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# ABSTRACT: Class to ease manipulation of MIME types |
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package Dancer2::Core::MIME; |
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$Dancer2::Core::MIME::VERSION = '1.0.0'; |
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use Moo; |
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use Plack::MIME; |
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use Dancer2::Core::Types; |
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use Module::Runtime 'require_module'; |
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# Initialise MIME::Types at compile time, to ensure it's done before |
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# the fork in a preforking webserver like mod_perl or Starman. Not |
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# doing this leads to all MIME types being returned as "text/plain", |
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# as MIME::Types fails to load its mappings from the DATA handle. See |
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# t/04_static_file/003_mime_types_reinit.t and GH#136. |
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BEGIN { |
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if ( eval { require_module('MIME::Types'); 1; } ) { |
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my $mime_types = MIME::Types->new(only_complete => 1); |
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Plack::MIME->set_fallback( |
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sub { |
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$mime_types->mimeTypeOf($_[0]) |
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} |
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); |
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} |
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} |
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has custom_types => ( |
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is => 'ro', |
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isa => HashRef, |
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default => sub { +{} }, |
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); |
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has default => ( |
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is => 'rw', |
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isa => Str, |
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builder => "reset_default", |
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); |
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sub reset_default { |
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my ($self) = @_; |
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$self->default("application/data"); |
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} |
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sub add_type { |
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my ( $self, $name, $type ) = @_; |
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$self->custom_types->{$name} = $type; |
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return; |
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} |
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sub add_alias { |
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my ( $self, $alias, $orig ) = @_; |
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my $type = $self->for_name($orig); |
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$self->add_type( $alias, $type ); |
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return $type; |
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} |
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sub for_file { |
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my ( $self, $filename ) = @_; |
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my ($ext) = $filename =~ /\.([^.]+)$/; |
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return $self->default unless $ext; |
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return $self->for_name($ext); |
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} |
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sub name_or_type { |
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my ( $self, $name ) = @_; |
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return $name if $name =~ m{/}; # probably a mime type |
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return $self->for_name($name); |
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} |
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sub for_name { |
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my ( $self, $name ) = @_; |
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return |
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$self->custom_types->{ lc $name } |
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|| Plack::MIME->mime_type( lc ".$name" ) |
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|| $self->default; |
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} |
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1; |
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__END__ |
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=pod |
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=encoding UTF-8 |
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=head1 NAME |
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Dancer2::Core::MIME - Class to ease manipulation of MIME types |
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=head1 VERSION |
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version 1.0.0 |
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=head1 SYNOPSIS |
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use Dancer2::Core::MIME; |
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my $mime = Dancer2::Core::MIME->new(); |
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# get mime type for an alias |
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my $type = $mime->for_name('css'); |
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# set a new mime type |
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my $type = $mime->add_type( foo => 'text/foo' ); |
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# set a mime type alias |
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my $alias = $mime->add_alias( f => 'foo' ); |
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# get mime type for a file (based on extension) |
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my $file = $mime->for_file( "foo.bar" ); |
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# set the $thing into a content $type. |
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my $type = $mime->name_or_type($thing); |
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# get current defined default mime type |
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my $type = $mime->default; |
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# set the default mime type using config.yml |
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# or using the set keyword |
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set default_mime_type => 'text/plain'; |
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=head1 DESCRIPTION |
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Dancer2::Core::MIME is a thin wrapper around L<MIME::Types> providing helpful |
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methods for MIME handling. |
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=head1 ATTRIBUTES |
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=head2 custom_types |
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Custom user-defined MIME types that are added the with C<add_type>. |
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=head2 default |
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Default MIME type defined by MIME::Types, set to: B<application/data>. |
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=head1 METHODS |
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=head2 reset_default |
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This method resets C<mime_type> to the default type. |
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=head2 add_type |
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This method adds the new MIME type. |
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=head2 add_alias |
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The C<add_alias> sets a MIME type alias. |
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=head2 for_name |
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The method C<for_name> gets MIME type for an alias. |
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=head2 for_file |
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This method gets MIME type for a file based on extension. |
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=head2 name_or_type |
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This method sets the customized MIME name or default MIME type into a content |
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type. |
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=head1 AUTHOR |
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Dancer Core Developers |
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=head1 COPYRIGHT AND LICENSE |
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This software is copyright (c) 2023 by Alexis Sukrieh. |
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This is free software; you can redistribute it and/or modify it under |
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the same terms as the Perl 5 programming language system itself. |
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=cut |