Add ability to specify a plugin

Author: kyb3r

cogs/plugins.py

@@ -268,14 +268,32 @@ async def plugin_enabled(self, ctx):
 
     @plugin.command(name='registry', aliases=['list'])
     @checks.has_permissions(PermissionLevel.OWNER)
-    async def plugin_registry(self, ctx):
+    async def plugin_registry(self, ctx, plugin_name=None):
         """Shows a list of all approved plugins."""
 
         embeds = []
 
+
+
         registry = list(self.registry.items())
         random.shuffle(registry)
 
+        def find_index(name):
+            index = 0
+            for n, info in registry:
+                if name == n:
+                    return index
+                index += 1
+
+        if plugin_name and plugin_name in self.registry:
+            index = find_index(plugin_name)
+        else:
+            return await ctx.send(embed=discord.Embed(
+                    color=discord.Color.red(), 
+                    description=f'Could not find a plugin with name "{plugin_name}" within the registry.'
+                    )
+                    )
+
         for name, info in registry:
             repo = f"https://github.com/{info['repository']}"
 
@@ -297,11 +315,10 @@ async def plugin_registry(self, ctx):
             embeds.append(em)
 
         paginator = PaginatorSession(ctx, *embeds)
+        paginator.current = index
         await paginator.run()
 
 
 
-
-
 def setup(bot):
     bot.add_cog(Plugins(bot))