examples/engine_template.rb in openwferu-0.9.12 vs examples/engine_template.rb in openwferu-0.9.12.863

@@ -14,10 +14,11 @@
 #
 # === the ENGINE itself
 #
 
 #application_context = {}
+
 #application_context[:work_directory] = "work"
     #
     # OpenWFEru engines take one optional argument : application_context
     # 
     # the following engine constructions do not use this argument,
@@ -26,28 +27,57 @@
     #     engine = OpenWFE::Engine.new(application_context)
     #
     # ...
     #
 
+#application_context[:remote_definitions_allowed] = true
+    #
+    # unless this parameter is set to true, the engine will not accept
+    # to launch processes whose definition is given by a URL, only
+    # local process definitions (file:) or direct process definitions 
+    # will be allowed.
 
+#application_context[:ruby_eval_allowed] = true
+    #
+    # if this parameter is set to true, evaluation of ruby code in process
+    # definition strings will be allowed as well as the ruby version of 
+    # certain expression attributes like :
+    #
+    #     <participant name="${ruby:LDAP::lookup(customer_id)" />
+    # or
+    #     <if rtest="var % 2 == 0"> ...
+    #
+
+
 #engine = OpenWFE::Engine.new
+#engine = OpenWFE::Engine.new(application_context)
     #
     # an in-memory, totally transient engine
     #
     # might be ideal for an embedded workflow engine with short lived
     # process definitions to run
 
 #engine = OpenWFE::FilePersistedEngine.new
+#engine = OpenWFE::FilePersistedEngine.new(application_context)
     #
     # a file persisted engine, slow, used only within unit tests
     # do not use
 
 engine = OpenWFE::CachedFilePersistedEngine.new
+#engine = OpenWFE::CachedFilePersistedEngine.new(application_context)
     #
     # a file persisted engine, with an in-memory cache.
     # use that
     #
     # persistence is done by default under ./work/
+
+at_exit do
+    #
+    # making sure that the engine gets properly stopped when
+    # Ruby exits.
+    #
+    engine.stop
+end
 
 # -- a console
 
 #engine.enable_irb_console
     #