Merge pull request #150 from uprel/final

 Improved stats function for files driver

Author: khoaofgod

phpfastcache/3.0.0/drivers/files.php

@@ -143,6 +143,7 @@ function driver_stats($option = array()) {
 
         $total = 0;
         $removed = 0;
+        $content = array();
         while($file=@readdir($dir)) {
             if($file!="." && $file!=".." && is_dir($path."/".$file)) {
                 // read sub dir
@@ -156,6 +157,14 @@ function driver_stats($option = array()) {
                         $file_path = $path."/".$file."/".$f;
                         $size = @filesize($file_path);
                         $object = $this->decode($this->readfile($file_path));
+
+                        if(strpos($f,".") === false) {
+                            $key = $f;
+                        }
+                        else {
+                            $key = explode(".", $f)[0];
+                        }
+                        $content[$key] = array("size"=>$size,"write_time"=>$object["write_time"]);
                         if($this->isExpired($object)) {
                             @unlink($file_path);
                             $removed += $size;
@@ -172,6 +181,7 @@ function driver_stats($option = array()) {
                 "Expired and removed [bytes]" => $removed,
                 "Current [bytes]" => $res['size'],
        );
+        $res["data"] = $content;
        return $res;
     }