Make a RSS feed from an Instagram user's username.

instarss.php

<?php

    if (!isset($_GET['user'])) {
        if (!isset($_GET['hashtag'])) {
            exit('Not a valid RSS feed. You didn\'nt provide an Instagram user or hashtag. Send one via a GET variable. Example .../instarss.php?user=snoopdogg');
        }
    }

    if (isset($_GET['user']) && isset($_GET['hashtag'])) {
        exit('Don\'t request both user and hashtag. Request one or the other.');
    }

    if (isset($_GET['user'])) {
        $html = file_get_contents('http://instagram.com/'.$_GET['user'].'/');
    }
    if (isset($_GET['hashtag'])) {
        $html = file_get_contents('http://instagram.com/explore/tags/'.$_GET['hashtag'].'/');
    }
    $html = strstr($html, '"entry_data');
    $html = strstr($html, '</script>', true);
    $html = substr($html, 0, -1);
    $html = '{' . $html;

    // for debugging... sigh........
    // echo $html;

    $data = json_decode($html);

    // more debugging... 
    // print_r($data->entry_data->ProfilePage[0]->user->media->nodes);

    if (isset($_GET['user'])) {
        if ($data->entry_data->ProfilePage[0]->graphql->user->edge_owner_to_timeline_media->edges) {
            $edges = $data->entry_data->ProfilePage[0]->graphql->user->edge_owner_to_timeline_media->edges;
        } else {
            exit('Looks like this Instagram account is set to private or doesn\'t exist. We can\'t do much about that now, can we?');
        }
    }
    if (isset($_GET['hashtag'])) {
        $edges = $data->entry_data->TagPage[0]->graphql->hashtag->edge_hashtag_to_media->edges;
    }

    header('Content-Type: text/xml; charset=utf-8');

    $rss_feed = '<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:dc="http://purl.org/dc/elements/1.1/"><channel>';

    if (isset($_GET['user'])) {
        $rss_feed .= '<title>'.$_GET['user'].'\'s Instagram Feed</title><atom:link href="http://'.$_SERVER['HTTP_HOST'].$_SERVER["REQUEST_URI"].'" rel="self" type="application/rss+xml" /><link>http://instagram.com/'.$_GET['user'].'</link><description>'.$_GET['user'].'\'s Instagram Feed</description>';
    }

    if (isset($_GET['hashtag'])) {
        $rss_feed .= '<title>Photos tagged with: '.$_GET['hashtag'].' on Instagram</title><atom:link href="http://'.$_SERVER['HTTP_HOST'].$_SERVER["REQUEST_URI"].'" rel="self" type="application/rss+xml" /><link>http://instagram.com/explore/tags/'.$_GET['hashtag'].'</link><description>Photos tagged with: '.$_GET['hashtag'].' on Instagram</description>';
    }

    foreach($edges as $nodes) {

        $rss_feed .= '<item><title>';

        if(isset($nodes->node->edge_media_to_caption->edges[0]->node->text) && $nodes->node->edge_media_to_caption->edges[0]->node->text != '') {
            $rss_feed .= htmlspecialchars($nodes->node->edge_media_to_caption->edges[0]->node->text, ENT_QUOTES);
        } else {
            $rss_feed .= 'photo';
        }

        // pubdate format could also be: "D, d M Y H:i:s T"
        $rss_feed .= '</title><link>https://instagram.com/p/'.$nodes->node->shortcode.'/</link><pubDate>'.date("r", $nodes->node->taken_at_timestamp).'</pubDate>';

        if (isset($_GET['user'])) {
            $rss_feed .= '<dc:creator><![CDATA['.$_GET['user'].']]></dc:creator>';
        }

        $rss_feed .= '<description><![CDATA[<img src="'.$nodes->node->display_url.'" />]]></description><guid>https://instagram.com/p/'.$nodes->node->shortcode.'/</guid></item>';

    } // foreach "node" (photo)

    $rss_feed .= '</channel></rss>';

    echo $rss_feed;

?>

Hello
This file in localhost for me working but in cpanel on server no working give me this error
Looks like this Instagram account is set to private or doesn't exist. We can't do much about that now, can we?

same for me. any suggestion? the file_get_contents() returns false