Annotation of loncom/interface/lonprintout.pm, revision 1.420
1.389 foxr 1: # The LearningOnline Network
1.1 www 2: # Printout
3: #
1.420 ! albertel 4: # $Id: lonprintout.pm,v 1.419 2006/02/05 18:43:40 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;
1.409 foxr 819: my $output='\documentclass[letterpaper,twoside]{article}';
1.397 albertel 820: if (($mode eq 'batchmode') || (!$perm{'pav'})) {
1.242 sakharuk 821: $output.='\batchmode';
822: }
1.340 foxr 823: $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'."\n".
1.410 foxr 824: '\usepackage{multirow}'."\n".
1.340 foxr 825: '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'."\n".
1.344 foxr 826: '\usepackage[dvips]{graphicx}\usepackage{epsfig}'."\n".
1.393 foxr 827: '\usepackage{wrapfig}'.
1.344 foxr 828: '\usepackage{picins}\usepackage{calc}'."\n".
1.340 foxr 829: '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'."\n".
830: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'."\n".
831: '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'."\n".
832: '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'."\n".
833: '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
834: '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'."\n".
835: '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'."\n".
836: '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'."\n".
837: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'."\n".
838: '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'."\n".
839: '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'."\n".
840: '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
841: '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}'."\n";
1.242 sakharuk 842: return $output;
843: }
844:
845: sub path_to_problem {
1.328 albertel 846: my ($urlp,$colwidth)=@_;
1.404 albertel 847: $urlp=&Apache::lonnet::clutter($urlp);
848:
1.242 sakharuk 849: my $newurlp = '';
1.328 albertel 850: $colwidth=~s/\s*mm\s*$//;
851: #characters average about 2 mm in width
1.360 albertel 852: if (length($urlp)*2 > $colwidth) {
1.404 albertel 853: my @elements = split('/',$urlp);
1.328 albertel 854: my $curlength=0;
855: foreach my $element (@elements) {
1.404 albertel 856: if ($element eq '') { next; }
1.328 albertel 857: if ($curlength+(length($element)*2) > $colwidth) {
1.404 albertel 858: $newurlp .= '|\vskip -1 mm \verb|';
859: $curlength=length($element)*2;
1.328 albertel 860: } else {
861: $curlength+=length($element)*2;
1.242 sakharuk 862: }
1.328 albertel 863: $newurlp.='/'.$element;
1.242 sakharuk 864: }
1.253 sakharuk 865: } else {
866: $newurlp=$urlp;
1.242 sakharuk 867: }
868: return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
869: }
1.215 sakharuk 870:
1.275 sakharuk 871: sub recalcto_mm {
872: my $textwidth=shift;
873: my $LaTeXwidth;
1.339 albertel 874: if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) {
1.275 sakharuk 875: $LaTeXwidth = $1*10;
1.339 albertel 876: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) {
1.275 sakharuk 877: $LaTeXwidth = $1;
1.339 albertel 878: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) {
1.275 sakharuk 879: $LaTeXwidth = $1*25.4;
880: }
881: $LaTeXwidth.=' mm';
882: return $LaTeXwidth;
883: }
884:
1.285 albertel 885: sub get_textwidth {
886: my ($helper,$LaTeXwidth)=@_;
1.286 albertel 887: my $textwidth=$LaTeXwidth;
1.285 albertel 888: if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
889: $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
1.286 albertel 890: $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
891: $helper->{'VARS'}->{'pagesize.widthunit'});
1.285 albertel 892: }
1.286 albertel 893: return $textwidth;
1.285 albertel 894: }
895:
1.296 sakharuk 896:
897: sub unsupported {
1.414 albertel 898: my ($currentURL,$mode,$symb)=@_;
1.307 sakharuk 899: if ($mode ne '') {$mode='\\'.$mode}
1.308 sakharuk 900: my $result.= &print_latex_header($mode);
1.414 albertel 901: if ($currentURL=~m|^(/adm/wrapper/)?ext/|) {
902: $currentURL=~s|^(/adm/wrapper/)?ext/|http://|;
903: my $title=&Apache::lonnet::gettitle($symb);
904: $title = &Apache::lonxml::latex_special_symbols($title);
905: $result.=' \strut \\\\ '.$title.' \strut \\\\ '.$currentURL.' ';
1.296 sakharuk 906: } else {
907: $result.=$currentURL;
908: }
1.419 albertel 909: $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
1.296 sakharuk 910: return $result;
911: }
912:
913:
1.363 foxr 914: #
1.395 www 915: # List of recently generated print files
916: #
917: sub recently_generated {
918: my $r=shift;
919: my $prtspool=$r->dir_config('lonPrtDir');
1.400 albertel 920: my $zip_result;
921: my $pdf_result;
1.395 www 922: opendir(DIR,$prtspool);
1.400 albertel 923:
924: my @files =
925: grep(/^$env{'user.name'}_$env{'user.domain'}_printout_(\d+)_.*\.(pdf|zip)$/,readdir(DIR));
1.395 www 926: closedir(DIR);
1.400 albertel 927:
928: @files = sort {
929: my ($actime) = (stat($prtspool.'/'.$a))[10];
930: my ($bctime) = (stat($prtspool.'/'.$b))[10];
931: return $bctime <=> $actime;
932: } (@files);
933:
934: foreach my $filename (@files) {
935: my ($ext) = ($filename =~ m/(pdf|zip)$/);
936: my ($cdev,$cino,$cmode,$cnlink,
937: $cuid,$cgid,$crdev,$csize,
938: $catime,$cmtime,$cctime,
939: $cblksize,$cblocks)=stat($prtspool.'/'.$filename);
940: my $result="<a href='/prtspool/$filename'>".
941: &mt('Generated [_1] ([_2] bytes)',
942: &Apache::lonlocal::locallocaltime($cctime),$csize).
943: '</a><br />';
944: if ($ext eq 'pdf') { $pdf_result .= $result; }
945: if ($ext eq 'zip') { $zip_result .= $result; }
946: }
947: if ($zip_result) {
948: $r->print('<h4>'.&mt('Recently generated printout zip files')."</h4>\n"
949: .$zip_result);
950: }
951: if ($pdf_result) {
952: $r->print('<h4>'.&mt('Recently generated printouts')."</h4>\n"
953: .$pdf_result);
1.396 albertel 954: }
1.395 www 955: }
956:
957: #
1.363 foxr 958: # Retrieve the hash of page breaks.
959: #
960: # Inputs:
961: # helper - reference to helper object.
962: # Outputs
963: # A reference to a page break hash.
964: #
965: #
1.418 foxr 966: #use Data::Dumper;
967: #sub dump_helper_vars {
968: # my ($helper) = @_;
969: # my $helpervars = Dumper($helper->{'VARS'});
970: # &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars");
971: #}
1.363 foxr 972:
973: sub get_page_breaks {
974: my ($helper) = @_;
975: my %page_breaks;
1.416 foxr 976:
1.363 foxr 977: foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {
978: $page_breaks{$break} = 1;
979: }
1.364 albertel 980: return %page_breaks;
1.363 foxr 981: }
982:
1.177 sakharuk 983: sub output_data {
1.184 sakharuk 984: my ($r,$helper,$rparmhash) = @_;
985: my %parmhash = %$rparmhash;
1.392 albertel 986: my $resources_printed = '';
1.361 albertel 987: my $html=&Apache::lonxml::xmlbegin();
1.187 www 988: my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
1.140 sakharuk 989: $r->print(<<ENDPART);
1.361 albertel 990: $html
991: <head>
992: <script type="text/javascript" language="Javascript">
1.264 sakharuk 993: var editbrowser;
994: function openbrowser(formname,elementname,only,omit) {
995: var url = '/res/?';
996: if (editbrowser == null) {
997: url += 'launch=1&';
998: }
999: url += 'catalogmode=interactive&';
1000: url += 'mode=parmset&';
1001: url += 'form=' + formname + '&';
1002: if (only != null) {
1003: url += 'only=' + only + '&';
1004: }
1005: if (omit != null) {
1006: url += 'omit=' + omit + '&';
1007: }
1008: url += 'element=' + elementname + '';
1009: var title = 'Browser';
1010: var options = 'scrollbars=1,resizable=1,menubar=0';
1011: options += ',width=700,height=600';
1012: editbrowser = open(url,title,options,'1');
1013: editbrowser.focus();
1014: }
1015: </script>
1.140 sakharuk 1016: <title>LON-CAPA output for printing</title>
1017: </head>
1.187 www 1018: $bodytag
1.402 albertel 1019: <p>
1.187 www 1020: Please stand by while processing your print request, this may take some time ...
1.402 albertel 1021: </p>
1.140 sakharuk 1022: ENDPART
1023:
1.363 foxr 1024:
1.372 foxr 1025:
1.363 foxr 1026: # fetch the pagebreaks and store them in the course environment
1027: # The page breaks will be pulled into the hash %page_breaks which is
1028: # indexed by symb and contains 1's for each break.
1029:
1.373 albertel 1030: $env{'form.pagebreaks'} = $helper->{'VARS'}->{'FINISHPAGE'};
1031: $env{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'};
1.363 foxr 1032: &Apache::loncommon::store_course_settings('print',
1.366 foxr 1033: {'pagebreaks' => 'scalar',
1034: 'lastprinttype' => 'scalar'});
1.363 foxr 1035:
1.364 albertel 1036: my %page_breaks = &get_page_breaks($helper);
1.363 foxr 1037:
1.140 sakharuk 1038: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
1039: my ($result,$selectionmade) = ('','');
1040: my $number_of_columns = 1; #used only for pages to determine the width of the cell
1041: my @temporary_array=split /\|/,$format_from_helper;
1042: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
1043: if ($laystyle eq 'L') {
1044: $laystyle='album';
1045: } else {
1046: $laystyle='book';
1047: }
1.177 sakharuk 1048: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
1.373 albertel 1049: my $assignment = $env{'form.assignment'};
1.275 sakharuk 1050: my $LaTeXwidth=&recalcto_mm($textwidth);
1.272 sakharuk 1051: my @print_array=();
1.274 sakharuk 1052: my @student_names=();
1.360 albertel 1053:
1054: # Common settings for the %form has:
1055: # In some cases these settings get overriddent by specific cases, but the
1056: # settings are common enough to make it worthwhile factoring them out
1057: # here.
1058: #
1059: my %form;
1060: $form{'grade_target'} = 'tex';
1061: $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth);
1.372 foxr 1062:
1063: # If form.showallfoils is set, then request all foils be shown:
1064: # privilege will be enforced both by not allowing the
1065: # check box selecting this option to be presnt unless it's ok,
1066: # and by lonresponse's priv. check.
1067: # The if is here because lonresponse.pm only cares that
1068: # showallfoils is defined, not what the value is.
1069:
1070: if ($helper->{'VARS'}->{'showallfoils'} eq "1") {
1071: $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
1072: }
1073:
1.140 sakharuk 1074: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
1.143 sakharuk 1075: #-- single document - problem, page, html, xml, ...
