<?php
     $months = array('january', 'february', 'march', 'april', 'may', 'june', 'july', 'august', 'september', 'october', 'november', 'december');
     $month_wise_income = array();

    for ($i = 0; $i < 12; $i++) {
        $first_day_of_month = "1 ".ucfirst($months[$i])." ".date("Y").' 00:00:00';
        // I am commenting this out because in some servers "cal_days_in_month" function does not work because they do not have the calender support enable. They have to enable it and recompile php
        //$last_day_of_month = cal_days_in_month(CAL_GREGORIAN, $i+1, date("Y"))." ".ucfirst($months[$i])." ".date("Y").' 00:00:00';
        $last_day_of_month = date("t", strtotime($first_day_of_month))." ".ucfirst($months[$i])." ".date("Y").' 00:00:00';
        $this->db->select_sum('admin_revenue');
        $this->db->where('date_added >=' , strtotime($first_day_of_month));
        $this->db->where('date_added <=' , strtotime($last_day_of_month));
        $total_admin_revenue = $this->db->get('payment')->row()->admin_revenue;
        $total_admin_revenue > 0 ? array_push($month_wise_income, $total_admin_revenue) : array_push($month_wise_income, 0);
    }

    $status_wise_courses = $this->crud_model->get_status_wise_courses();
    $number_of_active_course = $status_wise_courses['active']->num_rows();
    $number_of_pending_course = $status_wise_courses['pending']->num_rows();
?>

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         var i = r.get(0).getContext("2d"),
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     }, o.ChartJs = new t, o.ChartJs.Constructor = t
 }(window.jQuery),
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     window.jQuery.ChartJs.init()
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