TheRakeshPurohit / rtCamp

functions.php

<?php
session_start();
	require_once 'appconfig.php';

		use Facebook\GraphNodes\GraphObject;
		use Facebook\GraphNodes\GraphSessionInfo;
		use Facebook\Authentication\AccessToken;
		use Facebook\HttpClients\FacebookHttpable;
		use Facebook\HttpClients\FacebookCurl;
		use Facebook\HttpClients\FacebookCurlHttpClient;
		use Facebook\FacebookSession;
		use Facebook\Helpers\FacebookRedirectLoginHelper;
		use Facebook\FacebookRequest;
		use Facebook\FacebookResponse;
		use Facebook\Exceptions\FacebookSDKException;
		use Facebook\Exceptions\FacebookAuthorizationException;

    $session = $_SESSION['fb_access_token'];

	$zip_folder = "";
	$album_download_directory = 'lib/resources/albums/'.uniqid().'/';
	mkdir($album_download_directory, 0777);

	function download_album($session, $album_download_directory, $album_id, $album_name) {
		$request_album_photos = new FacebookRequest($session,'GET', '/'.$album_id.'/photos?fields=source');
		$response_album_photos = $request_album_photos->execute();			

The method execute() does not exist on Facebook\FacebookRequest.

		$album_photos = $response_album_photos->getGraphObject()->asArray();

		$album_directory = $album_download_directory.$album_name;
		if ( !file_exists( $album_directory ) ) {
			mkdir($album_directory, 0777);
		}

		$i = 1;
		foreach ( $album_photos['data'] as $album_photo ) {
			$album_photo = (array) $album_photo;
			file_put_contents( $album_directory.'/'.$i.".jpg", fopen( $album_photo['source'], 'r') );
			$i++;
		}
	}

	//---------- For 1 album download -------------------------------------------------//
	if ( isset( $_GET['single_album'] ) && !empty ( $_GET['single_album'] ) ) {
        
		$single_album = explode( ",", $_GET['single_album'] );
		download_album( $session, $album_download_directory, $single_album[0], $single_album[1] );
	}
	
	//---------- For Selected Albums download -----------------------------------------//
	if ( isset( $_GET['selected_albums'] ) and count( $_GET['selected_albums'] ) > 0) {
		$selected_albums = explode("/", $_GET['selected_albums']);

		foreach ( $selected_albums as $selected_album ) {
			$selected_album = explode( ",", $selected_album );
			download_album( $session, $album_download_directory, $selected_album[0], $selected_album[1] );
		}
	}

	//---------- Download all album code -------------------------------------------------//
	if ( isset( $_GET['all_albums'] ) && !empty ( $_GET['all_albums'] ) ) {
		if ( $_GET['all_albums'] == 'all_albums' ) {

			// graph api request for user data
			$request_albums = new FacebookRequest($session, 'GET', '/me/albums?fields=id,name');
			$response_albums = $request_albums->execute();
			
			// get response
			$albums = $response_albums->getGraphObject()->asArray();

			if ( !empty( $albums ) ) {
				foreach ( $albums['data'] as $album ) {
					$album = (array) $album;
					download_album( $session, $album_download_directory, $album['id'], $album['name'] );
				}
			}
		}
	}

	if ( isset( $_GET['zip'] ) ) {
		require_once('zipper.php');
		$zipper = new zipper();
		echo $zipper->get_zip($album_download_directory);

	} else {

		//$redirect = 'location:lib/move_to_picasa.php?album_download_directory='.$album_download_directory;
		//if ( isset( $_GET['ajax'] ) ) {
		//	$redirect = $redirect . '&ajax=1';
		//}
		//($redirect);
	}