defmodule Pleroma.Web.OStatus do
+ @httpoison Application.get_env(:pleroma, :httpoison)
+
import Ecto.Query
import Pleroma.Web.XML
require Logger
entries = :xmerl_xpath.string('//entry', doc)
activities = Enum.map(entries, fn (entry) ->
- {:xmlObj, :string, object_type } = :xmerl_xpath.string('string(/entry/activity:object-type[1])', entry)
+ {:xmlObj, :string, object_type} = :xmerl_xpath.string('string(/entry/activity:object-type[1])', entry)
+ {:xmlObj, :string, verb} = :xmerl_xpath.string('string(/entry/activity:verb[1])', entry)
- case object_type do
- 'http://activitystrea.ms/schema/1.0/note' ->
- with {:ok, activity} <- handle_note(entry, doc), do: activity
- 'http://activitystrea.ms/schema/1.0/comment' ->
- with {:ok, activity} <- handle_note(entry, doc), do: activity
+ 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]
_ ->
- Logger.error("Couldn't parse incoming document")
- nil
+ case object_type do
+ 'http://activitystrea.ms/schema/1.0/note' ->
+ with {:ok, activity} <- handle_note(entry, doc), do: activity
+ 'http://activitystrea.ms/schema/1.0/comment' ->
+ with {:ok, activity} <- handle_note(entry, doc), do: activity
+ _ ->
+ Logger.error("Couldn't parse incoming document")
+ nil
+ end
end
end)
{:ok, activities}
end
+ 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}
+ end
+ end
+
+ def handle_share(entry, doc) do
+ with [object] <- :xmerl_xpath.string('/entry/activity:object', entry),
+ {:ok, retweeted_activity} <- handle_note(object, object),
+ {:ok, activity} <- make_share(entry, doc, retweeted_activity) do
+ {:ok, activity, retweeted_activity}
+ else
+ e -> {:error, e}
+ 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 handle_favorite(entry, doc) do
+ 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),
+ {: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) ->
end
def handle_note(entry, doc \\ nil) do
- content_html = string_from_xpath("/entry/content[1]", entry)
+ content_html = string_from_xpath("//content[1]", entry)
[author] = :xmerl_xpath.string('//author[1]', doc)
{:ok, actor} = find_make_or_update_user(author)
- inReplyTo = string_from_xpath("/entry/thr:in-reply-to[1]/@ref", entry)
+ inReplyTo = string_from_xpath("//thr:in-reply-to[1]/@ref", entry)
- context = (string_from_xpath("/entry/ostatus:conversation[1]", entry) || "") |> String.trim
+ context = (string_from_xpath("//ostatus:conversation[1]", entry) || "") |> String.trim
attachments = get_attachments(entry)
"https://www.w3.org/ns/activitystreams#Public"
]
- mentions = :xmerl_xpath.string('/entry/link[@rel="mentioned" and @ostatus:object-type="http://activitystrea.ms/schema/1.0/person"]', entry)
+ mentions = :xmerl_xpath.string('//link[@rel="mentioned" and @ostatus:object-type="http://activitystrea.ms/schema/1.0/person"]', entry)
|> Enum.map(fn(person) -> string_from_xpath("@href", person) end)
to = to ++ mentions
- date = string_from_xpath("/entry/published", entry)
- id = string_from_xpath("/entry/id", entry)
+ date = string_from_xpath("//published", entry)
+ id = string_from_xpath("//id", entry)
object = %{
"id" => id,
{:ok, feed_data} <- Websub.gather_feed_data(webfinger_data["topic"]) do
{:ok, Map.merge(webfinger_data, feed_data) |> Map.put("fqn", username)}
else e ->
- Logger.debug("Couldn't gather info for #{username}")
+ Logger.debug(fn -> "Couldn't gather info for #{username}" end)
{: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">/
+ 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}
+ 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