commitall
This commit is contained in:
Sampanna Rimal
11
hr/system/database/drivers/mssql/index.html
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11
hr/system/database/drivers/mssql/index.html
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|
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<!DOCTYPE html>
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<html>
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<head>
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<title>403 Forbidden</title>
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||||
</head>
|
||||
<body>
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||||
|
||||
<p>Directory access is forbidden.</p>
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||||
|
||||
</body>
|
||||
</html>
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||||
518
hr/system/database/drivers/mssql/mssql_driver.php
Normal file
518
hr/system/database/drivers/mssql/mssql_driver.php
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@ -0,0 +1,518 @@
|
||||
<?php
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||||
/**
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||||
* CodeIgniter
|
||||
*
|
||||
* An open source application development framework for PHP
|
||||
*
|
||||
* This content is released under the MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2014 - 2019, British Columbia Institute of Technology
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
*
|
||||
* @package CodeIgniter
|
||||
* @author EllisLab Dev Team
|
||||
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
|
||||
* @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/)
|
||||
* @license https://opensource.org/licenses/MIT MIT License
|
||||
* @link https://codeigniter.com
|
||||
* @since Version 1.3.0
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||||
* @filesource
|
||||
*/
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||||
defined('BASEPATH') OR exit('No direct script access allowed');
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||||
|
||||
/**
|
||||
* MS SQL Database Adapter Class
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||||
*
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||||
* Note: _DB is an extender class that the app controller
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||||
* creates dynamically based on whether the query builder
|
||||
* class is being used or not.
|
||||
*
|
||||
* @package CodeIgniter
|
||||
* @subpackage Drivers
|
||||
* @category Database
|
||||
* @author EllisLab Dev Team
|
||||
* @link https://codeigniter.com/user_guide/database/
|
||||
*/
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||||
class CI_DB_mssql_driver extends CI_DB {
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||||
|
||||
/**
|
||||
* Database driver
|
||||
*
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||||
* @var string
|
||||
*/
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||||
public $dbdriver = 'mssql';
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||||
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||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* ORDER BY random keyword
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||||
*
|
||||
* @var array
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||||
*/
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||||
protected $_random_keyword = array('NEWID()', 'RAND(%d)');
|
||||
|
||||
/**
|
||||
* Quoted identifier flag
|
||||
*
|
||||
* Whether to use SQL-92 standard quoted identifier
|
||||
* (double quotes) or brackets for identifier escaping.
|
||||
*
|
||||
* @var bool
|
||||
*/
|
||||
protected $_quoted_identifier = TRUE;
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Class constructor
|
||||
*
|
||||
* Appends the port number to the hostname, if needed.
|
||||
*
|
||||
* @param array $params
|
||||
* @return void
|
||||
*/
|
||||
public function __construct($params)
|
||||
{
|
||||
parent::__construct($params);
|
||||
|
||||
if ( ! empty($this->port))
|
||||
{
|
||||
$this->hostname .= (DIRECTORY_SEPARATOR === '\\' ? ',' : ':').$this->port;
|
||||
}
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Non-persistent database connection
|
||||
*
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||||
* @param bool $persistent
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||||
* @return resource
|
||||
*/
|
||||
public function db_connect($persistent = FALSE)
|
||||
{
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||||
$this->conn_id = ($persistent)
|
||||
? mssql_pconnect($this->hostname, $this->username, $this->password)
|
||||
: mssql_connect($this->hostname, $this->username, $this->password);
|
||||
|
||||
if ( ! $this->conn_id)
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
// ----------------------------------------------------------------
|
||||
|
||||
// Select the DB... assuming a database name is specified in the config file
|
||||
if ($this->database !== '' && ! $this->db_select())
|
||||
{
|
||||
log_message('error', 'Unable to select database: '.$this->database);
|
||||
|
||||
return ($this->db_debug === TRUE)
|
||||
? $this->display_error('db_unable_to_select', $this->database)
|
||||
: FALSE;
|
||||
}
|
||||
|
||||
// Determine how identifiers are escaped
|
||||
$query = $this->query('SELECT CASE WHEN (@@OPTIONS | 256) = @@OPTIONS THEN 1 ELSE 0 END AS qi');
|
||||
$query = $query->row_array();
|
||||
$this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi'];
|
||||
$this->_escape_char = ($this->_quoted_identifier) ? '"' : array('[', ']');
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||||
|
||||
return $this->conn_id;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Select the database
|
||||
*
|
||||
* @param string $database
|
||||
* @return bool
|
||||
*/
|
||||
public function db_select($database = '')
|
||||
{
|
||||
if ($database === '')
|
||||
{
|
||||
$database = $this->database;
|
||||
}
|
||||
|
||||
// Note: Escaping is required in the event that the DB name
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||||
// contains reserved characters.
