Annotation of loncom/interface/lonprintout.pm, revision 1.16
1.1 www 1: # The LearningOnline Network
2: # Printout
3: #
1.16 ! sakharuk 4: # $Id: lonprintout.pm,v 1.15 2002/02/21 04:13:20 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: #
1.1 www 28: # (Internal Server Error Handler
29: #
30: # (Login Screen
31: # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
32: # 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
33: #
34: # 3/1/1 Gerd Kortemeyer)
35: #
36: # 3/1 Gerd Kortemeyer
37: #
1.3 sakharuk 38: # 9/17 Alex Sakharuk
39: #
1.1 www 40: package Apache::lonprintout;
41:
42: use strict;
1.10 albertel 43: use Apache::Constants qw(:common :http);
1.2 sakharuk 44: use Apache::lonxml;
45: use Apache::lonnet;
1.13 sakharuk 46: use Apache::inputtags;
47: use Apache::edit;
1.5 sakharuk 48: use Apache::File();
1.1 www 49:
1.3 sakharuk 50:
51:
52: sub headerform {
1.1 www 53: my $r = shift;
1.3 sakharuk 54: $r->print(<<ENDHEADER);
55: <html>
56: <head>
57: <title>LON-CAPA output for printing</title>
58: </head>
59: <body bgcolor="FFFFFF">
60: <form method="post" enctype="multipart/form-data" action="/adm/printout" name="printform">
1.16 ! sakharuk 61: <h1>What do you want to print? Make a choice.</h1><br />
1.3 sakharuk 62: ENDHEADER
63: }
64:
1.1 www 65:
1.3 sakharuk 66: sub menu_for_output {
67: my $r = shift;
68: $r->print(<<ENDMENUOUT);
69: <input type="hidden" name="phase" value="two">
1.10 albertel 70: <input type="hidden" name="url" value="$ENV{'form.postdata'}">
1.16 ! sakharuk 71: <input type="radio" name="choice" value="Standard LaTeX output for current document"> Current document
! 72: (you will print what you see on the screen)<br />
1.10 albertel 73: <input type="radio" name="choice" value="Standard LaTeX output for the primary sequence"> Standard LaTeX output for the primary sequence<br />
1.16 ! sakharuk 74: <input type="radio" name="choice" value="Standard LaTeX output for the top level sequence"> All documents from the top level sequence<br />
! 75: <br /><hr /><br />
! 76: <h1>And what page format do you prefer?</h1>
! 77: <input type="radio" name="layout" value="CBI" checked> CBI <br />
! 78: <input type="radio" name="layout" value="CAPA"> CAPA <br />
! 79: <input type="submit" value="Submit your choice">
1.3 sakharuk 80: </form>
81: </body>
82: </html>
83: ENDMENUOUT
84: }
1.2 sakharuk 85:
86:
1.16 ! sakharuk 87:
! 88:
1.3 sakharuk 89: sub output_data {
90: my $r = shift;
91: $r->print(<<ENDPART);
92: <html>
93: <head>
94: <title>LON-CAPA output for printing</title>
95: </head>
96: <body bgcolor="FFFFFF">
97: <hr>
98: ENDPART
1.2 sakharuk 99:
1.3 sakharuk 100: my $choice = $ENV{'form.choice'};
1.16 ! sakharuk 101: my $layout = $ENV{'form.layout'};
! 102: my $laystyle = 'book';
1.2 sakharuk 103: my $result = '';
104: my %mystyle;
1.6 sakharuk 105: my $filename;
1.5 sakharuk 106:
1.3 sakharuk 107: if ($choice eq 'Standard LaTeX output for current document') {
