Annotation of loncom/interface/printout.pl, revision 1.90
1.1 sakharuk 1: #!/usr/bin/perl
1.37 albertel 2: # CGI-script to run LaTeX, dvips, ps2ps, ps2pdf etc.
3: #
4: #
5: # Copyright Michigan State University Board of Trustees
6: #
7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
8: #
9: # LON-CAPA is free software; you can redistribute it and/or modify
10: # it under the terms of the GNU General Public License as published by
11: # the Free Software Foundation; either version 2 of the License, or
12: # (at your option) any later version.
13: #
14: # LON-CAPA is distributed in the hope that it will be useful,
15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17: # GNU General Public License for more details.
18: #
19: # You should have received a copy of the GNU General Public License
20: # along with LON-CAPA; if not, write to the Free Software
21: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22: #
23: # /home/httpd/html/adm/gpl.txt
24: #
25: # http://www.lon-capa.org/
26: #
27:
1.39 sakharuk 28: use lib '/home/httpd/lib/perl';
1.76 albertel 29: use LONCAPA::loncgi;
1.38 sakharuk 30: use File::Path;
1.88 foxr 31: use File::Basename;
1.6 sakharuk 32: use IO::File;
1.7 sakharuk 33: use Image::Magick;
1.47 sakharuk 34: use Apache::lonhtmlcommon;
1.80 albertel 35: use Apache::lonnet;
1.51 albertel 36: use Apache::loncommon;
37: use Apache::lonlocal;
1.77 foxr 38: use Apache::lonmsg;
39: use LONCAPA::Enrollment;
1.47 sakharuk 40:
1.59 albertel 41: use strict;
1.77 foxr 42:
1.81 foxr 43:
1.77 foxr 44: #
45: # Determine if a user is operating as a student for this course/domain.
46: #
47: #
48: #Parameters:
49: # course - The course id.
50: # cdom - The course domain.
51: #
52: #Implicit:
53: # $env{request.role} contains the role under which this user operated this
54: # this request.
55: sub is_student {
1.81 foxr 56: return (! $env{'request.role.adv'});
1.77 foxr 57: }
58:
59: #
60: # Debugging: Dump the environment for debugging.
61: #
62: sub dumpenv {
1.84 albertel 63: print "<br />-------------------<br />";
1.77 foxr 64: foreach my $key (sort (keys %env)) {
1.84 albertel 65: print "<br />$key -> $env{$key}";
1.77 foxr 66: }
1.84 albertel 67: print "<br />-------------------<br />";
1.77 foxr 68: }
69:
70: #
71: # This sub sends a message to the appropriate person if there was an error
72: # rendering the latex At present, there's only one case to consider:
73: # a student printing inside a course results in messages to the course coordinator.
74: #Parmaeters:
75: # identifier - The unique identifier of this cgi request.
1.81 foxr 76: # badresource- Filepath to most likely failing
1.77 foxr 77: # logfile - The contents of the log file (included in the message).
78: # texfile - reference to an array containing the LaTeX input file
79: # (included in the message).
80: #Implicit inputs:
81: # From the environment:
82: # cgi.$identifier.user - User doing the printing.
83: # cgi.$identifier.domain - Domain the user is logged in on with printing.
84: # cgi.$identifier.courseid - Id of the course (if this is a course).
85: # cgi.$identifier.coursedom- Domain in which course was constituted.
86: # cgi.$identifier.resources - List of resource URL's for which the print
87: # was attempted.
