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作为 OIDC Provider 对接 Gitea；注册支持邮件验证码/验证码；侧栏同步公开仓库；Feed 分页、文章大纲、标签云与站点品牌设置。 Co-authored-by: Cursor <cursoragent@cursor.com>
103 lines
4.0 KiB
TypeScript
103 lines
4.0 KiB
TypeScript
import DOMPurify from 'dompurify';
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import type { Config } from 'dompurify';
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import { enhanceCodeBlocks } from './enhanceCodeBlocks';
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import { enhanceHeadingAnchors } from './postHeadings';
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/** DOMPurify 配置：允许会员专属自定义标签与链接 target */
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export const POST_CONTENT_PURIFY_CONFIG: Config = {
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ADD_TAGS: ['members-only'],
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ADD_ATTR: ['data-locked', 'data-length', 'target', 'rel', 'data-code-copy', 'data-lang'],
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};
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const LOCK_ICON_SVG = `<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect width="18" height="11" x="3" y="11" rx="2" ry="2"/><path d="M7 11V7a5 5 0 0 1 10 0v4"/></svg>`;
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/** 游客看到的锁定区块：流内嵌条 + 登录引导（精简高度） */
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function buildLockedGateHtml(charLength: number): string {
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const lengthHint = charLength > 0
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? `约 ${charLength} 字`
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: '专属内容';
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return `
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<div class="post-members-only__locked-wrap">
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<div class="post-members-only__gate">
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<span class="post-members-only__gate-icon" aria-hidden="true">${LOCK_ICON_SVG}</span>
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<div class="post-members-only__gate-text">
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<p class="post-members-only__gate-title">登录后可见（${lengthHint}）</p>
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<p class="post-members-only__gate-desc">作者将此段设为仅登录用户可读</p>
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</div>
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<div class="post-members-only__gate-actions">
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<button type="button" class="post-members-only__gate-btn" data-members-login>登录查看</button>
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<button type="button" class="post-members-only__gate-link" data-members-register>免费注册</button>
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</div>
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</div>
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</div>`;
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}
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/** 判断 HTML 正文是否为空（忽略空段落等） */
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export function isHtmlEmpty(html: string): boolean {
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if (!html.trim()) return true;
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const doc = new DOMParser().parseFromString(
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DOMPurify.sanitize(html, POST_CONTENT_PURIFY_CONFIG) as string,
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'text/html',
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);
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return (doc.body.textContent ?? '').trim().length === 0;
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}
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/** 根据登录状态渲染帖子正文 HTML */
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export function renderPostContentHtml(
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html: string,
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isLoggedIn: boolean,
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opts?: { openLinksInNewTab?: boolean },
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): string {
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if (!html.trim()) return '';
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const doc = new DOMParser().parseFromString(
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DOMPurify.sanitize(html, POST_CONTENT_PURIFY_CONFIG) as string,
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'text/html',
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);
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doc.querySelectorAll('members-only').forEach(el => {
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const locked = el.getAttribute('data-locked') === 'true' || !isLoggedIn;
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if (locked) {
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const charLength = parseInt(el.getAttribute('data-length') || '0', 10) || 0;
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el.setAttribute('data-locked', 'true');
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el.className = 'post-members-only post-members-only--locked';
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el.innerHTML = buildLockedGateHtml(charLength);
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return;
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}
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const innerHtml = el.querySelector('.post-members-only__body')?.innerHTML
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?? Array.from(el.childNodes)
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.filter(n => !(n instanceof Element && n.classList.contains('post-members-only__badge')))
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.map(n => (n instanceof Element ? n.outerHTML : n.textContent ?? ''))
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.join('');
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// 已登录：降噪，不展示醒目 badge，仅保留结构容器
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el.className = 'post-members-only post-members-only--visible';
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el.innerHTML = `<div class="post-members-only__body">${innerHtml}</div>`;
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});
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doc.querySelectorAll('img').forEach(img => {
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if (!img.getAttribute('loading')) img.setAttribute('loading', 'lazy');
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if (!img.getAttribute('decoding')) img.setAttribute('decoding', 'async');
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});
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if (opts?.openLinksInNewTab) {
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doc.querySelectorAll('a[href]').forEach(a => {
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const href = a.getAttribute('href') || '';
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if (!href || href.startsWith('#') || href.startsWith('javascript:')) return;
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a.setAttribute('target', '_blank');
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const rel = new Set((a.getAttribute('rel') || '').split(/\s+/).filter(Boolean));
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rel.add('noopener');
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rel.add('noreferrer');
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a.setAttribute('rel', Array.from(rel).join(' '));
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});
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}
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enhanceHeadingAnchors(doc.body);
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enhanceCodeBlocks(doc.body);
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return doc.body.innerHTML;
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}
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