Add Atom feed support
Add feed URL to base template Refactor list item building into separate function Improve date extraction logic Add feed XML generation handler Update template variables handling
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Ruben
parent
b03511f99b
commit
1cbfb67a4c
4 changed files with 166 additions and 60 deletions
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@ -14,6 +14,9 @@
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<?php if (!empty($pageCssUrl)): ?>
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<link rel="stylesheet" href="<?= htmlspecialchars($pageCssUrl) ?>?v=<?= htmlspecialchars($pageCssHash ?? '') ?>">
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<?php endif; ?>
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<?php if (!empty($feedUrl)): ?>
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<link rel="alternate" type="application/atom+xml" title="<?= htmlspecialchars($pageTitle ?? 'Feed') ?>" href="<?= htmlspecialchars($feedUrl) ?>">
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<?php endif; ?>
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</head>
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<body>
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<header>
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@ -32,11 +32,73 @@ function extractTitle(string $filePath): ?string {
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return null;
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}
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function extractDateFromFolder(string $folderName): ?string {
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// Build sorted list items for a directory
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function buildListItems(string $dir, Context $ctx, ?array $parentMetadata): array {
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$subdirs = getSubdirectories($dir);
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$items = array_filter(array_map(function($item) use ($dir, $ctx) {
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$itemPath = "$dir/$item";
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$metadata = loadMetadata($itemPath);
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$coverImage = findCoverImage($itemPath);
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$pdfFile = findPdfFile($itemPath);
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$title = $metadata['title'] ?? extractTitle($itemPath) ?? $item;
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$rawDate = null;
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$date = null;
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if (isset($metadata['date'])) {
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$rawDate = $metadata['date'];
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$date = Hooks::apply(Hook::PROCESS_CONTENT, $rawDate, 'date_format');
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} else {
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$rawDate = extractRawDateFromFolder($item);
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if ($rawDate) {
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$date = Hooks::apply(Hook::PROCESS_CONTENT, $rawDate, 'date_format');
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} else {
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$rawDate = date("Y-m-d", filemtime($itemPath));
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$date = Hooks::apply(Hook::PROCESS_CONTENT, $rawDate, 'date_format');
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}
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}
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$urlSlug = ($metadata && isset($metadata['slug'])) ? $metadata['slug'] : $item;
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$langPrefix = $ctx->get('langPrefix', '');
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$baseUrl = $langPrefix . '/' . trim($ctx->requestPath, '/') . '/' . urlencode($urlSlug);
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$assetUrl = $langPrefix . '/' . trim($ctx->requestPath, '/') . '/' . urlencode($item);
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return [
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'title' => $title,
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'url' => $baseUrl . '/',
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'date' => $date,
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'rawDate' => $rawDate,
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'summary' => $metadata['summary'] ?? null,
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'cover' => $coverImage ? "$assetUrl/$coverImage" : null,
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'pdf' => $pdfFile ? "$assetUrl/$pdfFile" : null,
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'redirect' => $metadata['redirect'] ?? null,
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'dirPath' => $itemPath
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];
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}, $subdirs));
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$sortOrder = strtolower($parentMetadata['order'] ?? 'descending');
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if ($sortOrder === 'ascending') {
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usort($items, fn($a, $b) => strcmp($a['date'] ?? '', $b['date'] ?? ''));
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} else {
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usort($items, fn($a, $b) => strcmp($b['date'] ?? '', $a['date'] ?? ''));
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}
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return $items;
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}
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function extractRawDateFromFolder(string $folderName): ?string {
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if (preg_match('/^(\d{4})-(\d{2})-(\d{2})-/', $folderName, $matches)) {
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$dateString = $matches[1] . '-' . $matches[2] . '-' . $matches[3];
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// Let plugins format the date
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return Hooks::apply(Hook::PROCESS_CONTENT, $dateString, 'date_format');
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return $matches[1] . '-' . $matches[2] . '-' . $matches[3];
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}
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return null;
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}
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function extractDateFromFolder(string $folderName): ?string {
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$raw = extractRawDateFromFolder($folderName);
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if ($raw) {
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return Hooks::apply(Hook::PROCESS_CONTENT, $raw, 'date_format');
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}
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return null;
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}
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@ -48,13 +48,16 @@ function renderTemplate(Context $ctx, string $content, int $statusCode = 200): v
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$navigation = $ctx->navigation;
