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56b485f2e6
* Update plausible.js * feat: add new variant * feat: add allow-localhost * Update tracker.ex * Update compile.js * Update plausible.js * Update tracker.ex * Update compile.js * Update plausible.js
74 lines
2.2 KiB
Elixir
74 lines
2.2 KiB
Elixir
defmodule PlausibleWeb.Tracker do
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import Plug.Conn
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use Agent
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custom_script_name = Application.get_env(:plausible, :custom_script_name)
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base_variants = ["hash", "outbound-links", "exclusions", "compat", "local"]
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base_filenames = ["plausible", custom_script_name]
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# Generates Power Set of all variants
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variants =
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1..Enum.count(base_variants)
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|> Enum.map(fn x ->
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Combination.combine(base_variants, x)
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|> Enum.map(fn y -> Enum.sort(y) |> Enum.join(".") end)
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end)
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|> List.flatten()
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# Formats power set into filenames
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files_available =
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["plausible.js", "p.js"] ++ Enum.map(variants, fn v -> "plausible.#{v}.js" end)
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# Computes permutations for every power set elements, formats them as alias filenames
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aliases_available =
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Enum.map(variants, fn x ->
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variants =
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String.split(x, ".")
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|> Combination.permutate()
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|> Enum.map(fn p -> Enum.join(p, ".") end)
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|> Enum.map(fn v -> Enum.map(base_filenames, fn filename -> "#{filename}.#{v}.js" end) end)
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|> List.flatten()
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if Enum.count(variants) > 0 do
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{"plausible.#{x}.js", variants}
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end
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end)
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|> Enum.reject(fn x -> x == nil end)
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|> Enum.into(%{})
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|> Map.put("plausible.js", ["analytics.js", "#{custom_script_name}.js"])
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@templates files_available
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@aliases aliases_available
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def init(_) do
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all_files =
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Enum.reduce(@templates, %{}, fn template_filename, all_files ->
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aliases = Map.get(@aliases, template_filename, [])
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[template_filename | aliases]
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|> Enum.map(fn filename -> {"/js/" <> filename, template_filename} end)
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|> Enum.into(%{})
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|> Map.merge(all_files)
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end)
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[files: all_files]
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end
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def call(conn, files: files) do
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case files[conn.request_path] do
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nil ->
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conn
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found ->
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location = Application.app_dir(:plausible, "priv/tracker/js/" <> found)
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conn
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|> put_resp_header("content-type", "application/javascript")
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|> put_resp_header("cross-origin-resource-policy", "cross-origin")
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|> put_resp_header("access-control-allow-origin", "*")
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|> send_file(200, location)
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|> halt()
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end
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end
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end
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