') or
2891: ($print_type eq 'map_incomplete_problems_seq') or
2892: ($print_type eq 'map_problems_in_page') ) {
1.296 sakharuk 2893: $selectionmade = 2;
1.590 foxr 2894: } elsif (($print_type eq 'map_problems_pages') or
2895: ($print_type eq 'map_resources_in_page'))
1.562 foxr 2896: {
1.296 sakharuk 2897: $selectionmade = 3;
1.590 foxr 2898: } elsif (($print_type eq 'all_problems')
1.536 foxr 2899: ) {
1.296 sakharuk 2900: $selectionmade = 4;
1.590 foxr 2901: } elsif ($print_type eq 'all_resources') { #BUGBUG
1.354 foxr 2902: $selectionmade = 4;
1.590 foxr 2903: } elsif ($print_type eq 'select_sequences') {
1.296 sakharuk 2904: $selectionmade = 7;
2905: }
1.590 foxr 2906:
1.193 sakharuk 2907: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 2908: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.203 sakharuk 2909: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309 sakharuk 2910: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1.511 foxr 2911: $form{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
2912: if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') ||
2913: ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') ) {
2914: $form{'problem_split'}='yes';
2915: }
1.141 sakharuk 2916: my $flag_latex_header_remove = 'NO';
2917: my $flag_page_in_sequence = 'NO';
2918: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.193 sakharuk 2919: my $prevassignment='';
1.428 albertel 2920:
2921: &Apache::lonxml::clear_problem_counter();
2922:
1.416 foxr 2923: my $pbreakresources = keys %page_breaks;
1.141 sakharuk 2924: for (my $i=0;$i<=$#master_seq;$i++) {
1.350 foxr 2925:
1.521 foxr 2926: &Apache::lonenc::reset_enc();
2927:
2928:
1.350 foxr 2929: # Note due to document structure, not allowed to put \newpage
2930: # prior to the first resource
2931:
1.351 foxr 2932: if (defined $page_breaks{$master_seq[$i]}) {
1.350 foxr 2933: if($i != 0) {
2934: $result.="\\newpage\n";
2935: }
2936: }
1.569 foxr 2937: $result .= &get_extra_vspaces($helper, $master_seq[$i]);
1.564 foxr 2938: my ($sequence,$middle_thingy,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
1.237 albertel 2939: $urlp=&Apache::lonnet::clutter($urlp);
1.166 albertel 2940: $form{'symb'}=$master_seq[$i];
1.407 albertel 2941:
2942: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem
1.521 foxr 2943:
1.267 sakharuk 2944: if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
1.247 sakharuk 2945: if ($i==0) {$prevassignment=$assignment;}
1.297 sakharuk 2946: my $texversion='';
1.413 albertel 2947: if ($urlp!~m|^/adm/|
2948: && $urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.375 foxr 2949: $resources_printed .= $urlp.':';
1.428 albertel 2950: &Apache::lonxml::remember_problem_counter();
1.566 foxr 2951: if ($flag_latex_header_remove eq 'NO') {
2952: $texversion.=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); # RF
1.582 raeburn 2953: unless (($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') ||
2954: (($i==0) &&
2955: (($urlp=~/\.page$/) ||
1.590 foxr 2956: ($print_type eq 'map_problems_in_page') ||
2957: ($print_type eq 'map_resources_in_page')))) {
1.582 raeburn 2958: $flag_latex_header_remove = 'YES';
2959: }
1.566 foxr 2960: }
1.515 foxr 2961: $texversion.=&ssi_with_retries($urlp, $ssi_retry_count, %form);
1.296 sakharuk 2962: if ($urlp=~/\.page$/) {
2963: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
2964: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
2965: $texversion =~ s/\\end{document}\d*/\\end{document}/;
2966: $flag_page_in_sequence = 'YES';
1.582 raeburn 2967: }
1.428 albertel 2968:
1.296 sakharuk 2969: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
2970: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.380 foxr 2971: # Don't permanently pervert the %form hash
2972: my %answerform = %form;
2973: $answerform{'grade_target'}='answer';
2974: $answerform{'answer_output_mode'}='tex';
1.375 foxr 2975: $resources_printed .= $urlp.':';
1.428 albertel 2976:
2977: &Apache::lonxml::restore_problem_counter();
1.515 foxr 2978: my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
1.582 raeburn 2979: if ($urlp =~ /\.page$/) {
2980: $answer =~ s/\\end{document}(\d*)$//;
2981: }
1.296 sakharuk 2982: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1.582 raeburn 2983: if ($urlp =~ /\.page$/) {
2984: my @probs = split(/\\keephidden{ENDOFPROBLEM}/,$texversion);
2985: my $lastprob = pop(@probs);
2986: $texversion = join('\keephidden{ENDOFPROBLEM}',@probs).
2987: $answer.'\keephidden{ENDOFPROBLEM}'.$lastprob;
2988: } else {
2989: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
2990: }
1.249 sakharuk 2991: } else {
1.609 www 2992: if ($urlp=~/$LONCAPA::assess_page_re/) {
1.296 sakharuk 2993: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.582 raeburn 2994: # $texversion =~ s/\\begin{document}//; # FIXME
1.477 albertel 2995: my $title = &Apache::lonnet::gettitle($master_seq[$i]);
2996: $title = &Apache::lonxml::latex_special_symbols($title);
2997: my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
1.423 foxr 2998: $body .= &path_to_problem ($urlp,$LaTeXwidth);
2999: $body .='\vskip 1 mm '.$answer;
3000: $body = &encapsulate_minipage($body);
3001: $texversion .= $body;
1.296 sakharuk 3002: } else {
3003: $texversion='';
3004: }
1.249 sakharuk 3005: }
1.511 foxr 3006:
1.246 sakharuk 3007: }
1.511 foxr 3008: if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
3009: my $annotation .= &annotate($urlp);
3010: $texversion =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
3011: }
3012:
1.296 sakharuk 3013: if ($flag_latex_header_remove ne 'NO') {
3014: $texversion = &latex_header_footer_remove($texversion);
3015: } else {
3016: $texversion =~ s/\\end{document}//;
3017: }
3018: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
3019: $texversion=&IndexCreation($texversion,$urlp);
3020: }
3021: if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
3022: my $name = &get_name();
3023: my $courseidinfo = &get_course();
3024: $prevassignment=$assignment;
1.455 albertel 3025: my $header_text = $parmhash{'print_header_format'};
1.486 foxr 3026: $header_text = &format_page_header($textwidth, $header_text,
1.455 albertel 3027: $assignment,
3028: $courseidinfo,
3029: $name);
1.417 foxr 3030: if ($numberofcolumns eq '1') {
1.455 albertel 3031: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{'.$header_text.'}} \vskip 5 mm ';
1.416 foxr 3032: } else {
1.455 albertel 3033: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{'.$header_text.'}} \vskip 5 mm ';
1.416 foxr 3034: }
1.296 sakharuk 3035: }
3036: $result .= $texversion;
3037: $flag_latex_header_remove = 'YES';
1.456 raeburn 3038: } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1.301 sakharuk 3039: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
3040: if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
1.375 foxr 3041: $resources_printed .= $urlp.':';
1.567 foxr 3042: my $texversion = &ssi_with_retries($urlp, $ssi_retry_count, %form);
1.511 foxr 3043: if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
3044: my $annotation = &annotate($urlp);
3045: $texversion =~ s/(\\end{document)/$annotation$1/;
3046: }
3047:
1.301 sakharuk 3048: if ($flag_latex_header_remove ne 'NO') {
3049: $texversion = &latex_header_footer_remove($texversion);
1.550 foxr 3050: } else {
1.301 sakharuk 3051: $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
3052: }
3053: $result .= $texversion;
3054: $flag_latex_header_remove = 'YES';
1.550 foxr 3055: } elsif ($urlp=~ /\.pdf$/i) {
3056: if ($i > 0) {
3057: $result .= '\cleardoublepage';
3058: }
1.580 raeburn 3059: my $texfrompdf = &include_pdf($urlp);
3060: if ($flag_latex_header_remove ne 'NO') {
3061: $texfrompdf = &latex_header_footer_remove($texfrompdf);
3062: }
3063: $result .= $texfrompdf;
1.550 foxr 3064: if ($i != $#master_seq) {
3065: if ($numberofcolumns eq '1') {
3066: $result .= '\newpage';
3067: } else {
3068: # the \\'s seem to be needed to let LaTeX know there's something
3069: # on the page since LaTeX seems to not like to clear an empty page.
3070: #
3071: $result .= '\\ \cleardoublepage';
3072: }
3073: }
3074: $flag_latex_header_remove = 'YES';
3075:
1.141 sakharuk 3076: } else {
1.414 albertel 3077: $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'},
3078: $master_seq[$i]);
1.297 sakharuk 3079: if ($flag_latex_header_remove ne 'NO') {
3080: $texversion = &latex_header_footer_remove($texversion);
3081: } else {
3082: $texversion =~ s/\\end{document}//;
3083: }
3084: $result .= $texversion;
3085: $flag_latex_header_remove = 'YES';
1.582 raeburn 3086: }
1.550 foxr 3087: if (&Apache::loncommon::connection_aborted($r)) {
3088: last;
3089: }
1.141 sakharuk 3090: }
1.428 albertel 3091: &Apache::lonxml::clear_problem_counter();
1.344 foxr 3092: if ($flag_page_in_sequence eq 'YES') {
3093: $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
3094: }
1.141 sakharuk 3095: $result .= '\end{document}';
1.590 foxr 3096: } elsif (($print_type eq 'problems_for_students') ||
3097: ($print_type eq 'problems_for_students_from_page') ||
3098: ($print_type eq 'all_problems_students') ||
1.591 foxr 3099: ($print_type eq 'resources_for_students') ||
3100: ($print_type eq 'incomplete_problems_selpeople_course') ||
3101: ($print_type eq 'map_incomplete_problems_people_seq')){
1.353 foxr 3102:
3103:
1.150 sakharuk 3104: #-- prints assignments for whole class or for selected students
1.284 albertel 3105: my $type;
1.590 foxr 3106: if (($print_type eq 'problems_for_students') ||
3107: ($print_type eq 'problems_for_students_from_page') ||
1.591 foxr 3108: ($print_type eq 'all_problems_students') ||
3109: ($print_type eq 'incomplete_problems_selpeople_course') ||
3110: ($print_type eq 'map_incomplete_problems_people_seq')) {
1.254 sakharuk 3111: $selectionmade=5;
1.284 albertel 3112: $type='problems';
1.590 foxr 3113: } elsif ($print_type eq 'resources_for_students') {
1.254 sakharuk 3114: $selectionmade=8;
1.284 albertel 3115: $type='resources';
1.254 sakharuk 3116: }
1.150 sakharuk 3117: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
1.341 foxr 3118: # The normal sort order is by section then by students within the
3119: # section. If the helper var student_sort is 1, then the user has elected
3120: # to override this and output the students by name.
3121: # Each element of the students array is of the form:
3122: # username:domain:section:last, first:status
3123: #
1.429 foxr 3124: # Note that student sort is not compatible with printing
3125: # 1 section per pdf...so that setting overrides.
1.341 foxr 3126: #
1.429 foxr 3127: if (($helper->{'VARS'}->{'student_sort'} eq 1) &&
3128: ($helper->{'VARS'}->{'SPLIT_PDFS'} ne "sections")) {
1.341 foxr 3129: @students = sort compare_names @students;
1.618 foxr 3130: } else {
3131: @students = sort compare_sections @students;
1.341 foxr 3132: }
1.429 foxr 3133: &adjust_number_to_print($helper);
3134:
1.278 albertel 3135: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
3136: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
3137: $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
3138: }
1.429 foxr 3139: # If we are splitting on section boundaries, we need
3140: # to remember that in split_on_sections and
3141: # print all of the students in the list.
