Properly save and restore settings between sessions

src/base/bt/xm.py

@@ -37,8 +37,57 @@ def append(child,root=None):
 	root.appendChild(child)
 
 
+def child(root=None):
+	if root==None:
+		global document
+		if document == None:
+			return
+		return document.firstChild
+	return root.firstChild
+
+
+def children(root=None):
+	if root == None:
+		global document
+		if document == None:
+			return []
+		return document.childNodes
+	return root.childNodes
+
+
 def write(path):
 	global document
 	out = fopen(path,'w')
 	out.write(document.toprettyxml(indent=" "))
-	out.close()
+	out.close()
+
+
+def load(path):
+	global document
+	fin = fopen(path)
+	if fin == None:
+		return
+	document = xml.parse(fin)
+
+
+def isElm(node):
+	return node.nodeType == 1
+
+
+def isText(node):
+	return node.nodeType == 3
+
+
+def name(node):
+	return node.nodeName
+
+
+def value(node):
+	val = node.nodeValue.strip()
+	if val == "False":
+		return False
+	elif val == "True":
+		return True
+	elif val.isdigit() == True:
+		return int(val)
+	return val

src/base/manager.py

@@ -118,6 +118,7 @@ class Manager:
 
 	def restoresession(self):
 		path = self.findsession()
+		settings.load(path)
 		path = join(path,"enabled")
 		file = fopen(path)
 		self.restored = []

src/base/settings.py

@@ -127,6 +127,21 @@ def save(path):
 	xm.write(path)
 
 
+def load(path):
+	global settings
+	path = join(path,"settings")
+	xm.load(path)
+	elm = xm.child()
+	if elm == None:
+		return
+	for node in xm.children(elm):
+		if xm.isElm(node) == False:
+			continue
+		key = xm.name(node)
+		val = xm.child(node)
+		set(key,xm.value(val))
+
+
 # Set default values
 # Set verbose first so we can use write()
 set("VERBOSE", ('-v' in sys.argv) or ("--verbose" in sys.argv) )