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Diff for /loncom/interface/printout.pl between versions 1.130 and 1.134

version 1.130, 2008/03/10 10:24:49 version 1.134, 2008/03/18 10:29:56
Line 43  use LONCAPA::Configuration; Line 43  use LONCAPA::Configuration;
   
 use strict;  use strict;
   
 my $busy_wait_timeout = 20;  my $busy_wait_timeout = 30; 
   
 #   Determine if a user is operating as a student for this course/domain.  #   Determine if a user is operating as a student for this course/domain.
 #Parameters:  #Parameters:
Line 165  END Line 165  END
 }  }
   
 my %perlvar=%{&LONCAPA::Configuration::read_conf('loncapa.conf')};  my %perlvar=%{&LONCAPA::Configuration::read_conf('loncapa.conf')};
  &Apache::lonlocal::get_language_handle();  &Apache::lonlocal::get_language_handle();
  &Apache::loncommon::content_type(undef,'text/html');  &Apache::loncommon::content_type(undef,'text/html');
 $env{'request.noversionuri'} = '/cgi-bin/printout.pl';  $env{'request.noversionuri'} = '/cgi-bin/printout.pl';
   print(&Apache::loncommon::start_page('Creating PDF'));  print(&Apache::loncommon::start_page('Creating PDF'));
   
   my $identifier = $ENV{'QUERY_STRING'};
   my $texfile = $env{'cgi.'.$identifier.'.file'};
   my $laystyle = $env{'cgi.'.$identifier.'.layout'};
   my $numberofcolumns = $env{'cgi.'.$identifier.'.numcol'};
   my $paper = $env{'cgi.'.$identifier.'.paper'};
   my $selectionmade = $env{'cgi.'.$identifier.'.selection'};
   my $tableofcontents = $env{'cgi.'.$identifier.'.tableofcontents'};
   my $tableofindex = $env{'cgi.'.$identifier.'.tableofindex'};
   my $advanced_role = $env{'cgi.'.$identifier.'.role'};
   my $number_of_files = $env{'cgi.'.$identifier.'.numberoffiles'}+1;
   my $student_names = $env{'cgi.'.$identifier.'.studentnames'};
   my $backref = &Apache::lonnet::unescape($env{'cgi.'.$identifier.'.backref'});
   
   
   my @names_pack=();
   if ($student_names=~/_END_/) {  
       @names_pack=split(/_ENDPERSON_/,$student_names);
   }
   if ($backref) {
       print('<p>'.&mt("[_1]Return[_2] to editing resource.",
       "<a href=\"$backref\"><b>","</b></a>").'</p>');
   }
   my $figfile = $texfile;
   $figfile =~ s/^(.*_printout)_\d+_\d+_\d+\.tex/$1\.dat/;
   my $duefile = $texfile;
   $duefile =~ s/^(.*_printout)_\d+_\d+_\d+\.tex/$1\.due/;
   
   
   #-------------------------------------------------------------------------------------
   #
   #   Each print may have associated with it a file that contains a set of figures
   #   that need to be converted to .eps from whatever form they were in when included
   #   in the resource.  The name of the figure file is in $figfile.  If it exists,
   #   it contains the names of the files that need to be converted, one per line.
   #
   
   if (-e $figfile) {
       # print "$figfile exists\n";
       my %done_conversion;
       my $temporary_file=IO::File->new($figfile) || die "Couldn't open fig file $figfile for reading: $!\n";
       my @content_of_file = <$temporary_file>;
       close $temporary_file;  
       my $noteps;
       my %prog_state;
       if ($advanced_role) { %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('','Converting Images to EPS','Picture Conversion Status',$#content_of_file,'inline','80');  }
       print('<br />');
       foreach my $not_eps (@content_of_file) {
    chomp($not_eps);
    if ($not_eps ne '') {
       $not_eps=~s|\/\.\/|\/|g;
       if (!$done_conversion{$not_eps}) { #  Only convert multiple includes once.
    &convert_figure($not_eps);
    $done_conversion{$not_eps} = 1;
       }
    }
       }
       if ($advanced_role) { 
    &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); 
       }
       unlink($figfile);
   }
   #     End of figure conversion section:
   #
   #--------------------------------------------------------------------------------------------
   
