[ADD/MOD] XMPP->Matrix media bridge, small cleanup

src/XML/Elements.c

@@ -131,3 +131,26 @@ XMLookForUnique(XMLElement *parent, char *tag)
 
     return NULL;
 }
+XMLElement *
+XMLookForTKV(XMLElement *parent, char *tag, char *k, char *v)
+{
+    size_t i;
+
+    if (!parent || !tag || !k || !v)
+    {
+        return NULL;
+    }
+
+    for (i = 0; i < ArraySize(parent->children); i++)
+    {
+        XMLElement *child = ArrayGet(parent->children, i);
+        HashMap *attrs = child->attrs;
+        char *value = HashMapGet(attrs, k);
+        if (StrEquals(child->name, tag) && StrEquals(value, v))
+        {
+            return child;
+        }
+    }
+
+    return NULL;
+}

src/XML/Parser.c

@@ -5,7 +5,6 @@
 XMLElement *
 XMLDecode(Stream *stream, bool autofree)
 {
-    /* TODO: Use the existing SAX parser to decode everything */
 #define push(x) ArrayAdd(stack, x)
 #define pop(x)  ArrayDelete(stack, ArraySize(stack) - 1)
 #define peek(x)  ArrayGet(stack, ArraySize(stack) - 1)
@@ -14,6 +13,7 @@ XMLDecode(Stream *stream, bool autofree)
     XMLElement *ret = NULL;
     XMLElement *top;
     char *key, *val;
+    size_t i;
 
     Array *stack;
 
@@ -85,6 +85,15 @@ XMLDecode(Stream *stream, bool autofree)
         event = NULL;
     }
     XMLFreeEvent(event);
+    for (i = 0; i < ArraySize(stack); i++)
+    {
+        XMLElement *e = ArrayGet(stack, i);
+        if (e == ret)
+        {
+            continue;
+        }
+        XMLFreeElement(e);
+    }
     ArrayFree(stack);
     XMLFreeLexer(lexer);
     return ret;
@@ -158,8 +167,6 @@ XMLEncodeTag(Stream *stream, XMLElement *element)
 void
 XMLEncode(Stream *stream, XMLElement *element)
 {
-    /* TODO: Write the entire XML element. This shouldn't be
-     * too hard. */
     if (!stream || !element)
     {
         return;