/**
* Renders the DOM or a section of the DOM
*
* @param $section The section to render, if $section equals NULL, all of the DOM will be rendered
* @return string
*/
function render($section = null)
{
$result = '';
if ($section) {
switch ($section) {
case '_head':
if (count($this->_data['_head']) > 0) {
$document = JFactory::getDocument();
foreach ($this->_data['_head'] as $headpart) {
// if this is a <script src=""></script> part
preg_match("/<script(.*)src=\"(.*)\"(.*)><\\/script>/isU", $headpart, $matches);
if (isset($matches[2])) {
$document->addScript($matches[2]);
continue;
}
// if this is a <script>var/function definitions</script> part
unset($matches);
preg_match("/<script(.*)>(.*)<\\/script>/isU", $headpart, $matches);
if (isset($matches[2])) {
$document->addScriptDeclaration($matches[2]);
continue;
}
// if this is a <link href="" rel="" ...></link> part
unset($matches);
preg_match("/<link(.*)href=\"(.*)\"(.*)\\/>/isU", $headpart, $matches);
if (isset($matches[2])) {
$href = $matches[2];
unset($matches);
preg_match("/<link(.*)type=\"(.*)\"(.*)\\/>/isU", $headpart, $matches);
if ($matches[2]) {
$type = $matches[2];
}
unset($matches);
preg_match("/<link(.*)rel=\"(.*)\"(.*)\\/>/isU", $headpart, $matches);
if (isset($matches[2])) {
$rel = $matches[2];
}
$document->addStyleSheet($href);
continue;
}
}
}
break;
case '_onload':
if (count($this->_data['_onload']) > 0) {
$document = JFactory::getDocument();
$myFunction = '
function doOneContentOnloadActions() {
';
foreach ($this->_data['_onload'] as $onloadpart) {
$myFunction .= $onloadpart;
}
$myFunction .= '
}
if(typeof(jQuery) !== "undefined") {
jQuery(document).ready(function(){
doOneContentOnloadActions()
});
}
else{
window.addEvent("domready", function(){
doOneContentOnloadActions()
});
}';
$document->addScriptDeclaration($myFunction);
}
break;
default:
$result = parent::render($section);
break;
}
} else {
foreach ($this->_data as $key => $section) {
$result .= $this->render($key);
}
}
return $result;
}