From 14c9366aac697e87499c5748b36fa7bf5e6cd320 Mon Sep 17 00:00:00 2001 From: Evan Prodromou Date: Fri, 22 Aug 2008 09:17:14 -0400 Subject: include external libs in a subdir to make install easier darcs-hash:20080822131714-84dde-6978424ded2ed1041a65142a25560654ac717fcd.gz --- extlib/DB/sqlite.php | 960 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 960 insertions(+) create mode 100644 extlib/DB/sqlite.php (limited to 'extlib/DB/sqlite.php') diff --git a/extlib/DB/sqlite.php b/extlib/DB/sqlite.php new file mode 100644 index 000000000..5c4b396e5 --- /dev/null +++ b/extlib/DB/sqlite.php @@ -0,0 +1,960 @@ + + * @author Mika Tuupola + * @author Daniel Convissor + * @copyright 1997-2007 The PHP Group + * @license http://www.php.net/license/3_0.txt PHP License 3.0 3.0 + * @version CVS: $Id: sqlite.php,v 1.118 2007/11/26 22:57:18 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 sqlite extension + * for interacting with SQLite databases + * + * These methods overload the ones declared in DB_common. + * + * NOTICE: This driver needs PHP's track_errors ini setting to be on. + * It is automatically turned on when connecting to the database. + * Make sure your scripts don't turn it off. + * + * @category Database + * @package DB + * @author Urs Gehrig + * @author Mika Tuupola + * @author Daniel Convissor + * @copyright 1997-2007 The PHP Group + * @license http://www.php.net/license/3_0.txt PHP License 3.0 3.0 + * @version Release: 1.7.14RC1 + * @link http://pear.php.net/package/DB + */ +class DB_sqlite extends DB_common +{ + // {{{ properties + + /** + * The DB driver type (mysql, oci8, odbc, etc.) + * @var string + */ + var $phptype = 'sqlite'; + + /** + * The database syntax variant to be used (db2, access, etc.), if any + * @var string + */ + var $dbsyntax = 'sqlite'; + + /** + * 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' => false, + 'numrows' => true, + 'pconnect' => true, + 'prepare' => false, + 'ssl' => false, + 'transactions' => false, + ); + + /** + * A mapping of native error codes to DB error codes + * + * {@internal Error codes according to sqlite_exec. See the online + * manual at http://sqlite.org/c_interface.html for info. + * This error handling based on sqlite_exec is not yet implemented.}} + * + * @var array + */ + var $errorcode_map = array( + ); + + /** + * The raw database connection created by PHP + * @var resource + */ + var $connection; + + /** + * The DSN information for connecting to a database + * @var array + */ + var $dsn = array(); + + + /** + * SQLite data types + * + * @link http://www.sqlite.org/datatypes.html + * + * @var array + */ + var $keywords = array ( + 'BLOB' => '', + 'BOOLEAN' => '', + 'CHARACTER' => '', + 'CLOB' => '', + 'FLOAT' => '', + 'INTEGER' => '', + 'KEY' => '', + 'NATIONAL' => '', + 'NUMERIC' => '', + 'NVARCHAR' => '', + 'PRIMARY' => '', + 'TEXT' => '', + 'TIMESTAMP' => '', + 'UNIQUE' => '', + 'VARCHAR' => '', + 'VARYING' => '', + ); + + /** + * The most recent error message from $php_errormsg + * @var string + * @access private + */ + var $_lasterror = ''; + + + // }}} + // {{{ constructor + + /** + * This constructor calls $this->DB_common() + * + * @return void + */ + function DB_sqlite() + { + $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 sqlite driver supports the following extra DSN options: + * + mode The permissions for the database file, in four digit + * chmod octal format (eg "0600"). + * + * Example of connecting to a database in read-only mode: + * + * require_once 'DB.php'; + * + * $dsn = 'sqlite:///path/and/name/of/db/file?mode=0400'; + * $options = array( + * 'portability' => DB_PORTABILITY_ALL, + * ); + * + * $db = DB::connect($dsn, $options); + * if (PEAR::isError($db)) { + * die($db->getMessage()); + * } + * + * + * @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('sqlite')) { + return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); + } + + $this->dsn = $dsn; + if ($dsn['dbsyntax']) { + $this->dbsyntax = $dsn['dbsyntax']; + } + + if (!