1.343 albertel 1076: my ($currentURL,$cleanURL);
1.375 foxr 1077:
1.162 sakharuk 1078: if ($helper->{'VARS'}->{'construction'} ne '1') {
1.185 sakharuk 1079: #prints published resource
1.153 sakharuk 1080: $currentURL=$helper->{'VARS'}->{'postdata'};
1.343 albertel 1081: $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
1.143 sakharuk 1082: } else {
1.185 sakharuk 1083: #prints resource from the construction space
1.240 albertel 1084: $currentURL='/'.$helper->{'VARS'}->{'filename'};
1.206 sakharuk 1085: if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
1.343 albertel 1086: $cleanURL=$currentURL;
1.143 sakharuk 1087: }
1.140 sakharuk 1088: $selectionmade = 1;
1.413 albertel 1089: if ($cleanURL!~m|^/adm/|
1090: && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.169 albertel 1091: my $rndseed=time;
1.242 sakharuk 1092: my $texversion='';
1093: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
1094: my %moreenv;
1.343 albertel 1095: $moreenv{'request.filename'}=$cleanURL;
1.265 sakharuk 1096: if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
1097: $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};
1.373 albertel 1098: my $dom = $env{'user.domain'};
1099: my $user = $env{'user.name'};
1.265 sakharuk 1100: my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);
1101: }
1.290 sakharuk 1102: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
1.242 sakharuk 1103: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 1104: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.242 sakharuk 1105: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309 sakharuk 1106: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1107: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
1.242 sakharuk 1108: if ($helper->{'VARS'}->{'curseed'}) {
1109: $rndseed=$helper->{'VARS'}->{'curseed'};
1110: }
1111: $form{'rndseed'}=$rndseed;
1112: &Apache::lonnet::appenv(%moreenv);
1113: &Apache::lonnet::delenv('form.counter');
1114: &Apache::lonxml::init_counter();
1.403 albertel 1115: &Apache::lonxml::store_counter();
1.375 foxr 1116: $resources_printed .= $currentURL.':';
1.275 sakharuk 1117: $texversion.=&Apache::lonnet::ssi($currentURL,%form);
1.242 sakharuk 1118: &Apache::lonnet::delenv('form.counter');
1119: &Apache::lonnet::delenv('request.filename');
1.230 albertel 1120: }
1.242 sakharuk 1121: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1122: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.353 foxr 1123: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.166 albertel 1124: $form{'grade_target'}='answer';
1.167 albertel 1125: $form{'answer_output_mode'}='tex';
1.169 albertel 1126: $form{'rndseed'}=$rndseed;
1.401 albertel 1127: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {
1128: $form{'problemtype'}='exam';
1129: }
1.375 foxr 1130: $resources_printed .= $currentURL.':';
1.166 albertel 1131: my $answer=&Apache::lonnet::ssi($currentURL,%form);
1.242 sakharuk 1132: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1133: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1134: } else {
1135: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.245 sakharuk 1136: if ($helper->{'VARS'}->{'construction'} ne '1') {
1137: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
1.343 albertel 1138: $texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
1.245 sakharuk 1139: } else {
1140: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1.343 albertel 1141: my $URLpath=$cleanURL;
1.245 sakharuk 1142: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
1143: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
1144: }
1.242 sakharuk 1145: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1146: }
1.163 sakharuk 1147: }
1.214 sakharuk 1148: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1.215 sakharuk 1149: $texversion=&IndexCreation($texversion,$currentURL);
1.214 sakharuk 1150: }
1.219 sakharuk 1151: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
1152: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
1153:
1154: }
1.162 sakharuk 1155: $result .= $texversion;
1156: if ($currentURL=~m/\.page\s*$/) {
1157: ($result,$number_of_columns) = &page_cleanup($result);
1158: }
1.413 albertel 1159: } elsif ($cleanURL!~m|^/adm/|
1160: && $currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {
1.227 sakharuk 1161: #printing content of sequence from the construction space
1162: my $flag_latex_header_remove = 'NO';
1163: my $rndseed=time;
1.231 albertel 1164: if ($helper->{'VARS'}->{'curseed'}) {
1165: $rndseed=$helper->{'VARS'}->{'curseed'};
1166: }
1.227 sakharuk 1167: $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
1168: my $errtext=&Apache::lonratedt::mapread($currentURL);
1169: for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) {
1170: $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/;
1171: my $urlp=$2;
1172: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
1.245 sakharuk 1173: my $texversion='';
1174: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
1175: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 1176: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.245 sakharuk 1177: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1178: $form{'rndseed'}=$rndseed;
1.375 foxr 1179: $resources_printed .=$urlp.':';
1.245 sakharuk 1180: $texversion=&Apache::lonnet::ssi($urlp,%form);
1181: }
1.249 sakharuk 1182: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1183: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&
1184: ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
1.380 foxr 1185: # Don't permanently modify %$form...
1186: my %answerform = %form;
1187: $answerform{'grade_target'}='answer';
1188: $answerform{'answer_output_mode'}='tex';
1189: $answerform{'rndseed'}=$rndseed;
1190: $answerform{'problem_split'}=$parmhash{'problem_stream_switch'};
1.373 albertel 1191: if ($urlp=~/\/res\//) {$env{'request.state'}='published';}
1.375 foxr 1192: $resources_printed .= $urlp.':';
1.380 foxr 1193: my $answer=&Apache::lonnet::ssi($urlp,%answerform);
1.245 sakharuk 1194: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1195: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1196: } else {
1197: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1198: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
1.404 albertel 1199: $texversion.=&path_to_problem($urlp,$LaTeXwidth);
1.245 sakharuk 1200: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1201: }
1.227 sakharuk 1202: }
1203: if ($flag_latex_header_remove ne 'NO') {
1204: $texversion = &latex_header_footer_remove($texversion);
1205: } else {
1206: $texversion =~ s/\\end{document}//;
1207: }
1208: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1209: $texversion=&IndexCreation($texversion,$urlp);
1210: }
1.232 sakharuk 1211: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URpL'} eq 'yes') {
1.227 sakharuk 1212: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1213: }
1214: $result.=$texversion;
1215: $flag_latex_header_remove = 'YES';
1216: } elsif ($urlp=~/\.(sequence|page)$/) {
1.229 sakharuk 1217: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
1.227 sakharuk 1218: }
1219: }
1.228 sakharuk 1220: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
1.227 sakharuk 1221: $result .= '\end{document}';
1.343 albertel 1222: } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1.258 sakharuk 1223: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.298 sakharuk 1224: if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
1.375 foxr 1225: $resources_printed .= $currentURL.':';
1.258 sakharuk 1226: my $texversion=&Apache::lonnet::ssi($currentURL,%form);
1227: $result .= $texversion;
1.162 sakharuk 1228: } else {
1.414 albertel 1229: $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'},
1230: $helper->{'VARS'}->{'symb'});
1.162 sakharuk 1231: }
1.354 foxr 1232: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
1.142 sakharuk 1233: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
1.354 foxr 1234: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or
1235: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') or # BUGBUG
1.252 sakharuk 1236: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) {
1.141 sakharuk 1237: #-- produce an output string
1.296 sakharuk 1238: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
1239: $selectionmade = 2;
1240: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
1241: $selectionmade = 3;
1242: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
1243: $selectionmade = 4;
1.354 foxr 1244: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') { #BUGBUG
1245: $selectionmade = 4;
1.296 sakharuk 1246: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {
1247: $selectionmade = 7;
1248: }
1.193 sakharuk 1249: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 1250: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.203 sakharuk 1251: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309 sakharuk 1252: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1253: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
1.141 sakharuk 1254: my $flag_latex_header_remove = 'NO';
1255: my $flag_page_in_sequence = 'NO';
1256: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.193 sakharuk 1257: my $prevassignment='';
1.270 sakharuk 1258: &Apache::lonnet::delenv('form.counter');
1.201 sakharuk 1259: &Apache::lonxml::init_counter();
1.403 albertel 1260: &Apache::lonxml::store_counter();
1.416 foxr 1261: my $pbreakresources = keys %page_breaks;
1.141 sakharuk 1262: for (my $i=0;$i<=$#master_seq;$i++) {
1.350 foxr 1263:
1264: # Note due to document structure, not allowed to put \newpage
1265: # prior to the first resource
1266:
1.351 foxr 1267: if (defined $page_breaks{$master_seq[$i]}) {
1.350 foxr 1268: if($i != 0) {
1269: $result.="\\newpage\n";
1270: }
1271: }
1.407 albertel 1272: my ($sequence,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
1.237 albertel 1273: $urlp=&Apache::lonnet::clutter($urlp);
1.166 albertel 1274: $form{'symb'}=$master_seq[$i];
1.407 albertel 1275:
1276: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem
1.267 sakharuk 1277: if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
1.247 sakharuk 1278: if ($i==0) {$prevassignment=$assignment;}
1.297 sakharuk 1279: my $texversion='';
1.413 albertel 1280: if ($urlp!~m|^/adm/|
1281: && $urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.375 foxr 1282: $resources_printed .= $urlp.':';
1.403 albertel 1283: my $pre_counter=$env{'form.counter'};
1.297 sakharuk 1284: $texversion.=&Apache::lonnet::ssi($urlp,%form);
1.296 sakharuk 1285: if ($urlp=~/\.page$/) {
1286: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
1287: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
1288: $texversion =~ s/\\end{document}\d*/\\end{document}/;
1289: $flag_page_in_sequence = 'YES';
1290: }
1.403 albertel 1291: my ($envfile) = ($env{'user.environment'} =~m|/([^/]+)\.id$| );
1292: &Apache::lonnet::transfer_profile_to_env($r->dir_config('lonIDsDir'),
1293: $envfile);
1.373 albertel 1294: my $current_counter=$env{'form.counter'};
1.296 sakharuk 1295: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1296: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.380 foxr 1297: # Don't permanently pervert the %form hash
1298: my %answerform = %form;
1299: $answerform{'grade_target'}='answer';
1300: $answerform{'answer_output_mode'}='tex';
1.375 foxr 1301: $resources_printed .= $urlp.':';
1.403 albertel 1302: &Apache::lonnet::appenv(('form.counter' => $pre_counter));
1.380 foxr 1303: my $answer=&Apache::lonnet::ssi($urlp,%answerform);
1.296 sakharuk 1304: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1305: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1306: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1.249 sakharuk 1307: } else {
1.307 sakharuk 1308: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
1.296 sakharuk 1309: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.407 albertel 1310: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($master_seq[$i]).'}\vskip 0 mm ';
1.296 sakharuk 1311: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1312: $texversion.='\vskip 1 mm '.$answer;
1313: } else {
1314: $texversion='';
1315: }
1.249 sakharuk 1316: }
1.246 sakharuk 1317: }
1.296 sakharuk 1318: if ($flag_latex_header_remove ne 'NO') {
1319: $texversion = &latex_header_footer_remove($texversion);
1320: } else {
1321: $texversion =~ s/\\end{document}//;
1322: }
1323: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1324: $texversion=&IndexCreation($texversion,$urlp);
1325: }
1326: if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
1327: my $name = &get_name();
1328: my $courseidinfo = &get_course();
1329: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1330: $prevassignment=$assignment;
1.417 foxr 1331: if ($numberofcolumns eq '1') {
1.416 foxr 1332: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';
1333: } else {
1334: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';
1335: }
1.296 sakharuk 1336: }
1337: $result .= $texversion;
1338: $flag_latex_header_remove = 'YES';
1.301 sakharuk 1339: } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1340: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1341: if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
1.375 foxr 1342: $resources_printed .= $urlp.':';
1.301 sakharuk 1343: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1344: if ($flag_latex_header_remove ne 'NO') {
1345: $texversion = &latex_header_footer_remove($texversion);
1346: } else {
1347: $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
1348: }
1349: $result .= $texversion;
1350: $flag_latex_header_remove = 'YES';
1.141 sakharuk 1351: } else {
1.414 albertel 1352: $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'},
1353: $master_seq[$i]);
1.297 sakharuk 1354: if ($flag_latex_header_remove ne 'NO') {
1355: $texversion = &latex_header_footer_remove($texversion);
1356: } else {
1357: $texversion =~ s/\\end{document}//;
1358: }
1359: $result .= $texversion;
1360: $flag_latex_header_remove = 'YES';
1.296 sakharuk 1361: }
1.331 albertel 1362: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.141 sakharuk 1363: }
1364: &Apache::lonnet::delenv('form.counter');
1.344 foxr 1365: if ($flag_page_in_sequence eq 'YES') {
1366: $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
1367: }
1.141 sakharuk 1368: $result .= '\end{document}';
1.284 albertel 1369: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||
1370: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){
1.353 foxr 1371:
1372:
1.150 sakharuk 1373: #-- prints assignments for whole class or for selected students
1.284 albertel 1374: my $type;
1.254 sakharuk 1375: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
1376: $selectionmade=5;
1.284 albertel 1377: $type='problems';
1.254 sakharuk 1378: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {
1379: $selectionmade=8;
1.284 albertel 1380: $type='resources';
1.254 sakharuk 1381: }
1.150 sakharuk 1382: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
1.341 foxr 1383: # The normal sort order is by section then by students within the
1384: # section. If the helper var student_sort is 1, then the user has elected
1385: # to override this and output the students by name.
