1 class User < ActiveRecord::Base
4 has_many :traces, :conditions => { :visible => true }
5 has_many :diary_entries, :order => 'created_at DESC'
6 has_many :diary_comments, :order => 'created_at DESC'
7 has_many :messages, :foreign_key => :to_user_id, :conditions => { :to_user_visible => true }, :order => 'sent_on DESC'
8 has_many :new_messages, :class_name => "Message", :foreign_key => :to_user_id, :conditions => { :to_user_visible => true, :message_read => false }, :order => 'sent_on DESC'
9 has_many :sent_messages, :class_name => "Message", :foreign_key => :from_user_id, :conditions => { :from_user_visible => true }, :order => 'sent_on DESC'
10 has_many :friends, :include => :befriendee, :conditions => "users.status IN ('active', 'confirmed')"
11 has_many :friend_users, :through => :friends, :source => :befriendee
12 has_many :tokens, :class_name => "UserToken"
13 has_many :preferences, :class_name => "UserPreference"
14 has_many :changesets, :order => 'created_at DESC'
16 has_many :client_applications
17 has_many :oauth_tokens, :class_name => "OauthToken", :order => "authorized_at desc", :include => [:client_application]
19 has_many :blocks, :class_name => "UserBlock"
20 has_many :blocks_created, :class_name => "UserBlock", :foreign_key => :creator_id
21 has_many :blocks_revoked, :class_name => "UserBlock", :foreign_key => :revoker_id
23 has_many :roles, :class_name => "UserRole"
25 scope :visible, where(:status => ["pending", "active", "confirmed"])
26 scope :active, where(:status => ["active", "confirmed"])
27 scope :public, where(:data_public => true)
29 validates_presence_of :email, :display_name
30 validates_confirmation_of :email#, :message => ' addresses must match'
31 validates_confirmation_of :pass_crypt#, :message => ' must match the confirmation password'
32 validates_uniqueness_of :display_name, :allow_nil => true, :case_sensitive => false, :if => Proc.new { |u| u.display_name_changed? }
33 validates_uniqueness_of :email, :case_sensitive => false, :if => Proc.new { |u| u.email_changed? }
34 validates_uniqueness_of :openid_url, :allow_nil => true
35 validates_length_of :pass_crypt, :within => 8..255
36 validates_length_of :display_name, :within => 3..255, :allow_nil => true
37 validates_email_format_of :email, :if => Proc.new { |u| u.email_changed? }
38 validates_email_format_of :new_email, :allow_blank => true, :if => Proc.new { |u| u.new_email_changed? }
39 validates_format_of :display_name, :with => /^[^\/;.,?%#]*$/, :if => Proc.new { |u| u.display_name_changed? }
40 validates_format_of :display_name, :with => /^\S/, :message => "has leading whitespace", :if => Proc.new { |u| u.display_name_changed? }
41 validates_format_of :display_name, :with => /\S$/, :message => "has trailing whitespace", :if => Proc.new { |u| u.display_name_changed? }
42 validates_numericality_of :home_lat, :allow_nil => true
43 validates_numericality_of :home_lon, :allow_nil => true
44 validates_numericality_of :home_zoom, :only_integer => true, :allow_nil => true
45 validates_inclusion_of :preferred_editor, :in => Editors::ALL_EDITORS, :allow_nil => true
47 attr_accessible :display_name, :email, :email_confirmation, :openid_url,
48 :pass_crypt, :pass_crypt_confirmation, :consider_pd
50 after_initialize :set_defaults
51 before_save :encrypt_password
53 has_attached_file :image,
54 :default_url => "/assets/:class/:attachment/:style.png",
55 :styles => { :large => "100x100>", :small => "50x50>" }
57 def self.authenticate(options)
58 if options[:username] and options[:password]
59 user = where("email = ? OR display_name = ?", options[:username], options[:username]).first
62 users = where("LOWER(email) = LOWER(?) OR LOWER(display_name) = LOWER(?)", options[:username], options[:username])
69 user = nil if user and user.pass_crypt != OSM::encrypt_password(options[:password], user.pass_salt)
