src/minwii/log.py

   1 # -*- coding: utf-8 -*-
   2 """
   3 utilitaires pour tracer l'activité de miiwii
   4
   5 $Id$
   6 $URL$
   7 """
   8
   9 from events import COLOVER, eventNames
  10 from event_pprinters import pprinters
  11 import sys
  12 import pygame
  13 import logging
  14 import os
  15 import datetime
  16 LOG_FORMAT_VERSION='1.0'
  17
  18 hiddenEvents = {pygame.MOUSEMOTION:True,
  19                 pygame.MOUSEBUTTONDOWN:True,
  20                 pygame.MOUSEBUTTONUP:True,
  21                 #COLOVER:True,
  22                 }
  23
  24 logsdir = os.path.join(os.path.expanduser('~'), 'minwii_logs')
  25 if not os.path.exists(logsdir) :
  26     os.mkdir(logsdir)
  27
  28
  29 class MinWiiStreamHandler(logging.StreamHandler) :
  30     logfile = None
  31     stream = None
  32     env = []
  33
  34     def __init__(self) :
  35         logging.Handler.__init__(self)
  36         if self.stream is None :
  37             self.setNewStream()
  38
  39     @classmethod
  40     def setNewStream(cls) :
  41         if cls.stream and not cls.stream.closed :
  42             cls.stream.close()
  43         logfile = os.path.join(logsdir, datetime.datetime.now().strftime('%Y-%m-%d-%H_%M_%S.log'))
  44         cls.stream = open(logfile, 'a')
  45
  46     def emit(self, record) :
  47         if record.name == 'minwii.env' :
  48             if record.getMessage()=='NEW_LOG_FILE' :
  49                 self.setNewStream()
  50                 for rec in self.env :
  51                     logging.StreamHandler.emit(self, rec)
  52                 return
  53             else :
  54                 self.env.append(record)
  55         logging.StreamHandler.emit(self, record)
  56
  57 class EventLoggerAdapter(logging.LoggerAdapter) :
  58
  59     FORMAT = "EVT %(ticks)-10s %(eventName)-15s %(message)s"
  60
  61     def process(self, msg, kwargs) :
  62         pp = pprinters.get(msg.type, lambda e: str(e))
  63         extra = {}
  64         extra['eventType'] = msg.type
  65         extra['eventName'] = eventNames[msg.type]
  66         extra['ticks'] = pygame.time.get_ticks()
  67         kwargs['extra']=extra
  68         return pp(msg), kwargs
  69
  70 class EventFilter :
  71
  72     def __init__(self):
  73         pass
  74
  75     def filter(self, record) :
  76         return not hiddenEvents.has_key(record.eventType)
  77
  78
  79 def initAppConsole() :
  80     global console
  81     console = logging.getLogger('minwii.console')
  82     console.setLevel(logging.DEBUG)
  83     handler = MinWiiStreamHandler()
  84     handler.setFormatter(logging.Formatter('APP %(message)s'))
  85     console.addHandler(handler)
  86
  87 def initEnvLogger() :
  88     global envLogger
  89     envLogger = logging.getLogger('minwii.env')
  90     envLogger.setLevel(logging.DEBUG)
  91     handler = MinWiiStreamHandler()
  92     handler.setFormatter(logging.Formatter('ENV %(message)s'))
  93     envLogger.addHandler(handler)
  94
  95
  96 def initEventLogger():
  97     _eventLogger = logging.getLogger('minwii.events')
  98     _eventLogger.setLevel(logging.INFO)
  99     _eventHandler = MinWiiStreamHandler()
 100     _eventFormatter = logging.Formatter(EventLoggerAdapter.FORMAT)
 101     _eventHandler.setFormatter(_eventFormatter)
 102     _eventLogger.addHandler(_eventHandler)
 103     _eventLogger.addFilter(EventFilter())
 104     global eventLogger
 105     eventLogger = EventLoggerAdapter(_eventLogger, {})
 106
 107 def initLoggers() :
 108     initAppConsole()
 109     initEnvLogger()
 110     initEventLogger()
 111
 112 initLoggers()