hasMany('Book', 'author_id'); } public function mysqlBooks() { return $this->hasMany('MysqlBook', 'author_id'); } public function items() { return $this->hasMany('Item'); } public function role() { return $this->hasOne('Role'); } public function mysqlRole() { return $this->hasOne('MysqlRole'); } public function clients() { return $this->belongsToMany('Client'); } public function groups() { return $this->belongsToMany('Group', 'groups', 'users', 'groups', '_id', '_id', 'groups'); } public function photos() { return $this->morphMany('Photo', 'imageable'); } public function getDateFormat() { return 'l jS \of F Y h:i:s A'; } }