buku/application/models/Model_lapharian.php

<?php

class Model_lapharian extends Ci_Model
{

    public $prefs;
    public function __construct()
    {
        //parent::Model();
        $this->prefs = array(
            'start_day'    => 'sunday',
            'month_type'   => 'long',
            'day_type'     => 'long',
            'show_next_prev' => TRUE,
            'next_prev_url'   => base_url() . '/Lapharian/index/'
        );
        $this->prefs['template'] = '
		{table_open}
			<table border="0" cellpadding="0" cellspacing="0" class="calender">{/table_open}

        {heading_row_start}<tr>{/heading_row_start}

        {heading_previous_cell}<th><a href="{previous_url}">&lt;&lt;</a></th>{/heading_previous_cell}
        {heading_title_cell}<th colspan="{colspan}">{heading}</th>{/heading_title_cell}
        {heading_next_cell}<th><a href="{next_url}">&gt;&gt;</a></th>{/heading_next_cell}

        {heading_row_end}</tr>{/heading_row_end}

        {week_row_start}<tr>{/week_row_start}
        {week_day_cell}<td>{week_day}</td>{/week_day_cell}
        {week_row_end}</tr>{/week_row_end}

        {cal_row_start}<tr class="days">{/cal_row_start}
        {cal_cell_start}<td>{/cal_cell_start}
        {cal_cell_start_today}<td>{/cal_cell_start_today}
        {cal_cell_start_other}<td class="other-month">{/cal_cell_start_other}

        {cal_cell_content}
        <div class="day_num">{day}</div>
        <div class="content">{content}</div>
        {/cal_cell_content}
        {cal_cell_content_today}
        <div class="">
        <div class="day_num highlight">{day}</div>
        <div class="content">{content}</div>
    </div>
    {/cal_cell_content_today}

        {cal_cell_no_content}{day}{/cal_cell_no_content}
        {cal_cell_no_content_today}<div class="day_num highlight">{day}</div>{/cal_cell_no_content_today}

        {cal_cell_blank}&nbsp;{/cal_cell_blank}

        {cal_cell_other}{day}{/cal_cel_other}

        {cal_cell_end}</td>{/cal_cell_end}
        {cal_cell_end_today}</td>{/cal_cell_end_today}
        {cal_cell_end_other}</td>{/cal_cell_end_other}
        {cal_row_end}</tr>{/cal_row_end}

        {table_close}</table>{/table_close}
		';
    }

    public function income()
    {
        return $this->db->select('sum(grand_total) as gtotal')
            ->from('detail_penjualan')
            ->where('day(tgl_trf) = day(CURRENT_date())')
            ->get()
            ->row();
    }

    public function total_penjualan()
    {
        return $this->db->select('sum(jumlah_stok) as total')
            ->join('detail_penjualan', 'detail_penjualan.id = penjualan.id_dtlpen', 'left')
            ->where('day(detail_penjualan.tgl_trf) = day(CURRENT_date())')
            ->from('penjualan')->get()->row();
    }

    public function total_transaksi()
    {
        return $this->db->select('count(id) as total')
            ->where('day(tgl_trf) = day(CURRENT_date())')
            ->from('detail_penjualan')->get()->row();
    }

    public function total_barang()
    {
        return $this->db->select('sum(jumlah_stok) as total')
            ->from('penjualan')->get()->row();
    }
    public function barang_laris()
    {
        $query =  $this->db->select('barang.nama_barang,sum(jumlah_stok) as total,barang.foto,detail_penjualan.tgl_trf')
            ->from('penjualan')
            ->join('barang', 'barang.id_barang = penjualan.id_barang', 'left')
            ->join('detail_penjualan', 'detail_penjualan.id = penjualan.id_dtlpen', 'left')
            ->group_by('barang.nama_barang')
            ->order_by('total', 'ASC')
            ->where('day(detail_penjualan.tgl_trf) = day(CURRENT_date())')
            ->limit('1')
            ->get();
        if ($query->num_rows() > 0) {
            return $query->row();
        } else {
            return 0;
        }
    }

    public function getcalender($year, $month)
    {
        $this->load->library('calendar', $this->prefs); // Load calender library
        $data = $this->get_calender_data($year, $month);
        return $this->calendar->generate($year, $month, $data);
    }

    public function get_calender_data($year, $month)
    {
        $query =  $this->db->select('tgl_trf,sum(grand_total) as gtotal')
            ->from('detail_penjualan')
            ->like('tgl_trf', "$year-$month", 'after')
            ->group_by('tgl_trf')
            ->get();
        //echo $this->db->last_query();exit;
        $cal_data = array();
        foreach ($query->result() as $row) {
            $calendar_date = date("Y-m-j", strtotime($row->tgl_trf)); // to remove leading zero from day format
            $cal_data[substr($calendar_date, 8, 2)] = 'Rp.' . number_format($row->gtotal);
        }

        return $cal_data;
    }

    public function add_calendar_data($data, $date)
    {
        $this->db->insert('calendar', array(
            'date'    => $date,
            'content'    => $data,
        ));
    }
}