Annotation of loncom/interface/lonprintout.pm, revision 1.372
1.350 foxr 1: # The LearningOnline Network
1.1 www 2: # Printout
3: #
1.372 ! foxr 4: # $Id: lonprintout.pm,v 1.371 2005/03/28 12:14:13 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:
1.372 ! foxr 844:
1.363 foxr 845: # fetch the pagebreaks and store them in the course environment
846: # The page breaks will be pulled into the hash %page_breaks which is
847: # indexed by symb and contains 1's for each break.
848:
1.366 foxr 849: $ENV{'form.pagebreaks'} = $helper->{'VARS'}->{'FINISHPAGE'};
850: $ENV{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'};
1.363 foxr 851: &Apache::loncommon::store_course_settings('print',
1.366 foxr 852: {'pagebreaks' => 'scalar',
853: 'lastprinttype' => 'scalar'});
1.363 foxr 854:
1.364 albertel 855: my %page_breaks = &get_page_breaks($helper);
1.363 foxr 856:
1.140 sakharuk 857: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
858: my ($result,$selectionmade) = ('','');
859: my $number_of_columns = 1; #used only for pages to determine the width of the cell
860: my @temporary_array=split /\|/,$format_from_helper;
861: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
862: if ($laystyle eq 'L') {
863: $laystyle='album';
864: } else {
865: $laystyle='book';
866: }
1.177 sakharuk 867: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
1.140 sakharuk 868: my $assignment = $ENV{'form.assignment'};
1.275 sakharuk 869: my $LaTeXwidth=&recalcto_mm($textwidth);
1.272 sakharuk 870: my @print_array=();
1.274 sakharuk 871: my @student_names=();
1.360 albertel 872:
873: # Common settings for the %form has:
874: # In some cases these settings get overriddent by specific cases, but the
875: # settings are common enough to make it worthwhile factoring them out
876: # here.
877: #
878: my %form;
879: $form{'grade_target'} = 'tex';
880: $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth);
1.372 ! foxr 881:
! 882: # If form.showallfoils is set, then request all foils be shown:
! 883: # privilege will be enforced both by not allowing the
! 884: # check box selecting this option to be presnt unless it's ok,
! 885: # and by lonresponse's priv. check.
! 886: # The if is here because lonresponse.pm only cares that
! 887: # showallfoils is defined, not what the value is.
! 888:
! 889: if ($helper->{'VARS'}->{'showallfoils'} eq "1") {
! 890: $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'};
! 891: }
! 892:
1.140 sakharuk 893: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
1.143 sakharuk 894: #-- single document - problem, page, html, xml, ...
1.343 albertel 895: my ($currentURL,$cleanURL);
1.162 sakharuk 896: if ($helper->{'VARS'}->{'construction'} ne '1') {
1.185 sakharuk 897: #prints published resource
1.153 sakharuk 898: $currentURL=$helper->{'VARS'}->{'postdata'};
1.343 albertel 899: $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
1.143 sakharuk 900: } else {
1.185 sakharuk 901: #prints resource from the construction space
1.240 albertel 902: $currentURL='/'.$helper->{'VARS'}->{'filename'};
1.206 sakharuk 903: if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
1.343 albertel 904: $cleanURL=$currentURL;
1.143 sakharuk 905: }
1.140 sakharuk 906: $selectionmade = 1;
1.343 albertel 907: if ($cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.169 albertel 908: my $rndseed=time;
1.242 sakharuk 909: my $texversion='';
910: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
911: my %moreenv;
1.343 albertel 912: $moreenv{'request.filename'}=$cleanURL;
1.265 sakharuk 913: if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
914: $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};
915: my $dom = $ENV{'user.domain'};
916: my $user = $ENV{'user.name'};
917: my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);
918: }
1.290 sakharuk 919: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
1.242 sakharuk 920: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 921: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.242 sakharuk 922: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309 sakharuk 923: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
924: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
1.242 sakharuk 925: if ($helper->{'VARS'}->{'curseed'}) {
926: $rndseed=$helper->{'VARS'}->{'curseed'};
927: }
928: $form{'rndseed'}=$rndseed;
929: &Apache::lonnet::appenv(%moreenv);
930: &Apache::lonnet::delenv('form.counter');
931: &Apache::lonxml::init_counter();
1.275 sakharuk 932: $texversion.=&Apache::lonnet::ssi($currentURL,%form);
1.242 sakharuk 933: &Apache::lonnet::delenv('form.counter');
934: &Apache::lonnet::delenv('request.filename');
1.230 albertel 935: }
1.242 sakharuk 936: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
937: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.353 foxr 938: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.166 albertel 939: $form{'grade_target'}='answer';
1.167 albertel 940: $form{'answer_output_mode'}='tex';
1.169 albertel 941: $form{'rndseed'}=$rndseed;
1.166 albertel 942: my $answer=&Apache::lonnet::ssi($currentURL,%form);
1.242 sakharuk 943: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
944: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
945: } else {
946: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.245 sakharuk 947: if ($helper->{'VARS'}->{'construction'} ne '1') {
948: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
1.343 albertel 949: $texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
1.245 sakharuk 950: } else {
951: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1.343 albertel 952: my $URLpath=$cleanURL;
1.245 sakharuk 953: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
954: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
955: }
1.242 sakharuk 956: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
957: }
1.163 sakharuk 958: }
1.214 sakharuk 959: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1.215 sakharuk 960: $texversion=&IndexCreation($texversion,$currentURL);
1.214 sakharuk 961: }
1.219 sakharuk 962: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
963: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
964:
965: }
1.162 sakharuk 966: $result .= $texversion;
967: if ($currentURL=~m/\.page\s*$/) {
968: ($result,$number_of_columns) = &page_cleanup($result);
969: }
1.227 sakharuk 970: } elsif ($currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {
971: #printing content of sequence from the construction space
972: my $flag_latex_header_remove = 'NO';
973: my $rndseed=time;
1.231 albertel 974: if ($helper->{'VARS'}->{'curseed'}) {
975: $rndseed=$helper->{'VARS'}->{'curseed'};
976: }
1.227 sakharuk 977: $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
978: my $errtext=&Apache::lonratedt::mapread($currentURL);
979: for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) {
980: $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/;
981: my $urlp=$2;
982: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
1.245 sakharuk 983: my $texversion='';
984: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
985: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 986: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.245 sakharuk 987: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
988: $form{'rndseed'}=$rndseed;
989: $texversion=&Apache::lonnet::ssi($urlp,%form);
990: }
1.249 sakharuk 991: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
992: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) &&
993: ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
1.227 sakharuk 994: $form{'grade_target'}='answer';
995: $form{'answer_output_mode'}='tex';
996: $form{'rndseed'}=$rndseed;
1.353 foxr 997: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.232 sakharuk 998: if ($urlp=~/\/res\//) {$ENV{'request.state'}='published';}
1.227 sakharuk 999: my $answer=&Apache::lonnet::ssi($urlp,%form);
1.245 sakharuk 1000: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1001: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1002: } else {
1003: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1004: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
1005: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
1006: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1007: }
1.227 sakharuk 1008: }
1009: if ($flag_latex_header_remove ne 'NO') {
1010: $texversion = &latex_header_footer_remove($texversion);
1011: } else {
1012: $texversion =~ s/\\end{document}//;
1013: }
1014: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1015: $texversion=&IndexCreation($texversion,$urlp);
1016: }
1.232 sakharuk 1017: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URpL'} eq 'yes') {
1.227 sakharuk 1018: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1019: }
1020: $result.=$texversion;
1021: $flag_latex_header_remove = 'YES';
1022: } elsif ($urlp=~/\.(sequence|page)$/) {
1.229 sakharuk 1023: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
1.227 sakharuk 1024: }
1025: }
1.228 sakharuk 1026: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
1.227 sakharuk 1027: $result .= '\end{document}';
1.343 albertel 1028: } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1.258 sakharuk 1029: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.298 sakharuk 1030: if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
1.258 sakharuk 1031: my $texversion=&Apache::lonnet::ssi($currentURL,%form);
1032: $result .= $texversion;
