Manifest generation

Author: zefhemel

pkg/server/auth.go

@@ -13,9 +13,7 @@ import (
 const authPagePath = ".client/auth.html"
 
 var excludedPaths = []string{
-	"/manifest.json",
-	"/favicon.png",
-	"/logo.png",
+	"/.client/",
 	"/.auth",
 	"/.logout",
 	"/.ping",
@@ -126,7 +124,7 @@ func authMiddleware(config *ServerConfig, jwtIssuer *Authenticator) func(http.Ha
 			path := removeURLPrefix(r.URL.Path, config.HostURLPrefix)
 			host := extractHost(r)
 
-			if isExcludedPath(path, excludedPaths) {
+			if isExcludedPath(path) {
 				next.ServeHTTP(w, r)
 				return
 			}

pkg/server/auth_utils.go

@@ -4,7 +4,6 @@ import (
 	"fmt"
 	"net/http"
 	"regexp"
-	"slices"
 	"strings"
 	"time"
 )
@@ -133,8 +132,14 @@ func removeURLPrefix(path, prefix string) string {
 }
 
 // isExcludedPath checks if a path should be excluded from authentication
-func isExcludedPath(path string, excludedPaths []string) bool {
-	return slices.Contains(excludedPaths, path)
+func isExcludedPath(path string) bool {
+	// Check if path starts with any item in excludedPaths
+	for _, excludedPath := range excludedPaths {
+		if strings.HasPrefix(path, excludedPath) {
+			return true
+		}
+	}
+	return false
 }
 
 // parseFormValue safely extracts a form value

pkg/server/manifest.go

@@ -0,0 +1,70 @@
+package server
+
+import (
+	"net/http"
+	"os"
+
+	"github.com/go-chi/render"
+)
+
+// ManifestIcon represents an icon in the PWA manifest
+type ManifestIcon struct {
+	Src   string `json:"src"`
+	Type  string `json:"type"`
+	Sizes string `json:"sizes"`
+}
+
+// Manifest represents the structure of a PWA manifest.json file
+type Manifest struct {
+	ShortName       string         `json:"short_name"`
+	Name            string         `json:"name"`
+	Icons           []ManifestIcon `json:"icons"`
+	CaptureLinks    string         `json:"capture_links"`
+	StartURL        string         `json:"start_url"`
+	Display         string         `json:"display"`
+	DisplayOverride []string       `json:"display_override"`
+	Scope           string         `json:"scope"`
+	ThemeColor      string         `json:"theme_color"`
+	Description     string         `json:"description"`
+}
+
+// Generate PWA manifest.json with dynamic values
+func manifestHandler(config *ServerConfig) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		manifest := Manifest{
+			ShortName: "SilverBullet",
+			Name:      "SilverBullet",
+			Icons: []ManifestIcon{
+				{
+					Src:   "/.client/logo-dock.png",
+					Type:  "image/png",
+					Sizes: "512x512",
+				},
+			},
+			CaptureLinks:    "new-client",
+			StartURL:        "/#boot",
+			Display:         "standalone",
+			DisplayOverride: []string{"window-controls-overlay"},
+			Scope:           "/",
+			ThemeColor:      "#e1e1e1",
+			Description:     "Markdown as a platform",
+		}
+
+		// Override with environment variables if set
+		if os.Getenv("SB_NAME") != "" {
+			manifest.Name = os.Getenv("SB_NAME")
+			manifest.ShortName = os.Getenv("SB_NAME")
+		}
+		if os.Getenv("SB_DESCRIPTION") != "" {
+			manifest.Description = os.Getenv("SB_DESCRIPTION")
+		}
+
+		if config.HostURLPrefix != "" {
+			manifest.Icons[0].Src = config.HostURLPrefix + manifest.Icons[0].Src
+			manifest.StartURL = config.HostURLPrefix + manifest.StartURL
+			manifest.Scope = config.HostURLPrefix + manifest.Scope
+		}
+
+		render.JSON(w, r, manifest)
+	}
+}

pkg/server/server.go

@@ -80,6 +80,9 @@ func RunServer(config *ServerConfig) error {
 	// Proxy endpoint
 	r.HandleFunc("/.proxy/*", proxyHandler(config))
 
+	// Manifest endpoint
+	r.HandleFunc("/.client/manifest.json", manifestHandler(config))
+
 	r.Get("/*", func(w http.ResponseWriter, r *http.Request) {
 		path := chi.URLParam(r, "*")