Diff for /loncom/interface/lonprintout.pm between versions 1.239 and 1.301

version 1.239, 2003/09/25 18:19:34 version 1.301, 2004/05/10 14:25:02
Line 25 Line 25
 #  #
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
 # (Internal Server Error Handler  
 #  
 # (Login Screen  
 # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,  
 # 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)  
 #  
 # 3/1/1 Gerd Kortemeyer)  
 #  
 # 3/1 Gerd Kortemeyer  
 #  
 # 9/17 Alex Sakharuk  
 #  #
 package Apache::lonprintout;  package Apache::lonprintout;
   
Line 51  use Apache::File(); Line 40  use Apache::File();
 use Apache::lonnavmaps;  use Apache::lonnavmaps;
 use Apache::lonratedt;  use Apache::lonratedt;
 use POSIX qw(strftime);  use POSIX qw(strftime);
   use Apache::lonlocal;
 use GDBM_File;  use GDBM_File;
   
   
Line 99  sub character_chart { Line 89  sub character_chart {
     $result =~ s/&\#0?58;/:/g;      $result =~ s/&\#0?58;/:/g;
     $result =~ s/&\#0?59;/;/g;      $result =~ s/&\#0?59;/;/g;
     $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;      $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
     $result =~ s/&\#0?61;/\$=\$/g;      $result =~ s/&\#0?61;/\\ensuremath\{=\}/g;
     $result =~ s/&(\#0?62|gt|\#155);/\$>\$/g;      $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g;
     $result =~ s/&\#0?63;/\?/g;      $result =~ s/&\#0?63;/\?/g;
     $result =~ s/&\#0?65;/A/g;      $result =~ s/&\#0?65;/A/g;
     $result =~ s/&\#0?66;/B/g;      $result =~ s/&\#0?66;/B/g;
Line 129  sub character_chart { Line 119  sub character_chart {
     $result =~ s/&\#0?89;/Y/g;      $result =~ s/&\#0?89;/Y/g;
     $result =~ s/&\#0?90;/Z/g;      $result =~ s/&\#0?90;/Z/g;
     $result =~ s/&\#0?91;/[/g;      $result =~ s/&\#0?91;/[/g;
     $result =~ s/&\#0?92;/\$\\setminus\$/g;      $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g;
     $result =~ s/&\#0?93;/]/g;      $result =~ s/&\#0?93;/]/g;
     $result =~ s/&\#(0?94|136);/\$\\wedge\$/g;      $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g;
     $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;      $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
     $result =~ s/&\#(0?96|145);/\`/g;      $result =~ s/&\#(0?96|145);/\`/g;
     $result =~ s/&\#0?97;/a/g;      $result =~ s/&\#0?97;/a/g;
Line 166  sub character_chart { Line 156  sub character_chart {
     $result =~ s/&\#126;/\~/g;      $result =~ s/&\#126;/\~/g;
     $result =~ s/&\#131;/\\textflorin /g;      $result =~ s/&\#131;/\\textflorin /g;
     $result =~ s/&\#132;/\"/g;      $result =~ s/&\#132;/\"/g;
     $result =~ s/&\#133;/\$\\ldots\$/g;      $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g;
     $result =~ s/&\#134;/\$\\dagger\$/g;      $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g;
     $result =~ s/&\#135;/\$\\ddagger\$/g;      $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g;
     $result =~ s/&\#137;/\\textperthousand /g;      $result =~ s/&\#137;/\\textperthousand /g;
     $result =~ s/&\#140;/{\\OE}/g;      $result =~ s/&\#140;/{\\OE}/g;
     $result =~ s/&\#147;/\`\`/g;      $result =~ s/&\#147;/\`\`/g;
     $result =~ s/&\#148;/\'\'/g;      $result =~ s/&\#148;/\'\'/g;
     $result =~ s/&\#149;/\$\\bullet\$/g;      $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
     $result =~ s/&\#150;/--/g;      $result =~ s/&\#150;/--/g;
     $result =~ s/&\#151;/---/g;      $result =~ s/&\#151;/---/g;
     $result =~ s/&\#152;/\$\\sim\$/g;      $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
     $result =~ s/&\#153;/\\texttrademark /g;      $result =~ s/&\#153;/\\texttrademark /g;
     $result =~ s/&\#156;/\\oe/g;      $result =~ s/&\#156;/\\oe/g;
     $result =~ s/&\#159;/\\\"Y/g;      $result =~ s/&\#159;/\\\"Y/g;
     $result =~ s/&(\#160|nbsp);//g;      $result =~ s/&(\#160|nbsp);/~/g;
     $result =~ s/&(\#161|iexcl);/!\`/g;      $result =~ s/&(\#161|iexcl);/!\`/g;
     $result =~ s/&(\#162|cent);/\\textcent /g;      $result =~ s/&(\#162|cent);/\\textcent /g;
     $result =~ s/&(\#163|pound);/\\pounds /g;       $result =~ s/&(\#163|pound);/\\pounds /g; 
Line 191  sub character_chart { Line 181  sub character_chart {
     $result =~ s/&(\#168|uml);/\\texthighdieresis /g;      $result =~ s/&(\#168|uml);/\\texthighdieresis /g;
     $result =~ s/&(\#169|copy);/\\copyright /g;      $result =~ s/&(\#169|copy);/\\copyright /g;
     $result =~ s/&(\#170|ordf);/\\textordfeminine /g;      $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
     $result =~ s/&(\#172|not);/\$\\neg\$/g;      $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
     $result =~ s/&(\#173|shy);/ - /g;      $result =~ s/&(\#173|shy);/ - /g;
     $result =~ s/&(\#174|reg);/\\textregistered /g;      $result =~ s/&(\#174|reg);/\\textregistered /g;
     $result =~ s/&(\#175|macr);/\$^{-}\$/g;      $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g;
     $result =~ s/&(\#176|deg);/\$^{\\circ}\$/g;      $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g;
     $result =~ s/&(\#177|plusmn);/\$\\pm\$/g;      $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
     $result =~ s/&(\#178|sup2);/\$^2\$/g;      $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
     $result =~ s/&(\#179|sup3);/\$^3\$/g;      $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
     $result =~ s/&(\#180|acute);/\\textacute /g;      $result =~ s/&(\#180|acute);/\\textacute /g;
     $result =~ s/&(\#181|micro);/\$\\mu\$/g;      $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
     $result =~ s/&(\#182|para);/\\P/g;      $result =~ s/&(\#182|para);/\\P/g;
     $result =~ s/&(\#183|middot);/\$\\cdot\$/g;      $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
     $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;      $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
     $result =~ s/&(\#185|sup1);/\$^1\$/g;      $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g;
     $result =~ s/&(\#186|ordm);/\\textordmasculine /g;      $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
     $result =~ s/&(\#188|frac14);/\\textonequarter /g;      $result =~ s/&(\#188|frac14);/\\textonequarter /g;
     $result =~ s/&(\#189|frac12);/\\textonehalf /g;      $result =~ s/&(\#189|frac12);/\\textonehalf /g;
Line 232  sub character_chart { Line 222  sub character_chart {
     $result =~ s/&(\#212|Ocirc);/\\^{O}/g;      $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
     $result =~ s/&(\#213|Otilde);/\\~{O}/g;      $result =~ s/&(\#213|Otilde);/\\~{O}/g;
     $result =~ s/&(\#214|Ouml);/\\\"{O}/g;          $result =~ s/&(\#214|Ouml);/\\\"{O}/g;    
     $result =~ s/&(\#215|times);/\$\\times\$/g;      $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
     $result =~ s/&(\#216|Oslash);/{\\O}/g;      $result =~ s/&(\#216|Oslash);/{\\O}/g;
     $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;          $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;    
     $result =~ s/&(\#218|Uacute);/\\\'{U}/g;      $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
Line 256  sub character_chart { Line 246  sub character_chart {
     $result =~ s/&(\#237|iacute);/\\\'{i}/g;      $result =~ s/&(\#237|iacute);/\\\'{i}/g;
     $result =~ s/&(\#238|icirc);/\\^{i}/g;      $result =~ s/&(\#238|icirc);/\\^{i}/g;
     $result =~ s/&(\#239|iuml);/\\\"{i}/g;      $result =~ s/&(\#239|iuml);/\\\"{i}/g;
     $result =~ s/&(\#240|eth);/\$\\partial\$/g;      $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g;
     $result =~ s/&(\#241|ntilde);/\\~{n}/g;      $result =~ s/&(\#241|ntilde);/\\~{n}/g;
     $result =~ s/&(\#242|ograve);/\\\`{o}/g;      $result =~ s/&(\#242|ograve);/\\\`{o}/g;
     $result =~ s/&(\#243|oacute);/\\\'{o}/g;      $result =~ s/&(\#243|oacute);/\\\'{o}/g;
     $result =~ s/&(\#244|ocirc);/\\^{o}/g;      $result =~ s/&(\#244|ocirc);/\\^{o}/g;
     $result =~ s/&(\#245|otilde);/\\~{o}/g;      $result =~ s/&(\#245|otilde);/\\~{o}/g;
     $result =~ s/&(\#246|ouml);/\\\"{o}/g;      $result =~ s/&(\#246|ouml);/\\\"{o}/g;
     $result =~ s/&(\#247|divide);/\$\\div\$/g;      $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
     $result =~ s/&(\#248|oslash);/{\\o}/g;      $result =~ s/&(\#248|oslash);/{\\o}/g;
     $result =~ s/&(\#249|ugrave);/\\\`{u}/g;       $result =~ s/&(\#249|ugrave);/\\\`{u}/g; 
     $result =~ s/&(\#250|uacute);/\\\'{u}/g;      $result =~ s/&(\#250|uacute);/\\\'{u}/g;
Line 271  sub character_chart { Line 261  sub character_chart {
     $result =~ s/&(\#252|uuml);/\\\"{u}/g;      $result =~ s/&(\#252|uuml);/\\\"{u}/g;
     $result =~ s/&(\#253|yacute);/\\\'{y}/g;      $result =~ s/&(\#253|yacute);/\\\'{y}/g;
     $result =~ s/&(\#255|yuml);/\\\"{y}/g;      $result =~ s/&(\#255|yuml);/\\\"{y}/g;
     $result =~ s/&\#952;/\$\\theta\$/g;      $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
 #Greek Alphabet  #Greek Alphabet
     $result =~ s/&(alpha|\#945);/\$\\alpha \$/g;      $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
     $result =~ s/&(beta|\#946);/\$\\beta \$/g;      $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
     $result =~ s/&(gamma|\#947);/\$\\gamma \$/g;      $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
     $result =~ s/&(delta|\#948);/\$\\delta \$/g;      $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g;
     $result =~ s/&(epsilon|\#949);/\$\\epsilon \$/g;      $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g;
     $result =~ s/&(zeta|\#950);/\$\\zeta \$/g;      $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g;
     $result =~ s/&(eta|\#951);/\$\\eta \$/g;      $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g;
     $result =~ s/&(theta|\#952);/\$\\theta \$/g;      $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g;
     $result =~ s/&(iota|\#953);/\$\\iota \$/g;      $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g;
     $result =~ s/&(kappa|\#954);/\$\\kappa \$/g;      $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g;
     $result =~ s/&(lambda|\#955);/\$\\lambda \$/g;      $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g;
     $result =~ s/&(mu|\#956);/\$\\mu \$/g;      $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g;
     $result =~ s/&(nu|\#957);/\$\\nu \$/g;      $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g;
     $result =~ s/&(xi|\#958);/\$\\xi \$/g;      $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g;
     $result =~ s/&(omicron|\#959);/o/g;      $result =~ s/&(omicron|\#959);/o/g;
     $result =~ s/&(pi|\#960);/\$\\pi \$/g;      $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g;
     $result =~ s/&(rho|\#961);/\$\\rho \$/g;      $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g;
     $result =~ s/&(sigma|\#963);/\$\\sigma \$/g;      $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g;
     $result =~ s/&(tau|\#964);/\$\\tau \$/g;      $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g;
     $result =~ s/&(upsilon|\#965);/\$\\upsilon \$/g;      $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g;
     $result =~ s/&(phi|\#966);/\$\\phi \$/g;      $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g;
     $result =~ s/&(chi|\#967);/\$\\chi \$/g;      $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g;
     $result =~ s/&(psi|\#968);/\$\\psi \$/g;      $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g;
     $result =~ s/&(omega|\#969);/\$\\omega \$/g;      $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g;
     $result =~ s/&(thetasym|\#977);/\$\\vartheta \$/g;      $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g;
     $result =~ s/&(piv|\#982);/\$\\varpi \$/g;      $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g;
     $result =~ s/&(Alpha|\#913);/A/g;      $result =~ s/&(Alpha|\#913);/A/g;
     $result =~ s/&(Beta|\#914);/B/g;      $result =~ s/&(Beta|\#914);/B/g;
     $result =~ s/&(Gamma|\#915);/\$\\Gamma \$/g;      $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g;
     $result =~ s/&(Delta|\#916);/\$\\Delta \$/g;      $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g;
     $result =~ s/&(Epsilon|\#917);/E/g;      $result =~ s/&(Epsilon|\#917);/E/g;
     $result =~ s/&(Zeta|\#918);/Z/g;      $result =~ s/&(Zeta|\#918);/Z/g;
     $result =~ s/&(Eta|\#919);/H/g;      $result =~ s/&(Eta|\#919);/H/g;
     $result =~ s/&(Theta|\#920);/\$\\Theta \$/g;      $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g;
     $result =~ s/&(Iota|\#921);/I/g;      $result =~ s/&(Iota|\#921);/I/g;
     $result =~ s/&(Kappa|\#922);/K/g;      $result =~ s/&(Kappa|\#922);/K/g;
     $result =~ s/&(Lambda|\#923);/\$\\Lambda \$/g;      $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g;
     $result =~ s/&(Mu|\#924);/M/g;      $result =~ s/&(Mu|\#924);/M/g;
     $result =~ s/&(Nu|\#925);/N/g;      $result =~ s/&(Nu|\#925);/N/g;
     $result =~ s/&(Xi|\#926);/\$\\Xi \$/g;      $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g;
     $result =~ s/&(Omicron|\#927);/O/g;      $result =~ s/&(Omicron|\#927);/O/g;
     $result =~ s/&(Pi|\#928);/\$\\Pi \$/g;      $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g;
     $result =~ s/&(Rho|\#929);/P/g;      $result =~ s/&(Rho|\#929);/P/g;
     $result =~ s/&(Sigma|\#931);/\$\\Sigma \$/g;      $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g;
     $result =~ s/&(Tau|\#932);/T/g;      $result =~ s/&(Tau|\#932);/T/g;
     $result =~ s/&(Upsilon|\#933);/\$\\Upsilon \$/g;      $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g;
     $result =~ s/&(Phi|\#934);/\$\\Phi \$/g;      $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g;
     $result =~ s/&(Chi|\#935);/X/g;      $result =~ s/&(Chi|\#935);/X/g;
     $result =~ s/&(Psi|\#936);/\$\\Psi \$/g;      $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
     $result =~ s/&(Omega|\#937);/\$\\Omega \$/g;      $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
 #Arrows (extended HTML 4.01)  #Arrows (extended HTML 4.01)
     $result =~ s/&(larr|\#8592);/\$\\leftarrow \$/g;      $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
     $result =~ s/&(uarr|\#8593);/\$\\uparrow \$/g;      $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
     $result =~ s/&(rarr|\#8594);/\$\\rightarrow \$/g;      $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
     $result =~ s/&(darr|\#8595);/\$\\downarrow \$/g;      $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g;
     $result =~ s/&(harr|\#8596);/\$\\leftrightarrow \$/g;      $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g;
     $result =~ s/&(lArr|\#8656);/\$\\Leftarrow \$/g;      $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g;
     $result =~ s/&(uArr|\#8657);/\$\\Uparrow \$/g;      $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g;
     $result =~ s/&(rArr|\#8658);/\$\\Rightarrow \$/g;      $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
     $result =~ s/&(dArr|\#8659);/\$\\Downarrow \$/g;      $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
     $result =~ s/&(hArr|\#8660);/\$\\Leftrightarrow \$/g;      $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
 #Mathematical Operators (extended HTML 4.01)  #Mathematical Operators (extended HTML 4.01)
     $result =~ s/&(forall|\#8704);/\$\\forall \$/g;      $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
     $result =~ s/&(part|\#8706);/\$\\partial \$/g;      $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
     $result =~ s/&(exist|\#8707);/\$\\exists \$/g;      $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
     $result =~ s/&(empty|\#8709);/\$\\emptyset \$/g;      $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g;
     $result =~ s/&(nabla|\#8711);/\$\\nabla \$/g;      $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g;
     $result =~ s/&(isin|\#8712);/\$\\in \$/g;      $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g;
     $result =~ s/&(notin|\#8713);/\$\\notin \$/g;      $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g;
     $result =~ s/&(ni|\#8715);/\$\\ni \$/g;      $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g;
     $result =~ s/&(prod|\#8719);/\$\\prod \$/g;      $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g;
     $result =~ s/&(sum|\#8721);/\$\\sum \$/g;      $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g;
     $result =~ s/&(minus|\#8722);/\$-\$/g;      $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g;
     $result =~ s/&(lowast|\#8727);/\$*\$/g;      $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g;
     $result =~ s/&(radic|\#8730);/\$\\surd \$/g;      $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g;
     $result =~ s/&(prop|\#8733);/\$\\propto \$/g;      $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g;
     $result =~ s/&(infin|\#8734);/\$\\infty \$/g;      $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g;
     $result =~ s/&(ang|\#8736);/\$\\angle \$/g;      $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g;
     $result =~ s/&(and|\#8743);/\$\\wedge \$/g;      $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g;
     $result =~ s/&(or|\#8744);/\$\\vee \$/g;      $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g;
     $result =~ s/&(cap|\#8745);/\$\\cap \$/g;      $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g;
     $result =~ s/&(cup|\#8746);/\$\\cup \$/g;      $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g;
     $result =~ s/&(int|\#8747);/\$\\int \$/g;      $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g;
     $result =~ s/&(sim|\#8764);/\$\\sim \$/g;      $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g;
     $result =~ s/&(cong|\#8773);/\$\\cong \$/g;      $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g;
     $result =~ s/&(asymp|\#8776);/\$\\approx \$/g;      $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g;
     $result =~ s/&(ne|\#8800);/\$\\not= \$/g;      $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g;
     $result =~ s/&(equiv|\#8801);/\$\\equiv \$/g;      $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g;
     $result =~ s/&(le|\#8804);/\$\\leq \$/g;      $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g;
     $result =~ s/&(ge|\#8805);/\$\\geq \$/g;      $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g;
     $result =~ s/&(sub|\#8834);/\$\\subset \$/g;      $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g;
     $result =~ s/&(sup|\#8835);/\$\\supset \$/g;      $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g;
     $result =~ s/&(nsub|\#8836);/\$\\not\\subset \$/g;      $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g;
     $result =~ s/&(sube|\#8838);/\$\\subseteq \$/g;      $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g;
     $result =~ s/&(supe|\#8839);/\$\\supseteq \$/g;      $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g;
     $result =~ s/&(oplus|\#8853);/\$\\oplus \$/g;      $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g;
     $result =~ s/&(otimes|\#8855);/\$\\otimes \$/g;      $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
     $result =~ s/&(perp|\#8869);/\$\\perp \$/g;      $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
     $result =~ s/&(sdot|\#8901);/\$\\cdot \$/g;      $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
 #Geometric Shapes (extended HTML 4.01)  #Geometric Shapes (extended HTML 4.01)
     $result =~ s/&(loz|\#9674);/\$\\Diamond \$/g;      $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
 #Miscellaneous Symbols (extended HTML 4.01)  #Miscellaneous Symbols (extended HTML 4.01)
     $result =~ s/&(spades|\#9824);/\$\\spadesuit \$/g;      $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
     $result =~ s/&(clubs|\#9827);/\$\\clubsuit \$/g;      $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
     $result =~ s/&(hearts|\#9829);/\$\\heartsuit \$/g;      $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
     $result =~ s/&(diams|\#9830);/\$\\diamondsuit \$/g;      $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g;
     return $result;      return $result;
 }  }
   
Line 485  sub page_format_transformation { Line 475  sub page_format_transformation {
     my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist) = @_;       my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist) = @_; 
     my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);      my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
     $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');      $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
     if ($numberofcolumns != 1) {      ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
  ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);  
     } else {  
  ($textwidth,$textheight,$oddoffset,$evenoffset) = ($ENV{'form.width'},$ENV{'form.height'},$ENV{'form.leftmargin'},$ENV{'form.leftmargin'});  
     }  
     my $name = &get_name();      my $name = &get_name();
     my $courseidinfo = &get_course();      my $courseidinfo = &get_course();
     if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }      if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
Line 529  sub page_cleanup { Line 515  sub page_cleanup {
   
 sub details_for_menu {  sub details_for_menu {
   
     my $name_of_resourse = $hash{'title_'.$hash{'ids_'.$ENV{'form.postdata'}}};      my $name_of_resourse = &Apache::lonnet::gettitle($ENV{'form.postdata'});
     my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});      my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
     my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);      my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
     $map=&Apache::lonnet::clutter($map);      $map=&Apache::lonnet::clutter($map);
     my $name_of_sequence;      my $name_of_sequence = &Apache::lonnet::gettitle($map);
     $name_of_sequence = $hash{'title_'.$hash{'ids_'.$map}};  
     if ($name_of_sequence =~ /^\s*$/) {      if ($name_of_sequence =~ /^\s*$/) {
  $map =~ m|([^/]+)$|;   $map =~ m|([^/]+)$|;
  $name_of_sequence = $1;   $name_of_sequence = $1;
     }      }
     my $name_of_map = $hash{'title_'.$hash{'ids_'.&Apache::lonnet::clutter($ENV{'request.course.uri'})}};      my $name_of_map = &Apache::lonnet::gettitle($ENV{'request.course.uri'});
     if ($name_of_map =~ /^\s*$/) {      if ($name_of_map =~ /^\s*$/) {
  $ENV{'request.course.uri'} =~ m|([^/]+)$|;   $ENV{'request.course.uri'} =~ m|([^/]+)$|;
  $name_of_map = $1;   $name_of_map = $1;
Line 611  sub IndexCreation { Line 596  sub IndexCreation {
     return $texversion;      return $texversion;
 }  }
   
   sub print_latex_header {
       my $mode=shift;
       my $output='\documentclass[letterpaper]{article}';
       if ($mode eq 'batchmode') {
    $output.='\batchmode';
       }
       $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'.
        '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'.
        '\usepackage[dvips]{graphicx}\usepackage{epsfig}\usepackage{calc}'.
        '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'.
        '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'.
        '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'.
        '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'.
        '\setlength{\abovedisplayshortskip}{-0.04in}'.
        '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'.
        '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'.
        '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'.
        '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'.
        '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'.
        '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'.
        '\setlength{\abovedisplayshortskip}{-0.04in}'.
        '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}';
       return $output;     
   }
   
   sub path_to_problem {
       my ($urlp,$LaTeXwidth)=@_;
       my $newurlp = '';
       $LaTeXwidth=~s/\s*mm\s*$//;
       my $HowMany = length($urlp)*2;
       if ($HowMany > $LaTeXwidth) {
    my @temporrary = split '/',$urlp;
    my $HowManyNew = 0;
    for (my $ii=0;$ii<=$#temporrary;$ii++) {
       if ($temporrary[$ii] ne '') {
    $HowManyNew += length($temporrary[$ii])*2;
    if ($HowManyNew < $LaTeXwidth ) {
       $newurlp .=  '/'.$temporrary[$ii];
    } else {
       $HowManyNew = 0;
       $newurlp .=  '|\vskip -1 mm \noindent \verb|';
       $ii--;
    }
       }
    }
       } else {
    $newurlp=$urlp;
       }
       return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
   }
   
   sub recalcto_mm {
       my $textwidth=shift;
       my $LaTeXwidth;
       if ($textwidth=~/(\d+\.?\d*)\s*cm/) {
    $LaTeXwidth = $1*10;
       } elsif ($textwidth=~/(\d+\.?\d*)\s*mm/) {
    $LaTeXwidth = $1;
       } elsif ($textwidth=~/(\d+\.?\d*)\s*in/) {
    $LaTeXwidth = $1*25.4;
       }
       $LaTeXwidth.=' mm';
       return $LaTeXwidth;
   }
   
   sub get_textwidth {
       my ($helper,$LaTeXwidth)=@_;
       my $textwidth=$LaTeXwidth;
       if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
    $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
    $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
    $helper->{'VARS'}->{'pagesize.widthunit'});
       }
       return $textwidth;
   }
   
   
   sub unsupported {
       my $currentURL=shift;
       my $result.='\documentclass[letterpaper]{article}\usepackage{calc}\begin{document}Printout of this type of document is currently not supported: ';
       if ($currentURL=~/\/ext\//) {
    $result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' ';
       } else {
    $result.=$currentURL;
       }
       $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
       return $result;
   }
   
   
 sub output_data {  sub output_data {
     my ($r,$helper,$rparmhash) = @_;      my ($r,$helper,$rparmhash) = @_;
Line 618  sub output_data { Line 692  sub output_data {
     my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');      my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
     $r->print(<<ENDPART);      $r->print(<<ENDPART);
 <html>  <html>
   <script type="text/javascript" language="Javascript" >
       var editbrowser;
       function openbrowser(formname,elementname,only,omit) {
           var url = '/res/?';
           if (editbrowser == null) {
               url += 'launch=1&';
           }
           url += 'catalogmode=interactive&';
           url += 'mode=parmset&';
           url += 'form=' + formname + '&';
           if (only != null) {
               url += 'only=' + only + '&';
           } 
           if (omit != null) {
               url += 'omit=' + omit + '&';
           }
           url += 'element=' + elementname + '';
           var title = 'Browser';
           var options = 'scrollbars=1,resizable=1,menubar=0';
           options += ',width=700,height=600';
           editbrowser = open(url,title,options,'1');
           editbrowser.focus();
       }
   </script>
 <head>  <head>
 <title>LON-CAPA output for printing</title>  <title>LON-CAPA output for printing</title>
 </head>  </head>
Line 637  ENDPART Line 735  ENDPART
     }      }
     my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);      my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
     my $assignment =  $ENV{'form.assignment'};      my $assignment =  $ENV{'form.assignment'};
     my $LaTeXwidth;       my $LaTeXwidth=&recalcto_mm($textwidth); 
     if ($textwidth=~/(\d+\.?\d*)\s*cm/) {      my @print_array=();
  $LaTeXwidth = $1*10;      my @student_names=();
     } elsif ($textwidth=~/(\d+\.?\d*)\s*mm/) {  
  $LaTeXwidth = $1;  
     } elsif ($textwidth=~/(\d+\.?\d*)\s*in/) {  
  $LaTeXwidth = $1*25.4;  
     }  
     $LaTeXwidth.=' mm';  
           
     if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {      if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
       #-- single document - problem, page, html, xml, ...        #-- single document - problem, page, html, xml, ...
Line 655  ENDPART Line 747  ENDPART
     $currentURL=$helper->{'VARS'}->{'postdata'};      $currentURL=$helper->{'VARS'}->{'postdata'};
  } else {   } else {
             #prints resource from the construction space              #prints resource from the construction space
     $currentURL=$helper->{'VARS'}->{'filename'};      $currentURL='/'.$helper->{'VARS'}->{'filename'};
     $currentURL=~s/\/home\//\/~/;  
     $currentURL=~s/public_html\///;  
     if ($currentURL=~/([^?]+)/) {$currentURL=$1;}      if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
  }   }
  $selectionmade = 1;   $selectionmade = 1;
  if ($currentURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {   if ($currentURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
     my %moreenv;  
     $moreenv{'request.filename'}=$currentURL;  
     my %form;  
     $form{'grade_target'}='tex';  
     $form{'textwidth'}=$LaTeXwidth;  
     $form{'problem_split'}=$parmhash{'problem_stream_switch'};  
     $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};  
     my $rndseed=time;      my $rndseed=time;
     if ($helper->{'VARS'}->{'curseed'}) {      my $texversion='';
  $rndseed=$helper->{'VARS'}->{'curseed'};      if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
    my %moreenv;
    $moreenv{'request.filename'}=$currentURL;
    if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
       $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};
       my $dom = $ENV{'user.domain'};
       my $user = $ENV{'user.name'};
       my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);
    }
    my %form;
                   if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
    $form{'grade_target'}='tex';
    $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
    $form{'problem_split'}=$parmhash{'problem_stream_switch'};
    $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
    if ($helper->{'VARS'}->{'curseed'}) {
       $rndseed=$helper->{'VARS'}->{'curseed'};
    }
    $form{'rndseed'}=$rndseed;
    &Apache::lonnet::appenv(%moreenv);
    &Apache::lonnet::delenv('form.counter');
    &Apache::lonxml::init_counter();
    $texversion.=&Apache::lonnet::ssi($currentURL,%form);
    &Apache::lonnet::delenv('form.counter');
    &Apache::lonnet::delenv('request.filename');
     }      }
     $form{'rndseed'}=$rndseed;      if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
     &Apache::lonnet::appenv(%moreenv);         ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
     &Apache::lonnet::delenv('form.counter');  
     &Apache::lonxml::init_counter();  
     my $texversion=&Apache::lonnet::ssi($currentURL,%form);  
     &Apache::lonnet::delenv('form.counter');  
     &Apache::lonnet::delenv('request.filename');  
     if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {  
  my %form;   my %form;
  $form{'grade_target'}='answer';   $form{'grade_target'}='answer';
  $form{'answer_output_mode'}='tex';   $form{'answer_output_mode'}='tex';
  $form{'rndseed'}=$rndseed;   $form{'rndseed'}=$rndseed;
  my $answer=&Apache::lonnet::ssi($currentURL,%form);   my $answer=&Apache::lonnet::ssi($currentURL,%form);
  $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;   if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
       $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
    } else {
       $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
       if ($helper->{'VARS'}->{'construction'} ne '1') {
    $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
    $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
       } else {
    $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
    my $URLpath=$currentURL;
    $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
    $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
       }
       $texversion.='\vskip 1 mm '.$answer.'\end{document}';
    }
     }      }
     if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {      if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
  $texversion=&IndexCreation($texversion,$currentURL);   $texversion=&IndexCreation($texversion,$currentURL);
Line 712  ENDPART Line 827  ENDPART
  $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/;   $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/;
  my $urlp=$2;   my $urlp=$2;
  if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {   if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
     my %form;      my $texversion='';
     $form{'grade_target'}='tex';      if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
     $form{'textwidth'}=$LaTeXwidth;   my %form;
     $form{'problem_split'}=$parmhash{'problem_stream_switch'};   $form{'grade_target'}='tex';
     $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};   $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
     $form{'rndseed'}=$rndseed;   $form{'problem_split'}=$parmhash{'problem_stream_switch'};
     my $texversion=&Apache::lonnet::ssi($urlp,%form);   $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
     if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {   $form{'rndseed'}=$rndseed;
    $texversion=&Apache::lonnet::ssi($urlp,%form);
       }
       if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
          ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) && 
          ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
  my %form;   my %form;
  $form{'grade_target'}='answer';   $form{'grade_target'}='answer';
  $form{'answer_output_mode'}='tex';   $form{'answer_output_mode'}='tex';
  $form{'rndseed'}=$rndseed;   $form{'rndseed'}=$rndseed;
                         if ($urlp=~/\/res\//) {$ENV{'request.state'}='published';}                          if ($urlp=~/\/res\//) {$ENV{'request.state'}='published';}
  ####my $answer=' SSSSSS '.$ENV{'request.state'}.' FFFFFFF ';  
  my $answer=&Apache::lonnet::ssi($urlp,%form);   my $answer=&Apache::lonnet::ssi($urlp,%form);
  $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;   if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
       $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
    } else {
       $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
       $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
       $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
       $texversion.='\vskip 1 mm '.$answer.'\end{document}';
    }
     }      }
     if ($flag_latex_header_remove ne 'NO') {      if ($flag_latex_header_remove ne 'NO') {
  $texversion = &latex_header_footer_remove($texversion);   $texversion = &latex_header_footer_remove($texversion);
Line 748  ENDPART Line 874  ENDPART
     }      }
     if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}      if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
     $result .= '\end{document}';         $result .= '\end{document}';   
    } elsif ($currentURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 
    my %form;
    $form{'grade_target'}='tex';
    $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
    $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
    if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
    my $texversion=&Apache::lonnet::ssi($currentURL,%form);
    $result .= $texversion;
  } else {   } else {
   $result.='\documentclass[letterpaper]{article}\usepackage{calc}\begin{document}Printout of this type of document is currently not supported: ';      $result.=&unsupported($currentURL);
   if ($currentURL=~/\/(aboutme|syllabus|bulletinboard|smppg)$/) {  
       $result.=$1;  
   } elsif ($currentURL=~/\/ext\//) {  
       $result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' ';  
   } else {  
       $result.=$currentURL;  
   }  
   $result.=' \end{document}'  
  }   }
     } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or      } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
              ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or               ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
              ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems')) {                ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or
        ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) { 
         #-- produce an output string          #-- produce an output string
    if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
       $selectionmade = 2;
    } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
       $selectionmade = 3;
    } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
       $selectionmade = 4;
    } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {
       $selectionmade = 7;
    }
  my %form=();      my %form=();   
  $form{'grade_target'}='tex';   $form{'grade_target'}='tex';
  $form{'textwidth'}=$LaTeXwidth;   $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
  $form{'problem_split'}=$parmhash{'problem_stream_switch'};   $form{'problem_split'}=$parmhash{'problem_stream_switch'};
  $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};   $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
  my $flag_latex_header_remove = 'NO';   my $flag_latex_header_remove = 'NO';
Line 777  ENDPART Line 913  ENDPART
  for (my $i=0;$i<=$#master_seq;$i++) {   for (my $i=0;$i<=$#master_seq;$i++) {
     my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);      my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
     $urlp=&Apache::lonnet::clutter($urlp);      $urlp=&Apache::lonnet::clutter($urlp);
     if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {  
  $selectionmade = 2;  
     } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {  
  $selectionmade = 3;  
     } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {  
  $selectionmade = 4;  
     }  
     $form{'symb'}=$master_seq[$i];      $form{'symb'}=$master_seq[$i];
     my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);      my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);
     my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem      my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem
       if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
       if ($i==0) {$prevassignment=$assignment;}
     #&Apache::lonnet::logthis("Trying to get $urlp with symb $master_seq[$i]");      #&Apache::lonnet::logthis("Trying to get $urlp with symb $master_seq[$i]");
     my $texversion=&Apache::lonnet::ssi($urlp,%form);      my $texversion='';
     if ($urlp=~/\.page$/) {      if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
  ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);   $texversion.=&Apache::lonnet::ssi($urlp,%form);
  if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}    if ($urlp=~/\.page$/) {
  $texversion =~ s/\\end{document}\d*/\\end{document}/;      ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
  $flag_page_in_sequence = 'YES';      if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} 
     }       $texversion =~ s/\\end{document}\d*/\\end{document}/;
     if ($flag_latex_header_remove ne 'NO') {      $flag_page_in_sequence = 'YES';
  $texversion = &latex_header_footer_remove($texversion);   } 
     } else {   my $lonidsdir=$r->dir_config('lonIDsDir');
  $texversion =~ s/\\end{document}//;   my $envfile=$ENV{'user.environment'};
     }   $envfile=~/\/([^\/]+)\.id$/;
     if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {   $envfile=$1;
    &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
    my $current_counter=$ENV{'form.counter'};
    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
      ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
       my %form;
       $form{'grade_target'}='answer';
       $form{'answer_output_mode'}='tex';
       my $answer=&Apache::lonnet::ssi($urlp,%form);
       &Apache::lonnet::appenv(('form.counter' => $current_counter));
       if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
       } else {
    if ($urlp=~/\.(problem|exam|quiz|library)$/) {
       $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
       $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm ';
       $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
       $texversion.='\vskip 1 mm '.$answer;
    } else {
       $texversion='';
    }
       }
    }
    if ($flag_latex_header_remove ne 'NO') {
       $texversion = &latex_header_footer_remove($texversion);
    } else {
       $texversion =~ s/\\end{document}//;
    }
    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
       $texversion=&IndexCreation($texversion,$urlp);
    }
    if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
       my $name = &get_name();
       my $courseidinfo = &get_course();
       if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
       $prevassignment=$assignment;
       $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip -5 mm ';
    }
    $result .= $texversion;
    $flag_latex_header_remove = 'YES';   
       } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 
  my %form;   my %form;
  $form{'grade_target'}='answer';   $form{'grade_target'}='tex';
  $form{'answer_output_mode'}='tex';   $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
  my $answer=&Apache::lonnet::ssi($urlp,%form);   $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
  $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;   if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
     }   my $texversion=&Apache::lonnet::ssi($urlp,%form);
     if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {   if ($flag_latex_header_remove ne 'NO') {
  $texversion=&IndexCreation($texversion,$urlp);      $texversion = &latex_header_footer_remove($texversion);
     }   } else {
     if (($selectionmade == 4) and ($assignment ne $prevassignment) and ($i>=1)) {      $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
  my ($name,$courseidinfo) = &get_name;   }
  $courseidinfo = &get_course();   $result .= $texversion;
  if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }   $flag_latex_header_remove = 'YES'; 
  $prevassignment=$assignment;      } else {
  $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip -5 mm ';   $texversion=&unsupported($urlp);
     }   if ($flag_latex_header_remove ne 'NO') {
     $result .= $texversion;      $texversion = &latex_header_footer_remove($texversion);
     $flag_latex_header_remove = 'YES';      } else {
       $texversion =~ s/\\end{document}//;
    }
    $result .= $texversion;
    $flag_latex_header_remove = 'YES';   
       }    
  }   }
  &Apache::lonnet::delenv('form.counter');   &Apache::lonnet::delenv('form.counter');
  if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}   if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}
  $result .= '\end{document}';   $result .= '\end{document}';
      } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {        } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||
         ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){
      #-- prints assignments for whole class or for selected students         #-- prints assignments for whole class or for selected students  
  $selectionmade=5;   my $type;
    if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
        $selectionmade=5;
        $type='problems';
    } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {
        $selectionmade=8;
        $type='resources';
    }
  my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};   my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
            if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
        $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
        $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
    }
  my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};   my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
  #loop over students   #loop over students
  my $flag_latex_header_remove = 'NO';    my $flag_latex_header_remove = 'NO'; 
  my %moreenv;   my %moreenv;
  $moreenv{'form.textwidth'}=$LaTeXwidth;   $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
  &Apache::lonnet::appenv(%moreenv);  
  my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1);   my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1);
    my $student_counter=-1;
  foreach my $person (@students) {   foreach my $person (@students) {
     my $current_output = '';        $student_counter++;
 #    my ($usersection,$username,$userdomain) = split /:/,$person;       my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
     my ($username,$userdomain) = split /:/,$person;       my ($output,$fullname)=&print_resources($r,$helper,$person,$type,\%moreenv,\@master_seq,$flag_latex_header_remove);
     my $fullname = &get_name($username,$userdomain);       $print_array[$i].=$output;
        $student_names[$i].=$person.':'.$fullname.'_END_';
     if ($parmhash{'anonymous_quiz'}=~/yes/) {$fullname=' ';} #put here something reasonable for anonymous exams or quiz       &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
             #goes through all resources, checks if they are available for current student, and produces output          $flag_latex_header_remove = 'YES';
     &Apache::lonnet::delenv('form.counter');   }
     &Apache::lonxml::init_counter();   &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
     foreach my $curresline (@master_seq)  {   $result .= $print_array[0].'  \end{document}';
  if ($curresline=~ m/\.(problem|exam|quiz|assess|survey|form|library)$/) {       } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon')     ||
     my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);        ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon')  ) { 
     if (&Apache::lonnet::allowed('bre',$res_url)) {   my $cdom =$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
  my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,   my $cnum =$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
                                                                         $ENV{'request.course.id'},'tex');   my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
  if ($flag_latex_header_remove eq 'YES') {   my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
     $rendered = &latex_header_footer_remove($rendered);   my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
  } else {   my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
     $rendered =~ s/\\end{document}//;   my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});
  }   my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
  if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {   if ($number_per_page eq '0' || $number_per_page eq 'all') {
     my %form;       $number_per_page=$num_todo;
     $form{'answer_output_mode'}='tex';   }
     $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};   my $flag_latex_header_remove = 'NO'; 
     my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%form);   my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
     $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;   my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
  }   my $seed=time+($$<<16)+($$);
  $current_output .= $rendered;   my @allcodes;
     }   if ($old_name) {
     $flag_latex_header_remove = 'YES';       my %result=&Apache::lonnet::get('CODEs',[$old_name],$cdom,$cnum);
  }       @allcodes=split(',',$result{$old_name});
     }   } else {
     my $courseidinfo = &get_course();       my %allcodes;
     if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }       srand($seed);
     my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');       for (my $i=0;$i<$num_todo;$i++) {
     if ($current_output=~/\\documentclass/) {   $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,'6');
  $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}}\\vskip 3 mm /;       }
     } else {       if ($code_name) {
  my $blanspages = '';   &Apache::lonnet::put('CODEs',
  for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blanspages.='\clearpage\strut\clearpage';}        {$code_name =>join(',',keys(%allcodes))},
  $current_output = '\strut\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blanspages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}}} \vskip -5 mm '.$current_output;        $cdom,$cnum);
     }       }
     $result .= $current_output;       @allcodes=keys(%allcodes);
     &Apache::lonnet::delenv('form.counter');       }
     &Apache::lonxml::init_counter();    my $count=0;
     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,   foreach my $code (sort(@allcodes)) {
     'last student '.$fullname);       my $file_num=int($count/$number_per_page);
  }       $moreenv{'CODE'}=&num_to_letters($code);
  &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);       my ($output,$fullname)=
  $result .= '\end{document}';   &print_resources($r,$helper,'anonymous',$type,\%moreenv,
  &Apache::lonnet::delenv('form.textwidth');    \@master_seq,$flag_latex_header_remove);
     } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {             $print_array[$file_num].=$output;
        &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
          &mt('last assignment').' '.$fullname);
        $flag_latex_header_remove = 'YES';
        $count++;
    }
    &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
    $result .= $print_array[0].'  \end{document}';
        } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {      
     #prints selected problems from the subdirectory       #prints selected problems from the subdirectory 
  $selectionmade = 6;   $selectionmade = 6;
         my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};          my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
Line 898  ENDPART Line 1094  ENDPART
  }   }
  for (my $i=0;$i<=$#list_of_files;$i++) {   for (my $i=0;$i<=$#list_of_files;$i++) {
     my $urlp = $list_of_files[$i];      my $urlp = $list_of_files[$i];
       $urlp=~s|//|/|;
     if ($urlp=~/\//) {      if ($urlp=~/\//) {
  my %form;   my %form;
  $form{'grade_target'}='tex';   $form{'grade_target'}='tex';
  $form{'textwidth'}=$LaTeXwidth;   $form{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
  $form{'rndseed'}=$rndseed;   $form{'rndseed'}=$rndseed;
  if ($urlp =~ m|/home/([^/]+)/public_html|) {   if ($urlp =~ m|/home/([^/]+)/public_html|) {
     $urlp =~ s|/home/([^/]*)/public_html|/~$1|;      $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
Line 909  ENDPART Line 1106  ENDPART
     $urlp =~ s|^/home/httpd/html||;      $urlp =~ s|^/home/httpd/html||;
  }   }
  my $texversion=&Apache::lonnet::ssi($urlp,%form);   my $texversion=&Apache::lonnet::ssi($urlp,%form);
  if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {   if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
      ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
     my %form;      my %form;
     $form{'grade_target'}='answer';      $form{'grade_target'}='answer';
     $form{'answer_output_mode'}='tex';      $form{'answer_output_mode'}='tex';
     $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};      $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
     $form{'rndseed'}=$rndseed;      $form{'rndseed'}=$rndseed;
     my $answer=&Apache::lonnet::ssi($urlp,%form);      my $answer=&Apache::lonnet::ssi($urlp,%form);
     $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;      if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
  }   $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
                 #this chunck is responsible for printing the path to problem      } else {
  my $newurlp = '';   $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
  my $HowMany = length($urlp)*2;   if ($helper->{'VARS'}->{'construction'} ne '1') {
  if ($HowMany > $LaTeXwidth) {      $texversion.='\vskip 0 mm \noindent ';
     my @temporrary = split '/',$urlp;      $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
     my $HowManyNew = 0;   } else {
     for (my $ii=0;$ii<=$#temporrary;$ii++) {      $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
  if ($temporrary[$ii] ne '') {      my $URLpath=$urlp;
     $HowManyNew += length($temporrary[$ii])*2;      $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
     if ($HowManyNew < $LaTeXwidth ) {      $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
  $newurlp .=  '/'.$temporrary[$ii];  
     } else {  
  $HowManyNew = 0;  
  $newurlp .=  '|\vskip -1 mm \noindent \verb|';  
  $ii--;  
     }  
  }   }
    $texversion.='\vskip 1 mm '.$answer.'\end{document}';
     }      }
  }   }
  $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 {\\small\\noindent\\verb|$newurlp\|\\vskip 0 mm}/;                  #this chunck is responsible for printing the path to problem
    my $newurlp=$urlp;
    if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
    $newurlp=&path_to_problem($newurlp,$LaTeXwidth);
    $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
  if ($flag_latex_header_remove ne 'NO') {   if ($flag_latex_header_remove ne 'NO') {
     $texversion = &latex_header_footer_remove($texversion);      $texversion = &latex_header_footer_remove($texversion);
  } else {   } else {
Line 960  ENDPART Line 1157  ENDPART
 #-------------------------------------------------------- corrections for the different page formats  #-------------------------------------------------------- corrections for the different page formats
     $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'});      $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'});
     $result = &latex_corrections($number_of_columns,$result);      $result = &latex_corrections($number_of_columns,$result);
       for (my $i=1;$i<=$#print_array;$i++) {$print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i]);}
     #changes page's parameters for the one column output       #changes page's parameters for the one column output 
     if ($numberofcolumns == 1) {      if ($numberofcolumns == 1) {
  $result =~ s/\\textwidth= 9cm/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;   $result =~ s/\\textwidth\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
  $result =~ s/\\textheight 25\.9cm/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;   $result =~ s/\\textheight\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
  $result =~ s/\\evensidemargin = -0\.57in/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;   $result =~ s/\\evensidemargin\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
  $result =~ s/\\oddsidemargin = -0\.57in/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;   $result =~ s/\\oddsidemargin\s*=\s*\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
     }  
     if ($helper->{'VARS'}->{'TABLE_CONTENTS'} eq 'yes') {$selectionmade*=10;}  
     if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {  
  if ($selectionmade<10) {$selectionmade*=100;} else {$selectionmade*=10;}  
     }      }
     if ($ENV{'request.role.adv'}) {$selectionmade*=10000;}  
 #-- writing .tex file in prtspool   #-- writing .tex file in prtspool 
     my $temp_file;      my $temp_file;
     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";      my $identifier = &Apache::loncommon::get_cgi_id();
     unless ($temp_file = Apache::File->new('>'.$filename)) {      my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".$identifier.".tex";
  $r->log_error("Couldn't open $filename for output $!");      if (!($#print_array>0)) { 
  return SERVER_ERROR;    unless ($temp_file = Apache::File->new('>'.$filename)) {
     }       $r->log_error("Couldn't open $filename for output $!");
     print $temp_file $result;      return SERVER_ERROR; 
    }
    print $temp_file $result;
    my $begin=index($result,'\begin{document}',0);
    my $inc=substr($result,0,$begin+16);
       } else {
    my $begin=index($result,'\begin{document}',0);
    my $inc=substr($result,0,$begin+16);
           for (my $i=0;$i<=$#print_array;$i++) {
       if ($i==0) {
    $print_array[$i]=$result;
       } else {
    my $anobegin=index($print_array[$i],'\setcounter{page}',0);
    substr($print_array[$i],0,$anobegin)='';
    $print_array[$i]=$inc.$print_array[$i].'\end{document}';
       }
       my $temp_file;
       my $newfilename=$filename;
       my $num=$i+1;
       $newfilename =~s/\.tex$/_$num\.tex/; 
       unless ($temp_file = Apache::File->new('>'.$newfilename)) {
    $r->log_error("Couldn't open $newfilename for output $!");
    return SERVER_ERROR; 
       }
       print $temp_file $print_array[$i];
    }
       }
       my $student_names='';
       if ($#print_array>0) {
    for (my $i=0;$i<=$#print_array;$i++) {
       $student_names.=$student_names[$i].'_ENDPERSON_';
    }
       } else {
    if ($#student_names>-1) {
       $student_names=$student_names[0].'_ENDPERSON_';
    } else {
       my $fullname = &get_name($ENV{'user.name'},$ENV{'user.domain'});
       $student_names=join(':',$ENV{'user.name'},$ENV{'user.domain'},
    $ENV{'request.course.sec'},$fullname).
       '_ENDPERSON_'.'_END_';
    }
       }
   
       my $URLback=''; #link to original document
       if ($helper->{'VARS'}->{'construction'} ne '1') {
    #prints published resource
    $URLback=$helper->{'VARS'}->{'postdata'};
       } else {
    #prints resource from the construction space
    $URLback='/'.$helper->{'VARS'}->{'filename'};
    if ($URLback=~/([^?]+)/) {
       $URLback=$1;
       $URLback=~s|^/~|/priv/|;
    }
       }
   
       &Apache::lonnet::appenv('cgi.'.$identifier.'.file'   => $filename,
                               'cgi.'.$identifier.'.layout'  => $laystyle,
                               'cgi.'.$identifier.'.numcol'  => $numberofcolumns,
                               'cgi.'.$identifier.'.selection' => $selectionmade,
       'cgi.'.$identifier.'tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
       'cgi.'.$identifier.'tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
       'cgi.'.$identifier.'role' => $ENV{'request.role.adv'},
                               'cgi.'.$identifier.'numberoffiles' => $#print_array,
                               'cgi.'.$identifier.'studentnames' => $student_names,
                               'cgi.'.$identifier.'backref' => $URLback,);
    
 $r->print(<<FINALEND);  $r->print(<<FINALEND);
 <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">  <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
 </body>  </body>
 </html>  </html>
 FINALEND  FINALEND
 }  }
   
   sub num_to_letters {
       my ($num) = @_;
       my @nums= split('',$num);
       my @num_to_let=('A'..'Z');
       my $word;
       foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
       return $word;
   }
   
   sub get_CODE {
       my ($all_codes,$num,$seed,$size)=@_;
       my $max='1'.'0'x$size;
       my $newcode;
       while(1) {
    $newcode=sprintf("%06d",int(rand($max)));
    if (!exists($$all_codes{$newcode})) {
       $$all_codes{$newcode}=1;
       return &num_to_letters($newcode);
    }
       }
   }
   
   sub print_resources {
       my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header)=@_;
       my $current_output = ''; 
       my ($username,$userdomain,$usersection) = split /:/,$person;
       my $fullname = &get_name($username,$userdomain);
       if ($person =~ 'anon') {
    $fullname = "CODE - ".$moreenv->{'CODE'};
       }
       #goes through all resources, checks if they are available for 
       #current student, and produces output   
       &Apache::lonnet::delenv('form.counter');
       &Apache::lonxml::init_counter();
       foreach my $curresline (@{$master_seq})  {
    if ( !($type eq 'problems' && 
          ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {
       my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
       if (&Apache::lonnet::allowed('bre',$res_url)) {
    my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);
    my $lonidsdir=$r->dir_config('lonIDsDir');
    my $envfile=$ENV{'user.environment'};
    $envfile=~/\/([^\/]+)\.id$/;
    $envfile=$1;
    &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
    my $current_counter=$ENV{'form.counter'};
    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
      ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
       my %form;
       $form{'answer_output_mode'}='tex';
       $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
       my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%form);
       &Apache::lonnet::appenv(('form.counter' => $current_counter));
       if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
    $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
       } else {
    $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
    $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
    $rendered.=&path_to_problem ($curresline,$LaTeXwidth);
    $rendered.='\vskip 1 mm '.$ansrendered;
       }
    }
    if ($remove_latex_header eq 'YES') {
       $rendered = &latex_header_footer_remove($rendered);
    } else {
       $rendered =~ s/\\end{document}//;
    }
    $current_output .= $rendered;
       }
       $remove_latex_header = 'YES';
    }
       }
       my $courseidinfo = &get_course();
       if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
       if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}
       my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
       if ($current_output=~/\\documentclass/) {
    $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}}\\vskip 3 mm /;
       } else {
    my $blankpages = '';
    for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}
    $current_output = '\strut\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blankpages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}}} \vskip -5 mm '.$current_output;
       }
       return ($current_output,$fullname);
   
   }
   
 sub handler {  sub handler {
   
Line 1012  sub handler { Line 1355  sub handler {
 # foreach $key (keys %{$helper->{'VARS'}}) {  # foreach $key (keys %{$helper->{'VARS'}}) {
 #    $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');  #    $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
 # }  # }
   # foreach $key (keys %ENV) {
   #    $r->print(' '.$key.'->'.$ENV{$key}.'<-<br />');
   # }
 # return OK;  # return OK;
   
     my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});      my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
Line 1047  sub printHelper { Line 1393  sub printHelper {
   
     if ($r->header_only) {      if ($r->header_only) {
         if ($ENV{'browser.mathml'}) {          if ($ENV{'browser.mathml'}) {
             $r->content_type('text/xml');              &Apache::loncommon::content_type($r,'text/xml');
         } else {          } else {
             $r->content_type('text/html');              &Apache::loncommon::content_type($r,'text/html');
         }          }
         $r->send_http_header;          $r->send_http_header;
         return OK;          return OK;
Line 1057  sub printHelper { Line 1403  sub printHelper {
   
     # Send header, nocache      # Send header, nocache
     if ($ENV{'browser.mathml'}) {      if ($ENV{'browser.mathml'}) {
         $r->content_type('text/xml');          &Apache::loncommon::content_type($r,'text/xml');
     } else {      } else {
         $r->content_type('text/html');          &Apache::loncommon::content_type($r,'text/html');
     }      }
     &Apache::loncommon::no_cache($r);      &Apache::loncommon::no_cache($r);
     $r->send_http_header;      $r->send_http_header;
Line 1073  sub printHelper { Line 1419  sub printHelper {
     my $helper = Apache::lonhelper::helper->new("Printing Helper");      my $helper = Apache::lonhelper::helper->new("Printing Helper");
     $helper->declareVar('symb');      $helper->declareVar('symb');
     $helper->declareVar('postdata');          $helper->declareVar('postdata');    
     $helper->declareVar('curseed');          $helper->declareVar('curseed'); 
       $helper->declareVar('probstatus');   
     $helper->declareVar('filename');      $helper->declareVar('filename');
     $helper->declareVar('construction');      $helper->declareVar('construction');
     $helper->declareVar('assignment');      $helper->declareVar('assignment');
       $helper->declareVar('style_file');
           
     # This will persistently load in the data we want from the      # This will persistently load in the data we want from the
     # very first screen.      # very first screen.
Line 1132  sub printHelper { Line 1480  sub printHelper {
     if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) {      if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) {
  $helper->{VARS}->{'curseed'}=$ENV{'form.curseed'};   $helper->{VARS}->{'curseed'}=$ENV{'form.curseed'};
     }      }
       if (!$helper->{VARS}->{'probstatus'} && $ENV{'form.problemtype'}) {
    $helper->{VARS}->{'probstatus'}=$ENV{'form.problemtype'};
       }
   
     my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();      my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
     my $userPriviledged = ($ENV{'request.role'}=~m/^cc\./ or      my $userPriviledged = ($ENV{'request.role'}=~m/^cc\./ or
Line 1162  sub printHelper { Line 1513  sub printHelper {
     my $printChoices = [];      my $printChoices = [];
     my $paramHash;      my $paramHash;
   
     if ($resourceTitle && $helper->{VARS}->{'postdata'}) {      if ($resourceTitle) {
         push @{$printChoices}, ["<b>$resourceTitle</b> (what you just saw on the screen)", 'current_document', 'PAGESIZE'];          push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE'];
     }      }
   
 #    $r->print($helper->{VARS}->{'postdata'});  
   
     # Useful filter strings      # Useful filter strings
     my $isProblem = '$res->is_problem()';      my $isProblem = '($res->is_problem()||$res->contains_problem) ';
     $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;      $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
     my $isProblemOrMap = '$res->is_problem() || $res->is_map()';      my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()';
     my $isNotMap = '!$res->is_map()';      my $isNotMap = '!$res->is_sequence()';
     $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;      $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
     my $isMap = '$res->is_map()';      my $isMap = '$res->is_map()';
     my $symbFilter = '$res->symb()';      my $symbFilter = '$res->symb()';
Line 1186  sub printHelper { Line 1535  sub printHelper {
   
     # If we're in a sequence...      # If we're in a sequence...
     if (($helper->{'VARS'}->{'construction'} ne '1') &&      if (($helper->{'VARS'}->{'construction'} ne '1') &&
  $helper->{VARS}->{'postdata'} && $sequenceTitle) {   $helper->{VARS}->{'postdata'} &&
    $helper->{VARS}->{'assignment'}) {
         # Allow problems from sequence          # Allow problems from sequence
         push @{$printChoices}, ["<b>Problems</b> in $sequenceTitle", 'map_problems', 'CHOOSE_PROBLEMS'];          push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];
         # Allow all resources from sequence          # Allow all resources from sequence
         push @{$printChoices}, ["<b>Resources</b> in $sequenceTitle", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];          push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
   
         my $helperFragment = <<HELPERFRAGMENT;          my $helperFragment = <<HELPERFRAGMENT;
   <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">    <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
     <message>(mark them then click "next" button) <br /></message>      <message>(mark them then click "next" button) <br /></message>
     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1">      <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
                 closeallpages="1">
       <nextstate>PAGESIZE</nextstate>        <nextstate>PAGESIZE</nextstate>
       <filterfunc>return $isProblem;</filterfunc>        <filterfunc>return $isProblem;</filterfunc>
       <mapurl>$map</mapurl>        <mapurl>$map</mapurl>
Line 1205  sub printHelper { Line 1556  sub printHelper {
   
   <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">    <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
     <message>(mark them then click "next" button) <br /></message>      <message>(mark them then click "next" button) <br /></message>
     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1">      <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
                 closeallpages="1">
       <nextstate>PAGESIZE</nextstate>        <nextstate>PAGESIZE</nextstate>
       <filterfunc>return $isNotMap;</filterfunc>        <filterfunc>return $isNotMap;</filterfunc>
       <mapurl>$map</mapurl>        <mapurl>$map</mapurl>
Line 1220  HELPERFRAGMENT Line 1572  HELPERFRAGMENT
     # If the user is priviledged, allow them to print all       # If the user is priviledged, allow them to print all 
     # problems in the course, optionally for selected students      # problems in the course, optionally for selected students
     if ($userPriviledged && ($helper->{VARS}->{'postdata'}=~/\/res\//)) {       if ($userPriviledged && ($helper->{VARS}->{'postdata'}=~/\/res\//)) { 
         push @{$printChoices}, ['Problems from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];          push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
  if ($sequenceTitle) {           &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS);
     push @{$printChoices}, ["Problems from $sequenceTitle for <b>selected students</b>", 'problems_for_students', 'CHOOSE_STUDENTS'];  
  }  
   
         &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);  
   <state name="ALL_PROBLEMS" title="Select Problem(s) to print">    <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
     <message>(mark them then click "next" button) <br /></message>      <message>(mark them then click "next" button) <br /></message>
     <resource variable="RESOURCES" multichoice="1"      <resource variable="RESOURCES" toponly='0' multichoice="1"
  suppressEmptySequences='1' addstatus="1">   suppressEmptySequences='0' addstatus="1" closeallpages="1">
       <nextstate>PAGESIZE</nextstate>        <nextstate>PAGESIZE</nextstate>
       <filterfunc>return $isProblemOrMap;</filterfunc>        <filterfunc>return $isProblemOrMap;</filterfunc>
       <choicefunc>return $isProblem;</choicefunc>        <choicefunc>return $isNotMap;</choicefunc>
         <valuefunc>return $symbFilter;</valuefunc>
       </resource>
     </state>
   ALL_PROBLEMS
   
    if ($helper->{VARS}->{'assignment'}) {
       push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'problems_for_students', 'CHOOSE_STUDENTS'];
       push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'problems_for_anon', 'CHOOSE_ANON1'];
    }
    my $resource_selector=<<RESOURCE_SELECTOR;
      <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
       <resource variable="RESOURCES" multichoice="1" addstatus="1" 
                 closeallpages="1">
         <filterfunc>return $isProblem;</filterfunc>
         <mapurl>$map</mapurl>
       <valuefunc>return $symbFilter;</valuefunc>        <valuefunc>return $symbFilter;</valuefunc>
       </resource>        </resource>
     </state>      <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
       <choices variable="EMPTY_PAGES">
         <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
         <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
         <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
         <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
       </choices>
       <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
       <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
   RESOURCE_SELECTOR
   
           &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
   <state name="CHOOSE_STUDENTS" title="Select Students and Resources">    <state name="CHOOSE_STUDENTS" title="Select Students and Resources">
     <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />        <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
       $resource_selector
     </state>
   CHOOSE_STUDENTS
   
    my $cdom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
    my $cnum = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
           my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
    my $namechoice='<choice></choice>';
    foreach my $name (@names) {
       if ($name =~ /^error: 2 /) { next; }
       $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
    }
           &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);
     <state name="CHOOSE_ANON1" title="Select Students and Resources">
       <nextstate>PAGESIZE</nextstate>
       <message><hr width='33%' /><b>Number of anonymous assignments to print?</b></message>
       <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"></string>
       <message><br /><b>Names to store the CODEs under for later:</b></message>
       <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
       <message><hr width='33%' /></message>
       <message><b>Reprint a set of saved CODEs:</b></message>
       <dropdown variable="REUSE_OLD_CODES">
           $namechoice
       </dropdown>
       <message><hr width='33%' /></message>
       $resource_selector
     </state>
   CHOOSE_ANON1
   
   
    if ($helper->{VARS}->{'assignment'}) {
       push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('selected students')."</b>", 'resources_for_students', 'CHOOSE_STUDENTS1'];
       push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'resources_for_anon', 'CHOOSE_ANON2'];
    }
       
