Annotation of loncom/interface/lonprintout.pm, revision 1.199
1.1 www 1: # The LearningOnline Network
2: # Printout
3: #
1.199 ! sakharuk 4: # $Id: lonprintout.pm,v 1.198 2003/06/25 18:34:14 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: #
1.1 www 28: # (Internal Server Error Handler
29: #
30: # (Login Screen
31: # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
32: # 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
33: #
34: # 3/1/1 Gerd Kortemeyer)
35: #
36: # 3/1 Gerd Kortemeyer
37: #
1.3 sakharuk 38: # 9/17 Alex Sakharuk
39: #
1.1 www 40: package Apache::lonprintout;
41:
42: use strict;
1.10 albertel 43: use Apache::Constants qw(:common :http);
1.2 sakharuk 44: use Apache::lonxml;
45: use Apache::lonnet;
1.54 sakharuk 46: use Apache::loncommon;
1.13 sakharuk 47: use Apache::inputtags;
1.54 sakharuk 48: use Apache::grades;
1.13 sakharuk 49: use Apache::edit;
1.5 sakharuk 50: use Apache::File();
1.68 sakharuk 51: use Apache::lonnavmaps;
1.34 sakharuk 52: use POSIX qw(strftime);
1.60 sakharuk 53: use GDBM_File;
54:
55:
56: my %hash;
1.76 sakharuk 57: my $LaTeXwidth = 0;
1.3 sakharuk 58:
1.2 sakharuk 59:
1.71 sakharuk 60: sub latex_header_footer_remove {
61: my $text = shift;
62: $text =~ s/\\end{document}//;
63: $text =~ s/\\documentclass([^&]*)\\begin{document}//;
64: return $text;
65: }
66:
67:
1.37 sakharuk 68: sub character_chart {
69: my $result = shift;
1.116 sakharuk 70: $result =~ s/&\#0?0?(7|9);//g;
71: $result =~ s/&\#0?(10|13);//g;
72: $result =~ s/&\#0?32;/ /g;
73: $result =~ s/&\#0?33;/!/g;
74: $result =~ s/&(\#0?34|quot);/\"/g;
75: $result =~ s/&\#0?35;/\\\#/g;
76: $result =~ s/&\#0?36;/\\\$/g;
77: $result =~ s/&\#0?37;/\\%/g;
78: $result =~ s/&(\#0?38|amp);/\\&/g;
79: $result =~ s/&\#(0?39|146);/\'/g;
80: $result =~ s/&\#0?40;/(/g;
81: $result =~ s/&\#0?41;/)/g;
82: $result =~ s/&\#0?42;/\*/g;
83: $result =~ s/&\#0?43;/\+/g;
84: $result =~ s/&\#(0?44|130);/,/g;
85: $result =~ s/&\#0?45;/-/g;
86: $result =~ s/&\#0?46;/\./g;
87: $result =~ s/&\#0?47;/\//g;
88: $result =~ s/&\#0?48;/0/g;
89: $result =~ s/&\#0?49;/1/g;
90: $result =~ s/&\#0?50;/2/g;
91: $result =~ s/&\#0?51;/3/g;
92: $result =~ s/&\#0?52;/4/g;
93: $result =~ s/&\#0?53;/5/g;
94: $result =~ s/&\#0?54;/6/g;
95: $result =~ s/&\#0?55;/7/g;
96: $result =~ s/&\#0?56;/8/g;
97: $result =~ s/&\#0?57;/9/g;
98: $result =~ s/&\#0?58;/:/g;
99: $result =~ s/&\#0?59;/;/g;
100: $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
101: $result =~ s/&\#0?61;/\$=\$/g;
102: $result =~ s/&(\#0?62|gt|\#155);/\$>\$/g;
103: $result =~ s/&\#0?63;/\?/g;
104: $result =~ s/&\#0?65;/A/g;
105: $result =~ s/&\#0?66;/B/g;
106: $result =~ s/&\#0?67;/C/g;
107: $result =~ s/&\#0?68;/D/g;
108: $result =~ s/&\#0?69;/E/g;
109: $result =~ s/&\#0?70;/F/g;
110: $result =~ s/&\#0?71;/G/g;
111: $result =~ s/&\#0?72;/H/g;
112: $result =~ s/&\#0?73;/I/g;
113: $result =~ s/&\#0?74;/J/g;
114: $result =~ s/&\#0?75;/K/g;
115: $result =~ s/&\#0?76;/L/g;
116: $result =~ s/&\#0?77;/M/g;
117: $result =~ s/&\#0?78;/N/g;
118: $result =~ s/&\#0?79;/O/g;
119: $result =~ s/&\#0?80;/P/g;
120: $result =~ s/&\#0?81;/Q/g;
121: $result =~ s/&\#0?82;/R/g;
122: $result =~ s/&\#0?83;/S/g;
123: $result =~ s/&\#0?84;/T/g;
124: $result =~ s/&\#0?85;/U/g;
125: $result =~ s/&\#0?86;/V/g;
126: $result =~ s/&\#0?87;/W/g;
127: $result =~ s/&\#0?88;/X/g;
128: $result =~ s/&\#0?89;/Y/g;
129: $result =~ s/&\#0?90;/Z/g;
130: $result =~ s/&\#0?91;/[/g;
131: $result =~ s/&\#0?92;/\$\\setminus\$/g;
132: $result =~ s/&\#0?93;/]/g;
133: $result =~ s/&\#(0?94|136);/\$\\wedge\$/g;
134: $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
135: $result =~ s/&\#(0?96|145);/\`/g;
136: $result =~ s/&\#0?97;/a/g;
137: $result =~ s/&\#0?98;/b/g;
138: $result =~ s/&\#0?99;/c/g;
139: $result =~ s/&\#100;/d/g;
140: $result =~ s/&\#101;/e/g;
141: $result =~ s/&\#102;/f/g;
142: $result =~ s/&\#103;/g/g;
143: $result =~ s/&\#104;/h/g;
144: $result =~ s/&\#105;/i/g;
145: $result =~ s/&\#106;/j/g;
146: $result =~ s/&\#107;/k/g;
147: $result =~ s/&\#108;/l/g;
148: $result =~ s/&\#109;/m/g;
149: $result =~ s/&\#110;/n/g;
150: $result =~ s/&\#111;/o/g;
151: $result =~ s/&\#112;/p/g;
152: $result =~ s/&\#113;/q/g;
153: $result =~ s/&\#114;/r/g;
154: $result =~ s/&\#115;/s/g;
155: $result =~ s/&\#116;/t/g;
156: $result =~ s/&\#117;/u/g;
157: $result =~ s/&\#118;/v/g;
158: $result =~ s/&\#119;/w/g;
159: $result =~ s/&\#120;/x/g;
160: $result =~ s/&\#121;/y/g;
161: $result =~ s/&\#122;/z/g;
162: $result =~ s/&\#123;/\\{/g;
163: $result =~ s/&\#124;/\|/g;
164: $result =~ s/&\#125;/\\}/g;
165: $result =~ s/&\#126;/\~/g;
166: $result =~ s/&\#131;/\\textflorin /g;
167: $result =~ s/&\#132;/\"/g;
168: $result =~ s/&\#133;/\$\\ldots\$/g;
169: $result =~ s/&\#134;/\$\\dagger\$/g;
170: $result =~ s/&\#135;/\$\\ddagger\$/g;
171: $result =~ s/&\#137;/\\textperthousand /g;
172: $result =~ s/&\#140;/{\\OE}/g;
173: $result =~ s/&\#147;/\`\`/g;
174: $result =~ s/&\#148;/\'\'/g;
175: $result =~ s/&\#149;/\$\\bullet\$/g;
176: $result =~ s/&\#150;/--/g;
177: $result =~ s/&\#151;/---/g;
178: $result =~ s/&\#152;/\$\\sim\$/g;
179: $result =~ s/&\#153;/\\texttrademark /g;
180: $result =~ s/&\#156;/\\oe/g;
181: $result =~ s/&\#159;/\\\"Y/g;
1.131 bowersj2 182: $result =~ s/&(\#160|nbsp);//g;
1.116 sakharuk 183: $result =~ s/&(\#161|iexcl);/!\`/g;
184: $result =~ s/&(\#162|cent);/\\textcent /g;
185: $result =~ s/&(\#163|pound);/\\pounds /g;
186: $result =~ s/&(\#164|curren);/\\textcurrency /g;
187: $result =~ s/&(\#165|yen);/\\textyen /g;
188: $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
189: $result =~ s/&(\#167|sect);/\\textsection /g;
190: $result =~ s/&(\#168|uml);/\\texthighdieresis /g;
191: $result =~ s/&(\#169|copy);/\\copyright /g;
192: $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
193: $result =~ s/&(\#172|not);/\$\\neg\$/g;
194: $result =~ s/&(\#173|shy);/ - /g;
195: $result =~ s/&(\#174|reg);/\\textregistered /g;
196: $result =~ s/&(\#175|macr);/\$^{-}\$/g;
197: $result =~ s/&(\#176|deg);/\$^{\\circ}\$/g;
198: $result =~ s/&(\#177|plusmn);/\$\\pm\$/g;
