Annotation of loncom/interface/lonprintout.pm, revision 1.359

1.350     foxr        1: #  The LearningOnline Network
1.1       www         2: # Printout
                      3: #
1.359   ! www         4: # $Id: lonprintout.pm,v 1.358 2005/02/07 17:12:46 albertel Exp $
1.11      albertel    5: #
                      6: # Copyright Michigan State University Board of Trustees
                      7: #
                      8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      9: #
                     10: # LON-CAPA is free software; you can redistribute it and/or modify
                     11: # it under the terms of the GNU General Public License as published by
                     12: # the Free Software Foundation; either version 2 of the License, or
                     13: # (at your option) any later version.
                     14: #
                     15: # LON-CAPA is distributed in the hope that it will be useful,
                     16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     18: # GNU General Public License for more details.
                     19: #
                     20: # You should have received a copy of the GNU General Public License
                     21: # along with LON-CAPA; if not, write to the Free Software
                     22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     23: #
                     24: # /home/httpd/html/adm/gpl.txt
                     25: #
                     26: # http://www.lon-capa.org/
                     27: #
1.3       sakharuk   28: #
1.1       www        29: package Apache::lonprintout;
                     30: 
                     31: use strict;
1.10      albertel   32: use Apache::Constants qw(:common :http);
1.2       sakharuk   33: use Apache::lonxml;
                     34: use Apache::lonnet;
1.54      sakharuk   35: use Apache::loncommon;
1.13      sakharuk   36: use Apache::inputtags;
1.54      sakharuk   37: use Apache::grades;
1.13      sakharuk   38: use Apache::edit;
1.5       sakharuk   39: use Apache::File();
1.68      sakharuk   40: use Apache::lonnavmaps;
1.227     sakharuk   41: use Apache::lonratedt;
1.34      sakharuk   42: use POSIX qw(strftime);
1.255     www        43: use Apache::lonlocal;
1.60      sakharuk   44: 
1.76      sakharuk   45: my $LaTeXwidth = 0;
1.3       sakharuk   46: 
1.2       sakharuk   47: 
1.341     foxr       48: #   Compare two students by name.  The students are in the form
                     49: #   returned by the helper:
                     50: #      user:domain:section:last,   first:status
                     51: #   This is a helper function for the perl sort built-in  therefore:
                     52: # Implicit Inputs:
                     53: #    $a     - The first element to compare (global)
                     54: #    $b     - The second element to compare (global)
                     55: # Returns:
                     56: #   -1   - $a < $b
                     57: #    0   - $a == $b
                     58: #   +1   - $a > $b
                     59: #   Note that the initial comparison is done on the last names with the
                     60: #   first names only used to break the tie.
                     61: #
                     62: #
                     63: sub compare_names {
                     64:     #  First split the names up into the primary fields.
                     65: 
                     66:     my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a);
                     67:     my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b);
                     68: 
                     69:     # Now split the last name and first name of each n:
                     70:     #
                     71: 
                     72:     my ($l1,$f1) = split(/,/, $n1);
                     73:     my ($l2,$f2) = split(/,/, $n2);
                     74: 
                     75:     # We don't bother to remove the leading/trailing whitespace from the
                     76:     # firstname, unless the last names compare identical.
                     77: 
                     78:     if($l1 lt $l2) {
                     79: 	return -1;
                     80:     }
                     81:     if($l1 gt $l2) {
                     82: 	return  1;
                     83:     }
                     84: 
                     85:     # Break the tie on the first name, but there are leading (possibly trailing
                     86:     # whitespaces to get rid of first 
                     87:     #
                     88:     $f1 =~ s/^\s+//;		# Remove leading...
                     89:     $f1 =~ s/\s+$//;		# Trailing spaces from first 1...
                     90:     
                     91:     $f2 =~ s/^\s+//;
                     92:     $f2 =~ s/\s+$//;		# And the same for first 2...
                     93: 
                     94:     if($f1 lt $f2) {
                     95: 	return -1;
                     96:     }
                     97:     if($f1 gt $f2) {
                     98: 	return 1;
                     99:     }
                    100:     
                    101:     #  Must be the same name.
                    102: 
                    103:     return 0;
                    104: }
                    105: 
1.71      sakharuk  106: sub latex_header_footer_remove {
                    107:     my $text = shift;
                    108:     $text =~ s/\\end{document}//;
                    109:     $text =~ s/\\documentclass([^&]*)\\begin{document}//;
                    110:     return $text;
                    111: }
                    112: 
                    113: 
1.37      sakharuk  114: sub character_chart {
                    115:     my $result = shift;	
1.116     sakharuk  116:     $result =~ s/&\#0?0?(7|9);//g;
                    117:     $result =~ s/&\#0?(10|13);//g;
                    118:     $result =~ s/&\#0?32;/ /g;
                    119:     $result =~ s/&\#0?33;/!/g;
                    120:     $result =~ s/&(\#0?34|quot);/\"/g;
                    121:     $result =~ s/&\#0?35;/\\\#/g;
                    122:     $result =~ s/&\#0?36;/\\\$/g;
                    123:     $result =~ s/&\#0?37;/\\%/g; 
                    124:     $result =~ s/&(\#0?38|amp);/\\&/g; 
                    125:     $result =~ s/&\#(0?39|146);/\'/g;
                    126:     $result =~ s/&\#0?40;/(/g;
                    127:     $result =~ s/&\#0?41;/)/g;
                    128:     $result =~ s/&\#0?42;/\*/g;
                    129:     $result =~ s/&\#0?43;/\+/g;
                    130:     $result =~ s/&\#(0?44|130);/,/g;
                    131:     $result =~ s/&\#0?45;/-/g;
                    132:     $result =~ s/&\#0?46;/\./g;
                    133:     $result =~ s/&\#0?47;/\//g;
                    134:     $result =~ s/&\#0?48;/0/g;
                    135:     $result =~ s/&\#0?49;/1/g;
                    136:     $result =~ s/&\#0?50;/2/g;
                    137:     $result =~ s/&\#0?51;/3/g;
                    138:     $result =~ s/&\#0?52;/4/g;
                    139:     $result =~ s/&\#0?53;/5/g;
                    140:     $result =~ s/&\#0?54;/6/g;
                    141:     $result =~ s/&\#0?55;/7/g;
                    142:     $result =~ s/&\#0?56;/8/g;
                    143:     $result =~ s/&\#0?57;/9/g;
1.269     albertel  144:     $result =~ s/&\#0?58;/:/g;
1.116     sakharuk  145:     $result =~ s/&\#0?59;/;/g;
                    146:     $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
1.281     sakharuk  147:     $result =~ s/&\#0?61;/\\ensuremath\{=\}/g;
                    148:     $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g;
1.116     sakharuk  149:     $result =~ s/&\#0?63;/\?/g;
                    150:     $result =~ s/&\#0?65;/A/g;
                    151:     $result =~ s/&\#0?66;/B/g;
                    152:     $result =~ s/&\#0?67;/C/g;
                    153:     $result =~ s/&\#0?68;/D/g;
                    154:     $result =~ s/&\#0?69;/E/g;
                    155:     $result =~ s/&\#0?70;/F/g;
                    156:     $result =~ s/&\#0?71;/G/g;
                    157:     $result =~ s/&\#0?72;/H/g;
                    158:     $result =~ s/&\#0?73;/I/g;
                    159:     $result =~ s/&\#0?74;/J/g;
                    160:     $result =~ s/&\#0?75;/K/g;
                    161:     $result =~ s/&\#0?76;/L/g;
                    162:     $result =~ s/&\#0?77;/M/g;
                    163:     $result =~ s/&\#0?78;/N/g;
                    164:     $result =~ s/&\#0?79;/O/g;
                    165:     $result =~ s/&\#0?80;/P/g;
                    166:     $result =~ s/&\#0?81;/Q/g;
                    167:     $result =~ s/&\#0?82;/R/g;
                    168:     $result =~ s/&\#0?83;/S/g;
                    169:     $result =~ s/&\#0?84;/T/g;
                    170:     $result =~ s/&\#0?85;/U/g;
                    171:     $result =~ s/&\#0?86;/V/g;
                    172:     $result =~ s/&\#0?87;/W/g;
                    173:     $result =~ s/&\#0?88;/X/g;
                    174:     $result =~ s/&\#0?89;/Y/g;
                    175:     $result =~ s/&\#0?90;/Z/g;
                    176:     $result =~ s/&\#0?91;/[/g;
1.281     sakharuk  177:     $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g;
1.116     sakharuk  178:     $result =~ s/&\#0?93;/]/g;
1.281     sakharuk  179:     $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g;
1.116     sakharuk  180:     $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
                    181:     $result =~ s/&\#(0?96|145);/\`/g;
                    182:     $result =~ s/&\#0?97;/a/g;
                    183:     $result =~ s/&\#0?98;/b/g;
                    184:     $result =~ s/&\#0?99;/c/g;
                    185:     $result =~ s/&\#100;/d/g;
                    186:     $result =~ s/&\#101;/e/g;
                    187:     $result =~ s/&\#102;/f/g;
                    188:     $result =~ s/&\#103;/g/g;
                    189:     $result =~ s/&\#104;/h/g;
                    190:     $result =~ s/&\#105;/i/g;
                    191:     $result =~ s/&\#106;/j/g;
                    192:     $result =~ s/&\#107;/k/g;
                    193:     $result =~ s/&\#108;/l/g;
                    194:     $result =~ s/&\#109;/m/g;
                    195:     $result =~ s/&\#110;/n/g;
                    196:     $result =~ s/&\#111;/o/g;
                    197:     $result =~ s/&\#112;/p/g;
                    198:     $result =~ s/&\#113;/q/g;
                    199:     $result =~ s/&\#114;/r/g;
                    200:     $result =~ s/&\#115;/s/g;
                    201:     $result =~ s/&\#116;/t/g;
                    202:     $result =~ s/&\#117;/u/g;
                    203:     $result =~ s/&\#118;/v/g;
                    204:     $result =~ s/&\#119;/w/g;
                    205:     $result =~ s/&\#120;/x/g;
                    206:     $result =~ s/&\#121;/y/g;
                    207:     $result =~ s/&\#122;/z/g;
                    208:     $result =~ s/&\#123;/\\{/g;
                    209:     $result =~ s/&\#124;/\|/g;
                    210:     $result =~ s/&\#125;/\\}/g;
                    211:     $result =~ s/&\#126;/\~/g;
                    212:     $result =~ s/&\#131;/\\textflorin /g;
                    213:     $result =~ s/&\#132;/\"/g;
1.281     sakharuk  214:     $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g;
                    215:     $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g;
                    216:     $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g;
1.116     sakharuk  217:     $result =~ s/&\#137;/\\textperthousand /g;
                    218:     $result =~ s/&\#140;/{\\OE}/g;
                    219:     $result =~ s/&\#147;/\`\`/g;
                    220:     $result =~ s/&\#148;/\'\'/g;
1.281     sakharuk  221:     $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g;
1.116     sakharuk  222:     $result =~ s/&\#150;/--/g;
                    223:     $result =~ s/&\#151;/---/g;
1.281     sakharuk  224:     $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g;
1.116     sakharuk  225:     $result =~ s/&\#153;/\\texttrademark /g;
                    226:     $result =~ s/&\#156;/\\oe/g;
                    227:     $result =~ s/&\#159;/\\\"Y/g;
1.283     albertel  228:     $result =~ s/&(\#160|nbsp);/~/g;
1.116     sakharuk  229:     $result =~ s/&(\#161|iexcl);/!\`/g;
                    230:     $result =~ s/&(\#162|cent);/\\textcent /g;
                    231:     $result =~ s/&(\#163|pound);/\\pounds /g; 
                    232:     $result =~ s/&(\#164|curren);/\\textcurrency /g;
                    233:     $result =~ s/&(\#165|yen);/\\textyen /g;
                    234:     $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
                    235:     $result =~ s/&(\#167|sect);/\\textsection /g;
                    236:     $result =~ s/&(\#168|uml);/\\texthighdieresis /g;
                    237:     $result =~ s/&(\#169|copy);/\\copyright /g;
                    238:     $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
1.281     sakharuk  239:     $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g;
1.116     sakharuk  240:     $result =~ s/&(\#173|shy);/ - /g;
                    241:     $result =~ s/&(\#174|reg);/\\textregistered /g;
1.281     sakharuk  242:     $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g;
                    243:     $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g;
                    244:     $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g;
                    245:     $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g;
                    246:     $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g;
1.116     sakharuk  247:     $result =~ s/&(\#180|acute);/\\textacute /g;
1.281     sakharuk  248:     $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g;
1.116     sakharuk  249:     $result =~ s/&(\#182|para);/\\P/g;
1.281     sakharuk  250:     $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g;
1.116     sakharuk  251:     $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
1.281     sakharuk  252:     $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g;
1.116     sakharuk  253:     $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
                    254:     $result =~ s/&(\#188|frac14);/\\textonequarter /g;
                    255:     $result =~ s/&(\#189|frac12);/\\textonehalf /g;
                    256:     $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
                    257:     $result =~ s/&(\#191|iquest);/?\`/g;   
                    258:     $result =~ s/&(\#192|Agrave);/\\\`{A}/g;  
                    259:     $result =~ s/&(\#193|Aacute);/\\\'{A}/g; 
                    260:     $result =~ s/&(\#194|Acirc);/\\^{A}/g;
                    261:     $result =~ s/&(\#195|Atilde);/\\~{A}/g;
                    262:     $result =~ s/&(\#196|Auml);/\\\"{A}/g; 
                    263:     $result =~ s/&(\#197|Aring);/{\\AA}/g;
                    264:     $result =~ s/&(\#198|AElig);/{\\AE}/g;
                    265:     $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
                    266:     $result =~ s/&(\#200|Egrave);/\\\`{E}/g;  
                    267:     $result =~ s/&(\#201|Eacute);/\\\'{E}/g;    
                    268:     $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
                    269:     $result =~ s/&(\#203|Euml);/\\\"{E}/g;
                    270:     $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
                    271:     $result =~ s/&(\#205|Iacute);/\\\'{I}/g;    
                    272:     $result =~ s/&(\#206|Icirc);/\\^{I}/g;
                    273:     $result =~ s/&(\#207|Iuml);/\\\"{I}/g;    
                    274:     $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
                    275:     $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
                    276:     $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
                    277:     $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
                    278:     $result =~ s/&(\#213|Otilde);/\\~{O}/g;
                    279:     $result =~ s/&(\#214|Ouml);/\\\"{O}/g;    
1.281     sakharuk  280:     $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g;
1.116     sakharuk  281:     $result =~ s/&(\#216|Oslash);/{\\O}/g;
                    282:     $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;    
                    283:     $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
                    284:     $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
                    285:     $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
                    286:     $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
1.329     sakharuk  287:     $result =~ s/&(\#223|szlig);/{\\ss}/g;
1.116     sakharuk  288:     $result =~ s/&(\#224|agrave);/\\\`{a}/g;
                    289:     $result =~ s/&(\#225|aacute);/\\\'{a}/g;
                    290:     $result =~ s/&(\#226|acirc);/\\^{a}/g;
                    291:     $result =~ s/&(\#227|atilde);/\\~{a}/g;
                    292:     $result =~ s/&(\#228|auml);/\\\"{a}/g;
                    293:     $result =~ s/&(\#229|aring);/{\\aa}/g;
                    294:     $result =~ s/&(\#230|aelig);/{\\ae}/g;
                    295:     $result =~ s/&(\#231|ccedil);/\\c{c}/g;
                    296:     $result =~ s/&(\#232|egrave);/\\\`{e}/g;
                    297:     $result =~ s/&(\#233|eacute);/\\\'{e}/g;
                    298:     $result =~ s/&(\#234|ecirc);/\\^{e}/g;
                    299:     $result =~ s/&(\#235|euml);/\\\"{e}/g;
                    300:     $result =~ s/&(\#236|igrave);/\\\`{i}/g;
                    301:     $result =~ s/&(\#237|iacute);/\\\'{i}/g;
                    302:     $result =~ s/&(\#238|icirc);/\\^{i}/g;
                    303:     $result =~ s/&(\#239|iuml);/\\\"{i}/g;
1.281     sakharuk  304:     $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g;
1.116     sakharuk  305:     $result =~ s/&(\#241|ntilde);/\\~{n}/g;
                    306:     $result =~ s/&(\#242|ograve);/\\\`{o}/g;
                    307:     $result =~ s/&(\#243|oacute);/\\\'{o}/g;
                    308:     $result =~ s/&(\#244|ocirc);/\\^{o}/g;
                    309:     $result =~ s/&(\#245|otilde);/\\~{o}/g;
                    310:     $result =~ s/&(\#246|ouml);/\\\"{o}/g;
1.281     sakharuk  311:     $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g;
1.116     sakharuk  312:     $result =~ s/&(\#248|oslash);/{\\o}/g;
                    313:     $result =~ s/&(\#249|ugrave);/\\\`{u}/g; 
                    314:     $result =~ s/&(\#250|uacute);/\\\'{u}/g;
                    315:     $result =~ s/&(\#251|ucirc);/\\^{u}/g;
                    316:     $result =~ s/&(\#252|uuml);/\\\"{u}/g;
                    317:     $result =~ s/&(\#253|yacute);/\\\'{y}/g;
                    318:     $result =~ s/&(\#255|yuml);/\\\"{y}/g;
1.281     sakharuk  319:     $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g;
1.117     sakharuk  320: #Greek Alphabet
1.281     sakharuk  321:     $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g;
                    322:     $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g;
                    323:     $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g;
                    324:     $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g;
                    325:     $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g;
                    326:     $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g;
                    327:     $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g;
                    328:     $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g;
                    329:     $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g;
                    330:     $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g;
                    331:     $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g;
                    332:     $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g;
                    333:     $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g;
                    334:     $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g;
1.199     sakharuk  335:     $result =~ s/&(omicron|\#959);/o/g;
1.281     sakharuk  336:     $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g;
                    337:     $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g;
                    338:     $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g;
                    339:     $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g;
                    340:     $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g;
                    341:     $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g;
                    342:     $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g;
                    343:     $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g;
                    344:     $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g;
                    345:     $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g;
                    346:     $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g;
1.199     sakharuk  347:     $result =~ s/&(Alpha|\#913);/A/g;
                    348:     $result =~ s/&(Beta|\#914);/B/g;
1.281     sakharuk  349:     $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g;
