+ // Field list for "item-content" table that is mixed with the item table
+ const MIXED_CONTENT_FIELDLIST = ['title', 'content-warning', 'body', 'location',
+ 'coord', 'app', 'rendered-hash', 'rendered-html', 'verb',
+ 'object-type', 'object', 'target-type', 'target', 'plink'];
+
+ // Field list for "item-content" table that is not present in the "item" table
+ const CONTENT_FIELDLIST = ['language'];
+
+ // All fields in the item table
+ const ITEM_FIELDLIST = ['id', 'uid', 'parent', 'uri', 'parent-uri', 'thr-parent', 'guid',
+ 'contact-id', 'type', 'wall', 'gravity', 'extid', 'icid', 'iaid',
+ 'created', 'edited', 'commented', 'received', 'changed', 'verb',
+ 'postopts', 'plink', 'resource-id', 'event-id', 'tag', 'attach', 'inform',
+ 'file', 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid',
+ 'private', 'pubmail', 'moderated', 'visible', 'starred', 'bookmark',
+ 'unseen', 'deleted', 'origin', 'forum_mode', 'mention', 'global', 'network',
+ 'title', 'content-warning', 'body', 'location', 'coord', 'app',
+ 'rendered-hash', 'rendered-html', 'object-type', 'object', 'target-type', 'target',
+ 'author-id', 'author-link', 'author-name', 'author-avatar',
+ 'owner-id', 'owner-link', 'owner-name', 'owner-avatar'];
+
+ const ACTIVITIES = [ACTIVITY_LIKE, ACTIVITY_DISLIKE, ACTIVITY_ATTEND, ACTIVITY_ATTENDNO, ACTIVITY_ATTENDMAYBE];
+
+ /**
+ * @brief returns an activity index from an activity string
+ *
+ * @param string $activity activity string
+ * @return integer Activity index
+ */
+ public static function activityToIndex($activity)
+ {
+ $index = array_search($activity, self::ACTIVITIES);
+
+ if (is_bool($index)) {
+ $index = -1;
+ }
+
+ return $index;
+ }
+
+ /**
+ * @brief returns an activity string from an activity index
+ *
+ * @param integer $index activity index
+ * @return string Activity string
+ */
+ public static function indexToActivity($index)
+ {
+ if (!isset(self::ACTIVITIES[$index])) {
+ return '';
+ }
+
+ return self::ACTIVITIES[$index];
+ }