kopia lustrzana https://github.com/pixelfed/pixelfed
58 wiersze
936 B
PHP
58 wiersze
936 B
PHP
<?php
|
|
|
|
namespace App\Util\Lexer;
|
|
|
|
use Illuminate\Support\Str;
|
|
use App\Util\ActivityPub\Helpers;
|
|
|
|
class Bearcap
|
|
{
|
|
public static function encode($url, $token)
|
|
{
|
|
return "bear:?t={$token}&u={$url}";
|
|
}
|
|
|
|
public static function decode($str)
|
|
{
|
|
if(!Str::startsWith($str, 'bear:')) {
|
|
return false;
|
|
}
|
|
|
|
$query = parse_url($str, PHP_URL_QUERY);
|
|
|
|
if(!$query) {
|
|
return false;
|
|
}
|
|
|
|
$res = [];
|
|
|
|
$parts = Str::of($str)->substr(6)->explode('&')->toArray();
|
|
|
|
foreach($parts as $part) {
|
|
if(Str::startsWith($part, 't=')) {
|
|
$res['token'] = substr($part, 2);
|
|
}
|
|
|
|
if(Str::startsWith($part, 'u=')) {
|
|
$res['url'] = substr($part, 2);
|
|
}
|
|
}
|
|
|
|
if( !isset($res['token']) ||
|
|
!isset($res['url'])
|
|
) {
|
|
return false;
|
|
}
|
|
|
|
$url = $res['url'];
|
|
if(mb_substr($url, 0, 8) !== 'https://') {
|
|
return false;
|
|
}
|
|
$valid = filter_var($url, FILTER_VALIDATE_URL);
|
|
if(!$valid) {
|
|
return false;
|
|
}
|
|
return $res;
|
|
}
|
|
}
|