Update omniauth to version 2.0.0

Gemfile

@@ -44,6 +44,7 @@ gem 'omniauth-facebook'
 gem 'omniauth-github'
 gem 'omniauth-google-oauth2'
 gem 'omniauth-openid'
+gem 'omniauth-rails_csrf_protection'
 
 # Bot-filtering
 gem 'recaptcha', require: 'recaptcha/rails'

Gemfile.lock

@@ -168,7 +168,7 @@ GEM
       railties (>= 3.0.0)
     faker (1.9.3)
       i18n (>= 0.7)
-    faraday (1.5.1)
+    faraday (1.7.0)
       faraday-em_http (~> 1.0)
       faraday-em_synchrony (~> 1.0)
       faraday-excon (~> 1.1)
@@ -176,6 +176,7 @@ GEM
       faraday-net_http (~> 1.0)
       faraday-net_http_persistent (~> 1.1)
       faraday-patron (~> 1.0)
+      faraday-rack (~> 1.0)
       multipart-post (>= 1.2, < 3)
       ruby2_keywords (>= 0.0.4)
     faraday-em_http (1.0.0)
@@ -185,6 +186,7 @@ GEM
     faraday-net_http (1.0.1)
     faraday-net_http_persistent (1.2.0)
     faraday-patron (1.0.0)
+    faraday-rack (1.0.0)
     fastimage (2.1.4)
     feature (1.4.0)
     ffi (1.15.3)
@@ -330,24 +332,29 @@ GEM
       multi_json (~> 1.3)
       multi_xml (~> 0.5)
       rack (>= 1.2, < 3)
-    omniauth (1.9.1)
+    omniauth (2.0.4)
       hashie (>= 3.4.6)
       rack (>= 1.6.2, < 3)
-    omniauth-facebook (5.0.0)
+      rack-protection
+    omniauth-facebook (8.0.0)
       omniauth-oauth2 (~> 1.2)
-    omniauth-github (1.3.0)
-      omniauth (~> 1.5)
-      omniauth-oauth2 (>= 1.4.0, < 2.0)
-    omniauth-google-oauth2 (0.6.1)
+    omniauth-github (2.0.0)
+      omniauth (~> 2.0)
+      omniauth-oauth2 (~> 1.7.1)
+    omniauth-google-oauth2 (1.0.0)
       jwt (>= 2.0)
-      omniauth (>= 1.1.1)
-      omniauth-oauth2 (>= 1.5)
-    omniauth-oauth2 (1.6.0)
       oauth2 (~> 1.1)
-      omniauth (~> 1.9)
-    omniauth-openid (1.0.1)
-      omniauth (~> 1.0)
-      rack-openid (~> 1.3.1)
+      omniauth (~> 2.0)
+      omniauth-oauth2 (~> 1.7.1)
+    omniauth-oauth2 (1.7.1)
+      oauth2 (~> 1.4)
+      omniauth (>= 1.9, < 3)
+    omniauth-openid (2.0.1)
+      omniauth (>= 1.0, < 3.0)
+      rack-openid (~> 1.4.0)
+    omniauth-rails_csrf_protection (1.0.0)
+      actionpack (>= 4.2)
+      omniauth (~> 2.0)
     open4 (1.3.4)
     orm_adapter (0.5.0)
     paper_trail (10.3.1)
@@ -391,9 +398,11 @@ GEM
       nio4r (~> 2.0)
     racc (1.5.2)
     rack (2.2.3)
-    rack-openid (1.3.1)
+    rack-openid (1.4.2)
       rack (>= 1.1.0)
       ruby-openid (>= 2.1.8)
+    rack-protection (2.1.0)
+      rack
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.2.6)
@@ -682,6 +691,7 @@ DEPENDENCIES
   omniauth-github
   omniauth-google-oauth2
   omniauth-openid
+  omniauth-rails_csrf_protection
   paper_trail
   pdf-inspector
   pg

app/views/devise/shared/_openid_links.html.haml

@@ -3,5 +3,6 @@
     - omniauth_configured.each do |provider|
       = link_to "user_#{provider}_omniauth_authorize".to_sym, class: "btn btn-success btn-lg",
                                                         id: "omniauth-#{provider}",
-                                                        title: "Your #{provider} login" do
+                                                        title: "Your #{provider} login",
+                                                        method: :post do
         %i{class: "fa fa-#{provider}"}