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File: config_model.php
<?php

/**
 * Class Model untuk Config
 *
 * @package Elearning Dokumenary
 * @link    http://www.dokumenary.net
 * @author  Almazari <almazary@gmail.com>
 */
class Config_model extends CI_Model
{
    /**
     * Method untuk membuat tabel-tabel default pada aplikasi
     * @param  string $table  bisa all atau nama_tabelnya tanpa prefix
     * @return boolean
     */
    public function create_default_table($table = "all")
    {
        $default_table = array(
            "kelas",
            "kelas_siswa",
            "login",
            "mapel",
            "mapel_ajar",
            "mapel_kelas",
            "materi",
            "materi_kelas",
            "nilai_tugas",
            "pengajar",
            "pengaturan",
            "pilihan",
            "siswa",
            "tugas",
            "tugas_kelas",
            "tugas_pertanyaan",
            "field_tambahan",
            "messages",
            "komentar",
            "login_log",
            "pengumuman",
        );

        if ($table == "all") {
            foreach ($default_table as $tb) {
                $nama_fungsi = "create_tb_{$tb}";
                $this->$nama_fungsi();
            }
        } elseif (in_array($table, $default_table)) {
            $nama_fungsi = "create_tb_{$table}";
            $this->$nama_fungsi();
        }

        return true;
    }

    /**
     * Method untuk nambahin index tabel-table default
     */
    public function update_index_default_table()
    {
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}pengumuman` ADD INDEX(`pengajar_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}login_log` ADD INDEX(`login_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}komentar` ADD INDEX(`login_id`, `materi_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}messages` ADD INDEX(`type_id`, `owner_id`, `sender_receiver_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}kelas` ADD INDEX(`parent_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}kelas_siswa` ADD INDEX(`kelas_id`, `siswa_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}login` ADD INDEX(`username`, `siswa_id`, `pengajar_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}mapel_ajar` ADD INDEX(`hari_id`, `pengajar_id`, `mapel_kelas_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}mapel_kelas` ADD INDEX(`kelas_id`, `mapel_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}materi` ADD INDEX(`mapel_id`, `pengajar_id`, `siswa_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}materi_kelas` ADD INDEX(`materi_id`, `kelas_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}nilai_tugas` ADD INDEX(`tugas_id`, `siswa_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}pengajar` ADD INDEX(`nip`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}pilihan` ADD INDEX(`pertanyaan_id`, `kunci`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}siswa` ADD INDEX(`nis`, `nama`, `status_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}tugas` ADD INDEX(`mapel_id`, `pengajar_id`, `type_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}tugas_kelas` ADD INDEX(`tugas_id`, `kelas_id`);");
        $this->db->query("ALTER TABLE `{$this->db->dbprefix}tugas_pertanyaan` ADD INDEX(`tugas_id`);");

        return true;
    }

    /**
     * Method untuk membuat tabel pengumuman
     */
    public function create_tb_pengumuman()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}pengumuman` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `judul` varchar(255) NOT NULL,
          `konten` text NOT NULL,
          `tgl_tampil` date NOT NULL,
          `tgl_tutup` date NOT NULL,
          `tampil_siswa` tinyint(1) NOT NULL DEFAULT '1',
          `tampil_pengajar` tinyint(1) NOT NULL DEFAULT '1',
          `pengajar_id` int(11) NOT NULL,
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}pengumuman` ADD INDEX(`pengajar_id`);");
    }

    /**
     * Method untuk membuat tabel login log
     */
    public function create_tb_login_log()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}login_log` (
            `id` int(11) NOT NULL AUTO_INCREMENT,
            `login_id` int(11) NOT NULL,
            `lasttime` datetime NOT NULL,
            `agent` text NOT NULL,
            PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}login_log` ADD INDEX(`login_id`);");
    }

    /**
     * Method untuk membuat tabel komentar
     */
    public function create_tb_komentar()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}komentar` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `login_id` int(11) NOT NULL,
          `materi_id` int(11) NOT NULL,
          `tampil` tinyint(1) NOT NULL DEFAULT '1' COMMENT '0=tidak,1=tampil',
          `konten` text,
          `tgl_posting` datetime DEFAULT NULL,
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}komentar` ADD INDEX(`login_id`, `materi_id`);");
    }

