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Contents
module ActiveRecord
class PredicateBuilder
silence_warnings do
def expand(column, value)
# Find the foreign key when using queries such as:
# Post.where(author: author)
#
# For polymorphic relationships, find the foreign key and type:
# PriceEstimate.where(estimate_of: treasure)
# CPK
if Base === Array(value).first && Array(value).first.composite? && reflection = table.associated_with?(column)
columns = reflection.foreign_key
values = Array(value).map{|v| columns.map{|c| v.public_send(c) }}
cpk_predicate_builder = Class.new.extend(CompositePrimaryKeys::Predicates)
predicate = cpk_predicate_builder.cpk_in_predicate(table.send(:arel_table), columns, values)
return predicate
else
# Original code
value = AssociationQueryHandler.value_for(table, column, value) if table.associated_with?(column)
build(table.arel_attribute(column), value)
end
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems