friendica-addons/bluesky/bluesky.php
2023-05-21 19:25:57 +00:00

380 lines
12 KiB
PHP

<?php
/**
* Name: Bluesky Connector
* Description: Post to Bluesky
* Version: 1.0
* Author: Michael Vogel <https://pirati.ca/profile/heluecht>
*/
use Friendica\Content\Text\BBCode;
use Friendica\Content\Text\Plaintext;
use Friendica\Core\Config\Util\ConfigFileManager;
use Friendica\Core\Hook;
use Friendica\Core\Logger;
use Friendica\Core\Renderer;
use Friendica\DI;
use Friendica\Model\Item;
use Friendica\Model\Photo;
use Friendica\Network\HTTPClient\Client\HttpClientAccept;
use Friendica\Network\HTTPClient\Client\HttpClientOptions;
use Friendica\Util\DateTimeFormat;
function bluesky_install()
{
Hook::register('load_config', __FILE__, 'bluesky_load_config');
Hook::register('hook_fork', __FILE__, 'bluesky_hook_fork');
Hook::register('post_local', __FILE__, 'bluesky_post_local');
Hook::register('notifier_normal', __FILE__, 'bluesky_send');
Hook::register('jot_networks', __FILE__, 'bluesky_jot_nets');
Hook::register('connector_settings', __FILE__, 'bluesky_settings');
Hook::register('connector_settings_post', __FILE__, 'bluesky_settings_post');
}
function bluesky_load_config(ConfigFileManager $loader)
{
DI::app()->getConfigCache()->load($loader->loadAddonConfig('bluesky'), \Friendica\Core\Config\ValueObject\Cache::SOURCE_STATIC);
}
function bluesky_settings(array &$data)
{
if (!DI::userSession()->getLocalUserId()) {
return;
}
$enabled = DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'post') ?? false;
$def_enabled = DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'post_by_default') ?? false;
$host = DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'host') ?: 'https://bsky.social';
$handle = DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'handle');
$did = DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'did');
$token = DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'access_token');
$status = $token ? DI::l10n()->t("You are authenticated to Bluesky. For security reasons the password isn't stored.") : DI::l10n()->t('You are not authenticated. Please enter the app password.');
$t = Renderer::getMarkupTemplate('connector_settings.tpl', 'addon/bluesky/');
$html = Renderer::replaceMacros($t, [
'$enable' => ['bluesky', DI::l10n()->t('Enable Bluesky Post Addon'), $enabled],
'$bydefault' => ['bluesky_bydefault', DI::l10n()->t('Post to Bluesky by default'), $def_enabled],
'$host' => ['bluesky_host', DI::l10n()->t('Bluesky host'), $host, '', '', 'readonly'],
'$handle' => ['bluesky_handle', DI::l10n()->t('Bluesky handle'), $handle],
'$did' => ['bluesky_did', DI::l10n()->t('Bluesky DID'), $did, DI::l10n()->t('This is the unique identifier. It will be fetched automatically, when the handle is entered.'), '', 'readonly'],
'$password' => ['bluesky_password', DI::l10n()->t('Bluesky app password'), '', DI::l10n()->t("Please don't add your real password here, but instead create a specific app password in the Bluesky settings.")],
'$status' => $status
]);
$data = [
'connector' => 'bluesky',
'title' => DI::l10n()->t('Bluesky Export'),
'image' => 'images/bluesky.jpg',
'enabled' => $enabled,
'html' => $html,
];
}
function bluesky_settings_post(array &$b)
{
if (empty($_POST['bluesky-submit'])) {
return;
}
$old_host = DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'host');
$old_handle = DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'handle');
$old_did = DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'did');
$host = $_POST['bluesky_host'];
$handle = $_POST['bluesky_handle'];
DI::pConfig()->set(DI::userSession()->getLocalUserId(), 'bluesky', 'post', intval($_POST['bluesky']));
DI::pConfig()->set(DI::userSession()->getLocalUserId(), 'bluesky', 'post_by_default', intval($_POST['bluesky_bydefault']));
DI::pConfig()->set(DI::userSession()->getLocalUserId(), 'bluesky', 'host', $host);
