HTTP Get Request using PHP - URGENT!!!

Dear All,

im new to PHP and i have done my application end of this week.

Can someone help me in how to do HTTP Get Request using PHP ..

scenario :

i have to send a HTTP Get Request to CPA (http://<CPA_URL>/login). There are 3 parameters.

then... CPA will send to me some parameters embedded in response headers.

Can anyone help .. how to capture the response headers using PHP...

please help me ...

 

Search for snoopy php for fsock implementation

Given below is a CURL one

class CURL {
	var $callback = false;
	var $secure = false;
	var $conn = false;
	var $cookiefile =false;

	
	function CURL($u) {
	  global $debug;
		$this->conn = curl_init();
		if ($debug) {
			$this->cookiefile='f:/crawler/temp/'.md5($u);
		} else {
			$this->cookiefile='temp/'.md5($u);
		}
		
	}

	function setCallback($func_name) {
		$this->callback = $func_name;
	}

	function close() {
		curl_close($this->conn);
		/*if (is_file($this->cookiefile)) {
			unlink($this->cookiefile);
		} */
		
	}
	
	
	function doRequest($method, $url, $vars) {

		$ch = $this->conn;

		$user_agent = "Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0)";

		curl_setopt($ch, CURLOPT_URL, $url);
		curl_setopt($ch, CURLOPT_HEADER, 1);
		curl_setopt($ch, CURLOPT_USERAGENT,$user_agent);

		if($this->secure) {
			curl_setopt($ch, CURLOPT_SSL_VERIFYHOST,  0);
			curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
		}

		curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
		curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
		curl_setopt($ch, CURLOPT_COOKIEJAR, $this->cookiefile);
        curl_setopt($ch, CURLOPT_COOKIEFILE, $this->cookiefile);

		if ($method == 'POST') {
			curl_setopt($ch, CURLOPT_POST, 1);
			curl_setopt($ch, CURLOPT_POSTFIELDS, $vars);
		}
		$data = curl_exec($ch);
		if ($data) {
			if ($this->callback)
			{
				$callback = $this->callback;
				$this->callback = false;
				return call_user_func($callback, $data);
			} else {
				return $data;
			}
		} else {
			return curl_error($ch);
		}
	}

	function get($url) {
		return $this->doRequest('GET', $url, 'NULL');
	}

	function post($url, $vars) {
		return $this->doRequest('POST', $url, $vars);
	}
}

PHP: