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Diff for /loncom/interface/printout.pl between versions 1.142.6.3 and 1.154

version 1.142.6.3, 2010/05/11 12:10:25 version 1.154, 2013/03/18 21:33:08
Line 44  use LONCAPA::Configuration; Line 44  use LONCAPA::Configuration;
 use strict;  use strict;
   
 my $busy_wait_timeout = 30;   my $busy_wait_timeout = 30; 
   my $pdfs_converted    = 0; # non zero if PDF includes (need to fixps).
   
 my $debugging = 0;  my $debugging = 0;
   
Line 127  sub send_error_mail { Line 127  sub send_error_mail {
   
     # Todo: Convert badurl into a url from file path:      # Todo: Convert badurl into a url from file path:
   
     my $subject  = "Error [$badurl] Print failed for $user".'@'.$domain;      my $subject  = "Error [$badurl] Print failed for $user".':'.$domain;
     my $message .= "Print failed to render LaTeX for $user".'@'."$domain\n";      my $message .= "Print failed to render LaTeX for $user".':'."$domain\n";
     $message    .= "  User was attempting to print: \n";      $message    .= "  User was attempting to print: \n";
     foreach my $resource (split(/:/,$resources)) {      foreach my $resource (split(/:/,$resources)) {
  $message    .= "       $resource\n";   $message    .= "       $resource\n";
Line 178  my %perlvar=%{&LONCAPA::Configuration::r Line 178  my %perlvar=%{&LONCAPA::Configuration::r
 &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'));  # Breadcrumbs
   #FIXME: Choose better/different breadcrumbs?!? Links?
   my $brcrum = [{'href' => '',
                  'text' => 'Helper'}, #FIXME: Different origin possible than print out helper?
                 {'href' => '',
                  'text' => 'Preparing Printout'},
                 {'href' => '',
                  'text' => 'Creating PDF'}];
   print(&Apache::loncommon::start_page('Creating PDF',
                                        undef,
                                        {'bread_crumbs' => $brcrum,}));
   
 my $identifier = $ENV{'QUERY_STRING'};  my $identifier = $ENV{'QUERY_STRING'};
 my $texfile = $env{'cgi.'.$identifier.'.file'};  my $texfile = $env{'cgi.'.$identifier.'.file'};
Line 227  if (-e $figfile) { Line 237  if (-e $figfile) {
     close $temporary_file;        close $temporary_file;  
     my $noteps;      my $noteps;
     my %prog_state;      my %prog_state;
     if ($advanced_role) { %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('','Converting Images to EPS','Picture Conversion Status',$#content_of_file,'inline','80');  }      if ($advanced_role) { %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('',$#content_of_file);  }
     print('<br />');      print('<br />');
     foreach my $not_eps (@content_of_file) {      foreach my $not_eps (@content_of_file) {
  chomp($not_eps);   chomp($not_eps);
Line 273  my $ind=-1; Line 283  my $ind=-1;
   
 my %prog_state;  my %prog_state;
 if ($advanced_role) {   if ($advanced_role) { 
     %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('','Print Status',&mt('Class Print Status'),$number_of_files,'inline','80');       %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('',$number_of_files); 
 }  }
 print "<br />";  print "<br />";
 my $num_files = @texfile; # How does this differ from $number_of_files , can that be 0?  my $num_files = @texfile; # How does this differ from $number_of_files , can that be 0?
Line 298  foreach $texfile (@texfile) { Line 308  foreach $texfile (@texfile) {
   my $name;    my $name;
   my $name_range='';    my $name_range='';
   
   # $name       -> Either user's full name or username@domain    # $name       -> Either user's full name or username:domain
   # $name_range -> Either user's last name or usrname.    # $name_range -> Either user's last name or usrname.
   
   if ($tempo_array[3]) {    if ($tempo_array[3]) {
       $name=$tempo_array[3];        $name=$tempo_array[3];
       ($name_range) = split(/,/,$name, 2);        ($name_range) = split(/,/,$name, 2);
   } else {    } else {
       $name=$tempo_array[0].'@'.$tempo_array[1];        $name=$tempo_array[0].':'.$tempo_array[1];
       $name_range = $tempo_array[0];        $name_range = $tempo_array[0];
   }    }
   
