clearInstanceCache( 'defaults' ); } /** * @return string */ public function __toString() { return $this->getName(); } /** * Load the user table data for this object from the source given by mFrom. * * @param integer $flags User::READ_* constant bitfield */ public function load( $flags = self::READ_NORMAL ) { if ( $this->mLoadedItems === true ) { return; } // Set it now to avoid infinite recursion in accessors $this->mLoadedItems = true; $this->queryFlagsUsed = $flags; switch ( $this->mFrom ) { case 'defaults': $this->loadDefaults(); break; case 'name': // Make sure this thread sees its own changes if ( wfGetLB()->hasOrMadeRecentMasterChanges() ) { $flags |= self::READ_LATEST; $this->queryFlagsUsed = $flags; } $this->mId = self::idFromName( $this->mName, $flags ); if ( !$this->mId ) { // Nonexistent user placeholder object $this->loadDefaults( $this->mName ); } else { $this->loadFromId( $flags ); } break; case 'id': $this->loadFromId( $flags ); break; case 'session': if ( !$this->loadFromSession() ) { // Loading from session failed. Load defaults. $this->loadDefaults(); } Hooks::run( 'UserLoadAfterLoadFromSession', array( $this ) ); break; default: throw new UnexpectedValueException( "Unrecognised value for User->mFrom: \"{$this->mFrom}\"" ); } } /** * Load user table data, given mId has already been set. * @param integer $flags User::READ_* constant bitfield * @return bool False if the ID does not exist, true otherwise */ public function loadFromId( $flags = self::READ_NORMAL ) { if ( $this->mId == 0 ) { $this->loadDefaults(); return false; } // Try cache (unless this needs to lock the DB). // NOTE: if this thread called saveSettings(), the cache was cleared. $locking = ( ( $flags & self::READ_LOCKING ) == self::READ_LOCKING ); if ( $locking || !$this->loadFromCache() ) { wfDebug( "User: cache miss for user {$this->mId}\n" ); // Load from DB (make sure this thread sees its own changes) if ( wfGetLB()->hasOrMadeRecentMasterChanges() ) { $flags |= self::READ_LATEST; } if ( !$this->loadFromDatabase( $flags ) ) { // Can't load from ID, user is anonymous return false; } $this->saveToCache(); } $this->mLoadedItems = true; $this->queryFlagsUsed = $flags; return true; } /** * Load user data from shared cache, given mId has already been set. * * @return bool false if the ID does not exist or data is invalid, true otherwise * @since 1.25 */ protected function loadFromCache() { if ( $this->mId == 0 ) { $this->loadDefaults(); return false; } $key = wfMemcKey( 'user', 'id', $this->mId ); $data = ObjectCache::getMainWANInstance()->get( $key ); if ( !is_array( $data ) || $data['mVersion'] < self::VERSION ) { // Object is expired return false; } wfDebug( "User: got user {$this->mId} from cache\n" ); // Restore from cache foreach ( self::$mCacheVars as $name ) { $this->$name = $data[$name]; } return true; } /** * Save user data to the shared cache * * This method should not be called outside the User class */ public function saveToCache() { $this->load(); $this->loadGroups(); $this->loadOptions(); if ( $this->isAnon() ) { // Anonymous users are uncached return; } $data = array(); foreach ( self::$mCacheVars as $name ) { $data[$name] = $this->$name; } $data['mVersion'] = self::VERSION; $key = wfMemcKey( 'user', 'id', $this->mId ); ObjectCache::getMainWANInstance()->set( $key, $data, 3600 ); } /** @name newFrom*() static factory methods */ //@{ /** * Static factory method for creation from username. * * This is slightly less efficient than newFromId(), so use newFromId() if * you have both an ID and a name handy. * * @param string $name Username, validated by Title::newFromText() * @param string|bool $validate Validate username. Takes the same parameters as * User::getCanonicalName(), except that true is accepted as an alias * for 'valid', for BC. * * @return User|bool User object, or false if the username is invalid * (e.g. if it contains illegal characters or is an IP address). If the * username is not present in the database, the result will be a user object * with a name, zero user ID and default settings. */ public static function newFromName( $name, $validate = 'valid' ) { if ( $validate === true ) { $validate = 'valid'; } $name = self::getCanonicalName( $name, $validate ); if ( $name === false ) { return false; } else { // Create unloaded user object $u = new User; $u->mName = $name; $u->mFrom = 'name'; $u->setItemLoaded( 'name' ); return $u; } } /** * Static factory method for creation from a given user ID. * * @param int $id Valid user ID * @return User The corresponding User object */ public static function newFromId( $id ) { $u = new User; $u->mId = $id; $u->mFrom = 'id'; $u->setItemLoaded( 'id' ); return $u; } /** * Factory method to fetch whichever user has a given email confirmation code. * This code is generated when an account is created or its e-mail address * has changed. * * If the code is invalid or has expired, returns NULL. * * @param string $code Confirmation code * @param int $flags User::READ_* bitfield * @return User|null */ public static function newFromConfirmationCode( $code, $flags = 0 ) { $db = ( $flags & self::READ_LATEST ) == self::READ_LATEST ? wfGetDB( DB_MASTER ) : wfGetDB( DB_SLAVE ); $id = $db->selectField( 'user', 'user_id', array( 'user_email_token' => md5( $code ), 'user_email_token_expires > ' . $db->addQuotes( $db->timestamp() ), ) ); return $id ? User::newFromId( $id ) : null; } /** * Create a new user object using data from session or cookies. If the * login credentials are invalid, the result is an anonymous user. * * @param WebRequest|null $request Object to use; $wgRequest will be used if omitted. * @return User */ public static function newFromSession( WebRequest $request = null ) { $user = new User; $user->mFrom = 'session'; $user->mRequest = $request; return $user; } /** * Create a new user object from a user row. * The row should have the following fields from the user table in it: * - either user_name or user_id to load further data if needed (or both) * - user_real_name * - all other fields (email, password, etc.) * It is useless to provide the remaining fields if either user_id, * user_name and user_real_name are not provided because the whole row * will be loaded once more from the database when accessing them. * * @param stdClass $row A row from the user table * @param array $data Further data to load into the object (see User::loadFromRow for valid keys) * @return User */ public static function newFromRow( $row, $data = null ) { $user = new User; $user->loadFromRow( $row, $data ); return $user; } //@} /** * Get the username corresponding to a given user ID * @param int $id User ID * @return string|bool The corresponding username */ public static function whoIs( $id ) { return UserCache::singleton()->getProp( $id, 'name' ); } /** * Get the real name of a user given their user ID * * @param int $id User ID * @return string|bool The corresponding user's real name */ public static function whoIsReal( $id ) { return UserCache::singleton()->getProp( $id, 'real_name' ); } /** * Get database id given a user name * @param string $name Username * @param integer $flags User::READ_* constant bitfield * @return int|null The corresponding user's ID, or null if user is nonexistent */ public static function idFromName( $name, $flags = self::READ_NORMAL ) { $nt = Title::makeTitleSafe( NS_USER, $name ); if ( is_null( $nt ) ) { // Illegal name return null; } if ( isset( self::$idCacheByName[$name] ) ) { return self::$idCacheByName[$name]; } $db = ( $flags & self::READ_LATEST ) ? wfGetDB( DB_MASTER ) : wfGetDB( DB_SLAVE ); $s = $db->selectRow( 'user', array( 'user_id' ), array( 'user_name' => $nt->getText() ), __METHOD__ ); if ( $s === false ) { $result = null; } else { $result = $s->user_id; } self::$idCacheByName[$name] = $result; if ( count( self::$idCacheByName ) > 1000 ) { self::$idCacheByName = array(); } return $result; } /** * Reset the cache used in idFromName(). For use in tests. */ public static function resetIdByNameCache() { self::$idCacheByName = array(); } /** * Does the string match an anonymous IPv4 address? * * This function exists for username validation, in order to reject * usernames which are similar in form to IP addresses. Strings such * as 300.300.300.300 will return true because it looks like an IP * address, despite not being strictly valid. * * We match "\d{1,3}\.\d{1,3}\.\d{1,3}\.xxx" as an anonymous IP * address because the usemod software would "cloak" anonymous IP * addresses like this, if we allowed accounts like this to be created * new users could get the old edits of these anonymous users. * * @param string $name Name to match * @return bool */ public static function isIP( $name ) { return preg_match( '/^\d{1,3}\.\d{1,3}\.\d{1,3}\.(?:xxx|\d{1,3})$/', $name ) || IP::isIPv6( $name ); } /** * Is the input a valid username? * * Checks if the input is a valid username, we don't want an empty string, * an IP address, anything that contains slashes (would mess up subpages), * is longer than the maximum allowed username size or doesn't begin with * a capital letter. * * @param string $name Name to match * @return bool */ public static function isValidUserName( $name ) { global $wgContLang, $wgMaxNameChars; if ( $name == '' || User::isIP( $name ) || strpos( $name, '/' ) !== false || strlen( $name ) > $wgMaxNameChars || $name != $wgContLang->ucfirst( $name ) ) { wfDebugLog( 'username', __METHOD__ . ": '$name' invalid due to empty, IP, slash, length, or lowercase" ); return false; } // Ensure that the name can't be misresolved as a different title, // such as with extra namespace keys at the start. $parsed = Title::newFromText( $name ); if ( is_null( $parsed ) || $parsed->getNamespace() || strcmp( $name, $parsed->getPrefixedText() ) ) { wfDebugLog( 'username', __METHOD__ . ": '$name' invalid due to ambiguous prefixes" ); return false; } // Check an additional blacklist of troublemaker characters. // Should these be merged into the title char list? $unicodeBlacklist = '/[' . '\x{0080}-\x{009f}' . # iso-8859-1 control chars '\x{00a0}' . # non-breaking space '\x{2000}-\x{200f}' . # various whitespace '\x{2028}-\x{202f}' . # breaks and control chars '\x{3000}' . # ideographic space '\x{e000}-\x{f8ff}' . # private use ']/u'; if ( preg_match( $unicodeBlacklist, $name ) ) { wfDebugLog( 'username', __METHOD__ . ": '$name' invalid due to blacklisted characters" ); return false; } return true; } /** * Usernames which fail to pass this function will be blocked * from user login and new account registrations, but may be used * internally by batch processes. * * If an account already exists in this form, login will be blocked * by a failure to pass this function. * * @param string $name Name to match * @return bool */ public static function isUsableName( $name ) { global $wgReservedUsernames; // Must be a valid username, obviously ;) if ( !self::isValidUserName( $name ) ) { return false; } static $reservedUsernames = false; if ( !$reservedUsernames ) { $reservedUsernames = $wgReservedUsernames; Hooks::run( 'UserGetReservedNames', array( &$reservedUsernames ) ); } // Certain names may be reserved for batch processes. foreach ( $reservedUsernames as $reserved ) { if ( substr( $reserved, 0, 4 ) == 'msg:' ) { $reserved = wfMessage( substr( $reserved, 4 ) )->inContentLanguage()->text(); } if ( $reserved == $name ) { return false; } } return true; } /** * Usernames which fail to pass this function will be blocked * from new account registrations, but may be used internally * either by batch processes or by user accounts which have * already been created. * * Additional blacklisting may be added here rather than in * isValidUserName() to avoid disrupting existing accounts. * * @param string $name String to match * @return bool */ public static function isCreatableName( $name ) { global $wgInvalidUsernameCharacters; // Ensure that the username isn't longer than 235 bytes, so that // (at least for the builtin skins) user javascript and css files // will work. (bug 23080) if ( strlen( $name ) > 235 ) { wfDebugLog( 'username', __METHOD__ . ": '$name' invalid due to length" ); return false; } // Preg yells if you try to give it an empty string if ( $wgInvalidUsernameCharacters !== '' ) { if ( preg_match( '/[' . preg_quote( $wgInvalidUsernameCharacters, '/' ) . ']/', $name ) ) { wfDebugLog( 'username', __METHOD__ . ": '$name' invalid due to wgInvalidUsernameCharacters" ); return false; } } return self::isUsableName( $name ); } /** * Is the input a valid password for this user? * * @param string $password Desired password * @return bool */ public function isValidPassword( $password ) { //simple boolean wrapper for getPasswordValidity return $this->getPasswordValidity( $password ) === true; } /** * Given unvalidated password input, return error message on failure. * * @param string $password Desired password * @return bool|string|array True on success, string or array of error message on failure */ public function getPasswordValidity( $password ) { $result = $this->checkPasswordValidity( $password ); if ( $result->isGood() ) { return true; } else { $messages = array(); foreach ( $result->getErrorsByType( 'error' ) as $error ) { $messages[] = $error['message']; } foreach ( $result->getErrorsByType( 'warning' ) as $warning ) { $messages[] = $warning['message']; } if ( count( $messages ) === 1 ) { return $messages[0]; } return $messages; } } /** * Check if this is a valid password for this user * * Create a Status object based on the password's validity. * The Status should be set to fatal if the user should not * be allowed to log in, and should have any errors that * would block changing the password. * * If the return value of this is not OK, the password * should not be checked. If the return value is not Good, * the password can be checked, but the user should not be * able to set their password to this. * * @param string $password Desired password * @param string $purpose one of 'login', 'create', 'reset' * @return Status * @since 1.23 */ public function checkPasswordValidity( $password, $purpose = 'login' ) { global $wgPasswordPolicy; $upp = new UserPasswordPolicy( $wgPasswordPolicy['policies'], $wgPasswordPolicy['checks'] ); $status = Status::newGood(); $result = false; //init $result to false for the internal checks if ( !Hooks::run( 'isValidPassword', array( $password, &$result, $this ) ) ) { $status->error( $result ); return $status; } if ( $result === false ) { $status->merge( $upp->checkUserPassword( $this, $password, $purpose ) ); return $status; } elseif ( $result === true ) { return $status; } else { $status->error( $result ); return $status; //the isValidPassword hook set a string $result and returned true } } /** * Expire a user's password * @since 1.23 * @param int $ts Optional timestamp to convert, default 0 for the current time */ public function expirePassword( $ts = 0 ) { $this->loadPasswords(); $timestamp = wfTimestamp( TS_MW, $ts ); $this->mPasswordExpires = $timestamp; $this->saveSettings(); } /** * Clear the password expiration for a user * @since 1.23 * @param bool $load Ensure user object is loaded first */ public function resetPasswordExpiration( $load = true ) { global $wgPasswordExpirationDays; if ( $load ) { $this->load(); } $newExpire = null; if ( $wgPasswordExpirationDays ) { $newExpire = wfTimestamp( TS_MW, time() + ( $wgPasswordExpirationDays * 24 * 3600 ) ); } // Give extensions a chance to force an expiration Hooks::run( 'ResetPasswordExpiration', array( $this, &$newExpire ) ); $this->mPasswordExpires = $newExpire; } /** * Check if the user's password is expired. * TODO: Put this and password length into a PasswordPolicy object * @since 1.23 * @return string|bool The expiration type, or false if not expired * hard: A password change is required to login * soft: Allow login, but encourage password change * false: Password is not expired */ public function getPasswordExpired() { global $wgPasswordExpireGrace; $expired = false; $now = wfTimestamp(); $expiration = $this->getPasswordExpireDate(); $expUnix = wfTimestamp( TS_UNIX, $expiration ); if ( $expiration !== null && $expUnix < $now ) { $expired = ( $expUnix + $wgPasswordExpireGrace < $now ) ? 'hard' : 'soft'; } return $expired; } /** * Get this user's password expiration date. Since this may be using * the cached User object, we assume that whatever mechanism is setting * the expiration date is also expiring the User cache. * @since 1.23 * @return string|bool The datestamp of the expiration, or null if not set */ public function getPasswordExpireDate() { $this->load(); return $this->mPasswordExpires; } /** * Given unvalidated user input, return a canonical username, or false if * the username is invalid. * @param string $name User input * @param string|bool $validate Type of validation to use: * - false No validation * - 'valid' Valid for batch processes * - 'usable' Valid for batch processes and login * - 'creatable' Valid for batch processes, login and account creation * * @throws InvalidArgumentException * @return bool|string */ public static function getCanonicalName( $name, $validate = 'valid' ) { // Force usernames to capital global $wgContLang; $name = $wgContLang->ucfirst( $name ); # Reject names containing '#'; these will be cleaned up # with title normalisation, but then it's too late to # check elsewhere if ( strpos( $name, '#' ) !== false ) { return false; } // Clean up name according to title rules, // but only when validation is requested (bug 12654) $t = ( $validate !== false ) ? Title::newFromText( $name ) : Title::makeTitle( NS_USER, $name ); // Check for invalid titles if ( is_null( $t ) ) { return false; } // Reject various classes of invalid names global $wgAuth; $name = $wgAuth->getCanonicalName( $t->getText() ); switch ( $validate ) { case false: break; case 'valid': if ( !User::isValidUserName( $name ) ) { $name = false; } break; case 'usable': if ( !User::isUsableName( $name ) ) { $name = false; } break; case 'creatable': if ( !User::isCreatableName( $name ) ) { $name = false; } break; default: throw new InvalidArgumentException( 'Invalid parameter value for $validate in ' . __METHOD__ ); } return $name; } /** * Count the number of edits of a user * * @param int $uid User ID to check * @return int The user's edit count * * @deprecated since 1.21 in favour of User::getEditCount */ public static function edits( $uid ) { wfDeprecated( __METHOD__, '1.21' ); $user = self::newFromId( $uid ); return $user->getEditCount(); } /** * Return a random password. * * @return string New random password */ public static function randomPassword() { global $wgMinimalPasswordLength; // Decide the final password length based on our min password length, // stopping at a minimum of 10 chars. $length = max( 10, $wgMinimalPasswordLength ); // Multiply by 1.25 to get the number of hex characters we need $length = $length * 1.25; // Generate random hex chars $hex = MWCryptRand::generateHex( $length ); // Convert from base 16 to base 32 to get a proper password like string return wfBaseConvert( $hex, 16, 32 ); } /** * Set cached properties to default. * * @note This no longer clears uncached lazy-initialised properties; * the constructor does that instead. * * @param string|bool $name */ public function loadDefaults( $name = false ) { $passwordFactory = self::getPasswordFactory(); $this->mId = 0; $this->mName = $name; $this->mRealName = ''; $this->mPassword = $passwordFactory->newFromCiphertext( null ); $this->mNewpassword = $passwordFactory->newFromCiphertext( null ); $this->mNewpassTime = null; $this->mEmail = ''; $this->mOptionOverrides = null; $this->mOptionsLoaded = false; $loggedOut = $this->getRequest()->getCookie( 'LoggedOut' ); if ( $loggedOut !== null ) { $this->mTouched = wfTimestamp( TS_MW, $loggedOut ); } else { $this->mTouched = '1'; # Allow any pages to be cached } $this->mToken = null; // Don't run cryptographic functions till we need a token $this->mEmailAuthenticated = null; $this->mEmailToken = ''; $this->mEmailTokenExpires = null; $this->mPasswordExpires = null; $this->resetPasswordExpiration( false ); $this->mRegistration = wfTimestamp( TS_MW ); $this->mGroups = array(); Hooks::run( 'UserLoadDefaults', array( $this, $name ) ); } /** * Return whether an item has been loaded. * * @param string $item Item to check. Current possibilities: * - id * - name * - realname * @param string $all 'all' to check if the whole object has been loaded * or any other string to check if only the item is available (e.g. * for optimisation) * @return bool */ public function isItemLoaded( $item, $all = 'all' ) { return ( $this->mLoadedItems === true && $all === 'all' ) || ( isset( $this->mLoadedItems[$item] ) && $this->mLoadedItems[$item] === true ); } /** * Set that an item has been loaded * * @param string $item */ protected function setItemLoaded( $item ) { if ( is_array( $this->mLoadedItems ) ) { $this->mLoadedItems[$item] = true; } } /** * Load user data from the session or login cookie. * * @return bool True if the user is logged in, false otherwise. */ private function loadFromSession() { $result = null; Hooks::run( 'UserLoadFromSession', array( $this, &$result ) ); if ( $result !== null ) { return $result; } $request = $this->getRequest(); $cookieId = $request->getCookie( 'UserID' ); $sessId = $request->getSessionData( 'wsUserID' ); if ( $cookieId !== null ) { $sId = intval( $cookieId ); if ( $sessId !== null && $cookieId != $sessId ) { wfDebugLog( 'loginSessions', "Session user ID ($sessId) and cookie user ID ($sId) don't match!" ); return false; } $request->setSessionData( 'wsUserID', $sId ); } elseif ( $sessId !== null && $sessId != 0 ) { $sId = $sessId; } else { return false; } if ( $request->getSessionData( 'wsUserName' ) !== null ) { $sName = $request->getSessionData( 'wsUserName' ); } elseif ( $request->getCookie( 'UserName' ) !== null ) { $sName = $request->getCookie( 'UserName' ); $request->setSessionData( 'wsUserName', $sName ); } else { return false; } $proposedUser = User::newFromId( $sId ); if ( !$proposedUser->isLoggedIn() ) { // Not a valid ID return false; } global $wgBlockDisablesLogin; if ( $wgBlockDisablesLogin && $proposedUser->isBlocked() ) { // User blocked and we've disabled blocked user logins return false; } if ( $request->getSessionData( 'wsToken' ) ) { $passwordCorrect = ( $proposedUser->getToken( false ) === $request->getSessionData( 'wsToken' ) ); $from = 'session'; } elseif ( $request->getCookie( 'Token' ) ) { # Get the token from DB/cache and clean it up to remove garbage padding. # This deals with historical problems with bugs and the default column value. $token = rtrim( $proposedUser->getToken( false ) ); // correct token // Make comparison in constant time (bug 61346) $passwordCorrect = strlen( $token ) && hash_equals( $token, $request->getCookie( 'Token' ) ); $from = 'cookie'; } else { // No session or persistent login cookie return false; } if ( ( $sName === $proposedUser->getName() ) && $passwordCorrect ) { $this->loadFromUserObject( $proposedUser ); $request->setSessionData( 'wsToken', $this->mToken ); wfDebug( "User: logged in from $from\n" ); return true; } else { // Invalid credentials wfDebug( "User: can't log in from $from, invalid credentials\n" ); return false; } } /** * Load user and user_group data from the database. * $this->mId must be set, this is how the user is identified. * * @param integer $flags User::READ_* constant bitfield * @return bool True if the user exists, false if the user is anonymous */ public function loadFromDatabase( $flags = self::READ_LATEST ) { // Paranoia $this->mId = intval( $this->mId ); // Anonymous user if ( !$this->mId ) { $this->loadDefaults(); return false; } $db = ( $flags & self::READ_LATEST ) ? wfGetDB( DB_MASTER ) : wfGetDB( DB_SLAVE ); $s = $db->selectRow( 'user', self::selectFields(), array( 'user_id' => $this->mId ), __METHOD__, ( ( $flags & self::READ_LOCKING ) == self::READ_LOCKING ) ? array( 'LOCK IN SHARE MODE' ) : array() ); $this->queryFlagsUsed = $flags; Hooks::run( 'UserLoadFromDatabase', array( $this, &$s ) ); if ( $s !== false ) { // Initialise user table data $this->loadFromRow( $s ); $this->mGroups = null; // deferred $this->getEditCount(); // revalidation for nulls return true; } else { // Invalid user_id $this->mId = 0; $this->loadDefaults(); return false; } } /** * Initialize this object from a row from the user table. * * @param stdClass $row Row from the user table to load. * @param array $data Further user data to load into the object * * user_groups Array with groups out of the user_groups table * user_properties Array with properties out of the user_properties table */ protected function loadFromRow( $row, $data = null ) { $all = true; $passwordFactory = self::getPasswordFactory(); $this->mGroups = null; // deferred if ( isset( $row->user_name ) ) { $this->mName = $row->user_name; $this->mFrom = 'name'; $this->setItemLoaded( 'name' ); } else { $all = false; } if ( isset( $row->user_real_name ) ) { $this->mRealName = $row->user_real_name; $this->setItemLoaded( 'realname' ); } else { $all = false; } if ( isset( $row->user_id ) ) { $this->mId = intval( $row->user_id ); $this->mFrom = 'id'; $this->setItemLoaded( 'id' ); } else { $all = false; } if ( isset( $row->user_id ) && isset( $row->user_name ) ) { self::$idCacheByName[$row->user_name] = $row->user_id; } if ( isset( $row->user_editcount ) ) { $this->mEditCount = $row->user_editcount; } else { $all = false; } if ( isset( $row->user_password ) ) { // Check for *really* old password hashes that don't even have a type // The old hash format was just an md5 hex hash, with no type information if ( preg_match( '/^[0-9a-f]{32}$/', $row->user_password ) ) { $row->user_password = ":A:{$this->mId}:{$row->user_password}"; } try { $this->mPassword = $passwordFactory->newFromCiphertext( $row->user_password ); } catch ( PasswordError $e ) { wfDebug( 'Invalid password hash found in database.' ); $this->mPassword = $passwordFactory->newFromCiphertext( null ); } try { $this->mNewpassword = $passwordFactory->newFromCiphertext( $row->user_newpassword ); } catch ( PasswordError $e ) { wfDebug( 'Invalid password hash found in database.' ); $this->mNewpassword = $passwordFactory->newFromCiphertext( null ); } $this->mNewpassTime = wfTimestampOrNull( TS_MW, $row->user_newpass_time ); $this->mPasswordExpires = wfTimestampOrNull( TS_MW, $row->user_password_expires ); } if ( isset( $row->user_email ) ) { $this->mEmail = $row->user_email; $this->mTouched = wfTimestamp( TS_MW, $row->user_touched ); $this->mToken = $row->user_token; if ( $this->mToken == '' ) { $this->mToken = null; } $this->mEmailAuthenticated = wfTimestampOrNull( TS_MW, $row->user_email_authenticated ); $this->mEmailToken = $row->user_email_token; $this->mEmailTokenExpires = wfTimestampOrNull( TS_MW, $row->user_email_token_expires ); $this->mRegistration = wfTimestampOrNull( TS_MW, $row->user_registration ); } else { $all = false; } if ( $all ) { $this->mLoadedItems = true; } if ( is_array( $data ) ) { if ( isset( $data['user_groups'] ) && is_array( $data['user_groups'] ) ) { $this->mGroups = $data['user_groups']; } if ( isset( $data['user_properties'] ) && is_array( $data['user_properties'] ) ) { $this->loadOptions( $data['user_properties'] ); } } } /** * Load the data for this user object from another user object. * * @param User $user */ protected function loadFromUserObject( $user ) { $user->load(); $user->loadGroups(); $user->loadOptions(); foreach ( self::$mCacheVars as $var ) { $this->$var = $user->$var; } } /** * Load the groups from the database if they aren't already loaded. */ private function loadGroups() { if ( is_null( $this->mGroups ) ) { $db = ( $this->queryFlagsUsed & self::READ_LATEST ) ? wfGetDB( DB_MASTER ) : wfGetDB( DB_SLAVE ); $res = $db->select( 'user_groups', array( 'ug_group' ), array( 'ug_user' => $this->mId ), __METHOD__ ); $this->mGroups = array(); foreach ( $res as $row ) { $this->mGroups[] = $row->ug_group; } } } /** * Load the user's password hashes from the database * * This is usually called in a scenario where the actual User object was * loaded from the cache, and then password comparison needs to be performed. * Password hashes are not stored in memcached. * * @since 1.24 */ private function loadPasswords() { if ( $this->getId() !== 0 && ( $this->mPassword === null || $this->mNewpassword === null ) ) { $db = ( $this->queryFlagsUsed & self::READ_LATEST ) ? wfGetDB( DB_MASTER ) : wfGetDB( DB_SLAVE ); $this->loadFromRow( $db->selectRow( 'user', array( 'user_password', 'user_newpassword', 'user_newpass_time', 'user_password_expires' ), array( 'user_id' => $this->getId() ), __METHOD__ ) ); } } /** * Add the user to the group if he/she meets given criteria. * * Contrary to autopromotion by \ref $wgAutopromote, the group will be * possible to remove manually via Special:UserRights. In such case it * will not be re-added automatically. The user will also not lose the * group if they no longer meet the criteria. * * @param string $event Key in $wgAutopromoteOnce (each one has groups/criteria) * * @return array Array of groups the user has been promoted to. * * @see $wgAutopromoteOnce */ public function addAutopromoteOnceGroups( $event ) { global $wgAutopromoteOnceLogInRC, $wgAuth; if ( wfReadOnly() || !$this->getId() ) { return array(); } $toPromote = Autopromote::getAutopromoteOnceGroups( $this, $event ); if ( !count( $toPromote ) ) { return array(); } if ( !$this->checkAndSetTouched() ) { return array(); // raced out (bug T48834) } $oldGroups = $this->getGroups(); // previous groups foreach ( $toPromote as $group ) { $this->addGroup( $group ); } // update groups in external authentication database Hooks::run( 'UserGroupsChanged', array( $this, $toPromote, array(), false ) ); $wgAuth->updateExternalDBGroups( $this, $toPromote ); $newGroups = array_merge( $oldGroups, $toPromote ); // all groups $logEntry = new ManualLogEntry( 'rights', 'autopromote' ); $logEntry->setPerformer( $this ); $logEntry->setTarget( $this->getUserPage() ); $logEntry->setParameters( array( '4::oldgroups' => $oldGroups, '5::newgroups' => $newGroups, ) ); $logid = $logEntry->insert(); if ( $wgAutopromoteOnceLogInRC ) { $logEntry->publish( $logid ); } return $toPromote; } /** * Bump user_touched if it didn't change since this object was loaded * * On success, the mTouched field is updated. * The user serialization cache is always cleared. * * @return bool Whether user_touched was actually updated * @since 1.26 */ protected function checkAndSetTouched() { $this->load(); if ( !$this->mId ) { return false; // anon } // Get a new user_touched that is higher than the old one $oldTouched = $this->mTouched; $newTouched = $this->newTouchedTimestamp(); $dbw = wfGetDB( DB_MASTER ); $dbw->update( 'user', array( 'user_touched' => $dbw->timestamp( $newTouched ) ), array( 'user_id' => $this->mId, 'user_touched' => $dbw->timestamp( $oldTouched ) // CAS check ), __METHOD__ ); $success = ( $dbw->affectedRows() > 0 ); if ( $success ) { $this->mTouched = $newTouched; } // Clears on failure too since that is desired if the cache is stale $this->clearSharedCache(); return $success; } /** * Clear various cached data stored in this object. The cache of the user table * data (i.e. self::$mCacheVars) is not cleared unless $reloadFrom is given. * * @param bool|string $reloadFrom Reload user and user_groups table data from a * given source. May be "name", "id", "defaults", "session", or false for no reload. */ public function clearInstanceCache( $reloadFrom = false ) { $this->mNewtalk = -1; $this->mDatePreference = null; $this->mBlockedby = -1; # Unset $this->mHash = false; $this->mRights = null; $this->mEffectiveGroups = null; $this->mImplicitGroups = null; $this->mGroups = null; $this->mOptions = null; $this->mOptionsLoaded = false; $this->mEditCount = null; if ( $reloadFrom ) { $this->mLoadedItems = array(); $this->mFrom = $reloadFrom; } } /** * Combine the language default options with any site-specific options * and add the default language variants. * * @return array Array of String options */ public static function getDefaultOptions() { global $wgNamespacesToBeSearchedDefault, $wgDefaultUserOptions, $wgContLang, $wgDefaultSkin; static $defOpt = null; if ( !defined( 'MW_PHPUNIT_TEST' ) && $defOpt !== null ) { // Disabling this for the unit tests, as they rely on being able to change $wgContLang // mid-request and see that change reflected in the return value of this function. // Which is insane and would never happen during normal MW operation return $defOpt; } $defOpt = $wgDefaultUserOptions; // Default language setting $defOpt['language'] = $wgContLang->getCode(); foreach ( LanguageConverter::$languagesWithVariants as $langCode ) { $defOpt[$langCode == $wgContLang->getCode() ? 'variant' : "variant-$langCode"] = $langCode; } foreach ( SearchEngine::searchableNamespaces() as $nsnum => $nsname ) { $defOpt['searchNs' . $nsnum] = !empty( $wgNamespacesToBeSearchedDefault[$nsnum] ); } $defOpt['skin'] = Skin::normalizeKey( $wgDefaultSkin ); Hooks::run( 'UserGetDefaultOptions', array( &$defOpt ) ); return $defOpt; } /** * Get a given default option value. * * @param string $opt Name of option to retrieve * @return string Default option value */ public static function getDefaultOption( $opt ) { $defOpts = self::getDefaultOptions(); if ( isset( $defOpts[$opt] ) ) { return $defOpts[$opt]; } else { return null; } } /** * Get blocking information * @param bool $bFromSlave Whether to check the slave database first. * To improve performance, non-critical checks are done against slaves. * Check when actually saving should be done against master. */ private function getBlockedStatus( $bFromSlave = true ) { global $wgProxyWhitelist, $wgUser, $wgApplyIpBlocksToXff; if ( -1 != $this->mBlockedby ) { return; } wfDebug( __METHOD__ . ": checking...\n" ); // Initialize data... // Otherwise something ends up stomping on $this->mBlockedby when // things get lazy-loaded later, causing false positive block hits // due to -1 !== 0. Probably session-related... Nothing should be // overwriting mBlockedby, surely? $this->load(); # We only need to worry about passing the IP address to the Block generator if the # user is not immune to autoblocks/hardblocks, and they are the current user so we # know which IP address they're actually coming from if ( !$this->isAllowed( 'ipblock-exempt' ) && $this->equals( $wgUser ) ) { $ip = $this->getRequest()->getIP(); } else { $ip = null; } // User/IP blocking $block = Block::newFromTarget( $this, $ip, !$bFromSlave ); // Proxy blocking if ( !$block instanceof Block && $ip !