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<?php |
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/** |
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* Quantum PHP Framework |
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* |
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* An open source software development framework for PHP |
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* |
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* @package Quantum |
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* @author Arman Ag. <[email protected]> |
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* @copyright Copyright (c) 2018 Softberg LLC (https://softberg.org) |
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* @link http://quantum.softberg.org/ |
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* @since 2.9.0 |
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*/ |
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namespace Quantum\Libraries\Asset; |
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use Quantum\Exceptions\AssetException; |
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use Quantum\Exceptions\LangException; |
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/** |
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* Class AssetManager |
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* @package Quantum\Libraries\Asset |
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*/ |
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class AssetManager |
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{ |
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/** |
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* CSS assets store |
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*/ |
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const CSS_STORE = 1; |
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/** |
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* JS assets store |
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*/ |
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const JS_STORE = 2; |
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/** |
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* Asset store |
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* @var Asset[] |
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*/ |
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private $store = []; |
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/** |
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* Published assets |
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* @var array |
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*/ |
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private $published = []; |
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/** |
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* Asset instance |
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* @var AssetManager|null |
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*/ |
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private static $instance = null; |
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/** |
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* AssetManager instance |
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* @return AssetManager|null |
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*/ |
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public static function getInstance(): ?AssetManager |
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{ |
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if (self::$instance == null) { |
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self::$instance = new self(); |
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} |
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return self::$instance; |
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} |
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/** |
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* Register assets |
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* @param Asset[] $assets |
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* @throws AssetException |
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* @throws LangException |
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*/ |
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public function register(array $assets) |
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{ |
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foreach ($assets as $asset) { |
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$this->registerAsset($asset); |
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} |
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} |
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/** |
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* Register single asset |
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* @param Asset $asset |
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* @throws AssetException |
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* @throws LangException |
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*/ |
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public function registerAsset(Asset $asset) |
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{ |
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if ($asset->getName()) { |
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foreach ($this->store as $storedAsset) { |
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if ($storedAsset->getName() == $asset->getName()) { |
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throw AssetException::nameInUse($asset->getName()); |
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} |
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} |
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} |
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$this->store[] = $asset; |
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} |
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/** |
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* Dumps the assets |
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* @param int $type |
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* @throws AssetException |
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* @throws LangException |
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*/ |
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public function dump(int $type) |
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{ |
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$this->publish(); |
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if (count($this->published[$type])) { |
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foreach ($this->published[$type] as $asset) { |
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echo $asset->tag() . PHP_EOL; |
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} |
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} |
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} |
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/** |
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* Gets the asset by name |
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* @param string $name |
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* @return Asset|null |
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*/ |
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public function get(string $name): ?Asset |
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{ |
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foreach ($this->store as $asset) { |
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if ($asset->getName() == $name) { |
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return $asset; |
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} |
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} |
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return null; |
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} |
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/** |
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* Asset url |
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* @param string $path |
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* @return string |
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*/ |
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public function url(string $path): string |
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{ |
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if (!parse_url($path, PHP_URL_HOST)) { |
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return base_url() . '/assets/' . $path; |
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} |
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return $path; |
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} |
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/** |
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* Publishes assets |
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* @throws AssetException |
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* @throws LangException |
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*/ |
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private function publish() |
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{ |
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if (empty($this->published)) { |
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if (!empty($this->store)) { |
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$this->setPriorityAssets(); |
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$this->setRegularAssets(); |
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} |
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ksort($this->published[self::CSS_STORE]); |
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ksort($this->published[self::JS_STORE]); |
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} |
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} |
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/** |
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* Sets assets with ordered position |
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* @throws AssetException |
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* @throws LangException |
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*/ |
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private function setPriorityAssets() |
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{ |
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foreach ($this->store as $asset) { |
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if ($asset->getPosition() != -1) { |
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if (isset($this->published[$asset->getType()][$asset->getPosition()])) { |
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throw AssetException::positionInUse($asset->getPosition(), $asset->getPath()); |
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} |
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$this->published[$asset->getType()][$asset->getPosition()] = $asset; |
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} |
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} |
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} |
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/** |
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* Sets assets without ordered position |
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*/ |
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private function setRegularAssets() |
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{ |
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foreach ($this->store as $asset) { |
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if ($asset->getPosition() == -1) { |
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$this->setPosition($asset, 0); |
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} |
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} |
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} |
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/** |
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* Sets the Position |
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* @param Asset $asset |
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* @param int $index |
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*/ |
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private function setPosition(Asset $asset, int $index) |
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{ |
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if (isset($this->published[$asset->getType()][$index])) { |
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$this->setPosition($asset, $index + 1); |
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} else { |
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$this->published[$asset->getType()][$index] = $asset; |
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} |
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} |
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} |
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softberg /
quantum-php-core
