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Only use and accept valid http links as links to an external resource

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Michael 2022-04-03 07:21:36 +00:00
parent e9a6c4a7e3
commit 029daef997
3 changed files with 27 additions and 5 deletions
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11
src/Util/Network.php
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@ -560,4 +560,15 @@ class Network
{
return (strpos(Strings::normaliseLink($url), Strings::normaliseLink(DI::baseUrl())) !== false);
}
/**
* Check if the given URL is a valid HTTP/HTTPS URL
*
* @param string $url
* @return bool
*/
public static function isValidHttpUrl(string $url)
{
return in_array(parse_url($url, PHP_URL_SCHEME), ['http', 'https']) && parse_url($url, PHP_URL_HOST);
}
}