Added mix commands to manage users and view actors

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

CHANGELOG.md

@@ -24,7 +24,8 @@ In order to move participant stats to the event table for existing events, you n
 - Make tags clickable, redirecting to search
 - Add a different welcome message when coming from registration
 - Link to participation page from event page when you are an organizer
-- Added a warning on login that everything is deleted regularily
+- Added mix commands to manage users and view actors
+- Added a warning on login that everything is deleted regularly
 - Updated Occitan translations (Quentin)
 - Updated French translations (Gavy, Zilverspar, ty kayn)
 - Updated Swedish translations (Anton Strömkvist)

lib/mix/tasks/mobilizon/actors/show.ex

@@ -0,0 +1,34 @@
+defmodule Mix.Tasks.Mobilizon.Actors.Show do
+  @moduledoc """
+  Task to display an actor details
+  """
+  use Mix.Task
+  alias Mobilizon.Actors
+  alias Mobilizon.Actors.Actor
+
+  @shortdoc "Show a Mobilizon user details"
+
+  @impl Mix.Task
+  def run([preferred_username]) do
+    Mix.Task.run("app.start")
+
+    case {:actor, Actors.get_actor_by_name_with_preload(preferred_username)} do
+      {:actor, %Actor{} = actor} ->
+        Mix.shell().info("""
+        Informations for the actor #{actor.preferred_username}:
+          - Type: #{actor.type}
+          - Domain: #{if is_nil(actor.domain), do: "Local", else: actor.domain}
+          - Name: #{actor.name}
+          - Summary: #{actor.summary}
+          - User: #{if is_nil(actor.user), do: "Remote", else: actor.user.email}
+        """)
+
+      {:actor, nil} ->
+        Mix.raise("Error: No such actor")
+    end
+  end
+
+  def run(_) do
+    Mix.raise("mobilizon.actors.show requires an username as argument")
+  end
+end

lib/mix/tasks/mobilizon/users.ex

@@ -0,0 +1,14 @@
+defmodule Mix.Tasks.Mobilizon.Users do
+  @moduledoc """
+  Tasks to manage users
+  """
+  use Mix.Task
+
+  @shortdoc "Manages Mobilizon users"
+
+  @impl Mix.Task
+  def run(_) do
+    Mix.shell().info("\nAvailable tasks:")
+    Mix.Tasks.Help.run(["--search", "mobilizon.users."])
+  end
+end

lib/mix/tasks/mobilizon/users/delete.ex

@@ -0,0 +1,47 @@
+defmodule Mix.Tasks.Mobilizon.Users.Delete do
+  @moduledoc """
+  Task to delete a user
+  """
+  use Mix.Task
+  alias Mobilizon.Users
+  alias Mobilizon.Users.User
+
+  @shortdoc "Deletes a Mobilizon user"
+
+  @impl Mix.Task
+  def run([email | rest]) do
+    {options, [], []} =
+      OptionParser.parse(
+        rest,
+        strict: [
+          assume_yes: :boolean
+        ],
+        aliases: [
+          y: :assume_yes
+        ]
+      )
+
+    assume_yes? = Keyword.get(options, :assume_yes, false)
+
+    Mix.Task.run("app.start")
+
+    with {:ok, %User{} = user} <- Users.get_user_by_email(email),
+         true <- assume_yes? or Mix.shell().yes?("Continue with deleting user #{user.email}?"),
+         {:ok, %User{} = user} <-
+           Users.delete_user(user) do
+      Mix.shell().info("""
+      The user #{user.email} has been deleted
+      """)
+    else
+      {:error, :user_not_found} ->
+        Mix.raise("Error: No such user")
+
+      _ ->
+        Mix.raise("User has not been deleted.")
+    end
+  end
+
+  def run(_) do
+    Mix.raise("mobilizon.users.delete requires an email as argument")
+  end
+end

