1: # The LearningOnline Network
2: # Printout
3: #
4: # $Id: lonprintout.pm,v 1.377 2005/07/05 18:15:25 albertel 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' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'],
449: '2' => ['6.0 in','7.1 in','-1 in','-1 in','5 in']
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' => ['16 in','9.8 in','-0.57 in','-0.57 in','-0.5 in'],
459: '2' => ['16 in','4.9 in','-0.57 in','-0.57 in','-0.5 in']
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: #removes more than one empty space
654: $result =~ s|(\s\s+)|($1=~/[\n\r]/)?"\n":" "|ge;
655: $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
656: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
657: $result =~ s/{\\par }\s*\\\\/\\\\/gm;
658: $result =~ s/\\\\\s+\[/ \[/g;
659: #conversion of html characters to LaTeX equivalents
660: if ($result =~ m/&(\w+|#\d+);/) {
661: $result = &character_chart($result);
662: }
663: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
664: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
665:
666: return $result;
667: }
668:
669:
670: sub index_table {
671: my $currentURL = shift;
672: my $insex_string='';
673: $currentURL=~s/\.([^\/+])$/\.$1\.meta/;
674: $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');
675: return $insex_string;
676: }
677:
678:
679: sub IndexCreation {
680: my ($texversion,$currentURL)=@_;
681: my @key_words=split(/,/,&index_table($currentURL));
682: my $chunk='';
683: my $st=index $texversion,'\addcontentsline{toc}{subsection}{';
684: if ($st>0) {
685: for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}
686: $chunk=substr($texversion,0,$st+1);
687: substr($texversion,0,$st+1)=' ';
688: }
689: foreach my $key_word (@key_words) {
690: if ($key_word=~/\S+/) {
691: $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;
692: }
693: }
694: if ($st>0) {substr($texversion,0,1)=$chunk;}
695: return $texversion;
696: }
697:
698: sub print_latex_header {
699: my $mode=shift;
700: my $output='\documentclass[letterpaper]{article}';
701: if (($mode eq 'batchmode') || (!$env{'request.role.adv'})) {
702: $output.='\batchmode';
703: }
704: $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'."\n".
705: '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'."\n".
706: '\usepackage[dvips]{graphicx}\usepackage{epsfig}'."\n".
707: '\usepackage{picins}\usepackage{calc}'."\n".
708: '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'."\n".
709: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'."\n".
710: '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'."\n".
711: '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'."\n".
712: '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
713: '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'."\n".
714: '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'."\n".
715: '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'."\n".
716: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'."\n".
717: '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'."\n".
718: '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'."\n".
719: '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
720: '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}'."\n";
721: return $output;
722: }
723:
724: sub path_to_problem {
725: my ($urlp,$colwidth)=@_;
726: my $newurlp = '';
727: $colwidth=~s/\s*mm\s*$//;
728: #characters average about 2 mm in width
729: if (length($urlp)*2 > $colwidth) {
730: my @elements = split '/',$urlp;
731: my $curlength=0;
732: foreach my $element (@elements) {
733: if ($curlength+(length($element)*2) > $colwidth) {
734: $newurlp .= '|\vskip -1 mm \noindent \verb|';
735: $curlength=0;
736: } else {
737: $curlength+=length($element)*2;
738: }
739: $newurlp.='/'.$element;
740: }
741: } else {
742: $newurlp=$urlp;
743: }
744: return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
745: }
746:
747: sub recalcto_mm {
748: my $textwidth=shift;
749: my $LaTeXwidth;
750: if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) {
751: $LaTeXwidth = $1*10;
752: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) {
753: $LaTeXwidth = $1;
754: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) {
755: $LaTeXwidth = $1*25.4;
756: }
757: $LaTeXwidth.=' mm';
758: return $LaTeXwidth;
759: }
760:
761: sub get_textwidth {
762: my ($helper,$LaTeXwidth)=@_;
763: my $textwidth=$LaTeXwidth;
764: if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
765: $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
766: $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
767: $helper->{'VARS'}->{'pagesize.widthunit'});
768: }
769: return $textwidth;
770: }
771:
772:
773: sub unsupported {
774: my ($currentURL,$mode)=@_;
775: if ($mode ne '') {$mode='\\'.$mode}
776: my $result.= &print_latex_header($mode);
777: if ($currentURL=~/\/ext\//) {
778: $result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' ';
779: } else {
780: $result.=$currentURL;
781: }
782: $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
783: return $result;
784: }
785:
786:
787: #
788: # Retrieve the hash of page breaks.
789: #
790: # Inputs:
791: # helper - reference to helper object.
792: # Outputs
793: # A reference to a page break hash.
794: #
795: #
796:
797: sub get_page_breaks {
798: my ($helper) = @_;
799: my %page_breaks;
800:
801: foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {
802: $page_breaks{$break} = 1;
803: }
804:
805: return %page_breaks;
806: }
807:
808: sub output_data {
809: my ($r,$helper,$rparmhash) = @_;
810: my %parmhash = %$rparmhash;
811: my $html=&Apache::lonxml::xmlbegin();
812: my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
813: $r->print(<<ENDPART);
814: $html
815: <head>
816: <script type="text/javascript" language="Javascript">
817: var editbrowser;
818: function openbrowser(formname,elementname,only,omit) {
819: var url = '/res/?';
820: if (editbrowser == null) {
821: url += 'launch=1&';
822: }
823: url += 'catalogmode=interactive&';
824: url += 'mode=parmset&';
825: url += 'form=' + formname + '&';
826: if (only != null) {
827: url += 'only=' + only + '&';
828: }
829: if (omit != null) {
830: url += 'omit=' + omit + '&';
831: }
832: url += 'element=' + elementname + '';
833: var title = 'Browser';
834: var options = 'scrollbars=1,resizable=1,menubar=0';
835: options += ',width=700,height=600';
836: editbrowser = open(url,title,options,'1');
837: editbrowser.focus();
838: }
839: </script>
840: <title>LON-CAPA output for printing</title>
841: </head>
842: $bodytag
843: Please stand by while processing your print request, this may take some time ...
844: ENDPART
845:
846:
847:
848: # fetch the pagebreaks and store them in the course environment
849: # The page breaks will be pulled into the hash %page_breaks which is
850: # indexed by symb and contains 1's for each break.
851:
852: $env{'form.pagebreaks'} = $helper->{'VARS'}->{'FINISHPAGE'};
853: $env{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'};
854: &Apache::loncommon::store_course_settings('print',
855: {'pagebreaks' => 'scalar',
856: 'lastprinttype' => 'scalar'});
857:
858: my %page_breaks = &get_page_breaks($helper);
859:
860: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
861: my ($result,$selectionmade) = ('','');
862: my $number_of_columns = 1; #used only for pages to determine the width of the cell
863: my @temporary_array=split /\|/,$format_from_helper;
864: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
865: if ($laystyle eq 'L') {
866: $laystyle='album';
867: } else {
868: $laystyle='book';
869: }
870: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
871: my $assignment = $env{'form.assignment'};
872: my $LaTeXwidth=&recalcto_mm($textwidth);
873: my @print_array=();
874: my @student_names=();
875:
876: # Common settings for the %form has:
877: # In some cases these settings get overriddent by specific cases, but the
878: # settings are common enough to make it worthwhile factoring them out
879: # here.
880: #
881: my %form;
882: $form{'grade_target'} = 'tex';
883: $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth);
884:
885: # If form.showallfoils is set, then request all foils be shown:
886: # privilege will be enforced both by not allowing the
887: # check box selecting this option to be presnt unless it's ok,
888: # and by lonresponse's priv. check.
889: # The if is here because lonresponse.pm only cares that
890: # showallfoils is defined, not what the value is.
891:
892: if ($helper->{'VARS'}->{'showallfoils'} eq "1") {
893: $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
894: }
895:
896: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
897: #-- single document - problem, page, html, xml, ...
898: my ($currentURL,$cleanURL);
899:
900: if ($helper->{'VARS'}->{'construction'} ne '1') {
901: #prints published resource
902: $currentURL=$helper->{'VARS'}->{'postdata'};
903: $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
904: } else {
905: #prints resource from the construction space
906: $currentURL='/'.$helper->{'VARS'}->{'filename'};
907: if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
908: $cleanURL=$currentURL;
909: }
910: $selectionmade = 1;
911: if ($cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
912: my $rndseed=time;
913: my $texversion='';
914: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
915: my %moreenv;
916: $moreenv{'request.filename'}=$cleanURL;
917: if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
918: $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};
919: my $dom = $env{'user.domain'};
920: my $user = $env{'user.name'};
921: my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);
922: }
923: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
924: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
925: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
926: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
927: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
928: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
929: if ($helper->{'VARS'}->{'curseed'}) {
930: $rndseed=$helper->{'VARS'}->{'curseed'};
931: }
932: $form{'rndseed'}=$rndseed;
933: &Apache::lonnet::appenv(%moreenv);
934: &Apache::lonnet::delenv('form.counter');
935: &Apache::lonxml::init_counter();
936: $resources_printed .= $currentURL.':';
937: $texversion.=&Apache::lonnet::ssi($currentURL,%form);
938: &Apache::lonnet::delenv('form.counter');
939: &Apache::lonnet::delenv('request.filename');
940: }
941: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
942: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
943: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
944: $form{'grade_target'}='answer';
945: $form{'answer_output_mode'}='tex';
946: $form{'rndseed'}=$rndseed;
947: $resources_printed .= $currentURL.':';
948: my $answer=&Apache::lonnet::ssi($currentURL,%form);
949: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
950: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
951: } else {
952: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
953: if ($helper->{'VARS'}->{'construction'} ne '1') {
954: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
955: $texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
956: } else {
957: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
958: my $URLpath=$cleanURL;
959: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
960: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
961: }
962: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
963: }
964: }
965: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
966: $texversion=&IndexCreation($texversion,$currentURL);
967: }
968: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
969: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
970:
971: }
972: $result .= $texversion;
973: if ($currentURL=~m/\.page\s*$/) {
974: ($result,$number_of_columns) = &page_cleanup($result);
975: }
976: } elsif ($currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {
977: #printing content of sequence from the construction space
978: my $flag_latex_header_remove = 'NO';
979: my $rndseed=time;
980: if ($helper->{'VARS'}->{'curseed'}) {
981: $rndseed=$helper->{'VARS'}->{'curseed'};
982: }
983: $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
984: my $errtext=&Apache::lonratedt::mapread($currentURL);
985: for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) {
986: $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/;
987: my $urlp=$2;
988: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
989: my $texversion='';
990: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
991: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
992: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
993: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
994: $form{'rndseed'}=$rndseed;
995: $resources_printed .=$urlp.':';
996: $texversion=&Apache::lonnet::ssi($urlp,%form);
997: }
998: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
999: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&
1000: ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
1001: $form{'grade_target'}='answer';
1002: $form{'answer_output_mode'}='tex';
1003: $form{'rndseed'}=$rndseed;
1004: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1005: if ($urlp=~/\/res\//) {$env{'request.state'}='published';}
1006: $resources_printed .= $urlp.':';
1007: my $answer=&Apache::lonnet::ssi($urlp,%form);
1008: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1009: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1010: } else {
1011: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1012: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
1013: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
1014: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1015: }
1016: }
1017: if ($flag_latex_header_remove ne 'NO') {
1018: $texversion = &latex_header_footer_remove($texversion);
1019: } else {
1020: $texversion =~ s/\\end{document}//;
1021: }
1022: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1023: $texversion=&IndexCreation($texversion,$urlp);
1024: }
1025: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URpL'} eq 'yes') {
1026: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1027: }
1028: $result.=$texversion;
1029: $flag_latex_header_remove = 'YES';
1030: } elsif ($urlp=~/\.(sequence|page)$/) {
1031: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
1032: }
1033: }
1034: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
1035: $result .= '\end{document}';
1036: } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1037: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1038: if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
1039: $resources_printed .= $currentURL.':';
1040: my $texversion=&Apache::lonnet::ssi($currentURL,%form);
1041: $result .= $texversion;
1042: } else {
1043: $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'});
1044: }
1045: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
1046: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
1047: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or
1048: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') or # BUGBUG
1049: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) {
1050: #-- produce an output string
1051: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
1052: $selectionmade = 2;
1053: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
1054: $selectionmade = 3;
1055: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
1056: $selectionmade = 4;
1057: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') { #BUGBUG
1058: $selectionmade = 4;
1059: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {
1060: $selectionmade = 7;
1061: }
1062: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1063: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1064: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1065: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1066: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
1067: my $flag_latex_header_remove = 'NO';
1068: my $flag_page_in_sequence = 'NO';
1069: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1070: my $prevassignment='';
1071: &Apache::lonnet::delenv('form.counter');
1072: &Apache::lonxml::init_counter();
1073: for (my $i=0;$i<=$#master_seq;$i++) {
1074:
1075: # Note due to document structure, not allowed to put \newpage
1076: # prior to the first resource
1077:
1078: if (defined $page_breaks{$master_seq[$i]}) {
1079: if($i != 0) {
1080: $result.="\\newpage\n";
1081: }
1082: }
1083: my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
1084: $urlp=&Apache::lonnet::clutter($urlp);
1085: $form{'symb'}=$master_seq[$i];
1086: my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);
1087: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem
1088: if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
1089: if ($i==0) {$prevassignment=$assignment;}
1090: my $texversion='';
1091: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1092: $resources_printed .= $urlp.':';
1093: $texversion.=&Apache::lonnet::ssi($urlp,%form);
1094: if ($urlp=~/\.page$/) {
1095: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
1096: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
1097: $texversion =~ s/\\end{document}\d*/\\end{document}/;
1098: $flag_page_in_sequence = 'YES';
1099: }
1100: my $lonidsdir=$r->dir_config('lonIDsDir');
1101: my $envfile=$env{'user.environment'};
1102: $envfile=~/\/([^\/]+)\.id$/;
1103: $envfile=$1;
1104: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1105: my $current_counter=$env{'form.counter'};
1106: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1107: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1108: $form{'grade_target'}='answer';
1109: $form{'answer_output_mode'}='tex';
1110: $resources_printed .= $urlp.':';
1111: my $answer=&Apache::lonnet::ssi($urlp,%form);
1112: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1113: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1114: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1115: } else {
1116: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
1117: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1118: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm ';
1119: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1120: $texversion.='\vskip 1 mm '.$answer;
1121: } else {
1122: $texversion='';
1123: }
1124: }
1125: }
1126: if ($flag_latex_header_remove ne 'NO') {
1127: $texversion = &latex_header_footer_remove($texversion);
1128: } else {
1129: $texversion =~ s/\\end{document}//;
1130: }
1131: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1132: $texversion=&IndexCreation($texversion,$urlp);
1133: }
1134: if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
1135: my $name = &get_name();
1136: my $courseidinfo = &get_course();
1137: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1138: $prevassignment=$assignment;
1139: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';
1140: }
1141: $result .= $texversion;
1142: $flag_latex_header_remove = 'YES';
1143: } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1144: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1145: if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
1146: $resources_printed .= $urlp.':';
1147: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1148: if ($flag_latex_header_remove ne 'NO') {
1149: $texversion = &latex_header_footer_remove($texversion);
1150: } else {
1151: $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
1152: }
1153: $result .= $texversion;
1154: $flag_latex_header_remove = 'YES';
1155: } else {
1156: $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'});
1157: if ($flag_latex_header_remove ne 'NO') {
1158: $texversion = &latex_header_footer_remove($texversion);
1159: } else {
1160: $texversion =~ s/\\end{document}//;
1161: }
1162: $result .= $texversion;
1163: $flag_latex_header_remove = 'YES';
1164: }
1165: if (&Apache::loncommon::connection_aborted($r)) { last; }
1166: }
1167: &Apache::lonnet::delenv('form.counter');
1168: if ($flag_page_in_sequence eq 'YES') {
1169: $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
1170: }
1171: $result .= '\end{document}';
1172: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||
1173: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){
1174:
1175:
1176: #-- prints assignments for whole class or for selected students
1177: my $type;
1178: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
1179: $selectionmade=5;
1180: $type='problems';
1181: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {
1182: $selectionmade=8;
1183: $type='resources';
1184: }
1185: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
1186: # The normal sort order is by section then by students within the
1187: # section. If the helper var student_sort is 1, then the user has elected
1188: # to override this and output the students by name.
1189: # Each element of the students array is of the form:
1190: # username:domain:section:last, first:status
1191: #
1192: #
1193: if ($helper->{'VARS'}->{'student_sort'} eq 1) {
1194: @students = sort compare_names @students;
1195: }
1196: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
1197: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
1198: $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
1199: }
1200: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1201:
1202: #loop over students
1203: my $flag_latex_header_remove = 'NO';
1204: my %moreenv;
1205: $moreenv{'instructor_comments'}='hide';
1206: $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1207: $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1208: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1209: $moreenv{'suppress_tries'} = $parmhash{'suppress_tries'};
1210: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}
1211: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
1212: my $student_counter=-1;
1213: foreach my $person (@students) {
1214:
1215: my $duefile="/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
1216: if (-e $duefile) {
1217: my $temp_file = Apache::File->new('>>'.$duefile);
1218: print $temp_file "1969\n";
1219: }
1220: $student_counter++;
1221: my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
1222: my ($output,$fullname, $printed)=&print_resources($r,$helper,
1223: $person,$type,
1224: \%moreenv,\@master_seq,
1225: $flag_latex_header_remove,
1226: $LaTeXwidth);
1227: $resources_printed .= ":";
1228: $print_array[$i].=$output;
1229: $student_names[$i].=$person.':'.$fullname.'_END_';
1230: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
1231: $flag_latex_header_remove = 'YES';
1232: if (&Apache::loncommon::connection_aborted($r)) { last; }
1233: }
1234: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1235: $result .= $print_array[0].' \end{document}';
1236: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') ||
1237: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) {
1238: my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
1239: my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
1240: my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
1241: my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
1242: my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
1243: my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
1244: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1245: my $seed=time+($$<<16)+($$);
1246: my @allcodes;
1247: if ($old_name) {
1248: my %result=&Apache::lonnet::get('CODEs',[$old_name],$cdom,$cnum);
1249: @allcodes=split(',',$result{$old_name});
1250: $num_todo=scalar(@allcodes);
1251: } else {
1252: my %allcodes;
1253: srand($seed);
1254: for (my $i=0;$i<$num_todo;$i++) {
1255: $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,'6');
1256: }
1257: if ($code_name) {
1258: &Apache::lonnet::put('CODEs',
1259: {$code_name =>join(',',keys(%allcodes))},
1260: $cdom,$cnum);
1261: }
1262: @allcodes=keys(%allcodes);
1263: }
1264: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1265: my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});
1266: my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
1267: if ($number_per_page eq '0' || $number_per_page eq 'all') {
1268: $number_per_page=$num_todo;
1269: }
1270: my $flag_latex_header_remove = 'NO';
1271: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
1272: my $count=0;
1273: foreach my $code (sort(@allcodes)) {
1274: my $file_num=int($count/$number_per_page);
1275: $moreenv{'CODE'}=&num_to_letters($code);
1276: my ($output,$fullname, $printed)=
1277: &print_resources($r,$helper,'anonymous',$type,\%moreenv,
1278: \@master_seq,$flag_latex_header_remove,
1279: $LaTeXwidth);
1280: $resources_printed .= ":";
1281: $print_array[$file_num].=$output;
1282: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
1283: &mt('last assignment').' '.$fullname);
1284: $flag_latex_header_remove = 'YES';
1285: $count++;
1286: if (&Apache::loncommon::connection_aborted($r)) { last; }
1287: }
1288: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1289: $result .= $print_array[0].' \end{document}';
1290: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {
1291: #prints selected problems from the subdirectory
1292: $selectionmade = 6;
1293: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1294: @list_of_files=sort @list_of_files;
1295: my $flag_latex_header_remove = 'NO';
1296: my $rndseed=time;
1297: if ($helper->{'VARS'}->{'curseed'}) {
1298: $rndseed=$helper->{'VARS'}->{'curseed'};
1299: }
1300: for (my $i=0;$i<=$#list_of_files;$i++) {
1301: my $urlp = $list_of_files[$i];
1302: $urlp=~s|//|/|;
1303: if ($urlp=~/\//) {
1304: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1305: $form{'rndseed'}=$rndseed;
1306: if ($urlp =~ m|/home/([^/]+)/public_html|) {
1307: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
1308: } else {
1309: $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
1310: }
1311: $resources_printed .= $urlp.':';
1312: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1313: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1314: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1315: $form{'grade_target'}='answer';
1316: $form{'answer_output_mode'}='tex';
1317: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1318: $form{'rndseed'}=$rndseed;
1319: $resources_printed .= $urlp.':';
1320: my $answer=&Apache::lonnet::ssi($urlp,%form);
1321: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1322: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1323: } else {
1324: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1325: if ($helper->{'VARS'}->{'construction'} ne '1') {
1326: $texversion.='\vskip 0 mm \noindent ';
1327: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1328: } else {
1329: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1330: my $URLpath=$urlp;
1331: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
1332: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
1333: }
1334: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1335: }
1336: }
1337: #this chunck is responsible for printing the path to problem
1338: my $newurlp=$urlp;
1339: if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
1340: $newurlp=&path_to_problem($newurlp,$LaTeXwidth);
1341: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
1342: if ($flag_latex_header_remove ne 'NO') {
1343: $texversion = &latex_header_footer_remove($texversion);
1344: } else {
1345: $texversion =~ s/\\end{document}//;
1346: }
1347: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1348: $texversion=&IndexCreation($texversion,$urlp);
1349: }
1350: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
1351: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1352:
1353: }
1354: $result .= $texversion;
1355: }
1356: $flag_latex_header_remove = 'YES';
1357: }
1358: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1359: $result .= '\end{document}';
1360: }
1361: #-------------------------------------------------------- corrections for the different page formats
1362: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);
1363: $result = &latex_corrections($number_of_columns,$result,$selectionmade);
1364: for (my $i=1;$i<=$#print_array;$i++) {$print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i],$selectionmade);}
1365: #changes page's parameters for the one column output
1366: if ($numberofcolumns == 1) {
1367: $result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
1368: $result =~ s/\\textheight\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
1369: $result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1370: $result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1371: }
1372:
1373: #-- writing .tex file in prtspool
1374: my $temp_file;
1375: my $identifier = &Apache::loncommon::get_cgi_id();
1376: my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_".$identifier.".tex";
1377: if (!($#print_array>0)) {
1378: unless ($temp_file = Apache::File->new('>'.$filename)) {
1379: $r->log_error("Couldn't open $filename for output $!");
1380: return SERVER_ERROR;
1381: }
1382: print $temp_file $result;
1383: my $begin=index($result,'\begin{document}',0);
1384: my $inc=substr($result,0,$begin+16);
1385: } else {
1386: my $begin=index($result,'\begin{document}',0);
1387: my $inc=substr($result,0,$begin+16);
1388: for (my $i=0;$i<=$#print_array;$i++) {
1389: if ($i==0) {
1390: $print_array[$i]=$result;
1391: } else {
1392: my $anobegin=index($print_array[$i],'\setcounter{page}',0);
1393: substr($print_array[$i],0,$anobegin)='';
1394: $print_array[$i]=$inc.$print_array[$i].'\end{document}';
1395: }
1396: my $temp_file;
1397: my $newfilename=$filename;
1398: my $num=$i+1;
1399: $newfilename =~s/\.tex$/_$num\.tex/;
1400: unless ($temp_file = Apache::File->new('>'.$newfilename)) {
1401: $r->log_error("Couldn't open $newfilename for output $!");
1402: return SERVER_ERROR;
1403: }
1404: print $temp_file $print_array[$i];
1405: }
1406: }
1407: my $student_names='';
1408: if ($#print_array>0) {
1409: for (my $i=0;$i<=$#print_array;$i++) {
1410: $student_names.=$student_names[$i].'_ENDPERSON_';
1411: }
1412: } else {
1413: if ($#student_names>-1) {
1414: $student_names=$student_names[0].'_ENDPERSON_';
1415: } else {
1416: my $fullname = &get_name($env{'user.name'},$env{'user.domain'});
1417: $student_names=join(':',$env{'user.name'},$env{'user.domain'},
1418: $env{'request.course.sec'},$fullname).
1419: '_ENDPERSON_'.'_END_';
1420: }
1421: }
1422:
1423: my $URLback=''; #link to original document
1424: if ($helper->{'VARS'}->{'construction'} ne '1') {
1425: #prints published resource
1426: $URLback=&Apache::lonnet::escape('/adm/flip?postdata=return:');
1427: } else {
1428: #prints resource from the construction space
1429: $URLback='/'.$helper->{'VARS'}->{'filename'};
1430: if ($URLback=~/([^?]+)/) {
1431: $URLback=$1;
1432: $URLback=~s|^/~|/priv/|;
1433: }
1434: }
1435: # logic for now is too complex to trace if this has been defined
1436: # yet.
1437: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1438: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
1439: &Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename,
1440: 'cgi.'.$identifier.'.layout' => $laystyle,
1441: 'cgi.'.$identifier.'.numcol' => $numberofcolumns,
1442: 'cgi.'.$identifier.'.paper' => $papersize,
1443: 'cgi.'.$identifier.'.selection' => $selectionmade,
1444: 'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
1445: 'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
1446: 'cgi.'.$identifier.'.role' => $env{'request.role.adv'},
1447: 'cgi.'.$identifier.'.numberoffiles' => $#print_array,
1448: 'cgi.'.$identifier.'.studentnames' => $student_names,
1449: 'cgi.'.$identifier.'.backref' => $URLback,);
1450: &Apache::lonnet::appenv("cgi.$identifier.user" => $env{'user.name'},
1451: "cgi.$identifier.domain" => $env{'user.domain'},
1452: "cgi.$identifier.courseid" => $cnum,
1453: "cgi.$identifier.coursedom" => $cdom,
1454: "cgi.$identifier.resources" => $resources_printed);
1455:
1456: $r->print(<<FINALEND);
1457: <br />
1458: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
1459: <a href="/cgi-bin/printout.pl?$identifier">Continue</a>
1460: </body>
1461: </html>
1462: FINALEND
1463: }
1464:
1465: sub num_to_letters {
1466: my ($num) = @_;
1467: my @nums= split('',$num);
1468: my @num_to_let=('A'..'Z');
1469: my $word;
1470: foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
1471: return $word;
1472: }
1473:
1474: sub get_CODE {
1475: my ($all_codes,$num,$seed,$size)=@_;
1476: my $max='1'.'0'x$size;
1477: my $newcode;
1478: while(1) {
1479: $newcode=sprintf("%06d",int(rand($max)));
1480: if (!exists($$all_codes{$newcode})) {
1481: $$all_codes{$newcode}=1;
1482: return &num_to_letters($newcode);
1483: }
1484: }
1485: }
1486:
1487: sub print_resources {
1488: my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,
1489: $LaTeXwidth)=@_;
1490: my $current_output = '';
1491: my $printed = '';
1492: my ($username,$userdomain,$usersection) = split /:/,$person;
1493: my $fullname = &get_name($username,$userdomain);
1494: my $namepostfix;
1495: if ($person =~ 'anon') {
1496: $namepostfix="\\\\Name: ";
1497: $fullname = "CODE - ".$moreenv->{'CODE'};
1498: }
1499: my $i = 0;
1500: #goes through all resources, checks if they are available for
1501: #current student, and produces output
1502: &Apache::lonnet::delenv('form.counter');
1503: &Apache::lonxml::init_counter();
1504:
1505: my %page_breaks = &get_page_breaks($helper);
1506:
1507: foreach my $curresline (@{$master_seq}) {
1508: if (defined $page_breaks{$curresline}) {
1509: if($i != 0) {
1510: $current_output.= "\\newpage\n";
1511: }
1512: }
1513: $i++;
1514: if ( !($type eq 'problems' &&
1515: ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {
1516: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
1517: if (&Apache::lonnet::allowed('bre',$res_url)) {
1518: if ($res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1519: $printed .= $curresline.':';
1520: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
1521: my $lonidsdir=$r->dir_config('lonIDsDir');
1522: my $envfile=$env{'user.environment'};
1523: $envfile=~/\/([^\/]+)\.id$/;
1524: $envfile=$1;
1525: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1526: my $current_counter=$env{'form.counter'};
1527: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1528: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1529: $moreenv->{'answer_output_mode'}='tex';
1530: $moreenv->{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1531: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$env{'request.course.id'},%{$moreenv});
1532: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1533: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1534: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
1535: } else {
1536: $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1537: $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
1538: $rendered.=&path_to_problem ($curresline,$LaTeXwidth);
1539: $rendered.='\vskip 1 mm '.$ansrendered;
1540: }
1541: }
1542: if ($remove_latex_header eq 'YES') {
1543: $rendered = &latex_header_footer_remove($rendered);
1544: } else {
1545: $rendered =~ s/\\end{document}//;
1546: }
1547: $current_output .= $rendered;
1548: } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1549: $printed .= $curresline.':';
1550: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv);
1551: my $lonidsdir=$r->dir_config('lonIDsDir');
1552: my $envfile=$env{'user.environment'};
1553: $envfile=~/\/([^\/]+)\.id$/;
1554: $envfile=$1;
1555: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1556: my $current_counter=$env{'form.counter'};
1557: if ($remove_latex_header eq 'YES') {
1558: $rendered = &latex_header_footer_remove($rendered);
1559: } else {
1560: $rendered =~ s/\\end{document}//;
1561: }
1562: $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
1563: } else {
1564: my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'});
1565: if ($remove_latex_header ne 'NO') {
1566: $rendered = &latex_header_footer_remove($rendered);
1567: } else {
1568: $rendered =~ s/\\end{document}//;
1569: }
1570: $current_output .= $rendered;
1571: }
1572: }
1573: $remove_latex_header = 'YES';
1574: }
1575: if (&Apache::loncommon::connection_aborted($r)) { last; }
1576: }
1577: my $courseidinfo = &get_course();
1578: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1579: if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}
1580: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
1581: if ($current_output=~/\\documentclass/) {
1582: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;
1583: } else {
1584: my $blankpages = '';
1585: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}
1586: $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$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;
1587: }
1588: return ($current_output,$fullname, $printed);
1589:
1590: }
1591:
1592: sub handler {
1593:
1594: my $r = shift;
1595: my $helper;
1596:
1597: # my $loaderror=&Apache::lonnet::overloaderror($r);
1598: # if ($loaderror) { return $loaderror; }
1599: # $loaderror=
1600: # &Apache::lonnet::overloaderror($r,
1601: # $env{'course.'.$env{'request.course.id'}.'.home'});
1602: # if ($loaderror) { return $loaderror; }
1603:
1604: my $result = printHelper($r);
1605: if (!ref($result)) {
1606: return $result;
1607: }
1608: $helper = $result;
1609:
1610: # my $key;
1611: # foreach $key (keys %{$helper->{'VARS'}}) {
1612: # $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
1613: # }
1614: # foreach $key (keys %env) {
1615: # $r->print(' '.$key.'->'.$env{$key}.'<-<br />');
1616: # }
1617: # return OK;
1618:
1619: my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
1620:
1621: # my $key;
1622: # foreach $key (keys %parmhash) {
1623: # $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />');
1624: # }
1625: #
1626:
1627:
1628: # If a figure conversion queue file exists for this user.domain
1629: # we delete it since it can only be bad (if it were good, printout.pl
1630: # would have deleted it the last time around.
1631:
1632: my $conversion_queuefile = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat";
1633: if(-e $conversion_queuefile) {
1634: unlink $conversion_queuefile;
1635: }
1636: &output_data($r,$helper,\%parmhash);
1637: return OK;
1638: }
1639:
1640: use Apache::lonhelper;
1641:
1642: sub addMessage {
1643: my $text = shift;
1644: my $paramHash = Apache::lonhelper::getParamHash();
1645: $paramHash->{MESSAGE_TEXT} = $text;
1646: Apache::lonhelper::message->new();
1647: }
1648:
1649: use Data::Dumper;
1650:
1651: sub printHelper {
1652: my $r = shift;
1653:
1654: if ($r->header_only) {
1655: if ($env{'browser.mathml'}) {
1656: &Apache::loncommon::content_type($r,'text/xml');
1657: } else {
1658: &Apache::loncommon::content_type($r,'text/html');
1659: }
1660: $r->send_http_header;
1661: return OK;
1662: }
1663:
1664: # Send header, nocache
1665: if ($env{'browser.mathml'}) {
1666: &Apache::loncommon::content_type($r,'text/xml');
1667: } else {
1668: &Apache::loncommon::content_type($r,'text/html');
1669: }
1670: &Apache::loncommon::no_cache($r);
1671: $r->send_http_header;
1672: $r->rflush();
1673:
1674: # Unfortunately, this helper is so complicated we have to
1675: # write it by hand
1676:
1677: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
1678:
1679: my $helper = Apache::lonhelper::helper->new("Printing Helper");
1680: $helper->declareVar('symb');
1681: $helper->declareVar('postdata');
1682: $helper->declareVar('curseed');
1683: $helper->declareVar('probstatus');
1684: $helper->declareVar('filename');
1685: $helper->declareVar('construction');
1686: $helper->declareVar('assignment');
1687: $helper->declareVar('style_file');
1688: $helper->declareVar('student_sort');
1689: $helper->declareVar('FINISHPAGE');
1690: $helper->declareVar('PRINT_TYPE');
1691: $helper->declareVar("showallfoils");
1692:
1693: # The page breaks can get loaded initially from the course environment:
1694:
1695: if((!defined($env{"form.CURRENT_STATE"})) ||
1696: ($env{'form.CURRENT_STATE'} == "START")) {
1697: $helper->{VARS}->{FINISHPAGE} = ""; # In case they did a back e.g.
1698: }
1699:
1700:
1701:
1702: &Apache::loncommon::restore_course_settings('print',
1703: {'pagebreaks' => 'scalar',
1704: 'lastprinttype' => 'scalar'});
1705:
1706:
1707: if("$helper->{VARS}->{PRINT_TYPE}" eq "$env{'form.lastprinttype'}") {
1708: $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'};
1709: }
1710:
1711:
1712: # This will persistently load in the data we want from the
1713: # very first screen.
1714: # Detect whether we're coming from construction space
1715: if ($env{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {
1716: $helper->{VARS}->{'filename'} = "~$1/$2";
1717: $helper->{VARS}->{'construction'} = 1;
1718: } else {
1719: if ($env{'form.postdata'}) {
1720: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'});
1721: }
1722: if ($env{'form.symb'}) {
1723: $helper->{VARS}->{'symb'} = $env{'form.symb'};
1724: }
1725: if ($env{'form.url'}) {
1726: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1727: }
1728: }
1729:
1730: if ($env{'form.symb'}) {
1731: $helper->{VARS}->{'symb'} = $env{'form.symb'};
1732: }
1733: if ($env{'form.url'}) {
1734: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1735:
1736: }
1737: $helper->{VARS}->{'symb'}=
1738: &Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
1739: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
1740: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1741:
1742:
1743: # Extract map
1744: my $symb = $helper->{VARS}->{'symb'};
1745: my ($map, $id, $url);
1746: my $subdir;
1747:
1748: # Get the resource name from construction space
1749: if ($helper->{VARS}->{'construction'}) {
1750: $resourceTitle = substr($helper->{VARS}->{'filename'},
1751: rindex($helper->{VARS}->{'filename'}, '/')+1);
1752: $subdir = substr($helper->{VARS}->{'filename'},
1753: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
1754: } else {
1755: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
1756: $helper->{VARS}->{'postdata'} =
1757: &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
1758:
1759: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1760: my $postdata = $helper->{VARS}->{'postdata'};
1761: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
1762: }
1763: $subdir = &Apache::lonnet::filelocation("", $url);
1764: }
1765: if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) {
1766: $helper->{VARS}->{'curseed'}=$env{'form.curseed'};
1767: }
1768: if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) {
1769: $helper->{VARS}->{'probstatus'}=$env{'form.problemtype'};
1770: }
1771:
1772: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
1773: my $userPriviledged = ($env{'request.role'}=~m/^cc\./ or
1774: $env{'request.role'}=~m/^in\./ or
1775: $env{'request.role'}=~m/^ta\./);
1776:
1777: Apache::lonhelper::registerHelperTags();
1778:
1779: # "Delete everything after the last slash."
1780: $subdir =~ s|/[^/]+$||;
1781: if (not $helper->{VARS}->{'construction'}) {
1782: $subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir;
1783: }
1784: # "Remove all duplicate slashes."
1785: $subdir =~ s|/+|/|g;
1786:
1787: # What can be printed is a very dynamic decision based on
1788: # lots of factors. So we need to dynamically build this list.
1789: # To prevent security leaks, states are only added to the wizard
1790: # if they can be reached, which ensures manipulating the form input
1791: # won't allow anyone to reach states they shouldn't have permission
1792: # to reach.
1793:
1794: # printChoices is tracking the kind of printing the user can
1795: # do, and will be used in a choices construction later.
1796: # In the meantime we will be adding states and elements to
1797: # the helper by hand.
1798: my $printChoices = [];
1799: my $paramHash;
1800:
1801: if ($resourceTitle) {
1802: push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE'];
1803: }
1804:
1805: # Useful filter strings
1806: my $isProblem = '($res->is_problem()||$res->contains_problem) ';
1807: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1808: my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()';
1809: my $isNotMap = '!$res->is_sequence()';
1810: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
1811: my $isMap = '$res->is_map()';
1812: my $symbFilter = '$res->shown_symb()';
1813: my $urlValue = '$res->link()';
1814:
1815: $helper->declareVar('SEQUENCE');
1816:
1817: # Useful for debugging: Dump the help vars
1818: # $r->print(Dumper($helper->{VARS}));
1819: # $r->print($map);
1820:
1821: # If we're in a sequence...
1822: if (($helper->{'VARS'}->{'construction'} ne '1') &&
1823:
1824: $helper->{VARS}->{'postdata'} &&
1825: $helper->{VARS}->{'assignment'}) {
1826: # Allow problems from sequence
1827: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1828: # Allow all resources from sequence
1829: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1830:
1831: my $helperFragment = <<HELPERFRAGMENT;
1832: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
1833: <message>(mark them then click "next" button) <br /></message>
1834: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1835: closeallpages="1">
1836: <nextstate>PAGESIZE</nextstate>
1837: <filterfunc>return $isProblem;</filterfunc>
1838: <mapurl>$map</mapurl>
1839: <valuefunc>return $symbFilter;</valuefunc>
1840: <option text='Newpage' variable='FINISHPAGE' />
1841: </resource>
1842: </state>
1843:
1844: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
1845: <message>(mark them then click "next" button) <br /></message>
1846: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1847: closeallpages="1">
1848: <nextstate>PAGESIZE</nextstate>
1849: <filterfunc>return $isNotMap;</filterfunc>
1850: <mapurl>$map</mapurl>
1851: <valuefunc>return $symbFilter;</valuefunc>
1852: <option text='Newpage' variable='FINISHPAGE' />
1853: </resource>
1854: </state>
1855: HELPERFRAGMENT
1856:
1857: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1858: }
1859:
1860: # If the user is privileged, allow them to print all
1861: # problems and resources in the entier course, optionally for selected students
1862: if ($userPriviledged &&
1863: ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) {
1864:
1865: push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
1866: push @{$printChoices}, ['<b>Resources</b> from <b>entire course</b>', 'all_resources', 'ALL_RESOURCES'];
1867: &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS);
1868: <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
1869: <message>(mark them then click "next" button) <br /></message>
1870: <resource variable="RESOURCES" toponly='0' multichoice="1"
1871: suppressEmptySequences='0' addstatus="1" closeallpages="1">
1872: <nextstate>PAGESIZE</nextstate>
1873: <filterfunc>return $isProblemOrMap;</filterfunc>
1874: <choicefunc>return $isNotMap;</choicefunc>
1875: <valuefunc>return $symbFilter;</valuefunc>
1876: <option text='Newpage' variable='FINISHPAGE' />
1877: </resource>
1878: </state>
1879: <state name="ALL_RESOURCES" title="Select Resource(s) to print">
1880: <message>(Mark them then click "next" button) <br /> </message>
1881: <resource variable="RESOURCES" toponly='0' multichoice='1'
1882: suppressEmptySequences='0' addstatus='1' closeallpages='1'>
1883: <nextstate>PAGESIZE</nextstate>
1884: <filterfunc>return $isNotMap; </filterfunc>
1885: <valuefunc>return $symbFilter;</valuefunc>
1886: <option text='NewPage' variable='FINISHPAGE' />
1887: </resource>
1888: </state>
1889: ALL_PROBLEMS
1890:
1891: if ($helper->{VARS}->{'assignment'}) {
1892: 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'];
1893: 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'];
1894: }
1895: my $resource_selector=<<RESOURCE_SELECTOR;
1896: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1897: <resource variable="RESOURCES" multichoice="1" addstatus="1"
1898: closeallpages="1">
1899: <filterfunc>return $isProblem;</filterfunc>
1900: <mapurl>$map</mapurl>
1901: <valuefunc>return $symbFilter;</valuefunc>
1902: <option text='New Page' variable='FINISHPAGE' />
1903: </resource>
1904: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1905: <choices variable="EMPTY_PAGES">
1906: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1907: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1908: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1909: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1910: </choices>
1911: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
1912: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
1913: RESOURCE_SELECTOR
1914:
1915: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
1916: <state name="CHOOSE_STUDENTS" title="Select Students and Resources">
1917: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" coursepersonnel="1"/>
1918: <message><b>Select sort order</b> </message>
1919: <choices variable='student_sort'>
1920: <choice computer='0'>Sort by section then student</choice>
1921: <choice computer='1'>Sort by students across sections.</choice>
1922: </choices>
1923: $resource_selector
1924: </state>
1925: CHOOSE_STUDENTS
1926:
1927: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
1928: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1929: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
1930: my $namechoice='<choice></choice>';
1931: foreach my $name (sort {uc($a) cmp uc($b)} @names) {
1932: if ($name =~ /^error: 2 /) { next; }
1933: $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
1934: }
1935: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);
1936: <state name="CHOOSE_ANON1" title="Select Students and Resources">
1937: <nextstate>PAGESIZE</nextstate>
1938: <message><hr width='33%' /></message>
1939: <message><table><tr><td><b>Number of anonymous assignments to print?</b></td><td></message>
1940: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
1941: <validator>
1942: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
1943: !\$helper->{'VARS'}{'REUSE_OLD_CODES'}) {
1944: return "You need to specify the number of assignments to print";
1945: }
1946: return undef;
1947: </validator>
1948: </string>
1949: <message></td></tr><tr><td></message>
1950: <message><b>Names to store the CODEs under for later:</b></message>
1951: <message></td><td></message>
1952: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
1953: <message></td></tr></table></message>
1954: <message><hr width='33%' /></message>
1955: <message><b>Reprint a set of saved CODEs:</b></message>
1956: <dropdown variable="REUSE_OLD_CODES">
1957: $namechoice
1958: </dropdown>
1959: <message><hr width='33%' /></message>
1960: $resource_selector
1961: </state>
1962: CHOOSE_ANON1
1963:
1964:
1965: if ($helper->{VARS}->{'assignment'}) {
1966: 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'];
1967: 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'];
1968: }
1969:
1970:
1971: $resource_selector=<<RESOURCE_SELECTOR;
1972: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1973: <resource variable="RESOURCES" multichoice="1" addstatus="1"
1974: closeallpages="1">
1975: <filterfunc>return $isNotMap;</filterfunc>
1976: <mapurl>$map</mapurl>
1977: <valuefunc>return $symbFilter;</valuefunc>
1978: <option text='Newpage' variable='FINISHPAGE' />
1979: </resource>
1980: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1981: <choices variable="EMPTY_PAGES">
1982: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1983: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1984: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1985: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1986: </choices>
1987: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
1988: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
1989: RESOURCE_SELECTOR
1990:
1991: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
1992: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
1993: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" coursepersonnel="1" />
1994: <choices variable='student_sort'>
1995: <choice computer='0'>Sort by section then student</choice>
1996: <choice computer='1'>Sort by students across sections.</choice>
1997: </choices>
1998:
1999: $resource_selector
2000: </state>
2001: CHOOSE_STUDENTS1
2002:
2003: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
2004: <state name="CHOOSE_ANON2" title="Select Students and Resources">
2005: <nextstate>PAGESIZE</nextstate>
2006: <message><table><tr><td><b>Number of anonymous assignments to print?</b></td><td></message>
2007: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
2008: <validator>
2009: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
2010: !\$helper->{'VARS'}{'REUSE_OLD_CODES'}) {
2011: return "You need to specify the number of assignments to print";
2012: }
2013: return undef;
2014: </validator>
2015: </string>
2016: <message></td></tr><tr><td></message>
2017: <message><b>Names to store the CODEs under for later:</b></message>
2018: <message></td><td></message>
2019: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
2020: <message></td></tr></table></message>
2021: <message><hr width='33%' /></message>
2022: <message><b>Reprint a set of saved CODEs:</b></message>
2023: <dropdown variable="REUSE_OLD_CODES">
2024: $namechoice
2025: </dropdown>
2026: <message><hr width='33%' /></message>
2027: $resource_selector
2028: </state>
2029: CHOOSE_ANON2
2030: }
2031:
2032: # FIXME: That RE should come from a library somewhere.
2033: if ((((&Apache::lonnet::allowed('bre',$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 $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {
2034: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
2035:
2036: my $f = '$filename';
2037: my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
2038: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
2039: <message>(mark them then click "next" button) <br /></message>
2040: <files variable="FILES" multichoice='1'>
2041: <nextstate>PAGESIZE</nextstate>
2042: <filechoice>return '$subdir';</filechoice>
2043: CHOOSE_FROM_SUBDIR
2044:
2045: # this is broken up because I really want interpolation above,
2046: # and I really DON'T want it below
2047: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
2048: <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
2049: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
2050: </filefilter>
2051: </files>
2052: </state>
2053: CHOOSE_FROM_SUBDIR
2054: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
2055: }
2056:
2057: # Allow the user to select any sequence in the course, feed it to
2058: # another resource selector for that sequence
2059: if (!$helper->{VARS}->{'construction'}) {
2060: push @$printChoices, ["<b>Resources</b> from <b>selected sequence</b> in course",
2061: 'select_sequences', 'CHOOSE_SEQUENCE'];
2062: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
2063: #Escape apostrophes and backslashes for Perl
2064: $escapedSequenceName =~ s/\\/\\\\/g;
2065: $escapedSequenceName =~ s/'/\\'/g;
2066: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
2067: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
2068: <message>Select the sequence to print resources from:</message>
2069: <resource variable="SEQUENCE">
2070: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
2071: <filterfunc>return \$res->is_sequence;</filterfunc>
2072: <valuefunc>return $urlValue;</valuefunc>
2073: <option text='Newpage' variable='FINISHPAGE' />
2074: </resource>
2075: </state>
2076: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
2077: <message>(mark desired resources then click "next" button) <br /></message>
2078: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
2079: closeallpages="1">
2080: <nextstate>PAGESIZE</nextstate>
2081: <filterfunc>return $isProblem</filterfunc>
2082: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
2083: <valuefunc>return $symbFilter;</valuefunc>
2084: <option text='Newpage' variable='FINISHPAGE' />
2085: </resource>
2086: </state>
2087: CHOOSE_FROM_ANY_SEQUENCE
2088: }
2089:
2090: # Generate the first state, to select which resources get printed.
2091: Apache::lonhelper::state->new("START", "Select Printing Options:");
2092: $paramHash = Apache::lonhelper::getParamHash();
2093: $paramHash->{MESSAGE_TEXT} = "";
2094: Apache::lonhelper::message->new();
2095: $paramHash = Apache::lonhelper::getParamHash();
2096: $paramHash->{'variable'} = 'PRINT_TYPE';
2097: $paramHash->{CHOICES} = $printChoices;
2098: Apache::lonhelper::choices->new();
2099:
2100: my $startedTable = 0; # have we started an HTML table yet? (need
2101: # to close it later)
2102:
2103: if (($env{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) or
2104: ($helper->{VARS}->{'construction'} eq '1')) {
2105: addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
2106: $paramHash = Apache::lonhelper::getParamHash();
2107: $paramHash->{'variable'} = 'ANSWER_TYPE';
2108: $helper->declareVar('ANSWER_TYPE');
2109: $paramHash->{CHOICES} = [
2110: ['Without Answers', 'yes'],
2111: ['With Answers', 'no'],
2112: ['Only Answers', 'only']
2113: ];
2114: Apache::lonhelper::dropdown->new();
2115: addMessage("</td></tr>");
2116: $startedTable = 1;
2117: }
2118:
2119: if ($env{'request.role.adv'}) {
2120: if (!$startedTable) {
2121: addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");
2122: $startedTable = 1;
2123: } else {
2124: addMessage("<tr><td align='right'>LaTeX mode: </td><td>");
2125: }
2126: $paramHash = Apache::lonhelper::getParamHash();
2127: $paramHash->{'variable'} = 'LATEX_TYPE';
2128: $helper->declareVar('LATEX_TYPE');
2129: if ($helper->{VARS}->{'construction'} eq '1') {
2130: $paramHash->{CHOICES} = [
2131: ['standard LaTeX mode', 'standard'],
2132: ['LaTeX batchmode', 'batchmode'], ];
2133: } else {
2134: $paramHash->{CHOICES} = [
2135: ['LaTeX batchmode', 'batchmode'],
2136: ['standard LaTeX mode', 'standard'] ];
2137: }
2138: Apache::lonhelper::dropdown->new();
2139:
2140: addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>");
2141: $paramHash = Apache::lonhelper::getParamHash();
2142: $paramHash->{'variable'} = 'TABLE_CONTENTS';
2143: $helper->declareVar('TABLE_CONTENTS');
2144: $paramHash->{CHOICES} = [
2145: ['No', 'no'],
2146: ['Yes', 'yes'] ];
2147: Apache::lonhelper::dropdown->new();
2148: addMessage("</td></tr>");
2149:
2150: if (not $helper->{VARS}->{'construction'}) {
2151: addMessage("<tr><td align='right'>Print Index: </td><td>");
2152: $paramHash = Apache::lonhelper::getParamHash();
2153: $paramHash->{'variable'} = 'TABLE_INDEX';
2154: $helper->declareVar('TABLE_INDEX');
2155: $paramHash->{CHOICES} = [
2156: ['No', 'no'],
2157: ['Yes', 'yes'] ];
2158: Apache::lonhelper::dropdown->new();
2159: addMessage("</td></tr>");
2160: addMessage("<tr><td align='right'>Print Discussions: </td><td>");
2161: $paramHash = Apache::lonhelper::getParamHash();
2162: $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';
2163: $helper->declareVar('PRINT_DISCUSSIONS');
2164: $paramHash->{CHOICES} = [
2165: ['No', 'no'],
2166: ['Yes', 'yes'] ];
2167: Apache::lonhelper::dropdown->new();
2168: addMessage("</td></tr>");
2169:
2170: # If advanced roles, then allow to show all foils.
2171:
2172: if ($env{'request.role.adv'}) {
2173: addMessage("<tr><td align = 'right'> </td><td>");
2174: $paramHash = Apache::lonhelper::getParamHash();
2175: $paramHash->{'multichoice'} = "true";
2176: $paramHash->{'allowempty'} = "true";
2177: $paramHash->{'variable'} = "showallfoils";
2178: $paramHash->{'CHOICES'} = [ ["Show all foils", "1"] ];
2179: Apache::lonhelper::choices->new();
2180: addMessage("</td></tr>");
2181: }
2182:
2183: }
2184:
2185: if ($helper->{'VARS'}->{'construction'}) {
2186: my $stylevalue=$env{'construct.style'};
2187: my $xmlfrag .= <<"RNDSEED";
2188: <message><tr><td align='right'>Use random seed: </td><td></message>
2189: <string variable="curseed" size="15" maxlength="15">
2190: <defaultvalue>
2191: return $helper->{VARS}->{'curseed'};
2192: </defaultvalue>
2193: </string>
2194: <message></td></tr><tr><td align="right">Use style file:</td><td></message>
2195: <message><input type="text" size="40" name="style_file_value" value="$stylevalue" /> <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><td></message>
2196: <message></td></tr></message>
2197: <choices allowempty="1" multichoice="true" variable="showallfoils">
2198: <choice computer="1">Show all foils?</choice>
2199: </choices>
2200: RNDSEED
2201: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
2202: $helper->{'VARS'}->{'style_file'}=$env{'form.style_file_value'};
2203:
2204: }
2205:
2206: }
2207:
2208:
2209:
2210:
2211: if ($startedTable) {
2212: addMessage("</table>");
2213: }
2214:
2215: Apache::lonprintout::page_format_state->new("FORMAT");
2216:
2217: # Generate the PAGESIZE state which will offer the user the margin
2218: # choices if they select one column
2219: Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
2220: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
2221:
2222:
2223: $helper->process();
2224:
2225: # MANUAL BAILOUT CONDITION:
2226: # If we're in the "final" state, bailout and return to handler
2227: if ($helper->{STATE} eq 'FINAL') {
2228: return $helper;
2229: }
2230:
2231: $r->print($helper->display());
2232:
2233: &Apache::lonhelper::unregisterHelperTags();
2234:
2235: return OK;
2236: }
2237:
2238:
2239: 1;
2240:
2241: package Apache::lonprintout::page_format_state;
2242:
2243: =pod
2244:
2245: =head1 Helper element: page_format_state
2246:
2247: See lonhelper.pm documentation for discussion of the helper framework.
2248:
2249: Apache::lonprintout::page_format_state is an element that gives the
2250: user an opportunity to select the page layout they wish to print
2251: with: Number of columns, portrait/landscape, and paper size. If you
2252: want to change the paper size choices, change the @paperSize array
2253: contents in this package.
2254:
2255: page_format_state is always directly invoked in lonprintout.pm, so there
2256: is no tag interface. You actually pass parameters to the constructor.
2257:
2258: =over 4
2259:
2260: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
2261:
2262: =back
2263:
2264: =cut
2265:
2266: use Apache::lonhelper;
2267:
2268: no strict;
2269: @ISA = ("Apache::lonhelper::element");
2270: use strict;
2271: use Apache::lonlocal;
2272: use Apache::lonnet;
2273:
2274: my $maxColumns = 2;
2275: # it'd be nice if these all worked
2276: #my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
2277: # "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
2278: # "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]",
2279: # "a5 [148x210 mm]", "a6 [105x148 mm]" );
2280: my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
2281: "a4 [210x297 mm]");
2282:
2283: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
2284: # Paper type
2285:
2286: sub new {
2287: my $self = Apache::lonhelper::element->new();
2288:
2289: shift;
2290:
2291: $self->{'variable'} = shift;
2292: my $helper = Apache::lonhelper::getHelper();
2293: $helper->declareVar($self->{'variable'});
2294: bless($self);
2295: return $self;
2296: }
2297:
2298: sub render {
2299: my $self = shift;
2300: my $helper = Apache::lonhelper::getHelper();
2301: my $result = '';
2302: my $var = $self->{'variable'};
2303: my $PageLayout=&mt('Page layout');
2304: my $NumberOfColumns=&mt('Number of columns');
2305: my $PaperType=&mt('Paper type');
2306: $result .= <<STATEHTML;
2307:
2308: <hr width="33%" />
2309: <table cellpadding="3">
2310: <tr>
2311: <td align="center"><b>$PageLayout</b></td>
2312: <td align="center"><b>$NumberOfColumns</b></td>
2313: <td align="center"><b>$PaperType</b></td>
2314: </tr>
2315: <tr>
2316: <td>
2317: <label><input type="radio" name="${var}.layout" value="L" /> Landscape </label><br />
2318: <label><input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait </label>
2319: </td>
2320: <td align="center">
2321: <select name="${var}.cols">
2322: STATEHTML
2323:
2324: my $i;
2325: for ($i = 1; $i <= $maxColumns; $i++) {
2326: if ($i == 2) {
2327: $result .= "<option value='$i' selected>$i</option>\n";
2328: } else {
2329: $result .= "<option value='$i'>$i</option>\n";
2330: }
2331: }
2332:
2333: $result .= "</select></td><td>\n";
2334: $result .= "<select name='${var}.paper'>\n";
2335:
2336: my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'});
2337: my $DefaultPaperSize=$parmhash{'default_paper_size'};
2338: if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
2339: $i = 0;
2340: foreach (@paperSize) {
2341: $_=~/(\w+)/;
2342: my $papersize=$1;
2343: if ($paperSize[$i]=~/$DefaultPaperSize/) {
2344: $result .= "<option selected value='$papersize'>" . $paperSize[$i] . "</option>\n";
2345: } else {
2346: $result .= "<option value='$papersize'>" . $paperSize[$i] . "</option>\n";
2347: }
2348: $i++;
2349: }
2350: $result .= "</select></td></tr></table>";
2351: return $result;
2352: }
2353:
2354: sub postprocess {
2355: my $self = shift;
2356:
2357: my $var = $self->{'variable'};
2358: my $helper = Apache::lonhelper->getHelper();
2359: $helper->{VARS}->{$var} =
2360: $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' .
2361: $env{"form.$var.paper"};
2362: return 1;
2363: }
2364:
2365: 1;
2366:
2367: package Apache::lonprintout::page_size_state;
2368:
2369: =pod
2370:
2371: =head1 Helper element: page_size_state
2372:
2373: See lonhelper.pm documentation for discussion of the helper framework.
2374:
2375: Apache::lonprintout::page_size_state is an element that gives the
2376: user the opportunity to further refine the page settings if they
2377: select a single-column page.
2378:
2379: page_size_state is always directly invoked in lonprintout.pm, so there
2380: is no tag interface. You actually pass parameters to the constructor.
2381:
2382: =over 4
2383:
2384: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
2385:
2386: =back
2387:
2388: =cut
2389:
2390: use Apache::lonhelper;
2391: use Apache::lonnet;
2392: no strict;
2393: @ISA = ("Apache::lonhelper::element");
2394: use strict;
2395:
2396:
2397:
2398: sub new {
2399: my $self = Apache::lonhelper::element->new();
2400:
2401: shift; # disturbs me (probably prevents subclassing) but works (drops
2402: # package descriptor)... - Jeremy
2403:
2404: $self->{'variable'} = shift;
2405: my $helper = Apache::lonhelper::getHelper();
2406: $helper->declareVar($self->{'variable'});
2407:
2408: # The variable name of the format element, so we can look into
2409: # $helper->{VARS} to figure out whether the columns are one or two
2410: $self->{'formatvar'} = shift;
2411:
2412: # The state to transition to after selection, or after discovering
2413: # the cols are not set to 1
2414: $self->{NEXTSTATE} = shift;
2415: bless($self);
2416: return $self;
2417: }
2418:
2419: sub render {
2420: my $self = shift;
2421: my $helper = Apache::lonhelper::getHelper();
2422: my $result = '';
2423: my $var = $self->{'variable'};
2424:
2425: if (defined $self->{ERROR_MSG}) {
2426: $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
2427: }
2428:
2429: $result .= <<ELEMENTHTML;
2430:
2431: <p>How should the column be formatted?</p>
2432:
2433: <table cellpadding='3'>
2434: <tr>
2435: <td align='right'><b>Width</b>:</td>
2436: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
2437: <td align='left'>
2438: <select name='$var.widthunit'>
2439: <option>cm</option><option>in</option>
2440: </select>
2441: </td>
2442: </tr>
2443: <tr>
2444: <td align='right'><b>Height</b>:</td>
2445: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
2446: <td align='left'>
2447: <select name='$var.heightunit'>
2448: <option>cm</option><option>in</option>
2449: </select>
2450: </td>
2451: </tr>
2452: <tr>
2453: <td align='right'><b>Left margin</b>:</td>
2454: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
2455: <td align='left'>
2456: <select name='$var.lmarginunit'>
2457: <option>cm</option><option>in</option>
2458: </select>
2459: </td>
2460: </tr>
2461: </table>
2462:
2463: <p>Hint: Some instructors like to leave scratch space for the student by
2464: making the width much smaller than the width of the page.</p>
2465:
2466: ELEMENTHTML
2467:
2468: return $result;
2469: }
2470:
2471: # If the user didn't select 1 column, skip this state.
2472: sub preprocess {
2473: my $self = shift;
2474: my $helper = Apache::lonhelper::getHelper();
2475:
2476: my $format = $helper->{VARS}->{$self->{'formatvar'}};
2477: if (substr($format, 2, 1) ne '1') {
2478: $helper->changeState($self->{NEXTSTATE});
2479: }
2480:
2481: return 1;
2482: }
2483:
2484: sub postprocess {
2485: my $self = shift;
2486:
2487: my $var = $self->{'variable'};
2488: my $helper = Apache::lonhelper->getHelper();
2489: my $width = $helper->{VARS}->{$var .'.width'} = $env{"form.${var}.width"};
2490: my $height = $helper->{VARS}->{$var .'.height'} = $env{"form.${var}.height"};
2491: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $env{"form.${var}.lmargin"};
2492: $helper->{VARS}->{$var .'.widthunit'} = $env{"form.${var}.widthunit"};
2493: $helper->{VARS}->{$var .'.heightunit'} = $env{"form.${var}.heightunit"};
2494: $helper->{VARS}->{$var .'.lmarginunit'} = $env{"form.${var}.lmarginunit"};
2495:
2496: my $error = '';
2497:
2498: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
2499: # by an optional period, followed by digits, ending the string
2500:
2501: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2502: $error .= "Invalid width; please type only a number.<br />\n";
2503: }
2504: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2505: $error .= "Invalid height; please type only a number.<br />\n";
2506: }
2507: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2508: $error .= "Invalid left margin; please type only a number.<br />\n";
2509: }
2510:
2511: if (!$error) {
2512: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
2513: return 1;
2514: } else {
2515: $self->{ERROR_MSG} = $error;
2516: return 0;
2517: }
2518: }
2519:
2520:
2521:
2522: __END__
2523:
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>