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32 lines
751 B
32 lines
751 B
defmodule LinkShortenerWeb.Auth.Guardian do
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use Guardian, otp_app: :link_shortener
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alias LinkShortener.Accounts
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alias LinkShortener.Accounts.User
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def subject_for_token(user, _claims) do
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{:ok, to_string(user.id)}
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end
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def resource_from_claims(%{"sub" => id}) do
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user = Accounts.get_user!(id)
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{:ok, user}
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rescue
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Ecto.NoResultsError -> {:error, :resource_not_found}
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end
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def authenticate(email, password) do
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with user <- Accounts.get_user_by_email_and_password(email, password) do
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case user do
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%User{} -> create_token(user)
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nil -> {:error, :unauthorized}
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end
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end
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end
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defp create_token(user) do
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{:ok, token, _claims} = encode_and_sign(user)
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{:ok, user, token}
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end
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end
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