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require 'json-schema/attribute'
require 'json-schema/attributes/ref'
module JSON
class Schema
class ExtendsAttribute < Attribute
def self.validate(current_schema, data, fragments, processor, validator, options = {})
schemas = current_schema.schema['extends']
schemas = [schemas] if !schemas.is_a?(Array)
schemas.each do |s|
uri,schema = get_extended_uri_and_schema(s, current_schema, validator)
if schema
schema.validate(data, fragments, processor, options)
elsif uri
message = "The extended schema '#{uri.to_s}' cannot be found"
validation_error(processor, message, fragments, current_schema, self, options[:record_errors])
else
message = "The property '#{build_fragment(fragments)}' was not a valid schema"
validation_error(processor, message, fragments, current_schema, self, options[:record_errors])
end
end
end
def self.get_extended_uri_and_schema(s, current_schema, validator)
uri,schema = nil,nil
if s.is_a?(Hash)
uri = current_schema.uri
if s['$ref']
ref_uri,ref_schema = JSON::Schema::RefAttribute.get_referenced_uri_and_schema(s, current_schema, validator)
if ref_schema
if s.size == 1 # Check if anything else apart from $ref
uri,schema = ref_uri,ref_schema
else
s = s.dup
s.delete '$ref'
s = ref_schema.schema.merge(s)
end
end
end
schema ||= JSON::Schema.new(s,uri,validator)
end
[uri,schema]
end
end
end
end
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