e' && empty($conf['auto_create'])) {
return FALSE;
}
if ($action == 'update' && empty($conf['auto_update'])) {
return FALSE;
}
if ($action == 'delete' && empty($conf['auto_delete'])) {
return FALSE;
}
empty($thread) && $action != 'delete' AND $thread = xn_seo_pushmap_read_thread($tid);
if (!empty($thread) && !xn_seo_pushmap_thread_is_public($thread)) {
return FALSE;
}
$summary = xn_seo_pushmap_submit_urls(array(xn_seo_pushmap_thread_url($tid, $conf)), $action, 'auto');
if (!empty($conf['sitemap_enable']) && !empty($conf['sitemap_auto'])) {
$sitemap = xn_seo_pushmap_generate_sitemap($conf, 'auto');
if (!$sitemap['ok']) {
xn_seo_pushmap_add_log('Sitemap', $action, 0, $sitemap['message'], array('tid' => $tid));
}
}
return $summary;
}
function xn_seo_pushmap_submit_urls($urls, $action = 'update', $scene = 'manual')
{
$conf = xn_seo_pushmap_get_conf();
$urls = array_values(array_unique(array_filter($urls)));
if (empty($urls)) {
return array('ok' => FALSE, 'message' => '没有可推送的 URL', 'results' => array());
}
$results = array();
if (!empty($conf['baidu_enable']) && $action != 'delete') {
$results[] = xn_seo_pushmap_submit_baidu($urls, $conf, $action, $scene);
}
if (!empty($conf['indexnow_enable'])) {
$results[] = xn_seo_pushmap_submit_indexnow($urls, $conf, $action, $scene);
}
if (!empty($conf['google_enable'])) {
$results[] = xn_seo_pushmap_submit_google($urls, $conf, $action, $scene);
}
if (empty($results)) {
$message = '未启用任何推送引擎';
xn_seo_pushmap_add_log('System', $action, 0, $message, array('scene' => $scene, 'count' => count($urls)));
return array('ok' => FALSE, 'message' => $message, 'results' => array());
}
$ok = TRUE;
$parts = array();
foreach ($results as $row) {
$parts[] = $row['engine'] . '：' . $row['message'];
if (empty($row['ok'])) {
$ok = FALSE;
}
}
$message = implode('；', $parts);
xn_seo_pushmap_set_state_value('last_push_at', time());
xn_seo_pushmap_set_state_value('last_push_summary', $message);
return array('ok' => $ok, 'message' => $message, 'results' => $results);
}
function xn_seo_pushmap_validate_baidu_api($api)
{
$api = trim($api);
if ($api === '') {
return array('ok' => FALSE, 'message' => '已开启百度推送，但百度推送接口为空');
}
$parsed = parse_url($api);
if (empty($parsed['scheme']) || empty($parsed['host'])) {
return array('ok' => FALSE, 'message' => '百度推送接口格式不正确，请填写完整 URL');
}
$query = array();
if (!empty($parsed['query'])) {
parse_str($parsed['query'], $query);
}
if (empty($query['site']) || empty($query['token'])) {
return array('ok' => FALSE, 'message' => '百度推送接口必须包含 site 和 token 参数');
}
return array('ok' => TRUE, 'message' => '');
}
function xn_seo_pushmap_submit_baidu($urls, $conf, $action, $scene)
{
$api = trim($conf['baidu_api']);
$check = xn_seo_pushmap_validate_baidu_api($api);
if (empty($check['ok'])) {
$message = $check['message'];
xn_seo_pushmap_add_log('百度', $action, 0, $message, array('scene' => $scene));
return array('engine' => '百度', 'ok' => FALSE, 'message' => $message);
}
$response = xn_seo_pushmap_http_request(
$api,
'POST',
implode("\n", $urls),
array('Content-Type: text/plain; charset=utf-8'),
intval($conf['timeout'])
);
$data = xn_seo_pushmap_json_decode($response['body']);
if (is_array($data) && isset($data['success'])) {
$message = '成功提交 ' . intval($data['success']) . ' 条';
