move signing to take a local actor profile and use local keys

4 files changed, 23 insertions, 19 deletions

diff --git a/plugins/OStatus/lib/magicenvelope.php b/plugins/OStatus/lib/magicenvelope.php
index 457c0fba2..f33119b8f 100644
--- a/plugins/OStatus/lib/magicenvelope.php
+++ b/plugins/OStatus/lib/magicenvelope.php
@@ -67,18 +67,8 @@ class MagicEnvelope
     }
 
 
-    public function signMessage($text, $mimetype, $signer_uri)
+    public function signMessage($text, $mimetype, $keypair)
     {
-        $signer_uri = $this->normalizeUser($signer_uri);
-
-        if (!$this->checkAuthor($text, $signer_uri)) {
-            throw new Exception("Unable to determine entry author.");
-        }
-
-        $keypair = $this->getKeyPair($signer_uri);
-        if (!$keypair) {
-            throw new Exception("Unable to retrive keypair for ". $signer_uri);
-        }
         $signature_alg = Magicsig::fromString($keypair);
         $armored_text = base64_encode($text);
 
diff --git a/plugins/OStatus/lib/ostatusqueuehandler.php b/plugins/OStatus/lib/ostatusqueuehandler.php
index 0da85600f..6ca31c485 100644
--- a/plugins/OStatus/lib/ostatusqueuehandler.php
+++ b/plugins/OStatus/lib/ostatusqueuehandler.php
@@ -87,7 +87,7 @@ class OStatusQueueHandler extends QueueHandler
             // remote user or group.
             // @fixme as an optimization we can skip this if the
             // remote profile is subscribed to the author.
-            $oprofile->notifyDeferred($this->notice);
+            $oprofile->notifyDeferred($this->notice, $this->user);
         }
     }
 
diff --git a/plugins/OStatus/lib/salmon.php b/plugins/OStatus/lib/salmon.php
index c59de2a14..6e2459544 100644
--- a/plugins/OStatus/lib/salmon.php
+++ b/plugins/OStatus/lib/salmon.php
@@ -42,14 +42,14 @@ class Salmon
      * @param string $xml
      * @return boolean success
      */
-    public function post($endpoint_uri, $xml)
+    public function post($endpoint_uri, $xml, $actor)
     {
         if (empty($endpoint_uri)) {
             return false;
         }
 
         if (!common_config('ostatus', 'skip_signatures')) {
-            $xml = $this->createMagicEnv($xml);
+            $xml = $this->createMagicEnv($xml, $actor);
         }
 
         $headers = array('Content-Type: application/atom+xml');
@@ -70,15 +70,27 @@ class Salmon
         return true;
     }
 
-    public function createMagicEnv($text)
+    public function createMagicEnv($text, $actor)
     {
+        common_log(LOG_DEBUG, "Got actor as : ". print_r($actor, true));
         $magic_env = new MagicEnvelope();
 
-        // TODO: Should probably be getting the signer uri as an argument?
-        $signer_uri = $magic_env->getAuthor($text);
+        $user = User::staticGet('id', $actor->id);
+        if ($user->id) {
+            // Use local key
+            $magickey = Magicsig::staticGet('user_id', $user->id);
+            if (!$magickey) {
+                // No keypair yet, let's generate one.
+                $magickey = new Magicsig();
+                $magickey->generate($user->id);
+            } 
+            common_log(LOG_DEBUG, "Salmon: Loaded key for ". $user->id);
+        } else {
+            throw new Exception("Salmon invalid actor for signing");
+        }
 
         try {
-            $env = $magic_env->signMessage($text, 'application/atom+xml', $signer_uri);
+            $env = $magic_env->signMessage($text, 'application/atom+xml', $magickey->toString());
         } catch (Exception $e) {
             common_log(LOG_ERR, "Salmon signing failed: ". $e->getMessage());
             return $text;
diff --git a/plugins/OStatus/lib/salmonqueuehandler.php b/plugins/OStatus/lib/salmonqueuehandler.php
index aa97018dc..7eeb5f8e9 100644
--- a/plugins/OStatus/lib/salmonqueuehandler.php
+++ b/plugins/OStatus/lib/salmonqueuehandler.php
@@ -35,8 +35,10 @@ class SalmonQueueHandler extends QueueHandler
         assert(is_string($data['salmonuri']));
         assert(is_string($data['entry']));
 
+        $actor = Profile::staticGet($data['actor']);
+        
         $salmon = new Salmon();
-        $salmon->post($data['salmonuri'], $data['entry']);
+        $salmon->post($data['salmonuri'], $data['entry'], $actor);
 
         // @fixme detect failure and attempt to resend
         return true;