add xkcd.py

merged from
https://github.com/BlitzKraft/bitbot/blob/master/modules/xkcd.py

also adds debug logging to ttm.py

ttm.py

@@ -6,12 +6,15 @@ class Module(ModuleManager.BaseModule):
     def on_load(self):
         self.exports.add("shorturl-s-ttmsh", self._shorturl)
     def _shorturl(self, url):
+        self.log.info("url to shorten:", url)
         if len(url) < 18:
             return None
 
         page = utils.http.request(URL, method="POST",
             post_data={"shorten": url})
 
+        self.log.info("page:", page)
+
         if page and page.data:
             return page.decode("utf8").rstrip("\n")
         return None

xkcd.py

@@ -0,0 +1,21 @@
+from src import ModuleManager, utils
+
+BASE_URL = "https://m.xkcd.com/"
+
+class Module(ModuleManager.BaseModule):
+    @utils.hook("received.command.x", alias_of="xkcd")
+    @utils.hook("received.command.xkcd")
+    @utils.kwarg("help", "get an xkcd by number. defaults to latest")
+    def xkcd(self, event):
+        query = event["args"] or ""
+        try:
+            url = BASE_URL + query
+            page = utils.http.request(url)
+            if page:
+                title = page.soup().title.contents[0]
+                event["stdout"].write("%s: %s" % (title, url))
+            else:
+                event["stderr"].write("Unable to fetch xkcd")
+        except ValueError:
+            event["stderr"].write("Please provide positive integer.")
+