1: <?php
 2: 
 3: /**
 4:  * Deep
 5:  *
 6:  * @package      rsanchez\Deep
 7:  * @author       Rob Sanchez <info@robsanchez.com>
 8:  */
 9: 
10: namespace rsanchez\Deep\Model;
11: 
12: use Illuminate\Database\Eloquent\Builder;
13: use Illuminate\Database\Eloquent\ScopeInterface;
14: 
15: /**
16:  * Global Joinable scope to automatically join the specified tables
17:  */
18: class JoinableScope implements ScopeInterface
19: {
20:     /**
21:      * List of Join objects created
22:      * @var array
23:      */
24:     protected $joins = [];
25: 
26:     /**
27:      * Join the default join tables
28:      *
29:      * @param \Illuminate\Database\Eloquent\Builder $builder
30:      * @return void
31:      */
32:     public function apply(Builder $builder)
33:     {
34:         $model = $builder->getModel();
35: 
36:         foreach ($model->defaultJoinTables() as $table) {
37:             $model->requireTable($builder, $table);
38:             $this->joins[] = end($builder->getQuery()->joins);
39:         }
40:     }
41: 
42:     /**
43:      * Unjoin the tables
44:      *
45:      * @param \Illuminate\Database\Eloquent\Builder $builder
46:      * @return void
47:      */
48:     public function remove(Builder $builder)
49:     {
50:         foreach ($this->joins as $join) {
51:             $index = array_search($join, $builder->getQuery()->joins, true);
52: 
53:             if ($index !== false) {
54:                 unset($builder->getQuery()->joins[$index]);
55:             }
56:         }
57:     }
58: }
59: