loncom/interface/lonprintout.pm - view

File: [LON-CAPA] / loncom / interface / lonprintout.pm
Revision 1.322: download - view: text, annotated - select for diffs
Fri Aug 13 17:14:48 2004 UTC (19 years, 9 months ago) by sakharuk
Branches: MAIN
CVS tags: HEAD

"lender/tabloid" is supported for two column output in 'book' layout.

1: # The LearningOnline Network 2: # Printout 3: # 4: # $Id: lonprintout.pm,v 1.322 2004/08/13 17:14:48 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 = '7.1 in'; 451: $textheight = '15 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: } elsif($papersize eq '6') { 478: if ($layout eq 'book') { 479: if ($numberofcolumns == 1) { 480: $textwidth = '176 mm'; 481: $textheight = '272 mm'; 482: $oddoffset = '-0.57 in'; 483: $evenoffset = '-0.57 in'; 484: $topmargin = '-0.5 in'; 485: } elsif ($numberofcolumns == 2) { 486: $textwidth = '91 mm'; 487: $textheight = '272 mm'; 488: $oddoffset = '-0.57 in'; 489: $evenoffset = '-0.57 in'; 490: $topmargin = '-0.5 in'; 491: } 492: } elsif ($layout eq 'album') { 493: if ($numberofcolumns eq '1') { 494: $textwidth = '8.5 in'; 495: $textheight = '7.7 in'; 496: $oddoffset = '-40 pt'; 497: $evenoffset = '-60 pt'; 498: } elsif ($numberofcolumns == 2) { 499: $textwidth = '3.9 in'; 500: $textheight = '7.7 in'; 501: $oddoffset = '-40 pt'; 502: $evenoffset = '-60 pt'; 503: } 504: } 505: # } elsif($papersize eq '5') { 506: # } elsif($papersize eq '4') { 507: # } elsif($papersize eq '7') { 508: # } elsif($papersize eq '8') { 509: } 510: return $textwidth,$textheight,$oddoffset,$evenoffset,$topmargin; 511: } 512: 513: 514: sub get_name { 515: my ($uname,$udom)=@_; 516: if (!defined($uname)) { $uname=$ENV{'user.name'}; } 517: if (!defined($udom)) { $udom=$ENV{'user.domain'}; } 518: my $plainname=&Apache::loncommon::plainname($uname,$udom); 519: if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; } 520: $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header'); 521: return $plainname; 522: } 523: 524: sub get_course { 525: my $courseidinfo; 526: if (defined($ENV{'request.course.id'})) { 527: $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'header'); 528: } 529: return $courseidinfo; 530: } 531: 532: sub page_format_transformation { 533: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_; 534: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin); 535: if ($selectionmade eq '4') { 536: $assignment='Problems from the Whole Course'; 537: } else { 538: $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header'); 539: } 540: ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin); 541: my $name = &get_name(); 542: my $courseidinfo = &get_course(); 543: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } 544: my $topmargintoinsert = ''; 545: if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';} 546: if ($layout eq 'album') { 547: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}} \\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1} /; 548: } elsif ($layout eq 'book') { 549: 550: if ($choice ne 'All class print') { 551: $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}/; 552: } else { 553: $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\\setcounter{page}{1} \\vskip 5 mm /; 554: } 555: if ($papersize eq '6') { 556: $text =~ s/(\\begin{document})/$1\\special{papersize=210mm,297mm}/; 557: } 558: } 559: if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;} 560: if ($indexlist eq 'yes') { 561: $text=~s/(\\begin{document})/\\makeindex $1/; 562: $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/; 563: } 564: return $text; 565: } 566: 567: 568: sub page_cleanup { 569: my $result = shift; 570: 571: $result =~ m/\\end{document}(\d*)$/; 572: my $number_of_columns = $1; 573: my $insert = '{'; 574: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; } 575: $insert .= '}'; 576: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g; 577: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g; 578: return $result,$number_of_columns; 579: } 580: 581: 582: sub details_for_menu { 583: 584: my $name_of_resourse = &Apache::lonnet::gettitle($ENV{'form.postdata'}); 585: my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'}); 586: my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic); 587: $map=&Apache::lonnet::clutter($map); 588: my $name_of_sequence = &Apache::lonnet::gettitle($map); 589: if ($name_of_sequence =~ /^\s*$/) { 590: $map =~ m|([^/]+)$|; 591: $name_of_sequence = $1; 592: } 593: my $name_of_map = &Apache::lonnet::gettitle($ENV{'request.course.uri'}); 594: if ($name_of_map =~ /^\s*$/) { 595: $ENV{'request.course.uri'} =~ m|([^/]+)$|; 596: $name_of_map = $1; 597: } 598: return ($name_of_resourse,$name_of_sequence,$name_of_map); 599: 600: } 601: 602: 603: sub latex_corrections { 604: 605: my ($number_of_columns,$result,$selectionmade) = @_; 606: 607: # $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g; 608: $result =~ s/\$number_of_columns/$number_of_columns/g; 609: if ($selectionmade ne '1') { 610: $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/; 611: } else { 612: $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/; 613: } 614: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g; 615: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g; 616: #-- LaTeX corrections 617: my $first_comment = index($result,'',$first_comment); 620: substr($result,$first_comment,$end_comment-$first_comment+3) = ''; 621: $first_comment = index($result,'<!--',$first_comment); 622: } 623: $result =~ s/^\s+$//gm; #remove empty lines 624: $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space 625: $result =~ s/\\\\\s*\\vskip/\\vskip/gm; 626: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g; 627: $result =~ s/{\\par }\s*\\\\/\\\\/gm; 628: $result =~ s/\\\\\s+\[/ \[/g; 629: #conversion of html characters to LaTeX equivalents 630: if ($result =~ m/&(\w+|#\d+);/) { 631: $result = &character_chart($result); 632: } 633: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g; 634: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g; 635: 636: return $result; 637: } 638: 639: 640: sub index_table { 641: my $currentURL = shift; 642: my $insex_string=''; 643: $currentURL=~s/\.([^\/+])$/\.$1\.meta/; 644: $insex_string=&Apache::lonnet::metadata($currentURL,'keywords'); 645: return $insex_string; 646: } 647: 648: 649: sub IndexCreation { 650: my ($texversion,$currentURL)=@_; 651: my @key_words=split(/,/,&index_table($currentURL)); 652: my $chunk=''; 653: my $st=index $texversion,'\addcontentsline{toc}{subsection}{'; 654: if ($st>0) { 655: for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);} 656: $chunk=substr($texversion,0,$st+1); 657: substr($texversion,0,$st+1)=' '; 658: } 659: foreach my $key_word (@key_words) { 660: if ($key_word=~/\S+/) { 661: $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i; 662: } 663: } 664: if ($st>0) {substr($texversion,0,1)=$chunk;} 665: return $texversion; 666: } 667: 668: sub print_latex_header { 669: my $mode=shift; 670: my $output='\documentclass[letterpaper]{article}'; 671: if ($mode eq 'batchmode') { 672: $output.='\batchmode'; 673: } 674: $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'. 675: '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'. 676: '\usepackage[dvips]{graphicx}\usepackage{epsfig}\usepackage{calc}'. 677: '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'. 678: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'. 679: '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'. 680: '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'. 681: '\setlength{\abovedisplayshortskip}{-0.04in}'. 682: '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'. 683: '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'. 684: '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'. 685: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'. 686: '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'. 687: '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'. 688: '\setlength{\abovedisplayshortskip}{-0.04in}'. 689: '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}'; 690: return $output; 691: } 692: 693: sub path_to_problem { 694: my ($urlp,$LaTeXwidth)=@_; 695: my $newurlp = ''; 696: $LaTeXwidth=~s/\s*mm\s*$//; 697: my $HowMany = length($urlp)*2; 698: if ($HowMany > $LaTeXwidth) { 699: my @temporrary = split '/',$urlp; 700: my $HowManyNew = 0; 701: for (my $ii=0;$ii<=$#temporrary;$ii++) { 702: if ($temporrary[$ii] ne '') { 703: $HowManyNew += length($temporrary[$ii])*2; 704: if ($HowManyNew < $LaTeXwidth ) { 705: $newurlp .= '/'.$temporrary[$ii]; 706: } else { 707: $HowManyNew = 0; 708: $newurlp .= '|\vskip -1 mm \noindent \verb|'; 709: $ii--; 710: } 711: } 712: } 713: } else { 714: $newurlp=$urlp; 715: } 716: return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}'; 717: } 718: 719: sub recalcto_mm { 720: my $textwidth=shift; 721: my $LaTeXwidth; 722: if ($textwidth=~/(\d+\.?\d*)\s*cm/) { 723: $LaTeXwidth = $1*10; 724: } elsif ($textwidth=~/(\d+\.?\d*)\s*mm/) { 725: $LaTeXwidth = $1; 726: } elsif ($textwidth=~/(\d+\.?\d*)\s*in/) { 727: $LaTeXwidth = $1*25.4; 728: } 729: $LaTeXwidth.=' mm'; 730: return $LaTeXwidth; 731: } 732: 733: sub get_textwidth { 734: my ($helper,$LaTeXwidth)=@_; 735: my $textwidth=$LaTeXwidth; 736: if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ && 737: $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) { 738: $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '. 739: $helper->{'VARS'}->{'pagesize.widthunit'}); 740: } 741: return $textwidth; 742: } 743: 744: 745: sub unsupported { 746: my ($currentURL,$mode)=@_; 747: if ($mode ne '') {$mode='\\'.$mode} 748: my $result.= &print_latex_header($mode); 749: if ($currentURL=~/\/ext\//) { 750: $result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' '; 751: } else { 752: $result.=$currentURL; 753: } 754: $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}'; 755: return $result; 756: } 757: 758: 759: sub output_data { 760: my ($r,$helper,$rparmhash) = @_; 761: my %parmhash = %$rparmhash; 762: my $bodytag=&Apache::loncommon::bodytag('Preparing Printout'); 763: $r->print(<<ENDPART); 764: <html> 765: <script type="text/javascript" language="Javascript" > 766: var editbrowser; 767: function openbrowser(formname,elementname,only,omit) { 768: var url = '/res/?'; 769: if (editbrowser == null) { 770: url += 'launch=1&'; 771: } 772: url += 'catalogmode=interactive&'; 773: url += 'mode=parmset&'; 774: url += 'form=' + formname + '&'; 775: if (only != null) { 776: url += 'only=' + only + '&'; 777: } 778: if (omit != null) { 779: url += 'omit=' + omit + '&'; 780: } 781: url += 'element=' + elementname + ''; 782: var title = 'Browser'; 783: var options = 'scrollbars=1,resizable=1,menubar=0'; 784: options += ',width=700,height=600'; 785: editbrowser = open(url,title,options,'1'); 786: editbrowser.focus(); 787: } 788: </script> 789: <head> 790: <title>LON-CAPA output for printing</title> 791: </head> 792: $bodytag 793: Please stand by while processing your print request, this may take some time ... 794: ENDPART 795: 796: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'}; 797: my ($result,$selectionmade) = ('',''); 798: my $number_of_columns = 1; #used only for pages to determine the width of the cell 799: my @temporary_array=split /\|/,$format_from_helper; 800: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array; 801: if ($laystyle eq 'L') { 802: $laystyle='album'; 803: } else { 804: $laystyle='book'; 805: } 806: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns); 807: my $assignment = $ENV{'form.assignment'}; 808: my $LaTeXwidth=&recalcto_mm($textwidth); 809: my @print_array=(); 810: my @student_names=(); 811: 812: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') { 813: #-- single document - problem, page, html, xml, ... 814: my $currentURL; 815: if ($helper->{'VARS'}->{'construction'} ne '1') { 816: #prints published resource 817: $currentURL=$helper->{'VARS'}->{'postdata'}; 818: } else { 819: #prints resource from the construction space 820: $currentURL='/'.$helper->{'VARS'}->{'filename'}; 821: if ($currentURL=~/([^?]+)/) {$currentURL=$1;} 822: } 823: $selectionmade = 1; 824: if ($currentURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { 825: my $rndseed=time; 826: my $texversion=''; 827: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') { 828: my %moreenv; 829: $moreenv{'request.filename'}=$currentURL; 830: if ($helper->{'VARS'}->{'style_file'}=~/\w/) { 831: $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'}; 832: my $dom = $ENV{'user.domain'}; 833: my $user = $ENV{'user.name'}; 834: my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user); 835: } 836: my %form; 837: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';} 838: $form{'grade_target'}='tex'; 839: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 840: $form{'problem_split'}=$parmhash{'problem_stream_switch'}; 841: $form{'suppress_tries'}=$parmhash{'suppress_tries'}; 842: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 843: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; 844: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';} 845: if ($helper->{'VARS'}->{'curseed'}) { 846: $rndseed=$helper->{'VARS'}->{'curseed'}; 847: } 848: $form{'rndseed'}=$rndseed; 849: &Apache::lonnet::appenv(%moreenv); 850: &Apache::lonnet::delenv('form.counter'); 851: &Apache::lonxml::init_counter(); 852: $texversion.=&Apache::lonnet::ssi($currentURL,%form); 853: &Apache::lonnet::delenv('form.counter'); 854: &Apache::lonnet::delenv('request.filename'); 855: } 856: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 857: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { 858: my %form; 859: $form{'grade_target'}='answer'; 860: $form{'answer_output_mode'}='tex'; 861: $form{'rndseed'}=$rndseed; 862: my $answer=&Apache::lonnet::ssi($currentURL,%form); 863: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 864: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; 865: } else { 866: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 867: if ($helper->{'VARS'}->{'construction'} ne '1') { 868: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm '; 869: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth); 870: } else { 871: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm '; 872: my $URLpath=$currentURL; 873: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/; 874: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth); 875: } 876: $texversion.='\vskip 1 mm '.$answer.'\end{document}'; 877: } 878: } 879: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { 880: $texversion=&IndexCreation($texversion,$currentURL); 881: } 882: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { 883: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /; 884: 885: } 886: $result .= $texversion; 887: if ($currentURL=~m/\.page\s*$/) { 888: ($result,$number_of_columns) = &page_cleanup($result); 889: } 890: } elsif ($currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') { 891: #printing content of sequence from the construction space 892: my $flag_latex_header_remove = 'NO'; 893: my $rndseed=time; 894: if ($helper->{'VARS'}->{'curseed'}) { 895: $rndseed=$helper->{'VARS'}->{'curseed'}; 896: } 897: $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|; 898: my $errtext=&Apache::lonratedt::mapread($currentURL); 899: for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) { 900: $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/; 901: my $urlp=$2; 902: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) { 903: my $texversion=''; 904: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') { 905: my %form; 906: $form{'grade_target'}='tex'; 907: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 908: $form{'problem_split'}=$parmhash{'problem_stream_switch'}; 909: $form{'suppress_tries'}=$parmhash{'suppress_tries'}; 910: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 911: $form{'rndseed'}=$rndseed; 912: $texversion=&Apache::lonnet::ssi($urlp,%form); 913: } 914: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 915: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) && 916: ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) { 917: my %form; 918: $form{'grade_target'}='answer'; 919: $form{'answer_output_mode'}='tex'; 920: $form{'rndseed'}=$rndseed; 921: if ($urlp=~/\/res\//) {$ENV{'request.state'}='published';} 922: my $answer=&Apache::lonnet::ssi($urlp,%form); 923: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 924: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; 925: } else { 926: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 927: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm '; 928: $texversion.=&path_to_problem ($currentURL,$LaTeXwidth); 929: $texversion.='\vskip 1 mm '.$answer.'