                    350:     $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g;
1.199     sakharuk  351:     $result =~ s/&(Epsilon|\#917);/E/g;
                    352:     $result =~ s/&(Zeta|\#918);/Z/g;
                    353:     $result =~ s/&(Eta|\#919);/H/g;
1.281     sakharuk  354:     $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g;
1.199     sakharuk  355:     $result =~ s/&(Iota|\#921);/I/g;
                    356:     $result =~ s/&(Kappa|\#922);/K/g;
1.281     sakharuk  357:     $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g;
1.199     sakharuk  358:     $result =~ s/&(Mu|\#924);/M/g;
                    359:     $result =~ s/&(Nu|\#925);/N/g;
1.281     sakharuk  360:     $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g;
1.199     sakharuk  361:     $result =~ s/&(Omicron|\#927);/O/g;
1.281     sakharuk  362:     $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g;
1.199     sakharuk  363:     $result =~ s/&(Rho|\#929);/P/g;
1.281     sakharuk  364:     $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g;
1.199     sakharuk  365:     $result =~ s/&(Tau|\#932);/T/g;
1.281     sakharuk  366:     $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g;
                    367:     $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g;
1.199     sakharuk  368:     $result =~ s/&(Chi|\#935);/X/g;
1.281     sakharuk  369:     $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g;
                    370:     $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g;
1.199     sakharuk  371: #Arrows (extended HTML 4.01)
1.281     sakharuk  372:     $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g;
                    373:     $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g;
                    374:     $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g;
                    375:     $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g;
                    376:     $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g;
                    377:     $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g;
                    378:     $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g;
                    379:     $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g;
                    380:     $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g;
                    381:     $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g;
1.199     sakharuk  382: #Mathematical Operators (extended HTML 4.01)
1.281     sakharuk  383:     $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g;
                    384:     $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g;
                    385:     $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g;
                    386:     $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g;
                    387:     $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g;
                    388:     $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g;
                    389:     $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g;
                    390:     $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g;
                    391:     $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g;
                    392:     $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g;
                    393:     $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g;
                    394:     $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g;
                    395:     $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g;
                    396:     $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g;
                    397:     $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g;
                    398:     $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g;
                    399:     $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g;
                    400:     $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g;
                    401:     $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g;
                    402:     $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g;
                    403:     $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g;
                    404:     $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g;
                    405:     $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g;
                    406:     $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g;
                    407:     $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g;
                    408:     $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g;
                    409:     $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g;
                    410:     $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g;
                    411:     $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g;
                    412:     $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g;
                    413:     $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g;
                    414:     $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g;
                    415:     $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g;
                    416:     $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g;
                    417:     $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g;
                    418:     $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g;
                    419:     $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g;
1.199     sakharuk  420: #Geometric Shapes (extended HTML 4.01)
1.281     sakharuk  421:     $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g;
1.199     sakharuk  422: #Miscellaneous Symbols (extended HTML 4.01)
1.281     sakharuk  423:     $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g;
                    424:     $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g;
                    425:     $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g;
                    426:     $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g;
1.37      sakharuk  427:     return $result;
                    428: }
1.41      sakharuk  429: 
                    430: 
1.327     albertel  431:                   #width, height, oddsidemargin, evensidemargin, topmargin
                    432: my %page_formats=
                    433:     ('letter' => {
                    434: 	 'book' => {
1.349     albertel  435: 	     '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm'],
                    436: 	     '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.7 cm']
1.327     albertel  437: 	 },
                    438: 	 'album' => {
1.338     albertel  439: 	     '1' => [ '8.8 in', '6.8 in','-40 pt in',  '-60 pt','1 cm'],
1.327     albertel  440: 	     '2' => [ '4.4 in', '6.8 in','-0.5 in', '-1.5 in','3.5 in']
                    441: 	 },
                    442:      },
                    443:      'legal' => {
                    444: 	 'book' => {
                    445: 	     '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'],
                    446: 	     '2' => ['3.16 in','13 in','-0.57 in','-0.57 in','-0.5 in']
                    447: 	 },
                    448: 	 'album' => {
                    449: 	     '1' => [],
                    450: 	     '2' => []
                    451:           },
                    452:      },
                    453:      'tabloid' => {
                    454: 	 'book' => {
                    455: 	     '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'],
                    456: 	     '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in']
                    457: 	 },
                    458: 	 'album' => {
                    459: 	     '1' => [],
                    460: 	     '2' => []
                    461:           },
                    462:      },
                    463:      'executive' => {
                    464: 	 'book' => {
                    465: 	     '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'],
                    466: 	     '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in']
                    467: 	 },
                    468: 	 'album' => {
                    469: 	     '1' => [],
                    470: 	     '2' => []
                    471:           },
                    472:      },
                    473:      'a2' => {
                    474: 	 'book' => {
                    475: 	     '1' => [],
                    476: 	     '2' => []
                    477: 	 },
                    478: 	 'album' => {
                    479: 	     '1' => [],
                    480: 	     '2' => []
                    481:           },
                    482:      },
                    483:      'a3' => {
                    484: 	 'book' => {
                    485: 	     '1' => [],
                    486: 	     '2' => []
                    487: 	 },
                    488: 	 'album' => {
                    489: 	     '1' => [],
                    490: 	     '2' => []
                    491:           },
                    492:      },
                    493:      'a4' => {
                    494: 	 'book' => {
                    495: 	     '1' => ['176 mm','272 mm','-40 pt in','-60 pt','-0.5 in'],
                    496: 	     '2' => [ '91 mm','272 mm','-40 pt in','-60 pt','-0.5 in']
                    497: 	 },
                    498: 	 'album' => {
                    499: 	     '1' => ['8.5 in','7.7 in','-40 pt in','-60 pt','0 in'],
                    500: 	     '2' => ['3.9 in','7.7 in','-40 pt in','-60 pt','0 in']
                    501: 	 },
                    502:      },
                    503:      'a5' => {
                    504: 	 'book' => {
                    505: 	     '1' => [],
                    506: 	     '2' => []
                    507: 	 },
                    508: 	 'album' => {
                    509: 	     '1' => [],
                    510: 	     '2' => []
                    511:           },
                    512:      },
                    513:      'a6' => {
                    514: 	 'book' => {
                    515: 	     '1' => [],
                    516: 	     '2' => []
                    517: 	 },
                    518: 	 'album' => {
                    519: 	     '1' => [],
                    520: 	     '2' => []
                    521:           },
                    522:      },
                    523:      );
                    524: 
1.177     sakharuk  525: sub page_format {
1.140     sakharuk  526: #
1.326     sakharuk  527: #Supported paper format: "Letter [8 1/2x11 in]",      "Legal [8 1/2x14 in]",
                    528: #                        "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
                    529: #                        "A2 [420x594 mm]",           "A3 [297x420 mm]",
                    530: #                        "A4 [210x297 mm]",           "A5 [148x210 mm]",
                    531: #                        "A6 [105x148 mm]"
1.140     sakharuk  532: # 
                    533:     my ($papersize,$layout,$numberofcolumns) = @_; 
1.327     albertel  534:     return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}};
1.140     sakharuk  535: }
1.76      sakharuk  536: 
                    537: 
1.126     albertel  538: sub get_name {
                    539:     my ($uname,$udom)=@_;
                    540:     if (!defined($uname)) { $uname=$ENV{'user.name'}; }
1.212     albertel  541:     if (!defined($udom)) { $udom=$ENV{'user.domain'}; }
1.126     albertel  542:     my $plainname=&Apache::loncommon::plainname($uname,$udom);
1.213     albertel  543:     if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; }
                    544:     $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header');
                    545:     return $plainname;
1.126     albertel  546: }
                    547: 
1.213     albertel  548: sub get_course {
                    549:     my $courseidinfo;
                    550:     if (defined($ENV{'request.course.id'})) {
                    551: 	$courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'header');
                    552:     }
                    553:     return $courseidinfo;
                    554: }
1.177     sakharuk  555: 
1.76      sakharuk  556: sub page_format_transformation {
1.312     sakharuk  557:     my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_; 
1.202     sakharuk  558:     my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin);
1.312     sakharuk  559:     if ($selectionmade eq '4') {
                    560: 	$assignment='Problems from the Whole Course';
                    561:     } else {
                    562: 	$assignment=&Apache::lonxml::latex_special_symbols($assignment,'header');
                    563:     }
1.261     sakharuk  564:     ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin);
1.126     albertel  565:     my $name = &get_name();
1.213     albertel  566:     my $courseidinfo = &get_course();
                    567:     if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
1.319     sakharuk  568:     my $topmargintoinsert = '';
                    569:     if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';}
1.325     sakharuk  570:     my $fancypagestatement='';
                    571:     if ($numberofcolumns eq '2') {
                    572: 	$fancypagestatement="\\fancyhead{}\\fancyhead[LO]{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";
                    573:     } else {
                    574: 	$fancypagestatement="\\rhead{}\\chead{}\\lhead{\\textbf{$name} $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}";
                    575:     }
1.140     sakharuk  576:     if ($layout eq 'album') {
1.340     foxr      577: 	    $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\n\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\n\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\n\\pagestyle{fancy}$fancypagestatement\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /;
1.140     sakharuk  578:     } elsif ($layout eq 'book') {
                    579: 	if ($choice ne 'All class print') { 
1.340     foxr      580: 	    $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\n\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\n\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\\pagestyle{fancy}$fancypagestatement\\begin{document}\n\\voffset=-0\.8 cm\\setcounter{page}{1}\n/;
1.140     sakharuk  581: 	} else {
1.340     foxr      582: 	    $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1}  \\vskip 5 mm\n /;
1.319     sakharuk  583: 	}
1.326     sakharuk  584: 	if ($papersize eq 'a4') {
1.319     sakharuk  585: 	    $text =~ s/(\\begin{document})/$1\\special{papersize=210mm,297mm}/;
1.140     sakharuk  586: 	}
                    587:     }
1.214     sakharuk  588:     if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;}
                    589:     if ($indexlist eq 'yes') {
                    590: 	$text=~s/(\\begin{document})/\\makeindex $1/;
                    591: 	$text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/;
                    592:     }
1.140     sakharuk  593:     return $text;
                    594: }
                    595: 
                    596: 
1.33      sakharuk  597: sub page_cleanup {
                    598:     my $result = shift;	
1.65      sakharuk  599:  
                    600:     $result =~ m/\\end{document}(\d*)$/;
1.34      sakharuk  601:     my $number_of_columns = $1;
1.33      sakharuk  602:     my $insert = '{';
1.34      sakharuk  603:     for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1.33      sakharuk  604:     $insert .= '}';
1.65      sakharuk  605:     $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
1.34      sakharuk  606:     $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
                    607:     return $result,$number_of_columns;
1.7       sakharuk  608: }
1.5       sakharuk  609: 
1.3       sakharuk  610: 
1.60      sakharuk  611: sub details_for_menu {
1.335     albertel  612:     my ($helper)=@_;
                    613:     my $postdata=$ENV{'form.postdata'};
                    614:     if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; }
                    615:     my $name_of_resource = &Apache::lonnet::gettitle($postdata);
                    616:     my $symbolic = &Apache::lonnet::symbread($postdata);
1.233     www       617:     my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic);
1.123     albertel  618:     $map=&Apache::lonnet::clutter($map);
1.269     albertel  619:     my $name_of_sequence = &Apache::lonnet::gettitle($map);
1.63      albertel  620:     if ($name_of_sequence =~ /^\s*$/) {
1.123     albertel  621: 	$map =~ m|([^/]+)$|;
                    622: 	$name_of_sequence = $1;
1.63      albertel  623:     }
1.269     albertel  624:     my $name_of_map = &Apache::lonnet::gettitle($ENV{'request.course.uri'});
1.63      albertel  625:     if ($name_of_map =~ /^\s*$/) {
1.123     albertel  626: 	$ENV{'request.course.uri'} =~ m|([^/]+)$|;
                    627: 	$name_of_map = $1;
                    628:     }
1.335     albertel  629:     return ($name_of_resource,$name_of_sequence,$name_of_map);
1.76      sakharuk  630: }
                    631: 
                    632: 
                    633: sub latex_corrections {
                    634: 
1.316     sakharuk  635:     my ($number_of_columns,$result,$selectionmade) = @_;
1.76      sakharuk  636: 
1.185     sakharuk  637: #    $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
1.76      sakharuk  638:     $result =~ s/\$number_of_columns/$number_of_columns/g;
1.316     sakharuk  639:     if ($selectionmade ne '1') {
                    640: 	$result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License  $1/;
                    641:     } else {
                    642: 	$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/;
                    643:     }
1.91      sakharuk  644:     $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
                    645:     $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
1.76      sakharuk  646: #-- LaTeX corrections     
                    647:     my $first_comment = index($result,'<!--',0);
                    648:     while ($first_comment != -1) {
                    649: 	my $end_comment = index($result,'-->',$first_comment);
                    650: 	substr($result,$first_comment,$end_comment-$first_comment+3) = '';
                    651: 	$first_comment = index($result,'<!--',$first_comment);
                    652:     }
                    653:     $result =~ s/^\s+$//gm; #remove empty lines
1.94      sakharuk  654:     $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space
1.76      sakharuk  655:     $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
                    656:     $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
                    657:     $result =~ s/{\\par }\s*\\\\/\\\\/gm;
1.313     sakharuk  658:     $result =~ s/\\\\\s+\[/ \[/g;
1.76      sakharuk  659:     #conversion of html characters to LaTeX equivalents
                    660:     if ($result =~ m/&(\w+|#\d+);/) {
                    661: 	$result = &character_chart($result);
                    662:     }
                    663:     $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
                    664:     $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
                    665: 
                    666:     return $result;
1.60      sakharuk  667: }
                    668: 
1.3       sakharuk  669: 
1.214     sakharuk  670: sub index_table {
                    671:     my $currentURL = shift;
                    672:     my $insex_string='';
                    673:     $currentURL=~s/\.([^\/+])$/\.$1\.meta/;
                    674:     $insex_string=&Apache::lonnet::metadata($currentURL,'keywords');
                    675:     return $insex_string;
                    676: }
                    677: 
                    678: 
1.215     sakharuk  679: sub IndexCreation {
                    680:     my ($texversion,$currentURL)=@_;
                    681:     my @key_words=split(/,/,&index_table($currentURL));
                    682:     my $chunk='';
                    683:     my $st=index $texversion,'\addcontentsline{toc}{subsection}{';
                    684:     if ($st>0) {
                    685: 	for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);}
                    686: 	$chunk=substr($texversion,0,$st+1);
                    687: 	substr($texversion,0,$st+1)=' ';
                    688:     }
                    689:     foreach my $key_word (@key_words) {
                    690: 	if ($key_word=~/\S+/) {
                    691: 	    $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i;
                    692: 	}
                    693:     }			
                    694:     if ($st>0) {substr($texversion,0,1)=$chunk;}
                    695:     return $texversion;
                    696: }
                    697: 
1.242     sakharuk  698: sub print_latex_header {
                    699:     my $mode=shift;
                    700:     my $output='\documentclass[letterpaper]{article}';
1.359   ! www       701:     if (($mode eq 'batchmode') || (!$ENV{'request.role.adv'})) {
1.242     sakharuk  702: 	$output.='\batchmode';
                    703:     }
1.340     foxr      704:     $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'."\n".
