| // Copyright 2023 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/segmentation_platform/internal/execution/processing/processing_utils.h" |
| |
| #include "base/strings/string_util.h" |
| |
| namespace segmentation_platform::processing { |
| |
| // Process OS version string to return os version number as int. |
| int ProcessOsVersionString(std::string os_version) { |
| // Special case handling for `os_version` string. |
| if (os_version == "5.0.99") { |
| return 6; |
| } |
| if (os_version == "6.0.99") { |
| return 7; |
| } |
| if (os_version == "7.0.99") { |
| return 8; |
| } |
| if (os_version == "8.0.99") { |
| return 9; |
| } |
| if (os_version == "9.0.99") { |
| return 10; |
| } |
| if (os_version == "10.0.99") { |
| return 11; |
| } |
| |
| // Note: we sometimes see some special cases (such as "10.0") with |
| // non-trivial number of clients (e.g. 12k). But when such cases represent a |
| // trivial minority (e.g. "10.0" is 0.02% of the "10" clients), we conclude |
| // that the special version isn't mainstream and we prefer to leave the OS |
| // version as unknown. |
| |
| // For version starting from 10 or above with dots. |
| int os_version_number = 0; |
| size_t found = os_version.find("."); |
| if (found != std::string::npos) { |
| if (base::StringToInt(os_version.substr(0, found), &os_version_number)) { |
| return os_version_number; |
| } |
| } |
| |
| // Returns the best effort parsing the version number. |
| base::StringToInt(os_version, &os_version_number); |
| return os_version_number; |
| } |
| |
| } // namespace segmentation_platform::processing |
