tinymeng\tools\Calendar::solar2lunar()

Complexity

Conditions	27
Paths	7684

Size

Total Lines	135
Code Lines	80

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

<?php
    public function solar2lunar($year, $month, $day, $hour = null)
    {
        if (23 == $hour) {
            // 23点过后算子时，农历以子时为一天的起始
            $date = $this->makeDate("{$year}-{$month}-{$day} +1day");
        } else {
            $date = $this->makeDate("{$year}-{$month}-{$day}");
        }

        list($year, $month, $day) = explode('-', $date->format('Y-n-j'));

        // 参数区间1900.1.31~2100.12.31
        if ($year < 1900 || $year > 2100) {
            throw new InvalidArgumentException("不支持的年份:{$year}");
        }

        // 年份限定、上限
        if (1900 == $year && 1 == $month && $day < 31) {
            throw new InvalidArgumentException("不支持的日期:{$year}-{$month}-{$day}");
        }

        $offset = (int)$this->dateDiff($date, '1900-01-31')->days;

        for ($i = 1900; $i < 2101 && $offset > 0; ++$i) {
            $daysOfYear = $this->daysOfYear($i);
            $offset -= $daysOfYear;
        }

        if ($offset < 0) {
            $offset += $daysOfYear;

The variable $daysOfYear does not seem to be defined for all execution paths leading up to this point.

            --$i;
        }

        // 农历年
        $lunarYear = $i;

        $leap = $this->leapMonth($i); // 闰哪个月
        $isLeap = false;

        // 用当年的天数 offset,逐个减去每月（农历）的天数，求出当天是本月的第几天
        for ($i = 1; $i < 13 && $offset > 0; ++$i) {
            // 闰月
            if ($leap > 0 && $i == ($leap + 1) && !$isLeap) {
                --$i;
                $isLeap = true;
                $daysOfMonth = $this->leapDays($lunarYear); // 计算农历月天数
            } else {
                $daysOfMonth = $this->lunarDays($lunarYear, $i); // 计算农历普通月天数
            }

            // 解除闰月
            if (true === $isLeap && $i == ($leap + 1)) {
                $isLeap = false;
            }

            $offset -= $daysOfMonth;
        }
        // offset为0时，并且刚才计算的月份是闰月，要校正
        if (0 === $offset && $leap > 0 && $i == $leap + 1) {
            if ($isLeap) {
                $isLeap = false;
            } else {
                $isLeap = true;
                --$i;
            }
        }

        if ($offset < 0) {
            $offset += $daysOfMonth;

The variable $daysOfMonth does not seem to be defined for all execution paths leading up to this point.

            --$i;
        }

        // 农历月
        $lunarMonth = $i;

        // 农历日
        $lunarDay = $offset + 1;

        // 月柱 1900 年 1 月小寒以前为 丙子月(60进制12)
        $firstNode = $this->getTerm($year, ($month * 2 - 1)); // 返回当月「节气」为几日开始

$year of type string is incompatible with the type integer expected by parameter $year of tinymeng\tools\Calendar::getTerm().

        $secondNode = $this->getTerm($year, ($month * 2)); // 返回当月「节气」为几日开始

        // 依据 12 节气修正干支月
        $ganZhiMonth = $this->toGanZhi(($year - 1900) * 12 + $month + 11);

        if ($day >= $firstNode) {
            $ganZhiMonth = $this->toGanZhi(($year - 1900) * 12 + $month + 12);
        }

        // 获取该天的节气
        $termIndex = null;
        if ($firstNode == $day) {
            $termIndex = $month * 2 - 2;
        }

        if ($secondNode == $day) {
            $termIndex = $month * 2 - 1;
        }

        $term = null !== $termIndex ? $this->solarTerm[$termIndex] : null;

        // 日柱 当月一日与 1900/1/1 相差天数
        $dayCyclical = $this->dateDiff("{$year}-{$month}-01", '1900-01-01')->days + 10;
        $dayCyclical += $day - 1;
        $ganZhiDay = $this->toGanZhi($dayCyclical);

        // 时柱和时辰
        list($ganZhiHour, $lunarHour, $hour) = $this->ganZhiHour($hour, $dayCyclical);

        $ganZhiYear = $this->ganZhiYear($lunarYear, $termIndex);

        return [
            'lunar_year' => (string) $lunarYear,
            'lunar_month' => sprintf('%02d', $lunarMonth),
            'lunar_day' => sprintf('%02d', $lunarDay),
            'lunar_hour' => $hour,
            'lunar_year_chinese' => $this->toChinaYear($lunarYear),
            'lunar_month_chinese' => ($isLeap ? '闰' : '').$this->toChinaMonth($lunarMonth),
            'lunar_day_chinese' => $this->toChinaDay($lunarDay),
            'lunar_hour_chinese' => $lunarHour,
            'ganzhi_year' => $ganZhiYear,
            'ganzhi_month' => $ganZhiMonth,
            'ganzhi_day' => $ganZhiDay,
            'ganzhi_hour' => $ganZhiHour,
            'wuxing_year' => $this->getWuXing($ganZhiYear),
            'wuxing_month' => $this->getWuXing($ganZhiMonth),
            'wuxing_day' => $this->getWuXing($ganZhiDay),
            'wuxing_hour' => $this->getWuXing($ganZhiHour),
            'color_year' => $this->getColor($ganZhiYear),
            'color_month' => $this->getColor($ganZhiMonth),
            'color_day' => $this->getColor($ganZhiDay),
            'color_hour' => $this->getColor($ganZhiHour),
            'animal' => $this->getAnimal($lunarYear, $termIndex),
            'term' => $term,
            'is_leap' => $isLeap,
        ];