1 # == Schema Information
5 # email :string not null
6 # id :bigint(8) not null, primary key
7 # pass_crypt :string not null
8 # creation_time :datetime not null
9 # display_name :string default(""), not null
10 # data_public :boolean default(FALSE), not null
11 # description :text default(""), not null
14 # home_zoom :integer default(3)
15 # nearby :integer default(50)
17 # email_valid :boolean default(FALSE), not null
21 # status :enum default("pending"), not null
22 # terms_agreed :datetime
23 # consider_pd :boolean default(FALSE), not null
25 # preferred_editor :string
26 # terms_seen :boolean default(FALSE), not null
27 # description_format :enum default("markdown"), not null
28 # changesets_count :integer default(0), not null
29 # traces_count :integer default(0), not null
30 # diary_entries_count :integer default(0), not null
31 # image_use_gravatar :boolean default(FALSE), not null
32 # auth_provider :string
33 # home_tile :bigint(8)
34 # tou_agreed :datetime
38 # users_auth_idx (auth_provider,auth_uid) UNIQUE
39 # users_display_name_idx (display_name) UNIQUE
40 # users_display_name_lower_idx (lower((display_name)::text))
41 # users_email_idx (email) UNIQUE
42 # users_email_lower_idx (lower((email)::text))
43 # users_home_idx (home_tile)
46 class User < ApplicationRecord
50 has_many :traces, -> { where(:visible => true) }
51 has_many :diary_entries, -> { order(:created_at => :desc) }
52 has_many :diary_comments, -> { order(:created_at => :desc) }
53 has_many :diary_entry_subscriptions, :class_name => "DiaryEntrySubscription"
54 has_many :diary_subscriptions, :through => :diary_entry_subscriptions, :source => :diary_entry
55 has_many :messages, -> { where(:to_user_visible => true).order(:sent_on => :desc).preload(:sender, :recipient) }, :foreign_key => :to_user_id
56 has_many :new_messages, -> { where(:to_user_visible => true, :message_read => false).order(:sent_on => :desc) }, :class_name => "Message", :foreign_key => :to_user_id
57 has_many :sent_messages, -> { where(:from_user_visible => true).order(:sent_on => :desc).preload(:sender, :recipient) }, :class_name => "Message", :foreign_key => :from_user_id
58 has_many :friendships, -> { joins(:befriendee).where(:users => { :status => %w[active confirmed] }) }
59 has_many :friends, :through => :friendships, :source => :befriendee
60 has_many :tokens, :class_name => "UserToken", :dependent => :destroy
61 has_many :preferences, :class_name => "UserPreference"
62 has_many :changesets, -> { order(:created_at => :desc) }
63 has_many :changeset_comments, :foreign_key => :author_id
64 has_and_belongs_to_many :changeset_subscriptions, :class_name => "Changeset", :join_table => "changesets_subscribers", :foreign_key => "subscriber_id"
65 has_many :note_comments, :foreign_key => :author_id
66 has_many :notes, :through => :note_comments
68 has_many :client_applications
69 has_many :oauth_tokens, -> { order(:authorized_at => :desc).preload(:client_application) }, :class_name => "OauthToken"
71 has_many :blocks, :class_name => "UserBlock"
72 has_many :blocks_created, :class_name => "UserBlock", :foreign_key => :creator_id
73 has_many :blocks_revoked, :class_name => "UserBlock", :foreign_key => :revoker_id
75 has_many :roles, :class_name => "UserRole"
77 has_many :issues, :class_name => "Issue", :foreign_key => :reported_user_id
78 has_many :issue_comments
82 scope :visible, -> { where(:status => %w[pending active confirmed]) }
83 scope :active, -> { where(:status => %w[active confirmed]) }
84 scope :identifiable, -> { where(:data_public => true) }
86 has_one_attached :avatar
88 validates :display_name, :presence => true, :length => 3..255,
89 :exclusion => %w[new terms save confirm confirm-email go_public reset-password forgot-password suspended]
90 validates :display_name, :if => proc { |u| u.display_name_changed? },
91 :uniqueness => { :case_sensitive => false }
92 validates :display_name, :if => proc { |u| u.display_name_changed? },
93 :characters => { :url_safe => true },
94 :whitespace => { :leading => false, :trailing => false }
95 validates :email, :presence => true, :confirmation => true, :characters => true
96 validates :email, :if => proc { |u| u.email_changed? },
97 :uniqueness => { :case_sensitive => false }
98 validates :email, :if => proc { |u| u.email_changed? },
99 :whitespace => { :leading => false, :trailing => false }
100 validates :pass_crypt, :confirmation => true, :length => 8..255
101 validates :home_lat, :allow_nil => true, :numericality => true, :inclusion => { :in => -90..90 }
102 validates :home_lon, :allow_nil => true, :numericality => true, :inclusion => { :in => -180..180 }
103 validates :home_zoom, :allow_nil => true, :numericality => { :only_integer => true }
104 validates :preferred_editor, :inclusion => Editors::ALL_EDITORS, :allow_nil => true
105 validates :auth_uid, :unless => proc { |u| u.auth_provider.nil? },
106 :uniqueness => { :scope => :auth_provider }
107 validates :avatar, :if => proc { |u| u.attachment_changes["avatar"] },
110 validates_email_format_of :email, :if => proc { |u| u.email_changed? }
111 validates_email_format_of :new_email, :allow_blank => true, :if => proc { |u| u.new_email_changed? }
