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<?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(['&amp;'], ['&'], $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;
    }
}

/home/users/unlimited/www/foodbank.codeskitter.site/app/Helpers/Curl.php