mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-03 02:25:34 +00:00
81 lines
2.5 KiB
JavaScript
81 lines
2.5 KiB
JavaScript
/* 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/. */
|
|
|
|
const Cc = Components.classes;
|
|
const Ci = Components.interfaces;
|
|
const Cu = Components.utils;
|
|
const Cr = Components.results;
|
|
|
|
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
|
|
Cu.import("resource://gre/modules/Services.jsm");
|
|
|
|
const XRE_OS_UPDATE_APPLY_TO_DIR = "OSUpdApplyToD"
|
|
const LOCAL_DIR = "/data/local";
|
|
|
|
XPCOMUtils.defineLazyServiceGetter(Services, "env",
|
|
"@mozilla.org/process/environment;1",
|
|
"nsIEnvironment");
|
|
|
|
function DirectoryProvider() {
|
|
}
|
|
|
|
DirectoryProvider.prototype = {
|
|
classID: Components.ID("{9181eb7c-6f87-11e1-90b1-4f59d80dd2e5}"),
|
|
|
|
QueryInterface: XPCOMUtils.generateQI([Ci.nsIDirectoryServiceProvider]),
|
|
|
|
getFile: function dp_getFile(prop, persistent) {
|
|
#ifdef MOZ_WIDGET_GONK
|
|
let localProps = ["cachePDir", "webappsDir", "PrefD", "indexedDBPDir",
|
|
"permissionDBPDir", "UpdRootD"];
|
|
if (localProps.indexOf(prop) != -1) {
|
|
let file = Cc["@mozilla.org/file/local;1"]
|
|
.createInstance(Ci.nsILocalFile)
|
|
file.initWithPath(LOCAL_DIR);
|
|
persistent.value = true;
|
|
return file;
|
|
} else if (prop == "coreAppsDir") {
|
|
let file = Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsIFile)
|
|
file.initWithPath("/system/b2g");
|
|
persistent.value = true;
|
|
return file;
|
|
} else if (prop == XRE_OS_UPDATE_APPLY_TO_DIR) {
|
|
return this.getOSUpdateApplyToDir(persistent);
|
|
}
|
|
#endif
|
|
|
|
return null;
|
|
},
|
|
|
|
getOSUpdateApplyToDir: function dp_getOSUpdateApplyToDir(persistent) {
|
|
// TODO add logic to check available storage space,
|
|
// and iterate through pref(s) to find alternative dirs if
|
|
// necessary.
|
|
|
|
let path = Services.env.get("EXTERNAL_STORAGE");
|
|
if (!path) {
|
|
path = LOCAL_PATH;
|
|
}
|
|
|
|
let dir = Cc["@mozilla.org/file/local;1"]
|
|
.createInstance(Ci.nsILocalFile)
|
|
dir.initWithPath(path);
|
|
|
|
if (!dir.exists() && path != LOCAL_PATH) {
|
|
// Fallback to LOCAL_PATH if we didn't fallback earlier
|
|
dir.initWithPath(LOCAL_PATH);
|
|
|
|
if (!dir.exists()) {
|
|
throw Cr.NS_ERROR_FILE_NOT_FOUND;
|
|
}
|
|
}
|
|
|
|
dir.appendRelativePath("updates");
|
|
persistent.value = false;
|
|
return dir;
|
|
}
|
|
};
|
|
|
|
this.NSGetFactory = XPCOMUtils.generateNSGetFactory([DirectoryProvider]);
|