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<?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\Reflection;
use Doctrine\Common\Annotations\TokenParser;
use ReflectionException;
/**
* Parses a file for namespaces/use/class declarations.
*
* @author Karoly Negyesi <karoly@negyesi.net>
*/
class StaticReflectionParser implements ReflectionProviderInterface
{
/**
* The fully qualified class name.
*
* @var string
*/
protected $className;
/**
* The short class name.
*
* @var string
*/
protected $shortClassName;
/**
* Whether the caller only wants class annotations.
*
* @var boolean.
*/
protected $classAnnotationOptimize;
/**
* Whether the parser has run.
*
* @var boolean
*/
protected $parsed = false;
/**
* The namespace of the class.
*
* @var string
*/
protected $namespace = '';
/**
* The use statements of the class.
*
* @var array
*/
protected $useStatements = [];
/**
* The docComment of the class.
*
* @var string
*/
protected $docComment = [
'class' => '',
'property' => [],
'method' => []
];
/**
* The name of the class this class extends, if any.
*
* @var string
*/
protected $parentClassName = '';
/**
* The parent PSR-0 Parser.
*
* @var \Doctrine\Common\Reflection\StaticReflectionParser
*/
protected $parentStaticReflectionParser;
/**
* Parses a class residing in a PSR-0 hierarchy.
*
* @param string $className The full, namespaced class name.
* @param ClassFinderInterface $finder A ClassFinder object which finds the class.
* @param boolean $classAnnotationOptimize Only retrieve the class docComment.
* Presumes there is only one statement per line.
*/
public function __construct($className, $finder, $classAnnotationOptimize = false)
{
$this->className = ltrim($className, '\\');
$lastNsPos = strrpos($this->className, '\\');
if ($lastNsPos !== false) {
$this->namespace = substr($this->className, 0, $lastNsPos);
$this->shortClassName = substr($this->className, $lastNsPos + 1);
} else {
$this->shortClassName = $this->className;
}
$this->finder = $finder;
$this->classAnnotationOptimize = $classAnnotationOptimize;
}
/**
* @return void
*/
protected function parse()
{
if ($this->parsed || !$fileName = $this->finder->findFile($this->className)) {
return;
}
$this->parsed = true;
$contents = file_get_contents($fileName);
if ($this->classAnnotationOptimize) {
if (preg_match("/\A.*^\s*((abstract|final)\s+)?class\s+{$this->shortClassName}\s+/sm", $contents, $matches)) {
$contents = $matches[0];
}
}
$tokenParser = new TokenParser($contents);
$docComment = '';
while ($token = $tokenParser->next(false)) {
if (is_array($token)) {
switch ($token[0]) {
case T_USE:
$this->useStatements = array_merge($this->useStatements, $tokenParser->parseUseStatement());
break;
case T_DOC_COMMENT:
$docComment = $token[1];
break;
case T_CLASS:
$this->docComment['class'] = $docComment;
$docComment = '';
break;
case T_VAR:
case T_PRIVATE:
case T_PROTECTED:
case T_PUBLIC:
$token = $tokenParser->next();
if ($token[0] === T_VARIABLE) {
$propertyName = substr($token[1], 1);
$this->docComment['property'][$propertyName] = $docComment;
continue 2;
}
if ($token[0] !== T_FUNCTION) {
// For example, it can be T_FINAL.
continue 2;
}
// No break.
case T_FUNCTION:
// The next string after function is the name, but
// there can be & before the function name so find the
// string.
while (($token = $tokenParser->next()) && $token[0] !== T_STRING);
$methodName = $token[1];
$this->docComment['method'][$methodName] = $docComment;
$docComment = '';
break;
case T_EXTENDS:
$this->parentClassName = $tokenParser->parseClass();
$nsPos = strpos($this->parentClassName, '\\');
$fullySpecified = false;
if ($nsPos === 0) {
$fullySpecified = true;
} else {
if ($nsPos) {
$prefix = strtolower(substr($this->parentClassName, 0, $nsPos));
$postfix = substr($this->parentClassName, $nsPos);
} else {
$prefix = strtolower($this->parentClassName);
$postfix = '';
}
foreach ($this->useStatements as $alias => $use) {
if ($alias == $prefix) {
$this->parentClassName = '\\' . $use . $postfix;
$fullySpecified = true;
}
}
}
if (!$fullySpecified) {
$this->parentClassName = '\\' . $this->namespace . '\\' . $this->parentClassName;
}
break;
}
}
}
}
/**
* @return StaticReflectionParser
*/
protected function getParentStaticReflectionParser()
{
if (empty($this->parentStaticReflectionParser)) {
$this->parentStaticReflectionParser = new static($this->parentClassName, $this->finder);
}
return $this->parentStaticReflectionParser;
}
/**
* @return string
*/
public function getClassName()
{
return $this->className;
}
/**
* @return string
*/
public function getNamespaceName()
{
return $this->namespace;
}
/**
* {@inheritDoc}
*/
public function getReflectionClass()
{
return new StaticReflectionClass($this);
}
/**
* {@inheritDoc}
*/
public function getReflectionMethod($methodName)
{
return new StaticReflectionMethod($this, $methodName);
}
/**
* {@inheritDoc}
*/
public function getReflectionProperty($propertyName)
{
return new StaticReflectionProperty($this, $propertyName);
}
/**
* Gets the use statements from this file.
*
* @return array
*/
public function getUseStatements()
{
$this->parse();
return $this->useStatements;
}
/**
* Gets the doc comment.
*
* @param string $type The type: 'class', 'property' or 'method'.
* @param string $name The name of the property or method, not needed for 'class'.
*
* @return string The doc comment, empty string if none.
*/
public function getDocComment($type = 'class', $name = '')
{
$this->parse();
return $name ? $this->docComment[$type][$name] : $this->docComment[$type];
}
/**
* Gets the PSR-0 parser for the declaring class.
*
* @param string $type The type: 'property' or 'method'.
* @param string $name The name of the property or method.
*
* @return StaticReflectionParser A static reflection parser for the declaring class.
*
* @throws ReflectionException
*/
public function getStaticReflectionParserForDeclaringClass($type, $name)
{
$this->parse();
if (isset($this->docComment[$type][$name])) {
return $this;
}
if (!empty($this->parentClassName)) {
return $this->getParentStaticReflectionParser()->getStaticReflectionParserForDeclaringClass($type, $name);
}
throw new ReflectionException('Invalid ' . $type . ' "' . $name . '"');
}
}