diff --git a/apps/files_sharing/sharedstorage.php b/apps/files_sharing/sharedstorage.php
index 3067d4d34c004f03f2bbf5cbc420e0f585879990..845659588efc325865dda15b5cd5c147ab7e1e53 100644
--- a/apps/files_sharing/sharedstorage.php
+++ b/apps/files_sharing/sharedstorage.php
@@ -505,7 +505,13 @@ class OC_Filestorage_Shared extends OC_Filestorage {
 			return $storage->getLocalFile($this->getInternalPath($source));
 		}
 	}
-	
+	public function touch($path, $mtime=null){
+		$source = $this->getSource($path);
+		if ($source) {
+			$storage = OC_Filesystem::getStorage($source);
+			return $storage->touch($this->getInternalPath($source),$time);
+		}
+	}
 }
 
 ?>
diff --git a/apps/gallery/templates/index.php b/apps/gallery/templates/index.php
index 7cc7dad3ac683720520644e7a739f4397708712c..1b8d53e82d4f176c9473137739dedac80319b4da 100644
--- a/apps/gallery/templates/index.php
+++ b/apps/gallery/templates/index.php
@@ -5,7 +5,6 @@ OC_Util::addScript('gallery', 'album_cover');
 $l = new OC_L10N('gallery');
 ?>
 
-<div id="notification"><div id="gallery_notification_text">Creating thumbnails</div></div>
 <div id="controls">
   <div id="scan">
     <div id="scanprogressbar"></div>
diff --git a/apps/user_ldap/settings.php b/apps/user_ldap/settings.php
index 1f2d8ed9af312e9261456c4d788aa50402d7e876..ad44fe95f9ecf3ef151387a3b58348c3be22a49b 100644
--- a/apps/user_ldap/settings.php
+++ b/apps/user_ldap/settings.php
@@ -20,7 +20,7 @@
  * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
-$params = array('ldap_host', 'ldap_port', 'ldap_dn', 'ldap_password', 'ldap_base', 'ldap_filter', 'ldap_display_name', 'ldap_tls', 'ldap_nocase');
+$params = array('ldap_host', 'ldap_port', 'ldap_dn', 'ldap_password', 'ldap_base', 'ldap_userlist_filter', 'ldap_login_filter', 'ldap_display_name', 'ldap_tls', 'ldap_nocase'. 'ldap_quota_def', 'ldap_quota_attr', 'ldap_email_attr');
 
 if ($_POST) {
 	foreach($params as $param){
@@ -29,12 +29,12 @@ if ($_POST) {
 		}
 		elseif('ldap_tls' == $param) {
 			// unchecked checkboxes are not included in the post paramters
-				OC_Appconfig::setValue('user_ldap', $param, 0);		
+				OC_Appconfig::setValue('user_ldap', $param, 0);
 		}
 		elseif('ldap_nocase' == $param) {
 			OC_Appconfig::setValue('user_ldap', $param, 0);
 		}
-		
+
 	}
 }
 
