import __main__, os, sys

class ZConfig:
	"""ZPublisher Configuration Object"""

	def __init__(self):
		d=self.__dict__
		for k,v in os.environ.items(): d[k]=v
		d.update(__main__.__dict__)

	def __getattr__(self,attr):
		if hasattr(self.__dict__,attr): return getattr(self.__dict__,attr)
		else: return self[attr]

	def get(self,*args): return apply(self.__dict__.get,args)

	__getitem__ = get

	def default(self,item,val): setattr(self,item,self.get(item,val))



me = sys.argv[0]	# The original executable

ZConfig = ZConfig()
ZConfig.default('PUBLISHED_MODULE',os.path.splitext(os.path.basename(me))[0])
ZConfig.default('INCLUDE_PATHS',[])

using_symlinks = 0
while me and os.stat(me) != os.lstat(me): me = os.readlink(me); using_symlinks = 1
if using_symlinks: ZConfig.default('MODULE_HOME',os.path.dirname(me))

if ZConfig.INCLUDE_PATHS:
	sys.path[0:0]=filter(lambda p,pp=sys.path: p not in pp, ZConfig.INCLUDE_PATHS)

if ZConfig.MODULE_HOME:
	cdir=os.path.join(ZConfig.MODULE_HOME,'Components')
	sys.path[0:0]=[ZConfig.MODULE_HOME,cdir,os.path.join(cdir,sys.platform)]

try:	import thread
except: ZConfig.USE_THREADS = 0			# Don't have threads?  Can't use 'em
else:	ZConfig.default('USE_THREADS',1)	# Do have 'em, don't have to use 'em
ZConfig.default('SINGLE_THREAD_PUBLISHER',1)	# Either way, assume the safe thing.

ZConfig.default('MAX_REQUESTS',-1)		# Infinite number of requests
ZConfig.default('MAX_LIFETIME',0)		# Infinite lifetime
ZConfig.default('IDLE_TIMEOUT',0)		# Infinite idle timeout

ZConfig.default('IIS_HACK', string.find(ZConfig.get('SERVER_SOFTWARE',''),'Microsoft-IIS') != -1)