1 files changed, 0 insertions, 476 deletions
diff --git a/phpBB/phpbb/db/driver/mssql.php b/phpBB/phpbb/db/driver/mssql.php
deleted file mode 100644
index f9ea884ce2..0000000000
--- a/phpBB/phpbb/db/driver/mssql.php
+++ /dev/null
@@ -1,476 +0,0 @@
-<?php
-/**
-*
-* This file is part of the phpBB Forum Software package.
-*
-* @copyright (c) phpBB Limited <https://www.phpbb.com>
-* @license GNU General Public License, version 2 (GPL-2.0)
-*
-* For full copyright and license information, please see
-* the docs/CREDITS.txt file.
-*
-*/
-
-namespace phpbb\db\driver;
-
-/**
-* MSSQL Database Abstraction Layer
-* Minimum Requirement is MSSQL 2000+
-*/
-class mssql extends \phpbb\db\driver\driver
-{
-	var $connect_error = '';
-
-	/**
-	* {@inheritDoc}
-	*/
-	function sql_connect($sqlserver, $sqluser, $sqlpassword, $database, $port = false, $persistency = false, $new_link = false)
-	{
-		if (!function_exists('mssql_connect'))
-		{
-			$this->connect_error = 'mssql_connect function does not exist, is mssql extension installed?';
-			return $this->sql_error('');
-		}
-
-		$this->persistency = $persistency;
-		$this->user = $sqluser;
-		$this->dbname = $database;
-
-		$port_delimiter = (defined('PHP_OS') && substr(PHP_OS, 0, 3) === 'WIN') ? ',' : ':';
-		$this->server = $sqlserver . (($port) ? $port_delimiter . $port : '');
-
-		@ini_set('mssql.charset', 'UTF-8');
-		@ini_set('mssql.textlimit', 2147483647);
-		@ini_set('mssql.textsize', 2147483647);
-
-		$this->db_connect_id = ($this->persistency) ? @mssql_pconnect($this->server, $this->user, $sqlpassword, $new_link) : @mssql_connect($this->server, $this->user, $sqlpassword, $new_link);
-
-		if ($this->db_connect_id && $this->dbname != '')
-		{
-			if (!@mssql_select_db($this->dbname, $this->db_connect_id))
-			{
-				@mssql_close($this->db_connect_id);
-				return false;
-			}
-		}
-
-		return ($this->db_connect_id) ? $this->db_connect_id : $this->sql_error('');
-	}
-
-	/**
-	* {@inheritDoc}
-	*/
-	function sql_server_info($raw = false, $use_cache = true)
-	{
-		global $cache;
-
-		if (!$use_cache || empty($cache) || ($this->sql_server_version = $cache->get('mssql_version')) === false)
-		{
-			$result_id = @mssql_query("SELECT SERVERPROPERTY('productversion'), SERVERPROPERTY('productlevel'), SERVERPROPERTY('edition')", $this->db_connect_id);
-
-			$row = false;
-			if ($result_id)
-			{
-				$row = @mssql_fetch_assoc($result_id);
-				@mssql_free_result($result_id);
-			}
-
-			$this->sql_server_version = ($row) ? trim(implode(' ', $row)) : 0;
-
-			if (!empty($cache) && $use_cache)
-			{
-				$cache->put('mssql_version', $this->sql_server_version);
-			}
-		}
-
-		if ($raw)
-		{
-			return $this->sql_server_version;
-		}
-
-		return ($this->sql_server_version) ? 'MSSQL<br />' . $this->sql_server_version : 'MSSQL';
-	}
-
-	/**
-	* {@inheritDoc}
-	*/
-	public function sql_concatenate($expr1, $expr2)
-	{
-		return $expr1 . ' + ' . $expr2;
-	}
-
-	/**
-	* SQL Transaction
-	* @access private
-	*/
-	function _sql_transaction($status = 'begin')
-	{
-		switch ($status)
-		{
-			case 'begin':
-				return @mssql_query('BEGIN TRANSACTION', $this->db_connect_id);
-			break;
-
-			case 'commit':
-				return @mssql_query('COMMIT TRANSACTION', $this->db_connect_id);
-			break;
-
-			case 'rollback':
-				return @mssql_query('ROLLBACK TRANSACTION', $this->db_connect_id);
-			break;
-		}
-
-		return true;
-	}
-
-	/**
-	* {@inheritDoc}
-	*/
