Merge branch 'master' of git://gitorious.org/owncloud/owncloud into oracle-support

Conflicts:
	3rdparty/Sabre/CardDAV/Plugin.php
	3rdparty/smb4php/smb.php
	apps/bookmarks/ajax/addBookmark.php
	apps/bookmarks/ajax/editBookmark.php
	apps/bookmarks/appinfo/migrate.php
	apps/calendar/ajax/calendar/edit.form.php
	apps/calendar/ajax/changeview.php
	apps/calendar/ajax/import/import.php
	apps/calendar/ajax/settings/guesstimezone.php
	apps/calendar/ajax/settings/setfirstday.php
	apps/calendar/ajax/settings/settimeformat.php
	apps/calendar/ajax/share/changepermission.php
	apps/calendar/ajax/share/share.php
	apps/calendar/ajax/share/unshare.php
	apps/calendar/appinfo/app.php
	apps/calendar/appinfo/remote.php
	apps/calendar/appinfo/update.php
	apps/calendar/appinfo/version
	apps/calendar/js/calendar.js
	apps/calendar/l10n/da.php
	apps/calendar/l10n/de.php
	apps/calendar/l10n/fi_FI.php
	apps/calendar/l10n/gl.php
	apps/calendar/l10n/he.php
	apps/calendar/l10n/hr.php
	apps/calendar/l10n/ja_JP.php
	apps/calendar/l10n/lb.php
	apps/calendar/l10n/lt_LT.php
	apps/calendar/l10n/nb_NO.php
	apps/calendar/l10n/pl.php
	apps/calendar/l10n/pt_PT.php
	apps/calendar/l10n/ro.php
	apps/calendar/l10n/ru.php
	apps/calendar/l10n/sv.php
	apps/calendar/l10n/zh_CN.php
	apps/calendar/l10n/zh_TW.php
	apps/calendar/lib/app.php
	apps/calendar/lib/calendar.php
	apps/calendar/lib/object.php
	apps/calendar/lib/share.php
	apps/calendar/templates/part.choosecalendar.rowfields.php
	apps/calendar/templates/part.import.php
	apps/calendar/templates/settings.php
	apps/contacts/ajax/activation.php
	apps/contacts/ajax/addressbook/delete.php
	apps/contacts/ajax/contact/add.php
	apps/contacts/ajax/contact/addproperty.php
	apps/contacts/ajax/contact/delete.php
	apps/contacts/ajax/contact/deleteproperty.php
	apps/contacts/ajax/contact/saveproperty.php
	apps/contacts/ajax/createaddressbook.php
	apps/contacts/ajax/cropphoto.php
	apps/contacts/ajax/currentphoto.php
	apps/contacts/ajax/importaddressbook.php
	apps/contacts/ajax/oc_photo.php
	apps/contacts/ajax/savecrop.php
	apps/contacts/ajax/selectaddressbook.php
	apps/contacts/ajax/updateaddressbook.php
	apps/contacts/ajax/uploadimport.php
	apps/contacts/ajax/uploadphoto.php
	apps/contacts/appinfo/migrate.php
	apps/contacts/appinfo/remote.php
	apps/contacts/css/contacts.css
	apps/contacts/import.php
	apps/contacts/index.php
	apps/contacts/js/contacts.js
	apps/contacts/l10n/ca.php
	apps/contacts/l10n/cs_CZ.php
	apps/contacts/l10n/da.php
	apps/contacts/l10n/de.php
	apps/contacts/l10n/el.php
	apps/contacts/l10n/eo.php
	apps/contacts/l10n/es.php
	apps/contacts/l10n/et_EE.php
	apps/contacts/l10n/eu.php
	apps/contacts/l10n/fa.php
	apps/contacts/l10n/fi_FI.php
	apps/contacts/l10n/fr.php
	apps/contacts/l10n/he.php
	apps/contacts/l10n/hr.php
	apps/contacts/l10n/hu_HU.php
	apps/contacts/l10n/ia.php
	apps/contacts/l10n/it.php
	apps/contacts/l10n/ja_JP.php
	apps/contacts/l10n/ko.php
	apps/contacts/l10n/lb.php
	apps/contacts/l10n/mk.php
	apps/contacts/l10n/nb_NO.php
	apps/contacts/l10n/nl.php
	apps/contacts/l10n/pl.php
	apps/contacts/l10n/pt_BR.php
	apps/contacts/l10n/pt_PT.php
	apps/contacts/l10n/ro.php
	apps/contacts/l10n/ru.php
	apps/contacts/l10n/sk_SK.php
	apps/contacts/l10n/sl.php
	apps/contacts/l10n/sv.php
	apps/contacts/l10n/th_TH.php
	apps/contacts/l10n/tr.php
	apps/contacts/l10n/zh_CN.php
	apps/contacts/l10n/zh_TW.php
	apps/contacts/lib/addressbook.php
	apps/contacts/lib/hooks.php
	apps/contacts/lib/vcard.php
	apps/contacts/photo.php
	apps/contacts/templates/part.contact.php
	apps/contacts/templates/part.contacts.php
	apps/contacts/templates/part.cropphoto.php
	apps/contacts/templates/part.importaddressbook.php
	apps/contacts/templates/part.selectaddressbook.php
	apps/contacts/thumbnail.php
	apps/files/ajax/download.php
	apps/files/ajax/newfile.php
	apps/files/ajax/timezone.php
	apps/files/appinfo/update.php
	apps/files/appinfo/version
	apps/files/index.php
	apps/files/js/fileactions.js
	apps/files/js/filelist.js
	apps/files/js/files.js
	apps/files/l10n/ar.php
	apps/files/l10n/bg_BG.php
	apps/files/l10n/ca.php
	apps/files/l10n/cs_CZ.php
	apps/files/l10n/da.php
	apps/files/l10n/de.php
	apps/files/l10n/el.php
	apps/files/l10n/eo.php
	apps/files/l10n/es.php
	apps/files/l10n/et_EE.php
	apps/files/l10n/eu.php
	apps/files/l10n/fa.php
	apps/files/l10n/fi_FI.php
	apps/files/l10n/fr.php
	apps/files/l10n/gl.php
	apps/files/l10n/he.php
	apps/files/l10n/hr.php
	apps/files/l10n/hu_HU.php
	apps/files/l10n/ia.php
	apps/files/l10n/id.php
	apps/files/l10n/it.php
	apps/files/l10n/ja_JP.php
	apps/files/l10n/ko.php
	apps/files/l10n/lb.php
	apps/files/l10n/lt_LT.php
	apps/files/l10n/mk.php
	apps/files/l10n/ms_MY.php
	apps/files/l10n/nb_NO.php
	apps/files/l10n/nl.php
	apps/files/l10n/nn_NO.php
	apps/files/l10n/pl.php
	apps/files/l10n/pt_BR.php
	apps/files/l10n/pt_PT.php
	apps/files/l10n/ro.php
	apps/files/l10n/ru.php
	apps/files/l10n/sk_SK.php
	apps/files/l10n/sl.php
	apps/files/l10n/sr.php
	apps/files/l10n/sr@latin.php
	apps/files/l10n/sv.php
	apps/files/l10n/th_TH.php
	apps/files/l10n/tr.php