88: #
89: sub send_error_mail {
1.81 foxr 90: my ($identifier, $badresource, $logfile, $texfile) = @_;
1.77 foxr 91: my $user = $env{"cgi.$identifier.user"};
92: my $domain = $env{"cgi.$identifier.domain"};
93: my $courseid = $env{"cgi.$identifier.courseid"};
94: my $coursedom= $env{"cgi.$identifier.coursedom"};
95: my $resources= $env{"cgi.$identifier.resources"};
96:
1.81 foxr 97: # resource file->URL
98: #
99: my $badurl = &Apache::lonnet::declutter($badresource);
100:
101: # &dumpenv();
1.77 foxr 102:
103:
104:
105: # Only continue if there is a user, domain, courseid, course domain
106: # and resources:
107:
108: if(defined($user) && defined($domain) && defined($courseid) &&
109: defined($coursedom) && defined($resources) ){
110:
111: # Only mail if the conditions are ripe for it:
112: # The user is a student in the course:
113: #
114:
115: if (&is_student( $courseid, $coursedom)) {
116: # build the subject and message body:
1.84 albertel 117: # print "sending message to course coordinators.<br />";
1.81 foxr 118:
119: # Todo: Convert badurl into a url from file path:
120:
121: my $subject = "Error [$badurl] Print failed for $user".'@'.$domain;
1.77 foxr 122: my $message .= "Print failed to render LaTeX for $user".'@'."$domain\n";
123: $message .= " User was attempting to print: \n";
124: $message .= " $resources\n";
125: $message .= "--------------------LaTeX logfile:------------ \n";
126: $message .= $logfile;
127: $message .= "-----------------LaTeX source file: ------------\n";
128:
129: foreach my $line (@$texfile) {
130: $message .= "$line\n";
131: }
1.81 foxr 132: my (undef, %receivers) = &Apache::lonfeedback::decide_receiver(undef, 0,
133: 1,1,1);
1.84 albertel 134: # print "<br /> sending...section: $env{'request.course.sec'}";
1.81 foxr 135: foreach my $dest (keys %receivers) {
1.84 albertel 136: # print "<br /> dest is $dest";
1.77 foxr 137: my @destinfo = split(/:/,$dest);
138: my $user = $destinfo[0];
139: my $dom = $destinfo[1];
140:
141: &Apache::lonmsg::user_normal_msg($user, $dom,
142: $subject, $message);
143:
144: # No point in looking at the return status as there's no good
145: # error action I can think of right now (log maybe?).
146: }
147: }
148: }
149: }
150:
1.49 albertel 151: $|=1;
1.39 sakharuk 152: if (! &LONCAPA::loncgi::check_cookie_and_load_env()) {
153: print <<END;
154: Content-type: text/html
155:
156: <html>
157: <head><title>Bad Cookie</title></head>
158: <body>
1.40 sakharuk 159: Your cookie information is incorrect.
1.39 sakharuk 160: </body>
161: </html>
162: END
163: return;
164: }
1.51 albertel 165: &Apache::lonlocal::get_language_handle();
166: &Apache::loncommon::content_type(undef,'text/html');
167: my $bodytag=&Apache::loncommon::bodytag('Creating PDF','','');
168: print $bodytag;
1.39 sakharuk 169:
1.40 sakharuk 170: my $identifier = $ENV{'QUERY_STRING'};
1.76 albertel 171: my $texfile = $env{'cgi.'.$identifier.'.file'};
172: my $laystyle = $env{'cgi.'.$identifier.'.layout'};
173: my $numberofcolumns = $env{'cgi.'.$identifier.'.numcol'};
174: my $paper = $env{'cgi.'.$identifier.'.paper'};
175: my $selectionmade = $env{'cgi.'.$identifier.'.selection'};
1.79 albertel 176: my $tableofcontents = $env{'cgi.'.$identifier.'.tableofcontents'};
177: my $tableofindex = $env{'cgi.'.$identifier.'.tableofindex'};
178: my $advanced_role = $env{'cgi.'.$identifier.'.role'};
179: my $number_of_files = $env{'cgi.'.$identifier.'.numberoffiles'}+1;
180: my $student_names = $env{'cgi.'.$identifier.'.studentnames'};
181: my $backref = &Apache::lonnet::unescape($env{'cgi.'.$identifier.'.backref'});
1.43 sakharuk 182:
1.62 sakharuk 183:
1.76 albertel 184: my $adv = $env{'request.role.adv'};
1.49 albertel 185:
1.44 sakharuk 186: my @names_pack=();
187: if ($student_names=~/_END_/) {
188: @names_pack=split(/_ENDPERSON_/,$student_names);
189: }
1.39 sakharuk 190:
1.14 sakharuk 191: my $figfile = $texfile;
192: $figfile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.dat/;
193: my $duefile = $texfile;
194: $duefile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.due/;
195: #do we have figures?
