Adjust spam scoring to try and reduce false positives

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

diff --git a/app/models/user.rb b/app/models/user.rb
index 80dad87b568877664ad04bc661e13bae62e1e881..636f8342439f3eb74e393e7716fe9e62fb35c5d0 100644 (file)
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -8,6 +8,7 @@ class User < ActiveRecord::Base
   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.status IN ('active', 'confirmed')"
   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.status IN ('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 :tokens, :class_name => "UserToken"
   has_many :preferences, :class_name => "UserPreference"
   has_many :changesets, :order => 'created_at DESC'


@@ -15,14 +16,18 @@ class User < ActiveRecord::Base
   has_many :client_applications
   has_many :oauth_tokens, :class_name => "OauthToken", :order => "authorized_at desc", :include => [:client_application]
 
   has_many :client_applications
   has_many :oauth_tokens, :class_name => "OauthToken", :order => "authorized_at desc", :include => [:client_application]
 

-  has_many :active_blocks, :class_name => "UserBlock", :conditions => ['user_blocks.ends_at > \'#{Time.now.getutc.xmlschema(5)}\' or user_blocks.needs_view']
+  has_many :active_blocks, :class_name => "UserBlock", :conditions => proc { [ "user_blocks.ends_at > :ends_at or user_blocks.needs_view", { :ends_at => Time.now.getutc } ] }

   has_many :roles, :class_name => "UserRole"
 
   has_many :roles, :class_name => "UserRole"
 

+  scope :visible, where(:status => ["pending", "active", "confirmed"])
+  scope :active, where(:status => ["active", "confirmed"])
+  scope :public, where(:data_public => true)
+

   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_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_uniqueness_of :display_name, :allow_nil => true, :case_sensitive => false, :if => Proc.new { |u| u.display_name_changed? }
+  validates_uniqueness_of :email, :case_sensitive => false, :if => Proc.new { |u| u.email_changed? }

   validates_uniqueness_of :openid_url, :allow_nil => true
   validates_length_of :pass_crypt, :within => 8..255
   validates_length_of :display_name, :within => 3..255, :allow_nil => true
   validates_uniqueness_of :openid_url, :allow_nil => true
   validates_length_of :pass_crypt, :within => 8..255
   validates_length_of :display_name, :within => 3..255, :allow_nil => true


@@ -36,17 +41,31 @@ class User < ActiveRecord::Base
   validates_numericality_of :home_zoom, :only_integer => true, :allow_nil => true
   validates_inclusion_of :preferred_editor, :in => Editors::ALL_EDITORS, :allow_nil => true
 
   validates_numericality_of :home_zoom, :only_integer => true, :allow_nil => true
   validates_inclusion_of :preferred_editor, :in => Editors::ALL_EDITORS, :allow_nil => true
 

-  after_initialize :set_creation_time
+  attr_accessible :display_name, :email, :email_confirmation, :openid_url,
+                  :pass_crypt, :pass_crypt_confirmation, :consider_pd
+
+  after_initialize :set_defaults

   before_save :encrypt_password
 
   before_save :encrypt_password
 

-  file_column :image, :magick => { :geometry => "100x100>" }
+  has_attached_file :image, 
+    :default_url => "/assets/:class/:attachment/:style.png",
+    :styles => { :large => "100x100>", :small => "50x50>" }

 
   def self.authenticate(options)
     if options[:username] and options[:password]
 
   def self.authenticate(options)
     if options[:username] and options[:password]

-      user = find(:first, :conditions => ["email = ? OR display_name = ?", options[:username], options[:username]])
+      user = where("email = ? OR display_name = ?", options[:username], options[:username]).first
+
+      if user.nil?
+        users = where("LOWER(email) = LOWER(?) OR LOWER(display_name) = LOWER(?)", options[:username], options[:username])
+
+        if users.count == 1
+          user = users.first
+        end
+      end
+

       user = nil if user and user.pass_crypt != OSM::encrypt_password(options[:password], user.pass_salt)
     elsif options[:token]
       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]])
+      token = UserToken.find_by_token(options[:token])

       user = token.user if token
     end
 
       user = token.user if token
     end
 


@@ -82,6 +101,10 @@ class User < ActiveRecord::Base
     return el1
   end
 
     return el1
   end
 

+  def description
+    RichText.new(read_attribute(:description_format), read_attribute(:description))
+  end
+

   def languages
     attribute_present?(:languages) ? read_attribute(:languages).split(/ *, */) : []
   end
   def languages
     attribute_present?(:languages) ? read_attribute(:languages).split(/ *, */) : []
   end


@@ -91,7 +114,7 @@ class User < ActiveRecord::Base
   end
 
   def preferred_language
   end
 
   def preferred_language

-    languages.find { |l| Language.find(:first, :conditions => { :code => l }) }
+    languages.find { |l| Language.exists?(:code => l) }

   end
 
   def preferred_language_from(array)
   end
 
   def preferred_language_from(array)


@@ -103,9 +126,7 @@ class User < ActiveRecord::Base
       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")
       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 status IN (\'active\', \'confirmed\') AND data_public = ? AND #{sql_for_distance} <= ?", id, true, radius],
-                         :order => sql_for_distance, :limit => num)
+      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
       nearby = []
     end
     else
       nearby = []
     end


@@ -181,12 +202,12 @@ class User < ActiveRecord::Base
   ##
   # return a spam score for a user
   def spam_score
   ##
   # return a spam score for a user
   def spam_score

-    changeset_score = self.changesets.find(:all, :limit => 10).length * 50
-    trace_score = self.traces.find(:all, :limit => 10).length * 50
-    diary_entry_score = self.diary_entries.inject(0) { |s,e| s += OSM.spam_score(e.body) }
-    diary_comment_score = self.diary_comments.inject(0) { |s,e| s += OSM.spam_score(e.body) }
+    changeset_score = self.changesets.limit(10).length * 50
+    trace_score = self.traces.limit(10).length * 50
+    diary_entry_score = self.diary_entries.inject(0) { |s,e| s += e.body.spam_score }
+    diary_comment_score = self.diary_comments.inject(0) { |s,c| s += c.body.spam_score }

 
 

-    score = OSM.spam_score(self.description) * 2
+    score = self.description.spam_score / 4.0

     score += diary_entry_score / self.diary_entries.length if self.diary_entries.length > 0
     score += diary_comment_score / self.diary_comments.length if self.diary_comments.length > 0
     score -= changeset_score
     score += diary_entry_score / self.diary_entries.length if self.diary_entries.length > 0
     score += diary_comment_score / self.diary_comments.length if self.diary_comments.length > 0
     score -= changeset_score


@@ -203,8 +224,9 @@ class User < ActiveRecord::Base
 
 private
 
 
 private
 

-  def set_creation_time
+  def set_defaults

     self.creation_time = Time.now.getutc unless self.attribute_present?(:creation_time)
     self.creation_time = Time.now.getutc unless self.attribute_present?(:creation_time)

+    self.description_format = "markdown" unless self.attribute_present?(:description_format)

   end
 
   def encrypt_password
   end
 
   def encrypt_password