/**
* Take a multidimensional array of contents and flattens it.
* Also make sure FluentHtmlElement objects are cloned and have their parent set to the current object.
*
* @param string|Htmlable|FluentHtmlElement|array|Arrayable $html_contents,...
* @return Collection of contents that are ok to insert into a FluentHtmlElement element
*/
protected function prepareContentsForInsertion($html_contents)
{
return HtmlBuilder::flatten(func_get_args())->map(function ($item) {
if ($item instanceof FluentHtmlElement) {
$original_id = $item->getAttribute('id');
if ($item->hasParent()) {
$item = clone $item;
}
$item->setParent($this);
if ($item->getAttribute('id') != $original_id) {
$item->withId($original_id);
}
}
return $item;
})->filter(function ($item) {
//Filter out empty strings and false values
return isset($item) and '' !== $item and false !== $item;
});
}
public function withSelectedOptions($options)
{
$this->selected_options = $this->selected_options->merge(HtmlBuilder::flatten(func_get_args()));
return $this;
}
public function testEmptyClassAttribute()
{
$this->assertEquals('<br>', HtmlBuilder::buildHtmlElement('br', ['class' => ['a' => false]]));
}