1.162 sakharuk 1033: } else {
1.307 sakharuk 1034: $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'});
1.162 sakharuk 1035: }
1.354 foxr 1036: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
1.142 sakharuk 1037: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
1.354 foxr 1038: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or
1039: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') or # BUGBUG
1.252 sakharuk 1040: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) {
1.141 sakharuk 1041: #-- produce an output string
1.296 sakharuk 1042: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
1043: $selectionmade = 2;
1044: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
1045: $selectionmade = 3;
1046: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
1047: $selectionmade = 4;
1.354 foxr 1048: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') { #BUGBUG
1049: $selectionmade = 4;
1.296 sakharuk 1050: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {
1051: $selectionmade = 7;
1052: }
1.193 sakharuk 1053: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310 sakharuk 1054: $form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.203 sakharuk 1055: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309 sakharuk 1056: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1057: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
1.141 sakharuk 1058: my $flag_latex_header_remove = 'NO';
1059: my $flag_page_in_sequence = 'NO';
1060: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.193 sakharuk 1061: my $prevassignment='';
1.270 sakharuk 1062: &Apache::lonnet::delenv('form.counter');
1.201 sakharuk 1063: &Apache::lonxml::init_counter();
1.141 sakharuk 1064: for (my $i=0;$i<=$#master_seq;$i++) {
1.350 foxr 1065:
1066: # Note due to document structure, not allowed to put \newpage
1067: # prior to the first resource
1068:
1.351 foxr 1069: if (defined $page_breaks{$master_seq[$i]}) {
1.350 foxr 1070: if($i != 0) {
1071: $result.="\\newpage\n";
1072: }
1073: }
1.236 albertel 1074: my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
1.237 albertel 1075: $urlp=&Apache::lonnet::clutter($urlp);
1.166 albertel 1076: $form{'symb'}=$master_seq[$i];
1.236 albertel 1077: my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);
1078: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem
1.267 sakharuk 1079: if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
1.247 sakharuk 1080: if ($i==0) {$prevassignment=$assignment;}
1.297 sakharuk 1081: my $texversion='';
1.296 sakharuk 1082: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.297 sakharuk 1083: $texversion.=&Apache::lonnet::ssi($urlp,%form);
1.296 sakharuk 1084: if ($urlp=~/\.page$/) {
1085: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
1086: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
1087: $texversion =~ s/\\end{document}\d*/\\end{document}/;
1088: $flag_page_in_sequence = 'YES';
1089: }
1090: my $lonidsdir=$r->dir_config('lonIDsDir');
1091: my $envfile=$ENV{'user.environment'};
1092: $envfile=~/\/([^\/]+)\.id$/;
1093: $envfile=$1;
1094: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1095: my $current_counter=$ENV{'form.counter'};
1096: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1097: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1098: $form{'grade_target'}='answer';
1099: $form{'answer_output_mode'}='tex';
1100: my $answer=&Apache::lonnet::ssi($urlp,%form);
1101: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1102: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1103: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1.249 sakharuk 1104: } else {
1.307 sakharuk 1105: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
1.296 sakharuk 1106: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1107: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm ';
1108: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1109: $texversion.='\vskip 1 mm '.$answer;
1110: } else {
1111: $texversion='';
1112: }
1.249 sakharuk 1113: }
1.246 sakharuk 1114: }
1.296 sakharuk 1115: if ($flag_latex_header_remove ne 'NO') {
1116: $texversion = &latex_header_footer_remove($texversion);
1117: } else {
1118: $texversion =~ s/\\end{document}//;
1119: }
1120: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1121: $texversion=&IndexCreation($texversion,$urlp);
1122: }
1123: if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
1124: my $name = &get_name();
1125: my $courseidinfo = &get_course();
1126: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1127: $prevassignment=$assignment;
1.334 albertel 1128: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';
1.296 sakharuk 1129: }
1130: $result .= $texversion;
1131: $flag_latex_header_remove = 'YES';
1.301 sakharuk 1132: } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1133: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1134: if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
1135: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1136: if ($flag_latex_header_remove ne 'NO') {
1137: $texversion = &latex_header_footer_remove($texversion);
1138: } else {
1139: $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
1140: }
1141: $result .= $texversion;
1142: $flag_latex_header_remove = 'YES';
1.141 sakharuk 1143: } else {
1.307 sakharuk 1144: $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'});
1.297 sakharuk 1145: if ($flag_latex_header_remove ne 'NO') {
1146: $texversion = &latex_header_footer_remove($texversion);
1147: } else {
1148: $texversion =~ s/\\end{document}//;
1149: }
1150: $result .= $texversion;
1151: $flag_latex_header_remove = 'YES';
1.296 sakharuk 1152: }
1.331 albertel 1153: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.141 sakharuk 1154: }
1155: &Apache::lonnet::delenv('form.counter');
1.344 foxr 1156: if ($flag_page_in_sequence eq 'YES') {
1157: $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
1158: }
1.141 sakharuk 1159: $result .= '\end{document}';
1.284 albertel 1160: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||
1161: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){
1.353 foxr 1162:
1163:
1.150 sakharuk 1164: #-- prints assignments for whole class or for selected students
1.284 albertel 1165: my $type;
1.254 sakharuk 1166: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
1167: $selectionmade=5;
1.284 albertel 1168: $type='problems';
1.254 sakharuk 1169: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {
1170: $selectionmade=8;
1.284 albertel 1171: $type='resources';
1.254 sakharuk 1172: }
1.150 sakharuk 1173: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
1.341 foxr 1174: # The normal sort order is by section then by students within the
1175: # section. If the helper var student_sort is 1, then the user has elected
1176: # to override this and output the students by name.
1177: # Each element of the students array is of the form:
1178: # username:domain:section:last, first:status
1179: #
1180: #
1181: if ($helper->{'VARS'}->{'student_sort'} eq 1) {
1182: @students = sort compare_names @students;
1183: }
1.278 albertel 1184: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
1185: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
1186: $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
1187: }
1.150 sakharuk 1188: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.350 foxr 1189:
1.150 sakharuk 1190: #loop over students
1191: my $flag_latex_header_remove = 'NO';
1192: my %moreenv;
1.330 sakharuk 1193: $moreenv{'instructor_comments'}='hide';
1.285 albertel 1194: $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1.309 sakharuk 1195: $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1.353 foxr 1196: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1.369 foxr 1197: $moreenv{'suppress_tries'} = $parmhash{'suppress_tries'};
1.309 sakharuk 1198: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}
1.318 albertel 1199: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
1.272 sakharuk 1200: my $student_counter=-1;
1.150 sakharuk 1201: foreach my $person (@students) {
1.350 foxr 1202:
1.311 sakharuk 1203: my $duefile="/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.due";
1204: if (-e $duefile) {
1205: my $temp_file = Apache::File->new('>>'.$duefile);
1206: print $temp_file "1969\n";
1207: }
1.272 sakharuk 1208: $student_counter++;
1.284 albertel 1209: my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
1.353 foxr 1210: my ($output,$fullname)=&print_resources($r,$helper,
1211: $person,$type,
1212: \%moreenv,\@master_seq,
1.360 albertel 1213: $flag_latex_header_remove,
1214: $LaTeXwidth);
1.284 albertel 1215: $print_array[$i].=$output;
1216: $student_names[$i].=$person.':'.$fullname.'_END_';
1217: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
1218: $flag_latex_header_remove = 'YES';
1.331 albertel 1219: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284 albertel 1220: }
1221: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1222: $result .= $print_array[0].' \end{document}';
1223: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') ||
1224: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) {
1.292 albertel 1225: my $cdom =$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
1226: my $cnum =$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
1.288 albertel 1227: my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
1228: my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
