1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "content/browser/appcache/chrome_appcache_service.h"
6
7 #include "base/files/file_path.h"
8 #include "content/browser/appcache/appcache_storage_impl.h"
9 #include "content/public/browser/browser_thread.h"
10 #include "content/public/browser/content_browser_client.h"
11 #include "content/public/browser/resource_context.h"
12 #include "net/base/net_errors.h"
13 #include "net/url_request/url_request_context_getter.h"
14 #include "storage/browser/quota/quota_manager.h"
15
16 namespace content {
17
ChromeAppCacheService(storage::QuotaManagerProxy * quota_manager_proxy)18 ChromeAppCacheService::ChromeAppCacheService(
19 storage::QuotaManagerProxy* quota_manager_proxy)
20 : AppCacheServiceImpl(quota_manager_proxy), resource_context_(NULL) {
21 }
22
InitializeOnIOThread(const base::FilePath & cache_path,ResourceContext * resource_context,net::URLRequestContextGetter * request_context_getter,scoped_refptr<storage::SpecialStoragePolicy> special_storage_policy)23 void ChromeAppCacheService::InitializeOnIOThread(
24 const base::FilePath& cache_path,
25 ResourceContext* resource_context,
26 net::URLRequestContextGetter* request_context_getter,
27 scoped_refptr<storage::SpecialStoragePolicy> special_storage_policy) {
28 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
29
30 cache_path_ = cache_path;
31 resource_context_ = resource_context;
32
33 // The |request_context_getter| can be NULL in some unit tests.
34 //
35 // TODO(ajwong): TestProfile is difficult to work with. The
36 // SafeBrowsing tests require that GetRequestContext return NULL
37 // so we can't depend on having a non-NULL value here. See crbug/149783.
38 if (request_context_getter)
39 set_request_context(request_context_getter->GetURLRequestContext());
40
41 // Init our base class.
42 Initialize(
43 cache_path_,
44 BrowserThread::GetMessageLoopProxyForThread(
45 BrowserThread::FILE_USER_BLOCKING)
46 .get(),
47 BrowserThread::GetMessageLoopProxyForThread(BrowserThread::CACHE).get());
48 set_appcache_policy(this);
49 set_special_storage_policy(special_storage_policy.get());
50 }
51
CanLoadAppCache(const GURL & manifest_url,const GURL & first_party)52 bool ChromeAppCacheService::CanLoadAppCache(const GURL& manifest_url,
53 const GURL& first_party) {
54 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
55 // We don't prompt for read access.
56 return GetContentClient()->browser()->AllowAppCache(
57 manifest_url, first_party, resource_context_);
58 }
59
CanCreateAppCache(const GURL & manifest_url,const GURL & first_party)60 bool ChromeAppCacheService::CanCreateAppCache(
61 const GURL& manifest_url, const GURL& first_party) {
62 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
63 return GetContentClient()->browser()->AllowAppCache(
64 manifest_url, first_party, resource_context_);
65 }
66
~ChromeAppCacheService()67 ChromeAppCacheService::~ChromeAppCacheService() {}
68
DeleteOnCorrectThread() const69 void ChromeAppCacheService::DeleteOnCorrectThread() const {
70 if (BrowserThread::CurrentlyOn(BrowserThread::IO)) {
71 delete this;
72 return;
73 }
74 if (BrowserThread::IsMessageLoopValid(BrowserThread::IO)) {
75 BrowserThread::DeleteSoon(BrowserThread::IO, FROM_HERE, this);
76 return;
77 }
78 // Better to leak than crash on shutdown.
79 }
80
81 } // namespace content
82