src/Illuminate/Http/Client/PendingRequest.php
<?php
namespace Illuminate\Http\Client;
use Closure;
use Exception;
use GuzzleHttp\Client;
use GuzzleHttp\Cookie\CookieJar;
use GuzzleHttp\Exception\ConnectException;
use GuzzleHttp\Exception\RequestException;
use GuzzleHttp\Exception\TransferException;
use GuzzleHttp\HandlerStack;
use GuzzleHttp\Middleware;
use GuzzleHttp\UriTemplate\UriTemplate;
use Illuminate\Contracts\Support\Arrayable;
use Illuminate\Http\Client\Events\ConnectionFailed;
use Illuminate\Http\Client\Events\RequestSending;
use Illuminate\Http\Client\Events\ResponseReceived;
use Illuminate\Support\Arr;
use Illuminate\Support\Collection;
use Illuminate\Support\Str;
use Illuminate\Support\Stringable;
use Illuminate\Support\Traits\Conditionable;
use Illuminate\Support\Traits\Macroable;
use JsonSerializable;
use OutOfBoundsException;
use Psr\Http\Message\MessageInterface;
use Psr\Http\Message\RequestInterface;
use RuntimeException;
use Symfony\Component\VarDumper\VarDumper;
class PendingRequest
{
use Conditionable, Macroable;
/**
* The factory instance.
*
* @var \Illuminate\Http\Client\Factory|null
*/
protected $factory;
/**
* The Guzzle client instance.
*
* @var \GuzzleHttp\Client
*/
protected $client;
/**
* The Guzzle HTTP handler.
*
* @var callable
*/
protected $handler;
/**
* The base URL for the request.
*
* @var string
*/
protected $baseUrl = '';
/**
* The parameters that can be substituted into the URL.
*
* @var array
*/
protected $urlParameters = [];
/**
* The request body format.
*
* @var string
*/
protected $bodyFormat;
/**
* The raw body for the request.
*
* @var \Psr\Http\Message\StreamInterface|string
*/
protected $pendingBody;
/**
* The pending files for the request.
*
* @var array
*/
protected $pendingFiles = [];
/**
* The request cookies.
*
* @var array
*/
protected $cookies;
/**
* The transfer stats for the request.
*
* @var \GuzzleHttp\TransferStats
*/
protected $transferStats;
/**
* The request options.
*
* @var array
*/
protected $options = [];
/**
* A callback to run when throwing if a server or client error occurs.
*
* @var \Closure
*/
protected $throwCallback;
/**
* A callback to check if an exception should be thrown when a server or client error occurs.
*
* @var \Closure
*/
protected $throwIfCallback;
/**
* The number of times to try the request.
*
* @var int
*/
protected $tries = 1;
/**
* The number of milliseconds to wait between retries.
*
* @var Closure|int
*/
protected $retryDelay = 100;
/**
* Whether to throw an exception when all retries fail.
*
* @var bool
*/
protected $retryThrow = true;
/**
* The callback that will determine if the request should be retried.
*
* @var callable|null
*/
protected $retryWhenCallback = null;
/**
* The callbacks that should execute before the request is sent.
*
* @var \Illuminate\Support\Collection
*/
protected $beforeSendingCallbacks;
/**
* The stub callables that will handle requests.
*
* @var \Illuminate\Support\Collection|null
*/
protected $stubCallbacks;
/**
* Indicates that an exception should be thrown if any request is not faked.
*
* @var bool
*/
protected $preventStrayRequests = false;
/**
* The middleware callables added by users that will handle requests.
*
* @var \Illuminate\Support\Collection
*/
protected $middleware;
/**
* Whether the requests should be asynchronous.
*
* @var bool
*/
protected $async = false;
/**
* The pending request promise.
*
* @var \GuzzleHttp\Promise\PromiseInterface
*/
protected $promise;
/**
* The sent request object, if a request has been made.
*
* @var \Illuminate\Http\Client\Request|null
*/
protected $request;
/**
* The Guzzle request options that are mergeable via array_merge_recursive.
