mastodon/app/mailers/notification_mailer.rb

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# frozen_string_literal: true
class NotificationMailer < ApplicationMailer
helper :accounts,
:statuses,
:routing
before_action :process_params
with_options only: %i(mention favourite reblog) do
before_action :set_status
after_action :thread_by_conversation!
end
before_action :set_account, only: [:follow, :favourite, :reblog, :follow_request]
after_action :set_list_headers!
before_deliver :verify_functional_user
default to: -> { email_address_with_name(@user.email, @me.username) }
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layout 'mailer'
def mention
return if @status.blank?
locale_for_account(@me) do
mail subject: default_i18n_subject(name: @status.account.acct)
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end
end
def follow
locale_for_account(@me) do
mail subject: default_i18n_subject(name: @account.acct)
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end
end
def favourite
return if @status.blank?
locale_for_account(@me) do
mail subject: default_i18n_subject(name: @account.acct)
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end
end
def reblog
return if @status.blank?
locale_for_account(@me) do
mail subject: default_i18n_subject(name: @account.acct)
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end
end
def follow_request
locale_for_account(@me) do
mail subject: default_i18n_subject(name: @account.acct)
end
end
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private
def process_params
@notification = params[:notification]
@me = params[:recipient]
@user = @me.user
@type = action_name
@unsubscribe_url = unsubscribe_url(token: @user.to_sgid(for: 'unsubscribe').to_s, type: @type)
end
def set_status
@status = @notification.target_status
end
def set_account
@account = @notification.from_account
end
def verify_functional_user
throw(:abort) unless @user.functional?
end
def set_list_headers!
headers(
'List-ID' => "<#{@type}.#{@me.username}.#{Rails.configuration.x.local_domain}>",
'List-Unsubscribe-Post' => 'List-Unsubscribe=One-Click',
'List-Unsubscribe' => "<#{@unsubscribe_url}>"
)
end
def thread_by_conversation!
return if @status&.conversation.nil?
conversation_message_id = "<conversation-#{@status.conversation.id}.#{@status.conversation.created_at.to_date}@#{Rails.configuration.x.local_domain}>"
headers(
'In-Reply-To' => conversation_message_id,
'References' => conversation_message_id
)
end
end