|
||||
if (mssql_select_db('['.$database.']', $this->conn_id))
|
||||
{
|
||||
$this->database = $database;
|
||||
$this->data_cache = array();
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Execute the query
|
||||
*
|
||||
* @param string $sql an SQL query
|
||||
* @return mixed resource if rows are returned, bool otherwise
|
||||
*/
|
||||
protected function _execute($sql)
|
||||
{
|
||||
return mssql_query($sql, $this->conn_id);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Begin Transaction
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
protected function _trans_begin()
|
||||
{
|
||||
return $this->simple_query('BEGIN TRAN');
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Commit Transaction
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
protected function _trans_commit()
|
||||
{
|
||||
return $this->simple_query('COMMIT TRAN');
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Rollback Transaction
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
protected function _trans_rollback()
|
||||
{
|
||||
return $this->simple_query('ROLLBACK TRAN');
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Affected Rows
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public function affected_rows()
|
||||
{
|
||||
return mssql_rows_affected($this->conn_id);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Insert ID
|
||||
*
|
||||
* Returns the last id created in the Identity column.
|
||||
*
|
||||
* @return string
|
||||
*/
|
||||
public function insert_id()
|
||||
{
|
||||
$query = version_compare($this->version(), '8', '>=')
|
||||
? 'SELECT SCOPE_IDENTITY() AS last_id'
|
||||
: 'SELECT @@IDENTITY AS last_id';
|
||||
|
||||
$query = $this->query($query);
|
||||
$query = $query->row();
|
||||
return $query->last_id;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Set client character set
|
||||
*
|
||||
* @param string $charset
|
||||
* @return bool
|
||||
*/
|
||||
protected function _db_set_charset($charset)
|
||||
{
|
||||
return (ini_set('mssql.charset', $charset) !== FALSE);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Version number query string
|
||||
*
|
||||
* @return string
|
||||
*/
|
||||
protected function _version()
|
||||
{
|
||||
return "SELECT SERVERPROPERTY('ProductVersion') AS ver";
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* List table query
|
||||
*
|
||||
* Generates a platform-specific query string so that the table names can be fetched
|
||||
*
|
||||
* @param bool $prefix_limit
|
||||
* @return string
|
||||
*/
|
||||
protected function _list_tables($prefix_limit = FALSE)
|
||||
{
|
||||
$sql = 'SELECT '.$this->escape_identifiers('name')
|
||||
.' FROM '.$this->escape_identifiers('sysobjects')
|
||||
.' WHERE '.$this->escape_identifiers('type')." = 'U'";
|
||||
|
||||
if ($prefix_limit !== FALSE && $this->dbprefix !== '')
|
||||
{
|
||||
$sql .= ' AND '.$this->escape_identifiers('name')." LIKE '".$this->escape_like_str($this->dbprefix)."%' "
|
||||
.sprintf($this->_like_escape_str, $this->_like_escape_chr);
|
||||
}
|
||||
|
||||
return $sql.' ORDER BY '.$this->escape_identifiers('name');
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* List column query
|
||||
*
|
||||
* Generates a platform-specific query string so that the column names can be fetched
|
||||
*
|
||||
* @param string $table
|
||||
* @return string
|
||||
*/
|
||||
protected function _list_columns($table = '')
|
||||
{
|
||||
return 'SELECT COLUMN_NAME
|
||||
FROM INFORMATION_SCHEMA.Columns
|
||||
WHERE UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table));
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Returns an object with field data
|
||||
*
|
||||
* @param string $table
|
||||
* @return array
|
||||
*/
|
||||
public function field_data($table)
|
||||
{
|
||||
$sql = 'SELECT COLUMN_NAME, DATA_TYPE, CHARACTER_MAXIMUM_LENGTH, NUMERIC_PRECISION, COLUMN_DEFAULT
|
||||
FROM INFORMATION_SCHEMA.Columns
|
||||
WHERE UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table));
|
||||
|
||||
if (($query = $this->query($sql)) === FALSE)
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
$query = $query->result_object();
|
||||
|
||||
$retval = array();
|
||||
for ($i = 0, $c = count($query); $i < $c; $i++)
|
||||
{
|
||||
$retval[$i] = new stdClass();
|
||||
$retval[$i]->name = $query[$i]->COLUMN_NAME;
|
||||
$retval[$i]->type = $query[$i]->DATA_TYPE;
|
||||
$retval[$i]->max_length = ($query[$i]->CHARACTER_MAXIMUM_LENGTH > 0) ? $query[$i]->CHARACTER_MAXIMUM_LENGTH : $query[$i]->NUMERIC_PRECISION;
|
||||
$retval[$i]->default = $query[$i]->COLUMN_DEFAULT;
|
||||
}
|
||||
|
||||
return $retval;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Error
|
||||
*
|
||||
* Returns an array containing code and message of the last
|
||||
* database error that has occurred.
