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package Data::SCORM; |
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115246
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use Any::Moose; |
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use Any::Moose qw/ ::Util::TypeConstraints /; |
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use Data::SCORM::Manifest; |
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use File::Temp qw/ tempdir /; |
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use Path::Class::Dir; |
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use IPC::Run qw/ run /; |
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use Data::Dumper; |
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=head1 NAME |
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Data::SCORM - Parse SCO files (PIFs) |
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=head1 VERSION |
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Version 0.06 |
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=cut |
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our $VERSION = '0.07'; |
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=head1 SYNOPSIS |
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see Data::SCORM::Manifest |
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=cut |
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has 'manifest' => ( |
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is => 'rw', |
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isa => 'Data::SCORM::Manifest', |
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); |
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subtype 'PathClassDir' |
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=> as 'Path::Class::Dir'; |
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coerce 'PathClassDir' |
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=> from 'Str' |
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=> via { Path::Class::Dir->new($_) }; |
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has 'path' => ( |
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is => 'rw', |
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isa => 'PathClassDir', |
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coerce => 1, |
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); |
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sub extract_from_pif { |
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my ($class, $pif, $path) = @_; |
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$path ||= tempdir; # no cleanup?, as caller may want to rename etc. |
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my $status = unzip ($pif, $path); |
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die "Couldn't extract pif $pif, $status" |
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if $status; |
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return $class->from_dir($path); |
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} |
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sub unzip { |
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# Archive::Extract, Archive::Zip would arguably be the Right Thing |
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# to do here. But we have to handle some corrupt archives, e.g. without |
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# an EOCF (End of Central Directory) number. |
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# so we'll use unzip for now. |
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my ($pif, $path) = @_; |
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my $status = run |
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[ unzip => $pif, |
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-d => $path ], '>', '/dev/null'; |
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my $ok = $status ? |
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($status ~~ [1, 1<<8] ? 1 : 0) # oddity of unzip 'warning' status |
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: 1; |
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if ($ok) { |
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return; |
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} else { |
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$status >>= 8; # oddity of 'system' |
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die "unzip(1) encountered warning/error $status"; |
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return $status; |
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} |
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} |
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sub from_dir { |
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my ($class, $path) = @_; |
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$path = Path::Class::Dir->new($path); |
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my $manifest = $path->file( 'imsmanifest.xml' ); |
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if ($manifest->stat) { # if it exists |
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return $class->new( |
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path => $path, |
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manifest => Data::SCORM::Manifest->parsefile($manifest), |
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); |
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} else { |
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# may be a single directory |
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my @subdirectories = |
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grep { |
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my $name = ($_->dir_list)[-1]; |
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$name !~/^__/ |
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} # e.g. __MACOSX |
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grep $_->is_dir, |
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$path->children; |
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if (@subdirectories == 1) { |
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return $class->from_dir( $subdirectories[0] ); |
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} |
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die "Invalid zip (must contain exactly 1 directory)"; |
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} |
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} |
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# __PACKAGE__->make_immutable; |
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no Any::Moose; |
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113
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=head1 AUTHOR |
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osfameron, C<< >> |
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=head1 BUGS |
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Please report any bugs or feature requests to C, or through |
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the web interface at L. I will be notified, and then you'll |
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automatically be notified of progress on your bug as I make changes. |
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=head1 SUPPORT |
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You can find documentation for this module with the perldoc command. |
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perldoc Data::SCORM |
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You can also look for information at: |
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=over 4 |
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=item * RT: CPAN's request tracker |
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L |
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=item * Search CPAN |
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L |
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=back |
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=head1 ACKNOWLEDGEMENTS |
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=head1 COPYRIGHT & LICENSE |
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Copyright 2009-2011 OSFAMERON. |
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This program is free software; you can redistribute it and/or modify it |
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under the terms of either: the GNU General Public License as published |
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by the Free Software Foundation; or the Artistic License. |
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See http://dev.perl.org/licenses/ for more information. |
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=cut |
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1; # End of Data::SCORM |