PHP code example of eroslover / laravel-references

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

eroslover / laravel-references example snippets

// photo of some persons
$photo = Photo::find(1);

// persons you want to refer with this photo
$person1 = Person::find(1);
$person2 = Person::find(2);

// making a reference
$photo->ref($person1);
$photo->ref($person2);

// you are able to refer a collection of persons
$persons = Person::find([1, 2]);
$photo->ref($persons);

'providers' => [
    ...
    Eroslover\References\ReferencesServiceProvider::class,
];

return [
    /*
     * Name of the database table that will store model references.
     */
    'table_name' => 'references'
];

namespace App;

use Eroslover\References\Traits\References;
use Eroslover\References\Interfaces\ReferenceInterface;
use Illuminate\Database\Eloquent\Model;

class Photo extends Model implements ReferenceInterface
{
    use References;
}

namespace App;

use Illuminate\Database\Eloquent\Model;

class Person extends Model {}
class Location extends Model {}
class Event extends Model {}

$photo = Photo::find(1);

$location = Location::find(3);
$persons = Person::whereLocation($location->id)->get();
$event = Event::first();

$photo->ref($location);
$photo->ref($persons);
$photo->ref($event);

$photo->unref($location);

$photo->syncRefs($referencable);

$photo->loadReferences();

Output:

ReferenceCollection {#1715 ▼
  #items: array:3 [▼
    "App\Modules\Location" => Collection {#1730 ▼
      #items: array:1 [▼
        0 => Location {#1731 ▶}
      ]
    }
    "App\Modules\Person" => Collection {#1733 ▼
      #items: array:2 [▼
        0 => Person {#1734 ▶}
        1 => Person {#1735 ▶}
      ]
    }
    "App\Modules\Event" => Collection {#1737 ▼
      #items: array:1 [▼
        0 => Event {#1738 ▶}
      ]
    }
  ]
}

$photo->loadReferences(false);

Output:

Collection {#1716 ▼
  #items: array:4 [▼
    0 => Location {#1731 ▶}
    1 => Person {#1732 ▶}
    2 => Person {#1734 ▶}
    3 => Event {#1735 ▶}
  ]
}

bash
php artisan vendor:publish --provider="Eroslover\References\ReferencesServiceProvider"

bash
php artisan migrate