1.73 foxr 196: # print "Figure file: $figfile\n";
1.14 sakharuk 197: if (-e $figfile) {
1.73 foxr 198: # print "$figfile exists\n";
1.42 albertel 199: my %done_conversion;
1.69 matthew 200: my $temporary_file=IO::File->new($figfile) || die "Couldn't open fig file $figfile for reading: $!\n";
1.14 sakharuk 201: my @content_of_file = <$temporary_file>;
202: close $temporary_file;
203: my $noteps;
1.49 albertel 204: my %prog_state;
1.59 albertel 205: if ($adv) { %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('','Coverting Images to EPS','Picture Conversion Status',$#content_of_file,'inline','80'); }
206: foreach my $not_eps (@content_of_file) {
1.49 albertel 207: chomp($not_eps);
1.14 sakharuk 208: if ($not_eps ne '') {
1.73 foxr 209: # print "Converting $not_eps"; # Debugging.
1.44 sakharuk 210: my $status_statement='EPS picture for '.$not_eps;
1.73 foxr 211: # print "$status_statement\n";
1.41 sakharuk 212: $not_eps=~s|\/\.\/|\/|g;
1.14 sakharuk 213: my $eps_f = $not_eps;
1.85 foxr 214: # $eps_f =~ s/\.[^.]*$/\.eps/i;
215: $eps_f .= '.eps'; # Just append the eps ext.
1.41 sakharuk 216: if ($eps_f=~/\/home\/([^\/]+)\/public_html\//) {
217: $eps_f=~s/\/home\/([^\/]+)\/public_html/$1/;
218: $eps_f = '/home/httpd/prtspool/'.$eps_f;
1.58 sakharuk 219: } elsif ($eps_f=~/$Apache::lonnet::perlvar{'lonDocRoot'}\/res\//) {
220: $eps_f=~m/$Apache::lonnet::perlvar{'lonDocRoot'}\/res\/(.+)/;
1.41 sakharuk 221: $eps_f = '/home/httpd/prtspool/'.$1;
1.58 sakharuk 222: } elsif ($eps_f=~/$Apache::lonnet::perlvar{'lonUsersDir'}\//) {
1.57 sakharuk 223: $eps_f=~/$Apache::lonnet::perlvar{'lonUsersDir'}\/([^\/]+)\/\w\/\w\/\w\/(.+)/;
1.56 sakharuk 224: $eps_f = '/home/httpd/prtspool/'.$1.'/'.$2;
1.41 sakharuk 225: }
1.74 foxr 226: $eps_f =~ s/ /\_/g; # Spaces are problematic for system commands and LaTeX.
1.38 sakharuk 227: my $path=$eps_f;
1.74 foxr 228: $path =~ s/\/([^\/]+)\.eps$//;
1.73 foxr 229: # print "Final file path: $path "; # Debugging
1.38 sakharuk 230: File::Path::mkpath($path,0,0777);
1.14 sakharuk 231: $not_eps =~ s/^\s+//;
232: $not_eps =~ s/\s+$//;
1.74 foxr 233: $not_eps =~ s/ /\\ /g;
1.72 albertel 234: if ( exists($done_conversion{$not_eps})) { next; }
1.49 albertel 235: if ($adv) {
236: my $prettyname=$not_eps;
237: $prettyname=~s|/home/([^/]+)/public_html|/priv/$1|;
1.58 sakharuk 238: $prettyname=~s|$Apache::lonnet::perlvar{'lonDocRoot'}/|/|;
1.72 albertel 239: &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,'Converting to EPS '.$prettyname);
240: }
1.42 albertel 241: $done_conversion{$not_eps}=1;
1.73 foxr 242: # print "Converting $not_eps -> $eps_f"; # Debugging
1.72 albertel 243: system("convert $not_eps $eps_f");
1.20 sakharuk 244: #check is eps exist in prtspool
245: if(not -e $eps_f) {
246: for (my $i=0;$i<10000;$i++) {
247: if (-e $eps_f.'.'.$i) {
248: rename $eps_f.'.'.$i, $eps_f;
249: last;
250: }
251: }
252: }
1.14 sakharuk 253: }
254: }
1.74 foxr 255: if ($adv) {
256: &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state);
257: }
1.52 albertel 258: unlink($figfile);
1.14 sakharuk 259: }
1.43 sakharuk 260: #print "$texfile\n"; #name of the tex file for debugging only
261: my @texfile=($texfile);
262: if ($number_of_files>1) {
1.49 albertel 263: @texfile=();
264: for (my $i=1;$i<=$number_of_files;$i++) {
1.43 sakharuk 265: my $new_texfile=$texfile;
1.86 foxr 266: $new_texfile=~s/\.tex//;
267: $new_texfile = sprintf("%s_%03d.tex", $new_texfile,$i);
1.43 sakharuk 268: push @texfile,$new_texfile;
269: }
270: }
1.49 albertel 271:
1.44 sakharuk 272: my $ind=-1;
1.49 albertel 273: my %prog_state;
1.61 albertel 274: print "<a href=\"$backref\"><b>Return</b></a> to last resource.<br /><br />";
1.59 albertel 275: if ($adv) { %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('','Print Status','Class Print Status',$number_of_files,'inline','80'); }
1.61 albertel 276: print "<br />";
1.88 foxr 277: my $num_files = @texfile;
1.43 sakharuk 278: foreach $texfile (@texfile) {
1.49 albertel 279: my $status_statement='';
280: my $link_text='download PDF';
281: $ind++;
282: my @stud_info=split(/_END_/,$names_pack[$ind]);
283: my @tempo_array=split(/:/,$stud_info[0]);
284: my $name;
1.88 foxr 285: my $name_range='';
1.49 albertel 286: if ($tempo_array[3]) {
287: $name=$tempo_array[3];
1.89 foxr 288: ($name_range) = split(/,/,$name, 2);
1.49 albertel 289: } else {
290: $name=$tempo_array[0].'@'.$tempo_array[1];
1.88 foxr 291: $name_range = $tempo_array[0];
292: }
293: if (($name ne "") && ($name ne '@') ) { # Could be printing codes...
294: $link_text='<b>'.$name.'</b>';
295: $status_statement.=$name;
1.49 albertel 296: }
297: if ($#stud_info>0) {
298: @tempo_array=split(/:/,$stud_info[-1]);
1.48 albertel 299: if ($tempo_array[3]) {
300: $name=$tempo_array[3];
1.89 foxr 301: my ($lastname) = split(/,/, $name,2);
302: $name_range .= "-".$lastname;
1.48 albertel 303: } else {
304: $name=$tempo_array[0].'@'.$tempo_array[1];
1.88 foxr 305: $name_range .= '-'.$tempo_array[0];
306: }
307: if (($name ne "") && ($name ne '@')) {
308: $link_text.=' - <b>'.$name.'</b>';
309: $status_statement.=' - '.$name;
310:
1.48 albertel 311: }
1.88 foxr 312: }
313: if(($num_files > 1) && ($link_text eq 'download PDF')) { # Printing codes
314: $link_text = '<b>'.basename($texfile,'.tex').'.pdf</b>';
315: $status_statement .= basename($texfile);
316: }
317: $name_range =~ s/'//g; # O'Neil -> ONeil e.g.
318: print "<br/>";
1.49 albertel 319: if ($adv) { &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,'Creating PDF for '.$status_statement); }
1.88 foxr 320: # This little piece of dirt puts username ranges into the original tex
321: # Tex filename from which they'll propagate into the other filenames as well.
322: #
1.29 sakharuk 323: if (-e $texfile) {
1.88 foxr 324: if (($name_range ne '') && ($num_files > 1)) {
325: my $newtexfile = $texfile;
326: $newtexfile =~ s/\.tex/$name_range\.tex/;
327: rename($texfile, $newtexfile);
328: $texfile = $newtexfile;
329: }
1.29 sakharuk 330: $texfile =~ m/^(.*)\/([^\/]+)$/;
331: my $name_file = $2;
332: my $path_file = $1.'/';
333: chdir $path_file;
1.88 foxr 334: my $dvi_file= $name_file; $dvi_file =~ s/\.tex/$name_range\.dvi/;
1.59 albertel 335: &busy_wait_command("latex $name_file 1>/dev/null 2>/dev/null",
336: "for $status_statement now LaTeXing file",
337: \%prog_state,$dvi_file);
1.40 sakharuk 338: if ($tableofcontents eq 'yes') {
1.63 sakharuk 339: &busy_wait_command("latex $name_file 1>/dev/null 2>/dev/null",
340: "for $status_statement now LaTeXing file for table of contents",
341: \%prog_state,$dvi_file);
1.40 sakharuk 342: } #to create table of contents
1.33 sakharuk 343: my $idxname=$name_file;
344: $idxname=~s/\.tex$/\.idx/;
1.40 sakharuk 345: if ($tableofindex eq 'yes') {
1.63 sakharuk 346: &busy_wait_command("makeindex $idxname",
347: "making index file",
348: \%prog_state,$idxname);
349: &busy_wait_command("latex $name_file 1>/dev/null 2>/dev/null",
350: "for $status_statement now LaTeXing file for index section",
351: \%prog_state,$dvi_file);
1.33 sakharuk 352: } #to create index
1.29 sakharuk 353: #Do we have a latex error in the log file?
