Varia's website
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try:
from urllib.request import urlopen
except ImportError:
from urllib import urlopen
import os
import io
from docutils.parsers.rst import directives
from pelican.rstdirectives import Pygments
def fetch(gid, filename, typ):
if not os.path.exists('.gists'):
os.mkdir('.gists')
key = os.path.join('.gists', ("%s/%s/%s" % (typ, gid, filename)).replace('/', ';'))
if os.path.isfile(key):
print('LOAD-CACHED:', key)
return io.open(key, encoding='utf8').read()
else:
if typ == 'gist':
url = 'https://gist.githubusercontent.com/%s/raw/%s' % (gid, filename)
elif typ == 'github':
url = 'https://raw.githubusercontent.com/%s/%s' % (gid, filename)
else:
raise RuntimeError(typ)
print('FETCHING:', url)
fp = urlopen(url)
if fp.getcode() != 200:
print('FAILED TO FETCH:', url)
print(' status code:', fp.getcode())
print(' response:')
try:
print(fp.read())
finally:
raise SystemExit()
data = fp.read()
with open(key, 'wb') as fh:
fh.write(data)
return data.decode('utf8')
class Gist(Pygments):
""" Embed Github Gist Snippets in rst text
GIST_ID and FILENAME are required.
Usage:
.. gist:: GIST_ID FILENAME
"""
required_arguments = 1
optional_arguments = 2
has_content = False
gist_type = 'gist'
def run(self):
gist = self.arguments[0]
filename = self.arguments[1] if len(self.arguments) > 1 else ''
language = self.arguments[2] if len(self.arguments) > 2 else None
self.arguments = [language]
self.content = fetch(gist, filename, self.gist_type).splitlines()
return super(Gist, self).run()
class Github(Gist):
gist_type = 'github'
def register():
directives.register_directive('gist', Gist)
directives.register_directive('github', Github)