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
|
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
const { XPCOMUtils } = ChromeUtils.import(
"resource://gre/modules/XPCOMUtils.jsm"
);
const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
XPCOMUtils.defineLazyServiceGetter(
this,
"serviceWorkerManager",
"@mozilla.org/serviceworkers/manager;1",
"nsIServiceWorkerManager"
);
if (Services.appinfo.processType === Services.appinfo.PROCESS_TYPE_CONTENT) {
throw new Error(
"ServiceWorkerCleanUp.jsm can only be used in the parent process"
);
}
this.EXPORTED_SYMBOLS = ["ServiceWorkerCleanUp"];
function unregisterServiceWorker(aSW) {
return new Promise(resolve => {
let unregisterCallback = {
unregisterSucceeded: resolve,
unregisterFailed: resolve, // We don't care about failures.
QueryInterface: ChromeUtils.generateQI([
"nsIServiceWorkerUnregisterCallback",
]),
};
serviceWorkerManager.propagateUnregister(
aSW.principal,
unregisterCallback,
aSW.scope
);
});
}
this.ServiceWorkerCleanUp = {
removeFromHost(aHost) {
let promises = [];
let serviceWorkers = serviceWorkerManager.getAllRegistrations();
for (let i = 0; i < serviceWorkers.length; i++) {
let sw = serviceWorkers.queryElementAt(
i,
Ci.nsIServiceWorkerRegistrationInfo
);
if (sw.principal.host == aHost) {
promises.push(unregisterServiceWorker(sw));
}
}
return Promise.all(promises);
},
removeFromPrincipal(aPrincipal) {
let promises = [];
let serviceWorkers = serviceWorkerManager.getAllRegistrations();
for (let i = 0; i < serviceWorkers.length; i++) {
let sw = serviceWorkers.queryElementAt(
i,
Ci.nsIServiceWorkerRegistrationInfo
);
if (sw.principal.equals(aPrincipal)) {
promises.push(unregisterServiceWorker(sw));
}
}
return Promise.all(promises);
},
removeFromOriginAttributes(aOriginAttributesString) {
serviceWorkerManager.removeRegistrationsByOriginAttributes(
aOriginAttributesString
);
return Promise.resolve();
},
removeAll() {
let promises = [];
let serviceWorkers = serviceWorkerManager.getAllRegistrations();
for (let i = 0; i < serviceWorkers.length; i++) {
let sw = serviceWorkers.queryElementAt(
i,
Ci.nsIServiceWorkerRegistrationInfo
);
promises.push(unregisterServiceWorker(sw));
}
return Promise.all(promises);
},
};
|
