apis now use manager
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volpino
parent
6464187342
commit
7ad08128cd
@ -1,46 +1,19 @@
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from piston.handler import AnonymousBaseHandler
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from piston.utils import rc
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from django.db.models import Sum, Max
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from django.core.exceptions import ObjectDoesNotExist
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from django.forms.models import model_to_dict
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from djeuscan.models import Version, Package, Herd, Maintainer, EuscanResult, \
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VersionLog
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from djeuscan.helpers import xint
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from djeuscan.helpers import catch_and_return
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# replace default XMLEmitter with ours
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from piston.emitters import Emitter
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from emitters import EuscanXMLEmitter
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from .emitters import EuscanXMLEmitter
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Emitter.register('xml', EuscanXMLEmitter, 'text/xml; charset=utf-8')
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def renameFields(vqs, fields):
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ret = []
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for n in vqs:
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for tr in fields:
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if tr[0] in n:
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n[tr[1]] = n[tr[0]]
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del n[tr[0]]
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ret.append(n)
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return ret
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class catch_and_return(object):
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def __init__(self, err, response):
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self.err = err
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self.response = response
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def __call__(self, fn):
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def wrapper(*args, **kwargs):
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try:
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return fn(*args, **kwargs)
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except self.err:
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return self.response
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return wrapper
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# /api/1.0/
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class RootHandler(AnonymousBaseHandler):
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allowed_methods = ('GET',)
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@ -54,19 +27,15 @@ class StatisticsHandler(AnonymousBaseHandler):
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allowed_methods = ('GET',)
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def read(self, request):
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_aggr = Package.objects.aggregate
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data = {}
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data['n_packaged'] = xint(_aggr(Sum('n_packaged'))['n_packaged__sum'])
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data['n_overlay'] = xint(_aggr(Sum('n_overlay'))['n_overlay__sum'])
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data['n_versions'] = xint(_aggr(Sum('n_versions'))['n_versions__sum'])
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data['n_upstream'] = data['n_versions'] - data['n_packaged'] - \
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data['n_overlay']
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data['n_packaged'] = Package.objects.n_packaged()
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data['n_overlay'] = Package.objects.n_overlay()
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data['n_versions'] = Package.objects.n_versions()
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data['n_upstream'] = Package.objects.n_upstream()
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data['n_packages'] = Package.objects.count()
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data['n_herds'] = Herd.objects.count()
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data['n_maintainers'] = Maintainer.objects.count()
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data['last_scan'] = EuscanResult.objects.get(
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id=EuscanResult.objects.aggregate(Max('id'))['id__max']
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).datetime
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data['last_scan'] = EuscanResult.objects.latest().datetime
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return data
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@ -76,22 +45,8 @@ class MaintainersHandler(AnonymousBaseHandler):
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allowed_methods = ('GET',)
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def read(self, request):
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maintainers = Package.objects.filter(maintainers__isnull=False)
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maintainers = maintainers.values(
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'maintainers__id',
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'maintainers__name',
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'maintainers__email'
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)
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maintainers = maintainers.annotate(n_packaged=Sum('n_packaged'),
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n_overlay=Sum('n_overlay'),
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n_versions=Sum('n_versions'))
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maintainers = Package.objects.maintainers(rename=True)
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maintainers = renameFields(
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maintainers,
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[('maintainers__id', 'id'),
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('maintainers__name', 'name'),
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('maintainers__email', 'email')]
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)
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return {'maintainers': maintainers}
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@ -102,14 +57,8 @@ class HerdsHandler(AnonymousBaseHandler):
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def read(self, request):
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# FIXME: optimize the query, it uses 'LEFT OUTER JOIN'
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# instead of 'INNER JOIN'
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herds = Package.objects.filter(herds__isnull=False)
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herds = herds.values('herds__herd').annotate(
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n_packaged=Sum('n_packaged'),
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n_overlay=Sum('n_overlay'),
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n_versions=Sum('n_versions')
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)
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herds = Package.objects.herds(rename=True)
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herds = renameFields(herds, [('herds__herd', 'herd')])
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return {'herds': herds}
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@ -118,10 +67,7 @@ class CategoriesHandler(AnonymousBaseHandler):
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allowed_methods = ('GET',)
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def read(self, request):
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categories = Package.objects.values('category')
