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-rw-r--r--Mustache/Autoloader.php157
1 files changed, 88 insertions, 69 deletions
diff --git a/Mustache/Autoloader.php b/Mustache/Autoloader.php
index 707a0ff..e8ea3f4 100644
--- a/Mustache/Autoloader.php
+++ b/Mustache/Autoloader.php
@@ -1,69 +1,88 @@
-<?php
-
-/*
- * This file is part of Mustache.php.
- *
- * (c) 2012 Justin Hileman
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-/**
- * Mustache class autoloader.
- */
-class Mustache_Autoloader
-{
-
- private $baseDir;
-
- /**
- * Autoloader constructor.
- *
- * @param string $baseDir Mustache library base directory (default: dirname(__FILE__).'/..')
- */
- public function __construct($baseDir = null)
- {
- if ($baseDir === null) {
- $this->baseDir = dirname(__FILE__).'/..';
- } else {
- $this->baseDir = rtrim($baseDir, '/');
- }
- }
-
- /**
- * Register a new instance as an SPL autoloader.
- *
- * @param string $baseDir Mustache library base directory (default: dirname(__FILE__).'/..')
- *
- * @return Mustache_Autoloader Registered Autoloader instance
- */
- public static function register($baseDir = null)
- {
- $loader = new self($baseDir);
- spl_autoload_register(array($loader, 'autoload'));
-
- return $loader;
- }
-
- /**
- * Autoload Mustache classes.
- *
- * @param string $class
- */
- public function autoload($class)
- {
- if ($class[0] === '\\') {
- $class = substr($class, 1);
- }
-
- if (strpos($class, 'Mustache') !== 0) {
- return;
- }
-
- $file = sprintf('%s/%s.php', $this->baseDir, str_replace('_', '/', $class));
- if (is_file($file)) {
- require $file;
- }
- }
-}
+<?php
+
+/*
+ * This file is part of Mustache.php.
+ *
+ * (c) 2010-2017 Justin Hileman
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Mustache class autoloader.
+ */
+class Mustache_Autoloader
+{
+ private $baseDir;
+
+ /**
+ * An array where the key is the baseDir and the key is an instance of this
+ * class.
+ *
+ * @var array
+ */
+ private static $instances;
+
+ /**
+ * Autoloader constructor.
+ *
+ * @param string $baseDir Mustache library base directory (default: dirname(__FILE__).'/..')
+ */
+ public function __construct($baseDir = null)
+ {
+ if ($baseDir === null) {
+ $baseDir = dirname(__FILE__) . '/..';
+ }
+
+ // realpath doesn't always work, for example, with stream URIs
+ $realDir = realpath($baseDir);
+ if (is_dir($realDir)) {
+ $this->baseDir = $realDir;
+ } else {
+ $this->baseDir = $baseDir;
+ }
+ }
+
+ /**
+ * Register a new instance as an SPL autoloader.
+ *
+ * @param string $baseDir Mustache library base directory (default: dirname(__FILE__).'/..')
+ *
+ * @return Mustache_Autoloader Registered Autoloader instance
+ */
+ public static function register($baseDir = null)
+ {
+ $key = $baseDir ? $baseDir : 0;
+
+ if (!isset(self::$instances[$key])) {
+ self::$instances[$key] = new self($baseDir);
+ }
+
+ $loader = self::$instances[$key];
+ spl_autoload_register(array($loader, 'autoload'));
+
+ return $loader;
+ }
+
+ /**
+ * Autoload Mustache classes.
+ *
+ * @param string $class
+ */
+ public function autoload($class)
+ {
+ if ($class[0] === '\\') {
+ $class = substr($class, 1);
+ }
+
+ if (strpos($class, 'Mustache') !== 0) {
+ return;
+ }
+
+ $file = sprintf('%s/%s.php', $this->baseDir, str_replace('_', '/', $class));
+ if (is_file($file)) {
+ require $file;
+ }
+ }
+}