Annotation of loncom/interface/lonprintout.pm, revision 1.408.2.5
1.389 foxr 1: # The LearningOnline Network
1.1 www 2: # Printout
3: #
1.408.2.5! albertel 4: # $Id: lonprintout.pm,v 1.408.2.4 2006/02/06 22:02:36 albertel 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: #
26: # http://www.lon-capa.org/
27: #
1.3 sakharuk 28: #
1.1 www 29: package Apache::lonprintout;
30:
31: use strict;
1.10 albertel 32: use Apache::Constants qw(:common :http);
1.2 sakharuk 33: use Apache::lonxml;
34: use Apache::lonnet;
1.54 sakharuk 35: use Apache::loncommon;
1.13 sakharuk 36: use Apache::inputtags;
1.54 sakharuk 37: use Apache::grades;
1.13 sakharuk 38: use Apache::edit;
1.5 sakharuk 39: use Apache::File();
1.68 sakharuk 40: use Apache::lonnavmaps;
1.227 sakharuk 41: use Apache::lonratedt;
1.34 sakharuk 42: use POSIX qw(strftime);
1.255 www 43: use Apache::lonlocal;
1.60 sakharuk 44:
1.397 albertel 45: my %perm;
46:
1.385 foxr 47: #
48: # Convert a numeric code to letters
49: #
50: sub num_to_letters {
51: my ($num) = @_;
52: my @nums= split('',$num);
53: my @num_to_let=('A'..'Z');
54: my $word;
55: foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
56: return $word;
57: }
58: # Convert a letter code to numeric.
59: #
60: sub letters_to_num {
61: my ($letters) = @_;
62: my @letters = split('', uc($letters));
63: my %substitution;
64: my $digit = 0;
65: foreach my $letter ('A'..'J') {
66: $substitution{$letter} = $digit;
67: $digit++;
68: }
69: # The substitution is done as below to preserve leading
70: # zeroes which are needed to keep the code size exact
71: #
72: my $result ="";
73: foreach my $letter (@letters) {
74: $result.=$substitution{$letter};
75: }
76: return $result;
77: }
78:
1.383 foxr 79: # Determine if a code is a valid numeric code. Valid
80: # numeric codes must be comprised entirely of digits and
1.384 albertel 81: # have a correct number of digits.
1.383 foxr 82: #
83: # Parameters:
84: # value - proposed code value.
1.384 albertel 85: # num_digits - Number of digits required.
1.383 foxr 86: #
87: sub is_valid_numeric_code {
1.384 albertel 88: my ($value, $num_digits) = @_;
1.383 foxr 89: # Remove leading/trailing whitespace;
1.387 foxr 90: $value =~ s/^\s*//g;
91: $value =~ s/\s*$//g;
1.383 foxr 92:
93: # All digits?
1.387 foxr 94: if ($value !~ /^[0-9]+$/) {
1.383 foxr 95: return "Numeric code $value has invalid characters - must only be digits";
96: }
1.384 albertel 97: if (length($value) != $num_digits) {
98: return "Numeric code $value incorrect number of digits (correct = $num_digits)";
99: }
1.385 foxr 100: return undef;
1.383 foxr 101: }
102: # Determines if a code is a valid alhpa code. Alpha codes
103: # are ciphers that map [A-J,a-j] -> 0..9 0..9.
1.384 albertel 104: # They also have a correct digit count.
1.383 foxr 105: # Parameters:
106: # value - Proposed code value.
1.384 albertel 107: # num_letters - correct number of letters.
1.383 foxr 108: # Note:
109: # leading and trailing whitespace are ignored.
110: #
111: sub is_valid_alpha_code {
1.384 albertel 112: my ($value, $num_letters) = @_;
1.383 foxr 113:
114: # strip leading and trailing spaces.
115:
116: $value =~ s/^\s*//g;
117: $value =~ s/\s*$//g;
118:
119: # All alphas in the right range?
1.384 albertel 120: if ($value !~ /^[A-J,a-j]+$/) {
1.383 foxr 121: return "Invalid letter code $value must only contain A-J";
122: }
1.384 albertel 123: if (length($value) != $num_letters) {
124: return "Letter code $value has incorrect number of letters (correct = $num_letters)";
125: }
1.385 foxr 126: return undef;
1.383 foxr 127: }
128:
1.382 foxr 129: # Determine if a code entered by the user in a helper is valid.
130: # valid depends on the code type and the type of code selected.
131: # The type of code selected can either be numeric or
132: # Alphabetic. If alphabetic, the code, in fact is a simple
133: # substitution cipher for the actual numeric code: 0->A, 1->B ...
134: # We'll be nice and be case insensitive for alpha codes.
135: # Parameters:
136: # code_value - the value of the code the user typed in.
137: # code_option - The code type selected from the set in the scantron format
138: # table.
139: # Returns:
140: # undef - The code is valid.
141: # other - An error message indicating what's wrong.
142: #
143: sub is_code_valid {
144: my ($code_value, $code_option) = @_;
1.383 foxr 145: my ($code_type, $code_length) = ('letter', 6); # defaults.
146: open(FG, $Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
147: foreach my $line (<FG>) {
148: my ($name, $type, $length) = (split(/:/, $line))[0,2,4];
149: if($name eq $code_option) {
150: $code_length = $length;
151: if($type eq 'number') {
152: $code_type = 'number';
153: }
154: }
155: }
156: my $valid;
157: if ($code_type eq 'number') {
1.385 foxr 158: return &is_valid_numeric_code($code_value, $code_length);
1.383 foxr 159: } else {
1.385 foxr 160: return &is_valid_alpha_code($code_value, $code_length);
1.383 foxr 161: }
1.382 foxr 162:
163: }
164:
1.341 foxr 165: # Compare two students by name. The students are in the form
166: # returned by the helper:
167: # user:domain:section:last, first:status
168: # This is a helper function for the perl sort built-in therefore:
169: # Implicit Inputs:
170: # $a - The first element to compare (global)
171: # $b - The second element to compare (global)
172: # Returns:
173: # -1 - $a < $b
174: # 0 - $a == $b
175: # +1 - $a > $b
176: # Note that the initial comparison is done on the last names with the
177: # first names only used to break the tie.
178: #
179: #
180: sub compare_names {
181: # First split the names up into the primary fields.
182:
183: my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a);
184: my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b);
185:
186: # Now split the last name and first name of each n:
187: #
188:
189: my ($l1,$f1) = split(/,/, $n1);
190: my ($l2,$f2) = split(/,/, $n2);
191:
192: # We don't bother to remove the leading/trailing whitespace from the
193: # firstname, unless the last names compare identical.
194:
195: if($l1 lt $l2) {
196: return -1;
197: }
198: if($l1 gt $l2) {
199: return 1;
200: }
201:
202: # Break the tie on the first name, but there are leading (possibly trailing
203: # whitespaces to get rid of first
204: #
205: $f1 =~ s/^\s+//; # Remove leading...
206: $f1 =~ s/\s+$//; # Trailing spaces from first 1...
207:
208: $f2 =~ s/^\s+//;
209: $f2 =~ s/\s+$//; # And the same for first 2...
210:
211: if($f1 lt $f2) {
212: return -1;
213: }
214: if($f1 gt $f2) {
215: return 1;
216: }
217:
218: # Must be the same name.
219:
220: return 0;
221: }
222:
1.71 sakharuk 223: sub latex_header_footer_remove {
224: my $text = shift;
225: $text =~ s/\\end{document}//;
226: $text =~ s/\\documentclass([^&]*)\\begin{document}//;
227: return $text;
228: }
229:
230:
1.37 sakharuk 231: sub character_chart {
232: my $result = shift;
1.116 sakharuk 233: $result =~ s/&\#0?0?(7|9);//g;
234: $result =~ s/&\#0?(10|13);//g;
235: $result =~ s/&\#0?32;/ /g;
236: $result =~ s/&\#0?33;/!/g;
237: $result =~ s/&(\#0?34|quot);/\"/g;
238: $result =~ s/&\#0?35;/\\\#/g;
239: $result =~ s/&\#0?36;/\\\$/g;
240: $result =~ s/&\#0?37;/\\%/g;
241: $result =~ s/&(\#0?38|amp);/\\&/g;
242: $result =~ s/&\#(0?39|146);/\'/g;
243: $result =~ s/&\#0?40;/(/g;
244: $result =~ s/&\#0?41;/)/g;
245: $result =~ s/&\#0?42;/\*/g;
246: $result =~ s/&\#0?43;/\+/g;
247: $result =~ s/&\#(0?44|130);/,/g;
248: $result =~ s/&\#0?45;/-/g;
249: $result =~ s/&\#0?46;/\./g;
250: $result =~ s/&\#0?47;/\//g;
251: $result =~ s/&\#0?48;/0/g;
252: $result =~ s/&\#0?49;/1/g;
253: $result =~ s/&\#0?50;/2/g;
254: $result =~ s/&\#0?51;/3/g;
255: $result =~ s/&\#0?52;/4/g;
256: $result =~ s/&\#0?53;/5/g;
257: $result =~ s/&\#0?54;/6/g;
258: $result =~ s/&\#0?55;/7/g;
259: $result =~ s/&\#0?56;/8/g;
260: $result =~ s/&\#0?57;/9/g;
1.269 albertel 261: $result =~ s/&\#0?58;/:/g;
1.116 sakharuk 262: $result =~ s/&\#0?59;/;/g;
263: $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
1.281 sakharuk 264: $result =~ s/&\#0?61;/\\ensuremath\{=\}/g;
265: $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g;
1.116 sakharuk 266: $result =~ s/&\#0?63;/\?/g;
267: $result =~ s/&\#0?65;/A/g;
268: $result =~ s/&\#0?66;/B/g;
269: $result =~ s/&\#0?67;/C/g;
270: $result =~ s/&\#0?68;/D/g;
271: $result =~ s/&\#0?69;/E/g;
272: $result =~ s/&\#0?70;/F/g;
273: $result =~ s/&\#0?71;/G/g;
274: $result =~ s/&\#0?72;/H/g;
275: $result =~ s/&\#0?73;/I/g;
276: $result =~ s/&\#0?74;/J/g;
277: $result =~ s/&\#0?75;/K/g;
278: $result =~ s/&\#0?76;/L/g;
279: $result =~ s/&\#0?77;/M/g;
280: $result =~ s/&\#0?78;/N/g;
281: $result =~ s/&\#0?79;/O/g;
282: $result =~ s/&\#0?80;/P/g;
283: $result =~ s/&\#0?81;/Q/g;
284: $result =~ s/&\#0?82;/R/g;
285: $result =~ s/&\#0?83;/S/g;
286: $result =~ s/&\#0?84;/T/g;
287: $result =~ s/&\#0?85;/U/g;
288: $result =~ s/&\#0?86;/V/g;
289: $result =~ s/&\#0?87;/W/g;
290: $result =~ s/&\#0?88;/X/g;
291: $result =~ s/&\#0?89;/Y/g;
292: $result =~ s/&\#0?90;/Z/g;
293: $result =~ s/&\#0?91;/[/g;
1.281 sakharuk 294: $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g;
1.116 sakharuk 295: $result =~ s/&\#0?93;/]/g;
1.281 sakharuk 296: $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g;
1.116 sakharuk 297: $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
298: $result =~ s/&\#(0?96|145);/\`/g;
299: $result =~ s/&\#0?97;/a/g;
300: $result =~ s/&\#0?98;/b/g;
301: $result =~ s/&\#0?99;/c/g;
302: $result =~ s/&\#100;/d/g;
303: $result =~ s/&\#101;/e/g;
304: $result =~ s/&\#102;/f/g;
305: $result =~ s/&\#103;/g/g;
306: $result =~ s/&\#104;/h/g;
307: $result =~ s/&\#105;/i/g;
308: $result =~ s/&\#106;/j/g;
309: $result =~ s/&\#107;/k/g;
310: $result =~ s/&\#108;/l/g;
311: $result =~ s/&\#109;/m/g;
312: $result =~ s/&\#110;/n/g;
313: $result =~ s/&\#111;/o/g;
314: $result =~ s/&\#112;/p/g;
315: $result =~ s/&\#113;/q/g;
316: $result =~ s/&\#114;/r/g;
317: $result =~ s/&\#115;/s/g;
318: $result =~ s/&\#116;/t/g;
319: $result =~ s/&\#117;/u/g;
320: $result =~ s/&\#118;/v/g;
321: $result =~ s/&\#119;/w/g;
322: $result =~ s/&\#120;/x/g;
323: $result =~ s/&\#121;/y/g;
324: $result =~ s/&\#122;/z/g;
325: $result =~ s/&\#123;/\\{/g;
326: $result =~ s/&\#124;/\|/g;
327: $result =~ s/&\#125;/\\}/g;
328: $result =~ s/&\#126;/\~/g;
329: $result =~ s/&\#131;/\\textflorin /g;
330: $result =~ s/&\#132;/\"/g;
1.281 sakharuk 331: $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g;
332: $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g;
333: $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g;
1.116 sakharuk 334: $result =~ s/&\#137;/\\textperthousand /g;
335: $result =~ s/&\#140;/{\\OE}/g;
336: $result =~ s/&\#147;/\`\`/g;
337: $result =~ s/&\#148;/\'\'/g;
1.281 sakharuk 338: $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
1.116 sakharuk 339: $result =~ s/&\#150;/--/g;
340: $result =~ s/&\#151;/---/g;
1.281 sakharuk 341: $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
1.116 sakharuk 342: $result =~ s/&\#153;/\\texttrademark /g;
343: $result =~ s/&\#156;/\\oe/g;
344: $result =~ s/&\#159;/\\\"Y/g;
1.283 albertel 345: $result =~ s/&(\#160|nbsp);/~/g;
1.116 sakharuk 346: $result =~ s/&(\#161|iexcl);/!\`/g;
347: $result =~ s/&(\#162|cent);/\\textcent /g;
348: $result =~ s/&(\#163|pound);/\\pounds /g;
349: $result =~ s/&(\#164|curren);/\\textcurrency /g;
350: $result =~ s/&(\#165|yen);/\\textyen /g;
351: $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
352: $result =~ s/&(\#167|sect);/\\textsection /g;
353: $result =~ s/&(\#168|uml);/\\texthighdieresis /g;
354: $result =~ s/&(\#169|copy);/\\copyright /g;
355: $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
1.281 sakharuk 356: $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
1.116 sakharuk 357: $result =~ s/&(\#173|shy);/ - /g;
358: $result =~ s/&(\#174|reg);/\\textregistered /g;
1.281 sakharuk 359: $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g;
360: $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g;
361: $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
362: $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
363: $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
1.116 sakharuk 364: $result =~ s/&(\#180|acute);/\\textacute /g;
1.281 sakharuk 365: $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
1.116 sakharuk 366: $result =~ s/&(\#182|para);/\\P/g;
1.281 sakharuk 367: $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
1.116 sakharuk 368: $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
1.281 sakharuk 369: $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g;
1.116 sakharuk 370: $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
371: $result =~ s/&(\#188|frac14);/\\textonequarter /g;
372: $result =~ s/&(\#189|frac12);/\\textonehalf /g;
373: $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
374: $result =~ s/&(\#191|iquest);/?\`/g;
375: $result =~ s/&(\#192|Agrave);/\\\`{A}/g;
376: $result =~ s/&(\#193|Aacute);/\\\'{A}/g;
377: $result =~ s/&(\#194|Acirc);/\\^{A}/g;
378: $result =~ s/&(\#195|Atilde);/\\~{A}/g;
379: $result =~ s/&(\#196|Auml);/\\\"{A}/g;
380: $result =~ s/&(\#197|Aring);/{\\AA}/g;
381: $result =~ s/&(\#198|AElig);/{\\AE}/g;
382: $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
383: $result =~ s/&(\#200|Egrave);/\\\`{E}/g;
384: $result =~ s/&(\#201|Eacute);/\\\'{E}/g;
385: $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
386: $result =~ s/&(\#203|Euml);/\\\"{E}/g;
387: $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
388: $result =~ s/&(\#205|Iacute);/\\\'{I}/g;
389: $result =~ s/&(\#206|Icirc);/\\^{I}/g;
390: $result =~ s/&(\#207|Iuml);/\\\"{I}/g;
391: $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
392: $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
393: $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
394: $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
395: $result =~ s/&(\#213|Otilde);/\\~{O}/g;
396: $result =~ s/&(\#214|Ouml);/\\\"{O}/g;
1.281 sakharuk 397: $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
1.116 sakharuk 398: $result =~ s/&(\#216|Oslash);/{\\O}/g;
399: $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;
400: $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
401: $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
402: $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
403: $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
1.329 sakharuk 404: $result =~ s/&(\#223|szlig);/{\\ss}/g;
1.116 sakharuk 405: $result =~ s/&(\#224|agrave);/\\\`{a}/g;
406: $result =~ s/&(\#225|aacute);/\\\'{a}/g;
407: $result =~ s/&(\#226|acirc);/\\^{a}/g;
408: $result =~ s/&(\#227|atilde);/\\~{a}/g;
409: $result =~ s/&(\#228|auml);/\\\"{a}/g;
410: $result =~ s/&(\#229|aring);/{\\aa}/g;
411: $result =~ s/&(\#230|aelig);/{\\ae}/g;
412: $result =~ s/&(\#231|ccedil);/\\c{c}/g;
413: $result =~ s/&(\#232|egrave);/\\\`{e}/g;
414: $result =~ s/&(\#233|eacute);/\\\'{e}/g;
415: $result =~ s/&(\#234|ecirc);/\\^{e}/g;
416: $result =~ s/&(\#235|euml);/\\\"{e}/g;
417: $result =~ s/&(\#236|igrave);/\\\`{i}/g;
418: $result =~ s/&(\#237|iacute);/\\\'{i}/g;
419: $result =~ s/&(\#238|icirc);/\\^{i}/g;
420: $result =~ s/&(\#239|iuml);/\\\"{i}/g;
1.281 sakharuk 421: $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g;
1.116 sakharuk 422: $result =~ s/&(\#241|ntilde);/\\~{n}/g;
423: $result =~ s/&(\#242|ograve);/\\\`{o}/g;
424: $result =~ s/&(\#243|oacute);/\\\'{o}/g;
425: $result =~ s/&(\#244|ocirc);/\\^{o}/g;
426: $result =~ s/&(\#245|otilde);/\\~{o}/g;
427: $result =~ s/&(\#246|ouml);/\\\"{o}/g;
1.281 sakharuk 428: $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
1.116 sakharuk 429: $result =~ s/&(\#248|oslash);/{\\o}/g;
430: $result =~ s/&(\#249|ugrave);/\\\`{u}/g;
431: $result =~ s/&(\#250|uacute);/\\\'{u}/g;
432: $result =~ s/&(\#251|ucirc);/\\^{u}/g;
433: $result =~ s/&(\#252|uuml);/\\\"{u}/g;
434: $result =~ s/&(\#253|yacute);/\\\'{y}/g;
435: $result =~ s/&(\#255|yuml);/\\\"{y}/g;
1.399 albertel 436: $result =~ s/&\#295;/\\ensuremath\{\\hbar\}/g;
1.281 sakharuk 437: $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
1.117 sakharuk 438: #Greek Alphabet
1.281 sakharuk 439: $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
440: $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
441: $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
442: $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g;
443: $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g;
444: $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g;
445: $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g;
