]> git.mxchange.org Git - quix0rs-gnu-social.git/blobdiff - plugins/Favorite/classes/Fave.php
Merge remote-tracking branch 'upstream/master' into social-master
[quix0rs-gnu-social.git] / plugins / Favorite / classes / Fave.php
index 0801ef8717d3a8f569c3481fd44bf9fc0a778820..eca4412b23068c0d5a114203269d77bd29c26bce 100644 (file)
@@ -8,7 +8,7 @@ class Fave extends Managed_DataObject
     public $__table = 'fave';                            // table name
     public $notice_id;                       // int(4)  primary_key not_null
     public $user_id;                         // int(4)  primary_key not_null
-    public $uri;                             // varchar(255)
+    public $uri;                             // varchar(191)   not 255 because utf8mb4 takes more space   not 255 because utf8mb4 takes more space
     public $created;                         // datetime  multiple_key not_null
     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
 
@@ -18,7 +18,7 @@ class Fave extends Managed_DataObject
             'fields' => array(
                 'notice_id' => array('type' => 'int', 'not null' => true, 'description' => 'notice that is the favorite'),
                 'user_id' => array('type' => 'int', 'not null' => true, 'description' => 'user who likes this notice'),
-                'uri' => array('type' => 'varchar', 'length' => 255, 'description' => 'universally unique identifier, usually a tag URI'),
+                'uri' => array('type' => 'varchar', 'length' => 191, 'description' => 'universally unique identifier, usually a tag URI'),
                 'created' => array('type' => 'datetime', 'not null' => true, 'description' => 'date this record was created'),
                 'modified' => array('type' => 'timestamp', 'not null' => true, 'description' => 'date this record was modified'),
             ),
@@ -42,45 +42,69 @@ class Fave extends Managed_DataObject
      * Save a favorite record.
      * @fixme post-author notification should be moved here
      *
-     * @param Profile $profile the local or remote user who likes
-     * @param Notice $notice the notice that is liked
-     * @return mixed false on failure, or Fave record on success
+     * @param Profile $actor  the local or remote Profile who favorites
+     * @param Notice  $target the notice that is favorited
+     * @return Fave record on success
+     * @throws Exception on failure
      */
-    static function addNew(Profile $profile, Notice $notice) {
-
-        $fave = null;
+    static function addNew(Profile $actor, Notice $target) {
+        if (self::existsForProfile($target, $actor)) {
+            // TRANS: Client error displayed when trying to mark a notice as favorite that already is a favorite.
+            throw new AlreadyFulfilledException(_('You have already favorited this!'));
+        }
 
-        if (Event::handle('StartFavorNotice', array($profile, $notice, &$fave))) {
+        $act = new Activity();
+        $act->type    = ActivityObject::ACTIVITY;
+        $act->verb    = ActivityVerb::FAVORITE;
+        $act->time    = time();
+        $act->id      = self::newUri($actor, $target, common_sql_date($act->time));
+        $act->title   = _("Favor");
+        // TRANS: Message that is the "content" of a favorite (%1$s is the actor's nickname, %2$ is the favorited
+        //        notice's nickname and %3$s is the content of the favorited notice.)
+        $act->content = sprintf(_('%1$s favorited something by %2$s: %3$s'),
+                                $actor->getNickname(), $target->getProfile()->getNickname(),
+                                $target->rendered ?: $target->content);
+        $act->actor   = $actor->asActivityObject();
+        $act->target  = $target->asActivityObject();
+        $act->objects = array(clone($act->target));
+
+        $url = common_local_url('AtomPubShowFavorite', array('profile'=>$actor->id, 'notice'=>$target->id));
+        $act->selfLink = $url;
+        $act->editLink = $url;
 
-            $fave = new Fave();
+        // saveActivity will in turn also call Fave::saveActivityObject which does
+        // what this function used to do before this commit.
+        $stored = Notice::saveActivity($act, $actor);
 