diff --git a/apps/user_ldap/templates/settings.php b/apps/user_ldap/templates/settings.php
index 99af275525d54a717189e83a89176fda3d98a58b..828c72cba97e4187427a0c5099aa7de21f68d12f 100644
--- a/apps/user_ldap/templates/settings.php
+++ b/apps/user_ldap/templates/settings.php
@@ -6,16 +6,16 @@
 		<p><label for="ldap_dn"><?php echo $l->t('Name');?></label><input type="text" id="ldap_dn" name="ldap_dn" value="<?php echo $_['ldap_dn']; ?>" />
 		<label for="ldap_password"><?php echo $l->t('Password');?></label><input type="password" id="ldap_password" name="ldap_password" value="<?php echo $_['ldap_password']; ?>" />
 		<small><?php echo $l->t('Leave both empty for anonymous bind for search, then bind with users credentials.');?></small></p>
-		<p><label for="ldap_base"><?php echo $l->t('Base');?></label><input type="text" id="ldap_base" name="ldap_base" value="<?php echo $_['ldap_base']; ?>" />
-		<label for="ldap_login_filter"><?php echo $l->t('Filter (use %%uid placeholder)');?></label><input type="text" id="ldap_login_filter" name="ldap_login_filter" value="<?php echo $_['ldap_login_filter']; ?>" />
-		<label for="ldap_userlist_filter"><?php echo $l->t('Filter to retrieve user list (without any placeholder)');?></label><input type="text" id="ldap_userlist_filter" name="ldap_userlist_filter" value="<?php echo $_['ldap_userlist_filter']; ?>" /><small><?php echo $l->t('For example "objectClass=person".');?>	</p>
+		<p><label for="ldap_base"><?php echo $l->t('Base');?></label><input type="text" id="ldap_base" name="ldap_base" value="<?php echo $_['ldap_base']; ?>" /></p>
+		<p><label for="ldap_login_filter"><?php echo $l->t('User Login Filter');?></label><input type="text" id="ldap_login_filter" name="ldap_login_filter" value="<?php echo $_['ldap_login_filter']; ?>" /><small><?php echo $l->t('use %%uid placeholder, e.g. uid=%%uid');?></small></p>
+		<p><label for="ldap_userlist_filter"><?php echo $l->t('User List Filter');?></label><input type="text" id="ldap_userlist_filter" name="ldap_userlist_filter" value="<?php echo $_['ldap_userlist_filter']; ?>" /><small><?php echo $l->t('without any placeholder, e.g. "objectClass=person".');?>	</p>
 		<p><label for="ldap_display_name"><?php echo $l->t('Display Name Field');?></label><input type="text" id="ldap_display_name" name="ldap_display_name" value="<?php echo $_['ldap_display_name']; ?>" />
 		<small><?php echo $l->t('Currently the display name field needs to be the same you matched %%uid against in the filter above, because ownCloud doesn\'t distinguish between user id and user name.');?></small></p>
 		<p><input type="checkbox" id="ldap_tls" name="ldap_tls" value="1"<?php if ($_['ldap_tls']) echo ' checked'; ?>><label for="ldap_tls"><?php echo $l->t('Use TLS');?></label></p>
 		<p><input type="checkbox" id="ldap_nocase" name="ldap_nocase" value="1"<?php if ($_['ldap_nocase']) echo ' checked'; ?>><label for="ldap_nocase"><?php echo $l->t('Case insensitve LDAP server (Windows)');?></label></p>
-		<p><label for="ldap_quota">Quota Attribute</label><input type="text" id="ldap_quota" name="ldap_quota" value="<?php echo $_['ldap_quota']; ?>" />
+		<p><label for="ldap_quota_attr">Quota Attribute</label><input type="text" id="ldap_quota_attr" name="ldap_quota_attr" value="<?php echo $_['ldap_quota_attr']; ?>" />
                 <label for="ldap_quota_def">Quota Default</label><input type="text" id="ldap_quota_def" name="ldap_quota_def" value="<?php echo $_['ldap_quota_def']; ?>" />bytes</p>
-                <p><label for="ldap_email">Email Attribute</label><input type="text" id="ldap_email" name="ldap_email" value="<?php echo $_['ldap_email']; ?>" /></p>
+                <p><label for="ldap_email_attr">Email Attribute</label><input type="text" id="ldap_email_attr" name="ldap_email_attr" value="<?php echo $_['ldap_email_attr']; ?>" /></p>
 		<input type="submit" value="Save" />
 	</fieldset>
 </form>
diff --git a/apps/user_ldap/user_ldap.php b/apps/user_ldap/user_ldap.php
index fb42cc81337b8f15630ae5c7ffb786473c17da0a..3521a9d90cf678e5735f8fe1614337802a4b49ab 100644
--- a/apps/user_ldap/user_ldap.php
+++ b/apps/user_ldap/user_ldap.php
@@ -81,9 +81,13 @@ class OC_USER_LDAP extends OC_User_Backend {
 		if( !$this->ldap_dc )
 			return false;
 
-		$quota = $this->ldap_dc[$this->ldap_quota_attr][0];
+		if(!empty($this->ldap_quota_attr)) {
+			$quota = $this->ldap_dc[strtolower($this->ldap_quota_attr)][0];
+		} else {
+			$quota = false;
+		}
 		$quota = $quota != -1 ? $quota : $this->ldap_quota_def;
-		OC_Preferences::setValue($uid, 'files', 'quota', $quota);
+		OC_Preferences::setValue($uid, 'files', 'quota', OC_Helper::computerFileSize($quota));
 	}
 
 	private function setEmail( $uid ) {
@@ -154,7 +158,7 @@ class OC_USER_LDAP extends OC_User_Backend {
 			return false;
 		}
 
-		if(!empty($this->ldap_quota) && !empty($this->ldap_quota_def)) {
+		if(!empty($this->ldap_quota_attr) || !empty($this->ldap_quota_def)) {
 			$this->setQuota($uid);
 		}
 
@@ -189,7 +193,7 @@ class OC_USER_LDAP extends OC_User_Backend {
 		if(!$this->configured){
 			return false;
 		}
-		$dn = $this->getDn($uid);
+		$dn = $this->getDc($uid);
 		return !empty($dn);
 	}
 
