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Introduce group posts

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Signed-off-by: Thomas Citharel <tcit@tcit.fr>
This commit is contained in:
Thomas Citharel
2020-07-09 17:24:28 +02:00
parent bec1c69d4b
commit 9c9f1385fb
249 changed files with 11886 additions and 5023 deletions
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797
lib/federation/activity_pub/activity_pub.ex
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@@ -13,41 +13,38 @@ defmodule Mobilizon.Federation.ActivityPub do
alias Mobilizon.{
Actors,
Config,
Conversations,
Discussions,
Events,
Reports,
Resources,
Share,
Todos,
Users
}
alias Mobilizon.Actors.{Actor, Follower, Member}
alias Mobilizon.Conversations.Comment
alias Mobilizon.Discussions.Comment
alias Mobilizon.Events.{Event, Participant}
alias Mobilizon.Reports.Report
alias Mobilizon.Resources.Resource
alias Mobilizon.Todos.{Todo, TodoList}
alias Mobilizon.Tombstone
alias Mobilizon.Federation.ActivityPub.{
Activity,
Audience,
Federator,
Fetcher,
Preloader,
Relay,
Transmogrifier,
Types,
Visibility
}
alias Mobilizon.Federation.ActivityPub.Types.{Managable, Ownable}
alias Mobilizon.Federation.ActivityStream.{Converter, Convertible}
alias Mobilizon.Federation.ActivityStream.Converter.Utils, as: ConverterUtils
alias Mobilizon.Federation.HTTPSignatures.Signature
alias Mobilizon.Federation.WebFinger
alias Mobilizon.GraphQL.API.Utils, as: APIUtils
alias Mobilizon.Service.Formatter.HTML
alias Mobilizon.Service.Notifications.Scheduler
alias Mobilizon.Service.RichMedia.Parser
alias Mobilizon.Storage.Page
alias Mobilizon.Web.Endpoint
alias Mobilizon.Web.Email.{Admin, Mailer}
@@ -74,75 +71,44 @@ defmodule Mobilizon.Federation.ActivityPub do
Fetch an object from an URL, from our local database of events and comments, then eventually remote
"""
# TODO: Make database calls parallel
@spec fetch_object_from_url(String.t()) :: {:ok, %Event{}} | {:ok, %Comment{}} | {:error, any()}
def fetch_object_from_url(url) do
@spec fetch_object_from_url(String.t(), Keyword.t()) ::
{:ok, struct()} | {:error, any()}
def fetch_object_from_url(url, options \\ []) do
Logger.info("Fetching object from url #{url}")
force_fetch = Keyword.get(options, :force, false)
with {:not_http, true} <- {:not_http, String.starts_with?(url, "http")},
{:existing_event, nil} <- {:existing_event, Events.get_event_by_url(url)},
{:existing_comment, nil} <- {:existing_comment, Conversations.get_comment_from_url(url)},
{:existing_resource, nil} <- {:existing_resource, Resources.get_resource_by_url(url)},
{:existing_actor, {:error, :actor_not_found}} <-
{:existing_actor, Actors.get_actor_by_url(url)},
date <- Signature.generate_date_header(),
headers <-
[{:Accept, "application/activity+json"}]
|> maybe_date_fetch(date)
|> sign_fetch_relay(url, date),
{:ok, %HTTPoison.Response{body: body, status_code: code}} when code in 200..299 <-
HTTPoison.get(
url,
headers,
follow_redirect: true,
timeout: 10_000,
recv_timeout: 20_000,
ssl: [{:versions, [:"tlsv1.2"]}]
),
{:ok, data} <- Jason.decode(body),
{:origin_check, true} <- {:origin_check, origin_check?(url, data)},
params <- %{
"type" => "Create",
"to" => data["to"],
"cc" => data["cc"],
"actor" => data["attributedTo"],
"object" => data
},
{:ok, _activity, %{url: object_url} = _object} <- Transmogrifier.handle_incoming(params) do
case data["type"] do
"Event" ->
{:ok, Events.get_public_event_by_url_with_preload!(object_url)}
"Note" ->
{:ok, Conversations.get_comment_from_url_with_preload!(object_url)}
"Document" ->
{:ok, Resources.get_resource_by_url_with_preloads(object_url)}
"ResourceCollection" ->
{:ok, Resources.get_resource_by_url_with_preloads(object_url)}
"Actor" ->
{:ok, Actors.get_actor_by_url!(object_url, true)}
other ->
{:error, other}
end
{:existing, nil} <-
{:existing, Tombstone.find_tombstone(url)},
{:existing, nil} <- {:existing, Events.get_event_by_url(url)},
