loncom/interface/lonprintout.pm - view

File: [LON-CAPA] / loncom / interface / lonprintout.pm
Revision 1.325: download - view: text, annotated - select for diffs
Mon Aug 16 17:11:10 2004 UTC (19 years, 10 months ago) by sakharuk
Branches: MAIN
CVS tags: HEAD

Bug 3297 (Column headers need less repetition) is fixed. I left all sided headers for 'selected students' printout to avoide situations in which last column of thye student's printout is not marked.

1: # The LearningOnline Network 2: # Printout 3: # 4: # $Id: lonprintout.pm,v 1.325 2004/08/16 17:11:10 sakharuk Exp $ 5: # 6: # Copyright Michigan State University Board of Trustees 7: # 8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA). 9: # 10: # LON-CAPA is free software; you can redistribute it and/or modify 11: # it under the terms of the GNU General Public License as published by 12: # the Free Software Foundation; either version 2 of the License, or 13: # (at your option) any later version. 14: # 15: # LON-CAPA is distributed in the hope that it will be useful, 16: # but WITHOUT ANY WARRANTY; without even the implied warranty of 17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18: # GNU General Public License for more details. 19: # 20: # You should have received a copy of the GNU General Public License 21: # along with LON-CAPA; if not, write to the Free Software 22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 23: # 24: # /home/httpd/html/adm/gpl.txt 25: # 26: # http://www.lon-capa.org/ 27: # 28: # 29: package Apache::lonprintout; 30: 31: use strict; 32: use Apache::Constants qw(:common :http); 33: use Apache::lonxml; 34: use Apache::lonnet; 35: use Apache::loncommon; 36: use Apache::inputtags; 37: use Apache::grades; 38: use Apache::edit; 39: use Apache::File(); 40: use Apache::lonnavmaps; 41: use Apache::lonratedt; 42: use POSIX qw(strftime); 43: use Apache::lonlocal; 44: use GDBM_File; 45: 46: 47: my %hash; 48: my $LaTeXwidth = 0; 49: 50: 51: sub latex_header_footer_remove { 52: my $text = shift; 53: $text =~ s/\\end{document}//; 54: $text =~ s/\\documentclass([^&]*)\\begin{document}//; 55: return $text; 56: } 57: 58: 59: sub character_chart { 60: my $result = shift; 61: $result =~ s/&\#0?0?(7|9);//g; 62: $result =~ s/&\#0?(10|13);//g; 63: $result =~ s/&\#0?32;/ /g; 64: $result =~ s/&\#0?33;/!/g; 65: $result =~ s/&(\#0?34|quot);/\"/g; 66: $result =~ s/&\#0?35;/\\\#/g; 67: $result =~ s/&\#0?36;/\\\$/g; 68: $result =~ s/&\#0?37;/\\%/g; 69: $result =~ s/&(\#0?38|amp);/\\&/g; 70: $result =~ s/&\#(0?39|146);/\'/g; 71: $result =~ s/&\#0?40;/(/g; 72: $result =~ s/&\#0?41;/)/g; 73: $result =~ s/&\#0?42;/\*/g; 74: $result =~ s/&\#0?43;/\+/g; 75: $result =~ s/&\#(0?44|130);/,/g; 76: $result =~ s/&\#0?45;/-/g; 77: $result =~ s/&\#0?46;/\./g; 78: $result =~ s/&\#0?47;/\//g; 79: $result =~ s/&\#0?48;/0/g; 80: $result =~ s/&\#0?49;/1/g; 81: $result =~ s/&\#0?50;/2/g; 82: $result =~ s/&\#0?51;/3/g; 83: $result =~ s/&\#0?52;/4/g; 84: $result =~ s/&\#0?53;/5/g; 85: $result =~ s/&\#0?54;/6/g; 86: $result =~ s/&\#0?55;/7/g; 87: $result =~ s/&\#0?56;/8/g; 88: $result =~ s/&\#0?57;/9/g; 89: $result =~ s/&\#0?58;/:/g; 90: $result =~ s/&\#0?59;/;/g; 91: $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g; 92: $result =~ s/&\#0?61;/\\ensuremath\{=\}/g; 93: $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g; 94: $result =~ s/&\#0?63;/\?/g; 95: $result =~ s/&\#0?65;/A/g; 96: $result =~ s/&\#0?66;/B/g; 97: $result =~ s/&\#0?67;/C/g; 98: $result =~ s/&\#0?68;/D/g; 99: $result =~ s/&\#0?69;/E/g; 100: $result =~ s/&\#0?70;/F/g; 101: $result =~ s/&\#0?71;/G/g; 102: $result =~ s/&\#0?72;/H/g; 103: $result =~ s/&\#0?73;/I/g; 104: $result =~ s/&\#0?74;/J/g; 105: $result =~ s/&\#0?75;/K/g; 106: $result =~ s/&\#0?76;/L/g; 107: $result =~ s/&\#0?77;/M/g; 108: $result =~ s/&\#0?78;/N/g; 109: $result =~ s/&\#0?79;/O/g; 110: $result =~ s/&\#0?80;/P/g; 111: $result =~ s/&\#0?81;/Q/g; 112: $result =~ s/&\#0?82;/R/g; 113: $result =~ s/&\#0?83;/S/g; 114: $result =~ s/&\#0?84;/T/g; 115: $result =~ s/&\#0?85;/U/g; 116: $result =~ s/&\#0?86;/V/g; 117: $result =~ s/&\#0?87;/W/g; 118: $result =~ s/&\#0?88;/X/g; 119: $result =~ s/&\#0?89;/Y/g; 120: $result =~ s/&\#0?90;/Z/g; 121: $result =~ s/&\#0?91;/[/g; 122: $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g; 123: $result =~ s/&\#0?93;/]/g; 124: $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g; 125: $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g; 126: $result =~ s/&\#(0?96|145);/\`/g; 127: $result =~ s/&\#0?97;/a/g; 128: $result =~ s/&\#0?98;/b/g; 129: $result =~ s/&\#0?99;/c/g; 130: $result =~ s/&\#100;/d/g; 131: $result =~ s/&\#101;/e/g; 132: $result =~ s/&\#102;/f/g; 133: $result =~ s/&\#103;/g/g; 134: $result =~ s/&\#104;/h/g; 135: $result =~ s/&\#105;/i/g; 136: $result =~ s/&\#106;/j/g; 137: $result =~ s/&\#107;/k/g; 138: $result =~ s/&\#108;/l/g; 139: $result =~ s/&\#109;/m/g; 140: $result =~ s/&\#110;/n/g; 141: $result =~ s/&\#111;/o/g; 142: $result =~ s/&\#112;/p/g; 143: $result =~ s/&\#113;/q/g; 144: $result =~ s/&\#114;/r/g; 145: $result =~ s/&\#115;/s/g; 146: $result =~ s/&\#116;/t/g; 147: $result =~ s/&\#117;/u/g; 148: $result =~ s/&\#118;/v/g; 149: $result =~ s/&\#119;/w/g; 150: $result =~ s/&\#120;/x/g; 151: $result =~ s/&\#121;/y/g; 152: $result =~ s/&\#122;/z/g; 153: $result =~ s/&\#123;/\\{/g; 154: $result =~ s/&\#124;/\|/g; 155: $result =~ s/&\#125;/\\}/g; 156: $result =~ s/&\#126;/\~/g; 157: $result =~ s/&\#131;/\\textflorin /g; 158: $result =~ s/&\#132;/\"/g; 159: $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g; 160: $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g; 161: $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g; 162: $result =~ s/&\#137;/\\textperthousand /g; 163: $result =~ s/&\#140;/{\\OE}/g; 164: $result =~ s/&\#147;/\`\`/g; 165: $result =~ s/&\#148;/\'\'/g; 166: $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g; 167: $result =~ s/&\#150;/--/g; 168: $result =~ s/&\#151;/---/g; 169: $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g; 170: $result =~ s/&\#153;/\\texttrademark /g; 171: $result =~ s/&\#156;/\\oe/g; 172: $result =~ s/&\#159;/\\\"Y/g; 173: $result =~ s/&(\#160|nbsp);/~/g; 174: $result =~ s/&(\#161|iexcl);/!\`/g; 175: $result =~ s/&(\#162|cent);/\\textcent /g; 176: $result =~ s/&(\#163|pound);/\\pounds /g; 177: $result =~ s/&(\#164|curren);/\\textcurrency /g; 178: $result =~ s/&(\#165|yen);/\\textyen /g; 179: $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g; 180: $result =~ s/&(\#167|sect);/\\textsection /g; 181: $result =~ s/&(\#168|uml);/\\texthighdieresis /g; 182: $result =~ s/&(\#169|copy);/\\copyright /g; 183: $result =~ s/&(\#170|ordf);/\\textordfeminine /g; 184: $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g; 185: $result =~ s/&(\#173|shy);/ - /g; 186: $result =~ s/&(\#174|reg);/\\textregistered /g; 187: $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g; 188: $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g; 189: $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g; 190: $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g; 191: $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g; 192: $result =~ s/&(\#180|acute);/\\textacute /g; 193: $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g; 194: $result =~ s/&(\#182|para);/\\P/g; 195: $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g; 196: $result =~ s/&(\#184|cedil);/\\c{\\strut}/g; 197: $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g; 198: $result =~ s/&(\#186|ordm);/\\textordmasculine /g; 199: $result =~ s/&(\#188|frac14);/\\textonequarter /g; 200: $result =~ s/&(\#189|frac12);/\\textonehalf /g; 201: $result =~ s/&(\#190|frac34);/\\textthreequarters /g; 202: $result =~ s/&(\#191|iquest);/?\`/g; 203: $result =~ s/&(\#192|Agrave);/\\\`{A}/g; 204: $result =~ s/&(\#193|Aacute);/\\\'{A}/g; 205: $result =~ s/&(\#194|Acirc);/\\^{A}/g; 206: $result =~ s/&(\#195|Atilde);/\\~{A}/g; 207: $result =~ s/&(\#196|Auml);/\\\"{A}/g; 208: $result =~ s/&(\#197|Aring);/{\\AA}/g; 209: $result =~ s/&(\#198|AElig);/{\\AE}/g; 210: $result =~ s/&(\#199|Ccedil);/\\c{c}/g; 211: $result =~ s/&(\#200|Egrave);/\\\`{E}/g; 212: $result =~ s/&(\#201|Eacute);/\\\'{E}/g; 213: $result =~ s/&(\#202|Ecirc);/\\^{E}/g; 214: $result =~ s/&(\#203|Euml);/\\\"{E}/g; 215: $result =~ s/&(\#204|Igrave);/\\\`{I}/g; 216: $result =~ s/&(\#205|Iacute);/\\\'{I}/g; 217: $result =~ s/&(\#206|Icirc);/\\^{I}/g; 218: $result =~ s/&(\#207|Iuml);/\\\"{I}/g; 219: $result =~ s/&(\#209|Ntilde);/\\~{N}/g; 220: $result =~ s/&(\#210|Ograve);/\\\`{O}/g; 221: $result =~ s/&(\#211|Oacute);/\\\'{O}/g; 222: $result =~ s/&(\#212|Ocirc);/\\^{O}/g; 223: $result =~ s/&(\#213|Otilde);/\\~{O}/g; 224: $result =~ s/&(\#214|Ouml);/\\\"{O}/g; 225: $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g; 226: $result =~ s/&(\#216|Oslash);/{\\O}/g; 227: $result =~ s/&(\#217|Ugrave);/\\\`{U}/g; 228: $result =~ s/&(\#218|Uacute);/\\\'{U}/g; 229: $result =~ s/&(\#219|Ucirc);/\\^{U}/g; 230: $result =~ s/&(\#220|Uuml);/\\\"{U}/g; 231: $result =~ s/&(\#221|Yacute);/\\\'{Y}/g; 232: $result =~ s/&(\#223|szlig);/\\ss/g; 233: $result =~ s/&(\#224|agrave);/\\\`{a}/g; 234: $result =~ s/&(\#225|aacute);/\\\'{a}/g; 235: $result =~ s/&(\#226|acirc);/\\^{a}/g; 236: $result =~ s/&(\#227|atilde);/\\~{a}/g; 237: $result =~ s/&(\#228|auml);/\\\"{a}/g; 238: $result =~ s/&(\#229|aring);/{\\aa}/g; 239: $result =~ s/&(\#230|aelig);/{\\ae}/g; 240: $result =~ s/&(\#231|ccedil);/\\c{c}/g; 241: $result =~ s/&(\#232|egrave);/\\\`{e}/g; 242: $result =~ s/&(\#233|eacute);/\\\'{e}/g; 243: $result =~ s/&(\#234|ecirc);/\\^{e}/g; 244: $result =~ s/&(\#235|euml);/\\\"{e}/g; 245: $result =~ s/&(\#236|igrave);/\\\`{i}/g; 246: $result =~ s/&(\#237|iacute);/\\\'{i}/g; 247: $result =~ s/&(\#238|icirc);/\\^{i}/g; 248: $result =~ s/&(\#239|iuml);/\\\"{i}/g; 249: $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g; 250: $result =~ s/&(\#241|ntilde);/\\~{n}/g; 251: $result =~ s/&(\#242|ograve);/\\\`{o}/g; 252: $result =~ s/&(\#243|oacute);/\\\'{o}/g; 253: $result =~ s/&(\#244|ocirc);/\\^{o}/g; 254: $result =~ s/&(\#245|otilde);/\\~{o}/g; 255: $result =~ s/&(\#246|ouml);/\\\"{o}/g; 256: $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g; 257: $result =~ s/&(\#248|oslash);/{\\o}/g; 258: $result =~ s/&(\#249|ugrave);/\\\`{u}/g; 259: $result =~ s/&(\#250|uacute);/\\\'{u}/g; 260: $result =~ s/&(\#251|ucirc);/\\^{u}/g; 261: $result =~ s/&(\#252|uuml);/\\\"{u}/g; 262: $result =~ s/&(\#253|yacute);/\\\'{y}/g; 263: $result =~ s/&(\#255|yuml);/\\\"{y}/g; 264: $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g; 265: #Greek Alphabet 266: $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g; 267: $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g; 268: $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g; 269: $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g; 270: $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g; 271: $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g; 272: $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g; 273: $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g; 274: $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g; 275: $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g; 276: $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g; 277: $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g; 278: $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g; 279: $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g; 280: $result =~ s/&(omicron|\#959);/o/g; 281: $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g; 282: $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g; 283: $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g; 284: $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g; 285: $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g; 286: $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g; 287: $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g; 288: $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g; 289: $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g; 290: $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g; 291: $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g; 292: $result =~ s/&(Alpha|\#913);/A/g; 293: $result =~ s/&(Beta|\#914);/B/g; 294: $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g; 295: $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g; 296: $result =~ s/&(Epsilon|\#917);/E/g; 297: $result =~ s/&(Zeta|\#918);/Z/g; 298: $result =~ s/&(Eta|\#919);/H/g; 299: $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g; 300: $result =~ s/&(Iota|\#921);/I/g; 301: $result =~ s/&(Kappa|\#922);/K/g; 302: $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g; 303: $result =~ s/&(Mu|\#924);/M/g; 304: $result =~ s/&(Nu|\#925);/N/g; 305: $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g; 306: $result =~ s/&(Omicron|\#927);/O/g; 307: $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g; 308: $result =~ s/&(Rho|\#929);/P/g; 309: $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g; 310: $result =~ s/&(Tau|\#932);/T/g; 311: $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g; 312: $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g; 313: $result =~ s/&(Chi|\#935);/X/g; 314: $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g; 315: $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g; 316: #Arrows (extended HTML 4.01) 317: $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g; 318: $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g; 319: $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g; 320: $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g; 321: $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g; 322: $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g; 323: $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g; 324: $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g; 325: $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g; 326: $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g; 327: #Mathematical Operators (extended HTML 4.01) 328: $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g; 329: $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g; 330: $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g; 331: $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g; 332: $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g; 333: $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g; 334: $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g; 335: $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g; 336: $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g; 337: $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g; 338: $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g; 339: $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g; 340: $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g; 341: $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g; 342: $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g; 343: $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g; 344: $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g; 345: $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g; 346: $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g; 347: $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g; 348: $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g; 349: $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g; 350: $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g; 351: $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g; 352: $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g; 353: $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g; 354: $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g; 355: $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g; 356: $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g; 357: $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g; 358: $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g; 359: $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g; 360: $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g; 361: $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g; 362: $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g; 363: $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g; 364: $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g; 365: #Geometric Shapes (extended HTML 4.01) 366: $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g; 367: #Miscellaneous Symbols (extended HTML 4.01) 368: $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g; 369: $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g; 370: $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g; 371: $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g; 372: return $result; 373: } 374: 375: 376: sub page_format { 377: # 378: #Correspondence between $papersize variable and real paper format: 379: # 0 - "Letter [8 1/2x11 in]" 380: # 1 - "Legal [8 1/2x14 in]" 381: # 2 - "Ledger/Tabloid [11x17 in]" 382: # 3 - "Executive [7 1/2x10 in]" 383: # 4 - "A2 [420x594 mm]" 384: # 5 - "A3 [297x420 mm]" 385: # 6 - "A4 [210x297 mm]" 386: # 7 - "A5 [148x210 mm]" 387: # 8 - "A6 [105x148 mm]" 388: # 389: my ($papersize,$layout,$numberofcolumns) = @_; 390: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = (0,0,0,0,0); 391: if ($papersize eq '0') { 392: if ($layout eq 'book') { 393: if ($numberofcolumns == 1) { 394: $textwidth = '7.1 in'; #'18 cm'; 395: $textheight = '10.2 in'; #'25.9 cm'; 396: $oddoffset = '-0.57 in'; 397: $evenoffset = '-0.57 in'; 398: } elsif ($numberofcolumns == 2) { 399: $textwidth = '3.66 in'; #'93 mm'; 400: $textheight = '10.2 in'; #'25.9 cm'; 401: $oddoffset = '-0.57 in'; 402: $evenoffset = '-0.57 in'; 403: } 404: } elsif ($layout eq 'album') { 405: if ($numberofcolumns eq '1') { 406: $textwidth = '8.8 in'; 407: $textheight = '6.8 in'; 408: $oddoffset = '-40 pt'; 409: $evenoffset = '-60 pt'; 410: } elsif ($numberofcolumns == 2) { 411: $textwidth = '4.4 in'; 412: $textheight = '6.8 in'; 413: $oddoffset = '-0.5 in'; 414: $evenoffset = '-1.5 in'; 415: $topmargin = '3.5 in'; 416: } 417: } 418: } elsif($papersize eq '1') { 419: if ($layout eq 'book') { 420: if ($numberofcolumns == 1) { 421: $textwidth = '7.1 in'; 422: $textheight = '13 in'; 423: $oddoffset = '-0.57 in'; 424: $evenoffset = '-0.57 in'; 425: $topmargin = '-0.5 in'; 426: } elsif ($numberofcolumns == 2) { 427: $textwidth = '3.66 in'; 428: $textheight = '13 in'; 429: $oddoffset = '-0.57 in'; 430: $evenoffset = '-0.57 in'; 431: $topmargin = '-0.5 in'; 432: } 433: } elsif ($layout eq 'album') { 434: if ($numberofcolumns eq '1') { 435: # $textwidth = '8.8 in'; 436: # $textheight = '6.8 in'; 437: # $oddoffset = '-40 pt'; 438: # $evenoffset = '-60 pt'; 439: } elsif ($numberofcolumns == 2) { 440: # $textwidth = '4.4 in'; 441: # $textheight = '6.8 in'; 442: # $oddoffset = '-0.5 in'; 443: # $evenoffset = '-1.5 in'; 444: # $topmargin = '3.5 in'; 445: } 446: } 447: } elsif($papersize eq '2') { 448: if ($layout eq 'book') { 449: if ($numberofcolumns == 1) { 450: $textwidth = '9.8 in'; 451: $textheight = '16 in'; 452: $oddoffset = '-0.57 in'; 453: $evenoffset = '-0.57 in'; 454: $topmargin = '-0.5 in'; 455: } elsif ($numberofcolumns == 2) { 456: $textwidth = '4.9 in'; 457: $textheight = '16 in'; 458: $oddoffset = '-0.57 in'; 459: $evenoffset = '-0.57 in'; 460: $topmargin = '-0.5 in'; 461: } 462: } elsif ($layout eq 'album') { 463: if ($numberofcolumns eq '1') { 464: # $textwidth = '8.8 in'; 465: # $textheight = '6.8 in'; 466: # $oddoffset = '-40 pt'; 467: # $evenoffset = '-60 pt'; 468: } elsif ($numberofcolumns == 2) { 469: # $textwidth = '4.4 in'; 470: # $textheight = '6.8 in'; 471: # $oddoffset = '-0.5 in'; 472: # $evenoffset = '-1.5 in'; 473: # $topmargin = '3.5 in'; 474: } 475: } 476: } elsif($papersize eq '3') { 477: if ($layout eq 'book') { 478: if ($numberofcolumns == 1) { 479: $textwidth = '6.8 in'; 480: $textheight = '9 in'; 481: $oddoffset = '-0.57 in'; 482: $evenoffset = '-0.57 in'; 483: $topmargin = '1.2 in'; 484: } elsif ($numberofcolumns == 2) { 485: $textwidth = '3.1 in'; 486: $textheight = '9 in'; 487: $oddoffset = '-0.57 in'; 488: $evenoffset = '-0.57 in'; 489: $topmargin = '1.2 in'; 490: } 491: } elsif ($layout eq 'album') { 492: if ($numberofcolumns eq '1') { 493: # $textwidth = '8.8 in'; 494: # $textheight = '6.8 in'; 495: # $oddoffset = '-40 pt'; 496: # $evenoffset = '-60 pt'; 497: } elsif ($numberofcolumns == 2) { 498: # $textwidth = '4.4 in'; 499: # $textheight = '6.8 in'; 500: # $oddoffset = '-0.5 in'; 501: # $evenoffset = '-1.5 in'; 502: # $topmargin = '3.5 in'; 503: } 504: } 505: } elsif($papersize eq '6') { 506: if ($layout eq 'book') { 507: if ($numberofcolumns == 1) { 508: $textwidth = '176 mm'; 509: $textheight = '272 mm'; 510: $oddoffset = '-0.57 in'; 511: $evenoffset = '-0.57 in'; 512: $topmargin = '-0.5 in'; 513: } elsif ($numberofcolumns == 2) { 514: $textwidth = '91 mm'; 515: $textheight = '272 mm'; 516: $oddoffset = '-0.57 in'; 517: $evenoffset = '-0.57 in'; 518: $topmargin = '-0.5 in'; 519: } 520: } elsif ($layout eq 'album') { 521: if ($numberofcolumns eq '1') { 522: $textwidth = '8.5 in'; 523: $textheight = '7.7 in'; 524: $oddoffset = '-40 pt'; 525: $evenoffset = '-60 pt'; 526: } elsif ($numberofcolumns == 2) { 527: $textwidth = '3.9 in'; 528: $textheight = '7.7 in'; 529: $oddoffset = '-40 pt'; 530: $evenoffset = '-60 pt'; 531: } 532: } 533: # } elsif($papersize eq '4') { 534: # } elsif($papersize eq '5') { 535: # } elsif($papersize eq '7') { 536: # } elsif($papersize eq '8') { 537: } 538: return $textwidth,$textheight,$oddoffset,$evenoffset,$topmargin; 539: } 540: 541: 542: sub get_name { 543: my ($uname,$udom)=@_; 544: if (!defined($uname)) { $uname=$ENV{'user.name'}; } 545: if (!defined($udom)) { $udom=$ENV{'user.domain'}; } 546: my $plainname=&Apache::loncommon::plainname($uname,$udom); 547: if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; } 548: $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header'); 549: return $plainname; 550: } 551: 552: sub get_course { 553: my $courseidinfo; 554: if (defined($ENV{'request.course.id'})) { 555: $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'header'); 556: } 557: return $courseidinfo; 558: } 559: 560: sub page_format_transformation { 561: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_; 562: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin); 563: if ($selectionmade eq '4') { 564: $assignment='Problems from the Whole Course'; 565: } else { 566: $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header'); 567: } 568: ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin); 569: my $name = &get_name(); 570: my $courseidinfo = &get_course(); 571: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } 572: my $topmargintoinsert = ''; 573: if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';} 574: my $fancypagestatement=''; 575: if ($numberofcolumns eq '2') { 576: $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}"; 577: } else { 578: $fancypagestatement="\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}"; 579: } 580: if ($layout eq 'album') { 581: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\pagestyle{fancy}$fancypagestatement\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1} /; 582: } elsif ($layout eq 'book') { 583: if ($choice ne 'All class print') { 584: $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\pagestyle{fancy}$fancypagestatement\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}/; 585: } else { 586: $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\\setcounter{page}{1} \\vskip 5 mm /; 587: } 588: if ($papersize eq '6') { 589: $text =~ s/(\\begin{document})/$1\\special{papersize=210mm,297mm}/; 590: } 591: } 592: if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;} 593: if ($indexlist eq 'yes') { 594: $text=~s/(\\begin{document})/\\makeindex $1/; 595: $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/; 596: } 597: return $text; 598: } 599: 600: 601: sub page_cleanup { 602: my $result = shift; 603: 604: $result =~ m/\\end{document}(\d*)$/; 605: my $number_of_columns = $1; 606: my $insert = '{'; 607: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; } 608: $insert .= '}'; 609: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g; 610: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g; 611: return $result,$number_of_columns; 612: } 613: 614: 615: sub details_for_menu { 616: 617: my $name_of_resourse = &Apache::lonnet::gettitle($ENV{'form.postdata'}); 618: my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'}); 619: my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic); 620: $map=&Apache::lonnet::clutter($map); 621: my $name_of_sequence = &Apache::lonnet::gettitle($map); 622: if ($name_of_sequence =~ /^\s*$/) { 623: $map =~ m|([^/]+)$|; 624: $name_of_sequence = $1; 625: } 626: my $name_of_map = &Apache::lonnet::gettitle($ENV{'request.course.uri'}); 627: if ($name_of_map =~ /^\s*$/) { 628: $ENV{'request.course.uri'} =~ m|([^/]+)$|; 629: $name_of_map = $1; 630: } 631: return ($name_of_resourse,$name_of_sequence,$name_of_map); 632: 633: } 634: 635: 636: sub latex_corrections { 637: 638: my ($number_of_columns,$result,$selectionmade) = @_; 639: 640: # $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g; 641: $result =~ s/\$number_of_columns/$number_of_columns/g; 642: if ($selectionmade ne '1') { 643: $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/; 644: } else { 645: $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/; 646: } 647: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g; 648: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g; 649: #-- LaTeX corrections 650: my $first_comment = index($result,'',$first_comment); 653: substr($result,$first_comment,$end_comment-$first_comment+3) = ''; 654: $first_comment = index($result,'<!--',$first_comment); 655: } 656: $result =~ s/^\s+$//gm; #remove empty lines 657: $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space 658: $result =~ s/\\\\\s*\\vskip/\\vskip/gm; 659: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g; 660: $result =~ s/{\\par }\s*\\\\/\\\\/gm; 661: $result =~ s/\\\\\s+\[/ \[/g; 662: #conversion of html characters to LaTeX equivalents 663: if ($result =~ m/&(\w+|#\d+);/) { 664: $result = &character_chart($result); 665: } 666: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g; 667: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g; 668: 669: return $result; 670: } 671: 672: 673: sub index_table { 674: my $currentURL = shift; 675: my $insex_string=''; 676: $currentURL=~s/\.([^\/+])$/\.$1\.meta/; 677: $insex_string=&Apache::lonnet::metadata($currentURL,'keywords'); 678: return $insex_string; 679: } 680: 681: 682: sub IndexCreation { 683: my ($texversion,$currentURL)=@_; 684: my @key_words=split(/,/,&index_table($currentURL)); 685: my $chunk=''; 686: my $st=index $texversion,'\addcontentsline{toc}{subsection}{'; 687: if ($st>0) { 688: for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);} 689: $chunk=substr($texversion,0,$st+1); 690: substr($texversion,0,$st+1)=' '; 691: } 692: foreach my $key_word (@key_words) { 693: if ($key_word=~/\S+/) { 694: $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i; 695: } 696: } 697: if ($st>0) {substr($texversion,0,1)=$chunk;} 698: return $texversion; 699: } 700: 701: sub print_latex_header { 702: my $mode=shift; 703: my $output='\documentclass[letterpaper]{article}'; 704: if ($mode eq 'batchmode') { 705: $output.='\batchmode'; 706: } 707: $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'. 708: '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'. 709: '\usepackage[dvips]{graphicx}\usepackage{epsfig}\usepackage{calc}'. 710: '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'. 711: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'. 712: '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'. 713: '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'. 714: '\setlength{\abovedisplayshortskip}{-0.04in}'. 715: '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'. 716: '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'. 717: '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'. 718: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'. 719: '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'. 720: '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'. 721: '\setlength{\abovedisplayshortskip}{-0.04in}'. 722: '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}'; 723: return $output; 724: } 725: 726: sub path_to_problem { 727: my ($urlp,$LaTeXwidth)=@_; 728: my $newurlp = ''; 729: $LaTeXwidth=~s/\s*mm\s*$//; 730: my $HowMany = length($urlp)*2; 731: if ($HowMany > $LaTeXwidth) { 732: my @temporrary = split '/',$urlp; 733: my $HowManyNew = 0; 734: for (my $ii=0;$ii<=$#temporrary;$ii++) { 735: if ($temporrary[$ii] ne '') { 736: $HowManyNew += length($temporrary[$ii])*2; 737: if ($HowManyNew < $LaTeXwidth ) { 738: $newurlp .= '/'.$temporrary[$ii]; 739: } else { 740: $HowManyNew = 0; 741: $newurlp .= '|\vskip -1 mm \noindent \verb|'; 742: $ii--; 743: } 744: } 745: } 746: } else { 747: $newurlp=$urlp; 748: } 749: return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}'; 750: } 751: 752: sub recalcto_mm { 753: my $textwidth=shift; 754: my $LaTeXwidth; 755: if ($textwidth=~/(\d+\.?\d*)\s*cm/) { 756: $LaTeXwidth = $1*10; 757: } elsif ($textwidth=~/(\d+\.?\d*)\s*mm/) { 758: $LaTeXwidth = $1; 759: } elsif ($textwidth=~/(\d+\.?\d*)\s*in/) { 760: $LaTeXwidth = $1*25.4; 761: } 762: $LaTeXwidth.=' mm'; 763: return $LaTeXwidth; 764: } 765: 766: sub get_textwidth { 767: my ($helper,$LaTeXwidth)=@_; 768: my $textwidth=$LaTeXwidth; 769: if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ && 770: $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) { 771: $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '. 772: $helper->{'VARS'}->{'pagesize.widthunit'}); 773: } 774: return $textwidth; 775: } 776: 777: 778: sub unsupported { 779: my ($currentURL,$mode)=@_; 780: if ($mode ne '') {$mode='\\'.$mode} 781: my $result.= &print_latex_header($mode); 782: if ($currentURL=~/\/ext\//) { 783: $result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' '; 784: } else { 785: $result.=$currentURL; 786: } 787: $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}'; 788: return $result; 789: } 790: 791: 792: sub output_data { 793: my ($r,$helper,$rparmhash) = @_; 794: my %parmhash = %$rparmhash; 795: my $bodytag=&Apache::loncommon::bodytag('Preparing Printout'); 796: $r->print(<<ENDPART); 797: <html> 798: <script type="text/javascript" language="Javascript" > 799: var editbrowser; 800: function openbrowser(formname,elementname,only,omit) { 801: var url = '/res/?'; 802: if (editbrowser == null) { 803: url += 'launch=1&'; 804: } 805: url += 'catalogmode=interactive&'; 806: url += 'mode=parmset&'; 807: url += 'form=' + formname + '&'; 808: if (only != null) { 809: url += 'only=' + only + '&'; 810: } 811: if (omit != null) { 812: url += 'omit=' + omit + '&'; 813: } 814: url += 'element=' + elementname + ''; 815: var title = 'Browser'; 816: var options = 'scrollbars=1,resizable=1,menubar=0'; 817: options += ',width=700,height=600'; 818: editbrowser = open(url,title,options,'1'); 819: editbrowser.focus(); 820: } 821: </script> 822: <head> 823: <title>LON-CAPA output for printing</title> 824: </head> 825: $bodytag 826: Please stand by while processing your print request, this may take some time ... 827: ENDPART 828: 829: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'}; 830: my ($result,$selectionmade) = ('',''); 831: my $number_of_columns = 1; #used only for pages to determine the width of the cell 832: my @temporary_array=split /\|/,$format_from_helper; 833: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array; 834: if ($laystyle eq 'L') { 835: $laystyle='album'; 836: } else { 837: $laystyle='book'; 838: } 839: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns); 840: my $assignment = $ENV{'form.assignment'}; 841: my $LaTeXwidth=&recalcto_mm($textwidth); 842: my @print_array=(); 843: my @student_names=(); 844: 845: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') { 846: #-- single document - problem, page, html, xml, ... 847: my $currentURL; 848: if ($helper->{'VARS'}->{'construction'} ne '1') { 849: #prints published resource 850: $currentURL=$helper->{'VARS'}->{'postdata'}; 851: } else { 852: #prints resource from the construction space 853: $currentURL='/'.$helper->{'VARS'}->{'filename'}; 854: if ($currentURL=~/([^?]