value_content_type_limiter.register_class(model)
+register_value_model(Tag)
+
+
def unregister_value_model(model):
value_content_type_limiter.unregister_class(model)
class Attribute(models.Model):
- entity_content_type = models.ForeignKey(ContentType, related_name='attribute_entity_set', verbose_name='Entity type')
- entity_object_id = models.PositiveIntegerField(verbose_name='Entity ID')
+ entity_content_type = models.ForeignKey(ContentType, related_name='attribute_entity_set', verbose_name='Entity type', db_index=True)
+ entity_object_id = models.PositiveIntegerField(verbose_name='Entity ID', db_index=True)
entity = generic.GenericForeignKey('entity_content_type', 'entity_object_id')
- value_content_type = models.ForeignKey(ContentType, related_name='attribute_value_set', limit_choices_to=attribute_value_limiter, verbose_name='Value type', null=True, blank=True)
- value_object_id = models.PositiveIntegerField(verbose_name='Value ID', null=True, blank=True)
+ value_content_type = models.ForeignKey(ContentType, related_name='attribute_value_set', limit_choices_to=attribute_value_limiter, verbose_name='Value type', null=True, blank=True, db_index=True)
+ value_object_id = models.PositiveIntegerField(verbose_name='Value ID', null=True, blank=True, db_index=True)
value = generic.GenericForeignKey('value_content_type', 'value_object_id')
- key = models.CharField(max_length=255, validators=[RegexValidator("\w+")], help_text="Must contain one or more alphanumeric characters or underscores.")
+ key = models.CharField(max_length=255, validators=[RegexValidator("\w+")], help_text="Must contain one or more alphanumeric characters or underscores.", db_index=True)
def __unicode__(self):
return u'"%s": %s' % (self.key, self.value)
# tree structure won't be that deep.
segments = path.split(pathsep)
- # Check for a trailing pathsep so we can restore it later.
- trailing_pathsep = False
- if segments[-1] == '':
- trailing_pathsep = True
-
# Clean out blank segments. Handles multiple consecutive pathseps.
while True:
try:
return kwargs
- def build_path(segments):
- path = pathsep.join(segments)
- if trailing_pathsep and segments and segments[-1] != '':
- path += pathsep
- return path
-
def find_obj(segments, depth, deepest_found=None):
if deepest_found is None:
deepest_level = 0
if deepest_level == depth:
# This should happen if nothing is found with any part of the given path.
if root is not None and deepest_found is None:
- return root, build_path(segments)
+ return root, pathsep.join(segments)
raise
return find_obj(segments, depth, deepest_found)
# Could there be a deeper one?
if obj.is_leaf_node():
- return obj, build_path(segments[deepest_level:]) or None
+ return obj, pathsep.join(segments[deepest_level:]) or None
depth += (len(segments) - depth)/2 or len(segments) - depth
depth = deepest_level + obj.get_descendant_count()
if deepest_level == depth:
- return obj, build_path(segments[deepest_level:]) or None
+ return obj, pathsep.join(segments[deepest_level:]) or None
try:
return find_obj(segments, depth, obj)
except self.model.DoesNotExist:
# Then this was the deepest.
- return obj, build_path(segments[deepest_level:])
+ return obj, pathsep.join(segments[deepest_level:])
if absolute_result:
return self.get(**make_query_kwargs(segments, root))