<?php /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ /** * The PEAR DB driver for PHP's mysql extension * for interacting with MySQL databases * * PHP versions 4 and 5 * * LICENSE: This source file is subject to version 3.0 of the PHP license * that is available through the world-wide-web at the following URI: * http://www.php.net/license/3_0.txt. If you did not receive a copy of * the PHP License and are unable to obtain it through the web, please * send a note to license@php.net so we can mail you a copy immediately. * * @category Database * @package DB * @author Stig Bakken <ssb@php.net> * @author Daniel Convissor <danielc@php.net> * @copyright 1997-2007 The PHP Group * @license http://www.php.net/license/3_0.txt PHP License 3.0 * @version CVS: $Id: mysql.php,v 1.126 2007/09/21 13:32:52 aharvey Exp $ * @link http://pear.php.net/package/DB */ /** * Obtain the DB_common class so it can be extended from */ require_once 'DB/common.php'; /** * The methods PEAR DB uses to interact with PHP's mysql extension * for interacting with MySQL databases * * These methods overload the ones declared in DB_common. * * @category Database * @package DB * @author Stig Bakken <ssb@php.net> * @author Daniel Convissor <danielc@php.net> * @copyright 1997-2007 The PHP Group * @license http://www.php.net/license/3_0.txt PHP License 3.0 * @version Release: 1.7.14RC1 * @link http://pear.php.net/package/DB */ class DB_mysql extends DB_common { // {{{ properties /** * The DB driver type (mysql, oci8, odbc, etc.) * @var string */ var $phptype = 'mysql'; /** * The database syntax variant to be used (db2, access, etc.), if any * @var string */ var $dbsyntax = 'mysql'; /** * The capabilities of this DB implementation * * The 'new_link' element contains the PHP version that first provided * new_link support for this DBMS. Contains false if it's unsupported. * * Meaning of the 'limit' element: * + 'emulate' = emulate with fetch row by number * + 'alter' = alter the query * + false = skip rows * * @var array */ var $features = array( 'limit' => 'alter', 'new_link' => '4.2.0', 'numrows' => true, 'pconnect' => true, 'prepare' => false, 'ssl' => false, 'transactions' => true, ); /** * A mapping of native error codes to DB error codes * @var array */ var $errorcode_map = array( 1004 => DB_ERROR_CANNOT_CREATE, 1005 => DB_ERROR_CANNOT_CREATE, 1006 => DB_ERROR_CANNOT_CREATE, 1007 => DB_ERROR_ALREADY_EXISTS, 1008 => DB_ERROR_CANNOT_DROP, 1022 => DB_ERROR_ALREADY_EXISTS, 1044 => DB_ERROR_ACCESS_VIOLATION, 1046 => DB_ERROR_NODBSELECTED, 1048 => DB_ERROR_CONSTRAINT, 1049 => DB_ERROR_NOSUCHDB, 1050 => DB_ERROR_ALREADY_EXISTS, 1051 => DB_ERROR_NOSUCHTABLE, 1054 => DB_ERROR_NOSUCHFIELD, 1061 => DB_ERROR_ALREADY_EXISTS, 1062 => DB_ERROR_ALREADY_EXISTS, 1064 => DB_ERROR_SYNTAX, 1091 => DB_ERROR_NOT_FOUND, 1100 => DB_ERROR_NOT_LOCKED, 1136 => DB_ERROR_VALUE_COUNT_ON_ROW, 1142 => DB_ERROR_ACCESS_VIOLATION, 1146 => DB_ERROR_NOSUCHTABLE, 1216 => DB_ERROR_CONSTRAINT, 1217 => DB_ERROR_CONSTRAINT, 1356 => DB_ERROR_DIVZERO, 1451 => DB_ERROR_CONSTRAINT, 1452 => DB_ERROR_CONSTRAINT, ); /** * The raw database connection created by PHP * @var resource */ var $connection; /** * The DSN information for connecting to a database * @var array */ var $dsn = array(); /** * Should data manipulation queries be committed automatically? * @var bool * @access private */ var $autocommit = true; /** * The quantity of transactions begun * * {@internal While this is private, it can't actually be designated * private in PHP 5 because it is directly accessed in the test suite.