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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "extensions/browser/api/declarative_net_request/web_contents_helper.h"
#include "base/check.h"
#include "content/public/browser/navigation_handle.h"
#include "content/public/browser/web_contents.h"
#include "extensions/browser/api/declarative_net_request/rules_monitor_service.h"
#include "extensions/browser/api/declarative_net_request/ruleset_manager.h"
namespace extensions::declarative_net_request {
namespace {
RulesetManager* GetRulesetManager(content::BrowserContext* context) {
DCHECK(context);
auto* rules_monitor_service =
declarative_net_request::RulesMonitorService::Get(context);
// RulesMonitorService can be null in unit tests.
return rules_monitor_service ? rules_monitor_service->ruleset_manager()
: nullptr;
}
} // namespace
WebContentsHelper::WebContentsHelper(content::WebContents* web_contents)
: ruleset_manager_(GetRulesetManager(web_contents->GetBrowserContext())) {
if (ruleset_manager_) {
Observe(web_contents);
}
}
WebContentsHelper::~WebContentsHelper() = default;
void WebContentsHelper::RenderFrameCreated(
content::RenderFrameHost* render_frame_host) {
DCHECK(ruleset_manager_);
ruleset_manager_->OnRenderFrameCreated(render_frame_host);
}
void WebContentsHelper::RenderFrameDeleted(
content::RenderFrameHost* render_frame_host) {
DCHECK(ruleset_manager_);
ruleset_manager_->OnRenderFrameDeleted(render_frame_host);
}
void WebContentsHelper::DidFinishNavigation(
content::NavigationHandle* navigation_handle) {
DCHECK(ruleset_manager_);
if (!navigation_handle->HasCommitted()) {
return;
}
ruleset_manager_->OnDidFinishNavigation(navigation_handle);
}
} // namespace extensions::declarative_net_request
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