X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Fweb_finger%2Fweb_finger.ex;h=9f554d286daf6da1879baf811f8381345e74cdb3;hb=fe2759bc9f2dad044b49f4954693ac09f9368041;hp=6e5fc140185dcbfa122c5c701e6232b887e36534;hpb=7831b38705654d77bddd14b0f4542b9ae7e9e82d;p=akkoma

diff --git a/lib/pleroma/web/web_finger/web_finger.ex b/lib/pleroma/web/web_finger/web_finger.ex
index 6e5fc1401..9f554d286 100644
--- a/lib/pleroma/web/web_finger/web_finger.ex
+++ b/lib/pleroma/web/web_finger/web_finger.ex
@@ -25,35 +25,17 @@ defmodule Pleroma.Web.WebFinger do
     |> XmlBuilder.to_doc()
   end
 
-  def webfinger(resource, "JSON") do
+  def webfinger(resource, fmt) when fmt in ["XML", "JSON"] do
     host = Pleroma.Web.Endpoint.host()
     regex = ~r/(acct:)?(?<username>\w+)@#{host}/
 
-    with %{"username" => username} <- Regex.named_captures(regex, resource) do
-      user = User.get_by_nickname(username)
-      {:ok, represent_user(user, "JSON")}
+    with %{"username" => username} <- Regex.named_captures(regex, resource),
+         %User{} = user <- User.get_by_nickname(username) do
+      {:ok, represent_user(user, fmt)}
     else
       _e ->
-        with user when not is_nil(user) <- User.get_cached_by_ap_id(resource) do
-          {:ok, represent_user(user, "JSON")}
-        else
-          _e ->
-            {:error, "Couldn't find user"}
-        end
-    end
-  end
-
-  def webfinger(resource, "XML") do
-    host = Pleroma.Web.Endpoint.host()
-    regex = ~r/(acct:)?(?<username>\w+)@#{host}/
-
-    with %{"username" => username} <- Regex.named_captures(regex, resource) do
-      user = User.get_by_nickname(username)
-      {:ok, represent_user(user, "XML")}
-    else
-      _e ->
-        with user when not is_nil(user) <- User.get_cached_by_ap_id(resource) do
-          {:ok, represent_user(user, "XML")}
+        with %User{} = user <- User.get_cached_by_ap_id(resource) do
+          {:ok, represent_user(user, fmt)}
         else
           _e ->
             {:error, "Couldn't find user"}
@@ -144,41 +126,50 @@ defmodule Pleroma.Web.WebFinger do
     end
   end
 
-  defp webfinger_from_xml(doc) do
-    magic_key = XML.string_from_xpath(~s{//Link[@rel="magic-public-key"]/@href}, doc)
+  defp get_magic_key(magic_key) do
     "data:application/magic-public-key," <> magic_key = magic_key
+    {:ok, magic_key}
+  rescue
+    MatchError -> {:error, "Missing magic key data."}
+  end
 
-    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)
-
-    subscribe_address =
-      XML.string_from_xpath(
-        ~s{//Link[@rel="http://ostatus.org/schema/1.0/subscribe"]/@template},
-        doc
-      )
-
-    ap_id =
-      XML.string_from_xpath(
-        ~s{//Link[@rel="self" and @type="application/activity+json"]/@href},
-        doc
-      )
-
-    data = %{
-      "magic_key" => magic_key,
-      "topic" => topic,
-      "subject" => subject,
-      "salmon" => salmon,
-      "subscribe_address" => subscribe_address,
-      "ap_id" => ap_id
-    }
+  defp webfinger_from_xml(doc) do
+    with magic_key <- XML.string_from_xpath(~s{//Link[@rel="magic-public-key"]/@href}, doc),
+         {:ok, magic_key} <- get_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),
+         subscribe_address <-
+           XML.string_from_xpath(
+             ~s{//Link[@rel="http://ostatus.org/schema/1.0/subscribe"]/@template},
+             doc
+           ),
+         ap_id <-
+           XML.string_from_xpath(
+             ~s{//Link[@rel="self" and @type="application/activity+json"]/@href},
+             doc
+           ) do
+      data = %{
+        "magic_key" => magic_key,
+        "topic" => topic,
+        "subject" => subject,
+        "salmon" => salmon,
+        "subscribe_address" => subscribe_address,
+        "ap_id" => ap_id
+      }
 
-    {:ok, data}
+      {:ok, data}
+    else
+      {:error, e} ->
+        {:error, e}
+
+      e ->
+        {:error, e}
+    end
   end
 
   defp webfinger_from_json(doc) do
@@ -214,7 +205,7 @@ defmodule Pleroma.Web.WebFinger do
   end
 
   def get_template_from_xml(body) do
-    xpath = "//Link[@rel='lrdd' and @type='application/xrd+xml']/@template"
+    xpath = "//Link[@rel='lrdd']/@template"
 
     with doc when doc != :error <- XML.parse_document(body),
          template when template != nil <- XML.string_from_xpath(xpath, doc) do
@@ -253,7 +244,7 @@ defmodule Pleroma.Web.WebFinger do
           String.replace(template, "{uri}", URI.encode(account))
 
         _ ->
-          "http://#{domain}/.well-known/webfinger?resource=acct:#{account}"
+          "https://#{domain}/.well-known/webfinger?resource=acct:#{account}"
       end
 
     with response <-
@@ -268,8 +259,11 @@ defmodule Pleroma.Web.WebFinger do
       if doc != :error do
         webfinger_from_xml(doc)
       else
-        {:ok, doc} = Jason.decode(body)
-        webfinger_from_json(doc)
+        with {:ok, doc} <- Jason.decode(body) do
+          webfinger_from_json(doc)
+        else
+          {:error, e} -> e
+        end
       end
     else
       e ->