/**
 * 本地静态化生成养老院详情页（替代 html_yanglaoyuanxx 中的 cURL 自请求）
 * 使用 ob_start + include_once 在进程内渲染，避免公网带宽消耗
 * @param int $yid 养老院ID
 * @return string|false 成功返回生成的HTML相对路径，失败返回false
 */
function html_yanglaoyuanxx_local($yid)
{
    $yid = verify_id($yid);
    if (!$yid) {
        return false;
    }

    $strsql = "Select `yid`,`staticposttime`,`htmlurl`,`yhtmlurl`,`CompanyName` From `vte_yanglaoyuan` Where `yid`='$yid' And `Isopen`='1'";
    $result = sql_queryone($strsql);
    if (!$result['yid']) {
        return false;
    }

    $finalposttime = time();
    sql_idu("Update `vte_yanglaoyuan` Set `finalposttime`='{$finalposttime}' Where `yid`='{$yid}' And `Isopen`=1");

    $dis_htmlurl = $result['htmlurl'];
    $dis_yhtmlurl = $result['yhtmlurl'];
    $dis_CompanyName = $result['CompanyName'];
    $rand = random_number(10);
    $newpagename = "y{$yid}.html";
    $shop_root = DetectPhysicalPath();

    // ========== 1. PC端静态化 ==========
    $pc_script = $shop_root . 'createseting/yanglaoyuan/yanglaoyuanxx.php';
    $pc_content = _render_page_local($pc_script, array(
        'yid'      => $yid,
        'pagetype' => 'create_html',
        'rand'     => $rand,
    ));

    if ($pc_content === false || strlen($pc_content) < 1000) {
        // 内容过短或渲染失败，记录日志便于排查
        error_log("[html_yanglaoyuanxx_local] PC render failed or too short for yid={$yid}, len=" . ($pc_content === false ? 'FALSE' : strlen($pc_content)));
        return false;
    }

    $pc_dir = 'ylyxx/';
    $pc_dir_full = $shop_root . rtrim($pc_dir, '/');
    mk_dir($pc_dir_full);
    $pc_file = $pc_dir_full . '/' . $newpagename;
    $w_len = file_put_contents($pc_file, $pc_content);
    if ($w_len < 1000) {
        error_log("[html_yanglaoyuanxx_local] PC write failed for yid={$yid}");
        return false;
    }

    $htmlurl = "{$pc_dir}{$newpagename}";
    sql_idu("Update `vte_yanglaoyuan` Set `htmlurl`='{$htmlurl}' Where `yid`='{$yid}' And `Isopen`=1");

    // ========== 2. 移动端静态化 ==========
    $mobile_script = $shop_root . 'mobileweb/createseting/yanglaoyuan/yanglaoyuanxx/index.php';
    $mobile_content = _render_page_local($mobile_script, array(
        'yid'      => $yid,
        'pagetype' => 'create_html',
        'rand'     => $rand,
    ));

    if ($mobile_content !== false && strlen($mobile_content) >= 1000) {
        $mobile_dir = 'mobileweb/ylyxx/';
        $mobile_dir_full = $shop_root . rtrim($mobile_dir, '/');
        mk_dir($mobile_dir_full);
        $mobile_file = $mobile_dir_full . '/' . $newpagename;
        file_put_contents($mobile_file, $mobile_content);
    } else {
        error_log("[html_yanglaoyuanxx_local] Mobile render failed or too short for yid={$yid}");
    }

    // ========== 3. 301跳转页处理 ==========
    if ($dis_htmlurl && $dis_yhtmlurl) {
        yanglaoyuanxx301($htmlurl, $dis_yhtmlurl, $dis_CompanyName, 'pc');
        yanglaoyuanxx301($htmlurl, $dis_yhtmlurl, $dis_CompanyName, 'web');
    }

    return $htmlurl;
}

/**
 * 内部辅助：在进程内渲染PHP页面并捕获输出
 * 通过设置 $_GET 参数 + ob_start + include_once 模拟HTTP请求
 * @param string $script_path 脚本绝对路径
 * @param array $get_params 模拟的GET参数
 * @return string|false 渲染输出的HTML内容，失败返回false
 */
function _render_page_local($script_path, $get_params = array())
{
    if (!file_exists($script_path)) {
        error_log("[_render_page_local] Script not found: {$script_path}");
        return false;
    }

    // 保存原始 $_GET
    $original_get = $_GET;

    // 注入模拟参数
    foreach ($get_params as $k => $v) {
        $_GET[$k] = $v;
    }

    // 确保 session 已启动（避免渲染脚本中 session_start() 报警告）
    if (function_exists('session_status') && session_status() === PHP_SESSION_NONE) {
        @session_start();
    } elseif (!isset($_SESSION)) {
        @session_start();
    }

    ob_start();
    $render_ok = true;

    try {
        include_once $script_path;
    } catch (\Throwable $e) {
        error_log("[_render_page_local] Exception in {$script_path}: " . $e->getMessage());
        $render_ok = false;
    }

    $content = ob_get_clean();

    // 恢复原始 $_GET
    $_GET = $original_get;

    if (!$render_ok || $content === false || strlen(trim($content)) === 0) {
        return false;
    }

    return $content;
}