3142: #
3143: my $split_on_sections = 0;
3144: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'section') {
3145: $split_on_sections = 1;
3146: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = $#students+1;
3147: }
1.150 sakharuk 3148: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.350 foxr 3149:
1.626 raeburn 3150: my $map;
3151: if ($helper->{VARS}->{'symb'}) {
3152: ($map, my $id, my $resource) =
3153: &Apache::lonnet::decode_symb($helper->{VARS}->{'symb'});
3154: }
3155:
1.150 sakharuk 3156: #loop over students
1.562 foxr 3157:
3158: my $flag_latex_header_remove = 'NO';
1.150 sakharuk 3159: my %moreenv;
1.330 sakharuk 3160: $moreenv{'instructor_comments'}='hide';
1.285 albertel 3161: $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1.309 sakharuk 3162: $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1.511 foxr 3163: $moreenv{'print_annotations'} = $helper->{'VARS'}->{'PRINT_ANNOTATIONS'};
1.353 foxr 3164: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1.369 foxr 3165: $moreenv{'suppress_tries'} = $parmhash{'suppress_tries'};
1.511 foxr 3166: if (($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') ||
3167: ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes')) {
3168: $moreenv{'problem_split'}='yes';
3169: }
1.611 www 3170: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,$#students+1);
1.272 sakharuk 3171: my $student_counter=-1;
1.429 foxr 3172: my $i = 0;
1.430 albertel 3173: my $last_section = (split(/:/,$students[0]))[2];
1.150 sakharuk 3174: foreach my $person (@students) {
1.373 albertel 3175: my $duefile="/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
1.311 sakharuk 3176: if (-e $duefile) {
3177: my $temp_file = Apache::File->new('>>'.$duefile);
3178: print $temp_file "1969\n";
3179: }
1.272 sakharuk 3180: $student_counter++;
1.429 foxr 3181: if ($split_on_sections) {
1.430 albertel 3182: my $this_section = (split(/:/,$person))[2];
1.429 foxr 3183: if ($this_section ne $last_section) {
3184: $i++;
3185: $last_section = $this_section;
3186: }
3187: } else {
3188: $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
3189: }
1.626 raeburn 3190: my $actual_seq = master_seq_to_person_seq($map, \@master_seq,
3191: $person);
1.375 foxr 3192: my ($output,$fullname, $printed)=&print_resources($r,$helper,
1.353 foxr 3193: $person,$type,
1.595 foxr 3194: \%moreenv, $actual_seq,
1.360 albertel 3195: $flag_latex_header_remove,
1.422 albertel 3196: $LaTeXwidth);
1.375 foxr 3197: $resources_printed .= ":";
1.284 albertel 3198: $print_array[$i].=$output;
3199: $student_names[$i].=$person.':'.$fullname.'_END_';
1.581 bisitz 3200: # &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
3201: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
1.284 albertel 3202: $flag_latex_header_remove = 'YES';
1.331 albertel 3203: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284 albertel 3204: }
3205: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
3206: $result .= $print_array[0].' \end{document}';
1.590 foxr 3207: } elsif (($print_type eq 'problems_for_anon') ||
3208: ($print_type eq 'problems_for_anon_page') ||
3209: ($print_type eq 'resources_for_anon') ) {
1.373 albertel 3210: my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
3211: my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
1.288 albertel 3212: my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
3213: my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
1.292 albertel 3214: my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
1.385 foxr 3215: my $single_code = $helper->{'VARS'}->{'SINGLE_CODE'};
1.388 foxr 3216: my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'};
1.381 albertel 3217: my $code_option=$helper->{'VARS'}->{'CODE_OPTION'};
1.542 raeburn 3218: my @lines = &Apache::grades::get_scantronformat_file();
1.596 raeburn 3219: my ($code_type,$code_length,$bubbles_per_row)=('letter',6,10);
1.542 raeburn 3220: foreach my $line (@lines) {
1.596 raeburn 3221: chomp($line);
3222: my ($name,$type,$length,$bubbles_per_item) =
3223: (split(/:/,$line))[0,2,4,17];
1.381 albertel 3224: if ($name eq $code_option) {
3225: $code_length=$length;
3226: if ($type eq 'number') { $code_type = 'number'; }
1.596 raeburn 3227: chomp($bubbles_per_item);
3228: if (($bubbles_per_item ne '') && ($bubbles_per_item > 0)) {
3229: $bubbles_per_row = $bubbles_per_item;
3230: }
1.381 albertel 3231: }
3232: }
1.626 raeburn 3233: my ($randomorder,$randompick,$map);
1.625 raeburn 3234: if ($helper->{VARS}{'symb'}) {
1.626 raeburn 3235: ($map, my $id, my $resource) =
3236: &Apache::lonnet::decode_symb($helper->{VARS}{'symb'});
1.625 raeburn 3237: my $navmap = Apache::lonnavmaps::navmap->new();
3238: if (defined($navmap)) {
3239: if ($map) {
1.626 raeburn 3240: my $mapres = $navmap->getResourceByUrl($map);
3241: $randomorder = $mapres->randomorder();
3242: $randompick = $mapres->randompick();
1.625 raeburn 3243: }
3244: }
3245: }
1.288 albertel 3246: my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
1.353 foxr 3247: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1.420 albertel 3248: $moreenv{'instructor_comments'}='hide';
1.596 raeburn 3249: $moreenv{'bubbles_per_row'} = $bubbles_per_row;
1.288 albertel 3250: my $seed=time+($$<<16)+($$);
1.292 albertel 3251: my @allcodes;
3252: if ($old_name) {
1.381 albertel 3253: my %result=&Apache::lonnet::get('CODEs',
3254: [$old_name,"type\0$old_name"],
3255: $cdom,$cnum);
3256: $code_type=$result{"type\0$old_name"};
1.292 albertel 3257: @allcodes=split(',',$result{$old_name});
1.336 albertel 3258: $num_todo=scalar(@allcodes);
1.389 foxr 3259: } elsif ($selected_code) { # Selection value is always numeric.
1.388 foxr 3260: $num_todo = 1;
3261: @allcodes = ($selected_code);
1.385 foxr 3262: } elsif ($single_code) {
3263:
1.387 foxr 3264: $num_todo = 1; # Unconditionally one code to do.
1.385 foxr 3265: # If an alpha code have to convert to numbers so it can be
3266: # converted back to letters again :-)
3267: #
3268: if ($code_type ne 'number') {
3269: $single_code = &letters_to_num($single_code);
3270: }
3271: @allcodes = ($single_code);
1.292 albertel 3272: } else {
3273: my %allcodes;
1.299 albertel 3274: srand($seed);
1.292 albertel 3275: for (my $i=0;$i<$num_todo;$i++) {
1.381 albertel 3276: $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,$code_length,
3277: $code_type);
1.292 albertel 3278: }
3279: if ($code_name) {
3280: &Apache::lonnet::put('CODEs',
1.381 albertel 3281: {
3282: $code_name =>join(',',keys(%allcodes)),
3283: "type\0$code_name" => $code_type
3284: },
1.292 albertel 3285: $cdom,$cnum);
3286: }
3287: @allcodes=keys(%allcodes);
3288: }
1.336 albertel 3289: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.590 foxr 3290: my ($type) = split(/_/,$print_type);
1.452 albertel 3291: &adjust_number_to_print($helper);
1.336 albertel 3292: my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
1.587 foxr 3293: if ($number_per_page eq '0' || $number_per_page eq 'all'
3294: || $number_per_page eq 'section') {
3295: $number_per_page=$num_todo > 0 ? $num_todo : 1;
1.336 albertel 3296: }
3297: my $flag_latex_header_remove = 'NO';
1.611 www 3298: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,$num_todo);
1.295 albertel 3299: my $count=0;
1.292 albertel 3300: foreach my $code (sort(@allcodes)) {
1.295 albertel 3301: my $file_num=int($count/$number_per_page);
1.381 albertel 3302: if ($code_type eq 'number') {
3303: $moreenv{'CODE'}=$code;
3304: } else {
3305: $moreenv{'CODE'}=&num_to_letters($code);
3306: }
1.625 raeburn 3307: my $actual_seq = \@master_seq;
3308: if ($randomorder) {
3309: $env{'form.CODE'} = $moreenv{'CODE'};
1.626 raeburn 3310: $actual_seq = master_seq_to_person_seq($map, \@master_seq,
3311: undef,
1.625 raeburn 3312: $moreenv{'CODE'});
3313: delete($env{'form.CODE'});
3314: }
1.375 foxr 3315: my ($output,$fullname, $printed)=
1.288 albertel 3316: &print_resources($r,$helper,'anonymous',$type,\%moreenv,
1.625 raeburn 3317: $actual_seq,$flag_latex_header_remove,
1.360 albertel 3318: $LaTeXwidth);
1.375 foxr 3319: $resources_printed .= ":";
1.295 albertel 3320: $print_array[$file_num].=$output;
1.288 albertel 3321: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
3322: &mt('last assignment').' '.$fullname);
3323: $flag_latex_header_remove = 'YES';
1.295 albertel 3324: $count++;
1.331 albertel 3325: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.288 albertel 3326: }
3327: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
3328: $result .= $print_array[0].' \end{document}';
1.590 foxr 3329: } elsif ($print_type eq 'problems_from_directory') {
1.151 sakharuk 3330: #prints selected problems from the subdirectory
3331: $selectionmade = 6;
3332: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1.154 sakharuk 3333: @list_of_files=sort @list_of_files;
1.175 sakharuk 3334: my $flag_latex_header_remove = 'NO';
3335: my $rndseed=time;
1.230 albertel 3336: if ($helper->{'VARS'}->{'curseed'}) {
3337: $rndseed=$helper->{'VARS'}->{'curseed'};
3338: }
1.151 sakharuk 3339: for (my $i=0;$i<=$#list_of_files;$i++) {
1.521 foxr 3340:
3341: &Apache::lonenc::reset_enc();
3342:
1.152 sakharuk 3343: my $urlp = $list_of_files[$i];
1.253 sakharuk 3344: $urlp=~s|//|/|;
1.152 sakharuk 3345: if ($urlp=~/\//) {
1.353 foxr 3346: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.175 sakharuk 3347: $form{'rndseed'}=$rndseed;
1.603 www 3348: $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
1.375 foxr 3349: $resources_printed .= $urlp.':';
1.515 foxr 3350: my $texversion=&ssi_with_retries($urlp, $ssi_retry_count, %form);
1.251 sakharuk 3351: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1.253 sakharuk 3352: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.380 foxr 3353: # Don't permanently pervert %form:
3354: my %answerform = %form;
3355: $answerform{'grade_target'}='answer';
3356: $answerform{'answer_output_mode'}='tex';
3357: $answerform{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
3358: $answerform{'rndseed'}=$rndseed;
1.375 foxr 3359: $resources_printed .= $urlp.':';
1.515 foxr 3360: my $answer=&ssi_with_retries($urlp, $ssi_retry_count, %answerform);
1.251 sakharuk 3361: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
3362: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
3363: } else {
1.253 sakharuk 3364: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
3365: if ($helper->{'VARS'}->{'construction'} ne '1') {
3366: $texversion.='\vskip 0 mm \noindent ';
3367: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
3368: } else {
1.604 www 3369: $texversion.='\vskip 0 mm \noindent\textbf{'.
3370: &mt("Printing from Construction Space: No Title").'}\vskip 0 mm ';
3371: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1.253 sakharuk 3372: }
3373: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1.251 sakharuk 3374: }
1.174 sakharuk 3375: }
1.515 foxr 3376: #this chunk is responsible for printing the path to problem
3377:
1.603 www 3378: my $newurlp=&path_to_problem($urlp,$LaTeXwidth);
1.242 sakharuk 3379: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
1.152 sakharuk 3380: if ($flag_latex_header_remove ne 'NO') {
3381: $texversion = &latex_header_footer_remove($texversion);
3382: } else {
3383: $texversion =~ s/\\end{document}//;
1.216 sakharuk 3384: }
3385: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
3386: $texversion=&IndexCreation($texversion,$urlp);
1.152 sakharuk 3387: }
1.219 sakharuk 3388: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
3389: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
3390:
3391: }
1.152 sakharuk 3392: $result .= $texversion;
3393: }
3394: $flag_latex_header_remove = 'YES';
1.151 sakharuk 3395: }
1.175 sakharuk 3396: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1.152 sakharuk 3397: $result .= '\end{document}';
1.140 sakharuk 3398: }
3399: #-------------------------------------------------------- corrections for the different page formats
1.499 foxr 3400:
3401: # Only post process if that has not been turned off e.g. by a raw latex resource.
3402:
3403: if ($do_postprocessing) {
1.590 foxr 3404: $result = &page_format_transformation($papersize,
3405: $laystyle,$numberofcolumns,
3406: $print_type,$result,
3407: $helper->{VARS}->{'assignment'},
3408: $helper->{'VARS'}->{'TABLE_CONTENTS'},
3409: $helper->{'VARS'}->{'TABLE_INDEX'},
3410: $selectionmade);
1.499 foxr 3411: $result = &latex_corrections($number_of_columns,$result,$selectionmade,
3412: $helper->{'VARS'}->{'ANSWER_TYPE'});
3413: #if ($numberofcolumns == 1) {
1.451 albertel 3414: $result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
3415: $result =~ s/\\textheight\s*=?\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
3416: $result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
3417: $result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1.499 foxr 3418: #}
3419: }
1.367 foxr 3420:
1.515 foxr 3421: # Set URLback if this is a construction space print so we can provide
3422: # a link to the resource being edited.
3423: #
1.274 sakharuk 3424:
1.276 sakharuk 3425: my $URLback=''; #link to original document
1.510 albertel 3426: if ($helper->{'VARS'}->{'construction'} eq '1') {
1.607 www 3427: $URLback=$helper->{'VARS'}->{'filename'};
1.276 sakharuk 3428: }
1.556 foxr 3429: #
3430: # Final adjustment of the font size:
3431: #
3432:
3433: $result = set_font_size($result);
1.375 foxr 3434:
1.612 foxr 3435: # Insert any babel headers required.
3436:
3437: $result = &collect_languages($result);
3438:
3439:
1.525 www 3440: #-- writing .tex file in prtspool
3441: my $temp_file;
3442: my $identifier = &Apache::loncommon::get_cgi_id();
3443: my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex";
3444: if (!($#print_array>0)) {
3445: unless ($temp_file = Apache::File->new('>'.$filename)) {
3446: $r->log_error("Couldn't open $filename for output $!");
3447: return SERVER_ERROR;
3448: }
3449: print $temp_file $result;
3450: my $begin=index($result,'\begin{document}',0);
3451: my $inc=substr($result,0,$begin+16);
1.515 foxr 3452: } else {
1.525 www 3453: my $begin=index($result,'\begin{document}',0);
3454: my $inc=substr($result,0,$begin+16);
3455: for (my $i=0;$i<=$#print_array;$i++) {
3456: if ($i==0) {
3457: $print_array[$i]=$result;
3458: } else {
3459: $print_array[$i].='\end{document}';
3460: $print_array[$i] =
3461: &latex_corrections($number_of_columns,$print_array[$i],
3462: $selectionmade,
3463: $helper->{'VARS'}->{'ANSWER_TYPE'});
1.515 foxr 3464:
1.525 www 3465: my $anobegin=index($print_array[$i],'\setcounter{page}',0);
3466: substr($print_array[$i],0,$anobegin)='';
3467: $print_array[$i]=$inc.$print_array[$i];
3468: }
3469: my $temp_file;
3470: my $newfilename=$filename;
3471: my $num=$i+1;
3472: $newfilename =~s/\.tex$//;
3473: $newfilename=sprintf("%s_%03d.tex",$newfilename, $num);
3474: unless ($temp_file = Apache::File->new('>'.$newfilename)) {
3475: $r->log_error("Couldn't open $newfilename for output $!");
3476: return SERVER_ERROR;
3477: }
3478: print $temp_file $print_array[$i];
3479: }
3480: }
3481: my $student_names='';
3482: if ($#print_array>0) {
3483: for (my $i=0;$i<=$#print_array;$i++) {
3484: $student_names.=$student_names[$i].'_ENDPERSON_';
1.515 foxr 3485: }
1.525 www 3486: } else {
3487: if ($#student_names>-1) {
3488: $student_names=$student_names[0].'_ENDPERSON_';
1.515 foxr 3489: } else {
1.525 www 3490: my $fullname = &get_name($env{'user.name'},$env{'user.domain'});
3491: $student_names=join(':',$env{'user.name'},$env{'user.domain'},
1.515 foxr 3492: $env{'request.course.sec'},$fullname).
3493: '_ENDPERSON_'.'_END_';
3494: }
1.525 www 3495: }
1.515 foxr 3496:
1.525 www 3497: # logic for now is too complex to trace if this has been defined
3498: # yet.
3499: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
3500: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3501: &Apache::lonnet::appenv({'cgi.'.$identifier.'.file' => $filename,
1.515 foxr 3502: 'cgi.'.$identifier.'.layout' => $laystyle,
3503: 'cgi.'.$identifier.'.numcol' => $numberofcolumns,
3504: 'cgi.'.$identifier.'.paper' => $papersize,
3505: 'cgi.'.$identifier.'.selection' => $selectionmade,
3506: 'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
3507: 'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
3508: 'cgi.'.$identifier.'.role' => $perm{'pav'},
3509: 'cgi.'.$identifier.'.numberoffiles' => $#print_array,
3510: 'cgi.'.$identifier.'.studentnames' => $student_names,
1.520 raeburn 3511: 'cgi.'.$identifier.'.backref' => $URLback,});
1.525 www 3512: &Apache::lonnet::appenv({"cgi.$identifier.user" => $env{'user.name'},
1.515 foxr 3513: "cgi.$identifier.domain" => $env{'user.domain'},
3514: "cgi.$identifier.courseid" => $cnum,
3515: "cgi.$identifier.coursedom" => $cdom,
1.520 raeburn 3516: "cgi.$identifier.resources" => $resources_printed});
1.515 foxr 3517:
1.525 www 3518: my $end_page = &Apache::loncommon::end_page();
1.529 raeburn 3519: my $continue_text = &mt('Continue');
1.525 www 3520: # If there's been an unrecoverable SSI error, report it to the user
3521: if ($ssi_error) {
3522: my $helpurl = &Apache::loncommon::top_nav_help('Helpdesk');
1.554 bisitz 3523: $r->print('<br /><p class="LC_error">'.&mt('An unrecoverable network error occurred:').'</p><p>'.
1.526 www 3524: &mt('At least one of the resources you chose to print could not be rendered due to an unrecoverable error when communicating with a server:').
3525: '<br />'.$ssi_last_error_resource.'<br />'.$ssi_last_error.
3526: '</p><p>'.&mt('You can continue using the link provided below, but make sure to carefully inspect your output file! The errors will be marked in the file.').'<br />'.
1.528 raeburn 3527: &mt('You may be able to reprint the individual resources for which this error occurred, as the issue may be temporary.').
1.525 www 3528: '<br />'.&mt('If the error persists, please contact the [_1] for assistance.',$helpurl).'</p><p>'.
3529: &mt('We apologize for the inconvenience.').'</p>'.
1.528 raeburn 3530: '<a href="/cgi-bin/printout.pl?'.$identifier.'">'.$continue_text.'</a>'.$end_page);
1.525 www 3531: } else {
1.515 foxr 3532: $r->print(<<FINALEND);
1.317 albertel 3533: <br />
1.288 albertel 3534: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
1.528 raeburn 3535: <a href="/cgi-bin/printout.pl?$identifier">$continue_text</a>
1.431 albertel 3536: $end_page
1.140 sakharuk 3537: FINALEND
1.528 raeburn 3538: } # endif ssi errors.
1.140 sakharuk 3539: }
3540:
1.288 albertel 3541:
3542: sub get_CODE {
1.381 albertel 3543: my ($all_codes,$num,$seed,$size,$type)=@_;
1.288 albertel 3544: my $max='1'.'0'x$size;
3545: my $newcode;
3546: while(1) {
1.392 albertel 3547: $newcode=sprintf("%0".$size."d",int(rand($max)));
1.288 albertel 3548: if (!exists($$all_codes{$newcode})) {
3549: $$all_codes{$newcode}=1;
1.381 albertel 3550: if ($type eq 'number' ) {
3551: return $newcode;
3552: } else {
3553: return &num_to_letters($newcode);
3554: }
1.288 albertel 3555: }
3556: }
3557: }
1.140 sakharuk 3558:
1.284 albertel 3559: sub print_resources {
1.360 albertel 3560: my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,
1.422 albertel 3561: $LaTeXwidth)=@_;
1.284 albertel 3562: my $current_output = '';
1.375 foxr 3563: my $printed = '';
1.284 albertel 3564: my ($username,$userdomain,$usersection) = split /:/,$person;
3565: my $fullname = &get_name($username,$userdomain);
1.492 foxr 3566: my $namepostfix = "\\\\"; # Both anon and not anon should get the same vspace.
1.600 foxr 3567:
1.619 foxr 3568:
1.591 foxr 3569: #
3570: # Figure out if we need to filter the output by
3571: # the incomplete problems for that person
3572: #
3573: my $print_type = $helper->{'VARS'}->{'PRINT_TYPE'};
3574: my $print_incomplete = 0;
3575: if (($print_type eq 'map_incomplete_problems_people_seq') ||
3576: ($print_type eq 'incomplete_problems_selpeople_course')) {
3577: $print_incomplete = 1;
3578: }
1.596 raeburn 3579: if ($person eq 'anonymous') {
1.613 ramirez 3580: $namepostfix .=&mt('Name:')." ";
1.288 albertel 3581: $fullname = "CODE - ".$moreenv->{'CODE'};
3582: }
1.590 foxr 3583:
1.444 foxr 3584: # Fullname may have special latex characters that need \ prefixing:
3585: #
3586:
1.350 foxr 3587: my $i = 0;
1.591 foxr 3588: my $actually_printed = 0; # Count of resources printed.
1.284 albertel 3589: #goes through all resources, checks if they are available for
3590: #current student, and produces output
1.428 albertel 3591:
3592: &Apache::lonxml::clear_problem_counter();
1.364 albertel 3593: my %page_breaks = &get_page_breaks($helper);
1.476 albertel 3594: my $columns_in_format = (split(/\|/,$helper->{'VARS'}->{'FORMAT'}))[1];
1.440 foxr 3595: #
1.441 foxr 3596: # end each student with a
1.440 foxr 3597: # Special that allows the post processor to even out the page
3598: # counts later. Nasty problem this... it would be really
3599: # nice to put the special in as a postscript comment
1.441 foxr 3600: # e.g. \special{ps:\ENDOFSTUDENTSTAMP} unfortunately,
1.440 foxr 3601: # The special gets passed the \ and dvips puts it in the output file
1.441 foxr 3602: # so we will just rely on prntout.pl to strip ENDOFSTUDENTSTAMP from the
3603: # postscript. Each ENDOFSTUDENTSTAMP will go on a line by itself.
1.440 foxr 3604: #
1.591 foxr 3605:
1.568 foxr 3606: my $syllabus_first = 0;
1.619 foxr 3607: my $current_assignment = "";
3608: my $assignment;
3609: my $courseidinfo = &get_course();
3610:
1.284 albertel 3611: foreach my $curresline (@{$master_seq}) {
1.351 foxr 3612: if (defined $page_breaks{$curresline}) {
1.350 foxr 3613: if($i != 0) {
3614: $current_output.= "\\newpage\n";
3615: }
3616: }
1.569 foxr 3617: $current_output .= &get_extra_vspaces($helper, $curresline);
1.350 foxr 3618: $i++;
1.619 foxr 3619: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
3620:
3621: # See if we need to emit a new header:
3622:
1.284 albertel 3623: if ( !($type eq 'problems' &&
1.609 www 3624: ($curresline!~ m/$LONCAPA::assess_page_re/)) ) {
1.591 foxr 3625: if ($print_incomplete && !&incomplete($username, $userdomain, $res_url)) {
3626: next;
3627: }
3628: $actually_printed++; # we're going to print one.
1.284 albertel 3629: if (&Apache::lonnet::allowed('bre',$res_url)) {
1.414 albertel 3630: if ($res_url!~m|^ext/|
1.413 albertel 3631: && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.375 foxr 3632: $printed .= $curresline.':';
1.428 albertel 3633: &Apache::lonxml::remember_problem_counter();
3634:
1.526 www 3635: my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
1.582 raeburn 3636: if ($res_url =~ /\.page$/) {
3637: if ($remove_latex_header eq 'NO') {
3638: if (!($rendered =~ /\\begin\{document\}/)) {
3639: $rendered = &print_latex_header().$rendered;
3640: }
3641: }
1.591 foxr 3642: ;
1.582 raeburn 3643: if ($remove_latex_header eq 'YES') {
3644: $rendered = &latex_header_footer_remove($rendered);
3645: } else {
3646: $rendered =~ s/\\end{document}\d*//;
3647: }
3648: }
1.305 sakharuk 3649: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
3650: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.380 foxr 3651: # Use a copy of the hash so we don't pervert it on future loop passes.
3652: my %answerenv = %{$moreenv};
3653: $answerenv{'answer_output_mode'}='tex';
1.591 foxr 3654:
3655:
1.380 foxr 3656: $answerenv{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.428 albertel 3657:
3658: &Apache::lonxml::restore_problem_counter();
3659:
1.380 foxr 3660: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$env{'request.course.id'},%answerenv);
1.428 albertel 3661:
1.305 sakharuk 3662: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
3663: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
3664: } else {
1.423 foxr 3665:
3666:
3667: my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.582 raeburn 3668: unless ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only') {
3669: $header =~ s/\\begin{document}//; #<<<<<
3670: }
1.477 albertel 3671: my $title = &Apache::lonnet::gettitle($curresline);
3672: $title = &Apache::lonxml::latex_special_symbols($title);
3673: my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm ';
3674: $body .=&path_to_problem($res_url,$LaTeXwidth);
1.423 foxr 3675: $body .='\vskip 1 mm '.$ansrendered;
3676: $body = &encapsulate_minipage($body);
3677: $rendered = $header.$body;
1.305 sakharuk 3678: }
3679: }
1.511 foxr 3680: if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
3681: my $url = &Apache::lonnet::clutter($res_url);
3682: my $annotation = &annotate($url);
3683: $rendered =~ s/(\\keephidden{ENDOFPROBLEM})/$annotation$1/;
3684: }
1.562 foxr 3685: my $junk;
1.305 sakharuk 3686: if ($remove_latex_header eq 'YES') {
3687: $rendered = &latex_header_footer_remove($rendered);
3688: } else {
3689: $rendered =~ s/\\end{document}//;
3690: }
3691: $current_output .= $rendered;
1.456 raeburn 3692: } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1.568 foxr 3693: if ($i == 1) {
3694: $syllabus_first = 1;
3695: }
1.375 foxr 3696: $printed .= $curresline.':';
1.528 raeburn 3697: my $rendered = &get_student_view_with_retries($curresline,$ssi_retry_count,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
1.511 foxr 3698: if ($helper->{'VARS'}->{'PRINT_ANNOTATIONS'} eq 'yes') {
3699: my $url = &Apache::lonnet::clutter($res_url);
3700: my $annotation = &annotate($url);
3701: $annotation =~ s/(\\end{document})/$annotation$1/;
3702: }
1.305 sakharuk 3703: if ($remove_latex_header eq 'YES') {
3704: $rendered = &latex_header_footer_remove($rendered);
1.284 albertel 3705: } else {
1.305 sakharuk 3706: $rendered =~ s/\\end{document}//;
1.284 albertel 3707: }
1.421 foxr 3708: $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
1.552 foxr 3709: } elsif($res_url = ~/\.pdf$/) {
3710: my $url = &Apache::lonnet::clutter($res_url);
3711: my $rendered = &include_pdf($url);
3712: if ($remove_latex_header ne 'NO') {
3713: $rendered = &latex_header_footer_remove($rendered);
3714: }
3715: $current_output .= $rendered;
1.284 albertel 3716: } else {
1.414 albertel 3717: my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline);
1.305 sakharuk 3718: if ($remove_latex_header ne 'NO') {
3719: $rendered = &latex_header_footer_remove($rendered);
3720: } else {
3721: $rendered =~ s/\\end{document}//;
3722: }
3723: $current_output .= $rendered;
1.284 albertel 3724: }
3725: }
3726: $remove_latex_header = 'YES';
1.590 foxr 3727: }
1.619 foxr 3728: $assignment = &Apache::lonxml::latex_special_symbols(
3729: &Apache::lonnet::gettitle($map), 'header');
3730: if (($assignment ne $current_assignment) && ($assignment ne "")) {
3731: my $header_line = &format_page_header($LaTeXwidth, $parmhash{'print_header_format'},
3732: $assignment, $courseidinfo,
3733: $fullname, $usersection);
3734: my $header_start = ($columns_in_format == 1) ? '\lhead'
3735: : '\fancyhead[LO]';
3736: $header_line = $header_start.'{'.$header_line.'}';
3737: $current_output = $current_output . $header_line;
3738: $current_assignment = $assignment;
3739: }
3740:
1.331 albertel 3741: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284 albertel 3742: }
1.591 foxr 3743: # If we are printing incomplete it's possible we don't have
3744: # anything to print. The print subsystem is not so good at handling
3745: # that so we're going to generate a stub that says there are no
3746: # incomplete resources for the person.
3747: #
1.593 foxr 3748:
1.591 foxr 3749: if ($actually_printed == 0) {
1.592 foxr 3750: $current_output = &encapsulate_minipage("\\vskip -10mm \nNo incomplete resources\n \\vskip 100 mm { }\n");
1.593 foxr 3751: if ($remove_latex_header eq "NO") {
3752: $current_output = &print_latex_header() . $current_output;
3753: } else {
3754: $current_output = &latex_header_footer_remove($current_output);
3755: }
1.591 foxr 3756: }
1.552 foxr 3757:
1.583 raeburn 3758: if ($syllabus_first) {
3759: $current_output =~ s/\\\\ Last updated:/Last updated:/
3760: }
1.619 foxr 3761: if (0) {
3762: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
3763: my $header_line =
3764: &format_page_header($LaTeXwidth, $parmhash{'print_header_format'},
3765: $currentassignment, $courseidinfo, $fullname, $usersection);
3766: my $header_start = ($columns_in_format == 1) ? '\lhead'
3767: : '\fancyhead[LO]';
3768: $header_line = $header_start.'{'.$header_line.'}';
3769: }
1.583 raeburn 3770: if ($current_output=~/\\documentclass/) {
1.619 foxr 3771: # $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /;
3772: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$namepostfix}\\vskip 5 mm /;
3773:
1.284 albertel 3774: } else {
1.476 albertel 3775: my $blankpages =
3776: '\clearpage\strut\clearpage'x$helper->{'VARS'}->{'EMPTY_PAGES'};
1.619 foxr 3777:
3778: # $current_output = '\strut\vspace*{-6 mm}\\newline'.
3779: # ©right_line().' \newpage '.$blankpages.$end_of_student.
3780: # '\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent'.
