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<?php
declare(strict_types=1);
namespace Laminas\Feed\Reader\Http;
use Laminas\Feed\Reader\Exception;
use Laminas\Http\Client as LaminasHttpClient;
use Laminas\Http\Headers;
use function gettype;
use function implode;
use function is_array;
use function is_numeric;
use function is_object;
use function is_string;
use function sprintf;
class LaminasHttpClientDecorator implements HeaderAwareClientInterface
{
private LaminasHttpClient $client;
public function __construct(LaminasHttpClient $client)
{
$this->client = $client;
}
/**
* @return LaminasHttpClient
*/
public function getDecoratedClient()
{
return $this->client;
}
/**
* {@inheritDoc}
*/
public function get($uri, array $headers = [])
{
$this->client->resetParameters();
$this->client->setMethod('GET');
$this->client->setHeaders(new Headers());
$this->client->setUri($uri);
if (! empty($headers)) {
$this->injectHeaders($headers);
}
$response = $this->client->send();
return new Response(
$response->getStatusCode(),
$response->getBody(),
$this->prepareResponseHeaders($response->getHeaders())
);
}
/**
* Inject header values into the client.
*
* @return void
*/
private function injectHeaders(array $headerValues)
{
$headers = $this->client->getRequest()->getHeaders();
foreach ($headerValues as $name => $values) {
if (! is_string($name) || is_numeric($name) || empty($name)) {
throw new Exception\InvalidArgumentException(sprintf(
'Header names provided to %s::get must be non-empty, non-numeric strings; received %s',
self::class,
$name
));
}
if (! is_array($values)) {
throw new Exception\InvalidArgumentException(sprintf(
'Header values provided to %s::get must be arrays of values; received %s',
self::class,
is_object($values) ? $values::class : gettype($values)
));
}
foreach ($values as $value) {
if (! is_string($value) && ! is_numeric($value)) {
throw new Exception\InvalidArgumentException(sprintf(
'Individual header values provided to %s::get must be strings or numbers; '
. 'received %s for header %s',
self::class,
is_object($value) ? $value::class : gettype($value),
$name
));
}
$headers->addHeaderLine($name, $value);
}
}
}
/**
* Normalize headers to use with HeaderAwareResponseInterface.
*
* Ensures multi-value headers are represented as a single string, via
* comma concatenation.
*
* @return array
*/
private function prepareResponseHeaders(Headers $headers)
{
$normalized = [];
foreach ($headers->toArray() as $name => $value) {
$normalized[$name] = is_array($value) ? implode(', ', $value) : $value;
}
return $normalized;
}
}