isset($data['remain']) AND $message .= '，剩余额度 ' . intval($data['remain']);
$ok = TRUE;
} elseif ($response['ok']) {
$message = '接口返回成功，已提交 ' . count($urls) . ' 条';
$ok = TRUE;
} else {
$detail = is_array($data) && isset($data['message']) ? $data['message'] : $response['error'];
$message = '推送失败';
$detail AND $message .= '：' . $detail;
$ok = FALSE;
}
xn_seo_pushmap_add_log('百度', $action, $ok, $message, array('scene' => $scene, 'count' => count($urls)));
return array('engine' => '百度', 'ok' => $ok, 'message' => $message);
}
function xn_seo_pushmap_submit_indexnow($urls, $conf, $action, $scene)
{
$old_conf = $conf;
$prepared = xn_seo_pushmap_ensure_indexnow_key_file($conf, FALSE, $old_conf);
if (empty($prepared['ok'])) {
xn_seo_pushmap_add_log('IndexNow', $action, 0, $prepared['message'], array('scene' => $scene));
return array('engine' => '必应/IndexNow', 'ok' => FALSE, 'message' => $prepared['message']);
}
if ($conf != $old_conf) {
xn_seo_pushmap_set_conf($conf);
}
$payload = array(
'host' => $conf['indexnow_host'],
'key' => $conf['indexnow_key'],
'keyLocation' => $conf['indexnow_key_location'],
'urlList' => array_values($urls),
);
$response = xn_seo_pushmap_http_request(
$conf['indexnow_endpoint'],
'POST',
xn_seo_pushmap_json_encode($payload),
array('Content-Type: application/json; charset=utf-8'),
intval($conf['timeout'])
);
$data = xn_seo_pushmap_json_decode($response['body']);
if ($response['ok'] && in_array(intval($response['status']), array(200, 202))) {
$message = '已通知 ' . count($urls) . ' 条 URL';
$ok = TRUE;
} else {
$detail = is_array($data) && isset($data['message']) ? $data['message'] : $response['error'];
$message = '通知失败';
$detail AND $message .= '：' . $detail;
$ok = FALSE;
}
xn_seo_pushmap_add_log('IndexNow', $action, $ok, $message, array('scene' => $scene, 'count' => count($urls)));
return array('engine' => '必应/IndexNow', 'ok' => $ok, 'message' => $message);
}
function xn_seo_pushmap_submit_google($urls, $conf, $action, $scene)
{
$mode = trim($conf['google_mode']);
if ($mode !== 'indexing_api') {
$message = '当前仅实现 Indexing API 模式';
xn_seo_pushmap_add_log('Google', $action, 0, $message, array('scene' => $scene));
return array('engine' => 'Google', 'ok' => FALSE, 'message' => $message);
}
$token = xn_seo_pushmap_google_access_token($conf);
if (empty($token['ok'])) {
xn_seo_pushmap_add_log('Google', $action, 0, $token['message'], array('scene' => $scene));
return array('engine' => 'Google', 'ok' => FALSE, 'message' => $token['message']);
}
$success = 0;
$fail = 0;
$last_error = '';
foreach ($urls as $url) {
$payload = array(
'url' => $url,
'type' => $action == 'delete' ? 'URL_DELETED' : 'URL_UPDATED',
);
$response = xn_seo_pushmap_http_request(
'https://indexing.googleapis.com/v3/urlNotifications:publish',
'POST',
xn_seo_pushmap_json_encode($payload),
array(
'Content-Type: application/json; charset=utf-8',
'Authorization: Bearer ' . $token['access_token'],
),
intval($conf['timeout'])
);
$data = xn_seo_pushmap_json_decode($response['body']);
if ($response['ok'] && intval($response['status']) < 300 && (!is_array($data) || !isset($data['error']))) {
$success++;
} else {
$fail++;
$last_error = is_array($data) && isset($data['error']['message']) ? $data['error']['message'] : $response['error'];
