X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;ds=sidebyside;f=classes%2FNotice.php;fp=classes%2FNotice.php;h=cc00cd1dd6ac5432b9036c28c404664339b9503d;hb=4160a3fb730113f3d712bd777884c4b0482f6df1;hp=269b846f24d4f71a87b47b328764d83eece2982c;hpb=abd90bbdf562614755802885dfb5673645df8575;p=quix0rs-gnu-social.git

diff --git a/classes/Notice.php b/classes/Notice.php
index 269b846f24..cc00cd1dd6 100644
--- a/classes/Notice.php
+++ b/classes/Notice.php
@@ -65,10 +65,6 @@ class Notice extends Managed_DataObject
     public $is_local;                        // int(4)
     public $source;                          // varchar(32)
     public $conversation;                    // int(4)
-    public $lat;                             // decimal(10,7)
-    public $lon;                             // decimal(10,7)
-    public $location_id;                     // int(4)
-    public $location_ns;                     // int(4)
     public $repeat_of;                       // int(4)
     public $verb;                            // varchar(191)   not 255 because utf8mb4 takes more space
     public $object_type;                     // varchar(191)   not 255 because utf8mb4 takes more space
@@ -84,7 +80,7 @@ class Notice extends Managed_DataObject
                 'id' => array('type' => 'serial', 'not null' => true, 'description' => 'unique identifier'),
                 'profile_id' => array('type' => 'int', 'not null' => true, 'description' => 'who made the update'),
                 'uri' => array('type' => 'varchar', 'length' => 191, 'description' => 'universally unique identifier, usually a tag URI'),
-                'content' => array('type' => 'text', 'description' => 'update content', 'collate' => 'utf8_general_ci'),
+                'content' => array('type' => 'text', 'description' => 'update content', 'collate' => 'utf8mb4_general_ci'),
                 'rendered' => array('type' => 'text', 'description' => 'HTML version of the content'),
                 'url' => array('type' => 'varchar', 'length' => 191, 'description' => 'URL of any attachment (image, video, bookmark, whatever)'),
                 'created' => array('type' => 'datetime', 'not null' => true, 'description' => 'date this record was created'),
@@ -93,12 +89,8 @@ class Notice extends Managed_DataObject
                 'is_local' => array('type' => 'int', 'size' => 'tiny', 'default' => 0, 'description' => 'notice was generated by a user'),
                 'source' => array('type' => 'varchar', 'length' => 32, 'description' => 'source of comment, like "web", "im", or "clientname"'),
                 'conversation' => array('type' => 'int', 'description' => 'id of root notice in this conversation'),
-                'lat' => array('type' => 'numeric', 'precision' => 10, 'scale' => 7, 'description' => 'latitude'),
-                'lon' => array('type' => 'numeric', 'precision' => 10, 'scale' => 7, 'description' => 'longitude'),
-                'location_id' => array('type' => 'int', 'description' => 'location id if possible'),
-                'location_ns' => array('type' => 'int', 'description' => 'namespace for location'),
                 'repeat_of' => array('type' => 'int', 'description' => 'notice this is a repeat of'),
-                'object_type' => array('type' => 'varchar', 'length' => 191, 'description' => 'URI representing activity streams object type', 'default' => 'http://activitystrea.ms/schema/1.0/note'),
+                'object_type' => array('type' => 'varchar', 'length' => 191, 'description' => 'URI representing activity streams object type', 'default' => null),
                 'verb' => array('type' => 'varchar', 'length' => 191, 'description' => 'URI representing activity streams verb', 'default' => 'http://activitystrea.ms/schema/1.0/post'),
                 'scope' => array('type' => 'int',
                                  'description' => 'bit map for distribution scope; 0 = everywhere; 1 = this server only; 2 = addressees; 4 = followers; null = default'),
@@ -118,6 +110,7 @@ class Notice extends Managed_DataObject
                 'notice_profile_id_idx' => array('profile_id', 'created', 'id'),
                 'notice_repeat_of_created_id_idx' => array('repeat_of', 'created', 'id'),
                 'notice_conversation_created_id_idx' => array('conversation', 'created', 'id'),
+                'notice_verb_idx' => array('verb'),
                 'notice_replyto_idx' => array('reply_to')
             )
         );
@@ -166,45 +159,36 @@ class Notice extends Managed_DataObject
         $this->_profile[$this->profile_id] = $profile;
     }
 
-    function delete($useWhere=false)
+    public function deleteAs(Profile $actor, $delete_event=true)
     {
-        // For auditing purposes, save a record that the notice
-        // was deleted.
-
-        // @fixme we have some cases where things get re-run and so the
-        // insert fails.
-        $deleted = Deleted_notice::getKV('id', $this->id);
-
-        if (!$deleted instanceof Deleted_notice) {
-            $deleted = Deleted_notice::getKV('uri', $this->uri);
-        }
-
-        if (!$deleted instanceof Deleted_notice) {
-            $deleted = new Deleted_notice();
-
-            $deleted->id         = $this->id;
-            $deleted->profile_id = $this->profile_id;
-            $deleted->uri        = $this->uri;
-            $deleted->created    = $this->created;
-            $deleted->deleted    = common_sql_now();
-
-            $deleted->insert();
+        if (!$this->getProfile()->sameAs($actor) && !$actor->hasRight(Right::DELETEOTHERSNOTICE)) {
+            throw new AuthorizationException(_('You are not allowed to delete another user\'s notice.'));
         }
 
         if (Event::handle('NoticeDeleteRelated', array($this))) {
-
             // Clear related records
-
             $this->clearReplies();
+            $this->clearLocation();
             $this->clearRepeats();
             $this->clearTags();
             $this->clearGroupInboxes();
             $this->clearFiles();
             $this->clearAttentions();
-
             // NOTE: we don't clear queue items
         }
 
+        $result = null;
+        if (!$delete_event || Event::handle('DeleteNoticeAsProfile', array($this, $actor, &$result))) {
+            // If $delete_event is true, we run the event. If the Event then 
+            // returns false it is assumed everything was handled properly 
+            // and the notice was deleted.
+            $result = $this->delete();
+        }
+        return $result;
+    }
+
+    public function delete($useWhere=false)
+    {
         $result = parent::delete($useWhere);
 
