Merge pull request #656 from schiesbn/backport_pull_619

backport of pull request 691

lib/filesystemview.php

@@ -431,6 +431,9 @@ class OC_FilesystemView {
 					$result = OC_Helper::streamCopy($source, $target);
 				}
 				if( $this->fakeRoot==OC_Filesystem::getRoot() ){
+					// If the file to be copied originates within
+					// the user's data directory
+					
 					OC_Hook::emit(
 						OC_Filesystem::CLASSNAME,
 						OC_Filesystem::signal_post_copy,
@@ -451,9 +454,28 @@ class OC_FilesystemView {
 						OC_Filesystem::signal_post_write,
 						array( OC_Filesystem::signal_param_path => $path2)
 					);
-				} else { // no real copy, file comes from somewhere else, e.g. version rollback -> just update the file cache and the webdav properties without all the other post_write actions
-					OC_FileCache_Update::update($path2, $this->fakeRoot);
+				} else { 
+				// If this is not a normal file copy operation 
+				// and the file originates somewhere else 
+				// (e.g. a version rollback operation), do not 
+				// perform all the other post_write actions
+					
+					// Update webdav properties
 					OC_Filesystem::removeETagHook(array("path" => $path2), $this->fakeRoot);
+					
+					$splitPath2 = explode( '/', $path2 );
+					
+					// Only cache information about files 
+					// that are being copied from within 
+					// the user files directory. Caching 
+					// other files, like VCS backup files,
+					// serves no purpose
+					if ( $splitPath2[1] == 'files' ) {
+						
+						OC_FileCache_Update::update($path2, $this->fakeRoot);
+						
+					}
+				
 				}
 				return $result;
 			}