    /**
     * Method untuk membuat tabel messages
     */
    public function create_tb_messages()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}messages` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `type_id` tinyint(1) NOT NULL COMMENT '1=inbox,2=outbox',
          `content` text NOT NULL,
          `owner_id` int(11) NOT NULL,
          `sender_receiver_id` int(11) NOT NULL,
          `date` datetime NOT NULL,
          `opened` tinyint(1) NOT NULL DEFAULT '0' COMMENT '0=belum,1=sudah',
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}messages` ADD INDEX(`type_id`, `owner_id`, `sender_receiver_id`);");
    }

    /**
     * Method untuk membuat tabel kelas
     */
    public function create_tb_kelas()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}kelas` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `nama` varchar(45) NOT NULL,
          `parent_id` int(11) DEFAULT NULL,
          `urutan` int(11) NOT NULL,
          `aktif` tinyint(1) NOT NULL DEFAULT '1' COMMENT '1=aktif 0=tidak',
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}kelas` ADD INDEX(`parent_id`);");
    }

    /**
     * Method untuk membuat tabel kelas_siswa
     */
    public function create_tb_kelas_siswa()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}kelas_siswa` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `kelas_id` int(11) NOT NULL,
          `siswa_id` int(11) NOT NULL,
          `aktif` tinyint(1) NOT NULL COMMENT '0 jika bukan, 1 jika ya',
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}kelas_siswa` ADD INDEX(`kelas_id`, `siswa_id`);");
    }

    /**
     * Method untuk membuat tabel login
     */
    public function create_tb_login()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}login` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `username` varchar(255) NOT NULL,
          `password` varchar(255) NOT NULL,
          `siswa_id` int(11) DEFAULT NULL,
          `pengajar_id` int(11) DEFAULT NULL,
          `is_admin` tinyint(1) NOT NULL COMMENT '0=tidak,1=ya',
          `reset_kode` varchar(255) DEFAULT NULL,
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}login` ADD INDEX(`username`, `siswa_id`, `pengajar_id`);");
    }

    /**
     * Method untuk membuat tabel mapel
     */
    public function create_tb_mapel()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}mapel` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `nama` varchar(255) NOT NULL,
          `info` text,
          `aktif` tinyint(1) NOT NULL DEFAULT '1' COMMENT '1 = ya, 0 = tidak',
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");
    }

    /**
     * Method untuk membuat tabel mapel_ajar
     */
    public function create_tb_mapel_ajar()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}mapel_ajar` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `hari_id` tinyint(1) NOT NULL COMMENT '1=senin,2=selasa,3=rabu,4=kamis,5=jum''at,6=sabtu,7=minggu',
          `jam_mulai` time NOT NULL,
          `jam_selesai` time NOT NULL,
          `pengajar_id` int(11) NOT NULL,
          `mapel_kelas_id` int(11) NOT NULL,
          `aktif` tinyint(1) NOT NULL DEFAULT '1' COMMENT '1 = aktif 0 = tidak',
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}mapel_ajar` ADD INDEX(`hari_id`, `pengajar_id`, `mapel_kelas_id`);");
    }

    /**
     * Method untuk membuat tabel mapel_kelas
     */
    public function create_tb_mapel_kelas()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}mapel_kelas` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `kelas_id` int(11) NOT NULL,
          `mapel_id` int(11) NOT NULL,
          `aktif` tinyint(1) NOT NULL DEFAULT '1',
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}mapel_kelas` ADD INDEX(`kelas_id`, `mapel_id`);");
    }

    /**
     * Method untuk membuat tabel materi
     */
    public function create_tb_materi()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}materi` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `mapel_id` int(11) NOT NULL,
          `pengajar_id` int(11) DEFAULT NULL,
          `siswa_id` int(11) DEFAULT NULL,
          `judul` varchar(255) NOT NULL,
          `konten` text,
          `file` text,
          `tgl_posting` datetime NOT NULL,
          `publish` tinyint(1) NOT NULL DEFAULT '0',
          `views` int(11) NOT NULL DEFAULT '1',
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}materi` ADD INDEX(`mapel_id`, `pengajar_id`, `siswa_id`);");
    }

