Annotation of loncom/interface/lonprintout.pm, revision 1.255
1.1 www 1: # The LearningOnline Network
2: # Printout
3: #
1.255 ! www 4: # $Id: lonprintout.pm,v 1.254 2003/10/10 13:38:26 sakharuk Exp $
1.11 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.3 sakharuk 28: #
1.1 www 29: package Apache::lonprintout;
30:
31: use strict;
1.10 albertel 32: use Apache::Constants qw(:common :http);
1.2 sakharuk 33: use Apache::lonxml;
34: use Apache::lonnet;
1.54 sakharuk 35: use Apache::loncommon;
1.13 sakharuk 36: use Apache::inputtags;
1.54 sakharuk 37: use Apache::grades;
1.13 sakharuk 38: use Apache::edit;
1.5 sakharuk 39: use Apache::File();
1.68 sakharuk 40: use Apache::lonnavmaps;
1.227 sakharuk 41: use Apache::lonratedt;
1.34 sakharuk 42: use POSIX qw(strftime);
1.255 ! www 43: use Apache::lonlocal;
1.60 sakharuk 44: use GDBM_File;
45:
46:
47: my %hash;
1.76 sakharuk 48: my $LaTeXwidth = 0;
1.3 sakharuk 49:
1.2 sakharuk 50:
1.71 sakharuk 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:
1.37 sakharuk 59: sub character_chart {
60: my $result = shift;
1.116 sakharuk 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;/\$=\$/g;
93: $result =~ s/&(\#0?62|gt|\#155);/\$>\$/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;/\$\\setminus\$/g;
123: $result =~ s/&\#0?93;/]/g;
124: $result =~ s/&\#(0?94|136);/\$\\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;/\$\\ldots\$/g;
160: $result =~ s/&\#134;/\$\\dagger\$/g;
161: $result =~ s/&\#135;/\$\\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;/\$\\bullet\$/g;
167: $result =~ s/&\#150;/--/g;
168: $result =~ s/&\#151;/---/g;
169: $result =~ s/&\#152;/\$\\sim\$/g;
170: $result =~ s/&\#153;/\\texttrademark /g;
171: $result =~ s/&\#156;/\\oe/g;
172: $result =~ s/&\#159;/\\\"Y/g;
1.131 bowersj2 173: $result =~ s/&(\#160|nbsp);//g;
1.116 sakharuk 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);/\$\\neg\$/g;
185: $result =~ s/&(\#173|shy);/ - /g;
186: $result =~ s/&(\#174|reg);/\\textregistered /g;
187: $result =~ s/&(\#175|macr);/\$^{-}\$/g;
188: $result =~ s/&(\#176|deg);/\$^{\\circ}\$/g;
189: $result =~ s/&(\#177|plusmn);/\$\\pm\$/g;
190: $result =~ s/&(\#178|sup2);/\$^2\$/g;
191: $result =~ s/&(\#179|sup3);/\$^3\$/g;
192: $result =~ s/&(\#180|acute);/\\textacute /g;
193: $result =~ s/&(\#181|micro);/\$\\mu\$/g;
194: $result =~ s/&(\#182|para);/\\P/g;
195: $result =~ s/&(\#183|middot);/\$\\cdot\$/g;
196: $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
197: $result =~ s/&(\#185|sup1);/\$^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);/\$\\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);/\$\\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);/\$\\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;/\$\\theta\$/g;
1.117 sakharuk 265: #Greek Alphabet
266: $result =~ s/&(alpha|\#945);/\$\\alpha \$/g;
267: $result =~ s/&(beta|\#946);/\$\\beta \$/g;
268: $result =~ s/&(gamma|\#947);/\$\\gamma \$/g;
269: $result =~ s/&(delta|\#948);/\$\\delta \$/g;
270: $result =~ s/&(epsilon|\#949);/\$\\epsilon \$/g;
271: $result =~ s/&(zeta|\#950);/\$\\zeta \$/g;
272: $result =~ s/&(eta|\#951);/\$\\eta \$/g;
273: $result =~ s/&(theta|\#952);/\$\\theta \$/g;
274: $result =~ s/&(iota|\#953);/\$\\iota \$/g;
275: $result =~ s/&(kappa|\#954);/\$\\kappa \$/g;
276: $result =~ s/&(lambda|\#955);/\$\\lambda \$/g;
277: $result =~ s/&(mu|\#956);/\$\\mu \$/g;
278: $result =~ s/&(nu|\#957);/\$\\nu \$/g;
279: $result =~ s/&(xi|\#958);/\$\\xi \$/g;
1.199 sakharuk 280: $result =~ s/&(omicron|\#959);/o/g;
1.117 sakharuk 281: $result =~ s/&(pi|\#960);/\$\\pi \$/g;
282: $result =~ s/&(rho|\#961);/\$\\rho \$/g;
283: $result =~ s/&(sigma|\#963);/\$\\sigma \$/g;
284: $result =~ s/&(tau|\#964);/\$\\tau \$/g;
285: $result =~ s/&(upsilon|\#965);/\$\\upsilon \$/g;
286: $result =~ s/&(phi|\#966);/\$\\phi \$/g;
287: $result =~ s/&(chi|\#967);/\$\\chi \$/g;
288: $result =~ s/&(psi|\#968);/\$\\psi \$/g;
289: $result =~ s/&(omega|\#969);/\$\\omega \$/g;
1.199 sakharuk 290: $result =~ s/&(thetasym|\#977);/\$\\vartheta \$/g;
291: $result =~ s/&(piv|\#982);/\$\\varpi \$/g;
292: $result =~ s/&(Alpha|\#913);/A/g;
293: $result =~ s/&(Beta|\#914);/B/g;
1.117 sakharuk 294: $result =~ s/&(Gamma|\#915);/\$\\Gamma \$/g;
295: $result =~ s/&(Delta|\#916);/\$\\Delta \$/g;
1.199 sakharuk 296: $result =~ s/&(Epsilon|\#917);/E/g;
297: $result =~ s/&(Zeta|\#918);/Z/g;
298: $result =~ s/&(Eta|\#919);/H/g;
1.117 sakharuk 299: $result =~ s/&(Theta|\#920);/\$\\Theta \$/g;
1.199 sakharuk 300: $result =~ s/&(Iota|\#921);/I/g;
301: $result =~ s/&(Kappa|\#922);/K/g;
1.117 sakharuk 302: $result =~ s/&(Lambda|\#923);/\$\\Lambda \$/g;
1.199 sakharuk 303: $result =~ s/&(Mu|\#924);/M/g;
304: $result =~ s/&(Nu|\#925);/N/g;
1.117 sakharuk 305: $result =~ s/&(Xi|\#926);/\$\\Xi \$/g;
1.199 sakharuk 306: $result =~ s/&(Omicron|\#927);/O/g;
1.117 sakharuk 307: $result =~ s/&(Pi|\#928);/\$\\Pi \$/g;
1.199 sakharuk 308: $result =~ s/&(Rho|\#929);/P/g;
1.117 sakharuk 309: $result =~ s/&(Sigma|\#931);/\$\\Sigma \$/g;
1.199 sakharuk 310: $result =~ s/&(Tau|\#932);/T/g;
1.117 sakharuk 311: $result =~ s/&(Upsilon|\#933);/\$\\Upsilon \$/g;
312: $result =~ s/&(Phi|\#934);/\$\\Phi \$/g;
1.199 sakharuk 313: $result =~ s/&(Chi|\#935);/X/g;
1.117 sakharuk 314: $result =~ s/&(Psi|\#936);/\$\\Psi \$/g;
315: $result =~ s/&(Omega|\#937);/\$\\Omega \$/g;
1.199 sakharuk 316: #Arrows (extended HTML 4.01)
317: $result =~ s/&(larr|\#8592);/\$\\leftarrow \$/g;
318: $result =~ s/&(uarr|\#8593);/\$\\uparrow \$/g;
319: $result =~ s/&(rarr|\#8594);/\$\\rightarrow \$/g;
320: $result =~ s/&(darr|\#8595);/\$\\downarrow \$/g;
321: $result =~ s/&(harr|\#8596);/\$\\leftrightarrow \$/g;
322: $result =~ s/&(lArr|\#8656);/\$\\Leftarrow \$/g;
323: $result =~ s/&(uArr|\#8657);/\$\\Uparrow \$/g;
324: $result =~ s/&(rArr|\#8658);/\$\\Rightarrow \$/g;
325: $result =~ s/&(dArr|\#8659);/\$\\Downarrow \$/g;
326: $result =~ s/&(hArr|\#8660);/\$\\Leftrightarrow \$/g;
327: #Mathematical Operators (extended HTML 4.01)
328: $result =~ s/&(forall|\#8704);/\$\\forall \$/g;
329: $result =~ s/&(part|\#8706);/\$\\partial \$/g;
330: $result =~ s/&(exist|\#8707);/\$\\exists \$/g;
331: $result =~ s/&(empty|\#8709);/\$\\emptyset \$/g;
332: $result =~ s/&(nabla|\#8711);/\$\\nabla \$/g;
333: $result =~ s/&(isin|\#8712);/\$\\in \$/g;
334: $result =~ s/&(notin|\#8713);/\$\\notin \$/g;
335: $result =~ s/&(ni|\#8715);/\$\\ni \$/g;
336: $result =~ s/&(prod|\#8719);/\$\\prod \$/g;
337: $result =~ s/&(sum|\#8721);/\$\\sum \$/g;
338: $result =~ s/&(minus|\#8722);/\$-\$/g;
339: $result =~ s/&(lowast|\#8727);/\$*\$/g;
340: $result =~ s/&(radic|\#8730);/\$\\surd \$/g;
341: $result =~ s/&(prop|\#8733);/\$\\propto \$/g;
342: $result =~ s/&(infin|\#8734);/\$\\infty \$/g;
343: $result =~ s/&(ang|\#8736);/\$\\angle \$/g;
344: $result =~ s/&(and|\#8743);/\$\\wedge \$/g;
345: $result =~ s/&(or|\#8744);/\$\\vee \$/g;
