Annotation of loncom/interface/lonprintout.pm, revision 1.367
1.350 foxr 1: # The LearningOnline Network
1.1 www 2: # Printout
3: #
1.367 ! foxr 4: # $Id: lonprintout.pm,v 1.366 2005/02/23 11:51:40 foxr 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:
1.341 foxr 45: # Compare two students by name. The students are in the form
46: # returned by the helper:
47: # user:domain:section:last, first:status
48: # This is a helper function for the perl sort built-in therefore:
49: # Implicit Inputs:
50: # $a - The first element to compare (global)
51: # $b - The second element to compare (global)
52: # Returns:
53: # -1 - $a < $b
54: # 0 - $a == $b
55: # +1 - $a > $b
56: # Note that the initial comparison is done on the last names with the
57: # first names only used to break the tie.
58: #
59: #
60: sub compare_names {
61: # First split the names up into the primary fields.
62:
63: my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a);
64: my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b);
65:
66: # Now split the last name and first name of each n:
67: #
68:
69: my ($l1,$f1) = split(/,/, $n1);
70: my ($l2,$f2) = split(/,/, $n2);
71:
72: # We don't bother to remove the leading/trailing whitespace from the
73: # firstname, unless the last names compare identical.
74:
75: if($l1 lt $l2) {
76: return -1;
77: }
78: if($l1 gt $l2) {
79: return 1;
80: }
81:
82: # Break the tie on the first name, but there are leading (possibly trailing
83: # whitespaces to get rid of first
84: #
85: $f1 =~ s/^\s+//; # Remove leading...
86: $f1 =~ s/\s+$//; # Trailing spaces from first 1...
87:
88: $f2 =~ s/^\s+//;
89: $f2 =~ s/\s+$//; # And the same for first 2...
90:
91: if($f1 lt $f2) {
92: return -1;
93: }
94: if($f1 gt $f2) {
95: return 1;
96: }
97:
98: # Must be the same name.
99:
100: return 0;
101: }
102:
1.71 sakharuk 103: sub latex_header_footer_remove {
104: my $text = shift;
105: $text =~ s/\\end{document}//;
106: $text =~ s/\\documentclass([^&]*)\\begin{document}//;
107: return $text;
108: }
109:
110:
1.37 sakharuk 111: sub character_chart {
112: my $result = shift;
1.116 sakharuk 113: $result =~ s/&\#0?0?(7|9);//g;
114: $result =~ s/&\#0?(10|13);//g;
115: $result =~ s/&\#0?32;/ /g;
116: $result =~ s/&\#0?33;/!/g;
117: $result =~ s/&(\#0?34|quot);/\"/g;
118: $result =~ s/&\#0?35;/\\\#/g;
119: $result =~ s/&\#0?36;/\\\$/g;
120: $result =~ s/&\#0?37;/\\%/g;
121: $result =~ s/&(\#0?38|amp);/\\&/g;
122: $result =~ s/&\#(0?39|146);/\'/g;
123: $result =~ s/&\#0?40;/(/g;
124: $result =~ s/&\#0?41;/)/g;
125: $result =~ s/&\#0?42;/\*/g;
126: $result =~ s/&\#0?43;/\+/g;
127: $result =~ s/&\#(0?44|130);/,/g;
128: $result =~ s/&\#0?45;/-/g;
129: $result =~ s/&\#0?46;/\./g;
130: $result =~ s/&\#0?47;/\//g;
131: $result =~ s/&\#0?48;/0/g;
132: $result =~ s/&\#0?49;/1/g;
133: $result =~ s/&\#0?50;/2/g;
134: $result =~ s/&\#0?51;/3/g;
135: $result =~ s/&\#0?52;/4/g;
136: $result =~ s/&\#0?53;/5/g;
137: $result =~ s/&\#0?54;/6/g;
138: $result =~ s/&\#0?55;/7/g;
139: $result =~ s/&\#0?56;/8/g;
140: $result =~ s/&\#0?57;/9/g;
1.269 albertel 141: $result =~ s/&\#0?58;/:/g;
1.116 sakharuk 142: $result =~ s/&\#0?59;/;/g;
143: $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
1.281 sakharuk 144: $result =~ s/&\#0?61;/\\ensuremath\{=\}/g;
145: $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g;
1.116 sakharuk 146: $result =~ s/&\#0?63;/\?/g;
147: $result =~ s/&\#0?65;/A/g;
148: $result =~ s/&\#0?66;/B/g;
149: $result =~ s/&\#0?67;/C/g;
150: $result =~ s/&\#0?68;/D/g;
151: $result =~ s/&\#0?69;/E/g;
152: $result =~ s/&\#0?70;/F/g;
153: $result =~ s/&\#0?71;/G/g;
154: $result =~ s/&\#0?72;/H/g;
155: $result =~ s/&\#0?73;/I/g;
156: $result =~ s/&\#0?74;/J/g;
157: $result =~ s/&\#0?75;/K/g;
158: $result =~ s/&\#0?76;/L/g;
159: $result =~ s/&\#0?77;/M/g;
160: $result =~ s/&\#0?78;/N/g;
161: $result =~ s/&\#0?79;/O/g;
162: $result =~ s/&\#0?80;/P/g;
163: $result =~ s/&\#0?81;/Q/g;
164: $result =~ s/&\#0?82;/R/g;
165: $result =~ s/&\#0?83;/S/g;
166: $result =~ s/&\#0?84;/T/g;
167: $result =~ s/&\#0?85;/U/g;
168: $result =~ s/&\#0?86;/V/g;
169: $result =~ s/&\#0?87;/W/g;
170: $result =~ s/&\#0?88;/X/g;
171: $result =~ s/&\#0?89;/Y/g;
172: $result =~ s/&\#0?90;/Z/g;
173: $result =~ s/&\#0?91;/[/g;
1.281 sakharuk 174: $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g;
1.116 sakharuk 175: $result =~ s/&\#0?93;/]/g;
1.281 sakharuk 176: $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g;
1.116 sakharuk 177: $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
178: $result =~ s/&\#(0?96|145);/\`/g;
179: $result =~ s/&\#0?97;/a/g;
180: $result =~ s/&\#0?98;/b/g;
181: $result =~ s/&\#0?99;/c/g;
182: $result =~ s/&\#100;/d/g;
183: $result =~ s/&\#101;/e/g;
184: $result =~ s/&\#102;/f/g;
185: $result =~ s/&\#103;/g/g;
186: $result =~ s/&\#104;/h/g;
187: $result =~ s/&\#105;/i/g;
188: $result =~ s/&\#106;/j/g;
189: $result =~ s/&\#107;/k/g;
190: $result =~ s/&\#108;/l/g;
191: $result =~ s/&\#109;/m/g;
192: $result =~ s/&\#110;/n/g;
193: $result =~ s/&\#111;/o/g;
194: $result =~ s/&\#112;/p/g;
195: $result =~ s/&\#113;/q/g;
196: $result =~ s/&\#114;/r/g;
197: $result =~ s/&\#115;/s/g;
198: $result =~ s/&\#116;/t/g;
199: $result =~ s/&\#117;/u/g;
200: $result =~ s/&\#118;/v/g;
201: $result =~ s/&\#119;/w/g;
202: $result =~ s/&\#120;/x/g;
203: $result =~ s/&\#121;/y/g;
204: $result =~ s/&\#122;/z/g;
205: $result =~ s/&\#123;/\\{/g;
206: $result =~ s/&\#124;/\|/g;
207: $result =~ s/&\#125;/\\}/g;
208: $result =~ s/&\#126;/\~/g;
209: $result =~ s/&\#131;/\\textflorin /g;
210: $result =~ s/&\#132;/\"/g;
1.281 sakharuk 211: $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g;
212: $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g;
213: $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g;
1.116 sakharuk 214: $result =~ s/&\#137;/\\textperthousand /g;
215: $result =~ s/&\#140;/{\\OE}/g;
216: $result =~ s/&\#147;/\`\`/g;
217: $result =~ s/&\#148;/\'\'/g;
1.281 sakharuk 218: $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
1.116 sakharuk 219: $result =~ s/&\#150;/--/g;
220: $result =~ s/&\#151;/---/g;
1.281 sakharuk 221: $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
1.116 sakharuk 222: $result =~ s/&\#153;/\\texttrademark /g;
223: $result =~ s/&\#156;/\\oe/g;
224: $result =~ s/&\#159;/\\\"Y/g;
1.283 albertel 225: $result =~ s/&(\#160|nbsp);/~/g;
1.116 sakharuk 226: $result =~ s/&(\#161|iexcl);/!\`/g;
227: $result =~ s/&(\#162|cent);/\\textcent /g;
228: $result =~ s/&(\#163|pound);/\\pounds /g;
229: $result =~ s/&(\#164|curren);/\\textcurrency /g;
230: $result =~ s/&(\#165|yen);/\\textyen /g;
231: $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
232: $result =~ s/&(\#167|sect);/\\textsection /g;
233: $result =~ s/&(\#168|uml);/\\texthighdieresis /g;
234: $result =~ s/&(\#169|copy);/\\copyright /g;
235: $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
1.281 sakharuk 236: $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
1.116 sakharuk 237: $result =~ s/&(\#173|shy);/ - /g;
238: $result =~ s/&(\#174|reg);/\\textregistered /g;
1.281 sakharuk 239: $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g;
240: $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g;
241: $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
242: $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
243: $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
1.116 sakharuk 244: $result =~ s/&(\#180|acute);/\\textacute /g;
1.281 sakharuk 245: $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
1.116 sakharuk 246: $result =~ s/&(\#182|para);/\\P/g;
1.281 sakharuk 247: $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
1.116 sakharuk 248: $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
1.281 sakharuk 249: $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g;
1.116 sakharuk 250: $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
251: $result =~ s/&(\#188|frac14);/\\textonequarter /g;
252: $result =~ s/&(\#189|frac12);/\\textonehalf /g;
253: $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
254: $result =~ s/&(\#191|iquest);/?\`/g;
255: $result =~ s/&(\#192|Agrave);/\\\`{A}/g;
256: $result =~ s/&(\#193|Aacute);/\\\'{A}/g;
257: $result =~ s/&(\#194|Acirc);/\\^{A}/g;
258: $result =~ s/&(\#195|Atilde);/\\~{A}/g;
259: $result =~ s/&(\#196|Auml);/\\\"{A}/g;
260: $result =~ s/&(\#197|Aring);/{\\AA}/g;
261: $result =~ s/&(\#198|AElig);/{\\AE}/g;
262: $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
263: $result =~ s/&(\#200|Egrave);/\\\`{E}/g;
264: $result =~ s/&(\#201|Eacute);/\\\'{E}/g;
265: $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
266: $result =~ s/&(\#203|Euml);/\\\"{E}/g;
267: $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
268: $result =~ s/&(\#205|Iacute);/\\\'{I}/g;
269: $result =~ s/&(\#206|Icirc);/\\^{I}/g;
270: $result =~ s/&(\#207|Iuml);/\\\"{I}/g;
271: $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
272: $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
273: $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
274: $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
275: $result =~ s/&(\#213|Otilde);/\\~{O}/g;
276: $result =~ s/&(\#214|Ouml);/\\\"{O}/g;
1.281 sakharuk 277: $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
1.116 sakharuk 278: $result =~ s/&(\#216|Oslash);/{\\O}/g;
279: $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;
280: $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
281: $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
282: $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
283: $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
1.329 sakharuk 284: $result =~ s/&(\#223|szlig);/{\\ss}/g;
1.116 sakharuk 285: $result =~ s/&(\#224|agrave);/\\\`{a}/g;
286: $result =~ s/&(\#225|aacute);/\\\'{a}/g;
287: $result =~ s/&(\#226|acirc);/\\^{a}/g;
288: $result =~ s/&(\#227|atilde);/\\~{a}/g;
289: $result =~ s/&(\#228|auml);/\\\"{a}/g;
290: $result =~ s/&(\#229|aring);/{\\aa}/g;
291: $result =~ s/&(\#230|aelig);/{\\ae}/g;
292: $result =~ s/&(\#231|ccedil);/\\c{c}/g;
293: $result =~ s/&(\#232|egrave);/\\\`{e}/g;
294: $result =~ s/&(\#233|eacute);/\\\'{e}/g;
295: $result =~ s/&(\#234|ecirc);/\\^{e}/g;
296: $result =~ s/&(\#235|euml);/\\\"{e}/g;
297: $result =~ s/&(\#236|igrave);/\\\`{i}/g;
298: $result =~ s/&(\#237|iacute);/\\\'{i}/g;
299: $result =~ s/&(\#238|icirc);/\\^{i}/g;
300: $result =~ s/&(\#239|iuml);/\\\"{i}/g;
1.281 sakharuk 301: $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g;
1.116 sakharuk 302: $result =~ s/&(\#241|ntilde);/\\~{n}/g;
303: $result =~ s/&(\#242|ograve);/\\\`{o}/g;
304: $result =~ s/&(\#243|oacute);/\\\'{o}/g;
305: $result =~ s/&(\#244|ocirc);/\\^{o}/g;
306: $result =~ s/&(\#245|otilde);/\\~{o}/g;
307: $result =~ s/&(\#246|ouml);/\\\"{o}/g;
1.281 sakharuk 308: $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
1.116 sakharuk 309: $result =~ s/&(\#248|oslash);/{\\o}/g;
310: $result =~ s/&(\#249|ugrave);/\\\`{u}/g;
311: $result =~ s/&(\#250|uacute);/\\\'{u}/g;
312: $result =~ s/&(\#251|ucirc);/\\^{u}/g;
313: $result =~ s/&(\#252|uuml);/\\\"{u}/g;
314: $result =~ s/&(\#253|yacute);/\\\'{y}/g;
315: $result =~ s/&(\#255|yuml);/\\\"{y}/g;
1.281 sakharuk 316: $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
1.117 sakharuk 317: #Greek Alphabet
1.281 sakharuk 318: $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
319: $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
320: $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
321: $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g;
322: $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g;
323: $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g;
324: $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g;
325: $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g;
326: $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g;
327: $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g;
328: $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g;
329: $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g;
330: $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g;
331: $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g;
1.199 sakharuk 332: $result =~ s/&(omicron|\#959);/o/g;
1.281 sakharuk 333: $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g;
334: $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g;
335: $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g;
336: $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g;
337: $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g;
338: $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g;
339: $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g;
340: $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g;
341: $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g;
342: $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g;
343: $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g;
1.199 sakharuk 344: $result =~ s/&(Alpha|\#913);/A/g;
345: $result =~ s/&(Beta|\#914);/B/g;
1.281 sakharuk 346: $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g;
347: $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g;
1.199 sakharuk 348: $result =~ s/&(Epsilon|\#917);/E/g;
349: $result =~ s/&(Zeta|\#918);/Z/g;
350: $result =~ s/&(Eta|\#919);/H/g;
1.281 sakharuk 351: $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g;
1.199 sakharuk 352: $result =~ s/&(Iota|\#921);/I/g;
353: $result =~ s/&(Kappa|\#922);/K/g;
1.281 sakharuk 354: $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g;
1.199 sakharuk 355: $result =~ s/&(Mu|\#924);/M/g;
356: $result =~ s/&(Nu|\#925);/N/g;
1.281 sakharuk 357: $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g;
1.199 sakharuk 358: $result =~ s/&(Omicron|\#927);/O/g;
1.281 sakharuk 359: $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g;
1.199 sakharuk 360: $result =~ s/&(Rho|\#929);/P/g;
1.281 sakharuk 361: $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g;
