vendor/illuminate/database/Query/JsonExpression.php


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51

<?php

namespace Illuminate\Database\Query;

use InvalidArgumentException;

class JsonExpression extends Expression
{
    /**
     * Create a new raw query expression.
     *
     * @param  mixed  $value
     * @return void
     */
    public function __construct($value)
    {
        parent::__construct(
            $this->getJsonBindingParameter($value)
        );
    }

    /**
     * Translate the given value into the appropriate JSON binding parameter.
     *
     * @param  mixed  $value
     * @return string
     *
     * @throws \InvalidArgumentException
     */
    protected function getJsonBindingParameter($value)
    {
        if ($value instanceof Expression) {
            return $value->getValue();
        }

        switch ($type = gettype($value)) {
            case 'boolean':
                return $value ? 'true' : 'false';
            case 'NULL':
            case 'integer':
            case 'double':
            case 'string':
                return '?';
            case 'object':
            case 'array':
                return '?';
        }

        throw new InvalidArgumentException("JSON value is of illegal type: {$type}");
    }
}