DI::pConfig()->set(DI::userSession()->getLocalUserId(), 'bluesky', 'handle', $handle);
if (!empty($host) && !empty($handle)) {
if (empty($old_did) || $old_host != $host || $old_handle != $handle) {
DI::pConfig()->set(DI::userSession()->getLocalUserId(), 'bluesky', 'did', bluesky_get_did(DI::userSession()->getLocalUserId()));
}
} else {
DI::pConfig()->delete(DI::userSession()->getLocalUserId(), 'bluesky', 'did');
}
if (!empty($_POST['bluesky_password'])) {
bluesky_create_token(DI::userSession()->getLocalUserId(), $_POST['bluesky_password']);
}
}
function bluesky_jot_nets(array &$jotnets_fields)
{
if (!DI::userSession()->getLocalUserId()) {
return;
}
if (DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'post')) {
$jotnets_fields[] = [
'type' => 'checkbox',
'field' => [
'bluesky_enable',
DI::l10n()->t('Post to Bluesky'),
DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'post_by_default')
]
];
}
}
function bluesky_hook_fork(array &$b)
{
if ($b['name'] != 'notifier_normal') {
return;
}
$post = $b['data'];
if (($post['created'] !== $post['edited']) && !$post['deleted']) {
DI::logger()->info('Editing is not supported by the addon');
$b['execute'] = false;
return;
}
if (!strstr($post['postopts'] ?? '', 'bluesky') || ($post['parent'] != $post['id']) || $post['private']) {
$b['execute'] = false;
return;
}
}
function bluesky_post_local(array &$b)
{
if ($b['edit']) {
return;
}
if (!DI::userSession()->getLocalUserId() || (DI::userSession()->getLocalUserId() != $b['uid'])) {
return;
}
if ($b['private'] || $b['parent']) {
return;
}
$bluesky_post = intval(DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'post'));
$bluesky_enable = (($bluesky_post && !empty($_REQUEST['bluesky_enable'])) ? intval($_REQUEST['bluesky_enable']) : 0);
// if API is used, default to the chosen settings
if ($b['api_source'] && intval(DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'bluesky', 'post_by_default'))) {
$bluesky_enable = 1;
}
if (!$bluesky_enable) {
return;
}
if (strlen($b['postopts'])) {
$b['postopts'] .= ',';
}
$b['postopts'] .= 'bluesky';
}
function bluesky_send(array &$b)
{
if (($b['created'] !== $b['edited']) && !$b['deleted']) {
return;
}
if ($b['gravity'] != Item::GRAVITY_PARENT) {
return;
} elseif ($b['private'] || !strstr($b['postopts'], 'bluesky')) {
return;
}
bluesky_create_post($b);
}
function bluesky_create_post(array $item)
{
$uid = $item['uid'];
$token = bluesky_get_token($uid);
if (empty($token)) {
return;
}
$did = DI::pConfig()->get($uid, 'bluesky', 'did');
$msg = Plaintext::getPost($item, 300, false, BBCode::CONNECTORS);
$parent = $root = [];
foreach ($msg['parts'] as $key => $part) {
$record = [
'text' => $part,
'createdAt' => DateTimeFormat::utcNow(DateTimeFormat::ATOM),
'$type' => 'app.bsky.feed.post'
];
if (!empty($root)) {
$record['reply'] = ['root' => $root, 'parent' => $parent];
}
if ($key == count($msg['parts']) - 1) {
$record = bluesky_add_embed($uid, $msg, $record);
}
$post = [
'collection' => 'app.bsky.feed.post',
'repo' => $did,
'record' => $record
];
$parent = bluesky_post($uid, '/xrpc/com.atproto.repo.createRecord', json_encode($post), ['Content-type' => 'application/json', 'Authorization' => ['Bearer ' . $token]]);
if (empty($parent)) {
return;
}
Logger::debug('Posting done', ['return' => $parent]);
if (empty($root)) {
$root = $parent;
}
}
}
function bluesky_add_embed(int $uid, array $msg, array $record): array
{
if (($msg['type'] != 'link') && !empty($msg['images'])) {
$images = [];
foreach ($msg['images'] as $image) {
$photo = Photo::selectFirst(['resource-id'], ['id' => $image['id']]);
$photo = Photo::selectFirst([], ["`resource-id` = ? AND `scale` > ?", $photo['resource-id'], 0], ['order' => ['scale']]);
$blob = bluesky_upload_blob($uid, $photo);
if (!empty($blob)) {
$images[] = ['alt' => $image['description'], 'image' => $blob];
}
}
if (!empty($images)) {
$record['embed'] = ['$type' => 'app.bsky.embed.images', 'images' => $images];
