1: # The LearningOnline Network
2: # Printout
3: #
4: # $Id: lonprintout.pm,v 1.375 2005/05/02 11:23:22 foxr Exp $
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: #
28: #
29: package Apache::lonprintout;
30:
31: use strict;
32: use Apache::Constants qw(:common :http);
33: use Apache::lonxml;
34: use Apache::lonnet;
35: use Apache::loncommon;
36: use Apache::inputtags;
37: use Apache::grades;
38: use Apache::edit;
39: use Apache::File();
40: use Apache::lonnavmaps;
41: use Apache::lonratedt;
42: use POSIX qw(strftime);
43: use Apache::lonlocal;
44:
45: my $resources_printed = '';
46:
47: # Compare two students by name. The students are in the form
48: # returned by the helper:
49: # user:domain:section:last, first:status
50: # This is a helper function for the perl sort built-in therefore:
51: # Implicit Inputs:
52: # $a - The first element to compare (global)
53: # $b - The second element to compare (global)
54: # Returns:
55: # -1 - $a < $b
56: # 0 - $a == $b
57: # +1 - $a > $b
58: # Note that the initial comparison is done on the last names with the
59: # first names only used to break the tie.
60: #
61: #
62: sub compare_names {
63: # First split the names up into the primary fields.
64:
65: my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a);
66: my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b);
67:
68: # Now split the last name and first name of each n:
69: #
70:
71: my ($l1,$f1) = split(/,/, $n1);
72: my ($l2,$f2) = split(/,/, $n2);
73:
74: # We don't bother to remove the leading/trailing whitespace from the
75: # firstname, unless the last names compare identical.
76:
77: if($l1 lt $l2) {
78: return -1;
79: }
80: if($l1 gt $l2) {
81: return 1;
82: }
83:
84: # Break the tie on the first name, but there are leading (possibly trailing
85: # whitespaces to get rid of first
86: #
87: $f1 =~ s/^\s+//; # Remove leading...
88: $f1 =~ s/\s+$//; # Trailing spaces from first 1...
89:
90: $f2 =~ s/^\s+//;
91: $f2 =~ s/\s+$//; # And the same for first 2...
92:
93: if($f1 lt $f2) {
94: return -1;
95: }
96: if($f1 gt $f2) {
97: return 1;
98: }
99:
100: # Must be the same name.
101:
102: return 0;
103: }
104:
105: sub latex_header_footer_remove {
106: my $text = shift;
107: $text =~ s/\\end{document}//;
108: $text =~ s/\\documentclass([^&]*)\\begin{document}//;
109: return $text;
110: }
111:
112:
113: sub character_chart {
114: my $result = shift;
115: $result =~ s/&\#0?0?(7|9);//g;
116: $result =~ s/&\#0?(10|13);//g;
117: $result =~ s/&\#0?32;/ /g;
118: $result =~ s/&\#0?33;/!/g;
119: $result =~ s/&(\#0?34|quot);/\"/g;
120: $result =~ s/&\#0?35;/\\\#/g;
121: $result =~ s/&\#0?36;/\\\$/g;
122: $result =~ s/&\#0?37;/\\%/g;
123: $result =~ s/&(\#0?38|amp);/\\&/g;
124: $result =~ s/&\#(0?39|146);/\'/g;
125: $result =~ s/&\#0?40;/(/g;
126: $result =~ s/&\#0?41;/)/g;
127: $result =~ s/&\#0?42;/\*/g;
128: $result =~ s/&\#0?43;/\+/g;
129: $result =~ s/&\#(0?44|130);/,/g;
130: $result =~ s/&\#0?45;/-/g;
131: $result =~ s/&\#0?46;/\./g;
132: $result =~ s/&\#0?47;/\//g;
133: $result =~ s/&\#0?48;/0/g;
134: $result =~ s/&\#0?49;/1/g;
135: $result =~ s/&\#0?50;/2/g;
136: $result =~ s/&\#0?51;/3/g;
137: $result =~ s/&\#0?52;/4/g;
138: $result =~ s/&\#0?53;/5/g;
139: $result =~ s/&\#0?54;/6/g;
140: $result =~ s/&\#0?55;/7/g;
141: $result =~ s/&\#0?56;/8/g;
142: $result =~ s/&\#0?57;/9/g;
143: $result =~ s/&\#0?58;/:/g;
144: $result =~ s/&\#0?59;/;/g;
145: $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
146: $result =~ s/&\#0?61;/\\ensuremath\{=\}/g;
147: $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g;
148: $result =~ s/&\#0?63;/\?/g;
149: $result =~ s/&\#0?65;/A/g;
150: $result =~ s/&\#0?66;/B/g;
151: $result =~ s/&\#0?67;/C/g;
152: $result =~ s/&\#0?68;/D/g;
153: $result =~ s/&\#0?69;/E/g;
154: $result =~ s/&\#0?70;/F/g;
155: $result =~ s/&\#0?71;/G/g;
156: $result =~ s/&\#0?72;/H/g;
157: $result =~ s/&\#0?73;/I/g;
158: $result =~ s/&\#0?74;/J/g;
159: $result =~ s/&\#0?75;/K/g;
160: $result =~ s/&\#0?76;/L/g;
161: $result =~ s/&\#0?77;/M/g;
162: $result =~ s/&\#0?78;/N/g;
163: $result =~ s/&\#0?79;/O/g;
164: $result =~ s/&\#0?80;/P/g;
165: $result =~ s/&\#0?81;/Q/g;
166: $result =~ s/&\#0?82;/R/g;
167: $result =~ s/&\#0?83;/S/g;
168: $result =~ s/&\#0?84;/T/g;
169: $result =~ s/&\#0?85;/U/g;
170: $result =~ s/&\#0?86;/V/g;
171: $result =~ s/&\#0?87;/W/g;
172: $result =~ s/&\#0?88;/X/g;
173: $result =~ s/&\#0?89;/Y/g;
174: $result =~ s/&\#0?90;/Z/g;
175: $result =~ s/&\#0?91;/[/g;
176: $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g;
177: $result =~ s/&\#0?93;/]/g;
178: $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g;
179: $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
180: $result =~ s/&\#(0?96|145);/\`/g;
181: $result =~ s/&\#0?97;/a/g;
182: $result =~ s/&\#0?98;/b/g;
183: $result =~ s/&\#0?99;/c/g;
184: $result =~ s/&\#100;/d/g;
185: $result =~ s/&\#101;/e/g;
186: $result =~ s/&\#102;/f/g;
187: $result =~ s/&\#103;/g/g;
188: $result =~ s/&\#104;/h/g;
189: $result =~ s/&\#105;/i/g;
190: $result =~ s/&\#106;/j/g;
191: $result =~ s/&\#107;/k/g;
192: $result =~ s/&\#108;/l/g;
193: $result =~ s/&\#109;/m/g;
194: $result =~ s/&\#110;/n/g;
195: $result =~ s/&\#111;/o/g;
196: $result =~ s/&\#112;/p/g;
197: $result =~ s/&\#113;/q/g;
198: $result =~ s/&\#114;/r/g;
199: $result =~ s/&\#115;/s/g;
200: $result =~ s/&\#116;/t/g;
201: $result =~ s/&\#117;/u/g;
202: $result =~ s/&\#118;/v/g;
203: $result =~ s/&\#119;/w/g;
204: $result =~ s/&\#120;/x/g;
205: $result =~ s/&\#121;/y/g;
206: $result =~ s/&\#122;/z/g;
207: $result =~ s/&\#123;/\\{/g;
208: $result =~ s/&\#124;/\|/g;
209: $result =~ s/&\#125;/\\}/g;
210: $result =~ s/&\#126;/\~/g;
211: $result =~ s/&\#131;/\\textflorin /g;
212: $result =~ s/&\#132;/\"/g;
213: $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g;
214: $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g;
215: $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g;
216: $result =~ s/&\#137;/\\textperthousand /g;
217: $result =~ s/&\#140;/{\\OE}/g;
218: $result =~ s/&\#147;/\`\`/g;
219: $result =~ s/&\#148;/\'\'/g;
220: $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
221: $result =~ s/&\#150;/--/g;
222: $result =~ s/&\#151;/---/g;
223: $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
224: $result =~ s/&\#153;/\\texttrademark /g;
225: $result =~ s/&\#156;/\\oe/g;
226: $result =~ s/&\#159;/\\\"Y/g;
227: $result =~ s/&(\#160|nbsp);/~/g;
228: $result =~ s/&(\#161|iexcl);/!\`/g;
229: $result =~ s/&(\#162|cent);/\\textcent /g;
230: $result =~ s/&(\#163|pound);/\\pounds /g;
231: $result =~ s/&(\#164|curren);/\\textcurrency /g;
232: $result =~ s/&(\#165|yen);/\\textyen /g;
233: $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
234: $result =~ s/&(\#167|sect);/\\textsection /g;
235: $result =~ s/&(\#168|uml);/\\texthighdieresis /g;
236: $result =~ s/&(\#169|copy);/\\copyright /g;
237: $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
238: $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
239: $result =~ s/&(\#173|shy);/ - /g;
240: $result =~ s/&(\#174|reg);/\\textregistered /g;
241: $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g;
242: $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g;
243: $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
244: $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
245: $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
246: $result =~ s/&(\#180|acute);/\\textacute /g;
247: $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
248: $result =~ s/&(\#182|para);/\\P/g;
249: $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
250: $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
251: $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g;
252: $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
253: $result =~ s/&(\#188|frac14);/\\textonequarter /g;
254: $result =~ s/&(\#189|frac12);/\\textonehalf /g;
255: $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
256: $result =~ s/&(\#191|iquest);/?\`/g;
257: $result =~ s/&(\#192|Agrave);/\\\`{A}/g;
258: $result =~ s/&(\#193|Aacute);/\\\'{A}/g;
259: $result =~ s/&(\#194|Acirc);/\\^{A}/g;
260: $result =~ s/&(\#195|Atilde);/\\~{A}/g;
261: $result =~ s/&(\#196|Auml);/\\\"{A}/g;
262: $result =~ s/&(\#197|Aring);/{\\AA}/g;
263: $result =~ s/&(\#198|AElig);/{\\AE}/g;
264: $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
265: $result =~ s/&(\#200|Egrave);/\\\`{E}/g;
266: $result =~ s/&(\#201|Eacute);/\\\'{E}/g;
267: $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
268: $result =~ s/&(\#203|Euml);/\\\"{E}/g;
269: $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
270: $result =~ s/&(\#205|Iacute);/\\\'{I}/g;
271: $result =~ s/&(\#206|Icirc);/\\^{I}/g;
272: $result =~ s/&(\#207|Iuml);/\\\"{I}/g;
273: $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
274: $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
275: $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
276: $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
277: $result =~ s/&(\#213|Otilde);/\\~{O}/g;
278: $result =~ s/&(\#214|Ouml);/\\\"{O}/g;
279: $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
280: $result =~ s/&(\#216|Oslash);/{\\O}/g;
281: $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;
282: $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
283: $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
284: $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
285: $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
286: $result =~ s/&(\#223|szlig);/{\\ss}/g;
287: $result =~ s/&(\#224|agrave);/\\\`{a}/g;
288: $result =~ s/&(\#225|aacute);/\\\'{a}/g;
289: $result =~ s/&(\#226|acirc);/\\^{a}/g;
290: $result =~ s/&(\#227|atilde);/\\~{a}/g;
291: $result =~ s/&(\#228|auml);/\\\"{a}/g;
292: $result =~ s/&(\#229|aring);/{\\aa}/g;
293: $result =~ s/&(\#230|aelig);/{\\ae}/g;
294: $result =~ s/&(\#231|ccedil);/\\c{c}/g;
295: $result =~ s/&(\#232|egrave);/\\\`{e}/g;
296: $result =~ s/&(\#233|eacute);/\\\'{e}/g;
297: $result =~ s/&(\#234|ecirc);/\\^{e}/g;
298: $result =~ s/&(\#235|euml);/\\\"{e}/g;
299: $result =~ s/&(\#236|igrave);/\\\`{i}/g;
300: $result =~ s/&(\#237|iacute);/\\\'{i}/g;
301: $result =~ s/&(\#238|icirc);/\\^{i}/g;
302: $result =~ s/&(\#239|iuml);/\\\"{i}/g;
303: $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g;
304: $result =~ s/&(\#241|ntilde);/\\~{n}/g;
305: $result =~ s/&(\#242|ograve);/\\\`{o}/g;
306: $result =~ s/&(\#243|oacute);/\\\'{o}/g;
307: $result =~ s/&(\#244|ocirc);/\\^{o}/g;
308: $result =~ s/&(\#245|otilde);/\\~{o}/g;
309: $result =~ s/&(\#246|ouml);/\\\"{o}/g;
310: $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
311: $result =~ s/&(\#248|oslash);/{\\o}/g;
312: $result =~ s/&(\#249|ugrave);/\\\`{u}/g;
313: $result =~ s/&(\#250|uacute);/\\\'{u}/g;
314: $result =~ s/&(\#251|ucirc);/\\^{u}/g;
315: $result =~ s/&(\#252|uuml);/\\\"{u}/g;
316: $result =~ s/&(\#253|yacute);/\\\'{y}/g;
317: $result =~ s/&(\#255|yuml);/\\\"{y}/g;
318: $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
319: #Greek Alphabet
320: $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
321: $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
322: $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
323: $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g;
324: $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g;
325: $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g;
326: $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g;
327: $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g;
328: $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g;
329: $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g;
330: $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g;
331: $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g;
332: $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g;
333: $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g;
334: $result =~ s/&(omicron|\#959);/o/g;
335: $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g;
336: $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g;
337: $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g;
338: $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g;
339: $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g;
340: $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g;
341: $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g;
342: $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g;
343: $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g;
344: $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g;
345: $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g;
346: $result =~ s/&(Alpha|\#913);/A/g;
347: $result =~ s/&(Beta|\#914);/B/g;
348: $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g;
349: $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g;
350: $result =~ s/&(Epsilon|\#917);/E/g;
