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feat: add open graph metadata field

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This commit is contained in:
Steven
2023-07-21 21:27:05 +08:00
parent 014dd7d660
commit a91997683b
7 changed files with 135 additions and 36 deletions
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30
api/v1/redirector.go
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@ -5,6 +5,7 @@ import (
"fmt"
"net/http"
"net/url"
"strings"
"github.com/boojack/slash/store"
"github.com/labstack/echo/v4"
@ -42,11 +43,36 @@ func (s *APIV1Service) registerRedirectorRoutes(g *echo.Group) {
return echo.NewHTTPError(http.StatusInternalServerError, fmt.Sprintf("failed to create activity, err: %s", err)).SetInternal(err)
}
if isValidURLString(shortcut.Link) {
return redirectToShortcut(c, shortcut)
})
}
func redirectToShortcut(c echo.Context, shortcut *store.Shortcut) error {
isValidURL := isValidURLString(shortcut.Link)
if shortcut.OpenGraphMetadata == nil {
if isValidURL {
return c.Redirect(http.StatusSeeOther, shortcut.Link)
}
return c.String(http.StatusOK, shortcut.Link)
})
}
htmlTemplate := `<html><head>%s</head><body>%s</body></html>`
metadataList := []string{
fmt.Sprintf(`<meta property="og:title" content="%s" />`, shortcut.OpenGraphMetadata.Title),
fmt.Sprintf(`<meta property="og:description" content="%s" />`, shortcut.OpenGraphMetadata.Description),
fmt.Sprintf(`<meta property="og:image" content="%s" />`, shortcut.OpenGraphMetadata.Image),
}
if isValidURL {
metadataList = append(metadataList, fmt.Sprintf(`<meta property="og:url" content="%s" />`, shortcut.Link))
}
body := ""
if isValidURL {
body = fmt.Sprintf(`<script>window.location.href = "%s";</script>`, shortcut.Link)
} else {
body = shortcut.Link
}
htmlString := fmt.Sprintf(htmlTemplate, strings.Join(metadataList, ""), body)
return c.HTML(http.StatusOK, htmlString)
}
func (s *APIV1Service) createShortcutViewActivity(c echo.Context, shortcut *store.Shortcut) error {