25 lines
698 B
Elixir
25 lines
698 B
Elixir
defmodule Nulla.Uploader do
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def upload(%Plug.Upload{path: temp_path, filename: original_name}) do
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{:ok, binary} = File.read(temp_path)
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hash = :crypto.hash(:sha1, binary) |> Base.encode16(case: :lower)
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file_type = Path.extname(original_name)
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segments =
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hash
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|> String.slice(0, 15)
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|> String.codepoints()
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|> Enum.chunk_every(3)
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|> Enum.map(&Enum.join/1)
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filename = String.slice(hash, 15..-1) <> file_type
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relative_path = Path.join(segments) <> "/" <> filename
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dest_path = Path.join(["priv/static/files", relative_path])
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dest_path |> Path.dirname() |> File.mkdir_p!()
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File.write!(dest_path, binary)
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relative_path
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end
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end
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