fixes #5209, appending node in Xml. Adds more test coverage form Xml class and adds removeNamespace for convenience.

git-svn-id: https://svn.cakephp.org/repo/branches/1.2.x.x@7505 3807eeeb-6ff5-0310-8944-8be069107fe0

cake/libs/xml.php

@@ -129,7 +129,19 @@ class XmlNode extends Object {
 		}
 		return false;
 	}
-
+/**
+ * Adds a namespace to the current node
+ *
+ * @param string $prefix The namespace prefix
+ * @param string $url The namespace DTD URL
+ * @return void
+ */
+	function removeNamespace($prefix) {
+		if (Xml::removeGlobalNs($prefix)) {
+			return true;
+		}
+		return false;
+	}
 /**
  * Creates an XmlNode object that can be appended to this document or a node in it
  *
@@ -184,9 +196,9 @@ class XmlNode extends Object {
 
 		if ($keyName !== null && !is_numeric($keyName)) {
 			$name = $keyName;
-		} elseif (isset($object->_name_) && !empty($object->_name_)) {
+		} elseif (!empty($object->_name_)) {
 			$name = $object->_name_;
-		} elseif (isset($object->name) && $object->name != null) {
+		} elseif (isset($object->name)) {
 			$name = $object->name;
 		} elseif ($options['format'] == 'attributes') {
 			$name = get_class($object);
@@ -375,15 +387,14 @@ class XmlNode extends Object {
 			return $return;
 		}
 
-		if (is_array($child) || is_object($child)) {
-			if (is_object($child) && is_a($child, 'XmlNode') && $this->compare($child)) {
+		if (is_object($child)) {
+			if ($this->compare($child)) {
 				trigger_error('Cannot append a node to itself.');
 				$return = false;
 				return $return;
 			}
-			if (is_array($child)) {
+		} else if (is_array($child)) {
 			$child = Set::map($child);
-			}
 			if (is_array($child)) {
 				if (!is_a(current($child), 'XmlNode')) {
 					foreach ($child as $i => $childNode) {
@@ -396,21 +407,24 @@ class XmlNode extends Object {
 				}
 				return $child;
 			}
-			if (!is_a($child, 'XmlNode')) {
-				$child = $this->normalize($child, null, $options);
+		} else {
+			$attributes = array();
+			if (func_num_args() >= 2) {
+				$attributes = func_get_arg(1);
 			}
+			$child =& $this->createNode($child, null, $attributes);
+		}
+
+		$child = $this->normalize($child, null, $options);
 
 		if (empty($child->namespace) && !empty($this->namespace)) {
 			$child->namespace = $this->namespace;
 		}
-		} elseif (is_string($child)) {
-			$attr = array();
-			if (func_num_args() >= 2 && is_array(func_get_arg(1))) {
-				$attributes = func_get_arg(1);
-			}
-			$document = $this->document();
-			$child =& $document->createElement($child, null, $attributes);
+
+		if (is_a($child, 'XmlNode')) {
+			$child->setParent($this);
 		}
+
 		return $child;
 	}
 /**
@@ -971,6 +985,21 @@ class Xml extends XmlNode {
 		}
 		return parent::addNamespace($prefix, $url);
 	}
+/**
+ * Removes a namespace to the current document
+ *
+ * @param string $prefix The namespace prefix
+ * @return void
+ */
+	function removeNamespace($prefix) {
+		if ($count = count($this->children)) {
+			for ($i = 0; $i < $count; $i++) {
+				$this->children[$i]->removeNamespace($prefix);
+			}
+			return true;
+		}
+		return parent::removeNamespace($prefix);
+	}
 /**
  * Return string representation of current object.
  *
@@ -1086,6 +1115,7 @@ class Xml extends XmlNode {
 		if (in_array($name, array_keys($_this->namespaces))) {
 			unset($_this->namespaces[$name]);
 			unset($this->namespaces[$name]);
+			return true;
 		} elseif (in_array($name, $_this->namespaces)) {
 			$keys = array_keys($_this->namespaces);
 			$count = count($keys);
@@ -1093,10 +1123,11 @@ class Xml extends XmlNode {
 				if ($_this->namespaces[$keys[$i]] == $name) {
 					unset($_this->namespaces[$keys[$i]]);
 					unset($this->namespaces[$keys[$i]]);
-					return;
+					return true;
 				}
 			}
 		}
+		return false;
 	}
 /**
  * Alias to Xml::removeNs
@@ -1104,8 +1135,8 @@ class Xml extends XmlNode {
  * @access public
  * @static
  */
-	function removeGlobalNamespace($name, $url = null) {
-		Xml::removeGlobalNs($name, $url);
+	function removeGlobalNamespace($name) {
+		return Xml::removeGlobalNs($name);
 	}
 /**
  * Sets/gets global XML options

cake/tests/cases/libs/xml.test.php

@@ -745,5 +745,37 @@ class XmlTest extends CakeTestCase {
 		));
 		$this->assertEqual($result, $expected);
 	}
+
+
+	function testAppend() {
+		$parentNode = new XmlNode('ourParentNode');
+		$parentNode->append( new XmlNode('ourChildNode'));
+		$first =& $parentNode->first();
+		$this->assertEqual($first->name, 'ourChildNode');
+
+		$string = 'ourChildNode';
+		$parentNode = new XmlNode('ourParentNode');
+		$parentNode->append($string);
+		$last =& $parentNode->last();
+		$this->assertEqual($last->name, 'ourChildNode');
+	}
+
+
+	function testNamespacing() {
+		$node = new Xml('<xml></xml>');
+		$node->addNamespace('cake', 'http://cakephp.org');
+		$this->assertEqual($node->toString(), '<xml xmlns:cake="http://cakephp.org" />');
+
+		$this->assertTrue($node->removeNamespace('cake'));
+		$this->assertEqual($node->toString(), '<xml />');
+
+
+		$node = new Xml('<xml xmlns:cake="http://cakephp.org" />');
+		$this->assertTrue($node->removeNamespace('cake'));
+		$this->assertEqual($node->toString(), '<xml />');
+
+		$node->addNamespace('cake', 'http://cakephp.org');
+		$this->assertEqual($node->toString(), '<xml xmlns:cake="http://cakephp.org" />');
+	}
 }
 ?>