--- loncom/interface/printout.pl 2008/08/07 16:43:18 1.136 +++ loncom/interface/printout.pl 2013/03/18 21:33:08 1.154 @@ -1,7 +1,7 @@ #!/usr/bin/perl # CGI-script to run LaTeX, dvips, ps2ps, ps2pdf etc. # -# $Id: printout.pl,v 1.136 2008/08/07 16:43:18 bisitz Exp $ +# $Id: printout.pl,v 1.154 2013/03/18 21:33:08 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -44,10 +44,15 @@ use LONCAPA::Configuration; use strict; my $busy_wait_timeout = 30; +my $pdfs_converted = 0; # non zero if PDF includes (need to fixps). + +my $debugging = 0; sub debug { - my ($text) = @_; - print "$text
\n"; + if ($debugging) { + my ($text) = @_; + print "$text
\n"; + } } # Determine if a user is operating as a student for this course/domain. @@ -118,12 +123,12 @@ sub send_error_mail { if (&is_student()) { # build the subject and message body: - # print "sending message to course coordinators.
"; + &debug("sending message to course coordinators."); # Todo: Convert badurl into a url from file path: - my $subject = "Error [$badurl] Print failed for $user".'@'.$domain; - my $message .= "Print failed to render LaTeX for $user".'@'."$domain\n"; + my $subject = "Error [$badurl] Print failed for $user".':'.$domain; + my $message .= "Print failed to render LaTeX for $user".':'."$domain\n"; $message .= " User was attempting to print: \n"; foreach my $resource (split(/:/,$resources)) { $message .= " $resource\n"; @@ -137,9 +142,9 @@ sub send_error_mail { } my (undef, %receivers) = &Apache::lonmsg::decide_receiver(undef, 0, 1,1,1); - # print "
sending...section: $env{'request.course.sec'}"; + &debug("sending...section: $env{'request.course.sec'}"); foreach my $dest (keys %receivers) { - # print "
dest is $dest"; + &debug("dest is $dest"); my @destinfo = split(/:/,$dest); my $user = $destinfo[0]; my $dom = $destinfo[1]; @@ -166,14 +171,24 @@ Your cookie information is incorrect. END - return; + exit; } my %perlvar=%{&LONCAPA::Configuration::read_conf('loncapa.conf')}; &Apache::lonlocal::get_language_handle(); &Apache::loncommon::content_type(undef,'text/html'); $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 $texfile = $env{'cgi.'.$identifier.'.file'}; @@ -211,18 +226,22 @@ $duefile =~ s/^(.*_printout)_\d+_\d+_\d+ # it contains the names of the files that need to be converted, one per line. # +&debug("Figure file is $figfile"); + if (-e $figfile) { - # print "$figfile exists\n"; + &debug( "Figure file exists"); + &debug("$figfile exists"); 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',$#content_of_file,'inline','80'); } + if ($advanced_role) { %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('',$#content_of_file); } print('
'); foreach my $not_eps (@content_of_file) { chomp($not_eps); + &debug( "Being asked to convert $not_eps"); if ($not_eps ne '') { $not_eps=~s|\/\.\/|\/|g; if (!$done_conversion{$not_eps}) { # Only convert multiple includes once. @@ -264,7 +283,7 @@ my $ind=-1; my %prog_state; if ($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 "
"; my $num_files = @texfile; # How does this differ from $number_of_files , can that be 0? @@ -289,14 +308,14 @@ foreach $texfile (@texfile) { my $name; my $name_range=''; - # $name -> Either user's full name or username@domain + # $name -> Either user's full name or username:domain # $name_range -> Either user's last name or usrname. if ($tempo_array[3]) { $name=$tempo_array[3]; ($name_range) = split(/,/,$name, 2); } else { - $name=$tempo_array[0].'@'.$tempo_array[1]; + $name=$tempo_array[0].':'.$tempo_array[1]; $name_range = $tempo_array[0]; } @@ -304,7 +323,7 @@ foreach $texfile (@texfile) { # user is getting printed. # - if (($name ne "") && ($name ne '@') ) { # Could be printing codes... + if (($name ne "") && ($name ne ':') ) { # Could be printing codes... $link_text=''.$name.''; $status_statement.=$name; } @@ -320,10 +339,10 @@ foreach $texfile (@texfile) { my ($lastname) = split(/,/, $name,2); $name_range .= "-".$lastname; } else { - $name=$tempo_array[0].'@'.$tempo_array[1]; + $name=$tempo_array[0].':'.$tempo_array[1]; $name_range .= '-'.$tempo_array[0]; } - if (($name ne "") && ($name ne '@')) { + if (($name ne "") && ($name ne ':')) { $link_text.=' - '.$name.''; $status_statement.=' - '.$name; @@ -353,7 +372,7 @@ foreach $texfile (@texfile) { print "
"; if ($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: @@ -403,7 +422,8 @@ foreach $texfile (@texfile) { my $papera=$paper; if ($papera eq 'letter') {$papera='';} if ($papera ne '') {$papera='-t'.$papera;} - my $comma = "dvips $papera -Ppdf -G0 -o $new_name_file"; + my $extra_ps_header = $perlvar{'lonLib'} .'/includepsheader.ps'; + my $comma = "dvips $papera -h $extra_ps_header -Ppdf -G0 -o $new_name_file"; &busy_wait_command("$comma $name_file 1>/dev/null 2>/dev/null", "for $status_statement now Converting to PS", \%prog_state,$new_name_file); @@ -457,14 +477,41 @@ foreach $texfile (@texfile) { my $ps_file = my $tempo_file = $1.'temporar.ps'; my $pdf_file = $1.'.pdf'; $papera=~s/t/p/; +#---- +# The code below uses fixps to make pdf include in sequences work. +# +# $comma = "fixps --force $new_name_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') { $comma = "psnup $papera -2 -s1.0 $new_name_file"; + &debug("PSNUP command: $comma"); &busy_wait_command("$comma $tempo_file 1>/dev/null 2>/dev/null", "for $status_statement now Modifying PS layout", \%prog_state,$tempo_file); } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') { - $comma = 'pstops '.$papera.' "2:0+1(0.48w,0)"'; - &busy_wait_command("$comma $new_name_file $tempo_file 1>/dev/null 2>/dev/null", + $comma = 'pstops '.$papera.' "2:0+1(0.48w,0)" '.$new_name_file; + &debug("PSTOPS command: $comma "); + &busy_wait_command("$comma $tempo_file 1>/dev/null 2>/dev/null", "for $status_statement now Modifying PS layout", \%prog_state,$tempo_file); } else { @@ -491,7 +538,7 @@ foreach $texfile (@texfile) { close(FFHS); $ps_file=$new_ps_file; } - &busy_wait_command("ps2pdf $ps_file $pdf_file 1>/dev/null 2>/dev/null", + &busy_wait_command("ps2pdf13 $ps_file $pdf_file 1>/dev/null 2>/dev/null", "for $status_statement now Converting PS to PDF", \%prog_state,$pdf_file); @@ -506,14 +553,21 @@ foreach $texfile (@texfile) { my @garb = ($texlog,$texaux,$texdvi,$texps); # unlink @garb; unlink($duefile); - print "$link_text - click here to download pdf"; - print "\n"; + print + '

