Add OAuth2 authentication (#147)

- Added Site settings > Authentication section
- Create/edit/delete your custom oauth2 configurations
- Login or signup with oauth2

config/locales/backend/backend.en.yml

@@ -1,13 +1,17 @@
 en:
   errors:
+    unknown: 'An unknown error occurred'
     unauthorized: 'You are not authorized'
     not_logged_in: 'You must be logged in to access this page'
     not_enough_privileges: 'You do not have the privilegies to access this page'
     user_blocked_or_deleted: 'You cannot access your account because it has been blocked or deleted.'
+    o_auth_login_error: 'There was an error logging in with %{name}. Please contact the site administrator or try a different provider.'
     board:
       update_order: 'There was an error in reordering boards'
     post_status:
       update_order: 'There was an error in reordering statuses'
+  defaults:
+    user_full_name: 'Anonymous User'
   mailers:
     devise:
       welcome_greeting: 'Welcome to %{site_name}, %{email}!'
@@ -60,6 +64,18 @@ en:
       like:
         user_id: 'User'
         post_id: 'Post'
+      o_auth:
+        name: 'Name'
+        logo: 'Logo'
+        is_enabled: 'Enabled'
+        client_id: 'Client ID'
+        client_secret: 'Client secret'
+        authorize_url: 'Authorize URL'
+        token_url: 'Token URL'
+        profile_url: 'Profile URL'
+        scope: 'Scope'
+        json_user_name_path: 'JSON path to user name'
+        json_user_email_path: 'JSON path to user email'
       post_status:
         name: 'Name'
         color: 'Color'
@@ -71,9 +87,17 @@ en:
         board_id: 'Post board'
         user_id: 'Post author'
         post_status_id: 'Post status'
+      tenant:
+        site_name: 'Site name'
+        site_logo: 'Site logo'
+        subdomain: 'Subdomain'
+        locale: 'Language'
+        brand_setting: 'Display'
       user:
         email: 'Email'
-        full_name: 'Name and surname'
+        full_name: 'Full name'
+        password: 'Password'
+        password_confirmation: 'Password confirmation'
         role: 'Role'
         notifications_enabled: 'Notifications enabled'
     errors:
@@ -83,4 +107,4 @@ en:
         blank: 'cannot be blank'
         taken: 'is already in use'
         too_short: 'is too short (minimum %{count} characters)'
-        too_long: 'is too long (maximum ${count} characters)'
+        too_long: 'is too long (maximum %{count} characters)'

config/locales/en.yml

@@ -1,5 +1,11 @@
 en:
   common:
+    validations:
+      required: '%{attribute} is required'
+      email: 'Invalid email'
+      url: 'Invalid URL'
+      password: 'Password must have at least %{n} characters'
+      password_mismatch: 'Password and password confirmation must match'
     forms:
       auth:
         email: 'Email'
@@ -14,6 +20,8 @@ en:
         remember_me: 'Remember me'
         log_in: 'Log in'
         sign_up: 'Sign up'
+        log_in_with: 'Log in with %{o_auth}'
+        sign_up_with: 'Sign up with %{o_auth}'
         profile_settings: 'Profile settings'
         update_profile: 'Update profile'
         cancel_account: 'Cancel account'
@@ -31,14 +39,20 @@ en:
     no_status: 'No status'
     loading: 'Loading...'
     confirmation: 'Are you sure?'
+    unsaved_changes: 'Unsaved changes will be lost if you leave the page.'
     edited: 'Edited'
+    enabled: 'Enabled'
+    disabled: 'Disabled'
+    copied: 'Copied!'
     buttons:
+      new: 'New'
       edit: 'Edit'
       delete: 'Delete'
       cancel: 'Cancel'
       create: 'Create'
       update: 'Save'
       confirm: 'Confirm'
+      back: 'Back'
     datetime:
       now: 'just now'
       minutes:
@@ -55,19 +69,10 @@ en:
     step1:
       title: '1. Create user account'
       email_auth: 'Register with email'
-      validations:
-        full_name: 'Full name is required'
-        email: 'Email is invalid'
-        password: 'Password must have at least %{n} characters'
-        password_mismatch: 'Password and password confirmation must match'
     step2:
       title: '2. Create feedback space'
-      site_name: 'Site name'
-      subdomain: 'Subdomain'
       create_button: 'Create feedback space'
       validations:
-        site_name: 'Site name is required'
-        subdomain: 'Subdomain is required'
         subdomain_already_taken: 'Sorry, this subdomain is not available'
     step3:
       title: "You're almost done!"
@@ -136,22 +141,17 @@ en:
       post_statuses: 'Statuses'
       roadmap: 'Roadmap'
       users: 'Users'
+      authentication: 'Authentication'
     info_box:
       up_to_date: 'All changes saved'
       error: 'An error occurred: %{message}'
       dirty: 'Changes not saved'
     general:
       title: 'General'
-      site_name: 'Site name'
-      site_logo: 'Site logo'
-      brand_setting: 'Display'
       brand_setting_both: 'Both name and logo'
       brand_setting_name: 'Name only'
       brand_setting_logo: 'Logo only'
       brand_setting_none: 'None'
-      locale: 'Language'
-      validations:
-        site_name: 'Site name is required'
     boards:
       title: 'Boards'
       empty: 'There are no boards. Create one below!'
@@ -182,4 +182,22 @@ en:
       role_admin: 'Administrator'
       status_active: 'Active'
       status_blocked: 'Blocked'
-      status_deleted: 'Deleted'
+      status_deleted: 'Deleted'
+    authentication:
+      title: 'Authentication'
+      oauth_subtitle: 'OAuth providers'
+      copy_url: 'Copy URL'
+      test_page:
+        title: '%{name} OAuth test results'
+        fetched_user_data: 'Fetched user data'
+        found: 'Found'
+        summary: 'Summary'
+        valid_configuration: 'This OAuth provider is configured correctly!'
+        warning_configuration: 'This OAuth provider if configured correctly, but a default name for users (%{name}) will be used.'
+        invalid_configuration: 'This OAuth provider is NOT configured correctly.'
+      form:
+        title_new: 'New OAuth provider'
+        title_edit: 'Edit OAuth provider'
+        subtitle_oauth_config: 'OAuth configuration'
+        subtitle_user_profile_config: 'User profile configuration'
+        client_secret_help: 'hidden for security purposes'