namespace Friendica\Module;
+use Friendica\App;
use Friendica\BaseModule;
+use Friendica\Core\L10n;
use Friendica\Core\Logger;
use Friendica\Core\System;
use Friendica\DI;
+use Friendica\Model\Contact;
+use Friendica\Model\Post;
+use Friendica\Model\User;
+use Friendica\Module\Api\ApiResponse;
use Friendica\Network\HTTPException;
use Friendica\Security\BasicAuth;
use Friendica\Security\OAuth;
+use Friendica\Util\DateTimeFormat;
use Friendica\Util\HTTPInputData;
-
-require_once __DIR__ . '/../../include/api.php';
+use Friendica\Util\Profiler;
+use Psr\Log\LoggerInterface;
class BaseApi extends BaseModule
{
+ const LOG_PREFIX = 'API {action} - ';
+
const SCOPE_READ = 'read';
const SCOPE_WRITE = 'write';
const SCOPE_FOLLOW = 'follow';
const SCOPE_PUSH = 'push';
/**
- * @var string json|xml|rss|atom
+ * @var array
*/
- protected static $format = 'json';
+ protected static $boundaries = [];
- public static function init(array $parameters = [])
- {
- $arguments = DI::args();
+ /**
+ * @var array
+ */
+ protected static $request = [];
- if (substr($arguments->getCommand(), -4) === '.xml') {
- self::$format = 'xml';
- }
- if (substr($arguments->getCommand(), -4) === '.rss') {
- self::$format = 'rss';
- }
- if (substr($arguments->getCommand(), -4) === '.atom') {
- self::$format = 'atom';
- }
- }
+ /** @var App */
+ protected $app;
- public static function delete(array $parameters = [])
- {
- if (!api_user()) {
- throw new HTTPException\UnauthorizedException(DI::l10n()->t('Permission denied.'));
- }
+ /** @var ApiResponse */
+ protected $response;
- $a = DI::app();
+ public function __construct(App $app, L10n $l10n, App\BaseURL $baseUrl, App\Arguments $args, LoggerInterface $logger, Profiler $profiler, ApiResponse $response, array $server, array $parameters = [])
+ {
+ parent::__construct($l10n, $baseUrl, $args, $logger, $profiler, $response, $server, $parameters);
- if (!empty($a->user['uid']) && $a->user['uid'] != api_user()) {
- throw new HTTPException\ForbiddenException(DI::l10n()->t('Permission denied.'));
- }
+ $this->app = $app;
}
- public static function patch(array $parameters = [])
+ protected function delete()
{
- if (!api_user()) {
- throw new HTTPException\UnauthorizedException(DI::l10n()->t('Permission denied.'));
- }
+ self::checkAllowedScope(self::SCOPE_WRITE);
- $a = DI::app();
-
- if (!empty($a->user['uid']) && $a->user['uid'] != api_user()) {
- throw new HTTPException\ForbiddenException(DI::l10n()->t('Permission denied.'));
+ if (!$this->app->isLoggedIn()) {
+ throw new HTTPException\ForbiddenException($this->t('Permission denied.'));
}
}
- public static function post(array $parameters = [])
+ protected function patch()
{
- if (!api_user()) {
- throw new HTTPException\UnauthorizedException(DI::l10n()->t('Permission denied.'));
- }
+ self::checkAllowedScope(self::SCOPE_WRITE);
- $a = DI::app();
-
- if (!empty($a->user['uid']) && $a->user['uid'] != api_user()) {
- throw new HTTPException\ForbiddenException(DI::l10n()->t('Permission denied.'));
+ if (!$this->app->isLoggedIn()) {
+ throw new HTTPException\ForbiddenException($this->t('Permission denied.'));
}
}
- public static function put(array $parameters = [])
+ protected function post(array $request = [], array $post = [])
{
- if (!api_user()) {
- throw new HTTPException\UnauthorizedException(DI::l10n()->t('Permission denied.'));
- }
-
- $a = DI::app();
+ self::checkAllowedScope(self::SCOPE_WRITE);
- if (!empty($a->user['uid']) && $a->user['uid'] != api_user()) {
- throw new HTTPException\ForbiddenException(DI::l10n()->t('Permission denied.'));
+ if (!$this->app->isLoggedIn()) {
+ throw new HTTPException\ForbiddenException($this->t('Permission denied.'));
}
}
- /**
- * Quit execution with the message that the endpoint isn't implemented
- *
- * @param string $method
- * @return void
- */
- public static function unsupported(string $method = 'all')
+ public function put()
{
- $path = DI::args()->getQueryString();
- Logger::info('Unimplemented API call', ['method' => $method, 'path' => $path, 'agent' => $_SERVER['HTTP_USER_AGENT'] ?? '', 'request' => HTTPInputData::process()]);
- $error = DI::l10n()->t('API endpoint %s %s is not implemented', strtoupper($method), $path);
- $error_description = DI::l10n()->t('The API endpoint is currently not implemented but might be in the future.');
- $errorobj = new \Friendica\Object\Api\Mastodon\Error($error, $error_description);
- System::jsonError(501, $errorobj->toArray());
+ self::checkAllowedScope(self::SCOPE_WRITE);
+
+ if (!$this->app->isLoggedIn()) {
+ throw new HTTPException\ForbiddenException($this->t('Permission denied.'));
+ }
}
/**
* Processes data from GET requests and sets defaults
*
+ * @param array $defaults Associative array of expected request keys and their default typed value. A null
+ * value will remove the request key from the resulting value array.