1.199 sakharuk 362: $result =~ s/&(Tau|\#932);/T/g;
1.281 sakharuk 363: $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g;
364: $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g;
1.199 sakharuk 365: $result =~ s/&(Chi|\#935);/X/g;
1.281 sakharuk 366: $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
367: $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
1.199 sakharuk 368: #Arrows (extended HTML 4.01)
1.281 sakharuk 369: $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
370: $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
371: $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
372: $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g;
373: $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g;
374: $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g;
375: $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g;
376: $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
377: $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
378: $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
1.199 sakharuk 379: #Mathematical Operators (extended HTML 4.01)
1.281 sakharuk 380: $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
381: $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
382: $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
383: $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g;
384: $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g;
385: $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g;
386: $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g;
387: $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g;
388: $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g;
389: $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g;
390: $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g;
391: $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g;
392: $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g;
393: $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g;
394: $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g;
395: $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g;
396: $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g;
397: $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g;
398: $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g;
399: $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g;
400: $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g;
401: $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g;
402: $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g;
403: $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g;
404: $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g;
405: $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g;
406: $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g;
407: $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g;
408: $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g;
409: $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g;
410: $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g;
411: $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g;
412: $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g;
413: $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g;
414: $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
415: $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
416: $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
1.199 sakharuk 417: #Geometric Shapes (extended HTML 4.01)
1.281 sakharuk 418: $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
1.199 sakharuk 419: #Miscellaneous Symbols (extended HTML 4.01)
1.281 sakharuk 420: $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
421: $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
422: $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
423: $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g;
1.37 sakharuk 424: return $result;
425: }
1.41 sakharuk 426:
427:
1.327 albertel 428: #width, height, oddsidemargin, evensidemargin, topmargin
429: my %page_formats=
430: ('letter' => {
431: 'book' => {
1.349 albertel 432: '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm'],
433: '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm']
1.327 albertel 434: },
435: 'album' => {
1.338 albertel 436: '1' => [ '8.8 in', '6.8 in','-40 pt in', '-60 pt','1 cm'],
1.327 albertel 437: '2' => [ '4.4 in', '6.8 in','-0.5 in', '-1.5 in','3.5 in']
438: },
439: },
440: 'legal' => {
441: 'book' => {
442: '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'],
443: '2' => ['3.16 in','13 in','-0.57 in','-0.57 in','-0.5 in']
444: },
445: 'album' => {
446: '1' => [],
447: '2' => []
448: },
449: },
450: 'tabloid' => {
451: 'book' => {
452: '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'],
453: '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in']
454: },
455: 'album' => {
456: '1' => [],
457: '2' => []
458: },
459: },
460: 'executive' => {
461: 'book' => {
462: '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'],
463: '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in']
464: },
465: 'album' => {
466: '1' => [],
467: '2' => []
468: },
469: },
470: 'a2' => {
471: 'book' => {
472: '1' => [],
473: '2' => []
474: },
475: 'album' => {
476: '1' => [],
477: '2' => []
478: },
479: },
480: 'a3' => {
481: 'book' => {
482: '1' => [],
483: '2' => []
484: },
485: 'album' => {
486: '1' => [],
487: '2' => []
488: },
489: },
490: 'a4' => {
491: 'book' => {
492: '1' => ['176 mm','272 mm','-40 pt in','-60 pt','-0.5 in'],
493: '2' => [ '91 mm','272 mm','-40 pt in','-60 pt','-0.5 in']
494: },
495: 'album' => {
496: '1' => ['8.5 in','7.7 in','-40 pt in','-60 pt','0 in'],
497: '2' => ['3.9 in','7.7 in','-40 pt in','-60 pt','0 in']
498: },
499: },
500: 'a5' => {
501: 'book' => {
502: '1' => [],
503: '2' => []
504: },
505: 'album' => {
506: '1' => [],
507: '2' => []
508: },
509: },
510: 'a6' => {
511: 'book' => {
512: '1' => [],
513: '2' => []
514: },
515: 'album' => {
516: '1' => [],
517: '2' => []
518: },
519: },
520: );
521:
1.177 sakharuk 522: sub page_format {
1.140 sakharuk 523: #
1.326 sakharuk 524: #Supported paper format: "Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",
525: # "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
526: # "A2 [420x594 mm]", "A3 [297x420 mm]",
527: # "A4 [210x297 mm]", "A5 [148x210 mm]",
528: # "A6 [105x148 mm]"
1.140 sakharuk 529: #
530: my ($papersize,$layout,$numberofcolumns) = @_;
1.327 albertel 531: return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}};
1.140 sakharuk 532: }
1.76 sakharuk 533:
534:
1.126 albertel 535: sub get_name {
536: my ($uname,$udom)=@_;
537: if (!defined($uname)) { $uname=$ENV{'user.name'}; }
1.212 albertel 538: if (!defined($udom)) { $udom=$ENV{'user.domain'}; }
1.126 albertel 539: my $plainname=&Apache::loncommon::plainname($uname,$udom);
1.213 albertel 540: if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
541: $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
542: return $plainname;
1.126 albertel 543: }
544:
1.213 albertel 545: sub get_course {
546: my $courseidinfo;
547: if (defined($ENV{'request.course.id'})) {
548: $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'header');
549: }
550: return $courseidinfo;
551: }
1.177 sakharuk 552:
1.76 sakharuk 553: sub page_format_transformation {
1.312 sakharuk 554: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_;
1.202 sakharuk 555: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
1.312 sakharuk 556: if ($selectionmade eq '4') {
557: $assignment='Problems from the Whole Course';
558: } else {
559: $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
560: }
1.261 sakharuk 561: ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
1.126 albertel 562: my $name = &get_name();
1.213 albertel 563: my $courseidinfo = &get_course();
564: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1.319 sakharuk 565: my $topmargintoinsert = '';
566: if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
1.325 sakharuk 567: my $fancypagestatement='';
568: if ($numberofcolumns eq '2') {
569: $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";
570: } else {
571: $fancypagestatement="\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";
572: }
1.140 sakharuk 573: if ($layout eq 'album') {
1.340 foxr 574: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\n\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\n\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\n\\pagestyle{fancy}$fancypagestatement\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /;
1.140 sakharuk 575: } elsif ($layout eq 'book') {
576: if ($choice ne 'All class print') {
1.340 foxr 577: $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\n\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\n\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\\pagestyle{fancy}$fancypagestatement\\begin{document}\n\\voffset=-0\.8 cm\\setcounter{page}{1}\n/;
1.140 sakharuk 578: } else {
1.340 foxr 579: $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1} \\vskip 5 mm\n /;
1.319 sakharuk 580: }
1.326 sakharuk 581: if ($papersize eq 'a4') {
1.319 sakharuk 582: $text =~ s/(\\begin{document})/$1\\special{papersize=210mm,297mm}/;
1.140 sakharuk 583: }
584: }
1.214 sakharuk 585: if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
586: if ($indexlist eq 'yes') {
587: $text=~s/(\\begin{document})/\\makeindex $1/;
588: $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;
589: }
1.140 sakharuk 590: return $text;
591: }
592:
593:
1.33 sakharuk 594: sub page_cleanup {
595: my $result = shift;
1.65 sakharuk 596:
597: $result =~ m/\\end{document}(\d*)$/;
1.34 sakharuk 598: my $number_of_columns = $1;
1.33 sakharuk 599: my $insert = '{';
1.34 sakharuk 600: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1.33 sakharuk 601: $insert .= '}';
1.65 sakharuk 602: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
1.34 sakharuk 603: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
604: return $result,$number_of_columns;
1.7 sakharuk 605: }
1.5 sakharuk 606:
1.3 sakharuk 607:
1.60 sakharuk 608: sub details_for_menu {
1.335 albertel 609: my ($helper)=@_;
610: my $postdata=$ENV{'form.postdata'};
611: if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }
612: my $name_of_resource = &Apache::lonnet::gettitle($postdata);
613: my $symbolic = &Apache::lonnet::symbread($postdata);
1.233 www 614: my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
1.123 albertel 615: $map=&Apache::lonnet::clutter($map);
1.269 albertel 616: my $name_of_sequence = &Apache::lonnet::gettitle($map);
1.63 albertel 617: if ($name_of_sequence =~ /^\s*$/) {
1.123 albertel 618: $map =~ m|([^/]+)$|;
619: $name_of_sequence = $1;
1.63 albertel 620: }
1.269 albertel 621: my $name_of_map = &Apache::lonnet::gettitle($ENV{'request.course.uri'});
1.63 albertel 622: if ($name_of_map =~ /^\s*$/) {
1.123 albertel 623: $ENV{'request.course.uri'} =~ m|([^/]+)$|;
624: $name_of_map = $1;
625: }
1.335 albertel 626: return ($name_of_resource,$name_of_sequence,$name_of_map);
1.76 sakharuk 627: }
628:
629:
630: sub latex_corrections {
631:
1.316 sakharuk 632: my ($number_of_columns,$result,$selectionmade) = @_;
1.76 sakharuk 633:
1.185 sakharuk 634: # $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
1.76 sakharuk 635: $result =~ s/\$number_of_columns/$number_of_columns/g;
1.316 sakharuk 636: if ($selectionmade ne '1') {
637: $result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License $1/;
638: } else {
639: $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/;
640: }
1.91 sakharuk 641: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
642: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
1.76 sakharuk 643: #-- LaTeX corrections
644: my $first_comment = index($result,'<!--',0);
645: while ($first_comment != -1) {
646: my $end_comment = index($result,'-->',$first_comment);
647: substr($result,$first_comment,$end_comment-$first_comment+3) = '';
648: $first_comment = index($result,'<!--',$first_comment);
649: }
650: $result =~ s/^\s+$//gm; #remove empty lines
1.94 sakharuk 651: $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space
1.76 sakharuk 652: $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
653: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
654: $result =~ s/{\\par }\s*\\\\/\\\\/gm;
1.313 sakharuk 655: $result =~ s/\\\\\s+\[/ \[/g;
1.76 sakharuk 656: #conversion of html characters to LaTeX equivalents
657: if ($result =~ m/&(\w+|#\d+);/) {
658: $result = &character_chart($result);
659: }
660: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
661: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
662:
663: return $result;
1.60 sakharuk 664: }
665:
1.3 sakharuk 666:
1.214 sakharuk 667: sub index_table {
668: my $currentURL = shift;
669: my $insex_string='';
670: $currentURL=~s/\.([^\/+])$/\.$1\.meta/;
671: $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');
672: return $insex_string;
673: }
674:
675:
1.215 sakharuk 676: sub IndexCreation {
677: my ($texversion,$currentURL)=@_;
678: my @key_words=split(/,/,&index_table($currentURL));
679: my $chunk='';
680: my $st=index $texversion,'\addcontentsline{toc}{subsection}{';
681: if ($st>0) {
682: for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}
683: $chunk=substr($texversion,0,$st+1);
684: substr($texversion,0,$st+1)=' ';
685: }
686: foreach my $key_word (@key_words) {
687: if ($key_word=~/\S+/) {
688: $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;
689: }
690: }
691: if ($st>0) {substr($texversion,0,1)=$chunk;}
692: return $texversion;
693: }
694:
1.242 sakharuk 695: sub print_latex_header {
696: my $mode=shift;
697: my $output='\documentclass[letterpaper]{article}';
1.359 www 698: if (($mode eq 'batchmode') || (!$ENV{'request.role.adv'})) {
1.242 sakharuk 699: $output.='\batchmode';
700: }
1.340 foxr 701: $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'."\n".