199: $result =~ s/&(\#178|sup2);/\$^2\$/g;
200: $result =~ s/&(\#179|sup3);/\$^3\$/g;
201: $result =~ s/&(\#180|acute);/\\textacute /g;
202: $result =~ s/&(\#181|micro);/\$\\mu\$/g;
203: $result =~ s/&(\#182|para);/\\P/g;
204: $result =~ s/&(\#183|middot);/\$\\cdot\$/g;
205: $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
206: $result =~ s/&(\#185|sup1);/\$^1\$/g;
207: $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
208: $result =~ s/&(\#188|frac14);/\\textonequarter /g;
209: $result =~ s/&(\#189|frac12);/\\textonehalf /g;
210: $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
211: $result =~ s/&(\#191|iquest);/?\`/g;
212: $result =~ s/&(\#192|Agrave);/\\\`{A}/g;
213: $result =~ s/&(\#193|Aacute);/\\\'{A}/g;
214: $result =~ s/&(\#194|Acirc);/\\^{A}/g;
215: $result =~ s/&(\#195|Atilde);/\\~{A}/g;
216: $result =~ s/&(\#196|Auml);/\\\"{A}/g;
217: $result =~ s/&(\#197|Aring);/{\\AA}/g;
218: $result =~ s/&(\#198|AElig);/{\\AE}/g;
219: $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
220: $result =~ s/&(\#200|Egrave);/\\\`{E}/g;
221: $result =~ s/&(\#201|Eacute);/\\\'{E}/g;
222: $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
223: $result =~ s/&(\#203|Euml);/\\\"{E}/g;
224: $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
225: $result =~ s/&(\#205|Iacute);/\\\'{I}/g;
226: $result =~ s/&(\#206|Icirc);/\\^{I}/g;
227: $result =~ s/&(\#207|Iuml);/\\\"{I}/g;
228: $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
229: $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
230: $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
231: $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
232: $result =~ s/&(\#213|Otilde);/\\~{O}/g;
233: $result =~ s/&(\#214|Ouml);/\\\"{O}/g;
234: $result =~ s/&(\#215|times);/\$\\times\$/g;
235: $result =~ s/&(\#216|Oslash);/{\\O}/g;
236: $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;
237: $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
238: $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
239: $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
240: $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
241: $result =~ s/&(\#223|szlig);/\\ss/g;
242: $result =~ s/&(\#224|agrave);/\\\`{a}/g;
243: $result =~ s/&(\#225|aacute);/\\\'{a}/g;
244: $result =~ s/&(\#226|acirc);/\\^{a}/g;
245: $result =~ s/&(\#227|atilde);/\\~{a}/g;
246: $result =~ s/&(\#228|auml);/\\\"{a}/g;
247: $result =~ s/&(\#229|aring);/{\\aa}/g;
248: $result =~ s/&(\#230|aelig);/{\\ae}/g;
249: $result =~ s/&(\#231|ccedil);/\\c{c}/g;
250: $result =~ s/&(\#232|egrave);/\\\`{e}/g;
251: $result =~ s/&(\#233|eacute);/\\\'{e}/g;
252: $result =~ s/&(\#234|ecirc);/\\^{e}/g;
253: $result =~ s/&(\#235|euml);/\\\"{e}/g;
254: $result =~ s/&(\#236|igrave);/\\\`{i}/g;
255: $result =~ s/&(\#237|iacute);/\\\'{i}/g;
256: $result =~ s/&(\#238|icirc);/\\^{i}/g;
257: $result =~ s/&(\#239|iuml);/\\\"{i}/g;
258: $result =~ s/&(\#240|eth);/\$\\partial\$/g;
259: $result =~ s/&(\#241|ntilde);/\\~{n}/g;
260: $result =~ s/&(\#242|ograve);/\\\`{o}/g;
261: $result =~ s/&(\#243|oacute);/\\\'{o}/g;
262: $result =~ s/&(\#244|ocirc);/\\^{o}/g;
263: $result =~ s/&(\#245|otilde);/\\~{o}/g;
264: $result =~ s/&(\#246|ouml);/\\\"{o}/g;
265: $result =~ s/&(\#247|divide);/\$\\div\$/g;
266: $result =~ s/&(\#248|oslash);/{\\o}/g;
267: $result =~ s/&(\#249|ugrave);/\\\`{u}/g;
268: $result =~ s/&(\#250|uacute);/\\\'{u}/g;
269: $result =~ s/&(\#251|ucirc);/\\^{u}/g;
270: $result =~ s/&(\#252|uuml);/\\\"{u}/g;
271: $result =~ s/&(\#253|yacute);/\\\'{y}/g;
272: $result =~ s/&(\#255|yuml);/\\\"{y}/g;
273: $result =~ s/&\#952;/\$\\theta\$/g;
1.117 sakharuk 274: #Greek Alphabet
275: $result =~ s/&(alpha|\#945);/\$\\alpha \$/g;
276: $result =~ s/&(beta|\#946);/\$\\beta \$/g;
277: $result =~ s/&(gamma|\#947);/\$\\gamma \$/g;
278: $result =~ s/&(delta|\#948);/\$\\delta \$/g;
279: $result =~ s/&(epsilon|\#949);/\$\\epsilon \$/g;
280: $result =~ s/&(zeta|\#950);/\$\\zeta \$/g;
281: $result =~ s/&(eta|\#951);/\$\\eta \$/g;
282: $result =~ s/&(theta|\#952);/\$\\theta \$/g;
283: $result =~ s/&(iota|\#953);/\$\\iota \$/g;
284: $result =~ s/&(kappa|\#954);/\$\\kappa \$/g;
285: $result =~ s/&(lambda|\#955);/\$\\lambda \$/g;
286: $result =~ s/&(mu|\#956);/\$\\mu \$/g;
287: $result =~ s/&(nu|\#957);/\$\\nu \$/g;
288: $result =~ s/&(xi|\#958);/\$\\xi \$/g;
1.199 ! sakharuk 289: $result =~ s/&(omicron|\#959);/o/g;
1.117 sakharuk 290: $result =~ s/&(pi|\#960);/\$\\pi \$/g;
291: $result =~ s/&(rho|\#961);/\$\\rho \$/g;
292: $result =~ s/&(sigma|\#963);/\$\\sigma \$/g;
293: $result =~ s/&(tau|\#964);/\$\\tau \$/g;
294: $result =~ s/&(upsilon|\#965);/\$\\upsilon \$/g;
295: $result =~ s/&(phi|\#966);/\$\\phi \$/g;
296: $result =~ s/&(chi|\#967);/\$\\chi \$/g;
297: $result =~ s/&(psi|\#968);/\$\\psi \$/g;
298: $result =~ s/&(omega|\#969);/\$\\omega \$/g;
1.199 ! sakharuk 299: $result =~ s/&(thetasym|\#977);/\$\\vartheta \$/g;
! 300: $result =~ s/&(piv|\#982);/\$\\varpi \$/g;
! 301: $result =~ s/&(Alpha|\#913);/A/g;
! 302: $result =~ s/&(Beta|\#914);/B/g;
1.117 sakharuk 303: $result =~ s/&(Gamma|\#915);/\$\\Gamma \$/g;
304: $result =~ s/&(Delta|\#916);/\$\\Delta \$/g;
1.199 ! sakharuk 305: $result =~ s/&(Epsilon|\#917);/E/g;
! 306: $result =~ s/&(Zeta|\#918);/Z/g;
! 307: $result =~ s/&(Eta|\#919);/H/g;
1.117 sakharuk 308: $result =~ s/&(Theta|\#920);/\$\\Theta \$/g;
1.199 ! sakharuk 309: $result =~ s/&(Iota|\#921);/I/g;
! 310: $result =~ s/&(Kappa|\#922);/K/g;
1.117 sakharuk 311: $result =~ s/&(Lambda|\#923);/\$\\Lambda \$/g;
1.199 ! sakharuk 312: $result =~ s/&(Mu|\#924);/M/g;
! 313: $result =~ s/&(Nu|\#925);/N/g;
1.117 sakharuk 314: $result =~ s/&(Xi|\#926);/\$\\Xi \$/g;
1.199 ! sakharuk 315: $result =~ s/&(Omicron|\#927);/O/g;
1.117 sakharuk 316: $result =~ s/&(Pi|\#928);/\$\\Pi \$/g;
1.199 ! sakharuk 317: $result =~ s/&(Rho|\#929);/P/g;
1.117 sakharuk 318: $result =~ s/&(Sigma|\#931);/\$\\Sigma \$/g;
1.199 ! sakharuk 319: $result =~ s/&(Tau|\#932);/T/g;
1.117 sakharuk 320: $result =~ s/&(Upsilon|\#933);/\$\\Upsilon \$/g;
321: $result =~ s/&(Phi|\#934);/\$\\Phi \$/g;
1.199 ! sakharuk 322: $result =~ s/&(Chi|\#935);/X/g;
1.117 sakharuk 323: $result =~ s/&(Psi|\#936);/\$\\Psi \$/g;
324: $result =~ s/&(Omega|\#937);/\$\\Omega \$/g;
1.199 ! sakharuk 325: #Arrows (extended HTML 4.01)
! 326: $result =~ s/&(larr|\#8592);/\$\\leftarrow \$/g;
! 327: $result =~ s/&(uarr|\#8593);/\$\\uparrow \$/g;
! 328: $result =~ s/&(rarr|\#8594);/\$\\rightarrow \$/g;
! 329: $result =~ s/&(darr|\#8595);/\$\\downarrow \$/g;
! 330: $result =~ s/&(harr|\#8596);/\$\\leftrightarrow \$/g;
! 331: $result =~ s/&(lArr|\#8656);/\$\\Leftarrow \$/g;
! 332: $result =~ s/&(uArr|\#8657);/\$\\Uparrow \$/g;
! 333: $result =~ s/&(rArr|\#8658);/\$\\Rightarrow \$/g;
! 334: $result =~ s/&(dArr|\#8659);/\$\\Downarrow \$/g;
! 335: $result =~ s/&(hArr|\#8660);/\$\\Leftrightarrow \$/g;
! 336: #Mathematical Operators (extended HTML 4.01)
! 337: $result =~ s/&(forall|\#8704);/\$\\forall \$/g;
! 338: $result =~ s/&(part|\#8706);/\$\\partial \$/g;
! 339: $result =~ s/&(exist|\#8707);/\$\\exists \$/g;
! 340: $result =~ s/&(empty|\#8709);/\$\\emptyset \$/g;
! 341: $result =~ s/&(nabla|\#8711);/\$\\nabla \$/g;
! 342: $result =~ s/&(isin|\#8712);/\$\\in \$/g;
! 343: $result =~ s/&(notin|\#8713);/\$\\notin \$/g;
! 344: $result =~ s/&(ni|\#8715);/\$\\ni \$/g;
! 345: $result =~ s/&(prod|\#8719);/\$\\prod \$/g;
! 346: $result =~ s/&(sum|\#8721);/\$\\sum \$/g;
! 347: $result =~ s/&(minus|\#8722);/\$-\$/g;
! 348: $result =~ s/&(lowast|\#8727);/\$*\$/g;
! 349: $result =~ s/&(radic|\#8730);/\$\\surd \$/g;
! 350: $result =~ s/&(prop|\#8733);/\$\\propto \$/g;
! 351: $result =~ s/&(infin|\#8734);/\$\\infty \$/g;
! 352: $result =~ s/&(ang|\#8736);/\$\\angle \$/g;
! 353: $result =~ s/&(and|\#8743);/\$\\wedge \$/g;
! 354: $result =~ s/&(or|\#8744);/\$\\vee \$/g;
! 355: $result =~ s/&(cap|\#8745);/\$\\cap \$/g;
! 356: $result =~ s/&(cup|\#8746);/\$\\cup \$/g;
! 357: $result =~ s/&(int|\#8747);/\$\\int \$/g;
! 358: $result =~ s/&(sim|\#8764);/\$\\sim \$/g;
! 359: $result =~ s/&(cong|\#8773);/\$\\cong \$/g;
! 360: $result =~ s/&(asymp|\#8776);/\$\\approx \$/g;
! 361: $result =~ s/&(ne|\#8800);/\$\\not= \$/g;
! 362: $result =~ s/&(equiv|\#8801);/\$\\equiv \$/g;
! 363: $result =~ s/&(le|\#8804);/\$\\leq \$/g;
! 364: $result =~ s/&(ge|\#8805);/\$\\geq \$/g;
! 365: $result =~ s/&(sub|\#8834);/\$\\subset \$/g;
! 366: $result =~ s/&(sup|\#8835);/\$\\supset \$/g;
! 367: $result =~ s/&(nsub|\#8836);/\$\\not\\subset \$/g;
! 368: $result =~ s/&(sube|\#8838);/\$\\subseteq \$/g;
! 369: $result =~ s/&(supe|\#8839);/\$\\supseteq \$/g;
! 370: $result =~ s/&(oplus|\#8853);/\$\\oplus \$/g;
! 371: $result =~ s/&(otimes|\#8855);/\$\\otimes \$/g;
! 372: $result =~ s/&(perp|\#8869);/\$\\perp \$/g;
! 373: $result =~ s/&(sdot|\#8901);/\$\\cdot \$/g;
! 374: #Geometric Shapes (extended HTML 4.01)
! 375: $result =~ s/&(loz|\#9674);/\$\\Diamond \$/g;
! 376: #Miscellaneous Symbols (extended HTML 4.01)
! 377: $result =~ s/&(spades|\#9824);/\$\\spadesuit \$/g;
! 378: $result =~ s/&(clubs|\#9827);/\$\\clubsuit \$/g;
! 379: $result =~ s/&(hearts|\#9829);/\$\\heartsuit \$/g;
! 380: $result =~ s/&(diams|\#9830);/\$\\diamondsuit \$/g;
1.37 sakharuk 381: return $result;
382: }
1.41 sakharuk 383:
384:
1.177 sakharuk 385: sub page_format {
1.140 sakharuk 386: #
387: #Correspondence between $papersize variable and real paper format:
388: # 0 - "Letter [8 1/2x11 in]"
389: # 1 - "Legal [8 1/2x14 in]"
390: # 2 - "Ledger/Tabloid [11x17 in]"
391: # 3 - "Executive [7 1/2x10 in]"
392: # 4 - "A2 [420x594 mm]"
393: # 5 - "A3 [297x420 mm]"
394: # 6 - "A4 [210x297 mm]"
395: # 7 - "A5 [148x210 mm]"
396: # 8 - "A6 [105x148 mm]"
397: #
398: my ($papersize,$layout,$numberofcolumns) = @_;
399: my ($textwidth,$textheight,$oddoffset,$evenoffset) = (0,0,0,0);
400: if ($papersize eq '0') {
401: if ($layout eq 'book') {
402: if ($numberofcolumns == 1) {
1.190 sakharuk 403: $textwidth = '7.1 in'; #'18 cm';
404: $textheight = '10.2 in'; #'25.9 cm';
1.140 sakharuk 405: $oddoffset = '-0.57 in';
406: $evenoffset = '-0.57 in';
407: } elsif ($numberofcolumns == 2) {
1.190 sakharuk 408: $textwidth = '3.66 in'; #'93 mm';
409: $textheight = '10.2 in'; #'25.9 cm';
1.140 sakharuk 410: $oddoffset = '-0.57 in';
411: $evenoffset = '-0.57 in';
412: }
413: } elsif ($layout eq 'album') {
414: if ($numberofcolumns eq '1') {
415: $textwidth = '8.8 in';
416: $textheight = '6.8 in';
417: $oddoffset = '-40 pt';
418: $evenoffset = '-60 pt';
419: } elsif ($numberofcolumns == 2) {
420: $textwidth = '4.2 in';
421: $textheight = '6.8 in';
422: $oddoffset = '-40 pt';
423: $evenoffset = '-60 pt';
424: }
425: }
426: # } elsif($papersize eq '1') {
427: # } elsif($papersize eq '2') {
428: # } elsif($papersize eq '3'/) {
429: } elsif($papersize eq '6') {
430: if ($layout eq 'book') {
431: if ($numberofcolumns == 1) {
432: $textwidth = '18 cm';
433: $textheight = '28 cm';
434: $oddoffset = '-0.57 in';
435: $evenoffset = '-0.57 in';
436: } elsif ($numberofcolumns == 2) {
437: $textwidth = '96 mm';
438: $textheight = '2 cm';
439: $oddoffset = '-0.57 in';
440: $evenoffset = '-0.57 in';
441: }
442: } elsif ($layout eq 'album') {
443: if ($numberofcolumns eq '1') {
444: $textwidth = '8.5 in';
445: $textheight = '7.7 in';
446: $oddoffset = '-40 pt';
447: $evenoffset = '-60 pt';
448: } elsif ($numberofcolumns == 2) {
449: $textwidth = '3.9 in';
450: $textheight = '7.7 in';
451: $oddoffset = '-40 pt';
452: $evenoffset = '-60 pt';
453: }
454: }
455: # } elsif($papersize eq '5') {
456: # } elsif($papersize eq '4') {
457: # } elsif($papersize eq '7') {
458: # } elsif($papersize eq '8') {
1.76 sakharuk 459: }
1.140 sakharuk 460: return $textwidth,$textheight,$oddoffset,$evenoffset;
461: }
1.76 sakharuk 462:
463:
1.126 albertel 464: sub get_name {
465: my ($uname,$udom)=@_;
466: if (!defined($uname)) { $uname=$ENV{'user.name'}; }
467: if (!defined($udom)) { $uname=$ENV{'user.domain'}; }
468: my $plainname=&Apache::loncommon::plainname($uname,$udom);
469: if ($plainname=~/^\s*$/) { $plainname=$uname; }
470: return &Apache::lonxml::latex_special_symbols($plainname,undef,undef,
471: 'header');
472: }
473:
1.177 sakharuk 474:
