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<?php |
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/** |
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* SplClassLoader implementation that implements the technical interoperability |
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* standards for PHP 5.3 namespaces and class names. |
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* |
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* http://groups.google.com/group/php-standards/web/final-proposal |
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* |
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* // Example which loads classes for the Doctrine Common package in the |
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* // Doctrine\Common namespace. |
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* $classLoader = new SplClassLoader('Doctrine\Common', '/path/to/doctrine'); |
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* $classLoader->register(); |
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* |
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* @author Jonathan H. Wage <[email protected]> |
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* @author Roman S. Borschel <[email protected]> |
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* @author Matthew Weier O'Phinney <[email protected]> |
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* @author Kris Wallsmith <[email protected]> |
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* @author Fabien Potencier <[email protected]> |
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*/ |
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namespace VirtualFileSystem; |
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/** |
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* Class Loader to use with PEAR installation |
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* |
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* @package VirtualFileSystem |
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*/ |
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class Loader |
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{ |
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private $fileExtension = '.php'; |
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private $namespace; |
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private $includePath; |
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private $namespaceSeparator = '\\'; |
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/** |
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* Creates a new <tt>Loader</tt> that loads classes of the |
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* specified namespace. |
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* |
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* @param string $namespace The namespace to use. |
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* @param null $includePath |
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*/ |
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public function __construct($namespace = 'VirtualFileSystem', $includePath = null) |
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{ |
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$this->namespace = $namespace; |
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$this->includePath = $includePath; |
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} |
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/** |
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* Sets the namespace separator used by classes in the namespace of this class loader. |
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* |
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* @param string $sep The separator to use. |
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*/ |
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public function setNamespaceSeparator($sep) |
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{ |
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$this->namespaceSeparator = $sep; |
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} |
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/** |
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* Gets the namespace seperator used by classes in the namespace of this class loader. |
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* |
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* @return string |
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*/ |
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public function getNamespaceSeparator() |
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{ |
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return $this->namespaceSeparator; |
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} |
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/** |
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* Sets the base include path for all class files in the namespace of this class loader. |
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* |
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* @param string $includePath |
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*/ |
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public function setIncludePath($includePath) |
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{ |
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$this->includePath = $includePath; |
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} |
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/** |
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* Gets the base include path for all class files in the namespace of this class loader. |
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* |
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* @return null|string $includePath |
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*/ |
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public function getIncludePath() |
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{ |
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return $this->includePath; |
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} |
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/** |
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* Sets the file extension of class files in the namespace of this class loader. |
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* |
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* @param string $fileExtension |
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*/ |
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public function setFileExtension($fileExtension) |
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{ |
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$this->fileExtension = $fileExtension; |
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} |
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/** |
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* Gets the file extension of class files in the namespace of this class loader. |
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* |
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* @return string $fileExtension |
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*/ |
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public function getFileExtension() |
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{ |
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return $this->fileExtension; |
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} |
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/** |
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* Installs this class loader on the SPL autoload stack. |
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* |
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* @param bool $prepend If true, prepend autoloader on the autoload stack |
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*/ |
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public function register($prepend = false) |
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{ |
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spl_autoload_register(array($this, 'loadClass'), true, $prepend); |
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} |
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/** |
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* Uninstalls this class loader from the SPL autoloader stack. |
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*/ |
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public function unregister() |
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{ |
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spl_autoload_unregister(array($this, 'loadClass')); |
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} |
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/** |
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* Loads the given class or interface. |
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* |
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* @param string $className The name of the class to load. |
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* @return void |
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*/ |
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public function loadClass($className) |
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{ |
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if (null === $this->namespace |
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|| $this->namespace.$this->namespaceSeparator === substr( |
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$className, |
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0, |
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strlen($this->namespace.$this->namespaceSeparator) |
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)) { |
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$fileName = ''; |
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if (false !== ($lastNsPos = strripos($className, $this->namespaceSeparator))) { |
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$namespace = substr($className, 0, $lastNsPos); |
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$className = substr($className, $lastNsPos + 1); |
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$fileName = |
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str_replace($this->namespaceSeparator, DIRECTORY_SEPARATOR, $namespace) . |
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DIRECTORY_SEPARATOR; |
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} |
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$fileName .= str_replace('_', DIRECTORY_SEPARATOR, $className) . $this->fileExtension; |
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require $this->getFullPath($fileName); |
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} |
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} |
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} |
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michael-donat /
php-vfs