702: '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'."\n".
1.344 foxr 703: '\usepackage[dvips]{graphicx}\usepackage{epsfig}'."\n".
704: '\usepackage{picins}\usepackage{calc}'."\n".
1.340 foxr 705: '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'."\n".
706: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'."\n".
707: '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'."\n".
708: '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'."\n".
709: '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
710: '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'."\n".
711: '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'."\n".
712: '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'."\n".
713: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'."\n".
714: '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'."\n".
715: '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'."\n".
716: '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
717: '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}'."\n";
1.242 sakharuk 718: return $output;
719: }
720:
721: sub path_to_problem {
1.328 albertel 722: my ($urlp,$colwidth)=@_;
1.242 sakharuk 723: my $newurlp = '';
1.328 albertel 724: $colwidth=~s/\s*mm\s*$//;
725: #characters average about 2 mm in width
1.360 albertel 726: if (length($urlp)*2 > $colwidth) {
1.328 albertel 727: my @elements = split '/',$urlp;
728: my $curlength=0;
729: foreach my $element (@elements) {
730: if ($curlength+(length($element)*2) > $colwidth) {
731: $newurlp .= '|\vskip -1 mm \noindent \verb|';
732: $curlength=0;
733: } else {
734: $curlength+=length($element)*2;
1.242 sakharuk 735: }
1.328 albertel 736: $newurlp.='/'.$element;
1.242 sakharuk 737: }
1.253 sakharuk 738: } else {
739: $newurlp=$urlp;
1.242 sakharuk 740: }
741: return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
742: }
1.215 sakharuk 743:
1.275 sakharuk 744: sub recalcto_mm {
745: my $textwidth=shift;
746: my $LaTeXwidth;
1.339 albertel 747: if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) {
1.275 sakharuk 748: $LaTeXwidth = $1*10;
1.339 albertel 749: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) {
1.275 sakharuk 750: $LaTeXwidth = $1;
1.339 albertel 751: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) {
1.275 sakharuk 752: $LaTeXwidth = $1*25.4;
753: }
754: $LaTeXwidth.=' mm';
755: return $LaTeXwidth;
756: }
757:
1.285 albertel 758: sub get_textwidth {
759: my ($helper,$LaTeXwidth)=@_;
1.286 albertel 760: my $textwidth=$LaTeXwidth;
1.285 albertel 761: if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
762: $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
1.286 albertel 763: $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
764: $helper->{'VARS'}->{'pagesize.widthunit'});
1.285 albertel 765: }
1.286 albertel 766: return $textwidth;
1.285 albertel 767: }
768:
1.296 sakharuk 769:
770: sub unsupported {
1.307 sakharuk 771: my ($currentURL,$mode)=@_;
772: if ($mode ne '') {$mode='\\'.$mode}
1.308 sakharuk 773: my $result.= &print_latex_header($mode);
1.301 sakharuk 774: if ($currentURL=~/\/ext\//) {
1.296 sakharuk 775: $result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' ';
776: } else {
777: $result.=$currentURL;
778: }
1.297 sakharuk 779: $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
1.296 sakharuk 780: return $result;
781: }
782:
783:
1.363 foxr 784: #
785: # Retrieve the hash of page breaks.
786: #
787: # Inputs:
788: # helper - reference to helper object.
789: # Outputs
790: # A reference to a page break hash.
791: #
792: #
793:
794: sub get_page_breaks {
795: my ($helper) = @_;
796: my %page_breaks;
797:
798: foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {
799: $page_breaks{$break} = 1;
800: }
801:
1.364 albertel 802: return %page_breaks;
1.363 foxr 803: }
804:
1.177 sakharuk 805: sub output_data {
1.184 sakharuk 806: my ($r,$helper,$rparmhash) = @_;
807: my %parmhash = %$rparmhash;
1.361 albertel 808: my $html=&Apache::lonxml::xmlbegin();
1.187 www 809: my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
1.140 sakharuk 810: $r->print(<<ENDPART);
1.361 albertel 811: $html
812: <head>
813: <script type="text/javascript" language="Javascript">
1.264 sakharuk 814: var editbrowser;
815: function openbrowser(formname,elementname,only,omit) {
816: var url = '/res/?';
817: if (editbrowser == null) {
818: url += 'launch=1&';
819: }
820: url += 'catalogmode=interactive&';
821: url += 'mode=parmset&';
822: url += 'form=' + formname + '&';
823: if (only != null) {
824: url += 'only=' + only + '&';
825: }
826: if (omit != null) {
827: url += 'omit=' + omit + '&';
828: }
829: url += 'element=' + elementname + '';
830: var title = 'Browser';
831: var options = 'scrollbars=1,resizable=1,menubar=0';
832: options += ',width=700,height=600';
833: editbrowser = open(url,title,options,'1');
834: editbrowser.focus();
835: }
836: </script>
1.140 sakharuk 837: <title>LON-CAPA output for printing</title>
838: </head>
1.187 www 839: $bodytag
840: Please stand by while processing your print request, this may take some time ...
1.140 sakharuk 841: ENDPART
842:
1.363 foxr 843:
844: # fetch the pagebreaks and store them in the course environment
845: # The page breaks will be pulled into the hash %page_breaks which is
846: # indexed by symb and contains 1's for each break.
847:
1.366 foxr 848: $ENV{'form.pagebreaks'} = $helper->{'VARS'}->{'FINISHPAGE'};
849: $ENV{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'};
1.363 foxr 850: &Apache::loncommon::store_course_settings('print',
1.366 foxr 851: {'pagebreaks' => 'scalar',
852: 'lastprinttype' => 'scalar'});
1.363 foxr 853:
1.364 albertel 854: my %page_breaks = &get_page_breaks($helper);
1.363 foxr 855:
1.140 sakharuk 856: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
857: my ($result,$selectionmade) = ('','');
858: my $number_of_columns = 1; #used only for pages to determine the width of the cell
859: my @temporary_array=split /\|/,$format_from_helper;
860: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
861: if ($laystyle eq 'L') {
862: $laystyle='album';
863: } else {
864: $laystyle='book';
865: }
1.177 sakharuk 866: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
1.140 sakharuk 867: my $assignment = $ENV{'form.assignment'};
1.275 sakharuk 868: my $LaTeXwidth=&recalcto_mm($textwidth);
1.272 sakharuk 869: my @print_array=();
1.274 sakharuk 870: my @student_names=();
1.360 albertel 871:
872: # Common settings for the %form has:
873: # In some cases these settings get overriddent by specific cases, but the
874: # settings are common enough to make it worthwhile factoring them out
875: # here.
876: #
877: my %form;
878: $form{'grade_target'} = 'tex';
879: $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth);
1.153 sakharuk 880:
1.140 sakharuk 881: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
1.143 sakharuk 882: #-- single document - problem, page, html, xml, ...
1.343 albertel 883: my ($currentURL,$cleanURL);
1.162 sakharuk 884: if ($helper->{'VARS'}->{'construction'} ne '1') {
1.185 sakharuk 885: #prints published resource
1.153 sakharuk 886: $currentURL=$helper->{'VARS'}->{'postdata'};
1.343 albertel 887: $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
1.143 sakharuk 888: } else {
1.185 sakharuk 889: #prints resource from the construction space
1.240 albertel 890: $currentURL='/'.$helper->{'VARS'}->{'filename'};
1.206 sakharuk 891: if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
1.343 albertel 892: $cleanURL=$currentURL;
1.143 sakharuk 893: }
1.140 sakharuk 894: $selectionmade = 1;
1.343 albertel 895: if ($cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.169 albertel 896: my $rndseed=time;
1.242 sakharuk 897: my $texversion='';
898: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
899: my %moreenv;
1.343 albertel 900: $moreenv{'request.filename'}=$cleanURL;
1.265 sakharuk 901: if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
902: $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};
903: my $dom = $ENV{'user.domain'};
904: my $user = $ENV{'user.name'};
905: my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);
906: }
1.290 sakharuk 907: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
1.242 sakharuk 908: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 909: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.242 sakharuk 910: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309 sakharuk 911: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
912: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
1.242 sakharuk 913: if ($helper->{'VARS'}->{'curseed'}) {
914: $rndseed=$helper->{'VARS'}->{'curseed'};
915: }
916: $form{'rndseed'}=$rndseed;
917: &Apache::lonnet::appenv(%moreenv);
918: &Apache::lonnet::delenv('form.counter');
919: &Apache::lonxml::init_counter();
1.275 sakharuk 920: $texversion.=&Apache::lonnet::ssi($currentURL,%form);
1.242 sakharuk 921: &Apache::lonnet::delenv('form.counter');
922: &Apache::lonnet::delenv('request.filename');
1.230 albertel 923: }
1.242 sakharuk 924: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
925: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.353 foxr 926: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.166 albertel 927: $form{'grade_target'}='answer';
1.167 albertel 928: $form{'answer_output_mode'}='tex';
1.169 albertel 929: $form{'rndseed'}=$rndseed;
1.166 albertel 930: my $answer=&Apache::lonnet::ssi($currentURL,%form);
1.242 sakharuk 931: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
932: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
933: } else {
934: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.245 sakharuk 935: if ($helper->{'VARS'}->{'construction'} ne '1') {
936: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
1.343 albertel 937: $texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
1.245 sakharuk 938: } else {
939: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1.343 albertel 940: my $URLpath=$cleanURL;
1.245 sakharuk 941: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
942: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
943: }
1.242 sakharuk 944: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
945: }
1.163 sakharuk 946: }
1.214 sakharuk 947: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1.215 sakharuk 948: $texversion=&IndexCreation($texversion,$currentURL);
1.214 sakharuk 949: }
1.219 sakharuk 950: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
951: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
952:
953: }
1.162 sakharuk 954: $result .= $texversion;
955: if ($currentURL=~m/\.page\s*$/) {
956: ($result,$number_of_columns) = &page_cleanup($result);
957: }
1.227 sakharuk 958: } elsif ($currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {
959: #printing content of sequence from the construction space
960: my $flag_latex_header_remove = 'NO';
961: my $rndseed=time;
1.231 albertel 962: if ($helper->{'VARS'}->{'curseed'}) {
963: $rndseed=$helper->{'VARS'}->{'curseed'};
964: }
1.227 sakharuk 965: $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
966: my $errtext=&Apache::lonratedt::mapread($currentURL);
967: for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) {
968: $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/;
969: my $urlp=$2;
970: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
1.245 sakharuk 971: my $texversion='';
972: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
973: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 974: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.245 sakharuk 975: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
976: $form{'rndseed'}=$rndseed;
977: $texversion=&Apache::lonnet::ssi($urlp,%form);
978: }
1.249 sakharuk 979: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
980: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&
981: ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
1.227 sakharuk 982: $form{'grade_target'}='answer';
983: $form{'answer_output_mode'}='tex';
984: $form{'rndseed'}=$rndseed;
1.353 foxr 985: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.232 sakharuk 986: if ($urlp=~/\/res\//) {$ENV{'request.state'}='published';}
1.227 sakharuk 987: my $answer=&Apache::lonnet::ssi($urlp,%form);
1.245 sakharuk 988: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
989: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
990: } else {
991: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
992: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
993: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
994: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
995: }
1.227 sakharuk 996: }
997: if ($flag_latex_header_remove ne 'NO') {
998: $texversion = &latex_header_footer_remove($texversion);
999: } else {
1000: $texversion =~ s/\\end{document}//;
1001: }
1002: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1003: $texversion=&IndexCreation($texversion,$urlp);
1004: }
1.232 sakharuk 1005: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URpL'} eq 'yes') {
1.227 sakharuk 1006: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1007: }
1008: $result.=$texversion;
1009: $flag_latex_header_remove = 'YES';
