chromium/components/search_provider_logos/google_logo_api.cc

// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/search_provider_logos/google_logo_api.h"

#include <stdint.h>

#include <algorithm>
#include <memory>
#include <string_view>

#include "base/base64.h"
#include "base/check.h"
#include "base/command_line.h"
#include "base/feature_list.h"
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/json/json_reader.h"
#include "base/logging.h"
#include "base/memory/ref_counted.h"
#include "base/memory/ref_counted_memory.h"
#include "base/strings/string_util.h"
#include "base/values.h"
#include "components/google/core/common/google_util.h"
#include "components/search_provider_logos/switches.h"
#include "url/third_party/mozilla/url_parse.h"
#include "url/url_constants.h"

namespace search_provider_logos {

namespace {

const int kDefaultIframeWidthPx = …;
const int kDefaultIframeHeightPx = …;

}  // namespace

GURL GetGoogleDoodleURL(const GURL& google_base_url) { … }

GURL AppendFingerprintParamToDoodleURL(const GURL& logo_url,
                                       const std::string& fingerprint) { … }

GURL AppendPreliminaryParamsToDoodleURL(bool gray_background,
                                        bool for_webui_ntp,
                                        const GURL& logo_url) { … }

namespace {
const char kResponsePreamble[] = …;

GURL ParseUrl(const base::Value::Dict& parent_dict,
              const std::string& key,
              const GURL& base_url) { … }

// On success returns a pair of <mime_type, data>.
// On error returns a pair of <string, nullptr>.
// mime_type should be ignored if data is nullptr.
std::pair<std::string, scoped_refptr<base::RefCountedString>>
ParseEncodedImageData(const std::string& encoded_image_data) { … }

}  // namespace

std::unique_ptr<EncodedLogo> ParseDoodleLogoResponse(
    const GURL& base_url,
    std::unique_ptr<std::string> response,
    base::Time response_time,
    bool* parsing_failed) { … }

}  // namespace search_provider_logos