resources_getter.py 文件源码

def _handle_search_param(self):
        search_param = self.params.get('search')
        if not search_param:
            return

        fields = [f.name for f in self.model._meta.get_fields() if not f.is_relation]
        q_list = [Q(**{'%s__icontains' % f : search_param}) for f in fields]
        related = [f for f in self.model._meta.get_fields() if isinstance(f, ForeignKey)]
        for rel in related:
            model = rel.related_model
            r_fields = [f.name for f in model._meta.get_fields() if not f.is_relation]
            q_list += [Q(**{'%s__%s__icontains' % (rel.name, r_field): search_param}) for r_field in r_fields]
        search_filter = reduce(OR, q_list)

        return search_filter