446: $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g;
447: $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g;
448: $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g;
449: $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g;
450: $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g;
451: $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g;
452: $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g;
1.199 sakharuk 453: $result =~ s/&(omicron|\#959);/o/g;
1.281 sakharuk 454: $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g;
455: $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g;
456: $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g;
457: $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g;
458: $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g;
459: $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g;
460: $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g;
461: $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g;
462: $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g;
463: $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g;
464: $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g;
1.199 sakharuk 465: $result =~ s/&(Alpha|\#913);/A/g;
466: $result =~ s/&(Beta|\#914);/B/g;
1.281 sakharuk 467: $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g;
468: $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g;
1.199 sakharuk 469: $result =~ s/&(Epsilon|\#917);/E/g;
470: $result =~ s/&(Zeta|\#918);/Z/g;
471: $result =~ s/&(Eta|\#919);/H/g;
1.281 sakharuk 472: $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g;
1.199 sakharuk 473: $result =~ s/&(Iota|\#921);/I/g;
474: $result =~ s/&(Kappa|\#922);/K/g;
1.281 sakharuk 475: $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g;
1.199 sakharuk 476: $result =~ s/&(Mu|\#924);/M/g;
477: $result =~ s/&(Nu|\#925);/N/g;
1.281 sakharuk 478: $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g;
1.199 sakharuk 479: $result =~ s/&(Omicron|\#927);/O/g;
1.281 sakharuk 480: $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g;
1.199 sakharuk 481: $result =~ s/&(Rho|\#929);/P/g;
1.281 sakharuk 482: $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g;
1.199 sakharuk 483: $result =~ s/&(Tau|\#932);/T/g;
1.281 sakharuk 484: $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g;
485: $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g;
1.199 sakharuk 486: $result =~ s/&(Chi|\#935);/X/g;
1.281 sakharuk 487: $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
488: $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
1.199 sakharuk 489: #Arrows (extended HTML 4.01)
1.281 sakharuk 490: $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
491: $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
492: $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
493: $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g;
494: $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g;
495: $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g;
496: $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g;
497: $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
498: $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
499: $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
1.199 sakharuk 500: #Mathematical Operators (extended HTML 4.01)
1.281 sakharuk 501: $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
502: $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
503: $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
504: $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g;
505: $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g;
506: $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g;
507: $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g;
508: $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g;
509: $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g;
510: $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g;
511: $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g;
1.390 albertel 512: $result =~ s/–/\\ensuremath\{-\}/g;
1.281 sakharuk 513: $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g;
514: $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g;
515: $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g;
516: $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g;
517: $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g;
518: $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g;
519: $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g;
520: $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g;
521: $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g;
522: $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g;
523: $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g;
524: $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g;
525: $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g;
526: $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g;
527: $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g;
528: $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g;
529: $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g;
530: $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g;
531: $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g;
532: $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g;
533: $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g;
534: $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g;
535: $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g;
536: $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
537: $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
538: $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
1.199 sakharuk 539: #Geometric Shapes (extended HTML 4.01)
1.281 sakharuk 540: $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
1.199 sakharuk 541: #Miscellaneous Symbols (extended HTML 4.01)
1.281 sakharuk 542: $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
543: $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
544: $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
545: $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g;
1.37 sakharuk 546: return $result;
547: }
1.41 sakharuk 548:
549:
1.327 albertel 550: #width, height, oddsidemargin, evensidemargin, topmargin
551: my %page_formats=
552: ('letter' => {
553: 'book' => {
1.349 albertel 554: '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm'],
555: '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm']
1.327 albertel 556: },
557: 'album' => {
1.338 albertel 558: '1' => [ '8.8 in', '6.8 in','-40 pt in', '-60 pt','1 cm'],
1.327 albertel 559: '2' => [ '4.4 in', '6.8 in','-0.5 in', '-1.5 in','3.5 in']
560: },
561: },
562: 'legal' => {
563: 'book' => {
564: '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'],
565: '2' => ['3.16 in','13 in','-0.57 in','-0.57 in','-0.5 in']
566: },
567: 'album' => {
1.376 albertel 568: '1' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'],
569: '2' => ['6.0 in','7.1 in','-1 in','-1 in','5 in']
1.327 albertel 570: },
571: },
572: 'tabloid' => {
573: 'book' => {
574: '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'],
575: '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in']
576: },
577: 'album' => {
1.376 albertel 578: '1' => ['16 in','9.8 in','-0.57 in','-0.57 in','-0.5 in'],
579: '2' => ['16 in','4.9 in','-0.57 in','-0.57 in','-0.5 in']
1.327 albertel 580: },
581: },
582: 'executive' => {
583: 'book' => {
584: '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'],
585: '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in']
586: },
587: 'album' => {
588: '1' => [],
589: '2' => []
590: },
591: },
592: 'a2' => {
593: 'book' => {
594: '1' => [],
595: '2' => []
596: },
597: 'album' => {
598: '1' => [],
599: '2' => []
600: },
601: },
602: 'a3' => {
603: 'book' => {
604: '1' => [],
605: '2' => []
606: },
607: 'album' => {
608: '1' => [],
609: '2' => []
610: },
611: },
612: 'a4' => {
613: 'book' => {
614: '1' => ['176 mm','272 mm','-40 pt in','-60 pt','-0.5 in'],
615: '2' => [ '91 mm','272 mm','-40 pt in','-60 pt','-0.5 in']
616: },
617: 'album' => {
618: '1' => ['8.5 in','7.7 in','-40 pt in','-60 pt','0 in'],
619: '2' => ['3.9 in','7.7 in','-40 pt in','-60 pt','0 in']
620: },
621: },
622: 'a5' => {
623: 'book' => {
624: '1' => [],
625: '2' => []
626: },
627: 'album' => {
628: '1' => [],
629: '2' => []
630: },
631: },
632: 'a6' => {
633: 'book' => {
634: '1' => [],
635: '2' => []
636: },
637: 'album' => {
638: '1' => [],
639: '2' => []
640: },
641: },
642: );
643:
1.177 sakharuk 644: sub page_format {
1.140 sakharuk 645: #
1.326 sakharuk 646: #Supported paper format: "Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",
647: # "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
648: # "A2 [420x594 mm]", "A3 [297x420 mm]",
649: # "A4 [210x297 mm]", "A5 [148x210 mm]",
650: # "A6 [105x148 mm]"
1.140 sakharuk 651: #
652: my ($papersize,$layout,$numberofcolumns) = @_;
1.327 albertel 653: return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}};
1.140 sakharuk 654: }
1.76 sakharuk 655:
656:
1.126 albertel 657: sub get_name {
658: my ($uname,$udom)=@_;
1.373 albertel 659: if (!defined($uname)) { $uname=$env{'user.name'}; }
660: if (!defined($udom)) { $udom=$env{'user.domain'}; }
1.126 albertel 661: my $plainname=&Apache::loncommon::plainname($uname,$udom);
1.213 albertel 662: if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
663: $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
664: return $plainname;
1.126 albertel 665: }
666:
1.213 albertel 667: sub get_course {
668: my $courseidinfo;
1.373 albertel 669: if (defined($env{'request.course.id'})) {
670: $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header');
1.213 albertel 671: }
672: return $courseidinfo;
673: }
1.177 sakharuk 674:
1.76 sakharuk 675: sub page_format_transformation {
1.312 sakharuk 676: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_;
1.202 sakharuk 677: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
1.312 sakharuk 678: if ($selectionmade eq '4') {
679: $assignment='Problems from the Whole Course';
680: } else {
681: $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
682: }
1.261 sakharuk 683: ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
1.126 albertel 684: my $name = &get_name();
1.213 albertel 685: my $courseidinfo = &get_course();
686: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1.319 sakharuk 687: my $topmargintoinsert = '';
688: if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
1.325 sakharuk 689: my $fancypagestatement='';
690: if ($numberofcolumns eq '2') {
691: $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";
692: } else {
693: $fancypagestatement="\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";
694: }
1.140 sakharuk 695: if ($layout eq 'album') {
1.340 foxr 696: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\n\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\n\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\n\\pagestyle{fancy}$fancypagestatement\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /;
1.140 sakharuk 697: } elsif ($layout eq 'book') {
698: if ($choice ne 'All class print') {
1.340 foxr 699: $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\n\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\n\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\\pagestyle{fancy}$fancypagestatement\\begin{document}\n\\voffset=-0\.8 cm\\setcounter{page}{1}\n/;
1.140 sakharuk 700: } else {
1.340 foxr 701: $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1} \\vskip 5 mm\n /;
1.319 sakharuk 702: }
1.326 sakharuk 703: if ($papersize eq 'a4') {
1.319 sakharuk 704: $text =~ s/(\\begin{document})/$1\\special{papersize=210mm,297mm}/;
1.140 sakharuk 705: }
706: }
1.214 sakharuk 707: if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
708: if ($indexlist eq 'yes') {
709: $text=~s/(\\begin{document})/\\makeindex $1/;
710: $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;
711: }
1.140 sakharuk 712: return $text;
713: }
714:
715:
1.33 sakharuk 716: sub page_cleanup {
717: my $result = shift;
1.65 sakharuk 718:
719: $result =~ m/\\end{document}(\d*)$/;
1.34 sakharuk 720: my $number_of_columns = $1;
1.33 sakharuk 721: my $insert = '{';
1.34 sakharuk 722: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1.33 sakharuk 723: $insert .= '}';
1.65 sakharuk 724: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
1.34 sakharuk 725: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
726: return $result,$number_of_columns;
1.7 sakharuk 727: }
1.5 sakharuk 728:
1.3 sakharuk 729:
1.60 sakharuk 730: sub details_for_menu {
1.335 albertel 731: my ($helper)=@_;
1.373 albertel 732: my $postdata=$env{'form.postdata'};
1.335 albertel 733: if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }
734: my $name_of_resource = &Apache::lonnet::gettitle($postdata);
735: my $symbolic = &Apache::lonnet::symbread($postdata);
1.233 www 736: my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
1.123 albertel 737: $map=&Apache::lonnet::clutter($map);
1.269 albertel 738: my $name_of_sequence = &Apache::lonnet::gettitle($map);
1.63 albertel 739: if ($name_of_sequence =~ /^\s*$/) {
1.123 albertel 740: $map =~ m|([^/]+)$|;
741: $name_of_sequence = $1;
1.63 albertel 742: }
1.373 albertel 743: my $name_of_map = &Apache::lonnet::gettitle($env{'request.course.uri'});
1.63 albertel 744: if ($name_of_map =~ /^\s*$/) {
1.373 albertel 745: $env{'request.course.uri'} =~ m|([^/]+)$|;
1.123 albertel 746: $name_of_map = $1;
747: }
1.335 albertel 748: return ($name_of_resource,$name_of_sequence,$name_of_map);
1.76 sakharuk 749: }
750:
751:
752: sub latex_corrections {
1.408 albertel 753: my ($number_of_columns,$result,$selectionmade,$answer_mode) = @_;
1.76 sakharuk 754:
1.185 sakharuk 755: # $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
1.76 sakharuk 756: $result =~ s/\$number_of_columns/$number_of_columns/g;
1.408 albertel 757: if ($selectionmade eq '1' || $answer_mode eq 'only') {
758: $result =~ s/(\\end{document})/\\strut\\vskip 0 mm\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License $1/;
759: } else {
1.316 sakharuk 760: $result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License $1/;
761: }
1.91 sakharuk 762: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
763: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
1.76 sakharuk 764: #-- LaTeX corrections
765: my $first_comment = index($result,'<!--',0);
766: while ($first_comment != -1) {
767: my $end_comment = index($result,'-->',$first_comment);
768: substr($result,$first_comment,$end_comment-$first_comment+3) = '';
769: $first_comment = index($result,'<!--',$first_comment);
770: }
771: $result =~ s/^\s+$//gm; #remove empty lines
1.377 albertel 772: #removes more than one empty space
773: $result =~ s|(\s\s+)|($1=~/[\n\r]/)?"\n":" "|ge;
1.76 sakharuk 774: $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
775: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
776: $result =~ s/{\\par }\s*\\\\/\\\\/gm;
1.313 sakharuk 777: $result =~ s/\\\\\s+\[/ \[/g;
1.76 sakharuk 778: #conversion of html characters to LaTeX equivalents
779: if ($result =~ m/&(\w+|#\d+);/) {
780: $result = &character_chart($result);
781: }
782: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
783: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
784:
785: return $result;
1.60 sakharuk 786: }
787:
1.3 sakharuk 788:
1.214 sakharuk 789: sub index_table {
790: my $currentURL = shift;
791: my $insex_string='';
792: $currentURL=~s/\.([^\/+])$/\.$1\.meta/;
793: $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');
794: return $insex_string;
795: }
796:
797:
1.215 sakharuk 798: sub IndexCreation {
799: my ($texversion,$currentURL)=@_;
800: my @key_words=split(/,/,&index_table($currentURL));
801: my $chunk='';
802: my $st=index $texversion,'\addcontentsline{toc}{subsection}{';
803: if ($st>0) {
804: for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}
805: $chunk=substr($texversion,0,$st+1);
806: substr($texversion,0,$st+1)=' ';
807: }
808: foreach my $key_word (@key_words) {
809: if ($key_word=~/\S+/) {
810: $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;
811: }
812: }
813: if ($st>0) {substr($texversion,0,1)=$chunk;}
814: return $texversion;
815: }
816:
1.242 sakharuk 817: sub print_latex_header {
818: my $mode=shift;
819: my $output='\documentclass[letterpaper]{article}';
1.397 albertel 820: if (($mode eq 'batchmode') || (!$perm{'pav'})) {
1.242 sakharuk 821: $output.='\batchmode';
822: }
1.340 foxr 823: $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'."\n".
