<!DOCTYPE html> <html lang="zh-CN" xmlns:th="http://www.thymeleaf.org"> <th:block th:fragment="open-graph(_title,_permalink,_cover,_excerpt,_type)"> <!-- Open Graph Start --> <meta property="og:site_name" th:content="${site.title}" /> <meta property="og:type" th:content="${_type}" /> <meta property="og:title" th:content="${_title}" /> <meta property="og:url" th:content="|${site.url}${_permalink}|" /> <th:block th:with="description = ${ not #strings.isEmpty(_excerpt) ? _excerpt : not #strings.isEmpty(site.seo.description) ? site.seo.description: _title}, image=${not #strings.isEmpty(_cover) ? _cover : not #strings.isEmpty(site.logo) ? site.logo :'null'}"> <meta property="og:description" th:content="${description}" /> <meta property="og:image" th:content="${image}" /> </th:block> <meta name="twitter:card" content="summary_large_image" /> <meta name="twitter:title" th:content="${_title}" /> <meta name="twitter:url" th:content="|${site.url}${_permalink}|" /> <th:block th:with="description = ${ not #strings.isEmpty(_excerpt) ? _excerpt : not #strings.isEmpty(site.seo.description) ? site.seo.description: _title}, image=${not #strings.isEmpty(_cover) ? _cover : not #strings.isEmpty(site.logo) ? site.logo :'null'}"> <meta name="twitter:description" th:content="${description}" /> <meta name="twitter:image" th:content="${image}" /> </th:block> <!-- Open Graph End --> </th:block> </html>