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chore: update the generator of json

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- add PO file extractor for BME prototypes.
- add validator for BME prototypes but not finished.
- update json builder script.
This commit is contained in:
yyc12345 2025-01-09 21:41:52 +08:00
parent 77315ffbea
commit 1d7ac76d0e
4 changed files with 411 additions and 15 deletions
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2
bbp_ng/OP_OBJECT_legacy_align.py
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@ -140,7 +140,7 @@ class BBP_OT_legacy_align(bpy.types.Operator):
def execute(self, context):
# get processed objects
(current_obj, target_objs) = _prepare_objects()
# INFO: YYC MARK:
# YYC MARK:
# This statement is VERY IMPORTANT.
# If this statement is not presented, Blender will return identity matrix
# when getting world matrix from Object since the second execution of this function.

230
bbp_ng/tools/bme_relatives.py Normal file
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@ -0,0 +1,230 @@
import typing
import collections
import simple_po
#region Translation Constant
## TODO:
# This translation context string prefix is cpoied from UTIL_translation.py.
# If the context string of translation changed, please synchronize it.
CTX_TRANSLATION: str = 'BBP/BME'
#endregion
#region BME Tokens
## TODO:
# These token are copied from UTIL_bme.py.
# If anything changed, such as BME standard, these tokens should be synchronized between these 2 modules.
TOKEN_IDENTIFIER: str = 'identifier'
TOKEN_SHOWCASE: str = 'showcase'
TOKEN_SHOWCASE_TITLE: str = 'title'
TOKEN_SHOWCASE_ICON: str = 'icon'
TOKEN_SHOWCASE_TYPE: str = 'type'
TOKEN_SHOWCASE_CFGS: str = 'cfgs'
TOKEN_SHOWCASE_CFGS_FIELD: str = 'field'
TOKEN_SHOWCASE_CFGS_TYPE: str = 'type'
TOKEN_SHOWCASE_CFGS_TITLE: str = 'title'
TOKEN_SHOWCASE_CFGS_DESC: str = 'desc'
TOKEN_SHOWCASE_CFGS_DEFAULT: str = 'default'
TOKEN_SKIP: str = 'skip'
TOKEN_PARAMS: str = 'params'
TOKEN_PARAMS_FIELD: str = 'field'
TOKEN_PARAMS_DATA: str = 'data'
TOKEN_VARS: str = 'vars'
TOKEN_VARS_FIELD: str = 'field'
TOKEN_VARS_DATA: str = 'data'
TOKEN_VERTICES: str = 'vertices'
TOKEN_VERTICES_SKIP: str = 'skip'
TOKEN_VERTICES_DATA: str = 'data'
TOKEN_FACES: str = 'faces'
TOKEN_FACES_SKIP: str = 'skip'
TOKEN_FACES_TEXTURE: str = 'texture'
TOKEN_FACES_INDICES: str = 'indices'
TOKEN_FACES_UVS: str = 'uvs'
TOKEN_FACES_NORMALS: str = 'normals'
TOKEN_INSTANCES: str = 'instances'
TOKEN_INSTANCES_IDENTIFIER: str = 'identifier'
TOKEN_INSTANCES_SKIP: str = 'skip'
TOKEN_INSTANCES_PARAMS: str = 'params'
TOKEN_INSTANCES_TRANSFORM: str = 'transform'
#endregion
class Reporter():
"""
General reporter commonly used by BME validator.
"""
def __init__(self):
pass
def __report(self, type: str, msg: str, context: str | None) -> None:
strl: str = f'[{type}]'
if context is not None:
strl += f'[{context}]'
strl += ' ' + msg
print(strl)
def error(self, msg: str, context: str | None = None) -> None:
"""
@brief Report an error.
@param[in] msg The message to show.
@param[in] context The context of this message, e.g. the file path. None if no context.
"""
self.__report('Error', msg, context)
def warning(self, msg: str, context: str | None = None) -> None:
"""
@brief Report a warning.
@param[in] msg The message to show.
@param[in] context The context of this message, e.g. the file path. None if no context.
"""
self.__report('Warning', msg, context)
def info(self, msg: str, context: str | None = None) -> None:
"""
@brief Report a info.
@param[in] msg The message to show.
@param[in] context The context of this message, e.g. the file path. None if no context.
"""
self.__report('Info', msg, context)
class Hierarchy():
"""
The hierarchy builder for BME validator to build context string representing the location where error happen.
And it can be utilized by BME extractor to generate the context of translation.
"""
__mStack: collections.deque[str]
def __init__(self):
self.__mStack = collections.deque()
def push(self, item: str) -> None:
"""
@brief Add an item into this hierarchy.
@param[in] item New added item.
"""
self.__mStack.append(item)
def push_index(self, index: int) -> None:
"""
@brief Add an integral index into this hierarchy.
@details
The difference between this and normal push function is that added item is integral index.
This function will automatically convert it to string with a special format first, then push it into hierarchy.
@param[in] item New added index.
"""
self.__mStack.append(f'[{index}]')
def pop(self) -> None:
"""
@brief Remove the top item from hierarchy
"""
self.__mStack.pop()
def build_hierarchy_string(self) -> str:
"""
Build the string which can represent this hierarchy.
