nextcloud / server

lib/private/legacy/user.php

Indentation +495 added lines, -495 removed lines

@@ -57,499 +57,499 @@
  */
 class OC_User {
 
-	/**
-	 * @return \OC\User\Session
-	 */
-	public static function getUserSession() {
-		return OC::$server->getUserSession();
-	}
-
-	private static $_usedBackends = array();
-
-	private static $_setupedBackends = array();
-
-	// bool, stores if a user want to access a resource anonymously, e.g if they open a public link
-	private static $incognitoMode = false;
-
-	/**
-	 * Adds the backend to the list of used backends
-	 *
-	 * @param string|\OCP\UserInterface $backend default: database The backend to use for user management
-	 * @return bool
-	 *
-	 * Set the User Authentication Module
-	 */
-	public static function useBackend($backend = 'database') {
-		if ($backend instanceof \OCP\UserInterface) {
-			self::$_usedBackends[get_class($backend)] = $backend;
-			\OC::$server->getUserManager()->registerBackend($backend);
-		} else {
-			// You'll never know what happens
-			if (null === $backend OR !is_string($backend)) {
-				$backend = 'database';
-			}
-
-			// Load backend
-			switch ($backend) {
-				case 'database':
-				case 'mysql':
-				case 'sqlite':
-					\OCP\Util::writeLog('core', 'Adding user backend ' . $backend . '.', \OCP\Util::DEBUG);
-					self::$_usedBackends[$backend] = new \OC\User\Database();
-					\OC::$server->getUserManager()->registerBackend(self::$_usedBackends[$backend]);
-					break;
-				case 'dummy':
-					self::$_usedBackends[$backend] = new \Test\Util\User\Dummy();
-					\OC::$server->getUserManager()->registerBackend(self::$_usedBackends[$backend]);
-					break;
-				default:
-					\OCP\Util::writeLog('core', 'Adding default user backend ' . $backend . '.', \OCP\Util::DEBUG);
-					$className = 'OC_USER_' . strtoupper($backend);
-					self::$_usedBackends[$backend] = new $className();
-					\OC::$server->getUserManager()->registerBackend(self::$_usedBackends[$backend]);
-					break;
-			}
-		}
-		return true;
-	}
-
-	/**
-	 * remove all used backends
-	 */
-	public static function clearBackends() {
-		self::$_usedBackends = array();
-		\OC::$server->getUserManager()->clearBackends();
-	}
-
-	/**
-	 * setup the configured backends in config.php
-	 */
-	public static function setupBackends() {
-		OC_App::loadApps(['prelogin']);
-		$backends = \OC::$server->getSystemConfig()->getValue('user_backends', []);
-		if (isset($backends['default']) && !$backends['default']) {
-			// clear default backends
-			self::clearBackends();
-		}
-		foreach ($backends as $i => $config) {
-			if (!is_array($config)) {
-				continue;
-			}
-			$class = $config['class'];
-			$arguments = $config['arguments'];
-			if (class_exists($class)) {
-				if (array_search($i, self::$_setupedBackends) === false) {
-					// make a reflection object
-					$reflectionObj = new ReflectionClass($class);
-
-					// use Reflection to create a new instance, using the $args
-					$backend = $reflectionObj->newInstanceArgs($arguments);
-					self::useBackend($backend);
-					self::$_setupedBackends[] = $i;
-				} else {
-					\OCP\Util::writeLog('core', 'User backend ' . $class . ' already initialized.', \OCP\Util::DEBUG);
-				}
-			} else {
-				\OCP\Util::writeLog('core', 'User backend ' . $class . ' not found.', \OCP\Util::ERROR);
-			}
-		}
-	}
-
-	/**
-	 * Try to login a user, assuming authentication
-	 * has already happened (e.g. via Single Sign On).
-	 *
-	 * Log in a user and regenerate a new session.
-	 *
-	 * @param \OCP\Authentication\IApacheBackend $backend
-	 * @return bool
-	 */
-	public static function loginWithApache(\OCP\Authentication\IApacheBackend $backend) {
-
-		$uid = $backend->getCurrentUserId();
-		$run = true;
-		OC_Hook::emit("OC_User", "pre_login", array("run" => &$run, "uid" => $uid));
-
-		if ($uid) {
-			if (self::getUser() !== $uid) {
-				self::setUserId($uid);
-				$setUidAsDisplayName = true;
-				if($backend instanceof \OCP\UserInterface
-					&& $backend->implementsActions(OC_User_Backend::GET_DISPLAYNAME)) {
-
-					$backendDisplayName = $backend->getDisplayName($uid);
-					if(is_string($backendDisplayName) && trim($backendDisplayName) !== '') {
-						$setUidAsDisplayName = false;
-					}
-				}
-				if($setUidAsDisplayName) {
-					self::setDisplayName($uid);
-				}
-				$userSession = self::getUserSession();
-				$userSession->setLoginName($uid);
-				$request = OC::$server->getRequest();
-				$userSession->createSessionToken($request, $uid, $uid);
-				// setup the filesystem
-				OC_Util::setupFS($uid);
-				// first call the post_login hooks, the login-process needs to be
-				// completed before we can safely create the users folder.
-				// For example encryption needs to initialize the users keys first
-				// before we can create the user folder with the skeleton files
-				OC_Hook::emit("OC_User", "post_login", array("uid" => $uid, 'password' => ''));
-				//trigger creation of user home and /files folder
-				\OC::$server->getUserFolder($uid);
-			}
-			return true;
-		}
-		return false;
-	}
-
-	/**
-	 * Verify with Apache whether user is authenticated.
-	 *
-	 * @return boolean|null
-	 *          true: authenticated
-	 *          false: not authenticated
-	 *          null: not handled / no backend available
-	 */
-	public static function handleApacheAuth() {
-		$backend = self::findFirstActiveUsedBackend();
-		if ($backend) {
-			OC_App::loadApps();
-
-			//setup extra user backends
-			self::setupBackends();
-			self::getUserSession()->unsetMagicInCookie();
-
-			return self::loginWithApache($backend);
-		}
-
-		return null;
-	}
-
-
-	/**
-	 * Sets user id for session and triggers emit
-	 *
-	 * @param string $uid
-	 */
-	public static function setUserId($uid) {
-		$userSession = \OC::$server->getUserSession();
-		$userManager = \OC::$server->getUserManager();
-		if ($user = $userManager->get($uid)) {
-			$userSession->setUser($user);
-		} else {
-			\OC::$server->getSession()->set('user_id', $uid);
-		}
-	}
-
-	/**
-	 * Sets user display name for session
-	 *
-	 * @param string $uid
-	 * @param string $displayName
-	 * @return bool Whether the display name could get set
-	 */
-	public static function setDisplayName($uid, $displayName = null) {
-		if (is_null($displayName)) {
-			$displayName = $uid;
-		}
-		$user = \OC::$server->getUserManager()->get($uid);
-		if ($user) {
-			return $user->setDisplayName($displayName);
-		} else {
-			return false;
-		}
-	}
-
-	/**
-	 * Check if the user is logged in, considers also the HTTP basic credentials
-	 *
-	 * @deprecated use \OC::$server->getUserSession()->isLoggedIn()
-	 * @return bool
-	 */
-	public static function isLoggedIn() {
-		return \OC::$server->getUserSession()->isLoggedIn();
-	}
-
-	/**
-	 * set incognito mode, e.g. if a user wants to open a public link
-	 *
-	 * @param bool $status
-	 */
-	public static function setIncognitoMode($status) {
-		self::$incognitoMode = $status;
-	}
-
-	/**
-	 * get incognito mode status
-	 *
-	 * @return bool
-	 */
-	public static function isIncognitoMode() {
-		return self::$incognitoMode;
-	}
-
-	/**
-	 * Supplies an attribute to the logout hyperlink. The default behaviour
-	 * is to return an href with '?logout=true' appended. However, it can
-	 * supply any attribute(s) which are valid for <a>.
-	 *
-	 * @return string with one or more HTML attributes.
-	 */
-	public static function getLogoutAttribute() {
-		$backend = self::findFirstActiveUsedBackend();
-		if ($backend) {
-			return $backend->getLogoutAttribute();
-		}
-
-		$logoutUrl = \OC::$server->getURLGenerator()->linkToRouteAbsolute(
-			'core.login.logout',
-			[
-				'requesttoken' => \OCP\Util::callRegister(),
-			]
-		);
-
-		return 'href="'.$logoutUrl.'"';
-	}
-
-	/**
-	 * Check if the user is an admin user
-	 *
-	 * @param string $uid uid of the admin
-	 * @return bool
-	 */
-	public static function isAdminUser($uid) {
-		$group = \OC::$server->getGroupManager()->get('admin');
-		$user = \OC::$server->getUserManager()->get($uid);
-		if ($group && $user && $group->inGroup($user) && self::$incognitoMode === false) {
-			return true;
-		}
-		return false;
-	}
-
-
-	/**
-	 * get the user id of the user currently logged in.
-	 *
-	 * @return string|bool uid or false
-	 */
-	public static function getUser() {
-		$uid = \OC::$server->getSession() ? \OC::$server->getSession()->get('user_id') : null;
-		if (!is_null($uid) && self::$incognitoMode === false) {
-			return $uid;
-		} else {
-			return false;
-		}
-	}
-
-	/**
-	 * get the display name of the user currently logged in.
-	 *
-	 * @param string $uid
-	 * @return string uid or false
-	 */
-	public static function getDisplayName($uid = null) {
-		if ($uid) {
-			$user = \OC::$server->getUserManager()->get($uid);
-			if ($user) {
-				return $user->getDisplayName();
-			} else {
-				return $uid;
-			}
-		} else {
-			$user = self::getUserSession()->getUser();
-			if ($user) {
-				return $user->getDisplayName();
-			} else {
-				return false;
-			}
-		}
-	}
-
-	/**
-	 * Set password
-	 *
-	 * @param string $uid The username
-	 * @param string $password The new password
-	 * @param string $recoveryPassword for the encryption app to reset encryption keys
-	 * @return bool
-	 *
-	 * Change the password of a user
-	 */
-	public static function setPassword($uid, $password, $recoveryPassword = null) {
-		$user = \OC::$server->getUserManager()->get($uid);
-		if ($user) {
-			return $user->setPassword($password, $recoveryPassword);
-		} else {
-			return false;
-		}
-	}
-
-	/**
-	 * Check whether user can change his avatar
-	 *
-	 * @param string $uid The username
-	 * @return bool
-	 *
-	 * Check whether a specified user can change his avatar
-	 */
-	public static function canUserChangeAvatar($uid) {
-		$user = \OC::$server->getUserManager()->get($uid);
-		if ($user) {
-			return $user->canChangeAvatar();
-		} else {
-			return false;
-		}
-	}
-
-	/**
-	 * Check whether user can change his password
-	 *
-	 * @param string $uid The username
-	 * @return bool
-	 *
-	 * Check whether a specified user can change his password
-	 */
-	public static function canUserChangePassword($uid) {
-		$user = \OC::$server->getUserManager()->get($uid);
-		if ($user) {
-			return $user->canChangePassword();
-		} else {
-			return false;
-		}
-	}
-
-	/**
-	 * Check whether user can change his display name
-	 *
-	 * @param string $uid The username
-	 * @return bool
-	 *
-	 * Check whether a specified user can change his display name
-	 */
-	public static function canUserChangeDisplayName($uid) {
-		$user = \OC::$server->getUserManager()->get($uid);
-		if ($user) {
-			return $user->canChangeDisplayName();
-		} else {
-			return false;
-		}
-	}
-
-	/**
-	 * Check if the password is correct
-	 *
-	 * @param string $uid The username
-	 * @param string $password The password
-	 * @return string|false user id a string on success, false otherwise
-	 *
-	 * Check if the password is correct without logging in the user
-	 * returns the user id or false
-	 */
-	public static function checkPassword($uid, $password) {
-		$manager = \OC::$server->getUserManager();
-		$username = $manager->checkPassword($uid, $password);
-		if ($username !== false) {
-			return $username->getUID();
-		}
-		return false;
-	}
-
-	/**
-	 * @param string $uid The username
-	 * @return string
-	 *
-	 * returns the path to the users home directory
-	 * @deprecated Use \OC::$server->getUserManager->getHome()
-	 */
-	public static function getHome($uid) {
-		$user = \OC::$server->getUserManager()->get($uid);
-		if ($user) {
-			return $user->getHome();
-		} else {
-			return \OC::$server->getSystemConfig()->getValue('datadirectory', OC::$SERVERROOT . '/data') . '/' . $uid;
-		}
-	}
-
-	/**
-	 * Get a list of all users
-	 *
-	 * @return array an array of all uids
-	 *
-	 * Get a list of all users.
-	 * @param string $search
-	 * @param integer $limit
-	 * @param integer $offset
-	 */
-	public static function getUsers($search = '', $limit = null, $offset = null) {
-		$users = \OC::$server->getUserManager()->search($search, $limit, $offset);
-		$uids = array();
-		foreach ($users as $user) {
-			$uids[] = $user->getUID();
-		}
-		return $uids;
-	}
-
-	/**
-	 * Get a list of all users display name
-	 *
-	 * @param string $search
-	 * @param int $limit
-	 * @param int $offset
-	 * @return array associative array with all display names (value) and corresponding uids (key)
-	 *
-	 * Get a list of all display names and user ids.
-	 * @deprecated Use \OC::$server->getUserManager->searchDisplayName($search, $limit, $offset) instead.
-	 */
-	public static function getDisplayNames($search = '', $limit = null, $offset = null) {
-		$displayNames = array();
-		$users = \OC::$server->getUserManager()->searchDisplayName($search, $limit, $offset);
-		foreach ($users as $user) {
-			$displayNames[$user->getUID()] = $user->getDisplayName();
-		}
-		return $displayNames;
-	}
-
-	/**
-	 * check if a user exists
-	 *
-	 * @param string $uid the username
-	 * @return boolean
-	 */
-	public static function userExists($uid) {
-		return \OC::$server->getUserManager()->userExists($uid);
-	}
-
-	/**
-	 * checks if a user is enabled
-	 *
-	 * @param string $uid
-	 * @return bool
-	 */
-	public static function isEnabled($uid) {
-		$user = \OC::$server->getUserManager()->get($uid);
-		if ($user) {
-			return $user->isEnabled();
-		} else {
-			return false;
-		}
-	}
-
-	/**
-	 * Returns the first active backend from self::$_usedBackends.
-	 *
-	 * @return OCP\Authentication\IApacheBackend|null if no backend active, otherwise OCP\Authentication\IApacheBackend
-	 */
-	private static function findFirstActiveUsedBackend() {
-		foreach (self::$_usedBackends as $backend) {
-			if ($backend instanceof OCP\Authentication\IApacheBackend) {
-				if ($backend->isSessionActive()) {
-					return $backend;
-				}
-			}
-		}
-
-		return null;
-	}
+    /**
+     * @return \OC\User\Session
+     */
+    public static function getUserSession() {
+        return OC::$server->getUserSession();
+    }
+
+    private static $_usedBackends = array();
+
+    private static $_setupedBackends = array();
+
+    // bool, stores if a user want to access a resource anonymously, e.g if they open a public link
+    private static $incognitoMode = false;
+
+    /**
+     * Adds the backend to the list of used backends
+     *
+     * @param string|\OCP\UserInterface $backend default: database The backend to use for user management
+     * @return bool
+     *
+     * Set the User Authentication Module
+     */
+    public static function useBackend($backend = 'database') {
+        if ($backend instanceof \OCP\UserInterface) {
+            self::$_usedBackends[get_class($backend)] = $backend;
+            \OC::$server->getUserManager()->registerBackend($backend);
+        } else {
+            // You'll never know what happens
+            if (null === $backend OR !is_string($backend)) {
+                $backend = 'database';
+            }
+
+            // Load backend
+            switch ($backend) {
+                case 'database':
+                case 'mysql':
+                case 'sqlite':
