<?php

defined('BASEPATH') OR exit('No direct script access allowed');

//Include Hybridauth autoloader
require APPPATH . '/third_party/hybridauth/autoload.php';

//Import Hybridauth's namespace
use Hybridauth\Hybridauth;

class Home extends WRB_Controller {

    function __construct()
    {
        parent::__construct();
 
        //Load URL helper
        $this->load->helper('url');
 
        //Load session library
        $this->load->library('session');
    }

    //Displays social login links
    public function index() {

        //Instantiate Hybridauth's classes
        $hybrid = new Hybridauth($this->getHybridConfig());

        //Get enabled providers array
        $providers = $hybrid->getProviders();

        $login_links = "";

        $provider_icons = array(
            'Apple' => '/site3/assets/media/svg/brand-logos/apple-black.svg',
            'Facebook' => '/site3/assets/media/svg/brand-logos/facebook-4.svg',
            'Google' => '/site3/assets/media/svg/brand-logos/google-icon.svg'
        );

        //List a link to login
        foreach ($providers as $provider)
        {
            $href = sprintf(base_url('%s/auth/%s/') , strtolower($this->router->fetch_class()) , $provider);
            $login_links .= '<a href="' . $href . '" class="btn btn-flex flex-center btn-light btn-lg w-100 mb-5">';
            if (array_key_exists($provider, $provider_icons)) {
                $login_links .= '<img alt="Logo" src="' . $provider_icons[$provider] . '" class="h-20px me-3">';
            }
            $login_links .= 'Continue with ' . $provider . '</a>';
        }

        $data['login_links'] =''; // $login_links;

        //$this->home1('');
        $this->load->view('site3/external/view_home', $data);
    }

    public function about() {

        $this->home2('home2/about');
    }

    //Processes social login
    function auth($provider = NULL)
    {
        $service = NULL;
 
        try
        {
            //Instantiate Hybridauth's classes
            $hybrid = new Hybridauth($this->getHybridConfig());
 
            //Check if given provider is enabled
            if ((isset($provider)) && in_array($provider, $hybrid->getProviders()))
            {
                $this->session->set_userdata('provider', $provider);
            }
 
            //Update variable with the valid provider
            $provider = $this->session->userdata('provider');
 
            if ($provider)
            {
                $service = $hybrid->authenticate($provider);
                if ($service->isConnected())
                {
                    //Get user profile
                    $profile = $service->getUserProfile();
 
                    //Get user contacts
                    $contacts = $service->getUserContacts();
 
                    /*
                    Disconnect the service else HA would reuse stored session data
                    rather making a fresh request in case the user has denied permissions
                    in the previous authorization request
                    */
                    $service->disconnect();
 
                    $this->session->unset_userdata('provider');
 
                    //Display the profile data
                    echo 'Name: ' . $profile->displayName;
                    print_r($profile);
                }
                else
                {
                    $this->session->set_flashdata('showmsg', array('msg' => 'Sorry! We couldn\'t authenticate your identity.'));
                }
            }
        }
        catch(Exception $e)
        {
            if (isset($service) && $service->isConnected()) 
                $service->disconnect();
 
            $error = 'Sorry! We couldn\'t authenticate you.';
            $this->session->set_flashdata('showmsg', array('msg' => $error));
            $error .= '\nError Code: ' . $e->getCode();
            $error .= '\nError Message: ' . $e->getMessage();
 
            log_message('error', $error);
        }
 
        //redirect();
    }
 
    //Hybridauth configuration
    private function getHybridConfig()
    {
        $config = array(
 
            'callback' => site_url('social/auth/') ,
 
            'providers' => array(
                'Google' => array(
                    'enabled' => true,
                    'keys' => array(
                        'id' => 'YOUR_CLIENT_ID',
                        'secret' => 'YOUR_CLIENT_SECRET'
                    ) ,
                    'scope' => 'https://www.googleapis.com/auth/plus.login https://www.googleapis.com/auth/userinfo.email https://www.googleapis.com/auth/userinfo.profile'
                ) ,
 
                'Facebook' => array(
                    'enabled' => true,
                    'keys' => array(
                        'id' => (ENVIRONMENT == 'development') ? '390204307987009' : '390204307987009',
                        'secret' => (ENVIRONMENT == 'development') ? '19f778e312f2ab96d147bacb612910c2' : '19f778e312f2ab96d147bacb612910c2'
                    ) ,
                    'scope' => 'email, public_profile'
                ) ,
 
                'Apple' => array(
                    "enabled" => true,
                    "keys" => [
                        "id" => "Your Apple ID",
                        "team_id" => "Your Apple team id",
                        "key_id" => "Your Apple key id",
                        "key_content" => "Your Apple key (content including BEGIN and END lines)",
                        "key_file" => "Full path to your Apple key file (alternative to key_content)"
                    ],
                    "scope" => "name email",
                    "verifyTokenSignature" => true
                )
            ) ,
 
            'hybrid_debug' => array(
                'debug_mode' => 'info', /* none, debug, info, error */
                'debug_file' => APPPATH . '/logs/log-' . date('Y-m-d') . '.php'
            )
        );
 
        return $config;
    }

}