diff --git a/core/js/js.js b/core/js/js.js
index 61588f7a0f2f577dbd51b1ac38d459caca27344a..df1b5c6ce769f19c58a26035ba3d948176da2a34 100644
--- a/core/js/js.js
+++ b/core/js/js.js
@@ -125,7 +125,8 @@ OC={
 				OC.search.showResults(results);
 			});
 		}
-	}
+	},
+	dialogs:OCdialogs
 };
 OC.search.customResults={};
 OC.search.currentResult=-1;
diff --git a/core/js/oc-dialogs.js b/core/js/oc-dialogs.js
new file mode 100644
index 0000000000000000000000000000000000000000..de67c342a71f42065e9dbfbff20d716d631563ea
--- /dev/null
+++ b/core/js/oc-dialogs.js
@@ -0,0 +1,145 @@
+/**
+ * ownCloud
+ *
+ * @author Bartek Przybylski
+ * @copyright 2012 Bartek Przybylski bart.p.pl@gmail.com
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public
+ * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * todo(bartek): add select option in form
+ */
+
+/**
+ * this class ease usage of jquery dialogs
+ */
+OCdialogs = {
+  /**
+   * displays alert dialog
+   * @param text content of dialog
+   * @param title dialog title
+   * @param callback which will be triggered when user press OK
+   */
+  alert:function(text, title, callback) {
+    var content = '<p><span class="ui-icon ui-icon-alert"></span>'+text+'</p>';
+    OCdialogs.message(content, title, OCdialogs.ALERT_DIALOG, OCdialogs.OK_BUTTON, callback);
+  },
+  /**
+   * displays info dialog
+   * @param text content of dialog
+   * @param title dialog title
+   * @param callback which will be triggered when user press OK
+   */
+  info:function(text, title, callback) {
+    var content = '<p><span class="ui-icon ui-icon-info"></span>'+text+'</p>';
+    OCdialogs.message(content, title, OCdialogs.ALERT_DIALOG, OCdialogs.OK_BUTTON, callback);
+  },
+  /**
+   * displays confirmation dialog
+   * @param text content of dialog
+   * @param title dialog title
+   * @param callback which will be triggered when user press YES or NO (true or false would be passed to callback respectively)
+   */
+  confirm:function(text, title, callback) {
+    var content = '<p><span class="ui-icon ui-icon-notice"></span>'+text+'</p>';
+    OCdialogs.message(content, title, OCdialogs.ALERT_DIALOG, OCdialogs.YES_NO_BUTTON, callback);
+  },
+  /**
+   * prompt for user input
+   * @param text content of dialog
+   * @param title dialog title
+   * @param callback which will be triggered when user press OK (input text will be passed to callback)
+   */
+  prompt:function(text, title, callback) {
+    var content = '<p><span class="ui-icon ui-icon-pencil"></span>'+text+':<br/><input type="text" id="oc-dialog-prompt-input" style="width:90%"></p>';
+    OCdialogs.message(content, title, OCdialogs.PROMPT_DIALOG, OCdialogs.OK_CANCEL_BUTTONS, callback);
+  },
+  /**
+   * prompt user for input with custom form
+   * fields should be passed in following format: [{text:'prompt text', name:'return name', type:'input type'},...]
+   * @param fields to display 
+   * @param title dialog title
+   * @param callback which will be triggered when user press OK (user answers will be passed to callback in following format: [{name:'return name', value: 'user value'},...])
+   */
+  form:function(fields, title, callback) {
+    var content = '<table>';
+    for (var a in fields) {
+      content += '<tr><td>'+fields[a].text+'</td><td>';
+      var type=fields[a].type;
+      if (type == 'text' || type == 'checkbox' || type == 'password')
+          content += '<input type="'+type+'" name="'+fields[a].name+'">';
+      content += "</td></tr>"
+    }
+    content += "</table>";
+    OCdialogs.message(content, title, OCdialogs.FORM_DIALOG, OCdialogs.OK_CANCEL_BUTTONS, callback);
+  },
+  message:function(content, title, dialog_type, buttons, callback) {
+    var c_name = 'oc-dialog-'+OCdialogs.dialogs_counter+'-content';
+    var c_id = '#'+c_name;
+    var d = '<div id="'+c_name+'" title="'+title+'">'+content+'</div>';
+    $('body').append(d);
+    var b = [];
+    switch (buttons) {
+      case OCdialogs.YES_NO_BUTTONS:
+        b[1] = {text: t('dialogs', 'No'), click: function(){ if (callback != undefined) callback(false); $(c_id).dialog('close'); }};
+        b[0] = {text: t('dialogs', 'Yes'), click: function(){ if (callback != undefined) callback(true); $(c_id).dialog('close');}};