351: $result =~ s/&(Zeta|\#918);/Z/g;
352: $result =~ s/&(Eta|\#919);/H/g;
353: $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g;
354: $result =~ s/&(Iota|\#921);/I/g;
355: $result =~ s/&(Kappa|\#922);/K/g;
356: $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g;
357: $result =~ s/&(Mu|\#924);/M/g;
358: $result =~ s/&(Nu|\#925);/N/g;
359: $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g;
360: $result =~ s/&(Omicron|\#927);/O/g;
361: $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g;
362: $result =~ s/&(Rho|\#929);/P/g;
363: $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g;
364: $result =~ s/&(Tau|\#932);/T/g;
365: $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g;
366: $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g;
367: $result =~ s/&(Chi|\#935);/X/g;
368: $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
369: $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
370: #Arrows (extended HTML 4.01)
371: $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
372: $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
373: $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
374: $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g;
375: $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g;
376: $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g;
377: $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g;
378: $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
379: $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
380: $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
381: #Mathematical Operators (extended HTML 4.01)
382: $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
383: $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
384: $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
385: $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g;
386: $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g;
387: $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g;
388: $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g;
389: $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g;
390: $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g;
391: $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g;
392: $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g;
393: $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g;
394: $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g;
395: $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g;
396: $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g;
397: $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g;
398: $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g;
399: $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g;
400: $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g;
401: $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g;
402: $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g;
403: $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g;
404: $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g;
405: $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g;
406: $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g;
407: $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g;
408: $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g;
409: $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g;
410: $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g;
411: $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g;
412: $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g;
413: $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g;
414: $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g;
415: $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g;
416: $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
417: $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
418: $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
419: #Geometric Shapes (extended HTML 4.01)
420: $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
421: #Miscellaneous Symbols (extended HTML 4.01)
422: $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
423: $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
424: $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
425: $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g;
426: return $result;
427: }
428:
429:
430: #width, height, oddsidemargin, evensidemargin, topmargin
431: my %page_formats=
432: ('letter' => {
433: 'book' => {
434: '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm'],
435: '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm']
436: },
437: 'album' => {
438: '1' => [ '8.8 in', '6.8 in','-40 pt in', '-60 pt','1 cm'],
439: '2' => [ '4.4 in', '6.8 in','-0.5 in', '-1.5 in','3.5 in']
440: },
441: },
442: 'legal' => {
443: 'book' => {
444: '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'],
445: '2' => ['3.16 in','13 in','-0.57 in','-0.57 in','-0.5 in']
446: },
447: 'album' => {
448: '1' => [],
449: '2' => []
450: },
451: },
452: 'tabloid' => {
453: 'book' => {
454: '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'],
455: '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in']
456: },
457: 'album' => {
458: '1' => [],
459: '2' => []
460: },
461: },
462: 'executive' => {
463: 'book' => {
464: '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'],
465: '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in']
466: },
467: 'album' => {
468: '1' => [],
469: '2' => []
470: },
471: },
472: 'a2' => {
473: 'book' => {
474: '1' => [],
475: '2' => []
476: },
477: 'album' => {
478: '1' => [],
479: '2' => []
480: },
481: },
482: 'a3' => {
483: 'book' => {
484: '1' => [],
485: '2' => []
486: },
487: 'album' => {
488: '1' => [],
489: '2' => []
490: },
491: },
492: 'a4' => {
493: 'book' => {
494: '1' => ['176 mm','272 mm','-40 pt in','-60 pt','-0.5 in'],
495: '2' => [ '91 mm','272 mm','-40 pt in','-60 pt','-0.5 in']
496: },
497: 'album' => {
498: '1' => ['8.5 in','7.7 in','-40 pt in','-60 pt','0 in'],
499: '2' => ['3.9 in','7.7 in','-40 pt in','-60 pt','0 in']
500: },
501: },
502: 'a5' => {
503: 'book' => {
504: '1' => [],
505: '2' => []
506: },
507: 'album' => {
508: '1' => [],
509: '2' => []
510: },
511: },
512: 'a6' => {
513: 'book' => {
514: '1' => [],
515: '2' => []
516: },
517: 'album' => {
518: '1' => [],
519: '2' => []
520: },
521: },
522: );
523:
524: sub page_format {
525: #
526: #Supported paper format: "Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",
527: # "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
528: # "A2 [420x594 mm]", "A3 [297x420 mm]",
529: # "A4 [210x297 mm]", "A5 [148x210 mm]",
530: # "A6 [105x148 mm]"
531: #
532: my ($papersize,$layout,$numberofcolumns) = @_;
533: return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}};
534: }
535:
536:
537: sub get_name {
538: my ($uname,$udom)=@_;
539: if (!defined($uname)) { $uname=$env{'user.name'}; }
540: if (!defined($udom)) { $udom=$env{'user.domain'}; }
541: my $plainname=&Apache::loncommon::plainname($uname,$udom);
542: if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
543: $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
544: return $plainname;
545: }
546:
547: sub get_course {
548: my $courseidinfo;
549: if (defined($env{'request.course.id'})) {
550: $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header');
551: }
552: return $courseidinfo;
553: }
554:
555: sub page_format_transformation {
556: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_;
557: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
558: if ($selectionmade eq '4') {
559: $assignment='Problems from the Whole Course';
560: } else {
561: $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
562: }
563: ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
564: my $name = &get_name();
565: my $courseidinfo = &get_course();
566: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
567: my $topmargintoinsert = '';
568: if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
569: my $fancypagestatement='';
570: if ($numberofcolumns eq '2') {
571: $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";
572: } else {
573: $fancypagestatement="\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";
574: }
575: if ($layout eq 'album') {
576: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$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}$fancypagestatement\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /;
577: } elsif ($layout eq 'book') {
578: if ($choice ne 'All class print') {
579: $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/;
580: } else {
581: $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1} \\vskip 5 mm\n /;
582: }
583: if ($papersize eq 'a4') {
584: $text =~ s/(\\begin{document})/$1\\special{papersize=210mm,297mm}/;
585: }
586: }
587: if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
588: if ($indexlist eq 'yes') {
589: $text=~s/(\\begin{document})/\\makeindex $1/;
590: $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;
591: }
592: return $text;
593: }
594:
595:
596: sub page_cleanup {
597: my $result = shift;
598:
599: $result =~ m/\\end{document}(\d*)$/;
600: my $number_of_columns = $1;
601: my $insert = '{';
602: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
603: $insert .= '}';
604: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
605: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
606: return $result,$number_of_columns;
607: }
608:
609:
610: sub details_for_menu {
611: my ($helper)=@_;
612: my $postdata=$env{'form.postdata'};
613: if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }
614: my $name_of_resource = &Apache::lonnet::gettitle($postdata);
615: my $symbolic = &Apache::lonnet::symbread($postdata);
616: my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
617: $map=&Apache::lonnet::clutter($map);
618: my $name_of_sequence = &Apache::lonnet::gettitle($map);
619: if ($name_of_sequence =~ /^\s*$/) {
620: $map =~ m|([^/]+)$|;
621: $name_of_sequence = $1;
622: }
623: my $name_of_map = &Apache::lonnet::gettitle($env{'request.course.uri'});
624: if ($name_of_map =~ /^\s*$/) {
625: $env{'request.course.uri'} =~ m|([^/]+)$|;
626: $name_of_map = $1;
627: }
628: return ($name_of_resource,$name_of_sequence,$name_of_map);
629: }
630:
631:
632: sub latex_corrections {
633:
634: my ($number_of_columns,$result,$selectionmade) = @_;
635:
636: # $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
637: $result =~ s/\$number_of_columns/$number_of_columns/g;
638: if ($selectionmade ne '1') {
639: $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/;
640: } else {
641: $result =~ s/(\\end{document})/\\strut\\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/;
642: }
643: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
644: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
645: #-- LaTeX corrections
646: my $first_comment = index($result,'<!--',0);
647: while ($first_comment != -1) {
648: my $end_comment = index($result,'-->',$first_comment);
649: substr($result,$first_comment,$end_comment-$first_comment+3) = '';
650: $first_comment = index($result,'<!--',$first_comment);
651: }
652: $result =~ s/^\s+$//gm; #remove empty lines
653: $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space
654: $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
655: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
656: $result =~ s/{\\par }\s*\\\\/\\\\/gm;
657: $result =~ s/\\\\\s+\[/ \[/g;
658: #conversion of html characters to LaTeX equivalents
659: if ($result =~ m/&(\w+|#\d+);/) {
660: $result = &character_chart($result);
661: }
662: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
663: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
664:
665: return $result;
666: }
667:
668:
669: sub index_table {
670: my $currentURL = shift;
671: my $insex_string='';
672: $currentURL=~s/\.([^\/+])$/\.$1\.meta/;
673: $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');
674: return $insex_string;
675: }
676:
677:
678: sub IndexCreation {
679: my ($texversion,$currentURL)=@_;
680: my @key_words=split(/,/,&index_table($currentURL));
681: my $chunk='';
682: my $st=index $texversion,'\addcontentsline{toc}{subsection}{';
683: if ($st>0) {
684: for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}
685: $chunk=substr($texversion,0,$st+1);
686: substr($texversion,0,$st+1)=' ';
687: }
688: foreach my $key_word (@key_words) {
689: if ($key_word=~/\S+/) {
690: $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;
691: }
692: }
693: if ($st>0) {substr($texversion,0,1)=$chunk;}
694: return $texversion;
695: }
696:
697: sub print_latex_header {
698: my $mode=shift;
699: my $output='\documentclass[letterpaper]{article}';
700: if (($mode eq 'batchmode') || (!$env{'request.role.adv'})) {
701: $output.='\batchmode';
702: }
703: $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'."\n".
