327 lines
13 KiB
PHP
327 lines
13 KiB
PHP
<?php
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/**
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* send_push.php
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* Helper function to send "Show enabled" web-push notifications from the webserver.
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*
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* Function: try_send_show_notification(string $articleRefOrJob, string $jobdir, string $mvlog_root = null, string $logfile = null): bool
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*
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* Returns true on successful send and cache update, false otherwise.
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*/
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function mvlog_load_push_config(string $mvlog_root): ?array
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{
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$candidates = [
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'/etc/mvlog/push.php',
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'/etc/mvlog/push.json',
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$mvlog_root . '/push.json',
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(getenv('HOME') !== false ? getenv('HOME') . '/.config/mvlog/push.json' : null),
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];
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foreach ($candidates as $candidate) {
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if (!$candidate || !is_file($candidate) || !is_readable($candidate)) continue;
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$cfg = null;
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if (str_ends_with($candidate, '.php')) {
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$loaded = @require $candidate;
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if (is_array($loaded)) $cfg = $loaded;
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} else {
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$decoded = json_decode((string)@file_get_contents($candidate), true);
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if (is_array($decoded)) $cfg = $decoded;
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}
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if (!is_array($cfg)) continue;
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$public = (string)($cfg['public_key'] ?? $cfg['vapidPublicKey'] ?? '');
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$private = (string)($cfg['private_key'] ?? $cfg['vapidPrivateKey'] ?? '');
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$subject = (string)($cfg['subject'] ?? $cfg['vapidSubject'] ?? '');
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if ($public !== '' && $private !== '') {
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return [
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'subject' => $subject,
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'public_key' => $public,
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'private_key' => $private,
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'_source' => $candidate,
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];
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}
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}
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return null;
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}
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function mvlog_write_temp_push_json(array $cfg): ?string
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{
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$tmp = tempnam(sys_get_temp_dir(), 'mvlog-push-');
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if ($tmp === false) return null;
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$payload = json_encode([
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'subject' => (string)($cfg['subject'] ?? ''),
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'public_key' => (string)($cfg['public_key'] ?? ''),
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'private_key' => (string)($cfg['private_key'] ?? ''),
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], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
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if (!is_string($payload) || @file_put_contents($tmp, $payload, LOCK_EX) === false) {
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@unlink($tmp);
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return null;
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}
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@chmod($tmp, 0600);
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return $tmp;
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}
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function mvlog_nice_title(string $s): string
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{
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return trim(ucwords(str_replace(['_', '-'], ' ', $s)));
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}
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function mvlog_article_id_is_valid(string $id): bool
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{
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return (bool)preg_match('/^[0-9]{14}[a-f0-9]{16}$/', $id);
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}
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function mvlog_read_article_id(string $jobdir): string
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{
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$path = rtrim($jobdir, '/') . '/.mvlog-id';
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if (!is_file($path)) return '';
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$value = strtolower(trim((string)@file_get_contents($path)));
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return mvlog_article_id_is_valid($value) ? $value : '';
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}
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function mvlog_read_job_data_fields(string $jobdir): array
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{
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$data = ['title' => '', 'teaser' => '', 'description' => ''];
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$file = rtrim($jobdir, '/') . '/data.txt';
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if (!is_file($file) || !is_readable($file)) return $data;
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$lines = @file($file, FILE_IGNORE_NEW_LINES);
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if (!is_array($lines)) return $data;
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$current = '';
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foreach ($lines as $line) {
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$trim = trim((string)$line);
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if ($trim === '') {
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if ($current === 'description') $data['description'] .= "\n";
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continue;
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}
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if (preg_match('/^([A-Za-z_ -]+):\s*(.*)$/', $trim, $m)) {
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$key = strtolower(trim((string)$m[1]));
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$value = trim((string)$m[2]);
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if ($key === 'title') { $data['title'] = $value; $current = 'title'; }
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elseif (in_array($key, ['teaser', 'tagline', 'subtitle'], true)) { $data['teaser'] = $value; $current = 'teaser'; }
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elseif (in_array($key, ['description', 'desc', 'text'], true)) { $data['description'] = $value; $current = 'description'; }
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else { $current = ''; }
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} elseif ($current === 'description') {
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$data['description'] .= ($data['description'] !== '' ? "\n" : '') . $trim;
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}
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}
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foreach ($data as $k => $v) $data[$k] = trim((string)$v);
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return $data;
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}
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function mvlog_random_newsletter_title(string $mvlog_root, string $logfile): string
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{
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$titles_file = rtrim($mvlog_root, '/') . '/header_titles.php';
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$titles = is_file($titles_file) && is_readable($titles_file) ? @require $titles_file : [];
