Tue, 06 Jan 2015 21:39:09 +0100
Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
michael@0 | 1 | function localStorageFlush(cb) |
michael@0 | 2 | { |
michael@0 | 3 | var ob = { |
michael@0 | 4 | observe : function(sub, top, dat) |
michael@0 | 5 | { |
michael@0 | 6 | os().removeObserver(ob, "domstorage-test-flushed"); |
michael@0 | 7 | cb(); |
michael@0 | 8 | } |
michael@0 | 9 | }; |
michael@0 | 10 | os().addObserver(ob, "domstorage-test-flushed", false); |
michael@0 | 11 | notify("domstorage-test-flush-force"); |
michael@0 | 12 | } |
michael@0 | 13 | |
michael@0 | 14 | function localStorageReload() |
michael@0 | 15 | { |
michael@0 | 16 | notify("domstorage-test-reload"); |
michael@0 | 17 | } |
michael@0 | 18 | |
michael@0 | 19 | function localStorageFlushAndReload(cb) |
michael@0 | 20 | { |
michael@0 | 21 | localStorageFlush(function() { |
michael@0 | 22 | localStorageReload(); |
michael@0 | 23 | cb(); |
michael@0 | 24 | }); |
michael@0 | 25 | } |
michael@0 | 26 | |
michael@0 | 27 | function localStorageClearAll() |
michael@0 | 28 | { |
michael@0 | 29 | os().notifyObservers(null, "cookie-changed", "cleared"); |
michael@0 | 30 | } |
michael@0 | 31 | |
michael@0 | 32 | function localStorageClearDomain(domain) |
michael@0 | 33 | { |
michael@0 | 34 | os().notifyObservers(null, "browser:purge-domain-data", domain); |
michael@0 | 35 | } |
michael@0 | 36 | |
michael@0 | 37 | function os() |
michael@0 | 38 | { |
michael@0 | 39 | return SpecialPowers.Services.obs; |
michael@0 | 40 | } |
michael@0 | 41 | |
michael@0 | 42 | function notify(top) |
michael@0 | 43 | { |
michael@0 | 44 | os().notifyObservers(null, top, null); |
michael@0 | 45 | } |