1.67 sakharuk 354: my $logfilename = $texfile; $logfilename =~ s/\.tex$/\.log/;
1.69 matthew 355: my $temporary_file=IO::File->new($logfilename) || die "Couldn't open log file $logfilename for reading: $!\n";
1.29 sakharuk 356: my @content_of_file = <$temporary_file>;
357: close $temporary_file;
1.30 sakharuk 358: my $body_log_file = join(' ',@content_of_file);
359: $logfilename =~ s/\.log$/\.html/;
360: $temporary_file = IO::File->new('>'.$logfilename);
361: print $temporary_file '<html><head><title>LOGFILE</title></head><body><pre>'.$body_log_file.'</pre></body></html>'."\n";
1.29 sakharuk 362: if ($body_log_file=~m/!\s+Emergency stop/) {
363: my $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART';
364: my $whereitends = rindex $body_log_file,'STAMPOFPASSEDRESOURCEEND';
1.81 foxr 365: my $badresource;
1.83 foxr 366: my $badtext;
1.29 sakharuk 367: if ($whereitbegins!=-1 and $whereitends!=-1) {
1.83 foxr 368: $badtext = substr($body_log_file,$whereitbegins+26, $whereitends-$whereitbegins-26);
1.81 foxr 369: $whereitbegins = rindex $badtext,'located in';
370: if ($whereitbegins != -1) {
371:
372: $badresource = substr($badtext, $whereitbegins+27,
373: length($badtext) - $whereitbegins - 48);
1.84 albertel 374: # print "<br />failing resourcename: $badresource<br />";
1.81 foxr 375: }
1.29 sakharuk 376: }
1.83 foxr 377:
1.75 albertel 378: if ($advanced_role) {
1.83 foxr 379: #LaTeX failed to parse tex file
380: print "<h2>LaTeX could not successfully parse your tex file.</h2>";
381: print "It probably has errors in it.<br />";
382: print "With very high probability this error occured in ".$badtext."<br /><br />";
1.84 albertel 383: print "Here are the error messages in the LaTeX log file<br /><pre>";
1.90 ! foxr 384:
1.83 foxr 385: my $sygnal = 0;
386: for (my $i=0;$i<=$#content_of_file;$i++) {
387: if ($content_of_file[$i]=~m/^Runaway argument?/ or $content_of_file[$i]=~m/^!/) {
388: $sygnal = 1;
389: }
390: if ($content_of_file[$i]=~m/Here is how much of/) {
391: $sygnal = 0;
392: }
393: if ($sygnal) {
394: print "$content_of_file[$i]";
395: }
396: }
397: print "</pre>\n";
1.84 albertel 398: # print "<br /> Advanced role <br />";
1.35 sakharuk 399: print "<b><big>The link to ";
400: $logfilename=~s/\/home\/httpd//;
401: print "<a href=\"$logfilename\">Your log file </a></big></b>";
402: print "\n";
403: #link tooriginal LaTeX file (included according Michael Hamlin desire)
1.69 matthew 404: my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open tex file $texfile for reading: $!\n";
1.35 sakharuk 405: my @tex_content_of_file = <$tex_temporary_file>;
406: close $tex_temporary_file;
407: my $body_tex_file = join(' ',@tex_content_of_file);
408: $texfile =~ s/\.tex$/aaaaa\.html/;
409: $tex_temporary_file = IO::File->new('>'.$texfile);
410: print $tex_temporary_file '<html><head><title>LOGFILE</title></head><body><pre>'.$body_tex_file.'</pre></body></html>'."\n";
411: print "<br /><br />";
412: print "<b><big>The link to ";
413: $texfile=~s/\/home\/httpd//;
414: print "<a href=\"$texfile\">Your original LaTeX file </a></big></b>";
415: print "\n";
1.90 ! foxr 416: my $help_text = &Apache::loncommon::help_open_topic("Print_Resource", "Help on printing");
! 417: print ("$help_text");
! 418:
1.77 foxr 419: } else { # Student role...
420: # at this point:
421: # $body_log_file - contains the log file.
422: # $name_file - is the name of the LaTeX file.
423: # $identifier - is the unique LaTeX identifier.l
424:
1.84 albertel 425: print "<br />There are errors in $badtext";
426: print "<br />These errors prevent this resource from printing correctly";
1.77 foxr 427: my $tex_handle = IO::File->new($name_file);
428: my @tex_contents = <$tex_handle>;
1.81 foxr 429: &send_error_mail($identifier, $badresource, $body_log_file, \@tex_contents);
1.90 ! foxr 430: print "<br />A message has been sent to the instructor describing this failure<br />";
! 431: my $help_text = &Apache::loncommon::help_open_topic("Print_Resource", "Help on printing");
! 432: print ("$help_text");
! 433:
1.36 sakharuk 434: }
1.35 sakharuk 435:
1.29 sakharuk 436: } elsif ($body_log_file=~m/<inserted text>/) {
437: my $whereitbegins = index $body_log_file,'<inserted text>';
1.59 albertel 438: print "You are running LaTeX in <b>batch mode</b>.";
1.30 sakharuk 439: while ($whereitbegins != -1) {
440: my $tempobegin=$whereitbegins;
441: $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART',$whereitbegins;
442: my $whereitends = index $body_log_file,'STAMPOFPASSEDRESOURCEEND',$whereitbegins;
1.34 sakharuk 443: print "<br />It has found an error in".substr($body_log_file,$whereitbegins+26,$whereitends-$whereitbegins-26)." <br /> and corrected it.\n";
1.30 sakharuk 444: print "Usually this correction is valid but you probably need to check the indicated resource one more time and implement neccessary corrections by yourself.\n";
445: $whereitbegins = index $body_log_file,'<inserted text>',$tempobegin+10;
446: }
1.29 sakharuk 447: $name_file =~ s/\.tex/\.dvi/;
448: my $new_name_file = $name_file;
449: $new_name_file =~ s/\.dvi/\.ps/;
1.67 sakharuk 450: my $papera=$paper;
1.62 sakharuk 451: if ($papera eq 'letter') {$papera='';}
452: if ($papera ne '') {$papera='-t'.$papera;}
453: my $comma = "dvips $papera -Ppdf -G0 -o $new_name_file";
1.59 albertel 454: &busy_wait_command("$comma $name_file 1>/dev/null 2>/dev/null",
455: "for $status_statement now Converting to PS",
456: \%prog_state,$new_name_file);
1.29 sakharuk 457: if (-e $new_name_file) {
458: print "<h1>PDF output file (see link below)</h1>\n";
459: $new_name_file =~ m/^(.*)\./;
1.59 albertel 460: my $ps_file = my $tempo_file = $1.'temporar.ps';
461: my $pdf_file = $1.'.pdf';
1.29 sakharuk 462: if ($laystyle eq 'album' and $numberofcolumns eq '2') {
1.82 albertel 463: my $papera=$paper;
464: if ($papera eq 'letter') {$papera='';}
465: if ($papera ne '') {$papera='-p'.$papera;}
466: $comma = "psnup $papera -2 -s1.0 $new_name_file";
1.59 albertel 467: &busy_wait_command("$comma $tempo_file 1>/dev/null 2>/dev/null",
468: "for $status_statement now Modifying PS layout",
469: \%prog_state,$tempo_file);
1.29 sakharuk 470: } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') {
1.67 sakharuk 471: my $papera=$paper;
472: if ($papera eq 'letter') {$papera='';}
1.62 sakharuk 473: if ($papera ne '') {$papera='-p'.$papera;}
474: $comma = 'pstops '.$papera.' "2:0+1(0.48w,0)"';
1.63 sakharuk 475: &busy_wait_command("$comma $new_name_file $tempo_file 1>/dev/null 2>/dev/null",
476: "for $status_statement now Modifying PS layout",
477: \%prog_state,$tempo_file);
478:
1.29 sakharuk 479: } else {
