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#!/usr/bin/perl |
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use warnings; |
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use strict; |
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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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# 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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my ( $command, $database, $design ) = @ARGV; |
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die "usage: $0 [push|pull] database design\n" unless $database && $design; |
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my $ua = LWP::UserAgent->new; |
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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\n"; |
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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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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.js", $json; |
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unroll( from_json $json, '' ); |
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} elsif ( $command eq 'push' ) { |
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} else { |
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die "$0: unknown command $command"; |
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} |
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