Move request class to its own file
This commit is contained in:
Steven Bazyl
parent
6539bfc118
commit
39f53ae4e2
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@ -23,6 +23,7 @@ require 'google/api_client/version'
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require 'google/api_client/errors'
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require 'google/api_client/environment'
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require 'google/api_client/discovery'
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require 'google/api_client/request'
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require 'google/api_client/reference'
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require 'google/api_client/result'
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require 'google/api_client/media'
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@ -12,327 +12,10 @@
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# See the License for the specific language governing permissions and
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# limitations under the License.
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require 'faraday'
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require 'faraday/utils'
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require 'multi_json'
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require 'compat/multi_json'
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require 'addressable/uri'
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require 'stringio'
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require 'google/api_client/discovery'
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require 'google/api_client/request'
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module Google
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class APIClient
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##
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# Represents an API request.
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class Request
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MULTIPART_BOUNDARY = "-----------RubyApiMultipartPost".freeze
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# @return [Hash] Request parameters
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attr_reader :parameters
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# @return [Hash] Additional HTTP headers
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attr_reader :headers
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# @return [Google::APIClient::Method] API method to invoke
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attr_reader :api_method
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# @return [Google::APIClient::UploadIO] File to upload
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attr_accessor :media
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# @return [#generated_authenticated_request] User credentials
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attr_accessor :authorization
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# @return [TrueClass,FalseClass] True if request should include credentials
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attr_accessor :authenticated
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# @return [#read, #to_str] Request body
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attr_accessor :body
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##
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# Build a request
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#
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# @param [Hash] options
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# @option options [Hash, Array] :parameters
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# Request parameters for the API method.
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# @option options [Google::APIClient::Method] :api_method
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# API method to invoke. Either :api_method or :uri must be specified
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# @option options [TrueClass, FalseClass] :authenticated
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# True if request should include credentials. Implicitly true if
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# unspecified and :authorization present
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# @option options [#generate_signed_request] :authorization
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# OAuth credentials
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# @option options [Google::APIClient::UploadIO] :media
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# File to upload, if media upload request
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# @option options [#to_json, #to_hash] :body_object
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# Main body of the API request. Typically hash or object that can
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# be serialized to JSON
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# @option options [#read, #to_str] :body
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# Raw body to send in POST/PUT requests
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# @option options [String, Addressable::URI] :uri
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# URI to request. Either :api_method or :uri must be specified
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# @option options [String, Symbol] :http_method
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# HTTP method when requesting a URI
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def initialize(options={})
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@parameters = Hash[options[:parameters] || {}]
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@headers = Faraday::Utils::Headers.new
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self.headers.merge!(options[:headers]) unless options[:headers].nil?
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self.api_method = options[:api_method]
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self.authenticated = options[:authenticated]
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self.authorization = options[:authorization]
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# These parameters are handled differently because they're not
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# parameters to the API method, but rather to the API system.
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self.parameters['key'] ||= options[:key] if options[:key]
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self.parameters['userIp'] ||= options[:user_ip] if options[:user_ip]
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if options[:media]
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self.initialize_media_upload(options)
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elsif options[:body]
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self.body = options[:body]
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elsif options[:body_object]
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self.headers['Content-Type'] ||= 'application/json'
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self.body = serialize_body(options[:body_object])
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else
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self.body = ''
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end
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unless self.api_method
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self.http_method = options[:http_method] || 'GET'
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self.uri = options[:uri]
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end
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end
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# @!attribute [r] upload_type
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# @return [String] protocol used for upload
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def upload_type
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return self.parameters['uploadType'] || self.parameters['upload_type']
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end
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# @!attribute http_method
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# @return [Symbol] HTTP method if invoking a URI
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def http_method
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return @http_method ||= self.api_method.http_method.to_s.downcase.to_sym
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end
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def http_method=(new_http_method)
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if new_http_method.kind_of?(Symbol)
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@http_method = new_http_method.to_s.downcase.to_sym
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elsif new_http_method.respond_to?(:to_str)
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@http_method = new_http_method.to_s.downcase.to_sym
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else
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raise TypeError,
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"Expected String or Symbol, got #{new_http_method.class}."
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end
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end
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def api_method=(new_api_method)
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if new_api_method.nil? || new_api_method.kind_of?(Google::APIClient::Method)
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@api_method = new_api_method
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else
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raise TypeError,
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"Expected Google::APIClient::Method, got #{new_api_method.class}."
