class AnnotationReader in Plug 7

A reader for docblock annotations.

@author Benjamin Eberlei <kontakt@beberlei.de> @author Guilherme Blanco <guilhermeblanco@hotmail.com> @author Jonathan Wage <jonwage@gmail.com> @author Roman Borschel <roman@code-factory.org> @author Johannes M. Schmitt <schmittjoh@gmail.com>

Hierarchy

class \Doctrine\Common\Annotations\AnnotationReader implements Reader

Expanded class hierarchy of AnnotationReader

4 files declare their use of AnnotationReader

AnnotationDriver.php in lib/doctrine/common/lib/Doctrine/Common/Persistence/Mapping/Driver/AnnotationDriver.php
AnnotationDriverTest.php in lib/doctrine/common/tests/Doctrine/Tests/Common/Persistence/Mapping/AnnotationDriverTest.php
AnnotationLoaderTest.php in lib/Symfony/validator/Symfony/Component/Validator/Tests/Mapping/Loader/AnnotationLoaderTest.php
ValidatorBuilder.php in lib/Symfony/validator/Symfony/Component/Validator/ValidatorBuilder.php

File

lib/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationReader.php, line 37

Namespace

Doctrine\Common\Annotations

View source

class AnnotationReader implements Reader {

  /**
   * Global map for imports.
   *
   * @var array
   */
  private static $globalImports = array(
    'ignoreannotation' => 'Doctrine\\Common\\Annotations\\Annotation\\IgnoreAnnotation',
  );

  /**
   * A list with annotations that are not causing exceptions when not resolved to an annotation class.
   *
   * The names are case sensitive.
   *
   * @var array
   */
  private static $globalIgnoredNames = array(
    // Annotation tags
    'Annotation' => true,
    'Attribute' => true,
    'Attributes' => true,
    /* Can we enable this? 'Enum' => true, */
    'Required' => true,
    'Target' => true,
    // Widely used tags (but not existent in phpdoc)
    'fix' => true,
    'fixme' => true,
    'override' => true,
    // PHPDocumentor 1 tags
    'abstract' => true,
    'access' => true,
    'code' => true,
    'deprec' => true,
    'endcode' => true,
    'exception' => true,
    'final' => true,
    'ingroup' => true,
    'inheritdoc' => true,
    'inheritDoc' => true,
    'magic' => true,
    'name' => true,
    'toc' => true,
    'tutorial' => true,
    'private' => true,
    'static' => true,
    'staticvar' => true,
    'staticVar' => true,
    'throw' => true,
    // PHPDocumentor 2 tags.
    'api' => true,
    'author' => true,
    'category' => true,
    'copyright' => true,
    'deprecated' => true,
    'example' => true,
    'filesource' => true,
    'global' => true,
    'ignore' => true,
    /* Can we enable this? 'index' => true, */
    'internal' => true,
    'license' => true,
    'link' => true,
    'method' => true,
    'package' => true,
    'param' => true,
    'property' => true,
    'property-read' => true,
    'property-write' => true,
    'return' => true,
    'see' => true,
    'since' => true,
    'source' => true,
    'subpackage' => true,
    'throws' => true,
    'todo' => true,
    'TODO' => true,
    'usedby' => true,
    'uses' => true,
    'var' => true,
    'version' => true,
    // PHPUnit tags
    'codeCoverageIgnore' => true,
    'codeCoverageIgnoreStart' => true,
    'codeCoverageIgnoreEnd' => true,
    // PHPCheckStyle
    'SuppressWarnings' => true,
    // PHPStorm
    'noinspection' => true,
    // PEAR
    'package_version' => true,
    // PlantUML
    'startuml' => true,
    'enduml' => true,
  );

  /**
   * Add a new annotation to the globally ignored annotation names with regard to exception handling.
   *
   * @param string $name
   */
  public static function addGlobalIgnoredName($name) {
    self::$globalIgnoredNames[$name] = true;
  }

  /**
   * Annotations parser.
   *
   * @var \Doctrine\Common\Annotations\DocParser
   */
  private $parser;

  /**
   * Annotations parser used to collect parsing metadata.
   *
   * @var \Doctrine\Common\Annotations\DocParser
   */
  private $preParser;

  /**
   * PHP parser used to collect imports.
   *
   * @var \Doctrine\Common\Annotations\PhpParser
   */
  private $phpParser;

  /**
   * In-memory cache mechanism to store imported annotations per class.
   *
   * @var array
   */
  private $imports = array();

  /**
   * In-memory cache mechanism to store ignored annotations per class.
   *
   * @var array
   */
  private $ignoredAnnotationNames = array();

  /**
   * Constructor.
   *
   * Initializes a new AnnotationReader.
   */
  public function __construct() {
    if (extension_loaded('Zend Optimizer+') && (ini_get('zend_optimizerplus.save_comments') === "0" || ini_get('opcache.save_comments') === "0")) {
      throw AnnotationException::optimizerPlusSaveComments();
    }
    if (extension_loaded('Zend OPcache') && ini_get('opcache.save_comments') == 0) {
      throw AnnotationException::optimizerPlusSaveComments();
    }
    if (PHP_VERSION_ID < 70000) {
      if (extension_loaded('Zend Optimizer+') && (ini_get('zend_optimizerplus.load_comments') === "0" || ini_get('opcache.load_comments') === "0")) {
        throw AnnotationException::optimizerPlusLoadComments();
      }
      if (extension_loaded('Zend OPcache') && ini_get('opcache.load_comments') == 0) {
        throw AnnotationException::optimizerPlusLoadComments();
      }
    }
    AnnotationRegistry::registerFile(__DIR__ . '/Annotation/IgnoreAnnotation.php');
    $this->parser = new DocParser();
    $this->preParser = new DocParser();
    $this->preParser
      ->setImports(self::$globalImports);
    $this->preParser
      ->setIgnoreNotImportedAnnotations(true);
    $this->phpParser = new PhpParser();
  }

  /**
   * {@inheritDoc}
   */
  public function getClassAnnotations(ReflectionClass $class) {
    $this->parser
      ->setTarget(Target::TARGET_CLASS);
    $this->parser
      ->setImports($this
      ->getClassImports($class));
    $this->parser
      ->setIgnoredAnnotationNames($this
      ->getIgnoredAnnotationNames($class));
    return $this->parser
      ->parse($class
      ->getDocComment(), 'class ' . $class
      ->getName());
  }

  /**
   * {@inheritDoc}
   */
  public function getClassAnnotation(ReflectionClass $class, $annotationName) {
    $annotations = $this
      ->getClassAnnotations($class);
    foreach ($annotations as $annotation) {
      if ($annotation instanceof $annotationName) {
        return $annotation;
      }
    }
    return null;
  }

  /**
   * {@inheritDoc}
   */
  public function getPropertyAnnotations(ReflectionProperty $property) {
    $class = $property
      ->getDeclaringClass();
    $context = 'property ' . $class
      ->getName() . "::\$" . $property
      ->getName();
    $this->parser
      ->setTarget(Target::TARGET_PROPERTY);
    $this->parser
      ->setImports($this
      ->getPropertyImports($property));
    $this->parser
      ->setIgnoredAnnotationNames($this
      ->getIgnoredAnnotationNames($class));
    return $this->parser
      ->parse($property
      ->getDocComment(), $context);
  }

  /**
   * {@inheritDoc}
   */
  public function getPropertyAnnotation(ReflectionProperty $property, $annotationName) {
    $annotations = $this
      ->getPropertyAnnotations($property);
    foreach ($annotations as $annotation) {
      if ($annotation instanceof $annotationName) {
        return $annotation;
      }
    }
    return null;
  }

  /**
   * {@inheritDoc}
   */
  public function getMethodAnnotations(ReflectionMethod $method) {
    $class = $method
      ->getDeclaringClass();
    $context = 'method ' . $class
      ->getName() . '::' . $method
      ->getName() . '()';
    $this->parser
      ->setTarget(Target::TARGET_METHOD);
    $this->parser
      ->setImports($this
      ->getMethodImports($method));
    $this->parser
      ->setIgnoredAnnotationNames($this
      ->getIgnoredAnnotationNames($class));
    return $this->parser
      ->parse($method
      ->getDocComment(), $context);
  }

  /**
   * {@inheritDoc}
   */
  public function getMethodAnnotation(ReflectionMethod $method, $annotationName) {
    $annotations = $this
      ->getMethodAnnotations($method);
    foreach ($annotations as $annotation) {
      if ($annotation instanceof $annotationName) {
        return $annotation;
      }
    }
    return null;
  }

  /**
   * Returns the ignored annotations for the given class.
   *
   * @param \ReflectionClass $class
   *
   * @return array
   */
  private function getIgnoredAnnotationNames(ReflectionClass $class) {
    if (isset($this->ignoredAnnotationNames[$name = $class
      ->getName()])) {
      return $this->ignoredAnnotationNames[$name];
    }
    $this
      ->collectParsingMetadata($class);
    return $this->ignoredAnnotationNames[$name];
  }