-            $fave->user_id   = $profile->id;
-            $fave->notice_id = $notice->id;
-            $fave->created   = common_sql_now();
-            $fave->modified  = common_sql_now();
-            $fave->uri       = self::newURI($profile,
-                                            $notice,
-                                            $fave->created);
+        return $stored;
+    }
 
-            try {
-                $fave->insert();
-            } catch (ServerException $e) {
-                common_log_db_error($fave, 'INSERT', __FILE__);
-                return false;
-            }
-            self::blowCacheForProfileId($fave->user_id);
-            self::blowCacheForNoticeId($fave->notice_id);
-            self::blow('popular');
+    public function removeEntry(Profile $actor, Notice $target)
+    {
+        $fave            = new Fave();
+        $fave->user_id   = $actor->getID();
+        $fave->notice_id = $target->getID();
+        if (!$fave->find(true)) {
+            // TRANS: Client error displayed when trying to remove a 'favor' when there is none in the first place.
+            throw new AlreadyFulfilledException(_('This is already not favorited.'));
+        }
 
-            Event::handle('EndFavorNotice', array($profile, $notice));
+        $result = $fave->delete();
+        if ($result === false) {
+            common_log_db_error($fave, 'DELETE', __FILE__);
+            // TRANS: Server error displayed when removing a favorite from the database fails.
+            throw new ServerException(_('Could not delete favorite.'));
         }
 
-        return $fave;
+        Fave::blowCacheForProfileId($actor->getID());
+        Fave::blowCacheForNoticeId($target->getID());
     }
 
     // exception throwing takeover!
-    public function insert() {
-        if (!parent::insert()) {
+    public function insert()
+    {
+        if (parent::insert()===false) {
+            common_log_db_error($this, 'INSERT', __FILE__);
             throw new ServerException(sprintf(_m('Could not store new object of type %s'), get_called_class()));
         }
         self::blowCacheForProfileId($this->user_id);
@@ -111,7 +135,7 @@ class Fave extends Managed_DataObject
         return $result;
     }
 
-    function stream($user_id, $offset=0, $limit=NOTICES_PER_PAGE, $own=false, $since_id=0, $max_id=0)
+    static function stream($user_id, $offset=0, $limit=NOTICES_PER_PAGE, $own=false, $since_id=0, $max_id=0)
     {
         $stream = new FaveNoticeStream($user_id, $own);
 
@@ -127,17 +151,8 @@ class Fave extends Managed_DataObject
 
     function asActivity()
     {
-        $notice = Notice::getKV('id', $this->notice_id);
-
-        if (!$notice) {
-            throw new Exception("Fave for non-existent notice: " . $this->notice_id);
-        }
-
-        $profile = Profile::getKV('id', $this->user_id);
-
-        if (!$profile) {
-            throw new Exception("Fave by non-existent profile: " . $this->user_id);
-        }
+        $target = $this->getTarget();
+        $actor  = $this->getActor();
 
         $act = new Activity();
 
@@ -145,23 +160,24 @@ class Fave extends Managed_DataObject
 
         // FIXME: rationalize this with URL below
 
-        $act->id   = $this->getURI();
+        $act->id   = $this->getUri();
 
-        $act->time    = strtotime($this->modified);
+        $act->time    = strtotime($this->created);
         // TRANS: Activity title when marking a notice as favorite.
         $act->title   = _("Favor");
-        // TRANS: Ntofication given when a user marks a notice as favorite.
-        // TRANS: %1$s is a user nickname or full name, %2$s is a notice URI.
-        $act->content = sprintf(_('%1$s marked notice %2$s as a favorite.'),
-                               $profile->getBestName(),
-                               $notice->getUrl());
+        // TRANS: Message that is the "content" of a favorite (%1$s is the actor's nickname, %2$ is the favorited
+        //        notice's nickname and %3$s is the content of the favorited notice.)
+        $act->content = sprintf(_('%1$s favorited something by %2$s: %3$s'),
+                                $actor->getNickname(), $target->getProfile()->getNickname(),
+                                $target->rendered ?: $target->content);
 
-        $act->actor     = ActivityObject::fromProfile($profile);
-        $act->objects[] = ActivityObject::fromNotice($notice);
+        $act->actor     = $actor->asActivityObject();
+        $act->target    = $target->asActivityObject();
+        $act->objects   = array(clone($act->target));
 
         $url = common_local_url('AtomPubShowFavorite',
-                                          array('profile' => $this->user_id,
-                                                'notice'  => $this->notice_id));
+                                          array('profile' => $actor->id,
+                                                'notice'  => $target->id));
 
         $act->selfLink = $url;
         $act->editLink = $url;
@@ -169,7 +185,8 @@ class Fave extends Managed_DataObject
         return $act;
     }
 
-    static function existsForProfile($notice, Profile $scoped) {
+    static function existsForProfile($notice, Profile $scoped)
+    {
         $fave = self::pkeyGet(array('user_id'=>$scoped->id, 'notice_id'=>$notice->id));
 
         return ($fave instanceof Fave);
@@ -233,7 +250,7 @@ class Fave extends Managed_DataObject
      *
      * @return array Array of Fave objects
      */
-    static public function byNotice($notice)
+    static public function byNotice(Notice $notice)
     {
         if (!isset(self::$_faves[$notice->id])) {
             self::fillFaves(array($notice->id));
@@ -270,7 +287,8 @@ class Fave extends Managed_DataObject
 
     // Remember that we want the _activity_ notice here, not faves applied
     // to the supplied Notice (as with byNotice)!
-    static public function fromStored(Notice $stored) {
+    static public function fromStored(Notice $stored)
+    {
         $class = get_called_class();
         $object = new $class;
         $object->uri = $stored->uri;
@@ -280,56 +298,118 @@ class Fave extends Managed_DataObject
         return $object;
     }
 
-    static public function verbToTitle($verb) {
-        return ucfirst($verb);
+    /**
+     * Retrieves the _targeted_ notice of a verb (such as the notice that was
+     * _favorited_, but not the favorite activity itself).
+     *
+     * @param Notice $stored    The activity notice.
+     *
+     * @throws NoResultException when it can't find what it's looking for.
+     */
+    static public function getTargetFromStored(Notice $stored)
+    {
+        return self::fromStored($stored)->getTarget();
     }
 
-    static public function object_type()
+    static public function getObjectType()
     {
         return 'activity';
     }
 
-    public function asActivityObject(Profile $scoped=null) {
+    public function asActivityObject(Profile $scoped=null)
+    {
         $actobj = new ActivityObject();
         $actobj->id = $this->getUri();
-        $actobj->type = ActivityUtils::resolveUri(ActivityObject::ACTIVITY);
+        $actobj->type = ActivityUtils::resolveUri(self::getObjectType());
         $actobj->actor = $this->getActorObject();
+        $actobj->target = $this->getTargetObject();
         $actobj->objects = array(clone($actobj->target));
-        $actobj->title = Stored_ActivityVerb::verbToTitle($this->verb);
-        //$actobj->verb = $this->verb;
-        //$actobj->target = $this->getTargetObject();
+        $actobj->verb = ActivityVerb::FAVORITE;
+        $actobj->title = ActivityUtils::verbToTitle($actobj->verb);
+        $actobj->content = $this->getTarget()->rendered ?: $this->getTarget()->content;
         return $actobj;
     }
 
-    static public function parseActivityObject(ActivityObject $actobj, Notice $stored) {
+    /**
+     * @param ActivityObject $actobj The _favored_ notice (which we're "in-reply-to")
+     * @param Notice         $stored The _activity_ notice, i.e. the favor itself.
+     */
+    static public function parseActivityObject(ActivityObject $actobj, Notice $stored)
+    {
+        $local = ActivityUtils::findLocalObject($actobj->getIdentifiers());
+        if (!$local instanceof Notice) {
+            // $local always returns something, but this was not what we expected. Something is wrong.
+            throw new Exception('Something other than a Notice was returned from findLocalObject');
+        }
         $actor = $stored->getProfile();
         $object = new Fave();
-        $object->user_id = $actor->id;
-        $object->notice_id = $stored->id;
-        $object->object_uri = $stored->uri;
+        $object->user_id = $stored->getProfile()->id;
+        $object->notice_id = $local->id;
+        $object->uri = $stored->uri;
         $object->created = $stored->created;
+        $object->modified = $stored->modified;
         return $object;
     }
 
