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package Prancer::Config; |
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use strict; |
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use warnings FATAL => 'all'; |
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use File::Spec; |
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use Config::Any; |
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use Hash::Merge::Simple; |
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use Storable qw(dclone); |
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use Try::Tiny; |
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3211
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sub load { |
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my ($class, $location) = @_; |
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my $self = bless({}, $class); |
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my @files = $self->_build_file_list($location); |
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$self->{'_config'} = $self->_load_config_files(@files); |
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return $self; |
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} |
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sub has { |
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my ($self, $key) = @_; |
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return exists($self->{'_config'}->{$key}); |
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} |
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sub get { |
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my ($self, $key) = @_; |
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if (defined(wantarray()) && defined($self->{'_config'}->{$key})) { |
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my $value = $self->{'_config'}->{$key}; |
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return dclone($value) if ref($value); |
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return $value; |
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} |
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return; |
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} |
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sub set { |
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my ($self, $key, $value) = @_; |
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my $old = undef; |
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$old = $self->get($key) if defined(wantarray()); |
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if (ref($value)) { |
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$self->{'_config'}->{$key} = dclone($value); |
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} else { |
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$self->{'_config'}->{$key} = $value; |
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} |
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return $old; |
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} |
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sub remove { |
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my ($self, $key) = @_; |
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return delete($self->{'_config'}->{$key}); |
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} |
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sub _build_file_list { |
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my ($self, $location) = @_; |
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return [] unless defined($location); |
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my $running_env = $ENV{ENVIRONMENT} || $ENV{PLACK_ENV} || 'development'; |
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my @exts = Config::Any->extensions(); |
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my @files = (); |
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foreach my $ext (@exts) { |
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foreach my $file ( |
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[ $location, "config.${ext}" ], |
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[ $location, "${running_env}.${ext}" ] |
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) { |
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my $path = _normalize_path(@{$file}); |
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next unless (-r $path); |
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push(@files, $path); |
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} |
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} |
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return @files; |
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} |
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sub as_hashref { |
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my $self = shift; |
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return $self->{'_config'}; |
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} |
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sub _load_config_files { |
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my ($self, @files) = @_; |
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98
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return Hash::Merge::Simple->merge( |
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map { $self->_load_config_file($_) } @files |
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); |
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} |
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103
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sub _load_config_file { |
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my ($self, $file) = @_; |
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0
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my $config = {}; |
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107
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try { |
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my @files = ($file); |
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my $tmp = Config::Any->load_files({ |
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'files' => \@files, |
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'use_ext' => 1, |
112
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})->[0]; |
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($file, $config) = %{$tmp} if defined($tmp); |
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114
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} catch { |
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my $error = (defined($_) ? $_ : "unknown"); |
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die "unable to parse configuration file: ${file}: ${error}\n"; |
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}; |
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119
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return $config; |
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} |
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122
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sub _normalize_path { |
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my $path = File::Spec->catfile(@_); |
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125
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126
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127
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128
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0
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my $seqregex = qr{ |
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[^/]* # anything without a slash |
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/\.\.(/|\z) # that is accompanied by two dots as such |
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}x; |
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133
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$path =~ s{/\./}{/}gx; |
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$path =~ s{$seqregex}{}gx; |
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$path =~ s{$seqregex}{}x; |
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137
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138
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0
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$path =~ s{^//}{/}x; |
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return $path; |
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} |
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142
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1; |
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144
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=head1 NAME |
145
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146
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Prancer::Config |
147
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148
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=head1 SYNOPSIS |
149
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150
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This module should not be used directly to access the logger. Instead, one |
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should use L<Prancer>. |
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153
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=cut |
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