lib/mix/tasks/mobilizon/users/modify.ex

@@ -0,0 +1,102 @@
+defmodule Mix.Tasks.Mobilizon.Users.Modify do
+  @moduledoc """
+  Task to modify an existing Mobilizon user
+  """
+  use Mix.Task
+  alias Mobilizon.Users
+  alias Mobilizon.Users.User
+
+  @shortdoc "Modify a Mobilizon user"
+
+  @impl Mix.Task
+  def run([email | rest]) do
+    {options, [], []} =
+      OptionParser.parse(
+        rest,
+        strict: [
+          email: :string,
+          disable: :boolean,
+          enable: :boolean,
+          user: :boolean,
+          moderator: :boolean,
+          admin: :boolean
+        ]
+      )
+
+    user? = Keyword.get(options, :user, false)
+    moderator? = Keyword.get(options, :moderator, false)
+    admin? = Keyword.get(options, :admin, false)
+    disable? = Keyword.get(options, :disable, false)
+    enable? = Keyword.get(options, :enable, false)
+    new_email = Keyword.get(options, :email)
+
+    if disable? && enable? do
+      Mix.raise("Can't use both --enabled and --disable options at the same time.")
+    end
+
+    Mix.Task.run("app.start")
+
+    with {:ok, %User{} = user} <- Users.get_user_by_email(email),
+         attrs <- %{},
+         role <- calculate_role(admin?, moderator?, user?),
+         attrs <- process_new_value(attrs, :mail, new_email, user.email),
+         attrs <- process_new_value(attrs, :role, role, user.role),
+         attrs <-
+           if(disable? && !is_nil(user.confirmed_at),
+             do: Map.put(attrs, :confirmed_at, nil),
+             else: attrs
+           ),
+         attrs <-
+           if(enable? && is_nil(user.confirmed_at),
+             do: Map.put(attrs, :confirmed_at, DateTime.utc_now()),
+             else: attrs
+           ),
+         {:makes_changes, true} <- {:makes_changes, attrs != %{}},
+         {:ok, %User{} = user} <- Users.update_user(user, attrs) do
+      Mix.shell().info("""
+      An user has been modified with the following information:
+        - email: #{user.email}
+        - Role: #{user.role}
+        - Activated: #{if user.confirmed_at, do: user.confirmed_at, else: "False"}
+      """)
+    else
+      {:makes_changes, false} ->
+        Mix.shell().info("No change has been made")
+
+      {:error, :user_not_found} ->
+        Mix.raise("Error: No such user")
+
+      {:error, %Ecto.Changeset{errors: errors}} ->
+        Mix.shell().error(inspect(errors))
+        Mix.raise("User has not been modified because of the above reason.")
+
+      err ->
+        Mix.shell().error(inspect(err))
+        Mix.raise("User has not been modified because of an unknown reason.")
+    end
+  end
+
+  def run(_) do
+    Mix.raise("mobilizon.users.new requires an email as argument")
+  end
+
+  @spec process_new_value(map(), atom(), any(), any()) :: map()
+  defp process_new_value(attrs, attribute, new_value, old_value) do
+    if !is_nil(new_value) && new_value != old_value do
+      Map.put(attrs, attribute, new_value)
+    else
+      attrs
+    end
+  end
+
+  @spec calculate_role(boolean(), boolean(), boolean()) ::
+          :administrator | :moderator | :user | nil
+  defp calculate_role(admin?, moderator?, user?) do
+    cond do
+      admin? -> :administrator
+      moderator? -> :moderator
+      user? -> :user
+      true -> nil
+    end
+  end
+end