	apps/files/l10n/uk.php
	apps/files/l10n/zh_CN.php
	apps/files/l10n/zh_TW.php
	apps/files_archive/js/archive.js
	apps/files_encryption/lib/cryptstream.php
	apps/files_encryption/lib/proxy.php
	apps/files_encryption/tests/proxy.php
	apps/files_external/appinfo/app.php
	apps/files_external/lib/smb.php
	apps/files_external/lib/streamwrapper.php
	apps/files_external/tests/config.php
	apps/files_external/tests/smb.php
	apps/files_sharing/ajax/email.php
	apps/files_sharing/ajax/getitem.php
	apps/files_sharing/ajax/setpermissions.php
	apps/files_sharing/ajax/share.php
	apps/files_sharing/ajax/toggleresharing.php
	apps/files_sharing/ajax/unshare.php
	apps/files_sharing/ajax/userautocomplete.php
	apps/files_sharing/js/settings.js
	apps/files_sharing/js/share.js
	apps/files_sharing/lib_share.php
	apps/files_sharing/settings.php
	apps/files_sharing/sharedstorage.php
	apps/files_sharing/templates/settings.php
	apps/files_versions/ajax/rollbackVersion.php
	apps/files_versions/versions.php
	apps/gallery/ajax/thumbnail.php
	apps/gallery/appinfo/app.php
	apps/gallery/appinfo/update.php
	apps/gallery/appinfo/version
	apps/gallery/css/styles.css
	apps/gallery/index.php
	apps/gallery/js/pictures.js
	apps/gallery/l10n/ca.php
	apps/gallery/l10n/cs_CZ.php
	apps/gallery/l10n/de.php
	apps/gallery/l10n/el.php
	apps/gallery/l10n/es.php
	apps/gallery/l10n/fi_FI.php
	apps/gallery/l10n/fr.php
	apps/gallery/l10n/it.php
	apps/gallery/l10n/pl.php
	apps/gallery/l10n/pt_PT.php
	apps/gallery/l10n/ru.php
	apps/gallery/l10n/sl.php
	apps/gallery/l10n/sv.php
	apps/gallery/l10n/th_TH.php
	apps/gallery/l10n/tr.php
	apps/gallery/l10n/zh_CN.php
	apps/gallery/lib/album.php
	apps/gallery/lib/hooks_handlers.php
	apps/gallery/lib/managers.php
	apps/gallery/lib/photo.php
	apps/gallery/lib/tiles.php
	apps/gallery/lib/tiles_test.php
	apps/gallery/templates/index.php
	apps/media/lib_ampache.php
	apps/media/lib_collection.php
	apps/media/lib_media.php
	apps/remoteStorage/lib_remoteStorage.php
	apps/tasks/ajax/addtaskform.php
	apps/tasks/ajax/edittask.php
	apps/user_ldap/appinfo/update.php
	apps/user_ldap/group_ldap.php
	apps/user_ldap/lib_ldap.php
	apps/user_ldap/settings.php
	apps/user_ldap/templates/settings.php
	apps/user_ldap/user_ldap.php
	apps/user_migrate/appinfo/app.php
	apps/user_migrate/templates/settings.php
	apps/user_webfinger/host-meta.php
	config/config.sample.php
	core/js/js.js
	core/l10n/da.php
	core/l10n/de.php
	core/l10n/fi_FI.php
	core/l10n/gl.php
	core/l10n/he.php
	core/l10n/hr.php
	core/l10n/id.php
	core/l10n/ja_JP.php
	core/l10n/lb.php
	core/l10n/lt_LT.php
	core/l10n/nb_NO.php
	core/l10n/pl.php
	core/l10n/pt_PT.php
	core/l10n/ro.php
	core/l10n/ru.php
	core/l10n/sv.php
	core/lostpassword/index.php
	core/templates/layout.user.php
	core/templates/login.php
	db_structure.xml
	index.php
	l10n/af/calendar.po
	l10n/af/contacts.po
	l10n/af/core.po
	l10n/af/files.po
	l10n/af/settings.po
	l10n/ar/calendar.po
	l10n/ar/contacts.po
	l10n/ar/core.po
	l10n/ar/files.po
	l10n/ar/media.po
	l10n/ar/settings.po
	l10n/bg_BG/calendar.po
	l10n/bg_BG/contacts.po
	l10n/bg_BG/core.po
	l10n/bg_BG/files.po
	l10n/bg_BG/media.po
	l10n/bg_BG/settings.po
	l10n/ca/calendar.po
	l10n/ca/contacts.po
	l10n/ca/core.po
	l10n/ca/files.po
	l10n/ca/gallery.po
	l10n/ca/settings.po
	l10n/cs_CZ/calendar.po
	l10n/cs_CZ/contacts.po
	l10n/cs_CZ/core.po
	l10n/cs_CZ/files.po
	l10n/cs_CZ/gallery.po
	l10n/cs_CZ/settings.po
	l10n/da/calendar.po
	l10n/da/contacts.po
	l10n/da/core.po
	l10n/da/files.po
	l10n/da/settings.po
	l10n/de/calendar.po
	l10n/de/contacts.po
	l10n/de/core.po
	l10n/de/files.po
	l10n/de/gallery.po
	l10n/de/settings.po
	l10n/el/calendar.po
	l10n/el/contacts.po
	l10n/el/core.po
	l10n/el/files.po
	l10n/el/gallery.po
	l10n/el/settings.po
	l10n/eo/calendar.po
	l10n/eo/contacts.po
	l10n/eo/core.po
	l10n/eo/files.po
	l10n/eo/media.po
	l10n/eo/settings.po
	l10n/es/calendar.po
	l10n/es/contacts.po
	l10n/es/core.po
	l10n/es/files.po
	l10n/es/gallery.po
	l10n/es/settings.po
	l10n/et_EE/calendar.po
	l10n/et_EE/contacts.po
	l10n/et_EE/core.po
	l10n/et_EE/files.po
	l10n/et_EE/settings.po
	l10n/eu/calendar.po
	l10n/eu/contacts.po
	l10n/eu/core.po
	l10n/eu/files.po
	l10n/eu/settings.po
	l10n/fa/calendar.po
	l10n/fa/contacts.po
	l10n/fa/core.po
	l10n/fa/files.po
	l10n/fa/settings.po
	l10n/fi_FI/calendar.po
	l10n/fi_FI/contacts.po
	l10n/fi_FI/core.po
	l10n/fi_FI/files.po
	l10n/fi_FI/gallery.po
	l10n/fi_FI/settings.po
	l10n/fr/calendar.po
	l10n/fr/contacts.po
	l10n/fr/core.po
	l10n/fr/files.po
	l10n/fr/gallery.po
	l10n/fr/media.po
	l10n/fr/settings.po
	l10n/gl/calendar.po
	l10n/gl/contacts.po
	l10n/gl/core.po
	l10n/gl/files.po
	l10n/gl/settings.po
	l10n/he/calendar.po
	l10n/he/contacts.po
	l10n/he/core.po
	l10n/he/files.po
	l10n/he/settings.po
	l10n/hr/calendar.po
	l10n/hr/contacts.po
	l10n/hr/core.po
	l10n/hr/files.po
	l10n/hr/settings.po
	l10n/hu_HU/calendar.po
	l10n/hu_HU/contacts.po
	l10n/hu_HU/core.po
	l10n/hu_HU/files.po
	l10n/hu_HU/settings.po
	l10n/hy/calendar.po
	l10n/hy/contacts.po
	l10n/hy/core.po
	l10n/hy/files.po
	l10n/hy/settings.po