346: $result =~ s/&(cap|\#8745);/\$\\cap \$/g;
347: $result =~ s/&(cup|\#8746);/\$\\cup \$/g;
348: $result =~ s/&(int|\#8747);/\$\\int \$/g;
349: $result =~ s/&(sim|\#8764);/\$\\sim \$/g;
350: $result =~ s/&(cong|\#8773);/\$\\cong \$/g;
351: $result =~ s/&(asymp|\#8776);/\$\\approx \$/g;
352: $result =~ s/&(ne|\#8800);/\$\\not= \$/g;
353: $result =~ s/&(equiv|\#8801);/\$\\equiv \$/g;
354: $result =~ s/&(le|\#8804);/\$\\leq \$/g;
355: $result =~ s/&(ge|\#8805);/\$\\geq \$/g;
356: $result =~ s/&(sub|\#8834);/\$\\subset \$/g;
357: $result =~ s/&(sup|\#8835);/\$\\supset \$/g;
358: $result =~ s/&(nsub|\#8836);/\$\\not\\subset \$/g;
359: $result =~ s/&(sube|\#8838);/\$\\subseteq \$/g;
360: $result =~ s/&(supe|\#8839);/\$\\supseteq \$/g;
361: $result =~ s/&(oplus|\#8853);/\$\\oplus \$/g;
362: $result =~ s/&(otimes|\#8855);/\$\\otimes \$/g;
363: $result =~ s/&(perp|\#8869);/\$\\perp \$/g;
364: $result =~ s/&(sdot|\#8901);/\$\\cdot \$/g;
365: #Geometric Shapes (extended HTML 4.01)
366: $result =~ s/&(loz|\#9674);/\$\\Diamond \$/g;
367: #Miscellaneous Symbols (extended HTML 4.01)
368: $result =~ s/&(spades|\#9824);/\$\\spadesuit \$/g;
369: $result =~ s/&(clubs|\#9827);/\$\\clubsuit \$/g;
370: $result =~ s/&(hearts|\#9829);/\$\\heartsuit \$/g;
371: $result =~ s/&(diams|\#9830);/\$\\diamondsuit \$/g;
1.37 sakharuk 372: return $result;
373: }
1.41 sakharuk 374:
375:
1.177 sakharuk 376: sub page_format {
1.140 sakharuk 377: #
378: #Correspondence between $papersize variable and real paper format:
379: # 0 - "Letter [8 1/2x11 in]"
380: # 1 - "Legal [8 1/2x14 in]"
381: # 2 - "Ledger/Tabloid [11x17 in]"
382: # 3 - "Executive [7 1/2x10 in]"
383: # 4 - "A2 [420x594 mm]"
384: # 5 - "A3 [297x420 mm]"
385: # 6 - "A4 [210x297 mm]"
386: # 7 - "A5 [148x210 mm]"
387: # 8 - "A6 [105x148 mm]"
388: #
389: my ($papersize,$layout,$numberofcolumns) = @_;
1.202 sakharuk 390: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = (0,0,0,0,0);
1.140 sakharuk 391: if ($papersize eq '0') {
392: if ($layout eq 'book') {
393: if ($numberofcolumns == 1) {
1.190 sakharuk 394: $textwidth = '7.1 in'; #'18 cm';
395: $textheight = '10.2 in'; #'25.9 cm';
1.140 sakharuk 396: $oddoffset = '-0.57 in';
397: $evenoffset = '-0.57 in';
398: } elsif ($numberofcolumns == 2) {
1.190 sakharuk 399: $textwidth = '3.66 in'; #'93 mm';
400: $textheight = '10.2 in'; #'25.9 cm';
1.140 sakharuk 401: $oddoffset = '-0.57 in';
402: $evenoffset = '-0.57 in';
403: }
404: } elsif ($layout eq 'album') {
405: if ($numberofcolumns eq '1') {
406: $textwidth = '8.8 in';
407: $textheight = '6.8 in';
408: $oddoffset = '-40 pt';
409: $evenoffset = '-60 pt';
410: } elsif ($numberofcolumns == 2) {
1.202 sakharuk 411: $textwidth = '4.4 in';
1.140 sakharuk 412: $textheight = '6.8 in';
1.202 sakharuk 413: $oddoffset = '-0.5 in';
414: $evenoffset = '-1.5 in';
415: $topmargin = '3.5 in';
1.140 sakharuk 416: }
417: }
418: # } elsif($papersize eq '1') {
419: # } elsif($papersize eq '2') {
420: # } elsif($papersize eq '3'/) {
421: } elsif($papersize eq '6') {
422: if ($layout eq 'book') {
423: if ($numberofcolumns == 1) {
424: $textwidth = '18 cm';
425: $textheight = '28 cm';
426: $oddoffset = '-0.57 in';
427: $evenoffset = '-0.57 in';
428: } elsif ($numberofcolumns == 2) {
429: $textwidth = '96 mm';
430: $textheight = '2 cm';
431: $oddoffset = '-0.57 in';
432: $evenoffset = '-0.57 in';
433: }
434: } elsif ($layout eq 'album') {
435: if ($numberofcolumns eq '1') {
436: $textwidth = '8.5 in';
437: $textheight = '7.7 in';
438: $oddoffset = '-40 pt';
439: $evenoffset = '-60 pt';
440: } elsif ($numberofcolumns == 2) {
441: $textwidth = '3.9 in';
442: $textheight = '7.7 in';
443: $oddoffset = '-40 pt';
444: $evenoffset = '-60 pt';
445: }
446: }
447: # } elsif($papersize eq '5') {
448: # } elsif($papersize eq '4') {
449: # } elsif($papersize eq '7') {
450: # } elsif($papersize eq '8') {
1.76 sakharuk 451: }
1.202 sakharuk 452: return $textwidth,$textheight,$oddoffset,$evenoffset,$topmargin;
1.140 sakharuk 453: }
1.76 sakharuk 454:
455:
1.126 albertel 456: sub get_name {
457: my ($uname,$udom)=@_;
458: if (!defined($uname)) { $uname=$ENV{'user.name'}; }
1.212 albertel 459: if (!defined($udom)) { $udom=$ENV{'user.domain'}; }
1.126 albertel 460: my $plainname=&Apache::loncommon::plainname($uname,$udom);
1.213 albertel 461: if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
462: $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
463: return $plainname;
1.126 albertel 464: }
465:
1.213 albertel 466: sub get_course {
467: my $courseidinfo;
468: if (defined($ENV{'request.course.id'})) {
469: $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'header');
470: }
471: return $courseidinfo;
472: }
1.177 sakharuk 473:
1.76 sakharuk 474: sub page_format_transformation {
1.214 sakharuk 475: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist) = @_;
1.202 sakharuk 476: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
1.222 sakharuk 477: $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
1.213 albertel 478: if ($numberofcolumns != 1) {
479: ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
480: } else {
481: ($textwidth,$textheight,$oddoffset,$evenoffset) = ($ENV{'form.width'},$ENV{'form.height'},$ENV{'form.leftmargin'},$ENV{'form.leftmargin'});
482: }
1.126 albertel 483: my $name = &get_name();
1.213 albertel 484: my $courseidinfo = &get_course();
485: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1.140 sakharuk 486: if ($layout eq 'album') {
1.202 sakharuk 487: my $topmargintoinsert = '';
488: if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
1.213 albertel 489: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$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}\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}} \\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1} /;
1.140 sakharuk 490: } elsif ($layout eq 'book') {
491: if ($choice ne 'All class print') {
1.213 albertel 492: $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}/;
1.140 sakharuk 493: } else {
1.190 sakharuk 494: $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\\setcounter{page}{1} \\vskip 5 mm /;
1.140 sakharuk 495: }
496: }
1.214 sakharuk 497: if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
498: if ($indexlist eq 'yes') {
499: $text=~s/(\\begin{document})/\\makeindex $1/;
500: $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;
501: }
1.140 sakharuk 502: return $text;
503: }
504:
505:
1.33 sakharuk 506: sub page_cleanup {
507: my $result = shift;
1.65 sakharuk 508:
509: $result =~ m/\\end{document}(\d*)$/;
1.34 sakharuk 510: my $number_of_columns = $1;
1.33 sakharuk 511: my $insert = '{';
1.34 sakharuk 512: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1.33 sakharuk 513: $insert .= '}';
1.65 sakharuk 514: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
1.34 sakharuk 515: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
