cURL Example

curl_example.php

<?php

// To write/create session cookie
function initSession ($url, $cookie) {
	$curlConfig = array(
    		CURLOPT_URL => $url, // URL you're accessing
    		CURLOPT_RETURNTRANSFER => true,
    		CURLOPT_COOKIEJAR => $cookie, // Path to cookie file
    		CURLINFO_HEADER_OUT => true,
	);

	$ch = curl_init();	
	curl_setopt_array($ch, $curlConfig);
	$result = curl_exec($ch);
	curl_close($ch);
	return $result;
}

// To use established session cookie
function callUrl ($url, $cookie) {
	$curlConfig = array(
    		CURLOPT_URL => $url,
		CURLOPT_CONNECTTIMEOUT => 0,
		CURLOPT_TIMEOUT => 360,
    		CURLOPT_RETURNTRANSFER => true,
    		CURLOPT_COOKIEFILE => $cookie,
	);

	$ch = curl_init();
	curl_setopt_array($ch, $curlConfig);
	$result = curl_exec($ch);
	curl_close($ch);
	return $result;
}