forked from nodeSolidServer/node-solid-server
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathsolid-host.js
More file actions
119 lines (108 loc) · 3.16 KB
/
solid-host.js
File metadata and controls
119 lines (108 loc) · 3.16 KB
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
'use strict'
const url = require('url')
const defaults = require('../../config/defaults')
/**
* Represents the URI that a Solid server is installed on, and manages user
* account URI creation.
*
* @class SolidHost
*/
class SolidHost {
/**
* @constructor
* @param [options={}]
* @param [options.port] {number}
* @param [options.serverUri] {string} Fully qualified URI that this Solid
* server is listening on, e.g. `https://databox.me`
*/
constructor (options = {}) {
this.port = options.port || defaults.port
this.serverUri = options.serverUri || defaults.serverUri
this.parsedUri = url.parse(this.serverUri)
this.host = this.parsedUri.host
this.hostname = this.parsedUri.hostname
}
/**
* Factory method, returns an instance of `SolidHost`.
*
* @param [options={}] {Object} See `constructor()` docstring.
*
* @return {SolidHost}
*/
static from (options = {}) {
return new SolidHost(options)
}
/**
* Composes and returns an account URI for a given username, in multi-user mode.
* Usage:
*
* ```
* // host.serverUri === 'https://example.com'
*
* host.accountUriFor('alice') // -> 'https://alice.example.com'
* ```
*
* @param accountName {string}
*
* @throws {TypeError} If no accountName given, or if serverUri not initialized
* @return {string}
*/
accountUriFor (accountName) {
if (!accountName) {
throw TypeError('Cannot construct uri for blank account name')
}
if (!this.parsedUri) {
throw TypeError('Cannot construct account, host not initialized with serverUri')
}
return this.parsedUri.protocol + '//' + accountName + '.' + this.host
}
/**
* Determines whether the given user is allowed to restore a session
* from the given origin.
*
* @param userId {?string}
* @param origin {?string}
* @return {boolean}
*/
allowsSessionFor (userId, origin) {
// Allow no user or an empty origin
if (!userId || !origin) return true
// Allow the server and subdomains
const originHost = getHostName(origin)
const serverHost = getHostName(this.serverUri)
if (originHost === serverHost) return true
if (originHost.endsWith('.' + serverHost)) return true
// Allow the user's own domain
const userHost = getHostName(userId)
if (originHost === userHost) return true
return false
}
/**
* Returns the /authorize endpoint URL object (used in login requests, etc).
*
* @return {URL}
*/
get authEndpoint () {
let authUrl = url.resolve(this.serverUri, '/authorize')
return url.parse(authUrl)
}
/**
* Returns a cookie domain, based on the current host's serverUri.
*
* @return {string|null}
*/
get cookieDomain () {
let cookieDomain = null
if (this.hostname.split('.').length > 1) {
// For single-level domains like 'localhost', do not set the cookie domain
// See section on 'domain' attribute at https://curl.haxx.se/rfc/cookie_spec.html
cookieDomain = '.' + this.hostname
}
return cookieDomain
}
}
function getHostName (url) {
const match = url.match(/^\w+:\/*([^/]+)/)
return match ? match[1] : ''
}
module.exports = SolidHost