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end
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end
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# @!attribute uri
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# @return [Addressable::URI] URI to send request
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def uri
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return @uri ||= self.api_method.generate_uri(self.parameters)
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end
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def uri=(new_uri)
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@uri = Addressable::URI.parse(new_uri)
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@parameters.update(@uri.query_values) unless @uri.query_values.nil?
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end
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# Transmits the request with the given connection
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#
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# @api private
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#
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# @param [Faraday::Connection] connection
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# the connection to transmit with
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#
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# @return [Google::APIClient::Result]
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# result of API request
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def send(connection)
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http_response = connection.app.call(self.to_env(connection))
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result = self.process_http_response(http_response)
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# Resumamble slightly different than other upload protocols in that it requires at least
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# 2 requests.
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if self.upload_type == 'resumable'
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upload = result.resumable_upload
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unless upload.complete?
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result = upload.send(connection)
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end
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end
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return result
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end
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# Convert to an HTTP request. Returns components in order of method, URI,
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# request headers, and body
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#
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# @api private
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#
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# @return [Array<(Symbol, Addressable::URI, Hash, [#read,#to_str])>]
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def to_http_request
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request = (
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if self.uri
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unless self.parameters.empty?
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self.uri.query = Addressable::URI.form_encode(self.parameters)
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end
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[self.http_method, self.uri.to_s, self.headers, self.body]
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else
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self.api_method.generate_request(self.parameters, self.body, self.headers)
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end)
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end
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##
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# Hashified verison of the API request
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#
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# @return [Hash]
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def to_hash
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options = {}
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if self.api_method
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options[:api_method] = self.api_method
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options[:parameters] = self.parameters
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else
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options[:http_method] = self.http_method
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options[:uri] = self.uri
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end
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options[:headers] = self.headers
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options[:body] = self.body
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options[:media] = self.media
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unless self.authorization.nil?
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options[:authorization] = self.authorization
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end
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return options
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end
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##
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# Prepares the request for execution, building a hash of parts
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# suitable for sending to Faraday::Connection.
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#
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# @api private
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#
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# @param [Faraday::Connection] connection
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# Connection for building the request
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#
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# @return [Hash]
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# Encoded request
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def to_env(connection)
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method, uri, headers, body = self.to_http_request
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http_request = connection.build_request(method) do |req|
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req.url(uri)
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req.headers.update(headers)
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req.body = body
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end
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if self.authorization.respond_to?(:generate_authenticated_request)
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http_request = self.authorization.generate_authenticated_request(
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:request => http_request,
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:connection => connection
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)
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end
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request_env = http_request.to_env(connection)
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end
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##
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# Convert HTTP response to an API Result
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#
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# @api private
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#
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# @param [Faraday::Response] response
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# HTTP response
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#
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# @return [Google::APIClient::Result]
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# Processed API response
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def process_http_response(response)
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Result.new(self, response)
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end
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protected
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##
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# Adjust headers & body for media uploads
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#
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# @api private
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#
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# @param [Hash] options
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# @option options [Hash, Array] :parameters
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# Request parameters for the API method.
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# @option options [Google::APIClient::UploadIO] :media
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# File to upload, if media upload request
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# @option options [#to_json, #to_hash] :body_object
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# Main body of the API request. Typically hash or object that can
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# be serialized to JSON
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# @option options [#read, #to_str] :body
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# Raw body to send in POST/PUT requests
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def initialize_media_upload(options)
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self.media = options[:media]
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case self.upload_type
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when "media"
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if options[:body] || options[:body_object]
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raise ArgumentError, "Can not specify body & body object for simple uploads"
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end
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self.headers['Content-Type'] ||= self.media.content_type
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self.body = self.media
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when "multipart"
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unless options[:body_object]
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raise ArgumentError, "Multipart requested but no body object"
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end
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metadata = StringIO.new(serialize_body(options[:body_object]))
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build_multipart([Faraday::UploadIO.new(metadata, 'application/json', 'file.json'), self.media])
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when "resumable"
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file_length = self.media.length
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self.headers['X-Upload-Content-Type'] = self.media.content_type
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self.headers['X-Upload-Content-Length'] = file_length.to_s
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if options[:body_object]
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self.headers['Content-Type'] ||= 'application/json'
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self.body = serialize_body(options[:body_object])
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else
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self.body = ''
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end
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end
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end
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##
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# Assemble a multipart message from a set of parts
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#
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# @api private
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#
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# @param [Array<[#read,#to_str]>] parts
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# Array of parts to encode.
