class User < ActiveRecord::Base
- require 'xml/libxml'
- require 'digest/md5'
-
- has_many :traces
- has_many :diary_entries
- has_many :messages, :foreign_key => :to_user_id
- has_many :friends
-
- validates_confirmation_of :pass_crypt, :message => 'Password must match the confirmation password'
- validates_uniqueness_of :display_name, :allow_nil => true
- validates_uniqueness_of :email
- validates_length_of :pass_crypt, :minimum => 8
- validates_length_of :display_name, :minimum => 3, :allow_nil => true
- validates_format_of :email, :with => /^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/i
- validates_format_of :display_name, :with => /^[^\/;.,?]*$/
-
+ require "xml/libxml"
+
+ has_many :traces, -> { where(:visible => true) }
+ has_many :diary_entries, -> { order(:created_at => :desc) }
+ has_many :diary_comments, -> { order(:created_at => :desc) }
+ has_many :messages, -> { where(:to_user_visible => true).order(:sent_on => :desc).preload(:sender, :recipient) }, :foreign_key => :to_user_id
+ has_many :new_messages, -> { where(:to_user_visible => true, :message_read => false).order(:sent_on => :desc) }, :class_name => "Message", :foreign_key => :to_user_id
+ has_many :sent_messages, -> { where(:from_user_visible => true).order(:sent_on => :desc).preload(:sender, :recipient) }, :class_name => "Message", :foreign_key => :from_user_id
+ has_many :friends, -> { joins(:befriendee).where(:users => { :status => %w(active confirmed) }) }
+ has_many :friend_users, :through => :friends, :source => :befriendee
+ has_many :tokens, :class_name => "UserToken"
+ has_many :preferences, :class_name => "UserPreference"
+ has_many :changesets, -> { order(:created_at => :desc) }
+ has_many :changeset_comments, :foreign_key => :author_id
+ has_and_belongs_to_many :changeset_subscriptions, :class_name => "Changeset", :join_table => "changesets_subscribers", :foreign_key => "subscriber_id"
+ has_many :note_comments, :foreign_key => :author_id
+ has_many :notes, :through => :note_comments
+
+ has_many :client_applications
+ has_many :oauth_tokens, -> { order(:authorized_at => :desc).preload(:client_application) }, :class_name => "OauthToken"
+
+ has_many :blocks, :class_name => "UserBlock"
+ has_many :blocks_created, :class_name => "UserBlock", :foreign_key => :creator_id
+ has_many :blocks_revoked, :class_name => "UserBlock", :foreign_key => :revoker_id
+
+ has_many :roles, :class_name => "UserRole"
+
+ scope :visible, -> { where(:status => %w(pending active confirmed)) }
+ scope :active, -> { where(:status => %w(active confirmed)) }
+ scope :identifiable, -> { where(:data_public => true) }
+
+ has_attached_file :image,
+ :default_url => "/assets/:class/:attachment/:style.png",
+ :styles => { :large => "100x100>", :small => "50x50>" }
+
+ validates :display_name, :presence => true, :allow_nil => true, :length => 3..255,
+ :exclusion => %w(new terms save confirm confirm-email go_public reset-password forgot-password suspended)
+ validates :display_name, :if => proc { |u| u.display_name_changed? },
+ :uniqueness => { :case_sensitive => false }
+ validates :display_name, :if => proc { |u| u.display_name_changed? },
+ :format => { :with => %r{\A[^\x00-\x1f\x7f\ufffe\uffff/;.,?%#]*\z} }
+ validates :display_name, :if => proc { |u| u.display_name_changed? },
+ :format => { :with => /\A\S/, :message => "has leading whitespace" }
+ validates :display_name, :if => proc { |u| u.display_name_changed? },
+ :format => { :with => /\S\z/, :message => "has trailing whitespace" }
+ validates :email, :presence => true, :confirmation => true
+ validates :email, :if => proc { |u| u.email_changed? },
+ :uniqueness => { :case_sensitive => false }
+ validates :pass_crypt, :confirmation => true, :length => 8..255
