Source code for pacifica.metadata.orm.values

# -*- coding: utf-8 -*-
"""Contains the model for metadata values."""
from peewee import CharField
from import CherryPyAPI
from .utils import unicode_type

[docs]class Values(CherryPyAPI): """ Values model class for metadata. Attributes: +-------------------+-------------------------------------+ | Name | Description | +===================+=====================================+ | value | generic value for some metadata | +-------------------+-------------------------------------+ | encoding | language encoding of the value | +-------------------+-------------------------------------+ """ value = CharField(default='', index=True) encoding = CharField(default='UTF8')
[docs] def to_hash(self, **flags): """Convert the object to a hash.""" obj = super(Values, self).to_hash(**flags) obj['_id'] = int( obj['value'] = unicode_type(self.value) obj['encoding'] = str(self.encoding) return obj
[docs] def from_hash(self, obj): """Convert the hash to the object.""" super(Values, self).from_hash(obj) self._set_only_if('_id', obj, 'id', lambda: obj['_id']) self._set_only_if('value', obj, 'value', lambda: unicode_type(obj['value'])) self._set_only_if('encoding', obj, 'encoding', lambda: str(obj['encoding']))
[docs] @classmethod def where_clause(cls, kwargs): """PeeWee specific where clause used for search.""" where_clause = super(Values, cls).where_clause(kwargs) return cls._where_attr_clause(where_clause, kwargs, ['value', 'encoding'])