<?php
require __DIR__ . '/../vendor/autoload.php';
try {
// Instantiate the HTTP client
$client = new Amp\Artax\Client();
// Make an asynchronous HTTP request
$promise = $client->request('http://httpbin.org/user-agent');
// Client::request() is asynchronous! It doesn't return a response. Instead, it
// returns a promise to resolve the response at some point in the future when
// it's finished. Here we use the Amp concurrency framework to synchronously wait
// for the eventual promise result.
$response = \Amp\wait($promise);
// Output the results
printf("\nHTTP/%s %d %s\n", $response->getProtocol(), $response->getStatus(), $response->getReason());
} catch (Amp\Artax\ClientException $error) {
// If something goes wrong the Promise::wait() call will throw the relevant
// exception. The Client::request() method itself will never throw.
echo $error;
}
<?php
require __DIR__ . '/../vendor/autoload.php';
try {
// Instantiate the HTTP client
$client = new Amp\Artax\Client();
// Let's build up a custom Request object
$request = (new Amp\Artax\Request())->setMethod('GET')->setUri('http://httpbin.org/user-agent')->setHeader('X-My-Header', 'some-value');
// Make an asynchronous HTTP request
$promise = $client->request($request);
// Client::request() is asynchronous! It doesn't return a response. Instead, it
// returns a promise to resolve the response at some point in the future when
// it's finished. Here we use the Amp concurrency framework to synchronously wait
// for the eventual promise result.
$response = \Amp\wait($promise);
// Output the results
printf("\nHTTP/%s %d %s\n", $response->getProtocol(), $response->getStatus(), $response->getReason());
} catch (Amp\Artax\ClientException $e) {
// If something goes wrong the Promise::wait() call will throw the relevant
// exception. The Client::request() method itself will never throw.
echo $e;
}
function prepareArtaxClient(Amp\Artax\Client $client)
{
$client->setOption(\Amp\Artax\Client::OP_MS_CONNECT_TIMEOUT, 5000);
$client->setOption(\Amp\Artax\Client::OP_MS_KEEP_ALIVE_TIMEOUT, 2000);
}
<?php
require __DIR__ . '/../vendor/autoload.php';
try {
// Instantiate the HTTP client
$client = new Amp\Artax\Client();
// Enable verbose sends so we can see our raw request messages in the console
// as they're sent to the server.
$client->setOption(Amp\Artax\Client::OP_VERBOSITY, Amp\Artax\Client::VERBOSE_SEND);
// This request will receive and store google's Set-Cookie headers.
$promise = $client->request('http://www.google.com/');
$response = \Amp\wait($promise);
// And this request will send the cookie we received in the first request.
// In your console you'll see that this second request contains a Cookie header.
$promise = $client->request('http://www.google.com/');
$response = \Amp\wait($promise);
} catch (Amp\Artax\ClientException $e) {
// If something goes wrong the Promise::wait() call will throw the relevant
// exception. The Client::request() method itself will never throw.
echo $e;
}
* Amp\Artax\Client::request() will only resolve as a failure if something goes seriously wrong with
* the request/response cycle:
*
* - infinite redirect loop
* - invalid/unparsable HTTP response message received from server
* - DNS resolution failure
* - premature loss of socket connection
* - malformed request URI
* - etc.
*
* All successful responses are modeled as an Amp\Artax\Response and this result is used to resolve
* the promise result. Status codes are accessible via the standard Amp\Artax\Response::getStatus()
* method. These should be consulted to determine the success or failure of completed responses.
*/
$badUri = "this isn't even a real URI!";
$client = new Amp\Artax\Client();
// Yielding a promise that fails will result in an exception
// being thrown back into your generator.
Amp\run(function () use($client, $badUri) {
try {
$response = (yield $client->request($badUri));
} catch (Exception $e) {
echo $e->getMessage(), "\n";
}
});
// Synchronously waiting on a promise that fails will throw.
try {
$response = Amp\wait($client->request($badUri));
} catch (Exception $e) {
echo $e->getMessage(), "\n";
}
