<?php

/*******************************************************************

    Module        : /Data/CSV.php
    Desc.         : v3 - Class pembuatan file CSV
    Created By    : Siau Pheng (siaupheng@3fonia.com).
    Created Date  : April 2rd, 2011.
    Last Modified : May 6th, 2021.

    (c) 2011 - 2021, 3FONIA Software; WWW.3FONIA.COM.

*******************************************************************/

declare(strict_types=1);

namespace siaupheng\fonia3\Data;

define( DELI_CSV, ";" );
define( CRLF_CSV, "\r\n" );

final class CSV {
	private $__avalue = array();
	private $__atabel = array();
	
    public function add_field($tnama="", $ffunc="") {
        $this->__atabel[] = array($tnama, $ffunc);
    }

	public function add_value() {
		$tmp_arr = func_get_args();
        if (is_array($tmp_arr[0])) $tmp_arr = $tmp_arr[0];
		$tmp_out = "";
		for ($i=0; $i<count($this->__atabel); $i++) {
			$tmp_val = $tmp_arr[$i];
            if (is_array($this->__atabel[$i][1]) && trim($tmp_val)<>"") {
                $tmp_val = $this->__atabel[$i][1][$tmp_val];
			} else if (function_exists($this->__atabel[$i][1]) && trim($tmp_val)<>"") {
				$tmp_val = call_user_func($this->__atabel[$i][1], $tmp_val);
			}
			$tmp_out .= DELI_CSV . $tmp_val;
		}
		$tmp_out = substr($tmp_out, 1);
		$this->__avalue[] = $tmp_out;
	}

	public function download($nama_file="export.csv") {
		$out = "";
        // add header
        $tmp_out = "";
        for ($i=0; $i<count($this->__atabel); $i++) {
            $tmp_out .= DELI_CSV . $this->__atabel[$i][0];
        }
        $out .= substr($tmp_out, 1) . CRLF_CSV;
        // add content
		for ($i=0; $i<count($this->__avalue); $i++) {
			$out .= $this->__avalue[$i] . CRLF_CSV;
		}

        header("Content-type: application/octet-stream");
        header("Content-Disposition: attachment; filename=\"".$nama_file."\"");
        echo $out;
	}

}

?>