version 1.30, 2003/07/23 18:58:59
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version 1.43, 2004/02/03 21:39:11
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#!/usr/bin/perl |
#!/usr/bin/perl |
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# CGI-script to run LaTeX, dvips, ps2ps, ps2pdf etc. |
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# |
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# $Id$ |
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# |
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# Copyright Michigan State University Board of Trustees |
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# |
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# This file is part of the LearningOnline Network with CAPA (LON-CAPA). |
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# |
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# LON-CAPA is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# LON-CAPA is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with LON-CAPA; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# |
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# /home/httpd/html/adm/gpl.txt |
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# |
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# http://www.lon-capa.org/ |
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# |
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use lib '/home/httpd/lib/perl'; |
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use LONCAPA::loncgi(); |
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use File::Path; |
use IO::File; |
use IO::File; |
use Image::Magick; |
use Image::Magick; |
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if (! &LONCAPA::loncgi::check_cookie_and_load_env()) { |
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print <<END; |
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Content-type: text/html |
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<html> |
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<head><title>Bad Cookie</title></head> |
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<body> |
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Your cookie information is incorrect. |
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</body> |
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</html> |
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END |
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return; |
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} |
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print "Content-type: text/html\n\n"; |
print "Content-type: text/html\n\n"; |
print "<body bgcolor=\"#FFFFFF\">\n"; |
print "<body bgcolor=\"#FFFFFF\">\n"; |
my ($texfile,$laystyle,$numberofcolumns,$selectionmade) = split(/&/,$ENV{'QUERY_STRING'}); |
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my $identifier = $ENV{'QUERY_STRING'}; |
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my $texfile = $ENV{'cgi.'.$identifier.'.file'}; |
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my $laystyle = $ENV{'cgi.'.$identifier.'.layout'}; |
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my $numberofcolumns = $ENV{'cgi.'.$identifier.'.numcol'}; |
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my $selectionmade = $ENV{'cgi.'.$identifier.'.selection'}; |
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my $tableofcontents = $ENV{'cgi.'.$identifier.'tableofcontents'}; |
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my $tableofindex = $ENV{'cgi.'.$identifier.'tableofindex'}; |
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my $advans_role = $ENV{'cgi.'.$identifier.'role'}; |
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my $back_ref = $ENV{'cgi.'.$identifier.'backref'}; |
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my $number_of_files = $ENV{'cgi.'.$identifier.'numberoffiles'}+1; |
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my $figfile = $texfile; |
my $figfile = $texfile; |
$figfile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.dat/; |
$figfile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.dat/; |
my $duefile = $texfile; |
my $duefile = $texfile; |
$duefile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.due/; |
$duefile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.due/; |
#do we have figures? |
#do we have figures? |
if (-e $figfile) { |
if (-e $figfile) { |
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my %done_conversion; |
my $temporary_file=IO::File->new($figfile) || die "Couldn't open file for reading: $!\n"; |
my $temporary_file=IO::File->new($figfile) || die "Couldn't open file for reading: $!\n"; |
my @content_of_file = <$temporary_file>; |
my @content_of_file = <$temporary_file>; |
close $temporary_file; |
close $temporary_file; |
my $noteps; |
my $noteps; |
foreach $not_eps (@content_of_file) { |
foreach $not_eps (@content_of_file) { |
if ($not_eps ne '') { |
if ($not_eps ne '') { |
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$not_eps=~s|\/\.\/|\/|g; |
my $eps_f = $not_eps; |
my $eps_f = $not_eps; |
$eps_f =~ s/\.[^.]*$/\.eps/i; |
$eps_f =~ s/\.[^.]*$/\.eps/i; |
$_ = $eps_f; |
if ($eps_f=~/\/home\/([^\/]+)\/public_html\//) { |
m/\/([^\/]+)$/; |
$eps_f=~s/\/home\/([^\/]+)\/public_html/$1/; |
$eps_f = '/home/httpd/prtspool/'.$1; |
$eps_f = '/home/httpd/prtspool/'.$eps_f; |
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} else { |
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$eps_f=~m/\/home\/httpd\/html\/res\/(.+)/; |
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$eps_f = '/home/httpd/prtspool/'.$1; |
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} |
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my $path=$eps_f; |
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$path=~s/\/([^\/]+)\.eps$//; |
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File::Path::mkpath($path,0,0777); |
my $image = Image::Magick->new; |
my $image = Image::Magick->new; |
$not_eps =~ s/^\s+//; |
$not_eps =~ s/^\s+//; |
$not_eps =~ s/\s+$//; |
$not_eps =~ s/\s+$//; |
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if ( exists($done_conversion{$not_eps})) { |
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next; |
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} |
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$done_conversion{$not_eps}=1; |
$status = $image->Read($not_eps); |
$status = $image->Read($not_eps); |
if ($status) {print " $status ";} |
if ($status) {print " $status ";} |
$image->Set(page => '+100+200'); |
$image->Set(page => '+100+200'); |
Line 40 use Image::Magick;
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Line 110 use Image::Magick;
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} |
} |
} |
} |
} |
} |
unlink $figfile; |
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} |
} |
#print "$texfile\n"; #name of the tex file for debugging only |
#print "$texfile\n"; #name of the tex file for debugging only |
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my @texfile=($texfile); |
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if ($number_of_files>1) { |
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for (my $i=1;$i<=$number_of_files-1;$i++) { |
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my $new_texfile=$texfile; |
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$new_texfile=~s/\.tex/_add$i\.tex/; |
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push @texfile,$new_texfile; |
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} |
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} |
