/g, '\n\n');
- const searchIndex = JSDOM.fragment(searchContent).textContent;
+ // Apply cachedFilters against the payload, constructing a
+ // `filter_results` array of FilterResult entities
+ if (req.cachedFilters) {
+ const status = payload;
+ // TODO: Calculate searchableContent in Ruby on Rails:
+ const searchableContent = ([status.spoiler_text || '', status.content].concat((status.poll && status.poll.options) ? status.poll.options.map(option => option.title) : [])).concat(status.media_attachments.map(att => att.description)).join('\n\n').replace(/ /g, '\n\n');
+ const searchableTextContent = JSDOM.fragment(searchableContent).textContent;
const now = new Date();
- payload.filtered = [];
- Object.values(req.cachedFilters).forEach((cachedFilter) => {
- if ((cachedFilter.expires_at === null || cachedFilter.expires_at > now)) {
- const keyword_matches = searchIndex.match(cachedFilter.regexp);
- if (keyword_matches) {
- payload.filtered.push({
- filter: cachedFilter.repr,
- keyword_matches,
- });
- }
+ const filter_results = Object.values(req.cachedFilters).reduce((results, cachedFilter) => {
+ // Check the filter hasn't expired before applying:
+ if (cachedFilter.expires_at !== null && cachedFilter.expires_at < now) {
+ return results;
}
- });
- }
- transmit();
+ // Just in-case JSDOM fails to find textContent in searchableContent
+ if (!searchableTextContent) {
+ return results;
+ }
+
+ const keyword_matches = searchableTextContent.match(cachedFilter.regexp);
+ if (keyword_matches) {
+ // results is an Array of FilterResult; status_matches is always
+ // null as we only are only applying the keyword-based custom
+ // filters, not the status-based custom filters.
+ // https://docs.joinmastodon.org/entities/FilterResult/
+ results.push({
+ filter: cachedFilter.filter,
+ keyword_matches,
+ status_matches: null
+ });
+ }
+
+ return results;
+ }, []);
+
+ // Send the payload + the FilterResults as the `filtered` property
+ // to the streaming connection. To reach this code, the `event` must
+ // have been either `update` or `status.update`, meaning the
+ // `payload` is a Status entity, which has a `filtered` property:
+ //
+ // filtered: https://docs.joinmastodon.org/entities/Status/#filtered
+ transmit(event, {
+ ...payload,
+ filtered: filter_results
+ });
+ } else {
+ transmit(event, payload);
+ }
}).catch(err => {
+ releasePgConnection();
log.error(err);
- done();
});
});
};
@@ -783,7 +852,7 @@ const startWorker = async (workerId) => {
subscribe(`${redisPrefix}${id}`, listener);
});
- if (attachCloseHandler) {
+ if (typeof attachCloseHandler === 'function') {
attachCloseHandler(ids.map(id => `${redisPrefix}${id}`), listener);
}
@@ -820,12 +889,13 @@ const startWorker = async (workerId) => {
/**
* @param {any} req
* @param {function(): void} [closeHandler]
- * @return {function(string[]): void}
+ * @returns {function(string[], SubscriptionListener): void}
*/
- const streamHttpEnd = (req, closeHandler = undefined) => (ids) => {
+
+ const streamHttpEnd = (req, closeHandler = undefined) => (ids, listener) => {
req.on('close', () => {
ids.forEach(id => {
- unsubscribe(id);
+ unsubscribe(id, listener);
});
if (closeHandler) {
@@ -1064,7 +1134,7 @@ const startWorker = async (workerId) => {
* @typedef WebSocketSession
* @property {any} socket
* @property {any} request
- * @property {Object.