From 2bbb2d4630ff0f1a50748621b3943e5c5a8ce5d9 Mon Sep 17 00:00:00 2001
From: cash <cash.costello@gmail.com>
Date: Wed, 25 Jan 2012 19:30:38 -0500
Subject: implemented the clear method of the file cache

---
 engine/classes/ElggFileCache.php | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

(limited to 'engine/classes/ElggFileCache.php')

diff --git a/engine/classes/ElggFileCache.php b/engine/classes/ElggFileCache.php
index 8304372dc..34178d452 100644
--- a/engine/classes/ElggFileCache.php
+++ b/engine/classes/ElggFileCache.php
@@ -161,12 +161,25 @@ class ElggFileCache extends ElggCache {
 	}
 
 	/**
-	 * This was probably meant to delete everything?
+	 * Delete all files in the directory of this file cache
 	 *
 	 * @return void
 	 */
 	public function clear() {
-		// @todo writeme
+		$dir = $this->getVariable("cache_path");
+
+		$exclude = array(".", "..");
+
+		$files = scandir($dir);
+		if (!$files) {
+			return;
+		}
+
+		foreach ($files as $f) {
+			if (!in_array($f, $exclude)) {
+				unlink($dir . $f);
+			}
+		}
 	}
 
 	/**
@@ -184,7 +197,7 @@ class ElggFileCache extends ElggCache {
 			return;
 		}
 
-		$exclude = array(".","..");
+		$exclude = array(".", "..");
 
 		$files = scandir($dir);
 		if (!$files) {
-- 
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