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// Copyright 2016 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 "components/ntp_tiles/icon_cacher_impl.h"
#include <utility>
#include "components/favicon/core/favicon_service.h"
#include "components/favicon/core/favicon_util.h"
#include "components/favicon_base/favicon_types.h"
#include "components/favicon_base/favicon_util.h"
#include "components/image_fetcher/image_fetcher.h"
#include "ui/gfx/image/image.h"
#include "url/gurl.h"
namespace ntp_tiles {
namespace {
favicon_base::IconType IconType(const PopularSites::Site& site) {
return site.large_icon_url.is_valid() ? favicon_base::TOUCH_ICON
: favicon_base::FAVICON;
}
const GURL& IconURL(const PopularSites::Site& site) {
return site.large_icon_url.is_valid() ? site.large_icon_url
: site.favicon_url;
}
} // namespace
IconCacherImpl::IconCacherImpl(
favicon::FaviconService* favicon_service,
std::unique_ptr<image_fetcher::ImageFetcher> image_fetcher)
: favicon_service_(favicon_service),
image_fetcher_(std::move(image_fetcher)) {
image_fetcher_->SetDataUseServiceName(
data_use_measurement::DataUseUserData::NTP_TILES);
}
IconCacherImpl::~IconCacherImpl() = default;
void IconCacherImpl::StartFetch(PopularSites::Site site,
const base::Callback<void(bool)>& done) {
favicon::GetFaviconImageForPageURL(
favicon_service_, site.url, IconType(site),
base::Bind(&IconCacherImpl::OnGetFaviconImageForPageURLFinished,
base::Unretained(this), std::move(site), done),
&tracker_);
}
void IconCacherImpl::OnGetFaviconImageForPageURLFinished(
PopularSites::Site site,
const base::Callback<void(bool)>& done,
const favicon_base::FaviconImageResult& result) {
if (!result.image.IsEmpty()) {
done.Run(false);
return;
}
image_fetcher_->StartOrQueueNetworkRequest(
std::string(), IconURL(site),
base::Bind(&IconCacherImpl::OnFaviconDownloaded, base::Unretained(this),
site, done));
}
void IconCacherImpl::OnFaviconDownloaded(PopularSites::Site site,
const base::Callback<void(bool)>& done,
const std::string& id,
const gfx::Image& fetched_image) {
if (fetched_image.IsEmpty()) {
done.Run(false);
return;
}
gfx::Image image = fetched_image;
favicon_base::SetFaviconColorSpace(&image);
favicon_service_->SetFavicons(site.url, IconURL(site), IconType(site), image);
done.Run(true);
}
} // namespace ntp_tiles
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