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from __future__ import unicode_literals
import os
import subprocess
from pelican import signals
def app_version(generator):
def minimal_env_cmd(cmd):
# make minimal environment
env = {}
for k in ['SYSTEMROOT', 'PATH']:
v = os.environ.get(k)
if v is not None:
env[k] = v
env['LANGUAGE'] = 'C'
env['LANG'] = 'C'
env['LC_ALL'] = 'C'
out = subprocess.Popen(
cmd, stdout=subprocess.PIPE, env=env).communicate()[0]
return out
try:
# version
describe = minimal_env_cmd(["git", "describe", "--always"])
git_revision = describe.strip().decode('ascii')
# branch
branch = minimal_env_cmd(["git", "branch"])
git_branch = branch.strip().decode('ascii').replace('* ', '')
except OSError:
git_revision = "Unknown"
git_branch = "Unknown"
generator.context['CURRENT_VERSION'] = git_revision
generator.context['CURRENT_BRANCH'] = git_branch
def register():
signals.generator_init.connect(app_version)
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