<?php
/**
- * @copyright Copyright (C) 2010-2021, the Friendica project
+ * @copyright Copyright (C) 2010-2023, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
namespace Friendica\Module;
+use DateTime;
+use Friendica\App;
+use Friendica\App\Router;
use Friendica\BaseModule;
+use Friendica\Core\L10n;
use Friendica\Core\Logger;
use Friendica\Core\System;
+use Friendica\Database\DBA;
use Friendica\DI;
+use Friendica\Model\Contact;
+use Friendica\Model\Item;
use Friendica\Model\Post;
+use Friendica\Model\User;
+use Friendica\Module\Api\ApiResponse;
+use Friendica\Module\Special\HTTPException as ModuleHTTPException;
use Friendica\Network\HTTPException;
+use Friendica\Object\Api\Mastodon\Status;
+use Friendica\Object\Api\Mastodon\TimelineOrderByTypes;
use Friendica\Security\BasicAuth;
use Friendica\Security\OAuth;
-use Friendica\Util\Arrays;
use Friendica\Util\DateTimeFormat;
-use Friendica\Util\HTTPInputData;
-use Friendica\Util\XML;
-
-require_once __DIR__ . '/../../include/api.php';
+use Friendica\Util\Profiler;
+use Psr\Http\Message\ResponseInterface;
+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
- */
- protected static $format = 'json';
-
/**
* @var array
*/
*/
protected static $request = [];
- public static function init(array $parameters = [])
- {
- $arguments = DI::args();
+ /** @var App */
+ protected $app;
- if (substr($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 ApiResponse */
+ protected $response;
- public static function delete(array $parameters = [])
+ public function __construct(App $app, L10n $l10n, App\BaseURL $baseUrl, App\Arguments $args, LoggerInterface $logger, Profiler $profiler, ApiResponse $response, array $server, array $parameters = [])
{
- self::checkAllowedScope(self::SCOPE_WRITE);
+ parent::__construct($l10n, $baseUrl, $args, $logger, $profiler, $response, $server, $parameters);
- if (!DI::app()->isLoggedIn()) {
- throw new HTTPException\ForbiddenException(DI::l10n()->t('Permission denied.'));
- }
+ $this->app = $app;
}
- public static function patch(array $parameters = [])
+ /**
+ * Additionally checks, if the caller is permitted to do this action
+ *
+ * {@inheritDoc}
+ *
+ * @throws HTTPException\ForbiddenException
+ */
+ public function run(ModuleHTTPException $httpException, array $request = [], bool $scopecheck = true): ResponseInterface
{
- self::checkAllowedScope(self::SCOPE_WRITE);
-
- if (!DI::app()->isLoggedIn()) {
- throw new HTTPException\ForbiddenException(DI::l10n()->t('Permission denied.'));
+ if ($scopecheck) {
+ switch ($this->args->getMethod()) {
+ case Router::DELETE:
+ case Router::PATCH:
+ case Router::POST:
+ case Router::PUT:
+ self::checkAllowedScope(self::SCOPE_WRITE);
+
+ if (!self::getCurrentUserID()) {
+ throw new HTTPException\ForbiddenException($this->t('Permission denied.'));
+ }
+ break;
+ }
}
+
+ return parent::run($httpException, $request);
}
- public static function post(array $parameters = [])
+ /**
+ * Processes data from GET requests and sets paging conditions
+ *
+ * @param array $request Custom REQUEST array
+ * @param array $condition Existing conditions to merge
+ * @return array paging data condition parameters data
+ * @throws \Exception
+ */
+ protected function addPagingConditions(array $request, array $condition): array
{
- self::checkAllowedScope(self::SCOPE_WRITE);
+ $requested_order = $request['friendica_order'];
+ if ($requested_order == TimelineOrderByTypes::ID) {
+ if (!empty($request['max_id'])) {
+ $condition = DBA::mergeConditions($condition, ["`uri-id` < ?", intval($request['max_id'])]);
+ }
+
+ if (!empty($request['since_id'])) {
+ $condition = DBA::mergeConditions($condition, ["`uri-id` > ?", intval($request['since_id'])]);
+ }
+
+ if (!empty($request['min_id'])) {
+ $condition = DBA::mergeConditions($condition, ["`uri-id` > ?", intval($request['min_id'])]);
+ }
+ } else {
+ switch ($requested_order) {
+ case TimelineOrderByTypes::RECEIVED:
+ case TimelineOrderByTypes::CHANGED:
+ case TimelineOrderByTypes::EDITED:
+ case TimelineOrderByTypes::CREATED:
+ case TimelineOrderByTypes::COMMENTED:
+ $order_field = $requested_order;
+ break;
+ default:
+ throw new \Exception("Unrecognized request order: $requested_order");
+ }
+
+ if (!empty($request['max_id'])) {
+ $condition = DBA::mergeConditions($condition, ["`$order_field` < ?", DateTimeFormat::convert($request['max_id'], DateTimeFormat::MYSQL)]);
+ }
+
+ if (!empty($request['since_id'])) {
+ $condition = DBA::mergeConditions($condition, ["`$order_field` > ?", DateTimeFormat::convert($request['since_id'], DateTimeFormat::MYSQL)]);
+ }
- if (!DI::app()->isLoggedIn()) {
- throw new HTTPException\ForbiddenException(DI::l10n()->t('Permission denied.'));
+ if (!empty($request['min_id'])) {
+ $condition = DBA::mergeConditions($condition, ["`$order_field` > ?", DateTimeFormat::convert($request['min_id'], DateTimeFormat::MYSQL)]);
+ }
}
+
+ return $condition;
}
- public static function put(array $parameters = [])
+ /**
+ * Processes data from GET requests and sets paging conditions
+ *
+ * @param array $request Custom REQUEST array
+ * @param array $params Existing $params element to build on
+ * @return array ordering data added to the params blocks that was passed in
+ * @throws \Exception
+ */
+ protected function buildOrderAndLimitParams(array $request, array $params = []): array
{
- self::checkAllowedScope(self::SCOPE_WRITE);
+ $requested_order = $request['friendica_order'];
+ switch ($requested_order) {
+ case TimelineOrderByTypes::CHANGED:
+ case TimelineOrderByTypes::CREATED:
+ case TimelineOrderByTypes::COMMENTED:
+ case TimelineOrderByTypes::EDITED:
+ case TimelineOrderByTypes::RECEIVED:
+ $order_field = $requested_order;
+ break;
+ case TimelineOrderByTypes::ID:
+ default:
+ $order_field = 'uri-id';
+ }
- if (!DI::app()->isLoggedIn()) {
- throw new HTTPException\ForbiddenException(DI::l10n()->t('Permission denied.'));
+ if (!empty($request['min_id'])) {
+ $params['order'] = [$order_field];
+ } else {
+ $params['order'] = [$order_field => true];
}
+
+ $params['limit'] = $request['limit'];
+
+ return $params;
}
/**
- * Quit execution with the message that the endpoint isn't implemented
+ * Update the ID/time boundaries for this result set. Used for building Link Headers
*
- * @param string $method
+ * @param Status $status
+ * @param array $post_item
+ * @param string $order
* @return void
+ * @throws \Exception
*/
- public static function unsupported(string $method = 'all')
+ protected function updateBoundaries(Status $status, array $post_item, string $order)
{
- $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, $errorobj->toArray());
+ try {
+ switch ($order) {
+ case TimelineOrderByTypes::CHANGED:
+ if (!empty($status->friendicaExtension()->changedAt())) {
+ self::setBoundaries(new DateTime(DateTimeFormat::utc($status->friendicaExtension()->changedAt(), DateTimeFormat::JSON)));
+ }
+ break;
+ case TimelineOrderByTypes::CREATED:
+ if (!empty($status->createdAt())) {
+ self::setBoundaries(new DateTime(DateTimeFormat::utc($status->createdAt(), DateTimeFormat::JSON)));
+ }
+ break;
+ case TimelineOrderByTypes::COMMENTED:
+ if (!empty($status->friendicaExtension()->commentedAt())) {
+ self::setBoundaries(new DateTime(DateTimeFormat::utc($status->friendicaExtension()->commentedAt(), DateTimeFormat::JSON)));
+ }
+ break;
+ case TimelineOrderByTypes::EDITED:
+ if (!empty($status->editedAt())) {
+ self::setBoundaries(new DateTime(DateTimeFormat::utc($status->editedAt(), DateTimeFormat::JSON)));
+ }
+ break;
+ case TimelineOrderByTypes::RECEIVED:
+ if (!empty($status->friendicaExtension()->receivedAt())) {
+ self::setBoundaries(new DateTime(DateTimeFormat::utc($status->friendicaExtension()->receivedAt(), DateTimeFormat::JSON)));
+ }
+ break;
+ case TimelineOrderByTypes::ID:
+ default:
+ self::setBoundaries($post_item['uri-id']);
+ }
+ } catch (\Exception $e) {
+ Logger::debug('Error processing page boundary calculation, skipping', ['error' => $e]);
+ }
}
/**
* 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 $request Custom REQUEST array, superglobal instead
* @return array request data
+ * @throws \Exception
*/
- public static function getRequest(array $defaults)
+ public function getRequest(array $defaults, array $request): array
{
- $httpinput = HTTPInputData::process();
- $input = array_merge($httpinput['variables'], $httpinput['files'], $_REQUEST);
-
- self::$request = $input;
+ self::$request = $request;
self::$boundaries = [];
unset(self::$request['pagename']);
- $request = [];
-
- foreach ($defaults as $parameter => $defaultvalue) {
- if (is_string($defaultvalue)) {
- $request[$parameter] = $input[$parameter] ?? $defaultvalue;
- } elseif (is_int($defaultvalue)) {
- $request[$parameter] = (int)($input[$parameter] ?? $defaultvalue);
- } elseif (is_float($defaultvalue)) {
- $request[$parameter] = (float)($input[$parameter] ?? $defaultvalue);
- } elseif (is_array($defaultvalue)) {
- $request[$parameter] = $input[$parameter] ?? [];
- } elseif (is_bool($defaultvalue)) {
- $request[$parameter] = in_array(strtolower($input[$parameter] ?? ''), ['true', '1']);
- } else {
- Logger::notice('Unhandled default value type', ['parameter' => $parameter, 'type' => gettype($defaultvalue)]);
- }
- }
-
- foreach ($input ?? [] as $parameter => $value) {
- if ($parameter == 'pagename') {
- continue;
- }
- if (!in_array($parameter, array_keys($defaults))) {
- Logger::notice('Unhandled request field', ['parameter' => $parameter, 'value' => $value, 'command' => DI::args()->getCommand()]);
- }
- }
-