516: return $result,$number_of_columns;
1.7 sakharuk 517: }
1.5 sakharuk 518:
1.3 sakharuk 519:
1.60 sakharuk 520: sub details_for_menu {
521:
522: my $name_of_resourse = $hash{'title_'.$hash{'ids_'.$ENV{'form.postdata'}}};
523: my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
1.233 www 524: my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
1.123 albertel 525: $map=&Apache::lonnet::clutter($map);
1.102 sakharuk 526: my $name_of_sequence;
1.123 albertel 527: $name_of_sequence = $hash{'title_'.$hash{'ids_'.$map}};
1.63 albertel 528: if ($name_of_sequence =~ /^\s*$/) {
1.123 albertel 529: $map =~ m|([^/]+)$|;
530: $name_of_sequence = $1;
1.63 albertel 531: }
1.123 albertel 532: my $name_of_map = $hash{'title_'.$hash{'ids_'.&Apache::lonnet::clutter($ENV{'request.course.uri'})}};
1.63 albertel 533: if ($name_of_map =~ /^\s*$/) {
1.123 albertel 534: $ENV{'request.course.uri'} =~ m|([^/]+)$|;
535: $name_of_map = $1;
536: }
1.63 albertel 537: return ($name_of_resourse,$name_of_sequence,$name_of_map);
1.60 sakharuk 538:
1.76 sakharuk 539: }
540:
541:
542: sub latex_corrections {
543:
544: my ($number_of_columns,$result) = @_;
545:
1.185 sakharuk 546: # $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
1.76 sakharuk 547: $result =~ s/\$number_of_columns/$number_of_columns/g;
1.91 sakharuk 548: $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/;
549: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
550: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
1.76 sakharuk 551: #-- LaTeX corrections
552: my $first_comment = index($result,'<!--',0);
553: while ($first_comment != -1) {
554: my $end_comment = index($result,'-->',$first_comment);
555: substr($result,$first_comment,$end_comment-$first_comment+3) = '';
556: $first_comment = index($result,'<!--',$first_comment);
557: }
558: $result =~ s/^\s+$//gm; #remove empty lines
1.94 sakharuk 559: $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space
1.76 sakharuk 560: $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
561: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
562: $result =~ s/{\\par }\s*\\\\/\\\\/gm;
563: $result =~ s/\\\\\s+\[/ \[/g;
564: $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
565: #conversion of html characters to LaTeX equivalents
566: if ($result =~ m/&(\w+|#\d+);/) {
567: $result = &character_chart($result);
568: }
569: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
570: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
571:
572: return $result;
1.60 sakharuk 573: }
574:
1.3 sakharuk 575:
1.214 sakharuk 576: sub index_table {
577: my $currentURL = shift;
578: my $insex_string='';
579: $currentURL=~s/\.([^\/+])$/\.$1\.meta/;
580: $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');
581: return $insex_string;
582: }
583:
584:
1.215 sakharuk 585: sub IndexCreation {
586: my ($texversion,$currentURL)=@_;
587: my @key_words=split(/,/,&index_table($currentURL));
588: my $chunk='';
589: my $st=index $texversion,'\addcontentsline{toc}{subsection}{';
590: if ($st>0) {
591: for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}
592: $chunk=substr($texversion,0,$st+1);
593: substr($texversion,0,$st+1)=' ';
594: }
595: foreach my $key_word (@key_words) {
596: if ($key_word=~/\S+/) {
597: $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;
598: }
599: }
600: if ($st>0) {substr($texversion,0,1)=$chunk;}
601: return $texversion;
602: }
603:
1.242 sakharuk 604: sub print_latex_header {
605: my $mode=shift;
606: my $output='\documentclass[letterpaper]{article}';
607: if ($mode eq 'batchmode') {
608: $output.='\batchmode';
609: }
610: $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'.
611: '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'.
612: '\usepackage[dvips]{graphicx}\usepackage{epsfig}\usepackage{calc}'.
613: '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'.
614: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'.
615: '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'.
616: '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'.
617: '\setlength{\abovedisplayshortskip}{-0.04in}'.
618: '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'.
619: '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'.
620: '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'.
621: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'.
622: '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'.
623: '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'.
624: '\setlength{\abovedisplayshortskip}{-0.04in}'.
625: '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}';
626: return $output;
627: }
628:
629: sub path_to_problem {
630: my ($urlp,$LaTeXwidth)=@_;
631: my $newurlp = '';
632: $LaTeXwidth=~s/\s*mm\s*$//;
633: my $HowMany = length($urlp)*2;
634: if ($HowMany > $LaTeXwidth) {
635: my @temporrary = split '/',$urlp;
636: my $HowManyNew = 0;
637: for (my $ii=0;$ii<=$#temporrary;$ii++) {
638: if ($temporrary[$ii] ne '') {
639: $HowManyNew += length($temporrary[$ii])*2;
640: if ($HowManyNew < $LaTeXwidth ) {
641: $newurlp .= '/'.$temporrary[$ii];
642: } else {
643: $HowManyNew = 0;
644: $newurlp .= '|\vskip -1 mm \noindent \verb|';
645: $ii--;
646: }
647: }
648: }
1.253 sakharuk 649: } else {
650: $newurlp=$urlp;
1.242 sakharuk 651: }
652: return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
653: }
1.215 sakharuk 654:
1.177 sakharuk 655: sub output_data {
1.184 sakharuk 656: my ($r,$helper,$rparmhash) = @_;
657: my %parmhash = %$rparmhash;
1.187 www 658: my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
1.140 sakharuk 659: $r->print(<<ENDPART);
660: <html>
661: <head>
662: <title>LON-CAPA output for printing</title>
663: </head>
1.187 www 664: $bodytag
665: Please stand by while processing your print request, this may take some time ...
1.140 sakharuk 666: ENDPART
667:
668: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
669: my ($result,$selectionmade) = ('','');
670: my $number_of_columns = 1; #used only for pages to determine the width of the cell
671: my @temporary_array=split /\|/,$format_from_helper;
672: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
673: if ($laystyle eq 'L') {
674: $laystyle='album';
675: } else {
676: $laystyle='book';
677: }
1.177 sakharuk 678: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
1.140 sakharuk 679: my $assignment = $ENV{'form.assignment'};
680: my $LaTeXwidth;
1.190 sakharuk 681: if ($textwidth=~/(\d+\.?\d*)\s*cm/) {
1.140 sakharuk 682: $LaTeXwidth = $1*10;
1.190 sakharuk 683: } elsif ($textwidth=~/(\d+\.?\d*)\s*mm/) {
1.140 sakharuk 684: $LaTeXwidth = $1;
1.190 sakharuk 685: } elsif ($textwidth=~/(\d+\.?\d*)\s*in/) {
1.140 sakharuk 686: $LaTeXwidth = $1*25.4;
687: }
688: $LaTeXwidth.=' mm';
1.153 sakharuk 689:
1.140 sakharuk 690: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
1.143 sakharuk 691: #-- single document - problem, page, html, xml, ...
