Add CommonAPI.ActivityDraft

This commit is contained in:
Egor Kislitsyn 2019-09-24 16:10:54 +07:00
parent 6abe12dced
commit eed774d058
5 changed files with 322 additions and 176 deletions

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@ -0,0 +1,222 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.CommonAPI.ActivityDraft do
alias Pleroma.Activity
alias Pleroma.Conversation.Participation
alias Pleroma.Web.CommonAPI
alias Pleroma.Web.CommonAPI.Utils
import Pleroma.Web.Gettext
defstruct valid?: true,
errors: [],
user: nil,
params: %{},
status: nil,
summary: nil,
full_payload: nil,
attachments: [],
in_reply_to: nil,
in_reply_to_conversation: nil,
visibility: nil,
expires_at: nil,
poll: nil,
emoji: %{},
content_html: nil,
mentions: [],
tags: [],
to: [],
cc: [],
context: nil,
sensitive: false,
object: nil,
preview?: false,
changes: %{}
def create(user, params) do
%__MODULE__{user: user}
|> put_params(params)
|> status()
|> summary()
|> attachments()
|> full_payload()
|> in_reply_to()
|> in_reply_to_conversation()
|> visibility()
|> expires_at()
|> poll()
|> content()
|> to_and_cc()
|> context()
|> sensitive()
|> object()
|> preview?()
|> changes()
|> validate()
end
defp put_params(draft, params) do
params = Map.put_new(params, "in_reply_to_status_id", params["in_reply_to_id"])
%__MODULE__{draft | params: params}
end
defp status(%{params: %{"status" => status}} = draft) do
%__MODULE__{draft | status: String.trim(status)}
end
defp summary(%{params: params} = draft) do
%__MODULE__{draft | summary: Map.get(params, "spoiler_text", "")}
end
defp full_payload(%{status: status, summary: summary} = draft) do
full_payload = String.trim(status <> summary)
case Utils.validate_character_limit(full_payload, draft.attachments) do
:ok -> %__MODULE__{draft | full_payload: full_payload}
{:error, message} -> add_error(draft, message)
end
end
defp attachments(%{params: params} = draft) do
attachments = Utils.attachments_from_ids(params)
%__MODULE__{draft | attachments: attachments}
end
defp in_reply_to(draft) do
case Map.get(draft.params, "in_reply_to_status_id") do
"" -> draft
nil -> draft
id -> %__MODULE__{draft | in_reply_to: Activity.get_by_id(id)}
end
end
defp in_reply_to_conversation(draft) do
in_reply_to_conversation = Participation.get(draft.params["in_reply_to_conversation_id"])
%__MODULE__{draft | in_reply_to_conversation: in_reply_to_conversation}
end
defp visibility(%{params: params} = draft) do
case CommonAPI.get_visibility(params, draft.in_reply_to, draft.in_reply_to_conversation) do
{visibility, "direct"} when visibility != "direct" ->
add_error(draft, dgettext("errors", "The message visibility must be direct"))
{visibility, _} ->
%__MODULE__{draft | visibility: visibility}
end
end
defp expires_at(draft) do
case CommonAPI.check_expiry_date(draft.params["expires_in"]) do
{:ok, expires_at} -> %__MODULE__{draft | expires_at: expires_at}
{:error, message} -> add_error(draft, message)
end
end
defp poll(draft) do
case Utils.make_poll_data(draft.params) do
{:ok, {poll, poll_emoji}} ->
%__MODULE__{draft | poll: poll, emoji: Map.merge(draft.emoji, poll_emoji)}
{:error, message} ->
add_error(draft, message)
end
end
defp content(draft) do
{content_html, mentions, tags} =
Utils.make_content_html(
draft.status,
draft.attachments,
draft.params,
draft.visibility
)
%__MODULE__{draft | content_html: content_html, mentions: mentions, tags: tags}
end
defp to_and_cc(%{valid?: false} = draft), do: draft
defp to_and_cc(draft) do
addressed_users =
draft.mentions
|> Enum.map(fn {_, mentioned_user} -> mentioned_user.ap_id end)
|> Utils.get_addressed_users(draft.params["to"])
{to, cc} =
Utils.get_to_and_cc(
draft.user,
addressed_users,
draft.in_reply_to,
draft.visibility,
draft.in_reply_to_conversation
)
%__MODULE__{draft | to: to, cc: cc}
end
defp context(draft) do
context = Utils.make_context(draft.in_reply_to, draft.in_reply_to_conversation)
%__MODULE__{draft | context: context}
end
defp sensitive(draft) do
sensitive = draft.params["sensitive"] || Enum.member?(draft.tags, {"#nsfw", "nsfw"})
%__MODULE__{draft | sensitive: sensitive}
end
defp object(%{valid?: false} = draft), do: draft
defp object(draft) do
emoji = Map.merge(Pleroma.Emoji.Formatter.get_emoji_map(draft.full_payload), draft.emoji)
object =
Utils.make_note_data(
draft.user.ap_id,
draft.to,
draft.context,
draft.content_html,
draft.attachments,
draft.in_reply_to,
draft.tags,
draft.summary,
draft.cc,
draft.sensitive,
draft.poll
)
|> Map.put("emoji", emoji)
%__MODULE__{draft | object: object}
end
defp preview?(draft) do
preview? = Pleroma.Web.ControllerHelper.truthy_param?(draft.params["preview"]) || false
%__MODULE__{draft | preview?: preview?}
end
defp changes(%{valid?: false} = draft), do: draft
defp changes(draft) do
direct? = draft.visibility == "direct"
changes =
%{
to: draft.to,
actor: draft.user,
context: draft.context,
object: draft.object,
additional: %{"cc" => draft.cc, "directMessage" => direct?}
}
|> Utils.maybe_add_list_data(draft.user, draft.visibility)
%__MODULE__{draft | changes: changes}
end
defp add_error(draft, message) do
%__MODULE__{draft | valid?: false, errors: [message | draft.errors]}
end
defp validate(%{valid?: true} = draft), do: {:ok, draft}
defp validate(%{errors: [message | _]}), do: {:error, message}
end

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@ -6,7 +6,6 @@ defmodule Pleroma.Web.CommonAPI do
alias Pleroma.Activity
alias Pleroma.ActivityExpiration
alias Pleroma.Conversation.Participation
alias Pleroma.Emoji
alias Pleroma.Object
alias Pleroma.ThreadMute
alias Pleroma.User
@ -173,9 +172,7 @@ defp normalize_and_validate_choice_indices(choices, count) do
end)
end
def get_visibility(_, _, %Participation{}) do
{"direct", "direct"}
end
def get_visibility(_, _, %Participation{}), do: {"direct", "direct"}
def get_visibility(%{"visibility" => visibility}, in_reply_to, _)
when visibility in ~w{public unlisted private direct},
@ -201,9 +198,9 @@ def get_replied_to_visibility(activity) do
end
end
defp check_expiry_date({:ok, nil} = res), do: res
def check_expiry_date({:ok, nil} = res), do: res
defp check_expiry_date({:ok, in_seconds}) do
def check_expiry_date({:ok, in_seconds}) do
expiry = NaiveDateTime.utc_now() |> NaiveDateTime.add(in_seconds)
if ActivityExpiration.expires_late_enough?(expiry) do
@ -213,96 +210,26 @@ defp check_expiry_date({:ok, in_seconds}) do
end
end
defp check_expiry_date(expiry_str) do
def check_expiry_date(expiry_str) do
Ecto.Type.cast(:integer, expiry_str)
|> check_expiry_date()
end
def post(user, %{"status" => status} = data) do
limit = Pleroma.Config.get([:instance, :limit])
with status <- String.trim(status),
attachments <- attachments_from_ids(data),
in_reply_to <- get_replied_to_activity(data["in_reply_to_status_id"]),
in_reply_to_conversation <- Participation.get(data["in_reply_to_conversation_id"]),
{visibility, in_reply_to_visibility} <-
get_visibility(data, in_reply_to, in_reply_to_conversation),
{_, false} <-
{:private_to_public, in_reply_to_visibility == "direct" && visibility != "direct"},
{content_html, mentions, tags} <-
make_content_html(
status,
attachments,
data,
visibility
),
mentioned_users <- for({_, mentioned_user} <- mentions, do: mentioned_user.ap_id),
addressed_users <- get_addressed_users(mentioned_users, data["to"]),
{poll, poll_emoji} <- make_poll_data(data),
{to, cc} <-
get_to_and_cc(user, addressed_users, in_reply_to, visibility, in_reply_to_conversation),
context <- make_context(in_reply_to, in_reply_to_conversation),
cw <- data["spoiler_text"] || "",
sensitive <- data["sensitive"] || Enum.member?(tags, {"#nsfw", "nsfw"}),
{:ok, expires_at} <- check_expiry_date(data["expires_in"]),
full_payload <- String.trim(status <> cw),
:ok <- validate_character_limit(full_payload, attachments, limit),
object <-
make_note_data(
user.ap_id,
to,
context,
content_html,
attachments,
in_reply_to,
tags,
cw,
cc,
sensitive,
poll
),
object <- put_emoji(object, full_payload, poll_emoji) do
preview? = Pleroma.Web.ControllerHelper.truthy_param?(data["preview"]) || false
direct? = visibility == "direct"
result =
%{
to: to,
actor: user,
context: context,
object: object,
additional: %{"cc" => cc, "directMessage" => direct?}
}
|> maybe_add_list_data(user, visibility)
|> ActivityPub.create(preview?)
if expires_at do
with {:ok, activity} <- result do
{:ok, _} = ActivityExpiration.create(activity, expires_at)
def post(user, %{"status" => _} = data) do
with {:ok, draft} <- Pleroma.Web.CommonAPI.ActivityDraft.create(user, data) do
draft.changes
|> ActivityPub.create(draft.preview?)
|> maybe_create_activity_expiration(draft.expires_at)
end
end
result
else
{:private_to_public, true} ->
{:error, dgettext("errors", "The message visibility must be direct")}
{:error, _} = e ->
e
e ->
{:error, e}
defp maybe_create_activity_expiration({:ok, activity}, %NaiveDateTime{} = expires_at) do
with {:ok, _} <- ActivityExpiration.create(activity, expires_at) do
{:ok, activity}
end
end
# parse and put emoji to object data
defp put_emoji(map, text, emojis) do
Map.put(
map,
"emoji",
Map.merge(Emoji.Formatter.get_emoji_map(text), emojis)
)
end
defp maybe_create_activity_expiration(result, _), do: result
# Updates the emojis for a user based on their profile
def update(user) do

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@ -4,6 +4,7 @@
defmodule Pleroma.Web.CommonAPI.Utils do
import Pleroma.Web.Gettext
import Pleroma.Web.ControllerHelper, only: [truthy_param?: 1]
alias Calendar.Strftime
alias Pleroma.Activity
@ -41,14 +42,6 @@ def get_by_id_or_ap_id(id) do
end
end
def get_replied_to_activity(""), do: nil
def get_replied_to_activity(id) when not is_nil(id) do
Activity.get_by_id(id)
end
def get_replied_to_activity(_), do: nil
def attachments_from_ids(%{"media_ids" => ids, "descriptions" => desc} = _) do
attachments_from_ids_descs(ids, desc)
end
@ -159,70 +152,74 @@ def maybe_add_list_data(activity_params, user, {:list, list_id}) do
def maybe_add_list_data(activity_params, _, _), do: activity_params
def make_poll_data(%{"poll" => %{"expires_in" => expires_in}} = data)
when is_binary(expires_in) do
# In some cases mastofe sends out strings instead of integers
data
|> put_in(["poll", "expires_in"], String.to_integer(expires_in))
|> make_poll_data()
end
def make_poll_data(%{"poll" => %{"options" => options, "expires_in" => expires_in}} = data)
when is_list(options) do
%{max_expiration: max_expiration, min_expiration: min_expiration} =
limits = Pleroma.Config.get([:instance, :poll_limits])
# XXX: There is probably a cleaner way of doing this
try do
# In some cases mastofe sends out strings instead of integers
expires_in = if is_binary(expires_in), do: String.to_integer(expires_in), else: expires_in
if Enum.count(options) > limits.max_options do
raise ArgumentError, message: "Poll can't contain more than #{limits.max_options} options"
end
{poll, emoji} =
with :ok <- validate_poll_expiration(expires_in, limits),
:ok <- validate_poll_options_amount(options, limits),
:ok <- validate_poll_options_length(options, limits) do
{option_notes, emoji} =
Enum.map_reduce(options, %{}, fn option, emoji ->
if String.length(option) > limits.max_option_chars do
raise ArgumentError,
message:
"Poll options cannot be longer than #{limits.max_option_chars} characters each"
end
{%{
note = %{
"name" => option,
"type" => "Note",
"replies" => %{"type" => "Collection", "totalItems" => 0}
}, Map.merge(emoji, Emoji.Formatter.get_emoji_map(option))}
}
{note, Map.merge(emoji, Emoji.Formatter.get_emoji_map(option))}
end)
case expires_in do
expires_in when expires_in > max_expiration ->
raise ArgumentError, message: "Expiration date is too far in the future"
expires_in when expires_in < min_expiration ->
raise ArgumentError, message: "Expiration date is too soon"
_ ->
:noop
end
end_time =
NaiveDateTime.utc_now()
|> NaiveDateTime.add(expires_in)
|> NaiveDateTime.to_iso8601()
poll =
if Pleroma.Web.ControllerHelper.truthy_param?(data["poll"]["multiple"]) do
%{"type" => "Question", "anyOf" => poll, "closed" => end_time}
else
%{"type" => "Question", "oneOf" => poll, "closed" => end_time}
end
key = if truthy_param?(data["poll"]["multiple"]), do: "anyOf", else: "oneOf"
poll = %{"type" => "Question", key => option_notes, "closed" => end_time}
{poll, emoji}
rescue
e in ArgumentError -> e.message
{:ok, {poll, emoji}}
end
end
def make_poll_data(%{"poll" => poll}) when is_map(poll) do
"Invalid poll"
{:error, "Invalid poll"}
end
def make_poll_data(_data) do
{%{}, %{}}
{:ok, {%{}, %{}}}
end
defp validate_poll_options_amount(options, %{max_options: max_options}) do
if Enum.count(options) > max_options do
{:error, "Poll can't contain more than #{max_options} options"}
else
:ok
end
end
defp validate_poll_options_length(options, %{max_option_chars: max_option_chars}) do
if Enum.any?(options, &(String.length(&1) > max_option_chars)) do
{:error, "Poll options cannot be longer than #{max_option_chars} characters each"}
else
:ok
end
end
defp validate_poll_expiration(expires_in, %{min_expiration: min, max_expiration: max}) do
cond do
expires_in > max -> {:error, "Expiration date is too far in the future"}
expires_in < min -> {:error, "Expiration date is too soon"}
true -> :ok
end
end
def make_content_html(
@ -347,25 +344,25 @@ def make_note_data(
attachments,
in_reply_to,
tags,
cw \\ nil,
summary \\ nil,
cc \\ [],
sensitive \\ false,
merge \\ %{}
extra_params \\ %{}
) do
%{
"type" => "Note",
"to" => to,
"cc" => cc,
"content" => content_html,
"summary" => cw,
"sensitive" => !Enum.member?(["false", "False", "0", false], sensitive),
"summary" => summary,
"sensitive" => truthy_param?(sensitive),
"context" => context,
"attachment" => attachments,
"actor" => actor,
"tag" => Keyword.values(tags) |> Enum.uniq()
}
|> add_in_reply_to(in_reply_to)
|> Map.merge(merge)
|> Map.merge(extra_params)
end
defp add_in_reply_to(object, nil), do: object
@ -571,15 +568,16 @@ def make_answer_data(%User{ap_id: ap_id}, object, name) do
}
end
def validate_character_limit(full_payload, attachments, limit) do
def validate_character_limit("" = _full_payload, [] = _attachments) do
{:error, dgettext("errors", "Cannot post an empty status without attachments")}
end
def validate_character_limit(full_payload, _attachments) do
limit = Pleroma.Config.get([:instance, :limit])
length = String.length(full_payload)
if length < limit do
if length > 0 or Enum.count(attachments) > 0 do
:ok
else
{:error, dgettext("errors", "Cannot post an empty status without attachments")}
end
else
{:error, dgettext("errors", "The status is over the character limit")}
end

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@ -6,7 +6,7 @@ defmodule Pleroma.Web.ControllerHelper do
use Pleroma.Web, :controller
# As in MastoAPI, per https://api.rubyonrails.org/classes/ActiveModel/Type/Boolean.html
@falsy_param_values [false, 0, "0", "f", "F", "false", "FALSE", "off", "OFF"]
@falsy_param_values [false, 0, "0", "f", "F", "false", "False", "FALSE", "off", "OFF"]
def truthy_param?(blank_value) when blank_value in [nil, ""], do: nil
def truthy_param?(value), do: value not in @falsy_param_values

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@ -575,14 +575,11 @@ def delete_scheduled_status(%{assigns: %{user: user}} = conn, %{"id" => schedule
end
end
def post_status(%{assigns: %{user: user}} = conn, %{"status" => _} = params) do
params =
params
|> Map.put("in_reply_to_status_id", params["in_reply_to_id"])
scheduled_at = params["scheduled_at"]
if scheduled_at && ScheduledActivity.far_enough?(scheduled_at) do
def post_status(
%{assigns: %{user: user}} = conn,
%{"status" => _, "scheduled_at" => scheduled_at} = params
) do
if ScheduledActivity.far_enough?(scheduled_at) do
with {:ok, scheduled_activity} <-
ScheduledActivity.create(user, %{"params" => params, "scheduled_at" => scheduled_at}) do
conn
@ -590,14 +587,12 @@ def post_status(%{assigns: %{user: user}} = conn, %{"status" => _} = params) do
|> render("show.json", %{scheduled_activity: scheduled_activity})
end
else
params = Map.drop(params, ["scheduled_at"])
post_status(conn, Map.drop(params, ["scheduled_at"]))
end
end
def post_status(%{assigns: %{user: user}} = conn, %{"status" => _} = params) do
case CommonAPI.post(user, params) do
{:error, message} ->
conn
|> put_status(:unprocessable_entity)
|> json(%{error: message})
{:ok, activity} ->
conn
|> put_view(StatusView)
@ -607,7 +602,11 @@ def post_status(%{assigns: %{user: user}} = conn, %{"status" => _} = params) do
as: :activity,
with_direct_conversation_id: true
})
end
{:error, message} ->
conn
|> put_status(:unprocessable_entity)
|> json(%{error: message})
end
end