    /**
     * Method untuk membuat tabel materi_kelas
     */
    public function create_tb_materi_kelas()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}materi_kelas` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `materi_id` int(11) NOT NULL,
          `kelas_id` int(11) NOT NULL,
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}materi_kelas` ADD INDEX(`materi_id`, `kelas_id`);");
    }

    /**
     * Method untuk membuat tabel nilai_tugas
     */
    public function create_tb_nilai_tugas()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}nilai_tugas` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `nilai` float NOT NULL,
          `tugas_id` int(11) NOT NULL,
          `siswa_id` int(11) NOT NULL,
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}nilai_tugas` ADD INDEX(`tugas_id`, `siswa_id`);");
    }

    /**
     * Method untuk membua tabel pengajar
     */
    public function create_tb_pengajar()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}pengajar` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `nip` varchar(45) DEFAULT NULL,
          `nama` varchar(100) NOT NULL,
          `jenis_kelamin` varchar(9) NOT NULL,
          `tempat_lahir` varchar(45) NOT NULL,
          `tgl_lahir` date DEFAULT NULL,
          `alamat` varchar(255) NOT NULL,
          `foto` text,
          `status_id` tinyint(1) NOT NULL COMMENT '0=pending, 1=aktif, 2=blok',
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}pengajar` ADD INDEX(`nip`);");
    }

    /**
     * Method untuk membuat tabel pengaturan
     */
    public function create_tb_pengaturan()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}pengaturan` (
          `id` varchar(255) NOT NULL,
          `nama` varchar(255) DEFAULT NULL,
          `value` text,
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");
    }

    /**
     * Method untuk membuat tabel pilihan
     */
    public function create_tb_pilihan()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}pilihan` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `pertanyaan_id` int(11) NOT NULL,
          `konten` text NOT NULL,
          `kunci` tinyint(4) NOT NULL DEFAULT '0' COMMENT '0=tidak',
          `urutan` int(11) NOT NULL,
          `aktif` tinyint(1) NOT NULL DEFAULT '1',
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}pilihan` ADD INDEX(`pertanyaan_id`);");
    }

    /**
     * Method untuk membuat tabel siswa
     */
    public function create_tb_siswa()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}siswa` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `nis` varchar(45) DEFAULT NULL,
          `nama` varchar(100) NOT NULL,
          `jenis_kelamin` varchar(9) NOT NULL COMMENT 'Laki-laki dan Perempuan',
          `tempat_lahir` varchar(45) NOT NULL,
          `tgl_lahir` date DEFAULT NULL,
          `agama` char(7) DEFAULT NULL,
          `alamat` varchar(255) NOT NULL,
          `tahun_masuk` year(4) NOT NULL,
          `foto` text,
          `status_id` tinyint(1) NOT NULL DEFAULT '0' COMMENT '0=pending, 1=aktif, 2=blok, 3=alumni, 4=deleted',
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}siswa` ADD INDEX(`nis`, `nama`, `status_id`);");
    }

    /**
     * Method untuk membuat tabel tugas
     */
    public function create_tb_tugas()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}tugas` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `mapel_id` int(11) NOT NULL,
          `pengajar_id` int(11) NOT NULL,
          `type_id` tinyint(1) NOT NULL COMMENT '1=upload,2=essay,3=ganda',
          `judul` varchar(255) NOT NULL,
          `durasi` int(11) DEFAULT NULL COMMENT 'lama pengerjaan dalam menit',
          `info` text,
          `aktif` tinyint(1) NOT NULL DEFAULT '0',
          `tgl_buat` datetime DEFAULT NULL,
          `tampil_siswa` tinyint(1) NOT NULL DEFAULT '0' COMMENT '0=tidak tampil di siswa, 1=tampil siswa',
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}tugas` ADD INDEX(`mapel_id`, `pengajar_id`, `type_id`);");
    }

    /**
     * Method untuk membuat tabel tugas_kelas
     */
    public function create_tb_tugas_kelas()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}tugas_kelas` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `tugas_id` int(11) NOT NULL,
          `kelas_id` int(11) NOT NULL,
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}tugas_kelas` ADD INDEX(`tugas_id`, `kelas_id`);");
    }

    /**
     * Method untuk membuat tabel tugas_pertanyaan
     */
    public function create_tb_tugas_pertanyaan()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}tugas_pertanyaan` (
          `id` int(11) NOT NULL AUTO_INCREMENT,
          `pertanyaan` text NOT NULL,
          `urutan` int(11) NOT NULL,
          `tugas_id` int(11) NOT NULL,
          `aktif` tinyint(1) NOT NULL DEFAULT '1',
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");

