start refacto

This commit is contained in:
2024-05-27 17:22:45 +02:00
parent f7c125ae7b
commit a01b282f45
61 changed files with 528 additions and 3243 deletions
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"""
Util function for this addon
"""
import bpy
from . bl_utils import get_addon_prefs
def thumbnail_blend_file(input_blend, output_img):
input_blend = Path(input_blend).resolve()
output_img = Path(output_img).resolve()
print(f'Thumbnailing {input_blend} to {output_img}')
blender_thumbnailer = Path(bpy.app.binary_path).parent / 'blender-thumbnailer'
output_img.parent.mkdir(exist_ok=True, parents=True)
subprocess.call([blender_thumbnailer, str(input_blend), str(output_img)])
success = output_img.exists()
if not success:
empty_preview = RESOURCES_DIR / 'empty_preview.png'
shutil.copy(str(empty_preview), str(output_img))
return success
def get_active_library():
'''Get the pref library properties from the active library of the asset browser'''
prefs = get_addon_prefs()
lib_ref = bpy.context.space_data.params.asset_library_reference
#Check for merged library
for l in prefs.libraries:
if l.name == lib_ref:
return l
def update_library_path(self, context):
"""Removing all asset libraries and recreate them"""
addon_prefs = get_addon_prefs()
libs = context.preferences.filepaths.asset_libraries
for i, lib in reversed(list(enumerate(libs))):
if (addon_lib := addon_prefs.libraries.get(lib.name)) and addon_lib.path == lib.path:
bpy.ops.preferences.asset_library_remove(index=i)
for addon_lib in addon_prefs.libraries:
if not addon_lib.use:
continue
bpy.ops.preferences.asset_library_add(directory=str(addon_lib.path))
libs[-1].name = addon_lib.name
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"""
Generic Blender functions
"""
from pathlib import Path
from fnmatch import fnmatch
from typing import Any, List, Iterable, Optional, Tuple
Datablock = Any
import bpy
from bpy_extras import asset_utils
#from asset_library.constants import RESOURCES_DIR
#from asset_library.common.file_utils import no
from os.path import abspath
import subprocess
class attr_set():
'''Receive a list of tuple [(data_path, "attribute" [, wanted value)] ]
entering with-statement : Store existing values, assign wanted value (if any)
exiting with-statement: Restore values to their old values
'''
def __init__(self, attrib_list):
self.store = []
# item = (prop, attr, [new_val])
for item in attrib_list:
prop, attr = item[:2]
self.store.append( (prop, attr, getattr(prop, attr)) )
for item in attrib_list:
prop, attr = item[:2]
if len(item) >= 3:
try:
setattr(prop, attr, item[2])
except TypeError:
print(f'Cannot set attribute {attr} to {prop}')
def __enter__(self):
return self
def __exit__(self, exc_type, exc_value, exc_traceback):
self.restore()
def restore(self):
for prop, attr, old_val in self.store:
setattr(prop, attr, old_val)
def unique_name(name, names):
if name not in names:
return name
i = 1
org_name = name
while name in names:
name = f'{org_name}.{i:03d}'
i += 1
return name
def get_overriden_col(ob, scene=None):
scn = scene or bpy.context.scene
cols = [c for c in bpy.data.collections if scn.user_of_id(c)]
return next((c for c in cols if ob in c.all_objects[:]
if all(not c.override_library for c in get_col_parents(c))), None)
def get_view3d_persp():
windows = bpy.context.window_manager.windows
view_3ds = [a for w in windows for a in w.screen.areas if a.type == 'VIEW_3D']
view_3d = next((a for a in view_3ds if a.spaces.active.region_3d.view_perspective == 'PERSP'), view_3ds[0])
return view_3d
def get_viewport():
screen = bpy.context.screen
areas = [a for a in screen.areas if a.type == 'VIEW_3D']
areas.sort(key=lambda x : x.width*x.height)
return areas[-1]
def biggest_asset_browser_area(screen: bpy.types.Screen) -> Optional[bpy.types.Area]:
"""Return the asset browser Area that's largest on screen.
:param screen: context.window.screen
:return: the Area, or None if no Asset Browser area exists.
