require 'stringio'
require 'google/api_client/version'
+require 'google/api_client/logging'
require 'google/api_client/errors'
require 'google/api_client/environment'
require 'google/api_client/discovery'
+require 'google/api_client/request'
require 'google/api_client/reference'
require 'google/api_client/result'
require 'google/api_client/media'
require 'google/api_client/service_account'
require 'google/api_client/batch'
+require 'google/api_client/railtie' if defined?(Rails)
module Google
+
##
# This class manages APIs communication.
class APIClient
+ include Google::APIClient::Logging
+
##
# Creates a new Google API client.
#
# <li><code>:oauth_1</code></li>
# <li><code>:oauth_2</code></li>
# </ul>
+ # @option options [Boolean] :auto_refresh_token (true)
+ # The setting that controls whether or not the api client attempts to
+ # refresh authorization when a 401 is hit in #execute. If the token does
+ # not support it, this option is ignored.
# @option options [String] :application_name
# The name of the application using the client.
# @option options [String] :application_version
# @option options [String] :discovery_path ("/discovery/v1")
# The discovery base path. This rarely needs to be changed.
def initialize(options={})
+ logger.debug { "#{self.class} - Initializing client with options #{options}" }
+
# Normalize key to String to allow indifferent access.
options = options.inject({}) do |accu, (key, value)|
accu[key.to_sym] = value
# Most developers will want to leave this value alone and use the
# application_name option.
- application_string = (
- options[:application_name] ? (
- "#{options[:application_name]}/" +
- "#{options[:application_version] || '0.0.0'}"
- ) : ""
- )
+ if options[:application_name]
+ app_name = options[:application_name]
+ app_version = options[:application_version]
+ application_string = "#{app_name}/#{app_version || '0.0.0'}"
+ else
+ logger.warn { "#{self.class} - Please provide :application_name and :application_version when initializing the client" }
+ end
self.user_agent = options[:user_agent] || (
"#{application_string} " +
- "google-api-ruby-client/#{VERSION::STRING} " +
+ "google-api-ruby-client/#{Google::APIClient::VERSION::STRING} " +
ENV::OS_VERSION
).strip
# The writer method understands a few Symbols and will generate useful
# default authentication mechanisms.
self.authorization =
options.key?(:authorization) ? options[:authorization] : :oauth_2
+ self.auto_refresh_token = options.fetch(:auto_refresh_token) { true }
self.key = options[:key]
self.user_ip = options[:user_ip]
@discovery_uris = {}
@discovery_documents = {}
@discovered_apis = {}
+
return self
end
return @authorization
end
+ ##
+ # The setting that controls whether or not the api client attempts to
+ # refresh authorization when a 401 is hit in #execute.
+ #
+ # @return [Boolean]
+ attr_accessor :auto_refresh_token
+
##
# The application's API key issued by the API console.
#
# Returns the method object for a given RPC name and service version.
#
# @param [String, Symbol] rpc_name The RPC name of the desired method.
- # @param [String, Symbol] rpc_name The API the method is within.
+ # @param [String, Symbol] api The API the method is within.
# @param [String] version The desired version of the API.
#
# @return [Google::APIClient::Method] The method object.
##
# Generates a request.
#
- # @option options [Google::APIClient::Method, String] :api_method
+ # @option options [Google::APIClient::Method] :api_method
# The method object or the RPC name of the method being executed.
# @option options [Hash, Array] :parameters
# The parameters to send to the method.
# If a Hash, the below parameters are handled. If an Array, the
# parameters are assumed to be in the below order:
#
- # - (Google::APIClient::Method, String) api_method:
+ # - (Google::APIClient::Method) api_method:
# The method object or the RPC name of the method being executed.
# - (Hash, Array) parameters:
# The parameters to send to the method.
# - (String) body: The body of the request.
# - (Hash, Array) headers: The HTTP headers for the request.
# - (Hash) options: A set of options for the request, of which:
- # - (String) :version (default: "v1") -
- # The service version. Only used if `api_method` is a `String`.
# - (#generate_authenticated_request) :authorization (default: true) -
# The authorization mechanism for the response. Used only if
# `:authenticated` is `true`.
# result = client.execute(batch_request)
#
# @example
+ # plus = client.discovered_api('plus')
# result = client.execute(
- # :api_method => 'plus.activities.list',
+ # :api_method => plus.activities.list,
# :parameters => {'collection' => 'public', 'userId' => 'me'}
# )
#
options[:parameters] = params.shift if params.size > 0
options[:body] = params.shift if params.size > 0
options[:headers] = params.shift if params.size > 0
- options[:client] = self
+ options.update(params.shift) if params.size > 0
request = self.generate_request(options)
end
+ request.headers['User-Agent'] ||= '' + self.user_agent unless self.user_agent.nil?
+ request.parameters['key'] ||= self.key unless self.key.nil?
+ request.parameters['userIp'] ||= self.user_ip unless self.user_ip.nil?
+
connection = options[:connection] || Faraday.default_connection
request.authorization = options[:authorization] || self.authorization unless options[:authenticated] == false
result = request.send(connection)
-
- if request.upload_type == 'resumable'
- upload = result.resumable_upload
- unless upload.complete?
- result = upload.send(connection)
+ if result.status == 401 && authorization.respond_to?(:refresh_token) && auto_refresh_token
+ begin
+ logger.debug("Attempting refresh of access token & retry of request")
+ authorization.fetch_access_token!
+ result = request.send(connection)
+ rescue Signet::AuthorizationError
+ # Ignore since we want the original error
end
end
+
return result
end
return result
end
- ##
- # Ensures API method names specified as strings resolve to
- # discovered method instances
- def resolve_method(method, version)
- version ||= 'v1'
- if method.kind_of?(Google::APIClient::Method) || method == nil
- return method
- elsif method.respond_to?(:to_str) || method.kind_of?(Symbol)
- # This method of guessing the API is unreliable. This will fail for
- # APIs where the first segment of the RPC name does not match the
- # service name. However, this is a fallback mechanism anyway.
- # Developers should be passing in a reference to the method, rather
- # than passing in a string or symbol. This should raise an error
- # in the case of a mismatch.
- method = method.to_s
- api = method[/^([^.]+)\./, 1]
- api_method = self.discovered_method(method, api, version)
- if api_method.nil?
- raise ArgumentError, "API method could not be found."
- end
- return api_method
- else
- raise TypeError,
- "Expected Google::APIClient::Method, got #{method.class}."
- end
- end
-
protected
##
# Resolves a URI template against the client's configured base.
#
+ # @api private
# @param [String, Addressable::URI, Addressable::Template] template
# The template to resolve.
# @param [Hash] mapping The mapping that corresponds to the template.