Multilib differences report

This new tables shows multilib packages paired with their regular
counterparts in the normal repos if the pkgver differs. A few name hacks
are needed to trim lib32-, -multilib, etc. from the name to find the
matching package.

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

2 files changed, 46 insertions, 1 deletions

diff --git a/packages/utils.py b/packages/utils.py
index f8e1f2a1..5703db3b 100644
--- a/packages/utils.py
+++ b/packages/utils.py
@@ -1,4 +1,5 @@
 from collections import defaultdict
+from itertools import chain
 from operator import itemgetter
 
 from django.db import connection
@@ -63,6 +64,7 @@ def get_split_packages_info():
         split['repo'] = all_repos[split['repo']]
     return split_pkgs
 
+
 class Difference(object):
     def __init__(self, pkgname, repo, pkg_a, pkg_b):
         self.pkgname = pkgname
@@ -89,6 +91,7 @@ class Difference(object):
             return cmp(self.__dict__, other.__dict__)
         return False
 
+
 @cache_function(300)
 def get_differences_info(arch_a, arch_b):
     # This is a monster. Join packages against itself, looking for packages in
@@ -143,6 +146,46 @@ SELECT p.id, q.id
     return differences
 
 
+def multilib_differences():
+    # Query for checking multilib out of date-ness
+    sql = """
+SELECT ml.id, reg.id
+    FROM packages ml
+    JOIN packages reg
+    ON (
+        reg.pkgname = (
+            CASE WHEN ml.pkgname LIKE %s
+                THEN SUBSTRING(ml.pkgname, 7)
+            WHEN ml.pkgname LIKE %s
+                THEN SUBSTRING(ml.pkgname FROM 1 FOR CHAR_LENGTH(ml.pkgname) - 9)
+            ELSE
+                ml.pkgname
+            END
+        )
+        AND reg.pkgver != ml.pkgver
+    )
+    JOIN repos r ON reg.repo_id = r.id
+    WHERE ml.repo_id = %s
+    AND r.testing = %s
+    AND r.staging = %s
+    AND reg.arch_id = %s
+    ORDER BY ml.last_update
+"""
+    multilib = Repo.objects.get(name__iexact='multilib')
+    i686 = Arch.objects.get(name='i686')
+    params = ['lib32-%', '%-multilib', multilib.id, False, False, i686.id]
+
+    cursor = connection.cursor()
+    cursor.execute(sql, params)
+    results = cursor.fetchall()
+
+    # fetch all of the necessary packages
+    to_fetch = set(chain.from_iterable(results))
+    pkgs = Package.objects.normal().in_bulk(to_fetch)
+
+    return [(pkgs[ml], pkgs[reg]) for ml, reg in results]
+
+
 def get_wrong_permissions():
     sql = """
 SELECT DISTINCT id
diff --git a/packages/views/__init__.py b/packages/views/__init__.py
index 13ad0c71..aa7da262 100644
--- a/packages/views/__init__.py
+++ b/packages/views/__init__.py
@@ -16,7 +16,7 @@ from main.models import Package, PackageFile, Arch, Repo
 from mirrors.models import MirrorUrl
 from ..models import PackageRelation, PackageGroup
 from ..utils import (get_group_info, get_differences_info,
-        get_wrong_permissions)
+        multilib_differences, get_wrong_permissions)
 
 # make other views available from this same package
 from .flag import flaghelp, flag, flag_confirmed, unflag, unflag_all
@@ -233,10 +233,12 @@ def arch_differences(request):
     arch_a = Arch.objects.get(name='i686')
     arch_b = Arch.objects.get(name='x86_64')
     differences = get_differences_info(arch_a, arch_b)
+    multilib_diffs = multilib_differences()
     context = {
             'arch_a': arch_a,
             'arch_b': arch_b,
             'differences': differences,
+            'multilib_differences': multilib_diffs
     }
     return direct_to_template(request, 'packages/differences.html', context)