package Catmandu::Cmd::export;
use Catmandu::Sane;
use parent 'Catmandu::Cmd';
use Catmandu;
use Catmandu::Fix;
sub command_opt_spec {
(
[ "verbose|v", "" ],
[ "query|q=s", "" ],
[ "limit=i", "" ],
);
}
sub description {
<<EOS;
examples:
catmandu export MongoDB --database-name items --bag book to YAML
options:
EOS
}
sub command {
my ($self, $opts, $args) = @_;
my $a = my $from_args = [];
my $o = my $from_opts = {};
my $into_args = [];
my $into_opts = {};
for (my $i = 0; $i < @$args; $i++) {
my $arg = $args->[$i];
if ($arg eq 'to') {
$a = $into_args;
$o = $into_opts;
} elsif ($arg =~ s/^-+//) {
$arg =~ s/-/_/g;
if ($arg eq 'fix') {
push @{$o->{$arg} ||= []}, $args->[++$i];
} else {
$o->{$arg} = $args->[++$i];
}
} else {
push @$a, $arg;
}
}
my $from_bag = delete $from_opts->{bag};
my $from = Catmandu->store($from_args->[0], $from_opts)->bag($from_bag);
my $into = Catmandu->exporter($into_args->[0], $into_opts);
if (defined $opts->query) {
$from = $from->searcher(query => $opts->query, total => $opts->limit);
} elsif (defined $opts->limit) {
$from = $from->take($opts->limit);
}
$from = $from->benchmark if $opts->verbose;
my $n = $into->add_many($from);
$into->commit;
if ($opts->verbose) {
say STDERR $n > 1 ? "exported $n objects" : "exported 1 object";
say STDERR "done";
}
}
1;
=head1 NAME
Catmandu::Cmd::export - export objects from a store