<?php
$objectURL = $searchUrl;
$accessID = "09d67621";
$secretKey = "c0ab83a5057b00d294a2b7531ce21236";
$expires = mktime() + 300; // The request is good for the next 5 minutes, or 300 seconds from now.
$stringToSign = $accessID."\n".$expires;
// Get the "raw" or binary output of the hmac hash.
$binarySignature = hash_hmac('sha1', $stringToSign, $secretKey, true);
// We need to base64-encode it and then url-encode that.
$urlSafeSignature = urlencode(base64_encode($binarySignature));
$urlToFetch = "http://api3.wordtracker.com/search?keyword=cheap&app_id=09d67621&app_key=c0ab83a5057b00d294a2b7531ce21236&limit=3;
echo $urlToFetch;die();
$curl_handle = curl_init();
curl_setopt($curl_handle, CURLOPT_URL, $urlToFetch);
curl_setopt($curl_handle, CURLOPT_CONNECTTIMEOUT, 120);
curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, 1);
$buffer = curl_exec($curl_handle);
curl_close($curl_handle);
$buffer=utf8_encode($buffer);
$arr = json_decode($buffer);
print_r($arr);
?>