1: # The LearningOnline Network
2: # Printout
3: #
4: # $Id: lonprintout.pm,v 1.327 2004/08/19 01:23:32 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: use GDBM_File;
45:
46:
47: my %hash;
48: my $LaTeXwidth = 0;
49:
50:
51: sub latex_header_footer_remove {
52: my $text = shift;
53: $text =~ s/\\end{document}//;
54: $text =~ s/\\documentclass([^&]*)\\begin{document}//;
55: return $text;
56: }
57:
58:
59: sub character_chart {
60: my $result = shift;
61: $result =~ s/&\#0?0?(7|9);//g;
62: $result =~ s/&\#0?(10|13);//g;
63: $result =~ s/&\#0?32;/ /g;
64: $result =~ s/&\#0?33;/!/g;
65: $result =~ s/&(\#0?34|quot);/\"/g;
66: $result =~ s/&\#0?35;/\\\#/g;
67: $result =~ s/&\#0?36;/\\\$/g;
68: $result =~ s/&\#0?37;/\\%/g;
69: $result =~ s/&(\#0?38|amp);/\\&/g;
70: $result =~ s/&\#(0?39|146);/\'/g;
71: $result =~ s/&\#0?40;/(/g;
72: $result =~ s/&\#0?41;/)/g;
73: $result =~ s/&\#0?42;/\*/g;
74: $result =~ s/&\#0?43;/\+/g;
75: $result =~ s/&\#(0?44|130);/,/g;
76: $result =~ s/&\#0?45;/-/g;
77: $result =~ s/&\#0?46;/\./g;
78: $result =~ s/&\#0?47;/\//g;
79: $result =~ s/&\#0?48;/0/g;
80: $result =~ s/&\#0?49;/1/g;
81: $result =~ s/&\#0?50;/2/g;
82: $result =~ s/&\#0?51;/3/g;
83: $result =~ s/&\#0?52;/4/g;
84: $result =~ s/&\#0?53;/5/g;
85: $result =~ s/&\#0?54;/6/g;
86: $result =~ s/&\#0?55;/7/g;
87: $result =~ s/&\#0?56;/8/g;
88: $result =~ s/&\#0?57;/9/g;
89: $result =~ s/&\#0?58;/:/g;
90: $result =~ s/&\#0?59;/;/g;
91: $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
92: $result =~ s/&\#0?61;/\\ensuremath\{=\}/g;
93: $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g;
94: $result =~ s/&\#0?63;/\?/g;
95: $result =~ s/&\#0?65;/A/g;
96: $result =~ s/&\#0?66;/B/g;
97: $result =~ s/&\#0?67;/C/g;
98: $result =~ s/&\#0?68;/D/g;
99: $result =~ s/&\#0?69;/E/g;
100: $result =~ s/&\#0?70;/F/g;
101: $result =~ s/&\#0?71;/G/g;
102: $result =~ s/&\#0?72;/H/g;
103: $result =~ s/&\#0?73;/I/g;
104: $result =~ s/&\#0?74;/J/g;
105: $result =~ s/&\#0?75;/K/g;
106: $result =~ s/&\#0?76;/L/g;
107: $result =~ s/&\#0?77;/M/g;
108: $result =~ s/&\#0?78;/N/g;
109: $result =~ s/&\#0?79;/O/g;
110: $result =~ s/&\#0?80;/P/g;
111: $result =~ s/&\#0?81;/Q/g;
112: $result =~ s/&\#0?82;/R/g;
113: $result =~ s/&\#0?83;/S/g;
114: $result =~ s/&\#0?84;/T/g;
115: $result =~ s/&\#0?85;/U/g;
116: $result =~ s/&\#0?86;/V/g;
117: $result =~ s/&\#0?87;/W/g;
118: $result =~ s/&\#0?88;/X/g;
119: $result =~ s/&\#0?89;/Y/g;
120: $result =~ s/&\#0?90;/Z/g;
121: $result =~ s/&\#0?91;/[/g;
122: $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g;
123: $result =~ s/&\#0?93;/]/g;
124: $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g;
125: $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
126: $result =~ s/&\#(0?96|145);/\`/g;
127: $result =~ s/&\#0?97;/a/g;
128: $result =~ s/&\#0?98;/b/g;
129: $result =~ s/&\#0?99;/c/g;
130: $result =~ s/&\#100;/d/g;
131: $result =~ s/&\#101;/e/g;
132: $result =~ s/&\#102;/f/g;
133: $result =~ s/&\#103;/g/g;
134: $result =~ s/&\#104;/h/g;
135: $result =~ s/&\#105;/i/g;
136: $result =~ s/&\#106;/j/g;
137: $result =~ s/&\#107;/k/g;
138: $result =~ s/&\#108;/l/g;
139: $result =~ s/&\#109;/m/g;
140: $result =~ s/&\#110;/n/g;
141: $result =~ s/&\#111;/o/g;
142: $result =~ s/&\#112;/p/g;
143: $result =~ s/&\#113;/q/g;
144: $result =~ s/&\#114;/r/g;
145: $result =~ s/&\#115;/s/g;
146: $result =~ s/&\#116;/t/g;
147: $result =~ s/&\#117;/u/g;
148: $result =~ s/&\#118;/v/g;
149: $result =~ s/&\#119;/w/g;
150: $result =~ s/&\#120;/x/g;
151: $result =~ s/&\#121;/y/g;
152: $result =~ s/&\#122;/z/g;
153: $result =~ s/&\#123;/\\{/g;
154: $result =~ s/&\#124;/\|/g;
155: $result =~ s/&\#125;/\\}/g;
156: $result =~ s/&\#126;/\~/g;
157: $result =~ s/&\#131;/\\textflorin /g;
158: $result =~ s/&\#132;/\"/g;
159: $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g;
160: $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g;
161: $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g;
162: $result =~ s/&\#137;/\\textperthousand /g;
163: $result =~ s/&\#140;/{\\OE}/g;
164: $result =~ s/&\#147;/\`\`/g;
165: $result =~ s/&\#148;/\'\'/g;
166: $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
167: $result =~ s/&\#150;/--/g;
168: $result =~ s/&\#151;/---/g;
169: $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
170: $result =~ s/&\#153;/\\texttrademark /g;
171: $result =~ s/&\#156;/\\oe/g;
172: $result =~ s/&\#159;/\\\"Y/g;
173: $result =~ s/&(\#160|nbsp);/~/g;
174: $result =~ s/&(\#161|iexcl);/!\`/g;
175: $result =~ s/&(\#162|cent);/\\textcent /g;
176: $result =~ s/&(\#163|pound);/\\pounds /g;
177: $result =~ s/&(\#164|curren);/\\textcurrency /g;
178: $result =~ s/&(\#165|yen);/\\textyen /g;
179: $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
180: $result =~ s/&(\#167|sect);/\\textsection /g;
181: $result =~ s/&(\#168|uml);/\\texthighdieresis /g;
182: $result =~ s/&(\#169|copy);/\\copyright /g;
183: $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
184: $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
185: $result =~ s/&(\#173|shy);/ - /g;
186: $result =~ s/&(\#174|reg);/\\textregistered /g;
187: $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g;
188: $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g;
189: $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
190: $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
191: $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
192: $result =~ s/&(\#180|acute);/\\textacute /g;
193: $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
194: $result =~ s/&(\#182|para);/\\P/g;
195: $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
196: $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
197: $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g;
198: $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
199: $result =~ s/&(\#188|frac14);/\\textonequarter /g;
200: $result =~ s/&(\#189|frac12);/\\textonehalf /g;
201: $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
202: $result =~ s/&(\#191|iquest);/?\`/g;
203: $result =~ s/&(\#192|Agrave);/\\\`{A}/g;
204: $result =~ s/&(\#193|Aacute);/\\\'{A}/g;
205: $result =~ s/&(\#194|Acirc);/\\^{A}/g;
206: $result =~ s/&(\#195|Atilde);/\\~{A}/g;
207: $result =~ s/&(\#196|Auml);/\\\"{A}/g;
208: $result =~ s/&(\#197|Aring);/{\\AA}/g;
209: $result =~ s/&(\#198|AElig);/{\\AE}/g;
210: $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
211: $result =~ s/&(\#200|Egrave);/\\\`{E}/g;
212: $result =~ s/&(\#201|Eacute);/\\\'{E}/g;
213: $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
214: $result =~ s/&(\#203|Euml);/\\\"{E}/g;
215: $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
216: $result =~ s/&(\#205|Iacute);/\\\'{I}/g;
217: $result =~ s/&(\#206|Icirc);/\\^{I}/g;
218: $result =~ s/&(\#207|Iuml);/\\\"{I}/g;
219: $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
220: $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
221: $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
222: $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
223: $result =~ s/&(\#213|Otilde);/\\~{O}/g;
224: $result =~ s/&(\#214|Ouml);/\\\"{O}/g;
225: $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
226: $result =~ s/&(\#216|Oslash);/{\\O}/g;
227: $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;
228: $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
229: $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
230: $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
231: $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
232: $result =~ s/&(\#223|szlig);/\\ss/g;
233: $result =~ s/&(\#224|agrave);/\\\`{a}/g;
234: $result =~ s/&(\#225|aacute);/\\\'{a}/g;
235: $result =~ s/&(\#226|acirc);/\\^{a}/g;
236: $result =~ s/&(\#227|atilde);/\\~{a}/g;
237: $result =~ s/&(\#228|auml);/\\\"{a}/g;
238: $result =~ s/&(\#229|aring);/{\\aa}/g;
239: $result =~ s/&(\#230|aelig);/{\\ae}/g;
240: $result =~ s/&(\#231|ccedil);/\\c{c}/g;
241: $result =~ s/&(\#232|egrave);/\\\`{e}/g;
242: $result =~ s/&(\#233|eacute);/\\\'{e}/g;
243: $result =~ s/&(\#234|ecirc);/\\^{e}/g;
244: $result =~ s/&(\#235|euml);/\\\"{e}/g;
245: $result =~ s/&(\#236|igrave);/\\\`{i}/g;
246: $result =~ s/&(\#237|iacute);/\\\'{i}/g;
247: $result =~ s/&(\#238|icirc);/\\^{i}/g;
248: $result =~ s/&(\#239|iuml);/\\\"{i}/g;
249: $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g;
250: $result =~ s/&(\#241|ntilde);/\\~{n}/g;
251: $result =~ s/&(\#242|ograve);/\\\`{o}/g;
252: $result =~ s/&(\#243|oacute);/\\\'{o}/g;
253: $result =~ s/&(\#244|ocirc);/\\^{o}/g;
254: $result =~ s/&(\#245|otilde);/\\~{o}/g;
255: $result =~ s/&(\#246|ouml);/\\\"{o}/g;
256: $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
257: $result =~ s/&(\#248|oslash);/{\\o}/g;
258: $result =~ s/&(\#249|ugrave);/\\\`{u}/g;
259: $result =~ s/&(\#250|uacute);/\\\'{u}/g;
260: $result =~ s/&(\#251|ucirc);/\\^{u}/g;
261: $result =~ s/&(\#252|uuml);/\\\"{u}/g;
262: $result =~ s/&(\#253|yacute);/\\\'{y}/g;
263: $result =~ s/&(\#255|yuml);/\\\"{y}/g;
264: $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
265: #Greek Alphabet
266: $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
267: $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
268: $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
269: $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g;
270: $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g;
271: $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g;
272: $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g;
273: $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g;
274: $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g;
275: $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g;
276: $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g;
277: $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g;
278: $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g;
279: $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g;
280: $result =~ s/&(omicron|\#959);/o/g;
281: $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g;
282: $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g;
283: $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g;
284: $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g;
285: $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g;
286: $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g;
287: $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g;
288: $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g;
289: $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g;
290: $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g;
291: $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g;
292: $result =~ s/&(Alpha|\#913);/A/g;
293: $result =~ s/&(Beta|\#914);/B/g;
294: $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g;
295: $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g;
296: $result =~ s/&(Epsilon|\#917);/E/g;
297: $result =~ s/&(Zeta|\#918);/Z/g;
298: $result =~ s/&(Eta|\#919);/H/g;
299: $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g;
300: $result =~ s/&(Iota|\#921);/I/g;
301: $result =~ s/&(Kappa|\#922);/K/g;
302: $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g;
303: $result =~ s/&(Mu|\#924);/M/g;
304: $result =~ s/&(Nu|\#925);/N/g;
305: $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g;
306: $result =~ s/&(Omicron|\#927);/O/g;
307: $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g;
308: $result =~ s/&(Rho|\#929);/P/g;
309: $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g;
310: $result =~ s/&(Tau|\#932);/T/g;
311: $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g;
312: $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g;
313: $result =~ s/&(Chi|\#935);/X/g;
314: $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
315: $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
316: #Arrows (extended HTML 4.01)
317: $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
318: $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
319: $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
320: $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g;
321: $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g;
322: $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g;
323: $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g;
324: $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
325: $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
326: $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
327: #Mathematical Operators (extended HTML 4.01)
328: $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
329: $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
330: $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
331: $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g;
332: $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g;
333: $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g;
334: $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g;
335: $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g;
336: $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g;
337: $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g;
338: $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g;
339: $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g;
340: $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g;
341: $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g;
342: $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g;
343: $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g;
344: $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g;
345: $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g;
346: $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g;
347: $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g;
348: $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g;
349: $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g;
350: $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g;
351: $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g;
352: $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g;
353: $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g;
354: $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g;
355: $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g;
356: $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g;
357: $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g;
358: $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g;
359: $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g;
360: $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g;
361: $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g;
362: $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
363: $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
364: $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
365: #Geometric Shapes (extended HTML 4.01)
366: $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
367: #Miscellaneous Symbols (extended HTML 4.01)
368: $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
369: $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
370: $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
371: $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g;
372: return $result;
373: }
374:
375:
376: #width, height, oddsidemargin, evensidemargin, topmargin
377: my %page_formats=
378: ('letter' => {
379: 'book' => {
380: '1' => [ '7.1 in','10.2 in', '-0.57 in','-0.57 in','0 in'],
381: '2' => ['3.66 in','10.2 in', '-0.57 in','-0.57 in','0 in']
382: },
383: 'album' => {
384: '1' => [ '8.8 in', '6.8 in','-40 pt in', '-60 pt','0 in'],
385: '2' => [ '4.4 in', '6.8 in','-0.5 in', '-1.5 in','3.5 in']
386: },
387: },
388: 'legal' => {
389: 'book' => {
390: '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'],
391: '2' => ['3.16 in','13 in','-0.57 in','-0.57 in','-0.5 in']
392: },
393: 'album' => {
394: '1' => [],
395: '2' => []
396: },
397: },
398: 'tabloid' => {
399: 'book' => {
400: '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'],
401: '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in']
402: },
403: 'album' => {
404: '1' => [],
405: '2' => []
406: },
407: },
408: 'executive' => {
409: 'book' => {
410: '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'],
411: '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in']
412: },
413: 'album' => {
414: '1' => [],
415: '2' => []
416: },
417: },
418: 'a2' => {
419: 'book' => {
420: '1' => [],
421: '2' => []
422: },
423: 'album' => {
424: '1' => [],
425: '2' => []
426: },
427: },
428: 'a3' => {
429: 'book' => {
430: '1' => [],
431: '2' => []
432: },
433: 'album' => {
434: '1' => [],
435: '2' => []
436: },
437: },
438: 'a4' => {
439: 'book' => {
440: '1' => ['176 mm','272 mm','-40 pt in','-60 pt','-0.5 in'],
441: '2' => [ '91 mm','272 mm','-40 pt in','-60 pt','-0.5 in']
442: },
443: 'album' => {
444: '1' => ['8.5 in','7.7 in','-40 pt in','-60 pt','0 in'],
445: '2' => ['3.9 in','7.7 in','-40 pt in','-60 pt','0 in']
446: },
447: },
448: 'a5' => {
449: 'book' => {
450: '1' => [],
451: '2' => []
452: },
453: 'album' => {
454: '1' => [],
455: '2' => []
456: },
457: },
458: 'a6' => {
459: 'book' => {
460: '1' => [],
461: '2' => []
462: },
463: 'album' => {
464: '1' => [],
465: '2' => []
466: },
467: },
468: );
469:
470: sub page_format {
471: #
472: #Supported paper format: "Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",
473: # "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
474: # "A2 [420x594 mm]", "A3 [297x420 mm]",
475: # "A4 [210x297 mm]", "A5 [148x210 mm]",
476: # "A6 [105x148 mm]"
477: #
478: my ($papersize,$layout,$numberofcolumns) = @_;
479: return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}};
480: }
481:
482:
483: sub get_name {
484: my ($uname,$udom)=@_;
485: if (!defined($uname)) { $uname=$ENV{'user.name'}; }
486: if (!defined($udom)) { $udom=$ENV{'user.domain'}; }
487: my $plainname=&Apache::loncommon::plainname($uname,$udom);
488: if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
489: $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
490: return $plainname;
491: }
492:
493: sub get_course {
494: my $courseidinfo;
495: if (defined($ENV{'request.course.id'})) {
496: $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'header');
497: }
498: return $courseidinfo;
499: }
500:
501: sub page_format_transformation {
502: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_;
503: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
504: if ($selectionmade eq '4') {
505: $assignment='Problems from the Whole Course';
506: } else {
507: $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
508: }
509: ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
510: my $name = &get_name();
511: my $courseidinfo = &get_course();
512: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
513: my $topmargintoinsert = '';
