Update plugin inline with new plugin format

NOTICE: do not use this in production
register_middleware cannot retrieve 'api_key
This cannot come out of experimental until fixed

.gitignore

@@ -0,0 +1 @@
+auto_generated/

README.md

@@ -17,9 +17,9 @@ Discourse Steam Login
 
 5. Run `./launcher rebuild app` to apply the changes.
 
-6. You're done! Please consider starring [my repository][1] as it gives me some feedback on whether this is well received. This will encourage me to find more time to improve the plugin and enhance it in the future.
+6. You're done! Please consider starring [my repository][1] if you use github. The more attention it gets, the more I will give back to it.
 
-7. If you encounter problems, or know 100% that it is a bug with the plugin, make a report here, and include full details, screenshots, and sensored configuration of your `app.yml`. Go into precise details into how to reproduce the problem. Do not write bug reports if you do not have the time to write a proper report or can be bothered to investigate the issue methodically yourself first. For community help, head over to the [meta.discourse.org page][2].
+7. Please ask well-formed, well-written questions at the [meta.discourse.org page][2]. If you think there is a bug, then go to some effort to prove it if you intend to open an issue, or I will not take you seriously.
 
 [1]:https://github.com/defaye/discourse-steam-login
 [2]:https://meta.discourse.org/t/steam-login-authentication-plugin/18153

assets/stylesheets/plugin.scss

@@ -0,0 +1,6 @@
+.btn-social.steam {
+    background: #000;
+    &::before {
+    	content: $fa-var-steam;
+    }
+}

config/locales/server.en.yml

@@ -0,0 +1,4 @@
+en:
+  site_settings:
+    discourse_steam_login_enabled: "Allow users to authenticate via Steam?"
+    discourse_steam_login_api_key: "Available from <a href=\"http://steamcommunity.com/dev/apikey\" target=\"_blank\">steamcommunity.com/dev/apikey</a> e.g. forum.example.org"

config/settings.yml

@@ -0,0 +1,7 @@
+plugins:
+  discourse_steam_login_enabled:
+    client: true
+    default: false
+  discourse_steam_login_api_key:
+    client: false
+    default: ''

lib/omniauth-steam.rb

@@ -1,8 +1,3 @@
-# name: omniauth-steam
-# about: omniauth-steam
-# version: 1.0.3
-# author: Rodrigo Navarro
-
 require 'omniauth-openid'
 require 'multi_json'
 
@@ -18,6 +13,7 @@ module OmniAuth
       uid { steam_id }
 
       info do
+        begin
         {
           "nickname" => player["personaname"],
           "name"     => player["realname"],
@@ -28,20 +24,29 @@ module OmniAuth
             "FriendList" => friend_list_url
           }
         }
+        rescue MultiJson::ParseError => exception
+          fail!(:steamError, exception)
+          {}
+        end
       end
 
       extra do
-        { "raw_info" => player }
+        begin
+          { "raw_info" => player }
+        rescue MultiJson::ParseError => exception
+          fail!(:steamError, exception)
+          {}
+        end
       end
 
       private
 
       def raw_info
-        @raw_info ||= options.api_key ? MultiJson.decode(Net::HTTP.get(player_profile_uri)) : {}
+          @raw_info ||= options.api_key ? MultiJson.decode(Net::HTTP.get(player_profile_uri)) : {}
       end
 
       def player
-        @player ||= raw_info["response"]["players"].first
+          @player ||= raw_info["response"]["players"].first
       end
 
       def steam_id

plugin.rb

@@ -1,17 +1,31 @@
-# name: Steam authentication with Discourse
-# about: Authenticate with Discourse with Steam
-# version: 1.1.1
-# author: J. de Faye
-# template author: S. Saffron
+# name: Steam authenticator
+# about: Authenticate with Discourse via Steam
+# version: 1.2
+# author: Jonathan de Faye
+# url: https://github.com/defaye/discourse-steam-login
 
-require File.expand_path('../omniauth-steam.rb', __FILE__)
+enabled_site_setting :discourse_steam_login_enabled
+enabled_site_setting :discourse_steam_login_api_key
+
+require File.expand_path('../lib/omniauth-steam.rb', __FILE__)
+
+register_asset 'stylesheets/plugin.scss'
 
 class SteamAuthenticator < ::Auth::Authenticator
-
   def name
     'steam'
   end
 
+  def register_middleware(omniauth)
+    omniauth.provider :steam, SiteSetting.discourse_steam_login_api_key.present? ?
+      SiteSetting.discourse_steam_login_api_key : ENV['STEAM_WEB_API_KEY']
+  end
+
+  def after_create_account(user, auth)
+    data = auth[:extra_data]
+    ::PluginStore.set('steam', "steam_uid_#{data[:steam_uid]}", {user_id: user.id })
+  end
+
   def after_authenticate(auth_token)
     result = Auth::Result.new
 
@@ -32,32 +46,9 @@ class SteamAuthenticator < ::Auth::Authenticator
 
     result
   end
-
-  def after_create_account(user, auth)
-    data = auth[:extra_data]
-    ::PluginStore.set('steam', "steam_uid_#{data[:steam_uid]}", {user_id: user.id })
-  end
-
-  def register_middleware(omniauth)
-    omniauth.provider :steam, ENV['STEAM_WEB_API_KEY']
-  end
-
 end
 
-auth_provider title: 'with Steam',
-    message: 'Sign in via Steam (Make sure pop up blockers are not enabled).',
-    frame_width: 960,
-    frame_height: 800,
-    authenticator: SteamAuthenticator.new
-
-register_css <<CSS
-
-.btn-social.steam {
-    background: #000;
-}
-
-.btn-social.steam:before {
-    content: $fa-var-steam;
-}
-
-CSS
+auth_provider authenticator: SteamAuthenticator.new,
+              title: 'with Steam',
+              frame_width: 960,
+              frame_height: 800