akkoma/lib/pleroma/emails/user_email.ex

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# Pleroma: A lightweight social networking server
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# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Emails.UserEmail do
@moduledoc "User emails"
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use Phoenix.Swoosh, view: Pleroma.Web.EmailView, layout: {Pleroma.Web.LayoutView, :email}
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alias Pleroma.Web.Endpoint
alias Pleroma.Web.Router
defp instance_config, do: Pleroma.Config.get(:instance)
defp instance_name, do: instance_config()[:name]
defp sender do
email = Keyword.get(instance_config(), :notify_email, instance_config()[:email])
{instance_name(), email}
end
defp recipient(email, nil), do: email
defp recipient(email, name), do: {name, email}
defp recipient(%Pleroma.User{} = user), do: recipient(user.email, user.name)
def password_reset_email(user, password_reset_token) when is_binary(password_reset_token) do
password_reset_url =
Router.Helpers.util_url(
Endpoint,
:show_password_reset,
password_reset_token
)
html_body = """
<h3>Reset your password at #{instance_name()}</h3>
<p>Someone has requested password change for your account at #{instance_name()}.</p>
<p>If it was you, visit the following link to proceed: <a href="#{password_reset_url}">reset password</a>.</p>
<p>If it was someone else, nothing to worry about: your data is secure and your password has not been changed.</p>
"""
new()
|> to(recipient(user))
|> from(sender())
|> subject("Password reset")
|> html_body(html_body)
end
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def user_invitation_email(
user,
%Pleroma.UserInviteToken{} = user_invite_token,
to_email,
to_name \\ nil
) do
registration_url =
Router.Helpers.redirect_url(
Endpoint,
:registration_page,
user_invite_token.token
)
html_body = """
<h3>You are invited to #{instance_name()}</h3>
<p>#{user.name} invites you to join #{instance_name()}, an instance of Pleroma federated social networking platform.</p>
<p>Click the following link to register: <a href="#{registration_url}">accept invitation</a>.</p>
"""
new()
|> to(recipient(to_email, to_name))
|> from(sender())
|> subject("Invitation to #{instance_name()}")
|> html_body(html_body)
end
def account_confirmation_email(user) do
confirmation_url =
Router.Helpers.confirm_email_url(
Endpoint,
:confirm_email,
user.id,
to_string(user.info.confirmation_token)
)
html_body = """
<h3>Welcome to #{instance_name()}!</h3>
<p>Email confirmation is required to activate the account.</p>
<p>Click the following link to proceed: <a href="#{confirmation_url}">activate your account</a>.</p>
"""
new()
|> to(recipient(user))
|> from(sender())
|> subject("#{instance_name()} account confirmation")
|> html_body(html_body)
end
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@doc """
Email used in digest email notifications
Includes Mentions and New Followers data
If there are no mentions (even when new followers exist), the function will return nil
"""
@spec digest_email(Pleroma.User.t()) :: Swoosh.Email.t() | nil
def digest_email(user) do
new_notifications =
Pleroma.Notification.for_user_since(user, user.last_digest_emailed_at)
|> Enum.reduce(%{followers: [], mentions: []}, fn
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%{activity: %{data: %{"type" => "Create"}, actor: actor} = activity} = notification,
acc ->
new_mention = %{
data: notification,
object: Pleroma.Object.normalize(activity),
from: Pleroma.User.get_by_ap_id(actor)
}
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%{acc | mentions: [new_mention | acc.mentions]}
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%{activity: %{data: %{"type" => "Follow"}, actor: actor} = activity} = notification,
acc ->
new_follower = %{
data: notification,
object: Pleroma.Object.normalize(activity),
from: Pleroma.User.get_by_ap_id(actor)
}
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%{acc | followers: [new_follower | acc.followers]}
_, acc ->
acc
end)
with [_ | _] = mentions <- new_notifications.mentions do
html_data = %{
instance: instance_name(),
user: user,
mentions: mentions,
followers: new_notifications.followers,
unsubscribe_link: unsubscribe_url(user, "digest")
}
new()
|> to(recipient(user))
|> from(sender())
|> subject("Your digest from #{instance_name()}")
|> render_body("digest.html", html_data)
else
_ ->
nil
end
end
@doc """
Generate unsubscribe link for given user and notifications type.
The link contains JWT token with the data, and subscription can be modified without
authorization.
"""
@spec unsubscribe_url(Pleroma.User.t(), String.t()) :: String.t()
def unsubscribe_url(user, notifications_type) do
token =
%{"sub" => user.id, "act" => %{"unsubscribe" => notifications_type}, "exp" => false}
|> Pleroma.JWT.generate_and_sign!()
|> Base.encode64()
Router.Helpers.subscription_url(Pleroma.Web.Endpoint, :unsubscribe, token)
end
end