You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
nodebb/src/topics/unread.js

340 lines
8.5 KiB
JavaScript

'use strict';
var async = require('async');
var winston = require('winston');
var db = require('../database');
var user = require('../user');
var notifications = require('../notifications');
var categories = require('../categories');
var privileges = require('../privileges');
var meta = require('../meta');
var utils = require('../../public/src/utils');
module.exports = function(Topics) {
Topics.getTotalUnread = function(uid, filter, callback) {
if (!callback) {
callback = filter;
filter = '';
}
Topics.getUnreadTids(0, uid, 0, 99, filter, function(err, tids) {
callback(err, tids ? tids.length : 0);
});
};
Topics.getUnreadTopics = function(cid, uid, start, stop, filter, callback) {
if (!callback) {
callback = filter;
filter = '';
}
var unreadTopics = {
showSelect: true,
nextStart : 0,
topics: []
};
async.waterfall([
function(next) {
Topics.getUnreadTids(cid, uid, start, stop, filter, next);
},
function(tids, next) {
if (!tids.length) {
return next(null, []);
}
Topics.getTopicsByTids(tids, uid, next);
},
function(topicData, next) {
if (!Array.isArray(topicData) || !topicData.length) {
return next(null, unreadTopics);
}
unreadTopics.topics = topicData;
unreadTopics.nextStart = stop + 1;
next(null, unreadTopics);
}
], callback);
};
Topics.unreadCutoff = function() {
return Date.now() - (parseInt(meta.config.unreadCutoff, 10) || 2) * 86400000;
};
Topics.getUnreadTids = function(cid, uid, start, stop, filter, callback) {
if (!callback) {
callback = filter;
filter = '';
}
uid = parseInt(uid, 10);
if (uid === 0) {
return callback(null, []);
}
var cutoff = Topics.unreadCutoff();
async.parallel({
ignoredCids: function(next) {
user.getIgnoredCategories(uid, next);
},
recentTids: function(next) {
db.getSortedSetRevRangeByScoreWithScores('topics:recent', 0, -1, '+inf', cutoff, next);
},
userScores: function(next) {
db.getSortedSetRevRangeByScoreWithScores('uid:' + uid + ':tids_read', 0, -1, '+inf', cutoff, next);
},
tids_unread: function(next) {
db.getSortedSetRevRangeWithScores('uid:' + uid + ':tids_unread', 0, -1, next);
}
}, function(err, results) {
if (err) {
return callback(err);
}
if (results.recentTids && !results.recentTids.length && !results.tids_unread.length) {
return callback(null, []);
}
var userRead = {};
results.userScores.forEach(function(userItem) {
userRead[userItem.value] = userItem.score;
});
results.recentTids = results.recentTids.concat(results.tids_unread);
results.recentTids.sort(function(a, b) {
return b.score - a.score;
});
var tids = results.recentTids.filter(function(recentTopic) {
switch (filter) {
default:
return !userRead[recentTopic.value] || recentTopic.score > userRead[recentTopic.value];
case 'new':
return !userRead[recentTopic.value];
}
}).map(function(topic) {
return topic.value;
}).filter(function(tid, index, array) {
return array.indexOf(tid) === index;
});
tids = tids.slice(0, 100);
filterTopics(uid, tids, cid, results.ignoredCids, function(err, tids) {
if (err) {
return callback(err);
}
if (stop === -1) {
tids = tids.slice(start);
} else {
tids = tids.slice(start, stop + 1);
}
callback(null, tids);
});
});
};
function filterTopics(uid, tids, cid, ignoredCids, callback) {
if (!Array.isArray(ignoredCids) || !tids.length) {
return callback(null, tids);
}
async.waterfall([
function(next) {
privileges.topics.filterTids('read', tids, uid, next);
},
function(tids, next) {
Topics.getTopicsFields(tids, ['tid', 'cid'], next);
},
function(topics, next) {
tids = topics.filter(function(topic) {
return topic && topic.cid && ignoredCids.indexOf(topic.cid.toString()) === -1 && (!cid || parseInt(cid, 10) === parseInt(topic.cid, 10));
}).map(function(topic) {
return topic.tid;
});
next(null, tids);
}
], callback);
}
Topics.pushUnreadCount = function(uid, callback) {
callback = callback || function() {};
if (!uid || parseInt(uid, 10) === 0) {
return callback();
}