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# @param [String] mime_type
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# MIME type of the message
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# @param [String] boundary
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# Boundary for separating each part of the message
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def build_multipart(parts, mime_type = 'multipart/related', boundary = MULTIPART_BOUNDARY)
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env = {
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:request_headers => {'Content-Type' => "#{mime_type};boundary=#{boundary}"},
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:request => { :boundary => boundary }
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}
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multipart = Faraday::Request::Multipart.new
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self.body = multipart.create_multipart(env, parts.map {|part| [nil, part]})
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self.headers.update(env[:request_headers])
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end
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##
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# Serialize body object to JSON
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#
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# @api private
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#
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# @param [#to_json,#to_hash] body
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# object to serialize
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#
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# @return [String]
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# JSON
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def serialize_body(body)
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return body.to_json if body.respond_to?(:to_json)
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return MultiJson.dump(options[:body_object].to_hash) if body.respond_to?(:to_hash)
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raise TypeError, 'Could not convert body object to JSON.' +
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'Must respond to :to_json or :to_hash.'
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end
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end
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##
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# Subclass of Request for backwards compatibility with pre-0.5.0 versions of the library
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#
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@ -0,0 +1,336 @@
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# Copyright 2010 Google Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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require 'faraday'
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require 'faraday/utils'
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require 'multi_json'
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require 'compat/multi_json'
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require 'addressable/uri'
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require 'stringio'
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require 'google/api_client/discovery'
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module Google
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class APIClient
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##
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# Represents an API request.
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class Request
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MULTIPART_BOUNDARY = "-----------RubyApiMultipartPost".freeze
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# @return [Hash] Request parameters
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attr_reader :parameters
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# @return [Hash] Additional HTTP headers
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attr_reader :headers
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# @return [Google::APIClient::Method] API method to invoke
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attr_reader :api_method
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# @return [Google::APIClient::UploadIO] File to upload
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attr_accessor :media
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# @return [#generated_authenticated_request] User credentials
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attr_accessor :authorization
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# @return [TrueClass,FalseClass] True if request should include credentials
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attr_accessor :authenticated
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# @return [#read, #to_str] Request body
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attr_accessor :body
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##
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# Build a request
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#
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# @param [Hash] options
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# @option options [Hash, Array] :parameters
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# Request parameters for the API method.
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# @option options [Google::APIClient::Method] :api_method
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# API method to invoke. Either :api_method or :uri must be specified
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# @option options [TrueClass, FalseClass] :authenticated
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# True if request should include credentials. Implicitly true if
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# unspecified and :authorization present
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# @option options [#generate_signed_request] :authorization
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# OAuth credentials
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# @option options [Google::APIClient::UploadIO] :media
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# File to upload, if media upload request
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# @option options [#to_json, #to_hash] :body_object
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# Main body of the API request. Typically hash or object that can
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# be serialized to JSON
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# @option options [#read, #to_str] :body
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# Raw body to send in POST/PUT requests
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# @option options [String, Addressable::URI] :uri
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# URI to request. Either :api_method or :uri must be specified
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# @option options [String, Symbol] :http_method
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# HTTP method when requesting a URI
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def initialize(options={})
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@parameters = Hash[options[:parameters] || {}]
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@headers = Faraday::Utils::Headers.new
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self.headers.merge!(options[:headers]) unless options[:headers].nil?
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self.api_method = options[:api_method]
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self.authenticated = options[:authenticated]
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self.authorization = options[:authorization]
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# These parameters are handled differently because they're not
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# parameters to the API method, but rather to the API system.
