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overlay.php
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#overlay
<?php
require( __DIR__.'/facebook_start.php' );
$token = $_SESSION['facebook_access_token'];
//$r = new HttpRequest('https://graph.facebook.com/me?access_token='.$r, HttpRequest::METH_POST);
$output = curly($token);
//echo $output;
$r=json_decode($output, true);
$id= $r['id'];
$path = "cache/".$id.".jpg";
$_SESSION['path'] = $path;
// only create if not already exists in cache
//if (!file_exists($path)){
create($id, $path);
//}
//else{
// echo " \n already exitst : ".$path;
//}
//override line 13. Always create for testing purposes
//create($id, $path);
//output as jpeg
//header('Content-Type: image/jpg');
//readfile($path);
//upload($path,$token,$fb);
// HttpRequest for user profile image
function curly($token){
// create curl resource
$ch = curl_init();
// set url
curl_setopt($ch, CURLOPT_URL, "https://graph.facebook.com/me?access_token=".$token);
//return the transfer as a string
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
// $output contains the output string
$output = curl_exec($ch);
// close curl resource to free up system resources
curl_close($ch);
return $output;
}
// Create image
function create($id, $path){
$size = 320;
$overlayType = isset($_COOKIE['selectedOverlay']) ? $_COOKIE['selectedOverlay'] : 1;
echo 'Overlay '. $overlayType;
// base image is just a transparent png in the same size as the input image
$base_image = imagecreatefrompng("images/template".$size.".png");
// Get the facebook profile image
$photo = imagecreatefromjpeg("http://graph.facebook.com/".$id."/picture?width=".$size."&height=".$size);
// read overlay
$overlay = imagecreatefrompng("images/overlay".$size."_".$overlayType.".png");
// keep transparency of base image
imagesavealpha($base_image, true);
imagealphablending($base_image, true);
// place photo onto base (reading all of the photo and pasting unto all of the base)
imagecopyresampled($base_image, $photo, 0, 0, 0, 0, $size, $size, $size, $size);
// place overlay on top of base and photo
imagecopy($base_image, $overlay, 0, 0, 0, 0, $size, $size);
// Save as jpeg
imagejpeg($base_image, $path);
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
<title>Show your support for SFeraKon 2017 | Update </title>
<link href='https://fonts.googleapis.com/css?family=Raleway' rel='stylesheet' type='text/css'>
<link rel="stylesheet" href="css/normalize.css">
<link rel="stylesheet" href="css/skeleton.css">
<link rel="icon" type="image/png" href="images/favicon.png">
<link href="css/custom.css" rel="stylesheet">
<link rel="stylesheet" href="css/invaders.css" media="screen">
<!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
<!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
<!--[if lt IE 9]>
<script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
<script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
<![endif]-->
</head>
<body class="bg">
<div class="container">
<div class="row">
<div class="header">
<h1>You new profile picture is ready !</h1>
</div>
<img class="profile" src=<?php echo $path . '?t=' . date('U') ?> alt="">
<div class="content">
<br/>
<form action="update.php" method='post'>
<label for="update" >Status:</label>
<textarea class="u-full-width" placeholder="" name="text"></textarea>
<input class="button-primary" value="Post" type="submit">
</form>
<br/>
<?php require( __DIR__.'/footer.php' ); ?>
</div>
</div>
<script src="invaders.js"></script>
</body>
</html>