"""
def area_sorting_key(area: bpy.types.Area) -> Tuple[bool, int]:
"""Return area size in pixels."""
return (area.width * area.height)
areas = list(suitable_areas(screen))
if not areas:
return None
return max(areas, key=area_sorting_key)
def suitable_areas(screen: bpy.types.Screen) -> Iterable[bpy.types.Area]:
"""Generator, yield Asset Browser areas."""
for area in screen.areas:
space_data = area.spaces[0]
if not asset_utils.SpaceAssetInfo.is_asset_browser(space_data):
continue
yield area
def area_from_context(context: bpy.types.Context) -> Optional[bpy.types.Area]:
"""Return an Asset Browser suitable for the given category.
Prefers the current Asset Browser if available, otherwise the biggest.
"""
space_data = context.space_data
if asset_utils.SpaceAssetInfo.is_asset_browser(space_data):
return context.area
# Try the current screen first.
browser_area = biggest_asset_browser_area(context.screen)
if browser_area:
return browser_area
for win in context.window_manager.windows:
if win.screen == context.screen:
continue
browser_area = biggest_asset_browser_area(win.screen)
if browser_area:
return browser_area
return None
def activate_asset(
asset: bpy.types.Action, asset_browser: bpy.types.Area, *, deferred: bool
) -> None:
"""Select & focus the asset in the browser."""
space_data = asset_browser.spaces[0]
assert asset_utils.SpaceAssetInfo.is_asset_browser(space_data)
space_data.activate_asset_by_id(asset, deferred=deferred)
def active_catalog_id(asset_browser: bpy.types.Area) -> str:
"""Return the ID of the catalog shown in the asset browser."""
return params(asset_browser).catalog_id
def get_asset_space_params(asset_browser: bpy.types.Area) -> bpy.types.FileAssetSelectParams:
"""Return the asset browser parameters given its Area."""
space_data = asset_browser.spaces[0]
assert asset_utils.SpaceAssetInfo.is_asset_browser(space_data)
return space_data.params
def refresh_asset_browsers():
for area in suitable_areas(bpy.context.screen):
bpy.ops.asset.library_refresh({"area": area, 'region': area.regions[3]})
def tag_redraw(screen: bpy.types.Screen) -> None:
"""Tag all asset browsers for redrawing."""
for area in suitable_areas(screen):
area.tag_redraw()
# def get_blender_command(file=None, script=None, background=True, **args):
# '''Return a Blender Command as a list to be used in a subprocess'''
# cmd = [bpy.app.binary_path]
# if file:
# cmd += [str(file)]
# if background:
# cmd += ['--background']
# if script:
# cmd += ['--python', str(script)]
# if args:
# cmd += ['--']
# for k, v in args.items():
# cmd += [f"--{k.replace('_', '-')}", str(v)]
# return cmd
def norm_value(value):
if isinstance(value, (tuple, list)):
values = []
for v in value:
if not isinstance(v, str):
v = json.dumps(v)
values.append(v)
return values
if isinstance(value, Path):
return str(value)
if not isinstance(value, str):
value = json.dumps(value)
return value
def norm_arg(arg_name, format=str.lower, prefix='--', separator='-'):
arg_name = norm_str(arg_name, format=format, separator=separator)
return prefix + arg_name
def get_bl_cmd(blender=None, background=False, focus=True, blendfile=None, script=None, **kargs):
cmd = [str(blender)] if blender else [bpy.app.binary_path]
if background:
cmd += ['--background']
if not focus and not background:
cmd += ['--no-window-focus']
cmd += ['--window-geometry', '5000', '0', '10', '10']
cmd += ['--python-use-system-env']
if blendfile:
cmd += [str(blendfile)]
if script:
cmd += ['--python', str(script)]
if kargs:
cmd += ['--']
for k, v in kargs.items():
k = norm_arg(k)
v = norm_value(v)
cmd += [k]
if isinstance(v, (tuple, list)):
cmd += v
else:
cmd += [v]
return cmd
def get_addon_prefs():
addon_name = __package__.split('.')[0]
return bpy.context.preferences.addons[addon_name].preferences
def get_col_parents(col, root=None, cols=None):
'''Return a list of parents collections of passed col
root : Pass a collection to search in (recursive)
else search in master collection
'''
if cols is None:
cols = []
if root == None:
root = bpy.context.scene.collection
for sub in root.children:
if sub == col:
cols.append(root)
if len(sub.children):
cols = get_col_parents(col, root=sub, cols=cols)
return cols
def get_overriden_col(ob, scene=None):
'''Get the collection use for making the override'''
scn = scene or bpy.context.scene
cols = [c for c in bpy.data.collections if scn.user_of_id(c)]
return next((c for c in cols if ob in c.all_objects[:]
if all(not c.override_library for c in get_col_parents(c))), None)
def load_assets_from(filepath: Path) -> List[Datablock]:
if not has_assets(filepath):
