PhpParser.php in Plug 7
Namespace
Doctrine\Common\AnnotationsFile
lib/doctrine/annotations/lib/Doctrine/Common/Annotations/PhpParser.phpView source
<?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;
use SplFileObject;
/**
* Parses a file for namespaces/use/class declarations.
*
* @author Fabien Potencier <fabien@symfony.com>
* @author Christian Kaps <christian.kaps@mohiva.com>
*/
final class PhpParser {
/**
* Parses a class.
*
* @param \ReflectionClass $class A <code>ReflectionClass</code> object.
*
* @return array A list with use statements in the form (Alias => FQN).
*/
public function parseClass(\ReflectionClass $class) {
if (method_exists($class, 'getUseStatements')) {
return $class
->getUseStatements();
}
if (false === ($filename = $class
->getFilename())) {
return array();
}
$content = $this
->getFileContent($filename, $class
->getStartLine());
if (null === $content) {
return array();
}
$namespace = preg_quote($class
->getNamespaceName());
$content = preg_replace('/^.*?(\\bnamespace\\s+' . $namespace . '\\s*[;{].*)$/s', '\\1', $content);
$tokenizer = new TokenParser('<?php ' . $content);
$statements = $tokenizer
->parseUseStatements($class
->getNamespaceName());
return $statements;
}
/**
* Gets the content of the file right up to the given line number.
*
* @param string $filename The name of the file to load.
* @param integer $lineNumber The number of lines to read from file.
*
* @return string The content of the file.
*/
private function getFileContent($filename, $lineNumber) {
if (!is_file($filename)) {
return null;
}
$content = '';
$lineCnt = 0;
$file = new SplFileObject($filename);
while (!$file
->eof()) {
if ($lineCnt++ == $lineNumber) {
break;
}
$content .= $file
->fgets();
}
return $content;
}
}