source: subversion/sites/rails_port/app/models/user.rb @ 3144

Last change on this file since 3144 was 3139, checked in by tomhughes, 13 years ago

Validate passwords properly when creating an account. Fixes #419.

File size: 2.7 KB
Line 
1class User < ActiveRecord::Base
2  require 'xml/libxml'
3  require 'digest/md5'
4
5  has_many :traces
6  has_many :diary_entries
7  has_many :messages, :foreign_key => :to_user_id
8  has_many :friends
9
10  validates_confirmation_of :pass_crypt, :message => 'Password must match the confirmation password'
11  validates_uniqueness_of :display_name, :allow_nil => true
12  validates_uniqueness_of :email
13  validates_length_of :pass_crypt, :minimum => 8
14  validates_length_of :display_name, :minimum => 3, :allow_nil => true
15  validates_format_of :email, :with => /^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/i
16
17  before_save :encrypt_password
18
19  def set_defaults
20    self.creation_time = Time.now
21    self.timeout = Time.now
22    self.token = User.make_token()
23  end
24
25  def encrypt_password
26    self.pass_crypt = Digest::MD5.hexdigest(pass_crypt) if pass_crypt_confirmation
27  end
28
29  def self.authenticate(email, passwd)
30    find(:first, :conditions => [ "email = ? AND pass_crypt = ? AND active = true", email, Digest::MD5.hexdigest(passwd)])
31  end 
32
33  def self.authenticate_token(token) 
34    find(:first, :conditions => [ "token = ? ", token])
35  end 
36
37  def self.make_token(length=30)
38    chars = 'abcdefghijklmnopqrtuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
39    confirmstring = ''
40
41    length.times do
42      confirmstring += chars[(rand * chars.length).to_i].chr
43    end
44
45    return confirmstring
46  end
47
48  def to_xml
49    doc = OSM::API.new.get_xml_doc
50    doc.root << to_xml_node()
51    return doc
52  end
53
54  def to_xml_node
55    el1 = XML::Node.new 'user'
56    el1['display_name'] = self.display_name.to_s
57    el1['account_created'] = self.creation_time.xmlschema
58    return el1
59  end
60
61  def nearby(lat_range=1, lon_range=1)
62      if self.home_lon and self.home_lat
63          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}") 
64      else
65          nearby = []
66      end
67      return nearby
68  end
69
70  def self.has_messages?
71    if Message.fdhjklsafind_by_to_user_id(self.id) 
72      return true
73    else
74      return false
75    end
76  end
77
78  def get_new_messages
79    messages = Message.find(:all, :conditions => "message_read = 0 and to_user_id = #{self.id}")
80    return messages
81  end
82
83  def get_all_messages
84    messages = Message.find(:all, :conditions => "to_user_id = #{self.id}")
85    return messages
86  end
87
88  def is_friends_with?(new_friend)
89    res = false
90    @new_friend = new_friend
91    self.friends.each do |friend|
92      if friend.user_id == @new_friend.user_id
93        return true
94      end
95    end
96    return false
97  end
98
99end
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