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
public function error()
|
||||
{
|
||||
// We need this because the error info is discarded by the
|
||||
// server the first time you request it, and query() already
|
||||
// calls error() once for logging purposes when a query fails.
|
||||
static $error = array('code' => 0, 'message' => NULL);
|
||||
|
||||
$message = mssql_get_last_message();
|
||||
if ( ! empty($message))
|
||||
{
|
||||
$error['code'] = $this->query('SELECT @@ERROR AS code')->row()->code;
|
||||
$error['message'] = $message;
|
||||
}
|
||||
|
||||
return $error;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Update statement
|
||||
*
|
||||
* Generates a platform-specific update string from the supplied data
|
||||
*
|
||||
* @param string $table
|
||||
* @param array $values
|
||||
* @return string
|
||||
*/
|
||||
protected function _update($table, $values)
|
||||
{
|
||||
$this->qb_limit = FALSE;
|
||||
$this->qb_orderby = array();
|
||||
return parent::_update($table, $values);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Truncate statement
|
||||
*
|
||||
* Generates a platform-specific truncate string from the supplied data
|
||||
*
|
||||
* If the database does not support the TRUNCATE statement,
|
||||
* then this method maps to 'DELETE FROM table'
|
||||
*
|
||||
* @param string $table
|
||||
* @return string
|
||||
*/
|
||||
protected function _truncate($table)
|
||||
{
|
||||
return 'TRUNCATE TABLE '.$table;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Delete statement
|
||||
*
|
||||
* Generates a platform-specific delete string from the supplied data
|
||||
*
|
||||
* @param string $table
|
||||
* @return string
|
||||
*/
|
||||
protected function _delete($table)
|
||||
{
|
||||
if ($this->qb_limit)
|
||||
{
|
||||
return 'WITH ci_delete AS (SELECT TOP '.$this->qb_limit.' * FROM '.$table.$this->_compile_wh('qb_where').') DELETE FROM ci_delete';
|
||||
}
|
||||
|
||||
return parent::_delete($table);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* LIMIT
|
||||
*
|
||||
* Generates a platform-specific LIMIT clause
|
||||
*
|
||||
* @param string $sql SQL Query
|
||||
* @return string
|
||||
*/
|
||||
protected function _limit($sql)
|
||||
{
|
||||
$limit = $this->qb_offset + $this->qb_limit;
|
||||
|
||||
// As of SQL Server 2005 (9.0.*) ROW_NUMBER() is supported,
|
||||
// however an ORDER BY clause is required for it to work
|
||||
if (version_compare($this->version(), '9', '>=') && $this->qb_offset && ! empty($this->qb_orderby))
|
||||
{
|
||||
$orderby = $this->_compile_order_by();
|
||||
|
||||
// We have to strip the ORDER BY clause
|
||||
$sql = trim(substr($sql, 0, strrpos($sql, $orderby)));
|
||||
|
||||
// Get the fields to select from our subquery, so that we can avoid CI_rownum appearing in the actual results
|
||||
if (count($this->qb_select) === 0 OR strpos(implode(',', $this->qb_select), '*') !== FALSE)
|
||||
{
|
||||
$select = '*'; // Inevitable
|
||||
}
|
||||
else
|
||||
{
|
||||
// Use only field names and their aliases, everything else is out of our scope.
|
||||
$select = array();
|
||||
$field_regexp = ($this->_quoted_identifier)
|
||||
? '("[^\"]+")' : '(\[[^\]]+\])';
|
||||
for ($i = 0, $c = count($this->qb_select); $i < $c; $i++)
|
||||
{
|
||||
$select[] = preg_match('/(?:\s|\.)'.$field_regexp.'$/i', $this->qb_select[$i], $m)
|
||||
? $m[1] : $this->qb_select[$i];
|
||||
}
|
||||
$select = implode(', ', $select);
|
||||
}
|
||||
|
||||
return 'SELECT '.$select." FROM (\n\n"
|
||||
.preg_replace('/^(SELECT( DISTINCT)?)/i', '\\1 ROW_NUMBER() OVER('.trim($orderby).') AS '.$this->escape_identifiers('CI_rownum').', ', $sql)
|
||||
."\n\n) ".$this->escape_identifiers('CI_subquery')
|
||||
."\nWHERE ".$this->escape_identifiers('CI_rownum').' BETWEEN '.($this->qb_offset + 1).' AND '.$limit;
|
||||
}
|
||||
|
||||
return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$limit.' ', $sql);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Insert batch statement
|
||||
*
|
||||
* Generates a platform-specific insert string from the supplied data.
|
||||
*
|
||||
* @param string $table Table name
|
||||
* @param array $keys INSERT keys
|
||||
* @param array $values INSERT values
|
||||
* @return string|bool
|
||||
*/
|
||||
protected function _insert_batch($table, $keys, $values)
|
||||
{
|
||||
// Multiple-value inserts are only supported as of SQL Server 2008
|
||||
if (version_compare($this->version(), '10', '>='))
|
||||
{
|
||||
return parent::_insert_batch($table, $keys, $values);
|
||||
}
|
||||
|
||||
return ($this->db_debug) ? $this->display_error('db_unsupported_feature') : FALSE;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Close DB Connection
|
||||
*
|
||||
* @return void
|
||||
*/
|
||||
protected function _close()
|
||||
{
|
||||
mssql_close($this->conn_id);
|
||||
}
|
||||
|
||||
}
|
||||
151
hr/system/database/drivers/mssql/mssql_forge.php
Normal file
151
hr/system/database/drivers/mssql/mssql_forge.php
Normal file
@ -0,0 +1,151 @@
|
||||
<?php
|
||||
/**
|
||||
* CodeIgniter
|
||||
*
|
||||
* An open source application development framework for PHP
|
||||
*
|
||||
* This content is released under the MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2014 - 2019, British Columbia Institute of Technology
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
*
|
||||
* @package CodeIgniter
|
||||
* @author EllisLab Dev Team
|
||||
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
|
||||
* @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/)
|
||||
* @license https://opensource.org/licenses/MIT MIT License
|
||||
* @link https://codeigniter.com
|
||||
* @since Version 1.3.0
|
||||
* @filesource
|
||||
*/
|
||||
defined('BASEPATH') OR exit('No direct script access allowed');
|
||||
|
||||
/**
|
||||
* MS SQL Forge Class
|
||||
*
|
||||
* @package CodeIgniter
|
||||
* @subpackage Drivers
|
||||
* @category Database
|
||||
* @author EllisLab Dev Team
|
||||
* @link https://codeigniter.com/user_guide/database/
|
||||
*/
|
||||
class CI_DB_mssql_forge extends CI_DB_forge {
|
||||
|
||||
/**
|
||||
* CREATE TABLE IF statement
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
protected $_create_table_if = "IF NOT EXISTS (SELECT * FROM sysobjects WHERE ID = object_id(N'%s') AND OBJECTPROPERTY(id, N'IsUserTable') = 1)\nCREATE TABLE";
|
||||
|
||||
/**
|
||||
* DROP TABLE IF statement
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
protected $_drop_table_if = "IF EXISTS (SELECT * FROM sysobjects WHERE ID = object_id(N'%s') AND OBJECTPROPERTY(id, N'IsUserTable') = 1)\nDROP TABLE";
|
||||
|
||||
/**
|
||||
* UNSIGNED support
|
||||
*
|
||||
* @var array
|
||||
*/
|
||||
protected $_unsigned = array(
|
||||
'TINYINT' => 'SMALLINT',
|
||||
'SMALLINT' => 'INT',
|
||||
'INT' => 'BIGINT',
|
||||
'REAL' => 'FLOAT'
|
||||
);
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* ALTER TABLE
|
||||
*
|
||||
* @param string $alter_type ALTER type
|
||||
* @param string $table Table name
|
||||
* @param mixed $field Column definition
|
||||
* @return string|string[]
|
||||
*/
|
||||
protected function _alter_table($alter_type, $table, $field)
|
||||
{
|
||||
if (in_array($alter_type, array('ADD', 'DROP'), TRUE))
|
||||
{
|
||||
return parent::_alter_table($alter_type, $table, $field);
|
||||
}
|
||||
|
||||
$sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' ALTER COLUMN ';
|
||||
$sqls = array();
|
||||
for ($i = 0, $c = count($field); $i < $c; $i++)
|
||||
{
|
||||
$sqls[] = $sql.$this->_process_column($field[$i]);
|
||||
}
|
||||
|
||||
return $sqls;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Field attribute TYPE
|
||||
*
|
||||
* Performs a data type mapping between different databases.