         $this->blowOnDelete();
@@ -274,6 +258,20 @@ class Notice extends Managed_DataObject
         return $this->content;
     }
 
+    public function getRendered()
+    {
+        if (is_null($this->rendered) || $this->rendered === '') {
+            // update to include rendered content on-the-fly, so we don't have to have a fix-up script in upgrade.php
+            common_debug('Rendering notice '.$this->getID().' as it had no rendered HTML content.');
+            $orig = clone($this);
+            $this->rendered = common_render_content($this->getContent(),
+                                                    $this->getProfile(),
+                                                    $this->hasParent() ? $this->getParent() : null);
+            $this->update($orig);
+        }
+        return $this->rendered;
+    }
+
     /*
      * Get the original representation URL of this notice.
      *
@@ -284,23 +282,23 @@ class Notice extends Managed_DataObject
         // The risk is we start having empty urls and non-http uris...
         // and we can't really handle any other protocol right now.
         switch (true) {
+        case $this->isLocal():
+            return common_local_url('shownotice', array('notice' => $this->getID()), null, null, false);
         case common_valid_http_url($this->url): // should we allow non-http/https URLs?
             return $this->url;
-        case !$this->isLocal() && common_valid_http_url($this->uri): // Sometimes we only have the URI for remote posts.
+        case common_valid_http_url($this->uri): // Sometimes we only have the URI for remote posts.
             return $this->uri;
-        case $this->isLocal() || $fallback:
+        case $fallback:
             // let's generate a valid link to our locally available notice on demand
-            return common_local_url('shownotice', array('notice' => $this->id), null, null, false);
+            return common_local_url('shownotice', array('notice' => $this->getID()), null, null, false);
         default:
-            common_debug('No URL available for notice: id='.$this->id);
+            common_debug('No URL available for notice: id='.$this->getID());
             throw new InvalidUrlException($this->url);
         }
     }
 
-    public function get_object_type($canonical=false) {
-        return $canonical
-                ? ActivityObject::canonicalType($this->object_type)
-                : $this->object_type;
+    public function getObjectType($canonical=false) {
+        return ActivityUtils::resolveUri($this->object_type, $canonical);
     }
 
     public static function getByUri($uri)
@@ -313,16 +311,6 @@ class Notice extends Managed_DataObject
         return $notice;
     }
 
-    public static function getById($id)
-    {
-        $notice = new Notice();
-        $notice->id = $id;
-        if (!$notice->find(true)) {
-            throw new NoResultException($notice);
-        }
-        return $notice;
-    }
-
     /**
      * Extract #hashtags from this notice's content and save them to the database.
      */
@@ -533,18 +521,13 @@ class Notice extends Managed_DataObject
 
         // Handle repeat case
 
-        if (isset($repeat_of)) {
+        if (!empty($options['repeat_of'])) {
 
             // Check for a private one
 
-            $repeat = Notice::getKV('id', $repeat_of);
-
-            if (!($repeat instanceof Notice)) {
-                // TRANS: Client exception thrown in notice when trying to repeat a missing or deleted notice.
-                throw new ClientException(_('Cannot repeat; original notice is missing or deleted.'));
-            }
+            $repeat = Notice::getByID($options['repeat_of']);
 
-            if ($profile->id == $repeat->profile_id) {
+            if ($profile->sameAs($repeat->getProfile())) {
                 // TRANS: Client error displayed when trying to repeat an own notice.
                 throw new ClientException(_('You cannot repeat your own notice.'));
             }
@@ -620,35 +603,43 @@ class Notice extends Managed_DataObject
             if (empty($notice->conversation) and !empty($options['conversation'])) {
                 $conv = Conversation::getKV('uri', $options['conversation']);
                 if ($conv instanceof Conversation) {
-                    common_debug('Conversation stitched together from (probably) reply to unknown remote user. Activity creation time ('.$notice->created.') should maybe be compared to conversation creation time ('.$conv->created.').');
-                    $notice->conversation = $conv->id;
+                    common_debug('Conversation stitched together from (probably) a reply to unknown remote user. Activity creation time ('.$notice->created.') should maybe be compared to conversation creation time ('.$conv->created.').');
                 } else {
-                    // Conversation URI was not found, so we must create it. But we can't create it
-                    // until we have a Notice ID because of the database layout...
-                    $notice->tmp_conv_uri = $options['conversation'];
+                    // Conversation entry with specified URI was not found, so we must create it.
+                    common_debug('Conversation URI not found, so we will create it with the URI given in the options to Notice::saveNew: '.$options['conversation']);
+                    // The insert in Conversation::create throws exception on failure
+                    $conv = Conversation::create($options['conversation'], $notice->created);
                 }
-            } else {
-                // If we're not using the attached conversation URI let's remove it
-                // so we don't mistake ourselves later, when creating our own Conversation.
-                // This implies that the notice knows which conversation it belongs to.
-                $options['conversation'] = null;
+                $notice->conversation = $conv->getID();
+                unset($conv);
             }
         }
 
+        // If it's not part of a conversation, it's the beginning of a new conversation.
+        if (empty($notice->conversation)) {
+            $conv = Conversation::create();
+            $notice->conversation = $conv->getID();
+            unset($conv);
+        }
+
+
+        $notloc = new Notice_location();
         if (!empty($lat) && !empty($lon)) {
-            $notice->lat = $lat;
-            $notice->lon = $lon;
+            $notloc->lat = $lat;
+            $notloc->lon = $lon;
         }
 
         if (!empty($location_ns) && !empty($location_id)) {
-            $notice->location_id = $location_id;
-            $notice->location_ns = $location_ns;
+            $notloc->location_id = $location_id;
+            $notloc->location_ns = $location_ns;
         }
 
         if (!empty($rendered)) {
             $notice->rendered = $rendered;
         } else {
-            $notice->rendered = common_render_content($final, $notice);
+            $notice->rendered = common_render_content($final,
+                                                      $notice->getProfile(),
+                                                      $notice->hasParent() ? $notice->getParent() : null);
         }
 
         if (empty($verb)) {
@@ -681,15 +672,11 @@ class Notice extends Managed_DataObject
             // XXX: some of these functions write to the DB
 
             try {
-                $notice->insert();  // throws exception on failure
-                // If it's not part of a conversation, it's
-                // the beginning of a new conversation.
-                if (empty($notice->conversation)) {
-                    $orig = clone($notice);
-                    // $act->context->conversation will be null if it was not provided
-                    $conv = Conversation::create($notice, $options['conversation']);
-                    $notice->conversation = $conv->id;
-                    $notice->update($orig);
+                $notice->insert();  // throws exception on failure, if successful we have an ->id
+
+                if (($notloc->lat && $notloc->lon) || ($notloc->location_id && $notloc->location_ns)) {
+                    $notloc->notice_id = $notice->getID();
+                    $notloc->insert();  // store the notice location if it had any information
                 }
             } catch (Exception $e) {
                 // Let's test if we managed initial insert, which would imply
@@ -702,33 +689,33 @@ class Notice extends Managed_DataObject
             }
         }
 
-        // Clear the cache for subscribed users, so they'll update at next request
-        // XXX: someone clever could prepend instead of clearing the cache
-
-        // Save per-notice metadata...
-
-        if (isset($replies)) {
-            $notice->saveKnownReplies($replies);
-        } else {
-            $notice->saveReplies();
-        }
+        // Only save 'attention' and metadata stuff (URLs, tags...) stuff if
+        // the activityverb is a POST (since stuff like repeat, favorite etc.
+        // reasonably handle notifications themselves.
+        if (ActivityUtils::compareVerbs($notice->verb, array(ActivityVerb::POST))) {
+            if (isset($replies)) {
+                $notice->saveKnownReplies($replies);
+            } else {
+                $notice->saveReplies();
+            }
 
-        if (isset($tags)) {
-            $notice->saveKnownTags($tags);
-        } else {
-            $notice->saveTags();
-        }
+            if (isset($tags)) {
+                $notice->saveKnownTags($tags);
+            } else {
+                $notice->saveTags();
+            }
 
-        // Note: groups may save tags, so must be run after tags are saved
-        // to avoid errors on duplicates.
-        // Note: groups should always be set.
+            // Note: groups may save tags, so must be run after tags are saved
+            // to avoid errors on duplicates.
+            // Note: groups should always be set.
 
-        $notice->saveKnownGroups($groups);
+            $notice->saveKnownGroups($groups);
 
-        if (isset($urls)) {
-            $notice->saveKnownUrls($urls);
-        } else {
-            $notice->saveUrls();
+            if (isset($urls)) {
+                $notice->saveKnownUrls($urls);
+            } else {
+                $notice->saveUrls();
+            }
         }
 
         if ($distribute) {
@@ -756,6 +743,7 @@ class Notice extends Managed_DataObject
         }
 
         // Get ActivityObject properties
+        $actobj = null;
         if (!empty($act->id)) {
             // implied object
             $options['uri'] = $act->id;
@@ -774,7 +762,7 @@ class Notice extends Managed_DataObject
 
         $defaults = array(
                           'groups'   => array(),
-                          'is_local' => self::LOCAL_PUBLIC,
+                          'is_local' => $actor->isLocal() ? self::LOCAL_PUBLIC : self::REMOTE,
                           'mentions' => array(),
                           'reply_to' => null,
                           'repeat_of' => null,
@@ -794,12 +782,36 @@ class Notice extends Managed_DataObject
         }
         extract($options, EXTR_SKIP);
 
+        // dupe check
         $stored = new Notice();
-        if (!empty($uri)) {
+        if (!empty($uri) && !ActivityUtils::compareVerbs($act->verb, array(ActivityVerb::DELETE))) {
             $stored->uri = $uri;
             if ($stored->find()) {
                 common_debug('cannot create duplicate Notice URI: '.$stored->uri);
-                throw new Exception('Notice URI already exists');
+                // I _assume_ saving a Notice with a colliding URI means we're really trying to
+                // save the same notice again...
+                throw new AlreadyFulfilledException('Notice URI already exists');
+            }
+        }
+
+        $autosource = common_config('public', 'autosource');
+
+        // Sandboxed are non-false, but not 1, either
+        if (!$actor->hasRight(Right::PUBLICNOTICE) ||
+                ($source && $autosource && in_array($source, $autosource))) {
+            // FIXME: ...what about remote nonpublic? Hmmm. That is, if we sandbox remote profiles...
+            $stored->is_local = Notice::LOCAL_NONPUBLIC;
+        } else {
+            $stored->is_local = intval($is_local);
+        }
+
+        if (!$stored->isLocal()) {
+            // Only do these checks for non-local notices. Local notices will generate these values later.
+            if (!common_valid_http_url($url)) {
+                common_debug('Bad notice URL: ['.$url.'], URI: ['.$uri.']. Cannot link back to original! This is normal for shared notices etc.');
+            }
+            if (empty($uri)) {
+                throw new ServerException('No URI for remote notice. Cannot accept that.');
             }
         }
 
@@ -809,19 +821,15 @@ class Notice extends Managed_DataObject
         $stored->url = $url;
         $stored->verb = $act->verb;
 
-        // Use the local user's shortening preferences, if applicable.
-        $stored->rendered = $actor->isLocal()
-                                ? $actor->shortenLinks($act->content)
-                                : $act->content;
-        $stored->content = common_strip_html($stored->rendered);
-
-        $autosource = common_config('public', 'autosource');
-
-        // Sandboxed are non-false, but not 1, either
-        if (!$actor->hasRight(Right::PUBLICNOTICE) ||
-            ($source && $autosource && in_array($source, $autosource))) {
-            $stored->is_local = Notice::LOCAL_NONPUBLIC;
+        // Notice content. We trust local users to provide HTML we like, but of course not remote users.
+        // FIXME: What about local users importing feeds? Mirror functions must filter out bad HTML first...
+        $content = $act->content ?: $act->summary;
+        if (is_null($content) && !is_null($actobj)) {
+            $content = $actobj->content ?: $actobj->summary;
         }
+        $stored->rendered = $actor->isLocal() ? $content : common_purify($content);
+        // yeah, just don't use getRendered() here since it's not inserted yet ;)
+        $stored->content = common_strip_html($stored->rendered);
 
