1 files changed, 119 insertions, 0 deletions
diff --git a/webapps/qooxdoo-0.6.3-sdk/frontend/framework/tool/modules/variableoptimizer.py b/webapps/qooxdoo-0.6.3-sdk/frontend/framework/tool/modules/variableoptimizer.py
new file mode 100755
index 0000000000..6fa148dd5d
--- /dev/null
+++ b/webapps/qooxdoo-0.6.3-sdk/frontend/framework/tool/modules/variableoptimizer.py
@@ -0,0 +1,119 @@
+#!/usr/bin/env python
+
+import tree, mapper
+
+def search(node, found, level=0, prefix="$", register=False, debug=False):
+  if node.type == "function":
+    if register:
+      name = node.get("name", False)
+      if name != None and not name in found:
+        # print "Name: %s" % funcName
+        found.append(name)
+
+    foundLen = len(found)
+    register = True
+
+    if debug:
+      print "\n%s<scope line='%s'>" % (("  " * level), node.get("line"))
+
+  # e.g. func(name1, name2);
+  elif register and node.type == "variable" and node.hasChildren() and len(node.children) == 1:
+    if node.parent.type == "params" and node.parent.parent.type != "call":
+      first = node.getFirstChild()
+
+      if first.type == "identifier":
+        name = first.get("name")
+
+        if not name in found:
+          found.append(name)
+
+  # e.g. var name1, name2 = "foo";
+  elif register and node.type == "definition":
+    name = node.get("identifier", False)
+
+    if name != None:
+      if not name in found:
+        found.append(name)
+
+  # Iterate over children
+  if node.hasChildren():
+    if node.type == "function":
+      for child in node.children:
+        search(child, found, level+1, prefix, register, debug)
+
+    else:
+      for child in node.children:
+        search(child, found, level, prefix, register, debug)
+
+  # Function closed
+  if node.type == "function":
+
+    # Debug
+    if debug:
+      for item in found:
+        print "  %s<item>%s</item>" % (("  " * level), item)
+      print "%s</scope>" % ("  " * level)
+
+    # Iterate over content
+    # Replace variables in current scope
+    update(node, found, prefix, debug)
+    del found[foundLen:]
+
+
+
+def update(node, found, prefix="$", debug=False):
+  # Handle all identifiers
+  if node.type == "identifier":
+
+    isFirstChild = False
+    isVariableMember = False
+
+    if node.parent.type == "variable":
+      isVariableMember = True
+      varParent = node.parent.parent
+
+      if not (varParent.type == "right" and varParent.parent.type == "accessor"):
+        isFirstChild = node.parent.getFirstChild(True, True) == node
+
+    elif node.parent.type == "identifier" and node.parent.parent.type == "accessor":
+      isVariableMember = True
+      accessor = node.parent.parent
+      isFirstChild = accessor.parent.getFirstChild(True, True) == accessor
+
+    # inside a variable parent only respect the first member
+    if not isVariableMember or isFirstChild:
+      idenName = node.get("name", False)
+
+      if idenName != None and idenName in found:
+        replName = "%s%s" % (prefix, mapper.convert(found.index(idenName)))
+        node.set("name", replName)
+
+        if debug:
+          print "  - Replaced '%s' with '%s'" % (idenName, replName)
+
+  # Handle variable definition
+  elif node.type == "definition":
+    idenName = node.get("identifier", False)
+
+    if idenName != None and idenName in found:
+      replName = "%s%s" % (prefix, mapper.convert(found.index(idenName)))
+      node.set("identifier", replName)
+
+      if debug:
+        print "  - Replaced '%s' with '%s'" % (idenName, replName)
+
+  # Handle function definition
+  elif node.type == "function":
+    idenName = node.get("name", False)
+
+    if idenName != None and idenName in found:
+      replName = "%s%s" % (prefix, mapper.convert(found.index(idenName)))
+      node.set("name", replName)
+
+      if debug:
+        print "  - Replaced '%s' with '%s'" % (idenName, replName)
+
+  # Iterate over children
+  if node.hasChildren():
+    for child in node.children:
+      update(child, found, prefix, debug)