Subversion-Projekte lars-tiefland.laravel_shop

Revision

Details | Letzte Änderung | Log anzeigen | RSS feed

Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
2 
 
3 
namespace Illuminate\Validation\Rules;
4 
 
5 
use Illuminate\Contracts\Validation\Rule;
6 
use TypeError;
7 
 
8 
class Enum implements Rule
9 
{
10 
    /**
11 
     * The type of the enum.
12 
     *
13 
     * @var string
14 
     */
15 
    protected $type;
16 
 
17 
    /**
18 
     * Create a new rule instance.
19 
     *
20 
     * @param  string  $type
21 
     * @return void
22 
     */
23 
    public function __construct($type)
24 
    {
25 
        $this->type = $type;
26 
    }
27 
 
28 
    /**
29 
     * Determine if the validation rule passes.
30 
     *
31 
     * @param  string  $attribute
32 
     * @param  mixed  $value
33 
     * @return bool
34 
     */
35 
    public function passes($attribute, $value)
36 
    {
37 
        if ($value instanceof $this->type) {
38 
            return true;
39 
        }
40 
 
41 
        if (is_null($value) || ! function_exists('enum_exists') || ! enum_exists($this->type) || ! method_exists($this->type, 'tryFrom')) {
42 
            return false;
43 
        }
44 
 
45 
        try {
46 
            return ! is_null($this->type::tryFrom($value));
47 
        } catch (TypeError $e) {
48 
            return false;
49 
        }
50 
    }
51 
 
52 
    /**
53 
     * Get the validation error message.
54 
     *
55 
     * @return array
56 
     */
57 
    public function message()
58 
    {
59 
        $message = trans('validation.enum');
60 
 
61 
        return $message === 'validation.enum'
62 
            ? ['The selected :attribute is invalid.']
63 
            : $message;
64 
    }
65 
}