X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Fweb_finger%2Fweb_finger.ex;h=7ffd0e51bbfbef242fddcb22bc97790cb00fd3a6;hb=f497cf2f7c21196c4d633ddf0d14f0a4ede00cea;hp=3fca72de84f9806eddf5547638a2503a46390fc1;hpb=5402d04e3cd2d45472092942fec2c9302c48f64f;p=akkoma

diff --git a/lib/pleroma/web/web_finger/web_finger.ex b/lib/pleroma/web/web_finger/web_finger.ex
index 3fca72de8..7ffd0e51b 100644
--- a/lib/pleroma/web/web_finger/web_finger.ex
+++ b/lib/pleroma/web/web_finger/web_finger.ex
@@ -1,5 +1,5 @@
 # Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.WebFinger do
@@ -32,7 +32,7 @@ defmodule Pleroma.Web.WebFinger do
 
   def webfinger(resource, fmt) when fmt in ["XML", "JSON"] do
     host = Pleroma.Web.Endpoint.host()
-    regex = ~r/(acct:)?(?<username>\w+)@#{host}/
+    regex = ~r/(acct:)?(?<username>[a-z0-9A-Z_\.-]+)@#{host}/
 
     with %{"username" => username} <- Regex.named_captures(regex, resource),
          %User{} = user <- User.get_cached_by_nickname(username) do
@@ -86,11 +86,17 @@ defmodule Pleroma.Web.WebFinger do
     |> XmlBuilder.to_doc()
   end
 
-  defp get_magic_key(magic_key) do
-    "data:application/magic-public-key," <> magic_key = magic_key
+  defp get_magic_key("data:application/magic-public-key," <> magic_key) do
     {:ok, magic_key}
-  rescue
-    MatchError -> {:error, "Missing magic key data."}
+  end
+
+  defp get_magic_key(nil) do
+    Logger.debug("Undefined magic key.")
+    {:ok, nil}
+  end
+
+  defp get_magic_key(_) do
+    {:error, "Missing magic key data."}
   end
 
   defp webfinger_from_xml(doc) do
@@ -102,7 +108,6 @@ defmodule Pleroma.Web.WebFinger do
              doc
            ),
          subject <- XML.string_from_xpath("//Subject", doc),
-         salmon <- XML.string_from_xpath(~s{//Link[@rel="salmon"]/@href}, doc),
          subscribe_address <-
            XML.string_from_xpath(
              ~s{//Link[@rel="http://ostatus.org/schema/1.0/subscribe"]/@template},
@@ -117,7 +122,6 @@ defmodule Pleroma.Web.WebFinger do
         "magic_key" => magic_key,
         "topic" => topic,
         "subject" => subject,
-        "salmon" => salmon,
         "subscribe_address" => subscribe_address,
         "ap_id" => ap_id
       }
@@ -142,16 +146,6 @@ defmodule Pleroma.Web.WebFinger do
           {"application/ld+json; profile=\"https://www.w3.org/ns/activitystreams\"", "self"} ->
             Map.put(data, "ap_id", link["href"])
 
-          {_, "magic-public-key"} ->
-            "data:application/magic-public-key," <> magic_key = link["href"]
-            Map.put(data, "magic_key", magic_key)
-
-          {"application/atom+xml", "http://schemas.google.com/g/2010#updates-from"} ->
-            Map.put(data, "topic", link["href"])
-
-          {_, "salmon"} ->
-            Map.put(data, "salmon", link["href"])
-
           {_, "http://ostatus.org/schema/1.0/subscribe"} ->
             Map.put(data, "subscribe_address", link["template"])
 
@@ -179,7 +173,8 @@ defmodule Pleroma.Web.WebFinger do
       get_template_from_xml(body)
     else
       _ ->
-        with {:ok, %{body: body}} <- HTTP.get("https://#{domain}/.well-known/host-meta", []) do
+        with {:ok, %{body: body, status: status}} when status in 200..299 <-
+               HTTP.get("https://#{domain}/.well-known/host-meta", []) do
           get_template_from_xml(body)
         else
           e -> {:error, "Can't find LRDD template: #{inspect(e)}"}
@@ -187,6 +182,7 @@ defmodule Pleroma.Web.WebFinger do
     end
   end
 
+  @spec finger(String.t()) :: {:ok, map()} | {:error, any()}
   def finger(account) do
     account = String.trim_leading(account, "@")
 
@@ -210,7 +206,7 @@ defmodule Pleroma.Web.WebFinger do
     with response <-
            HTTP.get(
              address,
-             Accept: "application/xrd+xml,application/jrd+json"
+             [{"accept", "application/xrd+xml,application/jrd+json"}]
            ),
          {:ok, %{status: status, body: body}} when status in 200..299 <- response do
       doc = XML.parse_document(body)
@@ -220,8 +216,6 @@ defmodule Pleroma.Web.WebFinger do
       else
         with {:ok, doc} <- Jason.decode(body) do
           webfinger_from_json(doc)
-        else
-          {:error, e} -> e
         end
       end
     else