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<?php |
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/** |
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* @package Mailcode |
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* @subpackage Translator |
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*/ |
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declare(strict_types=1); |
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namespace Mailcode; |
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use AppUtils\ClassHelper; |
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use Mailcode\Translator\Syntax\ApacheVelocitySyntax; |
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use Mailcode\Translator\Syntax\HubLSyntax; |
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use Mailcode\Translator\SyntaxInterface; |
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/** |
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* Used to translate mailcode syntax to other syntaxes. |
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* |
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* @package Mailcode |
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* @subpackage Translator |
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* @author Sebastian Mordziol <[email protected]> |
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*/ |
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class Mailcode_Translator |
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{ |
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public const ERROR_INVALID_SYNTAX_NAME = 73001; |
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/** |
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* @var array<string,SyntaxInterface> |
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*/ |
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private array $syntaxes = array(); |
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private static ?Mailcode_Translator $instance = null; |
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public static function create() : Mailcode_Translator |
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{ |
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if(is_null(self::$instance)) { |
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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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public function __construct() |
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{ |
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foreach($this->resolveSyntaxClasses() as $class) { |
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$syntax = new $class(); |
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$this->syntaxes[$syntax->getTypeID()] = $syntax; |
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} |
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} |
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/** |
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* Creates an instance of the specified syntax. |
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* |
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* @param string $name The name of the syntax, e.g. {@see ApacheVelocitySyntax::SYNTAX_NAME}. |
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* @return SyntaxInterface |
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*/ |
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public function createSyntax(string $name) : SyntaxInterface |
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{ |
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if(isset($this->syntaxes[$name])) { |
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return $this->syntaxes[$name]; |
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} |
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throw new Mailcode_Exception( |
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'Invalid translation syntax', |
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sprintf( |
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'The syntax [%s] does not exist. Possible values are: [%s].', |
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$name, |
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implode(', ', $this->getSyntaxNames()) |
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), |
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self::ERROR_INVALID_SYNTAX_NAME |
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); |
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} |
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public function createApacheVelocity() : ApacheVelocitySyntax |
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{ |
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return ClassHelper::requireObjectInstanceOf( |
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ApacheVelocitySyntax::class, |
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$this->createSyntax(ApacheVelocitySyntax::SYNTAX_NAME) |
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); |
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} |
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public function createHubL() : HubLSyntax |
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{ |
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return ClassHelper::requireObjectInstanceOf( |
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HubLSyntax::class, |
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$this->createSyntax(HubLSyntax::SYNTAX_NAME) |
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); |
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} |
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/** |
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* Retrieves an instance for each syntax available |
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* in the system. |
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* |
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* @return SyntaxInterface[] |
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*/ |
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public function getSyntaxes() : array |
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{ |
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return array_values($this->syntaxes); |
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} |
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/** |
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* Retrieves a list of names for all syntaxes supported |
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* by the system. |
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* |
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* @return string[] |
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*/ |
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public function getSyntaxNames() : array |
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{ |
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return array_keys($this->syntaxes); |
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} |
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/** |
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* @return class-string<SyntaxInterface>[] |
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*/ |
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private function resolveSyntaxClasses() : array |
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{ |
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return ClassCache::findClassesInFolder( |
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__DIR__.'/Translator/Syntax', |
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false, |
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SyntaxInterface::class |
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); |
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} |
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/** |
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* Checks whether the specified syntax exists. |
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* |
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* @param string $name The syntax name, e.g. {@see ApacheVelocitySyntax::SYNTAX_NAME}. |
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* @return bool |
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*/ |
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public function syntaxExists(string $name) : bool |
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{ |
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return isset($this->syntaxes[$name]); |
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} |
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} |
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Mistralys /
mailcode
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