3781: # $header_line.$namepostfix. '} \vskip 5 mm '.$current_output;
1.476 albertel 3782: $current_output = '\strut\vspace*{-6 mm}\\newline'.
3783: ©right_line().' \newpage '.$blankpages.$end_of_student.
1.619 foxr 3784: '\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent'
3785: .$namepostfix. '} \vskip 5 mm '.$current_output;
3786:
1.284 albertel 3787: }
1.440 foxr 3788: #
3789: # Close the student bracketing.
3790: #
1.375 foxr 3791: return ($current_output,$fullname, $printed);
1.284 albertel 3792:
3793: }
1.140 sakharuk 3794:
1.614 raeburn 3795: sub printing_blocked {
3796: my ($r,$blocktext) = @_;
3797: my $title = &mt('Preparing Printout');
3798: &Apache::lonhtmlcommon::clear_breadcrumbs();
3799: &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/printout',
3800: text=> $title});
3801: my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs($title);
3802: &Apache::loncommon::content_type($r,'text/html');
3803: &Apache::loncommon::no_cache($r);
3804: $r->send_http_header;
3805: $r->print(&Apache::loncommon::start_page('Preparing Printout').
3806: $breadcrumbs.
3807: $blocktext.
3808: &Apache::loncommon::end_page());
3809: return;
3810: }
3811:
1.3 sakharuk 3812: sub handler {
3813:
3814: my $r = shift;
1.614 raeburn 3815:
3816: if ($env{'request.course.id'}) {
3817: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3818: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
3819: my ($blocked,$blocktext) =
3820: &Apache::loncommon::blocking_status('printout',$cnum,$cdom);
3821: if ($blocked) {
3822: my $checkrole = "cm./$cdom/$cnum";
3823: if ($env{'request.course.sec'} ne '') {
3824: $checkrole .= "/$env{'request.course.sec'}";
3825: }
3826: unless ((&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) &&
3827: ($env{'request.role'} !~ m{^st\./$cdom/$cnum})) {
3828: &printing_blocked($r,$blocktext);
3829: return OK;
3830: }
3831: }
3832: }
1.397 albertel 3833:
3834: &init_perm();
3835: my $helper = printHelper($r);
3836: if (!ref($helper)) {
3837: return $helper;
1.60 sakharuk 3838: }
1.177 sakharuk 3839:
1.184 sakharuk 3840:
1.454 foxr 3841: %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
1.353 foxr 3842:
1.416 foxr 3843:
1.350 foxr 3844:
3845:
1.367 foxr 3846: # If a figure conversion queue file exists for this user.domain
3847: # we delete it since it can only be bad (if it were good, printout.pl
3848: # would have deleted it the last time around.
3849:
1.373 albertel 3850: my $conversion_queuefile = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat";
1.367 foxr 3851: if(-e $conversion_queuefile) {
3852: unlink $conversion_queuefile;
3853: }
1.515 foxr 3854:
3855:
1.184 sakharuk 3856: &output_data($r,$helper,\%parmhash);
1.2 sakharuk 3857: return OK;
1.614 raeburn 3858: }
1.2 sakharuk 3859:
1.131 bowersj2 3860: use Apache::lonhelper;
1.130 sakharuk 3861:
1.223 bowersj2 3862: sub addMessage {
3863: my $text = shift;
3864: my $paramHash = Apache::lonhelper::getParamHash();
3865: $paramHash->{MESSAGE_TEXT} = $text;
3866: Apache::lonhelper::message->new();
3867: }
3868:
1.416 foxr 3869:
1.238 bowersj2 3870:
1.397 albertel 3871: sub init_perm {
3872: undef(%perm);
3873: $perm{'pav'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'});
3874: if (!$perm{'pav'}) {
3875: $perm{'pav'}=&Apache::lonnet::allowed('pav',
3876: $env{'request.course.id'}.'/'.$env{'request.course.sec'});
3877: }
1.465 albertel 3878: $perm{'pfo'}=&Apache::lonnet::allowed('pfo',$env{'request.course.id'});
1.397 albertel 3879: if (!$perm{'pfo'}) {
3880: $perm{'pfo'}=&Apache::lonnet::allowed('pfo',
3881: $env{'request.course.id'}.'/'.$env{'request.course.sec'});
3882: }
1.585 raeburn 3883: $perm{'vgr'}=&Apache::lonnet::allowed('vgr',$env{'request.course.id'});
3884: if (!$perm{'vgr'}) {
3885: $perm{'vgr'}=&Apache::lonnet::allowed('vgr',
3886: $env{'request.course.id'}.'/'.$env{'request.course.sec'});
3887: }
1.397 albertel 3888: }
3889:
1.507 albertel 3890: sub get_randomly_ordered_warning {
3891: my ($helper,$map) = @_;
3892:
3893: my $message;
3894:
3895: my $postdata = $env{'form.postdata'} || $helper->{VARS}{'postdata'};
3896: my $navmap = Apache::lonnavmaps::navmap->new();
1.547 raeburn 3897: if (defined($navmap)) {
3898: my $res = $navmap->getResourceByUrl($map);
3899: if ($res) {
3900: my $func =
3901: sub { return ($_[0]->is_map() && $_[0]->randomorder); };
3902: my @matches = $navmap->retrieveResources($res, $func,1,1,1);
1.610 foxr 3903:
1.547 raeburn 3904: }
3905: } else {
3906: $message = "Retrieval of information about ordering of resources failed.";
3907: return '<message type="warning">'.$message.'</message>';
1.507 albertel 3908: }
3909: return;
3910: }
3911:
1.131 bowersj2 3912: sub printHelper {
1.115 bowersj2 3913: my $r = shift;
3914:
3915: if ($r->header_only) {
1.373 albertel 3916: if ($env{'browser.mathml'}) {
1.241 www 3917: &Apache::loncommon::content_type($r,'text/xml');
1.131 bowersj2 3918: } else {
1.241 www 3919: &Apache::loncommon::content_type($r,'text/html');
1.131 bowersj2 3920: }
3921: $r->send_http_header;
3922: return OK;
1.115 bowersj2 3923: }
3924:
1.131 bowersj2 3925: # Send header, nocache
1.373 albertel 3926: if ($env{'browser.mathml'}) {
1.241 www 3927: &Apache::loncommon::content_type($r,'text/xml');
1.115 bowersj2 3928: } else {
1.241 www 3929: &Apache::loncommon::content_type($r,'text/html');
1.115 bowersj2 3930: }
3931: &Apache::loncommon::no_cache($r);
3932: $r->send_http_header;
3933: $r->rflush();
3934:
1.131 bowersj2 3935: # Unfortunately, this helper is so complicated we have to
3936: # write it by hand
3937:
3938: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
3939:
1.176 bowersj2 3940: my $helper = Apache::lonhelper::helper->new("Printing Helper");
1.146 bowersj2 3941: $helper->declareVar('symb');
1.156 bowersj2 3942: $helper->declareVar('postdata');
1.290 sakharuk 3943: $helper->declareVar('curseed');
3944: $helper->declareVar('probstatus');
1.156 bowersj2 3945: $helper->declareVar('filename');
3946: $helper->declareVar('construction');
1.178 sakharuk 3947: $helper->declareVar('assignment');
1.262 sakharuk 3948: $helper->declareVar('style_file');
1.340 foxr 3949: $helper->declareVar('student_sort');
1.363 foxr 3950: $helper->declareVar('FINISHPAGE');
1.366 foxr 3951: $helper->declareVar('PRINT_TYPE');
1.372 foxr 3952: $helper->declareVar("showallfoils");
1.483 foxr 3953: $helper->declareVar("STUDENTS");
1.569 foxr 3954: $helper->declareVar("EXTRASPACE");
1.518 foxr 3955:
3956:
3957:
3958:
1.569 foxr 3959: # The page breaks and extra spaces
3960: # can get loaded initially from the course environment:
1.394 foxr 3961: # But we only do this in the initial state so that they are allowed to change.
3962: #
1.366 foxr 3963:
1.363 foxr 3964:
3965: &Apache::loncommon::restore_course_settings('print',
1.366 foxr 3966: {'pagebreaks' => 'scalar',
1.569 foxr 3967: 'extraspace' => 'scalar',
1.570 foxr 3968: 'extraspace_units' => 'scalar',
1.366 foxr 3969: 'lastprinttype' => 'scalar'});
3970:
1.483 foxr 3971: # This will persistently load in the data we want from the
3972: # very first screen.
1.394 foxr 3973:
3974: if($helper->{VARS}->{PRINT_TYPE} eq $env{'form.lastprinttype'}) {
3975: if (!defined ($env{"form.CURRENT_STATE"})) {
3976:
3977: $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
1.569 foxr 3978: $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'};
1.570 foxr 3979: $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};
1.394 foxr 3980: } else {
3981: my $state = $env{"form.CURRENT_STATE"};
3982: if ($state eq "START") {
3983: $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
1.569 foxr 3984: $helper->{VARS}->{EXTRASPACE} = $env{'form.extraspace'};
1.570 foxr 3985: $helper->{VARS}->{EXTRASPACE_UNITS} = $env{'form.extraspace_units'};
3986:
1.394 foxr 3987: }
3988: }
3989:
1.366 foxr 3990: }
1.481 albertel 3991:
1.156 bowersj2 3992: # Detect whether we're coming from construction space
1.602 www 3993: if ($env{'form.postdata'}=~m{^/priv}) {
3994: $helper->{VARS}->{'filename'} = $env{'form.postdata'};
1.156 bowersj2 3995: $helper->{VARS}->{'construction'} = 1;
1.481 albertel 3996: } else {
1.373 albertel 3997: if ($env{'form.postdata'}) {
3998: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'});
1.482 albertel 3999: if ( $helper->{VARS}->{'symb'} eq '') {
4000: $helper->{VARS}->{'postdata'} = $env{'form.postdata'};
4001: }
1.156 bowersj2 4002: }
1.373 albertel 4003: if ($env{'form.symb'}) {
4004: $helper->{VARS}->{'symb'} = $env{'form.symb'};
1.156 bowersj2 4005: }
1.373 albertel 4006: if ($env{'form.url'}) {
1.156 bowersj2 4007: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
4008: }
1.416 foxr 4009:
1.157 bowersj2 4010: }
1.481 albertel 4011:
1.373 albertel 4012: if ($env{'form.symb'}) {
4013: $helper->{VARS}->{'symb'} = $env{'form.symb'};
1.146 bowersj2 4014: }
1.373 albertel 4015: if ($env{'form.url'}) {
1.140 sakharuk 4016: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1.153 sakharuk 4017:
1.140 sakharuk 4018: }
1.343 albertel 4019: $helper->{VARS}->{'symb'}=
4020: &Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
1.335 albertel 4021: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
1.178 sakharuk 4022: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1.481 albertel 4023:
1.156 bowersj2 4024:
1.146 bowersj2 4025: # Extract map
4026: my $symb = $helper->{VARS}->{'symb'};
1.156 bowersj2 4027: my ($map, $id, $url);
4028: my $subdir;
1.483 foxr 4029: my $is_published=0; # True when printing from resource space.
1.589 foxr 4030: my $res_printable = 1; # By default the current resource is printable.
4031: my $userCanPrint = ($perm{'pav'} || $perm{'pfo'});
1.615 foxr 4032: my $res_printstartdate;
4033: my $res_printenddate;
1.616 foxr 4034: my $map_open = 0;
4035: my $map_close = 0xffffffff;
4036: my $course_open = 0;
4037: my $course_close = 0xffffffff;
1.156 bowersj2 4038:
4039: # Get the resource name from construction space
4040: if ($helper->{VARS}->{'construction'}) {
4041: $resourceTitle = substr($helper->{VARS}->{'filename'},
4042: rindex($helper->{VARS}->{'filename'}, '/')+1);
4043: $subdir = substr($helper->{VARS}->{'filename'},
4044: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
1.481 albertel 4045: } else {
1.562 foxr 4046: # From course space:
4047:
1.482 albertel 4048: if ($symb ne '') {
4049: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
4050: $helper->{VARS}->{'postdata'} =
4051: &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
1.589 foxr 4052: my $navmap = Apache::lonnavmaps::navmap->new();
4053: my $res = $navmap->getBySymb($symb);
1.615 foxr 4054: $res_printable = $res->resprintable() | $userCanPrint; #printability in course context
4055: ($res_printstartdate, $res_printenddate) = &get_print_dates($res);
1.616 foxr 4056: ($course_open, $course_close) = &course_print_dates($res);
4057: ($map_open, $map_close) = &map_print_dates($res);
4058:
1.482 albertel 4059: } else {
1.589 foxr 4060: # Resource space.
4061:
1.482 albertel 4062: $url = $helper->{VARS}->{'postdata'};
1.483 foxr 4063: $is_published=1; # From resource space.
1.482 albertel 4064: }
4065: $url = &Apache::lonnet::clutter($url);
1.156 bowersj2 4066: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1.238 bowersj2 4067: my $postdata = $helper->{VARS}->{'postdata'};
4068: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
1.156 bowersj2 4069: }
4070: $subdir = &Apache::lonnet::filelocation("", $url);
1.589 foxr 4071:
4072:
1.128 bowersj2 4073: }
1.373 albertel 4074: if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) {
4075: $helper->{VARS}->{'curseed'}=$env{'form.curseed'};
1.230 albertel 4076: }
1.616 foxr 4077:
1.373 albertel 4078: if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
1.512 foxr 4079: $helper->{VARS}->{'probstatus'}=$env{'form.problemstatus'};
1.290 sakharuk 4080: }
1.115 bowersj2 4081:
1.192 bowersj2 4082: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
4083:
1.481 albertel 4084: Apache::lonhelper::registerHelperTags();
1.119 bowersj2 4085:
1.131 bowersj2 4086: # "Delete everything after the last slash."
1.119 bowersj2 4087: $subdir =~ s|/[^/]+$||;
4088:
1.131 bowersj2 4089: # What can be printed is a very dynamic decision based on
4090: # lots of factors. So we need to dynamically build this list.
4091: # To prevent security leaks, states are only added to the wizard
4092: # if they can be reached, which ensures manipulating the form input
4093: # won't allow anyone to reach states they shouldn't have permission
4094: # to reach.
4095:
4096: # printChoices is tracking the kind of printing the user can
4097: # do, and will be used in a choices construction later.
4098: # In the meantime we will be adding states and elements to
4099: # the helper by hand.
