MessageData.php at master ⋅ kreait/firebase-php

<?php

declare(strict_types=1);

namespace Kreait\Firebase\Messaging;

use Kreait\Firebase\Exception\InvalidArgumentException;

final class MessageData implements \JsonSerializable
{
    /** @var array<string, string> */
    private $data = [];

    private function __construct()
    {
    }

    /**
     * @param array<string, string> $data
     */
    public static function fromArray(array $data): self
    {
        $messageData = new self();

        foreach ($data as $key => $value) {
            if (!self::isStringable($key) || !self::isStringable($value)) {
                throw new InvalidArgumentException('Message data must be a one-dimensional array of string(able) keys and values.');
            }

            $messageData->data[(string) $key] = (string) $value;
        }

        return $messageData;
    }

    /**
     * @return array<string, string>
     */
    public function jsonSerialize(): array
    {
        return $this->data;
    }

    /**
     * @param mixed $value
     */
    private static function isStringable($value): bool
    {
        return \is_null($value) || \is_scalar($value) || (\is_object($value) && \method_exists($value, '__toString'));
    }
}

Read our documentation on viewing source code .

1		<?php
2
3		declare(strict_types=1);
4
5		namespace Kreait\Firebase\Messaging;
6
7		use Kreait\Firebase\Exception\InvalidArgumentException;
8
9		final class MessageData implements \JsonSerializable
10		{
11		/** @var array<string, string> */
12		private $data = [];
13
14	12	private function __construct()
15		{
16		}
17
18		/**
19		* @param array<string, string> $data
20		*/
21	12	public static function fromArray(array $data): self
22		{
23	12	$messageData = new self();
24
25	12	foreach ($data as $key => $value) {
26	12	if (!self::isStringable($key) \|\| !self::isStringable($value)) {
27	9	throw new InvalidArgumentException('Message data must be a one-dimensional array of string(able) keys and values.');
28		}
29
30	12	$messageData->data[(string) $key] = (string) $value;
31		}
32
33	12	return $messageData;
34		}
35
36		/**
37		* @return array<string, string>
38		*/
39	12	public function jsonSerialize(): array
40		{
41	12	return $this->data;
42		}
43
44		/**
45		* @param mixed $value
46		*/
47	12	private static function isStringable($value): bool
48		{
49	12	return \is_null($value) \|\| \is_scalar($value) \|\| (\is_object($value) && \method_exists($value, '__toString'));
50		}
51		}

Navigation	Overlay
`t` Navigate files	`h` Toggle hits
`y` Change url to tip of branch	`m` Toggle misses
`b / v` Jump to prev/next hit line	`p` Toggle partial
`z / x` Jump to prev/next missed or partial line	`1..9` Toggle flags
`shift + o` Open current page in GitHub	`a` Toggle all on
`/ or ?` Show keyboard shortcuts dialog	`c` Toggle context lines or commits