$dsn['database']) { + return $this->sqliteRaiseError(DB_ERROR_ACCESS_VIOLATION); + } + + if ($dsn['database'] !== ':memory:') { + if (!file_exists($dsn['database'])) { + if (!touch($dsn['database'])) { + return $this->sqliteRaiseError(DB_ERROR_NOT_FOUND); + } + if (!isset($dsn['mode']) || + !is_numeric($dsn['mode'])) + { + $mode = 0644; + } else { + $mode = octdec($dsn['mode']); + } + if (!chmod($dsn['database'], $mode)) { + return $this->sqliteRaiseError(DB_ERROR_NOT_FOUND); + } + if (!file_exists($dsn['database'])) { + return $this->sqliteRaiseError(DB_ERROR_NOT_FOUND); + } + } + if (!is_file($dsn['database'])) { + return $this->sqliteRaiseError(DB_ERROR_INVALID); + } + if (!is_readable($dsn['database'])) { + return $this->sqliteRaiseError(DB_ERROR_ACCESS_VIOLATION); + } + } + + $connect_function = $persistent ? 'sqlite_popen' : 'sqlite_open'; + + // track_errors must remain on for simpleQuery() + @ini_set('track_errors', 1); + $php_errormsg = ''; + + if (!$this->connection = @$connect_function($dsn['database'])) { + return $this->raiseError(DB_ERROR_NODBSELECTED, + null, null, null, + $php_errormsg); + } + return DB_OK; + } + + // }}} + // {{{ disconnect() + + /** + * Disconnects from the database server + * + * @return bool TRUE on success, FALSE on failure + */ + function disconnect() + { + $ret = @sqlite_close($this->connection); + $this->connection = null; + return $ret; + } + + // }}} + // {{{ simpleQuery() + + /** + * Sends a query to the database server + * + * NOTICE: This method needs PHP's track_errors ini setting to be on. + * It is automatically turned on when connecting to the database. + * Make sure your scripts don't turn it off. + * + * @param string the SQL query string + * + * @return mixed + a PHP result resrouce for successful SELECT queries + * + the DB_OK constant for other successful queries + * + a DB_Error object on failure + */ + function simpleQuery($query) + { + $ismanip = $this->_checkManip($query); + $this->last_query = $query; + $query = $this->modifyQuery($query); + + $php_errormsg = ''; + + $result = @sqlite_query($query, $this->connection); + $this->_lasterror = $php_errormsg ? $php_errormsg : ''; + + $this->result = $result; + if (!$this->result) { + return $this->sqliteRaiseError(null); + } + + // sqlite_query() seems to allways return a resource + // so cant use that. Using $ismanip instead + if (!$ismanip) { + $numRows = $this->numRows($result); + if (is_object($numRows)) { + // we've got PEAR_Error + return $numRows; + } + return $result; + } + return DB_OK; + } + + // }}} + // {{{ nextResult() + + /** + * Move the internal sqlite result pointer to the next available result + * + * @param resource $result the valid sqlite result resource + * + * @return bool true if a result is available otherwise return false + */ + function nextResult($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 (!@sqlite_seek($this->result, $rownum)) { + return null; + } + } + if ($fetchmode & DB_FETCHMODE_ASSOC) { + $arr = @sqlite_fetch_array($result, SQLITE_ASSOC); + if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) { + $arr = array_change_key_case($arr, CASE_LOWER); + } + + /* Remove extraneous " characters from the fields in the result. + * Fixes bug #11716. */ + if (is_array($arr) && count($arr) > 0) { + $strippedArr = array(); + foreach ($arr as $field => $value) { + $strippedArr[trim($field, '"')] = $value; + } + $arr = $strippedArr; + } + } else { + $arr = @sqlite_fetch_array($result, SQLITE_NUM); + } + 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) + { + // XXX No native free? + if (!is_resource($result)) { + return false; + } + $result = null; + return true; + } + + // }}} + // {{{ 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) + { + $cols = @sqlite_num_fields($result); + if (!