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24 lines
770 B
Elixir
24 lines
770 B
Elixir
defmodule PhilomenaProxy.Camo do
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@moduledoc """
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Image proxying utilities.
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"""
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@doc """
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Convert a potentially untrusted external image URL into a trusted one
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loaded through a gocamo proxy (specified by the environment).
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Configuration is read from environment variables at runtime by Philomena.
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config :philomena,
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camo_host: System.get_env("CAMO_HOST"),
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camo_key: System.get_env("CAMO_KEY"),
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## Example
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iex> PhilomenaProxy.Camo.image_url("https://example.org/img/view/2024/1/1/1.png")
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"https://example.net/L5MqSmYq1ZEqiBGGvsvSDpILyJI/aHR0cHM6Ly9leGFtcGxlLm9yZy9pbWcvdmlldy8yMDI0LzEvMS8xLnBuZwo"
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"""
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@spec image_url(String.t()) :: String.t()
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def image_url(input), do: Philomena.Native.camo_image_url(input)
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end
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