Class: Challah::PasswordTechnique

Inherits:
Object
  • Object
show all
Defined in:
lib/challah/techniques/password_technique.rb

Overview

Allows authentication by username and password.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(session) ⇒ PasswordTechnique

grab the params we want from this request



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# File 'lib/challah/techniques/password_technique.rb', line 8

def initialize(session)
  @username   = session.username? ? session.username : nil
  @password   = session.password? ? session.password : nil
end

Instance Attribute Details

#user_model ⇒ Object

Returns the value of attribute user_model.



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# File 'lib/challah/techniques/password_technique.rb', line 5

def user_model
  @user_model
end

Instance Method Details

#authenticate ⇒ Object

if we can successfully authenticate, return a User instance, otherwise nil



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# File 'lib/challah/techniques/password_technique.rb', line 14

def authenticate
  if username? and password?
    user = user_model.find_for_session(username)

    if user
      if user.valid_session?
        if user.authenticate(@password)
          return user
        end
      end

      user.failed_authentication!
      user = nil
    end
  end

  nil
end

#password? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/challah/techniques/password_technique.rb', line 33

def password?
  !!@password
end

#persist? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/challah/techniques/password_technique.rb', line 37

def persist?
  true
end

#username ⇒ Object 



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# File 'lib/challah/techniques/password_technique.rb', line 49

def username
  @username
end

#username? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/challah/techniques/password_technique.rb', line 45

def username?
  !!@username
end