Admin_glossary::grid PHP Метод

    public function grid()
    {
        $iTotal = $this->db->count_all('glossary');
        $this->db->start_cache();
        $this->db->from('glossary');
        /* Searching */
        if ($this->input->post('sSearch') != '') {
            $q = $this->input->post('sSearch', TRUE);
            $this->db->orlike('g_term', $q);
            $this->db->orlike('g_definition', $q);
        }
        /* Sorting */
        if ($this->input->post('iSortCol_0')) {
            $sort_col = $this->input->post('iSortCol_0');
            for ($i = 0; $i < $sort_col; $i++) {
                $this->db->order_by($this->_column_to_field($this->input->post('iSortCol_' . $i)), $this->input->post('iSortDir_' . $i));
            }
        } else {
            $this->db->order_by('g_id', 'desc');
        }
        $this->db->stop_cache();
        $iFilteredTotal = $this->db->count_all_results();
        $this->db->start_cache();
        /* Limit */
        if ($this->input->post('iDisplayStart') && $this->input->post('iDisplayLength') != '-1') {
            $this->db->limit($this->input->post('iDisplayLength'), $this->input->post('iDisplayStart'));
        } elseif ($this->input->post('iDisplayLength')) {
            $this->db->limit($this->input->post('iDisplayLength'));
        }
        $query = $this->db->get();
        $output = '{';
        $output .= '"sEcho": ' . $this->input->post('sEcho') . ', ';
        $output .= '"iTotalRecords": ' . $iTotal . ', ';
        $output .= '"iTotalDisplayRecords": ' . $iFilteredTotal . ', ';
        $output .= '"aaData": [ ';
        foreach ($query->result_array() as $row) {
            $title = anchor('admin/kb/glossary/edit/' . $row['g_id'], $row['g_term']);
            $output .= "[";
            $output .= '"' . addslashes($title) . '",';
            $output .= '"' . addslashes(character_limiter($row['g_definition'], 50)) . '",';
            $output .= '"<input type=\\"checkbox\\" name=\\"g_id[]\\" value=\\"' . $row['g_id'] . '\\" />"';
            $output .= "],";
        }
        $output = substr_replace($output, "", -1);
        $output .= '] }';
        echo $output;
    }