4100: my $printChoices = [];
4101: my $paramHash;
1.130 sakharuk 4102:
1.589 foxr 4103: # If there is a current resource and it is printable
4104: # Give that as a choice.
4105:
4106: if ($resourceTitle && $res_printable) {
1.458 www 4107: push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('the resource you just saw on the screen').")", 'current_document', 'PAGESIZE'];
1.615 foxr 4108: }
1.156 bowersj2 4109:
1.238 bowersj2 4110: # Useful filter strings
1.589 foxr 4111:
4112: my $isPrintable = ' && $res->resprintable()';
4113:
1.590 foxr 4114: my $isProblem = '(($res->is_problem()||$res->contains_problem() ||$res->is_practice()))';
1.589 foxr 4115: $isProblem .= $isPrintable unless $userCanPrint;
1.238 bowersj2 4116: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1.589 foxr 4117: my $isProblemOrMap = '($res->is_problem() || $res->contains_problem() || $res->is_sequence() || $res->is_practice())';
4118: $isProblemOrMap .= $isPrintable unless $userCanPrint;
4119: my $isNotMap = '(!$res->is_sequence())';
4120: $isNotMap .= $isPrintable unless $userCanPrint;
1.238 bowersj2 4121: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
1.589 foxr 4122: my $isMap = '$res->is_map()';
4123: $isMap .= $isPrintable unless $userCanPrint;
4124: my $symbFilter = '$res->shown_symb() ';
1.342 albertel 4125: my $urlValue = '$res->link()';
1.238 bowersj2 4126:
4127: $helper->declareVar('SEQUENCE');
4128:
1.465 albertel 4129: # If we're in a sequence...
1.416 foxr 4130:
1.465 albertel 4131: my $start_new_option;
4132: if ($perm{'pav'}) {
4133: $start_new_option =
4134: "<option text='".&mt('Start new page<br />before selected').
1.569 foxr 4135: "' variable='FINISHPAGE' />".
1.570 foxr 4136: "<option text='".&mt('Extra space<br />before selected').
1.569 foxr 4137: "' variable='EXTRASPACE' type='text' />" .
4138: "<option " .
1.570 foxr 4139: "' variable='POSSIBLE_RESOURCES' type='hidden' />".
4140: "<option text='".&mt('Space units<br />check for mm').
4141: "' variable='EXTRASPACE_UNITS' type='checkbox' />"
4142: ;
4143:
1.569 foxr 4144:
1.465 albertel 4145: }
1.238 bowersj2 4146:
1.562 foxr 4147: # If not construction space user can print the components of a page:
4148:
4149: my $page_ispage;
4150: my $page_title;
4151: if (!$helper->{VARS}->{'construction'}) {
4152: my $varspostdata = $helper->{VARS}->{'postdata'};
4153: my $varsassignment = $helper->{VARS}->{'assignment'};
4154: my $page_navmap = Apache::lonnavmaps::navmap->new();
1.563 foxr 4155: if (defined($page_navmap)) {
4156: my @page_resources = $page_navmap->retrieveResources($url);
4157: if(defined($page_resources[0])) {
4158: $page_ispage = $page_resources[0]->is_page();
4159: $page_title = $page_resources[0]->title();
4160: my $resourcesymb = $page_resources[0]->symb();
4161: my ($pagemap, $pageid, $pageurl) = &Apache::lonnet::decode_symb($symb);
4162: if ($page_ispage) {
4163: push @{$printChoices},
4164: [&mt('Selected [_1]Problems[_2] from page [_3]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>'),
4165: 'map_problems_in_page',
4166: 'CHOOSE_PROBLEMS_PAGE'];
4167: push @{$printChoices},
4168: [&mt('Selected [_1]Resources[_2] from page [_3]', '<b>', '</b>', '<b><i>'.$page_title.'</i></b>'),
4169: 'map_resources_in_page',
4170: 'CHOOSE_RESOURCES_PAGE'];
4171: }
1.562 foxr 4172: my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS_PAGE',
4173: 'Select Problem(s) to print',
4174: "multichoice='1' toponly='1' addstatus='1' closeallpages='1'",
4175: 'RESOURCES',
4176: 'PAGESIZE',
4177: $url,
4178: $isProblem, '', $symbFilter,
4179: $start_new_option);
4180:
4181:
4182: $helperFragment .= &generate_resource_chooser('CHOOSE_RESOURCES_PAGE',
4183: 'Select Resource(s) to print',
4184: 'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
4185: 'RESOURCES',
4186: 'PAGESIZE',
4187: $url,
4188: $isNotMap, '', $symbFilter,
4189: $start_new_option);
4190:
4191:
4192:
4193:
4194:
4195: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
4196:
1.563 foxr 4197: }
4198: }
1.562 foxr 4199: }
4200:
4201: if (($helper->{'VAR'}->{'construction'} ne '1' ) &&
1.243 bowersj2 4202: $helper->{VARS}->{'postdata'} &&
4203: $helper->{VARS}->{'assignment'}) {
1.590 foxr 4204:
4205: # BZ 5209 - Print incomplete problems from sequence:
4206: # the exact form of this depends on whether or not we are privileged or a mere
4207: # plebe of s student:
4208:
4209: my $printSelector = 'map_incomplete_problems_seq';
4210: my $nextState = 'CHOOSE_INCOMPLETE_SEQ';
4211: my $textSuffix = '';
4212:
1.616 foxr 4213: if ($userCanPrint) {
1.590 foxr 4214: $printSelector = 'map_incomplete_problems_people_seq';
4215: $nextState = 'CHOOSE_INCOMPLETE_PEOPLE_SEQ';
4216: $textSuffix = ' for selected students';
4217: my $helperStates =
4218: &create_incomplete_folder_selstud_helper($helper, $map);
4219: &Apache::lonxml::xmlparse($r, 'helper', $helperStates);
4220: } else {
1.616 foxr 4221: if (&printable($map_open, $map_close)) {
4222: my $helperStates = &create_incomplete_folder_helper($helper, $map); # Create needed states for student.
4223: &Apache::lonxml::xmlparse($r, 'helper', $helperStates);
4224: } else {
4225: # TODO: Figure out how to break the news...this folder is not printable.
4226: }
1.590 foxr 4227: }
4228:
1.616 foxr 4229: if ($userCanPrint || &printable($map_open, $map_close)) {
4230: push(@{$printChoices},
4231: [&mt('Selected [_1]Incomplete Problems[_2] from folder [_3]' . $textSuffix,
4232: '<b>', '</b>',
4233: '<b><i>'. $sequenceTitle . '</b></i>'),
4234: $printSelector,
4235: $nextState]);
4236: }
1.131 bowersj2 4237: # Allow problems from sequence
1.616 foxr 4238: if ($userCanPrint || &printable($map_open, $map_close)) {
4239: push @{$printChoices},
1.562 foxr 4240: [&mt('Selected [_1]Problems[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'),
4241: 'map_problems',
4242: 'CHOOSE_PROBLEMS'];
1.616 foxr 4243: # Allow all resources from sequence
4244: push @{$printChoices}, [&mt('Selected [_1]Resources[_2] from folder [_3]','<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>'),
4245: 'map_problems_pages',
4246: 'CHOOSE_PROBLEMS_HTML'];
4247: my $helperFragment = &generate_resource_chooser('CHOOSE_PROBLEMS',
4248: 'Select Problem(s) to print',
4249: 'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
4250: 'RESOURCES',
4251: 'PAGESIZE',
4252: $map,
1.621 foxr 4253: $isProblem, '',
1.616 foxr 4254: $symbFilter,
4255: $start_new_option);
4256: $helperFragment .= &generate_resource_chooser('CHOOSE_PROBLEMS_HTML',
4257: 'Select Resource(s) to print',
4258: 'multichoice="1" toponly="1" addstatus="1" closeallpages="1"',
4259: 'RESOURCES',
4260: 'PAGESIZE',
4261: $map,
4262: $isNotMap, '',
4263: $symbFilter,
4264: $start_new_option);
4265:
4266: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
4267: } else {
4268: # TODO: Figure out how to tell them the folder is not printable.
4269: }
1.121 bowersj2 4270: }
1.616 foxr 4271: # If the user has pfo (print for others) allow them to print all
4272: # problems and resources in the entire course, optionally for selected students
4273: my $post_data = $helper->{VARS}->{'postdata'};
1.590 foxr 4274:
1.483 foxr 4275: if ($perm{'pfo'} && !$is_published &&
1.562 foxr 4276: ($post_data=~/\/res\// || $post_data =~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) {
1.481 albertel 4277:
1.590 foxr 4278: # BZ 5209 - incomplete problems from entire course:
4279:
4280: push(@{$printChoices},
1.594 foxr 4281: [&mtn('Selected <b>Incomplete Problems</b> from <b>entire course</b> for selected people'),
1.590 foxr 4282: 'incomplete_problems_selpeople_course', 'INCOMPLETE_PROBLEMS_COURSE_RESOURCES']);
4283: my $helperFragment = &create_incomplete_course_helper($helper); # Create needed states.
4284:
4285: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
4286:
4287: # Selected problems/resources from entire course:
4288:
1.509 albertel 4289: push @{$printChoices}, [&mtn('Selected <b>Problems</b> from <b>entire course</b>'), 'all_problems', 'ALL_PROBLEMS'];
4290: push @{$printChoices}, [&mtn('Selected <b>Resources</b> from <b>entire course</b>'), 'all_resources', 'ALL_RESOURCES'];
1.536 foxr 4291: push @{$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 4292: my $suffixXml = <<ALL_PROBLEMS;
1.536 foxr 4293: <state name="STUDENTS1" title="Select People">
4294: <message><b>Select sorting order of printout</b> </message>
4295: <choices variable='student_sort'>
4296: <choice computer='0'>Sort by section then student</choice>
4297: <choice computer='1'>Sort by students across sections.</choice>
4298: </choices>
4299: <message><br /><hr /><br /> </message>
4300: <student multichoice='1' variable="STUDENTS" nextstate="PRINT_FORMATTING" coursepersonnel="1"/>
4301: </state>
1.284 albertel 4302: ALL_PROBLEMS
1.562 foxr 4303: &Apache::lonxml::xmlparse($r, 'helper',
4304: &generate_resource_chooser('ALL_PROBLEMS',
4305: 'SelectProblem(s) to print',
4306: 'multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"',
4307: 'RESOURCES',
4308: 'PAGESIZE',
4309: '',
4310: $isProblemOrMap, $isNotMap,
4311: $symbFilter,
4312: $start_new_option) .
4313: &generate_resource_chooser('ALL_RESOURCES',
4314: 'Select Resource(s) to print',
4315: " toponly='0' multichoice='1' suppressEmptySequences='0' addstatus='1' closeallpages='1'",
4316: 'RESOURCES',
4317: 'PAGESIZE',
4318: '',
4319: $isNotMap,'',$symbFilter,
4320: $start_new_option) .
4321: &generate_resource_chooser('ALL_PROBLEMS_STUDENTS',
4322: 'Select Problem(s) to print',
4323: 'toponly="0" multichoice="1" suppressEmptySequences="0" addstatus="1" closeallpages="1"',
4324: 'RESOURCES',
4325: 'STUDENTS1',
4326: '',
4327: $isProblemOrMap,'' , $symbFilter,
4328: $start_new_option) .
4329: $suffixXml
4330: );
1.132 bowersj2 4331:
1.284 albertel 4332: if ($helper->{VARS}->{'assignment'}) {
1.562 foxr 4333:
4334: # If we were looking at a page, allow a selection of problems from the page
4335: # either for selected students or for coded assignments.
4336:
4337: if ($page_ispage) {
4338: push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3] for [_4]selected people[_5]',
4339: '<b>', '</b>', '<b><i>'.$page_title.'</i></b>', '<b>', '</b>'),
4340: 'problems_for_students_from_page', 'CHOOSE_TGT_STUDENTS_PAGE'];
4341: push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from page [_3] for [_4]CODEd assignments[_5]',
4342: '<b>', '</b>', '<b><i>'.$page_title.'</i></b>', '<b>', '</b>'),
4343: 'problems_for_anon_page', 'CHOOSE_ANON1_PAGE'];
4344: }
4345: push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3] for [_4]selected people[_5]',
4346: '<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'),
4347: 'problems_for_students', 'CHOOSE_STUDENTS'];
4348: push @{$printChoices}, [&mt('Selected [_1]Problems[_2] from folder [_3] for [_4]CODEd assignments[_5]',
4349: '<b>','</b>','<b><i>'.$sequenceTitle.'</i></b>','<b>','</b>'),
4350: 'problems_for_anon', 'CHOOSE_ANON1'];
1.284 albertel 4351: }
1.424 foxr 4352:
1.507 albertel 4353: my $randomly_ordered_warning =
1.591 foxr 4354: &get_randomly_ordered_warning($helper, $map);
1.507 albertel 4355:
1.424 foxr 4356: # resource_selector will hold a few states that:
4357: # - Allow resources to be selected for printing.
4358: # - Determine pagination between assignments.
4359: # - Determine how many assignments should be bundled into a single PDF.
4360: # TODO:
4361: # Probably good to do things like separate this up into several vars, each
4362: # with one state, and use REGEXPs at inclusion time to set state names
4363: # and next states for better mix and match capability
4364: #
1.562 foxr 4365: my $resource_selector= &generate_resource_chooser('SELECT_PROBLEMS',
4366: 'Select resources to print',
4367: 'multichoice="1" addstatus="1" closeallpages="1"',
4368: 'RESOURCES',
4369: 'PRINT_FORMATTING',
1.571 droeschl 4370: $map,
1.562 foxr 4371: $isProblem, '', $symbFilter,
4372: $start_new_option);
1.586 raeburn 4373: $resource_selector .= &generate_format_selector($helper,
1.598 raeburn 4374: 'How should results be printed?',
4375: 'PRINT_FORMATTING').
1.586 raeburn 4376: &generate_resource_chooser('CHOOSE_STUDENTS_PAGE',
1.562 foxr 4377: 'Select Problem(s) to print',
4378: "multichoice='1' addstatus='1' closeallpages ='1'",
4379: 'RESOURCES',
4380: 'PRINT_FORMATTING',
4381: $url,
4382: $isProblem, '', $symbFilter,
4383: $start_new_option);
4384:
4385:
4386: # Generate student choosers.