+      break;
+      case OCdialogs.OK_CANCEL_BUTTONS:
+        b[1] = {text: t('dialogs', 'Cancel'), click: function(){$(c_id).dialog('close'); }};
+      case OCdialogs.OK_BUTTON: // fallthrough
+        var f;
+        switch(dialog_type) {
+          case OCdialogs.ALERT_DIALOG:
+            f = function(){$(c_id).dialog('close'); };
+          break;
+          case OCdialogs.PROMPT_DIALOG:
+            f = function(){OCdialogs.prompt_ok_handler(callback, c_id)};
+          break;
+          case OCdialogs.FORM_DIALOG:
+            f = function(){OCdialogs.form_ok_handler(callback, c_id)};
+          break;
+        }
+        b[0] = {text: t('dialogs', 'Ok'), click: f};
+      break;
+    }
+    $(c_id).dialog({width: 4*$(document).width()/9, height: $(d).height() + 150, modal: false, buttons: b});
+    OCdialogs.dialogs_counter++;
+  },
+  // dialogs buttons types
+  YES_NO_BUTTONS: 70,
+  OK_BUTTONS: 71,
+  OK_CANCEL_BUTTONS: 72,
+  // dialogs types
+  ALERT_DIALOG: 80,
+  INFO_DIALOG: 81,
+  PROMPT_DIALOG: 82,
+  FORM_DIALOG: 83,
+  dialogs_counter: 0,
+  determineValue: function(element) {
+    switch ($(element).attr('type')) {
+      case 'checkbox': return $(element).attr('checked') != undefined;
+    }
+    return $(element).val();
+  },
+  prompt_ok_handler: function(callback, c_id){callback(true, $(c_id + " input#oc-dialog-prompt-input").val()); $(c_id).dialog('close');},
+  form_ok_handler: function(callback, c_id) {
+    var r = [];
+    var c = 0;
+    $(c_id + ' input').each(function(i, elem) {
+      r[c] = {name: $(elem).attr('name'), value: OCdialogs.determineValue(elem)};
+      c++;
+    });
+    $(c_id).dialog('close');
+    callback(r);
+  }
+};
diff --git a/lib/base.php b/lib/base.php
index 67d30f8780a97a35a4b5e5ad787550ae50e675b3..af999d45fa5f825559c8eea0021de9b19c89465a 100644
--- a/lib/base.php
+++ b/lib/base.php
@@ -268,6 +268,7 @@ class OC{
 		OC_Util::addScript( "jquery-showpassword" );
 		OC_Util::addScript( "jquery.infieldlabel.min" );
 		OC_Util::addScript( "jquery-tipsy" );
+		OC_Util::addScript( "oc-dialogs" );
 		OC_Util::addScript( "js" );
 		OC_Util::addScript( "eventsource" );
 		OC_Util::addScript( "config" );
diff --git a/lib/filestorage.php b/lib/filestorage.php
index 6b679eab8991afa0553de0f87317db05b680361f..fd6497b9478387a6746e655dedf0d87af92de7ab 100644
--- a/lib/filestorage.php
+++ b/lib/filestorage.php
@@ -48,5 +48,6 @@ abstract class OC_Filestorage{
 	abstract public function hash($type,$path,$raw);
 	abstract public function free_space($path);
 	abstract public function search($query);
+	abstract public function touch($path, $mtime=null);
 	abstract public function getLocalFile($path);// get a path to a local version of the file, whether the original file is local or remote
 }
diff --git a/lib/filestorage/common.php b/lib/filestorage/common.php
index 40a9cff5d06c872ffd5862e878cc8d26e17ac123..fa14d7e99fd6727692e824a42ea7084ca5d4adae 100644
--- a/lib/filestorage/common.php
+++ b/lib/filestorage/common.php
@@ -121,4 +121,5 @@ abstract class OC_Filestorage_Common extends OC_Filestorage {
 		$count=OC_Helper::streamCopy($source,$target);
 		return $tmpFile;
 	}
+// 	abstract public function touch($path, $mtime=null);
 }
diff --git a/lib/filestorage/commontest.php b/lib/filestorage/commontest.php
index dd552c6865b8fb43ecf03cbc83498d27e475fdcd..512e7c1b66d05329914a3731368cb071f3680383 100644
--- a/lib/filestorage/commontest.php
+++ b/lib/filestorage/commontest.php
@@ -72,4 +72,7 @@ class OC_Filestorage_CommonTest extends OC_Filestorage_Common{
 	public function search($query){
 		return $this->storage->search($query);
 	}
+	public function touch($path, $mtime=null){
+		return $this->storage->touch($path,$mtime);
+	}
 }
\ No newline at end of file
diff --git a/lib/filestorage/google.php b/lib/filestorage/google.php
index dd898b7955de26184198a49e2850cb64e4f8e3c8..4998554838291ef8d639873ea0a73ab3c92d59bf 100644
--- a/lib/filestorage/google.php
+++ b/lib/filestorage/google.php
@@ -20,12 +20,15 @@
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-class OC_Filestorage_Google {
+require_once 'common.inc.php';
+
+class OC_Filestorage_Google extends OC_Filestorage_Common {
 
 	private $datadir;
 	private $consumer;
 	private $oauth_token;
 	private $sig_method;
+	private $entries;
 
 	public function __construct($arguments) {
 		$this->datadir = $arguments['datadir'];
@@ -34,6 +37,7 @@ class OC_Filestorage_Google {
 		$this->consumer = new OAuthConsumer($consumer_key, $consumer_secret);
 		$this->oauth_token = new OAuthToken($arguments['token'], $arguments['token_secret']);
 		$this->sig_method = new OAuthSignatureMethod_HMAC_SHA1();
+		$this->entries = array();
 	}
 
 	private function sendRequest($feedUri, $http_method, $postData = null) {
@@ -66,32 +70,59 @@ class OC_Filestorage_Google {
 	}
 
 	private function getResource($path) {
-		// TODO Look up google docs query caching/only send back if changes occured
-		// TODO Look inside of collections for specific file
-		// TODO Strip extension
-		$title = basename($path);
-		return $this->sendRequest('https://docs.google.com/feeds/default/private/full?showfolders=true&title='.$title.'&title-exact=true', 'GET');
+		if (array_key_exists($path, $this->entries)) {
+			return $this->entries[$path];
+		} else {
+			$title = basename($path);
+			$dom = $this->sendRequest('https://docs.google.com/feeds/default/private/full?showfolders=true&title='.$title, 'GET');
+			// Check if request was successful and entry exists
+			if ($dom && $entry = $dom->getElementsByTagName('entry')->item(0)) {
+				$this->entries[$path] = $entry;
+				return $entry;
+			}
+			return false;
+		}
 	}
 
+	private function getExtension($entry) {
+		$mimetype = $this->getMimeType('', $entry);
+		switch($mimetype) {
+			case 'httpd/unix-directory':
+				return '';
+			case 'application/vnd.oasis.opendocument.text':
+				return 'odt';
+			case 'application/vnd.oasis.opendocument.spreadsheet':
+				return 'ods';
+			case 'application/vnd.oasis.opendocument.presentation':
+				return 'pptx';
+			case 'text/html':
+				return 'html';
+			default:
+				return 'html';
+		}
+	}
+	
+
 	public function mkdir($path) {
 		$dir = dirname($path);
 		// Check if path parent is root directory
 		if ($dir == '/' || $dir == '\.' || $dir == '.') {
 			$feedUri = 'https://docs.google.com/feeds/default/private/full';
 		// Get parent content link
-		} else {
-			$dom = $this->getResource(basename($dir));
+		} else if ($dom = $this->getResource(basename($dir))) {
 			$feedUri = $dom->getElementsByTagName('content')->item(0)->getAttribute('src');
 		}
-		$title = basename($path);
-		// Construct post data
-		$postData = '<?xml version="1.0" encoding="UTF-8"?>';
-		$postData .= '<entry xmlns="http://www.w3.org/2005/Atom">';
-		$postData .= '<category scheme="http://schemas.google.com/g/2005#kind" term="http://schemas.google.com/docs/2007#folder"/>';
-		$postData .= '<title>'.$title.'</title>';
-		$postData .= '</entry>';
-		if ($dom = $this->sendRequest($feedUri, 'POST', $postData)) {
-			return true;
+		if (isset($feedUri)) {
+			$title = basename($path);
+			// Construct post data
+			$postData = '<?xml version="1.0" encoding="UTF-8"?>';
+			$postData .= '<entry xmlns="http://www.w3.org/2005/Atom">';
+			$postData .= '<category scheme="http://schemas.google.com/g/2005#kind" term="http://schemas.google.com/docs/2007#folder"/>';
+			$postData .= '<title>'.$title.'</title>';
+			$postData .= '</entry>';
+			if ($dom = $this->sendRequest($feedUri, 'POST', $postData)) {
+				return true;
+			}
 		}
 		return false;
 	}
@@ -102,106 +133,86 @@ class OC_Filestorage_Google {
 
 	public function opendir($path) {
 		if ($path == '' || $path == '/') {
-			$resource = 'https://docs.google.com/feeds/default/private/full/folder%3Aroot/contents';
-			$dom = $this->sendRequest('https://docs.google.com/feeds/default/private/full/folder%3Aroot/contents', 'GET');
+			$next = 'https://docs.google.com/feeds/default/private/full/folder%3Aroot/contents';
 		} else {
-			$dom = $this->getResource($path); 
+			if ($entry = $this->getResource($path)) {
+				$next = $entry->getElementsByTagName('content')->item(0)->getAttribute('src');
+			} else {
+				return false;
+			}
 		}
-		global $FAKEDIRS;
 		$files = array();
-// 		while ($next) {
-// 			// send request $next link
-// 			$links = $dom->getElementsByTagName('link');
-// 			foreach ($links as $link) {
-// 				if ($link->getAttribute('rel') == 'next') {
-// 					$next = $link->getAttribute('src');
-// 					break;
-// 				} else {
-// 					$next = false;
-// 				}
-// 			}
+		while ($next) {
+			$dom = $this->sendRequest($next, 'GET');
+			$links = $dom->getElementsByTagName('link');
+			foreach ($links as $link) {
+				if ($link->getAttribute('rel') == 'next') {
+					$next = $link->getAttribute('src');
+					break;
+				} else {
+					$next = false;
+				}
+			}
 			$entries = $dom->getElementsByTagName('entry');
-			foreach($entries as $entry) {
+			foreach ($entries as $entry) {
 				$name = $entry->getElementsByTagName('title')->item(0)->nodeValue;
-				// Native Google resources don't include extensions in title
+				// Google Docs resources don't always include extensions in title
 				if (!strpos($name, '.')) {
-					if ($ext = $this->filetype('', $entry)) {
-						$name .= '.'.$ext;
-					}
+					$name .= '.'.$this->getExtension($entry);
 				}
 				$files[] = $name;
+				// Cache entry for future use
+				$this->entries[$name] = $entry;
 			}
-// 		}
-		$FAKEDIRS['google'] = $files;
+		}
+		OC_FakeDirStream::$dirs['google'] = $files;
 		return opendir('fakedir://google');
 	}
 
