Added state persistence to commands. For commands that want to, their state will be saved for the next command to access through the self.caller.ndb.last_cmd variable. The state only persists one command before it is cleared or replaced.

src/commands/cmdhandler.py

@@ -35,6 +35,7 @@ command line. The process is as follows:
 
 """
 
+from copy import copy
 from traceback import format_exc
 from django.conf import settings
 from src.comms.channelhandler import CHANNELHANDLER
@@ -225,7 +226,7 @@ def cmdhandler(caller, raw_string, testing=False):
             if testing:
                 # only return the command instance
                 return cmd
-
+        
             # pre-command hook
             cmd.at_pre_cmd()
 
@@ -236,6 +237,14 @@ def cmdhandler(caller, raw_string, testing=False):
 
             # post-command hook
             cmd.at_post_cmd()
+
+            if cmd.save_next:
+                # store a reference to this command, possibly
+                # accessible by the next command.
+                caller.ndb.last_cmd = copy(cmd)
+            else:
+                caller.ndb.last_cmd = None 
+            
             # Done! By default, Evennia does not use this return at all
             return ret 
 

src/commands/cmdsethandler.py

@@ -1,7 +1,7 @@
 """
 CmdSethandler
 
-The Cmdhandler tracks an object's 'Current CmdSet', which is the
+The Cmdsethandler tracks an object's 'Current CmdSet', which is the
 current merged sum of all CmdSets added to it.
 
 A CmdSet constitues a set of commands. The CmdSet works as a special

src/commands/command.py

@@ -26,6 +26,8 @@ class CommandMeta(type):
             except Exception: 
                 mcs.aliases = []
         mcs.aliases = [str(alias).strip() for alias in mcs.aliases]
+        if not hasattr(mcs, "save_next"):
+            mcs.save_next = False
 
         # pre-process locks as defined in class definition
         temp = []

src/commands/default/general.py

@@ -614,7 +614,7 @@ class CmdOOCLook(CmdLook):
     key = "look"
     aliases = ["l", "ls"]
     locks = "cmd:all()"
-    help_cateogory = "General"
+    help_category = "General"
 
     def func(self):
         "implement the ooc look command"