feat: supports having custom content with markdown (#2466)

internal/web/content.go

@@ -0,0 +1,25 @@
+package web
+
+import (
+	"encoding/json"
+	"net/http"
+
+	"github.com/amir20/dozzle/internal/content"
+	"github.com/go-chi/chi/v5"
+	log "github.com/sirupsen/logrus"
+)
+
+func (h *handler) staticContent(w http.ResponseWriter, r *http.Request) {
+	id := chi.URLParam(r, "id")
+	content, err := content.Read(id)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		log.Warnf("error reading content: %v", err)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	if err := json.NewEncoder(w).Encode(content); err != nil {
+		log.Errorf("json encoding error while streaming %v", err.Error())
+	}
+}

internal/web/index.go

@@ -10,6 +10,7 @@ import (
 	"path"
 
 	"github.com/amir20/dozzle/internal/auth"
+	"github.com/amir20/dozzle/internal/content"
 	"github.com/amir20/dozzle/internal/docker"
 	"github.com/amir20/dozzle/internal/profile"
 
@@ -52,6 +53,16 @@ func (h *handler) executeTemplate(w http.ResponseWriter, req *http.Request) {
 		"authProvider":        h.config.AuthProvider,
 	}
 
+	pages, err := content.ReadAll()
+	if err != nil {
+		log.Errorf("error reading content: %v", err)
+	} else if len(pages) > 0 {
+		for _, page := range pages {
+			page.Content = ""
+		}
+		config["pages"] = pages
+	}
+
 	user := auth.UserFromContext(req.Context())
 	if user != nil {
 		if settings, err := profile.LoadUserSettings(user); err == nil {
@@ -90,8 +101,13 @@ func (h *handler) executeTemplate(w http.ResponseWriter, req *http.Request) {
 	}
 	tmpl, err := template.New("index.html").Funcs(template.FuncMap{
 		"marshal": func(v interface{}) template.JS {
-			a, _ := json.Marshal(v)
-			return template.JS(a)
+			var p []byte
+			if h.config.Dev {
+				p, _ = json.MarshalIndent(v, "", "  ")
+			} else {
+				p, _ = json.Marshal(v)
+			}
+			return template.JS(p)
 		},
 	}).Parse(string(bytes))
 	if err != nil {

internal/web/routes.go

@@ -97,6 +97,7 @@ func createRouter(h *handler) *chi.Mux {
 				r.Get("/api/logs/{host}/{id}", h.fetchLogsBetweenDates)
 				r.Get("/api/events/stream", h.streamEvents)
 				r.Put("/api/profile/settings", h.saveSettings)
+				r.Get("/api/content/{id}", h.staticContent)
 				r.Get("/logout", h.clearSession) // TODO remove this
 				r.Get("/version", h.version)
 			})