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api.php
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api.php
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<?php
/**
* Friendica implementation of statusnet/twitter API
*
* @file include/api.php
* @todo Automatically detect if incoming data is HTML or BBCode
*/
use Friendica\App;
use Friendica\Content\ContactSelector;
use Friendica\Content\Feature;
use Friendica\Content\Text\BBCode;
use Friendica\Content\Text\HTML;
use Friendica\Core\Hook;
use Friendica\Core\Logger;
use Friendica\Core\Protocol;
use Friendica\Core\Session;
use Friendica\Core\System;
use Friendica\Core\Worker;
use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\Contact;
use Friendica\Model\Group;
use Friendica\Model\Item;
use Friendica\Model\Mail;
use Friendica\Model\Notify;
use Friendica\Model\Photo;
use Friendica\Model\Profile;
use Friendica\Model\User;
use Friendica\Model\UserItem;
use Friendica\Network\FKOAuth1;
use Friendica\Network\HTTPException;
use Friendica\Network\HTTPException\BadRequestException;
use Friendica\Network\HTTPException\ExpectationFailedException;
use Friendica\Network\HTTPException\ForbiddenException;
use Friendica\Network\HTTPException\InternalServerErrorException;
use Friendica\Network\HTTPException\MethodNotAllowedException;
use Friendica\Network\HTTPException\NotFoundException;
use Friendica\Network\HTTPException\NotImplementedException;
use Friendica\Network\HTTPException\TooManyRequestsException;
use Friendica\Network\HTTPException\UnauthorizedException;
use Friendica\Object\Image;
use Friendica\Protocol\Activity;
use Friendica\Protocol\Diaspora;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Images;
use Friendica\Util\Network;
use Friendica\Util\Proxy as ProxyUtils;
use Friendica\Util\Strings;
use Friendica\Util\XML;
require_once __DIR__ . '/../mod/share.php';
require_once __DIR__ . '/../mod/item.php';
require_once __DIR__ . '/../mod/wall_upload.php';
define('API_METHOD_ANY', '*');
define('API_METHOD_GET', 'GET');
define('API_METHOD_POST', 'POST,PUT');
define('API_METHOD_DELETE', 'POST,DELETE');
define('API_LOG_PREFIX', 'API {action} - ');
$API = [];
$called_api = [];
/**
* Auth API user
*
* It is not sufficient to use local_user() to check whether someone is allowed to use the API,
* because this will open CSRF holes (just embed an image with src=friendicasite.com/api/statuses/update?status=CSRF
* into a page, and visitors will post something without noticing it).
*/
function api_user()
{
if (!empty($_SESSION['allow_api'])) {
return local_user();
}
return false;
}
/**
* Get source name from API client
*
* Clients can send 'source' parameter to be show in post metadata
* as "sent via <source>".
* Some clients doesn't send a source param, we support ones we know
* (only Twidere, atm)
*
* @return string
* Client source name, default to "api" if unset/unknown
* @throws Exception
*/
function api_source()
{
if (requestdata('source')) {
return requestdata('source');
}
// Support for known clients that doesn't send a source name
if (!empty($_SERVER['HTTP_USER_AGENT'])) {
if(strpos($_SERVER['HTTP_USER_AGENT'], "Twidere") !== false) {
return "Twidere";
}
Logger::info(API_LOG_PREFIX . 'Unrecognized user-agent', ['module' => 'api', 'action' => 'source', 'http_user_agent' => $_SERVER['HTTP_USER_AGENT']]);
} else {
Logger::info(API_LOG_PREFIX . 'Empty user-agent', ['module' => 'api', 'action' => 'source']);
}
return "api";
}
/**
* Format date for API
*
* @param string $str Source date, as UTC
* @return string Date in UTC formatted as "D M d H:i:s +0000 Y"
* @throws Exception
*/
function api_date($str)
{
// Wed May 23 06:01:13 +0000 2007
return DateTimeFormat::utc($str, "D M d H:i:s +0000 Y");
}
/**
* Register a function to be the endpoint for defined API path.
