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<?php
/* MySQL connection */
include( $_SERVER['DOCUMENT_ROOT']."/datatables/mysql.php" ); /* ;-) */
/*
* Local functions
*/
function fatal_error ( $sErrorMessage = '' )
{
header( $_SERVER['SERVER_PROTOCOL'] .' 500 Internal Server Error' );
die( $sErrorMessage );
}
/*
* MySQL connection
*/
if ( ! $gaSql['link'] = mysql_pconnect( $gaSql['server'], $gaSql['user'], $gaSql['password'] ) )
{
fatal_error( 'Could not open connection to server' );
}
if ( ! mysql_select_db( $gaSql['db'], $gaSql['link'] ) )
{
fatal_error( 'Could not select database ' );
}
/* Paging */
$sLimit = "";
if ( isset( $_GET['iDisplayStart'] ) && $_GET['iDisplayLength'] != '-1' )
{
$sLimit = "LIMIT ".intval( $_GET['iDisplayStart'] ).", ".
intval( $_GET['iDisplayLength'] );
}
/* Ordering */
if ( isset( $_GET['iSortCol_0'] ) )
{
$sOrder = "ORDER BY ";
for ( $i=0 ; $i<mysql_real_escape_string( $_GET['iSortingCols'] ) ; $i++ )
{
$sOrder .= fnColumnToField(mysql_real_escape_string( $_GET['iSortCol_'.$i] ))."
".mysql_real_escape_string( $_GET['sSortDir_'.$i] ) .", ";
}
$sOrder = substr_replace( $sOrder, "", -2 );
}
/* Filtering - NOTE this does not match the built-in DataTables filtering which does it
* word by word on any field. It's possible to do here, but concerned about efficiency
* on very large tables, and MySQL's regex functionality is very limited
*/
$sWhere = "";
if ( $_GET['sSearch'] != "" )
{
$sWhere = "WHERE ( engine LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' OR ".
"browser LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' OR ".
"platform LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' OR ".
"version LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' OR ".
"grade LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' )";
}
for ( $i=0 ; $i<$_GET['iColumns'] ; $i++ )
{
if ( $_GET['sSearch_'.$i] != '' )
{
if ( $sWhere != "" )
{
$sWhere .= " AND ";
}
else
{
$sWhere .= "WHERE ";
}
$sWhere .= fnColumnToField($i) ." LIKE '%".mysql_real_escape_string( $_GET['sSearch_'.$i] )."%'";
}
}
$sQuery = "
SELECT SQL_CALC_FOUND_ROWS id, engine, browser, platform, version, grade
FROM ajax
$sWhere
$sOrder
$sLimit
";
$rResult = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );
$sQuery = "
SELECT FOUND_ROWS()
";
$rResultFilterTotal = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );
$aResultFilterTotal = mysql_fetch_array($rResultFilterTotal);
$iFilteredTotal = $aResultFilterTotal[0];
$sQuery = "
SELECT COUNT(id)
FROM ajax
";
$rResultTotal = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );
$aResultTotal = mysql_fetch_array($rResultTotal);
$iTotal = $aResultTotal[0];
$sOutput = '{';
$sOutput .= '"sEcho": '.intval($_GET['sEcho']).', ';
$sOutput .= '"iTotalRecords": '.$iTotal.', ';
$sOutput .= '"iTotalDisplayRecords": '.$iFilteredTotal.', ';
$sOutput .= '"aaData": [ ';
while ( $aRow = mysql_fetch_array( $rResult ) )
{
$sOutput .= "[";
$sOutput .= '"'.str_replace('"', '\"', $aRow['engine']).'",';
$sOutput .= '"'.str_replace('"', '\"', $aRow['browser']).'",';
$sOutput .= '"'.str_replace('"', '\"', $aRow['platform']).'",';
if ( $aRow['version'] == "0" )
$sOutput .= '"-",';
else
$sOutput .= '"'.str_replace('"', '\"', $aRow['version']).'",';
$sOutput .= '"'.str_replace('"', '\"', $aRow['grade']).'"';
$sOutput .= "],";
}
$sOutput = substr_replace( $sOutput, "", -1 );
$sOutput .= '] }';
echo $sOutput;
function fnColumnToField( $i )
{
if ( $i == 0 )
return "engine";
else if ( $i == 1 )
return "browser";
else if ( $i == 2 )
return "platform";
else if ( $i == 3 )
return "version";
else if ( $i == 4 )
return "grade";
}
?>
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