1 class User < ActiveRecord::Base
5 has_many :diary_entries, :order => 'created_at DESC'
6 has_many :messages, :foreign_key => :to_user_id, :order => 'sent_on DESC'
7 has_many :new_messages, :class_name => "Message", :foreign_key => :to_user_id, :conditions => "message_read = 0", :order => 'sent_on DESC'
9 has_many :tokens, :class_name => "UserToken"
10 has_many :preferences, :class_name => "UserPreference"
12 validates_confirmation_of :pass_crypt, :message => 'Password must match the confirmation password'
13 validates_uniqueness_of :display_name, :allow_nil => true
14 validates_uniqueness_of :email
15 validates_length_of :pass_crypt, :minimum => 8
16 validates_length_of :display_name, :minimum => 3, :allow_nil => true
17 validates_format_of :email, :with => /^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/i
18 validates_format_of :display_name, :with => /^[^\/;.,?]*$/
20 before_save :encrypt_password
23 self.creation_time = Time.now if self.creation_time.nil?
27 if pass_crypt_confirmation
28 self.pass_salt = OSM::make_token(8)
29 self.pass_crypt = OSM::encrypt_password(pass_crypt, pass_salt)
33 def self.authenticate(options)
34 if options[:username] and options[:password]
35 user = find(:first, :conditions => ["email = ? OR display_name = ?", options[:username], options[:username]])
36 user = nil if user and user.pass_crypt != OSM::encrypt_password(options[:password], user.pass_salt)
38 token = UserToken.find(:first, :include => :user, :conditions => ["user_tokens.token = ?", options[:token]])
39 user = token.user if token
43 user = nil unless user.active? or options[:inactive]
46 token.update_attribute(:expiry, 1.week.from_now) if token and user
52 doc = OSM::API.new.get_xml_doc
53 doc.root << to_xml_node()
58 el1 = XML::Node.new 'user'
59 el1['display_name'] = self.display_name.to_s
60 el1['account_created'] = self.creation_time.xmlschema
61 if self.home_lat and self.home_lon
62 home = XML::Node.new 'home'
63 home['lat'] = self.home_lat.to_s
64 home['lon'] = self.home_lon.to_s
65 home['zoom'] = self.home_zoom.to_s
71 def nearby(radius = 50)
72 if self.home_lon and self.home_lat
73 gc = OSM::GreatCircle.new(self.home_lat, self.home_lon)
74 bounds = gc.bounds(radius)
75 nearby = User.find(:all, :conditions => "home_lat between #{bounds[:minlat]} and #{bounds[:maxlat]} and home_lon between #{bounds[:minlon]} and #{bounds[:maxlon]} and data_public = 1 and id != #{self.id}")
76 nearby.delete_if { |u| gc.distance(u.home_lat, u.home_lon) > radius }
77 nearby.sort! { |u1,u2| gc.distance(u1.home_lat, u1.home_lon) <=> gc.distance(u2.home_lat, u2.home_lon) }
84 def distance(nearby_user)
85 return OSM::GreatCircle.new(self.home_lat, self.home_lon).distance(nearby_user.home_lat, nearby_user.home_lon)
88 def is_friends_with?(new_friend)
90 @new_friend = new_friend
91 self.friends.each do |friend|
92 if friend.user_id == @new_friend.user_id