suda\application\response\provider\Content

Complexity

Total Complexity

11

Size/Duplication

Total Lines	43
Duplicated Lines	0 %

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	isTypeOf()	0	12	5
A	register()	0	3	1
A	send()	0	15	5

<?php
namespace suda\application\response\provider;

use SplFileInfo;
use ReflectionClass;
use JsonSerializable;
use suda\application\response\Response;
use suda\application\response\provider\type\FileContent;
use suda\application\response\provider\type\HtmlContent;
use suda\application\response\provider\type\JsonContent;
use suda\application\response\provider\type\NullContent;

/**
 * 响应类型处理器
 */
class Content
{
    protected static $types = [
        JsonContent::class => ['array', JsonSerializable::class],
        HtmlContent::class => ['boolean', 'integer','double', 'string'],
        NullContent::class => ['NULL'],
        FileContent::class => [SplFileInfo::class],
    ];

    public static function register(string $provider, array $types)
    {
        static::$types[$provider] = $types;
    }

    public static function send($response, $content)
    {
        foreach (static::$types as $provider => $types) {
            foreach ($types as $type) {
                if (static::isTypeOf($content, $type)) {
                    $provider::send($response, $content, $type);
                    return;
                }
            }
        }
        if (\method_exists($content, '__toString')) {
            HtmlContent::send($response, $content, 'string');
            return;
        }
        throw new \Exception(sprintf('can not encode %s class to response', get_class($content)));
    }

    public static function isTypeOf($data, $type) : bool
    {
        if (is_object($data) && !\in_array($type, ['boolean', 'integer','double', 'string','array','NULL'])) {
            $class = new ReflectionClass($data);
            $typeRef = new ReflectionClass($type);
            if ($typeRef->isInterface()) {
                return $class->implementsInterface($type);
            } else {
                return $class->isSubclassOf($type) || $class->isInstance($data);
            }
        } else {
            return \gettype($data) === $type;
        }
    }
}