}
}
$ok = $fail === 0;
$message = '成功 ' . $success . ' 条';
if ($fail > 0) {
$message .= '，失败 ' . $fail . ' 条';
$last_error AND $message .= '：' . $last_error;
}
xn_seo_pushmap_add_log('Google', $action, $ok, $message, array('scene' => $scene, 'count' => count($urls)));
return array('engine' => 'Google', 'ok' => $ok, 'message' => $message);
}
function xn_seo_pushmap_google_access_token($conf)
{
$json = trim($conf['google_service_account_json']);
if ($json === '') {
return array('ok' => FALSE, 'message' => 'Google 服务账号 JSON 为空');
}
if (!function_exists('openssl_sign')) {
return array('ok' => FALSE, 'message' => '服务器未开启 openssl_sign，无法生成 Google JWT');
}
$service = xn_seo_pushmap_json_decode($json);
if (empty($service['client_email']) || empty($service['private_key'])) {
return array('ok' => FALSE, 'message' => 'Google 服务账号 JSON 格式不正确');
}
$token_uri = !empty($service['token_uri']) ? $service['token_uri'] : 'https://oauth2.googleapis.com/token';
$header = xn_seo_pushmap_base64url(xn_seo_pushmap_json_encode(array('alg' => 'RS256', 'typ' => 'JWT')));
$claim = xn_seo_pushmap_base64url(xn_seo_pushmap_json_encode(array(
'iss' => $service['client_email'],
'scope' => 'https://www.googleapis.com/auth/indexing',
'aud' => $token_uri,
'exp' => time() + 3600,
'iat' => time(),
)));
$signing_input = $header . '.' . $claim;
$signature = '';
$ok = openssl_sign($signing_input, $signature, $service['private_key'], 'SHA256');
if (!$ok) {
return array('ok' => FALSE, 'message' => 'Google JWT 签名失败');
}
$body = http_build_query(array(
'grant_type' => 'urn:ietf:params:oauth:grant-type:jwt-bearer',
'assertion' => $signing_input . '.' . xn_seo_pushmap_base64url($signature),
));
$response = xn_seo_pushmap_http_request(
$token_uri,
'POST',
$body,
array('Content-Type: application/x-www-form-urlencoded'),
intval($conf['timeout'])
);
$data = xn_seo_pushmap_json_decode($response['body']);
if (!$response['ok'] || empty($data['access_token'])) {
$message = is_array($data) && isset($data['error_description']) ? $data['error_description'] : '获取 Google Access Token 失败';
return array('ok' => FALSE, 'message' => $message);
}
return array('ok' => TRUE, 'access_token' => $data['access_token']);
}
function xn_seo_pushmap_base64url($data)
{
return rtrim(strtr(base64_encode($data), '+/', '-_'), '=');
}
function xn_seo_pushmap_json_decode($json)
{
if ($json === '' || $json === FALSE || $json === NULL) {
return array();
}
$data = json_decode($json, TRUE);
return is_array($data) ? $data : array();
}
function xn_seo_pushmap_json_encode($data)
{
return json_encode($data, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
}
function xn_seo_pushmap_http_request($url, $method = 'GET', $body = '', $headers = array(), $timeout = 10)
{
$method = strtoupper($method);
if (function_exists('curl_init')) {
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $method);
curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
if ($method != 'GET') {
curl_setopt($ch, CURLOPT_POSTFIELDS, $body);
}
$response = curl_exec($ch);
$error = curl_error($ch);
$status = intval(curl_getinfo($ch, CURLINFO_HTTP_CODE));
curl_close($ch);
return array(
'ok' => $response !== FALSE && $status >= 200 && $status < 300,
'status' => $status,