== null && !$this->isAllowed( 'proxyunbannable' ) && !in_array( $ip, $wgProxyWhitelist ) ) { // Local list if ( self::isLocallyBlockedProxy( $ip ) ) { $block = new Block; $block->setBlocker( wfMessage( 'proxyblocker' )->text() ); $block->mReason = wfMessage( 'proxyblockreason' )->text(); $block->setTarget( $ip ); } elseif ( $this->isAnon() && $this->isDnsBlacklisted( $ip ) ) { $block = new Block; $block->setBlocker( wfMessage( 'sorbs' )->text() ); $block->mReason = wfMessage( 'sorbsreason' )->text(); $block->setTarget( $ip ); } } // (bug 23343) Apply IP blocks to the contents of XFF headers, if enabled if ( !$block instanceof Block && $wgApplyIpBlocksToXff && $ip !== null && !$this->isAllowed( 'proxyunbannable' ) && !in_array( $ip, $wgProxyWhitelist ) ) { $xff = $this->getRequest()->getHeader( 'X-Forwarded-For' ); $xff = array_map( 'trim', explode( ',', $xff ) ); $xff = array_diff( $xff, array( $ip ) ); $xffblocks = Block::getBlocksForIPList( $xff, $this->isAnon(), !$bFromSlave ); $block = Block::chooseBlock( $xffblocks, $xff ); if ( $block instanceof Block ) { # Mangle the reason to alert the user that the block # originated from matching the X-Forwarded-For header. $block->mReason = wfMessage( 'xffblockreason', $block->mReason )->text(); } } if ( $block instanceof Block ) { wfDebug( __METHOD__ . ": Found block.\n" ); $this->mBlock = $block; $this->mBlockedby = $block->getByName(); $this->mBlockreason = $block->mReason; $this->mHideName = $block->mHideName; $this->mAllowUsertalk = !$block->prevents( 'editownusertalk' ); } else { $this->mBlockedby = ''; $this->mHideName = 0; $this->mAllowUsertalk = false; } // Extensions Hooks::run( 'GetBlockedStatus', array( &$this ) ); } /** * Whether the given IP is in a DNS blacklist. * * @param string $ip IP to check * @param bool $checkWhitelist Whether to check the whitelist first * @return bool True if blacklisted. */ public function isDnsBlacklisted( $ip, $checkWhitelist = false ) { global $wgEnableDnsBlacklist, $wgDnsBlacklistUrls, $wgProxyWhitelist; if ( !$wgEnableDnsBlacklist ) { return false; } if ( $checkWhitelist && in_array( $ip, $wgProxyWhitelist ) ) { return false; } return $this->inDnsBlacklist( $ip, $wgDnsBlacklistUrls ); } /** * Whether the given IP is in a given DNS blacklist. * * @param string $ip IP to check * @param string|array $bases Array of Strings: URL of the DNS blacklist * @return bool True if blacklisted. */ public function inDnsBlacklist( $ip, $bases ) { $found = false; // @todo FIXME: IPv6 ??? (http://bugs.php.net/bug.php?id=33170) if ( IP::isIPv4( $ip ) ) { // Reverse IP, bug 21255 $ipReversed = implode( '.', array_reverse( explode( '.', $ip ) ) ); foreach ( (array)$bases as $base ) { // Make hostname // If we have an access key, use that too (ProjectHoneypot, etc.) if ( is_array( $base ) ) { if ( count( $base ) >= 2 ) { // Access key is 1, base URL is 0 $host = "{$base[1]}.$ipReversed.{$base[0]}"; } else { $host = "$ipReversed.{$base[0]}"; } } else { $host = "$ipReversed.$base"; } // Send query $ipList = gethostbynamel( $host ); if ( $ipList ) { wfDebugLog( 'dnsblacklist', "Hostname $host is {$ipList[0]}, it's a proxy says $base!" ); $found = true; break; } else { wfDebugLog( 'dnsblacklist', "Requested $host, not found in $base." ); } } } return $found; } /** * Check if an IP address is in the local proxy list * * @param string $ip * * @return bool */ public static function isLocallyBlockedProxy( $ip ) { global $wgProxyList; if ( !$wgProxyList ) { return false; } if ( !is_array( $wgProxyList ) ) { // Load from the specified file $wgProxyList = array_map( 'trim', file( $wgProxyList ) ); } if ( !is_array( $wgProxyList ) ) { $ret = false; } elseif ( array_search( $ip, $wgProxyList ) !== false ) { $ret = true; } elseif ( array_key_exists( $ip, $wgProxyList ) ) { // Old-style flipped proxy list $ret = true; } else { $ret = false; } return $ret; } /** * Is this user subject to rate limiting? * * @return bool True if rate limited */ public function isPingLimitable() { global $wgRateLimitsExcludedIPs; if ( in_array( $this->getRequest()->getIP(), $wgRateLimitsExcludedIPs ) ) { // No other good way currently to disable rate limits // for specific IPs. :P // But this is a crappy hack and should die. return false; } return !$this->isAllowed( 'noratelimit' ); } /** * Primitive rate limits: enforce maximum actions per time period * to put a brake on flooding. * * The method generates both a generic profiling point and a per action one * (suffix being "-$action". * * @note When using a shared cache like memcached, IP-address * last-hit counters will be shared across wikis. * * @param string $action Action to enforce; 'edit' if unspecified * @param int $incrBy Positive amount to increment counter by [defaults to 1] * @return bool True if a rate limiter was tripped */ public function pingLimiter( $action = 'edit', $incrBy = 1 ) { // Call the 'PingLimiter' hook $result = false; if ( !Hooks::run( 'PingLimiter', array( &$this, $action, &$result, $incrBy ) ) ) { return $result; } global $wgRateLimits; if ( !isset( $wgRateLimits[$action] ) ) { return false; } // Some groups shouldn't trigger the ping limiter, ever if ( !$this->isPingLimitable() ) { return false; } global $wgMemc; $limits = $wgRateLimits[$action]; $keys = array(); $id = $this->getId(); $userLimit = false; if ( isset( $limits['anon'] ) && $id == 0 ) { $keys[wfMemcKey( 'limiter', $action, 'anon' )] = $limits['anon']; } if ( isset( $limits['user'] ) && $id != 0 ) { $userLimit = $limits['user']; } if ( $this->isNewbie() ) { if ( isset( $limits['newbie'] ) && $id != 0 ) { $keys[wfMemcKey( 'limiter', $action, 'user', $id )] = $limits['newbie']; } if ( isset( $limits['ip'] ) ) { $ip = $this->getRequest()->getIP(); $keys["mediawiki:limiter:$action:ip:$ip"] = $limits['ip']; } if ( isset( $limits['subnet'] ) ) { $ip = $this->getRequest()->getIP(); $matches = array(); $subnet = false; if ( IP::isIPv6( $ip ) ) { $parts = IP::parseRange( "$ip/64" ); $subnet = $parts[0]; } elseif ( preg_match( '/^(\d+\.\d+\.\d+)\.\d+$/', $ip, $matches ) ) { // IPv4 $subnet = $matches[1]; } if ( $subnet !== false ) { $keys["mediawiki:limiter:$action:subnet:$subnet"] = $limits['subnet']; } } } // Check for group-specific permissions // If more than one group applies, use the group with the highest limit foreach ( $this->getGroups() as $group ) { if ( isset( $limits[$group] ) ) { if ( $userLimit === false || $limits[$group][0] / $limits[$group][1] > $userLimit[0] / $userLimit[1] ) { $userLimit = $limits[$group]; } } } // Set the user limit key if ( $userLimit !== false ) { list( $max, $period ) = $userLimit; wfDebug( __METHOD__ . ": effective user limit: $max in {$period}s\n" ); $keys[wfMemcKey( 'limiter', $action, 'user', $id )] = $userLimit; } $triggered = false; foreach ( $keys as $key => $limit ) { list( $max, $period ) = $limit; $summary = "(limit $max in {$period}s)"; $count = $wgMemc->get( $key ); // Already pinged? if ( $count ) { if ( $count >= $max ) { wfDebugLog( 'ratelimit', "User '{$this->getName()}' " . "(IP {$this->getRequest()->getIP()}) tripped $key at $count $summary" ); $triggered = true; } else { wfDebug( __METHOD__ . ": ok. $key at $count $summary\n" ); } } else { wfDebug( __METHOD__ . ": adding record for $key $summary\n" ); if ( $incrBy > 0 ) { $wgMemc->add( $key, 0, intval( $period ) ); // first ping } } if ( $incrBy > 0 ) { $wgMemc->incr( $key, $incrBy ); } } return $triggered; } /** * Check if user is blocked * * @param bool $bFromSlave Whether to check the slave database instead of * the master. Hacked from false due to horrible probs on site. * @return bool True if blocked, false otherwise */ public function isBlocked( $bFromSlave = true ) { return $this->getBlock( $bFromSlave ) instanceof Block && $this->getBlock()->prevents( 'edit' ); } /** * Get the block affecting the user, or null if the user is not blocked * * @param bool $bFromSlave Whether to check the slave database instead of the master * @return Block|null */ public function getBlock( $bFromSlave = true ) { $this->getBlockedStatus( $bFromSlave ); return $this->mBlock instanceof Block ? $this->mBlock : null; } /** * Check if user is blocked from editing a particular article * * @param Title $title Title to check * @param bool $bFromSlave Whether to check the slave database instead of the master * @return bool */ public function isBlockedFrom( $title, $bFromSlave = false ) { global $wgBlockAllowsUTEdit; $blocked = $this->isBlocked( $bFromSlave ); $allowUsertalk = ( $wgBlockAllowsUTEdit ? $this->mAllowUsertalk : false ); // If a user's name is suppressed, they cannot make edits anywhere if ( !$this->mHideName && $allowUsertalk && $title->getText() === $this->getName() && $title->getNamespace() == NS_USER_TALK ) { $blocked = false; wfDebug( __METHOD__ . ": self-talk page, ignoring any blocks\n" ); } Hooks::run( 'UserIsBlockedFrom', array( $this, $title, &$blocked, &$allowUsertalk ) ); return $blocked; } /** * If user is blocked, return the name of the user who placed the block * @return string Name of blocker */ public function blockedBy() { $this->getBlockedStatus(); return $this->mBlockedby; } /** * If user is blocked, return the specified reason for the block * @return string Blocking reason */ public function blockedFor() { $this->getBlockedStatus(); return $this->mBlockreason; } /** * If user is blocked, return the ID for the block * @return int Block ID */ public function getBlockId() { $this->getBlockedStatus(); return ( $this->mBlock ? $this->mBlock->getId() : false ); } /** * Check if user is blocked on all wikis. * Do not use for actual edit permission checks! * This is intended for quick UI checks. * * @param string $ip IP address, uses current client if none given * @return bool True if blocked, false otherwise */ public function isBlockedGlobally( $ip = '' ) { if ( $this->mBlockedGlobally !== null ) { return $this->mBlockedGlobally; } // User is already an IP? if ( IP::isIPAddress( $this->getName() ) ) { $ip = $this->getName(); } elseif ( !$ip ) { $ip = $this->getRequest()->getIP(); } $blocked = false; Hooks::run( 'UserIsBlockedGlobally', array( &$this, $ip, &$blocked ) ); $this->mBlockedGlobally = (bool)$blocked; return $this->mBlockedGlobally; } /** * Check if user account is locked * * @return bool True if locked, false otherwise */ public function isLocked() { if ( $this->mLocked !== null ) { return $this->mLocked; } global $wgAuth; $authUser = $wgAuth->getUserInstance( $this ); $this->mLocked = (bool)$authUser->isLocked(); Hooks::run( 'UserIsLocked', array( $this, &$this->mLocked ) ); return $this->mLocked; } /** * Check if user account is hidden * * @return bool True if hidden, false otherwise */ public function isHidden() { if ( $this->mHideName !== null ) { return $this->mHideName; } $this->getBlockedStatus(); if ( !$this->mHideName ) { global $wgAuth; $authUser = $wgAuth->getUserInstance( $this ); $this->mHideName = (bool)$authUser->isHidden(); Hooks::run( 'UserIsHidden', array( $this, &$this->mHideName ) ); } return $this->mHideName; } /** * Get the user's ID. * @return int The user's ID; 0 if the user is anonymous or nonexistent */ public function getId() { if ( $this->mId === null && $this->mName !== null && User::isIP( $this->mName ) ) { // Special case, we know the user is anonymous return 0; } elseif ( !$this->isItemLoaded( 'id' ) ) { // Don't load if this was initialized from an ID $this->load(); } return $this->mId; } /** * Set the user and reload all fields according to a given ID * @param int $v User ID to reload */ public function setId( $v ) { $this->mId = $v; $this->clearInstanceCache( 'id' ); } /** * Get the user name, or the IP of an anonymous user * @return string User's name or IP address */ public function getName() { if ( $this->isItemLoaded( 'name', 'only' ) ) { // Special case optimisation return $this->mName; } else { $this->load(); if ( $this->mName === false ) { // Clean up IPs $this->mName = IP::sanitizeIP( $this->getRequest()->getIP() ); } return $this->mName; } } /** * Set the user name. * * This does not reload fields from the database according to the given * name. Rather, it is used to create a temporary "nonexistent user" for * later addition to the database. It can also be used to set the IP * address for an anonymous user to something other than the current * remote IP. * * @note User::newFromName() has roughly the same function, when the named user * does not exist. * @param string $str New user name to set */ public function setName( $str ) { $this->load(); $this->mName = $str; } /** * Get the user's name escaped by underscores. * @return string Username escaped by underscores. */ public function getTitleKey() { return str_replace( ' ', '_', $this->getName() ); } /** * Check if the user has new messages. * @return bool True if the user has new messages */ public function getNewtalk() { $this->load(); // Load the newtalk status if it is unloaded (mNewtalk=-1) if ( $this->mNewtalk === -1 ) { $this->mNewtalk = false; # reset talk page status // Check memcached separately for anons, who have no // entire User object stored in there. if ( !$this->mId ) { global $wgDisableAnonTalk; if ( $wgDisableAnonTalk ) { // Anon newtalk disabled by configuration. $this->mNewtalk = false; } else { $this->mNewtalk = $this->checkNewtalk( 'user_ip', $this->getName() ); } } else { $this->mNewtalk = $this->checkNewtalk( 'user_id', $this->mId ); } } return (bool)$this->mNewtalk; } /** * Return the data needed to construct links for new talk page message * alerts. If there are new messages, this will return an associative array * with the following data: * wiki: The database name of the wiki * link: Root-relative link to the user's talk page * rev: The last talk page revision that the user has seen or null. This * is useful for building diff links. * If there are no new messages, it returns an empty array. * @note This function was designed to accomodate multiple talk pages, but * currently only returns a single link and revision. * @return array */ public function getNewMessageLinks() { $talks = array(); if ( !Hooks::run( 'UserRetrieveNewTalks', array( &$this, &$talks ) ) ) { return $talks; } elseif ( !$this->getNewtalk() ) { return array(); } $utp = $this->getTalkPage(); $dbr = wfGetDB( DB_SLAVE ); // Get the "last viewed rev" timestamp from the oldest message notification $timestamp = $dbr->selectField( 'user_newtalk', 'MIN(user_last_timestamp)', $this->isAnon() ? array( 'user_ip' => $this->getName() ) : array( 'user_id' => $this->getID() ), __METHOD__ ); $rev = $timestamp ? Revision::loadFromTimestamp( $dbr, $utp, $timestamp ) : null; return array( array( 'wiki' => wfWikiID(), 'link' => $utp->getLocalURL(), 'rev' => $rev ) ); } /** * Get the revision ID for the last talk page revision viewed by the talk * page owner. * @return int|null Revision ID or null */ public function getNewMessageRevisionId() { $newMessageRevisionId = null; $newMessageLinks = $this->getNewMessageLinks(); if ( $newMessageLinks ) { // Note: getNewMessageLinks() never returns more than a single link // and it is always for the same wiki, but we double-check here in // case that changes some time in the future. if ( count( $newMessageLinks ) === 1 && $newMessageLinks[0]['wiki'] === wfWikiID() && $newMessageLinks[0]['rev'] ) { /** @var Revision $newMessageRevision */ $newMessageRevision = $newMessageLinks[0]['rev']; $newMessageRevisionId = $newMessageRevision->getId(); } } return $newMessageRevisionId; } /** * Internal uncached check for new messages * * @see getNewtalk() * @param string $field 'user_ip' for anonymous users, 'user_id' otherwise * @param string|int $id User's IP address for anonymous users, User ID otherwise * @return bool True if the user has new messages */ protected function checkNewtalk( $field, $id ) { $dbr = wfGetDB( DB_SLAVE ); $ok = $dbr->selectField( 'user_newtalk', $field, array( $field => $id ), __METHOD__ ); return $ok !== false; } /** * Add or update the new messages flag * @param string $field 'user_ip' for anonymous users, 'user_id' otherwise * @param string|int $id User's IP address for anonymous users, User ID otherwise * @param Revision|null $curRev New, as yet unseen revision of the user talk page. Ignored if null. * @return bool True if successful, false otherwise */ protected function updateNewtalk( $field, $id, $curRev = null ) { // Get timestamp of the talk page revision prior to the current one $prevRev = $curRev ? $curRev->getPrevious() : false; $ts = $prevRev ? $prevRev->getTimestamp() : null; // Mark the user as having new messages since this revision $dbw = wfGetDB( DB_MASTER ); $dbw->insert( 'user_newtalk', array( $field => $id, 'user_last_timestamp' => $dbw->timestampOrNull( $ts ) ), __METHOD__, 'IGNORE' ); if ( $dbw->affectedRows() ) { wfDebug( __METHOD__ . ": set on ($field, $id)\n" ); return true; } else { wfDebug( __METHOD__ . " already set ($field, $id)\n" ); return false; } } /** * Clear the new messages flag for the given user * @param string $field 'user_ip' for anonymous users, 'user_id' otherwise * @param string|int $id User's IP address for anonymous users, User ID otherwise * @return bool True if successful, false otherwise */ protected function deleteNewtalk( $field, $id ) { $dbw = wfGetDB( DB_MASTER ); $dbw->delete( 'user_newtalk', array( $field => $id ), __METHOD__ ); if ( $dbw->affectedRows() ) { wfDebug( __METHOD__ . ": killed on ($field, $id)\n" ); return true; } else { wfDebug( __METHOD__ . ": already gone ($field, $id)\n" ); return false; } } /** * Update the 'You have new messages!' status. * @param bool $val Whether the user has new messages * @param Revision $curRev New, as yet unseen revision of the user talk * page. Ignored if null or !