/**
* get HTML page header depending on current required files meta
* and dojo required components
*
* @return string header tag contents (without the header tag itself)
*/
function theme_head()
{
$CI =& get_instance();
$head = theme_meta() . theme_title() . theme_css();
if (!$CI->config->item('js_at_foot')) {
$head .= theme_js() . theme_dojo();
}
return $head;
}
/**
* @param string|array $titles
* @param string $separator
* @return string
*/
public function title($titles = '', $use_root = true, $separator = '»')
{
if (!empty($titles)) {
$separator = ' ' . trim($separator) . ' ';
$titles = (array) $titles;
if ($use_root) {
array_unshift($titles, $this->titleRoot);
}
$this->title = implode($separator, $titles);
add_filter('open_graph_tags_before_render', new CallableObject(function ($data) {
$data['og:title'] = theme_title();
return $data;
}));
}
return $this->title;
}
