magic-removal: Got rid of django.core.management.database_check, which was never finished.

git-svn-id: http://code.djangoproject.com/svn/django/branches/magic-removal@2399 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/core/management.py

@@ -480,81 +480,6 @@ def syncdb():
     connection.commit()
 syncdb.args = ''
 
-def has_no_records(cursor):
-    "Returns True if the cursor, having executed a query, returned no records."
-    # This is necessary due to an inconsistency in the DB-API spec.
-    # cursor.rowcount can be -1 (undetermined), according to
-    # http://www.python.org/peps/pep-0249.html
-    if cursor.rowcount < 0:
-        return cursor.fetchone() is None
-    return cursor.rowcount < 1
-
-def database_check(app):
-    "Checks that everything is properly installed in the database for the given module."
-    from django.db import backend, connection, models
-    cursor = connection.cursor()
-    app_modules = models.get_models(app)
-    app_label = app_modules[0]._meta.app_label
-
-    # Check that the package exists in the database.
-    cursor.execute("SELECT 1 FROM %s WHERE %s = %%s" % \
-        (backend.quote_name('django_package'), backend.quote_name('label')), [app_label])
-    if has_no_records(cursor):
-#         sys.stderr.write("The '%s' package isn't installed.\n" % app_label)
-        print _get_packages_insert(app_label)
-
-    # Check that the permissions and content types are in the database.
-    perms_seen = {}
-    contenttypes_seen = {}
-    for klass in app_models:
-        opts = klass._meta
-        perms = _get_all_permissions(opts)
-        perms_seen.update(dict(perms))
-        contenttypes_seen[opts.module_name] = 1
-        for codename, name in perms:
-            cursor.execute("SELECT 1 FROM %s WHERE %s = %%s AND %s = %%s" % \
-                (backend.quote_name('auth_permission'), backend.quote_name('package'),
-                backend.quote_name('codename')), (app_label, codename))
-            if has_no_records(cursor):
-#                 sys.stderr.write("The '%s.%s' permission doesn't exist.\n" % (app_label, codename))
-                print _get_permission_insert(name, codename, opts)
-        cursor.execute("SELECT 1 FROM %s WHERE %s = %%s AND %s = %%s" % \
-            (backend.quote_name('django_content_type'), backend.quote_name('package'),
-            backend.quote_name('python_module_name')), (app_label, opts.module_name))
-        if has_no_records(cursor):
-#             sys.stderr.write("The '%s.%s' content type doesn't exist.\n" % (app_label, opts.module_name))
-            print _get_contenttype_insert(opts)
-
-    # Check that there aren't any *extra* permissions in the DB that the model
-    # doesn't know about.
-    cursor.execute("SELECT %s FROM %s WHERE %s = %%s" % \
-        (backend.quote_name('codename'), backend.quote_name('auth_permission'),
-        backend.quote_name('package')), (app_label,))
-    for row in cursor.fetchall():
-        try:
-            perms_seen[row[0]]
-        except KeyError:
-#             sys.stderr.write("A permission called '%s.%s' was found in the database but not in the model.\n" % (app_label, row[0]))
-            print "DELETE FROM %s WHERE %s='%s' AND %s = '%s';" % \
-                (backend.quote_name('auth_permission'), backend.quote_name('package'),
-                app_label, backend.quote_name('codename'), row[0])
-
-    # Check that there aren't any *extra* content types in the DB that the
-    # model doesn't know about.
-    cursor.execute("SELECT %s FROM %s WHERE %s = %%s" % \
-        (backend.quote_name('python_module_name'), backend.quote_name('django_content_type'),
-        backend.quote_name('package')), (app_label,))
-    for row in cursor.fetchall():
-        try:
-            contenttypes_seen[row[0]]
-        except KeyError:
-#             sys.stderr.write("A content type called '%s.%s' was found in the database but not in the model.\n" % (app_label, row[0]))
-            print "DELETE FROM %s WHERE %s='%s' AND %s = '%s';" % \
-                (backend.quote_name('django_content_type'), backend.quote_name('package'),
-                app_label, backend.quote_name('python_module_name'), row[0])
-database_check.help_doc = "Checks that everything is installed in the database for the given model module name(s) and prints SQL statements if needed."
-database_check.args = APP_ARGS
-
 def get_admin_index(app):
     "Returns admin-index template snippet (in list form) for the given app."
     from django.utils.text import capfirst
@@ -1182,7 +1107,6 @@ DEFAULT_ACTION_MAPPING = {
     'adminindex': get_admin_index,
     'createsuperuser': createsuperuser,
     'createcachetable' : createcachetable,
-#     'dbcheck': database_check,
     'init': init,
     'inspectdb': inspectdb,
     'install': install,