+                    \OCP\Util::writeLog('core', 'Adding user backend ' . $backend . '.', \OCP\Util::DEBUG);
+                    self::$_usedBackends[$backend] = new \OC\User\Database();
+                    \OC::$server->getUserManager()->registerBackend(self::$_usedBackends[$backend]);
+                    break;
+                case 'dummy':
+                    self::$_usedBackends[$backend] = new \Test\Util\User\Dummy();
+                    \OC::$server->getUserManager()->registerBackend(self::$_usedBackends[$backend]);
+                    break;
+                default:
+                    \OCP\Util::writeLog('core', 'Adding default user backend ' . $backend . '.', \OCP\Util::DEBUG);
+                    $className = 'OC_USER_' . strtoupper($backend);
+                    self::$_usedBackends[$backend] = new $className();
+                    \OC::$server->getUserManager()->registerBackend(self::$_usedBackends[$backend]);
+                    break;
+            }
+        }
+        return true;
+    }
+
+    /**
+     * remove all used backends
+     */
+    public static function clearBackends() {
+        self::$_usedBackends = array();
+        \OC::$server->getUserManager()->clearBackends();
+    }
+
+    /**
+     * setup the configured backends in config.php
+     */
+    public static function setupBackends() {
+        OC_App::loadApps(['prelogin']);
+        $backends = \OC::$server->getSystemConfig()->getValue('user_backends', []);
+        if (isset($backends['default']) && !$backends['default']) {
+            // clear default backends
+            self::clearBackends();
+        }
+        foreach ($backends as $i => $config) {
+            if (!is_array($config)) {
+                continue;
+            }
+            $class = $config['class'];
+            $arguments = $config['arguments'];
+            if (class_exists($class)) {
+                if (array_search($i, self::$_setupedBackends) === false) {
+                    // make a reflection object
+                    $reflectionObj = new ReflectionClass($class);
+
+                    // use Reflection to create a new instance, using the $args
+                    $backend = $reflectionObj->newInstanceArgs($arguments);
+                    self::useBackend($backend);
+                    self::$_setupedBackends[] = $i;
+                } else {
+                    \OCP\Util::writeLog('core', 'User backend ' . $class . ' already initialized.', \OCP\Util::DEBUG);
+                }
+            } else {
+                \OCP\Util::writeLog('core', 'User backend ' . $class . ' not found.', \OCP\Util::ERROR);
+            }
+        }
+    }
+
+    /**
+     * Try to login a user, assuming authentication
+     * has already happened (e.g. via Single Sign On).
+     *
+     * Log in a user and regenerate a new session.
+     *
+     * @param \OCP\Authentication\IApacheBackend $backend
+     * @return bool
+     */
+    public static function loginWithApache(\OCP\Authentication\IApacheBackend $backend) {
+
+        $uid = $backend->getCurrentUserId();
+        $run = true;
+        OC_Hook::emit("OC_User", "pre_login", array("run" => &$run, "uid" => $uid));
+
+        if ($uid) {
+            if (self::getUser() !== $uid) {
+                self::setUserId($uid);
+                $setUidAsDisplayName = true;
+                if($backend instanceof \OCP\UserInterface
+                    && $backend->implementsActions(OC_User_Backend::GET_DISPLAYNAME)) {
+
+                    $backendDisplayName = $backend->getDisplayName($uid);
+                    if(is_string($backendDisplayName) && trim($backendDisplayName) !== '') {
+                        $setUidAsDisplayName = false;
+                    }
+                }
+                if($setUidAsDisplayName) {
+                    self::setDisplayName($uid);
+                }
+                $userSession = self::getUserSession();
+                $userSession->setLoginName($uid);
+                $request = OC::$server->getRequest();
+                $userSession->createSessionToken($request, $uid, $uid);
+                // setup the filesystem
+                OC_Util::setupFS($uid);
+                // first call the post_login hooks, the login-process needs to be
+                // completed before we can safely create the users folder.
+                // For example encryption needs to initialize the users keys first
+                // before we can create the user folder with the skeleton files
+                OC_Hook::emit("OC_User", "post_login", array("uid" => $uid, 'password' => ''));
+                //trigger creation of user home and /files folder
+                \OC::$server->getUserFolder($uid);
+            }
+            return true;
+        }
+        return false;
+    }
+
+    /**
+     * Verify with Apache whether user is authenticated.
+     *
+     * @return boolean|null
+     *          true: authenticated
+     *          false: not authenticated
+     *          null: not handled / no backend available
+     */
+    public static function handleApacheAuth() {
+        $backend = self::findFirstActiveUsedBackend();
+        if ($backend) {
+            OC_App::loadApps();
+
+            //setup extra user backends
+            self::setupBackends();
+            self::getUserSession()->unsetMagicInCookie();
+
+            return self::loginWithApache($backend);
+        }
+
+        return null;
+    }
+
+
+    /**
+     * Sets user id for session and triggers emit
+     *
+     * @param string $uid
+     */
+    public static function setUserId($uid) {
+        $userSession = \OC::$server->getUserSession();
+        $userManager = \OC::$server->getUserManager();
+        if ($user = $userManager->get($uid)) {
+            $userSession->setUser($user);
+        } else {
+            \OC::$server->getSession()->set('user_id', $uid);
+        }
+    }
+
+    /**
+     * Sets user display name for session
+     *
+     * @param string $uid
+     * @param string $displayName
+     * @return bool Whether the display name could get set
+     */
+    public static function setDisplayName($uid, $displayName = null) {
+        if (is_null($displayName)) {
+            $displayName = $uid;
+        }
+        $user = \OC::$server->getUserManager()->get($uid);
+        if ($user) {
+            return $user->setDisplayName($displayName);
+        } else {
+            return false;
+        }
+    }
+
+    /**
+     * Check if the user is logged in, considers also the HTTP basic credentials
+     *
+     * @deprecated use \OC::$server->getUserSession()->isLoggedIn()
+     * @return bool
+     */
+    public static function isLoggedIn() {
+        return \OC::$server->getUserSession()->isLoggedIn();
+    }
+
+    /**
+     * set incognito mode, e.g. if a user wants to open a public link
+     *
+     * @param bool $status
+     */
+    public static function setIncognitoMode($status) {
+        self::$incognitoMode = $status;
+    }
+
+    /**
+     * get incognito mode status
+     *
+     * @return bool
+     */
+    public static function isIncognitoMode() {
+        return self::$incognitoMode;
+    }
+
+    /**
+     * Supplies an attribute to the logout hyperlink. The default behaviour
+     * is to return an href with '?logout=true' appended. However, it can
+     * supply any attribute(s) which are valid for <a>.
+     *
+     * @return string with one or more HTML attributes.
+     */
+    public static function getLogoutAttribute() {
+        $backend = self::findFirstActiveUsedBackend();
+        if ($backend) {
+            return $backend->getLogoutAttribute();
+        }
+
+        $logoutUrl = \OC::$server->getURLGenerator()->linkToRouteAbsolute(
+            'core.login.logout',
+            [
+                'requesttoken' => \OCP\Util::callRegister(),
+            ]
+        );
+
+        return 'href="'.$logoutUrl.'"';
+    }
+
+    /**
+     * Check if the user is an admin user
+     *
+     * @param string $uid uid of the admin
+     * @return bool
+     */
+    public static function isAdminUser($uid) {
+        $group = \OC::$server->getGroupManager()->get('admin');
+        $user = \OC::$server->getUserManager()->get($uid);
+        if ($group && $user && $group->inGroup($user) && self::$incognitoMode === false) {
+            return true;
+        }
+        return false;
+    }
+
+
+    /**
+     * get the user id of the user currently logged in.
+     *
+     * @return string|bool uid or false
+     */
+    public static function getUser() {
+        $uid = \OC::$server->getSession() ? \OC::$server->getSession()->get('user_id') : null;
+        if (!is_null($uid) && self::$incognitoMode === false) {
+            return $uid;
+        } else {
+            return false;
+        }
+    }
+
+    /**
+     * get the display name of the user currently logged in.
+     *
+     * @param string $uid
+     * @return string uid or false
+     */
+    public static function getDisplayName($uid = null) {
+        if ($uid) {
+            $user = \OC::$server->getUserManager()->get($uid);
+            if ($user) {
+                return $user->getDisplayName();
+            } else {
+                return $uid;
+            }
+        } else {
+            $user = self::getUserSession()->getUser();
+            if ($user) {
+                return $user->getDisplayName();
+            } else {
+                return false;
+            }
+        }
+    }
+
+    /**
+     * Set password
+     *
+     * @param string $uid The username
+     * @param string $password The new password
+     * @param string $recoveryPassword for the encryption app to reset encryption keys
+     * @return bool
+     *
+     * Change the password of a user
+     */
+    public static function setPassword($uid, $password, $recoveryPassword = null) {
+        $user = \OC::$server->getUserManager()->get($uid);
+        if ($user) {
+            return $user->setPassword($password, $recoveryPassword);
+        } else {
+            return false;
+        }
+    }
+
+    /**
+     * Check whether user can change his avatar
+     *
+     * @param string $uid The username
+     * @return bool
+     *
+     * Check whether a specified user can change his avatar
+     */
+    public static function canUserChangeAvatar($uid) {
+        $user = \OC::$server->getUserManager()->get($uid);
+        if ($user) {
+            return $user->canChangeAvatar();
+        } else {
+            return false;
+        }
+    }
+
+    /**
+     * Check whether user can change his password
+     *
+     * @param string $uid The username
+     * @return bool
+     *
+     * Check whether a specified user can change his password
+     */
+    public static function canUserChangePassword($uid) {
+        $user = \OC::$server->getUserManager()->get($uid);
+        if ($user) {
+            return $user->canChangePassword();
+        } else {
+            return false;
+        }
+    }
+
+    /**
+     * Check whether user can change his display name
+     *
+     * @param string $uid The username
+     * @return bool
+     *
+     * Check whether a specified user can change his display name
+     */
+    public static function canUserChangeDisplayName($uid) {
+        $user = \OC::$server->getUserManager()->get($uid);
+        if ($user) {
+            return $user->canChangeDisplayName();
+        } else {
+            return false;
+        }
+    }
+
+    /**
+     * Check if the password is correct
+     *
+     * @param string $uid The username
+     * @param string $password The password
+     * @return string|false user id a string on success, false otherwise
+     *
+     * Check if the password is correct without logging in the user
+     * returns the user id or false
+     */
+    public static function checkPassword($uid, $password) {
+        $manager = \OC::$server->getUserManager();
+        $username = $manager->checkPassword($uid, $password);
+        if ($username !== false) {
+            return $username->getUID();
+        }
+        return false;
+    }
+
+    /**
+     * @param string $uid The username
+     * @return string
+     *
+     * returns the path to the users home directory
+     * @deprecated Use \OC::$server->getUserManager->getHome()
+     */
+    public static function getHome($uid) {
+        $user = \OC::$server->getUserManager()->get($uid);
+        if ($user) {
+            return $user->getHome();
+        } else {
+            return \OC::$server->getSystemConfig()->getValue('datadirectory', OC::$SERVERROOT . '/data') . '/' . $uid;
+        }
+    }
+
+    /**
+     * Get a list of all users
+     *
+     * @return array an array of all uids
+     *
+     * Get a list of all users.
+     * @param string $search
+     * @param integer $limit
+     * @param integer $offset
+     */
+    public static function getUsers($search = '', $limit = null, $offset = null) {
+        $users = \OC::$server->getUserManager()->search($search, $limit, $offset);
+        $uids = array();
+        foreach ($users as $user) {
+            $uids[] = $user->getUID();
+        }
+        return $uids;
+    }
+
+    /**
+     * Get a list of all users display name
+     *
+     * @param string $search
+     * @param int $limit
+     * @param int $offset
+     * @return array associative array with all display names (value) and corresponding uids (key)
+     *
+     * Get a list of all display names and user ids.
+     * @deprecated Use \OC::$server->getUserManager->searchDisplayName($search, $limit, $offset) instead.
+     */
+    public static function getDisplayNames($search = '', $limit = null, $offset = null) {
+        $displayNames = array();
+        $users = \OC::$server->getUserManager()->searchDisplayName($search, $limit, $offset);
+        foreach ($users as $user) {
+            $displayNames[$user->getUID()] = $user->getDisplayName();
+        }
+        return $displayNames;
+    }
+
+    /**
+     * check if a user exists
+     *
+     * @param string $uid the username
+     * @return boolean
+     */
+    public static function userExists($uid) {
+        return \OC::$server->getUserManager()->userExists($uid);
+    }
+
+    /**
+     * checks if a user is enabled
+     *
+     * @param string $uid
+     * @return bool
+     */
+    public static function isEnabled($uid) {
+        $user = \OC::$server->getUserManager()->get($uid);
+        if ($user) {
+            return $user->isEnabled();
+        } else {
+            return false;
+        }
+    }
+
+    /**
+     * Returns the first active backend from self::$_usedBackends.
+     *
+     * @return OCP\Authentication\IApacheBackend|null if no backend active, otherwise OCP\Authentication\IApacheBackend
+     */
+    private static function findFirstActiveUsedBackend() {
+        foreach (self::$_usedBackends as $backend) {
+            if ($backend instanceof OCP\Authentication\IApacheBackend) {
+                if ($backend->isSessionActive()) {
+                    return $backend;
+                }
+            }
+        }
+
+        return null;
+    }
 }

