radar-wp/vendor/doctrine/common/lib/Doctrine/Common/Annotations/AnnotationRegistry.php
2015-02-24 16:25:12 +01:00

139 lines
4.5 KiB
PHP

<?php
/*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace Doctrine\Common\Annotations;
/**
* AnnotationRegistry
*/
final class AnnotationRegistry
{
/**
* A map of namespaces to use for autoloading purposes based on a PSR-0 convention.
*
* Contains the namespace as key and an array of directories as value. If the value is NULL
* the include path is used for checking for the corresponding file.
*
* This autoloading mechanism does not utilize the PHP autoloading but implements autoloading on its own.
*
* @var array
*/
static private $autoloadNamespaces = array();
/**
* A map of autoloader callables.
*
* @var array
*/
static private $loaders = array();
static public function reset()
{
self::$autoloadNamespaces = array();
self::$loaders = array();
}
/**
* Register file
*
* @param string $file
*/
static public function registerFile($file)
{
require_once $file;
}
/**
* Add a namespace with one or many directories to look for files or null for the include path.
*
* Loading of this namespaces will be done with a PSR-0 namespace loading algorithm.
*
* @param string $namespace
* @param string|array|null $dirs
*/
static public function registerAutoloadNamespace($namespace, $dirs = null)
{
self::$autoloadNamespaces[$namespace] = $dirs;
}
/**
* Register multiple namespaces
*
* Loading of this namespaces will be done with a PSR-0 namespace loading algorithm.
*
* @param array $namespaces
*/
static public function registerAutoloadNamespaces(array $namespaces)
{
self::$autoloadNamespaces = array_merge(self::$autoloadNamespaces, $namespaces);
}
/**
* Register an autoloading callable for annotations, much like spl_autoload_register().
*
* NOTE: These class loaders HAVE to be silent when a class was not found!
* IMPORTANT: Loaders have to return true if they loaded a class that could contain the searched annotation class.
*
* @param callable $callable
*
* @throws \InvalidArgumentException
*/
static public function registerLoader($callable)
{
if (!is_callable($callable)) {
throw new \InvalidArgumentException("A callable is expected in AnnotationRegistry::registerLoader().");
}
self::$loaders[] = $callable;
}
/**
* Autoload an annotation class silently.
*
* @param string $class
* @return boolean
*/
static public function loadAnnotationClass($class)
{
foreach (self::$autoloadNamespaces AS $namespace => $dirs) {
if (strpos($class, $namespace) === 0) {
$file = str_replace("\\", DIRECTORY_SEPARATOR, $class) . ".php";
if ($dirs === null) {
if ($path = stream_resolve_include_path($file)) {
require $path;
return true;
}
} else {
foreach((array)$dirs AS $dir) {
if (file_exists($dir . DIRECTORY_SEPARATOR . $file)) {
require $dir . DIRECTORY_SEPARATOR . $file;
return true;
}
}
}
}
}
foreach (self::$loaders AS $loader) {
if (call_user_func($loader, $class) === true) {
return true;
}
}
return false;
}
}