ArraytoCSV

ArraytoCSV

<?php
/**
 * Description of ArraytoCSV
 *
 * @author Haroon Abbasi (Thanks)
 * @modified Tamás András Horváth
 *
 * Usage:
 *
 * $arrytoCSV = new ArraytoCSV();
 * $list = array(
 *    array('First head', 'Second head', 'Third head', 'Fourth head'),
 *    array('123', '456', '789'),
 *    array('"aaa"', '"bbb"')
 * );
 * $arrytoCSV->exportCSV($list);
 *
 */
 class ArraytoCSV {

    public function exportCSV($data) {
        $this->download_send_headers("registrant_data_" . date("Y-m-d") . ".csv");
        echo $this->array2csv($data);
        die();        
    }

    function array2csv(array &$array) {
        if (count($array) == 0) {
            return null;
        }
        ob_start();
        $df = fopen("php://output", 'w');
        fprintf($df, chr(0xEF).chr(0xBB).chr(0xBF));
        fputcsv($df, array_keys(reset($array)));
        foreach ($array as $row) {
            fputcsv($df, $row);
        }
        fclose($df);
        return ob_get_clean();
    }

    function download_send_headers($filename) {
        // disable caching
        $now = gmdate("D, d M Y H:i:s");
        header("Expires: Tue, 03 Jul 2001 06:00:00 GMT");
        header("Cache-Control: max-age=0, no-cache, must-revalidate, proxy-revalidate");
        header("Last-Modified: {$now} GMT");

        // force download  
        header("Content-Type: application/force-download");
        header("Content-Type: application/octet-stream");
        header("Content-Type: application/download");

        // disposition / encoding on response body
        header("Content-Disposition: attachment;filename={$filename}");
        header("Content-Transfer-Encoding: binary");
    }

}

?>