  /**
   * Retrieves imports.
   *
   * @param \ReflectionClass $class
   *
   * @return array
   */
  private function getClassImports(ReflectionClass $class) {
    if (isset($this->imports[$name = $class
      ->getName()])) {
      return $this->imports[$name];
    }
    $this
      ->collectParsingMetadata($class);
    return $this->imports[$name];
  }

  /**
   * Retrieves imports for methods.
   *
   * @param \ReflectionMethod $method
   *
   * @return array
   */
  private function getMethodImports(ReflectionMethod $method) {
    $class = $method
      ->getDeclaringClass();
    $classImports = $this
      ->getClassImports($class);
    if (!method_exists($class, 'getTraits')) {
      return $classImports;
    }
    $traitImports = array();
    foreach ($class
      ->getTraits() as $trait) {
      if ($trait
        ->hasMethod($method
        ->getName()) && $trait
        ->getFileName() === $method
        ->getFileName()) {
        $traitImports = array_merge($traitImports, $this->phpParser
          ->parseClass($trait));
      }
    }
    return array_merge($classImports, $traitImports);
  }

  /**
   * Retrieves imports for properties.
   *
   * @param \ReflectionProperty $property
   *
   * @return array
   */
  private function getPropertyImports(ReflectionProperty $property) {
    $class = $property
      ->getDeclaringClass();
    $classImports = $this
      ->getClassImports($class);
    if (!method_exists($class, 'getTraits')) {
      return $classImports;
    }
    $traitImports = array();
    foreach ($class
      ->getTraits() as $trait) {
      if ($trait
        ->hasProperty($property
        ->getName())) {
        $traitImports = array_merge($traitImports, $this->phpParser
          ->parseClass($trait));
      }
    }
    return array_merge($classImports, $traitImports);
  }

  /**
   * Collects parsing metadata for a given class.
   *
   * @param \ReflectionClass $class
   */
  private function collectParsingMetadata(ReflectionClass $class) {
    $ignoredAnnotationNames = self::$globalIgnoredNames;
    $annotations = $this->preParser
      ->parse($class
      ->getDocComment(), 'class ' . $class->name);
    foreach ($annotations as $annotation) {
      if ($annotation instanceof IgnoreAnnotation) {
        foreach ($annotation->names as $annot) {
          $ignoredAnnotationNames[$annot] = true;
        }
      }
    }
    $name = $class
      ->getName();
    $this->imports[$name] = array_merge(self::$globalImports, $this->phpParser
      ->parseClass($class), array(
      '__NAMESPACE__' => $class
        ->getNamespaceName(),
    ));
    $this->ignoredAnnotationNames[$name] = $ignoredAnnotationNames;
  }

}

Members

Name	Modifiers	Type	Description
AnnotationReader::$globalIgnoredNames	private static	property	A list with annotations that are not causing exceptions when not resolved to an annotation class.
AnnotationReader::$globalImports	private static	property	Global map for imports.
AnnotationReader::$ignoredAnnotationNames	private	property	In-memory cache mechanism to store ignored annotations per class.
AnnotationReader::$imports	private	property	In-memory cache mechanism to store imported annotations per class.
AnnotationReader::$parser	private	property	Annotations parser.
AnnotationReader::$phpParser	private	property	PHP parser used to collect imports.
AnnotationReader::$preParser	private	property	Annotations parser used to collect parsing metadata.
AnnotationReader::addGlobalIgnoredName	public static	function	Add a new annotation to the globally ignored annotation names with regard to exception handling.
AnnotationReader::collectParsingMetadata	private	function	Collects parsing metadata for a given class.
AnnotationReader::getClassAnnotation	public	function	Gets a class annotation. Overrides Reader::getClassAnnotation
AnnotationReader::getClassAnnotations	public	function	Gets the annotations applied to a class. Overrides Reader::getClassAnnotations
AnnotationReader::getClassImports	private	function	Retrieves imports.
AnnotationReader::getIgnoredAnnotationNames	private	function	Returns the ignored annotations for the given class.
AnnotationReader::getMethodAnnotation	public	function	Gets a method annotation. Overrides Reader::getMethodAnnotation
AnnotationReader::getMethodAnnotations	public	function	Gets the annotations applied to a method. Overrides Reader::getMethodAnnotations
AnnotationReader::getMethodImports	private	function	Retrieves imports for methods.
AnnotationReader::getPropertyAnnotation	public	function	Gets a property annotation. Overrides Reader::getPropertyAnnotation
AnnotationReader::getPropertyAnnotations	public	function	Gets the annotations applied to a property. Overrides Reader::getPropertyAnnotations
AnnotationReader::getPropertyImports	private	function	Retrieves imports for properties.
AnnotationReader::__construct	public	function	Constructor.

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class AnnotationReader in Plug 7

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