   
   my $identifier = $ENV{'QUERY_STRING'};  
   my $texfile = $env{'cgi.'.$identifier.'.file'};  
   my $laystyle = $env{'cgi.'.$identifier.'.layout'};  
   my $numberofcolumns = $env{'cgi.'.$identifier.'.numcol'};  
   my $paper = $env{'cgi.'.$identifier.'.paper'};  
   my $selectionmade = $env{'cgi.'.$identifier.'.selection'};  
   my $tableofcontents = $env{'cgi.'.$identifier.'.tableofcontents'};  
   my $tableofindex = $env{'cgi.'.$identifier.'.tableofindex'};  
   my $advanced_role = $env{'cgi.'.$identifier.'.role'};  
   my $number_of_files = $env{'cgi.'.$identifier.'.numberoffiles'}+1;  
   my $student_names = $env{'cgi.'.$identifier.'.studentnames'};  
   my $backref = &Apache::lonnet::unescape($env{'cgi.'.$identifier.'.backref'});  
   
     
   my @names_pack=();  
   if ($student_names=~/_END_/) {    
       @names_pack=split(/_ENDPERSON_/,$student_names);  
   }  
   if ($backref) {  
       print('<p>'.&mt("[_1]Return[_2] to editing resource.",  
       "<a href=\"$backref\"><b>","</b></a>").'</p>');  
   }  
   my $figfile = $texfile;  
   $figfile =~ s/^(.*_printout)_\d+_\d+_\d+\.tex/$1\.dat/;  
   my $duefile = $texfile;  
   $duefile =~ s/^(.*_printout)_\d+_\d+_\d+\.tex/$1\.due/;  
   #do we have figures?  
   # print "Figure file: $figfile\n";  
   if (-e $figfile) {  
       # print "$figfile exists\n";  
       my %done_conversion;  
       my $temporary_file=IO::File->new($figfile) || die "Couldn't open fig file $figfile for reading: $!\n";  
       my @content_of_file = <$temporary_file>;  
       close $temporary_file;    
       my $noteps;  
       my %prog_state;  
       if ($advanced_role) { %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('','Coverting Images to EPS','Picture Conversion Status',$#content_of_file,'inline','80');  }  
       print('<br />');  
       foreach my $not_eps (@content_of_file) {  
   chomp($not_eps);  
   if ($not_eps ne '') {  
        # print "Converting $not_eps"; # Debugging.  
               my $status_statement='EPS picture for '.$not_eps;  
       # print "$status_statement\n";  
       $not_eps=~s|\/\.\/|\/|g;  
       my $eps_f = $not_eps;  
       # $eps_f =~ s/\.[^.]*$/\.eps/i;  
       if ($eps_f=~/\/home\/([^\/]+)\/public_html\//) {  
                   $eps_f=~s/\/home\/([^\/]+)\/public_html/$1/;  
   $eps_f = $perlvar{'lonPrtDir'}.'/'.$eps_f;  
       } elsif ($eps_f=~/$perlvar{'lonDocRoot'}\/res\//) {  
   $eps_f=~m/$perlvar{'lonDocRoot'}\/res\/(.+)/;  
   $eps_f = $perlvar{'lonPrtDir'}.'/'.$1;  
       } elsif ($eps_f=~/$perlvar{'lonUsersDir'}\//) {  
   $eps_f=~/$perlvar{'lonUsersDir'}\/([^\/]+)\/\w\/\w\/\w\/(.+)/;  
   $eps_f = $perlvar{'lonPrtDir'}.'/'.$1.'/'.$2;  
       }  
       $eps_f  =~ s/ /\_/g; # Spaces are problematic for system commands and LaTeX.  
       #   
       # If the file is already an .eps or .ps file,  
       # We really just need to copy it from where it was to prtspool  
       # but with the spaces substituted to _'s.  
       #  
       my ($nsname,$path, $sext) = &fileparse($eps_f, qr/\.(ps|eps)/i);  
       if ($sext =~/ps$/i) {  
   # print "$not_eps is a postscript file. copy to $path\n";  
   &File::Path::mkpath($path,0,0777);  
   #print("Made path: $path");  
   #$not_eps =~ s/^\s+//;  
   #$not_eps =~ s/\s+$//;  
   #$not_eps =~ s/ /\__/g;  
   #print("Copying $not_eps to $eps_f\n");  
   copy("$not_eps", "$eps_f");   
   # print "Copy complete\n";  
       } else {  
         