692: my $currentURL;
1.162 sakharuk 693: if ($helper->{'VARS'}->{'construction'} ne '1') {
1.185 sakharuk 694: #prints published resource
1.153 sakharuk 695: $currentURL=$helper->{'VARS'}->{'postdata'};
1.143 sakharuk 696: } else {
1.185 sakharuk 697: #prints resource from the construction space
1.240 albertel 698: $currentURL='/'.$helper->{'VARS'}->{'filename'};
1.206 sakharuk 699: if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
1.143 sakharuk 700: }
1.140 sakharuk 701: $selectionmade = 1;
1.143 sakharuk 702: if ($currentURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.169 albertel 703: my $rndseed=time;
1.242 sakharuk 704: my $texversion='';
705: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
706: my %moreenv;
707: $moreenv{'request.filename'}=$currentURL;
708: my %form;
709: $form{'grade_target'}='tex';
710: $form{'textwidth'}=$LaTeXwidth;
711: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
712: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
713: if ($helper->{'VARS'}->{'curseed'}) {
714: $rndseed=$helper->{'VARS'}->{'curseed'};
715: }
716: $form{'rndseed'}=$rndseed;
717: &Apache::lonnet::appenv(%moreenv);
718: &Apache::lonnet::delenv('form.counter');
719: &Apache::lonxml::init_counter();
720: $texversion=&Apache::lonnet::ssi($currentURL,%form);
721: &Apache::lonnet::delenv('form.counter');
722: &Apache::lonnet::delenv('request.filename');
1.230 albertel 723: }
1.242 sakharuk 724: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
725: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.166 albertel 726: my %form;
727: $form{'grade_target'}='answer';
1.167 albertel 728: $form{'answer_output_mode'}='tex';
1.169 albertel 729: $form{'rndseed'}=$rndseed;
1.166 albertel 730: my $answer=&Apache::lonnet::ssi($currentURL,%form);
1.242 sakharuk 731: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
732: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
733: } else {
734: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.245 sakharuk 735: if ($helper->{'VARS'}->{'construction'} ne '1') {
736: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
737: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
738: } else {
739: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
740: my $URLpath=$currentURL;
741: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
742: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
743: }
1.242 sakharuk 744: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
745: }
1.163 sakharuk 746: }
1.214 sakharuk 747: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1.215 sakharuk 748: $texversion=&IndexCreation($texversion,$currentURL);
1.214 sakharuk 749: }
1.219 sakharuk 750: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
751: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
752:
753: }
1.162 sakharuk 754: $result .= $texversion;
755: if ($currentURL=~m/\.page\s*$/) {
756: ($result,$number_of_columns) = &page_cleanup($result);
757: }
1.227 sakharuk 758: } elsif ($currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {
759: #printing content of sequence from the construction space
760: my $flag_latex_header_remove = 'NO';
761: my $rndseed=time;
1.231 albertel 762: if ($helper->{'VARS'}->{'curseed'}) {
763: $rndseed=$helper->{'VARS'}->{'curseed'};
764: }
1.227 sakharuk 765: $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
766: my $errtext=&Apache::lonratedt::mapread($currentURL);
767: for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) {
768: $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/;
769: my $urlp=$2;
770: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
1.245 sakharuk 771: my $texversion='';
772: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
773: my %form;
774: $form{'grade_target'}='tex';
775: $form{'textwidth'}=$LaTeXwidth;
776: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
777: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
778: $form{'rndseed'}=$rndseed;
779: $texversion=&Apache::lonnet::ssi($urlp,%form);
780: }
1.249 sakharuk 781: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
782: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&
783: ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
1.227 sakharuk 784: my %form;
785: $form{'grade_target'}='answer';
786: $form{'answer_output_mode'}='tex';
787: $form{'rndseed'}=$rndseed;
1.232 sakharuk 788: if ($urlp=~/\/res\//) {$ENV{'request.state'}='published';}
1.227 sakharuk 789: my $answer=&Apache::lonnet::ssi($urlp,%form);
1.245 sakharuk 790: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
791: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
792: } else {
793: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
794: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
795: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
796: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
797: }
1.227 sakharuk 798: }
799: if ($flag_latex_header_remove ne 'NO') {
800: $texversion = &latex_header_footer_remove($texversion);
801: } else {
802: $texversion =~ s/\\end{document}//;
803: }
804: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
805: $texversion=&IndexCreation($texversion,$urlp);
806: }
1.232 sakharuk 807: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URpL'} eq 'yes') {
1.227 sakharuk 808: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
809: }
810: $result.=$texversion;
811: $flag_latex_header_remove = 'YES';
812: } elsif ($urlp=~/\.(sequence|page)$/) {
1.229 sakharuk 813: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
1.227 sakharuk 814: }
815: }
1.228 sakharuk 816: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
1.227 sakharuk 817: $result .= '\end{document}';
1.162 sakharuk 818: } else {
1.227 sakharuk 819: $result.='\documentclass[letterpaper]{article}\usepackage{calc}\begin{document}Printout of this type of document is currently not supported: ';
1.207 sakharuk 820: if ($currentURL=~/\/(aboutme|syllabus|bulletinboard|smppg)$/) {
821: $result.=$1;
822: } elsif ($currentURL=~/\/ext\//) {
823: $result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' ';
824: } else {
825: $result.=$currentURL;
826: }
827: $result.=' \end{document}'
1.162 sakharuk 828: }
1.142 sakharuk 829: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
830: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
1.252 sakharuk 831: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or
832: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) {
1.141 sakharuk 833: #-- produce an output string
1.193 sakharuk 834: my %form=();
835: $form{'grade_target'}='tex';
836: $form{'textwidth'}=$LaTeXwidth;
837: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.203 sakharuk 838: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.141 sakharuk 839: my $flag_latex_header_remove = 'NO';
840: my $flag_page_in_sequence = 'NO';
841: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.193 sakharuk 842: my $prevassignment='';
1.201 sakharuk 843: &Apache::lonnet::delenv('form.counter');
844: &Apache::lonxml::init_counter();
1.141 sakharuk 845: for (my $i=0;$i<=$#master_seq;$i++) {
1.236 albertel 846: my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
1.237 albertel 847: $urlp=&Apache::lonnet::clutter($urlp);
1.141 sakharuk 848: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
1.142 sakharuk 849: $selectionmade = 2;
850: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
851: $selectionmade = 3;
852: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
853: $selectionmade = 4;
1.254 sakharuk 854: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {
855: $selectionmade = 7;
1.141 sakharuk 856: }
1.166 albertel 857: $form{'symb'}=$master_seq[$i];
1.236 albertel 858: my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);
859: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem
1.247 sakharuk 860: if ($i==0) {$prevassignment=$assignment;}
1.141 sakharuk 861: #&Apache::lonnet::logthis("Trying to get $urlp with symb $master_seq[$i]");
1.166 albertel 862: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1.141 sakharuk 863: if ($urlp=~/\.page$/) {
864: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
865: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
866: $texversion =~ s/\\end{document}\d*/\\end{document}/;
867: $flag_page_in_sequence = 'YES';
868: }
1.246 sakharuk 869: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
870: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
871: my %form;
872: $form{'grade_target'}='answer';
873: $form{'answer_output_mode'}='tex';
874: my $answer=&Apache::lonnet::ssi($urlp,%form);
875: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
876: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
877: } else {
1.249 sakharuk 878: if ($urlp=~/\.(problem|exam|quiz|library)$/) {
879: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
880: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm ';
881: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
882: $texversion.='\vskip 1 mm '.$answer;
883: } else {
884: $texversion='';
885: }
1.246 sakharuk 886: }
887: }
1.141 sakharuk 888: if ($flag_latex_header_remove ne 'NO') {
889: $texversion = &latex_header_footer_remove($texversion);
890: } else {
891: $texversion =~ s/\\end{document}//;
892: }
1.215 sakharuk 893: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
894: $texversion=&IndexCreation($texversion,$urlp);
895: }
1.247 sakharuk 896: if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
897: my $name = &get_name();
898: my $courseidinfo = &get_course();
1.213 albertel 899: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1.193 sakharuk 900: $prevassignment=$assignment;
1.213 albertel 901: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip -5 mm ';
1.193 sakharuk 902: }
903: $result .= $texversion;
1.141 sakharuk 904: $flag_latex_header_remove = 'YES';
905: }
906: &Apache::lonnet::delenv('form.counter');
907: if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}
908: $result .= '\end{document}';
1.254 sakharuk 909: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') || ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')) {
1.150 sakharuk 910: #-- prints assignments for whole class or for selected students
1.254 sakharuk 911: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
912: $selectionmade=5;
913: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {
914: $selectionmade=8;
915: }
1.150 sakharuk 916: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
917: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
918: #loop over students
919: my $flag_latex_header_remove = 'NO';
920: my %moreenv;
921: $moreenv{'form.textwidth'}=$LaTeXwidth;
922: &Apache::lonnet::appenv(%moreenv);
923: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1);
924: foreach my $person (@students) {
925: my $current_output = '';
1.140 sakharuk 926: # my ($usersection,$username,$userdomain) = split /:/,$person;
1.150 sakharuk 927: my ($username,$userdomain) = split /:/,$person;
