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chore: update memo metadata

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Steven 2023-12-15 08:12:10 +08:00
parent 52743017a3
commit 24672e0c5e
1 changed files with 17 additions and 8 deletions
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25
server/frontend/frontend.go
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@ -67,35 +67,44 @@ func (s *FrontendService) registerRoutes(e *echo.Echo) {
ctx := c.Request().Context() ctx := c.Request().Context()
memoID, err := util.ConvertStringToInt32(c.Param("memoID")) memoID, err := util.ConvertStringToInt32(c.Param("memoID"))
if err != nil { if err != nil {
return echo.NewHTTPError(http.StatusBadRequest, "invalid memo id") // Redirect to `index.html` if any error occurs.
return c.HTML(http.StatusOK, rawIndexHTML)
} }
memo, err := s.Store.GetMemo(ctx, &store.FindMemo{ memo, err := s.Store.GetMemo(ctx, &store.FindMemo{
ID: &memoID, ID: &memoID,
}) })
if err != nil { if err != nil {
return echo.NewHTTPError(http.StatusInternalServerError, "failed to retrieve memo") return c.HTML(http.StatusOK, rawIndexHTML)
} }
if memo == nil { if memo == nil {
return echo.NewHTTPError(http.StatusNotFound, "memo not found") return c.HTML(http.StatusOK, rawIndexHTML)
} }
if memo.Visibility != store.Public { if memo.Visibility != store.Public {
return echo.NewHTTPError(http.StatusForbidden, "memo is not public") return c.HTML(http.StatusOK, rawIndexHTML)
} }
indexHTML := strings.ReplaceAll(rawIndexHTML, "<!-- memos.metadata -->", generateMemoMetadata(memo)) creator, err := s.Store.GetUser(ctx, &store.FindUser{
ID: &memo.CreatorID,
})
if err != nil {
return c.HTML(http.StatusOK, rawIndexHTML)
}
// Inject memo metadata into `index.html`.
indexHTML := strings.ReplaceAll(rawIndexHTML, "<!-- memos.metadata -->", generateMemoMetadata(memo, creator))
return c.HTML(http.StatusOK, indexHTML) return c.HTML(http.StatusOK, indexHTML)
}) })
} }
func generateMemoMetadata(memo *store.Memo) string { func generateMemoMetadata(memo *store.Memo, creator *store.User) string {
metadataList := []string{ metadataList := []string{
fmt.Sprintf(`<meta name="description" content="%s" />`, memo.Content), fmt.Sprintf(`<meta name="description" content="%s" />`, memo.Content),
fmt.Sprintf(`<meta property="og:title" content="%s" />`, fmt.Sprintf("Memos - %d", memo.ID)), fmt.Sprintf(`<meta property="og:title" content="%s" />`, fmt.Sprintf("%s(@%s) on Memos", creator.Nickname, creator.Username)),
fmt.Sprintf(`<meta property="og:description" content="%s" />`, memo.Content), fmt.Sprintf(`<meta property="og:description" content="%s" />`, memo.Content),
fmt.Sprintf(`<meta property="og:image" content="%s" />`, "https://www.usememos.com/logo.png"), fmt.Sprintf(`<meta property="og:image" content="%s" />`, "https://www.usememos.com/logo.png"),
`<meta property="og:type" content="website" />`, `<meta property="og:type" content="website" />`,
// Twitter related metadata. // Twitter related metadata.
fmt.Sprintf(`<meta name="twitter:title" content="%s" />`, fmt.Sprintf("Memos - %d", memo.ID)), fmt.Sprintf(`<meta name="twitter:title" content="%s" />`, fmt.Sprintf("%s(@%s) on Memos", creator.Nickname, creator.Username)),
fmt.Sprintf(`<meta name="twitter:description" content="%s" />`, memo.Content), fmt.Sprintf(`<meta name="twitter:description" content="%s" />`, memo.Content),
fmt.Sprintf(`<meta name="twitter:image" content="%s" />`, "https://www.usememos.com/logo.png"), fmt.Sprintf(`<meta name="twitter:image" content="%s" />`, "https://www.usememos.com/logo.png"),
`<meta name="twitter:card" content="summary" />`, `<meta name="twitter:card" content="summary" />`,