83 lines
2.4 KiB
PHP
83 lines
2.4 KiB
PHP
<?php
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/**
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* 页面黑白显示插件（支持时间段、指定日期、每月/每年循环）
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*
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* @package GrayModePlugin
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* @author Your
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* @version 1.1.0
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* @link https://your.site
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*/
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class GrayModePlugin implements Typecho_Plugin_Interface
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{
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public static function activate()
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{
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Typecho_Plugin::factory('Widget_Archive')->header = [__CLASS__, 'changeheader'];
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}
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public static function deactivate() {}
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public static function config(Typecho_Widget_Helper_Form $form)
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{
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$start = new Typecho_Widget_Helper_Form_Element_Text(
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'startTime', NULL, '00:00', '开始时间', '格式如 08:00'
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);
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$end = new Typecho_Widget_Helper_Form_Element_Text(
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'endTime', NULL, '23:59', '结束时间', '格式如 22:00'
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);
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$dates = new Typecho_Widget_Helper_Form_Element_Textarea(
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'specialDates', NULL, '',
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'灰白显示日期列表',
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'支持多种格式：<br>
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- 一次性：2025-09-18<br>
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- 每年重复：04-04（每年4月4日）<br>
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- 每月重复：-18（每月18日）<br>
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多个值用英文逗号分隔，如：2025-09-18,04-04,-18'
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);
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$form->addInput($start);
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$form->addInput($end);
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$form->addInput($dates);
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}
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public static function personalConfig(Typecho_Widget_Helper_Form $form) {}
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public static function changeheader()
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{
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$options = Typecho_Widget::widget('Widget_Options')->plugin('GrayModePlugin');
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$start = $options->startTime;
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$end = $options->endTime;
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$dates = trim($options->specialDates);
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$now = date('H:i');
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// 判断是否在时间区间内
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$inTimeRange = ($start <= $now && $now <= $end);
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if (!$inTimeRange) return;
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$today = date('Y-m-d');
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$monthDay = date('m-d');
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$dayOnly = date('d');
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$dateList = array_filter(array_map('trim', explode(',', $dates)));
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foreach ($dateList as $date) {
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if (
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$date === $today || // 一次性完整日期
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$date === $monthDay || // 每年循环
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$date === '-' . $dayOnly // 每月循环
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) {
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echo <<<EOT
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<style>
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html {
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filter: grayscale(100%);
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-webkit-filter: grayscale(100%);
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}
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</style>
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EOT;
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break;
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}
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}
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}
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} |