-
Notifications
You must be signed in to change notification settings - Fork 4.1k
/
insertAnalyticsLevelCompletions.js
267 lines (232 loc) · 9.88 KB
/
insertAnalyticsLevelCompletions.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
// Insert per-day level completion counts into analytics.perdays collection
// Usage:
// mongo <address>:<port>/<database> <script file> -u <username> -p <password>
// Completion rates (funnels) are calculated like Mixpanel
// For a given date range, start count is the number of first steps (e.g. started a level)
// Finish count for the same start date is how many unique users finished the remaining steps in the following ~30 days
// https://mixpanel.com/help/questions/articles/how-are-funnels-calculated
try {
logDB = new Mongo("localhost").getDB("analytics")
auth = JSON.parse(cat('./analyticsAuth.json'))
logDB.auth(auth);
var scriptStartTime = new Date();
var StringCache = function() {
this.lookup = {};
this.strings = [];
}
StringCache.prototype.get = function(index) {
return this.strings[parseInt(index)];
}
StringCache.prototype.set = function(str) {
if (!this.lookup.hasOwnProperty(str)) {
this.lookup[str] = this.strings.length;
this.strings.push(str);
}
return this.lookup[str];
}
var dayCache = new StringCache();
var eventCache = new StringCache();
var levelCache = new StringCache();
var userCache = new StringCache();
// TODO: convert to StringCache?
var analyticsStringCache = {};
// This needs to be enough days to encompass the start and finish events for most levels
var numDays = 20;
var levelCompletionFunnel = ['Started Level', 'Saw Victory'];
var today = new Date().toISOString().substr(0, 10);
log("Today is " + today);
log("numDays " + numDays);
var campaignLevelSlugs = getCampaignLevelSlugs();
log("Getting level completion data...");
var levelCompletionData = getLevelFunnelData(numDays, levelCompletionFunnel, campaignLevelSlugs);
log("Inserting aggregated level completion data...");
for (var level in levelCompletionData) {
for (var day in levelCompletionData[level]) {
if (today === dayCache.get(day)) continue; // Never save data for today because it's incomplete
for (var event in levelCompletionData[level][day]) {
// print(numDays, eventCache.get(event), levelCache.get(level), dayCache.get(day), levelCompletionData[level][day][event]);
insertLevelEventCount(numDays, eventCache.get(event), levelCache.get(level), dayCache.get(day), levelCompletionData[level][day][event]);
}
}
}
log("Script runtime: " + (new Date().getTime() - scriptStartTime.getTime()));
}
catch(err) {
log("ERROR: " + err);
printjson(err);
}
function getLevelFunnelData(numDays, eventFunnel, campaignLevelSlugs) {
// Faster to request analytics db data in batches of days
var dayIncrement = 3;
var startDate = new Date();
startDate.setUTCDate(startDate.getUTCDate() - numDays);
var startDay = startDate.toISOString().substr(0, 10);
var endDate = new Date();
endDate.setUTCDate(endDate.getUTCDate() - numDays + dayIncrement);
var endDay = endDate.toISOString().substr(0, 10);
log("Start day is " + startDay);
// Map ordering: level, user, event, day
var userDataMap = {};
while (startDay < today) {
// log(startDay + " " + endDay);
var startObj = objectIdWithTimestamp(ISODate(startDay + "T00:00:00.000Z"));
var endObj = objectIdWithTimestamp(ISODate(endDay + "T00:00:00.000Z"));
for (var i = 0; i < eventFunnel.length; i++) {
var queryParams = {$and: [{_id: {$gte: startObj}}, {_id: {$lt: endObj}}, {"event": eventFunnel[i]}, {'properties.levelID': {$in: campaignLevelSlugs}}]};
var selectParams = {event: 1, 'properties.levelID': 1, user: 1};
var cursor = logDB.log.find(queryParams, selectParams);
while (cursor.hasNext()) {
var doc = cursor.next();
if (!doc.properties || !doc.properties.levelID) continue;
var created = doc._id.getTimestamp().toISOString();
var dayStr = created.substring(0, 10);
var day = dayCache.set(dayStr);
var event = eventCache.set(doc.event);
var level = levelCache.set(doc.properties.levelID);
var user = userCache.set(doc.user);
if (!userDataMap[level]) userDataMap[level] = {};
if (!userDataMap[level][user]) userDataMap[level][user] = {};
if (!userDataMap[level][user][event] || dayCache.get(userDataMap[level][user][event]).localeCompare(dayStr) > 0) {
userDataMap[level][user][event] = day;
}
}
}
startDate.setUTCDate(startDate.getUTCDate() + dayIncrement);
startDay = startDate.toISOString().substr(0, 10);
endDate.setUTCDate(endDate.getUTCDate() + dayIncrement);
endDay = endDate.toISOString().substr(0, 10);
}
// Data: level, day, event
var levelFunnelData = {};
for (var level in userDataMap) {
for (var user in userDataMap[level]) {
// Find first event date
var funnelStartDay = null;
for (var event in userDataMap[level][user]) {