	l10n/ia/calendar.po
	l10n/ia/contacts.po
	l10n/ia/core.po
	l10n/ia/files.po
	l10n/ia/settings.po
	l10n/id/calendar.po
	l10n/id/contacts.po
	l10n/id/core.po
	l10n/id/files.po
	l10n/id/settings.po
	l10n/it/calendar.po
	l10n/it/contacts.po
	l10n/it/core.po
	l10n/it/files.po
	l10n/it/gallery.po
	l10n/it/settings.po
	l10n/ja_JP/calendar.po
	l10n/ja_JP/contacts.po
	l10n/ja_JP/core.po
	l10n/ja_JP/files.po
	l10n/ja_JP/settings.po
	l10n/ko/calendar.po
	l10n/ko/contacts.po
	l10n/ko/core.po
	l10n/ko/files.po
	l10n/ko/settings.po
	l10n/lb/calendar.po
	l10n/lb/contacts.po
	l10n/lb/core.po
	l10n/lb/files.po
	l10n/lb/settings.po
	l10n/lt_LT/calendar.po
	l10n/lt_LT/contacts.po
	l10n/lt_LT/core.po
	l10n/lt_LT/files.po
	l10n/lt_LT/settings.po
	l10n/mk/calendar.po
	l10n/mk/contacts.po
	l10n/mk/core.po
	l10n/mk/files.po
	l10n/mk/settings.po
	l10n/ms_MY/calendar.po
	l10n/ms_MY/contacts.po
	l10n/ms_MY/core.po
	l10n/ms_MY/files.po
	l10n/ms_MY/settings.po
	l10n/nb_NO/calendar.po
	l10n/nb_NO/contacts.po
	l10n/nb_NO/core.po
	l10n/nb_NO/files.po
	l10n/nb_NO/settings.po
	l10n/nl/calendar.po
	l10n/nl/contacts.po
	l10n/nl/core.po
	l10n/nl/files.po
	l10n/nl/settings.po
	l10n/nn_NO/calendar.po
	l10n/nn_NO/contacts.po
	l10n/nn_NO/core.po
	l10n/nn_NO/files.po
	l10n/nn_NO/settings.po
	l10n/pl/calendar.po
	l10n/pl/contacts.po
	l10n/pl/core.po
	l10n/pl/files.po
	l10n/pl/gallery.po
	l10n/pl/settings.po
	l10n/pt_BR/calendar.po
	l10n/pt_BR/contacts.po
	l10n/pt_BR/core.po
	l10n/pt_BR/files.po
	l10n/pt_BR/settings.po
	l10n/pt_PT/calendar.po
	l10n/pt_PT/contacts.po
	l10n/pt_PT/core.po
	l10n/pt_PT/files.po
	l10n/pt_PT/gallery.po
	l10n/pt_PT/settings.po
	l10n/ro/calendar.po
	l10n/ro/contacts.po
	l10n/ro/core.po
	l10n/ro/files.po
	l10n/ro/settings.po
	l10n/ru/calendar.po
	l10n/ru/contacts.po
	l10n/ru/core.po
	l10n/ru/files.po
	l10n/ru/gallery.po
	l10n/ru/settings.po
	l10n/sk_SK/calendar.po
	l10n/sk_SK/contacts.po
	l10n/sk_SK/core.po
	l10n/sk_SK/files.po
	l10n/sk_SK/settings.po
	l10n/sl/calendar.po
	l10n/sl/contacts.po
	l10n/sl/core.po
	l10n/sl/files.po
	l10n/sl/gallery.po
	l10n/sl/settings.po
	l10n/sr/calendar.po
	l10n/sr/contacts.po
	l10n/sr/core.po
	l10n/sr/files.po
	l10n/sr/settings.po
	l10n/sr@latin/calendar.po
	l10n/sr@latin/contacts.po
	l10n/sr@latin/core.po
	l10n/sr@latin/files.po
	l10n/sr@latin/settings.po
	l10n/sv/calendar.po
	l10n/sv/contacts.po
	l10n/sv/core.po
	l10n/sv/files.po
	l10n/sv/gallery.po
	l10n/sv/media.po
	l10n/sv/settings.po
	l10n/templates/bookmarks.pot
	l10n/templates/calendar.pot
	l10n/templates/contacts.pot
	l10n/templates/core.pot
	l10n/templates/files.pot
	l10n/templates/gallery.pot
	l10n/templates/media.pot
	l10n/templates/settings.pot
	l10n/th_TH/calendar.po
	l10n/th_TH/contacts.po
	l10n/th_TH/core.po
	l10n/th_TH/files.po
	l10n/th_TH/gallery.po
	l10n/th_TH/settings.po
	l10n/tr/calendar.po
	l10n/tr/contacts.po
	l10n/tr/core.po
	l10n/tr/files.po
	l10n/tr/gallery.po
	l10n/tr/settings.po
	l10n/uk/calendar.po
	l10n/uk/contacts.po
	l10n/uk/core.po
	l10n/uk/files.po
	l10n/uk/media.po
	l10n/uk/settings.po
	l10n/zh_CN/calendar.po
	l10n/zh_CN/contacts.po
	l10n/zh_CN/core.po
	l10n/zh_CN/files.po
	l10n/zh_CN/gallery.po
	l10n/zh_CN/settings.po
	l10n/zh_TW/calendar.po
	l10n/zh_TW/contacts.po
	l10n/zh_TW/core.po
	l10n/zh_TW/files.po
	l10n/zh_TW/settings.po
	lib/app.php
	lib/base.php
	lib/connector/sabre/file.php
	lib/connector/sabre/locks.php
	lib/connector/sabre/node.php
	lib/db.php
	lib/filecache.php
	lib/fileproxy/quota.php
	lib/files.php
	lib/filestorage/local.php
	lib/filesystemview.php
	lib/group/database.php
	lib/helper.php
	lib/installer.php
	lib/json.php
	lib/l10n.php
	lib/migrate.php
	lib/mimetypes.fixlist.php
	lib/ocs.php
	lib/preferences.php
	lib/public/json.php
	lib/public/util.php
	lib/template.php
	lib/user.php
	lib/user/database.php
	lib/util.php
	lib/vcategories.php
	ocs/providers.php
	settings/admin.php
	settings/ajax/lostpassword.php
	settings/ajax/removeuser.php
	settings/ajax/setbackgroundjobsmode.php
	settings/ajax/setlanguage.php
	settings/ajax/setquota.php
	settings/ajax/togglegroups.php
	settings/apps.php
	settings/css/settings.css
	settings/js/apps.js
	settings/js/users.js
	settings/l10n/bg_BG.php
	settings/l10n/ca.php
	settings/l10n/cs_CZ.php
	settings/l10n/da.php
	settings/l10n/de.php
	settings/l10n/el.php
	settings/l10n/eo.php
	settings/l10n/es.php
	settings/l10n/et_EE.php
	settings/l10n/eu.php
	settings/l10n/fa.php
	settings/l10n/fi_FI.php
	settings/l10n/fr.php
	settings/l10n/gl.php
	settings/l10n/he.php
	settings/l10n/hr.php
	settings/l10n/hu_HU.php
	settings/l10n/it.php
	settings/l10n/ja_JP.php
	settings/l10n/ko.php
	settings/l10n/lt_LT.php
	settings/l10n/mk.php
	settings/l10n/ms_MY.php
	settings/l10n/nb_NO.php
	settings/l10n/nl.php
	settings/l10n/nn_NO.php
	settings/l10n/pl.php
	settings/l10n/pt_BR.php
	settings/l10n/pt_PT.php
	settings/l10n/ru.php
	settings/l10n/sk_SK.php
	settings/l10n/sl.php
	settings/l10n/sv.php
	settings/l10n/th_TH.php
	settings/l10n/tr.php
	settings/l10n/zh_CN.php
	settings/personal.php
	settings/templates/admin.php
	settings/templates/users.php