Line 313  foreach $texfile (@texfile) { Line 323  foreach $texfile (@texfile) {
   # user is getting printed.    # user is getting printed.
   #    #
   
   if (($name ne "") && ($name ne '@') ) { # Could be printing codes...    if (($name ne "") && ($name ne ':') ) { # Could be printing codes...
       $link_text='<b>'.$name.'</b>';        $link_text='<b>'.$name.'</b>';
       $status_statement.=$name;        $status_statement.=$name;
   }    }
Line 329  foreach $texfile (@texfile) { Line 339  foreach $texfile (@texfile) {
   my ($lastname) = split(/,/, $name,2);    my ($lastname) = split(/,/, $name,2);
   $name_range .= "-".$lastname;    $name_range .= "-".$lastname;
       } else {        } else {
   $name=$tempo_array[0].'@'.$tempo_array[1];    $name=$tempo_array[0].':'.$tempo_array[1];
   $name_range .= '-'.$tempo_array[0];    $name_range .= '-'.$tempo_array[0];
       }        }
       if (($name ne "") && ($name ne '@')) {        if (($name ne "") && ($name ne ':')) {
   $link_text.=' - <b>'.$name.'</b>';    $link_text.=' - <b>'.$name.'</b>';
   $status_statement.=' -  '.$name;    $status_statement.=' -  '.$name;
       
Line 362  foreach $texfile (@texfile) { Line 372  foreach $texfile (@texfile) {
   
   print "<br/>";    print "<br/>";
   if ($advanced_role) {     if ($advanced_role) { 
       &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,'Creating PDF for '.$status_statement);         &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt('Creating PDF for: [_1]',$status_statement)); 
   }    }
   
   if (-e $texfile) { # Ensure the tex file exists:    if (-e $texfile) { # Ensure the tex file exists:
Line 467  foreach $texfile (@texfile) { Line 477  foreach $texfile (@texfile) {
       my $ps_file = my $tempo_file = $1.'temporar.ps';        my $ps_file = my $tempo_file = $1.'temporar.ps';
       my $pdf_file = $1.'.pdf';        my $pdf_file = $1.'.pdf';
       $papera=~s/t/p/;        $papera=~s/t/p/;
               $comma = "fixps --force $new_name_file";  #----
               &debug("FIXPS command: $comma");  # The code below uses fixps to make pdf include in sequences work.
               &busy_wait_command("$comma 1>/dev/null 2>/dev/null",  #
                                  "for $status_statement now validating PS",  #              $comma = "fixps --force $new_name_file";
                                  \%prog_state,$tempo_file);  #              &debug("FIXPS command: $comma");
   #              &busy_wait_command("$comma 1>$tempo_file  2>/dev/null",
   #                                 "for $status_statement now validating PS",
   #                                 \%prog_state,$tempo_file);
   
   #--- 
   #  The code below uses gs to make pdf includes in sequences work
   
         # Use gs to fix the postscript -> level 1.5 
         # .. if pdfs were included
   
         if ($pdfs_converted > 0) {
     $comma = "gs -sDEVICE=pswrite -dLanguageLevel=1.5 ";
     &busy_wait_command("$comma -o $tempo_file $new_name_file 2>/dev/null 1>/dev/null",
        "for $status_statement now validating PS",
        \%prog_state, $tempo_file);
     
   #---
     &busy_wait_command("mv $tempo_file $new_name_file",
        'File move', \%prog_state, $new_name_file);
         }
       if ($laystyle eq 'album' and $numberofcolumns eq '2') {        if ($laystyle eq 'album' and $numberofcolumns eq '2') {
   $comma = "psnup $papera -2 -s1.0 $new_name_file";    $comma = "psnup $papera -2 -s1.0 $new_name_file";
   &debug("PSNUP command: $comma");    &debug("PSNUP command: $comma");
                   &busy_wait_command("$comma 1>$tempo_file 2>/dev/null",    &busy_wait_command("$comma $tempo_file 1>/dev/null 2>/dev/null",
      "for $status_statement now Modifying PS layout",       "for $status_statement now Modifying PS layout",
      \%prog_state,$tempo_file);       \%prog_state,$tempo_file);
           &busy_wait_command("mv $tempo_file $new_name_file",  
      'File move', \%prog_state, $new_name_file);  
       } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') {        } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') {
   $comma = 'pstops '.$papera.' "2:0+1(0.48w,0)" '.$new_name_file;    $comma = 'pstops '.$papera.' "2:0+1(0.48w,0)" '.$new_name_file;
   &debug("PSTOPS command: $comma ");    &debug("PSTOPS command: $comma ");
Line 525  foreach $texfile (@texfile) { Line 553  foreach $texfile (@texfile) {
       my @garb = ($texlog,$texaux,$texdvi,$texps);        my @garb = ($texlog,$texaux,$texdvi,$texps);
 #  unlink @garb;  #  unlink @garb;
       unlink($duefile);        unlink($duefile);
       print "<a href=\"/prtspool/$pdf_file\">$link_text - click here to download pdf</a>";        print
       print "\n";                    '<p>'
                    .&mt('[_1] - [_2]Your PDF file[_3] is ready for download.',
                         $link_text,'<a href="/prtspool/'.$pdf_file.'">','</a>')
                    .'</p>'."\n";
   }    }
   unlink($missfonts_file);    unlink($missfonts_file);
   