+ validates :home_lat, :home_lon, :allow_nil => true, :numericality => true
+ validates :home_zoom, :allow_nil => true, :numericality => { :only_integer => true }
+ validates :preferred_editor, :inclusion => Editors::ALL_EDITORS, :allow_nil => true
+ validates :image, :attachment_content_type => { :content_type => %r{\Aimage/.*\Z} }
+
+ validates_email_format_of :email, :if => proc { |u| u.email_changed? }
+ validates_email_format_of :new_email, :allow_blank => true, :if => proc { |u| u.new_email_changed? }
+
+ after_initialize :set_defaults
before_save :encrypt_password
+ after_save :spam_check
- def set_defaults
- self.creation_time = Time.now
- self.timeout = Time.now
- self.token = User.make_token()
- end
+ def self.authenticate(options)
+ if options[:username] && options[:password]
+ user = find_by("email = ? OR display_name = ?", options[:username], options[:username])
- def encrypt_password
- self.pass_crypt = Digest::MD5.hexdigest(pass_crypt) if pass_crypt_confirmation
- end
-
- def self.authenticate(email, passwd)
- find(:first, :conditions => [ "email = ? AND pass_crypt = ? AND active = true", email, Digest::MD5.hexdigest(passwd)])
- end
+ if user.nil?
+ users = where("LOWER(email) = LOWER(?) OR LOWER(display_name) = LOWER(?)", options[:username], options[:username])
- def self.authenticate_token(token)
- find(:first, :conditions => [ "token = ? ", token])
- end
+ user = users.first if users.count == 1
+ end
- def self.make_token(length=30)
- chars = 'abcdefghijklmnopqrtuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
- confirmstring = ''
+ if user && PasswordHash.check(user.pass_crypt, user.pass_salt, options[:password])
+ if PasswordHash.upgrade?(user.pass_crypt, user.pass_salt)
+ user.pass_crypt, user.pass_salt = PasswordHash.create(options[:password])
+ user.save
+ end
+ else
+ user = nil
+ end
+ elsif options[:token]
+ token = UserToken.find_by_token(options[:token])
+ user = token.user if token
+ end
- length.times do
- confirmstring += chars[(rand * chars.length).to_i].chr
+ if user &&
+ (user.status == "deleted" ||
+ (user.status == "pending" && !options[:pending]) ||
+ (user.status == "suspended" && !options[:suspended]))
+ user = nil
end
- return confirmstring
+ token.update_column(:expiry, 1.week.from_now) if token && user
+
+ user
end
def to_xml
doc = OSM::API.new.get_xml_doc
- doc.root << to_xml_node()
- return doc
+ doc.root << to_xml_node
+ doc
end
def to_xml_node
- el1 = XML::Node.new 'user'
- el1['display_name'] = self.display_name.to_s
- el1['account_created'] = self.creation_time.xmlschema
- return el1
+ el1 = XML::Node.new "user"
+ el1["display_name"] = display_name.to_s
+ el1["account_created"] = creation_time.xmlschema
+ if home_lat && home_lon
+ home = XML::Node.new "home"
+ home["lat"] = home_lat.to_s
+ home["lon"] = home_lon.to_s
+ home["zoom"] = home_zoom.to_s
+ el1 << home
+ end
+ el1
end
- def nearby(lat_range=1, lon_range=1)
- if self.home_lon and self.home_lat
- nearby = User.find(:all, :conditions => "#{self.home_lon} > home_lon - #{lon_range} and #{self.home_lon} < home_lon + #{lon_range} and #{self.home_lat} > home_lat - #{lat_range} and #{self.home_lat} < home_lat + #{lat_range} and data_public = 1 and id != #{self.id}")
- else
- nearby = []
- end
- return nearby
+ def description
+ RichText.new(self[:description_format], self[:description])
+ end
+
+ def languages
+ attribute_present?(:languages) ? self[:languages].split(/ *[, ] */) : []
+ end
+
+ def languages=(languages)
+ self[:languages] = languages.join(",")
+ end
+
+ def preferred_language
+ languages.find { |l| Language.exists?(:code => l) }
+ end
+
+ def preferred_language_from(array)
+ (languages & array.collect(&:to_s)).first
end
- def self.has_messages?
