移除旧版 HTML 模板与兼容层，并完善私信、举报、媒体存储与 SEO。

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-08-03 16:37:11 +08:00
parent 060b7707cb
commit 48db333272
121 changed files with 11147 additions and 3225 deletions
--- a/handler/seo_bot.go
+++ b/handler/seo_bot.go
@@ -0,0 +1,146 @@
+package handler
+
+import (
+	"fmt"
+	"html"
+	"strings"
+	"time"
+
+	"git.iioio.com/freefire/jiang13-forum/embed_static"
+	"git.iioio.com/freefire/jiang13-forum/model"
+	"git.iioio.com/freefire/jiang13-forum/service"
+)
+
+// 爬虫专用伪静态 HTML（无 SPA；仅 User-Agent 命中爬虫时返回，避免用户刷新闪屏）
+
+func renderBotHTML(meta *embed_static.SPAPageMeta, bodyInner string) string {
+	if meta == nil {
+		meta = &embed_static.SPAPageMeta{}
+	}
+	ogType := strings.TrimSpace(meta.OGType)
+	if ogType == "" {
+		ogType = "website"
+	}
+	locale := strings.TrimSpace(meta.Locale)
+	if locale == "" {
+		locale = "zh_CN"
+	}
+	var b strings.Builder
+	b.WriteString("<!DOCTYPE html><html lang=\"zh-CN\"><head>")
+	b.WriteString("<meta charset=\"UTF-8\"/>")
+	b.WriteString("<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"/>")
+	writeEscapedTag(&b, "title", meta.Title)
+	writeEscapedMeta(&b, "name", "description", meta.Description)
+	writeEscapedMeta(&b, "name", "keywords", meta.Keywords)
+	if meta.Robots != "" {
+		writeEscapedMeta(&b, "name", "robots", meta.Robots)
+	}
+	if meta.Canonical != "" {
+		b.WriteString(`<link rel="canonical" href="` + html.EscapeString(meta.Canonical) + `"/>`)
+	}
+	writeEscapedMeta(&b, "property", "og:type", ogType)
+	writeEscapedMeta(&b, "property", "og:site_name", meta.SiteName)
+	writeEscapedMeta(&b, "property", "og:locale", locale)
+	writeEscapedMeta(&b, "property", "og:title", meta.Title)
+	writeEscapedMeta(&b, "property", "og:description", meta.Description)
+	writeEscapedMeta(&b, "property", "og:url", meta.Canonical)
+	writeEscapedMeta(&b, "property", "og:image", meta.OGImage)
+	card := "summary"
+	if strings.TrimSpace(meta.OGImage) != "" {
+		card = "summary_large_image"
+	}
+	writeEscapedMeta(&b, "name", "twitter:card", card)
+	writeEscapedMeta(&b, "name", "twitter:title", meta.Title)
+	writeEscapedMeta(&b, "name", "twitter:description", meta.Description)
+	writeEscapedMeta(&b, "name", "twitter:image", meta.OGImage)
+	if meta.JSONLD != "" {
+		b.WriteString(`<script type="application/ld+json">`)
+		b.WriteString(meta.JSONLD)
+		b.WriteString(`</script>`)
+	}
+	b.WriteString(`<style>
+body{font-family:system-ui,sans-serif;line-height:1.6;max-width:800px;margin:24px auto;padding:0 16px;color:#222}
+a{color:#2d6a4f}img{max-width:100%;height:auto}
+.meta{color:#666;font-size:14px;margin:8px 0 20px}
+.nav{margin:32px 0;font-size:14px}
+</style>`)
+	b.WriteString("</head><body>")
+	b.WriteString(bodyInner)
+	b.WriteString(`<p class="nav"><a href="/">← 返回首页</a></p>`)
+	b.WriteString("</body></html>")
+	return b.String()
+}
+
+func writeEscapedTag(b *strings.Builder, tag, text string) {
+	text = strings.TrimSpace(text)
+	if text == "" {
+		return
+	}
+	b.WriteString("<" + tag + ">" + html.EscapeString(text) + "</" + tag + ">")
+}
+
+func writeEscapedMeta(b *strings.Builder, attr, key, content string) {
+	content = strings.TrimSpace(content)
+	if content == "" {
+		return
+	}
+	b.WriteString("<meta " + attr + "=\"" + html.EscapeString(key) + "\" content=\"" + html.EscapeString(content) + "\"/>")
+}
+
+func (h *Handlers) botHomeHTML(meta *embed_static.SPAPageMeta, brand service.SiteBranding) string {
+	name := strings.TrimSpace(brand.Name)
+	if name == "" {
+		name = "姜十三论坛"
+	}
+	intro := brand.MetaDescription()
+	if intro == "" {
+		intro = brand.Slogan
+	}
+	var body strings.Builder
+	body.WriteString("<h1>" + html.EscapeString(name) + "</h1>")
+	if intro != "" {
+		body.WriteString("<p>" + html.EscapeString(intro) + "</p>")
+	}
+	body.WriteString(`<p><a href="/projects">浏览项目</a></p>`)
+	return renderBotHTML(meta, body.String())
+}
+
+func (h *Handlers) botPostHTML(base, siteName, defaultImage, keywords string, post *model.Post) string {
+	meta := attachSiteSEO(h.postPageMeta(base, siteName, defaultImage, post), siteName, keywords)
+	content := service.RedactMembersOnlyHTML(post.Content)
+	author := service.DisplayName(&post.User)
+	var body strings.Builder
+	body.WriteString("<article>")
+	body.WriteString("<h1>" + html.EscapeString(post.Title) + "</h1>")
+	body.WriteString(`<p class="meta">`)
+	body.WriteString(html.EscapeString(author))
+	body.WriteString(" · ")
+	body.WriteString(html.EscapeString(post.CreatedAt.Local().Format("2006-01-02 15:04")))
+	if post.Board.Name != "" {
+		body.WriteString(" · ")
+		body.WriteString(html.EscapeString(post.Board.Name))
+	}
+	body.WriteString("</p>")
+	body.WriteString(content)
+	body.WriteString("</article>")
+	return renderBotHTML(meta, body.String())
+}
+
+func (h *Handlers) botUserHTML(base, siteName, defaultImage, keywords string, user *model.User) string {
+	meta := attachSiteSEO(h.userPageMeta(base, siteName, defaultImage, user), siteName, keywords)
+	name := service.DisplayName(user)
+	sig := strings.TrimSpace(user.Signature)
+	var body strings.Builder
+	body.WriteString("<h1>" + html.EscapeString(name) + " 的主页</h1>")
+	if sig != "" {
+		body.WriteString("<p>" + html.EscapeString(sig) + "</p>")
+	}
+	body.WriteString(fmt.Sprintf(`<p class="meta">加入于 %s</p>`, html.EscapeString(user.CreatedAt.Local().Format(time.DateOnly))))
+	return renderBotHTML(meta, body.String())
+}
+
+func botNotFoundHTML(base, siteName, keywords, path string) string {
+	meta := notFoundPageMeta(base, siteName, keywords, path)
+	body := `<h1>页面不存在</h1><p>您访问的页面不存在或已删除。</p>`
+	return renderBotHTML(meta, body)
+}