@return The built string representing this hierarchy.
"""
return '/'.join(self.__mStack)
class BMEValidator():
"""
The validator for BME prototype declarartions.
This validator will validate given prototype declaration JSON structure,
to check then whether have all essential fields BME standard required and whether have any unknown fields.
"""
__mPrototypeSet: set[str]
__mHierarchy: Hierarchy
__mReporter: Reporter
def __init__(self, reporter: Reporter):
self.__mPrototypeSet = set()
self.__mHierarchy = Hierarchy()
self.__mReporter = reporter
def validate(self, assoc_file: str, prototypes: typing.Any) -> None:
self.__mHierarchy.push(assoc_file)
self.__mHierarchy.pop()
class BMEExtractor():
"""
A GetText extractor for BME prototype declarations.
This extractor can extract all UI infomations which will be shown on Blender first.
Then write them into caller given PO file. So that translator can translate them.
Blender default I18N plugin can not recognise these dynamic loaded content,
so that's the reason why this class invented.
Please note all data should be validate first, then pass to this class.
Otherwise it is undefined behavior.
"""
__mAssocFile: str
__mHierarchy: Hierarchy
__mPoWriter: simple_po.PoWriter
def __init__(self, po_writer: simple_po.PoWriter):
self.__mAssocFile = ''
self.__mHierarchy = Hierarchy()
self.__mPoWriter = po_writer
def extract(self, assoc_file: str, prototypes: list[dict[str, typing.Any]]) -> None:
self.__mAssocFile = assoc_file
for prototype in prototypes:
self.__extract_prototype(prototype)
def __add_translation(self, strl: str) -> None:
self.__mPoWriter.add_entry(
strl,
CTX_TRANSLATION + '/' + self.__mHierarchy.build_hierarchy_string(),
self.__mAssocFile
)
def __extract_prototype(self, prototype: dict[str, typing.Any]) -> None:
# get identifier first
identifier: str = prototype[TOKEN_IDENTIFIER]
self.__mHierarchy.push(identifier)
# get showcase node and only write PO file if it is not template prototype
showcase: dict[str, typing.Any] | None = prototype[TOKEN_SHOWCASE]
if showcase is not None:
self.__extract_showcase(showcase)
self.__mHierarchy.pop()
def __extract_showcase(self, showcase: dict[str, typing.Any]) -> None:
# export self name first
self.__add_translation(showcase[TOKEN_SHOWCASE_TITLE])
# iterate cfgs
cfgs: list[dict[str, typing.Any]] = showcase[TOKEN_SHOWCASE_CFGS]
for cfg_index, cfg in enumerate(cfgs):
self.__extract_showcase_cfg(cfg_index, cfg)
def __extract_showcase_cfg(self, index: int, cfg: dict[str, typing.Any]) -> None:
self.__mHierarchy.push_index(index)
# extract field title and description
title: str = cfg[TOKEN_SHOWCASE_CFGS_TITLE]
desc: str = cfg[TOKEN_SHOWCASE_CFGS_DESC]
# and export them respectively
self.__add_translation(title)
self.__add_translation(desc)
self.__mHierarchy.pop()

95
bbp_ng/tools/build_jsons.py
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@ -1,17 +1,7 @@
import os, json
import os, json, typing
import bme_relatives, simple_po
import common
def compress_json(src_file: str, dst_file: str) -> None:
with open(src_file, 'r', encoding = 'utf-8') as fr:
with open(dst_file, 'w', encoding = 'utf-8') as fw:
json.dump(
json.load(fr), # load from src file
fw,
indent = None, # no indent. the most narrow style.
separators = (',', ':'), # also for narrow style.
sort_keys = False, # do not sort key
)
def create_compressed_jsons() -> None:
# get folder path
root_folder: str = common.get_plugin_folder()
@ -38,6 +28,83 @@ def create_compressed_jsons() -> None:
print('Done.')
if __name__ == '__main__':
create_compressed_jsons()
class JsonCompressor():
__mReporter: bme_relatives.Reporter
__mPoWriter: simple_po.PoWriter
__mValidator: bme_relatives.BMEValidator
__mExtractor: bme_relatives.BMEExtractor
def __init__(self):
self.__mReporter = bme_relatives.Reporter()
self.__mPoWriter = simple_po.PoWriter(
os.path.join(common.get_plugin_folder(), 'i18n', 'bme.pot'),
'BME Prototypes'
)
self.__mValidator = bme_relatives.BMEValidator(self.__mReporter)
self.__mExtractor = bme_relatives.BMEExtractor(self.__mPoWriter)
def __enter__(self):
return self
def __exit__(self, exc_type, exc_value, traceback):
self.close()
def close(self) -> None:
self.__mPoWriter.close()
def run(self) -> None:
self.__compress_jsons()
def __compress_jsons(self) -> None:
# get folder path
root_folder: str = common.get_plugin_folder()
# prepare handler
def folder_handler(src_folder: str, dst_folder: str) -> None:
# just create folder
self.__mReporter.info(f'Creating Folder: {src_folder} -> {dst_folder}')
os.makedirs(dst_folder, exist_ok = True)
def file_handler(src_file: str, dst_file: str) -> None:
# skip non-json
if not src_file.endswith('.json'): return
# call compress func
self.__mReporter.info(f'Processing Json: {src_file} -> {dst_file}')
self.__compress_json(src_file, dst_file)
# call common processor
common.common_file_migrator(
os.path.join(root_folder, 'raw_jsons'),
os.path.join(root_folder, 'jsons'),
folder_handler,
file_handler
)
self.__mReporter.info('Done.')
