diff options
Diffstat (limited to 'system/database')
| -rw-r--r-- | system/database/DB_active_rec.php | 26 | ||||
| -rw-r--r-- | system/database/DB_result.php | 97 | ||||
| -rw-r--r-- | system/database/drivers/postgre/postgre_driver.php | 18 | ||||
| -rw-r--r-- | system/database/drivers/sqlsrv/index.html | 10 | ||||
| -rw-r--r-- | system/database/drivers/sqlsrv/sqlsrv_driver.php | 598 | ||||
| -rw-r--r-- | system/database/drivers/sqlsrv/sqlsrv_forge.php | 248 | ||||
| -rw-r--r-- | system/database/drivers/sqlsrv/sqlsrv_result.php | 169 | ||||
| -rw-r--r-- | system/database/drivers/sqlsrv/sqlsrv_utility.php | 88 |
8 files changed, 1197 insertions, 57 deletions
diff --git a/system/database/DB_active_rec.php b/system/database/DB_active_rec.php index 9ceac0b76..52bad260a 100644 --- a/system/database/DB_active_rec.php +++ b/system/database/DB_active_rec.php @@ -60,7 +60,7 @@ class CI_DB_active_record extends CI_DB_driver { var $ar_cache_set = array(); var $ar_no_escape = array(); - + var $ar_cache_no_escape = array(); // -------------------------------------------------------------------- @@ -93,6 +93,7 @@ class CI_DB_active_record extends CI_DB_driver { { $this->ar_cache_select[] = $val; $this->ar_cache_exists[] = 'select'; + $this->ar_cache_no_escape[] = $escape; } } } @@ -1933,16 +1934,17 @@ class CI_DB_active_record extends CI_DB_driver { { $this->_reset_run( array( - 'ar_cache_select' => array(), - 'ar_cache_from' => array(), - 'ar_cache_join' => array(), - 'ar_cache_where' => array(), - 'ar_cache_like' => array(), - 'ar_cache_groupby' => array(), - 'ar_cache_having' => array(), - 'ar_cache_orderby' => array(), - 'ar_cache_set' => array(), - 'ar_cache_exists' => array() + 'ar_cache_select' => array(), + 'ar_cache_from' => array(), + 'ar_cache_join' => array(), + 'ar_cache_where' => array(), + 'ar_cache_like' => array(), + 'ar_cache_groupby' => array(), + 'ar_cache_having' => array(), + 'ar_cache_orderby' => array(), + 'ar_cache_set' => array(), + 'ar_cache_exists' => array(), + 'ar_cache_no_escape' => array() ) ); } @@ -1984,6 +1986,8 @@ class CI_DB_active_record extends CI_DB_driver { { $this->_track_aliases($this->ar_from); } + + $this->ar_no_escape = $this->ar_cache_no_escape; } // -------------------------------------------------------------------- diff --git a/system/database/DB_result.php b/system/database/DB_result.php index 76e1d6abb..0c4e78105 100644 --- a/system/database/DB_result.php +++ b/system/database/DB_result.php @@ -28,14 +28,14 @@ */ class CI_DB_result { - var $conn_id = NULL; - var $result_id = NULL; - var $result_array = array(); - var $result_object = array(); - var $custom_result_object = array(); - var $current_row = 0; - var $num_rows = 0; - var $row_data = NULL; + var $conn_id = NULL; + var $result_id = NULL; + var $result_array = array(); + var $result_object = array(); + var $custom_result_object = array(); + var $current_row = 0; + var $num_rows = 0; + var $row_data = NULL; /** @@ -47,47 +47,52 @@ class CI_DB_result { */ function result($type = 'object') { - if ($type == 'array') return $this->result_array(); - else if ($type == 'object') return $this->result_object(); - else return $this->custom_result_object($type); + if ($type == 'array') return $this->result_array(); + else if ($type == 'object') return $this->result_object(); + else return $this->custom_result_object($type); } // -------------------------------------------------------------------- - /** - * Custom query result. - * - * @param class_name A string that represents the type of object you want back - * @return array of objects - */ - function custom_result_object($class_name) - { - if (array_key_exists($class_name, $this->custom_result_object)) - { - return $this->custom_result_object[$class_name]; - } - - if ($this->result_id === FALSE OR $this->num_rows() == 0) - { - return array(); - } - - // add the data to the object - $this->_data_seek(0); - $result_object = array(); + /** + * Custom query result. + * + * @param class_name A string that represents the type of object you want back + * @return array of objects + */ + function custom_result_object($class_name) + { + if (array_key_exists($class_name, $this->custom_result_object)) + { + return $this->custom_result_object[$class_name]; + } + + if ($this->result_id === FALSE OR $this->num_rows() == 0) + { + return array(); + } + + // add the data to the object + $this->_data_seek(0); + $result_object = array(); + while ($row = $this->_fetch_object()) - { - $object = new $class_name(); - foreach ($row as $key => $value) - { - $object->$key = $value; - } + { + $object = new $class_name(); + + foreach ($row as $key => $value) + { + $object->$key = $value; + } + $result_object[] = $object; } - // return the array - return $this->custom_result_object[$class_name] = $result_object; - } + // return the array + return $this->custom_result_object[$class_name] = $result_object; + } + + // -------------------------------------------------------------------- /** * Query