514: if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
515: my $fancypagestatement='';
516: if ($numberofcolumns eq '2') {
517: $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";
518: } else {
519: $fancypagestatement="\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";
520: }
521: if ($layout eq 'album') {
522: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\pagestyle{fancy}$fancypagestatement\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1} /;
523: } elsif ($layout eq 'book') {
524: if ($choice ne 'All class print') {
525: $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\pagestyle{fancy}$fancypagestatement\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}/;
526: } else {
527: $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\\setcounter{page}{1} \\vskip 5 mm /;
528: }
529: if ($papersize eq 'a4') {
530: $text =~ s/(\\begin{document})/$1\\special{papersize=210mm,297mm}/;
531: }
532: }
533: if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
534: if ($indexlist eq 'yes') {
535: $text=~s/(\\begin{document})/\\makeindex $1/;
536: $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;
537: }
538: return $text;
539: }
540:
541:
542: sub page_cleanup {
543: my $result = shift;
544:
545: $result =~ m/\\end{document}(\d*)$/;
546: my $number_of_columns = $1;
547: my $insert = '{';
548: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
549: $insert .= '}';
550: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
551: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
552: return $result,$number_of_columns;
553: }
554:
555:
556: sub details_for_menu {
557:
558: my $name_of_resourse = &Apache::lonnet::gettitle($ENV{'form.postdata'});
559: my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
560: my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
561: $map=&Apache::lonnet::clutter($map);
562: my $name_of_sequence = &Apache::lonnet::gettitle($map);
563: if ($name_of_sequence =~ /^\s*$/) {
564: $map =~ m|([^/]+)$|;
565: $name_of_sequence = $1;
566: }
567: my $name_of_map = &Apache::lonnet::gettitle($ENV{'request.course.uri'});
568: if ($name_of_map =~ /^\s*$/) {
569: $ENV{'request.course.uri'} =~ m|([^/]+)$|;
570: $name_of_map = $1;
571: }
572: return ($name_of_resourse,$name_of_sequence,$name_of_map);
573:
574: }
575:
576:
577: sub latex_corrections {
578:
579: my ($number_of_columns,$result,$selectionmade) = @_;
580:
581: # $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
582: $result =~ s/\$number_of_columns/$number_of_columns/g;
583: if ($selectionmade ne '1') {
584: $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/;
585: } else {
586: $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/;
587: }
588: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
589: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
590: #-- LaTeX corrections
591: my $first_comment = index($result,'<!--',0);
592: while ($first_comment != -1) {
593: my $end_comment = index($result,'-->',$first_comment);
594: substr($result,$first_comment,$end_comment-$first_comment+3) = '';
595: $first_comment = index($result,'<!--',$first_comment);
596: }
597: $result =~ s/^\s+$//gm; #remove empty lines
598: $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space
599: $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
600: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
601: $result =~ s/{\\par }\s*\\\\/\\\\/gm;
602: $result =~ s/\\\\\s+\[/ \[/g;
603: #conversion of html characters to LaTeX equivalents
604: if ($result =~ m/&(\w+|#\d+);/) {
605: $result = &character_chart($result);
606: }
607: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
608: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
609:
610: return $result;
611: }
612:
613:
614: sub index_table {
615: my $currentURL = shift;
616: my $insex_string='';
617: $currentURL=~s/\.([^\/+])$/\.$1\.meta/;
618: $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');
619: return $insex_string;
620: }
621:
622:
623: sub IndexCreation {
624: my ($texversion,$currentURL)=@_;
625: my @key_words=split(/,/,&index_table($currentURL));
626: my $chunk='';
627: my $st=index $texversion,'\addcontentsline{toc}{subsection}{';
628: if ($st>0) {
629: for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}
630: $chunk=substr($texversion,0,$st+1);
631: substr($texversion,0,$st+1)=' ';
632: }
633: foreach my $key_word (@key_words) {
634: if ($key_word=~/\S+/) {
635: $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;
636: }
637: }
638: if ($st>0) {substr($texversion,0,1)=$chunk;}
639: return $texversion;
640: }
641:
642: sub print_latex_header {
643: my $mode=shift;
644: my $output='\documentclass[letterpaper]{article}';
645: if ($mode eq 'batchmode') {
646: $output.='\batchmode';
647: }
648: $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'.
649: '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'.
650: '\usepackage[dvips]{graphicx}\usepackage{epsfig}\usepackage{calc}'.
651: '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'.
652: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'.
653: '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'.
654: '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'.
655: '\setlength{\abovedisplayshortskip}{-0.04in}'.
656: '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'.
657: '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'.
658: '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'.
659: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'.
660: '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'.
661: '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'.
662: '\setlength{\abovedisplayshortskip}{-0.04in}'.
663: '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}';
664: return $output;
665: }
666:
667: sub path_to_problem {
668: my ($urlp,$LaTeXwidth)=@_;
669: my $newurlp = '';
670: $LaTeXwidth=~s/\s*mm\s*$//;
671: my $HowMany = length($urlp)*2;
672: if ($HowMany > $LaTeXwidth) {
673: my @temporrary = split '/',$urlp;
674: my $HowManyNew = 0;
675: for (my $ii=0;$ii<=$#temporrary;$ii++) {
676: if ($temporrary[$ii] ne '') {
677: $HowManyNew += length($temporrary[$ii])*2;
678: if ($HowManyNew < $LaTeXwidth ) {
679: $newurlp .= '/'.$temporrary[$ii];
680: } else {
681: $HowManyNew = 0;
682: $newurlp .= '|\vskip -1 mm \noindent \verb|';
683: $ii--;
684: }
685: }
686: }
687: } else {
688: $newurlp=$urlp;
689: }
690: return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
691: }
692:
693: sub recalcto_mm {
694: my $textwidth=shift;
695: my $LaTeXwidth;
696: if ($textwidth=~/(\d+\.?\d*)\s*cm/) {
697: $LaTeXwidth = $1*10;
698: } elsif ($textwidth=~/(\d+\.?\d*)\s*mm/) {
699: $LaTeXwidth = $1;
700: } elsif ($textwidth=~/(\d+\.?\d*)\s*in/) {
701: $LaTeXwidth = $1*25.4;
702: }
703: $LaTeXwidth.=' mm';
704: return $LaTeXwidth;
705: }
706:
707: sub get_textwidth {
708: my ($helper,$LaTeXwidth)=@_;
709: my $textwidth=$LaTeXwidth;
710: if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
711: $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
712: $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
713: $helper->{'VARS'}->{'pagesize.widthunit'});
714: }
715: return $textwidth;
716: }
717:
718:
719: sub unsupported {
720: my ($currentURL,$mode)=@_;
721: if ($mode ne '') {$mode='\\'.$mode}
722: my $result.= &print_latex_header($mode);
723: if ($currentURL=~/\/ext\//) {
724: $result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' ';
725: } else {
726: $result.=$currentURL;
727: }
728: $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
729: return $result;
730: }
731:
732:
733: sub output_data {
734: my ($r,$helper,$rparmhash) = @_;
735: my %parmhash = %$rparmhash;
736: my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
737: $r->print(<<ENDPART);
738: <html>
739: <script type="text/javascript" language="Javascript" >
740: var editbrowser;
741: function openbrowser(formname,elementname,only,omit) {
742: var url = '/res/?';
743: if (editbrowser == null) {
744: url += 'launch=1&';
745: }
746: url += 'catalogmode=interactive&';
747: url += 'mode=parmset&';
748: url += 'form=' + formname + '&';
749: if (only != null) {
750: url += 'only=' + only + '&';
751: }
752: if (omit != null) {
753: url += 'omit=' + omit + '&';
754: }
755: url += 'element=' + elementname + '';
756: var title = 'Browser';
757: var options = 'scrollbars=1,resizable=1,menubar=0';
758: options += ',width=700,height=600';
759: editbrowser = open(url,title,options,'1');
760: editbrowser.focus();
761: }
762: </script>
763: <head>
764: <title>LON-CAPA output for printing</title>
765: </head>
766: $bodytag
767: Please stand by while processing your print request, this may take some time ...
768: ENDPART
769:
770: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
771: my ($result,$selectionmade) = ('','');
772: my $number_of_columns = 1; #used only for pages to determine the width of the cell
773: my @temporary_array=split /\|/,$format_from_helper;
774: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
775: if ($laystyle eq 'L') {
776: $laystyle='album';
777: } else {
778: $laystyle='book';
779: }
780: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
781: my $assignment = $ENV{'form.assignment'};
782: my $LaTeXwidth=&recalcto_mm($textwidth);
783: my @print_array=();
784: my @student_names=();
785:
786: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
787: #-- single document - problem, page, html, xml, ...
788: my $currentURL;
789: if ($helper->{'VARS'}->{'construction'} ne '1') {
790: #prints published resource
791: $currentURL=$helper->{'VARS'}->{'postdata'};
792: } else {
793: #prints resource from the construction space
794: $currentURL='/'.$helper->{'VARS'}->{'filename'};
795: if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
796: }
797: $selectionmade = 1;
798: if ($currentURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
799: my $rndseed=time;
800: my $texversion='';
801: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
802: my %moreenv;
803: $moreenv{'request.filename'}=$currentURL;
804: if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
805: $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};
806: my $dom = $ENV{'user.domain'};
807: my $user = $ENV{'user.name'};
808: my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);
809: }
810: my %form;
811: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
812: $form{'grade_target'}='tex';
813: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
814: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
815: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
816: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
817: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
818: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
819: if ($helper->{'VARS'}->{'curseed'}) {
820: $rndseed=$helper->{'VARS'}->{'curseed'};
821: }
822: $form{'rndseed'}=$rndseed;
823: &Apache::lonnet::appenv(%moreenv);
824: &Apache::lonnet::delenv('form.counter');
825: &Apache::lonxml::init_counter();
826: $texversion.=&Apache::lonnet::ssi($currentURL,%form);
827: &Apache::lonnet::delenv('form.counter');
828: &Apache::lonnet::delenv('request.filename');
829: }
830: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
831: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
832: my %form;
833: $form{'grade_target'}='answer';
834: $form{'answer_output_mode'}='tex';
835: $form{'rndseed'}=$rndseed;
836: my $answer=&Apache::lonnet::ssi($currentURL,%form);
837: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
838: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
839: } else {
840: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
841: if ($helper->{'VARS'}->{'construction'} ne '1') {
842: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
843: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
844: } else {
845: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
846: my $URLpath=$currentURL;
847: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
848: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
849: }
850: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
851: }
852: }
853: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
854: $texversion=&IndexCreation($texversion,$currentURL);
855: }
856: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
857: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
858:
859: }
860: $result .= $texversion;
861: if ($currentURL=~m/\.page\s*$/) {
862: ($result,$number_of_columns) = &page_cleanup($result);
863: }
864: } elsif ($currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {
865: #printing content of sequence from the construction space
866: my $flag_latex_header_remove = 'NO';
867: my $rndseed=time;
868: if ($helper->{'VARS'}->{'curseed'}) {
869: $rndseed=$helper->{'VARS'}->{'curseed'};
870: }
871: $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
872: my $errtext=&Apache::lonratedt::mapread($currentURL);
873: for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) {
874: $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/;
875: my $urlp=$2;
876: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
877: my $texversion='';
878: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
879: my %form;
880: $form{'grade_target'}='tex';
881: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
882: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
883: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
884: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
885: $form{'rndseed'}=$rndseed;
886: $texversion=&Apache::lonnet::ssi($urlp,%form);
887: }
888: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
889: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&
890: ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
891: my %form;
892: $form{'grade_target'}='answer';
893: $form{'answer_output_mode'}='tex';
894: $form{'rndseed'}=$rndseed;
895: if ($urlp=~/\/res\//) {$ENV{'request.state'}='published';}
896: my $answer=&Apache::lonnet::ssi($urlp,%form);
897: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
898: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
899: } else {
900: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
901: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
902: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
903: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
904: }
905: }
906: if ($flag_latex_header_remove ne 'NO') {
907: $texversion = &latex_header_footer_remove($texversion);
908: } else {
909: $texversion =~ s/\\end{document}//;
910: }
911: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
912: $texversion=&IndexCreation($texversion,$urlp);
913: }
914: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URpL'} eq 'yes') {
915: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
916: }
917: $result.=$texversion;
918: $flag_latex_header_remove = 'YES';
919: } elsif ($urlp=~/\.(sequence|page)$/) {
920: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
921: }
922: }
923: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
924: $result .= '\end{document}';
925: } elsif ($currentURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
926: my %form;
927: $form{'grade_target'}='tex';
928: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
929: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
930: if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
931: my $texversion=&Apache::lonnet::ssi($currentURL,%form);
932: $result .= $texversion;
933: } else {
934: $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'});
935: }
936: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
937: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
938: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or
939: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) {
940: #-- produce an output string
941: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
942: $selectionmade = 2;
943: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
944: $selectionmade = 3;
945: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
946: $selectionmade = 4;
947: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {
948: $selectionmade = 7;
949: }
950: my %form=();
951: $form{'grade_target'}='tex';
952: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
953: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
954: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
955: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
956: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
957: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
958: my $flag_latex_header_remove = 'NO';
959: my $flag_page_in_sequence = 'NO';
960: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
961: my $prevassignment='';
962: &Apache::lonnet::delenv('form.counter');
963: &Apache::lonxml::init_counter();
964: for (my $i=0;$i<=$#master_seq;$i++) {
965: my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
966: $urlp=&Apache::lonnet::clutter($urlp);
967: $form{'symb'}=$master_seq[$i];
968: my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);
969: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem
970: if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
971: if ($i==0) {$prevassignment=$assignment;}
972: #&Apache::lonnet::logthis("Trying to get $urlp with symb $master_seq[$i]");
973: my $texversion='';
974: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
975: $texversion.=&Apache::lonnet::ssi($urlp,%form);
976: if ($urlp=~/\.page$/) {
977: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
978: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
979: $texversion =~ s/\\end{document}\d*/\\end{document}/;
980: $flag_page_in_sequence = 'YES';
981: }
982: my $lonidsdir=$r->dir_config('lonIDsDir');
983: my $envfile=$ENV{'user.environment'};
984: $envfile=~/\/([^\/]+)\.id$/;
985: $envfile=$1;
986: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
987: my $current_counter=$ENV{'form.counter'};
988: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
989: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
990: my %form;
991: $form{'grade_target'}='answer';
992: $form{'answer_output_mode'}='tex';
993: my $answer=&Apache::lonnet::ssi($urlp,%form);
994: &Apache::lonnet::appenv(('form.counter' => $current_counter));
995: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
996: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
997: } else {
998: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
999: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1000: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm ';
1001: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1002: $texversion.='\vskip 1 mm '.$answer;
1003: } else {
1004: $texversion='';
1005: }
1006: }
1007: }
1008: if ($flag_latex_header_remove ne 'NO') {
1009: $texversion = &latex_header_footer_remove($texversion);
1010: } else {
1011: $texversion =~ s/\\end{document}//;
1012: }
1013: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1014: $texversion=&IndexCreation($texversion,$urlp);
1015: }
1016: if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
1017: my $name = &get_name();
1018: my $courseidinfo = &get_course();
1019: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1020: $prevassignment=$assignment;
1021: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip -5 mm ';
1022: }
1023: $result .= $texversion;
1024: $flag_latex_header_remove = 'YES';
1025: } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1026: my %form;
1027: $form{'grade_target'}='tex';
1028: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1029: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1030: if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
1031: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1032: if ($flag_latex_header_remove ne 'NO') {
1033: $texversion = &latex_header_footer_remove($texversion);
1034: } else {
1035: $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
1036: }
1037: $result .= $texversion;
1038: $flag_latex_header_remove = 'YES';
1039: } else {
1040: $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'});
1041: if ($flag_latex_header_remove ne 'NO') {
1042: $texversion = &latex_header_footer_remove($texversion);
1043: } else {
1044: $texversion =~ s/\\end{document}//;
1045: }
1046: $result .= $texversion;