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self.parameters['key'] ||= options[:key] if options[:key]
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self.parameters['userIp'] ||= options[:user_ip] if options[:user_ip]
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if options[:media]
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self.initialize_media_upload(options)
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elsif options[:body]
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self.body = options[:body]
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elsif options[:body_object]
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self.headers['Content-Type'] ||= 'application/json'
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self.body = serialize_body(options[:body_object])
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else
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self.body = ''
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end
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unless self.api_method
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self.http_method = options[:http_method] || 'GET'
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self.uri = options[:uri]
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end
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end
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# @!attribute [r] upload_type
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# @return [String] protocol used for upload
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def upload_type
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return self.parameters['uploadType'] || self.parameters['upload_type']
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end
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# @!attribute http_method
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# @return [Symbol] HTTP method if invoking a URI
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def http_method
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return @http_method ||= self.api_method.http_method.to_s.downcase.to_sym
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end
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def http_method=(new_http_method)
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if new_http_method.kind_of?(Symbol)
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@http_method = new_http_method.to_s.downcase.to_sym
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elsif new_http_method.respond_to?(:to_str)
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@http_method = new_http_method.to_s.downcase.to_sym
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else
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raise TypeError,
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"Expected String or Symbol, got #{new_http_method.class}."
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end
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end
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def api_method=(new_api_method)
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if new_api_method.nil? || new_api_method.kind_of?(Google::APIClient::Method)
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@api_method = new_api_method
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else
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raise TypeError,
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"Expected Google::APIClient::Method, got #{new_api_method.class}."
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end
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end
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# @!attribute uri
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# @return [Addressable::URI] URI to send request
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def uri
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return @uri ||= self.api_method.generate_uri(self.parameters)
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end
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def uri=(new_uri)
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@uri = Addressable::URI.parse(new_uri)
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@parameters.update(@uri.query_values) unless @uri.query_values.nil?
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end
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# Transmits the request with the given connection
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#
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# @api private
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#
|
||||
# @param [Faraday::Connection] connection
|
||||
# the connection to transmit with
|
||||
#
|
||||
# @return [Google::APIClient::Result]
|
||||
# result of API request
|
||||
def send(connection)
|
||||
http_response = connection.app.call(self.to_env(connection))
|
||||
result = self.process_http_response(http_response)
|
||||
|
||||
# Resumamble slightly different than other upload protocols in that it requires at least
|
||||
# 2 requests.
|
||||
if self.upload_type == 'resumable'
|
||||
upload = result.resumable_upload
|
||||
unless upload.complete?
|
||||
result = upload.send(connection)
|
||||
end
|
||||
end
|
||||
return result
|
||||
end
|
||||
|
||||
# Convert to an HTTP request. Returns components in order of method, URI,
|
||||
# request headers, and body
|
||||
#
|
||||
# @api private
|
||||
#
|
||||
# @return [Array<(Symbol, Addressable::URI, Hash, [#read,#to_str])>]
|
||||
def to_http_request
|
||||
request = (
|
||||
if self.uri
|
||||
unless self.parameters.empty?
|
||||
self.uri.query = Addressable::URI.form_encode(self.parameters)
|
||||
end
|
||||
[self.http_method, self.uri.to_s, self.headers, self.body]
|
||||
else
|
||||
self.api_method.generate_request(self.parameters, self.body, self.headers)
|
||||
end)
|
||||
end
|
||||
|
||||
##
|
||||
# Hashified verison of the API request
|
||||
#
|
||||
# @return [Hash]
|
||||
def to_hash
|
||||
options = {}
|
||||
if self.api_method
|
||||
options[:api_method] = self.api_method
|
||||
options[:parameters] = self.parameters
|
||||
else
|
||||
options[:http_method] = self.http_method
|
||||
options[:uri] = self.uri
|
||||
end
|
||||
options[:headers] = self.headers
|
||||
options[:body] = self.body
|
||||
options[:media] = self.media
|
||||
unless self.authorization.nil?
|
||||
options[:authorization] = self.authorization
|
||||
end
|
||||
return options
|
||||
end
|
||||
|
||||
##
|
||||
# Prepares the request for execution, building a hash of parts
|
||||
# suitable for sending to Faraday::Connection.
|
||||
#
|
||||
# @api private
|
||||
#
|
||||
# @param [Faraday::Connection] connection
|
||||
# Connection for building the request
|
||||
#
|
||||
# @return [Hash]
|
||||
# Encoded request
|
||||
def to_env(connection)
|
||||
method, uri, headers, body = self.to_http_request
|
||||
http_request = connection.build_request(method) do |req|
|
||||
req.url(uri)
|
||||
req.headers.update(headers)
|
||||
req.body = body
|
||||
end
|
||||
|
||||
if self.authorization.respond_to?(:generate_authenticated_request)
|
||||
http_request = self.authorization.generate_authenticated_request(
|
||||
:request => http_request,
|
||||
:connection => connection
|
||||
)
|
||||
end
|
||||
|
||||
request_env = http_request.to_env(connection)
|
||||
end
|
||||
|
||||
##
|
||||
# Convert HTTP response to an API Result
|
||||
#
|
||||
# @api private
|
||||
#
|
||||
# @param [Faraday::Response] response
|
||||
# HTTP response
|
||||
#
|
||||
# @return [Google::APIClient::Result]
|
||||
# Processed API response
|
||||
def process_http_response(response)
|
||||
Result.new(self, response)
|
||||
end
|
||||
|
||||
protected
|
||||
|
||||
##
|
||||
# Adjust headers & body for media uploads
|
||||
#
|
||||
# @api private
|
||||
#
|
||||
# @param [Hash] options
|
||||
# @option options [Hash, Array] :parameters
|
||||
# Request parameters for the API method.
|
||||
# @option options [Google::APIClient::UploadIO] :media
|
||||
# File to upload, if media upload request
|
||||
# @option options [#to_json, #to_hash] :body_object
|
||||
# Main body of the API request. Typically hash or object that can
|
||||
# be serialized to JSON
|
||||
# @option options [#read, #to_str] :body
|
||||
# Raw body to send in POST/PUT requests
|
||||
def initialize_media_upload(options)
|
||||
self.media = options[:media]
|
||||
case self.upload_type
|
||||
when "media"
|
||||
if options[:body] || options[:body_object]
|
||||
raise ArgumentError, "Can not specify body & body object for simple uploads"
|
||||
end
|
||||
self.headers['Content-Type'] ||= self.media.content_type
|
||||
self.body = self.media
|
||||
when "multipart"
|
||||
unless options[:body_object]
|
||||
raise ArgumentError, "Multipart requested but no body object"
|
||||
end
|
||||
metadata = StringIO.new(serialize_body(options[:body_object]))
|
||||
build_multipart([Faraday::UploadIO.new(metadata, 'application/json', 'file.json'), self.media])
|
||||
when "resumable"
|
||||
file_length = self.media.length
|
||||
self.headers['X-Upload-Content-Type'] = self.media.content_type
|
||||
self.headers['X-Upload-Content-Length'] = file_length.to_s
|
||||
if options[:body_object]
|
||||
self.headers['Content-Type'] ||= 'application/json'
|
||||
self.body = serialize_body(options[:body_object])
|
||||
else
|
||||
self.body = ''
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
##
|
||||
# Assemble a multipart message from a set of parts
|
||||
#
|
||||
# @api private
|
||||
#
|
||||
# @param [Array<[#read,#to_str]>] parts
|
||||
# Array of parts to encode.
|
||||
# @param [String] mime_type
|
||||
# MIME type of the message
|
||||
# @param [String] boundary
|
||||
# Boundary for separating each part of the message
|
||||
def build_multipart(parts, mime_type = 'multipart/related', boundary = MULTIPART_BOUNDARY)
|
||||
env = {
|
||||
:request_headers => {'Content-Type' => "#{mime_type};boundary=#{boundary}"},
|
||||
:request => { :boundary => boundary }
|
||||
}
|
||||
multipart = Faraday::Request::Multipart.new
|
||||
self.body = multipart.create_multipart(env, parts.map {|part| [nil, part]})
|
||||
self.headers.update(env[:request_headers])
|
||||
end
|
||||
|
||||
##
|
||||
# Serialize body object to JSON
|
||||
#
|
||||
# @api private
|
||||
#
|
||||
# @param [#to_json,#to_hash] body
|
||||
# object to serialize
|
||||
#
|
||||
# @return [String]
|
||||
# JSON
|
||||
def serialize_body(body)
|
||||
return body.to_json if body.respond_to?(:to_json)
|
||||
return MultiJson.dump(options[:body_object].to_hash) if body.respond_to?(:to_hash)
|
||||
raise TypeError, 'Could not convert body object to JSON.' +
|
||||
'Must respond to :to_json or :to_hash.'
|
||||
end
|
||||
|
||||
end
|
||||
end
|
||||
end
|
||||
Loading…
Reference in New Issue