1.292 albertel 1229: my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
1.288 albertel 1230: my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
1.353 foxr 1231: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'};
1.288 albertel 1232: my $seed=time+($$<<16)+($$);
1.292 albertel 1233: my @allcodes;
1234: if ($old_name) {
1235: my %result=&Apache::lonnet::get('CODEs',[$old_name],$cdom,$cnum);
1236: @allcodes=split(',',$result{$old_name});
1.336 albertel 1237: $num_todo=scalar(@allcodes);
1.292 albertel 1238: } else {
1239: my %allcodes;
1.299 albertel 1240: srand($seed);
1.292 albertel 1241: for (my $i=0;$i<$num_todo;$i++) {
1242: $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,'6');
1243: }
1244: if ($code_name) {
1245: &Apache::lonnet::put('CODEs',
1246: {$code_name =>join(',',keys(%allcodes))},
1247: $cdom,$cnum);
1248: }
1249: @allcodes=keys(%allcodes);
1250: }
1.336 albertel 1251: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1252: my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});
1253: my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
1254: if ($number_per_page eq '0' || $number_per_page eq 'all') {
1255: $number_per_page=$num_todo;
1256: }
1257: my $flag_latex_header_remove = 'NO';
1258: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
1.295 albertel 1259: my $count=0;
1.292 albertel 1260: foreach my $code (sort(@allcodes)) {
1.295 albertel 1261: my $file_num=int($count/$number_per_page);
1.292 albertel 1262: $moreenv{'CODE'}=&num_to_letters($code);
1.288 albertel 1263: my ($output,$fullname)=
1264: &print_resources($r,$helper,'anonymous',$type,\%moreenv,
1.360 albertel 1265: \@master_seq,$flag_latex_header_remove,
1266: $LaTeXwidth);
1.295 albertel 1267: $print_array[$file_num].=$output;
1.288 albertel 1268: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
1269: &mt('last assignment').' '.$fullname);
1270: $flag_latex_header_remove = 'YES';
1.295 albertel 1271: $count++;
1.331 albertel 1272: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.288 albertel 1273: }
1274: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1275: $result .= $print_array[0].' \end{document}';
1276: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {
1.151 sakharuk 1277: #prints selected problems from the subdirectory
1278: $selectionmade = 6;
1279: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1.154 sakharuk 1280: @list_of_files=sort @list_of_files;
1.175 sakharuk 1281: my $flag_latex_header_remove = 'NO';
1282: my $rndseed=time;
1.230 albertel 1283: if ($helper->{'VARS'}->{'curseed'}) {
1284: $rndseed=$helper->{'VARS'}->{'curseed'};
1285: }
1.151 sakharuk 1286: for (my $i=0;$i<=$#list_of_files;$i++) {
1.152 sakharuk 1287: my $urlp = $list_of_files[$i];
1.253 sakharuk 1288: $urlp=~s|//|/|;
1.152 sakharuk 1289: if ($urlp=~/\//) {
1.353 foxr 1290: $form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.175 sakharuk 1291: $form{'rndseed'}=$rndseed;
1.152 sakharuk 1292: if ($urlp =~ m|/home/([^/]+)/public_html|) {
1293: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
1294: } else {
1.302 sakharuk 1295: $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
1.152 sakharuk 1296: }
1.166 albertel 1297: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1.251 sakharuk 1298: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1.253 sakharuk 1299: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.174 sakharuk 1300: $form{'grade_target'}='answer';
1301: $form{'answer_output_mode'}='tex';
1.203 sakharuk 1302: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.174 sakharuk 1303: $form{'rndseed'}=$rndseed;
1304: my $answer=&Apache::lonnet::ssi($urlp,%form);
1.251 sakharuk 1305: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1306: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1307: } else {
1.253 sakharuk 1308: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1309: if ($helper->{'VARS'}->{'construction'} ne '1') {
1310: $texversion.='\vskip 0 mm \noindent ';
1311: $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
1312: } else {
1313: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1314: my $URLpath=$urlp;
1315: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
1316: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
1317: }
1318: $texversion.='\vskip 1 mm '.$answer.'\end{document}';
1.251 sakharuk 1319: }
1.174 sakharuk 1320: }
1.151 sakharuk 1321: #this chunck is responsible for printing the path to problem
1.253 sakharuk 1322: my $newurlp=$urlp;
1323: if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
1324: $newurlp=&path_to_problem($newurlp,$LaTeXwidth);
1.242 sakharuk 1325: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
1.152 sakharuk 1326: if ($flag_latex_header_remove ne 'NO') {
1327: $texversion = &latex_header_footer_remove($texversion);
1328: } else {
1329: $texversion =~ s/\\end{document}//;
1.216 sakharuk 1330: }
1331: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1332: $texversion=&IndexCreation($texversion,$urlp);
1.152 sakharuk 1333: }
1.219 sakharuk 1334: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
1335: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
1336:
1337: }
1.152 sakharuk 1338: $result .= $texversion;
1339: }
1340: $flag_latex_header_remove = 'YES';
1.151 sakharuk 1341: }
1.175 sakharuk 1342: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1.152 sakharuk 1343: $result .= '\end{document}';
1.140 sakharuk 1344: }
1345: #-------------------------------------------------------- corrections for the different page formats
1.312 sakharuk 1346: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);
1.316 sakharuk 1347: $result = &latex_corrections($number_of_columns,$result,$selectionmade);
1348: for (my $i=1;$i<=$#print_array;$i++) {$print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i],$selectionmade);}
1.190 sakharuk 1349: #changes page's parameters for the one column output
1.195 sakharuk 1350: if ($numberofcolumns == 1) {
1.339 albertel 1351: $result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
1352: $result =~ s/\\textheight\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
1353: $result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1354: $result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1.195 sakharuk 1355: }
1.367 foxr 1356:
1.140 sakharuk 1357: #-- writing .tex file in prtspool
1358: my $temp_file;
1.277 albertel 1359: my $identifier = &Apache::loncommon::get_cgi_id();
1360: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".$identifier.".tex";
1361: if (!($#print_array>0)) {
1362: unless ($temp_file = Apache::File->new('>'.$filename)) {
1363: $r->log_error("Couldn't open $filename for output $!");
1364: return SERVER_ERROR;
1365: }
1366: print $temp_file $result;
1367: my $begin=index($result,'\begin{document}',0);
1368: my $inc=substr($result,0,$begin+16);
1369: } else {
1370: my $begin=index($result,'\begin{document}',0);
1371: my $inc=substr($result,0,$begin+16);
1372: for (my $i=0;$i<=$#print_array;$i++) {
1373: if ($i==0) {
1374: $print_array[$i]=$result;
1375: } else {
1376: my $anobegin=index($print_array[$i],'\setcounter{page}',0);
1377: substr($print_array[$i],0,$anobegin)='';
1378: $print_array[$i]=$inc.$print_array[$i].'\end{document}';
1379: }
1.272 sakharuk 1380: my $temp_file;
1.273 sakharuk 1381: my $newfilename=$filename;
1.277 albertel 1382: my $num=$i+1;
1383: $newfilename =~s/\.tex$/_$num\.tex/;
1.272 sakharuk 1384: unless ($temp_file = Apache::File->new('>'.$newfilename)) {
1385: $r->log_error("Couldn't open $newfilename for output $!");
1386: return SERVER_ERROR;
1387: }
1388: print $temp_file $print_array[$i];
1389: }
1390: }
1.274 sakharuk 1391: my $student_names='';
1392: if ($#print_array>0) {
1393: for (my $i=0;$i<=$#print_array;$i++) {
1394: $student_names.=$student_names[$i].'_ENDPERSON_';
1395: }
1.277 albertel 1396: } else {
1.278 albertel 1397: if ($#student_names>-1) {
1398: $student_names=$student_names[0].'_ENDPERSON_';
1399: } else {
1400: my $fullname = &get_name($ENV{'user.name'},$ENV{'user.domain'});
1401: $student_names=join(':',$ENV{'user.name'},$ENV{'user.domain'},
1402: $ENV{'request.course.sec'},$fullname).
1403: '_ENDPERSON_'.'_END_';
1404: }
1.274 sakharuk 1405: }
1406:
1.276 sakharuk 1407: my $URLback=''; #link to original document
1408: if ($helper->{'VARS'}->{'construction'} ne '1') {
1409: #prints published resource
1.342 albertel 1410: $URLback=&Apache::lonnet::escape('/adm/flip?postdata=return:');
1.276 sakharuk 1411: } else {
1412: #prints resource from the construction space
1413: $URLback='/'.$helper->{'VARS'}->{'filename'};
1.279 albertel 1414: if ($URLback=~/([^?]+)/) {
1415: $URLback=$1;
1416: $URLback=~s|^/~|/priv/|;
1417: }
1.276 sakharuk 1418: }
1.256 sakharuk 1419:
1.257 sakharuk 1420: &Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename,
1421: 'cgi.'.$identifier.'.layout' => $laystyle,
1422: 'cgi.'.$identifier.'.numcol' => $numberofcolumns,
1.303 sakharuk 1423: 'cgi.'.$identifier.'.paper' => $papersize,
1.257 sakharuk 1424: 'cgi.'.$identifier.'.selection' => $selectionmade,
1425: 'cgi.'.$identifier.'tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
1426: 'cgi.'.$identifier.'tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
1.272 sakharuk 1427: 'cgi.'.$identifier.'role' => $ENV{'request.role.adv'},
1.274 sakharuk 1428: 'cgi.'.$identifier.'numberoffiles' => $#print_array,
1.276 sakharuk 1429: 'cgi.'.$identifier.'studentnames' => $student_names,
1430: 'cgi.'.$identifier.'backref' => $URLback,);
1.256 sakharuk 1431:
1.140 sakharuk 1432: $r->print(<<FINALEND);
1.317 albertel 1433: <br />
1.288 albertel 1434: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
1.317 albertel 1435: <a href="/cgi-bin/printout.pl?$identifier">Continue</a>
1.140 sakharuk 1436: </body>
1437: </html>
1438: FINALEND
1439: }
1440:
1.288 albertel 1441: sub num_to_letters {
1442: my ($num) = @_;
1443: my @nums= split('',$num);
1444: my @num_to_let=('A'..'Z');
1445: my $word;
1446: foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
1447: return $word;
1448: }
1449:
1450: sub get_CODE {
1451: my ($all_codes,$num,$seed,$size)=@_;
1452: my $max='1'.'0'x$size;
1453: my $newcode;
1454: while(1) {
1.293 albertel 1455: $newcode=sprintf("%06d",int(rand($max)));
1.288 albertel 1456: if (!exists($$all_codes{$newcode})) {
1457: $$all_codes{$newcode}=1;
1458: return &num_to_letters($newcode);
1459: }
1460: }
1461: }
1.140 sakharuk 1462:
1.284 albertel 1463: sub print_resources {
1.360 albertel 1464: my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header,
1465: $LaTeXwidth)=@_;
1.284 albertel 1466: my $current_output = '';
1467: my ($username,$userdomain,$usersection) = split /:/,$person;
1468: my $fullname = &get_name($username,$userdomain);
1.323 sakharuk 1469: my $namepostfix;
1.288 albertel 1470: if ($person =~ 'anon') {
1.323 sakharuk 1471: $namepostfix="\\\\Name: ";
1.288 albertel 1472: $fullname = "CODE - ".$moreenv->{'CODE'};
1473: }
1.350 foxr 1474: my $i = 0;
1.284 albertel 1475: #goes through all resources, checks if they are available for
1476: #current student, and produces output
1477: &Apache::lonnet::delenv('form.counter');
1478: &Apache::lonxml::init_counter();
1.363 foxr 1479:
1.364 albertel 1480: my %page_breaks = &get_page_breaks($helper);
1.363 foxr 1481:
1.284 albertel 1482: foreach my $curresline (@{$master_seq}) {
1.351 foxr 1483: if (defined $page_breaks{$curresline}) {
1.350 foxr 1484: if($i != 0) {
1485: $current_output.= "\\newpage\n";
1486: }
1487: }
1488: $i++;
1.284 albertel 1489: if ( !($type eq 'problems' &&
1490: ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {
1491: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
1492: if (&Apache::lonnet::allowed('bre',$res_url)) {
1.305 sakharuk 1493: if ($res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1494: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);
1495: my $lonidsdir=$r->dir_config('lonIDsDir');
1496: my $envfile=$ENV{'user.environment'};
1497: $envfile=~/\/([^\/]+)\.id$/;
1498: $envfile=$1;
1499: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1500: my $current_counter=$ENV{'form.counter'};
1501: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1502: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.332 albertel 1503: $moreenv->{'answer_output_mode'}='tex';
1504: $moreenv->{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1505: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%{$moreenv});
1.305 sakharuk 1506: &Apache::lonnet::appenv(('form.counter' => $current_counter));
1507: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1508: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
1509: } else {
1510: $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1511: $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
1512: $rendered.=&path_to_problem ($curresline,$LaTeXwidth);
1513: $rendered.='\vskip 1 mm '.$ansrendered;
1514: }
1515: }
1516: if ($remove_latex_header eq 'YES') {
1517: $rendered = &latex_header_footer_remove($rendered);
1518: } else {
1519: $rendered =~ s/\\end{document}//;
1520: }
1521: $current_output .= $rendered;
1522: } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
1523: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);
1524: my $lonidsdir=$r->dir_config('lonIDsDir');
1525: my $envfile=$ENV{'user.environment'};
1526: $envfile=~/\/([^\/]+)\.id$/;
1527: $envfile=$1;
1528: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
1529: my $current_counter=$ENV{'form.counter'};
1530: if ($remove_latex_header eq 'YES') {
1531: $rendered = &latex_header_footer_remove($rendered);
1.284 albertel 1532: } else {
1.305 sakharuk 1533: $rendered =~ s/\\end{document}//;
1.284 albertel 1534: }
1.305 sakharuk 1535: $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
1.284 albertel 1536: } else {
1.307 sakharuk 1537: my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'});
1.305 sakharuk 1538: if ($remove_latex_header ne 'NO') {
1539: $rendered = &latex_header_footer_remove($rendered);
1540: } else {
1541: $rendered =~ s/\\end{document}//;
1542: }
1543: $current_output .= $rendered;
1.284 albertel 1544: }
1545: }
1546: $remove_latex_header = 'YES';
1547: }
1.331 albertel 1548: if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284 albertel 1549: }
1550: my $courseidinfo = &get_course();
1551: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1552: if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}
1553: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
1554: if ($current_output=~/\\documentclass/) {
1.334 albertel 1555: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;
1.284 albertel 1556: } else {
1557: my $blankpages = '';
1558: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}
1.334 albertel 1559: $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$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 1560: }
1561: return ($current_output,$fullname);
1562:
1563: }
1.140 sakharuk 1564:
1.3 sakharuk 1565: sub handler {
1566:
1567: my $r = shift;
1.131 bowersj2 1568: my $helper;
1.114 bowersj2 1569:
1.150 sakharuk 1570: # my $loaderror=&Apache::lonnet::overloaderror($r);
1571: # if ($loaderror) { return $loaderror; }
1572: # $loaderror=
1573: # &Apache::lonnet::overloaderror($r,
1574: # $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
1575: # if ($loaderror) { return $loaderror; }
1.67 www 1576:
1.177 sakharuk 1577: my $result = printHelper($r);
1578: if (!ref($result)) {
1579: return $result;
1.60 sakharuk 1580: }
1.177 sakharuk 1581: $helper = $result;
1582:
1583: # my $key;
1584: # foreach $key (keys %{$helper->{'VARS'}}) {
1585: # $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
1586: # }
1.264 sakharuk 1587: # foreach $key (keys %ENV) {
1588: # $r->print(' '.$key.'->'.$ENV{$key}.'<-<br />');
1589: # }
1.177 sakharuk 1590: # return OK;
1.184 sakharuk 1591:
1592: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
1.353 foxr 1593:
1.207 sakharuk 1594: # my $key;
1.200 sakharuk 1595: # foreach $key (keys %parmhash) {
1596: # $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />');
1597: # }
1.353 foxr 1598: #
1.350 foxr 1599:
1600:
1.367 foxr 1601: # If a figure conversion queue file exists for this user.domain
1602: # we delete it since it can only be bad (if it were good, printout.pl
1603: # would have deleted it the last time around.
1604:
1605: my $conversion_queuefile = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";
1606: if(-e $conversion_queuefile) {
1607: unlink $conversion_queuefile;
1608: }
1.184 sakharuk 1609: &output_data($r,$helper,\%parmhash);
1.2 sakharuk 1610: return OK;
1.60 sakharuk 1611: }
1.2 sakharuk 1612:
1.131 bowersj2 1613: use Apache::lonhelper;
1.130 sakharuk 1614:
1.223 bowersj2 1615: sub addMessage {
1616: my $text = shift;
1617: my $paramHash = Apache::lonhelper::getParamHash();
1618: $paramHash->{MESSAGE_TEXT} = $text;
1619: Apache::lonhelper::message->new();
1620: }
1621:
1.238 bowersj2 1622: use Data::Dumper;
1623:
1.131 bowersj2 1624: sub printHelper {
1.115 bowersj2 1625: my $r = shift;
1626:
1627: if ($r->header_only) {
1.131 bowersj2 1628: if ($ENV{'browser.mathml'}) {
1.241 www 1629: &Apache::loncommon::content_type($r,'text/xml');
1.131 bowersj2 1630: } else {
1.241 www 1631: &Apache::loncommon::content_type($r,'text/html');
1.131 bowersj2 1632: }
1633: $r->send_http_header;
1634: return OK;
1.115 bowersj2 1635: }
1636:
1.131 bowersj2 1637: # Send header, nocache
1.115 bowersj2 1638: if ($ENV{'browser.mathml'}) {
1.241 www 1639: &Apache::loncommon::content_type($r,'text/xml');
1.115 bowersj2 1640: } else {
1.241 www 1641: &Apache::loncommon::content_type($r,'text/html');
1.115 bowersj2 1642: }
1643: &Apache::loncommon::no_cache($r);
1644: $r->send_http_header;
1645: $r->rflush();
1646:
1.131 bowersj2 1647: # Unfortunately, this helper is so complicated we have to
1648: # write it by hand
1649:
1650: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
1651:
1.176 bowersj2 1652: my $helper = Apache::lonhelper::helper->new("Printing Helper");
1.146 bowersj2 1653: $helper->declareVar('symb');
1.156 bowersj2 1654: $helper->declareVar('postdata');
1.290 sakharuk 1655: $helper->declareVar('curseed');
1656: $helper->declareVar('probstatus');
1.156 bowersj2 1657: $helper->declareVar('filename');
1658: $helper->declareVar('construction');
1.178 sakharuk 1659: $helper->declareVar('assignment');
1.262 sakharuk 1660: $helper->declareVar('style_file');
1.340 foxr 1661: $helper->declareVar('student_sort');
1.363 foxr 1662: $helper->declareVar('FINISHPAGE');
1.366 foxr 1663: $helper->declareVar('PRINT_TYPE');
1.372 ! foxr 1664: $helper->declareVar("showallfoils");
1.363 foxr 1665:
1666: # The page breaks can get loaded initially from the course environment:
1.366 foxr 1667:
1668: if((!defined($ENV{"form.CURRENT_STATE"})) ||
1669: ($ENV{'form.CURRENT_STATE'} == "START")) {
1670: $helper->{VARS}->{FINISHPAGE} = ""; # In case they did a back e.g.
