X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=sql-edition%2Fservers%2FSnackConfig.py;fp=sql-edition%2Fservers%2FSnackConfig.py;h=e608f8143dda792f829d719804240f7f484d1449;hb=3b9f8220a4e4604a4d05fdbca2ff98719769f1bb;hp=0000000000000000000000000000000000000000;hpb=bf6527c2a53d2cdbc7f721006a62cbff377f9ff8;p=zanchey%2Fdispense2.git

diff --git a/sql-edition/servers/SnackConfig.py b/sql-edition/servers/SnackConfig.py
new file mode 100755
index 0000000..e608f81
--- /dev/null
+++ b/sql-edition/servers/SnackConfig.py
@@ -0,0 +1,77 @@
+#!/usr/bin/env python
+
+class VendingException( Exception ): pass
+
+FILENAME="snacks.conf"
+
+def parse_line( l ):
+	toks = l.strip().split()
+	if not len( toks ):
+		return
+
+	if toks[0][:1] == '#':
+		return
+
+	if len( toks ) < 4:
+		raise VendingException( "Bad line '%s' in snack config file, too few items" % l )
+
+	# price
+	try:
+		price = int( toks[0] )
+	except ValueError:
+		raise VendingException( "Bad line '%s' in snack config file, bad price" % l)
+
+	# slots
+	slots = toks[1].split(",")
+	for s in slots:
+		if len(s) != 2:
+			raise VendingException( "Bad line %s' in snack config file, bad slot '%s'" % (l, s) )
+	
+	# shortname for dispense
+	shortname = toks[2]
+
+	# name
+	name = ' '.join( toks[3:] )
+
+	return ( price, slots, shortname, name )
+
+def get_snacks( filename = FILENAME ):
+
+	snacks = []
+	try:
+		f = file( filename )
+		snacks = filter( bool, map( parse_line, f ) )
+	except IOError, e:
+		raise VendingException( e )
+
+	ret = {}
+	for price, slots, shortname, name in snacks:
+			for s in slots:
+					ret[s] = (price, shortname, name)
+
+	return ret
+
+def get_snack( slot ):
+	
+	snacks = get_snacks()
+	if slot not in key:
+		raise VendingException( "Slot '%s' isn't in config file" % slot )
+	
+	return snacks[slot]
+
+def get_price( slot ):
+		p, sn, n = get_snacks( slot )
+		return p
+
+def get_name( slot ):
+		p, sn, n = get_snacks( slot )
+		return n
+
+def get_short_name( slot ):
+		p, sn, n = get_snacks( slot )
+		return sn
+
+if __name__ == '__main__':
+	snacks = get_snacks()
+
+	print snacks