{:existing, nil} <-
{:existing, Discussions.get_discussion_by_url(url)},
{:existing, nil} <- {:existing, Discussions.get_comment_from_url(url)},
{:existing, nil} <- {:existing, Resources.get_resource_by_url(url)},
{:existing, nil} <-
{:existing, Actors.get_actor_by_url_2(url)},
:ok <- Logger.info("Data for URL not found anywhere, going to fetch it"),
{:ok, _activity, entity} <- Fetcher.fetch_and_create(url, options) do
Logger.debug("Going to preload the new entity")
Preloader.maybe_preload(entity)
else
{:existing_event, %Event{url: event_url}} ->
{:ok, Events.get_public_event_by_url_with_preload!(event_url)}
{:existing, entity} ->
Logger.debug("Entity is already existing")
{:existing_comment, %Comment{url: comment_url}} ->
{:ok, Conversations.get_comment_from_url_with_preload!(comment_url)}
entity =
if force_fetch and not compare_origins?(url, Endpoint.url()) do
Logger.debug("Entity is external and we want a force fetch")
{:existing_resource, %Resource{url: resource_url}} ->
{:ok, Resources.get_resource_by_url_with_preloads(resource_url)}
with {:ok, _activity, entity} <- Fetcher.fetch_and_update(url, options) do
entity
end
else
entity
end
{:existing_actor, {:ok, %Actor{url: actor_url}}} ->
{:ok, Actors.get_actor_by_url!(actor_url, true)}
Logger.debug("Going to preload an existing entity")
{:origin_check, false} ->
Logger.warn("Object origin check failed")
{:error, "Object origin check failed"}
Preloader.maybe_preload(entity)
e ->
Logger.warn("Something failed while fetching url #{inspect(e)}")
@@ -201,15 +167,18 @@ defmodule Mobilizon.Federation.ActivityPub do
with {:tombstone, nil} <- {:tombstone, check_for_tombstones(args)},
{:ok, entity, create_data} <-
(case type do
:event -> create_event(args, additional)
:comment -> create_comment(args, additional)
:group -> create_group(args, additional)
:todo_list -> create_todo_list(args, additional)
:todo -> create_todo(args, additional)
:resource -> create_resource(args, additional)
:event -> Types.Events.create(args, additional)
:comment -> Types.Comments.create(args, additional)
:discussion -> Types.Discussions.create(args, additional)
:actor -> Types.Actors.create(args, additional)
:todo_list -> Types.TodoLists.create(args, additional)
:todo -> Types.Todos.create(args, additional)
:resource -> Types.Resources.create(args, additional)
:post -> Types.Posts.create(args, additional)
end),
{:ok, activity} <- create_activity(create_data, local),
:ok <- maybe_federate(activity) do
:ok <- maybe_federate(activity),
:ok <- maybe_relay_if_group_activity(activity) do
{:ok, activity, entity}
else
err ->
@@ -227,21 +196,15 @@ defmodule Mobilizon.Federation.ActivityPub do
* Federates (asynchronously) the activity
* Returns the activity
"""
@spec update(atom(), struct(), map(), boolean, map()) :: {:ok, Activity.t(), struct()} | any()
def update(type, old_entity, args, local \\ false, additional \\ %{}) do
@spec update(struct(), map(), boolean, map()) :: {:ok, Activity.t(), struct()} | any()
def update(old_entity, args, local \\ false, additional \\ %{}) do
Logger.debug("updating an activity")
Logger.debug(inspect(args))
with {:ok, entity, update_data} <-
(case type do
:event -> update_event(old_entity, args, additional)
:comment -> update_comment(old_entity, args, additional)
:actor -> update_actor(old_entity, args, additional)
:todo -> update_todo(old_entity, args, additional)
:resource -> update_resource(old_entity, args, additional)
end),
with {:ok, entity, update_data} <- Managable.update(old_entity, args, additional),
{:ok, activity} <- create_activity(update_data, local),
:ok <- maybe_federate(activity) do
:ok <- maybe_federate(activity),
:ok <- maybe_relay_if_group_activity(activity) do
{:ok, activity, entity}
else
err ->
@@ -366,182 +329,48 @@ defmodule Mobilizon.Federation.ActivityPub do
end
end
def delete(object, local \\ true)
@spec delete(Event.t(), boolean) :: {:ok, Activity.t(), Event.t()}