1.76 sakharuk 475: sub page_format_transformation {
1.104 sakharuk 476: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment) = @_;
477: my ($textwidth,$textheight,$oddoffset,$evenoffset);
1.101 sakharuk 478: $assignment=~s/_/ /g;
1.104 sakharuk 479: if ($numberofcolumns != 1) {
480: ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$layout,$numberofcolumns);
481: } else {
482: ($textwidth,$textheight,$oddoffset,$evenoffset) = ($ENV{'form.width'},$ENV{'form.height'},$ENV{'form.leftmargin'},$ENV{'form.leftmargin'});
483: }
1.126 albertel 484: my $name = &get_name();
485: if ($name =~ /^\s*$/) {
486: $name=&Apache::lonxml::latex_special_symbols($ENV{'user.name'},undef,
487: undef,'header');
488: }
1.113 sakharuk 489: my $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'','','header');
1.140 sakharuk 490: if ($layout eq 'album') {
491: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}\\setlength{\\topmargin}{200pt}\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\parindent}{20pt}\\setlength{\\marginparwidth}{90pt}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm} \\begin{document}\\setcounter{page}{1}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fbox{\\textbf{$name}} \\hfill $courseidinfo} \\vskip 5 mm /;
492: } elsif ($layout eq 'book') {
493: if ($choice ne 'All class print') {
1.190 sakharuk 494: $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 495: } else {
1.190 sakharuk 496: $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 497: }
498: }
499: return $text;
500: }
501:
502:
1.33 sakharuk 503: sub page_cleanup {
504: my $result = shift;
1.65 sakharuk 505:
506: $result =~ m/\\end{document}(\d*)$/;
1.34 sakharuk 507: my $number_of_columns = $1;
1.33 sakharuk 508: my $insert = '{';
1.34 sakharuk 509: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1.33 sakharuk 510: $insert .= '}';
1.65 sakharuk 511: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
1.34 sakharuk 512: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
513: return $result,$number_of_columns;
1.7 sakharuk 514: }
1.5 sakharuk 515:
1.3 sakharuk 516:
1.60 sakharuk 517: sub details_for_menu {
518:
519: my $name_of_resourse = $hash{'title_'.$hash{'ids_'.$ENV{'form.postdata'}}};
520: my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
1.63 albertel 521: my ($map,$id,$resource)=split(/___/,$symbolic);
1.123 albertel 522: $map=&Apache::lonnet::clutter($map);
1.102 sakharuk 523: my $name_of_sequence;
1.123 albertel 524: $name_of_sequence = $hash{'title_'.$hash{'ids_'.$map}};
1.63 albertel 525: if ($name_of_sequence =~ /^\s*$/) {
1.123 albertel 526: $map =~ m|([^/]+)$|;
527: $name_of_sequence = $1;
1.63 albertel 528: }
1.123 albertel 529: my $name_of_map = $hash{'title_'.$hash{'ids_'.&Apache::lonnet::clutter($ENV{'request.course.uri'})}};
1.63 albertel 530: if ($name_of_map =~ /^\s*$/) {
1.123 albertel 531: $ENV{'request.course.uri'} =~ m|([^/]+)$|;
532: $name_of_map = $1;
533: }
1.63 albertel 534: return ($name_of_resourse,$name_of_sequence,$name_of_map);
1.60 sakharuk 535:
1.76 sakharuk 536: }
537:
538:
539: sub latex_corrections {
540:
541: my ($number_of_columns,$result) = @_;
542:
1.185 sakharuk 543: # $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
1.76 sakharuk 544: $result =~ s/\$number_of_columns/$number_of_columns/g;
1.91 sakharuk 545: $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/;
546: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
547: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
1.76 sakharuk 548: #-- LaTeX corrections
549: my $first_comment = index($result,'<!--',0);
550: while ($first_comment != -1) {
551: my $end_comment = index($result,'-->',$first_comment);
552: substr($result,$first_comment,$end_comment-$first_comment+3) = '';
553: $first_comment = index($result,'<!--',$first_comment);
554: }
555: $result =~ s/^\s+$//gm; #remove empty lines
1.94 sakharuk 556: $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space
1.76 sakharuk 557: $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
558: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
559: $result =~ s/{\\par }\s*\\\\/\\\\/gm;
560: $result =~ s/\\\\\s+\[/ \[/g;
561: $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
562: #conversion of html characters to LaTeX equivalents
563: if ($result =~ m/&(\w+|#\d+);/) {
564: $result = &character_chart($result);
565: }
566: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
567: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
568:
569: return $result;
1.60 sakharuk 570: }
571:
1.3 sakharuk 572:
1.177 sakharuk 573: sub output_data {
1.184 sakharuk 574: my ($r,$helper,$rparmhash) = @_;
575: my %parmhash = %$rparmhash;
1.187 www 576: my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
1.140 sakharuk 577: $r->print(<<ENDPART);
578: <html>
579: <head>
580: <title>LON-CAPA output for printing</title>
581: </head>
1.187 www 582: $bodytag
583: Please stand by while processing your print request, this may take some time ...
1.140 sakharuk 584: ENDPART
585:
586: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
587: my ($result,$selectionmade) = ('','');
588: my $number_of_columns = 1; #used only for pages to determine the width of the cell
589: my @temporary_array=split /\|/,$format_from_helper;
590: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
591: if ($laystyle eq 'L') {
592: $laystyle='album';
593: } else {
594: $laystyle='book';
595: }
1.177 sakharuk 596: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
1.140 sakharuk 597: my $assignment = $ENV{'form.assignment'};
598: my $LaTeXwidth;
1.190 sakharuk 599: if ($textwidth=~/(\d+\.?\d*)\s*cm/) {
1.140 sakharuk 600: $LaTeXwidth = $1*10;
1.190 sakharuk 601: } elsif ($textwidth=~/(\d+\.?\d*)\s*mm/) {
1.140 sakharuk 602: $LaTeXwidth = $1;
1.190 sakharuk 603: } elsif ($textwidth=~/(\d+\.?\d*)\s*in/) {
1.140 sakharuk 604: $LaTeXwidth = $1*25.4;
605: }
606: $LaTeXwidth.=' mm';
1.153 sakharuk 607:
1.140 sakharuk 608: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
1.143 sakharuk 609: #-- single document - problem, page, html, xml, ...