# Avoid loading any datablocks when there are none marked as asset.
return []
# Append everything from the file.
with bpy.data.libraries.load(str(filepath)) as (
data_from,
data_to,
):
for attr in dir(data_to):
setattr(data_to, attr, getattr(data_from, attr))
# Iterate over the appended datablocks to find assets.
def loaded_datablocks() -> Iterable[Datablock]:
for attr in dir(data_to):
datablocks = getattr(data_to, attr)
for datablock in datablocks:
yield datablock
loaded_assets = []
for datablock in loaded_datablocks():
if not getattr(datablock, "asset_data", None):
continue
# Fake User is lost when appending from another file.
datablock.use_fake_user = True
loaded_assets.append(datablock)
return loaded_assets
def has_assets(filepath: Path) -> bool:
with bpy.data.libraries.load(str(filepath), assets_only=True) as (
data_from,
_,
):
for attr in dir(data_from):
data_names = getattr(data_from, attr)
if data_names:
return True
return False
def copy_frames(start, end, offset, path):
for i in range (start, end):
src = path.replace('####', f'{i:04d}')
dst = src.replace(src.split('_')[-1].split('.')[0], f'{i+offset:04d}')
shutil.copy2(src, dst)
def split_path(path) :
try :
bone_name = path.split('["')[1].split('"]')[0]
except :
bone_name = None
try :
prop_name = path.split('["')[2].split('"]')[0]
except :
prop_name = path.split('.')[-1]
return bone_name, prop_name
def load_datablocks(src, names=None, type='objects', link=True, expr=None, assets_only=False) -> list:
return_list = not isinstance(names, str)
names = names or []
if not isinstance(names, (list, tuple)):
names = [names]
if isinstance(expr, str):
pattern = expr
expr = lambda x : fnmatch(x, pattern)
with bpy.data.libraries.load(str(src), link=link,assets_only=assets_only) as (data_from, data_to):
datablocks = getattr(data_from, type)
if expr:
names += [i for i in datablocks if expr(i)]
elif not names:
names = datablocks
setattr(data_to, type, names)
datablocks = getattr(data_to, type)
if return_list:
return datablocks
elif datablocks:
return datablocks[0]
"""
# --- Collection handling
"""
def col_as_asset(col, verbose=False):
if col is None:
return
if verbose:
print('linking:', col.name)
pcol = bpy.data.collections.new(col.name)
bpy.context.scene.collection.children.link(pcol)
pcol.children.link(col)
pcol.asset_mark()
return pcol
def load_col(filepath, name, link=True, override=True, rig_pattern=None, context=None):
'''Link a collection by name from a file and override if has armature'''
# with bpy.data.libraries.load(filepath, link=link) as (data_from, data_to):
# data_to.collections = [c for c in data_from.collections if c == name]
# if not data_to.collections:
# return
# return data_to.collections[0]
context = context or bpy.context
col = load_datablocks(filepath, name, link=link, type='collections')
## create instance object
inst = bpy.data.objects.new(col.name, None)
inst.instance_collection = col
inst.instance_type = 'COLLECTION'
context.scene.collection.objects.link(inst)
# make active
inst.select_set(True)
context.view_layer.objects.active = inst
## simple object (no armatures)
if not link or not override:
return inst
if not next((o for o in col.all_objects if o.type == 'ARMATURE'), None):
return inst
## Create the override
# Search
parent_cols = inst.users_collection
child_cols = [child for pcol in parent_cols for child in pcol.children]
params = {'active_object': inst, 'selected_objects': [inst]}
try:
bpy.ops.object.make_override_library(params)
## check which collection is new in parents collection
asset_col = next((c for pcol in parent_cols for c in pcol.children if c not in child_cols), None)
if not asset_col:
print('Overriden, but no collection found !!')
