<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
date_default_timezone_set("Asia/Jakarta");
class Import extends CI_Controller
{
    function __construct()
    {
        parent::__construct();
        $this->db->query("SET time_zone='+7:00'");

        $this->kolom_xl = array("A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z");
    }

    public function cek_aktif()
    {
        if ($this->session->userdata('admin_valid') == false && $this->session->userdata('admin_id') == "") {
            redirect('adm/login');
        }
    }

    public function siswa()
    {
        $idx_baris_mulai = 3;
        $idx_baris_selesai = 1000;

        $target_file = './upload/temp/';
        $buat_folder_temp = !is_dir($target_file) ? @mkdir("./upload/temp/") : false;

        move_uploaded_file($_FILES["import_excel"]["tmp_name"], $target_file . $_FILES['import_excel']['name']);

        $file   = explode('.', $_FILES['import_excel']['name']);
        $length = count($file);

        if ($file[$length - 1] == 'xlsx' || $file[$length - 1] == 'xls') {

            $tmp    = './upload/temp/' . $_FILES['import_excel']['name'];
            //Baca dari tmp folder jadi file ga perlu jadi sampah di server :-p

            $this->load->library('excel'); //Load library excelnya
            $read   = PHPExcel_IOFactory::createReaderForFile($tmp);
            $read->setReadDataOnly(true);
            $excel  = $read->load($tmp);

            $_sheet = $excel->setActiveSheetIndexByName('data');

            $data = array();
            for ($j = $idx_baris_mulai; $j <= $idx_baris_selesai; $j++) {
                $nim = $_sheet->getCell("A" . $j)->getCalculatedValue();
                $nama = $_sheet->getCell("B" . $j)->getCalculatedValue();
                $kelas = $_sheet->getCell("C" . $j)->getCalculatedValue();
                $jurusan = $_sheet->getCell("D" . $j)->getCalculatedValue();

                if ($nim != "" || $nama != "") {
                    $data[] = "('" . $nim . "', '" . $nama . "', '" . $kelas . "', '" . $jurusan . "')";
                }
            }

            $strq = "INSERT INTO m_siswa (nim, nama, jurusan, id_jurusan) VALUES ";

            $strq .= implode(",", $data) . ";";

            $this->db->query($strq);
        } else {
            exit('Bukan File Excel...'); //pesan error tipe file tidak tepat
        }
        redirect('adm/m_siswa');
    }

    public function guru()
    {
        $idx_baris_mulai = 3;
        $idx_baris_selesai = 500;

        $target_file = './upload/temp/';
        $buat_folder_temp = !is_dir($target_file) ? @mkdir("./upload/temp/") : false;

        move_uploaded_file($_FILES["import_excel"]["tmp_name"], $target_file . $_FILES['import_excel']['name']);

        $file   = explode('.', $_FILES['import_excel']['name']);
        $length = count($file);

        if ($file[$length - 1] == 'xlsx' || $file[$length - 1] == 'xls') {

            $tmp    = './upload/temp/' . $_FILES['import_excel']['name'];
            //Baca dari tmp folder jadi file ga perlu jadi sampah di server :-p

            $this->load->library('excel'); //Load library excelnya
            $read   = PHPExcel_IOFactory::createReaderForFile($tmp);
            $read->setReadDataOnly(true);
            $excel  = $read->load($tmp);

            $_sheet = $excel->setActiveSheetIndexByName('data');

            $data = array();
            for ($j = $idx_baris_mulai; $j <= $idx_baris_selesai; $j++) {
                $nip = $_sheet->getCell("A" . $j)->getCalculatedValue();
                $nama = $_sheet->getCell("B" . $j)->getCalculatedValue();

                if ($nip != "" || $nama != "") {
                    $data[] = "('" . $nip . "', '" . $nama . "')";
                }
            }

            $strq = "INSERT INTO m_guru (nip, nama) VALUES ";

            $strq .= implode(",", $data) . ";";

            $this->db->query($strq);
        } else {
            exit('Bukan File Excel...'); //pesan error tipe file tidak tepat
        }
        redirect('adm/m_guru');
    }

    public function soal()
    {
        $p = $this->input->post();

        $idx_baris_mulai = 3;
        $idx_baris_selesai = 107;

        $target_file = './upload/temp/';
        $buat_folder_temp = !is_dir($target_file) ? @mkdir("./upload/temp/") : false;

        move_uploaded_file($_FILES["import_excel"]["tmp_name"], $target_file . $_FILES['import_excel']['name']);

        $file   = explode('.', $_FILES['import_excel']['name']);
        $length = count($file);

        if ($file[$length - 1] == 'xlsx' || $file[$length - 1] == 'xls') {

            $tmp    = './upload/temp/' . $_FILES['import_excel']['name'];
            //Baca dari tmp folder jadi file ga perlu jadi sampah di server :-p

            $this->load->library('excel'); //Load library excelnya
            $read   = PHPExcel_IOFactory::createReaderForFile($tmp);
            $read->setReadDataOnly(true);
            $excel  = $read->load($tmp);

            $_sheet = $excel->setActiveSheetIndexByName('data');

            $data = array();
            for ($j = $idx_baris_mulai; $j <= $idx_baris_selesai; $j++) {
                $bobot = $_sheet->getCell("A" . $j)->getCalculatedValue();
                $soal = $_sheet->getCell("B" . $j)->getCalculatedValue();
                $opsi_a = $_sheet->getCell("C" . $j)->getCalculatedValue();
                $opsi_b = $_sheet->getCell("D" . $j)->getCalculatedValue();
                $opsi_c = $_sheet->getCell("E" . $j)->getCalculatedValue();
                $opsi_d = $_sheet->getCell("F" . $j)->getCalculatedValue();
                $opsi_e = $_sheet->getCell("G" . $j)->getCalculatedValue();
                $kunci = $_sheet->getCell("H" . $j)->getCalculatedValue();

                if ($soal != "") {
                    $data[] = "('" . $p['id_guru'] . "', '" . $p['id_mapel'] . "', '" . $p['id_kelas'] . "','" . $bobot . "', '" . $soal . "', '#####" . $opsi_a . "', '#####" . $opsi_b . "', '#####" . $opsi_c . "', '#####" . $opsi_d . "', '#####" . $opsi_e . "', '" . $kunci . "', NOW(), 0, 0)";
                }
            }

            $strq = "INSERT INTO m_soal (id_guru, id_mapel, id_kelas, bobot, soal, opsi_a, opsi_b, opsi_c, opsi_d, opsi_e, jawaban, tgl_input, jml_benar, jml_salah) VALUES ";

            $strq .= implode(",", $data) . ";";
            //echo $strq;
            //exit;

            $this->db->query($strq);
        } else {
            exit('Bukan File Excel...'); //pesan error tipe file tidak tepat
        }
        redirect('adm/m_soal');
    }
}