- if Message.fdhjklsafind_by_to_user_id(self.id)
- return true
+ def nearby(radius = NEARBY_RADIUS, num = NEARBY_USERS)
+ if home_lon && home_lat
+ gc = OSM::GreatCircle.new(home_lat, home_lon)
+ sql_for_distance = gc.sql_for_distance("home_lat", "home_lon")
+ 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)
else
- return false
+ nearby = []
end
+ nearby
end
- def get_new_messages
- messages = Message.find(:all, :conditions => "message_read = 0 and to_user_id = #{self.id}")
- return messages
+ def distance(nearby_user)
+ OSM::GreatCircle.new(home_lat, home_lon).distance(nearby_user.home_lat, nearby_user.home_lon)
end
- def get_all_messages
- messages = Message.find(:all, :conditions => "to_user_id = #{self.id}")
- return messages
+ def is_friends_with?(new_friend)
+ friends.where(:friend_user_id => new_friend.id).exists?
end
- def is_friends_with?(new_friend)
- res = false
- @new_friend = new_friend
- self.friends.each do |friend|
- if friend.user_id == @new_friend.user_id
- return true
- end
+ ##
+ # returns true if a user is visible
+ def visible?
+ %w(pending active confirmed).include? status
+ end
+
+ ##
+ # returns true if a user is active
+ def active?
+ %w(active confirmed).include? status
+ end
+
+ ##
+ # returns true if the user has the moderator role, false otherwise
+ def moderator?
+ has_role? "moderator"
+ end
+
+ ##
+ # returns true if the user has the administrator role, false otherwise
+ def administrator?
+ has_role? "administrator"
+ end
+
+ ##
+ # returns true if the user has the requested role
+ def has_role?(role)
+ roles.any? { |r| r.role == role }
+ end
+
+ ##
+ # returns the first active block which would require users to view
+ # a message, or nil if there are none.
+ def blocked_on_view
+ blocks.active.detect(&:needs_view?)
+ end
+
+ ##
+ # delete a user - leave the account but purge most personal data
+ def delete
+ self.display_name = "user_#{id}"
+ self.description = ""
+ self.home_lat = nil
+ self.home_lon = nil
+ self.image = nil
+ self.email_valid = false
+ self.new_email = nil
+ self.auth_provider = nil
+ self.auth_uid = nil
+ self.status = "deleted"
+ save
+ end
+
+ ##
+ # return a spam score for a user
+ def spam_score
+ changeset_score = changesets.size * 50
+ trace_score = traces.size * 50
+ diary_entry_score = diary_entries.inject(0) { |a, e| a + e.body.spam_score }
+ diary_comment_score = diary_comments.inject(0) { |a, e| a + e.body.spam_score }
+
+ score = description.spam_score / 4.0
+ score += diary_entries.where("created_at > ?", 1.day.ago).count * 10
+ score += diary_entry_score / diary_entries.length if diary_entries.length > 0
+ score += diary_comment_score / diary_comments.length if diary_comments.length > 0
+ score -= changeset_score
+ score -= trace_score
+
+ score.to_i
+ end
+
+ ##
+ # perform a spam check on a user
+ def spam_check
+ if status == "active" && spam_score > SPAM_THRESHOLD
+ update_column(:status, "suspended")
end
- return false
end
+ ##
+ # return an oauth access token for a specified application
+ def access_token(application_key)
+ ClientApplication.find_by_key(application_key).access_token_for_user(self)
+ end
+
+ private
+
+ def set_defaults
+ self.creation_time = Time.now.getutc unless self.attribute_present?(:creation_time)
+ end
+
+ def encrypt_password
+ if pass_crypt_confirmation
+ self.pass_crypt, self.pass_salt = PasswordHash.create(pass_crypt)
+ self.pass_crypt_confirmation = nil
+ end
+ end
end
projects / rails.git / blobdiff