Add stale package relations status screen

For now it is read only. Display a few tables of various ways of
detecting stale package relations. These include inactive users, pkgbase
values that no longer exist, and users that are listed as maintainers
that don't have the proper permissions for that package anymore.

Signed-off-by: Dan McGee <dan@archlinux.org>

4 files changed, 53 insertions, 3 deletions

diff --git a/packages/models.py b/packages/models.py
index 0afdee0..5dbdea4 100644
--- a/packages/models.py
+++ b/packages/models.py
@@ -19,6 +19,16 @@ class PackageRelation(models.Model):
     user = models.ForeignKey(User, related_name="package_relations")
     type = models.PositiveIntegerField(choices=TYPE_CHOICES, default=MAINTAINER)
 
+    def get_associated_packages(self):
+        # TODO: delayed import to avoid circular reference
+        from main.models import Package
+        return Package.objects.filter(pkgbase=self.pkgbase).select_related(
+                'arch', 'repo')
+
+    def repositories(self):
+        packages = self.get_associated_packages()
+        return sorted(set([p.repo for p in packages]))
+
     def __unicode__(self):
         return "%s: %s (%s)" % (
                 self.pkgbase, self.user, self.get_type_display())
diff --git a/packages/urls.py b/packages/urls.py
index b7ce5c7..37ce23c 100644
--- a/packages/urls.py
+++ b/packages/urls.py
@@ -25,6 +25,7 @@ urlpatterns = patterns('packages.views',
     (r'^(?P<page>\d+)/$',        'search'),
 
     (r'^differences/$',          'arch_differences'),
+    (r'^stale_relations/$',      'stale_relations'),
 
     (r'^(?P<name>[A-z0-9\-+.]+)/$',
         'details'),
diff --git a/packages/utils.py b/packages/utils.py
index aaec0ec..8d9f13a 100644
--- a/packages/utils.py
+++ b/packages/utils.py
@@ -5,7 +5,7 @@ from operator import itemgetter
 
 from main.models import Package
 from main.utils import cache_function
-from .models import PackageGroup
+from .models import PackageGroup, PackageRelation
 
 @cache_function(300)
 def get_group_info(include_arches=None):
@@ -128,4 +128,26 @@ SELECT p.id, q.id
     differences.sort(key=lambda a: (a.repo.name, a.pkgname))
     return differences
 
+def get_wrong_permissions():
+    sql = """
+SELECT DISTINCT id
+    FROM (
+        SELECT pr.id, p.repo_id, pr.user_id
+        FROM packages p
+        JOIN packages_packagerelation pr ON p.pkgbase = pr.pkgbase
+        WHERE pr.type = %s
+        ) pkgs
+    WHERE pkgs.repo_id NOT IN (
+        SELECT repo_id FROM user_profiles_allowed_repos ar
+        INNER JOIN user_profiles up ON ar.userprofile_id = up.id
+        WHERE up.user_id = pkgs.user_id
+    )
+"""
+    cursor = connection.cursor()
+    cursor.execute(sql, [PackageRelation.MAINTAINER])
+    to_fetch = [row[0] for row in cursor.fetchall()]
+    relations = PackageRelation.objects.select_related('user').filter(
+            id__in=to_fetch)
+    return relations
+
 # vim: set ts=4 sw=4 et:
diff --git a/packages/views.py b/packages/views.py
index e792175..9a2094a 100644
--- a/packages/views.py
+++ b/packages/views.py
@@ -2,7 +2,7 @@ from django import forms
 from django.contrib import messages
 from django.contrib.admin.widgets import AdminDateWidget
 from django.contrib.auth.models import User
-from django.contrib.auth.decorators import permission_required
+from django.contrib.auth.decorators import login_required, permission_required
 from django.conf import settings
 from django.core.mail import send_mail
 from django.db.models import Q
@@ -23,7 +23,7 @@ from main.models import Arch, Repo, Signoff
 from main.utils import make_choice
 from mirrors.models import MirrorUrl
 from .models import PackageRelation
-from .utils import get_group_info, get_differences_info
+from .utils import get_group_info, get_differences_info, get_wrong_permissions
 
 def opensearch(request):
     if request.is_secure():
@@ -401,4 +401,21 @@ def arch_differences(request):
     }
     return direct_to_template(request, 'packages/differences.html', context)
 
+@login_required
+def stale_relations(request):
+    relations = PackageRelation.objects.select_related('user')
+    pkgbases = Package.objects.all().values('pkgbase')
+
+    inactive_user = relations.filter(user__is_active=False)
+    missing_pkgbase = relations.exclude(
+            pkgbase__in=pkgbases).order_by('pkgbase')
+    wrong_permissions = get_wrong_permissions()
+
+    context = {
+            'inactive_user': inactive_user,
+            'missing_pkgbase': missing_pkgbase,
+            'wrong_permissions': wrong_permissions,
+    }
+    return direct_to_template(request, 'packages/stale_relations.html', context)
+
 # vim: set ts=4 sw=4 et: