| 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 | 1x
1x
12x
6x
6x
6x
6x
6x
6x
5x
5x
5x
5x
5x
25x
25x
25x
24x
1x
1x
1x
1x
1x
2x
1x
2x
1x
| import 'regenerator-runtime/runtime';
import Random from 'meteor-random';
/** Class implementing the Apollo Passport DBDriver interface */
class MongoDbDriver {
/**
* Returns a DBDriver instance (for use by Apollo Passport). Parameters are
* driver-specific and should be clearly specificied in the README.
* This documents the RethinkDBDash DBDriver specifically, although some
* *options* are relevant for all drivers.
*
* @param {db} mongo instance, e.g. MongoClient.connect(url, function(err, db) { ... db });
*
* @param {string} options.userTableName default: 'users'
* @param {string} options.configTableName default: 'apolloPassportConfig'
* @param {string} options.dbName default: current database
*/
constructor(db, options = {}) {
this.db = db;
this.userTableName = options.userTableName || 'users';
this.configTableName = options.configTableName || 'apolloPassportConfig';
this.dbName = options.dbName;
this.readySubs = [];
// don't await the init, run async
if (options.init !== false)
this._init();
}
/**
* Internal method, documented for benefit of driver authors. Most important
* is to call fetchConfig() (XXX unfinished), but may also assert that all
* tables exist, and run ready callbacks.
*/
async _init() {
this.users = this.db.collection(this.userTableName);
this.config = this.db.collection(this.configTableName);
this.initted = true;
while(this.readySubs.length)
this.readySubs.shift().call();
}
/**
* Internal method, documented for benefit of driver authors. An awaitable
* promise that returns if the driver is ready (or when it becomes ready).
*/
_ready() {
return new Promise((resolve) => {
if (this.initted)
resolve();
else
this.readySubs.push(resolve);
});
}
//////////////////
// CONFIG TABLE //
//////////////////
/**
* Retrieves _all_ configuration from the database.
* @return {object} A nested dictionary arranged by type, i.e.
*
* ```js
* {
* service: { // type
* facebook: { // id
* ...data // value (de-JSONified if from non-document DB)
* }
* }
* }
* ```
*/
async fetchConfig() {
await this._ready();
const results = await this.config.find().toArray();
const out = {};
results.forEach(row => {
Eif (!out[row.type])
out[row.type] = {};
out[row.type][row._id] = row;
});
return out;
}
/**
* Creates or updates the key with the given value.
* NoSQL databases can store the destructured value as part of the record.
* Fixed-schema databases should JSON-encode the 'value' column.
*
* @param {string} type - e.g. "service"
* @param {string} id - e.g. "facebook"
* @param {object} value - e.g. { id: 1, ...profile }
*/
async setConfigKey(type, _id, value) {
await this._ready();
await this.config.insertOne({ type, _id, ...value });
}
///////////
// USERS //
///////////
/**
* Given a user record, save it to the database, and return its given id.
* NoSQL databases should store the entire object, schema-based databases
* should honor the 'emails' and 'services' keys and store as necessary
* in another table.
*
* @param {object} user
*
* {
* emails: [ { address: "me@me.com" } ],
* services: [ { facebook: { id: 1, ...profile } } ]
* ...anyOtherDataForUserRecordAtCreationTimeFromAppHooks
* }
*
* @return {string} the id of the inserted user record
*/
async createUser(user) {
await this._ready();
if (!user._id) {
user._id = Random.id();
}
let id = user._id;
await this.users.insertOne(user);
return id;
}
/**
* Fetches a user record by id. Schema-based databases should merge
* appropriate user-data from e.g. `user_emails` and `user_services`.
*
* @param {string} id - the user record's id
*
* @return {object} user object in the same format expected by
* {@link RethinkDBDashDriver#createUser}, or *null* if none found.
*/
async fetchUserById(userId) {
await this._ready();
return this.users.findOne({_id: userId});
}
/**
* Given a single "email" param, returns the matching user record if one
* exists, or null, otherwise.
*
* @param {string} email - the email address to search for, e.g. "me@me.com"
*
* @return {object} user object in the same format expected by
* {@link RethinkDBDashDriver#createUser}, or *null* if none found.
*/
async fetchUserByEmail(email) {
await this._ready();
const results = await this.users.findOne({ 'emails.address': email});
return results || null;
}
/**
* Returns a user who has *either* a matching email address or matching
* service record, or null, otherwise.
*
* @param {string} service - name of the service, e.g. "facebook"
* @param {string} id - id of the service record, e.g. "152356242"
* @param {string} email - the email address to search for, e.g. "me@me.com"
*
* @return {object} user object in the same format expected by
* {@link RethinkDBDashDriver#createUser}, or *null* if none found
*/
async fetchUserByServiceIdOrEmail(service, id, email) {
await this._ready();
const results = await this.users.findOne({ $or: [{ ['services.' + service + '.id']: id }, {'emails.address': email}]});
return results || null;
}
/**
* Given a userId, ensures the user record contains the given email
* address, and updates it with optional data.
*
* @param {string} userId - the id of the user to assert
* @param {string} email - the email address to ensure exists
* @param {object} data - optional, e.g. { type: 'work', verified: true }
*/
async assertUserEmailData(userId, email, data) {
await this._ready();
const user = await this.users.findOne({_id: userId});
const userEmail = user.emails.find((e) => e.address === email);
if (!userEmail) {
const emailData = { address: email, ...data};
await this.users.updateOne({_id: userId }, { $push: { 'emails': emailData }});
}
if (data) {
const idx = user.emails.indexOf(userEmail);
const emailData = { ...userEmail, ...data };
await this.users.updateOne({_id: userId }, { $set: { ['emails.' + idx]: emailData}});
}
}
/**
* Given a userId, ensure the user record contains the given service
* record, and updates it with the given data.
*
* @param {string} userId - the id of the user to assert
* @param {string} service - the name of the service, e.g. "facebook"
* @param {object} data - e.g. { id: "4321", displayName: "John Sheppard" }
*/
async assertUserServiceData(userId, service, data) {
await this._ready();
await this.users.updateOne({ _id: userId }, { $set: { services: { [service]: { ...data } } } });
}
// Not sure if we need this anymore, since fetch*() functions return
// normalized data. But let's see.
mapUserToServiceData(user, service) {
return user && user.services && user.services[service];
}
}
export default MongoDbDriver;
|