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-rw-r--r--plugins/OStatus/classes/Ostatus_profile.php38
1 files changed, 35 insertions, 3 deletions
diff --git a/plugins/OStatus/classes/Ostatus_profile.php b/plugins/OStatus/classes/Ostatus_profile.php
index 8ba2ce0c3..e3b3daa2c 100644
--- a/plugins/OStatus/classes/Ostatus_profile.php
+++ b/plugins/OStatus/classes/Ostatus_profile.php
@@ -726,7 +726,8 @@ class Ostatus_profile extends Memcached_DataObject
*
* @param string $profile_url
* @return Ostatus_profile
- * @throws Exception
+ * @throws Exception on various error conditions
+ * @throws OStatusShadowException if this reference would obscure a local user/group
*/
public static function ensureProfileURL($profile_url, $hints=array())
@@ -813,7 +814,7 @@ class Ostatus_profile extends Memcached_DataObject
* remote profiles.
*
* @return mixed Ostatus_profile or null
- * @throws Exception for local profiles
+ * @throws OStatusShadowException for local profiles
*/
static function getFromProfileURL($profile_url)
{
@@ -836,7 +837,7 @@ class Ostatus_profile extends Memcached_DataObject
$user = User::staticGet('id', $profile->id);
if (!empty($user)) {
- throw new Exception("'$profile_url' is the profile for local user '{$user->nickname}'.");
+ throw new OStatusShadowException($profile, "'$profile_url' is the profile for local user '{$user->nickname}'.");
}
// Continue discovery; it's a remote profile
@@ -1538,6 +1539,7 @@ class Ostatus_profile extends Memcached_DataObject
* @param string $addr webfinger address
* @return Ostatus_profile
* @throws Exception on error conditions
+ * @throws OStatusShadowException if this reference would obscure a local user/group
*/
public static function ensureWebfinger($addr)
{
@@ -1616,9 +1618,18 @@ class Ostatus_profile extends Memcached_DataObject
$oprofile = self::ensureProfileURL($hints['profileurl'], $hints);
self::cacheSet(sprintf('ostatus_profile:webfinger:%s', $addr), $oprofile->uri);
return $oprofile;
+ } catch (OStatusShadowException $e) {
+ // We've ended up with a remote reference to a local user or group.
+ // @fixme ideally we should be able to say who it was so we can
+ // go back and refer to it the regular way
+ throw $e;
} catch (Exception $e) {
common_log(LOG_WARNING, "Failed creating profile from profile URL '$profileUrl': " . $e->getMessage());
// keep looking
+ //
+ // @fixme this means an error discovering from profile page
+ // may give us a corrupt entry using the webfinger URI, which
+ // will obscure the correct page-keyed profile later on.
}
}
@@ -1720,3 +1731,24 @@ class Ostatus_profile extends Memcached_DataObject
return $file;
}
}
+
+/**
+ * Exception indicating we've got a remote reference to a local user,
+ * not a remote user!
+ *
+ * If we can ue a local profile after all, it's available as $e->profile.
+ */
+class OStatusShadowException extends Exception
+{
+ public $profile;
+
+ /**
+ * @param Profile $profile
+ * @param string $message
+ */
+ function __construct($profile, $message) {
+ $this->profile = $profile;
+ parent::__construct($message);
+ }
+}
+