DateTime => Time for consistency in changeset code, ok by shaun.

[rails.git] / app / models / user.rb

diff --git a/app/models/user.rb b/app/models/user.rb
index f7a4122a3afa9c3b56ec897ff7d4ac71eaf0d3b1..ce244fe02448bce114dbb79d25b6a009a4848f28 100644 (file)
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -1,51 +1,62 @@
 class User < ActiveRecord::Base
   require 'xml/libxml'
 class User < ActiveRecord::Base
   require 'xml/libxml'

-  require 'digest/md5'

 
   has_many :traces
 
   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"
+  has_many :changesets
+
+  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_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,})$/i
   validates_format_of :email, :with => /^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/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

 
 

-  def set_defaults
-    self.creation_time = Time.now
-    self.timeout = Time.now
-    self.token = User.make_token()
-  end
+  before_save :encrypt_password

 
 

-  def pass_crypt=(str) 
-    write_attribute("pass_crypt", Digest::MD5.hexdigest(str)) 
-  end
+  file_column :image, :magick => { :geometry => "100x100>" }

 
 

-  def pass_crypt_confirmation=(str) 
-    write_attribute("pass_crypt_confirm", Digest::MD5.hexdigest(str)) 
+  def after_initialize
+    self.creation_time = Time.now if self.creation_time.nil?

   end
 
   end
 

-  def self.authenticate(email, passwd) \r
-    find(:first, :conditions => [ "email = ? AND pass_crypt = ?", email, Digest::MD5.hexdigest(passwd)])\r
-  end 
-
-  def self.authenticate_token(token) 
-    find(:first, :conditions => [ "token = ? ", token])
-  end 
+  def encrypt_password
+    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.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
 
     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
 
   def to_xml
     doc = OSM::API.new.get_xml_doc


@@ -57,45 +68,59 @@ class User < ActiveRecord::Base
     el1 = XML::Node.new 'user'
     el1['display_name'] = self.display_name.to_s
     el1['account_created'] = self.creation_time.xmlschema
     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
 
     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_lon} > home_lon - #{lon_range} and #{self.home_lon} < home_lon + #{lon_range} and data_public = 1") 
-      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
     else

-      return false
+      nearby = []

     end
     end

+    return nearby.first(num)

   end
 
   end
 

-  def get_new_messages
-    messages = Message.find(:all, :conditions => "message_read = 0")
-    return messages
-  end
-
-  def get_all_messages
-    messages = Message.find(:all, :conditions => "message_read = 0")
-    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|
   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
     return false
   end
 
         return true
       end
     end
     return false
   end
 

+  def trace_public_default
+    return self.preferences.find(:first, :conditions => {:k => "gps.trace.public", :v => "default"})
+  end
+
+  def delete
+    self.active = false
+    self.display_name = "user_#{self.id}"
+    self.description = nil
+    self.home_lat = nil
+    self.home_lon = nil
+    self.image = nil
+    self.email_valid = false
+    self.new_email = nil
+    self.visible = false
+    self.save
+  end
+

 end
 end