src/app/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 TIMEOUT, 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-alpha'
  17
  18 hiddenEvents = {pygame.MOUSEMOTION:True,
  19                 pygame.MOUSEBUTTONDOWN:True,
  20                 pygame.MOUSEBUTTONUP:True,
  21                 TIMEOUT:True,
  22                 #COLOVER:True,
  23                 }
  24
  25 logsdir = os.path.join(os.path.expanduser('~'), 'minwii_logs')
  26 if not os.path.exists(logsdir) :
  27     os.mkdir(logsdir)
  28
  29 #logfile = os.path.join(logsdir, datetime.datetime.now().strftime('%Y-%m-%d-%H_%M_%S.log'))
  30 #logfile = open(logfile, 'w')
  31
  32
  33 class MinWiiStreamHandler(logging.StreamHandler) :
  34     logfile = None
  35     stream = None
  36     env = []
  37
  38     def __init__(self) :
  39         logging.Handler.__init__(self)
  40         if self.stream is None :
  41             self.setNewStream()
  42
  43     @classmethod
  44     def setNewStream(cls) :
  45         if cls.stream and not cls.stream.closed :
  46             cls.stream.close()
  47         logfile = os.path.join(logsdir, datetime.datetime.now().strftime('%Y-%m-%d-%H_%M_%S.log'))
  48         cls.stream = open(logfile, 'a')
  49
  50     def emit(self, record) :
  51         if record.name == 'minwii.env' :
  52             if record.getMessage()=='NEW_LOG_FILE' :
  53                 self.setNewStream()
  54                 for rec in self.env :
  55                     logging.StreamHandler.emit(self, rec)
  56                 return
  57             else :
  58                 self.env.append(record)
  59         logging.StreamHandler.emit(self, record)
  60
  61 class EventLoggerAdapter(logging.LoggerAdapter) :
  62
  63     FORMAT = "EVT %(ticks)-10s %(eventName)-15s %(message)s"
  64
  65     def process(self, msg, kwargs) :
  66         pp = pprinters.get(msg.type, lambda e: str(e))
  67         extra = {}
  68         extra['eventType'] = msg.type
  69         extra['eventName'] = eventNames[msg.type]
  70         extra['ticks'] = pygame.time.get_ticks()
  71         kwargs['extra']=extra
  72         return pp(msg), kwargs
  73
  74 class EventFilter :
  75
  76     def __init__(self):
  77         pass
  78
  79     def filter(self, record) :
  80         return not hiddenEvents.has_key(record.eventType)
  81
  82
  83 def initAppConsole() :
  84     global console
  85     console = logging.getLogger('minwii.console')
  86     console.setLevel(logging.DEBUG)
  87     handler = MinWiiStreamHandler()
  88     handler.setFormatter(logging.Formatter('APP %(message)s'))
  89     console.addHandler(handler)
  90
  91 def initEnvLogger() :
  92     global envLogger
  93     envLogger = logging.getLogger('minwii.env')
  94     envLogger.setLevel(logging.DEBUG)
  95     handler = MinWiiStreamHandler()
  96     handler.setFormatter(logging.Formatter('ENV %(message)s'))
  97     envLogger.addHandler(handler)
  98
  99
 100 def initEventLogger():
 101     _eventLogger = logging.getLogger('minwii.events')
 102     _eventLogger.setLevel(logging.INFO)
 103     _eventHandler = MinWiiStreamHandler()
 104     _eventFormatter = logging.Formatter(EventLoggerAdapter.FORMAT)
 105     _eventHandler.setFormatter(_eventFormatter)
 106     _eventLogger.addHandler(_eventHandler)
 107     _eventLogger.addFilter(EventFilter())
 108     global eventLogger
 109     eventLogger = EventLoggerAdapter(_eventLogger, {})
 110
 111 def initLoggers() :
 112     initAppConsole()
 113     initEnvLogger()
 114     initEventLogger()
 115
 116 initLoggers()