' + .&mt('[_1] - [_2]Your PDF file[_3] is ready for download.', + $link_text,'','') + .'

'."\n"; } unlink($missfonts_file); } } else { - print "LaTeX file $texfile was not created successfully"; + print + '

' + .&mt('The LaTeX file [_1] was not created successfully.', + ''.$texfile.'') + .'

'; } } print "
"; @@ -525,11 +579,15 @@ if ($number_of_files>1) { $file=~s/\.tex/.\pdf/; $statement.=' '.$file; } - print("
Zip Output:\n");
+    print('
'.&mt('Zip Output:')."\n
\n");
     system($statement);
-    print("
");
+    print("

\n"); $zipfile=~s{^\Q$perlvar{'lonPrtDir'}\E}{/prtspool}; - print "
A ZIP file of all the PDFs."; + print + '

' + .&mt('A [_1]ZIP file[_2] of all the PDF files is ready for download.', + '','') + .'

'; } if ($advanced_role) { &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); } print(&Apache::loncommon::end_page()); @@ -567,7 +625,7 @@ sub busy_wait_command { if ($size == $last_size) { $unchanged_time++; if ($timeout && ($unchanged_time > $timeout)) { - print "

Operation timed out!

\n"; + print '

'.&mt('Operation timed out!')."

\n"; print "

