distraction.party/lib/pleroma/web/xml/xml.ex

42 lines
831 B
Elixir
Raw Normal View History

2017-04-27 07:43:58 +00:00
defmodule Pleroma.Web.XML do
2017-06-24 12:35:32 +00:00
require Logger
2017-11-19 01:22:07 +00:00
def string_from_xpath(_, :error), do: nil
2018-03-30 13:01:53 +00:00
2017-04-27 07:43:58 +00:00
def string_from_xpath(xpath, doc) do
try do
{:xmlObj, :string, res} = :xmerl_xpath.string('string(#{xpath})', doc)
2017-04-27 07:43:58 +00:00
res =
res
|> to_string
|> String.trim()
2017-04-27 07:43:58 +00:00
if res == "", do: nil, else: res
catch
_e ->
Logger.debug("Couldn't find xpath #{xpath} in XML doc")
nil
end
2017-04-27 07:43:58 +00:00
end
def parse_document(text) do
2017-06-24 12:35:32 +00:00
try do
2018-03-30 13:01:53 +00:00
{doc, _rest} =
text
|> :binary.bin_to_list()
2018-12-11 12:31:52 +00:00
|> :xmerl_scan.string(quiet: true)
2017-04-27 07:43:58 +00:00
2017-06-24 12:35:32 +00:00
doc
2018-12-09 09:12:48 +00:00
rescue
_e ->
2018-03-19 17:51:31 +00:00
Logger.debug("Couldn't parse XML: #{inspect(text)}")
2017-06-24 12:35:32 +00:00
:error
2018-12-09 09:12:48 +00:00
catch
:exit, _error ->
2018-06-01 17:55:25 +00:00
Logger.debug("Couldn't parse XML: #{inspect(text)}")
:error
2017-06-24 12:35:32 +00:00
end
2017-04-27 07:43:58 +00:00
end
end