1047: $flag_latex_header_remove = 'YES';
1048: }
1049: }
1050: &Apache::lonnet::delenv('form.counter');
1051: if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}
1052: $result .= '\end{document}';
1053: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||
1054: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){
1055: #-- prints assignments for whole class or for selected students
1056: my $type;
1057: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
1058: $selectionmade=5;
1059: $type='problems';
1060: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {
1061: $selectionmade=8;
1062: $type='resources';
1063: }
1064: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
1065: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
1066: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
1067: $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
1068: }
1069: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1070: #loop over students
1071: my $flag_latex_header_remove = 'NO';
1072: my %moreenv;
1073: $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1074: $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1075: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}
1076: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
1077: my $student_counter=-1;
1078: foreach my $person (@students) {
1079: my $duefile="/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.due";
1080: if (-e $duefile) {
1081: my $temp_file = Apache::File->new('>>'.$duefile);
1082: print $temp_file "1969\n";
1083: }
1084: $student_counter++;
1085: my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
1086: my ($output,$fullname)=&print_resources($r,$helper,$person,$type,\%moreenv,\@master_seq,$flag_latex_header_remove);
1087: $print_array[$i].=$output;
1088: $student_names[$i].=$person.':'.$fullname.'_END_';
1089: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
1090: $flag_latex_header_remove = 'YES';
1091: }
1092: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1093: $result .= $print_array[0].' \end{document}';
1094: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') ||
1095: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) {
1096: my $cdom =$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
1097: my $cnum =$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
1098: my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
1099: my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
1100: my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
1101: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1102: my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});
1103: my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
1104: if ($number_per_page eq '0' || $number_per_page eq 'all') {
1105: $number_per_page=$num_todo;
1106: }
1107: my $flag_latex_header_remove = 'NO';
1108: my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
1109: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
1110: my $seed=time+($$<<16)+($$);
1111: my @allcodes;
1112: if ($old_name) {
1113: my %result=&Apache::lonnet::get('CODEs',[$old_name],$cdom,$cnum);
1114: @allcodes=split(',',$result{$old_name});
1115: } else {
1116: my %allcodes;
1117: srand($seed);
1118: for (my $i=0;$i<$num_todo;$i++) {
1119: $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,'6');
1120: }
1121: if ($code_name) {
1122: &Apache::lonnet::put('CODEs',
1123: {$code_name =>join(',',keys(%allcodes))},
1124: $cdom,$cnum);
1125: }
1126: @allcodes=keys(%allcodes);
1127: }
1128: my $count=0;
1129: foreach my $code (sort(@allcodes)) {
1130: my $file_num=int($count/$number_per_page);
1131: $moreenv{'CODE'}=&num_to_letters($code);
1132: my ($output,$fullname)=
1133: &print_resources($r,$helper,'anonymous',$type,\%moreenv,
1134: \@master_seq,$flag_latex_header_remove);
1135: $print_array[$file_num].=$output;
1136: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
1137: &mt('last assignment').' '.$fullname);
1138: $flag_latex_header_remove = 'YES';
1139: $count++;
1140: }
1141: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1142: $result .= $print_array[0].' \end{document}';
1143: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {
1144: #prints selected problems from the subdirectory
1145: $selectionmade = 6;
1146: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1147: @list_of_files=sort @list_of_files;
1148: my $flag_latex_header_remove = 'NO';
1149: my $rndseed=time;
1150: if ($helper->{'VARS'}->{'curseed'}) {
1151: $rndseed=$helper->{'VARS'}->{'curseed'};
1152: }
1153: for (my $i=0;$i<=$#list_of_files;$i++) {
1154: my $urlp = $list_of_files[$i];
1155: $urlp=~s|//|/|;
1156: if ($urlp=~/\//) {
1157: my %form;
1158: $form{'grade_target'}='tex';
1159: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1160: $form{'rndseed'}=$rndseed;
1161: if ($urlp =~ m|/home/([^/]+)/public_html|) {
1162: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
1163: } else {
1164: $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
1165: }
1166: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1167: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1168: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1169: my %form;
1170: $form{'grade_target'}='answer';
1171: $form{'answer_output_mode'}='tex';
1172: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1173: $form{'rndseed'}=$rndseed;
1174: my $answer=&Apache::lonnet::ssi($urlp,%form);
1175: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1176: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1177: } else {
1178: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1179: if ($helper->{'VARS'}->{'construction'} ne '1') {
1180: $texversion.='\vskip 0 mm \noindent ';
1181: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1182: } else {
1183: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1184: my $URLpath=$urlp;
1185: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
1186: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
1187: }
1188: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1189: }
1190: }
1191: #this chunck is responsible for printing the path to problem
1192: my $newurlp=$urlp;
1193: if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
1194: $newurlp=&path_to_problem($newurlp,$LaTeXwidth);
1195: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
1196: if ($flag_latex_header_remove ne 'NO') {
1197: $texversion = &latex_header_footer_remove($texversion);
1198: } else {
1199: $texversion =~ s/\\end{document}//;
1200: }
1201: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1202: $texversion=&IndexCreation($texversion,$urlp);
1203: }
1204: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
1205: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1206:
1207: }
1208: $result .= $texversion;
1209: }
1210: $flag_latex_header_remove = 'YES';
1211: }
1212: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1213: $result .= '\end{document}';
1214: }
1215: #-------------------------------------------------------- corrections for the different page formats
1216: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);
1217: $result = &latex_corrections($number_of_columns,$result,$selectionmade);
1218: for (my $i=1;$i<=$#print_array;$i++) {$print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i],$selectionmade);}
1219: #changes page's parameters for the one column output
1220: if ($numberofcolumns == 1) {
1221: $result =~ s/\\textwidth\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
1222: $result =~ s/\\textheight\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
1223: $result =~ s/\\evensidemargin\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1224: $result =~ s/\\oddsidemargin\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1225: }
1226: #-- writing .tex file in prtspool
1227: my $temp_file;
1228: my $identifier = &Apache::loncommon::get_cgi_id();
1229: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".$identifier.".tex";
1230: if (!($#print_array>0)) {
1231: unless ($temp_file = Apache::File->new('>'.$filename)) {
1232: $r->log_error("Couldn't open $filename for output $!");
1233: return SERVER_ERROR;
1234: }
1235: print $temp_file $result;
1236: my $begin=index($result,'\begin{document}',0);
1237: my $inc=substr($result,0,$begin+16);
1238: } else {
1239: my $begin=index($result,'\begin{document}',0);
1240: my $inc=substr($result,0,$begin+16);
1241: for (my $i=0;$i<=$#print_array;$i++) {
1242: if ($i==0) {
1243: $print_array[$i]=$result;
1244: } else {
1245: my $anobegin=index($print_array[$i],'\setcounter{page}',0);
1246: substr($print_array[$i],0,$anobegin)='';
1247: $print_array[$i]=$inc.$print_array[$i].'\end{document}';
1248: }
1249: my $temp_file;
1250: my $newfilename=$filename;
1251: my $num=$i+1;
1252: $newfilename =~s/\.tex$/_$num\.tex/;
1253: unless ($temp_file = Apache::File->new('>'.$newfilename)) {
1254: $r->log_error("Couldn't open $newfilename for output $!");
1255: return SERVER_ERROR;
1256: }
1257: print $temp_file $print_array[$i];
1258: }
1259: }
1260: my $student_names='';
1261: if ($#print_array>0) {
1262: for (my $i=0;$i<=$#print_array;$i++) {
1263: $student_names.=$student_names[$i].'_ENDPERSON_';
1264: }
1265: } else {
1266: if ($#student_names>-1) {
1267: $student_names=$student_names[0].'_ENDPERSON_';
1268: } else {
1269: my $fullname = &get_name($ENV{'user.name'},$ENV{'user.domain'});
1270: $student_names=join(':',$ENV{'user.name'},$ENV{'user.domain'},
1271: $ENV{'request.course.sec'},$fullname).
1272: '_ENDPERSON_'.'_END_';
1273: }
1274: }
1275:
1276: my $URLback=''; #link to original document
1277: if ($helper->{'VARS'}->{'construction'} ne '1') {
1278: #prints published resource
1279: $URLback=$helper->{'VARS'}->{'postdata'};
1280: } else {
1281: #prints resource from the construction space
1282: $URLback='/'.$helper->{'VARS'}->{'filename'};
1283: if ($URLback=~/([^?]+)/) {
1284: $URLback=$1;
1285: $URLback=~s|^/~|/priv/|;
1286: }
1287: }
1288:
1289: &Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename,
1290: 'cgi.'.$identifier.'.layout' => $laystyle,
1291: 'cgi.'.$identifier.'.numcol' => $numberofcolumns,
1292: 'cgi.'.$identifier.'.paper' => $papersize,
1293: 'cgi.'.$identifier.'.selection' => $selectionmade,
1294: 'cgi.'.$identifier.'tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
1295: 'cgi.'.$identifier.'tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
1296: 'cgi.'.$identifier.'role' => $ENV{'request.role.adv'},
1297: 'cgi.'.$identifier.'numberoffiles' => $#print_array,
1298: 'cgi.'.$identifier.'studentnames' => $student_names,
1299: 'cgi.'.$identifier.'backref' => $URLback,);
1300:
1301: $r->print(<<FINALEND);
1302: <br />
1303: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
1304: <a href="/cgi-bin/printout.pl?$identifier">Continue</a>
1305: </body>
1306: </html>
1307: FINALEND
1308: }
1309:
1310: sub num_to_letters {
1311: my ($num) = @_;