-	public function is_dir($path) {
-		if ($entry = $this->getResource($path)) {
+	public function stat($path) {
+		if ($path == '' || $path == '/') {
+			$stat['size'] = $this->free_space($path);
+			$stat['atime'] = time();
+			$stat['mtime'] = time();
+			$stat['ctime'] = time();
+		} else if ($entry = $this->getResource($path)) {
+			// NOTE: Native resources don't have a file size
+			$stat['size'] = $entry->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'quotaBytesUsed')->item(0)->nodeValue;
+			$stat['atime'] = strtotime($entry->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'lastViewed')->item(0)->nodeValue);
+			$stat['mtime'] = strtotime($entry->getElementsByTagName('updated')->item(0)->nodeValue);
+			$stat['ctime'] = strtotime($entry->getElementsByTagName('published')->item(0)->nodeValue);
+		}
+		return $stat;
+	}
+
+	public function filetype($path) {
+		if ($path == '' || $path == '/') {
+			return 'dir';
+		} else if ($entry = $this->getResource($path)) {
 			$categories = $entry->getElementsByTagName('category');
 			foreach ($categories as $category) {
 				if ($category->getAttribute('scheme') == 'http://schemas.google.com/g/2005#kind') {
-					// Check if label is equal to folder
 					$type = $category->getAttribute('label');
 					if (strlen(strstr($type, 'folder')) > 0) {
-						return true;
+						return 'dir';
+					} else {
+						return 'file';
 					}
 				}
 			}
 		}
-		return false; 
-	}
-
-	public function is_file($path) {
-		if ($this->getResource($path)) {
-			return true;
-		}
 		return false;
 	}
 
-	public function stat($path) {
-		if ($dom = $this->getResource($path)) {
-			// TODO Native resources don't have a file size
-			$stat['size'] =  $dom->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'quotaBytesUsed')->item(0)->nodeValue;
-			$stat['mtime'] = strtotime($dom->getElementsByTagName('updated')->item(1)->nodeValue);
-			$stat['ctime'] = strtotime($dom->getElementsByTagName('published')->item(0)->nodeValue);
-			return $stat;
-		}
-		return false; 
-		
-	}
-
-	public function filetype($path, $entry = null) {
-		if ($entry == null) {
-			$entry = $this->getResource($path);
-		}
-		$categories = $entry->getElementsByTagName('category');
-		foreach ($categories as $category) {
-			if ($category->getAttribute('scheme') == 'http://schemas.google.com/g/2005#kind') {
-				// Guess extension from label, default to ODF extensions
-				$type = $category->getAttribute('label');
-				if (strlen(strstr($type, 'folder')) > 0) {
-					return '';
-				} else if (strlen(strstr($type, 'document')) > 0) {
-					return 'odt';
-				} else if (strlen(strstr($type, 'presentation')) > 0) {
-					return 'odp';
-				} else if (strlen(strstr($type, 'spreadsheet')) > 0) {
-					return 'ods';
-				} else {
-					return $type;
-				}
-			}
-		}
-	}
-
 	public function is_readable($path) {
 		return true;
 	}
 
 	public function is_writable($path) {
-		// Check if edit or edit-media links exist
-		if ($entry = $this->getResource($path)) {
+		if ($path == '' || $path == '/') {
+			return true;
+		} else if ($entry = $this->getResource($path)) {
+			// Check if edit or edit-media links exist
 			$links = $entry->getElementsByTagName('link');
 			foreach ($links as $link) {
 				if ($link->getAttribute('rel') == 'edit') {
@@ -215,7 +226,9 @@ class OC_Filestorage_Google {
 	}
 	
 	public function file_exists($path) {
-		if ($this->getResource($path)) {
+		if ($path == '' || $path == '/') {
+			return true;
+		} else if ($this->getResource($path)) {
 			return true;
 		}
 		return false;
@@ -238,24 +251,82 @@ class OC_Filestorage_Google {
 		return false;
 	}
 