-	function sql_query($query = '', $cache_ttl = 0)
-	{
-		if ($query != '')
-		{
-			global $cache;
-
-			// EXPLAIN only in extra debug mode
-			if (defined('DEBUG'))
-			{
-				$this->sql_report('start', $query);
-			}
-			else if (defined('PHPBB_DISPLAY_LOAD_TIME'))
-			{
-				$this->curtime = microtime(true);
-			}
-
-			$this->query_result = ($cache && $cache_ttl) ? $cache->sql_load($query) : false;
-			$this->sql_add_num_queries($this->query_result);
-
-			if ($this->query_result === false)
-			{
-				if (($this->query_result = @mssql_query($query, $this->db_connect_id)) === false)
-				{
-					$this->sql_error($query);
-				}
-
-				if (defined('DEBUG'))
-				{
-					$this->sql_report('stop', $query);
-				}
-				else if (defined('PHPBB_DISPLAY_LOAD_TIME'))
-				{
-					$this->sql_time += microtime(true) - $this->curtime;
-				}
-
-				if ($cache && $cache_ttl)
-				{
-					$this->open_queries[(int) $this->query_result] = $this->query_result;
-					$this->query_result = $cache->sql_save($this, $query, $this->query_result, $cache_ttl);
-				}
-				else if (strpos($query, 'SELECT') === 0 && $this->query_result)
-				{
-					$this->open_queries[(int) $this->query_result] = $this->query_result;
-				}
-			}
-			else if (defined('DEBUG'))
-			{
-				$this->sql_report('fromcache', $query);
-			}
-		}
-		else
-		{
-			return false;
-		}
-
-		return $this->query_result;
-	}
-
-	/**
-	* Build LIMIT query
-	*/
-	function _sql_query_limit($query, $total, $offset = 0, $cache_ttl = 0)
-	{
-		$this->query_result = false;
-
-		// Since TOP is only returning a set number of rows we won't need it if total is set to 0 (return all rows)
-		if ($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)
-		{
-			$this->sql_rowseek($offset, $result);
-		}
-
-		return $result;
-	}
-
-	/**
-	* {@inheritDoc}
-	*/
-	function sql_affectedrows()
-	{
-		return ($this->db_connect_id) ? @mssql_rows_affected($this->db_connect_id) : false;
-	}
-
-	/**
-	* {@inheritDoc}
-	*/
-	function sql_fetchrow($query_id = false)
-	{
-		global $cache;
-
-		if ($query_id === false)
-		{
-			$query_id = $this->query_result;
-		}
-
-		if ($cache && $cache->sql_exists($query_id))
-		{
-			return $cache->sql_fetchrow($query_id);
-		}
-
-		if ($query_id === false)
-		{
-			return false;
-		}
-
-		$row = @mssql_fetch_assoc($query_id);
-
-		// I hope i am able to remove this later... hopefully only a PHP or MSSQL bug
-		if ($row)
-		{
-			foreach ($row as $key => $value)
-			{
-				$row[$key] = ($value === ' ' || $value === null) ? '' : $value;
-			}
-		}
-
-		return $row;
-	}
-
-	/**
-	* {@inheritDoc}
-	*/
-	function sql_rowseek($rownum, &$query_id)
-	{
-		global $cache;
-
-		if ($query_id === false)
-		{
-			$query_id = $this->query_result;
-		}
-
-		if ($cache && $cache->sql_exists($query_id))
-		{
-			return $cache->sql_rowseek($rownum, $query_id);
-		}
-
-		return ($query_id !== false) ? @mssql_data_seek($query_id, $rownum) : false;
-	}
-
-	/**
-	* {@inheritDoc}
-	*/
-	function sql_nextid()
-	{
-		$result_id = @mssql_query('SELECT SCOPE_IDENTITY()', $this->db_connect_id);
-		if ($result_id)
-		{
-			if ($row = @mssql_fetch_assoc($result_id))
-			{
-				@mssql_free_result($result_id);
-				return $row['computed'];
-			}
-			@mssql_free_result($result_id);
-		}
-
-		return false;
-	}
-
-	/**
-	* {@inheritDoc}
-	*/
-	function sql_freeresult($query_id = false)
-	{
-		global $cache;
-
-		if ($query_id === false)
-		{
-			$query_id = $this->query_result;
-		}