1.14 albertel 108: my %moreenv;
109: my $currequest=$ENV{'request.filename'};
110: $moreenv{'form.grade_target'}='tex';
111: $moreenv{'request.filename'}=$ENV{'form.url'};
112: &Apache::lonnet::appenv(%moreenv);
113: my $texversion=&Apache::lonnet::ssi($ENV{'form.url'});
114: &Apache::lonnet::delenv('form.grade_target');
115: %moreenv = ();
116: $moreenv{'request.filename'}=$currequest;
117: &Apache::lonnet::appenv(%moreenv);
118: $result .= $texversion;
1.16 ! sakharuk 119:
1.8 sakharuk 120: } elsif ($choice eq 'Standard LaTeX output for the primary sequence') {
1.16 ! sakharuk 121: my @master_seq = ();
! 122: my $keyword = 0;
! 123: my $output_seq = '';
! 124: my $current_file = '/res/'.$ENV{'request.ambiguous'};
! 125: $current_file =~ s/(\/res\/physnet\/physnet)(\/m\d+)\/(.*)/$1$2$2\.sequence/;
! 126: while ($current_file ne '') {
! 127: my $file=&Apache::lonnet::filelocation("",$current_file);
! 128: my $filecontents=&Apache::lonnet::getfile($file);
! 129: my @file_seq = &content_map($filecontents);
! 130: if (defined @file_seq) {
1.7 sakharuk 131: #-- adding an additional array to the master one
1.16 ! sakharuk 132: if (defined @master_seq) {
! 133: my $old_value = $#master_seq;
! 134: my $total_value = $#master_seq + $#file_seq +2;
! 135: for (my $j=0; $j<=$old_value-$keyword+1; $j++) {
! 136: $master_seq[$total_value-$j] = $master_seq[$old_value-$j];
! 137: }
! 138: for (my $j=0; $j<=$#file_seq; $j++){
! 139: $master_seq[$keyword+$j] = $file_seq[$j];
! 140: }
! 141: @file_seq = ();
! 142: $keyword = 0;
! 143: } else {
! 144: @master_seq = @file_seq;
! 145: @file_seq = ();
! 146: }
! 147: }
1.7 sakharuk 148: #-- checking wether .sequence file is among the set of files
1.16 ! sakharuk 149: $current_file = '';
! 150: for (my $i=0; $i<=$#file_seq; $i++) {
! 151: $_ = $file_seq[$i];
! 152: if (m/(.*)\.sequence/) {
! 153: $current_file = $_;
! 154: $keyword = $i;
! 155: last;
! 156: }
1.7 sakharuk 157: }
1.16 ! sakharuk 158: }
1.7 sakharuk 159: #-- produce an output string
1.16 ! sakharuk 160: for (my $i=0;$i<=$#master_seq;$i++) {
! 161: $_ = $master_seq[$i];
! 162: m/\"(.*)\"/;
! 163: if (index($1,'-tc.xml',0)==-1) {
! 164: my $file=&Apache::lonnet::filelocation("",$1);
! 165: my $filecontents=&Apache::lonnet::getfile($file);
! 166: $output_seq .= $filecontents;
1.7 sakharuk 167: }
1.16 ! sakharuk 168: }
1.7 sakharuk 169: #-- cleanup of output string (temporary cbi-specific)
1.16 ! sakharuk 170: $output_seq =~ s/<physnet>//g;
! 171: $output_seq =~ s/<\/physnet>//g;
! 172: $output_seq = '<physnet>'.$output_seq.' </physnet>';
1.7 sakharuk 173: #-- final accord
1.16 ! sakharuk 174: $result = &Apache::lonxml::xmlparse('tex',$output_seq,'',%mystyle);
1.13 sakharuk 175: } elsif ($choice eq 'Standard LaTeX output for the top level sequence') {
176: my @master_seq = ();
177: my $keyword = 0;
178: my $output_seq = '';
1.16 ! sakharuk 179: #-- where is the main sequence of the course?
