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extend/schedule/Schedule.php

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+<?php
+/**
++-----------------------------------------------------------------------------------------------
+* GouGuOPEN [ 左手研发，右手开源，未来可期！]
++-----------------------------------------------------------------------------------------------
+* @Copyright (c) 2021~2024 http://www.gouguoa.com All rights reserved.
++-----------------------------------------------------------------------------------------------
+* @Licensed 勾股OA，开源且可免费使用，但并不是自由软件，未经授权许可不能去除勾股OA的相关版权信息
++-----------------------------------------------------------------------------------------------
+* @Author 勾股工作室 <hdm58@qq.com>
++-----------------------------------------------------------------------------------------------
+*/
+
+namespace Schedule;
+
+class Schedule {
+  // Tests whether the given ISO8601 string has a time-of-day or not
+  const ALL_DAY_REGEX = '/^\d{4}-\d\d-\d\d$/'; // matches strings like "2013-12-29"
+
+  public $title;
+  public $allDay; // a boolean
+  public $start; // a DateTime
+  public $end; // a DateTime, or null
+  public $properties = array(); // an array of other misc properties
+
+  // Constructs an Event object from the given array of key=>values.
+  // You can optionally force the timeZone of the parsed dates.
+  public function __construct($array, $timeZone=null) {
+
+    $this->title = $array['title'];
+
+    if (isset($array['allDay'])) {
+      // allDay has been explicitly specified
+      $this->allDay = (bool)$array['allDay'];
+    }
+    else {
+      // Guess allDay based off of ISO8601 date strings
+      $this->allDay = preg_match(self::ALL_DAY_REGEX, $array['start']) &&
+        (!isset($array['end']) || preg_match(self::ALL_DAY_REGEX, $array['end']));
+    }
+
+    if ($this->allDay) {
+      // If dates are allDay, we want to parse them in UTC to avoid DST issues.
+      $timeZone = null;
+    }
+
+    // Parse dates
+    $this->start = parseDateTime($array['start'], $timeZone);
+    $this->end = isset($array['end']) ? parseDateTime($array['end'], $timeZone) : null;
+
+    // Record misc properties
+    foreach ($array as $name => $value) {
+      if (!in_array($name, array('title', 'allDay', 'start', 'end'))) {
+        $this->properties[$name] = $value;
+      }
+    }
+  }
+
+  // Returns whether the date range of our event intersects with the given all-day range.
+  // $rangeStart and $rangeEnd are assumed to be dates in UTC with 00:00:00 time.
+  public function isWithinDayRange($rangeStart, $rangeEnd) {
+
+    // Normalize our event's dates for comparison with the all-day range.
+    $eventStart = stripTime($this->start);
+
+    if (isset($this->end)) {
+      $eventEnd = stripTime($this->end); // normalize
+    }
+    else {
+      $eventEnd = $eventStart; // consider this a zero-duration event
+    }
+
+    // Check if the two whole-day ranges intersect.
+    return $eventStart < $rangeEnd && $eventEnd >= $rangeStart;
+  }
+
+  // Converts this Event object back to a plain data array, to be used for generating JSON
+  public function toArray() {
+
+    // Start with the misc properties (don't worry, PHP won't affect the original array)
+    $array = $this->properties;
+
+    $array['title'] = $this->title;
+
+    // Figure out the date format. This essentially encodes allDay into the date string.
+    if ($this->allDay) {
+      $format = 'Y-m-d'; // output like "2013-12-29"
+    }
+    else {
+		$format = 'Y-m-d H:i:s';
+		// $format = 'c'; // full ISO8601 output, like "2013-12-29T09:00:00+08:00"
+    }
+
+    // Serialize dates into strings
+    $array['start'] = $this->start->format($format);
+    if (isset($this->end)) {
+      $array['end'] = $this->end->format($format);
+    }
+    return $array;
+  }
+
+}