newPrefs.save(function(err, res) {
if (err) {
Logger.error('could not update preference set for user %s', this.userId, err);
} else {
Logger.debug('successfully updated preference set for user %s', this.userId, res);
}
}.bind(this));
_.each(events, function(event) {
// If event doesn't have a start time, then give up :(
if (!event.start_time)
return [];
// Only check for similar events close in time to the current event.
let tolerableStartTime = new Date(event.start_time.getTime() - (60 * 60 * 24 * 7 * 1000));
let tolerableEndTime = new Date(event.start_time.getTime() + (60 * 60 * 24 * 7 * 1000));
// Get all the similar events to this event based on time and edit distance between title and description.
let similarEvents = _.filter(events, function(possibleSimilarEvent) {
if (possibleSimilarEvent.id == event.id)
return false;
// Make sure this event has a start time.
if (!possibleSimilarEvent.start_time)
return false;
// Check if this event's start time is within the tolerance.
if (possibleSimilarEvent.start_time.getTime() > tolerableEndTime.getTime() ||
possibleSimilarEvent.start_time.getTime() < tolerableStartTime.getTime()) {
return false;
}
let descriptionsMatch = possibleSimilarEvent.description && event.description &&
stringSimilarity.compareTwoStrings(possibleSimilarEvent.description, event.description) > 0.5;
return (
stringSimilarity.compareTwoStrings(possibleSimilarEvent.title, event.title) > 0.5 &&
descriptionsMatch
);
});
similarEvents = _.map(similarEvents, function(event) {
return event.id;
});
// If the similar events are different then the current similar events, update it.
if (!_.isEqual(similarEvents, event.similar_events)) {
if (similarEvents.length > 0) {
Logger.debug('Found similar events for event %s', event.id, similarEvents);
}
event.similar_events = similarEvents;
event.save(function(err, res) {
if (err) {
Logger.error('error occurred while saving similar events for event %s', event.id, err);
}
});
}
});
Events.before.remove(function(userId, doc) {
Logger.debug('Removing event %s', doc._id, {expires: doc.expires});
if (Raccoon) {
if (doc.likes && doc.likes.length > 0) {
_.each(doc.likes, function(userId) {
Raccoon.unliked(userId, doc._id);
});
}
if (doc.dislikes && doc.dislikes.length > 0) {
_.each(doc.dislikes, function(userId) {
Raccoon.undisliked(userId, doc._id);
});
}
}
});
Events.before.update(function(userId, doc, fieldNames, modifier, options) {
let now = new Date();
modifier.$set = modifier.$set || {};
modifier.$set.expires = new Date(now.getTime() + (3600000 * (Meteor.settings.hoursEventsExpiresIn || 24)));
Logger.debug('Updating event %s', doc._id);
});
Events.before.insert(function(userId, doc) {
let now = new Date();
doc.expires = new Date(now.getTime() + (3600000 * (Meteor.settings.hoursEventsExpiresIn || 24)));
Logger.debug('Inserting event %s', doc._id);
});