$cols) { + return $this->sqliteRaiseError(); + } + 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) + { + $rows = @sqlite_num_rows($result); + if ($rows === null) { + return $this->sqliteRaiseError(); + } + return $rows; + } + + // }}} + // {{{ affected() + + /** + * Determines the number of rows affected by a data maniuplation query + * + * 0 is returned for queries that don't manipulate data. + * + * @return int the number of rows. A DB_Error object on failure. + */ + function affectedRows() + { + return @sqlite_changes($this->connection); + } + + // }}} + // {{{ dropSequence() + + /** + * Deletes a sequence + * + * @param string $seq_name name of the sequence to be deleted + * + * @return int DB_OK on success. A DB_Error object on failure. + * + * @see DB_common::dropSequence(), DB_common::getSequenceName(), + * DB_sqlite::nextID(), DB_sqlite::createSequence() + */ + function dropSequence($seq_name) + { + return $this->query('DROP TABLE ' . $this->getSequenceName($seq_name)); + } + + /** + * Creates a new sequence + * + * @param string $seq_name name of the new sequence + * + * @return int DB_OK on success. A DB_Error object on failure. + * + * @see DB_common::createSequence(), DB_common::getSequenceName(), + * DB_sqlite::nextID(), DB_sqlite::dropSequence() + */ + function createSequence($seq_name) + { + $seqname = $this->getSequenceName($seq_name); + $query = 'CREATE TABLE ' . $seqname . + ' (id INTEGER UNSIGNED PRIMARY KEY) '; + $result = $this->query($query); + if (DB::isError($result)) { + return($result); + } + $query = "CREATE TRIGGER ${seqname}_cleanup AFTER INSERT ON $seqname + BEGIN + DELETE FROM $seqname WHERE idquery($query); + if (DB::isError($result)) { + return($result); + } + } + + // }}} + // {{{ nextId() + + /** + * Returns the next free id in a sequence + * + * @param string $seq_name name of the sequence + * @param boolean $ondemand when true, the seqence is automatically + * created if it does not exist + * + * @return int the next id number in the sequence. + * A DB_Error object on failure. + * + * @see DB_common::nextID(), DB_common::getSequenceName(), + * DB_sqlite::createSequence(), DB_sqlite::dropSequence() + */ + function nextId($seq_name, $ondemand = true) + { + $seqname = $this->getSequenceName($seq_name); + + do { + $repeat = 0; + $this->pushErrorHandling(PEAR_ERROR_RETURN); + $result = $this->query("INSERT INTO $seqname (id) VALUES (NULL)"); + $this->popErrorHandling(); + if ($result === DB_OK) { + $id = @sqlite_last_insert_rowid($this->connection); + if ($id != 0) { + return $id; + } + } elseif ($ondemand && DB::isError($result) && + $result->getCode() == DB_ERROR_NOSUCHTABLE) + { + $result = $this->createSequence($seq_name); + if (DB::isError($result)) { + return $this->raiseError($result); + } else { + $repeat = 1; + } + } + } while ($repeat); + + return $this->raiseError($result); + } + + // }}} + // {{{ getDbFileStats() + + /** + * Get the file stats for the current database + * + * Possible arguments are dev, ino, mode, nlink, uid, gid, rdev, size, + * atime, mtime, ctime, blksize, blocks or a numeric key between + * 0 and 12. + * + * @param string $arg the array key for stats() + * + * @return mixed an array on an unspecified key, integer on a passed + * arg and false at a stats error + */ + function getDbFileStats($arg = '') + { + $stats = stat($this->dsn['database']); + if ($stats == false) { + return false; + } + if (is_array($stats)) { + if (is_numeric($arg)) { + if (((int)$arg <= 12) & ((int)$arg >= 0)) { + return false; + } + return $stats[$arg ]; + } + if (array_key_exists(trim($arg), $stats)) { + return $stats[$arg ]; + } + } + return $stats; + } + + // }}} + // {{{ escapeSimple() + + /** + * Escapes a string according to the current DBMS's standards + * + * In SQLite, this makes things safe for inserts/updates, but may + * cause problems when performing text comparisons against columns + * containing binary data. See the + * {@link http://php.net/sqlite_escape_string PHP manual} for more info. + * + * @param string $str the string to be escaped + * + * @return