610: my $currentURL;
1.162 sakharuk 611: if ($helper->{'VARS'}->{'construction'} ne '1') {
1.185 sakharuk 612: #prints published resource
1.153 sakharuk 613: $currentURL=$helper->{'VARS'}->{'postdata'};
1.143 sakharuk 614: } else {
1.185 sakharuk 615: #prints resource from the construction space
1.162 sakharuk 616: $currentURL=$helper->{'VARS'}->{'filename'};
617: $currentURL=~s/\/home\//\/~/;
618: $currentURL=~s/public_html\///;
1.143 sakharuk 619: }
1.140 sakharuk 620: $selectionmade = 1;
1.143 sakharuk 621: if ($currentURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.162 sakharuk 622: my %moreenv;
623: $moreenv{'request.filename'}=$currentURL;
1.166 albertel 624: my %form;
625: $form{'grade_target'}='tex';
626: $form{'textwidth'}=$LaTeXwidth;
1.169 albertel 627: my $rndseed=time;
628: $form{'rndseed'}=$rndseed;
1.162 sakharuk 629: &Apache::lonnet::appenv(%moreenv);
1.168 albertel 630: my $texversion=&Apache::lonnet::ssi($currentURL,%form);
1.165 sakharuk 631: &Apache::lonnet::delenv('form.counter');
1.166 albertel 632: &Apache::lonnet::delenv('request.filename');
1.163 sakharuk 633: if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1.166 albertel 634: my %form;
635: $form{'grade_target'}='answer';
1.167 albertel 636: $form{'answer_output_mode'}='tex';
1.169 albertel 637: $form{'rndseed'}=$rndseed;
1.166 albertel 638: my $answer=&Apache::lonnet::ssi($currentURL,%form);
1.170 sakharuk 639: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1.163 sakharuk 640: }
1.162 sakharuk 641: $result .= $texversion;
642: if ($currentURL=~m/\.page\s*$/) {
643: ($result,$number_of_columns) = &page_cleanup($result);
644: }
645: } else {
1.140 sakharuk 646: # $result='\documentclass[letterpaper]{article}\usepackage{calc}\begin{document}Printout of this type of document is currently not supported: ';
647: # if ($ENV{'form.url'}=~/\/(aboutme|syllabus|bulletinboard|smppg)$/) {
648: # $result.=$1;
649: # } else {
650: # $result.=$ENV{'form.url'};
651: # }
652: # $result.=' \end{document}'
1.162 sakharuk 653: }
1.142 sakharuk 654: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
655: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
656: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems')) {
1.141 sakharuk 657: #-- produce an output string
1.193 sakharuk 658: my %form=();
659: $form{'grade_target'}='tex';
660: $form{'textwidth'}=$LaTeXwidth;
661: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.141 sakharuk 662: my $flag_latex_header_remove = 'NO';
663: my $flag_page_in_sequence = 'NO';
664: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.193 sakharuk 665: my $prevassignment='';
1.141 sakharuk 666: for (my $i=0;$i<=$#master_seq;$i++) {
667: $master_seq[$i]=~/___\d+___(.*)$/;
668: my $urlp='/res/'.$1;
669: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
1.142 sakharuk 670: $selectionmade = 2;
671: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
672: $selectionmade = 3;
673: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
674: $selectionmade = 4;
1.141 sakharuk 675: }
1.166 albertel 676: $form{'symb'}=$master_seq[$i];
1.198 sakharuk 677: $master_seq[$i]=~/(.*)___\d*___/;
678: my $assignment=&Apache::lonnet::gettitle($1); #tittle of the assignment which contains this problem
1.141 sakharuk 679: #&Apache::lonnet::logthis("Trying to get $urlp with symb $master_seq[$i]");
1.166 albertel 680: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1.141 sakharuk 681: if ($urlp=~/\.page$/) {
682: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
683: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
684: $texversion =~ s/\\end{document}\d*/\\end{document}/;
685: $flag_page_in_sequence = 'YES';
686: }
687: if ($flag_latex_header_remove ne 'NO') {
688: $texversion = &latex_header_footer_remove($texversion);
689: } else {
690: $texversion =~ s/\\end{document}//;
1.171 sakharuk 691: }
692: if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
693: my %form;
694: $form{'grade_target'}='answer';
695: $form{'answer_output_mode'}='tex';
696: my $answer=&Apache::lonnet::ssi($urlp,%form);
697: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1.141 sakharuk 698: }
1.193 sakharuk 699: # $result .= $texversion;
1.198 sakharuk 700: if (($selectionmade == 4) and ($assignment ne $prevassignment) and ($i>=1)) {
1.193 sakharuk 701: my $name = &get_name();
702: if ($name =~ /^\s*$/) {
703: $name=&Apache::lonxml::latex_special_symbols($ENV{'user.name'},undef,
704: undef,'header');
705: }
706: my $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'','','header');
707: $prevassignment=$assignment;
708: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}} - '.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip -5 mm ';
709: }
710: $result .= $texversion;
1.141 sakharuk 711: $flag_latex_header_remove = 'YES';
712: }
713: &Apache::lonnet::delenv('form.counter');
714: if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}
715: $result .= '\end{document}';
1.150 sakharuk 716: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
717: #-- prints assignments for whole class or for selected students
718: $selectionmade=5;
719: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
720: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
721: #loop over students
722: my $flag_latex_header_remove = 'NO';
723: my %moreenv;
724: $moreenv{'form.textwidth'}=$LaTeXwidth;
725: &Apache::lonnet::appenv(%moreenv);
726: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1);
727: foreach my $person (@students) {
728: my $current_output = '';
1.140 sakharuk 729: # my ($usersection,$username,$userdomain) = split /:/,$person;
1.150 sakharuk 730: my ($username,$userdomain) = split /:/,$person;
731: my $fullname = &get_name($username,$userdomain);
1.196 sakharuk 732:
1.197 sakharuk 733: if ($parmhash{'anonymous_quiz'}=~/yes/) {$fullname=' ';} #put here something reasonable for anonymous exams or quiz
1.150 sakharuk 734: #goes through all resources, checks if they are available for current student, and produces output
735: foreach my $curresline (@master_seq) {
736: if ($curresline=~ m/\.(problem|exam|quiz|assess|survey|form|library)$/) {
737: my ($map,$id,$res_url) = split(/___/,$curresline);
738: if (&Apache::lonnet::allowed('bre',$res_url)) {
739: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,
740: $ENV{'request.course.id'},'tex');
741: if ($flag_latex_header_remove eq 'YES') {
742: $rendered = &latex_header_footer_remove($rendered);
743: } else {
744: $rendered =~ s/\\end{document}//;
1.173 sakharuk 745: }
746: if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
747: my %form;
748: $form{'answer_output_mode'}='tex';
1.193 sakharuk 749: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%form);
1.173 sakharuk 750: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
1.150 sakharuk 751: }
752: $current_output .= $rendered;
753: }
754: $flag_latex_header_remove = 'YES';
755: }
756: }
757: my $courseidinfo = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
758: if ($current_output=~/\\documentclass/) {
1.180 sakharuk 759: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}} - $courseidinfo \\hfill \\thepage \\\\ \\textit{$helper->{VARS}->{'assignment'}}}\\vskip 3 mm /;
1.150 sakharuk 760: } else {
761: my $blanspages = '';
762: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blanspages.='\clearpage\strut\clearpage';}
1.181 sakharuk 763: $current_output = '\strut\\newline\\noindent\\makebox[\\textwidth/$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.'}} - '.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$helper->{VARS}->{'assignment'}.'}}} \vskip -5 mm '.$current_output;
1.150 sakharuk 764: }
765: $result .= $current_output;
766: &Apache::lonnet::delenv('form.counter');
767: &Apache::lonxml::init_counter();
768: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
769: 'last student '.$fullname);
770: }
771: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
772: $result .= '\end{document}';
773: &Apache::lonnet::delenv('form.textwidth');
1.151 sakharuk 774: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {
775: #prints selected problems from the subdirectory
776: $selectionmade = 6;
777: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1.154 sakharuk 778: @list_of_files=sort @list_of_files;
1.175 sakharuk 779: my $flag_latex_header_remove = 'NO';
780: my $rndseed=time;
1.151 sakharuk 781: for (my $i=0;$i<=$#list_of_files;$i++) {
1.152 sakharuk 782: my $urlp = $list_of_files[$i];
783: if ($urlp=~/\//) {
1.166 albertel 784: my %form;
785: $form{'grade_target'}='tex';
786: $form{'textwidth'}=$LaTeXwidth;
1.175 sakharuk 787: $form{'rndseed'}=$rndseed;
1.152 sakharuk 788: if ($urlp =~ m|/home/([^/]+)/public_html|) {
789: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
790: } else {
791: $urlp =~ s|^/home/httpd/html||;