1 files changed, 106 insertions, 379 deletions

diff --git a/lib/filecache.php b/lib/filecache.php
index 719f419b37c..e85d6747f90 100644
--- a/lib/filecache.php
+++ b/lib/filecache.php
@@ -28,15 +28,13 @@
  * It will try to keep the data up to date but changes from outside ownCloud can invalidate the cache
  */
 class OC_FileCache{
-	private static $savedData=array();
-	
 	/**
 	 * get the filesystem info from the cache
 	 * @param string path
 	 * @param string root (optional)
 	 * @return array
 	 *
-	 * returns an assiciative array with the following keys:
+	 * returns an associative array with the following keys:
 	 * - size
 	 * - mtime
 	 * - ctime
@@ -44,29 +42,15 @@ class OC_FileCache{
 	 * - encrypted
 	 * - versioned
 	 */
-	public static function get($path,$root=''){
-		if(self::isUpdated($path,$root)){
-			if(!$root){//filesystem hooks are only valid for the default root
+	public static function get($path,$root=false){
+		if(OC_FileCache_Update::hasUpdated($path,$root)){
+			if($root===false){//filesystem hooks are only valid for the default root
 				OC_Hook::emit('OC_Filesystem','post_write',array('path'=>$path));
 			}else{
-				self::fileSystemWatcherWrite(array('path'=>$path),$root);
+				OC_FileCache_Update::update($path,$root);
 			}
 		}
-		if(!$root){
-			$root=OC_Filesystem::getRoot();
-		}
-		if($root=='/'){
-			$root='';
-		}
-		$path=$root.$path;
-		$query=OC_DB::prepare('SELECT `ctime`,`mtime`,`mimetype`,`size`,`encrypted`,`versioned`,`writable` FROM `*PREFIX*fscache` WHERE `path_hash`=?');
-		$result=$query->execute(array(md5($path)))->fetchRow();
-		if(is_array($result)){
-			return $result;
-		}else{
-			OC_Log::write('files','get(): file not found in cache ('.$path.')',OC_Log::DEBUG);
-			return false;
-		}
+		return OC_FileCache_Cached::get($path,$root);
 	}
 
 	/**
@@ -77,35 +61,31 @@ class OC_FileCache{
 	 *
 	 * $data is an assiciative array in the same format as returned by get
 	 */
-	public static function put($path,$data,$root=''){
-		if(!$root){
+	public static function put($path,$data,$root=false){
+		if($root===false){
 			$root=OC_Filesystem::getRoot();
 		}
-		if($root=='/'){
-			$root='';
-		}
 		$fullpath=$root.$path;
 		$parent=self::getParentId($fullpath);
-		$id=self::getFileId($fullpath);
-		if(isset(OC_FileCache::$savedData[$fullpath])){
-			$data=array_merge(OC_FileCache::$savedData[$fullpath],$data);
-			unset(OC_FileCache::$savedData[$fullpath]);
+		$id=self::getId($fullpath,'');
+		if(isset(OC_FileCache_Cached::$savedData[$fullpath])){
+			$data=array_merge(OC_FileCache_Cached::$savedData[$fullpath],$data);
+			unset(OC_FileCache_Cached::$savedData[$fullpath]);
 		}
-		
-		// add parent directory to the file cache if it does not exist yet.

-		if ($parent == -1 && $fullpath != $root) {

-			$parentDir = substr(dirname($path), 0, strrpos(dirname($path), DIRECTORY_SEPARATOR));

-			self::scanFile($parentDir);

-			$parent = self::getParentId($fullpath);

-		}
-		
 		if($id!=-1){
 			self::update($id,$data);
 			return;
 		}
 		
+		// add parent directory to the file cache if it does not exist yet.
+		if ($parent == -1 && $fullpath != $root) {
+			$parentDir = substr(dirname($path), 0, strrpos(dirname($path), DIRECTORY_SEPARATOR));
+			self::scanFile($parentDir);
+			$parent = self::getParentId($fullpath);
+		}
+		
 		if(!isset($data['size']) or !isset($data['mtime'])){//save incomplete data for the next time we write it
-			self::$savedData[$fullpath]=$data;
+			OC_FileCache_Cached::$savedData[$fullpath]=$data;
 			return;
 		}
 		if(!isset($data['encrypted'])){
@@ -126,6 +106,10 @@ class OC_FileCache{
 		if(OC_DB::isError($result)){
 			OC_Log::write('files','error while writing file('.$fullpath.') to cache',OC_Log::ERROR);
 		}
+
+		if($cache=OC_Cache::getUserCache(true)){
+			$cache->remove('fileid/'.$fullpath);//ensure we don't have -1 cached
+		}
 	}
 
 	/**
@@ -157,7 +141,7 @@ class OC_FileCache{
 		$query=OC_DB::prepare($sql);
 		$result=$query->execute($arguments);
 		if(OC_DB::isError($result)){
-			OC_Log::write('files','error while updating file id('.$id.') in cache',OC_Log::ERROR);
+			OC_Log::write('files','error while updating file('.$id.') in cache',OC_Log::ERROR);
 		}
 	}
 
@@ -167,19 +151,21 @@ class OC_FileCache{
 	 * @param string newPath
 	 * @param string root (optional)
 	 */
-	public static function move($oldPath,$newPath,$root=''){
-		if(!$root){
+	public static function move($oldPath,$newPath,$root=false){
+		if($root===false){
 			$root=OC_Filesystem::getRoot();
 		}
-		if($root=='/'){
-			$root='';
-		}
 		$oldPath=$root.$oldPath;
 		$newPath=$root.$newPath;
 		$newParent=self::getParentId($newPath);
 		$query=OC_DB::prepare('UPDATE `*PREFIX*fscache` SET `parent`=? ,`name`=?, `path`=?, `path_hash`=? WHERE `path_hash`=?');
 		$query->execute(array($newParent,basename($newPath),$newPath,md5($newPath),md5($oldPath)));
 
+		if(($cache=OC_Cache::getUserCache(true)) && $cache->hasKey('fileid/'.$oldPath)){
+			$cache->set('fileid/'.$newPath,$cache->get('fileid/'.$oldPath));
+			$cache->remove('fileid/'.$oldPath);
+		}
+
 		$query=OC_DB::prepare('SELECT `path` FROM `*PREFIX*fscache` WHERE `path` LIKE ?');
 		$oldLength=strlen($oldPath);
 		$updateQuery=OC_DB::prepare('UPDATE `*PREFIX*fscache` SET `path`=?, `path_hash`=? WHERE `path_hash`=?');
@@ -187,33 +173,31 @@ class OC_FileCache{
 			$old=$row['path'];
 			$new=$newPath.substr($old,$oldLength);
 			$updateQuery->execute(array($new,md5($new),md5($old)));
+
+			if(($cache=OC_Cache::getUserCache(true)) && $cache->hasKey('fileid/'.$old)){
+				$cache->set('fileid/'.$new,$cache->get('fileid/'.$old));
+				$cache->remove('fileid/'.$old);
+			}
 		}
 	}
 
 	/**
 	 * delete info from the cache
-	 * @param string/int $file
+	 * @param string path
 	 * @param string root (optional)
 	 */
-	public static function delete($file,$root=''){
-		if(!is_numeric($file)){
-			if(!$root){
-				$root=OC_Filesystem::getRoot();
-			}
-			if($root=='/'){
-				$root='';
-			}
-			$path=$root.$file;
-			self::delete(self::getFileId($path));
-		}elseif($file!=-1){
-			$query=OC_DB::prepare('SELECT `id` FROM `*PREFIX*fscache` WHERE `parent`=?');
-			$result=$query->execute(array($file));
-			while($child=$result->fetchRow()){
-				self::delete(intval($child['id']));
-			}
-			$query=OC_DB::prepare('DELETE FROM `*PREFIX*fscache` WHERE `id`=?');
-			$query->execute(array($file));
+	public static function delete($path,$root=false){
+		if($root===false){
+			$root=OC_Filesystem::getRoot();
 		}
+		$query=OC_DB::prepare('DELETE FROM `*PREFIX*fscache` WHERE `path_hash`=?');
+		$query->execute(array(md5($root.$path)));
+		
+		//delete everything inside the folder
+		$query=OC_DB::prepare('DELETE FROM `*PREFIX*fscache` WHERE `path` LIKE ?');
+		$query->execute(array($root.$path.'/%'));
+
+		OC_Cache::remove('fileid/'.$root.$path);
 	}
 	
