public function render()
{
//-------------------------------------------------------------
// No Render?
//-------------------------------------------------------------
if ($this->get_data('no-render') || defined('POFW_SKIP_RENDER') && POFW_SKIP_RENDER) {
return true;
}
//-------------------------------------------------------------
// JavaScript / CSS Add-in Files
//-------------------------------------------------------------
if (!empty($this->js_files)) {
$this->set_data('js_files', $this->js_files);
}
if (!empty($this->css_files)) {
$this->set_data('css_files', $this->css_files);
}
//-------------------------------------------------------------
// Escape Data (or not)
//-------------------------------------------------------------
if ($this->data_format == 'xml') {
foreach ($this->data as $dkey => &$dval) {
if (!isset($this->no_escape_elements[$dkey])) {
$dval = xml_escape_array($dval);
}
}
}
//-------------------------------------------------------------
// Create Data
//-------------------------------------------------------------
if ($this->data_format == 'xml') {
$data = array2xml($this->root_node, $this->data);
} else {
if ($this->data_format == 'json') {
$data = json_encode($this->data);
} else {
$data = $this->data;
}
}
//-------------------------------------------------------------
// Output
//-------------------------------------------------------------
if ($this->show_data_only) {
if (is_array($data)) {
print_array($data);
} else {
print $data;
}
return true;
} else {
$render_function = $this->get_data('render-function');
//----------------------------------------------------
// XML
//----------------------------------------------------
if ($this->data_format == 'xml') {
if ($render_function) {
return $render_function($data, $this->template);
} else {
if (file_exists($this->template)) {
return xml_transform($data, $this->template);
} else {
if (empty($this->template)) {
print "No template file has been specified.";
} else {
print "Invalid template file specified.";
}
}
}
} else {
if ($render_function) {
return $render_function($data, $this->template);
} else {
print "No valid render function was specified.";
}
}
}
return false;
}
function xml_escape_array($in_data)
{
if (is_array($in_data)) {
foreach ($in_data as $key => $item) {
$in_data[$key] = xml_escape_array($item);
}
return $in_data;
} else {
if ($in_data !== '' && !is_numeric($in_data)) {
return '<![CDATA[' . strip_cdata_tags($in_data) . ']]>';
} else {
if (is_numeric($in_data)) {
return $in_data;
} else {
return false;
}
}
}
}