704: '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'."\n".
705: '\usepackage[dvips]{graphicx}\usepackage{epsfig}'."\n".
706: '\usepackage{picins}\usepackage{calc}'."\n".
707: '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'."\n".
708: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'."\n".
709: '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'."\n".
710: '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'."\n".
711: '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
712: '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'."\n".
713: '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'."\n".
714: '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'."\n".
715: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'."\n".
716: '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'."\n".
717: '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'."\n".
718: '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
719: '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}'."\n";
720: return $output;
721: }
722:
723: sub path_to_problem {
724: my ($urlp,$colwidth)=@_;
725: my $newurlp = '';
726: $colwidth=~s/\s*mm\s*$//;
727: #characters average about 2 mm in width
728: if (length($urlp)*2 > $colwidth) {
729: my @elements = split '/',$urlp;
730: my $curlength=0;
731: foreach my $element (@elements) {
732: if ($curlength+(length($element)*2) > $colwidth) {
733: $newurlp .= '|\vskip -1 mm \noindent \verb|';
734: $curlength=0;
735: } else {
736: $curlength+=length($element)*2;
737: }
738: $newurlp.='/'.$element;
739: }
740: } else {
741: $newurlp=$urlp;
742: }
743: return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
744: }
745:
746: sub recalcto_mm {
747: my $textwidth=shift;
748: my $LaTeXwidth;
749: if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) {
750: $LaTeXwidth = $1*10;
751: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) {
752: $LaTeXwidth = $1;
753: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) {
754: $LaTeXwidth = $1*25.4;
755: }
756: $LaTeXwidth.=' mm';
757: return $LaTeXwidth;
758: }
759:
760: sub get_textwidth {
761: my ($helper,$LaTeXwidth)=@_;
762: my $textwidth=$LaTeXwidth;
763: if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
764: $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
765: $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
766: $helper->{'VARS'}->{'pagesize.widthunit'});
767: }
768: return $textwidth;
769: }
770:
771:
772: sub unsupported {
773: my ($currentURL,$mode)=@_;
774: if ($mode ne '') {$mode='\\'.$mode}
775: my $result.= &print_latex_header($mode);
776: if ($currentURL=~/\/ext\//) {
777: $result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' ';
778: } else {
779: $result.=$currentURL;
780: }
781: $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
782: return $result;
783: }
784:
785:
786: #
787: # Retrieve the hash of page breaks.
788: #
789: # Inputs:
790: # helper - reference to helper object.
791: # Outputs
792: # A reference to a page break hash.
793: #
794: #
795:
796: sub get_page_breaks {
797: my ($helper) = @_;
798: my %page_breaks;
799:
800: foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {
801: $page_breaks{$break} = 1;
802: }
803:
804: return %page_breaks;
805: }
806:
807: sub output_data {
808: my ($r,$helper,$rparmhash) = @_;
809: my %parmhash = %$rparmhash;
810: my $html=&Apache::lonxml::xmlbegin();
811: my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
812: $r->print(<<ENDPART);
813: $html
814: <head>
815: <script type="text/javascript" language="Javascript">
816: var editbrowser;
817: function openbrowser(formname,elementname,only,omit) {
818: var url = '/res/?';
819: if (editbrowser == null) {
820: url += 'launch=1&';
821: }
822: url += 'catalogmode=interactive&';
823: url += 'mode=parmset&';
824: url += 'form=' + formname + '&';
825: if (only != null) {
826: url += 'only=' + only + '&';
827: }
828: if (omit != null) {
829: url += 'omit=' + omit + '&';
830: }
831: url += 'element=' + elementname + '';
832: var title = 'Browser';
833: var options = 'scrollbars=1,resizable=1,menubar=0';
834: options += ',width=700,height=600';
835: editbrowser = open(url,title,options,'1');
836: editbrowser.focus();
837: }
838: </script>
839: <title>LON-CAPA output for printing</title>
840: </head>
841: $bodytag
842: Please stand by while processing your print request, this may take some time ...
843: ENDPART
844:
845:
846:
847: # fetch the pagebreaks and store them in the course environment
848: # The page breaks will be pulled into the hash %page_breaks which is
849: # indexed by symb and contains 1's for each break.
850:
851: $env{'form.pagebreaks'} = $helper->{'VARS'}->{'FINISHPAGE'};
852: $env{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'};
853: &Apache::loncommon::store_course_settings('print',
854: {'pagebreaks' => 'scalar',
855: 'lastprinttype' => 'scalar'});
856:
857: my %page_breaks = &get_page_breaks($helper);
858:
859: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
860: my ($result,$selectionmade) = ('','');
861: my $number_of_columns = 1; #used only for pages to determine the width of the cell
862: my @temporary_array=split /\|/,$format_from_helper;
863: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
864: if ($laystyle eq 'L') {
865: $laystyle='album';
866: } else {
867: $laystyle='book';
868: }
869: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
870: my $assignment = $env{'form.assignment'};
871: my $LaTeXwidth=&recalcto_mm($textwidth);
872: my @print_array=();
873: my @student_names=();
874:
875: # Common settings for the %form has:
876: # In some cases these settings get overriddent by specific cases, but the
877: # settings are common enough to make it worthwhile factoring them out
878: # here.
879: #
880: my %form;
881: $form{'grade_target'} = 'tex';
882: $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth);
883:
884: # If form.showallfoils is set, then request all foils be shown:
885: # privilege will be enforced both by not allowing the
886: # check box selecting this option to be presnt unless it's ok,
887: # and by lonresponse's priv. check.
888: # The if is here because lonresponse.pm only cares that
889: # showallfoils is defined, not what the value is.
890:
891: if ($helper->{'VARS'}->{'showallfoils'} eq "1") {
892: $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
893: }
894:
895: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
896: #-- single document - problem, page, html, xml, ...