1386: # Each element of the students array is of the form:
1387: # username:domain:section:last, first:status
1388: #
1389: #
1390: if ($helper->{'VARS'}->{'student_sort'} eq 1) {
1391: @students = sort compare_names @students;
1392: }
1.278 albertel 1393: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
1394: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
1395: $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
1396: }
1.150 sakharuk 1397: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.350 foxr 1398:
1.150 sakharuk 1399: #loop over students
1400: my $flag_latex_header_remove = 'NO';
1401: my %moreenv;
1.330 sakharuk 1402: $moreenv{'instructor_comments'}='hide';
1.285 albertel 1403: $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1.309 sakharuk 1404: $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1.353 foxr 1405: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1.369 foxr 1406: $moreenv{'suppress_tries'} = $parmhash{'suppress_tries'};
1.309 sakharuk 1407: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}
1.318 albertel 1408: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
1.272 sakharuk 1409: my $student_counter=-1;
1.150 sakharuk 1410: foreach my $person (@students) {
1.350 foxr 1411:
1.373 albertel 1412: my $duefile="/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
1.311 sakharuk 1413: if (-e $duefile) {
1414: my $temp_file = Apache::File->new('>>'.$duefile);
1415: print $temp_file "1969\n";
1416: }
1.272 sakharuk 1417: $student_counter++;
1.284 albertel 1418: my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
1.375 foxr 1419: my ($output,$fullname, $printed)=&print_resources($r,$helper,
1.353 foxr 1420: $person,$type,
1421: \%moreenv,\@master_seq,
1.360 albertel 1422: $flag_latex_header_remove,
1.408 albertel 1423: $LaTeXwidth,
1424: $number_of_columns);
1.375 foxr 1425: $resources_printed .= ":";
1.284 albertel 1426: $print_array[$i].=$output;
1427: $student_names[$i].=$person.':'.$fullname.'_END_';
1428: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
1429: $flag_latex_header_remove = 'YES';
1.331 albertel 1430: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284 albertel 1431: }
1432: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1433: $result .= $print_array[0].' \end{document}';
1434: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') ||
1435: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) {
1.373 albertel 1436: my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
1437: my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
1.288 albertel 1438: my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
1439: my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
1.292 albertel 1440: my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
1.385 foxr 1441: my $single_code = $helper->{'VARS'}->{'SINGLE_CODE'};
1.388 foxr 1442: my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'};
1443:
1.381 albertel 1444: my $code_option=$helper->{'VARS'}->{'CODE_OPTION'};
1445: open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
1446: my ($code_type,$code_length)=('letter',6);
1447: foreach my $line (<FH>) {
1448: my ($name,$type,$length) = (split(/:/,$line))[0,2,4];
1449: if ($name eq $code_option) {
1450: $code_length=$length;
1451: if ($type eq 'number') { $code_type = 'number'; }
1452: }
1453: }
1.288 albertel 1454: my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
1.353 foxr 1455: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1.420 ! albertel 1456: $moreenv{'instructor_comments'}='hide';
1.288 albertel 1457: my $seed=time+($$<<16)+($$);
1.292 albertel 1458: my @allcodes;
1459: if ($old_name) {
1.381 albertel 1460: my %result=&Apache::lonnet::get('CODEs',
1461: [$old_name,"type\0$old_name"],
1462: $cdom,$cnum);
1463: $code_type=$result{"type\0$old_name"};
1.292 albertel 1464: @allcodes=split(',',$result{$old_name});
1.336 albertel 1465: $num_todo=scalar(@allcodes);
1.389 foxr 1466: } elsif ($selected_code) { # Selection value is always numeric.
1.388 foxr 1467: $num_todo = 1;
1468: @allcodes = ($selected_code);
1.385 foxr 1469: } elsif ($single_code) {
1470:
1.387 foxr 1471: $num_todo = 1; # Unconditionally one code to do.
1.385 foxr 1472: # If an alpha code have to convert to numbers so it can be
1473: # converted back to letters again :-)
1474: #
1475: if ($code_type ne 'number') {
1476: $single_code = &letters_to_num($single_code);
1477: }
1478: @allcodes = ($single_code);
1.292 albertel 1479: } else {
1480: my %allcodes;
1.299 albertel 1481: srand($seed);
1.292 albertel 1482: for (my $i=0;$i<$num_todo;$i++) {
1.381 albertel 1483: $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,$code_length,
1484: $code_type);
1.292 albertel 1485: }
1486: if ($code_name) {
1487: &Apache::lonnet::put('CODEs',
1.381 albertel 1488: {
1489: $code_name =>join(',',keys(%allcodes)),
1490: "type\0$code_name" => $code_type
1491: },
1.292 albertel 1492: $cdom,$cnum);
1493: }
1494: @allcodes=keys(%allcodes);
1495: }
1.336 albertel 1496: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1497: my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});
1498: my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
1499: if ($number_per_page eq '0' || $number_per_page eq 'all') {
1500: $number_per_page=$num_todo;
1501: }
1502: my $flag_latex_header_remove = 'NO';
1503: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
1.295 albertel 1504: my $count=0;
1.292 albertel 1505: foreach my $code (sort(@allcodes)) {
1.295 albertel 1506: my $file_num=int($count/$number_per_page);
1.381 albertel 1507: if ($code_type eq 'number') {
1508: $moreenv{'CODE'}=$code;
1509: } else {
1510: $moreenv{'CODE'}=&num_to_letters($code);
1511: }
1.375 foxr 1512: my ($output,$fullname, $printed)=
1.288 albertel 1513: &print_resources($r,$helper,'anonymous',$type,\%moreenv,
1.360 albertel 1514: \@master_seq,$flag_latex_header_remove,
1515: $LaTeXwidth);
1.375 foxr 1516: $resources_printed .= ":";
1.295 albertel 1517: $print_array[$file_num].=$output;
1.288 albertel 1518: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
1519: &mt('last assignment').' '.$fullname);
1520: $flag_latex_header_remove = 'YES';
1.295 albertel 1521: $count++;
1.331 albertel 1522: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.288 albertel 1523: }
1524: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1525: $result .= $print_array[0].' \end{document}';
1526: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {
1.151 sakharuk 1527: #prints selected problems from the subdirectory
1528: $selectionmade = 6;
1529: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1.154 sakharuk 1530: @list_of_files=sort @list_of_files;
1.175 sakharuk 1531: my $flag_latex_header_remove = 'NO';
1532: my $rndseed=time;
1.230 albertel 1533: if ($helper->{'VARS'}->{'curseed'}) {
1534: $rndseed=$helper->{'VARS'}->{'curseed'};
1535: }
1.151 sakharuk 1536: for (my $i=0;$i<=$#list_of_files;$i++) {
1.152 sakharuk 1537: my $urlp = $list_of_files[$i];
1.253 sakharuk 1538: $urlp=~s|//|/|;
1.152 sakharuk 1539: if ($urlp=~/\//) {
1.353 foxr 1540: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.175 sakharuk 1541: $form{'rndseed'}=$rndseed;
1.152 sakharuk 1542: if ($urlp =~ m|/home/([^/]+)/public_html|) {
1543: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
1544: } else {
1.302 sakharuk 1545: $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
1.152 sakharuk 1546: }
1.375 foxr 1547: $resources_printed .= $urlp.':';
1.166 albertel 1548: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1.251 sakharuk 1549: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1.253 sakharuk 1550: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.380 foxr 1551: # Don't permanently pervert %form:
1552: my %answerform = %form;
1553: $answerform{'grade_target'}='answer';
1554: $answerform{'answer_output_mode'}='tex';
1555: $answerform{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1556: $answerform{'rndseed'}=$rndseed;
1.375 foxr 1557: $resources_printed .= $urlp.':';
1.380 foxr 1558: my $answer=&Apache::lonnet::ssi($urlp,%answerform);
1.251 sakharuk 1559: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1560: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1561: } else {
1.253 sakharuk 1562: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1563: if ($helper->{'VARS'}->{'construction'} ne '1') {
1564: $texversion.='\vskip 0 mm \noindent ';
1565: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1566: } else {
1567: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1568: my $URLpath=$urlp;
1569: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
1570: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
1571: }
1572: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1.251 sakharuk 1573: }
1.174 sakharuk 1574: }
1.151 sakharuk 1575: #this chunck is responsible for printing the path to problem
1.253 sakharuk 1576: my $newurlp=$urlp;
1577: if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
1578: $newurlp=&path_to_problem($newurlp,$LaTeXwidth);
1.242 sakharuk 1579: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
1.152 sakharuk 1580: if ($flag_latex_header_remove ne 'NO') {
1581: $texversion = &latex_header_footer_remove($texversion);
1582: } else {
1583: $texversion =~ s/\\end{document}//;
1.216 sakharuk 1584: }
1585: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1586: $texversion=&IndexCreation($texversion,$urlp);
1.152 sakharuk 1587: }
1.219 sakharuk 1588: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
1589: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1590:
1591: }
1.152 sakharuk 1592: $result .= $texversion;
1593: }
1594: $flag_latex_header_remove = 'YES';
1.151 sakharuk 1595: }
1.175 sakharuk 1596: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1.152 sakharuk 1597: $result .= '\end{document}';
1.140 sakharuk 1598: }
1599: #-------------------------------------------------------- corrections for the different page formats
1.312 sakharuk 1600: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);
1.408 albertel 1601: $result = &latex_corrections($number_of_columns,$result,$selectionmade,
1602: $helper->{'VARS'}->{'ANSWER_TYPE'});
1603: for (my $i=1;$i<=$#print_array;$i++) {
1604: $print_array[$i] =
1605: &latex_corrections($number_of_columns,$print_array[$i],
1606: $selectionmade,
1607: $helper->{'VARS'}->{'ANSWER_TYPE'});
1608: }
1.190 sakharuk 1609: #changes page's parameters for the one column output
1.195 sakharuk 1610: if ($numberofcolumns == 1) {
1.339 albertel 1611: $result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
1612: $result =~ s/\\textheight\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
1613: $result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1614: $result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1.195 sakharuk 1615: }
1.367 foxr 1616:
1.140 sakharuk 1617: #-- writing .tex file in prtspool
1618: my $temp_file;
1.277 albertel 1619: my $identifier = &Apache::loncommon::get_cgi_id();
1.379 foxr 1620: my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex";
1.277 albertel 1621: if (!($#print_array>0)) {
1622: unless ($temp_file = Apache::File->new('>'.$filename)) {
1623: $r->log_error("Couldn't open $filename for output $!");
1624: return SERVER_ERROR;
1625: }
1626: print $temp_file $result;
1627: my $begin=index($result,'\begin{document}',0);
1628: my $inc=substr($result,0,$begin+16);
1629: } else {
1630: my $begin=index($result,'\begin{document}',0);
1631: my $inc=substr($result,0,$begin+16);
1632: for (my $i=0;$i<=$#print_array;$i++) {
1633: if ($i==0) {
1634: $print_array[$i]=$result;
1635: } else {
1636: my $anobegin=index($print_array[$i],'\setcounter{page}',0);
1637: substr($print_array[$i],0,$anobegin)='';
1638: $print_array[$i]=$inc.$print_array[$i].'\end{document}';
1639: }
1.272 sakharuk 1640: my $temp_file;
1.273 sakharuk 1641: my $newfilename=$filename;
1.277 albertel 1642: my $num=$i+1;
1.379 foxr 1643: $newfilename =~s/\.tex$//;
1644: $newfilename=sprintf("%s_%03d.tex",$newfilename, $num);
1.272 sakharuk 1645: unless ($temp_file = Apache::File->new('>'.$newfilename)) {
1646: $r->log_error("Couldn't open $newfilename for output $!");
1647: return SERVER_ERROR;
1648: }
1649: print $temp_file $print_array[$i];
1650: }
1651: }
1.274 sakharuk 1652: my $student_names='';
1653: if ($#print_array>0) {
1654: for (my $i=0;$i<=$#print_array;$i++) {
1655: $student_names.=$student_names[$i].'_ENDPERSON_';
1656: }
1.277 albertel 1657: } else {
1.278 albertel 1658: if ($#student_names>-1) {
1659: $student_names=$student_names[0].'_ENDPERSON_';
1660: } else {
1.373 albertel 1661: my $fullname = &get_name($env{'user.name'},$env{'user.domain'});
1662: $student_names=join(':',$env{'user.name'},$env{'user.domain'},
1663: $env{'request.course.sec'},$fullname).