core/Controller/LostController.php

Indentation +299 added lines, -299 removed lines

@@ -55,303 +55,303 @@
  */
 class LostController extends Controller {
 
-	/** @var IURLGenerator */
-	protected $urlGenerator;
-	/** @var IUserManager */
-	protected $userManager;
-	/** @var Defaults */
-	protected $defaults;
-	/** @var IL10N */
-	protected $l10n;
-	/** @var string */
-	protected $from;
-	/** @var IManager */
-	protected $encryptionManager;
-	/** @var IConfig */
-	protected $config;
-	/** @var ISecureRandom */
-	protected $secureRandom;
-	/** @var IMailer */
-	protected $mailer;
-	/** @var ITimeFactory */
-	protected $timeFactory;
-	/** @var ICrypto */
-	protected $crypto;
-
-	/**
-	 * @param string $appName
-	 * @param IRequest $request
-	 * @param IURLGenerator $urlGenerator
-	 * @param IUserManager $userManager
-	 * @param Defaults $defaults
-	 * @param IL10N $l10n
-	 * @param IConfig $config
-	 * @param ISecureRandom $secureRandom
-	 * @param string $defaultMailAddress
-	 * @param IManager $encryptionManager
-	 * @param IMailer $mailer
-	 * @param ITimeFactory $timeFactory
-	 * @param ICrypto $crypto
-	 */
-	public function __construct($appName,
-								IRequest $request,
-								IURLGenerator $urlGenerator,
-								IUserManager $userManager,
-								Defaults $defaults,
-								IL10N $l10n,
-								IConfig $config,
-								ISecureRandom $secureRandom,
-								$defaultMailAddress,
-								IManager $encryptionManager,
-								IMailer $mailer,
-								ITimeFactory $timeFactory,
-								ICrypto $crypto) {
-		parent::__construct($appName, $request);
-		$this->urlGenerator = $urlGenerator;
-		$this->userManager = $userManager;
-		$this->defaults = $defaults;
-		$this->l10n = $l10n;
-		$this->secureRandom = $secureRandom;
-		$this->from = $defaultMailAddress;
-		$this->encryptionManager = $encryptionManager;
-		$this->config = $config;
-		$this->mailer = $mailer;
-		$this->timeFactory = $timeFactory;
-		$this->crypto = $crypto;
-	}
-
-	/**
-	 * Someone wants to reset their password:
-	 *
-	 * @PublicPage
-	 * @NoCSRFRequired
-	 *
-	 * @param string $token
-	 * @param string $userId
-	 * @return TemplateResponse
-	 */
-	public function resetform($token, $userId) {
-		if ($this->config->getSystemValue('lost_password_link', '') !== '') {
-			return new TemplateResponse('core', 'error', [
-					'errors' => [['error' => $this->l10n->t('Password reset is disabled')]]
-				],
-				'guest'
-			);
-		}
-
-		try {
-			$this->checkPasswordResetToken($token, $userId);
-		} catch (\Exception $e) {
-			return new TemplateResponse(
-				'core', 'error', [
-					"errors" => array(array("error" => $e->getMessage()))
-				],
-				'guest'
-			);
-		}
-
-		return new TemplateResponse(
-			'core',
-			'lostpassword/resetpassword',
-			array(
-				'link' => $this->urlGenerator->linkToRouteAbsolute('core.lost.setPassword', array('userId' => $userId, 'token' => $token)),
-			),
-			'guest'
-		);
-	}
-
-	/**
-	 * @param string $token
-	 * @param string $userId
-	 * @throws \Exception
-	 */
-	protected function checkPasswordResetToken($token, $userId) {
-		$user = $this->userManager->get($userId);
-		if($user === null) {
-			throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
-		}
-
-		try {
-			$encryptedToken = $this->config->getUserValue($userId, 'core', 'lostpassword', null);
-			$mailAddress = !is_null($user->getEMailAddress()) ? $user->getEMailAddress() : '';
-			$decryptedToken = $this->crypto->decrypt($encryptedToken, $mailAddress.$this->config->getSystemValue('secret'));
-		} catch (\Exception $e) {
-			throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
-		}
-
-		$splittedToken = explode(':', $decryptedToken);
-		if(count($splittedToken) !== 2) {
-			throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
-		}
-
-		if ($splittedToken[0] < ($this->timeFactory->getTime() - 60*60*12) ||
-			$user->getLastLogin() > $splittedToken[0]) {
-			throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is expired'));
-		}
-
-		if (!hash_equals($splittedToken[1], $token)) {
-			throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
-		}
-	}
-
-	/**
-	 * @param $message
-	 * @param array $additional
-	 * @return array
-	 */
-	private function error($message, array $additional=array()) {
-		return array_merge(array('status' => 'error', 'msg' => $message), $additional);
-	}
-
-	/**
-	 * @return array
-	 */
-	private function success() {
-		return array('status'=>'success');
-	}
-
-	/**
-	 * @PublicPage
-	 * @BruteForceProtection(action=passwordResetEmail)
-	 * @AnonRateThrottle(limit=10, period=300)
-	 *
-	 * @param string $user
-	 * @return JSONResponse
-	 */
-	public function email($user){
-		if ($this->config->getSystemValue('lost_password_link', '') !== '') {
-			return new JSONResponse($this->error($this->l10n->t('Password reset is disabled')));
-		}
-
-		// FIXME: use HTTP error codes
-		try {
-			$this->sendEmail($user);
-		} catch (\Exception $e){
-			$response = new JSONResponse($this->error($e->getMessage()));
-			$response->throttle();
-			return $response;
-		}
-
-		$response = new JSONResponse($this->success());
-		$response->throttle();
-		return $response;
-	}
-
-	/**
-	 * @PublicPage
-	 * @param string $token
-	 * @param string $userId
-	 * @param string $password
-	 * @param boolean $proceed
-	 * @return array
-	 */
-	public function setPassword($token, $userId, $password, $proceed) {
-		if ($this->config->getSystemValue('lost_password_link', '') !== '') {
-			return $this->error($this->l10n->t('Password reset is disabled'));
-		}
-
-		if ($this->encryptionManager->isEnabled() && !$proceed) {
-			return $this->error('', array('encryption' => true));
-		}
-
-		try {
-			$this->checkPasswordResetToken($token, $userId);
-			$user = $this->userManager->get($userId);
-
-			\OC_Hook::emit('\OC\Core\LostPassword\Controller\LostController', 'pre_passwordReset', array('uid' => $userId, 'password' => $password));
-
-			if (!$user->setPassword($password)) {
-				throw new \Exception();
-			}
-
-			\OC_Hook::emit('\OC\Core\LostPassword\Controller\LostController', 'post_passwordReset', array('uid' => $userId, 'password' => $password));
-
-			$this->config->deleteUserValue($userId, 'core', 'lostpassword');
-			@\OC::$server->getUserSession()->unsetMagicInCookie();
-		} catch (\Exception $e){
-			return $this->error($e->getMessage());
-		}
-
-		return $this->success();
-	}
-
-	/**
-	 * @param string $input
-	 * @throws \Exception
-	 */
-	protected function sendEmail($input) {
-		$user = $this->findUserByIdOrMail($input);
-		$email = $user->getEMailAddress();
-
-		if (empty($email)) {
-			throw new \Exception(
-				$this->l10n->t('Could not send reset email because there is no email address for this username. Please contact your administrator.')
-			);
-		}
-
-		// Generate the token. It is stored encrypted in the database with the
-		// secret being the users' email address appended with the system secret.
-		// This makes the token automatically invalidate once the user changes
-		// their email address.
-		$token = $this->secureRandom->generate(
-			21,
-			ISecureRandom::CHAR_DIGITS.
-			ISecureRandom::CHAR_LOWER.
-			ISecureRandom::CHAR_UPPER
-		);
-		$tokenValue = $this->timeFactory->getTime() .':'. $token;
-		$encryptedValue = $this->crypto->encrypt($tokenValue, $email . $this->config->getSystemValue('secret'));
-		$this->config->setUserValue($user->getUID(), 'core', 'lostpassword', $encryptedValue);
-
-		$link = $this->urlGenerator->linkToRouteAbsolute('core.lost.resetform', array('userId' => $user->getUID(), 'token' => $token));
-
-		$emailTemplate = $this->mailer->createEMailTemplate();
-
-		$emailTemplate->addHeader();
-		$emailTemplate->addHeading($this->l10n->t('Password reset'));
-
-		$emailTemplate->addBodyText(
-			$this->l10n->t('Click the following button to reset your password. If you have not requested the password reset, then ignore this email.'),
-			$this->l10n->t('Click the following link to reset your password. If you have not requested the password reset, then ignore this email.')
-		);
-
-		$emailTemplate->addBodyButton(
-			$this->l10n->t('Reset your password'),
-			$link,
-			false
-		);
-		$emailTemplate->addFooter();
-
-		try {
-			$message = $this->mailer->createMessage();
-			$message->setTo([$email => $user->getUID()]);
-			$message->setSubject($this->l10n->t('%s password reset', [$this->defaults->getName()]));
-			$message->setPlainBody($emailTemplate->renderText());
-			$message->setHtmlBody($emailTemplate->renderHtml());
-			$message->setFrom([$this->from => $this->defaults->getName()]);
-			$this->mailer->send($message);
-		} catch (\Exception $e) {
-			throw new \Exception($this->l10n->t(
-				'Couldn\'t send reset email. Please contact your administrator.'
-			));
-		}
-	}
-
-	/**
-	 * @param string $input
-	 * @return IUser
-	 * @throws \Exception
-	 */
-	protected function findUserByIdOrMail($input) {
-		$user = $this->userManager->get($input);
-		if ($user instanceof IUser) {
-			return $user;
-		}
-		$users = $this->userManager->getByEmail($input);
-		if (count($users) === 1) {
-			return $users[0];
-		}
-
-		throw new \InvalidArgumentException($this->l10n->t('Couldn\'t send reset email. Please make sure your username is correct.'));
-	}
+    /** @var IURLGenerator */
+    protected $urlGenerator;
+    /** @var IUserManager */
+    protected $userManager;
+    /** @var Defaults */
+    protected $defaults;
+    /** @var IL10N */
+    protected $l10n;
+    /** @var string */
+    protected $from;
+    /** @var IManager */
+    protected $encryptionManager;
+    /** @var IConfig */
+    protected $config;
+    /** @var ISecureRandom */
+    protected $secureRandom;
+    /** @var IMailer */
+    protected $mailer;
+    /** @var ITimeFactory */
+    protected $timeFactory;
+    /** @var ICrypto */
+    protected $crypto;
+
+    /**
+     * @param string $appName
+     * @param IRequest $request
+     * @param IURLGenerator $urlGenerator
+     * @param IUserManager $userManager
+     * @param Defaults $defaults
+     * @param IL10N $l10n
+     * @param IConfig $config
+     * @param ISecureRandom $secureRandom
+     * @param string $defaultMailAddress
+     * @param IManager $encryptionManager
+     * @param IMailer $mailer
+     * @param ITimeFactory $timeFactory
+     * @param ICrypto $crypto
+     */
+    public function __construct($appName,
+                                IRequest $request,
+                                IURLGenerator $urlGenerator,
+                                IUserManager $userManager,
+                                Defaults $defaults,
+                                IL10N $l10n,
+                                IConfig $config,
+                                ISecureRandom $secureRandom,
+                                $defaultMailAddress,
+                                IManager $encryptionManager,
+                                IMailer $mailer,
+                                ITimeFactory $timeFactory,
+                                ICrypto $crypto) {
+        parent::__construct($appName, $request);
+        $this->urlGenerator = $urlGenerator;
+        $this->userManager = $userManager;
+        $this->defaults = $defaults;
+        $this->l10n = $l10n;
+        $this->secureRandom = $secureRandom;
+        $this->from = $defaultMailAddress;
+        $this->encryptionManager = $encryptionManager;
+        $this->config = $config;
+        $this->mailer = $mailer;
+        $this->timeFactory = $timeFactory;
+        $this->crypto = $crypto;
+    }
+
+    /**
+     * Someone wants to reset their password:
+     *
+     * @PublicPage
+     * @NoCSRFRequired
+     *
+     * @param string $token
+     * @param string $userId
+     * @return TemplateResponse
+     */
+    public function resetform($token, $userId) {
+        if ($this->config->getSystemValue('lost_password_link', '') !== '') {
+            return new TemplateResponse('core', 'error', [
+                    'errors' => [['error' => $this->l10n->t('Password reset is disabled')]]
+                ],
+                'guest'
+            );
+        }
+
+        try {
+            $this->checkPasswordResetToken($token, $userId);
+        } catch (\Exception $e) {
+            return new TemplateResponse(
+                'core', 'error', [
+                    "errors" => array(array("error" => $e->getMessage()))
+                ],
+                'guest'
+            );
+        }
+
+        return new TemplateResponse(
+            'core',
+            'lostpassword/resetpassword',
+            array(
+                'link' => $this->urlGenerator->linkToRouteAbsolute('core.lost.setPassword', array('userId' => $userId, 'token' => $token)),
+            ),
+            'guest'
+        );
+    }
+
+    /**
+     * @param string $token
+     * @param string $userId
+     * @throws \Exception
+     */
+    protected function checkPasswordResetToken($token, $userId) {
+        $user = $this->userManager->get($userId);
+        if($user === null) {
+            throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
+        }
+
+        try {
+            $encryptedToken = $this->config->getUserValue($userId, 'core', 'lostpassword', null);
+            $mailAddress = !is_null($user->getEMailAddress()) ? $user->getEMailAddress() : '';
+            $decryptedToken = $this->crypto->decrypt($encryptedToken, $mailAddress.$this->config->getSystemValue('secret'));
+        } catch (\Exception $e) {
+            throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
+        }
+
+        $splittedToken = explode(':', $decryptedToken);
+        if(count($splittedToken) !== 2) {
+            throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
+        }
+
+        if ($splittedToken[0] < ($this->timeFactory->getTime() - 60*60*12) ||
+            $user->getLastLogin() > $splittedToken[0]) {
+            throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is expired'));
+        }
+
+        if (!hash_equals($splittedToken[1], $token)) {
+            throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
+        }
+    }
+
+    /**
+     * @param $message
+     * @param array $additional
+     * @return array
+     */
+    private function error($message, array $additional=array()) {
+        return array_merge(array('status' => 'error', 'msg' => $message), $additional);
+    }
+
+    /**
+     * @return array
+     */
+    private function success() {
+        return array('status'=>'success');
+    }
+
+    /**
+     * @PublicPage
+     * @BruteForceProtection(action=passwordResetEmail)
+     * @AnonRateThrottle(limit=10, period=300)
+     *
+     * @param string $user
+     * @return JSONResponse
+     */
+    public function email($user){
+        if ($this->config->getSystemValue('lost_password_link', '') !== '') {
+            return new JSONResponse($this->error($this->l10n->t('Password reset is disabled')));
+        }
+
+        // FIXME: use HTTP error codes
+        try {
+            $this->sendEmail($user);
+        } catch (\Exception $e){
+            $response = new JSONResponse($this->error($e->getMessage()));
+            $response->throttle();
+            return $response;
+        }
+
+        $response = new JSONResponse($this->success());
+        $response->throttle();
+        return $response;
+    }
+
+    /**
+     * @PublicPage
+     * @param string $token
+     * @param string $userId
+     * @param string $password
+     * @param boolean $proceed
+     * @return array
+     */
+    public function setPassword($token, $userId, $password, $proceed) {
+        if ($this->config->getSystemValue('lost_password_link', '') !== '') {
+            return $this->error($this->l10n->t('Password reset is disabled'));
+        }
+
+        if ($this->encryptionManager->isEnabled() && !$proceed) {
+            return $this->error('', array('encryption' => true));
+        }
+
+        try {
+            $this->checkPasswordResetToken($token, $userId);
+            $user = $this->userManager->get($userId);
+
+            \OC_Hook::emit('\OC\Core\LostPassword\Controller\LostController', 'pre_passwordReset', array('uid' => $userId, 'password' => $password));
+
+            if (!$user->setPassword($password)) {
+                throw new \Exception();
+            }
+
+            \OC_Hook::emit('\OC\Core\LostPassword\Controller\LostController', 'post_passwordReset', array('uid' => $userId, 'password' => $password));
+
+            $this->config->deleteUserValue($userId, 'core', 'lostpassword');
+            @\OC::$server->getUserSession()->unsetMagicInCookie();
+        } catch (\Exception $e){
+            return $this->error($e->getMessage());
+        }
+
+        return $this->success();
+    }
+
+    /**
+     * @param string $input
+     * @throws \Exception
+     */
+    protected function sendEmail($input) {
+        $user = $this->findUserByIdOrMail($input);
+        $email = $user->getEMailAddress();
+
+        if (empty($email)) {
+            throw new \Exception(
+                $this->l10n->t('Could not send reset email because there is no email address for this username. Please contact your administrator.')
+            );
+        }
+
+        // Generate the token. It is stored encrypted in the database with the
+        // secret being the users' email address appended with the system secret.
+        // This makes the token automatically invalidate once the user changes
+        // their email address.
+        $token = $this->secureRandom->generate(
+            21,
+            ISecureRandom::CHAR_DIGITS.
+            ISecureRandom::CHAR_LOWER.
+            ISecureRandom::CHAR_UPPER
+        );
+        $tokenValue = $this->timeFactory->getTime() .':'. $token;
+        $encryptedValue = $this->crypto->encrypt($tokenValue, $email . $this->config->getSystemValue('secret'));
+        $this->config->setUserValue($user->getUID(), 'core', 'lostpassword', $encryptedValue);
+
+        $link = $this->urlGenerator->linkToRouteAbsolute('core.lost.resetform', array('userId' => $user->getUID(), 'token' => $token));
+
+        $emailTemplate = $this->mailer->createEMailTemplate();
+
+        $emailTemplate->addHeader();
+        $emailTemplate->addHeading($this->l10n->t('Password reset'));
+
+        $emailTemplate->addBodyText(
+            $this->l10n->t('Click the following button to reset your password. If you have not requested the password reset, then ignore this email.'),
+            $this->l10n->t('Click the following link to reset your password. If you have not requested the password reset, then ignore this email.')
+        );
+
+        $emailTemplate->addBodyButton(
+            $this->l10n->t('Reset your password'),
+            $link,
+            false
+        );
+        $emailTemplate->addFooter();
+
+        try {
+            $message = $this->mailer->createMessage();
+            $message->setTo([$email => $user->getUID()]);
+            $message->setSubject($this->l10n->t('%s password reset', [$this->defaults->getName()]));
+            $message->setPlainBody($emailTemplate->renderText());
+            $message->setHtmlBody($emailTemplate->renderHtml());
+            $message->setFrom([$this->from => $this->defaults->getName()]);
+            $this->mailer->send($message);
+        } catch (\Exception $e) {
+            throw new \Exception($this->l10n->t(
+                'Couldn\'t send reset email. Please contact your administrator.'
+            ));
+        }
+    }
+
+    /**
+     * @param string $input
+     * @return IUser
+     * @throws \Exception
+     */
+    protected function findUserByIdOrMail($input) {
+        $user = $this->userManager->get($input);
+        if ($user instanceof IUser) {
+            return $user;
+        }
+        $users = $this->userManager->getByEmail($input);
+        if (count($users) === 1) {
+            return $users[0];
+        }
+
+        throw new \InvalidArgumentException($this->l10n->t('Couldn\'t send reset email. Please make sure your username is correct.'));
+    }
 }