         // Maybe a missing act-time should be fatal if the actor is not local?
         if (!empty($act->time)) {
@@ -851,7 +859,6 @@ class Notice extends Managed_DataObject
             // If the original is private to a group, and notice has no group specified,
             // make it to the same group(s)
             if (empty($groups) && ($reply->scope & Notice::GROUP_SCOPE)) {
-                $groups = array();
                 $replyGroups = $reply->getGroups();
                 foreach ($replyGroups as $group) {
                     if ($actor->isMember($group)) {
@@ -863,17 +870,36 @@ class Notice extends Managed_DataObject
             if (is_null($scope)) {
                 $scope = $reply->scope;
             }
+        } else {
+            // If we don't know the reply, we might know the conversation!
+            // This will happen if a known remote user replies to an
+            // unknown remote user - within a known conversation.
+            if (empty($stored->conversation) and !empty($act->context->conversation)) {
+                $conv = Conversation::getKV('uri', $act->context->conversation);
+                if ($conv instanceof Conversation) {
+                    common_debug('Conversation stitched together from (probably) a reply activity to unknown remote user. Activity creation time ('.$stored->created.') should maybe be compared to conversation creation time ('.$conv->created.').');
+                } else {
+                    // Conversation entry with specified URI was not found, so we must create it.
+                    common_debug('Conversation URI not found, so we will create it with the URI given in the context of the activity: '.$act->context->conversation);
+                    // The insert in Conversation::create throws exception on failure
+                    $conv = Conversation::create($act->context->conversation, $stored->created);
+                }
+                $stored->conversation = $conv->getID();
+                unset($conv);
+            }
+        }
+
+        // If it's not part of a conversation, it's the beginning of a new conversation.
+        if (empty($stored->conversation)) {
+            $conv = Conversation::create();
+            $stored->conversation = $conv->getID();
+            unset($conv);
         }
 
+        $notloc = null;
         if ($act->context instanceof ActivityContext) {
-            $location = $act->context->location;
-            if ($location) {
-                $stored->lat = $location->lat;
-                $stored->lon = $location->lon;
-                if ($location->location_id) {
-                    $stored->location_ns = $location->location_ns;
-                    $stored->location_id = $location->location_id;
-                }
+            if ($act->context->location instanceof Location) {
+                $notloc = Notice_location::fromLocation($act->context->location);
             }
         } else {
             $act->context = new ActivityContext();
@@ -895,27 +921,39 @@ class Notice extends Managed_DataObject
             $urls[] = $href;
         }
 
+        if (ActivityUtils::compareVerbs($stored->verb, array(ActivityVerb::POST))) {
+            if (empty($act->objects[0]->type)) {
+                // Default type for the post verb is 'note', but we know it's
+                // a 'comment' if it is in reply to something.
+                $stored->object_type = empty($stored->reply_to) ? ActivityObject::NOTE : ActivityObject::COMMENT;
+            } else {
+                //TODO: Is it safe to always return a relative URI? The
+                // JSON version of ActivityStreams always use it, so we
+                // should definitely be able to handle it...
+                $stored->object_type = ActivityUtils::resolveUri($act->objects[0]->type, true);
+            }
+        }
+
         if (Event::handle('StartNoticeSave', array(&$stored))) {
             // XXX: some of these functions write to the DB
 
             try {
-                $stored->insert();    // throws exception on error
+                $result = $stored->insert();    // throws exception on error
+
+                if ($notloc instanceof Notice_location) {
+                    $notloc->notice_id = $stored->getID();
+                    $notloc->insert();
+                }
+
                 $orig = clone($stored); // for updating later in this try clause
 
                 $object = null;
                 Event::handle('StoreActivityObject', array($act, $stored, $options, &$object));
                 if (empty($object)) {
-                    throw new ServerException('Unsuccessful call to StoreActivityObject '.$stored->uri . ': '.$act->asString());
-                }
-
-                // If it's not part of a conversation, it's
-                // the beginning of a new conversation.
-                if (empty($stored->conversation)) {
-                    // $act->context->conversation will be null if it was not provided
-                    $conv = Conversation::create($stored, $act->context->conversation);
-                    $stored->conversation = $conv->id;
+                    throw new ServerException('Unsuccessful call to StoreActivityObject '.$stored->getUri() . ': '.$act->asString());
                 }
 
+                // If something changed in the Notice during StoreActivityObject
                 $stored->update($orig);
             } catch (Exception $e) {
                 if (empty($stored->id)) {
@@ -931,36 +969,26 @@ class Notice extends Managed_DataObject
             throw new ServerException('StartNoticeSave did not give back a Notice');
         }
 
-        // Save per-notice metadata...
-        $mentions = array();
-        $groups   = array();
-
-        // This event lets plugins filter out non-local recipients (attentions we don't care about)
-        // Used primarily for OStatus (and if we don't federate, all attentions would be local anyway)
-        Event::handle('GetLocalAttentions', array($actor, $act->context->attention, &$mentions, &$groups));
-
-        if (!empty($mentions)) {
-            $stored->saveKnownReplies($mentions);
-        } else {
-            $stored->saveReplies();
-        }
-
-        if (!empty($tags)) {
-            $stored->saveKnownTags($tags);
-        } else {
-            $stored->saveTags();
-        }
+        // Only save 'attention' and metadata stuff (URLs, tags...) stuff if
+        // the activityverb is a POST (since stuff like repeat, favorite etc.
+        // reasonably handle notifications themselves.
+        if (ActivityUtils::compareVerbs($stored->verb, array(ActivityVerb::POST))) {
 
-        // Note: groups may save tags, so must be run after tags are saved
-        // to avoid errors on duplicates.
-        // Note: groups should always be set.
+            if (!empty($tags)) {
+                $stored->saveKnownTags($tags);
+            } else {
+                $stored->saveTags();
+            }
 