        $this->db->query("ALTER TABLE `{$this->db->dbprefix}tugas_pertanyaan` ADD INDEX(`tugas_id`);");
    }

    /**
     * Method untuk membuat tabel field_tambahan
     */
    public function create_tb_field_tambahan()
    {
        $this->db->query("CREATE TABLE IF NOT EXISTS `{$this->db->dbprefix}field_tambahan` (
          `id` varchar(255) NOT NULL,
          `nama` varchar(255) DEFAULT NULL,
          `value` longtext,
          PRIMARY KEY (`id`)
        ) ENGINE=MyISAM DEFAULT CHARSET=utf8;");
    }

    /**
     * Method untuk mendapatkan semua gambar slider
     *
     * @return array
     */
    public function get_all_slider_img()
    {
        $this->db->where('id', 'img-slide-1');
        $this->db->or_where('id', 'img-slide-2');
        $this->db->or_where('id', 'img-slide-3');
        $this->db->or_where('id', 'img-slide-4');
        $this->db->order_by('id');
        $results = $this->db->get('pengaturan');

        $data = array();
        foreach ($results->result_array() as $val) {
            if (empty($val['value'])) {
                continue;
            }

            # cari title nya sekalian
            $title_id = substr($val['id'], -1);

            $retrieve     = $this->retrieve('info-slide-' . $title_id);
            $val['title'] = empty($retrieve['value']) ? '' : $retrieve['value'];
            $data[]       = $val;
        }

        return $data;
    }

    /**
     * Method untuk menghapus field tambahan
     *
     * @param  integer $id
     * @return boolean
     * @author Almazari <almazary@gmail.com>
     */
    public function delete_field($id)
    {
        $this->db->where('id', $id);
        return $this->db->delete('field_tambahan');
    }

    /**
     * Method untuk mendapatkan informasi pengaturan
     *
     * @param  string $id
     * @return array
     * @author Almazari <almazary@gmail.com>
     */
    public function retrieve($id)
    {
        $this->db->where('id', $id);
        $result = $this->db->get('pengaturan', 1);
        return $result->row_array();
    }

    /**
     * Method untuk mendapatkan informasi field tambahan
     *
     * @param  string $id
     * @return array
     * @author Almazari <almazary@gmail.com>
     */
    public function retrieve_field($id)
    {
        $this->db->where('id', $id);
        $result = $this->db->get('field_tambahan', 1);
        return $result->row_array();
    }

    /**
     * Method untuk nambah pengaturan
     *
     * @param  string $id
     * @param  string $nama
     * @param  string $value
     * @return boolean
     *
     * @author Almazari <almazary@gmail.com>
     */
    public function create($id, $nama = null, $value = null)
    {
        $this->db->insert('pengaturan', array(
            'id'    => $id,
            'nama'  => $nama,
            'value' => $value
        ));

        return true;
    }

    /**
     * Method untuk nambah field
     *
     * @param  string $id
     * @param  string $nama
     * @param  string $value
     * @return boolean
     *
     * @author Almazari <almazary@gmail.com>
     */
    public function create_field($id, $nama = null, $value = null)
    {
        $this->db->insert('field_tambahan', array(
            'id'    => $id,
            'nama'  => $nama,
            '`value`' => $value
        ));

        return true;
    }

    /**
     * Method untuk update pengaturan
     *
     * @param  string $id
     * @param  string $nama
     * @param  string $value
     * @return boolean
     *
     * @author Almazari <almazary@gmail.com>
     */
    public function update($id, $nama = null, $value = null)
    {
        $this->db->update('pengaturan', array('nama' => $nama, 'value' => $value), array('id' => $id));
        return true;
    }

    /**
     * Method untuk update field tambahan
     *
     * @param  string $id
     * @param  string $nama
     * @param  string $value
     * @return boolean
     *
     * @author Almazari <almazary@gmail.com>
     */
    public function update_field($id, $nama = null, $value = null)
    {
        $this->db->update('field_tambahan', array('nama' => $nama, 'value' => $value), array('id' => $id));
        return true;
    }

}