928: my $fullname = &get_name($username,$userdomain);
1.196 sakharuk 929:
1.197 sakharuk 930: if ($parmhash{'anonymous_quiz'}=~/yes/) {$fullname=' ';} #put here something reasonable for anonymous exams or quiz
1.150 sakharuk 931: #goes through all resources, checks if they are available for current student, and produces output
1.201 sakharuk 932: &Apache::lonnet::delenv('form.counter');
933: &Apache::lonxml::init_counter();
1.150 sakharuk 934: foreach my $curresline (@master_seq) {
1.254 sakharuk 935: if ((($curresline=~ m/\.(problem|exam|quiz|assess|survey|form|library)$/) && ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students')) || ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')) {
1.233 www 936: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
1.150 sakharuk 937: if (&Apache::lonnet::allowed('bre',$res_url)) {
938: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,
939: $ENV{'request.course.id'},'tex');
1.250 sakharuk 940: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
941: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
942: my %form;
943: $form{'answer_output_mode'}='tex';
944: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
945: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%form);
946: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
947: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
948: } else {
949: $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
950: $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
951: $rendered.=&path_to_problem ($curresline,$LaTeXwidth);
952: $rendered.='\vskip 1 mm '.$ansrendered;
953: }
954: }
1.150 sakharuk 955: if ($flag_latex_header_remove eq 'YES') {
956: $rendered = &latex_header_footer_remove($rendered);
957: } else {
958: $rendered =~ s/\\end{document}//;
959: }
960: $current_output .= $rendered;
961: }
962: $flag_latex_header_remove = 'YES';
963: }
964: }
1.213 albertel 965: my $courseidinfo = &get_course();
966: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1.221 sakharuk 967: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
1.150 sakharuk 968: if ($current_output=~/\\documentclass/) {
1.221 sakharuk 969: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}}\\vskip 3 mm /;
1.150 sakharuk 970: } else {
971: my $blanspages = '';
972: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blanspages.='\clearpage\strut\clearpage';}
1.221 sakharuk 973: $current_output = '\strut\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blanspages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}}} \vskip -5 mm '.$current_output;
1.150 sakharuk 974: }
975: $result .= $current_output;
976: &Apache::lonnet::delenv('form.counter');
977: &Apache::lonxml::init_counter();
978: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
1.255 ! www 979: &mt('last student').' '.$fullname);
1.150 sakharuk 980: }
981: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
982: $result .= '\end{document}';
983: &Apache::lonnet::delenv('form.textwidth');
1.151 sakharuk 984: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {
985: #prints selected problems from the subdirectory
986: $selectionmade = 6;
987: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1.154 sakharuk 988: @list_of_files=sort @list_of_files;
1.175 sakharuk 989: my $flag_latex_header_remove = 'NO';
990: my $rndseed=time;
1.230 albertel 991: if ($helper->{'VARS'}->{'curseed'}) {
992: $rndseed=$helper->{'VARS'}->{'curseed'};
993: }
1.151 sakharuk 994: for (my $i=0;$i<=$#list_of_files;$i++) {
1.152 sakharuk 995: my $urlp = $list_of_files[$i];
1.253 sakharuk 996: $urlp=~s|//|/|;
1.152 sakharuk 997: if ($urlp=~/\//) {
1.166 albertel 998: my %form;
999: $form{'grade_target'}='tex';
1000: $form{'textwidth'}=$LaTeXwidth;
1.175 sakharuk 1001: $form{'rndseed'}=$rndseed;
1.152 sakharuk 1002: if ($urlp =~ m|/home/([^/]+)/public_html|) {
1003: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
1004: } else {
1005: $urlp =~ s|^/home/httpd/html||;
1006: }
1.166 albertel 1007: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1.251 sakharuk 1008: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1.253 sakharuk 1009: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.174 sakharuk 1010: my %form;
1011: $form{'grade_target'}='answer';
1012: $form{'answer_output_mode'}='tex';
1.203 sakharuk 1013: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.174 sakharuk 1014: $form{'rndseed'}=$rndseed;
1015: my $answer=&Apache::lonnet::ssi($urlp,%form);
1.251 sakharuk 1016: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1017: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1018: } else {
1.253 sakharuk 1019: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1020: if ($helper->{'VARS'}->{'construction'} ne '1') {
1021: $texversion.='\vskip 0 mm \noindent ';
1022: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1023: } else {
1024: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1025: my $URLpath=$urlp;
1026: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
1027: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
1028: }
1029: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1.251 sakharuk 1030: }
1.174 sakharuk 1031: }
1.151 sakharuk 1032: #this chunck is responsible for printing the path to problem
1.253 sakharuk 1033: my $newurlp=$urlp;
1034: if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
1035: $newurlp=&path_to_problem($newurlp,$LaTeXwidth);
1.242 sakharuk 1036: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
1.152 sakharuk 1037: if ($flag_latex_header_remove ne 'NO') {
1038: $texversion = &latex_header_footer_remove($texversion);
1039: } else {
1040: $texversion =~ s/\\end{document}//;
1.216 sakharuk 1041: }
1042: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1043: $texversion=&IndexCreation($texversion,$urlp);
1.152 sakharuk 1044: }
1.219 sakharuk 1045: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
1046: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1047:
1048: }
1.152 sakharuk 1049: $result .= $texversion;
1050: }
1051: $flag_latex_header_remove = 'YES';
1.151 sakharuk 1052: }
1.175 sakharuk 1053: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1.152 sakharuk 1054: $result .= '\end{document}';
1.140 sakharuk 1055: }
1056: #-------------------------------------------------------- corrections for the different page formats
1.214 sakharuk 1057: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'});
1.140 sakharuk 1058: $result = &latex_corrections($number_of_columns,$result);
1.190 sakharuk 1059: #changes page's parameters for the one column output
1.195 sakharuk 1060: if ($numberofcolumns == 1) {
1061: $result =~ s/\\textwidth= 9cm/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
1062: $result =~ s/\\textheight 25\.9cm/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
1063: $result =~ s/\\evensidemargin = -0\.57in/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1064: $result =~ s/\\oddsidemargin = -0\.57in/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1065: }
1.214 sakharuk 1066: if ($helper->{'VARS'}->{'TABLE_CONTENTS'} eq 'yes') {$selectionmade*=10;}
1067: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1068: if ($selectionmade<10) {$selectionmade*=100;} else {$selectionmade*=10;}
1069: }
1.224 sakharuk 1070: if ($ENV{'request.role.adv'}) {$selectionmade*=10000;}
1.140 sakharuk 1071: #-- writing .tex file in prtspool
1072: my $temp_file;
1073: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
1074: unless ($temp_file = Apache::File->new('>'.$filename)) {
1075: $r->log_error("Couldn't open $filename for output $!");
1076: return SERVER_ERROR;
1077: }
1078: print $temp_file $result;
1079:
1080: $r->print(<<FINALEND);
1081: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
1082: </body>
1083: </html>
1084: FINALEND
1085: }
1086:
1087:
1088:
1.3 sakharuk 1089: sub handler {
1090:
1091: my $r = shift;
1.131 bowersj2 1092: my $helper;
1.114 bowersj2 1093:
1.150 sakharuk 1094: # my $loaderror=&Apache::lonnet::overloaderror($r);
1095: # if ($loaderror) { return $loaderror; }
1096: # $loaderror=
1097: # &Apache::lonnet::overloaderror($r,
1098: # $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
1099: # if ($loaderror) { return $loaderror; }
1.67 www 1100:
1.177 sakharuk 1101: my $result = printHelper($r);
1102: if (!ref($result)) {
1103: return $result;
1.60 sakharuk 1104: }
1.177 sakharuk 1105: $helper = $result;
1106:
1107: # my $key;
1108: # foreach $key (keys %{$helper->{'VARS'}}) {
1109: # $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
1110: # }
1111: # return OK;
1.184 sakharuk 1112:
1113: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
1114:
1.207 sakharuk 1115: # my $key;
1.200 sakharuk 1116: # foreach $key (keys %parmhash) {
1117: # $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />');
1118: # }
1119: # return OK;
1.184 sakharuk 1120:
1121: &output_data($r,$helper,\%parmhash);
1.2 sakharuk 1122: return OK;
1.60 sakharuk 1123: }
1.2 sakharuk 1124:
1.131 bowersj2 1125: use Apache::lonhelper;
1.130 sakharuk 1126:
1.223 bowersj2 1127: sub addMessage {
1128: my $text = shift;
1129: my $paramHash = Apache::lonhelper::getParamHash();
1130: $paramHash->{MESSAGE_TEXT} = $text;
1131: Apache::lonhelper::message->new();
1132: }
1133:
1.238 bowersj2 1134: use Data::Dumper;
1135:
1.131 bowersj2 1136: sub printHelper {
1.115 bowersj2 1137: my $r = shift;
1138:
1139: if ($ENV{'request.course.id'}) {
1.131 bowersj2 1140: my $fn=$ENV{'request.course.fn'};
1141: tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
1.115 bowersj2 1142: }
1143:
1144: if ($r->header_only) {
1.131 bowersj2 1145: if ($ENV{'browser.mathml'}) {
1.241 www 1146: &Apache::loncommon::content_type($r,'text/xml');
1.131 bowersj2 1147: } else {
1.241 www 1148: &Apache::loncommon::content_type($r,'text/html');
1.131 bowersj2 1149: }
1150: $r->send_http_header;
1151: return OK;
1.115 bowersj2 1152: }
1153:
1.131 bowersj2 1154: # Send header, nocache
1.115 bowersj2 1155: if ($ENV{'browser.mathml'}) {
1.241 www 1156: &Apache::loncommon::content_type($r,'text/xml');
1.115 bowersj2 1157: } else {
1.241 www 1158: &Apache::loncommon::content_type($r,'text/html');
1.115 bowersj2 1159: }
1160: &Apache::loncommon::no_cache($r);
1161: $r->send_http_header;
1162: $r->rflush();
1163:
1.131 bowersj2 1164: # Unfortunately, this helper is so complicated we have to
1165: # write it by hand
1166:
1167: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
1168:
1.176 bowersj2 1169: my $helper = Apache::lonhelper::helper->new("Printing Helper");
1.146 bowersj2 1170: $helper->declareVar('symb');
1.156 bowersj2 1171: $helper->declareVar('postdata');
1.230 albertel 1172: $helper->declareVar('curseed');
1.156 bowersj2 1173: $helper->declareVar('filename');
1174: $helper->declareVar('construction');
1.178 sakharuk 1175: $helper->declareVar('assignment');
1.131 bowersj2 1176:
1177: # This will persistently load in the data we want from the
1178: # very first screen.
