merge master into filesystem

16 files changed, 284 insertions, 8 deletions

diff --git a/lib/base.php b/lib/base.php
index c1fece0c3d9..ea5c939cd80 100644
--- a/lib/base.php
+++ b/lib/base.php
@@ -504,7 +504,7 @@ class OC
 
 		// write error into log if locale can't be set
 		if (OC_Util::issetlocaleworking() == false) {
-			OC_Log::write('core', 'setting locate to en_US.UTF-8 failed. Support is probably not installed on your system', OC_Log::ERROR);
+			OC_Log::write('core', 'setting locale to en_US.UTF-8 failed. Support is probably not installed on your system', OC_Log::ERROR);
 		}
 		if (OC_Config::getValue('installed', false)) {
 			if (OC_Appconfig::getValue('core', 'backgroundjobs_mode', 'ajax') == 'ajax') {
diff --git a/lib/group.php b/lib/group.php
index ed9482418bd..5afef769361 100644
--- a/lib/group.php
+++ b/lib/group.php
@@ -286,4 +286,33 @@ class OC_Group {
 		}
 		return $users;
 	}
+	
+	/**

+	 * @brief get a list of all display names in a group

+	 * @returns array with display names (value) and user ids(key)

+	 */

+	public static function displayNamesInGroup($gid, $search = '', $limit = -1, $offset = 0) {

+		$displayNames=array();

+		foreach(self::$_usedBackends as $backend) {

+			$displayNames = array_merge($backend->displayNamesInGroup($gid, $search, $limit, $offset), $displayNames);

+		}

+		return $displayNames;

+	}
+	
+	/**

+	 * @brief get a list of all display names in several groups

+	 * @param array $gids

+	 * @param string $search

+	 * @param int $limit

+	 * @param int $offset

+	 * @return array with display names (Key) user ids (value)

+	 */

+	public static function displayNamesInGroups($gids, $search = '', $limit = -1, $offset = 0) {

+		$displayNames = array();

+		foreach ($gids as $gid) {

+			// TODO Need to apply limits to groups as total

+			$displayNames = array_merge(array_diff(self::displayNamesInGroup($gid, $search, $limit, $offset), $displayNames), $displayNames);

+		}

+		return $displayNames;

+	}
 }
diff --git a/lib/group/backend.php b/lib/group/backend.php
index 9ff432d0663..4f6570c3be3 100644
--- a/lib/group/backend.php
+++ b/lib/group/backend.php
@@ -133,5 +133,23 @@ abstract class OC_Group_Backend implements OC_Group_Interface {
 	public function usersInGroup($gid, $search = '', $limit = -1, $offset = 0) {
 		return array();
 	}
+	
+	/**

+	 * @brief get a list of all display names in a group

+	 * @param string $gid

+	 * @param string $search

+	 * @param int $limit

+	 * @param int $offset

+	 * @return array with display names (value) and user ids (key)

+	 */

+	public function DisplayNamesInGroup($gid, $search = '', $limit = -1, $offset = 0) {

+		$displayNames = '';

+		$users = $this->usersInGroup($gid, $search, $limit, $offset);

+		foreach ( $users as $user ) {

+			$DisplayNames[$user] = $user;

+		}

+			

+		return $DisplayNames;

+	}
 
 }
diff --git a/lib/group/database.php b/lib/group/database.php
index 6eca98ba019..c5dd402b212 100644
--- a/lib/group/database.php
+++ b/lib/group/database.php
@@ -208,4 +208,32 @@ class OC_Group_Database extends OC_Group_Backend {
 		}
 		return $users;
 	}
+	
+	/**

+	 * @brief get a list of all display names in a group

+	 * @param string $gid

+	 * @param string $search

+	 * @param int $limit

+	 * @param int $offset

+	 * @return array with display names (value) and user ids (key)

+	 */

+	public function DisplayNamesInGroup($gid, $search = '', $limit = -1, $offset = 0) {

