Merge pull request #3750 from annando/mail-guid

Detect the hostname when the URI is in the format data@host.tld
This commit is contained in:
Tobias Diekershoff 2017-10-01 02:07:18 +02:00 committed by GitHub
commit 8f02bcbda8

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@ -397,15 +397,24 @@ function uri_to_guid($uri, $host = "") {
// We have to avoid that different routines could accidentally create the same value
$parsed = parse_url($uri);
// When the hostname isn't given, we take it from the uri
if ($host == "") {
$host = $parsed["host"];
// Is it in the format data@host.tld?
if ((count($parsed) == 1) && strstr($uri, '@')) {
$mailparts = explode('@', $uri);
$host = array_pop($mailparts);
} else {
$host = $parsed["host"];
}
}
// We use a hash of the hostname as prefix for the guid
$guid_prefix = hash("crc32", $host);
// Remove the scheme to make sure that "https" and "http" doesn't make a difference
unset($parsed["scheme"]);
// Glue it together to be able to make a hash from it
$host_id = implode("/", $parsed);
// We could use any hash algorithm since it isn't a security issue