var day = userDataMap[level][user][event];
if (!levelFunnelData[level]) levelFunnelData[level] = {};
if (!levelFunnelData[level][day]) levelFunnelData[level][day] = {};
if (!levelFunnelData[level][day][event]) levelFunnelData[level][day][event] = 0;
if (eventFunnel[0] === eventCache.get(event)) {
// First event gets attributed to current date
levelFunnelData[level][day][event]++;
funnelStartDay = day;
break;
}
}
if (funnelStartDay) {
// Add remaining funnel steps/events to first step's date
for (var event in userDataMap[level][user]) {
if (!levelFunnelData[level][funnelStartDay][event]) levelFunnelData[level][funnelStartDay][event] = 0;
if (eventFunnel[0] !== eventCache.get(event)) levelFunnelData[level][funnelStartDay][event]++;
}
// Zero remaining funnel events
for (var i = 1; i < eventFunnel.length; i++) {
var event = eventCache.set(eventFunnel[i]);
if (!levelFunnelData[level][funnelStartDay][event]) levelFunnelData[level][funnelStartDay][event] = 0;
}
}
// Else no start event in this date range
}
}
return levelFunnelData;
}
// *** Helper functions ***
function slugify(text)
// https://gist.github.com/mathewbyrne/1280286
{
return text.toString().toLowerCase()
.replace(/\s+/g, '-') // Replace spaces with -
.replace(/[^\w\-]+/g, '') // Remove all non-word chars
.replace(/\-\-+/g, '-') // Replace multiple - with single -
.replace(/^-+/, '') // Trim - from start of text
.replace(/-+$/, ''); // Trim - from end of text
}
function log(str) {
print(new Date().toISOString() + " " + str);
}
function objectIdWithTimestamp(timestamp) {
// Convert string date to Date object (otherwise assume timestamp is a date)
if (typeof(timestamp) == 'string') timestamp = new Date(timestamp);
// Convert date object to hex seconds since Unix epoch
var hexSeconds = Math.floor(timestamp/1000).toString(16);
// Create an ObjectId with that hex timestamp
var constructedObjectId = ObjectId(hexSeconds + "0000000000000000");
return constructedObjectId
}
function getAnalyticsString(str) {
if (analyticsStringCache[str]) return analyticsStringCache[str];
// Find existing string
var doc = db['analytics.strings'].findOne({v: str});
if (doc) {
analyticsStringCache[str] = doc._id;
return analyticsStringCache[str];
}
// Insert string
// http://docs.mongodb.org/manual/tutorial/create-an-auto-incrementing-field/#auto-increment-optimistic-loop
doc = {v: str};
while (true) {
var cursor = db['analytics.strings'].find({}, {_id: 1}).sort({_id: -1}).limit(1);
var seq = cursor.hasNext() ? cursor.next()._id + 1 : 1;
doc._id = seq;
var results = db['analytics.strings'].insert(doc);
if (results.hasWriteError()) {
if ( results.writeError.code == 11000 /* dup key */ ) continue;
else throw new Error("ERROR: Unexpected error inserting data: " + tojson(results));
}
break;
}
// Find new string entry
doc = db['analytics.strings'].findOne({v: str});
if (doc) {
analyticsStringCache[str] = doc._id;
return analyticsStringCache[str];
}
throw new Error("ERROR: Did not find analytics.strings insert for: " + str);
}
function insertLevelEventCount(numDays, event, level, day, count) {
// analytics.perdays schema in server/analytics/AnalyticsPeryDay.coffee
day = day.replace(/-/g, '');
var eventID = getAnalyticsString(event);
var levelID = getAnalyticsString(level);
var filterID = getAnalyticsString('all');
var startDate = new Date();
startDate.setUTCDate(startDate.getUTCDate() - numDays);
var startDay = startDate.toISOString().substr(0, 10);
var startObj = objectIdWithTimestamp(new Date(startDay + "T00:00:00.000Z"));
var queryParams = {$and: [{d: day}, {e: eventID}, {l: levelID}, {f: filterID}]};
var doc = db['analytics.perdays'].findOne(queryParams);
if (doc && doc.c === count) return;
if (doc && doc.c !== count) {
// Update existing count, assume new one is more accurate
// log("Updating count in db for " + day + " " + event + " " + level + " " + doc.c + " => " + count);
var results = db['analytics.perdays'].update(queryParams, {$set: {c: count}});
if (results.nMatched !== 1 && results.nModified !== 1) {
log("ERROR: update event count failed");
printjson(results);
}
}
else {
var insertDoc = {d: day, e: eventID, l: levelID, f: filterID, c: count};
var results = db['analytics.perdays'].insert(insertDoc);
if (results.nInserted !== 1) {
log("ERROR: insert event failed");
printjson(results);
printjson(insertDoc);
}
// else {
// log("Added " + day + " " + event + " " + count + " " + level);
// }
}
}
function getCampaignLevelSlugs() {
var campaignLevelSlugMap = {};
var cursor = db.campaigns.find({}, {levels: 1});
while (cursor.hasNext()) {
var doc = cursor.next();
for (var levelID in doc.levels) {
campaignLevelSlugMap[doc.levels[levelID].slug] = true;
}
}
return Object.keys(campaignLevelSlugMap);
}