Your IP : 216.73.216.93
<?php
namespace App\Helpers;
use GuzzleHttp\Client;
class Curl
{
public static $userAgent = "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.3) Gecko/20070309 Firefox/2.0.0.3";
public static $httpHeader = [
'Accept-Charset: utf-8',
'Accept-Language: en-us,en;q=0.7,bn-bd;q=0.3'
];
/**
* @param $url
* @param string $cookieFile
* @param string $postData
* @param string $referrerUrl
* @return mixed|string
*/
public static function fetch($url, $cookieFile = null, $postData = null, $referrerUrl = null)
{
// Use PHP 'file_get_contents' function if cURL is not enable
if (!function_exists('curl_init') || !function_exists('curl_exec')) {
return self::fileGetContents($url);
}
// Use cURL
$ch = curl_init();
$data_string = json_encode($postData);
curl_setopt($ch, CURLOPT_URL, $url);
if ($data_string != '') {
curl_setopt($ch, CURLOPT_POSTFIELDS, $data_string); // Set the post data
curl_setopt($ch, CURLOPT_POST, 1); // This is a POST query
}
curl_setopt($ch, CURLOPT_HEADER, 0);
if (strpos(strtolower($url), 'https://') !== false) {
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // To disable SSL Cert checks
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);
}
curl_setopt($ch, CURLOPT_HTTPHEADER, [
'Content-Type: application/json',
'Content-Length: ' . strlen($data_string)]
);
curl_setopt($ch, CURLOPT_USERAGENT, self::$userAgent);
if (!empty($referrerUrl)) {
curl_setopt($ch, CURLOPT_REFERER, $referrerUrl);
}
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); // We want the content after the query
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1); // Follow Location redirects
if (!empty($cookieFile)) {
curl_setopt($ch, CURLOPT_COOKIEFILE, $cookieFile); // Read cookie information
curl_setopt($ch, CURLOPT_COOKIEJAR, $cookieFile); // Write cookie information
}
$buffer = curl_exec($ch);
$error = curl_error($ch);
curl_close($ch);
if ($buffer) {
return $buffer;
} else {
return $error;
}
}
/**
* @param $url
* @return string
*/
public static function fileGetContents($url)
{
try {
$buffer = file_get_contents($url);
} catch (\Exception $e) {
$buffer = $e->getMessage();
if ($buffer == '') {
$buffer = 'Unknown Error.';
}
}
return $buffer;
}
/**
* @param $url
* @param $saveTo
* @param string $cookieFile
*/
public static function grabFile($url, $saveTo, $cookieFile = null)
{
$url = str_replace(['&'], ['&'], $url);
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
if (strpos(strtolower($url), 'https://') !== false) {
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);
}
curl_setopt($ch, CURLOPT_USERAGENT, self::$userAgent);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
if (!empty($cookieFile)) {
curl_setopt($ch, CURLOPT_COOKIEFILE, $cookieFile); // Read cookie information
curl_setopt($ch, CURLOPT_COOKIEJAR, $cookieFile); // Write cookie information
}
$buffer = curl_exec($ch);
$error = curl_error($ch);
curl_close($ch);
if ($buffer) {
if (file_exists($saveTo)) {
unlink($saveTo);
}
if (self::filePutContents($saveTo, $buffer) === false) {
die($url . " doesn't save at " . $saveTo . ".\n");
}
} else {
die($error);
}
}
/**
* @param $url
* @param null $cookies
* @return mixed
*/
public static function getContent($url, $cookies= null)
{
$ch = curl_init();
if (strpos(strtolower($url), 'https://') !== false) {
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // To disable SSL Cert checks
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);
}
curl_setopt($ch, CURLOPT_USERAGENT, self::$userAgent);
if (!empty($cookies)) {
curl_setopt($ch, CURLOPT_COOKIE, $cookies);
}
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_URL, $url);
$buffer = curl_exec($ch);
$error = curl_error($ch);
curl_close($ch);
if ($buffer) {
return $buffer;
} else {
return $error;
}
}
/**
* @param $url
* @param $params
* @param null $cookies
* @return mixed
*/
public static function getContentByForm($url, $params, $cookies = null)
{
$ch = curl_init();
if (strpos(strtolower($url), 'https://') !== false) {
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // To disable SSL Cert checks
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);
}
curl_setopt($ch, CURLOPT_USERAGENT, self::$userAgent);
if (!empty($cookies)) {
curl_setopt($ch, CURLOPT_COOKIE, $cookies);
}
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POSTFIELDS, $params);
$buffer = curl_exec($ch);
curl_close($ch);
return $buffer;
}
/**
* @param $url
* @return string
*/
public static function getCookies($url)
{
$ch = curl_init();
if (strpos(strtolower($url), 'https://') !== false) {
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // To disable SSL Cert checks
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);
}
curl_setopt($ch, CURLOPT_USERAGENT, self::$userAgent);
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_URL, $url);
$buffer = curl_exec($ch);
curl_close($ch);
preg_match_all('|Set-Cookie: (.*);|U', $buffer, $tmp);
if (isset($tmp[1]) && !empty($tmp[1])) {
$cookies = implode(';', $tmp[1]);
} else {
$cookies = null;
}
return $cookies;
}
/**
* @param $filename
* @param $data
* @param int $flags
* @param null $context
*/
public static function filePutContents($filename, $data, $flags = 0, $context = null)
{
$tmp = explode('/', $filename);
$shortFilename = array_pop($tmp);
$filePath = '';
foreach($tmp as $path) {
$filePath .= '/' . $path;
if (!is_dir($filePath)) {
mkdir($filePath);
}
}
$filename = $filePath . '/' . $shortFilename;
file_put_contents($filename, $data, $flags, $context);
}
public static function request($url, $postData)
{
$http = new Client();
$parameters = [
'headers' => [
'User-Agent' => $_SERVER['HTTP_USER_AGENT']
],
'form_params' => $postData
];
$response = $http->request('POST', $url, $parameters);
$header = explode(';', $response->getHeader('Content-Type')[0]);
$contentType = $header[0];
if ( $contentType == 'application/json' ) {
$contents = $response->getBody()->getContents();
$data = json_decode($contents);
if ( json_last_error() == JSON_ERROR_NONE ) {
return $data;
}
return $contents;
}
return false;
}
}