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#--
# Copyright (c) 2004 David Heinemeier Hansson
#
# 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 'breakpoint'
class Dispatcher
class <<self
def dispatch(cgi = CGI.new, session_options = ActionController::CgiRequest::DEFAULT_SESSION_OPTIONS)
Breakpoint.activate_drb("druby://localhost:#{BREAKPOINT_SERVER_PORT}", nil, !defined?(FastCGI)) if defined?(BREAKPOINT_SERVER_PORT)
begin
request = ActionController::CgiRequest.new(cgi, session_options)
response = ActionController::CgiResponse.new(cgi)
controller_name, module_name = controller_name(request.parameters), module_name(request.parameters)
require_dependency("application")
require_dependency(controller_path(controller_name, module_name))
reload_application rescue nil # Ignore out of order reloading errors for Controllers
controller_class(controller_name).process(request, response).out
rescue Object => exception
ActionController::Base.process_with_exception(request, response, exception).out
ensure
remove_class_hierarchy(controller_class(controller_name), ActionController::Base) if Dependencies.mechanism == :load
Breakpoint.deactivate_drb if defined?(BREAKPOINT_SERVER_PORT)
end
end
private
def reload_application
if Dependencies.mechanism == :load
ActiveRecord::Base.reset_column_information_and_inheritable_attributes_for_all_subclasses
Dependencies.reload
end
end
def controller_path(controller_name, module_name = nil)
if module_name
"#{module_name}/#{Inflector.underscore(controller_name)}_controller"
else
"#{Inflector.underscore(controller_name)}_controller"
end
end
def controller_class(controller_name)
Object.const_get(controller_class_name(controller_name))
end
def controller_class_name(controller_name)
"#{Inflector.camelize(controller_name)}Controller"
end
def controller_name(parameters)
parameters["controller"].gsub(/[^_a-zA-Z0-9]/, "").untaint
end
def module_name(parameters)
parameters["module"].gsub(/[^_a-zA-Z0-9]/, "").untaint if parameters["module"]
end
def remove_class_hierarchy(klass, until_superclass)
while klass
Object.send(:remove_const, "#{klass}".intern)
klass = (klass.superclass unless until_superclass == klass.superclass)
end
end
end
end
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