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| -rw-r--r-- | guides/source/action_view_overview.md | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/guides/source/action_view_overview.md b/guides/source/action_view_overview.md index abf6c0db11..44c02165db 100644 --- a/guides/source/action_view_overview.md +++ b/guides/source/action_view_overview.md @@ -356,7 +356,39 @@ Supposing we use the same `_box` partial from above, this would produce the same View Paths ---------- -TODO... +When rendering the view for a request, the controller needs to resolve where to find each of the directories are located. + +We are able to modify the order these locations are resolved by using `prepend_view_path` and `append_view_path`. + +This allows us to add new paths to the beginning or end of the list used to resolve these paths. + +### Prepend view path + +This can be helpful for example, when we want to prepend a different directory for subdomains. + +We can do this by using: + +```prepend_view_path "app/views/#{request.subdomain}"``` + +Then our list becomes something like: + +``` +[ + ~/rails_app/app/views/<subdomain>, + ~/rails_app/app/views, + # ... +] +``` + +This will put the subdomain path at the beginning of the list. + +### Append view path + +Similarly, we can append paths: + +```append_view_path "app/views/direct"```. + +This will add ```app/views/direct``` and the end of lookup paths for views. Overview of helpers provided by Action View ------------------------------------------- |