                    705: 	     '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'."\n".
1.344     foxr      706: 	     '\usepackage[dvips]{graphicx}\usepackage{epsfig}'."\n".
                    707: 	     '\usepackage{picins}\usepackage{calc}'."\n".
1.340     foxr      708: 	     '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'."\n".
                    709: 	     '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'."\n".
                    710: 	     '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'."\n".
                    711: 	     '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'."\n".
                    712: 	     '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
                    713: 	     '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'."\n".
                    714: 	     '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'."\n".
                    715: 	     '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'."\n".
                    716: 	     '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'."\n".
                    717: 	     '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'."\n".
                    718: 	     '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'."\n".
                    719: 	     '\setlength{\abovedisplayshortskip}{-0.04in}'."\n".
                    720: 	     '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}'."\n";
1.242     sakharuk  721:     return $output;	     
                    722: }
                    723: 
                    724: sub path_to_problem {
1.328     albertel  725:     my ($urlp,$colwidth)=@_;
1.242     sakharuk  726:     my $newurlp = '';
1.328     albertel  727:     $colwidth=~s/\s*mm\s*$//;
                    728: #characters average about 2 mm in width
                    729:     if (length($urlp)*2 > $LaTeXwidth) {
                    730: 	my @elements = split '/',$urlp;
                    731: 	my $curlength=0;
                    732: 	foreach my $element (@elements) {
                    733: 	    if ($curlength+(length($element)*2) > $colwidth) {
                    734: 		$newurlp .=  '|\vskip -1 mm \noindent \verb|';
                    735: 		$curlength=0;
                    736: 	    } else {
                    737: 		$curlength+=length($element)*2;
1.242     sakharuk  738: 	    }
1.328     albertel  739: 	    $newurlp.='/'.$element;
1.242     sakharuk  740: 	}
1.253     sakharuk  741:     } else {
                    742: 	$newurlp=$urlp;
1.242     sakharuk  743:     }
                    744:     return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}';
                    745: }
1.215     sakharuk  746: 
1.275     sakharuk  747: sub recalcto_mm {
                    748:     my $textwidth=shift;
                    749:     my $LaTeXwidth;
1.339     albertel  750:     if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) {
1.275     sakharuk  751: 	$LaTeXwidth = $1*10;
1.339     albertel  752:     } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) {
1.275     sakharuk  753: 	$LaTeXwidth = $1;
1.339     albertel  754:     } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) {
1.275     sakharuk  755: 	$LaTeXwidth = $1*25.4;
                    756:     }
                    757:     $LaTeXwidth.=' mm';
                    758:     return $LaTeXwidth;
                    759: }
                    760: 
1.285     albertel  761: sub get_textwidth {
                    762:     my ($helper,$LaTeXwidth)=@_;
1.286     albertel  763:     my $textwidth=$LaTeXwidth;
1.285     albertel  764:     if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ &&
                    765: 	$helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) {
1.286     albertel  766: 	$textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '.
                    767: 				$helper->{'VARS'}->{'pagesize.widthunit'});
1.285     albertel  768:     }
1.286     albertel  769:     return $textwidth;
1.285     albertel  770: }
                    771: 
1.296     sakharuk  772: 
                    773: sub unsupported {
1.307     sakharuk  774:     my ($currentURL,$mode)=@_;
                    775:     if ($mode ne '') {$mode='\\'.$mode}
1.308     sakharuk  776:     my $result.= &print_latex_header($mode);
1.301     sakharuk  777:     if ($currentURL=~/\/ext\//) {
1.296     sakharuk  778: 	$result.=' \strut \\\\ THIS IS EXTERNAL RESOURCE WITH URL \strut \\\\ '.$currentURL.' ';
                    779:     } else {
                    780: 	$result.=$currentURL;
                    781:     }
1.297     sakharuk  782:     $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}';
1.296     sakharuk  783:     return $result;
                    784: }
                    785: 
                    786: 
1.177     sakharuk  787: sub output_data {
1.184     sakharuk  788:     my ($r,$helper,$rparmhash) = @_;
                    789:     my %parmhash = %$rparmhash;
1.187     www       790:     my $bodytag=&Apache::loncommon::bodytag('Preparing Printout');
1.140     sakharuk  791:     $r->print(<<ENDPART);
1.355     foxr      792: 
                    793: 
                    794: 
1.140     sakharuk  795: <html>
1.264     sakharuk  796: <script type="text/javascript" language="Javascript" >
                    797:     var editbrowser;
                    798:     function openbrowser(formname,elementname,only,omit) {
                    799:         var url = '/res/?';
                    800:         if (editbrowser == null) {
                    801:             url += 'launch=1&';
                    802:         }
                    803:         url += 'catalogmode=interactive&';
                    804:         url += 'mode=parmset&';
                    805:         url += 'form=' + formname + '&';
                    806:         if (only != null) {
                    807:             url += 'only=' + only + '&';
                    808:         } 
                    809:         if (omit != null) {
                    810:             url += 'omit=' + omit + '&';
                    811:         }
                    812:         url += 'element=' + elementname + '';
                    813:         var title = 'Browser';
                    814:         var options = 'scrollbars=1,resizable=1,menubar=0';
                    815:         options += ',width=700,height=600';
                    816:         editbrowser = open(url,title,options,'1');
                    817:         editbrowser.focus();
                    818:     }
                    819: </script>
1.140     sakharuk  820: <head>
                    821: <title>LON-CAPA output for printing</title>
                    822: </head>
1.187     www       823: $bodytag
                    824: Please stand by while processing your print request, this may take some time ...
1.140     sakharuk  825: ENDPART
                    826: 
1.355     foxr      827:     #  Common settings for the %form has:
1.356     foxr      828:     # In some cases these settings get overriddent by specific cases, but the
                    829:     # settings are common enough to make it worthwhile factoring them out
                    830:     # here.
                    831:     #
1.355     foxr      832:     my %form;
1.357     matthew   833:     $form{'grade_target'} = 'tex';
1.358     albertel  834:     $form{'textwidth'}    = &get_textwidth($helper, $LaTeXwidth);
1.355     foxr      835: 
1.140     sakharuk  836:     my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
                    837:     my ($result,$selectionmade) = ('','');
                    838:     my $number_of_columns = 1; #used only for pages to determine the width of the cell
                    839:     my @temporary_array=split /\|/,$format_from_helper;
                    840:     my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
                    841:     if ($laystyle eq 'L') {
                    842: 	$laystyle='album';
                    843:     } else {
                    844: 	$laystyle='book';
                    845:     }
1.177     sakharuk  846:     my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns);
1.140     sakharuk  847:     my $assignment =  $ENV{'form.assignment'};
1.275     sakharuk  848:     my $LaTeXwidth=&recalcto_mm($textwidth); 
1.272     sakharuk  849:     my @print_array=();
1.274     sakharuk  850:     my @student_names=();
1.153     sakharuk  851:     
1.140     sakharuk  852:     if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
1.143     sakharuk  853:       #-- single document - problem, page, html, xml, ...
1.343     albertel  854: 	my ($currentURL,$cleanURL);
1.162     sakharuk  855: 	if ($helper->{'VARS'}->{'construction'} ne '1') {
1.185     sakharuk  856:             #prints published resource
1.153     sakharuk  857: 	    $currentURL=$helper->{'VARS'}->{'postdata'};
1.343     albertel  858: 	    $cleanURL=&Apache::lonenc::check_decrypt($currentURL);
1.143     sakharuk  859: 	} else {
1.185     sakharuk  860:             #prints resource from the construction space
1.240     albertel  861: 	    $currentURL='/'.$helper->{'VARS'}->{'filename'};
1.206     sakharuk  862: 	    if ($currentURL=~/([^?]+)/) {$currentURL=$1;}
1.343     albertel  863: 	    $cleanURL=$currentURL;
1.143     sakharuk  864: 	}
1.140     sakharuk  865: 	$selectionmade = 1;
1.343     albertel  866: 	if ($cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.169     albertel  867: 	    my $rndseed=time;
1.242     sakharuk  868: 	    my $texversion='';
                    869: 	    if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
                    870: 		my %moreenv;
1.343     albertel  871: 		$moreenv{'request.filename'}=$cleanURL;
1.265     sakharuk  872: 		if ($helper->{'VARS'}->{'style_file'}=~/\w/) {
                    873: 		    $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'};
                    874: 		    my $dom = $ENV{'user.domain'};
                    875: 		    my $user = $ENV{'user.name'};
                    876: 		    my $put_result = &Apache::lonnet::put('environment',{'construct.style'=>$helper->{'VARS'}->{'style_file'}},$dom,$user);
                    877: 		}
1.290     sakharuk  878:                 if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';}
1.242     sakharuk  879: 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310     sakharuk  880: 		$form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.242     sakharuk  881: 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309     sakharuk  882: 		$form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
                    883: 		if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
1.242     sakharuk  884: 		if ($helper->{'VARS'}->{'curseed'}) {
                    885: 		    $rndseed=$helper->{'VARS'}->{'curseed'};
                    886: 		}
                    887: 		$form{'rndseed'}=$rndseed;
                    888: 		&Apache::lonnet::appenv(%moreenv);
                    889: 		&Apache::lonnet::delenv('form.counter');
                    890: 		&Apache::lonxml::init_counter();
1.275     sakharuk  891: 		$texversion.=&Apache::lonnet::ssi($currentURL,%form);
1.242     sakharuk  892: 		&Apache::lonnet::delenv('form.counter');
                    893: 		&Apache::lonnet::delenv('request.filename');
1.230     albertel  894: 	    }
1.242     sakharuk  895: 	    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
                    896: 	       ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.353     foxr      897: 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.166     albertel  898: 		$form{'grade_target'}='answer';
1.167     albertel  899: 		$form{'answer_output_mode'}='tex';
1.169     albertel  900: 		$form{'rndseed'}=$rndseed;
1.166     albertel  901: 		my $answer=&Apache::lonnet::ssi($currentURL,%form);
1.242     sakharuk  902: 		if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
                    903: 		    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
                    904: 		} else {
                    905: 		    $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
1.245     sakharuk  906: 		    if ($helper->{'VARS'}->{'construction'} ne '1') {
                    907: 			$texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
1.343     albertel  908: 			$texversion.=&path_to_problem($cleanURL,$LaTeXwidth);
1.245     sakharuk  909: 		    } else {
                    910: 			$texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
1.343     albertel  911: 			my $URLpath=$cleanURL;
1.245     sakharuk  912: 			$URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
                    913: 			$texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
                    914: 		    }
1.242     sakharuk  915: 		    $texversion.='\vskip 1 mm '.$answer.'\end{document}';
                    916: 		}
1.163     sakharuk  917: 	    }
1.214     sakharuk  918: 	    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
1.215     sakharuk  919: 		$texversion=&IndexCreation($texversion,$currentURL);
1.214     sakharuk  920: 	    }
1.219     sakharuk  921: 	    if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
                    922: 		$texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /;
                    923: 
                    924: 	    }
1.162     sakharuk  925: 	    $result .= $texversion;
                    926: 	    if ($currentURL=~m/\.page\s*$/) {
                    927: 		($result,$number_of_columns) = &page_cleanup($result);
                    928: 	    }
1.227     sakharuk  929:         } elsif ($currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') {
                    930:             #printing content of sequence from the construction space	
                    931: 	    my $flag_latex_header_remove = 'NO'; 
                    932: 	    my $rndseed=time;
1.231     albertel  933: 	    if ($helper->{'VARS'}->{'curseed'}) {
                    934: 		$rndseed=$helper->{'VARS'}->{'curseed'};
                    935: 	    }
1.227     sakharuk  936: 	    $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;
                    937: 	    my $errtext=&Apache::lonratedt::mapread($currentURL);
                    938: 	    for (my $member=0;$member<=$#Apache::lonratedt::order;$member++) {
                    939: 		$Apache::lonratedt::resources[$Apache::lonratedt::order[$member]]=~/^([^:]*):([^:]*):/;
                    940: 		my $urlp=$2;
                    941: 		if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) {
1.245     sakharuk  942: 		    my $texversion='';
                    943: 		    if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') {
                    944: 			$form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310     sakharuk  945: 			$form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.245     sakharuk  946: 			$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
                    947: 			$form{'rndseed'}=$rndseed;
                    948: 			$texversion=&Apache::lonnet::ssi($urlp,%form);
                    949: 		    }
1.249     sakharuk  950: 		    if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
                    951: 		       ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) && 
                    952: 		       ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) {
1.227     sakharuk  953: 			$form{'grade_target'}='answer';
                    954: 			$form{'answer_output_mode'}='tex';
                    955: 			$form{'rndseed'}=$rndseed;
1.353     foxr      956: 			$form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.232     sakharuk  957:                         if ($urlp=~/\/res\//) {$ENV{'request.state'}='published';}
1.227     sakharuk  958: 			my $answer=&Apache::lonnet::ssi($urlp,%form);
1.245     sakharuk  959: 			if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
                    960: 			    $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
                    961: 			} else {