}} * * @var integer * @access private */ var $transaction_opcount = 0; /** * The database specified in the DSN * * It's a fix to allow calls to different databases in the same script. * * @var string * @access private */ var $_db = ''; // }}} // {{{ constructor /** * This constructor calls <kbd>$this->DB_common()</kbd> * * @return void */ function DB_mysql() { $this->DB_common(); } // }}} // {{{ connect() /** * Connect to the database server, log in and open the database * * Don't call this method directly. Use DB::connect() instead. * * PEAR DB's mysql driver supports the following extra DSN options: * + new_link If set to true, causes subsequent calls to connect() * to return a new connection link instead of the * existing one. WARNING: this is not portable to * other DBMS's. Available since PEAR DB 1.7.0. * + client_flags Any combination of MYSQL_CLIENT_* constants. * Only used if PHP is at version 4.3.0 or greater. * Available since PEAR DB 1.7.0. * * @param array $dsn the data source name * @param bool $persistent should the connection be persistent? * * @return int DB_OK on success. A DB_Error object on failure. */ function connect($dsn, $persistent = false) { if (!PEAR::loadExtension('mysql')) { return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); } $this->dsn = $dsn; if ($dsn['dbsyntax']) { $this->dbsyntax = $dsn['dbsyntax']; } $params = array(); if ($dsn['protocol'] && $dsn['protocol'] == 'unix') { $params[0] = ':' . $dsn['socket']; } else { $params[0] = $dsn['hostspec'] ? $dsn['hostspec'] : 'localhost'; if ($dsn['port']) { $params[0] .= ':' . $dsn['port']; } } $params[] = $dsn['username'] ? $dsn['username'] : null; $params[] = $dsn['password'] ? $dsn['password'] : null; if (!$persistent) { if (isset($dsn['new_link']) && ($dsn['new_link'] == 'true' || $dsn['new_link'] === true)) { $params[] = true; } else { $params[] = false; } } if (version_compare(phpversion(), '4.3.0', '>=')) { $params[] = isset($dsn['client_flags']) ? $dsn['client_flags'] : null; } $connect_function = $persistent ? 'mysql_pconnect' : 'mysql_connect'; $ini = ini_get('track_errors'); $php_errormsg = ''; if ($ini) { $this->connection = @call_user_func_array($connect_function, $params); } else { @ini_set('track_errors', 1); $this->connection = @call_user_func_array($connect_function, $params); @ini_set('track_errors', $ini); } if (!$this->connection) { if (($err = @mysql_error()) != '') { return $this->raiseError(DB_ERROR_CONNECT_FAILED, null, null, null, $err); } else { return $this->raiseError(DB_ERROR_CONNECT_FAILED, null, null, null, $php_errormsg); } } if ($dsn['database']) { if (!@mysql_select_db($dsn['database'], $this->connection)) { return $this->mysqlRaiseError(); } $this->_db = $dsn['database']; } return DB_OK; } // }}} // {{{ disconnect() /** * Disconnects from the database server * * @return bool TRUE on success, FALSE on failure */ function disconnect() { $ret = @mysql_close($this->connection); $this->connection = null; return $ret; } // }}} // {{{ simpleQuery() /** * Sends a query to the database server * * Generally uses mysql_query(). If you want to use * mysql_unbuffered_query() set the "result_buffering" option to 0 using * setOptions(). This option was added in Release 1.7.0. * * @param string the SQL query string * * @return mixed + a PHP result resrouce for successful SELECT queries * + the DB_OK constant for other successful queries * + a DB_Error object on failure */ function simpleQuery($query) { $ismanip = $this->_checkManip($query); $this->last_query = $query; $query = $this->modifyQuery($query); if ($this->_db) { if (!@mysql_select_db($this->_db, $this->connection)) { return $this->mysqlRaiseError(DB_ERROR_NODBSELECTED); } } if (!$this->autocommit && $ismanip) { if ($this->transaction_opcount == 0) { $result = @mysql_query('SET AUTOCOMMIT=0', $this->connection); $result = @mysql_query('BEGIN', $this->connection); if (!$result) { return $this->mysqlRaiseError(); } } $this->transaction_opcount++; } if (!$this->options['result_buffering']) { $result = @mysql_unbuffered_query($query, $this->connection); } else { $result = @mysql_query($query, $this->connection); } if (!