Imported from archive.

[mudpy.git] / lib / muff / muffvars.py

diff --git a/lib/muff/muffvars.py b/lib/muff/muffvars.py
index b7879cc..1abfe86 100644 (file)
--- a/lib/muff/muffvars.py
+++ b/lib/muff/muffvars.py
@@ -1,46 +1,74 @@
 """Global variable objects for the MUFF Engine"""
 
-# Copyright (c) 2005 mudpy, Jeremy Stanley <fungi@yuggoth.org>
-# All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions
-# are met:
-#
-#    - Redistributions of source code must retain the above copyright
-#      notice, this list of conditions and the following disclaimer.
-#    - Redistributions in binary form must reproduce the above
-#      copyright notice, this list of conditions and the following
-#      disclaimer in the documentation and/or other materials provided
-#      with the distribution.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
-# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
-# COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
-# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
-# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
-# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
-# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
-# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
-# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-# POSSIBILITY OF SUCH DAMAGE.
+# Copyright (c) 2005 mudpy, Jeremy Stanley <fungi@yuggoth.org>, all rights reserved.
+# Licensed per terms in the LICENSE file distributed with this software.
 
+# persistent variables are stored in ini-style files supported by ConfigParser
+import ConfigParser
+
+# need to be able to create the variable save file's directory
+import os
+
+# hack to load all modules in the muff package
 import muff
 for module in muff.__all__:
        exec("import " + module)
 
+# does the files:variable setting exist yet?
+try:
+       if muffconf.get("files", "variable"): pass
+
+# if not, reload the muffconf module
+except AttributeError:
+       reload(muffconf)
+
+# now we can safely load persistent variables from file
+variable_file = muffconf.get("files", "variable")
+variable_data = ConfigParser.SafeConfigParser()
+variable_data.read(variable_file)
+
+# if there is no userlist, create an empty one
 try:
        if userlist: pass
 except NameError:
        userlist = []
 
+# if there is no listening socket, create an empty one
 try:
        if newsocket: pass
 except NameError:
        newsocket = None
 
+# flag to raise when the world should be shut down
 terminate_world = False
+
+# flag to raise when all code modules, config and data should be reloaded
 reload_modules = False
 
+# a dict of replacement macros
+macros = {
+       "$(eol)": "\r\n",
+       "$(bld)": chr(27) + "[1m",
+       "$(nrm)": chr(27) + "[0m",
+       "$(blk)": chr(27) + "[30m",
+       "$(grn)": chr(27) + "[32m",
+       "$(red)": chr(27) + "[31m"
+       }
+
+def save():
+       """Function to save persistent variables to a file."""
+
+       # try to open the variable file
+       try:
+               file_descriptor = file(variable_file, "w")
+
+       # failing that, make the directory in which it resides first
+       except IOError:
+               os.makedirs(os.sep.join(variable_file.split(os.sep)[:-1]))
+               file_descriptor = file(variable_file, "w")
+
+       # now write the data and close out the file
+       variable_data.write(file_descriptor)
+       file_descriptor.flush()
+       file_descriptor.close()
+