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foreach $texfile (@texfile) { |
if (-e $texfile) { |
if (-e $texfile) { |
$texfile =~ m/^(.*)\/([^\/]+)$/; |
$texfile =~ m/^(.*)\/([^\/]+)$/; |
my $name_file = $2; |
my $name_file = $2; |
my $path_file = $1.'/'; |
my $path_file = $1.'/'; |
chdir $path_file; |
chdir $path_file; |
system("latex $name_file 1>/dev/null 2>/dev/null"); |
system("latex $name_file 1>/dev/null 2>/dev/null"); |
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if ($tableofcontents eq 'yes') { |
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system("latex $name_file 1>/dev/null 2>/dev/null"); |
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} #to create table of contents |
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my $idxname=$name_file; |
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$idxname=~s/\.tex$/\.idx/; |
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if ($tableofindex eq 'yes') { |
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system("makeindex $idxname"); |
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system("latex $name_file 1>/dev/null 2>/dev/null"); |
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} #to create index |
#Do we have a latex error in the log file? |
#Do we have a latex error in the log file? |
my $logfilename = $texfile; |
my $logfilename = $texfile; |
$logfilename =~ s/\.tex$/\.log/; |
$logfilename =~ s/\.tex$/\.log/; |
Line 80 use Image::Magick;
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Line 167 use Image::Magick;
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if ($sygnal) { |
if ($sygnal) { |
print "$content_of_file[$i]<br />"; |
print "$content_of_file[$i]<br />"; |
} |
} |
} |
} |
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if ($advans_role) { |
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print "<b><big>The link to "; |
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$logfilename=~s/\/home\/httpd//; |
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print "<a href=\"$logfilename\">Your log file </a></big></b>"; |
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print "\n"; |
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#link tooriginal LaTeX file (included according Michael Hamlin desire) |
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my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open file for reading: $!\n"; |
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my @tex_content_of_file = <$tex_temporary_file>; |
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close $tex_temporary_file; |
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my $body_tex_file = join(' ',@tex_content_of_file); |
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$texfile =~ s/\.tex$/aaaaa\.html/; |
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$tex_temporary_file = IO::File->new('>'.$texfile); |
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print $tex_temporary_file '<html><head><title>LOGFILE</title></head><body><pre>'.$body_tex_file.'</pre></body></html>'."\n"; |
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print "<br /><br />"; |
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print "<b><big>The link to "; |
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$texfile=~s/\/home\/httpd//; |
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print "<a href=\"$texfile\">Your original LaTeX file </a></big></b>"; |
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print "\n"; |
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} |
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} elsif ($body_log_file=~m/<inserted text>/) { |
} elsif ($body_log_file=~m/<inserted text>/) { |
my $whereitbegins = index $body_log_file,'<inserted text>'; |
my $whereitbegins = index $body_log_file,'<inserted text>'; |
print "You are running LaTeX in the <b>batch mode</b>. \n"; |
print "You are running LaTeX in the <b>batch mode</b>."; |
while ($whereitbegins != -1) { |
while ($whereitbegins != -1) { |
my $tempobegin=$whereitbegins; |
my $tempobegin=$whereitbegins; |
$whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART',$whereitbegins; |
$whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART',$whereitbegins; |
my $whereitends = index $body_log_file,'STAMPOFPASSEDRESOURCEEND',$whereitbegins; |
my $whereitends = index $body_log_file,'STAMPOFPASSEDRESOURCEEND',$whereitbegins; |
print "It has found an error in".substr($body_log_file,$whereitbegins+26,$whereitends-$whereitbegins-26)." and corrected it.\n"; |
print "<br />It has found an error in".substr($body_log_file,$whereitbegins+26,$whereitends-$whereitbegins-26)." <br /> and corrected it.\n"; |
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"; |
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"; |
$whereitbegins = index $body_log_file,'<inserted text>',$tempobegin+10; |
$whereitbegins = index $body_log_file,'<inserted text>',$tempobegin+10; |
} |
} |
Line 125 use Image::Magick;
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Line 232 use Image::Magick;
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# unlink @garb; |
# unlink @garb; |
unlink $duefile; |
unlink $duefile; |
print "<a href=\"/prtspool/$name_file\">Your PDF document</a>"; |
print "<a href=\"/prtspool/$name_file\">Your PDF document</a>"; |
print "<br /><br />"; |
if ($advans_role) { |
print "<b><big>The link to "; |
print "<br /><br />"; |
$logfilename=~s/\/home\/httpd//; |
print "<b><big>The link to "; |
print "<a href=\"$logfilename\">Your log file </a></big></b>"; |
$logfilename=~s/\/home\/httpd//; |
print "\n"; |
print "<a href=\"$logfilename\">Your log file </a></big></b>"; |
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print "\n"; |
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#link tooriginal LaTeX file (included according Michael Hamlin desire) |
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my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open file for reading: $!\n"; |
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my @tex_content_of_file = <$tex_temporary_file>; |
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close $tex_temporary_file; |
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my $body_tex_file = join(' ',@tex_content_of_file); |
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$texfile =~ s/\.tex$/aaaaa\.html/; |
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$tex_temporary_file = IO::File->new('>'.$texfile); |
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print $tex_temporary_file '<html><head><title>LOGFILE</title></head><body><pre>'.$body_tex_file.'</pre></body></html>'."\n"; |
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print "<br /><br />"; |
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print "<b><big>The link to "; |
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$texfile=~s/\/home\/httpd//; |
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print "<a href=\"$texfile\">Your original LaTeX file </a></big></b>"; |
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print "\n"; |
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} |
} |
} |
} else { |
} else { |
#LaTeX successfully parsed tex file |
#LaTeX successfully parsed tex file |
Line 172 use Image::Magick;
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Line 294 use Image::Magick;
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} else { |
} else { |
print "LaTeX file $texfile was not created successfully"; |
print "LaTeX file $texfile was not created successfully"; |
} |
} |
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} |
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