Source code for fobi.contrib.apps.drf_integration.metadata
import copy
from rest_framework.metadata import SimpleMetadata
from rest_framework.utils.field_mapping import ClassLookupDict
from .fields import (
ContentImageField,
ContentTextField,
ContentVideoField,
MultipleChoiceWithMaxField,
)
__title__ = "fobi.contrib.apps.drf_integration.metadata"
__author__ = "Artur Barseghyan <artur.barseghyan@gmail.com>"
__copyright__ = "2016-2019 Artur Barseghyan"
__license__ = "GPL 2.0/LGPL 2.1"
__all__ = ("FobiMetaData",)
[docs]class FobiMetaData(SimpleMetadata):
"""Meta data for better representation of the form elements."""
__mapping = copy.copy(SimpleMetadata.label_lookup.mapping)
__mapping.update(
{
MultipleChoiceWithMaxField: "multiple choice",
ContentImageField: "content",
ContentTextField: "content",
ContentVideoField: "content",
}
)
label_lookup = ClassLookupDict(__mapping)
[docs] def get_field_info(self, field):
"""Get field info.
Given an instance of a serializer field, return a dictionary
of metadata about it.
"""
field_info = super(FobiMetaData, self).get_field_info(field)
for __key in ["initial", "max_value", "min_value"]:
__val = getattr(field, __key, None)
if __val not in (None, ""):
field_info[__key] = __val
field_metadata = field.root.get_fields_metadata().get(
field.field_name, {}
)
if field_metadata:
for __k, __val in field_metadata.items():
if __val not in (None, ""):
field_info[__k] = __val
return field_info