From e2b49541760dabbdfce11bcc8063d31139b6caa3 Mon Sep 17 00:00:00 2001
From: Robin Appelman <icewind1991@gmail.com>
Date: Sat, 22 Oct 2011 14:11:15 +0200
Subject: simple file encryption wip

---
 apps/files_encryption/lib/proxy.php | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

(limited to 'apps/files_encryption/lib/proxy.php')

diff --git a/apps/files_encryption/lib/proxy.php b/apps/files_encryption/lib/proxy.php
index f7a991a344b..053ac786c33 100644
--- a/apps/files_encryption/lib/proxy.php
+++ b/apps/files_encryption/lib/proxy.php
@@ -28,7 +28,6 @@
 class OC_FileProxy_Encryption extends OC_FileProxy{
 	public function preFile_put_contents($path,&$data){
 		if(substr($path,-4)=='.enc'){
-			OC_Log::write('files_encryption','file put contents',OC_Log::DEBUG);
 			if (is_resource($data)) {
 				$newData='';
 				while(!feof($data)){
@@ -44,27 +43,33 @@ class OC_FileProxy_Encryption extends OC_FileProxy{
 	
 	public function postFile_get_contents($path,$data){
 		if(substr($path,-4)=='.enc'){
-			OC_Log::write('files_encryption','file get contents',OC_Log::DEBUG);
 			return OC_Crypt::blockDecrypt($data);
 		}
 	}
 	
 	public function postFopen($path,&$result){
 		if(substr($path,-4)=='.enc'){
-			OC_Log::write('files_encryption','fopen',OC_Log::DEBUG);
+			$meta=stream_get_meta_data($result);
 			fclose($result);
-			$result=fopen('crypt://'.substr($path,0,-4));//remove the .enc extention so we don't catch the fopen request made by cryptstream
+			OC_log::write('file_encryption','mode: '.$meta['mode']);
+			$result=fopen('crypt://'.$path,$meta['mode']);
 		}
 	}
 	
 	public function preReadFile($path){
 		if(substr($path,-4)=='.enc'){
-			OC_Log::write('files_encryption','readline',OC_Log::DEBUG);
-			$stream=fopen('crypt://'.substr($path,0,-4));
+			$stream=fopen('crypt://'.$path,'r');
 			while(!feof($stream)){
 				print(fread($stream,8192));
 			}
 			return false;//cancel the original request
 		}
 	}
+	
+	public function postGetMimeType($path,$result){
+		if(substr($path,-4)=='.enc'){
+			return 'text/plain';
+		}
+		return $result;
+	}
 }
-- 
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