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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/enterprise/connectors/analysis/content_analysis_info.h"
#include "base/containers/fixed_flat_set.h"
#include "base/feature_list.h"
#include "base/strings/string_number_conversions.h"
#include "components/enterprise/connectors/core/features.h"
#include "components/enterprise/connectors/core/reporting_utils.h"
#include "components/safe_browsing/core/common/features.h"
#include "components/signin/public/identity_manager/accounts_in_cookie_jar_info.h"
#include "components/signin/public/identity_manager/identity_manager.h"
#include "net/base/url_util.h"
#include "third_party/re2/src/re2/re2.h"
namespace enterprise_connectors {
namespace {
bool IncludeContentAreaAccountEmail(const GURL& url) {
if (!base::FeatureList::IsEnabled(kEnterpriseActiveUserDetection)) {
return false;
}
static constexpr auto kWorkspaceDomains =
base::MakeFixedFlatSet<std::string_view>({
"mail.google.com",
"meet.google.com",
"calendar.google.com",
"drive.google.com",
"docs.google.com",
"sites.google.com",
"keep.google.com",
"script.google.com",
"cloudsearch.google.com",
"console.cloud.google.com",
"datastudio.google.com",
});
for (const auto& domain : kWorkspaceDomains) {
if (url.DomainIs(domain)) {
return true;
}
}
return false;
}
std::optional<size_t> GetUserIndex(const GURL& url) {
const re2::RE2 kUserPathRegex{"/u/\\d+/"};
int account_id = 0;
std::string account_id_str;
if (re2::RE2::PartialMatch(url.path_piece(), kUserPathRegex,
&account_id_str)) {
// Remove the leading "/u/" and the trailing "/".
if (base::StringToInt(account_id_str.substr(3, account_id_str.size() - 4),
&account_id)) {
return account_id;
}
}
if (net::GetValueForKeyInQuery(url, "authuser", &account_id_str) &&
base::StringToInt(account_id_str, &account_id)) {
return account_id;
}
return std::nullopt;
}
} // namespace
void ContentAnalysisInfo::InitializeRequest(
safe_browsing::BinaryUploadService::Request* request,
bool include_enterprise_only_fields) {
if (include_enterprise_only_fields) {
if (settings().cloud_or_local_settings.is_cloud_analysis()) {
request->set_device_token(settings().cloud_or_local_settings.dm_token());
}
// Include tab page title in local content analysis requests.
if (settings().cloud_or_local_settings.is_local_analysis()) {
request->set_tab_title(tab_title());
}
if (settings().client_metadata) {
request->set_client_metadata(*settings().client_metadata);
}
request->set_per_profile_request(settings().per_profile);
if (reason() != ContentAnalysisRequest::UNKNOWN) {
request->set_reason(reason());
}
if (base::FeatureList::IsEnabled(safe_browsing::kEnhancedFieldsForSecOps)) {
request->set_referrer_chain(referrer_chain());
}
std::string email = GetContentAreaAccountEmail();
if (!email.empty()) {
request->set_content_area_account_email(email);
}
if (base::FeatureList::IsEnabled(kEnterpriseIframeDlpRulesSupport)) {
request->set_frame_url_chain(frame_url_chain());
}
}
request->set_user_action_requests_count(user_action_requests_count());
request->set_user_action_id(user_action_id());
request->set_email(email());
request->set_url(url());
request->set_tab_url(tab_url());
for (const auto& tag : settings().tags) {
request->add_tag(tag.first);
}
request->set_blocking(settings().block_until_verdict !=
BlockUntilVerdict::kNoBlock);
}
std::string ContentAnalysisInfo::GetContentAreaAccountEmail() const {
if (!IncludeContentAreaAccountEmail(tab_url())) {
return "";
}
auto* im = identity_manager();
if (!im) {
return "";
}
auto accounts = im->GetAccountsInCookieJar();
if (accounts.GetAllAccounts().size() == 1) {
return accounts.GetAllAccounts()[0].email;
}
size_t user_index = GetUserIndex(tab_url()).value_or(0);
if (user_index >= accounts.GetAllAccounts().size()) {
return "";
}
return accounts.GetAllAccounts()[user_index].email;
}
} // namespace enterprise_connectors
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