defmodule Pleroma.Web.OStatus do
+ @httpoison Application.get_env(:pleroma, :httpoison)
+
import Ecto.Query
import Pleroma.Web.XML
require Logger
- alias Pleroma.{Repo, User, Web, Object}
+ alias Pleroma.{Repo, User, Web, Object, Activity}
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.{WebFinger, Websub}
case verb do
'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' ->
+ with {:ok, activity, favorited_activity} <- handle_favorite(entry, doc), do: [activity, favorited_activity]
_ ->
case object_type do
'http://activitystrea.ms/schema/1.0/note' ->
{: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
+ {:ok, activity, _object} = ActivityPub.announce(actor, object, false) do
{:ok, activity}
end
end
end
end
+ 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
+ {:ok, activity}
+ end
+ end
+
+ def get_or_try_fetching(entry) do
+ 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 ->
+ 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}
+ end
+ end
+ end
+
+ def handle_favorite(entry, doc) do
+ with {:ok, favorited_activity} <- get_or_try_fetching(entry),
+ {:ok, activity} <- make_favorite(entry, doc, favorited_activity) do
+ {:ok, activity, favorited_activity}
+ else
+ e -> {:error, e}
+ end
+ end
+
def get_attachments(entry) do
:xmerl_xpath.string('/entry/link[@rel="enclosure"]', entry)
|> Enum.map(fn (enclosure) ->
{: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
+ inReplyToHref = string_from_xpath("//thr:in-reply-to[1]/@href", entry)
+ if inReplyToHref do
+ Task.start(fn -> fetch_activity_from_html_url(inReplyToHref) end)
+ end
+ end
+
context = (string_from_xpath("//ostatus:conversation[1]", entry) || "") |> String.trim
attachments = get_attachments(entry)
{:error, e}
end
end
+
+ # Regex-based 'parsing' so we don't have to pull in a full html parser
+ # It's a hack anyway. Maybe revisit this in the future
+ @mastodon_regex ~r/<link href='(.*)' rel='alternate' type='application\/atom\+xml'>/
+ @gs_regex ~r/<link title=.* href="(.*)" type="application\/atom\+xml" rel="alternate">/
+ @gs_classic_regex ~r/<link rel="alternate" href="(.*)" type="application\/atom\+xml" title=.*>/
+ def get_atom_url(body) do
+ cond do
+ Regex.match?(@mastodon_regex, body) ->
+ [[_, match]] = Regex.scan(@mastodon_regex, body)
+ {:ok, match}
+ Regex.match?(@gs_regex, body) ->
+ [[_, match]] = Regex.scan(@gs_regex, body)
+ {:ok, match}
+ Regex.match?(@gs_classic_regex, body) ->
+ [[_, match]] = Regex.scan(@gs_classic_regex, body)
+ {:ok, match}
+ true ->
+ Logger.debug(fn -> "Couldn't find atom link in #{inspect(body)}" end)
+ {:error, "Couldn't find the atom link"}
+ end
+ end
+
+ def fetch_activity_from_html_url(url) do
+ with {:ok, %{body: body}} <- @httpoison.get(url),
+ {:ok, atom_url} <- get_atom_url(body),
+ {:ok, %{status_code: code, body: body}} when code in 200..299 <- @httpoison.get(atom_url) do
+ handle_incoming(body)
+ end
+ end
end