-
- protected static function boot()
- {
- parent::boot();
-
- // Load book slugs onto these models by default during query-time
- static::addGlobalScope('book_slug', function(Builder $builder) {
- $builder->addSelect(['book_slug' => function($builder) {
- $builder->select('slug')
- ->from('books')
- ->whereColumn('books.id', '=', 'book_id');
- }]);
- });
- }
- /**
- * Scope a query to find items where the child has the given childSlug
- * where its parent has the bookSlug.
- */
- public function scopeWhereSlugs(Builder $query, string $bookSlug, string $childSlug)
- {
- return $query->with('book')
- ->whereHas('book', function (Builder $query) use ($bookSlug) {
- $query->where('slug', '=', $bookSlug);
- })
- ->where('slug', '=', $childSlug);
- }
-