form: add setting for changing redirect url

for #167, Settings > General (Advanced) > Form success redirect URL.

config.go

@@ -39,6 +39,8 @@ func (app *appContext) loadConfig() error {
 
 	app.MustSetValue("jellyfin", "public_server", app.config.Section("jellyfin").Key("server").String())
 
+	app.MustSetValue("ui", "redirect_url", app.config.Section("jellyfin").Key("public_server").String())
+
 	for _, key := range app.config.Section("files").Keys() {
 		if name := key.Name(); name != "html_templates" && name != "lang_files" {
 			key.SetValue(key.MustString(filepath.Join(app.dataPath, (key.Name() + ".json"))))
@@ -157,6 +159,11 @@ func (app *appContext) loadConfig() error {
 
 	substituteStrings = app.config.Section("jellyfin").Key("substitute_jellyfin_strings").MustString("")
 
+	if substituteStrings != "" {
+		v := app.config.Section("ui").Key("success_message")
+		v.SetValue(strings.ReplaceAll(v.String(), "Jellyfin", substituteStrings))
+	}
+
 	oldFormLang := app.config.Section("ui").Key("language").MustString("")
 	if oldFormLang != "" {
 		app.storage.lang.chosenFormLang = oldFormLang

config/config-base.json

@@ -247,6 +247,15 @@
                     "type": "text",
                     "value": "",
                     "description": "URL base for when running jfa-go with a reverse proxy in a subfolder. include preceding /, e.g \"/accounts\"."
+                },
+                "redirect_url": {
+                    "name": "Form success redirect URL",
+                    "required": false,
+                    "requires_restart": false,
+                    "type": "text",
+                    "value": "",
+                    "advanced": true,
+                    "description": "Set a different URL for the sign-up form to redirect the user to when they've signed up. Default to 'Public Server' or 'Server' in the Jellyfin tab."
                 }
             }
         },

views.go

@@ -160,7 +160,7 @@ func (app *appContext) ResetPassword(gc *gin.Context) {
 	if isInternal && setPassword {
 		data["helpMessage"] = app.config.Section("ui").Key("help_message").String()
 		data["successMessage"] = app.config.Section("ui").Key("success_message").String()
-		data["jfLink"] = app.config.Section("jellyfin").Key("public_server").String()
+		data["jfLink"] = app.config.Section("ui").Key("redirect_url").String()
 		data["validate"] = app.config.Section("password_validation").Key("enabled").MustBool(false)
 		data["requirements"] = app.validator.getCriteria()
 		data["strings"] = app.storage.lang.PasswordReset[lang].Strings
@@ -313,7 +313,7 @@ func (app *appContext) InviteProxy(gc *gin.Context) {
 			"strings":        app.storage.lang.Form[lang].Strings,
 			"successMessage": app.config.Section("ui").Key("success_message").String(),
 			"contactMessage": app.config.Section("ui").Key("contact_message").String(),
-			"jfLink":         app.config.Section("jellyfin").Key("public_server").String(),
+			"jfLink":         app.config.Section("ui").Key("redirect_url").String(),
 		})
 		inv, ok := app.storage.invites[code]
 		if ok {
@@ -337,7 +337,7 @@ func (app *appContext) InviteProxy(gc *gin.Context) {
 		"contactMessage":    app.config.Section("ui").Key("contact_message").String(),
 		"helpMessage":       app.config.Section("ui").Key("help_message").String(),
 		"successMessage":    app.config.Section("ui").Key("success_message").String(),
-		"jfLink":            app.config.Section("jellyfin").Key("public_server").String(),
+		"jfLink":            app.config.Section("ui").Key("redirect_url").String(),
 		"validate":          app.config.Section("password_validation").Key("enabled").MustBool(false),
 		"requirements":      app.validator.getCriteria(),
 		"email":             email,