1.156 bowersj2 1179: # Detect whether we're coming from construction space
1.208 www 1180: if ($ENV{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {
1.235 bowersj2 1181: $helper->{VARS}->{'filename'} = "~$1/$2";
1.156 bowersj2 1182: $helper->{VARS}->{'construction'} = 1;
1183: } else {
1184: if ($ENV{'form.postdata'}) {
1185: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'});
1186: }
1187: if ($ENV{'form.symb'}) {
1188: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1189: }
1190: if ($ENV{'form.url'}) {
1191: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1192: }
1.157 bowersj2 1193: }
1.156 bowersj2 1194:
1.146 bowersj2 1195: if ($ENV{'form.symb'}) {
1196: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1197: }
1198: if ($ENV{'form.url'}) {
1.140 sakharuk 1199: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1.153 sakharuk 1200:
1.140 sakharuk 1201: }
1.146 bowersj2 1202:
1.115 bowersj2 1203: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu;
1.178 sakharuk 1204: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1.140 sakharuk 1205:
1.156 bowersj2 1206:
1.146 bowersj2 1207: # Extract map
1208: my $symb = $helper->{VARS}->{'symb'};
1.156 bowersj2 1209: my ($map, $id, $url);
1210: my $subdir;
1211:
1212: # Get the resource name from construction space
1213: if ($helper->{VARS}->{'construction'}) {
1214: $resourceTitle = substr($helper->{VARS}->{'filename'},
1215: rindex($helper->{VARS}->{'filename'}, '/')+1);
1216: $subdir = substr($helper->{VARS}->{'filename'},
1217: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
1218: } else {
1.233 www 1219: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
1.156 bowersj2 1220: $helper->{VARS}->{'postdata'} = Apache::lonnet::clutter($url);
1.146 bowersj2 1221:
1.156 bowersj2 1222: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1.238 bowersj2 1223: my $postdata = $helper->{VARS}->{'postdata'};
1224: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
1.156 bowersj2 1225: }
1226: $subdir = &Apache::lonnet::filelocation("", $url);
1.128 bowersj2 1227: }
1.230 albertel 1228: if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) {
1229: $helper->{VARS}->{'curseed'}=$ENV{'form.curseed'};
1230: }
1.115 bowersj2 1231:
1.192 bowersj2 1232: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
1.235 bowersj2 1233: my $userPriviledged = ($ENV{'request.role'}=~m/^cc\./ or
1234: $ENV{'request.role'}=~m/^in\./ or
1235: $ENV{'request.role'}=~m/^ta\./);
1.192 bowersj2 1236:
1.131 bowersj2 1237: Apache::lonhelper::registerHelperTags();
1.119 bowersj2 1238:
1.131 bowersj2 1239: # "Delete everything after the last slash."
1.119 bowersj2 1240: $subdir =~ s|/[^/]+$||;
1.162 sakharuk 1241: if (not $helper->{VARS}->{'construction'}) {
1242: $subdir='/home/httpd/html/res/'.$subdir;
1.153 sakharuk 1243: }
1.189 bowersj2 1244: # "Remove all duplicate slashes."
1245: $subdir =~ s|/+|/|g;
1.119 bowersj2 1246:
1.131 bowersj2 1247: # What can be printed is a very dynamic decision based on
1248: # lots of factors. So we need to dynamically build this list.
1249: # To prevent security leaks, states are only added to the wizard
1250: # if they can be reached, which ensures manipulating the form input
1251: # won't allow anyone to reach states they shouldn't have permission
1252: # to reach.
1253:
1254: # printChoices is tracking the kind of printing the user can
1255: # do, and will be used in a choices construction later.
1256: # In the meantime we will be adding states and elements to
1257: # the helper by hand.
1258: my $printChoices = [];
1259: my $paramHash;
1.130 sakharuk 1260:
1.240 albertel 1261: if ($resourceTitle) {
1.254 sakharuk 1262: push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (what you just saw on the screen)", 'current_document', 'PAGESIZE'];
1.156 bowersj2 1263: }
1264:
1.187 www 1265: # $r->print($helper->{VARS}->{'postdata'});
1.130 sakharuk 1266:
1.238 bowersj2 1267: # Useful filter strings
1268: my $isProblem = '$res->is_problem()';
1269: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1270: my $isProblemOrMap = '$res->is_problem() || $res->is_map()';
1271: my $isNotMap = '!$res->is_map()';
1272: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
1273: my $isMap = '$res->is_map()';
1274: my $symbFilter = '$res->symb()';
1275: my $urlValue = '$res->src()';
1276:
1277: $helper->declareVar('SEQUENCE');
1278:
1279: # Useful for debugging: Dump the help vars
1280: #$r->print(Dumper($helper->{VARS}));
1281: #$r->print($map);
1282:
1.131 bowersj2 1283: # If we're in a sequence...
1.235 bowersj2 1284: if (($helper->{'VARS'}->{'construction'} ne '1') &&
1.243 bowersj2 1285: $helper->{VARS}->{'postdata'} &&
1286: $helper->{VARS}->{'assignment'}) {
1.131 bowersj2 1287: # Allow problems from sequence
1.254 sakharuk 1288: push @{$printChoices}, ["<b>Problems</b> in <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1.131 bowersj2 1289: # Allow all resources from sequence
1.254 sakharuk 1290: push @{$printChoices}, ["<b>Resources</b> in <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1.130 sakharuk 1291:
1.131 bowersj2 1292: my $helperFragment = <<HELPERFRAGMENT;
1.155 sakharuk 1293: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
1294: <message>(mark them then click "next" button) <br /></message>
1.234 bowersj2 1295: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1">
1.144 bowersj2 1296: <nextstate>PAGESIZE</nextstate>
1.192 bowersj2 1297: <filterfunc>return $isProblem;</filterfunc>
1.131 bowersj2 1298: <mapurl>$map</mapurl>
1.238 bowersj2 1299: <valuefunc>return $symbFilter;</valuefunc>
1.131 bowersj2 1300: </resource>
1301: </state>
1302:
1.155 sakharuk 1303: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
1304: <message>(mark them then click "next" button) <br /></message>
1.234 bowersj2 1305: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1">
1.144 bowersj2 1306: <nextstate>PAGESIZE</nextstate>
1.145 bowersj2 1307: <filterfunc>return $isNotMap;</filterfunc>
1.131 bowersj2 1308: <mapurl>$map</mapurl>
1.238 bowersj2 1309: <valuefunc>return $symbFilter;</valuefunc>
1.131 bowersj2 1310: </resource>
1311: </state>
1312: HELPERFRAGMENT
1.121 bowersj2 1313:
1.131 bowersj2 1314: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1.121 bowersj2 1315: }
1316:
1317: # If the user is priviledged, allow them to print all
1318: # problems in the course, optionally for selected students
1.235 bowersj2 1319: if ($userPriviledged && ($helper->{VARS}->{'postdata'}=~/\/res\//)) {
1.254 sakharuk 1320: push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
1.243 bowersj2 1321: if ($helper->{VARS}->{'assignment'}) {
1.254 sakharuk 1322: push @{$printChoices}, ["<b>Problems</b> from <b><i>$sequenceTitle</i></b> for <b>selected students</b>", 'problems_for_students', 'CHOOSE_STUDENTS'];
1.238 bowersj2 1323: }
1.131 bowersj2 1324:
1325: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
1.155 sakharuk 1326: <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
1327: <message>(mark them then click "next" button) <br /></message>
1.234 bowersj2 1328: <resource variable="RESOURCES" multichoice="1"
1329: suppressEmptySequences='1' addstatus="1">
1.144 bowersj2 1330: <nextstate>PAGESIZE</nextstate>
1.192 bowersj2 1331: <filterfunc>return $isProblemOrMap;</filterfunc>
1332: <choicefunc>return $isProblem;</choicefunc>
1.238 bowersj2 1333: <valuefunc>return $symbFilter;</valuefunc>
1.132 bowersj2 1334: </resource>
1335: </state>
1336:
1.223 bowersj2 1337: <state name="CHOOSE_STUDENTS" title="Select Students and Resources">
1.144 bowersj2 1338: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
1.155 sakharuk 1339: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.234 bowersj2 1340: <resource variable="RESOURCES" multichoice="1" addstatus="1">
1.254 sakharuk 1341: <filterfunc>return $isProblem;</filterfunc>
1.148 bowersj2 1342: <mapurl>$map</mapurl>
1.254 sakharuk 1343: <valuefunc>return $symbFilter;</valuefunc>
1.147 bowersj2 1344: </resource>
1.155 sakharuk 1345: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1.149 bowersj2 1346: <choices variable="EMPTY_PAGES">
1.204 sakharuk 1347: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1348: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1349: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1350: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1.149 bowersj2 1351: </choices>
1.131 bowersj2 1352: </state>
1353: CHOOSE_STUDENTS
1.254 sakharuk 1354:
1355: if ($helper->{VARS}->{'assignment'}) {
1356: push @{$printChoices}, ["<b>Resources</b> from <b><i>$sequenceTitle</i></b> for <b>selected students</b>", 'resources_for_students', 'CHOOSE_STUDENTS1'];
1357: }
1358: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
1359: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
1360: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
1361: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1362: <resource variable="RESOURCES" multichoice="1" addstatus="1">
1363: <filterfunc>return $isNotMap;</filterfunc>
1364: <mapurl>$map</mapurl>
1365: <valuefunc>return $symbFilter;</valuefunc>
1366: </resource>
1367: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1368: <choices variable="EMPTY_PAGES">
1369: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1370: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1371: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1372: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1373: </choices>
1374: </state>
1375: CHOOSE_STUDENTS1
1376:
1.121 bowersj2 1377: }
1378:
1379: # FIXME: That RE should come from a library somewhere.
