+# == Schema Information
+#
+# Table name: messages
+#
+# id :bigint(8) not null, primary key
+# from_user_id :bigint(8) not null
+# title :string not null
+# body :text not null
+# sent_on :datetime not null
+# message_read :boolean default(FALSE), not null
+# to_user_id :bigint(8) not null
+# to_user_visible :boolean default(TRUE), not null
+# from_user_visible :boolean default(TRUE), not null
+# body_format :enum default("markdown"), not null
+# muted :boolean default(FALSE), not null
+#
+# Indexes
+#
+# messages_from_user_id_idx (from_user_id)
+# messages_to_user_id_idx (to_user_id)
+#
+# Foreign Keys
+#
+# messages_from_user_id_fkey (from_user_id => users.id)
+# messages_to_user_id_fkey (to_user_id => users.id)
+#
+
+class Message < ApplicationRecord
+ belongs_to :sender, :class_name => "User", :foreign_key => :from_user_id
+ belongs_to :recipient, :class_name => "User", :foreign_key => :to_user_id
+
+ validates :title, :presence => true, :utf8 => true, :length => 1..255
+ validates :body, :sent_on, :presence => true
+ validates :title, :body, :characters => true
+
+ scope :muted, -> { where(:muted => true) }
+
+ before_create :set_muted
+
+ 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? && mail.sub_type == "html"
+ body = HTMLEntities.new.decode(Sanitize.clean(mail.decoded))
+ else
+ body = mail.decoded
+ end
+
+ Message.new(
+ :sender => from,
+ :recipient => to,
+ :sent_on => mail.date.new_offset(0),
+ :title => mail.subject.sub(/\[OpenStreetMap\] */, ""),
+ :body => body,
+ :body_format => "text"
+ )
+ end
+
+ def body
+ RichText.new(self[:body_format], self[:body])
+ end
+
+ def notification_token
+ sha256 = Digest::SHA256.new
+ sha256 << Rails.application.key_generator.generate_key("openstreetmap/message")
+ sha256 << id.to_s
+ Base64.urlsafe_encode64(sha256.digest)[0, 8]
+ end
+
+ def notify_recipient?
+ !muted?
+ end
+
+ def unmute
+ update(:muted => false)
+ end
+
+ private
+
+ def set_muted
+ self.muted ||= UserMute.active?(:owner => recipient, :subject => sender)
+ end