gecko-dev/toolkit/components/extensions/ext-storage.js
Rob Wu be3652cd57 Bug 1287010 - Make environment of Context explicit. r=billm
- Add `envType` to BaseContext.
 - Pass an explicit envType to all `registerSchemaAPI` invocations.
 - The factories passed to `registerSchemaAPI` will be split up later, so
   that content scripts (`content_child`) and addon pages can share
   common implementations.
 - The factories that implement the addon API will also be split up,
   to separate code running in the main process (`addon_parent`) from
   code running in a child process (`addon_child`).
 - Remove the use of a hardcoded list of `namespaces` from ProxyContext.
   Now `envType` is used to specify whether an API should be activated.

MozReview-Commit-ID: Jiff8HIwG92

--HG--
extra : rebase_source : 946a3c0009a4e3223c2d10044b3099a94c845394
2016-08-16 15:51:50 -07:00

46 lines
1.3 KiB
JavaScript

"use strict";
var {classes: Cc, interfaces: Ci, utils: Cu} = Components;
XPCOMUtils.defineLazyModuleGetter(this, "ExtensionStorage",
"resource://gre/modules/ExtensionStorage.jsm");
Cu.import("resource://gre/modules/ExtensionUtils.jsm");
var {
EventManager,
} = ExtensionUtils;
function storageApiFactory(context) {
let {extension} = context;
return {
storage: {
local: {
get: function(keys) {
return ExtensionStorage.get(extension.id, keys);
},
set: function(items) {
return ExtensionStorage.set(extension.id, items, context);
},
remove: function(items) {
return ExtensionStorage.remove(extension.id, items);
},
clear: function() {
return ExtensionStorage.clear(extension.id);
},
},
onChanged: new EventManager(context, "storage.local.onChanged", fire => {
let listener = changes => {
fire(changes, "local");
};
ExtensionStorage.addOnChangedListener(extension.id, listener);
return () => {
ExtensionStorage.removeOnChangedListener(extension.id, listener);
};
}).api(),
},
};
}
extensions.registerSchemaAPI("storage", "addon_parent", storageApiFactory);
extensions.registerSchemaAPI("storage", "content_parent", storageApiFactory);