+		$displayNames = '';
+		/*
+		
+		SELECT Persons.LastName, Persons.FirstName, Orders.OrderNo

+		FROM Persons

+		INNER JOIN Orders

+		ON Persons.P_Id=Orders.P_Id

+		ORDER BY Persons.LastName
+		*/
+		$stmt = OC_DB::prepare('SELECT `*PREFIX*users`.`uid`, `*PREFIX*users`.`displayname` FROM `*PREFIX*users` INNER JOIN `*PREFIX*group_user` ON `*PREFIX*group_user`.`uid` = `*PREFIX*users`.`uid`  WHERE `gid` = ? AND `*PREFIX*group_user.uid` LIKE ?', $limit, $offset);

+		$result = $stmt->execute(array($gid, $search.'%'));

+		$users = array();

+		while ($row = $result->fetchRow()) {
+			$displayName = trim($row['displayname'], ' ');

+			$displayNames[$row['uid']] = empty($displayName) ? $row['uid'] : $displayName;

+		}

+		return $displayNames;

+	}
 }
diff --git a/lib/helper.php b/lib/helper.php
index c2a0d83f6b1..0e549d006a1 100644
--- a/lib/helper.php
+++ b/lib/helper.php
@@ -78,11 +78,8 @@ class OC_Helper {
 			}
 		}
 
-		if (!empty($args)) {
-			$urlLinkTo .= '?';
-			foreach($args as $k => $v) {
-				$urlLinkTo .= '&'.$k.'='.urlencode($v);
-			}
+		if ($args && $query = http_build_query($args, '', '&')) {
+			$urlLinkTo .= '?'.$query;
 		}
 
 		return $urlLinkTo;
diff --git a/lib/l10n/da.php b/lib/l10n/da.php
index a0ab1f17014..8f22be5e823 100644
--- a/lib/l10n/da.php
+++ b/lib/l10n/da.php
@@ -9,6 +9,7 @@
 "Files need to be downloaded one by one." => "Filer skal downloades en for en.",
 "Back to Files" => "Tilbage til Filer",
 "Selected files too large to generate zip file." => "De markerede filer er for store til at generere en ZIP-fil.",
+"couldn't be determined" => "kunne ikke fastslås",
 "Application is not enabled" => "Programmet er ikke aktiveret",
 "Authentication error" => "Adgangsfejl",
 "Token expired. Please reload page." => "Adgang er udløbet. Genindlæs siden.",
diff --git a/lib/l10n/pl.php b/lib/l10n/pl.php
index 6f84a328ed9..6ec35445bc2 100644
--- a/lib/l10n/pl.php
+++ b/lib/l10n/pl.php
@@ -9,6 +9,7 @@
 "Files need to be downloaded one by one." => "Pliki muszą zostać pobrane pojedynczo.",
 "Back to Files" => "Wróć do plików",
 "Selected files too large to generate zip file." => "Wybrane pliki są zbyt duże, aby wygenerować plik zip.",
+"couldn't be determined" => "nie może zostać znaleziony",
 "Application is not enabled" => "Aplikacja nie jest włączona",
 "Authentication error" => "Błąd uwierzytelniania",
 "Token expired. Please reload page." => "Token wygasł. Proszę ponownie załadować stronę.",
diff --git a/lib/l10n/ru_RU.php b/lib/l10n/ru_RU.php
index ba7d39f9eb0..03da09236ea 100644
--- a/lib/l10n/ru_RU.php
+++ b/lib/l10n/ru_RU.php
@@ -9,6 +9,7 @@
 "Files need to be downloaded one by one." => "Файлы должны быть загружены один за другим.",
 "Back to Files" => "Обратно к файлам",
 "Selected files too large to generate zip file." => "Выбранные файлы слишком велики для генерации zip-архива.",
+"couldn't be determined" => "не может быть определено",
 "Application is not enabled" => "Приложение не запущено",
 "Authentication error" => "Ошибка аутентификации",
 "Token expired. Please reload page." => "Маркер истек. Пожалуйста, перезагрузите страницу.",
diff --git a/lib/l10n/sk_SK.php b/lib/l10n/sk_SK.php
index 98a5b5ca677..81f23ffdc50 100644
--- a/lib/l10n/sk_SK.php
+++ b/lib/l10n/sk_SK.php
@@ -9,6 +9,7 @@
 "Files need to be downloaded one by one." => "Súbory musia byť nahrávané jeden za druhým.",
 "Back to Files" => "Späť na súbory",
 "Selected files too large to generate zip file." => "Zvolené súbory sú príliž veľké na vygenerovanie zip súboru.",
+"couldn't be determined" => "nedá sa zistiť",
 "Application is not enabled" => "Aplikácia nie je zapnutá",
 "Authentication error" => "Chyba autentifikácie",
 "Token expired. Please reload page." => "Token vypršal. Obnovte, prosím, stránku.",
diff --git a/lib/public/share.php b/lib/public/share.php
index f65d272ff17..3c5c2d53782 100644
--- a/lib/public/share.php
+++ b/lib/public/share.php
@@ -758,6 +758,15 @@ class Share {
 					continue;
 				}
 			}
+
+			// Add display names to result
+			if ( isset($row['share_with']) && $row['share_with'] != '') {
+				$row['share_with_displayname'] = \OCP\User::getDisplayName($row['share_with']);
+			}
+			if ( isset($row['uid_owner']) && $row['uid_owner'] != '') {

+				$row['displayname_owner'] = \OCP\User::getDisplayName($row['uid_owner']);

+			}
+			
 			$items[$row['id']] = $row;
 		}
 		if (!empty($items)) {
diff --git a/lib/public/user.php b/lib/public/user.php
index 204d8e4c0f1..de52055a4c5 100644
--- a/lib/public/user.php
+++ b/lib/public/user.php
@@ -51,7 +51,25 @@ class User {
 	public static function getUsers($search = '', $limit = null, $offset = null) {
 		return \OC_USER::getUsers();
 	}
-
+	
+	/**

+	 * @brief get the user display name of the user currently logged in.

+	 * @return string display name

+	 */

+	public static function getDisplayName($user=null) {

+		return \OC_USER::getDisplayName($user);

+	}
+	
+	/**

+	 * @brief Get a list of all display names

+	 * @returns array with all display names (value) and the correspondig uids (key)

+	 *

+	 * Get a list of all display names and user ids.

+	 */

+	public static function getDisplayNames($search = '', $limit = null, $offset = null) {

+		return \OC_USER::getDisplayNames($search, $limit, $offset);

+	}
+	
 	/**
 	 * @brief Check if the user is logged in
 	 * @returns true/false
diff --git a/lib/user.php b/lib/user.php
index 85240ce6b68..38259bceea5 100644
--- a/lib/user.php
+++ b/lib/user.php
@@ -251,6 +251,7 @@ class OC_User {
 			if($uid && $enabled) {
 				session_regenerate_id(true);
 				self::setUserId($uid);
+				self::setDisplayName($uid);
 				OC_Hook::emit( "OC_User", "post_login", array( "uid" => $uid, 'password'=>$password ));
 				return true;
 			}
@@ -266,6 +267,48 @@ class OC_User {
 	}
 