\end{document}'; 930: } 931: } 932: if ($flag_latex_header_remove ne 'NO') { 933: $texversion = &latex_header_footer_remove($texversion); 934: } else { 935: $texversion =~ s/\\end{document}//; 936: } 937: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { 938: $texversion=&IndexCreation($texversion,$urlp); 939: } 940: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URpL'} eq 'yes') { 941: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /; 942: } 943: $result.=$texversion; 944: $flag_latex_header_remove = 'YES'; 945: } elsif ($urlp=~/\.(sequence|page)$/) { 946: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent '; 947: } 948: } 949: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;} 950: $result .= '\end{document}'; 951: } elsif ($currentURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 952: my %form; 953: $form{'grade_target'}='tex'; 954: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 955: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 956: if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;} 957: my $texversion=&Apache::lonnet::ssi($currentURL,%form); 958: $result .= $texversion; 959: } else { 960: $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'}); 961: } 962: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or 963: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or 964: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or 965: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) { 966: #-- produce an output string 967: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') { 968: $selectionmade = 2; 969: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') { 970: $selectionmade = 3; 971: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') { 972: $selectionmade = 4; 973: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') { 974: $selectionmade = 7; 975: } 976: my %form=(); 977: $form{'grade_target'}='tex'; 978: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 979: $form{'problem_split'}=$parmhash{'problem_stream_switch'}; 980: $form{'suppress_tries'}=$parmhash{'suppress_tries'}; 981: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 982: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; 983: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';} 984: my $flag_latex_header_remove = 'NO'; 985: my $flag_page_in_sequence = 'NO'; 986: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; 987: my $prevassignment=''; 988: &Apache::lonnet::delenv('form.counter'); 989: &Apache::lonxml::init_counter(); 990: for (my $i=0;$i<=$#master_seq;$i++) { 991: my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]); 992: $urlp=&Apache::lonnet::clutter($urlp); 993: $form{'symb'}=$master_seq[$i]; 994: my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]); 995: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem 996: if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;} 997: if ($i==0) {$prevassignment=$assignment;} 998: #&Apache::lonnet::logthis("Trying to get $urlp with symb $master_seq[$i]"); 999: my $texversion=''; 1000: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { 1001: $texversion.=&Apache::lonnet::ssi($urlp,%form); 1002: if ($urlp=~/\.page$/) { 1003: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion); 1004: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} 1005: $texversion =~ s/\\end{document}\d*/\\end{document}/; 1006: $flag_page_in_sequence = 'YES'; 1007: } 1008: my $lonidsdir=$r->dir_config('lonIDsDir'); 1009: my $envfile=$ENV{'user.environment'}; 1010: $envfile=~/\/([^\/]+)\.id$/; 1011: $envfile=$1; 1012: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile); 1013: my $current_counter=$ENV{'form.counter'}; 1014: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 1015: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { 1016: my %form; 1017: $form{'grade_target'}='answer'; 1018: $form{'answer_output_mode'}='tex'; 1019: my $answer=&Apache::lonnet::ssi($urlp,%form); 1020: &Apache::lonnet::appenv(('form.counter' => $current_counter)); 1021: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 1022: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; 1023: } else { 1024: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) { 1025: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 1026: $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm '; 1027: $texversion.=&path_to_problem ($urlp,$LaTeXwidth); 1028: $texversion.='\vskip 1 mm '.$answer; 1029: } else { 1030: $texversion=''; 1031: } 1032: } 1033: } 1034: if ($flag_latex_header_remove ne 'NO') { 1035: $texversion = &latex_header_footer_remove($texversion); 1036: } else { 1037: $texversion =~ s/\\end{document}//; 1038: } 1039: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { 1040: $texversion=&IndexCreation($texversion,$urlp); 1041: } 1042: if (($selectionmade == 4) and ($assignment ne $prevassignment)) { 1043: my $name = &get_name(); 1044: my $courseidinfo = &get_course(); 1045: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } 1046: $prevassignment=$assignment; 1047: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip -5 mm '; 1048: } 1049: $result .= $texversion; 1050: $flag_latex_header_remove = 'YES'; 1051: } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 1052: my %form; 1053: $form{'grade_target'}='tex'; 1054: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 1055: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1056: if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;} 1057: my $texversion=&Apache::lonnet::ssi($urlp,%form); 1058: if ($flag_latex_header_remove ne 'NO') { 1059: $texversion = &latex_header_footer_remove($texversion); 1060: } else { 1061: $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/; 1062: } 1063: $result .= $texversion; 1064: $flag_latex_header_remove = 'YES'; 1065: } else { 1066: $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'}); 1067: if ($flag_latex_header_remove ne 'NO') { 1068: $texversion = &latex_header_footer_remove($texversion); 1069: } else { 1070: $texversion =~ s/\\end{document}//; 1071: } 1072: $result .= $texversion; 1073: $flag_latex_header_remove = 'YES'; 1074: } 1075: } 1076: &Apache::lonnet::delenv('form.counter'); 1077: if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;} 1078: $result .= '\end{document}'; 1079: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') || 1080: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){ 1081: #-- prints assignments for whole class or for selected students 1082: my $type; 1083: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') { 1084: $selectionmade=5; 1085: $type='problems'; 1086: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') { 1087: $selectionmade=8; 1088: $type='resources'; 1089: } 1090: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'}; 1091: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' || 1092: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) { 1093: $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1; 1094: } 1095: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; 1096: #loop over students 1097: my $flag_latex_header_remove = 'NO'; 1098: my %moreenv; 1099: $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 1100: $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; 1101: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';} 1102: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75'); 1103: my $student_counter=-1; 1104: foreach my $person (@students) { 1105: my $duefile="/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.due"; 1106: if (-e $duefile) { 1107: my $temp_file = Apache::File->new('>>'.$duefile); 1108: print $temp_file "1969\n"; 1109: } 1110: $student_counter++; 1111: my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'}); 1112: my ($output,$fullname)=&print_resources($r,$helper,$person,$type,\%moreenv,\@master_seq,$flag_latex_header_remove); 1113: $print_array[$i].=$output; 1114: $student_names[$i].=$person.':'.$fullname.'_END_'; 1115: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname); 1116: $flag_latex_header_remove = 'YES'; 1117: } 1118: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); 1119: $result .= $print_array[0].' \end{document}'; 1120: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') || 1121: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) { 1122: my $cdom =$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}; 1123: my $cnum =$ENV{'course.'.$ENV{'request.course.id'}.'