<?php

$SelfUpdateUrl = "https://tonoxisisle.services/tononixOS/recovery/BUILD-DATA";
$SelfUpdateZipUrl = "https://tonoxisisle.services/tononixOS/recovery/recovery.zip";

$SerialNumber = file_get_contents("/sys/firmware/devicetree/base/serial-number");
#$SerialNumber = "000019292900aTEST";
$SerialNumber = str_replace("\r","",$SerialNumber);
$SerialNumber = str_replace("\n","",$SerialNumber);

$RecoveryVersionInfo = file("/mnt/BUILD-DATA");
$RecoveryVersion = str_replace("PINN Version: ", "", $RecoveryVersionInfo[1]);
$RecoveryVersion = str_replace("\r","",$RecoveryVersion);
$RecoveryVersion = str_replace("\n","",$RecoveryVersion);

$UpdateServiceHeaders = [
    'X-Device-Serial-Number' => $SerialNumber,
    'X-Device-Bootloader-Version' => $RecoveryVersion
];

switch($_GET['file'])
{
    case 'BUILD-DATA':
        $vars = [
            "action"=> "selfupdate_check"
        ];
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $SelfUpdateUrl);
        curl_setopt($ch, CURLOPT_HTTPHEADER, $UpdateServiceHeaders);
        #curl_setopt($ch, CURLOPT_POST, 1);
        #curl_setopt($ch, CURLOPT_POSTFIELDS, $vars);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CRLF, 1);
        $buildData = curl_exec($ch);
        if(curl_errno($ch)) {
            print "Error ". curl_errno($ch); 
            exit();
        }
        curl_close($ch);
        $version = $buildData;
        
        ## Begin Processing and Outputting of the data file.
        print($version."\r\n");
        ## End Processing and Outputting of the data file.

        break;
    case 'recovery.zip':
        $vars = [
            "action" => "selfupdate_file"
        ];
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $SelfUpdateZipUrl);
        curl_setopt($ch, CURLOPT_HTTPHEADER, $UpdateServiceHeaders);
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $vars);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        $recoveryZipData = curl_exec($ch);
        if(curl_errno($ch)) {
            print "Error ". curl_errno($ch); 
            exit();
        }
        curl_close($ch);
        
        # BEGIN Processing and Outputting of ZIP file
        echo($recoveryZipData);
        # END Processing and Outputting of ZIP file
        
        break;
}