117 lines
4.7 KiB
PHP
117 lines
4.7 KiB
PHP
<?php
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require_once 'auth/session.php';
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require_once 'includes/permissions.php';
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requireLogin();
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$user = getCurrentUser();
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$action = $_REQUEST['action'] ?? '';
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if ($_SERVER['REQUEST_METHOD'] === 'POST') {
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$channel_id = $_POST['channel_id'] ?? 0;
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// Permission check: must have manage channels permission
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$stmt = db()->prepare("SELECT server_id FROM channels WHERE id = ?");
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$stmt->execute([$channel_id]);
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$chan = $stmt->fetch();
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if (!$chan || !Permissions::hasPermission($user['id'], $chan['server_id'], Permissions::MANAGE_CHANNELS)) {
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echo json_encode(['success' => false, 'error' => 'Unauthorized']);
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exit;
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}
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if ($action === 'add') {
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$url = $_POST['url'] ?? '';
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if (!filter_var($url, FILTER_VALIDATE_URL)) {
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echo json_encode(['success' => false, 'error' => 'Invalid URL']);
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exit;
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}
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$stmt = db()->prepare("INSERT INTO channel_rss_feeds (channel_id, url) VALUES (?, ?)");
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$stmt->execute([$channel_id, $url]);
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echo json_encode(['success' => true]);
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exit;
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}
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if ($action === 'delete') {
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$feed_id = $_POST['feed_id'] ?? 0;
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$stmt = db()->prepare("DELETE FROM channel_rss_feeds WHERE id = ? AND channel_id = ?");
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$stmt->execute([$feed_id, $channel_id]);
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echo json_encode(['success' => true]);
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exit;
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}
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if ($action === 'sync') {
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// Fetch feeds for this channel
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$stmt = db()->prepare("SELECT * FROM channel_rss_feeds WHERE channel_id = ?");
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$stmt->execute([$channel_id]);
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$feeds = $stmt->fetchAll();
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$new_items_count = 0;
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foreach ($feeds as $feed) {
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$rss_content = @file_get_contents($feed['url']);
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if (!$rss_content) continue;
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$xml = @simplexml_load_string($rss_content);
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if (!$xml) continue;
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$items = [];
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if (isset($xml->channel->item)) { // RSS 2.0
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$items = $xml->channel->item;
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} elseif (isset($xml->entry)) { // Atom
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$items = $xml->entry;
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}
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foreach ($items as $item) {
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$guid = (string)($item->guid ?? ($item->id ?? $item->link));
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$title = (string)$item->title;
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$link = (string)($item->link['href'] ?? $item->link);
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$description = strip_tags((string)($item->description ?? $item->summary));
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// Check if already exists
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$stmt_check = db()->prepare("SELECT id FROM messages WHERE channel_id = ? AND rss_guid = ?");
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$stmt_check->execute([$channel_id, $guid]);
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if ($stmt_check->fetch()) continue;
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// Insert as message from a special "RSS Bot" user or system
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// Let's find or create an RSS Bot user
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$stmt_bot = db()->prepare("SELECT id FROM users WHERE username = 'RSS Bot' AND is_bot = 1");
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$stmt_bot->execute();
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$bot = $stmt_bot->fetch();
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if (!$bot) {
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$stmt_create_bot = db()->prepare("INSERT INTO users (username, is_bot, status) VALUES ('RSS Bot', 1, 'online')");
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$stmt_create_bot->execute();
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$bot_id = db()->lastInsertId();
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} else {
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$bot_id = $bot['id'];
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}
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$content = "**" . $title . "**\n" . $description . "\n" . $link;
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// For announcements, we might want to use metadata for a rich embed
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$metadata = json_encode([
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'title' => $title,
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'description' => mb_substr($description, 0, 200) . (mb_strlen($description) > 200 ? '...' : ''),
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'url' => $link,
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'site_name' => parse_url($feed['url'], PHP_URL_HOST)
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]);
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$stmt_msg = db()->prepare("INSERT INTO messages (channel_id, user_id, content, metadata, rss_guid) VALUES (?, ?, ?, ?, ?)");
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$stmt_msg->execute([$channel_id, $bot_id, $content, $metadata, $guid]);
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$new_items_count++;
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}
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$stmt_update_feed = db()->prepare("UPDATE channel_rss_feeds SET last_fetched_at = CURRENT_TIMESTAMP WHERE id = ?");
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$stmt_update_feed->execute([$feed['id']]);
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}
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echo json_encode(['success' => true, 'new_items' => $new_items_count]);
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exit;
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}
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} else {
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// GET: List feeds
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$channel_id = $_GET['channel_id'] ?? 0;
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$stmt = db()->prepare("SELECT * FROM channel_rss_feeds WHERE channel_id = ? ORDER BY created_at DESC");
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$stmt->execute([$channel_id]);
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echo json_encode(['success' => true, 'feeds' => $stmt->fetchAll()]);
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exit;
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}
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