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49 lines
1 KiB
Elixir
49 lines
1 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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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
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try do
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{:xmlObj, :string, res} = :xmerl_xpath.string(~c"string(#{xpath})", doc)
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res =
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res
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|> to_string
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|> String.trim()
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if res == "", do: nil, else: res
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catch
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_e ->
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Logger.debug("Couldn't find xpath #{xpath} in XML doc")
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nil
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end
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end
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def parse_document(text) do
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try do
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{doc, _rest} =
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text
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|> :binary.bin_to_list()
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|> :xmerl_scan.string(
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quiet: true,
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allow_entities: false
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)
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{:ok, doc}
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rescue
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_e ->
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Logger.debug("Couldn't parse XML: #{inspect(text)}")
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:error
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catch
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:exit, _error ->
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Logger.debug("Couldn't parse XML: #{inspect(text)}")
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:error
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end
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end
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end
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