web: move web-push sending to webserver; remove push logic from worker; add enable_show_local.php
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hbrain
parent
f29b0dee5e
commit
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2 changed files with 184 additions and 73 deletions
184
examples/enable_show_local.php
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184
examples/enable_show_local.php
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<?php
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// examples/enable_show_local.php
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// Web-server side handler to toggle "Show" for an MVLog job and send a web-push immediately if appropriate.
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// This runs entirely on the web server and does not call the worker.
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//
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// Usage (POST): job=<job> show=1|0
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// Configure $MVLOG_ROOT and $PUSH_CONFIG below.
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// Configuration - update to match your server
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$MVLOG_ROOT = '/var/www/html/mvlog';
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$PUSH_CONFIG_CANDIDATES = [
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"$MVLOG_ROOT/push.json",
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getenv('HOME') !== false ? getenv('HOME') . '/.config/mvlog/push.json' : null,
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'/etc/mvlog/push.json',
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];
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$LOGFILE = '/var/log/mvlog_notify.log';
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$job = $_POST['job'] ?? '';
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$show = isset($_POST['show']) ? filter_var($_POST['show'], FILTER_VALIDATE_BOOLEAN) : true;
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// Basic validation for job name; adjust to your naming policy if needed
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if (!preg_match('/^[0-9]{8}[-_][A-Za-z0-9._-]+$/', $job)) {
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http_response_code(400);
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echo 'invalid job';
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exit;
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}
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$jobdir = "$MVLOG_ROOT/in-dir/$job";
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if (!is_dir($jobdir)) {
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http_response_code(404);
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echo 'job not found';
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exit;
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}
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$enabled_file = "$jobdir/.movmaker-enabled";
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$hidden_file = "$jobdir/.mvlog-hidden";
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$subs_file = "$MVLOG_ROOT/cache/push_subscriptions.json";
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$cache_file = "$MVLOG_ROOT/cache/push_notifications.json";
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// Find push config
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$push_config = null;
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foreach ($PUSH_CONFIG_CANDIDATES as $candidate) {
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if (!$candidate) continue;
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if (file_exists($candidate) && is_readable($candidate)) {
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$push_config = $candidate;
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break;
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}
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}
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if ($show) {
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// Create marker file atomically
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file_put_contents($enabled_file, date(DATE_ATOM) . PHP_EOL, LOCK_EX);
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// Try to send push (non-fatal)
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$sent = try_send_show_notification($job, $jobdir, $MVLOG_ROOT, $subs_file, $cache_file, $push_config, $LOGFILE);
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if ($sent) {
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echo 'enabled';
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} else {
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echo 'enabled (no notification)';
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}
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} else {
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// Remove marker and do not touch notifications
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@unlink($enabled_file);
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echo 'disabled';
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}
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exit;
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function try_send_show_notification($job, $jobdir, $root, $subs_file, $cache_file, $push_config, $logfile)
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{
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// Skip if hidden
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if (file_exists($jobdir . '/.mvlog-hidden')) {
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error_log("[mvlog] job $job hidden, skipping push\n", 3, $logfile);
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return false;
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}
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// Ensure we have subscriptions
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if (!file_exists($subs_file)) {
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error_log("[mvlog] subscriptions file missing, skipping push for $job\n", 3, $logfile);
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return false;
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}
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$subs_raw = file_get_contents($subs_file);
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if (!trim($subs_raw)) {
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error_log("[mvlog] subscriptions empty, skipping push for $job\n", 3, $logfile);
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return false;
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}
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$subs = json_decode($subs_raw, true);
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if (!is_array($subs) || count($subs) === 0) {
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error_log("[mvlog] subscriptions invalid/empty, skipping push for $job\n", 3, $logfile);
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return false;
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}
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// Read cache and check if already shown
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$cache = [];
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if (file_exists($cache_file)) {
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$cache = json_decode(@file_get_contents($cache_file), true) ?: [];
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}
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$shown = isset($cache['shown']) && is_array($cache['shown']) ? $cache['shown'] : [];
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if (isset($shown[$job])) {
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error_log("[mvlog] push already sent for $job, skipping\n", 3, $logfile);
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return false;
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}
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// Ensure push config present
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if (!$push_config) {
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error_log("[mvlog] push config not found, skipping push for $job\n", 3, $logfile);
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return false;
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}
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// Determine title (prefer output filename from state file)
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$title = preg_replace('/_+/', ' ', $job);
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$title = ucwords($title);
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$state_file = $jobdir . '/.movmaker-state.json';
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if (file_exists($state_file)) {
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$state = json_decode(@file_get_contents($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 ($out) {
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$title = preg_replace('/_+/', ' ', $out);
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$title = ucwords($title);
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}
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}
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}
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$payload = json_encode([
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'title' => 'Show enabled',
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'body' => $title,
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'url' => "https://bubulescu.org/mvlog/?job=$job",
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'tag' => "mvlog-show-$job",
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], JSON_UNESCAPED_UNICODE);
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// Call node send_push.js with subscriptions on stdin
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$send_script = escapeshellarg($root . '/send_push.js');
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$push_config_esc = escapeshellarg($push_config);
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$payload_esc = escapeshellarg($payload);
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$cmd = "node $send_script $push_config_esc $payload_esc";
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$descriptorspec = [
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0 => ['pipe', 'r'], // stdin
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1 => ['pipe', 'w'], // stdout
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2 => ['pipe', 'w'], // stderr
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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 $job\n", 3, $logfile);
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return false;
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}
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// Write subscriptions to stdin
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fwrite($pipes[0], $subs_raw);
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fclose($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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error_log("[mvlog] send_push failed for $job rc=$rc stdout=" . trim($stdout) . " stderr=" . trim($stderr) . "\n", 3, $logfile);
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return false;
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}
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// On success, record in cache['shown']
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if (!is_array($cache)) $cache = [];
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if (!isset($cache['shown']) || !is_array($cache['shown'])) $cache['shown'] = [];
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$cache['shown'][$job] = ['sent_at' => date(DATE_ATOM)];
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// Atomic write: write to tmp then rename
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$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 $job\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 $job\n", 3, $logfile);
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return false;
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}
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error_log("[mvlog] show-notification sent: $job\n", 3, $logfile);
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return true;
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}
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