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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 "extensions/browser/service_worker_task_queue.h" |
| 6 |
| 7 #include "content/public/browser/browser_context.h" |
| 8 #include "content/public/browser/browser_thread.h" |
| 9 #include "content/public/browser/render_process_host.h" |
| 10 #include "content/public/browser/service_worker_context.h" |
| 11 #include "content/public/browser/storage_partition.h" |
| 12 #include "extensions/browser/event_router.h" |
| 13 #include "extensions/browser/lazy_context_id.h" |
| 14 #include "extensions/browser/service_worker_task_queue_factory.h" |
| 15 #include "extensions/common/constants.h" |
| 16 |
| 17 using content::BrowserContext; |
| 18 using content::BrowserThread; |
| 19 |
| 20 namespace extensions { |
| 21 |
| 22 namespace { |
| 23 |
| 24 void FinishTask(const LazyContextTaskQueue::PendingTask& task, |
| 25 const ExtensionId& extension_id, |
| 26 int process_id, |
| 27 int thread_id) { |
| 28 auto params = base::MakeUnique<LazyContextTaskQueue::ContextInfo>( |
| 29 extension_id, content::RenderProcessHost::FromID(process_id), thread_id, |
| 30 GURL()); |
| 31 task.Run(std::move(params)); |
| 32 } |
| 33 |
| 34 void DidStartActiveWorkerForPattern( |
| 35 const LazyContextTaskQueue::PendingTask& task, |
| 36 const ExtensionId& extension_id, |
| 37 int process_id, |
| 38 int thread_id) { |
| 39 DCHECK_CURRENTLY_ON(content::BrowserThread::IO); |
| 40 content::BrowserThread::PostTask( |
| 41 content::BrowserThread::UI, FROM_HERE, |
| 42 base::Bind(FinishTask, task, extension_id, process_id, thread_id)); |
| 43 } |
| 44 |
| 45 void DidStartActiveWorkerFail() { |
| 46 DCHECK(false) << "DidStartActiveWorkerFail"; |
| 47 // TODO(lazyboy): Handle failure case. |
| 48 } |
| 49 |
| 50 void GetServiceWorkerInfoOnIO( |
| 51 const GURL& pattern, |
| 52 const ExtensionId& extension_id, |
| 53 content::ServiceWorkerContext* service_worker_context, |
| 54 const LazyContextTaskQueue::PendingTask& task) { |
| 55 service_worker_context->StartActiveWorkerForPattern( |
| 56 pattern, |
| 57 base::BindOnce(&DidStartActiveWorkerForPattern, task, extension_id), |
| 58 base::BindOnce(&DidStartActiveWorkerFail)); |
| 59 } |
| 60 |
| 61 } // namespace |
| 62 |
| 63 ServiceWorkerTaskQueue::ServiceWorkerTaskQueue( |
| 64 content::BrowserContext* browser_context) {} |
| 65 |
| 66 ServiceWorkerTaskQueue::~ServiceWorkerTaskQueue() {} |
| 67 |
| 68 // static |
| 69 ServiceWorkerTaskQueue* ServiceWorkerTaskQueue::Get( |
| 70 content::BrowserContext* context) { |
| 71 return ServiceWorkerTaskQueueFactory::GetForBrowserContext(context); |
| 72 } |
| 73 |
| 74 bool ServiceWorkerTaskQueue::ShouldEnqueueTask(content::BrowserContext* context, |
| 75 const Extension* extension) { |
| 76 // We call StartWorker every time we want to dispatch an event to an extension |
| 77 // Service worker. |
| 78 // TODO(lazyboy): Is that a problem? |
| 79 return true; |
| 80 } |
| 81 |
| 82 void ServiceWorkerTaskQueue::AddPendingTaskToDispatchEvent( |
| 83 LazyContextId* context_id, |
| 84 const LazyContextTaskQueue::PendingTask& task) { |
| 85 DCHECK(context_id->is_for_service_worker()); |
| 86 content::StoragePartition* partition = |
| 87 BrowserContext::GetStoragePartitionForSite( |
| 88 context_id->browser_context(), context_id->service_worker_scope()); |
| 89 content::ServiceWorkerContext* service_worker_context = |
| 90 partition->GetServiceWorkerContext(); |
| 91 |
| 92 BrowserThread::PostTask( |
| 93 BrowserThread::IO, FROM_HERE, |
| 94 base::Bind(&GetServiceWorkerInfoOnIO, context_id->service_worker_scope(), |
| 95 context_id->extension_id(), service_worker_context, task)); |
| 96 } |
| 97 |
| 98 } // namespace extensions |
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