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https://github.com/NodeBB/NodeBB.git
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feat: #7743 categories
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Barış Soner Uşaklı
@@ -1,6 +1,5 @@
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'use strict';
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var async = require('async');
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var _ = require('lodash');
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var db = require('../database');
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@@ -10,123 +9,89 @@ var meta = require('../meta');
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var user = require('../user');
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module.exports = function (Categories) {
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Categories.getCategoryTopics = function (data, callback) {
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async.waterfall([
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function (next) {
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plugins.fireHook('filter:category.topics.prepare', data, next);
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},
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function (data, next) {
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Categories.getTopicIds(data, next);
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},
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function (tids, next) {
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topics.getTopicsByTids(tids, data.uid, next);
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},
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async.apply(user.blocks.filter, data.uid),
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function (topicsData, next) {
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if (!topicsData.length) {
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return next(null, { topics: [], uid: data.uid });
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}
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topics.calculateTopicIndices(topicsData, data.start);
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Categories.getCategoryTopics = async function (data) {
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let results = await plugins.fireHook('filter:category.topics.prepare', data);
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const tids = await Categories.getTopicIds(results);
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let topicsData = await topics.getTopicsByTids(tids, data.uid);
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topicsData = await user.blocks.filter(data.uid, topicsData);
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plugins.fireHook('filter:category.topics.get', { cid: data.cid, topics: topicsData, uid: data.uid }, next);
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},
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function (results, next) {
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next(null, { topics: results.topics, nextStart: data.stop + 1 });
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},
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], callback);
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if (!topicsData.length) {
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return { topics: [], uid: data.uid };
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}
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topics.calculateTopicIndices(topicsData, data.start);
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results = await plugins.fireHook('filter:category.topics.get', { cid: data.cid, topics: topicsData, uid: data.uid });
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return { topics: results.topics, nextStart: data.stop + 1 };
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};
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Categories.getTopicIds = function (data, callback) {
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var pinnedTids;
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Categories.getTopicIds = async function (data) {
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const dataForPinned = _.cloneDeep(data);
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dataForPinned.start = 0;
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dataForPinned.stop = -1;
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async.waterfall([
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function (next) {
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var dataForPinned = _.cloneDeep(data);
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dataForPinned.start = 0;
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dataForPinned.stop = -1;
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const [pinnedTids, set, direction] = await Promise.all([
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Categories.getPinnedTids(dataForPinned),
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Categories.buildTopicsSortedSet(data),
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Categories.getSortedSetRangeDirection(data.sort),
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]);
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async.parallel({
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pinnedTids: async.apply(Categories.getPinnedTids, dataForPinned),
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set: async.apply(Categories.buildTopicsSortedSet, data),
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direction: async.apply(Categories.getSortedSetRangeDirection, data.sort),
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}, next);
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},
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function (results, next) {
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var totalPinnedCount = results.pinnedTids.length;
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const totalPinnedCount = pinnedTids.length;
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const pinnedTidsOnPage = pinnedTids.slice(data.start, data.stop !== -1 ? data.stop + 1 : undefined);
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const pinnedCountOnPage = pinnedTidsOnPage.length;
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const topicsPerPage = data.stop - data.start + 1;
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const normalTidsToGet = Math.max(0, topicsPerPage - pinnedCountOnPage);
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pinnedTids = results.pinnedTids.slice(data.start, data.stop !== -1 ? data.stop + 1 : undefined);
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if (!normalTidsToGet && data.stop !== -1) {
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return pinnedTidsOnPage;
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}
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var pinnedCount = pinnedTids.length;
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if (plugins.hasListeners('filter:categories.getTopicIds')) {
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const result = await plugins.fireHook('filter:categories.getTopicIds', {
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tids: [],
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data: data,
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pinnedTids: pinnedTidsOnPage,
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allPinnedTids: pinnedTids,
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totalPinnedCount: totalPinnedCount,
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normalTidsToGet: normalTidsToGet,
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});
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return result && result.tids;
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}
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var topicsPerPage = data.stop - data.start + 1;
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let start = data.start;
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if (start > 0 && totalPinnedCount) {
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start -= totalPinnedCount - pinnedCountOnPage;
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}
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var normalTidsToGet = Math.max(0, topicsPerPage - pinnedCount);
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const stop = data.stop === -1 ? data.stop : start + normalTidsToGet - 1;
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let normalTids;
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const reverse = direction === 'highest-to-lowest';
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if (Array.isArray(set)) {
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const weights = set.map((s, index) => (index ? 0 : 1));
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normalTids = await db[reverse ? 'getSortedSetRevIntersect' : 'getSortedSetIntersect']({ sets: set, start: start, stop: stop, weights: weights });
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} else {
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normalTids = await db[reverse ? 'getSortedSetRevRange' : 'getSortedSetRange'](set, start, stop);
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}
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normalTids = normalTids.filter(tid => !pinnedTids.includes(tid));
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if (!normalTidsToGet && data.stop !== -1) {
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return next(null, []);
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}
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if (plugins.hasListeners('filter:categories.getTopicIds')) {
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return plugins.fireHook('filter:categories.getTopicIds', {
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tids: [],
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data: data,
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pinnedTids: pinnedTids,
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allPinnedTids: results.pinnedTids,
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totalPinnedCount: totalPinnedCount,
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normalTidsToGet: normalTidsToGet,
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}, function (err, data) {
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callback(err, data && data.tids);
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});
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}
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var set = results.set;
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var direction = results.direction;
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var start = data.start;
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if (start > 0 && totalPinnedCount) {
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start -= totalPinnedCount - pinnedCount;
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}
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var stop = data.stop === -1 ? data.stop : start + normalTidsToGet - 1;
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if (Array.isArray(set)) {
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const weights = set.map((s, index) => (index ? 0 : 1));
