/**
* Registers a service to be used with the service chain
*
* @return Void
*
* @since 2015-12-17
* @author Deac Karns <*****@*****.**>
*/
public function register($name = NULL)
{
$headers = \Rhonda\Headers::getallheaders();
$config = \Rhonda\Config::get('system');
if (empty($name) && !empty($config)) {
// see if service is set in the config
if (!empty($config->host)) {
$service = $config->host;
}
} else {
if (!empty($name)) {
$service = $name;
} else {
$service = "Generic-Service";
}
}
$chain = isset($headers['Service-Chain']) ? json_decode($headers['Service-Chain']) : array();
if (count($chain) < 1) {
// Add the referrer to the chain if it exists
if (isset($_SERVER['HTTP_REFERER']) && !is_null($_SERVER['HTTP_REFERER'])) {
$ref = parse_url($_SERVER['HTTP_REFERER'], PHP_URL_HOST);
} else {
if (!empty($_SERVER['HTTP_HOST'])) {
$ref = parse_url($_SERVER['HTTP_HOST'], PHP_URL_HOST);
} else {
$ref = "External-Request";
}
}
$chain[] = $ref;
}
$chain[] = $service;
self::$chain = json_encode($chain);
$_SERVER['HTTP_SERVICE_CHAIN'] = self::$chain;
}
/**
* Allow CORS request
* DO NOT forget to add a OPTIONS route to your router else CORS will still deny your request
*
* @example
* <code>
* \Rhonda\CORS::allow_headers();
* </code>
*
* @example
* <code>
* $cors = new \Rhonda\CORS();
* $cors->allow_headers();
* </code>
*
* @return void
*
* @since 2016-02-09
* @author Wesley Dekkers <*****@*****.**>
**/
public static function allow_headers()
{
$allow_headers = \Rhonda\Headers::getallheaders()['Access-Control-Request-Headers'];
if (!empty($allow_headers)) {
header("Access-Control-Allow-Headers: {$allow_headers}");
}
header("Access-Control-Allow-Origin: *");
header("Access-Control-Allow-Methods: POST, PUT, DELETE, GET, OPTIONS");
header("Access-Control-Max-Age: 1728000");
}
/**
* Class constructor for api connection tool. The constructor will forward all existing headers.
*
* @param String - GET,POST,PUT,DELETE
* @param String - API route to be called
* @param Object - Data to be sent along with the request - (optional)
* @param Array - Custom additional headers - (optional)
*
* @example
* <code>
* $post_body = (object) array("name"=>"John", "pass"=>"doe");
* $headers = array("Domain"=>"some string", "Authorization"=>"some string");
* $api = new \Rhonda\APIGateway('GET','http://example.com', $post_body, $headers);
* $result = $api->run();
* </code>
*
* @since 2015-11-05
* @author Deac Karns <*****@*****.**>
**/
function __construct($verb, $url, $data = NULL, $additional_headers = array())
{
$this->verb = $verb;
$this->url = $url;
$this->data = $data;
// Look for existing headers and forward them along as well. Existing headers will not be overwritten.
$headers = array_merge($additional_headers, \Rhonda\Headers::getallheaders());
unset($headers['Host']);
unset($headers['Content-Length']);
$this->headers = $headers;
$this->makeContext();
}
/**
* Package incoming data along with the error summary from \Ronda\Error::summary()
*
* In order an error to be populated it uses \Rhonda\Error::add_summary_item(); and \Rhonda\Error::summary();
*
* @param Parameter - The result you want to return
*
* @example
* <code>
* \Rhonda\Response:: package($result);
* </code>
*
* @return Return - **Object**
* {
* "errors": ARRAY of error OBJECTS,
* "data": STRING/OBJECT/ARRAY,
* "request": {
* "url": "REQUEST URL",
* "method": "POST/PUT/DELETE/GET/PATCH.. etcetera"
* }
* }
*
* @since 2016-07-29
* @author Deac Karns <*****@*****.**>
* @author Wesley Dekkers <*****@*****.**>
**/
public static function package($data, $response_code = false)
{
$result = new \stdClass();
$result->errors = \Rhonda\Error::summary();
$result->data = $data;
$result->request = new \stdClass();
$result->request->url = $_SERVER['REQUEST_SCHEME'] . "://" . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
$result->request->method = $_SERVER['REQUEST_METHOD'];
// When error not empty and data not empty change headers 206
if (!$response_code && !empty($result->errors) && !empty($data)) {
$response_code = 209;
}
// when error not empty and data empty return 400
if (!$response_code && !empty($result->errors) && empty($data)) {
$response_code = 400;
}
\Rhonda\Headers::set_response_code($response_code);
return $result;
}
<?php echo "<h3>\\Rhonda\\Headers</h3>"; // Get all request headers echo "<pre>"; print_r(\Rhonda\Headers::getallheaders()); echo "</pre>";