                    962: 			    $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
                    963: 			    $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}).'}\vskip 0 mm ';
                    964: 			    $texversion.=&path_to_problem ($currentURL,$LaTeXwidth);
                    965: 			    $texversion.='\vskip 1 mm '.$answer.'\end{document}';
                    966: 			}
1.227     sakharuk  967: 		    }
                    968: 		    if ($flag_latex_header_remove ne 'NO') {
                    969: 			$texversion = &latex_header_footer_remove($texversion);
                    970: 		    } else {
                    971: 			$texversion =~ s/\\end{document}//;
                    972: 		    }
                    973: 		    if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
                    974: 			$texversion=&IndexCreation($texversion,$urlp);
                    975: 		    }
1.232     sakharuk  976: 		    if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URpL'} eq 'yes') {
1.227     sakharuk  977: 			$texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
                    978: 		    }
                    979: 		    $result.=$texversion;
                    980: 		    $flag_latex_header_remove = 'YES';
                    981: 		} elsif ($urlp=~/\.(sequence|page)$/) {
1.229     sakharuk  982: 		    $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent ';
1.227     sakharuk  983: 		}  
                    984: 	    }
1.228     sakharuk  985: 	    if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;}
1.227     sakharuk  986: 	    $result .= '\end{document}';   
1.343     albertel  987: 	} elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 
1.258     sakharuk  988: 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.298     sakharuk  989: 		if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;}
1.258     sakharuk  990: 		my $texversion=&Apache::lonnet::ssi($currentURL,%form);
                    991: 		$result .= $texversion;
1.162     sakharuk  992: 	} else {
1.307     sakharuk  993: 	    $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'});
1.162     sakharuk  994: 	}
1.354     foxr      995:     } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems')       or
1.142     sakharuk  996:              ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
1.354     foxr      997:              ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems')       or
                    998: 	     ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources')      or # BUGBUG
1.252     sakharuk  999: 	     ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) { 
1.141     sakharuk 1000:         #-- produce an output string
1.296     sakharuk 1001: 	if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
                   1002: 	    $selectionmade = 2;
                   1003: 	} elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
                   1004: 	    $selectionmade = 3;
                   1005: 	} elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
                   1006: 	    $selectionmade = 4;
1.354     foxr     1007: 	} elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') {  #BUGBUG
                   1008: 	    $selectionmade = 4;
1.296     sakharuk 1009: 	} elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') {
                   1010: 	    $selectionmade = 7;
                   1011: 	}
1.193     sakharuk 1012: 	$form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.310     sakharuk 1013: 	$form{'suppress_tries'}=$parmhash{'suppress_tries'};
1.203     sakharuk 1014: 	$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.309     sakharuk 1015: 	$form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
                   1016: 	if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';}
1.141     sakharuk 1017: 	my $flag_latex_header_remove = 'NO';
                   1018: 	my $flag_page_in_sequence = 'NO';
                   1019: 	my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.351     foxr     1020: 	my %page_breaks;
                   1021: 	foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) {
                   1022: 	    $page_breaks{$break} = 1;
                   1023: 	}
1.193     sakharuk 1024: 	my $prevassignment='';
1.270     sakharuk 1025: 	&Apache::lonnet::delenv('form.counter');
1.201     sakharuk 1026: 	&Apache::lonxml::init_counter();
1.141     sakharuk 1027: 	for (my $i=0;$i<=$#master_seq;$i++) {
1.350     foxr     1028: 
                   1029: 	    # Note due to document structure, not allowed to put \newpage
                   1030: 	    # prior to the first resource
                   1031: 
1.351     foxr     1032: 	    if (defined $page_breaks{$master_seq[$i]}) {
1.350     foxr     1033: 		if($i != 0) {
                   1034: 		    $result.="\\newpage\n";
                   1035: 		}
                   1036: 	    }
1.236     albertel 1037: 	    my (undef,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]);
1.237     albertel 1038: 	    $urlp=&Apache::lonnet::clutter($urlp);
1.166     albertel 1039: 	    $form{'symb'}=$master_seq[$i];
1.236     albertel 1040: 	    my ($sequence)=&Apache::lonnet::decode_symb($master_seq[$i]);
                   1041: 	    my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #tittle of the assignment which contains this problem
1.267     sakharuk 1042: 	    if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;}
1.247     sakharuk 1043: 	    if ($i==0) {$prevassignment=$assignment;}
1.297     sakharuk 1044: 	    my $texversion='';
1.296     sakharuk 1045: 	    if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1.297     sakharuk 1046: 		$texversion.=&Apache::lonnet::ssi($urlp,%form);
1.296     sakharuk 1047: 		if ($urlp=~/\.page$/) {
                   1048: 		    ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
                   1049: 		    if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} 
                   1050: 		    $texversion =~ s/\\end{document}\d*/\\end{document}/;
                   1051: 		    $flag_page_in_sequence = 'YES';
                   1052: 		} 
                   1053: 		my $lonidsdir=$r->dir_config('lonIDsDir');
                   1054: 		my $envfile=$ENV{'user.environment'};
                   1055: 		$envfile=~/\/([^\/]+)\.id$/;
                   1056: 		$envfile=$1;
                   1057: 		&Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
                   1058: 		my $current_counter=$ENV{'form.counter'};
                   1059: 		if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
                   1060: 		   ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
                   1061: 		    $form{'grade_target'}='answer';
                   1062: 		    $form{'answer_output_mode'}='tex';
                   1063: 		    my $answer=&Apache::lonnet::ssi($urlp,%form);
                   1064: 		    &Apache::lonnet::appenv(('form.counter' => $current_counter));
                   1065: 		    if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
                   1066: 			$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
1.249     sakharuk 1067: 		    } else {
1.307     sakharuk 1068: 			if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
1.296     sakharuk 1069: 			    $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
                   1070: 			    $texversion.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($urlp).'}\vskip 0 mm ';
                   1071: 			    $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
                   1072: 			    $texversion.='\vskip 1 mm '.$answer;
                   1073: 			} else {
                   1074: 			    $texversion='';
                   1075: 			}
1.249     sakharuk 1076: 		    }
1.246     sakharuk 1077: 		}
1.296     sakharuk 1078: 		if ($flag_latex_header_remove ne 'NO') {
                   1079: 		    $texversion = &latex_header_footer_remove($texversion);
                   1080: 		} else {
                   1081: 		    $texversion =~ s/\\end{document}//;
                   1082: 		}
                   1083: 		if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
                   1084: 		    $texversion=&IndexCreation($texversion,$urlp);
                   1085: 		}
                   1086: 		if (($selectionmade == 4) and ($assignment ne $prevassignment)) {
                   1087: 		    my $name = &get_name();
                   1088: 		    my $courseidinfo = &get_course();
                   1089: 		    if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
                   1090: 		    $prevassignment=$assignment;
1.334     albertel 1091: 		    $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$name.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}} \vskip 5 mm ';
1.296     sakharuk 1092: 		}
                   1093: 		$result .= $texversion;
                   1094: 		$flag_latex_header_remove = 'YES';   
1.301     sakharuk 1095: 	    } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 
                   1096: 		$form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
                   1097: 		if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;}
                   1098: 		my $texversion=&Apache::lonnet::ssi($urlp,%form);
                   1099: 		if ($flag_latex_header_remove ne 'NO') {
                   1100: 		    $texversion = &latex_header_footer_remove($texversion);
                   1101: 		} else {
                   1102: 		    $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/;
                   1103: 		}
                   1104: 		$result .= $texversion;
                   1105: 		$flag_latex_header_remove = 'YES'; 
1.141     sakharuk 1106: 	    } else {
1.307     sakharuk 1107: 		$texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'});
1.297     sakharuk 1108: 		if ($flag_latex_header_remove ne 'NO') {
                   1109: 		    $texversion = &latex_header_footer_remove($texversion);
                   1110: 		} else {
                   1111: 		    $texversion =~ s/\\end{document}//;
                   1112: 		}
                   1113: 		$result .= $texversion;
                   1114: 		$flag_latex_header_remove = 'YES';   
1.296     sakharuk 1115: 	    }	    
1.331     albertel 1116: 	    if (&Apache::loncommon::connection_aborted($r)) { last; }
1.141     sakharuk 1117: 	}
                   1118: 	&Apache::lonnet::delenv('form.counter');
1.344     foxr     1119: 	if ($flag_page_in_sequence eq 'YES') {
                   1120: 	    $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;
                   1121: 	}	
1.141     sakharuk 1122: 	$result .= '\end{document}';
1.284     albertel 1123:      } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') ||
                   1124: 	      ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){
1.353     foxr     1125: 
                   1126: 
1.150     sakharuk 1127:      #-- prints assignments for whole class or for selected students  
1.284     albertel 1128: 	 my $type;
1.254     sakharuk 1129: 	 if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
                   1130: 	     $selectionmade=5;
1.284     albertel 1131: 	     $type='problems';
1.254     sakharuk 1132: 	 } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') {
                   1133: 	     $selectionmade=8;
1.284     albertel 1134: 	     $type='resources';
1.254     sakharuk 1135: 	 }
1.150     sakharuk 1136: 	 my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
1.341     foxr     1137: 	 #   The normal sort order is by section then by students within the
                   1138: 	 #   section. If the helper var student_sort is 1, then the user has elected
                   1139: 	 #   to override this and output the students by name.
                   1140: 	 #    Each element of the students array is of the form:
                   1141: 	 #       username:domain:section:last, first:status
                   1142: 	 #    
                   1143: 	 #   
                   1144: 	 if ($helper->{'VARS'}->{'student_sort'}    eq 1) {
                   1145: 	     @students = sort compare_names  @students;
                   1146: 	 }
1.278     albertel 1147:          if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' ||
                   1148: 	     $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) {
                   1149: 	     $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1;
                   1150: 	 }
1.150     sakharuk 1151: 	 my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1.350     foxr     1152: 
1.150     sakharuk 1153: 	 #loop over students
                   1154: 	 my $flag_latex_header_remove = 'NO'; 
                   1155: 	 my %moreenv;
1.330     sakharuk 1156:          $moreenv{'instructor_comments'}='hide';
1.285     albertel 1157: 	 $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth);
1.309     sakharuk 1158: 	 $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'};
1.353     foxr     1159: 	 $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};
1.309     sakharuk 1160: 	 if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';}
1.318     albertel 1161: 	 my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75');
1.272     sakharuk 1162: 	 my $student_counter=-1;
1.150     sakharuk 1163: 	 foreach my $person (@students) {
1.350     foxr     1164: 
1.311     sakharuk 1165:              my $duefile="/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.due";
                   1166: 	     if (-e $duefile) {
                   1167: 		 my $temp_file = Apache::File->new('>>'.$duefile);
                   1168: 		 print $temp_file "1969\n";
                   1169: 	     }
1.272     sakharuk 1170: 	     $student_counter++;
1.284     albertel 1171: 	     my $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'});
1.353     foxr     1172: 	     my ($output,$fullname)=&print_resources($r,$helper,
                   1173: 						     $person,$type,
                   1174: 						     \%moreenv,\@master_seq,
                   1175: 						     $flag_latex_header_remove);
1.284     albertel 1176: 	     $print_array[$i].=$output;
                   1177: 	     $student_names[$i].=$person.':'.$fullname.'_END_';
                   1178: 	     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname);
                   1179: 	     $flag_latex_header_remove = 'YES';
1.331     albertel 1180: 	     if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284     albertel 1181: 	 }
                   1182: 	 &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
                   1183: 	 $result .= $print_array[0].'  \end{document}';
                   1184:      } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon')     ||
                   1185: 	      ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon')  ) { 
1.292     albertel 1186: 	 my $cdom =$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
                   1187: 	 my $cnum =$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
1.288     albertel 1188: 	 my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'};
                   1189: 	 my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'};
1.292     albertel 1190: 	 my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'};
1.288     albertel 1191: 	 my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth));
1.353     foxr     1192: 	 $moreenv{'problem_split'}    = $parmhash{'problem_stream_switch'};
1.288     albertel 1193: 	 my $seed=time+($$<<16)+($$);
1.292     albertel 1194: 	 my @allcodes;
                   1195: 	 if ($old_name) {
                   1196: 	     my %result=&Apache::lonnet::get('CODEs',[$old_name],$cdom,$cnum);
                   1197: 	     @allcodes=split(',',$result{$old_name});
1.336     albertel 1198: 	     $num_todo=scalar(@allcodes);
1.292     albertel 1199: 	 } else {
                   1200: 	     my %allcodes;
1.299     albertel 1201: 	     srand($seed);
1.292     albertel 1202: 	     for (my $i=0;$i<$num_todo;$i++) {
                   1203: 		 $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,'6');
