PHP Curl Class: HTTP requests made easy

PHP Curl Class is an object-oriented wrapper of the PHP cURL extension that makes it easy to send HTTP requests and integrate with web APIs.

Installation
Requirements
Quick Start and Examples
Available Methods
Contribute

Installation

To install PHP Curl Class, simply:

$ composer require php-curl-class/php-curl-class

For latest commit version:

$ composer require php-curl-class/php-curl-class @dev

Requirements

PHP Curl Class works with PHP 5.3, 5.4, 5.5, 5.6, 7.0, and HHVM.

Quick Start and Examples

More examples are available under /examples.

require __DIR__ . '/vendor/autoload.php';

use \Curl\Curl;

$curl = new Curl();
$curl->get('https://www.example.com/');

$curl = new Curl();
$curl->get('https://www.example.com/search', array(
    'q' => 'keyword',
));

$curl = new Curl();
$curl->post('https://www.example.com/login/', array(
    'username' => 'myusername',
    'password' => 'mypassword',
));

$curl = new Curl();
$curl->setBasicAuthentication('username', 'password');
$curl->setUserAgent('MyUserAgent/0.0.1 (+https://www.example.com/bot.html)');
$curl->setReferrer('');
$curl->setHeader('X-Requested-With', 'XMLHttpRequest');
$curl->setCookie('key', 'value');
$curl->get('https://www.example.com/');

if ($curl->error) {
    echo 'Error: ' . $curl->errorCode . ': ' . $curl->errorMessage;
}
else {
    echo $curl->response;
}

var_dump($curl->requestHeaders);
var_dump($curl->responseHeaders);

$curl = new Curl();
$curl->setOpt(CURLOPT_FOLLOWLOCATION, true);
$curl->get('https://shortn.example.com/bHbVsP');

$curl = new Curl();
$curl->put('https://api.example.com/user/', array(
    'first_name' => 'Zach',
    'last_name' => 'Borboa',
));

$curl = new Curl();
$curl->patch('https://api.example.com/profile/', array(
    'image' => '@path/to/file.jpg',
));

$curl = new Curl();
$curl->patch('https://api.example.com/profile/', array(
    'image' => new CURLFile('path/to/file.jpg'),
));

$curl = new Curl();
$curl->delete('https://api.example.com/user/', array(
    'id' => '1234',
));

// Enable gzip compression and download a file.
$curl = new Curl();
$curl->setOpt(CURLOPT_ENCODING , 'gzip');
$curl->download('https://www.example.com/image.png', '/tmp/myimage.png');

// Case-insensitive access to headers.
$curl = new Curl();
$curl->download('https://www.example.com/image.png', '/tmp/myimage.png');
echo $curl->responseHeaders['Content-Type'] . "\n"; // image/png
echo $curl->responseHeaders['CoNTeNT-TyPE'] . "\n"; // image/png

$curl->close();

// Example access to curl object.
curl_set_opt($curl->curl, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1');
curl_close($curl->curl);

require __DIR__ . '/vendor/autoload.php';

use \Curl\MultiCurl;

// Requests in parallel with callback functions.
$multi_curl = new MultiCurl();

$multi_curl->success(function($instance) {
    echo 'call to "' . $instance->url . '" was successful.' . "\n";
    echo 'response: ' . $instance->response . "\n";
});
$multi_curl->error(function($instance) {
    echo 'call to "' . $instance->url . '" was unsuccessful.' . "\n";
    echo 'error code: ' . $instance->errorCode . "\n";
    echo 'error message: ' . $instance->errorMessage . "\n";
});
$multi_curl->complete(function($instance) {
    echo 'call completed' . "\n";
});

$multi_curl->addGet('https://www.google.com/search', array(
    'q' => 'hello world',
));
$multi_curl->addGet('https://duckduckgo.com/', array(
    'q' => 'hello world',
));
$multi_curl->addGet('https://www.bing.com/search', array(
    'q' => 'hello world',
));

$multi_curl->start(); // Blocks until all items in the queue have been processed.