[api] Split Event::Build

Have every `Event::Build` subclass in a different file, as it is
normally done in Rails.

src/api/app/models/event/build.rb

@@ -19,71 +19,3 @@ def custom_headers
     h
   end
 end
-
-class Event::BuildSuccess < Event::Build
-  self.description = 'Package has succeeded building'
-  after_create_commit :send_to_bus
-
-  def self.message_bus_routing_key
-    "#{Configuration.amqp_namespace}.package.build_success"
-  end
-end
-
-class Event::BuildFail < Event::Build
-  include BuildLogSupport
-
-  self.description = 'Package has failed to build'
-  receiver_roles :maintainer, :bugowner, :reader, :watcher
-  after_create_commit :send_to_bus
-
-  def self.message_bus_routing_key
-    "#{Configuration.amqp_namespace}.package.build_fail"
-  end
-
-  def subject
-    "Build failure of #{payload['project']}/#{payload['package']} in #{payload['repository']}/#{payload['arch']}"
-  end
-
-  def faillog
-    begin
-      size = get_size_of_log(payload['project'], payload['package'], payload['repository'], payload['arch'])
-      offset = size - 18 * 1024
-      offset = 0 if offset < 0
-      log = raw_log_chunk(payload['project'], payload['package'], payload['repository'], payload['arch'], offset, size)
-      begin
-        log.encode!(invalid: :replace, undef: :replace, universal_newline: true)
-      rescue Encoding::UndefinedConversionError
-        # encode is documented not to throw it if undef: is :replace, but at least we tried - and ruby 1.9.3 is buggy
-      end
-      log = log.chomp.lines
-      if log.length > 30
-        log = log.slice(-29, log.length)
-      end
-      log.join
-    rescue ActiveXML::Transport::Error
-      nil
-    end
-  end
-
-  def expanded_payload
-    payload.merge('faillog' => faillog)
-  end
-
-  def custom_headers
-    h = super
-    h['X-OBS-Package'] = "#{payload['project']}/#{payload['package']}"
-    h['X-OBS-Repository'] = "#{payload['repository']}/#{payload['arch']}"
-    h['X-OBS-Worker'] = payload['workerid']
-    h['X-OBS-Rebuild-Reason'] = payload['reason']
-    h
-  end
-end
-
-class Event::BuildUnchanged < Event::Build
-  self.description = 'Package has succeeded building with unchanged result'
-  after_create_commit :send_to_bus
-
-  def self.message_bus_routing_key
-    "#{Configuration.amqp_namespace}.package.build_unchanged"
-  end
-end

src/api/app/models/event/build_fail.rb

@@ -0,0 +1,49 @@
+class Event::BuildFail < Event::Build
+  include BuildLogSupport
+
+  self.description = 'Package has failed to build'
+  receiver_roles :maintainer, :bugowner, :reader, :watcher
+  after_create_commit :send_to_bus
+
+  def self.message_bus_routing_key
+    "#{Configuration.amqp_namespace}.package.build_fail"
+  end
+
+  def subject
+    "Build failure of #{payload['project']}/#{payload['package']} in #{payload['repository']}/#{payload['arch']}"
+  end
+
+  def faillog
+    begin
+      size = get_size_of_log(payload['project'], payload['package'], payload['repository'], payload['arch'])
+      offset = size - 18 * 1024
+      offset = 0 if offset < 0
+      log = raw_log_chunk(payload['project'], payload['package'], payload['repository'], payload['arch'], offset, size)
+      begin
+        log.encode!(invalid: :replace, undef: :replace, universal_newline: true)
+      rescue Encoding::UndefinedConversionError
+        # encode is documented not to throw it if undef: is :replace, but at least we tried - and ruby 1.9.3 is buggy
+      end
+      log = log.chomp.lines
+      if log.length > 30
+        log = log.slice(-29, log.length)
+      end
+      log.join
+    rescue ActiveXML::Transport::Error
+      nil
+    end
+  end
+
+  def expanded_payload
+    payload.merge('faillog' => faillog)
+  end
+
+  def custom_headers
+    h = super
+    h['X-OBS-Package'] = "#{payload['project']}/#{payload['package']}"
+    h['X-OBS-Repository'] = "#{payload['repository']}/#{payload['arch']}"
+    h['X-OBS-Worker'] = payload['workerid']
+    h['X-OBS-Rebuild-Reason'] = payload['reason']
+    h
+  end
+end

src/api/app/models/event/build_success.rb

@@ -0,0 +1,8 @@
+class Event::BuildSuccess < Event::Build
+  self.description = 'Package has succeeded building'
+  after_create_commit :send_to_bus
+
+  def self.message_bus_routing_key
+    "#{Configuration.amqp_namespace}.package.build_success"
+  end
+end

src/api/app/models/event/build_unchanged.rb

@@ -0,0 +1,8 @@
+class Event::BuildUnchanged < Event::Build
+  self.description = 'Package has succeeded building with unchanged result'
+  after_create_commit :send_to_bus
+
+  def self.message_bus_routing_key
+    "#{Configuration.amqp_namespace}.package.build_unchanged"
+  end
+end