lib/mix/tasks/mobilizon/users/new.ex

@@ -0,0 +1,75 @@
+defmodule Mix.Tasks.Mobilizon.Users.New do
+  @moduledoc """
+  Task to create a new user
+  """
+  use Mix.Task
+  alias Mobilizon.Users
+  alias Mobilizon.Users.User
+
+  @shortdoc "Manages Mobilizon users"
+
+  @impl Mix.Task
+  def run([email | rest]) do
+    {options, [], []} =
+      OptionParser.parse(
+        rest,
+        strict: [
+          password: :string,
+          moderator: :boolean,
+          admin: :boolean
+        ],
+        aliases: [
+          p: :password
+        ]
+      )
+
+    moderator? = Keyword.get(options, :moderator, false)
+    admin? = Keyword.get(options, :admin, false)
+
+    role =
+      cond do
+        admin? -> :administrator
+        moderator? -> :moderator
+        true -> :user
+      end
+
+    password =
+      Keyword.get(
+        options,
+        :password,
+        :crypto.strong_rand_bytes(16) |> Base.encode64() |> binary_part(0, 16)
+      )
+
+    Mix.Task.run("app.start")
+
+    case Users.register(%{
+           email: email,
+           password: password,
+           role: role,
+           confirmed_at: DateTime.utc_now(),
+           confirmation_sent_at: nil,
+           confirmation_token: nil
+         }) do
+      {:ok, %User{} = user} ->
+        Mix.shell().info("""
+        An user has been created with the following information:
+          - email: #{user.email}
+          - password: #{password}
+          - Role: #{user.role}
+        The user will be prompted to create a new profile after login for the first time.
+        """)
+
+      {:error, %Ecto.Changeset{errors: errors}} ->
+        Mix.shell().error(inspect(errors))
+        Mix.raise("User has not been created because of the above reason.")
+
+      err ->
+        Mix.shell().error(inspect(err))
+        Mix.raise("User has not been created because of an unknown reason.")
+    end
+  end
+
+  def run(_) do
+    Mix.raise("mobilizon.users.new requires an email as argument")
+  end
+end

lib/mix/tasks/mobilizon/users/show.ex

@@ -0,0 +1,48 @@
+defmodule Mix.Tasks.Mobilizon.Users.Show do
+  @moduledoc """
+  Task to display an user details
+  """
+  use Mix.Task
+  alias Mobilizon.Users
+  alias Mobilizon.Users.User
+  alias Mobilizon.Actors.Actor
+
+  @shortdoc "Show a Mobilizon user details"
+
+  @impl Mix.Task
+  def run([email]) do
+    Mix.Task.run("app.start")
+
+    with {:ok, %User{} = user} <- Users.get_user_by_email(email),
+         actors <- Users.get_actors_for_user(user) do
+      Mix.shell().info("""
+      Informations for the user #{user.email}:
+        - Activated: #{user.confirmed_at}
+        - Role: #{user.role}
+        #{display_actors(actors)}
+      """)
+    else
+      {:error, :user_not_found} ->
+        Mix.raise("Error: No such user")
+    end
+  end
+
+  def run(_) do
+    Mix.raise("mobilizon.users.show requires an email as argument")
+  end
+
+  defp display_actors([]), do: ""
+
+  defp display_actors(actors) do
+    """
+    Identities (#{length(actors)}):
+    #{actors |> Enum.map(&display_actor/1) |> Enum.join("")}
+    """
+  end
+
+  defp display_actor(%Actor{} = actor) do
+    """
+        - @#{actor.preferred_username} / #{actor.name}
+    """
+  end
+end

lib/mobilizon/actors/actors.ex

@@ -156,7 +156,7 @@ defmodule Mobilizon.Actors do
   def get_actor_by_name_with_preload(name, type \\ nil) do
     name
     |> get_actor_by_name(type)
-    |> Repo.preload(:organized_events)
+    |> Repo.preload([:organized_events, :user])
   end
 
   @doc """

lib/mobilizon/users/user.ex

@@ -137,7 +137,7 @@ defmodule Mobilizon.Users.User do
   end
 
   @doc """
-  Checks whether an user is confirmed. 
+  Checks whether an user is confirmed.
   """
   @spec is_confirmed(t) :: boolean
   def is_confirmed(%__MODULE__{confirmed_at: nil}), do: false
@@ -154,20 +154,22 @@ defmodule Mobilizon.Users.User do
   end
 