1312: my @nums= split('',$num);
1313: my @num_to_let=('A'..'Z');
1314: my $word;
1315: foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
1316: return $word;
1317: }
1318:
1319: sub get_CODE {
1320: my ($all_codes,$num,$seed,$size)=@_;
1321: my $max='1'.'0'x$size;
1322: my $newcode;
1323: while(1) {
1324: $newcode=sprintf("%06d",int(rand($max)));
1325: if (!exists($$all_codes{$newcode})) {
1326: $$all_codes{$newcode}=1;
1327: return &num_to_letters($newcode);
1328: }
1329: }
1330: }
1331:
1332: sub print_resources {
1333: my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header)=@_;
1334: my $current_output = '';
1335: my ($username,$userdomain,$usersection) = split /:/,$person;
1336: my $fullname = &get_name($username,$userdomain);
1337: my $namepostfix;
1338: if ($person =~ 'anon') {
1339: $namepostfix="\\\\Name: ";
1340: $fullname = "CODE - ".$moreenv->{'CODE'};
1341: }
1342: #goes through all resources, checks if they are available for
1343: #current student, and produces output
1344: &Apache::lonnet::delenv('form.counter');
1345: &Apache::lonxml::init_counter();
1346: foreach my $curresline (@{$master_seq}) {
1347: if ( !($type eq 'problems' &&
1348: ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {
1349: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
1350: if (&Apache::lonnet::allowed('bre',$res_url)) {
1351: if ($res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1352: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);
1353: my $lonidsdir=$r->dir_config('lonIDsDir');
1354: my $envfile=$ENV{'user.environment'};
1355: $envfile=~/\/([^\/]+)\.id$/;
1356: $envfile=$1;
1357: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1358: my $current_counter=$ENV{'form.counter'};
1359: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1360: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1361: my %form;
1362: $form{'answer_output_mode'}='tex';
1363: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1364: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%form);
1365: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1366: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1367: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
1368: } else {
1369: $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1370: $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
1371: $rendered.=&path_to_problem ($curresline,$LaTeXwidth);
1372: $rendered.='\vskip 1 mm '.$ansrendered;
1373: }
1374: }
1375: if ($remove_latex_header eq 'YES') {
1376: $rendered = &latex_header_footer_remove($rendered);
1377: } else {
1378: $rendered =~ s/\\end{document}//;
1379: }
1380: $current_output .= $rendered;
1381: } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1382: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);
1383: my $lonidsdir=$r->dir_config('lonIDsDir');
1384: my $envfile=$ENV{'user.environment'};
1385: $envfile=~/\/([^\/]+)\.id$/;
1386: $envfile=$1;
1387: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1388: my $current_counter=$ENV{'form.counter'};
1389: if ($remove_latex_header eq 'YES') {
1390: $rendered = &latex_header_footer_remove($rendered);
1391: } else {
1392: $rendered =~ s/\\end{document}//;
1393: }
1394: $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
1395: } else {
1396: my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'});
1397: if ($remove_latex_header ne 'NO') {
1398: $rendered = &latex_header_footer_remove($rendered);
1399: } else {
1400: $rendered =~ s/\\end{document}//;
1401: }
1402: $current_output .= $rendered;
1403: }
1404: }
1405: $remove_latex_header = 'YES';
1406: }
1407: }
1408: my $courseidinfo = &get_course();
1409: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1410: if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}
1411: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
1412: if ($current_output=~/\\documentclass/) {
1413: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}\\vskip 3 mm /;
1414: } else {
1415: my $blankpages = '';
1416: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}
1417: $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$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;
1418: }
1419: return ($current_output,$fullname);
1420:
1421: }
1422:
1423: sub handler {
1424:
1425: my $r = shift;
1426: my $helper;
1427:
1428: # my $loaderror=&Apache::lonnet::overloaderror($r);
1429: # if ($loaderror) { return $loaderror; }
1430: # $loaderror=
1431: # &Apache::lonnet::overloaderror($r,
1432: # $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
1433: # if ($loaderror) { return $loaderror; }
1434:
1435: my $result = printHelper($r);
1436: if (!ref($result)) {
1437: return $result;
1438: }
1439: $helper = $result;
1440:
1441: # my $key;
1442: # foreach $key (keys %{$helper->{'VARS'}}) {
1443: # $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
1444: # }
1445: # foreach $key (keys %ENV) {
1446: # $r->print(' '.$key.'->'.$ENV{$key}.'<-<br />');
1447: # }
1448: # return OK;
1449:
1450: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
1451:
1452: # my $key;
1453: # foreach $key (keys %parmhash) {
1454: # $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />');
1455: # }
1456: # return OK;
1457:
1458: &output_data($r,$helper,\%parmhash);
1459: return OK;
1460: }
1461:
1462: use Apache::lonhelper;
1463:
1464: sub addMessage {
1465: my $text = shift;
1466: my $paramHash = Apache::lonhelper::getParamHash();
1467: $paramHash->{MESSAGE_TEXT} = $text;
1468: Apache::lonhelper::message->new();
1469: }
1470:
1471: use Data::Dumper;
1472:
1473: sub printHelper {
1474: my $r = shift;
1475:
1476: if ($ENV{'request.course.id'}) {
1477: my $fn=$ENV{'request.course.fn'};
1478: tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
1479: }
1480:
1481: if ($r->header_only) {
1482: if ($ENV{'browser.mathml'}) {
1483: &Apache::loncommon::content_type($r,'text/xml');
1484: } else {
1485: &Apache::loncommon::content_type($r,'text/html');
1486: }
1487: $r->send_http_header;
1488: return OK;
1489: }
1490:
1491: # Send header, nocache
1492: if ($ENV{'browser.mathml'}) {
1493: &Apache::loncommon::content_type($r,'text/xml');
1494: } else {
1495: &Apache::loncommon::content_type($r,'text/html');
1496: }
1497: &Apache::loncommon::no_cache($r);
1498: $r->send_http_header;
1499: $r->rflush();
1500:
1501: # Unfortunately, this helper is so complicated we have to
1502: # write it by hand
1503:
1504: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
1505:
1506: my $helper = Apache::lonhelper::helper->new("Printing Helper");
1507: $helper->declareVar('symb');
1508: $helper->declareVar('postdata');
1509: $helper->declareVar('curseed');
1510: $helper->declareVar('probstatus');
1511: $helper->declareVar('filename');
1512: $helper->declareVar('construction');
1513: $helper->declareVar('assignment');
1514: $helper->declareVar('style_file');
1515:
1516: # This will persistently load in the data we want from the
1517: # very first screen.
1518: # Detect whether we're coming from construction space
1519: if ($ENV{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {
1520: $helper->{VARS}->{'filename'} = "~$1/$2";
1521: $helper->{VARS}->{'construction'} = 1;
1522: } else {
1523: if ($ENV{'form.postdata'}) {
1524: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'});
1525: }
1526: if ($ENV{'form.symb'}) {
1527: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1528: }
1529: if ($ENV{'form.url'}) {
1530: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1531: }
1532: }
1533:
1534: if ($ENV{'form.symb'}) {
1535: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1536: }
1537: if ($ENV{'form.url'}) {
1538: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1539:
1540: }
1541:
1542: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu;
1543: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1544:
1545:
1546: # Extract map
1547: my $symb = $helper->{VARS}->{'symb'};
1548: my ($map, $id, $url);
1549: my $subdir;
1550:
1551: # Get the resource name from construction space
1552: if ($helper->{VARS}->{'construction'}) {
1553: $resourceTitle = substr($helper->{VARS}->{'filename'},
1554: rindex($helper->{VARS}->{'filename'}, '/')+1);
1555: $subdir = substr($helper->{VARS}->{'filename'},
1556: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
1557: } else {
1558: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
1559: $helper->{VARS}->{'postdata'} = Apache::lonnet::clutter($url);
1560:
1561: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1562: my $postdata = $helper->{VARS}->{'postdata'};
1563: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
1564: }
1565: $subdir = &Apache::lonnet::filelocation("", $url);
1566: }
1567: if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) {
1568: $helper->{VARS}->{'curseed'}=$ENV{'form.curseed'};
1569: }
1570: if (!$helper->{VARS}->{'probstatus'} && $ENV{'form.problemtype'}) {
1571: $helper->{VARS}->{'probstatus'}=$ENV{'form.problemtype'};
1572: }
1573:
1574: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
1575: my $userPriviledged = ($ENV{'request.role'}=~m/^cc\./ or
1576: $ENV{'request.role'}=~m/^in\./ or
1577: $ENV{'request.role'}=~m/^ta\./);
1578:
1579: Apache::lonhelper::registerHelperTags();
1580:
1581: # "Delete everything after the last slash."
1582: $subdir =~ s|/[^/]+$||;
1583: if (not $helper->{VARS}->{'construction'}) {
1584: $subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir;
1585: }
1586: # "Remove all duplicate slashes."
1587: $subdir =~ s|/+|/|g;
1588:
1589: # What can be printed is a very dynamic decision based on
1590: # lots of factors. So we need to dynamically build this list.
1591: # To prevent security leaks, states are only added to the wizard
1592: # if they can be reached, which ensures manipulating the form input
1593: # won't allow anyone to reach states they shouldn't have permission
1594: # to reach.
1595:
1596: # printChoices is tracking the kind of printing the user can
1597: # do, and will be used in a choices construction later.
1598: # In the meantime we will be adding states and elements to
1599: # the helper by hand.
1600: my $printChoices = [];
1601: my $paramHash;
1602:
1603: if ($resourceTitle) {
1604: push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE'];
1605: }
1606:
1607: # Useful filter strings
1608: my $isProblem = '($res->is_problem()||$res->contains_problem) ';
1609: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1610: my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()';
1611: my $isNotMap = '!$res->is_sequence()';
1612: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
1613: my $isMap = '$res->is_map()';
1614: my $symbFilter = '$res->symb()';
1615: my $urlValue = '$res->src()';
1616:
1617: $helper->declareVar('SEQUENCE');
1618:
1619: # Useful for debugging: Dump the help vars
1620: #$r->print(Dumper($helper->{VARS}));
1621: #$r->print($map);
1622:
1623: # If we're in a sequence...
