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| 1 // Copyright 2017 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 <string> |
| 6 |
| 7 #include "chrome/browser/background_fetch/background_fetch_client_impl.h" |
| 8 |
| 9 #include "chrome/browser/offline_items_collection/offline_content_aggregator_fac
tory.h" |
| 10 #include "chrome/browser/profiles/profile.h" |
| 11 #include "components/offline_items_collection/core/offline_content_aggregator.h" |
| 12 #include "components/offline_items_collection/core/offline_item.h" |
| 13 |
| 14 namespace { |
| 15 |
| 16 const char kBackgroundFetchNamespace[] = "BackgroundFetchNamespace"; |
| 17 |
| 18 } // namespace |
| 19 |
| 20 using offline_items_collection::ContentId; |
| 21 using offline_items_collection::OfflineContentAggregator; |
| 22 using offline_items_collection::OfflineContentAggregatorFactory; |
| 23 using offline_items_collection::OfflineContentProvider; |
| 24 using offline_items_collection::OfflineItem; |
| 25 |
| 26 BackgroundFetchClientImpl::BackgroundFetchClientImpl(Profile* profile) |
| 27 : profile_(profile) { |
| 28 DCHECK(profile_); |
| 29 OfflineContentAggregator* aggregator = |
| 30 OfflineContentAggregatorFactory::GetForBrowserContext(profile_); |
| 31 if (!aggregator) |
| 32 return; |
| 33 aggregator->RegisterProvider(kBackgroundFetchNamespace, this); |
| 34 } |
| 35 |
| 36 BackgroundFetchClientImpl::~BackgroundFetchClientImpl() = default; |
| 37 |
| 38 void BackgroundFetchClientImpl::Shutdown() { |
| 39 OfflineContentAggregator* aggregator = |
| 40 OfflineContentAggregatorFactory::GetForBrowserContext(profile_); |
| 41 if (!aggregator) |
| 42 return; |
| 43 aggregator->UnregisterProvider(kBackgroundFetchNamespace); |
| 44 } |
| 45 |
| 46 void BackgroundFetchClientImpl::SetDelegate( |
| 47 content::BackgroundFetchClient::Delegate* delegate) { |
| 48 delegate_ = delegate; |
| 49 } |
| 50 |
| 51 void BackgroundFetchClientImpl::CancelDownload(const ContentId& content_id) { |
| 52 DCHECK_EQ(content_id.name_space, kBackgroundFetchNamespace); |
| 53 |
| 54 if (!delegate_) |
| 55 return; |
| 56 |
| 57 delegate_->CancelDownload(content_id.id); |
| 58 } |
| 59 |
| 60 void BackgroundFetchClientImpl::PauseDownload(const ContentId& content_id) { |
| 61 DCHECK_EQ(content_id.name_space, kBackgroundFetchNamespace); |
| 62 |
| 63 if (!delegate_) |
| 64 return; |
| 65 |
| 66 delegate_->PauseDownload(content_id.id); |
| 67 } |
| 68 |
| 69 void BackgroundFetchClientImpl::ResumeDownload(const ContentId& content_id) { |
| 70 DCHECK_EQ(content_id.name_space, kBackgroundFetchNamespace); |
| 71 |
| 72 if (!delegate_) |
| 73 return; |
| 74 |
| 75 delegate_->ResumeDownload(content_id.id); |
| 76 } |
| 77 |
| 78 void BackgroundFetchClientImpl::OpenItem(const ContentId& content_id) { |
| 79 // TODO(harkness): Add another call to BackgroundFetchClient::Delegate and |
| 80 // plumb this to 'onclickevent' to the ServiceWorker. |
| 81 } |
| 82 |
| 83 void BackgroundFetchClientImpl::AddObserver(Observer* observer) { |
| 84 // TODO(harkness): Add a path for the OfflineContentProvider to observe |
| 85 // changes in available BackgroundFetch items. |
| 86 } |
| 87 |
| 88 void BackgroundFetchClientImpl::RemoveObserver(Observer* observer) {} |
| 89 |
| 90 bool BackgroundFetchClientImpl::AreItemsAvailable() { |
| 91 // TODO(harkness): Follow up with dtrainor about what action to take for this. |
| 92 return false; |
| 93 } |
| 94 |
| 95 void BackgroundFetchClientImpl::RemoveItem(const ContentId& content_id) { |
| 96 // TODO(harkness): Follow up with dtrainor about what action to take for this. |
| 97 } |
| 98 |
| 99 const OfflineItem* BackgroundFetchClientImpl::GetItemById( |
| 100 const ContentId& content_id) { |
| 101 // TODO(harkness): Follow up with dtrainor about what action to take for this. |
| 102 return nullptr; |
| 103 } |
| 104 |
| 105 OfflineContentProvider::OfflineItemList |
| 106 BackgroundFetchClientImpl::GetAllItems() { |
| 107 // TODO(harkness): Follow up with dtrainor about what action to take for this. |
| 108 return OfflineContentProvider::OfflineItemList(); |
| 109 } |
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