1010: } elsif ($urlp=~/\.(sequence|page)$/) {
1.229 sakharuk 1011: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
1.227 sakharuk 1012: }
1013: }
1.228 sakharuk 1014: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
1.227 sakharuk 1015: $result .= '\end{document}';
1.343 albertel 1016: } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1.258 sakharuk 1017: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.298 sakharuk 1018: if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
1.258 sakharuk 1019: my $texversion=&Apache::lonnet::ssi($currentURL,%form);
1020: $result .= $texversion;
1.162 sakharuk 1021: } else {
1.307 sakharuk 1022: $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'});
1.162 sakharuk 1023: }
1.354 foxr 1024: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
1.142 sakharuk 1025: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
1.354 foxr 1026: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or
1027: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') or # BUGBUG
1.252 sakharuk 1028: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) {
1.141 sakharuk 1029: #-- produce an output string
1.296 sakharuk 1030: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
1031: $selectionmade = 2;
1032: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
1033: $selectionmade = 3;
1034: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
1035: $selectionmade = 4;
1.354 foxr 1036: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') { #BUGBUG
1037: $selectionmade = 4;
1.296 sakharuk 1038: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {
1039: $selectionmade = 7;
1040: }
1.193 sakharuk 1041: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 1042: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.203 sakharuk 1043: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309 sakharuk 1044: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1045: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
1.141 sakharuk 1046: my $flag_latex_header_remove = 'NO';
1047: my $flag_page_in_sequence = 'NO';
1048: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.193 sakharuk 1049: my $prevassignment='';
1.270 sakharuk 1050: &Apache::lonnet::delenv('form.counter');
1.201 sakharuk 1051: &Apache::lonxml::init_counter();
1.141 sakharuk 1052: for (my $i=0;$i<=$#master_seq;$i++) {
1.350 foxr 1053:
1054: # Note due to document structure, not allowed to put \newpage
1055: # prior to the first resource
1056:
1.351 foxr 1057: if (defined $page_breaks{$master_seq[$i]}) {
1.350 foxr 1058: if($i != 0) {
1059: $result.="\\newpage\n";
1060: }
1061: }
1.236 albertel 1062: my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
1.237 albertel 1063: $urlp=&Apache::lonnet::clutter($urlp);
1.166 albertel 1064: $form{'symb'}=$master_seq[$i];
1.236 albertel 1065: my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);
1066: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem
1.267 sakharuk 1067: if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
1.247 sakharuk 1068: if ($i==0) {$prevassignment=$assignment;}
1.297 sakharuk 1069: my $texversion='';
1.296 sakharuk 1070: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.297 sakharuk 1071: $texversion.=&Apache::lonnet::ssi($urlp,%form);
1.296 sakharuk 1072: if ($urlp=~/\.page$/) {
1073: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
1074: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
1075: $texversion =~ s/\\end{document}\d*/\\end{document}/;
1076: $flag_page_in_sequence = 'YES';
1077: }
1078: my $lonidsdir=$r->dir_config('lonIDsDir');
1079: my $envfile=$ENV{'user.environment'};
1080: $envfile=~/\/([^\/]+)\.id$/;
1081: $envfile=$1;
1082: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1083: my $current_counter=$ENV{'form.counter'};
1084: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1085: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1086: $form{'grade_target'}='answer';
1087: $form{'answer_output_mode'}='tex';
1088: my $answer=&Apache::lonnet::ssi($urlp,%form);
1089: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1090: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1091: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1.249 sakharuk 1092: } else {
1.307 sakharuk 1093: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
1.296 sakharuk 1094: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1095: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm ';
1096: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1097: $texversion.='\vskip 1 mm '.$answer;
1098: } else {
1099: $texversion='';
1100: }
1.249 sakharuk 1101: }
1.246 sakharuk 1102: }
1.296 sakharuk 1103: if ($flag_latex_header_remove ne 'NO') {
1104: $texversion = &latex_header_footer_remove($texversion);
1105: } else {
1106: $texversion =~ s/\\end{document}//;
1107: }
1108: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1109: $texversion=&IndexCreation($texversion,$urlp);
1110: }
1111: if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
1112: my $name = &get_name();
1113: my $courseidinfo = &get_course();
1114: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1115: $prevassignment=$assignment;
1.334 albertel 1116: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';
1.296 sakharuk 1117: }
1118: $result .= $texversion;
1119: $flag_latex_header_remove = 'YES';
1.301 sakharuk 1120: } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1121: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1122: if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
1123: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1124: if ($flag_latex_header_remove ne 'NO') {
1125: $texversion = &latex_header_footer_remove($texversion);
1126: } else {
1127: $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
1128: }
1129: $result .= $texversion;
1130: $flag_latex_header_remove = 'YES';
1.141 sakharuk 1131: } else {
1.307 sakharuk 1132: $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'});
1.297 sakharuk 1133: if ($flag_latex_header_remove ne 'NO') {
1134: $texversion = &latex_header_footer_remove($texversion);
1135: } else {
1136: $texversion =~ s/\\end{document}//;
1137: }
1138: $result .= $texversion;
1139: $flag_latex_header_remove = 'YES';
1.296 sakharuk 1140: }
1.331 albertel 1141: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.141 sakharuk 1142: }
1143: &Apache::lonnet::delenv('form.counter');
1.344 foxr 1144: if ($flag_page_in_sequence eq 'YES') {
1145: $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
1146: }
1.141 sakharuk 1147: $result .= '\end{document}';
1.284 albertel 1148: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||
1149: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){
1.353 foxr 1150:
1151:
1.150 sakharuk 1152: #-- prints assignments for whole class or for selected students
1.284 albertel 1153: my $type;
1.254 sakharuk 1154: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
1155: $selectionmade=5;
1.284 albertel 1156: $type='problems';
1.254 sakharuk 1157: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {
1158: $selectionmade=8;
1.284 albertel 1159: $type='resources';
1.254 sakharuk 1160: }
1.150 sakharuk 1161: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
1.341 foxr 1162: # The normal sort order is by section then by students within the
1163: # section. If the helper var student_sort is 1, then the user has elected
1164: # to override this and output the students by name.
1165: # Each element of the students array is of the form:
1166: # username:domain:section:last, first:status
1167: #
1168: #
1169: if ($helper->{'VARS'}->{'student_sort'} eq 1) {
1170: @students = sort compare_names @students;
1171: }
1.278 albertel 1172: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
1173: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
1174: $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
1175: }
1.150 sakharuk 1176: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.350 foxr 1177:
1.150 sakharuk 1178: #loop over students
1179: my $flag_latex_header_remove = 'NO';
1180: my %moreenv;
1.330 sakharuk 1181: $moreenv{'instructor_comments'}='hide';
1.285 albertel 1182: $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1.309 sakharuk 1183: $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1.353 foxr 1184: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1.309 sakharuk 1185: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}
1.318 albertel 1186: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
1.272 sakharuk 1187: my $student_counter=-1;
1.150 sakharuk 1188: foreach my $person (@students) {
1.350 foxr 1189:
1.311 sakharuk 1190: my $duefile="/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.due";
1191: if (-e $duefile) {
1192: my $temp_file = Apache::File->new('>>'.$duefile);
1193: print $temp_file "1969\n";
1194: }
1.272 sakharuk 1195: $student_counter++;
1.284 albertel 1196: my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
1.353 foxr 1197: my ($output,$fullname)=&print_resources($r,$helper,
1198: $person,$type,
1199: \%moreenv,\@master_seq,
1.360 albertel 1200: $flag_latex_header_remove,
1201: $LaTeXwidth);
1.284 albertel 1202: $print_array[$i].=$output;
1203: $student_names[$i].=$person.':'.$fullname.'_END_';
1204: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
1205: $flag_latex_header_remove = 'YES';
1.331 albertel 1206: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284 albertel 1207: }
1208: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1209: $result .= $print_array[0].' \end{document}';
1210: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') ||
1211: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) {
1.292 albertel 1212: my $cdom =$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
1213: my $cnum =$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
1.288 albertel 1214: my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
1215: my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
1.292 albertel 1216: my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
1.288 albertel 1217: my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
1.353 foxr 1218: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1.288 albertel 1219: my $seed=time+($$<<16)+($$);
1.292 albertel 1220: my @allcodes;
1221: if ($old_name) {
1222: my %result=&Apache::lonnet::get('CODEs',[$old_name],$cdom,$cnum);
1223: @allcodes=split(',',$result{$old_name});
1.336 albertel 1224: $num_todo=scalar(@allcodes);
1.292 albertel 1225: } else {
1226: my %allcodes;
1.299 albertel 1227: srand($seed);
1.292 albertel 1228: for (my $i=0;$i<$num_todo;$i++) {
1229: $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,'6');
1230: }
1231: if ($code_name) {
1232: &Apache::lonnet::put('CODEs',
1233: {$code_name =>join(',',keys(%allcodes))},
1234: $cdom,$cnum);
1235: }
1236: @allcodes=keys(%allcodes);
1237: }
1.336 albertel 1238: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1239: my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});
1240: my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
1241: if ($number_per_page eq '0' || $number_per_page eq 'all') {
1242: $number_per_page=$num_todo;
1243: }
1244: my $flag_latex_header_remove = 'NO';
1245: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
1.295 albertel 1246: my $count=0;
1.292 albertel 1247: foreach my $code (sort(@allcodes)) {
1.295 albertel 1248: my $file_num=int($count/$number_per_page);
1.292 albertel 1249: $moreenv{'CODE'}=&num_to_letters($code);
1.288 albertel 1250: my ($output,$fullname)=
1251: &print_resources($r,$helper,'anonymous',$type,\%moreenv,
1.360 albertel 1252: \@master_seq,$flag_latex_header_remove,
1253: $LaTeXwidth);
1.295 albertel 1254: $print_array[$file_num].=$output;
1.288 albertel 1255: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
1256: &mt('last assignment').' '.$fullname);
1257: $flag_latex_header_remove = 'YES';
1.295 albertel 1258: $count++;
1.331 albertel 1259: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.288 albertel 1260: }
1261: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1262: $result .= $print_array[0].' \end{document}';
1263: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {
1.151 sakharuk 1264: #prints selected problems from the subdirectory
1265: $selectionmade = 6;
1266: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1.154 sakharuk 1267: @list_of_files=sort @list_of_files;
1.175 sakharuk 1268: my $flag_latex_header_remove = 'NO';
1269: my $rndseed=time;
1.230 albertel 1270: if ($helper->{'VARS'}->{'curseed'}) {
1271: $rndseed=$helper->{'VARS'}->{'curseed'};
1272: }
1.151 sakharuk 1273: for (my $i=0;$i<=$#list_of_files;$i++) {
1.152 sakharuk 1274: my $urlp = $list_of_files[$i];
1.253 sakharuk 1275: $urlp=~s|//|/|;
1.152 sakharuk 1276: if ($urlp=~/\//) {
1.353 foxr 1277: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.175 sakharuk 1278: $form{'rndseed'}=$rndseed;
1.152 sakharuk 1279: if ($urlp =~ m|/home/([^/]+)/public_html|) {
1280: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
1281: } else {
1.302 sakharuk 1282: $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
1.152 sakharuk 1283: }
