From e62973498626a163427f2d2346f21d6d0506a288 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 20 Mar 2012 16:25:07 +0200 Subject: Visibility declarations and cleanup for CI_DB_sqlsrv_driver --- system/database/drivers/sqlsrv/sqlsrv_driver.php | 206 ++++++++++------------- 1 file changed, 85 insertions(+), 121 deletions(-) (limited to 'system/database/drivers/sqlsrv') diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php index 0239e8f56..2b9f82201 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_driver.php +++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php @@ -1,13 +1,13 @@ -char_set)) ? 'UTF-8' : $this->char_set; @@ -78,10 +75,11 @@ class CI_DB_sqlsrv_driver extends CI_DB { 'CharacterSet' => $character_set, 'ReturnDatesAsStrings' => 1 ); - - // If the username and password are both empty, assume this is a + + // If the username and password are both empty, assume this is a // 'Windows Authentication Mode' connection. - if(empty($connection['UID']) && empty($connection['PWD'])) { + if (empty($connection['UID']) && empty($connection['PWD'])) + { unset($connection['UID'], $connection['PWD']); } @@ -93,10 +91,9 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Persistent database connection * - * @access private called by the base class * @return resource */ - function db_pconnect() + public function db_pconnect() { return $this->db_connect(TRUE); } @@ -109,10 +106,9 @@ class CI_DB_sqlsrv_driver extends CI_DB { * Keep / reestablish the db connection if no queries have been * sent for a length of time exceeding the server's idle timeout * - * @access public * @return void */ - function reconnect() + public function reconnect() { // not implemented in MSSQL } @@ -146,16 +142,16 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Execute the query * - * @access private called by the base class * @param string an SQL query * @return resource */ - function _execute($sql) + protected function _execute($sql) { - return sqlsrv_query($this->conn_id, $sql, null, array( - 'Scrollable' => SQLSRV_CURSOR_STATIC, - 'SendStreamParamsAtExec' => true - )); + return sqlsrv_query($this->conn_id, + $sql, + NULL, + array('Scrollable'=> SQLSRV_CURSOR_STATIC, 'SendStreamParamsAtExec' => TRUE) + ); } // -------------------------------------------------------------------- @@ -163,10 +159,9 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Begin Transaction * - * @access public * @return bool */ - function trans_begin($test_mode = FALSE) + public function trans_begin($test_mode = FALSE) { if ( ! $this->trans_enabled) { @@ -192,10 +187,9 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Commit Transaction * - * @access public * @return bool */ - function trans_commit() + public function trans_commit() { if ( ! $this->trans_enabled) { @@ -216,10 +210,9 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Rollback Transaction * - * @access public * @return bool */ - function trans_rollback() + public function trans_rollback() { if ( ! $this->trans_enabled) { @@ -240,12 +233,11 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { // Escape single quotes return str_replace("'", "''", $str); @@ -256,10 +248,9 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Affected Rows * - * @access public - * @return integer + * @return int */ - function affected_rows() + public function affected_rows() { return @sqlrv_rows_affected($this->conn_id); } @@ -267,31 +258,31 @@ class CI_DB_sqlsrv_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Insert ID - * - * Returns the last id created in the Identity column. - * - * @access public - * @return integer - */ - function insert_id() + * Insert ID + * + * Returns the last id created in the Identity column. + * + * @return string + */ + public function insert_id() { - return $this->query('select @@IDENTITY as insert_id')->row('insert_id'); + $query = $this->query('SELECT @@IDENTITY AS insert_id'); + $query = $query->row(); + return $query->insert_id; } // -------------------------------------------------------------------- /** - * Parse major version - * - * Grabs the major version number from the - * database server version string passed in. - * - * @access private - * @param string $version - * @return int16 major version number - */ - function _parse_major_version($version) + * Parse major version + * + * Grabs the major version number from the + * database server version string passed in. + * + * @param string $version + * @return int major version number + */ + protected function _parse_major_version($version) { preg_match('/([0-9]+)\.([0-9]+)\.([0-9]+)/', $version, $ver_info); return $ver_info[1]; // return the major version b/c that's all we're interested in. @@ -327,23 +318,25 @@ class CI_DB_sqlsrv_driver extends CI_DB { * Generates a platform-specific query string that counts all records in * the specified database * - * @access public * @param string - * @return string + * @return int */ - function count_all($table = '') + public function count_all($table = '') { if ($table == '') - return '0'; - + { + return 0; + } + $query = $this->query("SELECT COUNT(*) AS numrows FROM " . $this->dbprefix . $table); - if ($query->num_rows() == 0) - return '0'; + { + return 0; + } $row = $query->row(); $this->_reset_select(); - return $row->numrows; + return (int) $row->numrows; } // -------------------------------------------------------------------- @@ -353,11 +346,10 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific query string so that the table names can be fetched * - * @access private - * @param boolean + * @param bool * @return string */ - function _list_tables($prefix_limit = FALSE) + protected function _list_tables($prefix_limit = FALSE) { return "SELECT name FROM sysobjects WHERE type = 'U' ORDER BY name"; } @@ -369,13 +361,12 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access private * @param string the table name * @return string */ - function _list_columns($table = '') + protected function _list_columns($table = '') { - return "SELECT * FROM INFORMATION_SCHEMA.Columns WHERE TABLE_NAME = '".