$val. */ public function setNewtalk( $val, $curRev = null ) { if ( wfReadOnly() ) { return; } $this->load(); $this->mNewtalk = $val; if ( $this->isAnon() ) { $field = 'user_ip'; $id = $this->getName(); } else { $field = 'user_id'; $id = $this->getId(); } if ( $val ) { $changed = $this->updateNewtalk( $field, $id, $curRev ); } else { $changed = $this->deleteNewtalk( $field, $id ); } if ( $changed ) { $this->invalidateCache(); } } /** * Generate a current or new-future timestamp to be stored in the * user_touched field when we update things. * @return string Timestamp in TS_MW format */ private function newTouchedTimestamp() { global $wgClockSkewFudge; $time = wfTimestamp( TS_MW, time() + $wgClockSkewFudge ); if ( $this->mTouched && $time <= $this->mTouched ) { $time = wfTimestamp( TS_MW, wfTimestamp( TS_UNIX, $this->mTouched ) + 1 ); } return $time; } /** * Clear user data from memcached. * Use after applying fun updates to the database; caller's * responsibility to update user_touched if appropriate. * * Called implicitly from invalidateCache() and saveSettings(). */ public function clearSharedCache() { $id = $this->getId(); if ( $id ) { $key = wfMemcKey( 'user', 'id', $id ); ObjectCache::getMainWANInstance()->delete( $key ); } } /** * Immediately touch the user data cache for this account * * Calls touch() and removes account data from memcached */ public function invalidateCache() { $this->touch(); $this->clearSharedCache(); } /** * Update the "touched" timestamp for the user * * This is useful on various login/logout events when making sure that * a browser or proxy that has multiple tenants does not suffer cache * pollution where the new user sees the old users content. The value * of getTouched() is checked when determining 304 vs 200 responses. * Unlike invalidateCache(), this preserves the User object cache and * avoids database writes. * * @since 1.25 */ public function touch() { $id = $this->getId(); if ( $id ) { $key = wfMemcKey( 'user-quicktouched', 'id', $id ); ObjectCache::getMainWANInstance()->touchCheckKey( $key ); $this->mQuickTouched = null; } } /** * Validate the cache for this account. * @param string $timestamp A timestamp in TS_MW format * @return bool */ public function validateCache( $timestamp ) { return ( $timestamp >= $this->getTouched() ); } /** * Get the user touched timestamp * * Use this value only to validate caches via inequalities * such as in the case of HTTP If-Modified-Since response logic * * @return string TS_MW Timestamp */ public function getTouched() { $this->load(); if ( $this->mId ) { if ( $this->mQuickTouched === null ) { $key = wfMemcKey( 'user-quicktouched', 'id', $this->mId ); $cache = ObjectCache::getMainWANInstance(); $this->mQuickTouched = wfTimestamp( TS_MW, $cache->getCheckKeyTime( $key ) ); } return max( $this->mTouched, $this->mQuickTouched ); } return $this->mTouched; } /** * Get the user_touched timestamp field (time of last DB updates) * @return string TS_MW Timestamp * @since 1.26 */ public function getDBTouched() { $this->load(); return $this->mTouched; } /** * @return Password * @since 1.24 */ public function getPassword() { $this->loadPasswords(); return $this->mPassword; } /** * @return Password * @since 1.24 */ public function getTemporaryPassword() { $this->loadPasswords(); return $this->mNewpassword; } /** * Set the password and reset the random token. * Calls through to authentication plugin if necessary; * will have no effect if the auth plugin refuses to * pass the change through or if the legal password * checks fail. * * As a special case, setting the password to null * wipes it, so the account cannot be logged in until * a new password is set, for instance via e-mail. * * @param string $str New password to set * @throws PasswordError On failure * * @return bool */ public function setPassword( $str ) { global $wgAuth; $this->loadPasswords(); if ( $str !== null ) { if ( !$wgAuth->allowPasswordChange() ) { throw new PasswordError( wfMessage( 'password-change-forbidden' )->text() ); } $status = $this->checkPasswordValidity( $str ); if ( !$status->isGood() ) { throw new PasswordError( $status->getMessage()->text() ); } } if ( !$wgAuth->setPassword( $this, $str ) ) { throw new PasswordError( wfMessage( 'externaldberror' )->text() ); } $this->setInternalPassword( $str ); return true; } /** * Set the password and reset the random token unconditionally. * * @param string|null $str New password to set or null to set an invalid * password hash meaning that the user will not be able to log in * through the web interface. */ public function setInternalPassword( $str ) { $this->setToken(); $this->setOption( 'watchlisttoken', false ); $passwordFactory = self::getPasswordFactory(); $this->mPassword = $passwordFactory->newFromPlaintext( $str ); $this->mNewpassword = $passwordFactory->newFromCiphertext( null ); $this->mNewpassTime = null; } /** * Get the user's current token. * @param bool $forceCreation Force the generation of a new token if the * user doesn't have one (default=true for backwards compatibility). * @return string Token */ public function getToken( $forceCreation = true ) { $this->load(); if ( !$this->mToken && $forceCreation ) { $this->setToken(); } return $this->mToken; } /** * Set the random token (used for persistent authentication) * Called from loadDefaults() among other places. * * @param string|bool $token If specified, set the token to this value */ public function setToken( $token = false ) { $this->load(); if ( !$token ) { $this->mToken = MWCryptRand::generateHex( self::TOKEN_LENGTH ); } else { $this->mToken = $token; } } /** * Set the password for a password reminder or new account email * * @param string $str New password to set or null to set an invalid * password hash meaning that the user will not be able to use it * @param bool $throttle If true, reset the throttle timestamp to the present */ public function setNewpassword( $str, $throttle = true ) { $this->loadPasswords(); $this->mNewpassword = self::getPasswordFactory()->newFromPlaintext( $str ); if ( $str === null ) { $this->mNewpassTime = null; } elseif ( $throttle ) { $this->mNewpassTime = wfTimestampNow(); } } /** * Has password reminder email been sent within the last * $wgPasswordReminderResendTime hours? * @return bool */ public function isPasswordReminderThrottled() { global $wgPasswordReminderResendTime; $this->load(); if ( !$this->mNewpassTime || !$wgPasswordReminderResendTime ) { return false; } $expiry = wfTimestamp( TS_UNIX, $this->mNewpassTime ) + $wgPasswordReminderResendTime * 3600; return time() < $expiry; } /** * Get the user's e-mail address * @return string User's email address */ public function getEmail() { $this->load(); Hooks::run( 'UserGetEmail', array( $this, &$this->mEmail ) ); return $this->mEmail; } /** * Get the timestamp of the user's e-mail authentication * @return string TS_MW timestamp */ public function getEmailAuthenticationTimestamp() { $this->load(); Hooks::run( 'UserGetEmailAuthenticationTimestamp', array( $this, &$this->mEmailAuthenticated ) ); return $this->mEmailAuthenticated; } /** * Set the user's e-mail address * @param string $str New e-mail address */ public function setEmail( $str ) { $this->load(); if ( $str == $this->mEmail ) { return; } $this->invalidateEmail(); $this->mEmail = $str; Hooks::run( 'UserSetEmail', array( $this, &$this->mEmail ) ); } /** * Set the user's e-mail address and a confirmation mail if needed. * * @since 1.20 * @param string $str New e-mail address * @return Status */ public function setEmailWithConfirmation( $str ) { global $wgEnableEmail, $wgEmailAuthentication; if ( !$wgEnableEmail ) { return Status::newFatal( 'emaildisabled' ); } $oldaddr = $this->getEmail(); if ( $str === $oldaddr ) { return Status::newGood( true ); } $this->setEmail( $str ); if ( $str !== '' && $wgEmailAuthentication ) { // Send a confirmation request to the new address if needed $type = $oldaddr != '' ? 'changed' : 'set'; $result = $this->sendConfirmationMail( $type ); if ( $result->isGood() ) { // Say to the caller that a confirmation mail has been sent $result->value = 'eauth'; } } else { $result = Status::newGood( true ); } return $result; } /** * Get the user's real name * @return string User's real name */ public function getRealName() { if ( !$this->isItemLoaded( 'realname' ) ) { $this->load(); } return $this->mRealName; } /** * Set the user's real name * @param string $str New real name */ public function setRealName( $str ) { $this->load(); $this->mRealName = $str; } /** * Get the user's current setting for a given option. * * @param string $oname The option to check * @param string $defaultOverride A default value returned if the option does not exist * @param bool $ignoreHidden Whether to ignore the effects of $wgHiddenPrefs * @return string User's current value for the option * @see getBoolOption() * @see getIntOption() */ public function getOption( $oname, $defaultOverride = null, $ignoreHidden = false ) { global $wgHiddenPrefs; $this->loadOptions(); # We want 'disabled' preferences to always behave as the default value for # users, even if they have set the option explicitly in their settings (ie they # set it, and then it was disabled removing their ability to change it). But # we don't want to erase the preferences in the database in case the preference # is re-enabled again. So don't touch $mOptions, just override the returned value if ( !$ignoreHidden && in_array( $oname, $wgHiddenPrefs ) ) { return self::getDefaultOption( $oname ); } if ( array_key_exists( $oname, $this->mOptions ) ) { return $this->mOptions[$oname]; } else { return $defaultOverride; } } /** * Get all user's options * * @param int $flags Bitwise combination of: * User::GETOPTIONS_EXCLUDE_DEFAULTS Exclude user options that are set * to the default value. (Since 1.25) * @return array */ public function getOptions( $flags = 0 ) { global $wgHiddenPrefs; $this->loadOptions(); $options = $this->mOptions; # We want 'disabled' preferences to always behave as the default value for # users, even if they have set the option explicitly in their settings (ie they # set it, and then it was disabled removing their ability to change it). But # we don't want to erase the preferences in the database in case the preference # is re-enabled again. So don't touch $mOptions, just override the returned value foreach ( $wgHiddenPrefs as $pref ) { $default = self::getDefaultOption( $pref ); if ( $default !== null ) { $options[$pref] = $default; } } if ( $flags & self::GETOPTIONS_EXCLUDE_DEFAULTS ) { $options = array_diff_assoc( $options, self::getDefaultOptions() ); } return $options; } /** * Get the user's current setting for a given option, as a boolean value. * * @param string $oname The option to check * @return bool User's current value for the option * @see getOption() */ public function getBoolOption( $oname ) { return (bool)$this->getOption( $oname ); } /** * Get the user's current setting for a given option, as an integer value. * * @param string $oname The option to check * @param int $defaultOverride A default value returned if the option does not exist * @return int User's current value for the option * @see getOption() */ public function getIntOption( $oname, $defaultOverride = 0 ) { $val = $this->getOption( $oname ); if ( $val == '' ) { $val = $defaultOverride; } return intval( $val ); } /** * Set the given option for a user. * * You need to call saveSettings() to actually write to the database. * * @param string $oname The option to set * @param mixed $val New value to set */ public function setOption( $oname, $val ) { $this->loadOptions(); // Explicitly NULL values should refer to defaults if ( is_null( $val ) ) { $val = self::getDefaultOption( $oname ); } $this->mOptions[$oname] = $val; } /** * Get a token stored in the preferences (like the watchlist one), * resetting it if it's empty (and saving changes). * * @param string $oname The option name to retrieve the token from * @return string|bool User's current value for the option, or false if this option is disabled. * @see resetTokenFromOption() * @see getOption() * @deprecated 1.26 Applications should use the OAuth extension */ public function getTokenFromOption( $oname ) { global $wgHiddenPrefs; $id = $this->getId(); if ( !$id || in_array( $oname, $wgHiddenPrefs ) ) { return false; } $token = $this->getOption( $oname ); if ( !$token ) { // Default to a value based on the user token to avoid space // wasted on storing tokens for all users. When this option // is set manually by the user, only then is it stored. $token = hash_hmac( 'sha1', "$oname:$id", $this->getToken() ); } return $token; } /** * Reset a token stored in the preferences (like the watchlist one). * *Does not* save user's preferences (similarly to setOption()). * * @param string $oname The option name to reset the token in * @return string|bool New token value, or false if this option is disabled. * @see getTokenFromOption() * @see setOption() */ public function resetTokenFromOption( $oname ) { global $wgHiddenPrefs; if ( in_array( $oname, $wgHiddenPrefs ) ) { return false; } $token = MWCryptRand::generateHex( 40 ); $this->setOption( $oname, $token ); return $token; } /** * Return a list of the types of user options currently returned by * User::getOptionKinds(). * * Currently, the option kinds are: * - 'registered' - preferences which are registered in core MediaWiki or * by extensions using the UserGetDefaultOptions hook. * - 'registered-multiselect' - as above, using the 'multiselect' type. * - 'registered-checkmatrix' - as above, using the 'checkmatrix' type. * - 'userjs' - preferences with names starting with 'userjs-', intended to * be used by user scripts. * - 'special' - "preferences" that are not accessible via User::getOptions * or User::setOptions. * - 'unused' - preferences about which MediaWiki doesn't know anything. * These are usually legacy options, removed in newer versions. * * The API (and possibly others) use this function to determine the possible * option types for validation purposes, so make sure to update this when a * new option kind is added. * * @see User::getOptionKinds * @return array Option kinds */ public static function listOptionKinds() { return array( 'registered', 'registered-multiselect', 'registered-checkmatrix', 'userjs', 'special', 'unused' ); } /** * Return an associative array mapping preferences keys to the kind of a preference they're * used for. Different kinds are handled differently when setting or reading preferences. * * See User::listOptionKinds for the list of valid option types that can be provided. * * @see User::listOptionKinds * @param IContextSource $context * @param array $options Assoc. array with options keys to check as keys. * Defaults to $this->mOptions. * @return array The key => kind mapping data */ public function getOptionKinds( IContextSource $context, $options = null ) { $this->loadOptions(); if ( $options === null ) { $options = $this->mOptions; } $prefs = Preferences::getPreferences( $this, $context ); $mapping = array(); // Pull out the "special" options, so they don't get converted as // multiselect or checkmatrix. $specialOptions = array_fill_keys( Preferences::getSaveBlacklist(), true ); foreach ( $specialOptions as $name => $value ) { unset( $prefs[$name] ); } // Multiselect and checkmatrix options are stored in the database with // one key per option, each having a boolean value. Extract those keys. $multiselectOptions = array(); foreach ( $prefs as $name => $info ) { if ( ( isset( $info['type'] ) && $info['type'] == 'multiselect' ) || ( isset( $info['class'] ) && $info['class'] == 'HTMLMultiSelectField' ) ) { $opts = HTMLFormField::flattenOptions( $info['options'] ); $prefix = isset( $info['prefix'] ) ? $info['prefix'] : $name; foreach ( $opts as $value ) { $multiselectOptions["$prefix$value"] = true; } unset( $prefs[$name] ); } } $checkmatrixOptions = array(); foreach ( $prefs as $name => $info ) { if ( ( isset( $info['type'] ) && $info['type'] == 'checkmatrix' ) || ( isset( $info['class'] ) && $info['class'] == 'HTMLCheckMatrix' ) ) { $columns = HTMLFormField::flattenOptions( $info['columns'] ); $rows = HTMLFormField::flattenOptions( $info['rows'] ); $prefix = isset( $info['prefix'] ) ? $info['prefix'] : $name; foreach ( $columns as $column ) { foreach ( $rows as $row ) { $checkmatrixOptions["$prefix$column-$row"] = true; } } unset( $prefs[$name] ); } } // $value is ignored foreach ( $options as $key => $value ) { if ( isset( $prefs[$key] ) ) { $mapping[$key] = 'registered'; } elseif ( isset( $multiselectOptions[$key] ) ) { $mapping[$key] = 'registered-multiselect'; } elseif ( isset( $checkmatrixOptions[$key] ) ) { $mapping[$key] = 'registered-checkmatrix'; } elseif ( isset( $specialOptions[$key] ) ) { $mapping[$key] = 'special'; } elseif ( substr( $key, 0, 7 ) === 'userjs-' ) { $mapping[$key] = 'userjs'; } else { $mapping[$key] = 'unused'; } } return $mapping; } /** * Reset certain (or all) options to the site defaults * * The optional parameter determines which kinds of preferences will be reset. * Supported values are everything that can be reported by getOptionKinds() * and 'all', which forces a reset of *all* preferences and overrides everything else. * * @param array|string $resetKinds Which kinds of preferences to reset. Defaults to * array( 'registered', 'registered-multiselect', 'registered-checkmatrix', 'unused' ) * for backwards-compatibility. * @param IContextSource|null $context Context source used when $resetKinds * does not contain 'all', passed to getOptionKinds(). * Defaults to RequestContext::getMain() when null. */ public function resetOptions( $resetKinds = array( 'registered', 'registered-multiselect', 'registered-checkmatrix', 'unused' ), IContextSource $context = null ) { $this->load(); $defaultOptions = self::getDefaultOptions(); if ( !is_array( $resetKinds ) ) { $resetKinds = array( $resetKinds ); } if ( in_array( 'all', $resetKinds ) ) { $newOptions = $defaultOptions; } else { if ( $context === null ) { $context = RequestContext::getMain(); } $optionKinds = $this->getOptionKinds( $context ); $resetKinds = array_intersect( $resetKinds, self::listOptionKinds() ); $newOptions = array(); // Use default values for the options that should be deleted, and // copy old values for the ones that shouldn't. foreach ( $this->mOptions as $key => $value ) { if ( in_array( $optionKinds[$key], $resetKinds ) ) { if ( array_key_exists( $key, $defaultOptions ) ) { $newOptions[$key] = $defaultOptions[$key]; } } else { $newOptions[$key] = $value; } } } Hooks::run( 'UserResetAllOptions', array( $this, &$newOptions, $this->mOptions, $resetKinds ) ); $this->mOptions = $newOptions; $this->mOptionsLoaded = true; } /** * Get the user's preferred date format. * @return string User's preferred date format */ public function getDatePreference() { // Important migration for old data rows if ( is_null( $this->mDatePreference ) ) { global $wgLang; $value = $this->getOption( 'date' ); $map = $wgLang->getDatePreferenceMigrationMap(); if ( isset( $map[$value] ) ) { $value = $map[$value]; } $this->mDatePreference = $value; } return $this->mDatePreference; } /** * Determine based on the wiki configuration and the user's options, * whether this user must be over HTTPS no matter what. * * @return bool */ public function requiresHTTPS() { global $wgSecureLogin; if ( !