/**
*
*/
public function testMerge()
{
$first = ['one' => 1, 'two' => 2, 'three' => ['four' => 4, 'five' => 5]];
$second = ['two' => 'two', 'three' => ['four' => 'four']];
$expected = ['one' => 1, 'two' => 'two', 'three' => ['four' => 'four', 'five' => 5]];
$this->assertEquals($expected, Transform::merge($first, $second));
}
/**
* Builds a media from the given meta tags.
*
* @param array $metas Meta tags.
* @return Media Media.
*/
protected function _media(array $metas)
{
$metas = Transform::combine($metas, function ($Meta) {
(yield $Meta->get('property') => $Meta->get('content'));
});
return new Media($metas);
}
/**
* {@inheritDoc}
*/
public function present(Media $Media)
{
return $Media->setProperties(Transform::reindex($Media->properties(), $this->_mapping));
}
/**
* Merges the given properties with the current ones.
*
* @param array $properties Properties to merge.
*/
public function configure(array $properties)
{
$this->_properties = Transform::merge($this->_properties, $properties);
return $this;
}
/**
* Builds a media from the given meta tags.
*
* @param array $metas Meta tags.
* @return Media Media.
*/
protected function _media(array $metas)
{
$metas = Transform::combine($metas, function ($Meta) {
(yield $Meta->get($this->_metaAttribute) => $Meta->get('content'));
});
return new Media($metas);
}
/**
* Fetches informations about the given URLs.
*
* @param array $urls An array of URLs to fetch informations from.
* @param array $options Custom options to be interpreted by a provider.
* @return array An array of informations, indexed by URL.
*/
public function extractAll(array $urls, array $options = [])
{
return Transform::combine($urls, function ($url) use($options) {
(yield $url => $this->extract($url, $options));
});
}