+ * @param array|null $request Custom REQUEST array, superglobal instead
* @return array request data
+ * @throws \Exception
*/
- public static function getRequest(array $defaults)
+ public static function getRequest(array $defaults, array $request = null): array
{
$httpinput = HTTPInputData::process();
- $input = array_merge($httpinput['variables'], $httpinput['files'], $_REQUEST);
+ $input = array_merge($httpinput['variables'], $httpinput['files'], $request ?? $_REQUEST);
+
+ self::$request = $input;
+ self::$boundaries = [];
+
+ unset(self::$request['pagename']);
$request = [];
return $request;
}
+ /**
+ * Set boundaries for the "link" header
+ * @param array $boundaries
+ * @param int $id
+ */
+ protected static function setBoundaries(int $id)
+ {
+ if (!isset(self::$boundaries['min'])) {
+ self::$boundaries['min'] = $id;
+ }
+
+ if (!isset(self::$boundaries['max'])) {
+ self::$boundaries['max'] = $id;
+ }
+
+ self::$boundaries['min'] = min(self::$boundaries['min'], $id);
+ self::$boundaries['max'] = max(self::$boundaries['max'], $id);
+ }
+
+ /**
+ * Set the "link" header with "next" and "prev" links
+ * @return void
+ */
+ protected static function setLinkHeader()
+ {
+ if (empty(self::$boundaries)) {
+ return;
+ }
+
+ $request = self::$request;
+
+ unset($request['min_id']);
+ unset($request['max_id']);
+ unset($request['since_id']);
+
+ $prev_request = $next_request = $request;
+
+ $prev_request['min_id'] = self::$boundaries['max'];
+ $next_request['max_id'] = self::$boundaries['min'];
+
+ $command = DI::baseUrl() . '/' . DI::args()->getCommand();
+
+ $prev = $command . '?' . http_build_query($prev_request);
+ $next = $command . '?' . http_build_query($next_request);
+
+ header('Link: <' . $next . '>; rel="next", <' . $prev . '>; rel="prev"');
+ }
+
/**
* Get current application token
*
* @return array token
*/
- protected static function getCurrentApplication()
+ public static function getCurrentApplication()
{
$token = OAuth::getCurrentApplicationToken();
}
}
- /**
- * Get user info array.