}
} elseif ($msg['type'] == 'link') {
$record['embed'] = [
'$type' => 'app.bsky.embed.external',
'external' => [
'uri' => $msg['url'],
'title' => $msg['title'],
'description' => $msg['description'],
]
];
if (!empty($msg['image'])) {
$photo = Photo::createPhotoForExternalResource($msg['image']);
$blob = bluesky_upload_blob($uid, $photo);
if (!empty($blob)) {
$record['embed']['external']['thumb'] = $blob;
}
}
}
return $record;
}
function bluesky_upload_blob(int $uid, array $photo): ?stdClass
{
$content = Photo::getImageForPhoto($photo);
$data = bluesky_post($uid, '/xrpc/com.atproto.repo.uploadBlob', $content, ['Content-type' => $photo['type'], 'Authorization' => ['Bearer ' . bluesky_get_token($uid)]]);
if (empty($data)) {
return null;
}
Logger::debug('Uploaded blob', ['return' => $data]);
return $data->blob;
}
function bluesky_get_timeline(int $uid)
{
$data = bluesky_get($uid, '/xrpc/app.bsky.feed.getTimeline', HttpClientAccept::JSON, [HttpClientOptions::HEADERS => ['Authorization' => ['Bearer ' . bluesky_get_token($uid)]]]);
if (empty($data)) {
return;
}
// TODO Add Functionality to read the timeline
}
function bluesky_get_did(int $uid): string
{
$data = bluesky_get($uid, '/xrpc/com.atproto.identity.resolveHandle?handle=' . DI::pConfig()->get($uid, 'bluesky', 'handle'));
if (empty($data)) {
return '';
}
Logger::debug('Got DID', ['return' => $data]);
return $data->did;
}
function bluesky_get_token(int $uid): string
{
$token = DI::pConfig()->get($uid, 'bluesky', 'access_token');
$created = DI::pConfig()->get($uid, 'bluesky', 'token_created');
if (empty($token)) {
return '';
}
if ($created + 300 < time()) {
return bluesky_refresh_token($uid);
}
return $token;
}
function bluesky_refresh_token(int $uid): string
{
$token = DI::pConfig()->get($uid, 'bluesky', 'refresh_token');
$data = bluesky_post($uid, '/xrpc/com.atproto.server.refreshSession', '', ['Authorization' => ['Bearer ' . $token]]);
if (empty($data)) {
return '';
}
Logger::debug('Refreshed token', ['return' => $data]);
DI::pConfig()->set($uid, 'bluesky', 'access_token', $data->accessJwt);
DI::pConfig()->set($uid, 'bluesky', 'refresh_token', $data->refreshJwt);
DI::pConfig()->set($uid, 'bluesky', 'token_created', time());
return $data->accessJwt;
}
function bluesky_create_token(int $uid, string $password): string
{
$did = DI::pConfig()->get($uid, 'bluesky', 'did');
$data = bluesky_post($uid, '/xrpc/com.atproto.server.createSession', json_encode(['identifier' => $did, 'password' => $password]), ['Content-type' => 'application/json']);
if (empty($data)) {
return '';
}
Logger::debug('Created token', ['return' => $data]);
DI::pConfig()->set($uid, 'bluesky', 'access_token', $data->accessJwt);
DI::pConfig()->set($uid, 'bluesky', 'refresh_token', $data->refreshJwt);
DI::pConfig()->set($uid, 'bluesky', 'token_created', time());
return $data->accessJwt;
}
function bluesky_post(int $uid, string $url, string $params, array $headers): ?stdClass
{
try {
$curlResult = DI::httpClient()->post(DI::pConfig()->get($uid, 'bluesky', 'host') . $url, $params, $headers);
} catch (\Exception $e) {
Logger::notice('Exception on post', ['exception' => $e]);
return null;
}
if (!$curlResult->isSuccess()) {
Logger::notice('API Error', ['error' => json_decode($curlResult->getBody()) ?: $curlResult->getBody()]);
return null;
}
return json_decode($curlResult->getBody());
}
function bluesky_get(int $uid, string $url, string $accept_content = HttpClientAccept::DEFAULT, array $opts = []): ?stdClass
{
try {
$curlResult = DI::httpClient()->get(DI::pConfig()->get($uid, 'bluesky', 'host') . $url, $accept_content, $opts);
} catch (\Exception $e) {
Logger::notice('Exception on get', ['exception' => $e]);
return null;
}
if (!$curlResult->isSuccess()) {
Logger::notice('API Error', ['error' => json_decode($curlResult->getBody()) ?: $curlResult->getBody()]);
return null;
}
return json_decode($curlResult->getBody());
}