1.278 albertel 1664: '_ENDPERSON_'.'_END_';
1665: }
1.274 sakharuk 1666: }
1667:
1.276 sakharuk 1668: my $URLback=''; #link to original document
1669: if ($helper->{'VARS'}->{'construction'} ne '1') {
1670: #prints published resource
1.342 albertel 1671: $URLback=&Apache::lonnet::escape('/adm/flip?postdata=return:');
1.276 sakharuk 1672: } else {
1673: #prints resource from the construction space
1674: $URLback='/'.$helper->{'VARS'}->{'filename'};
1.279 albertel 1675: if ($URLback=~/([^?]+)/) {
1676: $URLback=$1;
1677: $URLback=~s|^/~|/priv/|;
1678: }
1.276 sakharuk 1679: }
1.375 foxr 1680: # logic for now is too complex to trace if this has been defined
1681: # yet.
1682: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1683: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
1.257 sakharuk 1684: &Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename,
1685: 'cgi.'.$identifier.'.layout' => $laystyle,
1686: 'cgi.'.$identifier.'.numcol' => $numberofcolumns,
1.303 sakharuk 1687: 'cgi.'.$identifier.'.paper' => $papersize,
1.257 sakharuk 1688: 'cgi.'.$identifier.'.selection' => $selectionmade,
1.375 foxr 1689: 'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
1690: 'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
1.397 albertel 1691: 'cgi.'.$identifier.'.role' => $perm{'pav'},
1.375 foxr 1692: 'cgi.'.$identifier.'.numberoffiles' => $#print_array,
1693: 'cgi.'.$identifier.'.studentnames' => $student_names,
1694: 'cgi.'.$identifier.'.backref' => $URLback,);
1695: &Apache::lonnet::appenv("cgi.$identifier.user" => $env{'user.name'},
1696: "cgi.$identifier.domain" => $env{'user.domain'},
1697: "cgi.$identifier.courseid" => $cnum,
1698: "cgi.$identifier.coursedom" => $cdom,
1699: "cgi.$identifier.resources" => $resources_printed);
1700:
1.140 sakharuk 1701: $r->print(<<FINALEND);
1.317 albertel 1702: <br />
1.288 albertel 1703: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
1.317 albertel 1704: <a href="/cgi-bin/printout.pl?$identifier">Continue</a>
1.140 sakharuk 1705: </body>
1706: </html>
1707: FINALEND
1708: }
1709:
1.288 albertel 1710:
1711: sub get_CODE {
1.381 albertel 1712: my ($all_codes,$num,$seed,$size,$type)=@_;
1.288 albertel 1713: my $max='1'.'0'x$size;
1714: my $newcode;
1715: while(1) {
1.392 albertel 1716: $newcode=sprintf("%0".$size."d",int(rand($max)));
1.288 albertel 1717: if (!exists($$all_codes{$newcode})) {
1718: $$all_codes{$newcode}=1;
1.381 albertel 1719: if ($type eq 'number' ) {
1720: return $newcode;
1721: } else {
1722: return &num_to_letters($newcode);
1723: }
1.288 albertel 1724: }
1725: }
1726: }
1.140 sakharuk 1727:
1.284 albertel 1728: sub print_resources {
1.360 albertel 1729: my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,
1.408 albertel 1730: $LaTeXwidth,$number_of_columns)=@_;
1.284 albertel 1731: my $current_output = '';
1.375 foxr 1732: my $printed = '';
1.284 albertel 1733: my ($username,$userdomain,$usersection) = split /:/,$person;
1734: my $fullname = &get_name($username,$userdomain);
1.323 sakharuk 1735: my $namepostfix;
1.288 albertel 1736: if ($person =~ 'anon') {
1.323 sakharuk 1737: $namepostfix="\\\\Name: ";
1.288 albertel 1738: $fullname = "CODE - ".$moreenv->{'CODE'};
1739: }
1.350 foxr 1740: my $i = 0;
1.284 albertel 1741: #goes through all resources, checks if they are available for
1742: #current student, and produces output
1743: &Apache::lonnet::delenv('form.counter');
1744: &Apache::lonxml::init_counter();
1.403 albertel 1745: &Apache::lonxml::store_counter();
1.364 albertel 1746: my %page_breaks = &get_page_breaks($helper);
1.417 foxr 1747: my @format_array = split(/\|/,$helper->{'VARS'}->{'FORMAT'});
1748: my $columns_in_format = $format_array[1];
1.363 foxr 1749:
1.284 albertel 1750: foreach my $curresline (@{$master_seq}) {
1.351 foxr 1751: if (defined $page_breaks{$curresline}) {
1.350 foxr 1752: if($i != 0) {
1753: $current_output.= "\\newpage\n";
1754: }
1755: }
1756: $i++;
1.284 albertel 1757: if ( !($type eq 'problems' &&
1758: ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {
1759: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
1760: if (&Apache::lonnet::allowed('bre',$res_url)) {
1.414 albertel 1761: if ($res_url!~m|^ext/|
1.413 albertel 1762: && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.375 foxr 1763: $printed .= $curresline.':';
1.403 albertel 1764: my $pre_counter=$env{'form.counter'};
1.373 albertel 1765: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
1.403 albertel 1766: my ($envfile) =
1767: ( $env{'user.environment'} =~ m|/([^/]+)\.id$| );
1768: &Apache::lonnet::transfer_profile_to_env($r->dir_config('lonIDsDir'),
1769: $envfile);
1.373 albertel 1770: my $current_counter=$env{'form.counter'};
1.305 sakharuk 1771: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1772: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.380 foxr 1773: # Use a copy of the hash so we don't pervert it on future loop passes.
1774: my %answerenv = %{$moreenv};
1775: $answerenv{'answer_output_mode'}='tex';
1776: $answerenv{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.403 albertel 1777: &Apache::lonnet::appenv(('form.counter' => $pre_counter));
1.380 foxr 1778: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$env{'request.course.id'},%answerenv);
1.305 sakharuk 1779: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1780: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1781: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
1782: } else {
1783: $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1784: $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
1.404 albertel 1785: $rendered.=&path_to_problem($res_url,$LaTeXwidth);
1.305 sakharuk 1786: $rendered.='\vskip 1 mm '.$ansrendered;
1787: }
1788: }
1789: if ($remove_latex_header eq 'YES') {
1790: $rendered = &latex_header_footer_remove($rendered);
1791: } else {
1792: $rendered =~ s/\\end{document}//;
1793: }
1794: $current_output .= $rendered;
1795: } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1.375 foxr 1796: $printed .= $curresline.':';
1.373 albertel 1797: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
1.403 albertel 1798: my ($envfile) =
1.408 albertel 1799: ( $env{'user.environment'} =~ m|/([^/]+)\.id$| );
1.403 albertel 1800: &Apache::lonnet::transfer_profile_to_env($r->dir_config('lonIDsDir'),
1801: $envfile);
1.373 albertel 1802: my $current_counter=$env{'form.counter'};
1.305 sakharuk 1803: if ($remove_latex_header eq 'YES') {
1804: $rendered = &latex_header_footer_remove($rendered);
1.284 albertel 1805: } else {
1.305 sakharuk 1806: $rendered =~ s/\\end{document}//;
1.284 albertel 1807: }
1.408 albertel 1808: $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/'.$number_of_columns.'][b]{\hrulefill}\strut \vskip 0 mm \strut ';
1.284 albertel 1809: } else {
1.414 albertel 1810: my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline);
1.305 sakharuk 1811: if ($remove_latex_header ne 'NO') {
1812: $rendered = &latex_header_footer_remove($rendered);
1813: } else {
1814: $rendered =~ s/\\end{document}//;
1815: }
1816: $current_output .= $rendered;
1.284 albertel 1817: }
1818: }
1819: $remove_latex_header = 'YES';
1820: }
1.331 albertel 1821: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284 albertel 1822: }
1823: my $courseidinfo = &get_course();
1824: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1825: if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}
1826: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
1827: if ($current_output=~/\\documentclass/) {
1.417 foxr 1828: if ($columns_in_format == 1) {
1.416 foxr 1829: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;
1830: } else {
1831: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fancyhead[LO]{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;
1832:
1833: }
1.284 albertel 1834: } else {
1835: my $blankpages = '';
1836: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}
1.417 foxr 1837: if ($columns_in_format == 1) {
1.416 foxr 1838: $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$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;
1839: } else {
1840: $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$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 '.$blankpages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}'.$namepostfix.'}} \vskip 5 mm '.$current_output;
1841: }
1.284 albertel 1842: }
1.375 foxr 1843: return ($current_output,$fullname, $printed);
1.284 albertel 1844:
1845: }
1.140 sakharuk 1846:
1.3 sakharuk 1847: sub handler {
1848:
1849: my $r = shift;
1.397 albertel 1850:
1851: &init_perm();
1.114 bowersj2 1852:
1.416 foxr 1853:
1.67 www 1854:
1.397 albertel 1855: my $helper = printHelper($r);
1856: if (!ref($helper)) {
1857: return $helper;
1.60 sakharuk 1858: }
1.177 sakharuk 1859:
1.184 sakharuk 1860:
1.373 albertel 1861: my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
1.353 foxr 1862:
1.416 foxr 1863:
1.350 foxr 1864:
1865:
1.367 foxr 1866: # If a figure conversion queue file exists for this user.domain
1867: # we delete it since it can only be bad (if it were good, printout.pl
1868: # would have deleted it the last time around.
