package Catmandu::Fix::import;
use Catmandu::Sane;
our $VERSION = '0.9505';
use Catmandu;
use Moo;
use namespace::clean;
use Catmandu::Fix::Has;
with 'Catmandu::Fix::Base';
has path => (fix_arg => 1);
has name => (fix_arg => 1);
has delete => (fix_opt => 1);
has ignore_404 => (fix_opt => 1);
has opts => (fix_opt => 'collect');
sub emit {
my ($self, $fixer) = @_;
my $path = $fixer->split_path($self->path);
my $key = pop @$path;
my $name_var = $fixer->capture($self->name);
my $opts_var = $fixer->capture($self->opts);
my $temp_var = $fixer->generate_var;
$fixer->emit_walk_path($fixer->var, $path, sub {
my $var = shift;
$fixer->emit_get_key($var, $key, sub {
my $val_var = shift;
my $index_var = shift;
my $perl = $fixer->emit_declare_vars($temp_var);
if ($self->ignore_404) {
$perl .= "try {";
}
$perl .= "${temp_var} = Catmandu->importer(${name_var}, variables => ${val_var}, %{${opts_var}})->first;";
if ($self->ignore_404) {
$perl .= "} catch_case ['Catmandu::HTTPError' => sub {" .
"if (\$_->code eq '404') { ${temp_var} = undef; } else { \$_->throw }" .
"}];";
}
$perl .= "if (defined(${temp_var})) {";
$perl .= "${val_var} = ${temp_var};";
$perl .= "}";
if ($self->delete) {
$perl .= "else {";
if (defined $index_var) { # wildcard: only delete the value where the get failed
$perl .= "splice(\@{${var}}, ${index_var}--, 1);";
} else {
$perl .= $fixer->emit_delete_key($var, $key);
}
$perl .= "}";
}$perl;
});
});
}
1;
__END__
=pod
=head1 NAME
Catmandu::Fix::import - change the value of a HASH key or ARRAY index by replacing
it's value with imported data
=head1 SYNOPSIS
import(foo.bar, JSON, file: "http://foo.com/bar.json", data_path: data.*)
=head1 SEE ALSO
L<Catmandu::Fix>
=cut