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<?php
declare(strict_types = 1);
namespace Embed\Tests;
use Brick\VarExporter\VarExporter;
use DateTime;
use Embed\Embed;
use Embed\Extractor;
use Embed\ExtractorFactory;
use Embed\Http\Crawler;
use JsonSerializable;
use PHPUnit\Framework\TestCase;
use Psr\Http\Message\UriInterface;
abstract class PagesTestCase extends TestCase
{
const CACHE = 0;
const FIXTURES = 0;
private const DETECTORS = [
'authorName',
'authorUrl',
'cms',
'code',
'description',
'favicon',
'feeds',
'icon',
'image',
'keywords',
'language',
'languages',
'license',
'providerName',
'providerUrl',
'publishedTime',
'redirect',
'title',
'url',
];
private static Embed $embed;
private static function getEmbed(): Embed
{
if (isset(self::$embed)) {
return self::$embed;
}
$dispatcher = new FileClient(__DIR__.'/cache');
$dispatcher->setMode(static::CACHE);
return self::$embed = new Embed(new Crawler($dispatcher), self::getExtractorFactory());
}
protected function assertEmbed(string $url)
{
$embed = self::getEmbed();
$extractor = $embed->get($url);
$uri = $extractor->getRequest()->getUri();
$data = self::getData($extractor);
$expected = self::readData($uri);
if (!$expected || static::FIXTURES === 1) {
self::writeData($uri, $data);
echo PHP_EOL."Save fixture: {$url}";
$this->markTestSkipped('Skipped assertion for '.$url);
} else {
$this->assertEquals($expected, $data, $url);
}
}
private static function writeData(UriInterface $uri, array $data): void
{
$filename = __DIR__.'/fixtures/'.FileClient::getFileName($uri);
file_put_contents(
$filename,
sprintf("<?php\ndeclare(strict_types = 1);\n\nreturn %s;\n", VarExporter::export($data))
);
}
private static function readData(UriInterface $uri): ?array
{
$filename = __DIR__.'/fixtures/'.FileClient::getFileName($uri);
if (is_file($filename)) {
return require $filename;
}
return null;
}
private static function getData(Extractor $extractor): array
{
$data = [];
foreach (self::DETECTORS as $name) {
$data[$name] = self::convert($extractor->$name);
}
$data['linkedData'] = $extractor->getLinkedData()->all();
$data['oEmbed'] = $extractor->getOEmbed()->all();
if (method_exists($extractor, 'getApi')) {
$data['api'] = $extractor->getApi()->all();
}
$data['allLinkedData'] = $extractor->getLinkedData()->getAll();
return $data;
}
private static function convert($value)
{
if (!$value) {
return $value;
}
if ($value instanceof JsonSerializable) {
return $value->jsonSerialize();
}
if ($value instanceof UriInterface) {
return (string) $value;
}
if ($value instanceof DateTime) {
return $value->format('Y-m-d H:i:s');
}
if (is_array($value)) {
return array_map(__METHOD__, $value);
}
return $value;
}
private static function getExtractorFactory()
{
$settings = [
'instagram:token' => $_ENV['INSTAGRAM_TOKEN'] ?? null,
'facebook:token' => $_ENV['FACEBOOK_TOKEN'] ?? null,
];
return new ExtractorFactory($settings);
}
}
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