kishanjasani / SociaManager

download-album.php

<?php


/** 

 * Copyright 2018 Social Manager.

 * 

 * PHP version 7.2.8

 *

 * @category Album_Manager

 * @package  Facebook

 * @author   Kishan Jasani <kishanjasani007@yahoo.in>

 * @license  https://rtfbchallenge.tk/privacy_policy/privacy_policy.php 

 * @link     ""

 * 

 * You are hereby granted a non-exclusive, worldwide, royalty-free license to

 * use, copy, modify, and distribute this software in source code or binary

 * form for use in connection with the web services and APIs provided by

 * Kishan Jasani.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND

 */

require_once "fb-callback.php";


$zip_folder = "";

$album_download_directory = 'public/' . uniqid() . '/';

mkdir($album_download_directory, 0777, true);


$main_arr = array();


/**

 * It will downloads the album from facebook

 * 

 * @param String $accessToken              acess token for the access albums

 * @param String $album_download_directory directory where album will be store

 * @param String $album_id                 Id of ther album 

 * @param String $album_name               Album name

 * @param String $fb                       Facebook Object

 * 

 * @return 0

The doc comment 0 at position 0 could not be parsed: Unknown type name '0' at position 0 in 0.

 */

function Download_album(

    $accessToken, 

    $album_download_directory, 

    $album_id, 

    $album_name, 

    $fb

) {

    global $main_arr;

    $album_directory = $album_download_directory.$album_name;

    if (!file_exists($album_directory)) {

         @mkdir($album_directory, 0777) || exit("Coudn't able to create directory");

    }


    $request_albums_photo = $fb->get($album_id . "/photos?fields=images&limit=100", $accessToken);

    $arr_alb = $request_albums_photo->getGraphEdge();

    

    $i = 0;

    $resultAlbum = getAlbum($fb, $arr_alb, $album_name, $i);

    $count = 1;

    foreach ($resultAlbum as $album_photo) {

        file_put_contents(

            $album_directory . "/" . $count . ".jpg", 

            fopen($album_photo['images'], 'r')

        );

        $count++;

    }

    $main_arr = array();

}


/**

 * It will export the album from facebook and puut it into json file

 * 

 * @param String $accessToken acess token for the access albums

 * @param String $album_id    Id of ther album 

 * @param String $album_name  Album name

 * @param String $fb          Facebook Object

 * 

 * @return 0

The doc comment 0 at position 0 could not be parsed: Unknown type name '0' at position 0 in 0.

 */

function Export_album($accessToken, $album_id, $album_name, $fb) 

{

    $request_albums_photo = $fb->get($album_id . "/photos?fields=images&limit=100", $accessToken);

    $arr_alb = $request_albums_photo->getGraphEdge();

    $i = 0;

    $resultAlbum = getAlbum($fb, $arr_alb, $album_name, $i);

    

    $response_json = json_encode(array($album_name => $resultAlbum), JSON_PRETTY_PRINT);

    $jsonFilename = './public/jsonData/fb-album_' . date("Y-m-d") . '_' . date("H-i-s") . '.json';

    $jsonFile = fopen($jsonFilename, "a") or die("Unable to open file!");

    fwrite($jsonFile, $response_json);

    fclose($jsonFile);

    

    echo '<a href="' . $jsonFilename . '" id="download-link" target="_blank" class="btn" >See JSON File</a>';

} 



/**

 * It will fetch all the album from the facebook and put it in array

 * 

 * @param String $fb         Facebook Object

 * @param String $arr_alb    limited array of the album

 * @param String $album_name Album name

 * @param String $i          taking care of index value of array 

 * 

 * @return "$main_arr"

The doc comment "$main_arr" at position 0 could not be parsed: Unknown type name '"$main_arr"' at position 0 in "$main_arr".

 */

function getAlbum($fb, $arr_alb, $album_name, $i)

{

    global $main_arr;

    foreach ($arr_alb as $graphNode) {

        $main_arr[$i]['images'] = $graphNode['images'][0]['source'];

        $i++;

    }

    $arr_alb_ar = $fb->next($arr_alb);

    if (!empty($arr_alb_ar)) {

        getAlbum($fb, $arr_alb_ar, $album_name, $i);

    }

    return $main_arr;

}


//---------- For 1 album download -------------------------------------------------//

if (isset($_GET['single_album']) && !empty($_GET['single_album'])) {

    $single_album = explode(",", $_GET['single_album']);

    Download_album(

        $accessToken, 

        $album_download_directory, 

        $single_album[0], 

        $single_album[1], 

        $fb

    );

    zipFolder($album_download_directory);

}


//---------- For Selected Albums download -----------------------------------------//

if (isset($_GET['selected_albums']) && !empty($_GET['selected_albums'])) {

    $selected_albums = explode("-", $_GET['selected_albums']);

    foreach ($selected_albums as $selected_album) {

        $selected_album = explode(",", $selected_album);

        Download_album(

            $accessToken, 

            $album_download_directory, 

            $selected_album[0], 

            $selected_album[1], 

            $fb

        );

    }

    zipFolder($album_download_directory);

}


//---------- Download all album code --------------------------------------//

if (isset($_GET['all_albums']) && !empty($_GET['all_albums'])) {

    if ($_GET['all_albums'] == 'all_albums') {

        $response_albums = $fb->get('/me/albums?fields=id,name', $accessToken);

        $albums = $response_albums->getGraphEdge()->asArray();

        if (!empty($albums)) {

            foreach ($albums as $album) {

                Download_album(

                    $accessToken, 

                    $album_download_directory, 

                    $album['id'], 

                    $album['name'], 

                    $fb

                );

            }

            zipFolder($album_download_directory);

        }

    }

}


//---------------Export Single album-------------------------//

if (isset($_GET['single_export']) && !empty($_GET['single_export'])) {

    $single_album = explode(",", $_GET['single_export']);

    Export_album(

        $accessToken,  

        $single_album[0], 

        $single_album[1],

        $fb

    );

}


function zipFolder($album_download_directory){

    if (isset($_GET['zip'])) {

        include_once 'zipper.php';

        $zipper = new Zipper();

        echo $zipper->getZip($album_download_directory);

    }

}

?>