824: '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'."\n".
1.344 foxr 825: '\usepackage[dvips]{graphicx}\usepackage{epsfig}'."\n".
1.393 foxr 826: '\usepackage{wrapfig}'.
1.344 foxr 827: '\usepackage{picins}\usepackage{calc}'."\n".
1.340 foxr 828: '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'."\n".
829: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'."\n".
830: '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'."\n".
831: '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'."\n".
832: '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
833: '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'."\n".
834: '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'."\n".
835: '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'."\n".
836: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'."\n".
837: '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'."\n".
838: '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'."\n".
839: '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
840: '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}'."\n";
1.242 sakharuk 841: return $output;
842: }
843:
844: sub path_to_problem {
1.328 albertel 845: my ($urlp,$colwidth)=@_;
1.404 albertel 846: $urlp=&Apache::lonnet::clutter($urlp);
847:
1.242 sakharuk 848: my $newurlp = '';
1.328 albertel 849: $colwidth=~s/\s*mm\s*$//;
850: #characters average about 2 mm in width
1.360 albertel 851: if (length($urlp)*2 > $colwidth) {
1.404 albertel 852: my @elements = split('/',$urlp);
1.328 albertel 853: my $curlength=0;
854: foreach my $element (@elements) {
1.404 albertel 855: if ($element eq '') { next; }
1.328 albertel 856: if ($curlength+(length($element)*2) > $colwidth) {
1.404 albertel 857: $newurlp .= '|\vskip -1 mm \verb|';
858: $curlength=length($element)*2;
1.328 albertel 859: } else {
860: $curlength+=length($element)*2;
1.242 sakharuk 861: }
1.328 albertel 862: $newurlp.='/'.$element;
1.242 sakharuk 863: }
1.253 sakharuk 864: } else {
865: $newurlp=$urlp;
1.242 sakharuk 866: }
867: return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
868: }
1.215 sakharuk 869:
1.275 sakharuk 870: sub recalcto_mm {
871: my $textwidth=shift;
872: my $LaTeXwidth;
1.339 albertel 873: if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) {
1.275 sakharuk 874: $LaTeXwidth = $1*10;
1.339 albertel 875: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) {
1.275 sakharuk 876: $LaTeXwidth = $1;
1.339 albertel 877: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) {
1.275 sakharuk 878: $LaTeXwidth = $1*25.4;
879: }
880: $LaTeXwidth.=' mm';
881: return $LaTeXwidth;
882: }
883:
1.285 albertel 884: sub get_textwidth {
885: my ($helper,$LaTeXwidth)=@_;
1.286 albertel 886: my $textwidth=$LaTeXwidth;
1.285 albertel 887: if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
888: $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
1.286 albertel 889: $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
890: $helper->{'VARS'}->{'pagesize.widthunit'});
1.285 albertel 891: }
1.286 albertel 892: return $textwidth;
1.285 albertel 893: }
894:
1.296 sakharuk 895:
896: sub unsupported {
1.408.2.2 albertel 897: my ($currentURL,$mode,$symb)=@_;
1.307 sakharuk 898: if ($mode ne '') {$mode='\\'.$mode}
1.308 sakharuk 899: my $result.= &print_latex_header($mode);
1.408.2.2 albertel 900: if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {
901: $currentURL=~s|^(/adm/wrapper/)?ext/|http://|;
902: my $title=&Apache::lonnet::gettitle($symb);
903: $title = &Apache::lonxml::latex_special_symbols($title);
904: $result.=' \strut \\\\ '.$title.' \strut \\\\ '.$currentURL.' ';
1.296 sakharuk 905: } else {
906: $result.=$currentURL;
907: }
1.297 sakharuk 908: $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
1.296 sakharuk 909: return $result;
910: }
911:
912:
1.363 foxr 913: #
1.395 www 914: # List of recently generated print files
915: #
916: sub recently_generated {
917: my $r=shift;
918: my $prtspool=$r->dir_config('lonPrtDir');
1.400 albertel 919: my $zip_result;
920: my $pdf_result;
1.395 www 921: opendir(DIR,$prtspool);
1.400 albertel 922:
923: my @files =
924: grep(/^$env{'user.name'}_$env{'user.domain'}_printout_(\d+)_.*\.(pdf|zip)$/,readdir(DIR));
1.395 www 925: closedir(DIR);
1.400 albertel 926:
927: @files = sort {
928: my ($actime) = (stat($prtspool.'/'.$a))[10];
929: my ($bctime) = (stat($prtspool.'/'.$b))[10];
930: return $bctime <=> $actime;
931: } (@files);
932:
933: foreach my $filename (@files) {
934: my ($ext) = ($filename =~ m/(pdf|zip)$/);
935: my ($cdev,$cino,$cmode,$cnlink,
936: $cuid,$cgid,$crdev,$csize,
937: $catime,$cmtime,$cctime,
938: $cblksize,$cblocks)=stat($prtspool.'/'.$filename);
939: my $result="<a href='/prtspool/$filename'>".
940: &mt('Generated [_1] ([_2] bytes)',
941: &Apache::lonlocal::locallocaltime($cctime),$csize).
942: '</a><br />';
943: if ($ext eq 'pdf') { $pdf_result .= $result; }
944: if ($ext eq 'zip') { $zip_result .= $result; }
945: }
946: if ($zip_result) {
947: $r->print('<h4>'.&mt('Recently generated printout zip files')."</h4>\n"
948: .$zip_result);
949: }
950: if ($pdf_result) {
951: $r->print('<h4>'.&mt('Recently generated printouts')."</h4>\n"
952: .$pdf_result);
1.396 albertel 953: }
1.395 www 954: }
955:
956: #
1.363 foxr 957: # Retrieve the hash of page breaks.
958: #
959: # Inputs:
960: # helper - reference to helper object.
961: # Outputs
962: # A reference to a page break hash.
963: #
964: #
965:
966: sub get_page_breaks {
967: my ($helper) = @_;
968: my %page_breaks;
969:
970: foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {
971: $page_breaks{$break} = 1;
972: }
973:
1.364 albertel 974: return %page_breaks;
1.363 foxr 975: }
976:
1.177 sakharuk 977: sub output_data {
1.184 sakharuk 978: my ($r,$helper,$rparmhash) = @_;
979: my %parmhash = %$rparmhash;
1.392 albertel 980: my $resources_printed = '';
1.361 albertel 981: my $html=&Apache::lonxml::xmlbegin();
1.187 www 982: my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
1.140 sakharuk 983: $r->print(<<ENDPART);
1.361 albertel 984: $html
985: <head>
986: <script type="text/javascript" language="Javascript">
1.264 sakharuk 987: var editbrowser;
988: function openbrowser(formname,elementname,only,omit) {
989: var url = '/res/?';
990: if (editbrowser == null) {
991: url += 'launch=1&';
992: }
993: url += 'catalogmode=interactive&';
994: url += 'mode=parmset&';
995: url += 'form=' + formname + '&';
996: if (only != null) {
997: url += 'only=' + only + '&';
998: }
999: if (omit != null) {
1000: url += 'omit=' + omit + '&';
1001: }
1002: url += 'element=' + elementname + '';
1003: var title = 'Browser';
1004: var options = 'scrollbars=1,resizable=1,menubar=0';
1005: options += ',width=700,height=600';
1006: editbrowser = open(url,title,options,'1');
1007: editbrowser.focus();
1008: }
1009: </script>
1.140 sakharuk 1010: <title>LON-CAPA output for printing</title>
1011: </head>
1.187 www 1012: $bodytag
1.402 albertel 1013: <p>
1.187 www 1014: Please stand by while processing your print request, this may take some time ...
1.402 albertel 1015: </p>
1.140 sakharuk 1016: ENDPART
1017:
1.363 foxr 1018:
1.372 foxr 1019:
1.363 foxr 1020: # fetch the pagebreaks and store them in the course environment
1021: # The page breaks will be pulled into the hash %page_breaks which is
1022: # indexed by symb and contains 1's for each break.
1023:
1.373 albertel 1024: $env{'form.pagebreaks'} = $helper->{'VARS'}->{'FINISHPAGE'};
1025: $env{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'};
1.363 foxr 1026: &Apache::loncommon::store_course_settings('print',
1.366 foxr 1027: {'pagebreaks' => 'scalar',
1028: 'lastprinttype' => 'scalar'});
1.363 foxr 1029:
1.364 albertel 1030: my %page_breaks = &get_page_breaks($helper);
1.363 foxr 1031:
1.140 sakharuk 1032: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
1033: my ($result,$selectionmade) = ('','');
1034: my $number_of_columns = 1; #used only for pages to determine the width of the cell
1035: my @temporary_array=split /\|/,$format_from_helper;
1036: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
1037: if ($laystyle eq 'L') {
1038: $laystyle='album';
1039: } else {
1040: $laystyle='book';
1041: }
1.177 sakharuk 1042: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
1.373 albertel 1043: my $assignment = $env{'form.assignment'};
1.275 sakharuk 1044: my $LaTeXwidth=&recalcto_mm($textwidth);
1.272 sakharuk 1045: my @print_array=();
1.274 sakharuk 1046: my @student_names=();
1.360 albertel 1047:
1048: # Common settings for the %form has:
1049: # In some cases these settings get overriddent by specific cases, but the
1050: # settings are common enough to make it worthwhile factoring them out
1051: # here.
1052: #
1053: my %form;
1054: $form{'grade_target'} = 'tex';
1055: $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth);
1.372 foxr 1056:
1057: # If form.showallfoils is set, then request all foils be shown:
1058: # privilege will be enforced both by not allowing the
1059: # check box selecting this option to be presnt unless it's ok,
1060: # and by lonresponse's priv. check.
1061: # The if is here because lonresponse.pm only cares that
1062: # showallfoils is defined, not what the value is.
1063:
1064: if ($helper->{'VARS'}->{'showallfoils'} eq "1") {
1065: $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
1066: }
1067:
1.140 sakharuk 1068: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
1.143 sakharuk 1069: #-- single document - problem, page, html, xml, ...
1.343 albertel 1070: my ($currentURL,$cleanURL);
1.375 foxr 1071:
1.162 sakharuk 1072: if ($helper->{'VARS'}->{'construction'} ne '1') {
1.185 sakharuk 1073: #prints published resource
1.153 sakharuk 1074: $currentURL=$helper->{'VARS'}->{'postdata'};
1.343 albertel 1075: $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
1.143 sakharuk 1076: } else {
1.185 sakharuk 1077: #prints resource from the construction space
1.240 albertel 1078: $currentURL='/'.$helper->{'VARS'}->{'filename'};
1.206 sakharuk 1079: if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
1.343 albertel 1080: $cleanURL=$currentURL;
1.143 sakharuk 1081: }
1.140 sakharuk 1082: $selectionmade = 1;
1.408.2.2 albertel 1083: if ($cleanURL!~m|^/adm/|
1084: && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.169 albertel 1085: my $rndseed=time;
1.242 sakharuk 1086: my $texversion='';
1087: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
1088: my %moreenv;
1.343 albertel 1089: $moreenv{'request.filename'}=$cleanURL;
1.265 sakharuk 1090: if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
1091: $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};
1.373 albertel 1092: my $dom = $env{'user.domain'};
1093: my $user = $env{'user.name'};
1.265 sakharuk 1094: my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);
1095: }
1.290 sakharuk 1096: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
1.242 sakharuk 1097: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 1098: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.242 sakharuk 1099: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309 sakharuk 1100: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1101: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
1.242 sakharuk 1102: if ($helper->{'VARS'}->{'curseed'}) {
1103: $rndseed=$helper->{'VARS'}->{'curseed'};
1104: }
1105: $form{'rndseed'}=$rndseed;
1106: &Apache::lonnet::appenv(%moreenv);
1107: &Apache::lonnet::delenv('form.counter');
1108: &Apache::lonxml::init_counter();
1.403 albertel 1109: &Apache::lonxml::store_counter();
1.375 foxr 1110: $resources_printed .= $currentURL.':';
1.275 sakharuk 1111: $texversion.=&Apache::lonnet::ssi($currentURL,%form);
1.242 sakharuk 1112: &Apache::lonnet::delenv('form.counter');
1113: &Apache::lonnet::delenv('request.filename');
1.230 albertel 1114: }
1.242 sakharuk 1115: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1116: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.353 foxr 1117: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.166 albertel 1118: $form{'grade_target'}='answer';
1.167 albertel 1119: $form{'answer_output_mode'}='tex';
1.169 albertel 1120: $form{'rndseed'}=$rndseed;
1.401 albertel 1121: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {
1122: $form{'problemtype'}='exam';
1123: }
1.375 foxr 1124: $resources_printed .= $currentURL.':';
1.166 albertel 1125: my $answer=&Apache::lonnet::ssi($currentURL,%form);
1.242 sakharuk 1126: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1127: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1128: } else {
1129: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.245 sakharuk 1130: if ($helper->{'VARS'}->{'construction'} ne '1') {
1131: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
1.343 albertel 1132: $texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
1.245 sakharuk 1133: } else {
1134: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1.343 albertel 1135: my $URLpath=$cleanURL;
1.245 sakharuk 1136: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
1137: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
1138: }
1.242 sakharuk 1139: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1140: }
1.163 sakharuk 1141: }
1.214 sakharuk 1142: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1.215 sakharuk 1143: $texversion=&IndexCreation($texversion,$currentURL);
1.214 sakharuk 1144: }
1.219 sakharuk 1145: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
1146: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
1147:
1148: }
1.162 sakharuk 1149: $result .= $texversion;
1150: if ($currentURL=~m/\.page\s*$/) {
1151: ($result,$number_of_columns) = &page_cleanup($result);
1152: }
1.408.2.2 albertel 1153: } elsif ($cleanURL!~m|^/adm/|
1154: && $currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {
1.227 sakharuk 1155: #printing content of sequence from the construction space
1156: my $flag_latex_header_remove = 'NO';
1157: my $rndseed=time;
1.231 albertel 1158: if ($helper->{'VARS'}->{'curseed'}) {
1159: $rndseed=$helper->{'VARS'}->{'curseed'};
1160: }
1.227 sakharuk 1161: $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
1162: my $errtext=&Apache::lonratedt::mapread($currentURL);
1163: for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) {
1164: $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/;
1165: my $urlp=$2;
1166: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
1.245 sakharuk 1167: my $texversion='';
1168: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
1169: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 1170: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.245 sakharuk 1171: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1172: $form{'rndseed'}=$rndseed;
1.375 foxr 1173: $resources_printed .=$urlp.':';
1.245 sakharuk 1174: $texversion=&Apache::lonnet::ssi($urlp,%form);
1175: }
1.249 sakharuk 1176: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1177: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&
1178: ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
1.380 foxr 1179: # Don't permanently modify %$form...
