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fab-manager/app/models/auth_provider.rb

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2016-03-23 18:39:41 +01:00
class AuthProvider < ActiveRecord::Base
# this is a simple stub used for database creation & configuration
class SimpleAuthProvider < Object
def providable_type
DatabaseProvider.name
end
def name
'DatabaseProvider::SimpleAuthProvider'
end
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end
PROVIDABLE_TYPES = %w(DatabaseProvider OAuth2Provider)
belongs_to :providable, :polymorphic => true, dependent: :destroy
accepts_nested_attributes_for :providable
attr_accessible :name, :providable_type, :providable_attributes
before_create :set_initial_state
def build_providable(params, assignment_options)
raise "Unknown providable_type: #{providable_type}" unless PROVIDABLE_TYPES.include?(providable_type)
self.providable = providable_type.constantize.new(params)
end
## Return the currently active provider
def self.active
local = SimpleAuthProvider.new
begin
provider = find_by(status: 'active')
if provider.nil?
return local
else
return provider
end
rescue ActiveRecord::StatementInvalid
# we fall here on database creation because the table "active_providers" still does not exists at the moment
return local
end
end
## Get the provider matching the omniAuth strategy name
def self.from_strategy_name(strategy_name)
if strategy_name.blank? or all.empty?
return SimpleAuthProvider.new
end
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parsed = /^([^-]+)-(.+)$/.match(strategy_name)
ret = nil
all.each do |strategy|
if strategy.provider_type == parsed[1] and strategy.name.downcase.parameterize == parsed[2]
ret = strategy
break
end
end
ret
end
## Return the name that should be registered in OmniAuth for the corresponding strategy
def strategy_name
provider_type+'-'+name.downcase.parameterize
end
## Return the provider type name without the "Provider" part.
## eg. DatabaseProvider will return 'database'
def provider_type
providable.class.name[0..-9].downcase
end
## Return the user's profile fields that are currently managed from the SSO
## @return [Array]
def sso_fields
providable.protected_fields
end
## Return the link the user have to follow to edit his profile on the SSO
## @return [String]
def link_to_sso_profile
providable.profile_url
end
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def safe_destroy
if self.status != 'active'
destroy
else
false
end
end
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private
def set_initial_state
# the initial state of a new AuthProvider will be 'pending', except if there is currently
# no providers in the database, he we will be 'active' (see seeds.rb)
self.status = 'pending' unless AuthProvider.count == 0
end
end