- Logger::debug('Got request parameters', ['request' => $request, 'command' => DI::args()->getCommand()]);
- return $request;
+ return $this->checkDefaults($defaults, $request);
}
/**
* Set boundaries for the "link" header
* @param array $boundaries
- * @param int $id
- * @return array
+ * @param int|\DateTime $id
*/
- protected static function setBoundaries(int $id)
+ protected static function setBoundaries($id)
{
if (!isset(self::$boundaries['min'])) {
self::$boundaries['min'] = $id;
}
/**
- * Set the "link" header with "next" and "prev" links
- * @return void
+ * Get the "link" header with "next" and "prev" links
+ * @return string
*/
- protected static function setLinkHeader()
+ protected static function getLinkHeader(bool $asDate = false): string
{
if (empty(self::$boundaries)) {
- return;
+ return '';
}
$request = self::$request;
$prev_request = $next_request = $request;
- $prev_request['min_id'] = self::$boundaries['max'];
- $next_request['max_id'] = self::$boundaries['min'];
+ if ($asDate) {
+ $max_date = self::$boundaries['max'];
+ $min_date = self::$boundaries['min'];
+ $prev_request['min_id'] = $max_date->format(DateTimeFormat::JSON);
+ $next_request['max_id'] = $min_date->format(DateTimeFormat::JSON);
+ } else {
+ $prev_request['min_id'] = self::$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);
+
+ return 'Link: <' . $next . '>; rel="next", <' . $prev . '>; rel="prev"';
+ }
+
+ /**
+ * Get the "link" header with "next" and "prev" links for an offset/limit type call
+ * @return string
+ */
+ protected static function getOffsetAndLimitLinkHeader(int $offset, int $limit): string
+ {
+ $request = self::$request;
+
+ unset($request['offset']);
+ $request['limit'] = $limit;
+
+ $prev_request = $next_request = $request;
+
+ $prev_request['offset'] = $offset - $limit;
+ $next_request['offset'] = $offset + $limit;
$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", <' . $prev . '>; rel="prev"');
+ if ($prev_request['offset'] >= 0) {
+ return 'Link: <' . $next . '>; rel="next", <' . $prev . '>; rel="prev"';
+ } else {
+ return 'Link: <' . $next . '>; rel="next"';
+ }
+ }
+
+ /**
+ * Set the "link" header with "next" and "prev" links
+ * @return void
+ */
+ protected static function setLinkHeader(bool $asDate = false)
+ {
+ $header = self::getLinkHeader($asDate);
+ if (!empty($header)) {
+ header($header);
+ }
+ }
+
+ /**
+ * Set the "link" header with "next" and "prev" links
+ * @return void
+ */
+ protected static function setLinkHeaderByOffsetLimit(int $offset, int $limit)
+ {
+ $header = self::getOffsetAndLimitLinkHeader($offset, $limit);
+ if (!empty($header)) {
+ header($header);
+ }
+ }
+
+ /**
+ * Check if the app is known to support quoted posts
+ *
+ * @return bool
+ */
+ public static function appSupportsQuotes(): bool
+ {
+ $token = OAuth::getCurrentApplicationToken();
+ return (!empty($token['name']) && in_array($token['name'], ['Fedilab']));
}
/**
*
* @return array token
*/
- protected static function getCurrentApplication()
+ public static function getCurrentApplication()
{
$token = OAuth::getCurrentApplicationToken();
*
* @return int User ID
*/
- protected static function getCurrentUserID()
+ public static function getCurrentUserID()
{
$uid = OAuth::getCurrentUserID();
if ($throttle_day > 0) {
$datefrom = date(DateTimeFormat::MYSQL, time() - 24*60*60);
- $condition = ["`gravity` = ? AND `uid` = ? AND `wall` AND `received` > ?", GRAVITY_PARENT, $uid, $datefrom];
+ $condition = ["`gravity` = ? AND `uid` = ? AND `wall` AND `received` > ?", Item::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]);
+ Logger::notice('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, $error_description);
if ($throttle_week > 0) {
$datefrom = date(DateTimeFormat::MYSQL, time() - 24*60*60*7);
- $condition = ["`gravity` = ? AND `uid` = ? AND `wall` AND `received` > ?", GRAVITY_PARENT, $uid, $datefrom];
+ $condition = ["`gravity` = ? AND `uid` = ? AND `wall` AND `received` > ?", Item::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]);
+ Logger::notice('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, $error_description);
if ($throttle_month > 0) {
$datefrom = date(DateTimeFormat::MYSQL, time() - 24*60*60*30);
- $condition = ["`gravity` = ? AND `uid` = ? AND `wall` AND `received` > ?", GRAVITY_PARENT, $uid, $datefrom];
+ $condition = ["`gravity` = ? AND `uid` = ? AND `wall` AND `received` > ?", Item::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]);
+ Logger::notice('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);
+ $error_description = DI::l10n()->tt('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());
}
}
}
- /**
- * 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)
- {
- return api_get_user($contact_id);
- }
-
- /**
- * Outputs formatted data according to the data type and then exits the execution.
