PHP開發之製作簡單日曆製作CLASS類
前面我們講解了
threshold方法,產生日曆的各個邊界值
caculate方法,計算日曆的天數與樣式
draw方法,畫表格,設置table中的tr與td
本節我們把他們封裝到一個Calendar類別中,然後在前端頁面引用,以後大家做其他類似專案時可以呼叫這個類別。
這個類別檔案建立個名稱為calendar.php。
<?php class Calendar { /* * @deprecated 生成日历的各个边界值 * @param string $year * @param string $month * @return array */ function threshold($year, $month) { $firstDay = mktime(0, 0, 0, $month, 1, $year); //mktime() 函数返回日期的 UNIX 时间戳。 $lastDay = strtotime('+1 month -1 day', $firstDay); //取得天数 $days = date("t", $firstDay); //取得第一天是星期几 $firstDayOfWeek = date("N", $firstDay); //获得最后一天是星期几 $lastDayOfWeek = date('N', $lastDay); //上一个月最后一天 $lastMonthDate = strtotime('-1 day', $firstDay); //strtotime() 函数将任何英文文本的日期或时间描述解析为 Unix 时间戳 $lastMonthOfLastDay = date('d', $lastMonthDate); //下一个月第一天 $nextMonthDate = strtotime('+1 day', $lastDay); $nextMonthOfFirstDay = strtotime('+1 day', $lastDay); //日历的第一个日期 if($firstDayOfWeek == 7) { $firstDate = $firstDay; }else { $firstDate = strtotime('-' . $firstDayOfWeek . ' day', $firstDay); } //日历的最后一个日期 if($lastDayOfWeek == 6) { $lastDate = $lastDay; }elseif($lastDayOfWeek == 7) { $lastDate = strtotime('+6 day', $lastDay); }else { $lastDate = strtotime('+' . (6 - $lastDayOfWeek) . ' day', $lastDay); } return array( 'days' => $days, 'firstDayOfWeek' => $firstDayOfWeek, 'lastDayOfWeek' => $lastDayOfWeek, 'lastMonthOfLastDay' => $lastMonthOfLastDay, 'firstDate' => $firstDate, 'lastDate' => $lastDate, 'year' => $year, 'month' => $month ); } /* * @author Pwstrick * @param array $calendar 通过threshold方法计算后的数据 * @deprecated 计算日历的天数与样式 */ function caculate($calendar) { $days = $calendar['days']; $firstDayOfWeek = $calendar['firstDayOfWeek'];//本月第一天的星期 $lastDayOfWeek = $calendar['lastDayOfWeek'];//本月最后一天的星期 $lastMonthOfLastDay = $calendar['lastMonthOfLastDay'];//上个月的最后一天 $year = $calendar['year']; $month = $calendar['month']; $dates = array(); if($firstDayOfWeek != 7) { $lastDays = array(); $current = $lastMonthOfLastDay;//上个月的最后一天 for ($i = 0; $i < $firstDayOfWeek; $i++) { array_push($lastDays, $current);//添加上一个月的日期天数 $current--; } $lastDays = array_reverse($lastDays);//反序 foreach ($lastDays as $index => $day) { array_push($dates, array('day' => $day, 'tdclass' => ($index ==0 ?'rest':''), 'pclass' => 'outter')); } } //本月日历信息 for ($i = 1; $i <= $days; $i++) { $isRest = $this->_checkIsRest($year, $month, $i); //判断是否是休息天 array_push($dates, array('day' => $i, 'tdclass' => ($isRest ?'rest':''), 'pclass' => '')); } //下月日历信息 if($lastDayOfWeek == 7) {//最后一天是星期日 $length = 6; } elseif($lastDayOfWeek == 6) {//最后一天是星期六 $length = 0; }else { $length = 6 - $lastDayOfWeek; } for ($i = 1; $i <= $length; $i++) { array_push($dates, array('day' => $i, 'tdclass' => ($i==$length ?'rest':''), 'pclass' => 'outter')); } return $dates; } /* * @author Pwstrick * @deprecated 判断是否是休息天 */ private function _checkIsRest($year, $month, $day) { $date = mktime(0, 0, 0, $month, $day, $year); $week = date("N", $date); return $week == 7 || $week == 6; } /* * @author Pwstrick * @param array $caculate 通过caculate方法计算后的数据 * @deprecated 画表格,设置table中的tr与td */ function draw($caculate) { $tr = array(); $length = count($caculate); $result = array(); foreach ($caculate as $index => $date) { if($index % 7 == 0) {//第一列 $tr = array($date); }elseif($index % 7 == 6 || $index == ($length-1)) { array_push($tr, $date); array_push($result, $tr);//添加到返回的数据中 $tr = array();//清空数组列表 }else { array_push($tr, $date); } } return $result; } } ?>