result. "object" version. @@ -180,9 +185,9 @@ class CI_DB_result { $n = 0; } - if ($type == 'object') return $this->row_object($n); - else if ($type == 'array') return $this->row_array($n); - else return $this->custom_row_object($n, $type); + if ($type == 'object') return $this->row_object($n); + else if ($type == 'array') return $this->row_array($n); + else return $this->custom_row_object($n, $type); } // -------------------------------------------------------------------- @@ -219,7 +224,7 @@ class CI_DB_result { // -------------------------------------------------------------------- - /** + /** * Returns a single result row - custom object version * * @access public @@ -242,7 +247,7 @@ class CI_DB_result { return $result[$this->current_row]; } - /** + /** * Returns a single result row - object version * * @access public diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index 47ff36246..140396885 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -554,6 +554,24 @@ class CI_DB_postgre_driver extends CI_DB { // -------------------------------------------------------------------- /** + * Insert_batch statement + * + * 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_batch($table, $keys, $values) + { + return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES ".implode(', ', $values); + } + + // -------------------------------------------------------------------- + + /** * Update statement * * Generates a platform-specific update string from the supplied data diff --git a/system/database/drivers/sqlsrv/index.html b/system/database/drivers/sqlsrv/index.html new file mode 100644 index 000000000..c942a79ce --- /dev/null +++ b/system/database/drivers/sqlsrv/index.html @@ -0,0 +1,10 @@ +<html> +<head> + <title>403 Forbidden</title> +</head> +<body> + +<p>Directory access is forbidden.</p> + +</body> +</html>
\ No newline at end of file diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php new file mode 100644 index 000000000..1d32792ce --- /dev/null +++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php @@ -0,0 +1,598 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.1.6 or newer + * + * @package CodeIgniter + * @author ExpressionEngine Dev Team + * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. + * @license http://codeigniter.com/user_guide/license.html + * @link http://codeigniter.com + * @since Version 1.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * SQLSRV Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the active record + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author ExpressionEngine Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_sqlsrv_driver extends CI_DB { + + var $dbdriver = 'sqlsrv'; + + // The character used for escaping + var $_escape_char = ''; + + // clause and character used for LIKE escape sequences + var $_like_escape_str = " ESCAPE '%s' "; + var $_like_escape_chr = '!'; + + /** + * The syntax to count rows is slightly different across different + * database engines, so this string appears in each driver and is + * used for the count_all() and count_all_results() functions. + */ + var $_count_string = "SELECT COUNT(*) AS "; + var $_random_keyword = ' ASC'; // not currently supported + + /** + * Non-persistent database connection + * + * @access private called by the base class + * @return resource + */ + function db_connect($pooling = false) + { + // Check for a UTF-8 charset being passed as CI's default 'utf8'. + $character_set = (0 === strcasecmp('utf8', $this->char_set)) ? 'UTF-8' : $this->char_set; + + $connection = array( + 'UID' => empty($this->username) ? '' : $this->username, + 'PWD' => empty($this->password) ? '' : $this->password, + 'Database' => $this->database, + 'ConnectionPooling' => $pooling ? 1 : 0, + 'CharacterSet' => $character_set, + 'ReturnDatesAsStrings' => 1 + ); + + // If the username and password are both empty, assume this is a + // 'Windows Authentication Mode' connection. + if(empty($connection['UID']) && empty($connection['PWD'])) { + unset($connection['UID'], $connection['PWD']); + } + + return sqlsrv_connect($this->hostname, $connection); + } + + // -------------------------------------------------------------------- + + /** + * Persistent database connection + * + * @access private called by the base class + * @return resource + */ + function db_pconnect() + { + $this->db_connect(TRUE); + } + + // -------------------------------------------------------------------- + + /** + * Reconnect + * + * 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() + { + // not implemented in MSSQL + } + + // -------------------------------------------------------------------- + + /** + * Select the database + * + * @access private called by the base class + * @return resource + */ + function db_select() + { + return $this->_execute('USE ' . $this->database); + } + + // -------------------------------------------------------------------- + + /** + * Set client character set + * + * @access public + * @param string + * @param string + * @return resource + */ + function db_set_charset($charset, $collation) + { + // @todo - add support if needed + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Execute the query + * + * @access private called by the base class + * @param string an SQL query + * @return resource + */ + function _execute($sql) + { + $sql = $this->_prep_query($sql); + return sqlsrv_query($this->conn_id, $sql, null, array( + 'Scrollable' => SQLSRV_CURSOR_STATIC, + 'SendStreamParamsAtExec' => true + )); + } + + // -------------------------------------------------------------------- + + /** + * Prep the query + * + * If needed, each database adapter can prep the query string + * + * @access private called by execute() + * @param string an SQL query + * @return string + */ + function _prep_query($sql) + { + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Begin Transaction + * + * @access public + * @return bool + */ + function trans_begin($test_mode = FALSE) + { + if ( ! $this->trans_enabled) + { + return TRUE; + } + + // When transactions are nested we only begin/commit/rollback the outermost ones + if ($this->_trans_depth > 0) + { + return TRUE; + } + + // Reset the transaction failure flag. + // If the $test_mode flag is set to TRUE transactions will be rolled back + // even if the queries produce a successful result. + $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; + + return sqlsrv_begin_transaction($this->conn_id); + } + + // -------------------------------------------------------------------- + + /** + * Commit Transaction + * + * @access public + * @return bool + */ + function trans_commit() + { + if ( ! $this->trans_enabled) + { + return TRUE; + } + + // When transactions are nested we only begin/commit/rollback the outermost ones + if ($this->_trans_depth > 0) + { + return TRUE; + } + + return sqlsrv_commit($this->conn_id); + } + + // -------------------------------------------------------------------- + + /** + * Rollback Transaction + * + * @access public + * @return bool + */ + function trans_rollback() + { + if ( ! $this->trans_enabled) + { + return TRUE; + } + + // When transactions are nested we only begin/commit/rollback the outermost ones + if ($this->_trans_depth > 0) + { + return TRUE; + } + + return sqlsrv_rollback($this->conn_id); + } + + // -------------------------------------------------------------------- + + /** + * Escape String + * + * @access public + * @param string + * @param bool whether or not the string will be used in a LIKE condition + * @return string + */ + function escape_str($str, $like = FALSE) + { + // Escape single quotes + return str_replace("'", "''", $str); + } + + // -------------------------------------------------------------------- + + /** + * Affected Rows + * + * @access public + * @return integer + */ + function affected_rows() + { + return @sqlrv_rows_affected($this->conn_id); + } + + // -------------------------------------------------------------------- + + /** + * Insert ID + * + * Returns the last id created in the Identity column. + * + * @access public + * @return integer + */ + function insert_id() + { + return $this->query('select @@IDENTITY as insert_id')->row('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) + { + 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. + } + + // -------------------------------------------------------------------- + + /** + * Version number query string + * + * @access public + * @return string + */ + function _version() + { + $info = sqlsrv_server_info($this->conn_id); + return sprintf("select '%s' as ver", $info['SQLServerVersion']); + } + + // -------------------------------------------------------------------- + + /** + * "Count All" query + * + * Generates a platform-specific query string that counts all records in + * the specified database + * + * @access public + * @param string + * @return string + */ + function count_all($table = '') + { + if ($table == '') + return '0'; + + $query = $this->query("SELECT COUNT(*) AS numrows FROM " . $this->dbprefix . $table); + + if ($query->num_rows() == 0) + return '0'; + + $row = $query->row(); + return $row->numrows; + } + + // -------------------------------------------------------------------- + + /** + * List table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @access private + * @param boolean + * @return string + */ + function _list_tables($prefix_limit = FALSE) + { + return "SELECT name FROM sysobjects WHERE type = 'U' ORDER BY name"; + } + + // -------------------------------------------------------------------- + + /** + * List column query + * + * 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($table = '') + { + return "SELECT * FROM INFORMATION_SCHEMA.Columns WHERE TABLE_NAME = '".