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categories = categories.annotate(n_packaged=Sum('n_packaged'),
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n_overlay=Sum('n_overlay'),
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n_versions=Sum('n_versions'))
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categories = Package.objects.categories()
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return {'categories': categories}
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@ -142,22 +88,17 @@ class PackagesHandler(AnonymousBaseHandler):
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data = {}
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if 'category' in kwargs:
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packages = Package.objects.filter(category=kwargs['category'])
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packages = Package.objects.for_category(kwargs['category'])
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data = {'category': kwargs['category']}
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elif 'herd' in kwargs:
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herd = Herd.objects.get(herd=kwargs['herd'])
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packages = Package.objects.filter(herds__id=herd.id)
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packages = Package.objects.for_herd(herd)
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data = {'herd': herd}
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elif 'maintainer_id' in kwargs:
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maintainer = Maintainer.objects.get(id=kwargs['maintainer_id'])
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packages = Package.objects.filter(maintainers__id=maintainer.id)
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packages = Package.objects.for_maintainer(maintainer)
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data = {'maintainer': maintainer}
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packages = packages.select_related(
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'last_version_gentoo',
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'last_version_overlay',
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'last_version_upstream'
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)
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data['packages'] = packages
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if not data:
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@ -173,11 +114,13 @@ class PackageHandler(AnonymousBaseHandler):
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@catch_and_return(ObjectDoesNotExist, rc.NOT_FOUND)
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def read(self, request, category, package):
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package = Package.objects.get(category=category, name=package)
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package.homepages = package.homepage.split(' ')
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versions = Version.objects.filter(package=package)
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log = EuscanResult.objects.filter(package=package).\
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order_by('-datetime')[:1]
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log = log[0] if log else None
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vlog = VersionLog.objects.filter(package=package).order_by('-id')
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herds = []
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@ -41,3 +41,28 @@ def packages_from_names(data):
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else:
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packages.extend(Package.objects.filter(name=pkg))
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return packages
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def rename_fields(vqs, fields):
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ret = []
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for n in vqs:
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for tr in fields:
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if tr[0] in n:
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n[tr[1]] = n[tr[0]]
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del n[tr[0]]
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ret.append(n)
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return ret
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class catch_and_return(object):
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def __init__(self, err, response):
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self.err = err
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self.response = response
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def __call__(self, fn):
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def wrapper(*args, **kwargs):
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try:
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return fn(*args, **kwargs)
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except self.err:
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return self.response
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return wrapper
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@ -3,7 +3,7 @@ djeuscan.managers
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"""
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from django.db import models
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from djeuscan.helpers import xint
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from djeuscan.helpers import xint, rename_fields
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class PackageMixin(object):
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@ -33,7 +33,7 @@ class PackageMixin(object):
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n_versions=models.Sum('n_versions')
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)
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def herds(self):
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def herds(self, rename=False):
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"""
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Returns all the available herds
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"""
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@ -45,9 +45,13 @@ class PackageMixin(object):
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n_overlay=models.Sum('n_overlay'),
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n_versions=models.Sum('n_versions')
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)
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if rename:
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res = rename_fields(res, [('herds__herd', 'herd')])
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return res
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def maintainers(self):
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def maintainers(self, rename=False):
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"""
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Returns all the available maintainers
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"""
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@ -59,6 +63,15 @@ class PackageMixin(object):
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n_overlay=models.Sum('n_overlay'),
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n_versions=models.Sum('n_versions')
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)
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if rename:
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res = rename_fields(
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res,
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[('maintainers__id', 'id'),
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('maintainers__name', 'name'),
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('maintainers__email', 'email')]
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)
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return res
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def overlays(self):
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