792: }
1.166 albertel 793: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1.174 sakharuk 794: if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
795: my %form;
796: $form{'grade_target'}='answer';
797: $form{'answer_output_mode'}='tex';
798: $form{'rndseed'}=$rndseed;
799: my $answer=&Apache::lonnet::ssi($urlp,%form);
800: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
801: }
1.151 sakharuk 802: #this chunck is responsible for printing the path to problem
1.152 sakharuk 803: my $newurlp = '';
804: my $HowMany = length($urlp)*2;
805: if ($HowMany > $LaTeXwidth) {
806: my @temporrary = split '/',$urlp;
807: my $HowManyNew = 0;
808: for (my $ii=0;$ii<=$#temporrary;$ii++) {
809: if ($temporrary[$ii] ne '') {
810: $HowManyNew += length($temporrary[$ii])*2;
811: if ($HowManyNew < $LaTeXwidth ) {
812: $newurlp .= '/'.$temporrary[$ii];
813: } else {
814: $HowManyNew = 0;
815: $newurlp .= '|\vskip -1 mm \noindent \verb|';
816: $ii--;
817: }
818: }
819: }
820: }
821: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 {\\small\\noindent\\verb|$newurlp\|\\vskip 0 mm}/;
822: if ($flag_latex_header_remove ne 'NO') {
823: $texversion = &latex_header_footer_remove($texversion);
824: } else {
825: $texversion =~ s/\\end{document}//;
826: }
827: $result .= $texversion;
828: }
829: $flag_latex_header_remove = 'YES';
1.151 sakharuk 830: }
1.175 sakharuk 831: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1.152 sakharuk 832: $result .= '\end{document}';
1.140 sakharuk 833: }
834: #-------------------------------------------------------- corrections for the different page formats
1.177 sakharuk 835: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'});
1.140 sakharuk 836: $result = &latex_corrections($number_of_columns,$result);
1.190 sakharuk 837: #changes page's parameters for the one column output
1.195 sakharuk 838: if ($numberofcolumns == 1) {
839: $result =~ s/\\textwidth= 9cm/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
840: $result =~ s/\\textheight 25\.9cm/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
841: $result =~ s/\\evensidemargin = -0\.57in/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
842: $result =~ s/\\oddsidemargin = -0\.57in/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
843: }
1.140 sakharuk 844: #-- writing .tex file in prtspool
845: my $temp_file;
846: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
847: unless ($temp_file = Apache::File->new('>'.$filename)) {
848: $r->log_error("Couldn't open $filename for output $!");
849: return SERVER_ERROR;
850: }
851: print $temp_file $result;
852:
1.143 sakharuk 853: #<meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
1.140 sakharuk 854: $r->print(<<FINALEND);
855: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
856: </body>
857: </html>
858: FINALEND
859: }
860:
861:
862:
1.3 sakharuk 863: sub handler {
864:
865: my $r = shift;
1.131 bowersj2 866: my $helper;
1.114 bowersj2 867:
1.150 sakharuk 868: # my $loaderror=&Apache::lonnet::overloaderror($r);
869: # if ($loaderror) { return $loaderror; }
870: # $loaderror=
871: # &Apache::lonnet::overloaderror($r,
872: # $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
873: # if ($loaderror) { return $loaderror; }
1.67 www 874:
1.177 sakharuk 875: my $result = printHelper($r);
876: if (!ref($result)) {
877: return $result;
1.60 sakharuk 878: }
1.177 sakharuk 879: $helper = $result;
880:
881: # my $key;
882: # foreach $key (keys %{$helper->{'VARS'}}) {
883: # $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
884: # }
885: # return OK;
1.184 sakharuk 886:
887: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
888:
889:
890: &output_data($r,$helper,\%parmhash);
1.2 sakharuk 891: return OK;
1.60 sakharuk 892: }
1.2 sakharuk 893:
1.131 bowersj2 894: use Apache::lonhelper;
1.130 sakharuk 895:
1.131 bowersj2 896: sub printHelper {
1.115 bowersj2 897: my $r = shift;
898:
899: if ($ENV{'request.course.id'}) {
1.131 bowersj2 900: my $fn=$ENV{'request.course.fn'};
901: tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
1.115 bowersj2 902: }
903:
904: if ($r->header_only) {
1.131 bowersj2 905: if ($ENV{'browser.mathml'}) {
906: $r->content_type('text/xml');
907: } else {
908: $r->content_type('text/html');
909: }
910: $r->send_http_header;
911: return OK;
1.115 bowersj2 912: }
913:
1.131 bowersj2 914: # Send header, nocache
1.115 bowersj2 915: if ($ENV{'browser.mathml'}) {
1.131 bowersj2 916: $r->content_type('text/xml');
1.115 bowersj2 917: } else {
1.131 bowersj2 918: $r->content_type('text/html');
1.115 bowersj2 919: }
920: &Apache::loncommon::no_cache($r);
921: $r->send_http_header;
922: $r->rflush();
923:
1.131 bowersj2 924: # Unfortunately, this helper is so complicated we have to
925: # write it by hand
926:
927: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
928:
1.176 bowersj2 929: my $helper = Apache::lonhelper::helper->new("Printing Helper");
1.146 bowersj2 930: $helper->declareVar('symb');
1.156 bowersj2 931: $helper->declareVar('postdata');
932: $helper->declareVar('filename');
933: $helper->declareVar('construction');
1.178 sakharuk 934: $helper->declareVar('assignment');
1.131 bowersj2 935:
936: # This will persistently load in the data we want from the
937: # very first screen.
1.156 bowersj2 938: # Detect whether we're coming from construction space
939: if ($ENV{'form.postdata'} =~ /http:\/\// ) {
1.188 bowersj2 940: $ENV{'form.postdata'} =~ /http:\/\/[^\/]+\/~([^\/]+)\/(.*)/;
1.156 bowersj2 941: $helper->{VARS}->{'filename'} = "/home/$1/public_html/$2";
942: $helper->{VARS}->{'construction'} = 1;
943: } else {
944: if ($ENV{'form.postdata'}) {
945: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'});
946: }
947: if ($ENV{'form.symb'}) {
948: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
949: }
950: if ($ENV{'form.url'}) {
951: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
952: }
1.157 bowersj2 953: }
1.156 bowersj2 954:
1.146 bowersj2 955: if ($ENV{'form.symb'}) {
956: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
957: }
958: if ($ENV{'form.url'}) {
1.140 sakharuk 959: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1.153 sakharuk 960:
1.140 sakharuk 961: }
1.146 bowersj2 962:
1.115 bowersj2 963: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu;
1.178 sakharuk 964: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1.140 sakharuk 965:
1.156 bowersj2 966:
1.146 bowersj2 967: # Extract map
968: my $symb = $helper->{VARS}->{'symb'};
1.156 bowersj2 969: my ($map, $id, $url);
970: my $subdir;
971:
972: # Get the resource name from construction space
973: if ($helper->{VARS}->{'construction'}) {
974: $resourceTitle = substr($helper->{VARS}->{'filename'},
975: rindex($helper->{VARS}->{'filename'}, '/')+1);
976: $subdir = substr($helper->{VARS}->{'filename'},
977: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
978: } else {
979: ($map, $id, $url) = split(/___/, $symb);
980: $helper->{VARS}->{'postdata'} = Apache::lonnet::clutter($url);
1.146 bowersj2 981:
1.156 bowersj2 982: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
983: my $url = $helper->{VARS}->{'postdata'};
984: $resourceTitle = substr($url, rindex($url, '/') + 1);
985: }
986: $subdir = &Apache::lonnet::filelocation("", $url);
1.128 bowersj2 987: }
1.115 bowersj2 988:
1.192 bowersj2 989: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
990:
1.131 bowersj2 991: Apache::lonhelper::registerHelperTags();
1.119 bowersj2 992:
1.131 bowersj2 993: # "Delete everything after the last slash."
1.119 bowersj2 994: $subdir =~ s|/[^/]+$||;
1.162 sakharuk 995: if (not $helper->{VARS}->{'construction'}) {
996: $subdir='/home/httpd/html/res/'.$subdir;
1.153 sakharuk 997: }
1.189 bowersj2 998: # "Remove all duplicate slashes."
999: $subdir =~ s|/+|/|g;
1.119 bowersj2 1000:
1.131 bowersj2 1001: # What can be printed is a very dynamic decision based on
1002: # lots of factors. So we need to dynamically build this list.
1003: # To prevent security leaks, states are only added to the wizard
1004: # if they can be reached, which ensures manipulating the form input
1005: # won't allow anyone to reach states they shouldn't have permission
1006: # to reach.
1007:
1008: # printChoices is tracking the kind of printing the user can
1009: # do, and will be used in a choices construction later.
1010: # In the meantime we will be adding states and elements to
1011: # the helper by hand.
1012: my $printChoices = [];
1013: my $paramHash;
1.130 sakharuk 1014:
1.156 bowersj2 1015: if ($resourceTitle) {
1016: push @{$printChoices}, ["<b>$resourceTitle</b> (prints what you just saw on the screen)", 'current_document', 'PAGESIZE'];
1017: }
1018:
1.187 www 1019: # $r->print($helper->{VARS}->{'postdata'});
1.130 sakharuk 1020:
1.131 bowersj2 1021: # If we're in a sequence...