1671: }
1672:
1673:
1.363 foxr 1674:
1675: &Apache::loncommon::restore_course_settings('print',
1.366 foxr 1676: {'pagebreaks' => 'scalar',
1677: 'lastprinttype' => 'scalar'});
1.363 foxr 1678:
1.366 foxr 1679:
1680: if("$helper->{VARS}->{PRINT_TYPE}" eq "$ENV{'form.lastprinttype'}") {
1681: $helper->{VARS}->{FINISHPAGE} = $ENV{'form.pagebreaks'};
1682: }
1683:
1.131 bowersj2 1684:
1685: # This will persistently load in the data we want from the
1686: # very first screen.
1.156 bowersj2 1687: # Detect whether we're coming from construction space
1.208 www 1688: if ($ENV{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {
1.235 bowersj2 1689: $helper->{VARS}->{'filename'} = "~$1/$2";
1.156 bowersj2 1690: $helper->{VARS}->{'construction'} = 1;
1691: } else {
1692: if ($ENV{'form.postdata'}) {
1693: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'});
1694: }
1695: if ($ENV{'form.symb'}) {
1696: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1697: }
1698: if ($ENV{'form.url'}) {
1699: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1700: }
1.157 bowersj2 1701: }
1.156 bowersj2 1702:
1.146 bowersj2 1703: if ($ENV{'form.symb'}) {
1704: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1705: }
1706: if ($ENV{'form.url'}) {
1.140 sakharuk 1707: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1.153 sakharuk 1708:
1.140 sakharuk 1709: }
1.343 albertel 1710: $helper->{VARS}->{'symb'}=
1711: &Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
1.335 albertel 1712: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
1.178 sakharuk 1713: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1.140 sakharuk 1714:
1.156 bowersj2 1715:
1.146 bowersj2 1716: # Extract map
1717: my $symb = $helper->{VARS}->{'symb'};
1.156 bowersj2 1718: my ($map, $id, $url);
1719: my $subdir;
1720:
1721: # Get the resource name from construction space
1722: if ($helper->{VARS}->{'construction'}) {
1723: $resourceTitle = substr($helper->{VARS}->{'filename'},
1724: rindex($helper->{VARS}->{'filename'}, '/')+1);
1725: $subdir = substr($helper->{VARS}->{'filename'},
1726: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
1727: } else {
1.233 www 1728: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
1.343 albertel 1729: $helper->{VARS}->{'postdata'} =
1730: &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
1.146 bowersj2 1731:
1.156 bowersj2 1732: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1.238 bowersj2 1733: my $postdata = $helper->{VARS}->{'postdata'};
1734: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
1.156 bowersj2 1735: }
1736: $subdir = &Apache::lonnet::filelocation("", $url);
1.128 bowersj2 1737: }
1.230 albertel 1738: if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) {
1739: $helper->{VARS}->{'curseed'}=$ENV{'form.curseed'};
1740: }
1.290 sakharuk 1741: if (!$helper->{VARS}->{'probstatus'} && $ENV{'form.problemtype'}) {
1742: $helper->{VARS}->{'probstatus'}=$ENV{'form.problemtype'};
1743: }
1.115 bowersj2 1744:
1.192 bowersj2 1745: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
1.235 bowersj2 1746: my $userPriviledged = ($ENV{'request.role'}=~m/^cc\./ or
1747: $ENV{'request.role'}=~m/^in\./ or
1748: $ENV{'request.role'}=~m/^ta\./);
1.192 bowersj2 1749:
1.131 bowersj2 1750: Apache::lonhelper::registerHelperTags();
1.119 bowersj2 1751:
1.131 bowersj2 1752: # "Delete everything after the last slash."
1.119 bowersj2 1753: $subdir =~ s|/[^/]+$||;
1.162 sakharuk 1754: if (not $helper->{VARS}->{'construction'}) {
1.302 sakharuk 1755: $subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir;
1.153 sakharuk 1756: }
1.189 bowersj2 1757: # "Remove all duplicate slashes."
1758: $subdir =~ s|/+|/|g;
1.119 bowersj2 1759:
1.131 bowersj2 1760: # What can be printed is a very dynamic decision based on
1761: # lots of factors. So we need to dynamically build this list.
1762: # To prevent security leaks, states are only added to the wizard
1763: # if they can be reached, which ensures manipulating the form input
1764: # won't allow anyone to reach states they shouldn't have permission
1765: # to reach.
1766:
1767: # printChoices is tracking the kind of printing the user can
1768: # do, and will be used in a choices construction later.
1769: # In the meantime we will be adding states and elements to
1770: # the helper by hand.
1771: my $printChoices = [];
1772: my $paramHash;
1.130 sakharuk 1773:
1.240 albertel 1774: if ($resourceTitle) {
1.291 sakharuk 1775: push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE'];
1.156 bowersj2 1776: }
1777:
1.238 bowersj2 1778: # Useful filter strings
1.287 albertel 1779: my $isProblem = '($res->is_problem()||$res->contains_problem) ';
1.238 bowersj2 1780: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1.287 albertel 1781: my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()';
1782: my $isNotMap = '!$res->is_sequence()';
1.238 bowersj2 1783: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
1784: my $isMap = '$res->is_map()';
1.342 albertel 1785: my $symbFilter = '$res->shown_symb()';
1786: my $urlValue = '$res->link()';
1.238 bowersj2 1787:
1788: $helper->declareVar('SEQUENCE');
1789:
1790: # Useful for debugging: Dump the help vars
1.366 foxr 1791: # $r->print(Dumper($helper->{VARS}));
1792: # $r->print($map);
1.238 bowersj2 1793:
1.131 bowersj2 1794: # If we're in a sequence...
1.235 bowersj2 1795: if (($helper->{'VARS'}->{'construction'} ne '1') &&
1.350 foxr 1796:
1.243 bowersj2 1797: $helper->{VARS}->{'postdata'} &&
1798: $helper->{VARS}->{'assignment'}) {
1.131 bowersj2 1799: # Allow problems from sequence
1.291 sakharuk 1800: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1.131 bowersj2 1801: # Allow all resources from sequence
1.291 sakharuk 1802: push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1.130 sakharuk 1803:
1.131 bowersj2 1804: my $helperFragment = <<HELPERFRAGMENT;
1.155 sakharuk 1805: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
1806: <message>(mark them then click "next" button) <br /></message>
1.287 albertel 1807: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1808: closeallpages="1">
1.144 bowersj2 1809: <nextstate>PAGESIZE</nextstate>
1.192 bowersj2 1810: <filterfunc>return $isProblem;</filterfunc>
1.131 bowersj2 1811: <mapurl>$map</mapurl>
1.238 bowersj2 1812: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 1813: <option text='Newpage' variable='FINISHPAGE' />
1.131 bowersj2 1814: </resource>
1815: </state>
1816:
1.155 sakharuk 1817: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
1818: <message>(mark them then click "next" button) <br /></message>
1.287 albertel 1819: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
1820: closeallpages="1">
1.144 bowersj2 1821: <nextstate>PAGESIZE</nextstate>
1.145 bowersj2 1822: <filterfunc>return $isNotMap;</filterfunc>
1.131 bowersj2 1823: <mapurl>$map</mapurl>
1.238 bowersj2 1824: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 1825: <option text='Newpage' variable='FINISHPAGE' />
1.131 bowersj2 1826: </resource>
1827: </state>
1828: HELPERFRAGMENT
1.121 bowersj2 1829:
1.326 sakharuk 1830: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1.121 bowersj2 1831: }
1832:
1.354 foxr 1833: # If the user is privileged, allow them to print all
1834: # problems and resources in the entier course, optionally for selected students
1.306 sakharuk 1835: if ($userPriviledged &&
1836: ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) {
1.350 foxr 1837:
1.254 sakharuk 1838: push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
1.354 foxr 1839: push @{$printChoices}, ['<b>Resources</b> from <b>entire course</b>', 'all_resources', 'ALL_RESOURCES'];
1.284 albertel 1840: &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS);
1.155 sakharuk 1841: <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
1842: <message>(mark them then click "next" button) <br /></message>
1.287 albertel 1843: <resource variable="RESOURCES" toponly='0' multichoice="1"
1844: suppressEmptySequences='0' addstatus="1" closeallpages="1">
1.144 bowersj2 1845: <nextstate>PAGESIZE</nextstate>
1.192 bowersj2 1846: <filterfunc>return $isProblemOrMap;</filterfunc>
1.287 albertel 1847: <choicefunc>return $isNotMap;</choicefunc>
1.238 bowersj2 1848: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 1849: <option text='Newpage' variable='FINISHPAGE' />
1.284 albertel 1850: </resource>
1851: </state>
1.354 foxr 1852: <state name="ALL_RESOURCES" title="Select Resource(s) to print">
1853: <message>(Mark them then click "next" button) <br /> </message>
1854: <resource variable="RESOURCES" toponly='0' multichoice='1'
1855: suppressEmptySequences='0' addstatus='1' closeallpages='1'>
1856: <nextstate>PAGESIZE</nextstate>
1857: <filterfunc>return $isNotMap; </filterfunc>
1858: <valuefunc>return $symbFilter;</valuefunc>
1859: <option text='NewPage' variable='FINISHPAGE' />
1860: </resource>
1861: </state>
1.284 albertel 1862: ALL_PROBLEMS
1.132 bowersj2 1863:
1.284 albertel 1864: if ($helper->{VARS}->{'assignment'}) {
1.291 sakharuk 1865: 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'];
1866: 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 1867: }
1868: my $resource_selector=<<RESOURCE_SELECTOR;
1869: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.287 albertel 1870: <resource variable="RESOURCES" multichoice="1" addstatus="1"
1871: closeallpages="1">