1180: my %answerform = %form;
1181: $answerform{'grade_target'}='answer';
1182: $answerform{'answer_output_mode'}='tex';
1183: $answerform{'rndseed'}=$rndseed;
1184: $answerform{'problem_split'}=$parmhash{'problem_stream_switch'};
1.373 albertel 1185: if ($urlp=~/\/res\//) {$env{'request.state'}='published';}
1.375 foxr 1186: $resources_printed .= $urlp.':';
1.380 foxr 1187: my $answer=&Apache::lonnet::ssi($urlp,%answerform);
1.245 sakharuk 1188: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1189: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1190: } else {
1191: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1192: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
1.404 albertel 1193: $texversion.=&path_to_problem($urlp,$LaTeXwidth);
1.245 sakharuk 1194: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1195: }
1.227 sakharuk 1196: }
1197: if ($flag_latex_header_remove ne 'NO') {
1198: $texversion = &latex_header_footer_remove($texversion);
1199: } else {
1200: $texversion =~ s/\\end{document}//;
1201: }
1202: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1203: $texversion=&IndexCreation($texversion,$urlp);
1204: }
1.232 sakharuk 1205: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URpL'} eq 'yes') {
1.227 sakharuk 1206: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1207: }
1208: $result.=$texversion;
1209: $flag_latex_header_remove = 'YES';
1210: } elsif ($urlp=~/\.(sequence|page)$/) {
1.229 sakharuk 1211: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
1.227 sakharuk 1212: }
1213: }
1.228 sakharuk 1214: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
1.227 sakharuk 1215: $result .= '\end{document}';
1.343 albertel 1216: } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1.258 sakharuk 1217: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.298 sakharuk 1218: if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
1.375 foxr 1219: $resources_printed .= $currentURL.':';
1.258 sakharuk 1220: my $texversion=&Apache::lonnet::ssi($currentURL,%form);
1221: $result .= $texversion;
1.162 sakharuk 1222: } else {
1.408.2.2 albertel 1223: $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'},
1224: $helper->{'VARS'}->{'symb'});
1.162 sakharuk 1225: }
1.354 foxr 1226: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
1.142 sakharuk 1227: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
1.354 foxr 1228: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or
1229: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') or # BUGBUG
1.252 sakharuk 1230: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) {
1.141 sakharuk 1231: #-- produce an output string
1.296 sakharuk 1232: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
1233: $selectionmade = 2;
1234: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
1235: $selectionmade = 3;
1236: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
1237: $selectionmade = 4;
1.354 foxr 1238: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') { #BUGBUG
1239: $selectionmade = 4;
1.296 sakharuk 1240: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {
1241: $selectionmade = 7;
1242: }
1.193 sakharuk 1243: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 1244: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.203 sakharuk 1245: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309 sakharuk 1246: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1247: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
1.141 sakharuk 1248: my $flag_latex_header_remove = 'NO';
1249: my $flag_page_in_sequence = 'NO';
1250: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.193 sakharuk 1251: my $prevassignment='';
1.270 sakharuk 1252: &Apache::lonnet::delenv('form.counter');
1.201 sakharuk 1253: &Apache::lonxml::init_counter();
1.403 albertel 1254: &Apache::lonxml::store_counter();
1.141 sakharuk 1255: for (my $i=0;$i<=$#master_seq;$i++) {
1.350 foxr 1256:
1257: # Note due to document structure, not allowed to put \newpage
1258: # prior to the first resource
1259:
1.351 foxr 1260: if (defined $page_breaks{$master_seq[$i]}) {
1.350 foxr 1261: if($i != 0) {
1262: $result.="\\newpage\n";
1263: }
1264: }
1.407 albertel 1265: my ($sequence,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
1.237 albertel 1266: $urlp=&Apache::lonnet::clutter($urlp);
1.166 albertel 1267: $form{'symb'}=$master_seq[$i];
1.407 albertel 1268:
1269: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem
1.267 sakharuk 1270: if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
1.247 sakharuk 1271: if ($i==0) {$prevassignment=$assignment;}
1.297 sakharuk 1272: my $texversion='';
1.408.2.2 albertel 1273: if ($urlp!~m|^/adm/|
1274: && $urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.375 foxr 1275: $resources_printed .= $urlp.':';
1.403 albertel 1276: my $pre_counter=$env{'form.counter'};
1.297 sakharuk 1277: $texversion.=&Apache::lonnet::ssi($urlp,%form);
1.296 sakharuk 1278: if ($urlp=~/\.page$/) {
1279: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
1280: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
1281: $texversion =~ s/\\end{document}\d*/\\end{document}/;
1282: $flag_page_in_sequence = 'YES';
1283: }
1.403 albertel 1284: my ($envfile) = ($env{'user.environment'} =~m|/([^/]+)\.id$| );
1285: &Apache::lonnet::transfer_profile_to_env($r->dir_config('lonIDsDir'),
1286: $envfile);
1.373 albertel 1287: my $current_counter=$env{'form.counter'};
1.296 sakharuk 1288: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1289: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.380 foxr 1290: # Don't permanently pervert the %form hash
1291: my %answerform = %form;
1292: $answerform{'grade_target'}='answer';
1293: $answerform{'answer_output_mode'}='tex';
1.375 foxr 1294: $resources_printed .= $urlp.':';
1.403 albertel 1295: &Apache::lonnet::appenv(('form.counter' => $pre_counter));
1.380 foxr 1296: my $answer=&Apache::lonnet::ssi($urlp,%answerform);
1.296 sakharuk 1297: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1298: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1299: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1.249 sakharuk 1300: } else {
1.307 sakharuk 1301: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
1.296 sakharuk 1302: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.407 albertel 1303: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($master_seq[$i]).'}\vskip 0 mm ';
1.296 sakharuk 1304: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1305: $texversion.='\vskip 1 mm '.$answer;
1306: } else {
1307: $texversion='';
1308: }
1.249 sakharuk 1309: }
1.246 sakharuk 1310: }
1.296 sakharuk 1311: if ($flag_latex_header_remove ne 'NO') {
1312: $texversion = &latex_header_footer_remove($texversion);
1313: } else {
1314: $texversion =~ s/\\end{document}//;
1315: }
1316: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1317: $texversion=&IndexCreation($texversion,$urlp);
1318: }
1319: if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
1320: my $name = &get_name();
1321: my $courseidinfo = &get_course();
1322: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1323: $prevassignment=$assignment;
1.334 albertel 1324: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';
1.296 sakharuk 1325: }
1326: $result .= $texversion;
1327: $flag_latex_header_remove = 'YES';
1.301 sakharuk 1328: } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1329: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1330: if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
1.375 foxr 1331: $resources_printed .= $urlp.':';
1.301 sakharuk 1332: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1333: if ($flag_latex_header_remove ne 'NO') {
1334: $texversion = &latex_header_footer_remove($texversion);
1335: } else {
1336: $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
1337: }
1338: $result .= $texversion;
1339: $flag_latex_header_remove = 'YES';
1.141 sakharuk 1340: } else {
1.408.2.2 albertel 1341: $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'},
1342: $master_seq[$i]);
1.297 sakharuk 1343: if ($flag_latex_header_remove ne 'NO') {
1344: $texversion = &latex_header_footer_remove($texversion);
1345: } else {
1346: $texversion =~ s/\\end{document}//;
1347: }
1348: $result .= $texversion;
1349: $flag_latex_header_remove = 'YES';
1.296 sakharuk 1350: }
1.331 albertel 1351: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.141 sakharuk 1352: }
1353: &Apache::lonnet::delenv('form.counter');
1.344 foxr 1354: if ($flag_page_in_sequence eq 'YES') {
1355: $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
1356: }
1.141 sakharuk 1357: $result .= '\end{document}';
1.284 albertel 1358: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||
1359: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){
1.353 foxr 1360:
1361:
1.150 sakharuk 1362: #-- prints assignments for whole class or for selected students
1.284 albertel 1363: my $type;
1.254 sakharuk 1364: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
1365: $selectionmade=5;
1.284 albertel 1366: $type='problems';
1.254 sakharuk 1367: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {
1368: $selectionmade=8;
1.284 albertel 1369: $type='resources';
1.254 sakharuk 1370: }
1.150 sakharuk 1371: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
1.341 foxr 1372: # The normal sort order is by section then by students within the
1373: # section. If the helper var student_sort is 1, then the user has elected
1374: # to override this and output the students by name.
1375: # Each element of the students array is of the form:
1376: # username:domain:section:last, first:status
1377: #
1378: #
1379: if ($helper->{'VARS'}->{'student_sort'} eq 1) {
1380: @students = sort compare_names @students;
1381: }
1.278 albertel 1382: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
1383: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
1384: $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
1385: }
1.150 sakharuk 1386: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.350 foxr 1387:
1.150 sakharuk 1388: #loop over students
1389: my $flag_latex_header_remove = 'NO';
1390: my %moreenv;
1.330 sakharuk 1391: $moreenv{'instructor_comments'}='hide';
1.285 albertel 1392: $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1.309 sakharuk 1393: $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1.353 foxr 1394: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1.369 foxr 1395: $moreenv{'suppress_tries'} = $parmhash{'suppress_tries'};
1.309 sakharuk 1396: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}
1.318 albertel 1397: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
1.272 sakharuk 1398: my $student_counter=-1;
1.150 sakharuk 1399: foreach my $person (@students) {
1.350 foxr 1400:
1.373 albertel 1401: my $duefile="/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
1.311 sakharuk 1402: if (-e $duefile) {
1403: my $temp_file = Apache::File->new('>>'.$duefile);
1404: print $temp_file "1969\n";
1405: }
1.272 sakharuk 1406: $student_counter++;
1.284 albertel 1407: my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
1.375 foxr 1408: my ($output,$fullname, $printed)=&print_resources($r,$helper,
1.353 foxr 1409: $person,$type,
1410: \%moreenv,\@master_seq,
1.360 albertel 1411: $flag_latex_header_remove,
1.408 albertel 1412: $LaTeXwidth,
1413: $number_of_columns);
1.375 foxr 1414: $resources_printed .= ":";
1.284 albertel 1415: $print_array[$i].=$output;
1416: $student_names[$i].=$person.':'.$fullname.'_END_';
1417: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
1418: $flag_latex_header_remove = 'YES';
1.331 albertel 1419: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284 albertel 1420: }
1421: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1422: $result .= $print_array[0].' \end{document}';
1423: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') ||
1424: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) {
1.373 albertel 1425: my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
1426: my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
1.288 albertel 1427: my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
1428: my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
1.292 albertel 1429: my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
1.385 foxr 1430: my $single_code = $helper->{'VARS'}->{'SINGLE_CODE'};
1.388 foxr 1431: my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'};
1432:
1.381 albertel 1433: my $code_option=$helper->{'VARS'}->{'CODE_OPTION'};
1434: open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
1435: my ($code_type,$code_length)=('letter',6);
1436: foreach my $line (<FH>) {
1437: my ($name,$type,$length) = (split(/:/,$line))[0,2,4];
1438: if ($name eq $code_option) {
1439: $code_length=$length;
1440: if ($type eq 'number') { $code_type = 'number'; }
1441: }
1442: }
1.288 albertel 1443: my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
1.353 foxr 1444: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1.408.2.4 albertel 1445: $moreenv{'instructor_comments'}='hide';
1.288 albertel 1446: my $seed=time+($$<<16)+($$);
1.292 albertel 1447: my @allcodes;
1448: if ($old_name) {
1.381 albertel 1449: my %result=&Apache::lonnet::get('CODEs',
1450: [$old_name,"type\0$old_name"],
1451: $cdom,$cnum);
1452: $code_type=$result{"type\0$old_name"};
1.292 albertel 1453: @allcodes=split(',',$result{$old_name});
1.336 albertel 1454: $num_todo=scalar(@allcodes);
1.389 foxr 1455: } elsif ($selected_code) { # Selection value is always numeric.
1.388 foxr 1456: $num_todo = 1;
1457: @allcodes = ($selected_code);
1.385 foxr 1458: } elsif ($single_code) {
1459:
1.387 foxr 1460: $num_todo = 1; # Unconditionally one code to do.
