waf/waflib/extras/blender.py

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#!/usr/bin/env python
# encoding: utf-8
# Michal Proszek, 2014 (poxip)
"""
Detect the version of Blender, path
and install the extension:
def options(opt):
opt.load('blender')
def configure(cnf):
cnf.load('blender')
def build(bld):
bld(name='io_mesh_raw',
feature='blender',
files=['file1.py', 'file2.py']
)
If name variable is empty, files are installed in scripts/addons, otherwise scripts/addons/name
Use ./waf configure --system to set the installation directory to system path
"""
import os
import re
from sys import platform as _platform
from getpass import getuser
from waflib import Utils
from waflib.TaskGen import feature
from waflib.Configure import conf
def options(opt):
opt.add_option(
'-s', '--system',
dest='directory_system',
default=False,
action='store_true',
help='determines installation directory (default: user)'
)
@conf
def find_blender(ctx):
'''Return version number of blender, if not exist return None'''
blender = ctx.find_program('blender')
output = ctx.cmd_and_log(blender + ['--version'])
m = re.search(r'Blender\s*((\d+(\.|))*)', output)
if not m:
ctx.fatal('Could not retrieve blender version')
try:
blender_version = m.group(1)
except IndexError:
ctx.fatal('Could not retrieve blender version')
ctx.env['BLENDER_VERSION'] = blender_version
return blender
@conf
def configure_paths(ctx):
"""Setup blender paths"""
# Get the username
user = getuser()
_platform = Utils.unversioned_sys_platform()
config_path = {'user': '', 'system': ''}
if _platform.startswith('linux'):
config_path['user'] = '/home/%s/.config/blender/' % user
config_path['system'] = '/usr/share/blender/'
elif _platform == 'darwin':
# MAC OS X
config_path['user'] = \
'/Users/%s/Library/Application Support/Blender/' % user
config_path['system'] = '/Library/Application Support/Blender/'
elif Utils.is_win32:
# Windows
appdata_path = ctx.getenv('APPDATA').replace('\\', '/')
homedrive = ctx.getenv('HOMEDRIVE').replace('\\', '/')
config_path['user'] = '%s/Blender Foundation/Blender/' % appdata_path
config_path['system'] = \
'%sAll Users/AppData/Roaming/Blender Foundation/Blender/' % homedrive
else:
ctx.fatal(
'Unsupported platform. '
'Available platforms: Linux, OSX, MS-Windows.'
)
blender_version = ctx.env['BLENDER_VERSION']
config_path['user'] += blender_version + '/'
config_path['system'] += blender_version + '/'
ctx.env['BLENDER_CONFIG_DIR'] = os.path.abspath(config_path['user'])
if ctx.options.directory_system:
ctx.env['BLENDER_CONFIG_DIR'] = config_path['system']
ctx.env['BLENDER_ADDONS_DIR'] = os.path.join(
ctx.env['BLENDER_CONFIG_DIR'], 'scripts/addons'
)
Utils.check_dir(ctx.env['BLENDER_ADDONS_DIR'])
def configure(ctx):
ctx.find_blender()
ctx.configure_paths()
@feature('blender_list')
def blender(self):
# Two ways to install a blender extension: as a module or just .py files
dest_dir = os.path.join(self.env.BLENDER_ADDONS_DIR, self.get_name())
Utils.check_dir(dest_dir)
self.bld.install_files(
dest_dir,
getattr(self, 'files', '.')
)