4387:
4388:
1.284 albertel 4389:
1.562 foxr 4390: &Apache::lonxml::xmlparse($r, 'helper',
4391: &generate_student_chooser('CHOOSE_TGT_STUDENTS_PAGE',
4392: 'student_sort',
4393: 'STUDENTS',
4394: 'CHOOSE_STUDENTS_PAGE'));
4395: &Apache::lonxml::xmlparse($r, 'helper',
4396: &generate_student_chooser('CHOOSE_STUDENTS',
4397: 'student_sort',
4398: 'STUDENTS',
4399: 'SELECT_PROBLEMS'));
4400: &Apache::lonxml::xmlparse($r, 'helper', $resource_selector);
1.292 albertel 4401:
1.373 albertel 4402: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
4403: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.292 albertel 4404: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
4405: my $namechoice='<choice></choice>';
1.337 albertel 4406: foreach my $name (sort {uc($a) cmp uc($b)} @names) {
1.294 albertel 4407: if ($name =~ /^error: 2 /) { next; }
1.381 albertel 4408: if ($name =~ /^type\0/) { next; }
1.292 albertel 4409: $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
4410: }
1.389 foxr 4411:
4412:
4413: my %code_values;
1.405 albertel 4414: my %codes_to_print;
1.411 albertel 4415: foreach my $key (@names) {
1.389 foxr 4416: %code_values = &Apache::grades::get_codes($key, $cdom, $cnum);
1.405 albertel 4417: foreach my $key (keys(%code_values)) {
4418: $codes_to_print{$key} = 1;
1.388 foxr 4419: }
4420: }
1.389 foxr 4421:
1.452 albertel 4422: my $code_selection;
1.405 albertel 4423: foreach my $code (sort {uc($a) cmp uc($b)} (keys(%codes_to_print))) {
1.389 foxr 4424: my $choice = $code;
4425: if ($code =~ /^[A-Z]+$/) { # Alpha code
4426: $choice = &letters_to_num($code);
4427: }
1.432 albertel 4428: push(@{$helper->{DATA}{ALL_CODE_CHOICES}},[$code,$choice]);
1.388 foxr 4429: }
1.436 albertel 4430: if (%codes_to_print) {
4431: $code_selection .='
1.472 albertel 4432: <message><b>Choose single CODE from list:</b></message>
1.448 albertel 4433: <message></td><td></message>
1.452 albertel 4434: <dropdown variable="CODE_SELECTED_FROM_LIST" multichoice="0" allowempty="0">
4435: <choice></choice>
1.448 albertel 4436: <exec>
4437: push(@{$state->{CHOICES}},@{$helper->{DATA}{ALL_CODE_CHOICES}});
4438: </exec>
1.452 albertel 4439: </dropdown>
1.468 foxr 4440: <message></td></tr><tr><td></message>
1.436 albertel 4441: '.$/;
1.448 albertel 4442:
1.436 albertel 4443: }
1.432 albertel 4444:
1.542 raeburn 4445: my @lines = &Apache::grades::get_scantronformat_file();
1.381 albertel 4446: my $codechoice='';
1.542 raeburn 4447: foreach my $line (@lines) {
1.381 albertel 4448: my ($name,$description,$code_type,$code_length)=
4449: (split(/:/,$line))[0,1,2,4];
4450: if ($code_length > 0 &&
4451: $code_type =~/^(letter|number|-1)/) {
4452: $codechoice.='<choice computer="'.$name.'">'.$description.'</choice>';
4453: }
4454: }
4455: if ($codechoice eq '') {
4456: $codechoice='<choice computer="default">Default</choice>';
4457: }
1.562 foxr 4458: my $anon1 = &generate_code_selector($helper,
4459: 'CHOOSE_ANON1',
4460: 'SELECT_PROBLEMS',
4461: $codechoice,
4462: $code_selection,
4463: $namechoice) . $resource_selector;
4464:
4465:
4466: &Apache::lonxml::xmlparse($r, 'helper',$anon1);
4467:
4468: my $anon_page = &generate_code_selector($helper,
4469: 'CHOOSE_ANON1_PAGE',
4470: 'SELECT_PROBLEMS_PAGE',
4471: $codechoice,
4472: $code_selection,
4473: $namechoice) .
4474: &generate_resource_chooser('SELECT_PROBLEMS_PAGE',
4475: 'Select Problem(s) to print',
4476: "multichoice='1' addstatus='1' closeallpages ='1'",
4477: 'RESOURCES',
4478: 'PRINT_FORMATTING',
4479: $url,
4480: $isProblem, '', $symbFilter,
4481: $start_new_option);
4482: &Apache::lonxml::xmlparse($r, 'helper', $anon_page);
1.254 sakharuk 4483:
1.272 sakharuk 4484:
1.254 sakharuk 4485: if ($helper->{VARS}->{'assignment'}) {
1.590 foxr 4486:
4487: # Assignment printing:
4488:
1.546 bisitz 4489: 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'];
4490: 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 4491: }
1.284 albertel 4492:
4493:
4494: $resource_selector=<<RESOURCE_SELECTOR;
1.424 foxr 4495: <state name="SELECT_RESOURCES" title="Select Resources">
1.507 albertel 4496: $randomly_ordered_warning
1.424 foxr 4497: <nextstate>PRINT_FORMATTING</nextstate>
1.254 sakharuk 4498: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.287 albertel 4499: <resource variable="RESOURCES" multichoice="1" addstatus="1"
4500: closeallpages="1">
1.254 sakharuk 4501: <filterfunc>return $isNotMap;</filterfunc>
4502: <mapurl>$map</mapurl>
4503: <valuefunc>return $symbFilter;</valuefunc>
1.465 albertel 4504: $start_new_option
1.254 sakharuk 4505: </resource>
1.424 foxr 4506: </state>
1.284 albertel 4507: RESOURCE_SELECTOR
4508:
1.586 raeburn 4509: $resource_selector .= &generate_format_selector($helper,
4510: 'Format of the print job',
1.598 raeburn 4511: 'PRINT_FORMATTING');
1.284 albertel 4512: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
4513: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
1.340 foxr 4514: <choices variable='student_sort'>
4515: <choice computer='0'>Sort by section then student</choice>
4516: <choice computer='1'>Sort by students across sections.</choice>
4517: </choices>
1.437 foxr 4518: <message><br /><hr /><br /></message>
1.426 foxr 4519: <student multichoice='1' variable="STUDENTS" nextstate="SELECT_RESOURCES" coursepersonnel="1" />
1.340 foxr 4520:
1.424 foxr 4521: </state>
1.284 albertel 4522: $resource_selector
1.254 sakharuk 4523: CHOOSE_STUDENTS1
4524:
1.284 albertel 4525: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
1.472 albertel 4526: <state name="CHOOSE_ANON2" title="Select CODEd Assignments">
1.424 foxr 4527: <nextstate>SELECT_RESOURCES</nextstate>
1.472 albertel 4528: <message><h4>Fill out one of the forms below</h4></message>
4529: <message><br /><hr /> <br /></message>
4530: <message><h3>Generate new CODEd Assignments</h3></message>
4531: <message><table><tr><td><b>Number of CODEd assignments to print:</b></td><td></message>
1.579 foxr 4532: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5" noproceed="1">
1.362 albertel 4533: <validator>
4534: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
1.386 foxr 4535: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
1.388 foxr 4536: !\$helper->{'VARS'}{'SINGLE_CODE'} &&
4537: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
1.362 albertel 4538: return "You need to specify the number of assignments to print";
4539: }
1.578 foxr 4540: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) >= 1) &&
4541: (\$helper->{'VARS'}{'SINGLE_CODE'} ne '') ) {
4542: return 'Specifying number of codes to print and a specific code is not compatible';
4543: }
1.362 albertel 4544: return undef;
4545: </validator>
4546: </string>
4547: <message></td></tr><tr><td></message>
1.501 albertel 4548: <message><b>Names to save the CODEs under for later:</b></message>
1.412 albertel 4549: <message></td><td></message>
4550: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
4551: <message></td></tr><tr><td></message>
1.599 raeburn 4552: <message><b>Bubblesheet type:</b></message>
1.412 albertel 4553: <message></td><td></message>
4554: <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
4555: $codechoice
4556: </dropdown>
1.472 albertel 4557: <message></td></tr><tr><td></table></message>
4558: <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message>
4559: <message><tr><td><b>Enter a CODE to print:</b></td><td></message>
1.412 albertel 4560: <string variable="SINGLE_CODE" size="10">
1.386 foxr 4561: <validator>
4562: if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} &&
1.388 foxr 4563: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
4564: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
1.386 foxr 4565: return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
4566: \$helper->{'VARS'}{'CODE_OPTION'});
1.577 foxr 4567: } elsif (\$helper->{'VARS'}{'SINGLE_CODE'} ne ''){
1.578 foxr 4568: return 'Specifying a code name is incompatible specifying number of codes.';
1.386 foxr 4569: } else {
4570: return undef; # Other forces control us.
4571: }
4572: </validator>
4573: </string>
1.472 albertel 4574: <message></td></tr><tr><td></message>
1.432 albertel 4575: $code_selection
1.472 albertel 4576: <message></td></tr></table></message>
4577: <message><hr /><h3>Reprint a Set of Saved CODEs</h3><table><tr><td></message>
4578: <message><b>Select saved CODEs:</b></message>
1.381 albertel 4579: <message></td><td></message>
1.294 albertel 4580: <dropdown variable="REUSE_OLD_CODES">
4581: $namechoice
4582: </dropdown>
1.412 albertel 4583: <message></td></tr></table></message>
1.424 foxr 4584: </state>
1.284 albertel 4585: $resource_selector
4586: CHOOSE_ANON2
1.481 albertel 4587: }
4588:
1.121 bowersj2 4589: # FIXME: That RE should come from a library somewhere.
1.483 foxr 4590: if (($perm{'pav'}
1.482 albertel 4591: && $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'
4592: && (defined($helper->{'VARS'}->{'construction'})
4593: ||
4594: (&Apache::lonnet::allowed('bre',$subdir) eq 'F'
4595: &&
4596: $helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)
1.483 foxr 4597: ))
4598: && $helper->{VARS}->{'assignment'} eq ""
1.482 albertel 4599: ) {
4600: my $pretty_dir = &Apache::lonnet::hreflocation($subdir);
1.546 bisitz 4601: 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 4602: my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
1.482 albertel 4603: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$pretty_dir</small></b> to print">
1.458 www 4604:
1.138 bowersj2 4605: <files variable="FILES" multichoice='1'>
1.144 bowersj2 4606: <nextstate>PAGESIZE</nextstate>
1.138 bowersj2 4607: <filechoice>return '$subdir';</filechoice>
1.139 bowersj2 4608: CHOOSE_FROM_SUBDIR
4609:
1.238 bowersj2 4610: # this is broken up because I really want interpolation above,
4611: # and I really DON'T want it below
1.139 bowersj2 4612: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
1.225 bowersj2 4613: <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
4614: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
1.131 bowersj2 4615: </filefilter>
1.138 bowersj2 4616: </files>
1.131 bowersj2 4617: </state>
4618: CHOOSE_FROM_SUBDIR
1.139 bowersj2 4619: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.131 bowersj2 4620: }
1.238 bowersj2 4621:
4622: # Allow the user to select any sequence in the course, feed it to
4623: # another resource selector for that sequence
1.483 foxr 4624: if (!$helper->{VARS}->{'construction'} && !$is_published) {
1.509 albertel 4625: push @$printChoices, [&mtn("Selected <b>Resources</b> from <b>selected folder</b> in course"),
1.249 sakharuk 4626: 'select_sequences', 'CHOOSE_SEQUENCE'];
1.244 bowersj2 4627: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
4628: #Escape apostrophes and backslashes for Perl
4629: $escapedSequenceName =~ s/\\/\\\\/g;
4630: $escapedSequenceName =~ s/'/\\'/g;
1.239 bowersj2 4631: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
1.238 bowersj2 4632: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
4633: <message>Select the sequence to print resources from:</message>
4634: <resource variable="SEQUENCE">
4635: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
1.616 foxr 4636: <filterfunc>return &Apache::lonprintout::printable_sequence(\$res);</filterfunc>
1.238 bowersj2 4637: <valuefunc>return $urlValue;</valuefunc>
1.447 foxr 4638: <choicefunc>return \$res->hasResource(\$res,sub { return !\$_[0]->is_sequence() },0,0);
1.391 foxr 4639: </choicefunc>
1.238 bowersj2 4640: </resource>
4641: </state>
4642: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
4643: <message>(mark desired resources then click "next" button) <br /></message>
1.435 foxr 4644: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1.287 albertel 4645: closeallpages="1">
1.238 bowersj2 4646: <nextstate>PAGESIZE</nextstate>
1.466 albertel 4647: <filterfunc>return $isNotMap</filterfunc>
1.244 bowersj2 4648: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
1.238 bowersj2 4649: <valuefunc>return $symbFilter;</valuefunc>
1.465 albertel 4650: $start_new_option
1.238 bowersj2 4651: </resource>
4652: </state>
4653: CHOOSE_FROM_ANY_SEQUENCE
1.239 bowersj2 4654: }
1.481 albertel 4655:
1.131 bowersj2 4656: # Generate the first state, to select which resources get printed.
1.223 bowersj2 4657: Apache::lonhelper::state->new("START", "Select Printing Options:");
1.615 foxr 4658: if (!$res_printable) {
4659: $paramHash = Apache::lonhelper::getParamHash();
4660: $paramHash->{MESSAGE_TEXT} =
1.630 ! bisitz 4661: '<p class="LC_info">'
! 4662: .&mt('Printing for current resource is only possible between [_1] and [_2]',
! 4663: $res_printstartdate, $res_printenddate).'</p>';
1.615 foxr 4664: Apache::lonhelper::message->new();
4665: }
4666: $paramHash = Apache::lonhelper::getParamHash();
1.131 bowersj2 4667: $paramHash = Apache::lonhelper::getParamHash();
1.155 sakharuk 4668: $paramHash->{MESSAGE_TEXT} = "";
1.131 bowersj2 4669: Apache::lonhelper::message->new();
4670: $paramHash = Apache::lonhelper::getParamHash();
4671: $paramHash->{'variable'} = 'PRINT_TYPE';
4672: $paramHash->{CHOICES} = $printChoices;
4673: Apache::lonhelper::choices->new();
1.161 bowersj2 4674:
1.223 bowersj2 4675: my $startedTable = 0; # have we started an HTML table yet? (need
4676: # to close it later)
4677:
1.585 raeburn 4678: if (($perm{'pav'} and $perm{'vgr'}) or
1.170 sakharuk 4679: ($helper->{VARS}->{'construction'} eq '1')) {
1.544 bisitz 4680: &addMessage('<br />'
4681: .'<h3>'.&mt('Print Options').'</h3>'
4682: .&Apache::lonhtmlcommon::start_pick_box()
4683: .&Apache::lonhtmlcommon::row_title(
4684: '<label for="ANSWER_TYPE_forminput">'
4685: .&mt('Print Answers')
4686: .'</label>'
4687: )
4688: );
1.161 bowersj2 4689: $paramHash = Apache::lonhelper::getParamHash();
1.162 sakharuk 4690: $paramHash->{'variable'} = 'ANSWER_TYPE';
4691: $helper->declareVar('ANSWER_TYPE');
1.161 bowersj2 4692: $paramHash->{CHOICES} = [
1.242 sakharuk 4693: ['Without Answers', 'yes'],
4694: ['With Answers', 'no'],
1.368 albertel 4695: ['Only Answers', 'only']
1.289 sakharuk 4696: ];
1.210 sakharuk 4697: Apache::lonhelper::dropdown->new();
1.544 bisitz 4698: &addMessage(&Apache::lonhtmlcommon::row_closure());
1.223 bowersj2 4699: $startedTable = 1;
1.556 foxr 4700:
4701: #
4702: # Select font size.
4703: #
4704:
4705: $helper->declareVar('fontsize');
4706: &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Font Size')));
4707: my $xmlfrag = << "FONT_SELECTION";
4708:
4709:
4710: <dropdown variable='fontsize' multichoice='0', allowempty='0'>
4711: <defaultvalue>
4712: return 'normalsize';
4713: </defaultvalue>
4714: <choice computer='tiny'>Tiny</choice>
4715: <choice computer='sub/superscriptsize'>Script Size</choice>
4716: <choice computer='footnotesize'>Footnote Size</choice>
4717: <choice computer='small'>Small</choice>
4718: <choice computer='normalsize'>Normal (default)</choice>
4719: <choice computer='large'>larger than normal</choice>
4720: <choice computer='Large'>Even larger than normal</choice>
4721: <choice computer='LARGE'>Still larger than normal</choice>
4722: <choice computer='huge'>huge font size</choice>
4723: <choice computer='Huge'>Largest possible size</choice>
4724: </dropdown>
4725: FONT_SELECTION
4726: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
4727: &addMessage(&Apache::lonhtmlcommon::row_closure(1));
1.161 bowersj2 4728: }
1.209 sakharuk 4729:
1.397 albertel 4730: if ($perm{'pav'}) {
1.223 bowersj2 4731: if (!$startedTable) {
1.497 www 4732: addMessage("<hr width='33%' /><table><tr><td align='right'>".
4733: '<label for="LATEX_TYPE_forminput">'.
4734: &mt('LaTeX mode').
4735: "</label>: </td><td>");
1.223 bowersj2 4736: $startedTable = 1;
4737: } else {
1.544 bisitz 4738: &addMessage(&Apache::lonhtmlcommon::row_title(
4739: '<label for="LATEX_TYPE_forminput">'
4740: .&mt('LaTeX mode')
4741: .'</label>'
4742: )
4743: );
1.223 bowersj2 4744: }
1.203 sakharuk 4745: $paramHash = Apache::lonhelper::getParamHash();
4746: $paramHash->{'variable'} = 'LATEX_TYPE';
4747: $helper->declareVar('LATEX_TYPE');
4748: if ($helper->{VARS}->{'construction'} eq '1') {
4749: $paramHash->{CHOICES} = [
1.223 bowersj2 4750: ['standard LaTeX mode', 'standard'],
4751: ['LaTeX batchmode', 'batchmode'], ];
1.203 sakharuk 4752: } else {
4753: $paramHash->{CHOICES} = [
1.223 bowersj2 4754: ['LaTeX batchmode', 'batchmode'],
4755: ['standard LaTeX mode', 'standard'] ];
1.203 sakharuk 4756: }
1.210 sakharuk 4757: Apache::lonhelper::dropdown->new();
1.218 sakharuk 4758:
1.544 bisitz 4759: &addMessage(&Apache::lonhtmlcommon::row_closure()
4760: .&Apache::lonhtmlcommon::row_title(
4761: '<label for="TABLE_CONTENTS_forminput">'
4762: .&mt('Print Table of Contents')
4763: .'</label>'
4764: )
4765: );
1.209 sakharuk 4766: $paramHash = Apache::lonhelper::getParamHash();
4767: $paramHash->{'variable'} = 'TABLE_CONTENTS';
4768: $helper->declareVar('TABLE_CONTENTS');
4769: $paramHash->{CHOICES} = [
1.223 bowersj2 4770: ['No', 'no'],
4771: ['Yes', 'yes'] ];
1.210 sakharuk 4772: Apache::lonhelper::dropdown->new();
1.544 bisitz 4773: &addMessage(&Apache::lonhtmlcommon::row_closure());
1.214 sakharuk 4774:
1.220 sakharuk 4775: if (not $helper->{VARS}->{'construction'}) {
1.545 bisitz 4776: &addMessage(&Apache::lonhtmlcommon::row_title(
4777: '<label for="TABLE_INDEX_forminput">'
4778: .&mt('Print Index')
4779: .'</label>'
4780: )
4781: );
1.220 sakharuk 4782: $paramHash = Apache::lonhelper::getParamHash();
4783: $paramHash->{'variable'} = 'TABLE_INDEX';
4784: $helper->declareVar('TABLE_INDEX');
4785: $paramHash->{CHOICES} = [
1.223 bowersj2 4786: ['No', 'no'],
4787: ['Yes', 'yes'] ];
1.220 sakharuk 4788: Apache::lonhelper::dropdown->new();
1.545 bisitz 4789: &addMessage(&Apache::lonhtmlcommon::row_closure());
4790: &addMessage(&Apache::lonhtmlcommon::row_title(
4791: '<label for="PRINT_DISCUSSIONS_forminput">'
4792: .&mt('Print Discussions')
4793: .'</label>'
4794: )
4795: );
1.309 sakharuk 4796: $paramHash = Apache::lonhelper::getParamHash();
4797: $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';
4798: $helper->declareVar('PRINT_DISCUSSIONS');
4799: $paramHash->{CHOICES} = [
4800: ['No', 'no'],
4801: ['Yes', 'yes'] ];
4802: Apache::lonhelper::dropdown->new();
1.545 bisitz 4803: &addMessage(&Apache::lonhtmlcommon::row_closure());
1.372 foxr 4804:
1.511 foxr 4805: # Prompt for printing annotations too.
4806:
1.545 bisitz 4807: &addMessage(&Apache::lonhtmlcommon::row_title(
4808: '<label for="PRINT_ANNOTATIONS_forminput">'
4809: .&mt('Print Annotations')
4810: .'</label>'
4811: )
4812: );
1.511 foxr 4813: $paramHash = Apache::lonhelper::getParamHash();
4814: $paramHash->{'variable'} = "PRINT_ANNOTATIONS";
4815: $helper->declareVar("PRINT_ANNOTATIONS");
4816: $paramHash->{CHOICES} = [
4817: ['No', 'no'],
4818: ['Yes', 'yes']];
4819: Apache::lonhelper::dropdown->new();
1.545 bisitz 4820: &addMessage(&Apache::lonhtmlcommon::row_closure());
1.511 foxr 4821:
1.545 bisitz 4822: &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Foils')));
1.397 albertel 4823: $paramHash = Apache::lonhelper::getParamHash();
4824: $paramHash->{'multichoice'} = "true";
4825: $paramHash->{'allowempty'} = "true";
4826: $paramHash->{'variable'} = "showallfoils";
1.555 bisitz 4827: $paramHash->{'CHOICES'} = [ [&mt('Show All Foils'), "1"] ];
1.397 albertel 4828: Apache::lonhelper::choices->new();
1.545 bisitz 4829: &addMessage(&Apache::lonhtmlcommon::row_closure(1));
1.220 sakharuk 4830: }
1.219 sakharuk 4831:
1.230 albertel 4832: if ($helper->{'VARS'}->{'construction'}) {
1.505 albertel 4833: my $stylevalue='$Apache::lonnet::env{"construct.style"}';
1.497 www 4834: my $randseedtext=&mt("Use random seed");
4835: my $stylefiletext=&mt("Use style file");
1.506 albertel 4836: my $selectfiletext=&mt("Select style file");
1.497 www 4837:
1.544 bisitz 4838: my $xmlfrag .= '<message>'
4839: .&Apache::lonhtmlcommon::row_title('<label for="curseed_forminput">'
4840: .$randseedtext
4841: .'</label>'
4842: )
4843: .'</message>
4844: <string variable="curseed" size="15" maxlength="15">
4845: <defaultvalue>
4846: return '.$helper->{VARS}->{'curseed'}.';
4847: </defaultvalue>'
4848: .'</string>'
4849: .'<message>'
4850: .&Apache::lonhtmlcommon::row_closure()
4851: .&Apache::lonhtmlcommon::row_title('<label for="style_file">'
4852: .$stylefiletext
4853: .'</label>'
4854: )
4855: .'</message>
1.504 albertel 4856: <string variable="style_file" size="40">
1.544 bisitz 4857: <defaultvalue>
4858: return '.$stylevalue.';
4859: </defaultvalue>
4860: </string><message> '
4861: .qq|<a href="javascript:openbrowser('helpform','style_file_forminput','sty')">|
4862: .$selectfiletext.'</a>'
4863: .&Apache::lonhtmlcommon::row_closure()
1.555 bisitz 4864: .&Apache::lonhtmlcommon::row_title(&mt('Show All Foils'))
1.544 bisitz 4865: .'</message>
1.371 foxr 4866: <choices allowempty="1" multichoice="true" variable="showallfoils">
1.544 bisitz 4867: <choice computer="1"> </choice>
4868: </choices>'
4869: .'<message>'
4870: .&Apache::lonhtmlcommon::row_closure()
4871: .'</message>';
1.230 albertel 4872: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.512 foxr 4873:
4874:
1.544 bisitz 4875: &addMessage(&Apache::lonhtmlcommon::row_title(&mt('Problem Type')));
1.512 foxr 4876: #
4877: # Initial value from construction space:
4878: #
4879: if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
4880: $helper->{VARS}->{'probstatus'} = $env{'form.problemtype'}; # initial value
4881: }
1.518 foxr 4882: $xmlfrag = << "PROBTYPE";
4883: <dropdown variable="probstatus" multichoice="0" allowempty="0">
4884: <defaultvalue>
4885: return "$helper->{VARS}->{'probstatus'}";
4886: </defaultvalue>
4887: <choice computer="problem">Homework Problem</choice>
1.628 bisitz 4888: <choice computer="exam">Bubblesheet Exam Problem</choice>
1.518 foxr 4889: <choice computer="survey">Survey question</choice>
1.572 raeburn 4890: ,choice computer="anonsurvey"Anonymous survey question</choice>
1.518 foxr 4891: </dropdown>
4892: PROBTYPE
4893: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.544 bisitz 4894: &addMessage(&Apache::lonhtmlcommon::row_closure(1));
1.512 foxr 4895:
1.556 foxr 4896:
4897:
1.544 bisitz 4898: }
1.223 bowersj2 4899: }
1.264 sakharuk 4900:
4901:
4902:
1.218 sakharuk 4903:
1.223 bowersj2 4904: if ($startedTable) {
1.544 bisitz 4905: &addMessage(&Apache::lonhtmlcommon::end_pick_box());
1.215 sakharuk 4906: }
1.161 bowersj2 4907:
1.131 bowersj2 4908: Apache::lonprintout::page_format_state->new("FORMAT");
4909:
1.144 bowersj2 4910: # Generate the PAGESIZE state which will offer the user the margin
4911: # choices if they select one column
4912: Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
4913: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
4914:
4915:
1.131 bowersj2 4916: $helper->process();
4917:
1.416 foxr 4918:
1.131 bowersj2 4919: # MANUAL BAILOUT CONDITION:
4920: # If we're in the "final" state, bailout and return to handler
4921: if ($helper->{STATE} eq 'FINAL') {
4922: return $helper;
4923: }
1.130 sakharuk 4924:
1.584 raeburn 4925: my $footer;
1.395 www 4926: if ($helper->{STATE} eq 'START') {
1.584 raeburn 4927: my $prtspool=$r->dir_config('lonPrtDir');
4928: $footer = &recently_generated($prtspool);
1.395 www 4929: }
1.584 raeburn 4930: $r->print($helper->display($footer));
1.333 albertel 4931: &Apache::lonhelper::unregisterHelperTags();
1.115 bowersj2 4932:
4933: return OK;
4934: }
4935:
1.1 www 4936:
4937: 1;
1.119 bowersj2 4938:
4939: package Apache::lonprintout::page_format_state;
4940:
4941: =pod
4942:
1.131 bowersj2 4943: =head1 Helper element: page_format_state
4944:
4945: See lonhelper.pm documentation for discussion of the helper framework.
1.119 bowersj2 4946:
1.131 bowersj2 4947: Apache::lonprintout::page_format_state is an element that gives the
4948: user an opportunity to select the page layout they wish to print
4949: with: Number of columns, portrait/landscape, and paper size. If you
4950: want to change the paper size choices, change the @paperSize array
4951: contents in this package.
1.119 bowersj2 4952:
1.131 bowersj2 4953: page_format_state is always directly invoked in lonprintout.pm, so there
4954: is no tag interface. You actually pass parameters to the constructor.
