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authorDan McGee <dan@archlinux.org>2011-06-23 19:11:12 -0500
committerDan McGee <dan@archlinux.org>2011-06-23 19:11:12 -0500
commitda20949c8cc185e91dbaae1b8369fcffa3447081 (patch)
tree9fa016faebbeeae1d43d6c86fcc85bd2963b82b6 /devel/utils.py
parent388973d6fd082148c85db0df44e0ee5ed3b6a54b (diff)
Move find_user method to devel utils
This could be handy elsewhere as well, and it is loosely coupled to anything else in reporead. Signed-off-by: Dan McGee <dan@archlinux.org>
Diffstat (limited to 'devel/utils.py')
-rw-r--r--devel/utils.py58
1 files changed, 58 insertions, 0 deletions
diff --git a/devel/utils.py b/devel/utils.py
index abfdabe5..9d7dfb2d 100644
--- a/devel/utils.py
+++ b/devel/utils.py
@@ -1,7 +1,11 @@
+import re
+
from django.contrib.auth.models import User
from django.db import connection
+from django.db.models import Count, Q
from main.utils import cache_function
+from main.models import Package
from packages.models import PackageRelation
@cache_function(300)
@@ -28,10 +32,64 @@ SELECT pr.user_id, COUNT(*), COUNT(p.flag_date)
pkg_count[k] = total
flag_count[k] = flagged
+ update_count = Package.objects.values_list('packager').annotate(
+ Count('packager'))
+ update_count = dict(update_count)
+
for m in maintainers:
m.package_count = pkg_count.get(m.id, 0)
m.flagged_count = flag_count.get(m.id, 0)
+ m.updated_count = update_count.get(m.id, 0)
return maintainers
+def find_user(userstring):
+ '''
+ Attempt to find the corresponding User object for a standard
+ packager string, e.g. something like
+ 'A. U. Thor <author@example.com>'.
+ We start by searching for a matching email address; we then move onto
+ matching by first/last name. If we cannot find a user, then return None.
+ '''
+ if userstring in find_user.cache:
+ return find_user.cache[userstring]
+ matches = re.match(r'^([^<]+)? ?<([^>]*)>', userstring)
+ if not matches:
+ return None
+
+ user = None
+ name = matches.group(1)
+ email = matches.group(2)
+
+ def user_email():
+ return User.objects.get(email=email)
+ def profile_email():
+ return User.objects.get(userprofile__public_email=email)
+ def user_name():
+ # yes, a bit odd but this is the easiest way since we can't always be
+ # sure how to split the name. Ensure every 'token' appears in at least
+ # one of the two name fields.
+ name_q = Q()
+ for token in name.split():
+ # ignore quoted parts; e.g. nicknames in strings
+ if re.match(r'^[\'"].*[\'"]$', token):
+ continue
+ name_q &= (Q(first_name__icontains=token) |
+ Q(last_name__icontains=token))
+ return User.objects.get(name_q)
+
+ for matcher in (user_email, profile_email, user_name):
+ try:
+ user = matcher()
+ break
+ except (User.DoesNotExist, User.MultipleObjectsReturned):
+ pass
+
+ find_user.cache[userstring] = user
+ return user
+
+# cached mappings of user strings -> User objects so we don't have to do the
+# lookup more than strictly necessary.
+find_user.cache = {}
+
# vim: set ts=4 sw=4 et: