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29 lines
801 B
Elixir
29 lines
801 B
Elixir
defmodule PhilomenaWeb.CaptchaPlug do
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alias PhilomenaWeb.ContentSecurityPolicyPlug
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@hcaptcha_url ["https://hcaptcha.com", "https://*.hcaptcha.com"]
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def init(_opts) do
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[]
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end
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# Set CSP headers for serving captchas.
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# Only holepunch CSP if the user is not signed in.
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@spec call(Plug.Conn.t(), any()) :: Plug.Conn.t()
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def call(conn, _opts) do
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user = conn.assigns.current_user
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maybe_assign_csp_headers(conn, user)
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end
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defp maybe_assign_csp_headers(conn, nil) do
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conn
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|> ContentSecurityPolicyPlug.permit_source(:script_src, @hcaptcha_url)
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|> ContentSecurityPolicyPlug.permit_source(:frame_src, @hcaptcha_url)
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|> ContentSecurityPolicyPlug.permit_source(:style_src, @hcaptcha_url)
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end
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defp maybe_assign_csp_headers(conn, _user) do
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conn
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end
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end
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