euscan-ng/pym/euscan/scan.py
volpino 12bf1fc75b euscan: Redesigning the handlers layout
Signed-off-by: volpino <fox91@anche.no>
2012-07-26 10:44:10 +02:00

185 lines
5.2 KiB
Python

from __future__ import print_function
import os
import sys
from datetime import datetime
import portage
from portage.dbapi import porttree
import gentoolkit.pprinter as pp
from gentoolkit.query import Query
from gentoolkit.package import Package
from euscan import CONFIG, BLACKLIST_PACKAGES
from euscan import handlers, output
from euscan.helpers import version_blacklisted
from euscan.version import is_version_stable
from euscan.ebuild import package_from_ebuild
def filter_versions(cp, versions):
filtered = {}
for url, version, handler, confidence in versions:
# Try to keep the most specific urls (determinted by the length)
if version in filtered and len(url) < len(filtered[version]):
continue
# Remove blacklisted versions
if version_blacklisted(cp, version):
continue
filtered[version] = {
"url": url,
"handler": handler,
"confidence": confidence
}
return [
(cp, filtered[version]["url"], version, filtered[version]["handler"],
filtered[version]["confidence"])
for version in filtered
]
# gentoolkit stores PORTDB, so even if we modify it to add an overlay
# it will still use the old dbapi
def reload_gentoolkit():
from gentoolkit import dbapi
import gentoolkit.package
import gentoolkit.query
PORTDB = portage.db[portage.root]["porttree"].dbapi
dbapi.PORTDB = PORTDB
if hasattr(dbapi, 'PORTDB'):
dbapi.PORTDB = PORTDB
if hasattr(gentoolkit.package, 'PORTDB'):
gentoolkit.package.PORTDB = PORTDB
if hasattr(gentoolkit.query, 'PORTDB'):
gentoolkit.query.PORTDB = PORTDB
def scan_upstream(query, on_progress=None):
"""
Scans the upstream searching new versions for the given query
"""
matches = []
if query.endswith(".ebuild"):
cpv = package_from_ebuild(query)
if cpv:
reload_gentoolkit()
matches = [Package(cpv)]
else:
matches = Query(query).find(
include_masked=True,
in_installed=False
)
if not matches:
output.ewarn(
pp.warn("No package matching '%s'" % pp.pkgquery(query))
)
return None
matches = sorted(matches)
pkg = matches.pop()
while '9999' in pkg.version and len(matches):
pkg = matches.pop()
if not pkg:
output.ewarn(
pp.warn("Package '%s' only have a dev version (9999)"
% pp.pkgquery(pkg.cp))
)
return None
# useful data only for formatted output
start_time = datetime.now()
output.metadata("datetime", start_time.isoformat(), show=False)
output.metadata("cp", pkg.cp, show=False)
output.metadata("cpv", pkg.cpv, show=False)
if on_progress:
on_progress(increment=10)
if pkg.cp in BLACKLIST_PACKAGES:
output.ewarn(
pp.warn("Package '%s' is blacklisted" % pp.pkgquery(pkg.cp))
)
return None
if not CONFIG['quiet']:
if not CONFIG['format']:
pp.uprint(
" * %s [%s]" % (pp.cpv(pkg.cpv), pp.section(pkg.repo_name()))
)
pp.uprint()
else:
output.metadata("overlay", pp.section(pkg.repo_name()))
ebuild_path = pkg.ebuild_path()
if ebuild_path:
output.metadata(
"ebuild", pp.path(os.path.normpath(ebuild_path))
)
output.metadata("repository", pkg.repo_name())
output.metadata("homepage", pkg.environment("HOMEPAGE"))
output.metadata("description", pkg.environment("DESCRIPTION"))
cpv = pkg.cpv
metadata = {
"EAPI": portage.settings["EAPI"],
"SRC_URI": pkg.environment("SRC_URI", False),
}
use = frozenset(portage.settings["PORTAGE_USE"].split())
try:
alist = porttree._parse_uri_map(cpv, metadata, use=use)
aalist = porttree._parse_uri_map(cpv, metadata)
except Exception as e:
output.ewarn(pp.warn("%s\n" % str(e)))
output.ewarn(
pp.warn("Invalid SRC_URI for '%s'" % pp.pkgquery(cpv))
)
return None
if "mirror" in portage.settings.features:
urls = aalist
else:
urls = alist
versions = handlers.scan(pkg, urls, on_progress)
cp, ver, rev = portage.pkgsplit(pkg.cpv)
result = filter_versions(cp, versions)
if on_progress:
on_progress(increment=10)
# output scan time for formatted output
scan_time = (datetime.now() - start_time).total_seconds()
output.metadata("scan_time", scan_time, show=False)
is_current_version_stable = is_version_stable(ver)
if len(result) > 0:
if not (CONFIG['format'] or CONFIG['quiet']):
print("\n", file=sys.stderr)
for cp, url, version, handler, confidence in result:
if CONFIG["ignore-pre-release"]:
if not is_version_stable(version):
continue
if CONFIG["ignore-pre-release-if-stable"]:
if is_current_version_stable and \
not is_version_stable(version):
continue
output.result(cp, version, url, handler, confidence)
return result