'body' => $response === FALSE ? '' : $response,
'error' => $error,
);
}
$headers[] = 'Content-Length: ' . strlen($body);
$context = stream_context_create(array(
'http' => array(
'method' => $method,
'header' => implode("\r\n", $headers),
'content' => $body,
'timeout' => $timeout,
'ignore_errors' => TRUE,
),
));
$response = @file_get_contents($url, FALSE, $context);
$status = 0;
if (!empty($http_response_header[0]) && preg_match('#\s(\d{3})\s#', $http_response_header[0], $match)) {
$status = intval($match[1]);
}
return array(
'ok' => $response !== FALSE && $status >= 200 && $status < 300,
'status' => $status,
'body' => $response === FALSE ? '' : $response,
'error' => $response === FALSE ? 'HTTP request failed' : '',
);
}
function xn_seo_pushmap_ensure_indexnow_key_file(&$conf, $force = FALSE, $old_conf = array())
{
$old_key = xn_seo_pushmap_av($old_conf, 'indexnow_key', '');
$key = preg_replace('#[^a-zA-Z0-9\-_]#', '', trim(xn_seo_pushmap_av($conf, 'indexnow_key', '')));
if ($force || $key === '') {
$key = strtolower(substr(md5(uniqid(mt_rand(), TRUE)), 0, 32));
}
if (strlen($key) < 8) {
return array('ok' => FALSE, 'message' => 'IndexNow Key 不能少于 8 位');
}
// 文件写入安全：验证文件名格式
if(!preg_match('/^[a-zA-Z0-9_-]+$/', $key)) {
return array('ok' => FALSE, 'message' => 'IndexNow Key 包含非法字符');
}
$conf['indexnow_key'] = $key;
empty($conf['indexnow_host']) AND $conf['indexnow_host'] = xn_seo_pushmap_host_from_base_url($conf['base_url']);
$conf['indexnow_key_location'] = $conf['base_url'] . $key . '.txt';
$file = APP_PATH . $key . '.txt';
// 文件写入安全：确保文件路径在网站根目录下
$real_file = realpath($file);
$real_base = realpath(APP_PATH);
if($real_file && strpos($real_file, $real_base) !== 0) {
return array('ok' => FALSE, 'message' => '非法的文件路径');
}
$written = xn_seo_pushmap_write_file($file, $key);
if (!$written) {
return array('ok' => FALSE, 'message' => 'IndexNow Key 文件写入失败，请检查网站根目录权限');
}
if ($old_key && $old_key != $key) {
$old_file = APP_PATH . $old_key . '.txt';
if (is_file($old_file) && trim(file_get_contents($old_file)) === trim($old_key)) {
xn_unlink($old_file);
}
}
return array('ok' => TRUE, 'message' => 'IndexNow Key 文件已同步：' . $conf['indexnow_key_location']);
}
function xn_seo_pushmap_write_file($file, $content)
{
if (function_exists('file_put_contents_try')) {
return file_put_contents_try($file, $content) !== FALSE;
}
return file_put_contents($file, $content) !== FALSE;
}
function xn_seo_pushmap_generate_sitemap($conf = NULL, $scene = 'manual')
{
$conf === NULL AND $conf = xn_seo_pushmap_get_conf();
if (empty($conf['sitemap_enable'])) {
return array('ok' => FALSE, 'message' => 'Sitemap 功能未启用');
}
$items = array();
if (!empty($conf['sitemap_include_home'])) {
$items[] = array('loc' => $conf['base_url'], 'lastmod' => time());
}
$fids = xn_seo_pushmap_public_fids();
$forumlist = forum_list_cache();
if (!empty($conf['sitemap_include_forum'])) {
foreach ($forumlist as $forum) {
if (!in_array(intval($forum['fid']), $fids)) continue;
$items[] = array(
'loc' => xn_seo_pushmap_forum_url($forum['fid'], $conf),
'lastmod' => xn_seo_pushmap_av($forum, 'last_date', time()),
);
}
}
if (!empty($conf['sitemap_include_thread']) && !empty($fids)) {
$page = 1;
$pagesize = 1000;
do {