1.166 albertel 1284: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1.251 sakharuk 1285: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1.253 sakharuk 1286: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.174 sakharuk 1287: $form{'grade_target'}='answer';
1288: $form{'answer_output_mode'}='tex';
1.203 sakharuk 1289: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.174 sakharuk 1290: $form{'rndseed'}=$rndseed;
1291: my $answer=&Apache::lonnet::ssi($urlp,%form);
1.251 sakharuk 1292: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1293: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1294: } else {
1.253 sakharuk 1295: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1296: if ($helper->{'VARS'}->{'construction'} ne '1') {
1297: $texversion.='\vskip 0 mm \noindent ';
1298: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1299: } else {
1300: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1301: my $URLpath=$urlp;
1302: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
1303: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
1304: }
1305: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1.251 sakharuk 1306: }
1.174 sakharuk 1307: }
1.151 sakharuk 1308: #this chunck is responsible for printing the path to problem
1.253 sakharuk 1309: my $newurlp=$urlp;
1310: if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
1311: $newurlp=&path_to_problem($newurlp,$LaTeXwidth);
1.242 sakharuk 1312: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
1.152 sakharuk 1313: if ($flag_latex_header_remove ne 'NO') {
1314: $texversion = &latex_header_footer_remove($texversion);
1315: } else {
1316: $texversion =~ s/\\end{document}//;
1.216 sakharuk 1317: }
1318: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1319: $texversion=&IndexCreation($texversion,$urlp);
1.152 sakharuk 1320: }
1.219 sakharuk 1321: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
1322: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1323:
1324: }
1.152 sakharuk 1325: $result .= $texversion;
1326: }
1327: $flag_latex_header_remove = 'YES';
1.151 sakharuk 1328: }
1.175 sakharuk 1329: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1.152 sakharuk 1330: $result .= '\end{document}';
1.140 sakharuk 1331: }
1332: #-------------------------------------------------------- corrections for the different page formats
1.312 sakharuk 1333: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);
1.316 sakharuk 1334: $result = &latex_corrections($number_of_columns,$result,$selectionmade);
1335: for (my $i=1;$i<=$#print_array;$i++) {$print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i],$selectionmade);}
1.190 sakharuk 1336: #changes page's parameters for the one column output
1.195 sakharuk 1337: if ($numberofcolumns == 1) {
1.339 albertel 1338: $result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
1339: $result =~ s/\\textheight\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
1340: $result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1341: $result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1.195 sakharuk 1342: }
1.367 ! foxr 1343:
1.140 sakharuk 1344: #-- writing .tex file in prtspool
1345: my $temp_file;
1.277 albertel 1346: my $identifier = &Apache::loncommon::get_cgi_id();
1347: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".$identifier.".tex";
1348: if (!($#print_array>0)) {
1349: unless ($temp_file = Apache::File->new('>'.$filename)) {
1350: $r->log_error("Couldn't open $filename for output $!");
1351: return SERVER_ERROR;
1352: }
1353: print $temp_file $result;
1354: my $begin=index($result,'\begin{document}',0);
1355: my $inc=substr($result,0,$begin+16);
1356: } else {
1357: my $begin=index($result,'\begin{document}',0);
1358: my $inc=substr($result,0,$begin+16);
1359: for (my $i=0;$i<=$#print_array;$i++) {
1360: if ($i==0) {
1361: $print_array[$i]=$result;
1362: } else {
1363: my $anobegin=index($print_array[$i],'\setcounter{page}',0);
1364: substr($print_array[$i],0,$anobegin)='';
1365: $print_array[$i]=$inc.$print_array[$i].'\end{document}';
1366: }
1.272 sakharuk 1367: my $temp_file;
1.273 sakharuk 1368: my $newfilename=$filename;
1.277 albertel 1369: my $num=$i+1;
1370: $newfilename =~s/\.tex$/_$num\.tex/;
1.272 sakharuk 1371: unless ($temp_file = Apache::File->new('>'.$newfilename)) {
1372: $r->log_error("Couldn't open $newfilename for output $!");
1373: return SERVER_ERROR;
1374: }
1375: print $temp_file $print_array[$i];
1376: }
1377: }
1.274 sakharuk 1378: my $student_names='';
1379: if ($#print_array>0) {
1380: for (my $i=0;$i<=$#print_array;$i++) {
1381: $student_names.=$student_names[$i].'_ENDPERSON_';
1382: }
1.277 albertel 1383: } else {
1.278 albertel 1384: if ($#student_names>-1) {
1385: $student_names=$student_names[0].'_ENDPERSON_';
1386: } else {
1387: my $fullname = &get_name($ENV{'user.name'},$ENV{'user.domain'});
1388: $student_names=join(':',$ENV{'user.name'},$ENV{'user.domain'},
1389: $ENV{'request.course.sec'},$fullname).
1390: '_ENDPERSON_'.'_END_';
1391: }
1.274 sakharuk 1392: }
1393:
1.276 sakharuk 1394: my $URLback=''; #link to original document
1395: if ($helper->{'VARS'}->{'construction'} ne '1') {
1396: #prints published resource
1.342 albertel 1397: $URLback=&Apache::lonnet::escape('/adm/flip?postdata=return:');
1.276 sakharuk 1398: } else {
1399: #prints resource from the construction space
1400: $URLback='/'.$helper->{'VARS'}->{'filename'};
1.279 albertel 1401: if ($URLback=~/([^?]+)/) {
1402: $URLback=$1;
1403: $URLback=~s|^/~|/priv/|;
1404: }
1.276 sakharuk 1405: }
1.256 sakharuk 1406:
1.257 sakharuk 1407: &Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename,
1408: 'cgi.'.$identifier.'.layout' => $laystyle,
1409: 'cgi.'.$identifier.'.numcol' => $numberofcolumns,
1.303 sakharuk 1410: 'cgi.'.$identifier.'.paper' => $papersize,
1.257 sakharuk 1411: 'cgi.'.$identifier.'.selection' => $selectionmade,
1412: 'cgi.'.$identifier.'tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
1413: 'cgi.'.$identifier.'tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
1.272 sakharuk 1414: 'cgi.'.$identifier.'role' => $ENV{'request.role.adv'},
1.274 sakharuk 1415: 'cgi.'.$identifier.'numberoffiles' => $#print_array,
1.276 sakharuk 1416: 'cgi.'.$identifier.'studentnames' => $student_names,
1417: 'cgi.'.$identifier.'backref' => $URLback,);
1.256 sakharuk 1418:
1.140 sakharuk 1419: $r->print(<<FINALEND);
1.317 albertel 1420: <br />
1.288 albertel 1421: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
1.317 albertel 1422: <a href="/cgi-bin/printout.pl?$identifier">Continue</a>
1.140 sakharuk 1423: </body>
1424: </html>
1425: FINALEND
1426: }
1427:
1.288 albertel 1428: sub num_to_letters {
1429: my ($num) = @_;
1430: my @nums= split('',$num);
1431: my @num_to_let=('A'..'Z');
1432: my $word;
1433: foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
1434: return $word;
1435: }
1436:
1437: sub get_CODE {
1438: my ($all_codes,$num,$seed,$size)=@_;
1439: my $max='1'.'0'x$size;
1440: my $newcode;
1441: while(1) {
1.293 albertel 1442: $newcode=sprintf("%06d",int(rand($max)));
1.288 albertel 1443: if (!exists($$all_codes{$newcode})) {
1444: $$all_codes{$newcode}=1;
1445: return &num_to_letters($newcode);
1446: }
1447: }
1448: }
1.140 sakharuk 1449:
1.284 albertel 1450: sub print_resources {
1.360 albertel 1451: my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,
1452: $LaTeXwidth)=@_;
1.284 albertel 1453: my $current_output = '';
1454: my ($username,$userdomain,$usersection) = split /:/,$person;
1455: my $fullname = &get_name($username,$userdomain);
1.323 sakharuk 1456: my $namepostfix;
1.288 albertel 1457: if ($person =~ 'anon') {
1.323 sakharuk 1458: $namepostfix="\\\\Name: ";
1.288 albertel 1459: $fullname = "CODE - ".$moreenv->{'CODE'};
1460: }
1.350 foxr 1461: my $i = 0;
1.284 albertel 1462: #goes through all resources, checks if they are available for
1463: #current student, and produces output
1464: &Apache::lonnet::delenv('form.counter');
1465: &Apache::lonxml::init_counter();
1.363 foxr 1466:
1.364 albertel 1467: my %page_breaks = &get_page_breaks($helper);
1.363 foxr 1468:
1.284 albertel 1469: foreach my $curresline (@{$master_seq}) {
1.351 foxr 1470: if (defined $page_breaks{$curresline}) {
1.350 foxr 1471: if($i != 0) {
1472: $current_output.= "\\newpage\n";
1473: }
1474: }
1475: $i++;
1.284 albertel 1476: if ( !($type eq 'problems' &&
1477: ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {
1478: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
1479: if (&Apache::lonnet::allowed('bre',$res_url)) {
1.305 sakharuk 1480: if ($res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1481: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);
1482: my $lonidsdir=$r->dir_config('lonIDsDir');
1483: my $envfile=$ENV{'user.environment'};
1484: $envfile=~/\/([^\/]+)\.id$/;
1485: $envfile=$1;
1486: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1487: my $current_counter=$ENV{'form.counter'};
1488: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1489: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.332 albertel 1490: $moreenv->{'answer_output_mode'}='tex';
1491: $moreenv->{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1492: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%{$moreenv});
1.305 sakharuk 1493: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1494: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1495: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
1496: } else {
1497: $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1498: $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
1499: $rendered.=&path_to_problem ($curresline,$LaTeXwidth);
1500: $rendered.='\vskip 1 mm '.$ansrendered;
1501: }
1502: }
1503: if ($remove_latex_header eq 'YES') {
1504: $rendered = &latex_header_footer_remove($rendered);
1505: } else {
1506: $rendered =~ s/\\end{document}//;
1507: }
1508: $current_output .= $rendered;
1509: } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1510: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);
1511: my $lonidsdir=$r->dir_config('lonIDsDir');
1512: my $envfile=$ENV{'user.environment'};
1513: $envfile=~/\/([^\/]+)\.id$/;
1514: $envfile=$1;
1515: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1516: my $current_counter=$ENV{'form.counter'};
1517: if ($remove_latex_header eq 'YES') {
1518: $rendered = &latex_header_footer_remove($rendered);
1.284 albertel 1519: } else {
1.305 sakharuk 1520: $rendered =~ s/\\end{document}//;
1.284 albertel 1521: }
1.305 sakharuk 1522: $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
1.284 albertel 1523: } else {
1.307 sakharuk 1524: my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'});
1.305 sakharuk 1525: if ($remove_latex_header ne 'NO') {
1526: $rendered = &latex_header_footer_remove($rendered);
1527: } else {
1528: $rendered =~ s/\\end{document}//;
1529: }
1530: $current_output .= $rendered;
1.284 albertel 1531: }
1532: }
1533: $remove_latex_header = 'YES';
1534: }
1.331 albertel 1535: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284 albertel 1536: }
1537: my $courseidinfo = &get_course();
1538: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1539: if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}
1540: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
1541: if ($current_output=~/\\documentclass/) {
1.334 albertel 1542: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;
1.284 albertel 1543: } else {
1544: my $blankpages = '';
1545: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}
1.334 albertel 1546: $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\vspace*{-2 mm}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blankpages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}'.$namepostfix.'}} \vskip 5 mm '.$current_output;
1.284 albertel 1547: }
1548: return ($current_output,$fullname);
1549:
1550: }
1.140 sakharuk 1551:
1.3 sakharuk 1552: sub handler {
1553:
1554: my $r = shift;
1.131 bowersj2 1555: my $helper;
1.114 bowersj2 1556:
1.150 sakharuk 1557: # my $loaderror=&Apache::lonnet::overloaderror($r);
1558: # if ($loaderror) { return $loaderror; }
1559: # $loaderror=
1560: # &Apache::lonnet::overloaderror($r,
1561: # $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
1562: # if ($loaderror) { return $loaderror; }
1.67 www 1563:
1.177 sakharuk 1564: my $result = printHelper($r);
1565: if (!ref($result)) {
1566: return $result;
1.60 sakharuk 1567: }
1.177 sakharuk 1568: $helper = $result;
1569:
1570: # my $key;
1571: # foreach $key (keys %{$helper->{'VARS'}}) {
1572: # $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
1573: # }
1.264 sakharuk 1574: # foreach $key (keys %ENV) {
1575: # $r->print(' '.$key.'->'.$ENV{$key}.'<-<br />');
1576: # }
1.177 sakharuk 1577: # return OK;
1.184 sakharuk 1578:
1579: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
1.353 foxr 1580:
1.207 sakharuk 1581: # my $key;
1.200 sakharuk 1582: # foreach $key (keys %parmhash) {
1583: # $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />');
1584: # }
1.353 foxr 1585: #
1.350 foxr 1586:
1587:
1.367 ! foxr 1588: # If a figure conversion queue file exists for this user.domain
! 1589: # we delete it since it can only be bad (if it were good, printout.pl
! 1590: # would have deleted it the last time around.