1.254 sakharuk 1872: <filterfunc>return $isProblem;</filterfunc>
1.148 bowersj2 1873: <mapurl>$map</mapurl>
1.254 sakharuk 1874: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 1875: <option text='New Page' variable='FINISHPAGE' />
1.147 bowersj2 1876: </resource>
1.155 sakharuk 1877: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1.149 bowersj2 1878: <choices variable="EMPTY_PAGES">
1.204 sakharuk 1879: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1880: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1881: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1882: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1.284 albertel 1883: </choices>
1884: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
1885: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
1886: RESOURCE_SELECTOR
1887:
1888: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
1889: <state name="CHOOSE_STUDENTS" title="Select Students and Resources">
1.370 foxr 1890: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" coursepersonnel="1"/>
1.352 foxr 1891: <message><b>Select sort order</b> </message>
1.340 foxr 1892: <choices variable='student_sort'>
1893: <choice computer='0'>Sort by section then student</choice>
1894: <choice computer='1'>Sort by students across sections.</choice>
1895: </choices>
1.284 albertel 1896: $resource_selector
1897: </state>
1.131 bowersj2 1898: CHOOSE_STUDENTS
1.292 albertel 1899:
1900: my $cdom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
1901: my $cnum = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
1902: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
1903: my $namechoice='<choice></choice>';
1.337 albertel 1904: foreach my $name (sort {uc($a) cmp uc($b)} @names) {
1.294 albertel 1905: if ($name =~ /^error: 2 /) { next; }
1.292 albertel 1906: $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
1907: }
1.284 albertel 1908: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);
1909: <state name="CHOOSE_ANON1" title="Select Students and Resources">
1.288 albertel 1910: <nextstate>PAGESIZE</nextstate>
1.362 albertel 1911: <message><hr width='33%' /></message>
1912: <message><table><tr><td><b>Number of anonymous assignments to print?</b></td><td></message>
1913: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
1914: <validator>
1915: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
1916: !\$helper->{'VARS'}{'REUSE_OLD_CODES'}) {
1917: return "You need to specify the number of assignments to print";
1918: }
1919: return undef;
1920: </validator>
1921: </string>
1922: <message></td></tr><tr><td></message>
1923: <message><b>Names to store the CODEs under for later:</b></message>
1924: <message></td><td></message>
1.288 albertel 1925: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
1.362 albertel 1926: <message></td></tr></table></message>
1.292 albertel 1927: <message><hr width='33%' /></message>
1928: <message><b>Reprint a set of saved CODEs:</b></message>
1929: <dropdown variable="REUSE_OLD_CODES">
1930: $namechoice
1931: </dropdown>
1.284 albertel 1932: <message><hr width='33%' /></message>
1933: $resource_selector
1934: </state>
1935: CHOOSE_ANON1
1.254 sakharuk 1936:
1.272 sakharuk 1937:
1.254 sakharuk 1938: if ($helper->{VARS}->{'assignment'}) {
1.291 sakharuk 1939: 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'];
1940: 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 1941: }
1.284 albertel 1942:
1943:
1944: $resource_selector=<<RESOURCE_SELECTOR;
1.254 sakharuk 1945: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.287 albertel 1946: <resource variable="RESOURCES" multichoice="1" addstatus="1"
1947: closeallpages="1">
1.254 sakharuk 1948: <filterfunc>return $isNotMap;</filterfunc>
1949: <mapurl>$map</mapurl>
1950: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 1951: <option text='Newpage' variable='FINISHPAGE' />
1.254 sakharuk 1952: </resource>
1953: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1954: <choices variable="EMPTY_PAGES">
1955: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
1956: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
1957: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
1958: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1.284 albertel 1959: </choices>
1960: <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
1961: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
1962: RESOURCE_SELECTOR
1963:
1964: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
1965: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
1.370 foxr 1966: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" coursepersonnel="1" />
1.340 foxr 1967: <choices variable='student_sort'>
1968: <choice computer='0'>Sort by section then student</choice>
1969: <choice computer='1'>Sort by students across sections.</choice>
1970: </choices>
1971:
1.284 albertel 1972: $resource_selector
1.254 sakharuk 1973: </state>
1974: CHOOSE_STUDENTS1
1975:
1.284 albertel 1976: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
1977: <state name="CHOOSE_ANON2" title="Select Students and Resources">
1.294 albertel 1978: <nextstate>PAGESIZE</nextstate>
1.362 albertel 1979: <message><table><tr><td><b>Number of anonymous assignments to print?</b></td><td></message>
1980: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5">
1981: <validator>
1982: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) &&
1983: !\$helper->{'VARS'}{'REUSE_OLD_CODES'}) {
1984: return "You need to specify the number of assignments to print";
1985: }
1986: return undef;
1987: </validator>
1988: </string>
1989: <message></td></tr><tr><td></message>
1990: <message><b>Names to store the CODEs under for later:</b></message>
1991: <message></td><td></message>
1.294 albertel 1992: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
1.362 albertel 1993: <message></td></tr></table></message>
1.294 albertel 1994: <message><hr width='33%' /></message>
1995: <message><b>Reprint a set of saved CODEs:</b></message>
1996: <dropdown variable="REUSE_OLD_CODES">
1997: $namechoice
1998: </dropdown>
1.284 albertel 1999: <message><hr width='33%' /></message>
2000: $resource_selector
2001: </state>
2002: CHOOSE_ANON2
1.121 bowersj2 2003: }
2004:
2005: # FIXME: That RE should come from a library somewhere.
1.302 sakharuk 2006: if ((((&Apache::lonnet::allowed('bre',$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 $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {
1.291 sakharuk 2007: push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
1.238 bowersj2 2008:
1.131 bowersj2 2009: my $f = '$filename';
1.139 bowersj2 2010: my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
1.155 sakharuk 2011: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
2012: <message>(mark them then click "next" button) <br /></message>
1.138 bowersj2 2013: <files variable="FILES" multichoice='1'>
1.144 bowersj2 2014: <nextstate>PAGESIZE</nextstate>
1.138 bowersj2 2015: <filechoice>return '$subdir';</filechoice>
1.139 bowersj2 2016: CHOOSE_FROM_SUBDIR
2017:
1.238 bowersj2 2018: # this is broken up because I really want interpolation above,
2019: # and I really DON'T want it below
1.139 bowersj2 2020: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
1.225 bowersj2 2021: <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
2022: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
1.131 bowersj2 2023: </filefilter>
1.138 bowersj2 2024: </files>
1.131 bowersj2 2025: </state>
2026: CHOOSE_FROM_SUBDIR
1.139 bowersj2 2027: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.131 bowersj2 2028: }
1.238 bowersj2 2029:
2030: # Allow the user to select any sequence in the course, feed it to
2031: # another resource selector for that sequence
1.239 bowersj2 2032: if (!$helper->{VARS}->{'construction'}) {
1.254 sakharuk 2033: push @$printChoices, ["<b>Resources</b> from <b>selected sequence</b> in course",
1.249 sakharuk 2034: 'select_sequences', 'CHOOSE_SEQUENCE'];
1.244 bowersj2 2035: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
2036: #Escape apostrophes and backslashes for Perl
2037: $escapedSequenceName =~ s/\\/\\\\/g;
2038: $escapedSequenceName =~ s/'/\\'/g;
1.239 bowersj2 2039: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
1.238 bowersj2 2040: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
2041: <message>Select the sequence to print resources from:</message>
2042: <resource variable="SEQUENCE">
2043: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
2044: <filterfunc>return \$res->is_sequence;</filterfunc>
2045: <valuefunc>return $urlValue;</valuefunc>
1.350 foxr 2046: <option text='Newpage' variable='FINISHPAGE' />
1.238 bowersj2 2047: </resource>
2048: </state>
2049: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
2050: <message>(mark desired resources then click "next" button) <br /></message>
1.287 albertel 2051: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
2052: closeallpages="1">
1.238 bowersj2 2053: <nextstate>PAGESIZE</nextstate>
2054: <filterfunc>return $isProblem</filterfunc>
1.244 bowersj2 2055: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
1.238 bowersj2 2056: <valuefunc>return $symbFilter;</valuefunc>
1.350 foxr 2057: <option text='Newpage' variable='FINISHPAGE' />
1.238 bowersj2 2058: </resource>
2059: </state>
2060: CHOOSE_FROM_ANY_SEQUENCE
1.239 bowersj2 2061: }
1.131 bowersj2 2062:
2063: # Generate the first state, to select which resources get printed.
