multi-user/environment.py
2019-08-05 15:24:00 +02:00

124 lines
2.9 KiB
Python

import os
import subprocess
import sys
from pathlib import Path
import logging
import yaml
import collections
logger = logging.getLogger(__name__)
CONFIG_DIR = os.path.join(os.path.dirname(os.path.abspath(__file__)), "config")
CONFIG = os.path.join(CONFIG_DIR, "app.yaml")
THIRD_PARTY = os.path.join(os.path.dirname(os.path.abspath(__file__)), "libs")
CACHE_DIR = os.path.join(os.path.dirname(os.path.abspath(__file__)), "cache")
PYTHON_PATH = None
SUBPROCESS_DIR = None
DEFAULT_CONFIG = {
"replicated_types": {
'Client': True,
'Image': True,
'Texture': True,
'Curve': True,
'Material': True,
'Light': True,
'SunLight': True,
'SpotLight': True,
'AreaLight': True,
'PointLight': True,
'Camera': True,
'Mesh': True,
'Armature': True,
'GreasePencil': True,
'Object': True,
'Action': True,
'Collection': True,
'Scene': True
}
}
ORDERED_TYPES = [
'Image',
'Texture',
'Curve',
'Material',
'Light',
'SunLight',
'SpotLight',
'AreaLight',
'PointLight',
'Camera',
'Mesh',
'Armature',
'GreasePencil',
'Object',
'Action',
'Collection',
'Scene',
]
rtypes = []
def load_config():
try:
with open(CONFIG, 'r') as config_file:
return yaml.safe_load(config_file)
except FileNotFoundError:
logger.info("no config")
return DEFAULT_CONFIG
def genereate_replicated_types(replicated_types):
for t in ORDERED_TYPES:
if replicated_types[t]:
rtypes.append(t)
def save_config(config):
logger.info("saving config")
with open(CONFIG, 'w') as outfile:
yaml.dump(config, outfile, default_flow_style=False)
def module_can_be_imported(name):
try:
__import__(name)
return True
except ModuleNotFoundError:
return False
def get_package_install_directory():
for path in sys.path:
if os.path.basename(path) in ("dist-packages", "site-packages"):
return path
def install_pip():
# pip can not necessarily be imported into Blender after this
get_pip_path = Path(__file__).parent / "libs" / "get-pip.py"
subprocess.run([str(PYTHON_PATH), str(get_pip_path)], cwd=SUBPROCESS_DIR)
def install_package(name):
target = get_package_install_directory()
subprocess.run([str(PYTHON_PATH), "-m", "pip", "install",
name, '--target', target], cwd=SUBPROCESS_DIR)
def setup(dependencies, python_path):
global PYTHON_PATH, SUBPROCESS_DIR
PYTHON_PATH = Path(python_path)
SUBPROCESS_DIR = PYTHON_PATH.parent
if not module_can_be_imported("pip"):
install_pip()
for dep in dependencies:
if not module_can_be_imported(dep):
install_package(dep)