| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "extensions/renderer/renderer_extension_registry.h" |
| |
| #include "base/check.h" |
| #include "base/lazy_instance.h" |
| #include "content/public/renderer/render_thread.h" |
| #include "extensions/common/manifest_handlers/background_info.h" |
| |
| namespace extensions { |
| |
| namespace { |
| |
| base::LazyInstance<RendererExtensionRegistry>::DestructorAtExit |
| g_renderer_extension_registry = LAZY_INSTANCE_INITIALIZER; |
| |
| } // namespace |
| |
| RendererExtensionRegistry::RendererExtensionRegistry() {} |
| |
| RendererExtensionRegistry::~RendererExtensionRegistry() {} |
| |
| // static |
| RendererExtensionRegistry* RendererExtensionRegistry::Get() { |
| return g_renderer_extension_registry.Pointer(); |
| } |
| |
| const ExtensionSet* RendererExtensionRegistry::GetMainThreadExtensionSet() |
| const { |
| // This can only be modified on the RenderThread, because |
| // GetMainThreadExtensionSet is inherently thread unsafe. |
| // Enforcing single-thread modification at least mitigates this. |
| // TODO(annekao): Remove this restriction once GetMainThreadExtensionSet is |
| // fixed. |
| DCHECK(content::RenderThread::Get()); |
| base::AutoLock lock(lock_); |
| return &extensions_; |
| } |
| |
| size_t RendererExtensionRegistry::size() const { |
| base::AutoLock lock(lock_); |
| return extensions_.size(); |
| } |
| |
| bool RendererExtensionRegistry::is_empty() const { |
| base::AutoLock lock(lock_); |
| return extensions_.is_empty(); |
| } |
| |
| bool RendererExtensionRegistry::Contains( |
| const std::string& extension_id) const { |
| base::AutoLock lock(lock_); |
| return extensions_.Contains(extension_id); |
| } |
| |
| bool RendererExtensionRegistry::Insert( |
| const scoped_refptr<const Extension>& extension) { |
| DCHECK(content::RenderThread::Get()); |
| base::AutoLock lock(lock_); |
| return extensions_.Insert(extension); |
| } |
| |
| bool RendererExtensionRegistry::Remove(const std::string& id) { |
| DCHECK(content::RenderThread::Get()); |
| base::AutoLock lock(lock_); |
| return extensions_.Remove(id); |
| } |
| |
| std::string RendererExtensionRegistry::GetExtensionOrAppIDByURL( |
| const GURL& url) const { |
| base::AutoLock lock(lock_); |
| return extensions_.GetExtensionOrAppIDByURL(url); |
| } |
| |
| const Extension* RendererExtensionRegistry::GetExtensionOrAppByURL( |
| const GURL& url) const { |
| base::AutoLock lock(lock_); |
| return extensions_.GetExtensionOrAppByURL(url); |
| } |
| |
| const Extension* RendererExtensionRegistry::GetHostedAppByURL( |
| const GURL& url) const { |
| base::AutoLock lock(lock_); |
| return extensions_.GetHostedAppByURL(url); |
| } |
| |
| const Extension* RendererExtensionRegistry::GetByID( |
| const std::string& id) const { |
| base::AutoLock lock(lock_); |
| return extensions_.GetByID(id); |
| } |
| |
| ExtensionIdSet RendererExtensionRegistry::GetIDs() const { |
| base::AutoLock lock(lock_); |
| return extensions_.GetIDs(); |
| } |
| |
| bool RendererExtensionRegistry::ExtensionBindingsAllowed( |
| const GURL& url) const { |
| base::AutoLock lock(lock_); |
| return extensions_.ExtensionBindingsAllowed(url); |
| } |
| |
| void RendererExtensionRegistry::SetWorkerActivationSequence( |
| const scoped_refptr<const Extension>& extension, |
| ActivationSequence worker_activation_sequence) { |
| DCHECK(content::RenderThread::Get()); |
| DCHECK(Contains(extension->id())); |
| DCHECK(BackgroundInfo::IsServiceWorkerBased(extension.get())); |
| |
| base::AutoLock lock(lock_); |
| worker_activation_sequences_[extension->id()] = worker_activation_sequence; |
| } |
| |
| base::Optional<ActivationSequence> |
| RendererExtensionRegistry::GetWorkerActivationSequence( |
| const ExtensionId& extension_id) const { |
| base::AutoLock lock(lock_); |
| auto iter = worker_activation_sequences_.find(extension_id); |
| if (iter == worker_activation_sequences_.end()) |
| return base::nullopt; |
| return iter->second; |
| } |
| |
| } // namespace extensions |