1.385 foxr 1461: # If an alpha code have to convert to numbers so it can be
1462: # converted back to letters again :-)
1463: #
1464: if ($code_type ne 'number') {
1465: $single_code = &letters_to_num($single_code);
1466: }
1467: @allcodes = ($single_code);
1.292 albertel 1468: } else {
1469: my %allcodes;
1.299 albertel 1470: srand($seed);
1.292 albertel 1471: for (my $i=0;$i<$num_todo;$i++) {
1.381 albertel 1472: $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,$code_length,
1473: $code_type);
1.292 albertel 1474: }
1475: if ($code_name) {
1476: &Apache::lonnet::put('CODEs',
1.381 albertel 1477: {
1478: $code_name =>join(',',keys(%allcodes)),
1479: "type\0$code_name" => $code_type
1480: },
1.292 albertel 1481: $cdom,$cnum);
1482: }
1483: @allcodes=keys(%allcodes);
1484: }
1.336 albertel 1485: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1486: my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});
1487: my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
1488: if ($number_per_page eq '0' || $number_per_page eq 'all') {
1489: $number_per_page=$num_todo;
1490: }
1491: my $flag_latex_header_remove = 'NO';
1492: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
1.295 albertel 1493: my $count=0;
1.292 albertel 1494: foreach my $code (sort(@allcodes)) {
1.295 albertel 1495: my $file_num=int($count/$number_per_page);
1.381 albertel 1496: if ($code_type eq 'number') {
1497: $moreenv{'CODE'}=$code;
1498: } else {
1499: $moreenv{'CODE'}=&num_to_letters($code);
1500: }
1.375 foxr 1501: my ($output,$fullname, $printed)=
1.288 albertel 1502: &print_resources($r,$helper,'anonymous',$type,\%moreenv,
1.360 albertel 1503: \@master_seq,$flag_latex_header_remove,
1504: $LaTeXwidth);
1.375 foxr 1505: $resources_printed .= ":";
1.295 albertel 1506: $print_array[$file_num].=$output;
1.288 albertel 1507: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
1508: &mt('last assignment').' '.$fullname);
1509: $flag_latex_header_remove = 'YES';
1.295 albertel 1510: $count++;
1.331 albertel 1511: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.288 albertel 1512: }
1513: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1514: $result .= $print_array[0].' \end{document}';
1515: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {
1.151 sakharuk 1516: #prints selected problems from the subdirectory
1517: $selectionmade = 6;
1518: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1.154 sakharuk 1519: @list_of_files=sort @list_of_files;
1.175 sakharuk 1520: my $flag_latex_header_remove = 'NO';
1521: my $rndseed=time;
1.230 albertel 1522: if ($helper->{'VARS'}->{'curseed'}) {
1523: $rndseed=$helper->{'VARS'}->{'curseed'};
1524: }
1.151 sakharuk 1525: for (my $i=0;$i<=$#list_of_files;$i++) {
1.152 sakharuk 1526: my $urlp = $list_of_files[$i];
1.253 sakharuk 1527: $urlp=~s|//|/|;
1.152 sakharuk 1528: if ($urlp=~/\//) {
1.353 foxr 1529: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.175 sakharuk 1530: $form{'rndseed'}=$rndseed;
1.152 sakharuk 1531: if ($urlp =~ m|/home/([^/]+)/public_html|) {
1532: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
1533: } else {
1.302 sakharuk 1534: $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
1.152 sakharuk 1535: }
1.375 foxr 1536: $resources_printed .= $urlp.':';
1.166 albertel 1537: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1.251 sakharuk 1538: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1.253 sakharuk 1539: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.380 foxr 1540: # Don't permanently pervert %form:
1541: my %answerform = %form;
1542: $answerform{'grade_target'}='answer';
1543: $answerform{'answer_output_mode'}='tex';
1544: $answerform{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1545: $answerform{'rndseed'}=$rndseed;
1.375 foxr 1546: $resources_printed .= $urlp.':';
1.380 foxr 1547: my $answer=&Apache::lonnet::ssi($urlp,%answerform);
1.251 sakharuk 1548: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1549: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1550: } else {
1.253 sakharuk 1551: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1552: if ($helper->{'VARS'}->{'construction'} ne '1') {
1553: $texversion.='\vskip 0 mm \noindent ';
1554: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1555: } else {
1556: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1557: my $URLpath=$urlp;
1558: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
1559: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
1560: }
1561: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1.251 sakharuk 1562: }
1.174 sakharuk 1563: }
1.151 sakharuk 1564: #this chunck is responsible for printing the path to problem
1.253 sakharuk 1565: my $newurlp=$urlp;
1566: if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
1567: $newurlp=&path_to_problem($newurlp,$LaTeXwidth);
1.242 sakharuk 1568: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
1.152 sakharuk 1569: if ($flag_latex_header_remove ne 'NO') {
1570: $texversion = &latex_header_footer_remove($texversion);
1571: } else {
1572: $texversion =~ s/\\end{document}//;
1.216 sakharuk 1573: }
1574: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1575: $texversion=&IndexCreation($texversion,$urlp);
1.152 sakharuk 1576: }
1.219 sakharuk 1577: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
1578: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1579:
1580: }
1.152 sakharuk 1581: $result .= $texversion;
1582: }
1583: $flag_latex_header_remove = 'YES';
1.151 sakharuk 1584: }
1.175 sakharuk 1585: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1.152 sakharuk 1586: $result .= '\end{document}';
1.140 sakharuk 1587: }
1588: #-------------------------------------------------------- corrections for the different page formats
1.312 sakharuk 1589: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);
1.408 albertel 1590: $result = &latex_corrections($number_of_columns,$result,$selectionmade,
1591: $helper->{'VARS'}->{'ANSWER_TYPE'});
1592: for (my $i=1;$i<=$#print_array;$i++) {
1593: $print_array[$i] =
1594: &latex_corrections($number_of_columns,$print_array[$i],
1595: $selectionmade,
1596: $helper->{'VARS'}->{'ANSWER_TYPE'});
1597: }
1.190 sakharuk 1598: #changes page's parameters for the one column output
1.195 sakharuk 1599: if ($numberofcolumns == 1) {
1.339 albertel 1600: $result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
1601: $result =~ s/\\textheight\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
1602: $result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1603: $result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1.195 sakharuk 1604: }
1.367 foxr 1605:
1.140 sakharuk 1606: #-- writing .tex file in prtspool
1607: my $temp_file;
1.277 albertel 1608: my $identifier = &Apache::loncommon::get_cgi_id();
1.379 foxr 1609: my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex";
1.277 albertel 1610: if (!($#print_array>0)) {
1611: unless ($temp_file = Apache::File->new('>'.$filename)) {
1612: $r->log_error("Couldn't open $filename for output $!");
1613: return SERVER_ERROR;
1614: }
1615: print $temp_file $result;
1616: my $begin=index($result,'\begin{document}',0);
1617: my $inc=substr($result,0,$begin+16);
1618: } else {
1619: my $begin=index($result,'\begin{document}',0);
1620: my $inc=substr($result,0,$begin+16);
1621: for (my $i=0;$i<=$#print_array;$i++) {
1622: if ($i==0) {
1623: $print_array[$i]=$result;
1624: } else {
1625: my $anobegin=index($print_array[$i],'\setcounter{page}',0);
1626: substr($print_array[$i],0,$anobegin)='';
1627: $print_array[$i]=$inc.$print_array[$i].'\end{document}';
1628: }
1.272 sakharuk 1629: my $temp_file;
1.273 sakharuk 1630: my $newfilename=$filename;
1.277 albertel 1631: my $num=$i+1;
1.379 foxr 1632: $newfilename =~s/\.tex$//;
1633: $newfilename=sprintf("%s_%03d.tex",$newfilename, $num);
1.272 sakharuk 1634: unless ($temp_file = Apache::File->new('>'.$newfilename)) {
1635: $r->log_error("Couldn't open $newfilename for output $!");
1636: return SERVER_ERROR;
1637: }
1638: print $temp_file $print_array[$i];
1639: }
1640: }
1.274 sakharuk 1641: my $student_names='';
1642: if ($#print_array>0) {
1643: for (my $i=0;$i<=$#print_array;$i++) {
1644: $student_names.=$student_names[$i].'_ENDPERSON_';
1645: }
1.277 albertel 1646: } else {
1.278 albertel 1647: if ($#student_names>-1) {
1648: $student_names=$student_names[0].'_ENDPERSON_';
1649: } else {
1.373 albertel 1650: my $fullname = &get_name($env{'user.name'},$env{'user.domain'});
1651: $student_names=join(':',$env{'user.name'},$env{'user.domain'},
1652: $env{'request.course.sec'},$fullname).
1.278 albertel 1653: '_ENDPERSON_'.'_END_';
1654: }
1.274 sakharuk 1655: }
1656:
1.276 sakharuk 1657: my $URLback=''; #link to original document
1658: if ($helper->{'VARS'}->{'construction'} ne '1') {
1659: #prints published resource
1.342 albertel 1660: $URLback=&Apache::lonnet::escape('/adm/flip?postdata=return:');
1.276 sakharuk 1661: } else {
1662: #prints resource from the construction space
1663: $URLback='/'.$helper->{'VARS'}->{'filename'};
1.279 albertel 1664: if ($URLback=~/([^?]+)/) {
1665: $URLback=$1;
1666: $URLback=~s|^/~|/priv/|;
1667: }
1.276 sakharuk 1668: }
1.375 foxr 1669: # logic for now is too complex to trace if this has been defined
1670: # yet.
1671: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1672: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
1.257 sakharuk 1673: &Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename,
1674: 'cgi.'.$identifier.'.layout' => $laystyle,
1675: 'cgi.'.$identifier.'.numcol' => $numberofcolumns,
1.303 sakharuk 1676: 'cgi.'.$identifier.'.paper' => $papersize,
1.257 sakharuk 1677: 'cgi.'.$identifier.'.selection' => $selectionmade,
1.375 foxr 1678: 'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
1679: 'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
1.397 albertel 1680: 'cgi.'.$identifier.'.role' => $perm{'pav'},
1.375 foxr 1681: 'cgi.'.$identifier.'.numberoffiles' => $#print_array,
1682: 'cgi.'.$identifier.'.studentnames' => $student_names,
1683: 'cgi.'.$identifier.'.backref' => $URLback,);
1684: &Apache::lonnet::appenv("cgi.$identifier.user" => $env{'user.name'},
1685: "cgi.$identifier.domain" => $env{'user.domain'},
1686: "cgi.$identifier.courseid" => $cnum,
1687: "cgi.$identifier.coursedom" => $cdom,
1688: "cgi.$identifier.resources" => $resources_printed);
1689:
1.140 sakharuk 1690: $r->print(<<FINALEND);
1.317 albertel 1691: <br />
1.288 albertel 1692: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
1.317 albertel 1693: <a href="/cgi-bin/printout.pl?$identifier">Continue</a>
1.140 sakharuk 1694: </body>
1695: </html>
1696: FINALEND
1697: }
1698:
1.288 albertel 1699:
1700: sub get_CODE {
1.381 albertel 1701: my ($all_codes,$num,$seed,$size,$type)=@_;
1.288 albertel 1702: my $max='1'.'0'x$size;
1703: my $newcode;
1704: while(1) {
1.392 albertel 1705: $newcode=sprintf("%0".$size."d",int(rand($max)));
1.288 albertel 1706: if (!exists($$all_codes{$newcode})) {
1707: $$all_codes{$newcode}=1;
1.381 albertel 1708: if ($type eq 'number' ) {
1709: return $newcode;
1710: } else {
1711: return &num_to_letters($newcode);
1712: }
1.288 albertel 1713: }
1714: }
1715: }
1.140 sakharuk 1716:
1.284 albertel 1717: sub print_resources {
1.360 albertel 1718: my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,
1.408 albertel 1719: $LaTeXwidth,$number_of_columns)=@_;
1.284 albertel 1720: my $current_output = '';
1.375 foxr 1721: my $printed = '';
1.284 albertel 1722: my ($username,$userdomain,$usersection) = split /:/,$person;
1723: my $fullname = &get_name($username,$userdomain);
1.323 sakharuk 1724: my $namepostfix;
1.288 albertel 1725: if ($person =~ 'anon') {
1.323 sakharuk 1726: $namepostfix="\\\\Name: ";
1.288 albertel 1727: $fullname = "CODE - ".$moreenv->{'CODE'};
1728: }
1.350 foxr 1729: my $i = 0;
1.284 albertel 1730: #goes through all resources, checks if they are available for
1731: #current student, and produces output
1732: &Apache::lonnet::delenv('form.counter');
1733: &Apache::lonxml::init_counter();
1.403 albertel 1734: &Apache::lonxml::store_counter();
1.364 albertel 1735: my %page_breaks = &get_page_breaks($helper);
1.363 foxr 1736:
1.284 albertel 1737: foreach my $curresline (@{$master_seq}) {
1.351 foxr 1738: if (defined $page_breaks{$curresline}) {
1.350 foxr 1739: if($i != 0) {
1740: $current_output.= "\\newpage\n";
1741: }
1742: }
1743: $i++;
1.284 albertel 1744: if ( !($type eq 'problems' &&
1745: ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {
1746: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
1747: if (&Apache::lonnet::allowed('bre',$res_url)) {
1.408.2.2 albertel 1748: if ($res_url!~m|^ext/|
1749: && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.375 foxr 1750: $printed .= $curresline.':';
1.403 albertel 1751: my $pre_counter=$env{'form.counter'};
1.373 albertel 1752: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
1.403 albertel 1753: my ($envfile) =
1754: ( $env{'user.environment'} =~ m|/([^/]+)\.id$| );
1755: &Apache::lonnet::transfer_profile_to_env($r->dir_config('lonIDsDir'),
1756: $envfile);
1.373 albertel 1757: my $current_counter=$env{'form.counter'};
1.305 sakharuk 1758: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1759: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.380 foxr 1760: # Use a copy of the hash so we don't pervert it on future loop passes.
1761: my %answerenv = %{$moreenv};
1762: $answerenv{'answer_output_mode'}='tex';
1763: $answerenv{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.403 albertel 1764: &Apache::lonnet::appenv(('form.counter' => $pre_counter));
1.380 foxr 1765: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$env{'request.course.id'},%answerenv);
1.305 sakharuk 1766: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1767: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1768: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
1769: } else {
1770: $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1771: $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
1.404 albertel 1772: $rendered.=&path_to_problem($res_url,$LaTeXwidth);
1.305 sakharuk 1773: $rendered.='\vskip 1 mm '.$ansrendered;
1774: }
1775: }
1776: if ($remove_latex_header eq 'YES') {
1777: $rendered = &latex_header_footer_remove($rendered);
1778: } else {
1779: $rendered =~ s/\\end{document}//;
1780: }
1781: $current_output .= $rendered;
1782: } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1.375 foxr 1783: $printed .= $curresline.':';
1.373 albertel 1784: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
1.403 albertel 1785: my ($envfile) =
1.408 albertel 1786: ( $env{'user.environment'} =~ m|/([^/]+)\.id$| );
1.403 albertel 1787: &Apache::lonnet::transfer_profile_to_env($r->dir_config('lonIDsDir'),
1788: $envfile);
1.373 albertel 1789: my $current_counter=$env{'form.counter'};
1.305 sakharuk 1790: if ($remove_latex_header eq 'YES') {
1791: $rendered = &latex_header_footer_remove($rendered);
1.284 albertel 1792: } else {
1.305 sakharuk 1793: $rendered =~ s/\\end{document}//;
1.284 albertel 1794: }
1.408.2.5! albertel 1795: $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
! 1796:
1.284 albertel 1797: } else {
1.408.2.2 albertel 1798: my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline);
1.305 sakharuk 1799: if ($remove_latex_header ne 'NO') {
1800: $rendered = &latex_header_footer_remove($rendered);
1801: } else {
1802: $rendered =~ s/\\end{document}//;
1803: }
1804: $current_output .= $rendered;
1.284 albertel 1805: }
1806: }
1807: $remove_latex_header = 'YES';
1808: }
1.331 albertel 1809: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284 albertel 1810: }
1811: my $courseidinfo = &get_course();
1812: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1813: if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}
1814: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
1815: if ($current_output=~/\\documentclass/) {
1.334 albertel 1816: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;
1.284 albertel 1817: } else {
1818: my $blankpages = '';
1819: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}
1.334 albertel 1820: $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\vspace*{-2 mm}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blankpages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}'.$namepostfix.'}} \vskip 5 mm '.$current_output;
1.284 albertel 1821: }
1.375 foxr 1822: return ($current_output,$fullname, $printed);
1.284 albertel 1823:
1824: }
1.140 sakharuk 1825:
1.3 sakharuk 1826: sub handler {
1827:
1828: my $r = shift;
1.397 albertel 1829:
1830: &init_perm();
1.114 bowersj2 1831:
1.150 sakharuk 1832: # my $loaderror=&Apache::lonnet::overloaderror($r);
1833: # if ($loaderror) { return $loaderror; }
1834: # $loaderror=
1835: # &Apache::lonnet::overloaderror($r,
1.373 albertel 1836: # $env{'course.'.$env{'request.course.id'}.'.home'});
1.150 sakharuk 1837: # if ($loaderror) { return $loaderror; }
1.67 www 1838:
1.397 albertel 1839: my $helper = printHelper($r);
1840: if (!ref($helper)) {
1841: return $helper;
1.60 sakharuk 1842: }
1.177 sakharuk 1843:
1844: # my $key;
1845: # foreach $key (keys %{$helper->{'VARS'}}) {
1846: # $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
1847: # }
1.373 albertel 1848: # foreach $key (keys %env) {
1849: # $r->print(' '.$key.'->'.$env{$key}.'<-<br />');
1.264 sakharuk 1850: # }
1.177 sakharuk 1851: # return OK;
1.184 sakharuk 1852:
1.373 albertel 1853: my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
1.353 foxr 1854:
1.207 sakharuk 1855: # my $key;
1.200 sakharuk 1856: # foreach $key (keys %parmhash) {
1857: # $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />');
1858: # }
1.353 foxr 1859: #
1.350 foxr 1860:
1861:
1.367 foxr 1862: # If a figure conversion queue file exists for this user.domain
1863: # we delete it since it can only be bad (if it were good, printout.pl
1864: # would have deleted it the last time around.