897: my ($currentURL,$cleanURL);
898:
899: if ($helper->{'VARS'}->{'construction'} ne '1') {
900: #prints published resource
901: $currentURL=$helper->{'VARS'}->{'postdata'};
902: $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
903: } else {
904: #prints resource from the construction space
905: $currentURL='/'.$helper->{'VARS'}->{'filename'};
906: if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
907: $cleanURL=$currentURL;
908: }
909: $selectionmade = 1;
910: if ($cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
911: my $rndseed=time;
912: my $texversion='';
913: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
914: my %moreenv;
915: $moreenv{'request.filename'}=$cleanURL;
916: if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
917: $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};
918: my $dom = $env{'user.domain'};
919: my $user = $env{'user.name'};
920: my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);
921: }
922: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
923: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
924: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
925: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
926: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
927: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
928: if ($helper->{'VARS'}->{'curseed'}) {
929: $rndseed=$helper->{'VARS'}->{'curseed'};
930: }
931: $form{'rndseed'}=$rndseed;
932: &Apache::lonnet::appenv(%moreenv);
933: &Apache::lonnet::delenv('form.counter');
934: &Apache::lonxml::init_counter();
935: $resources_printed .= $currentURL.':';
936: $texversion.=&Apache::lonnet::ssi($currentURL,%form);
937: &Apache::lonnet::delenv('form.counter');
938: &Apache::lonnet::delenv('request.filename');
939: }
940: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
941: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
942: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
943: $form{'grade_target'}='answer';
944: $form{'answer_output_mode'}='tex';
945: $form{'rndseed'}=$rndseed;
946: $resources_printed .= $currentURL.':';
947: my $answer=&Apache::lonnet::ssi($currentURL,%form);
948: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
949: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
950: } else {
951: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
952: if ($helper->{'VARS'}->{'construction'} ne '1') {
953: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
954: $texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
955: } else {
956: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
957: my $URLpath=$cleanURL;
958: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
959: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
960: }
961: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
962: }
963: }
964: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
965: $texversion=&IndexCreation($texversion,$currentURL);
966: }
967: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
968: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
969:
970: }
971: $result .= $texversion;
972: if ($currentURL=~m/\.page\s*$/) {
973: ($result,$number_of_columns) = &page_cleanup($result);
974: }
975: } elsif ($currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {
976: #printing content of sequence from the construction space
977: my $flag_latex_header_remove = 'NO';
978: my $rndseed=time;
979: if ($helper->{'VARS'}->{'curseed'}) {
980: $rndseed=$helper->{'VARS'}->{'curseed'};
981: }
982: $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
983: my $errtext=&Apache::lonratedt::mapread($currentURL);
984: for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) {
985: $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/;
986: my $urlp=$2;
987: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
988: my $texversion='';
989: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
990: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
991: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
992: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
993: $form{'rndseed'}=$rndseed;
994: $resources_printed .=$urlp.':';
995: $texversion=&Apache::lonnet::ssi($urlp,%form);
996: }
997: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
998: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&
999: ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
1000: $form{'grade_target'}='answer';
1001: $form{'answer_output_mode'}='tex';
1002: $form{'rndseed'}=$rndseed;
1003: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1004: if ($urlp=~/\/res\//) {$env{'request.state'}='published';}
1005: $resources_printed .= $urlp.':';
1006: my $answer=&Apache::lonnet::ssi($urlp,%form);
1007: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1008: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1009: } else {
1010: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1011: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
1012: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
1013: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1014: }
1015: }
1016: if ($flag_latex_header_remove ne 'NO') {
1017: $texversion = &latex_header_footer_remove($texversion);
1018: } else {
1019: $texversion =~ s/\\end{document}//;
1020: }
1021: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1022: $texversion=&IndexCreation($texversion,$urlp);
1023: }
1024: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URpL'} eq 'yes') {
1025: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1026: }
1027: $result.=$texversion;
1028: $flag_latex_header_remove = 'YES';
1029: } elsif ($urlp=~/\.(sequence|page)$/) {
1030: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
1031: }
1032: }
1033: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
1034: $result .= '\end{document}';
1035: } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1036: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1037: if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
1038: $resources_printed .= $currentURL.':';
1039: my $texversion=&Apache::lonnet::ssi($currentURL,%form);
1040: $result .= $texversion;
1041: } else {
1042: $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'});
1043: }
1044: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
1045: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
1046: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or
1047: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') or # BUGBUG
1048: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) {
1049: #-- produce an output string
1050: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
1051: $selectionmade = 2;
1052: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
1053: $selectionmade = 3;
1054: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
1055: $selectionmade = 4;
1056: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') { #BUGBUG
1057: $selectionmade = 4;
1058: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {
1059: $selectionmade = 7;
1060: }
1061: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1062: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1063: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1064: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1065: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
1066: my $flag_latex_header_remove = 'NO';
1067: my $flag_page_in_sequence = 'NO';
1068: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1069: my $prevassignment='';
1070: &Apache::lonnet::delenv('form.counter');
1071: &Apache::lonxml::init_counter();
1072: for (my $i=0;$i<=$#master_seq;$i++) {
1073:
1074: # Note due to document structure, not allowed to put \newpage
1075: # prior to the first resource
1076:
1077: if (defined $page_breaks{$master_seq[$i]}) {
1078: if($i != 0) {
1079: $result.="\\newpage\n";
1080: }
1081: }
1082: my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
1083: $urlp=&Apache::lonnet::clutter($urlp);
1084: $form{'symb'}=$master_seq[$i];
1085: my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);
1086: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem
1087: if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
1088: if ($i==0) {$prevassignment=$assignment;}
1089: my $texversion='';
1090: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1091: $resources_printed .= $urlp.':';
1092: $texversion.=&Apache::lonnet::ssi($urlp,%form);
1093: if ($urlp=~/\.page$/) {
1094: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
1095: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
1096: $texversion =~ s/\\end{document}\d*/\\end{document}/;
1097: $flag_page_in_sequence = 'YES';
1098: }
1099: my $lonidsdir=$r->dir_config('lonIDsDir');
1100: my $envfile=$env{'user.environment'};
1101: $envfile=~/\/([^\/]+)\.id$/;
1102: $envfile=$1;
1103: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1104: my $current_counter=$env{'form.counter'};
1105: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1106: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1107: $form{'grade_target'}='answer';
1108: $form{'answer_output_mode'}='tex';
1109: $resources_printed .= $urlp.':';
1110: my $answer=&Apache::lonnet::ssi($urlp,%form);
1111: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1112: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1113: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1114: } else {
1115: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
1116: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1117: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm ';
1118: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1119: $texversion.='\vskip 1 mm '.$answer;
1120: } else {
1121: $texversion='';
1122: }
1123: }
1124: }
1125: if ($flag_latex_header_remove ne 'NO') {
1126: $texversion = &latex_header_footer_remove($texversion);
1127: } else {
1128: $texversion =~ s/\\end{document}//;
1129: }
1130: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1131: $texversion=&IndexCreation($texversion,$urlp);
1132: }
1133: if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
1134: my $name = &get_name();
1135: my $courseidinfo = &get_course();
1136: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1137: $prevassignment=$assignment;
1138: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';
1139: }
1140: $result .= $texversion;
1141: $flag_latex_header_remove = 'YES';
1142: } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1143: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1144: if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
1145: $resources_printed .= $urlp.':';
1146: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1147: if ($flag_latex_header_remove ne 'NO') {
1148: $texversion = &latex_header_footer_remove($texversion);
1149: } else {
1150: $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
1151: }
1152: $result .= $texversion;
1153: $flag_latex_header_remove = 'YES';
1154: } else {
1155: $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'});
1156: if ($flag_latex_header_remove ne 'NO') {
1157: $texversion = &latex_header_footer_remove($texversion);
1158: } else {
1159: $texversion =~ s/\\end{document}//;
1160: }
1161: $result .= $texversion;
1162: $flag_latex_header_remove = 'YES';
1163: }
1164: if (&Apache::loncommon::connection_aborted($r)) { last; }
1165: }
1166: &Apache::lonnet::delenv('form.counter');
1167: if ($flag_page_in_sequence eq 'YES') {
1168: $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
1169: }
1170: $result .= '\end{document}';
1171: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||
1172: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){
1173:
1174:
1175: #-- prints assignments for whole class or for selected students
1176: my $type;
1177: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
1178: $selectionmade=5;
1179: $type='problems';
1180: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {
1181: $selectionmade=8;
1182: $type='resources';
1183: }
1184: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
1185: # The normal sort order is by section then by students within the
1186: # section. If the helper var student_sort is 1, then the user has elected
1187: # to override this and output the students by name.
1188: # Each element of the students array is of the form:
1189: # username:domain:section:last, first:status
1190: #
1191: #
1192: if ($helper->{'VARS'}->{'student_sort'} eq 1) {
1193: @students = sort compare_names @students;
1194: }
1195: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
1196: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
1197: $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
1198: }
1199: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1200:
1201: #loop over students
1202: my $flag_latex_header_remove = 'NO';
1203: my %moreenv;
1204: $moreenv{'instructor_comments'}='hide';
1205: $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1206: $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1207: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1208: $moreenv{'suppress_tries'} = $parmhash{'suppress_tries'};
1209: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}
1210: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
1211: my $student_counter=-1;
1212: foreach my $person (@students) {
1213:
1214: my $duefile="/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
1215: if (-e $duefile) {
1216: my $temp_file = Apache::File->new('>>'.$duefile);
1217: print $temp_file "1969\n";
1218: }
1219: $student_counter++;
1220: my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
1221: my ($output,$fullname, $printed)=&print_resources($r,$helper,
1222: $person,$type,
1223: \%moreenv,\@master_seq,
1224: $flag_latex_header_remove,
1225: $LaTeXwidth);
1226: $resources_printed .= ":";
1227: $print_array[$i].=$output;
1228: $student_names[$i].=$person.':'.$fullname.'_END_';
1229: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
1230: $flag_latex_header_remove = 'YES';
1231: if (&Apache::loncommon::connection_aborted($r)) { last; }
1232: }
1233: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1234: $result .= $print_array[0].' \end{document}';
1235: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') ||
1236: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) {
1237: my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
1238: my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
1239: my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
1240: my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
1241: my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
1242: my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
1243: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1244: my $seed=time+($$<<16)+($$);