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if (!is_array($titles)) $titles = [];
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$clean = [];
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foreach ($titles as $title) {
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$title = trim((string)$title);
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if ($title !== '') $clean[] = $title;
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}
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if (!$clean) {
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error_log("[mvlog] header_titles.php missing/empty, using default newsletter title\n", 3, $logfile);
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return 'Mistakes, Views & Luck';
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}
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return $clean[array_rand($clean)];
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}
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function mvlog_try_create_journal_campaign(string $articleId, string $articleTitle, string $articleUrl, string $articleExcerpt, string $newsletterTitle, string $mvlog_root, string $logfile): void
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{
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$helper = $mvlog_root . '/lib/listmonk.php';
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if (!is_file($helper) || !is_readable($helper)) {
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error_log("[mvlog] listmonk helper missing at $helper, skipping journal campaign\n", 3, $logfile);
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return;
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}
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try {
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include_once $helper;
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if (!function_exists('listmonkCreateCampaign')) {
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error_log("[mvlog] listmonkCreateCampaign missing in $helper, skipping journal campaign\n", 3, $logfile);
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return;
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}
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listmonkCreateCampaign($articleId, $articleUrl, $articleTitle, $articleExcerpt, $newsletterTitle);
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error_log("[mvlog] journal campaign created for $articleUrl\n", 3, $logfile);
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} catch (Throwable $e) {
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error_log("[mvlog] journal campaign failed for $articleUrl: " . $e->getMessage() . "\n", 3, $logfile);
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}
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}
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function try_send_show_notification($articleRefOrJob, $jobdir, $mvlog_root = null, $logfile = null)
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{
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if ($mvlog_root === null) $mvlog_root = dirname(__DIR__);
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if ($logfile === null) $logfile = '/var/log/mvlog_notify.log';
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$subs_file = $mvlog_root . '/cache/push_subscriptions.json';
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$cache_file = $mvlog_root . '/cache/push_notifications.json';
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$job = basename((string)$jobdir);
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$articleRef = strtolower(trim((string)$articleRefOrJob));
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$articleId = mvlog_article_id_is_valid($articleRef) ? $articleRef : mvlog_read_article_id((string)$jobdir);
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if ($articleId === '') {
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error_log("[mvlog] article id missing, skipping announcement for $job\n", 3, $logfile);
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return false;
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}
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$identity = $articleId;
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// Don't announce hidden jobs.
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if (is_file($jobdir . '/.mvlog-hidden')) {
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error_log("[mvlog] job $job hidden, skipping announcement\n", 3, $logfile);
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return false;
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}
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// Read cache and check if already announced.
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$cache = [];
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if (is_file($cache_file)) {
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$cache = json_decode((string)@file_get_contents($cache_file), true) ?: [];
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}
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$shown = isset($cache['shown']) && is_array($cache['shown']) ? $cache['shown'] : [];
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// Transition support: honor both new (ID) and legacy (job name) keys.
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if (isset($shown[$identity]) || ($identity !== $job && isset($shown[$job]))) {
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error_log("[mvlog] announcement already sent for $identity (job=$job), skipping\n", 3, $logfile);
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return false;
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}
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// Determine article title (used in push text and journal campaign).
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$articleTitle = mvlog_nice_title((string)$job);
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if (preg_match('/^\d{8}[_-](.+)$/', (string)$job, $m)) {
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$articleTitle = mvlog_nice_title((string)$m[1]);
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}
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$state_file = $jobdir . '/.movmaker-state.json';
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if (is_file($state_file)) {
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$state = json_decode((string)@file_get_contents($state_file), true) ?: [];
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if (!empty($state['output']) && is_string($state['output'])) {
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$out = pathinfo($state['output'], PATHINFO_FILENAME);
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if ($out) {
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if (preg_match('/^\d{8}[_-](.+)$/', (string)$out, $m)) {
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$articleTitle = mvlog_nice_title((string)$m[1]);
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} else {
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$articleTitle = mvlog_nice_title((string)$out);
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}
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}
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}
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}
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if ($articleTitle === '') $articleTitle = mvlog_nice_title((string)$job);
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$jobData = mvlog_read_job_data_fields((string)$jobdir);
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$journalTitle = (string)($jobData['title'] !== '' ? $jobData['title'] : $articleTitle);
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$newsletterTitle = mvlog_random_newsletter_title($mvlog_root, $logfile);
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$articleExcerpt = (string)($jobData['teaser'] !== '' ? $jobData['teaser'] : $jobData['description']);
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if (function_exists('mb_strlen') && function_exists('mb_substr')) {
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if (mb_strlen($articleExcerpt) > 500) $articleExcerpt = rtrim(mb_substr($articleExcerpt, 0, 497)) . '…';
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} elseif (strlen($articleExcerpt) > 500) {
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$articleExcerpt = rtrim(substr($articleExcerpt, 0, 497)) . '...';
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}
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$articleUrl = is_file($jobdir . '/.mvlog-permalink') ? './?id=' . rawurlencode($articleId) : './';
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$journalUrl = 'https://bubulescu.org/' . (is_file($jobdir . '/.mvlog-permalink') ? '?id=' . rawurlencode($articleId) : '');
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// Attempt web-push, but never let push failure prevent the journal/Listmonk campaign.