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$homeLabel = $ctx->homeLabel;
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$pageTitle = null;
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$templateVars = Hooks::apply(Hook::TEMPLATE_VARS, [
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'content' => $content,
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'navigation' => $navigation,
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'homeLabel' => $homeLabel,
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'pageTitle' => $pageTitle
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'pageTitle' => $ctx->get('pageTitle'),
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'metaDescription' => $ctx->get('metaDescription'),
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'pageCssUrl' => $ctx->get('pageCssUrl'),
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'pageCssHash' => $ctx->get('pageCssHash'),
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'feedUrl' => $ctx->get('feedUrl')
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], $ctx);
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extract($templateVars);
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146
app/router.php
146
app/router.php
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@ -52,6 +52,82 @@ if (file_exists($contentAssetPath) && is_file($contentAssetPath)) {
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}
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}
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// Handle Atom feed requests
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if (str_ends_with($ctx->requestPath, 'feed.xml')) {
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$feedPath = preg_replace('#/?feed\.xml$#', '', $ctx->requestPath);
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// Temporarily set requestPath to the parent directory for resolution
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$reflection = new ReflectionProperty($ctx, 'requestPath');
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$originalPath = $ctx->requestPath;
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$reflection->setValue($ctx, $feedPath);
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$parsedFeed = parseRequestPath($ctx);
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if ($parsedFeed['type'] !== 'list') {
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$reflection->setValue($ctx, $originalPath);
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} else {
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$dir = $parsedFeed['path'];
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$metadata = loadMetadata($dir);
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if (!isset($metadata['feed']) || !$metadata['feed']) {
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$reflection->setValue($ctx, $originalPath);
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} else {
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$items = buildListItems($dir, $ctx, $metadata);
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// Render full content for each item
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foreach ($items as &$item) {
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$item['content'] = '';
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$contentFiles = findAllContentFiles($item['dirPath']);
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foreach ($contentFiles as $file) {
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$item['content'] .= renderContentFile($file, $ctx);
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}
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}
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unset($item);
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// Build Atom XML
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$scheme = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off') ? 'https' : 'http';
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$host = $_SERVER['HTTP_HOST'] ?? 'localhost';
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$baseUrl = "$scheme://$host";
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$langPrefix = $ctx->get('langPrefix', '');
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$listUrl = $baseUrl . $langPrefix . '/' . trim($feedPath, '/') . '/';
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$feedUrl = $baseUrl . $langPrefix . '/' . trim($feedPath, '/') . '/feed.xml';
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$feedTitle = $metadata['title'] ?? 'Feed';
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$updated = !empty($items) ? ($items[0]['rawDate'] ?? date('Y-m-d')) : date('Y-m-d');
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header('Content-Type: application/atom+xml; charset=utf-8');
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echo '<?xml version="1.0" encoding="utf-8"?>' . "\n";
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echo '<feed xmlns="http://www.w3.org/2005/Atom">' . "\n";
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echo ' <title>' . htmlspecialchars($feedTitle) . '</title>' . "\n";
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echo ' <link href="' . htmlspecialchars($listUrl) . '" rel="alternate"/>' . "\n";
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echo ' <link href="' . htmlspecialchars($feedUrl) . '" rel="self"/>' . "\n";
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echo ' <id>' . htmlspecialchars($listUrl) . '</id>' . "\n";
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echo ' <updated>' . $updated . 'T00:00:00Z</updated>' . "\n";
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foreach ($items as $item) {
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$absoluteUrl = $baseUrl . $item['url'];
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$itemDate = ($item['rawDate'] ?? date('Y-m-d')) . 'T00:00:00Z';
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echo ' <entry>' . "\n";
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echo ' <title>' . htmlspecialchars($item['title']) . '</title>' . "\n";
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echo ' <link href="' . htmlspecialchars($absoluteUrl) . '" rel="alternate"/>' . "\n";
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echo ' <id>' . htmlspecialchars($absoluteUrl) . '</id>' . "\n";
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echo ' <updated>' . $itemDate . '</updated>' . "\n";
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if ($item['summary']) {
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echo ' <summary>' . htmlspecialchars($item['summary']) . '</summary>' . "\n";
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}
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if ($item['content']) {
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$safeContent = str_replace(']]>', ']]]]><![CDATA[>', $item['content']);
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echo ' <content type="html"><![CDATA[' . $safeContent . ']]></content>' . "\n";
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}
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echo ' </entry>' . "\n";
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}
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echo '</feed>' . "\n";
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exit;
