Pleroma/lib/pleroma/web/xml/xml.ex

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Elixir
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defmodule Pleroma.Web.XML do
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require Logger
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def string_from_xpath(_, :error), do: nil
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def string_from_xpath(xpath, doc) do
{:xmlObj, :string, res} = :xmerl_xpath.string('string(#{xpath})', doc)
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res =
res
|> to_string
|> String.trim()
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if res == "", do: nil, else: res
end
def parse_document(text) do
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try do
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{doc, _rest} =
text
|> :binary.bin_to_list()
|> :xmerl_scan.string()
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doc
catch
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:exit, _error ->
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Logger.debug("Couldn't parse XML: #{inspect(text)}")
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:error
end
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end
end