   @spec save_confirmation_token(Ecto.Changeset.t()) :: Ecto.Changeset.t()
-  defp save_confirmation_token(%Ecto.Changeset{} = changeset) do
-    case changeset do
-      %Ecto.Changeset{valid?: true, changes: %{email: _email}} ->
-        now = DateTime.utc_now()
-
+  defp save_confirmation_token(
+         %Ecto.Changeset{valid?: true, changes: %{email: _email}} = changeset
+       ) do
+    case fetch_change(changeset, :confirmed_at) do
+      :error ->
         changeset
         |> put_change(:confirmation_token, Crypto.random_string(@confirmation_token_length))
-        |> put_change(:confirmation_sent_at, DateTime.truncate(now, :second))
+        |> put_change(:confirmation_sent_at, DateTime.utc_now() |> DateTime.truncate(:second))
 
       _ ->
         changeset
     end
   end
 
+  defp save_confirmation_token(%Ecto.Changeset{} = changeset), do: changeset
+
   @spec validate_email(Ecto.Changeset.t()) :: Ecto.Changeset.t()
   defp validate_email(%Ecto.Changeset{} = changeset) do
     changeset = validate_length(changeset, :email, min: 3, max: 250)

test/tasks/actors_test.exs

@@ -0,0 +1,52 @@
+defmodule Mix.Tasks.Mobilizon.ActorsTest do
+  use Mobilizon.DataCase
+
+  alias Mobilizon.Actors.Actor
+  alias Mix.Tasks.Mobilizon.Actors.Show
+  import Mobilizon.Factory
+
+  Mix.shell(Mix.Shell.Process)
+
+  @username "someone"
+  @domain "somewhere.tld"
+
+  describe "show actor" do
+    test "show existing local actor" do
+      %Actor{} = actor = insert(:actor, preferred_username: @username)
+
+      output = """
+      Informations for the actor #{@username}:
+        - Type: Person
+        - Domain: Local
+        - Name: #{actor.name}
+        - Summary: #{actor.summary}
+        - User: #{actor.user.email}
+      """
+
+      Show.run([@username])
+      assert_received {:mix_shell, :info, [output_received]}
+      assert output_received == output
+    end
+
+    test "show existing remote actor" do
+      %Actor{} = actor = insert(:actor, preferred_username: @username, user: nil, domain: @domain)
+
+      output = """
+      Informations for the actor #{@username}:
+        - Type: Person
+        - Domain: #{@domain}
+        - Name: #{actor.name}
+        - Summary: #{actor.summary}
+        - User: Remote
+      """
+
+      Show.run(["#{@username}@#{@domain}"])
+      assert_received {:mix_shell, :info, [output_received]}
+      assert output_received == output
+    end
+
+    test "show non-existing actor" do
+      assert_raise Mix.Error, "Error: No such actor", fn -> Show.run([@username]) end
+    end
+  end
+end