113 after_initialize :set_defaults
114 before_save :encrypt_password
115 before_save :update_tile
116 after_save :spam_check
117 after_save :reset_preferred_languages
123 def self.authenticate(options)
124 if options[:username] && options[:password]
125 user = find_by("email = ? OR display_name = ?", options[:username].strip, options[:username])
128 users = where("LOWER(email) = LOWER(?) OR LOWER(display_name) = LOWER(?)", options[:username].strip, options[:username])
130 user = users.first if users.count == 1
133 if user && PasswordHash.check(user.pass_crypt, user.pass_salt, options[:password])
134 if PasswordHash.upgrade?(user.pass_crypt, user.pass_salt)
135 user.pass_crypt, user.pass_salt = PasswordHash.create(options[:password])
141 elsif options[:token]
142 token = UserToken.find_by(:token => options[:token])
143 user = token.user if token
147 (user.status == "deleted" ||
148 (user.status == "pending" && !options[:pending]) ||
149 (user.status == "suspended" && !options[:suspended]))
153 token.update(:expiry => 1.week.from_now) if token && user
159 RichText.new(self[:description_format], self[:description])
163 attribute_present?(:languages) ? self[:languages].split(/ *[, ] */) : []
166 def languages=(languages)
167 self[:languages] = languages.join(",")
170 def preferred_language
171 languages.find { |l| Language.exists?(:code => l) }
174 def preferred_languages
175 @preferred_languages ||= Locale.list(languages)
178 def reset_preferred_languages
179 @preferred_languages = nil
182 def nearby(radius = Settings.nearby_radius, num = Settings.nearby_users)
183 if home_lon && home_lat
184 gc = OSM::GreatCircle.new(home_lat, home_lon)
185 sql_for_area = QuadTile.sql_for_area(gc.bounds(radius), "home_")
186 sql_for_distance = gc.sql_for_distance("home_lat", "home_lon")
187 nearby = User.active.identifiable
188 .where.not(:id => id)
190 .where("#{sql_for_distance} <= ?", radius)
191 .order(Arel.sql(sql_for_distance))
199 def distance(nearby_user)
200 OSM::GreatCircle.new(home_lat, home_lon).distance(nearby_user.home_lat, nearby_user.home_lon)
203 def is_friends_with?(new_friend)
204 friendships.exists?(:befriendee => new_friend)
208 # returns true if a user is visible
210 %w[pending active confirmed].include? status
214 # returns true if a user is active
216 %w[active confirmed].include? status
220 # returns true if the user has the moderator role, false otherwise
222 has_role? "moderator"
226 # returns true if the user has the administrator role, false otherwise
228 has_role? "administrator"
232 # returns true if the user has the requested role
234 roles.any? { |r| r.role == role }
238 # returns the first active block which would require users to view
239 # a message, or nil if there are none.
241 blocks.active.detect(&:needs_view?)
245 # delete a user - leave the account but purge most personal data
249 self.display_name = "user_#{id}"
250 self.description = ""
253 self.email_valid = false
255 self.auth_provider = nil
257 self.status = "deleted"
263 # return a spam score for a user
265 changeset_score = changesets.size * 50
266 trace_score = traces.size * 50
267 diary_entry_score = diary_entries.visible.inject(0) { |acc, elem| acc + elem.body.spam_score }
268 diary_comment_score = diary_comments.visible.inject(0) { |acc, elem| acc + elem.body.spam_score }
270 score = description.spam_score / 4.0
271 score += diary_entries.where("created_at > ?", 1.day.ago).count * 10
272 score += diary_entry_score / diary_entries.length unless diary_entries.empty?
273 score += diary_comment_score / diary_comments.length unless diary_comments.empty?
274 score -= changeset_score
281 # perform a spam check on a user
283 update(:status => "suspended") if status == "active" && spam_score > Settings.spam_threshold
287 # return an oauth access token for a specified application
288 def access_token(application_key)
289 ClientApplication.find_by(:key => application_key).access_token_for_user(self)
293 digest = Digest::SHA256.new
295 digest.update(pass_crypt)
299 def max_messages_per_hour
300 account_age_in_seconds = Time.now.utc - creation_time
301 account_age_in_hours = account_age_in_seconds / 3600
302 recent_messages = messages.where("sent_on >= ?", Time.now.utc - 3600).count
303 active_reports = issues.with_status(:open).sum(:reports_count)
304 max_messages = account_age_in_hours.ceil + recent_messages - active_reports * 10
305 max_messages.clamp(0, Settings.max_messages_per_hour)
308 def max_friends_per_hour
309 account_age_in_seconds = Time.now.utc - creation_time
310 account_age_in_hours = account_age_in_seconds / 3600
311 recent_friends = friendships.where("created_at >= ?", Time.now.utc - 3600).count
312 active_reports = issues.with_status(:open).sum(:reports_count)
313 max_messages = account_age_in_hours.ceil + recent_friends - active_reports * 10
314 max_messages.clamp(0, Settings.max_friends_per_hour)
320 self.creation_time = Time.now.getutc unless attribute_present?(:creation_time)
324 if pass_crypt_confirmation
325 self.pass_crypt, self.pass_salt = PasswordHash.create(pass_crypt)
326 self.pass_crypt_confirmation = nil
331 self.home_tile = QuadTile.tile_for_point(home_lat, home_lon) if home_lat && home_lon