<?php if (!defined('BASEPATH')) exit('No direct script access allowed');

class Pages extends Admin_Controller
{

    //this property is used for validating existing page title on call back edit page
    private $page_current_id = NULL;

    function __construct()
    {
        parent::__construct();
        $this->load->model('page_m');
    }

    //this is to list all pages
    public function index()
    {
        $this->db->select('*');
        $this->db->from('configuration');
        $data['config'] = $this->db->get()->result();

        foreach ($data['config'] as $item) {
            $this->data_header['image'] = $item->logo;
            $this->data_header['icon'] = $item->website_icon;
        }
        //pagination in action. 20 results per page
        $this->load->library('pagination');
        $config['base_url'] = base_url() . 'admin/pages/index';
        $config['per_page'] = 20;
        $config["uri_segment"] = 4;

        //fetch all pages
        $config['total_rows'] = $this->page_m->record_count();
        $this->pagination->initialize($config);
        $this->data['pages'] = $this->page_m->get_all_pages(
            $config["per_page"],
            $this->uri->segment(4)
        );

        //get parent pages only
        $this->data['parent_pages'] = $this->page_m->get_all_parent_pages($config["per_page"], $this->uri->segment($config['uri_segment']));

        //load view
        $this->data['subview'] = 'admin/pages/index';
        $this->load->view('admin/templates/header', $this->data_header);
        $this->load->view('admin/_layout_main', $this->data);
        $this->load->view('admin/templates/footer');
    }

    //to add a new page 
    public function add()
    {

        $this->data['pages'] = $this->page_m->get_new();
        $this->data['parent_pages'] = $this->page_m->get_parent_pages();

        //get ordering number and display at add form
        $this->db->select_max('priority')->from('pages')->where('parent', NULL);
        $current_priority = $this->db->get()->row()->priority;
        if ($current_priority == NULL) {
            $this->data['pages']->priority = 1;
        } else {
            $this->data['pages']->priority = $current_priority + 1;
        }

        //validation in action
        //validation check in action
        $config = $this->page_m->rules;

        $this->load->library('form_validation');
        $this->form_validation->set_error_delimiters('<div class="error">', '</div>'); //above is to add class to form validation error, to be styled

        $this->form_validation->set_rules($config);
        $this->form_validation->set_error_delimiters('<div class="error">', '</div>');

        if ($this->form_validation->run($this) == TRUE) {

            $image_filename = $this->image_processing($_FILES['userfile']['size']);

            if ($_FILES['userfile1']['size'] !== 0) {
                $config = array();
                $config['upload_path'] = './uploads/page/';
                $config['allowed_types'] = 'jpeg|jpg|png';
                $config['max_size']    = '1024';
                $config['max_width']  = '2000';
                $config['max_height']  = '2000';

                $this->load->library('upload', $config);
                $this->upload->initialize($config);

                if (!$this->upload->do_upload('userfile1')) {

                    $this->session->set_flashdata('banner_error1', '<br>
						<p style="background:red; color:white; padding:5px; font-weight:bold;">Image Upload Error. Wrong format or size.</p>');
                    redirect('admin/pages/add');
                } else {
                    $userfile1 = $this->upload->data();
                    $this->image_filename1 = $userfile1['file_name'];
                }
            }

            if ($_FILES['userfile2']['size'] !== 0) {
                $config = array();
                $config['upload_path'] = './uploads/page/';
                $config['allowed_types'] = 'jpeg|jpg|png';
                $config['max_size']    = '1024';
                $config['max_width']  = '2000';
                $config['max_height']  = '2000';

                $this->load->library('upload', $config);
                $this->upload->initialize($config);

                if (!$this->upload->do_upload('userfile2')) {

                    $this->session->set_flashdata('banner_error2', '<br>
						<p style="background:red; color:white; padding:5px; font-weight:bold;">Image Upload Error. Wrong format or size.</p>');
                    redirect('admin/pages/add');
                } else {
                    $userfile2 = $this->upload->data();
                    $this->image_filename2 = $userfile2['file_name'];
                }
            }

            if ($_FILES['userfile3']['size'] !== 0) {
                $config = array();
                $config['upload_path'] = './uploads/page/';
                $config['allowed_types'] = 'jpeg|jpg|png';
                $config['max_size']    = '1024';
                $config['max_width']  = '2000';
                $config['max_height']  = '1000';