1.162 sakharuk 1022: if ($helper->{'VARS'}->{'construction'} ne '1') {
1.131 bowersj2 1023: # Allow problems from sequence
1.155 sakharuk 1024: push @{$printChoices}, ["Problem(s) from <b>$sequenceTitle</b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1.131 bowersj2 1025: # Allow all resources from sequence
1.155 sakharuk 1026: push @{$printChoices}, ["Everything (problem(s), page(s), html/xml file(s)) from <b>$sequenceTitle</b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1.130 sakharuk 1027:
1.192 bowersj2 1028: my $isProblem = '$res->is_problem()';
1029: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1.131 bowersj2 1030: my $isProblemOrMap = '$res->is_problem() || $res->is_map()';
1.192 bowersj2 1031: my $isNotMap = '!$res->is_map()';
1032: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
1033: my $symb = '$res->symb()';
1.131 bowersj2 1034: my $helperFragment = <<HELPERFRAGMENT;
1.155 sakharuk 1035: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
1036: <message>(mark them then click "next" button) <br /></message>
1.144 bowersj2 1037: <resource variable="RESOURCES" multichoice="1" toponly='1'>
1038: <nextstate>PAGESIZE</nextstate>
1.192 bowersj2 1039: <filterfunc>return $isProblem;</filterfunc>
1.131 bowersj2 1040: <mapurl>$map</mapurl>
1.192 bowersj2 1041: <valuefunc>return $symb;</valuefunc>
1.131 bowersj2 1042: </resource>
1043: </state>
1044:
1.155 sakharuk 1045: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
1046: <message>(mark them then click "next" button) <br /></message>
1.144 bowersj2 1047: <resource variable="RESOURCES" multichoice="1" toponly='1'>
1048: <nextstate>PAGESIZE</nextstate>
1.145 bowersj2 1049: <filterfunc>return $isNotMap;</filterfunc>
1.131 bowersj2 1050: <mapurl>$map</mapurl>
1.192 bowersj2 1051: <valuefunc>return $symb;</valuefunc>
1.131 bowersj2 1052: </resource>
1053: </state>
1054: HELPERFRAGMENT
1.121 bowersj2 1055:
1.131 bowersj2 1056: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1.121 bowersj2 1057: }
1058:
1059: # If the user is priviledged, allow them to print all
1060: # problems in the course, optionally for selected students
1.131 bowersj2 1061: if (($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) and ($helper->{VARS}->{'postdata'}=~/\/res\//)) {
1.155 sakharuk 1062: push @{$printChoices}, ['<b>Problems</b> in this course', 'all_problems', 'ALL_PROBLEMS'];
1.131 bowersj2 1063: push @{$printChoices}, ["Problems from <b>$sequenceTitle</b> for selected students", 'problems_for_students', 'CHOOSE_STUDENTS'];
1064:
1.192 bowersj2 1065: my $isProblem = '$res->is_problem()';
1066: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1067: my $isProblemOrMap = '($res->is_problem() || $res->is_map())';
1068: $isProblemOrMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
1069: my $symb = '$res->symb()';
1.131 bowersj2 1070: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
1.155 sakharuk 1071: <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
1072: <message>(mark them then click "next" button) <br /></message>
1.172 bowersj2 1073: <resource variable="RESOURCES" multichoice="1" suppressEmptySequences='1'>
1.144 bowersj2 1074: <nextstate>PAGESIZE</nextstate>
1.192 bowersj2 1075: <filterfunc>return $isProblemOrMap;</filterfunc>
1076: <choicefunc>return $isProblem;</choicefunc>
1077: <valuefunc>return $symb;</valuefunc>
1.132 bowersj2 1078: </resource>
1079: </state>
1080:
1.155 sakharuk 1081: <state name="CHOOSE_STUDENTS" title="Choose Students whose assignments you want to print">
1.144 bowersj2 1082: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
1.155 sakharuk 1083: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.147 bowersj2 1084: <resource variable="RESOURCES" multichoice="1">
1085: <filterfunc>return $isProblem</filterfunc>
1.148 bowersj2 1086: <mapurl>$map</mapurl>
1.147 bowersj2 1087: <valuefunc>return $symb</valuefunc>
1088: </resource>
1.155 sakharuk 1089: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1.149 bowersj2 1090: <choices variable="EMPTY_PAGES">
1.193 sakharuk 1091: <choice computer='0'>Start each student\'s assignment on a new page (add a pagefeed after each assignment)</choice>
1092: <choice computer='1'>Add one empty page after each student\'s assignment</choice>
1093: <choice computer='2'>Add two empty pages after each student\'s assignment</choice>
1.149 bowersj2 1094: </choices>
1.131 bowersj2 1095: </state>
1096: CHOOSE_STUDENTS
1.121 bowersj2 1097: }
1098:
1099: # FIXME: That RE should come from a library somewhere.
1.194 sakharuk 1100: if ((((&Apache::lonnet::allowed('bre',$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 $ENV{'request.role.adv'}) {
1.155 sakharuk 1101: push @{$printChoices}, ["Problems from current subdirectory <b>$subdir</b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
1.131 bowersj2 1102:
1103: my $f = '$filename';
1.139 bowersj2 1104: my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
1.155 sakharuk 1105: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
1106: <message>(mark them then click "next" button) <br /></message>
1.138 bowersj2 1107: <files variable="FILES" multichoice='1'>
1.144 bowersj2 1108: <nextstate>PAGESIZE</nextstate>
1.138 bowersj2 1109: <filechoice>return '$subdir';</filechoice>
1.139 bowersj2 1110: CHOOSE_FROM_SUBDIR
1111:
1112: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
1113: <filefilter>return $filename =~
1114: m/^[^\.]+\.(problem|exam|quiz|assess|survey|form|library)$/;
1.131 bowersj2 1115: </filefilter>
1.138 bowersj2 1116: </files>
1.131 bowersj2 1117: </state>
1118: CHOOSE_FROM_SUBDIR
1.139 bowersj2 1119: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.131 bowersj2 1120: }
1121:
1122: # Generate the first state, to select which resources get printed.
1.155 sakharuk 1123: Apache::lonhelper::state->new("START", "What do you want to print? Make a choice.");
1.131 bowersj2 1124: $paramHash = Apache::lonhelper::getParamHash();
1.155 sakharuk 1125: $paramHash->{MESSAGE_TEXT} = "";
1.131 bowersj2 1126: Apache::lonhelper::message->new();
1127: $paramHash = Apache::lonhelper::getParamHash();
1128: $paramHash->{'variable'} = 'PRINT_TYPE';
1.137 bowersj2 1129: $helper->declareVar('PRINT_TYPE');
1.131 bowersj2 1130: $paramHash->{CHOICES} = $printChoices;
1131: Apache::lonhelper::choices->new();
1.161 bowersj2 1132:
1.170 sakharuk 1133: if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or
1134: ($helper->{VARS}->{'construction'} eq '1')) {
1.161 bowersj2 1135: $paramHash = Apache::lonhelper::getParamHash();
1.162 sakharuk 1136: $paramHash->{MESSAGE_TEXT} = "<br /><big><b><i>Next option is available only for advanced users:</i></b></big><br />";
1.161 bowersj2 1137: Apache::lonhelper::message->new();
1138: $paramHash = Apache::lonhelper::getParamHash();
1.162 sakharuk 1139: $paramHash->{'variable'} = 'ANSWER_TYPE';
1140: $helper->declareVar('ANSWER_TYPE');
1.161 bowersj2 1141: $paramHash->{CHOICES} = [
1.163 sakharuk 1142: ['Print without answer', 'yes'],
1143: ['Print with answers', 'no'] ];
1.161 bowersj2 1144: Apache::lonhelper::choices->new();
1145: }
1146:
1.131 bowersj2 1147: Apache::lonprintout::page_format_state->new("FORMAT");
1148:
1.144 bowersj2 1149: # Generate the PAGESIZE state which will offer the user the margin
1150: # choices if they select one column
1151: Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
1152: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
1153:
1154:
1.131 bowersj2 1155: $helper->process();
1156:
1157: # MANUAL BAILOUT CONDITION:
1158: # If we're in the "final" state, bailout and return to handler
1159: if ($helper->{STATE} eq 'FINAL') {
1160: return $helper;
1161: }
1.130 sakharuk 1162:
1.131 bowersj2 1163: $r->print($helper->display());
1.130 sakharuk 1164:
1.131 bowersj2 1165: Apache::lonhelper::unregisterHelperTags();
1.115 bowersj2 1166:
1167: untie %hash;
1168:
1169: return OK;
1170: }
1171:
1.1 www 1172:
1173: 1;
1.119 bowersj2 1174:
1175: package Apache::lonprintout::page_format_state;
1176:
1177: =pod
1178:
1.131 bowersj2 1179: =head1 Helper element: page_format_state
1180:
1181: See lonhelper.pm documentation for discussion of the helper framework.
1.119 bowersj2 1182:
1.131 bowersj2 1183: Apache::lonprintout::page_format_state is an element that gives the
1184: user an opportunity to select the page layout they wish to print
1185: with: Number of columns, portrait/landscape, and paper size. If you
1186: want to change the paper size choices, change the @paperSize array
1187: contents in this package.
