builder.php

См. документацию.

<?php
 
namespace Bitrix\Landing\Assets;
 
use Bitrix\Main\ArgumentException;
use Bitrix\Main\ArgumentTypeException;
use Bitrix\Main;
 
 
abstract class Builder
{
    protected const TYPE_STANDART = 'STANDART';
    protected const TYPE_WEBPACK = 'WEBPACK';
 
    protected const PACKAGE_NAME = 'landing_assets';

    protected $resources;
    protected $normalizedResources = [];
    protected $landingId = 0;

    public function __construct(ResourceCollection $resources)
    {
        if ($resources instanceof ResourceCollection)
        {
            $this->resources = $resources;
        }
        else
        {
            throw new ArgumentTypeException($resources, 'ResourceCollection');
        }
    }

    public static function createByType(ResourceCollection $resources, string $type): ?Builder
    {
        switch ($type)
        {
            case self::TYPE_STANDART:
                return new StandartBuilder($resources);
 
            case self::TYPE_WEBPACK:
                return new WebpackBuilder($resources);
 
            default:
                throw new ArgumentException("Unknown landing asset builder type `$type`.");
        }
    }

    public function attachToLanding(int $lid): void
    {
        $this->landingId = (int)$lid;
    }

    abstract public function setOutput();

    public function getOutput(): array
    {
        $this->normalizeResources();
 
        return $this->normalizedResources;
    }
 
    abstract protected function normalizeResources();
 
    protected function initResourcesAsJsExtension(array $resources, $extName = null): void
    {
        if (!$extName)
        {
            $extName = self::PACKAGE_NAME;
        }
        $extFullName = $extName . '_' . md5(serialize($resources));
 
        $resources = array_merge($resources, [
            'bundle_js' => $extFullName,
            'bundle_css' => $extFullName,
            'skip_core' => true,
        ]);
        \CJSCore::registerExt($extName, $resources);
        \CJSCore::Init($extName);
    }

    protected function setStrings(): void
    {
        foreach ($this->resources->getStrings() as $string)
        {
            Main\Page\Asset::getInstance()->addString($string, false, Main\Page\AssetLocation::AFTER_JS);
        }
    }
}