X-Git-Url: https://git.ucc.asn.au/?p=uccvend-vendserver.git;a=blobdiff_plain;f=sql-edition%2Fservers%2FIdler.py;h=e56f8d755d0bab59c251c2a05231f3fd72a1920b;hp=4efb56fe5b45226e96685e64eaaa12bddcf979c7;hb=5769169657fae81bc68c88c9fa19313acbb9e83f;hpb=c945258a9f4c89bf8f19108ed0ee2f477d5a9493

diff --git a/sql-edition/servers/Idler.py b/sql-edition/servers/Idler.py
index 4efb56f..e56f8d7 100755
--- a/sql-edition/servers/Idler.py
+++ b/sql-edition/servers/Idler.py
@@ -1,16 +1,32 @@
 #!/usr/bin/env python
 
-import string
+import string, time, popen2, os
+from random import random
+from MessageKeeper import MessageKeeper
+
+orderings = None
+
+IDLER_TEXT_SPEED=1.8
 
 class Idler:
 	def __init__(self, v):
 		self.v = v
 
 	def next(self):
+		"""Displays next stage of the idler"""
 		pass
 
 	def reset(self):
+		"""Resets the idler to a known intial state"""
 		pass
+	
+	def finished(self):
+		"""Returns True if the idler is considered finished"""
+		return False
+
+	def affinity(self):
+		"""How much we want this idler to be the next one chosen"""
+		return 1
 
 class TrainIdler(Idler):
 	def __init__(self, v):
@@ -74,8 +90,34 @@ class TrainIdler(Idler):
 	def reset(self):
 		self.idle_state = 0
 
+class OrderMaker:
+	def __init__(self, n=8):
+		self.n = n
+		self.a = []
+		self.u = []
+		self.s = []
+		for x in range(0,n):
+			self.u.append(False)
+		self.go()
+
+	def go(self):
+		from copy import deepcopy
+		if len(self.s) == self.n:
+			self.a.append(deepcopy(self.s))
+		else:
+			for x in range(0,self.n):
+				if self.u[x]: continue
+				self.s.append(x)
+				self.u[x] = True
+				self.go()
+				self.u[x] = False
+				self.s.pop()
+
+	def order(self):
+		return self.a
+
 class GrayIdler(Idler):
-	def __init__(self, v, one=None, zero=None):
+	def __init__(self, v, one=None, zero=None, reorder=0):
 		self.bits = 8
 		self.size = 1 << self.bits
 		self.i = 0
@@ -83,6 +125,10 @@ class GrayIdler(Idler):
 		self.v = v
 		self.one = one
 		self.zero = zero
+		self.reorder = reorder
+		global orderings
+		if not orderings:
+			orderings = OrderMaker().order()
 
 	def next(self):
 		output = self.do_next_state()
@@ -91,6 +137,12 @@ class GrayIdler(Idler):
 			output = string.replace(output, "0", self.zero)
 		if self.one:
 			output = string.replace(output, "1", self.one)
+		if self.reorder:
+			global orderings
+			newoutput = ""
+			for i in range(0,8):
+				newoutput += output[orderings[self.reorder][i]]
+			output = newoutput
 		self.v.display(" %8.8s " % (output))
 		self.i = (self.i + 1) % self.size
 
@@ -138,3 +190,91 @@ class GrayIdler(Idler):
 	def reset(self):
 		self.i = 0
 		self.grayCode = 0
+		if self.reorder:
+			self.reorder = int(random()*40319)+1
+
+
+class StringIdler(Idler):
+	def __init__(self, v, text="Hello Cruel World!  ",repeat=True):
+		self.v = v
+		self.mk = MessageKeeper(v)
+		self.text = self.clean_text(text) + "          "
+		
+		msg = [("",False, None),(self.text, repeat, IDLER_TEXT_SPEED)]
+		self.mk.set_messages(msg)
+
+	def clean_text(self, text):
+		# nothing like a bit of good clean text :)
+		valid = string.digits \
+			+ string.letters \
+			+ string.punctuation \
+			+ " "
+		# uppercase it
+		text = string.upper(text)
+		clean = ""
+		for char in text:
+			if char in valid:
+				clean = clean + char
+			else:
+				clean = clean + " "
+		return clean
+
+	def next(self):
+		self.mk.update_display()
+
+	def finished(self):	
+		return self.mk.done()
+
+class ClockIdler(Idler):
+	def __init__(self, v):
+		self.v = v
+		self.last = None
+
+	def next(self):
+		output = time.strftime("%H:%M:%S")
+		if output != self.last:
+			self.v.display(" %8.8s " % (output))
+			self.last = output
+
+	def affinity(self):
+		return 3 
+
+class FortuneIdler(StringIdler):
+	def __init__(self, v):
+		fortune = "/usr/games/fortune"
+		text = "I broke my wookie...."
+		if os.access(fortune,os.F_OK|os.X_OK):
+			(stdout, stdin) = popen2.popen2(fortune)
+			text = string.join(stdout.readlines())
+			stdout.close()
+			stdin.close()
+		StringIdler.__init__(self, v, text,repeat=False)
+
+	def affinity(self):
+		return 20
+
+class PipeIdler(StringIdler):
+	def __init__(self, v, command, args):
+		text = "I ate my cookie...."
+		if os.access(command,os.F_OK|os.X_OK):
+			(stdout, stdin) = popen2.popen2(command+' '+args)
+			text = string.join(stdout.readlines())
+			stdout.close()
+			stdin.close()
+		StringIdler.__init__(self, v, text,repeat=False)
+
+	def affinity(self):
+		return 20
+
+class FileIdler(StringIdler):
+	def __init__(self, v, thefile=None, repeat=False):
+		text = "I broke my wookie...."
+
+		if file and os.access(thefile,os.F_OK|os.R_OK):
+			f = file(thefile,'r')
+			text = string.join(f.readlines())
+			f.close()
+		StringIdler.__init__(self, v, text,repeat=repeat)
+
+	def affinity(self):
+		return 8