1245: my @allcodes;
1246: if ($old_name) {
1247: my %result=&Apache::lonnet::get('CODEs',[$old_name],$cdom,$cnum);
1248: @allcodes=split(',',$result{$old_name});
1249: $num_todo=scalar(@allcodes);
1250: } else {
1251: my %allcodes;
1252: srand($seed);
1253: for (my $i=0;$i<$num_todo;$i++) {
1254: $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,'6');
1255: }
1256: if ($code_name) {
1257: &Apache::lonnet::put('CODEs',
1258: {$code_name =>join(',',keys(%allcodes))},
1259: $cdom,$cnum);
1260: }
1261: @allcodes=keys(%allcodes);
1262: }
1263: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1264: my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});
1265: my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
1266: if ($number_per_page eq '0' || $number_per_page eq 'all') {
1267: $number_per_page=$num_todo;
1268: }
1269: my $flag_latex_header_remove = 'NO';
1270: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
1271: my $count=0;
1272: foreach my $code (sort(@allcodes)) {
1273: my $file_num=int($count/$number_per_page);
1274: $moreenv{'CODE'}=&num_to_letters($code);
1275: my ($output,$fullname, $printed)=
1276: &print_resources($r,$helper,'anonymous',$type,\%moreenv,
1277: \@master_seq,$flag_latex_header_remove,
1278: $LaTeXwidth);
1279: $resources_printed .= ":";
1280: $print_array[$file_num].=$output;
1281: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
1282: &mt('last assignment').' '.$fullname);
1283: $flag_latex_header_remove = 'YES';
1284: $count++;
1285: if (&Apache::loncommon::connection_aborted($r)) { last; }
1286: }
1287: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1288: $result .= $print_array[0].' \end{document}';
1289: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {
1290: #prints selected problems from the subdirectory
1291: $selectionmade = 6;
1292: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1293: @list_of_files=sort @list_of_files;
1294: my $flag_latex_header_remove = 'NO';
1295: my $rndseed=time;
1296: if ($helper->{'VARS'}->{'curseed'}) {
1297: $rndseed=$helper->{'VARS'}->{'curseed'};
1298: }
1299: for (my $i=0;$i<=$#list_of_files;$i++) {
1300: my $urlp = $list_of_files[$i];
1301: $urlp=~s|//|/|;
1302: if ($urlp=~/\//) {
1303: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1304: $form{'rndseed'}=$rndseed;
1305: if ($urlp =~ m|/home/([^/]+)/public_html|) {
1306: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
1307: } else {
1308: $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
1309: }
1310: $resources_printed .= $urlp.':';
1311: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1312: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1313: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1314: $form{'grade_target'}='answer';
1315: $form{'answer_output_mode'}='tex';
1316: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1317: $form{'rndseed'}=$rndseed;
1318: $resources_printed .= $urlp.':';
1319: my $answer=&Apache::lonnet::ssi($urlp,%form);
1320: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1321: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1322: } else {
1323: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1324: if ($helper->{'VARS'}->{'construction'} ne '1') {
1325: $texversion.='\vskip 0 mm \noindent ';
1326: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1327: } else {
1328: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1329: my $URLpath=$urlp;
1330: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
1331: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
1332: }
1333: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1334: }
1335: }
1336: #this chunck is responsible for printing the path to problem
1337: my $newurlp=$urlp;
1338: if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
1339: $newurlp=&path_to_problem($newurlp,$LaTeXwidth);
1340: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
1341: if ($flag_latex_header_remove ne 'NO') {
1342: $texversion = &latex_header_footer_remove($texversion);
1343: } else {
1344: $texversion =~ s/\\end{document}//;
1345: }
1346: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1347: $texversion=&IndexCreation($texversion,$urlp);
1348: }
1349: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
1350: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1351:
1352: }
1353: $result .= $texversion;
1354: }
1355: $flag_latex_header_remove = 'YES';
1356: }
1357: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1358: $result .= '\end{document}';
1359: }
1360: #-------------------------------------------------------- corrections for the different page formats
1361: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);
1362: $result = &latex_corrections($number_of_columns,$result,$selectionmade);
1363: for (my $i=1;$i<=$#print_array;$i++) {$print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i],$selectionmade);}
1364: #changes page's parameters for the one column output
1365: if ($numberofcolumns == 1) {
1366: $result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
1367: $result =~ s/\\textheight\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
1368: $result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1369: $result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1370: }
1371:
1372: #-- writing .tex file in prtspool
1373: my $temp_file;
1374: my $identifier = &Apache::loncommon::get_cgi_id();
1375: my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_".$identifier.".tex";
1376: if (!($#print_array>0)) {
1377: unless ($temp_file = Apache::File->new('>'.$filename)) {
1378: $r->log_error("Couldn't open $filename for output $!");
1379: return SERVER_ERROR;
1380: }
1381: print $temp_file $result;
1382: my $begin=index($result,'\begin{document}',0);
1383: my $inc=substr($result,0,$begin+16);
1384: } else {
1385: my $begin=index($result,'\begin{document}',0);
1386: my $inc=substr($result,0,$begin+16);
1387: for (my $i=0;$i<=$#print_array;$i++) {
1388: if ($i==0) {
1389: $print_array[$i]=$result;
1390: } else {
1391: my $anobegin=index($print_array[$i],'\setcounter{page}',0);
1392: substr($print_array[$i],0,$anobegin)='';
1393: $print_array[$i]=$inc.$print_array[$i].'\end{document}';
1394: }
1395: my $temp_file;
1396: my $newfilename=$filename;
1397: my $num=$i+1;
1398: $newfilename =~s/\.tex$/_$num\.tex/;
1399: unless ($temp_file = Apache::File->new('>'.$newfilename)) {
1400: $r->log_error("Couldn't open $newfilename for output $!");
1401: return SERVER_ERROR;
1402: }
1403: print $temp_file $print_array[$i];
1404: }
1405: }
1406: my $student_names='';
1407: if ($#print_array>0) {
1408: for (my $i=0;$i<=$#print_array;$i++) {
1409: $student_names.=$student_names[$i].'_ENDPERSON_';
1410: }
1411: } else {
1412: if ($#student_names>-1) {
1413: $student_names=$student_names[0].'_ENDPERSON_';
1414: } else {
1415: my $fullname = &get_name($env{'user.name'},$env{'user.domain'});
1416: $student_names=join(':',$env{'user.name'},$env{'user.domain'},
1417: $env{'request.course.sec'},$fullname).
1418: '_ENDPERSON_'.'_END_';
1419: }
1420: }
1421:
1422: my $URLback=''; #link to original document
1423: if ($helper->{'VARS'}->{'construction'} ne '1') {
1424: #prints published resource
1425: $URLback=&Apache::lonnet::escape('/adm/flip?postdata=return:');
1426: } else {
1427: #prints resource from the construction space
1428: $URLback='/'.$helper->{'VARS'}->{'filename'};
1429: if ($URLback=~/([^?]+)/) {
1430: $URLback=$1;
1431: $URLback=~s|^/~|/priv/|;
1432: }
1433: }
1434: # logic for now is too complex to trace if this has been defined
1435: # yet.
1436: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1437: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
1438: &Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename,
1439: 'cgi.'.$identifier.'.layout' => $laystyle,
1440: 'cgi.'.$identifier.'.numcol' => $numberofcolumns,
1441: 'cgi.'.$identifier.'.paper' => $papersize,
1442: 'cgi.'.$identifier.'.selection' => $selectionmade,
1443: 'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
1444: 'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
1445: 'cgi.'.$identifier.'.role' => $env{'request.role.adv'},
1446: 'cgi.'.$identifier.'.numberoffiles' => $#print_array,
1447: 'cgi.'.$identifier.'.studentnames' => $student_names,
1448: 'cgi.'.$identifier.'.backref' => $URLback,);
1449: &Apache::lonnet::appenv("cgi.$identifier.user" => $env{'user.name'},
1450: "cgi.$identifier.domain" => $env{'user.domain'},
1451: "cgi.$identifier.courseid" => $cnum,
1452: "cgi.$identifier.coursedom" => $cdom,
1453: "cgi.$identifier.resources" => $resources_printed);
1454:
1455: $r->print(<<FINALEND);
1456: <br />
1457: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
1458: <a href="/cgi-bin/printout.pl?$identifier">Continue</a>
1459: </body>
1460: </html>
1461: FINALEND
1462: }
1463:
1464: sub num_to_letters {
1465: my ($num) = @_;
1466: my @nums= split('',$num);
1467: my @num_to_let=('A'..'Z');
1468: my $word;
1469: foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
1470: return $word;
1471: }
1472:
1473: sub get_CODE {
1474: my ($all_codes,$num,$seed,$size)=@_;
1475: my $max='1'.'0'x$size;
1476: my $newcode;
1477: while(1) {
1478: $newcode=sprintf("%06d",int(rand($max)));
1479: if (!exists($$all_codes{$newcode})) {
1480: $$all_codes{$newcode}=1;
1481: return &num_to_letters($newcode);
1482: }
1483: }
1484: }
1485:
1486: sub print_resources {
1487: my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,
1488: $LaTeXwidth)=@_;
1489: my $current_output = '';
1490: my $printed = '';
1491: my ($username,$userdomain,$usersection) = split /:/,$person;
1492: my $fullname = &get_name($username,$userdomain);
1493: my $namepostfix;
1494: if ($person =~ 'anon') {
1495: $namepostfix="\\\\Name: ";
1496: $fullname = "CODE - ".$moreenv->{'CODE'};
1497: }
1498: my $i = 0;
1499: #goes through all resources, checks if they are available for
1500: #current student, and produces output
1501: &Apache::lonnet::delenv('form.counter');
1502: &Apache::lonxml::init_counter();
1503:
1504: my %page_breaks = &get_page_breaks($helper);
1505:
1506: foreach my $curresline (@{$master_seq}) {
1507: if (defined $page_breaks{$curresline}) {
1508: if($i != 0) {
1509: $current_output.= "\\newpage\n";
1510: }
1511: }
1512: $i++;
1513: if ( !($type eq 'problems' &&
1514: ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {
1515: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
1516: if (&Apache::lonnet::allowed('bre',$res_url)) {
1517: if ($res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1518: $printed .= $curresline.':';
1519: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
1520: my $lonidsdir=$r->dir_config('lonIDsDir');
1521: my $envfile=$env{'user.environment'};
1522: $envfile=~/\/([^\/]+)\.id$/;
1523: $envfile=$1;
1524: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1525: my $current_counter=$env{'form.counter'};
1526: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1527: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1528: $moreenv->{'answer_output_mode'}='tex';
1529: $moreenv->{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1530: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$env{'request.course.id'},%{$moreenv});
1531: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1532: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1533: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
1534: } else {
1535: $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1536: $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
1537: $rendered.=&path_to_problem ($curresline,$LaTeXwidth);
1538: $rendered.='\vskip 1 mm '.$ansrendered;
1539: }
1540: }
1541: if ($remove_latex_header eq 'YES') {
1542: $rendered = &latex_header_footer_remove($rendered);
1543: } else {
1544: $rendered =~ s/\\end{document}//;
1545: }
1546: $current_output .= $rendered;
1547: } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1548: $printed .= $curresline.':';
1549: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
1550: my $lonidsdir=$r->dir_config('lonIDsDir');
1551: my $envfile=$env{'user.environment'};
1552: $envfile=~/\/([^\/]+)\.id$/;
1553: $envfile=$1;
1554: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1555: my $current_counter=$env{'form.counter'};
1556: if ($remove_latex_header eq 'YES') {
1557: $rendered = &latex_header_footer_remove($rendered);
1558: } else {
1559: $rendered =~ s/\\end{document}//;
1560: }
1561: $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
1562: } else {
1563: my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'});
1564: if ($remove_latex_header ne 'NO') {
1565: $rendered = &latex_header_footer_remove($rendered);
1566: } else {
1567: $rendered =~ s/\\end{document}//;
1568: }
1569: $current_output .= $rendered;
1570: }
1571: }
1572: $remove_latex_header = 'YES';
1573: }
1574: if (&Apache::loncommon::connection_aborted($r)) { last; }
1575: }
1576: my $courseidinfo = &get_course();
1577: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1578: if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}
1579: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
1580: if ($current_output=~/\\documentclass/) {
1581: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;
1582: } else {
1583: my $blankpages = '';
1584: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}
1585: $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$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;
1586: }
1587: return ($current_output,$fullname, $printed);
1588:
1589: }
1590:
1591: sub handler {
1592:
1593: my $r = shift;
1594: my $helper;
1595:
1596: # my $loaderror=&Apache::lonnet::overloaderror($r);
1597: # if ($loaderror) { return $loaderror; }
1598: # $loaderror=
1599: # &Apache::lonnet::overloaderror($r,
1600: # $env{'course.'.$env{'request.course.id'}.'.home'});
1601: # if ($loaderror) { return $loaderror; }
1602:
1603: my $result = printHelper($r);
1604: if (!ref($result)) {
1605: return $result;
1606: }
1607: $helper = $result;
1608:
1609: # my $key;
1610: # foreach $key (keys %{$helper->{'VARS'}}) {
1611: # $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
1612: # }
1613: # foreach $key (keys %env) {
1614: # $r->print(' '.$key.'->'.$env{$key}.'<-<br />');
1615: # }
1616: # return OK;
1617:
1618: my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
1619:
1620: # my $key;
1621: # foreach $key (keys %parmhash) {
1622: # $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />');
1623: # }
1624: #
1625:
1626:
1627: # If a figure conversion queue file exists for this user.domain
1628: # we delete it since it can only be bad (if it were good, printout.pl
1629: # would have deleted it the last time around.
1630:
1631: my $conversion_queuefile = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat";
1632: if(-e $conversion_queuefile) {
1633: unlink $conversion_queuefile;
1634: }
1635: &output_data($r,$helper,\%parmhash);
1636: return OK;
1637: }
1638:
1639: use Apache::lonhelper;
1640:
1641: sub addMessage {
1642: my $text = shift;
1643: my $paramHash = Apache::lonhelper::getParamHash();
1644: $paramHash->{MESSAGE_TEXT} = $text;
1645: Apache::lonhelper::message->new();
1646: }
1647:
1648: use Data::Dumper;
1649:
1650: sub printHelper {
1651: my $r = shift;
1652:
1653: if ($r->header_only) {
1654: if ($env{'browser.mathml'}) {
1655: &Apache::loncommon::content_type($r,'text/xml');
1656: } else {
1657: &Apache::loncommon::content_type($r,'text/html');
1658: }
1659: $r->send_http_header;
1660: return OK;
1661: }
1662:
1663: # Send header, nocache
1664: if ($env{'browser.mathml'}) {
1665: &Apache::loncommon::content_type($r,'text/xml');
1666: } else {
1667: &Apache::loncommon::content_type($r,'text/html');
1668: }
1669: &Apache::loncommon::no_cache($r);
1670: $r->send_http_header;
1671: $r->rflush();
1672:
1673: # Unfortunately, this helper is so complicated we have to
1674: # write it by hand
1675:
1676: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
1677:
1678: my $helper = Apache::lonhelper::helper->new("Printing Helper");
1679: $helper->declareVar('symb');
1680: $helper->declareVar('postdata');
1681: $helper->declareVar('curseed');
1682: $helper->declareVar('probstatus');
1683: $helper->declareVar('filename');
1684: $helper->declareVar('construction');
1685: $helper->declareVar('assignment');
1686: $helper->declareVar('style_file');
1687: $helper->declareVar('student_sort');
1688: $helper->declareVar('FINISHPAGE');
1689: $helper->declareVar('PRINT_TYPE');
1690: $helper->declareVar("showallfoils");
1691:
1692: # The page breaks can get loaded initially from the course environment:
1693:
1694: if((!defined($env{"form.CURRENT_STATE"})) ||
1695: ($env{'form.CURRENT_STATE'} == "START")) {
1696: $helper->{VARS}->{FINISHPAGE} = ""; # In case they did a back e.g.
1697: }
1698:
1699:
1700:
1701: &Apache::loncommon::restore_course_settings('print',
1702: {'pagebreaks' => 'scalar',
1703: 'lastprinttype' => 'scalar'});
1704:
1705:
1706: if("$helper->{VARS}->{PRINT_TYPE}" eq "$env{'form.lastprinttype'}") {
1707: $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
1708: }
1709:
1710:
1711: # This will persistently load in the data we want from the
1712: # very first screen.
1713: # Detect whether we're coming from construction space
1714: if ($env{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {
1715: $helper->{VARS}->{'filename'} = "~$1/$2";
1716: $helper->{VARS}->{'construction'} = 1;
1717: } else {
1718: if ($env{'form.postdata'}) {
1719: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'});
1720: }
1721: if ($env{'form.symb'}) {
1722: $helper->{VARS}->{'symb'} = $env{'form.symb'};
1723: }
1724: if ($env{'form.url'}) {
1725: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1726: }
1727: }
1728:
1729: if ($env{'form.symb'}) {
1730: $helper->{VARS}->{'symb'} = $env{'form.symb'};
1731: }
1732: if ($env{'form.url'}) {
1733: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1734:
1735: }
1736: $helper->{VARS}->{'symb'}=
1737: &Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
1738: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
1739: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1740:
1741:
1742: # Extract map
1743: my $symb = $helper->{VARS}->{'symb'};
1744: my ($map, $id, $url);
1745: my $subdir;
1746:
1747: # Get the resource name from construction space
1748: if ($helper->{VARS}->{'construction'}) {
1749: $resourceTitle = substr($helper->{VARS}->{'filename'},
1750: rindex($helper->{VARS}->{'filename'}, '/')+1);
1751: $subdir = substr($helper->{VARS}->{'filename'},
1752: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
1753: } else {
1754: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
1755: $helper->{VARS}->{'postdata'} =
1756: &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
1757:
1758: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1759: my $postdata = $helper->{VARS}->{'postdata'};
1760: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
1761: }
1762: $subdir = &Apache::lonnet::filelocation("", $url);
1763: }
1764: if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) {
1765: $helper->{VARS}->{'curseed'}=$env{'form.curseed'};
1766: }
1767: if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
1768: $helper->{VARS}->{'probstatus'}=$env{'form.problemtype'};
1769: }
1770:
1771: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
1772: my $userPriviledged = ($env{'request.role'}=~m/^cc\./ or
1773: $env{'request.role'}=~m/^in\./ or
1774: $env{'request.role'}=~m/^ta\./);
1775:
1776: Apache::lonhelper::registerHelperTags();
1777:
1778: # "Delete everything after the last slash."
1779: $subdir =~ s|/[^/]+$||;
1780: if (not $helper->{VARS}->{'construction'}) {
1781: $subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir;
1782: }
1783: # "Remove all duplicate slashes."
1784: $subdir =~ s|/+|/|g;
1785:
1786: # What can be printed is a very dynamic decision based on
1787: # lots of factors. So we need to dynamically build this list.
1788: # To prevent security leaks, states are only added to the wizard
1789: # if they can be reached, which ensures manipulating the form input
1790: # won't allow anyone to reach states they shouldn't have permission
1791: # to reach.
1792:
1793: # printChoices is tracking the kind of printing the user can
1794: # do, and will be used in a choices construction later.
1795: # In the meantime we will be adding states and elements to
1796: # the helper by hand.
1797: my $printChoices = [];
1798: my $paramHash;
1799:
1800: if ($resourceTitle) {
1801: push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE'];
1802: }
1803:
1804: # Useful filter strings
1805: my $isProblem = '($res->is_problem()||$res->contains_problem) ';
1806: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1807: my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()';
1808: my $isNotMap = '!$res->is_sequence()';
1809: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
1810: my $isMap = '$res->is_map()';
1811: my $symbFilter = '$res->shown_symb()';
1812: my $urlValue = '$res->link()';
1813:
1814: $helper->declareVar('SEQUENCE');
1815:
1816: # Useful for debugging: Dump the help vars
1817: # $r->print(Dumper($helper->{VARS}));
1818: # $r->print($map);
1819:
1820: # If we're in a sequence...
1821: if (($helper->{'VARS'}->{'construction'} ne '1') &&
1822:
1823: $helper->{VARS}->{'postdata'} &&
1824: $helper->{VARS}->{'assignment'}) {
1825: # Allow problems from sequence
1826: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1827: # Allow all resources from sequence
1828: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1829:
1830: my $helperFragment = <<HELPERFRAGMENT;
1831: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
1832: <message>(mark them then click "next" button) <br /></message>
1833: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1834: closeallpages="1">
1835: <nextstate>PAGESIZE</nextstate>
1836: <filterfunc>return $isProblem;</filterfunc>
1837: <mapurl>$map</mapurl>
1838: <valuefunc>return $symbFilter;</valuefunc>
1839: <option text='Newpage' variable='FINISHPAGE' />
1840: </resource>
1841: </state>
1842:
1843: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
1844: <message>(mark them then click "next" button) <br /></message>
1845: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1846: closeallpages="1">
1847: <nextstate>PAGESIZE</nextstate>
1848: <filterfunc>return $isNotMap;</filterfunc>
1849: <mapurl>$map</mapurl>
1850: <valuefunc>return $symbFilter;</valuefunc>
1851: <option text='Newpage' variable='FINISHPAGE' />
1852: </resource>
1853: </state>
1854: HELPERFRAGMENT
1855:
1856: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1857: }
1858:
1859: # If the user is privileged, allow them to print all
1860: # problems and resources in the entier course, optionally for selected students
1861: if ($userPriviledged &&
1862: ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) {
1863:
1864: push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
1865: push @{$printChoices}, ['<b>Resources</b> from <b>entire course</b>', 'all_resources', 'ALL_RESOURCES'];
1866: &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS);
1867: <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
1868: <message>(mark them then click "next" button) <br /></message>
1869: <resource variable="RESOURCES" toponly='0' multichoice="1"
1870: suppressEmptySequences='0' addstatus="1" closeallpages="1">
1871: <nextstate>PAGESIZE</nextstate>
1872: <filterfunc>return $isProblemOrMap;</filterfunc>
1873: <choicefunc>return $isNotMap;</choicefunc>
1874: <valuefunc>return $symbFilter;</valuefunc>
1875: <option text='Newpage' variable='FINISHPAGE' />
1876: </resource>
1877: </state>
1878: <state name="ALL_RESOURCES" title="Select Resource(s) to print">
1879: <message>(Mark them then click "next" button) <br /> </message>
1880: <resource variable="RESOURCES" toponly='0' multichoice='1'
1881: suppressEmptySequences='0' addstatus='1' closeallpages='1'>
1882: <nextstate>PAGESIZE</nextstate>
1883: <filterfunc>return $isNotMap; </filterfunc>
1884: <valuefunc>return $symbFilter;</valuefunc>
1885: <option text='NewPage' variable='FINISHPAGE' />
1886: </resource>
1887: </state>
1888: ALL_PROBLEMS
1889:
1890: if ($helper->{VARS}->{'assignment'}) {
1891: 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'];
1892: 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'];
1893: }
1894: my $resource_selector=<<RESOURCE_SELECTOR;
1895: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1896: <resource variable="RESOURCES" multichoice="1" addstatus="1"
1897: closeallpages="1">
1898: <filterfunc>return $isProblem;</filterfunc>
1899: <mapurl>$map</mapurl>
1900: <valuefunc>return $symbFilter;</valuefunc>
1901: <option text='New Page' variable='FINISHPAGE' />
1902: </resource>
1903: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1904: <choices variable="EMPTY_PAGES">
1905: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1906: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1907: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1908: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1909: </choices>
1910: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
1911: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
1912: RESOURCE_SELECTOR