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db[direction === 'highest-to-lowest' ? 'getSortedSetRevIntersect' : 'getSortedSetIntersect']({ sets: set, start: start, stop: stop, weights: weights }, next);
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} else {
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db[direction === 'highest-to-lowest' ? 'getSortedSetRevRange' : 'getSortedSetRange'](set, start, stop, next);
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}
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},
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function (normalTids, next) {
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normalTids = normalTids.filter(tid => !pinnedTids.includes(tid));
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next(null, pinnedTids.concat(normalTids));
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},
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], callback);
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return pinnedTids.concat(normalTids);
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};
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Categories.getTopicCount = function (data, callback) {
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Categories.getTopicCount = async function (data) {
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if (plugins.hasListeners('filter:categories.getTopicCount')) {
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return plugins.fireHook('filter:categories.getTopicCount', {
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const result = await plugins.fireHook('filter:categories.getTopicCount', {
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topicCount: data.category.topic_count,
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data: data,
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}, function (err, data) {
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callback(err, data && data.topicCount);
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});
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return result && result.topicCount;
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}
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async.waterfall([
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function (next) {
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Categories.buildTopicsSortedSet(data, next);
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},
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function (set, next) {
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if (Array.isArray(set)) {
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db.sortedSetIntersectCard(set, next);
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} else {
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next(null, data.category.topic_count);
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}
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},
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], callback);
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const set = await Categories.buildTopicsSortedSet(data);
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if (Array.isArray(set)) {
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return await db.sortedSetIntersectCard(set);
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}
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return data.category.topic_count;
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};
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Categories.buildTopicsSortedSet = function (data, callback) {
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Categories.buildTopicsSortedSet = async function (data) {
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var cid = data.cid;
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var set = 'cid:' + cid + ':tids';
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var sort = data.sort || (data.settings && data.settings.categoryTopicSort) || meta.config.categoryTopicSort || 'newest_to_oldest';
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@@ -148,40 +113,37 @@ module.exports = function (Categories) {
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set = [set, 'tag:' + data.tag + ':topics'];
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}
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}
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plugins.fireHook('filter:categories.buildTopicsSortedSet', {
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const result = await plugins.fireHook('filter:categories.buildTopicsSortedSet', {
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set: set,
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data: data,
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}, function (err, data) {
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callback(err, data && data.set);
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});
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return result && result.set;
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};
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Categories.getSortedSetRangeDirection = function (sort, callback) {
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Categories.getSortedSetRangeDirection = async function (sort) {
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sort = sort || 'newest_to_oldest';
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var direction = sort === 'newest_to_oldest' || sort === 'most_posts' || sort === 'most_votes' ? 'highest-to-lowest' : 'lowest-to-highest';
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plugins.fireHook('filter:categories.getSortedSetRangeDirection', {
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const result = await plugins.fireHook('filter:categories.getSortedSetRangeDirection', {
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sort: sort,
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direction: direction,
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}, function (err, data) {
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callback(err, data && data.direction);
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});
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return result && result.direction;
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};
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Categories.getAllTopicIds = function (cid, start, stop, callback) {
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db.getSortedSetRange(['cid:' + cid + ':tids:pinned', 'cid:' + cid + ':tids'], start, stop, callback);
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Categories.getAllTopicIds = async function (cid, start, stop) {
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return await db.getSortedSetRange(['cid:' + cid + ':tids:pinned', 'cid:' + cid + ':tids'], start, stop);
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};
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Categories.getPinnedTids = function (data, callback) {
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Categories.getPinnedTids = async function (data) {
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if (plugins.hasListeners('filter:categories.getPinnedTids')) {
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return plugins.fireHook('filter:categories.getPinnedTids', {
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const result = await plugins.fireHook('filter:categories.getPinnedTids', {
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pinnedTids: [],
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data: data,
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}, function (err, data) {
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callback(err, data && data.pinnedTids);
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});
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return result && result.pinnedTids;
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}
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db.getSortedSetRevRange('cid:' + data.cid + ':tids:pinned', data.start, data.stop, callback);
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return await db.getSortedSetRevRange('cid:' + data.cid + ':tids:pinned', data.start, data.stop);
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};
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Categories.modifyTopicsByPrivilege = function (topics, privileges) {
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@@ -200,27 +162,18 @@ module.exports = function (Categories) {
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});
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};
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Categories.onNewPostMade = function (cid, pinned, postData, callback) {
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Categories.onNewPostMade = async function (cid, pinned, postData) {
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if (!cid || !postData) {
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return setImmediate(callback);
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return;
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}
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async.parallel([
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function (next) {
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db.sortedSetAdd('cid:' + cid + ':pids', postData.timestamp, postData.pid, next);
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},
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function (next) {
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db.incrObjectField('category:' + cid, 'post_count', next);
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},
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function (next) {
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if (pinned) {
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return setImmediate(next);
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}
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db.sortedSetIncrBy('cid:' + cid + ':tids:posts', 1, postData.tid, err => next(err));
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},
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function (next) {
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Categories.updateRecentTid(cid, postData.tid, next);
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},
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], callback);
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const promises = [
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db.sortedSetAdd('cid:' + cid + ':pids', postData.timestamp, postData.pid),
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db.incrObjectField('category:' + cid, 'post_count'),
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Categories.updateRecentTid(cid, postData.tid),
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];
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if (!pinned) {
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promises.push(db.sortedSetIncrBy('cid:' + cid + ':tids:posts', 1, postData.tid));
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}
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await Promise.all(promises);
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};
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};
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