$wgSecureLogin ) { return false; } else { $https = $this->getBoolOption( 'prefershttps' ); Hooks::run( 'UserRequiresHTTPS', array( $this, &$https ) ); if ( $https ) { $https = wfCanIPUseHTTPS( $this->getRequest()->getIP() ); } return $https; } } /** * Get the user preferred stub threshold * * @return int */ public function getStubThreshold() { global $wgMaxArticleSize; # Maximum article size, in Kb $threshold = $this->getIntOption( 'stubthreshold' ); if ( $threshold > $wgMaxArticleSize * 1024 ) { // If they have set an impossible value, disable the preference // so we can use the parser cache again. $threshold = 0; } return $threshold; } /** * Get the permissions this user has. * @return array Array of String permission names */ public function getRights() { if ( is_null( $this->mRights ) ) { $this->mRights = self::getGroupPermissions( $this->getEffectiveGroups() ); Hooks::run( 'UserGetRights', array( $this, &$this->mRights ) ); // Force reindexation of rights when a hook has unset one of them $this->mRights = array_values( array_unique( $this->mRights ) ); } return $this->mRights; } /** * Get the list of explicit group memberships this user has. * The implicit * and user groups are not included. * @return array Array of String internal group names */ public function getGroups() { $this->load(); $this->loadGroups(); return $this->mGroups; } /** * Get the list of implicit group memberships this user has. * This includes all explicit groups, plus 'user' if logged in, * '*' for all accounts, and autopromoted groups * @param bool $recache Whether to avoid the cache * @return array Array of String internal group names */ public function getEffectiveGroups( $recache = false ) { if ( $recache || is_null( $this->mEffectiveGroups ) ) { $this->mEffectiveGroups = array_unique( array_merge( $this->getGroups(), // explicit groups $this->getAutomaticGroups( $recache ) // implicit groups ) ); // Hook for additional groups Hooks::run( 'UserEffectiveGroups', array( &$this, &$this->mEffectiveGroups ) ); // Force reindexation of groups when a hook has unset one of them $this->mEffectiveGroups = array_values( array_unique( $this->mEffectiveGroups ) ); } return $this->mEffectiveGroups; } /** * Get the list of implicit group memberships this user has. * This includes 'user' if logged in, '*' for all accounts, * and autopromoted groups * @param bool $recache Whether to avoid the cache * @return array Array of String internal group names */ public function getAutomaticGroups( $recache = false ) { if ( $recache || is_null( $this->mImplicitGroups ) ) { $this->mImplicitGroups = array( '*' ); if ( $this->getId() ) { $this->mImplicitGroups[] = 'user'; $this->mImplicitGroups = array_unique( array_merge( $this->mImplicitGroups, Autopromote::getAutopromoteGroups( $this ) ) ); } if ( $recache ) { // Assure data consistency with rights/groups, // as getEffectiveGroups() depends on this function $this->mEffectiveGroups = null; } } return $this->mImplicitGroups; } /** * Returns the groups the user has belonged to. * * The user may still belong to the returned groups. Compare with getGroups(). * * The function will not return groups the user had belonged to before MW 1.17 * * @return array Names of the groups the user has belonged to. */ public function getFormerGroups() { $this->load(); if ( is_null( $this->mFormerGroups ) ) { $db = ( $this->queryFlagsUsed & self::READ_LATEST ) ? wfGetDB( DB_MASTER ) : wfGetDB( DB_SLAVE ); $res = $db->select( 'user_former_groups', array( 'ufg_group' ), array( 'ufg_user' => $this->mId ), __METHOD__ ); $this->mFormerGroups = array(); foreach ( $res as $row ) { $this->mFormerGroups[] = $row->ufg_group; } } return $this->mFormerGroups; } /** * Get the user's edit count. * @return int|null Null for anonymous users */ public function getEditCount() { if ( !$this->getId() ) { return null; } if ( $this->mEditCount === null ) { /* Populate the count, if it has not been populated yet */ $dbr = wfGetDB( DB_SLAVE ); // check if the user_editcount field has been initialized $count = $dbr->selectField( 'user', 'user_editcount', array( 'user_id' => $this->mId ), __METHOD__ ); if ( $count === null ) { // it has not been initialized. do so. $count = $this->initEditCount(); } $this->mEditCount = $count; } return (int)$this->mEditCount; } /** * Add the user to the given group. * This takes immediate effect. * @param string $group Name of the group to add * @return bool */ public function addGroup( $group ) { $this->load(); if ( !Hooks::run( 'UserAddGroup', array( $this, &$group ) ) ) { return false; } $dbw = wfGetDB( DB_MASTER ); if ( $this->getId() ) { $dbw->insert( 'user_groups', array( 'ug_user' => $this->getID(), 'ug_group' => $group, ), __METHOD__, array( 'IGNORE' ) ); } $this->loadGroups(); $this->mGroups[] = $group; // In case loadGroups was not called before, we now have the right twice. // Get rid of the duplicate. $this->mGroups = array_unique( $this->mGroups ); // Refresh the groups caches, and clear the rights cache so it will be // refreshed on the next call to $this->getRights(). $this->getEffectiveGroups( true ); $this->mRights = null; $this->invalidateCache(); return true; } /** * Remove the user from the given group. * This takes immediate effect. * @param string $group Name of the group to remove * @return bool */ public function removeGroup( $group ) { $this->load(); if ( !Hooks::run( 'UserRemoveGroup', array( $this, &$group ) ) ) { return false; } $dbw = wfGetDB( DB_MASTER ); $dbw->delete( 'user_groups', array( 'ug_user' => $this->getID(), 'ug_group' => $group, ), __METHOD__ ); // Remember that the user was in this group $dbw->insert( 'user_former_groups', array( 'ufg_user' => $this->getID(), 'ufg_group' => $group, ), __METHOD__, array( 'IGNORE' ) ); $this->loadGroups(); $this->mGroups = array_diff( $this->mGroups, array( $group ) ); // Refresh the groups caches, and clear the rights cache so it will be // refreshed on the next call to $this->getRights(). $this->getEffectiveGroups( true ); $this->mRights = null; $this->invalidateCache(); return true; } /** * Get whether the user is logged in * @return bool */ public function isLoggedIn() { return $this->getID() != 0; } /** * Get whether the user is anonymous * @return bool */ public function isAnon() { return !$this->isLoggedIn(); } /** * Check if user is allowed to access a feature / make an action * * @param string ... Permissions to test * @return bool True if user is allowed to perform *any* of the given actions */ public function isAllowedAny() { $permissions = func_get_args(); foreach ( $permissions as $permission ) { if ( $this->isAllowed( $permission ) ) { return true; } } return false; } /** * * @param string ... Permissions to test * @return bool True if the user is allowed to perform *all* of the given actions */ public function isAllowedAll() { $permissions = func_get_args(); foreach ( $permissions as $permission ) { if ( !$this->isAllowed( $permission ) ) { return false; } } return true; } /** * Internal mechanics of testing a permission * @param string $action * @return bool */ public function isAllowed( $action = '' ) { if ( $action === '' ) { return true; // In the spirit of DWIM } // Patrolling may not be enabled if ( $action === 'patrol' || $action === 'autopatrol' ) { global $wgUseRCPatrol, $wgUseNPPatrol; if ( !$wgUseRCPatrol && !$wgUseNPPatrol ) { return false; } } // Use strict parameter to avoid matching numeric 0 accidentally inserted // by misconfiguration: 0 == 'foo' return in_array( $action, $this->getRights(), true ); } /** * Check whether to enable recent changes patrol features for this user * @return bool True or false */ public function useRCPatrol() { global $wgUseRCPatrol; return $wgUseRCPatrol && $this->isAllowedAny( 'patrol', 'patrolmarks' ); } /** * Check whether to enable new pages patrol features for this user * @return bool True or false */ public function useNPPatrol() { global $wgUseRCPatrol, $wgUseNPPatrol; return ( ( $wgUseRCPatrol || $wgUseNPPatrol ) && ( $this->isAllowedAny( 'patrol', 'patrolmarks' ) ) ); } /** * Get the WebRequest object to use with this object * * @return WebRequest */ public function getRequest() { if ( $this->mRequest ) { return $this->mRequest; } else { global $wgRequest; return $wgRequest; } } /** * Get the current skin, loading it if required * @return Skin The current skin * @todo FIXME: Need to check the old failback system [AV] * @deprecated since 1.18 Use ->getSkin() in the most relevant outputting context you have */ public function getSkin() { wfDeprecated( __METHOD__, '1.18' ); return RequestContext::getMain()->getSkin(); } /** * Get a WatchedItem for this user and $title. * * @since 1.22 $checkRights parameter added * @param Title $title * @param int $checkRights Whether to check 'viewmywatchlist'/'editmywatchlist' rights. * Pass WatchedItem::CHECK_USER_RIGHTS or WatchedItem::IGNORE_USER_RIGHTS. * @return WatchedItem */ public function getWatchedItem( $title, $checkRights = WatchedItem::CHECK_USER_RIGHTS ) { $key = $checkRights . ':' . $title->getNamespace() . ':' . $title->getDBkey(); if ( isset( $this->mWatchedItems[$key] ) ) { return $this->mWatchedItems[$key]; } if ( count( $this->mWatchedItems ) >= self::MAX_WATCHED_ITEMS_CACHE ) { $this->mWatchedItems = array(); } $this->mWatchedItems[$key] = WatchedItem::fromUserTitle( $this, $title, $checkRights ); return $this->mWatchedItems[$key]; } /** * Check the watched status of an article. * @since 1.22 $checkRights parameter added * @param Title $title Title of the article to look at * @param int $checkRights Whether to check 'viewmywatchlist'/'editmywatchlist' rights. * Pass WatchedItem::CHECK_USER_RIGHTS or WatchedItem::IGNORE_USER_RIGHTS. * @return bool */ public function isWatched( $title, $checkRights = WatchedItem::CHECK_USER_RIGHTS ) { return $this->getWatchedItem( $title, $checkRights )->isWatched(); } /** * Watch an article. * @since 1.22 $checkRights parameter added * @param Title $title Title of the article to look at * @param int $checkRights Whether to check 'viewmywatchlist'/'editmywatchlist' rights. * Pass WatchedItem::CHECK_USER_RIGHTS or WatchedItem::IGNORE_USER_RIGHTS. */ public function addWatch( $title, $checkRights = WatchedItem::CHECK_USER_RIGHTS ) { $this->getWatchedItem( $title, $checkRights )->addWatch(); $this->invalidateCache(); } /** * Stop watching an article. * @since 1.22 $checkRights parameter added * @param Title $title Title of the article to look at * @param int $checkRights Whether to check 'viewmywatchlist'/'editmywatchlist' rights. * Pass WatchedItem::CHECK_USER_RIGHTS or WatchedItem::IGNORE_USER_RIGHTS. */ public function removeWatch( $title, $checkRights = WatchedItem::CHECK_USER_RIGHTS ) { $this->getWatchedItem( $title, $checkRights )->removeWatch(); $this->invalidateCache(); } /** * Clear the user's notification timestamp for the given title. * If e-notif e-mails are on, they will receive notification mails on * the next change of the page if it's watched etc. * @note If the user doesn't have 'editmywatchlist', this will do nothing. * @param Title $title Title of the article to look at * @param int $oldid The revision id being viewed. If not given or 0, latest revision is assumed. */ public function clearNotification( &$title, $oldid = 0 ) { global $wgUseEnotif, $wgShowUpdatedMarker; // Do nothing if the database is locked to writes if ( wfReadOnly() ) { return; } // Do nothing if not allowed to edit the watchlist if ( !$this->isAllowed( 'editmywatchlist' ) ) { return; } // If we're working on user's talk page, we should update the talk page message indicator if ( $title->getNamespace() == NS_USER_TALK && $title->getText() == $this->getName() ) { if ( !Hooks::run( 'UserClearNewTalkNotification', array( &$this, $oldid ) ) ) { return; } $that = $this; // Try to update the DB post-send and only if needed... DeferredUpdates::addCallableUpdate( function() use ( $that, $title, $oldid ) { if ( !$that->getNewtalk() ) { return; // no notifications to clear } // Delete the last notifications (they stack up) $that->setNewtalk( false ); // If there is a new, unseen, revision, use its timestamp $nextid = $oldid ? $title->getNextRevisionID( $oldid, Title::GAID_FOR_UPDATE ) : null; if ( $nextid ) { $that->setNewtalk( true, Revision::newFromId( $nextid ) ); } } ); } if ( !$wgUseEnotif && !$wgShowUpdatedMarker ) { return; } if ( $this->isAnon() ) { // Nothing else to do... return; } // Only update the timestamp if the page is being watched. // The query to find out if it is watched is cached both in memcached and per-invocation, // and when it does have to be executed, it can be on a slave // If this is the user's newtalk page, we always update the timestamp $force = ''; if ( $title->getNamespace() == NS_USER_TALK && $title->getText() == $this->getName() ) { $force = 'force'; } $this->getWatchedItem( $title )->resetNotificationTimestamp( $force, $oldid, WatchedItem::DEFERRED ); } /** * Resets all of the given user's page-change notification timestamps. * If e-notif e-mails are on, they will receive notification mails on * the next change of any watched page. * @note If the user doesn't have 'editmywatchlist', this will do nothing. */ public function clearAllNotifications() { if ( wfReadOnly() ) { return; } // Do nothing if not allowed to edit the watchlist if ( !$this->isAllowed( 'editmywatchlist' ) ) { return; } global $wgUseEnotif, $wgShowUpdatedMarker; if ( !$wgUseEnotif && !$wgShowUpdatedMarker ) { $this->setNewtalk( false ); return; } $id = $this->getId(); if ( $id != 0 ) { $dbw = wfGetDB( DB_MASTER ); $dbw->update( 'watchlist', array( /* SET */ 'wl_notificationtimestamp' => null ), array( /* WHERE */ 'wl_user' => $id, 'wl_notificationtimestamp IS NOT NULL' ), __METHOD__ ); // We also need to clear here the "you have new message" notification for the own user_talk page; // it's cleared one page view later in WikiPage::doViewUpdates(). } } /** * Set a cookie on the user's client. Wrapper for * WebResponse::setCookie * @param string $name Name of the cookie to set * @param string $value Value to set * @param int $exp Expiration time, as a UNIX time value; * if 0 or not specified, use the default $wgCookieExpiration * @param bool $secure * true: Force setting the secure attribute when setting the cookie * false: Force NOT setting the secure attribute when setting the cookie * null (default): Use the default ($wgCookieSecure) to set the secure attribute * @param array $params Array of options sent passed to WebResponse::setcookie() * @param WebRequest|null $request WebRequest object to use; $wgRequest will be used if null * is passed. */ protected function setCookie( $name, $value, $exp = 0, $secure = null, $params = array(), $request = null ) { if ( $request === null ) { $request = $this->getRequest(); } $params['secure'] = $secure; $request->response()->setcookie( $name, $value, $exp, $params ); } /** * Clear a cookie on the user's client * @param string $name Name of the cookie to clear * @param bool $secure * true: Force setting the secure attribute when setting the cookie * false: Force NOT setting the secure attribute when setting the cookie * null (default): Use the default ($wgCookieSecure) to set the secure attribute * @param array $params Array of options sent passed to WebResponse::setcookie() */ protected function clearCookie( $name, $secure = null, $params = array() ) { $this->setCookie( $name, '', time() - 86400, $secure, $params ); } /** * Set an extended login cookie on the user's client. The expiry of the cookie * is controlled by the $wgExtendedLoginCookieExpiration configuration * variable. * * @see User::setCookie * * @param string $name Name of the cookie to set * @param string $value Value to set * @param bool $secure * true: Force setting the secure attribute when setting the cookie * false: Force NOT setting the secure attribute when setting the cookie * null (default): Use the default ($wgCookieSecure) to set the secure attribute */ protected function setExtendedLoginCookie( $name, $value, $secure ) { global $wgExtendedLoginCookieExpiration, $wgCookieExpiration; $exp = time(); $exp += $wgExtendedLoginCookieExpiration !