+require 'validators'
+
class Message < ActiveRecord::Base
+ belongs_to :sender, :class_name => "User", :foreign_key => :from_user_id
+ belongs_to :recipient, :class_name => "User", :foreign_key => :to_user_id
+
+ validates_presence_of :title, :body, :sent_on, :sender, :recipient
+ validates_length_of :title, :within => 1..255
+ validates_inclusion_of :message_read, :in => [ true, false ]
+ validates_as_utf8 :title
+
+ attr_accessible :title, :body
+
+ after_initialize :set_defaults
+
+ def self.from_mail(mail, from, to)
+ if mail.multipart?
+ if mail.text_part
+ body = mail.text_part.decoded
+ elsif mail.html_part
+ body = HTMLEntities.new.decode(Sanitize.clean(mail.html_part.decoded))
+ end
+ elsif mail.text? and mail.sub_type == "html"
+ body = HTMLEntities.new.decode(Sanitize.clean(mail.decoded))
+ else
+ body = mail.decoded
+ end
+
+ message = Message.new({
+ :sender => from,
+ :recipient => to,
+ :sent_on => mail.date.new_offset(0),
+ :title => mail.subject.sub(/\[OpenStreetMap\] */, ""),
+ :body => body,
+ :body_format => "text"
+ }, :without_protection => true)
+ end
+
+ def body
+ RichText.new(read_attribute(:body_format), read_attribute(:body))
+ end
+
+ def digest
+ md5 = Digest::MD5.new
+ md5 << from_user_id.to_s
+ md5 << to_user_id.to_s
+ md5 << sent_on.xmlschema
+ md5 << title
+ md5 << body
+ md5.hexdigest
+ end
+
+private
+
+ def set_defaults
+ self.body_format = "markdown" unless self.attribute_present?(:body_format)
+ end
end