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Support binding columns to base classes

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Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>
This commit is contained in:
Roberto Rosario
2019-05-03 01:17:04 -04:00
parent bd9c75cdaa
commit a3ea854e73
1 changed files with 24 additions and 17 deletions
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41
mayan/apps/navigation/classes.py
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@@ -566,19 +566,23 @@ class SourceColumn(object):
result = cls._registry[source.__class__]
except KeyError:
try:
# Might be an inherited class insance, try its source class
result = cls._registry[source.source_ptr.__class__]
except (KeyError, AttributeError):
# Might be a subclass, try its root class
result.extend(cls._registry[source.__class__.__mro__[-2]])
except KeyError:
try:
# Try it as a queryset
result = cls._registry[source.model]
except AttributeError:
# Might be an inherited class insance, try its source class
result = cls._registry[source.source_ptr.__class__]
except (KeyError, AttributeError):
try:
# Special case for queryset items produced from
# .defer() or .only() optimizations
result = cls._registry[list(source._meta.parents.items())[0][0]]
except (AttributeError, KeyError, IndexError):
result = ()
# Try it as a queryset
result = cls._registry[source.model]
except AttributeError:
try:
# Special case for queryset items produced from
# .defer() or .only() optimizations
result = cls._registry[list(source._meta.parents.items())[0][0]]
except (AttributeError, KeyError, IndexError):
result = ()
except TypeError:
# unhashable type: list
result = ()
@@ -658,12 +662,15 @@ class SourceColumn(object):
)
self._label = getattr(attribute, 'short_description')
except AttributeError:
name, model = SourceColumn.get_attribute_recursive(
attribute=self.attribute, model=self.source._meta.model
)
self._label = label_for_field(
name=name, model=model
)
try:
name, model = SourceColumn.get_attribute_recursive(
attribute=self.attribute, model=self.source._meta.model
)
self._label = label_for_field(
name=name, model=model
)
except AttributeError:
self._label = self.attribute
else:
self._label = getattr(
self.func, 'short_description', _('Unnamed function')