+)/) {$currentURL=$1;} 855: } 856: $selectionmade = 1; 857: if ($currentURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { 858: my $rndseed=time; 859: my $texversion=''; 860: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') { 861: my %moreenv; 862: $moreenv{'request.filename'}=$currentURL; 863: if ($helper->{'VARS'}->{'style_file'}=~/\w/) { 864: $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'}; 865: my $dom = $ENV{'user.domain'}; 866: my $user = $ENV{'user.name'}; 867: my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user); 868: } 869: my %form; 870: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';} 871: $form{'grade_target'}='tex'; 872: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 873: $form{'problem_split'}=$parmhash{'problem_stream_switch'}; 874: $form{'suppress_tries'}=$parmhash{'suppress_tries'}; 875: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 876: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; 877: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';} 878: if ($helper->{'VARS'}->{'curseed'}) { 879: $rndseed=$helper->{'VARS'}->{'curseed'}; 880: } 881: $form{'rndseed'}=$rndseed; 882: &Apache::lonnet::appenv(%moreenv); 883: &Apache::lonnet::delenv('form.counter'); 884: &Apache::lonxml::init_counter(); 885: $texversion.=&Apache::lonnet::ssi($currentURL,%form); 886: &Apache::lonnet::delenv('form.counter'); 887: &Apache::lonnet::delenv('request.filename'); 888: } 889: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 890: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { 891: my %form; 892: $form{'grade_target'}='answer'; 893: $form{'answer_output_mode'}='tex'; 894: $form{'rndseed'}=$rndseed; 895: my $answer=&Apache::lonnet::ssi($currentURL,%form); 896: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 897: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; 898: } else { 899: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 900: if ($helper->{'VARS'}->{'construction'} ne '1') { 901: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm '; 902: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth); 903: } else { 904: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm '; 905: my $URLpath=$currentURL; 906: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/; 907: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth); 908: } 909: $texversion.='\vskip 1 mm '.$answer.'\end{document}'; 910: } 911: } 912: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { 913: $texversion=&IndexCreation($texversion,$currentURL); 914: } 915: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { 916: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /; 917: 918: } 919: $result .= $texversion; 920: if ($currentURL=~m/\.page\s*$/) { 921: ($result,$number_of_columns) = &page_cleanup($result); 922: } 923: } elsif ($currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') { 924: #printing content of sequence from the construction space 925: my $flag_latex_header_remove = 'NO'; 926: my $rndseed=time; 927: if ($helper->{'VARS'}->{'curseed'}) { 928: $rndseed=$helper->{'VARS'}->{'curseed'}; 929: } 930: $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|; 931: my $errtext=&Apache::lonratedt::mapread($currentURL); 932: for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) { 933: $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/; 934: my $urlp=$2; 935: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) { 936: my $texversion=''; 937: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') { 938: my %form; 939: $form{'grade_target'}='tex'; 940: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 941: $form{'problem_split'}=$parmhash{'problem_stream_switch'}; 942: $form{'suppress_tries'}=$parmhash{'suppress_tries'}; 943: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 944: $form{'rndseed'}=$rndseed; 945: $texversion=&Apache::lonnet::ssi($urlp,%form); 946: } 947: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 948: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) && 949: ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) { 950: my %form; 951: $form{'grade_target'}='answer'; 952: $form{'answer_output_mode'}='tex'; 953: $form{'rndseed'}=$rndseed; 954: if ($urlp=~/\/res\//) {$ENV{'request.state'}='published';} 955: my $answer=&Apache::lonnet::ssi($urlp,%form); 956: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 957: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; 958: } else { 959: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 960: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm '; 961: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth); 962: $texversion.='\vskip 1 mm '.$answer.'\end{document}'; 963: } 964: } 965: if ($flag_latex_header_remove ne 'NO') { 966: $texversion = &latex_header_footer_remove($texversion); 967: } else { 968: $texversion =~ s/\\end{document}//; 969: } 970: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { 971: $texversion=&IndexCreation($texversion,$urlp); 972: } 973: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URpL'} eq 'yes') { 974: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /; 975: } 976: $result.=$texversion; 977: $flag_latex_header_remove = 'YES'; 978: } elsif ($urlp=~/\.(sequence|page)$/) { 979: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent '; 980: } 981: } 982: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;} 983: $result .= '\end{document}'; 984: } elsif ($currentURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 985: my %form; 986: $form{'grade_target'}='tex'; 987: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 988: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 989: if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;} 990: my $texversion=&Apache::lonnet::ssi($currentURL,%form); 991: $result .= $texversion; 992: } else { 993: $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'}); 994: } 995: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or 996: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or 997: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or 998: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) { 999: #-- produce an output string 1000: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') { 1001: $selectionmade = 2; 1002: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') { 1003: $selectionmade = 3; 1004: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') { 1005: $selectionmade = 4; 1006: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') { 1007: $selectionmade = 7; 1008: } 1009: my %form=(); 1010: $form{'grade_target'}='tex'; 1011: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 1012: $form{'problem_split'}=$parmhash{'problem_stream_switch'}; 1013: $form{'suppress_tries'}=$parmhash{'suppress_tries'}; 1014: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1015: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; 1016: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';} 1017: my $flag_latex_header_remove = 'NO'; 1018: my $flag_page_in_sequence = 'NO'; 1019: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; 1020: my $prevassignment=''; 1021: &Apache::lonnet::delenv('form.counter'); 1022: &Apache::lonxml::init_counter(); 1023: for (my $i=0;$i<=$#master_seq;$i++) { 1024: my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]); 1025: $urlp=&Apache::lonnet::clutter($urlp); 1026: $form{'symb'}=$master_seq[$i]; 1027: my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]); 1028: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem 1029: if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;} 1030: if ($i==0) {$prevassignment=$assignment;} 1031: #&Apache::lonnet::logthis("Trying to get $urlp with symb $master_seq[$i]"); 1032: my $texversion=''; 1033: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { 1034: $texversion.=&Apache::lonnet::ssi($urlp,%form); 1035: if ($urlp=~/\.page$/) { 1036: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion); 1037: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} 1038: $texversion =~ s/\\end{document}\d*/\\end{document}/; 1039: $flag_page_in_sequence = 'YES'; 1040: } 1041: my $lonidsdir=$r->dir_config('lonIDsDir'); 1042: my $envfile=$ENV{'user.environment'}; 1043: $envfile=~/\/([^\/]+)\.id$/; 1044: $envfile=$1; 1045: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile); 1046: my $current_counter=$ENV{'form.counter'}; 1047: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 1048: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { 1049: my %form; 1050: $form{'grade_target'}='answer'; 1051: $form{'answer_output_mode'}='tex'; 1052: my $answer=&Apache::lonnet::ssi($urlp,%form); 1053: &Apache::lonnet::appenv(('form.counter' => $current_counter)); 1054: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 1055: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; 1056: } else { 1057: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) { 1058: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 1059: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm '; 1060: $texversion.=&path_to_problem ($urlp,$LaTeXwidth); 1061: $texversion.='\vskip 1 mm '.$answer; 1062: } else { 1063: $texversion=''; 1064: } 1065: } 1066: } 1067: if ($flag_latex_header_remove ne 'NO') { 1068: $texversion = &latex_header_footer_remove($texversion); 1069: } else { 1070: $texversion =~ s/\\end{document}//; 1071: } 1072: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { 1073: $texversion=&IndexCreation($texversion,$urlp); 1074: } 1075: if (($selectionmade == 4) and ($assignment ne $prevassignment)) { 1076: my $name = &get_name(); 1077: my $courseidinfo = &get_course(); 1078: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } 1079: $prevassignment=$assignment; 1080: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip -5 mm '; 1081: } 1082: $result .= $texversion; 1083: $flag_latex_header_remove = 'YES'; 1084: } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 1085: my %form; 1086: $form{'grade_target'}='tex'; 1087: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 1088: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1089: if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;} 1090: my $texversion=&Apache::lonnet::ssi($urlp,%form); 1091: if ($flag_latex_header_remove ne 'NO') { 1092: $texversion = &latex_header_footer_remove($texversion); 1093: } else { 1094: $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/; 1095: } 1096: $result .= $texversion; 1097: $flag_latex_header_remove = 'YES'; 1098: } else { 1099: $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'}); 1100: if ($flag_latex_header_remove ne 'NO') { 1101: $texversion = &latex_header_footer_remove($texversion); 1102: } else { 1103: $texversion =~ s/\\end{document}//; 1104: } 1105: $result .= $texversion; 1106: $flag_latex_header_remove = 'YES'; 1107: } 1108: } 1109: &Apache::lonnet::delenv('form.counter'); 1110: if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;} 1111: $result .= '\end{document}'; 1112: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') || 1113: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){ 1114: #-- prints assignments for whole class or for selected students 1115: my $type; 1116: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') { 1117: $selectionmade=5; 1118: $type='problems'; 1119: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') { 1120: $selectionmade=8; 1121: $type='resources'; 1122: } 1123: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'}; 1124: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' || 1125: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) { 1126: $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1; 1127: } 1128: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; 1129: #loop over students 1130: my $flag_latex_header_remove = 'NO'; 1131: my %moreenv; 1132: $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 1133: $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; 1134: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';} 1135: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75'); 1136: my $student_counter=-1; 1137: foreach my $person (@students) { 1138: my $duefile="/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.due"; 1139: if (-e $duefile) { 1140: my $temp_file = Apache::File->new('>>'.