/**
* Apply the preset to the given component.
*
* @param Component $component
*/
function apply(Component $component)
{
if ($this->props) {
$component->props->applyDefaults($this->props);
}
if ($this->unset) {
foreach ($this->unset as $prop) {
unset($component->props->{$prop});
}
}
if ($this->content) {
$component->removeChildren();
Metadata::compile($this->content, $component);
}
if ($this->prepend) {
Metadata::compile($this->prepend, $component, true);
}
if ($this->append) {
Metadata::compile($this->append, $component);
}
}
/**
* Returns the value converted to a the data type required by the specified property.
*
* @param string $name
* @param mixed $v
* @return bool|float|int|null|string|\Traversable
* @throws ComponentException
*/
function typecastPropertyValue($name, $v)
{
if ($this->isScalar($name) && $this->isEnum($name)) {
$this->validateEnum($name, $v);
}
$type = $this->getTypeOf($name);
if ($type && !type::validate($type, $v)) {
throw new ComponentException($this->component, sprintf("%s is not a valid value for the <kbd>{$name}</kbd> property, which is of type <kbd>%s</kbd>", is_scalar($v) ? sprintf("The %s<kbd>%s</kbd>", typeOf($v), var_export($v, true)) : sprintf("A value of PHP type <kbd>%s</kbd>", typeOf($v)), type::getNameOf($type)));
}
// A special case for content type properties:
// Convert a content property specified as attribute=string to a format equivalent to the one generated by
// <subtag>string</subtag>
if ($type == type::content && is_string($v)) {
$content = new Metadata($this->component->context, $name, type::metadata);
$content->setChildren([Text::from($this->component->context, $v)]);
return $content;
}
return type::typecast($type, $v);
}
function getDefaultValue($name)
{
if (!$this->macroInstance) {
$this->noMacro();
}
$param = $this->macroInstance->getParameter($name, $found);
if (!$found) {
throw new ComponentException($this->component, "Undefined macro parameter <kbd>{$name}</kbd>.\n<p>Available parameters: <b>" . implode(', ', $this->component->props->getPropertyNames()) . '</b>');
}
$v = $param->getComputedPropValue('default');
if (isset($v) && $v !== '' && $param->props->type == 'content') {
$meta = new Metadata($this->macroInstance->context, ucfirst($name), type::content);
$meta->attachTo($this->component);
$meta->addChild(Text::from($this->macroInstance->context, $v));
return $meta;
}
return $v;
}
private function subtag_createSlotSubcontent($name, $tagName, array $attributes = null, array $bindings = null)
{
$param = $this->current;
$this->current = $subparam = new Metadata($param->context, $tagName, $this->metadataContainer->type, $attributes);
$subparam->setBindings($bindings);
$param->addChild($subparam);
}
