[
'authorize',
'initialize'
],
'public' => []
];
protected static $log_influx = true;
protected static $log_mysql = 'all';
protected static $cache = false;
protected static $cache_for = null;
/**
* Redirect to Patreon to do the oAuth. Note: Put a space between scopes and
* urlencode the whole thing if it includes special characters.
*/
public function authorize() {
header('Location: https://www.patreon.com/oauth2/authorize?response_type=code&client_id=' . $this->setting->get('patreon_client_id') . '&redirect_uri=' . $this->setting->get('patreon_redirect_uri') . '&scope=identity');
die();
}
/**
* Obtain the first set of tokens for a a patreon user, then sync that
* user's Patreon settings, then return code that closes the window.
*
* @param string $code The code used to get tokens from patreon with.
*/
public function initialize($code = null) {
if($code !== null) {
$this->api('patreon_token', 'obtain', ['code' => $code]);
$this->api('user', 'sync_patreon_status');
}
echo '';
die();
}
/**
* Send an API call to patreon and return the response.
*
* @param string $method GET or POST
* @param string $endpoint The API endpoint
* @param array $arguments POST or GET parameters
* @param boolean $auto_refresh_token Whether or not to automatically get a
* new token if the old one is expired.
* @param string $patreon_token Force-use a specific token.
*
* @return array The response of this API call.
*/
public function patreon_api($method, $endpoint, $arguments, $auto_refresh_token = true, $patreon_token = null) {
$curl = [
'method' => $method
];
// Authorize/token endpoints don't use the /1/ in the URL. Everything else
// does.
$full_endpoint = $endpoint;
if ($full_endpoint !== 'authorize' && $full_endpoint !== 'token') {
$full_endpoint = '/v2/' . $full_endpoint;
// For non-authorization endpoints, add the access_token header. Will use
// provided token if set, otherwise will get the one for the logged in
// user.
if($patreon_token === null) {
$patreon_tokens = $this->api(
'patreon_token',
'read',
[]
);
if(count($patreon_tokens) !== 1) {
throw new Exception('No token for this user');
}
$patreon_token = $patreon_tokens[0];
}
$curl['header'] = [
'Authorization: Bearer ' . $patreon_token['access_token'],
'Content-Type: application/x-www-form-urlencoded'
];
}
else {
$full_endpoint = '/' . $full_endpoint;
}
$curl['url'] = 'https://www.patreon.com/api/oauth2' . $full_endpoint;
if ($method === 'GET') {
$curl['url'] .= '?' . http_build_query($arguments);
}
if ($method === 'POST') {
// Attach the client_id to all POST requests. It errors if you include it
// in a GET.
$arguments['client_id'] = $this->setting->get('patreon_client_id');
$curl['post_fields'] = http_build_query($arguments);
}
$curl_response = $this->curl($curl);
$response = json_decode($curl_response, true);
if ($response === null) {
throw new Exception('Invalid JSON');
}
// If the token was expired, refresh it and try again. Trying again sets
// auto_refresh_token to false to prevent accidental infinite refreshing if
// something bad happens.
if (isset($response['status']) === true && $response['status']['code'] === 14) {
// Authentication token has expired. Refresh your tokens.
if ($auto_refresh_token === true) {
$this->api('patreon_token', 'refresh');
return $this->patreon_api($method, $endpoint, $arguments, false);
}
else {
throw new Exception($response['status']['message']);
}
}
else if (isset($response['status']) === true && $response['status']['code'] !== 0) {
// Any other error
throw new Exception($response['status']['message']);
}
else {
return $response;
}
}
}