def delete(%Event{url: url, organizer_actor: actor} = event, local) do
data = %{
"type" => "Delete",
"actor" => actor.url,
"object" => url,
"to" => [actor.url <> "/followers", "https://www.w3.org/ns/activitystreams#Public"],
"id" => url <> "/delete"
}
with audience <-
Audience.calculate_to_and_cc_from_mentions(event),
{:ok, %Event{} = event} <- Events.delete_event(event),
{:ok, true} <- Cachex.del(:activity_pub, "event_#{event.uuid}"),
{:ok, %Tombstone{} = _tombstone} <-
Tombstone.create_tombstone(%{uri: event.url, actor_id: actor.id}),
Share.delete_all_by_uri(event.url),
def delete(object, actor, local \\ true) do
with {:ok, activity_data, actor, object} <-
Managable.delete(object, actor, local),
group <- Ownable.group_actor(object),
:ok <- check_for_actor_key_rotation(actor),
{:ok, activity} <- create_activity(Map.merge(data, audience), local),
:ok <- maybe_federate(activity) do
{:ok, activity, event}
{:ok, activity} <- create_activity(activity_data, local),
:ok <- maybe_federate(activity),
:ok <- maybe_relay_if_group_activity(activity, group) do
{:ok, activity, object}
end
end
@spec delete(Comment.t(), boolean) :: {:ok, Activity.t(), Comment.t()}
def delete(%Comment{url: url, actor: actor} = comment, local) do
data = %{
"type" => "Delete",
"actor" => actor.url,
"object" => url,
"id" => url <> "/delete",
"to" => [actor.url <> "/followers", "https://www.w3.org/ns/activitystreams#Public"]
}
with audience <-
Audience.calculate_to_and_cc_from_mentions(comment),
{:ok, %Comment{} = comment} <- Conversations.delete_comment(comment),
{:ok, true} <- Cachex.del(:activity_pub, "comment_#{comment.uuid}"),
{:ok, %Tombstone{} = _tombstone} <-
Tombstone.create_tombstone(%{uri: comment.url, actor_id: actor.id}),
Share.delete_all_by_uri(comment.url),
:ok <- check_for_actor_key_rotation(actor),
{:ok, activity} <- create_activity(Map.merge(data, audience), local),
def join(%Event{} = event, %Actor{} = actor, local \\ true, additional \\ %{}) do
with {:ok, activity_data, participant} <- Types.Events.join(event, actor, local, additional),
{:ok, activity} <- create_activity(activity_data, local),
:ok <- maybe_federate(activity) do
{:ok, activity, comment}
end
end
def delete(%Actor{url: url} = actor, local) do
data = %{
"type" => "Delete",
"actor" => url,
"object" => url,
"id" => url <> "/delete",
"to" => [url <> "/followers", "https://www.w3.org/ns/activitystreams#Public"]
}
# We completely delete the actor if activity is remote
with {:ok, %Oban.Job{}} <- Actors.delete_actor(actor, reserve_username: local),
{:ok, activity} <- create_activity(data, local),
:ok <- maybe_federate(activity) do
{:ok, activity, actor}
end
end
def delete(
%Resource{url: url, actor: %Actor{url: actor_url}} = resource,
local
) do
Logger.debug("Building Delete Resource activity")
data = %{
"actor" => actor_url,
"type" => "Delete",
"object" => url,
"id" => url <> "/delete",
"to" => [actor_url]
}
Logger.debug(inspect(data))
with {:ok, _resource} <- Resources.delete_resource(resource),
{:ok, true} <- Cachex.del(:activity_pub, "resource_#{resource.id}"),
{:ok, activity} <- create_activity(data, local),
:ok <- maybe_federate(activity) do
{:ok, activity, resource}
end
end
def flag(args, local \\ false, _additional \\ %{}) do
with {:build_args, args} <- {:build_args, prepare_args_for_report(args)},
{:create_report, {:ok, %Report{} = report}} <-
{:create_report, Reports.create_report(args)},
report_as_data <- Convertible.model_to_as(report),
cc <- if(local, do: [report.reported.url], else: []),
report_as_data <- Map.merge(report_as_data, %{"to" => [], "cc" => cc}),
{:ok, activity} <- create_activity(report_as_data, local),
:ok <- maybe_federate(activity) do
Enum.each(Users.list_moderators(), fn moderator ->
moderator
|> Admin.report(report)
|> Mailer.deliver_later()
end)
{:ok, activity, report}
{:ok, activity, participant}
else
err ->
Logger.error("Something went wrong while creating an activity")
Logger.debug(inspect(err))
