Initial commit

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

pub/seo/h5path/path.go

@@ -0,0 +1,122 @@
+// Package h5path 统一拼装黄豆 H5（91dj-h5）的页面路径。
+// 页面地址与线上 canonical 一致，不追加尾斜杠。
+package h5path
+
+import (
+	"strconv"
+	"strings"
+	"videoweb/pub/common/utils"
+)
+
+func Segment(slug string, id int64) string {
+	return utils.PathSegment(slug, id)
+}
+
+// Entity 拼 /{prefix}/{slug|id}，无有效段时只返回 prefix。
+func Entity(prefix, slug string, id int64) string {
+	prefix = "/" + strings.Trim(prefix, "/")
+	if segment := Segment(slug, id); segment != "" {
+		return prefix + "/" + segment
+	}
+	return prefix
+}
+
+func Playlet(slug string, id int64) string {
+	if Segment(slug, id) == "" {
+		return ""
+	}
+	return Entity("/short-drama", slug, id)
+}
+
+// PlayletPlay 播放页：/short-drama/{slug}/play/{集数}。集数是 CurrentEpisode，不是剧集文档 id。
+func PlayletPlay(slug string, id, episode int64) string {
+	base := Playlet(slug, id)
+	if base == "" || episode <= 0 {
+		return ""
+	}
+	return base + "/play/" + strconv.FormatInt(episode, 10)
+}
+
+func PlayletChapter(slug string, playletID, episode int64) string {
+	return PlayletPlay(slug, playletID, episode)
+}
+
+func TopicDetail(slug string, id int64) string {
+	if isReservedTopicSlug(slug) {
+		slug = ""
+	}
+	if Segment(slug, id) == "" {
+		return "/topics"
+	}
+	return Entity("/topics", slug, id)
+}
+
+func Tag(slug string, id int64) string {
+	if Segment(slug, id) == "" {
+		return ""
+	}
+	return Entity("/topics/tag", slug, id)
+}
+
+func ListTheme(slug string, id int64) string {
+	return TopicDetail(slug, id)
+}
+
+func isReservedTopicSlug(slug string) bool {
+	switch strings.ToLower(strings.TrimSpace(slug)) {
+	case "tag", "page":
+		return true
+	default:
+		return false
+	}
+}
+
+func VideoPlay(slug string, id int64) string {
+	if Segment(slug, id) == "" {
+		return ""
+	}
+	return Entity("/series-play", slug, id)
+}
+
+func MoreList(slug string, id int64) string {
+	if Segment(slug, id) == "" {
+		return ""
+	}
+	return Entity("/shorts/more", slug, id)
+}
+
+func MoreSeriesList(slug string, id int64) string {
+	if Segment(slug, id) == "" {
+		return ""
+	}
+	return Entity("/more-series-list", slug, id)
+}
+
+func SeriesTopic(topicID int64) string {
+	if topicID <= 0 {
+		return "/series"
+	}
+	return "/series/all/" + strconv.FormatInt(topicID, 10) + "/1"
+}
+
+// Abs 拼绝对地址。首页保留尾斜杠，其余页面与 H5 路由一致、不带尾斜杠。
+func Abs(webAddr, path string) string {
+	path = strings.TrimSpace(path)
+	if path == "" || path == "/" {
+		return utils.JoinUrlPathKeepSlash(webAddr, "/")
+	}
+	return utils.JoinUrlPathKeepSlash(webAddr, "/"+strings.Trim(path, "/"))
+}
+
+// SitemapAbs 拼 sitemap 绝对地址，与 H5 canonical 一致，不追加尾斜杠。
+func SitemapAbs(webAddr, path string) string {
+	webAddr = strings.TrimRight(strings.TrimSpace(webAddr), "/")
+	path = strings.TrimSpace(path)
+	if webAddr == "" {
+		return ""
+	}
+	if path == "" || path == "/" {
+		return webAddr
+	}
+	return webAddr + "/" + strings.Trim(path, "/")
+}