google-api-ruby-client/lib/google/api_client/discovery/discovery.rb

79 lines
2.6 KiB
Ruby

# Copyright 2010 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
require "json"
require "addressable/template"
module Google #:nodoc:
class APIClient #:nodoc:
##
# A discovery document handler.
class Discovery
##
# The default discovery configuration values. These may be overrided
# simply by passing in the same key to the constructor.
DEFAULTS = {
}
##
# A set of default configuration values specific to each service. These
# may be overrided simply by passing in the same key to the constructor.
SERVICE_DEFAULTS = {
}
##
# Creates a new API discovery handler.
#
# @param [Hash] options
# <code>:service</code>::
# The name of the service.
# <code>:service_version</code>::
# The version of the service.
# <code>:discovery_uri</code>::
# The URI of the discovery document.
#
# @return [Google::APIClient::Discovery] The API discovery handler.
def initialize(options={})
if options[:service] && SERVICE_DEFAULTS[options[:service]]
@options = DEFAULTS.merge(SERVICE_DEFAULTS[options[:service]])
else
@options = DEFAULTS.clone
end
@options.merge!(options)
if @options[:service] && !@options[:discovery_uri]
service_id = @options[:service]
service_version = @options[:service_version] || "1.0"
@options[:discovery_uri] =
"http://www.googleapis.com/discovery/0.1/describe" +
"?api=#{service_id}&apiVersion=#{service_version}"
end
unless @options[:discovery_uri]
raise ArgumentError,
"Missing required configuration value, :discovery_uri."
end
# Handle any remaining configuration here
end
##
# Returns the configuration of the handler. Configuration options that
# are not recognized by the handler are ignored.
#
# @return [Hash] The configuration options.
def options
return @options
end
end
end
end