|
||||
*
|
||||
* @param array &$attributes
|
||||
* @return void
|
||||
*/
|
||||
protected function _attr_type(&$attributes)
|
||||
{
|
||||
if (isset($attributes['CONSTRAINT']) && strpos($attributes['TYPE'], 'INT') !== FALSE)
|
||||
{
|
||||
unset($attributes['CONSTRAINT']);
|
||||
}
|
||||
|
||||
switch (strtoupper($attributes['TYPE']))
|
||||
{
|
||||
case 'MEDIUMINT':
|
||||
$attributes['TYPE'] = 'INTEGER';
|
||||
$attributes['UNSIGNED'] = FALSE;
|
||||
return;
|
||||
case 'INTEGER':
|
||||
$attributes['TYPE'] = 'INT';
|
||||
return;
|
||||
default: return;
|
||||
}
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Field attribute AUTO_INCREMENT
|
||||
*
|
||||
* @param array &$attributes
|
||||
* @param array &$field
|
||||
* @return void
|
||||
*/
|
||||
protected function _attr_auto_increment(&$attributes, &$field)
|
||||
{
|
||||
if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE && stripos($field['type'], 'int') !== FALSE)
|
||||
{
|
||||
$field['auto_increment'] = ' IDENTITY(1,1)';
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
198
hr/system/database/drivers/mssql/mssql_result.php
Normal file
198
hr/system/database/drivers/mssql/mssql_result.php
Normal file
@ -0,0 +1,198 @@
|
||||
<?php
|
||||
/**
|
||||
* CodeIgniter
|
||||
*
|
||||
* An open source application development framework for PHP
|
||||
*
|
||||
* This content is released under the MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2014 - 2019, British Columbia Institute of Technology
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
*
|
||||
* @package CodeIgniter
|
||||
* @author EllisLab Dev Team
|
||||
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
|
||||
* @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/)
|
||||
* @license https://opensource.org/licenses/MIT MIT License
|
||||
* @link https://codeigniter.com
|
||||
* @since Version 1.3.0
|
||||
* @filesource
|
||||
*/
|
||||
defined('BASEPATH') OR exit('No direct script access allowed');
|
||||
|
||||
/**
|
||||
* MSSQL Result Class
|
||||
*
|
||||
* This class extends the parent result class: CI_DB_result
|
||||
*
|
||||
* @package CodeIgniter
|
||||
* @subpackage Drivers
|
||||
* @category Database
|
||||
* @author EllisLab Dev Team
|
||||
* @link https://codeigniter.com/user_guide/database/
|
||||
*/
|
||||
class CI_DB_mssql_result extends CI_DB_result {
|
||||
|
||||
/**
|
||||
* Number of rows in the result set
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public function num_rows()
|
||||
{
|
||||
return is_int($this->num_rows)
|
||||
? $this->num_rows
|
||||
: $this->num_rows = mssql_num_rows($this->result_id);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Number of fields in the result set
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public function num_fields()
|
||||
{
|
||||
return mssql_num_fields($this->result_id);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Fetch Field Names
|
||||
*
|
||||
* Generates an array of column names
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
public function list_fields()
|
||||
{
|
||||
$field_names = array();
|
||||
mssql_field_seek($this->result_id, 0);
|
||||
while ($field = mssql_fetch_field($this->result_id))
|
||||
{
|
||||
$field_names[] = $field->name;
|
||||
}
|
||||
|
||||
return $field_names;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Field data
|
||||
*
|
||||
* Generates an array of objects containing field meta-data
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
public function field_data()
|
||||
{
|
||||
$retval = array();
|
||||
for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
|
||||
{
|
||||
$field = mssql_fetch_field($this->result_id, $i);
|
||||
|
||||
$retval[$i] = new stdClass();
|
||||
$retval[$i]->name = $field->name;
|
||||
$retval[$i]->type = $field->type;
|
||||
$retval[$i]->max_length = $field->max_length;
|
||||
}
|
||||
|
||||
return $retval;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Free the result
|
||||
*
|
||||
* @return void
|
||||
*/
|
||||
public function free_result()
|
||||
{
|
||||
if (is_resource($this->result_id))
|
||||
{
|
||||
mssql_free_result($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.