1.238 bowersj2 1380: if ((((&Apache::lonnet::allowed('bre',$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 $subdir ne '/home/httpd/html/res/') {
1.254 sakharuk 1381: push @{$printChoices}, ["<b>Problems</b> from current subdirectory <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
1.238 bowersj2 1382:
1.131 bowersj2 1383: my $f = '$filename';
1.139 bowersj2 1384: my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
1.155 sakharuk 1385: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
1386: <message>(mark them then click "next" button) <br /></message>
1.138 bowersj2 1387: <files variable="FILES" multichoice='1'>
1.144 bowersj2 1388: <nextstate>PAGESIZE</nextstate>
1.138 bowersj2 1389: <filechoice>return '$subdir';</filechoice>
1.139 bowersj2 1390: CHOOSE_FROM_SUBDIR
1391:
1.238 bowersj2 1392: # this is broken up because I really want interpolation above,
1393: # and I really DON'T want it below
1.139 bowersj2 1394: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
1.225 bowersj2 1395: <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
1396: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
1.131 bowersj2 1397: </filefilter>
1.138 bowersj2 1398: </files>
1.131 bowersj2 1399: </state>
1400: CHOOSE_FROM_SUBDIR
1.139 bowersj2 1401: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.131 bowersj2 1402: }
1.238 bowersj2 1403:
1404: # Allow the user to select any sequence in the course, feed it to
1405: # another resource selector for that sequence
1.239 bowersj2 1406: if (!$helper->{VARS}->{'construction'}) {
1.254 sakharuk 1407: push @$printChoices, ["<b>Resources</b> from <b>selected sequence</b> in course",
1.249 sakharuk 1408: 'select_sequences', 'CHOOSE_SEQUENCE'];
1.244 bowersj2 1409: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
1410: #Escape apostrophes and backslashes for Perl
1411: $escapedSequenceName =~ s/\\/\\\\/g;
1412: $escapedSequenceName =~ s/'/\\'/g;
1.239 bowersj2 1413: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
1.238 bowersj2 1414: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
1415: <message>Select the sequence to print resources from:</message>
1416: <resource variable="SEQUENCE">
1417: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
1418: <filterfunc>return \$res->is_sequence;</filterfunc>
1419: <valuefunc>return $urlValue;</valuefunc>
1420: </resource>
1421: </state>
1422: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
1423: <message>(mark desired resources then click "next" button) <br /></message>
1424: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1">
1425: <nextstate>PAGESIZE</nextstate>
1426: <filterfunc>return $isProblem</filterfunc>
1.244 bowersj2 1427: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
1.238 bowersj2 1428: <valuefunc>return $symbFilter;</valuefunc>
1429: </resource>
1430: </state>
1431: CHOOSE_FROM_ANY_SEQUENCE
1.239 bowersj2 1432: }
1.131 bowersj2 1433:
1434: # Generate the first state, to select which resources get printed.
1.223 bowersj2 1435: Apache::lonhelper::state->new("START", "Select Printing Options:");
1.131 bowersj2 1436: $paramHash = Apache::lonhelper::getParamHash();
1.155 sakharuk 1437: $paramHash->{MESSAGE_TEXT} = "";
1.131 bowersj2 1438: Apache::lonhelper::message->new();
1439: $paramHash = Apache::lonhelper::getParamHash();
1440: $paramHash->{'variable'} = 'PRINT_TYPE';
1.137 bowersj2 1441: $helper->declareVar('PRINT_TYPE');
1.131 bowersj2 1442: $paramHash->{CHOICES} = $printChoices;
1443: Apache::lonhelper::choices->new();
1.161 bowersj2 1444:
1.223 bowersj2 1445: my $startedTable = 0; # have we started an HTML table yet? (need
1446: # to close it later)
1447:
1.170 sakharuk 1448: if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or
1449: ($helper->{VARS}->{'construction'} eq '1')) {
1.242 sakharuk 1450: addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
1.161 bowersj2 1451: $paramHash = Apache::lonhelper::getParamHash();
1.162 sakharuk 1452: $paramHash->{'variable'} = 'ANSWER_TYPE';
1453: $helper->declareVar('ANSWER_TYPE');
1.161 bowersj2 1454: $paramHash->{CHOICES} = [
1.242 sakharuk 1455: ['Without Answers', 'yes'],
1456: ['With Answers', 'no'],
1457: ['Only Answers', 'only'] ];
1.210 sakharuk 1458: Apache::lonhelper::dropdown->new();
1.223 bowersj2 1459: addMessage("</td></tr>");
1460: $startedTable = 1;
1.161 bowersj2 1461: }
1.209 sakharuk 1462:
1.203 sakharuk 1463: if ($ENV{'request.role.adv'}) {
1.223 bowersj2 1464: if (!$startedTable) {
1465: addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");
1466: $startedTable = 1;
1467: } else {
1468: addMessage("<tr><td align='right'>LaTeX mode: </td><td>");
1469: }
1.203 sakharuk 1470: $paramHash = Apache::lonhelper::getParamHash();
1471: $paramHash->{'variable'} = 'LATEX_TYPE';
1472: $helper->declareVar('LATEX_TYPE');
1473: if ($helper->{VARS}->{'construction'} eq '1') {
1474: $paramHash->{CHOICES} = [
1.223 bowersj2 1475: ['standard LaTeX mode', 'standard'],
1476: ['LaTeX batchmode', 'batchmode'], ];
1.203 sakharuk 1477: } else {
1478: $paramHash->{CHOICES} = [
1.223 bowersj2 1479: ['LaTeX batchmode', 'batchmode'],
1480: ['standard LaTeX mode', 'standard'] ];
1.203 sakharuk 1481: }
1.210 sakharuk 1482: Apache::lonhelper::dropdown->new();
1.218 sakharuk 1483:
1.223 bowersj2 1484: addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>");
1.209 sakharuk 1485: $paramHash = Apache::lonhelper::getParamHash();
1486: $paramHash->{'variable'} = 'TABLE_CONTENTS';
1487: $helper->declareVar('TABLE_CONTENTS');
1488: $paramHash->{CHOICES} = [
1.223 bowersj2 1489: ['No', 'no'],
1490: ['Yes', 'yes'] ];
1.210 sakharuk 1491: Apache::lonhelper::dropdown->new();
1.223 bowersj2 1492: addMessage("</td></tr>");
1.214 sakharuk 1493:
1.220 sakharuk 1494: if (not $helper->{VARS}->{'construction'}) {
1.223 bowersj2 1495: addMessage("<tr><td align='right'>Print Index: </td><td>");
1.220 sakharuk 1496: $paramHash = Apache::lonhelper::getParamHash();
1497: $paramHash->{'variable'} = 'TABLE_INDEX';
1498: $helper->declareVar('TABLE_INDEX');
1499: $paramHash->{CHOICES} = [
1.223 bowersj2 1500: ['No', 'no'],
1501: ['Yes', 'yes'] ];
1.220 sakharuk 1502: Apache::lonhelper::dropdown->new();
1.223 bowersj2 1503: addMessage("</td></tr>");
1.220 sakharuk 1504: }
1.219 sakharuk 1505:
1506: if ($helper->{VARS}->{'construction'}) {
1.223 bowersj2 1507: addMessage("<tr><td align='right'>Print With URL: </td><td>");
1.219 sakharuk 1508: $paramHash = Apache::lonhelper::getParamHash();
1509: $paramHash->{'variable'} = 'CONSTR_RESOURSE_URL';
1510: $helper->declareVar('CONSTR_RESOURSE_URL');
1511: $paramHash->{CHOICES} = [
1.223 bowersj2 1512: ['No', 'no'],
1513: ['Yes', 'yes'] ];
1.219 sakharuk 1514: Apache::lonhelper::dropdown->new();
1.223 bowersj2 1515: addMessage("</td></tr>");
1.230 albertel 1516: }
1517: if ($helper->{'VARS'}->{'construction'}) {
1518: my $xmlfrag .= <<'RNDSEED';
1519: <message><tr><td align='right'>Use random seed: </td><td></message>
1520: <string variable="curseed" size="15" maxlength="15">
1521: <defaultvalue>
1522: return $helper->{VARS}->{'curseed'};
1523: </defaultvalue>
1524: </string>
1525: <message></td></tr></message>
1526: RNDSEED
1527: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.219 sakharuk 1528: }
1.223 bowersj2 1529: }
1.218 sakharuk 1530:
1.223 bowersj2 1531: if ($startedTable) {
1532: addMessage("</table>");
1.215 sakharuk 1533: }
1.161 bowersj2 1534:
1.131 bowersj2 1535: Apache::lonprintout::page_format_state->new("FORMAT");
1536:
1.144 bowersj2 1537: # Generate the PAGESIZE state which will offer the user the margin
1538: # choices if they select one column
1539: Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
1540: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
1541:
1542:
1.131 bowersj2 1543: $helper->process();
1544:
1545: # MANUAL BAILOUT CONDITION:
1546: # If we're in the "final" state, bailout and return to handler
1547: if ($helper->{STATE} eq 'FINAL') {
1548: return $helper;
1549: }
1.130 sakharuk 1550:
1.131 bowersj2 1551: $r->print($helper->display());
1.130 sakharuk 1552:
1.131 bowersj2 1553: Apache::lonhelper::unregisterHelperTags();
1.115 bowersj2 1554:
1555: untie %hash;
1556:
1557: return OK;
1558: }
1559:
1.1 www 1560:
1561: 1;
1.119 bowersj2 1562:
1563: package Apache::lonprintout::page_format_state;
1564:
1565: =pod
1566:
1.131 bowersj2 1567: =head1 Helper element: page_format_state
1568:
1569: See lonhelper.pm documentation for discussion of the helper framework.