1624: if (($helper->{'VARS'}->{'construction'} ne '1') &&
1625: $helper->{VARS}->{'postdata'} &&
1626: $helper->{VARS}->{'assignment'}) {
1627: # Allow problems from sequence
1628: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1629: # Allow all resources from sequence
1630: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1631:
1632: my $helperFragment = <<HELPERFRAGMENT;
1633: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
1634: <message>(mark them then click "next" button) <br /></message>
1635: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1636: closeallpages="1">
1637: <nextstate>PAGESIZE</nextstate>
1638: <filterfunc>return $isProblem;</filterfunc>
1639: <mapurl>$map</mapurl>
1640: <valuefunc>return $symbFilter;</valuefunc>
1641: </resource>
1642: </state>
1643:
1644: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
1645: <message>(mark them then click "next" button) <br /></message>
1646: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1647: closeallpages="1">
1648: <nextstate>PAGESIZE</nextstate>
1649: <filterfunc>return $isNotMap;</filterfunc>
1650: <mapurl>$map</mapurl>
1651: <valuefunc>return $symbFilter;</valuefunc>
1652: </resource>
1653: </state>
1654: HELPERFRAGMENT
1655:
1656: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1657: }
1658:
1659: # If the user is priviledged, allow them to print all
1660: # problems in the course, optionally for selected students
1661: if ($userPriviledged &&
1662: ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) {
1663: push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
1664: &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS);
1665: <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
1666: <message>(mark them then click "next" button) <br /></message>
1667: <resource variable="RESOURCES" toponly='0' multichoice="1"
1668: suppressEmptySequences='0' addstatus="1" closeallpages="1">
1669: <nextstate>PAGESIZE</nextstate>
1670: <filterfunc>return $isProblemOrMap;</filterfunc>
1671: <choicefunc>return $isNotMap;</choicefunc>
1672: <valuefunc>return $symbFilter;</valuefunc>
1673: </resource>
1674: </state>
1675: ALL_PROBLEMS
1676:
1677: if ($helper->{VARS}->{'assignment'}) {
1678: 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'];
1679: 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'];
1680: }
1681: my $resource_selector=<<RESOURCE_SELECTOR;
1682: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1683: <resource variable="RESOURCES" multichoice="1" addstatus="1"
1684: closeallpages="1">
1685: <filterfunc>return $isProblem;</filterfunc>
1686: <mapurl>$map</mapurl>
1687: <valuefunc>return $symbFilter;</valuefunc>
1688: </resource>
1689: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1690: <choices variable="EMPTY_PAGES">
1691: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1692: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1693: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1694: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1695: </choices>
1696: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
1697: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
1698: RESOURCE_SELECTOR
1699:
1700: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
1701: <state name="CHOOSE_STUDENTS" title="Select Students and Resources">
1702: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
1703: $resource_selector
1704: </state>
1705: CHOOSE_STUDENTS
1706:
1707: my $cdom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
1708: my $cnum = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
1709: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
1710: my $namechoice='<choice></choice>';
1711: foreach my $name (@names) {
1712: if ($name =~ /^error: 2 /) { next; }
1713: $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
1714: }
1715: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);
1716: <state name="CHOOSE_ANON1" title="Select Students and Resources">
1717: <nextstate>PAGESIZE</nextstate>
1718: <message><hr width='33%' /><b>Number of anonymous assignments to print?</b></message>
1719: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"></string>
1720: <message><br /><b>Names to store the CODEs under for later:</b></message>
1721: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
1722: <message><hr width='33%' /></message>
1723: <message><b>Reprint a set of saved CODEs:</b></message>
1724: <dropdown variable="REUSE_OLD_CODES">
1725: $namechoice
1726: </dropdown>
1727: <message><hr width='33%' /></message>
1728: $resource_selector
1729: </state>
1730: CHOOSE_ANON1
1731:
1732:
1733: if ($helper->{VARS}->{'assignment'}) {
1734: 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'];
1735: 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'];
1736: }
1737:
1738:
1739: $resource_selector=<<RESOURCE_SELECTOR;
1740: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1741: <resource variable="RESOURCES" multichoice="1" addstatus="1"
1742: closeallpages="1">
1743: <filterfunc>return $isNotMap;</filterfunc>
1744: <mapurl>$map</mapurl>
1745: <valuefunc>return $symbFilter;</valuefunc>
1746: </resource>
1747: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1748: <choices variable="EMPTY_PAGES">
1749: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1750: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1751: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1752: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1753: </choices>
1754: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
1755: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
1756: RESOURCE_SELECTOR
1757:
1758: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
1759: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
1760: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
1761: $resource_selector
1762: </state>
1763: CHOOSE_STUDENTS1
1764:
1765: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
1766: <state name="CHOOSE_ANON2" title="Select Students and Resources">
1767: <nextstate>PAGESIZE</nextstate>
1768: <message><hr width='33%' /><b>Number of anonymous assignments to print?</b></message>
1769: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"></string>
1770: <message><br /><b>Names to store the CODEs under for later:</b></message>
1771: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
1772: <message><hr width='33%' /></message>
1773: <message><b>Reprint a set of saved CODEs:</b></message>
1774: <dropdown variable="REUSE_OLD_CODES">
1775: $namechoice
1776: </dropdown>
1777: <message><hr width='33%' /></message>
1778: $resource_selector
1779: </state>
1780: CHOOSE_ANON2
1781: }
1782:
1783: # FIXME: That RE should come from a library somewhere.
1784: if ((((&Apache::lonnet::allowed('bre',$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 $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {
1785: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
1786:
1787: my $f = '$filename';
1788: my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
1789: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
1790: <message>(mark them then click "next" button) <br /></message>
1791: <files variable="FILES" multichoice='1'>
1792: <nextstate>PAGESIZE</nextstate>
1793: <filechoice>return '$subdir';</filechoice>
1794: CHOOSE_FROM_SUBDIR
1795:
1796: # this is broken up because I really want interpolation above,
1797: # and I really DON'T want it below
1798: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
1799: <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
1800: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
1801: </filefilter>
1802: </files>
1803: </state>
1804: CHOOSE_FROM_SUBDIR
1805: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1806: }
1807:
1808: # Allow the user to select any sequence in the course, feed it to
1809: # another resource selector for that sequence
1810: if (!$helper->{VARS}->{'construction'}) {
1811: push @$printChoices, ["<b>Resources</b> from <b>selected sequence</b> in course",
1812: 'select_sequences', 'CHOOSE_SEQUENCE'];
1813: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
1814: #Escape apostrophes and backslashes for Perl
1815: $escapedSequenceName =~ s/\\/\\\\/g;
1816: $escapedSequenceName =~ s/'/\\'/g;
1817: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
1818: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
1819: <message>Select the sequence to print resources from:</message>
1820: <resource variable="SEQUENCE">
1821: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
1822: <filterfunc>return \$res->is_sequence;</filterfunc>
1823: <valuefunc>return $urlValue;</valuefunc>
1824: </resource>
1825: </state>
1826: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
1827: <message>(mark desired resources then click "next" button) <br /></message>
1828: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1829: closeallpages="1">
1830: <nextstate>PAGESIZE</nextstate>
1831: <filterfunc>return $isProblem</filterfunc>
1832: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
1833: <valuefunc>return $symbFilter;</valuefunc>
1834: </resource>
1835: </state>
1836: CHOOSE_FROM_ANY_SEQUENCE
1837: }
1838:
1839: # Generate the first state, to select which resources get printed.
1840: Apache::lonhelper::state->new("START", "Select Printing Options:");
1841: $paramHash = Apache::lonhelper::getParamHash();
1842: $paramHash->{MESSAGE_TEXT} = "";
1843: Apache::lonhelper::message->new();
1844: $paramHash = Apache::lonhelper::getParamHash();
1845: $paramHash->{'variable'} = 'PRINT_TYPE';
1846: $helper->declareVar('PRINT_TYPE');
1847: $paramHash->{CHOICES} = $printChoices;
1848: Apache::lonhelper::choices->new();
1849:
1850: my $startedTable = 0; # have we started an HTML table yet? (need
1851: # to close it later)
1852:
1853: if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or
1854: ($helper->{VARS}->{'construction'} eq '1')) {
1855: addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
1856: $paramHash = Apache::lonhelper::getParamHash();
1857: $paramHash->{'variable'} = 'ANSWER_TYPE';
1858: $helper->declareVar('ANSWER_TYPE');
1859: $paramHash->{CHOICES} = [
1860: ['Without Answers', 'yes'],
1861: ['With Answers', 'no'],
1862: ['Only Answers', 'only'],
1863: ['As Exam Problem', 'exam']
1864: ];
1865: Apache::lonhelper::dropdown->new();
1866: addMessage("</td></tr>");
1867: $startedTable = 1;
1868: }
1869:
1870: if ($ENV{'request.role.adv'}) {
1871: if (!$startedTable) {
1872: addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");
1873: $startedTable = 1;
1874: } else {
1875: addMessage("<tr><td align='right'>LaTeX mode: </td><td>");
1876: }
1877: $paramHash = Apache::lonhelper::getParamHash();
1878: $paramHash->{'variable'} = 'LATEX_TYPE';
1879: $helper->declareVar('LATEX_TYPE');
1880: if ($helper->{VARS}->{'construction'} eq '1') {
1881: $paramHash->{CHOICES} = [
1882: ['standard LaTeX mode', 'standard'],
1883: ['LaTeX batchmode', 'batchmode'], ];
1884: } else {
1885: $paramHash->{CHOICES} = [
1886: ['LaTeX batchmode', 'batchmode'],
1887: ['standard LaTeX mode', 'standard'] ];
1888: }
1889: Apache::lonhelper::dropdown->new();
1890:
1891: addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>");
1892: $paramHash = Apache::lonhelper::getParamHash();
1893: $paramHash->{'variable'} = 'TABLE_CONTENTS';
1894: $helper->declareVar('TABLE_CONTENTS');
1895: $paramHash->{CHOICES} = [
1896: ['No', 'no'],
1897: ['Yes', 'yes'] ];
1898: Apache::lonhelper::dropdown->new();
1899: addMessage("</td></tr>");
1900:
1901: if (not $helper->{VARS}->{'construction'}) {
1902: addMessage("<tr><td align='right'>Print Index: </td><td>");
1903: $paramHash = Apache::lonhelper::getParamHash();
1904: $paramHash->{'variable'} = 'TABLE_INDEX';
1905: $helper->declareVar('TABLE_INDEX');
1906: $paramHash->{CHOICES} = [
1907: ['No', 'no'],
1908: ['Yes', 'yes'] ];
1909: Apache::lonhelper::dropdown->new();
1910: addMessage("</td></tr>");
1911: addMessage("<tr><td align='right'>Print Discussions: </td><td>");
1912: $paramHash = Apache::lonhelper::getParamHash();
1913: $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';
1914: $helper->declareVar('PRINT_DISCUSSIONS');
1915: $paramHash->{CHOICES} = [
1916: ['No', 'no'],
1917: ['Yes', 'yes'] ];
1918: Apache::lonhelper::dropdown->new();
1919: addMessage("</td></tr>");
1920: }
1921:
1922: if ($helper->{'VARS'}->{'construction'}) {
1923: my $stylevalue=$ENV{'construct.style'};
1924: my $xmlfrag .= <<"RNDSEED";
1925: <message><tr><td align='right'>Use random seed: </td><td></message>
1926: <string variable="curseed" size="15" maxlength="15">
1927: <defaultvalue>
1928: return $helper->{VARS}->{'curseed'};
1929: </defaultvalue>
1930: </string>
1931: <message></td></tr><tr><td align="right">Use style file:</td><td></message>
1932: <message><input type="text" size="40" name="style_file_value" value="$stylevalue" /> <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><td></message>
1933: <message></td></tr></message>
1934: RNDSEED
1935: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1936: $helper->{'VARS'}->{'style_file'}=$ENV{'form.style_file_value'};
1937: }
1938: }
1939:
1940:
1941:
1942:
1943: if ($startedTable) {
1944: addMessage("</table>");
1945: }
1946:
1947: Apache::lonprintout::page_format_state->new("FORMAT");
1948:
1949: # Generate the PAGESIZE state which will offer the user the margin
1950: # choices if they select one column
1951: Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
1952: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
1953:
1954:
1955: $helper->process();
1956:
1957: # MANUAL BAILOUT CONDITION:
1958: # If we're in the "final" state, bailout and return to handler
1959: if ($helper->{STATE} eq 'FINAL') {
1960: return $helper;
1961: }
1962:
1963: $r->print($helper->display());
1964:
1965: Apache::lonhelper::unregisterHelperTags();
1966:
1967: untie %hash;
1968:
1969: return OK;
1970: }
1971:
1972:
1973: 1;
1974:
1975: package Apache::lonprintout::page_format_state;
1976:
1977: =pod
1978:
1979: =head1 Helper element: page_format_state
1980:
1981: See lonhelper.pm documentation for discussion of the helper framework.