$this->_escape_table($table)."'"; + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @access public + * @param string the table name + * @return object + */ + function _field_data($table) + { + return "SELECT TOP 1 * FROM " . $this->_escape_table($table); + } + + // -------------------------------------------------------------------- + + /** + * The error message string + * + * @access private + * @return string + */ + function _error_message() + { + $error = array_shift(sqlsrv_errors()); + return !empty($error['message']) ? $error['message'] : null; + } + + // -------------------------------------------------------------------- + + /** + * The error message number + * + * @access private + * @return integer + */ + function _error_number() + { + $error = array_shift(sqlsrv_errors()); + return isset($error['SQLSTATE']) ? $error['SQLSTATE'] : null; + } + + // -------------------------------------------------------------------- + + /** + * Escape Table Name + * + * This function adds backticks if the table name has a period + * in it. Some DBs will get cranky unless periods are escaped + * + * @access private + * @param string the table name + * @return string + */ + function _escape_table($table) + { + return $table; + } + + + /** + * Escape the SQL Identifiers + * + * This function escapes column and table names + * + * @access private + * @param string + * @return string + */ + function _escape_identifiers($item) + { + return $item; + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @access public + * @param type + * @return type + */ + function _from_tables($tables) + { + if ( ! is_array($tables)) + { + $tables = array($tables); + } + + return implode(', ', $tables); + } + + // -------------------------------------------------------------------- + + /** + * Insert statement + * + * Generates a platform-specific insert string from the supplied data + * + * @access public + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string + */ + function _insert($table, $keys, $values) + { + return "INSERT INTO ".$this->_escape_table($table)." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @access public + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause + * @param array the limit clause + * @return string + */ + function _update($table, $values, $where) + { + foreach($values as $key => $val) + { + $valstr[] = $key." = ".$val; + } + + return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where); + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * If the database does not support the truncate() command + * This function maps to "DELETE FROM table" + * + * @access public + * @param string the table name + * @return string + */ + function _truncate($table) + { + return "TRUNCATE ".$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @access public + * @param string the table name + * @param array the where clause + * @param string the limit clause + * @return string + */ + function _delete($table, $where) + { + return "DELETE FROM ".$this->_escape_table($table)." WHERE ".implode(" ", $where); + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @access public + * @param string the sql query string + * @param integer the number of rows to limit the query to + * @param integer the offset value + * @return string + */ + function _limit($sql, $limit, $offset) + { + $i = $limit + $offset; + + return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$i.' ', $sql); + } + + // -------------------------------------------------------------------- + + /** + * Close DB Connection + * + * @access public + * @param resource + * @return void + */ + function _close($conn_id) + { + @sqlsrv_close($conn_id); + } + +} + + + +/* End of file mssql_driver.php */ +/* Location: ./system/database/drivers/mssql/mssql_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/sqlsrv/sqlsrv_forge.php b/system/database/drivers/sqlsrv/sqlsrv_forge.php new file mode 100644 index 000000000..cc88ec5ca --- /dev/null +++ b/system/database/drivers/sqlsrv/sqlsrv_forge.php @@ -0,0 +1,248 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.1.6 or newer + * + * @package CodeIgniter + * @author ExpressionEngine Dev Team + * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. + * @license http://codeigniter.com/user_guide/license.html + * @link http://codeigniter.com + * @since Version 1.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * SQLSRV Forge Class + * + * @category Database + * @author ExpressionEngine Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_sqlsrv_forge extends CI_DB_forge { + + /** + * Create database + * + * @access private + * @param string the database name + * @return bool + */ + function _create_database($name) + { + return "CREATE DATABASE ".$name; + } + + // -------------------------------------------------------------------- + + /** + * Drop database + * + * @access private + * @param string the database name + * @return bool + */ + function _drop_database($name) + { + return "DROP DATABASE ".$name; + } + + // -------------------------------------------------------------------- + + /** + * Drop Table + * + * @access private + * @return bool + */ + function _drop_table($table) + { + return "DROP TABLE ".$this->db->_escape_identifiers($table); + } + + // -------------------------------------------------------------------- + + /** + * Create Table + * + * @access private + * @param string the table name + * @param array the fields + * @param mixed primary key(s) + * @param mixed key(s) + * @param boolean should 'IF NOT EXISTS' be added to the SQL + * @return bool + */ + function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + { + $sql = 'CREATE TABLE '; + + if ($if_not_exists === TRUE) + { + $sql .= 'IF NOT EXISTS '; + } + + $sql .= $this->db->_escape_identifiers($table)." ("; + $current_field_count = 0; + + foreach ($fields as $field=>$attributes) + { + // Numeric field names aren't allowed in databases, so if the key is + // numeric, we know it was assigned by PHP and the developer manually + // entered the field information, so we'll simply add it to the list + if (is_numeric($field)) + { + $sql .= "\n\t$attributes"; + } + else + { + $attributes = array_change_key_case($attributes, CASE_UPPER); + + $sql .= "\n\t".$this->db->_protect_identifiers($field); + + $sql .= ' '.$attributes['TYPE']; + + if (array_key_exists('CONSTRAINT', $attributes)) + { + $sql .= '('.$attributes['CONSTRAINT'].')'; + } + + if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) + { + $sql .= ' UNSIGNED'; + } + + if (array_key_exists('DEFAULT', $attributes)) + { + $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; + } + + if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) + { + $sql .= ' NULL'; + } + else + { + $sql .= ' NOT NULL'; + } + + if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) + { + $sql .= ' AUTO_INCREMENT'; + } + } + + // don't add a comma on the end of the last field + if (++$current_field_count < count($fields)) + { + $sql .= ','; + } + } + + if (count($primary_keys) > 0) + { + $primary_keys = $this->db->_protect_identifiers($primary_keys); + $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + } + + if (is_array($keys) && count($keys) > 0) + { + foreach ($keys as $key) + { + if (is_array($key)) + { + $key = $this->db->_protect_identifiers($key); + } + else + { + $key = array($this->db->_protect_identifiers($key)); + } + + $sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")"; + } + } + + $sql .= "\n)"; + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Alter table query + * + * Generates a platform-specific query so that a table can be altered + * Called by add_column(), drop_column(), and column_alter(), + * + * @access private + * @param string the ALTER type (ADD, DROP, CHANGE) + * @param string the column name + * @param string the table name + * @param string the column definition + * @param string the default value + * @param boolean should 'NOT NULL' be added + * @param string the field after which we should add the new field + * @return object + */ + function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') + { + $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table)." $alter_type ".$this->db->_protect_identifiers($column_name); + + // DROP has everything it needs now. + if ($alter_type == 'DROP') + { + return $sql; + } + + $sql .= " $column_definition"; + + if ($default_value != '') + { + $sql .= " DEFAULT \"$default_value\""; + } + + if ($null === NULL) + { + $sql .= ' NULL'; + } + else + { + $sql .= ' NOT NULL'; + } + + if ($after_field != '') + { + $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); + } + + return $sql; + + } + + // -------------------------------------------------------------------- + + /** + * Rename a table + * + * Generates a platform-specific query so that a table can be renamed + * + * @access private + * @param string the old table name + * @param string the new table name + * @return string + */ + function _rename_table($table_name, $new_table_name) + { + // I think this syntax will work, but can find little documentation on renaming tables in MSSQL + $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table_name)." RENAME TO ".$this->db->_protect_identifiers($new_table_name); + return $sql; + } + +} + +/* End of file mssql_forge.php */ +/* Location: ./system/database/drivers/mssql/mssql_forge.php */