1865:
1.373 albertel 1866: my $conversion_queuefile = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat";
1.367 foxr 1867: if(-e $conversion_queuefile) {
1868: unlink $conversion_queuefile;
1869: }
1.184 sakharuk 1870: &output_data($r,$helper,\%parmhash);
1.2 sakharuk 1871: return OK;
1.60 sakharuk 1872: }
1.2 sakharuk 1873:
1.131 bowersj2 1874: use Apache::lonhelper;
1.130 sakharuk 1875:
1.223 bowersj2 1876: sub addMessage {
1877: my $text = shift;
1878: my $paramHash = Apache::lonhelper::getParamHash();
1879: $paramHash->{MESSAGE_TEXT} = $text;
1880: Apache::lonhelper::message->new();
1881: }
1882:
1.238 bowersj2 1883: use Data::Dumper;
1884:
1.397 albertel 1885: sub init_perm {
1886: undef(%perm);
1887: $perm{'pav'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'});
1888: if (!$perm{'pav'}) {
1889: $perm{'pav'}=&Apache::lonnet::allowed('pav',
1890: $env{'request.course.id'}.'/'.$env{'request.course.sec'});
1891: }
1892: $perm{'pfo'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'});
1893: if (!$perm{'pfo'}) {
1894: $perm{'pfo'}=&Apache::lonnet::allowed('pfo',
1895: $env{'request.course.id'}.'/'.$env{'request.course.sec'});
1896: }
1897: }
1898:
1.131 bowersj2 1899: sub printHelper {
1.115 bowersj2 1900: my $r = shift;
1901:
1902: if ($r->header_only) {
1.373 albertel 1903: if ($env{'browser.mathml'}) {
1.241 www 1904: &Apache::loncommon::content_type($r,'text/xml');
1.131 bowersj2 1905: } else {
1.241 www 1906: &Apache::loncommon::content_type($r,'text/html');
1.131 bowersj2 1907: }
1908: $r->send_http_header;
1909: return OK;
1.115 bowersj2 1910: }
1911:
1.131 bowersj2 1912: # Send header, nocache
1.373 albertel 1913: if ($env{'browser.mathml'}) {
1.241 www 1914: &Apache::loncommon::content_type($r,'text/xml');
1.115 bowersj2 1915: } else {
1.241 www 1916: &Apache::loncommon::content_type($r,'text/html');
1.115 bowersj2 1917: }
1918: &Apache::loncommon::no_cache($r);
1919: $r->send_http_header;
1920: $r->rflush();
1921:
1.131 bowersj2 1922: # Unfortunately, this helper is so complicated we have to
1923: # write it by hand
1924:
1925: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
1926:
1.176 bowersj2 1927: my $helper = Apache::lonhelper::helper->new("Printing Helper");
1.146 bowersj2 1928: $helper->declareVar('symb');
1.156 bowersj2 1929: $helper->declareVar('postdata');
1.290 sakharuk 1930: $helper->declareVar('curseed');
1931: $helper->declareVar('probstatus');
1.156 bowersj2 1932: $helper->declareVar('filename');
1933: $helper->declareVar('construction');
1.178 sakharuk 1934: $helper->declareVar('assignment');
1.262 sakharuk 1935: $helper->declareVar('style_file');
1.340 foxr 1936: $helper->declareVar('student_sort');
1.363 foxr 1937: $helper->declareVar('FINISHPAGE');
1.366 foxr 1938: $helper->declareVar('PRINT_TYPE');
1.372 foxr 1939: $helper->declareVar("showallfoils");
1.363 foxr 1940:
1941: # The page breaks can get loaded initially from the course environment:
1.394 foxr 1942: # But we only do this in the initial state so that they are allowed to change.
1943: #
1.366 foxr 1944:
1.408.2.3 albertel 1945: # $helper->{VARS}->{FINISHPAGE} = '';
1.363 foxr 1946:
1947: &Apache::loncommon::restore_course_settings('print',
1.366 foxr 1948: {'pagebreaks' => 'scalar',
1949: 'lastprinttype' => 'scalar'});
1950:
1.394 foxr 1951:
1952: if($helper->{VARS}->{PRINT_TYPE} eq $env{'form.lastprinttype'}) {
1953: if (!defined ($env{"form.CURRENT_STATE"})) {
1954:
1955: $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
1956: } else {
1957: my $state = $env{"form.CURRENT_STATE"};
1958: if ($state eq "START") {
1959: $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
1960: }
1961: }
1962:
1.366 foxr 1963: }
1964:
1.131 bowersj2 1965:
1966: # This will persistently load in the data we want from the
1967: # very first screen.
1.156 bowersj2 1968: # Detect whether we're coming from construction space
1.373 albertel 1969: if ($env{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {
1.235 bowersj2 1970: $helper->{VARS}->{'filename'} = "~$1/$2";
1.156 bowersj2 1971: $helper->{VARS}->{'construction'} = 1;
1972: } else {
1.373 albertel 1973: if ($env{'form.postdata'}) {
1974: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'});
1.156 bowersj2 1975: }
1.373 albertel 1976: if ($env{'form.symb'}) {
1977: $helper->{VARS}->{'symb'} = $env{'form.symb'};
1.156 bowersj2 1978: }
1.373 albertel 1979: if ($env{'form.url'}) {
1.156 bowersj2 1980: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1981: }
1.157 bowersj2 1982: }
1.156 bowersj2 1983:
1.373 albertel 1984: if ($env{'form.symb'}) {
1985: $helper->{VARS}->{'symb'} = $env{'form.symb'};
1.146 bowersj2 1986: }
1.373 albertel 1987: if ($env{'form.url'}) {
1.140 sakharuk 1988: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1.153 sakharuk 1989:
1.140 sakharuk 1990: }
1.343 albertel 1991: $helper->{VARS}->{'symb'}=
1992: &Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
1.335 albertel 1993: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
1.178 sakharuk 1994: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1.140 sakharuk 1995:
1.156 bowersj2 1996:
1.146 bowersj2 1997: # Extract map
1998: my $symb = $helper->{VARS}->{'symb'};
1.156 bowersj2 1999: my ($map, $id, $url);
2000: my $subdir;
2001:
2002: # Get the resource name from construction space
2003: if ($helper->{VARS}->{'construction'}) {
2004: $resourceTitle = substr($helper->{VARS}->{'filename'},
2005: rindex($helper->{VARS}->{'filename'}, '/')+1);
2006: $subdir = substr($helper->{VARS}->{'filename'},
2007: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
2008: } else {
1.233 www 2009: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
1.343 albertel 2010: $helper->{VARS}->{'postdata'} =
2011: &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
1.146 bowersj2 2012:
1.156 bowersj2 2013: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1.238 bowersj2 2014: my $postdata = $helper->{VARS}->{'postdata'};
2015: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
1.156 bowersj2 2016: }
2017: $subdir = &Apache::lonnet::filelocation("", $url);
1.128 bowersj2 2018: }
1.373 albertel 2019: if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) {
2020: $helper->{VARS}->{'curseed'}=$env{'form.curseed'};
1.230 albertel 2021: }
1.373 albertel 2022: if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
2023: $helper->{VARS}->{'probstatus'}=$env{'form.problemtype'};
1.290 sakharuk 2024: }
1.115 bowersj2 2025:
1.192 bowersj2 2026: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
2027:
1.131 bowersj2 2028: Apache::lonhelper::registerHelperTags();
1.119 bowersj2 2029:
1.131 bowersj2 2030: # "Delete everything after the last slash."
1.119 bowersj2 2031: $subdir =~ s|/[^/]+$||;
1.162 sakharuk 2032: if (not $helper->{VARS}->{'construction'}) {
1.302 sakharuk 2033: $subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir;
1.153 sakharuk 2034: }
1.189 bowersj2 2035: # "Remove all duplicate slashes."
2036: $subdir =~ s|/+|/|g;
1.119 bowersj2 2037:
1.131 bowersj2 2038: # What can be printed is a very dynamic decision based on
2039: # lots of factors. So we need to dynamically build this list.
2040: # To prevent security leaks, states are only added to the wizard
2041: # if they can be reached, which ensures manipulating the form input
2042: # won't allow anyone to reach states they shouldn't have permission
2043: # to reach.
2044:
2045: # printChoices is tracking the kind of printing the user can
2046: # do, and will be used in a choices construction later.
2047: # In the meantime we will be adding states and elements to
2048: # the helper by hand.
2049: my $printChoices = [];
2050: my $paramHash;
1.130 sakharuk 2051:
1.240 albertel 2052: if ($resourceTitle) {
1.291 sakharuk 2053: push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE'];
1.156 bowersj2 2054: }
2055:
1.238 bowersj2 2056: # Useful filter strings
1.287 albertel 2057: my $isProblem = '($res->is_problem()||$res->contains_problem) ';
1.238 bowersj2 2058: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1.287 albertel 2059: my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()';
2060: my $isNotMap = '!$res->is_sequence()';
1.238 bowersj2 2061: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
2062: my $isMap = '$res->is_map()';
1.342 albertel 2063: my $symbFilter = '$res->shown_symb()';
2064: my $urlValue = '$res->link()';
1.238 bowersj2 2065:
2066: $helper->declareVar('SEQUENCE');
2067:
2068: # Useful for debugging: Dump the help vars
1.394 foxr 2069: # $r->print(Dumper($helper->{VARS}));
1.366 foxr 2070: # $r->print($map);
1.238 bowersj2 2071:
1.131 bowersj2 2072: # If we're in a sequence...
