4dcbb64f19
For a variety of reasons, posgresql won't use the available actor, type index to do an index only scan. We now just increase the user note count, which will lead to slightly wrong counts in some cases, but it's better than the potentially very slow count query.
122 lines
4.3 KiB
Elixir
122 lines
4.3 KiB
Elixir
defmodule Pleroma.Web.OStatus.NoteHandler do
|
|
require Logger
|
|
alias Pleroma.Web.{XML, OStatus}
|
|
alias Pleroma.{Object, User, Activity}
|
|
alias Pleroma.Web.ActivityPub.ActivityPub
|
|
alias Pleroma.Web.ActivityPub.Utils
|
|
alias Pleroma.Web.CommonAPI
|
|
|
|
@doc """
|
|
Get the context for this note. Uses this:
|
|
1. The context of the parent activity
|
|
2. The conversation reference in the ostatus xml
|
|
3. A newly generated context id.
|
|
"""
|
|
def get_context(entry, inReplyTo) do
|
|
context = (
|
|
XML.string_from_xpath("//ostatus:conversation[1]", entry)
|
|
|| XML.string_from_xpath("//ostatus:conversation[1]/@ref", entry)
|
|
|| "") |> String.trim
|
|
|
|
with %{data: %{"context" => context}} <- Object.get_cached_by_ap_id(inReplyTo) do
|
|
context
|
|
else _e ->
|
|
if String.length(context) > 0 do
|
|
context
|
|
else
|
|
Utils.generate_context_id
|
|
end
|
|
end
|
|
end
|
|
|
|
def get_people_mentions(entry) do
|
|
:xmerl_xpath.string('//link[@rel="mentioned" and @ostatus:object-type="http://activitystrea.ms/schema/1.0/person"]', entry)
|
|
|> Enum.map(fn(person) -> XML.string_from_xpath("@href", person) end)
|
|
end
|
|
|
|
def get_collection_mentions(entry) do
|
|
transmogrify = fn
|
|
("http://activityschema.org/collection/public") ->
|
|
"https://www.w3.org/ns/activitystreams#Public"
|
|
(group) ->
|
|
group
|
|
end
|
|
|
|
:xmerl_xpath.string('//link[@rel="mentioned" and @ostatus:object-type="http://activitystrea.ms/schema/1.0/collection"]', entry)
|
|
|> Enum.map(fn(collection) -> XML.string_from_xpath("@href", collection) |> transmogrify.() end)
|
|
end
|
|
|
|
def get_mentions(entry) do
|
|
(get_people_mentions(entry)
|
|
++ get_collection_mentions(entry))
|
|
|> Enum.filter(&(&1))
|
|
end
|
|
|
|
def get_emoji(entry) do
|
|
try do
|
|
:xmerl_xpath.string('//link[@rel="emoji"]', entry)
|
|
|> Enum.reduce(%{}, fn(emoji, acc) ->
|
|
Map.put(acc, XML.string_from_xpath("@name", emoji), XML.string_from_xpath("@href", emoji))
|
|
end)
|
|
rescue
|
|
_e -> nil
|
|
end
|
|
end
|
|
|
|
def make_to_list(actor, mentions) do
|
|
[
|
|
actor.follower_address
|
|
] ++ mentions
|
|
end
|
|
|
|
def add_external_url(note, entry) do
|
|
url = XML.string_from_xpath("//link[@rel='alternate' and @type='text/html']/@href", entry)
|
|
Map.put(note, "external_url", url)
|
|
end
|
|
|
|
def fetch_replied_to_activity(entry, inReplyTo) do
|
|
with %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(inReplyTo) do
|
|
activity
|
|
else
|
|
_e ->
|
|
with inReplyToHref when not is_nil(inReplyToHref) <- XML.string_from_xpath("//thr:in-reply-to[1]/@href", entry),
|
|
{:ok, [activity | _]} <- OStatus.fetch_activity_from_url(inReplyToHref) do
|
|
activity
|
|
else
|
|
_e -> nil
|
|
end
|
|
end
|
|
end
|
|
|
|
def handle_note(entry, doc \\ nil) do
|
|
with id <- XML.string_from_xpath("//id", entry),
|
|
activity when is_nil(activity) <- Activity.get_create_activity_by_object_ap_id(id),
|
|
[author] <- :xmerl_xpath.string('//author[1]', doc),
|
|
{:ok, actor} <- OStatus.find_make_or_update_user(author),
|
|
content_html <- OStatus.get_content(entry),
|
|
inReplyTo <- XML.string_from_xpath("//thr:in-reply-to[1]/@ref", entry),
|
|
inReplyToActivity <- fetch_replied_to_activity(entry, inReplyTo),
|
|
inReplyTo <- (inReplyToActivity && inReplyToActivity.data["object"]["id"]) || inReplyTo,
|
|
attachments <- OStatus.get_attachments(entry),
|
|
context <- get_context(entry, inReplyTo),
|
|
tags <- OStatus.get_tags(entry),
|
|
mentions <- get_mentions(entry),
|
|
to <- make_to_list(actor, mentions),
|
|
date <- XML.string_from_xpath("//published", entry),
|
|
note <- CommonAPI.Utils.make_note_data(actor.ap_id, to, context, content_html, attachments, inReplyToActivity, []),
|
|
note <- note |> Map.put("id", id) |> Map.put("tag", tags),
|
|
note <- note |> Map.put("published", date),
|
|
note <- note |> Map.put("emoji", get_emoji(entry)),
|
|
note <- add_external_url(note, entry),
|
|
# TODO: Handle this case in make_note_data
|
|
note <- (if inReplyTo && !inReplyToActivity, do: note |> Map.put("inReplyTo", inReplyTo), else: note)
|
|
do
|
|
res = ActivityPub.create(to, actor, context, note, %{}, date, false)
|
|
User.increase_note_count(actor)
|
|
res
|
|
else
|
|
%Activity{} = activity -> {:ok, activity}
|
|
e -> {:error, e}
|
|
end
|
|
end
|
|
end
|