105 lines
3.8 KiB
Ruby
105 lines
3.8 KiB
Ruby
# Copyright 2014, Google Inc.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following disclaimer
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# in the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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require 'multi_json'
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require 'googleauth/credentials_loader'
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module Google
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module Auth
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# Representation of an application's identity for user authorization
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# flows.
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class ClientId
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INSTALLED_APP = 'installed'.freeze
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WEB_APP = 'web'.freeze
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CLIENT_ID = 'client_id'.freeze
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CLIENT_SECRET = 'client_secret'.freeze
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MISSING_TOP_LEVEL_ELEMENT_ERROR =
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"Expected top level property 'installed' or 'web' to be present.".freeze
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# Text identifier of the client ID
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# @return [String]
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attr_reader :id
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# Secret associated with the client ID
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# @return [String]
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attr_reader :secret
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class << self
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attr_accessor :default
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end
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# Initialize the Client ID
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#
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# @param [String] id
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# Text identifier of the client ID
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# @param [String] secret
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# Secret associated with the client ID
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# @note Direction instantion is discouraged to avoid embedding IDs
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# & secrets in source. See {#from_file} to load from
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# `client_secrets.json` files.
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def initialize(id, secret)
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CredentialsLoader.warn_if_cloud_sdk_credentials id
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raise 'Client id can not be nil' if id.nil?
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raise 'Client secret can not be nil' if secret.nil?
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@id = id
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@secret = secret
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end
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# Constructs a Client ID from a JSON file downloaded from the
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# Google Developers Console.
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#
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# @param [String, File] file
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# Path of file to read from
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# @return [Google::Auth::ClientID]
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def self.from_file(file)
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raise 'File can not be nil.' if file.nil?
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File.open(file.to_s) do |f|
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json = f.read
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config = MultiJson.load json
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from_hash(config)
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end
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end
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# Constructs a Client ID from a previously loaded JSON file. The hash
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# structure should
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# match the expected JSON format.
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#
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# @param [hash] config
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# Parsed contents of the JSON file
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# @return [Google::Auth::ClientID]
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def self.from_hash(config)
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raise 'Hash can not be nil.' if config.nil?
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raw_detail = config[INSTALLED_APP] || config[WEB_APP]
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raise MISSING_TOP_LEVEL_ELEMENT_ERROR if raw_detail.nil?
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ClientId.new(raw_detail[CLIENT_ID], raw_detail[CLIENT_SECRET])
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end
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end
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end
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end
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