                   1204: 	     }
                   1205: 	     if ($code_name) {
                   1206: 		 &Apache::lonnet::put('CODEs',
                   1207: 				      {$code_name =>join(',',keys(%allcodes))},
                   1208: 				      $cdom,$cnum);
                   1209: 	     }
                   1210: 	     @allcodes=keys(%allcodes);
                   1211: 	 }
1.336     albertel 1212: 	 my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
                   1213: 	 my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'});
                   1214: 	 my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'};
                   1215: 	 if ($number_per_page eq '0' || $number_per_page eq 'all') {
                   1216: 	     $number_per_page=$num_todo;
                   1217: 	 }
                   1218: 	 my $flag_latex_header_remove = 'NO'; 
                   1219: 	 my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75');
1.295     albertel 1220: 	 my $count=0;
1.292     albertel 1221: 	 foreach my $code (sort(@allcodes)) {
1.295     albertel 1222: 	     my $file_num=int($count/$number_per_page);
1.292     albertel 1223: 	     $moreenv{'CODE'}=&num_to_letters($code);
1.288     albertel 1224: 	     my ($output,$fullname)=
                   1225: 		 &print_resources($r,$helper,'anonymous',$type,\%moreenv,
                   1226: 				  \@master_seq,$flag_latex_header_remove);
1.295     albertel 1227: 	     $print_array[$file_num].=$output;
1.288     albertel 1228: 	     &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
                   1229: 				       &mt('last assignment').' '.$fullname);
                   1230: 	     $flag_latex_header_remove = 'YES';
1.295     albertel 1231: 	     $count++;
1.331     albertel 1232: 	     if (&Apache::loncommon::connection_aborted($r)) { last; }
1.288     albertel 1233: 	 }
                   1234: 	 &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
                   1235: 	 $result .= $print_array[0].'  \end{document}';
                   1236:      } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {      
1.151     sakharuk 1237:     #prints selected problems from the subdirectory 
                   1238: 	$selectionmade = 6;
                   1239:         my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1.154     sakharuk 1240: 	@list_of_files=sort @list_of_files;
1.175     sakharuk 1241: 	my $flag_latex_header_remove = 'NO'; 
                   1242: 	my $rndseed=time;
1.230     albertel 1243: 	if ($helper->{'VARS'}->{'curseed'}) {
                   1244: 	    $rndseed=$helper->{'VARS'}->{'curseed'};
                   1245: 	}
1.151     sakharuk 1246: 	for (my $i=0;$i<=$#list_of_files;$i++) {
1.152     sakharuk 1247: 	    my $urlp = $list_of_files[$i];
1.253     sakharuk 1248: 	    $urlp=~s|//|/|;
1.152     sakharuk 1249: 	    if ($urlp=~/\//) {
1.353     foxr     1250: 		$form{'problem_split'}=$parmhash{'problem_stream_switch'};
1.175     sakharuk 1251: 		$form{'rndseed'}=$rndseed;
1.152     sakharuk 1252: 		if ($urlp =~ m|/home/([^/]+)/public_html|) {
                   1253: 		    $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
                   1254: 		} else {
1.302     sakharuk 1255: 		    $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||;
1.152     sakharuk 1256: 		}
1.166     albertel 1257: 		my $texversion=&Apache::lonnet::ssi($urlp,%form);
1.251     sakharuk 1258: 		if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
1.253     sakharuk 1259: 		   ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.174     sakharuk 1260: 		    $form{'grade_target'}='answer';
                   1261: 		    $form{'answer_output_mode'}='tex';
1.203     sakharuk 1262: 		    $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
1.174     sakharuk 1263: 		    $form{'rndseed'}=$rndseed;
                   1264: 		    my $answer=&Apache::lonnet::ssi($urlp,%form);
1.251     sakharuk 1265: 		    if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
                   1266: 			$texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/;
                   1267: 		    } else {
1.253     sakharuk 1268: 			$texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
                   1269: 			if ($helper->{'VARS'}->{'construction'} ne '1') {
                   1270: 			    $texversion.='\vskip 0 mm \noindent ';
                   1271: 			    $texversion.=&path_to_problem ($urlp,$LaTeXwidth);
                   1272: 			} else {
                   1273: 			    $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm ';
                   1274: 			    my $URLpath=$urlp;
                   1275: 			    $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/;
                   1276: 			    $texversion.=&path_to_problem ($URLpath,$LaTeXwidth);
                   1277: 			}
                   1278: 			$texversion.='\vskip 1 mm '.$answer.'\end{document}';
1.251     sakharuk 1279: 		    }
1.174     sakharuk 1280: 		}
1.151     sakharuk 1281:                 #this chunck is responsible for printing the path to problem
1.253     sakharuk 1282: 		my $newurlp=$urlp;
                   1283: 		if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;}
                   1284: 		$newurlp=&path_to_problem($newurlp,$LaTeXwidth);
1.242     sakharuk 1285: 		$texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/;
1.152     sakharuk 1286: 		if ($flag_latex_header_remove ne 'NO') {
                   1287: 		    $texversion = &latex_header_footer_remove($texversion);
                   1288: 		} else {
                   1289: 		    $texversion =~ s/\\end{document}//;
1.216     sakharuk 1290: 		}
                   1291: 		if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') {
                   1292: 		    $texversion=&IndexCreation($texversion,$urlp);
1.152     sakharuk 1293: 		}
1.219     sakharuk 1294: 		if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') {
                   1295: 		    $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /;
                   1296: 		    
                   1297: 		}
1.152     sakharuk 1298: 		$result .= $texversion;
                   1299: 	    }
                   1300: 	    $flag_latex_header_remove = 'YES';  
1.151     sakharuk 1301: 	}
1.175     sakharuk 1302: 	if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;}
1.152     sakharuk 1303: 	$result .= '\end{document}';      	
1.140     sakharuk 1304:     }
                   1305: #-------------------------------------------------------- corrections for the different page formats
1.312     sakharuk 1306:     $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade);
1.316     sakharuk 1307:     $result = &latex_corrections($number_of_columns,$result,$selectionmade);
                   1308:     for (my $i=1;$i<=$#print_array;$i++) {$print_array[$i] = &latex_corrections($number_of_columns,$print_array[$i],$selectionmade);}
1.190     sakharuk 1309:     #changes page's parameters for the one column output 
1.195     sakharuk 1310:     if ($numberofcolumns == 1) {
1.339     albertel 1311: 	$result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /;
                   1312: 	$result =~ s/\\textheight\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /;
                   1313: 	$result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
                   1314: 	$result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /;
1.195     sakharuk 1315:     }
1.140     sakharuk 1316: #-- writing .tex file in prtspool 
                   1317:     my $temp_file;
1.277     albertel 1318:     my $identifier = &Apache::loncommon::get_cgi_id();
                   1319:     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".$identifier.".tex";
                   1320:     if (!($#print_array>0)) { 
                   1321: 	unless ($temp_file = Apache::File->new('>'.$filename)) {
                   1322: 	    $r->log_error("Couldn't open $filename for output $!");
                   1323: 	    return SERVER_ERROR; 
                   1324: 	}
                   1325: 	print $temp_file $result;
                   1326: 	my $begin=index($result,'\begin{document}',0);
                   1327: 	my $inc=substr($result,0,$begin+16);
                   1328:     } else {
                   1329: 	my $begin=index($result,'\begin{document}',0);
                   1330: 	my $inc=substr($result,0,$begin+16);
                   1331:         for (my $i=0;$i<=$#print_array;$i++) {
                   1332: 	    if ($i==0) {
                   1333: 		$print_array[$i]=$result;
                   1334: 	    } else {
                   1335: 		my $anobegin=index($print_array[$i],'\setcounter{page}',0);
                   1336: 		substr($print_array[$i],0,$anobegin)='';
                   1337: 		$print_array[$i]=$inc.$print_array[$i].'\end{document}';
                   1338: 	    }
1.272     sakharuk 1339: 	    my $temp_file;
1.273     sakharuk 1340: 	    my $newfilename=$filename;
1.277     albertel 1341: 	    my $num=$i+1;
                   1342: 	    $newfilename =~s/\.tex$/_$num\.tex/; 
1.272     sakharuk 1343: 	    unless ($temp_file = Apache::File->new('>'.$newfilename)) {
                   1344: 		$r->log_error("Couldn't open $newfilename for output $!");
                   1345: 		return SERVER_ERROR; 
                   1346: 	    }
                   1347: 	    print $temp_file $print_array[$i];
                   1348: 	}
                   1349:     }
1.274     sakharuk 1350:     my $student_names='';
                   1351:     if ($#print_array>0) {
                   1352: 	for (my $i=0;$i<=$#print_array;$i++) {
                   1353: 	    $student_names.=$student_names[$i].'_ENDPERSON_';
                   1354: 	}
1.277     albertel 1355:     } else {
1.278     albertel 1356: 	if ($#student_names>-1) {
                   1357: 	    $student_names=$student_names[0].'_ENDPERSON_';
                   1358: 	} else {
                   1359: 	    my $fullname = &get_name($ENV{'user.name'},$ENV{'user.domain'});
                   1360: 	    $student_names=join(':',$ENV{'user.name'},$ENV{'user.domain'},
                   1361: 				$ENV{'request.course.sec'},$fullname).
                   1362: 				    '_ENDPERSON_'.'_END_';
                   1363: 	}
1.274     sakharuk 1364:     }
                   1365: 
1.276     sakharuk 1366:     my $URLback=''; #link to original document
                   1367:     if ($helper->{'VARS'}->{'construction'} ne '1') {
                   1368: 	#prints published resource
1.342     albertel 1369: 	$URLback=&Apache::lonnet::escape('/adm/flip?postdata=return:');
1.276     sakharuk 1370:     } else {
                   1371: 	#prints resource from the construction space
                   1372: 	$URLback='/'.$helper->{'VARS'}->{'filename'};
1.279     albertel 1373: 	if ($URLback=~/([^?]+)/) {
                   1374: 	    $URLback=$1;
                   1375: 	    $URLback=~s|^/~|/priv/|;
                   1376: 	}
1.276     sakharuk 1377:     }
1.256     sakharuk 1378: 
1.257     sakharuk 1379:     &Apache::lonnet::appenv('cgi.'.$identifier.'.file'   => $filename,
                   1380:                             'cgi.'.$identifier.'.layout'  => $laystyle,
                   1381:                             'cgi.'.$identifier.'.numcol'  => $numberofcolumns,
1.303     sakharuk 1382: 			    'cgi.'.$identifier.'.paper'  => $papersize,
1.257     sakharuk 1383:                             'cgi.'.$identifier.'.selection' => $selectionmade,
                   1384: 			    'cgi.'.$identifier.'tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'},
                   1385: 			    'cgi.'.$identifier.'tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'},
1.272     sakharuk 1386: 			    'cgi.'.$identifier.'role' => $ENV{'request.role.adv'},
1.274     sakharuk 1387:                             'cgi.'.$identifier.'numberoffiles' => $#print_array,
1.276     sakharuk 1388:                             'cgi.'.$identifier.'studentnames' => $student_names,
                   1389:                             'cgi.'.$identifier.'backref' => $URLback,);
1.256     sakharuk 1390:  
1.140     sakharuk 1391: $r->print(<<FINALEND);
1.317     albertel 1392: <br />
1.288     albertel 1393: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" />
1.317     albertel 1394: <a href="/cgi-bin/printout.pl?$identifier">Continue</a>
1.140     sakharuk 1395: </body>
                   1396: </html>
                   1397: FINALEND
                   1398: }
                   1399: 
1.288     albertel 1400: sub num_to_letters {
                   1401:     my ($num) = @_;
                   1402:     my @nums= split('',$num);
                   1403:     my @num_to_let=('A'..'Z');
                   1404:     my $word;
                   1405:     foreach my $digit (@nums) { $word.=$num_to_let[$digit]; }
                   1406:     return $word;
                   1407: }
                   1408: 
                   1409: sub get_CODE {
                   1410:     my ($all_codes,$num,$seed,$size)=@_;
                   1411:     my $max='1'.'0'x$size;
                   1412:     my $newcode;
                   1413:     while(1) {
1.293     albertel 1414: 	$newcode=sprintf("%06d",int(rand($max)));
1.288     albertel 1415: 	if (!exists($$all_codes{$newcode})) {
                   1416: 	    $$all_codes{$newcode}=1;
                   1417: 	    return &num_to_letters($newcode);
                   1418: 	}
                   1419:     }
                   1420: }
1.140     sakharuk 1421: 
1.284     albertel 1422: sub print_resources {
                   1423:     my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header)=@_;
                   1424:     my $current_output = ''; 
                   1425:     my ($username,$userdomain,$usersection) = split /:/,$person;
                   1426:     my $fullname = &get_name($username,$userdomain);
1.323     sakharuk 1427:     my $namepostfix;
1.288     albertel 1428:     if ($person =~ 'anon') {
1.323     sakharuk 1429: 	$namepostfix="\\\\Name: ";
1.288     albertel 1430: 	$fullname = "CODE - ".$moreenv->{'CODE'};
                   1431:     }
1.351     foxr     1432:     my %page_breaks;
                   1433:     foreach my $break (split /\|\|\|/,$helper->{'VARS'}->{'FINISHPAGE'}) {
                   1434: 	$page_breaks{$break} = 1;
                   1435:     }
1.350     foxr     1436:     my $i           = 0;
1.284     albertel 1437:     #goes through all resources, checks if they are available for 
                   1438:     #current student, and produces output   
                   1439:     &Apache::lonnet::delenv('form.counter');
                   1440:     &Apache::lonxml::init_counter();
                   1441:     foreach my $curresline (@{$master_seq})  {
1.351     foxr     1442: 	if (defined $page_breaks{$curresline}) {
1.350     foxr     1443: 	    if($i != 0) {
                   1444: 		$current_output.= "\\newpage\n";
                   1445: 	    }
                   1446: 	}
                   1447: 	$i++;
1.284     albertel 1448: 	if ( !($type eq 'problems' && 
                   1449: 	       ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) {
                   1450: 	    my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline);
                   1451: 	    if (&Apache::lonnet::allowed('bre',$res_url)) {
1.305     sakharuk 1452: 		if ($res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
                   1453: 		    my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);
                   1454: 		    my $lonidsdir=$r->dir_config('lonIDsDir');
                   1455: 		    my $envfile=$ENV{'user.environment'};
                   1456: 		    $envfile=~/\/([^\/]+)\.id$/;
                   1457: 		    $envfile=$1;
                   1458: 		    &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
                   1459: 		    my $current_counter=$ENV{'form.counter'};
                   1460: 		    if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') ||