*
* @var array
*/
protected $mergeableOptions = [
'cookies',
'form_params',
'headers',
'json',
'multipart',
'query',
];
/**
* Create a new HTTP Client instance.
*
* @param \Illuminate\Http\Client\Factory|null $factory
* @param array $middleware
* @return void
*/
public function __construct(Factory $factory = null, $middleware = [])
{
$this->factory = $factory;
$this->middleware = new Collection($middleware);
$this->asJson();
$this->options = [
'connect_timeout' => 10,
'crypto_method' => STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT,
'http_errors' => false,
'timeout' => 30,
];
$this->beforeSendingCallbacks = collect([function (Request $request, array $options, PendingRequest $pendingRequest) {
$pendingRequest->request = $request;
$pendingRequest->cookies = $options['cookies'];
$pendingRequest->dispatchRequestSendingEvent();
}]);
}
/**
* Set the base URL for the pending request.
*
* @param string $url
* @return $this
*/
public function baseUrl(string $url)
{
$this->baseUrl = $url;
return $this;
}
/**
* Attach a raw body to the request.
*
* @param \Psr\Http\Message\StreamInterface|string $content
* @param string $contentType
* @return $this
*/
public function withBody($content, $contentType = 'application/json')
{
$this->bodyFormat('body');
$this->pendingBody = $content;
$this->contentType($contentType);
return $this;
}
/**
* Indicate the request contains JSON.
*
* @return $this
*/
public function asJson()
{
return $this->bodyFormat('json')->contentType('application/json');
}
/**
* Indicate the request contains form parameters.
*
* @return $this
*/
public function asForm()
{
return $this->bodyFormat('form_params')->contentType('application/x-www-form-urlencoded');
}
/**
* Attach a file to the request.
*
* @param string|array $name
* @param string|resource $contents
* @param string|null $filename
* @param array $headers
* @return $this
*/
public function attach($name, $contents = '', $filename = null, array $headers = [])
{
if (is_array($name)) {
foreach ($name as $file) {
$this->attach(...$file);
}
return $this;
}
$this->asMultipart();
$this->pendingFiles[] = array_filter([
'name' => $name,
'contents' => $contents,
'headers' => $headers,
'filename' => $filename,
]);
return $this;
}
/**
* Indicate the request is a multi-part form request.
*
* @return $this
*/
public function asMultipart()
{
return $this->bodyFormat('multipart');
}
/**
* Specify the body format of the request.
*
* @param string $format
* @return $this
*/
public function bodyFormat(string $format)
{
return tap($this, function () use ($format) {
$this->bodyFormat = $format;
});
}
/**
* Set the given query parameters in the request URI.
*
* @param array $parameters
* @return $this
*/
public function withQueryParameters(array $parameters)
{
return tap($this, function () use ($parameters) {
$this->options = array_merge_recursive($this->options, [
'query' => $parameters,
]);
});
}
/**
* Specify the request's content type.
*
* @param string $contentType
* @return $this
*/
public function contentType(string $contentType)
{
$this->options['headers']['Content-Type'] = $contentType;
return $this;
}
/**
* Indicate that JSON should be returned by the server.
*
* @return $this
*/
public function acceptJson()
{
return $this->accept('application/json');
}
/**
* Indicate the type of content that should be returned by the server.
*
* @param string $contentType
* @return $this
*/
public function accept($contentType)
{
return $this->withHeaders(['Accept' => $contentType]);
}
/**
* Add the given headers to the request.
*
* @param array $headers
* @return $this
*/
public function withHeaders(array $headers)
{
return tap($this, function () use ($headers) {
$this->options = array_merge_recursive($this->options, [
'headers' => $headers,
]);
});
}
/**
* Add the given header to the request.
*
* @param string $name
* @param mixed $value
* @return $this
*/
public function withHeader($name, $value)
{
return $this->withHeaders([$name => $value]);
}
/**
* Replace the given headers on the request.