1.223 bowersj2 2064: Apache::lonhelper::state->new("START", "Select Printing Options:");
1.131 bowersj2 2065: $paramHash = Apache::lonhelper::getParamHash();
1.155 sakharuk 2066: $paramHash->{MESSAGE_TEXT} = "";
1.131 bowersj2 2067: Apache::lonhelper::message->new();
2068: $paramHash = Apache::lonhelper::getParamHash();
2069: $paramHash->{'variable'} = 'PRINT_TYPE';
2070: $paramHash->{CHOICES} = $printChoices;
2071: Apache::lonhelper::choices->new();
1.161 bowersj2 2072:
1.223 bowersj2 2073: my $startedTable = 0; # have we started an HTML table yet? (need
2074: # to close it later)
2075:
1.170 sakharuk 2076: if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or
2077: ($helper->{VARS}->{'construction'} eq '1')) {
1.242 sakharuk 2078: addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
1.161 bowersj2 2079: $paramHash = Apache::lonhelper::getParamHash();
1.162 sakharuk 2080: $paramHash->{'variable'} = 'ANSWER_TYPE';
2081: $helper->declareVar('ANSWER_TYPE');
1.161 bowersj2 2082: $paramHash->{CHOICES} = [
1.242 sakharuk 2083: ['Without Answers', 'yes'],
2084: ['With Answers', 'no'],
1.368 albertel 2085: ['Only Answers', 'only']
1.289 sakharuk 2086: ];
1.210 sakharuk 2087: Apache::lonhelper::dropdown->new();
1.223 bowersj2 2088: addMessage("</td></tr>");
2089: $startedTable = 1;
1.161 bowersj2 2090: }
1.209 sakharuk 2091:
1.203 sakharuk 2092: if ($ENV{'request.role.adv'}) {
1.223 bowersj2 2093: if (!$startedTable) {
2094: addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");
2095: $startedTable = 1;
2096: } else {
2097: addMessage("<tr><td align='right'>LaTeX mode: </td><td>");
2098: }
1.203 sakharuk 2099: $paramHash = Apache::lonhelper::getParamHash();
2100: $paramHash->{'variable'} = 'LATEX_TYPE';
2101: $helper->declareVar('LATEX_TYPE');
2102: if ($helper->{VARS}->{'construction'} eq '1') {
2103: $paramHash->{CHOICES} = [
1.223 bowersj2 2104: ['standard LaTeX mode', 'standard'],
2105: ['LaTeX batchmode', 'batchmode'], ];
1.203 sakharuk 2106: } else {
2107: $paramHash->{CHOICES} = [
1.223 bowersj2 2108: ['LaTeX batchmode', 'batchmode'],
2109: ['standard LaTeX mode', 'standard'] ];
1.203 sakharuk 2110: }
1.210 sakharuk 2111: Apache::lonhelper::dropdown->new();
1.218 sakharuk 2112:
1.223 bowersj2 2113: addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>");
1.209 sakharuk 2114: $paramHash = Apache::lonhelper::getParamHash();
2115: $paramHash->{'variable'} = 'TABLE_CONTENTS';
2116: $helper->declareVar('TABLE_CONTENTS');
2117: $paramHash->{CHOICES} = [
1.223 bowersj2 2118: ['No', 'no'],
2119: ['Yes', 'yes'] ];
1.210 sakharuk 2120: Apache::lonhelper::dropdown->new();
1.223 bowersj2 2121: addMessage("</td></tr>");
1.214 sakharuk 2122:
1.220 sakharuk 2123: if (not $helper->{VARS}->{'construction'}) {
1.223 bowersj2 2124: addMessage("<tr><td align='right'>Print Index: </td><td>");
1.220 sakharuk 2125: $paramHash = Apache::lonhelper::getParamHash();
2126: $paramHash->{'variable'} = 'TABLE_INDEX';
2127: $helper->declareVar('TABLE_INDEX');
2128: $paramHash->{CHOICES} = [
1.223 bowersj2 2129: ['No', 'no'],
2130: ['Yes', 'yes'] ];
1.220 sakharuk 2131: Apache::lonhelper::dropdown->new();
1.223 bowersj2 2132: addMessage("</td></tr>");
1.309 sakharuk 2133: addMessage("<tr><td align='right'>Print Discussions: </td><td>");
2134: $paramHash = Apache::lonhelper::getParamHash();
2135: $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';
2136: $helper->declareVar('PRINT_DISCUSSIONS');
2137: $paramHash->{CHOICES} = [
2138: ['No', 'no'],
2139: ['Yes', 'yes'] ];
2140: Apache::lonhelper::dropdown->new();
2141: addMessage("</td></tr>");
1.372 ! foxr 2142:
! 2143: # If advanced roles, then allow to show all foils.
! 2144:
! 2145: if ($ENV{'request.role.adv'}) {
! 2146: addMessage("<tr><td align = 'right'> </td><td>");
! 2147: $paramHash = Apache::lonhelper::getParamHash();
! 2148: $paramHash->{'multichoice'} = "true";
! 2149: $paramHash->{'allowempty'} = "true";
! 2150: $paramHash->{'variable'} = "showallfoils";
! 2151: $paramHash->{'CHOICES'} = [ ["Show all foils", "1"] ];
! 2152: Apache::lonhelper::choices->new();
! 2153: addMessage("</td></tr>");
! 2154: }
! 2155:
1.220 sakharuk 2156: }
1.219 sakharuk 2157:
1.230 albertel 2158: if ($helper->{'VARS'}->{'construction'}) {
1.265 sakharuk 2159: my $stylevalue=$ENV{'construct.style'};
2160: my $xmlfrag .= <<"RNDSEED";
1.290 sakharuk 2161: <message><tr><td align='right'>Use random seed: </td><td></message>
1.230 albertel 2162: <string variable="curseed" size="15" maxlength="15">
2163: <defaultvalue>
2164: return $helper->{VARS}->{'curseed'};
2165: </defaultvalue>
1.262 sakharuk 2166: </string>
1.264 sakharuk 2167: <message></td></tr><tr><td align="right">Use style file:</td><td></message>
1.265 sakharuk 2168: <message><input type="text" size="40" name="style_file_value" value="$stylevalue" /> <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><td></message>
1.230 albertel 2169: <message></td></tr></message>
1.371 foxr 2170: <choices allowempty="1" multichoice="true" variable="showallfoils">
2171: <choice computer="1">Show all foils?</choice>
2172: </choices>
1.230 albertel 2173: RNDSEED
2174: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.264 sakharuk 2175: $helper->{'VARS'}->{'style_file'}=$ENV{'form.style_file_value'};
1.371 foxr 2176:
1.372 ! foxr 2177: }
! 2178:
1.223 bowersj2 2179: }
1.264 sakharuk 2180:
2181:
2182:
1.218 sakharuk 2183:
1.223 bowersj2 2184: if ($startedTable) {
2185: addMessage("</table>");
1.215 sakharuk 2186: }
1.161 bowersj2 2187:
1.131 bowersj2 2188: Apache::lonprintout::page_format_state->new("FORMAT");
2189:
1.144 bowersj2 2190: # Generate the PAGESIZE state which will offer the user the margin
2191: # choices if they select one column
2192: Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
2193: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
2194:
2195:
1.131 bowersj2 2196: $helper->process();
2197:
2198: # MANUAL BAILOUT CONDITION:
2199: # If we're in the "final" state, bailout and return to handler
2200: if ($helper->{STATE} eq 'FINAL') {
2201: return $helper;
2202: }
1.130 sakharuk 2203:
1.131 bowersj2 2204: $r->print($helper->display());
1.130 sakharuk 2205:
1.333 albertel 2206: &Apache::lonhelper::unregisterHelperTags();
1.115 bowersj2 2207:
2208: return OK;
2209: }
2210:
1.1 www 2211:
2212: 1;
1.119 bowersj2 2213:
2214: package Apache::lonprintout::page_format_state;
2215:
2216: =pod
2217:
1.131 bowersj2 2218: =head1 Helper element: page_format_state
2219:
2220: See lonhelper.pm documentation for discussion of the helper framework.
1.119 bowersj2 2221:
1.131 bowersj2 2222: Apache::lonprintout::page_format_state is an element that gives the
2223: user an opportunity to select the page layout they wish to print
2224: with: Number of columns, portrait/landscape, and paper size. If you
2225: want to change the paper size choices, change the @paperSize array
2226: contents in this package.
1.119 bowersj2 2227:
1.131 bowersj2 2228: page_format_state is always directly invoked in lonprintout.pm, so there
2229: is no tag interface. You actually pass parameters to the constructor.