$this->_escape_table($table)."'"; + return "SELECT * FROM INFORMATION_SCHEMA.Columns WHERE TABLE_NAME = '".$table."'"; } // -------------------------------------------------------------------- @@ -385,13 +376,12 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @access public * @param string the table name - * @return object + * @return string */ - function _field_data($table) + protected function _field_data($table) { - return "SELECT TOP 1 * FROM " . $this->_escape_table($table); + return 'SELECT TOP 1 * FROM '.$table; } // -------------------------------------------------------------------- @@ -434,32 +424,15 @@ class CI_DB_sqlsrv_driver extends CI_DB { // -------------------------------------------------------------------- - /** - * Escape Table Name - * - * This function adds backticks if the table name has a period - * in it. Some DBs will get cranky unless periods are escaped - * - * @access private - * @param string the table name - * @return string - */ - function _escape_table($table) - { - return $table; - } - - /** * Escape the SQL Identifiers * * This function escapes column and table names * - * @access private * @param string * @return string */ - function _escape_identifiers($item) + public function _escape_identifiers($item) { return $item; } @@ -472,11 +445,10 @@ class CI_DB_sqlsrv_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @access public - * @param type - * @return type + * @param array + * @return string */ - function _from_tables($tables) + protected function _from_tables($tables) { if ( ! is_array($tables)) { @@ -493,15 +465,14 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _insert($table, $keys, $values) - { - return "INSERT INTO ".$this->_escape_table($table)." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; + protected function _insert($table, $keys, $values) + { + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; } // -------------------------------------------------------------------- @@ -511,7 +482,6 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause @@ -519,16 +489,16 @@ class CI_DB_sqlsrv_driver extends CI_DB { * @param array the limit clause * @return string */ - function _update($table, $values, $where) + protected function _update($table, $values, $where) { foreach($values as $key => $val) { $valstr[] = $key." = ".$val; } - - return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where); + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).' WHERE '.implode(' ', $where); } - + // -------------------------------------------------------------------- /** @@ -538,11 +508,10 @@ class CI_DB_sqlsrv_driver extends CI_DB { * If the database does not support the truncate() command * This function maps to "DELETE FROM table" * - * @access public * @param string the table name * @return string */ - function _truncate($table) + protected function _truncate($table) { return "TRUNCATE ".$table; } @@ -554,15 +523,14 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific delete string from the supplied data * - * @access public * @param string the table name * @param array the where clause * @param string the limit clause * @return string */ - function _delete($table, $where) + protected function _delete($table, $where) { - return "DELETE FROM ".$this->_escape_table($table)." WHERE ".implode(" ", $where); + return 'DELETE FROM '.$table.' WHERE '.implode(' ', $where); } // -------------------------------------------------------------------- @@ -572,17 +540,14 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @access public * @param string the sql query string - * @param integer the number of rows to limit the query to - * @param integer the offset value + * @param int the number of rows to limit the query to + * @param int the offset value * @return string */ - function _limit($sql, $limit, $offset) + protected function _limit($sql, $limit, $offset) { - $i = $limit + $offset; - - return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$i.' ', $sql); + return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.($limit + $offset).' ', $sql); } // -------------------------------------------------------------------- @@ -590,16 +555,15 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Close DB Connection * - * @access public * @param resource * @return void */ - function _close($conn_id) + protected function _close($conn_id) { @sqlsrv_close($conn_id); } } -/* End of file mssql_driver.php */ -/* Location: ./system/database/drivers/mssql/mssql_driver.php */ \ No newline at end of file +/* End of file sqlsrv_driver.php */ +/* Location: ./system/database/drivers/sqlsrv/sqlsrv_driver.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b