string the escaped string + * + * @since Method available since Release 1.6.1 + * @see DB_common::escapeSimple() + */ + function escapeSimple($str) + { + return @sqlite_escape_string($str); + } + + // }}} + // {{{ 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, $params = array()) + { + return "$query LIMIT $count OFFSET $from"; + } + + // }}} + // {{{ 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 ($this->options['portability'] & DB_PORTABILITY_DELETE_COUNT) { + if (preg_match('/^\s*DELETE\s+FROM\s+(\S+)\s*$/i', $query)) { + $query = preg_replace('/^\s*DELETE\s+FROM\s+(\S+)\s*$/', + 'DELETE FROM \1 WHERE 1=1', $query); + } + } + return $query; + } + + // }}} + // {{{ sqliteRaiseError() + + /** + * Produces a DB_Error object regarding the current problem + * + * @param int $errno if the error is being manually raised pass a + * DB_ERROR* constant here. If this isn't passed + * the error information gathered from the DBMS. + * + * @return object the DB_Error object + * + * @see DB_common::raiseError(), + * DB_sqlite::errorNative(), DB_sqlite::errorCode() + */ + function sqliteRaiseError($errno = null) + { + $native = $this->errorNative(); + if ($errno === null) { + $errno = $this->errorCode($native); + } + + $errorcode = @sqlite_last_error($this->connection); + $userinfo = "$errorcode ** $this->last_query"; + + return $this->raiseError($errno, null, null, $userinfo, $native); + } + + // }}} + // {{{ errorNative() + + /** + * Gets the DBMS' native error message produced by the last query + * + * {@internal This is used to retrieve more meaningfull error messages + * because sqlite_last_error() does not provide adequate info.}} + * + * @return string the DBMS' error message + */ + function errorNative() + { + return $this->_lasterror; + } + + // }}} + // {{{ errorCode() + + /** + * Determines PEAR::DB error code from the database's text error message + * + * @param string $errormsg the error message returned from the database + * + * @return integer the DB error number + */ + function errorCode($errormsg) + { + static $error_regexps; + + // PHP 5.2+ prepends the function name to $php_errormsg, so we need + // this hack to work around it, per bug #9599. + $errormsg = preg_replace('/^sqlite[a-z_]+\(\): /', '', $errormsg); + + if (!isset($error_regexps)) { + $error_regexps = array( + '/^no such table:/' => DB_ERROR_NOSUCHTABLE, + '/^no such index:/' => DB_ERROR_NOT_FOUND, + '/^(table|index) .* already exists$/' => DB_ERROR_ALREADY_EXISTS, + '/PRIMARY KEY must be unique/i' => DB_ERROR_CONSTRAINT, + '/is not unique/' => DB_ERROR_CONSTRAINT, + '/columns .* are not unique/i' => DB_ERROR_CONSTRAINT, + '/uniqueness constraint failed/' => DB_ERROR_CONSTRAINT, + '/may not be NULL/' => DB_ERROR_CONSTRAINT_NOT_NULL, + '/^no such column:/' => DB_ERROR_NOSUCHFIELD, + '/no column named/' => DB_ERROR_NOSUCHFIELD, + '/column not present in both tables/i' => DB_ERROR_NOSUCHFIELD, + '/^near ".*": syntax error$/' => DB_ERROR_SYNTAX, + '/[0-9]+ values for [0-9]+ columns/i' => DB_ERROR_VALUE_COUNT_ON_ROW, + ); + } + foreach ($error_regexps as $regexp => $code) { + if (preg_match($regexp, $errormsg)) { + return $code; + } + } + // Fall back to DB_ERROR if there was no mapping. + return DB_ERROR; + } + + // }}} + // {{{ tableInfo() + + /** + * Returns information about a table + * + * @param string $result a string containing the name of a table + * @param int $mode a valid tableInfo mode + * + * @return array an associative array with the information requested. + * A DB_Error object on failure. + * + * @see DB_common::tableInfo() + * @since Method available since Release 1.7.0 + */ + function tableInfo($result, $mode = null) + { + if (is_string($result)) { + /* + * Probably received a table name. + * Create a result resource identifier. + */ + $id = @sqlite_array_query($this->connection, + "PRAGMA table_info('$result');", + SQLITE_ASSOC); + $got_string = true; + } else { + $this->last_query = ''; + return $this->raiseError(DB_ERROR_NOT_CAPABLE, null, null, null, + 'This DBMS can not obtain tableInfo' . + ' from result sets'); + } + + if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { + $case_func = 'strtolower'; + } else { + $case_func = 'strval'; + } + + $count = count($id); + $res = array(); + + if ($mode) { + $res['num_fields'] = $count; + } + + for ($i = 0; $i < $count; $i++) { + if (strpos($id[$i]['type'], '(') !