From 988b3bbdcb52c4e20551fc8936369a7f176f48bc Mon Sep 17 00:00:00 2001 From: Malcolm Tredinnick Date: Sun, 14 Oct 2007 02:12:40 +0000 Subject: queryset-refactor: Ported DateQuerySet and ValueQuerySet over and fixed most of the related tests. git-svn-id: http://code.djangoproject.com/svn/django/branches/queryset-refactor@6486 bcc190cf-cafb-0310-a4f2-bffc1f526a37 --- django/db/models/sql/datastructures.py | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) (limited to 'django/db/models/sql/datastructures.py') diff --git a/django/db/models/sql/datastructures.py b/django/db/models/sql/datastructures.py index 5b01abbb87..46411599c8 100644 --- a/django/db/models/sql/datastructures.py +++ b/django/db/models/sql/datastructures.py @@ -57,3 +57,26 @@ class Count(Aggregate): else: return 'COUNT(%s)' % col +class Date(object): + """ + Add a date selection column. + """ + def __init__(self, col, lookup_type, date_sql_func): + self.col = col + self.lookup_type = lookup_type + self.date_sql_func= date_sql_func + + def relabel_aliases(self, change_map): + c = self.col + if isinstance(c, (list, tuple)): + self.col = (change_map.get(c[0], c[0]), c[1]) + + def as_sql(self, quote_func=None): + if not quote_func: + quote_func = lambda x: x + if isinstance(self.col, (list, tuple)): + col = '%s.%s' % tuple([quote_func(c) for c in self.col]) + else: + col = self.col + return self.date_sql_func(self.lookup_type, col) + -- cgit v1.3