1.59 albertel 480: $ps_file=$new_name_file;
1.29 sakharuk 481: }
1.59 albertel 482: &busy_wait_command("ps2pdf $ps_file $pdf_file 1>/dev/null 2>/dev/null",
483: "for $status_statement now Converting PS to PDF",
484: \%prog_state, $pdf_file);
485:
1.29 sakharuk 486: my $texlog = $texfile;
487: my $texaux = $texfile;
488: my $texdvi = $texfile;
489: my $texps = $texfile;
490: $texlog =~ s/\.tex/\.log/;
491: $texaux =~ s/\.tex/\.aux/;
492: $texdvi =~ s/\.tex/\.dvi/;
493: $texps =~ s/\.tex/\.ps/;
1.30 sakharuk 494: my @garb = ($texaux,$texdvi,$texps);
1.29 sakharuk 495: # unlink @garb;
496: unlink $duefile;
1.59 albertel 497: print "<a href=\"/prtspool/$pdf_file\">Your PDF document</a>";
1.75 albertel 498: }
499: if ($advanced_role) {
500: print "<br /><br />";
501: print "<b><big>The link to ";
502: $logfilename=~s/\/home\/httpd//;
503: print "<a href=\"$logfilename\">Your log file </a></big></b>";
504: print "\n";
505: #link tooriginal LaTeX file (included according Michael Hamlin desire)
506: my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open tex file $texfile for reading: $!\n";
507: my @tex_content_of_file = <$tex_temporary_file>;
508: close $tex_temporary_file;
509: my $body_tex_file = join(' ',@tex_content_of_file);
510: $texfile =~ s/\.tex$/aaaaa\.html/;
511: $tex_temporary_file = IO::File->new('>'.$texfile);
512: print $tex_temporary_file '<html><head><title>LOGFILE</title></head><body><pre>'.$body_tex_file.'</pre></body></html>'."\n";
513: print "<br /><br />";
514: print "<b><big>The link to ";
515: $texfile=~s/\/home\/httpd//;
516: print "<a href=\"$texfile\">Your original LaTeX file </a></big></b>";
517: print "\n";
1.29 sakharuk 518: }
519: } else {
520: #LaTeX successfully parsed tex file
521: $name_file =~ s/\.tex/\.dvi/;
522: my $new_name_file = $name_file;
523: $new_name_file =~ s/\.dvi/\.ps/;
1.67 sakharuk 524: my $papera=$paper;
1.62 sakharuk 525: if ($papera eq 'letter') {$papera='';}
526: if ($papera ne '') {$papera='-t'.$papera;}
527: my $comma = "dvips $papera -Ppdf -G0 -o $new_name_file";
1.59 albertel 528: &busy_wait_command("$comma $name_file 1>/dev/null 2>/dev/null",
529: "for $status_statement now Converting to PS",
530: \%prog_state,$new_name_file);
1.29 sakharuk 531: if (-e $new_name_file) {
1.61 albertel 532: print "<br />";
1.29 sakharuk 533: $new_name_file =~ m/^(.*)\./;
1.59 albertel 534: my $ps_file = my $tempo_file = $1.'temporar.ps';
535: my $pdf_file = $1.'.pdf';
1.82 albertel 536: $papera=~s/t/p/;
1.29 sakharuk 537: if ($laystyle eq 'album' and $numberofcolumns eq '2') {
1.82 albertel 538: $comma = "psnup $papera -2 -s1.0 $new_name_file";
1.59 albertel 539: &busy_wait_command("$comma $tempo_file 1>/dev/null 2>/dev/null",
540: "for $status_statement now Modifying PS layout",
541: \%prog_state,$tempo_file);
1.29 sakharuk 542: } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') {
1.65 sakharuk 543: $comma = 'pstops '.$papera.' "2:0+1(0.48w,0)"';
1.59 albertel 544: &busy_wait_command("$comma $new_name_file $tempo_file 1>/dev/null 2>/dev/null",
545: "for $status_statement now Modifying PS layout",
546: \%prog_state,$tempo_file);
1.29 sakharuk 547: } else {
1.59 albertel 548: $ps_file=$new_name_file;
549: }
1.67 sakharuk 550: my $addtoPSfile={'legal'=>'<< /PageSize [612 1008] >> setpagedevice',
551: 'tabloid'=>'<< /PageSize [792 1224] >> setpagedevice',
552: 'executive'=>,'<< /PageSize [540 720] >> setpagedevice',
553: 'a2'=>'<< /PageSize [1195.02 1690.09] >> setpagedevice',
554: 'a3'=>'<< /PageSize [842 1195.02] >> setpagedevice',
555: 'a4'=>'<< /PageSize [595.2 842] >> setpagedevice',
556: 'a5'=>'<< /PageSize [421.1 595.2] >> setpagedevice',
557: 'a6'=>'<< /PageSize [298.75 421.1] >> setpagedevice',
558: };
559: if ($paper ne 'letter') {
1.69 matthew 560: open(FFH,'<',$ps_file) || die "Couldn't open ps file $ps_file for reading: $!\n";
1.63 sakharuk 561: my $new_ps_file='new'.$ps_file;
1.69 matthew 562: open(FFHS,'>',$new_ps_file) || die "Couldn't open new ps file $new_ps_file for reading: $!\n";
1.67 sakharuk 563: print FFHS $addtoPSfile->{$paper}."\n";
1.63 sakharuk 564: while (<FFH>) {
565: print FFHS $_;
566: }
1.62 sakharuk 567: close(FFH);
1.63 sakharuk 568: close(FFHS);
569: $ps_file=$new_ps_file;
1.62 sakharuk 570: }
1.59 albertel 571: &busy_wait_command("ps2pdf $ps_file $pdf_file 1>/dev/null 2>/dev/null",
572: "for $status_statement now Converting PS to PDF",
573: \%prog_state,$pdf_file);
574:
1.29 sakharuk 575: my $texlog = $texfile;
576: my $texaux = $texfile;
577: my $texdvi = $texfile;
578: my $texps = $texfile;
579: $texlog =~ s/\.tex/\.log/;
580: $texaux =~ s/\.tex/\.aux/;
581: $texdvi =~ s/\.tex/\.dvi/;
582: $texps =~ s/\.tex/\.ps/;
583: my @garb = ($texlog,$texaux,$texdvi,$texps);
1.22 sakharuk 584: # unlink @garb;
1.29 sakharuk 585: unlink $duefile;
1.68 sakharuk 586: print "<a href=\"/prtspool/$pdf_file\">$link_text - click here to download pdf</a>";
1.29 sakharuk 587: print "\n";
588: }
1.63 sakharuk 589: }
1.29 sakharuk 590: } else {
591: print "LaTeX file $texfile was not created successfully";
1.14 sakharuk 592: }
1.43 sakharuk 593: }
1.45 sakharuk 594: print "<br />";
1.44 sakharuk 595: if ($number_of_files>1) {
1.45 sakharuk 596: my $zipfile=$texfile[0];
597: $zipfile=~s/\.tex/\.zip/;
598: my $statement="zip $zipfile";
1.44 sakharuk 599: foreach my $file (@texfile) {
1.45 sakharuk 600: $file=~s/\.tex/.\pdf/;
601: $statement.=' '.$file;
1.44 sakharuk 602: }
1.49 albertel 603: print("<pre>Zip Output:\n");
604: system($statement);
605: print("</pre>");
1.45 sakharuk 606: $zipfile=~s/\/home\/httpd//;
1.49 albertel 607: print "<br /> A <a href=\"$zipfile\">ZIP file</a> of all the PDFs.";
1.44 sakharuk 608: }
1.49 albertel 609: if ($adv) { &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); }
1.1 sakharuk 610:
1.59 albertel 611: my $done;
612: sub REAPER {
613: $done=1;
614: }
615:
616: sub busy_wait_command {
617: my ($command,$message,$progress_win,$output_file)=@_;
618:
619: $SIG{CHLD} = \&REAPER;
620: $done=0;
621: my $pid=open(CMD,"$command |");
1.60 albertel 622: if ($adv) {
623: &Apache::lonhtmlcommon::Update_PrgWin('',$progress_win,$message);
624: }
1.59 albertel 625: while(!$done) {
626: sleep 1;
627: my $extra_msg;
628: if ($output_file) {
629: my $size=(stat($output_file))[7];
630: $extra_msg=", $size bytes generated";
631: }
1.60 albertel 632: if ($adv) {
633: &Apache::lonhtmlcommon::Update_PrgWin('',$progress_win,
634: $message.$extra_msg);
635: }
1.59 albertel 636: }
637: $SIG{CHLD}='IGNORE';
638: close(CMD);
639: }
1.1 sakharuk 640:
641:
642:
1.4 sakharuk 643:
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