From b09a41f0891c041ad4fcecca59d03f52fe9ee9e8 Mon Sep 17 00:00:00 2001
From: rcoh <rcoh@mit.edu>
Date: Sat, 25 Dec 2010 16:32:29 -0500
Subject: some testcode that should be in the testing branch, but w/e.  A
 method to composite to xml trees, and a unit test to test it.

---
 util/Config.py | 46 ++++++++++++++--------------------------------
 1 file changed, 14 insertions(+), 32 deletions(-)

(limited to 'util')

diff --git a/util/Config.py b/util/Config.py
index 0349e3e..36ff104 100644
--- a/util/Config.py
+++ b/util/Config.py
@@ -1,4 +1,6 @@
-from xml.etree.ElementTree import ElementTree
+from xml.etree.ElementTree import *
+import xml
+import pdb
 import util.Strings as Strings
 classArgsMem = {}
 CONFIG_PATH = 'config/'
@@ -17,20 +19,26 @@ def loadConfigFile(fileName): #TODO: error handling etc.
             return config
     #except:
         return None
+def getElement(el):
+    if xml.etree.ElementTree.iselement(el):
+        return el
+    elif el.__class__ == ElementTree:
+        return el.getroot()
 def compositeXMLTrees(parentTree, overridingTree):
     #type checking -- convert ElementTrees to their root elements
+    parentTree = getElement(parentTree)
+    overridingTree = getElement(overridingTree)
     parentItems = parentTree.getchildren()
     overrideItems = overridingTree.getchildren()
     #first, lets figure out what tags we have in the override tree:
     tagCollection = [el.tag for el in overrideItems] #we can speed this up with a dict if necessary
-    overrideRoot = overridingTree.getroot()
     for item in parentItems:
         if not item.tag in tagCollection: #no override 
-            overrideRoot.insert(-1, item) #insert the new item at the end
+            overridingTree.insert(-1, item) #insert the new item at the end
         else:
             #do we merge or replace?
             intersectingElements = findElementsByTag(item.tag, overrideItems)
-            if len(intersectingItems) > 1:
+            if len(intersectingElements) > 1:
                 print 'ABUSE!'
             interEl = intersectingElements[0]
             mode = 'Replace'
@@ -42,8 +50,8 @@ def compositeXMLTrees(parentTree, overridingTree):
             if mode == 'Replace':
                 pass #we don't need to do anything
             if mode == 'Merge': 
-                pass #TODO: code this
-
+                interEl = compositeXMLTrees(item, interEl)
+    return overridingTree
 def findElementsByTag(tag, eList):
     return [el for el in eList if el.tag == tag]
 def fileToDict(fileName):
@@ -81,29 +89,3 @@ def generateArgDict(parentNode, recurse=False):
     if len(args.keys()) == 1 and recurse:
         return args[args.keys()[0]]
     return args
-def compositeXMLTrees(parentTree, overridingTree):
-    #type checking -- convert ElementTrees to their root elements
-    parentItems = parentTree.getchildren()
-    overrideItems = overridingTree.getchildren()
-    #first, lets figure out what tags we have in the override tree:
-    tagCollection = [el.tag for el in overrideItems] #we can speed this up with a dict if necessary
-    overrideRoot = overridingTree.getroot()
-    for item in parentItems:
-        if not item.tag in tagCollection: #no override 
-            overrideRoot.insert(-1, item) #insert the new item at the end
-        else:
-            #do we merge or replace?
-            intersectingElements = findElementsByTag(item.tag, overrideItems)
-            if len(intersectingItems) > 1:
-                print 'ABUSE!'
-            interEl = intersectingElements[0]
-            mode = 'Replace'
-            if Strings.OVERRIDE_BEHAVIOR in interEl.attrib:
-                mode = interEl.attrib[Strings.OVERRIDE_BEHAVIOR] 
-            if mode != 'Replace' and mode != 'Merge':
-                print 'Bad Mode.  Replacing'
-                mode = 'Replace'
-            if mode = 'Replace':
-                pass #we don't need to do anything
-            if mode = 'Merge': 
-                pass #TODO: code this
-- 
cgit v1.2.3