   
    $resource_selector=<<RESOURCE_SELECTOR;
     <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>      <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
     <resource variable="RESOURCES" multichoice="1" addstatus="1">      <resource variable="RESOURCES" multichoice="1" addstatus="1" 
       <filterfunc>return $isProblem</filterfunc>                closeallpages="1">
         <filterfunc>return $isNotMap;</filterfunc>
       <mapurl>$map</mapurl>        <mapurl>$map</mapurl>
       <valuefunc>return $symbFilter</valuefunc>        <valuefunc>return $symbFilter;</valuefunc>
       </resource>        </resource>
     <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>      <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
     <choices variable="EMPTY_PAGES">      <choices variable="EMPTY_PAGES">
Line 1251  HELPERFRAGMENT Line 1662  HELPERFRAGMENT
       <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>        <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
       <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>        <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
       <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>        <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
       </choices>      </choices>
       <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
       <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
   RESOURCE_SELECTOR
   
    &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
     <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
       <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
       $resource_selector
     </state>      </state>
 CHOOSE_STUDENTS  CHOOSE_STUDENTS1
   
    &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
     <state name="CHOOSE_ANON2" title="Select Students and Resources">
       <nextstate>PAGESIZE</nextstate>
       <message><hr width='33%' /><b>Number of anonymous assignments to print?</b></message>
       <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"></string>
       <message><br /><b>Names to store the CODEs under for later:</b></message>
       <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
       <message><hr width='33%' /></message>
       <message><b>Reprint a set of saved CODEs:</b></message>
       <dropdown variable="REUSE_OLD_CODES">
           $namechoice
       </dropdown>
       <message><hr width='33%' /></message>
       $resource_selector
     </state>
   CHOOSE_ANON2
     }      }
   
     # FIXME: That RE should come from a library somewhere.      # FIXME: That RE should come from a library somewhere.
     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 $subdir ne '/home/httpd/html/res/') {          if ((((&Apache::lonnet::allowed('bre',$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 $subdir ne '/home/httpd/html/res/') {    
         push @{$printChoices}, ["Problems from current subdirectory <b>$subdir</b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];          push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
   
         my $f = '$filename';          my $f = '$filename';
         my $xmlfrag = <<CHOOSE_FROM_SUBDIR;          my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
Line 1284  CHOOSE_FROM_SUBDIR Line 1720  CHOOSE_FROM_SUBDIR
     # Allow the user to select any sequence in the course, feed it to      # Allow the user to select any sequence in the course, feed it to
     # another resource selector for that sequence      # another resource selector for that sequence
     if (!$helper->{VARS}->{'construction'}) {      if (!$helper->{VARS}->{'construction'}) {
  push @$printChoices, ["Resources from <b>selected sequence</b> in course",   push @$printChoices, ["<b>Resources</b> from <b>selected sequence</b> in course",
       'map_problems_pages', 'CHOOSE_SEQUENCE'];        'select_sequences', 'CHOOSE_SEQUENCE'];
    my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
    #Escape apostrophes and backslashes for Perl
    $escapedSequenceName =~ s/\\/\\\\/g;
    $escapedSequenceName =~ s/'/\\'/g;
  &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);   &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
   <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">    <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
     <message>Select the sequence to print resources from:</message>      <message>Select the sequence to print resources from:</message>
Line 1297  CHOOSE_FROM_SUBDIR Line 1737  CHOOSE_FROM_SUBDIR
     </state>      </state>
   <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">    <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
     <message>(mark desired resources then click "next" button) <br /></message>      <message>(mark desired resources then click "next" button) <br /></message>
     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1">      <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
                 closeallpages="1">
       <nextstate>PAGESIZE</nextstate>        <nextstate>PAGESIZE</nextstate>
       <filterfunc>return $isProblem</filterfunc>        <filterfunc>return $isProblem</filterfunc>
       <mapurl evaluate='1'>return $helper->{VARS}->{'SEQUENCE'};</mapurl>        <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
       <valuefunc>return $symbFilter;</valuefunc>        <valuefunc>return $symbFilter;</valuefunc>
       </resource>        </resource>
     </state>      </state>
Line 1323  CHOOSE_FROM_ANY_SEQUENCE Line 1764  CHOOSE_FROM_ANY_SEQUENCE
   
     if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or       if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or 
  ($helper->{VARS}->{'construction'} eq '1')) {   ($helper->{VARS}->{'construction'} eq '1')) {
  addMessage("<hr width='33%' /><table><tr><td align='right'>Print With Answers:</td><td>");   addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
         $paramHash = Apache::lonhelper::getParamHash();          $paramHash = Apache::lonhelper::getParamHash();
  $paramHash->{'variable'} = 'ANSWER_TYPE';      $paramHash->{'variable'} = 'ANSWER_TYPE';   
  $helper->declareVar('ANSWER_TYPE');            $helper->declareVar('ANSWER_TYPE');         
         $paramHash->{CHOICES} = [          $paramHash->{CHOICES} = [
                                    ['No', 'yes'],                                     ['Without Answers', 'yes'],
                                    ['Yes', 'no'] ];                                     ['With Answers', 'no'],
                                      ['Only Answers', 'only'],
                                      ['As Exam Problem', 'exam']
                                   ];
         Apache::lonhelper::dropdown->new();          Apache::lonhelper::dropdown->new();
  addMessage("</td></tr>");   addMessage("</td></tr>");
  $startedTable = 1;   $startedTable = 1;
Line 1378  CHOOSE_FROM_ANY_SEQUENCE Line 1822  CHOOSE_FROM_ANY_SEQUENCE
     addMessage("</td></tr>");      addMessage("</td></tr>");
  }   }
   
  if ($helper->{VARS}->{'construction'}) {  
     addMessage("<tr><td align='right'>Print With URL: </td><td>");  
     $paramHash = Apache::lonhelper::getParamHash();  
     $paramHash->{'variable'} = 'CONSTR_RESOURSE_URL';     
     $helper->declareVar('CONSTR_RESOURSE_URL');           
     $paramHash->{CHOICES} = [  
      ['No', 'no'],  
      ['Yes', 'yes'] ];  
     Apache::lonhelper::dropdown->new();  
     addMessage("</td></tr>");  
  }  
  if ($helper->{'VARS'}->{'construction'}) {    if ($helper->{'VARS'}->{'construction'}) { 
     my $xmlfrag .= <<'RNDSEED';      my $stylevalue=$ENV{'construct.style'};
     <message><tr><td align='right'>Use random seed: </td><td></message>      my $xmlfrag .= <<"RNDSEED";
       <message><tr><td align='right'>Use random seed:  </td><td></message>
     <string variable="curseed" size="15" maxlength="15">      <string variable="curseed" size="15" maxlength="15">
  <defaultvalue>   <defaultvalue>
             return $helper->{VARS}->{'curseed'};              return $helper->{VARS}->{'curseed'};
         </defaultvalue>          </defaultvalue>
      </string>      </string>
        <message></td></tr><tr><td align="right">Use style file:</td><td></message>
                <message><input type="text" size="40" name="style_file_value" value="$stylevalue"  />&nbsp; <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><td></message>
              <message></td></tr></message>               <message></td></tr></message>
 RNDSEED  RNDSEED
             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);              &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
       $helper->{'VARS'}->{'style_file'}=$ENV{'form.style_file_value'};
  }   }
     }      }
   
   
   
   
     if ($startedTable) {      if ($startedTable) {
  addMessage("</table>");   addMessage("</table>");
     }      }
Line 1465  use Apache::lonhelper; Line 1905  use Apache::lonhelper;
 no strict;  no strict;
 @ISA = ("Apache::lonhelper::element");  @ISA = ("Apache::lonhelper::element");
 use strict;  use strict;
   use Apache::lonlocal;
   
 my $maxColumns = 2;  my $maxColumns = 2;
 my @paperSize = ("Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",   my @paperSize = ("Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]", 
Line 1492  sub render { Line 1933  sub render {
     my $helper = Apache::lonhelper::getHelper();      my $helper = Apache::lonhelper::getHelper();
     my $result = '';      my $result = '';
     my $var = $self->{'variable'};      my $var = $self->{'variable'};
       my $PageLayout=&mt('Page layout');
       my $NumberOfColumns=&mt('Number of columns');
       my $PaperType=&mt('Paper type');
     $result .= <<STATEHTML;      $result .= <<STATEHTML;
   
 <hr width="33%" />  <hr width="33%" />
 <table cellpadding="3">  <table cellpadding="3">
   <tr>    <tr>
     <td align="center"><b>Page layout</b></td>      <td align="center"><b>$PageLayout</b></td>
     <td align="center"><b>Number of columns</b></td>      <td align="center"><b>$NumberOfColumns</b></td>
     <td align="center"><b>Paper type</b></td>      <td align="center"><b>$PaperType</b></td>
   </tr>    </tr>
   <tr>    <tr>
     <td>      <td>
Line 1647  sub render { Line 2090  sub render {
 </table>  </table>
   
 <p>Hint: Some instructors like to leave scratch space for the student by  <p>Hint: Some instructors like to leave scratch space for the student by
 making the width much smaller then the width of the page.</p>  making the width much smaller than the width of the page.</p>
   
 ELEMENTHTML  ELEMENTHTML
   

Removed from v.1.239  
changed lines
  Added in v.1.301


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