public function toPackageFile($package, $channel, $onlyMain = false)
{
if ($this->exists($package, $channel, true)) {
foreach ($this->registries as $reg) {
if ($reg instanceof Registry\Xml) {
// prefer xml for retrieving packagefile object
try {
return $reg->toPackageFile($package, $channel);
} catch (\Exception $e) {
// failed, cascade to using default registry instead
break;
}
}
}
return $this->registries[0]->toPackageFile($package, $channel);
} elseif ($onlyMain || !$this->exists($package, $channel, false)) {
throw new Registry\Exception('Cannot retrieve package file object ' . 'for package ' . $channel . '/' . $package . ', it is not installed');
}
// installed in parent registry
return $this->parent->toPackageFile($package, $channel);
}