 	/**
+	 * @brief Sets user display name for session
+	 */
+	public static function setDisplayName($uid, $displayName = null) {
+		$result = false;
+		if ($displayName ) {
+			foreach(self::$_usedBackends as $backend) {
+				if($backend->implementsActions(OC_USER_BACKEND_SET_DISPLAYNAME)) {
+					if($backend->userExists($uid)) {
+						$success |= $backend->setDisplayName($uid, $displayName);
+					}
+				}
+			}
+		} else {
+			$displayName = self::determineDisplayName($uid);
+			$result = true;
+		}
+		if (OC_User::getUser() === $uid) {
+			$_SESSION['display_name'] = $displayName;
+		}
+		return $result;
+	}
+
+
+	/**
+	 * @brief get display name
+	 * @param $uid The username
+	 * @returns string display name or uid if no display name is defined
+	 *
+	 */
+	private static function determineDisplayName( $uid ) {
+		foreach(self::$_usedBackends as $backend) {
+			if($backend->implementsActions(OC_USER_BACKEND_GET_DISPLAYNAME)) {
+				$result=$backend->getDisplayName( $uid );
+				if($result) {
+					return $result;
+				}
+			}
+		}
+		return $uid;
+	}
+
+	/**
 	 * @brief Logs the current user out and kills all the session data
 	 *
 	 * Logout, destroys session
@@ -321,6 +364,21 @@ class OC_User {
 	}
 
 	/**
+	 * @brief get the display name of the user currently logged in.
+	 * @return string uid or false
+	 */
+	public static function getDisplayName($user=null) {
+		if ( $user ) {
+			return self::determineDisplayName($user);
+		} else if( isset($_SESSION['display_name']) AND $_SESSION['display_name'] ) {
+			return $_SESSION['display_name'];
+		}
+		else{
+			return false;
+		}
+	}
+
+	/**
 	 * @brief Autogenerate a password
 	 * @returns string
 	 *
@@ -420,6 +478,24 @@ class OC_User {
 	}
 
 	/**
+	 * @brief Get a list of all users display name
+	 * @returns associative array with all display names (value) and corresponding uids (key)
+	 *
+	 * Get a list of all display names and user ids.
+	 */
+	public static function getDisplayNames($search = '', $limit = null, $offset = null) {
+		$displayNames = array();
+		foreach (self::$_usedBackends as $backend) {
+			$backendDisplayNames = $backend->getDisplayNames($search, $limit, $offset);
+			if (is_array($backendDisplayNames)) {
+				$displayNames = array_merge($displayNames, $backendDisplayNames);
+			}
+		}
+		ksort($displayNames);
+		return $displayNames;
+	}
+
+	/**
 	 * @brief check if a user exists
 	 * @param string $uid the username
 	 * @param string $excludingBackend (default none)
diff --git a/lib/user/backend.php b/lib/user/backend.php
index 2a95db93690..56fa3195978 100644
--- a/lib/user/backend.php
+++ b/lib/user/backend.php
@@ -35,6 +35,8 @@ define('OC_USER_BACKEND_CREATE_USER',       0x000001);
 define('OC_USER_BACKEND_SET_PASSWORD',      0x000010);
 define('OC_USER_BACKEND_CHECK_PASSWORD',    0x000100);
 define('OC_USER_BACKEND_GET_HOME',			0x001000);
+define('OC_USER_BACKEND_GET_DISPLAYNAME',	0x010000);
+define('OC_USER_BACKEND_SET_DISPLAYNAME',	0x010000);
 
 
 /**
@@ -50,6 +52,8 @@ abstract class OC_User_Backend implements OC_User_Interface {
 		OC_USER_BACKEND_SET_PASSWORD => 'setPassword',
 		OC_USER_BACKEND_CHECK_PASSWORD => 'checkPassword',
 		OC_USER_BACKEND_GET_HOME => 'getHome',
+		OC_USER_BACKEND_GET_DISPLAYNAME => 'getDisplayName',
+		OC_USER_BACKEND_SET_DISPLAYNAME => 'setDisplayName',
 	);
 
 	/**
@@ -120,4 +124,28 @@ abstract class OC_User_Backend implements OC_User_Interface {
 	public function getHome($uid) {
 		return false;
 	}
+	
+	/**
+	 * @brief get display name of the user
+	 * @param $uid user ID of the user
+	 * @return display name
+	 */
+	public function getDisplayName($uid) {
+		return $uid;
+	}
+	
+	/**

+	 * @brief Get a list of all display names

+	 * @returns array with  all displayNames (value) and the correspondig uids (key)

+	 *

+	 * Get a list of all display names and user ids.