$result) { return $this->mysqlRaiseError(); } if (is_resource($result)) { return $result; } return DB_OK; } // }}} // {{{ nextResult() /** * Move the internal mysql result pointer to the next available result * * This method has not been implemented yet. * * @param a valid sql result resource * * @return false */ function nextResult($result) { return false; } // }}} // {{{ fetchInto() /** * Places a row from the result set into the given array * * Formating of the array and the data therein are configurable. * See DB_result::fetchInto() for more information. * * This method is not meant to be called directly. Use * DB_result::fetchInto() instead. It can't be declared "protected" * because DB_result is a separate object. * * @param resource $result the query result resource * @param array $arr the referenced array to put the data in * @param int $fetchmode how the resulting array should be indexed * @param int $rownum the row number to fetch (0 = first row) * * @return mixed DB_OK on success, NULL when the end of a result set is * reached or on failure * * @see DB_result::fetchInto() */ function fetchInto($result, &$arr, $fetchmode, $rownum = null) { if ($rownum !== null) { if (!@mysql_data_seek($result, $rownum)) { return null; } } if ($fetchmode & DB_FETCHMODE_ASSOC) { $arr = @mysql_fetch_array($result, MYSQL_ASSOC); if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) { $arr = array_change_key_case($arr, CASE_LOWER); } } else { $arr = @mysql_fetch_row($result); } if (!$arr) { return null; } if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { /* * Even though this DBMS already trims output, we do this because * a field might have intentional whitespace at the end that * gets removed by DB_PORTABILITY_RTRIM under another driver. */ $this->_rtrimArrayValues($arr); } if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { $this->_convertNullArrayValuesToEmpty($arr); } return DB_OK; } // }}} // {{{ freeResult() /** * Deletes the result set and frees the memory occupied by the result set * * This method is not meant to be called directly. Use * DB_result::free() instead. It can't be declared "protected" * because DB_result is a separate object. * * @param resource $result PHP's query result resource * * @return bool TRUE on success, FALSE if $result is invalid * * @see DB_result::free() */ function freeResult($result) { return is_resource($result) ? mysql_free_result($result) : false; } // }}} // {{{ numCols() /** * Gets the number of columns in a result set * * This method is not meant to be called directly. Use * DB_result::numCols() instead. It can't be declared "protected" * because DB_result is a separate object. * * @param resource $result PHP's query result resource * * @return int the number of columns. A DB_Error object on failure. * * @see DB_result::numCols() */ function numCols($result) { $cols = @mysql_num_fields($result); if (!$cols) { return $this->mysqlRaiseError(); } return $cols; } // }}} // {{{ numRows() /** * Gets the number of rows in a result set * * This method is not meant to be called directly. Use * DB_result::numRows() instead. It can't be declared "protected" * because DB_result is a separate object. * * @param resource $result PHP's query result resource * * @return int the number of rows. A DB_Error object on failure. * * @see DB_result::numRows() */ function numRows($result) { $rows = @mysql_num_rows($result); if ($rows === null) { return $this->mysqlRaiseError(); } return $rows; } // }}} // {{{ autoCommit() /** * Enables or disables automatic commits * * @param bool $onoff true turns it on, false turns it off * * @return int DB_OK on success. A DB_Error object if the driver * doesn't support auto-committing transactions. */ function autoCommit($onoff = false) { // XXX if $this->transaction_opcount > 0, we should probably // issue a warning here. $this->autocommit = $onoff ? true : false; return DB_OK; } // }}} // {{{ commit() /** * Commits the current transaction * * @return int DB_OK on success. A DB_Error object on failure. */ function commit() { if ($this->transaction_opcount > 0) { if ($this->_db) { if (!@mysql_select_db($this->_db, $this->connection)) { return $this->mysqlRaiseError(DB_ERROR_NODBSELECTED); } } $result = @mysql_query('COMMIT', $this->connection); $result = @mysql_query('SET AUTOCOMMIT=1', $this->connection); $this->transaction_opcount = 0; if (!