[xiph-commits] r13244 - trunk/icebreaker

[nickmudd at svn.xiph.org]

Author: nickmudd
Date: 2007-07-11 00:22:54 -0700 (Wed, 11 Jul 2007)
New Revision: 13244

Added:
   trunk/icebreaker/icebreaker.py
Log:
Added the backend, icebreaker.py, unfinished.


Added: trunk/icebreaker/icebreaker.py
===================================================================
--- trunk/icebreaker/icebreaker.py	                        (rev 0)
+++ trunk/icebreaker/icebreaker.py	2007-07-11 07:22:54 UTC (rev 13244)
@@ -0,0 +1,97 @@
+#!/usr/bin/env python
+
+import sys, os
+from sqlobject import *
+import datetime
+from datetime import datetime
+from time import strptime
+
+# Import variables from config file.
+execfile('config.py')
+
+# NOT FINISHED, NEED TO RE-DO
+class playlists(SQLObject):
+    _connection = conn
+    name = StringCol()
+    description = StringCol()
+    position = IntCol()
+    monday = lfl
+    tuesday = lfl
+    wednesday = lfl
+    thursday = lfl
+    friday = lfl
+    saturday = lfl
+    sunday = lfl
+    current = BoolCol()
+
+class Log:
+    """file like for writes with auto flush after each write
+    to ensure that everything is logged, even during an
+    unexpected exit."""
+    def __init__(self, f):
+        self.f = f
+    def write(self, s):
+        self.f.write(s)
+        self.f.flush()
+
+def main():
+    #change to data directory if needed
+    os.chdir("/mnt/icebreaker/")
+    #redirect outputs to a logfile
+    sys.stdout = sys.stderr = Log(open(LOGFILE, 'a+'))
+    #ensure the that the daemon runs a normal user
+#    os.setegid(100)     #set group
+#    os.seteuid(1000)     #set user
+    #change all 1's to 0 in current
+    while BLAH
+        #check date/time
+        n=datetime.now()
+        #DAY OF WEEK
+        d=datetime.weekday(n)
+        #check playlists table for list
+
+        # make days in columns
+        # time in tuples per playlist
+    
+        n=datetime.now().strftime("%H:%M:%S")
+        s = #time in schedule
+        # Placeholder, not real formatting
+        f=datetime.time(datetime(*strptime(s, "%H:%M")[0:6]))
+
+        # use timedelta
+        #if no list
+        #    shuffle from files
+        #change 0 for current list to 1
+
+
+if __name__ == "__main__":
+    # do the UNIX double-fork magic, see Stevens' "Advanced
+    # Programming in the UNIX Environment" for details (ISBN 0201563177)
+    try:
+        pid = os.fork()
+        if pid > 0:
+            # exit first parent
+            sys.exit(0)
+    except OSError, e:
+        print >>sys.stderr, "fork #1 failed: %d (%s)" % (e.errno, e.strerror)
+        sys.exit(1)
+
+    # decouple from parent environment
+    os.chdir("/")   #don't prevent unmounting....
+    os.setsid()
+    os.umask(0)
+
+    # do second fork
+    try:
+        pid = os.fork()
+        if pid > 0:
+            # exit from second parent, print eventual PID before
+            #print "Daemon PID %d" % pid
+            open(PIDFILE,'w').write("%d"%pid)
+            sys.exit(0)
+    except OSError, e:
+        print >>sys.stderr, "fork #2 failed: %d (%s)" % (e.errno, e.strerror)
+        sys.exit(1)
+
+    # start the daemon main loop
+    main()