258 lines
No EOL
9.4 KiB
PHP
258 lines
No EOL
9.4 KiB
PHP
<?php
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// MastodonAPI extension, https://codeberg.org/simonpipe/yellow-mastodonapi
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class YellowMastodonAPI {
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const VERSION = "0.3";
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public $yellow;
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// Initialisierung
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public function onLoad($yellow) {
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$this->yellow = $yellow;
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$this->yellow->system->setDefault("mastodonapiInstanceUrl", "https://example.social");
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$this->yellow->system->setDefault("mastodonapiAccountId", "");
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$this->yellow->system->setDefault("mastodonapiAccessToken", ""); // optional
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$this->yellow->system->setDefault("mastodonapiHashtag", "");
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$this->yellow->system->setDefault("mastodonapiAuthor", "YellowUser");
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$this->yellow->system->setDefault("mastodonapiTag", "Fediverse");
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$this->yellow->system->setDefault("mastodonapiFolder", "content/1-blog/");
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$this->yellow->system->setDefault("mastodonapiTriggerPath", "/mastodonapi-webhook-CHANGE_THIS_SECRET_KEY");
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$this->yellow->system->setDefault("mastodonapiLimit", "20"); // neu: Anzahl Posts
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}
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// Webhook-Request
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public function onRequest($scheme, $address, $base, $location, $fileName) {
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$triggerPath = $this->yellow->system->get("mastodonapiTriggerPath");
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if ($location == $triggerPath) {
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$postsCreated = $this->processMastodonFeed();
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if ($postsCreated !== false) {
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$this->sendResponse("Mastodon API feed processed. Created " . $postsCreated . " posts.", 200);
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} else {
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$this->sendResponse("Error processing Mastodon API feed. Check logs for details.", 500);
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}
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return 1;
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}
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return 0;
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}
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// CLI Command
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public function onCommand($command, $text) {
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if (!$this->yellow) return 500;
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switch ($command) {
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case "mastodonapi":
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if (!empty($text)) return 400;
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$postsCreated = $this->processMastodonFeed();
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return ($postsCreated !== false) ? 0 : 500;
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default:
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return 0;
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}
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}
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// API-Logik
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private function processMastodonFeed() {
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$instanceUrl = $this->yellow->system->get("mastodonapiInstanceUrl");
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$accountId = $this->yellow->system->get("mastodonapiAccountId");
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$accessToken = $this->yellow->system->get("mastodonapiAccessToken"); // optional
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$hashtag = ltrim($this->yellow->system->get("mastodonapiHashtag"), '#');
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$defaultAuthor = $this->yellow->system->get("mastodonapiAuthor");
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$defaultTag = $this->yellow->system->get("mastodonapiTag");
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$targetFolder = $this->yellow->system->get("mastodonapiFolder");
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$limit = intval($this->yellow->system->get("mastodonapiLimit"));
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if (empty($instanceUrl) || empty($accountId)) {
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error_log("ERROR: MastodonAPI: Missing configuration values.");
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return false;
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}
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$apiUrl = rtrim($instanceUrl, "/") . "/api/v1/accounts/" . $accountId . "/statuses?limit=" . $limit;
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$headers = [
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"User-Agent: YellowMastodonAPI"
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];
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if (!empty($accessToken)) {
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$headers[] = "Authorization: Bearer " . $accessToken;
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}
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$context = stream_context_create([
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'http' => [
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'method' => "GET",
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'header' => implode("\r\n", $headers) . "\r\n",
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'timeout' => 30
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],
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'ssl' => [
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'verify_peer' => true,
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'verify_peer_name' => true
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]
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]);
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$json = @file_get_contents($apiUrl, false, $context);
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// Debug-Ausgabe
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if (isset($http_response_header)) {
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error_log("MastodonAPI DEBUG: HTTP Response Headers:");
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foreach ($http_response_header as $header) {
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error_log(" " . $header);
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}
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}
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error_log("MastodonAPI DEBUG: Raw API Response: " . substr($json, 0, 500));
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if ($json === false) {
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error_log("ERROR: MastodonAPI: Could not fetch API data from $apiUrl");
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return false;
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}
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$posts = json_decode($json, true);
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if (!is_array($posts)) {
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error_log("ERROR: MastodonAPI: Invalid JSON returned by API.");
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return false;
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}
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$config = $this->getYellowConfig();
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$postsCreated = 0;
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foreach ($posts as $post) {
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// Lokaler Filter: keine Boosts, keine Antworten
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if (!empty($post['reblog']) || (!empty($post['reblogged']) && $post['reblogged'] === true)) {
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continue;
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}
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if (!is_null($post['in_reply_to_id'])) {
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continue;
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}
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$contentHtml = $post['content'];
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$createdAt = $post['created_at'];
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$tags = array_column($post['tags'], 'name');
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if (!empty($hashtag) && !in_array(strtolower($hashtag), array_map('strtolower', $tags))) {