-
-		if ($cache && !is_object($query_id) && $cache->sql_exists($query_id))
-		{
-			return $cache->sql_freeresult($query_id);
-		}
-
-		if (isset($this->open_queries[(int) $query_id]))
-		{
-			unset($this->open_queries[(int) $query_id]);
-			return @mssql_free_result($query_id);
-		}
-
-		return false;
-	}
-
-	/**
-	* {@inheritDoc}
-	*/
-	function sql_escape($msg)
-	{
-		return str_replace(array("'", "\0"), array("''", ''), $msg);
-	}
-
-	/**
-	* {@inheritDoc}
-	*/
-	function sql_lower_text($column_name)
-	{
-		return "LOWER(SUBSTRING($column_name, 1, DATALENGTH($column_name)))";
-	}
-
-	/**
-	* Build LIKE expression
-	* @access private
-	*/
-	function _sql_like_expression($expression)
-	{
-		return $expression . " ESCAPE '\\'";
-	}
-
-	/**
-	* Build NOT LIKE expression
-	* @access private
-	*/
-	function _sql_not_like_expression($expression)
-	{
-		return $expression . " ESCAPE '\\'";
-	}
-
-	/**
-	* return sql error array
-	* @access private
-	*/
-	function _sql_error()
-	{
-		if (function_exists('mssql_get_last_message'))
-		{
-			$error = array(
-				'message'	=> @mssql_get_last_message(),
-				'code'		=> '',
-			);
-
-			// Get error code number
-			$result_id = @mssql_query('SELECT @@ERROR as code', $this->db_connect_id);
-			if ($result_id)
-			{
-				$row = @mssql_fetch_assoc($result_id);
-				$error['code'] = $row['code'];
-				@mssql_free_result($result_id);
-			}
-
-			// Get full error message if possible
-			$sql = 'SELECT CAST(description as varchar(255)) as message
-				FROM master.dbo.sysmessages
-				WHERE error = ' . $error['code'];
-			$result_id = @mssql_query($sql);
-
-			if ($result_id)
-			{
-				$row = @mssql_fetch_assoc($result_id);
-				if (!empty($row['message']))
-				{
-					$error['message'] .= '<br />' . $row['message'];
-				}
-				@mssql_free_result($result_id);
-			}
-		}
-		else
-		{
-			$error = array(
-				'message'	=> $this->connect_error,
-				'code'		=> '',
-			);
-		}
-
-		return $error;
-	}
-
-	/**
-	* Build db-specific query data
-	* @access private
-	*/
-	function _sql_custom_build($stage, $data)
-	{
-		return $data;
-	}
-
-	/**
-	* Close sql connection
-	* @access private
-	*/
-	function _sql_close()
-	{
-		return @mssql_close($this->db_connect_id);
-	}
-
-	/**
-	* Build db-specific report
-	* @access private
-	*/
-	function _sql_report($mode, $query = '')
-	{
-		switch ($mode)
-		{
-			case 'start':
-				$html_table = false;
-				@mssql_query('SET SHOWPLAN_TEXT ON;', $this->db_connect_id);
-				if ($result = @mssql_query($query, $this->db_connect_id))
-				{
-					@mssql_next_result($result);
-					while ($row = @mssql_fetch_row($result))
-					{
-						$html_table = $this->sql_report('add_select_row', $query, $html_table, $row);
-					}
-				}
-				@mssql_query('SET SHOWPLAN_TEXT OFF;', $this->db_connect_id);
-				@mssql_free_result($result);
-
-				if ($html_table)
-				{
-					$this->html_hold .= '</table>';
-				}
-			break;
-
-			case 'fromcache':
-				$endtime = explode(' ', microtime());
-				$endtime = $endtime[0] + $endtime[1];
-
-				$result = @mssql_query($query, $this->db_connect_id);
-				while ($void = @mssql_fetch_assoc($result))
-				{
-					// Take the time spent on parsing rows into account
-				}
-				@mssql_free_result($result);
-
-				$splittime = explode(' ', microtime());
-				$splittime = $splittime[0] + $splittime[1];
-
-				$this->sql_report('record_fromcache', $query, $endtime, $splittime);
-
-			break;
-		}
-	}
-}