Executing $command, the output file $output_file did not grow\n"; print "after $timeout seconds. This may indicate $command\n"; print "is in an infinite loop.\n"; @@ -582,8 +640,7 @@ sub busy_wait_command { } } if ($advanced_role) { - &Apache::lonhtmlcommon::Update_PrgWin('',$progress_win, - $message.$extra_msg); + &Apache::lonhtmlcommon::Update_PrgWin('',$progress_win,$message.$extra_msg); } } $SIG{CHLD}='IGNORE'; @@ -680,8 +737,7 @@ sub repaginate { my @pages_in_student; # For each student his/her initial page count. my $max_pages = 0; # Pages in 'longest' student. my $page_number = 0; - &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, - &mt("Counting pages for student: [_1]",1)); + &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt("Counting pages for student: [_1]",1)); while ($line = ) { @@ -709,8 +765,7 @@ sub repaginate { # - save the page_number, reset and, if necessary # update max_pages. push(@pages_in_student, $page_number); - &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, - &mt("Counting pages for student: [_1]", scalar(@pages_in_student))); + &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt("Counting pages for student: [_1]", scalar(@pages_in_student))); if ($page_number > $max_pages) { $max_pages = $page_number; } @@ -722,8 +777,7 @@ sub repaginate { } # file ended so one more student push(@pages_in_student, $page_number); - &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, - &mt("Counting pages for student: [_1]",scalar(@pages_in_student))); + &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt("Counting pages for student: [_1]",scalar(@pages_in_student))); if ($page_number > $max_pages) { $max_pages = $page_number; } @@ -750,8 +804,7 @@ sub repaginate { my $student_number = 0; # Index of student we're working on. - &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, - "Repaginating student ".$student_number+1); + &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt("Repaginating student: [_1]",$student_number+1)); while (my $line = ) { if ($line eq "\\special{ps:ENDOFSTUDENTSTAMP}\n") { @@ -768,8 +821,7 @@ sub repaginate { } $student_number++; - &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, - "Repaginating student ".$student_number+1); + &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt("Repaginating student: [_1]",$student_number+1)); } else { print LATEXOUT $line; @@ -845,12 +897,13 @@ sub create_missing_fonts { # sub convert_figure { my ($not_eps) = @_; + &debug("in convert_figure"); 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/$1/; + if ($eps_f=~/\/home\/httpd\/html\/priv\/[^\/]+\/([^\/]+)\//) { + $eps_f=~s/\/home\/httpd\/html\/priv\/[^\/]+\/([^\/]+)/$1/; } elsif ($eps_f=~/$perlvar{'lonDocRoot'}\/res\//) { $eps_f=~ s/$perlvar{'lonDocRoot'}\/res\/(.+)/$1/; } elsif ($eps_f=~/$perlvar{'lonUsersDir'}\//) { @@ -881,14 +934,37 @@ sub convert_figure { $not_eps =~ s/^\s+//; $not_eps =~ s/\s+$//; $not_eps =~ s/ /\\ /g; + my $prettyname=$not_eps; 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 '.$prettyname); + &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt('Converting to EPS: [_1]',$prettyname)); + } + # + # If the file is a PDF, need to use pdftops to convert it to a ps file. + # otherwise use imagemagik: + # + if($not_eps =~/\.(pdf|PDF)$/) { + + # + # For whatever reason, pure postscript conversions have to be + # in the same dir as the base file: + # + $eps_f = &basename($eps_f); + $eps_f = $perlvar{'lonPrtDir'}.'/'.$eps_f; + + &debug("Converting pdf $not_eps to postscript: $eps_f"); + system("pdftops $not_eps $eps_f"); + $pdfs_converted++; # Need to fix ps in last pass. + } else { + system("convert $not_eps $eps_f"); + if($? and $advanced_role){ + print "

" + .mt("An error occured during the conversion of [_1].[_2]" + ."If possible try to save this image using different settings and republish it.", + "".$prettyname."", "
") + ."

"; + } } - system("convert $not_eps $eps_f"); if (not -e $eps_f) { # converting an animated gif creates either: @@ -972,7 +1048,7 @@ sub analyze_logfile { if ($advanced_role) { #LaTeX failed to parse tex file - print "

".&mt('LaTeX could not successfully parse your tex file.')."

"; + print "

".&mt('LaTeX could not successfully parse your TeX file.')."

"; print &mt('It probably has errors in it.')."
"; if ($badtext) { print &mt('With very high probability this error occured in [_1].',$badtext) @@ -1025,13 +1101,15 @@ sub analyze_logfile { # $name_file - is the name of the LaTeX file. # $identifier - is the unique LaTeX identifier.l - print "
"; + print '

'; if ($badtext) { print &mt('There are errors in [_1].',$badtext); } else { print &mt('There are errors.'); } - print "
".&mt('These errors prevent this resource from printing correctly.'); + print '

' + .&mt('These errors prevent this resource from printing correctly.'); + my $tex_handle = IO::File->new($texfile); my @tex_contents = <$tex_handle>; &send_error_mail($identifier, $badresource, $body_log_file, \@tex_contents); @@ -1071,7 +1149,7 @@ sub analyze_logfile { $logfilename=~s{^\Q$perlvar{'lonPrtDir'}\E}{/prtspool}; print "" .&mt('The link to [_1]Your log file[_2]' - ,''.$logfilename.'') + ,'','') ."\n"; #link to original LaTeX file my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open tex file $texfile for reading: $!\n";