defmodule Pleroma.Web.OStatus.ActivityRepresenter do
- def to_simple_form(%{data: %{"object" => %{"type" => "Note"}}} = activity, user) do
+ alias Pleroma.{Activity, User, Object}
+ alias Pleroma.Web.OStatus.UserRepresenter
+ alias Pleroma.Formatter
+ require Logger
+
+ defp get_href(id) do
+ with %Object{data: %{ "external_url" => external_url } }<- Object.get_cached_by_ap_id(id) do
+ external_url
+ else
+ _e -> id
+ end
+ end
+
+ defp get_in_reply_to(%{"object" => %{"inReplyTo" => in_reply_to}}) do
+ [{:"thr:in-reply-to", [ref: to_charlist(in_reply_to), href: to_charlist(get_href(in_reply_to))], []}]
+ end
+
+ defp get_in_reply_to(_), do: []
+
+ defp get_mentions(to) do
+ Enum.map(to, fn (id) ->
+ cond do
+ # Special handling for the AP/Ostatus public collections
+ "https://www.w3.org/ns/activitystreams#Public" == id ->
+ {:link, [rel: "mentioned", "ostatus:object-type": "http://activitystrea.ms/schema/1.0/collection", href: "http://activityschema.org/collection/public"], []}
+ # Ostatus doesn't handle follower collections, ignore these.
+ Regex.match?(~r/^#{Pleroma.Web.base_url}.+followers$/, id) ->
+ []
+ true ->
+ {:link, [rel: "mentioned", "ostatus:object-type": "http://activitystrea.ms/schema/1.0/person", href: id], []}
+ end
+ end)
+ end
+
+ defp get_links(%{local: true, data: data}) do
h = fn(str) -> [to_charlist(str)] end
+ [
+ {:link, [type: ['application/atom+xml'], href: h.(data["object"]["id"]), rel: 'self'], []},
+ {:link, [type: ['text/html'], href: h.(data["object"]["id"]), rel: 'alternate'], []}
+ ]
+ end
- updated_at = activity.updated_at
- |> NaiveDateTime.to_iso8601
- inserted_at = activity.inserted_at
- |> NaiveDateTime.to_iso8601
+ defp get_links(%{local: false,
+ data: %{
+ "object" => %{
+ "external_url" => external_url
+ }
+ }}) do
+
+ h = fn(str) -> [to_charlist(str)] end
+ [
+ {:link, [type: ['text/html'], href: h.(external_url), rel: 'alternate'], []}
+ ]
+ end
+
+ defp get_links(_activity), do: []
+
+ defp get_emoji_links(emojis) do
+ Enum.map(emojis, fn({emoji, file}) ->
+ {:link, [name: to_charlist(emoji), rel: 'emoji', href: to_charlist(file)], []}
+ end)
+ end
+
+ def to_simple_form(activity, user, with_author \\ false)
+ def to_simple_form(%{data: %{"object" => %{"type" => "Note"}}} = activity, user, with_author) do
+ h = fn(str) -> [to_charlist(str)] end
+
+ updated_at = activity.data["object"]["published"]
+ inserted_at = activity.data["object"]["published"]
+
+ attachments = Enum.map(activity.data["object"]["attachment"] || [], fn(attachment) ->
+ url = hd(attachment["url"])
+ {:link, [rel: 'enclosure', href: to_charlist(url["href"]), type: to_charlist(url["mediaType"])], []}
+ end)
+
+ in_reply_to = get_in_reply_to(activity.data)
+ author = if with_author, do: [{:author, UserRepresenter.to_simple_form(user)}], else: []
+ mentions = activity.data["to"] |> get_mentions
+
+ categories = (activity.data["object"]["tag"] || [])
+ |> Enum.map(fn (tag) -> {:category, [term: to_charlist(tag)], []} end)
+
+ emoji_links = get_emoji_links(activity.data["object"]["emoji"] || %{})
+
+ summary = if activity.data["object"]["summary"] do
+ [{:summary, [], h.(activity.data["object"]["summary"])}]
+ else
+ []
+ end
[
{:"activity:object-type", ['http://activitystrea.ms/schema/1.0/note']},
{:"activity:verb", ['http://activitystrea.ms/schema/1.0/post']},
- {:id, h.(activity.data["object"]["id"])},
+ {:id, h.(activity.data["object"]["id"])}, # For notes, federate the object id.
{:title, ['New note by #{user.nickname}']},
- {:content, [type: 'html'], h.(activity.data["object"]["content"])},
+ {:content, [type: 'html'], h.(activity.data["object"]["content"] |> String.replace(~r/[\n\r]/, ""))},
+ {:published, h.(inserted_at)},
+ {:updated, h.(updated_at)},
+ {:"ostatus:conversation", [ref: h.(activity.data["context"])], h.(activity.data["context"])},
+ {:link, [ref: h.(activity.data["context"]), rel: 'ostatus:conversation'], []},
+ ] ++ summary ++ get_links(activity) ++ categories ++ attachments ++ in_reply_to ++ author ++ mentions ++ emoji_links
+ end
+
+ def to_simple_form(%{data: %{"type" => "Like"}} = activity, user, with_author) do
+ h = fn(str) -> [to_charlist(str)] end
+
+ updated_at = activity.data["published"]
+ inserted_at = activity.data["published"]
+
+ _in_reply_to = get_in_reply_to(activity.data)
+ author = if with_author, do: [{:author, UserRepresenter.to_simple_form(user)}], else: []
+ mentions = activity.data["to"] |> get_mentions
+
+ [
+ {:"activity:verb", ['http://activitystrea.ms/schema/1.0/favorite']},
+ {:id, h.(activity.data["id"])},
+ {:title, ['New favorite by #{user.nickname}']},
+ {:content, [type: 'html'], ['#{user.nickname} favorited something']},
+ {:published, h.(inserted_at)},
+ {:updated, h.(updated_at)},
+ {:"activity:object", [
+ {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/note']},
+ {:id, h.(activity.data["object"])}, # For notes, federate the object id.
+ ]},
+ {:"ostatus:conversation", [ref: h.(activity.data["context"])], h.(activity.data["context"])},
+ {:link, [ref: h.(activity.data["context"]), rel: 'ostatus:conversation'], []},
+ {:link, [rel: 'self', type: ['application/atom+xml'], href: h.(activity.data["id"])], []},
+ {:"thr:in-reply-to", [ref: to_charlist(activity.data["object"])], []}
+ ] ++ author ++ mentions
+ end
+
+ def to_simple_form(%{data: %{"type" => "Announce"}} = activity, user, with_author) do
+ h = fn(str) -> [to_charlist(str)] end
+
+ updated_at = activity.data["published"]
+ inserted_at = activity.data["published"]
+
+ _in_reply_to = get_in_reply_to(activity.data)
+ author = if with_author, do: [{:author, UserRepresenter.to_simple_form(user)}], else: []
+
+ retweeted_activity = Activity.get_create_activity_by_object_ap_id(activity.data["object"])
+ retweeted_user = User.get_cached_by_ap_id(retweeted_activity.data["actor"])
+
+ retweeted_xml = to_simple_form(retweeted_activity, retweeted_user, true)
+
+ mentions = activity.data["to"] |> get_mentions
+ [
+ {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/activity']},
+ {:"activity:verb", ['http://activitystrea.ms/schema/1.0/share']},
+ {:id, h.(activity.data["id"])},
+ {:title, ['#{user.nickname} repeated a notice']},
+ {:content, [type: 'html'], ['RT #{retweeted_activity.data["object"]["content"]}']},
+ {:published, h.(inserted_at)},
+ {:updated, h.(updated_at)},
+ {:"ostatus:conversation", [ref: h.(activity.data["context"])], h.(activity.data["context"])},
+ {:link, [ref: h.(activity.data["context"]), rel: 'ostatus:conversation'], []},
+ {:link, [rel: 'self', type: ['application/atom+xml'], href: h.(activity.data["id"])], []},
+ {:"activity:object", retweeted_xml}
+ ] ++ mentions ++ author
+ end
+
+ def to_simple_form(%{data: %{"type" => "Follow"}} = activity, user, with_author) do
