/**
* Process requested endpoint
* @return mixed Endpoint result
*/
public function endpoint_process()
{
$og_endpoint = $this->server->original_endpoint;
// Check if endpoint exists in dictionary
$og_exists = Dictionary::exists($og_endpoint);
if ($og_exists) {
try {
// Get endpoint query
$query = Dictionary::get_query($og_exists);
// Before callback function call
if ($before = Dictionary::get_before($og_exists)) {
if (is_callable($before)) {
$query['q']['q'] = call_user_func($before, $query['q']['q']);
}
}
// Check is endpoint is cacheable
$cacheable = Dictionary::is_cacheable($og_exists);
if (!$query) {
throw new APIexception('Endpoint not found', 6, 404);
} elseif ($query['method'] !== $this->server->method) {
throw new APIexception('Method mismatch. You should use ' . $query['method'], 11, 400);
}
// Request security for endpoints with security enabled
if ($query['signed']) {
if (SECURE_TYPE === "oauth1.0a") {
if (OAuth1\OAuthRequestVerifier::requestIsSigned()) {
try {
$req = new OAuth1\OAuthRequestVerifier();
if (!$req->verify()) {
throw new APIexception('Unauthorized request.', 15, 401);
}
} catch (OAuth1\OAuthException2 $e) {
throw new APIexception('OAuth error: ' . $e->getMessage(), 15, 401);
}
} else {
throw new APIexception('Unauthorized request.', 15, 401);
}
}
}
// Retrieves endpoint cache if cache enabled
if (CACHE && $cacheable) {
$cached_content = Cache::search($this->server);
if ($cached_content) {
// After callback function call
if ($after = Dictionary::get_after($og_exists)) {
if (is_callable($after)) {
$cached_content = call_user_func($after, $cached_content);
}
}
return Output::encode(json_decode($cached_content), $this->server->output, TRUE);
}
}
// If no cached content, create file if cache enabled
if (empty($cached_content)) {
$data = $this->server->data;
$filters = $this->server->args;
$res = Query::execute($query["q"], TRUE, $data, $filters);
if ($query['q']['join']) {
foreach ($query['q']['join'] as $item => $join_query) {
foreach ($res as $num => $response) {
$key = Dictionary::get_col_prefix($og_exists) . $item;
if (array_key_exists($key, $response)) {
$value = sprintf($join_query, $response[$key]);
if ($joinq = Query::execute(array("q" => $value), TRUE)) {
if (count($joinq) > 1) {
$res[$num][$key] = $joinq;
} else {
$res[$num][$key] = $joinq[0];
}
}
}
}
}
}
if (CACHE && $cacheable) {
$res = Cache::write($res);
}
// After callback function call
if ($after = Dictionary::get_after($og_exists)) {
if (is_callable($after)) {
$res = call_user_func($after, $res);
}
}
return Output::encode($res, $this->server->output);
}
} catch (APIexception $e) {
die($e->output());
}
}
}