! 1591:
! 1592: my $conversion_queuefile = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";
! 1593: if(-e $conversion_queuefile) {
! 1594: unlink $conversion_queuefile;
! 1595: }
1.184 sakharuk 1596: &output_data($r,$helper,\%parmhash);
1.2 sakharuk 1597: return OK;
1.60 sakharuk 1598: }
1.2 sakharuk 1599:
1.131 bowersj2 1600: use Apache::lonhelper;
1.130 sakharuk 1601:
1.223 bowersj2 1602: sub addMessage {
1603: my $text = shift;
1604: my $paramHash = Apache::lonhelper::getParamHash();
1605: $paramHash->{MESSAGE_TEXT} = $text;
1606: Apache::lonhelper::message->new();
1607: }
1608:
1.238 bowersj2 1609: use Data::Dumper;
1610:
1.131 bowersj2 1611: sub printHelper {
1.115 bowersj2 1612: my $r = shift;
1613:
1614: if ($r->header_only) {
1.131 bowersj2 1615: if ($ENV{'browser.mathml'}) {
1.241 www 1616: &Apache::loncommon::content_type($r,'text/xml');
1.131 bowersj2 1617: } else {
1.241 www 1618: &Apache::loncommon::content_type($r,'text/html');
1.131 bowersj2 1619: }
1620: $r->send_http_header;
1621: return OK;
1.115 bowersj2 1622: }
1623:
1.131 bowersj2 1624: # Send header, nocache
1.115 bowersj2 1625: if ($ENV{'browser.mathml'}) {
1.241 www 1626: &Apache::loncommon::content_type($r,'text/xml');
1.115 bowersj2 1627: } else {
1.241 www 1628: &Apache::loncommon::content_type($r,'text/html');
1.115 bowersj2 1629: }
1630: &Apache::loncommon::no_cache($r);
1631: $r->send_http_header;
1632: $r->rflush();
1633:
1.131 bowersj2 1634: # Unfortunately, this helper is so complicated we have to
1635: # write it by hand
1636:
1637: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
1638:
1.176 bowersj2 1639: my $helper = Apache::lonhelper::helper->new("Printing Helper");
1.146 bowersj2 1640: $helper->declareVar('symb');
1.156 bowersj2 1641: $helper->declareVar('postdata');
1.290 sakharuk 1642: $helper->declareVar('curseed');
1643: $helper->declareVar('probstatus');
1.156 bowersj2 1644: $helper->declareVar('filename');
1645: $helper->declareVar('construction');
1.178 sakharuk 1646: $helper->declareVar('assignment');
1.262 sakharuk 1647: $helper->declareVar('style_file');
1.340 foxr 1648: $helper->declareVar('student_sort');
1.363 foxr 1649: $helper->declareVar('FINISHPAGE');
1.366 foxr 1650: $helper->declareVar('PRINT_TYPE');
1.363 foxr 1651:
1652: # The page breaks can get loaded initially from the course environment:
1.366 foxr 1653:
1654: if((!defined($ENV{"form.CURRENT_STATE"})) ||
1655: ($ENV{'form.CURRENT_STATE'} == "START")) {
1656: $helper->{VARS}->{FINISHPAGE} = ""; # In case they did a back e.g.
1657: }
1658:
1659:
1.363 foxr 1660:
1661: &Apache::loncommon::restore_course_settings('print',
1.366 foxr 1662: {'pagebreaks' => 'scalar',
1663: 'lastprinttype' => 'scalar'});
1.363 foxr 1664:
1.366 foxr 1665:
1666: if("$helper->{VARS}->{PRINT_TYPE}" eq "$ENV{'form.lastprinttype'}") {
1667: $helper->{VARS}->{FINISHPAGE} = $ENV{'form.pagebreaks'};
1668: }
1669:
1.131 bowersj2 1670:
1671: # This will persistently load in the data we want from the
1672: # very first screen.
1.156 bowersj2 1673: # Detect whether we're coming from construction space
1.208 www 1674: if ($ENV{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {
1.235 bowersj2 1675: $helper->{VARS}->{'filename'} = "~$1/$2";
1.156 bowersj2 1676: $helper->{VARS}->{'construction'} = 1;
1677: } else {
1678: if ($ENV{'form.postdata'}) {
1679: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'});
1680: }
1681: if ($ENV{'form.symb'}) {
1682: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1683: }
1684: if ($ENV{'form.url'}) {
1685: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1686: }
1.157 bowersj2 1687: }
1.156 bowersj2 1688:
1.146 bowersj2 1689: if ($ENV{'form.symb'}) {
1690: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1691: }
1692: if ($ENV{'form.url'}) {
1.140 sakharuk 1693: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1.153 sakharuk 1694:
1.140 sakharuk 1695: }
1.343 albertel 1696: $helper->{VARS}->{'symb'}=
1697: &Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
1.335 albertel 1698: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
1.178 sakharuk 1699: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1.140 sakharuk 1700:
1.156 bowersj2 1701:
1.146 bowersj2 1702: # Extract map
1703: my $symb = $helper->{VARS}->{'symb'};
1.156 bowersj2 1704: my ($map, $id, $url);
1705: my $subdir;
1706:
1707: # Get the resource name from construction space
1708: if ($helper->{VARS}->{'construction'}) {
1709: $resourceTitle = substr($helper->{VARS}->{'filename'},
1710: rindex($helper->{VARS}->{'filename'}, '/')+1);
1711: $subdir = substr($helper->{VARS}->{'filename'},
1712: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
1713: } else {
1.233 www 1714: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
1.343 albertel 1715: $helper->{VARS}->{'postdata'} =
1716: &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
1.146 bowersj2 1717:
1.156 bowersj2 1718: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1.238 bowersj2 1719: my $postdata = $helper->{VARS}->{'postdata'};
1720: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
1.156 bowersj2 1721: }
1722: $subdir = &Apache::lonnet::filelocation("", $url);
1.128 bowersj2 1723: }
1.230 albertel 1724: if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) {
1725: $helper->{VARS}->{'curseed'}=$ENV{'form.curseed'};
1726: }
1.290 sakharuk 1727: if (!$helper->{VARS}->{'probstatus'} && $ENV{'form.problemtype'}) {
1728: $helper->{VARS}->{'probstatus'}=$ENV{'form.problemtype'};
1729: }
1.115 bowersj2 1730:
1.192 bowersj2 1731: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
1.235 bowersj2 1732: my $userPriviledged = ($ENV{'request.role'}=~m/^cc\./ or
1733: $ENV{'request.role'}=~m/^in\./ or
1734: $ENV{'request.role'}=~m/^ta\./);
1.192 bowersj2 1735:
1.131 bowersj2 1736: Apache::lonhelper::registerHelperTags();
1.119 bowersj2 1737:
1.131 bowersj2 1738: # "Delete everything after the last slash."
1.119 bowersj2 1739: $subdir =~ s|/[^/]+$||;
1.162 sakharuk 1740: if (not $helper->{VARS}->{'construction'}) {
1.302 sakharuk 1741: $subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir;
1.153 sakharuk 1742: }
1.189 bowersj2 1743: # "Remove all duplicate slashes."
1744: $subdir =~ s|/+|/|g;
1.119 bowersj2 1745:
1.131 bowersj2 1746: # What can be printed is a very dynamic decision based on
1747: # lots of factors. So we need to dynamically build this list.
1748: # To prevent security leaks, states are only added to the wizard
1749: # if they can be reached, which ensures manipulating the form input
1750: # won't allow anyone to reach states they shouldn't have permission
1751: # to reach.
1752:
1753: # printChoices is tracking the kind of printing the user can
1754: # do, and will be used in a choices construction later.
1755: # In the meantime we will be adding states and elements to
1756: # the helper by hand.
1757: my $printChoices = [];
1758: my $paramHash;
1.130 sakharuk 1759:
1.240 albertel 1760: if ($resourceTitle) {
1.291 sakharuk 1761: push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE'];
1.156 bowersj2 1762: }
1763:
1.238 bowersj2 1764: # Useful filter strings
1.287 albertel 1765: my $isProblem = '($res->is_problem()||$res->contains_problem) ';
1.238 bowersj2 1766: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1.287 albertel 1767: my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()';
1768: my $isNotMap = '!$res->is_sequence()';
1.238 bowersj2 1769: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
1770: my $isMap = '$res->is_map()';
1.342 albertel 1771: my $symbFilter = '$res->shown_symb()';
1772: my $urlValue = '$res->link()';
1.238 bowersj2 1773:
1774: $helper->declareVar('SEQUENCE');
1775:
1776: # Useful for debugging: Dump the help vars
1.366 foxr 1777: # $r->print(Dumper($helper->{VARS}));
1778: # $r->print($map);
1.238 bowersj2 1779:
1.131 bowersj2 1780: # If we're in a sequence...
1.235 bowersj2 1781: if (($helper->{'VARS'}->{'construction'} ne '1') &&
1.350 foxr 1782:
1.243 bowersj2 1783: $helper->{VARS}->{'postdata'} &&
1784: $helper->{VARS}->{'assignment'}) {
1.131 bowersj2 1785: # Allow problems from sequence
1.291 sakharuk 1786: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1.131 bowersj2 1787: # Allow all resources from sequence
1.291 sakharuk 1788: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1.130 sakharuk 1789:
1.131 bowersj2 1790: my $helperFragment = <<HELPERFRAGMENT;
1.155 sakharuk 1791: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
1792: <message>(mark them then click "next" button) <br /></message>
1.287 albertel 1793: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1794: closeallpages="1">
1.144 bowersj2 1795: <nextstate>PAGESIZE</nextstate>
1.192 bowersj2 1796: <filterfunc>return $isProblem;</filterfunc>
1.131 bowersj2 1797: <mapurl>$map</mapurl>
1.238 bowersj2 1798: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 1799: <option text='Newpage' variable='FINISHPAGE' />
1.131 bowersj2 1800: </resource>
1801: </state>
1802:
1.155 sakharuk 1803: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
1804: <message>(mark them then click "next" button) <br /></message>
1.287 albertel 1805: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1806: closeallpages="1">
1.144 bowersj2 1807: <nextstate>PAGESIZE</nextstate>
1.145 bowersj2 1808: <filterfunc>return $isNotMap;</filterfunc>
1.131 bowersj2 1809: <mapurl>$map</mapurl>
1.238 bowersj2 1810: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 1811: <option text='Newpage' variable='FINISHPAGE' />
1.131 bowersj2 1812: </resource>
1813: </state>
1814: HELPERFRAGMENT
1.121 bowersj2 1815:
1.326 sakharuk 1816: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1.121 bowersj2 1817: }
1818:
1.354 foxr 1819: # If the user is privileged, allow them to print all
1820: # problems and resources in the entier course, optionally for selected students
1.306 sakharuk 1821: if ($userPriviledged &&
1822: ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) {
1.350 foxr 1823:
1.254 sakharuk 1824: push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
1.354 foxr 1825: push @{$printChoices}, ['<b>Resources</b> from <b>entire course</b>', 'all_resources', 'ALL_RESOURCES'];
1.284 albertel 1826: &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS);
1.155 sakharuk 1827: <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
1828: <message>(mark them then click "next" button) <br /></message>
1.287 albertel 1829: <resource variable="RESOURCES" toponly='0' multichoice="1"
1830: suppressEmptySequences='0' addstatus="1" closeallpages="1">
1.144 bowersj2 1831: <nextstate>PAGESIZE</nextstate>
1.192 bowersj2 1832: <filterfunc>return $isProblemOrMap;</filterfunc>
1.287 albertel 1833: <choicefunc>return $isNotMap;</choicefunc>
1.238 bowersj2 1834: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 1835: <option text='Newpage' variable='FINISHPAGE' />
1.284 albertel 1836: </resource>
1837: </state>
1.354 foxr 1838: <state name="ALL_RESOURCES" title="Select Resource(s) to print">
1839: <message>(Mark them then click "next" button) <br /> </message>
1840: <resource variable="RESOURCES" toponly='0' multichoice='1'
1841: suppressEmptySequences='0' addstatus='1' closeallpages='1'>
1842: <nextstate>PAGESIZE</nextstate>
1843: <filterfunc>return $isNotMap; </filterfunc>
1844: <valuefunc>return $symbFilter;</valuefunc>
1845: <option text='NewPage' variable='FINISHPAGE' />
1846: </resource>
1847: </state>
1.284 albertel 1848: ALL_PROBLEMS
1.132 bowersj2 1849:
1.284 albertel 1850: if ($helper->{VARS}->{'assignment'}) {
1.291 sakharuk 1851: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'problems_for_students', 'CHOOSE_STUDENTS'];
1852: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'problems_for_anon', 'CHOOSE_ANON1'];
1.284 albertel 1853: }
1854: my $resource_selector=<<RESOURCE_SELECTOR;
1855: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.287 albertel 1856: <resource variable="RESOURCES" multichoice="1" addstatus="1"
1857: closeallpages="1">
1.254 sakharuk 1858: <filterfunc>return $isProblem;</filterfunc>
1.148 bowersj2 1859: <mapurl>$map</mapurl>
1.254 sakharuk 1860: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 1861: <option text='New Page' variable='FINISHPAGE' />
1.147 bowersj2 1862: </resource>
1.155 sakharuk 1863: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1.149 bowersj2 1864: <choices variable="EMPTY_PAGES">
1.204 sakharuk 1865: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1866: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1867: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1868: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1.284 albertel 1869: </choices>
1870: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
1871: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
1872: RESOURCE_SELECTOR
1873:
1874: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
1875: <state name="CHOOSE_STUDENTS" title="Select Students and Resources">
1876: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
1.352 foxr 1877: <message><b>Select sort order</b> </message>
1.340 foxr 1878: <choices variable='student_sort'>
1879: <choice computer='0'>Sort by section then student</choice>
1880: <choice computer='1'>Sort by students across sections.</choice>
1881: </choices>
1.284 albertel 1882: $resource_selector
1883: </state>
1.131 bowersj2 1884: CHOOSE_STUDENTS
1.292 albertel 1885:
1886: my $cdom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
1887: my $cnum = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
1888: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
1889: my $namechoice='<choice></choice>';
1.337 albertel 1890: foreach my $name (sort {uc($a) cmp uc($b)} @names) {
