Release v2.2.0
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const TASK = {
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key: 'recurring-data-source-refreshes',
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title: 'Recurring data source refreshes',
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category: 'data-source',
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trigger: 'scheduled recurring task definitions from the database',
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purpose: 'keep API sources and RSS feeds refreshed on their configured intervals.',
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taskType: 'data-source-refresh',
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intervalMs: null
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};
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const { normalizeIntervalMs } = require('../queue');
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const { refreshApiSource, refreshRssFeed } = require('../../data-source-refresh');
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function registerRecurringDataSourceRefreshes(options) {
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const pool = options && options.pool;
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const common = options && options.common;
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const backgroundTaskQueue = options && options.backgroundTaskQueue;
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if (!pool || !common || !backgroundTaskQueue) {
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throw new Error('registerRecurringDataSourceRefreshes requires the recurring refresh dependencies.');
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}
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return (async function () {
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const apiSourcesData = await common.fetchApiSourcesData(pool);
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(apiSourcesData.apiSources || []).forEach(function (apiSource) {
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backgroundTaskQueue.registerRecurringTask({
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key: 'api-source-refresh:' + Number(apiSource.id),
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title: 'API source refresh',
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category: TASK.category,
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intervalMs: normalizeIntervalMs(apiSource.update_interval_value, apiSource.update_interval_unit),
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metadata: {
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sourceType: 'api-source',
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sourceId: Number(apiSource.id),
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sourceName: apiSource.name
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},
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run: function () {
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return refreshApiSource(pool, common, apiSource, null);
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}
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});
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});
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const rssFeedsData = await common.fetchRssFeedsData(pool);
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(rssFeedsData.rssFeeds || []).forEach(function (rssFeed) {
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backgroundTaskQueue.registerRecurringTask({
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key: 'rss-feed-refresh:' + Number(rssFeed.id),
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title: 'RSS feed refresh',
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category: TASK.category,
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intervalMs: normalizeIntervalMs(rssFeed.update_interval_value, rssFeed.update_interval_unit),
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metadata: {
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sourceType: 'rss-feed',
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sourceId: Number(rssFeed.id),
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sourceName: rssFeed.name
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},
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run: function () {
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return refreshRssFeed(pool, common, rssFeed.id, rssFeed.feed_url, rssFeed.item_limit, null);
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}
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});
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});
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})();
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}
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function createDataSourceTaskService(options) {
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const pool = options && options.pool;
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const common = options && options.common;
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const backgroundTaskQueue = options && options.backgroundTaskQueue;
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if (!pool || !common || !backgroundTaskQueue) {
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throw new Error('createDataSourceTaskService requires the data source task dependencies.');
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}
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function formatRecurringKey(sourceType, id) {
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return sourceType + '-refresh:' + Number(id);
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}
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function buildRecurringTitle(sourceType) {
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return sourceType === 'rss-feed' ? 'RSS feed refresh' : 'API source refresh';
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}
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function registerRecurringRefresh(sourceType, id, name, intervalValue, intervalUnit, run) {
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backgroundTaskQueue.registerRecurringTask({
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key: formatRecurringKey(sourceType, id),
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title: buildRecurringTitle(sourceType),
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category: 'data-source',
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intervalMs: normalizeIntervalMs(intervalValue, intervalUnit),
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metadata: {
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sourceType: sourceType,
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sourceId: Number(id),
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sourceName: name
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},
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run: run
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});
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}
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function removeRecurringRefresh(sourceType, id) {
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backgroundTaskQueue.removeRecurringTask(formatRecurringKey(sourceType, id));
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}
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async function getTaskStatusById(taskId) {
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if (!backgroundTaskQueue || typeof backgroundTaskQueue.getTaskById !== 'function') {
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return null;
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}
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const task = await backgroundTaskQueue.getTaskById(taskId);
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if (!task) {
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return null;
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}
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return {
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id: task.id,
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key: task.key,
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status: task.status,
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finishedAt: task.finishedAt || '',
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errorMessage: task.errorMessage || ''
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};
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}
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async function refreshApiSourceInBackground(apiSourceId, actorId) {
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return refreshApiSource(pool, common, apiSourceId, actorId);
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}
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async function refreshRssFeedInBackground(rssFeedId, feedUrl, itemLimit, actorId) {
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return refreshRssFeed(pool, common, rssFeedId, feedUrl, itemLimit, actorId);
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}
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return {
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formatRecurringKey: formatRecurringKey,
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buildRecurringTitle: buildRecurringTitle,
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registerRecurringRefresh: registerRecurringRefresh,
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removeRecurringRefresh: removeRecurringRefresh,
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getTaskStatusById: getTaskStatusById,
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refreshApiSourceInBackground: refreshApiSourceInBackground,
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refreshRssFeedInBackground: refreshRssFeedInBackground
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};
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}
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module.exports = {
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registerRecurringDataSourceRefreshes: registerRecurringDataSourceRefreshes,
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createDataSourceTaskService: createDataSourceTaskService
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};
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