AP refactoring.
[akkoma] / lib / pleroma / web / ostatus / ostatus.ex
index fe42786b226edd25da67e5dbe4134218eb7ff2f9..949b36664d921722ce08d0894afa84ce41cfd36b 100644 (file)
@@ -7,7 +7,9 @@ defmodule Pleroma.Web.OStatus do
 
   alias Pleroma.{Repo, User, Web, Object, Activity}
   alias Pleroma.Web.ActivityPub.ActivityPub
+  alias Pleroma.Web.ActivityPub.Utils
   alias Pleroma.Web.{WebFinger, Websub}
+  alias Pleroma.Web.OStatus.FollowHandler
 
   def feed_path(user) do
     "#{user.ap_id}/feed.atom"
@@ -30,6 +32,8 @@ defmodule Pleroma.Web.OStatus do
       {:xmlObj, :string, verb} = :xmerl_xpath.string('string(/entry/activity:verb[1])', entry)
 
       case verb do
+        'http://activitystrea.ms/schema/1.0/follow' ->
+          with {:ok, activity} <- FollowHandler.handle(entry, doc), do: activity
         'http://activitystrea.ms/schema/1.0/share' ->
           with {:ok, activity, retweeted_activity} <- handle_share(entry, doc), do: [activity, retweeted_activity]
         'http://activitystrea.ms/schema/1.0/favorite' ->
@@ -49,10 +53,11 @@ defmodule Pleroma.Web.OStatus do
     {:ok, activities}
   end
 
-  def make_share(_entry, doc, retweeted_activity) do
+  def make_share(entry, doc, retweeted_activity) do
     with {:ok, actor} <- find_make_or_update_user(doc),
-         %Object{} = object <- Object.get_cached_by_ap_id(retweeted_activity.data["object"]["id"]),
-         {:ok, activity, _object} = ActivityPub.announce(actor, object, false) do
+         %Object{} = object <- Object.get_by_ap_id(retweeted_activity.data["object"]["id"]),
+         id when not is_nil(id) <- string_from_xpath("/entry/id", entry),
+         {:ok, activity, _object} = ActivityPub.announce(actor, object, id, false) do
       {:ok, activity}
     end
   end
@@ -67,22 +72,26 @@ defmodule Pleroma.Web.OStatus do
     end
   end
 
-  def make_favorite(_entry, doc, favorited_activity) do
+  def make_favorite(entry, doc, favorited_activity) do
     with {:ok, actor} <- find_make_or_update_user(doc),
-         %Object{} = object <- Object.get_cached_by_ap_id(favorited_activity.data["object"]["id"]),
-         {:ok, activity, _object} = ActivityPub.like(actor, object, false) do
+         %Object{} = object <- Object.get_by_ap_id(favorited_activity.data["object"]["id"]),
+         id when not is_nil(id) <- string_from_xpath("/entry/id", entry),
+         {:ok, activity, _object} = ActivityPub.like(actor, object, id, false) do
       {:ok, activity}
     end
   end
 
   def get_or_try_fetching(entry) do
+    Logger.debug("Trying to get entry from db")
     with id when not is_nil(id) <- string_from_xpath("//activity:object[1]/id", entry),
          %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
       {:ok, activity}
-    else _e ->
+    else e ->
+        Logger.debug("Couldn't get, will try to fetch")
         with href when not is_nil(href) <- string_from_xpath("//activity:object[1]/link[@type=\"text/html\"]/@href", entry),
              {:ok, [favorited_activity]} <- fetch_activity_from_html_url(href) do
           {:ok, favorited_activity}
+        else e -> Logger.debug("Couldn't find href: #{inspect(e)}")
         end
     end
   end
@@ -114,17 +123,29 @@ defmodule Pleroma.Web.OStatus do
     |> Enum.filter(&(&1))
   end
 
+  def get_content(entry) do
+    base_content = string_from_xpath("//content", entry)
+
+    with scope when not is_nil(scope) <- string_from_xpath("//mastodon:scope", entry),
+         cw when not is_nil(cw) <- string_from_xpath("/*/summary", entry) do
+      "<span class='mastodon-cw'>#{cw}</span><br>#{base_content}"
+    else _e -> base_content
+    end
+  end
+
   def handle_note(entry, doc \\ nil) do
-    content_html = string_from_xpath("//content[1]", entry)
+    content_html = get_content(entry)
 
     [author] = :xmerl_xpath.string('//author[1]', doc)
     {:ok, actor} = find_make_or_update_user(author)
     inReplyTo = string_from_xpath("//thr:in-reply-to[1]/@ref", entry)
 
-    if !Object.get_cached_by_ap_id(inReplyTo) do
+    if inReplyTo && !Object.get_cached_by_ap_id(inReplyTo) do
       inReplyToHref = string_from_xpath("//thr:in-reply-to[1]/@href", entry)
       if inReplyToHref do
         fetch_activity_from_html_url(inReplyToHref)
+      else
+        Logger.debug("Couldn't find a href link to #{inReplyTo}")
       end
     end
 
@@ -138,12 +159,13 @@ defmodule Pleroma.Web.OStatus do
                 if String.length(context) > 0 do
                   context
                 else
-                  ActivityPub.generate_context_id
+                  Utils.generate_context_id
                 end
               end
 
     to = [
-      "https://www.w3.org/ns/activitystreams#Public"
+      "https://www.w3.org/ns/activitystreams#Public",
+      User.ap_followers(actor)
     ]
 
     mentions = :xmerl_xpath.string('//link[@rel="mentioned" and @ostatus:object-type="http://activitystrea.ms/schema/1.0/person"]', entry)
@@ -173,7 +195,7 @@ defmodule Pleroma.Web.OStatus do
 
     # TODO: Bail out sooner and use transaction.
     if Object.get_by_ap_id(id) do
-      {:error, "duplicate activity"}
+      {:ok, Activity.get_create_activity_by_object_ap_id(id)}
     else
       ActivityPub.create(to, actor, context, object, %{}, date, false)
     end
@@ -183,7 +205,7 @@ defmodule Pleroma.Web.OStatus do
     uri = string_from_xpath("//author/uri[1]", doc)
     with {:ok, user} <- find_or_make_user(uri) do
       avatar = make_avatar_object(doc)
-      if user.avatar != avatar do
+      if !user.local && user.avatar != avatar do
         change = Ecto.Changeset.change(user, %{avatar: avatar})
         Repo.update(change)
       else
@@ -194,7 +216,7 @@ defmodule Pleroma.Web.OStatus do
 
   def find_or_make_user(uri) do
     query = from user in User,
-      where: user.local == false and fragment("? @> ?", user.info, ^%{uri: uri})
+      where: user.ap_id == ^uri
 
     user = Repo.one(query)
 
@@ -208,16 +230,18 @@ defmodule Pleroma.Web.OStatus do
   def make_user(uri) do
     with {:ok, info} <- gather_user_info(uri) do
       data = %{
-        local: false,
         name: info["name"],
         nickname: info["nickname"] <> "@" <> info["host"],
         ap_id: info["uri"],
         info: info,
         avatar: info["avatar"]
       }
-      # TODO: Make remote user changeset
-      # SHould enforce fqn nickname
-      Repo.insert(Ecto.Changeset.change(%User{}, data))
+      with %User{} = user <- User.get_by_ap_id(data.ap_id) do
+        {:ok, user}
+      else _e ->
+        cs = User.remote_user_creation(data)
+        Repo.insert(cs)
+      end
     end
   end
 
@@ -274,10 +298,13 @@ defmodule Pleroma.Web.OStatus do
   end
 
   def fetch_activity_from_html_url(url) do
+    Logger.debug("Trying to fetch #{url}")
     with {:ok, %{body: body}} <- @httpoison.get(url, [], follow_redirect: true),
          {:ok, atom_url} <- get_atom_url(body),
          {:ok, %{status_code: code, body: body}} when code in 200..299 <- @httpoison.get(atom_url, [], follow_redirect: true) do
+      Logger.debug("Got document from #{url}, handling...")
       handle_incoming(body)
+    else e -> Logger.debug("Couldn't get #{url}: #{inspect(e)}")
     end
   end
 end