foodsoft/app/models/message.rb

88 lines
2.4 KiB
Ruby

class Message < ActiveRecord::Base
belongs_to :sender, :class_name => "User", :foreign_key => "sender_id"
serialize :recipients_ids, Array
attr_accessor :sent_to_all, :group_id, :recipient_tokens
scope :pending, where(:email_state => 0)
scope :sent, where(:email_state => 1)
scope :public, where(:private => false)
# Values for the email_state attribute: :none, :pending, :sent, :failed
EMAIL_STATE = {
:pending => 0,
:sent => 1,
:failed => 2
}
validates_presence_of :recipients_ids, :subject, :body
validates_length_of :subject, :in => 1..255
validates_inclusion_of :email_state, :in => EMAIL_STATE.values
before_validation :clean_up_recipient_ids, :on => :create
def self.deliver(message_id)
find(message_id).deliver
end
def clean_up_recipient_ids
self.recipients_ids = recipients_ids.uniq.reject { |id| id.blank? } unless recipients_ids.nil?
self.recipients_ids = User.all.collect(&:id) if sent_to_all == "1"
end
def add_recipients(users)
self.recipients_ids = [] if recipients_ids.blank?
self.recipients_ids += users.collect(&:id) unless users.blank?
end
def group_id=(group_id)
@group_id = group_id
add_recipients Group.find(group_id).users unless group_id.blank?
end
def recipient_tokens=(ids)
@recipient_tokens = ids
add_recipients ids.split(",").collect { |id| User.find(id) }
end
def reply_to=(message_id)
message = Message.find(message_id)
add_recipients([message.sender])
self.subject = "Re: #{message.subject}"
self.body = "#{message.sender.nick} schrieb am #{I18n.l(message.created_at, :format => :short)}:\n"
message.body.each_line{ |l| self.body += "> #{l}" }
end
def mail_to=(user_id)
user = User.find(user_id)
add_recipients([user])
end
# Returns true if this message is a system message, i.e. was sent automatically by the FoodSoft itself.
def system_message?
self.sender_id.nil?
end
def sender_name
system_message? ? 'Foodsoft' : sender.nick rescue "??"
end
def recipients
User.find(recipients_ids)
end
def deliver
for user in recipients
if user.receive_email?
begin
Mailer.foodsoft_message(self, user).deliver
rescue
Rails.logger.warn "Deliver failed for #{user.nick}: #{user.email}"
end
end
end
update_attribute(:email_state, 1)
end
end