1.235 bowersj2 2073: if (($helper->{'VARS'}->{'construction'} ne '1') &&
1.350 foxr 2074:
1.243 bowersj2 2075: $helper->{VARS}->{'postdata'} &&
2076: $helper->{VARS}->{'assignment'}) {
1.131 bowersj2 2077: # Allow problems from sequence
1.291 sakharuk 2078: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1.131 bowersj2 2079: # Allow all resources from sequence
1.291 sakharuk 2080: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1.130 sakharuk 2081:
1.131 bowersj2 2082: my $helperFragment = <<HELPERFRAGMENT;
1.155 sakharuk 2083: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
2084: <message>(mark them then click "next" button) <br /></message>
1.287 albertel 2085: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
2086: closeallpages="1">
1.144 bowersj2 2087: <nextstate>PAGESIZE</nextstate>
1.192 bowersj2 2088: <filterfunc>return $isProblem;</filterfunc>
1.131 bowersj2 2089: <mapurl>$map</mapurl>
1.238 bowersj2 2090: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2091: <option text='Newpage' variable='FINISHPAGE' />
1.131 bowersj2 2092: </resource>
2093: </state>
2094:
1.155 sakharuk 2095: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
2096: <message>(mark them then click "next" button) <br /></message>
1.287 albertel 2097: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
2098: closeallpages="1">
1.144 bowersj2 2099: <nextstate>PAGESIZE</nextstate>
1.145 bowersj2 2100: <filterfunc>return $isNotMap;</filterfunc>
1.131 bowersj2 2101: <mapurl>$map</mapurl>
1.238 bowersj2 2102: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2103: <option text='Newpage' variable='FINISHPAGE' />
1.131 bowersj2 2104: </resource>
2105: </state>
2106: HELPERFRAGMENT
1.121 bowersj2 2107:
1.326 sakharuk 2108: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1.121 bowersj2 2109: }
2110:
1.397 albertel 2111: # If the user has pfo (print for otheres) allow them to print all
1.354 foxr 2112: # problems and resources in the entier course, optionally for selected students
1.397 albertel 2113: if ($perm{'pfo'} &&
1.306 sakharuk 2114: ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) {
1.350 foxr 2115:
1.254 sakharuk 2116: push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
1.354 foxr 2117: push @{$printChoices}, ['<b>Resources</b> from <b>entire course</b>', 'all_resources', 'ALL_RESOURCES'];
1.284 albertel 2118: &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS);
1.155 sakharuk 2119: <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
2120: <message>(mark them then click "next" button) <br /></message>
1.287 albertel 2121: <resource variable="RESOURCES" toponly='0' multichoice="1"
2122: suppressEmptySequences='0' addstatus="1" closeallpages="1">
1.144 bowersj2 2123: <nextstate>PAGESIZE</nextstate>
1.192 bowersj2 2124: <filterfunc>return $isProblemOrMap;</filterfunc>
1.287 albertel 2125: <choicefunc>return $isNotMap;</choicefunc>
1.238 bowersj2 2126: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2127: <option text='Newpage' variable='FINISHPAGE' />
1.284 albertel 2128: </resource>
2129: </state>
1.354 foxr 2130: <state name="ALL_RESOURCES" title="Select Resource(s) to print">
2131: <message>(Mark them then click "next" button) <br /> </message>
2132: <resource variable="RESOURCES" toponly='0' multichoice='1'
2133: suppressEmptySequences='0' addstatus='1' closeallpages='1'>
2134: <nextstate>PAGESIZE</nextstate>
2135: <filterfunc>return $isNotMap; </filterfunc>
2136: <valuefunc>return $symbFilter;</valuefunc>
2137: <option text='NewPage' variable='FINISHPAGE' />
2138: </resource>
2139: </state>
1.284 albertel 2140: ALL_PROBLEMS
1.132 bowersj2 2141:
1.284 albertel 2142: if ($helper->{VARS}->{'assignment'}) {
1.291 sakharuk 2143: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'problems_for_students', 'CHOOSE_STUDENTS'];
2144: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'problems_for_anon', 'CHOOSE_ANON1'];
1.284 albertel 2145: }
2146: my $resource_selector=<<RESOURCE_SELECTOR;
2147: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.287 albertel 2148: <resource variable="RESOURCES" multichoice="1" addstatus="1"
2149: closeallpages="1">
1.254 sakharuk 2150: <filterfunc>return $isProblem;</filterfunc>
1.148 bowersj2 2151: <mapurl>$map</mapurl>
1.254 sakharuk 2152: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2153: <option text='New Page' variable='FINISHPAGE' />
1.147 bowersj2 2154: </resource>
1.155 sakharuk 2155: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1.149 bowersj2 2156: <choices variable="EMPTY_PAGES">
1.204 sakharuk 2157: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
2158: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
2159: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
2160: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1.284 albertel 2161: </choices>
2162: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
2163: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
2164: RESOURCE_SELECTOR
2165:
2166: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
2167: <state name="CHOOSE_STUDENTS" title="Select Students and Resources">
1.370 foxr 2168: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" coursepersonnel="1"/>
1.352 foxr 2169: <message><b>Select sort order</b> </message>
1.340 foxr 2170: <choices variable='student_sort'>
2171: <choice computer='0'>Sort by section then student</choice>
2172: <choice computer='1'>Sort by students across sections.</choice>
2173: </choices>
1.284 albertel 2174: $resource_selector
2175: </state>
1.131 bowersj2 2176: CHOOSE_STUDENTS
1.292 albertel 2177:
1.373 albertel 2178: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2179: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.292 albertel 2180: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
2181: my $namechoice='<choice></choice>';
1.337 albertel 2182: foreach my $name (sort {uc($a) cmp uc($b)} @names) {
1.294 albertel 2183: if ($name =~ /^error: 2 /) { next; }
1.381 albertel 2184: if ($name =~ /^type\0/) { next; }
1.292 albertel 2185: $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
2186: }
1.389 foxr 2187:
2188:
2189: my %code_values;
1.405 albertel 2190: my %codes_to_print;
1.408.2.1 albertel 2191: foreach my $key (@names) {
1.389 foxr 2192: %code_values = &Apache::grades::get_codes($key, $cdom, $cnum);
1.405 albertel 2193: foreach my $key (keys(%code_values)) {
2194: $codes_to_print{$key} = 1;
1.388 foxr 2195: }
2196: }
1.389 foxr 2197:
1.388 foxr 2198: my $code_selection = "<choice></choice>\n";
1.405 albertel 2199: foreach my $code (sort {uc($a) cmp uc($b)} (keys(%codes_to_print))) {
1.389 foxr 2200: my $choice = $code;
2201: if ($code =~ /^[A-Z]+$/) { # Alpha code
2202: $choice = &letters_to_num($code);
2203: }
2204: $code_selection .= ' <choice computer="'.$choice.'">'.$code."</choice>\n";
1.388 foxr 2205: }
1.381 albertel 2206: open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
2207: my $codechoice='';
2208: foreach my $line (<FH>) {
2209: my ($name,$description,$code_type,$code_length)=
2210: (split(/:/,$line))[0,1,2,4];
2211: if ($code_length > 0 &&
2212: $code_type =~/^(letter|number|-1)/) {
2213: $codechoice.='<choice computer="'.$name.'">'.$description.'</choice>';
2214: }
2215: }
2216: if ($codechoice eq '') {
2217: $codechoice='<choice computer="default">Default</choice>';
2218: }
1.284 albertel 2219: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);
2220: <state name="CHOOSE_ANON1" title="Select Students and Resources">
1.288 albertel 2221: <nextstate>PAGESIZE</nextstate>
1.408.2.1 albertel 2222: <message><table><tr><td><b>Number of anonymous assignments to print:</b></td><td></message>
1.362 albertel 2223: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
2224: <validator>
2225: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
1.382 foxr 2226: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
1.388 foxr 2227: !\$helper->{'VARS'}{'SINGLE_CODE'} &&
2228: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
1.362 albertel 2229: return "You need to specify the number of assignments to print";
2230: }
2231: return undef;
2232: </validator>
2233: </string>
2234: <message></td></tr><tr><td></message>
1.408.2.1 albertel 2235: <message><b>Names to store the CODEs under for later:</b></message>
2236: <message></td><td></message>
2237: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
2238: <message></td></tr><tr><td></message>
2239: <message><b>Bubble sheet type:</b></message>
2240: <message></td><td></message>
2241: <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
2242: $codechoice
2243: </dropdown>
2244: <message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
2245: <message></td></tr><tr><td></message>
2246: <message><b>Enter a CODE to print:</b></td><td></message>
2247: <string variable="SINGLE_CODE" size="10">
1.382 foxr 2248: <validator>
2249: if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} &&
1.388 foxr 2250: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
2251: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
1.382 foxr 2252: return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
2253: \$helper->{'VARS'}{'CODE_OPTION'});
2254: } else {
2255: return undef; # Other forces control us.
2256: }
2257: </validator>
2258: </string>
1.408.2.1 albertel 2259: <message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
1.292 albertel 2260: <message><b>Reprint a set of saved CODEs:</b></message>
1.408.2.1 albertel 2261: <message></td><td></message>
1.292 albertel 2262: <dropdown variable="REUSE_OLD_CODES">
2263: $namechoice
2264: </dropdown>
1.408.2.1 albertel 2265: <message></td></tr></table></message>
1.284 albertel 2266: <message><hr width='33%' /></message>
2267: $resource_selector
2268: </state>
2269: CHOOSE_ANON1
1.254 sakharuk 2270:
1.272 sakharuk 2271:
1.254 sakharuk 2272: if ($helper->{VARS}->{'assignment'}) {
1.291 sakharuk 2273: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'resources_for_students', 'CHOOSE_STUDENTS1'];
2274: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'resources_for_anon', 'CHOOSE_ANON2'];
1.254 sakharuk 2275: }
1.284 albertel 2276:
2277:
2278: $resource_selector=<<RESOURCE_SELECTOR;
1.254 sakharuk 2279: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.287 albertel 2280: <resource variable="RESOURCES" multichoice="1" addstatus="1"
2281: closeallpages="1">
1.254 sakharuk 2282: <filterfunc>return $isNotMap;</filterfunc>
2283: <mapurl>$map</mapurl>
2284: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2285: <option text='Newpage' variable='FINISHPAGE' />
1.254 sakharuk 2286: </resource>
2287: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
2288: <choices variable="EMPTY_PAGES">
2289: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
2290: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
2291: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
2292: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1.284 albertel 2293: </choices>
2294: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
2295: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
2296: RESOURCE_SELECTOR
2297:
2298: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
2299: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
1.370 foxr 2300: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" coursepersonnel="1" />
1.340 foxr 2301: <choices variable='student_sort'>
2302: <choice computer='0'>Sort by section then student</choice>
2303: <choice computer='1'>Sort by students across sections.</choice>
2304: </choices>
2305:
1.284 albertel 2306: $resource_selector
1.254 sakharuk 2307: </state>
2308: CHOOSE_STUDENTS1
2309:
1.284 albertel 2310: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
2311: <state name="CHOOSE_ANON2" title="Select Students and Resources">
1.294 albertel 2312: <nextstate>PAGESIZE</nextstate>
1.408.2.1 albertel 2313: <message><table><tr><td><b>Number of anonymous assignments to print:</b></td><td></message>
1.362 albertel 2314: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
2315: <validator>
2316: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
1.386 foxr 2317: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
1.388 foxr 2318: !\$helper->{'VARS'}{'SINGLE_CODE'} &&
2319: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
1.362 albertel 2320: return "You need to specify the number of assignments to print";
2321: }
2322: return undef;
2323: </validator>
2324: </string>
2325: <message></td></tr><tr><td></message>
1.408.2.1 albertel 2326: <message><b>Names to store the CODEs under for later:</b></message>
2327: <message></td><td></message>
2328: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
2329: <message></td></tr><tr><td></message>
2330: <message><b>Bubble sheet type:</b></message>
2331: <message></td><td></message>
2332: <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
2333: $codechoice
2334: </dropdown>
2335: <message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
2336: <message></td></tr><tr><td></message>
2337: <message><b>Enter a CODE to print:</b></td><td></message>
2338: <string variable="SINGLE_CODE" size="10">
1.386 foxr 2339: <validator>
2340: if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} &&
1.388 foxr 2341: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
2342: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
1.386 foxr 2343: return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
2344: \$helper->{'VARS'}{'CODE_OPTION'});
2345: } else {
2346: return undef; # Other forces control us.
2347: }
2348: </validator>
2349: </string>
1.408.2.1 albertel 2350: <message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
1.294 albertel 2351: <message><b>Reprint a set of saved CODEs:</b></message>
1.408.2.1 albertel 2352: <message></td><td></message>
1.294 albertel 2353: <dropdown variable="REUSE_OLD_CODES">
2354: $namechoice
2355: </dropdown>
1.408.2.1 albertel 2356: <message></td></tr></table></message>
1.284 albertel 2357: <message><hr width='33%' /></message>
2358: $resource_selector
2359: </state>
2360: CHOOSE_ANON2
1.121 bowersj2 2361: }
2362:
2363: # FIXME: That RE should come from a library somewhere.
1.397 albertel 2364: if ((((&Apache::lonnet::allowed('bre',$subdir) eq 'F') and ($helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)) or defined $helper->{'VARS'}->{'construction'}) and $perm{'pav'} and $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {
1.291 sakharuk 2365: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
1.238 bowersj2 2366:
1.131 bowersj2 2367: my $f = '$filename';
1.139 bowersj2 2368: my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
1.155 sakharuk 2369: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
2370: <message>(mark them then click "next" button) <br /></message>
1.138 bowersj2 2371: <files variable="FILES" multichoice='1'>
1.144 bowersj2 2372: <nextstate>PAGESIZE</nextstate>
1.138 bowersj2 2373: <filechoice>return '$subdir';</filechoice>
1.139 bowersj2 2374: CHOOSE_FROM_SUBDIR
2375:
1.238 bowersj2 2376: # this is broken up because I really want interpolation above,
2377: # and I really DON'T want it below
1.139 bowersj2 2378: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
1.225 bowersj2 2379: <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
2380: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
1.131 bowersj2 2381: </filefilter>
1.138 bowersj2 2382: </files>
1.131 bowersj2 2383: </state>
2384: CHOOSE_FROM_SUBDIR
1.139 bowersj2 2385: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.131 bowersj2 2386: }
1.238 bowersj2 2387:
2388: # Allow the user to select any sequence in the course, feed it to
2389: # another resource selector for that sequence
1.239 bowersj2 2390: if (!$helper->{VARS}->{'construction'}) {
1.254 sakharuk 2391: push @$printChoices, ["<b>Resources</b> from <b>selected sequence</b> in course",
1.249 sakharuk 2392: 'select_sequences', 'CHOOSE_SEQUENCE'];
1.244 bowersj2 2393: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
2394: #Escape apostrophes and backslashes for Perl
2395: $escapedSequenceName =~ s/\\/\\\\/g;
2396: $escapedSequenceName =~ s/'/\\'/g;
1.239 bowersj2 2397: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
1.238 bowersj2 2398: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
2399: <message>Select the sequence to print resources from:</message>
2400: <resource variable="SEQUENCE">
2401: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
2402: <filterfunc>return \$res->is_sequence;</filterfunc>
2403: <valuefunc>return $urlValue;</valuefunc>
1.391 foxr 2404: <choicefunc>return \$res->hasResource(\$res,sub { return !\$_[0]->is_sequence() },0,0);
2405: </choicefunc>
1.238 bowersj2 2406: </resource>
2407: </state>
2408: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
2409: <message>(mark desired resources then click "next" button) <br /></message>
1.287 albertel 2410: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
2411: closeallpages="1">
1.238 bowersj2 2412: <nextstate>PAGESIZE</nextstate>
2413: <filterfunc>return $isProblem</filterfunc>
1.244 bowersj2 2414: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
1.238 bowersj2 2415: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2416: <option text='Newpage' variable='FINISHPAGE' />
1.238 bowersj2 2417: </resource>
2418: </state>
2419: CHOOSE_FROM_ANY_SEQUENCE
1.239 bowersj2 2420: }
1.131 bowersj2 2421:
2422: # Generate the first state, to select which resources get printed.