err
{:maximum_attendee_capacity, err} ->
{:maximum_attendee_capacity, err}
{:accept, accept} ->
accept
end
end
def join(object, actor, local \\ true, additional \\ %{})
def join(%Event{} = event, %Actor{} = actor, local, additional) do
# TODO Refactor me for federation
with {:maximum_attendee_capacity, true} <-
{:maximum_attendee_capacity, check_attendee_capacity(event)},
role <-
additional
|> Map.get(:metadata, %{})
|> Map.get(:role, Mobilizon.Events.get_default_participant_role(event)),
{:ok, %Participant{} = participant} <-
Mobilizon.Events.create_participant(%{
role: role,
event_id: event.id,
actor_id: actor.id,
url: Map.get(additional, :url),
metadata:
additional
|> Map.get(:metadata, %{})
|> Map.update(:message, nil, &String.trim(HTML.strip_tags(&1)))
def join_group(
%{parent_id: parent_id, actor_id: actor_id, role: role},
local \\ true,
additional \\ %{}
) do
with {:ok, %Member{} = member} <-
Mobilizon.Actors.create_member(%{
parent_id: parent_id,
actor_id: actor_id,
role: role
}),
join_data <- Convertible.model_to_as(participant),
audience <-
Audience.calculate_to_and_cc_from_mentions(participant),
{:ok, activity} <- create_activity(Map.merge(join_data, audience), local),
activity_data when is_map(activity_data) <-
Convertible.model_to_as(member),
{:ok, activity} <- create_activity(Map.merge(activity_data, additional), local),
:ok <- maybe_federate(activity) do
if event.local do
cond do
Mobilizon.Events.get_default_participant_role(event) === :participant &&
role == :participant ->
accept(
:join,
participant,
true,
%{"actor" => event.organizer_actor.url}
)
Mobilizon.Events.get_default_participant_role(event) === :not_approved &&
role == :not_approved ->
Scheduler.pending_participation_notification(event)
{:ok, activity, participant}
true ->
{:ok, activity, participant}
end
else
{:ok, activity, participant}
end
end
end
# TODO: Implement me
def join(%Actor{type: :Group} = _group, %Actor{} = _actor, _local, _additional) do
:error
end
defp check_attendee_capacity(%Event{options: options} = event) do
with maximum_attendee_capacity <-
Map.get(options, :maximum_attendee_capacity) || 0 do
maximum_attendee_capacity == 0 ||
Mobilizon.Events.count_participant_participants(event.id) < maximum_attendee_capacity
{:ok, activity, member}
end
end
@@ -640,7 +469,7 @@ defmodule Mobilizon.Federation.ActivityPub do
with {:ok, entity, update_data} <-
(case type do
:resource -> move_resource(old_entity, args, additional)
:resource -> Types.Resources.move(old_entity, args, additional)
end),
{:ok, activity} <- create_activity(update_data, local),
:ok <- maybe_federate(activity) do
@@ -653,6 +482,25 @@ defmodule Mobilizon.Federation.ActivityPub do
end
end
def flag(args, local \\ false, additional \\ %{}) do
with {report, report_as_data} <- Types.Reports.flag(args, local, additional),
{:ok, activity} <- create_activity(report_as_data, local),
:ok <- maybe_federate(activity) do
Enum.each(Users.list_moderators(), fn moderator ->
moderator
|> Admin.report(report)
|> Mailer.deliver_later()
end)
{:ok, activity, report}
else
err ->
Logger.error("Something went wrong while creating an activity")
Logger.debug(inspect(err))
err
end
end
@doc """
Create an actor locally by its URL (AP ID)
"""
@@ -711,9 +559,29 @@ defmodule Mobilizon.Federation.ActivityPub do
defp is_create_activity?(%Activity{data: %{"type" => "Create"}}), do: true
defp is_create_activity?(_), do: false
@spec is_announce_activity?(Activity.t()) :: boolean
defp is_announce_activity?(%Activity{data: %{"type" => "Announce"}}), do: true
defp is_announce_activity?(_), do: false
@spec convert_members_in_recipients(list(String.t())) :: {list(String.t()), list(Actor.t())}
defp convert_members_in_recipients(recipients) do
Enum.reduce(recipients, {recipients, []}, fn recipient, {recipients, member_actors} = acc ->
case Actors.get_group_by_members_url(recipient) do
# If the group is local just add external members
%Actor{domain: domain} = group when is_nil(domain) ->
{Enum.filter(recipients, fn recipient -> recipient != group.members_url end),
member_actors ++ Actors.list_external_actors_members_for_group(group)}
# If it's remote add the remote group actor as well
%Actor{} = group ->
{Enum.filter(recipients, fn recipient -> recipient != group.members_url end),
member_actors ++ Actors.list_external_actors_members_for_group(group) ++ [group]}
_ ->
acc
end
end)
end
# @spec is_announce_activity?(Activity.t()) :: boolean
# defp is_announce_activity?(%Activity{data: %{"type" => "Announce"}}), do: true
# defp is_announce_activity?(_), do: false
@doc """
Publish an activity to all appropriated audiences inboxes
@@ -741,19 +609,11 @@ defmodule Mobilizon.Federation.ActivityPub do
{recipients, []}
end
# If we want to send to all members of the group, because this server is the one the group is on
{recipients, members} =
if is_announce_activity?(activity) and actor.type == :Group and
actor.members_url in activity.recipients and is_nil(actor.domain) do
{Enum.filter(recipients, fn recipient -> recipient != actor.members_url end),
Actors.list_external_members_for_group(actor)}
else
{recipients, []}
end
{recipients, members} = convert_members_in_recipients(recipients)
remote_inboxes =
(remote_actors(recipients) ++ followers ++ members)
|> Enum.map(fn follower -> follower.shared_inbox_url || follower.inbox_url end)
|> Enum.map(fn actor -> actor.shared_inbox_url || actor.inbox_url end)
|> Enum.uniq()
{:ok, data} = Transmogrifier.prepare_outgoing(activity.data)
@@ -791,16 +651,15 @@ defmodule Mobilizon.Federation.ActivityPub do
date: date
})
HTTPoison.post(
Tesla.post(
inbox,
json,
[
headers: [
{"Content-Type", "application/activity+json"},
{"signature", signature},
{"digest", digest},
{"date", date}
],
hackney: [pool: :default]
]
)
end
@@ -811,18 +670,15 @@ defmodule Mobilizon.Federation.ActivityPub do
Logger.debug(inspect(url))
res =
with {:ok, %HTTPoison.Response{status_code: 200, body: body}} <-
HTTPoison.get(url, [Accept: "application/activity+json"],
follow_redirect: true,
ssl: [{:versions, [:"tlsv1.2"]}]
),
with {:ok, %{status: 200, body: body}} <-
Tesla.get(url, headers: [{"Accept", "application/activity+json"}]),
:ok <- Logger.debug("response okay, now decoding json"),
{:ok, data} <- Jason.decode(body) do
Logger.debug("Got activity+json response at actor's endpoint, now converting data")
{:ok, Converter.Actor.as_to_model_data(data)}
else
# Actor is gone, probably deleted
{:ok, %HTTPoison.Response{status_code: 410}} ->
{:ok, %{status: 410}} ->
Logger.info("Response HTTP 410")
{:error, :actor_deleted}
@@ -839,10 +695,11 @@ defmodule Mobilizon.Federation.ActivityPub do
"""
@spec fetch_public_activities_for_actor(Actor.t(), integer(), integer()) :: map()
def fetch_public_activities_for_actor(%Actor{} = actor, page \\ 1, limit \\ 10) do
{:ok, events, total_events} = Events.list_public_events_for_actor(actor, page, limit)
%Page{total: total_events, elements: events} =
Events.list_public_events_for_actor(actor, page, limit)
{:ok, comments, total_comments} =
Conversations.list_public_comments_for_actor(actor, page, limit)
%Page{total: total_comments, elements: comments} =
Discussions.list_public_comments_for_actor(actor, page, limit)
event_activities = Enum.map(events, &event_to_activity/1)
comment_activities = Enum.map(comments, &comment_to_activity/1)
@@ -879,252 +736,10 @@ defmodule Mobilizon.Federation.ActivityPub do
Map.get(data, "to", []) ++ Map.get(data, "cc", [])
end
@spec create_event(map(), map()) :: {:ok, map()}
defp create_event(args, additional) do
with args <- prepare_args_for_event(args),
{:ok, %Event{} = event} <- Events.create_event(args),
event_as_data <- Convertible.model_to_as(event),
audience <-
Audience.calculate_to_and_cc_from_mentions(event),
create_data <-
make_create_data(event_as_data, Map.merge(audience, additional)) do
{:ok, event, create_data}