-    static function saveActivityObject(ActivityObject $actobj, Notice $stored) {
+    static public function extendActivity(Notice $stored, Activity $act, Profile $scoped=null)
+    {
+        $target = self::getTargetFromStored($stored);
+
+        // The following logic was copied from StatusNet's Activity plugin
+        if (ActivityUtils::compareVerbs($target->verb, array(ActivityVerb::POST))) {
+            // "I like the thing you posted"
+            $act->objects = $target->asActivity()->objects;
+        } else {
+            // "I like that you did whatever you did"
+            $act->target = $target->asActivityObject();
+            $act->objects = array(clone($act->target));
+        }
+        $act->context->replyToID = $target->getUri();
+        $act->context->replyToUrl = $target->getUrl();
+        $act->title = ActivityUtils::verbToTitle($act->verb);
+    }
+
+    static function saveActivityObject(ActivityObject $actobj, Notice $stored)
+    {
         $object = self::parseActivityObject($actobj, $stored);
-        $object->insert();  // exception throwing!
+        $object->insert();  // exception throwing in Fave's case!
+
+        self::blowCacheForProfileId($object->user_id);
+        self::blowCacheForNoticeId($object->notice_id);
+        self::blow('popular');
+
+        Event::handle('EndFavorNotice', array($stored->getProfile(), $object->getTarget()));
         return $object;
     }
 
+    public function getAttentionArray() {
+        // not all objects can/should carry attentions, so we don't require extending this
+        // the format should be an array with URIs to mentioned profiles
+        return array();
+    }
 
-    public function getTarget() {
+    public function getTarget()
+    {
         // throws exception on failure
-        return ActivityUtils::findLocalObject(array($this->uri), $this->type);
+        $target = new Notice();
+        $target->id = $this->notice_id;
+        if (!$target->find(true)) {
+            throw new NoResultException($target);
+        }
+
+        return $target;
     }
 
-    public function getTargetObject() {
+    public function getTargetObject()
+    {
         return $this->getTarget()->asActivityObject();
     }
 
     protected $_stored = array();
 
-    public function getStored() {
+    public function getStored()
+    {
         if (!isset($this->_stored[$this->uri])) {
             $stored = new Notice();
             $stored->uri = $this->uri;
@@ -341,38 +421,23 @@ class Fave extends Managed_DataObject
         return $this->_stored[$this->uri];
     }
 
-    public function getActor() {
-        $profile = new Profile();
-        $profile->id = $this->user_id;
-        if (!$profile->find(true)) {
-            throw new NoResultException($profile);
-        }
-        return $profile;
+    public function getActor()
+    {
+        return Profile::getByID($this->user_id);
     }
 
-    public function getActorObject() {
+    public function getActorObject()
+    {
         return $this->getActor()->asActivityObject();
     }
 
-    public function getURI()
+    public function getUri()
     {
         if (!empty($this->uri)) {
             return $this->uri;
         }
 
         // We (should've in this case) created it ourselves, so we tag it ourselves
-        return self::newURI($this->getActor(), $this->getTarget(), $this->created);
-    }
-
-    static function newURI(Profile $actor, Managed_DataObject $target, $created=null)
-    {
-        if (is_null($created)) {
-            $created = common_sql_now();
-        }
-        return TagURI::mint(strtolower(get_called_class()).':%d:%s:%d:%s',
-                                        $actor->id,
-                                        ActivityUtils::resolveUri(self::object_type(), true),
-                                        $target->id,
-                                        common_date_iso8601($created));
+        return self::newUri($this->getActor(), $this->getTarget(), $this->created);
     }
 }