$duefile); 1141: print $temp_file "1969\n"; 1142: } 1143: $student_counter++; 1144: my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'}); 1145: my ($output,$fullname)=&print_resources($r,$helper,$person,$type,\%moreenv,\@master_seq,$flag_latex_header_remove); 1146: $print_array[$i].=$output; 1147: $student_names[$i].=$person.':'.$fullname.'_END_'; 1148: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname); 1149: $flag_latex_header_remove = 'YES'; 1150: } 1151: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); 1152: $result .= $print_array[0].' \end{document}'; 1153: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') || 1154: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) { 1155: my $cdom =$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}; 1156: my $cnum =$ENV{'course.'.$ENV{'request.course.id'}.'.num'}; 1157: my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'}; 1158: my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'}; 1159: my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'}; 1160: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; 1161: my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'}); 1162: my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'}; 1163: if ($number_per_page eq '0' || $number_per_page eq 'all') { 1164: $number_per_page=$num_todo; 1165: } 1166: my $flag_latex_header_remove = 'NO'; 1167: my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth)); 1168: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75'); 1169: my $seed=time+($$<<16)+($$); 1170: my @allcodes; 1171: if ($old_name) { 1172: my %result=&Apache::lonnet::get('CODEs',[$old_name],$cdom,$cnum); 1173: @allcodes=split(',',$result{$old_name}); 1174: } else { 1175: my %allcodes; 1176: srand($seed); 1177: for (my $i=0;$i<$num_todo;$i++) { 1178: $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,'6'); 1179: } 1180: if ($code_name) { 1181: &Apache::lonnet::put('CODEs', 1182: {$code_name =>join(',',keys(%allcodes))}, 1183: $cdom,$cnum); 1184: } 1185: @allcodes=keys(%allcodes); 1186: } 1187: my $count=0; 1188: foreach my $code (sort(@allcodes)) { 1189: my $file_num=int($count/$number_per_page); 1190: $moreenv{'CODE'}=&num_to_letters($code); 1191: my ($output,$fullname)= 1192: &print_resources($r,$helper,'anonymous',$type,\%moreenv, 1193: \@master_seq,$flag_latex_header_remove); 1194: $print_array[$file_num].=$output; 1195: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state, 1196: &mt('last assignment').' '.$fullname); 1197: $flag_latex_header_remove = 'YES'; 1198: $count++; 1199: } 1200: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); 1201: $result .= $print_array[0].' \end{document}'; 1202: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') { 1203: #prints selected problems from the subdirectory 1204: $selectionmade = 6; 1205: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'}; 1206: @list_of_files=sort @list_of_files; 1207: my $flag_latex_header_remove = 'NO'; 1208: my $rndseed=time; 1209: if ($helper->{'VARS'}->{'curseed'}) { 1210: $rndseed=$helper->{'VARS'}->{'curseed'}; 1211: } 1212: for (my $i=0;$i<=$#list_of_files;$i++) { 1213: my $urlp = $list_of_files[$i]; 1214: $urlp=~s|//|/|; 1215: if ($urlp=~/\//) { 1216: my %form; 1217: $form{'grade_target'}='tex'; 1218: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 1219: $form{'rndseed'}=$rndseed; 1220: if ($urlp =~ m|/home/([^/]+)/public_html|) { 1221: $urlp =~ s|/home/([^/]*)/public_html|/~$1|; 1222: } else { 1223: $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||; 1224: } 1225: my $texversion=&Apache::lonnet::ssi($urlp,%form); 1226: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 1227: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { 1228: my %form; 1229: $form{'grade_target'}='answer'; 1230: $form{'answer_output_mode'}='tex'; 1231: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1232: $form{'rndseed'}=$rndseed; 1233: my $answer=&Apache::lonnet::ssi($urlp,%form); 1234: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 1235: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; 1236: } else { 1237: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 1238: if ($helper->{'VARS'}->{'construction'} ne '1') { 1239: $texversion.='\vskip 0 mm \noindent '; 1240: $texversion.=&path_to_problem ($urlp,$LaTeXwidth); 1241: } else { 1242: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm '; 1243: my $URLpath=$urlp; 1244: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/; 1245: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth); 1246: } 1247: $texversion.='\vskip 1 mm '.$answer.'\end{document}'; 1248: } 1249: } 1250: #this chunck is responsible for printing the path to problem 1251: my $newurlp=$urlp; 1252: if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;} 1253: $newurlp=&path_to_problem($newurlp,$LaTeXwidth); 1254: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/; 1255: if ($flag_latex_header_remove ne 'NO') { 1256: $texversion = &latex_header_footer_remove($texversion); 1257: } else { 1258: $texversion =~ s/\\end{document}//; 1259: } 1260: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { 1261: $texversion=&IndexCreation($texversion,$urlp); 1262: } 1263: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { 1264: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /; 1265: 1266: } 1267: $result .= $texversion; 1268: } 1269: $flag_latex_header_remove = 'YES'; 1270: } 1271: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;} 1272: $result .= '\end{document}'; 1273: } 1274: #-------------------------------------------------------- corrections for the different page formats 1275: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade); 1276: $result = &latex_corrections($number_of_columns,$result,$selectionmade); 1277: for (my $i=1;$i<=$#print_array;$i++) {$print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i],$selectionmade);} 1278: #changes page's parameters for the one column output 1279: if ($numberofcolumns == 1) { 1280: $result =~ s/\\textwidth\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /; 1281: $result =~ s/\\textheight\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /; 1282: $result =~ s/\\evensidemargin\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /; 1283: $result =~ s/\\oddsidemargin\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /; 1284: } 1285: #-- writing .tex file in prtspool 1286: my $temp_file; 1287: my $identifier = &Apache::loncommon::get_cgi_id(); 1288: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".$identifier.".tex"; 1289: if (!($#print_array>0)) { 1290: unless ($temp_file = Apache::File->new('>'.$filename)) { 1291: $r->log_error("Couldn't open $filename for output $!"); 1292: return SERVER_ERROR; 1293: } 1294: print $temp_file $result; 1295: my $begin=index($result,'\begin{document}',0); 1296: my $inc=substr($result,0,$begin+16); 1297: } else { 1298: my $begin=index($result,'\begin{document}',0); 1299: my $inc=substr($result,0,$begin+16); 1300: for (my $i=0;$i<=$#print_array;$i++) { 1301: if ($i==0) { 1302: $print_array[$i]=$result; 1303: } else { 1304: my $anobegin=index($print_array[$i],'\setcounter{page}',0); 1305: substr($print_array[$i],0,$anobegin)=''; 1306: $print_array[$i]=$inc.$print_array[$i].'\end{document}'; 1307: } 1308: my $temp_file; 1309: my $newfilename=$filename; 1310: my $num=$i+1; 1311: $newfilename =~s/\.tex$/_$num\.tex/; 1312: unless ($temp_file = Apache::File->new('>'.$newfilename)) { 1313: $r->log_error("Couldn't open $newfilename for output $!"); 1314: return SERVER_ERROR; 1315: } 1316: print $temp_file $print_array[$i]; 1317: } 1318: } 1319: my $student_names=''; 1320: if ($#print_array>0) { 1321: for (my $i=0;$i<=$#print_array;$i++) { 1322: $student_names.=$student_names[$i].'_ENDPERSON_'; 1323: } 1324: } else { 1325: if ($#student_names>-1) { 1326: $student_names=$student_names[0].'_ENDPERSON_'; 1327: } else { 1328: my $fullname = &get_name($ENV{'user.name'},$ENV{'user.domain'}); 1329: $student_names=join(':',$ENV{'user.name'},$ENV{'user.domain'}, 1330: $ENV{'request.course.sec'},$fullname). 1331: '_ENDPERSON_'.'_END_'; 1332: } 1333: } 1334: 1335: my $URLback=''; #link to original document 1336: if ($helper->{'VARS'}->{'construction'} ne '1') { 1337: #prints published resource 1338: $URLback=$helper->{'VARS'}->{'postdata'}; 1339: } else { 1340: #prints resource from the construction space 1341: $URLback='/'.$helper->{'VARS'}->{'filename'}; 1342: if ($URLback=~/([^?]+)/) { 1343: $URLback=$1; 1344: $URLback=~s|^/~|/priv/|; 1345: } 1346: } 1347: 1348: &Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename, 1349: 'cgi.'.$identifier.'.layout' => $laystyle, 1350: 'cgi.'.$identifier.'.numcol' => $numberofcolumns, 1351: 'cgi.'.$identifier.'.paper' => $papersize, 1352: 'cgi.'.$identifier.'.selection' => $selectionmade, 1353: 'cgi.'.$identifier.'tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'}, 1354: 'cgi.'.$identifier.'tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'}, 1355: 'cgi.'.$identifier.'role' => $ENV{'request.role.adv'}, 1356: 'cgi.'.$identifier.'numberoffiles' => $#print_array, 1357: 'cgi.'.$identifier.'studentnames' => $student_names, 1358: 'cgi.'.$identifier.'backref' => $URLback,); 1359: 1360: $r->print(<<FINALEND); 1361: 1362: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" /> 1363: <a href="/cgi-bin/printout.pl?$identifier">Continue</a> 1364: </body> 1365: </html> 1366: FINALEND 1367: } 1368: 1369: sub num_to_letters { 1370: my ($num) = @_; 1371: my @nums= split('',$num); 1372: my @num_to_let=('A'..'Z'); 1373: my $word; 1374: foreach my $digit (@nums) { $word.=$num_to_let[$digit]; } 1375: return $word; 1376: } 1377: 1378: sub get_CODE { 1379: my ($all_codes,$num,$seed,$size)=@_; 1380: my $max='1'.'0'x$size; 1381: my $newcode; 1382: while(1) { 1383: $newcode=sprintf("%06d",int(rand($max))); 1384: if (!exists($$all_codes{$newcode})) { 1385: $$all_codes{$newcode}=1; 1386: return &num_to_letters($newcode); 1387: } 1388: } 1389: } 1390: 1391: sub print_resources { 1392: my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header)=@_; 1393: my $current_output = ''; 1394: my ($username,$userdomain,$usersection) = split /:/,$person; 1395: my $fullname = &get_name($username,$userdomain); 1396: my $namepostfix; 1397: if ($person =~ 'anon') { 1398: $namepostfix="\\\\Name: "; 1399: $fullname = "CODE - ".