1.119 bowersj2 4955:
4956: =over 4
4957:
1.131 bowersj2 4958: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1.119 bowersj2 4959:
4960: =back
4961:
4962: =cut
4963:
1.131 bowersj2 4964: use Apache::lonhelper;
1.119 bowersj2 4965:
4966: no strict;
1.131 bowersj2 4967: @ISA = ("Apache::lonhelper::element");
1.119 bowersj2 4968: use strict;
1.266 sakharuk 4969: use Apache::lonlocal;
1.373 albertel 4970: use Apache::lonnet;
1.119 bowersj2 4971:
4972: my $maxColumns = 2;
1.376 albertel 4973: # it'd be nice if these all worked
4974: #my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
4975: # "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
4976: # "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]",
4977: # "a5 [148x210 mm]", "a6 [105x148 mm]" );
1.326 sakharuk 4978: my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
1.376 albertel 4979: "a4 [210x297 mm]");
1.119 bowersj2 4980:
4981: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
4982: # Paper type
4983:
4984: sub new {
1.131 bowersj2 4985: my $self = Apache::lonhelper::element->new();
1.119 bowersj2 4986:
1.135 bowersj2 4987: shift;
4988:
1.131 bowersj2 4989: $self->{'variable'} = shift;
1.134 bowersj2 4990: my $helper = Apache::lonhelper::getHelper();
1.135 bowersj2 4991: $helper->declareVar($self->{'variable'});
1.131 bowersj2 4992: bless($self);
1.119 bowersj2 4993: return $self;
4994: }
4995:
4996: sub render {
4997: my $self = shift;
1.131 bowersj2 4998: my $helper = Apache::lonhelper::getHelper();
1.119 bowersj2 4999: my $result = '';
1.131 bowersj2 5000: my $var = $self->{'variable'};
1.266 sakharuk 5001: my $PageLayout=&mt('Page layout');
5002: my $NumberOfColumns=&mt('Number of columns');
5003: my $PaperType=&mt('Paper type');
1.506 albertel 5004: my $landscape=&mt('Landscape');
5005: my $portrait=&mt('Portrait');
1.539 onken 5006: my $pdfFormLabel=&mt('PDF-Formfields');
5007: my $with=&mt('with Formfields');
5008: my $without=&mt('without Formfields');
1.556 foxr 5009:
5010:
1.544 bisitz 5011: $result.='<h3>'.&mt('Layout Options').'</h3>'
5012: .&Apache::loncommon::start_data_table()
5013: .&Apache::loncommon::start_data_table_header_row()
5014: .'<th>'.$PageLayout.'</th>'
5015: .'<th>'.$NumberOfColumns.'</th>'
5016: .'<th>'.$PaperType.'</th>'
5017: .'<th>'.$pdfFormLabel.'</th>'
5018: .&Apache::loncommon::end_data_table_header_row()
5019: .&Apache::loncommon::start_data_table_row()
5020: .'<td>'
5021: .'<label><input type="radio" name="'.${var}.'.layout" value="L" />'.$landscape.'</label><br />'
5022: .'<label><input type="radio" name="'.${var}.'.layout" value="P" checked="checked" />'.$portrait.'</label>'
5023: .'</td>';
1.119 bowersj2 5024:
1.544 bisitz 5025: $result.='<td align="center">'
5026: .'<select name="'.${var}.'.cols">';
1.119 bowersj2 5027:
5028: my $i;
5029: for ($i = 1; $i <= $maxColumns; $i++) {
1.144 bowersj2 5030: if ($i == 2) {
1.553 bisitz 5031: $result .= '<option value="'.$i.'" selected="selected">'.$i.'</option>'."\n";
1.119 bowersj2 5032: } else {
1.553 bisitz 5033: $result .= '<option value="'.$i.'">'.$i.'</option>'."\n";
1.119 bowersj2 5034: }
5035: }
5036:
5037: $result .= "</select></td><td>\n";
5038: $result .= "<select name='${var}.paper'>\n";
5039:
1.373 albertel 5040: my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
1.398 albertel 5041: my $DefaultPaperSize=lc($parmhash{'default_paper_size'});
5042: $DefaultPaperSize=~s/\s//g;
1.304 sakharuk 5043: if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
1.119 bowersj2 5044: $i = 0;
5045: foreach (@paperSize) {
1.326 sakharuk 5046: $_=~/(\w+)/;
5047: my $papersize=$1;
1.304 sakharuk 5048: if ($paperSize[$i]=~/$DefaultPaperSize/) {
1.553 bisitz 5049: $result .= '<option selected="selected" value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n";
1.119 bowersj2 5050: } else {
1.553 bisitz 5051: $result .= '<option value="'.$papersize.'">'.$paperSize[$i].'</option>'."\n";
1.119 bowersj2 5052: }
5053: $i++;
5054: }
1.539 onken 5055: $result .= <<HTML;
5056: </select>
5057: </td>
5058: <td align='center'>
5059: <select name='${var}.pdfFormFields'>
1.553 bisitz 5060: <option selected="selected" value="no">$without</option>
5061: <option value="yes">$with</option>
1.539 onken 5062: </select>
5063: </td>
5064: HTML
1.544 bisitz 5065: $result.=&Apache::loncommon::end_data_table_row()
5066: .&Apache::loncommon::end_data_table();
1.539 onken 5067:
1.119 bowersj2 5068: return $result;
1.135 bowersj2 5069: }
5070:
5071: sub postprocess {
5072: my $self = shift;
5073:
5074: my $var = $self->{'variable'};
1.136 bowersj2 5075: my $helper = Apache::lonhelper->getHelper();
1.135 bowersj2 5076: $helper->{VARS}->{$var} =
1.373 albertel 5077: $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' .
1.539 onken 5078: $env{"form.$var.paper"} . '|' . $env{"form.$var.pdfFormFields"};
1.135 bowersj2 5079: return 1;
1.119 bowersj2 5080: }
5081:
5082: 1;
1.144 bowersj2 5083:
5084: package Apache::lonprintout::page_size_state;
5085:
5086: =pod
5087:
5088: =head1 Helper element: page_size_state
5089:
5090: See lonhelper.pm documentation for discussion of the helper framework.
5091:
5092: Apache::lonprintout::page_size_state is an element that gives the
5093: user the opportunity to further refine the page settings if they
5094: select a single-column page.
5095:
5096: page_size_state is always directly invoked in lonprintout.pm, so there
5097: is no tag interface. You actually pass parameters to the constructor.
5098:
5099: =over 4
5100:
5101: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
5102:
5103: =back
5104:
5105: =cut
5106:
5107: use Apache::lonhelper;
1.373 albertel 5108: use Apache::lonnet;
1.144 bowersj2 5109: no strict;
5110: @ISA = ("Apache::lonhelper::element");
5111: use strict;
5112:
5113:
5114:
5115: sub new {
5116: my $self = Apache::lonhelper::element->new();
5117:
5118: shift; # disturbs me (probably prevents subclassing) but works (drops
5119: # package descriptor)... - Jeremy
5120:
5121: $self->{'variable'} = shift;
5122: my $helper = Apache::lonhelper::getHelper();
5123: $helper->declareVar($self->{'variable'});
5124:
5125: # The variable name of the format element, so we can look into
5126: # $helper->{VARS} to figure out whether the columns are one or two
5127: $self->{'formatvar'} = shift;
5128:
1.463 foxr 5129:
1.144 bowersj2 5130: $self->{NEXTSTATE} = shift;
5131: bless($self);
1.467 foxr 5132:
1.144 bowersj2 5133: return $self;
5134: }
5135:
5136: sub render {
5137: my $self = shift;
5138: my $helper = Apache::lonhelper::getHelper();
5139: my $result = '';
5140: my $var = $self->{'variable'};
5141:
1.467 foxr 5142:
5143:
1.144 bowersj2 5144: if (defined $self->{ERROR_MSG}) {
1.464 albertel 5145: $result .= '<br /><span class="LC_error">' . $self->{ERROR_MSG} . '</span><br />';
1.144 bowersj2 5146: }
5147:
1.438 foxr 5148: my $format = $helper->{VARS}->{$self->{'formatvar'}};
1.463 foxr 5149:
5150: # Use format to get sensible defaults for the margins:
5151:
5152:
5153: my ($laystyle, $cols, $papersize) = split(/\|/, $format);
5154: ($papersize) = split(/ /, $papersize);
5155:
1.559 foxr 5156: $laystyle = &Apache::lonprintout::map_laystyle($laystyle);
1.463 foxr 5157:
5158:
5159:
1.464 albertel 5160: my %size;
5161: ($size{'width_and_units'},
5162: $size{'height_and_units'},
5163: $size{'margin_and_units'})=
5164: &Apache::lonprintout::page_format($papersize, $laystyle, $cols);
1.463 foxr 5165:
1.464 albertel 5166: foreach my $dimension ('width','height','margin') {
5167: ($size{$dimension},$size{$dimension.'_unit'}) =
5168: split(/ +/, $size{$dimension.'_and_units'},2);
5169:
5170: foreach my $unit ('cm','in') {
5171: $size{$dimension.'_options'} .= '<option ';
5172: if ($size{$dimension.'_unit'} eq $unit) {
5173: $size{$dimension.'_options'} .= 'selected="selected" ';
5174: }
5175: $size{$dimension.'_options'} .= '>'.$unit.'</option>';
5176: }
1.438 foxr 5177: }
5178:
1.470 foxr 5179: # Adjust margin for LaTeX margin: .. requires units == cm or in.
5180:
5181: if ($size{'margin_unit'} eq 'in') {
5182: $size{'margin'} += 1;
5183: } else {
5184: $size{'margin'} += 2.54;
5185: }
1.548 bisitz 5186: my %lt = &Apache::lonlocal::texthash(
5187: 'format' => 'How should each column be formatted?',
5188: 'width' => 'Width',
5189: 'height' => 'Height',
5190: 'margin' => 'Left Margin'
5191: );
5192:
5193: $result .= '<p>'.$lt{'format'}.'</p>'
5194: .&Apache::lonhtmlcommon::start_pick_box()
5195: .&Apache::lonhtmlcommon::row_title($lt{'width'})
5196: .'<input type="text" name="'.$var.'.width" value="'.$size{'width'}.'" size="4" />'
5197: .'<select name="'.$var.'.widthunit">'
5198: .$size{'width_options'}
5199: .'</select>'
5200: .&Apache::lonhtmlcommon::row_closure()
5201: .&Apache::lonhtmlcommon::row_title($lt{'height'})
5202: .'<input type="text" name="'.$var.'.height" value="'.$size{'height'}.'" size="4" />'
5203: .'<select name="'.$var.'.heightunit">'
5204: .$size{'height_options'}
5205: .'</select>'
5206: .&Apache::lonhtmlcommon::row_closure()
5207: .&Apache::lonhtmlcommon::row_title($lt{'margin'})
5208: .'<input type="text" name="'.$var.'.lmargin" value="'.$size{'margin'}.'" size="4" />'
5209: .'<select name="'.$var.'.lmarginunit">'
5210: .$size{'margin_options'}
5211: .'</select>'
5212: .&Apache::lonhtmlcommon::row_closure(1)
5213: .&Apache::lonhtmlcommon::end_pick_box();
5214: # <p>Hint: Some instructors like to leave scratch space for the student by
5215: # making the width much smaller than the width of the page.</p>
1.144 bowersj2 5216:
5217: return $result;
5218: }
5219:
1.470 foxr 5220:
1.144 bowersj2 5221: sub preprocess {
5222: my $self = shift;
5223: my $helper = Apache::lonhelper::getHelper();
5224:
5225: my $format = $helper->{VARS}->{$self->{'formatvar'}};
1.467 foxr 5226:
5227: # If the user does not have 'pav' privilege, set default widths and
5228: # on to the next state right away.
5229: #
5230: if (!$perm{'pav'}) {
5231: my $var = $self->{'variable'};
5232: my $format = $helper->{VARS}->{$self->{'formatvar'}};
5233:
5234: my ($laystyle, $cols, $papersize) = split(/\|/, $format);
5235: ($papersize) = split(/ /, $papersize);
5236:
5237:
1.560 foxr 5238: $laystyle = &Apache::lonprintout::map_laystyle($laystyle);
1.559 foxr 5239:
1.467 foxr 5240: # Figure out some good defaults for the print out and set them:
5241:
5242: my %size;
5243: ($size{'width'},
5244: $size{'height'},
5245: $size{'lmargin'})=
5246: &Apache::lonprintout::page_format($papersize, $laystyle, $cols);
5247:
5248: foreach my $dim ('width', 'height', 'lmargin') {
5249: my ($value, $units) = split(/ /, $size{$dim});
1.470 foxr 5250:
1.467 foxr 5251: $helper->{VARS}->{"$var.".$dim} = $value;
5252: $helper->{VARS}->{"$var.".$dim.'unit'} = $units;
5253:
5254: }
5255:
5256:
5257: # Transition to the next state
5258:
5259: $helper->changeState($self->{NEXTSTATE});
5260: }
1.144 bowersj2 5261:
5262: return 1;
5263: }
5264:
5265: sub postprocess {
5266: my $self = shift;
5267:
5268: my $var = $self->{'variable'};
5269: my $helper = Apache::lonhelper->getHelper();
1.373 albertel 5270: my $width = $helper->{VARS}->{$var .'.width'} = $env{"form.${var}.width"};
5271: my $height = $helper->{VARS}->{$var .'.height'} = $env{"form.${var}.height"};
5272: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $env{"form.${var}.lmargin"};
5273: $helper->{VARS}->{$var .'.widthunit'} = $env{"form.${var}.widthunit"};
5274: $helper->{VARS}->{$var .'.heightunit'} = $env{"form.${var}.heightunit"};
5275: $helper->{VARS}->{$var .'.lmarginunit'} = $env{"form.${var}.lmarginunit"};
1.144 bowersj2 5276:
5277: my $error = '';
5278:
5279: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
5280: # by an optional period, followed by digits, ending the string
5281:
1.464 albertel 5282: if ($width !~ /^-?[0-9]*(\.[0-9]*)?$/) {
1.144 bowersj2 5283: $error .= "Invalid width; please type only a number.<br />\n";
5284: }
1.464 albertel 5285: if ($height !~ /^-?[0-9]*(\.[0-9]*)?$/) {
1.144 bowersj2 5286: $error .= "Invalid height; please type only a number.<br />\n";
5287: }
1.464 albertel 5288: if ($lmargin !~ /^-?[0-9]*(\.[0-9]*)?$/) {
1.144 bowersj2 5289: $error .= "Invalid left margin; please type only a number.<br />\n";
1.470 foxr 5290: } else {
5291: # Adjust for LaTeX 1.0 inch margin:
5292:
5293: if ($env{"form.${var}.lmarginunit"} eq "in") {
5294: $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 1;
5295: } else {
5296: $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 2.54;
5297: }
1.144 bowersj2 5298: }
5299:
5300: if (!$error) {
5301: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
5302: return 1;
5303: } else {
5304: $self->{ERROR_MSG} = $error;
5305: return 0;
5306: }
5307: }
5308:
1.1 www 5309: __END__
1.6 sakharuk 5310:
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