Class: Garage::Permissions

Inherits:
Object
  • Object
show all
Defined in:
lib/garage/permissions.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(user, resource_class, permissions = { read: :forbidden, write: :forbidden }) ⇒ Permissions

Returns a new instance of Permissions.



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# File 'lib/garage/permissions.rb', line 28

def initialize(user, resource_class, permissions = { read: :forbidden, write: :forbidden })
  @user = user
  @resource_class = resource_class
  @perms = permissions
end

Instance Attribute Details

#resource_class ⇒ Object

Returns the value of attribute resource_class.



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# File 'lib/garage/permissions.rb', line 26

def resource_class
  @resource_class
end

#user ⇒ Object

Returns the value of attribute user.



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# File 'lib/garage/permissions.rb', line 26

def user
  @user
end

Instance Method Details

#authorize!(action) ⇒ Object 



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# File 'lib/garage/permissions.rb', line 34

def authorize!(action)
  exists?          or raise PermissionError.new(user, action, resource_class, :not_found)
  permits?(action) or raise PermissionError.new(user, action, resource_class, :forbidden)
end

#deleted! ⇒ Object 



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# File 'lib/garage/permissions.rb', line 43

def deleted!
  @perms[:deleted] = true
end

#exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/garage/permissions.rb', line 47

def exists?
  !@perms[:deleted]
end

#for(action) ⇒ Object 



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# File 'lib/garage/permissions.rb', line 39

def for(action)
  Permission.new(@user, action, @perms[action])
end

#forbids!(*actions) ⇒ Object 



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# File 'lib/garage/permissions.rb', line 57

def forbids!(*actions)
  actions.each do |action|
    @perms[action] = :forbidden
  end
end

#permits!(*actions) ⇒ Object 



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# File 'lib/garage/permissions.rb', line 51

def permits!(*actions)
  actions.each do |action|
    @perms[action] = :ok
  end
end

#permits?(action) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/garage/permissions.rb', line 63

def permits?(action)
  self.for(action).allowed?
end

#readable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/garage/permissions.rb', line 67

def readable?
  permits? :read
end

#writable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/garage/permissions.rb', line 71

def writable?
  permits? :write
end