--- loncom/interface/printout.pl 2009/11/17 01:21:08 1.137.2.1
+++ loncom/interface/printout.pl 2024/10/16 17:48:08 1.173
@@ -1,7 +1,7 @@
#!/usr/bin/perl
# CGI-script to run LaTeX, dvips, ps2ps, ps2pdf etc.
#
-# $Id: printout.pl,v 1.137.2.1 2009/11/17 01:21:08 raeburn Exp $
+# $Id: printout.pl,v 1.173 2024/10/16 17:48:08 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -40,14 +40,21 @@ use Apache::lonlocal;
use Apache::lonmsg();
use LONCAPA::Enrollment;
use LONCAPA::Configuration;
+use LONCAPA;
+use Archive::Zip qw( :ERROR_CODES );
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 +125,12 @@ 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 +144,9 @@ 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];
@@ -173,7 +180,17 @@ my %perlvar=%{&LONCAPA::Configuration::r
&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'};
@@ -186,7 +203,7 @@ my $tableofindex = $env{'cgi.'.$identifi
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 $backref = &unescape($env{'cgi.'.$identifier.'.backref'});
my @names_pack=();
@@ -194,8 +211,13 @@ if ($student_names=~/_END_/) {
@names_pack=split(/_ENDPERSON_/,$student_names);
}
if ($backref) {
- print('
'.&mt("[_1]Return[_2] to editing resource.", + if ($backref =~ m{^(/uploaded/$LONCAPA::match_domain/$LONCAPA::match_courseid/default_\d+.page)}) { + $backref = $1; + } + print('
'.&mt("[_1]Return[_2] to resource.", "","").'
'); + print(''. + &mt("Change Printing Options").'
'."\n"); } my $figfile = $texfile; $figfile =~ s/^(.*_printout)_\d+_\d+_\d+\.tex/$1\.dat/; @@ -211,18 +233,22 @@ $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('' + .&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.'') + .'
'; } } +if ($advanced_role) { &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); } print "'.&mt('Zip Output:')."\n"); + my %zip_prog_state; + if ($advanced_role) { %zip_prog_state=&Apache::lonhtmlcommon::Create_PrgWin('',$number_of_files); } my $zipfile=$texfile[0]; $zipfile=~s/\.tex/\.zip/; - my $statement="zip $zipfile"; + my $zip = Archive::Zip->new(); + my $counter = 0; foreach my $file (@texfile) { - $file=~s/\.tex/.\pdf/; - $statement.=' '.$file; + $file=~s/\.tex/.\pdf/; + my $dest=$file; + $dest=~s{^\Q$perlvar{'lonPrtDir'}\E}{prtspool}; + $zip->addFile($file,$dest); + $dest=~s/^prtspool//; + $counter ++; + if ($advanced_role) { + &Apache::lonhtmlcommon::Update_PrgWin('',\%zip_prog_state, + &mt('[_1] added to zip archive ([_2] of [_3]', + $dest,$counter,$number_of_files)); + } } - print("
Zip Output:\n"); - system($statement); - print(""); - $zipfile=~s{^\Q$perlvar{'lonPrtDir'}\E}{/prtspool}; - print "
' + .&mt('A [_1]ZIP file[_2] of all the PDF files is ready for download.', + '','') + .'
'; + } else { + print ''. + &mt('An error occurred creating a ZIP file of all the PDF files'). + '
'; + } + if ($advanced_role) { &Apache::lonhtmlcommon::Close_PrgWin('',\%zip_prog_state); } } -if ($advanced_role) { &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); } print(&Apache::loncommon::end_page()); my $done; @@ -567,7 +709,7 @@ sub busy_wait_command { if ($size == $last_size) { $unchanged_time++; if ($timeout && ($unchanged_time > $timeout)) { - 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 $command\n";
print "is in an infinite loop.\n";
@@ -582,8 +724,7 @@ sub busy_wait_command {
}
}
if ($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 +821,7 @@ 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 = '
+ .&mt('An error occurred during the conversion of [_1] to postscript.',
+ ''.$prettyname.'')
+ .' '
+ .&mt('An error occurred during the conversion of [_1].',
+ ''.$prettyname.'')
+ .' ';
if ($badtext) {
print &mt('There are errors in [_1].',$badtext);
} else {
print &mt('There are errors.');
}
- print "
'
+ .&mt('If possible try to save this image using different settings and republish it.')
+ .'".&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)
+ print &mt('With very high probability this error occurred in [_1].',$badtext)
."
";
}
print &mt('Here are the error messages in the LaTeX log file:')
@@ -1025,13 +1196,15 @@ sub analyze_logfile {
# $name_file - is the name of the LaTeX file.
# $identifier - is the unique LaTeX identifier.l
- print "
";
+ print '
".&mt('These errors prevent this resource from printing correctly.');
+ print '
"
.&mt('It has found an error in [_1][_2]and corrected it.',substr($body_log_file,$whereitbegins+26,$whereitends-$whereitbegins-26),"
")."\n";
- print &mt('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 &mt('Usually this correction is valid but you probably need to check the indicated resource one more time and implement necessary corrections by yourself.')."\n";
$whereitbegins = index $body_log_file,'