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package Plack::Middleware::Text::Minify; |
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# ABSTRACT: remove HTML indentation on the fly |
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use v5.14; |
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use warnings; |
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use parent qw/ Plack::Middleware /; |
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use Plack::Util; |
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use Plack::Util::Accessor qw/ path type /; |
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use Ref::Util qw/ is_arrayref is_coderef /; |
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use Text::Minify::XS v0.6.2 (); |
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# RECOMMEND PREREQ: Ref::Util::XS |
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our $VERSION = 'v0.4.0'; |
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sub call { |
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my ($self, $env) = @_; |
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my $res = $self->app->($env); |
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return $res if $env->{'psgix.no-minify'}; |
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my $method = $env->{REQUEST_METHOD}; |
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unless ($method =~ /^(GET|POST)$/) { |
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return $res; |
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} |
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if (my $match = $self->path) { |
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my $path = $env->{PATH_INFO}; |
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unless ( ( is_coderef($match) && $match->( $path, $env ) ) |
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|| ( $path =~ $match ) ) |
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{ |
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return $res; |
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} |
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} |
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return Plack::Util::response_cb( |
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$res, |
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sub { |
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my ($res) = @_; |
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return unless is_arrayref($res); |
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return if @$res < 3; |
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return if Plack::Util::status_with_no_entity_body( $res->[0] ); |
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my $type = Plack::Util::header_get( $res->[1], 'content-type' ); |
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if ( my $match = $self->type ) { |
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return |
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unless ( ( is_coderef($match) && $match->( $type, $res ) ) |
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|| ( $type =~ $match ) ); |
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} |
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else { |
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return unless $type =~ m{^text/}; |
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} |
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my $body = $res->[2]; |
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100
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if ( is_arrayref($body) ) { # no reason to call a function for each line in the body |
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$res->[2] = [ Text::Minify::XS::minify( join( "", @$body ) ) ]; |
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} |
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else { |
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my $text = ""; |
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1
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Plack::Util::foreach( $body, sub { $text .= $_[0] } ); |
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141
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1
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$res->[2] = [ Text::Minify::XS::minify($text) ]; |
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} |
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if (Plack::Util::header_exists( $res->[1], 'content-length' )) { |
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Plack::Util::header_set( $res->[1], 'content-length', length( $res->[2][0] ) ); |
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} |
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return; |
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} |
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); |
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} |
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84
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1; |
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86
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__END__ |