-        $stored->saveKnownGroups($groups);
+            // Note: groups may save tags, so must be run after tags are saved
+            // to avoid errors on duplicates.
+            $stored->saveAttentions($act->context->attention);
 
-        if (!empty($urls)) {
-            $stored->saveKnownUrls($urls);
-        } else {
-            $stored->saveUrls();
+            if (!empty($urls)) {
+                $stored->saveKnownUrls($urls);
+            } else {
+                $stored->saveUrls();
+            }
         }
 
         if ($distribute) {
@@ -972,15 +1000,13 @@ class Notice extends Managed_DataObject
     }
 
     static public function figureOutScope(Profile $actor, array $groups, $scope=null) {
-        if (is_null($scope)) {
-            $scope = self::defaultScope();
-        }
+        $scope = is_null($scope) ? self::defaultScope() : intval($scope);
 
         // For private streams
         try {
             $user = $actor->getUser();
             // FIXME: We can't do bit comparison with == (Legacy StatusNet thing. Let's keep it for now.)
-            if ($user->private_stream && ($scope == Notice::PUBLIC_SCOPE || $scope == Notice::SITE_SCOPE)) {
+            if ($user->private_stream && ($scope === Notice::PUBLIC_SCOPE || $scope === Notice::SITE_SCOPE)) {
                 $scope |= Notice::FOLLOWER_SCOPE;
             }
         } catch (NoSuchUserException $e) {
@@ -989,12 +1015,14 @@ class Notice extends Managed_DataObject
 
         // Force the scope for private groups
         foreach ($groups as $group_id) {
-            $group = User_group::staticGet('id', $group_id);
-            if ($group instanceof User_group) {
+            try {
+                $group = User_group::getByID($group_id);
                 if ($group->force_scope) {
                     $scope |= Notice::GROUP_SCOPE;
                     break;
                 }
+            } catch (Exception $e) {
+                common_log(LOG_ERR, 'Notice figureOutScope threw exception: '.$e->getMessage());
             }
         }
 
@@ -1010,8 +1038,10 @@ class Notice extends Managed_DataObject
             $this->blowStream('networkpublic');
         }
 
-        self::blow('notice:list-ids:conversation:%s', $this->conversation);
-        self::blow('conversation:notice_count:%d', $this->conversation);
+        if ($this->conversation) {
+            self::blow('notice:list-ids:conversation:%s', $this->conversation);
+            self::blow('conversation:notice_count:%d', $this->conversation);
+        }
 
         if ($this->isRepeat()) {
             // XXX: we should probably only use one of these
@@ -1109,7 +1139,7 @@ class Notice extends Managed_DataObject
      */
     function saveUrls() {
         if (common_config('attachments', 'process_links')) {
-            common_replace_urls_callback($this->content, array($this, 'saveUrl'), $this->id);
+            common_replace_urls_callback($this->content, array($this, 'saveUrl'), $this);
         }
     }
 
@@ -1126,11 +1156,7 @@ class Notice extends Managed_DataObject
         if (common_config('attachments', 'process_links')) {
             // @fixme validation?
             foreach (array_unique($urls) as $url) {
-                try {
-                    File::processNew($url, $this->id);
-                } catch (ServerException $e) {
-                    // Could not save URL. Log it?
-                }
+                $this->saveUrl($url, $this);
             }
         }
     }
@@ -1138,9 +1164,9 @@ class Notice extends Managed_DataObject
     /**
      * @private callback
      */
-    function saveUrl($url, $notice_id) {
+    function saveUrl($url, Notice $notice) {
         try {
-            File::processNew($url, $notice_id);
+            File::processNew($url, $notice);
         } catch (ServerException $e) {
             // Could not save URL. Log it?
         }
@@ -1215,17 +1241,15 @@ class Notice extends Managed_DataObject
 	    $this->_attachments[$this->id] = $attachments;
 	}
 
-    function publicStream($offset=0, $limit=20, $since_id=0, $max_id=0)
+    static function publicStream($offset=0, $limit=20, $since_id=null, $max_id=null)
     {
         $stream = new PublicNoticeStream();
         return $stream->getNotices($offset, $limit, $since_id, $max_id);
     }
 
-
-    function conversationStream($id, $offset=0, $limit=20, $since_id=0, $max_id=0)
+    static function conversationStream($id, $offset=0, $limit=20, $since_id=null, $max_id=null)
     {
         $stream = new ConversationNoticeStream($id);
-
         return $stream->getNotices($offset, $limit, $since_id, $max_id);
     }
 
@@ -1237,18 +1261,17 @@ class Notice extends Managed_DataObject
      */
     function hasConversation()
     {
-        if (!empty($this->conversation)) {
-            $conversation = Notice::conversationStream(
-                $this->conversation,
-                1,
-                1
-            );
-
-            if ($conversation->N > 0) {
-                return true;
-            }
+        if (empty($this->conversation)) {
+            // this notice is not part of a conversation apparently
+            // FIXME: all notices should have a conversation value, right?
+            return false;
         }
-        return false;
+
+        $stream = new ConversationNoticeStream($this->conversation);
+        $notice = $stream->getNotices(/*offset*/ 1, /*limit*/ 1);
+
+        // if our "offset 1, limit 1" query got a result, return true else false
+        return $notice->N > 0;
     }
 