*
* @param string $path API URL path, relative to DI::baseUrl()
* @param string $func Function name to call on path request
* @param bool $auth API need logged user
* @param string $method HTTP method reqiured to call this endpoint.
* One of API_METHOD_ANY, API_METHOD_GET, API_METHOD_POST.
* Default to API_METHOD_ANY
*/
function api_register_func($path, $func, $auth = false, $method = API_METHOD_ANY)
{
global $API;
$API[$path] = [
'func' => $func,
'auth' => $auth,
'method' => $method,
];
// Workaround for hotot
$path = str_replace("api/", "api/1.1/", $path);
$API[$path] = [
'func' => $func,
'auth' => $auth,
'method' => $method,
];
}
/**
* Log in user via OAuth1 or Simple HTTP Auth.
* Simple Auth allow username in form of <pre>user@server</pre>, ignoring server part
*
* @param App $a App
* @throws ForbiddenException
* @throws InternalServerErrorException
* @throws UnauthorizedException
* @hook 'authenticate'
* array $addon_auth
* 'username' => username from login form
* 'password' => password from login form
* 'authenticated' => return status,
* 'user_record' => return authenticated user record
*/
function api_login(App $a)
{
$oauth1 = new FKOAuth1();
// login with oauth
try {
$request = OAuthRequest::from_request();
list($consumer, $token) = $oauth1->verify_request($request);
if (!is_null($token)) {
$oauth1->loginUser($token->uid);
Session::set('allow_api', true);
return;
}
echo __FILE__.__LINE__.__FUNCTION__ . "<pre>";
var_dump($consumer, $token);
die();
} catch (Exception $e) {
Logger::warning(API_LOG_PREFIX . 'error', ['module' => 'api', 'action' => 'login', 'exception' => $e->getMessage()]);
}
// workaround for HTTP-auth in CGI mode
if (!empty($_SERVER['REDIRECT_REMOTE_USER'])) {
$userpass = base64_decode(substr($_SERVER["REDIRECT_REMOTE_USER"], 6));
if (strlen($userpass)) {
list($name, $password) = explode(':', $userpass);
$_SERVER['PHP_AUTH_USER'] = $name;
$_SERVER['PHP_AUTH_PW'] = $password;
}
}
if (empty($_SERVER['PHP_AUTH_USER'])) {
Logger::debug(API_LOG_PREFIX . 'failed', ['module' => 'api', 'action' => 'login', 'parameters' => $_SERVER]);
header('WWW-Authenticate: Basic realm="Friendica"');
throw new UnauthorizedException("This API requires login");
}
$user = $_SERVER['PHP_AUTH_USER'] ?? '';
$password = $_SERVER['PHP_AUTH_PW'] ?? '';
// allow "user@server" login (but ignore 'server' part)
$at = strstr($user, "@", true);
if ($at) {
$user = $at;
}
// next code from mod/auth.php. needs better solution
$record = null;
$addon_auth = [
'username' => trim($user),
'password' => trim($password),
'authenticated' => 0,
'user_record' => null,
];
/*
* An addon indicates successful login by setting 'authenticated' to non-zero value and returning a user record
* Addons should never set 'authenticated' except to indicate success - as hooks may be chained
* and later addons should not interfere with an earlier one that succeeded.
*/
Hook::callAll('authenticate', $addon_auth);
if ($addon_auth['authenticated'] && count($addon_auth['user_record'])) {
$record = $addon_auth['user_record'];
} else {
$user_id = User::authenticate(trim($user), trim($password), true);
if ($user_id !== false) {
$record = DBA::selectFirst('user', [], ['uid' => $user_id]);
}
}
if (!DBA::isResult($record)) {
Logger::debug(API_LOG_PREFIX . 'failed', ['module' => 'api', 'action' => 'login', 'parameters' => $_SERVER]);
header('WWW-Authenticate: Basic realm="Friendica"');
//header('HTTP/1.0 401 Unauthorized');
//die('This api requires login');
throw new UnauthorizedException("This API requires login");
}
DI::auth()->setForUser($a, $record);
$_SESSION["allow_api"] = true;
Hook::callAll('logged_in', $a->user);
}
/**
* Check HTTP method of called API
*
* API endpoints can define which HTTP method to accept when called.
* This function check the current HTTP method agains endpoint
* registered method.
*
* @param string $method Required methods, uppercase, separated by comma
* @return bool
*/
function api_check_method($method)
{
if ($method == "*") {
return true;
}
return (stripos($method, $_SERVER['REQUEST_METHOD'] ?? 'GET') !== false);
}
/**
* Main API entry point
*
* Authenticate user, call registered API function, set HTTP headers
*
* @param App $a App
* @param App\Arguments $args The app arguments (optional, will retrieved by the DI-Container in case of missing)
* @return string|array API call result
* @throws Exception
*/
function api_call(App $a, App\Arguments $args = null)
{
global $API, $called_api;
if ($args == null) {
$args = DI::args();
}
$type = "json";
if (strpos($args->getQueryString(), ".xml") > 0) {
$type = "xml";
}
if (strpos($args->getQueryString(), ".json") > 0) {
$type = "json";
}
if (strpos($args->getQueryString(), ".rss") > 0) {
$type = "rss";
}
if (strpos($args->getQueryString(), ".atom") > 0) {
$type = "atom";
}
try {
foreach ($API as $p => $info) {
if (strpos($args->getQueryString(), $p) === 0) {
if (!api_check_method($info['method'])) {
throw new MethodNotAllowedException();
}
$called_api = explode("/", $p);
if (!empty($info['auth']) && api_user() === false) {
api_login($a);
}
Logger::info(API_LOG_PREFIX . 'username {username}', ['module' => 'api', 'action' => 'call', 'username' => $a->user['username']]);
Logger::debug(API_LOG_PREFIX . 'parameters', ['module' => 'api', 'action' => 'call', 'parameters' => $_REQUEST]);
$stamp = microtime(true);
$return = call_user_func($info['func'], $type);
$duration = floatval(microtime(true) - $stamp);
Logger::info(API_LOG_PREFIX . 'username {username}', ['module' => 'api', 'action' => 'call', 'username' => $a->user['username'], 'duration' => round($duration, 2)]);
DI::profiler()->saveLog(DI::logger(), API_LOG_PREFIX . 'performance');
if (false === $return) {
/*
* api function returned false withour throw an
* exception. This should not happend, throw a 500
*/
throw new InternalServerErrorException();
}
switch ($type) {
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;
}
return $return;
}
}
Logger::warning(API_LOG_PREFIX . 'not implemented', ['module' => 'api', 'action' => 'call', 'query' => DI::args()->getQueryString()]);
throw new NotImplementedException();
} catch (HTTPException $e) {
header("HTTP/1.1 {$e->getCode()} {$e->httpdesc}");
return api_error($type, $e, $args);
}
}
/**
* Format API error string
*
* @param string $type Return type (xml, json, rss, as)
* @param object $e HTTPException Error object
* @param App\Arguments $args The App arguments
* @return string|array error message formatted as $type
*/
function api_error($type, $e, App\Arguments $args)
{
$error = ($e->getMessage() !== "" ? $e->getMessage() : $e->httpdesc);
/// @TODO: https://dev.twitter.com/overview/api/response-codes
$error = ["error" => $error,
"code" => $e->getCode() . " " . $e->httpdesc,
"request" => $args->getQueryString()];
$return = api_format_data('status', $type, ['status' => $error]);
switch ($type) {
case "xml":
header("Content-Type: text/xml");
break;
case "json":
header("Content-Type: application/json");
$return = json_encode($return);
break;
case "rss":
header("Content-Type: application/rss+xml");
break;
case "atom":
header("Content-Type: application/atom+xml");
break;
}
return $return;
}
/**
* Set values for RSS template
*
* @param App $a
* @param array $arr Array to be passed to template
* @param array $user_info User info
* @return array
* @throws BadRequestException
* @throws ImagickException
* @throws InternalServerErrorException
* @throws UnauthorizedException
* @todo find proper type-hints
*/
function api_rss_extra(App $a, $arr, $user_info)
{
if (is_null($user_info)) {
$user_info = api_get_user($a);
}
$arr['$user'] = $user_info;
$arr['$rss'] = [
'alternate' => $user_info['url'],
'self' => DI::baseUrl() . "/" . DI::args()->getQueryString(),
'base' => DI::baseUrl(),
'updated' => api_date(null),
'atom_updated' => DateTimeFormat::utcNow(DateTimeFormat::ATOM),
'language' => $user_info['lang'],
'logo' => DI::baseUrl() . "/images/friendica-32.png",
];
return $arr;
}
/**
* Unique contact to contact url.