+ h = fn(str) -> [to_charlist(str)] end
+
+ updated_at = activity.data["published"]
+ inserted_at = activity.data["published"]
+
+ author = if with_author, do: [{:author, UserRepresenter.to_simple_form(user)}], else: []
+
+ mentions = (activity.data["to"] || []) |> get_mentions
+ [
+ {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/activity']},
+ {:"activity:verb", ['http://activitystrea.ms/schema/1.0/follow']},
+ {:id, h.(activity.data["id"])},
+ {:title, ['#{user.nickname} started following #{activity.data["object"]}']},
+ {:content, [type: 'html'], ['#{user.nickname} started following #{activity.data["object"]}']},
+ {:published, h.(inserted_at)},
+ {:updated, h.(updated_at)},
+ {:"activity:object", [
+ {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/person']},
+ {:id, h.(activity.data["object"])},
+ {:uri, h.(activity.data["object"])},
+ ]},
+ {:link, [rel: 'self', type: ['application/atom+xml'], href: h.(activity.data["id"])], []},
+ ] ++ mentions ++ author
+ end
+
+ # Only undos of follow for now. Will need to get redone once there are more
+ def to_simple_form(%{data: %{"type" => "Undo"}} = activity, user, with_author) do
+ h = fn(str) -> [to_charlist(str)] end
+
+ updated_at = activity.data["published"]
+ inserted_at = activity.data["published"]
+
+ author = if with_author, do: [{:author, UserRepresenter.to_simple_form(user)}], else: []
+ follow_activity = Activity.get_by_ap_id(activity.data["object"])
+
+ mentions = (activity.data["to"] || []) |> get_mentions
+ [
+ {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/activity']},
+ {:"activity:verb", ['http://activitystrea.ms/schema/1.0/unfollow']},
+ {:id, h.(activity.data["id"])},
+ {:title, ['#{user.nickname} stopped following #{follow_activity.data["object"]}']},
+ {:content, [type: 'html'], ['#{user.nickname} stopped following #{follow_activity.data["object"]}']},
+ {:published, h.(inserted_at)},
+ {:updated, h.(updated_at)},
+ {:"activity:object", [
+ {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/person']},
+ {:id, h.(follow_activity.data["object"])},
+ {:uri, h.(follow_activity.data["object"])},
+ ]},
+ {:link, [rel: 'self', type: ['application/atom+xml'], href: h.(activity.data["id"])], []},
+ ] ++ mentions ++ author
+ end
+
+ def to_simple_form(%{data: %{"type" => "Delete"}} = activity, user, with_author) do
+ h = fn(str) -> [to_charlist(str)] end
+
+ updated_at = activity.data["published"]
+ inserted_at = activity.data["published"]
+
+ author = if with_author, do: [{:author, UserRepresenter.to_simple_form(user)}], else: []
+
+ [
+ {:"activity:object-type", ['http://activitystrea.ms/schema/1.0/activity']},
+ {:"activity:verb", ['http://activitystrea.ms/schema/1.0/delete']},
+ {:id, h.(activity.data["object"])},
+ {:title, ['An object was deleted']},
+ {:content, [type: 'html'], ['An object was deleted']},
{:published, h.(inserted_at)},
{:updated, h.(updated_at)}
- ]
+ ] ++ author
+ end
+
+ def to_simple_form(_, _, _), do: nil
+
+ def wrap_with_entry(simple_form) do
+ [{
+ :entry, [
+ xmlns: 'http://www.w3.org/2005/Atom',
+ "xmlns:thr": 'http://purl.org/syndication/thread/1.0',
+ "xmlns:activity": 'http://activitystrea.ms/spec/1.0/',
+ "xmlns:poco": 'http://portablecontacts.net/spec/1.0',
+ "xmlns:ostatus": 'http://ostatus.org/schema/1.0'
+ ], simple_form
+ }]
end
end