Files
probo/pkg/server/trust/trust.go
Bryan Frimin 1e5f4012f0 Add dynamic favicon for trust center using file API
Use the trust center's logo as favicon via the public file API URL,
falling back to the default favicon when no logo is configured.

Signed-off-by: Bryan Frimin <bryan@getprobo.com>
2026-03-19 09:32:37 +01:00

96 lines
2.5 KiB
Go

// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
// PERFORMANCE OF THIS SOFTWARE.
// Package trust provides functionality for serving the trust center SPA frontend.
package trust
import (
"fmt"
"html/template"
"io"
"io/fs"
"net/http"
truststatics "go.probo.inc/probo/apps/trust"
"go.probo.inc/probo/pkg/server/statichandler"
)
type (
HeadData struct {
Title string
Description string
OGURL string
FaviconURL string
}
HeadDataFunc func(r *http.Request) HeadData
Server struct {
*statichandler.Server
}
)
func NewServer(headDataFunc HeadDataFunc) (*Server, error) {
renderer, err := buildIndexRenderer(headDataFunc)
if err != nil {
return nil, err
}
gzipOptions := statichandler.GzipOptions{
EnableFileTypeCheck: true,
FileTypes: []string{".js", ".css", ".html"},
}
spaServer, err := statichandler.NewServer(
truststatics.StaticFiles,
"dist",
gzipOptions,
statichandler.WithFileRenderer("/index.html", renderer),
)
if err != nil {
return nil, err
}
return &Server{Server: spaServer}, nil
}
func buildIndexRenderer(headDataFunc HeadDataFunc) (statichandler.FileRenderer, error) {
subFS, err := fs.Sub(truststatics.StaticFiles, "dist")
if err != nil {
return nil, fmt.Errorf("cannot open dist: %w", err)
}
indexBytes, err := fs.ReadFile(subFS, "index.html")
if err != nil {
return nil, fmt.Errorf("cannot read index.html: %w", err)
}
tmpl, err := template.New("index").Parse(string(indexBytes))
if err != nil {
return nil, fmt.Errorf("cannot parse index.html template: %w", err)
}
return func(w io.Writer, r *http.Request) error {
return tmpl.Execute(w, headDataFunc(r))
}, nil
}
func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
s.Server.ServeHTTP(w, r)
}
func (s *Server) ServeSPA(w http.ResponseWriter, r *http.Request) {
s.Server.ServeSPA(w, r)
}