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package Plack::Middleware::GitRevisionInfo; |
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28806
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use Moo; |
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use Plack::Util; |
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use 5.008008; |
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extends 'Plack::Middleware'; |
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our $VERSION = '0.002'; |
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has 'path' => ( |
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is => 'ro', |
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); |
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has 'git_command' => ( |
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is => 'ro', |
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default => sub { 'LC_ALL=C git log -1 --pretty=medium' } |
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); |
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sub call { |
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my ($self, $env) = @_; |
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my $response = $self->app->($env); |
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$self->response_cb($response, sub { $self->_handle_response(shift) }); |
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} |
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sub _handle_response { |
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my ($self, $response) = @_; |
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0
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my $header = Plack::Util::headers($response->[1]); |
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my $content_type = $header->get('Content-Type'); |
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my $path = $self->path; |
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return unless defined $content_type && $content_type =~ qr[text/html] && $path; |
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my $body = []; |
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Plack::Util::foreach( $response->[2], sub { push @$body, $_[0] }); |
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$body = join '', @$body; |
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0
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$body .= $self->_get_revision_info; |
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$response->[2] = [$body]; |
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$header->set('Content-Length', length $body); |
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return; |
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} |
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sub _get_revision_info { |
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0
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my $self = shift; |
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if ( -d $self->path ) { |
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my $path = $self->path; |
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my $command = $self->git_command; |
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my $output = `cd $path;$command`; |
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my ($sha) = $output =~ m/commit\s([^\n]*)\n/s; |
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my ($date) = $output =~ m/Date:\s+([^\n]*)\n/s; |
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return qq[]; |
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} |
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return; |
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} |
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1; |
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=head1 NAME |
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64
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Plack::Middleware::GitRevisionInfo - Middleware that appends git revision information to html |
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66
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=head1 SYNOPSIS |
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68
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use Plack::Builder; |
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70
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builder { |
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enable "Plack::Middleware::GitReivisionInfo", path => '../repo'; |
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$app; |
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}; |
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75
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=head1 DESCRIPTION |
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77
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L will display the git revision |
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information in the source of an html document in the following format: |
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80
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81
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82
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=head1 ARGUMENTS |
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84
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This middleware accepts the following arguments. |
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86
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=head2 path |
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This is the path to the git repository. This is a required argument. |
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90
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=head1 SEE ALSO |
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92
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L, L, L |
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94
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=head1 AUTHOR |
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96
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Logan Bell, C<< >> |
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98
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=head1 COPYRIGHT & LICENSE |
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100
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Copyright 2012, Logan Bell |
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102
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This program is free software; you can redistribute it and/or modify |
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it under the same terms as Perl itself. |
104
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105
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=cut |
106
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