*making updating password not mandatory on user update

lib/jam_ruby/models/jam_session.rb

@@ -2,10 +2,10 @@ module JamRuby
   class JamSession < ActiveRecord::Base
 
 		self.primary_key = 'id'
-    belongs_to :user, :inverse_of => :jam_sessions
+    belongs_to :creator, :inverse_of => :jam_sessions, :class_name => "JamRuby::User", :foreign_key => "user_id"
 
-    has_many :jam_session_members
-    has_many :users, :through => :jam_session_members
+    has_many :jam_session_members, :class_name => "JamRuby::JamSessionMember"
+    has_many :users, :through => :jam_session_members, :class_name => "JamRuby::User"
          
     # Verifies that the specified user can join this jam session
     def access?(user)

lib/jam_ruby/models/jam_session_member.rb

@@ -2,9 +2,13 @@ module JamRuby
   class JamSessionMember < ActiveRecord::Base
 
 		self.primary_key = 'id'
-    belongs_to :user
-    belongs_to :jam_session
-    
+    belongs_to :user, :class_name => "JamRuby::User"
+    belongs_to :jam_session, :class_name => "JamRuby::JamSession"
+
+		def to_s
+			return self.user.to_s
+		end
+
     
   end
 end

lib/jam_ruby/models/user.rb

@@ -2,12 +2,13 @@ module JamRuby
   class User < ActiveRecord::Base
 
     attr_accessible :name, :email, :password, :password_confirmation
+		attr_accessor :updating_password
 
 		self.primary_key = 'id'
     
-		has_many :jam_session_members
-    has_many :created_jam_sessions, :foreign_key => "user_id", :inverse_of => :user # sessions *created* by the user
-    has_many :jam_sessions, :through => :jam_session_members
+		has_many :jam_session_members, :class_name => "JamRuby::JamSessionMember"
+    has_many :created_jam_sessions, :foreign_key => "user_id", :inverse_of => :user, :class_name => "JamRuby::JamSession" # sessions *created* by the user
+    has_many :jam_sessions, :through => :jam_session_members, :class_name => "JamRuby::JamSession"
     
     has_secure_password
 
@@ -18,18 +19,25 @@ module JamRuby
     VALID_EMAIL_REGEX = /\A[\w+\-.]+@[a-z\d\-.]+\.[a-z]+\z/i
     validates :email, presence: true, format: {with: VALID_EMAIL_REGEX},
               uniqueness: {case_sensitive: false}
-    validates :password, length: {minimum: 6}
-    validates :password_confirmation, presence: true
+    validates_length_of :password, minimum: 6, maximum: 100, :if => :should_validate_password?
 
-    private
-    def create_remember_token
-      self.remember_token = SecureRandom.urlsafe_base64
-    end
+		validates_presence_of :password_confirmation, :if => :should_validate_password?
+    #validates :password_confirmation, presence: true
+		validates_confirmation_of :password, :if => :should_validate_password?
+
+		def should_validate_password?
+			updating_password || new_record?
+		end
 
 		def to_s
 			return email unless email.nil?
 			return name unless name.nil?
 			return id
 		end
+
+		private
+    def create_remember_token
+      self.remember_token = SecureRandom.urlsafe_base64
+    end
   end
 end

migrate.sh

@@ -1,2 +1,2 @@
-#!/bin/bas
-jam_db up --connopts=dbname:jam host:localhost user:postgres password:postgres --verbose
+#!/bin/bash
+bundle exec jam_db up --connopts=dbname:jam host:localhost user:postgres password:postgres --verbose

spec/jam_ruby/models/jam_session_spec.rb

@@ -8,7 +8,7 @@ describe JamSession do
     user2 = FactoryGirl.create(:user)  # in the jam session
     user3 = FactoryGirl.create(:user)  # not in the jam session
 
-    jam_session = FactoryGirl.create(:jam_session, :user => user1)
+    jam_session = FactoryGirl.create(:jam_session, :creator => user1)
 
     jam_session_member1 = FactoryGirl.create(:jam_session_member, :user => user1, :jam_session => jam_session)
     jam_session_member2 = FactoryGirl.create(:jam_session_member, :user => user2, :jam_session => jam_session)
@@ -17,4 +17,4 @@ describe JamSession do
     jam_session.access?(user2).should == true
     jam_session.access?(user3).should == false
   end
-end
+end