                $this->load->library('upload', $config);
                $this->upload->initialize($config);

                if (!$this->upload->do_upload('userfile3')) {

                    $this->session->set_flashdata('banner_error3', '<br>
						<p style="background:red; color:white; padding:5px; font-weight:bold;">Image Upload Error. Wrong format or size.</p>');
                    redirect('admin/pages/add');
                } else {
                    $userfile3 = $this->upload->data();
                    $this->image_filename3 = $userfile3['file_name'];
                }
            }

            if ($_FILES['userfile4']['size'] !== 0) {
                $config = array();
                $config['upload_path'] = './uploads/page/';
                $config['allowed_types'] = 'jpeg|jpg|png';
                $config['max_size']    = '1024';
                $config['max_width']  = '1000';
                $config['max_height']  = '1000';

                $this->load->library('upload', $config);
                $this->upload->initialize($config);

                if (!$this->upload->do_upload('userfile4')) {

                    $this->session->set_flashdata('banner_error4', '<br>
						<p style="background:red; color:white; padding:5px; font-weight:bold;">Image Upload Error. Wrong format or size.</p>');
                    redirect('admin/pages/add');
                } else {
                    $userfile4 = $this->upload->data();
                    $this->image_filename4 = $userfile4['file_name'];
                }
            }

            $data = $this->table_data_processing(
                $this->input->post('page_title'),
                $this->input->post('page_title_en'),
                $this->input->post('status'),
                $this->input->post('template'),
                $this->input->post('body_text'),
                $this->input->post('body_text_en'),
                $this->input->post('body_text2'),
                $this->input->post('body_text2_en'),
                $this->input->post('body_text3'),
                $this->input->post('body_text3_en'),
                $this->input->post('body_text4'),
                $this->input->post('body_text4_en'),
                $this->input->post('body_text5'),
                $this->input->post('body_text5_en'),
                $this->input->post('body_text6'),
                $this->input->post('body_text6_en'),
                $this->input->post('body_text7'),
                $this->input->post('body_text7_en'),
                $image_filename,
                $this->image_filename1,
                $this->image_filename2,
                $this->image_filename3,
                $this->image_filename4,
                $this->input->post('meta_description'),
                $this->input->post('meta_keywords')
            );

            $this->page_m->add_page($data);

            $this->session->set_flashdata('success', '<br><p style="background:green; color:white; padding:5px; font-weight:bold;">Page Add Successful</p>');

            redirect('admin/pages');
        }
        $this->db->select('*');
        $this->db->from('configuration');
        $data['config'] = $this->db->get()->result();

        foreach ($data['config'] as $item) {
            $this->data_header['image'] = $item->logo;
            $this->data_header['icon'] = $item->website_icon;
        }
        $this->data['subview'] = 'admin/pages/edit';
        $this->load->view('admin/templates/header', $this->data_header);
        $this->load->view('admin/_layout_main', $this->data);
        $this->load->view('admin/templates/footer');
    }

    //to edit page in admin
    public function edit($id = NULL)
    {

        //check if id exist. If not exist, show 404.
        $count = $this->page_m->count_exist($id);

        if ($count == 0) {
            //page not exist
            show_404();
        }

        $this->data['pages'] = $this->page_m->get($id);
        $this->data['parent_pages'] = $this->page_m->get_parent_pages();
        $this->page_current_id = (int) $id;

        //validation check in action 
        $config = $this->page_m->rules;

        $this->load->library('form_validation');
        $this->form_validation->set_error_delimiters('<div class="error">', '</div>'); //above is to add class to form validation error, to be styled

        $this->form_validation->set_rules($config);
        $this->form_validation->set_error_delimiters('<div class="error">', '</div>');

        if ($this->form_validation->run($this) == TRUE) {

            $image_filename = $this->image_processing($_FILES['userfile']['size']);

            if ($_FILES['userfile1']['size'] !== 0) {
                $config = array();
                $config['upload_path'] = './uploads/page/';
                $config['allowed_types'] = 'jpeg|jpg|png';
                $config['max_size']    = '1024';
                $config['max_width']  = '2000';
                $config['max_height']  = '2000';

                $this->load->library('upload', $config);
                $this->upload->initialize($config);

                if (!$this->upload->do_upload('userfile1')) {

                    $this->session->set_flashdata('banner_error1', '<br>
						<p style="background:red; color:white; padding:5px; font-weight:bold;">Image Upload Error. Wrong format or size.</p>');
                    redirect('admin/pages/edit/' . $id);
                } else {
                    $userfile1 = $this->upload->data();
                    $this->image_filename1 = $userfile1['file_name'];
                }
            }


            if ($_FILES['userfile2']['size'] !== 0) {
                $config = array();
                $config['upload_path'] = './uploads/page/';
                $config['allowed_types'] = 'jpeg|jpg|png';
                $config['max_size']    = '1024';
                $config['max_width']  = '2000';
                $config['max_height']  = '2000';

                $this->load->library('upload', $config);
                $this->upload->initialize($config);

                if (!$this->upload->do_upload('userfile2')) {
                    echo $this->upload->display_errors(); exit;
                    $this->session->set_flashdata('banner_error2', '<br>
						<p style="background:red; color:white; padding:5px; font-weight:bold;">Image Upload Error. Wrong format or size.</p>');
                    redirect('admin/pages/edit/' . $id);
                } else {
                    $userfile2 = $this->upload->data();
                    $this->image_filename2 = $userfile2['file_name'];
                }
            }

            if ($_FILES['userfile3']['size'] !== 0) {
                $config = array();
                $config['upload_path'] = './uploads/page/';
                $config['allowed_types'] = 'jpeg|jpg|png';
                $config['max_size']    = '1024';
                $config['max_width']  = '1000';
                $config['max_height']  = '1000';

                $this->load->library('upload', $config);
                $this->upload->initialize($config);

                if (!$this->upload->do_upload('userfile3')) {

                    $this->session->set_flashdata('banner_error3', '<br>
						<p style="background:red; color:white; padding:5px; font-weight:bold;">Image Upload Error. Wrong format or size.</p>');
                    redirect('admin/pages/edit/' . $id);
                } else {
                    $userfile3 = $this->upload->data();
                    $this->image_filename3 = $userfile3['file_name'];
                }
            }

            if ($_FILES['userfile4']['size'] !== 0) {
                $config = array();
                $config['upload_path'] = './uploads/page/';
                $config['allowed_types'] = 'jpeg|jpg|png';
                $config['max_size']    = '1024';
                $config['max_width']  = '1000';
                $config['max_height']  = '1000';

                $this->load->library('upload', $config);
                $this->upload->initialize($config);

                if (!$this->upload->do_upload('userfile4')) {

                    $this->session->set_flashdata('banner_error4', '<br>
						<p style="background:red; color:white; padding:5px; font-weight:bold;">Image Upload Error. Wrong format or size.</p>');
                    redirect('admin/pages/edit/' . $id);
                } else {
                    $userfile4 = $this->upload->data();
                    $this->image_filename4 = $userfile4['file_name'];
                }
            }

            $data = $this->table_data_processing(
                $this->input->post('page_title'),
                $this->input->post('page_title_en'),
                $this->input->post('status'),
                $this->input->post('template'),
                $this->input->post('body_text'),
                $this->input->post('body_text_en'),
                $this->input->post('body_text2'),
                $this->input->post('body_text2_en'),
                $this->input->post('body_text3'),
                $this->input->post('body_text3_en'),
                $this->input->post('body_text4'),
                $this->input->post('body_text4_en'),
                $this->input->post('body_text5'),
                $this->input->post('body_text5_en'),
                $this->input->post('body_text6'),
                $this->input->post('body_text6_en'),
                $this->input->post('body_text7'),
                $this->input->post('body_text7_en'),
                $image_filename,
                $this->image_filename1,
                $this->image_filename2,
                $this->image_filename3,
                $this->image_filename4,
                $this->input->post('meta_description'),
                $this->input->post('meta_keywords')
            );

            $this->page_m->edit_page($id, $data);

            $this->session->set_flashdata('success', '<br><p style="background:green; color:white; padding:5px; font-weight:bold;">Page Edit Successful</p>');

            redirect('admin/pages');
        }
        $this->db->select('*');
        $this->db->from('configuration');
        $data['config'] = $this->db->get()->result();

        foreach ($data['config'] as $item) {
            $this->data_header['image'] = $item->logo;
            $this->data_header['icon'] = $item->website_icon;
        }
        $this->data['subview'] = 'admin/pages/edit';
        $this->load->view('admin/templates/header', $this->data_header);
        $this->load->view('admin/_layout_main', $this->data);
        $this->load->view('admin/templates/footer');
    }