*
* @param array $headers
* @return $this
*/
public function replaceHeaders(array $headers)
{
$this->options['headers'] = array_merge($this->options['headers'] ?? [], $headers);
return $this;
}
/**
* Specify the basic authentication username and password for the request.
*
* @param string $username
* @param string $password
* @return $this
*/
public function withBasicAuth(string $username, string $password)
{
return tap($this, function () use ($username, $password) {
$this->options['auth'] = [$username, $password];
});
}
/**
* Specify the digest authentication username and password for the request.
*
* @param string $username
* @param string $password
* @return $this
*/
public function withDigestAuth($username, $password)
{
return tap($this, function () use ($username, $password) {
$this->options['auth'] = [$username, $password, 'digest'];
});
}
/**
* Specify an authorization token for the request.
*
* @param string $token
* @param string $type
* @return $this
*/
public function withToken($token, $type = 'Bearer')
{
return tap($this, function () use ($token, $type) {
$this->options['headers']['Authorization'] = trim($type.' '.$token);
});
}
/**
* Specify the user agent for the request.
*
* @param string|bool $userAgent
* @return $this
*/
public function withUserAgent($userAgent)
{
return tap($this, function () use ($userAgent) {
$this->options['headers']['User-Agent'] = trim($userAgent);
});
}
/**
* Specify the URL parameters that can be substituted into the request URL.
*
* @param array $parameters
* @return $this
*/
public function withUrlParameters(array $parameters = [])
{
return tap($this, function () use ($parameters) {
$this->urlParameters = $parameters;
});
}
/**
* Specify the cookies that should be included with the request.
*
* @param array $cookies
* @param string $domain
* @return $this
*/
public function withCookies(array $cookies, string $domain)
{
return tap($this, function () use ($cookies, $domain) {
$this->options = array_merge_recursive($this->options, [
'cookies' => CookieJar::fromArray($cookies, $domain),
]);
});
}
/**
* Specify the maximum number of redirects to allow.
*
* @param int $max
* @return $this
*/
public function maxRedirects(int $max)
{
return tap($this, function () use ($max) {
$this->options['allow_redirects']['max'] = $max;
});
}
/**
* Indicate that redirects should not be followed.
*
* @return $this
*/
public function withoutRedirecting()
{
return tap($this, function () {
$this->options['allow_redirects'] = false;
});
}
/**
* Indicate that TLS certificates should not be verified.
*
* @return $this
*/
public function withoutVerifying()
{
return tap($this, function () {
$this->options['verify'] = false;
});
}
/**
* Specify the path where the body of the response should be stored.
*
* @param string|resource $to
* @return $this
*/
public function sink($to)
{
return tap($this, function () use ($to) {
$this->options['sink'] = $to;
});
}
/**
* Specify the timeout (in seconds) for the request.
*
* @param int $seconds
* @return $this
*/
public function timeout(int $seconds)
{
return tap($this, function () use ($seconds) {
$this->options['timeout'] = $seconds;
});
}
/**
* Specify the connect timeout (in seconds) for the request.
*
* @param int $seconds
* @return $this
*/
public function connectTimeout(int $seconds)
{
return tap($this, function () use ($seconds) {
$this->options['connect_timeout'] = $seconds;
});
}
/**
* Specify the number of times the request should be attempted.
*
* @param array|int $times
* @param Closure|int $sleepMilliseconds
* @param callable|null $when
* @param bool $throw
* @return $this
*/
public function retry(array|int $times, Closure|int $sleepMilliseconds = 0, ?callable $when = null, bool $throw = true)
{
$this->tries = $times;
$this->retryDelay = $sleepMilliseconds;
$this->retryThrow = $throw;
$this->retryWhenCallback = $when;
return $this;
}
/**
* Replace the specified options on the request.
*
* @param array $options
* @return $this
*/
public function withOptions(array $options)
{
return tap($this, function () use ($options) {
$this->options = array_replace_recursive(
array_merge_recursive($this->options, Arr::only($options, $this->mergeableOptions)),
$options
);
});
}
/**
* Add new middleware the client handler stack.
