1 files changed, 69 insertions, 0 deletions
diff --git a/Mustache/Loader/CascadingLoader.php b/Mustache/Loader/CascadingLoader.php
new file mode 100644
index 00000000..3fb6353c
--- /dev/null
+++ b/Mustache/Loader/CascadingLoader.php
@@ -0,0 +1,69 @@
+<?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.
+ */
+
+/**
+ * A Mustache Template cascading loader implementation, which delegates to other
+ * Loader instances.
+ */
+class Mustache_Loader_CascadingLoader implements Mustache_Loader
+{
+    private $loaders;
+
+    /**
+     * Construct a CascadingLoader with an array of loaders.
+     *
+     *     $loader = new Mustache_Loader_CascadingLoader(array(
+     *         new Mustache_Loader_InlineLoader(__FILE__, __COMPILER_HALT_OFFSET__),
+     *         new Mustache_Loader_FilesystemLoader(__DIR__.'/templates')
+     *     ));
+     *
+     * @param Mustache_Loader[] $loaders
+     */
+    public function __construct(array $loaders = array())
+    {
+        $this->loaders = array();
+        foreach ($loaders as $loader) {
+            $this->addLoader($loader);
+        }
+    }
+
+    /**
+     * Add a Loader instance.
+     *
+     * @param Mustache_Loader $loader
+     */
+    public function addLoader(Mustache_Loader $loader)
+    {
+        $this->loaders[] = $loader;
+    }
+
+    /**
+     * Load a Template by name.
+     *
+     * @throws Mustache_Exception_UnknownTemplateException If a template file is not found
+     *
+     * @param string $name
+     *
+     * @return string Mustache Template source
+     */
+    public function load($name)
+    {
+        foreach ($this->loaders as $loader) {
+            try {
+                return $loader->load($name);
+            } catch (Mustache_Exception_UnknownTemplateException $e) {
+                // do nothing, check the next loader.
+            }
+        }
+
+        throw new Mustache_Exception_UnknownTemplateException($name);
+    }
+}