'[int]', 'BINT' => '[float]', 'UINT' => '[int]', 'UINT:' => '[int]', 'TINT:' => '[int]', 'USINT' => '[int]', 'BOOL' => '[int]', 'VCHAR' => '[varchar] (255)', 'VCHAR:' => '[varchar] (%d)', 'CHAR:' => '[char] (%d)', 'XSTEXT' => '[varchar] (1000)', 'STEXT' => '[varchar] (3000)', 'TEXT' => '[varchar] (8000)', 'MTEXT' => '[text]', 'XSTEXT_UNI'=> '[varchar] (100)', 'STEXT_UNI' => '[varchar] (255)', 'TEXT_UNI' => '[varchar] (4000)', 'MTEXT_UNI' => '[text]', 'TIMESTAMP' => '[int]', 'DECIMAL' => '[float]', 'DECIMAL:' => '[float]', 'PDECIMAL' => '[float]', 'PDECIMAL:' => '[float]', 'VCHAR_UNI' => '[varchar] (255)', 'VCHAR_UNI:'=> '[varchar] (%d)', 'VARBINARY' => '[varchar] (255)', ); /** * Connect to server. See {@link phpbb_dbal::sql_connect() sql_connect()} for details. */ public function sql_connect($server, $user, $password, $database, $port = false, $persistency = false , $new_link = false) { $this->persistency = $persistency; $this->user = $user; $this->dbname = $database; $this->port = $port; $port_delimiter = (defined('PHP_OS') && substr(PHP_OS, 0, 3) === 'WIN') ? ',' : ':'; $this->server = $server . (($port) ? $port_delimiter . $port : ''); $max_size = @ini_get('odbc.defaultlrl'); if (!empty($max_size)) { $unit = strtolower(substr($max_size, -1, 1)); $max_size = (int) $max_size; if ($unit == 'k') { $max_size = floor($max_size / 1024); } else if ($unit == 'g') { $max_size *= 1024; } else if (is_numeric($unit)) { $max_size = floor((int) ($max_size . $unit) / 1048576); } $max_size = max(8, $max_size) . 'M'; @ini_set('odbc.defaultlrl', $max_size); } $this->db_connect_id = ($this->persistency) ? @odbc_pconnect($this->server, $this->user, $password) : @odbc_connect($this->server, $this->user, $password); return ($this->db_connect_id) ? $this->db_connect_id : $this->sql_error(''); } /** * Version information about used database. See {@link phpbb_dbal::sql_server_info() sql_server_info()} for details. */ public function sql_server_info($raw = false) { if (!phpbb::registered('acm') || ($this->sql_server_version = phpbb::$acm->get('#mssqlodbc_version')) === false) { $result_id = @odbc_exec($this->db_connect_id, "SELECT SERVERPROPERTY('productversion'), SERVERPROPERTY('productlevel'), SERVERPROPERTY('edition')"); $row = false; if ($result_id) { $row = @odbc_fetch_array($result_id); @odbc_free_result($result_id); } $this->sql_server_version = ($row) ? trim(implode(' ', $row)) : 0; if (phpbb::registered('acm')) { phpbb::$acm->put('#mssqlodbc_version', $this->sql_server_version); } } if ($raw) { return $this->sql_server_version; } return ($this->sql_server_version) ? 'MSSQL (ODBC)
' . $this->sql_server_version : 'MSSQL (ODBC)'; } /** * DB-specific base query method. See {@link phpbb_dbal::_sql_query() _sql_query()} for details. */ protected function _sql_query($query) { return @odbc_exec($this->db_connect_id, $query); } /** * Build LIMIT query and run it. See {@link phpbb_dbal::_sql_query_limit() _sql_query_limit()} for details. */ protected function _sql_query_limit($query, $total, $offset, $cache_ttl) { // Since TOP is only returning a set number of rows we won't need it if total is set to 0 (return all rows) if ($total) { // We need to grab the total number of rows + the offset number of rows to get the correct result if (strpos($query, 'SELECT DISTINCT') === 0) { $query = 'SELECT DISTINCT TOP ' . ($total + $offset) . ' ' . substr($query, 15); } else { $query = 'SELECT TOP ' . ($total + $offset) . ' ' . substr($query, 6); } } $result = $this->sql_query($query, $cache_ttl); // Seek by $offset rows if ($offset) { // We do not fetch the row for rownum == 0 because then the next resultset would be the second row for ($i = 0; $i < $offset; $i++) { if (!