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<?php
namespace Bitrix\Landing\Node;
use Bitrix\Landing\History;
use Bitrix\Main\Web\DOM\StyleInliner;
class Embed extends \Bitrix\Landing\Node
{
protected const RATIO_CLASSES = [
'embed-responsive-16by9',
'embed-responsive-9by16',
'embed-responsive-4by3',
'embed-responsive-3by4',
'embed-responsive-21by9',
'embed-responsive-9by21',
'embed-responsive-1by1',
];
protected const CONTAINER_CLASS = 'embed-responsive';
/**
* Get class - frontend handler.
* @return string
*/
public static function getHandlerJS()
{
return 'BX.Landing.Node.Embed';
}
/**
* Save data for this node.
* @param \Bitrix\Landing\Block $block Block instance.
* @param string $selector Selector.
* @param array $data Data array.
* @return void
*/
public static function saveNode(\Bitrix\Landing\Block $block, $selector, array $data)
{
$doc = $block->getDom();
$resultList = $doc->querySelectorAll($selector);
$valueBefore = Embed::getNode($block, $selector);
foreach ($data as $pos => $value)
{
if (isset($resultList[$pos]))
{
if (isset($value['src']) && $value['src'])
{
if ($resultList[$pos]->getTagName() === 'IFRAME')
{
$resultList[$pos]->setAttribute('src', $value['src']);
}
else
{
$resultList[$pos]->setAttribute('data-src', $value['src']);
}
}
if (isset($value['source']) && $value['source'])
{
$resultList[$pos]->setAttribute('data-source', $value['source']);
}
// set ratio
if (
isset($value['ratio'], $value['src'])
&& $value['ratio'] && $value['src']
&& $valueBefore['src'] !== $value['src']
&& in_array($value['ratio'], self::RATIO_CLASSES)
)
{
$containerNode = $resultList[$pos]->getParentNode();
if ($containerNode && in_array(self::CONTAINER_CLASS, $containerNode->getClassList()))
{
$classes = $containerNode->getClassList();
$classes = array_diff($classes, self::RATIO_CLASSES);
$classes[] = $value['ratio'];
$containerNode->setClassList($classes);
}
}
// set preview image
$styles = [];
foreach (StyleInliner::getStyle($resultList[$pos]) as $key => $stylesValue)
{
if ($key !== 'background' && $key !== 'background-image')
{
$styles[] = "{$key}: {$stylesValue};";
}
}
if (isset($value['preview']) && $value['preview'])
{
$styles[] = "background-image: url('{$value['preview']}');";
$resultList[$pos]->setAttribute('data-preview', $value['preview']);
}
else
{
$resultList[$pos]->removeAttribute('data-preview');
}
$styles = implode(' ', $styles);
$resultList[$pos]->setAttribute('style', $styles);
}
if (History::isActive())
{
$history = new History($block->getLandingId(), History::ENTITY_TYPE_LANDING);
$history->push('EDIT_EMBED', [
'block' => $block,
'selector' => $selector,
'position' => (int)$pos,
'valueBefore' => $valueBefore[$pos],
'valueAfter' => $value,
]);
}
}
}
/**
* Get data for this node.
* @param \Bitrix\Landing\Block $block Block instance.
* @param string $selector Selector.
* @return array
*/
public static function getNode(\Bitrix\Landing\Block $block, $selector)
{
$data = array();
$doc = $block->getDom();
$resultList = $doc->querySelectorAll($selector);
foreach ($resultList as $pos => $res)
{
$ratio = '';
$containerNode = $res->getParentNode();
if ($containerNode && in_array(self::CONTAINER_CLASS, $containerNode->getClassList()))
{
$ratio = array_intersect($containerNode->getCLassList(), self::RATIO_CLASSES);
$ratio = empty($ratio) ? '' : array_shift($ratio);
}
$data[$pos] = array(
'src' => $res->getAttribute('data-src') ?: $res->getAttribute('src'),
'source' => $res->getAttribute('data-source'),
'preview' => $res->getAttribute('data-preview'),
'ratio' => $ratio,
);
}
return $data;
}
}