Initial import.

vendor/doctrine/common/lib/Doctrine/Common/Annotations/FileCacheReader.php

@@ -0,0 +1,258 @@
+<?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;
+
+
+/**
+ * File cache reader for annotations.
+ *
+ * @author Johannes M. Schmitt <schmittjoh@gmail.com>
+ * @author Benjamin Eberlei <kontakt@beberlei.de>
+ */
+class FileCacheReader implements Reader
+{
+    /**
+     * @var Reader
+     */
+    private $reader;
+
+    /**
+     * @var string
+     */
+    private $dir;
+
+    /**
+     * @var bool
+     */
+    private $debug;
+
+    /**
+     * @var array
+     */
+    private $loadedAnnotations = array();
+
+    /**
+     * Constructor
+     *
+     * @param Reader $reader
+     * @param string $cacheDir
+     * @param bool $debug
+     *
+     * @throws \InvalidArgumentException
+     */
+    public function __construct(Reader $reader, $cacheDir, $debug = false)
+    {
+        $this->reader = $reader;
+        if (!is_dir($cacheDir) && !@mkdir($cacheDir, 0777, true)) {
+            throw new \InvalidArgumentException(sprintf('The directory "%s" does not exist and could not be created.', $cacheDir));
+        }
+        if (!is_writable($cacheDir)) {
+            throw new \InvalidArgumentException(sprintf('The directory "%s" is not writable. Both, the webserver and the console user need access. You can manage access rights for multiple users with "chmod +a". If your system does not support this, check out the acl package.', $cacheDir));
+        }
+
+        $this->dir   = rtrim($cacheDir, '\\/');
+        $this->debug = $debug;
+    }
+
+    /**
+     * Retrieve annotations for class
+     *
+     * @param \ReflectionClass $class
+     * @return array
+     */
+    public function getClassAnnotations(\ReflectionClass $class)
+    {
+        $key = $class->getName();
+
+        if (isset($this->loadedAnnotations[$key])) {
+            return $this->loadedAnnotations[$key];
+        }
+
+        $path = $this->dir.'/'.strtr($key, '\\', '-').'.cache.php';
+        if (!file_exists($path)) {
+            $annot = $this->reader->getClassAnnotations($class);
+            $this->saveCacheFile($path, $annot);
+            return $this->loadedAnnotations[$key] = $annot;
+        }
+
+        if ($this->debug
+            && (false !== $filename = $class->getFilename())
+            && filemtime($path) < filemtime($filename)) {
+            @unlink($path);
+
+            $annot = $this->reader->getClassAnnotations($class);
+            $this->saveCacheFile($path, $annot);
+            return $this->loadedAnnotations[$key] = $annot;
+        }
+
+        return $this->loadedAnnotations[$key] = include $path;
+    }
+
+    /**
+     * Get annotations for property
+     *
+     * @param \ReflectionProperty $property
+     * @return array
+     */
+    public function getPropertyAnnotations(\ReflectionProperty $property)
+    {
+        $class = $property->getDeclaringClass();
+        $key = $class->getName().'$'.$property->getName();
+
+        if (isset($this->loadedAnnotations[$key])) {
+            return $this->loadedAnnotations[$key];
+        }
+
+        $path = $this->dir.'/'.strtr($key, '\\', '-').'.cache.php';
+        if (!file_exists($path)) {
+            $annot = $this->reader->getPropertyAnnotations($property);
+            $this->saveCacheFile($path, $annot);
+            return $this->loadedAnnotations[$key] = $annot;
+        }
+
+        if ($this->debug
+            && (false !== $filename = $class->getFilename())
+            && filemtime($path) < filemtime($filename)) {
+            unlink($path);
+
+            $annot = $this->reader->getPropertyAnnotations($property);
+            $this->saveCacheFile($path, $annot);
+            return $this->loadedAnnotations[$key] = $annot;
+        }
+
+        return $this->loadedAnnotations[$key] = include $path;
+    }
+
+    /**
+     * Retrieve annotations for method
+     *
+     * @param \ReflectionMethod $method
+     * @return array
+     */
+    public function getMethodAnnotations(\ReflectionMethod $method)
+    {
+        $class = $method->getDeclaringClass();
+        $key = $class->getName().'#'.$method->getName();
+
+        if (isset($this->loadedAnnotations[$key])) {
+            return $this->loadedAnnotations[$key];
+        }
+
+        $path = $this->dir.'/'.strtr($key, '\\', '-').'.cache.php';
+        if (!file_exists($path)) {
+            $annot = $this->reader->getMethodAnnotations($method);
+            $this->saveCacheFile($path, $annot);
+            return $this->loadedAnnotations[$key] = $annot;
+        }
+
+        if ($this->debug
+            && (false !== $filename = $class->getFilename())
+            && filemtime($path) < filemtime($filename)) {
+            unlink($path);
+
+            $annot = $this->reader->getMethodAnnotations($method);
+            $this->saveCacheFile($path, $annot);
+            return $this->loadedAnnotations[$key] = $annot;
+        }
+
+        return $this->loadedAnnotations[$key] = include $path;
+    }
+
+    /**
+     * Save cache file
+     *
+     * @param string $path
+     * @param mixed $data
+     */
+    private function saveCacheFile($path, $data)
+    {
+        file_put_contents($path, '<?php return unserialize('.var_export(serialize($data), true).');');
+    }
+
+    /**
+     * Gets a class annotation.
+     *
+     * @param \ReflectionClass $class The ReflectionClass of the class from which
+     *                               the class annotations should be read.
+     * @param string $annotationName The name of the annotation.
+     *
+     * @return mixed The Annotation or NULL, if the requested annotation does not exist.
+     */
+    public function getClassAnnotation(\ReflectionClass $class, $annotationName)
+    {
+        $annotations = $this->getClassAnnotations($class);
+
+        foreach ($annotations as $annotation) {
+            if ($annotation instanceof $annotationName) {
+                return $annotation;
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Gets a method annotation.
+     *
+     * @param \ReflectionMethod $method
+     * @param string $annotationName The name of the annotation.
+     * @return mixed The Annotation or NULL, if the requested annotation does not exist.
+     */
+    public function getMethodAnnotation(\ReflectionMethod $method, $annotationName)
+    {
+        $annotations = $this->getMethodAnnotations($method);
+
+        foreach ($annotations as $annotation) {
+            if ($annotation instanceof $annotationName) {
+                return $annotation;
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Gets a property annotation.
+     *
+     * @param \ReflectionProperty $property
+     * @param string $annotationName The name of the annotation.
+     * @return mixed The Annotation or NULL, if the requested annotation does not exist.
+     */
+    public function getPropertyAnnotation(\ReflectionProperty $property, $annotationName)
+    {
+        $annotations = $this->getPropertyAnnotations($property);
+
+        foreach ($annotations as $annotation) {
+            if ($annotation instanceof $annotationName) {
+                return $annotation;
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Clear stores annotations
+     */
+    public function clearLoadedAnnotations()
+    {
+        $this->loadedAnnotations = array();
+    }
+}