1 class User < ActiveRecord::Base
4 has_many :traces, :conditions => { :visible => true }
5 has_many :diary_entries, :order => 'created_at DESC'
6 has_many :messages, :foreign_key => :to_user_id, :conditions => { :to_user_visible => true }, :order => 'sent_on DESC'
7 has_many :new_messages, :class_name => "Message", :foreign_key => :to_user_id, :conditions => { :to_user_visible => true, :message_read => false }, :order => 'sent_on DESC'
8 has_many :sent_messages, :class_name => "Message", :foreign_key => :from_user_id, :conditions => { :from_user_visible => true }, :order => 'sent_on DESC'
9 has_many :friends, :include => :befriendee, :conditions => ["users.visible = ?", true]
10 has_many :tokens, :class_name => "UserToken"
11 has_many :preferences, :class_name => "UserPreference"
14 has_many :client_applications
15 has_many :oauth_tokens, :class_name => "OauthToken", :order => "authorized_at desc", :include => [:client_application]
17 validates_presence_of :email, :display_name
18 validates_confirmation_of :email#, :message => ' addresses must match'
19 validates_confirmation_of :pass_crypt#, :message => ' must match the confirmation password'
20 validates_uniqueness_of :display_name, :allow_nil => true
21 validates_uniqueness_of :email
22 validates_length_of :pass_crypt, :within => 8..255
23 validates_length_of :display_name, :within => 3..255, :allow_nil => true
24 validates_length_of :email, :within => 6..255
25 validates_format_of :email, :with => /^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/i
26 validates_format_of :display_name, :with => /^[^\/;.,?]*$/
27 validates_numericality_of :home_lat, :allow_nil => true
28 validates_numericality_of :home_lon, :allow_nil => true
29 validates_numericality_of :home_zoom, :only_integer => true, :allow_nil => true
31 before_save :encrypt_password
33 file_column :image, :magick => { :geometry => "100x100>" }
36 self.creation_time = Time.now.getutc unless self.attribute_present?(:creation_time)
40 if pass_crypt_confirmation
41 self.pass_salt = OSM::make_token(8)
42 self.pass_crypt = OSM::encrypt_password(pass_crypt, pass_salt)
46 def self.authenticate(options)
47 if options[:username] and options[:password]
48 user = find(:first, :conditions => ["email = ? OR display_name = ?", options[:username], options[:username]])
49 user = nil if user and user.pass_crypt != OSM::encrypt_password(options[:password], user.pass_salt)
51 token = UserToken.find(:first, :include => :user, :conditions => ["user_tokens.token = ?", options[:token]])
52 user = token.user if token
56 user = nil unless user.visible? and (user.active? or options[:inactive])
59 token.update_attribute(:expiry, 1.week.from_now) if token and user
65 doc = OSM::API.new.get_xml_doc
66 doc.root << to_xml_node()
71 el1 = XML::Node.new 'user'
72 el1['display_name'] = self.display_name.to_s
73 el1['account_created'] = self.creation_time.xmlschema
74 if self.home_lat and self.home_lon
75 home = XML::Node.new 'home'
76 home['lat'] = self.home_lat.to_s
77 home['lon'] = self.home_lon.to_s
78 home['zoom'] = self.home_zoom.to_s
85 attribute_present?(:languages) ? read_attribute(:languages).split(",") : []
88 def languages=(languages)
89 write_attribute(:languages, languages.join(","))
92 def preferred_language
93 languages.find { |l| Language.find(:first, :conditions => { :code => l }) }
96 def preferred_language_from(array)
97 (languages & array.collect { |i| i.to_s }).first
100 def nearby(radius = 50, num = 10)
101 if self.home_lon and self.home_lat
102 gc = OSM::GreatCircle.new(self.home_lat, self.home_lon)
103 bounds = gc.bounds(radius)
104 sql_for_distance = gc.sql_for_distance("home_lat", "home_lon")
105 nearby = User.find(:all,
106 :conditions => ["id != ? AND visible = ? AND data_public = ? AND #{sql_for_distance} <= ?", id, true, true, radius], :order => sql_for_distance, :limit => num)
113 def distance(nearby_user)
114 return OSM::GreatCircle.new(self.home_lat, self.home_lon).distance(nearby_user.home_lat, nearby_user.home_lon)
117 def is_friends_with?(new_friend)
119 @new_friend = new_friend
120 self.friends.each do |friend|
121 if friend.friend_user_id == @new_friend.id
130 self.display_name = "user_#{self.id}"
131 self.description = ""
135 self.email_valid = false