From 369f268b903bf4a97841f1e936cfc956a68672b1 Mon Sep 17 00:00:00 2001
From: Shoghi Cervantes Pueyo <shoghicp@gmail.com>
Date: Fri, 4 Jan 2013 21:47:36 +0100
Subject: [PATCH] Improved compression

---
 src/classes/ChunkParser.class.php | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/classes/ChunkParser.class.php b/src/classes/ChunkParser.class.php
index 223a9e44d..9fa7e2fc5 100644
--- a/src/classes/ChunkParser.class.php
+++ b/src/classes/ChunkParser.class.php
@@ -61,6 +61,10 @@ class ChunkParser{
 	public function loadFile($file){
 		if(ZLIB_EXTENSION === true and file_exists($file.".gz")){
 			$this->raw = gzinflate(file_get_contents($file.".gz"));
+			$r = @gzinflate($this->raw);
+			if($r !== false and $r != ""){
+				$this->raw = $r;
+			}
 			@unlink($file.".gz");
 			file_put_contents($file, $this->raw);
 		}elseif(!file_exists($file)){
@@ -166,7 +170,10 @@ class ChunkParser{
 		flock($fp, LOCK_UN);
 		fclose($fp);
 		if(ZLIB_EXTENSION === true){
-			file_put_contents($this->file .".gz", gzdeflate(file_get_contents($this->file), 9));
+			$original = filesize($this->file);
+			file_put_contents($this->file .".gz", gzdeflate(gzdeflate(file_get_contents($this->file),9),9)); //Double compression for flat maps
+			$compressed = filesize($this->file .".gz");
+			console("[DEBUG] Saved chunks.dat.gz with ".round(($compressed/$original)*100, 2)."% (".round($compressed/1024, 2)."KB) of the original size", true, true, 2);
 			if($final === true){
 				@unlink($this->file);
 			}