.num'}; 1124: my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'}; 1125: my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'}; 1126: my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'}; 1127: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; 1128: my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'}); 1129: my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'}; 1130: if ($number_per_page eq '0' || $number_per_page eq 'all') { 1131: $number_per_page=$num_todo; 1132: } 1133: my $flag_latex_header_remove = 'NO'; 1134: my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth)); 1135: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75'); 1136: my $seed=time+($$<<16)+($$); 1137: my @allcodes; 1138: if ($old_name) { 1139: my %result=&Apache::lonnet::get('CODEs',[$old_name],$cdom,$cnum); 1140: @allcodes=split(',',$result{$old_name}); 1141: } else { 1142: my %allcodes; 1143: srand($seed); 1144: for (my $i=0;$i<$num_todo;$i++) { 1145: $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,'6'); 1146: } 1147: if ($code_name) { 1148: &Apache::lonnet::put('CODEs', 1149: {$code_name =>join(',',keys(%allcodes))}, 1150: $cdom,$cnum); 1151: } 1152: @allcodes=keys(%allcodes); 1153: } 1154: my $count=0; 1155: foreach my $code (sort(@allcodes)) { 1156: my $file_num=int($count/$number_per_page); 1157: $moreenv{'CODE'}=&num_to_letters($code); 1158: my ($output,$fullname)= 1159: &print_resources($r,$helper,'anonymous',$type,\%moreenv, 1160: \@master_seq,$flag_latex_header_remove); 1161: $print_array[$file_num].=$output; 1162: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state, 1163: &mt('last assignment').' '.$fullname); 1164: $flag_latex_header_remove = 'YES'; 1165: $count++; 1166: } 1167: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); 1168: $result .= $print_array[0].' \end{document}'; 1169: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') { 1170: #prints selected problems from the subdirectory 1171: $selectionmade = 6; 1172: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'}; 1173: @list_of_files=sort @list_of_files; 1174: my $flag_latex_header_remove = 'NO'; 1175: my $rndseed=time; 1176: if ($helper->{'VARS'}->{'curseed'}) { 1177: $rndseed=$helper->{'VARS'}->{'curseed'}; 1178: } 1179: for (my $i=0;$i<=$#list_of_files;$i++) { 1180: my $urlp = $list_of_files[$i]; 1181: $urlp=~s|//|/|; 1182: if ($urlp=~/\//) { 1183: my %form; 1184: $form{'grade_target'}='tex'; 1185: $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 1186: $form{'rndseed'}=$rndseed; 1187: if ($urlp =~ m|/home/([^/]+)/public_html|) { 1188: $urlp =~ s|/home/([^/]*)/public_html|/~$1|; 1189: } else { 1190: $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||; 1191: } 1192: my $texversion=&Apache::lonnet::ssi($urlp,%form); 1193: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 1194: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { 1195: my %form; 1196: $form{'grade_target'}='answer'; 1197: $form{'answer_output_mode'}='tex'; 1198: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1199: $form{'rndseed'}=$rndseed; 1200: my $answer=&Apache::lonnet::ssi($urlp,%form); 1201: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 1202: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; 1203: } else { 1204: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 1205: if ($helper->{'VARS'}->{'construction'} ne '1') { 1206: $texversion.='\vskip 0 mm \noindent '; 1207: $texversion.=&path_to_problem ($urlp,$LaTeXwidth); 1208: } else { 1209: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm '; 1210: my $URLpath=$urlp; 1211: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/; 1212: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth); 1213: } 1214: $texversion.='\vskip 1 mm '.$answer.'\end{document}'; 1215: } 1216: } 1217: #this chunck is responsible for printing the path to problem 1218: my $newurlp=$urlp; 1219: if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;} 1220: $newurlp=&path_to_problem($newurlp,$LaTeXwidth); 1221: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/; 1222: if ($flag_latex_header_remove ne 'NO') { 1223: $texversion = &latex_header_footer_remove($texversion); 1224: } else { 1225: $texversion =~ s/\\end{document}//; 1226: } 1227: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { 1228: $texversion=&IndexCreation($texversion,$urlp); 1229: } 1230: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { 1231: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /; 1232: 1233: } 1234: $result .= $texversion; 1235: } 1236: $flag_latex_header_remove = 'YES'; 1237: } 1238: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;} 1239: $result .= '\end{document}'; 1240: } 1241: #-------------------------------------------------------- corrections for the different page formats 1242: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade); 1243: $result = &latex_corrections($number_of_columns,$result,$selectionmade); 1244: for (my $i=1;$i<=$#print_array;$i++) {$print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i],$selectionmade);} 1245: #changes page's parameters for the one column output 1246: if ($numberofcolumns == 1) { 1247: $result =~ s/\\textwidth\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /; 1248: $result =~ s/\\textheight\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /; 1249: $result =~ s/\\evensidemargin\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /; 1250: $result =~ s/\\oddsidemargin\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /; 1251: } 1252: #-- writing .tex file in prtspool 1253: my $temp_file; 1254: my $identifier = &Apache::loncommon::get_cgi_id(); 1255: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".$identifier.".tex"; 1256: if (!($#print_array>0)) { 1257: unless ($temp_file = Apache::File->new('>'.$filename)) { 1258: $r->log_error("Couldn't open $filename for output $!"); 1259: return SERVER_ERROR; 1260: } 1261: print $temp_file $result; 1262: my $begin=index($result,'\begin{document}',0); 1263: my $inc=substr($result,0,$begin+16); 1264: } else { 1265: my $begin=index($result,'\begin{document}',0); 1266: my $inc=substr($result,0,$begin+16); 1267: for (my $i=0;$i<=$#print_array;$i++) { 1268: if ($i==0) { 1269: $print_array[$i]=$result; 1270: } else { 1271: my $anobegin=index($print_array[$i],'\setcounter{page}',0); 1272: substr($print_array[$i],0,$anobegin)=''; 1273: $print_array[$i]=$inc.$print_array[$i].'\end{document}'; 1274: } 1275: my $temp_file; 1276: my $newfilename=$filename; 1277: my $num=$i+1; 1278: $newfilename =~s/\.tex$/_$num\.tex/; 1279: unless ($temp_file = Apache::File->new('>'.$newfilename)) { 1280: $r->log_error("Couldn't open $newfilename for output $!"); 1281: return SERVER_ERROR; 1282: } 1283: print $temp_file $print_array[$i]; 1284: } 1285: } 1286: my $student_names=''; 1287: if ($#print_array>0) { 1288: for (my $i=0;$i<=$#print_array;$i++) { 1289: $student_names.=$student_names[$i].'_ENDPERSON_'; 1290: } 1291: } else { 1292: if ($#student_names>-1) { 1293: $student_names=$student_names[0].'_ENDPERSON_'; 1294: } else { 1295: my $fullname = &get_name($ENV{'user.name'},$ENV{'user.domain'}); 1296: $student_names=join(':',$ENV{'user.name'},$ENV{'user.domain'}, 1297: $ENV{'request.course.sec'},$fullname). 1298: '_ENDPERSON_'.'_END_'; 1299: } 1300: } 1301: 1302: my $URLback=''; #link to original document 1303: if ($helper->{'VARS'}->{'construction'} ne '1') { 1304: #prints published resource 1305: $URLback=$helper->{'VARS'}->{'postdata'}; 1306: } else { 1307: #prints resource from the construction space 1308: $URLback='/'.$helper->{'VARS'}->{'filename'}; 1309: if ($URLback=~/([^?]+)/) { 1310: $URLback=$1; 1311: $URLback=~s|^/~|/priv/|; 1312: } 1313: } 1314: 1315: &Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename, 1316: 'cgi.'.$identifier.'.layout' => $laystyle, 1317: 'cgi.'.$identifier.'.numcol' => $numberofcolumns, 1318: 'cgi.'.$identifier.'.paper' => $papersize, 1319: 'cgi.'.$identifier.'.selection' => $selectionmade, 1320: 'cgi.'.$identifier.'tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'}, 1321: 'cgi.'.$identifier.'tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'}, 1322: 'cgi.'.$identifier.'role' => $ENV{'request.role.adv'}, 1323: 'cgi.'.$identifier.'numberoffiles' => $#print_array, 1324: 'cgi.'.$identifier.'studentnames' => $student_names, 1325: 'cgi.'.$identifier.'backref' => $URLback,); 1326: 1327: $r->print(<<FINALEND); 1328: 1329: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" /> 1330: <a href="/cgi-bin/printout.pl?$identifier">Continue</a> 1331: </body> 1332: </html> 1333: FINALEND 1334: } 1335: 1336: sub num_to_letters { 1337: my ($num) = @_; 1338: my @nums= split('',$num); 1339: my @num_to_let=('A'..'Z'); 1340: my $word; 1341: foreach my $digit (@nums) { $word.=$num_to_let[$digit]; } 1342: return $word; 1343: } 1344: 1345: sub get_CODE { 1346: my ($all_codes,$num,$seed,$size)=@_; 1347: my $max='1'.'0'x$size; 1348: my $newcode; 1349: while(1) { 1350: $newcode=sprintf("%06d",int(rand($max))); 1351: if (!exists($$all_codes{$newcode})) { 1352: $$all_codes{$newcode}=1; 1353: return &num_to_letters($newcode); 1354: } 1355: } 1356: } 1357: 1358: sub print_resources { 1359: my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header)=@_; 1360: my $current_output = ''; 1361: my ($username,$userdomain,$usersection) = split /:/,$person; 1362: my $fullname = &get_name($username,$userdomain); 1363: if ($person =~ 'anon') { 1364: $fullname = "CODE - ".$moreenv->{'CODE'}; 1365: } 1366: #goes through all resources, checks if they are available for 1367: #current student, and produces output 1368: &Apache::lonnet::delenv('form.counter'); 1369: &Apache::lonxml::init_counter(); 1370: foreach my $curresline (@{$master_seq}) { 1371: if ( !($type eq 'problems' && 1372: ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) { 1373: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline); 1374: if (&Apache::lonnet::allowed('bre',$res_url)) { 1375: if ($res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { 1376: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv); 1377: my $lonidsdir=$r->dir_config('lonIDsDir'); 1378: my $envfile=$ENV{'user.environment'}; 1379: $envfile=~/\/([^\/]+)\.id$/; 1380: $envfile=$1; 1381: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile); 1382: my $current_counter=$ENV{'form.counter'}; 1383: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 1384: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { 1385: my %form; 1386: $form{'answer_output_mode'}='tex'; 1387: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1388: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%form); 1389: &Apache::lonnet::appenv(('form.counter' => $current_counter)); 1390: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 1391: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/; 1392: } else { 1393: $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 1394: $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm '; 1395: $rendered.=&path_to_problem ($curresline,$LaTeXwidth); 1396: $rendered.='\vskip 1 mm '.$ansrendered; 1397: } 1398: } 1399: if ($remove_latex_header eq 'YES') { 1400: $rendered = &latex_header_footer_remove($rendered); 1401: } else { 1402: $rendered =~ s/\\end{document}//; 1403: } 1404: $current_output .= $rendered; 1405: } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 1406: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv); 1407: my $lonidsdir=$r->dir_config('lonIDsDir'); 1408: my $envfile=$ENV{'user.environment'}; 1409: $envfile=~/\/([^\/]+)\.id$/; 1410: $envfile=$1; 1411: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile); 1412: my $current_counter=$ENV{'form.counter'}; 1413: if ($remove_latex_header eq 'YES') { 1414: $rendered = &latex_header_footer_remove($rendered); 1415: } else { 1416: $rendered =~ s/\\end{document}//; 1417: } 1418: $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut '; 1419: } else { 1420: my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'}); 1421: if ($remove_latex_header ne 'NO') { 1422: $rendered = &latex_header_footer_remove($rendered); 1423: } else { 1424: $rendered =~ s/\\end{document}//; 1425: } 1426: $current_output .= $rendered; 1427: } 1428: } 1429: $remove_latex_header = 'YES'; 1430: } 1431: } 1432: my $courseidinfo = &get_course(); 1433: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } 1434: if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection} 1435: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header'); 1436: if ($current_output=~/\\documentclass/) { 1437: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}}\\vskip 3 mm /; 1438: } else { 1439: my $blankpages = ''; 1440: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';} 1441: $current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$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.'}}} \vskip -5 mm '.$current_output; 1442: } 1443: return ($current_output,$fullname); 1444: 1445: } 1446: 1447: sub handler { 1448: 1449: my $r = shift; 1450: my $helper; 1451: 1452: # my $loaderror=&Apache::lonnet::overloaderror($r); 1453: # if ($loaderror) { return $loaderror; } 1454: # $loaderror= 1455: # &Apache::lonnet::overloaderror($r, 1456: # $ENV{'course.'.$ENV{'request.course.id'}.'.home'}); 1457: # if ($loaderror) { return $loaderror; } 1458: 1459: my $result = printHelper($r); 1460: if (!ref($result)) { 1461: return $result; 1462: } 1463: $helper = $result; 1464: 1465: # my $key; 1466: # foreach $key (keys %{$helper->{'VARS'}}) { 1467: # $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<- '); 1468: # } 1469: # foreach $key (keys %ENV) { 1470: # $r->print(' '.$key.'->'.$ENV{$key}.'<- '); 1471: # } 1472: # return OK; 1473: 1474: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'}); 1475: 1476: # my $key; 1477: # foreach $key (keys %parmhash) { 1478: # $r->print(' '.$key.'->'.$parmhash{$key}.'<- '); 1479: # } 1480: # return OK; 1481: 1482: &output_data($r,$helper,\%parmhash); 1483: return OK; 1484: } 1485: 1486: use Apache::lonhelper; 1487: 1488: sub addMessage { 1489: my $text = shift; 1490: my $paramHash = Apache::lonhelper::getParamHash(); 1491: $paramHash->{MESSAGE_TEXT} = $text; 1492: Apache::lonhelper::message->new(); 1493: } 1494: 1495: use Data::Dumper; 1496: 1497: sub printHelper { 1498: my $r = shift; 1499: 1500: if ($ENV{'request.course.id'}) { 1501: my $fn=$ENV{'request.course.fn'}; 1502: tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640); 1503: } 1504: 1505: if ($r->header_only) { 1506: if ($ENV{'browser.mathml'}) { 1507: &Apache::loncommon::content_type($r,'text/xml'); 1508: } else { 1509: &Apache::loncommon::content_type($r,'text/html'); 1510: } 1511: $r->send_http_header; 1512: return OK; 1513: } 1514: 1515: # Send header, nocache 1516: if ($ENV{'browser.mathml'}) { 1517: &Apache::loncommon::content_type($r,'text/xml'); 1518: } else { 1519: &Apache::loncommon::content_type($r,'text/html'); 1520: } 1521: &Apache::loncommon::no_cache($r); 1522: $r->send_http_header; 1523: $r->rflush(); 1524: 1525: # Unfortunately, this helper is so complicated we have to 1526: # write it by hand 1527: 1528: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING}); 1529: 1530: my $helper = Apache::lonhelper::helper->new("Printing Helper"); 1531: $helper->declareVar('symb'); 1532: $helper->declareVar('postdata'); 1533: $helper->declareVar('curseed'); 1534: $helper->declareVar('probstatus'); 1535: $helper->declareVar('filename'); 1536: $helper->declareVar('construction'); 1537: $helper->declareVar('assignment'); 1538: $helper->declareVar('style_file'); 1539: 1540: # This will persistently load in the data we want from the 1541: # very first screen. 1542: # Detect whether we're coming from construction space 1543: if ($ENV{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) { 1544: $helper->{VARS}->{'filename'} = "~$1/$2"; 1545: $helper->{VARS}->{'construction'} = 1; 1546: } else { 1547: if ($ENV{'form.postdata'}) { 1548: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'}); 1549: } 1550: if ($ENV{'form.symb'}) { 1551: $helper->{VARS}->{'symb'} = $ENV{'form.symb'}; 1552: } 1553: if ($ENV{'form.url'}) { 1554: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'}); 1555: } 1556: } 1557: 1558: if ($ENV{'form.symb'}) { 1559: $helper->{VARS}->{'symb'} = $ENV{'form.symb'}; 1560: } 1561: if ($ENV{'form.url'}) { 1562: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'}); 1563: 1564: } 1565: 1566: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu; 1567: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;} 1568: 1569: 1570: # Extract map 1571: my $symb = $helper->{VARS}->{'symb'}; 1572: my ($map, $id, $url); 1573: my $subdir; 1574: 1575: # Get the resource name from construction space 1576: if ($helper->{VARS}->{'construction'}) { 1577: $resourceTitle = substr($helper->{VARS}->{'filename'}, 1578: rindex($helper->{VARS}->{'filename'}, '/')+1); 1579: $subdir = substr($helper->{VARS}->{'filename'}, 1580: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1); 1581: } else { 1582: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb); 1583: $helper->{VARS}->{'postdata'} = Apache::lonnet::clutter($url); 1584: 1585: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename 1586: my $postdata = $helper->{VARS}->{'postdata'}; 1587: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1); 1588: } 1589: $subdir = &Apache::lonnet::filelocation("", $url); 1590: } 1591: if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) { 1592: $helper->{VARS}->{'curseed'}=$ENV{'form.curseed'}; 1593: } 1594: if (!$helper->{VARS}->{'probstatus'} && $ENV{'form.problemtype'}) { 1595: $helper->{VARS}->{'probstatus'}=$ENV{'form.problemtype'}; 1596: } 1597: 1598: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser(); 1599: my $userPriviledged = ($ENV{'request.role'}=~m/^cc\./ or 1600: $ENV{'request.role'}=~m/^in\./ or 1601: $ENV{'request.role'}=~m/^ta\./); 1602: 1603: Apache::lonhelper::registerHelperTags(); 1604: 1605: # "Delete everything after the last slash." 1606: $subdir =~ s|/[^/]+$||; 1607: if (not $helper->{VARS}->{'construction'}) { 1608: $subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir; 1609: } 1610: # "Remove all duplicate slashes." 1611: $subdir =~ s|/+|/|g; 1612: 1613: # What can be printed is a very dynamic decision based on 1614: # lots of factors. So we need to dynamically build this list. 1615: # To prevent security leaks, states are only added to the wizard 1616: # if they can be reached, which ensures manipulating the form input 1617: # won't allow anyone to reach states they shouldn't have permission 1618: # to reach. 1619: 1620: # printChoices is tracking the kind of printing the user can 1621: # do, and will be used in a choices construction later. 1622: # In the meantime we will be adding states and elements to 1623: # the helper by hand. 1624: my $printChoices = []; 1625: my $paramHash; 1626: 1627: if ($resourceTitle) { 1628: push @{$printChoices}, ["$resourceTitle (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE']; 1629: } 1630: 1631: # Useful filter strings 1632: my $isProblem = '($res->is_problem()||$res->contains_problem) '; 1633: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden; 1634: my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()'; 1635: my $isNotMap = '!$res->is_sequence()'; 1636: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden; 1637: my $isMap = '$res->is_map()'; 1638: my $symbFilter = '$res->symb()'; 1639: my $urlValue = '$res->src()'; 1640: 1641: $helper->declareVar('SEQUENCE'); 1642: 1643: # Useful for debugging: Dump the help vars 1644: #$r->print(Dumper($helper->{VARS})); 1645: #$r->print($map); 1646: 1647: # If we're in a sequence... 1648: if (($helper->{'VARS'}->{'construction'} ne '1') && 1649: $helper->{VARS}->{'postdata'} && 1650: $helper->{VARS}->{'assignment'}) { 1651: # Allow problems from sequence 1652: push @{$printChoices}, ["".&mt('Problems')." ".&mt('in')." $sequenceTitle", 'map_problems', 'CHOOSE_PROBLEMS']; 1653: # Allow all resources from sequence 1654: push @{$printChoices}, ["".&mt('Resources')." ".&mt('in')." $sequenceTitle", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML']; 1655: 1656: my $helperFragment = <<HELPERFRAGMENT; 1657: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print"> 1658: <message>(mark them then click "next" button) </message> 1659: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1" 1660: closeallpages="1"> 1661: <nextstate>PAGESIZE</nextstate> 1662: <filterfunc>return $isProblem;</filterfunc> 1663: <mapurl>$map</mapurl> 1664: <valuefunc>return $symbFilter;</valuefunc> 1665: </resource> 1666: </state> 1667: 1668: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print"> 1669: <message>(mark them then click "next" button) </message> 1670: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1" 1671: closeallpages="1"> 1672: <nextstate>PAGESIZE</nextstate> 1673: <filterfunc>return $isNotMap;</filterfunc> 1674: <mapurl>$map</mapurl> 1675: <valuefunc>return $symbFilter;</valuefunc> 1676: </resource> 1677: </state> 1678: HELPERFRAGMENT 1679: 1680: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment); 1681: } 1682: 1683: # If the user is priviledged, allow them to print all 1684: # problems in the course, optionally for selected students 1685: if ($userPriviledged && 1686: ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) { 1687: push @{$printChoices}, ['Problems from entire course', 'all_problems', 'ALL_PROBLEMS']; 1688: &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS); 1689: <state name="ALL_PROBLEMS" title="Select Problem(s) to print"> 1690: <message>(mark them then click "next" button) </message> 1691: <resource variable="RESOURCES" toponly='0' multichoice="1" 1692: suppressEmptySequences='0' addstatus="1" closeallpages="1"> 1693: <nextstate>PAGESIZE</nextstate> 1694: <filterfunc>return $isProblemOrMap;</filterfunc> 1695: <choicefunc>return $isNotMap;</choicefunc> 1696: <valuefunc>return $symbFilter;</valuefunc> 1697: </resource> 1698: </state> 1699: ALL_PROBLEMS 1700: 1701: if ($helper->{VARS}->{'assignment'}) { 1702: push @{$printChoices}, ["".&mt('Problems')." ".&mt('from')." $sequenceTitle ".&mt('for')." ".&mt('selected students')."", 'problems_for_students', 'CHOOSE_STUDENTS']; 1703: push @{$printChoices}, ["".&mt('Problems')." ".&mt('from')." $sequenceTitle ".&mt('for')." ".&mt('anonymous students')."", 'problems_for_anon', 'CHOOSE_ANON1']; 1704: } 1705: my $resource_selector=<<RESOURCE_SELECTOR; 1706: <message> <big>Select resources for the assignment</big> </message> 1707: <resource variable="RESOURCES" multichoice="1" addstatus="1" 1708: closeallpages="1"> 1709: <filterfunc>return $isProblem;</filterfunc> 1710: <mapurl>$map</mapurl> 1711: <valuefunc>return $symbFilter;</valuefunc> 1712: </resource> 1713: <message> <big>How should the results be printed?</big> </message> 1714: <choices variable="EMPTY_PAGES"> 1715: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice> 1716: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice> 1717: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice> 1718: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice> 1719: </choices> 1720: <message><hr width='33%' />Number of assignments printed at the same time: </message> 1721: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string> 1722: RESOURCE_SELECTOR 1723: 1724: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS); 1725: <state name="CHOOSE_STUDENTS" title="Select Students and Resources"> 1726: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" /> 1727: $resource_selector 1728: </state> 1729: CHOOSE_STUDENTS 1730: 1731: my $cdom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}; 1732: my $cnum = $ENV{'course.'.$ENV{'request.course.id'}.'.num'}; 1733: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum); 1734: my $namechoice='<choice></choice>'; 1735: foreach my $name (@names) { 1736: if ($name =~ /^error: 2 /) { next; } 1737: $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>'; 1738: } 1739: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1); 1740: <state name="CHOOSE_ANON1" title="Select Students and Resources"> 1741: <nextstate>PAGESIZE</nextstate> 1742: <message><hr width='33%' />Number of anonymous assignments to print?</message> 1743: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"></string> 1744: <message> Names to store the CODEs under for later:</message> 1745: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" /> 1746: <message><hr width='33%' /></message> 1747: <message>Reprint a set of saved CODEs:</message> 1748: <dropdown variable="REUSE_OLD_CODES"> 1749: $namechoice 1750: </dropdown> 1751: <message><hr width='33%' /></message> 1752: $resource_selector 1753: </state> 1754: CHOOSE_ANON1 1755: 1756: 1757: if ($helper->{VARS}->{'assignment'}) { 1758: push @{$printChoices}, ["".&mt('Resources')." ".&mt('from')." $sequenceTitle ".&mt('for')." ".&mt('selected students')."", 'resources_for_students', 'CHOOSE_STUDENTS1']; 1759: push @{$printChoices}, ["".&mt('Resources')." ".&mt('from')." $sequenceTitle ".&mt('for')." ".&mt('anonymous students')."", 'resources_for_anon', 'CHOOSE_ANON2']; 1760: } 1761: 1762: 1763: $resource_selector=<<RESOURCE_SELECTOR; 1764: <message> <big>Select resources for the assignment</big> </message> 1765: <resource variable="RESOURCES" multichoice="1" addstatus="1" 1766: closeallpages="1"> 1767: <filterfunc>return $isNotMap;</filterfunc> 1768: <mapurl>$map</mapurl> 1769: <valuefunc>return $symbFilter;</valuefunc> 1770: </resource> 1771: <message> <big>How should the results be printed?