*
* @param int $id Contact id
* @return bool|string
* Contact url or False if contact id is unknown
* @throws Exception
*/
function api_unique_id_to_nurl($id)
{
$r = DBA::selectFirst('contact', ['nurl'], ['id' => $id]);
if (DBA::isResult($r)) {
return $r["nurl"];
} else {
return false;
}
}
/**
* Get user info array.
*
* @param App $a App
* @param int|string $contact_id Contact ID or URL
* @return array|bool
* @throws BadRequestException
* @throws ImagickException
* @throws InternalServerErrorException
* @throws UnauthorizedException
*/
function api_get_user(App $a, $contact_id = null)
{
global $called_api;
$user = null;
$extra_query = "";
$url = "";
Logger::info(API_LOG_PREFIX . 'Fetching data for user {user}', ['module' => 'api', 'action' => 'get_user', 'user' => $contact_id]);
// Searching for contact URL
if (!is_null($contact_id) && (intval($contact_id) == 0)) {
$user = DBA::escape(Strings::normaliseLink($contact_id));
$url = $user;
$extra_query = "AND `contact`.`nurl` = '%s' ";
if (api_user() !== false) {
$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
}
}
// Searching for contact id with uid = 0
if (!is_null($contact_id) && (intval($contact_id) != 0)) {
$user = DBA::escape(api_unique_id_to_nurl(intval($contact_id)));
if ($user == "") {
throw new BadRequestException("User ID ".$contact_id." not found.");
}
$url = $user;
$extra_query = "AND `contact`.`nurl` = '%s' ";
if (api_user() !== false) {
$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
}
}
if (is_null($user) && !empty($_GET['user_id'])) {
$user = DBA::escape(api_unique_id_to_nurl($_GET['user_id']));
if ($user == "") {
throw new BadRequestException("User ID ".$_GET['user_id']." not found.");
}
$url = $user;
$extra_query = "AND `contact`.`nurl` = '%s' ";
if (api_user() !== false) {
$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
}
}
if (is_null($user) && !empty($_GET['screen_name'])) {
$user = DBA::escape($_GET['screen_name']);
$extra_query = "AND `contact`.`nick` = '%s' ";
if (api_user() !== false) {
$extra_query .= "AND `contact`.`uid`=".intval(api_user());
}
}
if (is_null($user) && !empty($_GET['profileurl'])) {
$user = DBA::escape(Strings::normaliseLink($_GET['profileurl']));
$extra_query = "AND `contact`.`nurl` = '%s' ";
if (api_user() !== false) {
$extra_query .= "AND `contact`.`uid`=".intval(api_user());
}
}
// $called_api is the API path exploded on / and is expected to have at least 2 elements
if (is_null($user) && ($a->argc > (count($called_api) - 1)) && (count($called_api) > 0)) {
$argid = count($called_api);
if (!empty($a->argv[$argid])) {
$data = explode(".", $a->argv[$argid]);
if (count($data) > 1) {
list($user, $null) = $data;
}
}
if (is_numeric($user)) {
$user = DBA::escape(api_unique_id_to_nurl(intval($user)));
if ($user != "") {
$url = $user;
$extra_query = "AND `contact`.`nurl` = '%s' ";
if (api_user() !== false) {
$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
}
}
} else {
$user = DBA::escape($user);
$extra_query = "AND `contact`.`nick` = '%s' ";
if (api_user() !== false) {
$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
}
}
}
Logger::info(API_LOG_PREFIX . 'getting user {user}', ['module' => 'api', 'action' => 'get_user', 'user' => $user]);
if (!$user) {
if (api_user() === false) {
api_login($a);
return false;
} else {
$user = $_SESSION['uid'];
$extra_query = "AND `contact`.`uid` = %d AND `contact`.`self` ";
}