    //to delete a page
    public function delete($id)
    {

        //check if id exist. If not exist, show 404.
        $count = $this->page_m->count_exist($id);

        if ($count == 0) {
            //page not exist  
            show_404();
        }

        //delete page
        $this->page_m->delete($id);

        $this->session->set_flashdata('success', '<br><p style="background:green; color:white; padding:5px; font-weight:bold;">Page Delete Successful</p>');
        redirect('admin/pages');
    }


    //callback function validation add new pages
    public function _cek_existing_page_title($str)
    {

        $num_rows = $this->page_m->cek_existing_page_title($str, $this->page_current_id);
        if ($num_rows != 0) {
            $this->form_validation->set_message('_cek_existing_page_title', 'Page title indonesian already exist !');
            return FALSE;
        } else {
            return TRUE;
        }
    }

    //callback function validation add new pages
    public function _cek_existing_page_en_title($str)
    {

        $num_rows = $this->page_m->cek_existing_page_en_title($str, $this->page_current_id);
        if ($num_rows != 0) {
            $this->form_validation->set_message('_cek_existing_page_en_title', 'Page title english already exist !');
            return FALSE;
        } else {
            return TRUE;
        }
    }

    private function table_data_processing($page_title, $page_title_en, $status, $template, $body_text, $body_text_en, $body_text2, $body_text2_en, $body_text3, $body_text3_en, $body_text4, $body_text4_en, $body_text5, $body_text5_en, $body_text6, $body_text6_en, $body_text7, $body_text7_en, $image, $userfile1, $userfile2, $userfile3, $userfile4, $meta_description, $meta_keywords)
    {

        $data = array(
            'page_title' => $this->security->xss_clean($page_title),
            'page_title_en' => $this->security->xss_clean($page_title_en),
            'alias' => url_title($this->security->xss_clean($page_title)),
            'alias_en' => url_title($this->security->xss_clean($page_title_en)),
            'status' => $status,
            'template' => $template,
            'body_text' => $this->security->xss_clean($body_text),
            'body_text_en' => $this->security->xss_clean($body_text_en),
            'body_text2' => $this->security->xss_clean($body_text2),
            'body_text2_en' => $this->security->xss_clean($body_text2_en),
            'body_text3' => $this->security->xss_clean($body_text3),
            'body_text3_en' => $this->security->xss_clean($body_text3_en),
            'body_text4' => $this->security->xss_clean($this->input->post('body_text4')),
            'body_text4_en' => $this->security->xss_clean($this->input->post('body_text4_en')),
            'body_text5' => $this->security->xss_clean($this->input->post('body_text5')),
            'body_text5_en' => $this->security->xss_clean($this->input->post('body_text5_en')),
            'body_text6' => $this->security->xss_clean($this->input->post('body_text6')),
            'body_text6_en' => $this->security->xss_clean($this->input->post('body_text6_en')),
            'body_text7' => $this->security->xss_clean($this->input->post('body_text7')),
            'body_text7_en' => $this->security->xss_clean($this->input->post('body_text7_en')),
            'body_text8' => $this->security->xss_clean($this->input->post('body_text8')),
            'body_text8_en' => $this->security->xss_clean($this->input->post('body_text8_en')),
            'meta_description' => $this->security->xss_clean($meta_description),
            'meta_keywords' => $this->security->xss_clean($meta_keywords),
            'priority' => $this->security->xss_clean($this->input->post('priority')),
        );

        if ($this->input->post('parent_id') == 'no-parent') {
            $data['parent'] = NULL;
        } else {
            $data['parent'] = (int) $this->input->post('parent_id');
        }

        if ($image != null) {
            $data['image'] = $image;
        }

        if (isset($userfile1)) {
            $data['image2'] = $userfile1;
        }

        if (isset($userfile2)) {
            $data['image_about'] = $userfile2;
        }
        if (isset($userfile3)) {
            $data['image_about2'] = $userfile3;
        }
        if (isset($userfile4)) {
            $data['image_about3'] = $userfile4;
        }

        return $data;
    }

    //image upload processing
    private function image_processing($image_file_size)
    {

        //check & processing image banner upload files	
        if ($image_file_size !== 0) {