+	 */

+	public function getDisplayNames($search = '', $limit = null, $offset = null) {

+		$displayNames = array();
+		$users = $this->getUsers($search, $limit, $offset);
+		foreach ( $users as $user) {
+			$displayNames[$user] = $user;
+		}
+		return $displayNames;

+	}
 }
diff --git a/lib/user/database.php b/lib/user/database.php
index f33e338e2e4..7deeb0c4697 100644
--- a/lib/user/database.php
+++ b/lib/user/database.php
@@ -110,7 +110,61 @@ class OC_User_Database extends OC_User_Backend {
 			return false;
 		}
 	}
+	
+	/**

+	 * @brief Set display name

+	 * @param $uid The username

+	 * @param $displayName The new display name

+	 * @returns true/false

+	 *

+	 * Change the display name of a user

+	 */
+	public function setDisplayName( $uid, $displayName ) {
+		if( $this->userExists($uid) ) {

+			$query = OC_DB::prepare( 'UPDATE `*PREFIX*users` SET `displayname` = ? WHERE `uid` = ?' );

+			$query->execute( array( $displayName, $uid ));

+			return true;

+		}else{

+			return false;

+		}

+	}
 
+	/**

+	 * @brief get display name of the user

+	 * @param $uid user ID of the user

+	 * @return display name

+	 */

+	public function getDisplayName($uid) {

+		if( $this->userExists($uid) ) {
+			$query = OC_DB::prepare( 'SELECT displayname FROM `*PREFIX*users` WHERE `uid` = ?' );
+			$result = $query->execute( array( $uid ))->fetchAll();
+			$displayName = trim($result[0]['displayname'], ' ');
+			if ( !empty($displayName) ) {
+				return $displayName;
+			} else {
+				return $uid;
+			}
+		}

+	}
+	
+	/**

+	 * @brief Get a list of all display names

+	 * @returns array with  all displayNames (value) and the correspondig uids (key)

+	 *

+	 * Get a list of all display names and user ids.

+	 */

+	public function getDisplayNames($search = '', $limit = null, $offset = null) {
+		$displayNames = array();
+		$query = OC_DB::prepare('SELECT `uid`, `displayname` FROM `*PREFIX*users` WHERE LOWER(`displayname`) LIKE LOWER(?)', $limit, $offset);

+		$result = $query->execute(array($search.'%'));

+		$users = array();

+		while ($row = $result->fetchRow()) {
+			$displayName =  trim($row['displayname'], ' ');

+			$displayNames[$row['uid']] = empty($displayName) ? $row['uid'] : $displayName;

+		}

+		return $displayNames;

+	}
+	
 	/**
 	 * @brief Check if the password is correct
 	 * @param $uid The username
diff --git a/lib/user/interface.php b/lib/user/interface.php
index 3d9f4691f24..b4667633b50 100644
--- a/lib/user/interface.php
+++ b/lib/user/interface.php
@@ -57,4 +57,19 @@ interface OC_User_Interface {
 	*/
 	public function userExists($uid);
 
+	/**
+	 * @brief get display name of the user
+	 * @param $uid user ID of the user
+	 * @return display name
+	 */
+	public function getDisplayName($uid);
+
+	/**
+	 * @brief Get a list of all display names
+	 * @returns array with  all displayNames (value) and the correspondig uids (key)
+	 *
+	 * Get a list of all display names and user ids.
+	 */
+	public function getDisplayNames($search = '', $limit = null, $offset = null);
+
 }
\ No newline at end of file
diff --git a/lib/util.php b/lib/util.php
index f947ed9c178..f2d2e782ffc 100755
--- a/lib/util.php
+++ b/lib/util.php
@@ -74,7 +74,7 @@ class OC_Util {
 	 */
 	public static function getVersion() {
 		// hint: We only can count up. So the internal version number of ownCloud 4.5 will be 4.90.0. This is not visible to the user
-		return array(4,91,8);
+		return array(4, 91, 8);
 	}
 
 	/**