== false) { + $bits = explode('(', $id[$i]['type']); + $type = $bits[0]; + $len = rtrim($bits[1],')'); + } else { + $type = $id[$i]['type']; + $len = 0; + } + + $flags = ''; + if ($id[$i]['pk']) { + $flags .= 'primary_key '; + } + if ($id[$i]['notnull']) { + $flags .= 'not_null '; + } + if ($id[$i]['dflt_value'] !== null) { + $flags .= 'default_' . rawurlencode($id[$i]['dflt_value']); + } + $flags = trim($flags); + + $res[$i] = array( + 'table' => $case_func($result), + 'name' => $case_func($id[$i]['name']), + 'type' => $type, + 'len' => $len, + 'flags' => $flags, + ); + + if ($mode & DB_TABLEINFO_ORDER) { + $res['order'][$res[$i]['name']] = $i; + } + if ($mode & DB_TABLEINFO_ORDERTABLE) { + $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; + } + } + + 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 + * @param array $args SQLITE DRIVER ONLY: a private array of arguments + * used by the getSpecialQuery(). Do not use + * this directly. + * + * @return string the SQL query string or null if the driver doesn't + * support the object type requested + * + * @access protected + * @see DB_common::getListOf() + */ + function getSpecialQuery($type, $args = array()) + { + if (!is_array($args)) { + return $this->raiseError('no key specified', null, null, null, + 'Argument has to be an array.'); + } + + switch ($type) { + case 'master': + return 'SELECT * FROM sqlite_master;'; + case 'tables': + return "SELECT name FROM sqlite_master WHERE type='table' " + . 'UNION ALL SELECT name FROM sqlite_temp_master ' + . "WHERE type='table' ORDER BY name;"; + case 'schema': + return 'SELECT sql FROM (SELECT * FROM sqlite_master ' + . 'UNION ALL SELECT * FROM sqlite_temp_master) ' + . "WHERE type!='meta' " + . 'ORDER BY tbl_name, type DESC, name;'; + case 'schemax': + case 'schema_x': + /* + * Use like: + * $res = $db->query($db->getSpecialQuery('schema_x', + * array('table' => 'table3'))); + */ + return 'SELECT sql FROM (SELECT * FROM sqlite_master ' + . 'UNION ALL SELECT * FROM sqlite_temp_master) ' + . "WHERE tbl_name LIKE '{$args['table']}' " + . "AND type!='meta' " + . 'ORDER BY type DESC, name;'; + case 'alter': + /* + * SQLite does not support ALTER TABLE; this is a helper query + * to handle this. 'table' represents the table name, 'rows' + * the news rows to create, 'save' the row(s) to keep _with_ + * the data. + * + * Use like: + * $args = array( + * 'table' => $table, + * 'rows' => "id INTEGER PRIMARY KEY, firstname TEXT, surname TEXT, datetime TEXT", + * 'save' => "NULL, titel, content, datetime" + * ); + * $res = $db->query( $db->getSpecialQuery('alter', $args)); + */ + $rows = strtr($args['rows'], $this->keywords); + + $q = array( + 'BEGIN TRANSACTION', + "CREATE TEMPORARY TABLE {$args['table']}_backup ({$args['rows']})", + "INSERT INTO {$args['table']}_backup SELECT {$args['save']} FROM {$args['table']}", + "DROP TABLE {$args['table']}", + "CREATE TABLE {$args['table']} ({$args['rows']})", + "INSERT INTO {$args['table']} SELECT {$rows} FROM {$args['table']}_backup", + "DROP TABLE {$args['table']}_backup", + 'COMMIT', + ); + + /* + * This is a dirty hack, since the above query will not get + * executed with a single query call so here the query method + * will be called directly and return a select instead. + */ + foreach ($q as $query) { + $this->query($query); + } + return "SELECT * FROM {$args['table']};"; + default: + return null; + } + } + + // }}} +} + +/* + * Local variables: + * tab-width: 4 + * c-basic-offset: 4 + * End: + */ + +?> -- cgit v1.2.3-54-g00ecf