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A bit safer checking in the keypair parsing

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This commit is contained in:
James Walker 2010-03-24 14:27:35 -04:00
parent 7b1b6045e6
commit 10410907a0
1 changed files with 13 additions and 4 deletions
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15
plugins/OStatus/lib/magicenvelope.php
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@ -59,14 +59,23 @@ class MagicEnvelope
}
if ($xrd->links) {
if ($link = Discovery::getService($xrd->links, Magicsig::PUBLICKEYREL)) {
list($type, $keypair) = explode(',', $link['href']);
if (empty($keypair)) {
$keypair = false;
$parts = explode(',', $link['href']);
if (count($parts) == 2) {
$keypair = $parts[1];
} else {
// Backwards compatibility check for separator bug in 0.9.0
list($type, $keypair) = explode(';', $link['href']);
$parts = explode(';', $link['href']);
if (count($parts) == 2) {
$keypair = $parts[1];
}
}
if ($keypair) {
return $keypair;
}
}
}
throw new Exception('Unable to locate signer public key');
}