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package Web::AssetLib::InputEngine::LocalFile; |
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7659208
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use Method::Signatures; |
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49069
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2459
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use Moose; |
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283016
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23989
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use Carp; |
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4245
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use Path::Tiny; |
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48653
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use v5.14; |
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no if $] >= 5.018, warnings => "experimental"; |
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extends 'Web::AssetLib::InputEngine'; |
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has 'search_paths' => ( |
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is => 'rw', |
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isa => 'ArrayRef', |
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default => sub { [] }, |
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traits => [qw/Array/], |
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handles => { 'allSearchPaths' => 'elements' } |
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); |
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50
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192574
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method load ($asset!) { |
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croak sprintf( "%s requires 'path' asset input_arg", ref($self) ) |
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unless $asset->input_args->{path}; |
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my $path = $self->_findAssetPath($asset); |
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my $digest = $path->digest; |
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# will return undef if asset not in cache, |
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# otherwise will return contents from previous read |
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6017
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my $contents = $self->getAssetFromCache($digest); |
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unless ($contents) { |
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$contents = $path->slurp_utf8; |
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$contents =~ s/\xef\xbb\xbf//; # remove BOM if exists |
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$self->addAssetToCache( $digest => $contents ); |
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} |
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$self->storeAssetContents( |
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asset => $asset, |
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digest => $digest, |
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contents => $contents |
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); |
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} |
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# search all the included search paths for the asset |
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10096
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method _findAssetPath ($asset!) { |
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167
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foreach my $path ( $self->allSearchPaths ) { |
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next unless $path; |
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$path = path($path); |
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55
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# does the root path exist? |
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unless ( $path->exists ) { |
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0
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$self->log->warn("skipping path '$path' - does not exist"); |
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0
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0
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next; |
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} |
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my $target_path = $path->child( $asset->input_args->{path} ); |
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if ( $target_path->exists ) { |
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return $target_path; |
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} |
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} |
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67
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croak sprintf( |
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"could not find asset %s in search paths (%s)", |
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$asset->input_args->{path}, |
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0
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join( ', ', $self->allSearchPaths ) |
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); |
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} |
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74
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6
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6
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1295
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no Moose; |
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8
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6
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46
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75
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1; |
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77
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=pod |
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79
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=encoding UTF-8 |
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81
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=head1 NAME |
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83
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Web::AssetLib::InputEngine::LocalFile - allows importing an asset from your local filesystem |
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85
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=head1 SYNOPSIS |
86
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87
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my $library = My::AssetLib::Library->new( |
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input_engines => [ |
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Web::AssetLib::InputEngine::LocalFile->new( |
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search_paths => [ '/my/local/asset/dir' ] |
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) |
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] |
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); |
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95
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# asset existing at "/my/local/asset/dir/myfile.js": |
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my $asset = Web::AssetLib::Asset->new( |
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type => 'javascript', |
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input_engine => 'LocalFile', |
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input_args => { path => "myfile.js", } |
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); |
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102
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$library->compile( asset => $asset ); |
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104
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=head1 USAGE |
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106
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Instantiate with C<< search_paths >> parameter, and include in your library's |
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input engine list. |
108
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109
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Assets using the LocalFile input engine must provide C<< path >> input arg. |
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111
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=head1 ATTRIBUTES |
112
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113
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=head2 search_paths |
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115
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Arrayref of local filesystem root paths to search when looking for an |
116
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asset. |
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118
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=head1 METHODS |
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120
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=head2 allSearchPaths |
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122
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my @paths = $engine->allSearchPaths(); |
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124
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Returns a list of search paths. |
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126
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=head1 SEE ALSO |
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128
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L<Web::AssetLib::InputEngine> |
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130
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L<Web::AssetLib::InputEngine::RemoteFile> |
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132
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L<Web::AssetLib::InputEngine::Content> |
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134
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=head1 AUTHOR |
135
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136
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Ryan Lang <rlang@cpan.org> |
137
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138
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=cut |