64 lines
2.5 KiB
Ruby
64 lines
2.5 KiB
Ruby
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# Copyright 2015, 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 'signet/oauth_2/client'
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module Signet
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# OAuth2 supports OAuth2 authentication.
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module OAuth2
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AUTH_METADATA_KEY = :Authorization
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# Signet::OAuth2::Client creates an OAuth2 client
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#
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# This reopens Client to add #apply and #apply! methods which update a
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# hash with the fetched authentication token.
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class Client
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# Updates a_hash updated with the authentication token
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def apply!(a_hash, opts = {})
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# fetch the access token there is currently not one, or if the client
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# has expired
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fetch_access_token!(opts) if access_token.nil? || expired?
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a_hash[AUTH_METADATA_KEY] = "Bearer #{access_token}"
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end
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# Returns a clone of a_hash updated with the authentication token
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def apply(a_hash, opts = {})
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a_copy = a_hash.clone
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apply!(a_copy, opts)
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a_copy
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end
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# Returns a reference to the #apply method, suitable for passing as
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# a closure
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def updater_proc
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lambda(&method(:apply))
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end
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end
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end
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end
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