first commit of 2.0

laravel/cache/file.php

@@ -0,0 +1,41 @@
+<?php namespace Laravel\Cache;
+
+class File extends Driver {
+
+	public function has($key)
+	{
+		return ( ! is_null($this->get($key)));
+	}
+
+	public function get($key, $default = null)
+	{
+		if ( ! file_exists(CACHE_PATH.$key))
+		{
+			return $this->prepare(null, $default);
+		}
+
+		$cache = file_get_contents(CACHE_PATH.$key);
+
+		// The cache expiration date is stored as a UNIX timestamp at the beginning
+		// of the cache file. We'll extract it out and check it here.
+		if (time() >= substr($cache, 0, 10))
+		{
+			$this->forget($key);
+
+			return $this->prepare(null, $default);
+		}
+
+		return $this->prepare(unserialize(substr($cache, 10)), $default);
+	}
+
+	public function put($key, $value, $minutes)
+	{
+		file_put_contents(CACHE_PATH.$key, (time() + ($minutes * 60)).serialize($value), LOCK_EX);
+	}
+
+	public function forget($key)
+	{
+		@unlink(CACHE_PATH.$key);
+	}
+
+}