== null ? $wgExtendedLoginCookieExpiration : $wgCookieExpiration; $this->setCookie( $name, $value, $exp, $secure ); } /** * Set the default cookies for this session on the user's client. * * @param WebRequest|null $request WebRequest object to use; $wgRequest will be used if null * is passed. * @param bool $secure Whether to force secure/insecure cookies or use default * @param bool $rememberMe Whether to add a Token cookie for elongated sessions */ public function setCookies( $request = null, $secure = null, $rememberMe = false ) { global $wgExtendedLoginCookies; if ( $request === null ) { $request = $this->getRequest(); } $this->load(); if ( 0 == $this->mId ) { return; } if ( !$this->mToken ) { // When token is empty or NULL generate a new one and then save it to the database // This allows a wiki to re-secure itself after a leak of it's user table or $wgSecretKey // Simply by setting every cell in the user_token column to NULL and letting them be // regenerated as users log back into the wiki. $this->setToken(); if ( !wfReadOnly() ) { $this->saveSettings(); } } $session = array( 'wsUserID' => $this->mId, 'wsToken' => $this->mToken, 'wsUserName' => $this->getName() ); $cookies = array( 'UserID' => $this->mId, 'UserName' => $this->getName(), ); if ( $rememberMe ) { $cookies['Token'] = $this->mToken; } else { $cookies['Token'] = false; } Hooks::run( 'UserSetCookies', array( $this, &$session, &$cookies ) ); foreach ( $session as $name => $value ) { $request->setSessionData( $name, $value ); } foreach ( $cookies as $name => $value ) { if ( $value === false ) { $this->clearCookie( $name ); } elseif ( $rememberMe && in_array( $name, $wgExtendedLoginCookies ) ) { $this->setExtendedLoginCookie( $name, $value, $secure ); } else { $this->setCookie( $name, $value, 0, $secure, array(), $request ); } } /** * If wpStickHTTPS was selected, also set an insecure cookie that * will cause the site to redirect the user to HTTPS, if they access * it over HTTP. Bug 29898. Use an un-prefixed cookie, so it's the same * as the one set by centralauth (bug 53538). Also set it to session, or * standard time setting, based on if rememberme was set. */ if ( $request->getCheck( 'wpStickHTTPS' ) || $this->requiresHTTPS() ) { $this->setCookie( 'forceHTTPS', 'true', $rememberMe ? 0 : null, false, array( 'prefix' => '' ) // no prefix ); } } /** * Log this user out. */ public function logout() { if ( Hooks::run( 'UserLogout', array( &$this ) ) ) { $this->doLogout(); } } /** * Clear the user's cookies and session, and reset the instance cache. * @see logout() */ public function doLogout() { $this->clearInstanceCache( 'defaults' ); $this->getRequest()->setSessionData( 'wsUserID', 0 ); $this->clearCookie( 'UserID' ); $this->clearCookie( 'Token' ); $this->clearCookie( 'forceHTTPS', false, array( 'prefix' => '' ) ); // Remember when user logged out, to prevent seeing cached pages $this->setCookie( 'LoggedOut', time(), time() + 86400 ); } /** * Save this user's settings into the database. * @todo Only rarely do all these fields need to be set! */ public function saveSettings() { global $wgAuth; if ( wfReadOnly() ) { // @TODO: caller should deal with this instead! // This should really just be an exception. MWExceptionHandler::logException( new DBExpectedError( null, "Could not update user with ID '{$this->mId}'; DB is read-only." ) ); return; } $this->load(); $this->loadPasswords(); if ( 0 == $this->mId ) { return; // anon } // Get a new user_touched that is higher than the old one. // This will be used for a CAS check as a last-resort safety // check against race conditions and slave lag. $oldTouched = $this->mTouched; $newTouched = $this->newTouchedTimestamp(); if ( !$wgAuth->allowSetLocalPassword() ) { $this->mPassword = self::getPasswordFactory()->newFromCiphertext( null ); } $dbw = wfGetDB( DB_MASTER ); $dbw->update( 'user', array( /* SET */ 'user_name' => $this->mName, 'user_password' => $this->mPassword->toString(), 'user_newpassword' => $this->mNewpassword->toString(), 'user_newpass_time' => $dbw->timestampOrNull( $this->mNewpassTime ), 'user_real_name' => $this->mRealName, 'user_email' => $this->mEmail, 'user_email_authenticated' => $dbw->timestampOrNull( $this->mEmailAuthenticated ), 'user_touched' => $dbw->timestamp( $newTouched ), 'user_token' => strval( $this->mToken ), 'user_email_token' => $this->mEmailToken, 'user_email_token_expires' => $dbw->timestampOrNull( $this->mEmailTokenExpires ), 'user_password_expires' => $dbw->timestampOrNull( $this->mPasswordExpires ), ), array( /* WHERE */ 'user_id' => $this->mId, 'user_touched' => $dbw->timestamp( $oldTouched ) // CAS check ), __METHOD__ ); if ( !$dbw->affectedRows() ) { // Maybe the problem was a missed cache update; clear it to be safe $this->clearSharedCache(); // User was changed in the meantime or loaded with stale data $from = ( $this->queryFlagsUsed & self::READ_LATEST ) ? 'master' : 'slave'; throw new MWException( "CAS update failed on user_touched for user ID '{$this->mId}' (read from $from);" . " the version of the user to be saved is older than the current version." ); } $this->mTouched = $newTouched; $this->saveOptions(); Hooks::run( 'UserSaveSettings', array( $this ) ); $this->clearSharedCache(); $this->getUserPage()->invalidateCache(); } /** * If only this user's username is known, and it exists, return the user ID. * * @param int $flags Bitfield of User:READ_* constants; useful for existence checks * @return int */ public function idForName( $flags = 0 ) { $s = trim( $this->getName() ); if ( $s === '' ) { return 0; } $db = ( ( $flags & self::READ_LATEST ) == self::READ_LATEST ) ? wfGetDB( DB_MASTER ) : wfGetDB( DB_SLAVE ); $options = ( ( $flags & self::READ_LOCKING ) == self::READ_LOCKING ) ? array( 'LOCK IN SHARE MODE' ) : array(); $id = $db->selectField( 'user', 'user_id', array( 'user_name' => $s ), __METHOD__, $options ); return (int)$id; } /** * Add a user to the database, return the user object * * @param string $name Username to add * @param array $params Array of Strings Non-default parameters to save to * the database as user_* fields: * - password: The user's password hash. Password logins will be disabled * if this is omitted. * - newpassword: Hash for a temporary password that has been mailed to * the user. * - email: The user's email address. * - email_authenticated: The email authentication timestamp. * - real_name: The user's real name. * - options: An associative array of non-default options. * - token: Random authentication token. Do not set. * - registration: Registration timestamp. Do not set. * * @return User|null User object, or null if the username already exists. */ public static function createNew( $name, $params = array() ) { $user = new User; $user->load(); $user->loadPasswords(); $user->setToken(); // init token if ( isset( $params['options'] ) ) { $user->mOptions = $params['options'] + (array)$user->mOptions; unset( $params['options'] ); } $dbw = wfGetDB( DB_MASTER ); $seqVal = $dbw->nextSequenceValue( 'user_user_id_seq' ); $fields = array( 'user_id' => $seqVal, 'user_name' => $name, 'user_password' => $user->mPassword->toString(), 'user_newpassword' => $user->mNewpassword->toString(), 'user_newpass_time' => $dbw->timestampOrNull( $user->mNewpassTime ), 'user_email' => $user->mEmail, 'user_email_authenticated' => $dbw->timestampOrNull( $user->mEmailAuthenticated ), 'user_real_name' => $user->mRealName, 'user_token' => strval( $user->mToken ), 'user_registration' => $dbw->timestamp( $user->mRegistration ), 'user_editcount' => 0, 'user_touched' => $dbw->timestamp( $user->newTouchedTimestamp() ), ); foreach ( $params as $name => $value ) { $fields["user_$name"] = $value; } $dbw->insert( 'user', $fields, __METHOD__, array( 'IGNORE' ) ); if ( $dbw->affectedRows() ) { $newUser = User::newFromId( $dbw->insertId() ); } else { $newUser = null; } return $newUser; } /** * Add this existing user object to the database. If the user already * exists, a fatal status object is returned, and the user object is * initialised with the data from the database. * * Previously, this function generated a DB error due to a key conflict * if the user already existed. Many extension callers use this function * in code along the lines of: * * $user = User::newFromName( $name ); * if ( !$user->isLoggedIn() ) { * $user->addToDatabase(); * } * // do something with $user... * * However, this was vulnerable to a race condition (bug 16020). By * initialising the user object if the user exists, we aim to support this * calling sequence as far as possible. * * Note that if the user exists, this function will acquire a write lock, * so it is still advisable to make the call conditional on isLoggedIn(), * and to commit the transaction after calling. * * @throws MWException * @return Status */ public function addToDatabase() { $this->load(); $this->loadPasswords(); if ( !$this->mToken ) { $this->setToken(); // init token } $this->mTouched = $this->newTouchedTimestamp(); $dbw = wfGetDB( DB_MASTER ); $inWrite = $dbw->writesOrCallbacksPending(); $seqVal = $dbw->nextSequenceValue( 'user_user_id_seq' ); $dbw->insert( 'user', array( 'user_id' => $seqVal, 'user_name' => $this->mName, 'user_password' => $this->mPassword->toString(), 'user_newpassword' => $this->mNewpassword->toString(), 'user_newpass_time' => $dbw->timestampOrNull( $this->mNewpassTime ), 'user_email' => $this->mEmail, 'user_email_authenticated' => $dbw->timestampOrNull( $this->mEmailAuthenticated ), 'user_real_name' => $this->mRealName, 'user_token' => strval( $this->mToken ), 'user_registration' => $dbw->timestamp( $this->mRegistration ), 'user_editcount' => 0, 'user_touched' => $dbw->timestamp( $this->mTouched ), ), __METHOD__, array( 'IGNORE' ) ); if ( !$dbw->affectedRows() ) { // The queries below cannot happen in the same REPEATABLE-READ snapshot. // Handle this by COMMIT, if possible, or by LOCK IN SHARE MODE otherwise. if ( $inWrite ) { // Can't commit due to pending writes that may need atomicity. // This may cause some lock contention unlike the case below. $options = array( 'LOCK IN SHARE MODE' ); $flags = self::READ_LOCKING; } else { // Often, this case happens early in views before any writes when // using CentralAuth. It's should be OK to commit and break the snapshot. $dbw->commit( __METHOD__, 'flush' ); $options = array(); $flags = self::READ_LATEST; } $this->mId = $dbw->selectField( 'user', 'user_id', array( 'user_name' => $this->mName ), __METHOD__, $options ); $loaded = false; if ( $this->mId ) { if ( $this->loadFromDatabase( $flags ) ) { $loaded = true; } } if ( !$loaded ) { throw new MWException( __METHOD__ . ": hit a key conflict attempting " . "to insert user '{$this->mName}' row, but it was not present in select!" ); } return Status::newFatal( 'userexists' ); } $this->mId = $dbw->insertId(); // Clear instance cache other than user table data, which is already accurate $this->clearInstanceCache(); $this->saveOptions(); return Status::newGood(); } /** * If this user is logged-in and blocked, * block any IP address they've successfully logged in from. * @return bool A block was spread */ public function spreadAnyEditBlock() { if ( $this->isLoggedIn() && $this->isBlocked() ) { return $this->spreadBlock(); } return false; } /** * If this (non-anonymous) user is blocked, * block the IP address they've successfully logged in from. * @return bool A block was spread */ protected function spreadBlock() { wfDebug( __METHOD__ . "()\n" ); $this->load(); if ( $this->mId == 0 ) { return false; } $userblock = Block::newFromTarget( $this->getName() ); if ( !$userblock ) { return false; } return (bool)$userblock->doAutoblock( $this->getRequest()->getIP() ); } /** * Get whether the user is explicitly blocked from account creation. * @return bool|Block */ public function isBlockedFromCreateAccount() { $this->getBlockedStatus(); if ( $this->mBlock && $this->mBlock->prevents( 'createaccount' ) ) { return $this->mBlock; } # bug 13611: if the IP address the user is trying to create an account from is # blocked with createaccount disabled, prevent new account creation there even # when the user is logged in if ( $this->mBlockedFromCreateAccount === false && !$this->isAllowed( 'ipblock-exempt' ) ) { $this->mBlockedFromCreateAccount = Block::newFromTarget( null, $this->getRequest()->getIP() ); } return $this->mBlockedFromCreateAccount instanceof Block && $this->mBlockedFromCreateAccount->prevents( 'createaccount' ) ? $this->mBlockedFromCreateAccount : false; } /** * Get whether the user is blocked from using Special:Emailuser. * @return bool */ public function isBlockedFromEmailuser() { $this->getBlockedStatus(); return $this->mBlock && $this->mBlock->prevents( 'sendemail' ); } /** * Get whether the user is allowed to create an account. * @return bool */ public function isAllowedToCreateAccount() { return $this->isAllowed( 'createaccount' ) && !$this->isBlockedFromCreateAccount(); } /** * Get this user's personal page title. * * @return Title User's personal page title */ public function getUserPage() { return Title::makeTitle( NS_USER, $this->getName() ); } /** * Get this user's talk page title. * * @return Title User's talk page title */ public function getTalkPage() { $title = $this->getUserPage(); return $title->getTalkPage(); } /** * Determine whether the user is a newbie. Newbies are either * anonymous IPs, or the most recently created accounts. * @return bool */ public function isNewbie() { return !$this->isAllowed( 'autoconfirmed' ); } /** * Check to see if the given clear-text password is one of the accepted passwords * @param string $password User password * @return bool True if the given password is correct, otherwise False */ public function checkPassword( $password ) { global $wgAuth, $wgLegacyEncoding; $this->loadPasswords(); // Some passwords will give a fatal Status, which means there is // some sort of technical or security reason for this password to // be completely invalid and should never be checked (e.g., T64685) if ( !$this->checkPasswordValidity( $password )->isOK() ) { return false; } // Certain authentication plugins do NOT want to save // domain passwords in a mysql database, so we should // check this (in case $wgAuth->strict() is false). if ( $wgAuth->authenticate( $this->getName(), $password ) ) { return true; } elseif ( $wgAuth->strict() ) { // Auth plugin doesn't allow local authentication return false; } elseif ( $wgAuth->strictUserAuth( $this->getName() ) ) { // Auth plugin doesn't allow local authentication for this user name return false; } if ( !$this->mPassword->equals( $password ) ) { if ( $wgLegacyEncoding ) { // Some wikis were converted from ISO 8859-1 to UTF-8, the passwords can't be converted // Check for this with iconv $cp1252Password = iconv( 'UTF-8', 'WINDOWS-1252//TRANSLIT', $password ); if ( $cp1252Password === $password || !