<?php

    $compatible = true;

    if(PHP_VERSION_ID < 50500){
        print("Compatibility Error: PHP version is not >= 5.5.<br>");
        $compatible = false;
    }

    if (!class_exists('PDO')){
        print("Compatibility Error: PDO is not enabled.<br>");
        $compatible = false;
    }

    if(!function_exists('curl_version')){
        print("Compatibility Error: curl is not enabled.<br>");
        $compatible = false;
    }

    if(!function_exists('file_get_contents')){
        print("Compatibility Error: Function 'file_get_contents' is disabled.<br>");
        $compatible = false;
    }

    if(!function_exists('mkdir')){
        print("Compatibility Error: Function 'mkdir' is disabled.<br>");
        $compatible = false;
    }

    if(!function_exists('move_uploaded_file')){
        print("Compatibility Error: Function 'move_uploaded_file' is disabled.<br>");
        $compatible = false;
    }

    if(!function_exists('exif_imagetype')){
        print("Compatibility Error: Function 'exif_imagetype' is disabled.<br>");
        $compatible = false;
    }

    if($compatible === true){
        print("Host is compatible!");
    }

?>