|
||||
*
|
||||
* @param int $n
|
||||
* @return bool
|
||||
*/
|
||||
public function data_seek($n = 0)
|
||||
{
|
||||
return mssql_data_seek($this->result_id, $n);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Result - associative array
|
||||
*
|
||||
* Returns the result set as an array
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
protected function _fetch_assoc()
|
||||
{
|
||||
return mssql_fetch_assoc($this->result_id);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Result - object
|
||||
*
|
||||
* Returns the result set as an object
|
||||
*
|
||||
* @param string $class_name
|
||||
* @return object
|
||||
*/
|
||||
protected function _fetch_object($class_name = 'stdClass')
|
||||
{
|
||||
$row = mssql_fetch_object($this->result_id);
|
||||
|
||||
if ($class_name === 'stdClass' OR ! $row)
|
||||
{
|
||||
return $row;
|
||||
}
|
||||
|
||||
$class_name = new $class_name();
|
||||
foreach ($row as $key => $value)
|
||||
{
|
||||
$class_name->$key = $value;
|
||||
}
|
||||
|
||||
return $class_name;
|
||||
}
|
||||
|
||||
}
|
||||
77
hr/system/database/drivers/mssql/mssql_utility.php
Normal file
77
hr/system/database/drivers/mssql/mssql_utility.php
Normal file
@ -0,0 +1,77 @@
|
||||
<?php
|
||||
/**
|
||||
* CodeIgniter
|
||||
*
|
||||
* An open source application development framework for PHP
|
||||
*
|
||||
* This content is released under the MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2014 - 2019, British Columbia Institute of Technology
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
*
|
||||
* @package CodeIgniter
|
||||
* @author EllisLab Dev Team
|
||||
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
|
||||
* @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/)
|
||||
* @license https://opensource.org/licenses/MIT MIT License
|
||||
* @link https://codeigniter.com
|
||||
* @since Version 1.3.0
|
||||
* @filesource
|
||||
*/
|
||||
defined('BASEPATH') OR exit('No direct script access allowed');
|
||||
|
||||
/**
|
||||
* MS SQL Utility Class
|
||||
*
|
||||
* @package CodeIgniter
|
||||
* @subpackage Drivers
|
||||
* @category Database
|
||||
* @author EllisLab Dev Team
|
||||
* @link https://codeigniter.com/user_guide/database/
|
||||
*/
|
||||
class CI_DB_mssql_utility extends CI_DB_utility {
|
||||
|
||||
/**
|
||||
* List databases statement
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
protected $_list_databases = 'EXEC sp_helpdb'; // Can also be: EXEC sp_databases
|
||||
|
||||
/**
|
||||
* OPTIMIZE TABLE statement
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
protected $_optimize_table = 'ALTER INDEX all ON %s REORGANIZE';
|
||||
|
||||
/**
|
||||
* Export
|
||||
*
|
||||
* @param array $params Preferences
|
||||
* @return bool
|
||||
*/
|
||||
protected function _backup($params = array())
|
||||
{
|
||||
// Currently unsupported
|
||||
return $this->db->display_error('db_unsupported_feature');
|
||||
}
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user