</big> </message> 1772: <choices variable="EMPTY_PAGES"> 1773: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice> 1774: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice> 1775: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice> 1776: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice> 1777: </choices> 1778: <message><hr width='33%' />Number of assignments printed at the same time: </message> 1779: <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string> 1780: RESOURCE_SELECTOR 1781: 1782: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1); 1783: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources"> 1784: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" /> 1785: $resource_selector 1786: </state> 1787: CHOOSE_STUDENTS1 1788: 1789: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2); 1790: <state name="CHOOSE_ANON2" title="Select Students and Resources"> 1791: <nextstate>PAGESIZE</nextstate> 1792: <message><hr width='33%' />Number of anonymous assignments to print?</message> 1793: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"></string> 1794: <message> Names to store the CODEs under for later:</message> 1795: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" /> 1796: <message><hr width='33%' /></message> 1797: <message>Reprint a set of saved CODEs:</message> 1798: <dropdown variable="REUSE_OLD_CODES"> 1799: $namechoice 1800: </dropdown> 1801: <message><hr width='33%' /></message> 1802: $resource_selector 1803: </state> 1804: CHOOSE_ANON2 1805: } 1806: 1807: # FIXME: That RE should come from a library somewhere. 1808: if ((((&Apache::lonnet::allowed('bre',$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 $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') { 1809: push @{$printChoices}, ["".&mt('Problems')." ".&mt('from current subdirectory')." $subdir", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR']; 1810: 1811: my $f = '$filename'; 1812: my $xmlfrag = <<CHOOSE_FROM_SUBDIR; 1813: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from $subdir to print"> 1814: <message>(mark them then click "next" button) </message> 1815: <files variable="FILES" multichoice='1'> 1816: <nextstate>PAGESIZE</nextstate> 1817: <filechoice>return '$subdir';</filechoice> 1818: CHOOSE_FROM_SUBDIR 1819: 1820: # this is broken up because I really want interpolation above, 1821: # and I really DON'T want it below 1822: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR'; 1823: <filefilter>return Apache::lonhelper::files::not_old_version($filename) && 1824: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/; 1825: </filefilter> 1826: </files> 1827: </state> 1828: CHOOSE_FROM_SUBDIR 1829: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag); 1830: } 1831: 1832: # Allow the user to select any sequence in the course, feed it to 1833: # another resource selector for that sequence 1834: if (!$helper->{VARS}->{'construction'}) { 1835: push @$printChoices, ["Resources from selected sequence in course", 1836: 'select_sequences', 'CHOOSE_SEQUENCE']; 1837: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'}; 1838: #Escape apostrophes and backslashes for Perl 1839: $escapedSequenceName =~ s/\\/\\\\/g; 1840: $escapedSequenceName =~ s/'/\\'/g; 1841: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE); 1842: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From"> 1843: <message>Select the sequence to print resources from:</message> 1844: <resource variable="SEQUENCE"> 1845: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate> 1846: <filterfunc>return \$res->is_sequence;</filterfunc> 1847: <valuefunc>return $urlValue;</valuefunc> 1848: </resource> 1849: </state> 1850: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print"> 1851: <message>(mark desired resources then click "next" button) </message> 1852: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1" 1853: closeallpages="1"> 1854: <nextstate>PAGESIZE</nextstate> 1855: <filterfunc>return $isProblem</filterfunc> 1856: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl> 1857: <valuefunc>return $symbFilter;</valuefunc> 1858: </resource> 1859: </state> 1860: CHOOSE_FROM_ANY_SEQUENCE 1861: } 1862: 1863: # Generate the first state, to select which resources get printed. 1864: Apache::lonhelper::state->new("START", "Select Printing Options:"); 1865: $paramHash = Apache::lonhelper::getParamHash(); 1866: $paramHash->{MESSAGE_TEXT} = ""; 1867: Apache::lonhelper::message->new(); 1868: $paramHash = Apache::lonhelper::getParamHash(); 1869: $paramHash->{'variable'} = 'PRINT_TYPE'; 1870: $helper->declareVar('PRINT_TYPE'); 1871: $paramHash->{CHOICES} = $printChoices; 1872: Apache::lonhelper::choices->new(); 1873: 1874: my $startedTable = 0; # have we started an HTML table yet? (need 1875: # to close it later) 1876: 1877: if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or 1878: ($helper->{VARS}->{'construction'} eq '1')) { 1879: addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>"); 1880: $paramHash = Apache::lonhelper::getParamHash(); 1881: $paramHash->{'variable'} = 'ANSWER_TYPE'; 1882: $helper->declareVar('ANSWER_TYPE'); 1883: $paramHash->{CHOICES} = [ 1884: ['Without Answers', 'yes'], 1885: ['With Answers', 'no'], 1886: ['Only Answers', 'only'], 1887: ['As Exam Problem', 'exam'] 1888: ]; 1889: Apache::lonhelper::dropdown->new(); 1890: addMessage("</td></tr>"); 1891: $startedTable = 1; 1892: } 1893: 1894: if ($ENV{'request.role.adv'}) { 1895: if (!$startedTable) { 1896: addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>"); 1897: $startedTable = 1; 1898: } else { 1899: addMessage("<tr><td align='right'>LaTeX mode: </td><td>"); 1900: } 1901: $paramHash = Apache::lonhelper::getParamHash(); 1902: $paramHash->{'variable'} = 'LATEX_TYPE'; 1903: $helper->declareVar('LATEX_TYPE'); 1904: if ($helper->{VARS}->{'construction'} eq '1') { 1905: $paramHash->{CHOICES} = [ 1906: ['standard LaTeX mode', 'standard'], 1907: ['LaTeX batchmode', 'batchmode'], ]; 1908: } else { 1909: $paramHash->{CHOICES} = [ 1910: ['LaTeX batchmode', 'batchmode'], 1911: ['standard LaTeX mode', 'standard'] ]; 1912: } 1913: Apache::lonhelper::dropdown->new(); 1914: 1915: addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>"); 1916: $paramHash = Apache::lonhelper::getParamHash(); 1917: $paramHash->{'variable'} = 'TABLE_CONTENTS'; 1918: $helper->declareVar('TABLE_CONTENTS'); 1919: $paramHash->{CHOICES} = [ 1920: ['No', 'no'], 1921: ['Yes', 'yes'] ]; 1922: Apache::lonhelper::dropdown->new(); 1923: addMessage("</td></tr>"); 1924: 1925: if (not $helper->{VARS}->{'construction'}) { 1926: addMessage("<tr><td align='right'>Print Index: </td><td>"); 1927: $paramHash = Apache::lonhelper::getParamHash(); 1928: $paramHash->{'variable'} = 'TABLE_INDEX'; 1929: $helper->declareVar('TABLE_INDEX'); 1930: $paramHash->{CHOICES} = [ 1931: ['No', 'no'], 1932: ['Yes', 'yes'] ]; 1933: Apache::lonhelper::dropdown->new(); 1934: addMessage("</td></tr>"); 1935: addMessage("<tr><td align='right'>Print Discussions: </td><td>"); 1936: $paramHash = Apache::lonhelper::getParamHash(); 1937: $paramHash->{'variable'} = 'PRINT_DISCUSSIONS'; 1938: $helper->declareVar('PRINT_DISCUSSIONS'); 1939: $paramHash->{CHOICES} = [ 1940: ['No', 'no'], 1941: ['Yes', 'yes'] ]; 1942: Apache::lonhelper::dropdown->new(); 1943: addMessage("</td></tr>"); 1944: } 1945: 1946: if ($helper->{'VARS'}->{'construction'}) { 1947: my $stylevalue=$ENV{'construct.style'}; 1948: my $xmlfrag .= <<"RNDSEED"; 1949: <message><tr><td align='right'>Use random seed: </td><td></message> 1950: <string variable="curseed" size="15" maxlength="15"> 1951: <defaultvalue> 1952: return $helper->{VARS}->{'curseed'}; 1953: </defaultvalue> 1954: </string> 1955: <message></td></tr><tr><td align="right">Use style file:</td><td></message> 1956: <message><input type="text" size="40" name="style_file_value" value="$stylevalue" />  <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><td></message> 1957: <message></td></tr></message> 1958: RNDSEED 1959: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag); 1960: $helper->{'VARS'}->{'style_file'}=$ENV{'form.style_file_value'}; 1961: } 1962: } 1963: 1964: 1965: 1966: 1967: if ($startedTable) { 1968: addMessage("</table>"); 1969: } 1970: 1971: Apache::lonprintout::page_format_state->new("FORMAT"); 1972: 1973: # Generate the PAGESIZE state which will offer the user the margin 1974: # choices if they select one column 1975: Apache::lonhelper::state->new("PAGESIZE", "Set Margins"); 1976: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL'); 1977: 1978: 1979: $helper->process(); 1980: 1981: # MANUAL BAILOUT CONDITION: 1982: # If we're in the "final" state, bailout and return to handler 1983: if ($helper->{STATE} eq 'FINAL') { 1984: return $helper; 1985: } 1986: 1987: $r->print($helper->display()); 1988: 1989: Apache::lonhelper::unregisterHelperTags(); 1990: 1991: untie %hash; 1992: 1993: return OK; 1994: } 1995: 1996: 1997: 1; 1998: 1999: package Apache::lonprintout::page_format_state; 2000: 2001: =pod 2002: 2003: =head1 Helper element: page_format_state 2004: 2005: See lonhelper.pm documentation for discussion of the helper framework. 