move impl towards rack to allow cuba to use it

Rakefile

@@ -19,6 +19,7 @@ task :headers do
     :copyright_holders => s.authors,
     :copyright_years => [Time.now.year],
     :add_path => 'lib',
+    :remove_path => 'lib',
     :output_dir => './'
   }
 

ixtlan-error-handler.gemspec

@@ -1,5 +1,4 @@
 # -*- mode: ruby -*-
-IXTLAN_ERROR_HANDLER_DM_VERSION = '~> 1.2.0'
 Gem::Specification.new do |s|
   s.name = 'ixtlan-error-handler'
   s.version = '0.2.1'
@@ -8,7 +7,7 @@ Gem::Specification.new do |s|
   s.description = 'dump errors on filesystem and notify developers, map different errors to specific pages'
   s.homepage = 'http://github.com/mkristian/ixtlan-error-handler'
 
-  s.authors = ['mkristian']
+  s.authors = ['Christian Meier']
   s.email = ['m.kristian@web.de']
 
   s.files = Dir['MIT-LICENSE']

lib/ixtlan-error-handler.rb

@@ -1,23 +1,3 @@
-#
-# Copyright (C) 2012 mkristian
-#
-# 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.
-#
 if defined?(Rails)
   require 'ixtlan/errors/railtie'
 end

lib/ixtlan/errors/cuba.rb

@@ -0,0 +1,17 @@
+require 'cuba_api'
+require 'ixtlan/errors/resource'
+require 'ixtlan/errors/serializer'
+module Ixtlan
+  module Errors
+    class Cuba < ::CubaAPI
+      define do
+        on get, :number do |number|
+          write Ixtlan::Errors::Error.get!( number )
+        end
+        on get do
+          write Ixtlan::Errors::Error.all.reverse
+        end
+      end
+    end
+  end
+end

lib/ixtlan/errors/dumper.rb

@@ -0,0 +1,126 @@
+require 'ixtlan/errors/mailer'
+require 'fileutils'
+
+module Ixtlan
+  module Errors
+    class Dumper
+
+      private
+
+      if defined? ::Slf4r
+        include ::Slf4r::Logger
+      else
+        require 'logger'
+        def logger
+          @logger ||= Logger.new( STDOUT )
+        end
+      end
+
+      public
+
+      attr_accessor :model, :block, :from_email, :to_emails, :keep_dumps, :base_url
+
+      def initialize( model = nil, &block )
+        @model = model
+        @keep_dumps = 30
+        block.call( self ) if block
+        @block = block
+      end
+
+      def model
+        @model ||= (Ixtlan::Errors::Error rescue nil)
+      end
+
+      def keep_dumps=(ttl)
+        old = @keep_dumps
+        @keep_dumps = ttl.to_i
+        daily_cleanup if old != @keep_dumps
+      end
+
+      def dump( exception, request, response, session , params )
+        update_config
+
+        daily_cleanup
+
+        error = dump_environment( exception, 
+                                  request, 
+                                  response, 
+                                  session, 
+                                  params )
+
+        if not @to_emails.blank? and not @from_email.blank?
+          Mailer.error_notification( @from_email, 
+                                     @to_emails, 
+                                     exception, 
+                                     "#{@base_url}/#{error.id}" ).deliver
+        end
+      end
+
+      private
+
+      def update_config
+        block.call( self ) if block
+      end
+
+      def dump_environment( exception, request, response, session , params )
+        dump = model.new
+
+        dump.request = dump_hashmap( request )
+
+        dump.response = dump_hashmap( response )
+
+        dump.session = dump_hashmap( session )
+
+        dump.parameters = dump_hashmap( params )
+
+        dump.message = exception.message
+
+        dump.clazz = exception.class.to_s
+
+        dump.backtrace = exception.backtrace.join("\n") if exception.backtrace
+
+        dump if dump.save
+      end
+
+      def dump_hashmap(map, indent = '')
+        result = ''
+        map.each do |key,value|
+          if value.is_a? Hash
+            result << "#{indent}#{key} => {\n"
+            result << dump_hashmap(value, "#{indent}  ") 
+            result << "#{indent}}\n"
+          else
+            result << "#{indent}#{key} => #{value.nil? ? 'nil': value}\n"
+          end
+        end
+        result
+      end
+
+      def daily_cleanup
+        return unless model
+        now = DateTime.now
+        if(@last_cleanup.nil? || @last_cleanup < (now - 1))
+          @last_cleanup = now
+          begin
+            delete_all( now - keep_logs )
+            logger.info "cleaned error dumps"
+          rescue Exception => e
+            logger.warn "error cleaning up error dumps: #{e.message}" 
+          end
+        end
+      end
+
+      private
+
+      if defined? ::DataMapper
+        def delete_all( expired )
+          model.all( :created_at.lte => expired ).destroy!
+        end
+      else # ActiveRecord
+        def delete_all( expired )
+          model.all( :conditions => ["created_at <= ?", expired] ).each(&:delete)
+        end
+      end
+    end
+  end
+end

lib/ixtlan/errors/error_handler.rb

@@ -1,23 +1,3 @@
-#
-# Copyright (C) 2012 mkristian
-#
-# 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.
-#
 module Ixtlan
   module Errors
     module ErrorHandler
@@ -81,7 +61,11 @@ def error_page(status, notice)
       end
 
       def dump_error(exception)
-        Rails.configuration.error_dumper.dump(self, exception)
+        Rails.configuration.error_dumper.dump( exception, 
+                                               controller.request.env,
+                                               controller.response.headers,
+                                               controller.session,
+                                               controller.params )
       end
     end
   end