X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=plugins%2FOStatus%2Factions%2Fpushcallback.php;h=95514112ca63e08c7518175ca82e1502d9910f3e;hb=f9ddb0e20919b1b22b1a78463ffb227a009c5614;hp=9e976a80de413d8f93f7dc94dc11ed1568f78633;hpb=37179a91d5e176a743453cf27de606553bd62f36;p=quix0rs-gnu-social.git

diff --git a/plugins/OStatus/actions/pushcallback.php b/plugins/OStatus/actions/pushcallback.php
index 9e976a80de..95514112ca 100644
--- a/plugins/OStatus/actions/pushcallback.php
+++ b/plugins/OStatus/actions/pushcallback.php
@@ -22,21 +22,23 @@
  * @maintainer Brion Vibber <brion@status.net>
  */
 
-if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
-
+if (!defined('STATUSNET')) {
+    exit(1);
+}
 
 class PushCallbackAction extends Action
 {
-    function handle()
+    protected function handle()
     {
+        GNUsocial::setApi(true); // Minimize error messages to aid in debugging
         parent::handle();
-        if ($_SERVER['REQUEST_METHOD'] == 'POST') {
-            $this->handlePost();
-        } else {
-            $this->handleGet();
+        if ($this->isPost()) {
+            return $this->handlePost();
         }
+        
+        return $this->handleGet();
     }
-    
+
     /**
      * Handler for POST content updates from the hub
      */
@@ -45,12 +47,14 @@ class PushCallbackAction extends Action
         $feedid = $this->arg('feed');
         common_log(LOG_INFO, "POST for feed id $feedid");
         if (!$feedid) {
-            throw new ServerException('Empty or invalid feed id', 400);
+            // TRANS: Server exception thrown when referring to a non-existing or empty feed.
+            throw new ServerException(_m('Empty or invalid feed id.'), 400);
         }
 
-        $feedsub = FeedSub::staticGet('id', $feedid);
-        if (!$feedsub) {
-            throw new ServerException('Unknown PuSH feed id ' . $feedid, 400);
+        $feedsub = FeedSub::getKV('id', $feedid);
+        if (!$feedsub instanceof FeedSub) {
+            // TRANS: Server exception. %s is a feed ID.
+            throw new ServerException(sprintf(_m('Unknown PuSH feed id %s'),$feedid), 400);
         }
 
         $hmac = '';
@@ -67,44 +71,50 @@ class PushCallbackAction extends Action
                       'post' => $post,
                       'hmac' => $hmac);
         $qm = QueueManager::get();
-        $qm->enqueue($data, 'pushinput');
+        $qm->enqueue($data, 'pushin');
     }
-    
+
     /**
-     * Handler for GET verification requests from the hub
+     * Handler for GET verification requests from the hub.
      */
     function handleGet()
     {
         $mode = $this->arg('hub_mode');
         $topic = $this->arg('hub_topic');
         $challenge = $this->arg('hub_challenge');
-        $lease_seconds = $this->arg('hub_lease_seconds');
-        $verify_token = $this->arg('hub_verify_token');
-        
+        $lease_seconds = $this->arg('hub_lease_seconds');   // Must be >0 for PuSH 0.4!
+        common_log(LOG_INFO, __METHOD__ . ": sub verification mode: $mode topic: $topic challenge: $challenge lease_seconds: $lease_seconds");
+
         if ($mode != 'subscribe' && $mode != 'unsubscribe') {
-            common_log(LOG_WARNING, __METHOD__ . ": bogus hub callback with mode \"$mode\"");
-            throw new ServerException("Bogus hub callback: bad mode", 404);
-        }
-        
-        $feedsub = FeedSub::staticGet('uri', $topic);
-        if (!$feedsub) {
-            common_log(LOG_WARNING, __METHOD__ . ": bogus hub callback for unknown feed $topic");
-            throw new ServerException("Bogus hub callback: unknown feed", 404);
+            // TRANS: Client exception. %s is an invalid value for hub.mode.
+            throw new ClientException(sprintf(_m('Bad hub.mode "$s".',$mode)), 404);
         }
 
-        if ($feedsub->verify_token !== $verify_token) {
-            common_log(LOG_WARNING, __METHOD__ . ": bogus hub callback with bad token \"$verify_token\" for feed $topic");
-            throw new ServerException("Bogus hub callback: bad token", 404);
+        $feedsub = FeedSub::getKV('uri', $topic);
+        if (!$feedsub instanceof FeedSub) {
+            // TRANS: Client exception. %s is an invalid feed name.
+            throw new ClientException(sprintf(_m('Bad hub.topic feed "%s".'),$topic), 404);
         }
 
-        if ($mode != $feedsub->sub_state) {
-            common_log(LOG_WARNING, __METHOD__ . ": bogus hub callback with bad mode \"$mode\" for feed $topic in state \"{$feedsub->sub_state}\"");
-            throw new ServerException("Bogus hub callback: mode doesn't match subscription state.", 404);
+        if ($mode == 'subscribe') {
+            // We may get re-sub requests legitimately.
+            if ($feedsub->sub_state != 'subscribe' && $feedsub->sub_state != 'active') {
+                // TRANS: Client exception. %s is an invalid topic.
+                throw new ClientException(sprintf(_m('Unexpected subscribe request for %s.'),$topic), 404);
+            }
+        } else {
+            if ($feedsub->sub_state != 'unsubscribe') {
+                // TRANS: Client exception. %s is an invalid topic.
+                throw new ClientException(sprintf(_m('Unexpected unsubscribe request for %s.'),$topic), 404);
+            }
         }
 
-        // OK!
         if ($mode == 'subscribe') {
-            common_log(LOG_INFO, __METHOD__ . ': sub confirmed');
+            if ($feedsub->sub_state == 'active') {
+                common_log(LOG_INFO, __METHOD__ . ': sub update confirmed');
+            } else {
+                common_log(LOG_INFO, __METHOD__ . ': sub confirmed');
+            }
             $feedsub->confirmSubscribe($lease_seconds);
         } else {
             common_log(LOG_INFO, __METHOD__ . ": unsub confirmed; deleting sub record for $topic");