1869:
1.373 albertel 1870: my $conversion_queuefile = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat";
1.367 foxr 1871: if(-e $conversion_queuefile) {
1872: unlink $conversion_queuefile;
1873: }
1.184 sakharuk 1874: &output_data($r,$helper,\%parmhash);
1.2 sakharuk 1875: return OK;
1.60 sakharuk 1876: }
1.2 sakharuk 1877:
1.131 bowersj2 1878: use Apache::lonhelper;
1.130 sakharuk 1879:
1.223 bowersj2 1880: sub addMessage {
1881: my $text = shift;
1882: my $paramHash = Apache::lonhelper::getParamHash();
1883: $paramHash->{MESSAGE_TEXT} = $text;
1884: Apache::lonhelper::message->new();
1885: }
1886:
1.416 foxr 1887:
1.238 bowersj2 1888:
1.397 albertel 1889: sub init_perm {
1890: undef(%perm);
1891: $perm{'pav'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'});
1892: if (!$perm{'pav'}) {
1893: $perm{'pav'}=&Apache::lonnet::allowed('pav',
1894: $env{'request.course.id'}.'/'.$env{'request.course.sec'});
1895: }
1896: $perm{'pfo'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'});
1897: if (!$perm{'pfo'}) {
1898: $perm{'pfo'}=&Apache::lonnet::allowed('pfo',
1899: $env{'request.course.id'}.'/'.$env{'request.course.sec'});
1900: }
1901: }
1902:
1.131 bowersj2 1903: sub printHelper {
1.115 bowersj2 1904: my $r = shift;
1905:
1906: if ($r->header_only) {
1.373 albertel 1907: if ($env{'browser.mathml'}) {
1.241 www 1908: &Apache::loncommon::content_type($r,'text/xml');
1.131 bowersj2 1909: } else {
1.241 www 1910: &Apache::loncommon::content_type($r,'text/html');
1.131 bowersj2 1911: }
1912: $r->send_http_header;
1913: return OK;
1.115 bowersj2 1914: }
1915:
1.131 bowersj2 1916: # Send header, nocache
1.373 albertel 1917: if ($env{'browser.mathml'}) {
1.241 www 1918: &Apache::loncommon::content_type($r,'text/xml');
1.115 bowersj2 1919: } else {
1.241 www 1920: &Apache::loncommon::content_type($r,'text/html');
1.115 bowersj2 1921: }
1922: &Apache::loncommon::no_cache($r);
1923: $r->send_http_header;
1924: $r->rflush();
1925:
1.131 bowersj2 1926: # Unfortunately, this helper is so complicated we have to
1927: # write it by hand
1928:
1929: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
1930:
1.176 bowersj2 1931: my $helper = Apache::lonhelper::helper->new("Printing Helper");
1.146 bowersj2 1932: $helper->declareVar('symb');
1.156 bowersj2 1933: $helper->declareVar('postdata');
1.290 sakharuk 1934: $helper->declareVar('curseed');
1935: $helper->declareVar('probstatus');
1.156 bowersj2 1936: $helper->declareVar('filename');
1937: $helper->declareVar('construction');
1.178 sakharuk 1938: $helper->declareVar('assignment');
1.262 sakharuk 1939: $helper->declareVar('style_file');
1.340 foxr 1940: $helper->declareVar('student_sort');
1.363 foxr 1941: $helper->declareVar('FINISHPAGE');
1.366 foxr 1942: $helper->declareVar('PRINT_TYPE');
1.372 foxr 1943: $helper->declareVar("showallfoils");
1.363 foxr 1944:
1945: # The page breaks can get loaded initially from the course environment:
1.394 foxr 1946: # But we only do this in the initial state so that they are allowed to change.
1947: #
1.366 foxr 1948:
1.416 foxr 1949: # $helper->{VARS}->{FINISHPAGE} = '';
1.363 foxr 1950:
1951: &Apache::loncommon::restore_course_settings('print',
1.366 foxr 1952: {'pagebreaks' => 'scalar',
1953: 'lastprinttype' => 'scalar'});
1954:
1.394 foxr 1955:
1956: if($helper->{VARS}->{PRINT_TYPE} eq $env{'form.lastprinttype'}) {
1957: if (!defined ($env{"form.CURRENT_STATE"})) {
1958:
1959: $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
1960: } else {
1961: my $state = $env{"form.CURRENT_STATE"};
1962: if ($state eq "START") {
1963: $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
1964: }
1965: }
1966:
1.366 foxr 1967: }
1.416 foxr 1968:
1.131 bowersj2 1969:
1970: # This will persistently load in the data we want from the
1971: # very first screen.
1.156 bowersj2 1972: # Detect whether we're coming from construction space
1.373 albertel 1973: if ($env{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {
1.235 bowersj2 1974: $helper->{VARS}->{'filename'} = "~$1/$2";
1.156 bowersj2 1975: $helper->{VARS}->{'construction'} = 1;
1976: } else {
1.373 albertel 1977: if ($env{'form.postdata'}) {
1978: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'});
1.156 bowersj2 1979: }
1.373 albertel 1980: if ($env{'form.symb'}) {
1981: $helper->{VARS}->{'symb'} = $env{'form.symb'};
1.156 bowersj2 1982: }
1.373 albertel 1983: if ($env{'form.url'}) {
1.156 bowersj2 1984: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1985: }
1.416 foxr 1986:
1.157 bowersj2 1987: }
1.156 bowersj2 1988:
1.373 albertel 1989: if ($env{'form.symb'}) {
1990: $helper->{VARS}->{'symb'} = $env{'form.symb'};
1.146 bowersj2 1991: }
1.373 albertel 1992: if ($env{'form.url'}) {
1.140 sakharuk 1993: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1.153 sakharuk 1994:
1.140 sakharuk 1995: }
1.343 albertel 1996: $helper->{VARS}->{'symb'}=
1997: &Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
1.335 albertel 1998: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
1.178 sakharuk 1999: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1.140 sakharuk 2000:
1.156 bowersj2 2001:
1.146 bowersj2 2002: # Extract map
2003: my $symb = $helper->{VARS}->{'symb'};
1.156 bowersj2 2004: my ($map, $id, $url);
2005: my $subdir;
2006:
2007: # Get the resource name from construction space
2008: if ($helper->{VARS}->{'construction'}) {
2009: $resourceTitle = substr($helper->{VARS}->{'filename'},
2010: rindex($helper->{VARS}->{'filename'}, '/')+1);
2011: $subdir = substr($helper->{VARS}->{'filename'},
2012: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
2013: } else {
1.233 www 2014: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
1.343 albertel 2015: $helper->{VARS}->{'postdata'} =
2016: &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
1.146 bowersj2 2017:
1.156 bowersj2 2018: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1.238 bowersj2 2019: my $postdata = $helper->{VARS}->{'postdata'};
2020: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
1.156 bowersj2 2021: }
2022: $subdir = &Apache::lonnet::filelocation("", $url);
1.128 bowersj2 2023: }
1.373 albertel 2024: if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) {
2025: $helper->{VARS}->{'curseed'}=$env{'form.curseed'};
1.230 albertel 2026: }
1.373 albertel 2027: if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
2028: $helper->{VARS}->{'probstatus'}=$env{'form.problemtype'};
1.290 sakharuk 2029: }
1.115 bowersj2 2030:
1.192 bowersj2 2031: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
2032:
1.131 bowersj2 2033: Apache::lonhelper::registerHelperTags();
1.119 bowersj2 2034:
1.131 bowersj2 2035: # "Delete everything after the last slash."
1.119 bowersj2 2036: $subdir =~ s|/[^/]+$||;
1.162 sakharuk 2037: if (not $helper->{VARS}->{'construction'}) {
1.302 sakharuk 2038: $subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir;
1.153 sakharuk 2039: }
1.189 bowersj2 2040: # "Remove all duplicate slashes."
2041: $subdir =~ s|/+|/|g;
1.119 bowersj2 2042:
1.131 bowersj2 2043: # What can be printed is a very dynamic decision based on
2044: # lots of factors. So we need to dynamically build this list.
2045: # To prevent security leaks, states are only added to the wizard
2046: # if they can be reached, which ensures manipulating the form input
2047: # won't allow anyone to reach states they shouldn't have permission
2048: # to reach.
2049:
2050: # printChoices is tracking the kind of printing the user can
2051: # do, and will be used in a choices construction later.
2052: # In the meantime we will be adding states and elements to
2053: # the helper by hand.
2054: my $printChoices = [];
2055: my $paramHash;
1.130 sakharuk 2056:
1.240 albertel 2057: if ($resourceTitle) {
1.291 sakharuk 2058: push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE'];
1.156 bowersj2 2059: }
2060:
1.238 bowersj2 2061: # Useful filter strings
1.287 albertel 2062: my $isProblem = '($res->is_problem()||$res->contains_problem) ';
1.238 bowersj2 2063: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1.287 albertel 2064: my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()';
2065: my $isNotMap = '!$res->is_sequence()';
1.238 bowersj2 2066: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
2067: my $isMap = '$res->is_map()';
1.342 albertel 2068: my $symbFilter = '$res->shown_symb()';
2069: my $urlValue = '$res->link()';
1.238 bowersj2 2070:
2071: $helper->declareVar('SEQUENCE');
2072:
1.416 foxr 2073:
1.238 bowersj2 2074:
1.131 bowersj2 2075: # If we're in a sequence...