}
Logger::info(API_LOG_PREFIX . 'found user {user}', ['module' => 'api', 'action' => 'get_user', 'user' => $user, 'extra_query' => $extra_query]);
// user info
$uinfo = q(
"SELECT *, `contact`.`id` AS `cid` FROM `contact`
WHERE 1
$extra_query",
$user
);
// Selecting the id by priority, friendica first
if (is_array($uinfo)) {
api_best_nickname($uinfo);
}
// if the contact wasn't found, fetch it from the contacts with uid = 0
if (!DBA::isResult($uinfo)) {
if ($url == "") {
throw new BadRequestException("User not found.");
}
$contact = DBA::selectFirst('contact', [], ['uid' => 0, 'nurl' => Strings::normaliseLink($url)]);
if (DBA::isResult($contact)) {
$ret = [
'id' => $contact["id"],
'id_str' => (string) $contact["id"],
'name' => $contact["name"],
'screen_name' => (($contact['nick']) ? $contact['nick'] : $contact['name']),
'location' => ($contact["location"] != "") ? $contact["location"] : ContactSelector::networkToName($contact['network'], $contact['url'], $contact['protocol']),
'description' => BBCode::toPlaintext($contact["about"]),
'profile_image_url' => $contact["micro"],
'profile_image_url_https' => $contact["micro"],
'profile_image_url_profile_size' => $contact["thumb"],
'profile_image_url_large' => $contact["photo"],
'url' => $contact["url"],
'protected' => false,
'followers_count' => 0,
'friends_count' => 0,
'listed_count' => 0,
'created_at' => api_date($contact["created"]),
'favourites_count' => 0,
'utc_offset' => 0,
'time_zone' => 'UTC',
'geo_enabled' => false,
'verified' => false,
'statuses_count' => 0,
'lang' => '',
'contributors_enabled' => false,
'is_translator' => false,
'is_translation_enabled' => false,
'following' => false,
'follow_request_sent' => false,
'statusnet_blocking' => false,
'notifications' => false,
'statusnet_profile_url' => $contact["url"],
'uid' => 0,
'cid' => Contact::getIdForURL($contact["url"], api_user(), true),
'pid' => Contact::getIdForURL($contact["url"], 0, true),
'self' => 0,
'network' => $contact["network"],
];
return $ret;
} else {
throw new BadRequestException("User ".$url." not found.");
}
}
if ($uinfo[0]['self']) {
if ($uinfo[0]['network'] == "") {
$uinfo[0]['network'] = Protocol::DFRN;
}
$usr = DBA::selectFirst('user', ['default-location'], ['uid' => api_user()]);
$profile = DBA::selectFirst('profile', ['about'], ['uid' => api_user(), 'is-default' => true]);
}
$countitems = 0;
$countfriends = 0;
$countfollowers = 0;
$starred = 0;
$pcontact_id = Contact::getIdForURL($uinfo[0]['url'], 0, true);
if (!empty($profile['about'])) {
$description = $profile['about'];
} else {
$description = $uinfo[0]["about"];
}
if (!empty($usr['default-location'])) {
$location = $usr['default-location'];
} elseif (!empty($uinfo[0]["location"])) {
$location = $uinfo[0]["location"];
} else {
$location = ContactSelector::networkToName($uinfo[0]['network'], $uinfo[0]['url'], $uinfo[0]['protocol']);
}
$ret = [
'id' => intval($pcontact_id),
'id_str' => (string) intval($pcontact_id),
'name' => (($uinfo[0]['name']) ? $uinfo[0]['name'] : $uinfo[0]['nick']),
'screen_name' => (($uinfo[0]['nick']) ? $uinfo[0]['nick'] : $uinfo[0]['name']),
'location' => $location,
'description' => BBCode::toPlaintext($description),
'profile_image_url' => $uinfo[0]['micro'],
'profile_image_url_https' => $uinfo[0]['micro'],
'profile_image_url_profile_size' => $uinfo[0]["thumb"],
'profile_image_url_large' => $uinfo[0]["photo"],