end
end
@spec create_comment(map(), map()) :: {:ok, map()}
defp create_comment(args, additional) do
with args <- prepare_args_for_comment(args),
{:ok, %Comment{} = comment} <- Conversations.create_comment(args),
comment_as_data <- Convertible.model_to_as(comment),
audience <-
Audience.calculate_to_and_cc_from_mentions(comment),
create_data <-
make_create_data(comment_as_data, Map.merge(audience, additional)) do
{:ok, comment, create_data}
end
end
@spec create_group(map(), map()) :: {:ok, map()}
defp create_group(args, additional) do
with args <- prepare_args_for_group(args),
{:ok, %Actor{type: :Group} = group} <- Actors.create_group(args),
group_as_data <- Convertible.model_to_as(group),
audience <- %{"to" => ["https://www.w3.org/ns/activitystreams#Public"], "cc" => []},
create_data <-
make_create_data(group_as_data, Map.merge(audience, additional)) do
{:ok, group, create_data}
end
end
@spec create_todo_list(map(), map()) :: {:ok, map()}
defp create_todo_list(args, additional) do
with {:ok, %TodoList{actor_id: group_id} = todo_list} <- Todos.create_todo_list(args),
{:ok, %Actor{} = group} <- Actors.get_group_by_actor_id(group_id),
todo_list_as_data <- Convertible.model_to_as(%{todo_list | actor: group}),
audience <- %{"to" => [group.url], "cc" => []},
create_data <-
make_create_data(todo_list_as_data, Map.merge(audience, additional)) do
{:ok, todo_list, create_data}
end
end
@spec create_todo(map(), map()) :: {:ok, map()}
defp create_todo(args, additional) do
with {:ok, %Todo{todo_list_id: todo_list_id, creator_id: creator_id} = todo} <-
Todos.create_todo(args),
%TodoList{actor_id: group_id} = todo_list <- Todos.get_todo_list(todo_list_id),
%Actor{} = creator <- Actors.get_actor(creator_id),
{:ok, %Actor{} = group} <- Actors.get_group_by_actor_id(group_id),
todo <- %{todo | todo_list: %{todo_list | actor: group}, creator: creator},
todo_as_data <-
Convertible.model_to_as(todo),
audience <- %{"to" => [group.url], "cc" => []},
create_data <-
make_create_data(todo_as_data, Map.merge(audience, additional)) do
{:ok, todo, create_data}
end
end
defp create_resource(%{type: type} = args, additional) do
args =
case type do
:folder ->
args
_ ->
case Parser.parse(Map.get(args, :resource_url)) do
{:ok, metadata} ->
Map.put(args, :metadata, metadata)
_ ->
args
end
end
with {:ok,
%Resource{actor_id: group_id, creator_id: creator_id, parent_id: parent_id} = resource} <-
Resources.create_resource(args),
{:ok, %Actor{} = group} <- Actors.get_group_by_actor_id(group_id),
%Actor{url: creator_url} = creator <- Actors.get_actor(creator_id),
resource_as_data <-
Convertible.model_to_as(%{resource | actor: group, creator: creator}),
audience <- %{
"to" => [group.url],
"cc" => [],
"actor" => creator_url,
"attributedTo" => [creator_url]
} do
create_data =
case parent_id do
nil ->
make_create_data(resource_as_data, Map.merge(audience, additional))
parent_id ->
# In case the resource has a parent we don't `Create` the resource but `Add` it to an existing resource
parent = Resources.get_resource(parent_id)
make_add_data(resource_as_data, parent, Map.merge(audience, additional))
end
{:ok, resource, create_data}
else
err ->
Logger.error(inspect(err))
err
end
end
@spec check_for_tombstones(map()) :: Tombstone.t() | nil
defp check_for_tombstones(%{url: url}), do: Tombstone.find_tombstone(url)
defp check_for_tombstones(_), do: nil
@spec update_event(Event.t(), map(), map()) :: {:ok, Event.t(), Activity.t()} | any()
defp update_event(%Event{} = old_event, args, additional) do
with args <- prepare_args_for_event(args),
{:ok, %Event{} = new_event} <- Events.update_event(old_event, args),
{:ok, true} <- Cachex.del(:activity_pub, "event_#{new_event.uuid}"),
event_as_data <- Convertible.model_to_as(new_event),
audience <-
Audience.calculate_to_and_cc_from_mentions(new_event),
update_data <- make_update_data(event_as_data, Map.merge(audience, additional)) do
{:ok, new_event, update_data}