Topics.getTotalUnread(uid, function(err, count) {
if (err) {
return callback(err);
}
require('../socket.io').in('uid_' + uid).emit('event:unread.updateCount', count);
callback();
});
};
Topics.markAsUnreadForAll = function(tid, callback) {
Topics.markCategoryUnreadForAll(tid, callback);
};
Topics.markAsRead = function(tids, uid, callback) {
callback = callback || function() {};
if (!Array.isArray(tids) || !tids.length) {
return callback();
}
tids = tids.filter(function(tid, index, array) {
return tid && utils.isNumber(tid) && array.indexOf(tid) === index;
});
if (!tids.length) {
return callback(null, false);
}
async.waterfall([
function (next) {
async.parallel({
topicScores: async.apply(db.sortedSetScores, 'topics:recent', tids),
userScores: async.apply(db.sortedSetScores, 'uid:' + uid + ':tids_read', tids)
}, next);
},
function (results, next) {
tids = tids.filter(function(tid, index) {
return results.topicScores[index] && (!results.userScores[index] || results.userScores[index] < results.topicScores[index]);
});
if (!tids.length) {
return callback(null, false);
}
var now = Date.now();
var scores = tids.map(function() {
return now;
});
async.parallel({
markRead: async.apply(db.sortedSetAdd, 'uid:' + uid + ':tids_read', scores, tids),
markUnread: async.apply(db.sortedSetRemove, 'uid:' + uid + ':tids_unread', tids),
topicData: async.apply( Topics.getTopicsFields, tids, ['cid'])
}, next);
},
function (results, next) {
var cids = results.topicData.map(function(topic) {
return topic && topic.cid;
}).filter(function(topic, index, array) {
return topic && array.indexOf(topic) === index;
});
categories.markAsRead(cids, uid, next);
},
function (next) {
next(null, true);
}
], callback);
};
Topics.markAllRead = function(uid, callback) {
async.waterfall([
function (next) {
db.getSortedSetRevRangeByScore('topics:recent', 0, -1, '+inf', Topics.unreadCutoff(), next);
},
function (tids, next) {
for (var i=0; i<tids.length; ++i) {
Topics.markTopicNotificationsRead(tids[i], uid);
}
Topics.markAsRead(tids, uid, next);
},
function (markedRead, next) {
db.delete('uid:' + uid + ':tids_unread', next);
}
], callback);
};
Topics.markTopicNotificationsRead = function(tid, uid) {
if (!tid) {
return;
}
user.notifications.getUnreadByField(uid, 'tid', tid, function(err, nids) {
if (err) {
return winston.error(err.stack);
}
notifications.markReadMultiple(nids, uid, function() {
user.notifications.pushCount(uid);
});
});
};
Topics.markCategoryUnreadForAll = function(tid, callback) {
Topics.getTopicField(tid, 'cid', function(err, cid) {
if(err) {
return callback(err);
}
categories.markAsUnreadForAll(cid, callback);
});
};
Topics.hasReadTopics = function(tids, uid, callback) {
if (!parseInt(uid, 10)) {
return callback(null, tids.map(function() {
return false;
}));
}
async.parallel({
recentScores: function(next) {
db.sortedSetScores('topics:recent', tids, next);
},
userScores: function(next) {
db.sortedSetScores('uid:' + uid + ':tids_read', tids, next);
},
tids_unread: function (next) {
db.sortedSetScores('uid:' + uid + ':tids_unread', tids, next);
}
}, function(err, results) {
if (err) {
return callback(err);
}
var cutoff = Topics.unreadCutoff();
var result = tids.map(function(tid, index) {
return !results.tids_unread[index] &&
(results.recentScores[index] < cutoff ||
!!(results.userScores[index] && results.userScores[index] >= results.recentScores[index]));
});
callback(null, result);
});
};
Topics.hasReadTopic = function(tid, uid, callback) {
Topics.hasReadTopics([tid], uid, function(err, hasRead) {
callback(err, Array.isArray(hasRead) && hasRead.length ? hasRead[0] : false);
});
};
Topics.markUnread = function(tid, uid, callback) {
async.waterfall([
function (next) {
Topics.exists(tid, next);
},
function (exists, next) {
if (!exists) {
return next(new Error('[[error:no-topic]]'));
}
db.sortedSetRemove('uid:' + uid + ':tids_read', tid, next);
},
function (next) {
db.sortedSetAdd('uid:' + uid + ':tids_unread', Date.now(), tid, next);
}
], callback);
};
};