PHP Excel import

public  function ImportFile () 
    { 
        $ File = Request () -> File ( 'File' );
         $ the params = $ the this -> request-> param (); // can obtain parameters 
        IF (! $ File ) {
             $ the this -> error ( 'Please select the import file " ); 
        } 
        // save the path file 
        $ info = $ file -> Move (root_path' public 'the DS' uploads'... ); 
　　　　　// get the file path
         $ filePath = root_path .. 'public' the DS 'uploads' the DS... $ info -> getSaveName ();
　　　　　// find the file
         IF (!is_file($filePath)) {
            $this->error('无相关记录');
        }

　　　　　//===========开始
        $PHPReader = new \PHPExcel_Reader_Excel2007();
        if (!$PHPReader->canRead($filePath)) {
            $PHPReader = new \PHPExcel_Reader_Excel5();
            if (!$PHPReader->canRead($filePath)) {
                $PHPReader = new \PHPExcel_Reader_CSV();
                if (!$PHPReader-> canRead ( $ filePath )) {
                     $ the this -> error ( 'unknown format' ); 
                } 
            } 
        } 

        $ PHPExcel = $ PHPReader -> Load ( $ filePath ); // load file 
        $ currentSheet = $ PHPExcel -> getSheet ( 0); // read the file in the first worksheet 
        $ allColumn = $ currentSheet -> getHighestDataColumn (); // obtain the maximum column number 
        $ allRow = $ currentSheet -> getHighestRow (); // get a total number of line 
        $ maxColumnNumber = \ PHPExcel_Cell :: columnIndexFromString (allColumn $ ); // Get the number of columns 

        // get uploaded to excel in the first row as the column header 
        for ( $ currentRow =. 1; $ currentRow <=. 1; ++ $ currentRow ) {
             for ( $ also currentColumn = 0 ; $ also currentColumn < $ maxColumnNumber ; ++ $ also currentColumn ) {
                 $ Val = $ currentSheet -> getCellByColumnAndRow ( $ also currentColumn , $ currentRow ) -> the getValue ();
                 $ Fields [] = $ Val ; 
            } 
        }

　　　　　// save data for total
         $ INSERT = []; 

        // number of cycles of rows: currentRow data is started from the second row 
        for ( $ currentRow = 2; $ currentRow <= $ allRow ; ++ $ currentRow ) {
             $ values = []; // rows 
            // cycle per row 
            for ( $ also currentColumn = 0; $ also currentColumn < $ maxColumnNumber ; ++ $ also currentColumn ) {
                 $ Val = $ currentSheet -> getCellByColumnAndRow ( $ also currentColumn , $ currentRow ) - >getValue();
                $values[] = is_null($val) ? '' : $val;
            }
            $row = [];
            // 合并
            $temp = array_combine($fields, $values);
　　　　　　　　
            foreach ($temp as $k => $v) {
                if ($k !== '') {
                    $k = trim($k);
                    //获得key
                    COL $ = Self :: excel2dbColhandler ( $ K ); // pass the column header name Excel returns the corresponding database field
                     IF ( $ COL ) {
                         $ Row [ $ COL ] = TRIM ( $ V ); 
                    } 
                } 
            } 
            
            IF ( $ Row ) {
                 $ Row [ 'the create_time'] = DATE ( 'Ymd H: I: S' );
                 $ INSERT [] = $ Row ; 
            } 
        } 
        // Get wish to add Model 
        $ nowModel =the this $ -> getNowModel ( $ params [ 'tbName' ]);
         $ nowModel -> saveAll ( $ INSERT );
         unset ( $ info ); // begin releasing variable 
        unlink ( $ filePath ); // delete a file 
    }