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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/shared_highlighting/shared_highlighting_promo.h"
#include <memory>
#include "chrome/browser/ui/user_education/browser_user_education_interface.h"
#include "components/feature_engagement/public/feature_constants.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "services/service_manager/public/cpp/interface_provider.h"
namespace {
void OnGetExistingSelectorsComplete(
base::WeakPtr<content::WebContents> web_contents,
const std::vector<std::string>& selectors) {
if (web_contents && selectors.size() > 0) {
BrowserUserEducationInterface::MaybeGetForWebContentsInTab(
web_contents.get())
->MaybeShowFeaturePromo(
feature_engagement::kIPHDesktopSharedHighlightingFeature);
}
}
} // namespace
SharedHighlightingPromo::SharedHighlightingPromo(
content::WebContents* web_contents)
: content::WebContentsObserver(web_contents),
content::WebContentsUserData<SharedHighlightingPromo>(*web_contents) {}
SharedHighlightingPromo::~SharedHighlightingPromo() = default;
void SharedHighlightingPromo::DidFinishLoad(
content::RenderFrameHost* render_frame_host,
const GURL& validated_url) {
if (!base::FeatureList::IsEnabled(
feature_engagement::kIPHDesktopSharedHighlightingFeature) ||
!render_frame_host->GetOutermostMainFrame()) {
return;
}
if (HasTextFragment(validated_url.spec())) {
CheckExistingSelectors(render_frame_host);
}
}
void SharedHighlightingPromo::CheckExistingSelectors(
content::RenderFrameHost* render_frame_host) {
DCHECK(render_frame_host->GetOutermostMainFrame());
if (!remote_.is_bound()) {
render_frame_host->GetRemoteInterfaces()->GetInterface(
remote_.BindNewPipeAndPassReceiver());
}
// Make sure that all the relevant things still exist - and then still use a
// weak pointer to ensure we don't tear down the browser and its promo
// controller before the callback returns.
remote_->GetExistingSelectors(base::BindOnce(&OnGetExistingSelectorsComplete,
web_contents()->GetWeakPtr()));
}
bool SharedHighlightingPromo::HasTextFragment(std::string url) {
if (url.empty()) {
return false;
}
return url.find(":~:text=") != std::string::npos;
}
WEB_CONTENTS_USER_DATA_KEY_IMPL(SharedHighlightingPromo);
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