function management()
{
$out = array();
// carry along all the completed forms as hidden fields
foreach ($this->completed as $prev_form) {
foreach ($prev_form->fields as $name => $field) {
$bf = new BoundField($prev_form, $field, $name);
$out[] = $bf->as_hidden();
}
}
// output step
$hidden = new HiddenInput();
$out[] = $hidden->render($this->step_field, $this->step);
return join("\n", $out);
}
public function render($tag = 'p')
{
$openTag = '<' . $tag . '>';
$closeTag = '</' . $tag . '>';
$html = array();
$hiddenFields = array();
foreach ($this->fields as $name => $field) {
$bf = new BoundField($this, $field, $name);
if ($bf->isHidden) {
$hiddenFields[] = $bf->render();
} else {
$err = !$bf->error ? '' : '<span class="error">' . $bf->error . '</span>';
$html[] = $openTag . $bf->labelTag . $bf->render() . $err . $closeTag;
}
}
if (!empty($hiddenFields)) {
$html[] = implode("\n", $hiddenFields);
}
return implode("\n", $html);
}
