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Diffstat (limited to 'guides')
| -rw-r--r-- | guides/source/routing.md | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/guides/source/routing.md b/guides/source/routing.md index 0ff13cb07d..574a1f9c68 100644 --- a/guides/source/routing.md +++ b/guides/source/routing.md @@ -1044,6 +1044,25 @@ end This will create routing helpers such as `magazine_periodical_ads_url` and `edit_magazine_periodical_ad_path`. +### Overriding Named Route Parameters + +The `:param` option overrides the default resource identifier `:id` allowing you to use the specified name in your controller action to find the specific resource in the database. + +```ruby +resources :videos, param: :identifier +``` + +``` + videos GET /videos(.:format) videos#index + POST /videos(.:format) videos#create + new_videos GET /videos/new(.:format) videos#new +edit_videos GET /videos/:identifier/edit(.:format) videos#edit +``` + +```ruby +Video.find_by(identifier: params[:identifier]) +``` + Inspecting and Testing Routes ----------------------------- |