$this->sql_fetchrow($result)) { return false; } } } return $result; } /** * Close sql connection. See {@link phpbb_dbal::_sql_close() _sql_close()} for details. */ protected function _sql_close() { return @odbc_close($this->db_connect_id); } /** * SQL Transaction. See {@link phpbb_dbal::_sql_transaction() _sql_transaction()} for details. */ protected function _sql_transaction($status) { switch ($status) { case 'begin': return @odbc_exec($this->db_connect_id, 'BEGIN TRANSACTION'); break; case 'commit': return @odbc_exec($this->db_connect_id, 'COMMIT TRANSACTION'); break; case 'rollback': return @odbc_exec($this->db_connect_id, 'ROLLBACK TRANSACTION'); break; } return true; } /** * Return number of affected rows. See {@link phpbb_dbal::sql_affectedrows() sql_affectedrows()} for details. */ public function sql_affectedrows() { return ($this->db_connect_id) ? @odbc_num_rows($this->query_result) : false; } /** * Get last inserted id after insert statement. See {@link phpbb_dbal::sql_nextid() sql_nextid()} for details. */ public function sql_nextid() { $result_id = @odbc_exec($this->db_connect_id, 'SELECT @@IDENTITY'); if ($result_id) { if (@odbc_fetch_array($result_id)) { $id = @odbc_result($result_id, 1); @odbc_free_result($result_id); return $id; } @odbc_free_result($result_id); } return false; } /** * Fetch current row. See {@link phpbb_dbal::_sql_fetchrow() _sql_fetchrow()} for details. * @note number of bytes returned depends on odbc.defaultlrl php.ini setting. If it is limited to 4K for example only 4K of data is returned max. */ protected function _sql_fetchrow($query_id) { return @odbc_fetch_array($query_id); } /** * Free query result. See {@link phpbb_dbal::_sql_freeresult() _sql_freeresult()} for details. */ protected function _sql_freeresult($query_id) { return @odbc_free_result($query_id); } /** * Correctly adjust LIKE expression for special characters. See {@link phpbb_dbal::_sql_like_expression() _sql_like_expression()} for details. */ protected function _sql_like_expression($expression) { return $expression . " ESCAPE '\\'"; } /** * Escape string used in sql query. See {@link phpbb_dbal::sql_escape() sql_escape()} for details. */ public function sql_escape($msg) { return str_replace(array("'", "\0"), array("''", ''), $msg); } /** * Expose a DBMS specific function. See {@link phpbb_dbal::sql_function() sql_function()} for details. */ public function sql_function($type, $col) { switch ($type) { case 'length_varchar': case 'length_text': return 'DATALENGTH(' . $col . ')'; break; } } /** * Handle data by using prepared statements. See {@link phpbb_dbal::sql_handle_data() sql_handle_data()} for details. public function sql_handle_data($type, $table, $data, $where = '') { if ($type === 'INSERT') { $stmt = odbc_prepare($this->db_connect_id, "INSERT INTO $table (". implode(', ', array_keys($data)) . ") VALUES (" . substr(str_repeat('?, ', sizeof($data)) ,0, -1) . ')'); } else { $query = "UPDATE $table SET "; $set = array(); foreach (array_keys($data) as $key) { $set[] = "$key = ?"; } $query .= implode(', ', $set); if ($where !== '') { $query .= $where; } $stmt = odbc_prepare($this->db_connect_id, $query); } // get the stmt onto the top of the function arguments array_unshift($data, $stmt); call_user_func_array('odbc_execute', $data); } */ /** * Build DB-specific query bits. See {@link phpbb_dbal::_sql_custom_build() _sql_custom_build()} for details. */ protected function _sql_custom_build($stage, $data) { return $data; } /** * return sql error array. See {@link phpbb_dbal::_sql_error() _sql_error()} for details. */ protected function _sql_error() { return array( 'message' => @odbc_errormsg(), 'code' => @odbc_error() ); } /** * Run DB-specific code to build SQL Report to explain queries, show statistics and runtime information. See {@link phpbb_dbal::_sql_report() _sql_report()} for details. */ protected function _sql_report($mode, $query = '') { switch ($mode) { case 'start': break; case 'fromcache': $endtime = explode(' ', microtime()); $endtime = $endtime[0] + $endtime[1]; $result = @odbc_exec($this->db_connect_id, $query); while ($void = @odbc_fetch_array($result)) { // Take the time spent on parsing rows into account } @odbc_free_result($result); $splittime = explode(' ', microtime()); $splittime = $splittime[0] + $splittime[1]; $this->sql_report('record_fromcache', $query, $endtime, $splittime); break; } } } ?>