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package Frey::Pipe; |
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use Moose; |
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extends 'Frey'; |
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with 'Frey::Web'; |
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use Frey::Action; |
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=head1 DESCRIPTION |
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Shell pipes for structured data |
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=head1 EXAMPLE |
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Frey::Feed/data + uri=https://blog.rot13.org/index.xml | Frey::Dumper/markup |
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this will produce following code: |
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Frey::Dumper->new( data => |
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Frey::Feed->new( uri => 'https://blog.rot13.org/index.xml' )->data |
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)->markup |
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=cut |
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has pipe => ( |
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is => 'rw', |
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required => 1, |
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default => 'Frey::Feed/data+uri=https://blog.rot13.org/index.xml|Frey::Dumper/markup', |
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); |
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use Data::Dump qw/dump/; |
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sub markup { |
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my ($self) = @_; |
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my $out; |
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my $pipe; |
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foreach my $part ( split(/\|/, $self->pipe ) ) { |
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warn "# part: '$part'"; |
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if ( $part =~ m{^([^/]+)/([^\+\?]+)(.*)?$} ) { |
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my ( $class, $method, $args ) = ( $1, $2, $3 ); |
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my $params = $pipe; |
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$params = {} unless defined $params; |
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if ( defined $args ) { |
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$args =~ s{^[\?\+\s]}{}; |
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warn "# class $class method $method args '$args'", $pipe ? " pipe args " . join(',',keys %$pipe) : '' if $self->debug; |
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push @{ $self->status }, { $class =>$args }; |
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map { |
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my ( $name, $value ) = ( $1, $2 ) if m{^([^=]+)=(.+)$} || confess "can't parse '$_'"; |
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$params->{$name} = $value; |
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} split(/\s*\+\s/, $args) |
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} |
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my ( $html, $default ) = Frey::Action->new( class => $class, params => $params )->params_form; |
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warn "$class need more params than ",dump( $default ) if $html && $self->debug; # FIXME replace with query |
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my $code = '$result = ' . $class . '->new' . dump( %$default ) . '->' . $method . '();'; |
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warn "# pipe $part -> $code" if $self->debug; |
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my $result; |
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eval $code; |
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die $@ if $@; |
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warn "# result ",ref( $result ); |
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# $out .= qq{<span class="frey-popdown">$part<code>} . dump( $result ) . '</code><span><hr>'; |
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$out = $result; |
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$pipe = { $method => $result }; |
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} else { |
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die "don't know what to do with '$part' from ",$self->pipe; |
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} |
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} |
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return '<code>' . $self->pipe . '</code>' . $out; |
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} |
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1; |