def __compress_json(self, src_file: str, dst_file: str) -> None:
# load data first
loaded_prototypes: typing.Any
with open(src_file, 'r', encoding = 'utf-8') as fr:
loaded_prototypes = json.load(fr)
# validate loaded data
self.__mValidator.validate(os.path.basename(src_file), loaded_prototypes)
# extract translation
self.__mExtractor.extract(os.path.basename(src_file), loaded_prototypes)
# save result
with open(dst_file, 'w', encoding = 'utf-8') as fw:
json.dump(
loaded_prototypes, # loaded data
fw,
indent = None, # no indent. the most narrow style.
separators = (',', ':'), # also for narrow style.
sort_keys = False, # do not sort key
)
if __name__ == '__main__':
with JsonCompressor() as json_compressor:
json_compressor.run()

99
bbp_ng/tools/simple_po.py Normal file
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@ -0,0 +1,99 @@
import typing
import io
import datetime
class PoWriter():
"""
The simple PO file writer.
This class is just served for writing POT files.
It may be convenient when exporting PO file for thoese whose format can not be parsed by formal tools.
"""
__cEscapeCharsDict: typing.ClassVar[dict[str, str]] = {
'\\': '\\\\',
'"': '\\"',
'\n': '\\n',
'\t': '\\t',
}
__cEscapeCharsTable: typing.ClassVar[dict] = str.maketrans(__cEscapeCharsDict)
__mPoFile: io.TextIOWrapper
def __init__(self, po_file_path: str, project_name: str):
# open file
self.__mPoFile = open(po_file_path, 'w', encoding = 'utf-8')
# add default header
self.__add_header(project_name)
def __enter__(self):
return self
def __exit__(self, exc_type, exc_value, traceback):
self.close()
def close(self) -> None:
self.__mPoFile.close()
def __write_line(self, val: str) -> None:
self.__mPoFile.write(val)
self.__mPoFile.write('\n')
def __escape_str(self, val: str) -> str:
"""
This function escapes a given string to make it safe to use as a C++ string literal.
@param[in] val Original string
@return Escaped string
"""
return val.translate(PoWriter.__cEscapeCharsTable)
def __add_header(self, project_name: str) -> None:
"""
Add default header for PO file.
@param[in] project_name The project name written in file.
"""
now_datetime = datetime.datetime.now()
self.__write_line('# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.')
self.__write_line('msgid ""')
self.__write_line('msgstr ""')
self.__write_line(f'"Project-Id-Version: {self.__escape_str(project_name)}\\n"')
self.__write_line(f'"POT-Creation-Date: {now_datetime.strftime("%Y-%m-%d %H:%M%Z")}\\n"')
self.__write_line('"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\\n"')
self.__write_line('"Last-Translator: FULL NAME <EMAIL@ADDRESS>\\n"')
self.__write_line('"Language-Team: LANGUAGE <LL@li.org>\\n"')
self.__write_line('"Language: __POT__\\n"')
self.__write_line('"MIME-Version: 1.0\\n"')
self.__write_line('"Content-Type: text/plain; charset=UTF-8\\n"')
self.__write_line('"Content-Transfer-Encoding: 8bit\\n"')
self.__write_line('"X-Generator: simple_po.PoWriter\\n"')
def add_entry(self, msg: str, msg_context: str | None = None, extracted_comment: str | None = None, reference: str | None = None) -> None:
"""
@brief Write an entry into PO file with given arguments.
@details
Please note this function will NOT check whether there already is a duplicated entry which has been written.
You must check this on your own.
@param[in] msg The message string need to be translated.
@param[in] msg_context The context of this message.
@param[in] extracted_comment The extracted comment of this message. None if no reference. Line breaker is not allowed.
@param[in] reference The code refernece of this message. None if no reference. Line breaker is not allowed.
"""
# empty string will not be translated
if msg == '': return
# write blank line first
self.__write_line('')
if extracted_comment:
self.__write_line(f'#. {extracted_comment}')
if reference:
self.__write_line(f'#: {reference}')
if msg_context:
self.__write_line(f'msgctxt "{self.__escape_str(msg_context)}"')
self.__write_line(f'msgid "{self.__escape_str(msg)}"')
self.__write_line('msgstr ""')
def build_code_reference(self, code_file_path: str, code_line_number: int) -> str:
"""
A convenient function to build code reference string used when adding entry.
@param[in] code_file_path The path to associated code file.
@param[in] code_line_number The line number of associated code within given file.
"""
return f'{code_file_path}:{code_line_number}'