1.119 bowersj2 1570:
1.131 bowersj2 1571: Apache::lonprintout::page_format_state is an element that gives the
1572: user an opportunity to select the page layout they wish to print
1573: with: Number of columns, portrait/landscape, and paper size. If you
1574: want to change the paper size choices, change the @paperSize array
1575: contents in this package.
1.119 bowersj2 1576:
1.131 bowersj2 1577: page_format_state is always directly invoked in lonprintout.pm, so there
1578: is no tag interface. You actually pass parameters to the constructor.
1.119 bowersj2 1579:
1580: =over 4
1581:
1.131 bowersj2 1582: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1.119 bowersj2 1583:
1584: =back
1585:
1586: =cut
1587:
1.131 bowersj2 1588: use Apache::lonhelper;
1.119 bowersj2 1589:
1590: no strict;
1.131 bowersj2 1591: @ISA = ("Apache::lonhelper::element");
1.119 bowersj2 1592: use strict;
1593:
1594: my $maxColumns = 2;
1595: my @paperSize = ("Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",
1596: "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
1597: "A2 [420x594 mm]", "A3 [297x420 mm]", "A4 [210x297 mm]",
1598: "A5 [148x210 mm]", "A6 [105x148 mm]" );
1599:
1600: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
1601: # Paper type
1602:
1603: sub new {
1.131 bowersj2 1604: my $self = Apache::lonhelper::element->new();
1.119 bowersj2 1605:
1.135 bowersj2 1606: shift;
1607:
1.131 bowersj2 1608: $self->{'variable'} = shift;
1.134 bowersj2 1609: my $helper = Apache::lonhelper::getHelper();
1.135 bowersj2 1610: $helper->declareVar($self->{'variable'});
1.131 bowersj2 1611: bless($self);
1.119 bowersj2 1612: return $self;
1613: }
1614:
1615: sub render {
1616: my $self = shift;
1.131 bowersj2 1617: my $helper = Apache::lonhelper::getHelper();
1.119 bowersj2 1618: my $result = '';
1.131 bowersj2 1619: my $var = $self->{'variable'};
1.119 bowersj2 1620:
1621: $result .= <<STATEHTML;
1622:
1.223 bowersj2 1623: <hr width="33%" />
1.119 bowersj2 1624: <table cellpadding="3">
1625: <tr>
1.155 sakharuk 1626: <td align="center"><b>Page layout</b></td>
1627: <td align="center"><b>Number of columns</b></td>
1.131 bowersj2 1628: <td align="center"><b>Paper type</b></td>
1.119 bowersj2 1629: </tr>
1630: <tr>
1631: <td>
1.155 sakharuk 1632: <input type="radio" name="${var}.layout" value="L" /> Landscape<br />
1633: <input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait
1.119 bowersj2 1634: </td>
1.155 sakharuk 1635: <td align="center">
1.119 bowersj2 1636: <select name="${var}.cols">
1637: STATEHTML
1638:
1639: my $i;
1640: for ($i = 1; $i <= $maxColumns; $i++) {
1.144 bowersj2 1641: if ($i == 2) {
1.119 bowersj2 1642: $result .= "<option value='$i' selected>$i</option>\n";
1643: } else {
1644: $result .= "<option value='$i'>$i</option>\n";
1645: }
1646: }
1647:
1648: $result .= "</select></td><td>\n";
1649: $result .= "<select name='${var}.paper'>\n";
1650:
1651: $i = 0;
1652: foreach (@paperSize) {
1.144 bowersj2 1653: if ($i == 0) {
1.131 bowersj2 1654: $result .= "<option selected value='$i'>" . $paperSize[$i] . "</option>\n";
1.119 bowersj2 1655: } else {
1.131 bowersj2 1656: $result .= "<option value='$i'>" . $paperSize[$i] . "</option>\n";
1.119 bowersj2 1657: }
1658: $i++;
1659: }
1660:
1661: $result .= "</select></td></tr></table>";
1662: return $result;
1.135 bowersj2 1663: }
1664:
1665: sub postprocess {
1666: my $self = shift;
1667:
1668: my $var = $self->{'variable'};
1.136 bowersj2 1669: my $helper = Apache::lonhelper->getHelper();
1.135 bowersj2 1670: $helper->{VARS}->{$var} =
1.136 bowersj2 1671: $ENV{"form.$var.layout"} . '|' . $ENV{"form.$var.cols"} . '|' .
1672: $ENV{"form.$var.paper"};
1.135 bowersj2 1673: return 1;
1.119 bowersj2 1674: }
1675:
1676: 1;
1.144 bowersj2 1677:
1678: package Apache::lonprintout::page_size_state;
1679:
1680: =pod
1681:
1682: =head1 Helper element: page_size_state
1683:
1684: See lonhelper.pm documentation for discussion of the helper framework.
1685:
1686: Apache::lonprintout::page_size_state is an element that gives the
1687: user the opportunity to further refine the page settings if they
1688: select a single-column page.
1689:
1690: page_size_state is always directly invoked in lonprintout.pm, so there
1691: is no tag interface. You actually pass parameters to the constructor.
1692:
1693: =over 4
1694:
1695: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1696:
1697: =back
1698:
1699: =cut
1700:
1701: use Apache::lonhelper;
1702:
1703: no strict;
1704: @ISA = ("Apache::lonhelper::element");
1705: use strict;
1706:
1707:
1708:
1709: sub new {
1710: my $self = Apache::lonhelper::element->new();
1711:
1712: shift; # disturbs me (probably prevents subclassing) but works (drops
1713: # package descriptor)... - Jeremy
1714:
1715: $self->{'variable'} = shift;
1716: my $helper = Apache::lonhelper::getHelper();
1717: $helper->declareVar($self->{'variable'});
1718:
1719: # The variable name of the format element, so we can look into
1720: # $helper->{VARS} to figure out whether the columns are one or two
1721: $self->{'formatvar'} = shift;
1722:
1723: # The state to transition to after selection, or after discovering
1724: # the cols are not set to 1
1725: $self->{NEXTSTATE} = shift;
1726: bless($self);
1727: return $self;
1728: }
1729:
1730: sub render {
1731: my $self = shift;
1732: my $helper = Apache::lonhelper::getHelper();
1733: my $result = '';
1734: my $var = $self->{'variable'};
1735:
1736: if (defined $self->{ERROR_MSG}) {
1737: $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
1738: }
1739:
1740: $result .= <<ELEMENTHTML;
1741:
1742: <p>How should the column be formatted?</p>
1743:
1744: <table cellpadding='3'>
1745: <tr>
1746: <td align='right'><b>Width</b>:</td>
1747: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
1748: <td align='left'>
1749: <select name='$var.widthunit'>
1750: <option>cm</option><option>in</option>
1751: </select>
1752: </td>
1753: </tr>
1754: <tr>
1755: <td align='right'><b>Height</b>:</td>
1756: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
1757: <td align='left'>
1758: <select name='$var.heightunit'>
1759: <option>cm</option><option>in</option>
1760: </select>
1761: </td>
1762: </tr>
1763: <tr>
1764: <td align='right'><b>Left margin</b>:</td>
1765: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
1766: <td align='left'>
1.186 bowersj2 1767: <select name='$var.lmarginunit'>
1.144 bowersj2 1768: <option>cm</option><option>in</option>
1769: </select>
1770: </td>
1771: </tr>
1772: </table>
1773:
1774: <p>Hint: Some instructors like to leave scratch space for the student by
1775: making the width much smaller then the width of the page.</p>
1776:
1777: ELEMENTHTML
1778:
1779: return $result;
1780: }
1781:
1782: # If the user didn't select 1 column, skip this state.
1783: sub preprocess {
1784: my $self = shift;
1785: my $helper = Apache::lonhelper::getHelper();
1786:
1787: my $format = $helper->{VARS}->{$self->{'formatvar'}};
1788: if (substr($format, 2, 1) ne '1') {
1789: $helper->changeState($self->{NEXTSTATE});
1790: }
1791:
1792: return 1;
1793: }
1794:
1795: sub postprocess {
1796: my $self = shift;
1797:
1798: my $var = $self->{'variable'};
1799: my $helper = Apache::lonhelper->getHelper();
1800: my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"};
1801: my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"};
1802: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"};
1803: $helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"};
1804: $helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"};
1805: $helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"};
1806:
1807: my $error = '';
1808:
1809: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
1810: # by an optional period, followed by digits, ending the string
1811:
1812: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) {
1813: $error .= "Invalid width; please type only a number.<br />\n";
1814: }
1815: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) {
1816: $error .= "Invalid height; please type only a number.<br />\n";
1817: }
1818: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) {
1819: $error .= "Invalid left margin; please type only a number.<br />\n";
1820: }
1821:
1822: if (!$error) {
1823: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
1824: return 1;
1825: } else {
1826: $self->{ERROR_MSG} = $error;
1827: return 0;
1828: }
1829: }
1830:
1831:
1.119 bowersj2 1832:
1.1 www 1833: __END__
1.6 sakharuk 1834:
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