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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/private_aggregation/private_aggregation_manager.h"
#include <stddef.h>
#include <optional>
#include <string>
#include "base/numerics/safe_conversions.h"
#include "content/browser/private_aggregation/private_aggregation_manager_impl.h"
#include "content/browser/storage_partition_impl.h"
#include "content/public/browser/browser_context.h"
namespace content {
PrivateAggregationManager* PrivateAggregationManager::GetManager(
BrowserContext& browser_context) {
return static_cast<StoragePartitionImpl*>(
browser_context.GetDefaultStoragePartition())
->GetPrivateAggregationManager();
}
bool PrivateAggregationManager::ShouldSendReportDeterministically(
PrivateAggregationCallerApi caller_api,
const std::optional<std::string>& context_id,
base::StrictNumeric<size_t> filtering_id_max_bytes,
std::optional<size_t> requested_max_contributions) {
if (context_id.has_value() ||
filtering_id_max_bytes !=
PrivateAggregationHost::kDefaultFilteringIdMaxBytes) {
return true;
}
if (requested_max_contributions.has_value()) {
const size_t default_max_contributions =
PrivateAggregationHost::GetEffectiveMaxContributions(
caller_api, /*requested_max_contributions=*/std::nullopt);
// We deviate from the spec by using `requested_max_contributions` directly,
// rather than first computing the effective max contributions. This is fine
// because we know that `GetEffectiveMaxContributions()` preserves equality
// to each of the API-specific default values.
return *requested_max_contributions != default_max_contributions;
}
return false;
}
} // namespace content
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