 	/**
@@ -223,13 +207,10 @@ class OC_FileCache{
 	 * @param string root (optional)
 	 * @return array of filepaths
 	 */
-	public static function search($search,$returnData=false,$root=''){
-		if(!$root){
+	public static function search($search,$returnData=false,$root=false){
+		if($root===false){
 			$root=OC_Filesystem::getRoot();
 		}
-		if($root=='/'){
-			$root='';
-		}
 		$rootLen=strlen($root);
 		if(!$returnData){
 			$query=OC_DB::prepare('SELECT `path` FROM `*PREFIX*fscache` WHERE `name` LIKE ? AND `user`=?');
@@ -264,29 +245,11 @@ class OC_FileCache{
 	 * - encrypted
 	 * - versioned
 	 */
-  public static function getFolderContent($path,$root='',$mimetype_filter=''){
-		if(self::isUpdated($path,$root,true)){
-			self::updateFolder($path,$root);
-		}
-		if(!$root){
-			$root=OC_Filesystem::getRoot();
-		}
-		if($root=='/'){
-			$root='';
-		}
-		$path=$root.$path;
-		$parent=self::getFileId($path);
-		if($parent==-1){
-			return array();
-		}
-    $query=OC_DB::prepare('SELECT `name`,`ctime`,`mtime`,`mimetype`,`size`,`encrypted`,`versioned`,`writable` FROM `*PREFIX*fscache` WHERE `parent`=? AND (`mimetype` LIKE ? OR `mimetype` = ?)');
-    $result=$query->execute(array($parent, $mimetype_filter.'%', 'httpd/unix-directory'))->fetchAll();
-		if(is_array($result)){
-			return $result;
-		}else{
-			OC_Log::write('files','getFolderContent(): file not found in cache ('.$path.')',OC_Log::DEBUG);
-			return false;
+	public static function getFolderContent($path,$root=false,$mimetype_filter=''){
+		if(OC_FileCache_Update::hasUpdated($path,$root,true)){
+			OC_FileCache_Update::updateFolder($path,$root);
 		}
+		return OC_FileCache_Cached::getFolderContent($path,$root,$mimetype_filter);
 	}
 
 	/**
@@ -295,58 +258,44 @@ class OC_FileCache{
 	 * @param string root (optional)
 	 * @return bool
 	 */
-	public static function inCache($path,$root=''){
-		if(!$root){
-			$root=OC_Filesystem::getRoot();
-		}
-		if($root=='/'){
-			$root='';
-		}
-		$path=$root.$path;
-		return self::getFileId($path)!=-1;
+	public static function inCache($path,$root=false){
+		return self::getId($path,$root)!=-1;
 	}
 
 	/**
 	 * get the file id as used in the cache
-	 * unlike the public getId, full paths are used here (/usename/files/foo instead of /foo)
-	 * @param string $path
+	 * @param string path
+	 * @param string root (optional)
 	 * @return int
 	 */
-	private static function getFileId($path){
-		$query=OC_DB::prepare('SELECT `id` FROM `*PREFIX*fscache` WHERE `path_hash`=?');
-		if(OC_DB::isError($query)){
-			OC_Log::write('files','error while getting file id of '.$path,OC_Log::ERROR);
-			return -1;
+	public static function getId($path,$root=false){
+		if($root===false){
+			$root=OC_Filesystem::getRoot();
+		}
+
+		$fullPath=$root.$path;
+		if(($cache=OC_Cache::getUserCache(true)) && $cache->hasKey('fileid/'.$fullPath)){
+			return $cache->get('fileid/'.$fullPath);
 		}
-		$result=$query->execute(array(md5($path)));
+		
+		$query=OC_DB::prepare('SELECT `id` FROM `*PREFIX*fscache` WHERE `path_hash`=?');
+		$result=$query->execute(array(md5($fullPath)));
 		if(OC_DB::isError($result)){
 			OC_Log::write('files','error while getting file id of '.$path,OC_Log::ERROR);
 			return -1;
 		}
+		
 		$result=$result->fetchRow();
 		if(is_array($result)){
-			return $result['id'];
+			$id=$result['id'];
 		}else{
-			OC_Log::write('files','getFileId(): file not found in cache ('.$path.')',OC_Log::DEBUG);
-			return -1;
+			$id=-1;
 		}
-	}
-	
-	/**
-	 * get the file id as used in the cache
-	 * @param string path
-	 * @param string root (optional)
-	 * @return int
-	 */
-	public static function getId($path,$root=''){
-		if(!$root){
-			$root=OC_Filesystem::getRoot();
+		if($cache=OC_Cache::getUserCache(true)){
+			$cache->set('fileid/'.$fullPath,$id);
 		}
-		if($root=='/'){
-			$root='';
-		}
-		$path=$root.$path;
-		return self::getFileId($path);
+		
+		return $id;
 	}
 	
