update open-search

open-search.go

@@ -4,6 +4,7 @@ import (
 	"encoding/xml"
 	"fmt"
 	"os"
+	"strings"
 )
 
 type OpenSearchDescription struct {
@@ -20,7 +21,17 @@ type URL struct {
 	Template string `xml:"template,attr"`
 }
 
+// isLocalAddress checks if the domain is a local address
+func isLocalAddress(domain string) bool {
+	return domain == "localhost" || strings.HasPrefix(domain, "127.") || strings.HasPrefix(domain, "192.168.") || strings.HasPrefix(domain, "10.")
+}
+
 func generateOpenSearchXML(config Config) {
+	protocol := "https://"
+	if isLocalAddress(config.Domain) {
+		protocol = "http://"
+	}
+
 	opensearch := OpenSearchDescription{
 		Xmlns:       "http://a9.com/-/spec/opensearch/1.1/",
 		ShortName:   "Ocásek",
@@ -28,7 +39,7 @@ func generateOpenSearchXML(config Config) {
 		Tags:        "search, engine",
 		URL: URL{
 			Type:     "text/html",
-			Template: fmt.Sprintf("https://%s/search?q={searchTerms}", config.Domain),
+			Template: fmt.Sprintf("%s%s/search?q={searchTerms}", protocol, config.Domain),
 		},
 	}