/**
* Generates an opening HTML form tag.
*
* @param string $action form action
* @param string $method Method GET|POST|PUT|DELETE
* @param array $attributes html attributes
* @return string
*/
public static function open($action = NULL, $method = 'POST', array $attributes = NULL)
{
if ($action === NULL) {
// Use the current URI
$action = '/' . Request::instance()->uri();
}
if ($action === '') {
// Use only the base URI
$action = URL::base();
} elseif (strpos($action, '://') === FALSE) {
// Make the URI absolute
$action = URL::site($action);
}
// Add the form action to the attributes
$attributes['action'] = $action;
// Form method is always POST
$attributes['method'] = 'post';
return '<form' . HTML::attributes($attributes) . '>' . PHP_EOL . static::hidden('__method', $method);
}
/**
* Holds subdomain if used. Will select first item in the url exploded on the dot (.)
* @return string Get current subdomain, or FALSE if not isset
*/
public function subdomain()
{
$urlSegments = parse_url(URL::base());
$urlHostSegments = explode('.', $urlSegments['host']);
return (count($urlHostSegments) > 2 and $urlHostSegments[0] !== 'www') ? $urlHostSegments[0] : false;
}
/**
* Creates a image link.
*
* @param string file name
* @param array default attributes
* @return string
*/
public static function image($file, array $attributes = NULL)
{
if (strpos($file, '://') === FALSE) {
// Add the base URL
$file = URL::base(FALSE) . $file;
}
// Add the image link
$attributes['src'] = $file;
return '<img' . HTML::attributes($attributes) . ' />';
}