return
for ob in asset_col.all_objects:
if ob.type != 'ARMATURE':
continue
if rig_pattern and not fnmatch(ob.name, rig_pattern):
continue
ob.hide_select = ob.hide_viewport = False
ob.select_set(True)
context.view_layer.objects.active = ob
print(ob.name)
return ob
except Exception as e:
print(f'Override failed on {col.name}')
print(e)
return inst
def get_preview(asset_path='', asset_name=''):
asset_preview_dir = Path(asset_path).parents[1]
name = asset_name.lower()
return next((f for f in asset_preview_dir.rglob('*') if f.stem.lower().endswith(name)), None)
def get_object_libraries(ob):
if ob is None:
return []
libraries = [ob.library]
if ob.data:
libraries += [ob.data.library]
if ob.type in ('MESH', 'CURVE'):
libraries += [m.library for m in ob.data.materials if m]
filepaths = []
for l in libraries:
if not l or not l.filepath:
continue
absolute_filepath = abspath(bpy.path.abspath(l.filepath, library=l))
if absolute_filepath in filepaths:
continue
filepaths.append(absolute_filepath)
return filepaths
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from pathlib import Path
import uuid
import bpy
class CatalogItem:
"""Represent a single item of a catalog"""
def __init__(self, catalog, path=None, name=None, id=None):
self.catalog = catalog
self.path = path
self.name = name
self.id = str(id or uuid.uuid4())
if isinstance(self.path, Path):
self.path = self.path.as_posix()
if self.path and not self.name:
self.name = self.norm_name(self.path)
def parts(self):
return Path(self.name).parts
def norm_name(self, name):
"""Get a norm name from a catalog_path entry"""
return name.replace('/', '-')
def __repr__(self):
return f'CatalogItem(name={self.name}, path={self.path}, id={self.id})'
class CatalogContext:
"""Utility class to get catalog relative to the current context asset browser area"""
@staticmethod
def poll():
return asset_utils.SpaceAssetInfo.is_asset_browser(bpy.context.space_data)
@property
def id(self):
if not self.poll():
return
return bpy.context.space_data.params.catalog_id
@property
def item(self):
if not self.poll():
return
return self.get(id=self.active_id)
@property
def path(self):
if not self.poll():
return
if self.active_item:
return self.active_item.path
return ''
class Catalog:
"""Represent the catalog of the blender asset browser library"""
def __init__(self, directory=None):
self.directory = None
self._data = {}
if directory:
self.directory = Path(directory)
self.context = CatalogContext()
@property
def filepath(self):
"""Get the filepath of the catalog text file relative to the directory"""
if self.directory:
return self.directory /'blender_assets.cats.txt'
def read(self):
"""Read the catalog file of the library target directory or of the specified directory"""
if not self.filepath or not self.filepath.exists():
return {}
self._data.clear()
print(f'Read catalog from {self.filepath}')
for line in self.filepath.read_text(encoding="utf-8").split('\n'):
if line.startswith(('VERSION', '#')) or not line:
continue
cat_id, cat_path, cat_name = line.split(':')
self._data[cat_id] = CatalogItem(self, name=cat_name, id=cat_id, path=cat_path)
return self
def write(self, sort=True):
"""Write the catalog file in the library target directory or of the specified directory"""
if not self.filepath:
raise Exception(f'Cannot write catalog {self} no filepath setted')
lines = ['VERSION 1', '']
catalog_items = list(self)
if sort:
catalog_items.sort(key=lambda x : x.path)
for catalog_item in catalog_items:
lines.append(f"{catalog_item.id}:{catalog_item.path}:{catalog_item.name}")
print(f'Write Catalog at: {self.filepath}')
self.filepath.write_text('\n'.join(lines), encoding="utf-8")
def get(self, path=None, id=None, fallback=None):
"""Found a catalog item by is path or id"""
if isinstance(path, Path):
path = path.as_posix()
if id:
return self._data.get(id)
for catalog_item in self:
if catalog_item.path == path:
return catalog_item
return fallback
def remove(self, catalog_item):
"""Get a CatalogItem with is path and removing it if found"""
if not isinstance(catalog_item, CatalogItem):
catalog_item = self.get(catalog_item)
if catalog_item:
return self._data.pop(catalog_item.id)
print(f'Warning: {catalog_item} cannot be remove, not in {self}')
