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// 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.
#include "components/search_engines/search_engine_utils.h"
#include "components/google/core/common/google_util.h"
#include "net/base/registry_controlled_domains/registry_controlled_domain.h"
#include "third_party/search_engines_data/resources/definitions/prepopulated_engines.h"
#include "url/gurl.h"
namespace search_engine_utils {
namespace {
bool SameDomain(const GURL& given_url, const GURL& prepopulated_url) {
return prepopulated_url.is_valid() &&
net::registry_controlled_domains::SameDomainOrHost(
given_url, prepopulated_url,
net::registry_controlled_domains::INCLUDE_PRIVATE_REGISTRIES);
}
} // namespace
// Global functions -----------------------------------------------------------
SearchEngineType GetEngineType(const GURL& url) {
DCHECK(url.is_valid());
// Check using TLD+1s, in order to more aggressively match search engine types
// for data imported from other browsers.
//
// First special-case Google, because the prepopulate URL for it will not
// convert to a GURL and thus won't have an origin. Instead see if the
// incoming URL's host is "[*.]google.<TLD>".
if (google_util::IsGoogleDomainUrl(url, google_util::DISALLOW_SUBDOMAIN,
google_util::ALLOW_NON_STANDARD_PORTS))
return TemplateURLPrepopulateData::google.type;
// Now check the rest of the prepopulate data.
for (const auto* engine : TemplateURLPrepopulateData::kAllEngines) {
if (SameDomain(url, GURL(engine->search_url))) {
return engine->type;
}
for (const auto* alt_url : engine->alternate_urls) {
if (SameDomain(url, GURL(alt_url))) {
return engine->type;
}
}
}
return SEARCH_ENGINE_OTHER;
}
} // namespace search_engine_utils
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