*
* @param callable $middleware
* @return $this
*/
public function withMiddleware(callable $middleware)
{
$this->middleware->push($middleware);
return $this;
}
/**
* Add new request middleware the client handler stack.
*
* @param callable $middleware
* @return $this
*/
public function withRequestMiddleware(callable $middleware)
{
$this->middleware->push(Middleware::mapRequest($middleware));
return $this;
}
/**
* Add new response middleware the client handler stack.
*
* @param callable $middleware
* @return $this
*/
public function withResponseMiddleware(callable $middleware)
{
$this->middleware->push(Middleware::mapResponse($middleware));
return $this;
}
/**
* Add a new "before sending" callback to the request.
*
* @param callable $callback
* @return $this
*/
public function beforeSending($callback)
{
return tap($this, function () use ($callback) {
$this->beforeSendingCallbacks[] = $callback;
});
}
/**
* Throw an exception if a server or client error occurs.
*
* @param callable|null $callback
* @return $this
*/
public function throw(callable $callback = null)
{
$this->throwCallback = $callback ?: fn () => null;
return $this;
}
/**
* Throw an exception if a server or client error occurred and the given condition evaluates to true.
*
* @param callable|bool $condition
* @param callable|null $throwCallback
* @return $this
*/
public function throwIf($condition)
{
if (is_callable($condition)) {
$this->throwIfCallback = $condition;
}
return $condition ? $this->throw(func_get_args()[1] ?? null) : $this;
}
/**
* Throw an exception if a server or client error occurred and the given condition evaluates to false.
*
* @param bool $condition
* @return $this
*/
public function throwUnless($condition)
{
return $this->throwIf(! $condition);
}
/**
* Dump the request before sending.
*
* @return $this
*/
public function dump()
{
$values = func_get_args();
return $this->beforeSending(function (Request $request, array $options) use ($values) {
foreach (array_merge($values, [$request, $options]) as $value) {
VarDumper::dump($value);
}
});
}
/**
* Dump the request before sending and end the script.
*
* @return $this
*/
public function dd()
{
$values = func_get_args();
return $this->beforeSending(function (Request $request, array $options) use ($values) {
foreach (array_merge($values, [$request, $options]) as $value) {
VarDumper::dump($value);
}
exit(1);
});
}
/**
* Issue a GET request to the given URL.
*
* @param string $url
* @param array|string|null $query
* @return \Illuminate\Http\Client\Response
*/
public function get(string $url, $query = null)
{
return $this->send('GET', $url, func_num_args() === 1 ? [] : [
'query' => $query,
]);
}
/**
* Issue a HEAD request to the given URL.
*
* @param string $url
* @param array|string|null $query
* @return \Illuminate\Http\Client\Response
*/
public function head(string $url, $query = null)
{
return $this->send('HEAD', $url, func_num_args() === 1 ? [] : [
'query' => $query,
]);
}
/**
* Issue a POST request to the given URL.
*
* @param string $url
* @param array $data
* @return \Illuminate\Http\Client\Response
*/
public function post(string $url, $data = [])
{
return $this->send('POST', $url, [
$this->bodyFormat => $data,
]);
}
/**
* Issue a PATCH request to the given URL.
*
* @param string $url
* @param array $data
* @return \Illuminate\Http\Client\Response
*/
public function patch(string $url, $data = [])
{
return $this->send('PATCH', $url, [
$this->bodyFormat => $data,
]);
}
/**
* Issue a PUT request to the given URL.
*
* @param string $url
* @param array $data
* @return \Illuminate\Http\Client\Response
*/
public function put(string $url, $data = [])
{
return $this->send('PUT', $url, [
$this->bodyFormat => $data,
]);
}
/**
* Issue a DELETE request to the given URL.
*
* @param string $url
* @param array $data
* @return \Illuminate\Http\Client\Response
*/
public function delete(string $url, $data = [])
{
return $this->send('DELETE', $url, empty($data) ? [] : [
$this->bodyFormat => $data,
]);
}
/**
* Send a pool of asynchronous requests concurrently.
*
* @param callable $callback
* @return array<array-key, \Illuminate\Http\Client\Response>
*/
public function pool(callable $callback)
{
$results = [];
$requests = tap(new Pool($this->factory), $callback)->getRequests();
foreach ($requests as $key => $item) {
$results[$key] = $item instanceof static ? $item->getPromise()->wait() : $item->wait();
}
return $results;
}
/**
* Send the request to the given URL.
*
* @param string $method
* @param string $url
* @param array $options
* @return \Illuminate\Http\Client\Response
*
* @throws \Exception
*/
public function send(string $method, string $url, array $options = [])
{
if (! Str::startsWith($url, ['http://', 'https://'])) {
$url = ltrim(rtrim($this->baseUrl, '/').'/'.ltrim($url, '/'), '/');
}
$url = $this->expandUrlParameters($url);
$options = $this->parseHttpOptions($options);
[$this->pendingBody, $this->pendingFiles] = [null, []];
if ($this->async) {
return $this->makePromise($method, $url, $options);
}
$shouldRetry = null;
return retry($this->tries ?? 1, function ($attempt) use ($method, $url, $options, &$shouldRetry) {
try {
return tap($this->newResponse($this->sendRequest($method, $url, $options)), function ($response) use ($attempt, &$shouldRetry) {
$this->populateResponse($response);
$this->dispatchResponseReceivedEvent($response);
if (! $response->successful()) {
try {
$shouldRetry = $this->retryWhenCallback ? call_user_func($this->retryWhenCallback, $response->toException(), $this) : true;
} catch (Exception $exception) {
$shouldRetry = false;
throw $exception;
}
if ($this->throwCallback &&
($this->throwIfCallback === null ||
call_user_func($this->throwIfCallback, $response))) {
$response->throw($this->throwCallback);
}
if ($attempt < $this->tries && $shouldRetry) {
$response->throw();
}
if ($this->tries > 1 && $this->retryThrow) {
$response->throw();
}
}
});
} catch (ConnectException $e) {
$this->dispatchConnectionFailedEvent(new Request($e->getRequest()));
throw new ConnectionException($e->getMessage(), 0, $e);
}
}, $this->retryDelay ?? 100, function ($exception) use (&$shouldRetry) {
$result = $shouldRetry ?? ($this->retryWhenCallback ? call_user_func($this->retryWhenCallback, $exception, $this) : true);
$shouldRetry = null;
return $result;
});
}
/**
* Substitute the URL parameters in the given URL.
*
* @param string $url
* @return string
*/
protected function expandUrlParameters(string $url)
{
return UriTemplate::expand($url, $this->urlParameters);
}
/**
* Parse the given HTTP options and set the appropriate additional options.
*
* @param array $options
* @return array
*/
protected function parseHttpOptions(array $options)
{
if (isset($options[$this->bodyFormat])) {
if ($this->bodyFormat === 'multipart') {
$options[$this->bodyFormat] = $this->parseMultipartBodyFormat($options[$this->bodyFormat]);
} elseif ($this->bodyFormat === 'body') {
$options[$this->bodyFormat] = $this->pendingBody;
}
if (is_array($options[$this->bodyFormat])) {
$options[$this->bodyFormat] = array_merge(
$options[$this->bodyFormat], $this->pendingFiles
);
}
} else {
$options[$this->bodyFormat] = $this->pendingBody;
}
return collect($options)->map(function ($value, $key) {
if ($key === 'json' && $value instanceof JsonSerializable) {
return $value;
}
return $value instanceof Arrayable ? $value->toArray() : $value;
})->all();
}
/**
* Parse multi-part form data.
