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var/Typecho/Date.php

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+<?php
+
+namespace Typecho;
+
+/**
+ * 日期处理
+ *
+ * @author qining
+ * @category typecho
+ * @package Date
+ */
+class Date
+{
+    /**
+     * 期望时区偏移
+     *
+     * @access public
+     * @var integer
+     */
+    public static int $timezoneOffset = 0;
+
+    /**
+     * 服务器时区偏移
+     *
+     * @access public
+     * @var integer
+     */
+    public static int $serverTimezoneOffset = 0;
+
+    /**
+     * 当前的服务器时间戳
+     *
+     * @access public
+     * @var integer
+     */
+    public static int $serverTimeStamp = 0;
+
+    /**
+     * 可以被直接转换的时间戳
+     *
+     * @access public
+     * @var integer
+     */
+    public int $timeStamp = 0;
+
+    /**
+     * @var string
+     */
+    public string $year;
+
+    /**
+     * @var string
+     */
+    public string $month;
+
+    /**
+     * @var string
+     */
+    public string $day;
+
+    /**
+     * 初始化参数
+     *
+     * @param integer|null $time 时间戳
+     */
+    public function __construct(?int $time = null)
+    {
+        $this->timeStamp = (null === $time ? self::time() : $time)
+            + (self::$timezoneOffset - self::$serverTimezoneOffset);
+
+        $this->year = date('Y', $this->timeStamp);
+        $this->month = date('m', $this->timeStamp);
+        $this->day = date('d', $this->timeStamp);
+    }
+
+    /**
+     * 设置当前期望的时区偏移
+     *
+     * @param integer $offset
+     */
+    public static function setTimezoneOffset(int $offset)
+    {
+        self::$timezoneOffset = $offset;
+        self::$serverTimezoneOffset = idate('Z');
+    }
+
+    /**
+     * 获取格式化时间
+     *
+     * @param string $format 时间格式
+     * @return string
+     */
+    public function format(string $format): string
+    {
+        return date($format, $this->timeStamp);
+    }
+
+    /**
+     * 获取国际化偏移时间
+     *
+     * @return string
+     */
+    public function word(): string
+    {
+        return I18n::dateWord($this->timeStamp, self::time() + (self::$timezoneOffset - self::$serverTimezoneOffset));
+    }
+
+    /**
+     * 获取GMT时间
+     *
+     * @deprecated
+     * @return int
+     */
+    public static function gmtTime(): int
+    {
+        return self::time();
+    }
+
+    /**
+     * 获取服务器时间
+     *
+     * @return int
+     */
+    public static function time(): int
+    {
+        return self::$serverTimeStamp ?: (self::$serverTimeStamp = time());
+    }
+}