1913:
1914: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
1915: <state name="CHOOSE_STUDENTS" title="Select Students and Resources">
1916: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" coursepersonnel="1"/>
1917: <message><b>Select sort order</b> </message>
1918: <choices variable='student_sort'>
1919: <choice computer='0'>Sort by section then student</choice>
1920: <choice computer='1'>Sort by students across sections.</choice>
1921: </choices>
1922: $resource_selector
1923: </state>
1924: CHOOSE_STUDENTS
1925:
1926: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
1927: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1928: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
1929: my $namechoice='<choice></choice>';
1930: foreach my $name (sort {uc($a) cmp uc($b)} @names) {
1931: if ($name =~ /^error: 2 /) { next; }
1932: $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
1933: }
1934: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);
1935: <state name="CHOOSE_ANON1" title="Select Students and Resources">
1936: <nextstate>PAGESIZE</nextstate>
1937: <message><hr width='33%' /></message>
1938: <message><table><tr><td><b>Number of anonymous assignments to print?</b></td><td></message>
1939: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
1940: <validator>
1941: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
1942: !\$helper->{'VARS'}{'REUSE_OLD_CODES'}) {
1943: return "You need to specify the number of assignments to print";
1944: }
1945: return undef;
1946: </validator>
1947: </string>
1948: <message></td></tr><tr><td></message>
1949: <message><b>Names to store the CODEs under for later:</b></message>
1950: <message></td><td></message>
1951: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
1952: <message></td></tr></table></message>
1953: <message><hr width='33%' /></message>
1954: <message><b>Reprint a set of saved CODEs:</b></message>
1955: <dropdown variable="REUSE_OLD_CODES">
1956: $namechoice
1957: </dropdown>
1958: <message><hr width='33%' /></message>
1959: $resource_selector
1960: </state>
1961: CHOOSE_ANON1
1962:
1963:
1964: if ($helper->{VARS}->{'assignment'}) {
1965: 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'];
1966: 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'];
1967: }
1968:
1969:
1970: $resource_selector=<<RESOURCE_SELECTOR;
1971: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1972: <resource variable="RESOURCES" multichoice="1" addstatus="1"
1973: closeallpages="1">
1974: <filterfunc>return $isNotMap;</filterfunc>
1975: <mapurl>$map</mapurl>
1976: <valuefunc>return $symbFilter;</valuefunc>
1977: <option text='Newpage' variable='FINISHPAGE' />
1978: </resource>
1979: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1980: <choices variable="EMPTY_PAGES">
1981: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1982: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1983: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1984: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1985: </choices>
1986: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
1987: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
1988: RESOURCE_SELECTOR
1989:
1990: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
1991: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
1992: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" coursepersonnel="1" />
1993: <choices variable='student_sort'>
1994: <choice computer='0'>Sort by section then student</choice>
1995: <choice computer='1'>Sort by students across sections.</choice>
1996: </choices>
1997:
1998: $resource_selector
1999: </state>
2000: CHOOSE_STUDENTS1
2001:
2002: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
2003: <state name="CHOOSE_ANON2" title="Select Students and Resources">
2004: <nextstate>PAGESIZE</nextstate>
2005: <message><table><tr><td><b>Number of anonymous assignments to print?</b></td><td></message>
2006: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
2007: <validator>
2008: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
2009: !\$helper->{'VARS'}{'REUSE_OLD_CODES'}) {
2010: return "You need to specify the number of assignments to print";
2011: }
2012: return undef;
2013: </validator>
2014: </string>
2015: <message></td></tr><tr><td></message>
2016: <message><b>Names to store the CODEs under for later:</b></message>
2017: <message></td><td></message>
2018: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
2019: <message></td></tr></table></message>
2020: <message><hr width='33%' /></message>
2021: <message><b>Reprint a set of saved CODEs:</b></message>
2022: <dropdown variable="REUSE_OLD_CODES">
2023: $namechoice
2024: </dropdown>
2025: <message><hr width='33%' /></message>
2026: $resource_selector
2027: </state>
2028: CHOOSE_ANON2
2029: }
2030:
2031: # FIXME: That RE should come from a library somewhere.
2032: if ((((&Apache::lonnet::allowed('bre',$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 $env{'request.role.adv'} and $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {
2033: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
2034:
2035: my $f = '$filename';
2036: my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
2037: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
2038: <message>(mark them then click "next" button) <br /></message>
2039: <files variable="FILES" multichoice='1'>
2040: <nextstate>PAGESIZE</nextstate>
2041: <filechoice>return '$subdir';</filechoice>
2042: CHOOSE_FROM_SUBDIR
2043:
2044: # this is broken up because I really want interpolation above,
2045: # and I really DON'T want it below
2046: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
2047: <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
2048: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
2049: </filefilter>
2050: </files>
2051: </state>
2052: CHOOSE_FROM_SUBDIR
2053: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
2054: }
2055:
2056: # Allow the user to select any sequence in the course, feed it to
2057: # another resource selector for that sequence
2058: if (!$helper->{VARS}->{'construction'}) {
2059: push @$printChoices, ["<b>Resources</b> from <b>selected sequence</b> in course",
2060: 'select_sequences', 'CHOOSE_SEQUENCE'];
2061: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
2062: #Escape apostrophes and backslashes for Perl
2063: $escapedSequenceName =~ s/\\/\\\\/g;
2064: $escapedSequenceName =~ s/'/\\'/g;
2065: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
2066: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
2067: <message>Select the sequence to print resources from:</message>
2068: <resource variable="SEQUENCE">
2069: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
2070: <filterfunc>return \$res->is_sequence;</filterfunc>
2071: <valuefunc>return $urlValue;</valuefunc>
2072: <option text='Newpage' variable='FINISHPAGE' />
2073: </resource>
2074: </state>
2075: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
2076: <message>(mark desired resources then click "next" button) <br /></message>
2077: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
2078: closeallpages="1">
2079: <nextstate>PAGESIZE</nextstate>
2080: <filterfunc>return $isProblem</filterfunc>
2081: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
2082: <valuefunc>return $symbFilter;</valuefunc>
2083: <option text='Newpage' variable='FINISHPAGE' />
2084: </resource>
2085: </state>
2086: CHOOSE_FROM_ANY_SEQUENCE
2087: }
2088:
2089: # Generate the first state, to select which resources get printed.
2090: Apache::lonhelper::state->new("START", "Select Printing Options:");
2091: $paramHash = Apache::lonhelper::getParamHash();
2092: $paramHash->{MESSAGE_TEXT} = "";
2093: Apache::lonhelper::message->new();
2094: $paramHash = Apache::lonhelper::getParamHash();
2095: $paramHash->{'variable'} = 'PRINT_TYPE';
2096: $paramHash->{CHOICES} = $printChoices;
2097: Apache::lonhelper::choices->new();
2098:
2099: my $startedTable = 0; # have we started an HTML table yet? (need
2100: # to close it later)
2101:
2102: if (($env{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) or
2103: ($helper->{VARS}->{'construction'} eq '1')) {
2104: addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
2105: $paramHash = Apache::lonhelper::getParamHash();
2106: $paramHash->{'variable'} = 'ANSWER_TYPE';
2107: $helper->declareVar('ANSWER_TYPE');
2108: $paramHash->{CHOICES} = [
2109: ['Without Answers', 'yes'],
2110: ['With Answers', 'no'],
2111: ['Only Answers', 'only']
2112: ];
2113: Apache::lonhelper::dropdown->new();
2114: addMessage("</td></tr>");
2115: $startedTable = 1;
2116: }
2117:
2118: if ($env{'request.role.adv'}) {
2119: if (!$startedTable) {
2120: addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");
2121: $startedTable = 1;
2122: } else {
2123: addMessage("<tr><td align='right'>LaTeX mode: </td><td>");
2124: }
2125: $paramHash = Apache::lonhelper::getParamHash();
2126: $paramHash->{'variable'} = 'LATEX_TYPE';
2127: $helper->declareVar('LATEX_TYPE');
2128: if ($helper->{VARS}->{'construction'} eq '1') {
2129: $paramHash->{CHOICES} = [
2130: ['standard LaTeX mode', 'standard'],
2131: ['LaTeX batchmode', 'batchmode'], ];
2132: } else {
2133: $paramHash->{CHOICES} = [
2134: ['LaTeX batchmode', 'batchmode'],
2135: ['standard LaTeX mode', 'standard'] ];
2136: }
2137: Apache::lonhelper::dropdown->new();
2138:
2139: addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>");
2140: $paramHash = Apache::lonhelper::getParamHash();
2141: $paramHash->{'variable'} = 'TABLE_CONTENTS';
2142: $helper->declareVar('TABLE_CONTENTS');
2143: $paramHash->{CHOICES} = [
2144: ['No', 'no'],
2145: ['Yes', 'yes'] ];
2146: Apache::lonhelper::dropdown->new();
2147: addMessage("</td></tr>");
2148:
2149: if (not $helper->{VARS}->{'construction'}) {
2150: addMessage("<tr><td align='right'>Print Index: </td><td>");
2151: $paramHash = Apache::lonhelper::getParamHash();
2152: $paramHash->{'variable'} = 'TABLE_INDEX';
2153: $helper->declareVar('TABLE_INDEX');
2154: $paramHash->{CHOICES} = [
2155: ['No', 'no'],
2156: ['Yes', 'yes'] ];
2157: Apache::lonhelper::dropdown->new();
2158: addMessage("</td></tr>");
2159: addMessage("<tr><td align='right'>Print Discussions: </td><td>");
2160: $paramHash = Apache::lonhelper::getParamHash();
2161: $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';
2162: $helper->declareVar('PRINT_DISCUSSIONS');
2163: $paramHash->{CHOICES} = [
2164: ['No', 'no'],
2165: ['Yes', 'yes'] ];
2166: Apache::lonhelper::dropdown->new();
2167: addMessage("</td></tr>");
2168:
2169: # If advanced roles, then allow to show all foils.
