Add support for custom CSS files

Specify the ```styles``` config option for a host and point to a
valid CSS file to use this instead of the default one. This fixes #9.
This commit is contained in:
Aaron Fischer 2021-06-07 23:52:49 +02:00
parent cd85204680
commit 83453281bc
3 changed files with 26 additions and 0 deletions

View file

@ -81,6 +81,11 @@ Set this option to `true` to disable this feature.
Pages are converted automatically by [gmitohtml](https://code.rocketnine.space/tslocum/gmitohtml).
## Styles
Specify a custom CSS styles file if you want to override the default. This only
affects the `HTTPS` protocol (obviously).
### DisableSize
The size of the response body is included in the media type header by default.
@ -223,6 +228,7 @@ hosts:
gemini.rocks:
cert: /srv/gemini.rocks/data/cert.crt
key: /srv/gemini.rocks/data/cert.key
styles: /srv/gemini.rocks/styles.css # Custom CSS styles
paths:
-
path: ^/.*\.php$

View file

@ -66,6 +66,9 @@ type hostConfig struct {
Key string
Paths []*pathConfig
// Custom CSS styles. If specified, it will be used for all paths in that host/domain.
Styles string
cert *tls.Certificate
}

View file

@ -31,6 +31,22 @@ func serveHTTPS(w http.ResponseWriter, r *http.Request) (int, int64, string) {
http.Redirect(w, r, u.String(), status)
return status, -1, ""
} else if r.URL.Path == "/assets/style.css" {
// Do we have a custom CSS file? If so, we use this instead.
styleFilepath := config.Hosts[r.URL.Hostname()].Styles
if styleFilepath != "" {
_, err := os.Stat(styleFilepath)
if os.IsNotExist(err) {
http.Error(w, "Custom styles not found", http.StatusNotFound)
return http.StatusNotFound, -1, ""
}
cssBytes, err = ioutil.ReadFile(styleFilepath)
if err != nil {
http.Error(w, "Cannot process custom styles", http.StatusInternalServerError)
return http.StatusInternalServerError, -1, ""
}
}
status := http.StatusOK
w.Header().Set("Content-Type", cssType)
w.WriteHeader(status)
@ -38,6 +54,7 @@ func serveHTTPS(w http.ResponseWriter, r *http.Request) (int, int64, string) {
if r.Method == "HEAD" {
return status, 0, ""
}
w.Write(cssBytes)
return status, int64(len(cssBytes)), ""
}