- *
- * @param string $root_element
- * @param array $data An array with a single element containing the returned result
- * @return false|string
- */
- protected static function exit(string $root_element, array $data)
- {
- $return = self::formatData($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;
- }
-
- echo $return;
- exit;
- }
-
- /**
- * Formats the data according to the data type
- *
- * @param string $root_element Name of the root element
- * @param string $type Return type (atom, rss, xml, json)
- * @param array $data JSON style array
- *
- * @return array|string (string|array) XML data or JSON data
- */
- public static function formatData($root_element, string $type, array $data)
- {
- switch ($type) {
- case 'atom':
- case 'rss':
- case 'xml':
- $ret = self::createXML($data, $root_element);
- break;
- case 'json':
- default:
- $ret = $data;
- break;
- }
- return $ret;
- }
-
- /**
- * Callback function to transform the array in an array that can be transformed in a XML file
- *
- * @param mixed $item Array item value
- * @param string $key Array key
- *
- * @return boolean
- */
- public static function reformatXML(&$item, &$key)
+ public static function getContactIDForSearchterm(string $screen_name = null, string $profileurl = null, int $cid = null, int $uid)
{
- if (is_bool($item)) {
- $item = ($item ? 'true' : 'false');
- }
-
- if (substr($key, 0, 10) == 'statusnet_') {
- $key = 'statusnet:'.substr($key, 10);
- } elseif (substr($key, 0, 10) == 'friendica_') {
- $key = 'friendica:'.substr($key, 10);
+ if (!empty($cid)) {
+ return $cid;
}
- return true;
- }
-
- /**
- * Creates the XML from a JSON style array
- *
- * @param array $data JSON style array
- * @param string $root_element Name of the root element
- *
- * @return string The XML data
- */
- public static function createXML(array $data, $root_element)
- {
- $childname = key($data);
- $data2 = array_pop($data);
-
- $namespaces = ['' => 'http://api.twitter.com',
- 'statusnet' => 'http://status.net/schema/api/1/',
- 'friendica' => 'http://friendi.ca/schema/api/1/',
- 'georss' => 'http://www.georss.org/georss'];
- /// @todo Auto detection of needed namespaces
- if (in_array($root_element, ['ok', 'hash', 'config', 'version', 'ids', 'notes', 'photos'])) {
- $namespaces = [];
+ if (!empty($profileurl)) {
+ return Contact::getIdForURL($profileurl);
}
- if (is_array($data2)) {
- $key = key($data2);
- Arrays::walkRecursive($data2, ['Friendica\Module\BaseApi', 'reformatXML']);
-
- if ($key == '0') {
- $data4 = [];
- $i = 1;
-
- foreach ($data2 as $item) {
- $data4[$i++ . ':' . $childname] = $item;
- }
+ if (empty($cid) && !empty($screen_name)) {
+ if (strpos($screen_name, '@') !== false) {
+ return Contact::getIdForURL($screen_name, 0, false);
+ }
- $data2 = $data4;
+ $user = User::getByNickname($screen_name, ['uid']);
+ if (!empty($user['uid'])) {
+ return Contact::getPublicIdByUserId($user['uid']);
}
}
- $data3 = [$root_element => $data2];
+ if ($uid != 0) {
+ return Contact::getPublicIdByUserId($uid);
+ }
- $ret = XML::fromArray($data3, $xml, false, $namespaces);
- return $ret;
+ return null;
}
}