\ No newline at end of file diff --git a/system/database/drivers/sqlsrv/sqlsrv_result.php b/system/database/drivers/sqlsrv/sqlsrv_result.php new file mode 100644 index 000000000..bf0abd1c6 --- /dev/null +++ b/system/database/drivers/sqlsrv/sqlsrv_result.php @@ -0,0 +1,169 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.1.6 or newer + * + * @package CodeIgniter + * @author ExpressionEngine Dev Team + * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. + * @license http://codeigniter.com/user_guide/license.html + * @link http://codeigniter.com + * @since Version 1.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * SQLSRV Result Class + * + * This class extends the parent result class: CI_DB_result + * + * @category Database + * @author ExpressionEngine Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_sqlsrv_result extends CI_DB_result { + + /** + * Number of rows in the result set + * + * @access public + * @return integer + */ + function num_rows() + { + return @sqlsrv_num_rows($this->result_id); + } + + // -------------------------------------------------------------------- + + /** + * Number of fields in the result set + * + * @access public + * @return integer + */ + function num_fields() + { + return @sqlsrv_num_fields($this->result_id); + } + + // -------------------------------------------------------------------- + + /** + * Fetch Field Names + * + * Generates an array of column names + * + * @access public + * @return array + */ + function list_fields() + { + $field_names = array(); + foreach(sqlsrv_field_metadata($this->result_id) as $offset => $field) + { + $field_names[] = $field['Name']; + } + + return $field_names; + } + + // -------------------------------------------------------------------- + + /** + * Field data + * + * Generates an array of objects containing field meta-data + * + * @access public + * @return array + */ + function field_data() + { + $retval = array(); + foreach(sqlsrv_field_metadata($this->result_id) as $offset => $field) + { + $F = new stdClass(); + $F->name = $field['Name']; + $F->type = $field['Type']; + $F->max_length = $field['Size']; + $F->primary_key = 0; + $F->default = ''; + + $retval[] = $F; + } + + return $retval; + } + + // -------------------------------------------------------------------- + + /** + * Free the result + * + * @return null + */ + function free_result() + { + if (is_resource($this->result_id)) + { + sqlsrv_free_stmt($this->result_id); + $this->result_id = FALSE; + } + } + + // -------------------------------------------------------------------- + + /** + * Data Seek + * + * Moves the internal pointer to the desired offset. We call + * this internally before fetching results to make sure the + * result set starts at zero + * + * @access private + * @return array + */ + function _data_seek($n = 0) + { + // Not implemented + } + + // -------------------------------------------------------------------- + + /** + * Result - associative array + * + * Returns the result set as an array + * + * @access private + * @return array + */ + function _fetch_assoc() + { + return sqlsrv_fetch_array($this->result_id, SQLSRV_FETCH_ASSOC); + } + + // -------------------------------------------------------------------- + + /** + * Result - object + * + * Returns the result set as an object + * + * @access private + * @return object + */ + function _fetch_object() + { + return sqlsrv_fetch_object($this->result_id); + } + +} + + +/* End of file mssql_result.php */ +/* Location: ./system/database/drivers/mssql/mssql_result.php */
\ No newline at end of file diff --git a/system/database/drivers/sqlsrv/sqlsrv_utility.php b/system/database/drivers/sqlsrv/sqlsrv_utility.php new file mode 100644 index 000000000..13a1850c4 --- /dev/null +++ b/system/database/drivers/sqlsrv/sqlsrv_utility.php @@ -0,0 +1,88 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.1.6 or newer + * + * @package CodeIgniter + * @author ExpressionEngine Dev Team + * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. + * @license http://codeigniter.com/user_guide/license.html + * @link http://codeigniter.com + * @since Version 1.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * SQLSRV Utility Class + * + * @category Database + * @author ExpressionEngine Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_sqlsrv_utility extends CI_DB_utility { + + /** + * List databases + * + * @access private + * @return bool + */ + function _list_databases() + { + return "EXEC sp_helpdb"; // Can also be: EXEC sp_databases + } + + // -------------------------------------------------------------------- + + /** + * Optimize table query + * + * Generates a platform-specific query so that a table can be optimized + * + * @access private + * @param string the table name + * @return object + */ + function _optimize_table($table) + { + return FALSE; // Is this supported in MS SQL? + } + + // -------------------------------------------------------------------- + + /** + * Repair table query + * + * Generates a platform-specific query so that a table can be repaired + * + * @access private + * @param string the table name + * @return object + */ + function _repair_table($table) + { + return FALSE; // Is this supported in MS SQL? + } + + // -------------------------------------------------------------------- + + /** + * MSSQL Export + * + * @access private + * @param array Preferences + * @return mixed + */ + function _backup($params = array()) + { + // Currently unsupported + return $this->db->display_error('db_unsuported_feature'); + } + +} + +/* End of file mssql_utility.php */ +/* Location: ./system/database/drivers/mssql/mssql_utility.php */
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