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$pushOk = false;
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$pushStatus = 'skipped';
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$cfgSource = 'none';
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$subs_raw = is_file($subs_file) ? @file_get_contents($subs_file) : false;
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$subs = is_string($subs_raw) && trim($subs_raw) !== '' ? json_decode($subs_raw, true) : null;
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if (!is_array($subs) || count($subs) === 0) {
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error_log("[mvlog] subscriptions missing/empty/invalid, skipping web-push for $identity\n", 3, $logfile);
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} else {
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$cfg = mvlog_load_push_config($mvlog_root);
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if (!$cfg) {
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error_log("[mvlog] push config not found/invalid, skipping web-push for $identity\n", 3, $logfile);
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} else {
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$cfgSource = (string)($cfg['_source'] ?? 'unknown');
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$tmp_push_config = mvlog_write_temp_push_json($cfg);
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if (!$tmp_push_config) {
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error_log("[mvlog] failed to create temp push config for $identity\n", 3, $logfile);
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} else {
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$payload = json_encode([
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'title' => $articleTitle,
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'body' => 'New unreliable article @ MVLog!',
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'url' => $articleUrl,
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'tag' => "mvlog-show-{$identity}",
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], JSON_UNESCAPED_UNICODE);
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$send_script = escapeshellarg($mvlog_root . '/send_push.js');
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$push_config_esc = escapeshellarg($tmp_push_config);
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$payload_esc = escapeshellarg((string)$payload);
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$cmd = "node $send_script $push_config_esc $payload_esc";
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$descriptorspec = [
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0 => ['pipe', 'r'],
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1 => ['pipe', 'w'],
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2 => ['pipe', 'w'],
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];
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$proc = proc_open($cmd, $descriptorspec, $pipes);
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if (!is_resource($proc)) {
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error_log("[mvlog] failed to start node send_push process for $identity\n", 3, $logfile);
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$pushStatus = 'failed-start';
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} else {
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fwrite($pipes[0], (string)$subs_raw);
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fclose($pipes[0]);
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$stdout = stream_get_contents($pipes[1]); fclose($pipes[1]);
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$stderr = stream_get_contents($pipes[2]); fclose($pipes[2]);
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$rc = proc_close($proc);
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if ($rc === 0) {
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$pushOk = true;
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$pushStatus = 'sent';
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} else {
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$pushStatus = 'failed';
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error_log("[mvlog] send_push failed for $identity rc=$rc stdout=" . trim((string)$stdout) . " stderr=" . trim((string)$stderr) . "\n", 3, $logfile);
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}
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}
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@unlink($tmp_push_config);
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}
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}
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}
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// Always attempt the journal/Listmonk campaign for the same eligible trigger.
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mvlog_try_create_journal_campaign($articleId, $journalTitle, $journalUrl, $articleExcerpt, $newsletterTitle, $mvlog_root, $logfile);
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// Record the announcement so the same article is not announced repeatedly.
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if (!is_array($cache)) $cache = [];
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unset($cache['sent']);
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if (!isset($cache['shown']) || !is_array($cache['shown'])) $cache['shown'] = [];
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$cache['shown'][$identity] = [
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'sent_at' => date(DATE_ATOM),
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'job' => $job,
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'article_id' => $articleId,
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'title' => $journalTitle,
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'newsletter_title' => $newsletterTitle,
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'push' => ($pushOk ? 'successful' : 'failed'),
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];
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$tmp = $cache_file . '.tmp.' . bin2hex(random_bytes(6));
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$json = json_encode($cache, JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT) . "\n";
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if (@file_put_contents($tmp, $json, LOCK_EX) === false) {
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error_log("[mvlog] failed to write cache temp file for $identity\n", 3, $logfile);
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return false;
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}
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@chmod($tmp, 0664);
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if (!@rename($tmp, $cache_file)) {
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@unlink($tmp);
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error_log("[mvlog] failed to atomically write cache file for $identity\n", 3, $logfile);
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return false;
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}
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error_log("[mvlog] announcement processed: identity=$identity job=$job push=$pushStatus (cfg=$cfgSource)\n", 3, $logfile);
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return true;
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}
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