distraction.party/lib/pleroma/web/twitter_api/representers/activity_representer.ex
2017-06-05 15:47:37 +02:00

143 lines
4.8 KiB
Elixir

defmodule Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter do
use Pleroma.Web.TwitterAPI.Representers.BaseRepresenter
alias Pleroma.Web.TwitterAPI.Representers.{UserRepresenter, ObjectRepresenter}
alias Pleroma.{Activity, User, Formatter}
alias Pleroma.Web.TwitterAPI.TwitterAPI
defp user_by_ap_id(user_list, ap_id) do
Enum.find(user_list, fn (%{ap_id: user_id}) -> ap_id == user_id end)
end
def to_map(%Activity{data: %{"type" => "Announce", "actor" => actor, "published" => created_at}} = activity,
%{users: users, announced_activity: announced_activity} = opts) do
user = user_by_ap_id(users, actor)
created_at = created_at |> date_to_asctime
text = "#{user.nickname} retweeted a status."
announced_user = user_by_ap_id(users, announced_activity.data["actor"])
retweeted_status = to_map(announced_activity, Map.merge(%{user: announced_user}, opts))
%{
"id" => activity.id,
"user" => UserRepresenter.to_map(user, opts),
"statusnet_html" => text,
"text" => text,
"is_local" => true,
"is_post_verb" => false,
"uri" => "tag:#{activity.data["id"]}:objectType=note",
"created_at" => created_at,
"retweeted_status" => retweeted_status,
"statusnet_conversation_id" => conversation_id(announced_activity),
"external_url" => activity.data["id"]
}
end
def to_map(%Activity{data: %{"type" => "Like", "published" => created_at}} = activity,
%{user: user, liked_activity: liked_activity} = opts) do
created_at = created_at |> date_to_asctime
text = "#{user.nickname} favorited a status."
%{
"id" => activity.id,
"user" => UserRepresenter.to_map(user, opts),
"statusnet_html" => text,
"text" => text,
"is_local" => true,
"is_post_verb" => false,
"uri" => "tag:#{activity.data["id"]}:objectType=Favourite",
"created_at" => created_at,
"in_reply_to_status_id" => liked_activity.id,
"external_url" => activity.data["id"]
}
end
def to_map(%Activity{data: %{"type" => "Follow", "published" => created_at, "object" => followed_id}} = activity, %{user: user} = opts) do
created_at = created_at |> date_to_asctime
followed = User.get_cached_by_ap_id(followed_id)
text = "#{user.nickname} started following #{followed.nickname}"
%{
"id" => activity.id,
"user" => UserRepresenter.to_map(user, opts),
"attentions" => [],
"statusnet_html" => text,
"text" => text,
"is_local" => true,
"is_post_verb" => false,
"created_at" => created_at,
"in_reply_to_status_id" => nil,
"external_url" => activity.data["id"]
}
end
def content_with_tags(content, tags) do
tags = tags || []
text_content = HtmlSanitizeEx.strip_tags(content)
found_tags = Formatter.parse_tags(text_content)
|> Enum.map(fn ({_, tag}) -> tag end)
missing_tags = tags -- found_tags
|> Enum.map(&"##{&1}")
Enum.join([content | missing_tags], "<br>\n")
end
def to_map(%Activity{data: %{"object" => %{"content" => content} = object}} = activity, %{user: user} = opts) do
created_at = object["published"] |> date_to_asctime
like_count = object["like_count"] || 0
announcement_count = object["announcement_count"] || 0
favorited = opts[:for] && opts[:for].ap_id in (object["likes"] || [])
repeated = opts[:for] && opts[:for].ap_id in (object["announcements"] || [])
mentions = opts[:mentioned] || []
attentions = activity.data["to"]
|> Enum.map(fn (ap_id) -> Enum.find(mentions, fn(user) -> ap_id == user.ap_id end) end)
|> Enum.filter(&(&1))
|> Enum.map(fn (user) -> UserRepresenter.to_map(user, opts) end)
conversation_id = conversation_id(activity)
content = content_with_tags(content, object["tag"])
%{
"id" => activity.id,
"user" => UserRepresenter.to_map(user, opts),
"attentions" => [],
"statusnet_html" => content,
"text" => HtmlSanitizeEx.strip_tags(content),
"is_local" => true,
"is_post_verb" => true,
"created_at" => created_at,
"in_reply_to_status_id" => object["inReplyToStatusId"],
"statusnet_conversation_id" => conversation_id,
"attachments" => (object["attachment"] || []) |> ObjectRepresenter.enum_to_list(opts),
"attentions" => attentions,
"fave_num" => like_count,
"repeat_num" => announcement_count,
"favorited" => to_boolean(favorited),
"repeated" => to_boolean(repeated),
"external_url" => activity.data["id"]
}
end
def conversation_id(activity) do
with context when not is_nil(context) <- activity.data["context"] do
TwitterAPI.context_to_conversation_id(context)
else _e -> nil
end
end
defp to_boolean(false) do
false
end
defp to_boolean(nil) do
false
end
defp to_boolean(_) do
true
end
end