$result) { return $this->mysqlRaiseError(); } } return DB_OK; } // }}} // {{{ rollback() /** * Reverts the current transaction * * @return int DB_OK on success. A DB_Error object on failure. */ function rollback() { if ($this->transaction_opcount > 0) { if ($this->_db) { if (!@mysql_select_db($this->_db, $this->connection)) { return $this->mysqlRaiseError(DB_ERROR_NODBSELECTED); } } $result = @mysql_query('ROLLBACK', $this->connection); $result = @mysql_query('SET AUTOCOMMIT=1', $this->connection); $this->transaction_opcount = 0; if (!$result) { return $this->mysqlRaiseError(); } } return DB_OK; } // }}} // {{{ affectedRows() /** * Determines the number of rows affected by a data maniuplation query * * 0 is returned for queries that don't manipulate data. * * @return int the number of rows. A DB_Error object on failure. */ function affectedRows() { if ($this->_last_query_manip) { return @mysql_affected_rows($this->connection); } else { return 0; } } // }}} // {{{ nextId() /** * Returns the next free id in a sequence * * @param string $seq_name name of the sequence * @param boolean $ondemand when true, the seqence is automatically * created if it does not exist * * @return int the next id number in the sequence. * A DB_Error object on failure. * * @see DB_common::nextID(), DB_common::getSequenceName(), * DB_mysql::createSequence(), DB_mysql::dropSequence() */ function nextId($seq_name, $ondemand = true) { $seqname = $this->getSequenceName($seq_name); do { $repeat = 0; $this->pushErrorHandling(PEAR_ERROR_RETURN); $result = $this->query("UPDATE ${seqname} ". 'SET id=LAST_INSERT_ID(id+1)'); $this->popErrorHandling(); if ($result === DB_OK) { // COMMON CASE $id = @mysql_insert_id($this->connection); if ($id != 0) { return $id; } // EMPTY SEQ TABLE // Sequence table must be empty for some reason, so fill // it and return 1 and obtain a user-level lock $result = $this->getOne("SELECT GET_LOCK('${seqname}_lock',10)"); if (DB::isError($result)) { return $this->raiseError($result); } if ($result == 0) { // Failed to get the lock return $this->mysqlRaiseError(DB_ERROR_NOT_LOCKED); } // add the default value $result = $this->query("REPLACE INTO ${seqname} (id) VALUES (0)"); if (DB::isError($result)) { return $this->raiseError($result); } // Release the lock $result = $this->getOne('SELECT RELEASE_LOCK(' . "'${seqname}_lock')"); if (DB::isError($result)) { return $this->raiseError($result); } // We know what the result will be, so no need to try again return 1; } elseif ($ondemand && DB::isError($result) && $result->getCode() == DB_ERROR_NOSUCHTABLE) { // ONDEMAND TABLE CREATION $result = $this->createSequence($seq_name); if (DB::isError($result)) { return $this->raiseError($result); } else { $repeat = 1; } } elseif (DB::isError($result) && $result->getCode() == DB_ERROR_ALREADY_EXISTS) { // BACKWARDS COMPAT // see _BCsequence() comment $result = $this->_BCsequence($seqname); if (DB::isError($result)) { return $this->raiseError($result); } $repeat = 1; } } while ($repeat); return $this->raiseError($result); } // }}} // {{{ createSequence() /** * Creates a new sequence * * @param string $seq_name name of the new sequence * * @return int DB_OK on success. A DB_Error object on failure. * * @see DB_common::createSequence(), DB_common::getSequenceName(), * DB_mysql::nextID(), DB_mysql::dropSequence() */ function createSequence($seq_name) { $seqname = $this->getSequenceName($seq_name); $res = $this->query('CREATE TABLE ' . $seqname . ' (id INTEGER UNSIGNED AUTO_INCREMENT NOT NULL,' . ' PRIMARY KEY(id))'); if (DB::isError($res)) { return $res; } // insert yields value 1, nextId call will generate ID 2 $res = $this->query("INSERT INTO ${seqname} (id) VALUES (0)"); if (DB::isError($res)) { return $res; } // so reset to zero return $this->query("UPDATE ${seqname} SET id = 0"); } // }}} // {{{ dropSequence() /** * Deletes a sequence * * @param string $seq_name name of the sequence to be deleted * * @return int DB_OK on success. A DB_Error object on failure. * * @see DB_common::dropSequence(), DB_common::getSequenceName(), * DB_mysql::nextID(), DB_mysql::createSequence() */ function dropSequence($seq_name) { return $this->query('DROP TABLE ' . $this->getSequenceName($seq_name)); } // }}} // {{{ _BCsequence() /** * Backwards compatibility with old sequence emulation implementation * (clean up the dupes) * * @param string $seqname the sequence name to clean up * * @return bool true on success. A DB_Error object on failure. * * @access private */ function _BCsequence($seqname) { // Obtain a user-level lock... this will release any previous // application locks, but unlike LOCK TABLES, it does not abort // the current transaction and is much less frequently used. $result = $this->getOne("SELECT GET_LOCK('${seqname}_lock',10)"); if (DB::isError($result)) { return $result; } if ($result == 0) { // Failed to get the lock, can't do the conversion, bail // with a DB_ERROR_NOT_LOCKED error return $this->mysqlRaiseError(DB_ERROR_NOT_LOCKED); } $highest_id = $this->getOne("SELECT MAX(id) FROM ${seqname}"); if (DB::isError($highest_id)) { return $highest_id; } // This should kill all rows except the highest // We should probably do something if $highest_id isn't // numeric, but I'm at a loss as how to handle that... $result = $this->query('DELETE FROM ' . $seqname . " WHERE id <> $highest_id"); if (DB::isError($result)) { return $result; } // If another thread has been waiting for this lock, // it will go thru the above procedure, but will have no // real effect $result = $this->getOne("SELECT RELEASE_LOCK('${seqname}_lock')"); if (DB::isError($result)) { return $result; } return true; } // }}} // {{{ quoteIdentifier() /** * Quotes a string so it can be safely used as a table or column name * (WARNING: using names that require this is a REALLY BAD IDEA) * * WARNING: Older versions of MySQL can't handle the backtick * character (<kbd>`</kbd>) in table or column names. * * @param string $str identifier name to be quoted * * @return string quoted identifier string * * @see DB_common::quoteIdentifier() * @since Method available since Release 1.6.0 */ function quoteIdentifier($str) { return '`' . str_replace('`', '``', $str) . '`'; } // }}} // {{{ quote() /** * @deprecated Deprecated in release 1.6.0 */ function quote($str) { return $this->quoteSmart($str); } // }}} // {{{ escapeSimple() /** * Escapes a string according to the current DBMS's standards * * @param string $str the string to be escaped * * @return string the escaped string * * @see DB_common::quoteSmart() * @since Method available since Release 1.6.0 */ function escapeSimple($str) { if (function_exists('mysql_real_escape_string')) { return @mysql_real_escape_string($str, $this->connection); } else { return @mysql_escape_string($str); } } // }}} // {{{ modifyQuery() /** * Changes a query string for various DBMS specific reasons * * This little hack lets you know how many rows were deleted * when running a "DELETE FROM table" query. Only implemented * if the DB_PORTABILITY_DELETE_COUNT portability option is on. * * @param string $query the query string to modify * * @return string the modified query string * * @access protected * @see DB_common::setOption() */ function modifyQuery($query) { if ($this->options['portability'] & DB_PORTABILITY_DELETE_COUNT) { // "DELETE FROM table" gives 0 affected rows in MySQL. // This little hack lets you know how many rows were deleted. if (preg_match('/^\s*DELETE\s+FROM\s+(\S+)\s*$/i', $query)) { $query = preg_replace('/^\s*DELETE\s+FROM\s+(\S+)\s*$/', 'DELETE FROM \1 WHERE 1=1', $query); } } return $query; } // }}} // {{{ modifyLimitQuery() /** * Adds LIMIT clauses to a query string according to current DBMS standards * * @param string $query the query to modify * @param int $from the row to start to fetching (0 = the first row) * @param int $count the numbers of rows to fetch * @param mixed $params array, string or numeric data to be used in * execution of the statement. Quantity of items * passed must match quantity of placeholders in * query: meaning 1 placeholder for non-array * parameters or 1 placeholder per array element. * * @return string the query string with LIMIT clauses added * * @access protected */ function modifyLimitQuery($query, $from, $count, $params = array()) { if (DB::isManip($query) || $this->_next_query_manip) { return $query . " LIMIT $count"; } else { return $query . " LIMIT $from, $count"; } } // }}} // {{{ mysqlRaiseError() /** * Produces a DB_Error object regarding the current problem * * @param int $errno if the error is being manually raised pass a * DB_ERROR* constant here. If this isn't passed * the error information gathered from the DBMS. * * @return object the DB_Error object * * @see DB_common::raiseError(), * DB_mysql::errorNative(), DB_common::errorCode() */ function mysqlRaiseError($errno = null) { if ($errno === null) { if ($this->options['portability'] & DB_PORTABILITY_ERRORS) { $this->errorcode_map[1022] = DB_ERROR_CONSTRAINT; $this->errorcode_map[1048] = DB_ERROR_CONSTRAINT_NOT_NULL; $this->errorcode_map[1062] = DB_ERROR_CONSTRAINT; } else { // Doing this in case mode changes during runtime. $this->errorcode_map[1022] = DB_ERROR_ALREADY_EXISTS; $this->errorcode_map[1048] = DB_ERROR_CONSTRAINT; $this->errorcode_map[1062] = DB_ERROR_ALREADY_EXISTS; } $errno = $this->errorCode(mysql_errno($this->connection)); } return $this->raiseError($errno, null, null, null, @mysql_errno($this->connection) . ' ** ' . @mysql_error($this->connection)); } // }}} // {{{ errorNative() /** * Gets the DBMS' native error code produced by the last query * * @return int the DBMS' error code */ function errorNative() { return @mysql_errno($this->connection); } // }}} // {{{ tableInfo() /** * Returns information about a table or a result set * * @param object|string $result DB_result object from a query or a * string containing the name of a table. * While this also accepts a query result * resource identifier, this behavior is * deprecated. * @param int $mode a valid tableInfo mode * * @return array an associative array with the information requested. * A DB_Error object on failure. * * @see DB_common::tableInfo() */ function tableInfo($result, $mode = null) { if (is_string($result)) { // Fix for bug #11580. if ($this->_db) { if (!@mysql_select_db($this->_db, $this->connection)) { return $this->mysqlRaiseError(DB_ERROR_NODBSELECTED); } } /* * Probably received a table name. * Create a result resource identifier. */ $id = @mysql_query("SELECT * FROM $result LIMIT 0", $this->connection); $got_string = true; } elseif (isset($result->result)) { /* * Probably received a result object. * Extract the result resource identifier. */ $id = $result->result; $got_string = false; } else { /* * Probably received a result resource identifier. * Copy it. * Deprecated. Here for compatibility only. */ $id = $result; $got_string = false; } if (!is_resource($id)) { return $this->mysqlRaiseError(DB_ERROR_NEED_MORE_DATA); } if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { $case_func = 'strtolower'; } else { $case_func = 'strval'; } $count = @mysql_num_fields($id); $res = array(); if ($mode) { $res['num_fields'] = $count; } for ($i = 0; $i < $count; $i++) { $res[$i] = array( 'table' => $case_func(@mysql_field_table($id, $i)), 'name' => $case_func(@mysql_field_name($id, $i)), 'type' => @mysql_field_type($id, $i), 'len' => @mysql_field_len($id, $i), 'flags' => @mysql_field_flags($id, $i), ); if ($mode & DB_TABLEINFO_ORDER) { $res['order'][$res[$i]['name']] = $i; } if ($mode & DB_TABLEINFO_ORDERTABLE) { $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; } } // free the result only if we were called on a table if ($got_string) { @mysql_free_result($id); } return $res; } // }}} // {{{ getSpecialQuery() /** * Obtains the query string needed for listing a given type of objects * * @param string $type the kind of objects you want to retrieve * * @return string the SQL query string or null if the driver doesn't * support the object type requested * * @access protected * @see DB_common::getListOf() */ function getSpecialQuery($type) { switch ($type) { case 'tables': return 'SHOW TABLES'; case 'users': return 'SELECT DISTINCT User FROM mysql.user'; case 'databases': return 'SHOW DATABASES'; default: return null; } } // }}} } /* * Local variables: * tab-width: 4 * c-basic-offset: 4 * End: */ ?>