- *
- * @param int|string $contact_id Contact ID or URL
- * @return array|bool
- * @throws HTTPException\BadRequestException
- * @throws HTTPException\InternalServerErrorException
- * @throws HTTPException\UnauthorizedException
- * @throws \ImagickException
- */
- protected static function getUser($contact_id = null)
+ public static function checkThrottleLimit()
{
- return api_get_user(DI::app(), $contact_id);
- }
+ $uid = self::getCurrentUserID();
+
+ // Check for throttling (maximum posts per day, week and month)
+ $throttle_day = DI::config()->get('system', 'throttle_limit_day');
+ if ($throttle_day > 0) {
+ $datefrom = date(DateTimeFormat::MYSQL, time() - 24*60*60);
+
+ $condition = ["`gravity` = ? AND `uid` = ? AND `wall` AND `received` > ?", GRAVITY_PARENT, $uid, $datefrom];
+ $posts_day = Post::countThread($condition);
+
+ if ($posts_day > $throttle_day) {
+ Logger::info('Daily posting limit reached', ['uid' => $uid, 'posts' => $posts_day, 'limit' => $throttle_day]);
+ $error = DI::l10n()->t('Too Many Requests');
+ $error_description = DI::l10n()->tt("Daily posting limit of %d post reached. The post was rejected.", "Daily posting limit of %d posts reached. The post was rejected.", $throttle_day);
+ $errorobj = new \Friendica\Object\Api\Mastodon\Error($error, $error_description);
+ System::jsonError(429, $errorobj->toArray());
+ }
+ }
- /**
- * Formats the data according to the data type
- *
- * @param string $root_element
- * @param array $data An array with a single element containing the returned result
- * @return false|string
- */
- protected static function format(string $root_element, array $data)
- {
- $return = api_format_data($root_element, self::$format, $data);
-
- switch (self::$format) {
- case "xml":
- header("Content-Type: text/xml");
- break;
- case "json":
- header("Content-Type: application/json");
- if (!empty($return)) {
- $json = json_encode(end($return));
- if (!empty($_GET['callback'])) {
- $json = $_GET['callback'] . "(" . $json . ")";
- }
- $return = $json;
- }
- break;
- case "rss":
- header("Content-Type: application/rss+xml");
- $return = '<?xml version="1.0" encoding="UTF-8"?>' . "\n" . $return;
- break;
- case "atom":
- header("Content-Type: application/atom+xml");
- $return = '<?xml version="1.0" encoding="UTF-8"?>' . "\n" . $return;
- break;
+ $throttle_week = DI::config()->get('system', 'throttle_limit_week');
+ if ($throttle_week > 0) {
+ $datefrom = date(DateTimeFormat::MYSQL, time() - 24*60*60*7);
+
+ $condition = ["`gravity` = ? AND `uid` = ? AND `wall` AND `received` > ?", GRAVITY_PARENT, $uid, $datefrom];
+ $posts_week = Post::countThread($condition);
+
+ if ($posts_week > $throttle_week) {
+ Logger::info('Weekly posting limit reached', ['uid' => $uid, 'posts' => $posts_week, 'limit' => $throttle_week]);
+ $error = DI::l10n()->t('Too Many Requests');
+ $error_description = DI::l10n()->tt("Weekly posting limit of %d post reached. The post was rejected.", "Weekly posting limit of %d posts reached. The post was rejected.", $throttle_week);
+ $errorobj = new \Friendica\Object\Api\Mastodon\Error($error, $error_description);
+ System::jsonError(429, $errorobj->toArray());
+ }
}
- return $return;
+ $throttle_month = DI::config()->get('system', 'throttle_limit_month');
+ if ($throttle_month > 0) {
+ $datefrom = date(DateTimeFormat::MYSQL, time() - 24*60*60*30);
+
+ $condition = ["`gravity` = ? AND `uid` = ? AND `wall` AND `received` > ?", GRAVITY_PARENT, $uid, $datefrom];
+ $posts_month = Post::countThread($condition);
+
+ if ($posts_month > $throttle_month) {
+ Logger::info('Monthly posting limit reached', ['uid' => $uid, 'posts' => $posts_month, 'limit' => $throttle_month]);
+ $error = DI::l10n()->t('Too Many Requests');
+ $error_description = DI::l10n()->t("Monthly posting limit of %d post reached. The post was rejected.", "Monthly posting limit of %d posts reached. The post was rejected.", $throttle_month);
+ $errorobj = new \Friendica\Object\Api\Mastodon\Error($error, $error_description);
+ System::jsonError(429, $errorobj->toArray());
+ }
+ }
}
- /**
- * Creates the XML from a JSON style array
- *
- * @param $data
- * @param $root_element
- * @return string
- */
- protected static function createXml($data, $root_element)
+ public static function getContactIDForSearchterm(string $screen_name = null, string $profileurl = null, int $cid = null, int $uid)
{
- return api_create_xml($data, $root_element);
+ if (!empty($cid)) {
+ return $cid;
+ }
+
+ if (!empty($profileurl)) {
+ return Contact::getIdForURL($profileurl);
+ }
+
+ if (empty($cid) && !empty($screen_name)) {
+ if (strpos($screen_name, '@') !== false) {
+ return Contact::getIdForURL($screen_name, 0, false);
+ }
+
+ $user = User::getByNickname($screen_name, ['uid']);
+ if (!empty($user['uid'])) {
+ return Contact::getPublicIdByUserId($user['uid']);
+ }
+ }
+
+ if ($uid != 0) {
+ return Contact::getPublicIdByUserId($uid);
+ }
+
+ return null;
}
}