1.13 sakharuk 180: my $main_seq = '/res/'.$ENV{'request.course.uri'};
181: my $file=&Apache::lonnet::filelocation("",$main_seq);
182: my $filecontents=&Apache::lonnet::getfile($file);
183: my @file_seq = &content_map($filecontents);
1.16 ! sakharuk 184: #-- temporary solution (without sequence inside sequence) - have to be generalized
1.13 sakharuk 185:
186:
187:
188:
189: # if (defined @master_seq) {
190: # my $old_value = $#master_seq;
191: # my $total_value = $#master_seq + $#file_seq +2;
192: # for (my $j=0; $j<=$old_value-$keyword+1; $j++) {
193: # $master_seq[$total_value-$j] = $master_seq[$old_value-$j];
194: # }
195: # for (my $j=0; $j<=$#file_seq; $j++){
196: # $master_seq[$keyword+$j] = $file_seq[$j];
197: # }
198: # @file_seq = ();
199: # $keyword = 0;
200: # } else {
201: @master_seq = @file_seq;
202: # @file_seq = ();
203: # }
1.16 ! sakharuk 204:
1.13 sakharuk 205: #-- checking wether .sequence file is among the set of files
206: # my $current_file = '';
207: # for (my $i=0; $i<=$#file_seq; $i++) {
208: # $_ = $file_seq[$i];
209: # if (m/(.*)\.sequence/) {
210: # $current_file = $_;
211: # $keyword = $i;
212: # last;
213: # }
214: # }
215:
216: #-- produce an output string
217: for (my $i=0;$i<=$#master_seq;$i++) {
218: $_ = $master_seq[$i];
219: m/\"(.*)\"/;
220: $_ = $1;
221: my $urlp = $1;
222: if (/\.problem/) {
223: my %moreenv;
224: $moreenv{'form.grade_target'}='tex';
225: &Apache::lonnet::appenv(%moreenv);
226: my $texversion=&Apache::lonnet::ssi($urlp);
227: &Apache::lonnet::delenv('form.grade_target');
228: $texversion =~ s!\.gif!\.eps!;
229: $result .= $texversion;
230: }
231: }
232: #-- additional cleanup for output
233: my $first_app = index($result,'\documentclass',0);
234: $first_app = index($result,'\documentclass',$first_app+5);
235: while ($first_app != -1) {
236: my $second_app = index($result,'begin{document}',$first_app);
237: $first_app = rindex($result,'\end{document}',$first_app);
238: substr($result,$first_app,$second_app-$first_app+15) = '\vskip 7 mm';
239: $first_app = index($result,'\documentclass',$first_app+5);
240: }
1.7 sakharuk 241: }
1.16 ! sakharuk 242: #-- corrections for the different page formats
! 243: if ($layout eq 'CBI') {
! 244: $result =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{-40pt}\\setlength{\\evensidemargin}{-60pt}\\setlength{\\topmargin}{200pt}\\setlength{\\textwidth}{4\.4in}\\setlength{\\textheight}{6\.8in}\\setlength{\\parindent}{20pt}\\setlength{\\marginparwidth}{90pt}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt} \\begin{document}/;
! 245: $laystyle = 'album';
! 246: } elsif ($layout eq 'CAPA') {
! 247: my $courseidinfo = $ENV{'request.role'};
! 248: $_ = $courseidinfo;
! 249: m/.*\/(.*)/;
! 250: $courseidinfo = $ENV{'course.physnet_'.$1.'.description'};
! 251: $result =~ s/\\documentclass\[letterpaper\]{article}/\\documentclass\[twocolumn\]{article}/;
! 252: $result =~ s/\\begin{document}/\\textheight 25\.9cm\\oddsidemargin = -0\.57in\\evensidemargin = -0\.57in\\textwidth= 7\.7in\\begin{document}\\voffset=-1\.8cm\\setcounter{page}{1}\\noindent\\fbox{\\textbf{$ENV{'environment.firstname'} $ENV{'environment.lastname'}}}\\hskip 1\.4in $courseidinfo\\newline\\noindent\\textit{Physics for Scientists and Engineers}\\newline\\noindent\\textbf{Due Thursday, March 7, 2002 at 8:00PM}\\vskip 5 mm/;
! 253: $result =~ s/\\includegraphics/\\includegraphics\[width=9\.0 cm\]/g;
! 254: }
1.7 sakharuk 255: #-- writing .tex file in prtspool
1.16 ! sakharuk 256: my $temp_file;