                   1461: 		       ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) {
1.332     albertel 1462: 			$moreenv->{'answer_output_mode'}='tex';
                   1463: 			$moreenv->{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'};
                   1464: 			my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$ENV{'request.course.id'},%{$moreenv});
1.305     sakharuk 1465: 			&Apache::lonnet::appenv(('form.counter' => $current_counter));
                   1466: 			if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
                   1467: 			    $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/;
                   1468: 			} else {
                   1469: 			    $rendered=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'});
                   1470: 			    $rendered.='\vskip 0 mm \noindent\textbf{'.&Apache::lonnet::gettitle($curresline).'}\vskip 0 mm ';
                   1471: 			    $rendered.=&path_to_problem ($curresline,$LaTeXwidth);
                   1472: 			    $rendered.='\vskip 1 mm '.$ansrendered;
                   1473: 			}
                   1474: 		    }
                   1475: 		    if ($remove_latex_header eq 'YES') {
                   1476: 			$rendered = &latex_header_footer_remove($rendered);
                   1477: 		    } else {
                   1478: 			$rendered =~ s/\\end{document}//;
                   1479: 		    }
                   1480: 		    $current_output .= $rendered;		    
                   1481: 		} elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) {
                   1482: 		    my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$ENV{'request.course.id'},'tex',$moreenv);
                   1483: 		    my $lonidsdir=$r->dir_config('lonIDsDir');
                   1484: 		    my $envfile=$ENV{'user.environment'};
                   1485: 		    $envfile=~/\/([^\/]+)\.id$/;
                   1486: 		    $envfile=$1;
                   1487: 		    &Apache::lonnet::transfer_profile_to_env($lonidsdir,$envfile);
                   1488: 		    my $current_counter=$ENV{'form.counter'};
                   1489: 		    if ($remove_latex_header eq 'YES') {
                   1490: 			$rendered = &latex_header_footer_remove($rendered);
1.284     albertel 1491: 		    } else {
1.305     sakharuk 1492: 			$rendered =~ s/\\end{document}//;
1.284     albertel 1493: 		    }
1.305     sakharuk 1494: 		    $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut ';
1.284     albertel 1495: 		} else {
1.307     sakharuk 1496: 		    my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'});
1.305     sakharuk 1497: 		    if ($remove_latex_header ne 'NO') {
                   1498: 			$rendered = &latex_header_footer_remove($rendered);
                   1499: 		    } else {
                   1500: 			$rendered =~ s/\\end{document}//;
                   1501: 		    }
                   1502: 		    $current_output .= $rendered;
1.284     albertel 1503: 		}
                   1504: 	    }
                   1505: 	    $remove_latex_header = 'YES';
                   1506: 	}
1.331     albertel 1507: 	if (&Apache::loncommon::connection_aborted($r)) { last; }
1.284     albertel 1508:     }
                   1509:     my $courseidinfo = &get_course();
                   1510:     if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo }
                   1511:     if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection}
                   1512:     my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header');
                   1513:     if ($current_output=~/\\documentclass/) {
1.334     albertel 1514: 	$current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\lhead{\\textit{\\textbf{$fullname}}$courseidinfo \\hfill \\thepage \\\\ \\textit{$currentassignment}$namepostfix}}\\vskip 5 mm /;
1.284     albertel 1515:     } else {
                   1516: 	my $blankpages = '';
                   1517: 	for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blankpages.='\clearpage\strut\clearpage';}
1.334     albertel 1518: 	$current_output = '\strut\vspace*{-6 mm}\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\vspace*{-2 mm}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage '.$blankpages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}}'.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$currentassignment.'}'.$namepostfix.'}} \vskip 5 mm '.$current_output;
1.284     albertel 1519:     }
                   1520:     return ($current_output,$fullname);
                   1521: 
                   1522: }
1.140     sakharuk 1523: 
1.3       sakharuk 1524: sub handler {
                   1525: 
                   1526:     my $r = shift;
1.131     bowersj2 1527:     my $helper;
1.114     bowersj2 1528: 
1.150     sakharuk 1529: #    my $loaderror=&Apache::lonnet::overloaderror($r);
                   1530: #    if ($loaderror) { return $loaderror; }
                   1531: #    $loaderror=
                   1532: #       &Apache::lonnet::overloaderror($r,
                   1533: #         $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
                   1534: #    if ($loaderror) { return $loaderror; }
1.67      www      1535: 
1.177     sakharuk 1536:     my $result = printHelper($r);
                   1537:     if (!ref($result)) {
                   1538: 	return $result;
1.60      sakharuk 1539:     }
1.177     sakharuk 1540:     $helper = $result;
                   1541:    
                   1542: #	my $key; 
                   1543: #	foreach $key (keys %{$helper->{'VARS'}}) {
                   1544: #	    $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
                   1545: #	}
1.264     sakharuk 1546: #	foreach $key (keys %ENV) {
                   1547: #	    $r->print(' '.$key.'->'.$ENV{$key}.'<-<br />');
                   1548: #	}
1.177     sakharuk 1549: #	return OK;
1.184     sakharuk 1550: 
                   1551:     my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
1.353     foxr     1552:  
1.207     sakharuk 1553: #	my $key; 
1.200     sakharuk 1554: #	foreach $key (keys %parmhash) {
                   1555: #	    $r->print(' '.$key.'->'.$parmhash{$key}.'<-<br />');
                   1556: #	}
1.353     foxr     1557: #
1.350     foxr     1558: 
                   1559: 
                   1560: 			 
1.184     sakharuk 1561:     &output_data($r,$helper,\%parmhash);
1.2       sakharuk 1562:     return OK;
1.60      sakharuk 1563: } 
1.2       sakharuk 1564: 
1.131     bowersj2 1565: use Apache::lonhelper;
1.130     sakharuk 1566: 
1.223     bowersj2 1567: sub addMessage {
                   1568:     my $text = shift;
                   1569:     my $paramHash = Apache::lonhelper::getParamHash();
                   1570:     $paramHash->{MESSAGE_TEXT} = $text;
                   1571:     Apache::lonhelper::message->new();
                   1572: }
                   1573: 
1.238     bowersj2 1574: use Data::Dumper;
                   1575: 
1.131     bowersj2 1576: sub printHelper {
1.115     bowersj2 1577:     my $r = shift;
                   1578: 
                   1579:     if ($r->header_only) {
1.131     bowersj2 1580:         if ($ENV{'browser.mathml'}) {
1.241     www      1581:             &Apache::loncommon::content_type($r,'text/xml');
1.131     bowersj2 1582:         } else {
1.241     www      1583:             &Apache::loncommon::content_type($r,'text/html');
1.131     bowersj2 1584:         }
                   1585:         $r->send_http_header;
                   1586:         return OK;
1.115     bowersj2 1587:     }
                   1588: 
1.131     bowersj2 1589:     # Send header, nocache
1.115     bowersj2 1590:     if ($ENV{'browser.mathml'}) {
1.241     www      1591:         &Apache::loncommon::content_type($r,'text/xml');
1.115     bowersj2 1592:     } else {
1.241     www      1593:         &Apache::loncommon::content_type($r,'text/html');
1.115     bowersj2 1594:     }
                   1595:     &Apache::loncommon::no_cache($r);
                   1596:     $r->send_http_header;
                   1597:     $r->rflush();
                   1598: 
1.131     bowersj2 1599:     # Unfortunately, this helper is so complicated we have to
                   1600:     # write it by hand
                   1601: 
                   1602:     Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
                   1603:     
1.176     bowersj2 1604:     my $helper = Apache::lonhelper::helper->new("Printing Helper");
1.146     bowersj2 1605:     $helper->declareVar('symb');
1.156     bowersj2 1606:     $helper->declareVar('postdata');    
1.290     sakharuk 1607:     $helper->declareVar('curseed'); 
                   1608:     $helper->declareVar('probstatus');   
1.156     bowersj2 1609:     $helper->declareVar('filename');
                   1610:     $helper->declareVar('construction');
1.178     sakharuk 1611:     $helper->declareVar('assignment');
1.262     sakharuk 1612:     $helper->declareVar('style_file');
1.340     foxr     1613:     $helper->declareVar('student_sort');
1.131     bowersj2 1614:     
                   1615:     # This will persistently load in the data we want from the
                   1616:     # very first screen.
1.156     bowersj2 1617:     # Detect whether we're coming from construction space
1.208     www      1618:     if ($ENV{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) {
1.235     bowersj2 1619:         $helper->{VARS}->{'filename'} = "~$1/$2";
1.156     bowersj2 1620:         $helper->{VARS}->{'construction'} = 1;
                   1621:     } else {
                   1622:         if ($ENV{'form.postdata'}) {
                   1623:             $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'});
                   1624:         }
                   1625:         if ($ENV{'form.symb'}) {
                   1626:             $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
                   1627:         }
                   1628:         if ($ENV{'form.url'}) {
                   1629:             $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
                   1630:         }
1.157     bowersj2 1631:     }
1.156     bowersj2 1632: 
1.146     bowersj2 1633:     if ($ENV{'form.symb'}) {
                   1634:         $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
                   1635:     }
                   1636:     if ($ENV{'form.url'}) {
1.140     sakharuk 1637:         $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1.153     sakharuk 1638: 
1.140     sakharuk 1639:     }
1.343     albertel 1640:     $helper->{VARS}->{'symb'}=
                   1641: 	&Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'});
1.335     albertel 1642:     my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper);
1.178     sakharuk 1643:     if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;}
1.140     sakharuk 1644: 
1.156     bowersj2 1645:     
1.146     bowersj2 1646:     # Extract map
                   1647:     my $symb = $helper->{VARS}->{'symb'};
1.156     bowersj2 1648:     my ($map, $id, $url);
                   1649:     my $subdir;
                   1650: 
                   1651:     # Get the resource name from construction space
                   1652:     if ($helper->{VARS}->{'construction'}) {
                   1653:         $resourceTitle = substr($helper->{VARS}->{'filename'}, 
                   1654:                                 rindex($helper->{VARS}->{'filename'}, '/')+1);
                   1655:         $subdir = substr($helper->{VARS}->{'filename'},
                   1656:                          0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
                   1657:     } else {
1.233     www      1658:         ($map, $id, $url) = &Apache::lonnet::decode_symb($symb);
1.343     albertel 1659:         $helper->{VARS}->{'postdata'} = 
                   1660: 	    &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url));
1.146     bowersj2 1661: 
1.156     bowersj2 1662:         if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1.238     bowersj2 1663:             my $postdata = $helper->{VARS}->{'postdata'};
                   1664:             $resourceTitle = substr($postdata, rindex($postdata, '/') + 1);
1.156     bowersj2 1665:         }
                   1666:         $subdir = &Apache::lonnet::filelocation("", $url);
1.128     bowersj2 1667:     }
1.230     albertel 1668:     if (!$helper->{VARS}->{'curseed'} && $ENV{'form.curseed'}) {
                   1669: 	$helper->{VARS}->{'curseed'}=$ENV{'form.curseed'};
                   1670:     }
1.290     sakharuk 1671:     if (!$helper->{VARS}->{'probstatus'} && $ENV{'form.problemtype'}) {
                   1672: 	$helper->{VARS}->{'probstatus'}=$ENV{'form.problemtype'};
                   1673:     }
1.115     bowersj2 1674: 
1.192     bowersj2 1675:     my $userCanSeeHidden = Apache::lonnavmaps::advancedUser();
1.235     bowersj2 1676:     my $userPriviledged = ($ENV{'request.role'}=~m/^cc\./ or
                   1677: 			   $ENV{'request.role'}=~m/^in\./ or
                   1678: 			   $ENV{'request.role'}=~m/^ta\./);
1.192     bowersj2 1679: 
1.131     bowersj2 1680:     Apache::lonhelper::registerHelperTags();
1.119     bowersj2 1681: 
1.131     bowersj2 1682:     # "Delete everything after the last slash."
1.119     bowersj2 1683:     $subdir =~ s|/[^/]+$||;
1.162     sakharuk 1684:     if (not $helper->{VARS}->{'construction'}) {
1.302     sakharuk 1685: 	$subdir=$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$subdir;
1.153     sakharuk 1686:     }
1.189     bowersj2 1687:     # "Remove all duplicate slashes."
                   1688:     $subdir =~ s|/+|/|g;
1.119     bowersj2 1689: 
1.131     bowersj2 1690:     # What can be printed is a very dynamic decision based on
                   1691:     # lots of factors. So we need to dynamically build this list.
                   1692:     # To prevent security leaks, states are only added to the wizard
                   1693:     # if they can be reached, which ensures manipulating the form input
                   1694:     # won't allow anyone to reach states they shouldn't have permission
                   1695:     # to reach.
                   1696: 
                   1697:     # printChoices is tracking the kind of printing the user can
                   1698:     # do, and will be used in a choices construction later.
                   1699:     # In the meantime we will be adding states and elements to
                   1700:     # the helper by hand.
                   1701:     my $printChoices = [];
                   1702:     my $paramHash;
1.130     sakharuk 1703: 
1.240     albertel 1704:     if ($resourceTitle) {
1.291     sakharuk 1705:         push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('what you just saw on the screen').")", 'current_document', 'PAGESIZE'];
1.156     bowersj2 1706:     }
                   1707: 
1.238     bowersj2 1708:     # Useful filter strings
1.287     albertel 1709:     my $isProblem = '($res->is_problem()||$res->contains_problem) ';
1.238     bowersj2 1710:     $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden;
1.287     albertel 1711:     my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()';
                   1712:     my $isNotMap = '!$res->is_sequence()';
1.238     bowersj2 1713:     $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden;
                   1714:     my $isMap = '$res->is_map()';
1.342     albertel 1715:     my $symbFilter = '$res->shown_symb()';
                   1716:     my $urlValue = '$res->link()';
1.238     bowersj2 1717: 
                   1718:     $helper->declareVar('SEQUENCE');
                   1719: 
                   1720:     # Useful for debugging: Dump the help vars
                   1721:     #$r->print(Dumper($helper->{VARS}));
                   1722:     #$r->print($map);
                   1723: 
1.131     bowersj2 1724:     # If we're in a sequence...
