Twitter Analytics PHP Downloader

twitter.php

<?php

        $sTarget = "https://analytics.twitter.com/user/$username/tweets/export.json?start_time=$start_time&end_time=$end_time&lang=en";
        $sTargetBundle = "https://analytics.twitter.com/user/$username/tweets/bundle?start_time=$start_time&end_time=$end_time&lang=en";
        curl_setopt($ch, CURLOPT_URL, $sTarget);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
        curl_setopt($ch, CURLOPT_HEADER, false);

        $data_arr = ["status" => "Pending"];

        $attempts = 0;
        while($data_arr['status'] == "Pending" && $attempts < 5){
            $data = curl_exec($ch);
            $data_arr = json_decode($data, true);
            sleep(2);
        }

        curl_setopt($ch, CURLOPT_POST, false);
        curl_setopt($ch, CURLOPT_URL, $sTargetBundle);
        $data = curl_exec($ch);