2170:
2171: if ($env{'request.role.adv'}) {
2172: addMessage("<tr><td align = 'right'> </td><td>");
2173: $paramHash = Apache::lonhelper::getParamHash();
2174: $paramHash->{'multichoice'} = "true";
2175: $paramHash->{'allowempty'} = "true";
2176: $paramHash->{'variable'} = "showallfoils";
2177: $paramHash->{'CHOICES'} = [ ["Show all foils", "1"] ];
2178: Apache::lonhelper::choices->new();
2179: addMessage("</td></tr>");
2180: }
2181:
2182: }
2183:
2184: if ($helper->{'VARS'}->{'construction'}) {
2185: my $stylevalue=$env{'construct.style'};
2186: my $xmlfrag .= <<"RNDSEED";
2187: <message><tr><td align='right'>Use random seed: </td><td></message>
2188: <string variable="curseed" size="15" maxlength="15">
2189: <defaultvalue>
2190: return $helper->{VARS}->{'curseed'};
2191: </defaultvalue>
2192: </string>
2193: <message></td></tr><tr><td align="right">Use style file:</td><td></message>
2194: <message><input type="text" size="40" name="style_file_value" value="$stylevalue" /> <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><td></message>
2195: <message></td></tr></message>
2196: <choices allowempty="1" multichoice="true" variable="showallfoils">
2197: <choice computer="1">Show all foils?</choice>
2198: </choices>
2199: RNDSEED
2200: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
2201: $helper->{'VARS'}->{'style_file'}=$env{'form.style_file_value'};
2202:
2203: }
2204:
2205: }
2206:
2207:
2208:
2209:
2210: if ($startedTable) {
2211: addMessage("</table>");
2212: }
2213:
2214: Apache::lonprintout::page_format_state->new("FORMAT");
2215:
2216: # Generate the PAGESIZE state which will offer the user the margin
2217: # choices if they select one column
2218: Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
2219: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
2220:
2221:
2222: $helper->process();
2223:
2224: # MANUAL BAILOUT CONDITION:
2225: # If we're in the "final" state, bailout and return to handler
2226: if ($helper->{STATE} eq 'FINAL') {
2227: return $helper;
2228: }
2229:
2230: $r->print($helper->display());
2231:
2232: &Apache::lonhelper::unregisterHelperTags();
2233:
2234: return OK;
2235: }
2236:
2237:
2238: 1;
2239:
2240: package Apache::lonprintout::page_format_state;
2241:
2242: =pod
2243:
2244: =head1 Helper element: page_format_state
2245:
2246: See lonhelper.pm documentation for discussion of the helper framework.
2247:
2248: Apache::lonprintout::page_format_state is an element that gives the
2249: user an opportunity to select the page layout they wish to print
2250: with: Number of columns, portrait/landscape, and paper size. If you
2251: want to change the paper size choices, change the @paperSize array
2252: contents in this package.
2253:
2254: page_format_state is always directly invoked in lonprintout.pm, so there
2255: is no tag interface. You actually pass parameters to the constructor.
2256:
2257: =over 4
2258:
2259: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
2260:
2261: =back
2262:
2263: =cut
2264:
2265: use Apache::lonhelper;
2266:
2267: no strict;
2268: @ISA = ("Apache::lonhelper::element");
2269: use strict;
2270: use Apache::lonlocal;
2271: use Apache::lonnet;
2272:
2273: my $maxColumns = 2;
2274: my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
2275: "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
2276: "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]",
2277: "a5 [148x210 mm]", "a6 [105x148 mm]" );
2278:
2279: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
2280: # Paper type
2281:
2282: sub new {
2283: my $self = Apache::lonhelper::element->new();
2284:
2285: shift;
2286:
2287: $self->{'variable'} = shift;
2288: my $helper = Apache::lonhelper::getHelper();
2289: $helper->declareVar($self->{'variable'});
2290: bless($self);
2291: return $self;
2292: }
2293:
2294: sub render {
2295: my $self = shift;
2296: my $helper = Apache::lonhelper::getHelper();
2297: my $result = '';
2298: my $var = $self->{'variable'};
2299: my $PageLayout=&mt('Page layout');
2300: my $NumberOfColumns=&mt('Number of columns');
2301: my $PaperType=&mt('Paper type');
2302: $result .= <<STATEHTML;
2303:
2304: <hr width="33%" />
2305: <table cellpadding="3">
2306: <tr>
2307: <td align="center"><b>$PageLayout</b></td>
2308: <td align="center"><b>$NumberOfColumns</b></td>
2309: <td align="center"><b>$PaperType</b></td>
2310: </tr>
2311: <tr>
2312: <td>
2313: <input type="radio" name="${var}.layout" value="L" /> Landscape<br />
2314: <input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait
2315: </td>
2316: <td align="center">
2317: <select name="${var}.cols">
2318: STATEHTML
2319:
2320: my $i;
2321: for ($i = 1; $i <= $maxColumns; $i++) {
2322: if ($i == 2) {
2323: $result .= "<option value='$i' selected>$i</option>\n";
2324: } else {
2325: $result .= "<option value='$i'>$i</option>\n";
2326: }
2327: }
2328:
2329: $result .= "</select></td><td>\n";
2330: $result .= "<select name='${var}.paper'>\n";
2331:
2332: my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
2333: my $DefaultPaperSize=$parmhash{'default_paper_size'};
2334: if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
2335: $i = 0;
2336: foreach (@paperSize) {
2337: $_=~/(\w+)/;
2338: my $papersize=$1;
2339: if ($paperSize[$i]=~/$DefaultPaperSize/) {
2340: $result .= "<option selected value='$papersize'>" . $paperSize[$i] . "</option>\n";
2341: } else {
2342: $result .= "<option value='$papersize'>" . $paperSize[$i] . "</option>\n";
2343: }
2344: $i++;
2345: }
2346: $result .= "</select></td></tr></table>";
2347: return $result;
2348: }
2349:
2350: sub postprocess {
2351: my $self = shift;
2352:
2353: my $var = $self->{'variable'};
2354: my $helper = Apache::lonhelper->getHelper();
2355: $helper->{VARS}->{$var} =
2356: $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' .
2357: $env{"form.$var.paper"};
2358: return 1;
2359: }
2360:
2361: 1;
2362:
2363: package Apache::lonprintout::page_size_state;
2364:
2365: =pod
2366:
2367: =head1 Helper element: page_size_state
2368:
2369: See lonhelper.pm documentation for discussion of the helper framework.
2370:
2371: Apache::lonprintout::page_size_state is an element that gives the
2372: user the opportunity to further refine the page settings if they
2373: select a single-column page.
2374:
2375: page_size_state is always directly invoked in lonprintout.pm, so there
2376: is no tag interface. You actually pass parameters to the constructor.
2377:
2378: =over 4
2379:
2380: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
2381:
2382: =back
2383:
2384: =cut
2385:
2386: use Apache::lonhelper;
2387: use Apache::lonnet;
2388: no strict;
2389: @ISA = ("Apache::lonhelper::element");
2390: use strict;
2391:
2392:
2393:
2394: sub new {
2395: my $self = Apache::lonhelper::element->new();
2396:
2397: shift; # disturbs me (probably prevents subclassing) but works (drops
2398: # package descriptor)... - Jeremy
2399:
2400: $self->{'variable'} = shift;
2401: my $helper = Apache::lonhelper::getHelper();
2402: $helper->declareVar($self->{'variable'});
2403:
2404: # The variable name of the format element, so we can look into
2405: # $helper->{VARS} to figure out whether the columns are one or two
2406: $self->{'formatvar'} = shift;
2407:
2408: # The state to transition to after selection, or after discovering
2409: # the cols are not set to 1
2410: $self->{NEXTSTATE} = shift;
2411: bless($self);
2412: return $self;
2413: }
2414:
2415: sub render {
2416: my $self = shift;
2417: my $helper = Apache::lonhelper::getHelper();
2418: my $result = '';
2419: my $var = $self->{'variable'};
2420:
2421: if (defined $self->{ERROR_MSG}) {
2422: $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
2423: }
2424:
2425: $result .= <<ELEMENTHTML;
2426:
2427: <p>How should the column be formatted?</p>
2428:
2429: <table cellpadding='3'>
2430: <tr>
2431: <td align='right'><b>Width</b>:</td>
2432: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
2433: <td align='left'>
2434: <select name='$var.widthunit'>
2435: <option>cm</option><option>in</option>
2436: </select>
2437: </td>
2438: </tr>
2439: <tr>
2440: <td align='right'><b>Height</b>:</td>
2441: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
2442: <td align='left'>
2443: <select name='$var.heightunit'>
2444: <option>cm</option><option>in</option>
2445: </select>
2446: </td>
2447: </tr>
2448: <tr>
2449: <td align='right'><b>Left margin</b>:</td>
2450: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
2451: <td align='left'>
2452: <select name='$var.lmarginunit'>
2453: <option>cm</option><option>in</option>
2454: </select>
2455: </td>
2456: </tr>
2457: </table>
2458:
2459: <p>Hint: Some instructors like to leave scratch space for the student by
2460: making the width much smaller than the width of the page.</p>
2461:
2462: ELEMENTHTML
2463:
2464: return $result;
2465: }
2466:
2467: # If the user didn't select 1 column, skip this state.
2468: sub preprocess {
2469: my $self = shift;
2470: my $helper = Apache::lonhelper::getHelper();
2471:
2472: my $format = $helper->{VARS}->{$self->{'formatvar'}};
2473: if (substr($format, 2, 1) ne '1') {
2474: $helper->changeState($self->{NEXTSTATE});
2475: }
2476:
2477: return 1;
2478: }
2479:
2480: sub postprocess {
2481: my $self = shift;
2482:
2483: my $var = $self->{'variable'};
2484: my $helper = Apache::lonhelper->getHelper();
2485: my $width = $helper->{VARS}->{$var .'.width'} = $env{"form.${var}.width"};
2486: my $height = $helper->{VARS}->{$var .'.height'} = $env{"form.${var}.height"};
2487: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $env{"form.${var}.lmargin"};
2488: $helper->{VARS}->{$var .'.widthunit'} = $env{"form.${var}.widthunit"};
2489: $helper->{VARS}->{$var .'.heightunit'} = $env{"form.${var}.heightunit"};
2490: $helper->{VARS}->{$var .'.lmarginunit'} = $env{"form.${var}.lmarginunit"};
2491:
2492: my $error = '';
2493:
2494: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
2495: # by an optional period, followed by digits, ending the string
2496:
2497: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2498: $error .= "Invalid width; please type only a number.<br />\n";
2499: }
2500: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2501: $error .= "Invalid height; please type only a number.<br />\n";
2502: }
2503: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2504: $error .= "Invalid left margin; please type only a number.<br />\n";
2505: }
2506:
2507: if (!$error) {
2508: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
2509: return 1;
2510: } else {
2511: $self->{ERROR_MSG} = $error;
2512: return 0;
2513: }
2514: }
2515:
2516:
2517:
2518: __END__
2519:
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