php tiny curl - a curl function with method, data, headers, cookies, simple to use.

php_tiny_curl.php

function encodeURIComponent($str) {
    $revert = array('%21'=>'!', '%2A'=>'*', '%27'=>"'", '%28'=>'(', '%29'=>')');
    return strtr(rawurlencode($str), $revert);
}


class curl_onHeaders
{
	public $result=array();
	function onHeader( $curl, $header_line ) {
		$this->result[]=$header_line;
		return strlen($header_line);
	}
}
	
function curl($method,$url,$data=false,$headers=false)
{
  // public domain, by Shimon Doodkin <[email protected]>
  // https://gist.github.com/shimondoodkin/c6e5f8f6c237444fdef6
    
	//$method="PUT"
	//$url ="http://example.com";
	//$data = "The updated text message";
	//$headers=array();  $headers[] = 'Accept: text/html';
	$ch = curl_init();
	if($data!==false)
	{
		curl_setopt($ch, CURLOPT_POST, true);
		curl_setopt($ch,CURLOPT_POSTFIELDS,$data); // any post data, a string like param1=a&param2=b
	}
	if($headers!==false)
		curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);  
	curl_setopt($ch, CURLOPT_URL,$url);
	curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $method);  //for updating we have to use PUT method.
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); 
    
	
	$onHeader = new curl_onHeaders();
	curl_setopt($ch, CURLOPT_HEADERFUNCTION, array(&$onHeader, 'onHeader'));

	$result = curl_exec($ch);
	$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);

	
    $object = new stdClass();
    $object->result = $result;
	$object->code = $httpCode;
	$object->headers = $onHeader->result;
	
	if(curl_errno($ch))
	{	curl_close($ch);
		      throw new Exception("curl error: ".  curl_error($ch)); 
			  //$object->error =curl_error($ch);
	}
	curl_close($ch);
	return $object;
}


 

function getcookies($headers)
{
	$cookies='';
	foreach( $headers as $header)
	{
		if (preg_match('/^Set-Cookie:\s*([^;]*)/mi', $header, $cookie) == 1)
		{
			if($cookies==='')
				$cookies = $cookie[1];
			else
				$cookies .="; ".$cookie[1];
		}
	}
	return $cookies;
}

function mearge_cookies($old,$new)
{
	// cookies like session are sent only once from server, multiple cookies generally can be mearged  with "; "
	// a cookie jar is prefered  but this code generally fine.
	// folowing code does not handle expires
	//
	// cookie format: https://msdn.microsoft.com/en-us/library/windows/desktop/aa384321(v=vs.85).aspx
	//
	// Set-Cookie: <name>=<value>[; <name>=<value>]...
    // [; expires=<date>][; domain=<domain_name>]
    // [; path=<some_path>][; secure][; httponly]
	//
	// <date> format:
	// DAY, DD-MMM-YYYY HH:MM:SS GMT
	// DAY The day of the week (Sun, Mon, Tue, Wed, Thu, Fri, Sat).
	// DD The day in the month (such as 01 for the first day of the month).
	// MMM The three-letter abbreviation for the month (Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec).
	// YYYY The year.
	// HH The hour value in military time (22 would be 10:00 P.M., for example).
	// MM The minute value.
	// SS The second value.


	$cookiesa=array();
	$cookies_strs_to_merge=array($old,$new);
	foreach($cookies_strs_to_merge as $cookies_str)
	{
		foreach(preg_split("/\\s*;\\s*/",$cookies_str) as $cookie)
		{
		 $pcookie=preg_split("/\\s*=\\s*/",$cookie);
		 $cookie_name=$pcookie[0];
		 $cookie_value=$pcookie[1];
		 if(sizeof($pcookie)>1)
		 {
			 if($cookie_name=='domain') continue;
			 if($cookie_name=='expires') continue;
			 if($cookie_name=='path') continue;
			$cookiesa[$cookie_name]=$cookie_value;
		 }
		 else if($cookie=='secure' )continue;
		 else if($cookie=='httponly' )continue;
		}
	}
	$cookies='';
	foreach($cookiesa as $cookie_name=>$cookie_value)
	 $cookies.=($cookies===''?'':'; ').$cookie_name.'='.$cookie_value;
 return $cookies;
}
//echo mearge_cookies("aaa=vsdfvsdfv; bbb=asdfasdfasf","aaa=222; ccc=123123"); die;

//$res=curl("GET",'http://doodkin.com');
//$lastcookies=getcookies($res->headers);
//$res=curl("GET",'http://doodkin.com',false,array('Cookie: '.$lastcookies));
//$lastcookies=mearge_cookies($lastcookies, getcookies($res->headers) );