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proc
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thread-self
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root
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opt
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cpanel
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ea-ruby27
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root
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usr
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share
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passenger
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phusion_passenger
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Filename :
plugin.rb
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# Phusion Passenger - https://www.phusionpassenger.com/ # Copyright (c) 2010-2017 Phusion Holding B.V. # # "Passenger", "Phusion Passenger" and "Union Station" are registered # trademarks of Phusion Holding B.V. # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN # THE SOFTWARE. require 'etc' module PhusionPassenger class Plugin @@hooks = {} @@classes = {} def self.load(name, load_once = true) PLUGIN_DIRS.each do |plugin_dir| if plugin_dir =~ /\A~/ # File.expand_path uses ENV['HOME'] which we don't want. home = Etc.getpwuid(Process.uid).dir plugin_dir = plugin_dir.sub(/\A~/, home) end plugin_dir = File.expand_path(plugin_dir) Dir["#{plugin_dir}/*/#{name}.rb"].each do |filename| if load_once require(filename) else load(filename) end end end end def self.register_hook(name, &block) hooks_list = (@@hooks[name] ||= []) hooks_list << block end def self.call_hook(name, *args, &block) last_result = nil if (hooks_list = @@hooks[name]) hooks_list.each do |callback| last_result = callback.call(*args, &block) end end return last_result end def self.register(name, klass) classes = (@@classes[name] ||= []) classes << klass end def initialize(name, *args, &block) Plugin.load(name) classes = @@classes[name] if classes @instances = classes.map do |klass| klass.new(*args, &block) end else return nil end end def call_hook(name, *args, &block) last_result = nil if @instances @instances.each do |instance| if instance.respond_to?(name.to_sym) last_result = instance.__send__(name.to_sym, *args, &block) end end end return last_result end end end # module PhusionPassenger