queryset-refactor: Merged to [6197]

git-svn-id: http://code.djangoproject.com/svn/django/branches/queryset-refactor@6335 bcc190cf-cafb-0310-a4f2-bffc1f526a37

AUTHORS

@@ -278,6 +278,7 @@ answer newbie questions, and generally made Django that much better:
     Frank Tegtmeyer <fte@fte.to>
     thebjorn <bp@datakortet.no>
     Zach Thompson <zthompson47@gmail.com>
+    Deepak Thukral <deep.thukral@gmail.com>
     tibimicu@gmax.net
     tobias@neuyork.de
     Tom Tobin

django/contrib/admin/media/css/null.css

@@ -0,0 +1 @@
+/* Nothing to see here. Dummy file to feed to the high pass filter which hides CSS from IE5/win. Details: http://tantek.com/CSS/Examples/highpass.html */

django/core/management/sql.py

@@ -302,7 +302,8 @@ def sql_model_create(model, style, known_models=set()):
 
     if opts.has_auto_field:
         # Add any extra SQL needed to support auto-incrementing primary keys.
-        autoinc_sql = connection.ops.autoinc_sql(opts.db_table)
+        auto_column = opts.auto_field.db_column or opts.auto_field.name
+        autoinc_sql = connection.ops.autoinc_sql(opts.db_table, auto_column)
         if autoinc_sql:
             for stmt in autoinc_sql:
                 final_output.append(stmt)
@@ -385,7 +386,7 @@ def many_to_many_sql_for_model(model, style):
             final_output.append('\n'.join(table_output))
 
             # Add any extra SQL needed to support auto-incrementing PKs
-            autoinc_sql = connection.ops.autoinc_sql(f.m2m_db_table())
+            autoinc_sql = connection.ops.autoinc_sql(f.m2m_db_table(), 'id')
             if autoinc_sql:
                 for stmt in autoinc_sql:
                     final_output.append(stmt)

django/db/backends/__init__.py

@@ -56,7 +56,7 @@ class BaseDatabaseOperations(object):
     a backend performs ordering or calculates the ID of a recently-inserted
     row.
     """
-    def autoinc_sql(self, table):
+    def autoinc_sql(self, table, column):
         """
         Returns any SQL needed to support auto-incrementing primary keys, or
         None if no SQL is necessary.

django/db/backends/creation.py

@@ -0,0 +1,7 @@
+class BaseCreation(object):
+    """
+    This class encapsulates all backend-specific differences that pertain to
+    database *creation*, such as the column types to use for particular Django
+    Fields.
+    """
+    pass

django/db/backends/oracle/base.py

@@ -31,20 +31,23 @@ class DatabaseFeatures(BaseDatabaseFeatures):
     uses_custom_queryset = True
 
 class DatabaseOperations(BaseDatabaseOperations):
-    def autoinc_sql(self, table):
+    def autoinc_sql(self, table, column):
         # To simulate auto-incrementing primary keys in Oracle, we have to
         # create a sequence and a trigger.
         sq_name = get_sequence_name(table)
         tr_name = get_trigger_name(table)
+        tbl_name = self.quote_name(table)
+        col_name = self.quote_name(column)
         sequence_sql = 'CREATE SEQUENCE %s;' % sq_name
         trigger_sql = """
-            CREATE OR REPLACE TRIGGER %s
-            BEFORE INSERT ON %s
+            CREATE OR REPLACE TRIGGER %(tr_name)s
+            BEFORE INSERT ON %(tbl_name)s
             FOR EACH ROW
-            WHEN (new.id IS NULL)
+            WHEN (new.%(col_name)s IS NULL)
                 BEGIN
-                    SELECT %s.nextval INTO :new.id FROM dual;
-                END;/""" % (tr_name, self.quote_name(table), sq_name)
+                    SELECT %(sq_name)s.nextval
+                    INTO :new.%(col_name)s FROM dual;
+                END;/""" % locals()
         return sequence_sql, trigger_sql
 
     def date_extract_sql(self, lookup_type, field_name):

django/db/models/fields/__init__.py

@@ -440,6 +440,7 @@ class AutoField(Field):
         assert not cls._meta.has_auto_field, "A model can't have more than one AutoField."
         super(AutoField, self).contribute_to_class(cls, name)
         cls._meta.has_auto_field = True
+        cls._meta.auto_field = self
 
     def formfield(self, **kwargs):
         return None
@@ -545,7 +546,12 @@ class DateField(Field):
     def get_db_prep_save(self, value):
         # Casts dates into string format for entry into database.
         if value is not None:
-            value = value.strftime('%Y-%m-%d')
+            try:
+                value = value.strftime('%Y-%m-%d')
+            except AttributeError:
+                # If value is already a string it won't have a strftime method,
+                # so we'll just let it pass through.
+                pass
         return Field.get_db_prep_save(self, value)
 
     def get_manipulator_field_objs(self):

django/db/models/options.py

@@ -33,7 +33,7 @@ class Options(object):
         self.admin = None
         self.meta = meta
         self.pk = None
-        self.has_auto_field = False
+        self.has_auto_field, self.auto_field = False, None
         self.one_to_one_field = None
         self.parents = []
 

django/test/_doctest.py

@@ -1,5 +1,5 @@
 # This is a slightly modified version of the doctest.py that shipped with Python 2.4
-# It incorporates changes that have been submitted the the Python ticket tracker 
+# It incorporates changes that have been submitted the the Python ticket tracker
 # as ticket #1521051. These changes allow for a DoctestRunner and Doctest base
 # class to be specified when constructing a DoctestSuite.
 
