inheritance part2

pythonrewrite/bin2/CryptoBox.py

@@ -21,28 +21,56 @@ except:
 import types
 import unittest
 
-
 CONF_LOCATIONS = [
 	"./cryptobox.conf",
 	"~/.cryptobox.conf",
 	"/etc/cryptobox/cryptobox.conf"]
 
+class CryptoBox:
+	'''this class rules them all!
 
-class CryptoBoxProps:
+	put things like logging, conf and oter stuff in here,
+	that might be used by more classes, it will be passed on to them'''
+	def __init__(self):
+		self.initLogging()
+		pass
+
+	def initLogging(self):	
+		'''initialises the logging system
+		
+		use it with: 'self.log.[debug|info|warning|error|critical](logmessage)'
+		from all classes the inherited from CryptoBox
+
+		TODO: read the logfile from the config - this is a hen-egg problem
+		i would prefer start logging to stdout, read the config and redirect
+		logging to the logfile found in the config [a] '''
+		## basicConfig(...) needs python >= 2.4
+		logging.basicConfig(level=logging.DEBUG,
+								format='%(asctime)s %(module)s %(levelname)s %(message)s',
+								filename='./cryptobox.log',
+								filemode='w')
+		self.log = logging.getLogger("CryptoBoxProps")
+		self.log.info("loggingsystem is up'n running")
+
+	def cbx_inheritance_test(self):
+		print "you lucky widow"
+
+
+class CryptoBoxProps(CryptoBox):
 	'''Get and set the properties of a CryptoBox
 
 	This class contains all available devices that may be accessed.
 	All properties of the cryptobox can be accessed by this class.
 	'''
 
-
 	def __init__(self, conf_file=None):
 		'''read config and fill class variables'''
 		"enable it again - or remove the priv-dropping"
 		#if os.geteuid() != 0:
 		#	sys.stderr.write("You need to be root to run this program!\n")
 		#	sys.exit(1)
-		self.initLogging()
+
+		#self.cbx_inheritance_test()
 		if conf_file == None:
 			for f in CONF_LOCATIONS:
 				if os.path.exists(os.path.expanduser(f)):
@@ -82,21 +110,6 @@ class CryptoBoxProps:
 			if self.isDeviceAllowed(device):
 				self.containers.append(CryptoBoxContainer.CryptoBoxContainer(device, self))
 
-
-	def initLogging(self):	
-		'''initialises the logging system
-		
-		use it with:
-		'self.log.[debug|info|warning|error|critical](logmessage)'''
-		## basicConfig(...) needs python >= 2.4
-		logging.basicConfig(level=logging.DEBUG,
-								format='%(asctime)s %(module)s %(levelname)s %(message)s',
-								#TODO: read the logfile from the config
-								filename='./cryptobox.log',
-								filemode='w')
-		self.log = logging.getLogger("CryptoBoxProps")
-		self.log.info("loggingsystem is up'n running")
-
 	def isDeviceAllowed(self, devicename):
 		"check if a device is white-listed for being used as cryptobox containers"
 		"TODO: broken!"

pythonrewrite/bin2/CryptoBoxWebserver.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 import os,sys
 import CryptoBox
+
 try:
 	import cherrypy
 except: 
@@ -11,38 +12,28 @@ try:
 except:
 	print "could not import clearsilver modules! Try apt-get install python-clearsilver."
 	
-class clearsilver:
-	def __init__(self):
-		pass
-		
-		
-	def render(self,cs_path,settings = {},hdf_path = ""):
-		"""
-		render a clearsilver template and return the result.
-		gets:
-		- path to clearsilver template
-		- dictionary with settings (optional)
-		- path to hdf dataset (optional)
-		"""
-		
-		hdf=neo_util.HDF()
-		if hdf_path != "":
-			hdf.readFile(hdf_path)
-		for key in settings.keys():
-			hdf.setValue(key,str(settings[key]))
-		cs= neo_cs.CS(hdf)
-		cs.parseFile(cs_path)
-		return cs.render()
 	
+class CryptoBoxSite:
+	'''this is the motherclass of all cbx sites
 
-class CryptoBoxSite(CryptoBox.CryptoBoxProps):
+	put the stuff in her, that every site will need access to'''
+	def print_foo(self):
+		'''a stupid demo method'''
+		self.cbx_inheritance_test()
+		print "fooooooooooooobaaaaaaaaaaaaaaaaaaaar"
+		
+
+class CryptoBoxSites(CryptoBox.CryptoBoxProps, CryptoBoxSite):
+	'''
+	'''
 	def index(self,action="show_status",page="",weblang="",device="", type=""):
 
 		#PROPOSAL:
 		#cherrypy could create nice paths like http://crypto.box/doc/, 
 		#but that would require an update of the links in the templates.
-		#is the style worth it?
+		#is the style worth it? - yes :)
 
+		self.print_foo() # this method was inherited by CryptoBoxSite, be careful not to overwrite methods unwanted..
 
 		#sanitize input
 		page = self.sanitize_input(page)
@@ -150,7 +141,7 @@ class CryptoBoxSite(CryptoBox.CryptoBoxProps):
 			
 		
 		#go render stuff
-		cs = clearsilver()
+		cs = CryptoBoxRenderSite()
 		content = cs.render(TemplateDir+"/main.cs",settings,LangDir+"/"+Language+".hdf")
 		return content
 
@@ -160,19 +151,40 @@ class CryptoBoxSite(CryptoBox.CryptoBoxProps):
 		return data
 	index.exposed = True
 
+
+class CryptoBoxRenderSite:
+	def render(self,cs_path,settings = {},hdf_path = ""):
+		"""
+		render a clearsilver template and return the result.
+		gets:
+		- path to clearsilver template
+		- dictionary with settings (optional)
+		- path to hdf dataset (optional)
+		"""
+		
+		hdf=neo_util.HDF()
+		if hdf_path != "":
+			hdf.readFile(hdf_path)
+		for key in settings.keys():
+			hdf.setValue(key,str(settings[key]))
+		cs= neo_cs.CS(hdf)
+		cs.parseFile(cs_path)
+		return cs.render()
+
 ##############################################################
 
-cherrypy.root = CryptoBoxSite()
-#expose static content:
-#I currently have no idea how to cleanly extract the stylesheet path from 
-#the config object without an extra CryptoBox.CryptoBoxProps instance.
-#perhaps put config handling into a seperate class in CryptoBox.py?
-cherrypy.config.configMap.update(
-	{ 
-	"/cryptobox.css": { 
-			"staticFilter.on" : True, 
-			"staticFilter.file": os.path.abspath("../www-data/cryptobox.css" )
+if __name__ == "__main__":
+	cherrypy.root = CryptoBoxSites()
+	#expose static content:
+	#I currently have no idea how to cleanly extract the stylesheet path from 
+	#the config object without an extra CryptoBox.CryptoBoxProps instance.
+	#perhaps put config handling into a seperate class in CryptoBox.py?
+	cherrypy.config.configMap.update(
+		{ 
+		"/cryptobox.css": { 
+				"staticFilter.on" : True, 
+				"staticFilter.file": os.path.abspath("../www-data/cryptobox.css" )
 			}
 	})
-cherrypy.server.start()
+	cherrypy.server.start()