/**
* Create and attach entries to a feed
*
* @param array|Traversable $entries
* @param Feed $feed
* @return void
*/
protected static function createEntries($entries, Feed $feed)
{
if (!is_array($entries) && !$entries instanceof Traversable) {
throw new Exception\InvalidArgumentException(sprintf('%s::factory expects the "entries" value to be an array or Traversable; received "%s"', get_called_class(), is_object($entries) ? get_class($entries) : gettype($entries)));
}
foreach ($entries as $data) {
if (!is_array($data) && !$data instanceof Traversable && !$data instanceof Entry) {
throw Exception\InvalidArgumentException(sprintf('%s expects an array, Traversable, or Zend\\Feed\\Writer\\Entry argument; received "%s"', __METHOD__, is_object($data) ? get_class($data) : gettype($data)));
}
// Use case 1: Entry item
if ($data instanceof Entry) {
$feed->addEntry($data);
continue;
}
// Use case 2: iterate item and populate entry
$entry = $feed->createEntry();
foreach ($data as $key => $value) {
$key = static::convertKey($key);
$method = 'set' . $key;
if (!method_exists($entry, $method)) {
continue;
}
$entry->{$method}($value);
}
$feed->addEntry($entry);
}
}
protected function normalizeKey($key, array $options)
{
// if (is_string($key)) {
// do nothing
// } else
if (is_array($key)) {
$normalized = [];
foreach ($key as $k => $v) {
$normalized[] = $k . '=' . $v;
}
$key = implode('/', $normalized);
} elseif (!is_string($key)) {
Exception\InvalidArgumentException(sprintf("Cache key option must be either string or array, '%s' passed", gettype($expiration)));
}
if (isset($options['namespace'])) {
return $options['namespace'] . ':' . $key;
}
return $key;
}