$this->mPassword->equals( $cp1252Password ) ) { return false; } } else { return false; } } $passwordFactory = self::getPasswordFactory(); if ( $passwordFactory->needsUpdate( $this->mPassword ) && !wfReadOnly() ) { $this->mPassword = $passwordFactory->newFromPlaintext( $password ); $this->saveSettings(); } return true; } /** * Check if the given clear-text password matches the temporary password * sent by e-mail for password reset operations. * * @param string $plaintext * * @return bool True if matches, false otherwise */ public function checkTemporaryPassword( $plaintext ) { global $wgNewPasswordExpiry; $this->load(); $this->loadPasswords(); if ( $this->mNewpassword->equals( $plaintext ) ) { if ( is_null( $this->mNewpassTime ) ) { return true; } $expiry = wfTimestamp( TS_UNIX, $this->mNewpassTime ) + $wgNewPasswordExpiry; return ( time() < $expiry ); } else { return false; } } /** * Alias for getEditToken. * @deprecated since 1.19, use getEditToken instead. * * @param string|array $salt Array of Strings Optional function-specific data for hashing * @param WebRequest|null $request WebRequest object to use or null to use $wgRequest * @return string The new edit token */ public function editToken( $salt = '', $request = null ) { wfDeprecated( __METHOD__, '1.19' ); return $this->getEditToken( $salt, $request ); } /** * Internal implementation for self::getEditToken() and * self::matchEditToken(). * * @param string|array $salt * @param WebRequest $request * @param string|int $timestamp * @return string */ private function getEditTokenAtTimestamp( $salt, $request, $timestamp ) { if ( $this->isAnon() ) { return self::EDIT_TOKEN_SUFFIX; } else { $token = $request->getSessionData( 'wsEditToken' ); if ( $token === null ) { $token = MWCryptRand::generateHex( 32 ); $request->setSessionData( 'wsEditToken', $token ); } if ( is_array( $salt ) ) { $salt = implode( '|', $salt ); } return hash_hmac( 'md5', $timestamp . $salt, $token, false ) . dechex( $timestamp ) . self::EDIT_TOKEN_SUFFIX; } } /** * Initialize (if necessary) and return a session token value * which can be used in edit forms to show that the user's * login credentials aren't being hijacked with a foreign form * submission. * * @since 1.19 * * @param string|array $salt Array of Strings Optional function-specific data for hashing * @param WebRequest|null $request WebRequest object to use or null to use $wgRequest * @return string The new edit token */ public function getEditToken( $salt = '', $request = null ) { return $this->getEditTokenAtTimestamp( $salt, $request ?: $this->getRequest(), wfTimestamp() ); } /** * Generate a looking random token for various uses. * * @return string The new random token * @deprecated since 1.20: Use MWCryptRand for secure purposes or * wfRandomString for pseudo-randomness. */ public static function generateToken() { return MWCryptRand::generateHex( 32 ); } /** * Get the embedded timestamp from a token. * @param string $val Input token * @return int|null */ public static function getEditTokenTimestamp( $val ) { $suffixLen = strlen( self::EDIT_TOKEN_SUFFIX ); if ( strlen( $val ) <= 32 + $suffixLen ) { return null; } return hexdec( substr( $val, 32, -$suffixLen ) ); } /** * Check given value against the token value stored in the session. * A match should confirm that the form was submitted from the * user's own login session, not a form submission from a third-party * site. * * @param string $val Input value to compare * @param string $salt Optional function-specific data for hashing * @param WebRequest|null $request Object to use or null to use $wgRequest * @param int $maxage Fail tokens older than this, in seconds * @return bool Whether the token matches */ public function matchEditToken( $val, $salt = '', $request = null, $maxage = null ) { if ( $this->isAnon() ) { return $val === self::EDIT_TOKEN_SUFFIX; } $timestamp = self::getEditTokenTimestamp( $val ); if ( $timestamp === null ) { return false; } if ( $maxage !== null && $timestamp < wfTimestamp() - $maxage ) { // Expired token return false; } $sessionToken = $this->getEditTokenAtTimestamp( $salt, $request ?: $this->getRequest(), $timestamp ); if ( $val != $sessionToken ) { wfDebug( "User::matchEditToken: broken session data\n" ); } return hash_equals( $sessionToken, $val ); } /** * Check given value against the token value stored in the session, * ignoring the suffix. * * @param string $val Input value to compare * @param string $salt Optional function-specific data for hashing * @param WebRequest|null $request Object to use or null to use $wgRequest * @param int $maxage Fail tokens older than this, in seconds * @return bool Whether the token matches */ public function matchEditTokenNoSuffix( $val, $salt = '', $request = null, $maxage = null ) { $val = substr( $val, 0, strspn( $val, '0123456789abcdef' ) ) . self::EDIT_TOKEN_SUFFIX; return $this->matchEditToken( $val, $salt, $request, $maxage ); } /** * Generate a new e-mail confirmation token and send a confirmation/invalidation * mail to the user's given address. * * @param string $type Message to send, either "created", "changed" or "set" * @return Status */ public function sendConfirmationMail( $type = 'created' ) { global $wgLang; $expiration = null; // gets passed-by-ref and defined in next line. $token = $this->confirmationToken( $expiration ); $url = $this->confirmationTokenUrl( $token ); $invalidateURL = $this->invalidationTokenUrl( $token ); $this->saveSettings(); if ( $type == 'created' || $type === false ) { $message = 'confirmemail_body'; } elseif ( $type === true ) { $message = 'confirmemail_body_changed'; } else { // Messages: confirmemail_body_changed, confirmemail_body_set $message = 'confirmemail_body_' . $type; } return $this->sendMail( wfMessage( 'confirmemail_subject' )->text(), wfMessage( $message, $this->getRequest()->getIP(), $this->getName(), $url, $wgLang->timeanddate( $expiration, false ), $invalidateURL, $wgLang->date( $expiration, false ), $wgLang->time( $expiration, false ) )->text() ); } /** * Send an e-mail to this user's account. Does not check for * confirmed status or validity. * * @param string $subject Message subject * @param string $body Message body * @param User|null $from Optional sending user; if unspecified, default * $wgPasswordSender will be used. * @param string $replyto Reply-To address * @return Status */ public function sendMail( $subject, $body, $from = null, $replyto = null ) { global $wgPasswordSender; if ( $from instanceof User ) { $sender = MailAddress::newFromUser( $from ); } else { $sender = new MailAddress( $wgPasswordSender, wfMessage( 'emailsender' )->inContentLanguage()->text() ); } $to = MailAddress::newFromUser( $this ); return UserMailer::send( $to, $sender, $subject, $body, array( 'replyTo' => $replyto, ) ); } /** * Generate, store, and return a new e-mail confirmation code. * A hash (unsalted, since it's used as a key) is stored. * * @note Call saveSettings() after calling this function to commit * this change to the database. * * @param string &$expiration Accepts the expiration time * @return string New token */ protected function confirmationToken( &$expiration ) { global $wgUserEmailConfirmationTokenExpiry; $now = time(); $expires = $now + $wgUserEmailConfirmationTokenExpiry; $expiration = wfTimestamp( TS_MW, $expires ); $this->load(); $token = MWCryptRand::generateHex( 32 ); $hash = md5( $token ); $this->mEmailToken = $hash; $this->mEmailTokenExpires = $expiration; return $token; } /** * Return a URL the user can use to confirm their email address. * @param string $token Accepts the email confirmation token * @return string New token URL */ protected function confirmationTokenUrl( $token ) { return $this->getTokenUrl( 'ConfirmEmail', $token ); } /** * Return a URL the user can use to invalidate their email address. * @param string $token Accepts the email confirmation token * @return string New token URL */ protected function invalidationTokenUrl( $token ) { return $this->getTokenUrl( 'InvalidateEmail', $token ); } /** * Internal function to format the e-mail validation/invalidation URLs. * This uses a quickie hack to use the * hardcoded English names of the Special: pages, for ASCII safety. * * @note Since these URLs get dropped directly into emails, using the * short English names avoids insanely long URL-encoded links, which * also sometimes can get corrupted in some browsers/mailers * (bug 6957 with Gmail and Internet Explorer). * * @param string $page Special page * @param string $token Token * @return string Formatted URL */ protected function getTokenUrl( $page, $token ) { // Hack to bypass localization of 'Special:' $title = Title::makeTitle( NS_MAIN, "Special:$page/$token" ); return $title->getCanonicalURL(); } /** * Mark the e-mail address confirmed. * * @note Call saveSettings() after calling this function to commit the change. * * @return bool */ public function confirmEmail() { // Check if it's already confirmed, so we don't touch the database // and fire the ConfirmEmailComplete hook on redundant confirmations. if ( !$this->isEmailConfirmed() ) { $this->setEmailAuthenticationTimestamp( wfTimestampNow() ); Hooks::run( 'ConfirmEmailComplete', array( $this ) ); } return true; } /** * Invalidate the user's e-mail confirmation, and unauthenticate the e-mail * address if it was already confirmed. * * @note Call saveSettings() after calling this function to commit the change. * @return bool Returns true */ public function invalidateEmail() { $this->load(); $this->mEmailToken = null; $this->mEmailTokenExpires = null; $this->setEmailAuthenticationTimestamp( null ); $this->mEmail = ''; Hooks::run( 'InvalidateEmailComplete', array( $this ) ); return true; } /** * Set the e-mail authentication timestamp. * @param string $timestamp TS_MW timestamp */ public function setEmailAuthenticationTimestamp( $timestamp ) { $this->load(); $this->mEmailAuthenticated = $timestamp; Hooks::run( 'UserSetEmailAuthenticationTimestamp', array( $this, &$this->mEmailAuthenticated ) ); } /** * Is this user allowed to send e-mails within limits of current * site configuration? * @return bool */ public function canSendEmail() { global $wgEnableEmail, $wgEnableUserEmail; if ( !$wgEnableEmail || !$wgEnableUserEmail || !$this->isAllowed( 'sendemail' ) ) { return false; } $canSend = $this->isEmailConfirmed(); Hooks::run( 'UserCanSendEmail', array( &$this, &$canSend ) ); return $canSend; } /** * Is this user allowed to receive e-mails within limits of current * site configuration? * @return bool */ public function canReceiveEmail() { return $this->isEmailConfirmed() && !$this->getOption( 'disablemail' ); } /** * Is this user's e-mail address valid-looking and confirmed within * limits of the current site configuration? * * @note If $wgEmailAuthentication is on, this may require the user to have * confirmed their address by returning a code or using a password * sent to the address from the wiki. * * @return bool */ public function isEmailConfirmed() { global $wgEmailAuthentication; $this->load(); $confirmed = true; if ( Hooks::run( 'EmailConfirmed', array( &$this, &$confirmed ) ) ) { if ( $this->isAnon() ) { return false; } if ( !Sanitizer::validateEmail( $this->mEmail ) ) { return false; } if ( $wgEmailAuthentication && !$this->getEmailAuthenticationTimestamp() ) { return false; } return true; } else { return $confirmed; } } /** * Check whether there is an outstanding request for e-mail confirmation. * @return bool */ public function isEmailConfirmationPending() { global $wgEmailAuthentication; return $wgEmailAuthentication && !$this->isEmailConfirmed() && $this->mEmailToken && $this->mEmailTokenExpires > wfTimestamp(); } /** * Get the timestamp of account creation. * * @return string|bool|null Timestamp of account creation, false for * non-existent/anonymous user accounts, or null if existing account * but information is not in database. */ public function getRegistration() { if ( $this->isAnon() ) { return false; } $this->load(); return $this->mRegistration; } /** * Get the timestamp of the first edit * * @return string|bool Timestamp of first edit, or false for * non-existent/anonymous user accounts. */ public function getFirstEditTimestamp() { if ( $this->getId() == 0 ) { return false; // anons } $dbr = wfGetDB( DB_SLAVE ); $time = $dbr->selectField( 'revision', 'rev_timestamp', array( 'rev_user' => $this->getId() ), __METHOD__, array( 'ORDER BY' => 'rev_timestamp ASC' ) ); if ( !$time ) { return false; // no edits } return wfTimestamp( TS_MW, $time ); } /** * Get the permissions associated with a given list of groups * * @param array $groups Array of Strings List of internal group names * @return array Array of Strings List of permission key names for given groups combined */ public static function getGroupPermissions( $groups ) { global $wgGroupPermissions, $wgRevokePermissions; $rights = array(); // grant every granted permission first foreach ( $groups as $group ) { if ( isset( $wgGroupPermissions[$group] ) ) { $rights = array_merge( $rights, // array_filter removes empty items array_keys( array_filter( $wgGroupPermissions[$group] ) ) ); } } // now revoke the revoked permissions foreach ( $groups as $group ) { if ( isset( $wgRevokePermissions[$group] ) ) { $rights = array_diff( $rights, array_keys( array_filter( $wgRevokePermissions[$group] ) ) ); } } return array_unique( $rights ); } /** * Get all the groups who have a given permission * * @param string $role Role to check * @return array Array of Strings List of internal group names with the given permission */ public static function getGroupsWithPermission( $role ) { global $wgGroupPermissions; $allowedGroups = array(); foreach ( array_keys( $wgGroupPermissions ) as $group ) { if ( self::groupHasPermission( $group, $role ) ) { $allowedGroups[] = $group; } } return $allowedGroups; } /** * Check, if the given group has the given permission * * If you're wanting to check whether all users have a permission, use * User::isEveryoneAllowed() instead. That properly checks if it's revoked * from anyone. * * @since 1.21 * @param string $group Group to check * @param string $role Role to check * @return bool */ public static function groupHasPermission( $group, $role ) { global $wgGroupPermissions, $wgRevokePermissions; return isset( $wgGroupPermissions[$group][$role] ) && $wgGroupPermissions[$group][$role] && !( isset( $wgRevokePermissions[$group][$role] ) && $wgRevokePermissions[$group][$role] ); } /** * Check if all users have the given permission * * @since 1.22 * @param string $right Right to check * @return bool */ public static function isEveryoneAllowed( $right ) { global $wgGroupPermissions, $wgRevokePermissions; static $cache = array(); // Use the cached results, except in unit tests which rely on // being able change the permission mid-request if ( isset( $cache[$right] ) && !defined( 'MW_PHPUNIT_TEST' ) ) { return $cache[$right]; } if ( !isset( $wgGroupPermissions['*'][$right] ) || !$wgGroupPermissions['*'][$right] ) { $cache[$right] = false; return false; } // If it's revoked anywhere, then everyone doesn't have it foreach ( $wgRevokePermissions as $rights ) { if ( isset( $rights[$right] ) && $rights[$right] ) { $cache[$right] = false; return false; } } // Allow extensions (e.g. OAuth) to say false if ( !Hooks::run( 'UserIsEveryoneAllowed', array( $right ) ) ) { $cache[$right] = false; return false; } $cache[$right] = true; return true; } /** * Get the localized descriptive name for a group, if it exists * * @param string $group Internal group name * @return string Localized descriptive group name */ public static function getGroupName( $group ) { $msg = wfMessage( "group-$group" ); return $msg->isBlank() ? $group : $msg->text(); } /** * Get the localized descriptive name for a member of a group, if it exists * * @param string $group Internal group name * @param string $username Username for gender (since 1.19) * @return string Localized name for group member */ public static function getGroupMember( $group, $username = '#' ) { $msg = wfMessage( "group-$group-member", $username ); return $msg->isBlank() ? $group : $msg->text(); } /** * Return the set of defined explicit groups. * The implicit groups (by default *, 'user' and 'autoconfirmed') * are not included, as they are defined automatically, not in the database. * @return array Array of internal group names */ public static function getAllGroups() { global $wgGroupPermissions, $wgRevokePermissions; return array_diff( array_merge( array_keys( $wgGroupPermissions ), array_keys( $wgRevokePermissions ) ), self::getImplicitGroups() ); } /** * Get a list of all available permissions. * @return string[] Array of permission names */ public static function getAllRights() { if ( self::$mAllRights === false ) { global $wgAvailableRights; if ( count( $wgAvailableRights ) ) { self::$mAllRights = array_unique( array_merge( self::$mCoreRights, $wgAvailableRights ) ); } else { self::$mAllRights = self::$mCoreRights; } Hooks::run( 'UserGetAllRights', array( &self::$mAllRights ) ); } return self::$mAllRights; } /** * Get a list of implicit groups * @return array Array of Strings Array of internal group names */ public static function getImplicitGroups() { global $wgImplicitGroups; $groups = $wgImplicitGroups; # Deprecated, use $wgImplicitGroups instead Hooks::run( 'UserGetImplicitGroups', array( &$groups ), '1.25' ); return $groups; } /** * Get the title of a page describing a particular group * * @param string $group Internal group name * @return Title|bool Title of the page if it exists, false otherwise */ public static function getGroupPage( $group ) { $msg = wfMessage( 'grouppage-' . $group )->inContentLanguage(); if ( $msg->exists() ) { $title = Title::newFromText( $msg->text() ); if ( is_object( $title ) ) { return $title; } } return false; } /** * Create a link to the group in HTML, if available; * else return the group name. * * @param string $group Internal name of the group * @param string $text The text of the link * @return string HTML link to the group */ public static function makeGroupLinkHTML( $group, $text = '' ) { if ( $text == '' ) { $text = self::getGroupName( $group ); } $title = self::getGroupPage( $group ); if ( $title ) { return Linker::link( $title, htmlspecialchars( $text ) ); } else { return htmlspecialchars( $text ); } } /** * Create a link to the group in Wikitext, if available; * else return the group name. * * @param string $group Internal name of the group * @param string $text The text of the link * @return string Wikilink to the group */ public static function makeGroupLinkWiki( $group, $text = '' ) { if ( $text == '' ) { $text = self::getGroupName( $group ); } $title = self::getGroupPage( $group ); if ( $title ) { $page = $title->getFullText(); return "[[$page|$text]]"; } else { return $text; } } /** * Returns an array of the groups that a particular group can add/remove. * * @param string $group The group to check for whether it can add/remove * @return array Array( 'add' => array( addablegroups ), * 'remove' => array( removablegroups ), * 'add-self' => array( addablegroups to self), * 'remove-self' => array( removable groups from self) ) */ public static function changeableByGroup( $group ) { global $wgAddGroups, $wgRemoveGroups, $wgGroupsAddToSelf, $wgGroupsRemoveFromSelf; $groups = array( 'add' => array(), 'remove' => array(), 'add-self' => array(), 'remove-self' => array() ); if ( empty( $wgAddGroups[$group] ) ) { // Don't add anything to $groups } elseif ( $wgAddGroups[$group] === true ) { // You get everything $groups['add'] = self::getAllGroups(); } elseif ( is_array( $wgAddGroups[$group] ) ) { $groups['add'] = $wgAddGroups[$group]; } // Same thing for remove if ( empty( $wgRemoveGroups[$group] ) ) { // Do nothing } elseif ( $wgRemoveGroups[$group] === true ) { $groups['remove'] = self::getAllGroups(); } elseif ( is_array( $wgRemoveGroups[$group] ) ) { $groups['remove'] = $wgRemoveGroups[$group]; } // Re-map numeric keys of AddToSelf/RemoveFromSelf to the 'user' key for backwards compatibility if ( empty( $wgGroupsAddToSelf['user'] ) || $wgGroupsAddToSelf['user'] !== true ) { foreach ( $wgGroupsAddToSelf as $key => $value ) { if ( is_int( $key ) ) { $wgGroupsAddToSelf['user'][] = $value; } } } if ( empty( $wgGroupsRemoveFromSelf['user'] ) || $wgGroupsRemoveFromSelf['user'] !== true ) { foreach ( $wgGroupsRemoveFromSelf as $key => $value ) { if ( is_int( $key ) ) { $wgGroupsRemoveFromSelf['user'][] = $value; } } } // Now figure out what groups the user can add to him/herself if ( empty( $wgGroupsAddToSelf[$group] ) ) { // Do nothing } elseif ( $wgGroupsAddToSelf[$group] === true ) { // No idea WHY this would be used, but it's there $groups['add-self'] = User::getAllGroups(); } elseif ( is_array( $wgGroupsAddToSelf[$group] ) ) { $groups['add-self'] = $wgGroupsAddToSelf[$group]; } if ( empty( $wgGroupsRemoveFromSelf[$group] ) ) { // Do nothing } elseif ( $wgGroupsRemoveFromSelf[$group] === true ) { $groups['remove-self'] = User::getAllGroups(); } elseif ( is_array( $wgGroupsRemoveFromSelf[$group] ) ) { $groups['remove-self'] = $wgGroupsRemoveFromSelf[$group]; } return $groups; } /** * Returns an array of groups that this user can add and remove * @return array Array( 'add' => array( addablegroups ), * 'remove' => array( removablegroups ), * 'add-self' => array( addablegroups to self), * 'remove-self' => array( removable groups from self) ) */ public function changeableGroups() { if ( $this->isAllowed( 'userrights' ) ) { // This group gives the right to modify everything (reverse- // compatibility with old "userrights lets you change // everything") // Using array_merge to make the groups reindexed $all = array_merge( User::getAllGroups() ); return array( 'add' => $all, 'remove' => $all, 'add-self' => array(), 'remove-self' => array() ); } // Okay, it's not so simple, we will have to go through the arrays $groups = array( 'add' => array(), 'remove' => array(), 'add-self' => array(), 'remove-self' => array() ); $addergroups = $this->getEffectiveGroups(); foreach ( $addergroups as $addergroup ) { $groups = array_merge_recursive( $groups, $this->changeableByGroup( $addergroup ) ); $groups['add'] = array_unique( $groups['add'] ); $groups['remove'] = array_unique( $groups['remove'] ); $groups['add-self'] = array_unique( $groups['add-self'] ); $groups['remove-self'] = array_unique( $groups['remove-self'] ); } return $groups; } /** * Deferred version of incEditCountImmediate() */ public function incEditCount() { $that = $this; wfGetDB( DB_MASTER )->onTransactionPreCommitOrIdle( function() use ( $that ) { $that->incEditCountImmediate(); } ); } /** * Increment the user's edit-count field. * Will have no effect for anonymous users. * @since 1.26 */ public function incEditCountImmediate() { if ( $this->isAnon() ) { return; } $dbw = wfGetDB( DB_MASTER ); // No rows will be "affected" if user_editcount is NULL $dbw->update( 'user', array( 'user_editcount=user_editcount+1' ), array( 'user_id' => $this->getId() ), __METHOD__ ); // Lazy initialization check... if ( $dbw->affectedRows() == 0 ) { // Now here's a goddamn hack... $dbr = wfGetDB( DB_SLAVE ); if ( $dbr !== $dbw ) { // If we actually have a slave server, the count is // at least one behind because the current transaction // has not been committed and replicated. $this->initEditCount( 1 ); } else { // But if DB_SLAVE is selecting the master, then the // count we just read includes the revision that was // just added in the working transaction. $this->initEditCount(); } } // Edit count in user cache too $this->invalidateCache(); } /** * Initialize user_editcount from data out of the revision table * * @param int $add Edits to add to the count from the revision table * @return int Number of edits */ protected function initEditCount( $add = 0 ) { // Pull from a slave to be less cruel to servers // Accuracy isn't the point anyway here $dbr = wfGetDB( DB_SLAVE ); $count = (int)$dbr->selectField( 'revision', 'COUNT(rev_user)', array( 'rev_user' => $this->getId() ), __METHOD__ ); $count = $count + $add; $dbw = wfGetDB( DB_MASTER ); $dbw->update( 'user', array( 'user_editcount' => $count ), array( 'user_id' => $this->getId() ), __METHOD__ ); return $count; } /** * Get the description of a given right * * @param string $right Right to query * @return string Localized description of the right */ public static function getRightDescription( $right ) { $key = "right-$right"; $msg = wfMessage( $key ); return $msg->isBlank() ? $right : $msg->text(); } /** * Make a new-style password hash * * @param string $password Plain-text password * @param bool|string $salt Optional salt, may be random or the user ID. * If unspecified or false, will generate one automatically * @return string Password hash * @deprecated since 1.24, use Password class */ public static function crypt( $password, $salt = false ) { wfDeprecated( __METHOD__, '1.24' ); $hash = self::getPasswordFactory()->newFromPlaintext( $password ); return $hash->toString(); } /** * Compare a password hash with a plain-text password. Requires the user * ID if there's a chance that the hash is an old-style hash. * * @param string $hash Password hash * @param string $password Plain-text password to compare * @param string|bool $userId User ID for old-style password salt * * @return bool * @deprecated since 1.24, use Password class */ public static function comparePasswords( $hash, $password, $userId = false ) { wfDeprecated( __METHOD__, '1.24' ); // Check for *really* old password hashes that don't even have a type // The old hash format was just an md5 hex hash, with no type information if ( preg_match( '/^[0-9a-f]{32}$/', $hash ) ) { global $wgPasswordSalt; if ( $wgPasswordSalt ) { $password = ":B:{$userId}:{$hash}"; } else { $password = ":A:{$hash}"; } } $hash = self::getPasswordFactory()->newFromCiphertext( $hash ); return $hash->equals( $password ); } /** * Add a newuser log entry for this user. * Before 1.19 the return value was always true. * * @param string|bool $action Account creation type. * - String, one of the following values: * - 'create' for an anonymous user creating an account for himself. * This will force the action's performer to be the created user itself, * no matter the value of $wgUser * - 'create2' for a logged in user creating an account for someone else * - 'byemail' when the created user will receive its password by e-mail * - 'autocreate' when the user is automatically created (such as by CentralAuth). * - Boolean means whether the account was created by e-mail (deprecated): * - true will be converted to 'byemail' * - false will be converted to 'create' if this object is the same as * $wgUser and to 'create2' otherwise * * @param string $reason User supplied reason * * @return int|bool True if not $wgNewUserLog; otherwise ID of log item or 0 on failure */ public function addNewUserLogEntry( $action = false, $reason = '' ) { global $wgUser, $wgNewUserLog; if ( empty( $wgNewUserLog ) ) { return true; // disabled } if ( $action === true ) { $action = 'byemail'; } elseif ( $action === false ) { if ( $this->equals( $wgUser ) ) { $action = 'create'; } else { $action = 'create2'; } } if ( $action === 'create' || $action === 'autocreate' ) { $performer = $this; } else { $performer = $wgUser; } $logEntry = new ManualLogEntry( 'newusers', $action ); $logEntry->setPerformer( $performer ); $logEntry->setTarget( $this->getUserPage() ); $logEntry->setComment( $reason ); $logEntry->setParameters( array( '4::userid' => $this->getId(), ) ); $logid = $logEntry->insert(); if ( $action !== 'autocreate' ) { $logEntry->publish( $logid ); } return (int)$logid; } /** * Add an autocreate newuser log entry for this user * Used by things like CentralAuth and perhaps other authplugins. * Consider calling addNewUserLogEntry() directly instead. * * @return bool */ public function addNewUserLogEntryAutoCreate() { $this->addNewUserLogEntry( 'autocreate' ); return true; } /** * Load the user options either from cache, the database or an array * * @param array $data Rows for the current user out of the user_properties table */ protected function loadOptions( $data = null ) { global $wgContLang; $this->load(); if ( $this->mOptionsLoaded ) { return; } $this->mOptions = self::getDefaultOptions(); if ( !$this->getId() ) { // For unlogged-in users, load language/variant options from request. // There's no need to do it for logged-in users: they can set preferences, // and handling of page content is done by $pageLang->getPreferredVariant() and such, // so don't override user's choice (especially when the user chooses site default). $variant = $wgContLang->getDefaultVariant(); $this->mOptions['variant'] = $variant; $this->mOptions['language'] = $variant; $this->mOptionsLoaded = true; return; } // Maybe load from the object if ( !is_null( $this->mOptionOverrides ) ) { wfDebug( "User: loading options for user " . $this->getId() . " from override cache.\n" ); foreach ( $this->mOptionOverrides as $key => $value ) { $this->mOptions[$key] = $value; } } else { if ( !is_array( $data ) ) { wfDebug( "User: loading options for user " . $this->getId() . " from database.\n" ); // Load from database $dbr = ( $this->queryFlagsUsed & self::READ_LATEST ) ? wfGetDB( DB_MASTER ) : wfGetDB( DB_SLAVE ); $res = $dbr->select( 'user_properties', array( 'up_property', 'up_value' ), array( 'up_user' => $this->getId() ), __METHOD__ ); $this->mOptionOverrides = array(); $data = array(); foreach ( $res as $row ) { $data[$row->up_property] = $row->up_value; } } foreach ( $data as $property => $value ) { $this->mOptionOverrides[$property] = $value; $this->mOptions[$property] = $value; } } $this->mOptionsLoaded = true; Hooks::run( 'UserLoadOptions', array( $this, &$this->mOptions ) ); } /** * Saves the non-default options for this user, as previously set e.g. via * setOption(), in the database's "user_properties" (preferences) table. * Usually used via saveSettings(). */ protected function saveOptions() { $this->loadOptions(); // Not using getOptions(), to keep hidden preferences in database $saveOptions = $this->mOptions; // Allow hooks to abort, for instance to save to a global profile. // Reset options to default state before saving. if ( !Hooks::run( 'UserSaveOptions', array( $this, &$saveOptions ) ) ) { return; } $userId = $this->getId(); $insert_rows = array(); // all the new preference rows foreach ( $saveOptions as $key => $value ) { // Don't bother storing default values $defaultOption = self::getDefaultOption( $key ); if ( ( $defaultOption === null && $value !== false && $value !== null ) || $value != $defaultOption ) { $insert_rows[] = array( 'up_user' => $userId, 'up_property' => $key, 'up_value' => $value, ); } } $dbw = wfGetDB( DB_MASTER ); $res = $dbw->select( 'user_properties', array( 'up_property', 'up_value' ), array( 'up_user' => $userId ), __METHOD__ ); // Find prior rows that need to be removed or updated. These rows will // all be deleted (the later so that INSERT IGNORE applies the new values). $keysDelete = array(); foreach ( $res as $row ) { if ( !isset( $saveOptions[$row->up_property] ) || strcmp( $saveOptions[$row->up_property], $row->up_value ) != 0 ) { $keysDelete[] = $row->up_property; } } if ( count( $keysDelete ) ) { // Do the DELETE by PRIMARY KEY for prior rows. // In the past a very large portion of calls to this function are for setting // 'rememberpassword' for new accounts (a preference that has since been removed). // Doing a blanket per-user DELETE for new accounts with no rows in the table // caused gap locks on [max user ID,+infinity) which caused high contention since // updates would pile up on each other as they are for higher (newer) user IDs. // It might not be necessary these days, but it shouldn't hurt either. $dbw->delete( 'user_properties', array( 'up_user' => $userId, 'up_property' => $keysDelete ), __METHOD__ ); } // Insert the new preference rows $dbw->insert( 'user_properties', $insert_rows, __METHOD__, array( 'IGNORE' ) ); } /** * Lazily instantiate and return a factory object for making passwords * * @return PasswordFactory */ public static function getPasswordFactory() { if ( self::$mPasswordFactory === null ) { self::$mPasswordFactory = new PasswordFactory(); self::$mPasswordFactory->init( RequestContext::getMain()->getConfig() ); } return self::$mPasswordFactory; } /** * Provide an array of HTML5 attributes to put on an input element * intended for the user to enter a new password. This may include * required, title, and/or pattern, depending on $wgMinimalPasswordLength. * * Do *not* use this when asking the user to enter his current password! * Regardless of configuration, users may have invalid passwords for whatever * reason (e.g., they were set before requirements were tightened up). * Only use it when asking for a new password, like on account creation or * ResetPass. * * Obviously, you still need to do server-side checking. * * NOTE: A combination of bugs in various browsers means that this function * actually just returns array() unconditionally at the moment. May as * well keep it around for when the browser bugs get fixed, though. * * @todo FIXME: This does not belong here; put it in Html or Linker or somewhere * * @return array Array of HTML attributes suitable for feeding to * Html::element(), directly or indirectly. (Don't feed to Xml::*()! * That will get confused by the boolean attribute syntax used.) */ public static function passwordChangeInputAttribs() { global $wgMinimalPasswordLength; if ( $wgMinimalPasswordLength == 0 ) { return array(); } # Note that the pattern requirement will always be satisfied if the # input is empty, so we need required in all cases. # # @todo FIXME: Bug 23769: This needs to not claim the password is required # if e-mail confirmation is being used. Since HTML5 input validation # is b0rked anyway in some browsers, just return nothing. When it's # re-enabled, fix this code to not output required for e-mail # registration. #$ret = array( 'required' ); $ret = array(); # We can't actually do this right now, because Opera 9.6 will print out # the entered password visibly in its error message! When other # browsers add support for this attribute, or Opera fixes its support, # we can add support with a version check to avoid doing this on Opera # versions where it will be a problem. Reported to Opera as # DSK-262266, but they don't have a public bug tracker for us to follow. /* if ( $wgMinimalPasswordLength > 1 ) { $ret['pattern'] = '.{' . intval( $wgMinimalPasswordLength ) . ',}'; $ret['title'] = wfMessage( 'passwordtooshort' ) ->numParams( $wgMinimalPasswordLength )->text(); } */ return $ret; } /** * Return the list of user fields that should be selected to create * a new user object. * @return array */ public static function selectFields() { return array( 'user_id', 'user_name', 'user_real_name', 'user_email', 'user_touched', 'user_token', 'user_email_authenticated', 'user_email_token', 'user_email_token_expires', 'user_registration', 'user_editcount', ); } /** * Factory function for fatal permission-denied errors * * @since 1.22 * @param string $permission User right required * @return Status */ static function newFatalPermissionDeniedStatus( $permission ) { global $wgLang; $groups = array_map( array( 'User', 'makeGroupLinkWiki' ), User::getGroupsWithPermission( $permission ) ); if ( $groups ) { return Status::newFatal( 'badaccess-groups', $wgLang->commaList( $groups ), count( $groups ) ); } else { return Status::newFatal( 'badaccess-group0' ); } } /** * Checks if two user objects point to the same user. * * @since 1.25 * @param User $user * @return bool */ public function equals( User $user ) { return $this->getName() === $user->getName(); } }