OpenProject is the leading open source project management software.
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openproject/modules/auth_plugins/lib/open_project/plugins/auth_plugin.rb

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#-- encoding: UTF-8
#-- copyright
# OpenProject is an open source project management software.
# Copyright (C) 2012-2020 the OpenProject GmbH
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2017 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# See docs/COPYRIGHT.rdoc for more details.
#++
module OpenProject::Plugins
module AuthPlugin
def register_auth_providers(&build_providers)
initializer "#{engine_name}.middleware" do |app|
builder = ProviderBuilder.new
builder.instance_eval(&build_providers)
app.config.middleware.use OmniAuth::FlexibleBuilder do
builder.new_strategies.each do |strategy|
provider strategy
end
end
end
end
def self.strategies
@strategies ||= {}
end
def self.providers_for(strategy)
filtered_strategies strategies[strategy_key(strategy)].map(&:call).flatten.map(&:to_hash)
end
def self.providers
filtered_strategies strategies.values.flatten.map(&:call).flatten.map(&:to_hash)
end
def self.filtered_strategies(options)
options.select do |provider|
name = provider[:name]&.to_s
next true if !EnterpriseToken.show_banners? || name == 'developer'
warn_unavailable(name)
false
end
end
def self.strategy_key(strategy)
return strategy if strategy.is_a? Symbol
name = strategy.name.demodulize
camelization = OmniAuth.config.camelizations.select do |_k, v|
v == name
end.take(1).map do |k, _v|
k
end.first
[camelization, name].compact.first.underscore.to_sym
end
def self.warn_unavailable(name)
RequestStore.fetch("warn_unavailable_auth_#{name}") do
Rails.logger.warn { "OmniAuth SSO strategy #{name} is only available for Enterprise Editions." }
true
end
end
end
class ProviderBuilder
def strategy(strategy, &providers)
key = AuthPlugin.strategy_key(strategy)
if AuthPlugin.strategies.include? key
AuthPlugin.strategies[key] << providers
else
AuthPlugin.strategies[key] = [providers]
new_strategies << strategy
end
end
def new_strategies
@new_strategies ||= []
end
end
end