@@ -105,6 +105,14 @@ import unittest, difflib, pdb, tempfile
 import warnings
 from StringIO import StringIO
 
+if sys.platform.startswith('java'):
+    # On Jython, isclass() reports some modules as classes. Patch it.
+    def patch_isclass(isclass):
+        def patched_isclass(obj):
+            return isclass(obj) and hasattr(obj, '__module__')
+        return patched_isclass
+    inspect.isclass = patch_isclass(inspect.isclass)
+
 # Don't whine about the deprecated is_private function in this
 # module's tests.
 warnings.filterwarnings("ignore", "is_private", DeprecationWarning,

docs/newforms.txt

@@ -985,7 +985,7 @@ validation if a particular field's value is not given. ``initial`` values are
 ~~~~~~~~~~
 
 The ``widget`` argument lets you specify a ``Widget`` class to use when
-rendering this ``Field``. See "Widgets"_ below for more information.
+rendering this ``Field``. See `Widgets`_ below for more information.
 
 ``help_text``
 ~~~~~~~~~~~~~

docs/settings.txt

@@ -325,7 +325,8 @@ The default formatting to use for date fields on Django admin change-list
 pages -- and, possibly, by other parts of the system. See
 `allowed date format strings`_.
 
-See also DATETIME_FORMAT, TIME_FORMAT, YEAR_MONTH_FORMAT and MONTH_DAY_FORMAT.
+See also ``DATETIME_FORMAT``, ``TIME_FORMAT``, ``YEAR_MONTH_FORMAT``
+and ``MONTH_DAY_FORMAT``.
 
 .. _allowed date format strings: ../templates/#now
 
@@ -338,7 +339,8 @@ The default formatting to use for datetime fields on Django admin change-list
 pages -- and, possibly, by other parts of the system. See
 `allowed date format strings`_.
 
-See also DATE_FORMAT, DATETIME_FORMAT, TIME_FORMAT, YEAR_MONTH_FORMAT and MONTH_DAY_FORMAT.
+See also ``DATE_FORMAT``, ``DATETIME_FORMAT``, ``TIME_FORMAT``,
+``YEAR_MONTH_FORMAT`` and ``MONTH_DAY_FORMAT``.
 
 .. _allowed date format strings: ../templates/#now
 
@@ -350,8 +352,8 @@ Default: ``False``
 A boolean that turns on/off debug mode.
 
 If you define custom settings, django/views/debug.py has a ``HIDDEN_SETTINGS``
-regular expression which will hide from the DEBUG view anything that contins
-``'SECRET``, ``PASSWORD``, or ``PROFANITIES'``. This allows untrusted users to
+regular expression which will hide from the DEBUG view anything that contains
+``'SECRET'``, ``'PASSWORD'``, or ``'PROFANITIES'``. This allows untrusted users to
 be able to give backtraces without seeing sensitive (or offensive) settings.
 
 Still, note that there are always going to be sections of your debug output that
@@ -656,8 +658,8 @@ drilldown, the header for a given day displays the day and month. Different
 locales have different formats. For example, U.S. English would say
 "January 1," whereas Spanish might say "1 Enero."
 
-See `allowed date format strings`_. See also DATE_FORMAT, DATETIME_FORMAT,
-TIME_FORMAT and YEAR_MONTH_FORMAT.
+See `allowed date format strings`_. See also ``DATE_FORMAT``,
+``DATETIME_FORMAT``, ``TIME_FORMAT`` and ``YEAR_MONTH_FORMAT``.
 
 PREPEND_WWW
 -----------
@@ -815,7 +817,7 @@ highlighted.
 Note that Django only displays fancy error pages if ``DEBUG`` is ``True``, so
 you'll want to set that to take advantage of this setting.
 
-See also DEBUG.
+See also ``DEBUG``.
 
 TEMPLATE_DIRS
 -------------
@@ -905,8 +907,8 @@ The default formatting to use for time fields on Django admin change-list
 pages -- and, possibly, by other parts of the system. See
 `allowed date format strings`_.
 
-See also DATE_FORMAT, DATETIME_FORMAT, TIME_FORMAT, YEAR_MONTH_FORMAT and
-MONTH_DAY_FORMAT.
+See also ``DATE_FORMAT``, ``DATETIME_FORMAT``, ``TIME_FORMAT``,
+``YEAR_MONTH_FORMAT`` and ``MONTH_DAY_FORMAT``.
 
 .. _allowed date format strings: ../templates/#now
 
@@ -980,8 +982,8 @@ drilldown, the header for a given month displays the month and the year.
 Different locales have different formats. For example, U.S. English would say
 "January 2006," whereas another locale might say "2006/January."
 
-See `allowed date format strings`_. See also DATE_FORMAT, DATETIME_FORMAT,
-TIME_FORMAT and MONTH_DAY_FORMAT.
+See `allowed date format strings`_. See also ``DATE_FORMAT``,
+``DATETIME_FORMAT``, ``TIME_FORMAT`` and ``MONTH_DAY_FORMAT``.
 
 .. _cache docs: ../cache/
 .. _middleware docs: ../middleware/

tests/regressiontests/model_regress/models.py

@@ -20,6 +20,11 @@ class Article(models.Model):
     def __unicode__(self):
         return self.headline
 
+class Movie(models.Model):
+    #5218: Test models with non-default primary keys / AutoFields
+    movie_id = models.AutoField(primary_key=True)
+    name = models.CharField(max_length=60)
+
 __test__ = {'API_TESTS': """
 (NOTE: Part of the regression test here is merely parsing the model
 declaration. The verbose_name, in particular, did not always work.)