else
err ->
Logger.error("Something went wrong while creating an update activity")
Logger.debug(inspect(err))
err
end
end
@spec update_comment(Comment.t(), map(), map()) :: {:ok, Comment.t(), Activity.t()} | any()
defp update_comment(%Comment{} = old_comment, args, additional) do
with args <- prepare_args_for_comment(args),
{:ok, %Comment{} = new_comment} <- Conversations.update_comment(old_comment, args),
{:ok, true} <- Cachex.del(:activity_pub, "comment_#{new_comment.uuid}"),
comment_as_data <- Convertible.model_to_as(new_comment),
audience <-
Audience.calculate_to_and_cc_from_mentions(new_comment),
update_data <- make_update_data(comment_as_data, Map.merge(audience, additional)) do
{:ok, new_comment, update_data}
else
err ->
Logger.error("Something went wrong while creating an update activity")
Logger.debug(inspect(err))
err
end
end
@spec update_actor(Actor.t(), map, map) :: {:ok, Actor.t(), Activity.t()} | any
defp update_actor(%Actor{} = old_actor, args, additional) do
with {:ok, %Actor{} = new_actor} <- Actors.update_actor(old_actor, args),
actor_as_data <- Convertible.model_to_as(new_actor),
{:ok, true} <- Cachex.del(:activity_pub, "actor_#{new_actor.preferred_username}"),
audience <-
Audience.calculate_to_and_cc_from_mentions(new_actor),
additional <- Map.merge(additional, %{"actor" => old_actor.url}),
update_data <- make_update_data(actor_as_data, Map.merge(audience, additional)) do
{:ok, new_actor, update_data}
end
end
@spec update_todo(Todo.t(), map, map) :: {:ok, Todo.t(), Activity.t()} | any
defp update_todo(%Todo{} = old_todo, args, additional) do
with {:ok, %Todo{todo_list_id: todo_list_id} = todo} <- Todos.update_todo(old_todo, args),
%TodoList{actor_id: group_id} = todo_list <- Todos.get_todo_list(todo_list_id),
{:ok, %Actor{} = group} <- Actors.get_group_by_actor_id(group_id),
todo_as_data <-
Convertible.model_to_as(%{todo | todo_list: %{todo_list | actor: group}}),
audience <- %{"to" => [group.url], "cc" => []},
update_data <-
make_update_data(todo_as_data, Map.merge(audience, additional)) do
{:ok, todo, update_data}
end
end
defp update_resource(%Resource{} = old_resource, %{parent_id: _parent_id} = args, additional) do
move_resource(old_resource, args, additional)
end
# Simple rename
defp update_resource(%Resource{} = old_resource, %{title: title} = _args, additional) do
with {:ok, %Resource{actor_id: group_id, creator_id: creator_id} = resource} <-
Resources.update_resource(old_resource, %{title: title}),
{:ok, %Actor{} = group} <- Actors.get_group_by_actor_id(group_id),
%Actor{url: creator_url} <- Actors.get_actor(creator_id),
resource_as_data <-
Convertible.model_to_as(%{resource | actor: group}),
audience <- %{
"to" => [group.url],
"cc" => [],
"actor" => creator_url,
"attributedTo" => [creator_url]
},
update_data <-
make_update_data(resource_as_data, Map.merge(audience, additional)) do
{:ok, resource, update_data}
else
err ->
Logger.error(inspect(err))
err
end
end
defp move_resource(
%Resource{parent_id: old_parent_id} = old_resource,
%{parent_id: _new_parent_id} = args,
additional
) do
with {:ok,
%Resource{actor_id: group_id, creator_id: creator_id, parent_id: new_parent_id} =
resource} <-
Resources.update_resource(old_resource, args),
old_parent <- Resources.get_resource(old_parent_id),
new_parent <- Resources.get_resource(new_parent_id),
{:ok, %Actor{} = group} <- Actors.get_group_by_actor_id(group_id),
%Actor{url: creator_url} <- Actors.get_actor(creator_id),
resource_as_data <-
Convertible.model_to_as(%{resource | actor: group}),
audience <- %{
"to" => [group.url],
"cc" => [],
"actor" => creator_url,
"attributedTo" => [creator_url]
},
move_data <-
make_move_data(
resource_as_data,
old_parent,
new_parent,
Map.merge(audience, additional)
) do
{:ok, resource, move_data}
else
err ->
Logger.error(inspect(err))
err
end
end
@spec accept_follow(Follower.t(), map) :: {:ok, Follower.t(), Activity.t()} | any