*
* @param array $data
* @return array|array[]
*/
protected function parseMultipartBodyFormat(array $data)
{
return collect($data)->map(function ($value, $key) {
return is_array($value) ? $value : ['name' => $key, 'contents' => $value];
})->values()->all();
}
/**
* Send an asynchronous request to the given URL.
*
* @param string $method
* @param string $url
* @param array $options
* @param int $attempt
* @return \GuzzleHttp\Promise\PromiseInterface
*/
protected function makePromise(string $method, string $url, array $options = [], int $attempt = 1)
{
return $this->promise = $this->sendRequest($method, $url, $options)
->then(function (MessageInterface $message) {
return tap($this->newResponse($message), function ($response) {
$this->populateResponse($response);
$this->dispatchResponseReceivedEvent($response);
});
})
->otherwise(function (OutOfBoundsException|TransferException $e) {
if ($e instanceof ConnectException) {
$this->dispatchConnectionFailedEvent(new Request($e->getRequest()));
return new ConnectionException($e->getMessage(), 0, $e);
}
return $e instanceof RequestException && $e->hasResponse() ? $this->populateResponse($this->newResponse($e->getResponse())) : $e;
})
->then(function (Response|ConnectionException|TransferException $response) use ($method, $url, $options, $attempt) {
return $this->handlePromiseResponse($response, $method, $url, $options, $attempt);
});
}
/**
* Handle the response of an asynchronous request.
*
* @param \Illuminate\Http\Client\Response $response
* @param string $method
* @param string $url
* @param array $options
* @param int $attempt
* @return mixed
*/
protected function handlePromiseResponse(Response|ConnectionException|TransferException $response, $method, $url, $options, $attempt)
{
if ($response instanceof Response && $response->successful()) {
return $response;
}
if ($response instanceof RequestException) {
$response = $this->populateResponse($this->newResponse($response->getResponse()));
}
try {
$shouldRetry = $this->retryWhenCallback ? call_user_func(
$this->retryWhenCallback,
$response instanceof Response ? $response->toException() : $response,
$this
) : true;
} catch (Exception $exception) {
return $exception;
}
if ($attempt < $this->tries && $shouldRetry) {
$options['delay'] = value($this->retryDelay, $attempt, $response->toException());
return $this->makePromise($method, $url, $options, $attempt + 1);
}
if ($response instanceof Response &&
$this->throwCallback &&
($this->throwIfCallback === null || call_user_func($this->throwIfCallback, $response))) {
try {
$response->throw($this->throwCallback);
} catch (Exception $exception) {
return $exception;
}
}
if ($this->tries > 1 && $this->retryThrow) {
return $response instanceof Response ? $response->toException() : $response;
}
return $response;
}
/**
* Send a request either synchronously or asynchronously.
*
* @param string $method
* @param string $url
* @param array $options
* @return \Psr\Http\Message\MessageInterface|\GuzzleHttp\Promise\PromiseInterface
*
* @throws \Exception
*/
protected function sendRequest(string $method, string $url, array $options = [])
{
$clientMethod = $this->async ? 'requestAsync' : 'request';
$laravelData = $this->parseRequestData($method, $url, $options);
$onStats = function ($transferStats) {
if (($callback = ($this->options['on_stats'] ?? false)) instanceof Closure) {
$transferStats = $callback($transferStats) ?: $transferStats;
}
$this->transferStats = $transferStats;
};
$mergedOptions = $this->normalizeRequestOptions($this->mergeOptions([
'laravel_data' => $laravelData,
'on_stats' => $onStats,
], $options));
return $this->buildClient()->$clientMethod($method, $url, $mergedOptions);
}
/**
* Get the request data as an array so that we can attach it to the request for convenient assertions.
