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package CouchDB; |
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# http://wiki.apache.org/couchdb/Getting_started_with_Perl |
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use strict; |
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use warnings; |
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use LWP::UserAgent; |
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use JSON; |
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use Data::Dump qw/dump/; |
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dpavlin |
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use Time::HiRes qw/time/; |
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use Data::Structure::Util qw(unbless); |
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use Scalar::Util qw/blessed/; |
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use Storable qw/dclone/; |
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sub new { |
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my ($class, $host, $port, $options) = @_; |
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my $ua = LWP::UserAgent->new; |
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$ua->timeout(10); |
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$ua->env_proxy; |
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$host ||= 'localhost'; |
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$port ||= 5984; |
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return bless { |
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ua => $ua, |
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host => $host, |
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port => $port, |
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base_uri => "http://$host:$port/", |
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}, $class; |
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} |
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sub ua { shift->{ua} } |
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sub base { shift->{base_uri} } |
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sub request { |
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my ($self, $method, $uri, $content) = @_; |
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my $full_uri = $self->base . $uri; |
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my $req; |
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if (defined $content) { |
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#Content-Type: application/json |
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$req = HTTP::Request->new( $method, $full_uri, undef, $content ); |
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$req->header('Content-Type' => 'application/json'); |
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} else { |
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$req = HTTP::Request->new( $method, $full_uri ); |
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} |
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my $response = $self->ua->request($req); |
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if ($response->is_success) { |
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return $response->content; |
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} else { |
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die($response->status_line . ":" . $response->content); |
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} |
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} |
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our $rev; |
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sub delete { |
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my ($self, $url) = @_; |
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$self->request(DELETE => $url); |
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} |
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sub get { |
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my ($self, $url) = @_; |
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JSON->new->utf8->decode( $self->request(GET => $url) ); |
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} |
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sub put { |
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my ($self, $url, $json) = @_; |
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warn "put $url ",dump($json); |
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if ( ! defined $json->{_rev} ) { |
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my $old = eval { $self->get( $url )->{_rev} }; |
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$rev->{$url} = $json->{_rev} = $old if defined $old; |
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} |
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$json = unbless dclone $json if blessed $json; |
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$json = JSON->new->utf8->encode( $json ) if $json; |
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$self->request(PUT => $url, $json); |
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} |
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sub post { |
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my ($self, $url, $json) = @_; |
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$self->request(POST => $url, $json); |
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} |
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our $audit = __PACKAGE__->new; |
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sub audit { |
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my $data = pop @_; |
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my $url = join(' ', @_); |
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$url =~ s/-\S+//g; |
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$url =~ s/\W+/-/g; |
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my ( $package, undef, $line, $sub ) = caller(1); |
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( $package, undef, $line ) = caller(0) if $package eq 'main'; |
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$data->{x_meta} = { |
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'ident' => [ @_ ], |
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'time' => time(), |
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'package' => $package, |
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'line' => $line, |
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'sub' => $sub, |
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}; |
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$audit->put( "pxelator/$package.$url", $data ); |
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} |
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1; |