Http request

httprequest.php

<?php
/**
 * HTTP Request
 * @author Marco Cesarato <cesarato.developer@gmail.com>
 * @param $url
 * @return mixed
 */
function http_request($url, $body = false, $method = "GET", $headers = array(), $timeout = 15) {

	$options = array(
		CURLOPT_RETURNTRANSFER => true,                 // return web page
		CURLOPT_HEADER         => true,                 // return headers in addition to content
		CURLOPT_FOLLOWLOCATION => true,                 // follow redirects
		CURLOPT_ENCODING       => "",                   // handle all encodings
		CURLOPT_AUTOREFERER    => true,                 // set referer on redirect
		CURLOPT_CONNECTTIMEOUT => $timeout,             // timeout on connect
		CURLOPT_TIMEOUT        => $timeout,             // timeout on response
		CURLOPT_MAXREDIRS      => 10,                   // stop after 10 redirects
		CURLINFO_HEADER_OUT    => true,
		CURLOPT_SSL_VERIFYPEER => false,                // Validate SSL Cert
		CURLOPT_SSL_VERIFYHOST => false,                // Validate SSL Cert
		CURLOPT_HTTP_VERSION   => CURL_HTTP_VERSION_1_1,
		CURLOPT_HTTPHEADER     => array(
			"Accept-Language: " . @$_SERVER['HTTP_ACCEPT_LANGUAGE'],
			"Cache-Control: no-cache"
		),
		CURLOPT_USERAGENT      => @$_SERVER['HTTP_USER_AGENT'],
		CURLOPT_POSTFIELDS     => (empty($body) ? null : $body),
	);
	if (!empty($headers)) {
            $options[CURLOPT_HTTPHEADER] = $headers;
        }
	if ($body !== false && !empty($body) && $method === "GET") {
            $containData = (strpos($url, '?') !== false);
            $url = $url . ($containData ? '&' : '?') .  http_build_query($body);
        }
	$method = strtoupper($method);
	if(in_array($method, array('POST', 'PUT', 'PATCH', 'DELETE'))) {
		$options[CURLOPT_CUSTOMREQUEST] = $method;
	}
	$options = array_filter($options);
	$ch = curl_init($url);
	$rough_content = http_exec_request($ch, $options);
	$err           = curl_errno($ch);
	$errmsg        = curl_error($ch);
	$header        = curl_getinfo($ch);
	curl_close($ch);
	$header_content = substr($rough_content, 0, $header['header_size']);
	$body_content   = trim(str_replace($header_content, '', $rough_content));
	$header['errno']   = $err;
	$header['errmsg']  = $errmsg;
	$header['headers'] = $header_content;
	$header['content'] = $body_content;
	return $header;
}

/**
 * Prevent 301/302/307 Code
 * @param resource $ch
 * @param array    $options
 * @return bool|string
 */
function http_exec_request($ch, $options = array()) {
	$options[CURLOPT_FOLLOWLOCATION] = false;
	curl_setopt_array($ch, $options);
	$rough_content = curl_exec($ch);
	$http_code     = curl_getinfo($ch, CURLINFO_HTTP_CODE);
	if($http_code == 301 || $http_code == 302 || $http_code == 307) {
		preg_match('/(Location:|URI:)(.*?)\n/', $rough_content, $matches);
		if(isset($matches[2])) {
			$redirect_url = trim($matches[2]);
			if($redirect_url !== '') {
				$options[CURLOPT_URL] = $redirect_url;
				return http_exec_request($ch, $options);
			}
		}
	}
	return $rough_content;
}