 	/**
@@ -379,154 +328,23 @@ class OC_FileCache{
 		if($path=='/'){
 			return -1;
 		}else{
-			return self::getFileId(dirname($path));
-		}
-	}
-
-	/**
-	 * called when changes are made to files
-	 * @param array $params
-	 * @param string root (optional)
-	 */
-	public static function fileSystemWatcherWrite($params,$root=''){
-		if(!$root){
-			$view=OC_Filesystem::getView();
-		}else{
-			$view=new OC_FilesystemView(($root=='/')?'':$root);
-		}
-		
-		$path=$params['path'];
-		$fullPath=$view->getRoot().$path;
-		$mimetype=$view->getMimeType($path);
-		$dir=$view->is_dir($path.'/');
-		//dont use self::get here, we don't want inifinte loops when a file has changed
-		$cachedSize=self::getCachedSize($path,$root);
-		$size=0;
-		if($dir){
-			if(self::inCache($path,$root) && $path != '/Shared'){
-				$parent=self::getFileId($fullPath);
-				$query=OC_DB::prepare('SELECT `size` FROM `*PREFIX*fscache` WHERE `parent`=?');
-				$result=$query->execute(array($parent));
-				while($row=$result->fetchRow()){
-					$size+=$row['size'];
-				}
-				$mtime=$view->filemtime($path);
-				$ctime=$view->filectime($path);
-				$writable=$view->is_writable($path);
-				self::put($path,array('size'=>$size,'mtime'=>$mtime,'ctime'=>$ctime,'mimetype'=>$mimetype,'writable'=>$writable));
-			}else{
-				$count=0;
-				self::scan($path,null,$count,$root);
-			}
-		}else{
-			$size=self::scanFile($path,$root);
+			return self::getId(dirname($path),'');
 		}
-		self::increaseSize(dirname($fullPath),$size-$cachedSize);
 	}
 	
-	public static function getCached($path,$root=''){
-		if(!$root){
-			$root=OC_Filesystem::getRoot();
-		}else{
-			if($root=='/'){
-				$root='';
-			}
-		}
-		$path=$root.$path;
-		$query=OC_DB::prepare('SELECT `ctime`,`mtime`,`mimetype`,`size`,`encrypted`,`versioned`,`writable` FROM `*PREFIX*fscache` WHERE `path_hash`=?');
-		$result=$query->execute(array(md5($path)))->fetchRow();
-		if(is_array($result)){
-			if(isset(self::$savedData[$path])){
-				$result=array_merge($result,self::$savedData[$path]);
-			}
-			return $result;
-		}else{
-			OC_Log::write('files','getChached(): file not found in cache ('.$path.')',OC_Log::DEBUG);
-			if(isset(self::$savedData[$path])){
-				return self::$savedData[$path];
-			}else{
-				return array();
-			}
-		}
-	}
-	
-	private static function getCachedSize($path,$root){
-		if(!$root){
-			$root=OC_Filesystem::getRoot();
-		}else{
-			if($root=='/'){
-				$root='';
-			}
-		}
-		$path=$root.$path;
-		$query=OC_DB::prepare('SELECT `size` FROM `*PREFIX*fscache` WHERE `path_hash`=?');
-		$result=$query->execute(array(md5($path)));
-		if($row=$result->fetchRow()){
-			return $row['size'];
-		}else{//file not in cache
-			return 0;
-		}
-	}
-
-	/**
-	 * called when files are deleted
-	 * @param array $params
-	 * @param string root (optional)
-	 */
-	public static function fileSystemWatcherDelete($params,$root=''){
-		if(!$root){
-			$root=OC_Filesystem::getRoot();
-		}
-		if($root=='/'){
-			$root='';
-		}
-		$path=$params['path'];
-		$fullPath=$root.$path;
-		if(self::getFileId($fullPath)==-1){
-			return;
-		}
-		$size=self::getCachedSize($path,$root);
-		self::increaseSize(dirname($fullPath),-$size);
-		self::delete($path);
-	}
-
-	/**
-	 * called when files are deleted
-	 * @param array $params
-	 * @param string root (optional)
-	 */
-	public static function fileSystemWatcherRename($params,$root=''){
-		if(!$root){
-			$root=OC_Filesystem::getRoot();
-		}
-		if($root=='/'){
-			$root='';
-		}
-		$oldPath=$params['oldpath'];
-		$newPath=$params['newpath'];
-		$fullOldPath=$root.$oldPath;
-		$fullNewPath=$root.$newPath;
-		if(($id=self::getFileId($fullOldPath))!=-1){
-			$oldSize=self::getCachedSize($oldPath,$root);
-		}else{
-			return;
-		}
-		$size=OC_Filesystem::filesize($newPath);
-		self::increaseSize(dirname($fullOldPath),-$oldSize);
-		self::increaseSize(dirname($fullNewPath),$oldSize);
-		self::move($oldPath,$newPath);
-	}
-
 	/**
 	 * adjust the size of the parent folders
 	 * @param string $path
 	 * @param int $sizeDiff
+	 * @param string root (optinal)
 	 */
-	private static function increaseSize($path,$sizeDiff){
+	public static function increaseSize($path,$sizeDiff, $root=false){
 		if($sizeDiff==0) return;
-		while(($id=self::getFileId($path))!=-1){//walk up the filetree increasing the size of all parent folders
+		$id=self::getId($path,$root);
+		while($id!=-1){//walk up the filetree increasing the size of all parent folders
 			$query=OC_DB::prepare('UPDATE `*PREFIX*fscache` SET `size`=`size`+? WHERE `id`=?');
 			$query->execute(array($sizeDiff,$id));
+			$id=self::getParentId($path);
 			$path=dirname($path);
 		}
 	}
@@ -536,17 +354,21 @@ class OC_FileCache{
 	 * @param string $path
 	 * @param OC_EventSource $enventSource (optional)
 	 * @param int count (optional)
-	 * @param string root (optionak)
+	 * @param string root (optional)
 	 */
-	public static function scan($path,$eventSource=false,&$count=0,$root=''){
+	public static function scan($path,$eventSource=false,&$count=0,$root=false){
 		if($eventSource){
 			$eventSource->send('scanning',array('file'=>$path,'count'=>$count));
 		}
 		$lastSend=$count;
-		if(!$root){
+		// NOTE: Ugly hack to prevent shared files from going into the cache (the source already exists somewhere in the cache)
+		if (substr($path, 0, 7) == '/Shared') {
+			return;
+		}
+		if($root===false){
 			$view=OC_Filesystem::getView();
 		}else{
-			$view=new OC_FilesystemView(($root=='/')?'':$root);
+			$view=new OC_FilesystemView($root);
 		}
 		self::scanFile($path,$root);
 		$dh=$view->opendir($path.'/');
@@ -568,8 +390,9 @@ class OC_FileCache{
 				}
 			}
 		}
-		self::cleanFolder($path,$root);
-		self::increaseSize($view->getRoot().$path,$totalSize);
+		
+		OC_FileCache_Update::cleanFolder($path,$root);
+		self::increaseSize($path,$totalSize,$root);
 	}
 