'url' => $uinfo[0]['url'],
'protected' => false,
'followers_count' => intval($countfollowers),
'friends_count' => intval($countfriends),
'listed_count' => 0,
'created_at' => api_date($uinfo[0]['created']),
'favourites_count' => intval($starred),
'utc_offset' => "0",
'time_zone' => 'UTC',
'geo_enabled' => false,
'verified' => true,
'statuses_count' => intval($countitems),
'lang' => '',
'contributors_enabled' => false,
'is_translator' => false,
'is_translation_enabled' => false,
'following' => (($uinfo[0]['rel'] == Contact::FOLLOWER) || ($uinfo[0]['rel'] == Contact::FRIEND)),
'follow_request_sent' => false,
'statusnet_blocking' => false,
'notifications' => false,
/// @TODO old way?
//'statusnet_profile_url' => DI::baseUrl()."/contact/".$uinfo[0]['cid'],
'statusnet_profile_url' => $uinfo[0]['url'],
'uid' => intval($uinfo[0]['uid']),
'cid' => intval($uinfo[0]['cid']),
'pid' => Contact::getIdForURL($uinfo[0]["url"], 0, true),
'self' => $uinfo[0]['self'],
'network' => $uinfo[0]['network'],
];
// If this is a local user and it uses Frio, we can get its color preferences.
if ($ret['self']) {
$theme_info = DBA::selectFirst('user', ['theme'], ['uid' => $ret['uid']]);
if ($theme_info['theme'] === 'frio') {
$schema = DI::pConfig()->get($ret['uid'], 'frio', 'schema');
if ($schema && ($schema != '---')) {
if (file_exists('view/theme/frio/schema/'.$schema.'.php')) {
$schemefile = 'view/theme/frio/schema/'.$schema.'.php';
require_once $schemefile;
}
} else {
$nav_bg = DI::pConfig()->get($ret['uid'], 'frio', 'nav_bg');
$link_color = DI::pConfig()->get($ret['uid'], 'frio', 'link_color');
$bgcolor = DI::pConfig()->get($ret['uid'], 'frio', 'background_color');
}
if (empty($nav_bg)) {
$nav_bg = "#708fa0";
}
if (empty($link_color)) {
$link_color = "#6fdbe8";
}
if (empty($bgcolor)) {
$bgcolor = "#ededed";
}
$ret['profile_sidebar_fill_color'] = str_replace('#', '', $nav_bg);
$ret['profile_link_color'] = str_replace('#', '', $link_color);
$ret['profile_background_color'] = str_replace('#', '', $bgcolor);
}
}
return $ret;
}
/**
* return api-formatted array for item's author and owner
*
* @param App $a App
* @param array $item item from db
* @return array(array:author, array:owner)
* @throws BadRequestException
* @throws ImagickException
* @throws InternalServerErrorException
* @throws UnauthorizedException
*/
function api_item_get_user(App $a, $item)
{
$status_user = api_get_user($a, $item['author-id'] ?? null);
$author_user = $status_user;
$status_user["protected"] = $item['private'] ?? 0;
if (($item['thr-parent'] ?? '') == ($item['uri'] ?? '')) {
$owner_user = api_get_user($a, $item['owner-id'] ?? null);
} else {
$owner_user = $author_user;
}
return ([$status_user, $author_user, $owner_user]);
}
/**
* walks recursively through an array with the possibility to change value and key
*
* @param array $array The array to walk through
* @param callable $callback The callback function
*
* @return array the transformed array
*/
function api_walk_recursive(array &$array, callable $callback)
{
$new_array = [];
foreach ($array as $k => $v) {
if (is_array($v)) {
if ($callback($v, $k)) {
$new_array[$k] = api_walk_recursive($v, $callback);
}
} else {
if ($callback($v, $k)) {
$new_array[$k] = $v;
}
}
}
$array = $new_array;
return $array;
}
/**
* 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 $key Array key
*
* @return boolean Should the array item be deleted?