test/tasks/users_test.exs

@@ -0,0 +1,158 @@
+defmodule Mix.Tasks.Mobilizon.UsersTest do
+  use Mobilizon.DataCase
+
+  alias Mobilizon.Users
+  alias Mobilizon.Users.User
+  alias Mix.Tasks.Mobilizon.Users.{New, Delete, Show, Modify}
+  import Mobilizon.Factory
+
+  Mix.shell(Mix.Shell.Process)
+
+  @email "test@email.tld"
+  describe "create user" do
+    test "create with no options" do
+      New.run([@email])
+
+      assert {:ok, %User{email: email, role: role, confirmed_at: confirmed_at}} =
+               Users.get_user_by_email(@email)
+
+      assert email == @email
+      assert role == :user
+      refute is_nil(confirmed_at)
+    end
+
+    test "create a moderator" do
+      New.run([@email, "--moderator"])
+
+      assert {:ok, %User{email: email, role: role}} = Users.get_user_by_email(@email)
+      assert email == @email
+      assert role == :moderator
+    end
+
+    test "create an administrator" do
+      New.run([@email, "--admin"])
+
+      assert {:ok, %User{email: email, role: role}} = Users.get_user_by_email(@email)
+      assert email == @email
+      assert role == :administrator
+    end
+
+    test "create with already used email" do
+      insert(:user, email: @email)
+
+      assert_raise Mix.Error, "User has not been created because of the above reason.", fn ->
+        New.run([@email])
+      end
+    end
+  end
+
+  describe "delete user" do
+    test "delete existing user" do
+      insert(:user, email: @email)
+      Delete.run([@email, "-y"])
+      assert {:error, :user_not_found} == Users.get_user_by_email(@email)
+    end
+
+    test "delete non-existing user" do
+      assert_raise Mix.Error, "Error: No such user", fn -> Delete.run([@email, "-y"]) end
+    end
+  end
+
+  describe "show user" do
+    test "show existing user" do
+      %User{confirmed_at: confirmed_at, role: role} = user = insert(:user, email: @email)
+      actor1 = insert(:actor, user: user)
+      actor2 = insert(:actor, user: user)
+
+      output =
+        "Informations for the user #{@email}:\n  - Activated: #{confirmed_at}\n  - Role: #{role}\n  Identities (2):\n    - @#{
+          actor1.preferred_username
+        } / \n    - @#{actor2.preferred_username} / \n\n\n"
+
+      Show.run([@email])
+      assert_received {:mix_shell, :info, [output_received]}
+      assert output_received == output
+    end
+
+    test "show non-existing user" do
+      assert_raise Mix.Error, "Error: No such user", fn -> Show.run([@email]) end
+    end
+  end
+
+  describe "modify user" do
+    test "modify existing user without any changes" do
+      insert(:user, email: @email)
+
+      Modify.run([@email])
+      assert_received {:mix_shell, :info, [output_received]}
+      assert output_received == "No change has been made"
+    end
+
+    test "promote an user to moderator" do
+      insert(:user, email: @email)
+
+      Modify.run([@email, "--moderator"])
+      assert {:ok, %User{role: role}} = Users.get_user_by_email(@email)
+      assert role == :moderator
+    end
+
+    test "promote an user to administrator" do
+      insert(:user, email: @email)
+
+      Modify.run([@email, "--admin"])
+      assert {:ok, %User{role: role}} = Users.get_user_by_email(@email)
+      assert role == :administrator
+
+      Modify.run([@email, "--user"])
+      assert {:ok, %User{role: role}} = Users.get_user_by_email(@email)
+      assert role == :user
+    end
+
+    test "disable and enable an user" do
+      user = insert(:user, email: @email)
+
+      Modify.run([@email, "--disable"])
+      assert_received {:mix_shell, :info, [output_received]}
+
+      assert output_received ==
+               "An user has been modified with the following information:\n  - email: #{
+                 user.email
+               }\n  - Role: #{user.role}\n  - Activated: False\n"
+
+      assert {:ok, %User{email: email, confirmed_at: confirmed_at}} =
+               Users.get_user_by_email(@email)
+
+      assert is_nil(confirmed_at)
+
+      Modify.run([@email, "--enable"])
+      assert_received {:mix_shell, :info, [output_received]}
+
+      assert {:ok, %User{email: email, confirmed_at: confirmed_at}} =
+               Users.get_user_by_email(@email)
+
+      assert output_received ==
+               "An user has been modified with the following information:\n  - email: #{
+                 user.email
+               }\n  - Role: #{user.role}\n  - Activated: #{confirmed_at}\n"
+
+      refute is_nil(confirmed_at)
+
+      Modify.run([@email, "--enable"])
+
+      assert {:ok, %User{email: email, confirmed_at: confirmed_at}} =
+               Users.get_user_by_email(@email)
+
+      refute is_nil(confirmed_at)
+      assert_received {:mix_shell, :info, [output_received]}
+      assert output_received == "No change has been made"
+    end
+
+    test "enable and disable at the same time" do
+      assert_raise Mix.Error,
+                   "Can't use both --enabled and --disable options at the same time.",
+                   fn ->
+                     Modify.run([@email, "--disable", "--enable"])
+                   end
+    end
+  end
+end