1.235 bowersj2 2076: if (($helper->{'VARS'}->{'construction'} ne '1') &&
1.350 foxr 2077:
1.243 bowersj2 2078: $helper->{VARS}->{'postdata'} &&
2079: $helper->{VARS}->{'assignment'}) {
1.131 bowersj2 2080: # Allow problems from sequence
1.291 sakharuk 2081: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1.131 bowersj2 2082: # Allow all resources from sequence
1.291 sakharuk 2083: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1.130 sakharuk 2084:
1.131 bowersj2 2085: my $helperFragment = <<HELPERFRAGMENT;
1.155 sakharuk 2086: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
2087: <message>(mark them then click "next" button) <br /></message>
1.287 albertel 2088: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
2089: closeallpages="1">
1.144 bowersj2 2090: <nextstate>PAGESIZE</nextstate>
1.192 bowersj2 2091: <filterfunc>return $isProblem;</filterfunc>
1.131 bowersj2 2092: <mapurl>$map</mapurl>
1.238 bowersj2 2093: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2094: <option text='Newpage' variable='FINISHPAGE' />
1.131 bowersj2 2095: </resource>
2096: </state>
2097:
1.155 sakharuk 2098: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
2099: <message>(mark them then click "next" button) <br /></message>
1.287 albertel 2100: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
2101: closeallpages="1">
1.144 bowersj2 2102: <nextstate>PAGESIZE</nextstate>
1.145 bowersj2 2103: <filterfunc>return $isNotMap;</filterfunc>
1.131 bowersj2 2104: <mapurl>$map</mapurl>
1.238 bowersj2 2105: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2106: <option text='Newpage' variable='FINISHPAGE' />
1.131 bowersj2 2107: </resource>
2108: </state>
2109: HELPERFRAGMENT
1.121 bowersj2 2110:
1.326 sakharuk 2111: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1.121 bowersj2 2112: }
2113:
1.397 albertel 2114: # If the user has pfo (print for otheres) allow them to print all
1.354 foxr 2115: # problems and resources in the entier course, optionally for selected students
1.397 albertel 2116: if ($perm{'pfo'} &&
1.306 sakharuk 2117: ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) {
1.350 foxr 2118:
1.254 sakharuk 2119: push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
1.354 foxr 2120: push @{$printChoices}, ['<b>Resources</b> from <b>entire course</b>', 'all_resources', 'ALL_RESOURCES'];
1.284 albertel 2121: &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS);
1.155 sakharuk 2122: <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
2123: <message>(mark them then click "next" button) <br /></message>
1.287 albertel 2124: <resource variable="RESOURCES" toponly='0' multichoice="1"
2125: suppressEmptySequences='0' addstatus="1" closeallpages="1">
1.144 bowersj2 2126: <nextstate>PAGESIZE</nextstate>
1.192 bowersj2 2127: <filterfunc>return $isProblemOrMap;</filterfunc>
1.287 albertel 2128: <choicefunc>return $isNotMap;</choicefunc>
1.238 bowersj2 2129: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2130: <option text='Newpage' variable='FINISHPAGE' />
1.284 albertel 2131: </resource>
2132: </state>
1.354 foxr 2133: <state name="ALL_RESOURCES" title="Select Resource(s) to print">
2134: <message>(Mark them then click "next" button) <br /> </message>
2135: <resource variable="RESOURCES" toponly='0' multichoice='1'
2136: suppressEmptySequences='0' addstatus='1' closeallpages='1'>
2137: <nextstate>PAGESIZE</nextstate>
2138: <filterfunc>return $isNotMap; </filterfunc>
2139: <valuefunc>return $symbFilter;</valuefunc>
2140: <option text='NewPage' variable='FINISHPAGE' />
2141: </resource>
2142: </state>
1.284 albertel 2143: ALL_PROBLEMS
1.132 bowersj2 2144:
1.284 albertel 2145: if ($helper->{VARS}->{'assignment'}) {
1.291 sakharuk 2146: 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'];
2147: 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 2148: }
2149: my $resource_selector=<<RESOURCE_SELECTOR;
2150: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.287 albertel 2151: <resource variable="RESOURCES" multichoice="1" addstatus="1"
2152: closeallpages="1">
1.254 sakharuk 2153: <filterfunc>return $isProblem;</filterfunc>
1.148 bowersj2 2154: <mapurl>$map</mapurl>
1.254 sakharuk 2155: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2156: <option text='New Page' variable='FINISHPAGE' />
1.147 bowersj2 2157: </resource>
1.155 sakharuk 2158: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1.149 bowersj2 2159: <choices variable="EMPTY_PAGES">
1.204 sakharuk 2160: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
2161: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
2162: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
2163: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1.284 albertel 2164: </choices>
2165: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
2166: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
2167: RESOURCE_SELECTOR
2168:
2169: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
2170: <state name="CHOOSE_STUDENTS" title="Select Students and Resources">
1.370 foxr 2171: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" coursepersonnel="1"/>
1.352 foxr 2172: <message><b>Select sort order</b> </message>
1.340 foxr 2173: <choices variable='student_sort'>
2174: <choice computer='0'>Sort by section then student</choice>
2175: <choice computer='1'>Sort by students across sections.</choice>
2176: </choices>
1.284 albertel 2177: $resource_selector
2178: </state>
1.131 bowersj2 2179: CHOOSE_STUDENTS
1.292 albertel 2180:
1.373 albertel 2181: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2182: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.292 albertel 2183: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
2184: my $namechoice='<choice></choice>';
1.337 albertel 2185: foreach my $name (sort {uc($a) cmp uc($b)} @names) {
1.294 albertel 2186: if ($name =~ /^error: 2 /) { next; }
1.381 albertel 2187: if ($name =~ /^type\0/) { next; }
1.292 albertel 2188: $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
2189: }
1.389 foxr 2190:
2191:
2192: my %code_values;
1.405 albertel 2193: my %codes_to_print;
1.411 albertel 2194: foreach my $key (@names) {
1.389 foxr 2195: %code_values = &Apache::grades::get_codes($key, $cdom, $cnum);
1.405 albertel 2196: foreach my $key (keys(%code_values)) {
2197: $codes_to_print{$key} = 1;
1.388 foxr 2198: }
2199: }
1.389 foxr 2200:
1.388 foxr 2201: my $code_selection = "<choice></choice>\n";
1.405 albertel 2202: foreach my $code (sort {uc($a) cmp uc($b)} (keys(%codes_to_print))) {
1.389 foxr 2203: my $choice = $code;
2204: if ($code =~ /^[A-Z]+$/) { # Alpha code
2205: $choice = &letters_to_num($code);
2206: }
2207: $code_selection .= ' <choice computer="'.$choice.'">'.$code."</choice>\n";
1.388 foxr 2208: }
1.381 albertel 2209: open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
2210: my $codechoice='';
2211: foreach my $line (<FH>) {
2212: my ($name,$description,$code_type,$code_length)=
2213: (split(/:/,$line))[0,1,2,4];
2214: if ($code_length > 0 &&
2215: $code_type =~/^(letter|number|-1)/) {
2216: $codechoice.='<choice computer="'.$name.'">'.$description.'</choice>';
2217: }
2218: }
2219: if ($codechoice eq '') {
2220: $codechoice='<choice computer="default">Default</choice>';
2221: }
1.284 albertel 2222: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);
2223: <state name="CHOOSE_ANON1" title="Select Students and Resources">
1.288 albertel 2224: <nextstate>PAGESIZE</nextstate>
1.412 albertel 2225: <message><table><tr><td><b>Number of anonymous assignments to print:</b></td><td></message>
1.362 albertel 2226: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
2227: <validator>
2228: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
1.382 foxr 2229: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
1.388 foxr 2230: !\$helper->{'VARS'}{'SINGLE_CODE'} &&
2231: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
1.362 albertel 2232: return "You need to specify the number of assignments to print";
2233: }
2234: return undef;
2235: </validator>
2236: </string>
2237: <message></td></tr><tr><td></message>
1.412 albertel 2238: <message><b>Names to store the CODEs under for later:</b></message>
2239: <message></td><td></message>
2240: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
2241: <message></td></tr><tr><td></message>
2242: <message><b>Bubble sheet type:</b></message>
2243: <message></td><td></message>
2244: <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
2245: $codechoice
2246: </dropdown>
2247: <message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
2248: <message></td></tr><tr><td></message>
2249: <message><b>Enter a CODE to print:</b></td><td></message>
2250: <string variable="SINGLE_CODE" size="10">
1.382 foxr 2251: <validator>
2252: if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} &&
1.388 foxr 2253: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
2254: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
1.382 foxr 2255: return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
2256: \$helper->{'VARS'}{'CODE_OPTION'});
2257: } else {
2258: return undef; # Other forces control us.
2259: }
2260: </validator>
2261: </string>
1.412 albertel 2262: <message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
2263: <message><b>Reprint a set of saved CODEs:</b></message>
1.381 albertel 2264: <message></td><td></message>
1.292 albertel 2265: <dropdown variable="REUSE_OLD_CODES">
2266: $namechoice
2267: </dropdown>
1.412 albertel 2268: <message></td></tr></table></message>
1.284 albertel 2269: <message><hr width='33%' /></message>
2270: $resource_selector
2271: </state>
2272: CHOOSE_ANON1
1.254 sakharuk 2273:
1.272 sakharuk 2274:
1.254 sakharuk 2275: if ($helper->{VARS}->{'assignment'}) {
1.291 sakharuk 2276: 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'];
2277: 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 2278: }
1.284 albertel 2279:
2280:
2281: $resource_selector=<<RESOURCE_SELECTOR;
1.254 sakharuk 2282: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.287 albertel 2283: <resource variable="RESOURCES" multichoice="1" addstatus="1"
2284: closeallpages="1">
1.254 sakharuk 2285: <filterfunc>return $isNotMap;</filterfunc>
2286: <mapurl>$map</mapurl>
2287: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2288: <option text='Newpage' variable='FINISHPAGE' />
1.254 sakharuk 2289: </resource>
2290: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
2291: <choices variable="EMPTY_PAGES">
2292: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
2293: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
2294: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
2295: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1.284 albertel 2296: </choices>
2297: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
2298: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
2299: RESOURCE_SELECTOR
2300:
2301: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
2302: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
1.370 foxr 2303: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" coursepersonnel="1" />
1.340 foxr 2304: <choices variable='student_sort'>
2305: <choice computer='0'>Sort by section then student</choice>
2306: <choice computer='1'>Sort by students across sections.</choice>
2307: </choices>
2308:
1.284 albertel 2309: $resource_selector
1.254 sakharuk 2310: </state>
2311: CHOOSE_STUDENTS1
2312:
1.284 albertel 2313: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
2314: <state name="CHOOSE_ANON2" title="Select Students and Resources">
1.294 albertel 2315: <nextstate>PAGESIZE</nextstate>
1.412 albertel 2316: <message><table><tr><td><b>Number of anonymous assignments to print:</b></td><td></message>
1.362 albertel 2317: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
2318: <validator>
2319: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
1.386 foxr 2320: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
1.388 foxr 2321: !\$helper->{'VARS'}{'SINGLE_CODE'} &&
2322: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
1.362 albertel 2323: return "You need to specify the number of assignments to print";
2324: }
2325: return undef;
2326: </validator>
2327: </string>
2328: <message></td></tr><tr><td></message>
1.412 albertel 2329: <message><b>Names to store the CODEs under for later:</b></message>
2330: <message></td><td></message>
2331: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
2332: <message></td></tr><tr><td></message>
2333: <message><b>Bubble sheet type:</b></message>
2334: <message></td><td></message>
2335: <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0">
2336: $codechoice
2337: </dropdown>
2338: <message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
2339: <message></td></tr><tr><td></message>
2340: <message><b>Enter a CODE to print:</b></td><td></message>
2341: <string variable="SINGLE_CODE" size="10">
1.386 foxr 2342: <validator>
2343: if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} &&
1.388 foxr 2344: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} &&
2345: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) {
1.386 foxr 2346: return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'},
2347: \$helper->{'VARS'}{'CODE_OPTION'});
2348: } else {
2349: return undef; # Other forces control us.
2350: }
2351: </validator>
2352: </string>
1.412 albertel 2353: <message></td></tr><tr><td colspan="2"><hr width='33%' /></td></tr><tr><td></message>
2354: <message><b>Reprint a set of saved CODEs:</b></message>
1.381 albertel 2355: <message></td><td></message>
1.294 albertel 2356: <dropdown variable="REUSE_OLD_CODES">
2357: $namechoice
2358: </dropdown>
1.412 albertel 2359: <message></td></tr></table></message>
1.284 albertel 2360: <message><hr width='33%' /></message>
2361: $resource_selector
2362: </state>
2363: CHOOSE_ANON2
1.121 bowersj2 2364: }
2365:
2366: # FIXME: That RE should come from a library somewhere.
1.397 albertel 2367: if ((((&Apache::lonnet::allowed('bre',$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 $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {
1.291 sakharuk 2368: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
1.238 bowersj2 2369:
1.131 bowersj2 2370: my $f = '$filename';
1.139 bowersj2 2371: my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
1.155 sakharuk 2372: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
2373: <message>(mark them then click "next" button) <br /></message>
1.138 bowersj2 2374: <files variable="FILES" multichoice='1'>
1.144 bowersj2 2375: <nextstate>PAGESIZE</nextstate>
1.138 bowersj2 2376: <filechoice>return '$subdir';</filechoice>
1.139 bowersj2 2377: CHOOSE_FROM_SUBDIR
2378:
1.238 bowersj2 2379: # this is broken up because I really want interpolation above,
2380: # and I really DON'T want it below
1.139 bowersj2 2381: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
1.225 bowersj2 2382: <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
2383: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
1.131 bowersj2 2384: </filefilter>
1.138 bowersj2 2385: </files>
1.131 bowersj2 2386: </state>
2387: CHOOSE_FROM_SUBDIR
1.139 bowersj2 2388: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.131 bowersj2 2389: }
1.238 bowersj2 2390:
2391: # Allow the user to select any sequence in the course, feed it to
2392: # another resource selector for that sequence
1.239 bowersj2 2393: if (!$helper->{VARS}->{'construction'}) {
1.254 sakharuk 2394: push @$printChoices, ["<b>Resources</b> from <b>selected sequence</b> in course",
1.249 sakharuk 2395: 'select_sequences', 'CHOOSE_SEQUENCE'];
1.244 bowersj2 2396: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
2397: #Escape apostrophes and backslashes for Perl
2398: $escapedSequenceName =~ s/\\/\\\\/g;
2399: $escapedSequenceName =~ s/'/\\'/g;
1.239 bowersj2 2400: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
1.238 bowersj2 2401: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
2402: <message>Select the sequence to print resources from:</message>
2403: <resource variable="SEQUENCE">
2404: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
2405: <filterfunc>return \$res->is_sequence;</filterfunc>
2406: <valuefunc>return $urlValue;</valuefunc>
1.391 foxr 2407: <choicefunc>return \$res->hasResource(\$res,sub { return !\$_[0]->is_sequence() },0,0);
2408: </choicefunc>
1.238 bowersj2 2409: </resource>
2410: </state>
2411: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
2412: <message>(mark desired resources then click "next" button) <br /></message>
1.287 albertel 2413: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
2414: closeallpages="1">
1.238 bowersj2 2415: <nextstate>PAGESIZE</nextstate>
2416: <filterfunc>return $isProblem</filterfunc>
1.244 bowersj2 2417: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
1.238 bowersj2 2418: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2419: <option text='Newpage' variable='FINISHPAGE' />
1.238 bowersj2 2420: </resource>
2421: </state>
2422: CHOOSE_FROM_ANY_SEQUENCE
1.239 bowersj2 2423: }
1.131 bowersj2 2424:
2425: # Generate the first state, to select which resources get printed.
1.223 bowersj2 2426: Apache::lonhelper::state->new("START", "Select Printing Options:");
1.131 bowersj2 2427: $paramHash = Apache::lonhelper::getParamHash();
1.155 sakharuk 2428: $paramHash->{MESSAGE_TEXT} = "";
1.131 bowersj2 2429: Apache::lonhelper::message->new();
2430: $paramHash = Apache::lonhelper::getParamHash();
2431: $paramHash->{'variable'} = 'PRINT_TYPE';
2432: $paramHash->{CHOICES} = $printChoices;
2433: Apache::lonhelper::choices->new();
1.161 bowersj2 2434:
1.223 bowersj2 2435: my $startedTable = 0; # have we started an HTML table yet? (need
2436: # to close it later)
2437:
1.397 albertel 2438: if (($perm{'pav'} and &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) or
1.170 sakharuk 2439: ($helper->{VARS}->{'construction'} eq '1')) {
1.242 sakharuk 2440: addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
1.161 bowersj2 2441: $paramHash = Apache::lonhelper::getParamHash();
1.162 sakharuk 2442: $paramHash->{'variable'} = 'ANSWER_TYPE';
2443: $helper->declareVar('ANSWER_TYPE');
1.161 bowersj2 2444: $paramHash->{CHOICES} = [
1.242 sakharuk 2445: ['Without Answers', 'yes'],
2446: ['With Answers', 'no'],
1.368 albertel 2447: ['Only Answers', 'only']
1.289 sakharuk 2448: ];
1.210 sakharuk 2449: Apache::lonhelper::dropdown->new();
1.223 bowersj2 2450: addMessage("</td></tr>");
2451: $startedTable = 1;
1.161 bowersj2 2452: }
1.209 sakharuk 2453:
1.397 albertel 2454: if ($perm{'pav'}) {
1.223 bowersj2 2455: if (!$startedTable) {
2456: addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");
2457: $startedTable = 1;
2458: } else {
2459: addMessage("<tr><td align='right'>LaTeX mode: </td><td>");
2460: }
1.203 sakharuk 2461: $paramHash = Apache::lonhelper::getParamHash();
2462: $paramHash->{'variable'} = 'LATEX_TYPE';
2463: $helper->declareVar('LATEX_TYPE');
2464: if ($helper->{VARS}->{'construction'} eq '1') {
2465: $paramHash->{CHOICES} = [
1.223 bowersj2 2466: ['standard LaTeX mode', 'standard'],
2467: ['LaTeX batchmode', 'batchmode'], ];
1.203 sakharuk 2468: } else {
2469: $paramHash->{CHOICES} = [
1.223 bowersj2 2470: ['LaTeX batchmode', 'batchmode'],
2471: ['standard LaTeX mode', 'standard'] ];
1.203 sakharuk 2472: }
1.210 sakharuk 2473: Apache::lonhelper::dropdown->new();
1.218 sakharuk 2474:
1.223 bowersj2 2475: addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>");
1.209 sakharuk 2476: $paramHash = Apache::lonhelper::getParamHash();
2477: $paramHash->{'variable'} = 'TABLE_CONTENTS';
2478: $helper->declareVar('TABLE_CONTENTS');
2479: $paramHash->{CHOICES} = [
1.223 bowersj2 2480: ['No', 'no'],
2481: ['Yes', 'yes'] ];
1.210 sakharuk 2482: Apache::lonhelper::dropdown->new();
1.223 bowersj2 2483: addMessage("</td></tr>");
1.214 sakharuk 2484:
1.220 sakharuk 2485: if (not $helper->{VARS}->{'construction'}) {
1.223 bowersj2 2486: addMessage("<tr><td align='right'>Print Index: </td><td>");
1.220 sakharuk 2487: $paramHash = Apache::lonhelper::getParamHash();
2488: $paramHash->{'variable'} = 'TABLE_INDEX';
2489: $helper->declareVar('TABLE_INDEX');
2490: $paramHash->{CHOICES} = [
1.223 bowersj2 2491: ['No', 'no'],
2492: ['Yes', 'yes'] ];
1.220 sakharuk 2493: Apache::lonhelper::dropdown->new();
1.223 bowersj2 2494: addMessage("</td></tr>");
1.309 sakharuk 2495: addMessage("<tr><td align='right'>Print Discussions: </td><td>");
2496: $paramHash = Apache::lonhelper::getParamHash();
2497: $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';
2498: $helper->declareVar('PRINT_DISCUSSIONS');
2499: $paramHash->{CHOICES} = [
2500: ['No', 'no'],
2501: ['Yes', 'yes'] ];
2502: Apache::lonhelper::dropdown->new();
2503: addMessage("</td></tr>");
1.372 foxr 2504:
1.397 albertel 2505: addMessage("<tr><td align = 'right'> </td><td>");
2506: $paramHash = Apache::lonhelper::getParamHash();
2507: $paramHash->{'multichoice'} = "true";
2508: $paramHash->{'allowempty'} = "true";
2509: $paramHash->{'variable'} = "showallfoils";
2510: $paramHash->{'CHOICES'} = [ ["Show all foils", "1"] ];
2511: Apache::lonhelper::choices->new();
2512: addMessage("</td></tr>");
1.220 sakharuk 2513: }
1.219 sakharuk 2514:
1.230 albertel 2515: if ($helper->{'VARS'}->{'construction'}) {
1.373 albertel 2516: my $stylevalue=$env{'construct.style'};
1.265 sakharuk 2517: my $xmlfrag .= <<"RNDSEED";
1.290 sakharuk 2518: <message><tr><td align='right'>Use random seed: </td><td></message>
1.230 albertel 2519: <string variable="curseed" size="15" maxlength="15">
2520: <defaultvalue>
2521: return $helper->{VARS}->{'curseed'};
2522: </defaultvalue>
1.262 sakharuk 2523: </string>
1.264 sakharuk 2524: <message></td></tr><tr><td align="right">Use style file:</td><td></message>
1.415 albertel 2525: <message><input type="text" size="40" name="style_file_value" value="$stylevalue" /> <a href="javascript:openbrowser('helpform','style_file_value','sty')">Select style file</a> </td><tr><td></message>
1.371 foxr 2526: <choices allowempty="1" multichoice="true" variable="showallfoils">
2527: <choice computer="1">Show all foils?</choice>
2528: </choices>
1.378 albertel 2529: <message></td></tr></message>
1.230 albertel 2530: RNDSEED
2531: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.373 albertel 2532: $helper->{'VARS'}->{'style_file'}=$env{'form.style_file_value'};
1.371 foxr 2533:
1.372 foxr 2534: }
1.223 bowersj2 2535: }
1.264 sakharuk 2536:
2537:
2538:
1.218 sakharuk 2539:
1.223 bowersj2 2540: if ($startedTable) {
2541: addMessage("</table>");
1.215 sakharuk 2542: }
1.161 bowersj2 2543:
1.131 bowersj2 2544: Apache::lonprintout::page_format_state->new("FORMAT");
2545:
1.144 bowersj2 2546: # Generate the PAGESIZE state which will offer the user the margin
2547: # choices if they select one column
2548: Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
2549: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
2550:
2551:
1.131 bowersj2 2552: $helper->process();
2553:
1.416 foxr 2554:
1.131 bowersj2 2555: # MANUAL BAILOUT CONDITION:
2556: # If we're in the "final" state, bailout and return to handler
2557: if ($helper->{STATE} eq 'FINAL') {
2558: return $helper;
2559: }
1.130 sakharuk 2560:
1.131 bowersj2 2561: $r->print($helper->display());
1.395 www 2562: if ($helper->{STATE} eq 'START') {
2563: &recently_generated($r);
2564: }
1.333 albertel 2565: &Apache::lonhelper::unregisterHelperTags();
1.115 bowersj2 2566:
2567: return OK;
2568: }
2569:
1.1 www 2570:
2571: 1;
1.119 bowersj2 2572:
2573: package Apache::lonprintout::page_format_state;
2574:
2575: =pod
2576:
1.131 bowersj2 2577: =head1 Helper element: page_format_state
2578:
2579: See lonhelper.pm documentation for discussion of the helper framework.
