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DataDownloader#1374: Compare to existing version before downloading #11

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DataDownloader#1374: Compare to existing version before downloading #11

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19 changes: 19 additions & 0 deletions bio/DataDownloader/lib/DataDownloader/Role/Source.pm
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,25 @@ sub _build_logger {
return make_logger();
}

has compare_to_existing => (
init_arg => 'COMPARE',
is => 'ro',
isa => 'Bool',
lazy_build => 1,
reader => 'compare_to_existing_version',
);

sub _build_compare_to_existing {
my $self = shift;
my $current_dir = $self->get_source_dir->subdir("current");

if ($self->compare_to_existing_version) {
if ($self->is_same_as($current_dir)) {
$self->info("Can't Download data for " . $self->get_title . " because it already exists in the current directory - skipping");
}
}
}

sub log_start {
my $self = shift;
$self->info("Starting data download for " . $self->get_title);
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