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}
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}
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}
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// Handle frontpage
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if (empty($ctx->requestPath)) {
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$contentFiles = findAllContentFiles($ctx->contentDir);
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@ -121,59 +197,7 @@ switch ($parsedPath['type']) {
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}
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// Build list items
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$subdirs = getSubdirectories($dir);
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$items = array_filter(array_map(function($item) use ($dir, $ctx) {
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$itemPath = "$dir/$item";
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$metadata = loadMetadata($itemPath);
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$coverImage = findCoverImage($itemPath);
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$pdfFile = findPdfFile($itemPath);
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$title = $metadata['title'] ?? extractTitle($itemPath) ?? $item;
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$date = null;
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if (isset($metadata['date'])) {
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$date = $metadata['date'];
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// Let plugins format date
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$date = Hooks::apply(Hook::PROCESS_CONTENT, $date, 'date_format');
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} else {
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$extractedDate = extractDateFromFolder($item);
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if ($extractedDate) {
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$date = $extractedDate;
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} else {
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// Convert timestamp to ISO format and let plugins format it
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$isoDate = date("Y-m-d", filemtime($itemPath));
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$date = Hooks::apply(Hook::PROCESS_CONTENT, $isoDate, 'date_format');
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}
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}
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// Use slug if available
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$urlSlug = ($metadata && isset($metadata['slug'])) ? $metadata['slug'] : $item;
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$langPrefix = $ctx->get('langPrefix', '');
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$baseUrl = $langPrefix . '/' . trim($ctx->requestPath, '/') . '/' . urlencode($urlSlug);
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// Assets (cover, PDF) must use actual folder name, not translated slug
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$assetUrl = $langPrefix . '/' . trim($ctx->requestPath, '/') . '/' . urlencode($item);
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return [
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'title' => $title,
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'url' => $baseUrl . '/',
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'date' => $date,
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'summary' => $metadata['summary'] ?? null,
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'cover' => $coverImage ? "$assetUrl/$coverImage" : null,
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'pdf' => $pdfFile ? "$assetUrl/$pdfFile" : null,
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'redirect' => $metadata['redirect'] ?? null
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];
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}, $subdirs));
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// Sort by date - check metadata for order preference
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$sortOrder = strtolower($metadata['order'] ?? 'descending');
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if ($sortOrder === 'ascending') {
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usort($items, fn($a, $b) => strcmp($a['date'] ?? '', $b['date'] ?? ''));
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} else {
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// Default: descending (newest first)
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usort($items, fn($a, $b) => strcmp($b['date'] ?? '', $a['date'] ?? ''));
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}
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$items = buildListItems($dir, $ctx, $metadata);
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// Prepare all variables for base template
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$navigation = $ctx->navigation;
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@ -186,6 +210,19 @@ switch ($parsedPath['type']) {
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$pageCssUrl = $pageCss['url'] ?? null;
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$pageCssHash = $pageCss['hash'] ?? null;
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// Build feed URL if feed is enabled
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$langPrefix = $ctx->get('langPrefix', '');
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$feedUrl = (isset($metadata['feed']) && $metadata['feed'])
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? $langPrefix . '/' . trim($ctx->requestPath, '/') . '/feed.xml'
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: null;
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// Store for base template (renderTemplate reads these from context)
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$ctx->set('pageTitle', $pageTitle);
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$ctx->set('metaDescription', $metaDescription);
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$ctx->set('pageCssUrl', $pageCssUrl);
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$ctx->set('pageCssHash', $pageCssHash);
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$ctx->set('feedUrl', $feedUrl);
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// Let plugins add template variables
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$templateVars = Hooks::apply(Hook::TEMPLATE_VARS, [
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'navigation' => $navigation,
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@ -195,7 +232,8 @@ switch ($parsedPath['type']) {
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'pageCssUrl' => $pageCssUrl,
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'pageCssHash' => $pageCssHash,
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'items' => $items,
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'pageContent' => $pageContent
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'pageContent' => $pageContent,
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'feedUrl' => $feedUrl
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], $ctx);
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extract($templateVars);
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