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#!/usr/bin/perl |
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|
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use warnings; |
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use strict; |
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|
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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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use File::Path qw/mkpath/; |
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use File::Slurp qw//; |
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use File::Find; |
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use HTTP::Request::Common; |
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use MIME::Base64; |
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use Media::Type::Simple; |
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|
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# design-couch.pl |
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# |
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# 04/26/09 21:12:28 CEST Dobrica Pavlinusic <dpavlin@rot13.org> |
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|
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my ( $command, $database, $design ) = @ARGV; |
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die "usage: $0 [push|pull] database design\n" unless $database && $design; |
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|
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my $ua = LWP::UserAgent->new; |
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|
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my $url = "http://llin.lan:5984/$database/_design/$design"; |
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sub create_path { |
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my $path = shift; |
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if ( $path =~ m{/} ) { |
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my $dir = $path; |
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$dir =~ s{/[^/]+$}{}; |
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mkpath $dir if ! -e $dir; |
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#warn "# dir $dir"; |
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} |
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} |
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sub write_file { |
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my ( $path, $content ) = @_; |
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$path =~ s{^/+}{}; |
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create_path $path; |
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File::Slurp::write_file $path, $content; |
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print "$path ", -s $path, " bytes created\n"; |
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} |
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|
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sub write_attachment { |
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my ( $path ) = @_; |
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my $file = "_attachemnts/$path"; |
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create_path $file; |
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$ua->mirror( "$url/$path", $file ); |
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print "detached $file ", -s $file, " bytes\n"; |
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} |
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|
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sub unroll { |
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my ( $tree, $path ) = @_; |
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my $ref = ref $tree; |
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if ( $ref eq 'HASH' ) { |
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foreach my $child ( keys %$tree ) { |
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if ( $child eq '_attachments' ) { |
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write_attachment $_ foreach keys %{ $tree->{$child} }; |
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} else { |
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unroll( $tree->{$child}, $path ? "$path/$child" : $child ); |
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} |
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} |
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} elsif ( $ref ) { |
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warn "UNSUPPORTED $path $ref ", dump( $tree ); |
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write_file "$path.json", to_json $tree; |
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} elsif ( $ref eq '' ) { |
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if ( $tree =~ m[^\s*(function(.*){.*}|/\*|//|var)]is ) { |
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$path .= '.js'; |
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} elsif ( $tree =~ m{<%=.*%>} ) { # couchapp template |
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$path .= '.html'; |
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} else { |
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warn "# can't detect type of $path\n"; |
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} |
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write_file $path, $tree; |
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} |
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} |
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if ( $command eq 'pull' ) { |
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warn "# get $url\n"; |
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my $response = $ua->get( $url ); |
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die $response->status_line if $response->is_error; |
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my $json = $response->decoded_content; |
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write_file "../$database-$design.pull.js", $json; |
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unroll( from_json $json, '' ); |
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|
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} elsif ( $command eq 'push' ) { |
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my $json; |
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find({ no_chdir => 1, wanted => sub { |
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my $path = $File::Find::name; |
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return unless -f $path; |
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warn "## $path\n"; |
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$path =~ s{^\./}{}; |
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if ( $path =~ m{_attachemnts/(.+)} ) { |
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my $filename = $1; |
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my $content_type = 'text/plain'; |
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$content_type = type_from_ext($1) if $filename =~ m{\.(\w+)$}; |
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my $data = File::Slurp::read_file( $path ); |
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$data = encode_base64( $data ); |
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# XXX inline attachments must be single line |
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# XXX http://wiki.apache.org/couchdb/HTTP_Document_API |
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$data =~ s/[\n\r]+//gs; |
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$json->{_attachments}->{ $filename } = { |
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content_type => $content_type, |
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data => $data, |
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}; |
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return; |
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} |
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|
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my $data = File::Slurp::read_file( $path ); |
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$path =~ s[/]['}->{']g; |
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$path =~ s{\.\w+$}{}; |
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my $code = "\$json->{'$path'} = \$data;"; |
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eval $code; |
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die "ERROR in $code: $@" if $@; |
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# warn "## json = ",dump( $json ); |
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}}, '.' ); |
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|
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if ( ! defined $json->{_id} ) { |
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warn "creating _id for document\n"; |
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$json->{_id} = $$ . '-' . time(); |
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} |
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delete( $json->{_rev} ) && warn "removing _rev from document\n"; |
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print "push $database/_design/$design\n"; |
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write_file "../$database-$design.push.js", to_json $json; |
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warn "# put $url\n"; |
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my $response = $ua->request( |
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HTTP::Request::Common::PUT( |
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$url, |
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'Content-Type' => 'application/json', |
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Content => to_json $json, |
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) |
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); |
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|
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if ( $response->code == 409 ) { |
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warn "## update $url\n"; |
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my $response = $ua->get( $url ); |
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die $response->status_line if $response->is_error; |
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my $data = from_json $response->decoded_content; |
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$json->{$_} = $data->{$_} foreach ( '_rev', '_id' ); |
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$response = $ua->request( HTTP::Request::Common::PUT($url, 'Content-Type' => 'application/json', Content => to_json $json ) ); |
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die $response->status_line if $response->is_error; |
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warn "push updated $url\n"; |
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} else { |
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die $response->status_line if $response->is_error; |
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warn "push new $url\n"; |
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} |
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|
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} else { |
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die "$0: unknown command $command"; |
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} |
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