Twitter Followers Prereq Check

TwitterCheck.php

<?php





/*
 
 Usage:

  - Save this file as check.php and upload it to your server.
  - Run this script by vising the file from your browser
  - You will then be informed if the server is capable

*/















$url = "https://raw.github.com/gist/3389446/7a46bf0ef2d7948d06068f500e6f680702e3a35f/phptest.xml";
$get = "<?xml version=\"1.0\" encoding=\"UTF-8\"?><test><case>42</case></test>";
$b1 = $b2 = true;


if(function_exists('file_get_contents'))
{
    try
    {
        $get = file_get_contents($url);
        $b1 = true;
        echo "Function file_get_contents() exists! <br>";
    }
    catch(Exception $e)
    {
        echo "Function file_get_contents() is not configured to load https URLs <br>";
        $b1 = false;
    }
}
else
{
    echo "Function file_get_contents() is not enabled <br>";
    $b1 = false;
}


if(function_exists('simplexml_load_string'))
{
    if(extension_loaded('SimpleXML'))
    {
        $xml = simplexml_load_string($get);
        $test = $xml->case;

        if($test == 42)
        {
            echo "Function simplexml_load_string() exists! <br>";
            $b2 = true;
        }
        else
        {
            echo "Function simplexml_load_string() was not able to open the file <br>";
            $b2 = false;
        }
        
    }
}
else
{
    echo "Function simplexml_load_string() is not enabled <br>";
    $b2 = false;
}

if($b1 && $b2)
{
    echo "This script will run fine on your server!";
}
else
{
    echo "The server doesn't have the prerequisites to run this script";
}

?>