Spacing +9 added lines, -9 removed lines

@@ -167,7 +167,7 @@ 
 	 */
 	protected function checkPasswordResetToken($token, $userId) {
 		$user = $this->userManager->get($userId);
-		if($user === null) {
+		if ($user === null) {
 			throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
 		}
 
@@ -180,11 +180,11 @@ 
 		}
 
 		$splittedToken = explode(':', $decryptedToken);
-		if(count($splittedToken) !== 2) {
+		if (count($splittedToken) !== 2) {
 			throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
 		}
 
-		if ($splittedToken[0] < ($this->timeFactory->getTime() - 60*60*12) ||
+		if ($splittedToken[0] < ($this->timeFactory->getTime() - 60 * 60 * 12) ||
 			$user->getLastLogin() > $splittedToken[0]) {
 			throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is expired'));
 		}
@@ -199,7 +199,7 @@ 
 	 * @param array $additional
 	 * @return array
 	 */
-	private function error($message, array $additional=array()) {
+	private function error($message, array $additional = array()) {
 		return array_merge(array('status' => 'error', 'msg' => $message), $additional);
 	}
 
@@ -218,7 +218,7 @@ 
 	 * @param string $user
 	 * @return JSONResponse
 	 */
-	public function email($user){
+	public function email($user) {
 		if ($this->config->getSystemValue('lost_password_link', '') !== '') {
 			return new JSONResponse($this->error($this->l10n->t('Password reset is disabled')));
 		}
@@ -226,7 +226,7 @@ 
 		// FIXME: use HTTP error codes
 		try {
 			$this->sendEmail($user);
-		} catch (\Exception $e){
+		} catch (\Exception $e) {
 			$response = new JSONResponse($this->error($e->getMessage()));
 			$response->throttle();
 			return $response;
@@ -268,7 +268,7 @@ 
 
 			$this->config->deleteUserValue($userId, 'core', 'lostpassword');
 			@\OC::$server->getUserSession()->unsetMagicInCookie();
-		} catch (\Exception $e){
+		} catch (\Exception $e) {
 			return $this->error($e->getMessage());
 		}
 
@@ -299,8 +299,8 @@ 
 			ISecureRandom::CHAR_LOWER.
 			ISecureRandom::CHAR_UPPER
 		);
-		$tokenValue = $this->timeFactory->getTime() .':'. $token;
-		$encryptedValue = $this->crypto->encrypt($tokenValue, $email . $this->config->getSystemValue('secret'));
+		$tokenValue = $this->timeFactory->getTime().':'.$token;
+		$encryptedValue = $this->crypto->encrypt($tokenValue, $email.$this->config->getSystemValue('secret'));
 		$this->config->setUserValue($user->getUID(), 'core', 'lostpassword', $encryptedValue);
 
 		$link = $this->urlGenerator->linkToRouteAbsolute('core.lost.resetform', array('userId' => $user->getUID(), 'token' => $token));