Start adding SQLite database access

This commit is contained in:
Lewis Dale 2023-03-09 09:48:08 +00:00
parent df226b2897
commit adeb7a1b51
6 changed files with 176 additions and 0 deletions

9
src/Endpoint.php Normal file
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<?php declare(strict_types=1);
namespace Lewisdale\Webmentions;
use Lewisdale\Webmentions\Gateways\WebmentionGatewayInterface;
class Endpoint {
private readonly WebmentionGatewayInterface $gateway;
}

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<?php declare(strict_types=1);
namespace Lewisdale\Webmentions\Gateways;
use Exception;
use Lewisdale\Webmentions\Models\Webmention;
use PDO;
class SqliteGateway extends WebmentionGatewayInterface {
private readonly PDO $connection;
function __construct(string $name)
{
$this->connection = new PDO("sqlite:$name");
$this->up();
}
protected function up() : void
{
// Create Webmention table
$sql = <<<SQL
CREATE TABLE IF NOT EXISTS webmentions (
id INTEGER PRIMARY KEY,
target TEXT NOT NULL,
source TEXT NOT NULL,
content TEXT,
author TEXT
);
SQL;
$this->connection->exec($sql);
}
public function get(int $id): ?Webmention
{
$sql = "SELECT * FROM webmentions;";
$statement = $this->connection->query($sql);
if ($statement == false) {
return null;
}
$row = $statement->fetch(PDO::FETCH_ASSOC);
if ($row) {
return new Webmention(
$row["id"],
$row["target"],
$row["source"],
$row["content"],
$row["author"]
);
}
return null;
}
public function getByPost(string $post): array
{
return [];
}
public function save(Webmention $webmention): ?int
{
$sql = <<< SQL
INSERT INTO webmentions
(id, target, source, content, author)
VALUES
(:id, :target, :source, :content, :author);
SQL;
$statement = $this->connection->prepare($sql);
$success = $statement->execute((array) $webmention);
$statement->closeCursor();
return $success ? (int) $this->connection->lastInsertId() : null;
}
public function delete(Webmention $webmention): void
{
throw new Exception("Method " . SqliteGateway::class . "::delete not implemented");
}
}
?>

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<?php declare(strict_types=1);
namespace Lewisdale\Webmentions\Gateways;
use Lewisdale\Webmentions\Models\Webmention;
abstract class WebmentionGatewayInterface {
abstract protected function up() : void;
abstract public function getByPost(string $post) : array;
abstract public function save(Webmention $webmention) : ?int;
abstract public function delete(Webmention $webmention) : void;
abstract public function get(int $id) : ?Webmention;
}
?>

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src/Models/Webmention.php Normal file
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<?php declare(strict_types=1);
namespace Lewisdale\Webmentions\Models;
class Webmention {
function __construct(
public ?int $id,
public string $target, // The target post
public string $source,
public ?string $content,
public ?string $author, // TODO: Should be reference to another model
)
{}
public function __toString() {
return "Webmention (id: {$this->id}, target: {$this->target}, source: {$this->source}, content: {$this->content}, author: {$this->author})";
}
}
?>

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namespace Lewisdale\Webmentions;
use Lewisdale\Webmentions\Gateways\WebmentionGatewayInterface;
use Symfony\Component\DomCrawler\Crawler;
use Symfony\Component\HttpClient\HttpClient;
use Symfony\Contracts\HttpClient\HttpClientInterface;

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<?php
declare(strict_types=1);
error_reporting(E_ALL); ini_set('display_errors',1);
use Lewisdale\Webmentions\Gateways\SqliteGateway;
use Lewisdale\Webmentions\Models\Webmention;
use PHPUnit\Framework\TestCase;
class SqliteGatewayTest extends TestCase
{
public function testCanInsertAWebmention()
{
$gateway = new SqliteGateway(":memory:");
$webmention = new Webmention(
null,
"https://lewisdale.dev/post/a-post",
"https://a-source.url",
"No content",
"Some Author Name"
);
$webmention->id = $gateway->save($webmention);
$this->assertNotNull($webmention->id);
}
public function testCanRetrieveAWebmention()
{
$gateway = new SqliteGateway(":memory:");
$webmention = new Webmention(
null,
"https://lewisdale.dev/post/a-post",
"https://a-source.url",
"No content",
"Some Author Name"
);
$webmention->id = $gateway->save($webmention);
$retrieved = $gateway->get($webmention->id);
$this->assertEquals($webmention, $retrieved, ((string) $webmention). " " . ((string) $retrieved));
}
}