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// Copyright 2020 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/payments/content/payment_credential.h"
#include <algorithm>
#include <memory>
#include "base/memory/ref_counted_memory.h"
#include "base/strings/utf_string_conversions.h"
#include "components/payments/content/payment_manifest_web_data_service.h"
#include "components/payments/core/secure_payment_confirmation_instrument.h"
#include "components/payments/core/url_util.h"
#include "content/public/browser/web_contents.h"
#include "ui/gfx/image/image.h"
namespace payments {
PaymentCredential::PaymentCredential(
content::WebContents* web_contents,
content::GlobalFrameRoutingId initiator_frame_routing_id,
scoped_refptr<PaymentManifestWebDataService> web_data_service,
mojo::PendingReceiver<mojom::PaymentCredential> receiver)
: WebContentsObserver(web_contents),
initiator_frame_routing_id_(initiator_frame_routing_id),
web_data_service_(web_data_service) {
DCHECK(web_contents);
receiver_.Bind(std::move(receiver));
}
PaymentCredential::~PaymentCredential() {
if (web_data_service_) {
std::for_each(callbacks_.begin(), callbacks_.end(), [&](const auto& pair) {
web_data_service_->CancelRequest(pair.first);
});
}
}
void PaymentCredential::StorePaymentCredential(
payments::mojom::PaymentCredentialInstrumentPtr instrument,
const std::vector<uint8_t>& credential_id,
const std::string& rp_id,
StorePaymentCredentialCallback callback) {
if (!web_data_service_) {
std::move(callback).Run(
mojom::PaymentCredentialCreationStatus::FAILED_TO_STORE_INSTRUMENT);
return;
}
if (!web_contents() ||
!UrlUtil::IsOriginAllowedToUseWebPaymentApis(instrument->icon)) {
std::move(callback).Run(
mojom::PaymentCredentialCreationStatus::FAILED_TO_DOWNLOAD_ICON);
return;
}
// If the initiator frame doesn't exist any more, e.g. the frame has
// navigated away, don't download the icon.
content::RenderFrameHost* render_frame_host =
content::RenderFrameHost::FromID(initiator_frame_routing_id_);
if (!render_frame_host || !render_frame_host->IsCurrent()) {
std::move(callback).Run(
mojom::PaymentCredentialCreationStatus::FAILED_TO_DOWNLOAD_ICON);
return;
}
const GURL icon_url = instrument->icon;
int request_id = web_contents()->DownloadImageInFrame(
initiator_frame_routing_id_,
icon_url, // source URL
true, // is_favicon
0, // no preferred size
0, // no max size
false, // normal cache policy (a.k.a. do not bypass cache)
base::BindOnce(&PaymentCredential::DidDownloadFavicon,
weak_ptr_factory_.GetWeakPtr(), std::move(instrument),
credential_id, rp_id, std::move(callback)));
pending_icon_download_request_ids_.insert(request_id);
}
void PaymentCredential::DidDownloadFavicon(
payments::mojom::PaymentCredentialInstrumentPtr instrument,
const std::vector<uint8_t>& credential_id,
const std::string& rp_id,
StorePaymentCredentialCallback callback,
int request_id,
int unused_http_status_code,
const GURL& image_url,
const std::vector<SkBitmap>& bitmaps,
const std::vector<gfx::Size>& unused_sizes) {
auto iterator = pending_icon_download_request_ids_.find(request_id);
DCHECK(iterator != pending_icon_download_request_ids_.end());
pending_icon_download_request_ids_.erase(iterator);
if (bitmaps.empty()) {
std::move(callback).Run(
mojom::PaymentCredentialCreationStatus::FAILED_TO_DOWNLOAD_ICON);
return;
}
// TODO(https://crbug.com/1110320): Get the best icon using |preferred size|
// rather than the first one if multiple downloaded.
gfx::Image downloaded_image = gfx::Image::CreateFrom1xBitmap(bitmaps[0]);
scoped_refptr<base::RefCountedMemory> raw_data =
downloaded_image.As1xPNGBytes();
auto encoded_icon =
std::vector<uint8_t>(raw_data->front_as<uint8_t>(),
raw_data->front_as<uint8_t>() + raw_data->size());
WebDataServiceBase::Handle handle =
web_data_service_->AddSecurePaymentConfirmationInstrument(
std::make_unique<SecurePaymentConfirmationInstrument>(
credential_id, rp_id, base::UTF8ToUTF16(instrument->display_name),
std::move(encoded_icon)),
/*consumer=*/this);
callbacks_[handle] = std::move(callback);
}
void PaymentCredential::OnWebDataServiceRequestDone(
WebDataServiceBase::Handle h,
std::unique_ptr<WDTypedResult> result) {
auto iterator = callbacks_.find(h);
if (iterator == callbacks_.end())
return;
auto callback = std::move(iterator->second);
DCHECK(callback);
callbacks_.erase(iterator);
std::move(callback).Run(
static_cast<WDResult<bool>*>(result.get())->GetValue()
? mojom::PaymentCredentialCreationStatus::SUCCESS
: mojom::PaymentCredentialCreationStatus::FAILED_TO_STORE_INSTRUMENT);
}
} // namespace payments
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