     /**
@@ -1283,8 +1306,7 @@ class Notice extends Managed_DataObject
             $root = new Notice;
             $root->conversation = $this->conversation;
             $root->orderBy('notice.created ASC');
-            $root->find();
-            $root->fetch();
+            $root->find(true);  // true means "fetch first result"
             $root->free();
             return $root;
         }
@@ -1311,8 +1333,12 @@ class Notice extends Managed_DataObject
                     $last = $parent;
                     continue;
                 }
-            } catch (Exception $e) {
+            } catch (NoParentNoticeException $e) {
                 // Latest notice has no parent
+            } catch (NoResultException $e) {
+                // Notice was not found, so we can't go further up in the tree.
+                // FIXME: Maybe we should do this in a more stable way where deleted
+                // notices won't break conversation chains?
             }
             // No parent, or parent out of scope
             $root = $last;
@@ -1484,13 +1510,8 @@ class Notice extends Managed_DataObject
      *        best with generalizations on user_group to support
      *        remote groups better.
      */
-    function saveKnownGroups($group_ids)
+    function saveKnownGroups(array $group_ids)
     {
-        if (!is_array($group_ids)) {
-            // TRANS: Server exception thrown when no array is provided to the method saveKnownGroups().
-            throw new ServerException(_('Bad type provided to saveKnownGroups.'));
-        }
-
         $groups = array();
         foreach (array_unique($group_ids) as $id) {
             $group = User_group::getKV('id', $id);
@@ -1548,6 +1569,55 @@ class Notice extends Managed_DataObject
         return true;
     }
 
+    function saveAttentions(array $uris)
+    {
+        foreach ($uris as $uri=>$type) {
+            try {
+                $target = Profile::fromUri($uri);
+            } catch (UnknownUriException $e) {
+                common_log(LOG_WARNING, "Unable to determine profile for URI '$uri'");
+                continue;
+            }
+
+            try {
+                $this->saveAttention($target);
+            } catch (AlreadyFulfilledException $e) {
+                common_debug('Attention already exists: '.var_export($e->getMessage(),true));
+            } catch (Exception $e) {
+                common_log(LOG_ERR, "Could not save notice id=={$this->getID()} attention for profile id=={$target->getID()}: {$e->getMessage()}");
+            }
+        }
+    }
+
+    /**
+     * Saves an attention for a profile (user or group) which means
+     * it shows up in their home feed and such.
+     */
+    function saveAttention(Profile $target, $reason=null)
+    {
+        if ($target->isGroup()) {
+            // FIXME: Make sure we check (for both local and remote) users are in the groups they send to!
+
+            // legacy notification method, will still be in use for quite a while I think
+            $this->addToGroupInbox($target->getGroup());
+        } else {
+            if ($target->hasBlocked($this->getProfile())) {
+                common_log(LOG_INFO, "Not saving reply to profile {$target->id} ($uri) from sender {$sender->id} because of a block.");
+                return false;
+            }
+        }
+
+        if ($target->isLocal()) {
+            // legacy notification method, will still be in use for quite a while I think
+            $this->saveReply($target->getID());
+        }
+
+        $att = Attention::saveNew($this, $target, $reason);
+
+        self::blow('reply:stream:%d', $target->getID());
+        return true;
+    }
+
     /**
      * Save reply records indicating that this notice needs to be
      * delivered to the local users with the given URIs.
@@ -1566,7 +1636,7 @@ class Notice extends Managed_DataObject
             return;
         }
 
-        $sender = Profile::getKV($this->profile_id);
+        $sender = $this->getProfile();
 
         foreach (array_unique($uris) as $uri) {
             try {
@@ -1581,11 +1651,9 @@ class Notice extends Managed_DataObject
                 continue;
             }
 
-            $this->saveReply($profile->id);
-            self::blow('reply:stream:%d', $profile->id);
+            $this->saveReply($profile->getID());
+            self::blow('reply:stream:%d', $profile->getID());
         }
-
-        return;
     }
 
     /**
@@ -1600,12 +1668,6 @@ class Notice extends Managed_DataObject
 
     function saveReplies()
     {
-        // Don't save reply data for repeats
-
-        if ($this->isRepeat()) {
-            return array();
-        }
-
         $sender = $this->getProfile();
 
         $replied = array();
@@ -1614,35 +1676,33 @@ class Notice extends Managed_DataObject
         try {
             $parent = $this->getParent();
             $parentauthor = $parent->getProfile();
-            $this->saveReply($parentauthor->id);
-            $replied[$parentauthor->id] = 1;
-            self::blow('reply:stream:%d', $parentauthor->id);
-        } catch (Exception $e) {
+            $this->saveReply($parentauthor->getID());
+            $replied[$parentauthor->getID()] = 1;
+            self::blow('reply:stream:%d', $parentauthor->getID());
+        } catch (NoParentNoticeException $e) {
             // Not a reply, since it has no parent!
+            $parent = null;
+        } catch (NoResultException $e) {
+            // Parent notice was probably deleted
+            $parent = null;
         }
 
         // @todo ideally this parser information would only
         // be calculated once.
 
-        $mentions = common_find_mentions($this->content, $this);
-
-        // store replied only for first @ (what user/notice what the reply directed,
-        // we assume first @ is it)
+        $mentions = common_find_mentions($this->content, $sender, $parent);
 
         foreach ($mentions as $mention) {
 
             foreach ($mention['mentioned'] as $mentioned) {
 
                 // skip if they're already covered
-
-                if (!empty($replied[$mentioned->id])) {
+                if (array_key_exists($mentioned->id, $replied)) {
                     continue;
                 }
 
                 // Don't save replies from blocked profile to local user
-
-                $mentioned_user = User::getKV('id', $mentioned->id);
-                if ($mentioned_user instanceof User && $mentioned_user->hasBlocked($sender)) {
+                if ($mentioned->hasBlocked($sender)) {
                     continue;
                 }
 
@@ -1670,35 +1730,42 @@ class Notice extends Managed_DataObject
         return $reply;
     }
 
-    protected $_replies = array();
+    protected $_attentionids = array();
 
     /**
-     * Pull the complete list of @-reply targets for this notice.
+     * Pull the complete list of known activity context attentions for this notice.
      *
-     * @return array of integer profile ids
+     * @return array of integer profile ids (also group profiles)
      */
-    function getReplies()
+    function getAttentionProfileIDs()
     {
-        if (isset($this->_replies[$this->id])) {
-            return $this->_replies[$this->id];
+        if (!isset($this->_attentionids[$this->getID()])) {
+            $atts = Attention::multiGet('notice_id', array($this->getID()));
+            // (array)null means empty array
+            $this->_attentionids[$this->getID()] = (array)$atts->fetchAll('profile_id');
         }
+        return $this->_attentionids[$this->getID()];
+    }
 
-        $replyMap = Reply::listGet('notice_id', array($this->id));
-
-        $ids = array();
+    protected $_replies = array();
 
-        foreach ($replyMap[$this->id] as $reply) {
-            $ids[] = $reply->profile_id;
+    /**
+     * Pull the complete list of @-mentioned profile IDs for this notice.
+     *
+     * @return array of integer profile ids
+     */
+    function getReplies()
+    {
+        if (!isset($this->_replies[$this->getID()])) {
+            $mentions = Reply::multiGet('notice_id', array($this->getID()));
+            $this->_replies[$this->getID()] = $mentions->fetchAll('profile_id');
         }
-
-        $this->_setReplies($ids);
-
-        return $ids;
+        return $this->_replies[$this->getID()];
     }
 
     function _setReplies(array $replies)
     {
-        $this->_replies[$this->id] = $replies;
+        $this->_replies[$this->getID()] = $replies;
     }
 
     /**
@@ -1706,11 +1773,11 @@ class Notice extends Managed_DataObject
      *
      * @return array of Profiles
      */
-    function getReplyProfiles()
+    function getAttentionProfiles()
     {
-        $ids = $this->getReplies();
+        $ids = array_unique(array_merge($this->getReplies(), $this->getGroupProfileIDs(), $this->getAttentionProfileIDs()));
 
-        $profiles = Profile::multiGet('id', $ids);
+        $profiles = Profile::multiGet('id', (array)$ids);
 
         return $profiles->fetchAll();
     }
@@ -1724,7 +1791,6 @@ class Notice extends Managed_DataObject
     function sendReplyNotifications()
     {
         // Don't send reply notifications for repeats
-
         if ($this->isRepeat()) {
             return array();
         }
@@ -1734,15 +1800,34 @@ class Notice extends Managed_DataObject
             require_once INSTALLDIR.'/lib/mail.php';
 
             foreach ($recipientIds as $recipientId) {
-                $user = User::getKV('id', $recipientId);
-                if ($user instanceof User) {
+                try {
+                    $user = User::getByID($recipientId);
                     mail_notify_attn($user, $this);
+                } catch (NoResultException $e) {
+                    // No such user
                 }
             }
             Event::handle('EndNotifyMentioned', array($this, $recipientIds));
         }
     }
 
+    /**
+     * Pull list of Profile IDs of groups this notice addresses.
+     *
+     * @return array of Group _profile_ IDs
+     */
+
+    function getGroupProfileIDs()
+    {
+        $ids = array();
+
+		foreach ($this->getGroups() as $group) {
+		    $ids[] = $group->profile_id;
+		}
+
+        return $ids;
+    }
+
     /**
      * Pull list of groups this notice needs to be delivered to,
      * as previously recorded by saveKnownGroups().
@@ -1809,7 +1894,7 @@ class Notice extends Managed_DataObject
                 // The notice is probably a share or similar, which don't
                 // have a representational URL of their own.
             }
-            $act->content = common_xml_safe_str($this->rendered);
+            $act->content = common_xml_safe_str($this->getRendered());
 
             $profile = $this->getProfile();
 
@@ -1852,12 +1937,18 @@ class Notice extends Managed_DataObject
             try {
                 $reply = $this->getParent();
                 $ctx->replyToID  = $reply->getUri();
-                $ctx->replyToUrl = $reply->getUrl();
-            } catch (Exception $e) {
+                $ctx->replyToUrl = $reply->getUrl(true);    // true for fallback to local URL, less messy
+            } catch (NoParentNoticeException $e) {
                 // This is not a reply to something
+            } catch (NoResultException $e) {
+                // Parent notice was probably deleted
             }
 
-            $ctx->location = $this->getLocation();
+            try {
+                $ctx->location = Notice_location::locFromStored($this);
+            } catch (ServerException $e) {
+                $ctx->location = null;
+            }
 
             $conv = null;
 
@@ -1868,19 +1959,11 @@ class Notice extends Managed_DataObject
                 }
             }
 
-            $reply_ids = $this->getReplies();
-
-            foreach ($reply_ids as $id) {
-                $rprofile = Profile::getKV('id', $id);
-                if ($rprofile instanceof Profile) {
-                    $ctx->attention[$rprofile->getUri()] = ActivityObject::PERSON;
-                }
-            }
-
-            $groups = $this->getGroups();
-
-            foreach ($groups as $group) {
-                $ctx->attention[$group->getUri()] = ActivityObject::GROUP;
+            // This covers the legacy getReplies and getGroups too which get their data
+            // from entries stored via Notice::saveNew (which we want to move away from)...
+            foreach ($this->getAttentionProfiles() as $target) {
+                // User and group profiles which get the attention of this notice
+                $ctx->attention[$target->getUri()] = $target->getObjectType();
             }
 
             switch ($this->scope) {
@@ -2035,8 +2118,9 @@ class Notice extends Managed_DataObject
         if (Event::handle('StartActivityObjectFromNotice', array($this, &$object))) {
             $object->type    = $this->object_type ?: ActivityObject::NOTE;
             $object->id      = $this->getUri();
+            //FIXME: = $object->title ?: sprintf(... because we might get a title from StartActivityObjectFromNotice
             $object->title   = sprintf('New %1$s by %2$s', ActivityObject::canonicalType($object->type), $this->getProfile()->getNickname());
-            $object->content = $this->rendered;
+            $object->content = $this->getRendered();
             $object->link    = $this->getUrl();
 
             $object->extra[] = array('status_net', array('notice_id' => $this->id));
@@ -2103,23 +2187,6 @@ class Notice extends Managed_DataObject
         return ($contentlimit > 0 && !empty($content) && (mb_strlen($content) > $contentlimit));
     }
 
-    function getLocation()
-    {
-        $location = null;
-
-        if (!empty($this->location_id) && !empty($this->location_ns)) {
-            $location = Location::fromId($this->location_id, $this->location_ns);
-        }
-
-        if (is_null($location)) { // no ID, or Location::fromId() failed
-            if (!empty($this->lat) && !empty($this->lon)) {
-                $location = Location::fromLatLon($this->lat, $this->lon);
-            }
-        }
-
-        return $location;
-    }
-
     /**
      * Convenience function for posting a repeat of an existing message.
      *
@@ -2206,7 +2273,7 @@ class Notice extends Managed_DataObject
         return $notice->fetchAll('id');
     }
 
-    function locationOptions($lat, $lon, $location_id, $location_ns, $profile = null)
+    static function locationOptions($lat, $lon, $location_id, $location_ns, $profile = null)
     {
         $options = array();
 
@@ -2290,6 +2357,16 @@ class Notice extends Managed_DataObject
         $reply->free();
     }
 
+    function clearLocation()
+    {
+        $loc = new Notice_location();
+        $loc->notice_id = $this->id;
+
+        if ($loc->find()) {
+            $loc->delete();
+        }
+    }
+
     function clearFiles()
     {
         $f2p = new File_to_post();
@@ -2364,8 +2441,11 @@ class Notice extends Managed_DataObject
         // If there's a failure, we want to _force_
         // distribution at this point.
         try {
+            $json = json_encode((object)array('id' => $this->getID(),
+                                              'type' => 'Notice',
+                                              ));
             $qm = QueueManager::get();
-            $qm->enqueue($this, 'distrib');
+            $qm->enqueue($json, 'distrib');
         } catch (Exception $e) {
             // If the exception isn't transient, this
             // may throw more exceptions as DQH does
@@ -2414,7 +2494,7 @@ class Notice extends Managed_DataObject
             $this->uri = sprintf('%s%s=%d:%s=%s',
                                 TagURI::mint(),
                                 'noticeId', $this->id,
-                                'objectType', $this->get_object_type(true));
+                                'objectType', $this->getObjectType(true));
             $changed = true;
         }
 
@@ -2476,8 +2556,13 @@ class Notice extends Managed_DataObject
 
     public function isLocal()
     {
-        return ($this->is_local == Notice::LOCAL_PUBLIC ||
-                $this->is_local == Notice::LOCAL_NONPUBLIC);
+        $is_local = intval($this->is_local);
+        return ($is_local === self::LOCAL_PUBLIC || $is_local === self::LOCAL_NONPUBLIC);
+    }
+
+    public function getScope()
+    {
+        return intval($this->scope);
     }
 
     public function isRepeat()
@@ -2670,13 +2755,9 @@ class Notice extends Managed_DataObject
 
     protected function _inScope(Profile $profile=null)
     {
-        if (!is_null($this->scope)) {
-            $scope = $this->scope;
-        } else {
-            $scope = self::defaultScope();
-        }
+        $scope = is_null($this->scope) ? self::defaultScope() : $this->getScope();
 
-        if ($scope == 0 && !$this->getProfile()->isPrivateStream()) { // Not scoping, so it is public.
+        if ($scope === 0 && !$this->getProfile()->isPrivateStream()) { // Not scoping, so it is public.
             return !$this->isHiddenSpam($profile);
         }
 
@@ -2761,15 +2842,35 @@ class Notice extends Managed_DataObject
         return false;
     }
 
+    public function hasParent()
+    {
+        try {
+            $this->getParent();
+        } catch (NoParentNoticeException $e) {
+            return false;
+        }
+        return true;
+    }
+
     public function getParent()
     {
-        $parent = Notice::getKV('id', $this->reply_to);
+        $reply_to_id = null;
 
-        if (!$parent instanceof Notice) {
-            throw new ServerException('Notice has no parent');
+        if (empty($this->reply_to)) {
+            throw new NoParentNoticeException($this);
         }
 
-        return $parent;
+        // The reply_to ID in the table Notice could exist with a number
+        // however, the replied to notice might not exist in the database.
+        // Thus we need to catch the exception and throw the NoParentNoticeException else
+        // the timeline will not display correctly.
+        try {
+            $reply_to_id = self::getByID($this->reply_to);
+        } catch(Exception $e){
+            throw new NoParentNoticeException($this);
+        }
+
+        return $reply_to_id;
     }
 
     /**
@@ -2901,4 +3002,51 @@ class Notice extends Managed_DataObject
             $notice->_setReplies($ids);
         }
     }
+
+    static public function beforeSchemaUpdate()
+    {
+        $table = strtolower(get_called_class());
+        $schema = Schema::get();
+        $schemadef = $schema->getTableDef($table);
+
+        // 2015-09-04 We move Notice location data to Notice_location
+        // First we see if we have to do this at all
+        if (!isset($schemadef['fields']['lat'])
+                && !isset($schemadef['fields']['lon'])
+                && !isset($schemadef['fields']['location_id'])
+                && !isset($schemadef['fields']['location_ns'])) {
+            // We have already removed the location fields, so no need to migrate.
+            return;
+        }
+        // Then we make sure the Notice_location table is created!
+        $schema->ensureTable('notice_location', Notice_location::schemaDef());
+
+        // Then we continue on our road to migration!
+        echo "\nFound old $table table, moving location data to 'notice_location' table... (this will probably take a LONG time, but can be aborted and continued)";
+
+        $notice = new Notice();
+        $notice->query(sprintf('SELECT id, lat, lon, location_id, location_ns FROM %1$s ' .
+                             'WHERE lat IS NOT NULL ' .
+                                'OR lon IS NOT NULL ' .
+                                'OR location_id IS NOT NULL ' .
+                                'OR location_ns IS NOT NULL',
+                             $schema->quoteIdentifier($table)));
+        print "\nFound {$notice->N} notices with location data, inserting";
+        while ($notice->fetch()) {
+            $notloc = Notice_location::getKV('notice_id', $notice->id);
+            if ($notloc instanceof Notice_location) {
+                print "-";
+                continue;
+            }
+            $notloc = new Notice_location();
+            $notloc->notice_id = $notice->id;
+            $notloc->lat= $notice->lat;
+            $notloc->lon= $notice->lon;
+            $notloc->location_id= $notice->location_id;
+            $notloc->location_ns= $notice->location_ns;
+            $notloc->insert();
+            print ".";
+        }
+        print "\n";
+    }
 }