$threadlist = db_find('thread', array('fid' => $fids), array('tid' => 1), $page, $pagesize);
if (empty($threadlist)) {
break;
}
foreach ($threadlist as $thread) {
$items[] = array(
'loc' => xn_seo_pushmap_thread_url($thread['tid'], $conf),
'lastmod' => xn_seo_pushmap_av($thread, 'last_date', xn_seo_pushmap_av($thread, 'create_date', time())),
);
}
$page++;
} while (count($threadlist) == $pagesize);
}
$filename = xn_seo_pushmap_normalize_filename($conf['sitemap_filename']);
foreach ((array) glob(APP_PATH . $filename . '-*.xml') as $chunk_file) {
xn_unlink($chunk_file);
}
$maxsize = max(1, min(50000, intval($conf['sitemap_maxsize'])));
$sitemap_url = $conf['base_url'] . $filename . '.xml';
if (count($items) > $maxsize) {
$chunks = array_chunk($items, $maxsize);
$index_items = array();
foreach ($chunks as $index => $chunk) {
$chunk_name = $filename . '-' . ($index + 1);
$chunk_url = $conf['base_url'] . $chunk_name . '.xml';
$ok = xn_seo_pushmap_write_file(APP_PATH . $chunk_name . '.xml', xn_seo_pushmap_render_sitemap_xml($chunk));
if (!$ok) {
return array('ok' => FALSE, 'message' => '写入分片 Sitemap 失败：' . $chunk_name . '.xml');
}
$index_items[] = array('loc' => $chunk_url, 'lastmod' => time());
}
$ok = xn_seo_pushmap_write_file(APP_PATH . $filename . '.xml', xn_seo_pushmap_render_sitemap_index_xml($index_items));
if (!$ok) {
return array('ok' => FALSE, 'message' => '写入 Sitemap 索引失败');
}
} else {
$ok = xn_seo_pushmap_write_file(APP_PATH . $filename . '.xml', xn_seo_pushmap_render_sitemap_xml($items));
if (!$ok) {
return array('ok' => FALSE, 'message' => '写入 Sitemap 失败');
}
}
if (!empty($conf['sitemap_sync_robots'])) {
xn_seo_pushmap_sync_robots($sitemap_url);
}
xn_seo_pushmap_set_state_value('last_sitemap_build', time());
xn_seo_pushmap_set_state_value('last_sitemap_url', $sitemap_url);
xn_seo_pushmap_add_log('Sitemap', $scene, 1, '地图已生成：' . $sitemap_url, array('count' => count($items)));
return array('ok' => TRUE, 'message' => 'Sitemap 生成成功：' . $sitemap_url);
}
function xn_seo_pushmap_render_sitemap_xml($items)
{
$xml = array();
$xml[] = '';
$xml[] = '';
foreach ($items as $item) {
$xml[] = ' ';
$xml[] = ' ' . xn_seo_pushmap_escape($item['loc']) . '';
if (!empty($item['lastmod'])) {
$xml[] = ' ' . date('Y-m-d\TH:i:sP', intval($item['lastmod'])) . '';
}
$xml[] = ' ';
}
$xml[] = '';
return implode("\n", $xml);
}
function xn_seo_pushmap_render_sitemap_index_xml($items)
{
$xml = array();
$xml[] = '';
$xml[] = '';
foreach ($items as $item) {
$xml[] = ' ';
$xml[] = ' ' . xn_seo_pushmap_escape($item['loc']) . '';
if (!empty($item['lastmod'])) {
$xml[] = ' ' . date('Y-m-d\TH:i:sP', intval($item['lastmod'])) . '';
}
$xml[] = ' ';
}
$xml[] = '';
return implode("\n", $xml);
}
function xn_seo_pushmap_sync_robots($sitemap_url)
{
$file = APP_PATH . 'robots.txt';
$line = 'Sitemap: ' . $sitemap_url;
$content = is_file($file) ? file_get_contents($file) : '';
if (strpos($content, $line) !== FALSE) {
return TRUE;
}
$content = rtrim($content) . "\n" . $line . "\n";
return xn_seo_pushmap_write_file($file, $content);
}
function xn_seo_pushmap_push_latest_threads($limit = 20)
{
$limit = max(1, min(500, intval($limit)));
$fids = xn_seo_pushmap_public_fids();
if (empty($fids)) {
return array('ok' => FALSE, 'message' => '没有可公开推送的版块');
}