defp accept_follow(%Follower{} = follower, additional) do
with {:ok, %Follower{} = follower} <- Actors.update_follower(follower, %{approved: true}),
@@ -1254,138 +869,4 @@ defmodule Mobilizon.Federation.ActivityPub do
err
end
end
# Prepare and sanitize arguments for events
defp prepare_args_for_event(args) do
# If title is not set: we are not updating it
args =
if Map.has_key?(args, :title) && !is_nil(args.title),
do: Map.update(args, :title, "", &String.trim/1),
else: args
# If we've been given a description (we might not get one if updating)
# sanitize it, HTML it, and extract tags & mentions from it
args =
if Map.has_key?(args, :description) && !is_nil(args.description) do
{description, mentions, tags} =
APIUtils.make_content_html(
String.trim(args.description),
Map.get(args, :tags, []),
"text/html"
)
mentions = ConverterUtils.fetch_mentions(Map.get(args, :mentions, []) ++ mentions)
Map.merge(args, %{
description: description,
mentions: mentions,
tags: tags
})
else
args
end
# Check that we can only allow anonymous participation if our instance allows it
{_, options} =
Map.get_and_update(
Map.get(args, :options, %{anonymous_participation: false}),
:anonymous_participation,
fn value ->
{value, value && Mobilizon.Config.anonymous_participation?()}
end
)
args = Map.put(args, :options, options)
Map.update(args, :tags, [], &ConverterUtils.fetch_tags/1)
end
# Prepare and sanitize arguments for comments
defp prepare_args_for_comment(args) do
with in_reply_to_comment <-
args |> Map.get(:in_reply_to_comment_id) |> Conversations.get_comment_with_preload(),
event <- args |> Map.get(:event_id) |> handle_event_for_comment(),
args <- Map.update(args, :visibility, :public, & &1),
{text, mentions, tags} <-
APIUtils.make_content_html(
args |> Map.get(:text, "") |> String.trim(),
# Can't put additional tags on a comment
[],
"text/html"
),
tags <- ConverterUtils.fetch_tags(tags),
mentions <- Map.get(args, :mentions, []) ++ ConverterUtils.fetch_mentions(mentions),
args <-
Map.merge(args, %{
actor_id: Map.get(args, :actor_id),
text: text,
mentions: mentions,
tags: tags,
event: event,
in_reply_to_comment: in_reply_to_comment,
in_reply_to_comment_id:
if(is_nil(in_reply_to_comment), do: nil, else: Map.get(in_reply_to_comment, :id)),
origin_comment_id:
if(is_nil(in_reply_to_comment),
do: nil,
else: Comment.get_thread_id(in_reply_to_comment)
)
}) do
args
end
end
@spec handle_event_for_comment(String.t() | integer() | nil) :: Event.t() | nil
defp handle_event_for_comment(event_id) when not is_nil(event_id) do
case Events.get_event_with_preload(event_id) do
{:ok, %Event{} = event} -> event
{:error, :event_not_found} -> nil
end
end
defp handle_event_for_comment(nil), do: nil
defp prepare_args_for_group(args) do
with preferred_username <-
args |> Map.get(:preferred_username) |> HTML.strip_tags() |> String.trim(),
summary <- args |> Map.get(:summary, "") |> String.trim(),
{summary, _mentions, _tags} <-
summary |> String.trim() |> APIUtils.make_content_html([], "text/html") do
%{args | preferred_username: preferred_username, summary: summary}
end
end
defp prepare_args_for_report(args) do
with {:reporter, %Actor{} = reporter_actor} <-
{:reporter, Actors.get_actor!(args.reporter_id)},
{:reported, %Actor{} = reported_actor} <-
{:reported, Actors.get_actor!(args.reported_id)},
content <- HTML.strip_tags(args.content),
event <- Conversations.get_comment(Map.get(args, :event_id)),
{:get_report_comments, comments} <-
{:get_report_comments,
Conversations.list_comments_by_actor_and_ids(
reported_actor.id,
Map.get(args, :comments_ids, [])
)} do
Map.merge(args, %{
reporter: reporter_actor,
reported: reported_actor,
content: content,
event: event,
comments: comments
})
end
end
defp check_for_actor_key_rotation(%Actor{} = actor) do
if Actors.should_rotate_actor_key(actor) do
Actors.schedule_key_rotation(
actor,
Application.get_env(:mobilizon, :activitypub)[:actor_key_rotation_delay]
)
end
:ok
end
end