 	/**
@@ -578,11 +401,15 @@ class OC_FileCache{
 	 * @param string root (optional)
 	 * @return int size of the scanned file
 	 */
-	public static function scanFile($path,$root=''){
-		if(!$root){
+	public static function scanFile($path,$root=false){
+		// NOTE: Ugly hack to prevent shared files from going into the cache (the source already exists somewhere in the cache)
+		if (substr($path, 0, 7) == '/Shared') {
+			return;
+		}
+		if($root===false){
 			$view=OC_Filesystem::getView();
 		}else{
-			$view=new OC_FilesystemView(($root=='/')?'':$root);
+			$view=new OC_FilesystemView($root);
 		}
 		if(!$view->is_readable($path)) return; //cant read, nothing we can do
 		clearstatcache();
@@ -615,11 +442,9 @@ class OC_FileCache{
 	 * seccond mimetype part can be ommited
 	 * e.g. searchByMime('audio')
 	 */
-	public static function searchByMime($part1,$part2=null,$root=null){
-		if(!$root){
+	public static function searchByMime($part1,$part2=null,$root=false){
+		if($root===false){
 			$root=OC_Filesystem::getRoot();
-		}elseif($root=='/'){
-			$root='';
 		}
 		$rootLen=strlen($root);
 		$root .= '%';
@@ -639,104 +464,6 @@ class OC_FileCache{
 	}
 
 	/**
-	 * check if a file or folder is updated outside owncloud
-	 * @param string path
-	 * @param string root (optional)
-	 * @param bool folder (optional)
-	 * @return bool
-	 */
-	public static function isUpdated($path,$root='',$folder=false){
-		if(!$root){
-			$root=OC_Filesystem::getRoot();
-			$view=OC_Filesystem::getView();
-		}else{
-			if($root=='/'){
-				$root='';
-			}
-			$view=new OC_FilesystemView($root);
-		}
-		if(!$view->file_exists($path)){
-			return false;
-		}
-		$mtime=$view->filemtime($path.(($folder)?'/':''));
-		$isDir=$view->is_dir($path);
-		$fullPath=$root.$path;
-		$query=OC_DB::prepare('SELECT `mtime` FROM `*PREFIX*fscache` WHERE `path_hash`=?');
-		$result=$query->execute(array(md5($fullPath)));
-		if($row=$result->fetchRow()){
-			$cachedMTime=$row['mtime'];
-			return ($mtime>$cachedMTime);
-		}else{//file not in cache, so it has to be updated
-			if($path=='/' or $path==''){//dont auto update the root folder, it will be scanned
-				return false;
-			}
-			return true;
-		}
-	}
-
-	/**
-	 * update the cache according to changes in the folder
-	 * @param string path
-	 * @param string root (optional)
-	 */
-	private static function updateFolder($path,$root=''){
-		if(!$root){
-			$view=OC_Filesystem::getView();
-		}else{
-			$view=new OC_FilesystemView(($root=='/')?'':$root);
-		}
-		$dh=$view->opendir($path.'/');
-		if($dh){//check for changed/new files
-			while (($filename = readdir($dh)) !== false) {
-				if($filename != '.' and $filename != '..'){
-					$file=$path.'/'.$filename;
-					if(self::isUpdated($file,$root)){
-						if(!$root){//filesystem hooks are only valid for the default root
-							OC_Hook::emit('OC_Filesystem','post_write',array('path'=>$file));
-						}else{
-							self::fileSystemWatcherWrite(array('path'=>$file),$root);
-						}
-					}
-				}
-			}
-		}
-		
-		self::cleanFolder($path,$root);
-		
-		//update the folder last, so we can calculate the size correctly
-		if(!$root){//filesystem hooks are only valid for the default root
-			OC_Hook::emit('OC_Filesystem','post_write',array('path'=>$path));
-		}else{
-			self::fileSystemWatcherWrite(array('path'=>$path),$root);
-		}
-	}
-
-	/**
-	 * delete non existing files from the cache
-	 */
-	private static function cleanFolder($path,$root=''){
-		if(!$root){
-			$view=OC_Filesystem::getView();
-		}else{
-			$view=new OC_FilesystemView(($root=='/')?'':$root);
-		}
-		//check for removed files, not using getFolderContent to prevent loops
-		$parent=self::getFileId($view->getRoot().$path);
-		$query=OC_DB::prepare('SELECT `name` FROM `*PREFIX*fscache` WHERE `parent`=?');
-		$result=$query->execute(array($parent));
-		while($row=$result->fetchRow()){
-			$file=$path.'/'.$row['name'];
-			if(!$view->file_exists($file)){
-				if(!$root){//filesystem hooks are only valid for the default root
-					OC_Hook::emit('OC_Filesystem','post_delete',array('path'=>$file));
-				}else{
-					self::fileSystemWatcherDelete(array('path'=>$file),$root);
-				}
-			}
-		}
-	}
-
-	/**
 	 * clean old pre-path_hash entries
 	 */
 	public static function clean(){
@@ -746,6 +473,6 @@ class OC_FileCache{
 }
 
 //watch for changes and try to keep the cache up to date
-OC_Hook::connect('OC_Filesystem','post_write','OC_FileCache','fileSystemWatcherWrite');
-OC_Hook::connect('OC_Filesystem','post_delete','OC_FileCache','fileSystemWatcherDelete');
-OC_Hook::connect('OC_Filesystem','post_rename','OC_FileCache','fileSystemWatcherRename');
+OC_Hook::connect('OC_Filesystem','post_write','OC_FileCache_Update','fileSystemWatcherWrite');
+OC_Hook::connect('OC_Filesystem','post_delete','OC_FileCache_Update','fileSystemWatcherDelete');
+OC_Hook::connect('OC_Filesystem','post_rename','OC_FileCache_Update','fileSystemWatcherRename');