X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/2afcb4b222b6a5ef11e537e3fb33e7cc7246b966..daa2496024cf0bdc65e58eb6e2802784f411f68b:/app/models/user.rb

diff --git a/app/models/user.rb b/app/models/user.rb
index da4d4c205..36d3df3b4 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -1,50 +1,68 @@
 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'
+  has_many :traces, :conditions => { :visible => true }
+  has_many :diary_entries, :order => 'created_at DESC'
+  has_many :messages, :foreign_key => :to_user_id, :conditions => { :to_user_visible => true }, :order => 'sent_on DESC'
+  has_many :new_messages, :class_name => "Message", :foreign_key => :to_user_id, :conditions => { :to_user_visible => true, :message_read => false }, :order => 'sent_on DESC'
+  has_many :sent_messages, :class_name => "Message", :foreign_key => :from_user_id, :conditions => { :from_user_visible => true }, :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
+
+  has_many :client_applications
+  has_many :oauth_tokens, :class_name => "OauthToken", :order => "authorized_at desc", :include => [:client_application]
+
+  has_many :blocks, :class_name => "UserBlock", :conditions => ["user_blocks.end_at > now() or user_blocks.needs_view"]
+  has_many :roles, :class_name => "UserRole"
+
+  validates_presence_of :email, :display_name
+  validates_confirmation_of :email#, :message => ' addresses must match'
+  validates_confirmation_of :pass_crypt#, :message => ' 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.getutc unless self.attribute_present?(:creation_time)
   end
 
   def encrypt_password
-    self.pass_crypt = Digest::MD5.hexdigest(pass_crypt) unless pass_crypt_confirmation.nil?
+    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
@@ -56,45 +74,96 @@ class User < ActiveRecord::Base
     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
+  def languages
+    attribute_present?(:languages) ? read_attribute(:languages).split(",") : []
   end
 
-  def self.has_messages?
-    if Message.fdhjklsafind_by_to_user_id(self.id) 
-      return true
-    else
-      return false
-    end
+  def languages=(languages)
+    write_attribute(:languages, languages.join(","))
   end
 
-  def get_new_messages
-    messages = Message.find(:all, :conditions => "message_read = 0 and to_user_id = #{self.id}")
-    return messages
+  def preferred_language
+    languages.find { |l| Language.find(:first, :conditions => { :code => l }) }
   end
 
-  def get_all_messages
-    messages = Message.find(:all, :conditions => "to_user_id = #{self.id}")
-    return messages
+  def preferred_language_from(array)
+    (languages & array.collect { |i| i.to_s }).first
+  end
+
+  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)
+      sql_for_distance = gc.sql_for_distance("home_lat", "home_lon")
+      nearby = User.find(:all, 
+                         :conditions => ["id != ? AND visible = ? AND data_public = ? AND #{sql_for_distance} <= ?", id, true, true, radius], :order => sql_for_distance, :limit => num)
+    else
+      nearby = []
+    end
+    return nearby
+  end
+
+  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
     return false
   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 moderator role, false otherwise
+  def administrator?
+    has_role? 'administrator'
+  end
+
+  ##
+  # returns true if the user has the requested role
+  def has_role?(role)
+    roles.inject(false) { |x, r| x or 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.inject(nil) { |s,x| s || (x.needs_view? ? x : nil) }
+  end
+
+  def delete
+    self.active = false
+    self.display_name = "user_#{self.id}"
+    self.description = ""
+    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