*/
function api_reformat_xml(&$item, &$key)
{
if (is_bool($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);
}
/// @TODO old-lost code?
//else
// $key = "default:".$key;
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
*/
function api_create_xml(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"])) {
$namespaces = [];
}
if (is_array($data2)) {
$key = key($data2);
api_walk_recursive($data2, "api_reformat_xml");
if ($key == "0") {
$data4 = [];
$i = 1;
foreach ($data2 as $item) {
$data4[$i++ . ":" . $childname] = $item;
}
$data2 = $data4;
}
}
$data3 = [$root_element => $data2];
$ret = XML::fromArray($data3, $xml, false, $namespaces);
return $ret;
}
/**
* 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 $data JSON style array
*
* @return array|string (string|array) XML data or JSON data
*/
function api_format_data($root_element, $type, $data)
{
switch ($type) {
case "atom":
case "rss":
case "xml":
$ret = api_create_xml($data, $root_element);
break;
case "json":
default:
$ret = $data;
break;
}
return $ret;
}
/**
* TWITTER API
*/
/**
* Returns an HTTP 200 OK response code and a representation of the requesting user if authentication was successful;
* returns a 401 status code and an error message if not.
*
* @see https://developer.twitter.com/en/docs/accounts-and-users/manage-account-settings/api-reference/get-account-verify_credentials
*
* @param string $type Return type (atom, rss, xml, json)
* @return array|string
* @throws BadRequestException
* @throws ForbiddenException
* @throws ImagickException
* @throws InternalServerErrorException
* @throws UnauthorizedException
*/
function api_account_verify_credentials($type)
{
$a = DI::app();
if (api_user() === false) {
throw new ForbiddenException();
}
unset($_REQUEST["user_id"]);
unset($_GET["user_id"]);
unset($_REQUEST["screen_name"]);
unset($_GET["screen_name"]);
$skip_status = $_REQUEST['skip_status'] ?? false;
$user_info = api_get_user($a);
// "verified" isn't used here in the standard
unset($user_info["verified"]);
// - Adding last status
if (!$skip_status) {
$item = api_get_last_status($user_info['pid'], $user_info['uid']);
if (!empty($item)) {
$user_info['status'] = api_format_item($item, $type);
}
}
// "uid" and "self" are only needed for some internal stuff, so remove it from here
unset($user_info["uid"]);
unset($user_info["self"]);
return api_format_data("user", $type, ['user' => $user_info]);
}
/// @TODO move to top of file or somewhere better
api_register_func('api/account/verify_credentials', 'api_account_verify_credentials', true);
/**
* Get data from $_POST or $_GET
*
* @param string $k
* @return null
*/
function requestdata($k)
{
if (!empty($_POST[$k])) {
return $_POST[$k];
}
if (!empty($_GET[$k])) {
return $_GET[$k];
}
return null;
}
/**
* Deprecated function to upload media.
*
* @param string $type Return type (atom, rss, xml, json)
*
* @return array|string
* @throws BadRequestException
* @throws ForbiddenException
* @throws ImagickException
* @throws InternalServerErrorException
* @throws UnauthorizedException
*/
function api_statuses_mediap($type)
{
$a = DI::app();
if (api_user() === false) {
Logger::log('api_statuses_update: no user');
throw new ForbiddenException();
}
$user_info = api_get_user($a);