The Ravelry Yarn Store Search Authentication implemented in PHP

ravelry store search example

<?php
// Ravelry API PHP Example
//
// This example builds the URL and echos the JSON
// data from the Ravelry API to the page.
//
// Implementation of these instructions:
// http://www.ravelry.com/groups/ravelry-api/pages/API-Documentation#extra_signing

$secret = 'xxxxx'; // your secret key

$data = array();

$data['access_key'] = 'xxxxx'; // your access key
$data['query'] = 'yarn me'; // the store search query for full text search
$data['shop_type_id'] = '1'; // restrict shop type, 1 = Local Yarn Store
$data['timestamp'] = date('c'); // gets the current date/time



$string = 'http://api.ravelry.com' . '/shops/search.json?' . http_build_query($data);

$signature = base64_encode(hash_hmac('sha256', $string, $secret, true));

$data['signature'] = $signature;


$final = http_build_query($data);
$final = 'http://api.ravelry.com' . '/shops/search.json?' . $final;

// Begin CURL section - getting the response from the URL that 
// was built above.

$ch = curl_init();
// set URL and other appropriate options
curl_setopt($ch, CURLOPT_URL, $final);
curl_setopt($ch, CURLOPT_HEADER, 0);

// grab URL and pass it to the browser
curl_exec($ch);

// close cURL resource to free up system resources
curl_close($ch);


?>