! 257: $filename = "/home/httpd/prtspool/$ENV{'environment.firstname'}$ENV{'environment.lastname'}temp$ENV{'user.login.time'}.tex";
! 258: unless ($temp_file = Apache::File->new('>'.$filename)) {
! 259: $r->log_error("Couldn't open $filename for output $!");
! 260: return SERVER_ERROR;
! 261: }
! 262: print $temp_file $result;
1.3 sakharuk 263: $r->print(<<FINALEND);
1.16 ! sakharuk 264: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle">
1.3 sakharuk 265: </body>
266: </html>
267: FINALEND
268: }
1.2 sakharuk 269:
1.3 sakharuk 270:
1.6 sakharuk 271:
272:
1.3 sakharuk 273: sub content_map {
1.7 sakharuk 274: #-- find a list of files to print
1.3 sakharuk 275: my $map_string = shift;
1.5 sakharuk 276: my @number_seq = ();
1.7 sakharuk 277: my @file_seq = ();
1.5 sakharuk 278: my $startlink = index($map_string,'<link',0);
1.7 sakharuk 279: my $endlink = index($map_string,'</link>',$startlink);
280: my $chunk = substr($map_string,$startlink,$endlink-$startlink+7);
281: $_ = $chunk;
282: m/from=\"(\d+)\"/;
283: push @number_seq,$1;
1.5 sakharuk 284: while ($startlink != -1) {
1.7 sakharuk 285: $endlink = index($map_string,'</link>',$startlink);
286: $chunk = substr($map_string,$startlink,$endlink-$startlink+7);
1.5 sakharuk 287: substr($map_string,$startlink,$endlink-$startlink+7) = '';
288: $_ = $chunk;
289: m/to=\"(\d+)\"/;
290: push @number_seq,$1;
1.13 sakharuk 291: $startlink = index($map_string,'from="'.$1.'"',$startlink);
1.5 sakharuk 292: }
1.7 sakharuk 293: my $stalink = index($map_string,' to="'.$number_seq[0].'"',$startlink);
294: while ($stalink != -1) {
295: $startlink = rindex($map_string,'<link ',$stalink);
296: $endlink = index($map_string,'</link>',$startlink);
297: $chunk = substr($map_string,$startlink,$endlink-$startlink+7);
298: substr($map_string,$startlink,$endlink-$startlink+7) = '';
299: $_ = $chunk;
300: m/from=\"(\d+)\"/;
301: unshift @number_seq,$1;
302: $stalink = index($map_string,' to="'.$number_seq[0].'"',0);
303: }
304: for (my $i=0;$i<=$#number_seq;$i++) {
305: $stalink = index($map_string,' id="'.$number_seq[$i].'"',0);
1.13 sakharuk 306: {
307: my $ahed1 = index($map_string,'src="',$stalink);
308: my $ahed2 = index($map_string,'</resource>',$stalink);
309: if ($ahed1 != -1) {
310: if ($ahed1 < $ahed2) {
311: $startlink = $ahed1;
312: } else {
313: $startlink = rindex($map_string,'src="',$stalink);
314: }
315: } else {
316: $startlink = rindex($map_string,'src="',$stalink);
317: }
318:
319: }
1.7 sakharuk 320: $startlink = index($map_string,'"',$startlink);
321: $endlink = index($map_string,'"',$startlink+1);
322: $chunk = substr($map_string,$startlink,$endlink-$startlink+1);
323: push @file_seq,$chunk;
324: }
325: return @file_seq;
326: }
1.5 sakharuk 327:
1.3 sakharuk 328:
329:
330: sub handler {
331:
332: my $r = shift;
333: $r->content_type('text/html');
334: $r->send_http_header;
335:
336: #-- start form
337: &headerform($r);
338: #-- menu for output
1.16 ! sakharuk 339: unless ($ENV{'form.phase'}) {
1.3 sakharuk 340: &menu_for_output($r);
341: }
1.16 ! sakharuk 342:
! 343:
1.3 sakharuk 344: #-- core part
345: if ($ENV{'form.phase'} eq 'two') {
346: &output_data($r);
1.6 sakharuk 347:
1.3 sakharuk 348: }
1.2 sakharuk 349: return OK;
350:
1.1 www 351: }
352:
353: 1;
354: __END__
1.6 sakharuk 355:
356:
1.13 sakharuk 357:
358:
359: #### Test block
1.6 sakharuk 360: # my $ere;
361: # foreach $ere (%ENV) {
1.13 sakharuk 362: # $result .= ' SS '.$ere.' => '.$ENV{$ere}.' FF '."\n\n";
1.6 sakharuk 363: # }
1.13 sakharuk 364: ####
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