   $eps_f .= '.eps'; # Just append the eps ext.  
   my $path=$eps_f;  
   $path =~ s/\/([^\/]+)\.eps$//;  
   # print "Final file path: $path "; # Debugging  
   &File::Path::mkpath($path,0,0777);  
   $not_eps =~ s/^\s+//;  
   $not_eps =~ s/\s+$//;  
   $not_eps =~ s/ /\\ /g;  
   if ( exists($done_conversion{$not_eps})) { next; }  
   if ($advanced_role) {  
       my $prettyname=$not_eps;  
       $prettyname=~s|/home/([^/]+)/public_html|/priv/$1|;  
       $prettyname=~s|$perlvar{'lonDocRoot'}/|/|;  
       &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,  
     'Converting to EPS '.$prettyname);  
   }  
   $done_conversion{$not_eps}=1;  
   # print "Converting $not_eps -> $eps_f"; # Debugging  
   system("convert $not_eps $eps_f");  
   # check is eps exist in prtspool  
   if (not -e $eps_f) {  
       # converting an animated gif creates either:  
       # anim.gif.eps.0  
       # or  
       # anim.gif-0.eps  
       for (my $i=0;$i<10000;$i++) {  
   if (-e $eps_f.'.'.$i) {  
       rename($eps_f.'.'.$i, $eps_f);  
       last;  
   }  
   my $anim_eps = $eps_f;  
   $anim_eps =~ s/(\.[^.]*)\.eps$/$1-$i\.eps/i;  
   if (-e $anim_eps) {  
       rename($anim_eps, $eps_f);  
       last;  
   }  
       }  
   }  
     
   # imagemagick 6.2.0-6.2.7 fails to properly handle  
   # convert anim.gif anim.gif.eps  
   # it creates anim.eps instead.   
   if (not -e $eps_f) {  
       my $eps_f2 = $eps_f;  
       $eps_f2 =~ s/\.[^.]*\.eps$/\.eps/i;  
       if(-e $eps_f2) {  
   rename($eps_f2,$eps_f);  
       }  
   }  
       }  
   
   }  
       }  
       if ($advanced_role) {   
   &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state);   
       }  
       unlink($figfile);  
   }  
   #print "$texfile\n"; #name of the tex file for debugging only       #print "$texfile\n"; #name of the tex file for debugging only   
   my @texfile=($texfile);    my @texfile=($texfile);
   if ($number_of_files>1) {    if ($number_of_files>1) {
Line 377  foreach $texfile (@texfile) { Line 311  foreach $texfile (@texfile) {
       my $name_file = $2;        my $name_file = $2;
       my $path_file = $1.'/';        my $path_file = $1.'/';
       chdir $path_file;        chdir $path_file;
       my $dvi_file= $name_file; $dvi_file =~ s/\.tex/$name_range\.dvi/;        my $dvi_file= $name_file; $dvi_file =~ s/\.tex$/\.dvi/;
       &busy_wait_command("latex $name_file 1>/dev/null 2>/dev/null",        &busy_wait_command("latex $name_file 1>/dev/null 2>/dev/null",
  "for $status_statement now LaTeXing file",   "for $status_statement now LaTeXing file",
  \%prog_state,$dvi_file, $busy_wait_timeout);   \%prog_state,$dvi_file, $busy_wait_timeout);
Line 449  foreach $texfile (@texfile) { Line 383  foreach $texfile (@texfile) {
               $logfilename=~s{^\Q$perlvar{'lonPrtDir'}\E}{/prtspool};                $logfilename=~s{^\Q$perlvar{'lonPrtDir'}\E}{/prtspool};
       print "<a href=\"$logfilename\">Your log file </a></big></b>";        print "<a href=\"$logfilename\">Your log file </a></big></b>";
       print "\n";        print "\n";
               #link tooriginal LaTeX file (included according Michael Hamlin desire)                #link to original LaTeX file
       my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open tex file $texfile for reading: $!\n";        my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open tex file $texfile for reading: $!\n";
       my @tex_content_of_file = <$tex_temporary_file>;        my @tex_content_of_file = <$tex_temporary_file>;
       close $tex_temporary_file;         close $tex_temporary_file; 
Line 620  foreach $texfile (@texfile) { Line 554  foreach $texfile (@texfile) {
               $logfilename=~s{^\Q$perlvar{'lonPrtDir'}\E}{/prtspool};                $logfilename=~s{^\Q$perlvar{'lonPrtDir'}\E}{/prtspool};
       print "<a href=\"$logfilename\">Your log file </a></big></b>";        print "<a href=\"$logfilename\">Your log file </a></big></b>";
       print "\n";        print "\n";
       #link tooriginal LaTeX file (included according Michael Hamlin desire)        #link to original LaTeX file
       my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open tex file $texfile for reading: $!\n";        my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open tex file $texfile for reading: $!\n";
       my @tex_content_of_file = <$tex_temporary_file>;        my @tex_content_of_file = <$tex_temporary_file>;
       close $tex_temporary_file;         close $tex_temporary_file; 
Line 824  sub busy_wait_command { Line 758  sub busy_wait_command {
     if ($size == $last_size) {      if ($size == $last_size) {
  $unchanged_time++;   $unchanged_time++;
  if ($timeout && ($unchanged_time > $timeout)) {   if ($timeout && ($unchanged_time > $timeout)) {
     print "<h1>Operation timed out!!!</h1>\n";      print "<h1>Operation timed out!</h1>\n";
     print "<p>Executing $command, The output file $output_file did not grow\n";      print "<p>Executing $command, the output file $output_file did not grow\n";
     print "after $timeout seconds.  This <em>may</em> indicate $command\n";      print "after $timeout seconds.  This <em>may</em> indicate $command\n";
     print "is in an infinite loop.";      print "is in an infinite loop.\n";
     print "See if printing fewer copies helps.  Please contact LonCAPA\n";      print "See if printing fewer copies helps.  Please contact LON-CAPA\n";
     print "support about this in any event";      print "support about this in any event.";
     print "</p>";      print "</p>";
     kill(9, $pid); # Reaper will do the rest...I hope there's errors in the log.      kill(9, $pid); # Reaper will do the rest...I hope there's errors in the log.
  }   }
Line 1033  sub create_missing_fonts { Line 967  sub create_missing_fonts {
     }      }
   
 }  }
   #
   #  Convert a figure file to encapsulated postscript:
   #  At present, this is using a lot of file scoped globals to pass data around. 
   # Parameters:
   #    not_eps  - The name of the file to convert which, presumably, is not
   #               already an eps file.
   #
   sub convert_figure {
       my ($not_eps) = @_;
   
       my $status_statement='EPS picture for '.$not_eps;
       my $eps_f = $not_eps;
   
       if ($eps_f=~/\/home\/([^\/]+)\/public_html\//) {
    $eps_f=~s/\/home\/([^\/]+)\/public_html/$1/;
       } elsif ($eps_f=~/$perlvar{'lonDocRoot'}\/res\//) {
    $eps_f=~ s/$perlvar{'lonDocRoot'}\/res\/(.+)/$1/;
       } elsif ($eps_f=~/$perlvar{'lonUsersDir'}\//) {
    $eps_f=~ s/$perlvar{'lonUsersDir'}\/([^\/]+)\/\w\/\w\/\w\/(.+)/$1\/$2/;
       }
   
       $eps_f = $perlvar{'lonPrtDir'}.'/'.$eps_f;
   
       # Spaces are problematic for system commands and LaTeX, replace with _
   
       $eps_f  =~ s/ /\_/g; 
   
       # 
       # If the file is already an .eps or .ps file (eps_f still has the original
       # file type),
       # We really just need to copy it from where it was to prtspool
       # but with the spaces substituted to _'s.
       #
       my ($nsname,$path, $sext) = &fileparse($eps_f, qr/\.(ps|eps)/i);
       if ($sext =~/ps$/i) {
    &File::Path::mkpath($path,0,0777);
    copy("$not_eps", "$eps_f"); 
       } else {
   
    $eps_f .= '.eps'; # Just append the eps ext.
    my $path= &dirname($eps_f);
    &File::Path::mkpath($path,0,0777);
    $not_eps =~ s/^\s+//;
    $not_eps =~ s/\s+$//;
    $not_eps =~ s/ /\\ /g;
    if ($advanced_role) {
       my $prettyname=$not_eps;
       $prettyname=~s|/home/([^/]+)/public_html|/priv/$1|;
       $prettyname=~s|$perlvar{'lonDocRoot'}/|/|;
       &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,
     'Converting to EPS '.$prettyname);
    }
    system("convert $not_eps $eps_f");
   
    if (not -e $eps_f) {
       # converting an animated gif creates either:
       # anim.gif.eps.0
       # or
       # anim.gif-0.eps
       for (my $i=0;$i<10000;$i++) {
    if (-e $eps_f.'.'.$i) {
       rename($eps_f.'.'.$i, $eps_f);
       last;
    }
    my $anim_eps = $eps_f;
    $anim_eps =~ s/(\.[^.]*)\.eps$/$1-$i\.eps/i;
    if (-e $anim_eps) {
       rename($anim_eps, $eps_f);
       last;
    }
       }
    }
   
    # imagemagick 6.2.0-6.2.7 fails to properly handle
    # convert anim.gif anim.gif.eps
    # it creates anim.eps instead. 
    if (not -e $eps_f) {
       my $eps_f2 = $eps_f;
       $eps_f2 =~ s/\.[^.]*\.eps$/\.eps/i;
       if(-e $eps_f2) {
    rename($eps_f2,$eps_f);
       }
    }
       }
       
   }
Removed from v.1.130  
changed lines
  Added in v.1.134

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