debianize-mobilizon/lib/mix/tasks/mobilizon/actors/delete.ex

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defmodule Mix.Tasks.Mobilizon.Actors.Delete do
@moduledoc """
Task to delete an actor
"""
use Mix.Task
alias Mobilizon.{Actors, Users}
alias Mobilizon.Actors.Actor
alias Mobilizon.Service.ActorSuspension
alias Mobilizon.Users.User
import Mix.Tasks.Mobilizon.Common
@shortdoc "Deletes a Mobilizon person or a group"
@impl Mix.Task
def run([federated_username | rest]) do
{options, [], []} =
OptionParser.parse(
rest,
strict: [
assume_yes: :boolean,
keep_username: :boolean
],
aliases: [
y: :assume_yes,
k: :keep_username
]
)
assume_yes? = Keyword.get(options, :assume_yes, false)
keep_username? = Keyword.get(options, :keep_username, false)
start_mobilizon()
# To make sure we can delete actors created by mistake with "@" in their username
case Actors.get_local_actor_by_name(federated_username) ||
Actors.get_actor_by_name(federated_username) do
%Actor{preferred_username: username, domain: nil} when username in ["relay", "anonymous"] ->
shell_error("This actor can't be deleted.")
%Actor{} = actor ->
if check_everything(actor, assume_yes?) do
ActorSuspension.suspend_actor(actor,
reserve_username: keep_username?,
suspension: false
)
display_name = Actor.display_name_and_username(actor)
shell_info("""
The actor #{display_name} has been deleted
""")
else
shell_error("Actor has not been deleted.")
end
nil ->
shell_error("No actor found with this username")
end
end
def run(_) do
shell_error(
"mobilizon.actors.delete requires an username or a federated username as argument"
)
end
@spec check_everything(Actor.t(), boolean()) :: boolean()
defp check_everything(%Actor{} = actor, assume_yes?) do
display_name = Actor.display_name_and_username(actor)
(assume_yes? or
shell_yes?(
"All content by this profile or group will be deleted. Continue with deleting #{display_name}?"
)) and
check_actor(actor, assume_yes?)
end
@spec check_actor(Actor.t(), boolean()) :: boolean()
defp check_actor(%Actor{type: :Group} = group, assume_yes?) do
display_name = Actor.display_name_and_username(group)
nb_members = Actors.count_members_for_group(group)
nb_followers = Actors.count_followers_for_actor(group)
if nb_followers + nb_members > 0 do
shell_info("Group members will be notified of the group deletion.")
assume_yes? or
shell_yes?(
"Group #{display_name} has #{nb_members} members and #{nb_followers} followers. Continue deleting?"
)
else
true
end
end
defp check_actor(%Actor{type: :Person, domain: nil, user_id: user_id} = profile, assume_yes?)
when not is_nil(user_id) do
%User{actors: actors, email: email} = Users.get_user_with_actors!(profile.user_id)
if length(actors) == 1 do
assume_yes? or
shell_yes?(
"This profile is the only one user #{email} has. Mobilizon will invite the user to create a new profile on their next login. If you want to remove the whole user account, use the `mobilizon.users.delete` command. Continue deleting?"
)
else
true
end
end
defp check_actor(%Actor{} = _actor, assume_yes?), do: assume_yes?
end