       }          }  
   } else {    } else {
       print "LaTeX file $texfile was not created successfully";        print
             '<p class="LC_error">'
            .&mt('The LaTeX file [_1] was not created successfully.',
                 '<span class="LC_filename">'.$texfile.'</span>')
            .'</p>';
   }    }
 }  }
 print "<br />";  print "<br />";
Line 544  if ($number_of_files>1) { Line 579  if ($number_of_files>1) {
  $file=~s/\.tex/.\pdf/;   $file=~s/\.tex/.\pdf/;
  $statement.=' '.$file;    $statement.=' '.$file; 
     }      }
     print("<pre>Zip Output:\n");      print('<p>'.&mt('Zip Output:')."\n<pre>\n");
     system($statement);      system($statement);
     print("</pre>");      print("</pre></p>\n");
     $zipfile=~s{^\Q$perlvar{'lonPrtDir'}\E}{/prtspool};      $zipfile=~s{^\Q$perlvar{'lonPrtDir'}\E}{/prtspool};
     print "<br /> A <a href=\"$zipfile\">ZIP file</a> of all the PDFs.";      print
           '<p>'
          .&mt('A [_1]ZIP file[_2] of all the PDF files is ready for download.',
               '<a href="'.$zipfile.'">','</a>')
          .'</p>';
 }  }
 if ($advanced_role) { &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); }  if ($advanced_role) { &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); }
 print(&Apache::loncommon::end_page());  print(&Apache::loncommon::end_page());
Line 586  sub busy_wait_command { Line 625  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 '<p class="LC_error">'.&mt('Operation timed out!')."</p>\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 $command\n";
     print "is in an infinite loop.\n";      print "is in an infinite loop.\n";
Line 601  sub busy_wait_command { Line 640  sub busy_wait_command {
     }      }
  }   }
  if ($advanced_role) {   if ($advanced_role) {
     &Apache::lonhtmlcommon::Update_PrgWin('',$progress_win,      &Apache::lonhtmlcommon::Update_PrgWin('',$progress_win,$message.$extra_msg);
   $message.$extra_msg);  
  }   }
     }      }
     $SIG{CHLD}='IGNORE';      $SIG{CHLD}='IGNORE';
Line 699  sub repaginate { Line 737  sub repaginate {
     my @pages_in_student; # For each student his/her initial page count.      my @pages_in_student; # For each student his/her initial page count.
     my $max_pages = 0; # Pages in 'longest' student.      my $max_pages = 0; # Pages in 'longest' student.
     my $page_number = 0;      my $page_number = 0;
     &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,       &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt("Counting pages for student: [_1]",1));
   &mt("Counting pages for student: [_1]",1));  
   
     while ($line = <PSFILE>) {      while ($line = <PSFILE>) {
   
Line 728  sub repaginate { Line 765  sub repaginate {
  # - save the page_number, reset and, if necessary   # - save the page_number, reset and, if necessary
  #    update max_pages.   #    update max_pages.
  push(@pages_in_student, $page_number);   push(@pages_in_student, $page_number);
  &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,    &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt("Counting pages for student: [_1]", scalar(@pages_in_student)));
       &mt("Counting pages for student: [_1]", scalar(@pages_in_student)));  
  if ($page_number > $max_pages) {   if ($page_number > $max_pages) {
     $max_pages = $page_number;      $max_pages = $page_number;
  }   }
Line 741  sub repaginate { Line 777  sub repaginate {
     }      }
     # file ended so one more student      # file ended so one more student
     push(@pages_in_student, $page_number);      push(@pages_in_student, $page_number);
     &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,       &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt("Counting pages for student: [_1]",scalar(@pages_in_student)));
   &mt("Counting pages for student: [_1]",scalar(@pages_in_student)));  
     if ($page_number > $max_pages) {      if ($page_number > $max_pages) {
  $max_pages = $page_number;   $max_pages = $page_number;
     }      }
Line 769  sub repaginate { Line 804  sub repaginate {
   