            $config['upload_path'] = './uploads/page/';
            $config['allowed_types'] = 'jpg|png';
            $config['max_size']    = '5000';
            $config['max_width']  = '5000';
            $config['max_height']  = '5000';

            $this->load->library('upload', $config);

            if (!$this->upload->do_upload()) {

                //echo $this->upload->display_errors(); die();

                $this->session->set_flashdata('banner_error', '<br>
					<p style="background:orange; color:white; padding:5px; font-weight:bold;">Image Upload Error. Wrong format or size.</p>');

                if ($this->page_current_id != NULL) {
                    redirect('admin/pages/edit/' . $this->page_current_id);
                } elseif ($this->page_current_id == NULL) {
                    redirect('admin/brands/add');
                }
            } else {
                $image = $this->upload->data();
                $image_filename = $image['file_name'];
                return $image_filename;
            }
        }
    }

    //To delete brand landingpage banner image file from server, and from database
    public function delete_landingpage_image($id)
    {

        //get image file name for deletion
        $this->db->select('image')->from('pages')->where('id_pages', $id);
        $image = $this->db->get()->row()->image;

        //Delete the actual image file from server. FCPATH is codeigniter base path
        unlink(FCPATH . '/uploads/page/' . $image);

        //Delete image field from database
        $data = array(
            'image' => '',
        );

        $this->db->where('id_pages', $id);
        $this->db->update('pages', $data);

        $this->session->set_flashdata('success', '<br><p style="background:green; color:white; padding:5px; font-weight:bold;">Image Delete Successful</p>');

        redirect('admin/pages/edit/' . $id);
    }

    public function delete_landingpage_image1($id)
    {

        //get image file name for deletion
        $this->db->select('image2')->from('pages')->where('id_pages', $id);
        $image = $this->db->get()->row()->image2;

        //Delete the actual image file from server. FCPATH is codeigniter base path
        unlink(FCPATH . '/uploads/page/' . $image);

        //Delete image field from database
        $data = array(
            'image2' => '',
        );

        $this->db->where('id_pages', $id);
        $this->db->update('pages', $data);

        $this->session->set_flashdata('success', '<br><p style="background:green; color:white; padding:5px; font-weight:bold;">Image Delete Successful</p>');

        redirect('admin/pages/edit/' . $id);
    }

    public function delete_landingpage_image2($id)
    {

        //get image file name for deletion
        $this->db->select('image_about')->from('pages')->where('id_pages', $id);
        $image_about = $this->db->get()->row()->image_about;

        //Delete the actual image file from server. FCPATH is codeigniter base path
        unlink(FCPATH . '/uploads/page/' . $image_about);

        //Delete image field from database
        $data = array(
            'image_about' => '',
        );

        $this->db->where('id_pages', $id);
        $this->db->update('pages', $data);

        $this->session->set_flashdata('success', '<br><p style="background:green; color:white; padding:5px; font-weight:bold;">Image Delete Successful</p>');

        redirect('admin/pages/edit/' . $id);
    }

    public function delete_landingpage_image3($id)
    {

        //get image file name for deletion
        $this->db->select('image_about2')->from('pages')->where('id_pages', $id);
        $image_about = $this->db->get()->row()->image_about2;

        //Delete the actual image file from server. FCPATH is codeigniter base path
        unlink(FCPATH . '/uploads/page/' . $image_about);

        //Delete image field from database
        $data = array(
            'image_about2' => '',
        );

        $this->db->where('id_pages', $id);
        $this->db->update('pages', $data);

        $this->session->set_flashdata('success', '<br><p style="background:green; color:white; padding:5px; font-weight:bold;">Image Delete Successful</p>');

        redirect('admin/pages/edit/' . $id);
    }

    public function delete_landingpage_image4($id)
    {

        //get image file name for deletion
        $this->db->select('image_about3')->from('pages')->where('id_pages', $id);
        $image_about = $this->db->get()->row()->image_about2;

        //Delete the actual image file from server. FCPATH is codeigniter base path
        unlink(FCPATH . '/uploads/page/' . $image_about);

        //Delete image field from database
        $data = array(
            'image_about3' => '',
        );

        $this->db->where('id_pages', $id);
        $this->db->update('pages', $data);

        $this->session->set_flashdata('success', '<br><p style="background:green; color:white; padding:5px; font-weight:bold;">Image Delete Successful</p>');

        redirect('admin/pages/edit/' . $id);
    }
}