2006: 2007: Apache::lonprintout::page_format_state is an element that gives the 2008: user an opportunity to select the page layout they wish to print 2009: with: Number of columns, portrait/landscape, and paper size. If you 2010: want to change the paper size choices, change the @paperSize array 2011: contents in this package. 2012: 2013: page_format_state is always directly invoked in lonprintout.pm, so there 2014: is no tag interface. You actually pass parameters to the constructor. 2015: 2016: =over 4 2017: 2018: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME. 2019: 2020: =back 2021: 2022: =cut 2023: 2024: use Apache::lonhelper; 2025: 2026: no strict; 2027: @ISA = ("Apache::lonhelper::element"); 2028: use strict; 2029: use Apache::lonlocal; 2030: 2031: my $maxColumns = 2; 2032: my @paperSize = ("Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]", 2033: "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]", 2034: "A2 [420x594 mm]", "A3 [297x420 mm]", "A4 [210x297 mm]", 2035: "A5 [148x210 mm]", "A6 [105x148 mm]" ); 2036: 2037: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum | 2038: # Paper type 2039: 2040: sub new { 2041: my $self = Apache::lonhelper::element->new(); 2042: 2043: shift; 2044: 2045: $self->{'variable'} = shift; 2046: my $helper = Apache::lonhelper::getHelper(); 2047: $helper->declareVar($self->{'variable'}); 2048: bless($self); 2049: return $self; 2050: } 2051: 2052: sub render { 2053: my $self = shift; 2054: my $helper = Apache::lonhelper::getHelper(); 2055: my $result = ''; 2056: my $var = $self->{'variable'}; 2057: my $PageLayout=&mt('Page layout'); 2058: my $NumberOfColumns=&mt('Number of columns'); 2059: my $PaperType=&mt('Paper type'); 2060: $result .= <<STATEHTML; 2061: 2062: <hr width="33%" /> 2063: <table cellpadding="3"> 2064: <tr> 2065: <td align="center">$PageLayout</td> 2066: <td align="center">$NumberOfColumns</td> 2067: <td align="center">$PaperType</td> 2068: </tr> 2069: <tr> 2070: <td> 2071: <input type="radio" name="${var}.layout" value="L" /> Landscape 2072: <input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait 2073: </td> 2074: <td align="center"> 2075: <select name="${var}.cols"> 2076: STATEHTML 2077: 2078: my $i; 2079: for ($i = 1; $i <= $maxColumns; $i++) { 2080: if ($i == 2) { 2081: $result .= "<option value='$i' selected>$i</option>\n"; 2082: } else { 2083: $result .= "<option value='$i'>$i</option>\n"; 2084: } 2085: } 2086: 2087: $result .= "</select></td><td>\n"; 2088: $result .= "<select name='${var}.paper'>\n"; 2089: 2090: my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'}); 2091: my $DefaultPaperSize=$parmhash{'default_paper_size'}; 2092: if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';} 2093: $i = 0; 2094: foreach (@paperSize) { 2095: if ($paperSize[$i]=~/$DefaultPaperSize/) { 2096: $result .= "<option selected value='$i'>" . $paperSize[$i] . "</option>\n"; 2097: } else { 2098: $result .= "<option value='$i'>" . $paperSize[$i] . "</option>\n"; 2099: } 2100: $i++; 2101: } 2102: 2103: $result .= "</select></td></tr></table>"; 2104: return $result; 2105: } 2106: 2107: sub postprocess { 2108: my $self = shift; 2109: 2110: my $var = $self->{'variable'}; 2111: my $helper = Apache::lonhelper->getHelper(); 2112: $helper->{VARS}->{$var} = 2113: $ENV{"form.$var.layout"} . '|' . $ENV{"form.$var.cols"} . '|' . 2114: $ENV{"form.$var.paper"}; 2115: return 1; 2116: } 2117: 2118: 1; 2119: 2120: package Apache::lonprintout::page_size_state; 2121: 2122: =pod 2123: 2124: =head1 Helper element: page_size_state 2125: 2126: See lonhelper.pm documentation for discussion of the helper framework. 2127: 2128: Apache::lonprintout::page_size_state is an element that gives the 2129: user the opportunity to further refine the page settings if they 2130: select a single-column page. 2131: 2132: page_size_state is always directly invoked in lonprintout.pm, so there 2133: is no tag interface. You actually pass parameters to the constructor. 2134: 2135: =over 4 2136: 2137: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME. 2138: 2139: =back 2140: 2141: =cut 2142: 2143: use Apache::lonhelper; 2144: 2145: no strict; 2146: @ISA = ("Apache::lonhelper::element"); 2147: use strict; 2148: 2149: 2150: 2151: sub new { 2152: my $self = Apache::lonhelper::element->new(); 2153: 2154: shift; # disturbs me (probably prevents subclassing) but works (drops 2155: # package descriptor)... - Jeremy 2156: 2157: $self->{'variable'} = shift; 2158: my $helper = Apache::lonhelper::getHelper(); 2159: $helper->declareVar($self->{'variable'}); 2160: 2161: # The variable name of the format element, so we can look into 2162: # $helper->{VARS} to figure out whether the columns are one or two 2163: $self->{'formatvar'} = shift; 2164: 2165: # The state to transition to after selection, or after discovering 2166: # the cols are not set to 1 2167: $self->{NEXTSTATE} = shift; 2168: bless($self); 2169: return $self; 2170: } 2171: 2172: sub render { 2173: my $self = shift; 2174: my $helper = Apache::lonhelper::getHelper(); 2175: my $result = ''; 2176: my $var = $self->{'variable'}; 2177: 2178: if (defined $self->{ERROR_MSG}) { 2179: $result .= ' ' . $self->{ERROR_MSG} . ' '; 2180: } 2181: 2182: $result .= <<ELEMENTHTML; 2183: 2184: How should the column be formatted? 2185: 2186: <table cellpadding='3'> 2187: <tr> 2188: <td align='right'>Width:</td> 2189: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td> 2190: <td align='left'> 2191: <select name='$var.widthunit'> 2192: <option>cm</option><option>in</option> 2193: </select> 2194: </td> 2195: </tr> 2196: <tr> 2197: <td align='right'>Height:</td> 2198: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td> 2199: <td align='left'> 2200: <select name='$var.heightunit'> 2201: <option>cm</option><option>in</option> 2202: </select> 2203: </td> 2204: </tr> 2205: <tr> 2206: <td align='right'>Left margin:</td> 2207: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td> 2208: <td align='left'> 2209: <select name='$var.lmarginunit'> 2210: <option>cm</option><option>in</option> 2211: </select> 2212: </td> 2213: </tr> 2214: </table> 2215: 2216: Hint: Some instructors like to leave scratch space for the student by 2217: making the width much smaller than the width of the page. 2218: 2219: ELEMENTHTML 2220: 2221: return $result; 2222: } 2223: 2224: # If the user didn't select 1 column, skip this state. 2225: sub preprocess { 2226: my $self = shift; 2227: my $helper = Apache::lonhelper::getHelper(); 2228: 2229: my $format = $helper->{VARS}->{$self->{'formatvar'}}; 2230: if (substr($format, 2, 1) ne '1') { 2231: $helper->changeState($self->{NEXTSTATE}); 2232: } 2233: 2234: return 1; 2235: } 2236: 2237: sub postprocess { 2238: my $self = shift; 2239: 2240: my $var = $self->{'variable'}; 2241: my $helper = Apache::lonhelper->getHelper(); 2242: my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"}; 2243: my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"}; 2244: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"}; 2245: $helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"}; 2246: $helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"}; 2247: $helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"}; 2248: 2249: my $error = ''; 2250: 2251: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed 2252: # by an optional period, followed by digits, ending the string 2253: 2254: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) { 2255: $error .= "Invalid width; please type only a number. \n"; 2256: } 2257: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) { 2258: $error .= "Invalid height; please type only a number. \n"; 2259: } 2260: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) { 2261: $error .= "Invalid left margin; please type only a number. \n"; 2262: } 2263: 2264: if (!$error) { 2265: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE}); 2266: return 1; 2267: } else { 2268: $self->{ERROR_MSG} = $error; 2269: return 0; 2270: } 2271: } 2272: 2273: 2274: 2275: __END__ 2276: