From 19f716ab4cc73592d19128d239848002678af736 Mon Sep 17 00:00:00 2001
From: jesopo
Date: Sat, 29 Jun 2019 22:26:28 +0100
Subject: Implemnt _options_factory for OptionsSetting to have dynamic options

---
 modules/shorturl.py | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

(limited to 'modules')

diff --git a/modules/shorturl.py b/modules/shorturl.py
index 4959b53a..e4890ecf 100644
--- a/modules/shorturl.py
+++ b/modules/shorturl.py
@@ -6,10 +6,6 @@ from src import ModuleManager, utils
 
 URL_BITLYSHORTEN = "https://api-ssl.bitly.com/v3/shorten"
 
-@utils.export("serverset", utils.Setting("url-shortener",
-    "Set URL shortener service", example="bitly"))
-@utils.export("botset", utils.Setting("url-shortener",
-    "Set URL shortener service", example="bitly"))
 class Module(ModuleManager.BaseModule):
     def on_load(self):
         self.exports.add("shorturl", self._shorturl)
@@ -17,6 +13,16 @@ class Module(ModuleManager.BaseModule):
 
         self.exports.add("shorturl-s-bitly", self._bitly)
 
+        setting = utils.OptionsSetting("url-shortener",
+            "Set URL shortener service",
+            options_factory=self._shorturl_options_factory)
+        self.exports.add("serverset", setting)
+        self.exports.add("botset", setting)
+
+    def _shorturl_options_factory(self):
+        shorteners = self.exports.find("shorturl-s-")
+        return [s.replace("shorturl-s-", "", 1) for s in shorteners]
+
     def _get_shortener(self, name):
         return self.exports.get_one("shorturl-s-%s" % name, None)
     def _call_shortener(self, shortener_name, url):
-- 
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