update autoloader

Signed-off-by: Morris Jobke <hey@morrisjobke.de>

3 files changed, 31 insertions, 7 deletions

diff --git a/lib/composer/composer/ClassLoader.php b/lib/composer/composer/ClassLoader.php
index ac67d302a18..4626994fd4d 100644
--- a/lib/composer/composer/ClassLoader.php
+++ b/lib/composer/composer/ClassLoader.php
@@ -55,6 +55,7 @@ class ClassLoader
     private $classMap = array();
     private $classMapAuthoritative = false;
     private $missingClasses = array();
+    private $apcuPrefix;
 
     public function getPrefixes()
     {
@@ -272,6 +273,26 @@ class ClassLoader
     }
 
     /**
+     * APCu prefix to use to cache found/not-found classes, if the extension is enabled.
+     *
+     * @param string|null $apcuPrefix
+     */
+    public function setApcuPrefix($apcuPrefix)
+    {
+        $this->apcuPrefix = function_exists('apcu_fetch') && ini_get('apc.enabled') ? $apcuPrefix : null;
+    }
+
+    /**
+     * The APCu prefix in use, or null if APCu caching is not enabled.
+     *
+     * @return string|null
+     */
+    public function getApcuPrefix()
+    {
+        return $this->apcuPrefix;
+    }
+
+    /**
      * Registers this instance as an autoloader.
      *
      * @param bool $prepend Whether to prepend the autoloader or not
@@ -313,11 +334,6 @@ class ClassLoader
      */
     public function findFile($class)
     {
-        // work around for PHP 5.3.0 - 5.3.2 https://bugs.php.net/50731
-        if ('\\' == $class[0]) {
-            $class = substr($class, 1);
-        }
-
         // class map lookup
         if (isset($this->classMap[$class])) {
             return $this->classMap[$class];
@@ -325,6 +341,12 @@ class ClassLoader
         if ($this->classMapAuthoritative || isset($this->missingClasses[$class])) {
             return false;
         }
+        if (null !== $this->apcuPrefix) {
+            $file = apcu_fetch($this->apcuPrefix.$class, $hit);
+            if ($hit) {
+                return $file;
+            }
+        }
 
         $file = $this->findFileWithExtension($class, '.php');
 
@@ -333,6 +355,10 @@ class ClassLoader
             $file = $this->findFileWithExtension($class, '.hh');
         }
 
+        if (null !== $this->apcuPrefix) {
+            apcu_add($this->apcuPrefix.$class, $file);
+        }
+
         if (false === $file) {
             // Remember that this class does not exist.
             $this->missingClasses[$class] = true;
diff --git a/lib/composer/composer/autoload_classmap.php b/lib/composer/composer/autoload_classmap.php
index 7a4cc6eaa84..153b8056fb1 100644
--- a/lib/composer/composer/autoload_classmap.php
+++ b/lib/composer/composer/autoload_classmap.php
@@ -554,7 +554,6 @@ return array(
     'OC\\Files\\Storage\\Wrapper\\Quota' => $baseDir . '/lib/private/Files/Storage/Wrapper/Quota.php',
     'OC\\Files\\Storage\\Wrapper\\Wrapper' => $baseDir . '/lib/private/Files/Storage/Wrapper/Wrapper.php',
     'OC\\Files\\Stream\\Close' => $baseDir . '/lib/private/Files/Stream/Close.php',
-    'OC\\Files\\Stream\\Dir' => $baseDir . '/lib/private/Files/Stream/Dir.php',
     'OC\\Files\\Stream\\Encryption' => $baseDir . '/lib/private/Files/Stream/Encryption.php',
     'OC\\Files\\Stream\\Quota' => $baseDir . '/lib/private/Files/Stream/Quota.php',
     'OC\\Files\\Stream\\StaticStream' => $baseDir . '/lib/private/Files/Stream/StaticStream.php',
diff --git a/lib/composer/composer/autoload_static.php b/lib/composer/composer/autoload_static.php
index 6a063f0d8c7..b251f25a761 100644
--- a/lib/composer/composer/autoload_static.php
+++ b/lib/composer/composer/autoload_static.php
@@ -584,7 +584,6 @@ class ComposerStaticInit53792487c5a8370acc0b06b1a864ff4c
         'OC\\Files\\Storage\\Wrapper\\Quota' => __DIR__ . '/../../..' . '/lib/private/Files/Storage/Wrapper/Quota.php',
         'OC\\Files\\Storage\\Wrapper\\Wrapper' => __DIR__ . '/../../..' . '/lib/private/Files/Storage/Wrapper/Wrapper.php',
         'OC\\Files\\Stream\\Close' => __DIR__ . '/../../..' . '/lib/private/Files/Stream/Close.php',
-        'OC\\Files\\Stream\\Dir' => __DIR__ . '/../../..' . '/lib/private/Files/Stream/Dir.php',
         'OC\\Files\\Stream\\Encryption' => __DIR__ . '/../../..' . '/lib/private/Files/Stream/Encryption.php',
         'OC\\Files\\Stream\\Quota' => __DIR__ . '/../../..' . '/lib/private/Files/Stream/Quota.php',
         'OC\\Files\\Stream\\StaticStream' => __DIR__ . '/../../..' . '/lib/private/Files/Stream/StaticStream.php',