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Use built-in option to remove padding #1459

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Dec 11, 2020
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Use built-in option to remove padding #1459

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3 changes: 1 addition & 2 deletions lib/doorkeeper/models/access_grant_mixin.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -89,8 +89,7 @@ def revoke_all_for(application_id, resource_owner, clock = Time)
# suitable for PKCE validation
#
def generate_code_challenge(code_verifier)
padded_result = Base64.urlsafe_encode64(Digest::SHA256.digest(code_verifier))
padded_result.split("=")[0] # Remove any trailing '='
Base64.urlsafe_encode64(Digest::SHA256.digest(code_verifier), padding: false)
end

def pkce_supported?
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