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#!/usr/bin/env python3
# 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.
"""Scans components/autofill/core/browser/field_types.h for ServerFieldTypes
and updates histograms that are calculated form this enum.
"""
import optparse
import os
import re
import sys
sys.path.append(os.path.join(os.path.dirname(__file__), '..', 'common'))
import path_util
import update_histogram_enum
FIELD_TYPES_PATH = 'components/autofill/core/browser/field_types.h'
def ReadServerFieldTypes(filename):
# Read the enum ServerFieldType as a list of lines
before_enum = True
content = []
with open(path_util.GetInputFile(filename)) as f:
for line in f.readlines():
# Search for beginning of enum.
if before_enum:
if line.startswith('enum ServerFieldType {'):
before_enum = False
continue
# Terminate at end of enum.
if line.startswith(' MAX_VALID_FIELD_TYPE ='):
break
content.append(line)
ENUM_REGEX = re.compile(
r"""^\s+(\w+)\s+= # capture the enum name
\s+(\d+),?$ # capture the id
""", re.VERBOSE)
enums = {}
for line in content:
enum_match = ENUM_REGEX.search(line)
if enum_match:
enum_name = enum_match.group(1)
enum_id = int(enum_match.group(2))
enums[enum_id] = enum_name
return enums
def GenerateAutofilledFieldUserEditingStatusByFieldType(server_field_types):
result = {}
for enum_id, enum_name in server_field_types.items():
result[16 * enum_id + 0] = f'{enum_name}: edited'
result[16 * enum_id + 1] = f'{enum_name}: accepted'
return result
def GenerateAutofillPredictionsComparisonResult(server_field_types):
result = {}
result[0] = 'None'
for id, name in server_field_types.items():
result[6 * id + 1] = f'{name} - Predictions equal - Value agrees'
result[6 * id + 2] = f'{name} - Predictions equal - Value disagrees'
result[6 * id + 3] = \
f'{name} - Predictions different - Value agrees with old prediction'
result[6 * id + 4] = \
f'{name} - Predictions different - Value agrees with new prediction'
result[6 * id + 5] = \
f'{name} - Predictions different - Value agrees with neither prediction'
result[6 * id + 6] = \
f'{name} - Predictions different - Value agrees with both predictions'
return result
if __name__ == '__main__':
server_field_types = ReadServerFieldTypes(FIELD_TYPES_PATH)
update_histogram_enum.UpdateHistogramFromDict('AutofillServerFieldType',
server_field_types,
FIELD_TYPES_PATH,
os.path.basename(__file__))
update_histogram_enum.UpdateHistogramFromDict(
'AutofilledFieldUserEditingStatusByFieldType',
GenerateAutofilledFieldUserEditingStatusByFieldType(server_field_types),
FIELD_TYPES_PATH, os.path.basename(__file__))
update_histogram_enum.UpdateHistogramFromDict(
'AutofillPredictionsComparisonResult',
GenerateAutofillPredictionsComparisonResult(server_field_types),
FIELD_TYPES_PATH, os.path.basename(__file__))
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