   
     my $student_number    = 0; # Index of student we're working on.      my $student_number    = 0; # Index of student we're working on.
     &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,       &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt("Repaginating student: [_1]",$student_number+1));
   "Repaginating student ".$student_number+1);  
   
     while (my $line = <LATEXIN>) {      while (my $line = <LATEXIN>) {
  if ($line eq "\\special{ps:ENDOFSTUDENTSTAMP}\n") {   if ($line eq "\\special{ps:ENDOFSTUDENTSTAMP}\n") {
Line 787  sub repaginate { Line 821  sub repaginate {
     }      }
           
     $student_number++;      $student_number++;
     &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,       &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt("Repaginating student: [_1]",$student_number+1));
   "Repaginating student ".$student_number+1);  
           
  } else {   } else {
     print LATEXOUT $line;      print LATEXOUT $line;
Line 869  sub convert_figure { Line 902  sub convert_figure {
     my $status_statement='EPS picture for '.$not_eps;      my $status_statement='EPS picture for '.$not_eps;
     my $eps_f = $not_eps;      my $eps_f = $not_eps;
   
     if ($eps_f=~/\/home\/([^\/]+)\/public_html\//) {      if ($eps_f=~/\/home\/httpd\/html\/priv\/[^\/]+\/([^\/]+)\//) {
  $eps_f=~s/\/home\/([^\/]+)\/public_html/$1/;   $eps_f=~s/\/home\/httpd\/html\/priv\/[^\/]+\/([^\/]+)/$1/;
     } elsif ($eps_f=~/$perlvar{'lonDocRoot'}\/res\//) {      } elsif ($eps_f=~/$perlvar{'lonDocRoot'}\/res\//) {
  $eps_f=~ s/$perlvar{'lonDocRoot'}\/res\/(.+)/$1/;   $eps_f=~ s/$perlvar{'lonDocRoot'}\/res\/(.+)/$1/;
     } elsif ($eps_f=~/$perlvar{'lonUsersDir'}\//) {      } elsif ($eps_f=~/$perlvar{'lonUsersDir'}\//) {
Line 901  sub convert_figure { Line 934  sub convert_figure {
  $not_eps =~ s/^\s+//;   $not_eps =~ s/^\s+//;
  $not_eps =~ s/\s+$//;   $not_eps =~ s/\s+$//;
  $not_eps =~ s/ /\\ /g;   $not_eps =~ s/ /\\ /g;
       my $prettyname=$not_eps;
  if ($advanced_role) {   if ($advanced_role) {
     my $prettyname=$not_eps;  
     $prettyname=~s|/home/([^/]+)/public_html|/priv/$1|;  
     $prettyname=~s|$perlvar{'lonDocRoot'}/|/|;      $prettyname=~s|$perlvar{'lonDocRoot'}/|/|;
     &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,      &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt('Converting to EPS: [_1]',$prettyname));
   'Converting to EPS '.$prettyname);  
  }   }
  #   #
  #  If the file is a PDF, need to use pdftops to convert it to a ps file.   #  If the file is a PDF, need to use pdftops to convert it to a ps file.
Line 923  sub convert_figure { Line 954  sub convert_figure {
   
     &debug("Converting pdf $not_eps to postscript: $eps_f");      &debug("Converting pdf $not_eps to postscript: $eps_f");
     system("pdftops $not_eps $eps_f");      system("pdftops $not_eps $eps_f");
       $pdfs_converted++; # Need to fix ps in last pass.
  } else {   } else {
     system("convert $not_eps $eps_f");      system("convert $not_eps $eps_f");
           if($? and $advanced_role){
               print "<p class=\"LC_warning\">"
                     .mt("An error occured during the conversion of [_1].[_2]"
                     ."If possible try to save this image using different settings and republish it.",
                     "<span class=\"LC_filename\">".$prettyname."</span>", "<br/>")
                     ."</p>";
           }
  }   }
   
  if (not -e $eps_f) {   if (not -e $eps_f) {
Removed from v.1.142.6.3  
changed lines
  Added in v.1.154

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