Function handleViewPost

posts.go:313–543

(app *App, w http.ResponseWriter, r *http.Request)

}

func handleViewPost(app *App, w http.ResponseWriter, r *http.Request) error {
	vars := mux.Vars(r)
	friendlyID := vars["post"]

	// NOTE: until this is done better, be sure to keep this in parity with
	// isRaw() and viewCollectionPost()
	isJSON := strings.HasSuffix(friendlyID, ".json")
	isXML := strings.HasSuffix(friendlyID, ".xml")
	isCSS := strings.HasSuffix(friendlyID, ".css")
	isMarkdown := strings.HasSuffix(friendlyID, ".md")
	isRaw := strings.HasSuffix(friendlyID, ".txt") || isJSON || isXML || isCSS || isMarkdown

	// Display reserved page if that is requested resource
	if t, ok := pages[r.URL.Path[1:]+".tmpl"]; ok {
		return handleTemplatedPage(app, w, r, t)
	} else if r.URL.Path == "/sitemap.xml" && !app.cfg.App.SingleUser {
		return impart.HTTPError{Status: http.StatusNotFound, Message: "Page not found."}
	} else if (strings.Contains(r.URL.Path, ".") && !isRaw && !isMarkdown) || r.URL.Path == "/robots.txt" || r.URL.Path == "/manifest.json" {
		// Serve static file
		app.shttp.ServeHTTP(w, r)
		return nil
	}

	// Display collection if this is a collection
	c, _ := app.db.GetCollection(friendlyID)
	if c != nil {
		return impart.HTTPError{http.StatusMovedPermanently, fmt.Sprintf("/%s/", friendlyID)}
	}

	// Normalize the URL, redirecting user to consistent post URL
	if friendlyID != strings.ToLower(friendlyID) {
		return impart.HTTPError{http.StatusMovedPermanently, fmt.Sprintf("/%s", strings.ToLower(friendlyID))}
	}

	ext := ""
	if isRaw {
		parts := strings.Split(friendlyID, ".")
		friendlyID = parts[0]
		if len(parts) > 1 {
			ext = "." + parts[1]
		}
	}

	var ownerID sql.NullInt64
	var collectionID sql.NullInt64
	var title string
	var content string
	var font string
	var language []byte
	var rtl []byte
	var views int64
	var post *AnonymousPost
	var found bool
	var gone bool

	fixedID := slug.Make(friendlyID)
	if fixedID != friendlyID {
		return impart.HTTPError{http.StatusFound, fmt.Sprintf("/%s%s", fixedID, ext)}