1.235     bowersj2 1725:     if (($helper->{'VARS'}->{'construction'} ne '1') &&
1.350     foxr     1726: 
1.243     bowersj2 1727: 	$helper->{VARS}->{'postdata'} &&
                   1728: 	$helper->{VARS}->{'assignment'}) {
1.131     bowersj2 1729:         # Allow problems from sequence
1.291     sakharuk 1730:         push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1.131     bowersj2 1731:         # Allow all resources from sequence
1.291     sakharuk 1732:         push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('in')." <b><i>$sequenceTitle</i></b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1.130     sakharuk 1733: 
1.131     bowersj2 1734:         my $helperFragment = <<HELPERFRAGMENT;
1.155     sakharuk 1735:   <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
                   1736:     <message>(mark them then click "next" button) <br /></message>
1.287     albertel 1737:     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
                   1738:               closeallpages="1">
1.144     bowersj2 1739:       <nextstate>PAGESIZE</nextstate>
1.192     bowersj2 1740:       <filterfunc>return $isProblem;</filterfunc>
1.131     bowersj2 1741:       <mapurl>$map</mapurl>
1.238     bowersj2 1742:       <valuefunc>return $symbFilter;</valuefunc>
1.350     foxr     1743:       <option text='Newpage' variable='FINISHPAGE' />
1.131     bowersj2 1744:       </resource>
                   1745:     </state>
                   1746: 
1.155     sakharuk 1747:   <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
                   1748:     <message>(mark them then click "next" button) <br /></message>
1.287     albertel 1749:     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
                   1750:               closeallpages="1">
1.144     bowersj2 1751:       <nextstate>PAGESIZE</nextstate>
1.145     bowersj2 1752:       <filterfunc>return $isNotMap;</filterfunc>
1.131     bowersj2 1753:       <mapurl>$map</mapurl>
1.238     bowersj2 1754:       <valuefunc>return $symbFilter;</valuefunc>
1.350     foxr     1755:       <option text='Newpage' variable='FINISHPAGE' />
1.131     bowersj2 1756:       </resource>
                   1757:     </state>
                   1758: HELPERFRAGMENT
1.121     bowersj2 1759: 
1.326     sakharuk 1760: 	&Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1.121     bowersj2 1761:     }
                   1762: 
1.354     foxr     1763:     # If the user is privileged, allow them to print all 
                   1764:     # problems and resources  in the entier course, optionally for selected students
1.306     sakharuk 1765:     if ($userPriviledged && 
                   1766:         ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) { 
1.350     foxr     1767: 
1.254     sakharuk 1768:         push @{$printChoices}, ['<b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS'];
1.354     foxr     1769: 	push @{$printChoices}, ['<b>Resources</b> from <b>entire course</b>', 'all_resources', 'ALL_RESOURCES'];
1.284     albertel 1770:          &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS);
1.155     sakharuk 1771:   <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
                   1772:     <message>(mark them then click "next" button) <br /></message>
1.287     albertel 1773:     <resource variable="RESOURCES" toponly='0' multichoice="1"
                   1774: 	suppressEmptySequences='0' addstatus="1" closeallpages="1">
1.144     bowersj2 1775:       <nextstate>PAGESIZE</nextstate>
1.192     bowersj2 1776:       <filterfunc>return $isProblemOrMap;</filterfunc>
1.287     albertel 1777:       <choicefunc>return $isNotMap;</choicefunc>
1.238     bowersj2 1778:       <valuefunc>return $symbFilter;</valuefunc>
1.350     foxr     1779:       <option text='Newpage' variable='FINISHPAGE' />
1.284     albertel 1780:     </resource>
                   1781:   </state>
1.354     foxr     1782:   <state name="ALL_RESOURCES" title="Select Resource(s) to print">
                   1783:     <message>(Mark them then click "next" button) <br /> </message>
                   1784:     <resource variable="RESOURCES" toponly='0' multichoice='1'
                   1785:               suppressEmptySequences='0' addstatus='1' closeallpages='1'>
                   1786:       <nextstate>PAGESIZE</nextstate>
                   1787:       <filterfunc>return $isNotMap; </filterfunc>
                   1788:       <mapurl> $map</mapursl>
                   1789:       <valuefunc>return $symbFilter;</valuefunc>
                   1790:       <option text='NewPage' variable='FINISHPAGE' />
                   1791:     </resource>
                   1792:   </state>
1.284     albertel 1793: ALL_PROBLEMS
1.132     bowersj2 1794: 
1.284     albertel 1795: 	if ($helper->{VARS}->{'assignment'}) {
1.291     sakharuk 1796: 	    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'];
                   1797: 	    push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'problems_for_anon', 'CHOOSE_ANON1'];
1.284     albertel 1798: 	}
                   1799: 	my $resource_selector=<<RESOURCE_SELECTOR;
                   1800:    <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.287     albertel 1801:     <resource variable="RESOURCES" multichoice="1" addstatus="1" 
                   1802:               closeallpages="1">
1.254     sakharuk 1803:       <filterfunc>return $isProblem;</filterfunc>
1.148     bowersj2 1804:       <mapurl>$map</mapurl>
1.254     sakharuk 1805:       <valuefunc>return $symbFilter;</valuefunc>
1.350     foxr     1806:       <option text='New Page' variable='FINISHPAGE' />
1.147     bowersj2 1807:       </resource>
1.155     sakharuk 1808:     <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1.149     bowersj2 1809:     <choices variable="EMPTY_PAGES">
1.204     sakharuk 1810:       <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
                   1811:       <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
                   1812:       <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
                   1813:       <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1.284     albertel 1814:     </choices>
                   1815:     <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
                   1816:     <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
                   1817: RESOURCE_SELECTOR
                   1818: 
                   1819:         &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
                   1820:   <state name="CHOOSE_STUDENTS" title="Select Students and Resources">
                   1821:       <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
1.352     foxr     1822:       <message><b>Select sort order</b> </message>
1.340     foxr     1823:     <choices variable='student_sort'>
                   1824:       <choice computer='0'>Sort by section then student</choice>
                   1825:       <choice computer='1'>Sort by students across sections.</choice>
                   1826:     </choices>
1.284     albertel 1827:     $resource_selector
                   1828:   </state>
1.131     bowersj2 1829: CHOOSE_STUDENTS
1.292     albertel 1830: 
                   1831: 	my $cdom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
                   1832: 	my $cnum = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
                   1833:         my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
                   1834: 	my $namechoice='<choice></choice>';
1.337     albertel 1835: 	foreach my $name (sort {uc($a) cmp uc($b)} @names) {
1.294     albertel 1836: 	    if ($name =~ /^error: 2 /) { next; }
1.292     albertel 1837: 	    $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>';
                   1838: 	}
1.284     albertel 1839:         &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1);
                   1840:   <state name="CHOOSE_ANON1" title="Select Students and Resources">
1.288     albertel 1841:     <nextstate>PAGESIZE</nextstate>
1.287     albertel 1842:     <message><hr width='33%' /><b>Number of anonymous assignments to print?</b></message>
1.284     albertel 1843:     <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"></string>
1.292     albertel 1844:     <message><br /><b>Names to store the CODEs under for later:</b></message>
1.288     albertel 1845:     <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
1.292     albertel 1846:     <message><hr width='33%' /></message>
                   1847:     <message><b>Reprint a set of saved CODEs:</b></message>
                   1848:     <dropdown variable="REUSE_OLD_CODES">
                   1849:         $namechoice
                   1850:     </dropdown>
1.284     albertel 1851:     <message><hr width='33%' /></message>
                   1852:     $resource_selector
                   1853:   </state>
                   1854: CHOOSE_ANON1
1.254     sakharuk 1855: 
1.272     sakharuk 1856: 
1.254     sakharuk 1857: 	if ($helper->{VARS}->{'assignment'}) {
1.291     sakharuk 1858: 	    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'];
                   1859: 	    push @{$printChoices}, ["<b>".&mt('Resources')."</b> ".&mt('from')." <b><i>$sequenceTitle</i></b> ".&mt('for')." <b>".&mt('anonymous students')."</b>", 'resources_for_anon', 'CHOOSE_ANON2'];
1.254     sakharuk 1860: 	}
1.284     albertel 1861: 	    
                   1862: 
                   1863: 	$resource_selector=<<RESOURCE_SELECTOR;
1.254     sakharuk 1864:     <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1.287     albertel 1865:     <resource variable="RESOURCES" multichoice="1" addstatus="1" 
                   1866:               closeallpages="1">
1.254     sakharuk 1867:       <filterfunc>return $isNotMap;</filterfunc>
                   1868:       <mapurl>$map</mapurl>
                   1869:       <valuefunc>return $symbFilter;</valuefunc>
1.350     foxr     1870:       <option text='Newpage' variable='FINISHPAGE' />
1.254     sakharuk 1871:       </resource>
                   1872:     <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
                   1873:     <choices variable="EMPTY_PAGES">
                   1874:       <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice>
                   1875:       <choice computer='1'>Add one empty page/column after each student\'s assignment</choice>
                   1876:       <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice>
                   1877:       <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice>
1.284     albertel 1878:     </choices>
                   1879:     <message><hr width='33%' /><b>Number of assignments printed at the same time: </b></message>
                   1880:     <string variable="NUMBER_TO_PRINT" maxlength="5" size="5"><defaultvalue>"all"</defaultvalue></string>
                   1881: RESOURCE_SELECTOR
                   1882: 
                   1883: 	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1);
                   1884:   <state name="CHOOSE_STUDENTS1" title="Select Students and Resources">
                   1885:     <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
1.340     foxr     1886:     <choices variable='student_sort'>
                   1887:       <choice computer='0'>Sort by section then student</choice>
                   1888:       <choice computer='1'>Sort by students across sections.</choice>
                   1889:     </choices>
                   1890: 
1.284     albertel 1891:     $resource_selector
1.254     sakharuk 1892:     </state>
                   1893: CHOOSE_STUDENTS1
                   1894: 
1.284     albertel 1895: 	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2);
                   1896:   <state name="CHOOSE_ANON2" title="Select Students and Resources">
1.294     albertel 1897:     <nextstate>PAGESIZE</nextstate>
                   1898:     <message><hr width='33%' /><b>Number of anonymous assignments to print?</b></message>
1.284     albertel 1899:     <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"></string>
1.294     albertel 1900:     <message><br /><b>Names to store the CODEs under for later:</b></message>
                   1901:     <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" />
                   1902:     <message><hr width='33%' /></message>
                   1903:     <message><b>Reprint a set of saved CODEs:</b></message>
                   1904:     <dropdown variable="REUSE_OLD_CODES">
                   1905:         $namechoice
                   1906:     </dropdown>
1.284     albertel 1907:     <message><hr width='33%' /></message>
                   1908:     $resource_selector
                   1909:   </state>
                   1910: CHOOSE_ANON2
1.121     bowersj2 1911:     }
                   1912: 
                   1913:     # FIXME: That RE should come from a library somewhere.
1.302     sakharuk 1914:     if ((((&Apache::lonnet::allowed('bre',$subdir) eq 'F') and ($helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)) or defined $helper->{'VARS'}->{'construction'}) and $ENV{'request.role.adv'} and $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/') {    
1.291     sakharuk 1915:         push @{$printChoices}, ["<b>".&mt('Problems')."</b> ".&mt('from current subdirectory')." <b><i>$subdir</i></b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
1.238     bowersj2 1916: 
1.131     bowersj2 1917:         my $f = '$filename';
1.139     bowersj2 1918:         my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
1.155     sakharuk 1919:   <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
                   1920:     <message>(mark them then click "next" button) <br /></message>
1.138     bowersj2 1921:     <files variable="FILES" multichoice='1'>
1.144     bowersj2 1922:       <nextstate>PAGESIZE</nextstate>
1.138     bowersj2 1923:       <filechoice>return '$subdir';</filechoice>
1.139     bowersj2 1924: CHOOSE_FROM_SUBDIR
                   1925:         
1.238     bowersj2 1926:         # this is broken up because I really want interpolation above,
                   1927:         # and I really DON'T want it below
1.139     bowersj2 1928:         $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
1.225     bowersj2 1929:       <filefilter>return Apache::lonhelper::files::not_old_version($filename) &&
                   1930: 	  $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/;
1.131     bowersj2 1931:       </filefilter>
1.138     bowersj2 1932:       </files>
1.131     bowersj2 1933:     </state>
                   1934: CHOOSE_FROM_SUBDIR
1.139     bowersj2 1935:         &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.131     bowersj2 1936:     }
1.238     bowersj2 1937: 
                   1938:     # Allow the user to select any sequence in the course, feed it to
                   1939:     # another resource selector for that sequence
1.239     bowersj2 1940:     if (!$helper->{VARS}->{'construction'}) {
1.254     sakharuk 1941: 	push @$printChoices, ["<b>Resources</b> from <b>selected sequence</b> in course",
1.249     sakharuk 1942: 			      'select_sequences', 'CHOOSE_SEQUENCE'];
1.244     bowersj2 1943: 	my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'};
                   1944: 	#Escape apostrophes and backslashes for Perl
                   1945: 	$escapedSequenceName =~ s/\\/\\\\/g;
                   1946: 	$escapedSequenceName =~ s/'/\\'/g;
1.239     bowersj2 1947: 	&Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE);
1.238     bowersj2 1948:   <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From">
                   1949:     <message>Select the sequence to print resources from:</message>
                   1950:     <resource variable="SEQUENCE">
                   1951:       <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate>
                   1952:       <filterfunc>return \$res->is_sequence;</filterfunc>
                   1953:       <valuefunc>return $urlValue;</valuefunc>
1.350     foxr     1954:       <option text='Newpage' variable='FINISHPAGE' />
1.238     bowersj2 1955:       </resource>
                   1956:     </state>
                   1957:   <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print">
                   1958:     <message>(mark desired resources then click "next" button) <br /></message>
1.287     albertel 1959:     <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1"
                   1960:               closeallpages="1">
1.238     bowersj2 1961:       <nextstate>PAGESIZE</nextstate>
                   1962:       <filterfunc>return $isProblem</filterfunc>
1.244     bowersj2 1963:       <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl>
1.238     bowersj2 1964:       <valuefunc>return $symbFilter;</valuefunc>
1.350     foxr     1965:       <option text='Newpage' variable='FINISHPAGE' />
1.238     bowersj2 1966:       </resource>
                   1967:     </state>
                   1968: CHOOSE_FROM_ANY_SEQUENCE
1.239     bowersj2 1969: }
1.131     bowersj2 1970: 
                   1971:     # Generate the first state, to select which resources get printed.
1.223     bowersj2 1972:     Apache::lonhelper::state->new("START", "Select Printing Options:");
1.131     bowersj2 1973:     $paramHash = Apache::lonhelper::getParamHash();
1.155     sakharuk 1974:     $paramHash->{MESSAGE_TEXT} = "";
1.131     bowersj2 1975:     Apache::lonhelper::message->new();
                   1976:     $paramHash = Apache::lonhelper::getParamHash();
                   1977:     $paramHash->{'variable'} = 'PRINT_TYPE';
1.137     bowersj2 1978:     $helper->declareVar('PRINT_TYPE');
1.131     bowersj2 1979:     $paramHash->{CHOICES} = $printChoices;
                   1980:     Apache::lonhelper::choices->new();
1.161     bowersj2 1981: 
1.223     bowersj2 1982:     my $startedTable = 0; # have we started an HTML table yet? (need
                   1983:                           # to close it later)
                   1984: 
1.170     sakharuk 1985:     if (($ENV{'request.role.adv'} and &Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) or 
                   1986: 	($helper->{VARS}->{'construction'} eq '1')) {
1.242     sakharuk 1987: 	addMessage("<hr width='33%' /><table><tr><td align='right'>Print: </td><td>");
1.161     bowersj2 1988:         $paramHash = Apache::lonhelper::getParamHash();
1.162     sakharuk 1989: 	$paramHash->{'variable'} = 'ANSWER_TYPE';   
                   1990: 	$helper->declareVar('ANSWER_TYPE');         
1.161     bowersj2 1991:         $paramHash->{CHOICES} = [
1.242     sakharuk 1992:                                    ['Without Answers', 'yes'],
                   1993:                                    ['With Answers', 'no'],
1.289     sakharuk 1994:                                    ['Only Answers', 'only'],
                   1995:                                    ['As Exam Problem', 'exam']
                   1996:                                 ];
1.210     sakharuk 1997:         Apache::lonhelper::dropdown->new();
1.223     bowersj2 1998: 	addMessage("</td></tr>");
                   1999: 	$startedTable = 1;
1.161     bowersj2 2000:     }
1.209     sakharuk 2001: 
1.203     sakharuk 2002:     if ($ENV{'request.role.adv'}) {
1.223     bowersj2 2003: 	if (!$startedTable) {
                   2004: 	    addMessage("<hr width='33%' /><table><tr><td align='right'>LaTeX mode: </td><td>");
                   2005: 	    $startedTable = 1;
                   2006: 	} else {
                   2007: 	    addMessage("<tr><td align='right'>LaTeX mode: </td><td>");
                   2008: 	}
1.203     sakharuk 2009:         $paramHash = Apache::lonhelper::getParamHash();
                   2010: 	$paramHash->{'variable'} = 'LATEX_TYPE';   
                   2011: 	$helper->declareVar('LATEX_TYPE');  
                   2012: 	if ($helper->{VARS}->{'construction'} eq '1') {       
                   2013: 	    $paramHash->{CHOICES} = [
1.223     bowersj2 2014: 				     ['standard LaTeX mode', 'standard'], 
                   2015: 				     ['LaTeX batchmode', 'batchmode'], ];
1.203     sakharuk 2016: 	} else {
                   2017: 	    $paramHash->{CHOICES} = [
1.223     bowersj2 2018: 				     ['LaTeX batchmode', 'batchmode'],
                   2019: 				     ['standard LaTeX mode', 'standard'] ];
1.203     sakharuk 2020: 	}
1.210     sakharuk 2021:         Apache::lonhelper::dropdown->new();
1.218     sakharuk 2022:  
1.223     bowersj2 2023: 	addMessage("</td></tr><tr><td align='right'>Print Table of Contents: </td><td>");
1.209     sakharuk 2024:         $paramHash = Apache::lonhelper::getParamHash();
                   2025: 	$paramHash->{'variable'} = 'TABLE_CONTENTS';   
                   2026: 	$helper->declareVar('TABLE_CONTENTS');         
                   2027:         $paramHash->{CHOICES} = [
1.223     bowersj2 2028:                                    ['No', 'no'],
                   2029:                                    ['Yes', 'yes'] ];
1.210     sakharuk 2030:         Apache::lonhelper::dropdown->new();
1.223     bowersj2 2031: 	addMessage("</td></tr>");
1.214     sakharuk 2032:         
1.220     sakharuk 2033: 	if (not $helper->{VARS}->{'construction'}) {
1.223     bowersj2 2034: 	    addMessage("<tr><td align='right'>Print Index: </td><td>");
1.220     sakharuk 2035: 	    $paramHash = Apache::lonhelper::getParamHash();
                   2036: 	    $paramHash->{'variable'} = 'TABLE_INDEX';   
                   2037: 	    $helper->declareVar('TABLE_INDEX');         
                   2038: 	    $paramHash->{CHOICES} = [
1.223     bowersj2 2039: 				     ['No', 'no'],
                   2040: 				     ['Yes', 'yes'] ];
1.220     sakharuk 2041: 	    Apache::lonhelper::dropdown->new();
1.223     bowersj2 2042: 	    addMessage("</td></tr>");
1.309     sakharuk 2043: 	    addMessage("<tr><td align='right'>Print Discussions: </td><td>");
                   2044: 	    $paramHash = Apache::lonhelper::getParamHash();
                   2045: 	    $paramHash->{'variable'} = 'PRINT_DISCUSSIONS';   
                   2046: 	    $helper->declareVar('PRINT_DISCUSSIONS');         
                   2047: 	    $paramHash->{CHOICES} = [
                   2048: 				     ['No', 'no'],
                   2049: 				     ['Yes', 'yes'] ];
                   2050: 	    Apache::lonhelper::dropdown->new();
                   2051: 	    addMessage("</td></tr>");
1.220     sakharuk 2052: 	}
1.219     sakharuk 2053: 
1.230     albertel 2054: 	if ($helper->{'VARS'}->{'construction'}) { 
1.265     sakharuk 2055: 	    my $stylevalue=$ENV{'construct.style'};
                   2056: 	    my $xmlfrag .= <<"RNDSEED";
1.290     sakharuk 2057: 	    <message><tr><td align='right'>Use random seed:  </td><td></message>
1.230     albertel 2058: 	    <string variable="curseed" size="15" maxlength="15">
                   2059: 		<defaultvalue>
                   2060: 	            return $helper->{VARS}->{'curseed'};
                   2061: 	        </defaultvalue>
1.262     sakharuk 2062: 	    </string>
1.264     sakharuk 2063: 	     <message></td></tr><tr><td align="right">Use style file:</td><td></message>
1.265     sakharuk 2064:              <message><input type="text" size="40" name="style_file_value" value="$stylevalue"  />&nbsp; <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><td></message>
1.230     albertel 2065:              <message></td></tr></message>
                   2066: RNDSEED
                   2067:             &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1.264     sakharuk 2068: 	    $helper->{'VARS'}->{'style_file'}=$ENV{'form.style_file_value'};
1.219     sakharuk 2069: 	}
1.223     bowersj2 2070:     }
1.264     sakharuk 2071: 
                   2072: 
                   2073: 
1.218     sakharuk 2074: 
1.223     bowersj2 2075:     if ($startedTable) {
                   2076: 	addMessage("</table>");
1.215     sakharuk 2077:     }
1.161     bowersj2 2078: 
1.131     bowersj2 2079:     Apache::lonprintout::page_format_state->new("FORMAT");
                   2080: 
1.144     bowersj2 2081:     # Generate the PAGESIZE state which will offer the user the margin
                   2082:     # choices if they select one column
                   2083:     Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
                   2084:     Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
                   2085: 
                   2086: 
1.131     bowersj2 2087:     $helper->process();
                   2088: 
                   2089:     # MANUAL BAILOUT CONDITION:
                   2090:     # If we're in the "final" state, bailout and return to handler
                   2091:     if ($helper->{STATE} eq 'FINAL') {
                   2092:         return $helper;
                   2093:     }    
1.130     sakharuk 2094: 
1.131     bowersj2 2095:     $r->print($helper->display());
1.130     sakharuk 2096: 
1.333     albertel 2097:     &Apache::lonhelper::unregisterHelperTags();
1.115     bowersj2 2098: 
                   2099:     return OK;
                   2100: }
                   2101: 
1.1       www      2102: 
                   2103: 1;
1.119     bowersj2 2104: 
                   2105: package Apache::lonprintout::page_format_state;
                   2106: 
                   2107: =pod
                   2108: 
1.131     bowersj2 2109: =head1 Helper element: page_format_state
                   2110: 
                   2111: See lonhelper.pm documentation for discussion of the helper framework.
1.119     bowersj2 2112: 
1.131     bowersj2 2113: Apache::lonprintout::page_format_state is an element that gives the 
                   2114: user an opportunity to select the page layout they wish to print 
                   2115: with: Number of columns, portrait/landscape, and paper size. If you 
                   2116: want to change the paper size choices, change the @paperSize array 
                   2117: contents in this package.
1.119     bowersj2 2118: 
1.131     bowersj2 2119: page_format_state is always directly invoked in lonprintout.pm, so there
                   2120: is no tag interface. You actually pass parameters to the constructor.
1.119     bowersj2 2121: 
                   2122: =over 4
                   2123: 
1.131     bowersj2 2124: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1.119     bowersj2 2125: 
                   2126: =back
                   2127: 
                   2128: =cut
                   2129: 
1.131     bowersj2 2130: use Apache::lonhelper;
1.119     bowersj2 2131: 
                   2132: no strict;
1.131     bowersj2 2133: @ISA = ("Apache::lonhelper::element");
1.119     bowersj2 2134: use strict;
1.266     sakharuk 2135: use Apache::lonlocal;
1.119     bowersj2 2136: 
                   2137: my $maxColumns = 2;
1.326     sakharuk 2138: my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]", 
1.327     albertel 2139:                  "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]",
1.326     sakharuk 2140:                  "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]", 
                   2141:                  "a5 [148x210 mm]", "a6 [105x148 mm]" );
1.119     bowersj2 2142: 
                   2143: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
                   2144: #                   Paper type
                   2145: 
                   2146: sub new { 
1.131     bowersj2 2147:     my $self = Apache::lonhelper::element->new();
1.119     bowersj2 2148: 
1.135     bowersj2 2149:     shift;
                   2150: 
1.131     bowersj2 2151:     $self->{'variable'} = shift;
1.134     bowersj2 2152:     my $helper = Apache::lonhelper::getHelper();
1.135     bowersj2 2153:     $helper->declareVar($self->{'variable'});
1.131     bowersj2 2154:     bless($self);
1.119     bowersj2 2155:     return $self;
                   2156: }
                   2157: 
                   2158: sub render {
                   2159:     my $self = shift;
1.131     bowersj2 2160:     my $helper = Apache::lonhelper::getHelper();
1.119     bowersj2 2161:     my $result = '';
1.131     bowersj2 2162:     my $var = $self->{'variable'};
1.266     sakharuk 2163:     my $PageLayout=&mt('Page layout');
                   2164:     my $NumberOfColumns=&mt('Number of columns');
                   2165:     my $PaperType=&mt('Paper type');
1.119     bowersj2 2166:     $result .= <<STATEHTML;
                   2167: 
1.223     bowersj2 2168: <hr width="33%" />
1.119     bowersj2 2169: <table cellpadding="3">
                   2170:   <tr>
1.266     sakharuk 2171:     <td align="center"><b>$PageLayout</b></td>
                   2172:     <td align="center"><b>$NumberOfColumns</b></td>
                   2173:     <td align="center"><b>$PaperType</b></td>
1.119     bowersj2 2174:   </tr>
                   2175:   <tr>
                   2176:     <td>
1.155     sakharuk 2177:       <input type="radio" name="${var}.layout" value="L" /> Landscape<br />
                   2178:       <input type="radio" name="${var}.layout" value="P" checked='1'  /> Portrait
1.119     bowersj2 2179:     </td>
1.155     sakharuk 2180:     <td align="center">
1.119     bowersj2 2181:       <select name="${var}.cols">
                   2182: STATEHTML
                   2183: 
                   2184:     my $i;
                   2185:     for ($i = 1; $i <= $maxColumns; $i++) {
1.144     bowersj2 2186:         if ($i == 2) {
1.119     bowersj2 2187:             $result .= "<option value='$i' selected>$i</option>\n";
                   2188:         } else {
                   2189:             $result .= "<option value='$i'>$i</option>\n";
                   2190:         }
                   2191:     }
                   2192: 
                   2193:     $result .= "</select></td><td>\n";
                   2194:     $result .= "<select name='${var}.paper'>\n";
                   2195: 
1.304     sakharuk 2196:     my %parmhash=&Apache::lonnet::coursedescription($ENV{'request.course.id'});
                   2197:     my $DefaultPaperSize=$parmhash{'default_paper_size'};
                   2198:     if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';}
1.119     bowersj2 2199:     $i = 0;
                   2200:     foreach (@paperSize) {
1.326     sakharuk 2201: 	$_=~/(\w+)/;
                   2202: 	my $papersize=$1;
1.304     sakharuk 2203:         if ($paperSize[$i]=~/$DefaultPaperSize/) {
1.326     sakharuk 2204:             $result .= "<option selected value='$papersize'>" . $paperSize[$i] . "</option>\n";
1.119     bowersj2 2205:         } else {
1.326     sakharuk 2206:             $result .= "<option value='$papersize'>" . $paperSize[$i] . "</option>\n";
1.119     bowersj2 2207:         }
                   2208:         $i++;
                   2209:     }
                   2210:     $result .= "</select></td></tr></table>";
                   2211:     return $result;
1.135     bowersj2 2212: }
                   2213: 
                   2214: sub postprocess {
                   2215:     my $self = shift;
                   2216: 
                   2217:     my $var = $self->{'variable'};
1.136     bowersj2 2218:     my $helper = Apache::lonhelper->getHelper();
1.135     bowersj2 2219:     $helper->{VARS}->{$var} = 
1.136     bowersj2 2220:         $ENV{"form.$var.layout"} . '|' . $ENV{"form.$var.cols"} . '|' .
                   2221:         $ENV{"form.$var.paper"};
1.135     bowersj2 2222:     return 1;
1.119     bowersj2 2223: }
                   2224: 
                   2225: 1;
1.144     bowersj2 2226: 
                   2227: package Apache::lonprintout::page_size_state;
                   2228: 
                   2229: =pod
                   2230: 
                   2231: =head1 Helper element: page_size_state
                   2232: 
                   2233: See lonhelper.pm documentation for discussion of the helper framework.
                   2234: 
                   2235: Apache::lonprintout::page_size_state is an element that gives the 
                   2236: user the opportunity to further refine the page settings if they
                   2237: select a single-column page.
                   2238: 
                   2239: page_size_state is always directly invoked in lonprintout.pm, so there
                   2240: is no tag interface. You actually pass parameters to the constructor.
                   2241: 
                   2242: =over 4
                   2243: 
                   2244: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
                   2245: 
                   2246: =back
                   2247: 
                   2248: =cut
                   2249: 
                   2250: use Apache::lonhelper;
                   2251: 
                   2252: no strict;
                   2253: @ISA = ("Apache::lonhelper::element");
                   2254: use strict;
                   2255: 
                   2256: 
                   2257: 
                   2258: sub new { 
                   2259:     my $self = Apache::lonhelper::element->new();
                   2260: 
                   2261:     shift; # disturbs me (probably prevents subclassing) but works (drops
                   2262:            # package descriptor)... - Jeremy
                   2263: 
                   2264:     $self->{'variable'} = shift;
                   2265:     my $helper = Apache::lonhelper::getHelper();
                   2266:     $helper->declareVar($self->{'variable'});
                   2267: 
                   2268:     # The variable name of the format element, so we can look into 
                   2269:     # $helper->{VARS} to figure out whether the columns are one or two
                   2270:     $self->{'formatvar'} = shift;
                   2271: 
                   2272:     # The state to transition to after selection, or after discovering
                   2273:     # the cols are not set to 1
                   2274:     $self->{NEXTSTATE} = shift;
                   2275:     bless($self);
                   2276:     return $self;
                   2277: }
                   2278: 
                   2279: sub render {
                   2280:     my $self = shift;
                   2281:     my $helper = Apache::lonhelper::getHelper();
                   2282:     my $result = '';
                   2283:     my $var = $self->{'variable'};
                   2284: 
                   2285:     if (defined $self->{ERROR_MSG}) {
                   2286:         $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
                   2287:     }
                   2288: 
                   2289:     $result .= <<ELEMENTHTML;
                   2290: 
                   2291: <p>How should the column be formatted?</p>
                   2292: 
                   2293: <table cellpadding='3'>
                   2294:   <tr>
                   2295:     <td align='right'><b>Width</b>:</td>
                   2296:     <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
                   2297:     <td align='left'>
                   2298:       <select name='$var.widthunit'>
                   2299:         <option>cm</option><option>in</option>
                   2300:       </select>
                   2301:     </td>
                   2302:   </tr>
                   2303:   <tr>
                   2304:     <td align='right'><b>Height</b>:</td>
                   2305:     <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
                   2306:     <td align='left'>
                   2307:       <select name='$var.heightunit'>
                   2308:         <option>cm</option><option>in</option>
                   2309:       </select>
                   2310:     </td>
                   2311:   </tr>
                   2312:   <tr>
                   2313:     <td align='right'><b>Left margin</b>:</td>
                   2314:     <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
                   2315:     <td align='left'>
1.186     bowersj2 2316:       <select name='$var.lmarginunit'>
1.144     bowersj2 2317:         <option>cm</option><option>in</option>
                   2318:       </select>
                   2319:     </td>
                   2320:   </tr>
                   2321: </table>
                   2322: 
                   2323: <p>Hint: Some instructors like to leave scratch space for the student by
1.280     albertel 2324: making the width much smaller than the width of the page.</p>
1.144     bowersj2 2325: 
                   2326: ELEMENTHTML
                   2327: 
                   2328:     return $result;
                   2329: }
                   2330: 
                   2331: # If the user didn't select 1 column, skip this state.
                   2332: sub preprocess {
                   2333:     my $self = shift;
                   2334:     my $helper = Apache::lonhelper::getHelper();
                   2335: 
                   2336:     my $format = $helper->{VARS}->{$self->{'formatvar'}};
                   2337:     if (substr($format, 2, 1) ne '1') {
                   2338:         $helper->changeState($self->{NEXTSTATE});
                   2339:     }
                   2340:    
                   2341:     return 1;
                   2342: }
                   2343: 
                   2344: sub postprocess {
                   2345:     my $self = shift;
                   2346: 
                   2347:     my $var = $self->{'variable'};
                   2348:     my $helper = Apache::lonhelper->getHelper();
                   2349:     my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"}; 
                   2350:     my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"}; 
                   2351:     my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"}; 
                   2352:     $helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"}; 
                   2353:     $helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"}; 
                   2354:     $helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"}; 
                   2355: 
                   2356:     my $error = '';
                   2357: 
                   2358:     # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed 
                   2359:     # by an optional period, followed by digits, ending the string
                   2360: 
                   2361:     if ($width !~  /^-?[0-9]+(\.[0-9]*)?$/) {
                   2362:         $error .= "Invalid width; please type only a number.<br />\n";
                   2363:     }
                   2364:     if ($height !~  /^-?[0-9]+(\.[0-9]*)?$/) {
                   2365:         $error .= "Invalid height; please type only a number.<br />\n";
                   2366:     }
                   2367:     if ($lmargin !~  /^-?[0-9]+(\.[0-9]*)?$/) {
                   2368:         $error .= "Invalid left margin; please type only a number.<br />\n";
                   2369:     }
                   2370: 
                   2371:     if (!$error) {
                   2372:         Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
                   2373:         return 1;
                   2374:     } else {
                   2375:         $self->{ERROR_MSG} = $error;
                   2376:         return 0;
                   2377:     }
                   2378: }
                   2379: 
                   2380: 
1.119     bowersj2 2381: 
1.1       www      2382: __END__
1.6       sakharuk 2383: 

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