Add hook to hot display pane and home sidebox.

r2/r2/controllers/listingcontroller.py

@@ -457,17 +457,30 @@ class HotController(ListingWithPromos):
 
     def content(self):
         content = super(HotController, self).content()
-        if (c.render_style == "html" and isinstance(c.site, DefaultSR) and
-                not self.listing_obj.prev):
-            trending_info = self.trending_info()
-            if trending_info:
-                return PaneStack(filter(None, [
+
+        if c.render_style == "html":
+            stack = None
+            if isinstance(c.site, DefaultSR) and not self.listing_obj.prev:
+                trending_info = self.trending_info()
+                stack = [
                     self.spotlight,
                     TrendingSubredditsBar(**trending_info),
                     self.listing_obj,
-                ]), css_class='spacer')
-        return content
+                ]
+            else:
+                hot_hook = hooks.get_hook("hot.get_content")
+                hot_pane = hot_hook.call_until_return(controller=self)
+                if hot_pane:
+                    stack = [
+                        self.spotlight,
+                        hot_pane,
+                        self.listing_obj
+                    ]
 
+            if stack:
+                return PaneStack(filter(None, stack), css_class='spacer')
+
+        return content
 
     def title(self):
         return c.site.title

r2/r2/lib/pages/pages.py

@@ -638,6 +638,12 @@ class Reddit(Templated):
                            subtitles = rand_strings.get("create_reddit", 2),
                            show_cover = True, nocname=True))
 
+        if c.default_sr:
+            hook = hooks.get_hook('home.add_sidebox')
+            extra_sidebox = hook.call_until_return()
+            if extra_sidebox:
+                ps.append(extra_sidebox)
+
         if not isinstance(c.site, FakeSubreddit) and not c.cname:
             moderators = self.sr_moderators()
             if moderators: