602 lines
21 KiB
PHP
602 lines
21 KiB
PHP
<?php
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/**
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* 七牛云存储+CDN+WebP扩展+图片质量+EXIF信息
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*
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* @package Qiniu
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* @author 石头厝
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* @version 2.6.0
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* @link https://www.shitoucuo.com
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* @date 2024-01-04
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*/
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require __DIR__ . '/vendor/autoload.php';
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use Qiniu\Auth;
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use Qiniu\Storage\UploadManager;
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use Qiniu\Storage\BucketManager;
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class Qiniu_Plugin implements Typecho_Plugin_Interface
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{
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// 使用静态变量确保CSS只加载一次
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private static $_cssLoaded = false;
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// 激活插件
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public static function activate()
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{
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Typecho_Plugin::factory('Widget_Upload')->uploadHandle = array('Qiniu_Plugin', 'uploadHandle');
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Typecho_Plugin::factory('Widget_Upload')->modifyHandle = array('Qiniu_Plugin', 'modifyHandle');
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Typecho_Plugin::factory('Widget_Upload')->deleteHandle = array('Qiniu_Plugin', 'deleteHandle');
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Typecho_Plugin::factory('Widget_Upload')->attachmentHandle = array('Qiniu_Plugin', 'attachmentHandle');
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// 添加文章内容输出时的EXIF信息显示
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Typecho_Plugin::factory('Widget_Abstract_Contents')->contentEx = array('Qiniu_Plugin', 'parseContent');
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Typecho_Plugin::factory('Widget_Abstract_Contents')->excerptEx = array('Qiniu_Plugin', 'parseContent');
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// 使用安全的CSS加载方式
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Typecho_Plugin::factory('Widget_Archive')->footer = array('Qiniu_Plugin', 'footer');
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return _t('插件已激活，请先配置七牛云信息！');
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}
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// 禁用插件
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public static function deactivate()
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{
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return _t('插件已禁用');
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}
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// 插件配置面板
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public static function config(Typecho_Widget_Helper_Form $form)
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{
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$bucket = new Typecho_Widget_Helper_Form_Element_Text('bucket', null, null, _t('空间名称：'), _t('七牛云存储空间名称'));
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$bucket->addRule('required', _t('"空间名称"不能为空！'));
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$form->addInput($bucket);
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$accesskey = new Typecho_Widget_Helper_Form_Element_Text('accesskey', null, null, _t('AccessKey：'), _t('从七牛云控制台获取'));
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$form->addInput($accesskey->addRule('required', _t('AccessKey不能为空！')));
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$secretkey = new Typecho_Widget_Helper_Form_Element_Text('secretkey', null, null, _t('SecretKey：'), _t('从七牛云控制台获取'));
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$form->addInput($secretkey->addRule('required', _t('SecretKey不能为空！')));
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$domain = new Typecho_Widget_Helper_Form_Element_Text('domain', null, 'https://', _t('绑定域名：'), _t('空间绑定的域名，如：https://cdn.example.com'));
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$form->addInput($domain->addRule('required', _t('请填写空间绑定的域名！'))->addRule('url', _t('您输入的域名格式错误！')));
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$savepath = new Typecho_Widget_Helper_Form_Element_Text('savepath', null, 'typecho/{year}/{month}/', _t('保存路径前缀'), _t('可使用变量：{year}, {month}, {day}, {random}'));
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$form->addInput($savepath);
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// WebP转换开关
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$webp = new Typecho_Widget_Helper_Form_Element_Radio('webp',
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array('0' => _t('关闭'), '1' => _t('开启')),
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'0',
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_t('WebP自动转换：'),
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_t('开启后上传的JPEG/PNG图片将自动转换为WebP格式'));
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$form->addInput($webp);
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// 图片质量设置
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$quality = new Typecho_Widget_Helper_Form_Element_Text('quality', null, '85', _t('图片质量：'),
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_t('设置图片压缩质量(1-100)，仅对JPEG/PNG/WEBP格式有效。85为推荐值'));
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$quality->addRule('required', _t('图片质量不能为空！'))
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->addRule('isInteger', _t('必须输入数字！'))
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->addRule('range', _t('请输入1-100之间的数字！'), array(1, 100));
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$form->addInput($quality);
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// EXIF信息开关
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$exif = new Typecho_Widget_Helper_Form_Element_Radio('exif',
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array('0' => _t('关闭'), '1' => _t('开启')),
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'0',
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_t('EXIF信息显示：'),
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_t('开启后文章图片悬停时会显示拍摄信息（相机型号、光圈、快门等）'));
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$form->addInput($exif);
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}
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// 个人用户配置面板
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public static function personalConfig(Typecho_Widget_Helper_Form $form)
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{
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}
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// 获得插件配置信息
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public static function getConfig()
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{
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return Typecho_Widget::widget('Widget_Options')->plugin('Qiniu');
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}
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// 安全的CSS加载方式
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public static function footer()
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{
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$option = self::getConfig();
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if ($option->exif && !self::$_cssLoaded) {
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// 只在文章页面加载CSS
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$widget = Typecho_Widget::widget('Widget_Archive');
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if ($widget->is('single')) {
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echo '<script>
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if (document.readyState === "loading") {
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document.addEventListener("DOMContentLoaded", function() {
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var style = document.createElement("style");
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style.type = "text/css";
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style.textContent = `';
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self::echoCss();
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echo '`;
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document.head.appendChild(style);
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});
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} else {
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var style = document.createElement("style");
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style.type = "text/css";
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style.textContent = `';
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self::echoCss();
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echo '`;
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document.head.appendChild(style);
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}
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</script>';
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self::$_cssLoaded = true;
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}
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}
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}
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// 输出CSS内容
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private static function echoCss()
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{
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echo '.qiniu-exif-container {
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display: inline-block;
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position: relative;
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max-width: 100%;
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}
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.qiniu-exif-info {
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position: absolute;
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top: 0;
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left: 0;
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right: 0;
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background: rgba(0, 0, 0, 0.85);
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color: white;
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padding: 8px 10px;
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font-size: 12px;
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line-height: 1.4;
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opacity: 0;
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visibility: hidden;
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transition: opacity 0.3s ease, visibility 0.3s ease;
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z-index: 9999;
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border-radius: 4px;
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box-shadow: 0 2px 8px rgba(0,0,0,0.2);
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pointer-events: none;
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}
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.qiniu-exif-container:hover .qiniu-exif-info {
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opacity: 1;
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visibility: visible;
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}
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.qiniu-exif-info div {
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margin: 3px 0;
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}
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.qiniu-exif-info strong {
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font-weight: 600;
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color: #fff;
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}';
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}
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/**
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* 解析文章内容，为图片添加EXIF容器
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*/
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public static function parseContent($content, $widget, $lastResult)
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{
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$content = $lastResult ? $lastResult : $content;
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$option = self::getConfig();
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if (!$option->exif || !$widget->is('single')) {
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return $content;
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}
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$pattern = '/<img\s+[^>]*src=["\']([^"\']+)["\'][^>]*>/i';
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return preg_replace_callback($pattern, function($matches) {
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$imgTag = $matches[0];
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$src = $matches[1];
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$option = self::getConfig();
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$domain = rtrim($option->domain, '/');
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// 检查是否是七牛云的图片
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if (strpos($src, $domain) === false) {
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return $imgTag;
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}
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// 从URL中提取文件路径
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$path = str_replace($domain, '', $src);
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$path = ltrim(parse_url($path, PHP_URL_PATH), '/');
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// 去除图片处理参数
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if (strpos($path, '?') !== false) {
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$path = substr($path, 0, strpos($path, '?'));
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}
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// 从数据库获取EXIF信息
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$db = Typecho_Db::get();
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$row = $db->fetchRow($db->select()->from('table.contents')
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->where('type = ?', 'attachment')
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->where('text LIKE ?', '%"path":"' . $path . '"%')
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->limit(1));
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if ($row) {
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$attachment = unserialize($row['text']);
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if (isset($attachment['exif']) && !empty($attachment['exif'])) {
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$exifData = $attachment['exif'];
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// 生成简化的EXIF信息HTML
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$exifHtml = '<div class="qiniu-exif-info">';
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if (!empty($exifData['camera'])) {
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$exifHtml .= '<div><strong>' . htmlspecialchars($exifData['camera']) . '</strong></div>';
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}
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$details = array();
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if (!empty($exifData['exposure'])) {
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$details[] = '快门:' . htmlspecialchars($exifData['exposure']);
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}
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if (!empty($exifData['aperture'])) {
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$details[] = '光圈:f/' . htmlspecialchars($exifData['aperture']);
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}
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if (!empty($exifData['iso'])) {
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$details[] = 'ISO:' . htmlspecialchars($exifData['iso']);
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}
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if (!empty($exifData['focal_length'])) {
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$details[] = '焦距:' . htmlspecialchars($exifData['focal_length']) . 'mm';
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}
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if (!empty($details)) {
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$exifHtml .= '<div>' . implode(' ', $details) . '</div>';
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}
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$exifHtml .= '</div>';
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return '<div class="qiniu-exif-container">' . $imgTag . $exifHtml . '</div>';
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}
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}
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return $imgTag;
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}, $content);
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}
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/**
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* 提取EXIF信息
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*/
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private static function extractExif($filePath)
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{
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if (!function_exists('exif_read_data')) {
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return array();
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}
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$exif = @exif_read_data($filePath);
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if (!$exif) {
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return array();
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}
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$result = array();
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// 相机型号
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if (!empty($exif['Make']) || !empty($exif['Model'])) {
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$make = !empty($exif['Make']) ? trim($exif['Make']) : '';
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$model = !empty($exif['Model']) ? trim($exif['Model']) : '';
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$result['camera'] = trim($make . ' ' . $model);
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}
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// 曝光时间
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if (!empty($exif['ExposureTime'])) {
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$result['exposure'] = $exif['ExposureTime'];
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}
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// 光圈值
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if (!empty($exif['FNumber'])) {
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$fnumber = is_array($exif['FNumber']) ? $exif['FNumber'][0] / $exif['FNumber'][1] : $exif['FNumber'];
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$result['aperture'] = number_format($fnumber, 1);
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}
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// ISO
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if (!empty($exif['ISOSpeedRatings'])) {
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$result['iso'] = $exif['ISOSpeedRatings'];
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}
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// 焦距
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if (!empty($exif['FocalLength'])) {
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if (is_array($exif['FocalLength'])) {
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$focal = $exif['FocalLength'][0] / $exif['FocalLength'][1];
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} else {
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$focal = $exif['FocalLength'];
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}
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$result['focal_length'] = number_format($focal, 1);
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}
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// 拍摄时间
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if (!empty($exif['DateTimeOriginal'])) {
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$result['date'] = date('Y-m-d H:i', strtotime($exif['DateTimeOriginal']));
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}
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return $result;
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}
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/**
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* 检测是否支持WebP转换
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*/
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private static function canConvertWebp()
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{
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if (!extension_loaded('gd')) {
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return false;
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}
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$gdInfo = gd_info();
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return isset($gdInfo['WebP Support']) && $gdInfo['WebP Support'];
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}
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/**
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* 压缩图片并转换格式
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*/
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private static function compressAndConvert($sourcePath, $targetExt, $quality)
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{
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$imageInfo = @getimagesize($sourcePath);
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if (!$imageInfo) {
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return $sourcePath;
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}
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$mime = $imageInfo['mime'];
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// 创建图像资源
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switch ($mime) {
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case 'image/jpeg':
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$image = imagecreatefromjpeg($sourcePath);
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break;
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case 'image/png':
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$image = imagecreatefrompng($sourcePath);
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imagepalettetotruecolor($image);
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imagealphablending($image, false);
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imagesavealpha($image, true);
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break;
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case 'image/gif':
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$image = imagecreatefromgif($sourcePath);
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break;
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default:
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return $sourcePath;
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}
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if (!$image) {
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return $sourcePath;
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}
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$tempFile = tempnam(sys_get_temp_dir(), 'img_') . '.' . $targetExt;
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$success = false;
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switch ($targetExt) {
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case 'jpg':
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case 'jpeg':
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$success = imagejpeg($image, $tempFile, $quality);
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break;
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case 'png':
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$pngQuality = 9 - round(($quality / 100) * 9);
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$success = imagepng($image, $tempFile, $pngQuality);
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break;
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case 'webp':
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if (self::canConvertWebp()) {
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$success = imagewebp($image, $tempFile, $quality);
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}
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break;
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}
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imagedestroy($image);
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if ($success && file_exists($tempFile)) {
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return $tempFile;
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}
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return $sourcePath;
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}
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/**
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* 使用七牛基本图片处理
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*/
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private static function applyQiniuStyle($url, $option)
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{
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$pathInfo = pathinfo($url);
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$currentExt = isset($pathInfo['extension']) ? strtolower($pathInfo['extension']) : '';
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$needQuality = $option->quality && $option->quality != 85;
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$needWebP = $option->webp && $currentExt != 'webp';
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if (!$needQuality && !$needWebP) {
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return $url;
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}
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$params = array();
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if ($needQuality) {
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$params[] = 'q/' . intval($option->quality);
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}
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if ($needWebP) {
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$params[] = 'format/webp';
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}
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if (!empty($params)) {
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$separator = (strpos($url, '?') === false) ? '?' : '&';
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$url .= $separator . 'imageView2/2/' . implode('/', $params);
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}
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return $url;
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}
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/**
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* 删除文件
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*/
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public static function deleteFile($filepath)
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{
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try {
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$option = self::getConfig();
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$auth = new Auth($option->accesskey, $option->secretkey);
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$bucketMgr = new BucketManager($auth);
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$err = $bucketMgr->delete($option->bucket, $filepath);
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return $err === null;
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} catch (Exception $e) {
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return false;
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}
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}
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/**
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* 上传文件到七牛云 - 修复中文文件名问题
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*/
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public static function uploadFile($file, $content = null)
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{
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error_reporting(0);
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if (empty($file['name']) || !isset($file['tmp_name'])) {
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return array('error' => 1, 'message' => '上传文件无效');
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}
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// 获取原始文件名
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$originalName = basename($file['name']);
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// 使用pathinfo正确处理中文字符
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$pathInfo = pathinfo($originalName);
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$originalExt = isset($pathInfo['extension']) ? strtolower($pathInfo['extension']) : '';
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$baseName = isset($pathInfo['filename']) ? $pathInfo['filename'] : '';
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// 校验扩展名
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if (!Widget_Upload::checkFileType($originalExt)) {
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return array('error' => 1, 'message' => '不允许上传此类型文件');
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}
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$option = self::getConfig();
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if (empty($option->bucket) || empty($option->accesskey) || empty($option->secretkey) || empty($option->domain)) {
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return array('error' => 1, 'message' => '请先正确配置七牛云插件');
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}
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$date = new Typecho_Date(Typecho_Widget::widget('Widget_Options')->gmtTime);
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// 提取EXIF信息
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$exifData = array();
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if ($option->exif && in_array($originalExt, array('jpg', 'jpeg'))) {
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$exifData = self::extractExif($file['tmp_name']);
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}
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// 处理图片压缩和转换
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$tempFile = null;
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$uploadPath = $file['tmp_name'];
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$finalExt = $originalExt;
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$supportedImages = array('jpg', 'jpeg', 'png', 'gif');
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if (in_array($originalExt, $supportedImages)) {
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$quality = isset($option->quality) ? intval($option->quality) : 85;
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$quality = max(1, min(100, $quality));
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$targetExt = $originalExt;
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if ($option->webp && self::canConvertWebp() && $originalExt != 'gif') {
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$targetExt = 'webp';
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}
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if ($targetExt != $originalExt || $quality != 85) {
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$processedPath = self::compressAndConvert($file['tmp_name'], $targetExt, $quality);
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if ($processedPath != $file['tmp_name']) {
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$uploadPath = $processedPath;
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$finalExt = $targetExt;
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$tempFile = $processedPath;
|
||
}
|
||
}
|
||
}
|
||
|
||
// 生成存储路径 - 保持原始文件名，只替换文件系统不允许的字符
|
||
// 处理文件名，保留中文字符，只替换特殊字符
|
||
$safeName = $baseName;
|
||
|
||
// 替换文件系统不允许的字符，但保留中文字符
|
||
$safeName = preg_replace('/[<>:"\/\\|?*]/', '_', $safeName);
|
||
// 移除首尾空格
|
||
$safeName = trim($safeName);
|
||
// 如果名称为空，使用时间戳
|
||
if (empty($safeName)) {
|
||
$safeName = 'image_' . time();
|
||
}
|
||
|
||
if (isset($content)) {
|
||
$filePath = $content['attachment']->path;
|
||
self::deleteFile($filePath);
|
||
} else {
|
||
$savepath = preg_replace(array('/\{year\}/', '/\{month\}/', '/\{day\}/', '/\{random\}/'),
|
||
array($date->year, $date->month, $date->day, uniqid()),
|
||
$option->savepath);
|
||
$filePath = rtrim($savepath, '/') . '/' . $safeName . '.' . $finalExt;
|
||
}
|
||
|
||
if (!file_exists($uploadPath)) {
|
||
return array('error' => 1, 'message' => '上传文件不存在');
|
||
}
|
||
|
||
try {
|
||
$upManager = new UploadManager();
|
||
$auth = new Auth($option->accesskey, $option->secretkey);
|
||
$token = $auth->uploadToken($option->bucket);
|
||
|
||
// 七牛云SDK会自动处理文件名编码
|
||
list($ret, $error) = $upManager->putFile($token, $filePath, $uploadPath);
|
||
|
||
if ($tempFile && file_exists($tempFile) && $tempFile != $file['tmp_name']) {
|
||
@unlink($tempFile);
|
||
}
|
||
|
||
if ($error == null) {
|
||
$rawUrl = Typecho_Common::url($filePath, $option->domain);
|
||
$processedUrl = self::applyQiniuStyle($rawUrl, $option);
|
||
|
||
$fileSize = @filesize($uploadPath);
|
||
|
||
$result = array(
|
||
'name' => $originalName, // 使用原始文件名
|
||
'path' => $filePath,
|
||
'size' => $fileSize ? (int)$fileSize : 0,
|
||
'type' => $finalExt,
|
||
'mime' => $finalExt == 'webp' ? 'image/webp' : Typecho_Common::mimeContentType($uploadPath),
|
||
'url' => $processedUrl
|
||
);
|
||
|
||
if (!empty($exifData)) {
|
||
$result['exif'] = $exifData;
|
||
}
|
||
|
||
return $result;
|
||
} else {
|
||
return array('error' => 1, 'message' => '七牛云上传失败: ' . $error->message());
|
||
}
|
||
} catch (Exception $e) {
|
||
if ($tempFile && file_exists($tempFile) && $tempFile != $file['tmp_name']) {
|
||
@unlink($tempFile);
|
||
}
|
||
return array('error' => 1, 'message' => '上传异常: ' . $e->getMessage());
|
||
}
|
||
}
|
||
|
||
// 上传文件处理函数
|
||
public static function uploadHandle($file)
|
||
{
|
||
return self::uploadFile($file);
|
||
}
|
||
|
||
// 修改文件处理函数
|
||
public static function modifyHandle($content, $file)
|
||
{
|
||
return self::uploadFile($file, $content);
|
||
}
|
||
|
||
// 删除文件处理函数
|
||
public static function deleteHandle(array $content)
|
||
{
|
||
if (isset($content['attachment'])) {
|
||
self::deleteFile($content['attachment']->path);
|
||
}
|
||
}
|
||
|
||
// 获取实际文件绝对访问路径
|
||
public static function attachmentHandle(array $content)
|
||
{
|
||
$option = self::getConfig();
|
||
if (isset($content['attachment'])) {
|
||
$rawUrl = Typecho_Common::url($content['attachment']->path, $option->domain);
|
||
return self::applyQiniuStyle($rawUrl, $option);
|
||
}
|
||
return '';
|
||
}
|
||
} |