$moreenv->{'CODE'}; 1400: } 1401: #goes through all resources, checks if they are available for 1402: #current student, and produces output 1403: &Apache::lonnet::delenv('form.counter'); 1404: &Apache::lonxml::init_counter(); 1405: foreach my $curresline (@{$master_seq}) { 1406: if ( !($type eq 'problems' && 1407: ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) { 1408: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline); 1409: if (&Apache::lonnet::allowed('bre',$res_url)) { 1410: if ($res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { 1411: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv); 1412: my $lonidsdir=$r->dir_config('lonIDsDir'); 1413: my $envfile=$ENV{'user.environment'}; 1414: $envfile=~/\/([^\/]+)\.id$/; 1415: $envfile=$1; 1416: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile); 1417: my $current_counter=$ENV{'form.counter'}; 1418: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 1419: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { 1420: my %form; 1421: $form{'answer_output_mode'}='tex'; 1422: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1423: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%form); 1424: &Apache::lonnet::appenv(('form.counter' => $current_counter)); 1425: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 1426: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/; 1427: } else { 1428: $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 1429: $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm '; 1430: $rendered.=&path_to_problem ($curresline,$LaTeXwidth); 1431: $rendered.='\vskip 1 mm '.$ansrendered; 1432: } 1433: } 1434: if ($remove_latex_header eq 'YES') { 1435: $rendered = &latex_header_footer_remove($rendered); 1436: } else { 1437: $rendered =~ s/\\end{document}//; 1438: } 1439: $current_output .= $rendered; 1440: } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 1441: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv); 1442: my $lonidsdir=$r->dir_config('lonIDsDir'); 1443: my $envfile=$ENV{'user.environment'}; 1444: $envfile=~/\/([^\/]+)\.id$/; 1445: $envfile=$1; 1446: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile); 1447: my $current_counter=$ENV{'form.counter'}; 1448: if ($remove_latex_header eq 'YES') { 1449: $rendered = &latex_header_footer_remove($rendered); 1450: } else { 1451: $rendered =~ s/\\end{document}//; 1452: } 1453: $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut '; 1454: } else { 1455: my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'}); 1456: if ($remove_latex_header ne 'NO') { 1457: $rendered = &latex_header_footer_remove($rendered); 1458: } else { 1459: $rendered =~ s/\\end{document}//; 1460: } 1461: $current_output .= $rendered; 1462: } 1463: } 1464: $remove_latex_header = 'YES'; 1465: } 1466: } 1467: my $courseidinfo = &get_course(); 1468: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } 1469: if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection} 1470: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header'); 1471: if ($current_output=~/\\documentclass/) { 1472: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}\\vskip 3 mm /; 1473: } else { 1474: my $blankpages = ''; 1475: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';} 1476: $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$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; 1477: } 1478: return ($current_output,$fullname); 1479: 1480: } 1481: 1482: sub handler { 1483: 1484: my $r = shift; 1485: my $helper; 1486: 1487: # my $loaderror=&Apache::lonnet::overloaderror($r); 1488: # if ($loaderror) { return $loaderror; } 1489: # $loaderror= 1490: # &Apache::lonnet::overloaderror($r, 1491: # $ENV{'course.'.$ENV{'request.course.id'}.'.home'}); 1492: # if ($loaderror) { return $loaderror; } 1493: 1494: my $result = printHelper($r); 1495: if (!ref($result)) { 1496: return $result; 1497: } 1498: $helper = $result; 1499: 1500: # my $key; 1501: # foreach $key (keys %{$helper->{'VARS'}}) { 1502: # $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<- '); 1503: # } 1504: # foreach $key (keys %ENV) { 1505: # $r->print(' '.$key.'->'.$ENV{$key}.'<- '); 1506: # } 1507: # return OK; 1508: 1509: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'}); 1510: 1511: # my $key; 1512: # foreach $key (keys %parmhash) { 1513: # $r->print(' '.$key.'->'.$parmhash{$key}.'<- '); 1514: # } 1515: # return OK; 1516: 1517: &output_data($r,$helper,\%parmhash); 1518: return OK; 1519: } 1520: 1521: use Apache::lonhelper; 1522: 1523: sub addMessage { 1524: my $text = shift; 1525: my $paramHash = Apache::lonhelper::getParamHash(); 1526: $paramHash->{MESSAGE_TEXT} = $text; 1527: Apache::lonhelper::message->new(); 1528: } 1529: 1530: use Data::Dumper; 1531: 1532: sub printHelper { 1533: my $r = shift; 1534: 1535: if ($ENV{'request.course.id'}) { 1536: my $fn=$ENV{'request.course.fn'}; 1537: tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640); 1538: } 1539: 1540: if ($r->header_only) { 1541: if ($ENV{'browser.mathml'}) { 1542: &Apache::loncommon::content_type($r,'text/xml'); 1543: } else { 1544: &Apache::loncommon::content_type($r,'text/html'); 1545: } 1546: $r->send_http_header; 1547: return OK; 1548: } 1549: 1550: # Send header, nocache 1551: if ($ENV{'browser.mathml'}) { 1552: &Apache::loncommon::content_type($r,'text/xml'); 1553: } else { 1554: &Apache::loncommon::content_type($r,'text/html'); 1555: } 1556: &Apache::loncommon::no_cache($r); 1557: $r->send_http_header; 1558: $r->rflush(); 1559: 1560: # Unfortunately, this helper is so complicated we have to 1561: # write it by hand 1562: 1563: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING}); 1564: 1565: my $helper = Apache::lonhelper::helper->new("Printing Helper"); 1566: $helper->declareVar('symb'); 1567: $helper->declareVar('postdata'); 1568: $helper->declareVar('curseed'); 1569: $helper->declareVar('probstatus'); 1570: $helper->declareVar('filename'); 1571: $helper->declareVar('construction'); 1572: $helper->declareVar('assignment'); 1573: $helper->declareVar('style_file'); 1574: 1575: # This will persistently load in the data we want from the 1576: # very first screen. 1577: # Detect whether we're coming from construction space 1578: if ($ENV{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) { 1579: $helper->{VARS}->{'filename'} = "~$1/$2"; 1580: $helper->{VARS}->{'construction'} = 1; 1581: } else { 1582: if ($ENV{'form.postdata'}) { 1583: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'}); 1584: } 1585: if ($ENV{'form.symb'}) { 1586: $helper->{VARS}->{'symb'} = $ENV{'form.symb'}; 1587: } 1588: if ($ENV{'form.url'}) { 1589: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'}); 1590: } 1591: } 1592: 1593: if ($ENV{'form.symb'}) { 1594: $helper->{VARS}->{'symb'} = $ENV{'form.symb'}; 1595: } 1596: if ($ENV{'form.url'}) { 1597: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'}); 1598: 1599: } 1600: 1601: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu; 1602: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;} 1603: 1604: 1605: # Extract map 1606: my $symb = $helper->{VARS}->{'symb'}; 1607: my ($map, $id, $url); 1608: my $subdir; 1609: 1610: # Get the resource name from construction space 1611: if ($helper->{VARS}->{'construction'}) { 1612: $resourceTitle = substr($helper->{VARS}->{'filename'}, 1613: rindex($helper->{VARS}->{'filename'}, '/')+1); 1614: $subdir = substr($helper->{VARS}->{'filename'}, 1615: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1); 1616: } else { 1617: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb); 1618: $helper->{VARS}->{'postdata'} = Apache::lonnet::clutter($url); 1619: 1620: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename 1621: my $postdata = $helper->{VARS}->{'postdata'}; 1622: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1); 1623: } 1624: $subdir = &Apache::lonnet::filelocation("", $url); 1625: } 1626: if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) { 1627: $helper->{VARS}->{'curseed'}=$ENV{'form.curseed'}; 1628: } 1629: if (!$helper->{VARS}->{'probstatus'} && $ENV{'form.problemtype'}) { 1630: $helper->{VARS}->{'probstatus'}=$ENV{'form.problemtype'}; 1631: } 1632: 1633: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser(); 1634: my $userPriviledged = ($ENV{'request.role'}=~m/^cc\./ or 1635: $ENV{'request.role'}=~m/^in\./ or 1636: $ENV{'request.role'}=~m/^ta\./); 1637: 1638: Apache::lonhelper::registerHelperTags(); 1639: 1640: # "Delete everything after the last slash." 1641: $subdir =~ s|/[^/]+$||; 1642: if (not $helper->{VARS}->{'construction'}) { 1643: $subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir; 1644: } 1645: # "Remove all duplicate slashes." 1646: $subdir =~ s|/+|/|g; 1647: 1648: # What can be printed is a very dynamic decision based on 1649: # lots of factors. So we need to dynamically build this list. 1650: # To prevent security leaks, states are only added to the wizard 1651: # if they can be reached, which ensures manipulating the form input 1652: # won't allow anyone to reach states they shouldn't have permission 1653: # to reach. 1654: 1655: # printChoices is tracking the kind of printing the user can 1656: # do, and will be used in a choices construction later. 1657: # In the meantime we will be adding states and elements to 1658: # the helper by hand. 1659: my $printChoices = []; 1660: my $paramHash; 1661: 1662: if ($resourceTitle) { 1663: push @{$printChoices}, ["$resourceTitle (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE']; 1664: } 1665: 1666: # Useful filter strings 1667: my $isProblem = '($res->is_problem()||$res->contains_problem) '; 1668: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden; 1669: my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()'; 1670: my $isNotMap = '!$res->is_sequence()'; 1671: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden; 1672: my $isMap = '$res->is_map()'; 1673: my $symbFilter = '$res->symb()'; 1674: my $urlValue = '$res->src()'; 1675: 1676: $helper->declareVar('SEQUENCE'); 1677: 1678: # Useful for debugging: Dump the help vars 1679: #$r->print(Dumper($helper->{VARS})); 1680: #$r->print($map); 1681: 1682: # If we're in a sequence... 1683: if (($helper->{'VARS'}->{'construction'} ne '1') && 1684: $helper->{VARS}->{'postdata'} && 1685: $helper->{VARS}->{'assignment'}) { 1686: # Allow problems from sequence 1687: push @{$printChoices}, ["".&mt('Problems')." ".&mt('in')." $sequenceTitle", 'map_problems', 'CHOOSE_PROBLEMS']; 1688: # Allow all resources from sequence 1689: push @{$printChoices}, ["".&mt('Resources')." ".&mt('in')." $sequenceTitle", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML']; 1690: 1691: my $helperFragment = <<HELPERFRAGMENT; 1692: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print"> 1693: <message>(mark them then click "next" button) </message> 1694: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1" 1695: closeallpages="1"> 1696: <nextstate>PAGESIZE</nextstate> 1697: <filterfunc>return $isProblem;</filterfunc> 1698: <mapurl>$map</mapurl> 1699: <valuefunc>return $symbFilter;</valuefunc> 1700: </resource> 1701: </state> 1702: 1703: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print"> 1704: <message>(mark them then click "next" button) </message> 1705: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1" 1706: closeallpages="1"> 1707: <nextstate>PAGESIZE</nextstate> 1708: <filterfunc>return $isNotMap;</filterfunc> 1709: <mapurl>$map</mapurl> 1710: <valuefunc>return $symbFilter;</valuefunc> 1711: </resource> 1712: </state> 1713: HELPERFRAGMENT 1714: 1715: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment); 1716: } 1717: 1718: # If the user is priviledged, allow them to print all 1719: # problems in the course, optionally for selected students 1720: if ($userPriviledged && 1721: ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) { 1722: push @{$printChoices}, ['Problems from entire course', 'all_problems', 'ALL_PROBLEMS']; 1723: &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS); 1724: <state name="ALL_PROBLEMS" title="Select Problem(s) to print"> 1725: <message>(mark them then click "next" button) </message> 1726: <resource variable="RESOURCES" toponly='0' multichoice="1" 1727: suppressEmptySequences='0' addstatus="1" closeallpages="1"> 1728: <nextstate>PAGESIZE</nextstate> 1729: <filterfunc>return $isProblemOrMap;</filterfunc> 1730: <choicefunc>return $isNotMap;</choicefunc> 1731: <valuefunc>return $symbFilter;</valuefunc> 1732: </resource> 1733: </state> 1734: ALL_PROBLEMS 1735: 1736: if ($helper->{VARS}->{'assignment'}) { 1737: push @{$printChoices}, ["".&mt('Problems')." ".&mt('from')." $sequenceTitle ".&mt('for')." ".&mt('selected students')."", 'problems_for_students', 'CHOOSE_STUDENTS']; 1738: push @{$printChoices}, ["".&mt('Problems')." ".&mt('from')." $sequenceTitle ".&mt('for')." ".&mt('anonymous students')."", 'problems_for_anon', 'CHOOSE_ANON1']; 1739: } 1740: my $resource_selector=<<RESOURCE_SELECTOR; 1741: <message> <big>Select resources for the assignment</big> </message> 1742: <resource variable="RESOURCES" multichoice="1" addstatus="1" 1743: closeallpages="1"> 1744: <filterfunc>return $isProblem;</filterfunc> 1745: <mapurl>$map</mapurl> 1746: <valuefunc>return $symbFilter;</valuefunc> 1747: </resource> 1748: <message> <big>How should the results be printed?</big> </message> 1749: <choices variable="EMPTY_PAGES"> 1750: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice> 1751: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice> 1752: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice> 1753: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice> 1754: </choices> 1755: <message><hr width='33%' />Number of assignments printed at the same time: </message> 1756: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string> 1757: RESOURCE_SELECTOR 1758: 1759: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS); 1760: <state name="CHOOSE_STUDENTS" title="Select Students and Resources"> 1761: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" /> 1762: $resource_selector 1763: </state> 1764: CHOOSE_STUDENTS 1765: 1766: my $cdom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}; 1767: my $cnum = $ENV{'course.'.$ENV{'request.course.id'}.'.num'}; 1768: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum); 1769: my $namechoice='<choice></choice>'; 1770: foreach my $name (@names) { 1771: if ($name =~ /^error: 2 /) { next; } 1772: $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>'; 1773: } 1774: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1); 1775: <state name="CHOOSE_ANON1" title="Select Students and Resources"> 1776: <nextstate>PAGESIZE</nextstate> 1777: <message><hr width='33%' />Number of anonymous assignments to print?</message> 1778: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"></string> 1779: <message> Names to store the CODEs under for later:</message> 1780: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" /> 1781: <message><hr width='33%' /></message> 1782: <message>Reprint a set of saved CODEs:</message> 1783: <dropdown variable="REUSE_OLD_CODES"> 1784: $namechoice 1785: </dropdown> 1786: <message><hr width='33%' /></message> 1787: $resource_selector 1788: </state> 1789: CHOOSE_ANON1 1790: 1791: 1792: if ($helper->{VARS}->{'assignment'}) { 1793: push @{$printChoices}, ["".&mt('Resources')." ".&mt('from')." $sequenceTitle ".&mt('for')." ".&mt('selected students')."", 'resources_for_students', 'CHOOSE_STUDENTS1']; 1794: push @{$printChoices}, ["".&mt('Resources')." ".&mt('from')." $sequenceTitle ".&mt('for')." ".&mt('anonymous students')."", 'resources_for_anon', 'CHOOSE_ANON2']; 1795: } 1796: 1797: 1798: $resource_selector=<<RESOURCE_SELECTOR; 1799: <message> <big>Select resources for the assignment</big> </message> 1800: <resource variable="RESOURCES" multichoice="1" addstatus="1" 1801: closeallpages="1"> 1802: <filterfunc>return $isNotMap;</filterfunc> 1803: <mapurl>$map</mapurl> 1804: <valuefunc>return $symbFilter;</valuefunc> 1805: </resource> 1806: <message> <big>How should the results be printed?</big> </message> 1807: <choices variable="EMPTY_PAGES"> 1808: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice> 1809: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice> 1810: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice> 1811: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice> 1812: </choices> 1813: <message><hr width='33%' />Number of assignments printed at the same time: </message> 1814: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string> 1815: RESOURCE_SELECTOR 1816: 1817: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1); 1818: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources"> 1819: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" /> 1820: $resource_selector 1821: </state> 1822: CHOOSE_STUDENTS1 1823: 1824: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2); 1825: <state name="CHOOSE_ANON2" title="Select Students and Resources"> 1826: <nextstate>PAGESIZE</nextstate> 1827: <message><hr width='33%' />Number of anonymous assignments to print?</message> 1828: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"></string> 1829: <message> Names to store the CODEs under for later:</message> 1830: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" /> 1831: <message><hr width='33%' /></message> 1832: <message>Reprint a set of saved CODEs:</message> 1833: <dropdown variable="REUSE_OLD_CODES"> 1834: $namechoice 1835: </dropdown> 1836: <message><hr width='33%' /></message> 1837: $resource_selector 1838: </state> 1839: CHOOSE_ANON2 1840: } 1841: 1842: # FIXME: That RE should come from a library somewhere. 1843: if ((((&Apache::lonnet::allowed('bre',$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 $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') { 1844: push @{$printChoices}, ["".&mt('Problems')." ".&mt('from current subdirectory')." $subdir", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR']; 1845: 1846: my $f = '$filename'; 1847: my $xmlfrag = <<CHOOSE_FROM_SUBDIR; 1848: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from $subdir to print"> 1849: <message>(mark them then click "next" button) </message> 1850: <files variable="FILES" multichoice='1'> 1851: <nextstate>PAGESIZE</nextstate> 1852: <filechoice>return '$subdir';</filechoice> 1853: CHOOSE_FROM_SUBDIR 1854: 1855: # this is broken up because I really want interpolation above, 1856: # and I really DON'T want it below 1857: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR'; 1858: <filefilter>return Apache::lonhelper::files::not_old_version($filename) && 1859: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/; 1860: </filefilter> 1861: </files> 1862: </state> 1863: CHOOSE_FROM_SUBDIR 1864: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag); 1865: } 1866: 1867: # Allow the user to select any sequence in the course, feed it to 1868: # another resource selector for that sequence 1869: if (!$helper->{VARS}->{'construction'}) { 1870: push @$printChoices, ["Resources from selected sequence in course", 1871: 'select_sequences', 'CHOOSE_SEQUENCE']; 1872: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'}; 1873: #Escape apostrophes and backslashes for Perl 1874: $escapedSequenceName =~ s/\\/\\\\/g; 1875: $escapedSequenceName =~ s/'/\\'/g; 1876: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE); 1877: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From"> 1878: <message>Select the sequence to print resources from:</message> 1879: <resource variable="SEQUENCE"> 1880: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate> 1881: <filterfunc>return \$res->is_sequence;</filterfunc> 1882: <valuefunc>return $urlValue;</valuefunc> 1883: </resource> 1884: </state> 1885: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print"> 1886: <message>(mark desired resources then click "next" button) </message> 1887: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1" 1888: closeallpages="1"> 1889: <nextstate>PAGESIZE</nextstate> 1890: <filterfunc>return $isProblem</filterfunc> 1891: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl> 1892: <valuefunc>return $symbFilter;</valuefunc> 1893: </resource> 1894: </state> 1895: CHOOSE_FROM_ANY_SEQUENCE 1896: } 1897: 1898: # Generate the first state, to select which resources get printed. 1899: Apache::lonhelper::state->new("START", "Select Printing Options:"); 1900: $paramHash = Apache::lonhelper::getParamHash(); 1901: $paramHash->{MESSAGE_TEXT} = ""; 1902: Apache::lonhelper::message->new(); 1903: $paramHash = Apache::lonhelper::getParamHash(); 1904: $paramHash->{'variable'} = 'PRINT_TYPE'; 1905: $helper->declareVar('PRINT_TYPE'); 1906: $paramHash->{CHOICES} = $printChoices; 1907: Apache::lonhelper::choices->new(); 1908: 1909: my $startedTable = 0; # have we started an HTML table yet? (need 1910: # to close it later) 1911: 1912: if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or 1913: ($helper->{VARS}->{'construction'} eq '1')) { 1914: addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>"); 1915: $paramHash = Apache::lonhelper::getParamHash(); 1916: $paramHash->{'variable'} = 'ANSWER_TYPE'; 1917: $helper->declareVar('ANSWER_TYPE'); 1918: $paramHash->{CHOICES} = [ 1919: ['Without Answers', 'yes'], 1920: ['With Answers', 'no'], 1921: ['Only Answers', 'only'], 1922: ['As Exam Problem', 'exam'] 1923: ]; 1924: Apache::lonhelper::dropdown->new(); 1925: addMessage("</td></tr>"); 1926: $startedTable = 1; 1927: } 1928: 1929: if ($ENV{'request.role.adv'}) { 1930: if (!$startedTable) { 1931: addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>"); 1932: $startedTable = 1; 1933: } else { 1934: addMessage("<tr><td align='right'>LaTeX mode: </td><td>"); 1935: } 1936: $paramHash = Apache::lonhelper::getParamHash(); 1937: $paramHash->{'variable'} = 'LATEX_TYPE'; 1938: $helper->declareVar('LATEX_TYPE'); 1939: if ($helper->{VARS}->{'construction'} eq '1') { 1940: $paramHash->{CHOICES} = [ 1941: ['standard LaTeX mode', 'standard'], 1942: ['LaTeX batchmode', 'batchmode'], ]; 1943: } else { 1944: $paramHash->{CHOICES} = [ 1945: ['LaTeX batchmode', 'batchmode'], 1946: ['standard LaTeX mode', 'standard'] ]; 1947: } 1948: Apache::lonhelper::dropdown->new(); 1949: 1950: addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>"); 1951: $paramHash = Apache::lonhelper::getParamHash(); 1952: $paramHash->{'variable'} = 'TABLE_CONTENTS'; 1953: $helper->declareVar('TABLE_CONTENTS'); 1954: $paramHash->{CHOICES} = [ 1955: ['No', 'no'], 1956: ['Yes', 'yes'] ]; 1957: Apache::lonhelper::dropdown->new(); 1958: addMessage("</td></tr>"); 1959: 1960: if (not $helper->{VARS}->{'construction'}) { 1961: addMessage("<tr><td align='right'>Print Index: </td><td>"); 1962: $paramHash = Apache::lonhelper::getParamHash(); 1963: $paramHash->{'variable'} = 'TABLE_INDEX'; 1964: $helper->declareVar('TABLE_INDEX'); 1965: $paramHash->{CHOICES} = [ 1966: ['No', 'no'], 1967: ['Yes', 'yes'] ]; 1968: Apache::lonhelper::dropdown->new(); 1969: addMessage("</td></tr>"); 1970: addMessage("<tr><td align='right'>Print Discussions: </td><td>"); 1971: $paramHash = Apache::lonhelper::getParamHash(); 1972: $paramHash->{'variable'} = 'PRINT_DISCUSSIONS'; 1973: $helper->declareVar('PRINT_DISCUSSIONS'); 1974: $paramHash->{CHOICES} = [ 1975: ['No', 'no'], 1976: ['Yes', 'yes'] ]; 1977: Apache::lonhelper::dropdown->new(); 1978: addMessage("</td></tr>"); 1979: } 1980: 1981: if ($helper->{'VARS'}->{'construction'}) { 1982: my $stylevalue=$ENV{'construct.style'}; 1983: my $xmlfrag .= <<"RNDSEED"; 1984: <message><tr><td align='right'>Use random seed: </td><td></message> 1985: <string variable="curseed" size="15" maxlength="15"> 1986: <defaultvalue> 1987: return $helper->{VARS}->{'curseed'}; 1988: </defaultvalue> 1989: </string> 1990: <message></td></tr><tr><td align="right">Use style file:</td><td></message> 1991: <message><input type="text" size="40" name="style_file_value" value="$stylevalue" />  <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><td></message> 1992: <message></td></tr></message> 1993: RNDSEED 1994: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag); 1995: $helper->{'VARS'}->{'style_file'}=$ENV{'form.style_file_value'}; 1996: } 1997: } 1998: 1999: 2000: 2001: 2002: if ($startedTable) { 2003: addMessage("</table>"); 2004: } 2005: 2006: Apache::lonprintout::page_format_state->new("FORMAT"); 2007: 2008: # Generate the PAGESIZE state which will offer the user the margin 2009: # choices if they select one column 2010: Apache::lonhelper::state->new("PAGESIZE", "Set Margins"); 2011: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL'); 2012: 2013: 2014: $helper->process(); 2015: 2016: # MANUAL BAILOUT CONDITION: 2017: # If we're in the "final" state, bailout and return to handler 2018: if ($helper->{STATE} eq 'FINAL') { 2019: return $helper; 2020: } 2021: 2022: $r->print($helper->display()); 2023: 2024: Apache::lonhelper::unregisterHelperTags(); 2025: 2026: untie %hash; 2027: 2028: return OK; 2029: } 2030: 2031: 2032: 1; 2033: 2034: package Apache::lonprintout::page_format_state; 2035: 2036: =pod 2037: 2038: =head1 Helper element: page_format_state 2039: 2040: See lonhelper.pm documentation for discussion of the helper framework. 2041: 2042: Apache::lonprintout::page_format_state is an element that gives the 2043: user an opportunity to select the page layout they wish to print 2044: with: Number of columns, portrait/landscape, and paper size. If you 2045: want to change the paper size choices, change the @paperSize array 2046: contents in this package. 2047: 2048: page_format_state is always directly invoked in lonprintout.pm, so there 2049: is no tag interface. You actually pass parameters to the constructor. 2050: 2051: =over 4 2052: 2053: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME. 2054: 2055: =back 2056: 2057: =cut 2058: 2059: use Apache::lonhelper; 2060: 2061: no strict; 2062: @ISA = ("Apache::lonhelper::element"); 2063: use strict; 2064: use Apache::lonlocal; 2065: 2066: my $maxColumns = 2; 2067: my @paperSize = ("Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]", 2068: "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]", 2069: "A2 [420x594 mm]", "A3 [297x420 mm]", "A4 [210x297 mm]", 2070: "A5 [148x210 mm]", "A6 [105x148 mm]" ); 2071: 2072: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum | 2073: # Paper type 2074: 2075: sub new { 2076: my $self = Apache::lonhelper::element->new(); 2077: 2078: shift; 2079: 2080: $self->{'variable'} = shift; 2081: my $helper = Apache::lonhelper::getHelper(); 2082: $helper->declareVar($self->{'variable'}); 2083: bless($self); 2084: return $self; 2085: } 2086: 2087: sub render { 2088: my $self = shift; 2089: my $helper = Apache::lonhelper::getHelper(); 2090: my $result = ''; 2091: my $var = $self->{'variable'}; 2092: my $PageLayout=&mt('Page layout'); 2093: my $NumberOfColumns=&mt('Number of columns'); 2094: my $PaperType=&mt('Paper type'); 2095: $result .= <<STATEHTML; 2096: 2097: <hr width="33%" /> 2098: <table cellpadding="3"> 2099: <tr> 2100: <td align="center">$PageLayout</td> 2101: <td align="center">$NumberOfColumns</td> 2102: <td align="center">$PaperType</td> 2103: </tr> 2104: <tr> 2105: <td> 2106: <input type="radio" name="${var}.layout" value="L" /> Landscape 2107: <input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait 2108: </td> 2109: <td align="center"> 2110: <select name="${var}.cols"> 2111: STATEHTML 2112: 2113: my $i; 2114: for ($i = 1; $i <= $maxColumns; $i++) { 2115: if ($i == 2) { 2116: $result .= "<option value='$i' selected>$i</option>\n"; 2117: } else { 2118: $result .= "<option value='$i'>$i</option>\n"; 2119: } 2120: } 2121: 2122: $result .= "</select></td><td>\n"; 2123: $result .= "<select name='${var}.paper'>\n"; 2124: 2125: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'}); 2126: my $DefaultPaperSize=$parmhash{'default_paper_size'}; 2127: if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';} 2128: $i = 0; 2129: foreach (@paperSize) { 2130: if ($paperSize[$i]=~/$DefaultPaperSize/) { 2131: $result .= "<option selected value='$i'>" . $paperSize[$i] . "</option>\n"; 2132: } else { 2133: $result .= "<option value='$i'>" . $paperSize[$i] . "</option>\n"; 2134: } 2135: $i++; 2136: } 2137: 2138: $result .= "</select></td></tr></table>"; 2139: return $result; 2140: } 2141: 2142: sub postprocess { 2143: my $self = shift; 2144: 2145: my $var = $self->{'variable'}; 2146: my $helper = Apache::lonhelper->getHelper(); 2147: $helper->{VARS}->{$var} = 2148: $ENV{"form.$var.layout"} . '|' . $ENV{"form.$var.cols"} . '|' . 2149: $ENV{"form.$var.paper"}; 2150: return 1; 2151: } 2152: 2153: 1; 2154: 2155: package Apache::lonprintout::page_size_state; 2156: 2157: =pod 2158: 2159: =head1 Helper element: page_size_state 2160: 2161: See lonhelper.pm documentation for discussion of the helper framework. 2162: 2163: Apache::lonprintout::page_size_state is an element that gives the 2164: user the opportunity to further refine the page settings if they 2165: select a single-column page. 2166: 2167: page_size_state is always directly invoked in lonprintout.pm, so there 2168: is no tag interface. You actually pass parameters to the constructor. 2169: 2170: =over 4 2171: 2172: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME. 2173: 2174: =back 2175: 2176: =cut 2177: 2178: use Apache::lonhelper; 2179: 2180: no strict; 2181: @ISA = ("Apache::lonhelper::element"); 2182: use strict; 2183: 2184: 2185: 2186: sub new { 2187: my $self = Apache::lonhelper::element->new(); 2188: 2189: shift; # disturbs me (probably prevents subclassing) but works (drops 2190: # package descriptor)... - Jeremy 2191: 2192: $self->{'variable'} = shift; 2193: my $helper = Apache::lonhelper::getHelper(); 2194: $helper->declareVar($self->{'variable'}); 2195: 2196: # The variable name of the format element, so we can look into 2197: # $helper->{VARS} to figure out whether the columns are one or two 2198: $self->{'formatvar'} = shift; 2199: 2200: # The state to transition to after selection, or after discovering 2201: # the cols are not set to 1 2202: $self->{NEXTSTATE} = shift; 2203: bless($self); 2204: return $self; 2205: } 2206: 2207: sub render { 2208: my $self = shift; 2209: my $helper = Apache::lonhelper::getHelper(); 2210: my $result = ''; 2211: my $var = $self->{'variable'}; 2212: 2213: if (defined $self->{ERROR_MSG}) { 2214: $result .= ' ' . $self->{ERROR_MSG} . ' '; 2215: } 2216: 2217: $result .= <<ELEMENTHTML; 2218: 2219: How should the column be formatted? 2220: 2221: <table cellpadding='3'> 2222: <tr> 2223: <td align='right'>Width:</td> 2224: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td> 2225: <td align='left'> 2226: <select name='$var.widthunit'> 2227: <option>cm</option><option>in</option> 2228: </select> 2229: </td> 2230: </tr> 2231: <tr> 2232: <td align='right'>Height:</td> 2233: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td> 2234: <td align='left'> 2235: <select name='$var.heightunit'> 2236: <option>cm</option><option>in</option> 2237: </select> 2238: </td> 2239: </tr> 2240: <tr> 2241: <td align='right'>Left margin:</td> 2242: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td> 2243: <td align='left'> 2244: <select name='$var.lmarginunit'> 2245: <option>cm</option><option>in</option> 2246: </select> 2247: </td> 2248: </tr> 2249: </table> 2250: 2251: Hint: Some instructors like to leave scratch space for the student by 2252: making the width much smaller than the width of the page. 2253: 2254: ELEMENTHTML 2255: 2256: return $result; 2257: } 2258: 2259: # If the user didn't select 1 column, skip this state. 2260: sub preprocess { 2261: my $self = shift; 2262: my $helper = Apache::lonhelper::getHelper(); 2263: 2264: my $format = $helper->{VARS}->{$self->{'formatvar'}}; 2265: if (substr($format, 2, 1) ne '1') { 2266: $helper->changeState($self->{NEXTSTATE}); 2267: } 2268: 2269: return 1; 2270: } 2271: 2272: sub postprocess { 2273: my $self = shift; 2274: 2275: my $var = $self->{'variable'}; 2276: my $helper = Apache::lonhelper->getHelper(); 2277: my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"}; 2278: my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"}; 2279: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"}; 2280: $helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"}; 2281: $helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"}; 2282: $helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"}; 2283: 2284: my $error = ''; 2285: 2286: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed 2287: # by an optional period, followed by digits, ending the string 2288: 2289: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) { 2290: $error .= "Invalid width; please type only a number. \n"; 2291: } 2292: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) { 2293: $error .= "Invalid height; please type only a number. \n"; 2294: } 2295: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) { 2296: $error .= "Invalid left margin; please type only a number. \n"; 2297: } 2298: 2299: if (!$error) { 2300: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE}); 2301: return 1; 2302: } else { 2303: $self->{ERROR_MSG} = $error; 2304: return 0; 2305: } 2306: } 2307: 2308: 2309: 2310: __END__ 2311: