--- loncom/interface/lonprintout.pm 2001/11/29 18:18:38 1.8 +++ loncom/interface/lonprintout.pm 2003/09/06 17:22:27 1.231 @@ -1,6 +1,30 @@ # The LearningOnline Network # Printout # +# $Id: lonprintout.pm,v 1.231 2003/09/06 17:22:27 albertel Exp $ +# +# Copyright Michigan State University Board of Trustees +# +# This file is part of the LearningOnline Network with CAPA (LON-CAPA). +# +# LON-CAPA is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# LON-CAPA is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with LON-CAPA; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +# +# /home/httpd/html/adm/gpl.txt +# +# http://www.lon-capa.org/ +# # (Internal Server Error Handler # # (Login Screen @@ -16,130 +40,946 @@ package Apache::lonprintout; use strict; -use Apache::Constants qw(:common); +use Apache::Constants qw(:common :http); use Apache::lonxml; use Apache::lonnet; +use Apache::loncommon; +use Apache::inputtags; +use Apache::grades; +use Apache::edit; use Apache::File(); +use Apache::lonnavmaps; +use Apache::lonratedt; +use POSIX qw(strftime); +use GDBM_File; +my %hash; +my $LaTeXwidth = 0; -sub headerform { - my $r = shift; - $r->print(<<ENDHEADER); -<html> -<head> -<title>LON-CAPA output for printing</title> -</head> -<body bgcolor="FFFFFF"> -<form method="post" enctype="multipart/form-data" action="/adm/printout" name="printform"> -<h1>Printout:</h1><br></br> -ENDHEADER + +sub latex_header_footer_remove { + my $text = shift; + $text =~ s/\\end{document}//; + $text =~ s/\\documentclass([^&]*)\\begin{document}//; + return $text; } -sub menu_for_output { - my $r = shift; - $r->print(<<ENDMENUOUT); -<input type="hidden" name="phase" value="two"> -<input type="radio" name="choice" value="Standard LaTeX output for current document"> Standard LaTeX output for current document<br></br> -<input type="radio" name="choice" value="Standard LaTeX output for the primary sequence"> Standard LaTeX output for the primary sequence<br></br> -<input type="radio" name="choice" value="Standard LaTeX output for the top level sequence"> Standard LaTeX output for the top level sequence<br></br> -<input type="submit" value="Please make a choice"> -</form> -</body> -</html> -ENDMENUOUT +sub character_chart { + my $result = shift; + $result =~ s/&\#0?0?(7|9);//g; + $result =~ s/&\#0?(10|13);//g; + $result =~ s/&\#0?32;/ /g; + $result =~ s/&\#0?33;/!/g; + $result =~ s/&(\#0?34|quot);/\"/g; + $result =~ s/&\#0?35;/\\\#/g; + $result =~ s/&\#0?36;/\\\$/g; + $result =~ s/&\#0?37;/\\%/g; + $result =~ s/&(\#0?38|amp);/\\&/g; + $result =~ s/&\#(0?39|146);/\'/g; + $result =~ s/&\#0?40;/(/g; + $result =~ s/&\#0?41;/)/g; + $result =~ s/&\#0?42;/\*/g; + $result =~ s/&\#0?43;/\+/g; + $result =~ s/&\#(0?44|130);/,/g; + $result =~ s/&\#0?45;/-/g; + $result =~ s/&\#0?46;/\./g; + $result =~ s/&\#0?47;/\//g; + $result =~ s/&\#0?48;/0/g; + $result =~ s/&\#0?49;/1/g; + $result =~ s/&\#0?50;/2/g; + $result =~ s/&\#0?51;/3/g; + $result =~ s/&\#0?52;/4/g; + $result =~ s/&\#0?53;/5/g; + $result =~ s/&\#0?54;/6/g; + $result =~ s/&\#0?55;/7/g; + $result =~ s/&\#0?56;/8/g; + $result =~ s/&\#0?57;/9/g; + $result =~ s/&\#0?58;/:/g; + $result =~ s/&\#0?59;/;/g; + $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g; + $result =~ s/&\#0?61;/\$=\$/g; + $result =~ s/&(\#0?62|gt|\#155);/\$>\$/g; + $result =~ s/&\#0?63;/\?/g; + $result =~ s/&\#0?65;/A/g; + $result =~ s/&\#0?66;/B/g; + $result =~ s/&\#0?67;/C/g; + $result =~ s/&\#0?68;/D/g; + $result =~ s/&\#0?69;/E/g; + $result =~ s/&\#0?70;/F/g; + $result =~ s/&\#0?71;/G/g; + $result =~ s/&\#0?72;/H/g; + $result =~ s/&\#0?73;/I/g; + $result =~ s/&\#0?74;/J/g; + $result =~ s/&\#0?75;/K/g; + $result =~ s/&\#0?76;/L/g; + $result =~ s/&\#0?77;/M/g; + $result =~ s/&\#0?78;/N/g; + $result =~ s/&\#0?79;/O/g; + $result =~ s/&\#0?80;/P/g; + $result =~ s/&\#0?81;/Q/g; + $result =~ s/&\#0?82;/R/g; + $result =~ s/&\#0?83;/S/g; + $result =~ s/&\#0?84;/T/g; + $result =~ s/&\#0?85;/U/g; + $result =~ s/&\#0?86;/V/g; + $result =~ s/&\#0?87;/W/g; + $result =~ s/&\#0?88;/X/g; + $result =~ s/&\#0?89;/Y/g; + $result =~ s/&\#0?90;/Z/g; + $result =~ s/&\#0?91;/[/g; + $result =~ s/&\#0?92;/\$\\setminus\$/g; + $result =~ s/&\#0?93;/]/g; + $result =~ s/&\#(0?94|136);/\$\\wedge\$/g; + $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g; + $result =~ s/&\#(0?96|145);/\`/g; + $result =~ s/&\#0?97;/a/g; + $result =~ s/&\#0?98;/b/g; + $result =~ s/&\#0?99;/c/g; + $result =~ s/&\#100;/d/g; + $result =~ s/&\#101;/e/g; + $result =~ s/&\#102;/f/g; + $result =~ s/&\#103;/g/g; + $result =~ s/&\#104;/h/g; + $result =~ s/&\#105;/i/g; + $result =~ s/&\#106;/j/g; + $result =~ s/&\#107;/k/g; + $result =~ s/&\#108;/l/g; + $result =~ s/&\#109;/m/g; + $result =~ s/&\#110;/n/g; + $result =~ s/&\#111;/o/g; + $result =~ s/&\#112;/p/g; + $result =~ s/&\#113;/q/g; + $result =~ s/&\#114;/r/g; + $result =~ s/&\#115;/s/g; + $result =~ s/&\#116;/t/g; + $result =~ s/&\#117;/u/g; + $result =~ s/&\#118;/v/g; + $result =~ s/&\#119;/w/g; + $result =~ s/&\#120;/x/g; + $result =~ s/&\#121;/y/g; + $result =~ s/&\#122;/z/g; + $result =~ s/&\#123;/\\{/g; + $result =~ s/&\#124;/\|/g; + $result =~ s/&\#125;/\\}/g; + $result =~ s/&\#126;/\~/g; + $result =~ s/&\#131;/\\textflorin /g; + $result =~ s/&\#132;/\"/g; + $result =~ s/&\#133;/\$\\ldots\$/g; + $result =~ s/&\#134;/\$\\dagger\$/g; + $result =~ s/&\#135;/\$\\ddagger\$/g; + $result =~ s/&\#137;/\\textperthousand /g; + $result =~ s/&\#140;/{\\OE}/g; + $result =~ s/&\#147;/\`\`/g; + $result =~ s/&\#148;/\'\'/g; + $result =~ s/&\#149;/\$\\bullet\$/g; + $result =~ s/&\#150;/--/g; + $result =~ s/&\#151;/---/g; + $result =~ s/&\#152;/\$\\sim\$/g; + $result =~ s/&\#153;/\\texttrademark /g; + $result =~ s/&\#156;/\\oe/g; + $result =~ s/&\#159;/\\\"Y/g; + $result =~ s/&(\#160|nbsp);//g; + $result =~ s/&(\#161|iexcl);/!\`/g; + $result =~ s/&(\#162|cent);/\\textcent /g; + $result =~ s/&(\#163|pound);/\\pounds /g; + $result =~ s/&(\#164|curren);/\\textcurrency /g; + $result =~ s/&(\#165|yen);/\\textyen /g; + $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g; + $result =~ s/&(\#167|sect);/\\textsection /g; + $result =~ s/&(\#168|uml);/\\texthighdieresis /g; + $result =~ s/&(\#169|copy);/\\copyright /g; + $result =~ s/&(\#170|ordf);/\\textordfeminine /g; + $result =~ s/&(\#172|not);/\$\\neg\$/g; + $result =~ s/&(\#173|shy);/ - /g; + $result =~ s/&(\#174|reg);/\\textregistered /g; + $result =~ s/&(\#175|macr);/\$^{-}\$/g; + $result =~ s/&(\#176|deg);/\$^{\\circ}\$/g; + $result =~ s/&(\#177|plusmn);/\$\\pm\$/g; + $result =~ s/&(\#178|sup2);/\$^2\$/g; + $result =~ s/&(\#179|sup3);/\$^3\$/g; + $result =~ s/&(\#180|acute);/\\textacute /g; + $result =~ s/&(\#181|micro);/\$\\mu\$/g; + $result =~ s/&(\#182|para);/\\P/g; + $result =~ s/&(\#183|middot);/\$\\cdot\$/g; + $result =~ s/&(\#184|cedil);/\\c{\\strut}/g; + $result =~ s/&(\#185|sup1);/\$^1\$/g; + $result =~ s/&(\#186|ordm);/\\textordmasculine /g; + $result =~ s/&(\#188|frac14);/\\textonequarter /g; + $result =~ s/&(\#189|frac12);/\\textonehalf /g; + $result =~ s/&(\#190|frac34);/\\textthreequarters /g; + $result =~ s/&(\#191|iquest);/?