return None
def add(self, catalog_path):
"""Adding a CatalogItem with the missing parents"""
# Add missing parents catalog
for parent in Path(catalog_path).parents[:-1]:
print(parent, self.get(parent))
if self.get(parent):
continue
cat_item = CatalogItem(self, path=parent)
self._data[cat_item.id] = cat_item
cat_item = self.get(catalog_path)
if not cat_item:
cat_item = CatalogItem(self, path=catalog_path)
self._data[cat_item.id] = cat_item
return cat_item
def update(self, catalogs):
'Add or remove catalog entries if on the list given or not'
catalogs = set(catalogs) # Remove doubles
added = [c for c in catalogs if not self.get(path=c)]
removed = [c.path for c in self if c.path not in catalogs]
if added:
print(f'{len(added)} Catalog Entry Added \n{tuple(c.name for c in added[:10])}...\n')
if removed:
print(f'{len(removed)} Catalog Entry Removed \n{tuple(c.name for c in removed[:10])}...\n')
for catalog_item in removed:
self.remove(catalog_item)
for catalog_item in added:
self.add(catalog_item)
def __iter__(self):
return self._data.values().__iter__()
def __getitem__(self, key):
if isinstance(key, int):
return self._data.values()[key]
return self._data[key]
def __contains__(self, item):
if isinstance(item, str): # item is the id
return item in self._data
else:
return item in self
def __repr__(self):
return f'Catalog(filepath={self.filepath})'
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"""Generic python functions to make operation on file and names"""
import fnmatch
import json
import platform
import re
import subprocess
import unicodedata
import os
from pathlib import Path
import importlib
import sys
import shutil
import contextlib
@contextlib.contextmanager
def cd(path):
"""Changes working directory and returns to previous on exit."""
prev_cwd = Path.cwd()
os.chdir(path)
try:
yield
finally:
os.chdir(prev_cwd)
def install_module(module_name, package_name=None):
'''Install a python module with pip or return it if already installed'''
try:
module = importlib.import_module(module_name)
except ModuleNotFoundError:
print(f'Installing Module {module_name} ....')
subprocess.call([sys.executable, '-m', 'ensurepip'])
subprocess.call([sys.executable, '-m', 'pip', 'install', package_name or module_name])
module = importlib.import_module(module_name)
return module
def import_module_from_path(path):
from importlib import util
try:
path = Path(path)
spec = util.spec_from_file_location(path.stem, str(path))
mod = util.module_from_spec(spec)
spec.loader.exec_module(mod)
return mod
except Exception as e:
print(f'Cannot import file {path}')
print(e)
def norm_str(string, separator='_', format=str.lower, padding=0):
string = str(string)
string = string.replace('_', ' ')
string = string.replace('-', ' ')
string = re.sub('[ ]+', ' ', string)
string = re.sub('[ ]+\/[ ]+', '/', string)
string = string.strip()
if format:
string = format(string)
# Padd rightest number
string = re.sub(r'(\d+)(?!.*\d)', lambda x : x.group(1).zfill(padding), string)
string = string.replace(' ', separator)
string = unicodedata.normalize('NFKD', string).encode('ASCII', 'ignore').decode("utf-8")
return string
def remove_version(filepath):
pattern = '_v[0-9]+\.'
search = re.search(pattern, filepath)
if search:
filepath = filepath.replace(search.group()[:-1], '')
return Path(filepath).name
def is_exclude(name, patterns) -> bool:
# from fnmatch import fnmatch
if not isinstance(patterns, (list,tuple)) :
patterns = [patterns]
return any([fnmatch(name, p) for p in patterns])
def get_last_files(root, pattern=r'_v\d{3}\.\w+', only_matching=False, ex_file=None, ex_dir=None, keep=1, verbose=False) -> list:
'''Recursively get last(s) file(s) (when there is multiple versions) in passed directory
root -> str: Filepath of the folder to scan.
pattern -> str: Regex pattern to group files.
only_matching -> bool: Discard files that aren't matched by regex pattern.
ex_file -> list : List of fn_match pattern to exclude files.
ex_dir -> list : List of fn_match pattern of directory name to skip.
keep -> int: Number of lasts versions to keep when there are mutliple versionned files (e.g: 1 keep only last).
verbose -> bool: Print infos in console.