-	public function rename($path1,$path2) {
-
+	public function rename($path1, $path2) {
+		// TODO Add support for moving to different collections
+		// Get resource edit link to rename resource
+		if ($entry = $this->getResource($path1)) {
+			$etag = $entry->getElementsByTagName('entry')->item(0)->getAttribute('gd:etag');
+			$links = $entry->getElementsByTagName('link');
+			foreach ($links as $link) {
+				if ($link->getAttribute('rel') == 'edit') {
+					$feedUri = $link->getAttribute('href');
+				}
+			}
+		}
+		if (isset($etag) && isset($feedUri)) {
+			$title = basename($path2);
+			// Construct post data
+			$postData = '<?xml version="1.0" encoding="UTF-8"?>';
+			$postData .= '<entry xmlns="http://www.w3.org/2005/Atom" xmlns:docs="http://schemas.google.com/docs/2007" xmlns:gd="http://schemas.google.com/g/2005" gd:etag='.$etag.'>';
+			$postData .= '<title>'.$title.'</title>';
+			$postData .= '</entry>';
+			$this->sendRequest($feedUri, 'PUT', $postData);
+			return true;
+		}
+		return false;
 	}
 
-	public function fopen($path,$mode){}
-
-	public function toTmpFile($path) {
-		$dom = $this->getResource($path);
-		$url = $dom->getElementsByTagName('content')->getAttribute('src');		
+	public function fopen($path, $mode) {
+		if ($entry = $this->getResource($path)) {
+			$extension = $this->getExtension($path);
+			$downloadUri = $entry->getElementsByTagName('content')->item(0)->getAttribute('src');
+			// TODO Non-native documents don't need these additional parameters
+			$downloadUri .= '&exportFormat='.$extension.'&format='.$extension;
+		}
 	}
 
-	public function fromTmpFile($tmpPath,$path){}
-	public function fromUploadedFile($tmpPath,$path){}
-	public function getMimeType($path){}
-	public function hash($type,$path,$raw){}
+	public function getMimeType($path, $entry = null) {
+		if ($entry == null) {
+			if ($path == '' || $path == '/') {
+				return 'httpd/unix-directory';
+			} else {
+				$entry = $this->getResource($path);
+			}
+		}
+		if ($entry) {
+			$mimetype = $entry->getElementsByTagName('content')->item(0)->getAttribute('type');
+			// Native Google Docs resources often default to text/html, but it may be more useful to default to a corresponding ODF mimetype
+			// Collections get reported as application/atom+xml, make sure it actually is a folder and fix the mimetype
+			if ($mimetype == 'text/html' || $mimetype == 'application/atom+xml') {
+				$categories = $entry->getElementsByTagName('category');
+				foreach ($categories as $category) {
+					if ($category->getAttribute('scheme') == 'http://schemas.google.com/g/2005#kind') {
+						$type = $category->getAttribute('label');
+						if (strlen(strstr($type, 'folder')) > 0) {
+							return 'httpd/unix-directory';
+						} else if (strlen(strstr($type, 'document')) > 0) {
+							return 'application/vnd.oasis.opendocument.text';
+						} else if (strlen(strstr($type, 'spreadsheet')) > 0) {
+							return 'application/vnd.oasis.opendocument.spreadsheet';
+						} else if (strlen(strstr($type, 'presentation')) > 0) {
+							return 'application/vnd.oasis.opendocument.presentation';
+						} else if (strlen(strstr($type, 'drawing')) > 0) {
+							return 'application/vnd.oasis.opendocument.graphics';
+						} else {
+							// If nothing matches return text/html, all native Google Docs resources can be exported as text/html
+							return 'text/html';
+						}
+					}
+				}
+			}
+			return $mimetype;
+		}
+		return false;
+	}
 	
 	public function free_space($path) {
 		if ($dom = $this->sendRequest('https://docs.google.com/feeds/metadata/default', 'GET')) {
+			// NOTE: Native Google Docs resources don't count towards quota
 			$total = $dom->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'quotaBytesTotal')->item(0)->nodeValue;
 			$used = $dom->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'quotaBytesUsed')->item(0)->nodeValue;
 			return $total - $used;
@@ -263,9 +334,8 @@ class OC_Filestorage_Google {
 		return false;
 	}
   
-	public function search($query){}
-	
-	public function getLocalFile($path) {
-		return false;
+	public function search($query) {
+		
 	}
+
 }
\ No newline at end of file
diff --git a/lib/filestorage/local.php b/lib/filestorage/local.php
index 8acfe504cb2725510cb2952f2a20cdcc4cf22a85..8e07ce6025b88904674d235bd67273ad6de2826e 100644
--- a/lib/filestorage/local.php
+++ b/lib/filestorage/local.php
@@ -58,15 +58,20 @@ class OC_Filestorage_Local extends OC_Filestorage{
 	public function filemtime($path){
 		return filemtime($this->datadir.$path);
 	}
-	public function touch($path, $mtime){
+	public function touch($path, $mtime=null){
 		// sets the modification time of the file to the given value. 
 		// If mtime is nil the current time is set.
 		// note that the access time of the file always changes to the current time.
-		if( touch( $this->datadir.$path, $mtime ) ) {
+		if(!is_null($mtime)){
+			$result=touch( $this->datadir.$path, $mtime );
+		}else{
+			$result=touch( $this->datadir.$path);
+		}
+		if( $result ) {
 			clearstatcache( true, $this->datadir.$path );
 		}
 		