*
* @param string $method
* @param string $url
* @param array $options
* @return array
*/
protected function parseRequestData($method, $url, array $options)
{
if ($this->bodyFormat === 'body') {
return [];
}
$laravelData = $options[$this->bodyFormat] ?? $options['query'] ?? [];
$urlString = Str::of($url);
if (empty($laravelData) && $method === 'GET' && $urlString->contains('?')) {
$laravelData = (string) $urlString->after('?');
}
if (is_string($laravelData)) {
parse_str($laravelData, $parsedData);
$laravelData = is_array($parsedData) ? $parsedData : [];
}
if ($laravelData instanceof JsonSerializable) {
$laravelData = $laravelData->jsonSerialize();
}
return is_array($laravelData) ? $laravelData : [];
}
/**
* Normalize the given request options.
*
* @param array $options
* @return array
*/
protected function normalizeRequestOptions(array $options)
{
foreach ($options as $key => $value) {
$options[$key] = match (true) {
is_array($value) => $this->normalizeRequestOptions($value),
$value instanceof Stringable => $value->toString(),
default => $value,
};
}
return $options;
}
/**
* Populate the given response with additional data.
*
* @param \Illuminate\Http\Client\Response $response
* @return \Illuminate\Http\Client\Response
*/
protected function populateResponse(Response $response)
{
$response->cookies = $this->cookies;
$response->transferStats = $this->transferStats;
return $response;
}
/**
* Build the Guzzle client.
*
* @return \GuzzleHttp\Client
*/
public function buildClient()
{
return $this->client ?? $this->createClient($this->buildHandlerStack());
}
/**
* Determine if a reusable client is required.
*
* @return bool
*/
protected function requestsReusableClient()
{
return ! is_null($this->client) || $this->async;
}
/**
* Retrieve a reusable Guzzle client.
*
* @return \GuzzleHttp\Client
*/
protected function getReusableClient()
{
return $this->client = $this->client ?: $this->createClient($this->buildHandlerStack());
}
/**
* Create new Guzzle client.
*
* @param \GuzzleHttp\HandlerStack $handlerStack
* @return \GuzzleHttp\Client
*/
public function createClient($handlerStack)
{
return new Client([
'handler' => $handlerStack,
'cookies' => true,
]);
}
/**
* Build the Guzzle client handler stack.
*
* @return \GuzzleHttp\HandlerStack
*/
public function buildHandlerStack()
{
return $this->pushHandlers(HandlerStack::create($this->handler));
}
/**
* Add the necessary handlers to the given handler stack.
*
* @param \GuzzleHttp\HandlerStack $handlerStack
* @return \GuzzleHttp\HandlerStack
*/
public function pushHandlers($handlerStack)
{
return tap($handlerStack, function ($stack) {
$stack->push($this->buildBeforeSendingHandler());
$this->middleware->each(function ($middleware) use ($stack) {
$stack->push($middleware);
});
$stack->push($this->buildRecorderHandler());
$stack->push($this->buildStubHandler());
});
}
/**
* Build the before sending handler.
*
* @return \Closure
*/
public function buildBeforeSendingHandler()
{
return function ($handler) {
return function ($request, $options) use ($handler) {
return $handler($this->runBeforeSendingCallbacks($request, $options), $options);
};
};
}
/**
* Build the recorder handler.
*
* @return \Closure
*/
public function buildRecorderHandler()
{
return function ($handler) {
return function ($request, $options) use ($handler) {
$promise = $handler($request, $options);
return $promise->then(function ($response) use ($request, $options) {
$this->factory?->recordRequestResponsePair(
(new Request($request))->withData($options['laravel_data']),
$this->newResponse($response)
);
return $response;
});
};
};
}
/**
* Build the stub handler.
*
* @return \Closure
*/
public function buildStubHandler()
{
return function ($handler) {
return function ($request, $options) use ($handler) {
$response = ($this->stubCallbacks ?? collect())
->map
->__invoke((new Request($request))->withData($options['laravel_data']), $options)
->filter()
->first();
if (is_null($response)) {
if ($this->preventStrayRequests) {
throw new RuntimeException('Attempted request to ['.(string) $request->getUri().'] without a matching fake.');
}
return $handler($request, $options);
}
$response = is_array($response) ? Factory::response($response) : $response;
$sink = $options['sink'] ?? null;
if ($sink) {
$response->then($this->sinkStubHandler($sink));
}
return $response;
};
};
}
/**
* Get the sink stub handler callback.
*
* @param string $sink
* @return \Closure
*/
protected function sinkStubHandler($sink)
{
return function ($response) use ($sink) {
$body = $response->getBody()->getContents();
if (is_string($sink)) {
file_put_contents($sink, $body);
return;
}
fwrite($sink, $body);
rewind($sink);
};
}
/**
* Execute the "before sending" callbacks.
*
* @param \GuzzleHttp\Psr7\RequestInterface $request
* @param array $options
* @return \GuzzleHttp\Psr7\RequestInterface
*/
public function runBeforeSendingCallbacks($request, array $options)
{
return tap($request, function (&$request) use ($options) {
$this->beforeSendingCallbacks->each(function ($callback) use (&$request, $options) {
$callbackResult = call_user_func(
$callback, (new Request($request))->withData($options['laravel_data']), $options, $this
);
if ($callbackResult instanceof RequestInterface) {
$request = $callbackResult;
} elseif ($callbackResult instanceof Request) {
$request = $callbackResult->toPsrRequest();
}
});
});
}
/**
* Replace the given options with the current request options.
*
* @param array ...$options
* @return array
*/
public function mergeOptions(...$options)
{
return array_replace_recursive(
array_merge_recursive($this->options, Arr::only($options, $this->mergeableOptions)),
...$options
);
}
/**
* Create a new response instance using the given PSR response.
*
* @param \Psr\Http\Message\MessageInterface $response
* @return Response
*/
protected function newResponse($response)
{
return new Response($response);
}
/**
* Register a stub callable that will intercept requests and be able to return stub responses.
*
* @param callable $callback
* @return $this
*/
public function stub($callback)
{
$this->stubCallbacks = collect($callback);
return $this;
}
/**
* Indicate that an exception should be thrown if any request is not faked.
*
* @param bool $prevent
* @return $this
*/
public function preventStrayRequests($prevent = true)
{
$this->preventStrayRequests = $prevent;
return $this;
}
/**
* Toggle asynchronicity in requests.
*
* @param bool $async
* @return $this
*/
public function async(bool $async = true)
{
$this->async = $async;
return $this;
}
/**
* Retrieve the pending request promise.
*
* @return \GuzzleHttp\Promise\PromiseInterface|null
*/
public function getPromise()
{
return $this->promise;
}
/**
* Dispatch the RequestSending event if a dispatcher is available.
*
* @return void
*/
protected function dispatchRequestSendingEvent()
{
if ($dispatcher = $this->factory?->getDispatcher()) {
$dispatcher->dispatch(new RequestSending($this->request));
}
}
/**
* Dispatch the ResponseReceived event if a dispatcher is available.
*
* @param \Illuminate\Http\Client\Response $response
* @return void
*/
protected function dispatchResponseReceivedEvent(Response $response)
{
if (! ($dispatcher = $this->factory?->getDispatcher()) || ! $this->request) {
return;
}
$dispatcher->dispatch(new ResponseReceived($this->request, $response));
}
/**
* Dispatch the ConnectionFailed event if a dispatcher is available.
*
* @param \Illuminate\Http\Client\Request $request
* @return void
*/
protected function dispatchConnectionFailedEvent(Request $request)
{
if ($dispatcher = $this->factory?->getDispatcher()) {
$dispatcher->dispatch(new ConnectionFailed($request));
}
}
/**
* Set the client instance.
*
* @param \GuzzleHttp\Client $client
* @return $this
*/
public function setClient(Client $client)
{
$this->client = $client;
return $this;
}
/**
* Create a new client instance using the given handler.
*
* @param callable $handler
* @return $this
*/
public function setHandler($handler)
{
$this->handler = $handler;
return $this;
}
/**
* Get the pending request options.
*
* @return array
*/
public function getOptions()
{
return $this->options;
}
}