/**
* Creates a child node of the current element.
* $content is optional.
*
* @access public
* @param string $name
* @param string $content
* @return resource
*
*/
function &addChild($name, $content = '')
{
// returns XMLNode object, stores internal pointer
$count = 0;
foreach ($this->children as $child) {
if ($name == $child->name) {
$count++;
}
}
$obj = new XMLNode($name, $content, $count, $this);
if ($this->propagateCallback) {
if ($this->callbackEnd) {
$obj->setCallback($this->callbackStart, $this->callbackEnd, $this->callbackObject);
} else {
$obj->setCallback($this->callbackStart, $this->callbackObject);
}
$obj->propagateCallback = true;
}
$this->children[] = $obj;
if (!isset($this->{'_' . $obj->name})) {
$this->{'_' . $obj->name} =& $this->children[count($this->children) - 1];
} elseif (!is_array($this->{'_' . $obj->name})) {
$tmp =& $this->{'_' . $obj->name};
unset($this->{'_' . $obj->name});
$this->{'_' . $obj->name} = array();
$this->{'_' . $obj->name}[] =& $tmp;
$this->{'_' . $obj->name}[] =& $this->children[count($this->children) - 1];
} else {
$this->{'_' . $obj->name}[] =& $this->children[count($this->children) - 1];
}
return $this->children[count($this->children) - 1];
}
