diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/pleroma/web/web_finger/web_finger.ex | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/lib/pleroma/web/web_finger/web_finger.ex b/lib/pleroma/web/web_finger/web_finger.ex index 18459e8f0..08ff6d278 100644 --- a/lib/pleroma/web/web_finger/web_finger.ex +++ b/lib/pleroma/web/web_finger/web_finger.ex @@ -2,6 +2,8 @@ defmodule Pleroma.Web.WebFinger do alias Pleroma.XmlBuilder alias Pleroma.User alias Pleroma.Web.OStatus + alias Pleroma.Web.XML + require Logger def host_meta() do base_url = Pleroma.Web.base_url @@ -37,4 +39,39 @@ defmodule Pleroma.Web.WebFinger do } |> XmlBuilder.to_doc end + + # FIXME: Make this call the host-meta to find the actual address. + defp webfinger_address(domain) do + "https://#{domain}/.well-known/webfinger" + end + + defp webfinger_from_xml(doc) do + magic_key = XML.string_from_xpath(~s{//Link[@rel="magic-public-key"]/@href}, doc) + "data:application/magic-public-key," <> magic_key = magic_key + topic = XML.string_from_xpath(~s{//Link[@rel="http://schemas.google.com/g/2010#updates-from"]/@href}, doc) + subject = XML.string_from_xpath("//Subject", doc) + salmon = XML.string_from_xpath(~s{//Link[@rel="salmon"]/@href}, doc) + data = %{ + magic_key: magic_key, + topic: topic, + subject: subject, + salmon: salmon + } + {:ok, data} + end + + def finger(account, getter \\ &HTTPoison.get/3) do + [name, domain] = String.split(account, "@") + address = webfinger_address(domain) + with {:ok, %{status_code: status_code, body: body}} when status_code in 200..299 <- getter.(address, ["Accept": "application/xrd+xml"], [params: [resource: account]]), + doc <- XML.parse_document(body), + {:ok, data} <- webfinger_from_xml(doc) do + {:ok, data} + else + e -> + Logger.debug("Couldn't finger #{account}.") + Logger.debug(e) + {:error, e} + end + end end |