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