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<?php |
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namespace EventEspresso\core\domain\values\assets; |
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use EventEspresso\core\domain\DomainInterface; |
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use EventEspresso\core\exceptions\InvalidDataTypeException; |
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/** |
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* Class BrowserAsset |
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* An asset that gets sent to the browser such as a Javascript or CSS |
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* |
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* @package EventEspresso\core\domain\values\assets |
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* @author Brent Christensen |
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* @since $VID:$ |
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*/ |
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abstract class BrowserAsset extends Asset |
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{ |
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/** |
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* @var string $source |
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*/ |
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private $source; |
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/** |
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* @var array $dependencies |
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*/ |
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private $dependencies; |
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/** |
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* @var string $version |
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*/ |
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private $version; |
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/** |
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* Asset constructor. |
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* |
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* @param string $type |
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* @param string $handle |
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* @param string $source |
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* @param array $dependencies |
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* @param DomainInterface $domain |
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* @throws InvalidDataTypeException |
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*/ |
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public function __construct($type, $handle, $source, array $dependencies, DomainInterface $domain) |
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{ |
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parent::__construct($type, $handle, $domain); |
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$this->setSource($source); |
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$this->setDependencies($dependencies); |
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} |
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/** |
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* @since $VID:$ |
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*/ |
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abstract public function enqueueAsset(); |
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/** |
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* @return array |
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*/ |
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public function dependencies() |
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{ |
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return $this->dependencies; |
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} |
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/** |
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* @param array $dependencies |
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*/ |
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private function setDependencies(array $dependencies) |
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{ |
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$this->dependencies = $dependencies; |
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} |
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/** |
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* @since $VID:$ |
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* @return bool |
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*/ |
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public function hasDependencies() |
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{ |
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return count($this->dependencies) > 0; |
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} |
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/** |
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* @return string |
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*/ |
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public function source() |
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{ |
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return $this->source; |
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} |
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/** |
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* @param string $source |
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* @throws InvalidDataTypeException |
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*/ |
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private function setSource($source) |
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{ |
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if (! is_string($source)) { |
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throw new InvalidDataTypeException( |
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'$source', |
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$source, |
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'string' |
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); |
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} |
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$this->source = $source; |
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} |
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/** |
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* @return string |
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* @throws InvalidDataTypeException |
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*/ |
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public function version() |
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{ |
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// if version is NOT set and this asset was NOT built for distribution, |
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// then set the version equal to the EE core plugin version |
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if ( |
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$this->version === null |
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&& ( |
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substr($this->source, -8) !== Asset::FILE_EXTENSION_DISTRIBUTION_JS |
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|| substr($this->source, -9) !== Asset::FILE_EXTENSION_DISTRIBUTION_CSS |
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) |
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) { |
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$this->setVersion(); |
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} |
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return $this->version; |
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} |
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/** |
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* @param string $version |
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* @return BrowserAsset |
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* @throws InvalidDataTypeException |
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*/ |
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public function setVersion($version = EVENT_ESPRESSO_VERSION) |
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{ |
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if (! is_string($version)) { |
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throw new InvalidDataTypeException( |
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'$version', |
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$version, |
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'string' |
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); |
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} |
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$this->version = $version; |
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return $this; |
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} |
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} |
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eventespresso /
event-espresso-core