'''
files = []
if ex_file is None:
all_items = [f for f in os.scandir(root)]
else:
all_items = [f for f in os.scandir(root) if not is_exclude(f.name, ex_file)]
allfiles = [f for f in all_items if f.is_file()]
# Need to sort to effectively group separated key in list
allfiles.sort(key=lambda x: x.name)
dirs = [f for f in all_items if f.is_dir()]
for i in range(len(allfiles)-1,-1,-1):# fastest way to iterate on index in reverse
if not re.search(pattern, allfiles[i].name):
if only_matching:
allfiles.pop(i)
else:
files.append(allfiles.pop(i).path)
# separate remaining files in prefix grouped lists
lilist = [list(v) for k, v in groupby(allfiles, key=lambda x: re.split(pattern, x.name)[0])]
# get only item last of each sorted grouplist
for l in lilist:
versions = sorted(l, key=lambda x: x.name)[-keep:] # exclude older
for f in versions:
files.append(f.path)
if verbose and len(l) > 1:
print(f'{root}: keep {str([x.name for x in versions])} out of {len(l)} elements')
for d in dirs: # recursively treat all detected directory
if ex_dir and is_exclude(d.name, ex_dir):
# skip folder with excluded name
continue
files += get_last_files(
d.path, pattern=pattern, only_matching=only_matching, ex_file=ex_file, ex_dir=ex_dir, keep=keep)
return sorted(files)
def copy_file(src, dst, only_new=False, only_recent=False):
if dst.exists():
if only_new:
return
elif only_recent and dst.stat().st_mtime >= src.stat().st_mtime:
return
dst.parent.mkdir(exist_ok=True, parents=True)
print(f'Copy file from {src} to {dst}')
if platform.system() == 'Windows':
subprocess.call(['copy', str(src), str(dst)], shell=True)
else:
subprocess.call(['cp', str(src), str(dst)])
def copy_dir(src, dst, only_new=False, only_recent=False, excludes=['.*'], includes=[]):
src, dst = Path(src), Path(dst)
if includes:
includes = r'|'.join([fnmatch.translate(x) for x in includes])
if excludes:
excludes = r'|'.join([fnmatch.translate(x) for x in excludes])
if dst.is_dir():
dst.mkdir(exist_ok=True, parents=True)
else:
dst.parent.mkdir(exist_ok=True, parents=True)
if src.is_file():
copy_file(src, dst, only_new=only_new, only_recent=only_recent)
elif src.is_dir():
src_files = list(src.rglob('*'))
if excludes:
src_files = [f for f in src_files if not re.match(excludes, f.name)]
if includes:
src_files = [f for f in src_files if re.match(includes, f.name)]
dst_files = [dst/f.relative_to(src) for f in src_files]
for src_file, dst_file in zip(src_files, dst_files) :
if src_file.is_dir():
dst_file.mkdir(exist_ok=True, parents=True)
else:
copy_file(src_file, dst_file, only_new=only_new, only_recent=only_recent)
def open_file(filepath, select=False):
'''Open a filepath inside the os explorer'''
if platform.system() == 'Darwin': # macOS
cmd = ['open']
elif platform.system() == 'Windows': # Windows
cmd = ['explorer']
if select:
cmd += ['/select,']
else: # linux variants
cmd = ['xdg-open']
if select:
cmd = ['nemo']
cmd += [str(filepath)]
subprocess.Popen(cmd)
def open_blender_file(filepath=None):
filepath = filepath or bpy.data.filepath
cmd = sys.argv
# if no filepath, use command as is to reopen blender
if filepath != '':
if len(cmd) > 1 and cmd[1].endswith('.blend'):
cmd[1] = str(filepath)
else:
cmd.insert(1, str(filepath))
subprocess.Popen(cmd)
def read_file(path):
'''Read a file with an extension in (json, yaml, yml, txt)'''
exts = ('.json', '.yaml', '.yml', '.txt')
if not path:
print('Try to read empty file')
path = Path(path)
if not path.exists():
print('File not exist', path)
return
if path.suffix not in exts:
print(f'Cannot read file {path}, extension must be in {exts}')
return
txt = path.read_text()
data = None
if path.suffix.lower() in ('.yaml', '.yml'):
yaml = install_module('yaml')
try:
data = yaml.safe_load(txt)
except Exception:
print(f'Could not load yaml file {path}')
return
elif path.suffix.lower() == '.json':
try:
data = json.loads(txt)
except Exception:
print(f'Could not load json file {path}')
return
else:
data = txt
return data
def write_file(path, data, indent=4):
'''Read a file with an extension in (json, yaml, yml, text)'''
exts = ('.json', '.yaml', '.yml', '.txt')
