100 lines
3.2 KiB
Ruby
100 lines
3.2 KiB
Ruby
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require 'ipaddr'
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# Copyright (c) 2005 Jamis Buck
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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module ExceptionNotifiable
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def self.included(target)
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target.extend(ClassMethods)
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end
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module ClassMethods
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def consider_local(*args)
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local_addresses.concat(args.flatten.map { |a| IPAddr.new(a) })
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end
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def local_addresses
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addresses = read_inheritable_attribute(:local_addresses)
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unless addresses
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addresses = [IPAddr.new("127.0.0.1")]
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write_inheritable_attribute(:local_addresses, addresses)
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end
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addresses
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end
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def exception_data(deliverer=self)
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if deliverer == self
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read_inheritable_attribute(:exception_data)
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else
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write_inheritable_attribute(:exception_data, deliverer)
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end
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end
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def exceptions_to_treat_as_404
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exceptions = [ActiveRecord::RecordNotFound,
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ActionController::UnknownController,
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ActionController::UnknownAction]
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exceptions << ActionController::RoutingError if ActionController.const_defined?(:RoutingError)
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exceptions
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end
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end
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private
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def local_request?
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remote = IPAddr.new(request.remote_ip)
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!self.class.local_addresses.detect { |addr| addr.include?(remote) }.nil?
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end
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def render_404
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respond_to do |type|
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type.html { render :file => "#{RAILS_ROOT}/public/404.html", :status => "404 Not Found" }
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type.all { render :nothing => true, :status => "404 Not Found" }
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end
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end
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def render_500
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respond_to do |type|
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type.html { render :file => "#{RAILS_ROOT}/public/500.html", :status => "500 Error" }
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type.all { render :nothing => true, :status => "500 Error" }
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end
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end
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def rescue_action_in_public(exception)
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case exception
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when *self.class.exceptions_to_treat_as_404
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render_404
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else
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render_500
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deliverer = self.class.exception_data
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data = case deliverer
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when nil then {}
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when Symbol then send(deliverer)
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when Proc then deliverer.call(self)
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end
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ExceptionNotifier.deliver_exception_notification(exception, self,
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request, data)
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end
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end
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end
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