\`/g; + $result =~ s/&(\#192|Agrave);/\\\`{A}/g; + $result =~ s/&(\#193|Aacute);/\\\'{A}/g; + $result =~ s/&(\#194|Acirc);/\\^{A}/g; + $result =~ s/&(\#195|Atilde);/\\~{A}/g; + $result =~ s/&(\#196|Auml);/\\\"{A}/g; + $result =~ s/&(\#197|Aring);/{\\AA}/g; + $result =~ s/&(\#198|AElig);/{\\AE}/g; + $result =~ s/&(\#199|Ccedil);/\\c{c}/g; + $result =~ s/&(\#200|Egrave);/\\\`{E}/g; + $result =~ s/&(\#201|Eacute);/\\\'{E}/g; + $result =~ s/&(\#202|Ecirc);/\\^{E}/g; + $result =~ s/&(\#203|Euml);/\\\"{E}/g; + $result =~ s/&(\#204|Igrave);/\\\`{I}/g; + $result =~ s/&(\#205|Iacute);/\\\'{I}/g; + $result =~ s/&(\#206|Icirc);/\\^{I}/g; + $result =~ s/&(\#207|Iuml);/\\\"{I}/g; + $result =~ s/&(\#209|Ntilde);/\\~{N}/g; + $result =~ s/&(\#210|Ograve);/\\\`{O}/g; + $result =~ s/&(\#211|Oacute);/\\\'{O}/g; + $result =~ s/&(\#212|Ocirc);/\\^{O}/g; + $result =~ s/&(\#213|Otilde);/\\~{O}/g; + $result =~ s/&(\#214|Ouml);/\\\"{O}/g; + $result =~ s/&(\#215|times);/\$\\times\$/g; + $result =~ s/&(\#216|Oslash);/{\\O}/g; + $result =~ s/&(\#217|Ugrave);/\\\`{U}/g; + $result =~ s/&(\#218|Uacute);/\\\'{U}/g; + $result =~ s/&(\#219|Ucirc);/\\^{U}/g; + $result =~ s/&(\#220|Uuml);/\\\"{U}/g; + $result =~ s/&(\#221|Yacute);/\\\'{Y}/g; + $result =~ s/&(\#223|szlig);/\\ss/g; + $result =~ s/&(\#224|agrave);/\\\`{a}/g; + $result =~ s/&(\#225|aacute);/\\\'{a}/g; + $result =~ s/&(\#226|acirc);/\\^{a}/g; + $result =~ s/&(\#227|atilde);/\\~{a}/g; + $result =~ s/&(\#228|auml);/\\\"{a}/g; + $result =~ s/&(\#229|aring);/{\\aa}/g; + $result =~ s/&(\#230|aelig);/{\\ae}/g; + $result =~ s/&(\#231|ccedil);/\\c{c}/g; + $result =~ s/&(\#232|egrave);/\\\`{e}/g; + $result =~ s/&(\#233|eacute);/\\\'{e}/g; + $result =~ s/&(\#234|ecirc);/\\^{e}/g; + $result =~ s/&(\#235|euml);/\\\"{e}/g; + $result =~ s/&(\#236|igrave);/\\\`{i}/g; + $result =~ s/&(\#237|iacute);/\\\'{i}/g; + $result =~ s/&(\#238|icirc);/\\^{i}/g; + $result =~ s/&(\#239|iuml);/\\\"{i}/g; + $result =~ s/&(\#240|eth);/\$\\partial\$/g; + $result =~ s/&(\#241|ntilde);/\\~{n}/g; + $result =~ s/&(\#242|ograve);/\\\`{o}/g; + $result =~ s/&(\#243|oacute);/\\\'{o}/g; + $result =~ s/&(\#244|ocirc);/\\^{o}/g; + $result =~ s/&(\#245|otilde);/\\~{o}/g; + $result =~ s/&(\#246|ouml);/\\\"{o}/g; + $result =~ s/&(\#247|divide);/\$\\div\$/g; + $result =~ s/&(\#248|oslash);/{\\o}/g; + $result =~ s/&(\#249|ugrave);/\\\`{u}/g; + $result =~ s/&(\#250|uacute);/\\\'{u}/g; + $result =~ s/&(\#251|ucirc);/\\^{u}/g; + $result =~ s/&(\#252|uuml);/\\\"{u}/g; + $result =~ s/&(\#253|yacute);/\\\'{y}/g; + $result =~ s/&(\#255|yuml);/\\\"{y}/g; + $result =~ s/&\#952;/\$\\theta\$/g; +#Greek Alphabet + $result =~ s/&(alpha|\#945);/\$\\alpha \$/g; + $result =~ s/&(beta|\#946);/\$\\beta \$/g; + $result =~ s/&(gamma|\#947);/\$\\gamma \$/g; + $result =~ s/&(delta|\#948);/\$\\delta \$/g; + $result =~ s/&(epsilon|\#949);/\$\\epsilon \$/g; + $result =~ s/&(zeta|\#950);/\$\\zeta \$/g; + $result =~ s/&(eta|\#951);/\$\\eta \$/g; + $result =~ s/&(theta|\#952);/\$\\theta \$/g; + $result =~ s/&(iota|\#953);/\$\\iota \$/g; + $result =~ s/&(kappa|\#954);/\$\\kappa \$/g; + $result =~ s/&(lambda|\#955);/\$\\lambda \$/g; + $result =~ s/&(mu|\#956);/\$\\mu \$/g; + $result =~ s/&(nu|\#957);/\$\\nu \$/g; + $result =~ s/&(xi|\#958);/\$\\xi \$/g; + $result =~ s/&(omicron|\#959);/o/g; + $result =~ s/&(pi|\#960);/\$\\pi \$/g; + $result =~ s/&(rho|\#961);/\$\\rho \$/g; + $result =~ s/&(sigma|\#963);/\$\\sigma \$/g; + $result =~ s/&(tau|\#964);/\$\\tau \$/g; + $result =~ s/&(upsilon|\#965);/\$\\upsilon \$/g; + $result =~ s/&(phi|\#966);/\$\\phi \$/g; + $result =~ s/&(chi|\#967);/\$\\chi \$/g; + $result =~ s/&(psi|\#968);/\$\\psi \$/g; + $result =~ s/&(omega|\#969);/\$\\omega \$/g; + $result =~ s/&(thetasym|\#977);/\$\\vartheta \$/g; + $result =~ s/&(piv|\#982);/\$\\varpi \$/g; + $result =~ s/&(Alpha|\#913);/A/g; + $result =~ s/&(Beta|\#914);/B/g; + $result =~ s/&(Gamma|\#915);/\$\\Gamma \$/g; + $result =~ s/&(Delta|\#916);/\$\\Delta \$/g; + $result =~ s/&(Epsilon|\#917);/E/g; + $result =~ s/&(Zeta|\#918);/Z/g; + $result =~ s/&(Eta|\#919);/H/g; + $result =~ s/&(Theta|\#920);/\$\\Theta \$/g; + $result =~ s/&(Iota|\#921);/I/g; + $result =~ s/&(Kappa|\#922);/K/g; + $result =~ s/&(Lambda|\#923);/\$\\Lambda \$/g; + $result =~ s/&(Mu|\#924);/M/g; + $result =~ s/&(Nu|\#925);/N/g; + $result =~ s/&(Xi|\#926);/\$\\Xi \$/g; + $result =~ s/&(Omicron|\#927);/O/g; + $result =~ s/&(Pi|\#928);/\$\\Pi \$/g; + $result =~ s/&(Rho|\#929);/P/g; + $result =~ s/&(Sigma|\#931);/\$\\Sigma \$/g; + $result =~ s/&(Tau|\#932);/T/g; + $result =~ s/&(Upsilon|\#933);/\$\\Upsilon \$/g; + $result =~ s/&(Phi|\#934);/\$\\Phi \$/g; + $result =~ s/&(Chi|\#935);/X/g; + $result =~ s/&(Psi|\#936);/\$\\Psi \$/g; + $result =~ s/&(Omega|\#937);/\$\\Omega \$/g; +#Arrows (extended HTML 4.01) + $result =~ s/&(larr|\#8592);/\$\\leftarrow \$/g; + $result =~ s/&(uarr|\#8593);/\$\\uparrow \$/g; + $result =~ s/&(rarr|\#8594);/\$\\rightarrow \$/g; + $result =~ s/&(darr|\#8595);/\$\\downarrow \$/g; + $result =~ s/&(harr|\#8596);/\$\\leftrightarrow \$/g; + $result =~ s/&(lArr|\#8656);/\$\\Leftarrow \$/g; + $result =~ s/&(uArr|\#8657);/\$\\Uparrow \$/g; + $result =~ s/&(rArr|\#8658);/\$\\Rightarrow \$/g; + $result =~ s/&(dArr|\#8659);/\$\\Downarrow \$/g; + $result =~ s/&(hArr|\#8660);/\$\\Leftrightarrow \$/g; +#Mathematical Operators (extended HTML 4.01) + $result =~ s/&(forall|\#8704);/\$\\forall \$/g; + $result =~ s/&(part|\#8706);/\$\\partial \$/g; + $result =~ s/&(exist|\#8707);/\$\\exists \$/g; + $result =~ s/&(empty|\#8709);/\$\\emptyset \$/g; + $result =~ s/&(nabla|\#8711);/\$\\nabla \$/g; + $result =~ s/&(isin|\#8712);/\$\\in \$/g; + $result =~ s/&(notin|\#8713);/\$\\notin \$/g; + $result =~ s/&(ni|\#8715);/\$\\ni \$/g; + $result =~ s/&(prod|\#8719);/\$\\prod \$/g; + $result =~ s/&(sum|\#8721);/\$\\sum \$/g; + $result =~ s/&(minus|\#8722);/\$-\$/g; + $result =~ s/&(lowast|\#8727);/\$*\$/g; + $result =~ s/&(radic|\#8730);/\$\\surd \$/g; + $result =~ s/&(prop|\#8733);/\$\\propto \$/g; + $result =~ s/&(infin|\#8734);/\$\\infty \$/g; + $result =~ s/&(ang|\#8736);/\$\\angle \$/g; + $result =~ s/&(and|\#8743);/\$\\wedge \$/g; + $result =~ s/&(or|\#8744);/\$\\vee \$/g; + $result =~ s/&(cap|\#8745);/\$\\cap \$/g; + $result =~ s/&(cup|\#8746);/\$\\cup \$/g; + $result =~ s/&(int|\#8747);/\$\\int \$/g; + $result =~ s/&(sim|\#8764);/\$\\sim \$/g; + $result =~ s/&(cong|\#8773);/\$\\cong \$/g; + $result =~ s/&(asymp|\#8776);/\$\\approx \$/g; + $result =~ s/&(ne|\#8800);/\$\\not= \$/g; + $result =~ s/&(equiv|\#8801);/\$\\equiv \$/g; + $result =~ s/&(le|\#8804);/\$\\leq \$/g; + $result =~ s/&(ge|\#8805);/\$\\geq \$/g; + $result =~ s/&(sub|\#8834);/\$\\subset \$/g; + $result =~ s/&(sup|\#8835);/\$\\supset \$/g; + $result =~ s/&(nsub|\#8836);/\$\\not\\subset \$/g; + $result =~ s/&(sube|\#8838);/\$\\subseteq \$/g; + $result =~ s/&(supe|\#8839);/\$\\supseteq \$/g; + $result =~ s/&(oplus|\#8853);/\$\\oplus \$/g; + $result =~ s/&(otimes|\#8855);/\$\\otimes \$/g; + $result =~ s/&(perp|\#8869);/\$\\perp \$/g; + $result =~ s/&(sdot|\#8901);/\$\\cdot \$/g; +#Geometric Shapes (extended HTML 4.01) + $result =~ s/&(loz|\#9674);/\$\\Diamond \$/g; +#Miscellaneous Symbols (extended HTML 4.01) + $result =~ s/&(spades|\#9824);/\$\\spadesuit \$/g; + $result =~ s/&(clubs|\#9827);/\$\\clubsuit \$/g; + $result =~ s/&(hearts|\#9829);/\$\\heartsuit \$/g; + $result =~ s/&(diams|\#9830);/\$\\diamondsuit \$/g; + return $result; +} + + +sub page_format { +# +#Correspondence between $papersize variable and real paper format: +# 0 - "Letter [8 1/2x11 in]" +# 1 - "Legal [8 1/2x14 in]" +# 2 - "Ledger/Tabloid [11x17 in]" +# 3 - "Executive [7 1/2x10 in]" +# 4 - "A2 [420x594 mm]" +# 5 - "A3 [297x420 mm]" +# 6 - "A4 [210x297 mm]" +# 7 - "A5 [148x210 mm]" +# 8 - "A6 [105x148 mm]" +# + my ($papersize,$layout,$numberofcolumns) = @_; + my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = (0,0,0,0,0); + if ($papersize eq '0') { + if ($layout eq 'book') { + if ($numberofcolumns == 1) { + $textwidth = '7.1 in'; #'18 cm'; + $textheight = '10.2 in'; #'25.9 cm'; + $oddoffset = '-0.57 in'; + $evenoffset = '-0.57 in'; + } elsif ($numberofcolumns == 2) { + $textwidth = '3.66 in'; #'93 mm'; + $textheight = '10.2 in'; #'25.9 cm'; + $oddoffset = '-0.57 in'; + $evenoffset = '-0.57 in'; + } + } elsif ($layout eq 'album') { + if ($numberofcolumns eq '1') { + $textwidth = '8.8 in'; + $textheight = '6.8 in'; + $oddoffset = '-40 pt'; + $evenoffset = '-60 pt'; + } elsif ($numberofcolumns == 2) { + $textwidth = '4.4 in'; + $textheight = '6.8 in'; + $oddoffset = '-0.5 in'; + $evenoffset = '-1.5 in'; + $topmargin = '3.5 in'; + } + } +# } elsif($papersize eq '1') { +# } elsif($papersize eq '2') { +# } elsif($papersize eq '3'/) { + } elsif($papersize eq '6') { + if ($layout eq 'book') { + if ($numberofcolumns == 1) { + $textwidth = '18 cm'; + $textheight = '28 cm'; + $oddoffset = '-0.57 in'; + $evenoffset = '-0.57 in'; + } elsif ($numberofcolumns == 2) { + $textwidth = '96 mm'; + $textheight = '2 cm'; + $oddoffset = '-0.57 in'; + $evenoffset = '-0.57 in'; + } + } elsif ($layout eq 'album') { + if ($numberofcolumns eq '1') { + $textwidth = '8.5 in'; + $textheight = '7.7 in'; + $oddoffset = '-40 pt'; + $evenoffset = '-60 pt'; + } elsif ($numberofcolumns == 2) { + $textwidth = '3.9 in'; + $textheight = '7.7 in'; + $oddoffset = '-40 pt'; + $evenoffset = '-60 pt'; + } + } +# } elsif($papersize eq '5') { +# } elsif($papersize eq '4') { +# } elsif($papersize eq '7') { +# } elsif($papersize eq '8') { + } + return $textwidth,$textheight,$oddoffset,$evenoffset,$topmargin; +} + + +sub get_name { + my ($uname,$udom)=@_; + if (!defined($uname)) { $uname=$ENV{'user.name'}; } + if (!defined($udom)) { $udom=$ENV{'user.domain'}; } + my $plainname=&Apache::loncommon::plainname($uname,$udom); + if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; } + $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header'); + return $plainname; +} + +sub get_course { + my $courseidinfo; + if (defined($ENV{'request.course.id'})) { + $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'header'); + } + return $courseidinfo; +} + +sub page_format_transformation { + my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist) = @_; + my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin); + $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header'); + if ($numberofcolumns != 1) { + ($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 $courseidinfo = &get_course(); + if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } + if ($layout eq 'album') { + my $topmargintoinsert = ''; + if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';} + $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$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} /; + } elsif ($layout eq 'book') { + if ($choice ne 'All class print') { + $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\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}/; + } else { + $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\\setcounter{page}{1} \\vskip 5 mm /; + } + } + if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;} + if ($indexlist eq 'yes') { + $text=~s/(\\begin{document})/\\makeindex $1/; + $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/; + } + return $text; +} + + +sub page_cleanup { + my $result = shift; + + $result =~ m/\\end{document}(\d*)$/; + my $number_of_columns = $1; + my $insert = '{'; + for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; } + $insert .= '}'; + $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g; + $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g; + return $result,$number_of_columns; +} + + +sub details_for_menu { + + my $name_of_resourse = $hash{'title_'.$hash{'ids_'.$ENV{'form.postdata'}}}; + my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'}); + my ($map,$id,$resource)=split(/___/,$symbolic); + $map=&Apache::lonnet::clutter($map); + my $name_of_sequence; + $name_of_sequence = $hash{'title_'.$hash{'ids_'.$map}}; + if ($name_of_sequence =~ /^\s*$/) { + $map =~ m|([^/]+)$|; + $name_of_sequence = $1; + } + my $name_of_map = $hash{'title_'.$hash{'ids_'.&Apache::lonnet::clutter($ENV{'request.course.uri'})}}; + if ($name_of_map =~ /^\s*$/) { + $ENV{'request.course.uri'} =~ m|([^/]+)$|; + $name_of_map = $1; + } + return ($name_of_resourse,$name_of_sequence,$name_of_map); + +} + + +sub latex_corrections { + + my ($number_of_columns,$result) = @_; + +# $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g; + $result =~ s/\$number_of_columns/$number_of_columns/g; + $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/; + $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g; + $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g; +#-- LaTeX corrections + my $first_comment = index($result,'<!--',0); + while ($first_comment != -1) { + my $end_comment = index($result,'-->',$first_comment); + substr($result,$first_comment,$end_comment-$first_comment+3) = ''; + $first_comment = index($result,'<!--',$first_comment); + } + $result =~ s/^\s+$//gm; #remove empty lines + $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space + $result =~ s/\\\\\s*\\vskip/\\vskip/gm; + $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g; + $result =~ s/{\\par }\s*\\\\/\\\\/gm; + $result =~ s/\\\\\s+\[/ \[/g; + $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g; + #conversion of html characters to LaTeX equivalents + if ($result =~ m/&(\w+|#\d+);/) { + $result = &character_chart($result); + } + $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g; + $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g; + + return $result; +} + + +sub index_table { + my $currentURL = shift; + my $insex_string=''; + $currentURL=~s/\.([^\/+])$/\.$1\.meta/; + $insex_string=&Apache::lonnet::metadata($currentURL,'keywords'); + return $insex_string; +} + + +sub IndexCreation { + my ($texversion,$currentURL)=@_; + my @key_words=split(/,/,&index_table($currentURL)); + my $chunk=''; + my $st=index $texversion,'\addcontentsline{toc}{subsection}{'; + if ($st>0) { + for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);} + $chunk=substr($texversion,0,$st+1); + substr($texversion,0,$st+1)=' '; + } + foreach my $key_word (@key_words) { + if ($key_word=~/\S+/) { + $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i; + } + } + if ($st>0) {substr($texversion,0,1)=$chunk;} + return $texversion; } sub output_data { - my $r = shift; + my ($r,$helper,$rparmhash) = @_; + my %parmhash = %$rparmhash; + my $bodytag=&Apache::loncommon::bodytag('Preparing Printout'); $r->print(<<ENDPART); <html> <head> <title>LON-CAPA output for printing</title> </head> -<body bgcolor="FFFFFF"> -<hr> +$bodytag +Please stand by while processing your print request, this may take some time ... ENDPART - my $choice = $ENV{'form.choice'}; - my $result = ''; - my %mystyle; - my $filename; + my $format_from_helper = $helper->{'VARS'}->{'FORMAT'}; + my ($result,$selectionmade) = ('',''); + my $number_of_columns = 1; #used only for pages to determine the width of the cell + my @temporary_array=split /\|/,$format_from_helper; + my ($laystyle,$numberofcolumns,$papersize)=@temporary_array; + if ($laystyle eq 'L') { + $laystyle='album'; + } else { + $laystyle='book'; + } + my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns); + my $assignment = $ENV{'form.assignment'}; + 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; + } + $LaTeXwidth.=' mm'; + + if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') { + #-- single document - problem, page, html, xml, ... + my $currentURL; + if ($helper->{'VARS'}->{'construction'} ne '1') { + #prints published resource + $currentURL=$helper->{'VARS'}->{'postdata'}; + } else { + #prints resource from the construction space + $currentURL=$helper->{'VARS'}->{'filename'}; + $currentURL=~s/\/home\//\/~/; + $currentURL=~s/public_html\///; + if ($currentURL=~/([^?]+)/) {$currentURL=$1;} + } + $selectionmade = 1; + if ($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 $rndseed=time; + if ($helper->{'VARS'}->{'curseed'}) { + $rndseed=$helper->{'VARS'}->{'curseed'}; + } + $form{'rndseed'}=$rndseed; + &Apache::lonnet::appenv(%moreenv); + &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; + $form{'grade_target'}='answer'; + $form{'answer_output_mode'}='tex'; + $form{'rndseed'}=$rndseed; + my $answer=&Apache::lonnet::ssi($currentURL,%form); + $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; + } + if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { + $texversion=&IndexCreation($texversion,$currentURL); + } + if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { + $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /; - if ($choice eq 'Standard LaTeX output for current document') { - my $file=&Apache::lonnet::filelocation("",'/res/'.$ENV{'request.ambiguous'}); - my $filecontents=&Apache::lonnet::getfile($file); - $result = &Apache::lonxml::xmlparse('tex',$filecontents,'',%mystyle); - } elsif ($choice eq 'Standard LaTeX output for the primary sequence') { - my @master_seq = (); - my $keyword = 0; - my $output_seq = ''; - my $current_file = '/res/'.$ENV{'request.ambiguous'}; - $current_file =~ s/(\/res\/physnet\/physnet)(\/m\d+)\/(.*)/$1$2$2\.sequence/; - while ($current_file ne '') { - my $file=&Apache::lonnet::filelocation("",$current_file); - my $filecontents=&Apache::lonnet::getfile($file); - my @file_seq = &content_map($filecontents); - if (defined @file_seq) { -#-- adding an additional array to the master one - if (defined @master_seq) { - my $old_value = $#master_seq; - my $total_value = $#master_seq + $#file_seq +2; - for (my $j=0; $j<=$old_value-$keyword+1; $j++) { - $master_seq[$total_value-$j] = $master_seq[$old_value-$j]; + } + $result .= $texversion; + if ($currentURL=~m/\.page\s*$/) { + ($result,$number_of_columns) = &page_cleanup($result); + } + } elsif ($currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') { + #printing content of sequence from the construction space + my $flag_latex_header_remove = 'NO'; + my $rndseed=time; + if ($helper->{'VARS'}->{'curseed'}) { + $rndseed=$helper->{'VARS'}->{'curseed'}; + } + $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|; + my $errtext=&Apache::lonratedt::mapread($currentURL); + for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) { + $Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/; + my $urlp=$2; + if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) { + my %form; + $form{'grade_target'}='tex'; + $form{'textwidth'}=$LaTeXwidth; + $form{'rndseed'}=$rndseed; + my $texversion=&Apache::lonnet::ssi($urlp,%form); + if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { + my %form; + $form{'grade_target'}='answer'; + $form{'answer_output_mode'}='tex'; + $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; + $form{'rndseed'}=$rndseed; + my $answer=&Apache::lonnet::ssi($urlp,%form); + $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; } - for (my $j=0; $j<=$#file_seq; $j++){ - $master_seq[$keyword+$j] = $file_seq[$j]; + if ($flag_latex_header_remove ne 'NO') { + $texversion = &latex_header_footer_remove($texversion); + } else { + $texversion =~ s/\\end{document}//; } - @file_seq = (); - $keyword = 0; - } else { - @master_seq = @file_seq; - @file_seq = (); - } + if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { + $texversion=&IndexCreation($texversion,$urlp); + } + if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { + $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /; + } + $result.=$texversion; + $flag_latex_header_remove = 'YES'; + } elsif ($urlp=~/\.(sequence|page)$/) { + $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent '; + } + } + if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;} + $result .= '\end{document}'; + } else { + $result.='\documentclass[letterpaper]{article}\usepackage{calc}\begin{document}Printout of this type of document is currently not supported: '; + if ($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 + ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or + ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems')) { + #-- produce an output string + my %form=(); + $form{'grade_target'}='tex'; + $form{'textwidth'}=$LaTeXwidth; + $form{'problem_split'}=$parmhash{'problem_stream_switch'}; + $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; + my $flag_latex_header_remove = 'NO'; + my $flag_page_in_sequence = 'NO'; + my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; + my $prevassignment=''; + &Apache::lonnet::delenv('form.counter'); + &Apache::lonxml::init_counter(); + for (my $i=0;$i<=$#master_seq;$i++) { + $master_seq[$i]=~/___\d+___(.*)$/; + my $urlp='/res/'.$1; + if ($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]; + $master_seq[$i]=~/(.*)___\d*___/; + my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($1),'header'); #tittle of the assignment which contains this problem + #&Apache::lonnet::logthis("Trying to get $urlp with symb $master_seq[$i]"); + my $texversion=&Apache::lonnet::ssi($urlp,%form); + if ($urlp=~/\.page$/) { + ($texversion,my $number_of_columns_page) = &page_cleanup($texversion); + if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} + $texversion =~ s/\\end{document}\d*/\\end{document}/; + $flag_page_in_sequence = 'YES'; } -#-- checking wether .sequence file is among the set of files - $current_file = ''; - for (my $i=0; $i<=$#file_seq; $i++) { - $_ = $file_seq[$i]; - if (m/(.*)\.sequence/) { - $current_file = $_; - $keyword = $i; - last; + if ($flag_latex_header_remove ne 'NO') { + $texversion = &latex_header_footer_remove($texversion); + } else { + $texversion =~ s/\\end{document}//; + } + if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { + my %form; + $form{'grade_target'}='answer'; + $form{'answer_output_mode'}='tex'; + my $answer=&Apache::lonnet::ssi($urlp,%form); + $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; + } + if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { + $texversion=&IndexCreation($texversion,$urlp); + } + if (($selectionmade == 4) and ($assignment ne $prevassignment) and ($i>=1)) { + my ($name,$courseidinfo) = &get_name; + $courseidinfo = &get_course(); + if (defined($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; + $flag_latex_header_remove = 'YES'; + } + &Apache::lonnet::delenv('form.counter'); + if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;} + $result .= '\end{document}'; + } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') { + #-- prints assignments for whole class or for selected students + $selectionmade=5; + my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'}; + my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; + #loop over students + my $flag_latex_header_remove = 'NO'; + my %moreenv; + $moreenv{'form.textwidth'}=$LaTeXwidth; + &Apache::lonnet::appenv(%moreenv); + my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1); + foreach my $person (@students) { + my $current_output = ''; +# my ($usersection,$username,$userdomain) = split /:/,$person; + my ($username,$userdomain) = split /:/,$person; + my $fullname = &get_name($username,$userdomain); + + if ($parmhash{'anonymous_quiz'}=~/yes/) {$fullname=' ';} #put here something reasonable for anonymous exams or quiz + #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 $curresline (@master_seq) { + if ($curresline=~ m/\.(problem|exam|quiz|assess|survey|form|library)$/) { + my ($map,$id,$res_url) = split(/___/,$curresline); + if (&Apache::lonnet::allowed('bre',$res_url)) { + my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain, + $ENV{'request.course.id'},'tex'); + if ($flag_latex_header_remove eq 'YES') { + $rendered = &latex_header_footer_remove($rendered); + } else { + $rendered =~ s/\\end{document}//; + } + if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { + 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); + $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/; + } + $current_output .= $rendered; + } + $flag_latex_header_remove = 'YES'; } - } + } + my $courseidinfo = &get_course(); + if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } + 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 $blanspages = ''; + for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blanspages.='\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 '.$blanspages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}}} \vskip -5 mm '.$current_output; + } + $result .= $current_output; + &Apache::lonnet::delenv('form.counter'); + &Apache::lonxml::init_counter(); + &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state, + 'last student '.$fullname); } -#-- produce an output string - for (my $i=0;$i<=$#master_seq;$i++) { - $_ = $master_seq[$i]; - m/\"(.*)\"/; - if (index($1,'-tc.xml',0)==-1) { - my $file=&Apache::lonnet::filelocation("",$1); - my $filecontents=&Apache::lonnet::getfile($file); - $output_seq .= $filecontents; + &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); + $result .= '\end{document}'; + &Apache::lonnet::delenv('form.textwidth'); + } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') { + #prints selected problems from the subdirectory + $selectionmade = 6; + my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'}; + @list_of_files=sort @list_of_files; + my $flag_latex_header_remove = 'NO'; + my $rndseed=time; + if ($helper->{'VARS'}->{'curseed'}) { + $rndseed=$helper->{'VARS'}->{'curseed'}; + } + for (my $i=0;$i<=$#list_of_files;$i++) { + my $urlp = $list_of_files[$i]; + if ($urlp=~/\//) { + my %form; + $form{'grade_target'}='tex'; + $form{'textwidth'}=$LaTeXwidth; + $form{'rndseed'}=$rndseed; + if ($urlp =~ m|/home/([^/]+)/public_html|) { + $urlp =~ s|/home/([^/]*)/public_html|/~$1|; + } else { + $urlp =~ s|^/home/httpd/html||; + } + my $texversion=&Apache::lonnet::ssi($urlp,%form); + if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { + my %form; + $form{'grade_target'}='answer'; + $form{'answer_output_mode'}='tex'; + $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; + $form{'rndseed'}=$rndseed; + my $answer=&Apache::lonnet::ssi($urlp,%form); + $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; + } + #this chunck is responsible for printing the path to problem + my $newurlp = ''; + 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--; + } + } + } + } + $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 {\\small\\noindent\\verb|$newurlp\|\\vskip 0 mm}/; + 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,$urlp); + } + if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { + $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /; + + } + $result .= $texversion; } + $flag_latex_header_remove = 'YES'; } -#-- cleanup of output string (temporary cbi-specific) - $output_seq =~ s/<physnet>//g; - $output_seq =~ s/<\/physnet>//g; - $output_seq = '<physnet>'.$output_seq.' </physnet>'; -#-- final accord - $result = &Apache::lonxml::xmlparse('tex',$output_seq,'',%mystyle); + if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;} + $result .= '\end{document}'; + } +#-------------------------------------------------------- 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'}); + $result = &latex_corrections($number_of_columns,$result); + #changes page's parameters for the one column output + if ($numberofcolumns == 1) { + $result =~ s/\\textwidth= 9cm/\\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/\\evensidemargin = -0\.57in/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /; + $result =~ s/\\oddsidemargin = -0\.57in/\\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 - { - my $temp_file; - $filename = "/home/httpd/prtspool/$ENV{'environment.firstname'}$ENV{'environment.lastname'}temp$ENV{'user.login.time'}.tex"; - unless ($temp_file = Apache::File->new('>'.$filename)) { - $r->log_error("Couldn't open $filename for output $!"); - return SERVER_ERROR; - } - print $temp_file $result; - } + my $temp_file; + my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex"; + unless ($temp_file = Apache::File->new('>'.$filename)) { + $r->log_error("Couldn't open $filename for output $!"); + return SERVER_ERROR; + } + print $temp_file $result; + $r->print(<<FINALEND); -<meta http-equiv="Refresh" content="0; url=http://bistromath.lite.msu.edu/cgi-bin/printout.pl?$filename"> +<meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade"> </body> </html> FINALEND @@ -147,77 +987,678 @@ FINALEND +sub handler { + + my $r = shift; + my $helper; -sub content_map { -#-- find a list of files to print - my $map_string = shift; - my @number_seq = (); - my @file_seq = (); - my $startlink = index($map_string,'<link',0); - my $endlink = index($map_string,'</link>',$startlink); - my $chunk = substr($map_string,$startlink,$endlink-$startlink+7); - $_ = $chunk; - m/from=\"(\d+)\"/; - push @number_seq,$1; - while ($startlink != -1) { - $endlink = index($map_string,'</link>',$startlink); - $chunk = substr($map_string,$startlink,$endlink-$startlink+7); - substr($map_string,$startlink,$endlink-$startlink+7) = ''; - $_ = $chunk; - m/to=\"(\d+)\"/; - push @number_seq,$1; - $startlink = index($map_string,'<link from="'.$1.'"',$startlink); - } - my $stalink = index($map_string,' to="'.$number_seq[0].'"',$startlink); - while ($stalink != -1) { - $startlink = rindex($map_string,'<link ',$stalink); - $endlink = index($map_string,'</link>',$startlink); - $chunk = substr($map_string,$startlink,$endlink-$startlink+7); - substr($map_string,$startlink,$endlink-$startlink+7) = ''; - $_ = $chunk; - m/from=\"(\d+)\"/; - unshift @number_seq,$1; - $stalink = index($map_string,' to="'.$number_seq[0].'"',0); - } - for (my $i=0;$i<=$#number_seq;$i++) { - $stalink = index($map_string,' id="'.$number_seq[$i].'"',0); - $startlink = index($map_string,'src="',$stalink); - $startlink = index($map_string,'"',$startlink); - $endlink = index($map_string,'"',$startlink+1); - $chunk = substr($map_string,$startlink,$endlink-$startlink+1); - push @file_seq,$chunk; +# my $loaderror=&Apache::lonnet::overloaderror($r); +# if ($loaderror) { return $loaderror; } +# $loaderror= +# &Apache::lonnet::overloaderror($r, +# $ENV{'course.'.$ENV{'request.course.id'}.'.home'}); +# if ($loaderror) { return $loaderror; } + + my $result = printHelper($r); + if (!ref($result)) { + return $result; } - return @file_seq; -} + $helper = $result; + +# my $key; +# foreach $key (keys %{$helper->{'VARS'}}) { +# $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />'); +# } +# return OK; + + my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'}); + +# my $key; +# foreach $key (keys %parmhash) { +# $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />'); +# } +# return OK; + &output_data($r,$helper,\%parmhash); + return OK; +} +use Apache::lonhelper; -sub handler { +sub addMessage { + my $text = shift; + my $paramHash = Apache::lonhelper::getParamHash(); + $paramHash->{MESSAGE_TEXT} = $text; + Apache::lonhelper::message->new(); +} +sub printHelper { my $r = shift; - $r->content_type('text/html'); + + if ($ENV{'request.course.id'}) { + my $fn=$ENV{'request.course.fn'}; + tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640); + } + + if ($r->header_only) { + if ($ENV{'browser.mathml'}) { + $r->content_type('text/xml'); + } else { + $r->content_type('text/html'); + } + $r->send_http_header; + return OK; + } + + # Send header, nocache + if ($ENV{'browser.mathml'}) { + $r->content_type('text/xml'); + } else { + $r->content_type('text/html'); + } + &Apache::loncommon::no_cache($r); $r->send_http_header; + $r->rflush(); -#-- start form - &headerform($r); -#-- menu for output - unless ($ENV{'form.phase'}) { - &menu_for_output($r); - } -#-- core part - if ($ENV{'form.phase'} eq 'two') { - &output_data($r); + # Unfortunately, this helper is so complicated we have to + # write it by hand + Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING}); + + my $helper = Apache::lonhelper::helper->new("Printing Helper"); + $helper->declareVar('symb'); + $helper->declareVar('postdata'); + $helper->declareVar('curseed'); + $helper->declareVar('filename'); + $helper->declareVar('construction'); + $helper->declareVar('assignment'); + + # This will persistently load in the data we want from the + # very first screen. + # Detect whether we're coming from construction space + if ($ENV{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) { + $helper->{VARS}->{'filename'} = "/home/$1/public_html/$2"; + $helper->{VARS}->{'construction'} = 1; + } else { + if ($ENV{'form.postdata'}) { + $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'}); + } + if ($ENV{'form.symb'}) { + $helper->{VARS}->{'symb'} = $ENV{'form.symb'}; + } + if ($ENV{'form.url'}) { + $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'}); + } } + + if ($ENV{'form.symb'}) { + $helper->{VARS}->{'symb'} = $ENV{'form.symb'}; + } + if ($ENV{'form.url'}) { + $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'}); + + } + + my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu; + if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;} + + + # Extract map + my $symb = $helper->{VARS}->{'symb'}; + my ($map, $id, $url); + my $subdir; + + # Get the resource name from construction space + if ($helper->{VARS}->{'construction'}) { + $resourceTitle = substr($helper->{VARS}->{'filename'}, + rindex($helper->{VARS}->{'filename'}, '/')+1); + $subdir = substr($helper->{VARS}->{'filename'}, + 0, rindex($helper->{VARS}->{'filename'}, '/') + 1); + } else { + ($map, $id, $url) = split(/___/, $symb); + $helper->{VARS}->{'postdata'} = Apache::lonnet::clutter($url); + + if (!$resourceTitle) { # if the resource doesn't have a title, use the filename + my $url = $helper->{VARS}->{'postdata'}; + $resourceTitle = substr($url, rindex($url, '/') + 1); + } + $subdir = &Apache::lonnet::filelocation("", $url); + } + if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) { + $helper->{VARS}->{'curseed'}=$ENV{'form.curseed'}; + } + + my $userCanSeeHidden = Apache::lonnavmaps::advancedUser(); + + Apache::lonhelper::registerHelperTags(); + + # "Delete everything after the last slash." + $subdir =~ s|/[^/]+$||; + if (not $helper->{VARS}->{'construction'}) { + $subdir='/home/httpd/html/res/'.$subdir; + } + # "Remove all duplicate slashes." + $subdir =~ s|/+|/|g; + + # What can be printed is a very dynamic decision based on + # lots of factors. So we need to dynamically build this list. + # To prevent security leaks, states are only added to the wizard + # if they can be reached, which ensures manipulating the form input + # won't allow anyone to reach states they shouldn't have permission + # to reach. + + # printChoices is tracking the kind of printing the user can + # do, and will be used in a choices construction later. + # In the meantime we will be adding states and elements to + # the helper by hand. + my $printChoices = []; + my $paramHash; + + if ($resourceTitle) { + push @{$printChoices}, ["<b>$resourceTitle</b> (prints what you just saw on the screen)", 'current_document', 'PAGESIZE']; + } + +# $r->print($helper->{VARS}->{'postdata'}); + + # If we're in a sequence... + if ($helper->{'VARS'}->{'construction'} ne '1') { + # Allow problems from sequence + push @{$printChoices}, ["Problem(s) from <b>$sequenceTitle</b>", 'map_problems', 'CHOOSE_PROBLEMS']; + # Allow all resources from sequence + push @{$printChoices}, ["Everything (problem(s), page(s), html/xml file(s)) from <b>$sequenceTitle</b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML']; + + my $isProblem = '$res->is_problem()'; + $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden; + my $isProblemOrMap = '$res->is_problem() || $res->is_map()'; + my $isNotMap = '!$res->is_map()'; + $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden; + my $symb = '$res->symb()'; + my $helperFragment = <<HELPERFRAGMENT; + <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print"> + <message>(mark them then click "next" button) <br /></message> + <resource variable="RESOURCES" multichoice="1" toponly='1'> + <nextstate>PAGESIZE</nextstate> + <filterfunc>return $isProblem;</filterfunc> + <mapurl>$map</mapurl> + <valuefunc>return $symb;</valuefunc> + </resource> + </state> + + <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print"> + <message>(mark them then click "next" button) <br /></message> + <resource variable="RESOURCES" multichoice="1" toponly='1'> + <nextstate>PAGESIZE</nextstate> + <filterfunc>return $isNotMap;</filterfunc> + <mapurl>$map</mapurl> + <valuefunc>return $symb;</valuefunc> + </resource> + </state> +HELPERFRAGMENT + + &Apache::lonxml::xmlparse($r, 'helper', $helperFragment); + } + + # If the user is priviledged, allow them to print all + # problems in the course, optionally for selected students + if (($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) and ($helper->{VARS}->{'postdata'}=~/\/res\//)) { + push @{$printChoices}, ['<b>Problems</b> in this course', 'all_problems', 'ALL_PROBLEMS']; + push @{$printChoices}, ["Problems from <b>$sequenceTitle</b> for selected students", 'problems_for_students', 'CHOOSE_STUDENTS']; + + my $isProblem = '$res->is_problem()'; + $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden; + my $isProblemOrMap = '($res->is_problem() || $res->is_map())'; + $isProblemOrMap .= ' && !$res->randomout()' if !$userCanSeeHidden; + my $symb = '$res->symb()'; + &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS); + <state name="ALL_PROBLEMS" title="Select Problem(s) to print"> + <message>(mark them then click "next" button) <br /></message> + <resource variable="RESOURCES" multichoice="1" suppressEmptySequences='1'> + <nextstate>PAGESIZE</nextstate> + <filterfunc>return $isProblemOrMap;</filterfunc> + <choicefunc>return $isProblem;</choicefunc> + <valuefunc>return $symb;</valuefunc> + </resource> + </state> + + <state name="CHOOSE_STUDENTS" title="Select Students and Resources"> + <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" /> + <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message> + <resource variable="RESOURCES" multichoice="1"> + <filterfunc>return $isProblem</filterfunc> + <mapurl>$map</mapurl> + <valuefunc>return $symb</valuefunc> + </resource> + <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message> + <choices variable="EMPTY_PAGES"> + <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice> + <choice computer='1'>Add one empty page/column after each student\'s assignment</choice> + <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice> + <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice> + </choices> + </state> +CHOOSE_STUDENTS + } + + # FIXME: That RE should come from a library somewhere. + if ((((&Apache::lonnet::allowed('bre',$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 $ENV{'request.role.adv'}) { + push @{$printChoices}, ["Problems from current subdirectory <b>$subdir</b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR']; + + my $f = '$filename'; + my $xmlfrag = <<CHOOSE_FROM_SUBDIR; + <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print"> + <message>(mark them then click "next" button) <br /></message> + <files variable="FILES" multichoice='1'> + <nextstate>PAGESIZE</nextstate> + <filechoice>return '$subdir';</filechoice> +CHOOSE_FROM_SUBDIR + + $xmlfrag .= <<'CHOOSE_FROM_SUBDIR'; + <filefilter>return Apache::lonhelper::files::not_old_version($filename) && + $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/; + </filefilter> + </files> + </state> +CHOOSE_FROM_SUBDIR + &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag); + } + + # Generate the first state, to select which resources get printed. + Apache::lonhelper::state->new("START", "Select Printing Options:"); + $paramHash = Apache::lonhelper::getParamHash(); + $paramHash->{MESSAGE_TEXT} = ""; + Apache::lonhelper::message->new(); + $paramHash = Apache::lonhelper::getParamHash(); + $paramHash->{'variable'} = 'PRINT_TYPE'; + $helper->declareVar('PRINT_TYPE'); + $paramHash->{CHOICES} = $printChoices; + Apache::lonhelper::choices->new(); + + my $startedTable = 0; # have we started an HTML table yet? (need + # to close it later) + + if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or + ($helper->{VARS}->{'construction'} eq '1')) { + addMessage("<hr width='33%' /><table><tr><td align='right'>Print With Answers:</td><td>"); + $paramHash = Apache::lonhelper::getParamHash(); + $paramHash->{'variable'} = 'ANSWER_TYPE'; + $helper->declareVar('ANSWER_TYPE'); + $paramHash->{CHOICES} = [ + ['No', 'yes'], + ['Yes', 'no'] ]; + Apache::lonhelper::dropdown->new(); + addMessage("</td></tr>"); + $startedTable = 1; + } + + if ($ENV{'request.role.adv'}) { + if (!$startedTable) { + addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>"); + $startedTable = 1; + } else { + addMessage("<tr><td align='right'>LaTeX mode: </td><td>"); + } + $paramHash = Apache::lonhelper::getParamHash(); + $paramHash->{'variable'} = 'LATEX_TYPE'; + $helper->declareVar('LATEX_TYPE'); + if ($helper->{VARS}->{'construction'} eq '1') { + $paramHash->{CHOICES} = [ + ['standard LaTeX mode', 'standard'], + ['LaTeX batchmode', 'batchmode'], ]; + } else { + $paramHash->{CHOICES} = [ + ['LaTeX batchmode', 'batchmode'], + ['standard LaTeX mode', 'standard'] ]; + } + Apache::lonhelper::dropdown->new(); + + addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>"); + $paramHash = Apache::lonhelper::getParamHash(); + $paramHash->{'variable'} = 'TABLE_CONTENTS'; + $helper->declareVar('TABLE_CONTENTS'); + $paramHash->{CHOICES} = [ + ['No', 'no'], + ['Yes', 'yes'] ]; + Apache::lonhelper::dropdown->new(); + addMessage("</td></tr>"); + + if (not $helper->{VARS}->{'construction'}) { + addMessage("<tr><td align='right'>Print Index: </td><td>"); + $paramHash = Apache::lonhelper::getParamHash(); + $paramHash->{'variable'} = 'TABLE_INDEX'; + $helper->declareVar('TABLE_INDEX'); + $paramHash->{CHOICES} = [ + ['No', 'no'], + ['Yes', 'yes'] ]; + Apache::lonhelper::dropdown->new(); + addMessage("</td></tr>"); + } + + if ($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'}) { + my $xmlfrag .= <<'RNDSEED'; + <message><tr><td align='right'>Use random seed: </td><td></message> + <string variable="curseed" size="15" maxlength="15"> + <defaultvalue> + return $helper->{VARS}->{'curseed'}; + </defaultvalue> + </string> + <message></td></tr></message> +RNDSEED + &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag); + } + } + + if ($startedTable) { + addMessage("</table>"); + } + + Apache::lonprintout::page_format_state->new("FORMAT"); + + # Generate the PAGESIZE state which will offer the user the margin + # choices if they select one column + Apache::lonhelper::state->new("PAGESIZE", "Set Margins"); + Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL'); + + + $helper->process(); + + # MANUAL BAILOUT CONDITION: + # If we're in the "final" state, bailout and return to handler + if ($helper->{STATE} eq 'FINAL') { + return $helper; + } + + $r->print($helper->display()); + + Apache::lonhelper::unregisterHelperTags(); + + untie %hash; + return OK; +} -} 1; -__END__ +package Apache::lonprintout::page_format_state; + +=pod + +=head1 Helper element: page_format_state + +See lonhelper.pm documentation for discussion of the helper framework. + +Apache::lonprintout::page_format_state is an element that gives the +user an opportunity to select the page layout they wish to print +with: Number of columns, portrait/landscape, and paper size. If you +want to change the paper size choices, change the @paperSize array +contents in this package. + +page_format_state is always directly invoked in lonprintout.pm, so there +is no tag interface. You actually pass parameters to the constructor. + +=over 4 + +=item * B<new>(varName): varName is where the print information will be stored in the format FIXME. + +=back + +=cut + +use Apache::lonhelper; + +no strict; +@ISA = ("Apache::lonhelper::element"); +use strict; + +my $maxColumns = 2; +my @paperSize = ("Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]", + "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]", + "A2 [420x594 mm]", "A3 [297x420 mm]", "A4 [210x297 mm]", + "A5 [148x210 mm]", "A6 [105x148 mm]" ); + +# Tentative format: Orientation (L = Landscape, P = portrait) | Colnum | +# Paper type + +sub new { + my $self = Apache::lonhelper::element->new(); + + shift; + + $self->{'variable'} = shift; + my $helper = Apache::lonhelper::getHelper(); + $helper->declareVar($self->{'variable'}); + bless($self); + return $self; +} + +sub render { + my $self = shift; + my $helper = Apache::lonhelper::getHelper(); + my $result = ''; + my $var = $self->{'variable'}; + + $result .= <<STATEHTML; + +<hr width="33%" /> +<table cellpadding="3"> + <tr> + <td align="center"><b>Page layout</b></td> + <td align="center"><b>Number of columns</b></td> + <td align="center"><b>Paper type</b></td> + </tr> + <tr> + <td> + <input type="radio" name="${var}.layout" value="L" /> Landscape<br /> + <input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait + </td> + <td align="center"> + <select name="${var}.cols"> +STATEHTML + + my $i; + for ($i = 1; $i <= $maxColumns; $i++) { + if ($i == 2) { + $result .= "<option value='$i' selected>$i</option>\n"; + } else { + $result .= "<option value='$i'>$i</option>\n"; + } + } + + $result .= "</select></td><td>\n"; + $result .= "<select name='${var}.paper'>\n"; + + $i = 0; + foreach (@paperSize) { + if ($i == 0) { + $result .= "<option selected value='$i'>" . $paperSize[$i] . "</option>\n"; + } else { + $result .= "<option value='$i'>" . $paperSize[$i] . "</option>\n"; + } + $i++; + } + + $result .= "</select></td></tr></table>"; + return $result; +} + +sub postprocess { + my $self = shift; + + my $var = $self->{'variable'}; + my $helper = Apache::lonhelper->getHelper(); + $helper->{VARS}->{$var} = + $ENV{"form.$var.layout"} . '|' . $ENV{"form.$var.cols"} . '|' . + $ENV{"form.$var.paper"}; + return 1; +} + +1; + +package Apache::lonprintout::page_size_state; + +=pod + +=head1 Helper element: page_size_state + +See lonhelper.pm documentation for discussion of the helper framework. + +Apache::lonprintout::page_size_state is an element that gives the +user the opportunity to further refine the page settings if they +select a single-column page. + +page_size_state is always directly invoked in lonprintout.pm, so there +is no tag interface. You actually pass parameters to the constructor. + +=over 4 + +=item * B<new>(varName): varName is where the print information will be stored in the format FIXME. + +=back + +=cut + +use Apache::lonhelper; + +no strict; +@ISA = ("Apache::lonhelper::element"); +use strict; + + + +sub new { + my $self = Apache::lonhelper::element->new(); + + shift; # disturbs me (probably prevents subclassing) but works (drops + # package descriptor)... - Jeremy + + $self->{'variable'} = shift; + my $helper = Apache::lonhelper::getHelper(); + $helper->declareVar($self->{'variable'}); + + # The variable name of the format element, so we can look into + # $helper->{VARS} to figure out whether the columns are one or two + $self->{'formatvar'} = shift; + + # The state to transition to after selection, or after discovering + # the cols are not set to 1 + $self->{NEXTSTATE} = shift; + bless($self); + return $self; +} + +sub render { + my $self = shift; + my $helper = Apache::lonhelper::getHelper(); + my $result = ''; + my $var = $self->{'variable'}; + + if (defined $self->{ERROR_MSG}) { + $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />'; + } + + $result .= <<ELEMENTHTML; + +<p>How should the column be formatted?</p> + +<table cellpadding='3'> + <tr> + <td align='right'><b>Width</b>:</td> + <td align='left'><input type='text' name='$var.width' value='18' size='4'></td> + <td align='left'> + <select name='$var.widthunit'> + <option>cm</option><option>in</option> + </select> + </td> + </tr> + <tr> + <td align='right'><b>Height</b>:</td> + <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td> + <td align='left'> + <select name='$var.heightunit'> + <option>cm</option><option>in</option> + </select> + </td> + </tr> + <tr> + <td align='right'><b>Left margin</b>:</td> + <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td> + <td align='left'> + <select name='$var.lmarginunit'> + <option>cm</option><option>in</option> + </select> + </td> + </tr> +</table> + +<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> + +ELEMENTHTML + + return $result; +} + +# If the user didn't select 1 column, skip this state. +sub preprocess { + my $self = shift; + my $helper = Apache::lonhelper::getHelper(); + + my $format = $helper->{VARS}->{$self->{'formatvar'}}; + if (substr($format, 2, 1) ne '1') { + $helper->changeState($self->{NEXTSTATE}); + } + + return 1; +} + +sub postprocess { + my $self = shift; + + my $var = $self->{'variable'}; + my $helper = Apache::lonhelper->getHelper(); + my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"}; + my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"}; + my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"}; + $helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"}; + $helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"}; + $helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"}; + + my $error = ''; + + # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed + # by an optional period, followed by digits, ending the string + + if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) { + $error .= "Invalid width; please type only a number.<br />\n"; + } + if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) { + $error .= "Invalid height; please type only a number.<br />\n"; + } + if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) { + $error .= "Invalid left margin; please type only a number.<br />\n"; + } + + if (!$error) { + Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE}); + return 1; + } else { + $self->{ERROR_MSG} = $error; + return 0; + } +} + + + +__END__ -# my $ere; -# foreach $ere (%ENV) { -# $r->print(' SS '.$ere.' => '.$ENV{$ere}.' FF '."\n\n"); -# }