1982:
1983: Apache::lonprintout::page_format_state is an element that gives the
1984: user an opportunity to select the page layout they wish to print
1985: with: Number of columns, portrait/landscape, and paper size. If you
1986: want to change the paper size choices, change the @paperSize array
1987: contents in this package.
1988:
1989: page_format_state is always directly invoked in lonprintout.pm, so there
1990: is no tag interface. You actually pass parameters to the constructor.
1991:
1992: =over 4
1993:
1994: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1995:
1996: =back
1997:
1998: =cut
1999:
2000: use Apache::lonhelper;
2001:
2002: no strict;
2003: @ISA = ("Apache::lonhelper::element");
2004: use strict;
2005: use Apache::lonlocal;
2006:
2007: my $maxColumns = 2;
2008: my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
2009: "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
2010: "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]",
2011: "a5 [148x210 mm]", "a6 [105x148 mm]" );
2012:
2013: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
2014: # Paper type
2015:
2016: sub new {
2017: my $self = Apache::lonhelper::element->new();
2018:
2019: shift;
2020:
2021: $self->{'variable'} = shift;
2022: my $helper = Apache::lonhelper::getHelper();
2023: $helper->declareVar($self->{'variable'});
2024: bless($self);
2025: return $self;
2026: }
2027:
2028: sub render {
2029: my $self = shift;
2030: my $helper = Apache::lonhelper::getHelper();
2031: my $result = '';
2032: my $var = $self->{'variable'};
2033: my $PageLayout=&mt('Page layout');
2034: my $NumberOfColumns=&mt('Number of columns');
2035: my $PaperType=&mt('Paper type');
2036: $result .= <<STATEHTML;
2037:
2038: <hr width="33%" />
2039: <table cellpadding="3">
2040: <tr>
2041: <td align="center"><b>$PageLayout</b></td>
2042: <td align="center"><b>$NumberOfColumns</b></td>
2043: <td align="center"><b>$PaperType</b></td>
2044: </tr>
2045: <tr>
2046: <td>
2047: <input type="radio" name="${var}.layout" value="L" /> Landscape<br />
2048: <input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait
2049: </td>
2050: <td align="center">
2051: <select name="${var}.cols">
2052: STATEHTML
2053:
2054: my $i;
2055: for ($i = 1; $i <= $maxColumns; $i++) {
2056: if ($i == 2) {
2057: $result .= "<option value='$i' selected>$i</option>\n";
2058: } else {
2059: $result .= "<option value='$i'>$i</option>\n";
2060: }
2061: }
2062:
2063: $result .= "</select></td><td>\n";
2064: $result .= "<select name='${var}.paper'>\n";
2065:
2066: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
2067: my $DefaultPaperSize=$parmhash{'default_paper_size'};
2068: if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
2069: $i = 0;
2070: foreach (@paperSize) {
2071: $_=~/(\w+)/;
2072: my $papersize=$1;
2073: if ($paperSize[$i]=~/$DefaultPaperSize/) {
2074: $result .= "<option selected value='$papersize'>" . $paperSize[$i] . "</option>\n";
2075: } else {
2076: $result .= "<option value='$papersize'>" . $paperSize[$i] . "</option>\n";
2077: }
2078: $i++;
2079: }
2080: $result .= "</select></td></tr></table>";
2081: return $result;
2082: }
2083:
2084: sub postprocess {
2085: my $self = shift;
2086:
2087: my $var = $self->{'variable'};
2088: my $helper = Apache::lonhelper->getHelper();
2089: $helper->{VARS}->{$var} =
2090: $ENV{"form.$var.layout"} . '|' . $ENV{"form.$var.cols"} . '|' .
2091: $ENV{"form.$var.paper"};
2092: return 1;
2093: }
2094:
2095: 1;
2096:
2097: package Apache::lonprintout::page_size_state;
2098:
2099: =pod
2100:
2101: =head1 Helper element: page_size_state
2102:
2103: See lonhelper.pm documentation for discussion of the helper framework.
2104:
2105: Apache::lonprintout::page_size_state is an element that gives the
2106: user the opportunity to further refine the page settings if they
2107: select a single-column page.
2108:
2109: page_size_state is always directly invoked in lonprintout.pm, so there
2110: is no tag interface. You actually pass parameters to the constructor.
2111:
2112: =over 4
2113:
2114: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
2115:
2116: =back
2117:
2118: =cut
2119:
2120: use Apache::lonhelper;
2121:
2122: no strict;
2123: @ISA = ("Apache::lonhelper::element");
2124: use strict;
2125:
2126:
2127:
2128: sub new {
2129: my $self = Apache::lonhelper::element->new();
2130:
2131: shift; # disturbs me (probably prevents subclassing) but works (drops
2132: # package descriptor)... - Jeremy
2133:
2134: $self->{'variable'} = shift;
2135: my $helper = Apache::lonhelper::getHelper();
2136: $helper->declareVar($self->{'variable'});
2137:
2138: # The variable name of the format element, so we can look into
2139: # $helper->{VARS} to figure out whether the columns are one or two
2140: $self->{'formatvar'} = shift;
2141:
2142: # The state to transition to after selection, or after discovering
2143: # the cols are not set to 1
2144: $self->{NEXTSTATE} = shift;
2145: bless($self);
2146: return $self;
2147: }
2148:
2149: sub render {
2150: my $self = shift;
2151: my $helper = Apache::lonhelper::getHelper();
2152: my $result = '';
2153: my $var = $self->{'variable'};
2154:
2155: if (defined $self->{ERROR_MSG}) {
2156: $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
2157: }
2158:
2159: $result .= <<ELEMENTHTML;
2160:
2161: <p>How should the column be formatted?</p>
2162:
2163: <table cellpadding='3'>
2164: <tr>
2165: <td align='right'><b>Width</b>:</td>
2166: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
2167: <td align='left'>
2168: <select name='$var.widthunit'>
2169: <option>cm</option><option>in</option>
2170: </select>
2171: </td>
2172: </tr>
2173: <tr>
2174: <td align='right'><b>Height</b>:</td>
2175: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
2176: <td align='left'>
2177: <select name='$var.heightunit'>
2178: <option>cm</option><option>in</option>
2179: </select>
2180: </td>
2181: </tr>
2182: <tr>
2183: <td align='right'><b>Left margin</b>:</td>
2184: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
2185: <td align='left'>
2186: <select name='$var.lmarginunit'>
2187: <option>cm</option><option>in</option>
2188: </select>
2189: </td>
2190: </tr>
2191: </table>
2192:
2193: <p>Hint: Some instructors like to leave scratch space for the student by
2194: making the width much smaller than the width of the page.</p>
2195:
2196: ELEMENTHTML
2197:
2198: return $result;
2199: }
2200:
2201: # If the user didn't select 1 column, skip this state.
2202: sub preprocess {
2203: my $self = shift;
2204: my $helper = Apache::lonhelper::getHelper();
2205:
2206: my $format = $helper->{VARS}->{$self->{'formatvar'}};
2207: if (substr($format, 2, 1) ne '1') {
2208: $helper->changeState($self->{NEXTSTATE});
2209: }
2210:
2211: return 1;
2212: }
2213:
2214: sub postprocess {
2215: my $self = shift;
2216:
2217: my $var = $self->{'variable'};
2218: my $helper = Apache::lonhelper->getHelper();
2219: my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"};
2220: my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"};
2221: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"};
2222: $helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"};
2223: $helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"};
2224: $helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"};
2225:
2226: my $error = '';
2227:
2228: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
2229: # by an optional period, followed by digits, ending the string
2230:
2231: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2232: $error .= "Invalid width; please type only a number.<br />\n";
2233: }
2234: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2235: $error .= "Invalid height; please type only a number.<br />\n";
2236: }
2237: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2238: $error .= "Invalid left margin; please type only a number.<br />\n";
2239: }
2240:
2241: if (!$error) {
2242: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
2243: return 1;
2244: } else {
2245: $self->{ERROR_MSG} = $error;
2246: return 0;
2247: }
2248: }
2249:
2250:
2251:
2252: __END__
2253:
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