fixup! fixup! fixup! Pritup pres PHP a docker

app/public/index.php

@@ -2,143 +2,22 @@
 
 declare(strict_types=1);
 
-const MANIFEST_PATH = 'manifest.yaml';
-const TEMPLATES_DIRECTORY = __DIR__ . '/../templates';
-const FETCH_TIMEOUT_SECONDS = 5;
+require __DIR__ . '/../src/functions.php';
 
-function sendPlainTextError(int $statusCode, string $message): never
-{
-    http_response_code($statusCode);
-    header('Content-Type: text/plain; charset=utf-8');
-    echo $message . "\n";
-    exit;
-}
+define('PUBLIC_BASE_URL', resolvePublicBaseUrl());
 
-function fetchRaw(string $relativePath): string|false
-{
-    $url = REPO_RAW_BASE_URL . ltrim($relativePath, '/');
-
-    $curl = curl_init($url);
-    curl_setopt_array($curl, [
-        CURLOPT_RETURNTRANSFER => true,
-        CURLOPT_FAILONERROR => true,
-        CURLOPT_FOLLOWLOCATION => true,
-        CURLOPT_MAXREDIRS => 3,
-        CURLOPT_TIMEOUT => FETCH_TIMEOUT_SECONDS,
-    ]);
-
-    $content = curl_exec($curl);
-
-    return is_string($content) ? $content : false;
-}
-
-function escapeForDoubleQuotedShellString(string $value): string
-{
-    return str_replace(['\\', '"', '$', '`'], ['\\\\', '\\"', '\\$', '\\`'], $value);
-}
-
-function resolveHomePath(string $path): string
-{
-    if ($path === '~' || str_starts_with($path, '~/')) {
-        return '$HOME' . escapeForDoubleQuotedShellString(substr($path, 1));
-    }
-
-    return escapeForDoubleQuotedShellString($path);
-}
-
-function renderScriptTemplate(string $templateName, array $placeholders): string|false
-{
-    $path = TEMPLATES_DIRECTORY . '/' . $templateName . '.sh.tpl';
-
-    if (!is_file($path)) {
-        return false;
-    }
-
-    $script = file_get_contents($path);
-
-    foreach ($placeholders as $key => $value) {
-        $script = str_replace('{{' . $key . '}}', $value, $script);
-    }
-
-    return $script;
-}
-
-$repoRawBaseUrl = getenv('REPO_RAW_BASE_URL');
-
-if ($repoRawBaseUrl === false || $repoRawBaseUrl === '') {
-    sendPlainTextError(500, 'REPO_RAW_BASE_URL is not configured');
-}
-
-define('REPO_RAW_BASE_URL', $repoRawBaseUrl);
-
-$publicBaseUrl = getenv('PUBLIC_BASE_URL');
-
-if ($publicBaseUrl === false || $publicBaseUrl === '') {
-    sendPlainTextError(500, 'PUBLIC_BASE_URL is not configured');
-}
-
-define('PUBLIC_BASE_URL', $publicBaseUrl);
-
-$requestPath = parse_url($_SERVER['REQUEST_URI'] ?? '/', PHP_URL_PATH) ?? '/';
-$name = trim(rawurldecode($requestPath), '/');
+$name = resolveRequestedName();
 
 if ($name === '') {
-    sendPlainTextError(400, 'Missing name of the installable item');
+    handleIndexRequest();
 }
 
-$isRawRequest = str_starts_with($name, 'raw/');
-
-if ($isRawRequest) {
-    $name = substr($name, strlen('raw/'));
+if ($name === 'list') {
+    handleListRequest();
 }
 
-$repoHost = parse_url(REPO_RAW_BASE_URL, PHP_URL_HOST);
-
-$manifestYaml = fetchRaw(MANIFEST_PATH);
-
-if ($manifestYaml === false) {
-    sendPlainTextError(502, "Failed to fetch the manifest from $repoHost");
+if (str_starts_with($name, 'raw/')) {
+    handleRawRequest(substr($name, strlen('raw/')));
 }
 
-$manifest = yaml_parse($manifestYaml);
-
-if ($manifest === false) {
-    sendPlainTextError(502, "Failed to parse the manifest from $repoHost");
-}
-
-$entry = $manifest[$name] ?? null;
-
-if ($entry === null) {
-    sendPlainTextError(404, "Unknown item '$name'");
-}
-
-if (!is_string($entry['source'] ?? null) || !is_string($entry['target'] ?? null) || !is_string($entry['template'] ?? null)) {
-    sendPlainTextError(500, "Malformed manifest entry for item '$name'");
-}
-
-if ($isRawRequest) {
-    $content = fetchRaw($entry['source']);
-
-    if ($content === false) {
-        sendPlainTextError(502, "Failed to fetch the file from $repoHost");
-    }
-
-    header('Content-Type: application/octet-stream');
-    echo $content;
-    exit;
-}
-
-$variables = [
-    'SOURCE_URL' => rtrim(PUBLIC_BASE_URL, '/') . '/raw/' . rawurlencode($name),
-    'TARGET_PATH' => resolveHomePath($entry['target']),
-    'POST_INSTALL' => $entry['post_install'] ?? '',
-];
-
-$script = renderScriptTemplate($entry['template'], $variables);
-
-if ($script === false) {
-    sendPlainTextError(500, 'Template for this item is missing');
-}
-
-header('Content-Type: text/x-shellscript; charset=utf-8');
-echo $script;
+handleInstallRequest($name);