General text error + CSS styling

Minor merge conflict fix by theworldbright

app/assets/stylesheets/mobile/mobile.scss

@@ -13,6 +13,7 @@
 @import "mobile/settings";
 @import "mobile/stream_element";
 @import "mobile/comments";
+@import 'mobile/openid_connect_error_page';
 
 @import 'typography';
 

app/assets/stylesheets/mobile/openid_connect_error_page.scss

@@ -0,0 +1,9 @@
+.landing { margin: -56px -20px 10px; }
+
+.api-error {
+  background-color: $light-grey;
+  box-shadow: $card-shadow;
+  margin-top: 20px;
+
+  h4 { text-align: center; }
+}

app/controllers/api/openid_connect/authorizations_controller.rb

@@ -177,7 +177,7 @@ module Api
         if params[:client_id] && params[:redirect_uri]
           handle_params_error_when_client_id_and_redirect_uri_exists(error, error_description)
         else
-          render_error error_description
+          render_error I18n.t("api.openid_connect.error_page.could_not_authorize"), error_description
         end
       end
 
@@ -186,7 +186,8 @@ module Api
         if app && app.redirect_uris.include?(params[:redirect_uri])
           redirect_prompt_error_display(error, error_description)
         else
-          render_error "Invalid client id or redirect uri"
+          render_error I18n.t("api.openid_connect.error_page.could_not_authorize"),
+                       "Invalid client id or redirect uri"
         end
       end
 
@@ -239,10 +240,14 @@ module Api
         redirect_to new_api_openid_connect_authorization_path(params)
       end
 
-      def render_error(error_description)
+      def render_error(error_description, detailed_error=nil)
         @error_description = error_description
-        render "api/openid_connect/error/error",
+        @detailed_error = detailed_error
-               layout: request.format == :mobile ? "application" : "with_header_with_footer"
+        if request.format == :mobile
+          render "api/openid_connect/error/error.mobile", layout: "application.mobile"
+        else
+          render "api/openid_connect/error/error", layout: "with_header_with_footer"
+        end
       end
     end
   end

app/views/api/openid_connect/error/_error.html.haml

@@ -4,4 +4,8 @@
       %h4
         %b= t("api.openid_connect.error_page.title")
       %div{id: "openid_connect_error_description"}
-        = @error_description
+        %p= @error_description
+        - unless @detailed_error.nil?
+          %p= t("api.openid_connect.error_page.contact_developer")
+          %pre= @detailed_error
+

app/views/api/openid_connect/error/error.mobile.haml

@@ -1 +1,8 @@
+.landing
+  %h1.session
+    = pod_name
+
 = render partial: "api/openid_connect/error/error"
+
+%footer
+  = link_to t("layouts.application.toggle"), toggle_mobile_path

config/locales/diaspora/en.yml

@@ -919,6 +919,9 @@ en:
           description: "This allows the application to send new posts, write conversations, and send reactions"
       error_page:
         title: "Oh! Something went wrong :("
+        contact_developer: "You should contact the developer of the application and include the following detailed message error:"
+        login_required: "You must first login before authorize this application"
+        could_not_authorize: "The application could not be authorized"
 
   people:
     zero: "No people"