From f556c681a5afae36a7d7c11ade5854a6de4a0896 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Sun, 23 Oct 2016 12:53:45 +0200
Subject: Add message of the day feature

---
 mcwrapper/__init__.py | 40 +++++++++++++++++++++++++++++++---------
 1 file changed, 31 insertions(+), 9 deletions(-)

(limited to 'mcwrapper/__init__.py')

diff --git a/mcwrapper/__init__.py b/mcwrapper/__init__.py
index 2ae3c2a..dec7194 100755
--- a/mcwrapper/__init__.py
+++ b/mcwrapper/__init__.py
@@ -1,28 +1,27 @@
 # vim: expandtab ft=python ts=4 sw=4 sts=4:
-import os
-import sys
-import subprocess
 import signal
-import time
 import atexit
 import argparse
-from threading import Thread
 
 from . import prints
-from . import wrapper
+from . import alarm
 from .wrapper import MCWrapper
+from .mod import MoD
 
 mcserver_wrapper = None
+mcserver_mod = None
 
 
 def __wrapper_atexit__():
     "This is called when wrapper is exiting"
-    mcserver_wrapper.clean()
+    if mcserver_wrapper is not None:
+        mcserver_wrapper.clean()
 
 
 def __wrapper_toexit__():
     "This function is called when system signalizes that mcwrapper should exit"
-    mcserver_wrapper.stop()
+    if mcserver_wrapper is not None:
+        mcserver_wrapper.stop()
 
 
 def __signal_term__(_signo, _stack_frame):
@@ -36,6 +35,12 @@ __HELP_DESC__ = """
     """
 
 
+def reload():
+    "Reloads input files. Currently applicable only on mod."
+    if mcserver_mod is not None:
+        mcserver_mod.load_mods()
+
+
 def main():
     "Main function"
     global verbose_level
@@ -49,6 +54,12 @@ def main():
     parser.add_argument('--players-file', '-p', action='store_true',
                         help="""Outputs list of online players to file
                         \"players\" """)
+    parser.add_argument('--mod-file', '-m', type=str,
+                        help="""Prints periodically random line from
+                        given file as message of the day.""")
+    parser.add_argument('--mod-time', type=int,
+                        help="""Period used for message of the day in
+                        seconds. In default 900 (15 minutes).""")
     parser.add_argument('command', nargs=argparse.REMAINDER,
                         help="""Command to be executed to start Minecraft
                         server.""")
@@ -58,20 +69,31 @@ def main():
     command = args.command
     sfile = args.status_file
     pfile = args.players_file
+    mod_file = args.mod_file
+    mod_time = args.mod_time
 
     if not command:
         parser.print_help()
         return
+    # Just small hack to not open minecraft server gui
     if 'nogui' not in command:
         command.append('nogui')
 
+    alarm.init()
+    signal.signal(signal.SIGUSR1, reload)
+    signal.signal(signal.SIGUSR2, reload)  # probably can be used for something else in future
+
     global mcserver_wrapper
     mcserver_wrapper = MCWrapper(command, pfile, sfile)
     signal.signal(signal.SIGTERM, __signal_term__)
     signal.signal(signal.SIGINT, __signal_term__)
     atexit.register(__wrapper_atexit__)
 
-    mcserver_wrapper.execstart()
+    mcserver_wrapper.start()
+    if mod_file is not None:
+        global mcserver_mod
+        mcserver_mod = MoD(mcserver_wrapper, mod_file, mod_time or 900)
+    mcserver_wrapper.process.wait()
 
 if __name__ == '__main__':
     main()
-- 
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