143 lines
4.2 KiB
Python
143 lines
4.2 KiB
Python
import os.path
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from gentoolkit.query import Query
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from gentoolkit.errors import GentoolkitFatalError
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from django.db.transaction import commit_on_success
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from django.core.management.color import color_style
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from django.core.exceptions import ValidationError
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from djeuscan.models import Package, Herd, Maintainer
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from djeuscan.processing import FakeLogger
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class ScanMetadata(object):
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def __init__(self, logger=None):
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self.style = color_style()
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self.logger = logger or FakeLogger()
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def scan(self, query=None, obj=None):
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matches = Query(query).smart_find(
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in_installed=True,
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in_porttree=True,
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in_overlay=True,
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include_masked=True,
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show_progress=False,
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no_matches_fatal=False,
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)
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if not matches:
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self.logger.error(
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self.style.ERROR("Unknown package '%s'" % query)
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)
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return
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matches = sorted(matches)
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pkg = matches.pop()
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if '9999' in pkg.version and len(matches):
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pkg = matches.pop()
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if not obj:
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obj, created = Package.objects.get_or_create(
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category=pkg.category, name=pkg.name
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)
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else:
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created = False
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if created:
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self.logger.info('+ [p] %s/%s' % (pkg.category, pkg.name))
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if not pkg.metadata:
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return
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herds = dict(
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[(herd[0], herd) for herd in pkg.metadata.herds(True)]
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)
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maintainers = dict(
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[(m.email, m) for m in pkg.metadata.maintainers()]
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)
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existing_herds = [h.herd for h in obj.herds.all()]
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new_herds = set(herds.keys()).difference(existing_herds)
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old_herds = set(existing_herds).difference(herds.keys())
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existing_maintainers = [m.email for m in obj.maintainers.all()]
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new_maintainers = set(maintainers.keys()).difference(existing_maintainers)
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old_maintainers = set(existing_maintainers).difference(maintainers.keys())
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for herd in obj.herds.all():
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if herd.herd in old_herds:
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obj.herds.remove(herd)
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for herd in new_herds:
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herd = self.store_herd(*herds[herd])
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obj.herds.add(herd)
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for maintainer in obj.maintainers.all():
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if maintainer.email in old_maintainers:
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obj.maintainers.remove(maintainer)
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for maintainer in new_maintainers:
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maintainer = maintainers[maintainer]
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try:
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maintainer = self.store_maintainer(
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maintainer.name, maintainer.email
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)
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obj.maintainers.add(maintainer)
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except ValidationError:
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self.logger.error(
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self.style.ERROR("Bad maintainer: '%s' '%s'" % \
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(maintainer.name, maintainer.email))
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)
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obj.save()
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def store_herd(self, name, email):
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if not name:
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name = '{nil}'
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name = name.strip("\r").strip("\n").strip("\t").strip()
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herd, created = Herd.objects.get_or_create(
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herd=name,
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defaults={"email": email}
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)
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if created:
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self.logger.info('+ [h] %s <%s>' % (name, email))
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herd.email = email
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herd.save()
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return herd
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def store_maintainer(self, name, email):
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if not name:
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name = email
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if not name:
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name = '{nil}'
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maintainer, created = Maintainer.objects.get_or_create(
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email=email,
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defaults={"name": name}
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)
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if created:
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self.logger.info(
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'+ [m] %s <%s>' % (name.encode('utf-8'), email)
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)
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return maintainer
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@commit_on_success
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def scan_metadata(packages=None, category=None, logger=None):
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scan_handler = ScanMetadata(logger=logger)
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if category:
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packages = Package.objects.filter(category=category)
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elif not packages:
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packages = Package.objects.all()
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for pkg in packages:
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if isinstance(pkg, Package):
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scan_handler.scan('%s/%s' % (pkg.category, pkg.name), pkg)
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else:
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scan_handler.scan(pkg)
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