1.223 bowersj2 2423: Apache::lonhelper::state->new("START", "Select Printing Options:");
1.131 bowersj2 2424: $paramHash = Apache::lonhelper::getParamHash();
1.155 sakharuk 2425: $paramHash->{MESSAGE_TEXT} = "";
1.131 bowersj2 2426: Apache::lonhelper::message->new();
2427: $paramHash = Apache::lonhelper::getParamHash();
2428: $paramHash->{'variable'} = 'PRINT_TYPE';
2429: $paramHash->{CHOICES} = $printChoices;
2430: Apache::lonhelper::choices->new();
1.161 bowersj2 2431:
1.223 bowersj2 2432: my $startedTable = 0; # have we started an HTML table yet? (need
2433: # to close it later)
2434:
1.397 albertel 2435: if (($perm{'pav'} and &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) or
1.170 sakharuk 2436: ($helper->{VARS}->{'construction'} eq '1')) {
1.242 sakharuk 2437: addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
1.161 bowersj2 2438: $paramHash = Apache::lonhelper::getParamHash();
1.162 sakharuk 2439: $paramHash->{'variable'} = 'ANSWER_TYPE';
2440: $helper->declareVar('ANSWER_TYPE');
1.161 bowersj2 2441: $paramHash->{CHOICES} = [
1.242 sakharuk 2442: ['Without Answers', 'yes'],
2443: ['With Answers', 'no'],
1.368 albertel 2444: ['Only Answers', 'only']
1.289 sakharuk 2445: ];
1.210 sakharuk 2446: Apache::lonhelper::dropdown->new();
1.223 bowersj2 2447: addMessage("</td></tr>");
2448: $startedTable = 1;
1.161 bowersj2 2449: }
1.209 sakharuk 2450:
1.397 albertel 2451: if ($perm{'pav'}) {
1.223 bowersj2 2452: if (!$startedTable) {
2453: addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");
2454: $startedTable = 1;
2455: } else {
2456: addMessage("<tr><td align='right'>LaTeX mode: </td><td>");
2457: }
1.203 sakharuk 2458: $paramHash = Apache::lonhelper::getParamHash();
2459: $paramHash->{'variable'} = 'LATEX_TYPE';
2460: $helper->declareVar('LATEX_TYPE');
2461: if ($helper->{VARS}->{'construction'} eq '1') {
2462: $paramHash->{CHOICES} = [
1.223 bowersj2 2463: ['standard LaTeX mode', 'standard'],
2464: ['LaTeX batchmode', 'batchmode'], ];
1.203 sakharuk 2465: } else {
2466: $paramHash->{CHOICES} = [
1.223 bowersj2 2467: ['LaTeX batchmode', 'batchmode'],
2468: ['standard LaTeX mode', 'standard'] ];
1.203 sakharuk 2469: }
1.210 sakharuk 2470: Apache::lonhelper::dropdown->new();
1.218 sakharuk 2471:
1.223 bowersj2 2472: addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>");
1.209 sakharuk 2473: $paramHash = Apache::lonhelper::getParamHash();
2474: $paramHash->{'variable'} = 'TABLE_CONTENTS';
2475: $helper->declareVar('TABLE_CONTENTS');
2476: $paramHash->{CHOICES} = [
1.223 bowersj2 2477: ['No', 'no'],
2478: ['Yes', 'yes'] ];
1.210 sakharuk 2479: Apache::lonhelper::dropdown->new();
1.223 bowersj2 2480: addMessage("</td></tr>");
1.214 sakharuk 2481:
1.220 sakharuk 2482: if (not $helper->{VARS}->{'construction'}) {
1.223 bowersj2 2483: addMessage("<tr><td align='right'>Print Index: </td><td>");
1.220 sakharuk 2484: $paramHash = Apache::lonhelper::getParamHash();
2485: $paramHash->{'variable'} = 'TABLE_INDEX';
2486: $helper->declareVar('TABLE_INDEX');
2487: $paramHash->{CHOICES} = [
1.223 bowersj2 2488: ['No', 'no'],
2489: ['Yes', 'yes'] ];
1.220 sakharuk 2490: Apache::lonhelper::dropdown->new();
1.223 bowersj2 2491: addMessage("</td></tr>");
1.309 sakharuk 2492: addMessage("<tr><td align='right'>Print Discussions: </td><td>");
2493: $paramHash = Apache::lonhelper::getParamHash();
2494: $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';
2495: $helper->declareVar('PRINT_DISCUSSIONS');
2496: $paramHash->{CHOICES} = [
2497: ['No', 'no'],
2498: ['Yes', 'yes'] ];
2499: Apache::lonhelper::dropdown->new();
2500: addMessage("</td></tr>");
1.372 foxr 2501:
1.397 albertel 2502: addMessage("<tr><td align = 'right'> </td><td>");
2503: $paramHash = Apache::lonhelper::getParamHash();
2504: $paramHash->{'multichoice'} = "true";
2505: $paramHash->{'allowempty'} = "true";
2506: $paramHash->{'variable'} = "showallfoils";
2507: $paramHash->{'CHOICES'} = [ ["Show all foils", "1"] ];
2508: Apache::lonhelper::choices->new();
2509: addMessage("</td></tr>");
1.220 sakharuk 2510: }
1.219 sakharuk 2511:
1.230 albertel 2512: if ($helper->{'VARS'}->{'construction'}) {
1.373 albertel 2513: my $stylevalue=$env{'construct.style'};
1.265 sakharuk 2514: my $xmlfrag .= <<"RNDSEED";
1.290 sakharuk 2515: <message><tr><td align='right'>Use random seed: </td><td></message>
1.230 albertel 2516: <string variable="curseed" size="15" maxlength="15">
2517: <defaultvalue>
2518: return $helper->{VARS}->{'curseed'};
2519: </defaultvalue>
1.262 sakharuk 2520: </string>
1.264 sakharuk 2521: <message></td></tr><tr><td align="right">Use style file:</td><td></message>
1.408.2.2 albertel 2522: <message><input type="text" size="40" name="style_file_value" value="$stylevalue" /> <a href="javascript:openbrowser('helpform','style_file_value','sty')">Select style file</a> </td><tr><td></message>
1.371 foxr 2523: <choices allowempty="1" multichoice="true" variable="showallfoils">
2524: <choice computer="1">Show all foils?</choice>
2525: </choices>
1.378 albertel 2526: <message></td></tr></message>
1.230 albertel 2527: RNDSEED
2528: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.373 albertel 2529: $helper->{'VARS'}->{'style_file'}=$env{'form.style_file_value'};
1.371 foxr 2530:
1.372 foxr 2531: }
1.223 bowersj2 2532: }
1.264 sakharuk 2533:
2534:
2535:
1.218 sakharuk 2536:
1.223 bowersj2 2537: if ($startedTable) {
2538: addMessage("</table>");
1.215 sakharuk 2539: }
1.161 bowersj2 2540:
1.131 bowersj2 2541: Apache::lonprintout::page_format_state->new("FORMAT");
2542:
1.144 bowersj2 2543: # Generate the PAGESIZE state which will offer the user the margin
2544: # choices if they select one column
2545: Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
2546: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
2547:
2548:
1.131 bowersj2 2549: $helper->process();
2550:
2551: # MANUAL BAILOUT CONDITION:
2552: # If we're in the "final" state, bailout and return to handler
2553: if ($helper->{STATE} eq 'FINAL') {
2554: return $helper;
2555: }
1.130 sakharuk 2556:
1.131 bowersj2 2557: $r->print($helper->display());
1.395 www 2558: if ($helper->{STATE} eq 'START') {
2559: &recently_generated($r);
2560: }
1.333 albertel 2561: &Apache::lonhelper::unregisterHelperTags();
1.115 bowersj2 2562:
2563: return OK;
2564: }
2565:
1.1 www 2566:
2567: 1;
1.119 bowersj2 2568:
2569: package Apache::lonprintout::page_format_state;
2570:
2571: =pod
2572:
1.131 bowersj2 2573: =head1 Helper element: page_format_state
2574:
2575: See lonhelper.pm documentation for discussion of the helper framework.
1.119 bowersj2 2576:
1.131 bowersj2 2577: Apache::lonprintout::page_format_state is an element that gives the
2578: user an opportunity to select the page layout they wish to print
2579: with: Number of columns, portrait/landscape, and paper size. If you
2580: want to change the paper size choices, change the @paperSize array
2581: contents in this package.
1.119 bowersj2 2582:
1.131 bowersj2 2583: page_format_state is always directly invoked in lonprintout.pm, so there
2584: is no tag interface. You actually pass parameters to the constructor.
1.119 bowersj2 2585:
2586: =over 4
2587:
1.131 bowersj2 2588: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1.119 bowersj2 2589:
2590: =back
2591:
2592: =cut
2593:
1.131 bowersj2 2594: use Apache::lonhelper;
1.119 bowersj2 2595:
2596: no strict;
1.131 bowersj2 2597: @ISA = ("Apache::lonhelper::element");
1.119 bowersj2 2598: use strict;
1.266 sakharuk 2599: use Apache::lonlocal;
1.373 albertel 2600: use Apache::lonnet;
1.119 bowersj2 2601:
2602: my $maxColumns = 2;
1.376 albertel 2603: # it'd be nice if these all worked
2604: #my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
2605: # "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
2606: # "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]",
2607: # "a5 [148x210 mm]", "a6 [105x148 mm]" );
1.326 sakharuk 2608: my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
1.376 albertel 2609: "a4 [210x297 mm]");
1.119 bowersj2 2610:
2611: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
2612: # Paper type
2613:
2614: sub new {
1.131 bowersj2 2615: my $self = Apache::lonhelper::element->new();
1.119 bowersj2 2616:
1.135 bowersj2 2617: shift;
2618:
1.131 bowersj2 2619: $self->{'variable'} = shift;
1.134 bowersj2 2620: my $helper = Apache::lonhelper::getHelper();
1.135 bowersj2 2621: $helper->declareVar($self->{'variable'});
1.131 bowersj2 2622: bless($self);
1.119 bowersj2 2623: return $self;
2624: }
2625:
2626: sub render {
2627: my $self = shift;
1.131 bowersj2 2628: my $helper = Apache::lonhelper::getHelper();
1.119 bowersj2 2629: my $result = '';
1.131 bowersj2 2630: my $var = $self->{'variable'};
1.266 sakharuk 2631: my $PageLayout=&mt('Page layout');
2632: my $NumberOfColumns=&mt('Number of columns');
2633: my $PaperType=&mt('Paper type');
1.119 bowersj2 2634: $result .= <<STATEHTML;
2635:
1.223 bowersj2 2636: <hr width="33%" />
1.119 bowersj2 2637: <table cellpadding="3">
2638: <tr>
1.266 sakharuk 2639: <td align="center"><b>$PageLayout</b></td>
2640: <td align="center"><b>$NumberOfColumns</b></td>
2641: <td align="center"><b>$PaperType</b></td>
1.119 bowersj2 2642: </tr>
2643: <tr>
2644: <td>
1.376 albertel 2645: <label><input type="radio" name="${var}.layout" value="L" /> Landscape </label><br />
2646: <label><input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait </label>
1.119 bowersj2 2647: </td>
1.155 sakharuk 2648: <td align="center">
1.119 bowersj2 2649: <select name="${var}.cols">
2650: STATEHTML
2651:
2652: my $i;
2653: for ($i = 1; $i <= $maxColumns; $i++) {
1.144 bowersj2 2654: if ($i == 2) {
1.119 bowersj2 2655: $result .= "<option value='$i' selected>$i</option>\n";
2656: } else {
2657: $result .= "<option value='$i'>$i</option>\n";
2658: }
2659: }
2660:
2661: $result .= "</select></td><td>\n";
2662: $result .= "<select name='${var}.paper'>\n";
2663:
1.373 albertel 2664: my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
1.398 albertel 2665: my $DefaultPaperSize=lc($parmhash{'default_paper_size'});
2666: $DefaultPaperSize=~s/\s//g;
1.304 sakharuk 2667: if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
1.119 bowersj2 2668: $i = 0;
2669: foreach (@paperSize) {
1.326 sakharuk 2670: $_=~/(\w+)/;
2671: my $papersize=$1;
1.304 sakharuk 2672: if ($paperSize[$i]=~/$DefaultPaperSize/) {
1.326 sakharuk 2673: $result .= "<option selected value='$papersize'>" . $paperSize[$i] . "</option>\n";
1.119 bowersj2 2674: } else {
1.326 sakharuk 2675: $result .= "<option value='$papersize'>" . $paperSize[$i] . "</option>\n";
1.119 bowersj2 2676: }
2677: $i++;
2678: }
2679: $result .= "</select></td></tr></table>";
2680: return $result;
1.135 bowersj2 2681: }
2682:
2683: sub postprocess {
2684: my $self = shift;
2685:
2686: my $var = $self->{'variable'};
1.136 bowersj2 2687: my $helper = Apache::lonhelper->getHelper();
1.135 bowersj2 2688: $helper->{VARS}->{$var} =
1.373 albertel 2689: $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' .
2690: $env{"form.$var.paper"};
1.135 bowersj2 2691: return 1;
1.119 bowersj2 2692: }
2693:
2694: 1;
1.144 bowersj2 2695:
2696: package Apache::lonprintout::page_size_state;
2697:
2698: =pod
2699:
2700: =head1 Helper element: page_size_state
2701:
2702: See lonhelper.pm documentation for discussion of the helper framework.
2703:
2704: Apache::lonprintout::page_size_state is an element that gives the
2705: user the opportunity to further refine the page settings if they
2706: select a single-column page.
2707:
2708: page_size_state is always directly invoked in lonprintout.pm, so there
2709: is no tag interface. You actually pass parameters to the constructor.
2710:
2711: =over 4
2712:
2713: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
2714:
2715: =back
2716:
2717: =cut
2718:
2719: use Apache::lonhelper;
1.373 albertel 2720: use Apache::lonnet;
1.144 bowersj2 2721: no strict;
2722: @ISA = ("Apache::lonhelper::element");
2723: use strict;
2724:
2725:
2726:
2727: sub new {
2728: my $self = Apache::lonhelper::element->new();
2729:
2730: shift; # disturbs me (probably prevents subclassing) but works (drops
2731: # package descriptor)... - Jeremy
2732:
2733: $self->{'variable'} = shift;
2734: my $helper = Apache::lonhelper::getHelper();
2735: $helper->declareVar($self->{'variable'});
2736:
2737: # The variable name of the format element, so we can look into
2738: # $helper->{VARS} to figure out whether the columns are one or two
2739: $self->{'formatvar'} = shift;
2740:
2741: # The state to transition to after selection, or after discovering
2742: # the cols are not set to 1
2743: $self->{NEXTSTATE} = shift;
2744: bless($self);
2745: return $self;
2746: }
2747:
2748: sub render {
2749: my $self = shift;
2750: my $helper = Apache::lonhelper::getHelper();
2751: my $result = '';
2752: my $var = $self->{'variable'};
2753:
2754: if (defined $self->{ERROR_MSG}) {
2755: $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
2756: }
2757:
2758: $result .= <<ELEMENTHTML;
2759:
2760: <p>How should the column be formatted?</p>
2761:
2762: <table cellpadding='3'>
2763: <tr>
2764: <td align='right'><b>Width</b>:</td>
2765: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
2766: <td align='left'>
2767: <select name='$var.widthunit'>
2768: <option>cm</option><option>in</option>
2769: </select>
2770: </td>
2771: </tr>
2772: <tr>
2773: <td align='right'><b>Height</b>:</td>
2774: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
2775: <td align='left'>
2776: <select name='$var.heightunit'>
2777: <option>cm</option><option>in</option>
2778: </select>
2779: </td>
2780: </tr>
2781: <tr>
2782: <td align='right'><b>Left margin</b>:</td>
2783: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
2784: <td align='left'>
1.186 bowersj2 2785: <select name='$var.lmarginunit'>
1.144 bowersj2 2786: <option>cm</option><option>in</option>
2787: </select>
2788: </td>
2789: </tr>
2790: </table>
2791:
2792: <p>Hint: Some instructors like to leave scratch space for the student by
1.280 albertel 2793: making the width much smaller than the width of the page.</p>
1.144 bowersj2 2794:
2795: ELEMENTHTML
2796:
2797: return $result;
2798: }
2799:
2800: # If the user didn't select 1 column, skip this state.
2801: sub preprocess {
2802: my $self = shift;
2803: my $helper = Apache::lonhelper::getHelper();
2804:
2805: my $format = $helper->{VARS}->{$self->{'formatvar'}};
2806: if (substr($format, 2, 1) ne '1') {
2807: $helper->changeState($self->{NEXTSTATE});
2808: }
2809:
2810: return 1;
2811: }
2812:
2813: sub postprocess {
2814: my $self = shift;
2815:
2816: my $var = $self->{'variable'};
2817: my $helper = Apache::lonhelper->getHelper();
1.373 albertel 2818: my $width = $helper->{VARS}->{$var .'.width'} = $env{"form.${var}.width"};
2819: my $height = $helper->{VARS}->{$var .'.height'} = $env{"form.${var}.height"};
2820: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $env{"form.${var}.lmargin"};
2821: $helper->{VARS}->{$var .'.widthunit'} = $env{"form.${var}.widthunit"};
2822: $helper->{VARS}->{$var .'.heightunit'} = $env{"form.${var}.heightunit"};
2823: $helper->{VARS}->{$var .'.lmarginunit'} = $env{"form.${var}.lmarginunit"};
1.144 bowersj2 2824:
2825: my $error = '';
2826:
2827: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
2828: # by an optional period, followed by digits, ending the string
2829:
2830: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2831: $error .= "Invalid width; please type only a number.<br />\n";
2832: }
2833: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2834: $error .= "Invalid height; please type only a number.<br />\n";
2835: }
2836: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2837: $error .= "Invalid left margin; please type only a number.<br />\n";
2838: }
2839:
2840: if (!$error) {
2841: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
2842: return 1;
2843: } else {
2844: $self->{ERROR_MSG} = $error;
2845: return 0;
2846: }
2847: }
2848:
2849:
1.119 bowersj2 2850:
1.1 www 2851: __END__
1.6 sakharuk 2852:
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