Module: Rolify::Role

Defined in:
lib/rolify/role.rb

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object 



46
47
48
49
50
51
52
53
54
55
 
# File 'lib/rolify/role.rb', line 46

def method_missing(method, *args, &block)
  if method.to_s.match(/^is_(\w+)_of[?]$/) || method.to_s.match(/^is_(\w+)[?]$/)
    if self.class.role_class.where(:name => $1).count > 0
      resource = args.first
      self.class.define_dynamic_method $1, resource
      return has_role?("#{$1}", resource)
    end
  end unless !Rolify.dynamic_shortcuts
  super
end

Instance Method Details

#has_all_roles?(*args) ⇒ Boolean

Returns:

  • (Boolean) 


20
21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/rolify/role.rb', line 20

def has_all_roles?(*args)
  args.each do |arg|
    if arg.is_a? Hash
      return false if !self.has_role?(arg[:name], arg[:resource])
    elsif arg.is_a?(String) || arg.is_a?(Symbol)
      return false if !self.has_role?(arg)
    else
      raise ArgumentError, "Invalid argument type: only hash or string or symbol allowed"
    end
  end
  true
end

#has_any_role?(*args) ⇒ Boolean

Returns:

  • (Boolean) 


33
34
35
 
# File 'lib/rolify/role.rb', line 33

def has_any_role?(*args)
  self.class.adapter.where(self.roles, args).size > 0
end

#has_no_role(role_name, resource = nil) ⇒ Object Also known as: revoke 



37
38
39
 
# File 'lib/rolify/role.rb', line 37

def has_no_role(role_name, resource = nil)
  self.class.adapter.remove(self.roles, role_name, resource)
end

#has_role(role_name, resource = nil) ⇒ Object Also known as: grant 



3
4
5
6
7
8
9
10
11
12
13
 
# File 'lib/rolify/role.rb', line 3

def has_role(role_name, resource = nil)
  role = self.class.adapter.find_or_create_by(role_name, 
                                              (resource.is_a?(Class) ? resource.to_s : resource.class.name if resource), 
                                              (resource.id if resource && !resource.is_a?(Class)))

  if !roles.include?(role)
    self.class.define_dynamic_method(role_name, resource) if Rolify.dynamic_shortcuts
    self.class.adapter.add(self, role)
  end
  role
end

#has_role?(role_name, resource = nil) ⇒ Boolean

Returns:

  • (Boolean) 


16
17
18
 
# File 'lib/rolify/role.rb', line 16

def has_role?(role_name, resource = nil)
  self.class.adapter.find(self.roles, role_name, resource).size > 0
end

#respond_to?(method, include_private = false) ⇒ Boolean

Returns:

  • (Boolean) 


57
58
59
60
61
62
63
64
65
66
 
# File 'lib/rolify/role.rb', line 57

def respond_to?(method, include_private = false)
  if Rolify.dynamic_shortcuts && (method.to_s.match(/^is_(\w+)_of[?]$/) || method.to_s.match(/^is_(\w+)[?]$/))
    query = self.class.role_class.where(:name => $1)
    query = self.class.adapter.exists?(query, :resource_type) if method.to_s.match(/^is_(\w+)_of[?]$/)
    return true if query.count > 0
    false
  else
    super
  end
end

#roles_name ⇒ Object 



42
43
44
 
# File 'lib/rolify/role.rb', line 42

def roles_name
  self.roles.select(:name).map { |r| r.name }
end