1.119 bowersj2 1188:
1.131 bowersj2 1189: page_format_state is always directly invoked in lonprintout.pm, so there
1190: is no tag interface. You actually pass parameters to the constructor.
1.119 bowersj2 1191:
1192: =over 4
1193:
1.131 bowersj2 1194: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1.119 bowersj2 1195:
1196: =back
1197:
1198: =cut
1199:
1.131 bowersj2 1200: use Apache::lonhelper;
1.119 bowersj2 1201:
1202: no strict;
1.131 bowersj2 1203: @ISA = ("Apache::lonhelper::element");
1.119 bowersj2 1204: use strict;
1205:
1206: my $maxColumns = 2;
1207: my @paperSize = ("Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",
1208: "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
1209: "A2 [420x594 mm]", "A3 [297x420 mm]", "A4 [210x297 mm]",
1210: "A5 [148x210 mm]", "A6 [105x148 mm]" );
1211:
1212: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
1213: # Paper type
1214:
1215: sub new {
1.131 bowersj2 1216: my $self = Apache::lonhelper::element->new();
1.119 bowersj2 1217:
1.135 bowersj2 1218: shift;
1219:
1.131 bowersj2 1220: $self->{'variable'} = shift;
1.134 bowersj2 1221: my $helper = Apache::lonhelper::getHelper();
1.135 bowersj2 1222: $helper->declareVar($self->{'variable'});
1.131 bowersj2 1223: bless($self);
1.119 bowersj2 1224: return $self;
1225: }
1226:
1227: sub render {
1228: my $self = shift;
1.131 bowersj2 1229: my $helper = Apache::lonhelper::getHelper();
1.119 bowersj2 1230: my $result = '';
1.131 bowersj2 1231: my $var = $self->{'variable'};
1.119 bowersj2 1232:
1233: $result .= <<STATEHTML;
1234:
1.155 sakharuk 1235: <p><big><i><b>What page format do you prefer?</b></i></big></p>
1.119 bowersj2 1236: <table cellpadding="3">
1237: <tr>
1.155 sakharuk 1238: <td align="center"><b>Page layout</b></td>
1239: <td align="center"><b>Number of columns</b></td>
1.131 bowersj2 1240: <td align="center"><b>Paper type</b></td>
1.119 bowersj2 1241: </tr>
1242: <tr>
1243: <td>
1.155 sakharuk 1244: <input type="radio" name="${var}.layout" value="L" /> Landscape<br />
1245: <input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait
1.119 bowersj2 1246: </td>
1.155 sakharuk 1247: <td align="center">
1.119 bowersj2 1248: <select name="${var}.cols">
1249: STATEHTML
1250:
1251: my $i;
1252: for ($i = 1; $i <= $maxColumns; $i++) {
1.144 bowersj2 1253: if ($i == 2) {
1.119 bowersj2 1254: $result .= "<option value='$i' selected>$i</option>\n";
1255: } else {
1256: $result .= "<option value='$i'>$i</option>\n";
1257: }
1258: }
1259:
1260: $result .= "</select></td><td>\n";
1261: $result .= "<select name='${var}.paper'>\n";
1262:
1263: $i = 0;
1264: foreach (@paperSize) {
1.144 bowersj2 1265: if ($i == 0) {
1.131 bowersj2 1266: $result .= "<option selected value='$i'>" . $paperSize[$i] . "</option>\n";
1.119 bowersj2 1267: } else {
1.131 bowersj2 1268: $result .= "<option value='$i'>" . $paperSize[$i] . "</option>\n";
1.119 bowersj2 1269: }
1270: $i++;
1271: }
1272:
1273: $result .= "</select></td></tr></table>";
1274: return $result;
1.135 bowersj2 1275: }
1276:
1277: sub postprocess {
1278: my $self = shift;
1279:
1280: my $var = $self->{'variable'};
1.136 bowersj2 1281: my $helper = Apache::lonhelper->getHelper();
1.135 bowersj2 1282: $helper->{VARS}->{$var} =
1.136 bowersj2 1283: $ENV{"form.$var.layout"} . '|' . $ENV{"form.$var.cols"} . '|' .
1284: $ENV{"form.$var.paper"};
1.135 bowersj2 1285: return 1;
1.119 bowersj2 1286: }
1287:
1288: 1;
1.144 bowersj2 1289:
1290: package Apache::lonprintout::page_size_state;
1291:
1292: =pod
1293:
1294: =head1 Helper element: page_size_state
1295:
1296: See lonhelper.pm documentation for discussion of the helper framework.
1297:
1298: Apache::lonprintout::page_size_state is an element that gives the
1299: user the opportunity to further refine the page settings if they
1300: select a single-column page.
1301:
1302: page_size_state is always directly invoked in lonprintout.pm, so there
1303: is no tag interface. You actually pass parameters to the constructor.
1304:
1305: =over 4
1306:
1307: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1308:
1309: =back
1310:
1311: =cut
1312:
1313: use Apache::lonhelper;
1314:
1315: no strict;
1316: @ISA = ("Apache::lonhelper::element");
1317: use strict;
1318:
1319:
1320:
1321: sub new {
1322: my $self = Apache::lonhelper::element->new();
1323:
1324: shift; # disturbs me (probably prevents subclassing) but works (drops
1325: # package descriptor)... - Jeremy
1326:
1327: $self->{'variable'} = shift;
1328: my $helper = Apache::lonhelper::getHelper();
1329: $helper->declareVar($self->{'variable'});
1330:
1331: # The variable name of the format element, so we can look into
1332: # $helper->{VARS} to figure out whether the columns are one or two
1333: $self->{'formatvar'} = shift;
1334:
1335: # The state to transition to after selection, or after discovering
1336: # the cols are not set to 1
1337: $self->{NEXTSTATE} = shift;
1338: bless($self);
1339: return $self;
1340: }
1341:
1342: sub render {
1343: my $self = shift;
1344: my $helper = Apache::lonhelper::getHelper();
1345: my $result = '';
1346: my $var = $self->{'variable'};
1347:
1348: if (defined $self->{ERROR_MSG}) {
1349: $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
1350: }
1351:
1352: $result .= <<ELEMENTHTML;
1353:
1354: <p>How should the column be formatted?</p>
1355:
1356: <table cellpadding='3'>
1357: <tr>
1358: <td align='right'><b>Width</b>:</td>
1359: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
1360: <td align='left'>
1361: <select name='$var.widthunit'>
1362: <option>cm</option><option>in</option>
1363: </select>
1364: </td>
1365: </tr>
1366: <tr>
1367: <td align='right'><b>Height</b>:</td>
1368: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
1369: <td align='left'>
1370: <select name='$var.heightunit'>
1371: <option>cm</option><option>in</option>
1372: </select>
1373: </td>
1374: </tr>
1375: <tr>
1376: <td align='right'><b>Left margin</b>:</td>
1377: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
1378: <td align='left'>
1.186 bowersj2 1379: <select name='$var.lmarginunit'>
1.144 bowersj2 1380: <option>cm</option><option>in</option>
1381: </select>
1382: </td>
1383: </tr>
1384: </table>
1385:
1386: <p>Hint: Some instructors like to leave scratch space for the student by
1387: making the width much smaller then the width of the page.</p>
1388:
1389: ELEMENTHTML
1390:
1391: return $result;
1392: }
1393:
1394: # If the user didn't select 1 column, skip this state.
1395: sub preprocess {
1396: my $self = shift;
1397: my $helper = Apache::lonhelper::getHelper();
1398:
1399: my $format = $helper->{VARS}->{$self->{'formatvar'}};
1400: if (substr($format, 2, 1) ne '1') {
1401: $helper->changeState($self->{NEXTSTATE});
1402: }
1403:
1404: return 1;
1405: }
1406:
1407: sub postprocess {
1408: my $self = shift;
1409:
1410: my $var = $self->{'variable'};
1411: my $helper = Apache::lonhelper->getHelper();
1412: my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"};
1413: my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"};
1414: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"};
1415: $helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"};
1416: $helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"};
1417: $helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"};
1418:
1419: my $error = '';
1420:
1421: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
1422: # by an optional period, followed by digits, ending the string
1423:
1424: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) {
1425: $error .= "Invalid width; please type only a number.<br />\n";
1426: }
1427: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) {
1428: $error .= "Invalid height; please type only a number.<br />\n";
1429: }
1430: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) {
1431: $error .= "Invalid left margin; please type only a number.<br />\n";
1432: }
1433:
1434: if (!$error) {
1435: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
1436: return 1;
1437: } else {
1438: $self->{ERROR_MSG} = $error;
1439: return 0;
1440: }
1441: }
1442:
1443:
1.119 bowersj2 1444:
1.1 www 1445: __END__
1.6 sakharuk 1446:
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