71 token = UserToken.find_by_token(options[:token])
72 user = token.user if token
76 ( user.status == "deleted" or
77 ( user.status == "pending" and not options[:pending] ) or
78 ( user.status == "suspended" and not options[:suspended] ) )
82 token.update_column(:expiry, 1.week.from_now) if token and user
88 doc = OSM::API.new.get_xml_doc
89 doc.root << to_xml_node()
94 el1 = XML::Node.new 'user'
95 el1['display_name'] = self.display_name.to_s
96 el1['account_created'] = self.creation_time.xmlschema
97 if self.home_lat and self.home_lon
98 home = XML::Node.new 'home'
99 home['lat'] = self.home_lat.to_s
100 home['lon'] = self.home_lon.to_s
101 home['zoom'] = self.home_zoom.to_s
108 RichText.new(read_attribute(:description_format), read_attribute(:description))
112 attribute_present?(:languages) ? read_attribute(:languages).split(/ *, */) : []
115 def languages=(languages)
116 write_attribute(:languages, languages.join(","))
119 def preferred_language
120 languages.find { |l| Language.exists?(:code => l) }
123 def preferred_language_from(array)
124 (languages & array.collect { |i| i.to_s }).first
127 def nearby(radius = NEARBY_RADIUS, num = NEARBY_USERS)
128 if self.home_lon and self.home_lat
129 gc = OSM::GreatCircle.new(self.home_lat, self.home_lon)
130 bounds = gc.bounds(radius)
131 sql_for_distance = gc.sql_for_distance("home_lat", "home_lon")
132 nearby = User.where("id != ? AND status IN (\'active\', \'confirmed\') AND data_public = ? AND #{sql_for_distance} <= ?", id, true, radius).order(sql_for_distance).limit(num)
139 def distance(nearby_user)
140 return OSM::GreatCircle.new(self.home_lat, self.home_lon).distance(nearby_user.home_lat, nearby_user.home_lon)
143 def is_friends_with?(new_friend)
145 @new_friend = new_friend
146 self.friends.each do |friend|
147 if friend.friend_user_id == @new_friend.id
155 # returns true if a user is visible
157 ["pending","active","confirmed"].include? self.status
161 # returns true if a user is active
163 ["active","confirmed"].include? self.status
167 # returns true if the user has the moderator role, false otherwise
169 has_role? 'moderator'
173 # returns true if the user has the administrator role, false otherwise
175 has_role? 'administrator'
179 # returns true if the user has the requested role
181 roles.any? { |r| r.role == role }
185 # returns the first active block which would require users to view
186 # a message, or nil if there are none.
188 blocks.active.detect { |b| b.needs_view? }
192 # delete a user - leave the account but purge most personal data
194 self.display_name = "user_#{self.id}"
195 self.description = ""
199 self.email_valid = false
201 self.status = "deleted"
206 # return a spam score for a user
208 changeset_score = self.changesets.limit(10).length * 50
209 trace_score = self.traces.limit(10).length * 50
210 diary_entry_score = self.diary_entries.inject(0) { |s,e| s += e.body.spam_score }
211 diary_comment_score = self.diary_comments.inject(0) { |s,c| s += c.body.spam_score }
213 score = self.description.spam_score / 4.0
214 score += diary_entry_score / self.diary_entries.length if self.diary_entries.length > 0
215 score += diary_comment_score / self.diary_comments.length if self.diary_comments.length > 0
216 score -= changeset_score
223 # return an oauth access token for a specified application
224 def access_token(application_key)
225 return ClientApplication.find_by_key(application_key).access_token_for_user(self)
231 self.creation_time = Time.now.getutc unless self.attribute_present?(:creation_time)
232 self.description_format = "markdown" unless self.attribute_present?(:description_format)
236 if pass_crypt_confirmation
237 self.pass_salt = OSM::make_token(8)
238 self.pass_crypt = OSM::encrypt_password(pass_crypt, pass_salt)
239 self.pass_crypt_confirmation = nil