1.119 bowersj2 2580:
1.131 bowersj2 2581: Apache::lonprintout::page_format_state is an element that gives the
2582: user an opportunity to select the page layout they wish to print
2583: with: Number of columns, portrait/landscape, and paper size. If you
2584: want to change the paper size choices, change the @paperSize array
2585: contents in this package.
1.119 bowersj2 2586:
1.131 bowersj2 2587: page_format_state is always directly invoked in lonprintout.pm, so there
2588: is no tag interface. You actually pass parameters to the constructor.
1.119 bowersj2 2589:
2590: =over 4
2591:
1.131 bowersj2 2592: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1.119 bowersj2 2593:
2594: =back
2595:
2596: =cut
2597:
1.131 bowersj2 2598: use Apache::lonhelper;
1.119 bowersj2 2599:
2600: no strict;
1.131 bowersj2 2601: @ISA = ("Apache::lonhelper::element");
1.119 bowersj2 2602: use strict;
1.266 sakharuk 2603: use Apache::lonlocal;
1.373 albertel 2604: use Apache::lonnet;
1.119 bowersj2 2605:
2606: my $maxColumns = 2;
1.376 albertel 2607: # it'd be nice if these all worked
2608: #my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
2609: # "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
2610: # "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]",
2611: # "a5 [148x210 mm]", "a6 [105x148 mm]" );
1.326 sakharuk 2612: my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
1.376 albertel 2613: "a4 [210x297 mm]");
1.119 bowersj2 2614:
2615: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
2616: # Paper type
2617:
2618: sub new {
1.131 bowersj2 2619: my $self = Apache::lonhelper::element->new();
1.119 bowersj2 2620:
1.135 bowersj2 2621: shift;
2622:
1.131 bowersj2 2623: $self->{'variable'} = shift;
1.134 bowersj2 2624: my $helper = Apache::lonhelper::getHelper();
1.135 bowersj2 2625: $helper->declareVar($self->{'variable'});
1.131 bowersj2 2626: bless($self);
1.119 bowersj2 2627: return $self;
2628: }
2629:
2630: sub render {
2631: my $self = shift;
1.131 bowersj2 2632: my $helper = Apache::lonhelper::getHelper();
1.119 bowersj2 2633: my $result = '';
1.131 bowersj2 2634: my $var = $self->{'variable'};
1.266 sakharuk 2635: my $PageLayout=&mt('Page layout');
2636: my $NumberOfColumns=&mt('Number of columns');
2637: my $PaperType=&mt('Paper type');
1.119 bowersj2 2638: $result .= <<STATEHTML;
2639:
1.223 bowersj2 2640: <hr width="33%" />
1.119 bowersj2 2641: <table cellpadding="3">
2642: <tr>
1.266 sakharuk 2643: <td align="center"><b>$PageLayout</b></td>
2644: <td align="center"><b>$NumberOfColumns</b></td>
2645: <td align="center"><b>$PaperType</b></td>
1.119 bowersj2 2646: </tr>
2647: <tr>
2648: <td>
1.376 albertel 2649: <label><input type="radio" name="${var}.layout" value="L" /> Landscape </label><br />
2650: <label><input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait </label>
1.119 bowersj2 2651: </td>
1.155 sakharuk 2652: <td align="center">
1.119 bowersj2 2653: <select name="${var}.cols">
2654: STATEHTML
2655:
2656: my $i;
2657: for ($i = 1; $i <= $maxColumns; $i++) {
1.144 bowersj2 2658: if ($i == 2) {
1.119 bowersj2 2659: $result .= "<option value='$i' selected>$i</option>\n";
2660: } else {
2661: $result .= "<option value='$i'>$i</option>\n";
2662: }
2663: }
2664:
2665: $result .= "</select></td><td>\n";
2666: $result .= "<select name='${var}.paper'>\n";
2667:
1.373 albertel 2668: my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
1.398 albertel 2669: my $DefaultPaperSize=lc($parmhash{'default_paper_size'});
2670: $DefaultPaperSize=~s/\s//g;
1.304 sakharuk 2671: if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
1.119 bowersj2 2672: $i = 0;
2673: foreach (@paperSize) {
1.326 sakharuk 2674: $_=~/(\w+)/;
2675: my $papersize=$1;
1.304 sakharuk 2676: if ($paperSize[$i]=~/$DefaultPaperSize/) {
1.326 sakharuk 2677: $result .= "<option selected value='$papersize'>" . $paperSize[$i] . "</option>\n";
1.119 bowersj2 2678: } else {
1.326 sakharuk 2679: $result .= "<option value='$papersize'>" . $paperSize[$i] . "</option>\n";
1.119 bowersj2 2680: }
2681: $i++;
2682: }
2683: $result .= "</select></td></tr></table>";
2684: return $result;
1.135 bowersj2 2685: }
2686:
2687: sub postprocess {
2688: my $self = shift;
2689:
2690: my $var = $self->{'variable'};
1.136 bowersj2 2691: my $helper = Apache::lonhelper->getHelper();
1.135 bowersj2 2692: $helper->{VARS}->{$var} =
1.373 albertel 2693: $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' .
2694: $env{"form.$var.paper"};
1.135 bowersj2 2695: return 1;
1.119 bowersj2 2696: }
2697:
2698: 1;
1.144 bowersj2 2699:
2700: package Apache::lonprintout::page_size_state;
2701:
2702: =pod
2703:
2704: =head1 Helper element: page_size_state
2705:
2706: See lonhelper.pm documentation for discussion of the helper framework.
2707:
2708: Apache::lonprintout::page_size_state is an element that gives the
2709: user the opportunity to further refine the page settings if they
2710: select a single-column page.
2711:
2712: page_size_state is always directly invoked in lonprintout.pm, so there
2713: is no tag interface. You actually pass parameters to the constructor.
2714:
2715: =over 4
2716:
2717: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
2718:
2719: =back
2720:
2721: =cut
2722:
2723: use Apache::lonhelper;
1.373 albertel 2724: use Apache::lonnet;
1.144 bowersj2 2725: no strict;
2726: @ISA = ("Apache::lonhelper::element");
2727: use strict;
2728:
2729:
2730:
2731: sub new {
2732: my $self = Apache::lonhelper::element->new();
2733:
2734: shift; # disturbs me (probably prevents subclassing) but works (drops
2735: # package descriptor)... - Jeremy
2736:
2737: $self->{'variable'} = shift;
2738: my $helper = Apache::lonhelper::getHelper();
2739: $helper->declareVar($self->{'variable'});
2740:
2741: # The variable name of the format element, so we can look into
2742: # $helper->{VARS} to figure out whether the columns are one or two
2743: $self->{'formatvar'} = shift;
2744:
2745: # The state to transition to after selection, or after discovering
2746: # the cols are not set to 1
2747: $self->{NEXTSTATE} = shift;
2748: bless($self);
2749: return $self;
2750: }
2751:
2752: sub render {
2753: my $self = shift;
2754: my $helper = Apache::lonhelper::getHelper();
2755: my $result = '';
2756: my $var = $self->{'variable'};
2757:
2758: if (defined $self->{ERROR_MSG}) {
2759: $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
2760: }
2761:
2762: $result .= <<ELEMENTHTML;
2763:
2764: <p>How should the column be formatted?</p>
2765:
2766: <table cellpadding='3'>
2767: <tr>
2768: <td align='right'><b>Width</b>:</td>
2769: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
2770: <td align='left'>
2771: <select name='$var.widthunit'>
2772: <option>cm</option><option>in</option>
2773: </select>
2774: </td>
2775: </tr>
2776: <tr>
2777: <td align='right'><b>Height</b>:</td>
2778: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
2779: <td align='left'>
2780: <select name='$var.heightunit'>
2781: <option>cm</option><option>in</option>
2782: </select>
2783: </td>
2784: </tr>
2785: <tr>
2786: <td align='right'><b>Left margin</b>:</td>
2787: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
2788: <td align='left'>
1.186 bowersj2 2789: <select name='$var.lmarginunit'>
1.144 bowersj2 2790: <option>cm</option><option>in</option>
2791: </select>
2792: </td>
2793: </tr>
2794: </table>
2795:
2796: <p>Hint: Some instructors like to leave scratch space for the student by
1.280 albertel 2797: making the width much smaller than the width of the page.</p>
1.144 bowersj2 2798:
2799: ELEMENTHTML
2800:
2801: return $result;
2802: }
2803:
2804: # If the user didn't select 1 column, skip this state.
2805: sub preprocess {
2806: my $self = shift;
2807: my $helper = Apache::lonhelper::getHelper();
2808:
2809: my $format = $helper->{VARS}->{$self->{'formatvar'}};
2810: if (substr($format, 2, 1) ne '1') {
2811: $helper->changeState($self->{NEXTSTATE});
2812: }
2813:
2814: return 1;
2815: }
2816:
2817: sub postprocess {
2818: my $self = shift;
2819:
2820: my $var = $self->{'variable'};
2821: my $helper = Apache::lonhelper->getHelper();
1.373 albertel 2822: my $width = $helper->{VARS}->{$var .'.width'} = $env{"form.${var}.width"};
2823: my $height = $helper->{VARS}->{$var .'.height'} = $env{"form.${var}.height"};
2824: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $env{"form.${var}.lmargin"};
2825: $helper->{VARS}->{$var .'.widthunit'} = $env{"form.${var}.widthunit"};
2826: $helper->{VARS}->{$var .'.heightunit'} = $env{"form.${var}.heightunit"};
2827: $helper->{VARS}->{$var .'.lmarginunit'} = $env{"form.${var}.lmarginunit"};
1.144 bowersj2 2828:
2829: my $error = '';
2830:
2831: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
2832: # by an optional period, followed by digits, ending the string
2833:
2834: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2835: $error .= "Invalid width; please type only a number.<br />\n";
2836: }
2837: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2838: $error .= "Invalid height; please type only a number.<br />\n";
2839: }
2840: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2841: $error .= "Invalid left margin; please type only a number.<br />\n";
2842: }
2843:
2844: if (!$error) {
2845: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
2846: return 1;
2847: } else {
2848: $self->{ERROR_MSG} = $error;
2849: return 0;
2850: }
2851: }
2852:
2853:
1.119 bowersj2 2854:
1.1 www 2855: __END__
1.6 sakharuk 2856:
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