带非正式节日
function rili() {
    global $solar, $dateInput;
    $date = getValidDate();
    if (!$solar) {
        $solar = Solar::fromYmd((int)date('Y'), (int)date('m'), (int)date('d'));
    }
    $year = substr($date, 0, 4) ?: date('Y');
    $month = substr($date, 4, 2) ?: date('m');
    $days = substr($date, 6, 2) ?: date('d');
    
    try {
        $solar = Solar::fromYmd($year, $month, $days);
    } catch (Exception $e) {
        $solar = Solar::fromYmd((int)date('Y'), (int)date('m'), (int)date('d'));
    }
    
    $state = [
        'year' => $year,
        'month' => $month,
        'weekStart' => 1,
        'heads' => ['一', '二', '三', '四', '五', '六', '日'],
        'weeks' => []
    ];

    $state = render($state); 
    $calendarHtml = '';
    $calendarHtml .= '<div id="weekdays">';
    foreach ($state['heads'] as $index => $head) {
        if ($index >= 5) {
            $calendarHtml .= '<div class="zhoucssa">' . $head . '</div>';
        } else {
            $calendarHtml .= '<div>' . $head . '</div>';
        }
    }
    $calendarHtml .= '</div>';
    $calendarHtml .= '<div id="calendar" style="display: grid; grid-template-columns: repeat(7, 1fr);">';
    
    foreach ($state['weeks'] as $week) {
        foreach ($week->days as $day) {
            $classes = [];
            if ($day->isToday) {
                $classes[] = 'dtdaycss';
            }
            if ($day->isOther) {
                $classes[] = 'fdy';
            }
            if ($day->isRest) {
                $classes[] = 'jiarixiu';
            }
            if ($day->isWeekend) {
                $classes[] = 'zhoumo'; 
            }
            if ($day->isOvertime) {
                $classes[] = 'jiariban'; 
            }
            
            $classString = implode(' ', $classes);
            $dayUrl = "/wnl/{$day->year}" . str_pad($day->month, 2, '0', STR_PAD_LEFT) . str_pad($day->day, 2, '0', STR_PAD_LEFT) . ".html";
            $title = "{$day->year}年{$day->month}月{$day->day}日，农历" . $day->textmonth .'月'. $day->textday;
    
            // 关键修改：获取当前日期的非正式节日
            $otherFestivals = [];
            try {
                // 1. 初始化当前日期的公历对象
                $daySolar = Solar::fromYmd($day->year, $day->month, $day->day);
                // 2. 获取公历非正式节日（如纪念日）
                $gongliOther = $daySolar->getOtherFestivals() ?: [];
                // 3. 转换为农历对象
                $dayLunar = $daySolar->getLunar();
                // 4. 获取农历非正式节日
                $nongliOther = $dayLunar->getOtherFestivals() ?: [];
                // 5. 合并去重
                $otherFestivals = array_unique(array_merge($gongliOther, $nongliOther));
            } catch (Exception $e) {
                // 日期无效时不显示节日（避免报错）
                $otherFestivals = [];
            }
    
            // 组合农历日期和非正式节日（格式：农历日期 + 节日，如有）
            $nldayContent = $day->text; // 原农历日期（如“正月初一”）
            if (!empty($otherFestivals)) {
                $nldayContent .= '<br>' . implode('，', $otherFestivals); // 换行显示节日
            }
    
            $calendarHtml .= '<div class="day ' . $classString . '">';
            if ($day->isHoliday) {
                if ($day->isRest) {
                    $calendarHtml .= '<span class="tx">休</span>';
                } else {
                    $calendarHtml .= '<span class="tb">班</span>';
                }
            } else {
                if ($day->isRest) {
                    $calendarHtml .= '<span class="tx">休</span>';
                } else {
                    $calendarHtml .= '';
                }
            }
            $calendarHtml .= '<a href="' . $dayUrl . '" title="' . $title . '">';
            $calendarHtml .= '<span class="daycg">' . $day->day . '</span>';
            if ($day->isReplacedText) {
                $calendarHtml .= '<span class="nlday" style="color:#c8102e;">' . $nldayContent . '</span>';
            } else {
                $calendarHtml .= '<span class="nlday">' . $nldayContent . '</span>'; // 输出合并后的内容
            }
            $calendarHtml .= '</a>';
            $calendarHtml .= '</div>';
        }
    }
    
    $calendarHtml .= '</div>';
    return $calendarHtml;
}