1.119 bowersj2 2230:
2231: =over 4
2232:
1.131 bowersj2 2233: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1.119 bowersj2 2234:
2235: =back
2236:
2237: =cut
2238:
1.131 bowersj2 2239: use Apache::lonhelper;
1.119 bowersj2 2240:
2241: no strict;
1.131 bowersj2 2242: @ISA = ("Apache::lonhelper::element");
1.119 bowersj2 2243: use strict;
1.266 sakharuk 2244: use Apache::lonlocal;
1.119 bowersj2 2245:
2246: my $maxColumns = 2;
1.326 sakharuk 2247: my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]",
1.327 albertel 2248: "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
1.326 sakharuk 2249: "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]",
2250: "a5 [148x210 mm]", "a6 [105x148 mm]" );
1.119 bowersj2 2251:
2252: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
2253: # Paper type
2254:
2255: sub new {
1.131 bowersj2 2256: my $self = Apache::lonhelper::element->new();
1.119 bowersj2 2257:
1.135 bowersj2 2258: shift;
2259:
1.131 bowersj2 2260: $self->{'variable'} = shift;
1.134 bowersj2 2261: my $helper = Apache::lonhelper::getHelper();
1.135 bowersj2 2262: $helper->declareVar($self->{'variable'});
1.131 bowersj2 2263: bless($self);
1.119 bowersj2 2264: return $self;
2265: }
2266:
2267: sub render {
2268: my $self = shift;
1.131 bowersj2 2269: my $helper = Apache::lonhelper::getHelper();
1.119 bowersj2 2270: my $result = '';
1.131 bowersj2 2271: my $var = $self->{'variable'};
1.266 sakharuk 2272: my $PageLayout=&mt('Page layout');
2273: my $NumberOfColumns=&mt('Number of columns');
2274: my $PaperType=&mt('Paper type');
1.119 bowersj2 2275: $result .= <<STATEHTML;
2276:
1.223 bowersj2 2277: <hr width="33%" />
1.119 bowersj2 2278: <table cellpadding="3">
2279: <tr>
1.266 sakharuk 2280: <td align="center"><b>$PageLayout</b></td>
2281: <td align="center"><b>$NumberOfColumns</b></td>
2282: <td align="center"><b>$PaperType</b></td>
1.119 bowersj2 2283: </tr>
2284: <tr>
2285: <td>
1.155 sakharuk 2286: <input type="radio" name="${var}.layout" value="L" /> Landscape<br />
2287: <input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait
1.119 bowersj2 2288: </td>
1.155 sakharuk 2289: <td align="center">
1.119 bowersj2 2290: <select name="${var}.cols">
2291: STATEHTML
2292:
2293: my $i;
2294: for ($i = 1; $i <= $maxColumns; $i++) {
1.144 bowersj2 2295: if ($i == 2) {
1.119 bowersj2 2296: $result .= "<option value='$i' selected>$i</option>\n";
2297: } else {
2298: $result .= "<option value='$i'>$i</option>\n";
2299: }
2300: }
2301:
2302: $result .= "</select></td><td>\n";
2303: $result .= "<select name='${var}.paper'>\n";
2304:
1.304 sakharuk 2305: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
2306: my $DefaultPaperSize=$parmhash{'default_paper_size'};
2307: if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
1.119 bowersj2 2308: $i = 0;
2309: foreach (@paperSize) {
1.326 sakharuk 2310: $_=~/(\w+)/;
2311: my $papersize=$1;
1.304 sakharuk 2312: if ($paperSize[$i]=~/$DefaultPaperSize/) {
1.326 sakharuk 2313: $result .= "<option selected value='$papersize'>" . $paperSize[$i] . "</option>\n";
1.119 bowersj2 2314: } else {
1.326 sakharuk 2315: $result .= "<option value='$papersize'>" . $paperSize[$i] . "</option>\n";
1.119 bowersj2 2316: }
2317: $i++;
2318: }
2319: $result .= "</select></td></tr></table>";
2320: return $result;
1.135 bowersj2 2321: }
2322:
2323: sub postprocess {
2324: my $self = shift;
2325:
2326: my $var = $self->{'variable'};
1.136 bowersj2 2327: my $helper = Apache::lonhelper->getHelper();
1.135 bowersj2 2328: $helper->{VARS}->{$var} =
1.136 bowersj2 2329: $ENV{"form.$var.layout"} . '|' . $ENV{"form.$var.cols"} . '|' .
2330: $ENV{"form.$var.paper"};
1.135 bowersj2 2331: return 1;
1.119 bowersj2 2332: }
2333:
2334: 1;
1.144 bowersj2 2335:
2336: package Apache::lonprintout::page_size_state;
2337:
2338: =pod
2339:
2340: =head1 Helper element: page_size_state
2341:
2342: See lonhelper.pm documentation for discussion of the helper framework.
2343:
2344: Apache::lonprintout::page_size_state is an element that gives the
2345: user the opportunity to further refine the page settings if they
2346: select a single-column page.
2347:
2348: page_size_state is always directly invoked in lonprintout.pm, so there
2349: is no tag interface. You actually pass parameters to the constructor.
2350:
2351: =over 4
2352:
2353: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
2354:
2355: =back
2356:
2357: =cut
2358:
2359: use Apache::lonhelper;
2360:
2361: no strict;
2362: @ISA = ("Apache::lonhelper::element");
2363: use strict;
2364:
2365:
2366:
2367: sub new {
2368: my $self = Apache::lonhelper::element->new();
2369:
2370: shift; # disturbs me (probably prevents subclassing) but works (drops
2371: # package descriptor)... - Jeremy
2372:
2373: $self->{'variable'} = shift;
2374: my $helper = Apache::lonhelper::getHelper();
2375: $helper->declareVar($self->{'variable'});
2376:
2377: # The variable name of the format element, so we can look into
2378: # $helper->{VARS} to figure out whether the columns are one or two
2379: $self->{'formatvar'} = shift;
2380:
2381: # The state to transition to after selection, or after discovering
2382: # the cols are not set to 1
2383: $self->{NEXTSTATE} = shift;
2384: bless($self);
2385: return $self;
2386: }
2387:
2388: sub render {
2389: my $self = shift;
2390: my $helper = Apache::lonhelper::getHelper();
2391: my $result = '';
2392: my $var = $self->{'variable'};
2393:
2394: if (defined $self->{ERROR_MSG}) {
2395: $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
2396: }
2397:
2398: $result .= <<ELEMENTHTML;
2399:
2400: <p>How should the column be formatted?</p>
2401:
2402: <table cellpadding='3'>
2403: <tr>
2404: <td align='right'><b>Width</b>:</td>
2405: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
2406: <td align='left'>
2407: <select name='$var.widthunit'>
2408: <option>cm</option><option>in</option>
2409: </select>
2410: </td>
2411: </tr>
2412: <tr>
2413: <td align='right'><b>Height</b>:</td>
2414: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
2415: <td align='left'>
2416: <select name='$var.heightunit'>
2417: <option>cm</option><option>in</option>
2418: </select>
2419: </td>
2420: </tr>
2421: <tr>
2422: <td align='right'><b>Left margin</b>:</td>
2423: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
2424: <td align='left'>
1.186 bowersj2 2425: <select name='$var.lmarginunit'>
1.144 bowersj2 2426: <option>cm</option><option>in</option>
2427: </select>
2428: </td>
2429: </tr>
2430: </table>
2431:
2432: <p>Hint: Some instructors like to leave scratch space for the student by
1.280 albertel 2433: making the width much smaller than the width of the page.</p>
1.144 bowersj2 2434:
2435: ELEMENTHTML
2436:
2437: return $result;
2438: }
2439:
2440: # If the user didn't select 1 column, skip this state.
2441: sub preprocess {
2442: my $self = shift;
2443: my $helper = Apache::lonhelper::getHelper();
2444:
2445: my $format = $helper->{VARS}->{$self->{'formatvar'}};
2446: if (substr($format, 2, 1) ne '1') {
2447: $helper->changeState($self->{NEXTSTATE});
2448: }
2449:
2450: return 1;
2451: }
2452:
2453: sub postprocess {
2454: my $self = shift;
2455:
2456: my $var = $self->{'variable'};
2457: my $helper = Apache::lonhelper->getHelper();
2458: my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"};
2459: my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"};
2460: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"};
2461: $helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"};
2462: $helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"};
2463: $helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"};
2464:
2465: my $error = '';
2466:
2467: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
2468: # by an optional period, followed by digits, ending the string
2469:
2470: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2471: $error .= "Invalid width; please type only a number.<br />\n";
2472: }
2473: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2474: $error .= "Invalid height; please type only a number.<br />\n";
2475: }
2476: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2477: $error .= "Invalid left margin; please type only a number.<br />\n";
2478: }
2479:
2480: if (!$error) {
2481: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
2482: return 1;
2483: } else {
2484: $self->{ERROR_MSG} = $error;
2485: return 0;
2486: }
2487: }
2488:
2489:
1.119 bowersj2 2490:
1.1 www 2491: __END__
1.6 sakharuk 2492:
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