1.294 albertel 1891: if ($name =~ /^error: 2 /) { next; }
1.292 albertel 1892: $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
1893: }
1.284 albertel 1894: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);
1895: <state name="CHOOSE_ANON1" title="Select Students and Resources">
1.288 albertel 1896: <nextstate>PAGESIZE</nextstate>
1.362 albertel 1897: <message><hr width='33%' /></message>
1898: <message><table><tr><td><b>Number of anonymous assignments to print?</b></td><td></message>
1899: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
1900: <validator>
1901: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
1902: !\$helper->{'VARS'}{'REUSE_OLD_CODES'}) {
1903: return "You need to specify the number of assignments to print";
1904: }
1905: return undef;
1906: </validator>
1907: </string>
1908: <message></td></tr><tr><td></message>
1909: <message><b>Names to store the CODEs under for later:</b></message>
1910: <message></td><td></message>
1.288 albertel 1911: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
1.362 albertel 1912: <message></td></tr></table></message>
1.292 albertel 1913: <message><hr width='33%' /></message>
1914: <message><b>Reprint a set of saved CODEs:</b></message>
1915: <dropdown variable="REUSE_OLD_CODES">
1916: $namechoice
1917: </dropdown>
1.284 albertel 1918: <message><hr width='33%' /></message>
1919: $resource_selector
1920: </state>
1921: CHOOSE_ANON1
1.254 sakharuk 1922:
1.272 sakharuk 1923:
1.254 sakharuk 1924: if ($helper->{VARS}->{'assignment'}) {
1.291 sakharuk 1925: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'resources_for_students', 'CHOOSE_STUDENTS1'];
1926: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'resources_for_anon', 'CHOOSE_ANON2'];
1.254 sakharuk 1927: }
1.284 albertel 1928:
1929:
1930: $resource_selector=<<RESOURCE_SELECTOR;
1.254 sakharuk 1931: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.287 albertel 1932: <resource variable="RESOURCES" multichoice="1" addstatus="1"
1933: closeallpages="1">
1.254 sakharuk 1934: <filterfunc>return $isNotMap;</filterfunc>
1935: <mapurl>$map</mapurl>
1936: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 1937: <option text='Newpage' variable='FINISHPAGE' />
1.254 sakharuk 1938: </resource>
1939: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1940: <choices variable="EMPTY_PAGES">
1941: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1942: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1943: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1944: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1.284 albertel 1945: </choices>
1946: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
1947: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
1948: RESOURCE_SELECTOR
1949:
1950: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
1951: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
1952: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
1.340 foxr 1953: <choices variable='student_sort'>
1954: <choice computer='0'>Sort by section then student</choice>
1955: <choice computer='1'>Sort by students across sections.</choice>
1956: </choices>
1957:
1.284 albertel 1958: $resource_selector
1.254 sakharuk 1959: </state>
1960: CHOOSE_STUDENTS1
1961:
1.284 albertel 1962: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
1963: <state name="CHOOSE_ANON2" title="Select Students and Resources">
1.294 albertel 1964: <nextstate>PAGESIZE</nextstate>
1.362 albertel 1965: <message><table><tr><td><b>Number of anonymous assignments to print?</b></td><td></message>
1966: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
1967: <validator>
1968: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
1969: !\$helper->{'VARS'}{'REUSE_OLD_CODES'}) {
1970: return "You need to specify the number of assignments to print";
1971: }
1972: return undef;
1973: </validator>
1974: </string>
1975: <message></td></tr><tr><td></message>
1976: <message><b>Names to store the CODEs under for later:</b></message>
1977: <message></td><td></message>
1.294 albertel 1978: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
1.362 albertel 1979: <message></td></tr></table></message>
1.294 albertel 1980: <message><hr width='33%' /></message>
1981: <message><b>Reprint a set of saved CODEs:</b></message>
1982: <dropdown variable="REUSE_OLD_CODES">
1983: $namechoice
1984: </dropdown>
1.284 albertel 1985: <message><hr width='33%' /></message>
1986: $resource_selector
1987: </state>
1988: CHOOSE_ANON2
1.121 bowersj2 1989: }
1990:
1991: # FIXME: That RE should come from a library somewhere.
1.302 sakharuk 1992: if ((((&Apache::lonnet::allowed('bre',$subdir) eq 'F') and ($helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)) or defined $helper->{'VARS'}->{'construction'}) and $ENV{'request.role.adv'} and $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {
1.291 sakharuk 1993: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
1.238 bowersj2 1994:
1.131 bowersj2 1995: my $f = '$filename';
1.139 bowersj2 1996: my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
1.155 sakharuk 1997: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
1998: <message>(mark them then click "next" button) <br /></message>
1.138 bowersj2 1999: <files variable="FILES" multichoice='1'>
1.144 bowersj2 2000: <nextstate>PAGESIZE</nextstate>
1.138 bowersj2 2001: <filechoice>return '$subdir';</filechoice>
1.139 bowersj2 2002: CHOOSE_FROM_SUBDIR
2003:
1.238 bowersj2 2004: # this is broken up because I really want interpolation above,
2005: # and I really DON'T want it below
1.139 bowersj2 2006: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
1.225 bowersj2 2007: <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
2008: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
1.131 bowersj2 2009: </filefilter>
1.138 bowersj2 2010: </files>
1.131 bowersj2 2011: </state>
2012: CHOOSE_FROM_SUBDIR
1.139 bowersj2 2013: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.131 bowersj2 2014: }
1.238 bowersj2 2015:
2016: # Allow the user to select any sequence in the course, feed it to
2017: # another resource selector for that sequence
1.239 bowersj2 2018: if (!$helper->{VARS}->{'construction'}) {
1.254 sakharuk 2019: push @$printChoices, ["<b>Resources</b> from <b>selected sequence</b> in course",
1.249 sakharuk 2020: 'select_sequences', 'CHOOSE_SEQUENCE'];
1.244 bowersj2 2021: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
2022: #Escape apostrophes and backslashes for Perl
2023: $escapedSequenceName =~ s/\\/\\\\/g;
2024: $escapedSequenceName =~ s/'/\\'/g;
1.239 bowersj2 2025: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
1.238 bowersj2 2026: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
2027: <message>Select the sequence to print resources from:</message>
2028: <resource variable="SEQUENCE">
2029: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
2030: <filterfunc>return \$res->is_sequence;</filterfunc>
2031: <valuefunc>return $urlValue;</valuefunc>
1.350 foxr 2032: <option text='Newpage' variable='FINISHPAGE' />
1.238 bowersj2 2033: </resource>
2034: </state>
2035: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
2036: <message>(mark desired resources then click "next" button) <br /></message>
1.287 albertel 2037: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
2038: closeallpages="1">
1.238 bowersj2 2039: <nextstate>PAGESIZE</nextstate>
2040: <filterfunc>return $isProblem</filterfunc>
1.244 bowersj2 2041: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
1.238 bowersj2 2042: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2043: <option text='Newpage' variable='FINISHPAGE' />
1.238 bowersj2 2044: </resource>
2045: </state>
2046: CHOOSE_FROM_ANY_SEQUENCE
1.239 bowersj2 2047: }
1.131 bowersj2 2048:
2049: # Generate the first state, to select which resources get printed.
1.223 bowersj2 2050: Apache::lonhelper::state->new("START", "Select Printing Options:");
1.131 bowersj2 2051: $paramHash = Apache::lonhelper::getParamHash();
1.155 sakharuk 2052: $paramHash->{MESSAGE_TEXT} = "";
1.131 bowersj2 2053: Apache::lonhelper::message->new();
2054: $paramHash = Apache::lonhelper::getParamHash();
2055: $paramHash->{'variable'} = 'PRINT_TYPE';
2056: $paramHash->{CHOICES} = $printChoices;
2057: Apache::lonhelper::choices->new();
1.161 bowersj2 2058:
1.223 bowersj2 2059: my $startedTable = 0; # have we started an HTML table yet? (need
2060: # to close it later)
2061:
1.170 sakharuk 2062: if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or
2063: ($helper->{VARS}->{'construction'} eq '1')) {
1.242 sakharuk 2064: addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
1.161 bowersj2 2065: $paramHash = Apache::lonhelper::getParamHash();
1.162 sakharuk 2066: $paramHash->{'variable'} = 'ANSWER_TYPE';
2067: $helper->declareVar('ANSWER_TYPE');
1.161 bowersj2 2068: $paramHash->{CHOICES} = [
1.242 sakharuk 2069: ['Without Answers', 'yes'],
2070: ['With Answers', 'no'],
1.289 sakharuk 2071: ['Only Answers', 'only'],
2072: ['As Exam Problem', 'exam']
2073: ];
1.210 sakharuk 2074: Apache::lonhelper::dropdown->new();
1.223 bowersj2 2075: addMessage("</td></tr>");
2076: $startedTable = 1;
1.161 bowersj2 2077: }
1.209 sakharuk 2078:
1.203 sakharuk 2079: if ($ENV{'request.role.adv'}) {
1.223 bowersj2 2080: if (!$startedTable) {
2081: addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");
2082: $startedTable = 1;
2083: } else {
2084: addMessage("<tr><td align='right'>LaTeX mode: </td><td>");
2085: }
1.203 sakharuk 2086: $paramHash = Apache::lonhelper::getParamHash();
2087: $paramHash->{'variable'} = 'LATEX_TYPE';
2088: $helper->declareVar('LATEX_TYPE');
2089: if ($helper->{VARS}->{'construction'} eq '1') {
2090: $paramHash->{CHOICES} = [
1.223 bowersj2 2091: ['standard LaTeX mode', 'standard'],
2092: ['LaTeX batchmode', 'batchmode'], ];
1.203 sakharuk 2093: } else {
2094: $paramHash->{CHOICES} = [
1.223 bowersj2 2095: ['LaTeX batchmode', 'batchmode'],
2096: ['standard LaTeX mode', 'standard'] ];
1.203 sakharuk 2097: }
1.210 sakharuk 2098: Apache::lonhelper::dropdown->new();
1.218 sakharuk 2099:
1.223 bowersj2 2100: addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>");
1.209 sakharuk 2101: $paramHash = Apache::lonhelper::getParamHash();
2102: $paramHash->{'variable'} = 'TABLE_CONTENTS';
2103: $helper->declareVar('TABLE_CONTENTS');
2104: $paramHash->{CHOICES} = [
1.223 bowersj2 2105: ['No', 'no'],
2106: ['Yes', 'yes'] ];
1.210 sakharuk 2107: Apache::lonhelper::dropdown->new();
1.223 bowersj2 2108: addMessage("</td></tr>");
1.214 sakharuk 2109:
1.220 sakharuk 2110: if (not $helper->{VARS}->{'construction'}) {
1.223 bowersj2 2111: addMessage("<tr><td align='right'>Print Index: </td><td>");
1.220 sakharuk 2112: $paramHash = Apache::lonhelper::getParamHash();
2113: $paramHash->{'variable'} = 'TABLE_INDEX';
2114: $helper->declareVar('TABLE_INDEX');
2115: $paramHash->{CHOICES} = [
1.223 bowersj2 2116: ['No', 'no'],
2117: ['Yes', 'yes'] ];
1.220 sakharuk 2118: Apache::lonhelper::dropdown->new();
1.223 bowersj2 2119: addMessage("</td></tr>");
1.309 sakharuk 2120: addMessage("<tr><td align='right'>Print Discussions: </td><td>");
2121: $paramHash = Apache::lonhelper::getParamHash();
2122: $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';
2123: $helper->declareVar('PRINT_DISCUSSIONS');
2124: $paramHash->{CHOICES} = [
2125: ['No', 'no'],
2126: ['Yes', 'yes'] ];
2127: Apache::lonhelper::dropdown->new();
2128: addMessage("</td></tr>");
1.220 sakharuk 2129: }
1.219 sakharuk 2130:
1.230 albertel 2131: if ($helper->{'VARS'}->{'construction'}) {
1.265 sakharuk 2132: my $stylevalue=$ENV{'construct.style'};
2133: my $xmlfrag .= <<"RNDSEED";
1.290 sakharuk 2134: <message><tr><td align='right'>Use random seed: </td><td></message>
1.230 albertel 2135: <string variable="curseed" size="15" maxlength="15">
2136: <defaultvalue>
2137: return $helper->{VARS}->{'curseed'};
2138: </defaultvalue>
1.262 sakharuk 2139: </string>
1.264 sakharuk 2140: <message></td></tr><tr><td align="right">Use style file:</td><td></message>
1.265 sakharuk 2141: <message><input type="text" size="40" name="style_file_value" value="$stylevalue" /> <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><td></message>
1.230 albertel 2142: <message></td></tr></message>
2143: RNDSEED
2144: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.264 sakharuk 2145: $helper->{'VARS'}->{'style_file'}=$ENV{'form.style_file_value'};
1.219 sakharuk 2146: }
1.223 bowersj2 2147: }
1.264 sakharuk 2148:
2149:
2150:
1.218 sakharuk 2151:
1.223 bowersj2 2152: if ($startedTable) {
2153: addMessage("</table>");
1.215 sakharuk 2154: }
1.161 bowersj2 2155:
1.131 bowersj2 2156: Apache::lonprintout::page_format_state->new("FORMAT");
2157:
1.144 bowersj2 2158: # Generate the PAGESIZE state which will offer the user the margin
2159: # choices if they select one column
2160: Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
2161: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
2162:
2163:
1.131 bowersj2 2164: $helper->process();
2165:
2166: # MANUAL BAILOUT CONDITION:
2167: # If we're in the "final" state, bailout and return to handler
2168: if ($helper->{STATE} eq 'FINAL') {
2169: return $helper;
2170: }
1.130 sakharuk 2171:
1.131 bowersj2 2172: $r->print($helper->display());
1.130 sakharuk 2173:
1.333 albertel 2174: &Apache::lonhelper::unregisterHelperTags();
1.115 bowersj2 2175:
2176: return OK;
2177: }
2178:
1.1 www 2179:
2180: 1;
1.119 bowersj2 2181:
2182: package Apache::lonprintout::page_format_state;
2183:
2184: =pod
2185:
1.131 bowersj2 2186: =head1 Helper element: page_format_state
2187:
2188: See lonhelper.pm documentation for discussion of the helper framework.
1.119 bowersj2 2189:
1.131 bowersj2 2190: Apache::lonprintout::page_format_state is an element that gives the
2191: user an opportunity to select the page layout they wish to print
2192: with: Number of columns, portrait/landscape, and paper size. If you
2193: want to change the paper size choices, change the @paperSize array
2194: contents in this package.
1.119 bowersj2 2195:
1.131 bowersj2 2196: page_format_state is always directly invoked in lonprintout.pm, so there
2197: is no tag interface. You actually pass parameters to the constructor.
1.119 bowersj2 2198:
2199: =over 4
2200:
1.131 bowersj2 2201: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1.119 bowersj2 2202:
2203: =back
2204:
2205: =cut
2206:
1.131 bowersj2 2207: use Apache::lonhelper;
1.119 bowersj2 2208:
2209: no strict;
1.131 bowersj2 2210: @ISA = ("Apache::lonhelper::element");
1.119 bowersj2 2211: use strict;
1.266 sakharuk 2212: use Apache::lonlocal;
1.119 bowersj2 2213:
2214: my $maxColumns = 2;
1.326 sakharuk 2215: my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
1.327 albertel 2216: "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
1.326 sakharuk 2217: "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]",
2218: "a5 [148x210 mm]", "a6 [105x148 mm]" );
1.119 bowersj2 2219:
2220: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
2221: # Paper type
2222:
2223: sub new {
1.131 bowersj2 2224: my $self = Apache::lonhelper::element->new();
1.119 bowersj2 2225:
1.135 bowersj2 2226: shift;
2227:
1.131 bowersj2 2228: $self->{'variable'} = shift;
1.134 bowersj2 2229: my $helper = Apache::lonhelper::getHelper();
1.135 bowersj2 2230: $helper->declareVar($self->{'variable'});
1.131 bowersj2 2231: bless($self);
1.119 bowersj2 2232: return $self;
2233: }
2234:
2235: sub render {
2236: my $self = shift;
1.131 bowersj2 2237: my $helper = Apache::lonhelper::getHelper();
1.119 bowersj2 2238: my $result = '';
1.131 bowersj2 2239: my $var = $self->{'variable'};
1.266 sakharuk 2240: my $PageLayout=&mt('Page layout');
2241: my $NumberOfColumns=&mt('Number of columns');
2242: my $PaperType=&mt('Paper type');
1.119 bowersj2 2243: $result .= <<STATEHTML;
2244:
1.223 bowersj2 2245: <hr width="33%" />
1.119 bowersj2 2246: <table cellpadding="3">
2247: <tr>
1.266 sakharuk 2248: <td align="center"><b>$PageLayout</b></td>
2249: <td align="center"><b>$NumberOfColumns</b></td>
2250: <td align="center"><b>$PaperType</b></td>
1.119 bowersj2 2251: </tr>
2252: <tr>
2253: <td>
1.155 sakharuk 2254: <input type="radio" name="${var}.layout" value="L" /> Landscape<br />
2255: <input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait
1.119 bowersj2 2256: </td>
1.155 sakharuk 2257: <td align="center">
1.119 bowersj2 2258: <select name="${var}.cols">
2259: STATEHTML
2260:
2261: my $i;
2262: for ($i = 1; $i <= $maxColumns; $i++) {
1.144 bowersj2 2263: if ($i == 2) {
1.119 bowersj2 2264: $result .= "<option value='$i' selected>$i</option>\n";
2265: } else {
2266: $result .= "<option value='$i'>$i</option>\n";
2267: }
2268: }
2269:
2270: $result .= "</select></td><td>\n";
2271: $result .= "<select name='${var}.paper'>\n";
2272:
1.304 sakharuk 2273: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
2274: my $DefaultPaperSize=$parmhash{'default_paper_size'};
2275: if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
1.119 bowersj2 2276: $i = 0;
2277: foreach (@paperSize) {
1.326 sakharuk 2278: $_=~/(\w+)/;
2279: my $papersize=$1;
1.304 sakharuk 2280: if ($paperSize[$i]=~/$DefaultPaperSize/) {
1.326 sakharuk 2281: $result .= "<option selected value='$papersize'>" . $paperSize[$i] . "</option>\n";
1.119 bowersj2 2282: } else {
1.326 sakharuk 2283: $result .= "<option value='$papersize'>" . $paperSize[$i] . "</option>\n";
1.119 bowersj2 2284: }
2285: $i++;
2286: }
2287: $result .= "</select></td></tr></table>";
2288: return $result;
1.135 bowersj2 2289: }
2290:
2291: sub postprocess {
2292: my $self = shift;
2293:
2294: my $var = $self->{'variable'};
1.136 bowersj2 2295: my $helper = Apache::lonhelper->getHelper();
1.135 bowersj2 2296: $helper->{VARS}->{$var} =
1.136 bowersj2 2297: $ENV{"form.$var.layout"} . '|' . $ENV{"form.$var.cols"} . '|' .
2298: $ENV{"form.$var.paper"};
1.135 bowersj2 2299: return 1;
1.119 bowersj2 2300: }
2301:
2302: 1;
1.144 bowersj2 2303:
2304: package Apache::lonprintout::page_size_state;
2305:
2306: =pod
2307:
2308: =head1 Helper element: page_size_state
2309:
2310: See lonhelper.pm documentation for discussion of the helper framework.
2311:
2312: Apache::lonprintout::page_size_state is an element that gives the
2313: user the opportunity to further refine the page settings if they
2314: select a single-column page.
2315:
2316: page_size_state is always directly invoked in lonprintout.pm, so there
2317: is no tag interface. You actually pass parameters to the constructor.
2318:
2319: =over 4
2320:
2321: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
2322:
2323: =back
2324:
2325: =cut
2326:
2327: use Apache::lonhelper;
2328:
2329: no strict;
2330: @ISA = ("Apache::lonhelper::element");
2331: use strict;
2332:
2333:
2334:
2335: sub new {
2336: my $self = Apache::lonhelper::element->new();
2337:
2338: shift; # disturbs me (probably prevents subclassing) but works (drops
2339: # package descriptor)... - Jeremy
2340:
2341: $self->{'variable'} = shift;
2342: my $helper = Apache::lonhelper::getHelper();
2343: $helper->declareVar($self->{'variable'});
2344:
2345: # The variable name of the format element, so we can look into
2346: # $helper->{VARS} to figure out whether the columns are one or two
2347: $self->{'formatvar'} = shift;
2348:
2349: # The state to transition to after selection, or after discovering
2350: # the cols are not set to 1
2351: $self->{NEXTSTATE} = shift;
2352: bless($self);
2353: return $self;
2354: }
2355:
2356: sub render {
2357: my $self = shift;
2358: my $helper = Apache::lonhelper::getHelper();
2359: my $result = '';
2360: my $var = $self->{'variable'};
2361:
2362: if (defined $self->{ERROR_MSG}) {
2363: $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
2364: }
2365:
2366: $result .= <<ELEMENTHTML;
2367:
2368: <p>How should the column be formatted?</p>
2369:
2370: <table cellpadding='3'>
2371: <tr>
2372: <td align='right'><b>Width</b>:</td>
2373: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
2374: <td align='left'>
2375: <select name='$var.widthunit'>
2376: <option>cm</option><option>in</option>
2377: </select>
2378: </td>
2379: </tr>
2380: <tr>
2381: <td align='right'><b>Height</b>:</td>
2382: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
2383: <td align='left'>
2384: <select name='$var.heightunit'>
2385: <option>cm</option><option>in</option>
2386: </select>
2387: </td>
2388: </tr>
2389: <tr>
2390: <td align='right'><b>Left margin</b>:</td>
2391: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
2392: <td align='left'>
1.186 bowersj2 2393: <select name='$var.lmarginunit'>
1.144 bowersj2 2394: <option>cm</option><option>in</option>
2395: </select>
2396: </td>
2397: </tr>
2398: </table>
2399:
2400: <p>Hint: Some instructors like to leave scratch space for the student by
1.280 albertel 2401: making the width much smaller than the width of the page.</p>
1.144 bowersj2 2402:
2403: ELEMENTHTML
2404:
2405: return $result;
2406: }
2407:
2408: # If the user didn't select 1 column, skip this state.
2409: sub preprocess {
2410: my $self = shift;
2411: my $helper = Apache::lonhelper::getHelper();
2412:
2413: my $format = $helper->{VARS}->{$self->{'formatvar'}};
2414: if (substr($format, 2, 1) ne '1') {
2415: $helper->changeState($self->{NEXTSTATE});
2416: }
2417:
2418: return 1;
2419: }
2420:
2421: sub postprocess {
2422: my $self = shift;
2423:
2424: my $var = $self->{'variable'};
2425: my $helper = Apache::lonhelper->getHelper();
2426: my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"};
2427: my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"};
2428: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"};
2429: $helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"};
2430: $helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"};
2431: $helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"};
2432:
2433: my $error = '';
2434:
2435: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
2436: # by an optional period, followed by digits, ending the string
2437:
2438: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2439: $error .= "Invalid width; please type only a number.<br />\n";
2440: }
2441: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2442: $error .= "Invalid height; please type only a number.<br />\n";
2443: }
2444: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2445: $error .= "Invalid left margin; please type only a number.<br />\n";
2446: }
2447:
2448: if (!$error) {
2449: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
2450: return 1;
2451: } else {
2452: $self->{ERROR_MSG} = $error;
2453: return 0;
2454: }
2455: }
2456:
2457:
1.119 bowersj2 2458:
1.1 www 2459: __END__
1.6 sakharuk 2460:
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