if not path:
print('Try to write empty file')
path = Path(path)
path.parent.mkdir(parents=True, exist_ok=True)
if path.suffix not in exts:
print(f'Cannot read file {path}, extension must be in {exts}')
return
if path.suffix.lower() in ('.yaml', '.yml'):
yaml = install_module('yaml')
try:
path.write_text(yaml.dump(data), encoding='utf8')
except Exception as e:
print(e)
print(f'Could not write yaml file {path}')
return
elif path.suffix.lower() == '.json':
try:
path.write_text(json.dumps(data, indent=indent), encoding='utf8')
except Exception as e:
print(e)
print(f'Could not write json file {path}')
return
else:
data = path.write_text(data, encoding='utf8')
def synchronize(src, dst, only_new=False, only_recent=False, clear=False):
#actionlib_dir = get_actionlib_dir(custom=custom)
#local_actionlib_dir = get_actionlib_dir(local=True, custom=custom)
try:
if clear and Path(dst).exists():
shutil.rmtree(dst)
#set_actionlib_dir(custom=custom)
script = Path(__file__).parent / 'synchronize.py'
cmd = [
sys.executable,
script,
'--src', str(src),
'--dst', str(dst),
'--only-new', json.dumps(only_new),
'--only-recent', json.dumps(only_recent),
]
subprocess.Popen(cmd)
except Exception as e:
print(e)
+127
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@@ -0,0 +1,127 @@
import re
import os
from pathlib import Path
from fnmatch import fnmatch
from glob import glob
import string
class TemplateFormatter(string.Formatter):
def format_field(self, value, format_spec):
if isinstance(value, str):
spec, sep = [*format_spec.split(':'), None][:2]
if sep:
value = value.replace('_', ' ')
value = value = re.sub(r'([a-z])([A-Z])', rf'\1{sep}\2', value)
value = value.replace(' ', sep)
if spec == 'u':
value = value.upper()
elif spec == 'l':
value = value.lower()
elif spec == 't':
value = value.title()
return super().format(value, format_spec)
class Template:
field_pattern = re.compile(r'{(\w+)\*{0,2}}')
field_pattern_recursive = re.compile(r'{(\w+)\*{2}}')
def __init__(self, template):
#asset_data_path = Path(lib_path) / ASSETLIB_FILENAME
self.raw = template
self.formatter = TemplateFormatter()
@property
def glob_pattern(self):
pattern = self.field_pattern_recursive.sub('**', self.raw)
pattern = self.field_pattern.sub('*', pattern)
return pattern
@property
def re_pattern(self):
pattern = self.field_pattern_recursive.sub('([\\\w -_.\/]+)', self.raw)
pattern = self.field_pattern.sub('([\\\w -_.]+)', pattern)
pattern = pattern.replace('?', '.')
pattern = pattern.replace('*', '.*')
return re.compile(pattern)
@property
def fields(self):
return self.field_pattern.findall(self.raw)
#return [f or '0' for f in fields]
def parse(self, path):
path = Path(path).as_posix()
res = self.re_pattern.findall(path)
if not res:
print('Could not parse {path} with {self.re_pattern}')
return {}
fields = self.fields
if len(fields) == 1:
field_values = res
else:
field_values = res[0]
return {k:v for k,v in zip(fields, field_values)}
def norm_data(self, data):
norm_data = {}
for k, v in data.items():
if isinstance(v, Path):
v = v.as_posix()
norm_data[k] = v
return norm_data
def format(self, data=None, **kargs):
data = {**(data or {}), **kargs}
try:
#print('FORMAT', self.raw, data)
path = self.formatter.format(self.raw, **self.norm_data(data))
except KeyError as e:
print(f'Cannot format {self.raw} with {data}, field {e} is missing')
return
path = os.path.expandvars(path)
return Path(path)
def glob(self, directory, pattern=None):
'''If pattern is given it need to be absolute'''
if pattern is None:
pattern = Path(directory, self.glob_pattern).as_posix()
for entry in os.scandir(directory):
entry_path = Path(entry.path)
if entry.is_file() and fnmatch(entry_path.as_posix(), pattern):
yield entry_path
elif entry.is_dir():
yield from self.glob(entry.path, pattern)
def find(self, data, **kargs):
pattern = self.format(data, **kargs)
pattern_str = str(pattern)
if '*' not in pattern_str and '?' not in pattern_str:
return pattern
paths = glob(pattern.as_posix())
if paths:
return Path(paths[0])
#return pattern
def __repr__(self):
return f'Template({self.raw})'