$threadlist = db_find('thread', array('fid' => $fids), array('tid' => -1), 1, $limit);
if (empty($threadlist)) {
return array('ok' => FALSE, 'message' => '没有可推送的主题');
}
$urls = array();
foreach ($threadlist as $thread) {
$urls[] = xn_seo_pushmap_thread_url($thread['tid']);
}
return xn_seo_pushmap_submit_urls($urls, 'update', 'manual_latest');
}
function xn_seo_pushmap_push_custom_urls($text)
{
$conf = xn_seo_pushmap_get_conf();
$origin = xn_seo_pushmap_origin_from_base_url($conf['base_url']);
$urls = array();
foreach (preg_split('#\r\n|\r|\n#', trim($text)) as $line) {
$line = trim($line);
if ($line === '') continue;
if (preg_match('#^https?://#i', $line)) {
$urls[] = $line;
} elseif (substr($line, 0, 1) == '/') {
$urls[] = $origin . $line;
} else {
$urls[] = xn_seo_pushmap_join_url($conf['base_url'], $line);
}
}
return xn_seo_pushmap_submit_urls($urls, 'update', 'manual_custom');
}
function xn_seo_pushmap_build_setting_input($conf)
{
return array(
'base_url' => form_text('base_url', xn_seo_pushmap_form_value($conf['base_url']), '100%'),
'timeout' => form_text('timeout', intval($conf['timeout'])),
'log_limit' => form_text('log_limit', intval($conf['log_limit'])),
'auto_create' => form_radio_yes_no('auto_create', intval($conf['auto_create'])),
'auto_update' => form_radio_yes_no('auto_update', intval($conf['auto_update'])),
'auto_delete' => form_radio_yes_no('auto_delete', intval($conf['auto_delete'])),
'baidu_enable' => form_radio_yes_no('baidu_enable', intval($conf['baidu_enable'])),
'baidu_api' => form_text('baidu_api', xn_seo_pushmap_form_value($conf['baidu_api']), '100%'),
'indexnow_enable' => form_radio_yes_no('indexnow_enable', intval($conf['indexnow_enable'])),
'indexnow_endpoint' => form_text('indexnow_endpoint', xn_seo_pushmap_form_value($conf['indexnow_endpoint']), '100%'),
'indexnow_host' => form_text('indexnow_host', xn_seo_pushmap_form_value($conf['indexnow_host']), '100%'),
'indexnow_key' => form_text('indexnow_key', xn_seo_pushmap_form_value($conf['indexnow_key']), '100%'),
'google_enable' => form_radio_yes_no('google_enable', intval($conf['google_enable'])),
'google_mode' => form_radio('google_mode', array('indexing_api' => 'Indexing API'), $conf['google_mode']),
'google_service_account_json' => form_textarea('google_service_account_json', xn_seo_pushmap_form_value($conf['google_service_account_json']), '100%', 240),
'sitemap_enable' => form_radio_yes_no('sitemap_enable', intval($conf['sitemap_enable'])),
'sitemap_auto' => form_radio_yes_no('sitemap_auto', intval($conf['sitemap_auto'])),
'sitemap_filename' => form_text('sitemap_filename', xn_seo_pushmap_form_value($conf['sitemap_filename']), '100%'),
'sitemap_maxsize' => form_text('sitemap_maxsize', intval($conf['sitemap_maxsize'])),
'sitemap_include_home' => form_radio_yes_no('sitemap_include_home', intval($conf['sitemap_include_home'])),
'sitemap_include_forum' => form_radio_yes_no('sitemap_include_forum', intval($conf['sitemap_include_forum'])),
'sitemap_include_thread' => form_radio_yes_no('sitemap_include_thread', intval($conf['sitemap_include_thread'])),
'sitemap_sync_robots' => form_radio_yes_no('sitemap_sync_robots', intval($conf['sitemap_sync_robots'])),
);
}
?>
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