euscan-ng/pym/euscan/handlers/github.py

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import json
import urllib2
import re
import portage
from euscan import helpers, output
HANDLER_NAME = "github"
CONFIDENCE = 100.0
PRIORITY = 100
def can_handle(cpv, url):
return url.startswith('mirror://github/')
def guess_package(cp, url):
match = re.search('^mirror://github/(.*?)/(.*?)/(.*)$', url)
assert(match)
return (match.group(1), match.group(2), match.group(3))
def scan(cpv, url):
'http://developer.github.com/v3/repos/downloads/'
user, project, filename = guess_package(cpv, url)
# find out where version is expected to be found
cp, ver, rev = portage.pkgsplit(cpv)
if ver not in filename:
return
# now create a filename-matching regexp
# XXX: supposedly replace first with (?P<foo>...)
# and remaining ones with (?P=foo)
fnre = re.compile('^%s$' % re.escape(filename).replace(re.escape(ver), '(.*?)'))
output.einfo("Using github API for: " + '/'.join(package))
dlreq = urllib2.urlopen('https://api.github.com/repos/%s/%s/downloads' % (user, project))
dls = json.load(dlreq)
for dl in dls:
m = fnre.match(dl['name'])
if m:
pv = helpers.gentoo_mangle_version(m.group(1))
if helpers.version_filtered(cp, ver, pv):
continue
yield (dl['html_url'], pv, HANDLER_NAME, CONFIDENCE)
def brute_force(cpv, url):
return []