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Curl.php
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Curl.php
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<?php
/**
* @package Flextype Components
*
* @author Sergey Romanenko <awilum@yandex.ru>
* @link http://components.flextype.org
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Flextype\Component\Curl;
class Curl
{
/**
* Default curl options.
*
* @var array
*/
protected static $default_options = array(
CURLOPT_USERAGENT => 'Mozilla/5.0 (compatible; Monstra CMS; +http://monstra.org)',
CURLOPT_RETURNTRANSFER => true
);
/**
* Information about the last transfer.
*
* @var array
*/
protected static $info;
/**
* Performs a curl GET request.
*
* $res = Curl::get('http://site.com/');
*
* @param string $url The URL to fetch
* @param array $options An array specifying which options to set and their values
* @return string
*/
public static function get(string $url, array $options = null) : string
{
// Check if curl is available
if ( ! function_exists('curl_init')) throw new RuntimeException(vsprintf("%s(): This method requires cURL (http://php.net/curl), it seems like the extension isn't installed.", array(__METHOD__)));
// Initialize a cURL session
$handle = curl_init($url);
// Merge options
$options = (array) $options + Curl::$default_options;
// Set multiple options for a cURL transfer
curl_setopt_array($handle, $options);
// Perform a cURL session
$response = curl_exec($handle);
// Set information regarding a specific transfer
Curl::$info = curl_getinfo($handle);
// Close a cURL session
curl_close($handle);
// Return response
return $response;
}
/**
* Performs a curl POST request.
*
* $res = Curl::post('http://site.com/login');
*
* @param string $url The URL to fetch
* @param array $data An array with the field name as key and field data as value
* @param bool $multipart True to send data as multipart/form-data and false to send as application/x-www-form-urlencoded
* @param array $options An array specifying which options to set and their values
* @return string
*/
public static function post(string $url, array $data = null, bool $multipart = false, array $options = null) : string
{
// Check if curl is available
if ( ! function_exists('curl_init')) throw new RuntimeException(vsprintf("%s(): This method requires cURL (http://php.net/curl), it seems like the extension isn't installed.", array(__METHOD__)));
// Initialize a cURL session
$handle = curl_init($url);
// Merge options
$options = (array) $options + Curl::$default_options;
// Add options
$options[CURLOPT_POST] = true;
$options[CURLOPT_POSTFIELDS] = ($multipart === true) ? (array) $data : http_build_query((array) $data);
// Set multiple options for a cURL transfer
curl_setopt_array($handle, $options);
// Perform a cURL session
$response = curl_exec($handle);
// Set information regarding a specific transfer
Curl::$info = curl_getinfo($handle);
// Close a cURL session
curl_close($handle);
// Return response
return $response;
}
/**
* Gets information about the last transfer.
*
* $res = Curl::getInfo();
*
* @param string $value Array key of the array returned by curl_getinfo()
* @return mixed
*/
public static function getInfo($value = null)
{
if (empty(Curl::$info)) {
return false;
}
return ($value === null) ? Curl::$info : Curl::$info[$value];
}
}