Mercurial > repos > saskia-hiltemann > ireport
view DataTables-1.9.4/examples/server_side/scripts/filter_col.php @ 7:0f2b740536fb draft
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author | saskia-hiltemann |
---|---|
date | Mon, 21 Aug 2017 09:16:07 -0400 |
parents | ac5f9272033b |
children |
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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"; } ?>