Merge remote-tracking branch 'origin/master' into develop
Julian Lam
9 years ago
commit
3861b2dd80
@ -0,0 +1,136 @@
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'use strict';
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var async = require('async');
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var S = require('string');
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var db = require('../database');
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var user = require('../user');
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var utils = require('../../public/src/utils');
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module.exports = function (Messaging) {
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Messaging.getMessageField = function (mid, field, callback) {
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Messaging.getMessageFields(mid, [field], function (err, fields) {
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callback(err, fields ? fields[field] : null);
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});
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};
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Messaging.getMessageFields = function (mid, fields, callback) {
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db.getObjectFields('message:' + mid, fields, callback);
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};
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Messaging.setMessageField = function (mid, field, content, callback) {
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db.setObjectField('message:' + mid, field, content, callback);
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};
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Messaging.setMessageFields = function (mid, data, callback) {
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db.setObject('message:' + mid, data, callback);
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};
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Messaging.getMessagesData = function (mids, uid, roomId, isNew, callback) {
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var messages;
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async.waterfall([
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function (next) {
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var keys = mids.map(function (mid) {
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return 'message:' + mid;
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});
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db.getObjects(keys, next);
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},
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function (_messages, next) {
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messages = _messages.map(function (msg, idx) {
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if (msg) {
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msg.messageId = parseInt(mids[idx], 10);
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}
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return msg;
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}).filter(Boolean);
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var uids = messages.map(function (msg) {
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return msg && msg.fromuid;
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});
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user.getUsersFields(uids, ['uid', 'username', 'userslug', 'picture', 'status'], next);
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},
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function (users, next) {
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messages.forEach(function (message, index) {
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message.fromUser = users[index];
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var self = parseInt(message.fromuid, 10) === parseInt(uid, 10);
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message.self = self ? 1 : 0;
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message.timestampISO = utils.toISOString(message.timestamp);
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message.newSet = false;
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message.roomId = String(message.roomId || roomId);
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if (message.hasOwnProperty('edited')) {
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message.editedISO = new Date(parseInt(message.edited, 10)).toISOString();
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}
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});
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async.map(messages, function (message, next) {
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Messaging.parse(message.content, message.fromuid, uid, roomId, isNew, function (err, result) {
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if (err) {
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return next(err);
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}
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message.content = result;
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message.cleanedContent = S(result).stripTags().decodeHTMLEntities().s;
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next(null, message);
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});
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}, next);
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},
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function (messages, next) {
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if (messages.length > 1) {
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// Add a spacer in between messages with time gaps between them
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messages = messages.map(function (message, index) {
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// Compare timestamps with the previous message, and check if a spacer needs to be added
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if (index > 0 && parseInt(message.timestamp, 10) > parseInt(messages[index - 1].timestamp, 10) + (1000 * 60 * 5)) {
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// If it's been 5 minutes, this is a new set of messages
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message.newSet = true;
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} else if (index > 0 && message.fromuid !== messages[index - 1].fromuid) {
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// If the previous message was from the other person, this is also a new set
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message.newSet = true;
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}
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return message;
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});
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next(undefined, messages);
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} else if (messages.length === 1) {
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// For single messages, we don't know the context, so look up the previous message and compare
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var key = 'uid:' + uid + ':chat:room:' + roomId + ':mids';
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async.waterfall([
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async.apply(db.sortedSetRank, key, messages[0].messageId),
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function (index, next) {
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// Continue only if this isn't the first message in sorted set
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if (index > 0) {
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db.getSortedSetRange(key, index - 1, index - 1, next);
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} else {
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messages[0].newSet = true;
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return next(undefined, messages);
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}
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},
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function (mid, next) {
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Messaging.getMessageFields(mid, ['fromuid', 'timestamp'], next);
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}
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], function (err, fields) {
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if (err) {
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return next(err);
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}
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if (
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(parseInt(messages[0].timestamp, 10) > parseInt(fields.timestamp, 10) + (1000 * 60 * 5)) ||
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(parseInt(messages[0].fromuid, 10) !== parseInt(fields.fromuid, 10))
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) {
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// If it's been 5 minutes, this is a new set of messages
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messages[0].newSet = true;
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}
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next(undefined, messages);
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});
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} else {
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next(null, []);
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}
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}
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], callback);
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};
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};
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