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
-
+ has_many :diary_entries, :order => 'created_at DESC'
+ has_many :messages, :foreign_key => :to_user_id, :order => 'sent_on DESC'
+ has_many :new_messages, :class_name => "Message", :foreign_key => :to_user_id, :conditions => {:message_read => false}, :order => 'sent_on DESC'
+ has_many :sent_messages, :class_name => "Message", :foreign_key => :from_user_id, :order => 'sent_on DESC'
+ has_many :friends, :include => :befriendee, :conditions => ["users.visible = ?", true]
+ has_many :tokens, :class_name => "UserToken"
+ has_many :preferences, :class_name => "UserPreference"
+
+ validates_presence_of :email, :display_name
+ validates_confirmation_of :email, :message => 'Email addresses must match'
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_length_of :pass_crypt, :within => 8..255
+ validates_length_of :display_name, :within => 3..255, :allow_nil => true
+ validates_length_of :email, :within => 6..255
validates_format_of :email, :with => /^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/i
+ validates_format_of :display_name, :with => /^[^\/;.,?]*$/
+ validates_numericality_of :home_lat, :allow_nil => true
+ validates_numericality_of :home_lon, :allow_nil => true
+ validates_numericality_of :home_zoom, :only_integer => true, :allow_nil => true
before_save :encrypt_password
- def set_defaults
- self.creation_time = Time.now
- self.timeout = Time.now
- self.token = User.make_token()
+ file_column :image, :magick => { :geometry => "100x100>" }
+
+ def after_initialize
+ self.creation_time = Time.now if self.creation_time.nil?
end
def encrypt_password
- self.pass_crypt = Digest::MD5.hexdigest(pass_crypt) if pass_crypt_confirmation
+ if pass_crypt_confirmation
+ self.pass_salt = OSM::make_token(8)
+ self.pass_crypt = OSM::encrypt_password(pass_crypt, pass_salt)
+ end
end
- def self.authenticate(email, passwd)
- find(:first, :conditions => [ "email = ? AND pass_crypt = ? AND active = true", email, Digest::MD5.hexdigest(passwd)])
- end
-
- def self.authenticate_token(token)
- find(:first, :conditions => [ "token = ? ", token])
- end
-
- def self.make_token(length=30)
- chars = 'abcdefghijklmnopqrtuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
- confirmstring = ''
+ def self.authenticate(options)
+ if options[:username] and options[:password]
+ user = find(:first, :conditions => ["email = ? OR display_name = ?", options[:username], options[:username]])
+ user = nil if user and user.pass_crypt != OSM::encrypt_password(options[:password], user.pass_salt)
+ elsif options[:token]
+ token = UserToken.find(:first, :include => :user, :conditions => ["user_tokens.token = ?", options[:token]])
+ user = token.user if token
+ end
- length.times do
- confirmstring += chars[(rand * chars.length).to_i].chr
+ if user
+ user = nil unless user.visible? and (user.active? or options[:inactive])
end
- return confirmstring
- end
+ token.update_attribute(:expiry, 1.week.from_now) if token and user
+
+ return user
+ end
def to_xml
doc = OSM::API.new.get_xml_doc
el1 = XML::Node.new 'user'
el1['display_name'] = self.display_name.to_s
el1['account_created'] = self.creation_time.xmlschema
+ if self.home_lat and self.home_lon
+ home = XML::Node.new 'home'
+ home['lat'] = self.home_lat.to_s
+ home['lon'] = self.home_lon.to_s
+ home['zoom'] = self.home_zoom.to_s
+ el1 << home
+ end
return 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
- end
-
- def self.has_messages?
- if Message.fdhjklsafind_by_to_user_id(self.id)
- return true
+ def nearby(radius = 50, num = 10)
+ if self.home_lon and self.home_lat
+ gc = OSM::GreatCircle.new(self.home_lat, self.home_lon)
+ bounds = gc.bounds(radius)
+ nearby = User.find(:all, :conditions => ["visible = ? and home_lat between #{bounds[:minlat]} and #{bounds[:maxlat]} and home_lon between #{bounds[:minlon]} and #{bounds[:maxlon]} and data_public = ? and id != #{self.id}", true, true])
+ nearby.delete_if { |u| gc.distance(u.home_lat, u.home_lon) > radius }
+ nearby.sort! { |u1,u2| gc.distance(u1.home_lat, u1.home_lon) <=> gc.distance(u2.home_lat, u2.home_lon) }
else
- return false
+ nearby = []
end
+ return nearby.first(num)
end
- def get_new_messages
- messages = Message.find(:all, :conditions => "message_read = 0 and to_user_id = #{self.id}")
- return messages
- end
-
- def get_all_messages
- messages = Message.find(:all, :conditions => "to_user_id = #{self.id}")
- return messages
+ def distance(nearby_user)
+ return OSM::GreatCircle.new(self.home_lat, self.home_lon).distance(nearby_user.home_lat, nearby_user.home_lon)
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
+ if friend.friend_user_id == @new_friend.id
return true
end
end
projects / rails.git / blobdiff