-		return touch($this->datadir.$path, $mtime);
+		return $result;
 	}
 	public function file_get_contents($path){
 		return file_get_contents($this->datadir.$path);
diff --git a/lib/filesystem.php b/lib/filesystem.php
index 90195bc2130e137de210fecb42c2bf037ec8f10a..5013b3968c5a9c8088463bf02a9f2d2ee931e121 100644
--- a/lib/filesystem.php
+++ b/lib/filesystem.php
@@ -345,7 +345,7 @@ class OC_Filesystem{
 	static public function filemtime($path){
 		return self::$defaultInstance->filemtime($path);
 	}
-	static public function touch($path, $mtime){
+	static public function touch($path, $mtime=null){
 		return self::$defaultInstance->touch($path, $mtime);
 	}
 	static public function file_get_contents($path){
diff --git a/lib/filesystemview.php b/lib/filesystemview.php
index 5996a5f60fbe2d405de45064c8000fc23895f279..2d54a676c8c4fa0181b781fe961c92ca237bce87 100644
--- a/lib/filesystemview.php
+++ b/lib/filesystemview.php
@@ -163,7 +163,7 @@ class OC_FilesystemView {
 	public function filemtime($path){
 		return $this->basicOperation('filemtime',$path);
 	}
-	public function touch($path, $mtime){
+	public function touch($path, $mtime=null){
 		return $this->basicOperation('touch', $path, array('write'), $mtime);
 	}
 	public function file_get_contents($path){
diff --git a/lib/helper.php b/lib/helper.php
index 5b1efd749aea06f80e78608a2dcdeea04090cdcc..0c6c73aa76b624c5f44272dd1883a9997869ad21 100644
--- a/lib/helper.php
+++ b/lib/helper.php
@@ -432,7 +432,6 @@ class OC_Helper {
 		$fh=fopen($file,'w');
 		fclose($fh);
 		self::$tmpFiles[]=$file;
-		error_log($file);
 		return $file;
 	}
 	
@@ -442,7 +441,6 @@ class OC_Helper {
 	public static function cleanTmp(){
 		foreach(self::$tmpFiles as $file){
 			if(file_exists($file)){
-				error_log("clean $file");
 				unlink($file);
 			}
 		}
diff --git a/tests/lib/filestorage.php b/tests/lib/filestorage.php
index fb050868ee32e0b58ec472f43d883d91a5748988..6296d7abf99cfbf784da639db67ab32dd2dd909f 100644
--- a/tests/lib/filestorage.php
+++ b/tests/lib/filestorage.php
@@ -126,4 +126,49 @@ abstract class Test_FileStorage extends UnitTestCase {
 		$this->assertTrue(file_exists($localFile));
 		$this->assertEqual(file_get_contents($localFile),file_get_contents($textFile));
 	}
+
+	public function testStat(){
+		$textFile=OC::$SERVERROOT.'/tests/data/lorem.txt';
+		$ctimeStart=time();
+		$this->instance->file_put_contents('/lorem.txt',file_get_contents($textFile));
+		$this->assertTrue($this->instance->is_readable('/lorem.txt'));
+		$ctimeEnd=time();
+		$cTime=$this->instance->filectime('/lorem.txt');
+		$mTime=$this->instance->filemtime('/lorem.txt');
+		$this->assertTrue($ctimeStart<=$cTime);
+		$this->assertTrue($cTime<=$ctimeEnd);
+		$this->assertEqual($cTime,$mTime);
+		$this->assertEqual(filesize($textFile),$this->instance->filesize('/lorem.txt'));
+		
+		$stat=$this->instance->stat('/lorem.txt');
+		//only size, mtime and ctime are requered in the result
+		$this->assertEqual($stat['size'],$this->instance->filesize('/lorem.txt'));
+		$this->assertEqual($stat['mtime'],$mTime);
+		$this->assertEqual($stat['ctime'],$cTime);
+		
+		$mtimeStart=time();
+		$this->instance->touch('/lorem.txt');
+		$mtimeEnd=time();
+		$originalCTime=$cTime;
+		$cTime=$this->instance->filectime('/lorem.txt');
+		$mTime=$this->instance->filemtime('/lorem.txt');
+		$this->assertTrue($mtimeStart<=$mTime);
+		$this->assertTrue($mTime<=$mtimeEnd);
+		$this->assertEqual($cTime,$originalCTime);
+		
+		$this->instance->touch('/lorem.txt',100);
+		$mTime=$this->instance->filemtime('/lorem.txt');
+		$this->assertEqual($mTime,100);
+		
+		$mtimeStart=time();
+		$fh=$this->instance->fopen('/lorem.txt','a');
+		fwrite($fh,' ');
+		fclose($fh);
+		clearstatcache();
+		$mtimeEnd=time();
+		$originalCTime=$cTime;
+		$mTime=$this->instance->filemtime('/lorem.txt');
+		$this->assertTrue($mtimeStart<=$mTime);
+		$this->assertTrue($mTime<=$mtimeEnd);
+	}
 }