sanitized_image_source.cc | Explore in Territory

// 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.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40285824): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "chrome/browser/ui/webui/sanitized_image_source.h"

#include <map>
#include <memory>
#include <string>
#include <string_view>

#include "base/containers/contains.h"
#include "base/memory/ref_counted_memory.h"
#include "base/strings/strcat.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "base/task/task_traits.h"
#include "base/task/thread_pool.h"
#include "chrome/browser/image_fetcher/image_decoder_impl.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/signin/identity_manager_factory.h"
#include "chrome/common/webui_url_constants.h"
#include "components/signin/public/identity_manager/primary_account_access_token_fetcher.h"
#include "components/signin/public/identity_manager/scope_set.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/storage_partition.h"
#include "google_apis/gaia/gaia_constants.h"
#include "google_apis/gaia/google_service_auth_error.h"
#include "ipc/ipc_channel.h"
#include "net/base/url_util.h"
#include "net/http/http_response_headers.h"
#include "net/traffic_annotation/network_traffic_annotation.h"
#include "services/network/public/cpp/resource_request.h"
#include "services/network/public/cpp/shared_url_loader_factory.h"
#include "services/network/public/cpp/simple_url_loader.h"
#include "services/network/public/mojom/url_response_head.mojom.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "third_party/skia/include/encode/SkWebpEncoder.h"
#include "ui/gfx/codec/png_codec.h"
#include "ui/gfx/codec/webp_codec.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/image/image.h"
#include "url/url_util.h"

namespace {

const int64_t kMaxImageSizeInBytes = …;

constexpr char kEncodeTypeKey[] = …;
constexpr char kIsGooglePhotosKey[] = …;
constexpr char kStaticEncodeKey[] = …;
constexpr char kUrlKey[] = …;

std::map<std::string, std::string> ParseParams(std::string_view param_string) { … }

bool IsGooglePhotosUrl(const GURL& url) { … }

}  // namespace

void SanitizedImageSource::DataDecoderDelegate::DecodeImage(
    const std::string& data,
    DecodeImageCallback callback) { … }

void SanitizedImageSource::DataDecoderDelegate::DecodeAnimation(
    const std::string& data,
    DecodeAnimationCallback callback) { … }

SanitizedImageSource::SanitizedImageSource(Profile* profile)
    : … { … }

SanitizedImageSource::SanitizedImageSource(
    Profile* profile,
    scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory,
    std::unique_ptr<DataDecoderDelegate> delegate)
    : … { … }

SanitizedImageSource::~SanitizedImageSource() = default;

std::string SanitizedImageSource::GetSource() { … }

void SanitizedImageSource::StartDataRequest(
    const GURL& url,
    const content::WebContents::Getter& wc_getter,
    content::URLDataSource::GotDataCallback callback) { … }

SanitizedImageSource::RequestAttributes::RequestAttributes() = default;
SanitizedImageSource::RequestAttributes::RequestAttributes(
    const RequestAttributes&) = default;
SanitizedImageSource::RequestAttributes::~RequestAttributes() = default;

void SanitizedImageSource::StartImageDownload(
    RequestAttributes request_attributes,
    content::URLDataSource::GotDataCallback callback) { … }

std::string SanitizedImageSource::GetMimeType(const GURL& url) { … }

bool SanitizedImageSource::ShouldReplaceExistingSource() { … }

void SanitizedImageSource::OnImageLoaded(
    std::unique_ptr<network::SimpleURLLoader> loader,
    RequestAttributes request_attributes,
    content::URLDataSource::GotDataCallback callback,
    std::unique_ptr<std::string> body) { … }

void SanitizedImageSource::OnAnimationDecoded(
    RequestAttributes request_attributes,
    content::URLDataSource::GotDataCallback callback,
    std::vector<data_decoder::mojom::AnimationFramePtr> mojo_frames) { … }

void SanitizedImageSource::EncodeAndReplyStaticImage(
    RequestAttributes request_attributes,
    content::URLDataSource::GotDataCallback callback,
    const SkBitmap& bitmap) { … }

void SanitizedImageSource::EncodeAndReplyAnimatedImage(
    content::URLDataSource::GotDataCallback callback,
    std::vector<data_decoder::mojom::AnimationFramePtr> mojo_frames) { … }
chromium/chrome/browser/ui/webui/sanitized_image_source.cc