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continue;
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}
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$title = $this->generateTitle($contentHtml);
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$titleSlug = $this->generateTitleSlug($title);
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$datePrefix = date('Y-m-d', strtotime($createdAt));
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$fileName = $datePrefix . '-' . $titleSlug . '.md';
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$fullPath = $config->get("coreServerDocument") . $targetFolder . $fileName;
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if (file_exists($fullPath)) continue;
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if (!is_dir(dirname($fullPath))) mkdir(dirname($fullPath), 0755, true);
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$authorName = $post['account']['display_name'] ?: $defaultAuthor;
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$authorUrl = $post['account']['url'] ?: "#";
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// Bilder + Alt-Text
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$imageFilenames = [];
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$imageAltTexts = [];
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foreach ($post['media_attachments'] as $media) {
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if ($media['type'] === 'image' && !empty($media['url'])) {
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$filename = $this->downloadAndSaveImage($media['url'], $config->get("coreServerDocument") . 'media/images/');
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if ($filename) {
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$imageFilenames[] = $filename;
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$imageAltTexts[] = $media['description'] ?? '';
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}
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}
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}
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$markdownContent = $this->generateMarkdown(
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$title,
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$titleSlug,
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$createdAt,
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$contentHtml,
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$authorName,
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$authorUrl,
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$defaultAuthor,
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$defaultTag,
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$imageFilenames,
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$imageAltTexts
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);
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file_put_contents($fullPath, $markdownContent);
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$postsCreated++;
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}
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return $postsCreated;
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}
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private function downloadAndSaveImage($imageUrl, $dirPath) {
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if (!is_dir($dirPath)) mkdir($dirPath, 0755, true);
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$fileName = basename(parse_url($imageUrl, PHP_URL_PATH));
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$fullPath = $dirPath . $fileName;
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if (file_exists($fullPath)) return $fileName;
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$img = @file_get_contents($imageUrl);
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if ($img === false) return false;
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file_put_contents($fullPath, $img);
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return $fileName;
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}
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private function generateTitle($content) {
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$text = strip_tags($content);
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$text = preg_replace('/https?:\/\/[^\s]+|#\w+/u', '', $text);
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$text = preg_replace('/[^\p{L}\p{N}\s-]/u', '', $text);
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$text = trim(preg_replace('/\s+/', ' ', $text));
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$words = explode(' ', $text);
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return trim(mb_substr(implode(' ', array_slice($words, 0, 7)), 0, 100, 'UTF-8')) ?: "Mastodon Post";
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}
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private function generateTitleSlug($title) {
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$slug = mb_strtolower($title, 'UTF-8');
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$slug = str_replace(['ä','ö','ü','Ä','Ö','Ü','ß',' '], ['ae','oe','ue','ae','oe','ue','ss','-'], $slug);
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return trim(preg_replace('/[^a-z0-9-]+/', '', $slug), '-');
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}
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private function generateMarkdown($title, $slug, $dateTime, $html, $origAuthor, $origUrl, $yellowAuthor, $yellowTag, $images = [], $alts = []) {
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$date = new DateTime($dateTime);
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$formattedDate = $date->format('Y-m-d');
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$formattedTime = $date->format('H:i:s');
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$content = strip_tags($html);
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$content = html_entity_decode($content, ENT_QUOTES | ENT_HTML5, 'UTF-8');
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$content = trim(preg_replace('/\s+/', ' ', $content));
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$imageMarkdown = '';
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foreach ($images as $i => $filename) {
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$alt = isset($alts[$i]) ? htmlspecialchars($alts[$i], ENT_QUOTES) : '';
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$imageMarkdown .= "\n<img src=\"/media/images/" . $filename . "\" alt=\"" . $alt . "\"/>\n";
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}
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$featuredImage = '';
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$featuredImageAlt = '';
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if (!empty($images)) {
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$featuredImage = "Image: " . $images[0] . "\n";
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if (isset($alts[0]) && !empty($alts[0])) {
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$featuredImageAlt = "ImageAlt: " . htmlspecialchars($alts[0], ENT_QUOTES) . "\n";
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}
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}
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$htmlSafeAuthorName = str_replace('@', '@', $origAuthor);
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return <<<MD
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---
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Title: $title
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TitleSlug: $slug
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Published: $formattedDate $formattedTime
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Author: $yellowAuthor
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Layout: blog
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Tag: $yellowTag
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$featuredImage$featuredImageAlt---
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$imageMarkdown
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> "$content"
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>
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> — <a target="_blank" href="$origUrl">$htmlSafeAuthorName</a>
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MD;
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}
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private function getYellowConfig() {
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return $this->yellow ? $this->yellow->system : null;
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}
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private function sendResponse($message, $statusCode = 200) {
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if (!headers_sent()) {
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header("HTTP/1.1 $statusCode");
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header("Content-Type: text/html");
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}
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echo "<h1>" . htmlspecialchars($message) . "</h1>";
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exit;
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}
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} |